Search Results — 2000 specimen records retrieved (1113 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=SAN LUIS OBISPO; Source=All;   

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

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

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

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI53833  Abronia latifolia Arthur W. Hazebrook, Kathleen G. Jones, Will Stagg 1993-3-22 194 San Luis Obispo Nipomo Dunes complex, Hidden Willow Valley, stabilized dunes 1.5 mi S of Big Coreopsis Hill Comment
  OBI12220  Abronia maritima Robert F. Hoover 1967-6-9 10627 San Luis Obispo S end of Morro Bay Comment
  OBI53831  Abronia maritima Arthur W. Hazebrook 1993-1-9 192 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and crk areas, and adj pioneer dunes Comment
  UC454272  Abronia maritima I. J. Condit 1908-5-23 San Luis Obispo Morro Comment
  OBI12213  Abronia pogonantha Robert F. Hoover 1967-6-4 10590 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
Read comments
Nov 7 2015
  SBBG81969  Abronia pogonantha C. F. Smith 1950-5-4 2769 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  OBI12211  Abronia pogonantha Eben McMillan 1952-5-5 106 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  NY679485  Abronia umbellata B. M. Bartholomew 1985-11-5 3665 San Luis Obispo Sand dunes along the S side of Morro Bay. 20 Comment
  CAS-BOT-BC229442  Abronia umbellata Ernest C. Twisselmann 1955-10-1 2426 San Luis Obispo Sand dunes at southwest end of Morro Bay 7 Comment
  CDA17535  Abronia umbellata Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. Comment
  OBI60578  Abronia umbellata var. umbellata Lynne Dee Oyler, C & c Althouse, K. Jones, Jack Biegle, et al 1990-4-19 1025 San Luis Obispo Trip from Oso Flaco Lake to Little Coreopsis Hill (LCH), over Maidenform flats to see Mimulus, S thorugh old campground facility and back via site of Dithyrea maritima where we counted 45 plants just W of ORV area fenceline Comment
  SBBG69823  Abronia villosa M. M. Miles -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CDA3978  Acacia melanoxylon David J. Keil 1985-3-26 18481 San Luis Obispo Lodge Hill subdivision area of Cambria. 0 Comment
  CAS-BOT-BC219679  Acanthomintha obovata subsp. cordata R. F. Hoover 1950-5-30 7862 San Luis Obispo La Panza district Comment
  OBI20405  Acer macrophyllum Neil Havlik 1968-4-3 120 San Luis Obispo At upper end of Lopez Cyn rd Comment
  UC1927883  Achillea millefolium David Keil, Tina Teed and Mariko Uchida 2001-6-15 29606 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  CAS-BOT-BC28760  Achillea millefolium David D. Keck 1933-5-5 2200 -1 San Luis Obispo Collected near Moro Rock, replanted and colelcted later in Stanford University Gardens. 0 Comment
  CAS-BOT-BC28762  Achillea millefolium J. T. Howell 1964-6-29 40757 San Luis Obispo In canyon between Cambria and Protestant Cemetary. Comment
  CDA17617  Achillea millefolium Austin Griffiths 1983-6-11 s.n. San Luis Obispo Oceano Dunes. Just W of Livery Stables, Dunes Preserve. Comment
  OBI7015  Achillea millefolium D. W. Stager 1972-7-24 14 San Luis Obispo Morro Bay State Park Sand Spit Comment
  SBBG125940  Achnatherum speciosum T. Fitanides with A. Baniaga 2010-5-7 174 San Luis Obispo Tierra Redonda Mtn Comment
  POM280691  Achyrachaena mollis Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Cholame Comment
  OBI26716  Acmispon americanus var. americanus Jerry Copeland 1973-9-8 1019 San Luis Obispo 13.6 mi E of jctn with hwy 41 and 101 Comment
  OBI34025  Acmispon americanus var. americanus Mark Schneider 1974-8-1 s.n. San Luis Obispo Just before second bridge on hwy 58 past Santa Margarita Comment
  OBI54178  Acmispon brachycarpus David J. Keil 1995-4-15 24865 San Luis Obispo Shell Crk rd, c 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI54377  Acmispon brachycarpus George Butterworth 1995-5-22 87 San Luis Obispo Carrizo Plain Natural Area. T32S, R20E, S34, NW Qtr 2.0 mi beyond (SE of) gate, 30; SW of rd Comment
  OBI79459  Acmispon brachycarpus David J. Keil 2012-4-23 31313 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, ca 0.3 miles up Rinconada Grade, south of turnoff to Santa Margarita Lake Comment
  OBI26146  Acmispon cytisoides David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14037 San Luis Obispo CNPS photography committee field trip to Arroyo de la cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI51210  Acmispon cytisoides Jan Barber 1994-5-8 170 San Luis Obispo San Simeon State Park; adj to foot trl next to main park rd Comment
  SBBG118250  Acmispon glaber M. Wetherwax, E. Painter 2001-3-21 SLO 185 San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  OBI51793  Acmispon glaber var. glaber R. Mike Arens 1994-1-12 12 a San Luis Obispo Cal Poly Campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  OBI51225  Acmispon heermannii var. orbicularis Jan Barber 1994-4-17 153 San Luis Obispo San Simeon State park. E side of footbridge in day-use area Comment
  OBI20212  Acmispon junceus var. biolettii Ann McBeth 1979-4-25 6 San Luis Obispo Indian Knob. 4 mi N of Pismo Beach Comment
  OBI6672  Acmispon junceus var. junceus Greg Hassen 1975-7-8 18 San Luis Obispo Poly Cyn; area of botanical garden Comment
  OBI31410  Acmispon strigosus Joy Nishida, Ginger King and Julie Oxford 1982-5-1 360 San Luis Obispo Amer Cyn campground 536 Comment
  UCD104494  Acmispon wrangelianus G. K. Helmkamp; E. K. Helmkamp 2001-4-29 6577 San Luis Obispo San Luis Obispo County: Irish Hills; Clark Valley Road; 3.8 miles south of Los Osos Valley Rd. (east of Los Osos). 213 Comment
  OBI45282  Acmispon wrangelianus David J. Keil 1982-6-26 16230 San Luis Obispo Vicinity of Arroyo de la Cruz, Comment
  UCR104820  Adenostoma fasciculatum George K. Helmkamp 1997-6-21 2063 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  CAS-BOT-BC139995  Adenostoma fasciculatum Ernest C. Twisselmann 1955-6-16 2150 San Luis Obispo Queen Bee Canyon 637 Comment
  RSA453173  Adenostoma fasciculatum var. fasciculatum Bonnie C. Templeton 1956-9-18 s.n. San Luis Obispo Between Atascadero and Paso Robles. Comment
  SBBG107971  Adenostoma fasciculatum var. fasciculatum C. B. Hardham 1959-5-23 4611 San Luis Obispo S of Baywood Park Comment
  SBBG94143  Adenostoma fasciculatum var. fasciculatum T. J. Ayers, S. Junak 1989-6-22 756 San Luis Obispo below TV towers just E of W Cuesta Ridge Rd at E botanical area boundary sign, ca. 3 mi W of Hwy 101 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
  PASA1855  Adiantum emarginatum F. Brubaker, M. Stason 1928-5-11 San Luis Obispo Santa Rita Canyon Comment
  OBI17409  Adiantum jordanii Lynne Dee Althouse 1977-5-22 84 San Luis Obispo Wolfe's horse ranch, near San Luis High School 122 Comment
  RSA128165  Adiantum jordanii Clare B. Hardham 1957-4-25 1743 San Luis Obispo Cypress Moutains, Sargent Cypress Grove Comment
  OBI13688  Agastache urticifolia Robert F. Hoover 1946-6-16 6156 San Luis Obispo Rinconada district, directly W of Pozo Comment
  SD148258  Agoseris grandiflora G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6602 San Luis Obispo La Panza Range; California Highway 58, 4.5 miles east of Santa Margarita. 334 Comment
  UC1125465  Agoseris grandiflora var. grandiflora G. T. Nordstrom 1937-5-13 1211 San Luis Obispo 1.3 mi ene of Asuncion School; Adelaida Quadrangle 381 Comment
  OBI31423  Agoseris heterophylla var. cryptopleura Joy Nishida, Julie Oxford 1982-4-16 294 San Luis Obispo American Cyn. 1.7 mi S of Amer cyn campground 488 Comment
  OBI60649  Agoseris heterophylla var. cryptopleura David J. Keil 1986-4-13 19149 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  UC126850  Agoseris heterophylla var. cryptopleura Benj. Cobb 1907-1-1 20 San Luis Obispo near Paso Robles Comment
Read comments
May 11 2011
  OBI17133  Agoseris heterophylla var. cryptopleura Robert F. Hoover 1947-3-30 6817 San Luis Obispo Summit between Middle and E branches of Huerhuero Crk Comment
  OBI32294  Agrostis exarata David J. Keil 1981-6-20 14888 -1 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI42334  Aira caryophyllea David J. Keil 1986-6-3 19632 San Luis Obispo Along Clark Valley rd 1/2-3/4 mi SW of Los Osos Valley rd Comment
  UCR24794  Alisma triviale George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Central Coast, Los Osos, south edge of Eto Lake 24 Comment
  OBI65222  Allenrolfea occidentalis Greg Wilvert 2005-10-5 531 San Luis Obispo SE half of Caliente Range; Padrones Cyn 744 Comment
  OBI79689  Allium crispum David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31728 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 750 Comment
  RSA628980  Allium crispum R. S. Woglum 1938-4-23 1557 San Luis Obispo Inner South Coast Ranges: Cottonwood Pass, near Cholame; Bluestone Ridge; junction with Monterey, Kings, and Kern Counties. Comment
  UC1296369  Allium diabolense R. F. Hoover 1952-5-24 8219 San Luis Obispo ridge w highest peak; Caliente Mt. Comment
  OBI69762  Allium fimbriatum var. fimbriatum D. R. Miller 1993-5-12 593 -3 San Luis Obispo Pine Mountain region. Almaden Mine, Almaden flats area 914 Comment
  UC1133804  Allium haematochiton N. K. Carlson 1936-3-20 190 San Luis Obispo 2 miles E of Islay Hill, Quad. Arroyo Grande. Comment
  UC570020  Allium haematochiton H. C. Lee 1936-3-23 527 San Luis Obispo 1/2 mi s Mine Hill; Arroyo Grande Quadrangle 259 Comment
  SD60277  Allium haematochiton Ira L. Wiggins 1932-3-21 5834 San Luis Obispo Serpentine Hills, 2 miles east of San Luis Obispo. Comment
  OBI21226  Allium howellii var. howellii Robert F. Hoover 1949-4-12 7602 San Luis Obispo West side of Carrizo plain, near Soda Lake Comment
  OBI7016  Allium sativum Shirley Vaughan 1974-6-1 26 San Luis Obispo Morro Strand Beach Comment
  OBI20557  Alnus rhombifolia Jay B. Hunt 1955-10-25 s.n. San Luis Obispo Cal Poly, lawn in fron of Ad. bldg Comment
  UCD97468  Amaranthus deflexus Ernest C. Twisselmann 1963-9-14 8977 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  OBI81456  Amaranthus powellii Zachary McDermott, Kelsey Kurze, Andrew Warnock, Jack Zarafis 2015-11-8 1 San Luis Obispo Morro Creek, next to CA 1 and Keiser Park Comment
  RSA770168  Amaranthus retroflexus Dianna Watanabe 1980-2-27 4 San Luis Obispo Open pasture along Stenner Creek, San Luis Obispo campus. Comment
  OBI69829  Ambrosia acanthicarpa D. R. Miller 1993-9-15 993 -52 San Luis Obispo Pine Mt Region, at sand pile at Hartman Cabin, E slope Pine Mt 762 Comment
  SEINET6738644 Image available Ambrosia chamissonis R. W. Summers 1886-6-4 s.n. San Luis Obispo Sand Beach, Avila Comment
  CAS-BOT-BC55570  Ambrosia psilostachya Ernest C. Twisselmann 1959-11-2 5887 San Luis Obispo Southwest end of Oso Flaco Lake 4 Comment
  OBI78661  Ambrosia psilostachya Teresa Lynn Sachacherer 2013-11-11 1 San Luis Obispo South-west end of Aloha Pl. Oceano, CA. Located at the end of a red bridge 300 ft south along trail located at the end of Aloha Pl. On north side of protected lagoon from the ocean 3 Comment
  CAS-BOT-BC55572  Ambrosia psilostachya R. F. Hoover 1966-9-12 9996 San Luis Obispo Nipomo Creek southeast of Nipomo Comment
  CAS-BOT-BC135657  Amelanchier utahensis Clare B. Hardham 1957-5-12 1919 San Luis Obispo Rocky shores or Franklin Creek, Camp Natoma - Santa Lucia Mountains Comment
  OBI79760  Amorpha californica David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31610 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  UCR160587  Amorpha californica var. californica George K. Helmkamp, E. A. Helmkamp 2005-6-9 9595 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 8.3 miles northeast of Huasna Townsite Road 332 Comment
  UCR160905  Amsinckia Don Pendleton 1992-3-15 92- 05 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
  RSA508243  Amsinckia douglasiana R. F. Thorne, P. Everett 1963-4-18 31485 San Luis Obispo 4 miles south of Cholame 488 Comment
  OBI20626  Amsinckia douglasiana Robert F. Hoover 1949-4-21 7628 San Luis Obispo Near Fernandez Crk on La Panza Creston Rd Comment
  UC659433  Amsinckia douglasiana Lincoln Constance, Alan A. Beetle 1940-3-22 2539 San Luis Obispo 5 mi e of La Panza (near San Juan Creek); Inner Coast Ranges, Syncline Hill 548 Comment
  OBI62187  Amsinckia furcata G. F. Hrusa, L. Saslaw 2001-4-12 15775 San Luis Obispo Carrizo Plain National Monument, shale hill at N end of Elkhorn Plain 760 Comment
  SBBG95287  Amsinckia intermedia F. A. Lindholm 1971-4-8 140 San Luis Obispo 6 mi N of Cayucos 487 Comment
  OBI35787  Amsinckia intermedia Allison Berry 1984-4-20 125 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. On W slope of hill closest to hwy 1 Comment
  OBI25604  Amsinckia menziesii David J. Keil 1981-5-16 14701 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI54190  Amsinckia menziesii David J. Keil, Kathleen Keil 1995-4-15 24879 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI69463  Amsinckia menziesii David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30500 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  JEPS27018  Amsinckia menziesii var. menziesii Rimo Bacigalupi with F. Chisaki, L. Dempster, and C. Hardham 1960-5-10 7400 San Luis Obispo ca. 5 1/2 mi. w. Paso Robles (just off rd. from Paso Robles to Adelaida, s.w. corner Chimney Rock Ranch); Paso Robles Quad., Chimney Rock Ranch 381 Comment
  RSA0091064  Amsinckia spectabilis P. A. Munz 1926-6-9 10237 San Luis Obispo Morro. Comment
  SBBG15547  Amsinckia spectabilis D. E. Breedlove 1962-4-6 2118 San Luis Obispo 3.5 mi N of San Simeon jct on St Hwy 1 30 Comment
  CDA16196  Amsinckia spectabilis var. microcarpa G. F. Hrusa, D. Ragan 1999-4-21 15011 San Luis Obispo Oceano Dunes; Oceano Dunes, immediately W of Callender Rd. 106 Comment
  SBBG14747  Amsinckia tessellata E. C. Twisselmann 1962-3-18 6706 San Luis Obispo hills at the summit of Palo Prieto Cyn 655 Comment
  UCR29933A  Amsinckia tessellata David J. Keil, Melissa Luckow, R. A. Pimentel, R. Riggins-Pimentel 1981-4-24 14500 San Luis Obispo 0.7 miles S of California Valley Fire Station, along Soda Lake Rd. 598 Comment
  CDA42259  Amsinckia tessellata var. gloriosa G. F. Hrusa, M. Pitcairn 2015-4-13 18605 San Luis Obispo Carrizo Plain; Carrizo Plain. N. end. Side of Sprague Rd. a continuation of 7 Mi. Rd. 712 Comment
  OBI64799  Amsinckia tessellata var. gloriosa George Butterworth 2005-3-10 560 San Luis Obispo Carrizo Plain Ecological Reserve. 30' E of Sprague Hill Rd (San Diego Cr Rd), 3.6 mi S of Soda Lake Rd. UTM 11S, E 0231247 x N 3901236 718 Comment
  OBI55300  Ancistrocarphus filagineus David J. Keil 1998-6-8 27703 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  RSA790116  Androsace elongata subsp. acuta Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-4-29 1 San Luis Obispo South Coast Ranges; Carrizo Plain; North of Carrizo Plain National Monument; foothills of Temblor Range. North Highway 58, approx. 2.2 miles on access road. 767 Comment
  OBI15715  Anisocarpus madioides Robert F. Hoover 1964-5-12 8803 San Luis Obispo Upper Lopez Cyn Comment
  OBI38211  Anthemis cotula Eric Wise 1981-6-26 662 San Luis Obispo Villa Crk reservoir, hwy 1 N of Cayucos Comment
  OBI38215  Anthemis cotula Eric Wise 1983-10-16 1823 San Luis Obispo Twisselmann Lake. Summit of Palo Prieta Cyn near Cholame Comment
  SBBG117841  Anthemis cotula M. Wetherwax, E. Painter 2000-6-13 SLO 150 San Luis Obispo between N base of the first ridge W of Cerro Romualdo and 'lily creek'; just N of Eucalyptus stand, in former home site; Camp San Luis Obispo 100 Comment
  OBI38213  Anthemis cotula Eric Wise 1982-6-24 1553 San Luis Obispo Farm pond N of Warden Lake about 1/2 mi Comment
  OBI57111  Antirrhinum kelloggii G. F. Hrusa 1995-5-2 12217 San Luis Obispo At top of ridge 2 E of Peak 2 580 Comment
  OBI57115  Antirrhinum multiflorum T. J. Ayers, S. Junak 1989-6-22 764 San Luis Obispo Cuesta Ridge Botanical Area. Los Padres natl Forest; along powerline rd 0.3 mi SW of intersection with Tassajara Crk rd, intersection is 1.8 mi W of hwy 101 Comment
  UC1928036  Antirrhinum orontium David Keil 2001-6-26 29625 San Luis Obispo Arroyo Grande, Camino Mercado, ca. 0.2 mile north from junction with west Branch Street. Comment
  RSA601515  Antirrhinum ovatum C. 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
  SBBG83240  Antirrhinum ovatum D. M. Thompson, E. McMillan 1985-1 434 San Luis Obispo 0.3 mi N of Pinole Spring, 4.7 mi S of jct of Bitterwater Valley Rd on Palo Prieto Pass Rd, 1.5 mi S of entrance rd to McCornack Brothers Lake Ranch, 2.7 mi S of side rd to Mine 609 Comment
  OBI60572  Apiastrum angustifolium Lynne Dee Oyler, David J. Keil 1990-5-10 1118 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake S and W across dunes, E to Quercus agrifolia, and W again to coast Comment
  OBI69507  Apiastrum angustifolium David J. Keil 2008-6-6 30528 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  RSA43307  Apiastrum angustifolium J. T. Howell 1948-6-15 24356 San Luis Obispo Red Hills southeast of Shandon. 762 Comment
  OBI20477  Apocynum androsaemifolium Robert F. Hoover 1950-6-21 8019 San Luis Obispo Pine Mt, Santa Lucia Mts Comment
  OBI57113  Arbutus menziesii G. F. Hrusa 1993-5-2 11095 San Luis Obispo Black Butte Research Natural Area, near entrance 1 approx 1/2 mi N of Mt. Lowe 600 Comment
  UC1121460  Arctostaphylos T. M. Hendrix 1939-5-7 1013 San Luis Obispo 1.1 mi nw New District School; Pozo Quadrangle Comment
  OBI57743  Arctostaphylos crustacea subsp. crustacea David J. Keil 1998-3-27 26459 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak burned over in summer 1997 244 Comment
  OBI57745  Arctostaphylos crustacea subsp. crustacea David J. Keil 1998-3-27 26438 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak burned over in summer 1997 244 Comment
  SBBG80774  Arctostaphylos crustacea subsp. crustacea D. Keil, M. McLeod, M. Luckow 1980-5-18 14001 San Luis Obispo Arroyo de la Cruz, ca. 1 mi E of St Hwy 1, Hearst Ranch Comment
  UCD50488  Arctostaphylos cruzensis Roman Gankin; W. R. Russel 1962-2-22 339 San Luis Obispo 1/2 mile east of State Highway 1; 9.4 miles north of entrance to Hearst State Historical Monument, Arroyo de la Cruz, north San Luis Obispo County. Comment
  CAS-BOT-BC23311  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8606 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  OBI14710  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1957-8-28 8395 San Luis Obispo Rocky Butte Fire Lookout Comment
  UC1120259  Arctostaphylos glandulosa subsp. glandulosa H. C. Lee 1936-5-22 620 San Luis Obispo 1 mi se Colwell Ranch; Santa Barbara National Forest, Nipomo Quadrangle, Pine Ridge 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
  RSA139985  Arctostaphylos glandulosa subsp. glandulosa T. M. Hendrix 1939-4-28 994 San Luis Obispo 0.4 mile northwest of Branch Mountain, Los Padres National Forest. 1067 Comment
  UC549413  Arctostaphylos glandulosa subsp. glandulosa J. E. Adams 1935-2-24 990 San Luis Obispo w Cuesta Pass; Peak Comment
  CAS-BOT-BC39217  Arctostaphylos glauca Joseph Burtt Davy 1901-1-31 s.n. San Luis Obispo Paso Robles Comment
  OBI14723  Arctostaphylos glauca Robert F. Hoover 1965-12-5 9726 San Luis Obispo Santa Lucia Range; lopez Canyon Comment
  UCD51252  Arctostaphylos glauca C. M. Belshaw 1936-3-21 1688 San Luis Obispo 3.4 miles N.N.E. of Porter Ranch. 487 Comment
  UCD51262  Arctostaphylos glauca Roman Gankin; W. R. Hildreth 1967-10-12 1138 San Luis Obispo 0.4 mile southeast of Pozo summit. Comment
  CAS-BOT-BC39216  Arctostaphylos glauca Ira L. Wiggins 1932-3-21 5832 San Luis Obispo Grade at west end of Carisa Plains, on road to Santa Margarita. Comment
  OBI66789  Arctostaphylos glauca Austin P. Griffiths, Gaylord Jones, T. Gaskin, G. ruggerone 1984-1-15 s.n. San Luis Obispo Along E edge of South trail, Pozo Summit, ca. 1/2 way to first pine grove. Comment
  SBBG5438  Arctostaphylos hookeri subsp. hearstiorum K. K. Muller 1956-1-30 738 San Luis Obispo top of hill just inland from St Hwy 1 on S side of mouth of Arroyo de la Cruz Comment
  CAS-BOT-BC24478  Arctostaphylos hooveri R. F. Hoover 1964-5-15 8892 San Luis Obispo Pine Top Mt. Comment
  SBBG60024  Arctostaphylos luciana G. Sinsheimer -May-1937 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SD175817  Arctostaphylos luciana G. F. Hrusa, D. Ragan 1995-6-20 12391 San Luis Obispo On burned summit of ridge immediately E of Mt. Lowe. Area of bare siliceous shale and approximately 1/3 m E of summit along fire break road. 650 Comment
  CAS-BOT-BC27259  Arctostaphylos luciana W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts. east of pass on road to San Luis Obispo Comment
  RSA632958  Arctostaphylos luciana Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24344 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  RSA633194  Arctostaphylos morroensis Jon E. Keeley, Melanie Baer-Keeley 1993-9-4 24358 San Luis Obispo At the entrance to Montana de Oro State Park. 70 Comment
  SD56799  Arctostaphylos morroensis Darley F. Howe 1963-5-19 3495 San Luis Obispo Hillside S of Morro Bay Comment
  CAS-BOT-BC39830  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16844 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC39832  Arctostaphylos obispoensis R. F. Hoover 1957-8-28 8394 San Luis Obispo road to rocky Butte lookout, Santa Lucia Mts. above San Simeon. Comment
  RSA535260  Arctostaphylos obispoensis D. A. Young, S. A. Junak, M. Carroll 1989-3-13 1845 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve. Comment
  UC1121455 Image available Arctostaphylos obispoensis A. E. Wieslander 1935-5-12 639 San Luis Obispo s of Morro Bay (Hazard Canyon); Cayucos Quad.; Cayucos, San Luis Obispo Co. 76 Comment
  CAS-BOT-BC39804  Arctostaphylos obispoensis W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near Cypress Spring, Cypress Mountain area Comment
  OBI32370  Arctostaphylos obispoensis David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16069 San Luis Obispo Road to top of Cypress Mt. from Warrens' cabin. Comment
  RSA643883  Arctostaphylos obispoensis C. B. Wolf 1929-4-16 3654 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  UCR247994  Arctostaphylos osoensis David J. Keil 1998-6-12 27812 San Luis Obispo Park Ridge area east of border of Morro Bay State Park, west of Hollister Peak Comment
  OBI32431  Arctostaphylos osoensis Bud Meyer & Mary Coffeen, Mary Coffeen 1982-2-26 s.n. San Luis Obispo Morro Bay, South Bay blvd, near old cement factory Comment
  RSA43175  Arctostaphylos pechoensis Robert F. Hoover 1946-12-15 6576 San Luis Obispo Upper Coon Creek, San Luis Range. Comment
  CAS-BOT-BC44395  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8603 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  UC1137488  Arctostaphylos pilosula R. St. John 1932-3-10 274 San Luis Obispo La Panza Santa Barbara National Forest, La Panza Quadrangle, La Panza Comment
  CAS-BOT-BC44420  Arctostaphylos pilosula R. F. Hoover 1964-2-20 8637 San Luis Obispo Oak Park district, north of Arroyo Grande. Comment
  CAS-BOT-BC44422  Arctostaphylos pilosula R. F. Hoover 1948-4-16 7453 San Luis Obispo Eacle Ranch so. of Atascadero Comment
  OBI60682  Arctostaphylos pilosula Lynne Dee Oyler 1990-10-4 2025 San Luis Obispo Avila Unocal Tank Farm below tank 638. Comment
  UC1276219  Arctostaphylos pilosula R. F. Hoover 1963-5-2 8552 San Luis Obispo summit of range e Pozo; La Panza Range Comment
  RSA43171  Arctostaphylos pilosula subsp. pilosula Robert F. Hoover 1946-10-20 6522 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  RSA201557  Arctostaphylos rudis Robert F. Hoover 1960-1-3 8513 San Luis Obispo Nipomo Mesa just above Los Berros. Comment
  UC1083207  Arctostaphylos rudis Herbert L. Mason 1936-3-7 10995 San Luis Obispo 2 mi w Nipomo; Nipomo Mesa Comment
  UCD51354  Arctostaphylos tomentosa Roman Gankin; W. R. Hildreth 1967-10-11 1113 San Luis Obispo Ridge north of Arroyo de los Chinos, east of State Route #1, ca. 9 miles north of San Simeon, San Luis Obispo County, east of State Route 1 ca. 1/4 mile. Comment
  SEINET4853254  Arctostaphylos wellsii Walter Knight 1986-5-4 6338 San Luis Obispo Arroyo Grande oil field between Price Canyon Road and Indian Knob. 91 Comment
  UCR134398  Arenaria douglasii George K. Helmkamp, E. A. Helmkamp 2001-4-29 6592 San Luis Obispo Irish Hills, Prefumo Cyn Rd., 2.8 miles west of Los Osos Valley Rd., SW of San Luis Obispo 91 Comment
  OBI22525  Aristida adscensionis Robert F. Hoover 1965-5-14 9360 San Luis Obispo East Fork Corral de Piedra Crk Comment
  SBBG107816  Armeria maritima subsp. californica C. B. Hardham 1957-11-19 2756 San Luis Obispo Piedras Blancas Comment
  UCR132040  Artemisia californica George K. Helmkamp 2003-7-29 8033 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  CAS-BOT-BC84826  Artemisia cana subsp. cana Ernest C. Twisselmann 1960-9-13 6005 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC93470  Artemisia tridentata subsp. tridentata R. F. Hoover 1946-10-13 6489 San Luis Obispo Cuyama River at highway bridge just below Gypsum Canyon Comment
  OBI70827  Arthrocnemum subterminale David J. Keil 2009-5-30 30613 San Luis Obispo Los Osos. Sweet Springs Nature Preserve 0 Comment
  UC2013269  Asclepias californica D. R. Miller 1991-5-31 915 -U San Luis Obispo O east slope of Pine Mountain. Comment
  OBI20218  Asclepias eriocarpa Malcolm G. McLeod 1979-6-19 s.n. San Luis Obispo Along Calif Rte 41 about 1/4 mi E of entrance to Cerro Alto campground Comment
  SBBG95622  Asclepias eriocarpa D. Keil 1986-5-31 19651 San Luis Obispo Santa Rita Crk Rd, ca. half way between Cayucos and Paso Robles, near crest of rd Comment
  OBI31719  Asclepias fascicularis Turnquist, Smeltzer 1982-7-23 193 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  UCR160149  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2005-6-9 9576 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 7.8 miles northeast of Huasna Townsite Road 338 Comment
  OBI82347  Asparagus asparagoides David J. Keil 2016-2-6 33450 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  CAS-BOT-BC65875  Aspidotis densa Ernest C. Twisselmann 1956-11-7 3230 San Luis Obispo Santa Lucia Range: Cypress Swamp, Cypress Mountain 640 Comment
  OBI83446  Astragalus curtipes Hasan Iqbal, Jack Combs, Theresa Tran 2017-1-27 5 San Luis Obispo South Hills Open Space, walk through Stonebridge Park to find a fence/gate leading to Stoneridge trail. Walk about 200-300 feet down the trail to find a battered wooden sign on the fence with a makeshift entrance through the barbed wire fence on the left side of the trail. Once this has been identified, walk through the entrance and hike up the hill (to the east) to get to the hilltop. 159 Comment
  OBI58083  Astragalus curtipes David J. Keil 1998-5-18 27306 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  RSA0006736  Astragalus curtipes H. D. Ripley, R. C. Barneby 1954-5-3 11276 San Luis Obispo 3.5 miles s. of Cambria. 30 Comment
  SJSU8408  Astragalus curtipes R. H. Edes 1957-4-14 San Luis Obispo near Hwy 101 c. 3 mi S of San Luis Obispo Comment
  UC574608  Astragalus curtipes W. H. Brewer April 1860-Apr 1862 460 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC182342  Astragalus didymocarpus var. didymocarpus Ernest C. Twisselmann 1958-5-12 4458 San Luis Obispo Elkhorn Scarp: Canyon above the Van Matre Ranch 792 Comment
  SBBG14666  Astragalus douglasii C. B. Hardham 1957-5-4 1899 San Luis Obispo Tierra Redonda Comment
  UC1285223  Astragalus douglasii R. F. Hoover 1947-3-30 6813 San Luis Obispo Calf Canyon Comment
  CAS-BOT-BC182904  Astragalus douglasii David D. Keck 1933-5-3 2112 San Luis Obispo 2.5 miles east of Estrella on road to Shandon, Northern San Luis Obispo County Comment
  CAS-BOT-BC182906  Astragalus douglasii Ernest C. Twisselmann 1954-4-29 1119 San Luis Obispo Summit of Palo Prieta Pass 640 Comment
  SD244693  Astragalus douglasii David Keil 1998-5-6 27125 San Luis Obispo E of San Miguel, 2.1 miles S of Monterey Coounty line on Rahchita Canyon Road. Comment
  UCSB15867  Astragalus douglasii Breedlove, Dennis 1962-3-29 San Luis Obispo Roadside, 13.9 miles east of Santa Margarita, La Panza Range on main road to Carrizo Plain 502 Comment
  UC1128774  Astragalus douglasii var. douglasii T. M. Hendrix 1937-4-26 96 San Luis Obispo 3.6 mi ne Highland School; Pozo Quad., ne of Highland School 457 Comment
  OBI32109  Astragalus gambelianus David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15861 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI58040  Astragalus gambelianus David J. Keil 1998-4-14 26714 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  POM276055  Astragalus gambelianus Lyman Benson 1937-4-4 8098 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  RSA0083755  Astragalus gambelianus Carl B. Wolf 1929-4-13 3464 San Luis Obispo North base of Cuesta Grade. 427 Comment
  UCD147267  Astragalus lentiginosus var. nigricalycis Diana Hickson; A. Klein, R. Boul 2010-4-1 CARR 995 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Elkhorn area. 653 Comment
  UCD21564  Astragalus macrodon R. Scherson; J. F. Perez 2003-6-25 5 San Luis Obispo California, San Luis Obispo County, Paso Robles. On Peachy Canyon Road, 4 miles East of Paso Robles. Comment
  UCR143021  Astragalus macrodon Roxana S. Ferris 1939-5-23 9756 San Luis Obispo Outer South Coast Ranges, 4 miles east of Templeton 427 Comment
  CAS-BOT-BC186524  Astragalus nuttallii var. nuttallii R. F. Hoover 1946-7-21 6233 San Luis Obispo San Simeon Creek Beach Comment
  OBI73263  Astragalus nuttallii var. nuttallii Michael Walgren 2010-8-13 181 San Luis Obispo San Simeon State Park Comment
  UCSB44897  Astragalus nuttallii var. nuttallii Cleveland, Joan 1979-5-12 San Luis Obispo Montana de Oro 12 Comment
  CAS-BOT-BC186539  Astragalus nuttallii var. nuttallii Ernest C. Twisselmann 1959-5-6 5200 San Luis Obispo Santa Lucia Range: Highway 1 at San Carpoforo Creek 22 Comment
  OBI35322  Astragalus nuttallii var. nuttallii Helen Jones 1981-5-5 63 San Luis Obispo Piedras Blancas Point. Range from Monterey Bay to Point Conception Comment
  SEINET9317583  Astragalus oxyphysus Unknown 1999-4-17 14950 San Luis Obispo S side of Caliente Ridge, shady slopes, grassland w/ Juniperus, Quercus, few, Arctostaphylow glauca, Ericameria common. Edge of Rd. UTM: 11S 0238221 N, 3888137 E Specimen Courtesy of Lone Mtn Institute, O'Brien, Ore. Comment
  UC454088  Astragalus trichopodus var. lonchus I. J. Condit 1910-7-10 San Luis Obispo Pecho Coast Comment
  CAS-BOT-BC199099  Astragalus trichopodus var. phoxus John Thomas Howell; Alice Eastwood 1937-4-30 4150 San Luis Obispo Huasna district Comment
  OBI89956  Athyrium filix-femina David J. Keil, Eric Wise 1983-8-30 17919 San Luis Obispo Black Lake Canyon, S of Arroyo Grande. Old stabilized sand dune field with series of Freshwater marshes. Comment
  CAS-BOT-BC66137  Athyrium filix-femina var. cyclosorum R. F. Hoover 1947-7-26 7327 San Luis Obispo Near Piedras Blancas Point (just north of) Comment
  CAS-BOT-BC66136  Athyrium filix-femina var. cyclosorum R. F. Hoover 1947-8-13 7368 San Luis Obispo Hazard Canyon Comment
  OBI47318  Athysanus pusillus David J. Keil 1982-3-24 15784 San Luis Obispo Los Padres NF. La Panza Mts; Amer cyn. T30S, R16S sects 28, 32, 33 Comment
  UC1136266  Atriplex canescens W. A. Peterson 1936-7-9 323 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  UCSB17237  Atriplex canescens D. Breedlove 1962-5-12 2768 San Luis Obispo 1 MI SE OF STATE HWY 166 ON US HWY 399 UPPER CUYAMA 640 Comment
  CAS-BOT-BC172624  Atriplex coronata R. F. Hoover 1946-10-6 6478 San Luis Obispo Cholame Comment
  CAS-BOT-BC172626  Atriplex coronata Robert E. Preston 1998-6-12 1123 San Luis Obispo Carrizo Plain, 50 ft W of Soda Lake Rd, between Clarksberg Rd and College City Rd 588 Comment
  OBI17331  Atriplex coronata Robert F. Hoover 1952-5-25 8237 San Luis Obispo S end of Soda Lake, Carrizo plain Comment
  OBI17335  Atriplex coronata Robert F. Hoover 1946-6-2 6141 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  OBI56290  Atriplex coronata var. coronata George Butterworth 1999-7-9 304 San Luis Obispo Carrizo Plain Natural Area. Beside Panorama Rd, 1.9 mi N of Soda Lake rd T32S R21E S6 NWQ Comment
  CAS-BOT-BC169163  Atriplex lentiformis R. F. Hoover 1946-9-14 6391 San Luis Obispo Shandon Comment
  CAS-BOT-BC169161  Atriplex lentiformis Mrs. H. C. Cantelow 1936-12-17 1805 San Luis Obispo Near Estrella River Comment
  UC1136293  Atriplex lentiformis subsp. lentiformis H. C. Lee 1937-3-27 788 San Luis Obispo 1 mi ne Paso Robles; Paso Robles Quad., ne of Paso Robles Comment
  CDA17533  Atriplex leucophylla Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; On the bay side ca. 1/3 way S. of point on Morro Bay Sandspit. 0 Comment
  IRVC29532  Atriplex semibaccata G. K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5328 A San Luis Obispo Morro Bay State Park at the south end of the marina. Central Coast 6 Comment
  UCR97556  Atriplex spinifera George K. Helmkamp, E. A. Helmkamp 1997-3-8 1409 San Luis Obispo Inner Coast Range, Carrizo Plain; 30.1 mi. NW of Calif. Hwy 166 on Soda Lake Rd., at San Diego Creek Rd near edge of Soda Lake 610 Comment
  OBI6155  Atriplex watsonii D. Waive Stager 1972-9-11 57 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  UCSB38581  Atriplex watsonii Ferren, Wayne 1979-8-8 San Luis Obispo Morro Bay State Park Comment
  HSC38644  Avena barbata J. P. Smith 1973-3-20 5879 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  SBBG109433  Avena barbata C. B. Hardham 1961-5-18 7112 San Luis Obispo between Pine Mtn and Rocky Butte Comment
  UC576286  Avena barbata T. M. Hendrix 1937-4-17 31 San Luis Obispo 3.3 mi se Pozo; Santa Barbara National Forest, Pozo Quadrangle 457 Comment
  OBI66129  Avena barbata D. R. Miller 1994-3-23 394 -125 San Luis Obispo Flora of Pine Mt region. From Olaf's walnut orchard (Egeberg's), San Simeon crk drainage 640 Comment
  HSC91809  Avena fatua Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  SBBG95347  Avena fatua C. Zeeb 1984-1-21 3 San Luis Obispo 0.6 mi E of Pennington Crk Rd Comment
  SEINET4175783  Avena fatua Marcus E. Jones 1882-5-6 3232 San Luis Obispo San Luis Obispo Comment
  OBI28814  Avena fatua David J. Keil, Melissa Luckow, Richared A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14459 San Luis Obispo 10 mi E of jctn with Calif rte 227 along Calif rte 58 Comment
  OBI8573  Avena fatua C. Woods 1978-4-30 53 San Luis Obispo Foothills on the W side of the Carrizo Plain, 4 mi SE of the jctn of hwy 58 and Sim. Soda lake san diego cr rd, 2 mi W of Sim. Soda lake san diego cr road 701 Comment
  OBI38220  Baccharis glutinosa Eric Wise 1981-6-29 819 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI72374  Baccharis glutinosa Anthony Baniaga 2010-5-22 220 San Luis Obispo Black Lake Cyn,Callender property 19 Comment
  OBI73255  Baccharis glutinosa Michael Walgren 2010-9-18 173 San Luis Obispo Estero Bluffs State Park, 1.56 mi W of Cayucos Crk, S of hwy 1 Comment
  SBBG34871  Baccharis glutinosa Mrs. R. W. Summers -Oct-1886 San Luis Obispo edge of San Luis Obispo city Comment
  CAS-BOT-BC99492  Baccharis pilularis Steve Boyd 2007-2-17 11717 San Luis Obispo Coast Ranges, La Panza Range: Los Padres National Forest along Pozo Road about 2 miles east of Pozo Summit, in Marian 671 Comment
  OBI16967  Baccharis pilularis W. Kent Allender 1962-12-17 9 San Luis Obispo Near Cuesta Summit Trail, Santa Lucia Range Comment
  OBI16968  Baccharis pilularis David Gleason 1964-2-9 5 San Luis Obispo 4 mi west of Atascadero Comment
  UC1334633  Baccharis pilularis Austin Griffiths Jr. 1967-9-4 5391 San Luis Obispo just s of Oceano Beach Comment
  OBI16952  Baccharis plummerae subsp. glabrata Robert F. Hoover 1949-9-9 7756 San Luis Obispo Forks of San Simeon Crk Comment
  UC1285341  Baccharis salicifolia subsp. salicifolia R. F. Hoover 1946-10-20 6514 San Luis Obispo just below confluence of Arroyo Seco (Upper Huasna River); Upper Huasna River Comment
  CDA13959  Barbarea orthoceras G. F. Hrusa, D. Ragan 1997-8-1 14073 San Luis Obispo South Coast Ranges; Los Padres National Forest; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. Comment
  OBI15180  Barbarea orthoceras Aart C. De Vos 1963-4-20 68 San Luis Obispo Cuesta Ridge Comment
  OBI80821  Barbarea orthoceras David J. Keil, with Kathleen Keil 1990-4-7 21372 San Luis Obispo 3 miles from Highway 58 along Hwy 229 south of Creston 365 Comment
  UC455725  Barbarea orthoceras I. J. Condit 1910-3-27 San Luis Obispo Poso, San Luis Obispo Comment
  RSA167182  Bergia texana E. C. Twisselmann 1962-7-12 7427 San Luis Obispo Summit of Palo Prieta Canyon. 610 Comment
  OBI37399  Berula erecta Eric Wise 1983-10-16 1806 San Luis Obispo Ortega Spring. One mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo prieta Cyn. 2 collections one at Srping with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI72174  Berula erecta M. Wetherwax & E. L. Painter, E. L. Painter 1999-7-13 SLO- 1 San Luis Obispo Camp San Luis; crk beds of bog thistle exclosure. UTMS (NAD27) zone 10, 710605 E, 3913310 N 300 Comment
  OBI54372  Blennosperma nanum George Butterworth 1995-1-29 15 San Luis Obispo E of Soda Lake rd, 1/4 mi S of Gaviota Rd, at "driveway:" Not in CPNA Comment
  CAS-BOT-BC127819  Blepharizonia laxa Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  RSA128188  Blepharizonia laxa Clare B. Hardham 1958-10-1 4030 San Luis Obispo Creston Road 6 miles east of Route 101 Comment
  CAS-BOT-BC478917  Bloomeria crocea var. crocea Ernest C. Twisselmann 1963-6-9 8387 San Luis Obispo Hills at the summit of Palo Prieta Canyon 678 Comment
  UC1296357  Bloomeria humilis R. F. Hoover 1955-6-14 8357 San Luis Obispo 2 mi. n. Arroyo de la Cruz (on State Hwy. 1) Comment
  UC1928137  Bolboschoenus maritimus David Keil, Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21197 San Luis Obispo Phoenix Creek inlet of Lopez Lake. Comment
  CAS-BOT-BC31358  Bolboschoenus maritimus subsp. paludosus Samuel B. Parish 1969-7-19 11495 San Luis Obispo South of Pismo Creek near Pismo Beach. Comment
  OBI43594  Bolboschoenus maritimus subsp. paludosus Eric Wise 1982-5-1 1450 San Luis Obispo turri rd, 1 mi E of So. Bay blvd Comment
  SBBG38488  Bolboschoenus maritimus subsp. paludosus E. C. Twisselmann 1969-11-4 16328 San Luis Obispo Twisselmann Lake, San Andreas Fault at summit of Palo Prieto Cyn 701 Comment
  SBBG81984  Bolboschoenus maritimus subsp. paludosus D. Keil 1983-11-19 18054 San Luis Obispo around Shark Inlet at S end of Morro Bay in lee of sand spit Comment
  SEINET11261647  Bolboschoenus maritimus subsp. paludosus David Keil 1985-6-19 18902 San Luis Obispo South margins of Warden Lake marsh north of Los Osos Valley Memorial park, just east of powerline corridor.; 0 20 Comment
  OBI43587  Bolboschoenus maritimus subsp. paludosus Eric Wise 1981-7-27 1003 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  OBI43588  Bolboschoenus maritimus subsp. paludosus Eric Wise 1981-7-27 1010 -A San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  OBI50167  Bothriochloa barbinodis Michael Curto 1992-11-15 860 San Luis Obispo Calif Polytechnic State Univ campus; CA native plant garden on NW side of Business Bldg (#2) Comment
  OBI64401  Bowlesia incana David J. Keil 2001-3-28 29194 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  SD249117  Bowlesia incana David Keil 1978-3-25 12697 San Luis Obispo Irving Ranch Comment
  OBI69752  Boykinia occidentalis D. R. Miller 1993-5-29 593 -23 San Luis Obispo Pine Mt Region. Along Pico crk at and above Pico falls 488 Comment
  CAS-BOT-BC145413  Brachypodium distachyon Peter H. Raven 1951-6-13 2949 San Luis Obispo San Luis Obispo. Comment
  SBBG87970  Brachypodium distachyon C. F. Smith 1988-7-12 12153 San Luis Obispo Cuesta Ridge outside entrance to Botanical Reserve Comment
  CAS-BOT-BC145411  Brachypodium distachyon John Thomas Howell 1964-6-29 40830 San Luis Obispo Cambria. Near Saint Paul's Episcopal Church. Comment
  CAS-BOT-BC29987  Brassica juncea Ernest C. Twisselmann 1965-5-4 10645 San Luis Obispo Temblor Range of the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern SLO County. 670 Comment
  OBI25593  Brassica nigra David J. Keil 1981-5-16 14679 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI28276  Brassica nigra Rick Frelinger 1982-5-10 72 San Luis Obispo San Luis Crk in Reservoir Cyn Comment
  CDA38634  Brassica oleracea var. sabellica G. Perez/J. Steele 2012-9-13 PDR# 1599492 San Luis Obispo Montana de Oro State Park; Spooner's Cove. 0 Comment
  CAS-BOT-BC100591  Brickellia nevinii R. F. Hoover 1952-9-9 8331 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC145500  Briza maxima R. F. Hoover 1965-5-22 9381 San Luis Obispo Cambria, north of town. Comment
  UCSB21969  Briza maxima Kahrmann, C. 1965-5-22 San Luis Obispo 100 yds from edge of Hwy 1, intersection with Cambria Park Rd and Hwy 1; Cambria 6 Comment
  UCD57159  Briza maxima Elisabeth Wilson 1940-5-1 s.n. San Luis Obispo San Luis Obispo Co.: State Highway 1. Comment
  CAS-BOT-BC145349  Briza minor R. F. Hoover 1947-5-25 7219 San Luis Obispo Cambria. Comment
  OBI25591  Briza minor David J. Keil 1981-5-16 14681 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI35794  Briza minor Allison Berry 1984-4-10 101 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CAS-BOT-BC484277  Brodiaea elegans subsp. elegans James L. Reveal; Clare B. Hardham 1988-5-26 6919 San Luis Obispo La Panza Range, Los Padres National Forest; NW of Black Mtn. along U.S. Forest Service Rd. 15E01 SW of Wilson Corner, about 11.5 air miles e--ne of San Margarita 594 Comment
  OBI77721  Bromus arenarius D. R. Miller 1994-6-8 694 -418 San Luis Obispo Pine Mt Region. In roadway, on rd to jim Rhodes spring area, Rocky Butte Rd; San Simeon crk drainage 900 Comment
  OBI59059  Bromus berteroanus David J. Keil 1998-4-28 26951 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  RSA0028862  Bromus berteroanus David J. Keil 2008-4-17 30512 San Luis Obispo Highway 166 at Los Padres National Forest trailhead 1 mi east of Rock Front Ranch. 400 Comment
  CAS-BOT-BC148965  Bromus carinatus var. carinatus R. F. Hoover 1964-6-12 9067 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  CAS-BOT-BC155852  Bromus catharticus var. elatus R. F. Hoover 1950-6-21 8021 San Luis Obispo Santa Lucia Mountains. Buckley, between Rocky Butte and Pine Mountain. Comment
  UC1131178  Bromus diandrus C. M. Belshaw 1936-3-23 1692 San Luis Obispo 1/2 mi nw of Black Hill 60 Comment
  UCR122556  Bromus diandrus George K. Helmkamp 2002-4-20 7459 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  CAS-BOT-BC155728  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
  OBI56851  Bromus diandrus LynneDee Oyler 1986-3-21 358 San Luis Obispo Aqua Escondido, USFS blue oak study area Comment
  CAS-BOT-BC155605  Bromus frondosus R. F. Hoover 1950-6-20 7987 San Luis Obispo 6 miles west of Templeton on road to Cambria. Comment
  OBI58420  Bromus hordeaceus Austin P. Griffiths 1987-5-18 18191 San Luis Obispo Guadalupe Dunes, Revegetation site on high dunes immediately W of Oso Flaco Lake Comment
  OBI5601  Bromus hordeaceus Sharon Jochums 1974-5-18 193 San Luis Obispo West of hwy 1 just S of Arroyo de la Cruz Comment
  RSA755147  Bromus japonicus D. R. Miller 2007-5-25 507 .854 San Luis Obispo Creekway junction in Pear Tree flat, Pico Creek drainage. 866 Comment
  OBI81308  Bromus madritensis David J. Keil, V. L. Holland 1988-4-26 20554 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. 135 Comment
  SBBG104468  Bromus madritensis F. L. Johnson, E. A. Young 1993-5-23 ROB 485 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  SBBG109874  Bromus madritensis C. B. Hardham 1957-4-14 1714 San Luis Obispo Santa Rita Rd, 4 mi W of Templeton Comment
  JEPS97073  Bromus madritensis subsp. madritensis M. D. Proctor and E. A. Young 1993-3-17 ROB 197 San Luis Obispo 2 km SE of Twin Bridges (on Boyscout Rd); Camp Roberts Comment
  OBI42134  Bromus madritensis subsp. rubens David J. Keil, LynneDee Oyler and Rick Oyler 1986-5-17 19477 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
  CAS-BOT-BC161768  Bromus rubens Clare B. Hardham 1958-5-28 3409 B San Luis Obispo Santa Lucia Mountains. Intersection Oak Flat Road and north road to Adelaida. Comment
  RSA305842  Bromus rubens James R. Shevock 1972-4-1 1517 San Luis Obispo La Penza Mts. 610 Comment
  OBI33061  Bromus sitchensis David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17011 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  UCR272685  Bromus sterilis David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19490 San Luis Obispo South Coast Range, Santa Margarita Ranch. 3.6 mi. south of Santa Margarita along ranch road, east base of Santa Lucia Mountains Comment
  OBI2599  Bromus sterilis Larry E. Brown 1970-4-12 1773 San Luis Obispo In field along Tassajera rd N side of Cuesta Ridge near Santa Margarita Comment
  UC1131298  Bromus tectorum T. M. Hendrix 1937-4-29 137 San Luis Obispo 3.4 mi ene of New District School 365 Comment
  CHSC118614  Cakile maritima Richard R. Halse 2016-3-21 9664 San Luis Obispo Along State Hwy. 1 ca. two miles south of San Simeon; just south of where San Simeon Creek enters the Pacific Ocean. 1 Comment
  CAS-BOT-BC185012  Calamagrostis rubescens R. F. Hoover 1950-6-21 8020 San Luis Obispo Santa Lucia Range. Pine Mountain. Comment
  CAS-BOT-BC233928  Calandrinia breweri R. F. Hoover 1947-3-19 6697 San Luis Obispo Oak Park district Comment
  SBBG96058  Calandrinia breweri D. Keil 1986-4-8 19111 San Luis Obispo E side of Santa Margarita Lake Comment
  OBI32198  Calandrinia ciliata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14357 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI31270  Calandrinia ciliata Joy Nishida, Melissa Luckow 1983-3-10 545 San Luis Obispo American Cyn. 1.8 mi S of Amer Cyn campground 506 Comment
  CDA34871  Calendula officinalis David J. Keil 1999-5-19 28345 San Luis Obispo Along Foothill Road southwest of San Luis Obispo city limits. 0 Comment
  OBI64557  California macrophylla David J. Keil 2001-3-28 29225 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46 421 Comment
  CDA15609  Calochortus albus G. F. Hrusa 1993-5-2 11034 San Luis Obispo Reservoir Canyon. Comment
  UCR122636  Calochortus albus George K. Helmkamp, E. A. Helmkamp 1998-5-19 3871 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  OBI62734  Calochortus catalinae LynneDee Althouse 2002-5-2 188 San Luis Obispo Santa Margarita Ranch Comment
  UC1134458  Calochortus clavatus W. A. Peterson 1937-5-14 838 San Luis Obispo Top of Yellow Mtn. La Panza Quad. 609 Comment
  OBI83635  Calochortus luteus Melissa Mooney 2016-5-20 1610 San Luis Obispo San Simeon State Park, Van Gordon Creek Rd.; Approx 0.5 mi. N of intersection with San Simeon Crk Rd. 64 Comment
  UC1134480  Calochortus luteus H. C. Lee 1937-5-12 936 San Luis Obispo 1 mi s Phillips School; Paso Robles Quad. 304 Comment
  RSA0119384  Calochortus obispoensis Melissa A. Johnson 2015-6-7 228 San Luis Obispo Cal Poly Canyon. 131 Comment
  SBBG57740  Calochortus obispoensis L. Rowntree -Jun-1930 San Luis Obispo Reservoir Cyn Comment
  SBBG15299  Calochortus obispoensis H. and M. Dearing 1940-6-16 4873 San Luis Obispo near San Luis Obispo Comment
  OBI45965  Calochortus simulans Clifton F. Smith 1986-4-29 12070 San Luis Obispo On rd to Hi Mtn above Arroyo Grande crk Comment
  UC1315094  Calochortus splendens R. F. Hoover 1967-5-30 10588 San Luis Obispo above County Park; Upper Arroyo Grande Comment
  OBI32287  Calochortus uniflorus David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15853 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  UCD139604  Calochortus venustus Clare B. Hardham 1961-5-18 7117 San Luis Obispo San Luis Obispo County: between Rocky Butte and Pine Mountain. 762 Comment
  RSA585747  Calochortus venustus F. L. Johnson, E. A. Young 1993-5-24 ROB 0549 San Luis Obispo 1 km S of Twin Bridges Comment
  JEPS123195  Calycadenia villosa David Gowen 2009-4-28 1004 San Luis Obispo About 18 miles east of Creston on Hwy. 58. East of entrance to national forest at Red Hill Road. Comment
  SBBG112190  Calycadenia villosa E. Painter, M. Andrews, M. Osborne 1998-6-14 San Luis Obispo ca. 0.1-0.2 air km S of jct of Red Hill Rd and St Hwy 58, ca. 1.7 air km NW of Mare Spring Comment
  OBI71009  Calyptridium monandrum G. F. Hrusa, D. Ragan 1999-4-21 15009 San Luis Obispo Oceano Dunes, immed W of Callender Rd 107 Comment
  OBI10809  Calyptridium monandrum Eben McMillan 1952-5-5 101 San Luis Obispo Red Eagle Mine 1 mi E 12 mi S Shandon Comment
  CAS-BOT-BC221412  Calystegia longipes Clare B. Hardham 1966-5-27 14190 San Luis Obispo Rocky Canyon Comment
  CAS-BOT-BC94951  Calystegia longipes R. C. Wenk 2007-4-15 639 San Luis Obispo Along Pozo Road, about 1 mi. W of Pozo summit 700 Comment
  CAS-BOT-BC221372  Calystegia macrostegia subsp. cyclostegia Lewis S. Rose 1950-5-13 50114 San Luis Obispo Oso Flaco Lake region Comment
  CDA43182  Calystegia macrostegia subsp. cyclostegia Richard R. Halse 2015-3-23 9346 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon. Comment
  OBI45433  Calystegia macrostegia subsp. cyclostegia David J. Keil, Malcolm McLeod, and Calif Native Plant Society Rare Plant Committee 1983-5-1 16965 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos. Comment
  OBI51791  Calystegia macrostegia subsp. cyclostegia R. Mike Arens 1994-4-30 73 San Luis Obispo Cal Poly campus. In Poly canyon near Botanical Garden foot bridge 152 Comment
  UCR42924  Calystegia macrostegia subsp. cyclostegia David J. Keil, R. R. Pimentel, R. A. Pimentel, D. R. Miller 1985-4-27 18655 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  CHSC13469  Calystegia macrostegia subsp. cyclostegia Patricia Haberkern 1974-4-11 15 San Luis Obispo Along Hwy 1, 7.9 mi n Cayuocos. 7 Comment
  UCSB25939  Calystegia macrostegia subsp. cyclostegia Jepson, W. 1920-4-7 San Luis Obispo North of Pizmo on road to San Luis Obispo Comment
  CDA39868  Calystegia malacophylla P. B. Kennedy Jun 1919 s.n. San Luis Obispo Paso Robles. 0 Comment
  OBI55179  Calystegia malacophylla Greg Frugoli 1997-4-15 38 San Luis Obispo 0.3 mi S of hwy 58 on Red Hill rd; Los Padres NF hwy 58 burn area 597 Comment
  UCR4762  Calystegia malacophylla subsp. pedicellata Frank C. Vasek 1960-5-7 600507- 01 San Luis Obispo Central Coast Range, 0.7-0.75 mile east of La Panza Campgrounds [near La Panza Summit], on Pozo Road 747 Comment
  CAS-BOT-BC221160  Calystegia malacophylla subsp. pedicellata Ernest C. Twisselmann 1955-5-27 2045 San Luis Obispo La Panza Range. Navajo Canyon road, .5 miles south of Cammatta Canyon summit 603 Comment
  CAS-BOT-BC221167  Calystegia malacophylla subsp. pedicellata Clare B. Hardham 1956-5-17 741 San Luis Obispo Santa Lucia Mountains. San Marcos Creek, Chimney Rock Ranch Comment
  OBI15290  Calystegia soldanella R. F. Hoover 1967-9-15 10869 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  OBI32077  Calystegia soldanella David J. Keil 1982-6-26 16189 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SEINET7063733  Camissonia boothii subsp. decorticans A. G. Vestal 1947-4-21 s.n. San Luis Obispo On Hog Canyon Road between Estrella and Parkfield. Hog Canyon. UTM Zone 10, 723357mE, 3963327mN. (WGS84/NAD83). 421 Comment
  UCD105229  Camissonia campestris Robert E. Preston 2010-3-31 2732 San Luis Obispo San Luis Obispo County: W side of Temblor Range, 3.7 mi NE of Simmler. 772 Comment
  OBI78319  Camissonia campestris subsp. campestris Craig Woods 1978-4-9 40 San Luis Obispo Carrizo Plain, 1/2 mi NW of Hurricane Rd, along Sim soda lake rd 747 Comment
  UC1122222  Camissonia campestris subsp. campestris T. M. Hendrix 1937-4-22 75 San Luis Obispo 2.1 mi nnw Highland School (Plot 111 A.D.G.); Pozo Quadrangle Comment
  RSA43095  Camissonia campestris subsp. campestris Robert F. Hoover 1947-4-12 6898 San Luis Obispo Upper Navajo Creek, La Panza Range. Comment
  POM215212  Camissonia campestris subsp. obispoensis Mary E. Wall 1933-4-24 s.n. San Luis Obispo Santa Margarita. El Dorado School. Comment
  UC1186555  Camissonia contorta E. G. Linsley and J. W. MacSwain 1959-4-27 59 -82 San Luis Obispo 4.5 mi e Santa Margarita Comment
  RSA43091  Camissonia ignota Robert F. Hoover 1947-4-12 6904 San Luis Obispo Upper Navajo Creek, La Panza Range. Comment
  RSA43093  Camissonia strigulosa Robert F. Hoover 1947-4-25 7069 San Luis Obispo Black Lake, south of Arroyo Grande. Comment
  CDA17907  Camissonia strigulosa Austin Griffiths 1987-3-9 18066 San Luis Obispo Oceano 0 Comment
  RSA17805  Camissonia strigulosa Carl B. Wolf 1929-4-15 3567 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  RSA186503  Camissonia strigulosa Peter H. Raven 1965-5-5 20159 San Luis Obispo 4.5 miles northeast of Santa Margarita Comment
  UCSB30399  Camissonia strigulosa Krasner, Larry 1975-4-18 San Luis Obispo Rucker Road, 1 mile past Mission Hills tract near Vandenbarg 91 Comment
  OBI53583  Camissoniopsis cheiranthifolia Arthur W. Hazebrook 1991-4-28 47 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill Comment
  CAS-BOT-BC160283  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Albert M. Vollmer 1950-6-6 s.n. San Luis Obispo Near Pismo Beach Comment
  UC1122282  Camissoniopsis hirtella B. Bolt 1936-5-25 738 San Luis Obispo 2 3/4 mi ene Santa Margarita (Plot 128); San Luis Obispo Quadrangle Comment
  UCSB15722  Camissoniopsis micrantha Breedlove, Dennis 1962-3-29 San Luis Obispo 3.8 miles east of Santa Margarita; La Panza Range 304 Comment
  OBI15145  Capsella bursa-pastoris Eben McMillan 1952-5-10 s.n. San Luis Obispo 9 mi SE Shandon Comment
  OBI8528  Capsella bursa-pastoris Craig Woods 1978-2-19 5 San Luis Obispo Carrizo Plain, Sim soda lake sand diego cr rd, 2 mi N of the S end of the large Soda Lake 579 Comment
  OBI15049  Cardamine californica Robert F. Hoover 1948-2-9 7415 San Luis Obispo Poly Cyn; Brizziolari crk of USGS map Comment
  CAS-BOT-BC37647  Cardamine californica R. F. Hoover 1947-1-4 6582 San Luis Obispo Upper Arroyo Grande 6 miles above County Park. Comment
  UC54864  Cardamine californica Mrs. R. W. Summers Feb 1883 San Luis Obispo San Luis Obispo Mt. Comment
  OBI75473  Carduus pycnocephalus Jenner Whitt 2003-4-3 9 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UC1133427  Carex douglasii H. C. Lee 1936-3-17 512 San Luis Obispo Black Lake Arroyo Grande Quadrangle, Black Lake Comment
  OBI6439  Carex globosa Robert F. Hoover 1947-3-1 6635 San Luis Obispo Cambria Comment
  UC1928117  Carex globosa David Keil 1998-4-2 26538 San Luis Obispo East-West Ranch, Cambria Comment
  CAS-BOT-BC20410  Carex globosa Clare B. Hardham 1960-6-17 6162 San Luis Obispo Santa Lucia Mountain. Chris Flood Sargent Cypress forest, Head waters of San Carpoforo Creek. Comment
  CAS-BOT-BC20412  Carex globosa Clare B. Hardham 1958-6-4 3514 San Luis Obispo Cone Peak. Comment
  SBBG109310  Carex gracilior C. B. Hardham 1957-5-12 1963 San Luis Obispo Green's Lake Comment
  CAS-BOT-BC21858  Carex harfordii R. F. Hoover 1947-3-1 6634 San Luis Obispo Cambria. Comment
  CAS-BOT-BC119432  Carex nudata R. F. Hoover 1964-5-13 8843 San Luis Obispo Santa Rita Creek W of Templeton. Comment
  SBBG15647  Carex obispoensis M. A. Piehl 1963-4-20 6374 San Luis Obispo 2.5 mi W of Cuesta Summit Pass, US Hwy 101 Comment
  UC1133414  Carex obispoensis B. Bolt 1936-4-20 670 San Luis Obispo 1 1/4 miles W of Cuesta. San Luis Obispo 7.5' Quad. Comment
  OBI52781  Carex obispoensis David J. Keil, Kathleen Keil Apr-92 s.n. San Luis Obispo W of San Luis Obispo in hills along dirt rd S of Prefumo Cyn rd Comment
  RSA201537  Carex obispoensis Robert F. Hoover 1958-3-26 8436 San Luis Obispo Ridge of Santa Lucia Mountain, NW of Cuesta Pass Comment
  SEINET12783698  Carex obispoensis D. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-1 14038 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  UC964807  Carex pansa G. Thomas Robbins 1950-5-13 3344 San Luis Obispo se Oso Flaco Lake Comment
  OBI66474  Carex pellita David J. Keil, with Dave Hacker 2005-6-24 30402 San Luis Obispo Ca. 2 miles n of Arroyo de la Cruz along Highway 1, north of San Simeon near coast Comment
  CAS-BOT-BC118554  Carex praegracilis R. F. Hoover 1947-7-18 7311 San Luis Obispo Oceano Beach Comment
  OBI40151  Carex serratodens David J. Keil 1979-3-10 s.n. San Luis Obispo Base of San Luis Mtn behind Royal Oak Motel Comment
  CAS-BOT-BC117625  Carex serratodens Clare B. Hardham 1959-5-19 4670 San Luis Obispo Las Tablas Creek, 7X Ranch. Comment
  CHSC82986  Carex spissa L. P. Janeway 2002-9-8 7731 San Luis Obispo Central Coast. West side of Hwy 1 0.7 km north of Arroyo de la Cruz. Along drainage. 8 Comment
  SBBG107836  Carex subbracteata C. B. Hardham 1985-4-16 30016 San Luis Obispo head of Cienega Crk, Delaganna Ranch Comment
  CAS-BOT-BC116839  Carex subbracteata var. subbracteata Clare B. Hardham 1957-4-19 1800 San Luis Obispo Spring, Santa Rita Ranch, York Mt. Comment
  OBI75220  Carex subfusca David J. Keil 2011-6-24 31050 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of san Carpoforo Creek 94 Comment
  OBI62719  Carex tumulicola Jason Dart, Cletis England 2003-3-27 155 San Luis Obispo Santa Margarita Ranch, along RR tracks near the jctn of El Camino Real and Hwy 101 Comment
  UC52203  Carpobrotus edulis Mrs. R. W. Summers 1886-11-7 340 San Luis Obispo Morro Bay Comment
  SBBG117125  Carthamus lanatus G. D. Barbe, W. L. Johnson 1978-8-13 2430 San Luis Obispo E Machado rangeland, Huasna Rd, USGS 15' Arroyo Grande Quad Comment
  OBI69461  Carthamus lanatus David J. Keil 2007-10-5 30486 San Luis Obispo Just south of former Cambria Air Force Station along Monte Cristo Place. 170 Comment
  JEPS79768  Castilleja L. R. Heckard 1964-7-13 1404 San Luis Obispo near (nw of) Oso Flaco Lake Comment
  OBI40992  Castilleja affinis David J. Keil, Eric A. Wise 1985-4-25 18552 San Luis Obispo On N side of Black Lake Cyn near Calif hwy 1 Comment
  OBI9686  Castilleja affinis Russell Gorman 1956-4-6 43 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  POM117867  Castilleja affinis Marcus E. Jones 1926-4-28 s.n. San Luis Obispo Cuyama Canon. Comment
  POM203697  Castilleja affinis I. L. Wiggins 1932-3-21 5804 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  SBBG112605  Castilleja affinis C. B. Hardham 1961-6-1 7263 San Luis Obispo Lime Mtn, near Adelaida Comment
  SBBG82583  Castilleja affinis T. L. Secrest 1951-9-15 San Luis Obispo Oceano Comment
  RSA17803  Castilleja affinis Carl B. Wolf 1929-4-15 3569 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  JEPS47407  Castilleja affinis subsp. affinis L. R. Heckard 1964-7-14 1405 San Luis Obispo just s San Carpoforo Creek canyon mouth (w of Calif Hwy 1) Comment
  OBI78946  Castilleja densiflora David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. Comment
  SBBG95830  Castilleja densiflora subsp. densiflora D. Keil, D. Walters 1986-3-22 19093 San Luis Obispo S end of Soda Lake Rd 585 Comment
  UC1927755  Castilleja densiflora subsp. densiflora David Keil with Kathleen A. Keil 1998-4-18 26814 San Luis Obispo Los Padres Natinal Forest. La Panza Mts., 1.6 miles from Hwy 58 on Red Hill Rd. Comment
  OBI58852  Castilleja densiflora subsp. obispoensis David J. Keil 1998-4-2 26526 San Luis Obispo East-West Ranch, Cambria Comment
  SBBG107022  Castilleja densiflora subsp. obispoensis C. B. Hardham 1960-6-27 6331 San Luis Obispo Cambria Comment
  UCSB46955  Castilleja densiflora subsp. obispoensis Orr, Bruce 1978-4-14 San Luis Obispo San Simeon State Beach, along Calif. Hwy. 1 ca. 0.3 mi. south of San Simeon State Beach exit 9 Comment
  OBI31209  Castilleja exserta Julie M. Vanderwier 1978-5-18 38 San Luis Obispo Indian Knob Tar Sands Comment
  OBI54439  Castilleja exserta Matthew Arterburn 1997-3-14 11 San Luis Obispo 1.3 mi on Red Hill Rd off hwy 58 Comment
  UC1063450  Castilleja exserta C. A. Graham 1939-4-14 528 San Luis Obispo 1.9 mi sse Gifford Ranch; Branch Mt. Quad. 457 Comment
  UC1314915  Castilleja exserta R. F. Hoover 1967-5-13 10564 San Luis Obispo w of Cambria (coast) Comment
  JEPS7413  Castilleja exserta subsp. exserta R. F. Hoover 1950-5-5 7871 San Luis Obispo s end Morro Bay Comment
  UCR159228  Castilleja exserta subsp. exserta George K. Helmkamp, E. A. Helmkamp 2005-4-22 9392 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  UC1969555  Castilleja foliolosa Anthony Baniaga with Theo Fitanides 2010-1-30 13 San Luis Obispo Tierra Redonda Mountain. Comment
  CAS-BOT-BC241068  Castilleja plagiotoma R. F. Hoover 1967-3-27 10276 San Luis Obispo Chalk Mt., Cuyama Valley Comment
  JEPS24861  Castilleja subinclusa subsp. subinclusa Clare B. Hardham 1958-5-5 3248 A San Luis Obispo hills bordering the w edge Carissa Plains (Washburn Ranch) Comment
  OBI28764  Castilleja subinclusa subsp. subinclusa Melissa Luckow, CNPS 1981-4-18 666 San Luis Obispo Shell Creek Rd, 2 mi from jctn with hwy 58 Comment
  OBI62188  Caulanthus anceps G. F. Hrusa, L. Saslaw 2001-4-12 15776 San Luis Obispo Carrizo Plain Natl Monument. Wells Ranch Rd, +/- 1 mi W of Soda Lake Rd. Quad Weels Ranch 7.5 660 Comment
  POM220948  Caulanthus anceps D. D. Keck, J. Clausen 1935-4-9 3081 San Luis Obispo Cholame 457 Comment
  POM369308  Caulanthus anceps L. S. Rose 1937-4-8 s.n. San Luis Obispo Cottonwood Pass. 6 miles E of Cholame. 457 Comment
  CAS-BOT-BC38216  Caulanthus anceps D. E. Breedlove 1962-3-29 2079 San Luis Obispo At the western edge of the Carrizo Plain about 9 miles south by southwest of Simmler. 609 Comment
  CAS-BOT-BC38286  Caulanthus californicus R. F. Hoover 1952-4-1 8062 San Luis Obispo 6 miles southeast of Soda Lake, Carrizo Plain. Comment
  CAS-BOT-BC40384  Caulanthus lasiophyllus David D. Keck; J. Clausen 1935-4-9 3083 San Luis Obispo Cholame. 457 Comment
  OBI77725  Caulanthus lasiophyllus Craig Woods 1978-3-29 14 San Luis Obispo Carrizo Plain, from a set of small hills in T31S, R19E, sec 11 579 Comment
  CAS-BOT-BC39528  Caulanthus lemmonii R. F. Hoover 1967-4-15 10454 San Luis Obispo Canyon just west of Cottonwood Canyon bridge, lower Cuyama Valley. Comment
  JEPS99410  Ceanothus Clare B. Hardham 1962-6-30 10433 San Luis Obispo near end of Santa Lucia Creek trail Comment
  OBI37714  Ceanothus cuneatus David J. Keil, Dirk Walters 1980-4-5 13758 San Luis Obispo Ca. 28 mi E of Santa Maria on Hwy 166 and N on Chimineas Ranch rd Comment
  UCD112085  Ceanothus cuneatus R. S. Woglum 1941-4-26 2980 San Luis Obispo San Luis Obispo County: La Panza. Comment
  UC1071110  Ceanothus cuneatus var. cuneatus H. C. Lee 1936-2-19 405 San Luis Obispo 3/4 mi s, Los Berros; Arroyo Grande quad., San Luis Obispo Nat. For. 106 Comment
  JEPS112888  Ceanothus cuneatus var. fascicularis Dean W. Taylor 1994-3-5 14181 San Luis Obispo Nipomo Mesa, undisturbed area along Pomeroy Road 0.3 mi N of junction with Willow Road 91 Comment
Read comments
Oct 7 2016
  OBI31041  Ceanothus cuneatus var. fascicularis Julie M. Vanderweir 1979-3-1 100 San Luis Obispo Indian Knob Tar Sands Comment
  OBI66704  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18150 San Luis Obispo Montana de Oro State park, Midway on wide bench in from ocean N of cable path, 100 yds Comment
  OBI69640  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18141 San Luis Obispo Montana de Oro state park; Dunes N of Spooner's cove. Just N of 4th sandhill Comment
  OBI75024  Ceanothus cuneatus var. fascicularis Michael Walgren 2011-2-17 200 San Luis Obispo Morro Bay State Park in Los Osos E of South Bay Blvd. and N of El Morro Ave. 30 Comment
  SBBG116601  Ceanothus cuneatus var. ramulosus E. Painter, M. Wetherwax 2003-1-9 SLO 292 San Luis Obispo rd to Primera mine, ca. 0.6 rd mi N of Chorro Reservoir; Camp San Luis Obispo 320 Comment
  SBBG4172  Ceanothus cuneatus var. ramulosus M. Van Rensselaer 1938-4-20 San Luis Obispo Cuesta Pass Comment
  OBI72412  Ceanothus cuneatus var. ramulosus E. Painter & M. Wetherwax, M. Wetherwax 2001-5-15 SLO- 149 b San Luis Obispo Camp San Luis Obispo. Near road to Primera and la Trinidad mines, 1 road mi from Chorro Reservoir 340 Comment
  CAS-BOT-BC64401  Ceanothus foliosus subsp. medius D. O. Burge 2007-4-18 DOB 852 b San Luis Obispo Cuesta Ridge Botanical Area, Los Padres National Forest, 5.2 road miles (8.3 km) nw. of Hwy 101 via TV Tower Road (W. 770 Comment
  UC1070581  Ceanothus foliosus var. medius A. E. Wieslander 1932-3-24 262 San Luis Obispo Near summit e of Pozo Pozo quad. 731 Comment
  UC1070583  Ceanothus foliosus var. medius N. French 1936-1-13 669 San Luis Obispo Summit e of Pozo. Pozo quad. 1066 Comment
  UC1276239  Ceanothus foliosus var. medius R. F. Hoover 1964-4-15 8730 San Luis Obispo ridge to nw. Cuesta Pass Comment
  OBI10519  Ceanothus foliosus var. medius B. A. Smith 1966-4-14 40 San Luis Obispo About 7.5 mi W on Cuesta Ridge from hwy 101 summit Comment
  SEINET12210807  Ceanothus foliosus var. medius W. Knight, Knight, I. 1982-1 4661 San Luis Obispo Tilden Botanic Garden, Berkeley Comment
  UC1071414  Ceanothus griseus B. Bolt 1936-2-18 580 San Luis Obispo 1/2 mi s Hollister Peak; Cayucos quad. 213 Comment
  UC569747  Ceanothus impressus H. C. Lee 1936-2-1 377 San Luis Obispo 1.6 mi E of Black Lake 30 Comment
  OBI10486  Ceanothus impressus Robert F. Hoover 1948-2-25 7422 San Luis Obispo Oak Park district, on sandstone hills Comment
  RSA1145  Ceanothus impressus var. nipomensis B. D. Stark 1929-7-16 1365 San Luis Obispo 5 miles so. of Arroyo Grande. 61 Comment
  SBBG36824  Ceanothus impressus var. nipomensis M. Van Rensselaer 1941-6-22 1685 San Luis Obispo dirt rd, exactly 4 mi W (or NW) of Nipomo; ISOTYPE Comment
  RSA1146  Ceanothus leucodermis B. D. Stark, H. E. McMinn 1929-7-16 1367 San Luis Obispo 2 miles S of Atascadero. 259 Comment
  SJSU14050  Ceanothus maritimus C. L. Schmidt 1986-2-8 1023 San Luis Obispo 0.8 mi S of cr draining Arroyo de la Cruz & US 1, ridge E of this Hwy, Hearst Ranch 60 Comment
  OBI37864  Ceanothus oliganthus var. sorediatus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18693 San Luis Obispo 16.5 mi from Calif rte 1 along San Simeon Crk rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  UC569876  Ceanothus oliganthus var. sorediatus H. S. Yates 1936-3-27 5398 San Luis Obispo 1/2 mi ne La Panza; La Panza quad. 457 Comment
  RSA285656  Ceanothus oliganthus var. sorediatus D. C. Michener 1982-7-22 4073 San Luis Obispo Cuesta Ridge road 0.9 miles NW from jct with US 101. Comment
  SD51000  Ceanothus oliganthus var. sorediatus Darley F. Howe 1960-4-10 San Luis Obispo 0.6 mile on road west of Cuesta Pass, 6 miles north of San Luis Obispo Comment
  CAS-BOT-BC51229  Ceanothus papillosus R. F. Hoover 1964-5-12 8814 San Luis Obispo Head of Lopez Canyon Comment
  OBI28547  Ceanothus papillosus John Jackman & Julie Truesdale, Julie Truesdale 1980-1 158 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  CAS-BOT-BC51235  Ceanothus papillosus R. W. Summers 1888-3-18 s.n. San Luis Obispo Canyon, Coast Range leading into Los Osos (Bears') Valley Comment
  UC1071361  Ceanothus spinosus B. Bolt 1936-4-27 692 San Luis Obispo 3 mi nnw Goldtree; San Luis Obispo Quad. Comment
  UC455422  Ceanothus spinosus E. P. Unangst 1907-4-9 San Luis Obispo Cuesta Comment
  UC570011  Ceanothus spinosus B. Bolt 1936-3-12 613 San Luis Obispo 1 mi ene Cerro Romauldo; San Luis Obispo Quad. 152 Comment
  SFV18788  Ceanothus thyrsiflorus A. Dittmer, R. Provin 2004-4-6 38 San Luis Obispo 0.25 miles south of Carpoforo Creek at pullout for Call Box 703. West side of Highway 1. Coastal terrace about 0.25 miles from ocean. 856 Comment
  RSA130937  Ceanothus thyrsiflorus E. K. Balls 1958-7-16 23547 San Luis Obispo 1.8 miles N from Arroyo de la cruz, Hwy 1. 30 Comment
  SBBG110053  Ceanothus thyrsiflorus var. griseus C. B. Hardham 1967-3-18 14382 San Luis Obispo Diablo Cyn Comment
  UCD170399  Ceanothus thyrsiflorus var. griseus D. O. Burge; S. Ratay 2016-12-3 2205 San Luis Obispo San Luis Obispo County: Cerro Cabrillo area, N slope of ridge connecting Cerro Cabrillo to Hollister Peak. 170 Comment
  SBBG101634  Centaurea calcitrapa S. A. Junak, T. Ayers 1989-6-28 4109 San Luis Obispo Chorro Valley Rd, between California Men's Colony and Chorro Reservoir 152 Comment
  OBI46142  Centaurea cyanus Denise Woodard 1986-8-8 26 San Luis Obispo Morro Bay State Park Comment
  CAS-BOT-BC277118  Centaurea melitensis R. F. Hoover 1964-6-6 8939 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  OBI45287  Centaurea melitensis David J. Keil 1982-6-26 16190 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI19893  Centaurea melitensis Walter F. Chesebro 1978-5-26 250 R San Luis Obispo At Montana de Oro State Park Comment
  OBI35782  Centaurea melitensis Allison Berry 1984-5-8 144 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1, near front gate Comment
  OBI58148  Centaurium David J. Keil 1998-6-30 27869 San Luis Obispo Just S of junction with Hwy 58 along Red Hill Rd. Comment
  OBI6211  Centranthus ruber Shirley Vaughan 1974-6-1 19 San Luis Obispo Foothill Blvd, San Luis Obispo; on bank near rd Comment
  OBI81344  Centromadia fitchii David J. Keil 1988-9-23 21143 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd. to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  UCD77507  Centromadia pungens Robert E. Preston 1999-7-9 1224 San Luis Obispo San Luis Obispo County: N of San Luis Obispo, along Stenner Creek Rd, 0.5 mi NW of where it is crossed by the RR tracks. 182 Comment
  CAS-BOT-BC279313  Centromadia pungens subsp. pungens Ernest C. Twisselmann 1954-8-19 1514 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, 7 miles south of Cholame 624 Comment
  OBI11266  Centrostegia thurberi Robert F. Hoover 1946-6-2 6137 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  CAS-BOT-BC384879  Cerastium arvense R. F. Hoover 1947-4-2 6855 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  RSA212582  Cerastium glomeratum E. C. Twisselmann 1969-4-24 15157 San Luis Obispo Bedell Ranch, 5 miles southeast of Creston, La Panza Range. 351 Comment
  UCD98050  Cerastium glomeratum G. F. Hrusa 1995-5-28 12212 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area; at eastern base of Ridge 2. 520 Comment
  CAS-BOT-BC400163  Ceratophyllum demersum R. F. Hoover 1964-8-14 9280 San Luis Obispo Oso Flaco Lake Comment
  SEINET8722758 Image available Cercocarpus betuloides W. A. Petersen 1937-1 614 San Luis Obispo In Chapparal, 1 1/2 miles southwest of La Panza Ranch, elevation 1750 feet. 533 Comment
  CAS-BOT-BC137175  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-5-11 8762 San Luis Obispo Five miles west of Pozo Comment
  CAS-BOT-BC279449  Chaenactis David D. Keck; J. Clausen 1935-4-10 3133 San Luis Obispo 14 miles north-west of McKittrick 915 Comment
  OBI74536  Chaenactis fremontii George Butterworth 2010-4-14 779 San Luis Obispo Chimineas Ranch. Cyn 79 518 Comment
  UC31016  Chaenactis glabriuscula var. glabriuscula L. Jared before Mar 4 1897 San Luis Obispo Estrella; South Coast Ranges Comment
  OBI3843  Chaenactis glabriuscula var. lanosa Elizabeth Rudd 1971-4-3 204 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  SBBG46670  Chaenactis glabriuscula var. lanosa L. W. Edge 1973-4-11 301 San Luis Obispo St Hwy 58 near Shell Crk Comment
  CAS-BOT-BC277580  Chaenactis glabriuscula var. lanosa R. F. Hoover 1966-4-2 9802 San Luis Obispo La Panza district, just west of San Juan River Comment
  CAS-BOT-BC277599  Chaenactis glabriuscula var. lanosa Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-24 5215 San Luis Obispo Palo Prieto Canyon, 2.4 miles above its confluence with Cholame Creek, northern end of the Temblor Range 457 Comment
  UCD130365  Chaenactis glabriuscula var. lanosa Carl B. Mankinen 1968-5-16 s.n. San Luis Obispo Santa Luis Obispo County: Nipomo Road Power Station on west side of freeway ca. 3 miles south of Nipomo. 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
  CAS-BOT-BC279622  Chaenactis stevioides Ernest C. Twisselmann 1969-5-7 15225 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 563 Comment
  POM264347  Chaenactis xantiana E. K. Crum 1940-4-7 2102 San Luis Obispo Palo Prieto Canyon, 3.3 miles SE of Cholame, north end of Temblor Range 488 Comment
  OBI82299  Chasmanthe floribunda D. R. Miller 2016-3-8 316 .1139 San Luis Obispo Garden excape. Naturalized at a few locations, this material is from Edberg avocado orchard, San Simeon creek drainage. Comment
  OBI082367  Chenopodium album Davis Keil 2015-9-27 33416 A San Luis Obispo San Luis Obisp, Campus of CAlifornia Polytechnic State University, Agricultural field on south side of Highland Drive, east of Stenner Creek . Abundant at edge of corn field along unpaved agricultural road 85 Comment
  IRVC29194  Chenopodium album G. K. Helmkamp, E. A. Helmkamp 2004-8-14 8783 San Luis Obispo junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo Central Coast 107 Comment
  SBBG124210  Chenopodium album D. Keil 1999-5-29 28346 San Luis Obispo field at NE corner of intersection of Los Osos Valley Rd and Foothill Rd near San Luis Obispo city limits Comment
  UCR131908  Chenopodium ambrosioides George K. Helmkamp 2003-10-8 8200 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
  SBBG112578  Chenopodium californicum C. B. Hardham 1959-5-2 4654 San Luis Obispo Arroyo de la Cruz Comment
  OBI40997  Chenopodium littoreum David J. Keil, Eric A. Wise 1985-4-25 18563 San Luis Obispo On N side of Black Lake Cyn near Calif Hwy 1 Comment
  SBBG125011  Chenopodium littoreum C. B. Hardham 1969-6-29 17322 San Luis Obispo inner dunes between Hazard Cyn and Baywood Park Comment
  SDSU19552  Chenopodium littoreum Nuri Benet-Pierce, John P Pierce 2010-6-7 310 San Luis Obispo Land Conservancy Preserve at Black Lake, Guadalupe, California 20 Comment
  SBBG65472  Chenopodium macrospermum R. Hoffmann 1931-5-30 San Luis Obispo Gun Club, Oceano Comment
  CDA14831  Chenopodium multifidum G. F. Hrusa, D. Ragan 1997-11-21 14130 San Luis Obispo Rural residental area, 625 Jameson Ct. on Nipomo Mesa. 91 Comment
  OBI17210  Chenopodium murale F. Rush August1957 s.n. San Luis Obispo S. Morro Bay Comment
  OBI32961  Chenopodium murale David J. Keil 1983-5-22 17076 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI50157  Chloris virgata Michael Curto 1992-8-31 852 San Luis Obispo SE of Arroyo Grande proper, El Campo Rd =0.6 mi SE from US Hwy 101 at first 90degree right turn Comment
  OBI31722  Chlorogalum pomeridianum Turnquist, Smeltzer 1982-6-16 154 San Luis Obispo Laguna Lake Park Comment
  OBI44864  Chlorogalum pomeridianum David J. Keil 1979-7-1 13130 San Luis Obispo ridge between prefumo and See cyns. About 5 mi from jctn of Los Osos Valley rd and Prefumo cyn Rd Comment
  OBI31298  Chlorogalum pomeridianum Joy Nishida, Ginger King 1982-7-2 494 San Luis Obispo American Cyn. N end of Amer Cyn campground where the stream traveses a chaparral area 530 Comment
  OBI64478  Chlorogalum pomeridianum var. minus David J. Keil 2001-5-10 29448 San Luis Obispo Highway 58, 4.7 road miles east from Shell Creek at about 35.41629 deg. N x 120.28222 deg. W. 524 Comment
  CAS-BOT-BC257632  Chlorogalum pomeridianum var. pomeridianum E. L. Painter; D. H. Wilken 2003-8-4 SLO- 348 San Luis Obispo Camp San Luis Obispo. Between bog thistle exclosure and Chorro Creek, both sides of road 220 Comment
  SBBG81844  Chlorogalum purpureum var. reductum C. F. Smith 1950-5-4 2756 San Luis Obispo between Creston and Simmler, N of La Panza Public Camp Comment
  CAS-BOT-BC32861  Chorizanthe angustifolia Alice Eastwood 1928-5-16 15108 San Luis Obispo San Luis Obispo. Morro Bay. Comment
  CLARK-A1045-1348  Chorizanthe angustifolia George K. Helmkamp 1978-6-5 San Luis Obispo Los Osos Montana de Oro State Park, sandy hill overlooking the coast; Morro Bay S 7.5'Q Comment
  RSA710245  Chorizanthe angustifolia George K. Helmkamp, E. A. Helmkamp 2000-4-22 5476 San Luis Obispo Central Coast: Los Osos, between the west end of Howard St. and Morro Bay sand dunes 15 Comment
  OBI11256  Chorizanthe biloba Robert F. Hoover 1969-6-3 11362 San Luis Obispo 18 mi E of Creston on La Panza Rd (Hwy 58), plateau on Cammati-Navajo Divide Comment
  RSA739345  Chorizanthe californica Keith E. Hoffmaster 1935-7-1 300 San Luis Obispo 7 mi So. of Arroyo Grande. Comment
  OBI30866  Chorizanthe diffusa Julie M. Vanderwier 1978-5-11 21 San Luis Obispo Indian Knob Tar Sands Comment
  UCD77544  Chorizanthe douglasii Robert E. Preston 1998-6-17 1139 San Luis Obispo 3 mi NW of La Panza Ranch, on W-facing slope, 0.15 mi E of Hwy 58 563 Comment
  OBI11230  Chorizanthe douglasii Neil Havlik 1968-4-20 160 San Luis Obispo E of Salinas River Bridge, 2.5 mi E of Santa Margarita on hwy 58 Comment
  RSA488718  Chorizanthe douglasii James L. Reveal 1988-5-26 6905 San Luis Obispo Along California Highway 58, 0.6 mile east of San Juan Creek between La Panza and the Carrisa Plains, 2.9 miles west of the Bitterwater Road and 1.5 mile east of the turnoff to Pozo, northwest of Syncline Hill. 503 Comment
  UC55761  Chorizanthe douglasii L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges, Estrella Comment
  UC583289  Chorizanthe douglasii Lewis S. Rose 1936-5-8 36260 San Luis Obispo 8 mi e La Panza; e of La Panza 670 Comment
  CAS-BOT-BC256951  Chorizanthe membranacea Ernest C. Twisselmann 1952-5-12 140 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the head of Palo Prieta Canyon, (1/2 mile east of Twisselmann Ranch cattleguard) 624 Comment
  CAS-BOT-BC256953  Chorizanthe membranacea R. F. Hoover 1946-6-2 6120 San Luis Obispo East base of La Panza Range, on a branch of Navajo Creek Comment
  SBBG1409  Chorizanthe membranacea C. B. Hardham 1956-6-3 894 San Luis Obispo hills N of Triguero Crossing of Nacimiento River Comment
  CAS-BOT-BC252712  Chorizanthe obovata Alice Eastwood 1928-5-17 s.n. San Luis Obispo On new road to Pozo Comment
  OBI66876  Chorizanthe palmeri David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29569 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
  SBBG109691  Chorizanthe palmeri C. B. Hardham 1956-8-3 1242 San Luis Obispo Dellaganna Ranch, Cayucos Rd Comment
  JEPS13591  Chorizanthe rectispina Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5237 San Luis Obispo 7.5 mi e Santa Margarita (Parkhill Road); e of Santa Margarita 457 Comment
  OBI66443  Chorizanthe staticoides David J. Keil, with Miguel Ponce 1997-1 26132 San Luis Obispo La panza mountains. ca. 0.3 miles from highway 58 on red hill road. Comment
  SBBG11996  Chorizanthe uniaristata C. B. Hardham 1960-5-13 5682 San Luis Obispo between San Juan Rd and the Carissa Plains Comment
  OBI32963  Chrysolepis chrysophylla var. minor David J. Keil 1983-5-14 17004 San Luis Obispo Ridge system and coastal terraces between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI58147  Cicendia quadrangularis David J. Keil 1998-4-2 26524 San Luis Obispo East-West Ranch, Cambria Comment
  CAS-BOT-BC285231  Cichorium intybus Ernest C. Twisselmann 1970-8-23 17469 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch 670 Comment
  CAS-BOT-BC285233  Cichorium intybus R. F. Hoover 1965-9-29 9685 San Luis Obispo Atascadero Comment
  OBI79939  Cirsium brevistylum David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31868 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 400 Comment
  SBBG133326  Cirsium fontinale var. obispoense H. Schneider 2016-6-27 12 San Luis Obispo Laguna Lake Nature Reserve 50 Comment
  SBBG44936  Cirsium occidentale var. occidentale L. W. Edge 1972-5-8 151 San Luis Obispo sandy rise N of Los Osos Valley Rd, Los Osos Comment
  OBI16731  Cirsium occidentale var. venustum Robert F. Hoover 1963-7-30 8593 San Luis Obispo 2 mi S of Atascadero, W of hwy 101 Comment
  JEPS24720 Image available Cirsium scariosum var. citrinum E. R. Blakley 1960-7-2 3506 San Luis Obispo blows out on w side of lake toward ocean Osa Flaco Lake 6 Comment
  SBBG93781  Cirsium vulgare S. A. Junak 1990-7-12 4394 San Luis Obispo near W end of Cuesta Ridge Botanical Area, along powerline access Rd on E side of W Cuesta Ridge Rd, ca. 5.9 mi W of US Hwy 101 722 Comment
Read comments
May 13 2013
  OBI47117  Clarkia Lynne Dee Oyler 1986-4-5 400 d San Luis Obispo Amer Cyn blue oak study site in cattle exclosure. Los Padres NF Comment
  POM280693  Clarkia affinis Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Cholame. Comment
  SEINET7063708  Clarkia affinis A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo and just over the northeast side along Route 101. UTM Zone 10, 714410mE, 3908183mN. (WGS84/NAD83). 107 Comment
  UC1927735  Clarkia affinis D. R. Miller 1994-6-3 694 -414 San Luis Obispo along main road edge at Or's Turn, Tobacco Creek drainage 900 Comment
  OBI3733  Clarkia amoena Elizabeth Rudd 1971-5-16 257 San Luis Obispo 3 mi N of Santa Margarita 274 Comment
  RSA458870  Clarkia bottae Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo. Comment
  UC639012  Clarkia bottae B. E. and H. J. Miossi 1940-6-25 262 San Luis Obispo 3 mi s Morro Rock Comment
  OBI78322  Clarkia cylindrica Craig Woods 1978-5-27 62 San Luis Obispo E side of Carrizo Plain along Sim soda lake rd approx 2.5 mi NW of Hurricane Rd 762 Comment
  SFV17434  Clarkia cylindrica P. M. Schiffman 1998-5-28 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area near hillside near Elkhorn Road. Comment
  UC161812  Clarkia cylindrica subsp. cylindrica Katharine Brandegee 1911-5-28 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC172264  Clarkia cylindrica subsp. cylindrica Ira L. Wiggins 1929-5-24 3752 San Luis Obispo Roadside 1 1/2 mi. east of Templeton Comment
  CAS-BOT-BC172266  Clarkia cylindrica subsp. cylindrica Ernest C. Twisselmann 1954-4-30 1126 San Luis Obispo Palo Prieta Hills, at head of Palo Prieta Creek, Temblor Range and the Western San Joaquin Valley 609 Comment
  CAS-BOT-BC172274  Clarkia cylindrica subsp. cylindrica Mary E. Wall 1933-5-25 s.n. San Luis Obispo Santa Margarita, El Dorado School Comment
  UCD104062  Clarkia dudleyana S. P. Lynch 1974-5-11 512 San Luis Obispo San Luis Obispo County: Commatti Canyon (aka Camatta Canyon). Comment
  RSA43108  Clarkia modesta Robert F. Hoover 1947-5-9 7128 San Luis Obispo Middle Branch of Huerhuero Creek, N of Wells Corner. Comment
  HSC16265  Clarkia purpurea W. S. Pierce 1963-6-15 7 San Luis Obispo E of Portola Rd. (N end), Atascadero Comment
  CAS-BOT-BC163948  Clarkia purpurea subsp. quadrivulnera R. F. Hoover 1964-6-12 9078 San Luis Obispo Road from North Fork San Simeon Creek to Rocky Butte Comment
  RSA43107  Clarkia rubicunda subsp. blasdalei Robert F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  UC373505  Clarkia speciosa C. L. Hitchcock 1928-6-3 4 San Luis Obispo 1 mi s Edna; Price Canyon 60 Comment
  JEPS18491  Clarkia speciosa subsp. immaculata Rimo Bacigalupi with Roi Partridge 1957-6-8 5899 San Luis Obispo just e Grover City (between Pismo Beach (town) and Arroyo Grande) 45 Comment
  UC454546  Clarkia speciosa subsp. speciosa J. E. Roadhouse 538 San Luis Obispo Poly Canyon Comment
  CAS-BOT-BC165384  Clarkia speciosa subsp. speciosa Alice Eastwood 1928-5-17 15132 San Luis Obispo Along old road to Pozo Comment
  SBBG29171  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-4 8 San Luis Obispo 3 mi S of Atascadero 275 Comment
  UC1071897  Clarkia speciosa subsp. speciosa H. Lewis, R. Snow, F. Ball, D. Steffensen 1949-6-7 582 B San Luis Obispo 1.6 mi n Santa Margarita to Pozo Road (road to Creston) Comment
  SEINET10492153  Clarkia tembloriensis Tim Holtsford 1992-5-15 Holtsford 920515 -1-A San Luis Obispo 1.0 mi up hughes canyon from gate. Take san juan creek rd s from shandon. Matt Mccormick gave very reluctant permission to enter. N-facing slope with isomeris Arborea, haplopappus linearifolia, and atriplex. Flowering nearly finished but Fruits green. Comment
  OBI47112  Clarkia unguiculata Lynne Dee Oyler 1986-5-21 473 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 1985 Comment
  UC2027543  Clarkia unguiculata Greg Wilvert 2005-4-30 363 San Luis Obispo Southeast Half of the Caliente Range: 0.5km E of Padrones Spring. Comment
  CAS-BOT-BC165574  Clarkia unguiculata Ernest C. Twisselmann 1955-6-10 2135 San Luis Obispo La Panza Range. Upper Calf Canyon 487 Comment
  CAS-BOT-BC165576  Clarkia unguiculata Ira L. Wiggins 1929-5-24 3768 San Luis Obispo Roadside 1 1/2 miles east of Templeton Comment
  OBI55240  Clarkia unguiculata Greg Frugoli 1997-4-15 42 San Luis Obispo E of Red Hill Rd approx 0.3 mi S of hwy 58; Los Padres NF Hwy 58 burn area Comment
  OBI66441  Clarkia unguiculata David J. Keil, with Miguel Ponce 1997-1 26134 San Luis Obispo La panza mountains. ca. 0.3 miles from highway 58 on red hill road. Comment
  OBI65030  Claytonia exigua Greg Wilvert 2005-4-9 201 San Luis Obispo SE Half of the Caliente Range. Above Lawson Spring 850 Comment
  CAS-BOT-BC439282  Claytonia exigua subsp. exigua R. F. Hoover 1958-3-22 8431 San Luis Obispo Summit of Temblor Range at Kern Co. line, Simmler-McKittrick road Comment
  OBI65138  Claytonia parviflora subsp. viridis Greg Wilvert 2005-5-11 411 San Luis Obispo SE Half of the Caliente Range. 1.6 km SW of Semper Spring 1173 Comment
  RSA187339  Claytonia perfoliata I. L. Wiggins 1929-5-21 3694 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  UCR67907  Clematis lasiantha Steven A. Junak 1990-5-1 4304 San Luis Obispo Santa Lucia Motns.: at N edge of Cuesta Ridge about 0.55 miles east of W Cuesta Ridge Road (USFS Road #29S11.3), south of second high voltage tower east of W Cuesta Ridge Road 579 Comment
  SBBG2123  Clematis ligusticifolia C. B. Hardham 1956-6-19 930 San Luis Obispo Peachy Cyn, W of Paso Robles Comment
  OBI13505  Clinopodium douglasii Unknown 1960-5-16 s.n. San Luis Obispo Ocean Pines 15 Comment
  SBBG112752  Collinsia bartsiifolia var. bartsiifolia K. G. Junes 1994-4-17 San Luis Obispo Guadalupe Dunes; Wild Almond Meadows; deflation areas near Oso Flaco Lake Comment
  JEPS35058  Collinsia bartsiifolia var. davidsonii R. F. Hoover 1947-3-29 6807 San Luis Obispo on La Panza road 6 mi e Creston Comment
  OBI9634  Collinsia bartsiifolia var. davidsonii Robert F. Hoover 1951-4-15 8042 San Luis Obispo Stoney Crk, tributary of Huasna River Comment
  OBI42128  Collinsia heterophylla David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19483 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia Mts in area that was locally the E boundary of the Las Piltas fire of July 1985 Comment
  OBI74409  Collinsia heterophylla Theo Fitanides, Anthony Baniaga 2010-4-23 121 San Luis Obispo Tierra Redonda Mtn BLM ACEC 430 Comment
  OBI76658  Collinsia heterophylla Jason Dart, Audrey Weichert, G. Hind 2010-5-4 386 -H7 San Luis Obispo Hind River Ranch, W side of Salinas River along the dirt entrance rd paralleling Crescent Lake, approx 1.25 mi E of the intersection of Hwy 58 and Pozo Rd, E of Santa Margarita 334 Comment
  OBI39695  Collinsia sparsiflora David J. Keil, Melissa Luckow, Rhonda Riggins Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16018 San Luis Obispo Trl on NE side of Cypress mtn Comment
  OBI47317  Collinsia sparsiflora David J. Keil, Melissa Luckow 1982-3-7 15697 San Luis Obispo Tasajara Cyn, between Santa Margarita and Cuesta sumit. At first hill past jctn of Tassajara Crk rd and US 101 Comment
  OBI79810  Collinsia sparsiflora D. R. Miller 2013-4-4 413 .1044 San Luis Obispo The Rocky Butte/Pine Mountain Region, Tobacco Ridge Road and Main Ridge Road, near Hearst stock pond, drainage tobacco creek. 793 Comment
  UC1032597  Collinsia sparsiflora var. collina C. A. Graham 1938-4-18 345 San Luis Obispo 0.5 mi WSW of Lynch Ranch; Bradley Quad. 411 Comment
  SBBG109222  Collomia heterophylla C. B. Hardham 1960-5-21 5841 San Luis Obispo Santa Rita Crk, Juhl Ranch [Santa Rita Ranch], W of Templeton Comment
  UCSB56342  Conicosia pugioniformis Thorne, Robert 1968-6-7 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe 10 Comment
  UC456009  Convolvulus arvensis I. J. Condit 1908-6-6 San Luis Obispo Routzahn Seed Farm Arroyo Grande Comment
  OBI69818  Convolvulus arvensis D. R. Miller 1993-7-10 793 -30 San Luis Obispo Pine Mt Region. In fr orchard on Cole Ranch. South orchard 792 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
  RSA43204  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1946-8-25 6344 San Luis Obispo Prince Canyon. Comment
  UC1119240  Coreopsis douglasii N. K. Carlson 1936-3-27 240 San Luis Obispo 2.2 mi wsw Piney Ridge; San Luis Obispo Quad. 373 Comment
  OBI35485  Corethrogyne filaginifolia S. M. Inman 1983-7-21 98 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
  RSA216843  Corethrogyne filaginifolia var. filaginifolia Robert F. Hoover 1966-9-13 10001 San Luis Obispo Ragged Point Comment
  OBI15278  Cornus glabrata Robert F. Hoover 1946-9-22 6443 San Luis Obispo Klau district (W of Paso Robles) Comment
  OBI32078  Cornus sericea subsp. occidentalis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14366 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCR31984  Cornus sericea subsp. occidentalis David J. Keil, Melissa Luckow, R. Riggins-Pimentel, R. A. Pimentel, L. Seek, et al. 1982-5-8 15964 San Luis Obispo 3.8 mi east of jctn w/ Santa Rosa Creek. Road on dirt road leading up Cypress Mtn along Steiner Creek 452 Comment
  CDA43349  Cotoneaster pannosus David J. Keil 2011-11-12 31190 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek. Comment
  OBI35334  Cotula coronopifolia Melody Dickens 1981-3-20 65 San Luis Obispo Morro rock, Morro Bay. Growing around base Comment
  OBI38471  Cotula coronopifolia Eric Wise 1982-6-24 1517 San Luis Obispo Warden Lake. N of Los Osos valley Rd Comment
  OBI38473  Cotula coronopifolia Eric Wise 1982-7-2 1606 San Luis Obispo Oso Flaco Lake Comment
  OBI38475  Cotula coronopifolia Eric Wise 1981-6-30 858 San Luis Obispo Black Lake of Dune Lakes Comment
  OBI58104  Cotula coronopifolia Austin P. Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park, at base of cliff on N face of Hazard cyn Comment
  SBBG62531  Cotula coronopifolia unknown -Jan-1887 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI82420  Crassula ovata David J. Keil 2015-9-29 33432 San Luis Obispo Pismo Beach north of Pismo Pier 10 Comment
  UCD84263  Crassula tillaea 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
  SBBG107408  Crocanthemum scoparium C. B. Hardham 1959-4-23 4285 San Luis Obispo Atascadero Comment
  CDA15206  Croton californicus G. F. Hrusa 1998-7-21 14744 San Luis Obispo South Coast Ranges; Top of bank above Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Comment
  RSA201657  Cryptantha barbigera Robert F. Hoover 1952-4-10 8102 San Luis Obispo La Panza district, just W of San Juan River, S slope of sandstone hill, San Luis Obispo County Comment
  CAS-BOT-BC189419  Cryptantha circumscissa Ernest C. Twisselmann 1957-5-3 3465 San Luis Obispo Caliente Range: Padrone Spring Canyon 762 Comment
  SBBG93723  Cryptantha clevelandii S. A. Junak 1990-4-26 4193 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  SBBG93771  Cryptantha clevelandii var. florosa S. A. Junak 1990-5-1 4269 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  SD131904  Cryptantha clevelandii var. florosa Barbara Ertter 1987-4-11 6849 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca. 7 airmiles north of San Simeon, top of north-facing slope, ca. 1 mile from Highway 1 60 Comment
  SD255671  Cryptantha clevelandii var. florosa Michael G. Simpson, Nuri Benet-Pierce, John Pierce, Lori Simpson 2012-6-9 3697 San Luis Obispo Ca. 0.1 mile west of junction of Calendar Road and Hwy 1 (Cabrillo Hwy), ca. 300 feet west of railroad tracks, beyond fence, ca. 0.4 mile southeast of Black Lake. 35 Comment
  OBI56861  Cryptantha clevelandii var. florosa Steven A. Junak 1990-5-1 4262 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: at N edge of Cuesta Ridge Botanical area, along power line access rd which intersects Tassajera Crk rd ca 2.4 mi W of hwy 101, ca 1.1 rd miles S of Tassajera Crk rd 536 Comment
  SBBG20700  Cryptantha clevelandii var. florosa D. E. Breedlove 1962-4-1 2102 San Luis Obispo Nipomo Plain, on Hwy 101, 2.3 mi N of Santa Maria River 91 Comment
  OBI33055  Cryptantha corollata David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 17005 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  RSA0039709  Cryptantha intermedia LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6512 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
  RSA128427  Cryptantha intermedia Robert F. Hoover 1946-4-27 6085 San Luis Obispo Price Canyon. Comment
  SBBG107027  Cryptantha intermedia C. B. Hardham 1961-3-29 6692 San Luis Obispo Cottonwood Pass, E of Cholame 609 Comment
  OBI57019  Cryptantha intermedia David J. Keil 1998-6-1 27567 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI67142  Cryptantha intermedia E. L. Painter & M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR- 73 San Luis Obispo Camp Roberts. Upstream from Twin Bridges, near Nacimiento River. UTMs (NAD27) zone 10, 694385E, 3860403N 180 Comment
  UC1285273  Cryptantha intermedia R. F. Hoover 1947-3-29 6794 San Luis Obispo 6 mi e Creston (on La Panza road) Comment
  SEINET7063204  Cryptantha leiocarpa A. G. Vestal 1963-5-16 s.n. San Luis Obispo Dunes about 0.7 mile east southeast of Los Osos on the Pecho Valley Road. UTM Zone 10, 698257mE, 3909354mN. (WGS84/NAD83). 49 Comment
  OBI20773  Cryptantha micromeres Robert F. Hoover 1947-3-19 6694 San Luis Obispo Oak Park district Comment
  UC1285271  Cryptantha micromeres R. F. Hoover 1947-3-26 6765 San Luis Obispo Oak Park District Comment
  OBI20775  Cryptantha microstachys Robert F. Hoover 1947-3-26 6757 San Luis Obispo Oak Park district Comment
  OBI76662  Cryptantha microstachys Jason Dart, Meg Perry 2008-4-14 307 San Luis Obispo Temblor Range, Palo Prieto Conservation Bank, Still Parcel, 0.6 mi ESE of Twisselmann Lake 713 Comment
  UCD147259  Cryptantha muricata Rachelle Boul; D. Hickson 2008-5-6 CARR 147 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 753 Comment
  UC1284998  Cryptantha nemaclada R. F. Hoover 1947-4-4 6892 San Luis Obispo w side Cottonwood Pass Comment
  RSA67570  Cryptantha nevadensis var. rigida P. A. Munz 1951-4-12 16274 San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. 762 Comment
  OBI20799  Cryptantha oxygona Robert F. Hoover 1967-4-9 10407 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  SEINET8731250 Image available Cryptantha oxygona I. W. Clokey, C. B. Clokey 1937-1 5825 San Luis Obispo South east corner. 800 Comment
  UC454374  Cupressus sargentii I. J. Condit 1910-2-22 San Luis Obispo Chorro Creek Comment
  RSA17632  Cupressus sargentii C. B. Wolf 1934-11-3 6217 San Luis Obispo Main ridge of Cypress Mountain, Santa Lucia Mountains, 3 miles northwest of Mora Bros. Ranch on Cambria - Paso Robles road 823 Comment
  RSA316997  Cupressus sargentii T. S. Elias, Walter Wisura 1984-7-27 8597 San Luis Obispo S of Atascadero and N of San Luis Obispo; along ridge near La Cuesta Summit Comment
  OBI76657  Cuscuta californica Jason Dart, Audrey Weichert, G. Hind 2010-5-1 383 -H4 San Luis Obispo Hind River Ranch, W side of Salinas River, at sharp bend in the river, approx 2.1 mi SE of the intersection of Hwy 58 and Pozo Rd, E of Santa Margarita 349 Comment
  OBI42319  Cuscuta occidentalis David J. Keil 1986-5-31 19626 San Luis Obispo Los Osos-Baywood Park area. Undeveloped area between end of Martingale Ave and Eto Lake Comment
  OBI80736  Cuscuta pacifica D. R. Miller 2015-4-26 415 .1123 San Luis Obispo 10 meters from bluffs at end of Lone Palm Dr. across from San Simeon Creek Rd. and Hwy 1 3 Comment
  CAS-BOT-BC287325  Cynara cardunculus John Thomas Howell 1952-10-20 28856 San Luis Obispo 5 miles S of San Luis Obispo Comment
  UC1928157  Cynara cardunculus subsp. cardunculus David Keil, V. L. Holland 2001-4-7 29281 San Luis Obispo Western outskirts of Atascadero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. Comment
  OBI37854  Cynoglossum grande David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18680 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  SBBG6290  Cynoglossum grande H. and M. Dearing 1934-3-3 1545 San Luis Obispo powerline, Adelaida Comment
  OBI65906  Cynosurus echinatus D. R. Miller 1994-4-28 494 -252 San Luis Obispo Pine Mt. Region. From Ridge Rd, near Hasmans Rd jctn; Pico Crk drainage 914 Comment
  UCR95912  Cyperus erythrorhizos George K. Helmkamp 1996-9-21 1194 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  OBI67857  Cyperus involucratus M. Wetherwax & E. L. Painter, E. L. Painter 2000-11-14 SLO- 175 San Luis Obispo Camp San luis Obispo. Flood plain of Chorro Crk, bottom of cyn 100 Comment
  OBI19523  Cyperus niger David J. Keil, V. L. Holland 1979-5-30 13107 San Luis Obispo Just outside of San Luis Obispo City limit on E side of Orcutt Rd Comment
  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
  UCR31992  Cystopteris fragilis David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel, L. Seek 1982-5-8 16010 San Luis Obispo Santa Lucia Mtns (Coast Ranges), Trail on NE side of Cypress Mountain Comment
  CAS-BOT-BC189777  Dactylis glomerata John Thomas Howell 1964-6-30 40883 San Luis Obispo Cambria. Comment
  OBI36707  Datisca glomerata Eric Wise 1981-9-29 1232 San Luis Obispo Lopez Cyn, Approx 6 mi NW of Hi Mtn Rd Comment
  OBI56853  Daucus carota David J. Keil 1998-9-4 28069 San Luis Obispo Santa Margarita. 305 Comment
  OBI72290  Daucus pusillus Anthony Baniaga, Theo Fitanides 2010-4-18 127 San Luis Obispo Tierra Redonda BLM ACEC 353 Comment
  OBI16281  Deinandra corymbosa Robert F. Hoover 1947-8-9 7362 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI16283  Deinandra corymbosa Robert F. Hoover 1947-5-25 7225 San Luis Obispo Coast directly W of Cambria Comment
  OBI16285  Deinandra corymbosa Robert F. Hoover 1969-8-1 11509 San Luis Obispo Cambria Comment
  SD129599  Deinandra fasciculata G. Helmkamp 1989-8-6 San Luis Obispo Toro Canyon Road, east of U. S. Highway 101, just north of Cayucos. 120 Comment
  CAS-BOT-BC123543  Deinandra increscens Harvey Monroe Hall 1931-6-7 13136 San Luis Obispo 7.5 miles SW of Arroyo Grande. About 2 miles from beach? Comment
  OBI32005  Deinandra increscens subsp. increscens David J. Keil 1981-6-20 14877 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI7266  Deinandra increscens subsp. increscens David J. Keil 1976-9-18 11817 San Luis Obispo 2.5 mi N of jctn with Lopez Dr along Orcutt rd Comment
  UC1285166  Deinandra increscens subsp. increscens R. F. Hoover 1965-8-1 9497 San Luis Obispo valley w Mt. Bishop Comment
  OBI16191  Deinandra pallida Robert F. Hoover 1947-5-10 7145 San Luis Obispo E edge of Cuyama Valley near Kern Co line Comment
  OBI16193  Deinandra pallida Robert F. Hoover 1967-4-16 10478 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  SBBG40545  Deinandra paniculata R. F. Hoover 1969-8-15 11544 San Luis Obispo valley W of Mt Bishop Comment
  UCD77757  Deinandra paniculata Robert E. Preston 1999-8-31 1239 San Luis Obispo San Luis Obispo County: Camatta Ranch, 487 Comment
  CAS-BOT-BC292059  Deinandra pentactis W. R. Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  OBI16100  Deinandra pentactis Robert F. Hoover 1946-9-14 6371 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC11074  Delphinium californicum subsp. californicum Clare Butterworth Hardham 1958-6-1 3476 San Luis Obispo Juhl Corrals, Santa Rita Road, west of Templeton Comment
  OBI10656  Delphinium cardinale Robert F. Hoover 1963-7-31 8594 San Luis Obispo 2 mi S of Atascadero, W of hwy 101 Comment
  LA207342  Delphinium gypsophilum H. Lewis; Carl Epling 1950-5-15 833 San Luis Obispo 5.2 mi. S of Shandon on road to Creston Comment
  OBI47704  Delphinium gypsophilum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19238 San Luis Obispo SW flank of Temblor Range. T31S, R21E NW corner sect. 17 and SW corner sect 8. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn Rd and N 0.25 mi to gate on unnamed dirt rd Comment
  RSA0034911  Delphinium nudicaule A. L. Haines 1973-5-19 s.n. San Luis Obispo Santa Rita Creek, Santa Lucia Range. 304 Comment
  UCSB42070  Delphinium parryi McEnulty, Mary 1979-4-20 San Luis Obispo Nipoma Mesa 30 Comment
  CAS-BOT-BC7862  Delphinium parryi subsp. blochmaniae Mrs. R. W. Summers s.n. San Luis Obispo Oso Flacco Comment
  CAS-BOT-BC121368  Delphinium parryi subsp. eastwoodiae Alice Eastwood 1928-5-17 15119 San Luis Obispo Along Chollo [=Chorro] Creek, on hills. Comment
  OBI76668  Delphinium parryi subsp. eastwoodiae Jason Dart 2009-3-17 426 San Luis Obispo Morro Bay, N of the intersection of Hwy 1 and South Bay blvd Comment
  UC1296244  Delphinium parryi subsp. eastwoodiae R. F. Hoover 1947-2-24 6623 San Luis Obispo first ridge w Cerro Romauldo Comment
  OBI42232  Delphinium parryi subsp. parryi David J. Keil, V. L. Holland 1986-5-26 19604 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  OBI10630  Delphinium recurvatum Robert F. Hoover 1967-5-20 10580 San Luis Obispo W side of Carrizo Plain about one mi S of Calif Valley HQ Comment
  RSA151049  Delphinium variegatum Benjamin Cobb 91 San Luis Obispo Paso Robles Comment
  RSA122791  Delphinium variegatum C. A. Graham 1936-4-14 336 San Luis Obispo 3/4 miles W of Lynch Ranch. 396 Comment
  OBI32646  Dendromecon rigida David J. Keil 1982-5-2 15902 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt road. Comment
  OBI20114  Dendromecon rigida Gary Howard 1971-5-15 s.n. San Luis Obispo Found 1/2 way up old Cuesta Grade rd Comment
  UCSB51274  Deschampsia cespitosa Ferren, Wayne 1984-4-18 San Luis Obispo Upper Campground Area, San Simeon State Beach 60 Comment
  OBI83633  Deschampsia cespitosa subsp. holciformis David J. Keil 1993-7-7 24275 San Luis Obispo Cambria. Fiscalini Ranch. Roadside in Monterey pine forest area near canyon off trail from Trenton Ave. 10 Comment
  SBBG37060  Deschampsia cespitosa subsp. holciformis D. Keil 1982-6-26 16213 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCR28976  Deschampsia cespitosa subsp. holciformis David J. Keil 1982-6-26 16213 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  JEPS97071  Deschampsia elongata Clare B. Hardham 1961-5-18 7091 San Luis Obispo Oceanview Mine n of Cambria Comment
  UCSB30282  Deschampsia elongata Hardham, Clare 1959-5-9 San Luis Obispo Headwaters of Las Tablas Creek; Santa Lucia Mtns Comment
  RSA492362  Deschampsia holciformis W. R. Ferren 1984-4-18 2735 San Luis Obispo San Simeon State Beach, Upper Campground Area 61 Comment
  UCSC000324  Descurainia pinnata subsp. menziesii I. J. Condit 2010-3-31 s.n. San Luis Obispo Carisa Plains Comment
  SEINET12057830  Dichelostemma capitatum subsp. capitatum Proctor, Young, E. A. 1993-3-18 ROB 0230 San Luis Obispo 1 km S of Boyscout Rd, Camp Roberts Comment
  OBI32072  Dichondra donelliana David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14443 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  CAS-BOT-BC209095  Digitaria sanguinalis Ernest C. Twisselmann 1954-6-19 1384 San Luis Obispo Chris Twisselman Ranch, eastern San Luis Obispo County - Temblor Range and the Western San Joaquin Valley Comment
  OBI68780  Dimorphotheca sinuata David J. Keil 2007-2-19 30457 San Luis Obispo San Luis Obispo. Prefumo Canyon Road, just e of junction with Castillo Ct. Housing to north side of site, Prefumo Canyon riparian corridor on south side of road 61 Comment
  SEINET8238966  Diplacus Unknown 1988-5-26 6920 San Luis Obispo La Panza Range, northwest of Black Mountain along Indian Creek at a hunting [camp] just west of U.S. Forest Service Road 28S02 south of Wilson Corner, about 13 air miles east-northeast of Santa Margarita. 503 Comment
  SBBG104892  Diplacus aurantiacus M. D. Proctor, E. A. Young 1993-5-20 ROB 296 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG133084  Diplacus aurantiacus D. Keil, T. Teed, Mariko Uchida 2001-6-15 29561 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  OBI58868  Diplacus douglasii David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27488 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  OBI66564  Diplacus fremontii D. R. Miller, David J. Keil & Rhonda Riggins 1998-5-27 598 -695 San Luis Obispo Pine Mt Region. Out of study area. On the ridge rd just beyond Madellina cabin 800 Comment
  CAS-BOT-BC153165  Diplacus fremontii Alice Eastwood; John Thomas Howell 1936-5-8 2340 San Luis Obispo 7 miles east of La Panza Comment
  CAS-BOT-BC153175  Diplacus fremontii Clare B. Hardham 1961-4-26 6921 San Luis Obispo Franklin Creek west of [Adelaide] Adelaida Comment
  CAS-BOT-BC150706  Diplacus longiflorus E. McMillan 1952-6-7 137 San Luis Obispo Carissa Plain-1 mi. W and 2 mi. S of Simmler Comment
  CAS-BOT-BC150704  Diplacus longiflorus Ernest C. Twisselmann 1956-11-3 3218 San Luis Obispo Canyonside below Salinas Dam 399 Comment
  CAS-BOT-BC153974  Diplacus rattanii R. F. Hoover 1950-6-21 8017 San Luis Obispo Pine Mt., Santa Lucia Range Comment
  CAS-BOT-BC153976  Diplacus rattanii Clare B. Hardham 1961-4-26 6919 San Luis Obispo Franklin Creek west of Adelaida Comment
  SEINET8226634  Diplacus rattanii Clare B. Hardham 1961-4-17 6839 San Luis Obispo Pine Mt. 1006 Comment
  OBI73251  Distichlis spicata Michael Walgren 2010-9-18 169 San Luis Obispo Estero Bluffs State Park, 1.56 mi W of Cayucos Crk, S of Hwy 1, at mouth of San Geronimo Crk Comment
  SBBG30919  Distichlis spicata R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  OBI22326  Distichlis spicata John Thomas Howell 1948-6-15 24375 San Luis Obispo San Juan River Valley 366 Comment
  OBI15094  Dithyrea maritima Robert F. Hoover 1950-5-13 7915 San Luis Obispo Sand dunes near Oso Flaco Lake Comment
  UC1296162  Dithyrea maritima R. F. Hoover 1947-7-11 7300 San Luis Obispo s end Morro Bay (at edge of sandy beach) Comment
  UC75731  Dodecatheon clevelandii subsp. insulare Miss M. Alice King March 1895 San Luis Obispo Arroyo Grande Comment
  SBBG127356  Downingia cuspidata D. Keil 1998-5-6 27098 San Luis Obispo NE of Paso Robles, vernal pool on S side of Tower Rd, 0.3 mi W of jct with Jardine Rd Comment
  OBI78653  Dryopteris arguta Dylan Faire, Justin James, Kelsey James 2013-11-11 1 San Luis Obispo Bishop Peak trail, San Luis Obispo. South side of the trail within the narrow switchbacks south of the peak. 366 Comment
  SBBG93901  Dryopteris arguta S. A. Junak 1990-5-17 4366 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, in cyn S of first high voltage tower E of W Cuesta Ridge Rd, ca. 5.9 mi W of US Hwy 101 676 Comment
  CAS-BOT-BC310343  Dudleya abramsii subsp. bettinae Reid Moran 1947-6-12 2277 San Luis Obispo 1 mile south of Cayucos Comment
  UCD101865  Dudleya abramsii subsp. murina Daryl Koutnik 1978-6-19 523 San Luis Obispo San Luis Obispo County: Prefumo Canyon. 243 Comment
  POM213018  Dudleya abramsii subsp. murina Wm. M. Pierce s.n. San Luis Obispo 2 miles north of San Luis Obispo Comment
  UC933237  Dudleya abramsii subsp. murina Reid Moran 1947-5-3 2166 San Luis Obispo 3.5 mi s San Luis Obispo (along Hwy 101) Comment
  SD130025  Dudleya bettinae Reid Moran 1977-6-30 24280 San Luis Obispo Serpentine, SW slope, Cayucos 49 Comment
  CAS-BOT-BC428288  Dudleya farinosa L. R. Abrams 1937-7-31 13731 San Luis Obispo This is four miles north of San Simeon Comment
  CAS-BOT-BC414808  Dudleya lanceolata Roxana S. Ferris 1939-6-18 9786 A San Luis Obispo Summit road along south fork of Las Tablas Creek on Klau-Cambria Road. Santa Lucia Mts. 350 Comment
  CAS-BOT-BC213764  Dudleya murina Alice Eastwood 1928-5-19 15128 a San Luis Obispo Chorro Creek Road Comment
  UC1015151  Dudleya palmeri Reid Moran 1947-6-12 2270 San Luis Obispo 1 mi s San Simeon (seabluff) Comment
  OBI66239  Echinochloa colona David J. Keil 1998-10-9 28136 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  OBI55195  Ehrendorferia chrysantha Greg Frugoli 1997-5-9 83 San Luis Obispo Pozo Rd, E of the summit, La Panza Range, Los Padres NF (hwy 58 burn area) 671 Comment
  UCSB44603  Ehrharta calycina Fugle, Dorothy 1982-4-23 San Luis Obispo Ca. 1.6 miles north of Guadalupe; Nipomo Mesa 30 Comment
  OBI40706  Eleocharis coloradoensis David J. Keil 1977-8-7 12490 San Luis Obispo San Luis Obispo at Laguna Lake Comment
  CAS-BOT-BC113325  Eleocharis montevidensis Ernest C. Twisselmann 1956-6-10 2924 San Luis Obispo Ortega Spring, Palo Prieta Canyon. 426 Comment
  RSA201684  Eleocharis palustris Robert F. Hoover 1947-4-16 6936 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  OBI22614  Eleocharis parishii Robert F. Hoover 1946-9-15 6409 San Luis Obispo Crossing of San Juan river on Pozo Summler rd Comment
  OBI35127  Eleocharis parishii Eric Wise 1981-6-27 758 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Cuyama River, 4.7 mi W of Pine Cyn Comment
  OBI35128  Eleocharis parishii Eric Wise 1981-6-27 773 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Pine cyn Forest Serv. Stn. Comment
  OBI35134  Eleocharis parishii Eric Wise 1983-9-22 1769 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Salinas River at Hwy 58. Loc. Near Santa Margarita Comment
  POM262007  Elymus glaucus I. L. Wiggins 1929-4-16 3637 San Luis Obispo Near Old Creek, 6 miles N. of Moro. Comment
  OBI21612  Elymus multisetus Robert F. Hoover 1964-7-9 9134 San Luis Obispo Near Rinconada Mine W of Pozo Comment
  CAS-BOT-BC204254  Elymus trachycaulus subsp. subsecundus R. F. Hoover 1964-8-13 9213 San Luis Obispo San Bernardo Creek Comment
  OBI13938  Emmenanthe penduliflora Robert F. Hoover 1947-3-26 6761 San Luis Obispo Oak Park district Comment
  CDA43149  Encelia farinosa David J. Keil 1992-11-1 s.n. San Luis Obispo Along U.S. Route 101 just north of Cuesta Pass. 0 Comment
  CAS-BOT-BC81667  Ephedra californica R. F. Hoover 1951-4-20 8052 San Luis Obispo E. side of Carrizo Plain E. of Soda Lake Comment
  UC2027106  Ephedra californica Greg Wilvert 2005-4-5 136 San Luis Obispo Southeast Half of Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road Comment
  CAS-BOT-BC81666  Ephedra californica Frank W. Peirson 1938-8-12 12381 San Luis Obispo Cuyama Valley Comment
  OBI57034  Ephedra viridis David J. Keil 1998-5-20 27360 San Luis Obispo 20 mi E of jctn with Tepusquet Cyn rd on hwy 166 Comment
  UC84490  Epilobium campestre E. Palmer jun 1876 145 1/2 San Luis Obispo San Luis Obispo District Comment
  RSA43102  Epilobium canum subsp. canum Robert F. Hoover 1946-10-13 6481 San Luis Obispo Divide between Suey Creek and Cuyama River Comment
  UCR266005  Epilobium canum subsp. mexicanum Deanna L. B. Montgomery, Belinda O'Bryan 1986-8-7 52 San Luis Obispo Central Coast, San Luis Obispo, Poly Canyon, Cal Poly State University Campus 160 Comment
  UCR132056  Epilobium ciliatum subsp. ciliatum George K. Helmkamp 2003-7-31 8056 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  OBI37144  Epilobium ciliatum subsp. watsonii Eric Wise 1982-6-25 1567 San Luis Obispo Pismo State Beach, Oceano campground Comment
  OBI12038  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1946-8-24 6326 San Luis Obispo Near Laguna near San Luis Obispo in roadside ditch Comment
  OBI5208  Epilobium ciliatum subsp. watsonii French H. Morgan 1972-5-23 10 San Luis Obispo Crk between Tropicana and Valencia apts, San Luis Obispo 73 Comment
  OBI12156  Epilobium densiflorum Robert F. Hoover 1966-9-16 10039 San Luis Obispo 3 mi N of Santa Margarita Comment
  UC1392962  Epilobium densiflorum R. F. Hoover 1969-8-25 11556 San Luis Obispo Laguna de San Luis Obispo Comment
  RSA43144  Epipactis gigantea Robert F. Hoover 1947-4-27 7108 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero. Comment
  SBBG125005  Epipactis gigantea C. B. Hardham 1961-5-18 San Luis Obispo San Simeon Crk Rd, 5.5 mi E of Hwy 1 Comment
  OBI78794  Equisetum X ferrissii David J. Keil 2013-9-4 32016 San Luis Obispo Morro Bay State Park. East of Los Osos Middle School sports fields 13 Comment
  OBI71816  Equisetum arvense Michael Walgren 2009-8-26 29 San Luis Obispo the NW corner of Los Olivos and South Bay Boulevard in Los Osos. Comment
  UC1296384  Equisetum laevigatum R. F. Hoover 1952-4-19 8116 San Luis Obispo Alamo Creek near confluence with Cuyama River Comment
  OBI64771  Eragrostis cilianensis D. R. Miller 2005-7-26 705 .815 San Luis Obispo Pine Mt Region. At D.R. Miller property 701 Comment
  OBI56711  Eragrostis pectinacea David J. Keil 1996-6-7 25891 San Luis Obispo 700 block of Johnson Ave, San Luis Obispo. Residential area Comment
  OBI12402  Eremalche parryi subsp. kernensis G. Thomas Robbins, Rimo Bacigalupi 1952-4-20 3459 San Luis Obispo Southernmost end of Carrizo Plain, just before descent into Cuyama Valley, about 4 mi from Kern County line 869 Comment
  UC1586834  Eremalche parryi subsp. kernensis Clifton F. Smith 1991-4-9 12181 San Luis Obispo along Elkhorn Hills Rd. near Cricker Grade area (in foothills above Carrizo Plain); foothills above Carrizo Plain Comment
Read comments
May 28 2010
  SBBG83984  Eremalche parryi subsp. parryi C. F. Smith 1986-5-15 12094 San Luis Obispo W of Caliente Mtn lookout 1524 Comment
  SD244764  Eremothera boothii subsp. decorticans David Keil 1998-4-20 26830 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
  SEINET3860232  Eriastrum pluriflorum subsp. pluriflorum Leigh A. Johnson, Libing Zhang 2005-6-15 05 -128 San Luis Obispo Hwy 58, 0.2 miles W of mile marker 36. Conspicuous, local colony along hwy; flowers bright blue.; 0 1625 Comment
  RSA0120848  Eriastrum pluriflorum subsp. pluriflorum D. D. Keck 1934-4-26 2800 San Luis Obispo 4 mi. S of Cholame on road to Annette. Comment
  SBBG62814  Ericameria ericoides Mrs. R. W. Summers -Mar-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC292901  Ericameria ericoides R. F. Hoover 1966-9-12 9986 San Luis Obispo Bed of Santa Marea River north of Santa Maria Comment
  UC216871  Ericameria ericoides H. M. Hall 1919-10-16 San Luis Obispo Oceano Oceano (inner dunes) Comment
  CAS-BOT-BC293647  Erigeron blochmaniae R. F. Hoover 1964-8-14 9255 San Luis Obispo Jack Lake Comment
  OBI23422  Erigeron blochmaniae Robert F. Hoover 1969-9-23 11617 San Luis Obispo South end of Morro Bay Comment
  OBI46207  Erigeron blochmaniae David J. Keil 1982-6-27 16328 San Luis Obispo Hills overlooking Los Osos from the south Comment
  CAS-BOT-BC293640  Erigeron blochmaniae Chester Dudley 1926-8-21 s.n. San Luis Obispo Near mouth of Arroya Grande Cr. Comment
  OBI35483  Erigeron blochmaniae S. M. Inman 1983-7-21 92 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd. past the jctn of Pecho Rd. Right on dirt road after 'deer' sign. Comment
  OBI57780  Erigeron blochmaniae Austin P. Griffiths 1980-11-18 s.n. San Luis Obispo Pismo Dunes; ca. 1/3 way south of Grover City Beach Ramp, toward Oceano ramp. Comment
  OBI42119  Erigeron foliosus var. foliosus David J. Keil, Lynne Dee Oyler 1986-5-21 19520 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
  UC195615  Erigeron sanctarum I. J. Condit 1912-6-14 San Luis Obispo Cambria Comment
  OBI42327  Erigeron sanctarum David J. Keil 1986-5-30 19618 San Luis Obispo Los Osos, ca. 1/4 mi due W of jctn of Calle Cordoniz and Bayview Hgts dr. along trails Comment
  UC1285039  Erigeron sanctarum R. F. Hoover 1947-3-19 6687 San Luis Obispo n Arroyo Grande (at head of canyon); Carpenter Canyon Comment
  UCD119228  Eriodictyon altissimum R. F. Hoover 1966-5-17 9862 San Luis Obispo San Luis Obispo County: Indian Knob ridge. Comment
  OBI3375  Eriodictyon parryi Neil Havlik 1968-5-31 211 San Luis Obispo 4 mi E of Navajo campground, La Panza district, Los Padres NF Comment
  SBBG6088  Eriodictyon tomentosum H. and M. Dearing 1940-6-16 4386 San Luis Obispo upper Salinas River near Pozo Comment
  CAS-BOT-BC188077  Eriodictyon tomentosum Clare B. Hardham 1956-6-10 907 San Luis Obispo Hills N of [Figuero?] Crossing of Nacimiento River Comment
  OBI82275  Eriogonum angulosum David J. Keil 2015-5-18 33190 San Luis Obispo La Panza Range, eastern slope. Los Padres Ranch, west of Highway 58 between Red Hill Road and Shell Creek Road 500 Comment
  SBBG94409  Eriogonum angulosum C. Wood 1978-5-27 61 San Luis Obispo E side of Carrizo Plain, Soda Lake Rd, approx, 2.5 mi NW of Hurricane Rd 762 Comment
  UC1296090  Eriogonum angulosum R. F. Hoover 1949-6-4 7747 San Luis Obispo on Pozo-Simmler road San Juan River Comment
  OBI56418  Eriogonum baileyi Michael Curto, Linda Allen 1992-8-20 848 San Luis Obispo Creston Area. 3.5 km S of Creston, W branch Huerhuero Cr 390 Comment
  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
  RSA491710  Eriogonum cithariforme var. cithariforme James L. Reveal, C. Rose Broome 1987-6-17 6476 San Luis Obispo Along Navajo Grade Road, 0.2 miles west of the junction of the road north from La Panza, about 4.5 airline miles north-northeast of Pozo. 595 Comment
  JEPS85795  Eriogonum clavatum Roy E. Buck 1989-6-18 1329 San Luis Obispo 0.3 road mi e Soda Lake Rd. junction (on summit of low (20' high) ridge se of Simmler-Soda Lake Road; ca. 0.3 air km e of se tip of main Soda Lake; 24 air km sw of McKittrick); Carrizo Plain, Soda Lake 588 Comment
  CAS-BOT-BC242560  Eriogonum covilleanum R. F. Hoover 1949-5-1 7638 San Luis Obispo Summit of Cottonwood Pass Comment
  CAS-BOT-BC246605  Eriogonum elegans R. F. Hoover 1966-9-16 10044 San Luis Obispo Sandy bed of Salinas River at mouth of Rocky Canyon Comment
  UC1331761  Eriogonum elegans Andrea M. Norton August 1891 San Luis Obispo dry sandy bed of river and alluvial flats adjoining San Miguel, Salinas River; bed of Salinas River, San Miguel, San Luis Obispo Co. Comment
  OBI32184  Eriogonum elongatum David J. Keil, Melissa Luckow 1981-7-3 14947 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  CAS-BOT-BC249820  Eriogonum elongatum var. elongatum Ernest C. Twisselmann 1960-9-25 6010 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County Comment
  UC2027462  Eriogonum elongatum var. elongatum Greg Wilvert 2005-7-20 500 San Luis Obispo Southeast Half of the Caliente Range. 1.3 km W of Semper Spring. Comment
  CAS-BOT-BC249807  Eriogonum elongatum var. elongatum Ernest C. Twisselmann 1953-10-13 s.n. San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 4.5 miles south of U.S. 466 548 Comment
  OBI11113  Eriogonum fasciculatum var. fasciculatum Robert J. Rodin 1954-7-3 5969 San Luis Obispo Reservoir Cyn, 1 mi N of San Luis Obispo Comment
  SBBG104195  Eriogonum fasciculatum var. fasciculatum E. R. Blakley 1993-3-20 7553 San Luis Obispo LaBord Adobe, Cuyama River cyn Comment
  UC6426  Eriogonum fasciculatum var. polifolium Mrs. Blochman 1893-1 San Luis Obispo Comment
  CAS-BOT-BC250250  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1954-6-12 1365 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Canyon of West Slope of Crocker Grade, Southern Temblor Mountains 731 Comment
  SEINET2444184  Eriogonum heermannii David Keil 1986-9-27 19760 San Luis Obispo 1.5 mi n of jctn with Lockwood Valley Rd along California 33. Comment
  CAS-BOT-BC261185  Eriogonum heermannii var. heermannii Lonnie Belden 1965-7-17 s.n. San Luis Obispo Morales Canyon just SW of Caliente Mt. Peak Comment
  OBI11034  Eriogonum latifolium Robert F. Hoover 1946-9-22 6452 San Luis Obispo Near Piedras Blancas Point Comment
  OBI35327  Eriogonum latifolium Helen Jones 1982-8-7 67 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC268884  Eriogonum nudum var. auriculatum Clare B. Hardham 1956-10-23 1480 San Luis Obispo Santa Lucia Mountains. Old Mono Road, near Atascadero Creek Comment
  UC545898  Eriogonum nudum var. indictum Carl B. Wolf 1932-11-18 4414 San Luis Obispo 2.7 mi w road leading from State Highway to Wasioja Post Office; Cuyama Valley 518 Comment
Read comments
Dec 26 2013
  OBI73261  Eriogonum parvifolium Michael Walgren 2010-8-13 179 San Luis Obispo San Simeon State Park Comment
  SBBG14962  Eriogonum parvifolium E. R. Blakley 1960-7-2 3511 San Luis Obispo 0.25 mi N of Oso Flaco Lake 30 Comment
  SEINET7072459  Eriogonum parvifolium A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  UCR158568  Eriogonum parvifolium George K. Helmkamp 2004-6-15 8638 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  OBI29563  Eriogonum parvifolium Melissa Luckow 1981-6-25 704 San Luis Obispo Coastal area just N of San Simeon Beach Comment
  CAS-BOT-BC268359  Eriogonum roseum R. F. Hoover 1949-5-15 7696 San Luis Obispo 14 mi. E. of Creston on La Panza road Comment
  RSA197228  Eriogonum temblorense E. C. Twisselmann 1967-5-23 13104 San Luis Obispo West slope of Cottonwood Pass at base of an old road cut. 503 Comment
  CDA22667  Eriogonum trichopes var. hooveri J. T. Howell 1973-11-2 50314 San Luis Obispo Upper Cuyama Valley, 0.7 mile west of Kern county line. Comment
  SEINET11935142  Eriogonum vimineum D. Keil, Matthews, M. A.; Haden, J.; Schettler, S.; Edwards, S. 1988-1 20703 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz Comment
  OBI11027  Eriogonum viridescens Robert F. Hoover 1967-6-4 10591 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  OBI11028  Eriogonum viridescens Robert F. Hoover 1967-6-4 10591 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  CAS-BOT-BC264895  Eriogonum viridescens R. F. Hoover 1949-6-4 7749 San Luis Obispo San Juan River on Pozo-Simmler Road Comment
  JEPS108364  Eriogonum viridescens David Gowen 2005-4-15 237 San Luis Obispo Elkhorn Road (dirt). Hills on south side of dirt side road, about 2.4 miles N of Hurricane Rd. Comment
  CAS-BOT-BC304115  Eriophyllum confertiflorum R. F. Hoover 1947-3-29 6803 San Luis Obispo 5 miles E of Creston on La Panza Rd Comment
  RSA130643  Eriophyllum confertiflorum R. W. Summers 1886-6-19 s.n. San Luis Obispo Santa Lucia Mountains Comment
  UC1118298  Eriophyllum confertiflorum var. confertiflorum H. C. Lee 1936-3-3 447 San Luis Obispo 0.75 mi s of Reed's; Arroyo Grande Quadrangle 182 Comment
  UC1285395  Eriophyllum confertiflorum var. confertiflorum R. F. Hoover 1947-5-10 7154 San Luis Obispo e of river bridge (on main highway, Cuyama Valley); Cuyama Valley Comment
  UC31702  Eriophyllum confertiflorum var. confertiflorum Prof. Brewer Apr 1861 457 San Luis Obispo Comment
Read comments
Apr 30 2011
  UCR115807  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 2000-6-15 5695 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  CAS-BOT-BC301826  Eriophyllum multicaule Clare B. Hardham 1957-4-27 1785 San Luis Obispo Eastern foothills of Caliente Mt. Comment
  SBBG8189  Eriophyllum multicaule H. and M. Dearing 1939-3-19 3069 San Luis Obispo near sea, Oso Flaco Lake Comment
  CAS-BOT-BC301839  Eriophyllum multicaule H. D. Ripley; R. C. Barneby 1941-4-13 3252 San Luis Obispo Nr. Soda Lake, Carrizo Plains 731 Comment
  OBI35481  Eriophyllum multicaule S. M. Inman 1983-4-25 13 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; in abandoned dirt rd Comment
  UC177454  Eriophyllum multicaule L. Jared 1892-5-1 San Luis Obispo Goodwin Comment
  OBI18724  Eriophyllum pringlei Robert F. Hoover 1952-5-6 8159 San Luis Obispo 6 mi E of Creston on La Panza Rd Comment
  CAS-BOT-BC301905  Eriophyllum pringlei Alice Eastwood; John Thomas Howell 1936-5-8 2344 San Luis Obispo 7 miles east of La Panza Comment
  CAS-BOT-BC301947  Eriophyllum staechadifolium Ernest C. Twisselmann 1955-10-1 2416 San Luis Obispo Morro Rock 4 Comment
  HSC91870  Erodium botrys Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  UC1130258  Erodium botrys T. M. Hendrix 1937-4-26 100 San Luis Obispo 4.6 mi ne Highland School; Pozo Quad. 411 Comment
  OBI72278  Erodium brachycarpum Anthony Baniaga 2010-2-5 25 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  OBI47129  Erodium cicutarium Lynne Dee Oyler 1986-5-21 475 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 85 Comment
  RSA116509  Erodium macrophyllum E. C. Twisselmann 1954-4-16 1066 San Luis Obispo Twisselmann Ranch, (Mt. Cholame), Eastern San Luis Obispo County 655 Comment
  UC1130316  Erodium moschatum C. M. Belshaw 1936-3-17 1616 San Luis Obispo 2 mi sse Nipomo; Nipomo Quad. 76 Comment
  UC716212  Eryngium vaseyi Roxana S. Ferris 1939-6-6 9769 San Luis Obispo Salinas River, 1/2 mi N of Templeton-Creston road Comment
  CAS-BOT-BC54473  Erysimum capitatum Ernest C. Twisselmann 1955-6-16 2147 San Luis Obispo La Panza Range. Queen Bee Road, 0.2 mile south of Pozo Grade Summit. 798 Comment
  CAS-BOT-BC54505  Erysimum capitatum D. E. Breedlove 1962-3-18 1958 San Luis Obispo 1.2 miles eastof La Panza on road to Simmler. 457 Comment
  UC1541155  Erysimum capitatum Clifton F. Smith 1986-5-15 12076 San Luis Obispo road up mt from Russell Ranch in Cuyama Valley; Caliente Mountain 1219 Comment
  POM203597  Erysimum capitatum var. capitatum I. L. Wiggins 1932-3-21 5805 San Luis Obispo Bitterwater Valley, between Cholame and Annette. 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
  POM306665  Erysimum suffrutescens Henry J. Ramsey, Henry J. Ramsey 1940-4-21 1490 San Luis Obispo Morro Bay region. Comment
  UC1532834  Erysimum suffrutescens Robert F. Thorne 1968-6-7 37753 San Luis Obispo sand dunes w Oso Flaco Lake (between Oceano and Guadalupe); Oso Flaco Dunes 10 Comment
  UC1565655  Erysimum suffrutescens Clifton F. Smith 1951-4-19 3028 San Luis Obispo n Guadalupe; Nipomo Mesa Comment
  UC1565660  Erysimum suffrutescens Clifton F. Smith 1962-4-10 6679 San Luis Obispo on dunes near Oso Flaco Lake Comment
  UC1034722  Erysimum suffrutescens G. B. and R. P. Rossbach 1938-5-6 825 San Luis Obispo one-third way up inland face of Morro Rock; Morro Bay Comment
  RSA0076215  Erythranthe androsacea David J. Keil, Rhonda Riggins, Karl Striby 1998-5-22 27421 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente peak. 1280 Comment
  OBI75156  Erythrina humeana Matt Ritter 2011-8-25 5091 San Luis Obispo Cal Poly Campus, SLO Comment
  OBI70834  Eschscholzia caespitosa David J. Keil, with V. L. Holland 2009-4-28 30595 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  CAS-BOT-BC402828  Eschscholzia caespitosa James L. Reveal; Clare B. Hardham 1988-5-26 6921 San Luis Obispo La Panza Range, northwest of Black Mountain along Indian Creek at a hunting camp just west of U.S. Forest Service Road 28S02 southwest of Wilson Corner, about 13 air miles east-northeast of Santa Margarita 502 Comment
  OBI11806  Eschscholzia californica Fred Rush Aug-57 s.n. San Luis Obispo S Morro By Comment
  OBI3896  Eschscholzia californica Elizabeth Rudd 1971-5-23 267 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI5227  Eschscholzia californica Mike Wemp 1972-3-29 34 San Luis Obispo 1/2 mi NW of Montana de Oro State Park campground 30 Comment
  CDA17629  Eschscholzia californica Austin Griffiths 1977-12-5 s.n. San Luis Obispo Oceano Region; Between Halcyon and Oceano. Comment
  OBI55193  Eschscholzia californica Greg Frugoli 1997-4-7 26 San Luis Obispo Black mtn Rd, La Panza range, Los Padres NF (hwy 58 burn area) 762 Comment
  UC410849  Eschscholzia californica Alice Eastwood 1928-5-17 15141 San Luis Obispo along road to Pozo Comment
  SBBG119660  Eschscholzia californica subsp. californica J. Olson 2002-4-10 San Luis Obispo serpentine outcrop WNW of water treatment plant at Chorro Reservoir; Camp San Luis Obispo Comment
  UCR42688  Eschscholzia hypecoides C. F. Smith 1973-4-26 10520 San Luis Obispo E base of Caliente Mtn, Upper Cuyama Valley 651 Comment
  RSA201524  Eschscholzia lemmonii Robert F. Hoover 1948-4-17 7466 San Luis Obispo San Juan River south of Shandon Comment
  UC569441  Eschscholzia lemmonii D. Axelrod 1935-4-6 263 San Luis Obispo 5 mi ese Cuyama Ranch; Santa Ynez Quadrangle 701 Comment
  CAS-BOT-BC76470  Eschscholzia lemmonii Ernest C. Twisselmann 1962-4-2 6750 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Davidson Hills just east of Grant's Lake. 594 Comment
  OBI22942  Eucalyptus polyanthemos Mike Griffin 1976-4-8 1 San Luis Obispo Cal Poly campus Comment
  OBI22800  Eucalyptus tereticornis Patrick Amaya 1972-2-19 10 San Luis Obispo Cal Poly campus, next to Ag Engr bldg Comment
  UCSB57258  Eucrypta chrysanthemifolia Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo Park Hill Rd., 2.5 miles east of Hwy 58; north side of road in small canyon 457 Comment
  OBI51335  Eucrypta chrysanthemifolia var. chrysanthemifolia Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .4 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  OBI69502  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil 2008-6-6 30533 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  OBI35655  Eucrypta chrysanthemifolia var. chrysanthemifolia S. M. Inman 1983-5-14 58 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 49 Comment
  OBI57120  Eulobus californicus George Butterworth 1995-5-3 74 San Luis Obispo Carrizo Plain Natural Area. 100 yds SW of rock 817 Comment
  OBI14381  Euphorbia crenulata A. Ahmad 1963-4-7 2 San Luis Obispo 1 mi E SLO Comment
  RSA681189  Euphorbia lathyris Scott D. White, Ken McDonald 2001-5-9 8454 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI76896  Euthamia occidentalis D. R. Miller 2011-10-5 1011 .1004 San Luis Obispo Rocky Butte/Pine Mt Region. Cole Ranch (Will Hearst property) Marmolejo Crk drainage 744 Comment
  OBI80823  Festuca arundinacea David J. Keil 1992-1 22957 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI19521  Festuca arundinacea David J. Keil, V. L. Holland 1979-5-30 13106 San Luis Obispo Just outside of San Luis Obispo City limit on E side of Orcutt Rd Comment
  SBBG118033  Festuca bromoides J. Froland 1998-4-10 2 San Luis Obispo ca. 0.8 mi W of jct of Poop-out Rd and Bee Rock Rd, on S side of Bee Rock Rd; Camp Roberts; near LCTA Plot 131 210 Comment
  CAS-BOT-BC283196  Festuca californica subsp. hitchcockiana Clare B. Hardham 1969-5-28 17193 San Luis Obispo San Simeon Cr., Red Mt. Comment
  OBI69455  Festuca elmeri David J. Keil 2008-5-1 30519 San Luis Obispo Montana de Oro State Park. Coon Creek trail. 70 Comment
  OBI31421  Festuca microstachys Joy Nishida, Robert Allen 1982-4-10 292 San Luis Obispo American cyn campground 536 Comment
  OBI38330  Festuca microstachys David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18598 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
  SBBG104288  Festuca microstachys M. D. Proctor, E. A. Young 1993-4-12 ROB 378 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts 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
  OBI50162  Festuca microstachys Michael Curto, L. Allen, R. Pimentel, & R. Riggins 1992-4-12 821 San Luis Obispo Carrizo Plain: between CA Hwy 58 and Soda Lake, ~5km E of Soda Lake Rd on Belmont Trl 600 Comment
  SBBG86313  Festuca microstachys C. F. Smith 1947-6-22 2052 San Luis Obispo Ian McMillan ranch-house up Gillis Cyn, NE of Shandon Comment
  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
  UCR140372  Festuca myuros George K. Helmkamp 2004-3-19 8383 San Luis Obispo Central Coast, Arroyo Grande, along Traffic Way south of Grand Ave. at Arroyo Grande Creek 24 Comment
  OBI35653  Festuca myuros S. M. Inman 1983-5-7 28 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI30670  Festuca octoflora David J. Keil 1981-5-19 14720 San Luis Obispo Upper slopes of Indian Knob Comment
  OBI59069  Festuca octoflora David J. Keil 1998-4-14 26728 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  OBI21971  Festuca perennis Robert D. Page 1962-4-20 78 San Luis Obispo Calif State Polytechnic College, San Luis Obispo Comment
  OBI21885  Festuca rubra Robert D. Page 1962-5-25 111 San Luis Obispo Cal Poly Campus Comment
  OBI25939  Foeniculum vulgare Lorraine Vinland 1981-11-3 2 San Luis Obispo E shore of Laguna Lake Comment
  OBI37371  Foeniculum vulgare Eric Wise 1982-4-29 1417 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  UCR123680  Foeniculum vulgare George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5338 A San Luis Obispo Central Coast, Atascadero State Beach, 1.2 mi NNW of the junction of Calif. Hwy 1 and Calif. Hwy 41 6 Comment
  SEINET10431813 Image available Forestiera pubescens subsp. parvifolia David J. Keil, Dirk Walters 1980-4-5 13747 San Luis Obispo Approximately 28 miles east of Santa Maria on Hwy 166 and N on Chimineas Ranch Road Comment
  OBI66480  Fragaria chiloensis David J. Keil, with Dave Hacker 2005-6-24 30396 San Luis Obispo Coastal terrace grassland just south of Arroyo del Oso, just east of highway 1, very close to ocean Comment
  OBI31043  Frangula californica subsp. californica Julie M. Vanderweir 1979-5-18 32 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC52650  Frangula californica subsp. californica Ira L. Wiggins 1929-4-16 3666 San Luis Obispo Grade 6 miles above Moro on Atascadero Road Comment
  CAS-BOT-BC52652  Frangula californica subsp. californica Carl B. Wolf 1929-4-15 3556 San Luis Obispo 2-3 mi. inland from ocean & about 3 mi. No. of Santa Maria River 91 Comment
  SBBG122326  Frangula californica subsp. tomentella D. Keil, V. L. Holland 2001-11-14 29737 San Luis Obispo Pomeroy Rd, ca. 0.5 mi S of Los Berros Rd Comment
  UCSB72138  Frankenia palmeri Ryan, P.; Penkala, B. 1987-7-2 San Luis Obispo Cholame, directly east of town 1/4 mile in field grazed by cattle. 347 Comment
  OBI25500  Frankenia salina Dirk R. Walters, M. G. McLeod 1979-8-15 1329 San Luis Obispo Plants collected on consultation trip with Michael Mortenson D.O.T. to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan Creeks with state hwy 58 Comment
  UCSB37266  Fremontodendron californicum Philbrick, Ralph; Emery, Dara; Rodin, Robert 1974-5-29 San Luis Obispo TV Road near Cuesta Summit, 2.7 miles west of Highway 101 Comment
  UCR9018  Fremontodendron californicum subsp. obispoense E. R. Blakley 1965-5-8 6549 San Luis Obispo About 2.5 mi NW of Hwy 101 at the Cuesta Summit 671 Comment
  UC1296317  Fritillaria biflora R. F. Hoover 1964-5-12 8801 San Luis Obispo Los Osos Valley Comment
  UC1953312  Fuchsia magellanica David Keil 1999-3-14 28210 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. Comment
  UCR266182  Fumaria capreolata David J. Keil 2001-3-13 29174 San Luis Obispo San Luis Obispo, [west] end of South Street at San Luis O. Creek 49 Comment
  OBI41056  Galium andrewsii David J. Keil 1986-5-13 19436 San Luis Obispo Hi Mtn Rd near Hi Mtn lookout 945 Comment
  OBI75772  Galium andrewsii Russell Gorman 1955-11-23 29 San Luis Obispo Los Berros Cyn approx. 4 mi N of Nipomo Comment
  OBI13106  Galium andrewsii Lynne Dee Althouse 1977-4-16 48 San Luis Obispo Wolfe's horse ranch near San Luis High School 130 Comment
  OBI9915  Galium aparine Robert F. Hoover 1954-5-15 8344 San Luis Obispo Calf Cyn Comment
  UCR115566  Galium aparine George K. Helmkamp, E. A. Helmkamp 2000-4-20 5393 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  OBI42788  Galium californicum subsp. flaccidum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16038 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts. NE side of mtn on hillside above cypress swamp Comment
  CAS-BOT-BC217450  Galium californicum subsp. miguelense Roxana S. Ferris 1951-3-31 12421 San Luis Obispo Cambria Comment
  SEINET7063690  Galium divaricatum 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
  SBBG124810  Galium hardhamiae C. B. Hardham 1957-4-25 1721 San Luis Obispo Cypress Mtn Comment
  RSA0042198  Galium murale LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6445 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
  OBI70828  Galium parisiense David J. Keil, with V. L. Holland 2009-4-28 30589 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  OBI59619  Galium porrigens T. J. Ayers, S. Junak and D. Shaw 1989-5-10 726 San Luis Obispo Los Padres Natl Forest; just N of Pick and Shovel Mine along W fork of stream at "Dead Miners Camp" Comment
  RSA185320  Galium porrigens Clare B. Hardham 1962-5-6 10061 San Luis Obispo Near Franklin Creek. W of Adelaida. Comment
  OBI47443  Galium trifidum subsp. columbianum David J. Keil 1984-5-28 s.n. San Luis Obispo S end of Morro Bay W of Sweet Springs Marsh Comment
  OBI14140  Garrya flavescens Robert F. Hoover 1965-9-15 9558 San Luis Obispo Garcia Mtn, S of Pozo Comment
  CAS-BOT-BC144756  Garrya veatchii Roxana S. Ferris 1939-6-20 9792 San Luis Obispo chaparral; 4 miles west of Paso Robles on Peachy Canyon Road Comment
  OBI78237  Garrya veatchii T. J. Ayers, S. Junak & D. Young 1989-4-27 716 B San Luis Obispo Los Padres Natl Forest; Cuesta Ridge, just W of sign near W boundary of botanical area Comment
  OBI78238  Garrya veatchii Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E of Cuesta Ridge 2.7 mi SE of hwy 101 Comment
  OBI30919  Gastridium phleoides Julie M. Vanderwier 1978-5-28 51 San Luis Obispo Indian Knob Tar Sands Comment
  OBI80689  Gazania longiscapa D. R. Miller, E. A. Appel 2015-4-5 415 .1117 San Luis Obispo West side of Hwy 1 3.4 miles north of Hearst Castle turn off 20 Comment
  CAS-BOT-BC219137  Genista monspessulana Clare B. Hardham 1958-2-13 2821 San Luis Obispo in pine woods, Cambria Comment
  OBI7627  Genista monspessulana Christian Smith 1975-5-2 2 -May-75 San Luis Obispo Cuesta Grade, about 1/2 mi from top Comment
  RSA0042489  Geranium dissectum LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6438 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
  RSA0028482  Geranium dissectum E. C. Twisselmann 1967-4-27 12904 San Luis Obispo Mesa just north of San Simeon Beach State Park. 9 Comment
  CDA26380  Geranium molle David J. Keil 2006-5-7 30441 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Elevation: circa 1400 feet. 0 Comment
  OBI67040  Geranium molle David J. Keil, with V. L. Holland 2001-5-24 29488 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  CDA34873  Geranium rotundifolium David J. Keil 1999-5-27 28354 San Luis Obispo US 101, ca. 1.3 miles northwest of Cuesta Pass, ca. 0.4 mile south of Tassajara Creek Road. 0 Comment
  OBI72094  Gilia achilleifolia Michael Walgren 2010-4-4 97 San Luis Obispo Cayucos; hills bound by hwy 1 to the W, 13th St to the S, Whale rock reservoir to the E, and Old Cayucos Crk to the N Comment
  CDA11511  Gilia achilleifolia subsp. achilleifolia G. F. Hrusa 1995-5-28 12293 San Luis Obispo Black Butte Research Natural Area; Los Padres Natl. Forest. Ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  UC123670  Gilia achilleifolia subsp. achilleifolia H. C. Lee 1936-4-3 546 San Luis Obispo 3 1/2 mi wsw Bromela; Arroyo Grande Quad., San Luis Obispo National Forest Comment
  UC1502519  Gilia achilleifolia subsp. achilleifolia Daniel J. Schoen 1980-4-16 San Luis Obispo Population #78017 Population name Poly Canyon Comment
  UCR122467  Gilia achilleifolia subsp. achilleifolia George K. Helmkamp, E. A. Helmkamp 1998-5-20 4008 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
  UCR129876  Gilia aliquanta subsp. breviloba Verne Grant 1949-4-25 8696 San Luis Obispo Inner Coast Range, Cuyama Valley near junction of Ojai [Hwy 33] and Cuyama Valley [Hwy 166] roads 1067 Comment
Read comments
Jul 14 2015
  SEINET7063625  Gilia capitata subsp. staminea A. G. Vestal 1947-4-12 s.n. San Luis Obispo Collected in wash southeast of corner of San Luis Obispo County in the Cuyama Valley. UTM Zone 10, 772742mE, 3885939mN. (WGS84/NAD83). 431 Comment
  UC583204  Gilia clivorum Alice Eastwood, John Thomas Howell 1936-5-8 2300 San Luis Obispo 3 mi e Pozo; e of Pozo Comment
  CAS-BOT-BC225336  Gilia latiflora subsp. cuyamensis R. F. Hoover 1952-5-24 8213 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC225540  Gilia tenuiflora Roxana S. Ferris 1935-3-29 9086 San Luis Obispo 7 miles east of Pozo on the Santa Maria-McKittrick Road Comment
  CAS-BOT-BC225547  Gilia tenuiflora R. F. Hoover 1965-4-24 9348 San Luis Obispo Hill just east of San Juan River, La Panza district Comment
  UCSB57190  Gilia tenuiflora Callaway, R.; Ryan, P. 1987-4-17 San Luis Obispo North side of Parkhill Road, 2.5 miles east of its jct. with Hwy. 58, north of Santa Margarita 457 Comment
  CAS-BOT-BC226502  Gilia tenuiflora subsp. amplifaucalis Mrs. R. W. Summers No date on label s.n. San Luis Obispo S. Margarita hills Comment
  SBBG33999  Gilia tenuiflora subsp. tenuiflora L. S. Rose 1969-4-14 69026 San Luis Obispo 10 mi. sw of Shandon, Shell Cyn 426 Comment
  OBI37936  Githopsis diffusa subsp. robusta David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18674 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk rd, near Rocky Butte lookout at Wheelbarrow Gulch Comment
  UC1191699  Glaux maritima Herbert L. Mason 1946-6-9 12875 San Luis Obispo between Oceano and mouth of Santa Maria River (Dune Lakes); Dune Lakes Comment
  OBI55379  Glebionis coronaria David J. Keil, with V. L. Holland 1997-3-19 26087 San Luis Obispo Along Pacific Blvd. between highway and railroad tracks. 0 Comment
  UCR15613  Glebionis segetum George K. Helmkamp 1978-6-3 s.n. San Luis Obispo Central Coast, roadside in Morro Bay Comment
  JEPS97021  Glinus lotoides Clare B. Hardham 1959-10-1 5197 San Luis Obispo about 10 mi SE of Paso Robles (Chris Klintworth Ranch) Comment
  UCD105815  Glycyrrhiza lepidota G. T. Nordstrom 1937-6-20 1363 San Luis Obispo San Luis Obispo County: 3.4 miles northeast of Lime Mountain. 243 Comment
  JEPS97083  Gnaphalium palustre F. L. Johnson and E. A. Young 1993-5-23 RO 537 San Luis Obispo i km SE of Twin Bridges on Boyscout Road Camp Roberts Comment
  OBI17221  Grayia spinosa Robert F. Hoover 1968-4-17 11057 San Luis Obispo Near N end of Elkhorn Plain Comment
  OBI17223  Grayia spinosa Robert F. Hoover 1968-4-17 11058 San Luis Obispo Near N end of Elkhorn Plain Comment
  OBI57027  Greeneocharis circumscissa G. F. Hrusa 1998-4-25 14224 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. Quad: Wells Range. At S end of Swain pasture and appr. 1/2 mi W of Soda Lake Rd 660 Comment
  SD112571  Grindelia camporum Darley F. Howe 1948-5-17 1856 San Luis Obispo San Luis Obispo coast Comment
  UC75916 Image available Grindelia hirsutula J. E. Roadhouse 1905-1 65 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC305084  Grindelia hirsutula Ernest C. Twisselmann 1954-9-10 1566 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: 1/4 mile west of Kern County Line 579 Comment
  CAS-BOT-BC305086  Grindelia hirsutula Clare B. Hardham 1956-11-3 1507 San Luis Obispo Santa Lucia Mountains. Old 101, South of Santa Margarita 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
  OBI69683  Hainardia cylindrica Clifton F. Smith 1961-6-1 6428 San Luis Obispo Along edge of st at Pismo Beach State Park, Grover City Comment
  CLARK-A1528-237  Haplopappus venetus subsp. vernonioides Oscar F. Clarke 1966-11-26 C661126- 11 San Luis Obispo Morro Bay Comment
  OBI32003  Hazardia squarrosa David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15669 San Luis Obispo Arroyo de la Cruz area N of San Simeon. along S side of the Arroyo Comment
  OBI35237  Hazardia squarrosa K. A. Nadeau 1983-4-30 2 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  UC1557903  Hazardia squarrosa var. squarrosa J. Semple, S. Heard 1986-8-24 8616 San Luis Obispo just e Morro Bay (CA-41) Comment
  CAS-BOT-BC302415  Hazardia stenolepis R. F. Hoover 1946-10-6 6474 San Luis Obispo East side of Cottonwood Pass, w. of Kern Co. line Comment
  CDA34875  Hedera canariensis David J. Keil 2000-1-24 28412 San Luis Obispo Cambria, just south of Santa Rosa Creek Road along Main Street at creek crossing. 0 Comment
  JEPS62632  Hedypnois rhagadioloides Clare B. Hardham 1960-5-21 5830 San Luis Obispo near Cambria; Santa Lucia Mountains, Green Valley Comment
  OBI81204  Helianthus annuus David J. Keil 2015-2-21 32657 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
  UC771709  Helianthus bolanderi R. F. Hoover 1946-8-18 6318 San Luis Obispo Creston Comment
  RSA0027664  Heliotropium curassavicum Greg Wilvert 2005-5-31 452 San Luis Obispo Dead end of Padrones Cyn. Rd. 866 Comment
  OBI6147  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
  OBI80286  Hemizonia congesta Jose Adame, Juan Domingo 2014-11-8 1 San Luis Obispo Cal Poly Property, 'Architecure Graveyard.' 50ft off Poly Canyon Road 169 Comment
  OBI32001  Hemizonia congesta subsp. luzulifolia David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15664 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  CAS-BOT-BC309858  Hemizonia congesta subsp. luzulifolia M. E. Jones 1882-5-9 s.n. San Luis Obispo R. S. Massey Ranch Comment
  CAS-BOT-BC123541  Hemizonia increscens subsp. increscens Robert Francis Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  UCR25564  Hemizonia kelloggii C. P. Cowan 1977-5-14 386 San Luis Obispo Coast Range, Hwy 41, 6.3 mi NE of Jct with Hwy 46, 26 mi east of Paso Robles 640 Comment
  OBI57028  Herniaria hirsuta var. cinerea G. F. Hrusa 1998-4-25 14220 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. Swain Wash, at S end of Swain pasture and approx 1/2 mi W of Soda Lake Rd. Quad Wells Ranch 7.5 660 Comment
  OBI54245  Hesperevax sparsiflora var. sparsiflora David J. Keil, V. L. Holland 1996-6-6 25886 San Luis Obispo Prefumo Cyn Homes project site along Prefumo Crk ca 1/3 mi from Los Osos Valley Rd Comment
  OBI7201  Hesperocyparis forbesii Ed Zimmerman 1962-2-15 38 San Luis Obispo Cal Poly campus, Bradley Park. Comment
Read comments
Jul 25 2018
  SBBG104550  Hesperolinon micranthum F. L. Johnson, E. A. Young 1993-5-27 ROB 655 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo 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-BC422582  Hesperomecon linearis W. R. Ernst 1961-4-2 757 San Luis Obispo Along the Simmler-Creston road ca. 2 miles northwest of the junction to La Panza. 518 Comment
  OBI27316  Hesperomecon linearis Robert L. Allen, Nancy E. Arnold 1981-5-10 278 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  OBI50804  Heteranthemis viscidihirta David J. Keil 1991-4-26 22551 San Luis Obispo Los Osos. Along Pine st N of Los Osos Valley rd Comment
  OBI3713  Heteromeles arbutifolia Mary Kidd 1970-10-8 119 San Luis Obispo Cal Poly, Behind soils A-wing biology bldg Comment
  CDA6979  Heterotheca grandiflora David J. Keil 1996-12-5 s.n. San Luis Obispo Prefumo Canyon. 0 Comment
  OBI78663  Heterotheca grandiflora Rebecca Liberatore 2013-11-11 1 San Luis Obispo Base of Irish Hills Open Space, San Luis Obispo, CA. Directly west of South corner of Costco parking lot 46 Comment
  SEINET11261236  Heterotheca grandiflora Rich Fleming 1987-9-14 490 San Luis Obispo Lake Nacimiento.; 0 Comment
  UC2026911  Heterotheca sessiliflora subsp. echioides David J. Keil with George Butterworth 2011-10-7 31116 San Luis Obispo Highway 58, a short distance east from San Juan Creek bridge Comment
  CAS-BOT-BC311303  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1954-9-1 1537 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley, 1/2 mile northwest of Choice Valley School 601 Comment
  CAS-BOT-BC311321  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1946-8-18 6313 San Luis Obispo Cammatti Ranch, n. of La Panza Comment
  RSA0066086  Heuchera pilosissima T. Elias, W. Wisura 1984-7-27 8585 San Luis Obispo Morro Bay. N side of Morro Rock. Comment
  OBI16075  Hieracium argutum Robert F. Hoover 1947-7-16 7308 San Luis Obispo Price Cyn Comment
  UC2026953  Hieracium argutum D. R. Miller 1991-7-9 791 -2 San Luis Obispo On road to 'The Property', on east slope of Pine Mountain (Santa Lucia Mtns.) Comment
  UC16289  Hoita macrostachya Mrs. Blochman 1892-1 San Luis Obispo Comment
  UC82422  Hoita macrostachya E. Palmer, M. D. June 1876 69 San Luis Obispo San Luis Obispo Coast Range Comment
  CAS-BOT-BC325889  Holocarpha heermannii David D. Keck 1934-4-26 2793 San Luis Obispo West side of Cottonwood Pass 6.5 miles N.E. of Cholame Comment
  CAS-BOT-BC325890  Holocarpha heermannii Louis Sinsheimer 1927-7-31 s.n. San Luis Obispo Adelaide Comment
  CAS-BOT-BC325897  Holocarpha heermannii R. F. Hoover 1946-10-6 6447 San Luis Obispo Cottonwood Pass just west of summit Comment
  CAS-BOT-BC320309  Holocarpha virgata R. F. Hoover 1969-8-12 11541 San Luis Obispo 12 mi. nw. of Paso Robles on road to Nacimiento Dam Comment
  OBI16044  Holocarpha virgata subsp. virgata Robert F. Hoover 1969-9-9 11581 San Luis Obispo Santa Lucia Range. 12 mi NW of Paso robles on rd to Nacimiento dam Comment
  UC1392894  Holocarpha virgata subsp. virgata R. F. Hoover 1969-8-12 11541 San Luis Obispo 12 mi nw Paso Robles (on road to Nacimiento Dam) Comment
  LA98805  Holodiscus discolor E. R. Hobbs; S Piper, Walt Westman 1977-7-16 77- 14 San Luis Obispo Montana de Oro State Park, Los Osos Comment
  OBI23279  Holodiscus discolor J. T. Arnold 1965-4-21 78 San Luis Obispo Cal Poly, Poly cyn Comment
  RSA779036  Hordeum brachyantherum subsp. brachyantherum David J. Keil 2011-5-12 31002 San Luis Obispo San Luis Range. Irish Hills. Madona-Twisselmann Ranch, accessed from Prefumo Canyon Road 300 Comment
  CAS-BOT-BC289530  Hordeum brachyantherum subsp. californicum Clare B. Hardham 1959-5-6 4427 San Luis Obispo Bee Rock to Nacimiento Lake Road, Santa Lucia Mountains Comment
  OBI76652  Hordeum marinum subsp. gussoneanum Meg Perry 2010-4-8 12 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, Sect 4 614 Comment
  OBI78749  Hordeum marinum subsp. gussoneanum David J. Keil 2013-9-5 32024 San Luis Obispo Morro Bay State Park. Hillside at west base of Portola Hill above South Bay Blvd south of Quarry Trail trailhead along Live Oak Trail 24 Comment
  JEPS114123  Hordeum murinum subsp. leporinum J. Clark, M. Petroelje 1998-4-22 San Luis Obispo Camp San Luis Obispo. Southwest-facing slope shoulder, ca. 1.1 mile north of California Mens Colony, on hillside east of Chorro Creek Road LCTA Plot 333, due north of LCTA Plot 309. Comment
  SBBG104292  Hordeum murinum subsp. leporinum M. D. Proctor, E. A. Young 1993-7-17 ROB 200 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UCD86476  Hordeum murinum subsp. leporinum Ernest C. Twisselmann 1954-4-21 1106 San Luis Obispo San Luis Obispo County: Eastern part of county. Twisselmann Ranch. Comment
  OBI2562  Hordeum vulgare Larry E. Brown 1971-6-16 2036 San Luis Obispo Collected along state rte 58 near Santa Margarita Comment
  CAS-BOT-BC536134  Horkelia californica Alice Eastwood 1927-8-1 15022 San Luis Obispo Cambria Comment
  CAS-BOT-BC536136  Horkelia californica R. F. Hoover 1964-3-26 8655 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  OBI73265  Horkelia californica var. californica Michael Walgren 2010-8-16 183 San Luis Obispo San Simeon State park, between Arroyo Honda and Arroyo de los Chinos, just S of Breaker Point Comment
  RSA191888  Horkelia cuneata Robert F. Thorne, Percy C. Everett 1963-4-21 31619 San Luis Obispo S side of Morro Bay. 6 Comment
  JEPS99478  Horkelia cuneata subsp. sericea Clare B. Hardham 1958-2-13 2823 San Luis Obispo Cambria Santa Lucia Mountains Comment
  SBBG16507  Horkelia cuneata var. cuneata C. B. Hardham 1959-5-23 4638 San Luis Obispo S of Baywood Park Comment
  OBI15141  Hornungia procumbens Robert F. Hoover 1952-4-19 8122 San Luis Obispo N side of lower Cuyama Valley Comment
  OBI15143  Hornungia procumbens Robert F. Hoover 1952-4-1 8064 San Luis Obispo Soda lake, Carrizo Plain Comment
  OBI32955  Hydrocotyle ranunculoides David J. Keil 1983-5-22 17070 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI72341  Hydrocotyle ranunculoides Anthony Baniaga 2010-4-7 118 San Luis Obispo Black Lake Cyn, Choin property 21 Comment
  OBI37373  Hydrocotyle verticillata Eric Wise 1981-6-29 820 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI37375  Hydrocotyle verticillata Eric Wise 1981-6-30 868 San Luis Obispo Black Lake of Dune Lakes Comment
  RSA201674  Hymenolobus procumbens Robert F. Hoover 1952-4-1 8064 San Luis Obispo Soda Lake, Carrizo Plain, in strongly saline barren spots near shore. Comment
  SBBG94012  Hypochaeris glabra S. A. Junak 1990-4-17 4157 San Luis Obispo just N of USFS Rd 29S11.3, along E side of rd to KSBY TV towers, E end of Cuesta Ridge Botanical Area, ca. 2.6 mi W of US Hwy 101 716 Comment
  CAS-BOT-BC311380  Hypochaeris glabra Ernest C. Twisselmann 1969-4-14 15117 San Luis Obispo La Panza Range. Cammatta Road, 6 miles south of Creston 419 Comment
  CAS-BOT-BC311387  Hypochaeris glabra John Thomas Howell 1967-4-27 42066 San Luis Obispo Cuesta Canyon County Park, San Luis Obispo Comment
  OBI10016  Hypochaeris glabra R. R. LaBelle 1967-4-2 4 San Luis Obispo Laguna Lake Comment
  SBBG109827  Hypochaeris radicata C. B. Hardham 1957-11-7 2722 San Luis Obispo Cambria Comment
  OBI4772  Ipomoea purpurea S. Dupuy 1972-8-28 12 San Luis Obispo San Luis Obispo city Comment
  OBI21068  Iris douglasiana Robert F. Hoover 1947-3-16 6678 San Luis Obispo San Carpoforo Crk near ocean Comment
  OBI16002  Isocoma acradenia var. bracteosa Robert F. Hoover 1946-9-14 6386 San Luis Obispo Creston Comment
  OBI16007  Isocoma acradenia var. bracteosa Robert F. Hoover 1966-10-7 10127 San Luis Obispo Cuyama Valley E of Taylor Cyn Comment
  CAS-BOT-BC311678  Isocoma menziesii var. sedoides Ira L. Wiggins 1929-4-16 3621 San Luis Obispo 4 miles N. of Moro Comment
  RSA133261  Isoetes nuttallii Clare B. Hardham 1957-5-12 1944 San Luis Obispo Edges of Green s Lake, crest of Santa Lucias between Cypress Mt and Rocky Butte. Comment
  OBI30716  Isolepis cernua Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI43601  Isolepis cernua Eric Wise 1982-4-28 1393 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Little Morro Crk, Morro Bay Comment
  CAS-BOT-BC112547  Isolepis cernua R. F. Hoover 1947-8-13 7370 San Luis Obispo South of Hagard Canyon, in seepage spots at edge of rocky beach. Comment
  OBI43603  Isolepis cernua Eric Wise 1981-9-29 1189 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Orcutt Rd, 2.3 mi S of Johnson Ave Comment
  UC1192234  Jaumea carnosa Malcolm A. Nobs and S. Galen Smith 1949-6-24 861 San Luis Obispo salt marshes at e end of bay Morro Bay Comment
  OBI79914  Juncus balticus David J. Keil, with Mike Walgren 2012-9-8 31537 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  RSA699935  Juncus breweri Keith E. Hoffmaster 1935-7-3 s.n. San Luis Obispo Oceano. Comment
  RSA220207  Juncus bufonius Ernest C. Twisselmann 1969-11-28 16362 San Luis Obispo Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon. 701 Comment
  OBI80196  Juncus bufonius var. bufonius David J. Keil 1978-3-25 12679 San Luis Obispo Irving Ranch. Comment
  UCR42649  Juncus bufonius var. congestus E. A. Wise 1984-7-21 2020 San Luis Obispo Arroyo Laguna Site #1, c. 2 km east of the ocean & c. 700 yards east of Hwy 1. 36 Comment
  OBI58926  Juncus bufonius var. congestus David J. Keil 1998-6-8 27715 San Luis Obispo Bitterwater Rd., S of Cholame, 5 miles S of junction with Hwy 46 along Palo Prieto Creek. 591 Comment
  RSA586365  Juncus bufonius var. occidentalis F. L. Johnson, E. A. Young 1993-5-27 ROB 0662 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 1 km NE of Chorro Reservoir. Camp San Luis Obispo. Comment
  UC1969535  Juncus dubius David Keil 2010-6-7 30864 San Luis Obispo La Panza Mountains. Highway 58. Comment
  SBBG16112  Juncus lescurii M. A. Piehl 1962-5-23 62293 San Luis Obispo just NW of Oso Flaco Lake 9 Comment
  UC1101008  Juncus lescurii Malcolm A. Nobs and S. Galen Smith 1948-9-9 672 San Luis Obispo about 4 mi s Pismo Beach (Dune Lakes Gun Club) Comment
  OBI79825  Juncus phaeocephalus D. R. Miller 2013-8-22 813 .107 San Luis Obispo The Rocky Butte/Pine Mountain Region, from roadside ditch that has perennial water at Debbie Mix property (Dusty Rhoades). 616 Comment
  RSA585666  Juncus phaeocephalus var. phaeocephalus F. L. Johnson, E. A. Young 1993-5-27 ROBO 680 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 1 km NE of Chorro Reservoir. Camp San Luis Obispo. Comment
  UC76440  Keckiella cordifolia Ramona Sanford May 1895 San Luis Obispo Arroyo Grande Comment
  OBI20339  Keckiella cordifolia Samuel Miyamoto 1971-5-17 7 San Luis Obispo Poly Cyn, S slope 130 Comment
  OBI22947  Kickxia elatine David J. Keil 1979-10-27 13638 San Luis Obispo E of Arroyo Grande along rd to Lopez Lake, ca 1 mi E of Orcutt Rd Comment
  OBI21944  Koeleria macrantha F. Rush May-56 38 San Luis Obispo Mt SLO Comment
  OBI44854  Koeleria macrantha David J. Keil 1979-7-1 13142 San Luis Obispo Ridge between Prefumo and See Cyns. About 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  OBI79286  Koeleria macrantha David J. Keil, with Mike Walgren & Lisa Andreano 2013-5-1 31774 San Luis Obispo Montana de Oro State Park. Slopes north of Coon Creek, burned over in fall 2012 controlled burn/wildfire 100 Comment
  UC1132148  Koeleria macrantha G. T. Nordstrom 1937-5-11 1187 San Luis Obispo 2.8 mi sse Asuncion School; Adelaida Quad. Comment
  OBI35651  Koeleria macrantha S. M. Inman 1983-4-25 6 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Rt on dirt road after 'deer' sign, to S of dirt rd 49 Comment
  RSA201584  Krascheninnikovia lanata Robert F. Hoover 1950-4-14 7813 San Luis Obispo Directly E of Soda Lake, Carrizo Plain, on low hills. Comment
  UCD99082  Krascheninnikovia lanata K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CDA14912  Lactuca saligna G. Perez 1998-8-27 s.n. San Luis Obispo Upper Salinas Valley; 8320 Portola Rd. in Atascadero. . 0 Comment
  CAS-BOT-BC340461  Lactuca saligna Clare B. Hardham 1956-10-1 1421 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  OBI77042  Laennecia coulteri George Butterworth 1999-10-29 349 San Luis Obispo Carrizo Plain. S side of 7 mi Rd, .95 mi from Soda L Rd T30S, R19E, S34, NE Qtr (not in CPNA) 585 Comment
  JEPS13593  Lagophylla ramosissima Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5239 San Luis Obispo 7.5 mi e of Santa Margarita; Parkhill Road 457 Comment
  OBI56412  Lagophylla ramosissima David J. Keil, with V. L. Holland and Danny Fry 1998-11-5 28191 San Luis Obispo Camp Roberts at north end of McMillan airfield runway. Comment
  POM264986  Lagophylla ramosissima I. L. Wiggins 1929-5-24 3743 San Luis Obispo Grade near rock crusher above Shandon. Comment
  UCR128174  Lamarckia aurea G. P. Schultz 1994-4-2 109 San Luis Obispo Central Coast, Los Padres National Forest, W side of Hwy 1 c. 500 ft. south of the Monterey County line 152 Comment
  UC1314960  Lasthenia gracilis R. F. Hoover 1967-5-13 10562 San Luis Obispo coast w Cambria Comment
  UC1285402  Lasthenia leptalea R. F. Hoover 1947-3-29 6779 San Luis Obispo Atascadero Comment
  UC1314955  Lasthenia microglossa R. F. Hoover 1967-4-5 10350 San Luis Obispo between San Juan River and Carrizo Plain (on Highway 58) Comment
  RSA201735  Lasthenia minor Robert F. Hoover 1950-4-21 7842 San Luis Obispo Between Morro Bay and Cuyucos (S of Toro Creek). Comment
  CAS-BOT-BC370827  Lasthenia minor R. F. Hoover 1952-4-20 8143 San Luis Obispo North side of Soda Lake, Carrizo Plain. Comment
  CAS-BOT-BC321628  Layia glandulosa R. F. Hoover 1947-3-29 6806 San Luis Obispo 5 mi E of Creston on La Panza road Comment
  CAS-BOT-BC321659  Layia glandulosa Rev. R. W. Summers 1886-2-21 435 San Luis Obispo Oso Flaco sand hills, near sea Comment
  OBI15851  Layia glandulosa Robert F. Hoover 1967-5-6 10541 San Luis Obispo 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
  OBI75475  Layia glandulosa Jenner Whitt 2003-4-3 4 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  UCSB36488  Layia glandulosa Gordon, Patricia 1980-4-25 San Luis Obispo Nipomo Mesa, 6 mi. nw. of Hwy. 1 30 Comment
  RSA302635  Layia glandulosa subsp. glandulosa J. R. Shevock 1972-4-1 1513 San Luis Obispo Shell Creek, Temblor. 46 Comment
  OBI15865  Layia heterotricha Eben McMillan 1958-4-27 62 San Luis Obispo Temblor Mt. North side. 1 mi SW of Carneras Rocks Comment
  UCSB16578  Layia heterotricha 1962-3-29 San Luis Obispo Western edge of Carrizo Plain, 3 miles west of north edge of Soda Lake, on Turkey Camp Well Road 731 Comment
  OBI15861  Layia hieracioides Robert F. Hoover 1949-5-12 7666 San Luis Obispo Between Mt Bishop and Cerro romauldo Comment
  POM298340  Layia hieracioides D. D. Keck, Wm Hiesey 1940-5-30 5107 San Luis Obispo Nipomo Mesa near Black Lake, 4.8 miles S of Arroyo Grande on road to Oso Flaco. Comment
  OBI15863  Layia hieracioides Robert F. Hoover 1967-5-15 10577 San Luis Obispo Carpenter Cyn rd to Arroyo Grande, at S edge of San Luis Valley Comment
  RSA216209  Layia jonesii D. D. Keck 1933-5-5 2203 San Luis Obispo 3 miles east of Morro Comment
  CAS-BOT-BC327650  Layia munzii Roxana S. Ferris 1935-3-28 9078 San Luis Obispo Summit of Cholame-Simmler Road about 11 miles N of Simmler. Comment
  UCD135670  Layia pentachaeta subsp. albida Bruce G. Baldwin 1988-4-10 694 San Luis Obispo San Luis Obispo County: Temblor Range, 0.25 mile west of Kern County line along California State Highway 58. Comment
  UC1187081  Layia platyglossa David D. Keck and Wm. M. Hiesey 1940-5-31 5151 San Luis Obispo 1 mi n Piedras Blancas Lighthouse Comment
  POM220926  Layia platyglossa subsp. campestris Roxana S. Ferris 1935-3-29 8113 San Luis Obispo Slopes above southern end of Soda Lake, Carisso Plain. Comment
  RSA605872  Layia platyglossa subsp. campestris R. S. Woglum 1940-4-21 2650 San Luis Obispo Central Coast: Cambia Pines. Comment
  RSA530120  Lembertia congdonii D. W. Taylor, G. Clifton 1988-3-12 9384 San Luis Obispo 0.8 mile NE of KCL Ranch. Comment
  CAS-BOT-BC527261  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-6-22 810 San Luis Obispo Oceano, 3 miles south of Pismo Beach Comment
  OBI50352  Lemna minor Robert F. Hoover 1946-8-17 6291 San Luis Obispo Upper Arroyo Grande at County park Comment
  CAS-BOT-BC89015  Lepidium dictyotum Ernest C. Twisselmann 1955-4-26 1905 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 609 Comment
  UCD163508  Lepidium dictyotum CNPS Melinda Elster; Sara Taylor 2015-4-22 CARR- 560 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 546 Comment
  CAS-BOT-BC89513  Lepidium jaredii David D. Keck; J. Clausen 1935-4-10 3157 San Luis Obispo 18 miles south of Soda Lake, on Carrizo Plains. 609 Comment
  CDA129  Lepidium latifolium G. Perez 2007-5-3 PDR# 1450407 San Luis Obispo Santa Margarita Valley, Hwy 58, 0.5 mi. N of Pozo Rd. split. Comment
  RSA121687  Lepidium latipes C. M. Belshaw 1936-3-31 1767 San Luis Obispo 2.6 miles NE of Cayucos. 229 Comment
  CAS-BOT-BC12582  Lepidium nitidum Ira L. Wiggins 1932-3-20 5779 San Luis Obispo In immediate vicinity of Cholame. Comment
  OBI62182  Lepidium nitidum G. F. Hrusa, L. Saslaw 2001-4-12 15771 San Luis Obispo Carrizo Plain Natl Monument. On Panorama Rd +/- 1/2 mi E of entrance to Washburn admin Site (Washburn Ranch). USGS Quad Painted Rock 7.5 625 Comment
  OBI80469  Lepidium nitidum David J. Keil 1992-1 23008 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  SBBG112848  Lepidium nitidum C. B. Hardham 1960-3-23 5225 a San Luis Obispo S end of Soda Lake, Carissa Plains Comment
  OBI77676  Lepidium nitidum Craig Woods 1978-2-19 7 San Luis Obispo Carrizo Plain, N end of Soda Lake 594 Comment
  UC524034  Lepidium nitidum Ira L. Wiggins 1932-3-21 5824 San Luis Obispo ne edge Carisa Plain (on road to Bitterwater Valley) Comment
  RSA143303  Lepidium nitidum var. oreganum Clare B. Hardham 1960-3-23 5225 San Luis Obispo South end of Soda Lake, Carrizo Plains Comment
  OBI50900  Lepidospartum squamatum David J. Keil 1991-9-1 s.n. San Luis Obispo Along Prefumo Canyon rd near city limits of San Luis Obispo Comment
  OBI60932  Leptochloa fusca subsp. fascicularis David J. Keil 2002-9-12 29923 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road 107 Comment
  CAS-BOT-BC272418  Leptochloa fusca subsp. uninervia Ernest C. Twisselmann 1968-10-21 15039 San Luis Obispo Paso Robles, Salinas River just north of the Highway 46 bridge 181 Comment
  OBI28910  Leptosiphon ciliatus Melissa Luckow, R. R. Pimentel 1982-5-14 873 San Luis Obispo 1.9 mi. SE of Avenales Guard Station on San Jose Avenales Rd. Comment
  SBBG34823  Leptosiphon liniflorus Mrs. R. W. Summers 1884-5-26 San Luis Obispo La Panza Comment
  SBBG107495  Leptosiphon parviflorus C. B. Hardham 1957-5-12 1911 San Luis Obispo Franklin Crk near Camp Natoma Comment
  OBI77710  Leptosyne calliopsidea G. F. Hrusa 1998-3-28 14184 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. On S side of Soda Lake rd immed N of inters with Elkhorn grade rd. USGS quad Ballinger cyn 7.5 Comment
  UC1285343  Lessingia pectinata var. pectinata R. F. Hoover 1946-8-25 6343 San Luis Obispo Price Canyon Comment
  CDA17618  Leymus triticoides Austin Griffiths 1983-8-18 s.n. San Luis Obispo Oceano Dunes; At NW end of Causeway, Oso Flaco Lake. Comment
  RSA522504  Leymus triticoides David J. Keil 1986-5-31 19652 San Luis Obispo Along Turri Road ca. 1/4 mile E of South Bay Blvd. N of road in coastal marsh Comment
  OBI6156  Limonium californicum D. Waive Stager 1972-8-28 51 San Luis Obispo At head of Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  UC2027216  Limonium duriusculum David J. Keil 2011-7-3 31055 San Luis Obispo Morro Bay. South side of sand berm on south side of Morro Bay marina. Comment
  SBBG123178  Limosella acaulis D. Keil 2002-4-4 29785 San Luis Obispo Santa Margarita Ranch, vicinity of farm pond, N of Santa Margarita, E of US 101 298 Comment
  SD233334  Linanthus californicus Forrest D. Freund, J. Mark Porter 2013-3-19 117 San Luis Obispo La Panza Range, along California Hwy 58 (Calf Canyon Highway), 0.9 mi W of the junction with Golden Lane and 0.9 mi E of the junction with County Road 229. Road side along a steep road cut. 811 Comment
  CAS-BOT-BC226849  Linanthus californicus David D. Keck 1934-4-26 2817 San Luis Obispo 2 mi. W. of La Panza Comment
  UC583371  Linanthus liniflorus Alice Eastwood and John Thomas Howell 1936-5-9 2355 San Luis Obispo 9 mi e Adelaida Comment
  SBBG29919  Linum lewisii var. lewisii R. S. Ferris 1939-5-23 9754 San Luis Obispo ca. 4 mi E of Templeton in higher foothills 426 Comment
  OBI31382  Lithophragma affine Joy Nishida, Ginger King 1982-4-25 331 San Luis Obispo 1.2 mi S of American Cyn campground 506 Comment
  CAS-BOT-BC430580  Lithophragma affine Mary E. Wall 1933-5-11 s.n. San Luis Obispo Santa Margarita, Eldorado School Comment
  SD67304  Lithophragma cymbalaria Darley F. Howe 1967-4-7 4329 San Luis Obispo 3.5 miles north of Pozo 548 Comment
  UC310769  Lithophragma heterophyllum Philip A. Munz 1925-3-25 9216 San Luis Obispo Atascadero Creek 457 Comment
  UCR161694  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2005-2-24 8958 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
  OBI64403  Lithophragma parviflorum var. parviflorum David J. Keil 2001-3-28 29196 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  CAS-BOT-BC174524  Loeflingia squarrosa Ernest C. Twisselmann 1967-11-2 14043 San Luis Obispo La Panza Range: Shell Creek 472 Comment
  CAS-BOT-BC174526  Loeflingia squarrosa Ernest C. Twisselmann 1967-5-8 13016 San Luis Obispo La Panza Range. Shell Creek fork of Cammatta Canyon 472 Comment
  SBBG80757  Loeflingia squarrosa C. F. Smith 1974-5-8 10724 San Luis Obispo Dune Lakes S of Oceano Comment
  UC23826  Loeseliastrum schottii L. Jared San Luis Obispo South Coast Ranges Comment
  OBI45435  Logfia filaginoides David J. Keil, Mark Meredith 1984-4-14 18119 San Luis Obispo Ridge systems S of Arroyo de la Cruz, N of San Simeon Comment
  CAS-BOT-BC342302  Logfia filaginoides Roxana S. Ferris 1935-3-29 9094 A San Luis Obispo 7 miles east of Pozo on the McKellrick [McKittrick] road Comment
  SFV17428  Logfia filaginoides P. M. Schiffman 1998-6-3 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Sandy wash at roadside along Elkhorn Road. Comment
  UCD84251  Logfia gallica 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
  CDA2241  Lolium perenne David J. Keil 1982-6-27 16320 San Luis Obispo Hills overlooking Los Osos from the south. 0 Comment
  OBI56855  Lomatium californicum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27535 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  RSA128130  Lomatium caruifolium var. caruifolium Clare B. Hardham 1958-3-25 2970 San Luis Obispo San Simeon Comment
  UC1123003  Lomatium caruifolium var. caruifolium N. K. Carlson 1936-3-25 222 San Luis Obispo 2.9 mi. w.-n.w. Cerro Romauldo (Plot 19); San luis Obispo Quad. 182 Comment
  SBBG117530  Lomatium dasycarpum E. Painter, M. Wetherwax with J. Greenhouse 2001-3-20 CR 148 San Luis Obispo river side of rd to back of palisades above Nacimiento River; Camp Roberts 210 Comment
  SBBG25634  Lomatium dasycarpum C. B. Hardham 1961-5-18 7086 San Luis Obispo headwaters of Las Tablas Crk 609 Comment
  SD249118  Lomatium dasycarpum David Keil 1978-3-25 12675 San Luis Obispo Irving Ranch Comment
  OBI8916  Lomatium macrocarpum Robert F. Hoover 1949-5-15 7688 San Luis Obispo 10 mi E of Creston on La Panza rd. Comment
  OBI32384  Lomatium parvifolium David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16053 San Luis Obispo Road to top of Cypress mtn from Warrens' cabin Comment
  UCD127271  Lomatium parvifolium G. F. Hrusa 1995-5-29 12325 San Luis Obispo San Luis Obispo County: approx. 1.5 m. NW of US 101 on the ridge northwest of Cuesta Pass 500 Comment
  RSA128128  Lomatium parvifolium Clare B. Hardham 1958-4-19 33114 San Luis Obispo Cypress Mountain Comment
  OBI37960  Lomatium utriculatum David J. Keil, Rhonda Riggins, Richard A. Pimentel, D. R. "Doc' Miller 1985-4-27 18627 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  OBI79595  Lomatium utriculatum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31604 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  OBI81399  Lomatium utriculatum Tracey Call, Viola Call 1963-4-12 2170 San Luis Obispo Atascadero, 2 miles south of Atascadero 366 Comment
  UC311241  Lomatium utriculatum Philip A. Munz 1926-4-9 10231 San Luis Obispo Morro Comment
  JEPS35307  Lonicera hispidula var. vacillans R. F. Hoover 1950-6-20 7984 San Luis Obispo 6 mi w Templeton (on road to Cambria); Santa Lucia Range Comment
  CAS-BOT-BC240810  Lonicera interrupta W. R. Dudley 1905-1-6 s.n. San Luis Obispo Hill near Wyss Place Comment
  CAS-BOT-BC240817  Lonicera interrupta Ernest C. Twisselmann 1969-4-24 15195 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  CAS-BOT-BC243950  Lonicera involucrata var. ledebourii R. F. Hoover 1964-8-14 9247 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC243957  Lonicera involucrata var. ledebourii D. E. Breedlove 1962-8-7 4105 San Luis Obispo On the shore of Oso Flaco Lake, 3 miles north of Guadalupe Comment
  POM262106  Lonicera involucrata var. ledebourii I. L. Wiggins 1929-4-15 3582 San Luis Obispo Between Guadalupe and Oceano. Comment
  SBBG69584  Lonicera involucrata var. ledebourii R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  UC1285191  Lotus benthamii R. F. Hoover 1964-5-15 8898 San Luis Obispo ridge s San Carpoforo Creek (trail to Pine Top Mt.) Comment
  PASA1087  Lotus grandiflorus Margaret Stason May 1932 329 San Luis Obispo near summit of the Pozo Mts. Comment
  RSA128146  Lotus heermannii Clare B. Hardham 1957-6-18 2250 San Luis Obispo Between Bee Rock and Cantinas C reek. Comment
  HSC91519  Lotus humistratus Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  CDA11513  Lotus junceus G. F. Hrusa 1995-5-28 12296 San Luis Obispo Black Butte Research Natural Area; Ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  SEINET3694591 Image available Lotus junceus Bernard Miossi 1940-3-16 208 San Luis Obispo 1 mile N of San Luis Obispo 76 Comment
  CDA17360  Lotus salsuginosus G. F. Hrusa, G. Wilvert 2005-4-1 16409 San Luis Obispo Caliente Range; immed. W of Lawson Spring. W end of Padrone Cyn. Rd. 853 Comment
  UCR202899  Lotus scoparius var. scoparius George K. Helmkamp, E. A. Helmkamp 2000-3-15 5331 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  UC1129238  Lotus wrangelianus W. A. Peterson 1937-4-14 683 San Luis Obispo 1.1 mi se mouth of Cedar Creek; La Panza Quad. 655 Comment
  RSA130641  Lotus wrangelianus R. W. Summers 1887-3-6 193 San Luis Obispo S part of San Luis Obispo. Comment
  RSA0060757  Lupinus albifrons Daisie Huang 2006-5-20 06052003 San Luis Obispo Lopez Cyn Rd near Hi Mtn Rd, Arroyo Grande (waypoint 20C). 168 Comment
  UC1129270  Lupinus albifrons R. St. John 1932-3-21 276 San Luis Obispo Old Canyon; La Panza Quad., Old Canyon Comment
  UCR3663  Lupinus albifrons Frank C. Vasek 1962-5-17 620517- 04 San Luis Obispo Central Coast, Road from Atascadero to Morro Bay, 3.3 miles from the Los Padres National Forest boundary 185 Comment
  RSA535255  Lupinus albifrons var. albifrons D. A. Young, S. A. Junak, T. J. Ayers, Arline Young 1989-4-27 1957 San Luis Obispo 0.4 mi W of sign indicating W end of Botanical area Comment
  UCR122809  Lupinus albifrons var. collinus George K. Helmkamp, E. A. Helmkamp 1998-5-19 3883 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  UC865150  Lupinus albifrons var. douglasii W. R. Dudley 1902-4-5 San Luis Obispo s side Pecho Hills; s side of Pecho Hills Comment
  SEINET10970194  Lupinus albifrons var. eminens Thorne 1963-4-18 THORNE 31490 San Luis Obispo Shrub to 0.5 or 0.67 m; in foothill woodland, ca 6 miles s of cholame in Temblor range. Flowers purplish blue and cream 488 Comment
  OBI31149  Lupinus arboreus Julie M. Vanderwier 1978-5-11 20 San Luis Obispo Indian Knob Tar Sands Comment
  UC1334653  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 b San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  OBI35661  Lupinus arboreus S. M. Inman 1983-7-21 96 San Luis Obispo Pecho Study Site, los Osos; 1/2 mi S on Pecho Valley rd past the jctn of Pecho rd. Rt on dirt road after 'deer' sign Comment
  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
  POM215755  Lupinus arboreus var. arboreus D. D. Keck 1933-5-5 2214 San Luis Obispo Oceano, southwestern San Luis Obispo county. Comment
  RSA50322  Lupinus arboreus var. arboreus E. K. Balls 1949-5-29 13491 San Luis Obispo Piedras Blancas, along Highway 1. 6 Comment
  SBBG11154  Lupinus benthamii C. B. Hardham 1958-5-7 3219 San Luis Obispo between Bee Rock and the Nacimiento River Comment
  HSC91528  Lupinus bicolor Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  SBBG108050  Lupinus bicolor C. B. Hardham 1959-4-22 4276 San Luis Obispo Santa Rita Cyn W of Templeton Comment
  OBI78122  Lupinus bicolor Eben McMillan 1952-4-2 39 San Luis Obispo Palo Prieto Cyn 7 mi SE of Cholame Comment
  UCSB40572  Lupinus bicolor Ochs, Clifford 1980-5-15 San Luis Obispo On NW side of Pozo Road; 2.5 miles NE of Arroyo Grande Forest Station 472 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
  RSA799212  Lupinus concinnus Forrest Freund, J. Mark Porter 2013-3-19 119 San Luis Obispo La Panza Range. Along California Highway 58 (Calf Canyon Highway), 0.9 miles west of the junction with Golden Lane and 0.9 miles east of the junction with County Road 229. Roadside along a steep road-cut. 812 Comment
  UCD77096  Lupinus concinnus Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4649 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of turn off to Paso Robles. North side of the road. 444 Comment
  POM11036  Lupinus excubitus var. excubitus R. W. Summers 1882-4-27 s.n. San Luis Obispo Santa Margarita Hills. Comment
  OBI73637  Lupinus formosus var. robustus David J. Keil 2010-6-7 30877 San Luis Obispo La Panza Mountains. Ca. 0.25 miles north of Highway 58 along Shell Creek Road. 420 Comment
  UC1129494  Lupinus hirsutissimus G. T. Nordstrom 1937-4-28 1136 San Luis Obispo 1.4 mi nw Lincoln School; Adelaida Quad. Comment
  SEINET10903864  Lupinus horizontalis Robert F. Hoover 1966-3-30 Hoover 9770 San Luis Obispo Panorama hills near w base of crocker grade. Comment
  OBI81102  Lupinus latifolius Michael Walgren 2015-4-9 445 San Luis Obispo Cambria, on the coast side of Highway One on a steep road cut just downcoast from Santa Rosa Creek 39 Comment
  UCR97566  Lupinus latifolius George K. Helmkamp 1997-3-8 1446 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  UCSB26311  Lupinus latifolius Ketcham, A. 1968-4-1 San Luis Obispo Along the roadside of See Canyon, 1.0 mile north of the Avila Beach Road Comment
  UC598647  Lupinus latifolius var. latifolius John Bright 1936-4-26 12911 San Luis Obispo Cuesta Pass Comment
  RSA104533  Lupinus ludovicianus Katherine Brandegee 1885-07 s.n. San Luis Obispo Blue Canyon near San Luis Obispo. Comment
  RSA659027  Lupinus microcarpus R. Riggins 1979-5-5 1158 San Luis Obispo Triangle formed by Elkhorn Trail Rd. (Co. 285) and ranch road to water tank, 2.3 mi N Coachoro Camp Rd. Comment
  SBBG18872  Lupinus microcarpus var. densiflorus C. B. Hardham 1961-5-26 7131 San Luis Obispo Lime Mtn, near Adelaida Comment
  OBI42122  Lupinus microcarpus var. densiflorus David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19449 San Luis Obispo Santa Margarita Ranch. Ca 5 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
  OBI48272  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-6 1146 San Luis Obispo Roadside soil dump, El Camino Real 0.3 mi E US 101 at Santa Margarita exit Comment
  OBI48277  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1149 San Luis Obispo Small knoll in cyn of intermittent stream, hwy 166, 11.9 mi E US 101 Comment
  OBI48278  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1149 San Luis Obispo Small knoll in cyn of intermittent stream, hwy 166, 11.9 mi E US 101 Comment
  SBBG107910  Lupinus microcarpus var. densiflorus C. B. Hardham 1960-5-3 San Luis Obispo Willow Crk, Elmer Cherry Ranch Comment
  OBI60106  Lupinus microcarpus var. microcarpus G. F. Hrusa 1997-3-12 13651 San Luis Obispo Approx 30 mi N of Carrizo Plain on Bitterwater Valley Rd 725 Comment
  JEPS108055  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1177 San Luis Obispo Nacimiento Road 0.6 mi N Nacimiento Dam. Comment
  JEPS108090  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Road just E jct. with Cypress Mountain Road. Comment
  OBI48417  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1141 San Luis Obispo Just W of San Juan Crk at hwy 58 Comment
  OBI48418  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1141 San Luis Obispo Just W of San Juan Crk at hwy 58 Comment
  OBI48429  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1143 San Luis Obispo Roadside and fenced are adj oak woodland Atascadero-Creston Rd, 1 mi E Homestead Rd, 1.9 mi E Templeton Rd Comment
  OBI59151  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-23 1133 San Luis Obispo Hwy 166, 0.8 mi W Twin Rocks, 3.1 mi E Sierra Madre Rd Comment
  UCSB17632  Lupinus microcarpus var. microcarpus Dennis E. Breedlove 1962-3-29 2032 San Luis Obispo collected 8.5 mi E, along the road to El Carrizo Plain in La Panza Range Santa Margarita - Santa Margarita 396 Comment
  JEPS65359  Lupinus nanus W. L. Jepson 11974 San Luis Obispo Santa Margarita 304 Comment
  RSA0072107  Lupinus nanus Daisie Huang 2006-4-13 06041343 San Luis Obispo 58 E of Santa Margarita. 234 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
  OBI33359  Lupinus nanus David J. Keil 1982-3-20 15754 San Luis Obispo San Luis range in Irish Hills along dirt rd leading from See Cyn to Hibberd Preserve Comment
  OBI78134  Lupinus nanus D. R. Miller 2009-4-30 409 .874 San Luis Obispo Pine Mt./ Rocky Butte Region. Along Cyn trl near 'Indian Cave' Pico crk drainage 762 Comment
  SJSU3369  Lupinus nanus C. W. Sharsmith 1962-4-21 6819 San Luis Obispo Panorama Hills near foot of Recruit Canyon, Temblor Range Comment
  UC54797  Lupinus nanus Rev. R. W. Summers 1886-2-22 San Luis Obispo Oso-Flacco SandHills Oso-Flacco Sandhills <Oso Flacco Sandhills> Comment
  SEINET10490832  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2286 San Luis Obispo 8 mi s of santa margarita. Comment
  CAS-BOT-BC202129  Lupinus nipomensis R. F. Hoover 1965-5-16 9367 San Luis Obispo Near Jack Lake Comment
  CAS-BOT-BC8234  Lupinus rostratus L. (Lorenzo Dow) Jared 1896-4-1 s.n. San Luis Obispo Estrella Comment
  OBI12846  Lupinus sparsiflorus Robert F. Hoover 1967-4-15 10449 San Luis Obispo N side of lower Cuyama Valley near Carrizo cyn Comment
  UCR159230  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2005-4-22 9386 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  RSA586605  Lupinus succulentus M. D. Proctor, E. A. Young, G. R. Proctor 1993-3-23 ROB - 0318 San Luis Obispo E. edge of Cantonment Area Comment
  SEINET10837786  Lupinus succulentus var. succulentus Donald E. Bright 1962-4-20 Bright 253 San Luis Obispo Roadside along hwy #466, 4 mi e of san luis obispo co line. Comment
  CAS-BOT-BC441259  Luzula macrantha Mrs. R. W. Summers no date on label s.n. San Luis Obispo Slope of S. Luis Mt. Comment
  OBI17795  Lysimachia arvensis Penelope Blackmer 1973-3-31 12 San Luis Obispo At top of SW end of Yucca Ridge, Penn Crk Bio Reserve Comment
  OBI47441  Lythrum californicum David J. Keil 1984-5-31 s.n. San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  OBI75211  Lythrum californicum David J. Keil, with Kaitlyn Keil 2011-8-12 31092 San Luis Obispo Upper Stenner Creek between Serrano Ranch and railroad 245 Comment
  RSA0042802  Madia gracilis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6452 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
  OBI33053  Madia gracilis David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 17001 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  CAS-BOT-BC324529  Madia radiata David D. Keck; J. Clausen 1935-4-9 3111 San Luis Obispo Summit of Polonio Pass 5 miles east of Cholame on road to Lost Hills 579 Comment
  CAS-BOT-BC324534  Madia radiata Eben McMillan 1952-5-6 111 San Luis Obispo Pinole Spring 6 miles west, 12 miles north, Simmler Comment
  CAS-BOT-BC324536  Madia radiata D. E. Breedlove 1962-3-29 2081 San Luis Obispo Western edge of Carrizo Plain 3 miles west of north edge of Soda Lake on Trukey Camp Well Road 731 Comment
  OBI15713  Madia radiata Robert F. Hoover 1953-5-16 8305 San Luis Obispo Summit of Temblor Range NE of Simmler Comment
  OBI30692  Madia sativa Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC345098  Madia sativa Bruce G. Baldwin 1986-7-6 612 San Luis Obispo Cambria, 0.4 mile north of junction with California State Highway 1 along Main Street Comment
  CDA8289  Madia sativa T. C. Fuller 1962-7-17 9227 San Luis Obispo Near the mouth of Santa Rosa Creek, across the road from Cambria County Park, Cambria Pines. 0 Comment
  RSA786589  Malacothamnus davidsonii Mark A. Elvin, Vern Yadon 1996-8-11 347 San Luis Obispo Santa Lucia Mountains; Interlake Mesa at Bee Rock on Interlake Rd, N side of road on steep rocky slope of hill, ca 0.75 mi SW of Bee Rock Store Comment
  CAS-BOT-BC204150  Malacothamnus jonesii Alice Eastwood; John Thomas Howell 1938-6-13 5910 San Luis Obispo Calf. Canyon Comment
  UC1122015  Malacothamnus jonesii G. T. Nordstrom 1937-5-16 1246 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quadrangle Comment
  CAS-BOT-BC204157  Malacothamnus jonesii R. F. Hoover 1947-6-16 6177 San Luis Obispo Near summit of La Panza Range on road Comment
  RSA141022  Malacothamnus niveus Clare B. Hardham, C. Butterworth 1960-6-9 6137 San Luis Obispo Cammatta Ranch, Creston-Simmler Road Comment
  UC421639  Malacothamnus palmeri var. palmeri Alice Eastwood 1926-4-28 13606 San Luis Obispo Cambria Comment
  SD40009  Malacothrix californica Edith A. Purer 1932-8-28 San Luis Obispo Oceano Comment
  SEINET7063680  Malacothrix californica A. G. Vestal 1947-4-16 s.n. San Luis Obispo On a grassy hill about 10.7 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 736908mE, 3889904mN. (WGS84/NAD83). 242 Comment
  UCR122168  Malacothrix californica George K. Helmkamp, E. A. Helmkamp 2000-4-22 5483 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  JEPS18669  Malacothrix californica Ernest C. Twisselmann 1955-4-26 1896 San Luis Obispo 0.75 mi e Soda Lake; Temblor Range, Western San Joaquin Valley 624 Comment
  OBI55283  Malacothrix clevelandii David J. Keil 1998-5-20 27350 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  UC2027007  Malacothrix coulteri Greg Wilvert 2005-3-27 53 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.1km NW of Wells Canyon Comment
  RSA596302  Malacothrix coulteri R. S. Woglum 1938-4-22 1562 San Luis Obispo Inner Coast Ranges, Cottonwood Pass northeast of Cholame. Comment
  CAS-BOT-BC347796  Malacothrix glabrata Roxana S. Ferris 1935-3-30 9144 San Luis Obispo 53 miles east of Santa Monica on the Maricopa Highway, Cuyama Valley Comment
  LA211623  Malacothrix incana Mark A. Elvin; Jason Storlie 2014-10-10 7665 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Beach of Pacific Ocean at southern edge of Refuge. 4 Comment
  CDA17612  Malacothrix incana Austin Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Lower Morro Bay Sandspit. Comment
  UC2027240  Malacothrix saxatilis David J. Keil with V. L. Holland 2013-6-12 31805 San Luis Obispo Templeton. 830 Templeton Road. Comment
  OBI55285  Malacothrix saxatilis var. commutata David J. Keil 1998-4-20 26826 San Luis Obispo Nacimiento Lake Drive, 1.3 miles W of junction with San marcos Rd., 7 road miles W of junction with US 101, W of Paso Robles. Comment
  UC1583852  Malosma laurina David Keil, V. L. Holland 1990-3-19 21346 San Luis Obispo n. of Arroyo Grande (along Hwy 227, ca. 1.5 mi. s. of jctn. w/ Noyes Rd.) Comment
  UCR115118  Malva parviflora Austin P. Griffiths 1987-3-17 18068 San Luis Obispo Oceano Comment
  CDA43194  Malva sylvestris Richard R. Halse 2015-3-24 9361 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. Comment
  RSA0004207  Malvastrum jonesii Marcus E. Jones 1902-6-26 223 San Luis Obispo Paso Robles. Comment
  OBI28600  Marah fabacea John Jackman and Julie Truesdale, Julie Truesdale 1980-1 4 San Luis Obispo MacGillivary Ranch Adelaida Comment
  UCR91800  Marah fabacea George K. Helmkamp 1996-3-15 1005 San Luis Obispo Central Coast, Los Osos, at the corner of Martingale Ave. and Buckskin Dr. 61 Comment
  OBI59566  Marrubium vulgare George Butterworth 1997-11-3 201 San Luis Obispo T31S, R20E, S29 Beside Soda Lake Rd, at Painted Rock Rd Comment
  OBI66118  Marrubium vulgare D. R. Miller 1994-5-11 594 -342 San Luis Obispo Pine Mt Region. Around the Rocky Butte Lookout Area; Town Crk drainage 900 Comment
  OBI81302  Marrubium vulgare Haleigh Reyes 2015-4-25 7 San Luis Obispo Islay Hill Open Space, past Spanish Oaks Drive. Comment
  CAS-BOT-BC348075  Matricaria discoidea Clare B. Hardham 1957-4-19 1687 San Luis Obispo Santa Lucia Mountains. A mile west of Templeton Comment
  OBI40984  Matricaria discoidea David J. Keil, Eric A. Wise 1985-4-25 18544 San Luis Obispo Black Lake Cyn between Calif Hwy 1 and the Guadalupe Rd Comment
  SBBG112390  Medicago minima D. Keil, V. L. Holland 1999-4-27 28258 San Luis Obispo McMillan Airstrip; Camp Roberts Comment
  SD71142  Medicago minima var. pubescens R. F. Hoover 1953-5-28 8324 San Luis Obispo Lopez Canyon. Comment
  HSC91534  Medicago polymorpha Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park Comment
  UCD107877  Medicago polymorpha Ernest C. Twisselmann 1963-5-24 8285 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch grounds, eastern part of county. 670 Comment
  RSA0039411  Melica californica LeRoy Gross, Evan Meyer 2014-4-15 6250 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
  SBBG112493  Melica californica D. Keil 1986-4-13 19153 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of Hwy Comment
  OBI21999  Melica imperfecta Russell Gorman 1956-4-6 40 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI72343  Melica imperfecta Anthony Baniaga 2010-4-7 109 San Luis Obispo Black Lake cyn, Choin property 35 Comment
  OBI53540  Melica imperfecta Arthur W. Hazebrook 1991-4-19 20 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
  SEINET10599462  Melica imperfecta John G. Lemmon 1888-1 Lemmon s.n. San Luis Obispo Comment
  UCD88060  Melica imperfecta R. Tofsrud 1949-4-25 s.n. San Luis Obispo San Luis Obispo County: Between Nipomo and Santa Maria. Comment
  CAS-BOT-BC264266  Melica torreyana R. F. Hoover 1947-5-31 7252 San Luis Obispo Rinconada Mine west of Pozo Comment
  CAS-BOT-BC264264  Melica torreyana R. F. Hoover 1947-5-14 7169 San Luis Obispo Steiner Creek (Serrano Canyon) Comment
  CAS-BOT-BC264274  Melica torreyana Clare B. Hardham 1959-5-9 4470 San Luis Obispo Camp Natoma, sest of Adelaida, headwaters of Franklin Creek, Santa Lucia Mountains Comment
  OBI69685  Melica torreyana Steven A. Junak, David A. Young & Tina J. Ayers 1989-4-27 3955 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Cuesta Ridge: Along main rd (USFS rd #29S11.3) 0.1 mi E of W boundary sign for the Cuesta Ridge Botanical Area, about 5.3 mi W of Hwy 101 786 Comment
  UC454049  Melica torreyana I. J. Condit 1910-4-17 San Luis Obispo near San Luis Obispo (rocky hillsides, n Calif. Poly. School) Comment
  OBI12790  Melilotus indicus B. A. Smith 1966-4-28 64 San Luis Obispo About 1/2 mi E of Cambria on Cambria-Paso Robles Rd Comment
  OBI58347  Mentzelia affinis David J. Keil 1998-5-11 27187 San Luis Obispo Caliente Range. 4.9 mi from Soda Lake Rd. along Selby Rd. Comment
  CAS-BOT-BC94973  Mentzelia affinis R. C. Wenk 2007-4-14 629 San Luis Obispo Carrizo Plain N.M., edge of Elkhorn Plain, along Panorama Road toward Temblor Range, 5 mi. NE of Soda Lake Road 662 Comment
  OBI8539  Mentzelia affinis Craig Woods 1978-4-9 49 San Luis Obispo E side of Carrizo Plain, 8.5 mi SE of hwy 58 along Sim. Soda lake rd 762 Comment
  OBI58348  Mentzelia micrantha David J. Keil 1998-5-20 27342 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  OBI12499  Mentzelia pectinata Robert F. Hoover 1967-4-15 10468 San Luis Obispo Elkhorn Hills Comment
  SBBG69252  Mentzelia pectinata J. Hopkins 1952-4-20 San Luis Obispo hwy from McKittrick to Santa Margarita, ca. 4 mi out toward Soda Lake Comment
  OBI12473  Mentzelia veatchiana Robert F. Hoover 1950-4-2 7790 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI12475  Mentzelia veatchiana Robert F. Hoover 1952-5-6 8153 San Luis Obispo 6 mi E of Creston, on La Panza Rd Comment
  SBBG117544  Micranthes californica E. Painter, M. Wetherwax 2002-2-28 SLO 212 San Luis Obispo first ridge W of Cerro Romualdo, near bottom of slope above small building; Camp San Luis Obispo Comment
  SEINET11793955  Micropus californicus var. californicus Unknown 1936-1 12976 San Luis Obispo Cuesta Pass Comment
  OBI51223  Microseris bigelovii Jan Barber 1994-4-23 157 San Luis Obispo San Simeon State Park Comment
  OBI64996  Microseris campestris Greg Wilvert 2005-4-5 130 San Luis Obispo SE half of the Caliente Range. 1.5 km S of Soda Lake rd along Padrones Cyn rd Comment
  UCR266504  Microseris douglasii David J. Keil 1979-7-1 13138 San Luis Obispo Ridge between Prefumo and See Canyons, c. 5. mi from the junction of Los Osos Valley Road and Prefumo Canyon Road 325 Comment
  UC1314935  Microseris douglasii subsp. douglasii R. F. Hoover 1967-4-20 10489 San Luis Obispo 2 mi nw Creston Comment
  UCSC000847  Microseris douglasii subsp. tenella Grey Hayes 2001-5-9 344 San Luis Obispo By roadside Paso Robles Comment
  UCR158575  Microseris lindleyi George K. Helmkamp, E. A. Helmkamp 2005-4-22 9398 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  RSA161111  Microseris lindleyi D. Bates 1960-5-14 2416 San Luis Obispo 0.4 miles above Routzahn County Park Comment
  UCSB25802  Microsteris gracilis Broder, Richard 1960-3-20 San Luis Obispo between La Panza Public Campground and McKittrick; 5.2 miles east of campgrounds Comment
  OBI039391  Microsteris gracilis Clifton F. Smith 1950-3-17 2578 San Luis Obispo Loamy hills near Pinole Springs southeast of Shandon. Comment
  UCSB18975  Microsteris gracilis Fox, Lynn 1963-3-2 San Luis Obispo Mountain Springs Road; 2 miles SW of Buena Vista Mine; 13.2 miles W of U.S. Highway 101; Paso Robles 457 Comment
  OBI70769  Mimetanthe pilosa George Butterworth 2006-7-31 638 San Luis Obispo Salinas River E of Lake Santa Margarita off River Rd 399 Comment
  OBI31292  Mimetanthe pilosa Joy Nishida, Ginger King 1982-7-2 488 San Luis Obispo American Cyn. 1.4 mi S of campground where stream crosses rd 500 Comment
  OBI58273  Mimulus aurantiacus Austin P. Griffiths 1985-5-4 s.n. San Luis Obispo Lopez Lake. Bordering old paved road just above water's edge at base of Duna Vista Trl Comment
  RSA682342  Mimulus aurantiacus Scott D. White, Ken McDonald 2001-5-9 8498 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  JEPS35070  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1948-3-28 7435 San Luis Obispo Cambria Comment
  OBI35440  Mimulus aurantiacus var. aurantiacus Melody Dickens 1980-4-30 6 BH San Luis Obispo Collected on Black Hill, Morro Bay State Park Comment
  OBI9507  Mimulus aurantiacus var. aurantiacus Robert F. Hoover 1948-3-28 7435 San Luis Obispo Cambria among Monterey Pines Comment
  OBI9528  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1965-6-17 9439 San Luis Obispo Santa Lucia Range; Ridge NW of Cuesta Pass Comment
  JEPS18493  Mimulus aurantiacus var. aurantiacus Rimo Bacigalupi with Roi Partridge 1957-6-8 5901 San Luis Obispo 1.3 mi ne Avila; San Luis Creek 4 Comment
  RSA271177  Mimulus aurantiacus var. aurantiacus C. W. Tilforth, Walter Wisura 1977-8-12 1425 San Luis Obispo 9.1 mi. east of Hwy 1 along Hwy 46., e of Cambria Comment
  RSA43199  Mimulus aurantiacus var. pubescens Robert F. Hoover 1946-6-16 6154 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  UC1063026  Mimulus fremontii var. fremontii W. A. Peterson 1937-4-29 775 San Luis Obispo Martinez Canyon La Panza Quadrangle Comment
  UC1191886  Mimulus grandis Malcolm A. Nobs, S. Galen Smith 1949-6-22 825 San Luis Obispo about 2 mi s Oceano (Dune Lakes Gun Club) Comment
  SBBG104913  Mimulus guttatus M. D. Proctor, E. A. Young 1993-3-21 ROB 308 San Luis Obispo ca. 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  JEPS24664  Mimulus palmeri Clare B. Hardham 1960-3-28 5353 San Luis Obispo 1 mi nw Bee Rock; Santa Lucia Mountains 304 Comment
  OBI79821  Mimulus rattanii D. R. Miller 2013-5-31 513 .1062 San Luis Obispo The Rocky Butte/Pine Mountain Region, From rocky serpentine outcrop on Tobacco Flats. 460 Comment
  UCD122895  Mimulus rattanii Clare B. Hardham 1961-4-17 6839 San Luis Obispo San Luis Obispo County: Santa Lucia Mountains, Pine Mountain. 1005 Comment
  RSA140243  Minuartia californica Clare B. Hardham 1960-3-28 5272 San Luis Obispo About 1 mile northwest of Bee Rock; Santa Lucia Mts. Comment
  OBI57313  Minuartia douglasii David J. Keil 1998-5-13 27253 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  OBI32965  Minuartia douglasii David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16985 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  UCSC000247  Minuartia douglasii I. J. Condit 2008-3-27 s.n. San Luis Obispo North hillside Poly canon Comment
  OBI54390  Mirabilis laevis var. crassifolia George Butterworth 1995-7-9 91 San Luis Obispo Carrizo Plain Natural Area. Round Rock Valley, 4.6 mi SE of Crocker Rd, 1/3 mi E of Elkhorn Rd. W bank 747 Comment
  UC1136590  Mirabilis laevis var. crassifolia C. M. Belshaw 1936-3-17 1628 San Luis Obispo 2.2 miles SE of Nipomo 205 Comment
  CAS-BOT-BC219837  Monardella breweri R. F. Hoover 1952-5-25 8229 San Luis Obispo Caliente Mt. Comment
  OBI13649  Monardella breweri subsp. breweri Eben McMillan 1952-6-7 140 San Luis Obispo Carissa Plain- 1 mi W2 mi S Simmler Comment
  UC1124540  Monardella breweri subsp. lanceolata C. A. Graham 1939-5-19 572 San Luis Obispo 1/2 mile E of Tajea Spring, Los Padres National Forest, Branch Mt. Quadrangle Comment
  CDA17883  Monardella crispa Austin Griffiths, M. McLeod 1987-4-23 18130 San Luis Obispo Callender Dunes; First sand bowl, 0.25 mi W of Black Lake, bordering south edge of Mud Lake. 0 Comment
  RSA408702  Monardella crispa Ralph Hoffmann 1931-5-30 s.n. San Luis Obispo Oceano. Comment
  CDA17885  Monardella frutescens Austin Griffiths, M. McLeod 1987-4-23 18132 San Luis Obispo Callender Dunes; W from Black Lake, 0.25 mile W. 0 Comment
  SBBG93903  Monardella palmeri S. A. Junak, T. Ayers 1989-1-28 4090 San Luis Obispo N of USFS Rd 29S11.3, just S of KSBY TV towers, ca. 2.7 mi W of US Hwy 101 746 Comment
  OBI65770  Monardella palmeri D. R. Miller 1996-7-8 796 -632 San Luis Obispo PIne Mt Region. Growing along trl from Coles Rd in 2/3 the way up trl 9old rd), Marmolejo crk drainage 880 Comment
  CAS-BOT-BC220189  Monardella sinuata subsp. sinuata Ernest C. Twisselmann 1955-10-1 2428 San Luis Obispo Sand dunes at the south end of Morro Bay 4 Comment
  CAS-BOT-BC220190  Monardella sinuata subsp. sinuata Ernest C. Twisselmann 1955-10-1 2428 San Luis Obispo Sand dunes at the south end of Morro Bay 4 Comment
  CAS-BOT-BC220197  Monardella sinuata subsp. sinuata Alice Eastwood 1927-7-29 14954 San Luis Obispo Morro Sands Comment
  UC2037112  Monardella undulata C. Epling, Mrs. Epling Aug 1 1935-Aug 15 1935 San Luis Obispo Oceano Comment
  CAS-BOT-BC220294  Monardella undulata subsp. crispa R. F. Hoover 1947-7-10 7291 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe - Arroyo Grande road Comment
  CAS-BOT-BC220296  Monardella undulata subsp. crispa R. F. Hoover 1947-7-10 7292 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe - Arroyo Grande road Comment
  CHSC67797  Monardella undulata subsp. crispa Anne Howald 1988-4-1 1701 San Luis Obispo Callender Dunes W of Unocal Santa Maria Refinery. 30 Comment
  CHSC67957  Monardella undulata subsp. undulata Alison Graff 1993-7-10 50 San Luis Obispo Big Coreopsis Hill, on stabalized dunes overlooking Little Oso Flaco Lake, The nature Conservancy parcel. Comment
  OBI60590  Monardella undulata subsp. undulata LynneDee Oyler, David J. Keil & K. Foustini 1990-4-26 1100 San Luis Obispo Nipomo Dunes. Unocal pipeline that runs N-S through dunes 500 Comment
  SBBG35769  Monardella undulata subsp. undulata R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  RSA408686  Monardella undulata var. frutescens E. A. Purer 1931-8-5 14037 San Luis Obispo Oceano. Comment
  OBI79604  Monardella villosa David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31620 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  RSA735791  Monardella villosa subsp. obispoensis Steve Boyd 2007-2-17 11720 San Luis Obispo Los Padres National Forest along Pozo Road about 2 miles east of Pozo Summit, in Marian Creek drainage. 671 Comment
  UC572351  Monardella villosa subsp. obispoensis G. T. Nordstrom 1937-6-4 1308 San Luis Obispo 2.5 mi northwest Mammoth Rock School; Adelaida Quadrangle 182 Comment
  CAS-BOT-BC214158  Monardella villosa subsp. obispoensis R. F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Canyon, N. of Arroyo Grande Comment
  SBBG93773  Monardella villosa var. obispoensis S. A. Junak 1990-7-12 4398 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, ridge S of first high voltage tower E of W Cuesta Ridge Rd 716 Comment
  SBBG112857  Monardella villosa var. obispoensis C. B. Hardham 1967-6-22 14854 San Luis Obispo Scott Rock, Cambria 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
  UC583307  Monolopia lanceolata Lewis S. Rose 1936-3-18 36066 San Luis Obispo 45 mi w Maricopa; Cuyama Valley 609 Comment
  CAS-BOT-BC349560  Monolopia lanceolata David D. Keck 1933-5-3 2113 San Luis Obispo 5 miles northeast of Estrella on road to Parkfield Comment
  OBI18738  Monolopia lanceolata G. Thomas Robbins & Rimo Bacigalupi, Rimo Bacigalupi 1952-4-20 3458 San Luis Obispo S most end of Carrizo Plain, just before descent into Cuyama Valley, abut 4 mi from Kern county line 869 Comment
  UCR29426  Monolopia stricta David J. Keil, Melissa Luckow, R. A. Pimental, R. Riggins-Pimental 1981-4-24 14481 San Luis Obispo Inner South Coast Range, Road at S end of Soda Lake c. 0.25 mi east of Soda Lake road 591 Comment
  CAS-BOT-BC349678  Monolopia stricta H. D. Ripley; R. C. Barneby 1941-4-27 3291 San Luis Obispo About Soda Lake, Carrizo Plains [Plain] 670 Comment
  CAS-BOT-BC109035  Mucronea californica Ernest C. Twisselmann 1956-6-1 2889 San Luis Obispo South end of Morro Bay, near Baywood Park. 30 Comment
  OBI5387  Mucronea californica Robert J. Rodin 1956-5-20 6057 San Luis Obispo S end of Morro Bay Comment
  OBI54172  Mucronea californica David J. Keil, Kathleen Keil 1995-4-15 24857 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI60577  Mucronea californica LynneDee Oyler, David J. Keil and Kathleen Keil 1990-4-26 1085 San Luis Obispo Nipomo Dunes. Dune slack area two ridges beyond Oso Flaco Lake Rd, W of Unocal pipeline Comment
  OBI10892  Mucronea californica Robert F. Hoover 1946-6-30 6221 San Luis Obispo N base of La Panza Range (NW of Cammatti Ranch) Comment
  SEINET11929233  Mucronea californica E. A. Purer 1933-1 5088 San Luis Obispo five mi northwest of Guadalupe Comment
  OBI73638  Mucronea perfoliata David J. Keil 2010-6-7 30876 San Luis Obispo La Panza Mountains. Shell Creek area, ca. 1 mile north of Highway 58 440 Comment
  CAS-BOT-BC415991  Mucronea perfoliata R. F. Hoover 1949-6-4 7752 San Luis Obispo at San Juan River on Pozo-Simmler Road Comment
  CAS-BOT-BC415993  Mucronea perfoliata R. F. Hoover 1953-5-17 8313 San Luis Obispo Head of Skunk Well Canyon, Temblor Range Comment
  RSA129320  Muhlenbergia asperifolia W. A. Peterson 1936-7-9 342 San Luis Obispo Cuyama Ranch. 671 Comment
  OBI31080  Muhlenbergia rigens Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI78782  Myoporum laetum David J. Keil 2013-9-4 32022 San Luis Obispo Morro Bay State Park. South of Los Osos Middle School sports fields. 21 Comment
  CAS-BOT-BC83371  Myosurus minimus Ernest C. Twisselmann 1958-5-12 4467 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sink 1.5 mile north of Soda Lake. 640 Comment
  CAS-BOT-BC101758  Myrica californica Ira L. Wiggins 1929-4-16 3662 San Luis Obispo Grade 6 miles above [Moro] Morro on Atascadero Road Comment
  UCR115437  Myriophyllum sibiricum George K. Helmkamp 1996-9-21 1192 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  RSA166170  Najas marina M. A. Piehl 1963-8-4 63774 San Luis Obispo Shallow margin of north arm of Oso Flaco Lake. 3 Comment
  SBBG127213  Najas marina D. Keil 2010-10-21 30933 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  OBI21535  Najas marina Shirley Sparling 1970-10-1 1370 San Luis Obispo Just NE of the airport on the campus of Calif State Polytechnic College, San Luis Obispo Comment
  CAS-BOT-BC259848  Nassella cernua Ernest C. Twisselmann 1956-5-28 2860 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon 609 Comment
  RSA585591  Nassella cernua M. D. Proctor, E. A. Young 1993-3-21 ROB- 311 San Luis Obispo 1.5 km west northwest of Chorro Reservation. Comment
  RSA585593  Nassella cernua F. L. Johnson, E. A. Young 1993-5-24 ROB- 582 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  RSA535949  Nassella lepida D. A. Young, Steven A. Junak, Tina J. Ayers 1989-4-27 1983 San Luis Obispo Along 'Chaparral Road' near east end of Botanical area, below T.V. antennas Comment
  UCD87687  Nassella pulchra Collector Unknown Date Unknown San Luis Obispo San Luis Obispo County: Cholame Comment
  UCSB51269  Nassella pulchra Ferren, Wayne 1984-4-18 San Luis Obispo Upper Campground Area, San Simeon State Beach 60 Comment
  OBI37242  Nasturtium officinale Eric Wise 1981-6-15 585 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI37247  Nasturtium officinale Eric Wise 1981-7-26 946 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI37248  Nasturtium officinale Eric Wise 1981-7-26 956 San Luis Obispo Poly Cyn Comment
  RSA142422  Navarretia atractyloides Clare B. Hardham 1960-6-27 6330 San Luis Obispo Cambria; Santa Lucia Mountains Comment
  UC1563872  Navarretia atractyloides Barbara Ertter 1989-6-10 8569 San Luis Obispo ca 20 air mi ene San Luis Obispo (e side of Black Mt., 3.5 mi from Hwy 58 on rd to Navajo Campground, road along McGinnis Creek); La Panza Range, Black Mt. 609 Comment
  UC1023814  Navarretia hamata subsp. parviloba R. F. Hoover 1947-5-30 7231 San Luis Obispo Huasna District Comment
  UC1302427  Navarretia jaredii Clare B. Hardham 1961-5-17 7062 San Luis Obispo 4 mi w Ocean View Mine (n of Cambria); Santa Lucia Mountains Comment
  OBI11311  Navarretia mitracarpa Robert F. Hoover 1950-6-21 8006 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Range Comment
  OBI11313  Navarretia mitracarpa Robert F. Hoover 1946-6-2 6129 San Luis Obispo La Panza district, E of pine belt, not far from San Juan R, quite near la Panza Ranch Comment
  OBI11315  Navarretia mitracarpa Robert F. Hoover 1946-6-30 6212 San Luis Obispo Rinconada Mine, betw Santa Margarita and Pozo Comment
  SEINET196434  Navarretia mitracarpa R. F. Hoover 1946-6-15 6147 San Luis Obispo Rincanada Mine, between Santa Margarita and Pezo. Comment
  SEINET10906115  Nemacladus ramosissimus Hoover HOOVER 8043 San Luis Obispo Stony Creek, in sandy soil in burned area Comment
  CAS-BOT-BC411011  Nemacladus secundiflorus var. secundiflorus R. F. Hoover 1947-5-24 7204 San Luis Obispo Yaro Creek near its junction with Toro Creek Comment
  CAS-BOT-BC411013  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi; G. T. Robbins 1954-5-12 4452 San Luis Obispo Flood plain of Eat Fork Huerhuero Creek at crossing of road 1.1 miles S of Geneseo School, 3 miles N of Creston 304 Comment
  UCSB47645  Nemophila menziesii Zeeb, Marty 1979-4-29 San Luis Obispo At Lunch Meadow; East Cuesta Ridge Rd.; 2 miles from U.S. 101 609 Comment
  OBI58342  Nemophila menziesii var. menziesii David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27420 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  RSA659263  Nemophila menziesii var. menziesii David J. Keil 1985-3-31 18519 San Luis Obispo Along Highway 58 about 100 meters east of junction with Huerhuero Road. Comment
  SBBG112378  Nemophila menziesii var. menziesii D. Keil 1985-3-31 18519 San Luis Obispo St Hwy 58, ca. 100 m E of jct with Huerhuero Rd Comment
  SBBG6141  Nemophila pedunculata C. B. Hardham 1957-3-31 1598 San Luis Obispo Tierra Redonda Comment
  OBI75499  Nemophila pedunculata Jenner Whitt 2003-4-18 60 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  OBI58189  Nemophila pulchella var. fremontii David J. Keil 1998-4-16 26757 San Luis Obispo Los Padres National Forest. 2.6 miles from Park Hill Rd. on Black Mountain Rd., 0.1 miles W from junction with road to Navajo Camp. Comment
  OBI79591  Nicotiana acuminata David J. Keil 2012-7-18 31412 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  SBBG17414  Nuttallanthus texanus C. B. Hardham 1960-4-4 6296 San Luis Obispo Cantinas Crk 243 Comment
  UC26815  Nuttallanthus texanus Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  UC55317  Oemleria cerasiformis J. H. Barber 1900-5-1 San Luis Obispo Santa Lucia Mts. Comment
  SBBG44763  Oenanthe sarmentosa L. W. Edge 1972-5-10 182 San Luis Obispo Turri Rd, S of Morro Bay Comment
  OBI40163  Oenanthe sarmentosa David J. Keil 1981-4-25 14588 San Luis Obispo Baywood Park at Sweet springs marsh Comment
  UC2026913  Oenothera elata subsp. hookeri David J. Keil 2010-11-10 30942 San Luis Obispo Intersection of Price Canyon Road and Highway 227, Edna and roadside zone near field bisected by East Corral de Piedra Creek Comment
  JEPS99450  Oenothera elata subsp. hookeri Clare B. Hardham 1959-6-20 4824 San Luis Obispo Cambria, Santa Rosa Creek Comment
  SBBG118208  Orobanche californica subsp. grandis M. Wetherwax, E. Painter 2003-5-18 SLO 335 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 138 Comment
  CAS-BOT-BC500316  Orobanche uniflora subsp. occidentalis Clare B. Hardham 1956-4-18 436 San Luis Obispo Santa ucia Mountains: Hills SE of Chimney Rock Comment
  OBI45288  Orobanche uniflora var. purpurea David J. Keil 1985-4-6 18536 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  POM147159  Orthocarpus densiflorus var. gracilis Alice Eastwood 1927-4-9 14378 San Luis Obispo Atascadero Road. Comment
  RSA152550  Orthocarpus densiflorus var. obispoensis R. C. Bacigalupi, Alex D. Hawkes 1951-4-26 3287 San Luis Obispo Cambria, in grassy field (actually, air landing strip) just south of Cambria Pines Inn. Comment
  RSA402000B  Orthocarpus erianthus Paul C. Silva 1947-4-1 1225 San Luis Obispo Breakers Point. Comment
  RSA789128  Orthocarpus purpurascens James R. Shevock, Jack Zaninovich 1983-3-31 10250 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 12.6 miles south of California City and 31 miles north of California highway 166. 600 Comment
  UCR132016  Oxalis corniculata George K. Helmkamp 2003-7-31 8063 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 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
  UCR141945  Oxalis pes-caprae George K. Helmkamp 2003-12-18 8230 San Luis Obispo Central Coast, Arroyo Grande, Courtland Ave. one block south of Grand Ave. 15 Comment
  OBI32170  Oxalis pilosa David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14359 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  SBBG104600  Packera breweri F. L. Johnson, E. A. Young 1993-5-25 ROB 595 San Luis Obispo ca. 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  CAS-BOT-BC121263  Paeonia californica Roxana S. Ferris 1929-4-13 7511 San Luis Obispo North base of the Cuesta Grade Comment
  CAS-BOT-BC121271  Paeonia californica W. R. Dudley 1905-1-4 s.n. San Luis Obispo Near Wyse, Adelaida Comment
  CAS-BOT-BC121273  Paeonia californica John Thomas Howell 1931-3-22 5945 San Luis Obispo At summit of Cuesta Pass Comment
  UCSB18202  Paeonia californica Fisher, Michael 1964-4-18 San Luis Obispo 50 yards W of Balboa Road, 1.7 miles W of intersection with Monterey Road, Atascadero 259 Comment
  OBI22064  Panicum acuminatum Robert F. Hoover 1946-9-22 6446 San Luis Obispo Cambria Comment
  UCD95989  Papaver californicum G. F. Hrusa; D. Ragan 1995-6-20 12363 San Luis Obispo San Luis Obispo County: at summit of main ridge below Peak 1 (Radio Facility 2). 700 Comment
  CAS-BOT-BC253963  Parapholis incurva R. F. Hoover 1949-5-3 7658 San Luis Obispo Avila Comment
  OBI56720  Paspalum distichum David J. Keil 1996-5-24 25873 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  OBI55395  Pectocarya penicillata David J. Keil, with Kathleen A. Keil 1997-3-8 26071 San Luis Obispo Ca. 1/4 mi. N of Highway 58 along Shell Creek Road. Comment
  OBI66650  Pectocarya pusilla D. R. Miller 1994-4-22 494 -227 San Luis Obispo Pine Mt Region. On upslope of Ridge rd cut near Road Spring area; Tobacco Crk drainage 900 Comment
  UC1285281  Pectocarya setosa R. F. Hoover 1947-4-26 7085 San Luis Obispo n Pozo; Upper Toro Creek Comment
  UC2027256  Pedicularis densiflora David Keil 1987-5-6 20142 San Luis Obispo Highway 229 ca 1/2 mile north of junction Highway 58. Comment
  UCSB59205  Pedicularis densiflora Ryan, P.; Callaway, R. 1987-2-19 San Luis Obispo North side of Parkhill Road. 2.5 miles east of Hwy. 58, north of Santa Margarita 457 Comment
  CAS-BOT-BC71458  Pellaea mucronata L. R. Abrams 1920-5-12 7430 San Luis Obispo Pine Ridge Summit, Santa Lucia Mts. Comment
  SEINET3367921 Image available Pennisetum setaceum Richard R. Halse 2012-3-26 8437 San Luis Obispo Along State Hwy 1 at the north edge of Cayucos, by exit 285 29 Comment
  SBBG34941  Penstemon centranthifolius Mrs. R. W. Summers 1882-6-1 San Luis Obispo Santa Margarita hills Comment
  UCSC000692  Penstemon heterophyllus T. M. Hendrix 1939-5-17 1039 San Luis Obispo 1.1 miles N. of Branch Mt. Branch Mt. - , Los Padres Nat'l Forest 853 Comment
  UC52277  Penstemon heterophyllus var. heterophyllus Mrs. R. W. Summers June 21, 1882-June 27, 1882 San Luis Obispo Santa Margarita Valley Comment
  JEPS99114  Pentachaeta alsinoides Clare B. Hardham 1960-5-17 5747 San Luis Obispo Tierra Redonda, E side Santa Lucia Moumntains Comment
  OBI60688  Pentachaeta alsinoides David J. Keil 1993-4-10 s.n. San Luis Obispo Shell Crk rd just N of hwy 58 Comment
  CAS-BOT-BC330531  Pentachaeta fragilis R. F. Hoover 1952-5-24 8216 San Luis Obispo Caliente Mt., along ridge W of peak Comment
  CAS-BOT-BC330533  Pentachaeta fragilis R. F. Hoover 1952-5-25 8228 San Luis Obispo Caliente Mt., see no. 8216. Comment
  RSA770185  Pentachaeta fragilis David J. Keil, Rhonda Riggins, Karl Striby 1998-5-22 27392 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente peak. 1280 Comment
  OBI79579  Pentagramma triangularis David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31387 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  UC1296374  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-13 8820 San Luis Obispo Tassajera Creek Comment
  CAS-BOT-BC294749  Phacelia R. C. Wenk 2007-4-8 613 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge 1310 Comment
  OBI79750  Phacelia cicutaria David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31572 San Luis Obispo Avenales Ranch, south of Pozo 425 Comment
  OBI37289  Phacelia distans F. A. Lindholm 1971-4-8 138 San Luis Obispo 6 mi N of Cayucos 488 Comment
  OBI42224  Phacelia distans David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19506 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
  OBI5540  Phacelia distans Sharon Jochums 1974-4-28 144 San Luis Obispo W of Hwy 1 S of Arroyo de la Cruz Comment
  RSA355858  Phacelia distans Robert F. Thorne 1968-6-7 37763 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  SBBG133020  Phacelia distans D. Keil 1990-4-26 21394 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  OBI13811  Phacelia distans A. Ahmad 1963-4-17 11 San Luis Obispo 1 mi E SLO Comment
  OBI13820  Phacelia distans Aart C. De Vos 1963-4-30 93 San Luis Obispo 2 mi S of Morro Bay Comment
  OBI54414  Phacelia distans Matthew Arterburn 1997-4-8 41 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp rd 792 Comment
  OBI58207  Phacelia douglasii David J. Keil 1998-4-30 27013 San Luis Obispo Caliente Range. 6.5 mi from Soda Lake Rd. on Selby Rd. (35 deg. 06.496' N x 119 deg. 51.124' W) 1271 Comment
  OBI65137  Phacelia douglasii Greg Wilvert 2005-5-11 405 San Luis Obispo SE Half of Caliente Range. 1.3 km SSW of Semper Spring 1169 Comment
  RSA112785  Phacelia douglasii H. D. Ripley, R. C. Barneby 1941-4-27 3284 San Luis Obispo Painted Rocks, Carrizo Plain. 915 Comment
  OBI42782  Phacelia egena David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16033 San Luis Obispo Cypress mtn, E of Cambria in Santa Lucia Mts. NE side of mtn on hillside above cypress swamp Comment
  UC2027541  Phacelia egena Greg Wilvert 2005-4-30 365 San Luis Obispo Southeast Half of the Caliente Range: 0.8 km SE of Padrones Spring. Comment
  PGM5949  Phacelia fremontii Beatrice F Howitt 1958-4-28 San Luis Obispo Carissa Plains, Collected on plains Comment
  CDA11520  Phacelia grisea G. F. Hrusa 1995-5-28 12306 San Luis Obispo Black Butte Research Natural Area; Cuesta Ridge, east trending ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  UCR67883  Phacelia grisea David J. Keil 1986-5-13 19432 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout 945 Comment
  OBI58208  Phacelia malvifolia David J. Keil 1998-4-27 26916 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  CAS-BOT-BC159045  Phacelia ramosissima var. austrolitoralis D. E. Breedlove 1963-3-21 4273 San Luis Obispo on bluff overlooking the Santa Maria River, 2 miles west of Nipomo Comment
  UCR254927  Phacelia tanacetifolia Greg de Nevers 1993-4-25 10396 San Luis Obispo Inner South Coast Range, Carrizo Plain 823 Comment
  RSA304480  Phacelia tanacetifolia Barbara Ertter, Jeffrey L. Strachan 1980-5-15 3415 San Luis Obispo East side of Highway 59 on west side of Temblor Range between Simler and McKittrick. 1067 Comment
  SBBG40306  Phacelia vallis-mortae var. heliophila R. F. Hoover 1968-4-17 11050 San Luis Obispo Elkhorn Hills Comment
Read comments
Feb 14 2007
  UC1069366  Phacelia viscida H. C. Lee 1936-3-19 587 San Luis Obispo 2 mi nw Indian Knob; Arroyo Grande Quadrangle Comment
  UC1285019  Phacelia viscida R. F. Hoover 1953-5-28 8326 San Luis Obispo Lopez Canyon Comment
  UC24492  Phacelia viscida Alice King May 1895 San Luis Obispo Los Berros Comment
  RSA15736  Phacelia viscida Carl B. Wolf 1929-4-13 3484 San Luis Obispo Along the Pacific Ocean between Pismo beach and San Luis Obispo. 30 Comment
  UCSB28109  Phacelia viscida var. viscida Hardham, Clare 1967-3-3 San Luis Obispo Diablo Canyon, O.C. Field Ranch Comment
  OBI32309  Phalaris aquatica David J. Keil 1981-6-20 14854 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  SBBG21065  Phalaris aquatica E. C. Twisselmann 1964-7-4 9708 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  CAS-BOT-BC259086  Phalaris lemmonii R. F. Hoover 1964-6-11 9032 San Luis Obispo Los Osos Valley Comment
  CDA34267  Phalaris paradoxa David J. Keil 2010-6-7 30865 San Luis Obispo La Panza Mountains. Highway 58. 0 Comment
  OBI35663  Pholisma arenarium S. M. Inman 1983-7-20 86 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  UCD120604  Pholistoma auritum G. F. Hrusa 1995-5-28 12203 San Luis Obispo San Luis Obispo Co.: Black Butte Research Natural Area, at east base of Ridge 2, immediately above creekbed. 500 Comment
  OBI72272  Pholistoma auritum var. auritum Anthony Baniaga, Daniel Chavez 2010-3-14 36 San Luis Obispo Tierra Redonda Mtn BLM ACEC 369 Comment
  OBI58202  Pholistoma membranaceum David J. Keil 1998-4-28 26947 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
  OBI65066  Pholistoma membranaceum Greg Wilvert 2005-4-23 288 San Luis Obispo SE Half of the Caliente Range. Above Lawson Spring 857 Comment
  UCD120697  Pholistoma membranaceum K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  UCD120955  Pholistoma membranaceum J. M. Tucker 1952-3-13 2332 San Luis Obispo Northeastern San Luis Obispo County: Near top of west side of Polonio Pass, hills 3.5 miles east of Cholame. Comment
  PASA2101  Pholistoma membranaceum Margaret Stason 1930-4-14 224 San Luis Obispo near Simmler Comment
  CDA16076  Phoradendron villosum G. F. Hrusa 1999-4-17 14948 San Luis Obispo Caliente Range; Caliente Range, rd past Selby camp to Caliente summit and beyond. 944 Comment
  OBI69758  Phyla nodiflora D. R. Miller 1993-5-19 593 -18 San Luis Obispo Pine Mt Region. In parking area at Cole Ranch 732 Comment
  RSA201637  Phyllospadix scouleri Robert F. Hoover 1964-7-12 9202 San Luis Obispo Leffingwell Landing near Cambria. Comment
  CAS-BOT-BC452065  Phyllospadix torreyi Ernest C. Twisselmann 1967-4-27 12910 San Luis Obispo Point 2.9 miles south of Piedras Blancas Point. Comment
  RSA509151  Physocarpus capitatus C. F. Smith 1988-5-10 12125 San Luis Obispo Santa Rita Creek, about midway betw Cayucos and Templeton Comment
  CAS-BOT-BC142222  Physocarpus capitatus R. F. Hoover 1969-5-20 11318 San Luis Obispo Upper Las Tablas Creek - Santa Lucia Range Comment
  OBI12772  Pickeringia montana var. montana Robert F. Hoover 1950-6-5 7982 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC1129874  Pickeringia montana var. montana T. M. Hendrix 1939-5-17 1034 San Luis Obispo 1.3 mi wnw Yeary Ranch (Plot 117); Los Padres National Forest, Branch Mt. Quadrangle Comment
  HSC91666  Pinus muricata Susan H. Bicknell 1988-11-20 San Luis Obispo Montano de Oro MDO 11 Comment
  OBI35328  Pinus radiata Melody Dickens 1981-3-30 53 San Luis Obispo Morro rock, Morro Bay Comment
  OBI3571  Pinus radiata Mary Kidd 1971-8-1 166 San Luis Obispo Calif native tree found growing on 3 acre lawn west side of campus; Cal State Polytechnic College Comment
  SFV18787  Pinus radiata A. Dittmer, R. Provin 2004-4-5 35 San Luis Obispo San Simeon State Park, just west of Washburn Campground along connector trail to San Simeon Creek Campground. Open ridge with slight west exposure (facing ocean). 49 Comment
  CAS-BOT-BC80002  Pinus radiata John Thomas Howell 1964-6-28 40723 San Luis Obispo near Cambria, adjacent to the Protestant Cemetery (where the cones were collected) Comment
  OBI3779  Pinus sabiniana Elizabeth Rudd 1971-2-9 159 San Luis Obispo 3 mi N of Santa Margarita 305 Comment
  SEINET3875106 Image available Pinus sabiniana Rich Fleming 1987-9-14 480 San Luis Obispo Lake Nacimiento.; 0 Comment
  CAS-BOT-BC254444  Piptatherum miliaceum John Roos; Lucille Roos 1953-11-29 6043 San Luis Obispo Near chicken pens, California Polytechnic College campus, San Luis Obispo 91 Comment
  UC2013274  Pistacia atlantica David Keil with Rhonda Riggins and Dirk R. Walters 1990-3-9 21334 San Luis Obispo Campus of California Polytechnic State University, Poly Canyon. Comment
  UCR67885  Pisum sativum Mark Meredith 1984-1-21 23 San Luis Obispo Central coast, Intersection of South Bay Blvd and Turri Road, near Morro Bay. 9 Comment
Read comments
Nov 4 2008
  OBI64558  Plagiobothrys acanthocarpus David J. Keil 2001-3-28 29224 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 Comment
  RSA142153  Plagiobothrys arizonicus Clare B. Hardham 1959-4-3 4192 San Luis Obispo Hills between San Antonio and Nacimiento Dam, County line. Comment
  OBI62727  Plagiobothrys bracteatus Lynne Dee Althouse 2003-4-10 178 San Luis Obispo Santa Margarita Ranch Comment
  SBBG118645  Plagiobothrys bracteatus E. Painter, M. Wetherwax 2000-4-19 CR 39 b San Luis Obispo E of jct of W Perimeter and Boy Scout rds, N of W Perimeter Rd; Camp Roberts 180 Comment
  SBBG123096  Plagiobothrys bracteatus D. Keil 2002-4-4 29794 San Luis Obispo N of Santa Margarita, E of US 101 298 Comment
  UCD84253  Plagiobothrys bracteatus 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
  UC524115  Plagiobothrys canescens Ira L. Wiggins 1932-3-21 5811 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  UCR101633  Plagiobothrys canescens George K. Helmkamp, E. A. Helmkamp 1998-4-8 3223 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  POM126478  Plagiobothrys canescens George B. Grant 1903-4-30 5413 San Luis Obispo Shanden. Comment
  UC2013284  Plagiobothrys leptocladus David Keil with Kathleen A. Keil 1998-4-4 26554 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Road at junction with Bridgville Road (2 mi E of Soda Lake Road). Comment
  UC547752  Plagiobothrys leptocladus David D. Keck and J. Clausen 1935-4-9 3104 San Luis Obispo Cholame Creek at Cholame; Cholame Creek, Cholame 365 Comment
  SBBG118624  Plagiobothrys nothofulvus M. Wetherwax, E. Painter 2003-3-5 SLO 295 San Luis Obispo NW of Chorro Reservoir, SE of Alpha Range; Camp San Luis Obispo 200 Comment
  SBBG95572  Plagiobothrys nothofulvus D. Keil with L. D. Oyler, R. Oyler 1986-5-17 19464 San Luis Obispo Santa Margarita Ranch, 3.6 mi S of Santa Margarita along ranch rd Comment
  OBI62722  Plagiobothrys tenellus Lynne Dee Althouse 2003-4-10 168 San Luis Obispo Santa Margarita Ranch Comment
  SD233782  Plagiobothrys tenellus G. K. Helmkamp, E. A. Helmkamp 1997-3-8 1428 San Luis Obispo Along CA-58 W of Navaho Crk (W of Carrizo Plain). 563 Comment
  SBBG119074  Plagiobothrys trachycarpus M. Wetherwax, E. Painter 2001-4-6 CR 174 San Luis Obispo S of Bee Rock Rd, E of W Perimeter Rd; Camp Roberts 200 Comment
  SBBG107216  Plantago elongata C. B. Hardham 1958-4-28 3146 San Luis Obispo Carissa Plains Comment
  OBI11659  Plantago erecta Robert F. Hoover 1967-5-6 10530 San Luis Obispo At Jack Lake Comment
  UCR161359  Plantago erecta George K. Helmkamp, E. A. Helmkamp 2005-3-8 9077 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 Comment
  OBI81371  Plantago lanceolata Hayley Dougan, Megan Coletti, Kendall Andres 2015-4-29 2 San Luis Obispo El Chorro Regional Park. Comment
  OBI65709  Plantago major D. R. Miller 1994-6-16 694 -462 San Luis Obispo Pine Mt Region. From the driveway area at D.R. Miller Property; E slope of Pine Mt; Tobacco Crk drainage 700 Comment
  JEPS35262  Plantago maritima var. californica R. F. Hoover 1947-8-13 7371 San Luis Obispo s of Hazard Canyon Comment
  UCR252224  Plantago ovata Dan S. Cooper 2013-4-2 413- 86 \7 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  OBI3221  Platanus racemosa Kathy Thom 1971-5-10 11 San Luis Obispo Stenner crk, below radio tower hill 91 Comment
  CAS-BOT-BC91972  Platystemon californicus Alice Eastwood; John Thomas Howell 1937-4-23 3874 San Luis Obispo Nipomo Mesa. Comment
  CDA17350  Platystemon californicus G. F. Hrusa, G. Wilvert 2005-4-1 16400 San Luis Obispo Carrizo Plain; South end of Caliente foothills, nr. gate at power line maintenance rd. 792 Comment
  UCR161339  Platystemon californicus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9083 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 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
  SEINET8719636 Image available Platystemon californicus Tom Hendrix 1937-1 109 San Luis Obispo 3.2 miles northeast of Black Mountain, Pozo 503 Comment
  OBI31388  Plectritis ciliosa Joy Nishida, Ginger King 1982-4-25 337 San Luis Obispo American Cyn. .6 mi S of campground 549 Comment
  SBBG104788  Plectritis ciliosa subsp. insignis M. D. Proctor, E. A. Young 1993-3-17 ROB 210 San Luis Obispo 0.5 km S of Boyscout Rd; Camp Roberts Comment
  UCD137539  Plectritis congesta subsp. brachystemon G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5385 San Luis Obispo San Luis Obispo County: Central Coast Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  SBBG110374  Poa C. B. Hardham 1963-6-5 10738 a San Luis Obispo Cerro Alto 457 Comment
  OBI53296  Poa Lynne Dee Oyler 1986-2-22 334 San Luis Obispo American Cyn blue oak study site in deer exclosure. Los Padres Natl Forest. S1/2, SW1/4, sec 28, R16E, T30S, MDBM Comment
  CDA11515  Poa howellii G. F. Hrusa 1995-5-28 12301 San Luis Obispo Black Butte Research Natural Area; Uncommon on burned Arctostaphylos luciana chaparral ecotone with Pinus attenuata forest. Perennial. Ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  OBI66117  Poa pratensis subsp. pratensis D. R. Miller 1994-5-11 594 -335 San Luis Obispo Pine Mt Region. At N corner of Rocky Butte Lookout bldg; Town crk drainage 900 Comment
  CDA15716  Poa secunda G. F. Hrusa, J. A. Hart 1993-4-6 10712 San Luis Obispo Carrizo Plain; N end of Soda Lake, E side of lake at end of Simmler Soda Lake Rd. 609 Comment
  OBI74333  Poa secunda Theo Fitanides, Anthony Baniaga 2010-3-26 52 San Luis Obispo Tierra Redonda BLM ACEC Comment
  UCD90304  Poa secunda A. A. Beetle 1942-4-15 3040 San Luis Obispo San Luis Obispo County: Santa Maria River. Near Taylor Spring, Rt. 166. Comment
  CAS-BOT-BC243097  Poa secunda subsp. secunda Ira L. Wiggins 1932-3-21 5796 San Luis Obispo Bitterwater Valley between Cholame and Annette Comment
  OBI69817  Poa secunda subsp. secunda David J. Keil 1980-4-5 13749 San Luis Obispo Ca. 28 mi E of Santa Maria on hwy 166 and N on Chimineas Ranch rd Comment
  SBBG97105  Poa secunda subsp. secunda C. F. Smith 1962-4-20 6734 San Luis Obispo Hwy 166 near Spanish Ranch in lower Cuyama Valley Comment
  UC188805  Poa secunda subsp. secunda J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC243090  Poa secunda subsp. secunda John Thomas Howell 1958-4-28 33019 San Luis Obispo Carrizo Plain just S of Soda Lake Comment
  OBI65792  Poa secunda subsp. secunda D. R. Miller 1994-4-28 494 -256 San Luis Obispo From Hasmans cabin area (rd in); Pico crk drainage 914 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
  OBI59365  Pogogyne serpylloides David J. Keil 2001-5-31 29524 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI69757  Polycarpon tetraphyllum D. R. Miller 1993-7-1 793 -28 San Luis Obispo Pine Mt Region. At the 3-ranch at the first gate 503 Comment
  OBI72082  Polygonum aviculare Michael Walgren 2008-7-15 83 San Luis Obispo N of San Simeon along cattle trl near Arroyo Hondo, W of hwy 1 Comment
  UC1100397  Polypogon elongatus Malcolm A. Nobs and S. Galen Smith 1949-6-22 819 San Luis Obispo marshes in the sand dunes at Oceano (3 mi s of Pismo Beach); s of Pismo Beach Comment
  UC337317  Polypogon interruptus unknown San Luis Obispo San Luis Obispo Comment
  SBBG118295  Polypogon maritimus K. Foster 1999-4-27 San Luis Obispo vernal pool plot 02-11; Camp Roberts Training Area O2; T25S R11E S30 Comment
  CAS-BOT-BC233248  Polypogon maritimus Ernest C. Twisselmann 1955-6-16 2171 San Luis Obispo La Panza Range. Upper Buckhorn Canyon 609 Comment
  CAS-BOT-BC237332  Polypogon monspeliensis John Thomas Howell 1964-6-29 40789 San Luis Obispo Cambria Comment
  OBI70570  Polypogon monspeliensis Larry Kelly, David J. Keil 1988-10-1 309 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UCD91386  Polypogon monspeliensis Ernest C. Twisselmann 1959-11-2 5891 San Luis Obispo San Luis Obispo County: SW end of Oso Flaco Lake. 4 Comment
  OBI79823  Polypogon viridis D. R. Miller 2013-8-29 813 .1071 San Luis Obispo The Rocky Butte/Pine Mountain Region, Growing in and along wet drainage ditch at Debbie Mix (Dusty Rhoades) property, San Simeon Creek drainage. 616 Comment
  CAS-BOT-BC102647  Populus fremontii R. F. Hoover 1946-10-6 6466 San Luis Obispo San Miguel, along Salinas River bed Comment
  UC455291  Populus fremontii subsp. fremontii I. J. Condit Apr. 1909 San Luis Obispo Santa Ysabel Ranch Paso Robles Comment
  SD232587  Potamogeton natans George Helmkamp 1996-9-21 1194 B San Luis Obispo Santa Margarita Lake. 395 Comment
  SD75742  Potentilla anserina subsp. pacifica D. W. Taylor 1970-6-22 T 70 116 San Luis Obispo south end of Morro Bay, 800'W, 2600'N Comment
  CAS-BOT-BC141913  Potentilla anserina subsp. pacifica Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  UCSB71057  Potentilla anserina subsp. pacifica Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 200 feet toward back dune from County Line/Le Roy marker. 5 Comment
  OBI30574  Prunella vulgaris Bernie Smith 1966-6-30 171 San Luis Obispo 22N-7e-34 Comment
Read comments
Dec 31 2017
  RSA128110  Prunus dulcis Clare B. Hardham 1958-2-20 2847 San Luis Obispo Santa Lucia Mountains, 6.7 miles W of Oak Flat on S road to Adelaida. Comment
  UC665649  Prunus fasciculata var. punctata Herbert L. Mason 1941-3-28 12403 San Luis Obispo north end of Nipoma mesa Nipoma mesa 76 Comment
  OBI6618  Prunus ilicifolia Greg Hassen 1975-6-24 5 San Luis Obispo Poly Cyn, Cal Poly Campus Comment
  UCR131746  Prunus ilicifolia C. B. Wolf 1929-4-16 03647 San Luis Obispo Central Coast, narrow canyon of Morro Creek, 6 miles east of Morro Bay 244 Comment
  CAS-BOT-BC154485  Prunus ilicifolia Clare B. Hardham 1956-4-17 715 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch - near San Marcos Creek Comment
  SBBG34943  Prunus ilicifolia subsp. ilicifolia Mrs. R. W. Summers 1882-6-8 San Luis Obispo summit, Santa Lucia Mtns 457 Comment
  UC1321268  Pseudognaphalium beneolens R. F. Hoover 1966-10-5 10112 San Luis Obispo s of Black Lake Canyon (Nipomo Mesa); Nipomo Mesa Comment
  CAS-BOT-BC356468  Pseudognaphalium beneolens Ernest C. Twisselmann 1955-7-22 2280 San Luis Obispo La Panza Range. Upper Toro Canyon, near Navajo Summit 682 Comment
  POM307956  Pseudognaphalium biolettii Lyman Benson 1963-5-5 16268 San Luis Obispo Oso Flaco Lake, sand dunes near Guadalupe 8 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
  OBI25579  Pseudognaphalium californicum David J. Keil 1981-5-16 14699 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI29561  Pseudognaphalium californicum Melissa Luckow 1981-6-25 699 San Luis Obispo Just N of San Simeon 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
  UCD135067  Pseudognaphalium californicum H. C. Lee 1936-2-25 421 San Luis Obispo San Luis Obispo County: 2 miles north of Nipomo. 182 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
  OBI7265  Pseudognaphalium luteoalbum David J. Keil 1976-9-18 11820 San Luis Obispo 3 mi E of jctn with Orcutt Rd along Lopez Dr just past Lopez Lake dam Comment
  JEPS60738  Pseudognaphalium luteoalbum Ernest C. Twisselmann and Clifton F. Smith 1969-11-12 16330 San Luis Obispo summit Palo Prieta Canyon; The Temblor Range, Western San Joaquin Valley, Twisselmann L 701 Comment
  OBI16432  Pseudognaphalium luteoalbum Robert F. Hoover 1969-7-3 11415 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI42238  Pseudognaphalium luteoalbum David J. Keil, V. L. Holland 1986-5-26 19595 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  SBBG8271  Pseudognaphalium ramosissimum C. B. Hardham 1957-7-31 2497 San Luis Obispo 0.9 mi N of Cambria Comment
  SBBG8273  Pseudognaphalium ramosissimum H. and M. Dearing 1937-8-8 2573 San Luis Obispo Nipomo Mesa Comment
  OBI16438  Pseudognaphalium stramineum Robert F. Hoover 1969-7-12 11429 San Luis Obispo Salinas River at Paso Robles Comment
  CAS-BOT-BC361558  Pseudognaphalium stramineum R. W. Summers No date on label 274 San Luis Obispo Sea Coast, Cave Landing Comment
  OBI17779  Pterostegia drymarioides Dave Imper 1977-3-21 77 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  OBI47480  Pterostegia drymarioides David J. Keil, Art Webster 1984-4-29 18210 San Luis Obispo Bottom of Lopez Wilderness Area Comment
  RSA792288  Pterostegia drymarioides Rebecca Wenk 2007-4-15 640 San Luis Obispo Los Osos Oaks State Reserve. South side of Los Osos Valley Road, just east of town of Los Osos, about 3 miles east of Pacific Ocean. Comment
  SEINET11262345  Pterostegia drymarioides David Keil, Kathleen Keil 1990-4-7 21365 San Luis Obispo 3 miles from Highway 58 along Hwy 229 south of Creston.; 0 365 Comment
  OBI80760  Quercus agrifolia David J. Keil 2015-2-21 32686 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
  UCR122125  Quercus agrifolia George K. Helmkamp 2002-4-20 7468 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  OBI25750  Quercus agrifolia David J. Keil, R. A. Pimentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14052 San Luis Obispo San Luis Range W of See Canyon rd along road to Hibberd Preserve (owned by the Nature Conservancy) Comment
  OBI47445  Quercus berberidifolia Bert Wilson 1981-1 s.n. San Luis Obispo Peachy Cyn, SW of Paso Robles Comment
  UC1135489  Quercus berberidifolia A. E. Wieslander 1936-8-27 662 San Luis Obispo La Panza Range Santa Barbara National Forest, Pozo Quad. 792 Comment
  OBI14291  Quercus douglasii Jim Heaston 1961-11-12 400 San Luis Obispo La Panza Comment
  OBI46081  Quercus douglasii Lynne Dee Oyler 1986-3-21 354 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  OBI46085  Quercus douglasii Lynne Dee Oyler 1986-3-21 347 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  UCD45919  Quercus durata var. durata D. Q. Cavagnaro 1963-10-20 230 San Luis Obispo Cerro Alto campground, Los Padres National Forest, 11 miles southwest of Atascadero off U.S Highway 466, San Luis Obispo County, California. Elevation 1000 feet. 304 Comment
  OBI14279  Quercus durata var. durata W. Kent Allender 1962-12-17 16 San Luis Obispo Near Cuesta Summit Trail, Santa Lucia Range Comment
  OBI67862  Quercus john-tuckeri M. Wetherwax & E. L. Painter, J. Wetherwax 2002-7-29 CR- 326 San Luis Obispo Camp Roberts. North of San Marcos Rd, N of Chimney rock 400 Comment
  UCSC008838  Quercus parvula var. shrevei Al Keuter 2014-4-18 AK 00 -076 San Luis Obispo Santa Cruz Island, along central valley roadside, roughly centered in the western 60% of the island. 193 Comment
Read comments
May 23 2019
  CAS-BOT-BC79331  Quercus turbinella Lonnie Belden 1965-7-19 s.n. San Luis Obispo Caliente Mt., 3/4 mi. NW of top along ridge 1524 Comment
  CDA20406  Rafinesquia californica J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  SBBG117822  Rafinesquia californica E. Painter, M. Wetherwax 2003-3-18 CR 396 San Luis Obispo N side of Nacimiento River, N of Twin Bridges; Camp Roberts 193 Comment
  UC1928124  Ranunculus aquatilis var. capillaceus David Keil 1998-6-15 27848 San Luis Obispo Dover Canyon Rd., 2 miles from junction with Hwy 46. Comment
  UC1126162  Ranunculus californicus N. K. Carlson 1936-3-19 163 San Luis Obispo 2.2 mi ne Los Berros (Plot 6); Arroyo Grande Quadrangle Comment
  UCD95947  Ranunculus californicus G. F. Hrusa 1992-3-24 10365 San Luis Obispo San Luis Obispo County: along Highway 46, approx. 6 miles east of Paso Robles. Comment
  OBI17791  Ranunculus californicus Penelope Blackmer 1973-3-31 1 San Luis Obispo SW corner of Penn. Ck bio reserve Comment
  OBI23434  Ranunculus californicus Brent Nolan 1971-4-29 s.n. San Luis Obispo Top of the ridge on Clark cyn rd Comment
  CAS-BOT-BC378578  Ranunculus californicus var. californicus Mrs. R. W. Summers s.n. San Luis Obispo Unspecified Comment
  SBBG71848  Ranunculus californicus var. cuneatus R. Hoffmann 1931-1-28 San Luis Obispo sea bluffs, San Simeon 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
  OBI45249  Raphanus sativus Mike Stiles 1986-5-21 41 San Luis Obispo 1 mi S of Tefft Ave on S Oakglen ave, Nipomo Comment
  CAS-BOT-BC427526  Reseda alba Charles Piper Smith 1923-7-1 3766 San Luis Obispo Pismo Beach - Price Canyon. Comment
  RSA187423  Rhamnus californica I. L. Wiggins 1929-5-21 3682 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  RSA0054955  Rhamnus californica Keith E. Hoffmaster 1935-7-1 659 San Luis Obispo 7 mi. So. of Arroyo Grande. Comment
  UC592889  Rhamnus californica subsp. californica unknown 1929-4-16 3539 San Luis Obispo 6 mi e Morro Bay (narrow canyon of Morro Creek) 243 Comment
  OBI81375  Rhamnus crocea Madison Ward, Katie Larkin 2015-4-19 2 San Luis Obispo Bishop Peak. Generally found along Bishops Trail. Comment
  SBBG104897  Rhamnus crocea M. D. Proctor, E. A. Young 1993-3-23 ROB 328 San Luis Obispo 2 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  JEPS116486  Rhamnus ilicifolia Alice Le Duc 1999-5-23 404 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
  OBI65784  Rhamnus ilicifolia D. R. Miller 1994-4-26 494 -239 San Luis Obispo Pine Mtn region; From Millers property, E slope of Pine Mt; Tobacco crk drainage 732 Comment
  OBI79076  Rhus integrifolia David J. Keil 2011-11-5 31151 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach Comment
  OBI14042  Ribes indecorum Robert F. Hoover 1964-3-14 8649 San Luis Obispo Head of Lopez Cyn Comment
  RSA0025050  Ribes indecorum Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita. Comment
  OBI14047  Ribes malvaceum Robert F. Hoover 1947-3-9 6665 San Luis Obispo Head of Calf Cyn E of Santa Margarita Comment
  SBBG104453  Ribes malvaceum M. D. Proctor, E. A. Young 1993-4-17 ROB 468 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  UC1127333  Ribes malvaceum E. Armstrong 1934-4-1 1089 San Luis Obispo 6 mi e Santa Margarita; Pozo Quadrangle Comment
  HSC38540  Ribes malvaceum W. R. Swain 1975-4-26 51 San Luis Obispo 2 mi. E of trailhead in Lopez Canyon 427 Comment
  UC524113  Ribes quercetorum Ira L. Wiggins 1932-3-21 5816 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  OBI51221  Ribes sanguineum var. glutinosum Jan Barber 1994-4-23 161 San Luis Obispo San Simeon State Park Comment
  JEPS97081  Ribes sericeum Clare B. Hardham 1956-2-24 53 San Luis Obispo Santa Rosa Creek Comment
  OBI14004  Ribes speciosum Mrs. Robert F. Hoover 1962-2-23 45 San Luis Obispo Cambria pines Comment
  CAS-BOT-BC173754  Ribes speciosum John Thomas Howell 1964-6-29 40751 San Luis Obispo In canyon between Cambria and Protestant Cemetery Comment
  CAS-BOT-BC173756  Ribes speciosum Clare B. Hardham 1956-2-12 53 San Luis Obispo Cerro Alta Comment
  OBI54305  Ricinus communis David J. Keil 1996-6-7 25893 San Luis Obispo Laguna Lake Park, SLO Comment
  SBBG126246  Rigiopappus leptocladus D. Keil 1998-4-9 26631 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Cyn Rd Comment
  UC34585  Rigiopappus leptocladus L. Jared San Luis Obispo South Coast Ranges Comment
  OBI80750  Romulea rosea D. R. Miller 2015-3-8 315 .111 San Luis Obispo along bluff trail and extending inland to adn across Hwy 1 .4 to .9 miles north of San Simeon Creek Rd 20 Comment
  OBI14964  Rorippa palustris subsp. palustris Robert F. Hoover 1966-5-14 9852 San Luis Obispo Oso Flaco Lake Comment
  OBI37093  Rorippa palustris subsp. palustris Eric Wise 1982-7-2 1610 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC74843  Rorippa palustris var. palustris R. F. Hoover 1964-4-13 8695 San Luis Obispo Atascadero Lake. Comment
  CAS-BOT-BC147617  Rosa californica Clare B. Hardham 1956-9-25 1393 San Luis Obispo San Marcos Creek, Chimney Rock Ranch Comment
  OBI19525  Rubus armeniacus David J. Keil, V. L. Holland 1979-5-30 13099 San Luis Obispo Just outside of San Luis City limit on E side of Orcutt Rd Comment
  CAS-BOT-BC156992  Rubus ursinus Alice Eastwood 1927-4-7 14281 San Luis Obispo Morro, San Luis Obispo Comment
  UC1750219  Rubus ursinus David Keil with Art Webster 1984-4-29 18200 San Luis Obispo Lopez Wilderness Area Comment
  OBI8507  Rumex acetosella Dave Imper 1976-12-27 18 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  CDA2878  Rumex acetosella G. D. Barbe 1974-5-16 1790 San Luis Obispo Southwest corner of Frontage Road and Juniper Street, Nipomo. 0 Comment
  OBI36799  Rumex conglomeratus Eric Wise 1982-6-24 1513 San Luis Obispo Warden Lake. Willow bog of old lake [N of Los Osos Valley Rd] and new reservoir next to it Comment
  OBI54009  Rumex conglomeratus Larry Kelly 1989-1-29 331 San Luis Obispo Pismo marsh, W along Norswing between Coolidge and Pier Comment
  OBI29024  Rumex crassus Melissa Luckow 1981-6-25 708 San Luis Obispo N of San Simeon Beach Comment
  SBBG118197  Rumex crispus J. Olson 2000-6-27 San Luis Obispo E side of main channel of Nacimiento River ca. 0.15 mi upstream from Twin Bridges; Camp Roberts Comment
  UCR134447  Rumex crispus George K. Helmkamp 2003-9-26 8178 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  OBI37000  Rumex crispus Eric Wise 1981-10-23 1324 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI78440  Rumex crispus B. A. Smith 1966-5-9 73 San Luis Obispo Between Pismo and Shell Beach on cliff above beach Comment
  CAS-BOT-BC433601  Rumex hymenosepalus James R. Shevock; Jack Zaninovich 1983-3-30 10225 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side at Panorama Hills, 20.5 miles northwest from California highway 33/166. 800 Comment
  CAS-BOT-BC433603  Rumex hymenosepalus Ernest C. Twisselmann 1955-4-9 1825 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles southeast of Shandon 420 Comment
  OBI32192  Rumex salicifolius David J. Keil, Melissa Luckow 1981-7-3 14968 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  UCR161471  Rumex salicifolius George K. Helmkamp, E. A. Helmkamp 2005-5-17 9469 San Luis Obispo Central Coast, Mile 60 of Calif. Highway 1, c. 2.0 mi WNW of San Simeon 15 Comment
  CAS-BOT-BC433991  Rumex salicifolius Ernest C. Twisselmann 1954-10-9 1615 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Andreas Fault at Summit of Palo Prieta Canyon 670 Comment
  CAS-BOT-BC433993  Rumex salicifolius Clare B. Hardham 1956-10-1 1422 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  OBI19510  Rumex salicifolius David J. Keil, V. L. Holland 1979-5-30 13102 San Luis Obispo Just outside of San Luis Obispo city limit on E side of Orcutt Rd Comment
  UCSB26313  Rupertia physodes Ketcham, A. 1968-4-27 San Luis Obispo Reservoir Canyon, 2 miles from U.S. 101 Comment
  OBI81091  Ruppia cirrhosa Michael Walgren 2015-10-17 453 San Luis Obispo Villa Creek adjacent to the sandy beach upcoast of the town of Cayucos 1 Comment
  OBI40355  Sagina apetala David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchert 1982-3-24 15794 San Luis Obispo Vicinity of Amer Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  UC1285067  Sagina decumbens subsp. occidentalis R. F. Hoover 1947-3-26 6751 San Luis Obispo just s. of Price Canyon Comment
  OBI75215  Salicornia pacifica David J. Keil 2011-7-3 31054 San Luis Obispo Morro Bay. South side of sand berm on south side of Morro Bay marina 1 Comment
  OBI5577  Salicornia pacifica Sharon Jochums 1974-5-19 254 San Luis Obispo Area W of hwy 1 and E of the small spit just N of Piedras Blancas Point Comment
  CAS-BOT-BC103279  Salix bonplandiana I. L. Wiggins 1932-3-21 5818 San Luis Obispo Bitterwater Valley between Cholame and Annette Comment
  CAS-BOT-BC103269  Salix bonplandiana R. F. Hoover 1947-3-21 6704 San Luis Obispo California Polytechnic campus, San Luis Obispo Comment
  OBI77836  Salix breweri T. J. Ayers, S. Junak & D. Shaw 1989-5-10 723 San Luis Obispo Los Padres NF; just N of Pick and Shovel mine along western fork of stream at "Dead Miner's camp" Comment
  OBI75778  Salix exigua David J. Keil, with Kathleen A. Keil 2003-3-29 30099 B San Luis Obispo Shell Creek area, ca. 0.5 miles north of jubction with Highway 58 Comment
  OBI37108  Salix gooddingii Eric Wise 1981-8-7 1046 San Luis Obispo Poso Ortega lake Comment
  OBI25076  Salix laevigata David J. Keil, Dirk Walters 1980-4-26 13833 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  UC473998  Salix laevigata Philip A. Munz 1925-3-25 9238 San Luis Obispo Morro 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
  OBI37344  Salix lasiolepis Eric Wise 1984-3-9 1871 San Luis Obispo Turri rd about 1 mi E of So. Bay blvd Comment
  OBI9827  Salix lasiolepis Robert F. Hoover 1967-5-6 10557 San Luis Obispo White Lake (S of Arroyo Grande) Comment
  SBBG133015  Salix lasiolepis D. Keil 1990-4-26 21380 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  UCD111644  Salix lasiolepis Ralph N. Philbrick 1966-2-6 s.n. San Luis Obispo San Luis Obispo County: Oso Flaco Lake. Comment
  CAS-BOT-BC124819  Salix lasiolepis var. lasiolepis Alice Eastwood 1927-4-7 14291 San Luis Obispo Morro Comment
  CAS-BOT-BC128215  Salix lucida W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts., east of pass on road to San Luis Obispo 609 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
  CDA3236  Salsola damascena G. D. Barbe, J. L. Johnson 1978-10-3 2448 San Luis Obispo Recruit Grade Pass, 5.2 km west of Kern County line; Temblor Range. Comment
  OBI13578  Salvia brandegeei Robert F. Hoover 1960-1-28 8515 San Luis Obispo Cultivated in SLO Comment
  SBBG17487  Salvia carduacea C. B. Hardham 1959-5-6 4397 San Luis Obispo E slopes of Tierra Redonda, Bee Rock, Nacimiento Rd Comment
  OBI13572  Salvia carduacea Neil Havlik 1967-4-16 26 San Luis Obispo At Avenales Wildlife Refuge; just off state hwy 58 Comment
  OBI81289  Salvia mellifera David J. Keil 2015-2-21 32653 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
  RSA725396  Salvia mellifera Tim Thibault, Ryan Gilmore, Josh Koepke 2006-10-6 494 San Luis Obispo Cuesta Ridge 641 Comment
  SBBG104933  Salvia mellifera F. L. Johnson Proctor 1993-2-20 ROB 146 San Luis Obispo 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  CDA17902  Salvia mellifera Austin Griffiths 1987-3-18 18074 San Luis Obispo Central Coast; Original collection from Pt. Sal Ridge, Santa Barbara Co. 0 Comment
  RSA42991  Salvia sonomensis Robert F. Hoover 1942-5-31 7242 San Luis Obispo Pine Mountain of La Panza Range Comment
  SBBG104888  Sambucus nigra subsp. caerulea F. L. Johnson 1993-6-23 ROB 691 San Luis Obispo Chorro Crk at bicycle repair facility; Camp San Luis Obispo Comment
  OBI65132  Sambucus nigra subsp. caerulea Greg Wilvert 2005-5-11 400 San Luis Obispo SE half of Caliente Range; Semper Spring Comment
  RSA216841  Samolus parviflorus Robert F. Hoover 1966-10-1 10100 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek, in swampy area Comment
  OBI35232  Sanicula arguta K. A. Nadeau 1983-4-30 12 San Luis Obispo About 3 mi E of San Luis Obispo on ridgeabove intersection of Broad St. and Rockview Rd. Comment
  POM83032  Sanicula arguta Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  RSA471485  Sanicula arguta Fay A. MacFadden 1934-4-3 1245 San Luis Obispo Bank near San Louis Obispo Comment
  OBI31349  Sanicula bipinnata Joy Nishida, Robert Allen 1982-4-10 226 San Luis Obispo 1.5 mi S of American cyn campground, at unlocked gate onside of dirt road 354 Comment
  UC639018  Sanicula bipinnata Bernard Miossi 1940-3-17 211 San Luis Obispo 1 mi n of San Luis Obispo 60 Comment
  CAS-BOT-BC223315  Sanicula bipinnatifida Chester Dudley 1936-4-1 s.n. San Luis Obispo San Miguel Comment
  UC1123179  Sanicula bipinnatifida P. L. Johannsen 1937-5-4 1112 San Luis Obispo 1/2 mi n of Chimeneas Ranch 792 Comment
  OBI32392  Sanicula bipinnatifida David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16044 San Luis Obispo End of dirt road on NE side of Cypress Mtn. Comment
  OBI8808  Sanicula bipinnatifida Eben McMillan 1952-4-26 60 San Luis Obispo Eben McMillan place. 2 mi S, 8 mi E of Shandon Comment
  SEINET5779684 Image available Sanicula crassicaulis Marcus E. Jones 1882-1 2735 San Luis Obispo San Luis Obispo Comment
  OBI28086  Sanicula crassicaulis Allison Berry, Carrie Wilson 1982-5-9 36 San Luis Obispo N of SLO, 10 mi. 1/4 mi E of CA rte 101 on CA rte 58-Santa Margarita. Site to R of rd; 50 yards from RR tracks Comment
  OBI55100  Sanicula crassicaulis L. Constance, Robert F. Hoover 1950-6-20 3350 San Luis Obispo Paso Robles crk, 6.7 mi W of Templeton on Cayucos rd 305 Comment
  UC1022505  Sanicula crassicaulis C. Ritchie Bell March 1952 3 X312 San Luis Obispo w of San Luis Obispo (Steiner Creek); Steiner Creek Comment
  OBI33065  Sanicula hoffmannii David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17016 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  UC973444  Sanicula hoffmannii C. R. Bell 1951-4-1 3150 San Luis Obispo 5.5 mi e of California Highway 1 (on Pine Mountain Road); Pine Mountain Road Comment
  RSA201624  Sanicula maritima Robert F. Hoover 1947-4-13 6928 San Luis Obispo Los Osos Valley Comment
  SBBG5281  Sanicula tuberosa C. B. Hardham 1959-4-23 4289 San Luis Obispo Tassajera Cyn Comment
  POM265141  Saxifraga californica I. L. Wiggins 1929-4-13 3456 San Luis Obispo North end of Cuesta Grade. Comment
  OBI30698  Schinus molle Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands. Comment
  UCSB22817  Schismus arabicus Flinck, Al; Smith, Dale 1966-4-10 San Luis Obispo 9 miles south of California Village near Soda Lake, Carrizo Plain Comment
  CAS-BOT-BC111555  Schoenoplectus americanus Ernest C. Twisselmann 1967-9-9 13692 San Luis Obispo Ortega Spring, Palo Prieta Canyon. 598 Comment
  OBI3247  Schoenoplectus californicus R. L. Hoover 1967-11-23 3 San Luis Obispo West bank of Laguna, San Luis Obispo Comment
  OBI51409  Schoenoplectus pungens Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .6 San Luis Obispo San Simeon State Park. Unnamed southern drainage near bridge into day use area Comment
  UCR42820  Schoenoplectus pungens var. badius David J. Keil, E. A. Wise 1985-4-25 18542 San Luis Obispo Black Lake Canyon between CA Hwy 1 and the Guadalupe Road Comment
  OBI67858  Scirpus microcarpus E. L. Painter & M. Wetherwax, M. Wetherwax 1999-11-15 SLO- 18 San Luis Obispo Camp San luis Obispo. oN crk bank, W slope, Poison Oak Crk, ca 100 m upstream of fire hydrant 15-16 ca 2.5 air km NW of Cerro Romualdo, base of ridge W of O'Connor Way, W of Sutter Rd 100 Comment
  OBI69768  Scirpus microcarpus D. R. Miller 1993-5-29 593 -56 San Luis Obispo Pine Mt Region. Pico Crk, upper end above Cowboy Camp 488 Comment
  UC964802  Scirpus pungens G. Thomas Robbins 1950-5-13 3350 San Luis Obispo marshy borders along w shore Oso Flaco Lake Comment
  OBI66554  Scrophularia atrata Viola C. Call 1967-5-6 63 San Luis Obispo Where Ormonde rd goes under RR after turnoff from Price Cyn rd 91 Comment
  OBI56374  Scrophularia californica David J. Keil 1987-5-11 20146 San Luis Obispo Cuesta Rige, East road to radio facility north of Mount Love. Ca. 0.35 miles from Cuest Ridge Rd. and 4 miles from Hwy 104 Comment
  SBBG44940  Senecio blochmaniae L. E. Allen 1966-5-16 San Luis Obispo Oso Flaco Lake area Comment
  OBI58271  Senecio elegans Austin P. Griffiths, Malcolm McLeod 1984-4-10 s.n. San Luis Obispo Guadalupe Dunes, Hidden Valley Comment
  SBBG34881  Senecio vulgaris Mrs. R. W. Summers -Jun-1887 San Luis Obispo orchard, San Luis Obispo Comment
  UCR147032  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2004-10-8 8836 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  CAS-BOT-BC364628  Senecio vulgaris Ernest C. Twisselmann 1967-4-27 12908 San Luis Obispo Mesa just north of San Simeon Beach State Park 9 Comment
  OBI49889  Senecio vulgaris David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18141 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  OBI66636  Senecio vulgaris D. R. Miller 1996-3-23 396 -610 San Luis Obispo Pine Mt Region. Along Burma rd below 600 m in the roadway 400 Comment
  UCD92825  Setaria verticillata Ernest C. Twisselmann 1958-8-11 4622 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of the county. 670 Comment
  OBI50158  Setaria viridis Michael Curto, Linda Allen 1992-8-31 855 San Luis Obispo Arroyo Grande Area: SE of Arroyo Grande proper, El Campo Rd ?0.6 mi (1km) SE from US Hwy 101 at first 90 degree rt turn 122 Comment
  OBI58696  Sherardia arvensis David J. Keil 1998-4-10 26687 San Luis Obispo At LeRoy Baldwin property, 2051 O'Connor Way, SW of San Luis Obispo. Comment
  SFV16233  Sidalcea hickmanii J. L. Tafoya 1996-4-20 s. n. San Luis Obispo South Coast Ranges Santa Lucia Range. Cuesta Ridge Botanical Area. 730 Comment
  JEPS99134 Image available Sidalcea hickmanii subsp. anomala Clare B. Hardham 1958-5-3 3169 San Luis Obispo Cuesta, Sargent Cypress Forest Comment
  UCSB57218  Sidalcea hickmanii subsp. anomala Callaway, R.; Ryan, P.; Penkala, B. 1987-5-14 San Luis Obispo Cuesta Ridge, northwest boundary of Botanical area, just out of Cupressus sargentii grove 762 Comment
  UC14436  Silene antirrhina Alice King 1895-5 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC384592  Silene coniflora R. F. Hoover 1947-3-26 6762 San Luis Obispo Oak Park district Comment
  CDA3467  Silene gallica G. K. Helmkamp, E. A. Helmkamp 1998-5-2 3898 San Luis Obispo Central Coast; Irish Hills, 3.1 mi SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos Comment
  UCSB59899  Silene laciniata subsp. laciniata Ryan, P.; Penkala, B. 1987-7-1 San Luis Obispo South slope of Reservoir Canyon; 1/8 mile southeast of Reservoir ck. from jct. Hampton ck.; one mile north of San Luis Obispo, off US Hwy. 101 280 Comment
  RSA231889  Silybum marianum E. C. Twisselmann 1971-12-5 18535 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  UCR121538  Silybum marianum George K. Helmkamp 2002-4-21 7474 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 6.9 mi east of Cambria 183 Comment
  CAS-BOT-BC74977  Sinapis arvensis Ernest C. Twisselmann 1953-4-1 236 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame. Comment
  CAS-BOT-BC74976  Sinapis arvensis R. F. Hoover 1962-4-1 8545 San Luis Obispo One mile south of Nipomo. 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
  RSA0024943  Sisymbrium irio Greg Wilvert 2005-4-30 345 San Luis Obispo Along Padrones Canyon Road. 864 Comment
  OBI14954  Sisymbrium irio Ernest C. Twisselmann 1954-6-12 1363 San Luis Obispo Temblor Range and Western San Joaquin Valley. Elkhorn Plain: SE San Luis Obispo county 701 Comment
  OBI33849  Sisymbrium irio Melissa Luckow, With CNPS 1981-4-18 680 San Luis Obispo Just S of Soda Lake Comment
  OBI46189  Sisymbrium officinale Lynne Dee Oyler 1986-5-6 457 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch where a large stand of blue oaks occur on slopes of decomposed limestone Comment
  JEPS27038  Sisymbrium orientale Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7417 San Luis Obispo 6 mi e of Paso Robles (ancient Huntington Ranch (now Hardham and Butterworth)) 304 Comment
  OBI81000  Sisyrinchium bellum David J. Keil 2015-2-21 32673 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
  OBI17793  Sisyrinchium bellum Penelope Blackmer 1973-4-9 43 San Luis Obispo Between forks of Pennington Crk, SW corner of Penn. Ck Bio Reserve Comment
  SEINET2442375  Sisyrinchium bellum Matt Paradis, Andy Dollahite; Matt Banks; German Sotelo 2002-3-5 15 San Luis Obispo 1/2 mile from head of Reservoir Canyon trail from Highway 101.; 0 130 Comment
  SEINET3876393  Sisyrinchium bellum Larry C. Higgins, N. Duane Atwood 1969-4-24 1825 San Luis Obispo Ca. 5 miles northeast of San Luis obispo.; 0 Comment
  RSA755078  Sisyrinchium californicum David J. Keil, Dave Hacker 2005-6-24 30385 San Luis Obispo North of San Simeon along California Route 1, N of Piedras Blancas Lighthouse Road, S of Piedras Blancas Motel. Comment
  UC454429  Smilacina stellata I. J. Condit 1909-3-31 San Luis Obispo Coon Creek Canyon San Luis Obispo Comment
  OBI9122  Solanum americanum Betty Sheehan 1957-10-11 13 San Luis Obispo Cal Poly campus. Feed Unit Comment
  SBBG104508  Solanum douglasii M. D. Proctor, E. A. Young 1993-4-17 ROB 476 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  UC1125187  Solanum douglasii C. M. Belshaw 1936-3-23 1714 San Luis Obispo 1.4 mi ssw of Hollister Peak 106 Comment
  UC1280954  Solanum douglasii H. E. McMinn 1936-3-5 4358 San Luis Obispo Hazard Canyon Comment
  UC1927871  Solanum douglasii David Keil, Tina Teed and Mariko Uchida 2001-6-15 29577 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  OBI58857  Solanum nigrum David J. Keil 1998-8-24 28030 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch along route to Big Rocks. 579 Comment
  OBI58867  Solanum nigrum David J. Keil 1998-5-20 27309 San Luis Obispo Hwy 166 at Alamo Creek Road. Comment
  OBI64775  Solanum rostratum D. R. Miller, Ann & Even Wride Jane 2005-6-16 605 .803 San Luis Obispo Pine Mt Region. Along flower bed edge at Ridge Top (Ann & Even Wrides) upper Pico Crk drainage 914 Comment
  JEPS99204  Solanum umbelliferum Clare B. Hardham 1958-4-9 3047 San Luis Obispo Cuesta Comment
  UC1125048  Solanum umbelliferum G. T. Nordstrom 1937-4-13 1064 San Luis Obispo 2.7 mi nw of Chimney Rock 396 Comment
  UC1125076  Solanum umbelliferum H. C. Lee 1937-6-1 1048 San Luis Obispo 2 mi sw of Templeton 243 Comment
  UC884944  Solanum umbelliferum Carl B. Wolf 1932-11-18 4416 San Luis Obispo 1 mi w of Kern County line (Upper end of Cuyama Valley, Santa Maria - Maricopa State Highway); Cuyama Valley, Santa Maria - Maricopa State Highway Comment
  CAS-BOT-BC157441  Solanum umbelliferum A. Eastwood 1927-4-11 14424 San Luis Obispo Pas Robles Comment
  CAS-BOT-BC58525  Solanum umbelliferum D. D. Keck 1933-5-4 2176 San Luis Obispo Headwaters of Las Tablas Creek, near summit of grade, E side of Cypress Mtn. Comment
  JEPS13566  Solanum umbelliferum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5200 San Luis Obispo 1.6 mi n of junction with Creston (La Panza road, alongupper part of Cammatti Canyon road); Cammatti Canyon road 405 Comment
  POM209668  Solanum umbelliferum D. D. Keck 1934-4-26 2818 San Luis Obispo 3 mi. W. of La Panza. Comment
  OBI3989  Solanum xanti Elizabeth Rudd 1971-4-3 201 San Luis Obispo 3 mi NE of Santa Margarita Comment
  OBI48380  Solanum xanti David J. Keil, V. L. Holland 1990-3-19 21347 San Luis Obispo N of Arroyo Grande along hwy 227, ca 1.5 mi S of jctn with Noyes Rd Comment
  OBI66742  Solanum xanti David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29835 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
  OBI9113  Solanum xanti Mrs. R. F. Hoover 1962-2-2 22 San Luis Obispo Hazard Cyn Comment
  SBBG107925  Solanum xanti C. B. Hardham 1958-5-28 3431 San Luis Obispo intersection of North Rd to Adelaida and Nacimiento Dam Rd 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
  UCR95917  Solidago occidentalis George K. Helmkamp 1996-9-21 1191 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  CAS-BOT-BC365738  Solidago spathulata R. F. Hoover 1964-10-3 9321 San Luis Obispo Mouth of Coon Creek Comment
  CAS-BOT-BC365180  Solidago velutina subsp. californica Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  UC1070270  Soliva sessilis N. K. Carlson 1936-3-22 213 San Luis Obispo 1.5 mi nne Indian Knob; Arroyo Grande Quad., Plot 29 60 Comment
  OBI21531  Soliva sessilis David J. Keil 1991-5-18 21531 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  OBI75330  Sorghum bicolor David J. Keil 2011-9-30 31119 San Luis Obispo Prefumo Canyon Road, just east of Prefumo Creek bridge and San Luis Obispo Open Space trailhead parking lot 60 Comment
  RSA0021794  Sparganium eurycarpum var. eurycarpum David J. Keil 2012-7-26 31475 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
  UCSB16565  Sparganium eurycarpum var. greenei Joseph Keefe 1966-10-30 1256 San Luis Obispo collected along State Highway 58 at intersection with road to El Pozo E of Santa Margarita State Highway 58, Pozo and Santa Margarita Comment
  OBI57320  Spergularia atrosperma David J. Keil 1998-6-30 27879 San Luis Obispo Carrizo Plain, California Valley, Soda Lake Rd. at junction with Del Rosa Rd. Comment
  OBI64567  Spergularia bocconi David J. Keil 2001-4-10 29291 San Luis Obispo Campus of California Polytechnic State University. Grounds of new sports complex Comment
  CAS-BOT-BC390197  Spergularia bocconi Ernest C. Twisselmann 1969-4-24 15160 San Luis Obispo La Panza Range. Bedell Ranch, 5 miles southeast of Creston 350 Comment
  RSA0098756  Spergularia macrotheca var. macrotheca George K. Helmkamp 2004-2-10 8268 San Luis Obispo Central Coast: SE of Oceano along Halcyon Rd., 0.2 miles E of Mesa View Dr. 76 Comment
  CAS-BOT-BC390432  Spergularia macrotheca var. macrotheca Ernest C. Twisselmann 1959-4-10 5045 San Luis Obispo Los Osos Valley: near Laguna Lake 30 Comment
  CAS-BOT-BC390911  Spergularia marina Alice Eastwood 1926-5-3 13778 San Luis Obispo Avila Comment
  CAS-BOT-BC390897  Spergularia marina Ernest C. Twisselmann 1955-6-18 2179 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Pozo Pinole, San Juan Hills 670 Comment
  CAS-BOT-BC390913  Spergularia marina Alice Eastwood; John Thomas Howell 1938-6-15 5987 San Luis Obispo Piedras Blancas Comment
  OBI65056  Spergularia marina Greg Wilvert 2005-4-17 263 San Luis Obispo SE Half of the Caliente Range. 1.1 km SSW of Quail Springs Reservoir Comment
  OBI72345  Spergularia rubra Anthony Baniaga 2010-5-15 188 San Luis Obispo Black Lake Cyn; Callender Property. About 40m N of Callender Rd 28 Comment
  UCR122640  Spergularia rubra George K. Helmkamp, E. A. Helmkamp 1998-5-19 3882 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  OBI57311  Spergularia rubra David J. Keil 1998-4-14 26703 San Luis Obispo Just off Hwy.166 on Alamo Cr. Rd. Comment
  NY804138  Sphacele blochmaniae A. Eastwood 1902-6-10 s.n. San Luis Obispo Between Pozo and La Panza. Comment
  OBI75701  Spiranthes romanzoffiana D. R. Miller, E. A. Appel 2011-1 San Luis Obispo Comment
  OBI35319  Stachys bullata Helen Jones 1982-9-21 49 San Luis Obispo Piedras Blancas Point: Comment
  OBI51333  Stachys bullata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .2 San Luis Obispo San Simeon State Park SW section of park Comment
  RSA42995  Stachys chamissonis Robert F. Hoover 1947-7-27 7334 San Luis Obispo Black Lake Canyon, south of Arroyo Grande. Comment
  OBI13462  Stachys pycnantha Robert F. Hoover 1965-9-18 9572 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  OBI13458  Stachys pycnantha Robert F. Hoover 1947-6-6 7273 San Luis Obispo cottonwood Pass, W of summit Comment
  SBBG27186  Stachys pycnantha C. B. Hardham 1957-8-23 2521 San Luis Obispo Santa Rita Rd Comment
  UCSB57238  Stachys rigida Penkala, B.; Ryan, P. 1987-7-17 San Luis Obispo On south slope of Reservoir Canyon; 1/8 mile southeast of junction of Hampton Creek and Reservoir Creek; 1 mile north of San Luis Obispo; off Hwy 101 280 Comment
  POM273818  Stanfordia californica Roxana S. Ferris 1935-3-21 s.n. San Luis Obispo 3 miles east of Lost Hills on Paso Robles-Wasco Rd. Comment
  JEPS53906  Stanleya pinnata W. L. Jepson 1927-5-30 12162 San Luis Obispo center Cuyama Valley; center of Cuyama Valley 457 Comment
  UC1070407  Stebbinsoseris heterocarpa C. A. Graham 1939-4-14 519 San Luis Obispo 1 1/2 mi n Pine Canyon Guard Station; Branch Mt. Quad. Comment
  CAS-BOT-BC374861  Stebbinsoseris heterocarpa K. L. Chambers 1952-4-13 371 San Luis Obispo Hill just w. of River Grove, 11.8 mi. e. of Paso Robles on Hwy. 41 Comment
  CAS-BOT-BC374863  Stebbinsoseris heterocarpa K. L. Chambers 1954-4-23 477 San Luis Obispo Hwy. 101, 1 mi. s. of Atascadero Comment
  CAS-BOT-BC374871  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1961-3-27 6025 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake 576 Comment
  CAS-BOT-BC374873  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1956-4-30 2728 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Creek near its summit, eastern San Luis Obispo County. (near Twisselmann Palo Prieta field junk pile) 640 Comment
  SEINET10875041  Stebbinsoseris heterocarpa Kenton L. Chambers 1952-4-22 Chambers 373 San Luis Obispo Hwy. 41, 0.6 mi. W of Cholame (1.7 mi. W of junction with Hwy. 466). Comment
  UCD136215  Stebbinsoseris heterocarpa K. L. Chambers 1952-4-22 373 San Luis Obispo San Luis Obispo County: Hwy 41, 0.6 miles west of Cholame (1.7 miles west of junction with Highway 466). Comment
  CAS-BOT-BC398977  Stellaria nitens D. E. Breedlove 1962-3-29 2045 -A San Luis Obispo 19.1 miles west of Simmler, La Panza Range 594 Comment
  CAS-BOT-BC375259  Stephanomeria elata R. F. Hoover 1946-10-5 6463 San Luis Obispo North end of Morro Bay Comment
  OBI7035  Stephanomeria elata Marguerite Costigan 1972-10-8 23 San Luis Obispo About 75 yds from ocean, 3/16 mi N of Morro rock Comment
  OBI15429  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-21 10093 San Luis Obispo Price cyn near Pismo Beach Comment
  OBI46202  Stephanomeria exigua subsp. carotifera David J. Keil 1982-6-27 16333 San Luis Obispo Hills overlooking Los Osos from the S Comment
  UC1321345  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-9-21 10093 San Luis Obispo near Pismo Beach; Price Canyon Comment
  UCD136303  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6932 San Luis Obispo San Luis Obispo County: Oso Flaco Lake. Comment
  CAS-BOT-BC375301  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-13 9206 San Luis Obispo Santa Lucia Range. San Bernardo Creek Comment
  CAS-BOT-BC375303  Stephanomeria exigua subsp. carotifera Clare B. Hardham 1956-8-20 1301 San Luis Obispo Santa Lucia Mountains. Paradise Valley. Atascadero Comment
  CAS-BOT-BC375387  Stephanomeria exigua subsp. coronaria R. F. Hoover 1946-6-30 6220 San Luis Obispo La Panza district Comment
  OBI15412  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1966-9-16 10060 San Luis Obispo 2 mi S of Creston Comment
  OBI15417  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1966-9-16 10047 San Luis Obispo Salinas River at mouth of Rocky Cyn Comment
  SEINET196441  Stephanomeria exigua subsp. coronaria R. F. Hoover 1946-9-15 6411 San Luis Obispo San juan River crossinfg on Pozo Simmler road Comment
  CAS-BOT-BC322901  Stephanomeria pauciflora Ernest C. Twisselmann 1959-8-5 5565 San Luis Obispo Dorothy Twisselmann Ranch, summit of Choice Valley, Temblor Range and the Western San Joaquin Valley 655 Comment
  CAS-BOT-BC322903  Stephanomeria pauciflora Ernest C. Twisselmann 1967-8-22 13555 San Luis Obispo Hills at the summit of Palo Prieta Canyn, Temblor Range and the Western San Joaquin Valley 655 Comment
  OBI56546  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 D San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of Rock Front Ranch, N of Hwy 166. Comment
  OBI66748  Stephanomeria virgata David J. Keil 2004-8-31 29104 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondonada Road. Comment
  UCR160577  Stephanomeria virgata subsp. pleurocarpa George K. Helmkamp, E. A. Helmkamp 2005-6-12 9651 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  OBI31727  Stipa lepida Smeltzer, Turnquist 1982-5-7 127 San Luis Obispo NE side of Laguna Lake Park Comment
  SEINET7063715  Streptanthus glandulosus A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo. UTM Zone 10, 716128mE, 3906096mN. (WGS84/NAD83). 523 Comment
  RSA174009  Stuckenia pectinata Robert F. Thorne, Percy C. Everett 1962-10-3 31408 San Luis Obispo Oso Flaco Lake. 8 Comment
  UC1070316  Stylocline gnaphaloides T. M. Hendrix 1937-5-10 163 San Luis Obispo 5 1/4 mi wsw El Dorado School; Pozo Quadrangle Comment
  OBI83631  Styrax redivivus David Moran, Jeff Wheelwright, Mike Multari 2016-11-18 s.n. San Luis Obispo Garcia Range. Along trail 1 mile west of Caldwell Messa. 625 Comment
  CDA17531  Suaeda californica Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; On bay side of Morro Bay Sandspit, ca. 1/2 way south. 6 Comment
  UCSB38583  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Soda Lake; 30.4 mi. NW of Westside Hwy. and Soda Lake Rd.; Carrizo Plain 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
  SBBG7669  Symphyotrichum chilense C. B. Hardham 1957-9-7 2600 San Luis Obispo Creston Comment
  UC1953332  Symphyotrichum subulatum var. elongatum David Keil 2001-6-26 29624 San Luis Obispo Arroyo Grande, Camino Mercado, ca. 0.2 mile north from junction with west Branch Street. Comment
  UC1185316  Systenotheca vortriedei Clare B. Hardham 1960-4-30 5601 San Luis Obispo hills s Bee Rock Comment
  SBBG118192  Taeniatherum caput-medusae E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 52 San Luis Obispo near tank trail parallel to Avery Rd, Avery vernal pool exclosure; Camp Roberts 180 Comment
  OBI8731  Tauschia arguta Robert F. Hoover 1947-5-31 7240 San Luis Obispo Pine Mtn of La Panza range Comment
  RSA141082  Tauschia arguta Clare B. Hardham, C. Butterworth 1960-5-31 6013 San Luis Obispo Hi Mountain, Pozo Comment
  SEINET5779709 Image available Tauschia hartwegii Marcus E. Jones 1882-1 3238 San Luis Obispo San Luis Obispo Comment
  OBI81739  Tauschia hartwegii Tracey Call, Viola Call 1966-3-26 2462 San Luis Obispo East-facing rocky slope of burn and chaparral about 300 yards north of Stenner Creek fork on Cuesta Ridge road. Comment
  CAS-BOT-BC447430  Tellima grandiflora Ira L. Wiggins 1929-5-21 3679 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  OBI70759  Tetrapteron graciliflorum D. R. Miller 2008-3-22 308 .86 San Luis Obispo Pine Mt Region. Along flats near Tobacco Crk on Tobacco Flats Comment
  UC2013217  Thermopsis macrophylla David Keil 1979-7-1 13128 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  CAS-BOT-BC197405  Thinopyrum junceum R. F. Hoover 1947-7-18 7309 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC66652  Thysanocarpus curvipes S. Rauwendaal 1981-4-25 043 San Luis Obispo Highway 58, 5 miles east of Santa Margarita. 365 Comment
  OBI14860  Thysanocarpus curvipes Robert F. Hoover 1967-4-5 10343 San Luis Obispo 19 mi E of Creston on La Panza Rd, on a branch of Navajo Crk 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
  OBI14850  Thysanocarpus laciniatus Robert F. Hoover 1965-1-31 9329 San Luis Obispo S of San luis Obispo on Johnson Ave extension near jctn with Arroyo Grande rd Comment
  RSA517422  Thysanocarpus laciniatus Steven A. Junak 1990-5-1 4275 San Luis Obispo Santa Lucia Mountains: at N edge of Cuesta Ridge Botanical Area, along power line access road which intersects Tassajera Creek Road ca. 2.4 mi W of Highway 101 ca. 1.2 road miles S of Tassajera Creek Road. 534 Comment
  OBI80076  Torilis arvensis David J. Keil 2000-5-27 28769 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  CAS-BOT-BC169235  Toxicodendron diversilobum Ernest C. Twisselmann 1968-5-13 14203 San Luis Obispo Head of Cammatta Canyon at the cottinham place - La Panza Range 609 Comment
  SBBG96710  Trichostema lanatum D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1967 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  RSA0035130  Trientalis latifolia A. L. Haines 1973-5-19 s.n. San Luis Obispo Santa Rita Creek, Santa Lucia Range. 304 Comment
  UCR42813  Trifolium David J. Keil 1979-4-29 13055 San Luis Obispo Upper Prefumo Canyon Road Comment
  UCD107348  Trifolium albopurpureum Richard D. Heim 1962-4-17 s.n. San Luis Obispo San Luis Obispo County: 2 miles W of Paso Robles, Mt. Springs Road, Jim Parks Ranch. Comment
  UC1129944  Trifolium albopurpureum var. albopurpureum P. L. Johannsen 1937-4-10 1022 San Luis Obispo 1 3/4 mi s Spanish Ranch; McKittrick quadrangle 518 Comment
  CDA34268  Trifolium barbigerum var. barbigerum David J. Keil, M. Matina 2010-5-31 30793 San Luis Obispo Western slope of Santa Lucia Mountains. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI12705  Trifolium bifidum var. decipiens Robert F. Hoover 1965-5-22 9400 San Luis Obispo Cambria, N of town Comment
  UC55706  Trifolium bifidum var. decipiens Mrs. R. W. Summers 1886-4-21 San Luis Obispo Comment
  OBI31394  Trifolium ciliolatum Joy Nishida, Ginger King and Julie Oxford 1982-5-1 343 San Luis Obispo American Cyn campground, near stream 524 Comment
  UC55901  Trifolium depauperatum var. amplectens Mrs. R. W. Summers 1884-5-10 San Luis Obispo Comment
  SBBG95828  Trifolium depauperatum var. depauperatum D. Keil, D. Walters 1986-3-22 19089 San Luis Obispo S end of Soda Lake at jctn of Simmler-Soda Lake Rd with Soda Lake Rd 585 Comment
  UCR24782  Trifolium fragiferum George K. Helmkamp 1981-6-21 s.n. San Luis Obispo Central Coast, N side of roadside corner where Turri Road ends at Morro Bay, between Morro Bay State Park and Baywood Park 9 Comment
  OBI31194  Trifolium grayi Julie M. Vanderwier 1978-5-5 3 San Luis Obispo Indian Knob Tar Sands Comment
  UCR61746  Trifolium hirtum George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI31187  Trifolium incarnatum Julie M. Vanderwier 1979-5-19 169 San Luis Obispo Indian Knob Tar Sands Comment
  OBI31188  Trifolium incarnatum Julie M. Vanderwier 1979-5-19 169 San Luis Obispo Indian Knob Tar Sands Comment
  OBI56380  Trifolium incarnatum Chris Dunbar 1978-4-28 46 San Luis Obispo Near roadside, 4 mi S of San Luis Obispo on Orcutt Rd Comment
  UCSB44361  Trifolium incarnatum Brownell, Kathleen 1979-3-3 San Luis Obispo 2.7 miles south of Piedras Blancas on Highway 1 15 Comment
  UC1285145  Trifolium macraei R. F. Hoover 1965-5-22 9385 San Luis Obispo n of town Cambria Comment
  CDA20539  Trifolium microcephalum G. Butterworth 2005-5-13 599 San Luis Obispo South Coast Ranges; 0.25 mi SE of 3 Dam Reservoir. 0 Comment
  UC55705  Trifolium microcephalum Mrs. R. W. Summers San Luis Obispo Comment
  RSA0035144  Trifolium microcephalum W. M. Arbaugh 1968-5-5 221 San Luis Obispo Lopez Canyon, about 1/2 mile below the dam. Comment
  UC1928174  Trifolium microcephalum D. R. Miller 1994-4-27 494 -245 San Luis Obispo junction of Hartmans water road and Edmunson cabin area, E slope Pine Mountain, Tobacco Creek drainage 700 Comment
  UC1130108  Trifolium obtusiflorum B. Bolt 1936-5-25 746 San Luis Obispo 3 mi ene Santa Margarita; San Luis Obispo Quadrangle 396 Comment
  OBI31425  Trifolium oliganthum Joy Nishida, Julie Oxford 1982-4-16 295 San Luis Obispo American Cyn, 1.7 mi S of campground 488 Comment
  OBI79593  Trifolium olivaceum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31605 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  OBI29565  Trifolium olivaceum P. McKie 1978-4-12 28 San Luis Obispo Cyn Ranch. Field near river, near Cottonwood enclosure. Shell Crk rd Comment
  OBI58081  Trifolium subterraneum David J. Keil 1998-5-18 27297 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  OBI59363  Trifolium variegatum David J. Keil 2001-5-31 29531 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  UCD84261  Trifolium variegatum 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
  OBI65234  Trifolium variegatum A. Dilworth, J. Goldman, M. Petroelje 1998-4-13 s.n. San Luis Obispo Camp Roberts 20 m NNE of intersection of W Perimeter and Chalk Rock Rds, Training Area Y3, LCTA Plot 52 300 Comment
  RSA43247  Trifolium variegatum var. melananthum Robert F. Hoover 1947-4-16 6933 San Luis Obispo West base of Cerro Romauldo. Comment
  SBBG109325  Trifolium willdenovii C. B. Hardham 1961-4-17 6843 a San Luis Obispo Pine Mtn N of Cambria 914 Comment
  UC57463  Trifolium willdenovii J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  OBI33051  Trifolium willdenovii David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 16999 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI62728  Trifolium willdenovii Jason Dart 2003-3-27 150 San Luis Obispo Santa Margarita Ranch Comment
  OBI36702  Trifolium wormskioldii Eric Wise 1981-7-1 893 San Luis Obispo Oso Flaco Lake Comment
  OBI54303  Trifolium wormskioldii David J. Keil 1996-5-24 25871 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  CAS-BOT-BC451778  Triglochin maritima R. F. Hoover 1947-4-13 6919 San Luis Obispo East side of Morro Bay near estuary of Osos Creek Comment
  JEPS99187  Triodanis biflora Clare B. Hardham 1959-4-12 4235 San Luis Obispo Cambria Santa Lucia Mountains Comment
  UC1063428  Triphysaria eriantha subsp. eriantha H. C. Lee 1936-3-18 521 San Luis Obispo 1 mi n Indian Knob; Arroyo Grande Quad., n of Indian Knob Comment
  OBI25469  Triphysaria eriantha subsp. rosea David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14012 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  UC2029546  Triphysaria eriantha subsp. rosea Richard R. Halse 2012-3-26 8426 San Luis Obispo Along State Highway 1, ca. 2.7 miles north of San Simeon, just south of the turnoff to the Hearst Castle; ca. 6 miles north of Cambria Comment
  UC519002  Triphysaria eriantha subsp. rosea David D. Keck 1933-5-4 2182 San Luis Obispo 5 mi n Cambria (100 m from ocean); n of Cambria Comment
  UCSB43890  Triphysaria eriantha subsp. rosea Fugle, Craig 1982-4-23 San Luis Obispo East side of Hwy. 1, 8 miles north of Cambria 15 Comment
  OBI55391  Triphysaria micrantha David J. Keil, with Kathleen A. Keil 1997-3-8 26075 San Luis Obispo La Panza Mts. Junction of Red Hill Road and Highway 58. Comment
  UCSB30527  Triphysaria pusilla Smith, D. 1966-4-2 San Luis Obispo Highway 1, 6 miles W. of San Luis Obispo