Search Results — 2000 specimen records retrieved (1136 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI35265  Abronia latifolia H. E. Jones 1981-5-18 28 San Luis Obispo Point Piedras Blancas Comment
  OBI7459  Abronia latifolia David J. Keil, Malcolm McLeod, B. Meyer 1976-10-16 11862 San Luis Obispo Montana de Oro State Park Comment
  SBBG25642  Abronia latifolia M. A. Piehl 1962-5-23 62292 San Luis Obispo dunes at NW end of Oso Flaco Lake 9 Comment
  RSA0025751  Abronia latifolia Robert F. Hoover 1946-7-24 6249 San Luis Obispo South end of Morro Bay. Comment
  OBI78792  Abronia umbellata David J. Keil 2013-9-4 32019 San Luis Obispo Morro Bay State Park. South of Los Osos Middle School sports fields. 19 Comment
  SD90162  Abronia umbellata Benjamin C. Stone 1952-6-25 144 San Luis Obispo Oceano, on California Highway 1. Comment
  SEINET893156  Abronia umbellata Leslie Freeman 1963-1 196 San Luis Obispo South of Pismo Beach on Oso Flaco Lake. 3 Comment
  OBI58005  Abronia umbellata var. umbellata Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Just NE of Little Coreopsis Hill beyon first major dune system Comment
  OBI73181  Acacia longifolia Matt Ritter 2010-1-16 5016 San Luis Obispo Steet tree in SLO Comment
  OBI72761  Acaena pinnatifida var. californica Michael Walgren 2010-5-12 129 San Luis Obispo San Simeon State Park, in areas of the Pico Point Conservation easement on Pico Point. On N side of a high coastal bluff overlooking an isolated bay Comment
  UC2013267  Acer negundo David Keil 2000-3-8 28436 San Luis Obispo Arroyo Grande. At the swinging bridge over Arroyo Grande Creek. Comment
  CAS-BOT-BC337447  Acer negundo var. negundo Ernest C. Twisselmann 1962-4-6 6763 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  OBI28510  Achillea millefolium David J. Keil, Eric Wise 1982-7-2 16279 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black Lake cyn trl Comment
  SD41356  Achillea millefolium Edith A. Purer 1932-8-1 4706 San Luis Obispo Morro Bay. Comment
  UCD50313  Achnatherum coronatum G. L. Stebbins Jr. 1939-6-20 2881 San Luis Obispo San Luis Obispo County: In Adinostoma chaparral, La Panza Range, on highway between Pozo and La Panza. 731 Comment
  OBI56616  Achyrachaena mollis David J. Keil, with Kathleen A. Keil 1998-5-26 27462 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  OBI55652  Acmispon brachycarpus David J. Keil 1989-6-3 21221 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI81003  Acmispon brachycarpus David J. Keil 2015-2-21 32676 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
  OBI12979  Acmispon glaber var. glaber Robert F. Hoover 1964-9-21 9309 San Luis Obispo Price Cyn Comment
  OBI13003  Acmispon glaber var. glaber Robert F. Hoover 1965-5-20 9374 San Luis Obispo Hill W of Poly Cyn, SLO Comment
  OBI31530  Acmispon glaber var. glaber Joy Nishida 1982-5-29 406 San Luis Obispo 0.2 mi S of American Cyn campground Comment
  OBI3771  Acmispon glaber var. glaber Elizabeth Rudd 1971-6-10 309 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI7028  Acmispon glaber var. glaber Marguerite Costigan 1972-10-22 34 San Luis Obispo Behind 2nd main ridge, 5/16 mi S of Suicide Hill, near Shark's Inlet 12 Comment
  OBI35660  Acmispon glaber var. glaber S. M. Inman 1983-4-25 22 San Luis Obispo Pecho Study site; 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Right on dirt road after 'deer' sign, to S of dirt road 49 Comment
  SD39811  Acmispon heermannii var. orbicularis Edith A. Purer 1932-8-1 4709 San Luis Obispo Morro Bay Comment
  OBI28351  Acmispon junceus var. biolettii Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts. E Cuesta Ridge, 3 mi E of hwy 101 Comment
  OBI7632  Acmispon junceus var. biolettii Christian Smith 1974-5-30 s.n. San Luis Obispo Along Cuesta Ridge about 1/2 mi from hwy 101 Comment
  OBI13058  Acmispon junceus var. junceus Robert F. Hoover 1965-6-17 9434 San Luis Obispo Santa Lucia Range. Ridge NW of Cuesta Pass Comment
  OBI57828  Acmispon maritimus var. maritimus David J. Keil 1998-4-9 26645 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI57858  Acmispon micranthus David J. Keil 1998-4-27 26915 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  OBI13028  Acmispon strigosus Robert F. Hoover 1967-3-5 10242 San Luis Obispo Upper Arroyo Grande Comment
  OBI52731  Acmispon strigosus David J. Keil, with V. L. Holland 1991-8-22 22578 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  OBI74279  Acmispon strigosus Theo Fitanides, Anthony Baniaga 2010-2-28 17 San Luis Obispo Tierra Redonda Mtn BLM ACEC 501 Comment
  OBI80055  Acmispon strigosus David J. Keil 2000-5-27 28759 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
  RSA0042094  Acmispon strigosus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6343 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
  OBI31474  Acmispon strigosus Joy Nishida, Robert Allen 1982-4-10 267 San Luis Obispo Amer Cyn campground 536 Comment
  SBBG111550  Acroptilon repens C. F. Smith 1959-9-1 4965 San Luis Obispo Cambria Comment
  OBI10240  Adenostoma fasciculatum Robert F. Hoover 1964-6-5 8912 San Luis Obispo Santa Lucia Range; Ridge SE of Cuesta pass Comment
  SEINET3929533  Adenostoma sparsifolium David Keil 1986-9-27 19770 San Luis Obispo Ca. 1/2 mile E of Pine Canyon Forest Station along California 166. Slopes around dry bed of Cuyama River.; 0 Comment
  RSA201669  Adenostoma sparsifolium Robert F. Hoover 1946-8-17 6297 San Luis Obispo Upper Arroyo Grande, 5 mi. above County Park. Comment
  RSA43026  Adiantum aleuticum Robert F. Hoover 1949-3-16 6671 San Luis Obispo Just south of Monterey county line Comment
  CAS-BOT-BC69608  Adiantum capillus-veneris Clare B. Hardham 1958-1-2 2784 San Luis Obispo 1/2 mi. n. of San Carpojoro. Comment
  OBI1099  Adiantum jordanii Richard E. Simpson 1959-4-7 107 San Luis Obispo Colected on the northern slope of Cerro San Luis Obispo. Comment
  OBI1103  Adiantum jordanii Richard E. Simpson 1960-5-15 160 San Luis Obispo Collected on the northside of Hollister Peak Comment
  OBI3975  Adiantum jordanii Elizabeth Rudd 1971-4-26 239 San Luis Obispo 335 Comment
  UCR122516B  Agoseris grandiflora George K. Helmkamp, E. A. Helmkamp 2001-5-2 6602 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  RSA302204  Agoseris grandiflora J. R. Shevock 1972-4-1 1507 San Luis Obispo McMillan Ranch, Temblor's Comment
  OBI72279  Agoseris heterophylla Anthony Baniaga, Theo Fitanides 2010-3-27 65 b San Luis Obispo Tierra Redonda BLM ACEC 366 Comment
  OBI75801  Agoseris heterophylla Al Lindholm 1967-4-23 207 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
  OBI17120  Agoseris heterophylla var. heterophylla Robert F. Hoover 1948-3-30 6816 San Luis Obispo Summit between Middle and E branches of Huerhuero Crk Comment
  CAS-BOT-BC13461  Agoseris retrorsa R. F. Hoover 1950-5-6 7872 San Luis Obispo East slope of La Panza Range Comment
  OBI22557  Agropyron cristatum Ernest C. Twisselmann unk 1255 San Luis Obispo Shandon, CA. Chris Twisselmann Ranch: Eastern San Luis Obsipo County Comment
  OBI22527  Agrostis hooveri Robert F. Hoover 1946-6-15 6152 San Luis Obispo Near Rinconada Mine (W of Pozo) Comment
  OBI4949  Agrostis pallens Robert F. Hoover 1947-7-16 7306 San Luis Obispo Price Cyn Comment
  OBI51283  Agrostis pallens Jan Barber 1993-8-21 93 San Luis Obispo San Simeon State Park; above San Simeon Crk Comment
  SEINET13243879  Agrostis pallens David Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31341 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant) Comment
  OBI72996  Agrostis pallens David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25412 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  UC1583750  Agrostis stolonifera David Keil 1983-7-16 17392 San Luis Obispo n of San Simeon (at base of highway bridge over Arroyo de la Cruz); Arroyo de la Cruz Comment
  OBI22515  Aira caryophyllea Robert F. Hoover 1965-5-22 9386 San Luis Obispo Cambria 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
  OBI17360  Allenrolfea occidentalis Robert F. Hoover 1946-9-15 6418 San Luis Obispo Soda Lake, Carrizo Plain Comment
  OBI21218  Allium diabolense Robert F. Hoover 1960-3-13 8521 San Luis Obispo Rinconada Mine (SE of Santa Margarita) Comment
  UCSB21632  Allium haematochiton Kahrmann, C. 1965-3-13 San Luis Obispo 1/2 mile up tributary stream (100 ft. above stream bed) to north-west of Poly Canyon, located grounds of Cal. Poly Campus, San Luis Obispo; Mouth of Tributary Canyon 1 mi. up Poly Canyon via. P. Canyon Road 91 Comment
  OBI21231  Allium haematochiton A. Ahmad 1963-4-25 39 San Luis Obispo Dr. Hoover's garden Comment
  RSA128076  Allium haematochiton Clare B. Hardham 1958-3-22 2905 San Luis Obispo Steiner Creek near San Luis Obispo. Comment
  OBI66959  Allium howellii var. howellii David J. Keil, with Kathleen A. Keil 2001-4-20 29351 San Luis Obispo California Valley near intersection of Belmont Trail and Clarksburg Road 591 Comment
  OBI32449  Allium lacunosum var. lacunosum Rhonda Riggins 1983-5-23 1487 San Luis Obispo W side of San Bernardo Crk Rd, 1.1 mi N CA 1 Comment
  SBBG83997  Allium peninsulare C. F. Smith 1986-5-15 12084 San Luis Obispo ridge road, ca. 1 to 2 mi W of Caliente Mtn Lookout 1524 Comment
  OBI79740  Allium peninsulare var. peninsulare David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31612 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  SBBG107924  Allophyllum gilioides C. B. Hardham 1955-6-20 San Luis Obispo Black Mtn, Highland District Comment
  OBI56294  Allophyllum gilioides subsp. violaceum Butterworth 1999-6-27 302 San Luis Obispo Carrizo Plain Natural Area. 200 yds S of Circe Dr, 1/3 mi E of Garvey. 671 Comment
  SBBG55629  Alopecurus pratensis D. Keil 1980-5-30 14048 San Luis Obispo California Polytechnic St Univ at base of railroad underpass on Highland Ave Comment
  OBI69960  Amaranthus albus D. R. Miller 2006-7-21 706 .839 San Luis Obispo Pine Mt Region. At Ann & Evan Wrides property, Pico Crk drainage 900 Comment
  OBI66227  Amaranthus palmeri David J. Keil 1998-10-9 28148 San Luis Obispo Ca. 22 road miles w of New Cuyama along Hwy 166. Comment
  OBI69782  Amaryllis belladonna D. R. Miller 1993-8-18 893 -43 San Luis Obispo Pine Mt Region. At old Edmunson homestead, coast slope of Little Pine Mt 792 Comment
  CAS-BOT-BC13633  Ambrosia acanthicarpa Ernest C. Twisselmann 1959-11-2 5887 San Luis Obispo Southwest end of Oso Flaco Lake. 4 Comment
  UCR134446  Ambrosia chamissonis George K. Helmkamp 2003-9-26 8177 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  OBI5613  Ambrosia chamissonis Sharon Jochums 1974-5-18 203 San Luis Obispo Comment
  UC547733 Image available Amelanchier pallida I. J. Condit 1808-3-7 San Luis Obispo Avila Comment
Read comments
Jan 2 2019
  SBBG122319  Amelanchier utahensis D. Keil, V. L. Holland 2001-5-29 29511 San Luis Obispo W outskirts of Atascadero; 3-F Meadows, accessed from San Marcos Rd 365 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
  UCD56003  Ammophila arenaria Martin A. Piehl 1962-5-23 62294 San Luis Obispo San Luis Obispo County: dunes NW of Oso Flaco Lake. 6 Comment
  RSA585704  Amorpha californica D. A. Young, F. L. Johnson, Arline Young 1992-6-17 ROB 0045 San Luis Obispo Sulphur Spring road in middle of Area River Comment
  CAS-BOT-BC222372  Amsinckia douglasiana Ira L. Wiggins 1932-3-20 5794 San Luis Obispo At east end of Cholame Valley Comment
  CDA16869  Amsinckia menziesii 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
  JEPS116446  Amsinckia menziesii Alice Le Duc 1999-4-28 397 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
  SD41398  Amsinckia spectabilis Edith A. Purer 1931-8-6 San Luis Obispo Oceano Comment
  UCR103953  Amsinckia spectabilis George K. Helmkamp 1997-6-22 2078 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  OBI40131  Amsinckia spectabilis David J. Keil 1981-4-25 14581 San Luis Obispo Baywood Park at Sweet springs marsh Comment
  OBI20664  Amsinckia spectabilis var. microcarpa A. Ahmad 1963-4-25 7 San Luis Obispo 4 mi NE SLO Comment
  UCSB70439  Amsinckia spectabilis var. microcarpa N., C.; H., B. 1989-6-24 San Luis Obispo VAFB; near horse farm Comment
  OBI79417  Amsinckia tessellata David J. Keil, with Matt Ritter, Taylor Crow, et al. 2012-3-3 31223 San Luis Obispo Sinton Ranch, south of Highway 58 on unpaved portion of Shell Creek Road 450 Comment
  UCR6690  Amsinckia tessellata Frank C. Vasek 1965-3-26 650326- 21 San Luis Obispo Temblor Range, Temblor (Recruit) Grade, west of Crocker Summit Comment
  UC1178301  Amsinckia tessellata var. gloriosa Ray and Chisaki 1951-5-7 K 88 San Luis Obispo e of Paso Robles Comment
  UC1529041  Amsinckia tessellata var. tessellata Dean W. Taylor 1986-3-23 8738 San Luis Obispo ridge 1 mi se Crocker Grade summit; Temblor Range 883 Comment
  OBI77823  Amsinckia vernicosa G. F. Hrusa 1998-3-28 14187 San Luis Obispo S Coast Ranges. Carrizo Plain Natural Area. Hills immed to S of Elkhorn Grade Rd . USGS Quad: Ballinger Cyn 7.5 840 Comment
  HSC91711  Anaphalis margaritacea Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  SEINET2073001  Anaphalis margaritacea R. F. Hoover 1946-9-22 6649 San Luis Obispo Cambria Comment
  OBI64681  Ancistrocarphus filagineus G. F. Hrusa 1998-4-27 14285 San Luis Obispo Caliente Range. Lower Goat Springs Cyn, approx 2 mi W of Soda Lake Rd 950 Comment
  OBI64969  Ancistrocarphus filagineus Greg Wilvert 2005-4-1 79 San Luis Obispo SE Half of the Caliente Range. N edge of range 759 Comment
  JEPS13556  Anemopsis californica rimo bacigalupi with G. T. Robbins and R. S. Ferris 1955-5-23 5183 San Luis Obispo 5.5 mi e of Paso Robles Airport ((Sherwood Field), along Huerhuero Creek, e of Tiahrt Ranch, 1.5 mi e of ranch house); Huerhuero Creek 274 Comment
  OBI38209  Anthemis cotula Eric Wise 1981-6-11 551 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI38211  Anthemis cotula Eric Wise 1981-6-26 662 San Luis Obispo Villa Crk reservoir, hwy 1 N of Cayucos Comment
  SBBG118025  Anthriscus caucalis E. Painter, M. Wetherwax 2002-4-21 CR 287 San Luis Obispo above Nacimiento River; Camp Roberts 180 Comment
  UCR14945  Anthriscus caucalis George K. Helmkamp 1976-5-16 s.n. San Luis Obispo Central Coast, Hwy 1, Avila Beach turnoff Comment
  JEPS99160  Antirrhinum kelloggii Clare B. Hardham 1958-5-18 3345 San Luis Obispo hills 1/2 mi W of Chimney Rock (North Road to Adelaida); Santa Lucia Mountains Comment
  OBI57116  Antirrhinum kelloggii David J. Keil 1989-6-3 21227 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI5382  Antirrhinum nuttallianum Robert J. Rodin 1960-5-22 6509 San Luis Obispo Near Willows Camp in Morro Bay state park Comment
  CAS-BOT-BC237908  Antirrhinum ovatum Ernest C. Twisselmann 1962-6-13 7283 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Bitterwater Road at the Dorothy Twisselmann Ranch 640 Comment
  OBI54000  Antirrhinum ovatum Clifton F. Smith 1991-6-25 12215 San Luis Obispo At crest of hill along road between Cuyama Valley and Carrizo Plain, in western part of Caliente Mountain ridge 1372 Comment
  UCR97051  Antirrhinum ovatum C. F. Smith 1991-6-25 12215 San Luis Obispo Crest of range along road between Cuyama Valley and Carrizo Plain, in W part of Caliente Mtn Ridge. 1372 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
  CAS-BOT-BC237909  Antirrhinum ovatum Ernest C. Twisselmann 1962-8-23 7695 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 701 Comment
  OBI33824  Aphanes occidentalis David J. Keil 1980-3-8 13706 San Luis Obispo Lopez Cyn Rd, ca 4 mi from jctn with Pozo Rd Comment
  OBI67022  Apocynum androsaemifolium D. R. Miller 1995-8-30 895 -600 San Luis Obispo Pine Mt Region. On top of Pine Mtn in pine forest; Tobacco crk drainage 1100 Comment
  RSA403111  Apocynum androsaemifolium subsp. pumilum Lester Rowntree 1929-6-27 s.n. San Luis Obispo Chew s ridge, Santa Lucia Mts. Comment
Read comments
Jul 20 2012
  SBBG109408  Apocynum cannabinum C. B. Hardham 1959-6-30 4925 San Luis Obispo Eagle Ranch, Atascadero Comment
  SBBG118179  Aquilegia eximia M. Wetherwax, L. Wetherwax, M. Walter 2000-7-3 SLO 156 San Luis Obispo first ridge W of Cerro Romualdo, next to 'Lily Crk', first drainage W of old homestead; Camp San Luis Obispo 90 Comment
  CAS-BOT-BC27029  Aquilegia fontinalis Alice Eastwood; John Thomas Howell 1938-6-14 5934 San Luis Obispo Prefumo Canyon Comment
  OBI30243  Aquilegia formosa Shelley MacKay 1971-5-9 89 San Luis Obispo About 4 mi E of the hwy 1 and Nacemiento S Fergusson Rd jctn 518 Comment
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Sep 21 2014
  OBI80679  Arabidopsis thaliana D. R. Miller 2015-3-18 315 .1112 San Luis Obispo growing along water trail at Fishburn cabin, Bear Cyn. Tobacco creek drainage. 427 Comment
  RSA132981  Aralia californica Clare B. Hardham 1958-7-1 3736 San Luis Obispo South fork of Old Creek Comment
  CDA5524  Araujia sericifera A. Doran 1992-8-11 San Luis Obispo Marsh Street, downtown San Luis Obispo. 0 Comment
  UC1076382  Arceuthobium campylopodum H. L. Mason 1923-6-21 525 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC25050  Arctostaphylos cruzensis Roman Gankin; W. R. Russell 1962-2-22 339 San Luis Obispo N-facing slope of hill just to the S of Arroyo de la Cruz, 1.5 mi E of State Highway 1, 9.4 mi N of entrance to Hearst Comment
  OBI14735  Arctostaphylos cruzensis Robert F. Hoover 1950-1-15 7762 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI14742  Arctostaphylos cruzensis Robert F. Hoover 1965-4-25 9353 San Luis Obispo Cambria, among pines N of town Comment
  CAS-BOT-BC24807  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1946-11-16 6551 San Luis Obispo Upper Arroyo Grande, at top of ridge opposite County Park. Comment
  OBI62691  Arctostaphylos glandulosa subsp. cushingiana Jason Dart 2003-3-27 D 180 San Luis Obispo Santa Margarita Ranch, E facing slope at headwaters of Water Canyon, 0.75 mi NW of Cuesta Pass 381 Comment
  UC1120173  Arctostaphylos glandulosa subsp. glandulosa A. E. Wieslander 1932-3-24 259 San Luis Obispo American Canyon La Panza Quad. 1066 Comment
  UC1120331  Arctostaphylos glandulosa subsp. glandulosa T. M. Hendrix 1939-5-4 1007 San Luis Obispo 1 1/2 mi ese Los Pelados (Plot 112); Los Padres National Forest, Branch Mt. Quadrangle Comment
  CAS-BOT-BC23095  Arctostaphylos glandulosa subsp. glandulosa W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near Cypress Spring, Cypress Mountain. Comment
  OBI39688  Arctostaphylos glandulosa subsp. glandulosa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16008 San Luis Obispo Slopes of Cypress Mtn, ca. 0.8 mi above Warrens' cabin on road toward cypress swamp on NE side of mountain Comment
  CAS-BOT-BC24611  Arctostaphylos glauca Ernest C. Twisselmann 1955-6-16 2151 San Luis Obispo Queen Bee Canyon. Shandon. 673 Comment
  SEINET11995490  Arctostaphylos glauca W. Knight, Knight, I. 1986-1 6347 San Luis Obispo Chalk Hill near Santa Margarita 317 Comment
  UCSB10998  Arctostaphylos hookeri subsp. hearstiorum Muller, Katherine 1956-1-30 San Luis Obispo S side of Arroyo de la Cruz; on leeward slope of top of hill; just inland from State Highway 1 Comment
  UCD51729  Arctostaphylos luciana Roman Gankin; W. R. Hildreth 1967-11-13 1184 San Luis Obispo Ca. 1 mile east of Cuesta Pass on Ridge Road. Comment
  UCD51733  Arctostaphylos luciana Roman Gankin 17 Fen 1966 663 San Luis Obispo Ca. 2 miles east of Cuesta Pass off U.S. Highway 101. Comment
Read comments
Mar 13 2017
  RSA167585  Arctostaphylos luciana R. F. Thorne, Percy C. Everett 1963-6-7 32156 San Luis Obispo By TV tower, 6.4 miles NW along Cuesta Ridge West, road from Cuesta Pass 822 Comment
  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
  SD103954  Arctostaphylos morroensis J. L. S. Simpson 1965-11-6 San Luis Obispo San Luis Range hillside, Morro Bay Comment
  UCR115298  Arctostaphylos morroensis Austin P. Griffiths 1981-11-7 s.n. San Luis Obispo Along S lope of crest of ridge and down draws on S ridge of Hazard Canyon, c. 2 mi east of Pecho Road. 69 Comment
  CAS-BOT-BC27165  Arctostaphylos obispoensis Alice Eastwood 1928-5-17 15125 San Luis Obispo San Luis Obispo. On hills along Chorro Creek. Comment
  JEPS38899  Arctostaphylos obispoensis A. E. Wieslander 1935-6-16 580 San Luis Obispo Sycamore Springs Arroyo Grande Quad. Comment
  RSA535834  Arctostaphylos obispoensis D. A. Young, S. A. Junak, M. Carroll 1989-3-13 1846 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve. Comment
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Feb 8 2018
  SBBG11841  Arctostaphylos obispoensis C. B. Hardham 1961-5-18 7122 San Luis Obispo 4 mi W of Ocean View Mine, edge of former Sargent cypress grove, between Pine Mtn and Burnett Pk 762 Comment
  OBI65815  Arctostaphylos obispoensis D. R. Miller 1994-1-14 194 -59 San Luis Obispo Pine Mt Region; In to Coles property, front side of Little Pine Mt. 800 Comment
  RSA633443  Arctostaphylos obispoensis Jon E. Keeley, Melanie Baer-Keeley 1992-8-9 19168 San Luis Obispo Atascadero Road, 2.3 km west of Highway 101. 340 Comment
  RSA633448  Arctostaphylos obispoensis Jon E. Keeley 1996-2-10 27053 San Luis Obispo West end of Cuesta Botanical Area, west of Cuesta Pass, northwest of San Luis Obispo. Santa Lucia Wilderness. 775 Comment
  SD71275  Arctostaphylos obispoensis R. F. Hoover 1964-2-2 8629 San Luis Obispo Cuesta Pass, on bank above W side of highway exactly at summit Comment
  OBI71833  Arctostaphylos osoensis Michael Walgren 2006-1-15 34 San Luis Obispo Morro Bay state park on Park ridge on unnnamed peak at park boundary with private property leading to Hollister peak; vicinity ofN35 20.475 W 12047.839 Comment
  CAS-BOT-BC39797  Arctostaphylos pajaroensis R. F. Hoover 1963-12-27 8619 San Luis Obispo Prunedale Comment
  RSA233125  Arctostaphylos pechoensis W. R. Dudley 1912-4-5 s.n. San Luis Obispo Pecho Mountains head of Wild Cherry Canyon Comment
  RSA635593  Arctostaphylos pechoensis Jon E. Keeley 1978-10-6 7264 San Luis Obispo Highway 41 at Sunrise Mill Mine about 8 km east of Highway 1. Comment
  SD71399  Arctostaphylos pechoensis var. cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Muth of Arrowy de la Cruz (just south of) Comment
  UC1334941  Arctostaphylos pilosula Beryl Schreiber 1938-9-7 2556 San Luis Obispo Sycamore Springs Arroyo Grande Quadrangle 30 Comment
  CAS-BOT-BC44352  Arctostaphylos pilosula A. E. Wieslander 1935-6-6 12509 San Luis Obispo Santa Barbara Nat'l Forest, American Canyon, La Panza quadrangle 1066 Comment
  CAS-BOT-BC44386  Arctostaphylos pilosula R. F. Hoover 1963-5-2 8553 San Luis Obispo Summit of La Panza Range east of Pozo. Comment
  RSA202098  Arctostaphylos pilosula subsp. pilosula H. C. Lee 1936-2-26 426 San Luis Obispo South Los Burros Creek. 121 Comment
  UCD53650  Arctostaphylos pilosula subsp. pismoensis Roman Gankin 1966-2-17 660 San Luis Obispo Hill north of summit of Noyes Road; 0.2 mile southwest of junction with Highway 227; north of Arroyo Grande. Comment
  UC549485  Arctostaphylos tomentosa subsp. crustacea J. E. Adams 1935-2-24 1000 San Luis Obispo head of canyon Pecho Hills, Davis Canyon Comment
  OBI26021  Arctostaphylos tomentosa subsp. tomentosa David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 14001 San Luis Obispo Calif Native Plant Society photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  CDA10103  Arctotheca prostrata G. K. Helmkamp 2004-2-7 8263 San Luis Obispo Central Coast; SE of Oceano along Halcyon Rd., just E of Mesa View Dr. Comment
  CAS-BOT-BC179723  Aristocapsa insignis James L. Reveal 1988-5-26 6904 San Luis Obispo Along California Highway 58, 0.6 miles E of San Juan Creek between La Panza and the Carrisa Plains, 2.9 miles W of Bitterwater Road and 1.5 mile E of the turnoff to Pozo, NW of Syncline Hill 502 Comment
  UCSB4865  Armeria maritima subsp. californica Ryon, George 1959-4-12 San Luis Obispo San Simeon State Beach Park; 3.4 miles N of Cambria on Hwy 1 4 Comment
  SBBG7600  Artemisia biennis C. B. Hardham 1957-11-2 2705 San Luis Obispo Old Crk Comment
  UC54025  Artemisia biennis Mrs. R. W. Summers 1886-7-17 San Luis Obispo near Sulphur Wells Comment
  HSC91709  Artemisia californica Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 1 Comment
  SBBG117843  Artemisia douglasiana A. Dilworth, J. Goldzman 1998-4-22 San Luis Obispo ca. 0.6 mi N on dirt rd at intersection of Chorro Valley and Kern Rds, on berm of Chorro Crk; W of LCTA Plot 309, Camp San Luis Obispo Comment
  UCSB22608  Artemisia douglasiana Wilken, Dieter 1967-10-29 San Luis Obispo Coon Creek, about 1 mile north of Buchon Lighthouse; Rancho de Oro State Park 15 Comment
  CAS-BOT-BC90622  Artemisia dracunculus R. F. Hoover 1965-9-18 9583 San Luis Obispo Calf Canyon Comment
  CAS-BOT-BC90617  Artemisia dracunculus Ernest C. Twisselmann 1953-9-25 792 San Luis Obispo Palo Prieta Canyon, 6 miles south of Cholame, eastern San Luis Obispo County 518 Comment
  CAS-BOT-BC90619  Artemisia dracunculus Ernest C. Twisselmann 1954-9-10 1565 San Luis Obispo Palo Prieta Canyon: 5 miles south of Cholame (Hatfield Place) 487 Comment
  CAS-BOT-BC93467  Artemisia tridentata subsp. tridentata R. F. Hoover 1946-10-13 6489 San Luis Obispo Cuyama River at highway bridge just below Gypsum Canyon Comment
  CAS-BOT-BC93469  Artemisia tridentata subsp. tridentata R. F. Hoover 1946-11-17 6561 San Luis Obispo Cuyama River at highway bridge just below Gypsum Canyon Comment
  OBI17193  Arthrocnemum subterminale Robert F. Hoover 1965-9-22 9642 San Luis Obispo Osos Crk near Morro Bay Comment
  OBI5210  Asclepias fascicularis French H. Morgan 1972-5-23 6 San Luis Obispo Along an old rd, 1/8 mi off of US 101 in Reservoir Cyn 134 Comment
  UC455918  Asclepias vestita E. P. Unangst 1908-5-1 San Luis Obispo San Miguel Comment
  OBI79291  Asparagus officinalis David J. Keil, with Jillian Cosgrove 2013-6-6 31790 San Luis Obispo Montana de Oro State Park near Shark Inlet 2 Comment
  RSA133274  Asparagus officinalis Clare B. Hardham 1958-9-19 3858 San Luis Obispo Atascadero Creek, Atascadero Comment
  CAS-BOT-BC482878  Asphodelus fistulosus R. F. Hoover 1956-4-14 8365 San Luis Obispo 1 mile west of Nipomo at site of abandoned dump Comment
  CAS-BOT-BC482879  Asphodelus fistulosus R. F. Hoover 1956-4-14 8365 San Luis Obispo 1 mile west of Nipomo at site of abandoned dump Comment
  RSA586411  Asphodelus fistulosus M. D. Proctor, E. A. Young 1993-3-23 ROB 0320 San Luis Obispo E. edge of Cantonment Area Comment
  CAS-BOT-BC177482  Astragalus asymmetricus Ernest C. Twisselmann 1952-6-21 301 San Luis Obispo Twisselmann Ranch, 7 miles south of Cholame 640 Comment
  SBBG108011  Astragalus asymmetricus C. B. Hardham 1959-5-6 4409 San Luis Obispo jct of Nacimiento Dam Rd and Bradley-Pleyto rd Comment
  CDA26620  Astragalus asymmetricus D. J. Bedell 1964-7-1 97 -1 San Luis Obispo Hills at the summit of Palo Prieta Canyon, eastern San Luis Obispo County. (Dorothy Twisselmann Ranch). Comment
  OBI27147  Astragalus curtipes Thomas Burrows 1980-4-13 8 San Luis Obispo Reservoir Cyn 152 Comment
  OBI40650  Astragalus curtipes David J. Keil 1981-3-7 14280 San Luis Obispo Along rd to Lopez lake about 2 mi W of the dam Comment
  OBI51809  Astragalus curtipes Gary Westbrook March1994 20 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  OBI72804  Astragalus curtipes Michael Walgren 2010-4-4 116 San Luis Obispo Cayucos, in serpentine hills bound by Hwy 1 to the W, 13 th Street to the S, whale Rock reservoir to the E, and Old Cayucos Crk to the N. On NE portion of peak, below the actual peak Comment
  CAS-BOT-BC177832  Astragalus curtipes Roxana S. Ferris 1929-4-15 7645 San Luis Obispo Coast road, 2 miles north of [Moro] Morro Comment
  RSA97523  Astragalus curtipes P. A. Munz 1926-4-9 10232 San Luis Obispo Morro Comment
  UC583300  Astragalus curtipes Lewis S. Rose 1936-3-19 36084 San Luis Obispo 6 mi ne Morro Beach; ne of Morro Beach 60 Comment
  OBI78055  Astragalus didymocarpus Craig Woods 1978-4-3 28 San Luis Obispo Carrizo Plain, 1 mi NW of Soda lake san diego cr rd, along Sim. soda lake sand diego cr rd 579 Comment
  UC1953270  Astragalus didymocarpus var. didymocarpus David Keil with Jason Dart and Meg Perry 2010-4-27 30742 San Luis Obispo Carrizo Plain west-southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  RSA0083752  Astragalus didymocarpus var. milesianus C. M. Belshaw 1936-3-28 1740 San Luis Obispo 1.3 miles N.W. of Cayucos. 350 Comment
  UC454663  Astragalus douglasii I. J. Condit 1910-3-28 San Luis Obispo La Panza Comment
  UC81297  Astragalus douglasii L. Jared San Luis Obispo Comment
  UC56063  Astragalus douglasii var. douglasii J. H. Barber 1901-4-21 A 23 San Luis Obispo bank Huer Huero (Paso Robles, <Huerhuero>); Bank of Huer Huero, Paso Robles <Huerhuero> Comment
  OBI31483  Astragalus gambelianus Joy Nishida, Robert Allen 1982-4-10 276 San Luis Obispo American Cyn campground 536 Comment
  UC1128790  Astragalus gambelianus G. T. Nordstrom 1937-4-14 1073 San Luis Obispo 3.9 mi se Williams Ranch; Adelaida Quad., se of Williams Ranch Comment
  SBBG96101  Astragalus lentiginosus var. nigricalycis C. F. Smith 1990-3-20 12165 San Luis Obispo Elkhorn Valley, NW of Reyes Station, on way to Carrizo Plain Comment
  SEINET948577  Astragalus menziesii Roxana S. Ferris, R. Bacigalupi 1946-1 11115 San Luis Obispo Bluffs above ocean, Cambria. Comment
  CAS-BOT-BC186525  Astragalus nuttallii var. nuttallii David D. Keck 1933-5-4 2181 San Luis Obispo Cambria Comment
  OBI4022  Astragalus nuttallii var. nuttallii Donald Myrick 1966-3-23 1290 San Luis Obispo N of Cambria Comment
  OBI13306  Astragalus pomonensis Robert F. Hoover 1964-6-6 8969 San Luis Obispo Los Osos Comment
  RSA43245  Astragalus trichopodus Robert F. Hoover 1947-5-30 7229 San Luis Obispo Husana River just below confluence of Arroyo Seco. Comment
  UCR61744  Astragalus trichopodus subsp. leucopsis George K. Helmkamp 1990-4-1 s.n. San Luis Obispo Cuyama Valley, State Hwy 166, 12 mi west of New Cuyama 503 Comment
  JEPS54535  Astragalus trichopodus var. phoxus Alice Eastwood 1896-4-28 San Luis Obispo Buck's Ranch Buck's Ranch (near the boundary between Santa Barbara and San Luis Obispo Counties) Comment
  UCD105452  Astragalus trichopodus var. trichopodus G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5408 San Luis Obispo San Luis Obispo County: Central Coast: Road crest between See Cyn. Rd. and Prefumo Cyn Rd. (SW of San Luis Obispo). 320 Comment
  OBI27294  Athysanus pusillus Robert L. Allen, Nancy E. Arnold 1981-5-3 262 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts. E facing slope, @ 1/2 down slope 305 Comment
  CAS-BOT-BC16331  Athysanus unilateralis R. F. Hoover 1949-4-21 7625 San Luis Obispo 14 miles east of Creston on La Panza Road. Comment
  CAS-BOT-BC110834  Atriplex R. C. Wenk 2007-4-14 628 San Luis Obispo Carrizo Plain National Monument, along Panorama Road going towards Temblor Range, 1.5 road miles NE of Soda Lake Road. 586 Comment
  SEINET9295205  Atriplex argentea George Hrusa, Wilfred, T. 2000-9-29 15688 San Luis Obispo Salty flats at the edge of sag pond on San Andreas fault, S end of Carrizo Plain, approx. 3 mi. N of Hwy 166. Low, spreading annual, roadside on Soda Lake Rd. Comment
  OBI57387  Atriplex argentea var. expansa David J. Keil 1998-6-8 27718 San Luis Obispo Along Bitterwater Rd. in Choice Valley. Vicinity of Grant Lake. T27S R17E Sect.9 Comment
  SD245335  Atriplex argentea var. mohavensis David Keil 1998-8-19 27983 San Luis Obispo Carrizo Plain, Soda Lake Road at Brentwood Trail. Comment
  OBI59985  Atriplex canescens George Butterworth 1997-7-20 141 San Luis Obispo 30 ft. S of Soda Lake rd, 0.6 mi E of KCL 680 Comment
  JEPS59408  Atriplex coronata W. L. Jepson 1927-4-27 12026 San Luis Obispo Cholame 335 Comment
  OBI73431  Atriplex coronata David J. Keil 2010-6-1 30837 San Luis Obispo Carrizo Plain. South of Belmont Trail, east of where drainage crosses road between Delray Road and Cochise Road. 590 Comment
  UCR266025  Atriplex coronata David J. Keil 2001-5-10 29437 San Luis Obispo South Coast Range, Bitterwater Road, Pinole Spring, 10.1 road miles north of Hwy 58 at site of stone springbox on slope below road 689 Comment
  JEPS90673  Atriplex coulteri Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13710 San Luis Obispo PG&E Diablo Canyon Nuclear Power Plant facility site, at Crowbar Benchmark PG&E Diablo Canyon Nuclear Power Plant facility site; South Coast Ranges 6 Comment
  CDA17719  Atriplex leucophylla Austin Griffiths, Gaylord Jones, Kathleen Jones, Kathryn Bay 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit; ca. 1/2 mi. N of beach path S of Shark Inlet, Morro Bay. 15 Comment
  OBI7029  Atriplex leucophylla Marguerite Costigan 1972-10-28 36 San Luis Obispo 20 yds N of Coleman Dr, 500 yds from Morro Rock Comment
  SBBG112709  Atriplex leucophylla C. B. Hardham 1957-11-2 2714 San Luis Obispo mouth of Old Crk Comment
  OBI71200  Atriplex polycarpa Ann Cochran 1986-7-9 4 San Luis Obispo Hwy 58 between the solar plant and the Lewis Ranch. On the hills back from the roads area Comment
  OBI31654  Atriplex prostrata Smeltzer, Turnquist 1982-7-28 206 San Luis Obispo Along the N foot trl in Laguna Lake Park Comment
  OBI80797  Atriplex semibaccata George Butterworth 2015-6-27 977 San Luis Obispo Carrizo Plains national monument. Soda Lake Rd. near south end and sag pond. 832 Comment
  UC463262  Atriplex semibaccata Roxana S. Ferris 1929-4-15 7638 San Luis Obispo on the coast road 2 mi n Moro; n of Moro Comment
  UC564133  Atriplex spinifera Roxana S. Ferris 1935-3-29 9108 San Luis Obispo 1 mi n Soda Lake (Carriso Plain); , n of Soda Lake Comment
  OBI66215  Atriplex suberecta David J. Keil 1998-10-9 28159 San Luis Obispo Along California Highway 33 s of junction with Ccalfornia Highway 166, ca. 0.7 miles n of Santa Barbara Co. line in Cuyama River Valley area. Comment
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Feb 5 2014
  RSA115511  Atriplex subspicata E. C. Twisselmann 1955-10-1 2435 San Luis Obispo Morro Bay State Park: edge of bay, near golf course. 0 Comment
  OBI69429  Atriplex vallicola David J. Keil, with Lynne Dee (Oyler) Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30492 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. Comment
  UCR175215  Austrocylindropuntia subulata George K. Helmkamp 2004-2-6 8254 -A San Luis Obispo Central Coast, Riverside Road at the low end of Nipomo Mesa beside Division Road 46 Comment
  OBI20103  Avena fatua Samuel Miyamoto 1971-6-2 16 San Luis Obispo Cal Poly campus, SW side of Aero Hanger and N side of parking lot 113 Comment
  OBI83480  Avena fatua Claire Dosen, Carter Terranova, Sarah Haluschak 2017-2-11 1 San Luis Obispo Cal Poly Campus, top of the "P" ridge, 30ft back from top of trail, near lower rock formations. 338 Comment
  RSA176353  Baccharis douglasii R. F. Thorne 1962-10-3 31412 San Luis Obispo Margin of Oso Flaco Lake. 8 Comment
  OBI53413  Baccharis glutinosa Arthur W. Hazebrook 1993-5-23 233 San Luis Obispo Nipomo Dunes Complex, along NE base of Big Coreopsis Hill and along Guerra Rd Comment
  OBI17782  Baccharis pilularis Dave Imper 1977-3-21 75 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd. 107 Comment
  OBI4809  Baccharis pilularis Mike Wemp 1972-3-29 8 San Luis Obispo About 1/2 mi NW of Montana de Oro State Park Campground 61 Comment
  CAS-BOT-BC99758  Baccharis salicifolia Ira L. Wiggins 1929-5-21 3707 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  CAS-BOT-BC99747  Baccharis salicifolia Ernest C. Twisselmann 1954-5-29 1309 San Luis Obispo Grants Lake: Eastern San Luis Obispo County 576 Comment
  OBI38487  Baccharis salicifolia Eric Wise 1983-2-24 1657 San Luis Obispo McGorty farm ponds, Adelaida. Artificial Comment
  JEPS29209  Baccharis salicifolia subsp. salicifolia Ernest C. Twisselmann 1962-12-28 8013 San Luis Obispo Grant Lake 579 Comment
  OBI75090  Bellardia trixago Michael Walgren 2011-5-2 231 San Luis Obispo Hwy 1 road edge on the inland side of the road between Pico Point and San Simeon Point. Comment
  OBI20544  Berberis pinnata subsp. pinnata Neil Havlik 1968-3-29 100 San Luis Obispo roadside of Perfumo Cyn rd, 1.3 mi from Los Osos Valley rd. Comment
  SBBG54830  Blennosperma nanum var. nanum D. Keil 1979-4-8 13027 San Luis Obispo ca. 2 mi S of California Valley, along Soda Lake Rd 579 Comment
  OBI16919  Blepharizonia laxa Robert F. Hoover 1952-11-2 8278 San Luis Obispo Caliente mt Comment
  CAS-BOT-BC127814  Blepharizonia laxa Ernest C. Twisselmann 1954-6-26 1393 San Luis Obispo Hills at Summit of Palo Prieta Canyon 655 Comment
  CAS-BOT-BC127817  Blepharizonia laxa Ernest C. Twisselmann 1957-11-5 4114 San Luis Obispo Head of Bitterwater Creek at the Sumner Ranch. 487 Comment
  CAS-BOT-BC127843  Blepharizonia laxa R. F. Hoover 1965-9-18 9588 San Luis Obispo Highland district (site of former Highland School). Comment
  SBBG55612  Blepharizonia plumosa subsp. viscida D. Keil 1980-9-19 14222 San Luis Obispo ca. 5 mi N of St Hwy 58 along Shell Crk Rd, just S of Cyn Ranch Comment
  CDA11646  Bloomeria crocea G. F. Hrusa, T. D. Wilfred 1995-6-19 12346 San Luis Obispo Santa Lucia Mountains; SE end of Cuesta Ridge Botanical Area. Comment
  CAS-BOT-BC478924  Bloomeria crocea var. crocea R. F. Hoover 1955-6-14 8359 San Luis Obispo San Simeon Comment
  CAS-BOT-BC478927  Bloomeria crocea var. crocea R. F. Hoover 1969-6-3 11361 San Luis Obispo Upper Cammatti Creek Comment
  OBI37593  Bolboschoenus fluviatilis David J. Keil 1982-7-26 16311 San Luis Obispo Along San Luis Crk adj to San Luis Obispo sewage treatment plant Comment
  OBI78797  Bolboschoenus maritimus David J. Keil 2013-8-29 31993 San Luis Obispo Morro Bay State Park. Just east of South Bay Blvd on south side of Los Osos Creek estuary. 2 Comment
  OBI22605  Bolboschoenus maritimus subsp. paludosus Robert F. Hoover 1946-11-17 6556 San Luis Obispo San Luis Obispo Comment
  OBI43591  Bolboschoenus maritimus subsp. paludosus Eric Wise 1982-5-17 1475 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  UC454519  Bowlesia incana I. J. Condit 1910-3-30 60 San Luis Obispo Carrisa Plains Comment
  SBBG110376  Brachypodium distachyon C. B. Hardham 1963-6-5 1978 b San Luis Obispo Cerro Alto 457 Comment
  SBBG95568  Brassica geniculata M. Stiles 1986-5-21 43 San Luis Obispo 1 mi S of Tefft Ave, on S Oakglen, Nipomo Common Comment
  OBI81210  Brassica nigra Rachel Chen, Sean Cuccia, Luke Gamboa 2015-4-28 4 San Luis Obispo Islay Hill Open Space, past Spanish Oaks DR. Comment
  UC1126852  Brassica nigra H. C. Lee 1937-5-28 1013 San Luis Obispo 1 mi w of Paso Robles. 335 Comment
  UC1927891  Brassica nigra David Keil, Tina Teed and Mariko Uchida 2001-6-15 29560 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  CAS-BOT-BC36786  Brassica rapa Ernest C. Twisselmann 1956-4-30 2727 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern SLO county. 670 Comment
  CAS-BOT-BC36784  Brassica rapa Clare B. Hardham 1957-9-12 2612 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria. Comment
  OBI16901  Brickellia nevinii Robert F. Hoover 1952-9-9 8331 San Luis Obispo Caliente MT. Comment
  SBBG48483  Briza maxima L. W. Edge 1974-6-11 472 San Luis Obispo Santa Rita Cyn Rd Comment
  OBI35410  Briza minor Helen Jones 1982-8-7 45 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC484535  Brodiaea jolonensis R. F. Hoover 1947-4-16 6935 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  CAS-BOT-BC144227  Bromus arenarius Ernest C. Twisselmann 1954-4-16 1064 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 640 Comment
  OBI22437  Bromus arenarius Robert F. Hoover 1947-5-9 7135 San Luis Obispo Calf Cyn E of Santa Margarita Comment
  CAS-BOT-BC144275  Bromus arenarius Ernest C. Twisselmann 1954-4-14 1063 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon. 2 miles south of Cholame. 365 Comment
  OBI80631  Bromus berteroanus David J. Keil 1992-4-12 22818 San Luis Obispo Laguna Lake City Park 170 Comment
  UCR161318  Bromus carinatus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9049 San Luis Obispo Coastal Hills, Prefumo Canyon, north side of Irish Hills; 2.2 mi west of Los Osos Valley Road 122 Comment
  UCD59083  Bromus carinatus C. A. Graham 1938-4-12 314 San Luis Obispo San Luis Obispo Co.: 2 1/2 miles south of Bee Rock. 213 Comment
  UC1131044  Bromus carinatus var. carinatus G. T. Nordstrom 1937-5-16 1251 San Luis Obispo 2.3 mi sse of Chimney Rock 502 Comment
  LA105468  Bromus carinatus var. carinatus Barry A. Prigge; 1989-3-19 8582 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, within 0.5 mi. upstream from State Highway 1, ca. 1.5 mi. E of Morro Bay 18 Comment
  OBI79936  Bromus catharticus David J. Keil 2013-7-27 31844 San Luis Obispo Montana de Oro State Park. Hazard Canyon at Pecho Valley Road 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
  OBI31745  Bromus diandrus Smeltzer, Turnquist 1982-4-12 18 San Luis Obispo SE side of Laguna Lake Park from the roadway over to base of hill Comment
  CAS-BOT-BC155736  Bromus diandrus Ernest C. Twisselmann 1969-4-24 15211 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 234 Comment
  CAS-BOT-BC155738  Bromus diandrus Clare B. Hardham 1957-4-2 1608 San Luis Obispo Santa Lucia Mountains. WIllows Creek. Comment
  OBI28806  Bromus diandrus David J. Keil, Melissa Luckow, Richared A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14451 San Luis Obispo 10 mi E of jctn with Calif rte 227 along Calif rte 58 Comment
  SEINET14409986  Bromus diandrus P. Bailey 1972-4-22 115 San Luis Obispo 2 mi E of Atascadero in Salinas River bed (dry) Comment
  SEINET14410054  Bromus frondosus D. Keil 1985-5-4 18737 San Luis Obispo south end of Morro Bay around Sweet Springs marsh Comment
  OBI22432  Bromus hordeaceus Eben McMillan 1952-5-2 87 San Luis Obispo Choice Valley - 1 mi E, 8 mis S of Shandon Comment
  OBI4808  Bromus hordeaceus Mike Wemp 1972-3-29 10 San Luis Obispo About 1/4 mi NW of Montana de Oro State Park campground 30 Comment
  CAS-BOT-BC155150  Bromus hordeaceus Clare B. Hardham 1961-5-18 7102 San Luis Obispo Santa Lucia Mountains. Between Pine Mountain and Rocky Butte. Comment
  RSA191881  Bromus hordeaceus R. F. Thorne, P. Everett 1963-6-15 32250 San Luis Obispo along roadside at Arroyo de la Cruz Creek Comment
  SBBG95740  Bromus madritensis D. Keil 1986-6-3 19631 San Luis Obispo Clark Valley Rd 0.5-0.75 mi SW of Los Osos Valley Rd Comment
  CAS-BOT-BC162301  Bromus madritensis Clare B. Hardham 1957-5-30 2042 San Luis Obispo Santa Lucia Mountains. Lani Oaks Ranch. South Road to Adelaida. Comment
  UC337748  Bromus madritensis subsp. rubens unknown May 1885 San Luis Obispo California Comment
  CAS-BOT-BC162032  Bromus pseudolaevipes Alice Eastwood 1906-6-13 413 San Luis Obispo Adjacent to Santa Maria. Suey Creek. Comment
  OBI49864  Bromus pseudolaevipes Robert F. Hoover 1950-6-20 7987 San Luis Obispo 6 mi W of Templeton on rd to Cambria Comment
  UC1153383  Bromus richardsonii R. F. Hoover 1964-6-12 9056 San Luis Obispo near Rocky Butte Fire Lookout Comment
  UCD58958  Bromus rubens subsp. rubens G. K. Helmkamp 2004-2-29 8317 San Luis Obispo San Luis Obispo Co.: Central Coast: Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi. NW of Division St. 115 Comment
  OBI29656  Bromus sitchensis David J. Keil, Dirk Walters 1980-4-26 13821 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI47487  Bromus sitchensis David J. Keil, Art Webster 1984-4-29 18202 San Luis Obispo In cyn bottom of Lopez Wilderness Area Comment
  SEINET14592532  Bromus stamineus R. Riggins 1982-1 1395 San Luis Obispo Pozo Rd 10 mi E jctn CA 58, 3.8 mi W Salinas River in Pozo Comment
  OBI47132  Bromus sterilis LynneDee Oyler 1986-5-21 471 a 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
  UCD59761  Bromus tectorum Beecher Crampton 1964-5-18 6986 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  UCSB2266  Cakile maritima Ralph, F. 1959-4-11 San Luis Obispo In San Simeon State Beach Park, 3.4 miles north of Cambria along Hwy. 1 4 Comment
  CAS-BOT-BC233973  Calandrinia breweri Clare B. Hardham 1958-5-28 3429 San Luis Obispo Intersection of North Road to Adelaida and Nacimiento Dam Road, Santa Lucia Mountains Comment
  OBI54854  Calandrinia breweri David J. Keil 1997-4-18 26201 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  RSA755085  Calandrinia breweri David J. Keil, Robyn Cox, Cindy Sage, Orrin Sage 2002-3-25 29751 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz. 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
  SBBG117474  Calandrinia menziesii E. Painter, M. Wetherwax 2003-3-7 CR 385 San Luis Obispo lower Generals Rd, just N of southern installation boundary; Camp Roberts 262 Comment
  CAS-BOT-BC167331  California macrophylla R. F. Hoover 1949-4-21 7623 San Luis Obispo 14 mi. E. of Creston on La Panza Rd. Comment
  RSA522575  Callitriche marginata David J. Keil 1986-3-22 19100 San Luis Obispo 2.7 miles SE of jct with Shell Creek Road along Hwy 58. 488 Comment
  CAS-BOT-BC492178  Calochortus albus Ira L. Wiggins 1929-5-21 3690 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  CAS-BOT-BC492179  Calochortus albus E. R. McKenzie 1923-5-1 s.n. San Luis Obispo San Simeon near Cayucos Comment
  CAS-BOT-BC492196  Calochortus albus R. F. Hoover 1965-5-19 9369 San Luis Obispo Forks of San Simeon Creek Comment
  CAS-BOT-BC492198  Calochortus albus Ernest C. Twisselmann 1960-5-17 5969 San Luis Obispo Adelaide Road, 2.6 miles west of Paso RObles. 341 Comment
  CAS-BOT-BC492199  Calochortus albus Roxana S. Ferris 1939-6-2 9765 San Luis Obispo 16 miles east of Paso Robles on the Paso Robles-Adelaide road. Santa Lucia Mountains Comment
  JEPS122386  Calochortus argillosus Nisrine Machaka-Houri with Gracie Benson-Martin 2014-5-7 NG 6 San Luis Obispo Turri Road. Comment
  OBI83621  Calochortus argillosus Melissa Mooney 2016-5-17 1607 San Luis Obispo Laguna Lake Park; City of San Luis Obispo 59 Comment
  RSA43138  Calochortus argillosus Robert F. Hoover 1947-5-12 7162 San Luis Obispo West base of Mount Bishop near San Luis Obispo Comment
  SBBG119465  Calochortus argillosus E. Painter, M. Wetherwax 2000-4-11 SLO 119 San Luis Obispo SSW of Chorro Reservoir, E side of rd between reservoir and California Mens Colony prison 200 Comment
  OBI59366  Calochortus argillosus David Keil 2001-6-14 29525 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. 800 Comment
  OBI58989  Calochortus clavatus var. clavatus David J. Keil 1998-6-23 27855 San Luis Obispo At Baldwin residence and on property to west of Baldwin property along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  SBBG35445  Calochortus clavatus var. clavatus J. Sainz, E. Painter, M. Wetherwax 2002-6-17 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 220 Comment
  CAS-BOT-BC492531  Calochortus luteus Ira L. Wiggins 1929-5-24 3770 San Luis Obispo Roadside 1 1/2 miles east of Templeton Comment
  OBI31589  Calochortus simulans Joy Nishida 1982-5-22 379 San Luis Obispo American Cyn campground Comment
  OBI45965  Calochortus simulans Clifton F. Smith 1986-4-29 12070 San Luis Obispo On rd to Hi Mtn above Arroyo Grande crk Comment
  OBI62941  Calochortus splendens David J. Keil 1992-6-5 23207 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  SBBG104505  Calochortus venustus F. L. Johnson, E. A. Young 1993-5-24 ROB 543 San Luis Obispo 2 km S of Twin Bridges; Camp Roberts Comment
  SBBG48488  Calochortus venustus L. W. Edge 1974-6-10 455 San Luis Obispo Turri Rd, S of Morro Bay Comment
  UC57496 Image available Calochortus venustus J. H. Barber 1899-5-22 San Luis Obispo Santa Lucia Mts. Comment
  CAS-BOT-BC496846  Calochortus venustus R. F. Hoover 1967-5-24 10586 San Luis Obispo West of Paso Robles on Adelaida road, Comment
  CAS-BOT-BC496848  Calochortus venustus Mrs. R. W. Summers 1882-6-10 844 San Luis Obispo Los Osos + San Luis Valleys Comment
  CAS-BOT-BC496849  Calochortus venustus Alice Eastwood; John Thomas Howell 1936-5-9 2367 San Luis Obispo 6 miles nw. of Adelaida Comment
  UCSB57251  Calochortus venustus Ryan, P.; Callaway, R. 1987-5-21 San Luis Obispo About 1.5 miles directly east of jct. of Biddle Ranch Rd. and Rhighetti Rd., 5 miles north of Arroyo Grande 243 Comment
  UCSC002293  Calochortus venustus I. J. Condit 1911-6-13 s.n. San Luis Obispo Morro Bay, roadside Comment
  OBI64624  Calycadenia villosa Dave Hacker 2005-5-17 2 San Luis Obispo 1.1 mi E of Red Hill Rd. S side of Hwy 58 w/in hwy right of way. 573 Comment
  UCD129802  Calycadenia villosa Robert E. Preston 1998-6-11 1111 A San Luis Obispo San Luis Obispo County: Morrison Ranch, ca. 1 mile east of ranch headquarters; on ridge between Camatta Creek and Long Canyon. 579 Comment
  UC1713680  Calyptridium monandrum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5193 San Luis Obispo 3 mi nw of La Panza Ranch (above Windmill Creek, along road from Creston to La Panza Ranch) 518 Comment
  SBBG132541  Calystegia collina subsp. venusta D. Keil, R. Riggins, D. R. Miller 1998-5-27 27465 San Luis Obispo San Simeon Crk Rd at Eagle Point, 10 mi NE from Hwy 1 Comment
  CAS-BOT-BC221394  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1948-3-28 7434 San Luis Obispo Coast west of Cambria Comment
  CAS-BOT-BC221397  Calystegia macrostegia subsp. cyclostegia Alice Eastwood; John Thomas Howell 1938-6-15 5969 San Luis Obispo Between Cambria and San Simeon Comment
  OBI33692  Calystegia macrostegia subsp. cyclostegia Melissa Luckow, Jerry Rendon 1980-4-24 30 San Luis Obispo Poly Canyon, about 1/4 mi S of end of road Comment
  OBI83673  Calystegia macrostegia subsp. cyclostegia Allison Tuuri, Jody Maddigan, Erika Rhodes, Cindy Want, Matt Murray, Nano Schmidt 2017-4-23 5 San Luis Obispo Ontario Ridge Trail, Avila. 1/6 mile north down trail on west side of trail. 220 Comment
  CAS-BOT-BC221374  Calystegia macrostegia subsp. cyclostegia John Thomas Howell 1964-6-29 40750 San Luis Obispo Between Cambria and Protestant Cemetery Comment
  CAS-BOT-BC221377  Calystegia macrostegia subsp. cyclostegia Roxana S. Ferris 1929-4-13 7527 San Luis Obispo East of San Luis Obispo Comment
  CDA39853  Calystegia macrostegia subsp. cyclostegia T. C. Fuller 1959-5-6 2457 San Luis Obispo Western limit of Pismo Beach. 0 Comment
  POM97524  Calystegia macrostegia subsp. cyclostegia P. A. Munz 1926-4-9 10230 San Luis Obispo Morro. Comment
  CDA15115  Calystegia malacophylla subsp. pedicellata G. F. Hrusa 1998-4-25 14201 San Luis Obispo La Panza Range; Near summit of La Panza Rd. immed. W of turnoff to Queen Bee Camp. Comment
  OBI25597  Calystegia subacaulis subsp. episcopalis David J. Keil 1981-5-16 14675 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  UC57519  Calystegia subacaulis subsp. episcopalis J. H. Barber May 1899 San Luis Obispo Sta Lucia Mts Sta Lucia Mts. Comment
  RSA0019352  Camissonia campestris subsp. campestris Greg Wilvert 2005-5-15 423 San Luis Obispo Southeast half of the Caliente Range: 1.5km SW of Semper Spring. 1191 Comment
  SD148108  Camissonia campestris subsp. campestris G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6622 San Luis Obispo La Panza Range: CA-58, 11.2 miles east of Santa Margarita. 487 Comment
  OBI11988  Camissonia campestris subsp. campestris Robert F. Hoover 1947-5-9 7131 San Luis Obispo Middle Branch of Huerhuero Crk N of Wells Corner Comment
  SEINET7072461  Camissonia contorta A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  SJSU3355  Camissonia kernensis C. W. Sharsmith 1962-4-21 6837 San Luis Obispo lower reaches Recruit Canyon near Crocker Peak, Temblor Range Comment
  RSA186464  Camissonia micrantha Peter H. Raven 1962-3-25 16972 San Luis Obispo Near Shell Creek on road to Shandon, 1.2 miles north of Creston - Simmler Road 396 Comment
  OBI53045  Camissonia strigulosa David J. Keil, Kathleen Keil, Lynne Dee Oyler, & Danielle DeRome 1991-4-6 21497 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  SD186263  Camissoniopsis cheiranthifolia G. K. Helmkamp 2003-7-31 8064 San Luis Obispo West edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road. 14 Comment
  SD38655  Camissoniopsis cheiranthifolia subsp. cheiranthifolia E. A. Purer 1931-8-6 San Luis Obispo Oceano; Sand dunes Comment
  OBI11900  Camissoniopsis hirtella Robert F. Hoover 1967-5-5 10524 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI66500  Camissoniopsis hirtella Mindy Wilkinson 1995-4-14 s.n. San Luis Obispo Santa Lucia Mts. W Cuesta Grade in aftermath of Sept 1994 hwy 41 fire Comment
  SBBG119680  Camissoniopsis ignota E. Painter, M. Wetherwax 2003-3-18 CR 397 San Luis Obispo N side of Nacimiento River, above Twin Bridges; Camp Roberts 193 Comment
  OBI53543  Camissoniopsis micrantha Arthur W. Hazebrook 1991-4-19 19 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI8146  Capsella bursa-pastoris Kurt R. Neisess unk s.n. San Luis Obispo Los Osos Comment
  OBI80845  Cardamine californica David J. Keil 2015-2-14 32646 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 70 Comment
  CAS-BOT-BC37648  Cardamine californica R. F. Hoover 1947-1-4 6582 San Luis Obispo Upper Arroyo Grande 6 miles above County Park. Comment
  OBI2112  Cardamine californica Mrs. R. W. Summer February 1883 s.n. San Luis Obispo San Luis Obispo Mt Comment
  UCR161295  Cardamine oligosperma George K. Helmkamp, E. A. Helmkamp 2005-3-9 9094 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  SD143581  Carduus pycnocephalus R. D. Goeden, D. W. Ricker 1972-5-2 San Luis Obispo Irish Hills, See Canyon Road, 4 miles north of San Luis Bay Rd., southwest of San Luis Obispo 182 Comment
  OBI57094  Carduus pycnocephalus Danielle DeRome 1995-4-1 419534 San Luis Obispo Poly cyn on a W facing slope N NEofthe Peterson ranch house Comment
  OBI40978  Carex cusickii David J. Keil, Eric A. Wise 1985-4-25 18541 San Luis Obispo Black lake Cyn between Calif Hwy 1 and the Guadalupe Rd Comment
  OBI57021  Carex globosa G. F. Hrusa, D. Ragan 1997-8-10 14072 San Luis Obispo South Coast Ranges. Los Padres Natl Forest; upper Water Cyn on E side of Cuesta Ridge SE of Cuesta Pass. Quad: Lopez Mtn 460 Comment
  OBI78553  Carex globosa D. R. Miller 1993-4-3 493 -C1 San Luis Obispo Flora of Pine Mtn Region. Along loop rd at Cole Ranch 732 Comment
  OBI78914  Carex nudata David J. Keil 1988-3-19 20440 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  CAS-BOT-BC119434  Carex nudata Clare B. Hardham 1957-4-14 1661 San Luis Obispo Rocky Santa Rita Streambed. 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
  CAS-BOT-BC146579  Carex obispoensis Alice Eastwood; John Thomas Howell 1938-6-14 5931 San Luis Obispo Prefumo Canyon Comment
  OBI25582  Carex obispoensis David J. Keil 1981-5-16 14695 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI45093  Carex obispoensis David J. Keil, Jepson Herbarium Grp 1987-4-11 s.n. San Luis Obispo Vicintiy of Arroyo de la Cruz N of San Simeon Comment
  CAS-BOT-BC146578  Carex obispoensis Lewis S. Rose 1936-5-7 36239 San Luis Obispo Steiner Creek, near San Luis Obispo Comment
  OBI2511  Carex obispoensis Larry E. Brown 1970-4-5 1766 San Luis Obispo Cuesta Ridge Botanical Area ca. 8 mi N of San Luis Obispo Comment
  OBI53449  Carex obnupta Arthur W. Hazebrook 1991-6-6 84 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes; NE facing base of hill. At the ede of Little Oso Flaco Lake Comment
  SD132501  Carex schottii G. Helmkamp 1990-9-3 San Luis Obispo South end of Morro Bay; southwest of Baywood Park; coastal strand. 14 Comment
  CAS-BOT-BC117631  Carex serratodens Marcus E. Jones 1882-5-6 3235 San Luis Obispo Unspecified. Comment
  SEINET13216203  Carex serratodens L. Kelly, Janet Haden 1988-1 224 San Luis Obispo Above Laguna Lake Park Comment
  CAS-BOT-BC117323  Carex spissa R. F. Hoover 1947-4-27 7113 San Luis Obispo Morro Creek, above base of grade on Hwy to Atascadero along rivulets. Comment
  OBI65944  Carex spissa Wendy Thackery, Stacey Smith and Paul Corsi 2003-1 San Luis Obispo Comment
  RSA90879  Carex spissa F. W. Peirson 1920-7-30 2218 San Luis Obispo Willow Creek, near Morro. Comment
  CAS-BOT-BC230103  Carpobrotus chilensis Ernest C. Twisselmann 1959-5-23 5279 San Luis Obispo Point Buchon 4 Comment
  OBI53578  Carpobrotus chilensis Arthur W. Hazebrook 1991-4-28 51 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI35504  Carpobrotus edulis S. M. Inman 1983-5-25 79 San Luis Obispo Pecho Study Site, Los Osos. 1/2 miles south on Pecho Valley Rd. past junction of Pecho Rd. Right on dirt road after "deer" sign, to south of dirt road. 49 Comment
  OBI55069  Carthamus lanatus Steven A. Junak 1990-7-12 4402 San Luis Obispo Santa Lucia Mts, along W Cuesta Ridge Rd ca 7.6 mi W of intersection with hwy 101, at access rd to electronic facility on Peak 2761 768 Comment
  OBI9701  Castilleja affinis Ed Zimmerman 1966-4-8 10 San Luis Obispo W of Cuesta summit Comment
  RSA181883  Castilleja affinis P. C. Hutchinson 1963-5-11 2685 San Luis Obispo Santa Lucia Range 13 miles east of Cambria, just east of summit on the road to Paso Robles. Comment
  UC55382  Castilleja affinis subsp. affinis J. H. Barber 1900-2-18 1004 San Luis Obispo Peachy Canyon Comment
  JEPS4850  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3209 San Luis Obispo w side summit of road between Templeton and Cayucos Comment
  JEPS57300  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-14 1880 San Luis Obispo s of Cambria (below Cambria Lodge) Comment
  UCSC000683  Castilleja attenuata C. A. Graham 1938-4-18 343 San Luis Obispo 0.7 mile west of Lynch Ranch, San Antonio River drainage southwest of Bradley Lynch Ranch, San Antonio River - Bradley 381 Comment
  UC604939  Castilleja densiflora subsp. gracilis Roxana S. Ferris and Ruth P. Rossbach 1938-5-11 9433 San Luis Obispo 2 mi e Santa Margarita (on State Hwy 178) Comment
  OBI62670  Castilleja densiflora subsp. obispoensis Cletis England 2003-5-6 D 218 San Luis Obispo San Geronimo Ranch, Harmony Comment
  UCSB70476  Castilleja densiflora subsp. obispoensis Chuang, T.; Chuang, Fei-Mei 1978-5-19 San Luis Obispo 1 mile south of Cambria turnoff, along Highway 1. Comment
  JEPS10330  Castilleja exserta subsp. exserta W. L. Jepson 1927-4-26 12017 San Luis Obispo Carrizo Plain 670 Comment
  UCR140136  Castilleja exserta subsp. exserta George K. Helmkamp 2004-3-13 8340 San Luis Obispo Central Coast, Nipomo Mesa, SE of Oceano, Mesa Dunes Mobile Home Park, along Mesa View Dr., 0.2 mi south of the jct of Halcyon Rd 76 Comment
  OBI9347  Castilleja exserta var. latifolia Robert F. Hoover 1950-5-30 7939 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  UC454825  Castilleja foliolosa Unangst 1906-5-9 694 San Luis Obispo Oak Park Comment
  UCSB26575  Castilleja foliolosa Ketcham, A. 1968-4-26 San Luis Obispo summit of the mountain south of Coon Creek; about 1.3 miles from the end of Los Osos Valley Road Comment
  PASA1928  Caucalis microcarpa M. Stason 1930-4-14 234 San Luis Obispo near Poso Comment
  RSA0029044  Caulanthus anceps Greg Wilvert 2005-3-26 48 San Luis Obispo Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range. 819 Comment
  RSA176428  Caulanthus anceps I. L. Wiggins 1932-4-2 5819 San Luis Obispo Bitterwater Valley between Cholame and Annette Comment
  UC455735  Caulanthus anceps I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  OBI14866  Caulanthus anceps Herbert L. Mason 1952-4-6 14203 San Luis Obispo Temblor Range, E of Cholame Comment
  UC1296269  Caulanthus anceps R. F. Hoover 1948-4-12 7439 San Luis Obispo foothills on w side Cottonwood Pass Comment
  LA29215  Caulanthus californicus Mary V. Hood; 1944-4-21 43- 48 k* San Luis Obispo Cuyama Valley 914 Comment
  SD132663  Caulanthus coulteri Clifton F. Smith 1988-3-1 12115 San Luis Obispo At hairpin turn along Highway 58 on north slopes of Temblor Range near head of Temblor Creek. 915 Comment
  SD60266  Caulanthus coulteri var. lemmonii Ira L. Wiggins 1932-4-2 5819 San Luis Obispo Bitterwater Valley between Cholame and Annette. Comment
  UC1051467  Caulanthus coulteri var. lemmonii Herbert L. Mason 1952-4-6 14202 San Luis Obispo Temblor Range e Cholame; Temblor Range e of Cholame Comment
  CDA42275  Caulanthus inflatus G. F. Hrusa, M. Pitcairn 2015-4-13 18626 San Luis Obispo Caliente Mts., Pipeline Rd., west side of east end of Carrizo Plain. 917 Comment
  OBI14895  Caulanthus lasiophyllus Robert F. Hoover 1949-4-2 7580 San Luis Obispo W side of Cottonwood Pass Comment
  SBBG117766  Caulanthus lasiophyllus M. Wetherwax, E. Painter, J. Greenhouse 2001-3-21 SLO 183 San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  CAS-BOT-BC39540  Caulanthus lemmonii Chester Dudley 1935-4-12 s.n. San Luis Obispo San Miguel. Comment
  OBI14885  Caulanthus lemmonii Robert F. Hoover 1952-4-8 8076 San Luis Obispo La Panza District Comment
  CAS-BOT-BC39542  Caulanthus lemmonii Ella Dales Cantelow 1935-3-17 3741 San Luis Obispo East of Cholame. Comment
  CAS-BOT-BC49005  Ceanothus cuneatus Alice Eastwood; John Thomas Howell 1938-6-14 5920 San Luis Obispo Prefumo Canyon Comment
  UCD112085  Ceanothus cuneatus R. S. Woglum 1941-4-26 2980 San Luis Obispo San Luis Obispo County: La Panza. Comment
  UCR4605  Ceanothus cuneatus Frank C. Vasek 1960-4-9 600409- 19 San Luis Obispo 1.5 mi west of barn on Pecho Ranch, 6.3 mi SW of Los Osos, on dirt road about 11 miles along the road south of Los Osos Comment
  RSA202607  Ceanothus cuneatus E. C. Twisselmann 1968-5-13 14204 San Luis Obispo Head of Cammatta Canyon at the Cottingham place 610 Comment
  OBI10366  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1947-2-10 6612 San Luis Obispo Price Cyn Comment
  OBI66702  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18148 San Luis Obispo Montana de Oro State park, just W of coll 18147 Comment
  OBI13472  Ceanothus cuneatus var. ramulosus A. Ahmad 1963-4-7 San Luis Obispo San Luis Obispo Gardens Comment
  UC1071304  Ceanothus cuneatus var. rigidus A. E. Wieslander 1933-3-23 281 San Luis Obispo Chorro Creek. San Luis Obispo quad., Santa Lucia Range 365 Comment
  CAS-BOT-BC49778  Ceanothus dentatus R. F. Hoover 1952-5-10 8162 San Luis Obispo Near mouth of Arroyo de la Cruz (just s. of), on mesa summit Comment
  CAS-BOT-BC64353  Ceanothus foliosus Ernest C. Twisselmann 1955-5-27 2028 San Luis Obispo La Panza Range. Black Mountain. Shandon. 868 Comment
  UC1070603  Ceanothus impressus H. C. Lee 1936-2-1 377 San Luis Obispo 1.6 mi e Black Lake; Arroyo Grande quad., San Luis Obispo 30 Comment
  OBI72365  Ceanothus impressus var. nipomensis Anthony Baniaga 2010-3-31 87 San Luis Obispo Black Lake Cyn Callender property; 150 m E of hwy 1 intersecting Callender rd 27 Comment
  UCSC010707  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  SBBG48518  Ceanothus oliganthus var. sorediatus R. N. Philbrick with D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo about 0.5 mi W of Cuesta Summit and US Hwy 101 Comment
  UC774551  Ceanothus oliganthus var. sorediatus Carl B. Wolf 1941-7-11 10978 San Luis Obispo 1/4 mi nw of summit Cuesta Grade; Santa Lucia Range, nw of summit of Cuesta Grade 426 Comment
  SBBG29086  Ceanothus papillosus C. B. Hardham 1956-4-26 543 San Luis Obispo Dellaganna Ranch, Cienega Crk, Cayucos Rd Comment
  OBI10395  Ceanothus papillosus Neil Havlik 1968-4-26 173 San Luis Obispo On ridge of mtn W of coon Crk, about 1-1/4 mi from end of Los Osos Valley rd Comment
  OBI10405  Ceanothus papillosus Unknown 1964-4-12 102 San Luis Obispo Prefumo Cyn, San Luis Obispo Comment
  RSA172345  Ceanothus ramulosus Robert F. Thorne, Percy C. Everett 1963-6-7 32142 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  RSA122362  Ceanothus spinosus B. Bolt 1936-3-12 613 San Luis Obispo 1 mile ENE of Cerro Romauldo. 152 Comment
  UCD162807  Ceanothus thyrsiflorus D. O. Burge 2014-11-23 1682 San Luis Obispo San Luis Obispo County: Hollister Peak, N slope. 226 Comment
  OBI5493  Ceanothus thyrsiflorus var. thyrsiflorus Sharon Jochums 1974-3-9 30 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI22916  Centaurea calcitrapa David J. Keil 1978-10-19 s.n. San Luis Obispo Along San Luis Crk near jctn of S. Higuera Rd and US 101 Comment
  OBI60714  Centaurea melitensis Ann Cochran 1986-7-26 34 San Luis Obispo Area around fire station [Calif Valley] T30S, R18E, sec 13 Comment
  UC1927792  Centaurium David Keil 2006-5-24 30449 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of Comment
  OBI16301  Centromadia fitchii Robert F. Hoover 1946-9-9 6370 San Luis Obispo San Marcos Crk (W of San Miguel) Comment
  RSA0027663  Centrostegia thurberi Greg Wilvert 2005-5-30 450 San Luis Obispo 1.3 km S of Padrones Spring. 1154 Comment
  OBI19057  Ceratonia siliqua Jack M. Farrell 1955-2-21 34 San Luis Obispo Cal Poly Campus Comment
  OBI77001  Cercocarpus betuloides Michael Medved 1978-4-3 s.n. San Luis Obispo Foothills fo Santa Luica Mts on Cal Poly campus 240 Comment
  UC1127828  Cercocarpus betuloides var. betuloides H. C. Lee 1936-3-10 477 San Luis Obispo Indian Knob 243 Comment
  CAS-BOT-BC137180  Cercocarpus betuloides var. betuloides W. R. Dudley 1903-4-2 s.n. San Luis Obispo East of Santa Margarita, school house Comment
  OBI10204  Cercocarpus montanus var. glaber Robert J. Rodin 1957-4-9 6135 San Luis Obispo One half mi W of summit of cuesta grade summit, 3 mi N of San Luis Obispo Comment
  UC1315107  Chaenactis fremontii R. F. Hoover 1967-6-4 10599 San Luis Obispo near n end of Elkhorn Plain (canyon in Temblor Range); Temblor Range, Elkhorn Plain Comment
  JEPS18490  Chaenactis glabriuscula var. glabriuscula Rimo Bacigalupi with Roi Partridge 1957-6-8 5898 San Luis Obispo just e of Grover City (between Pismo Beach and Arroyo Grande) 45 Comment
  OBI57997  Chaenactis glabriuscula var. lanosa Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Just SE of Jack Lake Comment
  RSA523924  Chaenactis glabriuscula var. lanosa Barbara Ertter 1989-5-23 8486 San Luis Obispo Unical Oil Refinery, 4 air miles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area. Comment
  UC1119707  Chaenactis glabriuscula var. lanosa G. T. Nordstrom 1937-4-14 1077 San Luis Obispo 2.8 mi ese of William Ranch; Adelaida Quadrangle Comment
  UC90171  Chaenactis glabriuscula var. lanosa M. M. Miles 1890-1 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC277601  Chaenactis glabriuscula var. lanosa Alice Eastwood 1906-6-13 367 San Luis Obispo Country adjacent to Santa Maria Comment
  POM203440  Chaenactis glabriuscula var. megacephala J. T. Howell 1931-3-21 5925 San Luis Obispo Cuyama Valley 38 miles east of Santa Maria Comment
  CAS-BOT-BC279632  Chaenactis stevioides Carl B. Wolf 1935-4-17 6459 San Luis Obispo Diablo Range. Cottonwood Canyon, 1/10 mi. above (W.) Kern Co. Line 579 Comment
  OBI16826  Chaenactis stevioides Robert F. Hoover 1967-4-15 10453 San Luis Obispo Cyn just W of "Cottonwood Cyn bridge" lower Cuyama Valley Comment
  UC1119738  Chaenactis stevioides P. L. Johannsen 1937-4-22 1075 San Luis Obispo 6 mi ne of Padrones Springs; McKittrick 883 Comment
  UC1285251  Chaenactis stevioides R. F. Hoover 1952-5-25 8239 San Luis Obispo s end of Soda Lake; Carrizo Plain, Soda Lake Comment
  IRVC28936  Chenopodium ambrosioides G. K. Helmkamp 2003-11-22 8228 San Luis Obispo base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande Central Coast 15 Comment
  OBI66222  Chenopodium berlandieri David J. Keil 1998-10-9 28153 San Luis Obispo Ca. 20 road miles w of New Cuyama along Hwy 166. Ca. 1400 ft. elev. 427 Comment
  UC1136384  Chenopodium californicum N. K. Carlson 1936-3-19 166 San Luis Obispo 2.2 mi ne Los Berros (Plot 6); Arroyo Grande Quadrangle Comment
  OBI53638  Chenopodium californicum Arthur W. Hazebrook 1991-5-7 76 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill Comment
  RSA63058  Chenopodium carnosulum var. patagonicum L. S. Rose 1950-5-13 50116 San Luis Obispo Oso Flaco Lake region Comment
  OBI52105  Chenopodium macrospermum Larry Kelly, David J. Keil 1988-10-1 301 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI78631  Chenopodium macrospermum David J. Keil 2013-8-28 31979 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
  OBI6185  Chloris virgata Shirley Sparling 1974-9-21 s.n. San Luis Obispo Calif Polytechnic State Univ campus Comment
  SD148066  Chloropyron maritimum subsp. palustre G. K. Helmkamp, E. A. Helmkamp 2000-6-15 5686 San Luis Obispo Coastal strand between Los Osos and sand dunes W of the end of Howard street (Morro Bay South) 14 Comment
  CAS-BOT-BC178923  Chorizanthe angustifolia R. F. Hoover 1964-6-11 9035 San Luis Obispo just S of Hazard Canyon 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
  SD148095  Chorizanthe angustifolia G. K. Helmkamp, E. A. Helmkamp 2000-4-22 5476 San Luis Obispo Central Coast: Los Osos, between the W end of Howard St. and Morro Bay sand dunes 14 Comment
  CAS-BOT-BC191792  Chorizanthe breweri R. F. Hoover 1946-6-15 6144 San Luis Obispo Reservoir Canyon Comment
  OBI17776  Chorizanthe diffusa Dave Imper 1977-3-21 82 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 91 Comment
  OBI30721  Chorizanthe diffusa Koomanoff et al 1981-5-16 14 San Luis Obispo SSE 45 deg slope near summit of Indian Knob Comment
  SBBG62248  Chorizanthe diffusa M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC256945  Chorizanthe membranacea Clare B. Hardham 1956-5-9 639 San Luis Obispo Santa Lucia Mountains. Hills South East of Chimney Rock Comment
  UC52597  Chorizanthe obovata Ida M. Blochman June 1893 San Luis Obispo Santa Maria Comment
  JEPS57612  Chorizanthe obovata Ralph Hoffmann 1930-7-8 San Luis Obispo Upper Cuyama Valley Comment
  RSA489228  Chorizanthe obovata James L. Reveal, C. Rose Broome 1987-6-20 6498 San Luis Obispo Price Canyon, Shell Oil Company fields west of Price Canyon Road, 0.5 mile north of Ormonde Road and 1.2 mile south of Edna, about 3 airline miles north of Pismo Beach 91 Comment
  UC1296190  Chorizanthe obovata R. F. Hoover 1947-5-24 7206 San Luis Obispo n Pozo (lower Toro Creek); Lower Toro Creek, n of Pozo Comment
  OBI11199  Chorizanthe palmeri Robert F. Hoover 1964-7-11 9190 San Luis Obispo Santa Lucia Range. San Bernardo Crk E of Morro Bay Comment
  SBBG118000  Chorizanthe palmeri E. Painter 2002-4-23 SLO 200 San Luis Obispo W of Dughi Spring, W of La Trinidad mine tailings; Camp San Luis Obispo 480 Comment
  CAS-BOT-BC252758  Chorizanthe palmeri James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-16 6469 San Luis Obispo Along Cypress Mountain Road, about 0.1 mile north of California Highway 46, about 11 airline miles northwest of Atascadero Comment
  CAS-BOT-BC252759  Chorizanthe palmeri James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-16 6468 San Luis Obispo Along Santa Rosa Creek Road at its intersection with California Highway 46, about 10 airline miles northwest of Atascadero Comment
  CHSC43093  Chorizanthe rectispina L. P. Janeway; Jean Witzman, Julie Jensen 1988-5-31 2125 San Luis Obispo Along Calf Cyn Rd (hwy 58) ca 1 1/4 mi NE of Creston Rd. On N side of hwy, in bare openings in chamise chaparral between dirt rd and the hwy. 457 Comment
  UC849139  Chorizanthe staticoides Ynez Whilton Winblad 1933-6-27 San Luis Obispo Atascodero- Morro Road; Atascodero-Morro Road Comment
  UCR122469  Chorizanthe staticoides George K. Helmkamp, E. A. Helmkamp 1998-5-20 3899 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  CAS-BOT-BC255284  Chorizanthe staticoides Roxana S. Ferris 1955-5-25 12832 San Luis Obispo 7.5 mi. E of Santa Margarita on north circuit road of Park Hill District Comment
  CAS-BOT-BC255287  Chorizanthe staticoides D. E. Breedlove 1962-7-4 3750 San Luis Obispo Along El Camino Cielo, 1.6 miles west of State Highway 154, Santa Ynez Mountains 853 Comment
  UCSB59211  Chorizanthe staticoides Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo Along Hwy. 58, approx. 100 meters south of jct. with Parkhill Road, 5 miles north of Santa Margarita. 426 Comment
  RSA142451  Chorizanthe uniaristata Clare B. Hardham 1960-5-13 5682 San Luis Obispo Hills between San Juan River and the Carissa Comment
  RSA165427  Chorizanthe ventricosa Clare B. Hardham 1961-4-8 6793 San Luis Obispo Cottonwood Pass, east of Chalome. Comment
  UC1136063  Chorizanthe xanti P. L. Johannsen 1937-4-23 1080 San Luis Obispo 5 mi sw Midland Post Office; McKittrick Quad. 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
  CAS-BOT-BC284031  Cirsium brevistylum Clare B. Hardham 1957-7-14 2446 San Luis Obispo Santa Rita Road 3 1/2 miles west of York Mt. Road, Santa Lucia Mountains Comment
  CAS-BOT-BC100948  Cirsium fontinale var. obispoense Mark A. Elvin; Nic Huber 2006-3-30 4626 San Luis Obispo Central Coastal: San Luis Obispo; N-side of Laguna Lake 61 Comment
  CAS-BOT-BC100949  Cirsium fontinale var. obispoense Alice Eastwood; John Thomas Howell 1938-6-14 5917 San Luis Obispo Prefumo Canyon, San Luis Range Comment
  SBBG133420  Cirsium fontinale var. obispoense H. Schneider, B. Hill 2016-7-25 11 San Luis Obispo cuts on side of Perfumo Cyn Rd 95 Comment
  OBI81496  Cirsium occidentale Jill M. Bushakra, Jake Martin 2000-5-31 32 San Luis Obispo Hwy 229 c. 4 miles from city of Creston. 305 Comment
  CAS-BOT-BC285470  Cirsium occidentale var. californicum Ernest C. Twisselmann 1954-5-22 1279 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 670 Comment
  SBBG109893  Cirsium occidentale var. californicum C. B. Hardham 1958-8-9 3864 San Luis Obispo Atascadero Comment
  OBI74396  Cirsium occidentale var. compactum Helen Jones 1981-5-5 71 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC100985  Cirsium occidentale var. compactum David D. Keck; Wm. M. Hiesey 1940-5-31 5153 San Luis Obispo 1 mi. N. of Piedras Blancas lighthouse Comment
  CAS-BOT-BC280122  Cirsium occidentale var. venustum John Thomas Howell 1933-7-2 11418 San Luis Obispo Paso Robles Comment
  SEINET5506986 Image available Cirsium occidentale var. venustum Betsy Northman 1962-6-13 191 San Luis Obispo 20 mi W from Hwy 101 on Adelaide County Rd; 1.5 mi from junction at fork of Franklin Creek on north bank and Gallegos Rd. Comment
  OBI79033  Cirsium vulgare David J. Keil 2013-8-22 31905 San Luis Obispo Morro Bay State Park. Between 1743 and 1800 Turri Road (from 35.330341 deg. , -120.812458 deg. to 35.327170 deg. , -120.808337 deg. ) 9 Comment
  SD197835  Clarkia Peter L. Morrell, K. L. Kendrick 1996-5-19 491 San Luis Obispo Upper Cuyama Valley, off Highway 166 along old state highway, c. 15 miles (air) northeast of Santa Maria. 277 Comment
  SBBG104520  Clarkia affinis M. D. Proctor, E. A. Young 1993-4-11 ROB 346 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  UC56104  Clarkia affinis J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mts. Comment
  CAS-BOT-BC162540  Clarkia affinis H. Lewis; Ruth P. Rossbach; C. Epling 1947-5-2 181 San Luis Obispo Santa Margarita - Pozo Road, 9.8 mi. east of road to Creston Comment
  UC1072013  Clarkia affinis Kenton L. Chambers 1956-4-28 1028 San Luis Obispo 1.7 mi se of bridge Salinas River (Rocky Canyon Road from Atascadero to Creston) Comment
  UC1072018  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 910 San Luis Obispo 7.5 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  UCD104008  Clarkia affinis L. D. Gottlieb 1988-6-22 8835 San Luis Obispo San Luis Obispo County: W of Paso Robles on Klau Mine Road. 0.1 mile S of intersection with Adelaida Road. Comment
  CDA20985  Clarkia bottae G. F. Hrusa 1993-5-2 11039 San Luis Obispo Reservoir Canyon. Comment
  OBI51788  Clarkia bottae R. Mike Arens 1994-5-22 76 San Luis Obispo Cal Poly campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  RSA43111  Clarkia bottae Robert F. Hoover 1947-5-30 7234 San Luis Obispo Huasna district Comment
  OBI12119  Clarkia bottae Robert F. Hoover 1969-6-22 11382 San Luis Obispo Santa Lucia Range. Chorro Crk cyn (Serrano Cyn) Comment
  OBI19391  Clarkia bottae Carl B. Wolf 1941-7-11 10984 San Luis Obispo Santa Lucia Mts, along Santa rosa Crk, 1.3 mi E Mammoth Rock School on Cambria-Templeton rd 183 Comment
  OBI58558  Clarkia cylindrica David J. Keil 1998-5-13 27227 San Luis Obispo Just E of intersection of La Panza Rd. & Hwy 58 Comment
  POM305250  Clarkia cylindrica subsp. cylindrica Henry J. Ramsey, Henry J. Ramsey 1940-4-20 576 San Luis Obispo Cholame. Comment
  UC1585920  Clarkia cylindrica subsp. cylindrica Barbara Ertter 1989-6-10 8561 San Luis Obispo ca. 20 air mi ene San Luis Obispo (3 1/2 mi from Hwy. 58 on road to Navajo Campground, e side of mountain); La Panza Range, Black Mt., McGinnis Creek 609 Comment
  JEPS8032  Clarkia cylindrica subsp. cylindrica Rimo Bacigalupi with G. T. Robbins 1954-5-13 4453 San Luis Obispo 1 mi e Paso Robles (on road to Shandon) Comment
  POM262030  Clarkia cylindrica subsp. cylindrica I. L. Wiggins 1929-5-24 3752 San Luis Obispo 1.5 miles east of Templeton. Comment
  UC1071968  Clarkia cylindrica subsp. cylindrica H. Lewis and C. Epling 1947-5-5 207 San Luis Obispo 5.3 mi s Hwy. 178 (Soda Lake Rd.) Comment
  UC373515  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-4 6 San Luis Obispo 1 mi from summit on n side Cuesta Pass 400 Comment
  POM216318  Clarkia epilobioides D. D. Keck 1933-5-5 2205 San Luis Obispo 4.5 miles west of San Luis Obispo on Morro road Comment
  OBI65852  Clarkia heterandra D. R. Miller 1994-5-27 594 -388 San Luis Obispo Pine Mt Region. On D.R. Miller propery, E slope of Pine Mt; Tobaco crk drainage 700 Comment
  SEINET3929536  Clarkia modesta David Keil 1987-5-6 20136 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  CAS-BOT-BC163339  Clarkia modesta R. F. Hoover 1950-4-30 7857 San Luis Obispo East slope of La Panza Range Comment
  OBI55210  Clarkia modesta Greg Frugoli 1997-4-29 66 San Luis Obispo S of Navajo cmpgd turnoff appx 0.25 mi on Red Hill Rd, La Panza Range, Los Padres NF (hwy 58 burn area) 573 Comment
  OBI58330  Clarkia modesta David J. Keil, with Kathleen A. Keil 1998-5-26 27453 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
  RSA43109  Clarkia prostrata Robert F. Hoover 1947-5-25 7224 San Luis Obispo Coast directly west of Cambria Comment
  UC1184357  Clarkia prostrata Peter H. Raven 1958-5-25 13007 San Luis Obispo [from Harlan Lewis, 2004 annotation]: Ocean bluffs, 2.3 mi N of crossing of Arroyo de la Cruz, State Highway 1 Comment
  OBI27305  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
  OBI73479  Clarkia purpurea subsp. quadrivulnera David J. Keil, with Mike Mattina 2010-5-31 30792 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  UCR159305  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, E. A. Helmkamp 2005-4-22 9388 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  CDA15771  Clarkia purpurea subsp. quadrivulnera G. F. Hrusa 1993-5-21 11084 San Luis Obispo Approx. 2 km. beyond Stony Creek Camp. Comment
  CAS-BOT-BC165043  Clarkia rubicunda R. F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  POM32650  Clarkia speciosa subsp. immaculata Katherine Brandegee 1911-7-26 s.n. San Luis Obispo Price Canyon Comment
  SBBG122656  Clarkia speciosa subsp. immaculata M. Carroll 2008-7-28 San Luis Obispo PXP Price Cyn facility, W side of Price Cyn Rd Comment
  JEPS43749  Clarkia speciosa subsp. immaculata Rhoda Reed 1916-5-21 San Luis Obispo Cavitas Canyon San Luis Obispo Comment
  SBBG104231  Clarkia speciosa subsp. speciosa F. L. Johnson, E. A. Young 1993-5-24 ROB 566 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG5006  Clarkia speciosa subsp. speciosa C. B. Hardham 1958-5-31 3467 San Luis Obispo Atascadero Comment
  UC338225  Clarkia speciosa subsp. speciosa Lemmon 1887-1 San Luis Obispo Comment
  UC1071894  Clarkia speciosa subsp. speciosa H. and M. Lewis 1947-6-25 487 San Luis Obispo about 1 mi e Santa Margarita-Creston Road (road to Parkhill district) Comment
  UC171610  Clarkia speciosa subsp. speciosa E. Palmer, M. D. 1876-7-10 143 San Luis Obispo 25 mi ne San Luis Obispo; McGinnis Comment
  CAS-BOT-BC165405  Clarkia tembloriensis Ernest C. Twisselmann 1956-5-22 2855 San Luis Obispo Kelly's Canyon, Red Hills 556 Comment
  RSA719907  Clarkia tembloriensis subsp. tembloriensis Nancy Smith, M. Huerta 2004-4-14 s.n. San Luis Obispo On Hwy 58, 0.6 miles SW of Kern county line. Comment
  UC1122468  Clarkia unguiculata G. T. Nordstrom 1937-5-16 1227 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quadrangle Comment
  CAS-BOT-BC165584  Clarkia unguiculata R. F. Hoover 1969-6-9 11374 San Luis Obispo Old Creek Road above Cayucos. Santa Lucia Range Comment
  CAS-BOT-BC165587  Clarkia unguiculata Clare B. Hardham 1959-5-6 4411 San Luis Obispo Intersection Nacimiento Dam Rd and Rd. to Pleyto Comment
  RSA108144  Clarkia unguiculata Harlan Lewis, Carl Epling 1947-5-3 190 San Luis Obispo Paso Robles to Adelaida, 8.8 miles west of U.S. Highway 101 Comment
  RSA495305  Clarkia unguiculata L. D. Gottlieb 1988-6-22 8829 San Luis Obispo On Highway 58, 3.5 miles northeast of Santa Margarita; just south of bridge over Salinas River Comment
  RSA0028044  Claytonia exigua Greg Wilvert 2005-4-9 201 San Luis Obispo Above Lawson Spring. 850 Comment
  OBI10781  Claytonia parviflora subsp. parviflora Robert F. Hoover 1968-4-17 11053 San Luis Obispo Elkhorn Hills Comment
  CAS-BOT-BC439585  Claytonia parviflora subsp. parviflora Ernest C. Twisselmann 1952-3-1 199 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch Comment
  OBI83490  Claytonia perfoliata Evrett Marr 2017-2-14 1 San Luis Obispo Bob Jones trail, half mile past trailhead on right side below fenced off brown structures, flat area 10 Comment
  SBBG69759  Claytonia perfoliata subsp. perfoliata unknown 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG104833  Clematis lasiantha D. A. Young, F. L. Johnson 1992-6-16 ROB 25 San Luis Obispo 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  OBI79813  Clematis ligusticifolia D. R. Miller, E. A. Appel 2013-8-18 813 .1069 San Luis Obispo Growing up and on willows next to Cambia sewer plant at Heath and Windsor Boulevard. 20 Comment
  OBI13505  Clinopodium douglasii Unknown 1960-5-16 s.n. San Luis Obispo Ocean Pines 15 Comment
  OBI58875  Collinsia bartsiifolia var. davidsonii David J. Keil, with Kathleen A. Keil 1998-5-26 27426 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Rd., 3.3 miles from Hwy 58 (35 deg. 21.466' N x 120 deg. 16.570' W). 640 Comment
  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
  JEPS6345  Collinsia sparsiflora var. collina Philip A. Munz 1925-3-24 9221 San Luis Obispo Atascadero Creek 457 Comment
  OBI35735  Conium maculatum Allison Berry 1984-4-10 94 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI78787  Convolvulus simulans Michael Walgren, Kerry Knudsen 2014-4-15 384 San Luis Obispo Chevron Oil Company property in a field .34 mile east of the intersection of Zanzibar and Tuscan roads. 96 Comment
  IRVC29248  Conyza canadensis G. K. Helmkamp, E. A. Helmkamp 2004-10-1 8827 San Luis Obispo 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek Central Coast; Outer South Coast Range 171 Comment
  UC1119235  Coreopsis calliopsidea C. M. Belshaw 1936-4-2 1781 San Luis Obispo 4 mi n of Padrones Spring (Carrizo Plain); McKittrick Quadrangle 731 Comment
  UCR265992  Coreopsis calliopsidea David J. Keil, Kathleen Keil 1992-4-11 22790 San Luis Obispo Inner South Coast Range, California Valley, Carrizo Plain; Belmont Trail c. 2 miles east of Soda Lake Road at intersection with small cross road 593 Comment
  CAS-BOT-BC287118  Coreopsis douglasii R. F. Hoover 1950-3-28 7769 San Luis Obispo Poly Canyon Comment
  CAS-BOT-BC287119  Coreopsis douglasii R. F. Hoover 1948-4-17 7468 San Luis Obispo San Juan River S of Shandon Comment
  UC89296  Coreopsis gigantea L. Jared San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC101422  Corethrogyne filaginifolia R. F. Hoover 1946-10-5 6462 San Luis Obispo North end of Morro Bay Comment
  OBI16650  Corethrogyne filaginifolia Robert F. Hoover 1965-9-7 9523 San Luis Obispo Santa Rita crk W of Templeton Comment
  OBI59724  Corethrogyne filaginifolia George Butterworth 1997-8-23 155 San Luis Obispo T31S, R19E, S26, SW qtr. W of American Ranch 3/4 mi 100 yds E of fence/ section line, 30 yds S of rd; N slpe 622 Comment
  SD62147  Corethrogyne filaginifolia var. filaginifolia Darley F. Howe 1965-11-7 4155 San Luis Obispo Sand dunes west of Oso Flaco Comment
  OBI70736  Cornus glabrata D. R. Miller 2009-5-15 509 .879 San Luis Obispo Rocky Butte/Pine mt region; Creek way on tributary to bear cyn, Tobacco crk drainage 427 Comment
  RSA0028263  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
  OBI81472  Corymbia ficifolia Alana Higgins, Andrew McHaney, Rachel Wehrman, August Fluegge, Ryan Vidnolo, Lauren Tallichet 2015-11-10 8 San Luis Obispo Morro Bay Outlet 19 Comment
  OBI79106  Cotoneaster pannosus David J. Keil 2011-11-12 31190 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  OBI31133  Cotula coronopifolia Julie M. Vanderwier 1979-9-8 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  SBBG8030  Cotula coronopifolia H. and M. Dearing 1940-8-18 4464 San Luis Obispo Oso Flaco Lake Comment
  OBI38476  Cotula coronopifolia Eric Wise 1981-6-27 753 San Luis Obispo Cuyama River, 4.7 mi W of Pine cyn Comment
  OBI57562  Crassula aquatica David J. Keil 1998-5-6 27108 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI66128  Crassula connata D. R. Miller 1994-3-23 394 -122 San Luis Obispo Pine Mt Region. At Geo. Edmunson's barn area, Tobacco Crk drainage 700 Comment
  OBI65199  Cressa truxillensis Greg Wilvert 2005-7-20 505 San Luis Obispo SE half of the Caliente Range. Along Pipeline Rd 929 Comment
  OBI35296  Crocanthemum scoparium Melody Dickens 1980-5-30 28 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  UC570007  Crocanthemum scoparium var. vulgare H. S. Yates 1936-3-23 5375 San Luis Obispo Mouth of Hazard Canyon Cayucos Quad. 91 Comment
  UC19192  Crocanthemum scoparium var. vulgare W. H. Brewer 1861-4-30 496 San Luis Obispo s of Monterey Bay; Atascadero; Atascadero, S of Monterey Bay Comment
  OBI31159  Croton californicus Julie M. Vanderwier 1978-5-28 62 San Luis Obispo Indian Knob Tar Sands Comment
  OBI5385  Croton californicus Robert J. Rodin 1956-5-20 6055 San Luis Obispo S end of Morro Bay Comment
  RSA418516  Croton californicus Jerry A. Powell 1972-6-1 931 San Luis Obispo Oso Flaco Lake, 5 miles S of Oceano. Comment
  SEINET12142338  Croton californicus var. tenuis P. O. Schallert 1945-1 I 9617 San Luis Obispo near Shandon 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
  JEPS67542  Cryptantha clevelandii W. L. Jepson 1941-4-17 20263 San Luis Obispo Arroyo Grande Comment
  OBI74996  Cryptantha clevelandii David J. Keil 1988-3-19 20428 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  SBBG93755  Cryptantha clevelandii S. A. Junak 1990-5-17 4361 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, ridge S of first high voltage tower E of W Cuesta Ridge Rd 688 Comment
  SEINET3929039  Cryptantha clevelandii David Keil 1988-3-19 20428 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits.; 0 30 Comment
  UC1285293  Cryptantha clevelandii R. F. Hoover 1952-6-10 8245 San Luis Obispo Black Mt. La Panza Range Comment
  UCR134402  Cryptantha clevelandii George K. Helmkamp, E. A. Helmkamp 2001-4-29 6596 San Luis Obispo Irish Hills, Prefumo Cyn Rd., 2.8 miles west of Los Osos Valley Rd., SW of San Luis Obispo 91 Comment
  OBI56495  Cryptantha clevelandii D. R. Miller 1991-6-15 691 -1 San Luis Obispo Along rd into Williams property, Little Pine, Pine Mtn area Comment
  UC280375  Cryptantha clevelandii Mrs. R. W. Summers 1884-3 San Luis Obispo Reservoir, Hathaway Hill Hathaway Hill Comment
  OBI7635  Cryptantha clevelandii var. florosa Christian Smith 1975-5-20 s.n. San Luis Obispo Near salt marsh in Morro Bay Comment
  RSA63028  Cryptantha clevelandii var. florosa L. S. Rose 1950-5-13 50115 San Luis Obispo Oso Flaco Lake region Comment
  CDA11377  Cryptantha intermedia G. F. Hrusa 1995-4-15 12097 San Luis Obispo La Panza Range; Adjacent to Queen Bee Camp 1 m. S of La Panza Rd. summit. Comment
  CDA15157  Cryptantha intermedia G. F. Hrusa 1998-4-26 14264 San Luis Obispo Temblor Range; Carrizo Plain Natural Area. N end of Elkhorn Plain. Comment
  RSA0041514  Cryptantha intermedia LeRoy Gross, Marcel Beffort, P. DeVries 2014-5-13 6419 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
  SBBG107446  Cryptantha intermedia C. B. Hardham 1958-5-5 3198 San Luis Obispo hills bordering W side of Carissa Plains Washburn Ranch Comment
  UCD146986  Cryptantha intermedia Robert E. Preston 2010-4-23 2768 San Luis Obispo W slope of Temblor Range, 5.2 mi ENE of Simmler. 995 Comment
  SBBG108245  Cryptantha microstachys C. B. Hardham 1958-5-7 3232 San Luis Obispo hills W of Bee Rock Rd, Nacimiento Lake Comment
  OBI42926  Cryptantha muricata Jan Johnson, Melissa Boggs 1986-5-11 18 San Luis Obispo Los Padres Natl Forest. E Cuesta Ridge about 12 mi N of San Luis Obispo, of hwy 101 Comment
  UCR190655  Cryptantha nevadensis var. rigida George K. Helmkamp, E. A. Helmkamp 2005-4-22 9409 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  CDA16073  Cucurbita palmata G. F. Hrusa, G. Butterworth 2000-9-3 15707 San Luis Obispo Carrizo Plain. Saucito House area, Bromley Pasture. 0 Comment
  CAS-BOT-BC80522  Cupressus arizonica Ernest C. Twisselmann 1968-8-23 14905 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC80520  Cupressus arizonica A. S. Albert 1936-6-22 s.n. San Luis Obispo Mesa above Berros, three miles south of Arroyo Grande Comment
  RSA352385  Cupressus macrocarpa George R. Johnstone 1929-8-13 s.n. San Luis Obispo Cambria. Comment
  JEPS77592  Cupressus sargentii L. R. Heckard 1978-11-12 4982 San Luis Obispo nw of Cuesta Pass; Cuesta Ridge Comment
  SEINET10531529  Cupressus sargentii Carl B. Wolf 1934-11-1 Wolf 2167 San Luis Obispo Santa Lucia Mountains, Chorro Creek, north of National Guard Camp. Upper sonoran:- Yucca whipplei, Ceanothus cuneatus. Sun. Serpentine rock. 230 Comment
  OBI33105  Cuscuta californica David J. Keil 1983-7-16 17402 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI69459  Cuscuta subinclusa David J. Keil, with Kathleen A. Keil 2007-7-5 30484 San Luis Obispo San Luis Range. San Luis Obispo Open Space: junction of Bog Thistle Trail and Mariposa Trail. 140 Comment
  OBI75764  Cuscuta subinclusa D. R. Miller 2011-8-11 811 .984 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Near spring area, along fence line at Cline cabin, Tobacco crk drainage 488 Comment
  OBI6347  Cynodon dactylon Robert J. Rodin 1970-5-5 8391 San Luis Obispo Nature Preserve, Camp San Luis Obispo 15 Comment
  OBI35101  Cyperus eragrostis Eric Wise 1981-7-10 923 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Atascadero Lake Comment
  UCR91838  Cyperus eragrostis George K. Helmkamp 1996-5-24 1044 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  OBI17017  Cyperus eragrostis R. R. LaBelle 1967-10-10 33 San Luis Obispo Laguna Lake, San luis Obispo Comment
  OBI35464  Cyperus eragrostis S. M. Inman 1983-9-23 104 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
  CDA34241  Cyperus erythrorhizos David J. Keil 2010-10-21 30936 San Luis Obispo Cayucos: Whale Rock Reservoir. Comment
  OBI17025  Cyperus erythrorhizos Robert F. Hoover 1966-10-1 10096 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Crk Comment
  OBI78845  Cyperus involucratus David J. Keil 2013-9-3 32012 San Luis Obispo Morro Bay State Park. Channel of Chorro Creek, just west of South Bay Blvd. 6 Comment
  OBI44819  Cyperus involucratus David J. Keil 1979-7-1 13109 San Luis Obispo San Luis Range, lower Prefumo Cyn Comment
  OBI35119  Cyperus niger Eric Wise 1981-9-29 1213 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Orcutt Rd 2.3 mi S of Johnson Ave, SLO Comment
  RSA759024  Cyperus niger David J. Keil 2002-9-12 29921 San Luis Obispo North of Arroyo Grande, West Ormonde Road, about 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 West Ormonde Road. 107 Comment
  OBI30436  Dactylis glomerata Melissa Luckow 1982-6-24 901 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of rd Comment
  UCR91811  Danthonia californica George K. Helmkamp 1996-5-24 1049 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  JEPS99137  Datura ferox Clare B. Hardham 1962-9-1 8899 San Luis Obispo 6 mi E of Paso Robles (Creston Road) Comment
  OBI68254  Datura stramonium David J. Keil 2003-11-2 s.n. San Luis Obispo Field just S intersection of Los Osos Valley Rd and Foothill Rd, near outskirts of San Luis Obispo 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
  OBI50236  Deinandra corymbosa David J. Keil 1991-5-18 21550 San Luis Obispo C.T. ranch on E and N outskirts of Cambria; in N part of ranch Comment
  CAS-BOT-BC300049  Deinandra corymbosa subsp. corymbosa David D. Keck; Wm. M. Hiesey 1940-5-31 5144 San Luis Obispo 6 mi. N. of Cayucos Comment
  CAS-BOT-BC300048  Deinandra corymbosa subsp. corymbosa David D. Keck; Wm. M. Hiesey 1940-5-31 5152 San Luis Obispo 1 mi. N. of Piedras Blancas lighthouse Comment
  OBI80150  Deinandra fasciculata David J. Keil 1985-6-18 18862 San Luis Obispo South Bay Wastewater Treatment Facility EIS survey. Bayview Heights area. Comment
  HSC5812  Deinandra halliana L. S. Rose 1968-4-23 68039 San Luis Obispo 1.5 mi. E of Cholame 335 Comment
  CAS-BOT-BC299374  Deinandra increscens subsp. increscens R. F. Hoover 1965-10-1 9690 San Luis Obispo Coast road just south of Hazard Canyon Comment
  RSA710304  Deinandra increscens subsp. increscens R. K. Brummitt 1997-6-15 19756 San Luis Obispo 5 km SE of Morro Bay town towards Los Osos. 10 Comment
  UC1392796  Deinandra increscens subsp. increscens R. F. Hoover 1969-7-19 11506 San Luis Obispo near Pismo Beach (s of Pismo Creek) Comment
  CAS-BOT-BC299397  Deinandra increscens subsp. increscens James I. McMurphy 1916-8-15 s.n. San Luis Obispo Below San Luis Obispo Comment
  CAS-BOT-BC299961  Deinandra kelloggii Ernest C. Twisselmann 1954-5-11 1213 San Luis Obispo Palo Prieta Canyon 3 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 518 Comment
  OBI16118  Deinandra pentactis Robert F. Hoover 1946-9-14 6371 San Luis Obispo Santa Margarita Comment
  UC1069532  Deinandra pentactis P. L. Johannsen 1937-5-28 1170 San Luis Obispo 1 mi wsw of. Near plot 274 Chimeneas Ranch; McKittrick Quadrangle Comment
  CAS-BOT-BC292044  Deinandra pentactis R. F. Hoover 1969-6-3 11365 San Luis Obispo Windmill Creek, La Panza district Comment
  CAS-BOT-BC292047  Deinandra pentactis Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School grounds, San Luis Obispo Comment
  CAS-BOT-BC292067  Deinandra pentactis R. F. Hoover 1965-9-15 9556 San Luis Obispo Near summit on Pozo-Arroyo Grande road Comment
  UC338212  Deinandra pentactis unknown 1887-1-1 4607 San Luis Obispo Comment
  UCD135697  Deinandra pentactis Bruce G. Baldwin 1985-9-29 538 San Luis Obispo San Luis Obispo County: junction of California State Highway 58 and Shell Creek Road. Comment
  OBI77537  Delairea odorata Melody Dickens 1980-9-18 48 San Luis Obispo Morro rock, Morro Bay, N face Comment
  RSA140045  Delphinium californicum Clare B. Hardham 1960-5-21 5840 San Luis Obispo Santa Rita Cr., Juhl Ranch, west of Templeton. Comment
  CDA42262  Delphinium gypsophilum G. F. Hrusa, M. Pitcairn 2015-4-13 18608 San Luis Obispo Carrizo Plain; Carrizo Plain. N. end. Side of Sprague Rd. a continuation of 7 Mi. Rd. 669 Comment
  OBI81264  Delphinium gypsophilum Matt Beyers, J. Dart, D. Groh, J. Pohlman, G. Salas, and K. Weichert 2015-4-9 1088 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
  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-BC8679  Delphinium gypsophilum Roxana Stinchfield Ferris; Ruth P. Rossbach 1938-5-12 9466 San Luis Obispo Lower edge of Soda Lake on Carriso Plain Comment
  UC2027439  Delphinium gypsophilum subsp. gypsophilum Greg Wilvert 2005-4-24 300 San Luis Obispo Southeast Half of the Caliente Range. 1.1 km WNW of Lawson Spring. Comment
  UCR84742  Delphinium hesperium subsp. pallescens Kathy Harper 1992-5-12 s.n. San Luis Obispo Foothills of Sierra Nevada Mtns., Temblor Mtns,, Highway 58, near border with Kern Co. 826 Comment
Read comments
Oct 4 2007
  OBI10637  Delphinium nudicaule Neil Havlik 1968-4-3 115 San Luis Obispo Upper end of Lopez Cyn Rd Comment
  OBI81306  Delphinium parryi Karis Russell, Ari Burton, Chris Codding, Ryan Doan 2015-4-28 6 San Luis Obispo Irish Hills, take Sterling Land and hike into surrounding hills. Sample taken from Northeast-facing slope. Comment
  UC9240  Delphinium parryi Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  RSA140522  Delphinium parryi Clare B. Hardham 1958-6-3 3527 San Luis Obispo San Luis Obispo: Chimney Rock Ranch, road to Adelaida Comment
  SBBG51325  Delphinium parryi subsp. blochmaniae J. Doty 1969-4-25 642 San Luis Obispo St Hwy 1, 5.3 mi S of jct with Halcyon Rd, S of Arroyo Grande 60 Comment
  OBI29302  Delphinium parryi subsp. eastwoodiae Lou Morton 1981-5-17 San Luis Obispo Laguna Lake Park Comment
  OBI8434  Delphinium parryi subsp. eastwoodiae Lynne D. Althouse 1977-3-26 5 San Luis Obispo Wolfe's horse ranch near San Luis high school 137 Comment
  OBI58613  Delphinium parryi subsp. parryi David J. Keil 1998-4-28 26978 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
  OBI10632  Delphinium parryi subsp. parryi Aart C. De Vos 1963-5-7 101 San Luis Obispo 2 yrd old burnt area +/- 4 mi NE of Santa Margarita Comment
  CAS-BOT-BC116399  Delphinium patens subsp. hepaticoideum R. F. Hoover 1952-5-24 8217 San Luis Obispo Caliente Mt., near highest peak Comment
  CAS-BOT-BC17127  Delphinium recurvatum R. F. Hoover 1967-5-20 10581 San Luis Obispo West side of Carrizo Plain about 1 mi. s. of California Valley headquarters. Comment
  CAS-BOT-BC17129  Delphinium recurvatum R. F. Hoover 1967-3-22 10523 San Luis Obispo Carrizo Plain, north side of Soda Lake Comment
  RSA492681  Delphinium variegatum Walter Wisura, L. Aberbom 1989-5-16 4351 San Luis Obispo San Bernardo Creek Ranch, E. of Morro Bay Comment
  CAS-BOT-BC7885  Delphinium variegatum subsp. variegatum Mrs. R. W. Summers 1886-4-21 s.n. San Luis Obispo Sta. Margarita Valley Comment
  OBI11827  Dendromecon rigida P. J. Justen 1966-4-8 12 San Luis Obispo On old Hwy 101 going up to Cuesta Grade Comment
  RSA585859  Dendromecon rigida F. L. Johnson, M. D. Proctor 1993-2-21 ROB 0163 San Luis Obispo Pick and Shovel Mine Comment
  UC1178414  Dendromecon rigida R. J. Rodin 1957-4-9 6132 San Luis Obispo 4 mi n San Luis Obispo (near crest of pass); Cuesta Pass Comment
  OBI22298  Deschampsia cespitosa Robert F. Hoover 1947-6-2 7261 San Luis Obispo Cambria Comment
  CAS-BOT-BC201619  Deschampsia danthonioides Clare B. Hardham 1960-4-21 5524 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  CAS-BOT-BC201616  Deschampsia danthonioides Ernest C. Twisselmann 1954-5-15 1479 San Luis Obispo At Palo Prieta Summit, 8 miles south of Cholame 667 Comment
  CAS-BOT-BC201618  Deschampsia danthonioides Clare B. Hardham 1957-5-12 1946 San Luis Obispo Green's Lake Comment
  OBI20329  Deschampsia danthonioides David J. Keil 1979-4-8 13037 San Luis Obispo 2 mi S of Calif Valley along Soda Lake Rd 579 Comment
  UC1126764  Descurainia pinnata N. H. French 1937-3-12 892 San Luis Obispo Cuyama Ranch; McKittrick Quad. 548 Comment
  UCD114668  Descurainia pinnata Peter Kamb; Francia Chisaki 1950-5-13 1793 San Luis Obispo San Luis Obispo County: south of Oso Flaco Lake. 15 Comment
  SBBG44986  Desmazeria rigida A. Eastwood, J. T. Howell 1936-5-6 San Luis Obispo Chorro Crk Comment
  OBI75843  Dichelostemma capitatum Al Lindholm 1971-4-11 166 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. Open ridge top E of Geode Mtn. E slope of Geode Mtn 520 Comment
  CAS-BOT-BC500821  Dichelostemma capitatum Mrs. R. W. Summers 1883-1-24 s.n. San Luis Obispo Valley Comment
  SBBG107652  Diplacus X linearis C. B. Hardham 1956-5-22 750 San Luis Obispo Atascadero Ranch Comment
  CAS-BOT-BC150711  Diplacus calycinus Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9436 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway #178 Comment
  CHSC53645  Diplacus fremontii L. P. Janeway; Jean Witzman 1988-4-30 2657 San Luis Obispo Upper reaches of eastern branches of Huerhuero Cr; ca 2 1/2 mi E of Creston. 426 Comment
  CDA6698  Dipsacus sativus T. C. Fuller 1962-7-17 9228 San Luis Obispo Near the mouth of Santa Rosa Creek, across the road from Cambria County Park, Cambria Pines. 0 Comment
  SBBG44863  Distichlis spicata L. W. Edge 1972-5-10 185 San Luis Obispo Turri Rd, S of Morro Bay Comment
  OBI22316  Distichlis spicata Robert J. Rodin 1962-6-9 6882 San Luis Obispo Cuyama Valley along Cuyama Crk by bridge 43 mi E of hwy 101 Comment
  SBBG12233  Dithyrea maritima E. R. Blakley 1960-7-2 3503 San Luis Obispo between the beach and Oso Flaco Lake 6 Comment
  SBBG127469  Dittrichia graveolens S. Tavana, A. Kok, Z. Little, R. Pace 2011-11-2 San Luis Obispo 75 yards after the gate on Poly Cyn Rd, on left side of path growing on rd 60 Comment
  OBI31358  Dodecatheon clevelandii Joy Nishida, Robert Allen 1982-4-10 236 San Luis Obispo American Cyn campground 524 Comment
  SBBG104412  Dodecatheon clevelandii subsp. insulare M. D. Proctor, E. A. Young 1993-3-17 ROB 194 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC159528  Drymocallis glandulosa var. glandulosa Alice Eastwood 1927-4-7 14295 San Luis Obispo Morro Comment
  UC1063779  Dryopteris arguta H. S. Lee 1936-5-11 594 San Luis Obispo 1 1/2 mi s of mouth Clapboard Canyon; Nipomo Quadrangle Comment
  CAS-BOT-BC109530  Dudleya abramsii subsp. murina K. Nakai 1980-6-4 616 San Luis Obispo San Luis Obispo, Cuesta Canyon Park, on the north end of the parking lot. Comment
  UCSB59202  Dudleya abramsii subsp. murina Ryan, P.; Callaway, R. 1987-5-7 San Luis Obispo About 2.5 miles from head of West Corral de Piedra Creek; on serpentine ridge directly west of this point on the creek 213 Comment
  UC75771  Dudleya caespitosa Miss Alice King June 1895 San Luis Obispo Pismo Beach Comment
  SEINET6911854  Dudleya caespitosa J. L. Crane, J. D. Schoknecht 1988-8-19 163 San Luis Obispo Coastal Highway 1, north of San Simeon. Comment
  OBI57567  Dudleya lanceolata David J. Keil 1998-5-20 27331 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
  SBBG49114  Dudleya lanceolata J. Copeland 1974-7-19 San Luis Obispo 2 mi W of Hwy 101 on Tefft Avenue, Grand View Mesa, Nipomo Comment
  OBI35272  Dudleya palmeri H. E. Jones 1981-5-18 3 San Luis Obispo Point Piedras Blancas Comment
  CAS-BOT-BC415007  Dudleya palmeri Alice Eastwood 1927-8-1 15018 San Luis Obispo near type locality, Cambria 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
  CAS-BOT-BC291102  Eastwoodia elegans R. F. Hoover 1952-5-25 8233 San Luis Obispo North base of Caliente Mt Comment
  UC2027537  Eastwoodia elegans Greg Wilvert 2005-4-30 369 San Luis Obispo Southeast Half of Caliente Range: 1 km E of Padrones Spring. Comment
  UCR111256  Eastwoodia elegans C. Bratt, J. Sainz, C. F. Smith 1988-5-31 s.n. San Luis Obispo Caliente Range, road along ridge west of Morales Canyon, between Government 18 and Taylor Canyon Oil Fields, c. 9.5 - 10 mi. NW of Caliente Mtn. 1150 Comment
  OBI66598  Echinochloa colona David J. Keil 1998-9-22 s.n. San Luis Obispo Campus of Cal Poly State Univ. At edge of parking lot near Ag Engineering Bldg Comment
  OBI43361  Echinochloa crus-galli Eric Wise 1981-9-29 1242 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  OBI78523  Echinodorus berteroi Eric Wise 1981-7-10 916 San Luis Obispo Santa Margarita Lake Comment
  OBI33947  Eclipta prostrata David J. Keil 1983-10-21 17976 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  OBI56305  Ehrharta erecta David J. Keil 1998-11-21 s.n. San Luis Obispo San Luis Obispo at 940 Del Rio Ave Comment
  SBBG12960  Eleocharis macrostachya C. B. Hardham 1957-5-12 1960 San Luis Obispo shores of Green's Lake near crest of Santa Lucias between Rocky Butte and Cypress Mtn Comment
  UCSB59916  Eleocharis macrostachya Penkala, Brad; Ryan, P. 1987-9-2 San Luis Obispo Orcutt Creek at Black Road, 1/4 mile north of its junction with Hwy. 1, southwest of Santa Maria 48 Comment
  CAS-BOT-BC112673  Eleocharis parishii Ernest C. Twisselmann 1955-6-16 2172 San Luis Obispo San Juan River, 13.4 mi S of la Panza Ranch. 560 Comment
  UCD49851  Eleocharis parishii G. F. Hrusa 1987-5-27 5370 San Luis Obispo Wet areas about Buck Spring. App. 2 miles N of Rock Front Ranch off Highway 166. Cuyama Valley. Comment
  UCR42643  Eleocharis rostellata David J. Keil 1985-6-22 18937 San Luis Obispo Hill south of Los Osos Creek estuary at eastern edge of Morro Bay salt marsh, west of South Bay Blvd. Comment
  CAS-BOT-BC197355  Elymus John Thomas Howell 1964-6-29 40737 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  OBI72396  Elymus caput-medusae J. Clark & J. Olson, J. Olson 1999-7-1 San Luis Obispo Camp Roberts. Within and along vernal pool exclosure between Avery Rd (N) tank trl (S) and Bivouac Rd (W). UTMs (NAD27) zone 10S, 697220E, 3960720N 198 Comment
  CDA15582  Elymus glaucus G. F. Hrusa 1993-5-21 11061 San Luis Obispo Central Coast; Big Falls Creek. Partially shaded slopes on W side of creek approx. 3/4 mi. upstream from confl. with Lopez Creek. Mostly in formerly disturbed sites. Perennial in distinct single clumps with 2-5 culms each. Comment
  OBI21761  Elymus glaucus Robert F. Hoover 1964-6-7 8994 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  LA105571  Elymus glaucus Barry A. Prigge; 1989-4-19 8677 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek Drainage, ca. 5 air mi. E of Morro Bay 121 Comment
  OBI21749  Elymus glaucus Robert F. Hoover 1964-6-12 9052 San Luis Obispo Near Rocky Butte fire lookout Comment
  UC1153388  Elymus glaucus R. F. Hoover 1964-6-5 8934 San Luis Obispo near summit of ridge w upper Lopez Canyon (w- and s-facing slopes) Comment
  SBBG93984  Elymus multisetus S. A. Junak 1990-5-15 4330 San Luis Obispo near S edge of Cuesta Ridge Botanical Area on W side of upper middle fork of Chorro Crk, along old rd on W side of Pick and Shovel Mine, ca. 0.1 mi S of house ruins 579 Comment
  OBI60869  Elymus triticoides Larry Kelly, David J. Keil 1988-10-1 308 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI69679  Elymus triticoides LynneDee Oyler 1988-8-31 572 San Luis Obispo Moonshadow Ranch, equestrian. 215 acres on SE corner of 46 and Hwy 1 Comment
  OBI75080  Emex spinosa Michael Walgren 2011-4-18 221 San Luis Obispo Morro Bay State Park, along Lower State park Rd in the city of Morro Bay Comment
  OBI54342  Emmenanthe penduliflora George Butterworth 1995-4-4 33 San Luis Obispo Carrizo Plain Natural Area. T31S, R19E, S15, SE Qtr. Near top of E slope below Windmill rd where it turns NE Comment
  UC55304  Emmenanthe penduliflora J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  UCD131283  Encelia californica G. Helmkamp 1997-6-21 2066 San Luis Obispo San Luis Obispo County: Questa Ridge north of San Luis Obispo and 0.4 mile west of radio towers. 260 Comment
Read comments
May 31 2014
  HSC101504  Ephedra californica J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12744 San Luis Obispo Along the Soda Lake-San Diego Creek Road 385 Comment
  SBBG95294  Ephedra californica D. Keil, R. Riggins 1986-4-26 19274 San Luis Obispo 0.9 mi NE of jct of Elkhorn Rd on Crocker Grade Rd 822 Comment
  CAS-BOT-BC81653  Ephedra californica Chester Dudley 1927-6-1 s.n. San Luis Obispo Caliente Mts. back of Painted Rock Comment
  CAS-BOT-BC81672  Ephedra californica R. F. Hoover 1951-4-20 8052 San Luis Obispo E. side of [Carriza] Carrizo Plain, E of Soda Lake Comment
  OBI7496  Ephedra californica Rimo Bacigalupi, R. S. Ferris & G. T. Robbins 1955-5-24 5220 San Luis Obispo Beside US hwy 399 (and State hwy 166) in upper part of cuyama Valley 0.8 mi E of jctn with road from Ventura (US 399 Southward) 777 Comment
  UC1296211  Ephedra viridis R. F. Hoover 1950-5-28 7934 San Luis Obispo Redrock Canyon Cuyama Valley, Redrock Canyon (n side of lower Cuyama Valley, on steep rocky red clay slopes) Comment
  CAS-BOT-BC166410  Epilobium canum subsp. canum Clare B. Hardham 1959-9-27 4987 San Luis Obispo Arroyo de la Cruz Comment
  OBI72083  Epilobium ciliatum subsp. watsonii Michael Walgren 2010-3-3 84 San Luis Obispo N of San Simeon along cattle trl near Arroyo Hondo, W of hwy 1 Comment
  OBI37139  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-26 695 San Luis Obispo Drainage ditch at E entrance to Cambria Air force station. 5.6 mi S of Cambria W of hwy 1 Comment
  OBI37153  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-29 840 San Luis Obispo Twin Lake of Dune lakes Comment
  SBBG14955  Epilobium densiflorum E. C. Twisselmann 1962-7-12 7426 San Luis Obispo vernal pool bed at the summit of Palo Prieto Cyn 609 Comment
  OBI58528  Epilobium minutum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27496 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., 15 road miles NE of junction with Hwy 1. Hearst Ranch near Pine hut and Rocky Butte (35 deg. 42.164' N x 121 deg. 05.781' W). 853 Comment
  OBI1039  Equisetum hyemale R. F. Hoover 1946-9-17 6422 San Luis Obispo Oceano, among trees in low moist area Comment
  SBBG81854  Equisetum laevigatum D. Keil, K. Bay, R. Ferguson 1984-4-28 18132 San Luis Obispo American Cyn area Comment
  CAS-BOT-BC57451  Equisetum laevigatum Alice Eastwood; John Thomas Howell 1936-5-7 2263 San Luis Obispo Serrano Canyon near San Luis Obispo Comment
  SEINET3866701  Equisetum telmateia Jim Baver 1980-2-28 2 San Luis Obispo About 1/2 mile up canyon from the end of Reservoir Canyon Road.; 0 158 Comment
  UCSB70426  Equisetum telmateia IBH, Cnoe 1989-5-13 San Luis Obispo Cuesta Pass. Comment
  OBI21804  Eragrostis pectinacea Ernest C. Twisselmann 1954-8-6 1494 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern county 668 Comment
  CAS-BOT-BC209638  Eremalche parryi Ernest C. Twisselmann 1969-4-14 15112 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  CAS-BOT-BC209636  Eremalche parryi Eben McMillan 1957-4-17 34 -3 San Luis Obispo Kern County Land Company Corrals, southeastern Carrisa Plains 792 Comment
  CAS-BOT-BC209639  Eremalche parryi Ernest C. Twisselmann 1958-5-12 4461 San Luis Obispo Temblor Range and the Western San Joaquin Valley. North end of Panorama Hills 731 Comment
  CAS-BOT-BC209652  Eremalche parryi R. F. Hoover 1952-4-1 8067 San Luis Obispo East edge of Carrizo Plain, 8 mi. e. of Simmler Comment
  UCR4770  Eremalche parryi subsp. kernensis Frank C. Vasek 1965-3-27 650327- 02 San Luis Obispo Temblor Range, Crocker Grade Road south of McKittrick Comment
  SBBG117741  Eremalche parryi subsp. parryi E. Painter, M. Wetherwax 2000-4-19 CR 45 San Luis Obispo slope N of Nacimiento River, N of Twin Bridges; Camp Roberts 160 Comment
  OBI11998  Eremothera boothii subsp. decorticans Robert F. Hoover 1967-3-27 10286 San Luis Obispo Chalk Mtn, Cuyama Valley Comment
  UCSB15732  Eremothera boothii subsp. decorticans Breedlove, Dennis 1962-3-29 San Luis Obispo 8.6 miles west of Simmler, La Panza Range 548 Comment
  JEPS15015  Eriastrum densifolium T. Craig 1933-7-3 1875 San Luis Obispo sand hills 1-3 mi s Pismo Beach 6 Comment
  SBBG18361  Eriastrum densifolium M. A. Piehl 1963-8-4 63791 San Luis Obispo 0.1 mi NW of N arm of Oso Flaco Lake 15 Comment
  CAS-BOT-BC514340  Eriastrum densifolium subsp. austromontanum Ernest C. Twisselmann 1955-6-16 2180 San Luis Obispo La Panza Range. Syncline Hill, 1 mi W of San Juan River [A. Day queried: east of?] on Carrisa Plains Road 548 Comment
  UC742836  Eriastrum densifolium subsp. densifolium Delzie Demaree 1938-8-22 18089 San Luis Obispo Pismo Beach Comment
  RSA0107371  Eriastrum densifolium subsp. densifolium Verne Grant, Alva Grant 1948-5-28 8543 San Luis Obispo 5 miles south of Oceano on Guadalupe road. Comment
  OBI83423  Eriastrum densifolium subsp. elongatum David Keil 1998-6-30 27866 San Luis Obispo Just E of junction La Panza Rd and Hwy 58. Comment
  CAS-BOT-BC187972  Eriastrum luteum R. F. Hoover 1947-5-24 7192 San Luis Obispo Hillslope, Pilitas Creek district Comment
  CAS-BOT-BC514841  Eriastrum pluriflorum subsp. pluriflorum Chester Dudley 1927-6-1 s.n. San Luis Obispo Temblor Mts.: Polonis Pass Comment
  OBI11568  Eriastrum pluriflorum subsp. pluriflorum Eben McMillan 1952-6-19 157 San Luis Obispo Eight miles South of Soda Lake, Carissa Plains, San Luis Obsipo. Comment
  OBI24061  Ericameria ericoides Janice M. Toyoshima 1979-5-17 M 2 -17 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  CAS-BOT-BC291292  Ericameria ericoides R. F. Hoover 1946-10-20 6513 San Luis Obispo Upper Huasna River just below Arroyo Seco Comment
  JEPS119350  Ericameria linearifolia R. Snyder, K. Soler 2012-5-17 CA 160 -08 San Luis Obispo Loc. Deets. Starting at entrance of Caliente Ridge on both sides of rd for 3 miles near Selby campground (road is off Soda Lake, turn right at fork. Comment
  UC1118732  Ericameria linearifolia D. Axelrod 1935-3-31 225 San Luis Obispo 8 mi ese of Cuyama Ranch; Santa Ynez Quadrangle Comment
  UCD40578  Ericameria linearifolia Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1543 San Luis Obispo San Luis Obispo County: La Panza Mountain Range, west of Carrizo Plain. Along Hwy 58, between Santa Margarita and Soda Lake Road, about 27 road miles east of the intersection of Hwys 58 and 229, just east of the bridge over San Juan Creek. 481 Comment
  OBI77686  Ericameria linearifolia Craig Woods 1978-4-1 80 San Luis Obispo Carrizo Plain. Comment
  CAS-BOT-BC299080  Ericameria nauseosa var. hololeuca R. F. Hoover 1946-11-17 6560 San Luis Obispo Cuyama River, at highway bridge just below Gypsum Canyon Comment
  UC1285121  Ericameria nauseosa var. hololeuca R. F. Hoover 1946-10-13 6486 San Luis Obispo at highway bridge not far below Sycamore Creek; Cuyama River 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
  SBBG18354  Erigeron blochmaniae M. A. Piehl 1963-8-4 63786 San Luis Obispo outlet of Oso Flaco Lake Comment
  SBBG44042  Erigeron blochmaniae K. K. Muller 1965-7-27 1398 San Luis Obispo outlet from Oso Flaco to the ocean Comment
  OBI16705  Erigeron canadensis Robert F. Hoover 1965-10-6 9710 San Luis Obispo Parkhill district Comment
  OBI79254  Erigeron divergens David J. Keil 2012-5-27 31358 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  CAS-BOT-BC308742  Erigeron foliosus var. foliosus Ernest C. Twisselmann 1954-6-17 1376 San Luis Obispo Palo Prieta Canyon 4 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 487 Comment
  OBI35277  Erigeron glaucus H. E. Jones 1981-5-18 20 San Luis Obispo Point Piedras Blancas Comment
  CAS-BOT-BC214625  Erigeron philadelphicus Alice Eastwood 1927-7-30 15031 San Luis Obispo On road from Arroya [Arroyo] Grande to Huasna Comment
  OBI36285  Eriodictyon altissimum David Drucker 1980-1 San Luis Obispo Comment
  OBI2748  Eriodictyon parryi Robert F. Hoover 1969-6-3 11364 San Luis Obispo 18 mi E of Creston on La Panza rd (hwy 58), plateau on Cammatti-Navajo divide. Comment
  JEPS85841  Eriodictyon tomentosum Barbara Ertter 1989-6-10 8563 San Luis Obispo 20 air mi ene of San Luis Obispo (e side of Black Mountain, 3 1/2 mi from Hwy 58 on road to Navajo Campground); La Panza Range, Black Mountain 609 Comment
  OBI59831  Eriodictyon tomentosum Clifton F. Smith 1993-6-15 12491 San Luis Obispo Along Branch Creek Rd, 7.8 mi from Hwy 166. Comment
  UCR160392  Eriodictyon tomentosum George K. Helmkamp, E. A. Helmkamp 2005-6-9 9617 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  CAS-BOT-BC188078  Eriodictyon tomentosum Milo S. Baker 1923-12-29 2357 a San Luis Obispo Coalinga-Paso Robles Highway near Paso Robles Comment
  CAS-BOT-BC188079  Eriodictyon traskiae R. F. Hoover 1964-6-5 8925 San Luis Obispo Ridge SE of Cuesta Pass Comment
  CAS-BOT-BC248574  Eriogonum angulosum Lonnie Belden 1965-7-16 s.n. San Luis Obispo Head of Morales Canyon, Caliente Mt. Comment
  UCR38826  Eriogonum angulosum G. F. Pratt 1985-5-4 s.n. San Luis Obispo Along Hwy 58, 7 miles west of Simmler at the western edge of the Carrizo plain 671 Comment
  CAS-BOT-BC248577  Eriogonum angulosum Eben McMillan 1952-5-29 135 San Luis Obispo Pinole Ranch- Bitterwater Creek. 12 mi. s. 18 mi. e. Shandon Comment
  RSA549974  Eriogonum angulosum C. F. Smith 1991-6-28 12230 San Luis Obispo In Cuyama Valley drainage near summit of crossing to Carrizo Plain, in western part of Caliente Mountain ridge. Comment
  OBI73551  Eriogonum baileyi var. baileyi David J. Keil, with Meg Perry and Jason Dart 2010-7-5 30908 San Luis Obispo Carrizo Plain west -southwest of Carissa Plains Elementary School, south of Highway 58. 614 Comment
  OBI66544  Eriogonum baileyi var. baileyi Mary Lea 1997-11-22 17 San Luis Obispo Along roadside on Shell Crk Rd, 1.5 mi N of hwy 58 Comment
  RSA303483  Eriogonum baileyi var. baileyi E. C. Twisselmann 1971-11-22 18532 San Luis Obispo Temblor Range and Western San Joaquin Valley: Palo Prieta Canyon, ca. 1.5 mile south of Highway 46 503 Comment
  UC1583620  Eriogonum cithariforme David Keil with M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim... 1988-6-11 20703 San Luis Obispo along system of ridges and canyons just n Arroyo de la Cruz (n of San Simeon) Comment
  OBI11042  Eriogonum clavatum Robert F. Hoover 1946-9-14 6389 San Luis Obispo Palo Prieto Cyn Comment
  UCR29926.1  Eriogonum clavatum David J. Keil, Melissa Luckow, Richard A. Pimentel, Rhonda L. Riggins-Pimentel 1981-4-24 14479 San Luis Obispo South Coast Range, Road at S end of Soda Lake, c. 0.25 mile east of Soda Lake Rd. 586 Comment
  RSA243  Eriogonum elegans J. T. Howell 1927-8-17 641 San Luis Obispo New Templeton. 244 Comment
  SBBG15040  Eriogonum elongatum var. elongatum E. C. Twisselmann 1962-10-12 7919 San Luis Obispo head of Palo Prieto Crk 640 Comment
  OBI29883  Eriogonum fasciculatum Kristin Bryan and Carol Radike, Carol Radike 1980-6-8 10 San Luis Obispo Ca. 2 mi W of jctn with road to Cholame on hwy 58 W of Calif Valley Comment
  SEINET11261794  Eriogonum fasciculatum var. fasciculatum Irene Uy, John Lefferdink; Markus Gemperle; Tucker Bacon; Julie Ridgeway; Shirin Beroukhim 2015-4-12 9 San Luis Obispo Morro Bay Quarry Trail. Trail facing Morro Bay.; 0 23 Comment
  CHSC55238  Eriogonum gracile L. P. Janeway 1988-7-6 2979 San Luis Obispo Near Creston Rd (hwy 229) 0.9 mi N of Calf Cyn Rd (hwy 58). Disturbed shoulder of a dirt rd. 457 Comment
  OBI82546  Eriogonum nudum David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33496 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  OBI11047  Eriogonum nudum var. indictum Robert F. Hoover 1946-9-14 6388 San Luis Obispo Palo Prieto Cyn Comment
  OBI10985  Eriogonum nudum var. pubiflorum Robert F. Hoover 1969-9-19 11592 San Luis Obispo Palo Prieto Cyn Comment
  SEINET3405283 Image available Eriogonum nudum var. pubiflorum Susan G. Stokes 1933-7-6 72 San Luis Obispo Paso Robles Comment
  LA206887  Eriogonum nudum var. pubiflorum Susan G. Stokes; 1933-7-6 72 San Luis Obispo Roadside cliffs, Paso Robles Comment
  CAS-BOT-BC266830  Eriogonum ordii R. F. Hoover 1967-3-27 10283 San Luis Obispo Chalk Mt. north side of Cuyama Valley Comment
  SBBG95286  Eriogonum ordii D. Keil, R. Riggins 1986-4-26 19267 San Luis Obispo 1.15 mi NE of jct of Elkhorn Rd on 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
  UCR252038  Eriogonum parvifolium Dan S. Cooper 2013-8-7 813- 75 San Luis Obispo Central Coast, Edna, top of Altos de Piedras Rd. 140 Comment
  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
  UC1296104  Eriogonum parvifolium R. F. Hoover 1964-8-13 9211 San Luis Obispo San Bernardo Creek Santa Lucia Range, San Bernardo Creek Comment
  UCD100825  Eriogonum parvifolium Austin P. Giffins; Dorothy Laine 1980-6-21 s.n. San Luis Obispo San Luis Obispo County: 1/3 way S of point on Morro Bay Sandspit. 20 Comment
  RSA667315  Eriogonum parvifolium var. parvifolium George K. Helmkamp, E. A. Helmkamp 2000-6-15 5692 San Luis Obispo Coastal strand between Los Osos and sand dunes W of the end of Howard St. 15 Comment
  CAS-BOT-BC268386  Eriogonum roseum Clare B. Hardham 1963-7-3 10901 San Luis Obispo Santa Lucia Mountains. Waterdog Creek 609 Comment
  CAS-BOT-BC268365  Eriogonum roseum R. F. Hoover 1969-9-9 11576 San Luis Obispo 4 mi. w. of Paso Robles on road to Nacimiento Dam Comment
  CAS-BOT-BC268388  Eriogonum roseum Peter H. Raven 1951-6-13 2988 San Luis Obispo La Panza Campground, Los Padres National Forest, La Panza Range Comment
  CAS-BOT-BC268389  Eriogonum roseum R. F. Hoover 1946-8-18 6314 San Luis Obispo Cammatti Bench, north of La Panza 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
  CAS-BOT-BC304100  Eriophyllum confertiflorum Geo. B. Grant 1903-5-1 s.n. San Luis Obispo Paso Robles Comment
  UCD132153  Eriophyllum confertiflorum Daryl Koutnik 1978-6-19 539 San Luis Obispo San Luis Obispo County: San Bernardo Creek. 91 Comment
  RSA535053  Eriophyllum confertiflorum D. A. Young, S. A. Junak, Tina J. Ayers 1989-4-27 1947 San Luis Obispo 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical area, along road. Comment
  SBBG104957  Eriophyllum confertiflorum var. confertiflorum F. L. Johnson, E. A. Young 1993-5-24 ROB 547 San Luis Obispo ca. 1 km S of Twin Bridges; Camp Roberts Comment
  SBBG117777  Eriophyllum confertiflorum var. confertiflorum M. Wetherwax, E. Painter 2000-6-11 SLO 124 San Luis Obispo between California Men's Colony and Chorro Reservoir; Camp San Luis Obispo 230 Comment
  UC1285338  Eriophyllum confertiflorum var. confertiflorum R. F. Hoover 1949-5-22 7719 San Luis Obispo 12 mi e Creston (on La Panza road) Comment
  CAS-BOT-BC301826  Eriophyllum multicaule Clare B. Hardham 1957-4-27 1785 San Luis Obispo Eastern foothills of Caliente Mt. Comment
  JEPS59921  Eriophyllum multicaule Lewis S. Rose 1968-4-8 68032 San Luis Obispo Baywood Park Morro Bay, Baywood Park 15 Comment
  OBI18730  Eriophyllum multicaule Robert F. Hoover 1947-3-26 6770 San Luis Obispo Price Cyn Comment
  CAS-BOT-BC301828  Eriophyllum multicaule Ernest C. Twisselmann 1957-5-3 3478 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains: flood wash 9.9 miles south of Soda Lake 640 Comment
  CAS-BOT-BC301829  Eriophyllum multicaule Ernest C. Twisselmann 1957-5-3 3478 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains: flood wash 9.9 miles south of Soda Lake 640 Comment
  SBBG54500  Eriophyllum multicaule S. Carlquist 1952-4-11 293 San Luis Obispo between rd and railway tracks, 5.5 mi S of Oceano on St Hwy 1 Comment
  CDA16828  Eriophyllum pringlei G. F. Hrusa, L. Saslaw 2001-4-12 15765 San Luis Obispo Carrizo Plain; Swain Ridge, immed. N of Wells Ranch Rd. Comment
  UC569845  Eriophyllum pringlei D. Axelrod 1935-3-31 206 San Luis Obispo 8 mi se Cuyama Ranch 762 Comment
  SBBG61094  Eriophyllum staechadifolium R. Hoffmann 1931-1-28 San Luis Obispo San Simeon Comment
  UC57415  Eriophyllum staechadifolium J. H. Barber San Luis Obispo Morro Comment
  JEPS116461  Erodium botrys Alice Le Duc 1999-2-10 371 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; along Graves Creek Comment
  OBI6581  Erodium botrys Robert F. Hoover 1967-4-5 10339 San Luis Obispo Near summit W of East Branch Huerhuero Crk on hwy 58 Comment
  OBI78246  Erodium cicutarium Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huasna Rd, just 1/4 of a mi before reaching Agua Escondido campground Comment
  OBI14101  Erodium moschatum Betty Sheehan 1957-10-19 21 San Luis Obispo RR tracks, Cal Poly campus Comment
  OBI39394  Eruca vesicaria Clifton F. Smith 1950-5-3 2754 San Luis Obispo By bridge on Cholame Crk and Palo Prieto Cyn Comment
  OBI64420  Eruca vesicaria David J. Keil 2001-3-28 29214 San Luis Obispo Polonio Pass area. Antelope Road, 0.6 mile from Highway 46 along road to State Water Pipeline water treatment plant 512 Comment
  UC2027208  Eruca vesicaria subsp. sativa Mike Stiles 2012-4-9 San Luis Obispo Campus. California Polytechnic State University Comment
  OBI66707  Eryngium pendletonense David J. Keil, with Robyn Cox, Cindy sage and Orrin Sage 2002-2-11 29743 San Luis Obispo Between Cinnabar Hill and Oak Knoll, South of Arroyo de la Cruz Comment
  OBI77696  Eryngium spinosepalum David J. Keil, with Kathleen A. Keil 1998-4-4 26558 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  OBI56485  Eryngium vaseyi David J. Keil, with V. L. Holland 2003-4-28 28266 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  CAS-BOT-BC54504  Erysimum capitatum Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-23 5190 San Luis Obispo On road from Creston to Shandon, 4.5 miles north of Creston Cemetary. 457 Comment
  SD249177  Erysimum capitatum Julie M. Vanderwier 1979-5-23 130 San Luis Obispo Near excavation pit below Indian Knob. Comment
  OBI15037  Erysimum capitatum var. capitatum Robert F. Hoover 1968-4-17 11048 San Luis Obispo Elkhorn Hills Comment
  OBI15045  Erysimum capitatum var. capitatum Robert F. Hoover 1952-4-10 8098 San Luis Obispo 9 mi E of Creston Comment
  OBI4255  Erysimum capitatum var. capitatum Waltern Kent Smith 1971-2-27 16 San Luis Obispo 305 Comment
  UC1126609  Erysimum capitatum var. capitatum W. A. Peterson 1937-5-4 802 San Luis Obispo 2 mi wsw La Panza; Santa Barbara National Forest, La Panza Quadrangle Comment
  UCD114991  Erysimum capitatum var. capitatum K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI15032  Erysimum capitatum var. capitatum Rimo Bacigalupi, R. S. Ferris and G. T. Robbins 1955-5-23 5190 San Luis Obispo On road from Creston to Shandon, 4.5 mi N of Creston Cemetary 457 Comment
  CAS-BOT-BC55235  Erysimum suffrutescens Henry M. Pollard 1968-6-7 s.n. San Luis Obispo Near Oso Flaco Lake. Comment
  UC1565655  Erysimum suffrutescens Clifton F. Smith 1951-4-19 3028 San Luis Obispo n Guadalupe; Nipomo Mesa Comment
  OBI9427  Erythranthe floribunda Robert F. Hoover 1952-5-11 8187 San Luis Obispo Navajo Crk district, E side of La Panza Range Comment
  CAS-BOT-BC383160  Erythranthe guttata David B. Lowry 2005-4-30 SLO San Luis Obispo In creek north of Hwy. 41 at mile marker 10.00 335 Comment
  OBI51811  Eschscholzia caespitosa Gary Westbrook Mar-94 23 San Luis Obispo Calif Polytechnic State Univ campus; near Botanical Garden foot bridge 244 Comment
  UCD95252  Eschscholzia caespitosa G. K. Helmkamp; E. A. Helmkamp 2004-10-1 8828 San Luis Obispo San Luis Obispo County: Central Coast; Outer South Coast Range; 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek. 171 Comment
  CAS-BOT-BC403468  Eschscholzia californica Alice Eastwood 1927-4-8 14342 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  CAS-BOT-BC403469  Eschscholzia californica Ira L. Wiggins 1932-3-21 5815 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  CAS-BOT-BC403485  Eschscholzia californica Alice Eastwood 1926-4-29 13653 San Luis Obispo Cambria Comment
  OBI6227  Eschscholzia californica D. Waive Stager 1972-7-17 7 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  SBBG46775  Eschscholzia californica L. W. Edge 1973-3-13 306 San Luis Obispo St Hwy 1, Callender Comment
  SD40078  Eschscholzia californica Edith A. Purer 1933-7-20 5101 San Luis Obispo Northwest of Guadalupe. Comment
  SEINET7072791  Eschscholzia californica A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. Coordinate datum: NAD27. Comment
  UCR161685  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2005-2-24 8964 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
  CAS-BOT-BC403466  Eschscholzia californica Clare B. Hardham 1956-4-4 347 San Luis Obispo Santa Lucia Mountains. Jack Mountain Comment
  CAS-BOT-BC403507  Eschscholzia californica Ernest C. Twisselmann 1960-8-6 5981 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley: Gillis Canyon Road 3/8 mile west of Bitterwater Road 678 Comment
  UC2013304  Eschscholzia californica Beth Landy with Julie Sessions 1986-7-24 4 San Luis Obispo Grassy hills of Poly Canyon. Predominantly herbs and shrubs few oak. Comment
  UCSB26275  Eschscholzia californica Ketcham, A. 1968-5-4 San Luis Obispo About 1 mile above Lopez Canyon Dam on the road to Hi Mountain and Pozo Comment
  CAS-BOT-BC76477  Eschscholzia lemmonii R. F. Hoover 1950-4-2 7789 San Luis Obispo West edge of Carrizo Plain west of Simmler. Comment
  CAS-BOT-BC76480  Eschscholzia lemmonii R. F. Hoover 1952-4-8 8080 San Luis Obispo La Panza district. Comment
  UC1296246  Eschscholzia lemmonii R. F. Hoover 1952-4-8 8080 San Luis Obispo La Panza district Comment
  CAS-BOT-BC76465  Eschscholzia lemmonii Ernest C. Twisselmann 1962-3-18 6702 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon. 655 Comment
  CAS-BOT-BC76479  Eschscholzia lemmonii R. F. Hoover 1952-4-1 8066 San Luis Obispo East edge of Carrizo Plain, 8 miles east of Simmler. Comment
  CAS-BOT-BC76482  Eschscholzia lemmonii R. F. Hoover 1966-4-2 9803 San Luis Obispo La Panza district, just west of San Juan River. Comment
  LA46301  Eschscholzia lemmonii J. M. Tucker; 1952-4-19 2351 San Luis Obispo on S border of Carrizo Plain, NE of Caliente Mountain Comment
  UC1872945  Eschscholzia lemmonii David Keil 2001-3-28 29185 San Luis Obispo Hwy 46, 0.4 mi SW of Cholame. Comment
  OBI12265  Eucalyptus globulus Ray McKelvey Unknown 19 San Luis Obispo 1 Hiway near Cambria Comment
  OBI65300  Eucalyptus viminalis Matt Ritter 2005-12-23 26 San Luis Obispo Laguna lake Comment
  OBI74646  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil 1987-5-6 20140 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  SBBG119084  Eucrypta chrysanthemifolia var. chrysanthemifolia J. Olson 2002-4-3 San Luis Obispo W side of Cerro Romualdo, along trail from water tower to top 279 Comment
  OBI57084  Eucrypta chrysanthemifolia var. chrysanthemifolia Danielle De Rome 1995-4-1 519546 San Luis Obispo Collected in Poly Cyn on a W facing slope N NE of the Peterson ranch house Comment
  OBI66257  Eulobus californicus David J. Keil 1997-4-18 26196 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
  OBI14379  Euphorbia crenulata Robert F. Hoover 1947-9-13 7391 San Luis Obispo Black Lake Cy, Comment
  OBI73067  Euphorbia oblongata David J. Keil 2000-6-6 28809 San Luis Obispo Highway 101 roadside ca. 100 m south from Monterey Street off ramo along north-bound side of freeway Comment
  CAS-BOT-BC207078  Euphorbia ocellata Ernest C. Twisselmann 1967-8-22 13554 San Luis Obispo Dorothy Twisselmann Ranch - Temblor Range and the Western San Joaquin Valley 670 Comment
  CAS-BOT-BC207076  Euphorbia ocellata Clare B. Hardham 1956-10-21 1472 San Luis Obispo Oak Flat, Santa Lucia Mountains Comment
  CAS-BOT-BC207079  Euphorbia ocellata Ernest C. Twisselmann 1954-6-12 1353 San Luis Obispo Southern Temblor Mountains, canyon 2.6 miles south of Crocker Grade - Temblor Range and the Western San Joaquin Valley 670 Comment
  UCR95622  Euphorbia ocellata subsp. ocellata C. W. Tilforth, W. Wisura 1977-8-12 1423 San Luis Obispo 2 mi SE of wilson Corner (jct. of Hwy 58 & road to Paso Robles) 421 Comment
  UCD142474  Euphorbia peplus Ernest C. Twisselmann 1958-8-29 4748 San Luis Obispo San Luis Obispo County: Eastern San Luis Obispo County: Dorothy Twisselmann Ranch, Shandon. 670 Comment
  RSA341386  Euphorbia spathulata C. F. Smith 1950-4-30 2703 San Luis Obispo Along road northeast of Pinole Land 7 Cattle Company headquarters, about 3 miles airline southwest of Yeguas Mountain. Comment
  SBBG93667  Eurybia radulina T. J. Ayers, S. A. Junak, D. Young 1989-4-27 715 San Luis Obispo just NW of sign near W boundary of Cuesta Ridge Botanical Area Comment
  JEPS99074  Euthamia occidentalis Clare B. Hardham 1958-9-12 3859 San Luis Obispo Atascadero Comment
  OBI77532  Euthamia occidentalis Robert F. Hoover 1965-9-7 9542 San Luis Obispo Santa Lucia range. Santa rita crk W of Templeton Comment
  OBI38482  Euthamia occidentalis Eric Wise 1981-9-17 1129 San Luis Obispo Salinas River at hwy 58 Comment
  OBI57982  Extriplex californica Austin P. Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes. In swale between dune ridges perpendicular to beach in foredunes ca 3 mi S of Oso Flaco Crk Comment
  SBBG122767  Extriplex californica A. Parikh, N. Gale 2009-7-2 802 San Luis Obispo former Guadalupe Oil Field, 0.7 km E of ocean, 0.2 km NE of San Luis Obispo Co line 8 Comment
  OBI31369  Festuca microstachys Joy Nishida, Ginger King and Julie Oxford 1982-5-1 354 San Luis Obispo American Cyn campground, across stream from campground 524 Comment
  OBI19847  Festuca microstachys Walter F. Chesebro 1978-5-6 104 San Luis Obispo Collected at Avenales Reserve, 21 mi E of the intersection of hwy 58 and hwy 101 Comment
  OBI21840  Festuca microstachys Robert F. Hoover 1966-4-20 9813 San Luis Obispo E of Atascadero on Creston road, on grade E of Salinas River Comment
  OBI58411  Festuca myuros Austin P. Griffiths, Clare B. Hardham, Craig Cunningham 1987-6-26 18253 San Luis Obispo Guadalupe Dunes. Near Oso Flaco Lake edge at W end of first southerly area Comment
  SBBG118034  Festuca myuros A. Dilworth, J. Goldzman, M. Petroelje 1998-4-13 San Luis Obispo Bivouac Rd, 0.3 mi N of intersection of Tower and Bivouac rds; Camp Roberts; LCTA Plot 41 240 Comment
  OBI56778  Festuca myuros David J. Keil 1986-4-13 19188 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  UCR101012  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 1998-4-8 3245 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  OBI53104  Festuca octoflora David J. Keil, Kathleen Keil, LynneDee Oyler, and Danielle DeRome 1991-4-6 21502 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  OBI21965  Festuca perennis Robert D. Page 1962-5-25 110 San Luis Obispo Cal Poly campus Comment
  UCSB41496  Festuca perennis Marsalek, J. 1979-5-17 San Luis Obispo north side of Ca. State 41; 1 mile north of its junction with CA State 46; Inner Coast Range Foothills 335 Comment
  OBI21972  Festuca temulenta Robert F. Hoover 1964-6-5 8929 San Luis Obispo Ridge W of upper Lopez cyn Comment
  OBI8963  Foeniculum vulgare Betty Sheehan 1957-11-1 33 San Luis Obispo Cal Poly Campus. RR tracks Comment
  CAS-BOT-BC457510  Fragaria vesca subsp. californica R. F. Hoover 1947-3-1 6627 San Luis Obispo Cambria, in woods of Monterey Pine Comment
  OBI5546  Frangula californica subsp. californica Sharon Jochums 1974-4-3 85 San Luis Obispo W of hwy 1 N of San Simeon Point Comment
  OBI77019  Frangula californica subsp. californica David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1981 San Luis Obispo Along "chaparral rd" near the E end of the Botanical area, below TV antennas. Near first Pinus sabiniana where road turns to large ruts Comment
  OBI37085  Frankenia salina Eric Wise 1981-8-7 1044 San Luis Obispo Poso Ortega Lake Comment
  RSA121146  Fremontodendron californicum G. T. Nordstrom 1937-6-11 1330 San Luis Obispo 2.6 miles NW of Josephine School 534 Comment
  UC1122082  Fremontodendron californicum subsp. californicum H. C. Lee 1936-5-26 626 San Luis Obispo 1 mi s of Avenales Ranger Station (Santa Barbara National Forest); Santa Barbara National Forest 822 Comment
  RSA77224  Fremontodendron californicum subsp. californicum Gertrude Sinsheimer 1935-5-9 s.n. San Luis Obispo Pettitt's Canyon on hills near San Luis Obispo Comment
  CAS-BOT-BC130228  Fritillaria agrestis Ernest C. Twisselmann 1969-5-7 15222 San Luis Obispo Palo Prieta Canyon 594 Comment
  CAS-BOT-BC130229  Fritillaria agrestis R. F. Hoover 1949-4-21 7621 San Luis Obispo 14 mi. E. of Creston on La Panza Road 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
  OBI80792  Fuchsia hybrida D. R. Miller, Elizabeth A. Appel 2015-6-21 615 .1133 San Luis Obispo Cambria. Fiscalini Ranch Preserve along creek trail between sewer plant and pump station. 100 Comment
  UC455331  Fumaria parviflora I. J. Condit 1909-4-29 San Luis Obispo Calif. Poly. School Comment
  SBBG107822  Galium C. B. Hardham 1964-6-19 12022 San Luis Obispo Arroyo de la Cruz Comment
  SBBG93558  Galium andrewsii subsp. intermedium T. J. Ayers, S, Junak, D. Young 1989-4-27 San Luis Obispo just W of Cuesta Ridge Botanical Area Comment
  UC455885  Galium angustifolium subsp. angustifolium E. P. Unangst 1906-5-6 San Luis Obispo Lopez Canyon Comment
  RSA0042945  Galium aparine LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6537 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
  UC1143148  Galium aparine G. T. Nordstrom 1937-3-27 1028 San Luis Obispo 1.6 mi sw Chimney Rock; Adelaida Quadrangle Comment
  OBI57976  Galium californicum subsp. californicum Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes. Deep into E part of dunes ca 2 mi S of Oso Flaco Cr, NE of Hidden Willow Valley Comment
  OBI42185  Galium californicum subsp. flaccidum David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19496 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  SBBG18117  Galium hardhamiae C. B. Hardham 1961-5-17 7072 San Luis Obispo edge of former Sargent cypress grove, 4 mi W of Ocean View Mine 762 Comment
  CAS-BOT-BC223078  Galium hardhamiae Clare B. Hardham 1958-5-10 3256 San Luis Obispo Santa Lucia Mountains. Cypress Swamp, north east slope of Cypress Mt. Comment
  CAS-BOT-BC223079  Galium hardhamiae Clare B. Hardham 1960-6-1 6001 San Luis Obispo Santa Lucia Mountains. Headwaters Arroyo de la Cruz and Little Burnett Creeks 609 Comment
  OBI60116  Galium porrigens G. F. Hrusa 1995-5-28 12228 San Luis Obispo Black Butte Research Natural Area. On ridge immed WNW of Peak 2 600 Comment
  OBI72372  Gamochaeta ustulata Anthony Baniaga, Elizabeth Baniaga 2010-4-23 144 San Luis Obispo Black Lake Cyn; Choin property 49 Comment
  CAS-BOT-BC303460  Gamochaeta ustulata Clare B. Hardham 1959-5-9 4461 San Luis Obispo Santa Lucia Mts. Franklin Creek, Adelaida Comment
  OBI83684  Garrya veatchii Allie Schwartz, Kelley Reeves, Katie Simas, Brynne Yamamoto 2016-2-6 4 San Luis Obispo Rinconada Trail, Santa Margarita Comment
  OBI14143  Garrya veatchii Robert F. Hoover 1948-4-16 7455 San Luis Obispo Eagle Ranch, S of Atascadero Comment
  OBI25899  Garrya veatchii Eric Lamers 1981-2-16 4 San Luis Obispo Cuesta ridge along roadside Comment
  SBBG112726  Garrya veatchii D. Keil 1996-12-5 San Luis Obispo Prefumo Cyn Comment
  SBBG89251  Garrya veatchii C. F. Smith 1989-4-11 San Luis Obispo ridge W of Hi Mtn 975 Comment
  SBBG110275  Gastridium phleoides C. B. Hardham 1974-5-13 San Luis Obispo near jct of Santa Margarita-Simmler Rd and Parkhill-Creston Rd Comment
  CAS-BOT-BC219136  Genista monspessulana R. F. Hoover 1958-2-2 8407 San Luis Obispo Cambria, in Monterey Pine woods Comment
  CAS-BOT-BC219139  Genista monspessulana R. F. Hoover 1950-4-21 7852 San Luis Obispo Cambria. in pine woods Comment
  UCR122778  Genista monspessulana George K. Helmkamp, E. A. Helmkamp 1998-5-19 3885 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  CAS-BOT-BC219138  Genista monspessulana Clare B. Hardham 1959-5-19 4562 San Luis Obispo along Las Tablas Creek near 7 X Ranch house Comment
  OBI66158  Geranium core-core D. R. Miller 2002-4-8 402 /746 San Luis Obispo Pine Mt Region, Bridge St; block towards cemetary from old Bank Bldg. In vacant lot at road edge Comment
  UCR91700  Geranium dissectum George K. Helmkamp 1996-5-24 1027 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  SBBG24963  Geranium dissectum D. Myrick 1966-3-23 1288 San Luis Obispo just S of San Simeon Comment
  RSA0042486  Geranium molle LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6437 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
  UCD163559  Gilia CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 2000 -D San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. Comment
  OBI78837  Gilia achilleifolia Michael Walgren 2014-4-30 402 San Luis Obispo San Luis Range along the PG&E access road above Wild Cherry Canyon 359 Comment
  POM202648  Gilia achilleifolia Mary E. Wall 1953-5-11 s.n. San Luis Obispo Santa Margarita. El Dorado School. Comment
  SEINET14623422  Gilia achilleifolia subsp. achilleifolia V. Grant, A. Grant 1948-5-29 8555 San Luis Obispo On Hwy 101, 5 miles SW of San Luis Obispo. Comment
  SBBG107935  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1957-5-25 1742 a San Luis Obispo main ridge, SE of Cypress Mtn Comment
  JEPS108388  Gilia brecciarum David Gowen 2005-3-18 196 San Luis Obispo Elkhorn Road. Dry sandy wash south of Hurricane Rd. Comment
  UC1392665  Gilia clivorum R. F. Hoover 1968-4-16 11023 San Luis Obispo Cuyama River n side river (at Gypsum Canyon bridge); Cuyama River at Gypsum Canyon bridge Comment
  UC1873055  Gilia clivorum David Keil 2001-3-28 29187 San Luis Obispo Hwy 46, 0.4 mi SW of Cholame. Comment
  RSA0020942  Gilia latiflora Greg Wilvert 2005-4-5 142 San Luis Obispo 200 m SE of Wells Spring. 959 Comment
  UC2027560  Gilia latiflora subsp. cuyamensis Greg Wilvert 2005-4-25 327 San Luis Obispo Southeast Half of the Caliente Range: 0.7 km NW of Wells Canyon Comment
  RSA0076387  Gilia malior Clare B. Hardham 1961-3-29 6686 San Luis Obispo Cottonwood Pass West of Cholame (Rd 41). 610 Comment
  CAS-BOT-BC402034  Gilia ochroleuca subsp. minima R. F. Hoover 1947-4-12 6909 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  CAS-BOT-BC402037  Gilia ochroleuca subsp. minima Clare B. Hardham 1958-4-28 3132 San Luis Obispo Hills between San Juan River and Carissa Plains Comment
  CAS-BOT-BC225553  Gilia tenuiflora Rimo Bacigalupi; G. T. Robbins; Sherwin Carlquist 1954-3-27 4382 San Luis Obispo Wash between Shandon and Cholame 335 Comment
  SEINET7063697  Gilia tenuiflora A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 11.7 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 736119mE, 3890068mN. (WGS84/NAD83). 287 Comment
  RSA150785  Gilia tenuiflora subsp. amplifaucalis D. E. Breedlove 1962-3-25 1998 San Luis Obispo 6.5 miles south of Shandon 351 Comment
  CAS-BOT-BC226503  Gilia tenuiflora subsp. amplifaucalis Ernest C. Twisselmann 1969-5-7 15224 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 563 Comment
  OBI72218  Gilia tenuiflora subsp. amplifaucalis E. L. Painter & M. Wetherwax, M. Wetherwax 2002-4-21 Cr- 288 San Luis Obispo Camp Roberts. In loose sand near roadbed, on road to cave past Twin bridges, on W side of Nacimiento River Comment
  OBI25375  Githopsis diffusa subsp. robusta Robert F. Hoover 1952-5-11 8199 San Luis Obispo La Panza Range, Navajo camp Comment
  UC454334  Gnaphalium palustre I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  CAS-BOT-BC305107  Grindelia hirsutula Alice Eastwood 1926-4-29 13665 San Luis Obispo Cambria Comment
  CAS-BOT-BC305104  Grindelia hirsutula Ira L. Wiggins 1929-4-15 3608 San Luis Obispo 1 mile north of Moro Beach Comment
  CAS-BOT-BC305124  Grindelia hirsutula Alice Eastwood; John Thomas Howell 1936-5-6 2240 San Luis Obispo At Morro Comment
  CAS-BOT-BC305127  Grindelia hirsutula Clare B. Hardham 1956-9-30 1223 San Luis Obispo Santa Lucia Mountains. Near outlet Toro Creek Comment
  OBI7436  Grindelia hirsutula David J. Keil 1976-10-10 11852 San Luis Obispo Along Cuesta Grade Rd. just above the jctn with US 101. Comment
  CAS-BOT-BC304668  Gutierrezia californica Carl B. Wolf 1932-11-18 4417 San Luis Obispo Upper end of Cuyama Valley. Santa Maria - Maricopa State Highway, 1 mi. W. of Kern Co. Line Comment
  CAS-BOT-BC304666  Gutierrezia californica Ernest C. Twisselmann 1957-11-7 4117 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Plain, southeastern San Luis Obispo County 731 Comment
  CAS-BOT-BC304669  Gutierrezia californica John Thomas Howell 1973-11-2 50316 San Luis Obispo Plain of upper Cuyama Valley 1 mi. w. of Kern Co. line 792 Comment
  OBI25269  Gutierrezia californica Robert F. Hoover 1969-10-5 11637 San Luis Obispo N side of lower Cuyama Valley Comment
  CDA11279  Hazardia squarrosa G. F. Hrusa, D. Ragan 1994-11-19 12008 San Luis Obispo Los Padres National Forest; Cuesta Ridge East. S end of access Rd. to Mt. Lowe, Black Butte Research Natural Area, W side of ridge. Comment
  OBI17787  Hazardia squarrosa Penelope Blackmer 1973-5-18 111 San Luis Obispo Pennington Crk Biological Reserve, SW corner Comment
  OBI27221  Hazardia squarrosa Thomas Burrows 1980-8-14 110 San Luis Obispo Reservoir canyon 160 Comment
  CAS-BOT-BC302374  Hazardia squarrosa var. squarrosa R. F. Hoover 1946-8-3 6262 San Luis Obispo Perfumo Canyon, San Luis Range Comment
  OBI51274  Helenium puberulum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .5 San Luis Obispo San Simeon State Park. NE corner of park Comment
  OBI62450  Helenium puberulum L. D. Oyler, Diann LaPado and Lauren Brown 1990-9-4 2048 San Luis Obispo Nipomo Dunes. Oso Flaco Lake trl to the beach Comment
  CAS-BOT-BC211452  Helianthemum scoparium R. F. Hoover 1946-6-29 6206 San Luis Obispo Atascadero Comment
  OBI33935  Helianthus bolanderi David J. Keil 1983-10-21 17998 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  SBBG88014  Helianthus gracilentus C. F. Smith 1988-5-17 12137 San Luis Obispo Pine Mtn ca. 1 mi below summit, Machesna Wilderness Comment
  OBI32037  Heliotropium curassavicum David J. Keil, Eric Wise 1981-5-25 14795 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI59565  Heliotropium curassavicum George Butterworth 1997-11-3 202 San Luis Obispo T31S, R20E, S29 S side of Painted Rock Rd 1/4 mi W of Soda lake rd Comment
  UC1063902  Heliotropium curassavicum C. J. Kraebel 1933-8-14 4 San Luis Obispo 1/8 mi. e. of Shandon at San Juan Bridge; Cholame Quad. Comment
  OBI38238  Heliotropium curassavicum Eric Wise 1981-6-26 694 San Luis Obispo Drainage ditch at E entrance to Cambria Air Force Station 5.6 mi S of Cambria W of hwy 1 Comment
  OBI71197  Heliotropium curassavicum Ann Cochran 1986-7-27 47 San Luis Obispo Area of flats, E of Soda Lake rd. T30S, R19E, sec 28 579 Comment
  OBI19381  Heliotropium curassavicum var. oculatum D. Waive Stager 1972-8-28 47 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI75023  Helminthotheca echioides Michael Walgren 2011-2-24 208 San Luis Obispo San Simeon State park. Along the first crk S of Arroyo de los Chinos, W of hwy 1 15 Comment
  OBI16212  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1946-9-15 6400 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  SD88445  Hemizonia congesta subsp. luzulifolia Darley F. Howe 1972-6-23 San Luis Obispo Near Cambria Comment
  RSA140776  Hemizonia corymbosa subsp. corymbosa Clare B. Hardham 1960-6-17 6298 San Luis Obispo Cambria, Santa Lucia Mountains. Comment
  CAS-BOT-BC26120  Hemizonia halliana David D. Keck; Wm. M. Hiesey 1933-5-4 2170 San Luis Obispo Northeastern San Luis Obispo Co.: 1.5 miles easterly of Cholame, Cholame Creek. 365 Comment
  RSA121590  Hemizonia lobbii G. T. Nordstrom 1937-6-21 1310 San Luis Obispo 4.7 miles NE of Lime Mountain. 290 Comment
  OBI8957  Heracleum maximum Robert F. Hoover 1947-6-2 7256 San Luis Obispo Cambria, along Santa Rosa Crk Comment
  CAS-BOT-BC94567  Herniaria hirsuta R. C. Wenk 2007-4-11 622 San Luis Obispo Carrizo Plain National Monument. Swain pasture, along Soda Lake Road, 3.75 miles E of turnoff to KCL campground, then 624 Comment
  RSA756109  Hesperevax caulescens David J. Keil, Kathleen Keil 2001-4-20 29366 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 miles southeast of California Highway 46. 421 Comment
  SBBG65428  Hesperevax sparsiflora var. sparsiflora D. Keil 1986-4-13 19144 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of Hwy Comment
  OBI7215  Hesperocyparis macrocarpa Robert F. Hoover 1955-1-22 8351 San Luis Obispo Second ravine N of San Carpoforo Crk along coast, above (east of ) Hwy 1 on south side of ravine Comment
  OBI67015  Hesperocyparis sargentii D. R. Miller 1995-12-21 1295 -605 San Luis Obispo Pine Mt region along Tobacco ridge. From Tobacco creekway +/- across from Cardiac Peak 381 Comment
  OBI7236  Hesperocyparis sargentii B. A. Smith 1966-4-14 36 San Luis Obispo About 4 mi W of hwy 101 Cuesta summit on Cuesta Ridge 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
  UC1583670  Hesperolinon micranthum David Keil with Dirk Walters 1986-5-2 19308 San Luis Obispo just n San Luis Obispo; Santa Lucia Mountains, Reservoir Canyon 182 Comment
  CAS-BOT-BC422565  Hesperomecon linearis Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5226 San Luis Obispo Along Parkhill District road, in hills 4 miles east of Santa Margarita 320 Comment
  JEPS15283  Hesperomecon linearis Rimo Bacigalupi 1950-5-13 3202 San Luis Obispo Just south of Oso Flaco Lake Comment
  UC1126450  Hesperomecon linearis A. D. Gifford 1937-3-22 789 San Luis Obispo 1/3 mile W. of Pozo, Pozo quad 441 Comment
  CAS-BOT-BC422586  Hesperomecon linearis W. R. Ernst 1961-4-2 760 San Luis Obispo About 2 mi. S of the Simmler-Creston rd on rd to La Panza Publ. Camp via Najavo Creek. Comment
  UCR140092  Heteranthemis viscidihirta George K. Helmkamp 2004-4-1 8410 San Luis Obispo Central Coast, Nipomo Mesa; Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi south of Halcyon Rd. 76 Comment
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Jul 6 2012
  OBI20968  Heterocodon rariflorum Robert F. Hoover 1952-5-11 8183 San Luis Obispo Navajo Crk district, E side of La Panza Range Comment
  OBI5550  Heteromeles arbutifolia Sharon Jochums 1974-4-3 93 San Luis Obispo W of hwy 1 just N of San Simeon Point Comment
  OBI83471  Heteromeles arbutifolia Stellios Bonadurer, Lauren O'Sullivan, Kevin Flood, Sam Johnson, Brandon Gordon, Danielle Bain 2017-1-29 3 San Luis Obispo From Serrano trailhead on Madonna Mt, up 200 ft where trail meets forest 163 Comment
  SBBG104493  Heteromeles arbutifolia F. L. Johnson, E. A. Young 1993-5-24 ROB 557 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1128106  Heteromeles arbutifolia H. A. Jensen 1930-8-8 56 San Luis Obispo Red Mountain; San Simeon Quad. 518 Comment
  RSA0074068  Heterotheca grandiflora M. D. Proctor, E. A. Young 1993-3-19 0262 San Luis Obispo Reservoir 7, Camp Roberts. Comment
  RSA586581  Heterotheca grandiflora F. L. Johnson, E. A. Young 1993-5-23 ROB- 0528 San Luis Obispo 1 km SW of Ranch House on Nacimiento Road. Comment
  UC2027022  Heterotheca sessiliflora Greg Wilvert 2005-7-20 496 San Luis Obispo Southeast Half of the Caliente Range. 1.1km NW of Semper Spring Comment
  RSA128205  Heterotheca sessiliflora subsp. echioides Clare B. Hardham 1956-10-7 1432 San Luis Obispo Oak Flat, W of Paso Robles. Plants of the Santa Lucia Mountains. Comment
  CAS-BOT-BC423441  Heuchera micrantha var. hartwegii W. R. Dudley 1903-8-6 s.n. San Luis Obispo Coast Trail, canyon south of Water's; Santa Lucia Mts. Comment
  OBI9778  Heuchera pilosissima Robert F. Hoover 1969-3-25 11190 San Luis Obispo N side of Morro Rock Comment
  OBI25975  Hirschfeldia incana David J. Keil 1981-5-16 14629 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI28149  Hirschfeldia incana Jeffery Null 1980-5-13 43 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ Comment
  OBI21713  Hirschfeldia incana Lindon Wiebe 1978-10-1 3 San Luis Obispo Main St. and Kodiak, Morro Bay 15 Comment
  SEINET954027  Hoita orbicularis Roxana S. Ferris 1939-1 9778 San Luis Obispo Jack Creek bridge on Dover Canyon Road. Comment
  RSA114302  Hollisteria lanata E. C. Twisselmann 1956-5-2 2732 San Luis Obispo Summit of Palo Canyon. 681 Comment
  CAS-BOT-BC325895  Holocarpha heermannii R. F. Hoover 1947-8-17 7381 San Luis Obispo Near summit of Santa Lucia Mts. on Templeton - Cambria Road Comment
  OBI59818  Holodiscus discolor Al Lindholm unknown 272 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
  RSA170395  Holodiscus discolor J. D. Olmsted 1962-6-21 5180 San Luis Obispo Several miles W of Atascadero on road to Morro Bay and Cayucos, San Luis Obispo. Comment
  UCD85476  Hordeum brachyantherum Ernest C. Twisselmann 1969-11-28 16361 San Luis Obispo San Luis Obispo County: Twisselmann Lake. San Andreas Fault at the summit of Palo Prieta Canyon. 701 Comment
  OBI59126  Hordeum depressum David J. Keil, with Curtis Clark 1998-4-17 26778 San Luis Obispo Carrizo Plain. N of Soda Lake in vicinity of intersection of Belmont Tral and Clarksburg Rd. Comment
  OBI30917  Hordeum murinum Julie M. Vanderwier 1979-4-4 114 San Luis Obispo Indian Knob Tar Sands Comment
  OBI39984  Hordeum murinum Eric Wise 1984-4-29 1881 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  OBI80776  Hordeum murinum David J. Keil 2015-2-21 32667 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  SBBG97071  Hordeum murinum subsp. glaucum C. F. Smith 1950-5-4 2776 San Luis Obispo Eben McMillan Ranch in Palo Prieto Cyn, SE of Cholame Comment
  OBI62530  Hordeum murinum subsp. leporinum LynneDee Oyler, David J. Keil and Kathy Keil 1990-4-26 1084 San Luis Obispo Nipomo Dunes. Dune slack area two ridges beyond Oso Flaco Lake Rd, W of Unocal pipeline Comment
  UCD144344  Hordeum vulgare G. F. Hrusa 1998-4-26 14276 San Luis Obispo San Luis Obispo County: near intersection of Highway 33 and Highway 166. 650 Comment
  UCR15507  Horkelia George K. Helmkamp 1978-6-3 s.n. San Luis Obispo Central Coast, Montana de Oro State Park Comment
  OBI25592  Horkelia californica David J. Keil 1981-5-16 14680 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  CAS-BOT-BC537141  Horkelia cuneata var. cuneata Clare B. Hardham 1958-3-4 2859 San Luis Obispo Santa Lucia Mountains, Cambria, Pinus ratiata woods Comment
  OBI62958  Horkelia cuneata var. puberula David J. Keil 1992-6-5 23212 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  OBI31493  Horkelia yadonii Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 449 San Luis Obispo American Cyn. Stream bed just NE of American Cyn campground 524 Comment
  OBI17679  Hypochaeris glabra Dave Imper 1977-3-21 58 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  OBI70134  Ipomoea indica David J. Keil 2009-2-22 30564 San Luis Obispo San Luis Obispo. Vicinity of intersection of Broad Street (California Route 229) and Orcutt Road. 35 deg. 15'41.32"N x 120 deg. 38'55.19"W 70 Comment
  CAS-BOT-BC315710  Isocoma acradenia var. bracteosa John Thomas Howell; Gordon H. True 1967-9-21 43969 San Luis Obispo Vernal pool natural area in Valley Grassland about 4 1/2 miles east-northeast of Pixley 83 Comment
  JEPS99326  Isolepis carinata Clare Hardham 1958-6-27 3727 San Luis Obispo Cambria Comment
  CAS-BOT-BC340193  Jaumea carnosa Roxana S. Ferris 1953-7-24 12689 San Luis Obispo Oso Flaco Lake, ca. 3 mi. W of State Highway 1 Comment
  SBBG43000  Jaumea carnosa L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  SBBG109778  Juncus C. B. Hardham 1958-5-7 3223 San Luis Obispo hills between Bee Rock and the Nacimiento River Comment
  UC1101028  Juncus effusus subsp. pacificus Malcolm A. Nobs and S. Galen Smith 1948-9-9 669 San Luis Obispo about 4 mi s Pismo Beach (Dune Lakes Gun Club) Comment
  UCR264481  Juncus hesperius Mark A. Elvin, Jason Storlie 2014-10-10 7688 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Icebox Pond' in '4-Pond Valley,' near the southern boundary of the Refuge 20 Comment
  SD86685  Juncus lescurii Helen V. Witham 1969-9-25 494 San Luis Obispo Damp sand near lake, Oso Flaco Lake. 4 Comment
  UC1101010  Juncus lescurii Herbert L. Mason 1946-6-9 12874 San Luis Obispo between Oceano and mouth of Santa Maria River; Dune Lakes Comment
  UCR59832  Juncus lescurii George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  UC1928081  Juncus luciensis David Keil, Kathleen A. Keil 1998-4-18 26815 San Luis Obispo Los Padres Natinal Forest. La Panza Mts., 1.6 miles from Hwy 58 on Red Hill Rd. Comment
  UC1146335  Juncus macrophyllus R. F. Hoover 1964-7-11 9150 San Luis Obispo 5 mi w Pozo (stream-bed); Salsipuedes Creek Comment
  POM110774  Juncus occidentalis Marcus E. Jones 1882-5-9 3247 San Luis Obispo [No additional locality information.] Comment
  UC771775  Juncus patens R. F. Hoover 1946-9-22 6450 San Luis Obispo Cambria Comment
  UCSB570  Juncus patens DeWitt, Jack 1959-5-29 San Luis Obispo Plant growing in and near Oso Flaco Lake; Growing 3 miles north of Guadalupe 15 Comment
  OBI21093  Juncus patens F. Rush June'56 44 San Luis Obispo N. Central Canyon, Mt. SLO Comment
  RSA585611  Juncus patens F. L. Johnson, E. A. Young 1993-5-27 ROBO 683 San Luis Obispo Cerro Romualdo. Camp Roberts and Camp San Luis Obispo. Comment
  SBBG109658  Juncus phaeocephalus C. B. Hardham 1957-5-12 1922 San Luis Obispo trail to Green's Lake Comment
  SD233646  Juncus phaeocephalus var. phaeocephalus G. Helmkamp 1996-5-24 1036 San Luis Obispo State Park System north of Turri Road and 1.5 mi east of South Bay Blvd. 93 Comment
  SBBG48520  Juncus xiphioides L. W. Edge 1974-6-11 462 San Luis Obispo Santa Rita Cyn Rd Comment
  RSA598423  Juniperus californica F. C. Vasek 1963-1-15 630115 -3 San Luis Obispo Road from Simmler to Santa Margarita, 3.2 miles west-northwest from junction with Pozo Road Comment
  UCR43269  Keckiella cordifolia David Charlton 1986-5-17 221 San Luis Obispo 27.5 miles west of Kern Co. line on Pozo Rd. at La Panza Campground entrance 915 Comment
  CAS-BOT-BC235795  Keckiella cordifolia David D. Keck; Wm. M. Hiesey 1940-5-30 5100 San Luis Obispo 6 mi. S. of San Luis Obispo Comment
  OBI33697  Koeleria macrantha Melissa Luckow, Jerry Rendon 1980-5-20 37 San Luis Obispo Poly Cyn, S side of bridge, 100 yds from the end of the cyn Comment
  SBBG118257  Koeleria macrantha E. Painter, M. Wetherwax 2001-5-17 SLO 194 a San Luis Obispo between Primera and La Trinidad mines; near LCTA plot 306; Camp San Luis Obispo 440 Comment
  SEINET3840864  Krascheninnikovia lanata G. F. Hrusa, T. D. Wilfred 2000-9-29 15693 San Luis Obispo Ridge immediately south of Swain pasture, west of Soda Lake approximately one third of a mile 670 Comment
  OBI33044  Lactuca serriola David J. Keil 1983-9-10 17943 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG87073  Lactuca serriola C. F. Smith 1958-7-15 5808 San Luis Obispo dirt rd, ca. 2 mi E of Old Cuyama on Hwy 66 Comment
  UC1392757  Lactuca serriola R. F. Hoover 1969-8-15 11543 San Luis Obispo Santa Rosa St. near Foothill Blvd.; San Luis Obispo Comment
  CAS-BOT-BC340632  Lactuca serriola Ernest C. Twisselmann 1958-8-27 4740 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Bitterwater Road at Grant's Lake, eastern San Luis Obispo County 609 Comment
  UC1953247  Laennecia coulteri David Keil 2009-10-11 30660 San Luis Obispo South end of dam at Lake Nacimiento. Comment
  OBI58409  Lamarckia aurea G. F. Hrusa 1995-5-28 12286 San Luis Obispo Black Butte Research Natural Area. Near intersection of main ridge rd and access rd to Peak 1 Radio Facility 620 Comment
  CAS-BOT-BC412782  Lastarriaea coriacea Clare B. Hardham 1957-6-4 2062 San Luis Obispo Santa Lucia Mountains. Intersection of Oak Flat Road and north road to Adelaida Comment
  JEPS27058  Lastarriaea coriacea Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7437 San Luis Obispo 1.5 mi w of Bee Rock (just n of Tierra Redonda Mountain, on Old Lynch Ranch, Northern San Luis Obispo County); Old Lynch Ranch 341 Comment
  OBI40674  Lastarriaea coriacea David J. Keil 1985-6-9 18802 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto Lake Comment
  CAS-BOT-BC339032  Lasthenia californica R. F. Hoover 1948-5-14 7526 San Luis Obispo South of mouth of Isley Creek Comment
  SEINET9303097  Lasthenia ferrisiae Unknown 2000-4-12 15347 San Luis Obispo Alkali flats 3 mi E of Washburn on Panorama Rd. ex CDA, Robert F. Hoover Herbarium Comment
  SBBG133036  Lasthenia glaberrima D. Keil 2000-5-24 28730 San Luis Obispo ca. 4.2 mi S of railroad crossing (In Santa Margarita) on Pozo Rd; Santa Margarita Ranch Comment
  UC1118942  Lasthenia gracilis B. Bolt 1936-3-13 620 San Luis Obispo Cerro Romauldo San Luis Obispo Quadrangle Comment
  UC1118980  Lasthenia gracilis W. A. Peterson 1937-4-4 656 San Luis Obispo 1 1/2 mi nnw La Panza Ranch; La Panza Quadrangle Comment
  UCD163514  Lasthenia gracilis CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 612 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 846 Comment
  UC1443481  Lasthenia leptalea Ernest C. Twisselmann 1969-4-24 15152 San Luis Obispo 5 mi se Creston; La Panza Range, Bedell Ranch 350 Comment
  RSA128422  Lasthenia leptalea Clare B. Hardham 1959-3-22 4074 San Luis Obispo Near North Traffic Way, Atascadero - opposite old adobe. Plants of Santa Lucia Mountains. Comment
  OBI79336  Lasthenia microglossa David J. Keil, with Matt Ritter, George Butterworth and Jepson Herbarium Weekend Workshop participants 2012-4-20 31290 San Luis Obispo Carrizo Plains Ecological Preserve. Chimineas Ranch (California Department of Fish and Game). Canyon west of ranch headquarters Comment
  CAS-BOT-BC370870  Lasthenia minor Eben McMillan 1957-4-17 34 -22 San Luis Obispo Low hills at the foot of Caliente Mountain, southern Carrisa Plains 838 Comment
  RSA586567  Lathyrus jepsonii subsp. californicus F. L. Johnson, E. A. Young 1993-5-24 ROB- 0551 San Luis Obispo Sulphur Spring Rd. in middle of Area R; Topography: ravine; Comment
  OBI31599  Lathyrus vestitus var. vestitus Joy Nishida 1982-5-8 369 San Luis Obispo American Canyon, 1.2 mi S of campground, near unlocked gate 506 Comment
  UCR132052  Lavatera cretica George K. Helmkamp 2003-7-31 8048 B San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  UC1285315  Layia gaillardioides R. F. Hoover 1958-4-23 8462 San Luis Obispo s fork Old Creek; Cayucos Comment
  CAS-BOT-BC321640  Layia glandulosa R. F. Hoover 1967-5-6 10541 San Luis Obispo Jack Lake Comment
  OBI57760  Layia glandulosa Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes, just S of Jack Lake Comment
  OBI15855  Layia glandulosa Eben McMillan 1952-4-30 77 San Luis Obispo San Juan Valley - 5 mi S, 4 mi E of Shandon Comment
  RSA67580  Layia glandulosa subsp. glandulosa P. A. Munz 1951-4-13 16299 San Luis Obispo San Juan Creek, at crossing of State Highway 178 610 Comment
  CAS-BOT-BC327210  Layia heterotricha Roxana S. Ferris 1935-3-29 9119 San Luis Obispo 16 miles S of Soda Lake on the Maricopa Road, Carriso Plain Comment
  OBI77808  Layia hieracioides Greg Frugoli 1997-4-7 28 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres NF (Hwy 58 burn area) 823 Comment
  UC373316  Layia jonesii Marcus E. Jones, A. M. 1882-5-5 3224 San Luis Obispo San Luis Obispo Comment
  RSA0001361  Layia jonesii Marcus E. Jones 1882-5-5 3224 San Luis Obispo San Luis Obispo. Comment
  POM220928  Layia munzii Roxana S. Ferris 1935-3-28 s.n. San Luis Obispo Summit of Cholame-Simmler Road about 11 miles north of Simmler Comment
  UC547759  Layia munzii Roxana S. Ferris 1935-3-29 9107 San Luis Obispo 3.5 mi s Simmler (Carriso Plain); Carriso Plain Comment
  OBI15812  Layia platyglossa Aart C. DeVos 1963-4-18 62 San Luis Obispo Poly Cyn, NW slope Comment
  OBI15817  Layia platyglossa Robert F. Hoover 1967-5-13 10569 San Luis Obispo Coast W of Cambria Comment
  OBI29238  Layia platyglossa David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14531 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  UC54022  Layia platyglossa Mrs. R. W. Summers 1890-4-13 San Luis Obispo Santa Lucia Mts. Comment
  CAS-BOT-BC382102  Layia platyglossa David D. Keck 1933-5-4 2172 San Luis Obispo 1 mile south of Adelaida, along Las Tablas Creek. 365 Comment
  OBI7884  Layia platyglossa David J. Keil 1977-2-19 11945 San Luis Obispo N of San Simeon along CA hwy 1, 10 mi S of Monterey Co. line Comment
  RSA121606  Layia platyglossa subsp. campestris C. M. Belshaw 1936-3-17 1610 San Luis Obispo 2 miles SSE of Nipomo. 76 Comment
  UCR43228  Lemna minor E. A. Wise 1981-7-1 886 San Luis Obispo Oso Flaco Lake. Comment
  RSA318278A  Lemna minuta Wayne P. Armstrong 1984-7-8 1206 San Luis Obispo Oso Flaco Lake-- north shore 5 Comment
  SBBG18660  Lemna trisulca M. A. Piehl 1963-8-4 63777 San Luis Obispo N arm of Oso Flaco Lake 3 Comment
  RSA313405A  Lemna turionifera Wayne P. Armstrong 1983-9-23 1169 San Luis Obispo Northeast shore of Oso Flaco Lake 5 Comment
  OBI64599  Lemna turionifera David J. Keil 2003-5-23 30232 San Luis Obispo Pismo State Beach. Meadow Creek lagoon Comment
  OBI7259  Leontodon saxatilis subsp. saxatilis David J. Keil 1976-9-25 11830 San Luis Obispo 1 mi W of Los Osos Valley Rd along Prefumo Cyn rd Comment
  CAS-BOT-BC221510  Lepechinia calycina Rev. R. W. Summers 1882-8-6 665 San Luis Obispo Sta [Santa] Margarita hills Comment
  CAS-BOT-BC89017  Lepidium dictyotum Ernest C. Twisselmann 1962-3-15 6701 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern SLO county. 670 Comment
  OBI69433  Lepidium dictyotum David J. Keil, with Lynne Dee (Oyler) Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30496 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. 655 Comment
  CAS-BOT-BC89020  Lepidium dictyotum R. F. Hoover 1947-3-30 6848 San Luis Obispo 1 mile south of Simmler, Carrizo Plain. Comment
  OBI81028  Lepidium dictyotum Jason Dart 2010-4-26 376 San Luis Obispo Northern Carrizo Plain 632 Comment
  UCD115427  Lepidium draba P. B. Kennedy 1929-4-10 s.n. San Luis Obispo San Luis Obispo County: Between San Luis Obispo and Morro. Comment
  CAS-BOT-BC89508  Lepidium jaredii R. F. Hoover 1966-3-30 9765 San Luis Obispo Carrizo Plain south of Soda Lake. Comment
  UC572279  Lepidium jaredii P. L. Johannsen 1937-5-3 1091 San Luis Obispo 3.5 mi e Painted Rock Ranch; McKittrick Quad. 594 Comment
  UC1126671  Lepidium latipes C. M. Belshaw 1936-3-31 1767 San Luis Obispo 2.6 mi ne Cayucos; Cayucos Quad. 228 Comment
  OBI32045  Lepidium nitidum David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15864 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  SD244652  Lepidium perfoliatum David Keil, Lynne Dee Althouse, Dan Meade, Jason Dart, Meg Perry, Naomi Oyler 2008-3-31 30495 San Luis Obispo Carrizo Plain north of Highway 58 off Biterwaater Road. Grassland fringe above alkaline - saline spring on southwest facing slope. 655 Comment
  OBI42195  Lepidium strictum David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19462 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
  UC101892  Leptodactylon californicum Miss M. M. Miles 1889-1 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC257669  Leptosiphon androsaceus R. C. Wenk 2007-4-8 601 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge 1310 Comment
  SBBG82046  Leptosiphon liniflorus C. F. Smith 1950-5-4 2773 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  SEINET7967501 Image available Leptosiphon liniflorus David Keil, Kathryn Bay, R. Riggins 1986-4-26 19282 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade on Elkhorn Road 701 Comment
  OBI83568  Leptosiphon parviflorus Hoover 1950-4-2 7781 San Luis Obispo W branch of Fernandez Crk, just above La Panza - Creston rd Comment
  OBI16693  Leptosyne bigelovii Eben McMillan 1952-5-5 97 San Luis Obispo Red Eagle Mine. 1 mi E, 12 mi S Shandon Comment
  SD231026  Leptosyne calliopsidea James R. Shevock, Jack Zaninovich 1983-3-31 10241 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 8.3 miles south of California City and 10.4 miles south of California highway 58. 609 Comment
  OBI75166  Leptosyne douglasii David J. Keil, with Matt Ritter, Jenn Yost, Taylor Crow 2011-3-15 30976 San Luis Obispo Western slope of Santa Lucia Mountains. San Luis Obispo Open Space Trail, Reservoir Canyon to Bowden Ranch. Lower Reservoir Canyon 150 Comment
  UC1069811  Lessingia glandulifera var. glandulifera T. M. Hendrix 1939-5-21 1049 San Luis Obispo 2 2/10 mls sse Carrizo Ranch; Branch Mt. Quad. Comment
  OBI72977  Lessingia pectinata var. tenuipes George Butterworth 1995-9-22 104 San Luis Obispo 1 mi W of Painted Rock Ranch near green gate 610 Comment
  CAS-BOT-BC330420  Lessingia tenuis R. F. Hoover 1846-8-18 6316 San Luis Obispo Fernandez Creek, near N base of La Panza Range Comment
  UC1928075  Leucanthemum vulgare David Keil 2008-6-6 30535 San Luis Obispo Campus of California Polytechnic State University. Base of P-Hill just south of Cerro Vista Apartments complex. 140 Comment
  UC1131623  Leymus condensatus F. H. Raymond 1930-7-6 103 San Luis Obispo San Carpoforo Creek Cape San Martin Quadrangle (mouth) Comment
  JEPS68557  Leymus condensatus W. L. Jepson 1927-5-30 12149 San Luis Obispo by grade not far from Huasna Creek; Cuyama River Canyon Comment
  UCD64613  Leymus mollis Larry E. Brown 1970-3-17 1744 San Luis Obispo San Luis Obispo County: Hazard Canyon beach ca. 3 mi. S of Baywood Park. Comment
  UC1100252  Leymus triticoides Malcolm A. Nobs and S. Galen Smith 1949-6-22 821 San Luis Obispo 3 mi s Pismo Beach; Oceano Comment
  OBI59645  Limonium sinuatum David J. Keil 1999-9-8 s.n. San Luis Obispo Along Turri rd, about halfway between Los Osos Valley Rd and South Bay Blvd Comment
  CHSC13847  Linanthus californicus J. R. Walker 1973-4-21 6 San Luis Obispo On state Hwy. 58 2 mi. from Hwy. 609 Comment
  CAS-BOT-BC226843  Linanthus californicus Lincoln Constance; Alan A. Beetle 1940-3-22 2531 San Luis Obispo Above Pozo Creek, 2 miles northeast of Pozo, La Panza Range 457 Comment
  OBI11388  Linanthus californicus subsp. californicus A. AHMAD 1963-4-25 30 San Luis Obispo S.L.O. Gardens Comment
  UC569246  Linanthus dichotomus P. A. Munz 1935-3-31 13594 San Luis Obispo 3 mi s Santa Maria highway (on road to Ojai, upper Cuyama Valley); Cuyama Valley Comment
  CDA40094  Linanthus parviflorus C. C. Wilson 1935-4-14 s.n. San Luis Obispo Moro Bay. 0 Comment
  RSA17785  Linaria canadensis var. texana Carl B. Wolf 1929-4-15 3588 San Luis Obispo 2 miles S of Oceano. 30 Comment
  OBI7945  Linaria pinifolia McLeod, Meyer, Farwell & Walters, Walters 1976-6-3 s.n. San Luis Obispo Tepusquet Cyn Comment
  CAS-BOT-BC110594  Lithophragma Ira L. Wiggins 1929-5-21 3697 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI69314  Lithophragma affine David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29820 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
  SBBG19244  Lithophragma affine M. A. Piehl 1963-4-20 6369 San Luis Obispo Salinas River near bridge, 4 mi NE of Santa Margarita 297 Comment
  SBBG114839  Lithophragma cymbalaria C. B. Hardham 1962-4-16 9002 San Luis Obispo Pozo, Hi Mtn Comment
  OBI54426  Lithophragma cymbalaria Matthew Arterburn 1997-3-23 26 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp Rd Comment
  OBI70007  Lithophragma cymbalaria John Beall 1980-4-6 11 San Luis Obispo 10 mi up Park Hill Rd from hwy 58 on W side of rd; across from Flemming ranch Comment
  OBI58746  Lithophragma heterophyllum David J. Keil 1998-3-27 26441 San Luis Obispo Montana de Oro Park. Slopes W of Valencia Peak burned over in summer 1997 Comment
  CAS-BOT-BC435658  Lithophragma heterophyllum Ira L. Wiggins 1929-4-16 3652 San Luis Obispo Grade 6 miles above Moro on Atascadero Road Comment
  CAS-BOT-BC435659  Lithophragma heterophyllum John Thomas Howell 1931-3-22 5944 San Luis Obispo Grassy slopes at summit of Cuesta Pass Comment
  OBI78468  Lithophragma heterophyllum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, and Richard Pimentel 1982-3-13 15730 San Luis Obispo Along rd to Pennington Crk Biological Reserve, ca 0.1 mi N fo gate, just past corral area Comment
  OBI15226  Lobularia maritima Jim Heaston 1955-10-21 56 San Luis Obispo Cal Poly SLO Comment
  OBI11423  Loeseliastrum schottii Robert F. Hoover 1946-10-27 6538 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  OBI25064  Logfia filaginoides David J. Keil, Dirk Walters 1980-4-26 13846 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso robles Comment
  RSA0036673  Logfia gallica LeRoy Gross, Evan Meyer 2014-4-15 6239 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
  OBI79455  Logfia gallica David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31697 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  CAS-BOT-BC283235  Lolium multiflorum R. F. Hoover 1964-6-9 9009 San Luis Obispo In vacant lot, Chaplin Lane, San Luis Obispo Comment
  CAS-BOT-BC283244  Lolium multiflorum Clare B. Hardham 4827 San Luis Obispo The Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  CAS-BOT-BC283247  Lolium multiflorum John Thomas Howell 1964-6-29 40829 San Luis Obispo Near St Paul's Episcopal Church, Cambria Comment
  RSA0045094  Lomatium californicum LeRoy Gross, Marcel Beffort 2014-5-14 6467 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  OBI31670  Lomatium caruifolium Smeltzer, Turnquist 1982-4-12 27 San Luis Obispo Laguna lake park Comment
  SBBG24886  Lomatium caruifolium R. N. Philbrick 1965-1-29 B 6564 San Luis Obispo San Bernardo Cyn Comment
  OBI77677  Lomatium caruifolium Craig Woods 1978-2-19 6 San Luis Obispo Carrizo Plain, near the NW end of Soda Lake. 594 Comment
  OBI8547  Lomatium caruifolium Craig Woods 1978-2-19 6 San Luis Obispo Carrizo Plain, near the NW end of Soda Lake. 594 Comment
  OBI81627  Lomatium dasycarpum Tracey Call, Viola Call 1966-4-2 2464 San Luis Obispo N facing rocky road cut 10 miles SE of Santa Margarita on Pozo road Comment
  SBBG16140  Lomatium dasycarpum subsp. dasycarpum C. B. Hardham 1960-5-17 5746 San Luis Obispo hills between Bee Rock and the Nacimiento River Comment
  OBI64530  Lomatium macrocarpum David J. Keil, with Rhonda Riggins 2003-4-23 30141 San Luis Obispo Highway 58 east of Santa Margarita. Vicinity of 35.46001 deg. N x 120.43457'W Comment
  OBI79675  Lomatium macrocarpum D. R. Miller 2014-3-28 314 .1087 San Luis Obispo Near the northern section line +/- midway. Near Spirit Meadow, above old cabin in sight of George E`dmunson's uncle Wilber, tobacco creek drainage. 457 Comment
  UC2013281  Lomatium parvifolium David Keil 1998-5-27 27508 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Road, 17 road miles from Highway 1, between Rocky Butte & Burnett Peak. Comment
  JEPS34342  Lomatium parvifolium Rimo Bacigalupi and L. R. Heckard 1963-4-20 8817 San Luis Obispo n.-facing slopes w. Cuesta Pass (at first ridge-top, along dirt rd. to TV power station at crest of Santa Lucia Mts.); Santa Lucia Mts. 640 Comment
  CAS-BOT-BC278780  Lomatium utriculatum R. C. Wenk 2007-4-2 576 San Luis Obispo Carrizo Plain National Monument. Swain pasture, along Soda Lake Road, 4.2 miles east of turnoff to KCL campground 624 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
  CAS-BOT-BC240580  Lonicera hispidula Clare B. Hardham 1959-6-8 4764 San Luis Obispo Santa Lucia Mountains. Northeast slope of Cypress Mt. Comment
  SBBG109245  Lonicera interrupta C. B. Hardham 1956-6-19 959 San Luis Obispo Peachy Cyn Comment
  UCR134411  Lonicera involucrata var. ledebourii George K. Helmkamp, E. A. Helmkamp 2001-4-29 6571 San Luis Obispo South Coast Range, Irish Hills, Clark Valley Road, 2.8 miles south of Los Osos Valley Road, east of Los Osos 91 Comment
  OBI19641  Lonicera subspicata Robert F. Hoover 1946-10-19 6503 San Luis Obispo East slope of La Panza Range Comment
  RSA0039777  Lonicera subspicata var. denudata LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6496 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  CAS-BOT-BC234944  Lonicera subspicata var. denudata Ernest C. Twisselmann 1955-6-16 2152 San Luis Obispo La Panza Range. Queen Bee Canyon 673 Comment
  CAS-BOT-BC234947  Lonicera subspicata var. denudata Ernest C. Twisselmann 1952-6-1 501 San Luis Obispo Temblor Range and the Western San Joaquin Valley. McLean Canyon, 5 miles west of Carneros Rocks 914 Comment
  OBI65216  Lonicera subspicata var. denudata Greg Wilvert, Cedrick Villasenor and Ben Carter 2005-9-15 524 San Luis Obispo SE half of the Caliente Range. 1.8 km WSW of Semper Spring 1159 Comment
  CAS-BOT-BC200961  Lotus L. R. Abrams 1937-7-30 13724 San Luis Obispo Cambria Comment
  UCR18653  Lotus formosissimus Eugene Cardiff 1979-5-13 s.n. San Luis Obispo Central Coast, Cambria, within 100 yards of the ocean. 0 Comment
  RSA131985  Lotus grandiflorus var. mutabilis Gale Sphon 1959-6-7 363 San Luis Obispo on Hwy 178 4 miles W of La Panza Campground, Los Padres National Forest Comment
  CDA11566  Lotus junceus var. biolettii G. F. Hrusa 1993-5-22 11114 San Luis Obispo Black Butte Research Natural Area; approx. 1/4 m N of Mt. Lowe near base of Radio Facility 2 peak. Comment
  UC57459  Lotus micranthus J. H. Barber 1900-3-30 1024 San Luis Obispo Paso Robles Santa Lucia Mts. Comment
  UCR118344  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2000-9-2 5970 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon, 2.2 mi west of Los Osos Valley Road 137 Comment
  UC57380  Lotus salsuginosus J. H. Barber 1897-3-15 San Luis Obispo Comment
  UCR28922  Lotus salsuginosus David J. Keil 1981-6-20 14902 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  POM27003  Lotus scoparius Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo. Comment
  UC1129148  Lotus scoparius T. M. Hendrix 1937-6-9 288 San Luis Obispo 3.75 mi ene Pozo; Los Padres National Forest, Pozo Quad. 228 Comment
  SEINET3928263  Lotus scoparius Hannah M. Fugle 2011-1-29 11 San Luis Obispo Dairy Creek, ca. 2.5 miles from Loma Vista Community School, ca. 150 feet northwest of Dairy Creek.; 0 91 Comment
  SEINET5736947 Image available Lotus scoparius Shirley C. Tucker 1988-1 28780 San Luis Obispo Chaparral on Black Hill or Black Mountain, Morro Bay State Park, Morro Bay.; Morro Bay State Park 203 Comment
  UC55690  Lotus scoparius var. scoparius Mrs. R. W. Summers San Luis Obispo Comment
  UC1927958  Lotus stipularis var. stipularis David Keil with Jon Keeley 1986-5-20 19514 San Luis Obispo Cuesta Grade East on site of Gay Mountain Fire Comment
  UC195898 Image available Lotus strigosus I. J. Condit June 1912 San Luis Obispo San Carpojo Comment
  UCR140129  Lotus strigosus George K. Helmkamp 2004-3-13 8357 San Luis Obispo Central Coast, Nipomo Mesa, along Calif. Hwy 1 (Mesa View Dr.), 0.4 mi south of Halcyon Rd, south of Arroyo Grande 76 Comment
  CAS-BOT-BC94569  Lotus wrangelianus R. C. Wenk 2007-4-13 626 San Luis Obispo Carrizo Plain National Monument. Swain pasture, 4.2 miles E on Soda Lake Road from turnoff to KCL campground, 670 Comment
  POM261917  Lotus wrangelianus I. L. Wiggins 1929-4-13 3425 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  UC1745646  Lotus wrangelianus Annetta M. Carter, Ethel Crum, Dwight Crum 1940-4-7 1510 San Luis Obispo 3.3 mi. SE of Cholame; Palo Prieta Canyon, Temblor Range; Palo Prieta Canyon. 3.3 mi. SE of Cholame. N end of Temblor Range. 457 Comment
  OBI36940  Ludwigia peploides Eric Wise unknown 1713 San Luis Obispo About 30 cm deep in the Salinas River at Las Pilitas Rd Comment
  RSA406955  Lupinus Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo Comment
  RSA652743  Lupinus T. Strid 1972-4-15 s.n. San Luis Obispo 4 mi. E of highway 101 on Huasna Rd Comment
  UC454638  Lupinus affinis I. J. Condit 1910-6-6 San Luis Obispo Tiber Oil Fields; San Luis Obispo, Tiber Oil Fields Comment
Read comments
May 25 2007
  OBI48722  Lupinus albifrons Unknown May1882 s.n. San Luis Obispo Comment
  RSA0036482  Lupinus albifrons Daisie Huang 2006-4-13 06041320 San Luis Obispo Lopez Lake. 178 Comment
  OBI65047  Lupinus albifrons Greg Wilvert 2005-4-16 251 San Luis Obispo SE Half of Caliente Range. 1.5 km WNW of Quail Spring Reservoir 1088 Comment
  CAS-BOT-BC196186  Lupinus albifrons var. douglasii Clare B. Hardham 1956-4-26 539 San Luis Obispo T. Delaganna [Dellaganna] Ranch, Cayucos Rd. Comment
  CAS-BOT-BC196235  Lupinus albifrons var. eminens Philip A. Munz 1925-3-24 9227 San Luis Obispo Morro Creek 152 Comment
  RSA407018  Lupinus albifrons var. eminens Paul C. Silva 1947-3-30 1218 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley Comment
  OBI82345  Lupinus arboreus David J. Keil 2016-2-10 33454 San Luis Obispo Pismo Beach. Ontario Ridge Trail above Shell Beach. Southern foothills of San Luis Range 200 Comment
  OBI77789  Lupinus arboreus David Drucker 1980-5-12 37 San Luis Obispo Below Indian Nob 152 Comment
  UCD106624  Lupinus arboreus Austin Griffiths Jr.; Margaret E. Griffiths 1966-5-9 5053 San Luis Obispo San Luis Obispo County: c. 5 miles inland at site south-encircling Oceano. Comment
  UCSB18108  Lupinus arboreus Gruber, Richard 1964-3-25 San Luis Obispo State Highway 1, approximately 3.5 miles N of Guadalupe 45 Comment
  POM216320  Lupinus arboreus var. arboreus D. D. Keck 1933-5-5 2213 San Luis Obispo Oceano, southwestern San Luis Obispo county. Comment
  OBI28404  Lupinus benthamii Rhonda Riggins 1978-4-23 1132 San Luis Obispo Along hwy 166, 8.2 mi W Sierra Madre Rd, 5.9 mi W Twin rocks Comment
  OBI23308  Lupinus bicolor J. T. Arnold 1965-4-21 76 San Luis Obispo Cal Poly, Poly Cyn Comment
  OBI32638  Lupinus bicolor David J. Keil 1982-5-2 15913 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  OBI78120  Lupinus bicolor Joy Nishida, Ginger King and Julie Oxford 1982-5-1 344 San Luis Obispo American Cyn campground, near stream Comment
  UCD84260  Lupinus bicolor 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
  OBI83300  Lupinus bicolor Rhonda Riggins 1987-5-9 1562 San Luis Obispo Montana de Oro State Park, trail along Coon Creek. Comment
  RSA67539  Lupinus bicolor subsp. microphyllus Munz 1951-4-13 16306 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 Comment
  OBI66968  Lupinus cervinus D. R. Miller 1994-5-12 594 -348 San Luis Obispo Pine Mtn Region; NE slope of Pine Mt, ridge rd; Tobacco Crk drainage 914 Comment
  CAS-BOT-BC215098  Lupinus chamissonis Charles Piper Smith 1951-5-21 51227 San Luis Obispo Near Oso Flaco Lake, 3 miles N of Guadalupe Comment
  CAS-BOT-BC215099  Lupinus chamissonis D. E. Breedlove 1962-8-7 4079 San Luis Obispo Near Oso Flaco Lake, 3 miles N of Guadalupe Comment
  OBI57992  Lupinus chamissonis Austin P. Griffiths 1980-5-25 s.n. San Luis Obispo Oceano dunes 50 Comment
  UCSB41616  Lupinus chamissonis Frykman, P. 1977-4-15 San Luis Obispo Adjacent to Highway 1; 6 miles north of Guadalupe 30 Comment
  OBI12918  Lupinus concinnus Robert F. Hoover 1967-5-5 10522 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UCR28957  Lupinus concinnus subsp. concinnus Melissa Luckow 1981-4-18 654 San Luis Obispo South Coast Range, Calif. Hwy 58 at the Salinas River Bridge at the head of Calf Canyon 296 Comment
  OBI42956  Lupinus hirsutissimus Jan Johnson, Melissa Boggs 1986-5-11 12 San Luis Obispo Las Padres Natl Forest. East Cuesta Ridge about 12 mi N of San Luis Obispo, off hwy 101 Comment
  RSA0070149  Lupinus ludovicianus Daisie Huang 2007-4-17 07041703 San Luis Obispo Along Hi Mountain Road, immediately before start of dirt road. Along fenceline. 322 Comment
  CAS-BOT-BC8352  Lupinus ludovicianus M. K. Curran 1885-7-1 s.n. San Luis Obispo Mountains above San Luis Obispo Comment
  OBI30773  Lupinus ludovicianus Rhonda Riggins 1982-4-4 1330 San Luis Obispo T32S, R15E, (Sect 15 uncharted) Comment
  RSA43237  Lupinus ludovicianus Robert F. Hoover 1946-6-23 6194 San Luis Obispo Summit between Arroy Grande and Huasna Comment
  RSA659101  Lupinus microcarpus R. Riggins 1978-4-28 1141 San Luis Obispo Just W of San Juan Creek at Hwy 58. Comment
  SFV16307  Lupinus microcarpus P. M. Schiffman 1993-4-8 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. "Swain Pasture," located along Soda Lake Road about 4 miles south of intersection with dirt road leading to KCL Ranch campground. Comment
  SEINET7063610 Image available Lupinus microcarpus var. densiflorus A. G. Vestal 1947-4-12 s.n. San Luis Obispo Terrace in Cuyama Valley and the Cuyama River. UTM Zone 10, 765849mE, 3889100mN. (WGS84/NAD83). 396 Comment
  UC942524  Lupinus microcarpus var. densiflorus R. S. Beal Jr. 1948-4-24 San Luis Obispo Atascadero Comment
  RSA659092  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-12 1182 San Luis Obispo Eagle Ranch Road, 0.3 mi S Santa Barbara Road N of Santa Margarita exit US 101. Comment
  SBBG114110  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-12 1176 San Luis Obispo Nacimiento Rd, 1.4 mi E Chimney Rock Rd Comment
  UCSB40571  Lupinus microcarpus var. densiflorus Helbrecht, Lynn 1980-4-27 San Luis Obispo Nacimiento River Canyon, Nacimiento-Fergusson Rd., 10.5 miles West of San Antonio River and Mission Rd. 548 Comment
  SEINET7062875 Image available Lupinus microcarpus var. horizontalis 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
  OBI12885  Lupinus microcarpus var. horizontalis Robert F. Hoover 1950-4-2 7806 San Luis Obispo W base of Crocker Grade, Temblor Range Comment
  OBI56810  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-28 1139 San Luis Obispo Wash at base of Crocker Cyn, Hurricane Rd and Co. Rd 285. W side of Temblor range Comment
  SBBG104240  Lupinus microcarpus var. microcarpus M. D. Proctor, E. A. Young 1993-4-11 ROB 362 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  CDA27523  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-6 1162 San Luis Obispo USFS road 2.0 miles southeast of Avenales Guard Station, 0.3 mile northwest of Escondido Road. 0 Comment
  CDA27539  Lupinus microcarpus var. microcarpus R. Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Road just east of junction with Cypress Mountain Road. 0 Comment
  JEPS108091  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-9 1150 San Luis Obispo Hwy. 166, 2.7 mi E Cuyama River, 3.2 mi E Sierre Madre Road Comment
  OBI48430  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1142 San Luis Obispo Roadside and fenced are adj oak woodland Atascadero-Creston Rd, 1 mi E Homestead Rd, 1.9 mi E Templeton Rd Comment
  OBI64133  Lupinus microcarpus var. microcarpus D. R. Miller 1994-4-30 494 .275 San Luis Obispo Pine Mt. Region; on main rd in Tobacco Crk area, near crk. Tobacco Crk drainage 366 Comment
  OBI60073  Lupinus nanus David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  UCR123166  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2002-4-19 7554 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI23990  Lupinus nanus Walter F. Chesebro 1978-4-8 9 San Luis Obispo Off hwy 58, 7.7 mi E of hwy 229 turnoff Comment
  CAS-BOT-BC202126  Lupinus nipomensis Alice Eastwood 1940-4-14 18929 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  CAS-BOT-BC202128  Lupinus nipomensis R. F. Hoover 1965-5-16 9367 San Luis Obispo Near Jack Lake Comment
  CAS-BOT-BC202129  Lupinus nipomensis R. F. Hoover 1965-5-16 9367 San Luis Obispo Near Jack Lake Comment
  OBI79412  Lupinus pachylobus David J. Keil 2012-4-17 31275 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  OBI32812  Lupinus sparsiflorus David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12706 San Luis Obispo T305 R15E sec 25. 4.4 mi ESE of Pozo along San Jose-Avenales Rd Comment
  RSA28722  Lupinus subvexus var. subvexus R. S. Woglum 1938-4-22 1581 San Luis Obispo Between Creston and La Ponza. Comment
  RSA28715  Lupinus succulentus R. S. Woglum 1938-4-23 1556 San Luis Obispo Cottonwood Pass near Cholame. Comment
  UCR134390  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2001-4-29 6583 San Luis Obispo Irish Hills, Clark Valley Rd., 3.8 mi south of Los Osos Valley Rd., east of Los Osos 213 Comment
  OBI35742  Lupinus succulentus Allison Berry 1984-4-10 78 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  POM308269  Lupinus succulentus Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1940-4-20 3114 San Luis Obispo Highway 41, Templeton, Cambria. Comment
  UCR115564  Lupinus truncatus George K. Helmkamp, E. A. Helmkamp 2000-4-20 5391 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  OBI79270  Luzula subsessilis David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31342 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant) Comment
  OBI9185  Lycium andersonii Robert F. Hoover 1951-4-20 8051 San Luis Obispo East side of Carrizo Plain, E of Soda lake Comment
  OBI9182  Lycium andersonii G. Thomas Robbins, Rimo Bacigalupi 1952-4-20 3451 San Luis Obispo Elkhorn Plain, 16 mi NNW of Kern County line 732 Comment
  OBI10754  Lysimachia arvensis Barbara Robinson 1967-6-22 2 San Luis Obispo Poly Cyn, Calif State Polytechnic College, San luis Obispo 168 Comment
  OBI25127  Lysimachia arvensis John David 1979-4-25 1 San Luis Obispo Ag Bldg, Cal Poly San Luis Obispo 61 Comment
  OBI28161  Lysimachia arvensis Jeffery Null 1980-5-11 30 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI51250  Lysimachia arvensis Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .16 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park 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
  SBBG48513  Lythrum hyssopifolia L. W. Edge 1974-6-12 477 San Luis Obispo N of Laguna Lake Comment
  UCR157980  Lythrum hyssopifolia George K. Helmkamp, E. A. Helmkamp 1998-6-30 4208 San Luis Obispo South Coast Range, Alamo Creek Rd, 0.9 mile north of Calif. Hwy 166, near Twitchell Reservoir 320 Comment
  OBI26407  Lythrum hyssopifolia David J. Keil 1980-9-21 14266 San Luis Obispo 3 mi S of Creston along Calif rte 229 along middle branch of Huer Huero Crk Cyn Comment
  OBI35747  Lythrum hyssopifolia Allison Berry 1984-4-17 120 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CAS-BOT-BC343882  Madia elegans Alice Eastwood; John Thomas Howell 1937-4-30 4166 San Luis Obispo In the upper Arroyo Grande Comment
  UC1929870  Madia gracilis Scott D. White, Ken McDonald 2001-5-9 8460 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  LA203823  Madia radiata Alice Eastwood; John Thomas Howell 1935-3-25 2002 San Luis Obispo Cholame Comment
  CAS-BOT-BC324540  Madia radiata Ernest C. Twisselmann 1965-3-23 10494 San Luis Obispo Pinole Hills at the head of Bitterwater Creek, Temblor Range and the Western San Joaquin Valley 670 Comment
  CAS-BOT-BC512097  Maianthemum racemosum subsp. amplexicaule R. F. Hoover 1948-5-3 7510 San Luis Obispo See Canyon Comment
  PGM3329  Malacothamnus davidsonii Vern Yadon 1985-7-25 San Luis Obispo Bee Rock (rock pile not store), Bee Rock 1 mi south from store Comment
  UC55293  Malacothamnus jonesii J. H. Barber San Luis Obispo Comment
  CAS-BOT-BC204177  Malacothamnus jonesii R. F. Hoover 1950-5-28 7936 San Luis Obispo Redrock Canyon, north side of lower Cuyama Valley Comment
  RSA29616  Malacothamnus niveus Roxana S. Ferris 1939-6-1 s.n. San Luis Obispo About 3 miles east of Atascadero. 412 Comment
  LA212367  Malacothrix californica James R. Shevock; 1972-4-1 1510 San Luis Obispo TEMBLOR RANGE, Gillus Canyon, North Fork. 54 Comment
  RSA160893  Malacothrix californica P. C. Everett, N. F. Lolonis 1962-5-4 24487 San Luis Obispo 7.3 miles from Creston on road to La Panza 366 Comment
  CAS-BOT-BC345547  Malacothrix coulteri Marcus E. Jones 1926-4-28 s.n. San Luis Obispo Cuyama Canon [Canyon] Comment
  UC1953235  Malacothrix coulteri David Keil 2010-6-1 30842 San Luis Obispo Carrizo Plain. South of Belmont Trail, east if where drainage crosses road between Delray Road and Cochise Road. Comment
  UC584253  Malacothrix coulteri K. Egan 1935-1 501 San Luis Obispo Carrizo Plain Comment
  CAS-BOT-BC345544  Malacothrix coulteri Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-24 5218 San Luis Obispo Along Palo Prieto Canyon road, 4.2 miles above and south of its junction with U. S. Highway 466 579 Comment
  SJSU3325  Malacothrix coulteri C. W. Sharsmith 1962-4-20 6792 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  OBI66368  Malacothrix floccifera David J. Keil 1997-4-19 26216 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  OBI15663  Malacothrix glabrata Robert F. Hoover 1967-3-27 10287 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  CAS-BOT-BC322490  Malacothrix incana Ernest C. Twisselmann 1959-11-2 5895 San Luis Obispo Oceano Dunes west of Oso Flaco Lake 4 Comment
  CAS-BOT-BC323280  Malacothrix incana R. F. Hoover 1967-9-13 10863 San Luis Obispo Oceano Beach Comment
  OBI7458  Malacothrix incana David J. Keil, M. G. McLeod, B. Meyer 1976-10-16 11860 San Luis Obispo Montana de Oro State Park Comment
  UCD134354  Malacothrix incana K. L. Chambers 1966-8-30 2476 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  UCR231135  Malacothrix incana R. F. Thorne, Percy C. Everett 1963-4-21 31631 San Luis Obispo Central Coast, south end of Morro Bay between bay and ocean 12 Comment
  UCR263700  Malacothrix incana Mark A. Elvin, Jason Storlie 2014-10-10 7665 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, beach of Pacific Ocean at southern edge of refuge 14 Comment
  OBI53501  Malacothrix incana Arthur W. Hazebrook 1991-6-6 98 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, SW facing side of hill Comment
  OBI65694  Malacothrix phaeocarpa D. R. Miller 1994-6-8 694 -423 San Luis Obispo Pine Mt. Region; Roadcut on Rocky Butte cut off rd; Pico creek drainage. 914 Comment
  SBBG104349  Malacothrix saxatilis var. commutata F. L. Johnson, E. A. Young 1993-5-23 ROB 502 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG118630  Malacothrix saxatilis var. commutata M. Wetherwax, D. Keil, J. Olson, K. Downing 2000-5-16 CR 65 a San Luis Obispo above Nacimiento River, between Twin Bridges and Tower Rds; Camp Roberts 160 Comment
  OBI64450  Malacothrix saxatilis var. commutata David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28699 B San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  SBBG95727  Malosma laurina D. Keil, V. L. Holland 1990-3-19 21346 San Luis Obispo N of Arroyo Grande along Hwy 227, ca 1.5 mi S of jct with Noyes Rd Comment
  UC1130505  Malosma laurina D. Axelrod 1936-6-30 560 San Luis Obispo 1 1/4 mi. n.e. of mouth of Smith Creek; Cayucos Quad. Comment
Read comments
Jul 6 2008
  OBI81136  Malosma laurina David J. Keil, with Lynne Dee Oyler 1990-3-16 21343 San Luis Obispo Arroyo Grande West side of Oak Park Rd. Comment
  CDA34258  Malva neglecta David J. Keil 2010-6-5 30856 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center. Comment
  UCR91809  Malva nicaeensis George K. Helmkamp 1996-5-27 1109 San Luis Obispo Central Coast, west side of San Luis Obispo, south-facing slope of Bishop Peak 280 Comment
  UCR147030  Malva parviflora George K. Helmkamp, E. A. Helmkamp 2004-10-8 8840 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  SBBG110017  Malvella leprosa C. B. Hardham 1958-6-27 3723 San Luis Obispo Green Valley, near Cambria Comment
  OBI28600  Marah fabacea John Jackman and Julie Truesdale, Julie Truesdale 1980-1 4 San Luis Obispo MacGillivary Ranch Adelaida Comment
  OBI72231  Marah fabacea Anthony Baniaga, Theo Fitanides 2010-1-30 12 San Luis Obispo Tierra Redonda Mtn BLM ACEC 365 Comment
  UCR8983  Marah fabacea Donald Myrick 1966-3-22 1286 San Luis Obispo along San Bernardo Creek Road 98 Comment
  UC52196  Marah fabacea Mrs. R. W. Summers San Luis Obispo Comment
  OBI17797  Mariposa clavata var. recurvifolia Robert F. Hoover 1954-7-17 8349 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 Comment
  CAS-BOT-BC94575  Marrubium vulgare R. C. Wenk 2007-4-19 642 San Luis Obispo Carrizo Plain National Monument. growing along road to KCL campground 701 Comment
  OBI17618  Marrubium vulgare Kamran Alavi 1977-8-19 88 San Luis Obispo 8th Street, Baywood Park Comment
  OBI80837  Matricaria discoidea David J. Keil 1992-1 22912 San Luis Obispo Laguna Lake City Park. Grassy field near park entrance 170 Comment
  UCR29424  Matricaria matricarioides David J. Keil, Melissa Luckow, R. A. Pimentel, R. Riggins-Pimentel 1981-4-24 14490 San Luis Obispo South Coast Range, California Route 58, 10 mi. east of junction with California Route [229?] 227 Comment
  UCD14904  Matricaria occidentalis M. Rejmanek 1995-4-15 s.n. San Luis Obispo San Luis Obispo County: at the south end of Soda Lake, on the Carrizo Plain. Comment
  UC1285171  Medicago minima R. F. Hoover 1953-5-28 8324 San Luis Obispo Lopez Canyon Comment
  CDA4185  Medicago minima var. pubescens Robert F. Hoover 1953-5-28 8324 San Luis Obispo Lopez Canyon. 0 Comment
  OBI17590  Medicago polymorpha Penelope Blackmer 1973-4-5 15 San Luis Obispo Between Penn ck and fence which marks W border of Bio Reserve Comment
  CAS-BOT-BC281687  Melica imperfecta Clare B. Hardham 1957-5-6 1834 San Luis Obispo Santa Lucia Mts. 0.75 mile SE of Atascadero Lake Comment
  CAS-BOT-BC281684  Melica imperfecta Clare B. Hardham 1959-6-10 4847 San Luis Obispo Santa Lucia Mts. Road from Old Creek to Toro Creek Comment
  OBI21996  Melica imperfecta Robert F. Hoover 1964-5-11 8766 San Luis Obispo 2 mi SW of Pozo on rd to Arroyo Grande Comment
  OBI80025  Melica imperfecta David J. Keil, with Lynne Dee Althouse 2002-5-2 29840 San Luis Obispo Santa Margarita Ranch Comment
  SBBG93957  Melica torreyana S. A. Junak, D. Young, T. Ayers 1989-4-27 3963 San Luis Obispo N side of USFS Rd 29S11.3, 0.2 mi E of W boundary for the Cuesta Ridge Botanical Area, 5 mi W of US Hwy 101 786 Comment
  SBBG6411  Mentha canadensis C. B. Hardham 1958-9-16 3851 San Luis Obispo San Marcos Crk near Oak Flat Rd Comment
  UC456134  Mentha canadensis Unangst and Jepson 1908-7-20 San Luis Obispo Laguna Comment
  OBI36865  Mentha spicata Eric Wise 1981-9-17 1102 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 plant Comment
  OBI71432  Mentha spicata Lynne Dee Oyler 1990-10-11 231 San Luis Obispo Santa Margarita Crk trifbutary just NE of Santa Margarita Ranch HQ, E of the sorting pends Comment
  RSA586575  Mentha suaveolens F. L. Johnson, N. A. McCarty 1993-10-15 ROB- 742 San Luis Obispo Twin Bridges on Boyscout Rd., Camp Roberts Comment
  LA210569  Mentzelia affinis Henry J. Thompson; 1954-4-11 1591 San Luis Obispo W slope of the Temblor Range, 2.6 mi SE of Crocker Grade Rd 701 Comment
  OBI12464  Mentzelia dispersa Robert F. Hoover 1952-6-10 8246 San Luis Obispo Black Mt, La Panza Range; near summit Comment
  SBBG108302  Mentzelia laevicaulis C. B. Hardham 1958-8-8 3949 San Luis Obispo Nacimiento River Comment
  UC2027260  Mentzelia micrantha David Keil 1987-5-6 20130 San Luis Obispo Highway 229 ca 1/2 mile north of junction Highway 58. Comment
  OBI12504  Mentzelia pectinata Robert F. Hoover 1952-4-19 8121 San Luis Obispo N side of Lower Cuyama Valley Comment
  OBI64958  Mentzelia pectinata Greg Wilvert 2005-3-27 58 San Luis Obispo SE half of the Caliente Range. 200 m W of Pipeline Rd 849 Comment
  OBI65857  Micropus californicus var. californicus D. R. Miller 1994-3-29 394 -137 San Luis Obispo Pine Mt Region. In Pear Tree Valley, Pico Crk drainage 853 Comment
  UC35581  Micropus californicus var. subvestitus W. H. Brewer 1861-4-13 452 San Luis Obispo Arroyo Grande Comment
  IRVC29589  Microseris Mark A. Elvin, Nic Huber 2006-3-30 4622 San Luis Obispo San Luis Obispo; N-side of Laguna Lake, at base of hill. Central Coastal 61 Comment
  OBI61037  Microseris campestris George Butterworth 1998-3-30 221 San Luis Obispo Carrizo Plain Natural Area. 200 dys N of Soda Lake Rd, 1/3 mi NE of Yellow Gate Rd T31S, R19E, S24, NE Qtr Comment
  OBI28755  Microseris douglasii David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14499 San Luis Obispo 0.7 mi S of Calif Valley Fire station along Soda Lake rd Comment
  CAS-BOT-BC348994  Microseris douglasii subsp. douglasii Alice Eastwood; John Thomas Howell 1935-3-25 2007 San Luis Obispo Cholame Comment
  SBBG123083  Microseris douglasii subsp. tenella D. Keil, K. Keil 2001-4-20 29371 San Luis Obispo Davis Rd, 1.8 mi SE of Hwy 46, SE of Cholame 420 Comment
  JEPS35280  Microseris douglasii subsp. tenella R. F. Hoover 1949-4-21 7622 San Luis Obispo 14 mi e Creston (on La Panza road) Comment
  OBI56743  Microseris elegans David J. Keil 1998-4-28 26983 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
  POM97361  Microseris heterocarpa P. A. Munz 1926-4-8 10154 San Luis Obispo 15 miles east of Paso Robles Comment
  UCSB16194  Mimulus androsaceus Hardham, Clare 1963-5-3 San Luis Obispo Atascadero Comment
  OBI66929  Mimulus aurantiacus David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29561 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
  OBI9503  Mimulus aurantiacus var. aurantiacus Mrs. R. F. Hoover 1962-1-13 10 San Luis Obispo Arroyo Grande Comment
  JEPS35075  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1948-5-22 7538 San Luis Obispo summit on road from Paso Robles to Adelaida Comment
  JEPS35081  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1964-6-12 9066 San Luis Obispo near Rocky Butte Fire Lookout Comment
  OBI3485  Mimulus guttatus Lynch 1971-5-15 14 San Luis Obispo Cal Poly campus. Leading into the E end of Drumm Lake Comment
  OBI80314  Mimulus guttatus Gage Willey 2014-11-11 6 San Luis Obispo Cal Poly Property, above ?Architecture Graveyard? on the northwestern slope. Undeveloped hills; may have been used for cattle grazing at one time Comment
  SEINET7063683  Mimulus guttatus A. G. Vestal 1947-4-16 s.n. San Luis Obispo Above Arroyo Grande on Rotue 227 in Carpenter Canyon. UTM Zone 10, 720822mE, 3892982mN. (WGS84/NAD83). 108 Comment
  OBI64474  Minuartia californica David J. Keil, with Kathleen A. Keil 2005-2-20 30333 San Luis Obispo Red Hill Road just south of junction with California 57 610 Comment
  OBI19561  Minuartia douglasii Robert F. Hoover 1949-3-30 7740 San Luis Obispo San Simeon Crk Comment
  OBI60635  Minuartia douglasii David J. Keil 1986-4-13 19167 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  CAS-BOT-BC219863  Monardella breweri subsp. breweri R. F. Hoover 1952-5-25 8229 San Luis Obispo Caliente Mt. Comment
  OBI57051  Monardella breweri subsp. lanceolata Frederic Hrusa 1993-5-21 11090 San Luis Obispo Along trl approx 2 km beyond Stony Crk camp 600 Comment
  RSA630358  Monardella undulata R. E. Riefner Jr. 1999-8-11 99 -357 San Luis Obispo Montana de Oro State Park. Comment
  OBI77839  Monardella undulata subsp. crispa Clifton F. Smith 1994-9-9 12597 San Luis Obispo In NE section of Guadalupe Oil field 500 Comment
  UC1036935  Monardella undulata subsp. crispa Rimo Bacigalupi 1950-5-13 3199 San Luis Obispo Just south of Oso Flaco Lake Comment
  OBI13615  Monardella undulata subsp. undulata H. E. McMinn 1935-6-16 3847 San Luis Obispo Oceano station 200 Comment
  UC1576184  Monardella undulata subsp. undulata Rhonda Riggins 1979-5-13 1183 San Luis Obispo Along trail near south edge of Nipomo Mesa 2 miles E Nipomo Comment
  UC573551  Monardella villosa subsp. obispoensis H. C. Lee 1936-6-1 645 San Luis Obispo 2 mi northeast Musicks; San Luis Obispo National Forest, Nipomo Quadrangle 609 Comment
  JEPS62411  Monardella villosa subsp. obispoensis E. Palmer, M. D. June 1876 360 , 361 San Luis Obispo Vicinity San Simeon Bay; Pine Mountain Comment
  SEINET10582390  Monardella villosa subsp. obispoensis A. Graff 1993-7-9 Graff 173 San Luis Obispo Los Padres National Forest, Cuesta Ridge. Along Cuesta Ridge as it descends from the TV towers to Hwy. 101. 1.45 miles down from the Cuesta Ridge Botanical Area sign, on the northwest-facing road cut. T30S,R12E,S1. Non-serpentine. With Adenostema fascicularis, Arctostaphylos sp., Mimulus aurantiacus, Salvia mellifera, Eriophyllum confertiflorum. Bombus sp. Comment
  UC25525  Monardella villosa subsp. obispoensis Mrs. R. W. Summers 1882-6-8 San Luis Obispo Coast Hills Comment
  UC771640  Monardella villosa subsp. villosa R. F. Hoover 1946-6-1 6104 San Luis Obispo Perry Creek, southeast of Cambria Comment
  OBI67027  Monardella villosa var. subglabra David J. Keil 2001-6-8 29542 San Luis Obispo Near Portola Point Trail Comment
  JEPS89632  Monolopia congdonii Dean Wm. Taylor with Glenn L. Clifton 1988-3-12 9385 San Luis Obispo n. base of hills 2 mi. n.e. Wells Ranch; Carrizo Plain, Wells Ranch 7 1/2 Quad. 217C 701 Comment
  CAS-BOT-BC327812  Monolopia gracilens R. F. Hoover 1949-5-14 7670 San Luis Obispo San Simeon Creek Comment
  CAS-BOT-BC349544  Monolopia lanceolata R. F. Hoover 1967-3-27 10280 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  CAS-BOT-BC349567  Monolopia lanceolata R. F. Hoover 1950-4-2 7783 San Luis Obispo W. branch of Fernandez Creek, just above La Panza-Creston Road Comment
  UC1069969  Monolopia lanceolata E. Armstrong 1934-4-1 1116 San Luis Obispo La Panza La Panza Quad., La Panza Comment
  UC1314939  Monolopia lanceolata R. F. Hoover 1967-3-28 10280 San Luis Obispo n side Cuyama Valley; Chalk Mt. Comment
  UCR97562  Monolopia lanceolata George K. Helmkamp, E. A. Helmkamp 1997-3-8 1400 San Luis Obispo Carrizo Plain. 10.4 mi. NW of Calif. Hwy 166 on Soda Lake Rd. 905 Comment
  CAS-BOT-BC349547  Monolopia lanceolata Clare B. Hardham 1957-4-2 1604 San Luis Obispo Santa Lucia Mountains. Chalk Rock, Peachy Canyon Comment
  OBI40255  Monolopia lanceolata Clifton F. Smith 1950-3-18 2571 San Luis Obispo Carrizo Plain, along Soda Lake rd about 20 mi NW of hwy 33 (formerly hwy 399) Comment
  OBI73206  Monolopia lanceolata Matt Ritter 2010-3-26 5050 San Luis Obispo Off Elkhorn Rd. Carrizo Plain Comment
  SFV16302  Monolopia lanceolata P. M. Schiffman 1993-3-20 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Along Simmler Road near Soda Lake. Comment
  SJSU3317  Monolopia lanceolata C. W. Sharsmith 1962-4-20 6787 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  CAS-BOT-BC349682  Monolopia stricta Ernest C. Twisselmann 1955-3-22 1744 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southeast shore of Soda Lake, Carrisa Plains [Carrizo Plain] 585 Comment
  OBI53140  Montia fontana D. R. Miller 1993-3-17 393 -1 San Luis Obispo In creekway (seasonal) in Corral meadow, between Rocky Butte and Pine Mt 914 Comment
  OBI50324  Mucronea californica Tawney Odegard 1985-7-20 44 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  CAS-BOT-BC109042  Mucronea californica Clare B. Hardham 1962-4-24 9074 San Luis Obispo Bagwood Park. Comment
  CAS-BOT-BC109062  Mucronea californica Ralph Hoffmann 1931-5-30 s.n. San Luis Obispo Oceano to Casmalia. Comment
  RSA488726  Mucronea californica James L. Reveal 1988-5-26 6914 San Luis Obispo Along Hwy 58, 1 mile west of Shell Creek Road, 6.5 miles NW of La Panza and 1.6 miles ESE of the La Panza Road at Wilson Corner, 17.2 miles NE of the Pozo Road near Santa Margarita. 427 Comment
  UCR32220  Muhlenbergia rigens Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  SEINET9037302 Image available Muhlenbergia rigens D. Keil 1984-1 s.n. San Luis Obispo Campground area on E side of Lopez Reservoir Comment
  OBI81477  Myoporum laetum Ryan Vidnolo, Andrew McHaney, Rachel Wehrman, August Fluegge, Alana Higgins, Lauren Tallichet 2014-11-10 9 San Luis Obispo Morro Bay Outlet 19 Comment
  UCSB34474  Myosurus minimus Smith, D. San Luis Obispo California valley Comment
  UC195844  Myrica californica I. J. Condit 1912-6-1 San Luis Obispo Toro Creek Comment
  OBI20333  Myrtus communis Samuel Miyamoto 1971-5-6 13 San Luis Obispo San Luis Obispo, Cal Poly campus, E side of English bldg 91 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
  CAS-BOT-BC259841  Nassella cernua John Thomas Howell 1948-6-15 24357 San Luis Obispo Red Hills SE of Shandon 762 Comment
  CAS-BOT-BC259850  Nassella cernua Ernest C. Twisselmann 1956-6-7 2896 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Hills, 0.5 mile W of Henry Twisselman Ranch 609 Comment
  RSA126810  Nassella cernua H. C. Lee 1937-4-29 864 San Luis Obispo One mile north-northwest of Wellsona. 213 Comment
  UCD87840  Nassella lepida Beecher Crampton 1964-5-20 7002 San Luis Obispo San Luis Obispo County: ca. 11 miles N.W. of Templeton, Klau Mine area. 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-BC260224  Nassella pulchra R. F. Hoover 1964-5-13 8851 San Luis Obispo South Fork of Old Creek Comment
  CAS-BOT-BC60488  Nasturtium officinale R. F. Hoover 1949-5-7 7660 San Luis Obispo Piedras Blancas Point (just north of). Comment
  OBI4913  Nasturtium officinale John V. Stechman 1965-8-26 s.n. San Luis Obispo Islay crk near pump Comment
  OBI66141  Nasturtium officinale D. R. Miller 1994-5-4 594 .302 San Luis Obispo Pine Mt Region. Along main rd ditch at 1st gate; San Simeon Crk drainage 488 Comment
  CHSC53608  Navarretia atractyloides L. P. Janeway 1988-5-22 2690 San Luis Obispo Ca 5 mi due E of Creston; upper reaches of se'ern-most branches of Huerhuero Cr. In and adjacent to dirt rd. 426 Comment
  SBBG117963  Navarretia atractyloides E. Painter, M. Wetherwax 2002-6-18 SLO 283 San Luis Obispo Cerro Romualdo, along trail leading upslope from watertower; Camp San Luis Obispo 200 Comment
  UC771767  Navarretia jaredii R. F. Hoover 1946-6-2 6129 San Luis Obispo quite near La Panza Ranch (not far from San Juan River, La Panza District, e of pine belt); La Panza District Comment
  OBI56506  Navarretia mellita D. R. Miller 1991-6-15 691 -E San Luis Obispo Scattered along road into and at Ocean View Mine, Pine Mountain area. Comment
  JEPS117030  Navarretia mitracarpa David Gowen 2008-5-11 909 San Luis Obispo Along Hwy 58, about 3/4 mile east of San Juan Creek crossing. 526 Comment
  OBI64737  Navarretia mitracarpa D. R. Miller 1994-6-7 694 -415 San Luis Obispo Pine Mt Region. From the rd way down E slope of Pine Mt: Tobacco crk drainage 762 Comment
  CAS-BOT-BC230494  Navarretia nigelliformis subsp. radians Alice Eastwood 1926-5-5 13906 San Luis Obispo Cholame Comment
  OBI75071  Nemacladus ramosissimus Jenner Whitt 2003-4-21 73 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. ARea burned July 02 400 Comment
  CAS-BOT-BC411021  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham; C. Butterworth 1960-5-28 5946 San Luis Obispo Headwaters of S fork of Huero Huero River, Klein Ranch, Pozo-Arroyo Grande Road Comment
  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
  SEINET7063686  Nemophila menziesii A. G. Vestal 1947-4-16 s.n. San Luis Obispo An open weedy grassland. About 15.6 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 741103mE, 3892235mN. (WGS84/NAD83). 241 Comment
  SEINET5521011  Nemophila menziesii R. W. Summers 1882-1 s.n. San Luis Obispo Morrs Bay Comment
  SBBG49063  Nemophila menziesii var. menziesii J. Copeland 1974-2-17 1049 San Luis Obispo Grand View Mesa, Nipomo 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
  OBI64732  Notholithocarpus densiflorus var. densiflorus D. R. Miller 1994-6-15 694 -447 San Luis Obispo Pine Mt. Region. Next to Ridge road above Ocean View Mine Area; Tobacco creek drainage 900 Comment
  OBI36690  Nuphar polysepala Eric Wise 1981-6-30 852 San Luis Obispo Black Lake of Dune Lakes Comment
  SBBG107645  Nuttallanthus texanus C. B. Hardham 1959-5-6 4402 San Luis Obispo rd from Bee Rock to Nacimiento River Comment
  CAS-BOT-BC140422  Oemleria cerasiformis R. F. Hoover 1947-2-8 6607 San Luis Obispo Pettitt Canyon (Sycamore Canyon of U.S.G.S. map), San Luis Range Comment
  OBI58276  Oemleria cerasiformis Austin P. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz. Vermillion Hill Comment
  SBBG44304  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
  CDA17864  Oenanthe sarmentosa Austin Griffiths, Clare B. Hardham, Craig Cunningham 1987-6-26 18251 San Luis Obispo Pismo Dunes; Bordering Oso Flaco Lake edge along south side of first westerly area. 0 Comment
  OBI37363  Oenanthe sarmentosa Eric Wise 1982-4-28 1401 San Luis Obispo Sweet Springs Marsh. NW of 4th & Ramona, Los Osos Comment
  RSA0018927  Oenothera californica subsp. californica David J. Keil 2012-7-18 31446 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line. 22 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
  OBI26299  Oenothera elata subsp. hookeri Mark E. Schneider 1974-6-25 s.n. San Luis Obispo Roadside, Los Osos Rd, Los Osos 30 Comment
  OBI55264  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 g San Luis Obispo Quad: Nipomo 7.5 375 Comment
  CAS-BOT-BC56878  Opuntia phaeacantha Ernest C. Twisselmann 1959-11-2 5908 San Luis Obispo Field redacted by CAS, contact the data manager for more information 45 Comment
  CDA11365  Orobanche fasciculata G. F. Hrusa 1995-4-15 12088 San Luis Obispo La Panza Range; Along road into Queen Bee Camp approx. 1/4 mile S of La Panza Summit. Comment
  OBI64129  Orobanche fasciculata David J. Keil 2003-5-23 30228 San Luis Obispo Guadalupe Dunes C-8 oilfield restoration site. Comment
  SBBG119641  Oxalis corniculata subsp. corniculata M. Wetherwax, E. Painter 2000-4-21 SLO 49 b San Luis Obispo K-1 Training Area, saddle between Cerro Romualdo and Cerro Chumash; Camp San Luis Obispo 120 Comment
  OBI80459  Oxalis pes-caprae Mary Devlin, Kylen, Marshall 2015-3-3 2 San Luis Obispo Campus of California Polytechnic State University, Poly Canyon, Poly Canyon trail roadside. Foothills of Santa Lucia Mountains on lower slopes of rolling hills and in flat, partially shaded areas. Bottom of hill slope bordering the road. 116 Comment
  OBI11852  Oxalis pilosa Robert F. Hoover 1964-6-12 9079 San Luis Obispo Rd from North Fork San Simeon Crk to Rocky Butte Comment
  UCSB8685  Oxalis pilosa Ralph, F. 1959-4-11 San Luis Obispo Hillside above County Road at the corner of Olan Avenue, .4 miles from turn off Hwy 1 to Cambria Pines. 152 Comment
  OBI31262  Paeonia californica Joy Nishida, Melissa Luckow 1983-3-10 537 San Luis Obispo American Cyn. 1.2 mi S of campground 506 Comment
  UC1311643  Paeonia californica Robert J. Rodin 1954-1-10 5897 San Luis Obispo See Canyon Comment
  RSA212030  Paeonia californica E. C. Twisselmann 1969-4-24 15167 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas River 5 miles south of Paso Robles 213 Comment
  SBBG21368  Papaver californicum C. B. Hardham 1960-6-3 5995 San Luis Obispo near Radio KVEC TV broadcasting stn, Cuesta Ridge Comment
  CAS-BOT-BC253965  Parapholis incurva R. F. Hoover 1964-6-11 9045 San Luis Obispo Cuesta-by-the-Sea, S end of Morro Bay Comment
  SACT001675  Parapholis incurva Malcolm Nobs, S. Smith 1949-6-22 San Luis Obispo Marshes in sand dunes at Oceano, 3 miles south of Pismo Beach Comment
  OBI69508  Parapholis incurva David J. Keil 2008-6-6 30527 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 200 Comment
  RSA140060  Parietaria hespera var. hespera Clare B. Hardham 1960-4-4 5305 San Luis Obispo Santa Lucia Mountains: Cantinas Creek. 244 Comment
  OBI31732  Paspalum dilatatum Turnquist, Smeltzer 1982-7-23 195 San Luis Obispo Laguna lake Park, near developed trls and roadway on E side of lake Comment
  OBI71783  Paspalum distichum Michael Walgren 2008-8-16 31 San Luis Obispo In creekbed of Santa Rosa Crk about 15m E of Hwy 1 just S of Cambria on E-W Ranch Comment
  SBBG107990  Pedicularis densiflora C. B. Hardham 1956-3-2 143 San Luis Obispo Cerro Alto Comment
  SBBG26840  Pedicularis densiflora I. L. Wiggins 1932-3-24 San Luis Obispo near Adelaida, W of Paso Robles Comment
  OBI52088  Pedicularis densiflora Steven A. Junak, David A. Young, Tina J. Ayers 1989-3-13 3926 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Cuesta Ridge: Along main rd (USFS Rd #29S11.3) 200 m E of W boundary sign for the Cuesta Ridge Botanical Area, 5.2 mi W of Hwy 101 783 Comment
  SBBG107969  Pedicularis densiflora C. B. Hardham 1957-4-14 1666 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  UC454812  Pedicularis densiflora I. J. Condit 1908-4-2 San Luis Obispo Cuesta summit Cuesta 792 Comment
  OBI80782  Pedicularis rigginsiae Rhonda Riggins 1980-3-16 1195 San Luis Obispo Mesa S Arroyo de la Cruz, 1 mi E of Hwy 1, 11.6 N San Simeon Comment
  UCD137569  Pellaea andromedifolia Francia Chisaki 1960-5-17 1362 San Luis Obispo San Luis Obispo County: Above westernmost fork of Las Toblas Creek (Dellaganna or Carmen Creek) at northeast base of Cypress Mountian. 518 Comment
  CAS-BOT-BC69244  Pellaea andromedifolia Ernest C. Twisselmann 1956-5-7 2774 San Luis Obispo Portagee Canyon, fork of Gillis Canyon 487 Comment
  OBI59063  Pennisetum setaceum David J. Keil 1998-4-14 26689 San Luis Obispo Near Nipomo, 1.5 mi. N of Los Berros Rd exit on US 101 Comment
  RSA418969  Penstemon centranthifolius Lyman D. Benson 1934-4-14 5793 San Luis Obispo Cuyama Valley 50 miles W of Maricopa, Temblor Mt. Range, Cuyama River Watershed 610 Comment
  OBI20252  Penstemon centranthifolius Kenneth Vinzant 1972-4-15 7 San Luis Obispo Located 10 mi W of Creston on hwy 58 2 mi E of Wilson's Corner Comment
  RSA285696  Penstemon heterophyllus subsp. heterophyllus D. C. Michener, Walter Wisura, John Dourley, D. Charlton 1982-7-22 4076 San Luis Obispo Above Cypress Mountain Road at Buena Vista Mine, ca 4 miles southeast of jct with Klau Mine Road. Coast Ranges. Comment
  UCSB31771  Pentagramma triangularis subsp. triangularis Simmons, Karen 1979-1-20 San Luis Obispo 0.7 miles West along dirt road; 5.2 miles Northwest of San Luis Obispo Creek along See Canyon Rd. 243 Comment
  POM258542  Perideridia californica Roxana S. Ferris 1939-6-16 9779 San Luis Obispo Jack Creek bridge on Dover Canyon road, Santa Lucia Mountains Comment
  OBI28644  Peritoma arborea Robert J. Rodin 1965-3-28 7123 San Luis Obispo Crocker springs Canyon on Eastern bounday of San Luis Obispo county Comment
  HSC82924  Persicaria amphibia E. A. Wise 1981-7-26 935 San Luis Obispo Shepperd's Reservoir: Cal Poly Comment
  CAS-BOT-BC419075  Persicaria lapathifolia R. F. Hoover 1966-9-16 10028 San Luis Obispo Santa Margarita Creek 2 mi. n. of Santa Margarita Comment
  OBI10879  Persicaria punctata Robert F. Hoover 1946-8-26 6361 San Luis Obispo Baywood Park Comment
  JEPS33057  Phacelia brachyloba E. R. Blakley 1962-5-31 5146 San Luis Obispo s bank near mouth; Santa Maria River 6 Comment
  OBI13851  Phacelia brachyloba Robert F. Hoover 1952-5-11 8191 San Luis Obispo Navajo Crk district, E side of la Panza range Comment
  UCSB34148  Phacelia brachyloba Nilsen, Erik 1980-4-27 San Luis Obispo On Jolon Road 10 miles from Rt. 101, in the Sierra de la Salinas Range 152 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
  UC1285307  Phacelia cicutaria var. hispida R. F. Hoover 1950-4-30 7856 San Luis Obispo on Pozo-La Panza rd just e summit; La Panza Range Comment
  CDA16841  Phacelia ciliata G. F. Hrusa, L. Saslaw 2001-4-12 15778 San Luis Obispo Carrizo Plain; Wells Ranch Rd., +- 1 mi. W of Soda Lake Rd. Comment
  CDA14182  Phacelia ciliata G. F. Hrusa, J. Hart 1993-4-6 10707 San Luis Obispo Carrizo Plain; Summit of road berm at S end of Soda Lake on E side. 609 Comment
  POM298625  Phacelia ciliata Lincoln Constance, A. A. Beetle 1940-3-22 2535 San Luis Obispo 2 miles northeast of La Panza. 488 Comment
  UC1523527  Phacelia ciliata var. ciliata Robert F. Thorne and P. Everett 1963-4-18 31488 San Luis Obispo across from Twisselman Ranch house (8.2 mi sse of Cholame) 518 Comment
  UC338217  Phacelia distans unknown 1887-1 San Luis Obispo Comment
  RSA348943  Phacelia douglasii Robert F. Thorne, P. C. Everett 1963-4-18 31482 San Luis Obispo 4 miles south of Cholame 488 Comment
  RSA112748  Phacelia fremontii H. D. Ripley, R. C. Barneby 1941-4-13 3248 San Luis Obispo Near Soda Lake, Carrisa Plain. 671 Comment
  RSA523183  Phacelia grisea David J. Keil 1986-4-8 19110 San Luis Obispo Fire Ecology class trip to BLM land on east side of Santa Margarita Lake. Comment
  SBBG64342  Phacelia imbricata C. B. Hardham 1957-6-18 2256 San Luis Obispo Tierra Redonda Comment
  OBI7616  Phacelia imbricata Christian Smith 1974-5-1 s.n. San Luis Obispo Along Santa Rita Crk rd Comment
  UCD120585  Phacelia imbricata Alice Eastwood; John Thomas Howell 1938-6-14 5940 San Luis Obispo San Luis Obispo County: Serano Canyon. Comment
  OBI32140  Phacelia malvifolia var. loasifolia David J. Keil 1981-6-20 14863 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  UCR248171  Phacelia nemoralis subsp. nemoralis David J. Keil 1998-6-15 27825 San Luis Obispo Along Santa Rita Creek Rd., west of Templeton, 2-3 miles west of junction with Vineyard Dr. 305 Comment
  RSA749095  Phacelia ramosissima David J. Keil, Lawrence M. Kelly, Kathryn Bay, Frieda Wertman 1988-11-12 21195 San Luis Obispo Near summit along CA Route 227 between San Luis Obispo and Arroyo Grande. Mosaic of coast live oak woodland, chaparral, and coastal scrub. 183 Comment
  SBBG6188  Phacelia ramosissima C. B. Hardham 1958-3-22 2908 San Luis Obispo San Bernardo Crk Comment
  UC1928025  Phacelia ramosissima David Keil, Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21195 San Luis Obispo Near summit along California Route 227 between San Luis Obispo and Arroyo Grande. 182 Comment
  OBI13734  Phacelia tanacetifolia Robert F. Hoover 1947-3-30 6841 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  UC1069400  Phacelia tanacetifolia W. A. Peterson 1937-4-5 661 San Luis Obispo 3 mi nnw Syncline Hill; La Panza Quadrangle Comment
  RSA115467  Phacelia tanacetifolia E. C. Twisselmann 1955-4-6 1818 San Luis Obispo Recruit Canyon 823 Comment
  RSA605960  Phacelia tanacetifolia D. D. Keck, Jens Clausen 1935-4-9 3079 San Luis Obispo Cholame, behind post office. 457 Comment
  SD244734  Phacelia tanacetifolia David Keil 1998-4-20 26828 San Luis Obispo Nacimiento Lake Drive, 1.3 miles W of junction with San Marcos Road, 7 road miles W of junction with US 101, W of Paso Robles. Comment
  OBI77452  Phacelia vallis-mortae George Butterworth 2003-5-18 524 San Luis Obispo Carrizo Plain Natl Monument. Elkhorn Hills, Beam Flat Rd .4 mi NE of Soda Lake Rd 914 Comment
  OBI58188  Phacelia viscida David J. Keil 1998-3-27 26452 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  SBBG38336  Phacelia viscida E. C. Twisselmann, D. J. Bedell 1969-7-5 15660 San Luis Obispo Salinas River 5 mi S of Paso Robles 182 Comment
  CAS-BOT-BC265803  Phalaris aquatica Ernest C. Twisselmann 1954-5-31 1311 San Luis Obispo Eastern San Luis Obispo County, Chris Twisselmann Ranch, the Temblor Range and the Western San Joaquin Valley 667 Comment
  RSA706623  Phalaris aquatica Prince, J. Travis Columbus, et al. 2002-4-28 02 -335 San Luis Obispo CA Rte. 166, 5 km east of CA Rte. 101. 100 Comment
  RSA435584  Pholisma arenarium S. Carlquist 1951-6-20 259 San Luis Obispo 5 mi. S. of Oceano, W. of Highway 1. Comment
  OBI4452  Pholistoma auritum var. auritum Robert J. Rodin 1954-4-3 5950 San Luis Obispo Bishop's peak Comment
  JEPS21183  Pholistoma membranaceum H. C. Lee 1937-3-27 791 San Luis Obispo 1 mi. n.e. Paso Robles; Paso Robles Quad. Comment
  UCD15620  Pholistoma membranaceum R. B. Kelley 1985-4-14 157 San Luis Obispo San Luis Obispo County: 14.3 miles W of junction of SR 33 with SR 41, on SR 41. 594 Comment
  OBI28712  Phoradendron densum Robert J. Rodin 1965-3-28 7122 San Luis Obispo Along road E of Simmler near E boundary of San Luis Obispo county Comment
  UC2027072  Phoradendron villosum Greg Wilvert 2005-5-15 424 San Luis Obispo Southeast Half of the Caliente Range: 2 km WSW of Semper Spring Comment
  RSA216308  Physalis lancifolia E. C. Twisselmann 1970-10-25 17562 San Luis Obispo Grant's Lake. Western San Joaquin Valley. 564 Comment
  OBI10126  Physocarpus capitatus Robert F. Hoover 1969-5-20 11318 San Luis Obispo Santa Lucia Range. Upper las Tablas Crk Comment
  UC1392784  Physocarpus capitatus R. F. Hoover 1969-5-20 11318 San Luis Obispo Upper Las Tablas Creek; Santa Lucia Range Comment
  OBI47492  Pickeringia montana var. montana David J. Keil, Corky Matthews, Ron Branson, Malcolm McLeod 1984-5-13 18234 -1 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  RSA175181  Pinus attenuata Robert F. Thorne, P. Everett 1963-4-20 31608 San Luis Obispo On Cuesta Ridge, about 4 miles SE of Cuesta Summit. 854 Comment
  OBI73364  Pinus coulteri David J. Keil 2010-3-15 30662 -5 San Luis Obispo Upper Prefumo Canyon Road below See-Prefumo Canyon summit Comment
  OBI23138  Pinus coulteri Robert J. Rodin 1962-5-8 6668 San Luis Obispo Cuesta Ridge Comment
  OBI19052  Pinus radiata Robert J. Rodin 1957-9-15 6184 San Luis Obispo Near the Pacific Ocean at Cambria Comment
  OBI31928  Pinus radiata David J. Keil, Eric Wise 1981-5-25 14827 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  JEPS112890  Piperia elegans Dean Wm. Taylor, David J. Keil, John M. Miller 1993-6-22 13705 San Luis Obispo Crowbar Canyon ridge between Coon Creek and; Irish Hills, on PG& E Diablo Canyon Nuclear Power Plant facility site, slope e. of Last benchmark 441 Comment
  OBI80433  Piperia elegans David J. Keil 1985-6-19 18924 San Luis Obispo Hillside at end of Broderson Road, Los Osos. Costal scrub and chaparral mixture. 380 Comment
  RSA332778  Piperia michaelii George Henry Grinnell 1930-5-29 s.n. San Luis Obispo San Luis Obispo Comment
  SBBG104781  Piptatherum miliaceum F. L. Johnson, E. A. Young 1993-6-23 ROB 695 San Luis Obispo Chorro Crk at bicycle repair facility; Camp San Luis Obispo Comment
  OBI37715  Pistacia atlantica Ann Turnquist 1980-5-26 63 San Luis Obispo Ecological study area, Poly Canyon Comment
  CDA26378  Pittosporum undulatum David J. Keil 2000-6-28 28831 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1. Mouth of coastal stream draining Santa Lucia Mountains. Near sea level. 0 Comment
  OBI64168  Pittosporum undulatum David J. Keil 2001-7-10 29641 San Luis Obispo Pismo Beach at Boosinger Park, vicinity of intersection of Lemoore and Wadsworth Comment
  OBI77853  Plagiobothrys bracteatus David J. Keil 1998-5-6 27099 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
  OBI56466  Plagiobothrys canescens David J. Keil, with V. L. Holland 1999-4-27 28268 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  OBI56251  Plagiobothrys canescens E. R. Blakley 1963-5-4 1028 San Luis Obispo 1 mi E of Paso Robles near hwy 46 Comment
  POM98335  Plagiobothrys canescens P. A. Munz 1926-4-8 10151 San Luis Obispo 15 miles east of Paso Robles Comment
  UC78188  Plagiobothrys chorisianus Mrs. K. Brandegee 1889-6-9 San Luis Obispo San Simeon Comment
  OBI32032  Plagiobothrys nothofulvus David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15858 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI37911  Plagiobothrys nothofulvus David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18647 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
  OBI79535  Plagiobothrys nothofulvus Michael Walgren 2014-5-16 416 San Luis Obispo Rocky Butte, inland of San Simeon Point in the north coastal county. Scattered plants occur on a north facing slope of grassland on both sides of the dirt road leading to Rocky Butte from Hearst Castle. 494 Comment
  UC1069040  Plagiobothrys nothofulvus W. A. Peterson 1937-3-16 611 San Luis Obispo La Panza Ranch La Panza Quadrangle 457 Comment
  UCR122155  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5466 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  UCR127690  Plagiobothrys tenellus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1428 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  SD249172  Plagiobothrys trachycarpus David Keil 2000-5-27 28760 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. Area being converted to vineyards. 334 Comment
  OBI53519  Plantago erecta Arthur W. Hazebrook 1992-5-2 110 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, Stabilized dunes Comment
  OBI60021  Plantago erecta Unknown 1950-5-13 1786 San Luis Obispo S of Oso Flaco Lake 15 Comment
  SBBG54867  Plantago erecta D. Keil, W. K. Jones 1982-4-4 15845 San Luis Obispo Nipomo Mesa along Black Lake Cyn, old sand dune area with interconnected series of fresh-water marshes Comment
  HSC16829  Plantago erecta D. A. Shally 1965-4-13 18 San Luis Obispo Avenal Cattle Association land. 10 mi. S of Shandon Comment
  OBI29307  Plantago erecta Lou Morton 1981-5-17 s.n. San Luis Obispo In the Laguna Lake Park Comment
  SEINET12342176  Plantago erecta Unknown 1936-1 12965 San Luis Obispo Cuesta Pass Comment
  SBBG117780  Plantago major J. Olson 2000-6-27 San Luis Obispo bank of Nacimiento River ca. 0.15 mi upstream from Twin Bridges, E side of main channel; Camp Roberts Comment
  OBI64928  Plantago ovata Greg Wilvert 2005-3-21 19 San Luis Obispo SE Half of the Caliente Range. 1/3 km W of the S end of Pipeline Rd, overlooking the Cuyama Valley 768 Comment
  OBI11648  Plantago subnuda Robert F. Hoover 1967-10-7 10877 San Luis Obispo Oso Flaco Lake Comment
  OBI3709  Platanus racemosa Mary Kidd 1970-10-8 115 San Luis Obispo Cal Poly Campus, north campus Comment
  OBI11621  Platanus racemosa P. J. Justen 1966-4-30 26 San Luis Obispo Cal Poly campus near the steer unit aobut 25 ft from the dry creek bed Comment
  RSA43056  Platanus racemosa Robert F. Hoover 1946-8-18 6309 San Luis Obispo E base of La Panza Range, on a branch of Navajo Creek. Comment
  CAS-BOT-BC91972  Platystemon californicus Alice Eastwood; John Thomas Howell 1937-4-23 3874 San Luis Obispo Nipomo Mesa. Comment
  CAS-BOT-BC91970  Platystemon californicus Alice Eastwood; John Thomas Howell 1936-5-8 2330 San Luis Obispo 2 miles east of La Panza. Comment
  CAS-BOT-BC91987  Platystemon californicus R. F. Hoover 1958-4-7 8440 San Luis Obispo Between Santa Margarita and Atascadero. Comment
  CAS-BOT-BC91989  Platystemon californicus R. F. Hoover 1968-4-16 11024 San Luis Obispo Cuyama River at Gypsum Canyon bridge, north side of river. Comment
  RSA614567  Platystemon californicus var. californicus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1424 San Luis Obispo Along CA-58 W of Navajo Creek (W of Carrizo Plain) 549 Comment
  RSA201646  Poa Robert F. Hoover 1964-6-5 8917 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  RSA18224  Poa C. B. Wolf 1929-4-13 3626 San Luis Obispo 6 miles north of Morro Bay Comment
  CAS-BOT-BC246690  Poa howellii R. F. Hoover 1964-6-5 8917 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  SBBG109914  Poa howellii C. B. Hardham 1961-5-17 7076 San Luis Obispo near Burnett Pk Comment
  UCD91118  Poa howellii G. F. Hrusa; K. Phillips, A. Flinck 1995-5-29 12266 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. At entrance to ridge leading E onto Peak 2. 595 Comment
  HSC100849  Poa secunda J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12731 San Luis Obispo Along Vineyard Canyon Road. 407 Comment
  RSA585602  Poa secunda M. D. Proctor, E. A. Young 1993-3-18 s.n. San Luis Obispo Sulphur Spring Road; in middle of Area R. Comment
  CAS-BOT-BC243078  Poa secunda subsp. secunda Clare B. Hardham 1957-4-12 1640 San Luis Obispo Santa Lucia Mountains Comment
  CAS-BOT-BC243079  Poa secunda subsp. secunda Clare B. Hardham 1957-4-2 1615 San Luis Obispo Santa Lucia Mountains. Willow Creek Comment
  CAS-BOT-BC243096  Poa secunda subsp. secunda R. F. Hoover 1967-4-8 10386 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  CAS-BOT-BC243098  Poa secunda subsp. secunda Clare B. Hardham 1961-5-18 7097 San Luis Obispo Santa Lucia Mountains. Between Rocky Butte and Pine Mountain Comment
  CAS-BOT-BC243099  Poa secunda subsp. secunda Clare B. Hardham 1961-5-18 7104 San Luis Obispo Santa Lucia Mountains. Between Rocky Butte and Pine Mountain Comment
  OBI39113  Poa secunda subsp. secunda David J. Keil 1978-3-19 12618 San Luis Obispo E of Calif Valley along Hwy 58 in the Temblor Range 488 Comment
  OBI59038  Poa secunda subsp. secunda David J. Keil 1998-4-27 26926 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  SBBG118307  Poa secunda subsp. secunda E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 74 San Luis Obispo above Nacimiento River, near Twin Bridges; Camp Roberts 180 Comment
  OBI31450  Poa secunda subsp. secunda Joy Nishida, Robert Allen 1982-4-10 240 San Luis Obispo American Cyn campground. Near straem in campground 524 Comment
  OBI32461  Poa secunda subsp. secunda Rhonda Riggins 1982-5-8 1390 San Luis Obispo Near Cypress swamp, NE slopes Cypress Mtn. T27S, R9E, sec 12 Comment
  UC1583618  Poa secunda subsp. secunda David Keil 1985-4-6 18529 San Luis Obispo n San Simeon (on ridge s of the Arroyo, sw of cutoff oxbow area); Arroyo de la Cruz Comment
  UC1285264  Pogogyne douglasii R. F. Hoover 1947-8-17 7388 San Luis Obispo betwenn San Carpoforo Creek and Arroyo de La Cruz, on oceon bluff Comment
  OBI50391  Pogogyne douglasii Lynne Dee Oyler, David J. Keil 1988-6-23 534 San Luis Obispo Upper Perfumo Cyn Rd near summit. Sec 3 t31S, R11E Comment
  OBI19443  Polycarpon depressum Robert F. Hoover 1947-3-26 6752 San Luis Obispo Price Cyn (just S of) Comment
  RSA139895  Polygala californica Clare B. Hardham 1960-6-1 5949 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  SBBG36189  Polygonum aviculare C. B. Hardham 1957-11-19 2765 San Luis Obispo Piedras Blancas Comment
  CAS-BOT-BC414230  Polygonum aviculare subsp. depressum Ernest C. Twisselmann 1971-8-12 18068 San Luis Obispo Templeton 274 Comment
  CAS-BOT-BC71997  Polypodium californicum Alice Eastwood 1926-5-3 13780 San Luis Obispo Avila Comment
  CAS-BOT-BC71999  Polypodium californicum Alice Eastwood 1927-4-7 14277 San Luis Obispo Morro, San Luis Obispo Comment
  UC1063659  Polypodium californicum C. M. Belshaw 1936-3-26 1730 San Luis Obispo 3.6 mi e-ne of Valencia Peak (Plot 11); Cayucos Quadrangle 396 Comment
  UC1934601  Polypodium californicum T. M. C. Taylor 1966-12-27 7380 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC72004  Polypodium californicum R. F. Hoover 1947-1-27 6604 San Luis Obispo 6 mi. s. of San Luis Obispo Comment
  UC337317  Polypogon interruptus unknown San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC237319  Polypogon monspeliensis R. F. Hoover 1950-6-2 7962 a San Luis Obispo Stoney Creek Comment
  OBI22176  Polypogon monspeliensis Robert F. Hoover 1964-8-13 9245 San Luis Obispo Mouth of Osos Crk Comment
  OBI2537  Polypogon monspeliensis Larry E. Brown 1970-3-17 1742 San Luis Obispo 3 mi S of Baywood Park, In Hazard Cyn Comment
  OBI22187  Polypogon viridis Robert F. Hoover 1964-6-11 9026 San Luis Obispo E end of Los Osos Valley Comment
  OBI50164  Polypogon viridis Michael Curto, Linda Allen 1991-7-11 783 San Luis Obispo Santa Lucia Range, W slope, Santa Rita Crk rd ca 3 km E of Old Cr/Cypress Mt Rd 200 Comment
  CAS-BOT-BC72177  Polystichum dudleyi R. F. Hoover 1964-5-12 8807 San Luis Obispo Upper Lopez Canyon Comment
  UCR266206  Potamogeton nodosus David J. Keil, Kathleen Keil 2002-7-27 29897 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  OBI32226  Potentilla anserina David J. Keil, Eric Wise 1981-5-25 14837 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  SBBG26153  Prosopis pubescens E. C. Twisselmann 1966-9-10 12801 San Luis Obispo Dorothy Twisselmann Ranch [not natural; planted] 670 Comment
  CAS-BOT-BC159885  Prunus dulcis Ernest C. Twisselmann 1967-8-23 13570 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  SBBG107985  Prunus emarginata C. B. Hardham 1960-4-16 5437 San Luis Obispo Delaganna Crk, near Las Tablas Crk Comment
  SEINET2442413  Prunus emarginata David Keil 2010-5-15 30764 San Luis Obispo Mount Lowe Road southeast of Cuesta Pass, 1.2 road miles from Highway 101. Steep, northfacing slope.; 0 585 Comment
  RSA586525  Prunus ilicifolia F. L. Johnson, M. D. Proctor 1993-2-19 ROB 0128 San Luis Obispo 1 km SW of Ranch House on Nacimiento Road. Comment
  OBI10038  Prunus virginiana var. demissa Robert F. Hoover 1947-5-9 7124 San Luis Obispo Cuesta Pass, at N base of grade Comment
  SBBG112384  Prunus virginiana var. demissa D. Keil 1999-5-27 28351 -2 San Luis Obispo US 101, ca. 1.3 mi NW of Cuesta Pass, ca. 0.4 mi S of Tassajara Crk Rd, median strip area of hwy Comment
  OBI33098  Pseudognaphalium beneolens David J. Keil 1983-9-10 17966 San Luis Obispo Vicinity of Arroy de la Cruz, N of San Simeon Comment
  CAS-BOT-BC356610  Pseudognaphalium biolettii Clare B. Hardham 1958-2-13 2805 San Luis Obispo Santa Lucia Mountains. Cliffs 4.6 miles east of Cambria, Templeton Road Comment
  OBI51700  Pseudognaphalium biolettii Kathleen Goddard Jones 1990-2-11 s.n. San Luis Obispo East end of Coreopsis Hill, Nipomo dunes Comment
  OBI16424  Pseudognaphalium californicum Russell Gorman 1955-11-23 27 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI20215  Pseudognaphalium californicum Ann McBeth 1979-4-25 5 San Luis Obispo Indian Knob, 4 mi N of Pismo Beach Comment
  UC1118501  Pseudognaphalium californicum N. K. Carlson 1936-3-21 199 San Luis Obispo 1.1 mi nnw Corbett (Plot 21); Arroyo Grande Quadrangle 99 Comment
  OBI65684  Pseudognaphalium californicum D. R. Miller 1994-6-14 694 -439 San Luis Obispo Pine Mt Region. NEar Hartman's pond, last slope of Pine Mt, Tobacco crk drainage 792 Comment
  OBI72965  Pseudognaphalium californicum Ann Cochran 1986-7-12 12 San Luis Obispo 20's area in hills. T30S, R18E, Sect 36 and T30s r19E sec 31 Comment
  CAS-BOT-BC357105  Pseudognaphalium luteoalbum John H. Thomas 1959-3-20 7563 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, about 17 miles south of San Luis Obispo 15 Comment
  UC2027426  Pseudognaphalium luteoalbum Greg Wilvert 2005-4-17 259 San Luis Obispo Southeast Half of the Caliente Range. Quail Spring. Comment
  OBI53817  Pseudognaphalium luteoalbum Arthur W. Hazebrook 1992-11-14 176 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, area along Guerra Rd and Southern pioneer dunes Comment
  SBBG8273  Pseudognaphalium ramosissimum H. and M. Dearing 1937-8-8 2573 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC361551  Pseudognaphalium stramineum Ernest C. Twisselmann 1967-4-27 12907 San Luis Obispo Mesa just north of San Simeon Beach State Park 9 Comment
  CAS-BOT-BC362011  Psilocarphus tenellus R. F. Hoover 1947-3-26 6749 San Luis Obispo Price Canyon (just s. of) Comment
  UCR170957  Psilocarphus tenellus R. E. Riefner Jr. 2002-4-4 02- 67 San Luis Obispo San Andreas Rift, Carrizo Plain, due east c. 2 miles off Soda Lake Rd., c. 5 miles south of Soda Lake 584 Comment
  OBI39712  Psilocarphus tenellus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15957 San Luis Obispo 2.9 mi E of jctn with Santa Rosa Crk rd along dirt rd up Cypress Mtn along Steiner Crk Comment
  OBI74986  Pterostegia drymarioides Michael Walgren 2011-3-3 218 San Luis Obispo Los Osos Oaks state reserve off Los Osos Valley rd near Los Osos. 48 Comment
  CAS-BOT-BC421308  Pterostegia drymarioides James L. Reveal; Clare B. Hardham 1988-5-26 6917 San Luis Obispo La Panza Range, Los Padres National Forest, northwest of Black Mountain along Indian Creek south of U.S. Forest Service Road 28S02 south of Wilson Corner, about 13 air miles east-northeast of Santa Margarita 472 Comment
  CAS-BOT-BC421309  Pterostegia drymarioides Clare B. Hardham 1956-3-27 310 San Luis Obispo Santa Lucia Mountains. Hills southeast of Chimney Rock Comment
  OBI33335  Pterostegia drymarioides David J. Keil 1982-3-20 15769 San Luis Obispo San Luis Range in Irish Hills along dirt rd leading from See Canyon Rd to Hibberd Preserve Comment
  CAS-BOT-BC79336  Quercus X alvordiana Milo S. Baker 1924-1-1 2334 a San Luis Obispo near San Miguel Comment
  UC455265  Quercus X alvordiana I. J. Condit 1910-3-30 San Luis Obispo canyon behind Painted Rock; Carisa Plains Comment
  UC1135757  Quercus X morehus A. D. Gifford 1936-6-14 732 San Luis Obispo 4.1 mi sw Pozo; Santa Barbara National Forest, Pozo Quad. 883 Comment
  OBI83453  Quercus agrifolia Tanner Tellenbach, Elijah Lax, Brett Donahue, Nolan Donahue 2017-1-26 2 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
  UC1083221  Quercus agrifolia Herbert L. Mason 1929-10-13 5501 a San Luis Obispo 2.5 mi n Cambria Comment
  OBI19164  Quercus agrifolia var. agrifolia Christopher Greiner 1979-4-16 7 San Luis Obispo Poly Canyon, Cal Poly campus 91 Comment
  OBI27089  Quercus agrifolia var. agrifolia Jim Souza February1981 s.n. San Luis Obispo Grover City Comment
  OBI60575  Quercus agrifolia var. agrifolia Lynne Dee Oyler, David J. Keil 1990-5-10 1130 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake south and west across dunes, E to Quercus agrifolia, and W again to coast. East of hIdden Willow Valley Comment
  OBI14296  Quercus chrysolepis R. A. Hays 1957-11-27 s.n. San Luis Obispo Pine Mt. Comment
  UCD45637  Quercus douglasii R. F. Hoover 1946-8-18 6311 San Luis Obispo Mariana Creek, east side of La Panza Range. Comment
  UCD45724  Quercus douglasii H. C. Lee 1936-6-12 666 San Luis Obispo San Luis Obispo County: four miles south east of Adams Ranch. Altitude 650 feet. 198 Comment
  OBI28097  Quercus douglasii Carrie Wilson, Allison Berry 1982-4-24 5 San Luis Obispo Approx 6.5 mi NW of Paso Robles on CA rte G14 0.5 mi inside entrance to Devil's Gorge campgd. Comment
  CAS-BOT-BC79334  Quercus dumosa Roman Gankin; W. R. Hildreth 1967-10-11 s.n. San Luis Obispo 2.3 road miles along Perfumo Canyon Rd. from Los Osos Rd. Comment
  UCD45879  Quercus durata var. durata Roman Gankin 1969-9-21 1314 San Luis Obispo Perfumo Canyon Road off Los Osos Road southwest of San Luis Obispo. San Luis Obispo County, CA. Comment
  OBI81486  Quercus lobata Connor Skelly, Sarina Shames 2015-11-6 7 San Luis Obispo South Hills Open Space, San Luis Obispo County, California. Comment
  OBI39348  Quercus lobata David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18715 San Luis Obispo 12.6 mi from Calif rte 1 on San simeon crk rd between Pine Mtn and Rocky Butte Comment
  CAS-BOT-BC134772  Quercus wislizeni W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mountain. East of Cuesta Pass Comment
  CDA19883  Quercus wislizeni var. wislizeni V. Yadon 2002-4-19 s.n. San Luis Obispo Central California; Pine Mtn. 0 Comment
  OBI37909  Ranunculus californicus David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18643 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
  RSA15694  Ranunculus californicus Carl B. Wolf 1929-4-13 3440 San Luis Obispo 3 miles S of Paso Robles. 213 Comment
  RSA681274  Ranunculus californicus Scott D. White, Ken McDonald 2001-5-9 8471 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UC72900  Ranunculus californicus J. E. Roadhouse 1905-4 272 San Luis Obispo San Luis Obispo Comment
  OBI10577  Ranunculus californicus Ruth E. Davis 1964-2-2 4 San Luis Obispo See Cyn Rd, about 5 mi in , in the valley Comment
  CAS-BOT-BC378576  Ranunculus californicus var. californicus Roxana Ferris 1929-4-13 7512 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC378578  Ranunculus californicus var. californicus Mrs. R. W. Summers s.n. San Luis Obispo Unspecified Comment
  CAS-BOT-BC378579  Ranunculus californicus var. californicus Ernest C. Twisselmann 1967-4-27 12922 San Luis Obispo Mesa northeast of Piedras Blancas Point Comment
  SEINET8274146  Ranunculus canus L. R. Abrams 1926-3-28 San Luis Obispo Tehachapi Pass. Comment
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Dec 31 2017
  CDA34830  Ranunculus muricatus David J. Keil 1998-4-13 26688 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Lawn area between Engineering East and Computer Science buildings. 0 Comment
  UC1126751  Raphanus sativus G. T. Nordstrom 1937-6-4 1304 San Luis Obispo 1.9 mi nw of Mammoth Rock School 121 Comment
  UCR140382  Raphanus sativus George K. Helmkamp 2004-3-15 8370 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  CAS-BOT-BC427527  Reseda alba Roxana S. Ferris 1953-7-24 12690 San Luis Obispo Oso Flaco Lake, ca. 3 mi. W of State Highway 1 Comment
  RSA0037454  Rhamnus ilicifolia LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6492 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
  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
  RSA647588  Rhamnus ilicifolia T. Strid 1972-4-15 s.n. San Luis Obispo 2 miles S on Old Morro Road, off Acascadero Road. 305 Comment
  POM244276  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1929-4-15 3582 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  UC1953220  Rhus integrifolia David Keil with V. L. Holland 2009-6-16 30616 San Luis Obispo Between San Luis Obispo and Arroyo Grande. Area southeast of intersection of California Highway 227 (Carpenter Canyon Road) and Noyes Road in vicinity of high tension line corridor. Comment
  UC1130548  Rhus trilobata W. A. Peterson 1937-5-4 800 San Luis Obispo 1 mi nw La Panza 655 Comment
  CAS-BOT-BC92481  Ribes aureum var. gracillimum R. F. Hoover 1964-4-13 8701 San Luis Obispo 2 miles south of Atascadero, west of Highway 101. Comment
  OBI24515  Ribes cereum Fred Hrusa 1980-7-26 89 San Luis Obispo Mt Pinos Comment
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Feb 20 2021
  OBI37338  Ribes divaricatum Eric Wise 1982-6-25 1585 San Luis Obispo Black Lake Cyn; About 1 mi E of hwy 1 Comment
  UC11532  Ribes divaricatum var. pubiflorum Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC173072  Ribes divaricatum var. pubiflorum Alice Eastwood; John Thomas Howell 1937-5-1 4180 San Luis Obispo Pettits Canyon, San Luis Range Comment
  CAS-BOT-BC169017  Ribes indecorum R. F. Hoover 1947-1-6 6592 San Luis Obispo Above head of See Canyon, San Luis Range Comment
  UC1929419 Image available Ribes malvaceum var. malvaceum Steve Boyd 2007-2-17 11715 San Luis Obispo Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  UCR29890A  Ribes menziesii David J. Keil, R. Riggins, D. Walters, M. McLeod, M. Luckow, et al. 1981-4-11 14348 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  SBBG119179  Ribes quercetorum E. Painter, M. Wetherwax 2000-3-8 CR 14 San Luis Obispo near W Perimeter Rd; Camp Roberts 190 Comment
  CAS-BOT-BC212253  Ribes quercetorum Ira L. Wiggins 1932-3-21 5830 San Luis Obispo Grade at west end of Carisa Plains on road to Santa Margarita Comment
  RSA0019088  Ribes sanguineum var. glutinosum Margaret Stason, F. Brubaker 1930-4-14 8934 San Luis Obispo Near Templeton. Comment
  CAS-BOT-BC144471  Ribes sericeum W. R. Dudley 1902-4-3 s.n. San Luis Obispo near Doty's, south side Hearst Ranch Comment
  RSA140219  Ribes sericeum Clare B. Hardham 1960-2-25 5207 San Luis Obispo Along Santa Rosa Creek, 901 miles east of Cambria 213 Comment
  UC72987  Ribes speciosum Mrs. R. W. Summers San Luis Obispo summit San Luis Mt. 1500 Comment
  CAS-BOT-BC173753  Ribes speciosum R. F. Hoover 1967-2-15 10203 San Luis Obispo Upper Arroyo Grande above Routzahn Park Comment
  OBI62732  Rorippa curvisiliqua LynneDee Althouse 2003-4-10 174 San Luis Obispo Santa Margarita Ranch, E of Pozo Rd, between Hwy 58 and Las Pilitas Rd Comment
  OBI72386  Rorippa palustris subsp. palustris Anthony Baniaga 2010-5-22 222 San Luis Obispo Black Lake Cyn; Callender property 19 Comment
  OBI23323  Rosa californica Robert F. Hoover 1969-7-13 11461 San Luis Obispo Atascadero Comment
  OBI4990  Rosa californica Unknown 1960-5-12 s.n. San Luis Obispo Price Cyn (S of Edna) Comment
  UC1296073  Rosa gymnocarpa var. gymnocarpa R. F. Hoover 1965-5-24 9408 San Luis Obispo ridge nw Cuesta Pass; Santa Lucia Range Comment
  OBI10009  Rosa spithamea Robert F. Hoover 1969-7-2 11402 San Luis Obispo Hazard Cyn Comment
  OBI10011  Rosa spithamea Fred Rush 1956-1 77 San Luis Obispo Mt. SLO Comment
  OBI66169  Rubus armeniacus D. R. Miller 1994-6-22 694 .475 San Luis Obispo Pine Mt Region. Across main rd from 1st gate area; San Simeon crk drainage 500 Comment
  OBI23400  Rubus ursinus Donald Price 1972-5-13 15 San Luis Obispo Pismo Beach Comment
  SBBG133017  Rubus ursinus D. Keil 1990-4-26 21386 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  SBBG3107  Rubus ursinus C. B. Hardham 1958-2-13 2820 San Luis Obispo Cambria Comment
  UCR132145  Rubus ursinus George K. Helmkamp 2003-10-24 8217 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  CLARK-A1045-1341  Rumex acetosella George K. Helmkamp 1978-4-23 San Luis Obispo Los Osos Montana de Oro State Park, on ocean cliff; Morro Bay S 7.5'Q Comment
  OBI78433  Rumex conglomeratus Helen Jones 1982-9-21 66 San Luis Obispo Piedras Blancas Point Comment
  OBI17523  Rumex conglomeratus Lynne Dee Althouse 1977-5-3 76 San Luis Obispo Near overflow of horse water trough, Wolfe's horse ranch, N of San Luis High School 125 Comment
  UCR159995  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2005-6-12 9664 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
  CAS-BOT-BC433346  Rumex crispus Ernest C. Twisselmann 1954-6-16 1374 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Eben McMillan Ranch: Phelps Spring; Eastern San Luis Obispo County. 701 Comment
  CAS-BOT-BC433348  Rumex crispus Ernest C. Twisselmann 1952-5-5 130 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley: Bitterwater Road at the junction with Gillis Canyon Road 655 Comment
  CAS-BOT-BC433349  Rumex crispus Ernest C. Twisselmann 1952-8-18 132 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Phelps Spring, Eben McMillan Ranch 670 Comment
  OBI10831  Rumex fueginus Robert F. Hoover 1947-7-18 7313 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC433606  Rumex hymenosepalus R. F. Hoover 1967-4-9 10417 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain. Comment
  OBI78429  Rumex hymenosepalus Robert F. Hoover 1968-4-17 11043 San Luis Obispo E part of Cuyama Valley Comment
  SD245456  Rumex salicifolius David J. Keil, Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, Taylor Crow 2013-5-2 31630 San Luis Obispo Avenales Ranch, sout of Pozo. Upper Alamo Creek drainage. 399 Comment
  OBI47137  Rupertia physodes Lynne Dee Oyler 1986-5-6 463 b San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch Comment
  OBI66664  Rupertia physodes D. R. Miller 1997-6-22 697 -664 San Luis Obispo Pine Mt Region. +/- 100 m long and 1/2 as deep. Along inland side of Tobacco creekway Comment
  OBI80174  Rupertia physodes David J. Keil 1985-6-18 18858 San Luis Obispo South Bay Wastewater Treatment Facility EIS survey. Bayview Heights area. Comment
  UC1928067 Image available Rupertia physodes David Keil 2008-5-22 30521 San Luis Obispo Santa Lucia Mountains. Mount Lowe Road, ca. 1.5 miles from junction with US 101 at boundary of Los Padres National Forest. 620 Comment
  RSA0021799  Ruppia maritima David J. Keil 2012-7-26 31479 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 0 Comment
  UCSB38592  Salicornia pacifica Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Vicinity of mean high tide, Morro Bay State Park Comment
  CAS-BOT-BC103266  Salix bonplandiana R. F. Hoover 1947-3-19 6703 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC103248  Salix bonplandiana R. S. Woglum 1940-4-11 2586 B San Luis Obispo Near La Panza 731 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-BC103268  Salix bonplandiana Clare B. Hardham 1957-6-18 2254 San Luis Obispo Tierra Redondo Comment
  CAS-BOT-BC103269  Salix bonplandiana R. F. Hoover 1947-3-21 6704 San Luis Obispo California Polytechnic campus, San Luis Obispo Comment
  OBI9867  Salix breweri Robert F. Hoover 1964-5-13 8825 San Luis Obispo Tassajera Crk 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
  OBI80468  Salix laevigata David J. Keil 1992-1 23019 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI9845  Salix laevigata Robert F. Hoover 1947-3-19 6703 San Luis Obispo Oak Park District Comment
  OBI37095  Salix laevigata Eric Wise 1983-9-22 1786 San Luis Obispo 1 mi E of 1/2 way stn. on hwy 41 between Morro Bay and Atascadero Comment
  OBI37190  Salix laevigata Eric Wise 1981-8-7 1020 San Luis Obispo Cow pond, .3 mi W of Huer Huero-La Panza Rd, next to hwy 58 Comment
  RSA126582  Salix laevigata W. A. Peterson 1937-4-20 725 San Luis Obispo Mouth of Martinez Canyon. 488 Comment
  RSA212025  Salix laevigata E. C. Twisselmann 1969-4-24 15171 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles. 213 Comment
  JEPS114135  Salix lasiolepis J. Olson 2000-6-27 San Luis Obispo Camp Robert. East side of Low Water Bridge and both sides of Bee Rock Road. Comment
  OBI36877  Salix lasiolepis Eric Wise 1981-6-22 632 San Luis Obispo Lopez Water Treatment Reservoir. A clear lake of moderate size Comment
  OBI36896  Salix lasiolepis Eric Wise 1981-9-29 1282 San Luis Obispo Black Lake cyn at hwy 1 Comment
  OBI36904  Salix lasiolepis Eric Wise 1983-2-16 1630 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI37202  Salix lasiolepis Eric Wise 2004-9-1 1706 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI37207  Salix lasiolepis Eric Wise 1983-3-6 1680 San Luis Obispo Santa Margarita Lake: man-made reservoir in Salinas river channel Comment
  UC5045  Salix lasiolepis Mrs. Blochman 1893-12-1 San Luis Obispo Santa Maria Comment
  CAS-BOT-BC107241  Salix lasiolepis var. bigelovii R. F. Hoover 1967-3-5 10237 San Luis Obispo Lower part of Lopez Canyon Comment
  UCR265753  Salix sitchensis Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7630 San Luis Obispo Central Coastal: Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, c. 250 m from Pacific Ocean 9 Comment
  UC917054  Salix sitchensis R. Bacigalupi 1949-4-5 3076 San Luis Obispo 3 mi. above Cambria (along Santa Rosa Creek); Santa Rosa Creek Comment
  OBI70518  Salsola australis G. F. Hrusa, P. Akers 2003-10-13 16179 San Luis Obispo At pullout along hwy 166 in Cuyama cyn at first influence of coastal air 273 Comment
  UCD99245  Salsola australis Ernest C. Twisselmann 1958-11-19 4959 San Luis Obispo San Luis Obispo County: Choice Valley Region: Salt Canyon. Shandon. 533 Comment
  CDA23472  Salsola damascena T. C. Fuller 1978-7-19 20249 San Luis Obispo Summit of the Temblor Range, Recruit Grade Pass, 26 km (16 miles) by road, Crocker Springs Road, southwest of McKittrick in eastern San Luis Obispo Co. 0 Comment
  CAS-BOT-BC180652  Salsola tragus Ernest C. Twisselmann 1954-7-18 1435 San Luis Obispo Choice Valley, 1 1/2 miles east of Palo Prieta Summit, R. Twisselmann wheat field, Temblor Range and the Western San Joaquin Valley 594 Comment
  UCR159224  Salvia carduacea George K. Helmkamp, E. A. Helmkamp 2005-4-22 9421 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
  RSA0056365  Salvia carduacea James R. Shevock 1971-3-14 782 San Luis Obispo Palos Pietos Cyn. 579 Comment
  UC573548  Salvia columbariae P. L. Johannsen 1936-3-22 731 San Luis Obispo 1.75 mi sw San Luis Obispo; San Luis Obispo Quad. 106 Comment
  SEINET3557352 Image available Salvia columbariae Lewis S. Rose 1934-3-27 34101 San Luis Obispo Cottonwood Pass. Comment
  UC1284945  Salvia leucophylla R. F. Hoover 1950-6-2 7973 San Luis Obispo Arroyo Seco Huasna River (tributary of Huasna River) Comment
  CAS-BOT-BC230017  Salvia mellifera R. F. Hoover 1965-5-20 9373 San Luis Obispo Santa Lucia Range. Hill west of Poly Canyon, San Luis Obispo Comment
  OBI75447  Salvia mellifera Louis Prager 2011-5-28 s.n. San Luis Obispo Cuyama River Cyn Comment
  OBI55657  Salvia spathacea David J. Keil 1989-6-3 21234 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI6621  Salvia spathacea Greg Hassen 1975-6-24 4 San Luis Obispo Poly Cyn Comment
  UC1125364  Sambucus mexicana H. C. Lee 1936-6-2 652 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quadrangle 7 Comment
  OBI10724  Samolus parviflorus Robert F. Hoover 1966-10-1 10100 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Crk Comment
  UCR160701  Sanicula Don Pendleton 1992-3-15 92- 08 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  OBI8756  Sanicula arguta Robert F. Hoover 1958-3-6 8412 San Luis Obispo Between Morro Bay and Cayucos, (South of mouth of Toro crk). Comment
  UC794462  Sanicula arguta Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-23 3270 San Luis Obispo 0.8 mi sw of San Luis Obispo (at e end of Los Osos Valley); Los Osos Valley 152 Comment
  OBI56284  Sanicula bipinnata George Butterworth 1999-4-25 295 San Luis Obispo Carrizo Plain Natural Area. 1.4 mi S of Circe Rd, 200 yds W of fence. 640 Comment
  OBI77078  Sanicula bipinnata David J. Keil 1998-4-20 26831 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI80193  Sanicula bipinnata David J. Keil 1978-3-25 12676 San Luis Obispo Irving Ranch. Comment
  SBBG61396  Sanicula crassicaulis M. M. Miles -Feb-1886 54 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI28113  Sanicula crassicaulis Allison Berry, Carrie Wilson 1982-5-11 57 San Luis Obispo N of San Luis Obispo 1-1/2 mi on CA rte 101. R on Reservoir cyn rd-1/2 mi to end. Site on ridge to left 550 yds up trail Comment
  OBI31941  Sanicula maritima David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15870 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI3016  Scabiosa atropurpurea Barrett Anderson 1971-9-2 223 San Luis Obispo Along Los Osos Valley Rd between Foothill and Turri Rd Comment
  OBI20460  Schinus terebinthifolius Jack M. Farrell 1955-2-21 8 San Luis Obispo Cal Poly campus Comment
  CAS-BOT-BC239940  Schismus arabicus Clare B. Hardham 1957-4-27 1791 San Luis Obispo Eastern foothills of Caliente Mt. Comment
  CAS-BOT-BC239951  Schismus arabicus R. F. Hoover 1965-4-24 9345 San Luis Obispo Hill just east of San Juan River, La Panza district Comment
  OBI22197  Schismus arabicus Robert F. Hoover 1949-4-21 7613 San Luis Obispo Just E of San Juan river on Rd from La panza to Simmler Comment
  OBI22200  Schismus arabicus Robert F. Hoover 1967-3-28 10301 San Luis Obispo Elkhorn Plain Comment
  OBI43570  Schoenoplectus acutus var. occidentalis David J. Keil, Eric Wise 1982-7-2 16283 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn Trl Comment
  OBI72377  Schoenoplectus californicus Anthony Baniaga 2010-5-22 224 San Luis Obispo Black Lake Cyn; Callender property 19 Comment
  OBI79849  Schoenoplectus californicus David J. Keil 2012-7-26 31476 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  UCSB17766  Schoenoplectus pungens Hardham, Clare 1958-8-7 San Luis Obispo Santa Rita Creek; west of Templeton; Santa Lucia Mountains Comment
  OBI43630  Schoenoplectus pungens Eric Wise 1981-6-26 724 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey border Comment
  SBBG112546  Schoenoplectus pungens var. badius D. Keil 1977-8-21 12512 San Luis Obispo 3 mi W of Cuesta College along St Hwy 1 Comment
  OBI43554  Scirpus microcarpus Eric Wise 1982-5-1 1442 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI78571  Scirpus microcarpus Eric Wise 1981-7-26 968 San Luis Obispo Poly Cyn. Cal Poly campus Comment
  OBI31168  Scrophularia atrata Julie M. Vanderweir 1978-5-28 39 San Luis Obispo Indian Knob Tar Sands Comment
  OBI9227  Scrophularia atrata Robert F. Hoover 1959-5-12 8502 San Luis Obispo Price Cyn Comment
  SBBG109252  Scrophularia californica C. B. Hardham 1964-6-19 12061 San Luis Obispo near Polar Star Mine, along Carpoforo Crk below cmpgrd Comment
  UCD67242  Scrophularia californica G. F. Hrusa 1995-5-2 12292 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Understory of burned Pinus attenuata forest. Flowering first season, appearing as an annual. Occasional. Ridge immediately SW of Radio Facility 2 (Peak 1). 610 Comment
  OBI4930  Selaginella bigelovii Richard E. Simpson 1960-5-5 154 San Luis Obispo Collected on northern slope of Cerro Romauldo, behind U. S. Army Camp San Luis Obispo Comment
  OBI15543  Senecio aphanactis Robert F. Hoover 1967-4-14 10439 San Luis Obispo Hill W of Poly Canyon, San Luis Obispo Comment
  RSA472977  Senecio blochmaniae E. A. Purer 1932-8-27 4785 San Luis Obispo N of Guadalupe. Comment
  UC1284960  Senecio blochmaniae R. F. Hoover 1946-8-17 6301 San Luis Obispo n end Morro Bay Comment
  OBI53037  Senecio blochmaniae LynneDee Oyler 1990-6-12 1184 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  OBI15519  Senecio californicus Robert F. Hoover 1947-4-4 6881 San Luis Obispo W side of Cottonwood Pass Comment
  OBI23923  Senecio californicus Janice M. Toyoshima 1979-4-13 A 6 -13 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  CAS-BOT-BC363524  Senecio californicus David D. Keck 1933-5-5 2227 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  JEPS99108  Senecio californicus Clare B. Hardham 1958-2-13 2811 San Luis Obispo 11.0 mi E of Cambria (Templeton Road); Santa Lucia Mountains Comment
  OBI15501  Senecio douglasii var. douglasii Robert F. Hoover 1969-10-5 11639 San Luis Obispo N side of lower Cuyama Valley Comment
  UCR223627  Senecio mikanioides A. C. Sanders 2011-2-21 38721 San Luis Obispo Central Coast, Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  UCR115293  Senna multiglandulosa Austin P. Griffiths, Shana Dore 1987-1-14 18043 San Luis Obispo Central Coast, Pismo Beach region Comment
  JEPS97967 Image available Sidalcea hickmanii subsp. anomala K. Andreasen 1998-7-30 282 San Luis Obispo ca. 0.65 airmiles NE of La Trinidad Mine (Cuesta Ridge Botanical Area, along both sides of road); Santa Lucia Range Comment
  UC1285298 Image available Sidalcea hickmanii subsp. anomala R. F. Hoover 1958-5-17 8478 San Luis Obispo nw of Cuesta Pass (summit of Santa Lucia Mountains); Santa Lucia Mountains Comment
  SBBG4694  Sidalcea malviflora subsp. laciniata C. B. Hardham 1958-5-3 3169 San Luis Obispo Sargent Cypress forest, Cuesta Grade Comment
  SBBG109672  Sidalcea malviflora subsp. laciniata C. B. Hardham 1959-4-23 4303 San Luis Obispo 1.5 mi S of Santa Barbara Rd, Atascadero Comment
  OBI66359  Silene coniflora David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26256 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
  RSA0077153  Silene laciniata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3200 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, approx. 100 yards from parking lot. 38 Comment
  CAS-BOT-BC174943  Silene laciniata Alice Eastwood 1927-7-29 14951 San Luis Obispo Morro Sands Comment
  OBI57299  Silene laciniata subsp. laciniata David J. Keil 1998-3-27 26482 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  CAS-BOT-BC389404  Silene lemmonii R. F. Hoover 1950-6-20 7994 San Luis Obispo 7 miles w. of Templeton on road to Cambria Comment
  CAS-BOT-BC389407  Silene lemmonii Clare B. Hardham 1959-5-19 4560 San Luis Obispo Santa Lucia Mountains. Headwaters of Las Tablas Creek Comment
  SBBG2042  Silene lemmonii C. B. Hardham 1959-5-19 4560 San Luis Obispo headwaters of Las Tablas Crk Comment
  SBBG113514  Silene verecunda C. B. Hardham 1957-5-4 1850 San Luis Obispo Tierra Redonda Comment
  OBI5561  Silybum marianum Sharon Jochums 1974-4-28 142 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  OBI77672  Silybum marianum Bruce Weiland 1970-11-25 17 San Luis Obispo Price Cyn near the rd Comment
  OBI57230  Sisymbrium altissimum David J. Keil 1998-4-9 26612 San Luis Obispo Between Hwy 101 off ramp and Price St., just SE of Harbor View, Pismo Beach Comment
  CAS-BOT-BC75457  Sisymbrium orientale Ernest C. Twisselmann 1968-6-14 14330 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern S.L.O county. 670 Comment
  CAS-BOT-BC75459  Sisymbrium orientale Ernest C. Twisselmann 1969-4-24 15155 San Luis Obispo La Panza Range. Bedell Ranch, 5 miles southeast of Creston. 350 Comment
  OBI21083  Sisyrinchium bellum Aart C. DeVos 1963-3-31 45 San Luis Obispo Poly Cyn Comment
  OBI23339  Sisyrinchium bellum J. T. Arnold 1965-4-21 75 San Luis Obispo Cal Poly, Poly Cyn Comment
  OBI27142  Sisyrinchium bellum Thomas Burrows 1980-4-24 15 San Luis Obispo Reservoir Cyn 152 Comment
  UCR123149  Sisyrinchium bellum George K. Helmkamp, E. A. Helmkamp 2002-4-19 7420 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  UCSB894  Sisyrinchium bellum Ryon, George 1959-4-12 San Luis Obispo 0.4 miles from Hwy 1; on County Road at the Corner of Olan Ave; near Cambria Pines 152 Comment
  OBI34334  Solanum americanum David J. Keil, Eric Wise 1983-8-30 17904 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI66414  Solanum americanum David J. Keil, with Dave Hacker 2005-6-24 30386 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  UCR140112  Solanum douglasii George K. Helmkamp 2004-2-11 8282 San Luis Obispo Central Coast, Nipomo Mesa, Willow Rd, 0.6 mi east of Calif. Hwy 1 125 Comment
  UC52324  Solanum douglasii Mrs. R. W. Summers 1886-9-1 San Luis Obispo Comment
  OBI58867  Solanum nigrum David J. Keil 1998-5-20 27309 San Luis Obispo Hwy 166 at Alamo Creek Road. Comment
  CDA17701  Solanum sarrachoides Austin Griffiths 1987-5-31 18208 San Luis Obispo Oceano. Comment
  CAS-BOT-BC156329  Solanum umbelliferum E. McMillan 1952-5-25 130 San Luis Obispo Palo Prieta Canyon 1 mi. N and 8 mi. E of Shandon Comment
  OBI60084  Solanum umbelliferum George Butterworth 1997-11-3 205 San Luis Obispo Visitor Center, Carrizo Plain Comment
  CAS-BOT-BC157551  Solanum umbelliferum R. S. Ferris 1939-5-29 9760 San Luis Obispo Hills about 4 miles south-east of Templeton 304 Comment
  UC1872937  Solanum umbelliferum David Keil with Margriet Wetherwax, Beth Painter, J. Olsen, K. Downing, C. Bratt, and L. D. Althouse 2000-5-16 28704 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  CDA15127  Solanum xanti G. F. Hrusa 1998-4-25 14213 San Luis Obispo La Panza Range, immediately above La Panza Camp. Comment
  OBI9104  Solanum xanti Robert F. Hoover 1967-2-18 10211 San Luis Obispo Diablo Cyn, San Luis Range Comment
  SBBG104281  Solanum xanti F. L. Johnson Proctor 1993-2-20 ROB 141 San Luis Obispo 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI57575  Solanum xanti Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. Near bse of stabilized dune on the bayside of shoreline on Morro Bay sandspit Comment
  OBI58862  Solanum xanti David J. Keil 1998-5-4 27058 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  OBI69150  Solanum xanti Unknown, Christina Gyovai 2001-3-2 3 San Luis Obispo Tassajara Crk Rd, Santa Margarita; private property; 16550 Oracle Oak Way 500 Comment
  POM147139  Solidago confinis Alice Eastwood 1927-7-31 15007 San Luis Obispo Along road from Morro to Atascadero Comment
  OBI57987  Solidago confinis Austin P. Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes. NE corner, Maidenform Flat Comment
  RSA0020862  Solidago confinis R. F. Thorne, Percy C. Everett 1962-10-3 31403 San Luis Obispo W of Oso Flaco Lake. 5 Comment
  OBI25576  Solidago elongata David J. Keil 1981-5-16 14673 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  HSC91763  Solidago guiradonis Susan H. Bicknell 1988-11-22 San Luis Obispo Montano de Oro, MDO13 Comment
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Mar 8 2013
  UC2027237  Solidago velutina subsp. californica David J. Keil with Michael Walgren, Lisa Andreano, Aaron Sims and Sally Krenn 2013-7-27 31860 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co. 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.) Comment
  UC91169  Soliva sessilis K. Brandegee June 1888 San Luis Obispo San Simeon Comment
  CAS-BOT-BC365917  Soliva sessilis Alice Eastwood 1926-4-28 13633 San Luis Obispo Cambria Comment
  CAS-BOT-BC374477  Sonchus asper Ernest C. Twisselmann 1952-5-16 522 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  UCR161320  Sonchus oleraceus George K. Helmkamp, E. A. Helmkamp 2005-3-9 9105 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  CAS-BOT-BC390195  Spergularia bocconi John Thomas Howell 1964-6-29 40816 San Luis Obispo Cambria Comment
  UCR161671  Spergularia macrotheca var. macrotheca George K. Helmkamp, E. A. Helmkamp 2005-5-17 9505 San Luis Obispo Central Coast, 2.5 mi WNW of San Simeon; along Calif. Highway 1 11 Comment
  OBI79029  Spergularia rubra David J. Keil 2013-8-22 31904 San Luis Obispo Morro Bay State Park. Between 1743 and 1800 Turri Road (from 35.330341 deg. , -120.812458 deg. to 35.327170 deg. , -120.808337 deg. ) 9 Comment
  SBBG118511  Spergularia villosa E. Painter, M. Wetherwax with J. Olson 2002-4-23 SLO 243 San Luis Obispo NW side of Cerro Romualdo; Camp San Luis Obispo 200 Comment
  OBI69523  Spergularia villosa David J. Keil 2008-8-10 30556 San Luis Obispo Los Osos Valley. Boysen Ranch Wetland Mitigation area between Los Osos Valley Road and O'Connor Way west of Foothill Road. West of city limits of San Luis Obispo. 42 Comment
  OBI73075  Sporobolus cryptandrus David J. Keil 2000-5-31 28792 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 12 miles east from junction with Highway 1 Comment
  OBI13486  Stachys ajugoides Robert F. Hoover 1969-8-25 11558 San Luis Obispo Laguna de San Luis Obispo Comment
  OBI52824  Stachys albens David J. Keil 1991-7-26 19681 San Luis Obispo NE of Springville along Bear Crk rd; Mtn Home State Forest. Balch Park campground Comment
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Jul 11 2015
  OBI35318  Stachys bullata Helen Jones 1982-5-19 48 San Luis Obispo Piedras Blancas Point: Comment
  OBI51798  Stachys bullata R. Mike Arens 1994-3-12 18 San Luis Obispo Calif Polytechnic State univ campus; near Botanical Garden foot bridge 152 Comment
  SEINET2066218 Image available Stachys bullata George Helmkamp 1990-4-19 San Luis Obispo West Cuesta Ridge, 3 mi NW of US 101, N of San Luis Obispo 670 Comment
  SEINET5103797  Stachys bullata Unknown 1995-4-14 1342 San Luis Obispo E of Nipomo, along Hwy 166, just E of Suey Creek Rd. Comment
  UCR199026  Stachys bullata Kai T. Palenscar 2008-5-18 s.n. San Luis Obispo Central Coast, city of San Simeon, west of Hwy 1 at the elephant seal viewing parking area 13 Comment
  RSA446666  Stachys bullata Dana Krempels 1981-4-13 33 -DK San Luis Obispo 5 m N. of North shore of Pico Creek Pond. Comment
  SBBG132566  Stachys bullata D. Keil, M. Mattina 2010-5-31 30803 San Luis Obispo trail system E of Ragged Point; Santa Lucia Mtns 30 Comment
  UCR24805  Stachys chamissonis George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Los Osos. Alongside the dry bed of the creek leading N out of Ito's Lake. 61 Comment
  OBI40693  Stachys chamissonis David J. Keil 1985-6-9 18792 San Luis Obispo los Osos/Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto Lake Comment
  UCSB8034  Stachys pycnantha Hardham, Clare 1965-7-29 San Luis Obispo near Burnet Peak; Santa Lucia Mountains 609 Comment
  RSA14341  Stanfordia californica Roxana S. Ferris 1935-3-30 s.n. San Luis Obispo Head of Cuyama Valley near Kern County Line. Comment
  OBI31341  Stellaria nitens Joy Nishida, Robert Allen 1982-4-10 218 San Luis Obispo American Cyn campground 536 Comment
  CAS-BOT-BC398695  Stellaria nitens Ernest C. Twisselmann 1955-3-22 1761 San Luis Obispo Chris Twisselmann ranch, eastern San Luis Obispo County 685 Comment
  OBI54881  Stephanomeria exigua David J. Keil 1996-9-13 26022 San Luis Obispo Highway 58, just e of jctn w/Hwy 229, e of Santa Margarita. Comment
  UCD136299  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6929 San Luis Obispo San Luis Obispo County: opposite Belleview-Santa Fe School House on Ontario road, north of Avila Beach. Comment
  OBI15413  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1946-6-30 6220 San Luis Obispo La Panza District 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
  CDA13953  Stephanomeria exigua subsp. deanei G. F. Hrusa, D. Ragan 1997-8-1 14076 San Luis Obispo South Coast Ranges; Los Padres NF; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. Comment
  OBI65189  Stephanomeria pauciflora Greg Wilvert 2005-6-29 491 San Luis Obispo SE Half of the Caliente Range. 50 m S of Wells Spring 897 Comment
  UC2027019  Stephanomeria pauciflora Greg Wilvert 2005-6-29 491 San Luis Obispo Southeast Half of the Caliente Range. 50m S of Wells Spring Comment
  UCR134691  Stephanomeria virgata subsp. virgata George K. Helmkamp 2003-9-21 8161 San Luis Obispo Central Coast, Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande 46 Comment
  OBI22244  Stipa cernua Robert F. Hoover 1947-5-10 7146 San Luis Obispo E edge of Cuyama Valley near Kern Co. line Comment
  JEPS114124  Stipa lepida J. Clark, M. Petroelje 1998-4-13 San Luis Obispo Camp Roberts. Turkey Road 0.5 mile north of F-8 Road, LCTA Plot 11. Comment
  OBI22288  Stipa speciosa Robert F. Hoover 1949-5-1 7637 San Luis Obispo Summit of Cottonwood Pass Comment
  OBI73548  Stipa tenuissima David J. Keil 2010-7-20 30922 San Luis Obispo Along Thomas Hill Road, just south of Hondonada Road, east of Arroyo Grande 100 Comment
  RSA66705  Streptanthus albidus subsp. peramoenus Margaret Stason, F. Brubaker 1929-5-5 8681 San Luis Obispo Hill east of Cambria Comment
  OBI78832  Streptanthus glandulosus Riley Shiraishi, Alonzo Llamas, Matthew Mattson, Lizz Silva 2014-4-24 1 San Luis Obispo Eastern face of slope off rocky ledge of trail next to Prospect Lookout Tower - 20 minute hike up dirt road from paved street. 468 Comment
  SBBG45367  Stuckenia pectinata L. W. Edge 1972-5-31 197 San Luis Obispo near edge of Oso Flaco Lake on E side of rd dividing lake Comment
  RSA231228  Stuckenia pectinata D. W. Taylor 1970-6-22 118 San Luis Obispo At mouth of Los Osos Creek, east side of Morro Bay. Comment
  SBBG81987  Stylocline gnaphaloides C. F. Smith 1974-5-8 10722 San Luis Obispo Dune Lakes S of Oceano Comment
  UC2027087  Stylocline gnaphaloides Greg Wilvert 2005-4-17 276 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  CDA42267  Suaeda nigra G. F. Hrusa, M. Pitcairn 2015-4-13 18616 San Luis Obispo Carrizo Plain; Panorama Rd., 1/2 mi. east of Soda Lake Rd. 588 Comment
  UC1119917  Symphoricarpos albus var. laevigatus T. M. Hendrix 1937-6-6 270 San Luis Obispo 1.5 mi nw New District School; Pozo Quad. 411 Comment
  OBI31969  Symphyotrichum chilense David J. Keil 1982-6-26 16244 San Luis Obispo Vicinity of Arroya de la Cruz, N of San Simeon Comment
  OBI22793  Syzygium paniculatum Jim Heaston 1955-10-6 3 San Luis Obispo Cal Poly SLO Comment
  CDA34889  Taeniatherum caput-medusae David J. Keil 2000-5-31 28788 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 8.5 miles east from the junction with Highway 1. 0 Comment
  CAS-BOT-BC211574  Tamarix parviflora Ernest C. Twisselmann 1954-4-22 1108 San Luis Obispo 2 miles south of Palo Prieta Summit, Choice Valley, Temblor Range and the Western San Joaquin Valley 579 Comment
  CAS-BOT-BC376972  Taraxacum officinale Ernest C. Twisselmann 1954-7-17 1429 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County 640 Comment
  OBI77260  Tauschia arguta Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 444 San Luis Obispo American Cyn campground Comment
  OBI40943  Tauschia hartwegii Robert J. Rodin 1962-5-10 6880 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit rd on rd maintained by the forest Service and Telephone Comment
  OBI8738  Tauschia hartwegii Robert F. Hoover 1947-3-29 6774 San Luis Obispo Atascaer Comment
  OBI8739  Tauschia hartwegii Robert F. Hoover 1964-6-5 8931 San Luis Obispo Summit of main ridge W of upper Lopez Cyn Comment
  UC1122241  Tetrapteron graciliflorum H. C. Lee 1931-4-2 813 San Luis Obispo 1/2 mi n Neals Springs; Paso Robles Quadrangle Comment
  OBI78193  Thermopsis californica var. californica David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15714 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  OBI12735  Thermopsis californica var. californica Robert F. Hoover 1946-6-15 6149 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  OBI28082  Thermopsis californica var. californica Allison Berry, Carrie Wilson 1982-5-9 48 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of CA Rte 101 on CA Rte 58- Santa Margarita. Site to R of Rd; 50 yds from RR tracks Comment
  UC1127041  Thysanocarpus curvipes N. K. Carlson 1936-3-27 243 San Luis Obispo 1.9 mi se Santa Margarita (Plot 32); San Luis Obispo Quadrangle Comment
  UCD115980  Thysanocarpus curvipes J. M. Tucker 1963-4-11 3680 San Luis Obispo San Luis Obispo County: North side of State Highway 41, 15.1 miles (by road) E of Cambria. Comment
  CAS-BOT-BC66639  Thysanocarpus curvipes R. F. Hoover 1967-4-5 10343 San Luis Obispo 19 miles east of Creston on La Panza road, on a branch of Navajo Creek. Comment
  SEINET7042449  Thysanocarpus curvipes A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  UCSB17209  Thysanocarpus curvipes Fox, Lynn 1963-3-2 San Luis Obispo 1.9 miles southwest of Buena Vista Mine, 13.2 miles west of U.S. Highway 101 on Mountain Springs Road, Paso Robles 457 Comment
  CAS-BOT-BC67146  Thysanocarpus laciniatus Ira L. Wiggins 1929-5-21 3715 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI72749  Thysanocarpus laciniatus Anthony Baniaga 2010-2-5 20 San Luis Obispo Tierra Redonda Mtn BLM ACEC 378 Comment
  CAS-BOT-BC67144  Thysanocarpus laciniatus Clare B. Hardham 1959-4-7 4196 San Luis Obispo Santa Lucia Mountains. West side of Hames Valley and Jolon-Bradley Road. Comment
  OBI74386  Torilis arvensis Theo Fitanides, Anthony Baniaga 2010-5-7 158 San Luis Obispo Tierra Redonda BLM ACEC 469 Comment
  OBI25010  Torilis nodosa David J. Keil, Dirk Walters 1980-4-26 13884 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  SBBG133086  Toxicoscordion fontanum D. Keil, T. Teed, M. Uchida 2001-6-15 29565 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  OBI75517  Toxicoscordion venenosum var. venenosum Jenner Whitt 2003-4-10 28 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  RSA0037307  Trichostema lanatum LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6484 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  UC1450976  Trichostema lanceolatum R. F. Hoover 1969-10-6 11652 San Luis Obispo Cuyama Valley near Kern Co. line Comment
  OBI40301  Trichostema lanceolatum Jerry Copeland 1973-9-22 1032 San Luis Obispo Sierra Madre Rd, 0.3 mi S of hwy 166 Comment
  OBI66610  Trichostema ovatum David J. Keil 1998-10-9 28167 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  SBBG50988  Trientalis latifolia R. S. Woglum 1938-5-15 1707 San Luis Obispo Paso Robles to Cayucos Comment
  UCSC010430  Trifolium Dylan M. Neubauer, Tim Forsell 2016-4-21 625 San Luis Obispo (SCoRO) Rocky Butte Truck Trail, near Almaden Flats, 1.3 air-miles ese Pine Mountain 870 Comment
  UCSC010654  Trifolium D. R. Miller 2016-4-27 s.n. San Luis Obispo Helipad, Cole Ranch, Arroyo De La Cruz drainage 792 Comment
  POM262075  Trifolium albopurpureum I. L. Wiggins 1929-4-13 3426 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  OBI80960  Trifolium ciliolatum Sabrina Orro, Jonny Boetsch, Meg Faibisch, Lilian Krosse, Eric Womack 2015-4-12 1 San Luis Obispo Rinconada Trail Comment
  POM98105  Trifolium depauperatum var. amplectens Philip A. Munz 9205 San Luis Obispo Morro Creek 457 Comment
  OBI69776  Trifolium dubium D. R. Miller 1993-5-19 593 -19 San Luis Obispo Pine Mt Region; in front of main house, at Cole Ranch 732 Comment
  OBI54249  Trifolium fragiferum David J. Keil 1996-5-2 25855 San Luis Obispo Laguna Lake Park, San Luis Obispo. Along N side of lake W of developed area of park Comment
  UCSC010441  Trifolium fucatum Dylan M. Neubauer, Tim Forsell 2016-4-21 626 San Luis Obispo (SCoRO) Almaden Mine, near Almaden Flats, w of Rocky Butte Truck Trail, .68 air-mile ese Pine Mountain 842 Comment
  SBBG95500  Trifolium glomeratum D. Keil 1983-5-22 17072 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon, just S of bridge on E side of Hwy 1 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