Search Results — 2000 specimen records retrieved (1130 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
  SD41425  Abronia maritima Edith A. Purer 1932-8-1 4707 San Luis Obispo Morro Bay. Comment
  RSA0025796  Abronia maritima Robert F. Hoover 1947-7-26 7325 San Luis Obispo Piedras Blancas Point. Comment
  OBI12211  Abronia pogonantha Eben McMillan 1952-5-5 106 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  SBBG1863  Abronia umbellata C. B. Hardham 1959-5-21 4595 San Luis Obispo Arroyo de la Cruz Comment
  SBBG34816  Abronia umbellata Mrs. R. W. Summers 1883-6-26 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SD41434  Abronia umbellata Edith A. Purer 1931-8-7 2222 San Luis Obispo Oceano Comment
  OBI12203  Abronia umbellata var. umbellata Jesse Arnold 1964-2-23 18 San Luis Obispo 2 mi W of Los Osos, just S of Morro Bay state Park Comment
  OBI4162  Abronia umbellata var. umbellata Julie R. Potter 1969-6-29 38 San Luis Obispo Morro Bay State Park Comment
  OBI62547  Abronia umbellata var. umbellata Bernard Miossi 1939-6-4 98 San Luis Obispo Baywood Park, along the Los Osos Valley rd about 2 mi N of Sunnyside School 26 Comment
  OBI65729  Abutilon theophrasti D. R. Miller 2000-10-16 1000 /731 San Luis Obispo Pine Mt Region. iN orchard area at DRM property, Tobacco Crk drainage 701 Comment
  UCR141010  Acacia longifolia George K. Helmkamp 2004-3-5 8328 San Luis Obispo Central Coast, Oceano, 0.1 mi N of the beach entrance for vehicles 8 Comment
  SEINET11196064 Image available Acanthus mollis David J. Keil 1977-7-3 12453 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo Comment
  OBI20405  Acer macrophyllum Neil Havlik 1968-4-3 120 San Luis Obispo At upper end of Lopez Cyn rd Comment
  JEPS116490  Achillea millefolium Alice Le Duc 1999-6-22 407 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI80755  Achillea millefolium David J. Keil 2015-2-21 32688 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  UC1927883  Achillea millefolium David Keil, Tina Teed and Mariko Uchida 2001-6-15 29606 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  OBI31185  Acmispon americanus var. americanus Julie M. Vanderwier 1979-5-28 53 San Luis Obispo Indian Knob tar Sands Comment
  OBI78042  Acmispon cytisoides David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14037 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
  OBI13219  Acmispon cytisoides Robert F. Hoover 1947-3-16 6674 San Luis Obispo Coast just S of Monterey co line Comment
  SBBG95358  Acmispon glaber G. Goulding, M. Meredith 1986-5-3 15 San Luis Obispo Los Osos, just off of Bayview Heights Drive Comment
  OBI12962  Acmispon glaber var. glaber Robert F. Hoover 1967-6-9 10626 San Luis Obispo Dunes at S end of Morro Bay Comment
  OBI12982  Acmispon glaber var. glaber Robert F. Hoover 1966-4-20 9826 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  OBI12987  Acmispon glaber var. glaber Robert F. Hoover 1966-4-20 9827 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  SBBG30635  Acmispon heermannii var. orbicularis T. L. Secrest 1949-5-28 San Luis Obispo Cambria Comment
  SBBG104300  Acmispon junceus M. D. Proctor, E. A. Young 1993-4-16 ROB 423 San Luis Obispo 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI55653  Acmispon junceus var. biolettii David J. Keil 1989-5-29 s.n. San Luis Obispo Montana de Oro State Park. Along Coon Crk trl Comment
  OBI13222  Acmispon junceus var. biolettii Robert F. Hoover 1964-5-12 8815 San Luis Obispo Head of Lopez Cyn Comment
  OBI44951  Acmispon junceus var. biolettii David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles, and Joanna Tomassacci 1987-5-17 20160 -2 San Luis Obispo Los Padres Natl Forest, Cuesta East past end of rd along fire trl in area burned by both the Gay Mtn fire and the las Pilitas fire Comment
  OBI13055  Acmispon junceus var. junceus Robert F. Hoover 1965-5-20 9375 San Luis Obispo Santa Lucia Range. Hill W of "Poly cyn", San Luis Obispo Comment
  OBI31795  Acmispon junceus var. junceus Smeltzer, Turnquist 1982-5-7 115 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI78047  Acmispon junceus var. junceus Melody Dickens 1980-9-18 44 San Luis Obispo Morro Rock, morro Bay Comment
  OBI54444  Acmispon strigosus Matthew Arterburn 1997-3-14 4 San Luis Obispo 1.3 mi on Red Hill rd off Hwy 58 610 Comment
  SBBG118609  Acmispon strigosus E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 82 San Luis Obispo Cerro Romualdo, just E of water tower; Camp San Luis Obispo 150 Comment
  UCD104467  Acmispon strigosus J. M. Tucker 1963-4-11 3678 San Luis Obispo San Luis Obispo County: North side of State Highway 41, 15.1 miles (by road) east of Cambria. Comment
  OBI28539  Acmispon wrangelianus John Jackman & Julie Truesdale, Julie Truesdale 1980-1 2 San Luis Obispo MacGillivary Ranch, Adelaida. On hilltoop W of the airstrip Comment
  SBBG107964  Acmispon wrangelianus C. B. Hardham 1957-6-17 2241 San Luis Obispo Tassejara Cyn Comment
  UC2027089  Acmispon wrangelianus Greg Wilvert 2005-4-17 278 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  UCD104494  Acmispon wrangelianus G. K. Helmkamp; E. K. Helmkamp 2001-4-29 6577 San Luis Obispo San Luis Obispo County: Irish Hills; Clark Valley Road; 3.8 miles south of Los Osos Valley Rd. (east of Los Osos). 213 Comment
  OBI15589  Acourtia microcephala Robert F. Hoover 1946-6-29 6202 San Luis Obispo Between Paso Robles and Adelaida Comment
  OBI26410  Acourtia microcephala David J. Keil 1980-9-19 14225 San Luis Obispo Ca 1/2 mi E of jctn with Park Hill rd along Calif Rte 58 Comment
  PASA2379  Actaea spicata Margaret Stason 1930-4-14 San Luis Obispo West of Templeton Comment
  OBI27397  Adenostoma fasciculatum Thomas Burrows 1980-5-17 48 San Luis Obispo Reservoir Cyn 168 Comment
  OBI28565  Adenostoma fasciculatum John Jackman & Julie Truesdale, Julie Truesdale 1980-1 43 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  CAS-BOT-BC139998  Adenostoma fasciculatum Ernest C. Twisselmann 1955-6-16 2150 San Luis Obispo Queen Bee Canyon 637 Comment
  UC1127733  Adenostoma sparsifolium H. C. Lee 1936-6-13 670 San Luis Obispo 1/4 mi. s. Musick; Nipomo Quad. Comment
  UCSB29437  Adenostoma sparsifolium Havlik, Neil 1969-9-30 San Luis Obispo along Agua Escondido Rd. (USFS #32S07) , about four miles east of the Huasna River. 304 Comment
  SBBG107859  Adiantum aleuticum C. B. Hardham 1959-5-23 4619 San Luis Obispo Islay Cyn Comment
  HSC91650  Adiantum jordanii Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  CAS-BOT-BC68975  Adiantum jordanii Clare B. Hardham 1959-4-10 4214 San Luis Obispo Santa Lucia Mountains - Oak Flat Rd. and North Road to Adelaida Comment
  OBI79704  Aeonium haworthii David J. Keil 2012-7-18 31427 San Luis Obispo Pismo Beach. Spyglass Park. 12 Comment
  JEPS26360  Ageratina adenophora Ernest C. Twisselmann 1959-4-10 5030 San Luis Obispo see canyon Irish Hills 106 Comment
  OBI17117  Agoseris grandiflora var. grandiflora Robert F. Hoover 1949-5-16 7700 San Luis Obispo "Poly Cyn", San Luis Obispo Comment
  OBI42211  Agoseris grandiflora var. grandiflora David J. Keil, Lynne Dee Oyler 1986-5-21 19527 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  CAS-BOT-BC29684  Agoseris grandiflora var. grandiflora R. F. Hoover 1946-8-3 6255 San Luis Obispo Upper Cook Creek Comment
  OBI56689  Agoseris heterophylla var. cryptopleura David J. Keil 1998-4-7 26587 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  CAS-BOT-BC127026  Agrostis exarata Clare B. Hardham 1958-7-1 3738 San Luis Obispo Santa Lucia Mountains. South Fork of Old Creek. Comment
  HSC91815  Agrostis gigantea Susan H. Bicknell San Luis Obispo Montana de Oro State Park. Comment
  OBI30849  Agrostis hooveri Julie M. Vanderweir 1979-8-25 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  SEINET10507100  Agrostis hooveri Robert F. Hoover 1948-6-29 Hoover 7549 San Luis Obispo Summit on road between Arroyo Grande and Huasna Dist. Comment
  CAS-BOT-BC138975  Agrostis pallens John Thomas Howell 1964-6-30 40867 San Luis Obispo Cambria. Comment
  OBI4947  Agrostis pallens F. Rush March1956 30 San Luis Obispo Mt. SLO Comment
  SBBG109710  Agrostis pallens C. B. Hardham 1957-6-15 2233 San Luis Obispo Villa Crk Comment
  SBBG125605  Aira caryophyllea D. Keil 1987-5-6 20128 San Luis Obispo Hwy 229 ca. 0.5 mi N of jct with Hwy 58 Comment
  SD249184  Allenrolfea occidentalis David Keil 1988-9-16 21130 San Luis Obispo Vicinity of intersection of CA 46 and CA 41 east of Cholame Flat valley area with salty soils. Comment
  OBI23341  Allium crispum J. T. Arnold 1965-4-18 72 San Luis Obispo Gillis Cyn Comment
  UC1215205  Allium fimbriatum var. fimbriatum Clare B. Hardham 1962-5-30 10 -238 San Luis Obispo Pozo Hi Mt. Santa Lucia Mountains, Pozo Hi Mt. 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
  SBBG107898  Allium haematochiton C. B. Hardham 1958-3-22 2905 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  JEPS99328  Allium haematochiton Clare B. Hardham 1958-3-22 2905 San Luis Obispo near San Luis Obispo (Steiner Creek) Comment
  OBI21231  Allium haematochiton A. Ahmad 1963-4-25 39 San Luis Obispo Dr. Hoover's garden Comment
  UCSB52116  Allium haematochiton Farneman, H. 1967-3-26 San Luis Obispo North shore of lake Nacimiento, near Bee Rock Campground, access by Interlake and Bee Rock Roads; Santa Lucia Mts. 365 Comment
  SBBG852  Allium howellii var. howellii C. B. Hardham 1958-4-28 3145 San Luis Obispo Carissa Plains Comment
  RSA123157  Allium lacunosum var. davisiae W. A. Peterson 1937-4-22 742 San Luis Obispo 2 miles ESE of Freeborn Mtn. 655 Comment
  SD249077  Allium lacunosum var. lacunosum David J. Keil 1992-5-2 22858 San Luis Obispo Laguna Lake Park. 35 Comment
  OBI56518  Allium lacunosum var. lacunosum T. J. Ayers, S. Junak 1989-6-22 754 B San Luis Obispo Cuesta Ridge Botanical Area. Los Padres Natl Forest; below TV towersjust E of West Cuesta Ridge Rd at eastern botanical area boundary sign, ca 3 mi W of hwy 101 Comment
  JEPS99219  Allium peninsulare Clare B. Hardham 1958-5-5 3191 San Luis Obispo Recruit Grade 2.8 mi W of summit Temblor Mountains Comment
  CAS-BOT-BC132107  Allium peninsulare var. peninsulare Ira L. Wiggins 1929-5-23 3723 San Luis Obispo Hillside 10 miles east of Shandon Comment
  OBI17112  Ambrosia acanthicarpa Robert F. Hoover 1966-9-12 9981 San Luis Obispo Bed of Santa Maria River n of Santa Maria Comment
  UC1321335  Ambrosia acanthicarpa R. F. Hoover 1966-9-12 9982 San Luis Obispo n of, (bed of Santa Maria River) Santa Maria; Santa Maria River Comment
  CAS-BOT-BC61476  Ambrosia chamissonis Alice Eastwood 1926-4-29 13656 San Luis Obispo Cambria Comment
  CAS-BOT-BC61487  Ambrosia chamissonis R. F. Hoover 1947-7-21 6241 San Luis Obispo North end of Morro Bay Comment
  OBI35397  Ambrosia chamissonis Helen Jones 1981-5-8 93 San Luis Obispo Piedras Blancas Point Comment
  RSA130663  Ambrosia chamissonis R. W. Summers 1884-6-12 s.n. San Luis Obispo Avila Comment
  OBI17094  Ambrosia psilostachya Robert F. Hoover 1966-9-16 10040 San Luis Obispo 3 mi N of Santa Margarita Comment
  UC1321279  Ambrosia psilostachya R. F. Hoover 1966-9-21 9996 San Luis Obispo se of Nipomo; Nipomo Creek Comment
  CAS-BOT-BC135662  Amelanchier utahensis R. F. Hoover 1960-5-18 8523 San Luis Obispo 2 mi. s. of Atascadero, west of Highway 101, at base of shale hill. Comment
  OBI81465  Ammophila arenaria Val King, Molly, Shelby, Jackson, Jack 2015-11-7 8 San Luis Obispo Oceano Dunes trail; just east of open beach Comment
  RSA121733  Amorpha californica B. Bolt 1936-5-7 703 San Luis Obispo 1 3/4m iles N. of Black. 396 Comment
  CDA13630  Amsinckia douglasiana G. F. Hrusa, T. D. Wilfred 1997-3-24 13667 San Luis Obispo Carrizo Plain; 8-10 m. N of Carrizo Plain on Bitterwater Rd. Comment
  OBI20621  Amsinckia douglasiana Robert F. Hoover 1950-3-31 7770 San Luis Obispo La Panza district Comment
  CAS-BOT-BC222373  Amsinckia douglasiana Roxana S. Ferris 1935-3-21 9033 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road Comment
  CAS-BOT-BC222382  Amsinckia douglasiana Ira L. Wiggins 1932-3-20 5780 San Luis Obispo In immediate vicinity of Cholame Comment
  OBI30995  Amsinckia intermedia Julie M. Vanderwier 1979-4-4 105 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG28455  Amsinckia intermedia I. L. Wiggins 1932-3-20 5780 San Luis Obispo immediate vicinity of Cholame Comment
  UCSC000612  Amsinckia intermedia H. C. Lee 1936-2-21 410 San Luis Obispo 0.5 mile S. of Los Berros Arroyo Grande 107 Comment
  UC1061730  Amsinckia spectabilis var. microcarpa B. Bolt 1936-3-11 609 San Luis Obispo 1 1/4 mi sse of mouth of Osos Creek 30 Comment
  UC2027397  Amsinckia tessellata Greg Wilvert 2005-3-21 8 San Luis Obispo Southeast Half of the Caliente Range. 3/4 km S of Soda Lake Road along Pipeline Road. Comment
  POM98336  Amsinckia tessellata var. gloriosa P. A. Munz 1926-4-8 10148 San Luis Obispo Hills about 32 miles E of Paso Robles. Comment
  UC511213  Amsinckia tessellata var. gloriosa Lyman Benson 1932-5-9 3563 San Luis Obispo Upper Cuyama Valley, Kern County line, Santa Maria River Watershed Upper Cuyama Valley; Temblor Mountain Range 609 Comment
  OBI4272  Amsinckia vernicosa Robert F. Hoover 1949-4-21 7631 San Luis Obispo Near Fernandez Crk on La Panza - creston rd Comment
  CAS-BOT-BC45178  Anaphalis margaritacea Robert F. Hoover 1947-8-9 7359 San Luis Obispo San Carpoforo Creek near ocean Comment
  OBI55306  Ancistrocarphus filagineus David J. Keil 1998-5-11 27216 San Luis Obispo Caliente Range, 5.1 mi from Soda Lake Rd. along Selby Rd. Comment
  UCSB69395  Anemopsis californica Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 100 m NE of marker in channel. 5 Comment
  UC1953219  Anemopsis californica var. californica David Keil 2009-6-30 30624 San Luis Obispo San Luis Obispo Rainwater detention basin behind Marigold Shopping Center (intersection of Broad Street and Tank Farm Road) Comment
  OBI13085  Anthemis cotula Hans Wilgenburg 1977-8-11 25 San Luis Obispo Cal Poly campus Comment
  OBI31961  Anthemis cotula David J. Keil 1981-6-20 14891 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  CDA6812  Anthemis cotula L. Julian, J. Fallon 2000-10-31 30 San Luis Obispo Santa Margarita Ranch off of Pozo Road next to five mile bridge, Santa Margarita . Comment
  OBI7430  Anthriscus caucalis Mark Fresh 1976-5-17 81 San Luis Obispo San Luis Obispo Crk, under Cuesta Grade Comment
  UCD123454  Antirrhinum multiflorum A. S. Albert 1928-6-1 s.n. San Luis Obispo San Luis Obispo County: Tar Springs Ranch, 8 miles east of Arroyo Grande. Oceano, California. 182 Comment
  OBI42353  Antirrhinum multiflorum David J. Keil 1986-5-28 19612 San Luis Obispo Ca 1/4-1/2 mi W from jctn with Parkhill Rd along Las Pilitas Rd Comment
  OBI71674  Antirrhinum nuttallianum David J. Keil 1988-7-2 20858 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  CAS-BOT-BC237892  Antirrhinum ovatum Ernest C. Twisselmann 1952-5-26 471 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch mail box on the Bitterwater Road, 7 miles south of Cholame 632 Comment
  CAS-BOT-BC237906  Antirrhinum ovatum Donald J. Bedell 1963-6-15 84 -1 San Luis Obispo Hills at the head of Gillis Canyon, eastern San Luis Obispo County 640 Comment
  OBI31481  Aphanes occidentalis Joy Nishida, Robert Allen 1982-4-10 274 San Luis Obispo American Cyn campground 536 Comment
  OBI30665  Apiastrum angustifolium David J. Keil 1981-5-19 14733 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  OBI31951  Apiastrum angustifolium David J. Keil 1982-6-26 16205 San Luis Obispo Vicinity of Arroyo de la Cruz N of san Simeon Comment
  OBI42363  Apiastrum angustifolium David J. Keil, V. L. Holland 1982-4-23 15881 San Luis Obispo Old dunes area along edge of Morro Bay w of S Bay blvd and E of Santa Ysabel ave Comment
  RSA128131  Apiastrum angustifolium Clare B. Hardham 1959-6-10 4880 San Luis Obispo Old Creek-Toro Creek Road 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
  UCSB38032  Apium graveolens Vivrette, Nancy 1978-11-19 San Luis Obispo Margin of Oso Flaco Lake Comment
  RSA403099  Apocynum cannabinum Eben McMillan 1948-9-24 s.n. San Luis Obispo By a spring, east side of Carrizo Plain Comment
  OBI26717  Aquilegia eximia Jerry Copeland 1973-9-8 1027 San Luis Obispo Along side Morro Crk bed, 7 mi E of jctn of hwy 1 and 41 Comment
  SBBG47360  Aquilegia eximia J. Copeland 1973-9-8 1027 San Luis Obispo Morro Crk bed, 7 mi E of JCT of hwys 1 and 41 Comment
  POM366959  Aquilegia formosa var. truncata D. D. Keck 1932-5-11 1771 San Luis Obispo 3 miles W of Kings Mtn on road to Tunitas. 457 Comment
Read comments
Sep 21 2014
  OBI79933  Aralia californica David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31848 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  OBI5361  Arbutus menziesii Robert J. Rodin 1972-2-12 8746 San Luis Obispo South side of Coon crk, in Montana de Oro state park Comment
  SBBG124280  Arbutus menziesii D. Keil with V. L. Holland 2009-4-28 30596 San Luis Obispo hills just S of Arroyo Grande Crk arm of Lopez Reservoir, property located on Rock Falls Rd 210 Comment
  OBI62179  Arceuthobium littorum David J. Keil 2002-7-11 29882 San Luis Obispo Cambria. Vicinity of Cambria Community Service District grounds on Rodeo Ground Road Comment
  UCR94529  Arctostaphylos T. S. Elias, W. Wisura 1984-7-27 8596 San Luis Obispo S of Atascadero and north of San Luis Obispo; along ridge near La Cuesta Summit 726 Comment
  CAS-BOT-BC23571  Arctostaphylos crustacea R. F. Hoover 1963-4-13 8551 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  OBI66503  Arctostaphylos crustacea subsp. crustacea David J. Keil 1985-6-19 18877 San Luis Obispo Hills S of Los Osos Comment
Read comments
Oct 29 2018
  SBBG118397  Arctostaphylos crustacea subsp. crustacea D. Wilken with E. Painter, K. Knight 2005-4-4 16181 San Luis Obispo ridge between Islay Cyn and Hazard Cyn, ca. 0.4 km NW of Benchmark "Hazard", Montana de Oro State Park 173 Comment
  CAS-BOT-BC27248  Arctostaphylos cruzensis James B. Roof 1961-6-1 s.n. San Luis Obispo From the road bank 95 paces S of the SE abutment of the highway bridge (state rte 1) over the Arroyo de la Cruz Creek 15 Comment
  JEPS47729  Arctostaphylos cruzensis James B. Roof, Walter Knight, Irja Knight 1966-1-12 1769 San Luis Obispo s-facing slope of bluffs near top of mesa Morro Bay (few mi ese); Los Osos Mesa Comment
  SBBG122806  Arctostaphylos cruzensis B. Ertter et al 1987-4-11 6834 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, 2-3 mi from Hwy 1 121 Comment
  CAS-BOT-BC24803  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1964-1-11 8623 San Luis Obispo Ridge w. of bend of Lopez Canyon. Comment
  OBI14691  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1963-10-26 8609 San Luis Obispo Trail to Machesna Mt, La Panza range Comment
  CAS-BOT-BC24868  Arctostaphylos glandulosa subsp. cushingiana Clare B. Hardham 1961-12-5 71243 San Luis Obispo e. of Cerro Alro Road to cypress grove 609 Comment
  RSA167729  Arctostaphylos glandulosa subsp. cushingiana R. F. Thorne, Percy C. Everett 1963-4-20 31604 San Luis Obispo On Cuesta Ridge, about 4 miles SE of Cuesta Summit. 854 Comment
  UCD51245  Arctostaphylos glauca Roman Gankin; W. R. Hildreth 1967-10-12 1141 San Luis Obispo 0.4 mile southeast of Pozo summit; soil decomposed granite. Comment
  CAS-BOT-BC24613  Arctostaphylos glauca Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14052 San Luis Obispo La Panza Range: Fernandez Canyon. 487 Comment
  RSA43166  Arctostaphylos glauca Robert F. Hoover 1946-8-17 6298 San Luis Obispo Upper Arroyo Grande, 5 mi. above County Park. Comment
  UCD51499  Arctostaphylos hookeri Roman Gankin 1965-4-1 479 San Luis Obispo 1/4 mile east of State Highway 1 on hill just north of Arroyo de los Chinos; ca. 15 miles north of San Simeon. Comment
  SBBG113534  Arctostaphylos hookeri subsp. hearstiorum R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo Arroyo de la Cruz, 0.5 mi E of St Hwy 1, Hearst Ranch 60 Comment
  CDA11548  Arctostaphylos luciana G. F. Hrusa, D. Ragan 1995-6-2 12383 San Luis Obispo Black Butte Research Natural Area. Immediately E of Mt. Lowe, approximately 1/3 m E of summit along fire break road. Comment
  UCD51731  Arctostaphylos luciana G. F. Hrusa 1993-5-22 11117 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Approx. 1/2 m. north of Mt. Lowe; but also throughout the RNA on the main ridge. 650 Comment
  POM3290  Arctostaphylos luciana L. R. Abrams 1913-7-20 5041 San Luis Obispo Cuesta Grade Comment
  RSA632955  Arctostaphylos luciana Jon E. Keeley 1996-2-10 27060 San Luis Obispo East of Cuesta Pass on dirt road to Mt. Lowe, northeast of San Luis Obispo. Santa Lucia Wilderness. 625 Comment
  SBBG83919  Arctostaphylos luciana R. Gankin, W. R. Hildreth 1967-11-13 2283 San Luis Obispo ca. 1 mi E of Cuesta Pass on ridge rd Comment
  HSC91724  Arctostaphylos morroensis Susan H. Bicknell 1988-11-20 San Luis Obispo Montano de Oro State Park, Hazard Canyon N Ridge Comment
  OBI33391  Arctostaphylos morroensis David J. Keil, V. L. Holland 1980-1 San Luis Obispo Comment
  UCD52476  Arctostaphylos morroensis Beryl O. Schreiber 1938-10-7 2555 San Luis Obispo 1/2 mile N. of Hazard Program. 76 Comment
  CAS-BOT-BC39802  Arctostaphylos obispoensis R. F. Hoover 1958-3-26 8435 San Luis Obispo Ridge of Santa Lucia Mts. nw. of Cuesta Pass. Comment
  CAS-BOT-BC39806  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16845 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC39832  Arctostaphylos obispoensis R. F. Hoover 1957-8-28 8394 San Luis Obispo road to rocky Butte lookout, Santa Lucia Mts. above San Simeon. Comment
  CAS-BOT-BC39840  Arctostaphylos obispoensis Steven A. Junak; David A. Young; Tina J. Ayers 1989-3-13 3925 San Luis Obispo Cuesta Ridge: Along main road (USFS Road #29S11.3) at W boundary sign for the Cuesta Ridge botanical Area, 5.2 miles 783 Comment
  OBI66775  Arctostaphylos obispoensis Austin P. Griffiths 1985-5-4 s.n. San Luis Obispo Lopez Lake Comment
  UC1309663  Arctostaphylos obispoensis A. E. Wieslander 1933-3-23 282 San Luis Obispo Santa Lucia Range Santa Barbara National Forest, San Luis Obispo Quadrangle 365 Comment
  CAS-BOT-BC39836  Arctostaphylos obispoensis Robert F. Thorne; Percy C. Everett 1963-6-7 32147 San Luis Obispo Along Cuesta Ridge road; 1.8 miles NW from Cuesta Pass. Comment
  CAS-BOT-BC39841  Arctostaphylos obispoensis W. R. Dudley 1905-1-2 s.n. San Luis Obispo On high serpentine hill on old Chrome Mine Road. NW of San Luis Obispo. Comment
  CAS-BOT-BC39898  Arctostaphylos obispoensis Clare B. Hardham 1959-6-8 4776 San Luis Obispo Santa Lucia Mountains - North slope Cypress Mt. Comment
  RSA43156  Arctostaphylos obispoensis Robert F. Hoover 1947-1-18 6596 San Luis Obispo Steiner Creek Comment
  UC1302323  Arctostaphylos obispoensis Robert F. Thorne and Percy C. Everett 1963-6-7 32147 San Luis Obispo along Cuesta Ridge Rd 1.8 mi nw Cuesta Pass 548 Comment
  RSA633456  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27618 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  UCR149042  Arctostaphylos osoensis G. Fred Hrusa 1995-6-20 12423 San Luis Obispo Central Western; Outer South Coastal Ranges region, Hollister Peak; Large colony on SW-facing shoulder of Hollister Peak, immediately below last steep ascent to peak from S side. 375 Comment
  CAS-BOT-BC44407  Arctostaphylos pechoensis R. F. Hoover 1947-1-6 6591 San Luis Obispo Above head of See Canyon, San Luis Range Comment
  RSA254307  Arctostaphylos pechoensis Gary D. Wallace 1975-5-11 1433 San Luis Obispo S end of Montana de Oro St. Pk. SW of Los Osos near Coon Ck. 152 Comment
  JEPS49511  Arctostaphylos pilosula A. E. Wieslander 1933-3-28 2757 San Luis Obispo Pismo Creek Arroyo Grande Quadrangle Comment
  UCD53655  Arctostaphylos pilosula Beryl O. Schreiber 1938-10-7 2556 A San Luis Obispo Sycamore Springs. 30 Comment
  OBI14551  Arctostaphylos pilosula Robert F. Hoover 1964-2-20 8637 San Luis Obispo Oak Park district, north of Arroyo Grande Comment
  UCD53665  Arctostaphylos pilosula Roman Gankin 1965-3-31 473 San Luis Obispo Summit Carpenter Canyon; Arroyo Grande. Comment
  CAS-BOT-BC46229  Arctostaphylos rudis Walter Knight; Irja Knight; Elizabeth McClintock; Jacob Sigg 1981-3-25 4044 San Luis Obispo San Luis Obispo Co. Comment
  OBI27081  Arctostaphylos rudis Jim Souza 1981-2-1 s.n. San Luis Obispo Grover City Comment
  CAS-BOT-BC46274  Arctostaphylos rudis R. F. Hoover 1954-2-7 8335 San Luis Obispo 2 mi. w. of Nipomo. Comment
  RSA201557  Arctostaphylos rudis Robert F. Hoover 1960-1-3 8513 San Luis Obispo Nipomo Mesa just above Los Berros. Comment
  UCD53809  Arctostaphylos rudis Roman Gankin; W. R. Hildreth 1967-10-12 1132 San Luis Obispo San Luis Obispo County: 0.7 mile SW from Noyes Road on State Route 227, Arroyo Grande. Comment
  UCD51339  Arctostaphylos tomentosa subsp. crustacea Robert E. Preston 1999-3-29 1206 San Luis Obispo Ca. 6 mi NE of Morro Bay 304 Comment
  RSA660609  Arctostaphylos tomentosa subsp. tomentosa Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve. At overlook, 1.8 mi. in from gate. Comment
  OBI80491  Arctotheca prostrata Rachel Alexander, Juliet Meyers 2015-4-4 1 San Luis Obispo Cal Poly Campus, in back of Sierra Madre Tower 0 at the bottom of the hike to the Cal Poly "P" along the hillside. Grassy, steep hillsides, exposed to a lot of sunlight, abundant with many weeds and shrubs and a few trees. Weedy, dry, hillside. Locally common. 133 Comment
  UC1285073 Image available Arenaria paludicola R. F. Hoover 1947-4-25 7077 San Luis Obispo Black Lake Black Lake (at edge of lake.) Comment
  OBI40744  Aristida adscensionis David J. Keil, Dirk Walters 1986-5-2 19315 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  OBI75823  Aristocapsa insignis Robert F. Hoover 1949-6-4 7746 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  SBBG11995  Aristocapsa insignis C. B. Hardham 1960-5-13 5681 San Luis Obispo between San Juan and Carissa Plains, W of Simmler, Paso Robles-Simmler Rd Comment
  UCR91826  Armeria maritima subsp. californica George K. Helmkamp 1996-5-25 1071 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  JEPS57847  Artemisia biennis Ernest C. Twisselmann 1968-10-21 15046 San Luis Obispo just below the bridge Highway 46; Salinas River, Paso Robles 181 Comment
  OBI7291  Artemisia californica David J. Keil 1976-9-25 11833 San Luis Obispo 1 mi W of Los Osos Valley Rd. along Prefumo Canyon Rd. Comment
  OBI17040  Artemisia douglasiana Julie R. Potter 1969-6-29 55 San Luis Obispo Morro Bay State Park Comment
  UC1211946  Artemisia douglasiana Otto T. Solbrig 1958-8-15 2749 San Luis Obispo about four mi s Highway 198 (on side of little creek); Queen Bee Forest Camp Comment
  CAS-BOT-BC90623  Artemisia dracunculus R. F. Hoover 1965-10-1 9692 San Luis Obispo Coast road just south of Hazard Canyon Comment
  CDA15221  Artemisia dracunculus G. F. Hrusa, D. Ragan 1998-7-21 14759 San Luis Obispo Nipomo Dunes; Dunes immed. W of intersection of Callendar Rd. & Hwy 1. Comment
  OBI20505  Asclepias californica Robert F. Hoover 1949-5-14 7679 San Luis Obispo Rocky Butte district, above San Simeon Comment
  POM76152  Asclepias cordifolia I. E. Diehl 1902-6-26 s.n. San Luis Obispo Paso Robles Comment
  OBI57936  Asclepias eriocarpa David J. Keil, with V. L. Holland 1999-6-9 28363 San Luis Obispo Camp Roberts. In area with approximate 100 m radius of intersection of F1 Road and D34 Road (ca. 35 deg. 44.734'N x 120 deg. 50.118'W) 366 Comment
  OBI20218  Asclepias eriocarpa Malcolm G. McLeod 1979-6-19 s.n. San Luis Obispo Along Calif Rte 41 about 1/4 mi E of entrance to Cerro Alto campground Comment
  OBI70052  Asclepias eriocarpa Bernard Miossi 1939-7-10 118 San Luis Obispo Along Calf Cyn rd, 1 mi NE of Morano Crk, Calf Cyn 389 Comment
  OBI30685  Asclepias fascicularis Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  UCR160395  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2005-6-9 9614 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
  SBBG82042  Asclepias vestita C. F. Smith 1950-5-4 2774 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  RSA232057  Aster radulinus C. W. Tilforth, John Dourley 1972-8-23 644 San Luis Obispo Cuesta Ridge, west of Cuesta Grade Summit, about 8 miles north of San Luis Obispo 549 Comment
  CAS-BOT-BC177487  Astragalus asymmetricus Alice Eastwood; John Thomas Howell 1938-6-13 59 ? San Luis Obispo Sw. of Shandon on road to Creston Comment
  RSA0006704  Astragalus asymmetricus J. T. Howell 1948-6-15 14364 San Luis Obispo Red Hills southeast of Shandon. 762 Comment
  UCD104642  Astragalus asymmetricus Ernest C. Twisselmann 1959-5-30 5285 San Luis Obispo San Luis Obispo County: Summit of Palo Prieta Canyon, eastern part of county. Shandon, CA. 723 Comment
  CAS-BOT-BC177824  Astragalus curtipes Frank W. Peirson 1925-3-25 5675 San Luis Obispo Morro Creek 152 Comment
  OBI13380  Astragalus curtipes Aart C. deVos 1963-4-8 57 San Luis Obispo Poly Cyn, N slope Comment
  UCR202914  Astragalus curtipes George K. Helmkamp, E. A. Helmkamp 2000-3-15 5335 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  CAS-BOT-BC27457  Astragalus curtipes William Henry Brewer 1861-4-14 s.n. San Luis Obispo at San Louis Obispo Comment
  RSA128160  Astragalus curtipes Clare B. Hardham 1958-3-22 2914 San Luis Obispo Steiner Creek near San Luis Obispo. Comment
  CAS-BOT-BC182355  Astragalus didymocarpus var. didymocarpus R. F. Hoover 1952-4-8 8081 San Luis Obispo La Panza district Comment
  CAS-BOT-BC182361  Astragalus didymocarpus var. didymocarpus Marcus E. Jones 1882-5-6 s.n. San Luis Obispo Unspecified Comment
  CAS-BOT-BC182883  Astragalus douglasii D. E. Breedlove 1962-3-29 2034 San Luis Obispo On roadside, 13.9 miles east of Santa Margarita, La Panza Range on main road to Carrizo Plain 502 Comment
  POM264987  Astragalus douglasii I. L. Wiggins 1929-5-24 3760 San Luis Obispo 1.5 miles east of Templeton Comment
  UCD104758  Astragalus douglasii Michael A. Vincent 1999-6-11 8609 San Luis Obispo San Luis Obispo County: At Shandon Rest Stop along CA 1/46, 1.1 miles south of Chalome Creek bridge, and 5.5 miles south of Rt. 41/46 split. Comment
  OBI13360  Astragalus douglasii var. douglasii Robert F. Hoover 1948-4-12 7437 San Luis Obispo Cottonwood Pass (foothills on W side of) Comment
  UC1128775  Astragalus douglasii var. douglasii H. C. Lee 1937-5-5 881 San Luis Obispo 1 1/2 mi s Dry Creek School; Paso Robles, s of Dry Creek School Comment
  OBI13350  Astragalus gambelianus Robert F. Hoover 1958-4-23 8461 San Luis Obispo Old Crk, S fork, above Cayucos Comment
  UC1128789  Astragalus gambelianus C. A. Graham 1939-4-14 517 San Luis Obispo 1 1/2 mi n Pine Canyon Guard Station; Branch Mt. Quad., n of Pine Canyon Guard Station Comment
  SEINET7062873  Astragalus lentiginosus var. nigricalycis A. G. Vestal 1947-4-12 s.n. San Luis Obispo Southeast section of San Luis Obispo County in Garcia Mountains. Los Padres National Forest. (WGS84/NAD83). UTM Zone 10, 755479mE, 3900807mN. 549 Comment
  SD53119  Astragalus nuttallii Darley F. Howe 1962-7-22 3342 San Luis Obispo Sand dunes near Oso Flaco Lake. Comment
  SFV1787  Astragalus nuttallii J. M. Tucker, R. Gankin 1963-4-10 3670 San Luis Obispo About 7 miles from Morro Bay on U. S. Highway 466. Comment
  SEINET948585  Astragalus nuttallii J. M. Tucker, Roman Gankin 1963-1 3670 San Luis Obispo On hill slope above highway; ca. 7 miles from Morro Bay, U.S. Highway 466 Comment
  CAS-BOT-BC186536  Astragalus nuttallii var. nuttallii R. F. Hoover 1948-5-14 7525 San Luis Obispo South of mouth of Islay Creek Comment
  SBBG4445  Astragalus nuttallii var. nuttallii C. Bornstein, D. Kershaw 1998-8-4 San Luis Obispo Hwy 1, Vista Pt just N of San Simeon 22 Comment
  UCR108092  Astragalus oxyphysus Christopher Christie 1997-3-17 220 San Luis Obispo E foothills of Caliente Range 690 Comment
  POM163386  Astragalus oxyphysus P. A. Munz 1929-5-17 11411 San Luis Obispo Cuyama Valley, 50 miles east of Santa Maria. Comment
  CAS-BOT-BC194120  Astragalus pomonensis Alice Eastwood 1906-6-13 306 San Luis Obispo Santa Maria River Comment
  UCR160141  Astragalus trichopodus George K. Helmkamp, E. A. Helmkamp 2005-6-9 9562 A San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 5.4 mi northeast of Huasna Township Road. 256 Comment
  OBI37943  Athysanus pusillus David J. Keil, Dirk Walters 1980-4-10 13776 San Luis Obispo Ca. 0.5 mi W of jctn with Huerhuero rd on Park Hill rd Comment
  CAS-BOT-BC17583  Athysanus pusillus George B. Grant 1903-5-1 s.n. San Luis Obispo Pasa Robles. Comment
  OBI17345  Atriplex canescens Robert F. Hoover 1946-10-13 6494 San Luis Obispo E edge of Cuyama Valley near Kern Co. line Comment
  SEINET3930584  Atriplex canescens S. Sanderson 1993-11-22 93 -056 San Luis Obispo Mile marker 49. CA 166, 15 miles west of Cuyama.; 0 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
  SEINET271601  Atriplex fruticulosa H. C. Stutz 1989-8-29 95150 San Luis Obispo Corizzo Plain N end of Soda Lake. Comment
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Jul 30 2013
  OBI17305  Atriplex lentiformis Robert F. Hoover 1966-10-7 10119 San Luis Obispo Cuyama River at mouth of Chimney Canyon Comment
  SBBG28677  Atriplex lentiformis subsp. breweri E. C. Twisselmann 1967-8-23 13567 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  UC1136293  Atriplex lentiformis subsp. lentiformis H. C. Lee 1937-3-27 788 San Luis Obispo 1 mi ne Paso Robles; Paso Robles Quad., ne of Paso Robles Comment
  OBI17285  Atriplex polycarpa Robert F. Hoover 1946-9-14 6392 San Luis Obispo Shandon Comment
  OBI25503  Atriplex polycarpa Dirk R. Walters, M. G. McLeod 1979-8-15 1334 San Luis Obispo Plants collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersections of Shell, Camtti, Navajo and San Juan Crks with state hwy 58 Comment
  OBI51961  Atriplex prostrata Larry Kelly, David J. Keil 1988-10-1 298 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG48629  Atriplex spinifera L. S. Matlovsky 1974-4-5 DM 1889 -35 San Luis Obispo S end of Soda Lake, Carrizo Plain Comment
  UC1392942  Atriplex spinifera R. F. Hoover 1968-4-16 11036 San Luis Obispo n side Cuyama Valley (Chalk Mt.); n side Cuyama Valley, Chalk Mt. Comment
  UC2027075  Atriplex spinifera Greg Wilvert 2005-5-1 376 San Luis Obispo Southeast Half of the Caliente Range: Along Pipeline Road Comment
  OBI54904  Atriplex suberecta David J. Keil 1996-9-13 26017 San Luis Obispo Ca. 1 mi e of jctn w/Pozo Rd along CA 58, ca. 1 mi se of Santa Margarita. Comment
  OBI17265  Atriplex vallicola Robert F. Hoover 1946-6-2 6140 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  SEINET3919705  Avena fatua D. Cann 2002-5-4 560 San Luis Obispo Hillside behind 1955 Olive St., Paso Robles.; 0 244 Comment
  OBI43085  Azolla filiculoides David J. Keil, Kathy Jones 1982-4-4 15846 San Luis Obispo Nipomo Mesa along Black Lake Canyon Comment
  UC1192364  Azolla filiculoides Malcolm A. Nobs and S. Galen Smith 1949-6-22 830 San Luis Obispo ca. 3 mi s Oceano (Dune Lakes Gun Club) Comment
  OBI16983  Baccharis glutinosa Robert J. Rodin 1964-7-9 7077 San Luis Obispo Poly Cyn, campus of Cal State Polytechnic College, San luis Obispo Comment
  OBI58274  Baccharis glutinosa Austin P. Griffiths, M. E. Griffiths 1985-8-21 s.n. San Luis Obispo Guadalupe Dunes. Along N edge at E end of Oso Flaco causeway Comment
  UC1119656  Baccharis glutinosa B. Bolt 1936-6-5 761 San Luis Obispo 1 mi e of Santa Margarita; San Luis Obispo 304 Comment
  OBI70159  Baccharis glutinosa Bernard Miossi 1939-8-4 146 San Luis Obispo Along edna-Pismo rd, 2.5 mi SW of Edna 46 Comment
  RSA735788  Baccharis pilularis Steve Boyd 2007-2-17 11717 San Luis Obispo Los Padres National Forest along Pozo Road about 2 miles east of Pozo Summit, in Marian Creek drainage. 671 Comment
  UCR146967  Baccharis pilularis George K. Helmkamp, E. A. Helmkamp 2004-10-8 8852 San Luis Obispo Outer South Coast Range, NE edge of Santa Lucia Wilderness Area; along Hi Mountain Road and beside Salt Creek, 8.0 mi. NE of Lopez Lake entrance 399 Comment
  OBI16963  Baccharis pilularis var. consanguinea Robert F. Hoover 1946-9-21 6428 San Luis Obispo East shore of Morro Bay, south of mouth of Chorro Creek, in salt marsh Comment
  OBI4904  Baccharis pilularis var. consanguinea John V. Stechman 1965-8-2 4904 San Luis Obispo North of Islay Creek Comment
  CAS-BOT-BC99636  Baccharis plummerae R. F. Hoover 1949-9-9 7757 San Luis Obispo Forks of San Simeon Creek Comment
  CAS-BOT-BC99640  Baccharis plummerae R. F. Hoover 1946-10-27 6535 c San Luis Obispo Canyon opening south into Cuyama River opposite Pioneer Grove (which is in Santa Barbara Co.) Comment
  OBI79924  Barbarea orthoceras David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31857 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  OBI36689  Barbarea orthoceras Eric Wise 1983-3-6 1684 San Luis Obispo Salinas River at Hwy 58 Comment
  UC52318  Barbarea orthoceras Rev. R. W. Summers 1886-3-21 909 San Luis Obispo San Luis Obispo Mt. Comment
  OBI79337  Barbarea verna David J. Keil, Matt Ritter, George Butterworth, Jepson Herbarium Weekend Workshop Participants 2012-4-20 31282 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail. Along trail in oak woodland. 570 Comment
  OBI17255  Bassia hyssopifolia Ernest C. Twisselmann 1954-10-7 1610 San Luis Obispo Temblor Range and the W San Joaquin Valley. Twisselmann ranch, E San Luis Obispo county 640 Comment
  OBI75450  Bauhinia forficata Matt Ritter 2011-9-30 5089 San Luis Obispo SLO, Broad and Lincoln St Comment
  OBI13294  Bauhinia galpinii Bonnie M. Thompson 1963-10-13 502 San Luis Obispo Calif State Polytechnic College, behind welding department Comment
  OBI74983  Bellardia trixago Rhonda Riggins 1984-5-8 1493 San Luis Obispo Cal Poly campus. Poly Canyon. Comment
  HSC91728  Berberis pinnata Susan H. Bicknell 1989-6-11 San Luis Obispo Montana de Oro, MDO 39 Comment
  OBI20545  Berberis pinnata subsp. pinnata Neil Havlik 1968-3-28 98 San Luis Obispo Across ellysly crk from hwy 1, 1 mi S of Harmony Comment
  UCD110436  Bergia texana Ernest C. Twisselmann 1962-7-12 7427 San Luis Obispo San Luis Obispo County: Summit of Palo Prieta Canyon. 609 Comment
  CAS-BOT-BC16075  Boechera californica R. F. Hoover 1948-4-16 7457 San Luis Obispo Upper Morro Creek. Comment
  UC2027434  Boechera pulchra Greg Wilvert 2005-4-24 311 San Luis Obispo Southeast Half of the Caliente Range. 1.4 km S of Padrones Spring. Comment
  RSA209517  Boisduvalia glabella Clare B. Hardham 1962-5-11 10114 San Luis Obispo 6 miles east of Highway 101 at Paso Robles, on road to Creston Comment
  OBI22605  Bolboschoenus maritimus subsp. paludosus Robert F. Hoover 1946-11-17 6556 San Luis Obispo San Luis Obispo Comment
  OBI34944  Bolboschoenus robustus David J. Keil 1983-11-19 18054 San Luis Obispo Fringes of salt marsh around Shark Inlet at S end of Morro Bay in lee of sand spit Comment
  OBI54167  Bowlesia incana David J. Keil, Kathleen Keil 1995-4-15 24852 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI56845  Bowlesia incana David J. Keil 1998-4-9 26625 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI64401  Bowlesia incana David J. Keil 2001-3-28 29194 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI72774  Bowlesia incana D. R. Miller 2010-4-22 410 .907 San Luis Obispo Rocky Butte/Pine Mt Region. On flats, between 1st wash and 2nd going N at Flats jctn rd 366 Comment
  OBI66852  Brachypodium distachyon David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29589 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
  UC1126838  Brassica rapa C. M. Belshaw 1936-4-23 1699 San Luis Obispo 1.9 mi sw of Hollister Peak 18 Comment
  CAS-BOT-BC36784  Brassica rapa Clare B. Hardham 1957-9-12 2612 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria. Comment
  RSA389440  Brassica tournefortii C. F. Smith 1975-5-13 10844 San Luis Obispo Above farmland northwest of Guadalupe (south of Oso Flaco Lake). 1 Comment
  OBI51376  Brickellia californica Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .15 San Luis Obispo NE corner of San Simeon State Park. Comment
  RSA201732  Brickellia nevinii Robert F. Hoover 1952-9-9 8331 San Luis Obispo Caliente Mountain Comment
  UCR123150  Briza minor George K. Helmkamp, E. A. Helmkamp 2002-4-16 7407 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  OBI73209  Briza minor David J. Keil 2000-5-15 28679 San Luis Obispo Santa Margarita Ranch. Ca. 5 miles south of railroad crossing along Pozo Road. Comment
  SEINET14395772  Briza minor D. Keil 1981-1 14681 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  CAS-BOT-BC144235  Bromus arenarius R. F. Hoover 1947-3-30 6812 San Luis Obispo Calf Canyon. Comment
  CAS-BOT-BC144273  Bromus arenarius Ernest C. Twisselmann 1952-6-20 45 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame. Comment
  UCD57766  Bromus berteroanus A. A. Beetle 1942-4-15 3042 San Luis Obispo San Luis Obispo County: Southwestern part of county. Santa Maria River, near Taylor Spring. Comment
  CAS-BOT-BC148954  Bromus carinatus var. carinatus Clare B. Hardham 1957-5-4 1822 A San Luis Obispo Santa Lucia Mountains. Oak Flat. Comment
  CAS-BOT-BC148966  Bromus carinatus var. carinatus R. F. Hoover 1964-5-11 8767 San Luis Obispo 2 miles southwest of Pozo on road to Arroyo Grande. Comment
  UC463205  Bromus carinatus var. carinatus Roxana S. Ferris 1929-4-16 7660 San Luis Obispo Old Creek coast road between Cayucos and Moro Comment
  JEPS70218  Bromus catharticus Robert J. Rodin 1970-5-5 8394 San Luis Obispo Camp San Luis Obispo, Nature Preserve 15 Comment
  CAS-BOT-BC155752  Bromus diandrus M. Wetherwax; E. L. Painter 2000-3-21 SLO- 43 San Luis Obispo Camp San Luis Obispo. K-1 Training Area, saddle between Cerro Romualdo and Cerro Chumash. 120 Comment
  CHSC35862  Bromus diandrus Paul Bailey 1972-4-22 103 San Luis Obispo 2 miles E of Atascadero in Salinas river bed. 213 Comment
  OBI5529  Bromus diandrus Sharon Jochums 1974-4-10 110 San Luis Obispo W of hwy 1 on Point San Simeon Comment
  OBI65909  Bromus diandrus D. R. Miller 1994-4-28 494 -261 San Luis Obispo Pine Mt Region. From Hasman's water tank area; Pico crk drainage 914 Comment
  OBI79592  Bromus grandis David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31400 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  CAS-BOT-BC155598  Bromus grandis R. F. Hoover 1964-6-12 9076 San Luis Obispo Near Rocky Butte Fire Lookout. 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
  OBI75782  Bromus hordeaceus Al Lindholm 1967-4-23 185 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
  SBBG118221  Bromus hordeaceus M. Wetherwax, E. Painter 2000-3-21 SLO 46 San Luis Obispo saddle between Cerro Romualdo and Cerro Chumash; Camp San Luis Obispo 120 Comment
  SBBG95669  Bromus hordeaceus J. Eliot 1986-5-21 35 San Luis Obispo 1 mi W of TV Tower Rd off US Hwy 101 N of San Luis Obispo Comment
  CAS-BOT-BC162412  Bromus laevipes R. F. Hoover 1964-6-12 9056 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  HSC100850  Bromus madritensis subsp. rubens J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12733 San Luis Obispo Along Bitterwater Road. 530 Comment
  OBI26909  Bromus madritensis subsp. rubens Betty Breuleux, Carol Hawkins 1980-4-22 18 San Luis Obispo Along road in Poly Cyn approx 200 ft past gate, Cal Poly State Univ., San Luis Obispo Comment
  CAS-BOT-BC162030  Bromus pseudolaevipes R. F. Hoover 1964-5-13 8856 San Luis Obispo South Fork of Old Creek. Comment
  OBI33057  Bromus pseudolaevipes David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17007 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso 55 Comment
  OBI79906  Bromus pseudolaevipes D. R. Miller 2013-5-8 513 .1056 San Luis Obispo The Rocky Butte/Pine Mountain Region, this small stand of perhaps 15-20 plants is growing understory on Pine Mountain along main ridge road, approximately 50 meters north of Indian Summer Camp, Tobacco Creek drainage. 884 Comment
  CAS-BOT-BC161763  Bromus rubens R. F. Hoover 1964-4-14 8710 San Luis Obispo San Luis Obispo. Comment
  UCR141007  Bromus rubens George K. Helmkamp 2004-3-4 8324 San Luis Obispo Central Coast, Nipomo Mesa, along Pomeroy Rd, 0.2 mi N of Willow Rd, NW of Nipomo 91 Comment
  CAS-BOT-BC161757  Bromus rubens Ernest C. Twisselmann 1954-3-19 898 San Luis Obispo Temblor Range and the western San Joaquin Valley. Chris Twisselmann Ranch. 670 Comment
  OBI6269  Bromus sitchensis Larry E. Brown 1971-5-6 1980 San Luis Obispo Growing in Hazard Cyn in the Montana De Oro State Park near Morro Bay Comment
  SBBG118259  Bromus sterilis A. Dilworth 1997-4-15 33 San Luis Obispo just S of N loop on Deer Trail Rd, Training Area S; Camp Roberts; LCTA Plot 20 320 Comment
  UCR272685  Bromus sterilis David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19490 San Luis Obispo South Coast Range, Santa Margarita Ranch. 3.6 mi. south of Santa Margarita along ranch road, east base of Santa Lucia Mountains Comment
  OBI79597  Bromus tectorum David J. Keil, with V. L. Holland 2013-4-16 31581 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway 255 Comment
  OBI65895  Bromus tectorum D. R. Miller 1994-4-19 494 -214 San Luis Obispo Pine Mt Region. Along ridge rd edge near DR's driveway, Pico crk drainage Comment
  CAS-BOT-BC233750  Buddleja davidii Ernest C. Twisselmann 1967-8-23 13565 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC233930  Calandrinia breweri R. F. Hoover 1951-4-15 8041 San Luis Obispo Stoney Creek, tributary of Huasna River Comment
  OBI31691  Calandrinia ciliata Smeltzer, Turnquist 1982-4-12 24 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  UC2027128  Calandrinia ciliata Greg Wilvert 2005-4-2 100 San Luis Obispo Southeast Half of Caliente Range: 1.2 km SW of Wells Spring Comment
  SBBG93727  Calandrinia menziesii S. A. Junak 1990-4-26 4203 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
  RSA176274  Callitriche heterophylla subsp. heterophylla R. F. Thorne, P. C. Everett 1963-6-12 32261 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  OBI73359  Callitriche marginata David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30698 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  OBI60779  Callitriche marginata David J. Keil 1991-5-18 21542 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  SBBG125607  Calochortus albus D. Keil 1987-5-6 20138 San Luis Obispo Hwy 229 ca. 0.5 mi N of jct with Hwy 58 Comment
  UCR16921  Calochortus albus T. P. Krantz, G. Krantz 1979-5-29 s.n. San Luis Obispo Coast Range, Eagle Ranch Land Exchange. SW slope of Eagle Peak, just south of exchange parcel #3, on Eagle Ranch Lands 640 Comment
  OBI83618  Calochortus argillosus Melissa Mooney 2016-5-17 1607 b San Luis Obispo Laguna Lake Park; City of San Luis Obispo 59 Comment
  UC638973  Calochortus clavatus Bernard Miossi 1939-6-18 102 San Luis Obispo 1 mi n Morro-Atascadero road (at a point 5 mi from CA Hwy 1) 182 Comment
  CAS-BOT-BC492536  Calochortus luteus Clare B. Hardham 1956-5-30 789 San Luis Obispo Plants of the Santa Luica Mountains, Vitamin D Ranch Comment
  CAS-BOT-BC132422  Calochortus obispoensis Marion Ownbey; Ruth P. Ownbey 1938-7-4 1692 San Luis Obispo Reservoir Canyon, about 3 miles northeast of San Luis Obispo Comment
  CAS-BOT-BC132430  Calochortus obispoensis R. F. Hoover 1946-6-23 6190 San Luis Obispo Summit at head of Carpenter Canyon, n. of Arroyo Grande Comment
  OBI66347  Calochortus palmeri var. palmeri David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26270 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
  OBI21425  Calochortus simulans Robert F. Hoover 1949-5-15 7689 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  RSA0042191  Calochortus simulans LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6264 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. 558 Comment
  UC1927793  Calochortus simulans David Keil 1998-5-20 27311 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  UCD139568  Calochortus simulans James Dilley 1997-5-10 s.n. San Luis Obispo San Luis Obispo County: Los Padres National Forest, Santa Lucia District. La Panza Campground on Pozo Road, 3 miles E of Pozo Summit. 701 Comment
  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
  OBI75767  Calycadenia truncata D. R. Miller 2011-7-27 711 .976 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Growing along both side of road at "STag Flats' on lower Tobacco Flats rd. Township 25 S, R8E, Sect 26. Pebbletstone Shut - in Topo map 480 Comment
  SBBG7841  Calycadenia villosa C. B. Hardham 1957-6-22 2280 San Luis Obispo Black Mtn, Highland District, E of Creston Comment
  CAS-BOT-BC221408  Calystegia longipes Mary E. Wall 1933-5-11 s.n. San Luis Obispo Santa Margarita. Eldorado School Comment
  OBI71678  Calystegia macrostegia David J. Keil 1988-7-2 20861 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI23429  Calystegia macrostegia subsp. cyclostegia Robert Jones 1971-5-10 12 San Luis Obispo Poly canyon, 1 mi NE of Cal Poly Comment
  UC1927876  Calystegia macrostegia subsp. cyclostegia David Keil, Tina Teed and Mariko Uchida 2001-6-15 29563 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  CAS-BOT-BC221368  Calystegia macrostegia subsp. cyclostegia Mrs. H. C. Cantelow 1937-4-1 2065 San Luis Obispo N.E. of Cayucos Comment
  OBI26509  Calystegia macrostegia subsp. cyclostegia Kathlene Henry 1979-7-28 23 San Luis Obispo Hwy 227, at entrance to San Luis Airport 37 Comment
  OBI66734  Calystegia malacophylla David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29810 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  CAS-BOT-BC221160  Calystegia malacophylla subsp. pedicellata Ernest C. Twisselmann 1955-5-27 2045 San Luis Obispo La Panza Range. Navajo Canyon road, .5 miles south of Cammatta Canyon summit 603 Comment
  CDA12203  Calystegia malacophylla subsp. pedicellata G. F. Hrusa, D. Ragan 1993-5-21 11088 San Luis Obispo La Panza Range; Approx. 2 km. beyond Stony Creek Camp. Comment
  CDA16842  Camissonia campestris G. F. Hrusa, L. Saslaw 2001-4-12 15779 San Luis Obispo Carrizo Plain; Swain Ridge on N side of Swain pasture, W side Soda Lake Rd. Comment
  OBI58521  Camissonia campestris subsp. campestris David J. Keil 1998-5-11 27215 San Luis Obispo Caliente Range, 5.1 mi from Soda Lake Rd. along Selby Rd. Comment
  SBBG119684  Camissonia campestris subsp. campestris E. Painter, M. Wetherwax 2001-5-16 CR 241 San Luis Obispo near Sulphur Spring Rd; Camp Roberts 275 Comment
  SEINET7040141  Camissonia campestris subsp. campestris A. G. Vestal 1962-4-10 San Luis Obispo Carrizo Plain, 5.2 miles northwest of 399. UTM Zone 10, 739907mE, 3910101mN. Comment
  RSA43070  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1947-7-11 7299 San Luis Obispo South end of Morro Bay Comment
  POM98547  Camissonia strigulosa P. A. Munz 1925-3-25 9243 San Luis Obispo Morro. Comment
  OBI12016  Camissoniopsis cheiranthifolia subsp. cheiranthifolia F. Rush 1957-1 s.n. San Luis Obispo S. Morro Bay Comment
  CAS-BOT-BC160292  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-8-13 9232 San Luis Obispo Mouth of Morro Creek. Santa Lucia Range Comment
  JEPS50750  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Rimo Bacigalupi 1967-6-27 9296 San Luis Obispo coastal terraces just n Piedras Blancas Point Comment
  SD27807  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Carl B. Wolf 1929-4-16 3622 San Luis Obispo Mouth of small Creek at coast, 4.0 miles north of Morro Bay. 14 Comment
  SD38642  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Edith A. Purer 1933-7-20 5074 San Luis Obispo 5.0 miles northwest of Guadalupe. Comment
  UC1186553  Camissoniopsis intermedia E. G. Linsley and J. W. MacSwain 1959-4-28 59 -85 San Luis Obispo three mi e Santa Margarita ((quarry site)) Comment
  OBI20214  Camissoniopsis micrantha Ann McBeth 1979-4-25 2 San Luis Obispo Indian Knob Comment
  SBBG118349  Camissoniopsis micrantha M. Wetherwax, E. Painter 2001-4-29 CR 477 San Luis Obispo above Nacimiento River, NW of Twin Bridges; Camp Roberts 200 Comment
  OBI40726  Cardamine californica David J. Keil, Dirk Walters 1986-5-2 19335 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  SBBG124274  Cardamine hirsuta D. Keil 2000-3-6 28231 San Luis Obispo Los Osos, old bridge at eastern end of Santa Ysabel, S of Turri Rd, near mouth of Los Osos Crk 4 Comment
  RSA781224  Cardamine oligosperma A. C. Sanders 2011-2-21 38719 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
  UCR141938  Cardamine pensylvanica George K. Helmkamp 2004-1-9 8236 San Luis Obispo Central Coast, Along Highway Calif. Hwy 1, 0.6 mi south of Nipomo Hill in the Arroyo Grande area 46 Comment
  HSC91706  Carduus pycnocephalus subsp. pycnocephalus Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  SBBG18291  Carduus tenuiflorus C. B. Hardham 1961-5-17 7066 San Luis Obispo ca. 1 mi NW of Ocean View Mine, N of Cambria Comment
  OBI34404  Carex barbarae David J. Keil, Kathy Jones 1982-4-4 15815 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  SEINET10375314  Carex barbarae Eric Wise 1981-6-26 688 San Luis Obispo E entrance to Cambria Air Force Station, 5.6 mi south of Cambria west of Hwy 1. Comment
  RSA142018  Carex barbarae Clare B. Hardham 1959-4-29 4338 San Luis Obispo Santa Lucia Mountains: Stenner Creek near San Luis Obispo. Comment
  SBBG20640  Carex bolanderi C. B. Hardham 1958-3-29 2957 San Luis Obispo Toro Crk Rd, between Morro Rd and Old Crk, Santa Rita Rd Comment
  UC1133427  Carex douglasii H. C. Lee 1936-3-17 512 San Luis Obispo Black Lake Arroyo Grande Quadrangle, Black Lake Comment
  RSA180187  Carex dudleyi Clare B. Hardham 1963-7-3 10908 San Luis Obispo Waterdog Creek. Santa Lucia Mountains. 610 Comment
  CAS-BOT-BC20407  Carex globosa R. F. Hoover 1950-5-30 7940 San Luis Obispo Mouth of Arroyo de la Cruz (just south of). Comment
  CAS-BOT-BC119428  Carex nudata R. F. Hoover 1947-3-21 6706 San Luis Obispo California Polytechnic campus. Comment
  OBI22645  Carex nudata Robert F. Hoover 1964-5-13 8828 San Luis Obispo Tassajera Crk Comment
  CAS-BOT-BC119437  Carex nudata Clare B. Hardham 1959-4-29 4338 San Luis Obispo Stream edges, Stenner Creek near San Luis Obispo. Comment
  OBI6403  Carex obispoensis Robert F. Hoover 1947-3-16 6684 San Luis Obispo Just N of Arroyo de la Cruz near ocean, on Hwy 1 Comment
  SBBG119102  Carex obispoensis E. Painter, M. Wetherwax 2001-5-15 SLO 195 b San Luis Obispo near rd to Primera and La Trinidad mines, ca. 1 rd mi from Chorro Reservoir; Camp San Luis Obispo 360 Comment
  CAS-BOT-BC539866  Carex obispoensis Robert F. Thorne; P. Everett 1963-6-7 32159 San Luis Obispo By TV tower Cupressus grove, 6.4 mi NW along Cuesta Ridge road from Cuesta Pass Freeway 822 Comment
  RSA0000223  Carex obispoensis Alice Eastwood, John Thomas Howell 1936-5-7 2271 San Luis Obispo Boggy slope on serpentine, Steiner Creek near San Luis Obispo. 152 Comment
  RSA142024  Carex obispoensis Clare B. Hardham 1960-6-1 6000 San Luis Obispo Santa Lucia Mountains: Burnett Peak 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
  RSA355832  Carex pansa Robert F. Thorne 1968-6-7 37785 San Luis Obispo Jack Lake, sandy flat area back of dunes near lake, 3 miles south of Oceano Comment
  CAS-BOT-BC118554  Carex praegracilis R. F. Hoover 1947-7-18 7311 San Luis Obispo Oceano Beach Comment
  OBI60620  Carex praegracilis V. L. Holland & David J. Keil, David J. Keil 1990-4-14 s.n. San Luis Obispo Cambria Ranch Comment
  SEINET7572146 Image available Carex praegracilis Alice Eastwood, John Thomas Howell 1936-5-6 2231 San Luis Obispo Morro Sands. Comment
  UC583150  Carex praegracilis Alice Eastwood, John Thomas Howell 1936-5-6 2231 San Luis Obispo Morro sands Morro Comment
  UCSB51266  Carex praegracilis Ferren, Wayne 1984-4-18 San Luis Obispo Upper Campground Area; San Simeon State Beach 60 Comment
  CAS-BOT-BC117473  Carex senta R. F. Hoover 1964-6-7 8998 San Luis Obispo San Carpoforo Creek just above Windy Point. Comment
  CDA17649  Carex senta Austin Griffiths, G. F. Hrusa, M. Mcleod, C. Cunningham 1984-2-2 s.n. San Luis Obispo South Coast Ranges; Reservoir Cyn immed. E of San Luis Obispo, ca. 1/3 or less up canyon. 0 Comment
  OBI81314  Carex serratodens David J. Keil, Janet Haden 1988-5-24 20690 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
  UC1873091  Carex serratodens David Keil, V. L. Holland 2003-4-7 30117 San Luis Obispo Red Mountain Road NE of San Simeon. 518 Comment
  CAS-BOT-BC116848  Carex subbracteata var. subbracteata R. F. Hoover 1948-5-22 7535 San Luis Obispo 7 miles W of Templeton on road to Cambria Comment
  OBI62719  Carex tumulicola Jason Dart, Cletis England 2003-3-27 155 San Luis Obispo Santa Margarita Ranch, along RR tracks near the jctn of El Camino Real and Hwy 101 Comment
  OBI35333  Carpobrotus edulis Melody Dickens 1981-3-30 62 San Luis Obispo Collected on Morro Rock, Morro Bay 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
  JEPS77724  Castilleja L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-24 4790 San Luis Obispo 6 mi se Paso Robles (Interstate 5 junction) (along Creston Road at Neil Springs road junction) Comment
  OBI40992  Castilleja affinis David J. Keil, Eric A. Wise 1985-4-25 18552 San Luis Obispo On N side of Black Lake Cyn near Calif hwy 1 Comment
  SBBG55793  Castilleja affinis C. Reyes 1980-2-29 1 San Luis Obispo campus of Cal Polytechnic State Univ, 0.75 mi in Poly Cyn on right side of rd, 40' above rd on hills Comment
  POM306160  Castilleja affinis Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Templeton - Cambria Comment
  JEPS7430  Castilleja ambigua subsp. insalutata R. F. Hoover 1950-5-30 7947 San Luis Obispo just s Mouth of Arroyo de la Cruz Comment
  JEPS10082  Castilleja attenuata W. L. Jepson 1927-4-26 11972 San Luis Obispo Santa Margarita 335 Comment
  OBI58869  Castilleja densiflora subsp. gracilis David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27485 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  SBBG107022  Castilleja densiflora subsp. obispoensis C. B. Hardham 1960-6-27 6331 San Luis Obispo Cambria Comment
  SDSU10836  Castilleja densiflora subsp. obispoensis D. F. Howe 1967-4-10 4334 San Luis Obispo Seacoast 7.8 miles N of Cambria. Comment
  OBI69477  Castilleja densiflora subsp. obispoensis Peter Waldburger, Amy Millan, Jody Olson 2005-4-14 s.n. San Luis Obispo Camp San Luis Obispo: Range C. UTM E 707888 N 3913498. Site F Comment
  OBI9351  Castilleja exserta Robert F. Hoover 1948-6-7 7543 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI23281  Castilleja exserta J. T. Arnold 1965-4-18 68 San Luis Obispo Gillis Cyn Comment
  SBBG104841  Castilleja exserta subsp. exserta F. L. Johnson, E. A. Young 1993-5-23 ROB 535 San Luis Obispo 1 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG68590  Castilleja exserta subsp. exserta M. M. Miles -Feb-1896 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  JEPS77735  Castilleja exserta subsp. exserta L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-23 4780 San Luis Obispo Carriso Plain, along Route 58 Carriso Plain Comment
  OBI65910  Castilleja foliolosa D. R. Miller 1994-4-28 494 -251 San Luis Obispo Pine Mt Region. From ocean-side slope near Fire lookout; Pico Crk drainage 900 Comment
  OBI58878  Castilleja foliolosa David J. Keil, with Kathleen A. Keil 1998-5-26 27451 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  OBI60486  Castilleja mollis Larry Kelly, David J. Keil 1988-1 San Luis Obispo Comment
  JEPS17464  Castilleja subinclusa subsp. subinclusa Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5140 San Luis Obispo 1.6 mi n Cammatti Canyon jct. with direct rd from La Panza to Creston (upper reaches of Cammatti Canyon); Cammatti Canyon 396 Comment
  OBI58874  Castilleja subinclusa subsp. subinclusa David J. Keil 1998-5-20 27367 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  OBI62188  Caulanthus anceps G. F. Hrusa, L. Saslaw 2001-4-12 15776 San Luis Obispo Carrizo Plain Natl Monument. Wells Ranch Rd, +/- 1 mi W of Soda Lake Rd. Quad Weels Ranch 7.5 660 Comment
  CAS-BOT-BC38224  Caulanthus anceps Mrs. H. C. Cantelow 1935-3-17 s.n. San Luis Obispo East of Paso Robles. Comment
  POM203587  Caulanthus anceps I. L. Wiggins 1932-3-21 s.n. San Luis Obispo Near junction of Carrizo Plain road with Bitterwater Valley Road. Comment
  RSA14170  Caulanthus anceps Roxana S. Ferris 1935-3-21 9031 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road Comment
  UCSB15372  Caulanthus anceps 1962-3-29 San Luis Obispo 22.1 miles west of Simmler, La Panza Range 487 Comment
  CAS-BOT-BC38288  Caulanthus californicus Roxana S. Ferris 1935-3-29 9115 San Luis Obispo 6 miles south of Soda Lake on the Maricopa Road, Carriso Plain. Comment
  UC564103  Caulanthus californicus Roxana S. Ferris 1935-3-29 9115 San Luis Obispo on the Maricopa Road 6 mi s Soda Lake; Carriso Plain Comment
  CAS-BOT-BC40378  Caulanthus lasiophyllus Katharine Brandegee s.n. San Luis Obispo Paso Robles. Comment
  OBI66943  Caulanthus lasiophyllus David J. Keil, with Kathleen A. Keil 2001-4-20 29368 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46. Vicinity of 35.71380 deg. ? x 120.26716 deg. W 421 Comment
  CAS-BOT-BC40389  Caulanthus lasiophyllus Lyman Benson 1937-4-4 8101 San Luis Obispo Temblor Mountain Range. East of Simmler, Carissa Plains. 457 Comment
  CAS-BOT-BC39515  Caulanthus lemmonii R. F. Hoover 1958-3-19 8422 a San Luis Obispo Carrizo Plain, near north base of Caliente Mountain. Comment
  CAS-BOT-BC39539  Caulanthus lemmonii Chester Dudley 1926-4-1 s.n. San Luis Obispo Paso Robles. Comment
  CAS-BOT-BC39509  Caulanthus lemmonii D. E. Breedlove 1962-3-24 1981 San Luis Obispo 1.4 miles northeast of US 466 at Cholame on state 41. 365 Comment
  JEPS99410  Ceanothus Clare B. Hardham 1962-6-30 10433 San Luis Obispo near end of Santa Lucia Creek trail Comment
  UCR152135  Ceanothus cuneatus P. V. Wells 1963-6-3 s.n. San Luis Obispo Los Padres National Forest, Cuesta 409 Comment
  CAS-BOT-BC48999  Ceanothus cuneatus Vernon Bailey 1911-10-6 s.n. San Luis Obispo Sisquoc Valley, San Rafael Mts. Comment
  CAS-BOT-BC49023  Ceanothus cuneatus R. F. Hoover 1947-2-23 6620 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  CAS-BOT-BC64466  Ceanothus cuneatus subsp. fascicularis Ernest C. Twisselmann 1959-5-23 5273 San Luis Obispo Pecho Hills, just n. of the mouth of Hazard Canyon. Shandon. 38 Comment
  CHSC55269  Ceanothus cuneatus var. cuneatus L. P. Janeway; Jean Witzman, Laurie Archambault, Steve Webster 1989-3-24 3180 San Luis Obispo Along the Creston Rd (hwy 229) ca 1 1/2 mi N of Calf Cyn (hwy 58). 464 Comment
  SBBG104811  Ceanothus cuneatus var. cuneatus M. D. Proctor, E. A. Young 1993-3-17 ROB 179 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1071063  Ceanothus cuneatus var. cuneatus P. L. Johannsen 1937-5-28 1175 San Luis Obispo 1/2 mi wsw, Chimeneas Ranch; McKittrick quad. 701 Comment
  OBI34078  Ceanothus cuneatus var. cuneatus Tracy Sturm 1982-1 s.n. San Luis Obispo Pilitas Microwave Station (summit) Comment
  SBBG109595  Ceanothus cuneatus var. cuneatus C. B. Hardham 1956-3-2 161 San Luis Obispo Westside Pass, Santa Rita Rd, W of Templeton Comment
  OBI10546  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1969-2-2 11187 San Luis Obispo Above Los Osos Comment
  CAS-BOT-BC49117  Ceanothus cuneatus var. ramulosus W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Moutains Comment
  UC615391  Ceanothus foliosus Beryl O. Schreiber 1934-4-1 1098 San Luis Obispo Rd to Santa Margarita from Pozo. Comment
  CDA17855  Ceanothus foliosus var. medius Austin Griffiths, G. F. Hrusa 1987-5-2 18166 San Luis Obispo Cuesta Ridge; West end of Cuesta Ridge Botanical Area. 0 Comment
  RSA160009  Ceanothus foliosus var. medius Clare B. Hardham 1961-4-30 6940 San Luis Obispo Seyenkins Syent Cypress from W 7 Cuerta Pass. [?] Comment
  SBBG98755  Ceanothus foliosus var. medius C. F. Smith 1989-4-11 12154 San Luis Obispo ca. 1 mi along rd NW of Hi Mtn Comment
  OBI10492  Ceanothus hearstiorum Robert F. Hoover 1968-4-20 11066 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  OBI31037  Ceanothus impressus Julie M. Vanderweir 1979-3-1 101 San Luis Obispo Indian Knob Tar Sands Comment
  UC569747  Ceanothus impressus H. C. Lee 1936-2-1 377 San Luis Obispo 1.6 mi E of Black Lake 30 Comment
  UC1276288  Ceanothus impressus R. F. Hoover 1948-4-5 7436 San Luis Obispo edge of San Luis Valley on Carpenter Canyon road to Arroyo Grande Comment
  CAS-BOT-BC63542  Ceanothus leucodermis R. F. Hoover 1957-4-15 8379 San Luis Obispo Upper Arroyo Grande. 5 mi. above County Park. Comment
  CAS-BOT-BC63546  Ceanothus leucodermis H. E. McMinn 1923-6-21 1169 San Luis Obispo N. to s. boundary of Atascadero. Comment
  OBI33067  Ceanothus maritimus David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17018 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  SEINET12210598  Ceanothus maritimus W. Knight, Knight, I. 1981-1 3938 San Luis Obispo From Tilden Botanic Garden, Berkeley. Originally collected from near State Hwy. #1 on Hearst Ranch Comment
  SJSU14050  Ceanothus maritimus C. L. Schmidt 1986-2-8 1023 San Luis Obispo 0.8 mi S of cr draining Arroyo de la Cruz & US 1, ridge E of this Hwy, Hearst Ranch 60 Comment
  OBI40652  Ceanothus oliganthus var. sorediatus David J. Keil 1981-3-7 14282 San Luis Obispo Lopez Cyn along the stream 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
  UCD112316  Ceanothus oliganthus var. sorediatus G. F. Hrusa 1993-5-22 11105 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area, N slopes in canyon at Entrance 1. Approx. 1/2 mile N of Mt. Lowe. 600 Comment
  CAS-BOT-BC51580  Ceanothus oliganthus var. sorediatus R. F. Hoover 1948-4-24 7486 San Luis Obispo Head of American Canyon, La Panza Range Comment
  JEPS42438  Ceanothus oliganthus var. sorediatus W. L. Jepson 1927-4-26 11965 a San Luis Obispo w Santa Margarita (hills) Comment
  UC1276290  Ceanothus oliganthus var. sorediatus R. F. Hoover 1948-4-16 7456 San Luis Obispo Upper Morro Creek Comment
  OBI10406  Ceanothus papillosus Robert F. Hoover 1964-5-15 8890 San Luis Obispo Pine Top Mt, S of San Carpoforo Crk Comment
  UC1071226  Ceanothus papillosus G. T. Nordstrom 1937-4-28 1145 San Luis Obispo 2.6 mi sse Chimney Rock; Adelaida Quad. Comment
  CDA17094  Ceanothus papillosus var. roweanus G. F. Hrusa, A. Griffiths 1987-5-3 5335 San Luis Obispo Montana de Oro State Park; Buchon Ridge immed. W of Coon Creek Cyn. 274 Comment
  SEINET6227035  Ceanothus ramulosus var. fascicularis L. S. Rose 1968-1 68033 San Luis Obispo Baywood Park, Moro Bay. Comment
  SEINET12211314  Ceanothus ramulosus var. ramulosus L. P. Janeway, Castro, B. 1989-1 3176 San Luis Obispo San Luis Obispo quad T30S, R12E, SE1/4 of Sec. 2. Upper reaches of Stenner Cr. ca 0.2 mi SW of 366 Comment
  SBBG116858  Ceanothus spinosus M. Wetherwax, E. Painter 2001-2-22 SLO- 117 San Luis Obispo Fort Merriam, NW of Chumash Peak 120 Comment
  CAS-BOT-BC52269  Ceanothus thyrsiflorus Ernest C. Twisselmann 1967-4-27 12927 San Luis Obispo South side of San Carpoforo Creek 53 Comment
  RSA6286  Ceanothus thyrsiflorus D. D. Keck 1932-5-11 1773 San Luis Obispo 3 miles W of Kings Mtn on road to Tunitas. 457 Comment
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Sep 28 2014
  RSA77348  Ceanothus thyrsiflorus D. D. Keck 1932-5-11 1773 San Luis Obispo 3 miles W of Kings Mtn on road to Tunitas. 457 Comment
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Sep 28 2014
  OBI10506  Ceanothus thyrsiflorus var. griseus Robert F. Hoover 1960-4-9 8520 San Luis Obispo [Montana de Oro] Mouth of Coon crk Comment
  SBBG110353  Ceanothus thyrsiflorus var. thyrsiflorus C. B. Hardham 1959-3-14 4063 San Luis Obispo Arroyo de la Cruz Comment
  OBI10337  Ceanothus thyrsiflorus var. thyrsiflorus Carl B. Wolf 1941-7-12 10988 San Luis Obispo Along coast at Washington School, 1 mi N Pt. Sierra Nevada 8 Comment
  UC1953197  Centromadia pungens subsp. pungens David Keil 2010-6-1 30836 San Luis Obispo Carrizo Plain. South of Belmont Trail, east of where drainage crosses road between Delray Road and Cochise Road. Comment
  CAS-BOT-BC279317  Centromadia pungens subsp. pungens R. F. Hoover 1965-9-19 9616 San Luis Obispo Near San Juan River, La Panza Ranch Comment
  SBBG104441  Cerastium glomeratum M. D. Proctor, E. A. Young 1993-3-19 ROB 266 San Luis Obispo 0.5 km N of Bee Rock Rd on E Perimeter Rd; Camp Roberts Comment
  UCR163605  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2005-3-25 9198 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  SD245468  Cercocarpus betuloides David Keil, M. Ritter, et al. 2013-5-2 31634 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659N, -120.196577W to 35.16639227N, -120.1875824W. 399 Comment
  OBI31451  Cercocarpus betuloides Joy Nishida, Robert Allen 1982-4-10 241 San Luis Obispo American Cyn; Near stream in campground 524 Comment
  SBBG16248  Cercocarpus betuloides var. betuloides M. A. Piehl 1963-4-20 6372 San Luis Obispo ca. 0.75 mi W of Hwy 101 at Cuesta Summit Comment
  OBI16847  Chaenactis fremontii Robert F. Hoover 1967-4-16 10484 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UCSB12659  Chaenactis glabriuscula Breedlove, Dennis 1962-3-29 San Luis Obispo Carrizo Plain, 1.7 miles west of north edge of Soda Lake, on Turkey Camp Well Road 655 Comment
  CAS-BOT-BC277480  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-4-4 6885 San Luis Obispo West side of Cottonwood Pass Comment
  OBI16802  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1966-3-30 9784 San Luis Obispo First large cyn N of Crocker Grade, W side of Temblor Range Comment
  UC1563852  Chaenactis glabriuscula var. lanosa Barbara Ertter 1989-5-23 8486 San Luis Obispo ca 4 air mi s Oceano (at bend in Hwy 1, just across railroad tracks from parking area); Unical Oil Refinery Comment
  CAS-BOT-BC277586  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1955-5-23 12789 San Luis Obispo Along Huerhuero Creek road, 3.1 mi. E of landing field at Paso Robles Comment
  CAS-BOT-BC277602  Chaenactis glabriuscula var. lanosa Alice Eastwood 1906-6-13 446 San Luis Obispo Country adjacent to Santa Maria. Blochman's ranch Comment
  CAS-BOT-BC277612  Chaenactis glabriuscula var. lanosa Alice Eastwood; John Thomas Howell 1936-5-8 2332 San Luis Obispo 7 miles east of La Panza Comment
  OBI40662  Chaenactis glabriuscula var. lanosa David J. Keil 1985-6-9 18789 San Luis Obispo Los Osos/Baywood Park area Comment
  OBI16820  Chaenactis stevioides Robert F. Hoover 1949-5-1 7639 San Luis Obispo Summit of Cottonwood Pass Comment
  UC575273  Chaenactis stevioides David D. Keck and J. Clausen 1935-4-9 3089 San Luis Obispo Cholame 457 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
  RSA220051  Chaenactis stevioides var. brachypappa Robert F. Hoover 1967-4-9 10401 San Luis Obispo Elkhorn Scarp Comment
  OBI26510  Chenopodium album Kathlene Henry 1979-7-28 25 San Luis Obispo San Luis Obispo hwy 227, at the entrance to the San Luis Obispo Co. Airport 37 Comment
  RSA667140  Chenopodium album var. striatum George K. Helmkamp, E. Helmkamp 2000-9-1 5958 San Luis Obispo Martingale at Buckskin. 30 Comment
  OBI17239  Chenopodium californicum F. Rush April1956 56 San Luis Obispo Mt. SLO Comment
  UCR122167  Chenopodium californicum George K. Helmkamp, E. A. Helmkamp 2000-4-22 5482 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  OBI40997  Chenopodium littoreum David J. Keil, Eric A. Wise 1985-4-25 18563 San Luis Obispo On N side of Black Lake Cyn near Calif Hwy 1 Comment
  SBBG101838  Chenopodium macrospermum C. F. Smith 1968-7-30 10110 San Luis Obispo behind dunes at Oceano State Park Comment
  SDSU19547  Chenopodium murale Nuri Benet-Pierce, John P. Pierce 2010-6-7 308 San Luis Obispo Black Lake Land Conservancy Preserve, Guadalupe, California 14 Comment
  OBI82461  Chenopodium strictum David Keil 2015-9-25 33414 San Luis Obispo Outside city limits of San Luis Obispo along Los Osos Valley Road between Diablo Drive and Foothill Road 43 Comment
  CDA1900  Chloris virgata David J. Keil 1996-5-29 s.n. San Luis Obispo Between Creston & Atascadero along Highway 41. 0 Comment
  OBI60893  Chlorogalum pomeridianum var. minus David J. Keil 2001-6-1 29533 San Luis Obispo Highway 58, 4.7 road miles east from Shell Creek at about 35.41629 deg. N x 120.28222 deg. W. 524 Comment
  OBI54408  Chlorogalum pomeridianum var. pomeridianum Matthew Arterburn 1997-4-16 48 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp rd 792 Comment
  OBI78291  Chlorogalum purpureum Robert F. Hoover 1957-1 San Luis Obispo Comment
  OBI54990  Chloropyron maritimum subsp. maritimum Malcolm Mcleod 1987-7-12 1391 San Luis Obispo Morro Bay Sand Spit. Shelter Cove Comment
  CDA43350  Chondrilla juncea David J. Keil 2011-11-26 31196 San Luis Obispo Highway 58 west of junction with Highway 229. Lower part of Calf Canyon. Comment
  IRVC29591  Chorizanthe Mark A. Elvin, Nic Huber 2006-3-30 4624 San Luis Obispo San Luis Obispo; N-side of Laguna Lake, at base of hill. Central Coastal 61 Comment
  HSC91660  Chorizanthe angustifolia Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro State Park, MDO 27-28 Comment
  OBI11187  Chorizanthe angustifolia Robert F. Hoover 1947-5-23 7185 San Luis Obispo Coast S of Hazard Cyn Comment
  OBI59240  Chorizanthe angustifolia G. F. Hrusa, D. Ragan 1998-7-21 14760 San Luis Obispo Nipomo Dunes. Emmed W of intersection of Callender Rd and hwy 1. USGS Quad: Oceano 7.5 Comment
  RSA627388  Chorizanthe angustifolia George K. Helmkamp, E. A. Helmkamp 1999-5-22 4896 San Luis Obispo Los Osos, N of the corner of Buckskin and Martingale streets. 61 Comment
  OBI80195  Chorizanthe angustifolia Bud Meyer, Henry G. Meyer 1986-5-13 s.n. San Luis Obispo Los Osos area. Pecho Rd, 0.7 miles south of summit entrance to Montana de Oro State Park. 146 paces west, south on foot trail. Comment
  UC450102  Chorizanthe angustifolia J. E. Roadhouse 401 San Luis Obispo near San Luis Obispo; near San Luis Obispo Comment
  OBI73639  Chorizanthe biloba David J. Keil 2010-6-7 30875 San Luis Obispo La Panza Mountains. Highway 58 between La Panza Road and Shell Creek Road Comment
  RSA116556  Chorizanthe biloba E. C. Twisselmann 1954-7-29 1480 San Luis Obispo Hills at summit of Palo Prieta Canyon, 7 miles south of Cholame 671 Comment
  CAS-BOT-BC191794  Chorizanthe breweri R. F. Hoover 1964-6-6 8946 San Luis Obispo Ridge NW of Cuesta Pass Comment
  RSA769831  Chorizanthe breweri Robt. Allen 1980-4-13 12 San Luis Obispo 8 miles northeast of parking lot edge. Reservoir Canyon 155 Comment
  SBBG1402  Chorizanthe clevelandii C. B. Hardham 1958-5-31 3461 San Luis Obispo Peachy Cyn Rd ca. 0.5 mi W of Paso Robles Comment
  SD52957  Chorizanthe diffusa Clare B. Hardham 1962-5-31 10 254 San Luis Obispo Huasna District Comment
  CAS-BOT-BC191244  Chorizanthe douglasii Ernest C. Twisselmann 1955-5-27 2024 San Luis Obispo Mariana Creek, La Panza Mountains. La Panza Range 594 Comment
  CAS-BOT-BC256957  Chorizanthe membranacea David D. Keck 1934-4-26 2825 San Luis Obispo 4.1 mi. W. of La Panza Comment
  OBI62740  Chorizanthe membranacea Lynne Dee Althouse, Jason Dart 2003-4-10 142 San Luis Obispo Santa Margarita Ranch; E side of Pozo Rd between hwy 58 and Las Pilitas Rd Comment
  OBI79992  Chorizanthe obovata David J. Keil, with V. L. Holland 2013-6-12 31792 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  UCD147263  Chorizanthe obovata Diana Hickson 2008-5-7 CARR 159 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 600 Comment
  SBBG117999  Chorizanthe palmeri E. Painter, D. Wilken 2003-8-4 SLO 346 San Luis Obispo W of Dughi Spring; Camp San Luis Obispo 500 Comment
  CAS-BOT-BC252741  Chorizanthe palmeri R. F. Hoover 1948-6-29 7552 San Luis Obispo Lower Tar Srping Creek Comment
  UC1392701  Chorizanthe palmeri R. F. Hoover 1969-6-24 11398 San Luis Obispo adjacent to Cuesta Park (San Luis Obispo); , adjacent to Cuesta Park Comment
  UCD77536  Chorizanthe palmeri Robert E. Preston 1999-7-9 1225 San Luis Obispo San Luis Obispo County: S slope of Cuesta Ridge, ca. 0.25 mi N of RR tracks, UTM 3913700 N, 713150 E 365 Comment
  UCSB59200  Chorizanthe palmeri Ryan, P.; Callaway, R. 1987-4-26 San Luis Obispo Reservoir Canyon, 1.0 mile up trail from end of Reservoir Road off Hwy. 101 north of San Luis Obispo, 1/2 mile north of creek 243 Comment
  OBI74387  Chorizanthe staticoides Theo Fitanides, Anthony Baniaga 2010-5-7 169 San Luis Obispo Tierra Redonda Mtn BLM ACEC 514 Comment
  OBI11182  Chorizanthe staticoides Robert F. Hoover 1947-4-20 6973 San Luis Obispo Pilitas Crk district Comment
  RSA782676  Chorizanthe uniaristata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 43 San Luis Obispo close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166. Comment
  OBI11162  Chorizanthe xanti Robert F. Hoover 1952-5-25 8236 San Luis Obispo N base of Caliente Mt Comment
  UCR131904  Chrysanthemum coronarium George K. Helmkamp 2003-10-8 8195 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  UCR132049  Chrysanthemum coronarium George K. Helmkamp 2003-7-31 8062 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  SD264730  Cicuta maculata var. bolanderi Tracey Call, Viola Call 1966-10-2 2546 San Luis Obispo In shaded stream bank in Lopez Creek 8 miles north of mouth of Lopez Canyon. 274 Comment
  CDA1571  Cirsium loncholepis T. C. Fuller 1962-7-18 9229 -C- San Luis Obispo Pismo Dunes. 5 mi. s. of Oceano; NW shore of Oso Flaco Lake. 0 Comment
  CAS-BOT-BC285458  Cirsium occidentale var. californicum Peter H. Raven 1951-6-13 2979 San Luis Obispo Los Padres National Forest 1 mile from entrance on Pozo-Bakersfield road, La Panza Range Comment
  SD43614  Cirsium occidentale var. occidentale Darley F. Howe 1948-5-17 1831 San Luis Obispo Coast Comment
  CAS-BOT-BC280117  Cirsium occidentale var. venustum F. J. Kirby 1958-6-1 1154 San Luis Obispo 20 miles w. of Simmler 152 Comment
  OBI65712  Cirsium occidentale var. venustum D. R. Miller 1994-6-22 694 -477 San Luis Obispo Pine Mt Region, down Heismans water works Rd; pico Crk drainage 914 Comment
  CDA7428  Cirsium vulgare Julie Ann Sessions 1986-7-24 4 San Luis Obispo Poly Canyon Area. Comment
  CDA7426  Cirsium vulgare R. K. Oishi 1998-10-11 29 San Luis Obispo On Pecho Valley Road, (ca) 1 mile south from the park ranger office in Montana de Oro National Park. Comment
  OBI47117  Clarkia Lynne Dee Oyler 1986-4-5 400 d San Luis Obispo Amer Cyn blue oak study site in cattle exclosure. Los Padres NF Comment
  RSA0004434  Clarkia Harlan Lewis, M. Lewis 1947-6-24 469 San Luis Obispo Carpenter Canyon Road, 3.8 mi. south of Edna School. Comment
  UC1018294  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 908 a San Luis Obispo 3.6 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  CHSC28739  Clarkia cylindrica R. A. Schlising 1979-5-23 3413 San Luis Obispo Along Hwy 41 to Fresno, 5.0 mi NE jct with Hwy 46, 0.2 mi S of Cottonwood Pass and 1 mi SW Kern Co. line. Roadside slope. Comment
  OBI12126  Clarkia cylindrica Eben McMillan 1952-5-20 124 San Luis Obispo Choice Valley-1 mi S 8 mis E of Shandon Comment
  UCD147206  Clarkia cylindrica Diana Hickson; G. Butterworth 2008-4-24 CARR 129 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch, Carrizo Canyon. 487 Comment
  RSA209529  Clarkia cylindrica subsp. cylindrica Robert F. Hoover 1967-6-4 10595 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain. Comment
  CAS-BOT-BC172259  Clarkia cylindrica subsp. cylindrica Mary H Fleisher 1927-5-1 s.n. San Luis Obispo At pass on road from Paso Robles to Bakersfield Comment
  UC1226823  Clarkia cylindrica subsp. cylindrica P. J. Hurd and Stage 1962-6-9 62 -14 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  UCR91844  Clarkia modesta George K. Helmkamp 1996-5-25 1052 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  RSA517423  Clarkia modesta Steven A. Junak 1990-5-1 4276 San Luis Obispo Santa Lucia Mountains: at N edge of Cuesta Ridge Botanical Area, along power line access road which intersects Tassajera Creek Road ca. 2.4 mi W of Highway 101 ca. 1.2 road miles S of Tassajera Creek Road. 534 Comment
  OBI32161  Clarkia prostrata David J. Keil 1981-6-20 14879 San Luis Obispo N of San Simeon along the channel and banks of Aroryo de la Cruz E of hwy 1 Comment
  OBI78325  Clarkia prostrata David J. Keil 1982-6-26 16209 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  RSA0059910  Clarkia prostrata Clare B. Hardham 1959-5-21 4624 San Luis Obispo Arroyo de la Cruz, Santa Lucia Mountains. Comment
  OBI12104  Clarkia purpurea subsp. purpurea Robert F. Hoover 1947-4-25 7065 San Luis Obispo 2 mi S of Arroyo Grande Comment
  CAS-BOT-BC163942  Clarkia purpurea subsp. quadrivulnera David D. Keck; Wm. M. Hiesey 1940-5-30 5106 San Luis Obispo 2.2 mi. S. of Arroyo Grande on road to Oso Flaco 15 Comment
  OBI27306  Clarkia purpurea subsp. quadrivulnera Robert L. Allen, Nancy E. Arnold 1981-5-20 339 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  POM305251  Clarkia purpurea subsp. quadrivulnera Henry J. Ramsey, Henry J. Ramsey 1940-4-20 577 San Luis Obispo Cholame. Comment
  SBBG118008  Clarkia purpurea subsp. quadrivulnera M. Wetherwax, E. Painter 2003-4-11 CR 426 San Luis Obispo hillside N of San Marcos Rd, just W of jct with Generals Rd; Camp Roberts 259 Comment
  UCR160967  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, E. A. Helmkamp 2005-6-12 9657 San Luis Obispo South Central Coast Range, Along Calif. Highway 229 (road to Creston), 5.5 mi N of Calif. Highway 58; beside West Branch of Huerhuero Creek 363 Comment
  OBI63005  Clarkia purpurea subsp. viminea D. R. Miller 1994-6-15 694 -451 San Luis Obispo Pine Mt Region. From below Will Hearst's rd into his property; Marmolejo Crk drainage 800 Comment
  OBI66543  Clarkia speciosa subsp. immaculata David J. Keil, V. L. Holland 1992-1 San Luis Obispo Comment
  SBBG108105  Clarkia speciosa subsp. speciosa C. B. Hardham 1959-6-10 4845 San Luis Obispo 0.5 mi W of jct of Cayucos Rd and York Mtn Rd Comment
  CAS-BOT-BC165356  Clarkia speciosa subsp. speciosa Clare B. Hardham 1956-6-20 950 San Luis Obispo Tassajera Canyon 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
  UCR115812  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2000-6-15 5689 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  CAS-BOT-BC165586  Clarkia unguiculata Clare B. Hardham 1959-4-23 4415 San Luis Obispo 1 [miles] mile south of Santa Barbara Road, Atascadero Comment
  OBI2187  Clarkia unguiculata E. McMillan 1952-5-25 132 San Luis Obispo Palo Prieta Cyn 1 mi N and 8 mi E of Shandon Comment
  UC1285086  Claytonia exigua subsp. exigua R. F. Hoover 1947-4-4 6888 San Luis Obispo w side Cottonwood Pass Comment
  POM280714  Claytonia parviflora Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Templeton - Cambria Comment
  CAS-BOT-BC439582  Claytonia parviflora subsp. parviflora R. F. Hoover 1958-3-19 8425 San Luis Obispo Carrizo Plain near north base of Caliente Mt. Comment
  JEPS114158  Claytonia parviflora subsp. parviflora E. L. Painter, M. Wetherwax 2003-3-18 CR- 405 San Luis Obispo Camp Roberts. Damp site under shrubs, on top of palisades above Nacimiento River, S of Boyscout Road. Comment
  OBI82561  Claytonia perfoliata David J. Keil 2016-3-4 33548 San Luis Obispo Santa Rita Creek Canyon along Santa Rita Road 275 Comment
  SBBG34822  Claytonia perfoliata subsp. perfoliata Mrs. R. W. Summers 1884-4-17 San Luis Obispo Clayside Rail Rd cutting Comment
  OBI37903  Clematis lasiantha David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18569 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
  OBI10682  Clematis lasiantha A. Ahmad 1963-4-26 19 San Luis Obispo 4 mi NE [of] San Luis Obispo Comment
  IRVC28937  Clematis ligusticifolia G. K. Helmkamp 2003-9-8 8122 San Luis Obispo Saltwater ocean inlet 0.2 mi SW of Oceano Airport Central Coast 6 Comment
  OBI76817  Clematis ligusticifolia David J. Keil 1981-6-20 14862 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  SBBG109476  Cnicus benedictus C. B. Hardham 1957-5-5 1829 San Luis Obispo Parkhill Rd, 0.25 mi E of Creston-Santa Margarita Rd Comment
  RSA0035297  Collinsia bartsiifolia var. davidsonii LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6368 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
  JEPS12708  Collinsia bartsiifolia var. davidsonii Rimo Bacigalupi with G. T. Robbins and R. S. Ferris 1955-5-25 5227 San Luis Obispo along Parkhill district Road 4 mi e Santa Margarita (beside a streambed, in hills) 320 Comment
  CDA20405  Collinsia heterophylla J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI24994  Collinsia heterophylla David J. Keil 1980-4-26 13920 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  UCD123590  Collinsia heterophylla Frederic Hrusa 1993-5-20 11057 San Luis Obispo San Luis Obispo County: Lopez Canyon, on west side of creek, approximately 1.5 miles upstream from canyon mouth. 200 Comment
  SEINET10311746 Image available Collinsia sparsiflora var. collina David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, M. Borchert 1982-1 15787 San Luis Obispo Vicinity of American Canyon in the La Panza Mountains Comment
  RSA140237  Collinsia sparsiflora var. collina Clare B. Hardham 1960-3-31 5268 San Luis Obispo Bee Rock. 305 Comment
  RSA140248  Collinsia sparsiflora var. collina Clare B. Hardham 1960-4-3 5334 San Luis Obispo The Santa Lucia Mountains. Comment
  OBI62507  Conicosia pugioniformis Lynne Dee Oyler 1990-6-12 1164 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  OBI71669  Conium maculatum David J. Keil 1992-7-3 20840 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  JEPS35086  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1964-8-14 9382 San Luis Obispo Oak Park District Comment
  OBI31212  Cordylanthus rigidus subsp. rigidus Julie M. Vanderwier 1979-8-17 186 San Luis Obispo Indian Knob Tar Sands Comment
  OBI9588  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1969-7-17 11479 San Luis Obispo Ridge NW of Cuesta Pass Comment
  JEPS57462  Cordylanthus rigidus subsp. rigidus L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-7-17 2062 San Luis Obispo se Edna (along Ormonde Road, 0.6 mi from Price Canyon road) 15 Comment
  OBI33931  Cordylanthus rigidus subsp. rigidus David J. Keil 1983-10-23 18004 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  SEINET2444168  Cordyline australis Unknownnown 2009-1-21 s.n San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Partially sheltered area beside Administration Building.; 0 Comment
  RSA13186  Coreopsis bigelovii C. B. Wolf 1935-5-8 6749 San Luis Obispo Diablo Range, Cottonwood Canyon 0.1 mile above (west of) Kern County line 579 Comment
  CAS-BOT-BC287786  Coreopsis bigelovii David D. Keck; J. Clausen 1935-4-9 3112 San Luis Obispo Summit of Polonio Pass, 5 miles E of Cholame, on road to Lost Hills 580 Comment
  UC1284963  Coreopsis calliopsidea R. F. Hoover 1958-3-19 8420 San Luis Obispo near n base of Caliente Mt.; Carrizo Plain Comment
  UCR9376  Coreopsis calliopsidea D. H. Wilken, G. D. Wallace, B. C. Miller 1966-4-2 842 San Luis Obispo Soda Lake, Soda Lake in the Carrizo Plain 305 Comment
  RSA140499  Coreopsis douglasii Clare B. Hardham 1960-4-21 5518 San Luis Obispo Santa Barbara Road, Atascadero. Santa Lucia Mountains. Comment
  OBI16637  Corethrogyne filaginifolia Robert F. Hoover 1946-8-8 6276 San Luis Obispo N end of Morro Bay Comment
  SBBG16237  Corethrogyne filaginifolia E. C. Twisselmann 1962-8-25 7703 San Luis Obispo Goldtree Hills, SW of Grant Lake 640 Comment
  SBBG82955  Corethrogyne filaginifolia C. F. Smith 1961-3-23 6351 San Luis Obispo Dune Lakes S of Oceano Comment
  UC1119262  Corethrogyne filaginifolia B. Bolt 1936-3-4 598 San Luis Obispo 1/2 mi s mouth of Osos Creek (Plot 58); Cayucos Quadrangle Comment
  PASA1936  Cornus californica 1928-5-12 San Luis Obispo Woods near Cambria Comment
  CAS-BOT-BC209811  Cornus glabrata H. L. Mason 1929-10-12 5486 San Luis Obispo Along Atascadero Creek, 4.3 miles west of Atascadero Comment
  OBI66403  Cornus glabrata David J. Keil, with V. L. Holland 2005-6-16 30379 San Luis Obispo West of Templeton ne of intersection of York Mountain Road and Highway 46 on unpaved road cut through area of foothill woodland and mixed evergreen forest dominated by Quercus agrifolia and Umbellularia californica. Comment
  RSA659221  Cornus glabrata David J. Keil 1998-6-15 27821 San Luis Obispo Along Santa Rita creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  RSA0023324  Cornus occidentalis Dana Krempels 1981-3-15 11 San Luis Obispo San Simeon Acres. 300 m north of Hwy 101 bridge, 30 m west of Pico Pond, on edge of large gallery forest. 0 Comment
  UCD117094  Cornus sericea subsp. occidentalis Malcolm A. Nobs; S. Galen Smith 1949-6-24 863 San Luis Obispo San Luis Obispo County: Estuary leading into east end of Morro Bay. Comment
  UC57561  Cornus sericea subsp. sericea J. H. Barber 1899-5-19 San Luis Obispo Santa Lucia Mts. Comment
  OBI75192  Cortaderia jubata David J. Keil 2011-9-1 31094 San Luis Obispo Los Osos. South end of Morro Bay just north of Binscarth Road 5 Comment
  CAS-BOT-BC190033  Cortaderia selloana Ernest C. Twisselmann 1959-11-2 5893 San Luis Obispo Southwest end of Oso Flaco Lake. In an overflow area at the southwest end of the lake. 4 Comment
  OBI16632  Cotula coronopifolia Neil Havlik 1968-4-28 179 San Luis Obispo Ellysly crk, 1.4 mi S of Harmony on Hwy 1 Comment
  UCD84264  Crassula aquatica 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
  OBI60696  Crassula tillaea David J. Keil, Kathleen Keil 1993-4-1 s.n. San Luis Obispo E of Shell Crk along Claif hwy 58 between Red Hill Rd and Pozo Rd Comment
  CHSC46058  Cressa truxillensis L. P. Janeway 1988-6-9 2734 San Luis Obispo Cholame Cr 2/3 mi NE of Cholame. 344 Comment
  UCSB40482  Cressa truxillensis Ochs, Clifford 1980-5-15 San Luis Obispo Soda Lake Road, 8 miles from its junction with State Highway 58, on south bank of Soda Lake 365 Comment
  OBI3780  Crocanthemum scoparium Elizabeth Rudd 1971-6-10 310 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  SBBG67672  Croton californicus M. M. Miles -Oct-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SEINET9253091 Image available Croton californicus Robert J. Rodin 1956-5-29 6084 San Luis Obispo At South end of Morro Bay Comment
  OBI8494  Croton setiger R. D. McCall 1978-10-10 13 San Luis Obispo 20 mi N Paso Robles Comment
  RSA201657  Cryptantha barbigera Robert F. Hoover 1952-4-10 8102 San Luis Obispo La Panza district, just W of San Juan River, S slope of sandstone hill, San Luis Obispo County Comment
  CAS-BOT-BC189422  Cryptantha circumscissa R. F. Hoover 1948-5-2 7503 San Luis Obispo Between San Juan River and Carrizo Plain, W of Simmler Comment
  CAS-BOT-BC189419  Cryptantha circumscissa Ernest C. Twisselmann 1957-5-3 3465 San Luis Obispo Caliente Range: Padrone Spring Canyon 762 Comment
  UCR115583  Cryptantha clevelandii George K. Helmkamp, E. A. Helmkamp 2000-4-20 5411 San Luis Obispo Central Coast, road crest between See Canyon Road and Prefumo Canyon Road, SW of San Luis Obispo 320 Comment
  OBI53135  Cryptantha clevelandii Lynne Dee Oyler, David J. Keil 1988-6-23 542 San Luis Obispo Upper Prefumo Cyn rd near summit. Sec 3, T31S, R11E Comment
  UCR32138  Cryptantha clevelandii var. clevelandii David J. Keil, Et al. 1982-3-13 15721 San Luis Obispo Central Coast/Coast Range, Pennington Creek Biological Preserve, west of San Luis Obispo Comment
  CDA15090  Cryptantha intermedia G. F. Hrusa 1998-3-26 14171 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Ridge betw. S side of Swain Pasture and Swain Wash approx. 5 mi. S of Panorama Rd inters. w/Soda Lake Rd. Comment
  OBI77766  Cryptantha intermedia David J. Keil 1998-4-28 26963 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
  UCR24789  Cryptantha leiocarpa George K. Helmkamp 1979-7-7 s.n. San Luis Obispo Central Coast, Baywood Park, near Morro Bay 30 Comment
  SFV3091  Cryptantha leiocarpa E. R. Blakley 1962-5-23 5135 San Luis Obispo Near the outlet at the west edge of Osa Flaco Lake. 15 Comment
  OBI20773  Cryptantha micromeres Robert F. Hoover 1947-3-19 6694 San Luis Obispo Oak Park district Comment
  OBI54490  Cryptantha microstachys Matthew Arterburn 1997-4-28 67 San Luis Obispo Firs Camp near Black Mtn, La Panza Range Comment
  OBI54187  Cryptantha muricata David J. Keil, Kathleen Keil 1995-4-15 24875 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  RSA0019333  Cryptantha nevadensis Greg Wilvert 2005-4-2 103 San Luis Obispo Southeast half of the Caliente Range: 4 km W of Caliente Mtn. 1235 Comment
  OBI65079  Cryptantha pterocarya Greg Wilvert 2005-4-25 318 San Luis Obispo SE Half of the Caliente Range. 1.1 km SW of Wells spring 982 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
  CAS-BOT-BC85496  Cupressus sargentii W. R. Dudley 1905-1-5 s.n. San Luis Obispo Summit of Cypress Mt. Comment
  MACF014893  Cupressus sargentii E. R. Blakley 1956-9-21 1992 San Luis Obispo Nort slope on Cypress Mt., Santa Lucia Mts. Comment
  NY16811  Cupressus sargentii W. R. Dudley 1901-4-4 s.n. San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  OBI79546  Cuscuta californica Michael Walgren 2011-8-11 436 San Luis Obispo Callendar Dunes. in Black Lake Canyon near Highway One. 19 Comment
  UC1583644  Cuscuta californica David Keil 1983-7-16 17402 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz, s of the arroyo); Arroyo de la Cruz Comment
  CAS-BOT-BC215936  Cuscuta californica R. F. Hoover 1946-9-15 6395 San Luis Obispo 4 mi. se. of Santa Margariat Comment
  OBI14812  Cuscuta californica Robert F. Hoover 1966-7-13 9894 San Luis Obispo 5.5 mi SE of Santa Margarita; W of Salinas River opp Pilitas crk Comment
  OBI58269  Cuscuta californica Austin P. Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Nipomo Dunes. Bordering NW shore of Black Lake, Callender Dunes. T11N, R35W, Sect 5 BM: S Comment
  OBI57734  Cuscuta occidentalis David J. Keil, with Kathleen A. Keil 1998-5-29 27539 San Luis Obispo Serpentine hills S of Bishop Peak at 2051 O'Connor Way. W of San Luis Obispo. Comment
  OBI79726  Cuscuta occidentalis Michael Walgren 2014-5-14 420 San Luis Obispo In the serpentine hills inland of the cemetery adjacent to Old Cr, in the town of Cayucos, inland of Highway One. 107 Comment
  OBI5589  Cuscuta salina Sharon Jochums 1974-5-19 246 San Luis Obispo W of hwy 1 at Piedras Blancas Point Comment
  UC635240  Cuscuta subinclusa H. L. Mason 1929-10-12 5496 San Luis Obispo 9.5 mi w Atascadero Comment
  OBI82551  Cyclospermum leptophyllum David J. Keil, with Bill Waycott et al. 2015-7-9 33337 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  UC1953227  Cyclospermum leptophyllum David Keil 2009-8-16 30634 San Luis Obispo San Luis Obispo. Along Walker Street between Pismo Street and Higuera Street. Comment
  OBI22349  Cynodon dactylon Robert D. Page 1962-4-20 83 San Luis Obispo Along lawn grass in San Luis Obispo Comment
  OBI43380  Cynodon dactylon Eric Wise 1982-5-17 1485 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI69149  Cynoglossum grande John DeRosier 2001-3-5 20 San Luis Obispo Chase Family Farms, Kiler cyn, Paso Robles 500 Comment
  SBBG6290  Cynoglossum grande H. and M. Dearing 1934-3-3 1545 San Luis Obispo powerline, Adelaida Comment
  SEINET11100081 Image available Cyperus albostriatus David Keil 1986-7-18 S.N. San Luis Obispo Los Osos. Comment
  OBI17022  Cyperus eragrostis F. Rush Jun-56 43 San Luis Obispo SE slope, Mt SLO Comment
  OBI6624  Cyperus eragrostis Greg Hassen 1975-6-24 2 San Luis Obispo Poly Cyn. Along East side of cyn in drainage ditch Comment
  CDA25882  Cyperus erythrorhizos David J. Keil 1998-8-19 27954 San Luis Obispo Salinas River at Las Pilitas Road. Comment
  OBI17027  Cyperus involucratus Robert F. Hoover 1965-9-27 9650 San Luis Obispo Foothill Blvd at W edge of town, San Luis Obispo Comment
  RSA150956  Datura ferox Clare B. Hardham 1962-9-1 8899 San Luis Obispo 6 miles east of Paso Robles, Creston Road. Comment
  OBI58859  Datura wrightii David J. Keil 1998-6-30 27886 San Luis Obispo Carrizo Plain, Selby Rd., 1.4 miles S from junction with Soda Lake Rd. Comment
  CDA5361  Daucus carota David J. Keil 1998-9-4 28069 San Luis Obispo Santa Margarita; small town in foothill woodland area. Comment
  OBI62420  Daucus pusillus L. D. Oyler, C & C Althouse, K. Jones, Jack Biegle, et al. 1990-4-19 1033 San Luis Obispo Trip from Oso Flaco Lake to Little Coreopsis Hill (LCH), over Maidenform Flats to see Mimulus, S through old campground facility and back via site of Dithyrea maritima where we counted 45 plants just W of ORV area fenceline Comment
  OBI27061  Daucus pusillus Fred Hrusa 1980-6-1 71 San Luis Obispo Above Botanic Garden in Poly cyn. Just below Yucca area 229 Comment
  CAS-BOT-BC299181  Deinandra corymbosa subsp. corymbosa Clare B. Hardham 1956-8-25 1308 San Luis Obispo Rte 166 near Rte. 101 Comment
  CAS-BOT-BC293914  Deinandra fasciculata R. F. Hoover 1963-7-30 8586 San Luis Obispo Los Osos Valley (northeast side) Comment
  CAS-BOT-BC293925  Deinandra fasciculata C. Butterworth 1960-7-5 6396 San Luis Obispo Santa Lucia Mountains. Cerro Alto Comment
  OBI79497  Deinandra fasciculata Michael Walgren 2014-4-23 407 San Luis Obispo Chevron Oil Company land east of Del Mar Park in north Morro Bay, growing in clay soil in grassland along a dirt road 51 Comment
  UC1069502  Deinandra fasciculata G. T. Nordstrom 1937-6-5 1318 San Luis Obispo 3.3 mi s of Mammoth Rock School; Adelaida Quadrangle Comment
  CAS-BOT-BC293904  Deinandra fasciculata David D. Keck; Wm. M. Hiesey 1940-5-31 5145 San Luis Obispo 2.4 mi. S. of Harmony (7 mi. N. of Cayucos) Comment
  OBI56385  Deinandra fasciculata David J. Keil 1992-1 22848 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  UC54017  Deinandra fasciculata Rev. R. W. Summers 1886-6-1 San Luis Obispo valleys Comment
  CAS-BOT-BC130992  Deinandra halliana Ernest C. Twisselmann 1963-5-4 8122 San Luis Obispo Cholame Valley: Junction of Highways 41 and 466, 1.5 mile east of Cholame 365 Comment
  CAS-BOT-BC299358  Deinandra increscens subsp. increscens R. F. Hoover 1946-7-14 6225 San Luis Obispo North end of Morro Bay Comment
  CAS-BOT-BC299375  Deinandra increscens subsp. increscens R. F. Hoover 1964-7-11 9169 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC299390  Deinandra increscens subsp. increscens Wm. M. Hiesey 1937-8-12 392 San Luis Obispo On coast highway between San Carpojo Creek and Arroyo de la Cruz Comment
  UC1069555  Deinandra increscens subsp. increscens N. K. Carlson 1936-3-18 143 San Luis Obispo 0.5 mi se Newsome Springs; Arroyo Grande 137 Comment
  UC1392913  Deinandra increscens subsp. increscens R. F. Hoover 11590 San Luis Obispo San Bernardo Creek Comment
  CAS-BOT-BC291905  Deinandra pallida R. F. Hoover 1967-4-1 10325 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC292045  Deinandra pentactis R. F. Hoover 1969-9-9 11577 San Luis Obispo 4 mi. w. of Paso Robles on road to Nacimiento Dam Comment
  UCD131169  Deinandra pentactis L. P. Janeway 1988-5-22 2685 San Luis Obispo San Luis Obispo County: ca. 5 air miles east of Creston near upper reaches of Huerhuero Cr. 426 Comment
  UCD135699  Deinandra pentactis Bruce G. Baldwin 1988-8-22 717 San Luis Obispo San Luis Obispo County: north of Templeton, immediately east of California State Highway 101 along Las Tablas Road. Comment
  SBBG117764  Delairea odorata E. Painter, M. Wetherwax 1999-11-15 SLO 19 San Luis Obispo Cantonment area, along Chorro Crk, N of Colusa Ave, near power pole 1425; Camp San Luis Obispo 100 Comment
  SBBG103490  Delphinium C. F. Smith 1993-6-2 12462 San Luis Obispo slopes along rd to crests of Caliente Range, 5.5 mi from gate on Russell Ranch in oilfields Comment
  UCD81778  Delphinium gypsophilum Mona Robison 1999-5-3 313 San Luis Obispo San Luis Obispo County: along Hwy 46, from Paso Robles E to the Cholame Valley at the intersection on Hwys 41 and 46. Murphy Hill. Comment
  CAS-BOT-BC8687  Delphinium gypsophilum M. K. Bellue 1932-5-15 s.n. San Luis Obispo none specified Comment
  OBI28455  Delphinium gypsophilum Rhonda Riggins 1982-5-18 1410 San Luis Obispo interlake Rd 0.8 mi N end Nacimiento Dam Comment
  POM280728  Delphinium gypsophilum subsp. gypsophilum Henry J. Ramsey, Henry J. Ramsey 1940-4-30 s.n. San Luis Obispo North of McKittrick Comment
  UCSB26608  Delphinium nudicaule Ketcham, A. 1968-4-3 San Luis Obispo upper end of Lopez Canyon Road Comment
  RSA122693  Delphinium parryi H. C. Lee 1937-5-14 945 San Luis Obispo 1 mile W of Dry Creek School, Paso Robles. Comment
  RSA149675  Delphinium parryi subsp. blochmaniae C. Epling, H. Lewis 1945-4-23 33 San Luis Obispo West of Nipomo Comment
  RSA0021198  Delphinium parryi subsp. parryi David J. Keil, Matt Ritter, Mike Simpson, David Chipping, H. Bartosh, Taylor Crow 2013-5-2 31607 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road. 545 Comment
  CAS-BOT-BC17131  Delphinium recurvatum David D. Keck; J. Clausen 1935-4-10 3142 San Luis Obispo East side of Soda Lake, Carrizo Plains 609 Comment
  CAS-BOT-BC257133  Delphinium recurvatum D. H. Wilken; E. L. Painter; S. Peterson 2011-4-15 17937 San Luis Obispo Just north of Seven Mile Rd NE of drainage leading to Soda Lake, ca. 3.2 km NE of Soda Lake Rd. 585 Comment
  UCR101003  Delphinium recurvatum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3238 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  CAS-BOT-BC17128  Delphinium recurvatum Ernest C. Twisselmann 1955-4-26 1900 San Luis Obispo Soda Lake alkaline sinks, 1 mile north of Soda Lake 640 Comment
  OBI80063  Delphinium variegatum David J. Keil 2000-5-27 28758 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. 366 Comment
  CAS-BOT-BC7884  Delphinium variegatum subsp. variegatum Alice Eastwood; John Thomas Howell 1937-5-2 4187 San Luis Obispo Paso Robles Comment
  OBI57867  Delphinium variegatum subsp. variegatum David J. Keil 1999-4-29 28303 San Luis Obispo Camp Roberts; area proposed for northward extension of McMillan Airstrip on north side of Generals Road. Comment
  OBI58605  Delphinium variegatum subsp. variegatum David J. Keil 1998-4-16 26773 San Luis Obispo 2.3 miles NW of junction with Las Pilitas Rd. on Pozo Rd. Comment
  UC57597  Dendromecon rigida J. H. Barber 1899-2-22 San Luis Obispo Sta. Lucia Mts. Comment
  OBI22310  Deschampsia cespitosa Robert F. Hoover 1964-6-13 9108 San Luis Obispo Near Arroyo del Oso, N of Piedras Blancas Pt Comment
  CAS-BOT-BC201620  Deschampsia danthonioides Clare B. Hardham 1957-4-13 1641 San Luis Obispo Black Mt., Highland District Comment
  JEPS99453  Deschampsia danthonioides Clare B. Hardham 1960-4-21 5524 San Luis Obispo Atascadero, Santa Barbara Road Comment
  OBI22309  Deschampsia elongata Robert F. Hoover 1947-5-23 7179 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  OBI73030  Deschampsia elongata David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25428 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  CAS-BOT-BC43084  Descurainia longipedicellata Roxana S. Ferris 1935-3-29 9083 San Luis Obispo 7 miles east of Pozo, on the Santa Maria-McKittrick Road. Comment
  OBI72759  Descurainia pinnata Michael Walgren 2010-4-15 127 San Luis Obispo Morro Bay state park, at the E terminus of Pismo Ave in Los Osos. This new acquisition parcel is located S of Pismo Ave and abuts several homes. the parcel is known as Powell III Comment
  UCR252046  Descurainia pinnata Dan S. Cooper 2013-4-2 413- 84 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  UCR202911  Descurainia pinnata subsp. glabra George K. Helmkamp, E. A. Helmkamp 2000-3-15 5329 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  JEPS85864  Descurainia pinnata subsp. menziesii Roy E. Buck 1989-3-24 1120 San Luis Obispo 0.3 rd mi e (ridge se) Simmler-Soda Lake Road junction with Soda Lake Road (ca 0.3 air km e of se tip of main Soda Lake, 24 air km sw of McKittrick (Kern County), Carrizo Plain); Carrizo Plain 588 Comment
  UC2027114  Descurainia sophia Greg Wilvert with Fred Hrusa 2005-4-1 75 San Luis Obispo Southeast Half of Caliente Range: Next to Lawson Spring Comment
  SBBG108226  Dichelostemma capitatum subsp. capitatum C. B. Hardham 1956-4-28 537 San Luis Obispo Dellaganna Ranch Cyn Rd Comment
  OBI33082  Dichondra donelliana David J. Keil, CNPS Rare Plant committee 1983-5-1 16983 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI74896  Dimorphotheca ecklonis Michael Stiles 2011-2-28 s.n. San Luis Obispo Cal Poly campus Comment
  OBI80681  Dimorphotheca ecklonis D. R. Miller, E. A. Appel 2015-4-5 415 .1118 San Luis Obispo 2 pockets on west side of Hwy1 3.4 miles north of Hearst Castle turn off. 30 Comment
  CAS-BOT-BC150441  Diplacus aurantiacus R. F. Hoover 1965-6-17 9440 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  SBBG83388  Diplacus aurantiacus R. Gankin, W. Hildreth 1966-6-8 807 San Luis Obispo ca. 0.5 mi SE of summit, See Cyn Rd Comment
  SD245479  Diplacus aurantiacus Josh Walker 2013-2-25 11 San Luis Obispo Shell Beach; hillside of 101 north and Spyglass Drive offramp. 47 Comment
  CAS-BOT-BC153165  Diplacus fremontii Alice Eastwood; John Thomas Howell 1936-5-8 2340 San Luis Obispo 7 miles east of La Panza Comment
  SBBG107620  Diplacus longiflorus C. B. Hardham 1959-5-20 4566 San Luis Obispo Cantinas Crk 243 Comment
  SBBG129267  Diplacus longiflorus D. H. Wilken, E. L. Painter, O. Gasser 2014-5-13 17992 San Luis Obispo Rinconada Mine area, 0.3 km NW of old mill site, 1.8 km NNW of Little Falls Spring 495 Comment
  OBI80872  Dipsacus fullonum David J. Keil 1992-5-28 23313 San Luis Obispo Laguna Lake Park. Low areas near lake edge 170 Comment
  CAS-BOT-BC195706  Distichlis spicata Clare B. Hardham 1959-5-21 4606 San Luis Obispo Arroyo de la Cruz Comment
  SBBG110039  Distichlis spicata C. B. Hardham 1959-5-21 4606 San Luis Obispo Arroyo de la Cruz Comment
  OBI8532  Distichlis spicata Craig Woods 1978-1-22 1 San Luis Obispo Belmont Trl, 1/4 mi E of Sim. Soda lake San Diego Cr rd; 3 mi N of Soda Lake 594 Comment
  UCSB7576  Dodecatheon clevelandii Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Above Pozo Creek, 4 miles east of Pozo, La Panza Range. 487 Comment
  OBI6298  Dodecatheon clevelandii Robert F. Hoover 1967-4-5 10337 San Luis Obispo Near summit W of East Branch Huerhuero Crk on hwy 58 Comment
  SBBG54876  Dodecatheon clevelandii P. Hobbs 1980-3-4 2 San Luis Obispo lower third slopes on N side of Cerro San Luis Obispo Comment
  HSC30148  Dodecatheon clevelandii subsp. insulare A. M. Montalvo, J. D. Ackerman 1974-3-25 145 San Luis Obispo Ca. 3.5 mi. E of Pozo on road to Hwy. 58 Comment
  OBI57347  Downingia cuspidata David J. Keil 1998-5-6 27076 San Luis Obispo 1 mi N of Hwy 46 along Buena Vista Dr. Comment
  UC1063773  Dryopteris arguta T. M. Hendrix 1937-5-21 203 San Luis Obispo 1 mi n Hi Mt.; Los Padres Nat'l Forest, Pozo Quadrangle Comment
  UC1063786  Dryopteris arguta F. H. Raymond 1930-7-6 107 San Luis Obispo mouth of San Carpoforo Creek; Cape San Martin Quadrangle Comment
  UC74913  Dryopteris arguta Mrs. R. W. Summers San Luis Obispo hills by coast Comment
  SD106238  Dudleya bettinae K. Nakai 1980-6-3 614 San Luis Obispo 2.0 km east of California Highway 1 on San Bernardo Creek Road on northeast facing serpentine rock outcrop. Comment
  UC57504  Dudleya blochmaniae J. H. Barber 1899-5-22 San Luis Obispo near Morro Comment
  OBI77988  Dudleya lanceolata Arthur W. Hazebrook 1992-7-7 115 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes Comment
  OBI80877  Dudleya pulverulenta David J. Keil 2015-2-14 32625 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  UCR248162  Dudleya pulverulenta subsp. pulverulenta David J. Keil 1998-8-26 28044 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of of Rock Front Ranch, N of Hwy 166 405 Comment
  OBI80739  Dysphania ambrosioides David J. Keil 1992-10-19 23851 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  UCR42895  Echinochloa colona David J. Keil 1985-10-26 s.n. San Luis Obispo Along Broad Street north of downtown area, San Luis Obispo Comment
  OBI43360  Echinochloa crus-galli Eric Wise 1981-9-17 1108 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 plant Comment
  OBI27346  Ehrendorferia chrysantha Robert L. Allen, Nancy E. Arnold 1981-5-17 302 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  CAS-BOT-BC208502  Ehrharta calycina Clare B. Hardham 1959-4-19 4269 San Luis Obispo Nipomo Comment
  CDA34815  Ehrharta erecta David J. Keil 1998-11-21 s.n. San Luis Obispo San Luis Obispo at 940 Del Rio Ave. 0 Comment
  OBI32270  Eleocharis macrostachya David J. Keil, Eric Wise 1981-5-25 14836 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI59630  Eleocharis macrostachya David J. Keil 1981-5-31 s.n. San Luis Obispo County Educational Facility at Rancho El Chorro Comment
  UCD49809  Eleocharis macrostachya Frederic Hrusa 1993-5-21 11045 San Luis Obispo Huasna area. Approximately 4 km. beyond Stony Creek Campground. In creekbed of Stony Creek, with plant bases submerged. 650 Comment
  RSA769834  Eleocharis palustris David J. Keil 2000-5-29 28774 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity. Comment
  CAS-BOT-BC112675  Eleocharis parishii R. F. Hoover 1965-9-7 9530 San Luis Obispo Santa Rita Creek west of Templeton Comment
  RSA659235  Elymus X gouldii David J. Keil 1982-6-26 16191 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon. Adjacent to highway department work area at S end of bridge. Comment
  UCR266176  Elymus caput-medusae David J. Keil, Margariet Wetherwax, Elizabeth Painter, Jody Olsen, K. Downing, C. Bratt, Lynne D. Althouse 2000-5-16 28687 San Luis Obispo Camp Roberts; along tank trail parallel to Avery Rd. and inside the Avery vernal pool exclosure 213 Comment
  OBI51155  Elymus glaucus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .54 San Luis Obispo NE corner of San Simeon State Park Comment
  UC188813  Elymus glaucus J. H. Barber 1899-5-22 San Luis Obispo Santa Lucia Mts. Comment
  RSA733992  Elymus glaucus D. M. McF 1954-6-18 s.n. San Luis Obispo Dick Westerman Ranch. Arroyo Grande. Comment
  UC1153400  Elymus glaucus R. F. Hoover 1964-6-12 9077 San Luis Obispo near Rocky Butte Fire Lookout (n slope) Comment
  UC188789  Elymus glaucus J. H. Barber San Luis Obispo near Nacimiento River; Newhall Ranch Comment
  OBI66911  Elymus multisetus David J. Keil, with V. L. Holland 2001-5-24 29497 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  OBI72976  Elymus triticoides D. R. Miller 1992-6-30 s.n. San Luis Obispo Santa Lucia Mts. E slope of Pine Mtn. At George's pond Comment
  OBI75238  Emex spinosa Michael Walgren 2011-6-22 257 San Luis Obispo Vacant lot and along a paved walkway between the "Cloisters" housing development and the dunes, originating at the parking lot at the western terminus of Azure St. MOrro Strand State Beach in N Morro Bay Comment
  OBI79271  Emex spinosa Peggy Phillips, Tim and Kim McCurdy 2006-4-21 406 -824 San Luis Obispo Comment
  OBI41059  Emmenanthe penduliflora David J. Keil 1986-5-13 19433 San Luis Obispo Hi Mtn Rd near Hi Mtn lookout 945 Comment
  UC2026946  Encelia farinosa Dave Keil 1992-11-1 San Luis Obispo Along U. S. Route 101 just N of Cuesta Pass Comment
  OBI51185  Epilobium canum Jan Barber 1993-7-3 41 San Luis Obispo San Simeon State Park; NE of Washburn campground Comment
  CAS-BOT-BC166416  Epilobium canum subsp. canum R. F. Hoover 1965-9-19 9598 San Luis Obispo Calf Canyon Comment
  CAS-BOT-BC166421  Epilobium canum subsp. canum R. F. Hoover 1967-10-5 10873 San Luis Obispo Mouth of Poly Canyon, San Luis Obispo Comment
  CAS-BOT-BC166406  Epilobium canum subsp. canum Ernest C. Twisselmann 1967-9-9 13682 San Luis Obispo Palo Prieta Creek below Ortega Spring 594 Comment
  OBI26712  Epilobium ciliatum Katherine K. Muller 1965-7-27 1399 San Luis Obispo Outlet of Oso Flaco Comment
  OBI66342  Epilobium densiflorum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26271 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
  SBBG108089  Epilobium densiflorum C. B. Hardham 1957-7-22 2474 San Luis Obispo Graves Crk, Del Rio Rd bridge Comment
  SBBG1164  Epipactis gigantea C. B. Hardham 1957-4-14 1667 San Luis Obispo Santa Rita Rd, Templeton to Cayucos Comment
  PASA1262  Epipactis gigantea Stason 1931-4-3 San Luis Obispo Santa Rita Canon Comment
  RSA607272  Epipactis gigantea Louis C. Wheeler 1964-6-21 8493 San Luis Obispo Ragged Point Inn, 2 miles northerly of Ragged Point. Comment
  OBI1001  Equisetum arvense R. F. Hoover 1950-3-5 7768 San Luis Obispo Piedras Blancas Point (just north of) Comment
  UC1296382  Equisetum arvense R. F. Hoover 1950-3-5 7768 San Luis Obispo just n of Piedras Blancas Point Comment
  SD38390  Equisetum laevigatum Edith A. Purer 1933-7-20 5063 San Luis Obispo northwest of Guadalupe Comment
  OBI27392  Equisetum telmateia Thomas Burrows 1980-6-20 88 San Luis Obispo Reservoir Canyon 160 Comment
  OBI59055  Eragrostis barrelieri David J. Keil 1998-8-24 28005 San Luis Obispo Hwy 166, 2 road miles W of Tepusquet Canyon Rd. Comment
  OBI59132  Eragrostis barrelieri David J. Keil 1998-5-20 27312 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  OBI3131  Eragrostis mexicana Larry E. Brown 1971-7-23 2065 b San Luis Obispo In the Paso Robles area Comment
  OBI36355  Eragrostis mexicana David J. Keil, LynneDee Oyler and Rick Oyler 1983-6-26 17168 San Luis Obispo Shandon at 270 2nd street Comment
  RSA0020857  Eragrostis mexicana subsp. virescens David J. Keil 2012-7-18 31425 San Luis Obispo Oceano. 1731 Railroad Street, near intersection with Ocean Street. 8 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
  UC138518  Eremalche parryi Alice Eastwood 1896-5-2 San Luis Obispo near boundary between Santa Barbara & San Luis Obispo Co.'s Cuyama; White Hills, Cuyama Comment
  OBI54157  Eremalche parryi subsp. parryi David J. Keil, Kathleen Keil 1995-4-15 24894 San Luis Obispo Shell Crk rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  JEPS116483  Eremocarpus setiger Alice Le Duc 1999-6-22 412 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  JEPS85861  Eremothera boothii subsp. decorticans Roy E. Buck and Dean Wm. Taylor 1989-3-22 1115 San Luis Obispo s-facing slope above CA Hwy. 58 (ca 2.3 air km w of 2200 ft elev. on Temblor Creek, 18 air km wnw of McKittrick (Kern Co.)); Temblor Range, upper Temblor Creek drainage 865 Comment
  JEPS31676  Eremothera boothii subsp. decorticans W. L. Jepson 1932-4-3 16230 San Luis Obispo Elkhorn Scarp Temblor Range 670 Comment
  UC496111  Eremothera boothii subsp. decorticans Mrs. Frank Hatch 1932-4-4 San Luis Obispo Pala Prieta Bitterwater Valley (e San Luis Obispo Co.) Comment
  JEPS13190  Eriastrum calocyanum Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5143 San Luis Obispo Along direct road from La Panza to Creston, 0.5 mile west of junction of Commatti Canyon Road from Shandon. 457 Comment
  UC1187094  Eriastrum densifolium David D. Keck and Wm. M. Hiesey 1940-5-30 5108 San Luis Obispo near Black Lake (4.8 mi s of Arroyo Grande on road to Oso Flaco); Nipomo Mesa Comment
  OBI20299  Eriastrum densifolium subsp. densifolium G. Herrmann 1947-8-15 San Luis Obispo Oceano Sanddunes Comment
  RSA0107367  Eriastrum densifolium subsp. densifolium E. K. Balls 1948-6-5 7951 San Luis Obispo Between Pismo Beach and Guadalupe. 8 Comment
  RSA0107616  Eriastrum densifolium subsp. densifolium H. L. Mason 1941-7-1 12466 San Luis Obispo Mesa west of Nipomo. 107 Comment
  UC124888  Eriastrum densifolium subsp. densifolium E. Palmer, M. D. June 1876 414 San Luis Obispo Central Coast Range Comment
  RSA0107365  Eriastrum densifolium var. patens R. W. Summers 1883-1 s.n. San Luis Obispo Dry open canyon near sea, S.L.O. Co. Comment
  SBBG109210  Eriastrum luteum C. B. Hardham 1956-5-15 725 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  OBI11548  Eriastrum pluriflorum subsp. pluriflorum John Thomas Howell 1948-6-15 24378 San Luis Obispo Gill's Cyn SE of Shandon 457 Comment
  SBBG93150  Ericameria arborescens S. A. Junak 1990-7-26 4427 San Luis Obispo N slope of W 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
  OBI16583  Ericameria cuneata var. spathulata Robert F. Hoover 1963-10-26 8597 San Luis Obispo Trail to Machesna Mt. , La Panza Range Comment
  HSC91792  Ericameria ericoides Susan H. Bicknell 1988-8-20 San Luis Obispo Montano de Oro; near Hazard Canyon Comment
Read comments
Jan 21 2012
  OBI16563  Ericameria ericoides Robert F. Hoover 1946-10-18 6500 San Luis Obispo Upper Arroyo Grande Comment
  SBBG43265  Ericameria ericoides L. W. Edge 1971-2-5 San Luis Obispo Oso Flaco Lake Comment
  UC1321245  Ericameria ericoides R. F. Hoover 1966-10-5 10110 San Luis Obispo s Black Lake Canyon; Nipoma Mesa Comment
  RSA592101  Ericameria ericoides var. ericoides R. E. Riefner Jr. 1992-5-11 92 -417 San Luis Obispo Montana de Oro State Park Comment
  SBBG80679  Ericameria palmeri var. pachylepis C. F. Smith 1975-11-11 10959 San Luis Obispo side rd (old St Hwy 166) at Alamo Crk and St Hwy 166 Comment
  SBBG81251  Ericameria palmeri var. pachylepis C. F. Smith 1974-10-4 10774 San Luis Obispo St Hwy 166, near Alamo Crk Comment
  OBI55256  Erigeron foliosus Greg Frugoli 1997-5-9 80 San Luis Obispo Found on roadside bank S of queen Bee campgd. La Panza Range, Los Padres NF (hwy 58 burn area0 658 Comment
  CAS-BOT-BC308737  Erigeron foliosus var. foliosus Clare B. Hardham 1956-8-21 1392 San Luis Obispo Creston Road, 6 1/2 miles E of Paso Robles Comment
  CAS-BOT-BC308749  Erigeron foliosus var. foliosus Alice Eastwood; John Thomas Howell 1938-6-13 5905 San Luis Obispo SW of Shandon on road to Creston Comment
  UC31479  Erigeron foliosus var. franciscensis unknown San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC295068  Erigeron glaucus R. F. Hoover 1946-7-21 6232 San Luis Obispo San Simeon Creek Beach Comment
  UCD132007  Erigeron glaucus J. Doty 1969-4-25 648 San Luis Obispo San Luis Obispo County: near San Simeon, 19.7 miles south of Monterey-San Luis Obispo County line; Pico Creek. 7 Comment
  CAS-BOT-BC295071  Erigeron glaucus Clare B. Hardham 1957-7-31 2493 San Luis Obispo Santa Lucia Mountains. 9 miles north of Cambria Comment
  OBI70135  Erigeron sumatrensis David J. Keil 2009-2-22 30563 San Luis Obispo San Luis Obispo. Vicinity of intersection of Broad Street (California Route 229) and Orcutt Road. 35 deg. 15'40.21"N x 120 deg. 38'54.92"W 70 Comment
  OBI80272  Eriodictyon altissimum Julie M. Vanderwier 1978-1 San Luis Obispo Comment
  OBI42957  Eriodictyon traskiae subsp. smithii Jan Johnson, Melissa Boggs 1986-5-11 28 San Luis Obispo Los Padres NF. East Cuesta Ridge about 12 mi N of San Luis obispo, off hwy 101. Comment
  SBBG98981  Eriogonum angulosum C. F. Smith 1991-6-28 12230 San Luis Obispo Cuyama Valley drainage near summit of crossing to Carrizo Plain, W part of Caliente Mtn ridge Comment
  OBI11157  Eriogonum angulosum Robert F. Hoover 1950-4-2 7792 San Luis Obispo 6 mi E of Simmler, Carrizo Plain Comment
  SEINET6328892  Eriogonum baileyi R. F. Hoover 1969-9-19 11597 San Luis Obispo Palo Prieto Canyon Comment
  OBI56418  Eriogonum baileyi Michael Curto, Linda Allen 1992-8-20 848 San Luis Obispo Creston Area. 3.5 km S of Creston, W branch Huerhuero Cr 390 Comment
  OBI72213  Eriogonum baileyi var. baileyi E. L. Painter & M. Wetherwax, M. Wetherwax 2000-8-18 CR- 114 San Luis Obispo Camp Roberts. Near N side of Nacimiento River, above [SW of] Twin bridges 206 Comment
  OBI65670  Eriogonum clavatum Greg Wilvert 2005-4-23 297 San Luis Obispo SE Half of the Caliente Range; 2 km NW of Lawson Spring Comment
  CAS-BOT-BC246589  Eriogonum elegans E. L. Painter; M. Wetherwax 2000-8-18 CR- 114 San Luis Obispo Camp Roberts. Near n side of Nacimiento River, above [SW of] Twin Bridges 260 Comment
  CAS-BOT-BC246601  Eriogonum elegans R. F. Hoover 1946-8-18 6317 San Luis Obispo North base of La Panza Range Comment
  OBI29890  Eriogonum fasciculatum Kristin Bryan and Carol Radike, Carol Radike 1980-6-8 6 _2 San Luis Obispo Las Pilitas rd at Salinas River bridge Comment
  CAS-BOT-BC250243  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1954-6-12 1365 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Canyon of West slope of Crocker Grade, Southern Temblor Mountains 731 Comment
  SEINET6418514  Eriogonum fasciculatum var. polifolium David Keil, Rhonda Riggins, Kathryn Bay 1986-4-26 19243 San Luis Obispo SW falnk of Temblor Range, 3.05 miles E of road to center of Carrizo Plain (to RC Farm) on Elkhorn Rd and N 0.25 miles to gate on unnamed dirt road. 762 Comment
  OBI6313  Eriogonum giganteum var. giganteum Bob Fraas 1964-2-18 11 San Luis Obispo O.H. Unit, Calif State Poly College, SLO Comment
  UC1296163  Eriogonum gossypinum R. F. Hoover 1950-4-2 7800 San Luis Obispo near base of Crocker Grade; Panorama Hills Comment
  CAS-BOT-BC250520  Eriogonum gracile R. F. Hoover 1969-9-13 11586 San Luis Obispo Upper Jack Creek, west of Paso Robles Comment
  CAS-BOT-BC250532  Eriogonum gracile Ernest C. Twisselmann 1955-6-16 2160 San Luis Obispo La Panza Range. Martinez Creek near Queen Bee Mine 694 Comment
  JEPS116814  Eriogonum gracile David Gowen 2009-4-15 993 San Luis Obispo Caliente Ridge above the Carrizo Plain. Just west of junction of gated road to summit of Caliente Mtn. and road to west heading to antenna facility. Comment
Read comments
Oct 4 2012
  UC1296106  Eriogonum gracile var. gracile R. F. Hoover 1949-5-22 7723 San Luis Obispo 14 mi e on La Panza road Creston Comment
  UC2027178  Eriogonum heermannii Greg Wilvert 2005-6-13 473 San Luis Obispo Southeast Half of the Caliente Range: 1 km W of the N end of Padrones Canyon Comment
  UC2027060  Eriogonum maculatum Greg Wilvert 2005-5-11 404 San Luis Obispo Southeast Half of the Caliente Range: 1.3 km SSW of Semper Spring Comment
  CAS-BOT-BC261434  Eriogonum nudum var. indictum Ernest C. Twisselmann 1954-9-10 1572 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: west slope, 1/4 mile from summit 579 Comment
  OBI10997  Eriogonum nudum var. pubiflorum Robert F. Hoover 1946-9-15 6408 San Luis Obispo La Panza district Comment
  CAS-BOT-BC266826  Eriogonum ordii Clare B. Hardham 1962-4-13 8973 San Luis Obispo South end Carissa Plains Comment
  UC1576175  Eriogonum ordii David Keil with Rhonda Riggins and Kathryn Bay 1986-4-26 19267 San Luis Obispo 1.15 mi ne jctn of Elkhorn Rd. and Crocker Grade Rd.; Temblor Range 838 Comment
  LA206969  Eriogonum parvifolium Susan G. Stokes; 1932-8-29 20 San Luis Obispo Pismo Beach Comment
  OBI35286  Eriogonum parvifolium Melody Dickens 1980-7-4 39 BH San Luis Obispo Collected on Black HIll, Morro Bay state park Comment
  UC1280995  Eriogonum parvifolium H. E. McMinn 1936-5-3 4356 San Luis Obispo Hazard Canyon Comment
  UC178461  Eriogonum parvifolium Katharine Brandegee 1912-9-30 San Luis Obispo Morro Comment
  CAS-BOT-BC257892  Eriogonum parvifolium Wm. H. Brewer 1860-11-25 17 San Luis Obispo Eastern San Luis Obispo; Temblor Range and the Western San Joaquin Valley Comment
  OBI62520  Eriogonum parvifolium Lynn Dee Oyler 1990-6-12 1181 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  RSA264221  Eriogonum parvifolium var. parvifolium C. W. Tilforth, Walter Wisura 1977-8-12 1428 San Luis Obispo 1 mile north of Piedras Blancas along Highway 1 Comment
  CAS-BOT-BC263435  Eriogonum temblorense Ernest C. Twisselmann 1954-9-10 1569 San Luis Obispo Cottonwood Pass, 6 miles east of Cholame, Temblor Range and the Western San Joaquin Valley 563 Comment
  JEPS108338  Eriogonum temblorense David Gowen 2005-3-18 203 San Luis Obispo Elkhorn Road (dirt). Bare hill about 8.2 miles south of Hurricane Rd. 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
  OBI10933  Eriogonum viridescens Robert F. Hoover 1946-6-30 6218 San Luis Obispo La Panza district Comment
  CAS-BOT-BC264900  Eriogonum viridescens R. F. Hoover 1946-6-16 6165 San Luis Obispo La Panza District just w. of La Panza Ranch Comment
  CAS-BOT-BC264910  Eriogonum viridescens Alice Eastwood; John Thomas Howell 1936-5-8 2352 A San Luis Obispo 7 miles east of La Panza Comment
  CAS-BOT-BC304091  Eriophyllum confertiflorum Alice Eastwood 1928-5-17 15124 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC304104  Eriophyllum confertiflorum Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  CAS-BOT-BC304114  Eriophyllum confertiflorum R. F. Hoover 1949-5-22 7719 San Luis Obispo 12 miles E of Creston on La Panza Rd Comment
  OBI66671  Eriophyllum lanatum var. achilleoides D. R. Miller 1998-6-28 698 /700 San Luis Obispo Pine mtn. Region; Along Tobacco ridge rd 610 Comment
  CDA5414  Eriophyllum multicaule A. C. Browne 1951-3-4 San Luis Obispo Oso Flaco. 0 Comment
  UC608347  Eriophyllum multicaule C. A. Graham 1938-4-8 293 San Luis Obispo 0.5 mi wsw of Bee Rock (Bee Rock Canyon, a tributary of the San Antonio River, sw of Bradley); Bradley Quadrangle, Bee Rock Canyon 457 Comment
  UCR91804  Eriophyllum multicaule George K. Helmkamp 1996-5-27 1087 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  CAS-BOT-BC301815  Eriophyllum multicaule David D. Keck 1933-5-5 2226 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  CAS-BOT-BC301824  Eriophyllum multicaule D. E. Breedlove 1963-3-21 4272 San Luis Obispo On bluff overlooking the Santa Maria River, 2 miles west of Nipomo Comment
  RSA143343  Eriophyllum multicaule Clare B. Hardham 1960-3-27 5243 San Luis Obispo Intersection Oak Flat Rd. and North Rd. to Adelaida; Santa Lucia Mts. 305 Comment
  UCD132130  Eriophyllum multicaule Lewis S. Rose 1968-4-8 68032 San Luis Obispo San Luis Obispo County: Baywood Park, Moro Bay. 15 Comment
  SBBG8192  Eriophyllum pringlei C. B. Hardham 1958-5-5 3142 a San Luis Obispo hills, W edge of Carissa Plains, Simmler-Paso Robles Rd Comment
  UCSB41343  Eriophyllum staechadifolium Duke, Craig 1979-4-20 San Luis Obispo On coastal bluff 5 meters from parking area at rest area on Calif. 1, 5 miles north of Cambria Comment
  UCR158736  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2005-4-17 9366 San Luis Obispo Central Coast, Corbett Canyon, 2.3 miles north of Calif. Hwy 227 in Arroyo Grande 81 Comment
  SBBG94423  Erodium botrys J. M. Vanderwier 1978-5-28 63 San Luis Obispo Indian Knob area Comment
  OBI47129  Erodium cicutarium Lynne Dee Oyler 1986-5-21 475 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 85 Comment
  OBI51212  Erodium cicutarium Jan Barber 1994-5-14 173 San Luis Obispo San Simeon State Park; adj to closed rd between Washburn day-use area and main park rd Comment
  OBI31461  Erodium cicutarium Joy Nishida, Robert Allen 1982-4-10 253 San Luis Obispo Near stream in American cyn campground 524 Comment
  RSA130940  Eryngium armatum E. K. Balls 1958-7-16 23544 San Luis Obispo 0.5 mile north of Cambria, State Highway 1, along cliffs. 15 Comment
  OBI77694  Eryngium vaseyi David J. Keil 1998-5-6 27097 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  OBI15044  Erysimum capitatum var. capitatum Robert F. Hoover 1947-3-30 6842 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  POM148019  Erysimum capitatum var. lompocense Alice Eastwood 1927-4-8 14326 San Luis Obispo Nipoma Mesa Comment
  OBI4290  Erysimum suffrutescens L. E. Allen 1966-5-19 s.n. San Luis Obispo Dunes W of Oso Flaco Comment
  OBI37671  Erythranthe grandis Eric Wise 1981-6-29 791 San Luis Obispo Celery lake of Dune Lakes Comment
  OBI74637  Eschscholzia caespitosa David J. Keil 1987-5-6 20117 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI42836  Eschscholzia caespitosa Jan Johnson, Melissa Boggs 1986-5-11 10 San Luis Obispo Las Padres Natl Forest. East Cuesta Ridge about 12 mi N of San luis Obispo, off hwy 101 Comment
  RSA161129  Eschscholzia caespitosa subsp. caespitosa Peter H. Raven 1962-3-24 16957 San Luis Obispo Steep hill at turn to Avila on U.S. Highway 101 30 Comment
  SBBG15720  Eschscholzia californica M. A. Piehl 1963-4-1 6385 San Luis Obispo S end of Morro Bay, ca. 2 mi W of Los Osos 6 Comment
  UCD94081  Eschscholzia californica Shannon M. Still 2006-5-14 98 A San Luis Obispo California. San Luis Obispo County: Along Las Pilitas Rd. ca. 1.1 mi. east of junction with W. Pozo Rd. 410 Comment
  UCR161360  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2005-3-8 9078 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 Comment
  RSA764560  Eschscholzia californica var. maritima Doris Bowers 1967-8-12 137 San Luis Obispo Pismo Beach Dunes 3 Comment
  SBBG104225  Eschscholzia hypecoides M. D. Proctor, E. A. Young 1993-3-17 ROB 208 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC76463  Eschscholzia lemmonii Ernest C. Twisselmann 1955-4-6 1802 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Croker Canyon. 822 Comment
  CAS-BOT-BC76492  Eschscholzia lemmonii Alice Eastwood; John Thomas Howell 1937-4-29 4106 San Luis Obispo Temblor Range. Comment
  POM97510  Eschscholzia lemmonii P. A. Munz 1926-4-8 10181 San Luis Obispo 35 miles east of Paso Robles Comment
  SD71157  Eschscholzia lemmonii R. F. Hoover 1949-4-2 7581 San Luis Obispo 7.0 miles northeast of Creston on Shandon Road. Comment
  UC569427 Image available Eschscholzia minutiflora D. Axelrod 1935-4-6 260 San Luis Obispo 5 mi ese Cuyama Ranch; Santa Ynez Quadrangle 701 Comment
  UC1296232  Eschscholzia rhombipetala R. F. Hoover 1950-3-31 7775 San Luis Obispo La Panza District La Panza District Comment
  UCR132025  Eucalyptus globulus George K. Helmkamp 2003-9-10 8139 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI72241  Eucrypta chrysanthemifolia var. chrysanthemifolia Anthony Baniaga 2010-4-4 97 San Luis Obispo Tierra Redonda Mtn BLM ACEC 365 Comment
  SBBG118298  Eurybia radulina M. Petroelje, J. Clark 1998-7-9 San Luis Obispo S of shooting ranges; Camp San Luis Obispo Training Area H; LCTA plot 315 Comment
  OBI57943  Extriplex californica Austin P. Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay Region Comment
  OBI46091  Festuca bromoides LynneDee Oyler 1986-3-25 373 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  OBI5611  Festuca bromoides Sharon Jochums 1974-4-10 112 San Luis Obispo W of hwy 1 on marine terr of Point San Simeon Comment
  OBI2538  Festuca californica Larry E. Brown 1970-3-25 1756 San Luis Obispo Prefumo Cyn rd about 2 mi W of jctn with Los osos Valley rd Comment
  OBI82165  Festuca elmeri David Keil 7-8 July 1993 24264 San Luis Obispo Cambria. Fiscalini Ranch. Santa Rosa Creek. Comment
  CAS-BOT-BC278369  Festuca elmeri Clare B. Hardham 1957-5-30 2041 San Luis Obispo Santa Lucia Mountains. Fair Oaks Ranch, South Road to Adelaida Comment
  OBI21831  Festuca elmeri Robert F. Hoover 1949-5-22 7717 San Luis Obispo 2 mi E of Templeton Comment
  UCR92511  Festuca microstachys G. Fred Hrusa 1995-5-28 12310 San Luis Obispo Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1). 600 Comment
  SBBG86313  Festuca microstachys C. F. Smith 1947-6-22 2052 San Luis Obispo Ian McMillan ranch-house up Gillis Cyn, NE of Shandon Comment
  OBI54215  Festuca myuros George Butterworth 1995-4-30 64 San Luis Obispo Carrizo Plain. T31S, R20E, S30, SE qut. 100 yds N of Painted Rock Ranch 597 Comment
  OBI35653  Festuca myuros S. M. Inman 1983-5-7 28 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI19873  Festuca octoflora Walter F. Chesbro 1978-5-6 113 San Luis Obispo Soda Lake Comment
  OBI11908  Festuca perennis Dave Imper 1977-4-7 111 San Luis Obispo Price Cyn Tarsands Project. Project located 1 mi. SW of Hwy 227 on Price Canyon Rd. Comment
  OBI35266  Festuca perennis H. E. Jones 1981-5-18 29 San Luis Obispo Point Piedras Blancas Comment
  OBI75838  Festuca perennis Al Lindholm 1971-4-24 220 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. 1/2 mi SE of Geode Mtn Comment
  SBBG95569  Festuca perennis M. Stiles 1986-5-21 5 San Luis Obispo 1 mi S of Tefft Ave, on S Oakglen, Nipomo Common Comment
  LA105573  Festuca perennis Barry A. Prigge; 1989-4-19 8682 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek Drainage, ca. 5 air mi. E of Morro Bay 121 Comment
  OBI50374  Festuca rubra David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17157 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  OBI74382  Festuca temulenta Theo Fitanides, Anthony Baniaga 2010-5-7 159 San Luis Obispo Tierra Redonda Mtn BLM ACEC 471 Comment
  CDA11508  Filago gallica G. F. Hrusa 1995-5-28 12288 San Luis Obispo Black Butte Research Natural Area, Los Padres NF. Access road to Peak 1 Radio Facility. Comment
  OBI6680  Foeniculum vulgare Greg Hassen 1975-7-8 26 San Luis Obispo Along Poly Cyn rd, both sides Comment
  OBI8490  Foeniculum vulgare R. D. McCall 1978-11-4 19 San Luis Obispo Along rd in Poly Cyn, Cal Poly campus Comment
  UCSB2786  Fragaria vesca Newby, Ron 1959-4-11 San Luis Obispo About 14 miles N. of Morro Bay; 1 mile off hyway 1 on County road towards Cambria Pines 91 Comment
  UC1122126  Frankenia salina B. Bolt 1936-3-17 634 San Luis Obispo 1 mi n Osos Creek; Cayucos Quad. 0 Comment
  UCR13876  Frankenia salina George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  UC54796  Frankenia salina Mrs. R. W. Summers Feb 1883 San Luis Obispo Comment
  UC672599  Frankenia salina H. L. Mason 1929-10-13 5503 San Luis Obispo 2-1/3 mi n Cambria Comment
  RSA699630  Franseria bipinnatifida Keith E. Hoffmaster 1935-7-3 s.n. San Luis Obispo Oceano. Comment
  RSA15701  Fritillaria affinis Carl B. Wolf 1929-4-13 3447 San Luis Obispo 3 miles S of Paso Robles. 213 Comment
  CHSC3953  Fritillaria biflora J. E. Bowlin 1967-3-22 9 San Luis Obispo Ca. 20 feet e of Los Osos Rd. and ca. 1/4 mile s of Morro Ready Mix Co., Baywood Park. 60 Comment
  OBI21377  Fritillaria biflora Robert F. Hoover 1958-3-6 8413 San Luis Obispo Between Morro Bay and Cayucos (S of mouth of Toro Crk) Comment
  OBI35432  Fritillaria biflora Melody Dickens 1980-4-16 19 San Luis Obispo Collected on Morro rock, Morro Bay Comment
  UC1296313  Fritillaria biflora R. F. Hoover 1947-3-8 6652 San Luis Obispo San Simeon Comment
  UCSB673  Fritillaria biflora Newby, Ron 1959-4-11 San Luis Obispo About 13 miles N. of Morro Bay, .4 miles off hyway 1 on the road to Cambria Pines (Co. Rd.) on the corner Comment
  UCSB39872  Fritillaria biflora Shaw, J. 1982-3-25 San Luis Obispo Along Los Osos Valley Road at the intersection with Descanso Street 60 Comment
  OBI83589  Fumaria officinalis Michael Walgren, Carole Adams 2017-3-12 599 San Luis Obispo San Simeon State Park, along Narrow coastal bluff section between Highway 1 and the beach 15 Comment
  OBI82376  Furcraea foetida David J. Keil 2016-2-11 33456 San Luis Obispo Pismo Beach. Ontario Ridge Trail above Shell Beach. Southern foothills of San Luis Range 30 Comment
  SEINET3157813  Galium andrewsii M. E. Jones 1882-5-8 3239 San Luis Obispo San Luis Obispo Comment
  RSA0040446  Galium andrewsii subsp. andrewsii LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6300 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. 558 Comment
  RSA585751  Galium andrewsii subsp. andrewsii D. A. Young, F. L. Johnson 1992-6-18 ROB- 101 San Luis Obispo 0.5 km NE of Chorro Res. Comment
  UCR28971  Galium angustifolium J. H. Nishida, Melissa Luckow, Rob Keplinger, R. L. Allen 1982-6-10 446 San Luis Obispo South Coast Range, Stream bed just NW of American Canyon Campground 524 Comment
  UCR160144  Galium angustifolium subsp. angustifolium George K. Helmkamp, E. A. Helmkamp 2005-6-9 9571 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 7.8 miles northeast of Huasna Townsite Road 338 Comment
  OBI58701  Galium angustifolium subsp. angustifolium David J. Keil 1998-8-24 28001 San Luis Obispo 3.3 road miles E of Alamo Creek Rd. along Hwy 166. 256 Comment
  OBI51817  Galium aparine Gary Westbrook Mar-94 38 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge 244 Comment
  RSA585846  Galium aparine G. Fred Hrusa 1995-5-28 12227 San Luis Obispo On ridge immediately WNW of Peak 2. 600 Comment
  UCR161924  Galium aparine George K. Helmkamp, E. A. Helmkamp 2005-3-1 8976 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lake Lopez; 0.3 mi. N of Hi Mountain Road along Upper Lopez Canyon Road 311 Comment
  UC888840  Galium californicum subsp. maritimum Alice Eastwood and John Thomas Howell 1938-6-14 5961 San Luis Obispo Cambria Comment
  CAS-BOT-BC223076  Galium hardhamiae David Keil; Rhonda Riggins; Richard A. Pimentel; D. R. Doc Miller 1985-4-27 18669 San Luis Obispo 19.1 miles from California Rte 1 along San Simeon Creek Road, N of Rocky Butte lookout 716 Comment
  UC1953311  Galium parisiense David Keil 2000-5-31 28789 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 9.5 miles east fro junction with Highway 1. Comment
  OBI66115  Galium parisiense D. R. Miller 1994-5-11 594 -333 San Luis Obispo Pine Mt Region. In Walnut Orchard at Egebergs ranch; San Simeon crk drainage 610 Comment
  CAS-BOT-BC192056  Garrya flavescens R. C. Wenk 2007-4-8 595 San Luis Obispo Carrizo Plain national Monumentm Claiente Ridge. Along trail to peak. 1280 Comment
  OBI75762  Garrya flavescens D. R. Miller 2011-5-6 511 .944A San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Jim Rhoades property on main rd in San Simeon Crk drainage 900 Comment
  OBI76829  Gastridium ventricosum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13989 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-BC283911  Gastridium ventricosum Ernest C. Twisselmann 1956-6-13 2936 San Luis Obispo La Panza Range. NE spur of Black Mountain, around a campsite 536 Comment
  UC1953164  Gazania linearis David Keil 2009-6-30 30625 San Luis Obispo San Luis Obispo Rainwater detention basin behind Marigold Shopping Center (intersection of Brtoad Street and Tank Farm Road). Comment
  OBI28270  Genista monspessulana Rick Frelinger 1982-5-25 87 San Luis Obispo San Luis Crk in Reservoir Cyn Comment
  HSC92203  Gentiana sceptrum Susan H. Bicknell 1988-8-12 San Luis Obispo Lake Earl Comment
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Dec 24 2017
  RSA0028480  Geranium dissectum Carl B. Wolf 1929-4-16 3637 San Luis Obispo Coast Road, 8 miles north of Cayucos. Comment
  OBI78007  Geranium incanum Michael Walgren 2013-3-20 293 San Luis Obispo Morro Bay, in the dunes adj to the campgrund at Morro Strand state beach 4 Comment
  OBI79682  Gilia David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31704 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 420 Comment
  UC73638  Gilia achilleifolia subsp. achilleifolia Miss M. Alice King April 1895 San Luis Obispo Arroyo Grande Comment
  SEINET3096751 Image available Gilia densifolia var. densifolia T. Craig 1933-7-3 1875 San Luis Obispo Hills 1-3 miles South of Pismo Beach. Comment
  CAS-BOT-BC225339  Gilia latiflora subsp. cuyamensis Alice Eastwood 1896-5-7 s.n. San Luis Obispo Dutard's Ranch, near the boundary between Santa Barbara and San Luis Obispo Counties Comment
  UC572444  Gilia malior P. L. Johannsen 1937-4-22 1076 San Luis Obispo five and one half mi nne Padrones Springs; nne of Padrones Springs 731 Comment
  CDA34426  Gilia minor M. Gogol-Prokurat 2010-4-1 CARR 1003 San Luis Obispo South Coast Ranges; Caliente Mountains, Calk Mountain on land used for oil production. Comment
  CAS-BOT-BC225554  Gilia tenuiflora Mrs. L. Seitz 1927-4-25 s.n. San Luis Obispo Atascadero Comment
  CHSC63988  Gilia tenuiflora B. Castro; G. Kuenster 1989-4-15 299 San Luis Obispo Ca 4 mi NE of Santa Margarita, ca 1.5 mi NE of the Salinas R, on slopes above Hwy 58 in Calf Cyn. 365 Comment
  UCSB57190  Gilia tenuiflora Callaway, R.; Ryan, P. 1987-4-17 San Luis Obispo North side of Parkhill Road, 2.5 miles east of its jct. with Hwy. 58, north of Santa Margarita 457 Comment
  RSA127013  Gilia tenuiflora subsp. amplifaucalis Benj. Cobb 1907-4-20 s.n. San Luis Obispo Paso Robles. Comment
  SBBG39915  Gilia tenuiflora subsp. amplifaucalis M. A. Piehl 1963-4-20 6364 San Luis Obispo S bank of Salinas River near bridge 4 mi NE of Santa Margarita Comment
  CAS-BOT-BC226498  Gilia tenuiflora subsp. amplifaucalis Ernest C. Twisselmann 1955-5-27 2052 San Luis Obispo La Panza Range. Cammatta Canyon at Bethel Ranch fence 533 Comment
  JEPS86018  Gilia tenuiflora subsp. tenuiflora J. H. Barber 1899-4-9 San Luis Obispo Paso Robles; ; Paso Robles, San Luis Obispo Co. Comment
  SBBG109454  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1961-4-17 6824 San Luis Obispo Pine Mtn 975 Comment
  SBBG117506  Gilia tenuiflora subsp. tenuiflora E. Painter, M. Wetherwax 2002-4-21 CR 288 San Luis Obispo rd to cave past Twin Bridges, on W side of Nacimiento River; Camp Roberts 171 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
  OBI79528  Glebionis coronaria David J. Keil 2012-7-18 31417 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  RSA302224  Gnaphalium luteoalbum E. C. Twisselmann, D. J. Bedell 1971-4-26 17668 San Luis Obispo Franklin Canyon, ca. 2.5 miles SE of Paso Robles. 244 Comment
  OBI56599  Gnaphalium palustre David J. Keil 1998-5-13 27235 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  OBI16387  Grindelia camporum Robert F. Hoover 1965-9-29 9681 San Luis Obispo Santa Margarita Comment
  OBI6635  Grindelia hirsutula Greg Hassen 1975-7-8 22 San Luis Obispo Poly Canyon. Comment
  OBI21641  Grindelia hirsutula Tracey and Viola Call, Viola Call 1965-5-30 2376 San Luis Obispo 3 mi E of Morro Bay on hwy which goes to Atascadero 122 Comment
  OBI16382  Grindelia stricta var. platyphylla Robert F. Hoover 1969-7-19 11505 San Luis Obispo S of Pismo Crk near Pismo bch Comment
  UC54798  Guillenia lasiophylla Mrs. R. W. Summers May 1884 San Luis Obispo Coast Hills Coash Hills Comment
  OBI40271  Gutierrezia californica E. R. Blakley 1985-2-3 7303 San Luis Obispo Painted Rock, Carrizo plain 610 Comment
  OBI16362  Gutierrezia californica Robert F. Hoover 1966-10-7 10120 San Luis Obispo Cuyama river at mouth of Chimney cyn Comment
  RSA870  Hazardia squarrosa var. grindelioides E. R. Johnson 1928-8-21 1104 San Luis Obispo Cuesta Pass. 457 Comment
  OBI75124  Hazardia stenolepis Robert F. Hoover 1946-10-6 6474 San Luis Obispo East side of Cottonwood pass, w of Kern Co. line 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
  SBBG109412  Helenium bigelovii C. B. Hardham 1956-7-15 1258 San Luis Obispo Santa Rita Crk Comment
  CAS-BOT-BC309509  Helenium puberulum Roxana S. Ferris 1953-7-24 12687 San Luis Obispo Oso Flaco Lake, ca. 3 mi. W of State Highway 1 Comment
  CAS-BOT-BC309522  Helenium puberulum R. F. Hoover 1964-8-14 9262 San Luis Obispo Jack Lake Comment
  UC1285392  Helenium puberulum R. F. Hoover 1964-8-13 9217 San Luis Obispo San Bernardo Creek Santa Lucia Range Comment
  UCR161918  Helianthemum scoparium George K. Helmkamp, E. A. Helmkamp 2005-3-1 8978 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lake Lopez; 0.3 mi. N of Hi Mountain Road along Upper Lopez Canyon Road 311 Comment
  RSA171115  Helianthemum scoparium var. scoparium R. F. Thorne, P. C. Everett, K. Thorne 1963-6-7 32150 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  UC1069477  Helianthus gracilentus G. T. Nordstrom 1937-6-23 1390 San Luis Obispo 2.9 mi ssw Williams Ranch; Adelaida Quadrangle Comment
  CAS-BOT-BC305750  Helianthus gracilentus Ernest C. Twisselmann 1972-4-1 18594 San Luis Obispo La Panza Range: west slope of Pozo Grade 792 Comment
  RSA123093  Helianthus gracilentus B. Bolt 1936-4-21 674 San Luis Obispo 4 miles N.E. of Mouth of Smith Creek 457 Comment
  SBBG81868  Helianthus gracilentus E. McMillan 1953-6-18 San Luis Obispo Queen Bee Mine Comment
  OBI73595  Helichrysum petiolare David J. Keil 2010-6-18 30898 San Luis Obispo San Luis Obispo. Corner of Santa Rosa and Buchon streets Comment
  OBI38235  Heliotropium curassavicum Eric Wise 1981-9-17 1148 San Luis Obispo Salinas river at hwy 58 Comment
  SD39694  Heliotropium curassavicum Edith A. Purer 1932-8-1 4703 San Luis Obispo Morro Bay; sand dunes. Comment
  CAS-BOT-BC305919  Helminthotheca echioides R. F. Hoover 1964-8-13 9225 San Luis Obispo Mouth of Morro Creek Comment
  OBI15574  Helminthotheca echioides Robert F. Hoover 1964-7-11 9155 San Luis Obispo Near San Luis Obsipo on edna rd Comment
  OBI6636  Helminthotheca echioides Greg Hassen 1975-7-15 43 San Luis Obispo Poly Cyn, . Along E side of Poly Cyn Rd near end of rd Comment
  UCR116531  Hemizonia congesta O. F. Clarke 2000-10-22 s.n. San Luis Obispo Outer South Coast Range, c. 3 miles east of Cal & Letty French residence (on Chimney Rock Rd. c. 1/2 mi. east of Paso Robles) up grade on small blacktop road 300 Comment
  OBI16220  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1965-8-1 9498 San Luis Obispo Valley W of Mt Bishop Comment
  SD87674  Hemizonia congesta subsp. luzulifolia F. W. Peirson 1923-6-26 San Luis Obispo 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
  OBI62154  Hemizonia congesta subsp. luzulifolia P. A. Holden 1968-8-10 522 San Luis Obispo 1 mi W of damsite in Lopez Cyn 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
  OBI57307  Herniaria hirsuta var. cinerea David J. Keil 1998-6-1 27580 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  CAS-BOT-BC310171  Hesperevax caulescens Ernest C. Twisselmann 1963-5-4 8123 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cholame Valley: junction of Highways 41 & 466 365 Comment
  OBI53159  Hesperocnide tenella Steven A. Junak 1990-4-26 4191 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4mi S of Tassajera crk rd at S end of dirt rd on Ames property, which is 1.8 mi W of intersection with hwy 101 518 Comment
  RSA522581  Hesperolinon micranthum David J. Keil, D. Walters 1986-5-2 19308 San Luis Obispo Santa Lucia Mountains just N of San Luis Obispo in Reservoir Canyon. Santa Lucia Mountains. 183 Comment
  SBBG95505  Hesperolinon micranthum D. Keil, D. Walters 1986-5-2 19308 San Luis Obispo Reservoir Cyn, just N of San Luis Obispo 182 Comment
  CAS-BOT-BC422583  Hesperomecon linearis W. R. Ernst 1961-4-2 757 San Luis Obispo Along the Simmler-Creston road ca. 2 miles northwest of the junction to La Panza. 518 Comment
  OBI11728  Hesperomecon linearis Robert F. Hoover 1952-4-8 8078 San Luis Obispo La Panza district 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
  CAS-BOT-BC422572  Hesperomecon linearis Ernest C. Twisselmann 1958-4-10 4219 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3 miles south of US466 487 Comment
  OBI11724  Hesperomecon linearis Robert F. Hoover 1947-3-30 6818 San Luis Obispo East branch of Huerhuero Crk about 5 mi S of Creston Comment
  SBBG88013  Hesperomecon linearis C. F. Smith 1988-5-17 12133 San Luis Obispo above Mariana Crk, off Navajo Rd, ca. 5 mi S of St Hwy 58 Comment
  OBI65172  Hesperoyucca whipplei Greg Wilvert 2005-6-4 471 San Luis Obispo SE half of the Caliente Range. 0.8 km E of Wells Ranch 823 Comment
  SBBG95552  Hesperoyucca whipplei D. Keil, R. Riggins 1986-4-26 19228 San Luis Obispo Elkhorn Rd, 3.05 mi E of rd to center of Carrizo Plain; T31S R21E NW 1/4 of S17 762 Comment
  CAS-BOT-BC131799  Hesperoyucca whipplei Ernest C. Twisselmann 1954-6-5 1321 San Luis Obispo Canyon, west slope of Crocker Grade, southeastern San Luis Obispo County 731 Comment
  OBI55266  Heteranthemis viscidihirta David J. Keil 1998-4-15 26742 San Luis Obispo Nipomo Mesa. At intersection of Hwy.1 (Mesa View Dr.) with Halcyon Rd. Comment
  UC1925863  Heterocodon rariflorum David Keil with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26283 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. Comment
  OBI74352  Heteromeles arbutifolia Theo Fitanides, Matthew Johnson 2010-5-22 188 San Luis Obispo Tierra Redonda Mtn BLM ACEC 475 Comment
  OBI83459  Heteromeles arbutifolia Tanner Tellenbach, Elijah Lax, Brett Donahue, Nolan Donahue 2017-1-26 4 San Luis Obispo Johnson Ranch Open Space: take Highway 101 south to exit 198 for Higuera Street. At the bottom of a horseshoe bend in the off ramp, turn left into a parking area for Johnson Ranch. To the right of the road follow the trail, cross a stream, about 100 yards up from the stream, and about 50 yards to the right of the trail if you are looking at the stream. 80 Comment
  OBI65717  Heteromeles arbutifolia D. R. Miller 1994-7-8 794 -494 San Luis Obispo Pine Mtn region; Lower end of D.R. Miller property, E slope of Pine Mt, Tobacco Crk drainage 650 Comment
  RSA0072382  Heteromeles arbutifolia Carl B. Wolf 1932-11-17 4409 San Luis Obispo Near summit of grade on road from Atascadero to Morro Bay. 457 Comment
  CAS-BOT-BC310951  Heterotheca grandiflora R. F. Hoover 1965-10-1 9694 San Luis Obispo Coast road just south of Hazard Canyon Comment
  OBI71689  Heterotheca grandiflora David J. Keil 1988-7-2 20877 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI83478  Heterotheca grandiflora Anyssa Rodarte, Andrew Johnson, Jack Molnar, Isaac Teixeira, Lauren Davenport 2017-1-28 3 San Luis Obispo Morro Beach Strand. along the west side of the creek a few meters down from the walking bridge that crosses over the creek. 7 Comment
  OBI79871  Heterotheca oregona D. R. Miller 2013-9-26 913 .108 San Luis Obispo The Rocky Butte/Pine Mountain Region, Known from single locatin in Tobacco creekway, between second and third crossing. 396 Comment
  SBBG14678  Heterotheca sessiliflora subsp. echioides E. C. Twisselmann 1962-10-10 7914 San Luis Obispo Carrisa Plains School 624 Comment
  CAS-BOT-BC424209  Heuchera micrantha var. hartwegii R. F. Hoover 1964-5-12 8806 San Luis Obispo Upper Lopez Canyon Comment
  UC455912  Hieracium argutum I. J. Condit 1908-9-10 San Luis Obispo Lopez Canon Comment
  OBI7434  Hieracium argutum David J. Keil 1976-9-25 11837 San Luis Obispo Upper See Cyn along See Cyn rd Comment
  CAS-BOT-BC207966  Hoffmannseggia glauca Ernest C. Twisselmann 1958-8-29 4750 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  UC16289  Hoita macrostachya Mrs. Blochman 1892-1 San Luis Obispo Comment
  UC454701  Hoita macrostachya I. J. Condit 1908-6-20 San Luis Obispo near school house; Cuesta Comment
  OBI12760  Hoita macrostachya Robert F. Hoover 1964-8-13 9215 San Luis Obispo San Bernardo Crk Comment
  OBI40667  Hoita orbicularis David J. Keil 1985-6-9 18795 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto Lake. Just N of Eto Lake at edge of riparian corridor Comment
  OBI44812  Hoita orbicularis David J. Keil 1979-7-1 13116 San Luis Obispo San Luis range, lower Prefumo Cyn Comment
  OBI7718  Hoita orbicularis Christian Smith 1975-6-10 s.n. San Luis Obispo In Perfumo Cyn about 2 mi from Los Osos Rd Comment
  OBI81161  Hollisteria lanata Matt Beyers, J. Dart, D. Groh, J. Pohlman, G. Salas, and K. Weichert 2015-4-9 1086 San Luis Obispo Vicinity of Cholame: Cholame Valley. Southeast of the Highway 46 and Highwy 41 junction; east of Davis Road and a dry gully that +/- parallels the road 414 Comment
  UCD77775  Hollisteria lanata Robert E. Preston 1998-6-17 1145 San Luis Obispo San Luis Obispo County: ca. 5.5 mi E of Simmler, along Hwy 58, on roadcut and adjacent hillsides 649 Comment
  CAS-BOT-BC325893  Holocarpha heermannii R. F. Hoover 1969-9-13 11587 San Luis Obispo Upper Jack Creek west of Paso Robles Comment
  CDA25936  Holodiscus discolor C. Agbashian 1937-1 San Luis Obispo San Luis Obispo. 0 Comment
  UC1127991  Holodiscus discolor H. C. Lee 1936-4-2 543 San Luis Obispo 1/4 mi w of Sycamore Springs 45 Comment
  OBI70087  Holodiscus discolor Bernard E. Miossi 1939-6-29 113 a San Luis Obispo Reservoir Cyn, 50 yds S of crk and 1 mi from mouth of cyn 91 Comment
  CAS-BOT-BC150046  Holodiscus discolor var. discolor Ernest C. Twisselmann 1955-7-31 2293 San Luis Obispo Jack Creek at York Mountain (5 miles west of Templeton) 274 Comment
  CAS-BOT-BC285143  Hordeum marinum subsp. gussoneanum Ira L. Wiggins 1929-5-21 3713 San Luis Obispo Atascadero Creek canyon 3 miles above Atascadero Comment
  OBI21925  Hordeum murinum Robert F. Hoover 1964-4-14 8721 San Luis Obispo San Luis Obispo Comment
  HSC91746  Hordeum murinum subsp. leporinum Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI29244  Hordeum murinum subsp. leporinum David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14537 San Luis Obispo Jctn of Shell Crk rd and Calif Hwy 58 S of Shandon Comment
  OBI43350  Hordeum murinum subsp. leporinum Eric Wise 1982-5-17 1470 San Luis Obispo Cholame crk at Bitterwater Rd Comment
  CAS-BOT-BC271397  Hordeum vulgare T. Franklin Twisselmann 1970-5-16 5 San Luis Obispo Davidson Hills, Choice Valley, eastern San Luis Obispo county 609 Comment
  UCR15507  Horkelia George K. Helmkamp 1978-6-3 s.n. San Luis Obispo Central Coast, Montana de Oro State Park Comment
  UC1296051  Horkelia californica R. F. Hoover 1947-9-14 7394 San Luis Obispo between San Carpoforo Creek Arroyo de la Cruz Comment
  CAS-BOT-BC536136  Horkelia californica R. F. Hoover 1964-3-26 8655 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  UC1128251  Horkelia cuneata H. C. Lee 1937-5-20 961 San Luis Obispo 2 mi nw Atascadero; Paso Robles Quad. 304 Comment
  UCD113428  Horkelia cuneata G. F. Hrusa 1992-3-29 10050 San Luis Obispo San Luis Obispo County: Approximately one mile west of the intersection of Highway 1 and Calendar Rd. Comment
  POM319163  Horkelia cuneata Patricia Wilder 1969-3-29 4481 San Luis Obispo Los Berros Road at junction with dirt road heading WNW, 1.5 miles SW of Los Berros on Nipomo Mesa; Los Berros Creek drainage area. 76 Comment
  SBBG54826  Horkelia cuneata var. cuneata D. Allan 1980-2-28 3 San Luis Obispo ca. 2 mi in from entrance to Montana de Oro State Park 60 Comment
  SBBG114927  Horkelia cuneata var. puberula D. Wilken, E. 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 Potrero Crk 280 Comment
  CAS-BOT-BC143915  Horkelia cuneata var. sericea Alice Eastwood 1927-4-8 14340 San Luis Obispo Nipomo Mesa Comment
  HSC91504  Horkelia marinensis Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro State Park, MDO1 Comment
  CAS-BOT-BC33736  Horkelia yadonii Barbara Ertter 1989-6-10 8572 San Luis Obispo E side of Black Mt., La Panza Range 670 Comment
  OBI13200  Hosackia gracilis Robert F. Hoover 1952-5-10 8165 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) Comment
  OBI58278  Hosackia gracilis Austin P. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Along S ridge of Arroyo de la Cruz Comment
  OBI32955  Hydrocotyle ranunculoides David J. Keil 1983-5-22 17070 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SBBG18662  Hydrocotyle verticillata M. A. Piehl 1963-8-4 63779 San Luis Obispo W shore of Oso Flaco Lake 10 Comment
  OBI56678  Hypochaeris radicata David J. Keil 1998-9-4 28067 San Luis Obispo Santa Margarita. 305 Comment
  CAS-BOT-BC226515  Ipomopsis tenuifolia Mrs. R. W. Summers 1886-4-23 s.n. San Luis Obispo Santa Margarita Fossil Beds Comment
  SBBG107747  Iris douglasiana C. B. Hardham 1958-3-25 2925 San Luis Obispo near San Carpoforo Crk Comment
  UC2027566  Isocoma acradenia var. acradenia David J. Keil with Matt Ritter, Taylor Crow, et al. 2012-3-3 31222 San Luis Obispo Sinton Ranch, south of Highway 58 on unpaved portion of Shell Creek Road. Comment
  OBI15989  Isocoma menziesii var. vernonioides Robert F. Hoover 1965-10-1 9699 San Luis Obispo Cuesta-by-the-sea, south shore of Morro Bay Comment
  SEINET11261125  Isocoma menziesii var. vernonioides Robert L. Johnson 2015-7-29 4031 San Luis Obispo Growing on sea cliff between Harloe Ave and Harbor View Ave, Pismo Beach. Near bottom of stairs to Kon Tiki Inn.; 0 12 Comment
  OBI1060  Isoetes nuttallii R. F. Hoover 1950-4-21 7855 San Luis Obispo Cambria, in Monterey pine woods Comment
  OBI54035  Isoetes orcuttii David J. Keil 1996-4-5 25812 San Luis Obispo Ca. 200 meters from Highway 58 on Navajo Road. 396 Comment
  CAS-BOT-BC112553  Isolepis cernua Ira L. Wiggins 1929-4-16 3627 San Luis Obispo Creek bottom among beach dunes, 4 miles north of Moro. Comment
  OBI43783  Iva axillaris Rhonda Riggins 1987-5-4 1559 San Luis Obispo Los Padres NF. San Jose Aveanles rd, ca 1 mi SE American Cyn campground rd Comment
  SBBG43000  Jaumea carnosa L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  CAS-BOT-BC101928  Juglans californica C. James Swanson 1967-3-28 s.n. San Luis Obispo along Santa Rosa Creek, 3.2 miles east of Cambria along Highway 41 91 Comment
  RSA180201  Juncus Clare B. Hardham 1958-7-22 3759 San Luis Obispo Atascadero, Santa Lucia Mountains. Comment
  UCSB48333  Juncus C. Hardham 1958-5-7 3223 San Luis Obispo HILLS BETWEEN THE NACIMIENTO AND BEE ROCK Comment
  RSA171147  Juncus breweri Robert F. Thorne, Percy C. Everett 1962-10-3 31410 San Luis Obispo Sandy dunes W of Oso Flaco Lake. 5 Comment
  RSA368333  Juncus breweri Edith A. Purer 1932-8-28 16077 San Luis Obispo Oceano Comment
  RSA0042912  Juncus bufonius var. bufonius LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6288 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  RSA627390  Juncus bufonius var. bufonius George K. Helmkamp, E. A. Helmkamp 1999-5-22 4921 San Luis Obispo Los Osos, N of the corner of Buckskin & Martingale streets. 61 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
  POM110774  Juncus occidentalis Marcus E. Jones 1882-5-9 3247 San Luis Obispo [No additional locality information.] Comment
  SBBG95737  Juncus patens D. Keil 1983-5-22 17073 San Luis Obispo vicinity of Arroyo de la Cruz Comment
  UC771775  Juncus patens R. F. Hoover 1946-9-22 6450 San Luis Obispo Cambria Comment
  SBBG109442  Juncus xiphioides C. B. Hardham 1956-8-20 1306 San Luis Obispo Paradise Valley, Atascadero Comment
  LA209288  Keckiella breviflora Roxana S. Ferris; 1939-6-16 9780 San Luis Obispo Santa Lucia Mountains, Jack Creek bridge on Dover Canyon Rd Comment
  UC102968  Keckiella breviflora E. Palmer, M. D. Jul 1876 328 San Luis Obispo n of San Luis Obispo; Central Coast Range Comment
  CAS-BOT-BC235628  Keckiella breviflora var. breviflora Roxana S. Ferris 1939-6-16 9780 San Luis Obispo Jack Creek bridge on Dover Canyon road, Santa Lucia Mountains Comment
  OBI75223  Kickxia elatine David J. Keil 2011-9-3 31097 San Luis Obispo Cambria. Near post office at end of Bridge street 14 Comment
  OBI59039  Koeleria macrantha David J. Keil 1998-4-27 26925 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  RSA0042942  Koeleria macrantha LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6540 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
  UCD85708  Koeleria macrantha A. A. Beetle 1942-6-25 3636 San Luis Obispo San Luis Obispo County: 1 1/2 miles south of Pozo. Comment
  CAS-BOT-BC273724  Koeleria pyramidata I. J. Condit 1910-5-8 33 San Luis Obispo R.R. Canon [Canyon], north of S.L.O. Comment
  OBI15974  Lactuca saligna Robert F. Hoover 1965-9-15 9549 San Luis Obispo Summit on Pozo-Arroyo Grande rd Comment
  CAS-BOT-BC341605  Lagophylla ramosissima R. F. Hoover 1965-9-18 9581 San Luis Obispo Calf Canyon Comment
  SBBG34872  Lagophylla ramosissima Mrs. R. W. Summers -Oct-1886 San Luis Obispo base of San Luis Mtn Comment
  CAS-BOT-BC341624  Lagophylla ramosissima Ira L. Wiggins 1929-5-24 3743 San Luis Obispo Above Shandon Comment
  CAS-BOT-BC273874  Lamarckia aurea Ernest C. Twisselmann 1966-5-29 12327 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  UC1124453  Lamium amplexicaule G. T. Nordstrom 1937-4-20 1099 San Luis Obispo 2 mi se Adelaida; Adelaida Quad. 441 Comment
  RSA770156  Landoltia punctata David J. Keil, V. L. Holland 2010-6-15 30886 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. 100 Comment
  CAS-BOT-BC295368  Lasthenia R. C. Wenk 2007-4-20 657 San Luis Obispo Carrizo Plain National Monument, above Selby Rocks campground. Foothills of the Caliente Range 731 Comment
  CAS-BOT-BC334574  Lasthenia californica Alice Eastwood; John Thomas Howell 1938-6-15 5971 San Luis Obispo Between Cambria and San Simeon Comment
  SD71147  Lasthenia californica R. F. Hoover 1947-4-18 6967 San Luis Obispo Near Piedras Blancas Point. Comment
  UCD133653  Lasthenia ferrisiae G. F. Hrusa; S. A. Wagner 1992-4-19 10403 San Luis Obispo San Luis Obispo County: at south end of Soda Lake, Carrizo Plain. Comment
  CAS-BOT-BC329181  Lasthenia ferrisiae R. F. Hoover 1969-4-15 11250 San Luis Obispo Cholame Valley at junction of Polonio Pass and Cottonwood Pass Roads Comment
  CAS-BOT-BC329198  Lasthenia ferrisiae Ernest C. Twisselmann 1958-5-12 4453 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley.Soda Lake Road, 2.1 mi S of Simmler 640 Comment
  RSA789116  Lasthenia gracilis J. R. Shevock, Jack Zaninovich 1983-3-30 10214 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 12.8 miles northwest from California highway 33/166. 244 Comment
  SBBG104804  Lasthenia gracilis M. D. Proctor, E. A. Young 1993-3-18 ROB 224 San Luis Obispo 1 km S of Nacimiento River on Deer Trail Rd; Camp Roberts Comment
  RSA586406  Lasthenia gracilis M. D. Proctor, E. A. Young 1993-3-18 ROB- 0224 San Luis Obispo 1 km S of Nacimiento River on Deer Trail Rd. Comment
  RSA607942  Lasthenia gracilis R. S. Woglum 1938-4-23 1568 San Luis Obispo Inner South Coast Ranges / San Joaquin Valley transition: near Cholame; south end of Cholame Hills. Comment
  UCD133810  Lasthenia gracilis Robert Ornduff 1958-5-11 4977 San Luis Obispo San Luis Obispo County: at 'parking area' north of mouth of Santa Rosa Creek, just north of Cambria Pines. Comment
  UCSB71617  Lasthenia gracilis Fischer, Erica 1959-4-11 San Luis Obispo Simeon State Beach Park, 3.4 miles N of Cambria on Hwy. 1 4 Comment
  CAS-BOT-BC361253  Lasthenia leptalea Ernest C. Twisselmann 1969-4-24 15152 San Luis Obispo La Panza Range: Bedell Ranch, 5 miles SE of Creston 350 Comment
  UC1315020  Lasthenia leptalea R. F. Hoover 1967-4-20 10490 San Luis Obispo 4 mi e Creston (on La Panza rd) Comment
  UC1614513  Lathyrus Charles M. Belshaw 1935-3-30 460 San Luis Obispo near Kern and San Luis Obispo County line Comment
  OBI79997  Lathyrus latifolius David J. Keil, with Kaitlyn Keil 2013-6-19 31820 San Luis Obispo Guadalupe Dunes. Oso Flaco Lake Trail near boardwalk between lake and beach 7 Comment
  OBI83469  Lathyrus vestitus Hasan Iqbal, Jack Combs, Theresa Tran 2017-1-27 2 San Luis Obispo South Hills Open Space, walk through Stonebridge Park to find a fence/gate leading to Stoneridge trail. Walk about 200-300 feet down the trail to find a battered wooden sign on the fence with a makeshift entrance through the barbed wire fence on the left side of the trail. Once this has been identified, walk through the entrance and hike up the hill (to the east) to get to the hilltop. 159 Comment
  SBBG104524  Lathyrus vestitus M. D. Proctor, E. A. Young 1993-3-20 ROB 301 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  UCR131484  Lathyrus vestitus June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Coon Creek Trail, Montana de Oro State Park 61 Comment
  UCR101849  Layia glandulosa R. D. Goeden, J. Teerink 1990-4-18 s.n. San Luis Obispo South Coast Range, junction of Hwy 58 and La Panza Road 439 Comment
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Apr 15 2019
  CAS-BOT-BC321432  Layia glandulosa Ernest C. Twisselmann 1961-5-23 6143 San Luis Obispo Tehachapi Mountains. Tejon Ranch: Rising Canyon.. 1097 Comment
  CAS-BOT-BC321460  Layia glandulosa Ernest C. Twisselmann 1971-4-26 17636 San Luis Obispo Sierra Nevada. Cyrus Canyon. 1188 Comment
  CAS-BOT-BC321634  Layia glandulosa R. F. Hoover 1947-4-20 6986 San Luis Obispo Yaro Creek district N of Pozo Comment
  JEPS13188  Layia glandulosa Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5136 San Luis Obispo .5 mi w of junction of Commatti Canyon Road from Shandon (along direct road from La Panza to Creston) 457 Comment
  SBBG110270  Layia glandulosa C. B. Hardham 1965-3-28 12542 San Luis Obispo Bear Trap, San Juan River Comment
  UCSB43940  Layia glandulosa Kiehn, David 1980-4-18 San Luis Obispo East side of Calif. 1 at Nipomo Mesa ca. 16 miles N from Guadalupe 30 Comment
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May 24 2013
  RSA160843  Layia glandulosa subsp. glandulosa P. C. Everett, Nick Lolonis 1962-5-4 24488 San Luis Obispo 15.1 miles E of Creston on La Panza Road. Comment
  UC277214  Layia jonesii H. E. Malmsten 1923-4-27 San Luis Obispo near Odd Fellows Cemetary (Morro); Morro 30 Comment
  CAS-BOT-BC327650  Layia munzii Roxana S. Ferris 1935-3-28 9078 San Luis Obispo Summit of Cholame-Simmler Road about 11 miles N of Simmler. Comment
  OBI64441  Layia munzii David J. Keil, with Kathleen A. Keil 2005-3-5 30339 San Luis Obispo Carrizo Plain north of Soda Lake. Vicinity of junction of Belmont Trail and Clarksburg Road 594 Comment
  OBI81151  Layia munzii Jason Dart 2010-4-26 374 San Luis Obispo Northern Carrizo Plain 617 Comment
  RSA0001363  Layia munzii P. A. Munz 1926-4-8 10149 San Luis Obispo 32 mi E of Paso Robles on the road from Wasco, i.e., about 6 mi E of Cholame near Kern County line. Comment
  UC1285423  Layia munzii R. F. Hoover 1952-4-10 8107 San Luis Obispo 1 mi s Simmler; Carrizo Plain Comment
  OBI15821  Layia platyglossa B. W. & T. W., T. W. 1967-5-6 s.n. San Luis Obispo San Juan crk Comment
  OBI72092  Layia platyglossa Michael Walgren 2010-4-4 96 San Luis Obispo Cayucos; hwy 1 to the W, 13th St to the S, Whale Rock reservoir to the E, and Old Cayucos Crk to the N. NE portion of peak Comment
  OBI77588  Layia platyglossa David J. Keil, Kathleen Keil 1995-4-15 24848 San Luis Obispo Shell Crk rd ca. 1/2 mi N of jctn with Calif Rte 58 Comment
  CAS-BOT-BC382141  Layia platyglossa Ernest C. Twisselmann 1956-3-26 2587 San Luis Obispo Temblor Range and Western San Joaquin Valley; Southern Carrisa Plains: 6.5 miles south of Soda Lake 640 Comment
  OBI35256  Layia platyglossa H. E. Jones 1981-5-18 21 San Luis Obispo Point Piedras Blancas, N of main rd behind foredune Comment
  OBI35324  Layia platyglossa Helen Jones 1982-5-19 53 San Luis Obispo Piedras Blancas Point, N of main road behind foredune Comment
  UC1314949  Layia platyglossa R. F. Hoover 1967-2-18 10233 San Luis Obispo between Coon Creek Diablo Canyon Comment
  POM220926  Layia platyglossa subsp. campestris Roxana S. Ferris 1935-3-29 8113 San Luis Obispo Slopes above southern end of Soda Lake, Carisso Plain. Comment
  OBI38521  Lemna minor Eric Wise 1981-9-29 1215 San Luis Obispo Orcutt Rd, 2.3 mi S of Johnson Ave Comment
  OBI40657  Lemna minor David J. Keil 1981-10-25 14271 -1 San Luis Obispo Just W of jctn of Huasna Rd and Branch Mill Rd E of Arroyo Grande Comment
  UC1101308  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-6-22 810 San Luis Obispo 3 mi s of Pismo Beach (at Oceano); Oceano Comment
  SBBG93804  Lepechinia calycina S. A. Junak 1990-5-1 4273 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 536 Comment
  UC524096  Lepidium dictyotum var. acutidens Ira L. Wiggins 1932-3-20 5786 San Luis Obispo immediate vicinity Cholame Comment
  OBI82451  Lepidium didymum David J. Keil 2016-3-6 33558 San Luis Obispo San Luis Obispo. Stoneridge Park. North base of South Hills on Bluerock Drive 90 Comment
  CAS-BOT-BC89516  Lepidium jaredii H. D. Ripley; R. C. Barneby 1941-4-27 3290 San Luis Obispo South end of Soda Lake, Carrizo Plains. 670 Comment
  CDA16357  Lepidium jaredii G. F. Hrusa 2000-4-12 15344 San Luis Obispo Carrizo Plain; 3 mi E of Washburn on Panorama Rd. 0 Comment
  OBI62184  Lepidium jaredii G. F. Hrusa, L. Saslaw 2001-4-12 15768 San Luis Obispo Carrizo Plain Natl Monument. On Panorama Rd +/- 1/2 mi E of entrance to Washburn admin Site (Washburn Ranch). USGS Quad Painted Rock 7.5 625 Comment
  CAS-BOT-BC89512  Lepidium jaredii David D. Keck; J. Clausen 1935-4-10 3157 San Luis Obispo 18 miles south of Soda Lake, on Carrizo Plains. 609 Comment
  OBI15004  Lepidium jaredii Neil Havlik 1968-4-6 146 San Luis Obispo On roadsides to Crocker Grade, floor of Carrizo Plain about 5 mi SE of the southern tip of Soda lake Comment
  OBI57252  Lepidium latifolium David J. Keil 1998-6-30 27876 San Luis Obispo Carrizo Plain, Soda Lake Rd., 2.4 miles S from junction with Hwy 58 at bridge where road crosses small creek. Comment
  UCD78274  Lepidium nitidum Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4620 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  UCR29951A  Lepidium nitidum David J. Keil, Warren Roberts, Roger Raiche 1982-1-30 15689 San Luis Obispo Central Coast, Arroyo de la Cruz, north of San Simeon. Along ridge system just south of the arroyo. Comment
  CAS-BOT-BC12578  Lepidium nitidum Ernest C. Twisselmann 1965-3-23 10493 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Pinole Hills at the head of Bitterwater Creek. 670 Comment
  CAS-BOT-BC12589  Lepidium nitidum David D. Keck; J. Clausen 1935-4-9 3101 San Luis Obispo Cholame Creek, in the large alkaline flat easterly of Cholame. 365 Comment
  UC455709  Lepidium nitidum I. J. Condit 1909-2-10 San Luis Obispo Cal State Poly fields Cal State Poly Comment
  UCR247886  Lepidium nitidum var. nitidum David J. Keil, V. L. Holland, Michael Curto 2001-3-12 29167 San Luis Obispo Coastal side of Hwy 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm 120 Comment
  OBI24998  Lepidium strictum David J. Keil 1980-4-26 13924 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  UC2027031  Lepidospartum squamatum Greg Wilvert 2005-9-15 527 San Luis Obispo Southeast Half of the Caliente Range. 1.1k S of Semper Spring Comment
  OBI59298  Leptochloa fusca subsp. uninervia David J. Keil 2001-6-26 29626 San Luis Obispo Arroyo Grande, Camino Mercado, ca. 0.2 mile north from junction with west Branch Street. Comment
  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
  UC1123914  Leptodactylon californicum H. C. Lee 1936-2-2 378 San Luis Obispo 1.3 mi e Black Lake; San Luis Obispo National Forest, Arroyo Grande Quad. Comment
  POM216299  Leptosiphon androsaceus D. D. Keck 1933-5-3 2116 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield. Comment
  RSA150855  Leptosiphon androsaceus D. E. Breedlove 1962-3-29 2058 San Luis Obispo 12.4 miles west of Simmler, La Panza Range 518 Comment
  RSA140290  Leptosiphon ciliatus Clare B. Hardham 1960-5-10 5707 San Luis Obispo Northeast side Cypress Mt. Comment
  SBBG107715  Leptosiphon liniflorus C. B. Hardham 1956-5-9 651 San Luis Obispo Chimney Rock area Comment
  OBI53052  Leptosiphon liniflorus David J. Keil, Kathleen Keil 1995-5-29 25289 San Luis Obispo Just W of Kern County line along Calif hwy 166, E of Cuyama. Comment
  RSA122134  Leptosiphon liniflorus T. M. Hendrix 1937-6-1 237 San Luis Obispo 2.6 miles northeast of Navajo. 564 Comment
  OBI64413  Leptosyne bigelovii David J. Keil 2001-3-28 29206 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI16693  Leptosyne bigelovii Eben McMillan 1952-5-5 97 San Luis Obispo Red Eagle Mine. 1 mi E, 12 mi S Shandon Comment
  UCR134376  Lessingia filaginifolia var. filaginifolia George K. Helmkamp 2003-9-26 8172 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  UC1563898  Lessingia pectinata var. pectinata Barbara Ertter 1989-5-23 8487 San Luis Obispo ca 4 air mi s Oceano (at bend in Hwy 1, just across railroad tracks from parking area); Unical Oil Refinery Comment
  UC1321321  Lessingia pectinata var. tenuipes R. F. Hoover 1966-9-16 10065 San Luis Obispo Creston Comment
  OBI56731  Lessingia pectinata var. tenuipes David J. Keil 1998-6-1 27590 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  UC573286  Leymus triticoides T. M. Hendrix 1937-6-1 233 San Luis Obispo 2.3 mi ne Navajo; Pozo Quadrangle 533 Comment
  CAS-BOT-BC272178  Leymus triticoides Eben McMillan 1952-6-7 143 San Luis Obispo Choice Valley, 2 mi. s., 10 mi. e. Shandon Comment
  RSA755082  Leymus triticoides David J. Keil 1998-10-9 28185 San Luis Obispo Elkhorn Plain, Elkhorn Road at Kern County line. Comment
  CDA17610  Limonium californicum Austin Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Morro Bay Sandspit; Shark Inlet, Morro Bay. Comment
  SBBG34938  Linanthus californicus subsp. tomentosus Mrs R. W. Summers 1886-4-19 San Luis Obispo ocean bluffs, Pismo Comment
  UC1124007  Linanthus dichotomus W. A. Peterson 1937-4-21 738 San Luis Obispo 2.3 mi ssw French Camp; La Panza Quad. 457 Comment
  UC2027111  Linanthus dichotomus Greg Wilvert 2005-4-5 160 San Luis Obispo Southeast Half of Caliente Range: 200 m SW of Wells Spring Comment
  SBBG107498  Linanthus parryae C. B. Hardham 1960-4-20 5475 San Luis Obispo E branch of Huerhuero River at Calf Cyn Bridge Comment
  UC55352  Linanthus parviflorus J. H. Barber 1900-3-30 1019 San Luis Obispo Santa Lucia Mts. Comment
  UCR115285  Linaria bipartita Austin P. Griffiths 1978-5-20 s.n. San Luis Obispo Central Coast, city of Oceano 10 Comment
  UCSC000676  Linaria canadensis var. texana C. L. Flint 2014-3-29 s.n. San Luis Obispo Paso Robles, Oak Flats Comment
  UC1135268  Lithocarpus densiflorus H. C. Lee 1936-5-14 601 San Luis Obispo 0.5 mi s Loma Pelona School; Nipomo Quad. 274 Comment
  OBI53178  Lithophragma David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21505 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  UC1127210  Lithophragma C. M. Belshaw 1936-3-22 1681 San Luis Obispo 1 1/2 mi ssw Loma Peloma Hill; Nipomo Quad. Comment
  OBI54426  Lithophragma cymbalaria Matthew Arterburn 1997-3-23 26 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp Rd Comment
  CAS-BOT-BC435665  Lithophragma heterophyllum Ira L. Wiggins 1932-3-24 5844 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles Comment
  OBI69472  Lithophragma heterophyllum Larry Kandarian 2006-4-15 s.n. San Luis Obispo See Cyn Comment
  OBI72616  Lithophragma heterophyllum Andy Dollahite, Matt Paradis 2002-3-7 26 San Luis Obispo 1.8 mi on Stenner Crk Rd from hwy 1 120 Comment
  RSA15713  Lithophragma heterophyllum Carl B. Wolf 1929-4-13 3459 San Luis Obispo North base of Cuesta Grade. 427 Comment
  RSA185472  Lithophragma parviflorum Clare B. Hardham 1962-4-16 8996 San Luis Obispo Pozo Hi Mtn. Paso Robles. Comment
  OBI35306  Lobularia maritima Melody Dickens 1980-4-30 12 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI80331  Lobularia maritima Kristen M. Nelson 2013-2-16 19 San Luis Obispo Between Pismo Beach and Avila Beach on CA-1, ca. 0.25 miles north of Ocean Way. Along disturbed roadside. 35 Comment
  OBI16463  Logfia filaginoides Robert F. Hoover 1947-3-26 6747 San Luis Obispo Price Cyn (just S of) Comment
  OBI45435  Logfia filaginoides David J. Keil, Mark Meredith 1984-4-14 18119 San Luis Obispo Ridge systems S of Arroyo de la Cruz, N of San Simeon Comment
  UCSB37991  Logfia gallica Edge, Lyda 1974-6-11 San Luis Obispo Center of dirt road branching from Santa Rita Canyon Road Comment
  OBI79180  Lomatium californicum David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31267 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 548 Comment
  OBI79748  Lomatium californicum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31613 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  UCR42910  Lomatium caruifolium David J. Keil 1985-4-6 18539 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
  UC372890  Lomatium dasycarpum subsp. dasycarpum Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  OBI40748  Lomatium parvifolium David J. Keil, Dirk Walters 1986-5-2 19320 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn. The cyn was burned in July 1985 in the Las Pilitas Fire 305 Comment
  SBBG21316  Lomatium parvifolium M. A. Piehl 1963-4-20 6375 a San Luis Obispo ca. 2.5 mi W of Cuesta Summit Pass, US Hwy 101 Comment
  SBBG86537  Lomatium parvifolium C. F. Smith 1987-5-7 San Luis Obispo ca. 1 mi E of summit of Prefumo Cyn Rd Comment
  OBI81399  Lomatium utriculatum Tracey Call, Viola Call 1963-4-12 2170 San Luis Obispo Atascadero, 2 miles south of Atascadero 366 Comment
  UCD127810  Lomatium utriculatum Brad D. Schafer 2003-3-21 116 San Luis Obispo San Luis Obispo County: Camp Roberts; 1 mile west of Nacimiento Ranch. 190 Comment
  UCSB23077  Lomatium utriculatum Broder, Richard 1960-3-20 San Luis Obispo 4.1 miles S of junction of the La Panza to Simmler road and the road to Soda Lake on the Soda Lake Road Comment
  POM202559  Lomatium vaginatum Marcus E. Jones 1934-4-5 s.n. San Luis Obispo Pismo Beach. Comment
  POM203687  Lomatium vaginatum I. L. Wiggins 1932-3-21 5825 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  RSA730654  Lomatium vaginatum R. F. Thorne, P. Everett 1963-4-18 31487 San Luis Obispo Across from Twisselman Ranch House, ca. 8.2 miles SSE of Cholame 518 Comment
  RSA8436  Lomatium vaginatum I. L. Wiggins 1932-3-20 5790 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  OBI6295  Lonicera hispidula Robert F. Hoover 1964-5-14 8872 San Luis Obispo Head of Coon Crk, San Luis Range Comment
  SBBG11851  Lonicera hispidula C. B. Hardham 1960-6-17 6164 San Luis Obispo oak woods near Hearst Castle Comment
  RSA122593  Lonicera hispidula var. vacillans H. C. Lee 1936-5-11 599 San Luis Obispo 1/2 miles S of head of Davis Canyon (a tributary to San Luis Obispo Creek NW of Avila.) 442 Comment
  RSA523177  Lonicera interrupta David J. Keil, V. L. Holland 1986-5-26 19583 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake. Comment
  CLARK-A1045-1591  Lotus corniculatus George K. Helmkamp 1978-6-3 San Luis Obispo Baywood Park; Morro Bay S 7.5'Q Comment
  CDA4162  Lotus corniculatus J. MacIntyre 1986-7-3 15 San Luis Obispo Approximately 1/2 mile from Highway 101 on Reservoir Canyon Road, Reservoir Canyon Comment
  UC57389  Lotus purshianus var. purshianus J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  RSA796587  Lotus purshianus var. purshianus J. Clark, M. Petroelje 1998-6-29 s.n. San Luis Obispo Camp San Luis Obispo. Training Area U, LCTA Plot 320. 300 Comment
  RSA406887  Lotus scoparius Ralph Hoffmann 1930-4-19 s.n. San Luis Obispo Arroyo Grande. Comment
  UC1129161  Lotus scoparius N. K. Carlson 1936-3-21 198 San Luis Obispo 1.1 mi nnw Corbett; Arroyo Grande Quad. 99 Comment
  SEINET10484471  Lotus scoparius David B. Dunn 1946-5-17 Dunn 2640 San Luis Obispo Collected on steep grassy hillside on the bluffs overlooking th eocean, about 14.1 Mi s of big sur state park and 4.7 mi n of vincente creek bridge. Comment
  UCR97565  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1431 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  OBI59065  Lunaria annua Cecilia Boudreau 2001-5-23 23 San Luis Obispo Montana de Oro State Park. Coon Crk trl 30 Comment
  UC198469  Lupinus Katharine Brandegee San Luis Obispo Paso Robles Comment
  UCR61718  Lupinus George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI12952  Lupinus albifrons Robert F. Hoover 1947-3-29 6773 San Luis Obispo Atascadero Comment
  OBI19273  Lupinus albifrons VRMEER 1955-4-23 37 San Luis Obispo Poly Cyn; roadside near dump Comment
  CAS-BOT-BC195755  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1935-3-25 2030 San Luis Obispo West side of Cottonwood Pass Comment
  OBI57911  Lupinus albifrons var. albifrons David J. Keil 1998-6-15 27835 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  CAS-BOT-BC195761  Lupinus albifrons var. albifrons Beatrice F. Howitt 1960-4-7 195 San Luis Obispo 1 mile east of Cholame on road to Paso Robles Comment
  CAS-BOT-BC201597  Lupinus albifrons var. albifrons Ernest C. Twisselmann 1972-4-1 18598 San Luis Obispo East summit of the Pozo-Lopez Lake road 365 Comment
  UC865150  Lupinus albifrons var. douglasii W. R. Dudley 1902-4-5 San Luis Obispo s side Pecho Hills; s side of Pecho Hills Comment
  OBI35392  Lupinus arboreus Helen Jones 1982-9-21 77 San Luis Obispo Piedras Blancas Point Comment
  SEINET10837829  Lupinus arboreus Timothy Reeves, Donald J. Pinkava 1974-3-20 Reeves 11799 San Luis Obispo Ca 1 mile s of nipomo, route 101, grassy fields with eucalyptus Comment
  RSA91325  Lupinus arboreus var. arboreus F. W. Peirson 1925-3-25 5683 San Luis Obispo Morro. Comment
  OBI47570  Lupinus bicolor David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18083 San Luis Obispo Nipomo Mesa. Big Coreoopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jctn with State hwy 1 Comment
  UCD107291  Lupinus bicolor Carl B. Mankinen 1969-4-19 41 San Luis Obispo Santa Luis Obispo County: on Antonio Dam Road, 0.2 mile north of its junction with Nacimiento Road, northwest of Paso Robles. Comment
  UCSB45230  Lupinus bicolor Mead, K. 1979-4-13 San Luis Obispo Roadside at Nipomo Mesa; 6 miles west of Guadalupe, on Highway 1 33 Comment
  CAS-BOT-BC215059  Lupinus chamissonis Alice Eastwood 1941-4-21 18991 San Luis Obispo Nipomo Mesa Comment
  UC1334635  Lupinus chamissonis Austin Griffiths Jr. 1967-8-13 5386 San Luis Obispo near n end and inland from Black Lake (area at eastern margin of Nipomo Dunes); Nipomo Dunes Comment
  JEPS65057  Lupinus concinnus L. Jared 1896-5-16 San Luis Obispo Estrella Comment
  OBI60100  Lupinus concinnus G. F. Hrusa 1995-4-15 12084 San Luis Obispo La Panza Range. Immed adj to Queen Bee Camp 1 m S of La Panza Rd summit 750 Comment
  OBI79708  Lupinus concinnus David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31376 San Luis Obispo San Luis Range (Irish Hills). Ruda Road 482 Comment
  SBBG3571  Lupinus concinnus C. B. Hardham 1958-3-31 2986 San Luis Obispo intersection of Shell Crk Rd and Camatta Rd Comment
  UC1314931  Lupinus concinnus R. F. Hoover 1967-5-5 10522 San Luis Obispo ridge nw Cuesta Pass; nw of Cuesta Pass Comment
  UCSB24090  Lupinus concinnus Farneman, H. 1967-3-26 San Luis Obispo North shore of Lake Nacimiento; near Bee Rock Campground; access by Interlake and Bee Rock Roads; Santa Lucia Mts. 365 Comment
  RSA413554  Lupinus densiflorus var. densiflorus Paul C. Silva 1947-3-30 1216 San Luis Obispo 4 miles east of Cuyama P. O., Cuyama Valley. Comment
  UCR115793  Lupinus latifolius subsp. latifolius George K. Helmkamp, E. A. Helmkamp 2000-4-19 5368 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  UCR161349  Lupinus latifolius subsp. latifolius George K. Helmkamp, E. A. Helmkamp 2005-3-9 9108 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 5.7 mi N of San Luis Bay Drive 399 Comment
  CAS-BOT-BC207216  Lupinus ludovicianus Gertrude Sinsheimer 1927-6-1 s.n. San Luis Obispo Upper Arroyo Grande Valley Comment
  CAS-BOT-BC207221  Lupinus ludovicianus R. F. Hoover 1949-5-17 7702 San Luis Obispo Upper Arroyo Grande, 6 mi. above county park. Comment
  OBI48293  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 163 San Luis Obispo USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  RSA659274  Lupinus microcarpus var. densiflorus R. Riggins 1978-5-6 1146 San Luis Obispo El Camino Real 0.3 mi E US 101 at Santa Margarita exit. Comment
  SBBG114039  Lupinus microcarpus var. densiflorus R. Riggins 1978-5-7 1148 San Luis Obispo Pozo Rd, 13.5 mi E of jct with Hwy 58 and 0.7 mi W of Salinas River bridge at Pozo Comment
  SD71161  Lupinus microcarpus var. glareosus R. F. Hoover 1952-4-8 8089 San Luis Obispo West base of Temblor Range near McKittrick Road, on steep shale slopes Comment
  UCR190652  Lupinus microcarpus var. microcarpus George K. Helmkamp, E. A. Helmkamp 2005-4-22 9405 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  CDA27532  Lupinus microcarpus var. microcarpus R. Riggins 1978-5-9 1150 San Luis Obispo Highway 166, 2.7 miles east of Cuyama River, 3.2 miles east of Sierra Madre Road. 0 Comment
  JEPS108056  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1174 San Luis Obispo Cable Corral Road and Hwy 166 at Rock Face Ranch Comment
  OBI12836  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-4-2 9800 San Luis Obispo La Panza district, just W of San juan river Comment
  OBI48486  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-19 1185 San Luis Obispo Roadside and fields along rd paralleling San Juan Crk, 1.2 mi S Gillis Cyn-Camatti cyn Rd Comment
  SBBG114144  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-6 1174 San Luis Obispo Cable Corral Rd and Hwy 166 at Rock Face Ranch Comment
  RSA0043080  Lupinus nanus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6395 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
  SBBG67010  Lupinus nanus Mrs. R. W. Summers -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1129622  Lupinus nanus H. C. Lee 1937-4-15 834 San Luis Obispo 1 mi s Paso Robles; Paso Robles Quadrangle Comment
  SEINET10490082  Lupinus nanus subsp. latifolius David B. Dunn, Howard Brown 1946-5-17 Dunn 2642 San Luis Obispo Collected on flat low grassland within 1200 ft of the ocean and 12.6 mi n of San simeon on hwy 1. Seed sent to nowacki. Comment
  RSA87078  Lupinus nanus subsp. nanus F. W. Peirson 1923-6-26 3611 San Luis Obispo Roadside north of Templeton. Comment
  SEINET10451633  Lupinus nanus subsp. nanus David B. Dunn, Carl C. Epling Dunn 2203 San Luis Obispo Collected at santa margarita. Comment
  SEINET10940136  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2279 San Luis Obispo Collected about 4 mi n of nipomo in savannah type grassland. Seed sent to Nowacki. Comment
  OBI25936  Lupinus succulentus Lorraine Vinland 1981-10-3 5 San Luis Obispo 500 Block of Higuera St. Vacant Lot Comment
  OBI4961  Lupinus succulentus Barrett Anderson 1972-2-6 258 San Luis Obispo Along Turri Rd Comment
  OBI12811  Lupinus truncatus Robert J. Rodin 1958-4-4 6206 San Luis Obispo Top of Bishop's Peak, SLO Comment
  UC16028  Lupinus truncatus Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  UCR163640  Lupinus truncatus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9223 San Luis Obispo Outer South Coast Ranges, upper Lopez Canyon; 2.2 mi north of Hi Mountain Road along Upper Lopez Canyon Road 317 Comment
  UCD142081  Luzula comosa G. F. Hrusa 1987-6-15 5423 San Luis Obispo San Luis Obispo County: above second Falls. Big Falls Canyon above Lopez Canyon. Comment
  OBI60788  Luzula subsessilis David J. Keil 1991-5-18 21562 San Luis Obispo Cambria, C.T. Ranch on eastern and northern outskirts of Cambria. 100 Comment
  OBI17772  Lysimachia arvensis Dave Imper 1977-3-21 61 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  OBI28161  Lysimachia arvensis Jeffery Null 1980-5-11 30 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI66936  Lysimachia arvensis David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29568 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
  OBI59819  Lysimachia latifolia Al Lindholm Unknown 273 San Luis Obispo Fitzhugh Property 6 mi N of Cayucos, straddling main ridge of Santa Lucia Mts. Transect up Mustang Cyn and down Quail Cyn Comment
  SBBG119439  Lythrum californicum E. Painter, M. Wetherwax 2000-6-12 SLO 126 San Luis Obispo minor tributary of Chorro Crk; Camp San Luis Obispo 200 Comment
  SEINET11261211  Lythrum hyssopifolia Robert L. Johnson 2015-7-30 4048 San Luis Obispo Terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. North bank of creek just north of Shamel Community Park.; 0 2 Comment
  CAS-BOT-BC343319  Madia gracilis John Thomas Howell 1964-6-30 40885 San Luis Obispo Cambria Comment
  CAS-BOT-BC343322  Madia gracilis R. F. Hoover 1950-5-22 7924 San Luis Obispo Summit of ridge above Cuesta Pass Comment
  UC455512  Madia gracilis I. J. Condit 1908-4-11 San Luis Obispo Lopez Canyon San Luis Obispo, Lopez Canyon 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
  SBBG18087  Malacothamnus jonesii C. B. Hardham 1961-5-10 6983 San Luis Obispo Santa Rosa Rd, Atascadero Comment
  OBI12353  Malacothamnus jonesii Robert F. Hoover 1959-5-9 8501 San Luis Obispo 2 mi S of Atascadero Comment
  UC716285  Malacothamnus jonesii Roxana S. Ferris 1939-6-1 9763 San Luis Obispo about 3 mi e Atascadero (hills) 411 Comment
  UCR95921  Malacothamnus palmeri George K. Helmkamp 1996-9-22 1215 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  POM211532  Malacothamnus palmeri var. palmeri Carl B. Wolf 1931-8-15 2315 San Luis Obispo Near Cambria, on the road to Templeton 61 Comment
  CAS-BOT-BC345353  Malacothrix californica Geo. B. Grant 1903-4-30 s.n. San Luis Obispo Shandon Comment
  UC33269  Malacothrix californica Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC345338  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
  JEPS35257  Malacothrix floccifera R. F. Hoover 1947-4-4 6893 San Luis Obispo w side Cottonwood Pass Comment
  OBI65058  Malacothrix floccifera Greg Wilvert 2005-4-17 268 San Luis Obispo SE half of the Caliente Range. Quail Cyn 832 Comment
  CAS-BOT-BC322487  Malacothrix incana Mrs. E. C. Van Dyke 1928-7-1 s.n. San Luis Obispo Pismo Comment
  JEPS31070  Malacothrix incana Ernest C. Twisselmann 1959-11-2 5895 San Luis Obispo w of Oso Flaco Lake; Oceano Dunes 4 Comment
  SEINET7072462  Malacothrix incana A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  UC2027240  Malacothrix saxatilis David J. Keil with V. L. Holland 2013-6-12 31805 San Luis Obispo Templeton. 830 Templeton Road. Comment
  CAS-BOT-BC347846  Malacothrix saxatilis var. commutata R. F. Hoover 1947-8-17 7380 San Luis Obispo 6 mi. w. of Templeton Comment
  OBI67805  Malacothrix saxatilis var. commutata M. Wetherwax, David J. Keil, J. Olson, K. Downing 2000-5-16 CR- 65 San Luis Obispo Camp Roberts; above Nacimiento River, between Twin Bridges and Tower Rd. UTMs NAd27 zone 10S, 694582 E, 3960393N 160 Comment
  UC1927812  Malosma laurina David Keil 2000-8-30 29102 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondonada Road. Comment
  OBI62666  Malosma laurina Jason Dart, Cletis England 2003-5-8 D 194 San Luis Obispo Located on hilltop on Lot 24 of the subdivision of lots B, C, and F on the Corbett Tract, Arroyo Grande. This parcel is located on Badger Canyon rd. 1.5 miles up Corbett Canyon rd. from the intersection of hwy 227. 127 Comment
  CAS-BOT-BC206674  Malva assurgentiflora Mrs. E. C. Van Dyke 1928-7-1 s.n. San Luis Obispo Pismo Comment
  CDA43193  Malva parviflora Richard R. Halse 2015-3-24 9360 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. Comment
  UC454921  Malva parviflora I. J. Condit June, 1908 San Luis Obispo San Luis Obispo Comment
  SBBG28701  Malvella leprosa E. C. Twisselmann 1967-8-22 13556 San Luis Obispo vernal pool bed at the summit of Palo Prieto Cyn 640 Comment
  OBI29103  Marah fabacea Karen Symonds 1982-7-25 7 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  OBI65088  Marah fabacea Greg Wilvert 2005-4-25 337 San Luis Obispo SE half of the Caliente Range. Wells Cyn Comment
  OBI14829  Marah fabacea Robert F. Hoover 1965-1-31 9330 San Luis Obispo S of San Luis Obispo on Johnson Ave extension near jctn with Arroyo Grande rd Comment
  HSC91548  Marrubium vulgare Susan H. Bicknell, T. P. Worley 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  UC1069994  Matricaria discoidea N. K. Carlson 1936-3-25 216 San Luis Obispo 1.8 mi ne Cerro Romauldo; San Luis Obispo Quad. 152 Comment
  RSA789122  Matricaria occidentalis J. R. Shevock, Jack Zaninovich 1983-3-31 10239 San Luis Obispo Carrizo Plain, San Andreas rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 5.9 miles south of California City then 1.2 miles east on Seven Mile Road. 595 Comment
  OBI56635  Matricaria occidentalis David J. Keil 1998-6-8 27730 San Luis Obispo Hwy 58, 6.2 road miles E of junction with Red Hill Rd. Comment
  OBI75480  Meconella linearis Jenner Whitt 2003-4-3 8 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  OBI12803  Medicago polymorpha John Young 1967-5-25 37 San Luis Obispo Poly Cyn, W side hill slope Comment
  RSA201666  Medicago polymorpha Robert F. Hoover 1953-5-28 8324 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC271192  Melica Clare B. Hardham 1969-5-28 17198 A San Luis Obispo NE slopes of Red Mt., San Simeon Cr. Comment
  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
  OBI51795  Melica imperfecta R. Mike Arens 1994-3-26 26 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  RSA0039781  Melica imperfecta LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6399 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
  OBI75460  Melica imperfecta Jenner Whitt 2003-5-4 81 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  CAS-BOT-BC264260  Melica torreyana R. F. Hoover 1966-6-6 8940 San Luis Obispo Ridge northwest of Cuesta Pass, just below TV tower Comment
  SBBG94446  Melica torreyana S. A. Junak, T. Ayers, D. Shaw 1989-5-10 4007 San Luis Obispo S of USFS Rd 29S11.3 at SW corner of the Cuesta Ridge Botanical Area on W side of upper porton of Pick and Shovel Mine 548 Comment
  SBBG104725  Melilotus albus M. D. Proctor, E. A. Young 1993-4-17 ROB 470 San Luis Obispo Fort Merriam; Camp San Luis Obispo Comment
  OBI23313  Melilotus albus Andrew Rybak 1972-8-27 6 San Luis Obispo San Luis Obispo near Stenner Crk on Foothill Blvd Comment
  SBBG113986  Melilotus officinalis E. C. Twisselmann 1956-6-7 2898 San Luis Obispo San Juan Rd at Gillis Cyn 417 Comment
  UC771738  Melissa officinalis R. F. Hoover 1946-8-3 San Luis Obispo near dry water course Upper Coon Creek; San Luis Range, Upper Coon Creek Comment
  OBI58173  Mentha spicata David J. Keil 1998-9-4 28084 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
  SBBG6415  Mentha suaveolens C. B. Hardham 1958-9-17 3846 San Luis Obispo Santa Rita Crk Comment
  UC1953277  Mentha suaveolens D. R. Miller 2007-8-9 807 .859 San Luis Obispo Pine Mt Region. Throughout beds next to house at D. R. Miller property, Tobacco Creek drainage. Comment
  OBI12487  Mentzelia affinis Robert F. Hoover 1947-3-30 6843 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  POM274586  Mentzelia affinis Lyman Benson 1932-5-9 3566 San Luis Obispo Upper Cuyama Valley; Temblor Mt. Range, Santa Maria River Watershed; South Slope; Kern Co. Line 610 Comment
  OBI12462  Mentzelia dispersa Robert F. Hoover 1952-5-11 8195 San Luis Obispo Burned area at Navajo Camp. La Panza Range Comment
  SBBG16170  Mentzelia dispersa E. C. Twisselmann 1962-8-23 7687 San Luis Obispo hills at the summit of Palo Prieto Cyn 701 Comment
  RSA0121631  Mentzelia gracilenta Gary D. Wallace 1966-4-2 284 San Luis Obispo Temblor Range, Crocker Springs Rd., Crocker Grade; 10 mi. west of Taft. 976 Comment
  SBBG83813  Mentzelia gracilenta C. F. Smith 1986-5-15 12096 San Luis Obispo S side of Caliente Mtn Comment
  OBI64721  Mentzelia laevicaulis D. R. Miller 1996-7-13 796 -633 San Luis Obispo Pine Mt Region. Along road side of Benett Cyn rd 1 mi from Ridge rd 701 Comment
  JEPS97019  Mentzelia laevicaulis var. laevicaulis C. B. Hardham 1957-9-1 2529 San Luis Obispo Nacimiento Lake Comment
  OBI27324  Mentzelia micrantha Unknown 1981-5-10 273 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts. Growing near ravine, foot of N facing slope 305 Comment
  OBI55663  Mentzelia micrantha David J. Keil 1989-6-9 21247 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI66262  Mentzelia micrantha David J. Keil 1997-4-18 26188 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  RSA129059  Mentzelia micrantha Clare B. Hardham 1958-5-17 3336 San Luis Obispo Granite outcrop 0.5 miles north of Chimney Rock. North Road to Adelaida. Comment
  UCD117390  Mentzelia pectinata K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI12452  Mentzelia pectinata Rimo Bacigalupi, G. T. Robbins & Keith Harrison 1955-5-16 5139 San Luis Obispo Upper reaches of Commatti Cyn; 1.6 mi N of direct rd from La Panza to Creston 396 Comment
  OBI66903  Mentzelia pectinata David J. Keil, with Kathleen A. Keil 2001-4-20 29339 San Luis Obispo Shell Creek Road north of Highway 58 where road cuts against base of hill. Vicinity of 35.4790 deg. N x 120.3282 deg. W 408 Comment
  OBI58349  Mentzelia veatchiana David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27408 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  UCD163519  Micropus californicus CNPS Melinda Elster; Sara Taylor 2015-5-14 CARR- 658 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, off of Soda Lake Road. 624 Comment
  CDA16367  Micropus californicus var. californicus G. F. Hrusa 2000-4-13 15354 San Luis Obispo Carrizo Plain; Saucito Rocks, Saucito Springs, on way to Saucito Rocks. 731 Comment
  UCR61714  Micropus californicus var. subvestitus George K. Helmkamp 1989-4-17 s.n. San Luis Obispo Irish Hills, at the crest of Prefumo Canyon Road 366 Comment
  UC2027049  Microseris campestris Greg Wilvert 2005-5-1 374 San Luis Obispo Southeast Half of the Caliente Range: Along Pipeline Road Comment
  OBI15618  Microseris douglasii Robert F. Hoover 1967-4-20 10488 San Luis Obispo 2 mi NW of Creston Comment
  UC1584629  Microseris douglasii subsp. douglasii Dean Wm. Taylor with Roy E. Buck 1989-3-21 10179 San Luis Obispo 0.2 mi e junction of Soda Lake Road with Simler Road (s end of Soda Lake, on a low ridge forming the e rim of the s arm of the lake (Painted Rock 7 1/2 quad, 1959 edition)); Carrizo Plain, Soda Lake, Painted Rock Quad. 585 Comment
  OBI57073  Mimetanthe pilosa Frederic Hrusa 1993-5-20 11013 San Luis Obispo Salinas River approx 200m to of Niblick Bridge. W bank of river. Vicinity of Paso Robles 200 Comment
  OBI31165  Mimulus aurantiacus var. aurantiacus Julie M. Vanderwier 1978-5-11 15 San Luis Obispo Indian Knob Tar Sands Comment
  OBI9492  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1965-6-17 9438 San Luis Obispo Santa Lucia Range; Ridge NW of Cuesta Pass Comment
  OBI9528  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1965-6-17 9439 San Luis Obispo Santa Lucia Range; Ridge NW of Cuesta Pass Comment
  OBI20113  Mimulus aurantiacus var. aurantiacus Gary Howard 1971-5-17 s.n. San Luis Obispo Found on cutaway roadside in Poly cyn, (Cal Poly State University) Comment
  OBI9530  Mimulus aurantiacus var. aurantiacus Robert F. Hoover 1948-6-29 7550 San Luis Obispo Near summit on road between Arroyo Grande and Huasna district Comment
  OBI42236  Mimulus aurantiacus var. grandiflorus David J. Keil, V. L. Holland 1986-5-26 19597 San Luis Obispo Oak Shores develoment on northern shore of Nacimiento Lake Comment
  OBI31581  Mimulus aurantiacus var. pubescens Joy Nishida 1982-5-22 388 San Luis Obispo 0.8 mi S of American Canyon campground, where road crosses drystream bed of rocks and boulders. 518 Comment
  OBI9525  Mimulus aurantiacus var. pubescens Robert F. Hoover 1958-5-24 8484 San Luis Obispo Salinas River bridge E of Santa Margarita Comment
  UC532091  Mimulus aurantiacus var. pubescens David D. Keck 1934-4-26 2827 San Luis Obispo 6 mi w La Panza (e slope of range); Pozo Range 670 Comment
  OBI3735  Mimulus guttatus Elizabeth Rudd 1971-6-10 316 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI9442  Mimulus guttatus D. E. Montague 1958-5-23 s.n. San Luis Obispo Reservoir Cyn, 3 mis NE San Luis Obispo. On hill 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
  OBI8440  Mimulus guttatus Lynne Dee Althouse 1977-5-20 114 San Luis Obispo Crk N of high school, San Luis Obispo 130 Comment
  CAS-BOT-BC388822  Minuartia douglasii R. F. Hoover 1947-3-29 6800 San Luis Obispo 5 mi. e. of Creston on La Panza road Comment
  SEINET7063699  Minuartia douglasii A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine east of San Luis Obispo. Hampton Canyon. UTM Zone 10, 718981mE, 3906573mN. (WGS84/NAD83). 427 Comment
  CAS-BOT-BC388809  Minuartia douglasii Clare B. Hardham 1957-5-12 1903 San Luis Obispo Santa Lucia Mountains. Camp Natoma, Franklin Creek Comment
  CAS-BOT-BC388819  Minuartia douglasii R. F. Hoover 1949-5-30 7740 San Luis Obispo San Simeon Creek Comment
  OBI32965  Minuartia douglasii David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16985 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  UC454269  Mirabilis laevis var. crassifolia E. P. Unangst Jun 1907 San Luis Obispo refinery Comment
  RSA239435  Monardella crispa C. W. Tilforth, J. Dourley 1973-6-14 860 San Luis Obispo Sand dune area back from beach, N of Oso Flaco Lake. 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
  SEINET10582041  Monardella crispa A. Graff 1993-7-8 Graff 159 San Luis Obispo Nipomo Dunes. On the right side of the road to the ocean, in a dip between 2 hills. Locally frequent on the north-facing slope that runs down to the creek. Need permission from the Nature Conservancy to collect. With Juncus sp., Salix sp., Eriophyllum stachaedifolium, Achillea millefolium, Lupinus sp. Mid-bloom. Bombus sp. Comment
  CDA17885  Monardella frutescens Austin Griffiths, M. McLeod 1987-4-23 18132 San Luis Obispo Callender Dunes; W from Black Lake, 0.25 mile W. 0 Comment
  CAS-BOT-BC220283  Monardella undulata subsp. crispa R. F. Hoover 1950-5-13 7910 San Luis Obispo Near Oso Flaco Lake Comment
  SBBG11696  Monardella undulata subsp. crispa E. R. Blakley 1958-9-22 2465 San Luis Obispo 1 mi S of Pismo Beach 15 Comment
  UC1285257  Monardella undulata subsp. crispa R. F. Hoover 1950-5-13 7910 San Luis Obispo Near Oso Flaco Lake Comment
  SBBG105105  Monardella undulata subsp. crispa C. F. Smith 1994-9-9 12597 San Luis Obispo NE section of Guadalupe Oil Field Comment
  CAS-BOT-BC220303  Monardella undulata subsp. undulata Rimo Bacigalupi; G. T. Robbins; Keith Harrison 1955-5-16 5150 San Luis Obispo 5.7 miles south of Oceano, just south of Black Lake Canyon 400 Comment
  RSA140068  Monardella villosa subsp. obispoensis Clare B. Hardham 1960-6-17 6299 San Luis Obispo Cambria, Santa Lucia Mountains. Comment
  UC771734  Monardella villosa subsp. obispoensis R. F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Canyon, north of Arroyo Grande Comment
  SBBG111555  Monardella villosa var. obispoensis C. B. Hardham 1963-7-3 10911 San Luis Obispo Waterdog Crk 609 Comment
  OBI65064  Monolepis nuttalliana Greg Wilvert 2005-4-17 285 San Luis Obispo SE Half of the Caliente Range. 400 m S of Quail Spring Reservoir Comment
  CAS-BOT-BC349544  Monolopia lanceolata R. F. Hoover 1967-3-27 10280 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  SBBG133422  Monolopia lanceolata H. Schneider 2016-4-27 SBBG- 1 San Luis Obispo 26 mi NW of Maricopa on Caliente Mtn Ridge Rd, ca. 3 mi up rd from Soda Lake Rd before the Caliente Mtn Ridge Trail trailhead; Carrizo Plain Nat Monument 1032 Comment
  UC1069967  Monolopia lanceolata W. A. Peterson 1937-3-15 607 San Luis Obispo 1 mi ene La Panza Ranch; La Panza Quad. Comment
  UCD78289  Monolopia lanceolata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4635 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  SD111948  Monolopia lanceolata B. Ertter, J. Strachan 1981-5-15 3416 San Luis Obispo East side Highway 59 on west side of Temblor Range between Simler and McKittrick. 1064 Comment
  UC1484447  Monolopia lanceolata G. L. Hannan 1977-4-7 182 San Luis Obispo 0.8 mi sw Cholame Road (on road between Cholame Rd. and CA 46 (between Paso Robles and Cholame)) 445 Comment
  RSA516583  Monolopia major R. C. Bacigalupi, G. Thomas Robbins, H. L. Mason 1956-3-30 5564 San Luis Obispo South base of hills to the north of Shandon - Paso Robles road, 5.5 miles west of Shandon 297 Comment
  OBI18696  Monolopia stricta Robert F. Hoover 1967-3-28 10307 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  SJSU3315  Monolopia stricta C. W. Sharsmith 1962-4-20 6791 San Luis Obispo Temblor Range c. 10 mi SE of Simmler 640 Comment
  SBBG61587  Morella californica R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  CAS-BOT-BC109026  Mucronea californica R. F. Hoover 1964-7-11 9185 San Luis Obispo 3 miles northwest of Nipomo. Comment
  OBI10906  Mucronea californica Robert F. Hoover 1964-6-11 9038 San Luis Obispo Just S of Hazard Cyn Comment
  CAS-BOT-BC109054  Mucronea californica Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5233 San Luis Obispo Parkhill Road, 5.7 miles east of Santa Margarita. 365 Comment
  RSA487192  Mucronea californica James L. Reveal, Rose Broome, Clare B. Hardham 1987-6-18 6485 San Luis Obispo Nipomo Mesa, in open fields north of the Union Oil Refinery and south of the Stauffer Chemical Plant, along Hwy 1, about 7 airline miles west of Nipomo. 15 Comment
  SEINET10838750  Mucronea californica James L. Reveal, C. Rose Broome; Clare B. Hardham 1987-6-18 Reveal 6480 San Luis Obispo Along Los Osos Valley Road, 0.2 mile northwest of the entrance to Montana de Oro State Park at the western end of San Luis Range south of Morro Bay and southwest of Baywood Park, on stabilized sand dunes associated with various shrubs at about 250 feet elevation in sec. 24, T30S, R10E. 75 Comment
  UC125337  Mucronea californica W. H. Brewer 1861-4-30 501 San Luis Obispo Atascadero Santa Margarita Valley; San Margarita Valley, San Luis Obispo Co. Comment
  OBI25342  Myoporum laetum Phil Ashely 1980-2-11 s.n. San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obsipo Comment
  OBI10592  Myosurus minimus Robert F. Hoover 1952-5-11 8185 San Luis Obispo Navajo Crk district, E side of La Panza Range Comment
  CAS-BOT-BC83366  Myosurus minimus R. F. Hoover 1947-3-30 6853 San Luis Obispo 1 mile south of Simmler, Carrizo Plain. Comment
  CAS-BOT-BC101763  Myrica californica Malcom A. Nobs; S. Galen Smith 1949-6-24 864 San Luis Obispo estuary leading into east end of Morro Bay Comment
  OBI35051  Myriophyllum spicatum Eric Wise 1981-9-29 1259 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  RSA166170  Najas marina M. A. Piehl 1963-8-4 63774 San Luis Obispo Shallow margin of north arm of Oso Flaco Lake. 3 Comment
  CAS-BOT-BC259861  Nassella cernua R. F. Hoover 1947-5-10 7146 San Luis Obispo E edge of Cuyama Valley near Kern County line Comment
  UC1133141  Nassella cernua W. A. Peterson 1937-5-3 792 San Luis Obispo 4 mi nnw La Panza; La Panza Quadrangle Comment
  CAS-BOT-BC259855  Nassella cernua A. A. Beetle 1942-4-15 3034 San Luis Obispo Above the Santa Maria River near Taylor Spring, SW part of county Comment
  SEINET3130500  Nassella cernua J. H. Barber 1900-8-5 sn San Luis Obispo Exp. Sta. Paso Robles Comment
  UCD87407  Nassella cernua A. A. Beetle 1946-6-6 4301 San Luis Obispo San Luis Obispo County: 4 miles south of Cholone on road to Simler. Comment
  CAS-BOT-BC259992  Nassella lepida Clare B. Hardham 1961-5-17 7075 San Luis Obispo Santa Lucia Mountains. 4 miles W of Ocean View Mine, N of Cambria 762 Comment
  CAS-BOT-BC260001  Nassella lepida Clare B. Hardham 1963-6-5 10737 San Luis Obispo Cerro Alto 457 Comment
  CAS-BOT-BC260011  Nassella lepida R. F. Hoover 1964-5-11 8776 San Luis Obispo Road to Hi Mountain from Pozo-Arroyo Grande summit Comment
  CAS-BOT-BC60482  Nasturtium officinale Ernest C. Twisselmann 1954-6-27 1405 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mariannas Spring, Temblor Mountains. 853 Comment
  CAS-BOT-BC60486  Nasturtium officinale Mrs. R. W. Summers 1886-1-1 44 San Luis Obispo In San Sims [Simeon] Creek. Comment
  OBI14961  Nasturtium officinale Fred W. Rush April1956 6 San Luis Obispo Mt. San Luis Comment
  OBI11330  Navarretia hamata subsp. parviloba R. F. Hoover 1947-5-30 7231 San Luis Obispo Huasna district Comment
  UC335509  Navarretia jaredii J. G. Lemmon San Luis Obispo Comment
  CAS-BOT-BC230466  Navarretia mitracarpa Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Cottonwood Pass Comment
  CAS-BOT-BC230454  Navarretia mitracarpa David D. Keck 1934-4-26 2802 San Luis Obispo 8 miles W of Simmler, W edge of Carrizo Plains, on road to La Panza Comment
  OBI64145  Navarretia mitracarpa Jason Dart 2004-5-13 240 San Luis Obispo Between Lake Nacimiento and Lake San Antonio, on the W side of Nacimiento Lake Rd. .25 mi S of the Monterey County Line in a tributary to Sulphur Cyn 305 Comment
  JEPS8785  Navarretia nigelliformis Rimo Bacigalupi with G. T. Robbins 1954-5-13 4454 A San Luis Obispo 4 mi s Union School (along Dry Creek); Dry Creek 350 Comment
  SBBG120110  Navarretia nigelliformis subsp. radians E. Painter, M. Wetherwax with K. Downing, C. Bratt 2000-5-17 CR 91 San Luis Obispo above Nacimiento River, above Tower Rd; Camp Roberts 220 Comment
  SBBG123043  Nemacaulis denudata D. Keil 2000-6-1 28797 San Luis Obispo Guadalupe Dunes N of Oso Flaco Lake Comment
  UCSB29048  Nemacladus longiflorus Hardham, Clare 1963-6-5 San Luis Obispo Atascadero Comment
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Jul 19 2018
  RSA140532  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham, C. Butterworth 1960-5-28 5946 San Luis Obispo Headwaters of south fork of Huero Huero R., Klein Ranch, Pozo-Arroyo Grande Rd. Comment
  OBI64941  Nemophila menziesii Greg Wilvert 2005-3-24 34 San Luis Obispo SE half of the Caliente Range. Approx 1.6 km NNW of Wells Cyn Comment
  OBI19531  Nemophila menziesii B. W. & T. W., T. W. 1967-5-6 s.n. San Luis Obispo Avenales Wildlife refuge Comment
  SEINET7040096  Nemophila menziesii A. G. Vestal 1963-5-25 s.n. San Luis Obispo 12.8 miles north of San Miguel and 0.2 mile south of Junction with Hare Canyon Road, Indian Valley. Valleton Quad. UTM Zone 10, 707908mE, 3975466mN. Comment
  OBI75234  Nicotiana acuminata var. multiflora Michael Walgren 2011-8-1 252 San Luis Obispo Chorro Crk bed of Morro Bay at the Bridge just S of Lower State park rd along South Bay blvd Comment
  OBI59800  Nicotiana glauca George Butterworth 1997-7-20 142 San Luis Obispo 30 ft S of Soda lake Rd, 0.6 mi E of KCL 680 Comment
  JEPS13563  Nicotiana quadrivalvis Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5195 San Luis Obispo 1.6 mi n Creston-La Panza road (along upper part of Cammatti Canyon road) 405 Comment
  UCSB11448  Nuttallanthus texanus Forrest, Sharon 1962-4-6 San Luis Obispo south entrance to Morro Bay State Park Comment
  OBI59763  Oemleria cerasiformis Barrett Anderson 1971-3-5 60 San Luis Obispo Montana de Oro State Park, along Coon Creek Comment
  SBBG44305  Oemleria cerasiformis R. N. Philbrick, D. E. Emery 1972-2-15 San Luis Obispo half-way up N-facing slope, Arroyo de la Cruz, 0.25 mi E of Hwy 1, Hearst Ranch Comment
  SBBG95640  Oemleria cerasiformis D. Keil, M. Luckow 1982-3-7 15695 San Luis Obispo US 101, between Santa Margarita and Cuesta summit, at turnout to bicyle path just N of Cuesta summit Comment
  UC555685  Oemleria cerasiformis H. L. Mason 1923-6-22 533 San Luis Obispo Summit Cuesta Grade Comment
  OBI36678  Oenanthe sarmentosa L. E. Allen 1966-5-19 s.n. San Luis Obispo Oso Flaco Lake area Comment
  RSA128134  Oenanthe sarmentosa Clare B. Hardham 1958-9-6 3929 San Luis Obispo Santa Rosa Creek, Cambria Comment
  SBBG107318  Oenanthe sarmentosa C. B. Hardham 1957-9-12 2610 San Luis Obispo Santa Rosa Crk, Cambria Comment
  UC1348937  Oenanthe sarmentosa Robert F. Thorne and P. Everett 1962-10-3 31429 San Luis Obispo ditch near Oso Flaco Lake 7 Comment
  UCR41109  Oenothera deltoides C. F. Smith 1952-4-30 s.n. San Luis Obispo Sandy Cammatti Canyon, SE of Shandon. 370 Comment
  UCSB47153  Oenothera elata Council, Michael 1978-3-27 San Luis Obispo West side of South Bay Rd., 100 meters from its junction with Los Osos Valley Rd 30 Comment
  SBBG9321  Oenothera elata subsp. hirsutissima C. B. Hardham 1959-6-20 4824 San Luis Obispo Santa Rosa Crk, Cambria Comment
  OBI53825  Oenothera elata subsp. hookeri Arthur W. Hazebrook 1993-1-9 184 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and crk areas, and adj pioneer dunes; along SW edge of Oso Flaco Crk Comment
  RSA172188  Oenothera elata subsp. hookeri Robert F. Thorne, Percy C. Everett 1962-10-3 31396 San Luis Obispo Sandy dunes W of Oso Flaco Lake. 5 Comment
  SD38674  Oenothera elata subsp. hookeri Edith A. Purer 1931-8-6 2238 San Luis Obispo Oceano Comment
  UC1122254  Oenothera elata subsp. hookeri H. C. Lee 1936-3-13 484 San Luis Obispo Oceano Beach Arroyo Grande Quadrangle Comment
  OBI7779  Opuntia ficus-indica Malcolm G. McLeod 1973-11-17 1254 San Luis Obispo In open horse pasture about 20 m N of MGM 1255 Comment
  JEPS23631  Orobanche californica subsp. condensa Clare B. Hardham 1957-6-14 2272 San Luis Obispo Cottonwood Pass. Comment
  CAS-BOT-BC500316  Orobanche uniflora subsp. occidentalis Clare B. Hardham 1956-4-18 436 San Luis Obispo Santa ucia Mountains: Hills SE of Chimney Rock Comment
  CLARK-A1045-1358  Orthocarpus densiflorus var. obispoensis George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay grassy field beside Turri Road, 3 miles east of Morro Bay; Morro Bay S 7.5'Q Comment
  RSA407967  Orthocarpus purpurascens J. Doty 1969-4-25 641 San Luis Obispo Beside Hwy 1, 5.3 miles south of jct with Halcyon Road, south of Arroyo Grande. 61 Comment
  CDA25911  Oxalis latifolia David J. Keil, 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. 0 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
  OBI82139  Oxalis micrantha D. R. Miller 2016-5-1 1149 San Luis Obispo Somewhat localized area on northern end of Moonstone Beach Dr., Cambria. Across street from 7200 Moonstone Beach Dr. 50 Comment
  OBI78373  Oxalis pes-caprae Melody Dickens 1981-4-15 86 BH San Luis Obispo Black Hill, Morro Bay State Park. Along old telephone co rd in a few locations Comment
  OBI66073  Oxalis pilosa D. R. Miller 1994-3-16 394 -91 San Luis Obispo Pine Mt Region. Along main rd above Egebergs Walnut orchard, San Simeon drainage 600 Comment
  CAS-BOT-BC318234  Packera breweri Mrs. L. Seitz 1927-4-25 s.n. San Luis Obispo Atascadero Comment
  JEPS31199  Packera breweri Ernest C. Twisselmann 1962-4-29 7023 San Luis Obispo n side of Salt Canyon; Temblor Range, Western San Joaquin Valley, Choice Valley Hil 586 Comment
  SBBG104943  Paeonia californica M. D. Proctor, E. A. Young 1993-3-17 ROB 180 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC422820  Papaver californicum R. F. Hoover 1947-3-26 6759 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC253962  Parapholis incurva R. F. Hoover 1947-5-20 7172 San Luis Obispo N end of Morro Bay Comment
  OBI32985  Parapholis incurva David J. Keil, Malcolm McLeod and CNPS Rare Plant Committee 1983-5-1 16953 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos Comment
  CDA2127  Paspalum dilatatum L. Julian 2000-10-25 25 San Luis Obispo Cal Poly Logging Unit, Stenner Creek Road off of Hwy 1. Comment
  OBI44829  Pectocarya penicillata David J. Keil 1985-3-31 18510 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill Rd and hwy 229 Comment
  SEINET13352703  Pectocarya penicillata I. W. Clokey, Clokey, C. B. 1937-1 5829 San Luis Obispo SE corner of San Luis Obispo Co. 800 Comment
  UC2027431  Pectocarya setosa Greg Wilvert 2005-4-24 315 San Luis Obispo Southeast Half of the Caliente Range. 2.9 km S of Padrones Spring. Comment
  OBI75014  Pedicularis densiflora Michael Walgren 2011-2-12 197 San Luis Obispo Private propoerty onEastern boundary of Morro Bay State Park 110 Comment
  RSA778854  Pedicularis densiflora David J. Keil 1987-5-6 20142 San Luis Obispo Hwy 229 ca 1/2 mile north of juction highway 58. Chaparral fire succession. Comment
  OBI72841  Pelargonium X hortorum Mark Armanini 1980-11-10 3 San Luis Obispo Collected on Mustang Drive Comment
  CAS-BOT-BC69232  Pellaea andromedifolia Marcus E. Jones 1882-5-5 3227 San Luis Obispo San Luis Obispo Comment
  UCD137548  Pellaea andromedifolia R. C. Wenk 2007-4-15 638 San Luis Obispo San Luis Obispo County: Along Pazo Road, about 1 mile west of Pozo summit. 700 Comment
  CAS-BOT-BC69236  Pellaea andromedifolia W. R. Dudley 1905-1-2 s.n. San Luis Obispo Ravine northeast of Chrome Mine Spring Comment
  CAS-BOT-BC69240  Pellaea andromedifolia Ernest C. Twisselmann 1956-11-7 3228 San Luis Obispo Santa Lucia Range: Cypress Mountain 594 Comment
  CDA42760  Pellaea andromedifolia Danielle DeRome 1994-11-18 1118941 San Luis Obispo Along Poly Canyon Road and the Transportation Yard. 0 Comment
  UCR163898  Pellaea mucronata subsp. mucronata George K. Helmkamp, E. A. Helmkamp 2005-3-30 9256 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  SEINET7063696  Penstemon centranthifolius A. G. Vestal 1947-4-16 s.n. San Luis Obispo South slope of a knoll. About 11.7 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 736119mE, 3890068mN. (WGS84/NAD83). 287 Comment
  UC565586  Penstemon heterophyllus H. L. Mason 1929-10-12 5482 San Luis Obispo four and three-tenths mi w Atascadero; Atascadero Creek, w of Atascadero Comment
  OBI62996  Pentachaeta alsinoides D. R. Miller 1994-4-14 494 -200 San Luis Obispo Pine Mt Region. In trl near "Amanda's Rock", Almaden trl, Pico crk drainage 900 Comment
  CAS-BOT-BC71718  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-13 8820 San Luis Obispo Tassajara Creek Comment
  JEPS27033  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
  OBI79524  Persicaria amphibia David J. Keil 2012-7-18 31422 San Luis Obispo Oceano. Field next to Oceano Airport on Ocean Street 6 Comment
  OBI79652  Persicaria amphibia D. R. Miller, E. A. Appel 2014-8-23 814 .1094 San Luis Obispo Along creek margin near beach mouth in dune edge, 1.4 miles north of Hearst Castle entrance on creek. 10 Comment
  UC2027330  Persicaria maculosa Michael Walgren 2012-5-28 274 San Luis Obispo In Los Osos along the south side of Los Olivos Road between Fairchild and Eight Street. Comment
  OBI37282  Petunia parviflora Eric Wise 1983-8-10 1743 San Luis Obispo Little Morro Crk, Morro Bay Comment
  CLARK-A1045-1333  Phacelia cicutaria subsp. hispida George K. Helmkamp 1978-4-22 San Luis Obispo Los Padres National Forest Cerro Alto Camground; Atascadero 7.5'Q Comment
  OBI13783  Phacelia cicutaria var. hispida Robert F. Hoover 1953-5-28 8325 San Luis Obispo Lopez Cyn Comment
  PGM5934  Phacelia ciliata Beatrice F Howitt 1958-4-28 San Luis Obispo Carissa Plains, Collected on plains Comment
  UCR97539  Phacelia ciliata George K. Helmkamp, E. A. Helmkamp 1997-3-8 1408 San Luis Obispo Inner Coast Range, Carrizo Plain; 30.1 mi. NW of Calif. Hwy 166 on Soda Lake Rd., at San Diego Creek Rd near edge of Soda Lake 610 Comment
  RSA112769  Phacelia ciliata H. D. Ripley, R. C. Barneby 1941-4-13 3248 a San Luis Obispo Simmler Comment
  OBI65068  Phacelia ciliata var. ciliata Greg Wilvert 2005-4-23 293 San Luis Obispo SE Half of the Caliente Range. 1.3 km NW of Lawson Spring 873 Comment
  OBI13822  Phacelia cryptantha Ernest C. Twisselmann 1955-4-6 1820 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Crocker Spring Cyn, 9.2 mi NW of Fellows 762 Comment
  OBI34069  Phacelia distans Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  UC524047  Phacelia distans Ira L. Wiggins 1932-3-24 5840 San Luis Obispo near Adelaide (w of Paso Robles) Comment
  POM96346  Phacelia distans P. A. Munz 1926-4-9 10243 San Luis Obispo Morro. Comment
  OBI77622  Phacelia douglasii Robert F. Hoover 1948-5-2 7504 San Luis Obispo Between San Juan River and Carrizo Plain, W of Simmler Comment
  SBBG97525  Phacelia douglasii C. F. Smith 1950-4-30 2722 San Luis Obispo Twisselmann Rd near Carneros Cyn, Temblor Range 1066 Comment
  UCR6733  Phacelia douglasii Frank C. Vasek 1965-3-26 s.n. San Luis Obispo Coast Range, [La Panza Range] Bear Trap [Creek canyon], near San Juan Creek, south of Simmler to Pozo Road 488 Comment
  OBI79433  Phacelia egena David J. Keil, with Matt Ritter, George Butterworth and Jepson Herbarium Weekend Workshop participants 2012-4-20 31281 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  JEPS108369  Phacelia fremontii David Gowen 2005-4-16 242 San Luis Obispo Elkhorn Road (dirt). Hill on south side of dirt side road, about 2.4 miles N of Hurricane Rd. Comment
  CDA11504  Phacelia grisea G. F. Hrusa 1995-5-28 12284 San Luis Obispo Black Butte Research Natural Area; near summit to SW of Peak 1 Radio Facility. Comment
  SD130595  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. 505 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
  UCR118366  Phacelia imbricata subsp. imbricata George K. Helmkamp, E. A. Helmkamp 1998-6-30 4229 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
  SD53096  Phacelia ramosissima var. montereyensis Darley F. Howe 1962-7-22 3343 San Luis Obispo Near Oso Flaco Lake in sand dunes. Comment
  CDA15116  Phacelia tanacetifolia G. F. Hrusa 1998-4-25 14202 San Luis Obispo La Panza Range; on La Panza Rd. between La Panza Camp and turnoff to Queen Bee Camp. Comment
  RSA719904  Phacelia tanacetifolia Nancy Smith-Huerta 2004-4-16 s.n. San Luis Obispo Crocker canyon; head 1.9 miles N on Hurricane Road from Elkhorn Road. Turn left at fork in road. Comment
  POM180555  Phacelia viscida Roxana S. Ferris 1929-4-13 7536 San Luis Obispo Above ocean between San Luis Obispo and Pismo. Comment
  OBI51165  Phalaris aquatica Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .39 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  CAS-BOT-BC265805  Phalaris aquatica Ernest C. Twisselmann 1963-6-9 8390 San Luis Obispo Hills at the summit of Palo Prieta Canyon, the Temblor Range and the Western San Joaquin Valley 678 Comment
  CAS-BOT-BC258997  Phalaris californica R. F. Hoover 1947-5-25 7216 San Luis Obispo Cambria Comment
  HSC91733  Phalaris californica Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI66436  Phalaris paradoxa David J. Keil, with Miguel Ponce 1997-1 26140 San Luis Obispo Along salinas river floodplain at highway 58 bridge. Comment
  CDA11650  Pholisma arenarium G. F. Hrusa, D. Ragan 1995-6-19 12351 San Luis Obispo Nipomo Dunes, in region of middle dunes. Comment
  OBI29826  Pholisma arenarium Ruth Davis 1964-5-31 131 San Luis Obispo Near the coast about 3 mi W of Los Osos Comment
  OBI35663  Pholisma arenarium S. M. Inman 1983-7-20 86 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  UCR122156  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2000-4-21 5467 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 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
  UCR9235  Pholistoma membranaceum D. H. Wilken 1965-3-27 134 San Luis Obispo Crocker Grade, W slope of the Temblor Range 915 Comment
  CAS-BOT-BC135014  Phoradendron bolleanum David Keil; Rhonda Riggins; Richard A. Pimentel; D. R. Miller 1985-4-27 18671 San Luis Obispo 18.4 miles from California Rte 1 along San Simeon Creek Road, N of Rocky Butte lookout 731 Comment
  CAS-BOT-BC135284  Phoradendron bolleanum Clare B. Hardham 1964-7-29 12282 San Luis Obispo Burnett Peak, Paso Robles Comment
  RSA522544  Phoradendron densum David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18671 San Luis Obispo 18.4 miles from CA Rte 1 along San Simeon Creek Road, N of Rocky Butte lookout. 732 Comment
  CAS-BOT-BC171181  Phoradendron serotinum subsp. tomentosum R. F. Hoover 1965-9-29 9667 San Luis Obispo Tassajera Creek. Santa Lucia Range Comment
  POM180655  Phoradendron villosum Mildred E. Mathias 1929-7-29 740 San Luis Obispo Along the highway east of Paso Robles. Comment
  CAS-BOT-BC452015  Phyllospadix scouleri R. F. Hoover 1964-7-12 9202 San Luis Obispo Leffingwell Landing near Cambria Comment
  CAS-BOT-BC452064  Phyllospadix torreyi Ernest C. Twisselmann 1967-4-27 12910 San Luis Obispo Point 2.9 miles south of Piedras Blancas Point. Comment
  UC1128126  Physocarpus capitatus H. C. Lee 1937-6-1 1047 San Luis Obispo 2 mi sw Templeton; Paso Robles Quadrangle Comment
  OBI12780  Pickeringia montana var. montana J. B. Carstens 1966-5-8 32 San Luis Obispo 2 mi W of Cuesta summit, hwy 101 on TV tower road Comment
  UCR246620  Pinus coulteri Patrick O'Bannon 1973-2-4 015 San Luis Obispo 3 mi in on Perfumo Canyon Road 183 Comment
  OBI37867  Pinus coulteri David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18735 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte Comment
  OBI19052  Pinus radiata Robert J. Rodin 1957-9-15 6184 San Luis Obispo Near the Pacific Ocean at Cambria Comment
  MACF019465  Pinus radiata Trudy R. Ericson 1975-4-20 291 San Luis Obispo At the end of Santa Maria Avenue, near beach, Baywood Park. 60 Comment
  UCSB155  Pinus radiata Newby, Ron 1959-4-11 San Luis Obispo About 14 miles n. of Morro Bay; 1 mile off highway 1 on County Road towards Cambria Pines 91 Comment
Read comments
Nov 30 2012
  CAS-BOT-BC72809  Pinus sabiniana Ira L. Wiggins 1932-3-21 5831 San Luis Obispo Grade at west end of Carisa Plains, on road to Santa Margarita. Comment
  OBI22713  Pinus sabiniana Neil Havlik 1967-4-16 22 San Luis Obispo 8 mi E of Santa Margarita, along State hwy 58 Comment
  UC1520437  Piperia elongata unknown 1932-7-1 San Luis Obispo Cambria Pines Comment
  UC4571  Piperia michaelii G. W. Michael 1886-1 San Luis Obispo Comment
  UC1010279  Piptatherum miliaceum John and Lucille Roos 1953-11-29 6043 San Luis Obispo California Polytechnic College campus San Luis Obispo (by chicken pens) 91 Comment
  OBI22274  Piptatherum miliaceum Robert F. Hoover 1966-10-1 10098 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Crk Comment
  RSA85166  Piptatherum miliaceum J. C. Roos, L. Roos 1953-11-29 6043 San Luis Obispo By chicken pens, California Polytechnic College campus, San Luis Obispo 91 Comment
  UCD84254  Plagiobothrys acanthocarpus 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
  OBI62727  Plagiobothrys bracteatus Lynne Dee Althouse 2003-4-10 178 San Luis Obispo Santa Margarita Ranch Comment
  UC1069019  Plagiobothrys canescens H. C. Lee 1937-5-5 876 San Luis Obispo 1.5 mi s Dry Creek Station; Paso Robles 274 Comment
  UCSB14611  Plagiobothrys canescens Breedlove, Dennis 1962-3-29 San Luis Obispo 27.0 miles west of Simmler, La Panza Range 472 Comment
  OBI20899  Plagiobothrys fulvus var. campestris Robert F. Hoover 1949-4-11 7590 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  UC1069027  Plagiobothrys infectivus T. M. Hendrix 1937-4-27 124 San Luis Obispo 4.3 mi ne Black Mountain (Plot 124); Pozo Quadrangle Comment
  OBI54448  Plagiobothrys nothofulvus Matthew Arterburn 1997-3-14 6 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  UCR115576  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2000-4-20 5404 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  UCR121526  Plagiobothrys nothofulvus George K. Helmkamp 2002-4-21 7483 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  OBI23301  Plagiobothrys nothofulvus J. T. Arnold 1965-4-11 56 San Luis Obispo Headwaters of Prefumo Cyn, sec 2, T31S, R11E Comment
  OBI77786  Plagiobothrys stipitatus var. micranthus David J. Keil 1998-5-6 27083 San Luis Obispo 1 mi N of Hwy 46 along Buena Vista Dr. Comment
  SBBG118622  Plagiobothrys tenellus M. Wetherwax, E. Painter with J. Greenhouse 2001-3-20 CR 147 San Luis Obispo above palisades above Boy Scout Rd, S of Nacimiento River; Camp Roberts 260 Comment
  JEPS61079  Plagiobothrys trachycarpus Lorenzo Jared 1896-1 San Luis Obispo Estrella Comment
  SBBG107215  Plantago C. B. Hardham 1958-9-2 3914 San Luis Obispo Stenner Crk near reservoir Comment
  SEINET12336282  Plantago coronopus S. A. Thompson, Rawlins, J. E. 1988-1 5254 San Luis Obispo ca 4 mi N of San Simeon, Pt. Piedras Blancas (S side) 5 Comment
  UCR42909  Plantago elongata David J. Keil 1985-4-6 18537 San Luis Obispo Central Coast, 1.8 mi north of Arroyo de la Cruz, north of San Simeon. Inland to ridge overlooking Arroyo de los Chinos. Comment
  CDA12457  Plantago erecta G. F. Hrusa 1992-3-27 10335 San Luis Obispo Upper Salinas Valley; ROW along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  JEPS21119  Plantago erecta C. M. Belshaw 1938-3-28 14574 San Luis Obispo 3.3 mi nw Cayucos; Cayucos Quad. 76 Comment
  JEPS34358  Plantago erecta Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8333 San Luis Obispo n of mouth of Hazard Canyon (at s end of Morro Bay); Morro Bay 30 Comment
  OBI11650  Plantago erecta Robert F. Hoover 1948-4-17 7460 San Luis Obispo San Juan River S of Shandon Comment
  OBI53174  Plantago erecta David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21499 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  RSA0027690  Plantago erecta Greg Wilvert 2005-3-21 19 San Luis Obispo Approx. 1/3 km W of the S end of Pipeline Rd., overlooking the Cuyama Valley. 768 Comment
  OBI11660  Plantago erecta Eben McMillan 1952-5-21 6 San Luis Obispo Palo Prieta Cyn 4 mi SE of Cholame Comment
  OBI36845  Plantago major Eric Wise 1981-6-11 541 San Luis Obispo Little Morro Crk, Morro Bay Comment
  JEPS5860  Plantago subnuda Roxana S. Ferris and R. Bacigalupi 1953-7-24 12688 San Luis Obispo ca 3 mi w State Highway 1; Oso Flaco Lake Comment
  UC1192031  Plantago subnuda Malcolm A. Nobs and S. Galen Smith 1948-9-9 660 San Luis Obispo s of Pismo Beach Comment
  OBI32181  Platanus racemosa David J. Keil 1981-6-20 14909 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  RSA122014  Platanus racemosa H. C. Lee 1936-3-19 591 San Luis Obispo 1.5 miles N of Miles. 122 Comment
  UCD78269  Platystemon californicus Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4614 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  UC1751062  Platystemon californicus Annetta M. Carter, Helen Sharsmith, Florence Little 1936-4-11 1103 San Luis Obispo Porter Ranch on Alamo Creek, a tributary of Cuyama (Santa Maria) River. 13 mi. from Santa Maria. Comment
  OBI64541  Plectritis David J. Keil, with V. L. Holland 2001-3-30 29241 San Luis Obispo Coastal side of Highway 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm. Comment
  OBI31376  Plectritis ciliosa Joy Nishida, Julie Oxford 1982-4-16 325 San Luis Obispo American Cyn. .6 mi S of campground 579 Comment
  OBI78891  Plectritis ciliosa Michael Walgren 2013-5-23 345 San Luis Obispo Montana de Oro State Park in the lower Coon Creek watershed. Comment
  UC416770  Plectritis ciliosa subsp. insignis Mr. Benj. Cobb 1907-5-1 San Luis Obispo Paso Robles Comment
  UC524109  Plectritis ciliosa subsp. insignis Ira L. Wiggins 1932-3-21 5801 San Luis Obispo between Cholame and Annette (Bitterwater Valley); Bitterwater Valley Comment
  CAS-BOT-BC255557  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
  OBI79406  Poa bulbosa David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31622 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  UCSB54168  Poa bulbosa Costley, M. 1985-4-19 San Luis Obispo Nipomo Mesa in the stabilized back dune 30 Comment
  OBI55333  Poa diaboli David J. Keil 1998-3-27 26474 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 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
  CDA11544  Poa howellii G. F. Hrusa, D. Ragan 1995-6-2 12378 San Luis Obispo Black Butte Research Natural Area; Common on burned slopes at Ridge 1 summit area. approx. 1/2 mile E of Peak 1 (Radio Facility 2). Comment
  SBBG93801  Poa howellii S. A. Junak 1990-4-26 4198 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
  UCD91116  Poa howellii G. F. Hrusa 1995-5-28 12199 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Ridge 4 600 Comment
  RSA659224  Poa howellii David J. Keil, R. Riggins 1987-5-11 20147 San Luis Obispo Cuesta Ridge east, along road to radio facility N of Mt. Lowe, ca. 0.35 miles from Cuesta Ridge road and 4 miles from US 101. 732 Comment
  CAS-BOT-BC255953  Poa pratensis Ernest C. Twisselmann 1956-4-18 2646 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  RSA67545  Poa secunda P. A. Munz 1951-4-12 16290 San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. 762 Comment
  OBI3736  Poa secunda subsp. secunda Elizabeth Rudd 1971-4-24 229 San Luis Obispo 3 mi Ne of Santa Margarita 427 Comment
  CAS-BOT-BC243102  Poa secunda subsp. secunda W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho y Islay Ranch, N of Port Harford Comment
  PGM4541  Pogogyne douglasii Vern Yadon 1995-7-18 San Luis Obispo Ragged Pt Along Highway 1, 4.5 mi S of Ragged Pt Comment
  OBI66511  Pogogyne serpylloides David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26285 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
  UC1561349  Pogogyne serpylloides Barbara Ertter with D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6828 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon, within 3 miles of Hwy 1 60 Comment
  RSA139895  Polygala californica Clare B. Hardham 1960-6-1 5949 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  IRVC29050  Polygonum amphibium var. emersum G. K. Helmkamp 2003-10-8 8190 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 Comment
  RSA216732  Polygonum argyrocoleon Robert F. Hoover 1965-9-15 9560 San Luis Obispo Upper Salinas River just S of Pozo. In barren clay spots at base of hill Comment
  OBI34330  Polygonum aviculare David J. Keil, Eric Wise 1983-8-30 17907 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  UC454274  Polygonum punctatum I. J. Condit 1910-6-7 San Luis Obispo n ranch (along stream); C.P.S. fields Comment
  OBI083651  Polypodium californicum David J. Keil, Travis Barrett 2016-3-23 33846 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch W of Avila Beach. Survey area 10 120 Comment
  SBBG31744  Polypodium californicum M. R. Benedict 1967-11-16 San Luis Obispo N side of Morro Rock, Morro Bay Comment
  UC1063654  Polypodium californicum C. M. Belshaw 1936-3-28 1747 San Luis Obispo 1.1 mi n Point Estero (near Plot 21); Cayucos Quadrangle 76 Comment
  CAS-BOT-BC233144  Polypogon interruptus Ira L. Wiggins 1929-4-16 3624 San Luis Obispo Beach dunes and stream bank 4 miles N of Moro Comment
  CAS-BOT-BC233248  Polypogon maritimus Ernest C. Twisselmann 1955-6-16 2171 San Luis Obispo La Panza Range. Upper Buckhorn Canyon 609 Comment
  OBI3738  Polypogon monspeliensis Elizabeth Rudd 1971-6-10 318 San Luis Obispo 3 mi Ne of Santa Margarita 305 Comment
  OBI43298  Polypogon monspeliensis Eric Wise 1981-6-30 855 San Luis Obispo Black Lake of Dunes Lakes Comment
  OBI22173  Polypogon monspeliensis R. R. LaBelle 1967-10-10 31 San Luis Obispo On N side of lake Comment
  UCSB30233  Polypogon monspeliensis Hardham, Clare 1959-6-20 San Luis Obispo Santa Rosa Creek, Cambria; Santa Lucia Mts. Comment
  LA105613  Polypogon viridis Barry A. Prigge; 8985 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, from 0.6 to 1.1 mi. N of State Highway 1; ca. 2 mi. E of Morro Bay 30 Comment
  OBI2580  Polypogon viridis Larry E. Brown 1971-2-23 1920 San Luis Obispo Cal Poly Campus in San Luis Obispo Comment
  CAS-BOT-BC237580  Polypogon viridis R. F. Hoover 1946-10-2 6458 San Luis Obispo California Polytechnic College campus, San Luis Obispo Comment
  OBI65949  Populus fremontii Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-25 63 San Luis Obispo S of Morro Bay on Hwy 1. N of Hollister Peak and hwy 1 at spring drainage off of Canet Rd frontage road 38 Comment
  OBI55392  Populus fremontii subsp. fremontii David J. Keil, with Kathleen A. Keil 1997-3-8 26074 San Luis Obispo Ca. 1/4 mi. N of Highway 58 along Shell Creek Road. Comment
  OBI37115  Populus trichocarpa Eric Wise 1982-4-29 1423 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI57887  Populus trichocarpa David J. Keil 2000-3-8 28437 San Luis Obispo Arroyo Grande. At the swinging bridge over Arroyo Grande Creek. Comment
  CAS-BOT-BC105612  Populus trichocarpa W. R. Dudley 1902-4-5 s.n. San Luis Obispo Below Sycamore Spring. Comment
  RSA769860  Potamogeton nodosus David J. Keil 2000-5-25 28742 San Luis Obispo Santa Margarita Ranch, About 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo road Comment
  CAS-BOT-BC454049  Potamogeton pusillus subsp. pusillus Eric Wise 1983-8-23 1745 San Luis Obispo Shepperd's Reservoir, Cal Poly Campus. Comment
  UC1099898  Potamogeton pusillus var. pusillus Malcolm A. Nobs, S. Galen Smith 1949-6-24 869 San Luis Obispo 1 mi w of Atascadero; Atascadero Lake Comment
  CAS-BOT-BC141914  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1965-11-2 11698 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  POM280711  Potentilla anserina subsp. pacifica Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  CAS-BOT-BC141925  Potentilla anserina subsp. pacifica Ira L. Wiggins 1929-4-15 3619 San Luis Obispo Beach dunes and stream bank 4 mi. north of Moro. Comment
  OBI48232  Prunus amygdalus David J. Keil, Rhonda Riggins and Dirk Walters 1990-3-9 21330 San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obispo; Poly cyn Comment
  OBI10076  Prunus amygdalus David Gleason 1964-2-15 13 San Luis Obispo 2105 Johnson, San Luis Obispo Comment
  SD50999  Prunus fasciculata Darley F. Howe 1960-4-10 San Luis Obispo South of Morro Bay. Comment
  UC570460  Prunus fasciculata William S. Cooper 1933-8-20 33 -123 San Luis Obispo Callender Comment
  SBBG35053  Prunus fasciculata var. punctata M. Van Rensselaer 1936-3-7 San Luis Obispo Nipomo Mesa Comment
  CDA11590  Prunus ilicifolia G. F. Hrusa, D. Ragan 1993-5-21 11078 San Luis Obispo La Panza Range; Canyon of Stony Creek, about 1 mi. below Stony Creek camp. Comment
  UC54795  Prunus ilicifolia Mrs. R. W. Summers 1885-6-8 San Luis Obispo Summit of Santa Lucia Mountains Santa Lucia Mountains Comment
  OBI72801  Prunus virginiana var. demissa D. R. Miller 2010-5-7 510 .914 San Luis Obispo Rocky Butte/PIne Mt Region. On tributary to Bear Cyn, Tobacco Crk drainage 439 Comment
  OBI27333  Pseudognaphalium beneolens Robert L. Allen, Nancy E. Arnold 1981-5-17 321 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  UCSB41710  Pseudognaphalium biolettii Norton, Beth 1981-2-28 San Luis Obispo One mile along Perfumo Canyon Road in the first creek crossing, Irish Hills at base 30 Comment
  OBI27051  Pseudognaphalium californicum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 14030 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
  OBI77568  Pseudognaphalium californicum Melody Dickens 1980-4-30 23 BH San Luis Obispo Black Hill, Morro Bay State Park. Found numerous location entire area Comment
  OBI65054  Pseudognaphalium luteoalbum Greg Wilvert 2005-4-17 259 San Luis Obispo SE half of the Caliente Range. Quail Spring Comment
  UC771723  Pseudognaphalium luteoalbum R. F. Hoover 1946-10-2 6455 San Luis Obispo C. P. S. Campus Comment
  OBI31981  Pseudognaphalium ramosissimum David J. Keil, Melissa Luckow 1981-7-3 14963 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI79946  Pseudognaphalium ramosissimum David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31859 San Luis Obispo Montana de Oro State Park. Along Coon Creek trail between trailhead and riparian corridor 35 Comment
  OBI35346  Pseudognaphalium stramineum Melody Dickens 1980-7-4 83 BH San Luis Obispo Black Hill, Morro Bay state park; Growing along Black Hill Trl Comment
  OBI77564  Pseudognaphalium stramineum Mark Elliott 1979-5-11 212 San Luis Obispo 10 mi S of Ragged Point; W side of Calif 1 Comment
  OBI3602  Pseudotsuga menziesii Mary Kidd 1971-8-30 216 San Luis Obispo Calif Polytechnic State College; on the W side of B-wing, old sicence bldg, near the old greenhouse Comment
  SBBG133059  Psilocarphus brevissimus D. Keil, J. Dart, M. Perry 2010-4-27 30736 San Luis Obispo SW of Carissa Plains Elementary School, S of Hwy 58; Carrizo Plain 615 Comment
  OBI10704  Punica granatum Bonnie M. Thompson 1963-11-20 553 San Luis Obispo Calif State Polytechnic Univ, Tenaya Comment
  OBI5300  Punica granatum Elizabeth Gollub 1973-10-30 37 San Luis Obispo Dexter Library Courtyard Comment
  CAS-BOT-BC257961  Quercus X jolonensis E. L. Painter; M. Wetherwax; D. Wilken; D. Keil; J. Greenhouse 2000-3-9 CR- 193 San Luis Obispo Camp Roberts. Near southern installation boundary road, north of San Marcos Road, west of Generals Road 280 Comment
  UCD45053  Quercus agrifolia R. F. Hoover 1946-10-19 6502 San Luis Obispo 3 mi. ne. of Pozo. Small tree. Comment
  CDA15131  Quercus agrifolia var. agrifolia G. F. Hrusa 1998-4-25 14217 San Luis Obispo La Panza Range; On La Panza summit, E side. Comment
  CAS-BOT-BC257631  Quercus berberidifolia E. L. Painter; M. Wetherwax; D. Keil 2000-4-18 SLO- 62 San Luis Obispo Camp San Luis Obispo. N side of large serpentine outcrop W of Chorro Reservoir, above tributary of Chorro Creek 200 Comment
  SBBG93719  Quercus berberidifolia S. A. Junak 1990-4-26 4294 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
  UC1135488  Quercus berberidifolia A. E. Wieslander 1936-8-27 663 San Luis Obispo La Panza Range Santa Barbara National Forest, Pozo Quad. 762 Comment
  RSA0028856  Quercus berberidifolia Bert Wilson s.n. San Luis Obispo Peachy Canyon, SW of Paso Robles. Comment
  CAS-BOT-BC62375  Quercus chrysolepis R. F. Hoover 1957-8-28 8404 San Luis Obispo Between Rocky Butte and Pine Mt.m above San Simeon Comment
  UC1135394  Quercus chrysolepis G. T. Nordstrom 1937-5-25 1282 San Luis Obispo 1.5 mi w Josephine School; Adelaida Quad. 716 Comment
  UC338546  Quercus douglasii unknown Dec 1889 San Luis Obispo S. M. Dyer's ranch Estrella Plains Comment
  UC993110  Quercus douglasii J. M. Tucker 1947-10-5 1632 -1640 San Luis Obispo 1 mi e summit of Polonio Pass (ca 0.25 mi s of Highway 466, ca 6 mi e of Cholame) Comment
  CAS-BOT-BC79330  Quercus dumosa Alice Eastwood; John Thomas Howell 1936-5-8 2310 San Luis Obispo La Panza Mts. Comment
  CAS-BOT-BC79328  Quercus dumosa R. F. Hoover 1965-9-29 9683 San Luis Obispo Half-way between Santa Margarita and Atascadero Comment
  CAS-BOT-BC94031  Quercus durata Alice Eastwood 1927-7-31 15017 San Luis Obispo unspecified Comment
  SBBG129265  Quercus durata D. H. Wilken, E. L. Painter, O. Gasser 2014-5-13 17991 San Luis Obispo Rinconada Mine area, 0.3 km NW of old mill site, 1.8 km NNW of Little Falls Spring 495 Comment
  OBI31812  Quercus durata var. durata Turnquist, Smeltzer 1982-7-28 202 San Luis Obispo Laguna Lake Park, SLO Comment
  UCD46167  Quercus garryana var. breweri David Keil 1983-7-16 17397 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Comment
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Mar 8 2011
  CAS-BOT-BC61599  Quercus lobata Ernest C. Twisselmann 1953-9-25 791 San Luis Obispo Palo Prieta Canyon: creek bed, 1 mile west og Highway US 466 487 Comment
  SBBG104536  Quercus palmeri F. L. Johnson, E. A. Young 1993-5-27 ROB 652 San Luis Obispo 1 km S of Pick and Shovel Mine; Camp San Luis Obispo Comment
  UC1135773  Quercus palmeri G. T. Nordstrom 1937-5-17 1255 San Luis Obispo Peachy Canyon Road Paso Robles Quad. 335 Comment
  CAS-BOT-BC79331  Quercus turbinella Lonnie Belden 1965-7-19 s.n. San Luis Obispo Caliente Mt., 3/4 mi. NW of top along ridge 1524 Comment
  SBBG117826  Rafinesquia californica E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 63 San Luis Obispo N side of Nacimiento River, N of Twin Bridges; Camp Roberts 160 Comment
  RSA759013  Ranunculus aquatilis var. capillaceus David J. Keil 1998-6-15 27848 San Luis Obispo Dover Canyon Road 2 miles from junction with Highway 46. Comment
  CAS-BOT-BC378572  Ranunculus californicus var. californicus Ernest C. Twisselmann 1969-4-24 15187 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 mi south of Paso Robles. 229 Comment
  CAS-BOT-BC378583  Ranunculus californicus var. californicus Clare B. Hardham 1956-3-4 190 San Luis Obispo Atascadero Creek, Hale Ranch Comment
  OBI31817  Raphanus sativus Smeltzer/Turnquist 1982-4-6 12 San Luis Obispo SE side of Laguna Lake Park Comment
  CAS-BOT-BC55879  Rhamnus crocea R. F. Hoover 1967-3-5 10236 San Luis Obispo Lower part of Lopez Canyon Comment
  SBBG104391  Rhamnus crocea D. A. Young, F. L. Johnson 1992-6-18 ROB 102 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  UC1314934  Rhamnus crocea R. F. Hoover 1967-3-5 10247 San Luis Obispo Upper Arroyo Grande Comment
  OBI23749  Rhamnus crocea David J. Keil, Richard A. Pimentel, Rhonda Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14053 San Luis Obispo San Luis Range, W of See Canyon Rd at far end of road across HIbbered Preserve (owned by the Nature Conservancy) Comment
  UC1281229  Rhamnus crocea H. E. McMinn and E. Maino 1931-3-31 78 San Luis Obispo Hazard Ranch Comment
  UC455429  Rhamnus crocea subsp. crocea I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  RSA0040396  Rhamnus ilicifolia LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6296 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. 558 Comment
  UC1121867  Rhamnus ilicifolia E. Armstrong 1934-4-1 1159 San Luis Obispo Syncline Hill La Panza Quad. 548 Comment
  JEPS116452  Rhamnus tomentella Alice Le Duc 1999-8-7 417 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  SBBG96085  Rhus aromatica D. Keil with V. L. Holland 1986-5-26 19593 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  CAS-BOT-BC200729  Rhus aromatica Ernest C. Twisselmann 1956-4-3 2625 San Luis Obispo La Panza Range. Upper Cammatta Canyon, near Bethel Ranch 515 Comment
  OBI79076  Rhus integrifolia David J. Keil 2011-11-5 31151 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach Comment
  CAS-BOT-BC173074  Ribes divaricatum var. pubiflorum W. R. Dudley 1902-4-5 s.n. San Luis Obispo Ravine north of Port Harford Comment
  OBI53416  Ribes divaricatum var. pubiflorum Arthur W. Hazebrook 1993-5-23 235 San Luis Obispo Nipomo Dunes Complex Comment
  SBBG133021  Ribes divaricatum var. pubiflorum D. Keil 2000-4-21 28453 San Luis Obispo just S of beach access rd along Pecho Rd; Montana de Oro State Park Comment
  CAS-BOT-BC169026  Ribes indecorum R. F. Hoover 1964-3-14 8650 San Luis Obispo Head of Lopez Canyon Comment
  SBBG94473  Ribes malvaceum S. A. Junak 1990-4-17 4180 San Luis Obispo Cuesta Ridge; just N of main rd (USFS Rd 29S11.3) at W boundary of Cuesta Ridge Botanical Area, ca. 0.5 mi W of W boundary sign for Botanical Area, ca. 5.7 mi W of Hwy 101 746 Comment
  CAS-BOT-BC168974  Ribes malvaceum Ernest C. Twisselmann 1956-1-24 2504 San Luis Obispo Upper Calf Canyon - La Panza Range 457 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
  OBI69977  Ribes quercetorum David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake rd on ranch managed by the Nature Conservancy Comment
  UC55342  Ribes sanguineum var. glutinosum J. H. Barber 1899-5-19 San Luis Obispo Santa Lucia Mts. Comment
  CAS-BOT-BC144462  Ribes sericeum R. F. Hoover 1947-3-16 6673 San Luis Obispo Coast just southof Monterey Co. line Comment
  OBI37857  Ribes speciosum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R."Doc" Miller 1985-4-27 18683 San Luis Obispo 16.5 mi from Calif rte 1 along San Simeon Crk rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  OBI83474  Ribes speciosum Kristen Corey, Ava, Lexi, Gina 2017-1-22 3 San Luis Obispo Lopez Lake. Follow the trail out of the parking lot for over a half mile. Go up the trail until it's going uphill and reaches a small waterfall. Growing on a hill on the right side of the trail 155 Comment
  RSA0019658  Ribes speciosum I. L. Wiggins 1929-4-13 3465 San Luis Obispo Northeast of Cuesta Grade. Comment
  OBI25903  Ricinus communis Eric Lamers 1981-3-1 14 San Luis Obispo Growing by Stenner Creek, Foothill Blvd, SLO Comment
  OBI30639  Ricinus communis R. Rothman 1966-2-19 23 San Luis Obispo Behind Cal Poly campus Comment
  CAS-BOT-BC362924  Rigiopappus leptocladus David D. Keck 1933-5-3 2121 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield Comment
  OBI79687  Rigiopappus leptocladus David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31729 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 750 Comment
  SEINET7063738  Rigiopappus leptocladus A. G. Vestal 1947-4-21 s.n. San Luis Obispo Base of grade from Estrella along the Estrella River. UTM Zone 10, 717875mE, 3952604mN. (WGS84/NAD83). 216 Comment
  UC2027269  Rigiopappus leptocladus David Keil 1998-4-9 26631 San Luis Obispo USFS trailhead area on Highway 166 NE of Tepesquet Canyon Rd. Comment
  SBBG39328  Rorippa palustris var. occidentalis L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  CAS-BOT-BC146679  Rosa gymnocarpa Clare B. Hardham 1960-5-21 5844 San Luis Obispo Santa Rita Cr. near Juhl Corrals, west of Templeton Comment
  OBI23066  Rosmarinus officinalis Blake Allen 1979-11-28 10 San Luis Obispo Dry bed behind the The Creamery, San Luis Obispo Comment
  UC1296054  Rubus parviflorus R. F. Hoover 1948-5-3 7517 San Luis Obispo See Canyon Comment
  RSA128125  Rubus ursinus Clare B. Hardham 1958-2-13 2820 San Luis Obispo Cambria. Comment
  UCR131352  Rubus ursinus George K. Helmkamp, E. A. Helmkamp 1999-5-22 4904 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI36805  Rumex acetosella Eric Wise 1983-8-30 1753 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo co. Planning Board Et al. Comment
  UCSB24391  Rumex acetosella Moffitt, M. 1967-4-22 San Luis Obispo Cambria 91 Comment
  OBI36999  Rumex crispus Eric Wise 1981-9-17 1178 San Luis Obispo Berquist Ranch Rd. 12.8 mi N of hwy 58 on Shell Crk Rd Comment
  CAS-BOT-BC433987  Rumex salicifolius R. F. Hoover 1963-8-14 9270 San Luis Obispo Jack Lake. Comment
  SEINET269522  Rumex salicifolius var. denticulatus G. Helmkamp 1994-5-18 91 -14 San Luis Obispo Alamo Canyon 7 miles east of US 101 on CA 166 then 4 miles north (generally northeast of Twitchell reservoir) Comment
  UC1129915  Rupertia physodes B. Bolt 1935-5-25 728 San Luis Obispo 2.2 mi nne mouth of Pilitas Creek; San Luis Obispo Quadrangle Comment
  CAS-BOT-BC103249  Salix bonplandiana W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts. at south end of the mouth R.R. tunnel Comment
  CAS-BOT-BC103271  Salix bonplandiana Ernest C. Twisselmann 1969-8-23 15934 San Luis Obispo Spring in the San Andreas Fault at the summit of Choice Valley 701 Comment
  CAS-BOT-BC103396  Salix breweri Alice Eastwood 1929-3-7 16862 San Luis Obispo Chorro Creek Comment
  OBI5347  Salix breweri Robert J. Rodin 1969-7-4 8353 San Luis Obispo Near Cypress trees 1/2 mi down on W side from Sargent Cypress Forest by spring Comment
  UC2027557  Salix exigua Greg Wilvert 2005-4-25 333 San Luis Obispo Southeast Half of the Caliente Range: Wells Canyon Comment
  OBI73191  Salix laevigata David J. Keil 2000-5-29 28780 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity Comment
  OBI36918  Salix lasiandra Eric Wise 1982-5-1 1444 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  SD249283  Salix lasiandra David Keil 1985-3-16 San Luis Obispo Los Osos - Baywood Park area. Vicinity of intersection of South Bay Blvd. and Turri Road and woutheastward. 20 Comment
  OBI37267  Salix lasiolepis Eric Wise 1983-3-12 1703 San Luis Obispo Villa Crk, N of Cayucos Comment
  OBI37320  Salix lasiolepis Eric Wise 1983-2-24 1664 -b San Luis Obispo 0.7 mi E of 1/2 way station on hwy 41 Comment
  CAS-BOT-BC107246  Salix lasiolepis var. bigelovii John H. Thomas 1959-3-20 7560 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, about 17 miles south of San Luis Obispo 15 Comment
  CDA16202  Salix lasiolepis var. bigelovii G. F. Hrusa 1999-4-18 15015 San Luis Obispo Pismo State Beach; Oceano Dunes at Oceano. 777 Comment
  CAS-BOT-BC124817  Salix lasiolepis var. lasiolepis Alice Eastwood 1928-5-17 15118 San Luis Obispo Chorro Creek Comment
  SBBG1263  Salix sitchensis C. B. Hardham 1957-3-30 1576 San Luis Obispo Delaganna Crk, Cypress Mtn Comment
  CAS-BOT-BC126457  Salix sitchensis W. R. Dudley 1901-4-4 s.n. San Luis Obispo Gould Creek Comment
  CDA37852  Salsola damascena J. L. Johnson 1978-10-3 s.n. San Luis Obispo East side of county. 0 Comment
  SD129248  Salsola tragus Don Pendleton 1989-10-31 79 San Luis Obispo Temblor Range, ridge top and east slope at Crocker Grade, south of Crocker Springs Road, ca. 2.0 miles west of the county line. 975 Comment
  UC2027034  Salsola tragus Greg Wilvert 2005-10-5 532 San Luis Obispo Southeast Half of the Caliente Range. Along Pipeline Road 2km SW of Soda Lake Road Comment
  OBI73378  Salvia apiana David J. Keil, with Field Botany class 2010-5-14 30762 San Luis Obispo Cuesta Pass on east side of Highway 101. 475 Comment
  OBI72097  Salvia columbariae Michael Walgren 2010-4-6 100 San Luis Obispo Cayucos; hills bound by Hwy 1 to the W, 13th St to the S, Whale rock reservoir to te E, and Old Cayucos Crk to the N 76 Comment
  UC524110  Salvia columbariae Ira L. Wiggins 1932-3-24 5841 San Luis Obispo w of Paso Robles (hills near Adelaide) Comment
  UCR246728  Salvia columbariae Forrest D. Freund, J. M. Porter 2013-3-19 120 San Luis Obispo La Panza Range, along CA Hey 58, 0.9 mi west of the junction with Golden Lane and 0.9 mi east of the junction with County Road 229 812 Comment
  OBI28181  Salvia mellifera Jeffrey Null 1980-5-11 14 San Luis Obispo Ecological Study area, Cal POly, SLO 91 Comment
  OBI31155  Salvia mellifera Julie M. Vanderwier 1978-5-5 6 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC230016  Salvia mellifera Ernest C. Twisselmann 1955-6-14 2144 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hughes Canyon, Red Hills 487 Comment
  CAS-BOT-BC230021  Salvia mellifera H. E. McMinn 1923-6-21 1159 San Luis Obispo About Camp Fremont Comment
  OBI56514  Salvia mellifera David A. Young, S. A. Junak and T. J. Ayers 1989-4-27 1966 San Luis Obispo Upper end of "chaparral Rd" nearthe E end of the Botanical area, below TV antennas Comment
  OBI28151  Salvia spathacea M. A. Glass 1980-5-3 31 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo 91 Comment
  OBI75834  Salvia spathacea Al Lindholm 1971-4-11 162 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. 520 Comment
  UC1124872  Salvia spathacea H. C. Lee 1936-2-27 435 San Luis Obispo mesa s Black Lake Canyon; San Luis Obispo National Forest, Arroyo Grande Quad. 106 Comment
  UCR161921  Salvia spathacea George K. Helmkamp, E. A. Helmkamp 2005-2-24 8972 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  UC1076263  Sambucus mexicana Herbert L. Mason 1929-10-12 5491 San Luis Obispo 8.4 mi from Atascadero Comment
  OBI31139  Sambucus nigra subsp. caerulea Julie M. Vanderwier 1979-5-23 22 San Luis Obispo Indian Knob Tar Sands. Comment
  OBI60029  Samolus parviflorus David J. Keil, v. L. Holland 1992-5-28 23167 San Luis Obispo Canada Verde between San Luis Obispo and Arroyo Grande along SW side of hwy 227, on Silva Property near Patchett Rd Comment
  OBI77142  Sanicula arguta Robert F. Hoover 1958-3-6 8412 San Luis Obispo Between Morro Bay and Cayucos, (South of mouth of Toro crk). Comment
  CDA12462  Sanicula bipinnata G. F. Hrusa 1992-3-27 10341 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles Comment
  UC55288  Sanicula bipinnata J. H. Barber 1899-3-26 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC223308  Sanicula bipinnatifida Ira L. Wiggins 1932-3-21 5803 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI25073  Sanicula bipinnatifida David J. Keil, Dirk Walters 1980-4-26 13836 San Luis Obispo Along Town Creek near Lime Mtn Mine, west of Paso Robles Comment
  RSA0036663  Sanicula bipinnatifida LeRoy Gross, Evan Meyer 2014-4-15 6220 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
  OBI5462  Sanicula crassicaulis Sharon Jochums 1974-4-3 96 San Luis Obispo W of hwy 1 N of Point San Simeon Comment
  RSA0035295  Sanicula crassicaulis LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6366 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
  SEINET3873483  Sanicula crassicaulis Richard R. Halse 2011-3-22 8143 San Luis Obispo Along State Hwy. 1, ca 2 miles south of the San Simeon, where San Simeon Creek enters the Pacific Ocean.; 0 3 Comment
  OBI8773  Sanicula crassicaulis Robert F. Hoover 1950-5-6 7874 San Luis Obispo East slopes of La Panza Range Comment
  UC659051  Sanicula crassicaulis Mildred E. Mathias 1937-4-25 1188 San Luis Obispo 10 mi w of Paso Robles (along Cambria Road); Cambria Road Comment
  OBI50389  Sanicula hoffmannii LynneDee Oyler, David J. Keil 1988-6-23 533 San Luis Obispo Upper Prefumo Cyn rd near summit. Sec 3 T, 31S, R11E Comment
  SFV18103  Satureja douglasii C. L. Michaels, A. Michaels 1994-7-16 36 San Luis Obispo Alongside hiking trail above San Simeon Creek. 10 Comment
  UC1127655  Saxifraga californica E. Armstrong 1934-4-1 1130 San Luis Obispo near La Panza (Santa Barbara National Forest); Santa Barbara National Forest 457 Comment
  UCR88344  Scandix pecten-veneris George K. Helmkamp, L. Helmkamp 1995-6-20 95- 2 -33 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  OBI2520  Schoenoplectus americanus Larry E. Brown 1971-6-17 San Luis Obispo Cholame Crk at entrance to Palo Prieto Canyon Rd Comment
  OBI43630  Schoenoplectus pungens Eric Wise 1981-6-26 724 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey border Comment
  OBI58235  Schoenoplectus pungens Austin P. Griffiths 1987-5-18 18189 San Luis Obispo Guadalupe Dunes. Drainage ditch leading eastward from parking lot, southside, Oso Flaco Lake Comment
  SBBG18256  Schoenoplectus pungens var. badius M. A. Piehl 1962-5-23 62295 San Luis Obispo W side of Oso Flaco Lake Comment
  UCR132031  Schoenoplectus pungens var. badius George K. Helmkamp 2003-9-8 8132 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  SBBG128063  Scirpus M. A. Elvin, G. M. Greenwald 2013-8-9 7229 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond, ca. 250 m from Pacific Ocean 9 Comment
  IRVC29567  Scirpus microcarpus Mark A. Elvin, M. Moore, N. Huber, R. Leverette 2006-5-11 4832 San Luis Obispo Camp San Luis Obispo; E of Hwy 1, springs along Chorro Creek upstream from Chorro Creek Reservoir. Central Coastal 259 Comment
  OBI78572  Scirpus microcarpus Eric Wise 1982-4-29 1430 San Luis Obispo Poly Cyn. Cal Poly campus Comment
  JEPS35073  Scrophularia californica R. F. Hoover 1948-5-3 7515 San Luis Obispo See Canyon Comment
  OBI62942  Scrophularia californica David J. Keil, Rhonda Riggins 1987-5-11 20153 San Luis Obispo Cuesta Ridge E, ca 6.7 mi from jctn with US 101 along Cuesta Ridge Rd. Area burned over in Las Pilitas Fire of June-July 1985 792 Comment
  SD114037  Scrophularia californica Darley F. Howe 1962-5-19 3494 San Luis Obispo 0.5 miles east of west entrance to Los Padres National Forest on #466 182 Comment
  CDA11448  Scutellaria tuberosa G. F. Hrusa 1995-5-28 12205 San Luis Obispo Black Butte Research Natural Area; Black Butte Research Natural Area. E base of Ridge 2. Comment
  RSA735790  Selaginella bigelovii Steve Boyd 2007-2-17 11719 San Luis Obispo Los Padres National Forest along Pozo Road about 2 miles east of Pozo Summit, in Marian Creek drainage. 671 Comment
  SBBG81568  Senecio astephanus C. F. Smith 1978-5-11 12021 San Luis Obispo head of Clapboard Cyn, N of Tar Springs Ranch on Huasna Rd Comment
  OBI15535  Senecio blochmaniae Carl B. Wolf 1941-10-1 11161 San Luis Obispo Approx 2.5 mi (airline) E Oso Flaco Lake or Between Calif hwy 1 and S.P.R.R. 30 Comment
  OBI53873  Senecio blochmaniae Arthur W. Hazebrook 1992-10-25 140 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll Comment
  OBI34074  Senecio californicus Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  UCR131481  Senecio californicus June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, highway south of Morro Bay toward Los Osos 40 Comment
  CAS-BOT-BC363523  Senecio californicus Clare B. Hardham 1958-3-31 2983 San Luis Obispo Cammatta Road near Cammatta Creek Comment
  UC1614390  Senecio californicus Charles M. Belshaw Mar 1936 1733 San Luis Obispo vicinity San Luis Obispo and Morro Bay; San Luis Obispo, Morro Bay Comment
  OBI78972  Senecio vulgaris David J. Keil 2013-8-22 31935 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  CAS-BOT-BC364627  Senecio vulgaris Ernest C. Twisselmann 1967-4-27 12908 San Luis Obispo Mesa just north of San Simeon Beach State Park 9 Comment
  UCD92825  Setaria verticillata Ernest C. Twisselmann 1958-8-11 4622 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of the county. 670 Comment
  OBI26409  Setaria viridis David J. Keil 1980-9-21 14268 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk Comment
  OBI39763  Setaria viridis David J. Keil 1985-6-22 18927 San Luis Obispo Intersection of Turri Rd and South Bay Blvd Comment
  OBI59219  Setaria viridis David J. Keil 1998-6-8 27681 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  CAS-BOT-BC205503  Sidalcea hickmanii subsp. anomala Clare B. Hardham 1958-5-3 3169 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  UCSB57220  Sidalcea malviflora Callaway, R.; Ryan, P. 1987-4-26 San Luis Obispo About 3/4 mile due south of United Farm Insurance and apartment complex, on the east side of Hwy. 101, about 2 miles north of San Luis Obispo 228 Comment
  OBI57342  Silene antirrhina David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27380 San Luis Obispo Caliente Range, 3.7 mi. from junction with Soda Lake Rd. on Selby Rd. Comment
  CAS-BOT-BC384587  Silene coniflora R. F. Hoover 1947-3-26 6744 San Luis Obispo Price Canyon (just s. of) Comment
  OBI80765  Silene gallica David J. Keil 2015-2-21 32683 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  SBBG71629  Silene gallica M. M. Miles 1895-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC174941  Silene laciniata Ynez Whilton Winblad 1937-6-8 s.n. San Luis Obispo On hills around Cambria Pines Comment
  OBI3763  Silybum marianum Elizabeth Rudd 1971-5-23 271 San Luis Obispo None given 274 Comment
  CDA16896  Sisymbrium irio 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
  CAS-BOT-BC75257  Sisymbrium irio Ernest C. Twisselmann 1954-6-12 1363 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Plain. 655 Comment
  OBI73335  Sisymbrium orientale David J. Keil, with Field Botany class 2010-4-30 30748 San Luis Obispo Los Osos. Sweet Springs Nature Preserve. 7 Comment
  OBI77830  Sisymbrium orientale G. F. Hrusa 1998-4-25 14216 San Luis Obispo La Panza Range. On La Panza Rd approx 1.3 mi W of La Panza Summit and betw. La Panza camp and intersection to Queen Bee camp. USGS quad Pozo summit 7.5 700 Comment
  UC845029  Sisyrinchium bellum Alice Eastwood, John Thomas Howell 1937-4-30 4144 San Luis Obispo Huasna district Comment
  OBI72789  Solanum americanum D. R. Miller 2009-10-1 1009 .9 San Luis Obispo Rocky Butte/Pine Mt Region. Along pond edge at Egeberg ranch, San Simeon Crk draiange 610 Comment
  SEINET7262450 Image available Solanum douglasii B. Hansen, J. Hansen 1972-1 816 San Luis Obispo 1 mi N of San Simeon on CA 1 Comment
  OBI78977  Solanum nigrum David J. Keil 2013-8-22 31940 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  UCSC000654  Solanum nodiflorum Elton F. Paddock 1951-7-16 406 San Luis Obispo On roadside bank near alfalfa field. On roadside bank along fused Highways 466, 41 between Shandon and Hillman and west of intersection with road to Creston. Highways 466, 41; Shandon and Hillman, Creston. - Shandon Comment
  UCR132034  Solanum physalifolium var. nitidibaccatum George K. Helmkamp 2003-7-31 8071 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  CAS-BOT-BC58500  Solanum umbelliferum W. R. Dudley 1902-4-3 s.n. San Luis Obispo Cambria Comment
  JEPS99164  Solanum umbelliferum Clare B. Hardham 1959-5-23 4645 San Luis Obispo Morro Bay, S end Comment
  UC1125053  Solanum umbelliferum H. C. Lee 1937-5-23 974 San Luis Obispo 4 1/4 mi wsw of Templeton 335 Comment
  CAS-BOT-BC156846  Solanum umbelliferum C. B. Hardham 1959-5-19 4564 San Luis Obispo Las Tablas Creek near 7 X Ranch house Comment
  OBI78477  Solanum umbelliferum Craig Woods 1978-4-3 34 San Luis Obispo Carrizo Plain, 1 mi NW of Soda lake San Diego cr rd, 1/4 mi W of sim soda lake san diego cr rd 594 Comment
  RSA125213  Solanum umbelliferum Philip A. Munz 1957-5-17 22600 San Luis Obispo Peninsula w. of Morro Bay. Comment
  POM305254  Solanum umbelliferum var. incanum Henry J. Ramsey, Henry J. Ramsey 1940-4-20 580 San Luis Obispo Near Paso Robles Comment
  UCR88348  Solanum xanti George K. Helmkamp, E. A. Helmkamp 1995-6-20 95- 2 - San Luis Obispo Bear Creek Ranch, SE of Los Osos. 6 mi SE of Los Osos on Clark Valley Rd 396 Comment
  CAS-BOT-BC365335  Solidago confinis R. F. Hoover 1947-9-13 7392 San Luis Obispo Black Lake Canyon, s. of Arroyo Grande Comment
  OBI15459  Solidago confinis Robert F. Hoover 1967-9-16 10872 San Luis Obispo 1 mi N of Oso Flaco Lake Comment
  OBI38289  Solidago confinis David J. Keil 1985-5-5 18747 San Luis Obispo Black Lake cyn on Nipomo Mesa SE of Oceano Comment
  UCR158438  Solidago confinis George K. Helmkamp 2004-6-15 8643 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  OBI6638  Solidago velutina subsp. californica Greg Hassen 1975-8-28 58 San Luis Obispo Poly Cyn, On N slope along eroded ditch above path Comment
  CAS-BOT-BC365919  Soliva sessilis R. F. Hoover 1948-4-25 7491 San Luis Obispo Price Canyon Comment
  UCR161331  Sonchus asper subsp. asper George K. Helmkamp, E. A. Helmkamp 2005-3-5 9020 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  OBI19174  Sonchus oleraceus Dan Sheehy 1978-10-4 3 San Luis Obispo E facing slope near tennis courts at Tropicana Village, San Luis Obispo Comment
  OBI79533  Sparganium eurycarpum David J. Keil 2012-7-18 31440 San Luis Obispo Oceano. Arroyo Grande Creek just south of Oceano Airport and sewage treatment plant (Strand Way) 5 Comment
  CLARK-A1045-1375  Spergula arvensis George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay; Morro Bay S 7.5'Q Comment
  CAS-BOT-BC390003  Spergula arvensis Ernest C. Twisselmann 1967-4-27 12915 San Luis Obispo Highway 1, 2.9 miles south of Piedras Blancas Point 9 Comment
  SBBG34915  Spergula arvensis Mrs. R. W. Summers 1882-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC2027425  Spergularia marina Greg Wilvert 2005-4-17 263 San Luis Obispo Southeast Half of the Caliente Range. 1.1 km SSW of Quail Spring Reservoir. Comment
  RSA0039406  Stachys bullata LeRoy Gross, Evan Meyer 2014-4-15 6254 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
  SEINET15325505 Image available Stachys bullata Richard R. Halse 2015-1 9340 San Luis Obispo Along State Hwy. 1 ca. 1.7 miles south of Ragged Point 21 Comment
  UCR6161  Stachys bullata C. M. Bringle 1967-3-20 670320- 15 San Luis Obispo South Coast Range/Central Coast, San Luis Obispo, 0.25 mi. down private road off Highway 101, north of city (SLO), under sign 'Atascadero 17, Salinas 126, San Francisco 235', on Hildenbrand Ranch, Rt. 2, Box 103 427 Comment
  OBI72576  Stachys bullata Wendy Thackery 2002-3-7 35 San Luis Obispo "Mikes Trail" Alexander Rd dead ends into trailhead; Irish Hills, Los Osos 61 Comment
  OBI79150  Stachys pycnantha David J. Keil 2013-8-22 31965 San Luis Obispo Morro Bay State Park. Vicinity of road junction of State Park Road with South Bay Blvd. and bridge over Chorro and Morro Creeks 8 Comment
  SBBG107131  Stachys pycnantha C. B. Hardham 1956-6-4 834 San Luis Obispo Atascadero Ranch Comment
  RSA14341  Stanfordia californica Roxana S. Ferris 1935-3-30 s.n. San Luis Obispo Head of Cuyama Valley near Kern County Line. Comment
  OBI3932  Stebbinsoseris heterocarpa Patricia Wiese 1971-5-31 76 b San Luis Obispo Fuelbreak in Cuesta Ridge Botanical aRea. 2 mi NW of Cuesta Pass 762 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
  UC1873056  Stellaria pallida David Keil 2001-3-28 29223 San Luis Obispo SE of Cholame along Davis road, 1 mi SE of California Water Project pipeline corridor 377 Comment
  UC1583641  Stephanomeria cichoriacea David Keil 1983-9-10 17948 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz); Arroyo de la Cruz Comment
  UC454309  Stephanomeria cichoriacea I. J. Condit 1908-9-21 San Luis Obispo Cal Poly San Luis Obispo Canyon Comment
  CAS-BOT-BC375157  Stephanomeria cichoriacea Ernest C. Twisselmann 1956-12-16 3260 San Luis Obispo Santa Lucia Range: Old Creek Canyon 182 Comment
  CAS-BOT-BC375163  Stephanomeria cichoriacea R. F. Hoover 1947-10-11 7409 San Luis Obispo Old Creek near Cayucos Comment
  OBI46202  Stephanomeria exigua subsp. carotifera David J. Keil 1982-6-27 16333 San Luis Obispo Hills overlooking Los Osos from the S Comment
  SBBG42923  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6931 San Luis Obispo near Pismo Beach State Park, Grover City, between railroad tracks and Hwy 1 Comment
  UC1392627  Stephanomeria exigua subsp. coronaria R. F. Hoover 1969-9-9 11575 San Luis Obispo 4 mi w Paso Robles (on road to Nacimiento Dam) Comment
  RSA0028154  Stephanomeria pauciflora Greg Wilvert 2005-6-29 491 San Luis Obispo 50 meters S of Wells Spring. 897 Comment
  CAS-BOT-BC375704  Stephanomeria runcinata Ernest C. Twisselmann 1958-11-7 4952 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Region: Salt Canyon 548 Comment
  IRVC28948  Stephanomeria virgata subsp. virgata G. K. Helmkamp 2003-9-21 8161 San Luis Obispo Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande Central Coast 46 Comment
  OBI59085  Stipa cernua David J. Keil 1998-5-4 27068 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  OBI22269  Stipa lepida Robert F. Hoover 1969-6-23 11389 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI76951  Stipa miliacea var. miliacea D. R. Miller 2011-12-21 1211 .1008 San Luis Obispo Rocky Butte/Pine Mt Region. Cole Ranch, near main deck, Marmolejo crk drainage. 771 Comment
  OBI5602  Stipa pulchra Sharon Jochums 1974-4-3 60 San Luis Obispo W of hwy 1 S of Piedras Blancas Point Comment
  SBBG54843  Streptanthus albidus subsp. peramoenus R. F. Hoover 1967-4-14 10441 San Luis Obispo W of Poly Cyn, San Luis Obispo Comment
  UC131042  Streptanthus albidus subsp. peramoenus Katharine Brandegee May 1909 San Luis Obispo near San Luis Obispo; Chorro Comment
  CAS-BOT-BC87178  Streptanthus glandulosus subsp. glandulosus Marcus E. Jones 1882-5-6 3231 San Luis Obispo San Luis Obispo. Comment
  LA210189  Stuckenia pectinata Mark A. Elvin; 2013-8-9 7230 San Luis Obispo Santa Maria River Valley, Guadalupe Dunes, Guadalope-Nipomo Dunes National Wildlife Refuge, Oso Flaco Dunes: W of Oso Flaco Lake, between Oceano and Guadalupe 9 Comment
  OBI15395  Stylocline gnaphaloides Robert F. Hoover 1969-5-3 1299 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC423005  Stylomecon heterophylla David D. Keck; J. Clausen 1935-4-9 3092 San Luis Obispo Cholame. 460 Comment
  SBBG104411  Stylomecon heterophylla M. D. Proctor, E. A. Young 1993-4-11 ROB 356 San Luis Obispo ca. 2 km S of Boy Scout Rd; Camp Roberts Comment
  OBI73249  Suaeda californica Michael Walgren 2010-1 San Luis Obispo Comment
  RSA770191  Suaeda taxifolia David J. Keil 1999-5-20 28349 San Luis Obispo Pismo Beach. Along Cypress Street. Comment
  CAS-BOT-BC237050  Symphoricarpos mollis Clare B. Hardham 1956-5-6 966 San Luis Obispo Hill Top Ranch, Adelaida Road, Santa Lucia Mountains Comment
  UC1927975  Symphoricarpos mollis var. acutus Ann Cochran 1986-8-1 79 San Luis Obispo Sierra Nevada mountains, W side; Mountain Home State Forest Comment
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Jul 27 2014
  CAS-BOT-BC99077  Symphyotrichum chilense Clare B. Hardham 1956-10-14 1459 San Luis Obispo Santa Lucia Mountains - Adelaida Road, edge of roads, aprox. 2 miles west of Paso Robles 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
  OBI65177  Tamarix ramosissima Greg Wilvert 2005-6-14 477 San Luis Obispo SE Half of Caliente Range. Cyn to theE of Quail Cyn 856 Comment
  CDA11526  Tauschia hartwegii G. F. Hrusa 1995-5-28 12321 San Luis Obispo Black Butte Research Natural Area, Cuesta Ridge east. E slope of ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  CDA41089  Tauschia hartwegii J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area, Los Padres National Forest, Cuesta Ridge East. 0 Comment
  POM82680  Tauschia hartwegii Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  RSA141029  Tauschia hartwegii Clare B. Hardham 1960-4-16 5606 San Luis Obispo Northeast side Cypress Mt. 610 Comment
  OBI78629  Tecomaria capensis Brandon P. Taylor 2014-1-29 1 San Luis Obispo Baywood-Los Osos, CA; Corner of 3rd St and Santa Maria Ave 6 Comment
  OBI31032  Thalictrum fendleri Julie M. Vanderwier 1979-8-15 184 San Luis Obispo Indian Knob Tar Sands Comment
  OBI42780  Thermopsis californica var. californica David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16028 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts 30 Comment
  OBI54330  Thermopsis californica var. californica D. R. Miller 1991-5-31 915 -5 San Luis Obispo Coles S orchard. W slope of LittlePine Mt. 2 km off ridge rd from between Pine and Little Pine Mt 800 Comment
  CAS-BOT-BC66635  Thysanocarpus curvipes R. F. Hoover 1967-3-5 10246 San Luis Obispo Upper Arroyo Grande. Comment
  OBI79446  Thysanocarpus curvipes David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31724 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 800 Comment
  RSA0057434  Thysanocarpus curvipes Ira L. Wiggins 1929-4-15 3567 San Luis Obispo Brushy slopes not far from ocean between Guadalupe and Oceana. Comment
  UCSC000329  Thysanocarpus curvipes Randall Morgan 2006-4-13 s.n. San Luis Obispo near San Luis Obispo - Chorro Creek Comment
  RSA585900  Thysanocarpus curvipes var. curvipes F. L. Johnson, M. D. Proctor 1993-2-19 ROB 0123 San Luis Obispo 1 km SW of Ranch House on Nacimento road. Comment
  CAS-BOT-BC67147  Thysanocarpus laciniatus Ira L. Wiggins 1932-3-20 5775 San Luis Obispo 2 miles east of Paso Robles. Comment
  UCSB70668  Thysanocarpus laciniatus Magney, David 1998-4-22 San Luis Obispo Outer South Coast Ranges, La Panza Range, Shell Creek; NE of intersection of State Route 58 & Shell Creek Road 419 Comment
  UCR18514  Torilis arvensis O. F. Clarke 1978-7-15 s.n. San Luis Obispo Santa Lucia Range, Cerro Alto Campground on the East Fork of Morro Creek c. 8 mi NE of Morro Bay 366 Comment
  OBI69770  Tragopogon dubius D. R. Miller & S. G. Ayres, S. G. Ayres 1993-8-15 893 -41 San Luis Obispo Along RR tracks at Wilhemina Ave, Santa Margarita 274 Comment
  OBI77600  Tragopogon porrifolius Melody Dickens 1981-4-15 95 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  CAS-BOT-BC438279  Trianthema portulacastrum C. Butterworth 1960-6-27 6336 San Luis Obispo Dry bed of Silver Lake south of Creston 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
  OBI29290  Trichostema lanceolatum David J. Keil 1980-9-15 14194 San Luis Obispo Avenales Wildlife Area along Shell Crk Rd ca 1.3 mi N of Calif Rte 58 Comment
  OBI75275  Trichostema ovatum David J. Keil, with George Butterworth 2011-9-23 31101 San Luis Obispo Carrizo Plain. Padrones Road, south of Soda Lake Road near base of Caliente Range 835 Comment
  RSA0048458  Trientalis europaea var. latifolia Lee Haines 1959-5-31 s.n. San Luis Obispo Near summit of Black Mountain. Santa Lucia Mountains. 670 Comment
  UC1123288  Trientalis latifolia G. T. Nordstrom 1937-5-11 1190 San Luis Obispo 3.1 mi se of Asuncion School 335 Comment
  UC56109  Trientalis latifolia J. H. Barber 1899-5-19 San Luis Obispo Santa Lucia Mountains Comment
  SDSU9874  Trientalis latifolia D. F. Howe 1977-5-18 4946 San Luis Obispo Northeast side of Cypress Mtn. 640 Comment
  OBI39055  Trifolium albopurpureum David J. Keil 1986-3-22 19080 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. Along Soda Lake Rd S of Soda Lake at jctn with Kern county Land Company Ranch rd T32S, R1E, sec 33 671 Comment
  SBBG67161  Trifolium barbigerum M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG18859  Trifolium bifidum var. bifidum C. B. Hardham 1961-4-14 7381 San Luis Obispo Protestant Cemetery, Cambria Comment
  OBI25025  Trifolium bifidum var. decipiens David J. Keil, Dirk Walters 1980-4-26 13868 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI33087  Trifolium bifidum var. decipiens David J. Keil 1983-4-23 16943 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  RSA522584  Trifolium depauperatum David J. Keil, Dirk Walters 1986-3-22 19089 San Luis Obispo S end of Soda Lake at jctn of Simmler-Soda Lake Rd with Soda Lake Road. 585 Comment
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May 11 2013
  OBI57852  Trifolium depauperatum var. truncatum David J. Keil 1998-4-20 26861 San Luis Obispo Nacimiento lake road, 1.5 miles north of gateway drive. Comment
  OBI37882  Trifolium dichotomum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18621 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
  OBI12692  Trifolium dichotomum Robert F. Hoover 1964-5-11 8772 San Luis Obispo Rd to Hi Mtn from Pozo-Arroyo Grande summit Comment
  OBI70825  Trifolium dubium David J. Keil 2009-5-5 30602 San Luis Obispo Upper See Canyon Road Comment
  OBI72778  Trifolium dubium D. R. Miller 2009-6-5 609 .889 San Luis Obispo Rocky Butte/Pine Mt region; along main trl mid-way down Almaden Flats area 853 Comment
  UC1130023  Trifolium fucatum N. K. Carlson 1936-4-1 267 San Luis Obispo 1.8 mi sw Cerro Alto; San Luis Obispo quad 289 Comment
  SBBG34947  Trifolium fucatum R. W. Summers 1882-1 San Luis Obispo San Luis Mtn, pastures, lowest slopes Comment
  OBI60647  Trifolium gracilentum David J. Keil 1986-4-13 19151 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI33052  Trifolium gracilentum David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 17000 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  UCSC008999  Trifolium gracilentum Randall Morgan 2003-9-4 2914 B San Luis Obispo Soda Lake Road about 2 miles north of lookout Comment
  OBI57862  Trifolium grayi David J. Keil 1998-4-30 26989 San Luis Obispo Santa Margarita northbound offramp from US 101. 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
  OBI30655  Trifolium microcephalum David J. Keil 1981-5-19 14724 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  SBBG119072  Trifolium microcephalum M. Wetherwax, E. Painter 2000-3-19 CR 26 San Luis Obispo near W Perimeter Rd, ca. 1.5 air km NW of intersection with Generals Rd; Camp Roberts 220 Comment
  UC1583639  Trifolium variegatum David Keil 1983-4-23 16935 San Luis Obispo w hwy (and n of the arroyo); Arroyo de la Cruz vicinity Comment
  UC52182  Trifolium variegatum var. melananthum Mrs. R. W. Summers 1887-6-1 175 San Luis Obispo San Luis Obispo Valley Comment
  OBI33062  Trifolium variegatum var. pauciflorum David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 17013 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI12633  Trifolium variegatum var. variegatum W. L. Jepson 1927-4-26 11967 San Luis Obispo Santa Margarita Comment
  OBI75787  Trifolium willdenovii Al Lindholm 1967-4-10 179 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 pr