Search Results — 2000 specimen records retrieved (1166 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
  OBI57769  Abronia latifolia Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. Several hundred yds in from oceanside at S end of Morro Bay sandspit on way to Suicide Hill Comment
  OBI12221  Abronia maritima Robert F. Hoover 1947-7-26 7325 San Luis Obispo Piedras Blancas Point 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
  RSA460935  Abronia maritima F. R. Fosberg 1931-6-7 S 4984 San Luis Obispo Morro Bay 2 Comment
  SBBG95345  Abronia umbellata G. Goulding, M. Meredith 1986-5-3 27 San Luis Obispo Los Osos, W of Pecho Valley Rd, SE of Shark's Inlet Comment
  OBI78313  Abronia umbellata var. umbellata Robert F. Hoover 1946-7-24 6248 San Luis Obispo S end of Morro Bay Comment
  OBI22781  Acacia armata Gino Francescini 1964-1-15 1 San Luis Obispo Cal Poly campus behind Girl's dorm Comment
  OBI13402  Acacia longifolia Robert F. Hoover 1948-2-12 7417 San Luis Obispo Near Callender RR siding Comment
  OBI27216  Acer macrophyllum Thomas Burrows 1980-8-14 116 San Luis Obispo Reservoir Cyn 168 Comment
  OBI22828  Acer negundo Jay B. Hunt 1955-10-24 s.n. San Luis Obispo Cal Poly , Lawn W of Ad. bldg Comment
  OBI82614  Acer negundo David J. Keil 2015-7-8 33289 San Luis Obispo Garden Farms area north of Santa Margarita along El Camino Real, ca. 0.3 miles south of intersection with Pine Avenue Comment
  SBBG45266  Achillea millefolium L. E. Allen 1966-5-19 San Luis Obispo W of Oso Flaco Lake Comment
  UCSB47294  Achillea millefolium Osburn, Rob 1979-5-17 San Luis Obispo On calif. Hwy. 141, 6 miles NE of Cholame Valley 548 Comment
  UC29292  Achyrachaena mollis Alice King 1900-1-1 San Luis Obispo Arroyo Grande Comment
  UCR121901  Achyrachaena mollis Ian G. Gillespie 2002-4-2 95 San Luis Obispo Temblor Range, Along Davis Rd. approximately 1.8 miles south of junction with Route 46, south-east of Cholame 457 Comment
  CAS-BOT-BC29732  Achyrachaena mollis David D. Keck; J. Clausen 1935-4-9 3099 San Luis Obispo Cholame Creek at Cholame 365 Comment
  UC455583  Achyrachaena mollis I. J. Condit 1910-4-1 San Luis Obispo Wilson Ranch; Navajo Ridge Comment
  OBI80454  Acmispon Douglas Platt, Drew Burke, Katie Lange 2015-3-2 3 San Luis Obispo Campus of California Polytechnic State University, graveled trail/road into Poly Canyon towards stone arch. Steep south-facing slope north of Brizzolara Creek. 142 Comment
  OBI31186  Acmispon americanus var. americanus Julie M. Vanderwier 1979-5-28 53 San Luis Obispo Indian Knob Tar Sands Comment
  OBI31364  Acmispon americanus var. americanus Joy Nishida, Robert Allen 1982-4-10 256 San Luis Obispo Amer Cyn. Near stream in Amer Cyn campground 524 Comment
  UC1953357  Acmispon heermannii var. heermannii David Keil with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26269 San Luis Obispo Los Padres National Forest. La Panza Mountains. Fringe of Machesna Mountain Wilderness. Ridge along road past Castle Crags and slopes below to south. Comment
  SBBG104251  Acmispon junceus D. A. Young, F. L. Johnson 1992-6-18 ROB 91 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  SD244689  Acmispon procumbens David Keil 1998-6-1 27553 San Luis Obispo E of Templeton on Cross Canyon Road, 0.3 miles E of Lowes Canyon Road. Comment
  OBI13054  Acmispon procumbens var. procumbens Robert F. Hoover 1947-4-26 7092 San Luis Obispo Middle Branch of Huerhuero Crk, just above Wells corner Comment
  OBI44834  Acmispon strigosus David J. Keil 1985-3-31 18504 San Luis Obispo Calf Cyn area along Calif Rte 58 halfway between Park Hill rd and hwy 229 Comment
  SBBG118249  Acmispon strigosus E. Painter, M. Wetherwax, J. Greenhouse 2001-3-20 CR 146 San Luis Obispo SW of Twin Bridges, above Nacimiento River; Camp Roberts 200 Comment
  CAS-BOT-BC29236  Acourtia microcephala E. C. Twisselmann 1956-7-26 3103 San Luis Obispo La Panza Range, Calf Canyon Road, 0.25 mile east of Andrews Ranch 365 Comment
  CAS-BOT-BC391670  Actaea rubra Clare B. Hardham 1956-7-23 1198 San Luis Obispo Santa Lucia Mountains. Paso Robles Creek, York Mt. Rd. Comment
  CAS-BOT-BC391671  Actaea rubra R. F. Hoover 1947-8-16 7378 San Luis Obispo 6 mi. w. of Templeton on road to Cambria Comment
  OBI31018  Adenostoma fasciculatum Julie M. Vanderweir 1979-5-11 19 San Luis Obispo Indian Knob Tar Sands Comment
  OBI75655  Adenostoma fasciculatum Nancy E. Arnold, Robert L. Allen 1981-5-3 266 San Luis Obispo Chaparral area burned on 31 July, 1980. CDF fire no 53-265. 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  UC453991  Adenostoma fasciculatum Unangst 1906-5-17 San Luis Obispo Oak Park Comment
  OBI10246  Adenostoma fasciculatum J. B. Carstens 1966-5-23 71 San Luis Obispo 2 mi from summit of Cuesta grade, hwy 101 and old Cuesta rd Comment
  OBI28365  Adenostoma fasciculatum Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huasna rd, just .25 of a mile before reachign Agua Escondido Campground Comment
  SBBG107865  Adiantum aleuticum C. B. Hardham 1958-1-2 2784 San Luis Obispo 0.5 mi N of San Carpoforo Crk Comment
  OBI1098  Adiantum jordanii Richard E. Simpson 1959-5-30 125 San Luis Obispo Collected on the northern slope of the unamed peak just west of Bishop Peak. Comment
  SEINET12334679  Agastache urticifolia D. Keil, Oyler, L. D.; Oyler, R. 1986-1 19469 San Luis Obispo 3.6 MI S of Santa Margarita along ranch road, E base of Santa Lucia Mts in area that was locally the Comment
  SBBG7514  Agoseris grandiflora H. and M. Dearing 1938-5-8 2608 San Luis Obispo N of San Luis Obispo Comment
  OBI79567  Agoseris grandiflora David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31389 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  SEINET7042441  Agoseris heterophylla 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
  OBI53299  Agoseris heterophylla var. heterophylla Lynne Dee Oyler 1986-3-21 360 San Luis Obispo Agua Escondido, USFS blue oak study area. N slope and hilltop NE of Arroyo Grande Comment
  OBI64713  Agrostis gigantea D. R. Miller 2005-7-25 705 .814 San Luis Obispo Pine Mt. Region. Growing along ditch edge in pasture at 1st gate +- 7.5 mi up San Simeon Crk 549 Comment
  OBI56991  Agrostis hooveri David J. Keil 1995-5-23 25201 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  RSA649269  Agrostis pallens Julie Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands. Comment
  SD245197  Agrostis pallens David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, Sally Krenn 2013-7-27 31865 San Luis Obispo Western portion of San Luis Range, down north-facing slope from road along ridge on Field Ranch. Etc. 399 Comment
  UCR136642  Agrostis viridis F. W. Peirson 1932-7-4 10239 San Luis Obispo Central Coast, Oceano 3 Comment
  OBI59513  Ailanthus altissima David J. Keil, with V. L. Holland 2001-4-7 29246 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  OBI65065  Ailanthus altissima Greg Wilvert 2005-4-23 287 San Luis Obispo SE Half of the Caliente Range. Lawson Spring 857 Comment
  CAS-BOT-BC138255  Aira caryophyllea var. caryophyllea R. F. Hoover 1954-5-15 8346 San Luis Obispo Calf Canyon, east of Santa Margarita. Comment
  OBI5015  Alisma triviale Robert J. Rodin 1956-5-22 6078 San Luis Obispo Into Laguna lake near Los Osos Valley rd Comment
  OBI6181  Alisma triviale Robert J. Rodin 1956-5-29 6078 San Luis Obispo Crk in Osos Valley which runs into Laguna Lake Comment
  UC1136223  Allenrolfea occidentalis W. A. Peterson 1936-7-9 352 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  CAS-BOT-BC468910  Allium crispum R. F. Hoover 1956-4-28 8373 San Luis Obispo West side of Polonio Pass Comment
  CAS-BOT-BC468911  Allium crispum Alice Eastwood; John Thomas Howell 1937-5-2 4205 San Luis Obispo Near Estrella Comment
  UC1133804  Allium haematochiton N. K. Carlson 1936-3-20 190 San Luis Obispo 2 miles E of Islay Hill, Quad. Arroyo Grande. Comment
  RSA123159  Allium haematochiton H. C. Lee 1936-3-23 527 San Luis Obispo Half mile S of Mine Hill. 259 Comment
  CAS-BOT-BC135839  Allium hickmanii Lewis S. Rose 1936-3-19 36080 San Luis Obispo San Simeon 6 Comment
  OBI66959  Allium howellii var. howellii David J. Keil, with Kathleen A. Keil 2001-4-20 29351 San Luis Obispo California Valley near intersection of Belmont Trail and Clarksburg Road 591 Comment
  UCR247958  Allium lacunosum David J. Keil, V. L. Holland 1992-5-28 23153 San Luis Obispo West side of Broad Street, Hwy 227, between Hopkins Lane and Rockview Place 200 Comment
  SD249077  Allium lacunosum var. lacunosum David J. Keil 1992-5-2 22858 San Luis Obispo Laguna Lake Park. 35 Comment
  OBI65125  Allium peninsulare var. peninsulare Greg Wilvert 2005-5-4 388 San Luis Obispo SE Half of the Caliente Range. Near Quail Springs Reservoir Comment
  RSA0019326  Allium peninsulare var. peninsulare Greg Wilvert 2005-5-4 388 San Luis Obispo Southeast half of the Caliente Range: Near Quail Spring Reservoir. 983 Comment
  SBBG18468  Allium unifolium C. B. Hardham 1960-5-5 5742 San Luis Obispo Rocky Butte Rd, Pine Mtn 762 Comment
  SBBG107837  Allophyllum gilioides C. B. Hardham 1958-5-7 3247 San Luis Obispo hills between Bee Rock and the Nacimiento Comment
  JEPS99248  Allophyllum gilioides C. B. Hardham 1961-4-13 5411 San Luis Obispo hills S of Bee Rock Comment
  SEINET3929532  Alnus rhombifolia David Keil 1986-9-27 19769 San Luis Obispo Ca. 1/2 mile E of Pine Canyon Forest Station along California 166.; 0 Comment
  OBI73586  Amaranthus albus David J. Keil, with Meg Perry and Jason Dart 2010-7-5 30910 San Luis Obispo Carrizo Plain west -southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  OBI79811  Amaranthus blitoides D. R. Miller 2013-9-29 913 .1084 San Luis Obispo Paso Robles ally between 14th and 13th street at Pine Street, Plant growing along corner of building. 300 Comment
  OBI77245  Amaranthus deflexus D. R. Miller 2006-10-16 1006 .84 San Luis Obispo Along barrier fence in parking lot at Lynn's frt restaurant downtown Cambria [Bridge & Main street area] Comment
  OBI82610  Amaranthus deflexus David J. Keil 2015-8-10 33346 San Luis Obispo Morro Bay. Vacant lot at end of Hatteras Street Comment
  SBBG95635  Amaranthus deflexus D. Keil 1984-7-20 18311 San Luis Obispo E of Arroyo Grande along Lopez Lake Rd at jct w Cecchetti Rd Comment
  OBI77247  Amaranthus powellii Robert F. Hoover 1966-9-21 10094 San Luis Obispo Edna Comment
  OBI59585  Amaranthus retroflexus David J. Keil 1999-10-24 28399 San Luis Obispo Lopez Canyon Road Comment
  UCD97812  Amaranthus retroflexus Ernest C. Twisselmann 1963-9-14 8978 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  OBI59268  Ambrosia chamissonis Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes. On low stabilized dunes flat-ridge area just inland from oceanfront dunes along N side of Oso Flaco Crk Comment
  SBBG109940  Ambrosia chamissonis C. B. Hardham 1957-7-31 2512 San Luis Obispo ca. 0.9 mi N of Cambria Comment
  CAS-BOT-BC55573  Ambrosia psilostachya Clare B. Hardham 1957-9-12 2598 San Luis Obispo Creston Comment
  OBI16022  Ambrosia salsola Robert F. Hoover 1967-6-4 10604 San Luis Obispo Canyon in Temblor Range near northend of Elkhorn Plain Comment
  OBI21677  Ambrosia trifida Julie Vanderwier 1979-9-23 s.n. San Luis Obispo In cult area of garden at Nipomo St and Willow Dr, Los Osos Comment
  SBBG104247  Amorpha californica D. A. Young, F. L. Johnson 1992-6-17 ROB 45 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  RSA586364  Amorpha californica D. A. Young, F. L. Johnson, Arline Young 1992-6-17 ROB 0045 San Luis Obispo Sulphur Spring road in middle of Area River Comment
  UC573216  Amorpha californica var. californica T. M. Hendrix 1937-6-6 263 San Luis Obispo 1.5 mi nw New District School; Pozo Quadrangle 472 Comment
  CAS-BOT-BC180595  Amorpha californica var. californica R. F. Hoover 1965-6-4 9415 San Luis Obispo Salinas River bridge east of Santa Margarita Comment
  CDA13630  Amsinckia douglasiana G. F. Hrusa, T. D. Wilfred 1997-3-24 13667 San Luis Obispo Carrizo Plain; 8-10 m. N of Carrizo Plain on Bitterwater Rd. Comment
  OBI21675  Amsinckia intermedia David J. Keil 1979-4-8 13020 San Luis Obispo Calf Cyn ca 1 mi W of jctn of Hwy 229 and 58 Comment
  RSA713430  Amsinckia lycopsoides Daisie Huang 2006-3-19 60319 -6 San Luis Obispo roadside of 58-E, east of 101. Sunny flat, gravelly soil. 492 Comment
  OBI19177  Amsinckia menziesii David J. Keil 1979-4-8 13025 San Luis Obispo 2 mi E of Shell Crk rd along hwy 58 Comment
  SD41398  Amsinckia spectabilis Edith A. Purer 1931-8-6 San Luis Obispo Oceano Comment
  OBI20662  Amsinckia spectabilis var. microcarpa Robert F. Hoover 1947-3-19 6689 San Luis Obispo Head of Carpenter Cyn N of Arroyo Grande Comment
  OBI53480  Amsinckia spectabilis var. microcarpa Arthur W. Hazebrook 1991-4-19 3 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
  RSA341631  Amsinckia tessellata C. F. Smith 1950-3-18 2573 San Luis Obispo Carrizo Plain, about 20 miles SW of Highway 33 (formerly Highway 399) Comment
  UC1061749  Amsinckia tessellata var. gloriosa T. M. Hendrix 1937-4-22 48 San Luis Obispo 2 mi ne Huerhuero School 502 Comment
  OBI69969  Amsinckia tessellata var. tessellata David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake rd on ranch managed by the Nature Conservancy Comment
  UC1953165  Amsinckia vernicosa var. vernicosa David Keil with C. N. P. S. Rare Plant Workshop participants 2010-3-25 30671 San Luis Obispo Chimineas Ranch, ca. 1 mile south of main ranch. Comment
  RSA140238  Androsace elongata subsp. acuta Clare B. Hardham 1960-4-4 5301 San Luis Obispo Santa Lucia Mountains: hills near mouth of Cantinas Cr. 244 Comment
  CAS-BOT-BC273169  Anisocarpus madioides R. F. Hoover 1949-5-14 7671 San Luis Obispo Rocky Butte dist. above San Simeon Comment
  UCR118368  Anthemis George K. Helmkamp, E. A. Helmkamp 1998-7-1 4258 San Luis Obispo Central coastal strand., Beach parking lot, 0.4 mi north of Morro Rock. 3 Comment
  OBI31160  Antirrhinum kelloggii Julie M. Vanderwier 1978-5-5 9 San Luis Obispo Indian Knob Tar Sands Comment
  OBI58802  Antirrhinum kelloggii David J. Keil 1998-4-14 26729 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
  UC1063082  Antirrhinum kelloggii B. Bolt 1936-5-25 732 San Luis Obispo 2.75 mi ene Santa Margarita; San Luis Obispo Quad. 335 Comment
  OBI9731  Antirrhinum multiflorum Robert F. Hoover 1966-7-13 9898 San Luis Obispo 5.5 mi SE of Santa Margarita; W of Salinas River opposite Pilitas Crk Comment
  JEPS7409  Antirrhinum ovatum R. F. Hoover 1952-11-2 8277 San Luis Obispo Caliente Mt. Comment
  SBBG87761  Antirrhinum ovatum E. McMillan 1948-6-14 San Luis Obispo Pinole Springs above San Juan Crk, SE of Shandon Comment
  CAS-BOT-BC237907  Antirrhinum ovatum Ernest C. Twisselmann 1962-8-23 7695 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 701 Comment
  SBBG105014  Antirrhinum ovatum J. Sainz 1991-6-25 San Luis Obispo Caliente Range, at summit of rd between Cuyama Valley and Carrizo Plain Comment
  OBI29645  Aphanes occidentalis David J. Keil, Dirk Walters 1980-4-26 13825 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI46285  Apiastrum angustifolium David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18090 San Luis Obispo Nipomo Mesa. Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jctn with State Hwy 1 Comment
  OBI57688  Apiastrum angustifolium Austin P. Griffiths, Kathleen G. Jones 1980-5-24 s.n. San Luis Obispo Oceano Dunes; behind primary dunes in Dune Buggy Hill area Comment
  OBI9025  Apiastrum angustifolium Robert F. Hoover 1952-5-11 8175 San Luis Obispo W sloep of la Panza range, where swept by fire last summer Comment
  IRVC28959  Apium graveolens G. K. Helmkamp 2003-8-18 8090 San Luis Obispo Oceano; south side of Oceano Airport along an unnamed road Central Coast 6 Comment
  SBBG124276  Araujia sericifera D. Keil 2009-8-16 30635 San Luis Obispo slope above E side of San Luis Crk, just N of Madonna Rd freeway overcrossing 50 Comment
  OBI71458  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28219 San Luis Obispo Montana de Oro State Park. Comment
  OBI14509  Arctostaphylos crustacea subsp. subcordata Robert F. Hoover 1947-7-16 7305 San Luis Obispo Price Cyn Comment
  UCD50486  Arctostaphylos cruzensis Walter Knight; Irja Knight, Roman Gankin, W. Hildreth 1964-3-26 378 San Luis Obispo Arroyo de la Cruz, about 9 miles north of San Simeon. Comment
  SBBG83972  Arctostaphylos cruzensis R. Gankin 1966-2-16 645 San Luis Obispo N of Arroyo de los Chinos, 10.7 mi S of San Simeon Comment
  UCD50918  Arctostaphylos glandulosa R. F. Hoover 1965-2-28 9332 San Luis Obispo Trail to Cerro Alto from Cerro Alto camp. Comment
  OBI14693  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1964-1-11 8623 San Luis Obispo Ridge west of bend of Lopez canyon Comment
  CAS-BOT-BC24873  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1946-11-16 6551 San Luis Obispo Upper Arroyo Grande, at top of ridge apposite County Park. Comment
  OBI5007  Arctostaphylos glandulosa subsp. cushingiana W. Kent Allender 1962-12-17 20 San Luis Obispo Cuesta Summit N of US 101 Comment
  OBI62691  Arctostaphylos glandulosa subsp. cushingiana Jason Dart 2003-3-27 D 180 San Luis Obispo Santa Margarita Ranch, E facing slope at headwaters of Water Canyon, 0.75 mi NW of Cuesta Pass 381 Comment
  OBI14710  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1957-8-28 8395 San Luis Obispo Rocky Butte Fire Lookout Comment
  OBI14714  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1964-5-15 8893 San Luis Obispo Pine Top Mt Comment
  JEPS116477  Arctostaphylos glauca Alice Le Duc 1999-2-11 370 San Luis Obispo Adelaida Road, N San Luis Obispo Coounty Comment
  UC1929584  Arctostaphylos glauca Steve Boyd 2007-2-17 11714 San Luis Obispo Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  UC412699  Arctostaphylos glauca Jos. Burtt Davy 1901-1-31 San Luis Obispo near Paso Robles; Peachy Canyon Comment
  OBI14728  Arctostaphylos glauca Robert F. Hoover 1966-1-14 9730 San Luis Obispo Parkhill district, E of Santa Margarita Comment
  RSA159996  Arctostaphylos glauca Clare B. Hardham 1961-5-17 7124 B San Luis Obispo East of Cerro Alto [Santa Lucia Mts., east of Morro Bay] 610 Comment
Read comments
Nov 12 2011
  RSA201540  Arctostaphylos glauca Robert F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi. above County Park. Comment
  SBBG41163  Arctostaphylos hookeri subsp. hearstiorum R. F. Hoover 1950-1-15 7760 San Luis Obispo just S of mouth of Arroyo de la Cruz Comment
  CAS-BOT-BC24530  Arctostaphylos hookeri subsp. hearstiorum Gary D. Wallace 1974-12-7 1334 a San Luis Obispo Santa Lucia Mtns. near coast along upper s. side of Arroyo de la Cruz on Hearst Ranch. 30 Comment
  OBI14664  Arctostaphylos hooveri Robert F. Hoover 1964-5-15 8894 San Luis Obispo Pine Top Mt Comment
  RSA670475  Arctostaphylos luciana G. Fred Hrusa, D. Ragan 1995-6-20 12386 San Luis Obispo Black Butte Research Natural Area; On burned summit of ridge immediately E of Mt. Lowe. Area of bare siliceous shale and approximately 1/3 mi. E of summit along fire break road. 650 Comment
  SEINET11989060  Arctostaphylos luciana R. Gankin, Hildreth, W. R. 1967-1 1183 San Luis Obispo ca 1 mi E of Cuesta Pass on ridge road Comment
  HSC91756  Arctostaphylos morroensis Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro, along Eastern Boundary Trail Comment
  UC1334949  Arctostaphylos morroensis A. E. Wieslander 1936-2-25 604 San Luis Obispo near Hazard Canyon (s of Morro Bay); Cayucos Quadrangle 152 Comment
Read comments
Sep 5 2012
  RSA633186  Arctostaphylos morroensis Jon E. Keeley 1978-10-6 7262 San Luis Obispo Highway 127 about 14.5 km south of South Street, San Luis Obispo. Comment
  CAS-BOT-BC39833  Arctostaphylos obispoensis R. F. Hoover 1967-2-15 10206 San Luis Obispo Lower part of Lopez Canyon. Comment
  JEPS42621  Arctostaphylos obispoensis A. E. Wieslander 1933-3-23 2692 San Luis Obispo s slope Santa Lucia Range 365 Comment
  RSA17894  Arctostaphylos obispoensis W. R. Dudley 1902-4-3 s.n. San Luis Obispo Manzanita Mountain Comment
  UC1488832  Arctostaphylos obispoensis Lyda W. Edge 1972-4-4 113 San Luis Obispo Hwy 41 about 4 mi below Cerro Alto Camp Comment
  UCD52931  Arctostaphylos obispoensis H. C. Lee 1936-4-29 581 San Luis Obispo Approximately 1.25 miles N of Santa Manuela School. Comment
  RSA633452  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27626 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  RSA633461  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27631 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  RSA633465  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27625 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  UCD53551  Arctostaphylos pechoensis Roman Gankin 1966-2-17 669 San Luis Obispo A few yards west of U.S. Highway 101 on Cuesta Pass summit. Comment
  UCSB28871  Arctostaphylos pechoensis Kelly, Michael 1975-3-27 San Luis Obispo Left side of See's Canyon Rd., 4 miles from San Luis Bay Dr. off of Hwy. 101 182 Comment
  UCD53505  Arctostaphylos pechoensis var. cruzensis Roman Gankin 1965-4-1 476 San Luis Obispo 1/4 mile east of State Highway 1 on hill just north of Arroyo de los Chinos; ca. 15 miles north San Simeon. Comment
Read comments
Dec 19 2016
  OBI14563  Arctostaphylos pilosula Robert F. Hoover 1963-10-26 8602 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  OBI66772  Arctostaphylos pilosula Austin P. Griffiths 1985-3-5 s.n. San Luis Obispo Nipomo Mesa. South of Native sons wholesale Nursery El Campo Rd Comment
  UC1334940  Arctostaphylos pilosula H. C. Lee 1936-2-26 425 San Luis Obispo s Los Berros Creek (near Hwy 1); Arroyo Grande Quadrangle 121 Comment
  CAS-BOT-BC44394  Arctostaphylos pilosula R. F. Hoover 1948-4-16 7453 San Luis Obispo Eagle Ranch s. of Atascadero Comment
  CAS-BOT-BC44420  Arctostaphylos pilosula R. F. Hoover 1964-2-20 8637 San Luis Obispo Oak Park district, north of Arroyo Grande. Comment
  CDA17642  Arctostaphylos pilosula Austin Griffiths, Gaylord Jones, T. Gaskin, G. Ruggerone 1984-1-15 s.n. San Luis Obispo South Coast Ranges; South Trail, Pozo Summit, north of first Pinus grove (Pinus sabiniana). 853 Comment
  JEPS98803  Arctostaphylos pilosula R. F. Hoover 1964-2-20 8637 San Luis Obispo Oak Park district, N of Arroyo Grande Comment
  SEINET11995495  Arctostaphylos pilosula W. Knight, Knight, I. 1986-1 6349 San Luis Obispo Santa Barbara Rd (Atascadero Rd) 2 mi from Atascadero Comment
  CAS-BOT-BC46228  Arctostaphylos rudis Walter Knight; Irja Knight 1980-6-22 4017 San Luis Obispo Originally collected at Arroyo Grade. Comment
  RSA1842  Arctostaphylos rudis B. D. Stark 1929-7-16 566 San Luis Obispo 5 miles so. of Arroyo Grande. 60 Comment
  CAS-BOT-BC47288  Arctostaphylos tomentosa R. F. Hoover 1950-1-15 7763 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of). Comment
  OBI71836  Arctostaphylos tomentosa subsp. daciticola Michael Walgren 2007-1-1 37 San Luis Obispo Un named peak in Morro Bay State Park on Park Ridge at park boundary with private property leading to Hollister Peak Comment
  CDA17651  Arctostaphylos wellsii Austin Griffiths, G. F. Hrusa 1984-2-2 s.n. San Luis Obispo South Coast Ranges; Noyes Rd. approaching Hwy 227, between Arroyo Grande and San Luis Obispo. 0 Comment
  OBI75823  Aristocapsa insignis Robert F. Hoover 1949-6-4 7746 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  CAS-BOT-BC47688  Armeria maritima subsp. californica Ernest C. Twisselmann 1967-4-27 12923 San Luis Obispo Mesa northeast of Piedras Blancas Point 4 Comment
  SBBG49296  Artemisia biennis L. W. Edge 1971-2-5 23 San Luis Obispo near Oso Flaco Lake Comment
  UC455483  Artemisia biennis I. J. C. and W. F. Ewing 1908-11-14 San Luis Obispo Oceano Comment
  OBI6283  Artemisia californica Barbara Robinson 1967-10-31 7 San Luis Obispo Cal Poly campus, Poly Canyon 168 Comment
  OBI81460  Artemisia californica Josh Olivarria, Ben Tomei, Brianna Dedwoody, Elena Wolf, James Kelly 2016-11-8 1 San Luis Obispo Bob Jones Trail, right of trail, 200m in 13 Comment
  CAS-BOT-BC84925  Artemisia californica Winfield 1974-8-28 74 -688 San Luis Obispo Tank Farm - PG&E; Morro Bay 182 Comment
  OBI57692  Artemisia douglasiana Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Just SW of Jack Lake Comment
  CAS-BOT-BC84820  Artemisia douglasiana Clare B. Hardham 1956-7-16 1166 San Luis Obispo Chimney Rock Ranch near San Marcos Creek - Santa Lucia Mountains Comment
  OBI17031  Artemisia dracunculus Robert F. Hoover 1966-9-16 10051 San Luis Obispo Salinas River at mouth of Rocky Cyn Comment
  OBI30971  Asclepias eriocarpa Julie M. Vanderwier 1979-8-17 195 San Luis Obispo Indian Knob Tar Sands Comment
  OBI20519  Asclepias vestita Robert F. Hoover 1950-5-6 7887 San Luis Obispo La Panza District Comment
  SBBG108257  Asparagus officinalis C. B. Hardham 1958-8-19 3858 San Luis Obispo Atascadero Crk, near High School Comment
  SBBG53876  Asphodelus fistulosus S. A. Junak 1978-4-8 M 47 San Luis Obispo NW edge of Montana de Oro St Park, just W of Pecho Valley Rd, 0.5 mi S of entrance Comment
  RSA686348  Aspidotis californica M. M. Miles 1885-1 1724 San Luis Obispo San Luis Obispo. Comment
  UC454368  Aspidotis californica Miss M. Venable 1908-5-2 San Luis Obispo Bishop's Peak Comment
  UC2027514  Aspidotis carlotta-halliae David J. Keil with Matt Ritter, Ken Haggard, et al. 2011-3-22 30980 San Luis Obispo Upper eastern slope of Santa Lucia Mountains. Tributary of Tassajara Canyon north of San Luis Obispo. Comment
  RSA417640  Aster chilensis Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC177488  Astragalus asymmetricus John Thomas Howell 1948-6-15 24364 San Luis Obispo Red hills se. of Shandon 762 Comment
  OBI51809  Astragalus curtipes Gary Westbrook March1994 20 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  OBI80970  Astragalus curtipes Lexi Kookootsedes 2015-2-9 San Luis Obispo South Hills 63 Comment
  UC1128830  Astragalus curtipes C. M. Belshaw 1936-3-18 1640 San Luis Obispo 2.9 mi ssw Adams Ranch; Nipomo Quad., ssw of Adams Ranch Comment
  OBI13374  Astragalus curtipes Robert F. Hoover 1949-4-12 7593 San Luis Obispo Between Suey Crk and Cuyama River Comment
  RSA90706  Astragalus curtipes F. W. Peirson 1925-3-25 5675 San Luis Obispo Morro Creek 152 Comment
  UC862636  Astragalus curtipes Lewis S. Rose 1936-3-19 36072 San Luis Obispo Morro Beach 15 Comment
  CDA26654  Astragalus didymocarpus C. Agbashian 1937-4-21 San Luis Obispo Carrizo Plains. 0 Comment
  OBI13370  Astragalus didymocarpus Robert F. Hoover 1966-4-2 9788 San Luis Obispo Cyn behind old "sheep camp" On E side of Soda Lake, W side of Temblor range Comment
  CAS-BOT-BC182355  Astragalus didymocarpus var. didymocarpus R. F. Hoover 1952-4-8 8081 San Luis Obispo La Panza district Comment
  CAS-BOT-BC182895  Astragalus douglasii Aaron Liston; James D. Morefield 1988-3-21 715 -2 San Luis Obispo Shell Creek Road; 1.6 miles N of Hwy 58. Approx. 22 air miles NE of San Luis Obispo 425 Comment
  SBBG81965  Astragalus douglasii C. F. Smith 1950-5-4 2765 San Luis Obispo Creston-Simmler Rd at Fernandez Crk Comment
  CAS-BOT-BC182887  Astragalus douglasii Ernest C. Twisselmann 1963-4-30 8118 San Luis Obispo Hills at the summit of Palo Prieta Canyon 655 Comment
  CAS-BOT-BC182914  Astragalus douglasii R. C. Barneby 1954-5-2 11266 San Luis Obispo N.-E. of San Miguel 198 Comment
  JEPS99188  Astragalus douglasii var. douglasii Clare B. Hardham 1957-5-4 1899 San Luis Obispo Tierra Redondo Santa Lucia Mountains Comment
  UC168855  Astragalus gambelianus Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC178245  Astragalus gambelianus Ernest C. Twisselmann 1969-4-24 15181 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  CAS-BOT-BC178273  Astragalus gambelianus George T. Nordstrom 1937-4-14 1073 San Luis Obispo 3.9 miles southeast of Williams Ranch, Nacimiento River drainage. 304 Comment
  OBI58062  Astragalus lentiginosus var. nigricalycis David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27377 San Luis Obispo Caliente Range, 3.7 mi. from junction with Soda Lake Rd. on Selby Rd. Comment
  CAS-BOT-BC178057  Astragalus lentiginosus var. nigricalycis Ernest C. Twisselmann 1954-6-5 1341 San Luis Obispo Summit of Crocker Pass, Sotuherastern San Luis Obispo County - Temblor Range and the Western San Joaquin Valley 972 Comment
  CAS-BOT-BC178096  Astragalus lentiginosus var. nigricalycis R. F. Hoover 1967-4-16 10460 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  RSA67577  Astragalus lentiginosus var. nigricalycis P. A. Munz 1951-4-13 16297 San Luis Obispo 20 miles W of McKittrick, Hwy 178, edge of Carrizo Plain. 762 Comment
  CAS-BOT-BC187547  Astragalus macrodon Ernest C. Twisselmann 1969-4-14 15113 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  SD40163  Astragalus nuttallii Edith A. Purer 1933-7-20 5052 San Luis Obispo 5.0 miles northwest of Guadalupe. Comment
  CAS-BOT-BC186555  Astragalus nuttallii var. nuttallii R. F. Hoover 1948-5-14 7525 San Luis Obispo South of mouth of Islay Creek Comment
  CHSC55090  Astragalus oxyphysus L. P. Janeway 1988-5-22 2686 San Luis Obispo Ca 5 mi due E of Creston; in the SE'ern-most branches of Huerhuero Cr. 426 Comment
  UC81266  Astragalus oxyphysus L. Jared San Luis Obispo Comment
  SFV21725  Astragalus oxyphysus S. Kimball 1999-4-17 32 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. South of Swain Pasture on west side of Soda Lake Road. 700 Comment
  CAS-BOT-BC194119  Astragalus pomonensis Alice Eastwood 1906-6-13 323 San Luis Obispo Santa Maria River Comment
  OBI57922  Astragalus trichopodus var. phoxus David J. Keil 1998-4-28 26937 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
  UC1128731  Astragalus trichopodus var. phoxus W. A. Peterson 1937-3-29 646 A San Luis Obispo 1 1/2 mi nnw La Panza; La Panza Quad., nnw of La Panza Comment
  UCR161692  Astragalus trichopodus var. phoxus George K. Helmkamp, E. A. Helmkamp 2005-2-24 8961 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
  JEPS54538  Astragalus trichopodus var. phoxus W. L. Jepson 1927-5-30 12157 San Luis Obispo betw Pine Creek bridge and Cuyama Valley (opposite Brown Canyon, s San Luis Obispo Co.); opposite Brown Canyon, betw Pine Creek bridge and Cuyama Val 487 Comment
  UCR103983  Athyrium filix-femina var. cyclosorum George K. Helmkamp 1997-6-21 2064 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  UCD77417  Atriplex Robert E. Preston 1998-6-11 1109 San Luis Obispo Carrizo Plain, 0.75 mi SW of California Valley, on W side of Soda Lake Rd 597 Comment
  UCSB38587  Atriplex W. Ferren, S. Whitmore 1979-8-8 2043 San Luis Obispo 30.8 MI NW OF JCT OF WESTSIDE HWY AND SODA LAKE RD SODA LAKE Comment
  SD245335  Atriplex argentea var. mohavensis David Keil 1998-8-19 27983 San Luis Obispo Carrizo Plain, Soda Lake Road at Brentwood Trail. Comment
  HSC91820  Atriplex californica Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  JEPS34365  Atriplex californica Rimo Bacigalupi and L. R. Heckard 1963-4-21 8840 San Luis Obispo ca 6.5 mi nw Point San Luis (between Crowbar Canyon and Diablo Canyon, on rocks jutting out of coastal terrace at Lion Rock, along coast; ...(on hills back of coastal plain)); Lion Rock, bet Crowbar Canyon and Diablo Canyon 22 Comment
  UCR42720  Atriplex californica David J. Keil 1981-4-25 14582 San Luis Obispo Central Coast, Baywood Park at Sweet Springs Marsh, Morro Bay area 3 Comment
  CDA18254  Atriplex canescens G. D. Barbe, Ben Easley 1974-7-9 1888 San Luis Obispo Temblor Range; Top of Recruit Grade Pass experimental plot, UCD, 9.5 mi W of Fellows (Kern Co.) 3.25 mi W of Kern Co. line, Temblor Range, on Crocker Springs Rd., overlooking Elkhorn Valley, and Carizzo Plain. 975 Comment
  OBI65162  Atriplex confertifolia Greg Wilvert 2005-5-30 448 San Luis Obispo SE half of Caliente Range; Padrones Cyn. 821 Comment
  JEPS90690  Atriplex coronata var. coronata Dean W. Taylor 1986-4-20 8789 San Luis Obispo San Joaquin Valley, head of Cholame Creek, adjacent to Highway 46 near junction with Bitterwater Road, on flat s of Highway Cholame Creek; San Joaquin Valley, Cholame Creek Comment
  OBI57965  Atriplex leucophylla Austin P. Griffiths, Gaylord Jones, Kathleen Jones, Kathryn Bay 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit, 1/2 mi N of beach path S of Shark Inlet, Morro Bay Comment
  OBI80450  Atriplex prostrata David J. Keil 1992-1 22987 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn. 170 Comment
  CDA17582  Atriplex semibaccata Austin Griffiths 1981-9-12 s.n. San Luis Obispo Pismo Dunes; At Sea Crest Motel, Pismo Beach (North). Comment
  RSA202525  Atriplex semibaccata E. C. Twisselmann 1968-8-23 14906 San Luis Obispo Highway 46 across the river from Shandon 274 Comment
  UC2027026  Atriplex serenana Greg Wilvert 2005-7-20 504 San Luis Obispo Southeast Half of the Caliente Range. Along Pipeline Road Comment
  CAS-BOT-BC180855  Atriplex serenana var. serenana Ernest C. Twisselmann 1953-9-2 729 San Luis Obispo Miller Well, 5 miles east of Simmler, Carrisa Plains - Temblor Range and the Western San Joaquin Valley 731 Comment
  OBI17260  Atriplex vallicola Robert F. Hoover 1952-5-25 8238 San Luis Obispo South end of Soda Lake, Carrizo pPlains Comment
  OBI17264  Atriplex vallicola Robert F. Hoover 1952-5-25 8238 San Luis Obispo South end of Soda Lake, Carrizo Plain. Comment
  OBI69429  Atriplex vallicola David J. Keil, with Lynne Dee (Oyler) Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30492 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. Comment
  OBI73433  Atriplex vallicola David J. Keil 2010-6-1 30839 San Luis Obispo Carrizo Plain. South of Belmont Trail, east of where drainage crosses road between Delray Road and Cochise Road. 590 Comment
  OBI28847  Atriplex vallicola David J. Keil, Melissa Luckow,, Richard A. Pimentel, And Rhonda Riggins-Pimentel 1981-4-24 14470 San Luis Obispo Road at S end of Soda Lake, ca. 1/4 mi E of Soda Lake Rd Comment
  UCSB38581  Atriplex watsonii Ferren, Wayne 1979-8-8 San Luis Obispo Morro Bay State Park Comment
  OBI81021  Avena barbata David J. Keil 2015-2-14 32585 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  SBBG95347  Avena fatua C. Zeeb 1984-1-21 3 San Luis Obispo 0.6 mi E of Pennington Crk Rd Comment
  UC53763  Avena fatua Joseph Burtt Davy 1901-5 7580 San Luis Obispo Rancho Asuncion Templeton Comment
  OBI65067  Avena fatua Greg Wilvert 2005-4-23 292 San Luis Obispo SE Half of the Caliente Range. 1.3 km NW of Lawson Spring 873 Comment
  OBI78674  Avena sativa Nancy E. Arnold, Robert L. Allen 1981-5-17 296 San Luis Obispo 7.6 miles NE of Santa Margarita, Calif Cyn, N end of La Panza Muns 305 Comment
  UCD136021  Azolla filiculoides P. B. Kennedy 1927-7-13 s.n. San Luis Obispo San Luis Obispo County: Oceano, California. Comment
  RSA522549  Azolla filiculoides Eric Wise 1981-8-7 1042 San Luis Obispo Intersection of Highway 58 and San Juan Creek Comment
  RSA585835  Azolla filiculoides M. D. Proctor, E. A. Young 1993-4-12 ROB 0397 San Luis Obispo 1 km SW of Ranch House on Nacimento Road, Camp Roberts. Comment
  SBBG39327  Baccharis glutinosa L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  OBI5267  Baccharis pilularis Elizabeth Gollub 1973-10-9 24 San Luis Obispo Cal Poly Campus; Below west side of old Science Bldg Comment
  OBI53466  Baccharis pilularis Arthur W. Hazebrook 1992-7-7 123 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes. Comment
  CAS-BOT-BC99749  Baccharis salicifolia Ernest C. Twisselmann 1954-5-29 1309 San Luis Obispo Grants Lake: Eastern San Luis Obispo County 576 Comment
  JEPS29209  Baccharis salicifolia subsp. salicifolia Ernest C. Twisselmann 1962-12-28 8013 San Luis Obispo Grant Lake 579 Comment
  UC1118914  Baccharis salicifolia subsp. salicifolia G. T. Nordstrom 1937-6-16 1344 San Luis Obispo 4.2 mi ese of Lime Mtn. (Adelaida); Adelaida 243 Comment
  CAS-BOT-BC16613  Barbarea orthoceras R. F. Hoover 1947-3-29 6810 San Luis Obispo Calf Canyon. Comment
  UC56041  Barbarea orthoceras J. H. Barber 1900-3-30 1008 San Luis Obispo Sta. Lucia Mts. Comment
  OBI3348  Berberis aquifolium var. dictyota Neil Havlik 1970-3-31 538 San Luis Obispo About 1/2 mi NE of Pine spring campground, La Panza Range. 975 Comment
  RSA18215  Berberis pinnata C. B. Wolf 1929-4-16 3635 San Luis Obispo 8 mi, no. of Cayucos, coast road. Comment
  UC2027213  Bidens pilosa David J. Keil 2011-6-11 31045 San Luis Obispo O'Connor Way, 2 miles from Foothill Road, west of San Luis Obispo. Comment
  OBI52814  Bidens pilosa V. L. Holland 1994-11-4 s.n. San Luis Obispo Grover Beach. along RR at SE corner of Grand Ave and hwy 1 Comment
  CAS-BOT-BC127810  Blepharizonia laxa Lyman Benson 1937-10-17 8542 San Luis Obispo West of McKittrick at Kern Co. line. Mt. Range: Temblor 853 Comment
  CAS-BOT-BC127811  Blepharizonia laxa R. F. Hoover 1966-9-16 10055 San Luis Obispo Summit on Atascadero -Creston road Comment
  SBBG28590  Bloomeria crocea var. aurea E. C. Twisselmann 1967-6-11 13309 San Luis Obispo just E of the Dorothy Twisselmann Ranch 685 Comment
  CAS-BOT-BC478933  Bloomeria crocea var. crocea David D. Keck 1933-5-5 2208 San Luis Obispo 3 miles north of San Luis Obispo on U.S. 101 Comment
  OBI32254  Bloomeria humilis David J. Keil, Melissa Luckow 1981-7-3 14966 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
  RSA223757  Boisduvalia glabella E. C. Twisselmann 1960-7-25 5977 San Luis Obispo Temblor Range and the Western San Joaquin Valley: South end of Grant s Lake 582 Comment
  CAS-BOT-BC31389  Bolboschoenus robustus R. F. Hoover 1947-8-8 7356 San Luis Obispo Oceano. Comment
  UCR91687  Brachypodium distachyon George K. Helmkamp 1996-5-24 1013 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI72387  Brassica oleracea Anthony Baniaga 2010-5-31 230 San Luis Obispo Port San Luis Harbor breakwater jetty. Whalers Rock 9 Comment
  OBI35275  Brassica rapa H. E. Jones 1981-5-18 11 San Luis Obispo Point Piedras Blancas Comment
  OBI77642  Brassica rapa Aart C. De Vos 1963-4-18 63 San Luis Obispo E of Beef Unit, Cal Poly Comment
  UC1126838  Brassica rapa C. M. Belshaw 1936-4-23 1699 San Luis Obispo 1.9 mi sw of Hollister Peak 18 Comment
  OBI30902  Briza minor Julie M. Vanderweir 1978-5-5 43 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG122697  Briza minor A. Parikh, N. Gale 2008-4-30 795 San Luis Obispo 0.3 km S of San Simeon Crk, 1.5 km E of Pacific Ocean, 1.4 km E of State Hwy 1; San Simeon State Park 55 Comment
  PASA655  Briza minor 1928-5-12 San Luis Obispo Woods near Cambria Comment
  OBI80010  Bromus David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31371 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  OBI80028  Bromus David J. Keil, with Mike Walgren & Sally Krenn 2013-3-22 31559 San Luis Obispo Montana de Oro State Park. Canyon slopes south of Coon Creek, western portion of San Luis Range. Comment
  OBI79508  Bromus carinatus David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31401 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  SD249101  Bromus carinatus David J. Keil, Lynne Dee Althouse 2002-5-2 29856 San Luis Obispo Santa Margarita Ranch. Comment
  CAS-BOT-BC148999  Bromus carinatus var. carinatus Clare B. Hardham 1961-5-17 7079 San Luis Obispo Santa Lucia Mountains. Ocean View Mine. North of Cambria. Comment
  CAS-BOT-BC148953  Bromus carinatus var. carinatus Clare B. Hardham 1960-4-2 5283 San Luis Obispo Santa Lucia Mountains. Cambria Fields. Comment
  UC1131162  Bromus diandrus N. K. Carlson 1936-3-21 202 San Luis Obispo 2 mi sw of Asphalt MIne 48 Comment
  CAS-BOT-BC155103  Bromus hordeaceus R. F. Hoover 1964-6-7 8983 San Luis Obispo Lower Canyon of San Carpoforo Creek. Comment
  UCR91709  Bromus hordeaceus subsp. molliformis George K. Helmkamp 1996-5-24 1026 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI29859  Bromus madritensis subsp. rubens Ruth Davis 1964-4-27 59 San Luis Obispo See Canyon Road, about 2 mi in. 8 mi S of San Luis Obispo Comment
  CAS-BOT-BC162231  Bromus maritimus P. B. Kennedy 1929-4-10 s.n. San Luis Obispo Between Morro and San Simeon. Comment
  CAS-BOT-BC161760  Bromus rubens Ernest C. Twisselmann 1954-3-19 898 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 670 Comment
  CAS-BOT-BC161761  Bromus rubens Eben McMillan 1952-5-2 86 San Luis Obispo Choice Valley, 1 mile south, 8 miles east Shandon. Comment
  OBI2825  Bromus sitchensis Larry E. Brown 1971-6-14 2033 San Luis Obispo Along state rte 46 between Templeton and Cambria Comment
  OBI32313  Bromus sitchensis David J. Keil, Eric Wise 1981-5-25 14816 San Luis Obispo North San Simeon in vicinity of Arroyo de la Cruz Comment
  OBI49896  Bromus sitchensis David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18138 San Luis Obispo American Cyn area in La Panza Mts Comment
  SEINET11093130  Cakile maritima Unknown 1963-4-21 17619 San Luis Obispo CALIFORNIA San Luis Obispo Beach dunes at south end of Morro Bay. Comment
  CAS-BOT-BC185135  Calamagrostis nutkaensis R. F. Hoover 1947-7-26 7331 San Luis Obispo Near Piedra Blancas Point (just north of) at head of small ravine about 0.5 mile from ocean. Comment
  OBI79232  Calandrinia breweri David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31333 San Luis Obispo Western end of San Luis Range. Field Ranch, Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant, and south of Montana de Oro State Park 165 Comment
  UCD100143  Calandrinia ciliata A. S. Albert 1932-3-1 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  UCR1393  Calandrinia ciliata var. menziesii Frank C. Vasek 1960-4-10 600410- 15 San Luis Obispo South Coast Range, 4 miles east of Santa Margarita Junction [Hwy 58?] on Pozo Road [Rinconada Creek watershed] 366 Comment
  OBI80848  Calandrinia menziesii David J. Keil 2015-2-14 32621 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  SBBG117474  Calandrinia menziesii E. Painter, M. Wetherwax 2003-3-7 CR 385 San Luis Obispo lower Generals Rd, just N of southern installation boundary; Camp Roberts 262 Comment
  OBI20937  Callitriche marginata Robert F. Hoover 1965-4-25 9351 San Luis Obispo Cambria, N of town Comment
  OBI57235  Callitriche marginata David J. Keil, with Kathleen A. Keil 1998-4-4 26559 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  OBI57237  Callitriche marginata David J. Keil 1998-5-6 27109 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI80974  Calochortus albus Johnny Boetsch, Meg Faibisch, Lilian Krosse, Sabrina Orro, Eric Womack 2015-4-12 1 San Luis Obispo Rinconada Trail (20 ft down trail) right side Comment
  CAS-BOT-BC492176  Calochortus albus Clare B. Hardham 1956-5-30 785 San Luis Obispo Vitamin D Ranch Comment
  RSA492684  Calochortus albus Walter Wisura, L. Aberbom 1989-5-16 4348 San Luis Obispo San Bernardo Creek Ranch, E. of Morro Bay Comment
  SBBG133087  Calochortus argillosus D. Keil, T. Teed, M. Uchida 2001-6-15 29566 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  CAS-BOT-BC492532  Calochortus luteus Ira L. Wiggins 1926-5-9 2066 San Luis Obispo Hillsides 2-3 mi E of Templeton Comment
  OBI81223  Calochortus obispoensis David J. Keil, Malcolm McLeod 1987-9-28 20352 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. 35 Comment
  SBBG109029  Calochortus obispoensis F. L. Johnson, E. A. Young 1993-6-25 ROB 706 San Luis Obispo 3 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  CAS-BOT-BC132426  Calochortus obispoensis Alice Eastwood; John Thomas Howell 1938-6-14 5942 San Luis Obispo Serrano Canyon Comment
  UCSB16754  Calochortus obispoensis Dearing, Hugh; Dearing, Margaret 1940-6-16 San Luis Obispo N. of town of San Luis Obispo Comment
  UC2027068  Calochortus splendens Greg Wilvert 2005-5-14 419 San Luis Obispo Southeast Half of the Caliente Range: 1.2 km NW of Wells Canyon Comment
  UC1134525 Image available Calochortus venustus G. T. Nordstrom 1937-5-13 1216 San Luis Obispo 1.7 mi ne Asuncion School; Adelaida Quad. 487 Comment
  UC57496 Image available Calochortus venustus J. H. Barber 1899-5-22 San Luis Obispo Santa Lucia Mts. Comment
  RSA141135  Calochortus venustus Clare B. Hardham 1960-6-1 5981 San Luis Obispo Santa Lucia Mountains: Pine Mt. Comment
  OBI34413  Calyptridium monandrum David J. Keil, Kathy Jones 1982-4-4 15824 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  UC1123595  Calystegia longipes E. Armstrong 1934-4-1 1150 San Luis Obispo 5 mi w Pozo; Pozo Quad., w of Pozo Comment
  OBI57548  Calystegia longipes David J. Keil 1998-6-10 27769 San Luis Obispo Los Padres National Forest. Black Mountain Rd., 0.2-0.3 miles above (NW) junction with Navajo Rd. Comment
  OBI75066  Calystegia macrostegia David J. Keil 1988-3-19 20431 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  UCR132381  Calystegia macrostegia George K. Helmkamp 2003-10-8 8198 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
  RSA648954  Calystegia macrostegia subsp. arida Gary Howard 1971-5-15 s.n. San Luis Obispo 7 miles west of Templeton. Comment
  OBI23429  Calystegia macrostegia subsp. cyclostegia Robert Jones 1971-5-10 12 San Luis Obispo Poly canyon, 1 mi NE of Cal Poly Comment
  OBI28279  Calystegia macrostegia subsp. cyclostegia Rick Frelinger 1982-5-10 55 San Luis Obispo San Luis Crk in Reservoir cyn Comment
  RSA394775  Calystegia macrostegia subsp. cyclostegia F. H. Elmore 1933-8-4 350 San Luis Obispo Avila Comment
  SBBG118541  Calystegia macrostegia subsp. cyclostegia E. Painter 2001-4-22 SLO 188 San Luis Obispo rd between Primera and La Trinidad mines; Camp San Luis Obispo 400 Comment
  SBBG93670  Calystegia macrostegia subsp. cyclostegia S. A. Junak 1990-5-15 4328 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, along old rd on W side of Pick and Shovel Mine, ca. 0.1 mi S of house ruins 588 Comment
  UC1123609  Calystegia macrostegia subsp. cyclostegia G. T. Nordstrom 1937-4-29 1157 San Luis Obispo 1.2 mi w Asuncion School; Adelaida Quad., w of Asuncion School Comment
  OBI4263  Calystegia macrostegia subsp. cyclostegia Steven Parkinson 1972-5-22 2 San Luis Obispo End-gate of Reservoir Canyon rd 70 Comment
  UCSB25939  Calystegia macrostegia subsp. cyclostegia Jepson, W. 1920-4-7 San Luis Obispo North of Pizmo on road to San Luis Obispo Comment
  OBI64852  Calystegia subacaulis subsp. episcopalis David J. Keil 2001-5-3 29397 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Vicinity of 35.32282 deg. N x 120.75689 deg. W?35.33305 deg. N x 120.75562 deg. W 43 Comment
  OBI54874  Camissonia David J. Keil, with Kathleen A. Keil 1997-4-22 26224 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  UCD40573  Camissonia campestris Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1538 San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. Visitor Center off of Soda Lake Road. 609 Comment
  OBI54219  Camissonia campestris subsp. campestris George Butterworth 1995-4-30 60 San Luis Obispo Carrizo Plain Natural Area. 100 yds N of Painted Rock ranch 597 Comment
  UC1953351 Image available Camissonia campestris subsp. obispoensis Anthony Baniaga with Theo Fitanides 2010-5-16 209 San Luis Obispo Tierra Redonda Mountain. Comment
  RSA43070  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1947-7-11 7299 San Luis Obispo South end of Morro Bay Comment
  RSA186462  Camissonia micrantha Peter H. Raven 1963-5-5 18312 San Luis Obispo 1.2 miles east of Santa Margarita Comment
  RSA186471  Camissonia micrantha Peter H. Raven 1963-5-5 18317 San Luis Obispo 4.2 miles northeast of Santa Margarita, at junction to Parkhill District Comment
  OBI12006  Camissonia strigulosa Robert F. Hoover 1968-4-16 11025 San Luis Obispo Cuyama river at "Gypsum Cyn bridge"n N side of river, in sandy soil Comment
  CHSC1143  Camissoniopsis cheiranthifolia subsp. cheiranthifolia V. Holt 1933-6-11 San Luis Obispo Morro Bay. Comment
  CAS-BOT-BC160313  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1965-6-19 9446 San Luis Obispo Mouth of Hazard Canyon Comment
  SD27807  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Carl B. Wolf 1929-4-16 3622 San Luis Obispo Mouth of small Creek at coast, 4.0 miles north of Morro Bay. 14 Comment
  SD38642  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Edith A. Purer 1933-7-20 5074 San Luis Obispo 5.0 miles northwest of Guadalupe. Comment
  SBBG4928  Camissoniopsis intermedia C. B. Hardham 1958-5-17 3347 San Luis Obispo Chimney Rock Ranch, north rd to Adelaida Comment
  OBI53543  Camissoniopsis micrantha Arthur W. Hazebrook 1991-4-19 19 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI53584  Camissoniopsis micrantha Arthur W. Hazebrook 1991-4-28 46 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI79635  Cannabis sativa D. R. Miller 2014-8-19 814 .1093 San Luis Obispo The Rocky Butte/Pine Mountain Region, Growing with a few others near edge of orchard, D. R. Miller property. 700 Comment
  OBI3512  Capsella bursa-pastoris Lynch 1971-5-15 12 San Luis Obispo Cal Poly campus. Leading into the E end of Drumm lake Comment
  SBBG2450  Cardamine californica C. B. Hardham 1958-3-20 1551 San Luis Obispo York Mtn, W of Templeton Comment
  SBBG93614  Cardamine californica S. A. Junak, D. Young, T. Ayers 1989-3-13 3930 San Luis Obispo USFS Rd 29S11.3, just W of KSBY TV towers at E end of Cuesta Ridge Botanical Area, ca. 3 mi W of US Hwy 101 746 Comment
  UC638989  Cardamine californica Bernard Miossi 1940-3-17 214 San Luis Obispo n San Luis Obispo (slope of Polytechnic School Canyon); n of San Luis Obispo, slope of Polytechnic School Canyon 121 Comment
  OBI64158  Cardamine hirsuta David J. Keil 2003-5-31 30268 -3 San Luis Obispo Los Osos, South Bay Park Comment
  RSA18240  Cardaria draba C. B. Wolf 1929-4-15 3610 San Luis Obispo Between San Luis Obispo and Morro Bay; 8 miles west of San Luis Obispo Comment
  SBBG44593  Cardaria draba L. W. Edge 1972-4-4 101 San Luis Obispo S shore of Morro Bay Comment
  UCR14488  Cardionema ramosissimum George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, Baywood Park 30 Comment
  OBI35657  Cardionema ramosissimum S. M. Inman 1983-4-25 4 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  RSA586431  Carduus pycnocephalus D. A. Young, F. L. Johnson 1992-6-16 ROB 0028 San Luis Obispo 0.5 km NE of Gate 11 of Nacimento Rd. Comment
  SBBG109429  Carex C. B. Hardham 1962-4-24 9069 San Luis Obispo SE side of pass between Toro Crk and Morro Crk on the Toro Crk Rd Comment
  SBBG43527  Carex C. B. Hardham 1959-5-19 4670 San Luis Obispo N side Cypress Mtn, Las Tablas Crk, 7X Ranch Comment
  SBBG109653  Carex barbarae C. B. Hardham 1959-4-29 4338 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  CAS-BOT-BC19314  Carex barbarae Clare B. Hardham 1961-5-10 6985 San Luis Obispo The Santa Lucia Mountains. Atascadero. Comment
  RSA142233  Carex gracilior Clare B. Hardham 1957-4-19 1800 San Luis Obispo Santa Rita Ranch west of Templeton. York Mt. Santa Lucia Mountains. Comment
  UC1108384  Carex luzulina var. luzulina Clare B. Hardham 1959-6-8 4770 San Luis Obispo Cypress Mountain, N slope Santa Lucia Mountains Comment
  SBBG104779  Carex obispoensis F. L. Johnson Proctor 1993-2-21 ROB 164 San Luis Obispo Pick and Shovel Mine; Camp San Luis Obispo 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
  RSA586435  Carex obispoensis D. A. Young 1992-6-19 s.n. San Luis Obispo Pick and Shovel Mine Comment
  UCSB59917  Carex obispoensis Penkala, B.; Ryan, P. 1987-8-4 San Luis Obispo On south ridge of Reservoir Canyon; approx. 1 mile up trail past cattle guard at end of Reservoir Road; 1 mile north of San Luis Obispo; off Hwy. 101 304 Comment
  SEINET12783729  Carex obnupta D. Keil, Kathy Jones 1982-1 15815 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  CAS-BOT-BC118916  Carex pellita R. F. Hoover 1950-5-11 7907 San Luis Obispo Upper Arroyo Grande above County Park. Comment
  CAS-BOT-BC118547  Carex praegracilis Alice Eastwood; John Thomas Howell 1937-4-23 3870 San Luis Obispo Nipomo Mesa Comment
  OBI22676  Carex praegracilis Robert F. Hoover 1947-7-18 7311 San Luis Obispo Oeano Beach Comment
  SEINET11632480  Carex praegracilis Unknown 1936-1 12937 San Luis Obispo near Morrs Rock Comment
  OBI5356  Carex spissa Robert J. Rodin 1969-1 San Luis Obispo Comment
  UCSB59915  Carex spissa Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo On south side of Reservoir Canyon; near junction with Hampton Canyon; approx. 1 mile north of San Luis Obispo off Hwy. 101 304 Comment
  SBBG118004  Carpobrotus chilensis J. Olson 2002-4-10 San Luis Obispo rd cut on Kern Ave, ca. 0.05 mi NW of HW 1 underpass; Camp San Luis Obispo Comment
  SBBG133018  Carpobrotus chilensis D. Keil 1990-4-26 21388 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  UCR264513  Carpobrotus chilensis Mark A. Elvin, Jason Storlie 2014-10-10 7730 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, ridge along south entrance road to the Refuge from the Pacific Ocean 37 Comment
  SFV16508  Carpobrotus chilensis K. Tajbakhsh 1996-3-17 13 San Luis Obispo San Simeon. Coast Guard station approximately 8 miles north of Hearst Castle. Comment
  SDSU6426  Carthamus creticus D. F. Howe 1967-8-14 4374 San Luis Obispo Arroyo Grande. 37 Comment
  OBI79874  Carthamus lanatus David J. Keil 2012-7-18 31453 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  SBBG46845  Castilleja affinis L. W. Edge 1972-4-4 103 San Luis Obispo Black Hill, Morro Bay Comment
  OBI5604  Castilleja affinis Sharon Jochums 1974-5-19 214 San Luis Obispo Arroyo de la Cruz just W of hwy 1 Comment
  OBI56754  Castilleja affinis subsp. affinis David J. Keil, with V. L. Holland 1999-6-9 28365 San Luis Obispo Camp Roberts. In area with approximate 100 m radius of intersection of F1 Road and D34 Road (ca. 35 deg. 44.734'N x 120 deg. 50.118'W) 366 Comment
  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
  OBI58871  Castilleja affinis subsp. affinis David J. Keil 1998-6-1 27589 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  JEPS7430  Castilleja ambigua subsp. insalutata R. F. Hoover 1950-5-30 7947 San Luis Obispo just s Mouth of Arroyo de la Cruz Comment
  SBBG106795  Castilleja attenuata C. B. Hardham 1956-5-13 685 San Luis Obispo Black Mtn, Highland District Comment
  OBI65022  Castilleja brevistyla Greg Wilvert 2005-4-6 186 San Luis Obispo SE Half of the Caliente Range. S end of Horse Cyn, 4.3 km N of New Cuyama 655 Comment
  OBI9401  Castilleja densiflora subsp. obispoensis Fred W. Rush May 1956 120 San Luis Obispo SE Mt. SLO Comment
  OBI69480  Castilleja densiflora subsp. obispoensis Jody Olson 2005-4-12 s.n. San Luis Obispo Camp San Luis Obispo: Range B about 100 m N of bldg. UTM E 709263 N 3913612 Site B Comment
  OBI37879  Castilleja exserta David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18617 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
  UCR163625  Castilleja exserta subsp. exserta George K. Helmkamp, E. A. Helmkamp 2005-3-25 9208 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  JEPS17363  Castilleja exserta subsp. exserta Rimo Bacigalupi with G. Thomas Robbins 1954-5-13 4457 San Luis Obispo 2.1 mi w Nipomo; Nipomo Mesa Comment
  SBBG118050  Castilleja exserta subsp. exserta M. Petroelje 1998-4-28 San Luis Obispo 1.57 mi N of Kern Rd from intersection with Chorro Valley Rd, across from Echo Range; Camp San Luis Obispo 240 Comment
  RSA43150  Castilleja foliolosa Robert F. Hoover 1947-3-26 6771 San Luis Obispo Price Canyon. Comment
  SBBG104921  Castilleja foliolosa M. D. Proctor, E. A. Young 1993-3-18 ROB 240 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  UC1063291  Castilleja foliolosa E. Armstrong 1934-4-1 1140 San Luis Obispo 6 mi w Simmler; La Panza Quad. 609 Comment
  UC454825  Castilleja foliolosa Unangst 1906-5-9 694 San Luis Obispo Oak Park Comment
  RSA585658  Castilleja foliolosa M. D. Proctor, E. A. Young 1993-3-18 ROB- 241 San Luis Obispo Sulphur Spring Road; in middle of Area R. Comment
  OBI9658  Castilleja miniata var. miniata Robert F. Hoover 1947-8-8 7357 San Luis Obispo Oceano Comment
  OBI9664  Castilleja miniata var. miniata Robert F. Hoover 1947-7-18 7315 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC241095  Castilleja mollis Lewis S. Rose 1950-5-13 50125 San Luis Obispo Oso Flaco Lake region Comment
  OBI9648  Castilleja plagiotoma Robert F. Hoover 1952-5-24 8205 San Luis Obispo Caliente Mt Comment
  UCR15491  Castilleja rubicundula subsp. lithospermoides George K. Helmkamp 1978-6-3 s.n. San Luis Obispo Central Coast, Baywood Park Comment
  CAS-BOT-BC38214  Caulanthus anceps Gertrude Sinsheimer 1932-3-1 s.n. San Luis Obispo Cholame. Comment
  CAS-BOT-BC38221  Caulanthus anceps Roxana S. Ferris 1935-3-21 9031 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Roble Road. Comment
  JEPS18132  Caulanthus anceps Rimo Bacigalupi with G. T. Robbins and H. and L. Mason 1956-3-30 5559 San Luis Obispo in a triangular field formed by junction of Calif. Hwy. 41; Cholame Valley 350 Comment
  UCSB17403  Caulanthus anceps 1962-3-29 San Luis Obispo At the western edge of the Carrizo Plain, about 9 miles south by southwest of Simmler 609 Comment
  CAS-BOT-BC38291  Caulanthus californicus Charles M. Belshaw 1936-4-2 1788 San Luis Obispo California Forest and Range Experiment Station. Carrizo Plain, 13 miles southeast of Soda Lake. 637 Comment
  OBI14923  Caulanthus coulteri Robert F. Hoover 1967-4-16 10476 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI30154  Caulanthus coulteri Robert J. Rodin 1962-4-1 6834 San Luis Obispo About 4 mi E of Cholame Comment
  UC1126954  Caulanthus coulteri var. lemmonii E. Armstrong 1934-4-1 1092 San Luis Obispo 6 mi ne Pozo; Pozo Quad. Comment
  OBI14906  Caulanthus inflatus Robert F. Hoover 1967-4-9 10394 San Luis Obispo Elkhorn Scarp Comment
  OBI77724  Caulanthus inflatus Craig Woods 1978-3-26 11 San Luis Obispo Carrizo Plain, Sim soda lake rd, 1/4 mi past its intersection with Arrowbear trl 671 Comment
  OBI28845  Caulanthus lasiophyllus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14468 San Luis Obispo Rd at S end of Soda lake ca 1/4 mi E of Soda Lake Rd Comment
  UCD164123  Caulanthus lemmonii N. Ivalu Cacho; Sharon Y. Strauss 2010-5-3 IC-SS 68 - San Luis Obispo San Luis Obispo County: Davis Rd, by Jct. Hwy 41- Hwy 46 (1 mi E of Cholame); 50 m N of oak along road. 359 Comment
  OBI14881  Caulanthus lemmonii Robert F. Hoover 1967-4-15 10454 San Luis Obispo Cyn W of "Cottonwood Cyn bridge" lower Cuyama Valley Comment
  RSA399829  Ceanothus cuneatus subsp. fascicularis L. S. Rose 1968-4-8 68033 San Luis Obispo Baywood Park, Morro Bay 15 Comment
  SBBG112468  Ceanothus cuneatus var. cuneatus J. MacIntyre 1986-7-16 11 San Luis Obispo W Cuesta Ridge, 1.5 mi up Cuesta Ridge turnoff on US Hwy 101 548 Comment
  UC1315087  Ceanothus cuneatus var. cuneatus R. F. Hoover 1967-2-18 10227 San Luis Obispo Diablo Canyon San Luis Range Comment
  CAS-BOT-BC94837  Ceanothus cuneatus var. cuneatus R. C. Wenk 2007-4-7 587 San Luis Obispo Along Hwy. 58 going west from Carrizo Plain, about 6 miles W of Pozo Road turnoff 533 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
  OBI66701  Ceanothus cuneatus var. fascicularis Austin P. Griffiths 1987-4-29 18142 San Luis Obispo Montana de Oro State Park, Hazard Cyn Comment
  OBI69636  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, M. J. Hart 1986-2-2 s.n. San Luis Obispo Montana de Oro, Hazard Cyn sand hills on South rim Comment
  OBI66838  Ceanothus cuneatus var. ramulosus Austin P. Griffiths 1987-4-29 18169 San Luis Obispo Cuesta Ridge; At Target Range road jctn, 1/3 way in Comment
  OBI3364  Ceanothus cyaneus D. C. Gleason 1966-5-21 148 San Luis Obispo S perimeter of Cal Poly campus near Health center Comment
  CAS-BOT-BC49777  Ceanothus dentatus R. F. Hoover 1964-3-26 8658 San Luis Obispo Hill just south of Arroyo de la Cruz Comment
  CAS-BOT-BC64402  Ceanothus foliosus subsp. medius Clare B. Hardham 1961-4-30 6940 San Luis Obispo Santa Lucia Mountains. W. of Cuesta Pass. Comment
  SBBG68325  Ceanothus foliosus var. medius M. Van Rensselaer 1938-4-10 462 San Luis Obispo N side of Cuesta Pass Comment
  SBBG94113  Ceanothus foliosus var. medius S. A. Junak 1990-4-26 4216 San Luis Obispo E edge of Cuesta Ridge Botanical Area, N of USFS Rd 29S11.3, ca. 2.7 mi W of US Hwy 101, on W side of access rd to KSBY TV towers, ca. 60 m N of locked gate 731 Comment
  CDA17856  Ceanothus foliosus var. medius Austin Griffiths, G. F. Hrusa 1987-5-2 18163 San Luis Obispo West Cuesta Ridge. 0.25 mi down from radio tower. 609 Comment
  OBI10520  Ceanothus foliosus var. medius Robert J. Rodin 1962-5-11 6869 San Luis Obispo About 4 mi NW of Cuesta Summit, (beyond TV Towers in old burn) 4 mi N of San Luis Obispo Comment
  UC1083208  Ceanothus impressus Herbert L. Mason 1936-3-7 10991 San Luis Obispo Nipomo Mesa, 2 mi W of Nipomo Comment
  OBI10420  Ceanothus maritimus Robert F. Hoover 1950-1-15 7759 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI10424  Ceanothus maritimus Robert F. Hoover 1948-5-16 7529 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  UCD123861  Ceanothus maritimus D. O. Burge 2007-4-24 887 e San Luis Obispo San Luis Obispo Co.: Roadside on Hwy 1, 0.5 road miles (0.8 km) north of bridge over Arroyo de los Chinos (1.8 road miles north of bridge over Arroyo de la Cruz), State Park property on the west side of Hwy 1, 28.2 km 311 deg. (True) WNW of Cambria. 23 Comment
  UCSC010730  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  UC1071343  Ceanothus oliganthus var. sorediatus T. M. Hendrix 1937-4-23 87 San Luis Obispo 1.4 mi nw Hi Mt.; Pozo quad. 548 Comment
  CAS-BOT-BC51569  Ceanothus oliganthus var. sorediatus Roxana S. Ferris 1929-4-13 7517 San Luis Obispo foot of the Cuesta Grade, northern side Comment
  OBI75657  Ceanothus oliganthus var. sorediatus Aart C. deVos 1963-4-20 67 San Luis Obispo Cuesta Ridge Comment
  RSA66859  Ceanothus oliganthus var. sorediatus P. A. Munz 1951-4-13 16304 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 Comment
  UCSB43833  Ceanothus oliganthus var. sorediatus Magney, David 1982-4-23 San Luis Obispo on forest service road 29s11 1/10 mile west of Highway 101 on Cuesta Pass 467 Comment
  UC1276259  Ceanothus papillosus R. F. Hoover 1964-5-15 8890 San Luis Obispo s San Carpoforo Creek (Pine Tope Mt.); s of San Carpoforo Creek, Pine Top Mt. Comment
  UC1602796  Ceanothus papillosus T. S. Brandegee June 1889 53 San Luis Obispo San Simeon Comment
  CHSC79560  Ceanothus papillosus var. roweanus G. F. Hrusa; A. P. Griffiths 1987-5-3 5336 San Luis Obispo Central California. The Montana de Oro Region. On summit of Buchon Ridge immed. W of Coon Creek Cyn. 274 Comment
  RSA175243  Ceanothus papillosus var. roweanus Robert F. Thorne, Percy C. Everett 1963-4-20 31606 San Luis Obispo On Cuesta Ridge, about 4 miles SE of Cuesta Summit. 854 Comment
  CAS-BOT-BC52269  Ceanothus thyrsiflorus Ernest C. Twisselmann 1967-4-27 12927 San Luis Obispo South side of San Carpoforo Creek 53 Comment
  SBBG110053  Ceanothus thyrsiflorus var. griseus C. B. Hardham 1967-3-18 14382 San Luis Obispo Diablo Cyn Comment
  UCSB21224  Ceanothus thyrsiflorus var. griseus Jensen, K. 1967-3-18 San Luis Obispo Diablo Canyon, about 1 mi. from the ocean. Comment
  SBBG44294  Ceanothus thyrsiflorus var. thyrsiflorus R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo 0.5 mi E of St Hwy 1, Arroyo de la Cruz, Hearst Ranch 60 Comment
  SD143578  Centaurea calcitrapa R. D. Goeden, D. W. Ricker 1972-6-20 San Luis Obispo South of San Luis Obispo, east side of Highway 101, south of San Luis Bay Drive at crossing of San Luis Obispo Creek, near Avila Beach 74 Comment
  OBI51890  Centaurea cyanus D. R. Miller 1991-5-31 915 -W San Luis Obispo Along ridge rd, between Hearst gate and Pine Mtn gate Comment
  SBBG132329  Centaurea melitensis D. Keil, T. Teed, Mariko Uchida 2001-6-15 29600 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  UC1119127  Centaurea melitensis N. K. Carlson 1936-3-19 159 San Luis Obispo 1.9 mi ese of Picacho; Arroyo Grande 175 Comment
  OBI3785  Centaurea melitensis Elizabeth Rudd 1971-6-10 302 San Luis Obispo 3 I NE of Santa Margarita 366 Comment
  UC1123403  Centaurium davyi T. M. Hendrix 1937-6-3 245 San Luis Obispo 2.75 mi nw El Dorado School; Pozo Quad. 533 Comment
  CAS-BOT-BC288663  Centromadia fitchii R. F. Hoover 1965-9-19 9620 San Luis Obispo W edge of Carrizo Plain, W of Simmler Comment
  CAS-BOT-BC279317  Centromadia pungens subsp. pungens R. F. Hoover 1965-9-19 9616 San Luis Obispo Near San Juan River, La Panza Ranch Comment
  OBI60909  Centromadia pungens subsp. pungens David J. Keil 2002-6-13 s.n. San Luis Obispo San Luis Obispo. Along railroad tracks paralleling California Blvd. between Foothill bvld and Hathway Ave 82 Comment
  HSC91824  Cerastium glomeratum Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro, along Eastern Boundary Trail Comment
  OBI19057  Ceratonia siliqua Jack M. Farrell 1955-2-21 34 San Luis Obispo Cal Poly Campus Comment
  OBI38185  Ceratophyllum demersum Eric Wise 1983-10-25 1854 San Luis Obispo Creston Lake. Approx 1/2 mi S of Creston Comment
  OBI37718  Cercocarpus betuloides Rhonda Riggins 1985-3-17 1496 San Luis Obispo Los Padres Natl Forest Comment
  SBBG108043  Cercocarpus betuloides var. betuloides C. B. Hardham 1956-2-23 142 San Luis Obispo Cerro Alto Comment
  SBBG94472  Cercocarpus betuloides var. betuloides S. A. Junak 1990-4-17 4181 San Luis Obispo Cuesta Ridge, just N of main rd (USFS Rd 29S11.3) at W boundary of Cuesta Ridge Botanical Area, ca. 0.5 mi W of W boundary sign for Botanical Area, ca. 5.7 mi W of Hwy 101 746 Comment
  UC1127835  Cercocarpus betuloides var. betuloides H. C. Lee 1936-5-14 620 San Luis Obispo 1/2 mi s of Loma Pelona School 274 Comment
  CAS-BOT-BC147724  Cercocarpus betuloides var. traskiae R. F. Hoover 1964-6-6 8937 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  OBI10209  Cercocarpus montanus var. glaber A. Ahmad 1963-4-21 12 San Luis Obispo San Luis Obispo Gardens Comment
  OBI16807  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1947-3-30 6829 San Luis Obispo 10 mi S of Creston on La Panza Rd Comment
  OBI81361  Chaenactis glabriuscula var. glabriuscula Jason Dart, A. Weichert 2010-4-1 356 San Luis Obispo Palo Prieto Conservation Bank, Lake Parcel. 713 Comment
  SBBG107884  Chaenactis glabriuscula var. glabriuscula C. B. Hardham 1957-6-17 2240 San Luis Obispo Tassajera Cyn Comment
  CAS-BOT-BC277610  Chaenactis glabriuscula var. lanosa R. F. Hoover 1947-3-29 6798 San Luis Obispo 5 mi. e. of Creston on La Panza road Comment
  CAS-BOT-BC277611  Chaenactis glabriuscula var. lanosa R. F. Hoover 1947-4-2 6864 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  OBI16842  Chaenactis glabriuscula var. lanosa Robert F. Hoover 1947-4-2 6864 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  RSA101057  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1954-3-23 12711 San Luis Obispo Along roadside west of Estrella near junction with U. S. Highway 101 at San Miguel Comment
  CAS-BOT-BC279638  Chaenactis stevioides R. F. Hoover 1967-3-22 10257 San Luis Obispo Temblor Range east of Soda Lake, in second large canyon north from Crocker Grade Comment
  SBBG118261  Chamaesyce serpillifolia subsp. serpillifolia M. Wetherwax, E. Painter, J. Froland 2000-4-20 SLO 104 San Luis Obispo W side of seep, slope below and S of large serpentine outcrop W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  RSA0019337  Chamomilla suaveolens Greg Wilvert 2005-5-11 399 San Luis Obispo Southeast half of the Caliente Range: 100m NW of Semper Spring. 870 Comment
  OBI80550  Chasmanthe floribunda Josh Walker 2013-2-15 4 San Luis Obispo Wooded bank 20 ft west of 101 South and Monterey exit. 71 Comment
  CAS-BOT-BC70089  Cheilanthes covillei R. F. Hoover 1965-12-14 9729 San Luis Obispo 5 mi. se. of Santa Margarita, near summit on road between Rinconada Creek and Salinas River Comment
  OBI79780  Chenopodium album David J. Keil 2012-7-18 31456 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  OBI38187  Chenopodium album Eric Wise 1983-10-25 1857 San Luis Obispo Creston Lake. Approx 1/2 mi S of Creston; 1/2 mi S of lake proper in small pond Comment
  HSC91818  Chenopodium californicum Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro Comment
  RSA0043124  Chenopodium californicum Greg Wilvert 2005-4-5 149 San Luis Obispo 300 m N of Wells Spring. 884 Comment
  OBI4176  Chenopodium littoreum Julie R. Potter 1969-6-29 51 San Luis Obispo Morro Bay State park Comment
  OBI17233  Chenopodium pratericola Robert F. Hoover 1969-7-13 11467 San Luis Obispo Salinas River bed at Atascadero Comment
  OBI80368  Chenopodium strictum subsp. glaucophyllum David J. Keil 1992-1 22989 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI54408  Chlorogalum pomeridianum var. pomeridianum Matthew Arterburn 1997-4-16 48 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp rd 792 Comment
  CAS-BOT-BC178945  Chorizanthe angustifolia Alice Eastwood; John Thomas Howell 1937-4-23 3881 San Luis Obispo Nipomo Mesa Comment
  RSA710039  Chorizanthe angustifolia George K. Helmkamp 2002-4-20 7462 -A San Luis Obispo Central Coast: 0.2 mi NW of Monarch Lane, Los Osos. 9 Comment
  UCR14853  Chorizanthe angustifolia var. angustifolia George K. Helmkamp 1975-7-26 s.n. San Luis Obispo Central Coast, Morro Beach [Bay] State Park, 0.5 mile from the ocean Comment
  CAS-BOT-BC178968  Chorizanthe biloba Ernest C. Twisselmann 1954-6-3 1316 San Luis Obispo Hills at Summit of Palo Prieta Canyon, 7 miles S of Cholame. Temblor Range and the Western San Joquin Valley 670 Comment
  CAS-BOT-BC178973  Chorizanthe biloba Ernest C. Twisselmann 1954-5-12 1217 San Luis Obispo Palo Prieta Summit, 7 miles S of Cholame. Temblor Range and the Western San Joquin Valley 640 Comment
  OBI11253  Chorizanthe biloba Robert F. Hoover 1949-6-4 7742 San Luis Obispo Palo Prieto Pass Comment
  SBBG117490  Chorizanthe biloba var. biloba M. Wetherwax, E. Painter 2001-6-13 CR 252 San Luis Obispo above boundary rd at S end of installation, above San Marcos Crk; Camp Roberts 300 Comment
  UCD99652  Chorizanthe biloba var. biloba P. Schiffman 1995-6-16 s.n. San Luis Obispo San Luis Obispo County: Los Padres National Forest, roadside along Hwy 58 in Coast Range a few miles W of the Carrizo Plain Natural Area. Comment
  CAS-BOT-BC191780  Chorizanthe breweri Marcus E. Jones 1882-5-6 3234 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC191792  Chorizanthe breweri R. F. Hoover 1946-6-15 6144 San Luis Obispo Reservoir Canyon Comment
  HSC37453  Chorizanthe breweri J. D. Ackerman, A. M. Montalvo 1975-6-24 505 San Luis Obispo Cerro Alto campground off Hwy. 41 between Atascadero and Morro Bay in Santa Lucia Mtns. Comment
  CAS-BOT-BC191781  Chorizanthe breweri Clare B. Hardham 1958-5-13 3289 San Luis Obispo Cerro Alta. Santa Lucia Mountains Comment
  UCR42879  Chorizanthe coriacea David J. Keil 1985-5-5 18755 San Luis Obispo Central Coast, Black Lake Canyon on Nipomo Mesa SE of Oceano 61 Comment
  OBI20267  Chorizanthe diffusa Ann McBeth 1979-4-25 4 San Luis Obispo Indian Knob, 4 mi N of Pismo Beach Comment
  OBI58025  Chorizanthe diffusa David J. Keil, with V. L. Holland 1992-5-28 23160 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  CAS-BOT-BC191247  Chorizanthe douglasii Ernest C. Twisselmann 1967-5-8 13011 San Luis Obispo Slope N of Shell Creek. La Panza Range 487 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
  RSA115605  Chorizanthe douglasii E. C. Twisselmann 1955-5-27 2024 San Luis Obispo La Panza Range. 595 Comment
  UC652644  Chorizanthe obovata Roxana S. Ferris 1939-6-9 9777 San Luis Obispo on Templeton Road one and one eighth mi w Creston; w of Creston Comment
  UC771748  Chorizanthe obovata R. F. Hoover 1946-6-23 6195 San Luis Obispo Huasma district Comment
  UC454071  Chorizanthe palmeri Roadhouse 413 San Luis Obispo Prefumo Canyon Comment
  CAS-BOT-BC252743  Chorizanthe palmeri R. F. Hoover 1948-6-29 7552 San Luis Obispo Lower Tar Srping Creek Comment
  UCD77536  Chorizanthe palmeri Robert E. Preston 1999-7-9 1225 San Luis Obispo San Luis Obispo County: S slope of Cuesta Ridge, ca. 0.25 mi N of RR tracks, UTM 3913700 N, 713150 E 365 Comment
  RSA140019  Chorizanthe rectispina Clare B. Hardham 1960-6-6 s.n. San Luis Obispo Rocky Canyon east of Atascadero Comment
  SBBG93917  Chorizanthe staticoides S. A. Junak 1990-7-13 4409 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, powerline access rd, just S of second high voltage tower E of W Cuesta Ridge Rd, ca. 1.1 rd mi S of Tassajera Crk Rd 533 Comment
  UC52631  Chorizanthe uniaristata L. Jared 1822-3-4 San Luis Obispo Estrella , Estrella (South Coast Ranges) Comment
  SBBG18308  Chorizanthe ventricosa C. B. Hardham 1961-4-8 6793 San Luis Obispo Cottonwood Pass, St Hwy 41, E of Cholame Comment
Read comments
Jun 25 2019
  OBI31978  Cirsium brevistylum David J. Keil, Eric Wise 1981-5-25 14839 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC100949  Cirsium fontinale var. obispoense Alice Eastwood; John Thomas Howell 1938-6-14 5917 San Luis Obispo Prefumo Canyon, San Luis Range Comment
  OBI70542  Cirsium fontinale var. obispoense Baldo Villegas 1999-1 San Luis Obispo Comment
Read comments
Oct 26 2014
  SBBG96028  Cirsium fontinale var. obispoense D. Keil 1977-8-22 12520 San Luis Obispo Prefumo Cyn Comment
  RSA124137  Cirsium loncholepis E. R. Blakley, C. Smith 1958-8-2 5841 San Luis Obispo Road bordering Dune Lake about 2.5 miles south of Oceano Comment
  CAS-BOT-BC285450  Cirsium occidentale var. californicum Alice Eastwood; John Thomas Howell 1938-6-13 5909 San Luis Obispo Sw. of Shandon on road to Creston Comment
  CAS-BOT-BC285451  Cirsium occidentale var. californicum Clare B. Hardham 1956-6-21 974 San Luis Obispo Santa Lucia Mountains. Peachy Canyon Comment
  OBI57632  Cirsium occidentale var. californicum David J. Keil 1998-8-26 28049 San Luis Obispo Los Padres National Forest. 3 road miles NW of Rock Front Ranch turnoff from Hwy 166, along Branch Creek Rd. (35 deg. 08.192' N x 120 deg. 07.836' W). Comment
  OBI7881  Cirsium occidentale var. compactum David J. Keil 1977-2-19 11942 San Luis Obispo N of San Simeon along Calif hwy 1, 10 mi S of Monterey Co. line Comment
  CAS-BOT-BC285662  Cirsium occidentale var. occidentale Roxana S. Ferris 1953-7-24 12686 San Luis Obispo Oso Flaco Lake, ca. 3 mi. W of State Highway 1 Comment
  CDA1478  Cirsium occidentale var. venustum G. C. Fleischman 1947-7-3 s.n. San Luis Obispo Near Santa Margarita. 0 Comment
  SBBG93738  Cirsium scariosum var. loncholepis C. F. Smith 1958-8-2 5841 a San Luis Obispo Dune Lakes (White Lake?), S of Oceano Comment
  OBI51384  Cirsium vulgare Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .24 San Luis Obispo San Simeon State Park. W sect of park Comment
  CAS-BOT-BC285857  Cirsium vulgare Clare B. Hardham 1958-9-22 3976 San Luis Obispo Santa Lucia Mountains. Headwaters of San Bernardo Creek Comment
  RSA212627  Cirsium vulgare Ernest Brown 1969-7-23 s.n. San Luis Obispo Lucy Brown Place, hills west of Palo Preita Canyon, eastern part of county Comment
  OBI58322  Clarkia affinis David J. Keil 1998-6-12 27795 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  UC1122356  Clarkia affinis G. T. Nordstrom 1937-5-12 1204 San Luis Obispo 2 mi se Asuncion School; Adelaida Quadrangle Comment
  CAS-BOT-BC172285  Clarkia bottae Chester Dudley 1927-6-1 s.n. San Luis Obispo Fern Canyon, 2 miles west of Paso Robles Comment
  UC454550  Clarkia bottae I. J. Condit 1910-5-8 San Luis Obispo ridge n California Polytechnic School; San Luis Obispo Comment
  SBBG18871  Clarkia cylindrica subsp. cylindrica C. B. Hardham 1963-6-20 10833 San Luis Obispo Freeborn Mtn Comment
  SBBG95301  Clarkia cylindrica subsp. cylindrica D. Keil, R. Riggins, Kathryn Bay 1986-4-26 19265 San Luis Obispo 1.15 mi NE of jct of Elkhorn Rd on Crocker Grade Rd; Temblor Range 838 Comment
  CAS-BOT-BC172054  Clarkia cylindrica subsp. cylindrica Alice Eastwood 1928-5-17 15139 San Luis Obispo Along old road to Pozo Comment
  UC716205  Clarkia cylindrica subsp. cylindrica Roxana S. Ferris 1939-5-21 9752 San Luis Obispo 6 mi e Huerhuero Creek (on the Creston-Shandon road) Comment
  RSA201156  Clarkia modesta Clare B. Hardham 1960-4-29 5533 San Luis Obispo Atascadero Comment
  SEINET3929536  Clarkia modesta David Keil 1987-5-6 20136 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  RSA140010  Clarkia modesta Clare B. Hardham 1960-5-17 5764 -A San Luis Obispo Santa Lucia Mountains: 1 mile northwest of Bee Rock. Comment
  SD72059  Clarkia modesta Clare B. Hardham 1960-4-29 5533 San Luis Obispo North slopes, Atascaderi. Comment
  CAS-BOT-BC162490  Clarkia prostrata Ynez Whilton Winblad 1937-6-18 s.n. San Luis Obispo Cambria Comment
  CAS-BOT-BC162491  Clarkia prostrata Alice Eastwood; John Thomas Howell 1938-6-14 5943 San Luis Obispo Cambria Comment
  UC1184357  Clarkia prostrata Peter H. Raven 1958-5-25 13007 San Luis Obispo [from Harlan Lewis, 2004 annotation]: Ocean bluffs, 2.3 mi N of crossing of Arroyo de la Cruz, State Highway 1 Comment
  SBBG109857  Clarkia purpurea C. B. Hardham 1960-5-17 5760 San Luis Obispo Nipomo Mesa Comment
  SBBG104820  Clarkia purpurea subsp. quadrivulnera F. L. Johnson, E. A. Young 1993-5-23 ROB 539 San Luis Obispo 1 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG118010  Clarkia purpurea subsp. quadrivulnera E. Painter, M. Wetherwax 2000-4-19 CR 37 San Luis Obispo near E Perimeter Rd, in minor drainage and rd cut of abandoned rd; Camp Roberts 260 Comment
  UCR160292  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp 2004-5-1 8554 San Luis Obispo Central Coast, south of Arroyo Grande along Calif. Hwy 1, south of Callender Rd beside Conoco-Phillips refinery 30 Comment
  UC1071943  Clarkia purpurea subsp. quadrivulnera H. Lewis and C. Epling 1947-5-2 180 San Luis Obispo n Guadalupe Comment
  RSA495287  Clarkia purpurea subsp. viminea L. D. Gottlieb 1988-6-22 8834 San Luis Obispo West of Paso Robles, on Klau Mine Road, 0.1 mile south of intersection with Adelaida Road Comment
  CAS-BOT-BC165365  Clarkia speciosa subsp. speciosa Roxana S. Ferris 1939-6-2 9764 San Luis Obispo Willow Creek Road about 2 miles northeast of German Church on road to Adelaida, Santa Lucia Mts. Comment
  POM145499  Clarkia speciosa subsp. speciosa Alice Eastwood 1927-7-30 14990 San Luis Obispo On road from Arroyo Grande to Huasna. Comment
  SBBG5004  Clarkia speciosa subsp. speciosa H. and M. Dearing 1940-6-16 4383 San Luis Obispo 6 mi S of Pozo Comment
  UC1817083  Clarkia speciosa subsp. speciosa David D. Keck and Wm. M. Hiesey 1940-5-31 5150 San Luis Obispo 1 mi n of mouth Pico Creek (2.5 mi se of San Simeon) Comment
  UCR146288  Clarkia tembloriensis subsp. tembloriensis Robert E. Preston 1998-6-12 1122 San Luis Obispo Near base of N slope of Syncline Hill, 0.2 mi south of Hwy 58 at E end of the San Juan Grade 640 Comment
  SBBG28634  Clarkia unguiculata E. C. Twisselmann 1967-5-23 13108 San Luis Obispo Cottonwood Pass 502 Comment
  UCR160374  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2005-6-7 9538 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  UCR160968  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2005-6-12 9658 San Luis Obispo South Central Coast Range, Along Calif. Highway 229 (road to Creston), 5.5 mi N of Calif. Highway 58; beside West Branch of Huerhuero Creek 363 Comment
  OBI10798  Claytonia exigua subsp. exigua Robert F. Hoover 1958-3-22 8431 San Luis Obispo Summit of Temblor Range at Kern Co. line, Simmler-McKittrick rd Comment
  CAS-BOT-BC439585  Claytonia parviflora subsp. parviflora Ernest C. Twisselmann 1952-3-1 199 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch Comment
  UCR41872  Claytonia perfoliata C. F. Smith 1950-3-17 2577 San Luis Obispo Near Pinole Springs southeast of Shandon 367 Comment
  OBI28108  Claytonia perfoliata subsp. mexicana Allison Berry/Carrie Wilson 1982-5-9 32 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of Ca Rte 101 on CA Rte 58- Santa Margarita. Site to R of rd; 50 yds from RR tracks Comment
  SBBG104413  Claytonia perfoliata subsp. perfoliata F. L. Johnson Proctor 1993-2-19 ROB 124 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  SBBG93702  Claytonia perfoliata subsp. perfoliata S. A. Junak 1990-5-1 4282 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  UC1136726  Claytonia perfoliata subsp. perfoliata P. L. Johannsen 1936-3-21 688 San Luis Obispo 1 mi s San Luis Obispo; San Luis Obispo Quad. 76 Comment
  OBI10782  Claytonia perfoliata subsp. perfoliata J. B. Carstens 1966-4-8 9 San Luis Obispo Mtns 3 mi N of Avila Beach rd on See Cyn rd Comment
  SBBG93713  Clematis lasiantha S. A. Junak 1990-5-1 4304 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along old trail on ridge ca. 0.55 mi E of W Cuesta Ridge Rd, S of second high voltage tower E of W Cuesta Ridge Rd 579 Comment
  UC1125975  Clematis lasiantha H. C. Lee 1937-5-28 1015 San Luis Obispo 1 mi. w. Paso Robles; Paso Robles Quad. Comment
  UC729679  Clematis lasiantha Carl B. Wolf 1929-4-16 3651 San Luis Obispo 6 mi. e. Morro Bay (narrow canyon of Morro Creek) 243 Comment
  IRVC28950  Clematis ligusticifolia G. K. Helmkamp 2003-9-21 8165 San Luis Obispo Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande Central Coast 46 Comment
  OBI51255  Clematis ligusticifolia Debbie Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .6 San Luis Obispo San Simeon State Park, NE corner of park Comment
  CDA17607  Clematis ligusticifolia Austin Griffiths 1983-9-19 s.n. San Luis Obispo Arroyo Grande Creek Drainage; 8th St. & Hwy 1, Arroyo Grande Comment
  SBBG47357  Clematis ligusticifolia J. Copeland 1973-9-8 1024 San Luis Obispo near springs, 7 mi E of jct of Hwys 1 and 41 Comment
  OBI13502  Clinopodium mimuloides Robert F. Hoover 1964-7-12 9200 San Luis Obispo Cultivated at SLO. Transplanted from Lopez Cyn, where it grew on wet face of cliff Comment
  RSA17809  Collinsia bartsiifolia var. bartsiifolia Carl B. Wolf 1929-4-15 3563 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  RSA43154  Collinsia bartsiifolia var. bartsiifolia Robert F. Hoover 1947-4-25 7067 San Luis Obispo 2 miles south of Arroyo Grande. Comment
  JEPS35088  Collinsia bartsiifolia var. davidsonii R. F. Hoover 1947-4-26 7087 San Luis Obispo n Pozo; Upper Toro Creek Comment
  SBBG104918  Collinsia heterophylla M. D. Proctor, E. A. Young 1993-4-11 ROB 344 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  UCD123590  Collinsia heterophylla Frederic Hrusa 1993-5-20 11057 San Luis Obispo San Luis Obispo County: Lopez Canyon, on west side of creek, approximately 1.5 miles upstream from canyon mouth. 200 Comment
  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
  OBI59671  Collinsia sparsiflora David J. Keil, with V. L. Holland 1999-5-4 28322 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI79219  Collinsia sparsiflora David J. Keil, with Matt Ritter 2012-3-29 31232 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Road southwest of Templeton Comment
  SBBG95644  Collinsia sparsiflora var. collina D. Keil, M. Luckow 1982-3-7 15697 San Luis Obispo Tassajera Cyn, at first hill past jct of Tassajera Crk Rd And US Hwy 101 Comment
  UC1122924  Conium maculatum T. M. Hendrix 1937-6-6 281 San Luis Obispo 1 mi nw of New District School 396 Comment
  OBI82585  Convolvulus simulans David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33507 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 610 Comment
  UCR122929  Conyza bonariensis R. D. Goeden 1998-9-11 - 12 San Luis Obispo Inner Coast Range, NW of Cuyama along Hwy 166 457 Comment
  JEPS35352  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1964-8-14 9282 San Luis Obispo Oak Park District Comment
  OBI9568  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1964-6-6 8947 San Luis Obispo Ridge NW of Cuesta Pass Comment
  SBBG100096  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1968-7-17 2064 San Luis Obispo Cuesta Pass, just off US Hwy 101 at summit on rd to KSBY transmitting tower 487 Comment
  CAS-BOT-BC287797  Coreopsis bigelovii Ernest C. Twisselmann 1955-3-26 1762 San Luis Obispo Temblor Range and the Western San Joaquin Valley, 10 miles S of Shandon 426 Comment
  CAS-BOT-BC287050  Coreopsis calliopsidea R. F. Hoover 1948-4-17 7472 San Luis Obispo San Juan River S of Shandon Comment
  CAS-BOT-BC287051  Coreopsis calliopsidea Ernest C. Twisselmann 1954-4-17 1077 San Luis Obispo Temblor Range and the Western San Joaquin Valley. [Sandiago] Joe's Spring, 8 miles E of Simmler 762 Comment
  CAS-BOT-BC287125  Coreopsis douglasii R. F. Hoover 1948-4-17 7482 San Luis Obispo Camatta Canyon Comment
  OBI16656  Corethrogyne filaginifolia Robert F. Hoover 1966-9-13 10017 San Luis Obispo Cambria Comment
  UC1314919  Corethrogyne filaginifolia R. F. Hoover 1967-9-15 10866 San Luis Obispo s Oso Flaco Lake; s of Oso Flaco Lake Comment
  CAS-BOT-BC101438  Corethrogyne filaginifolia R. F. Hoover 1966-10-8 10146 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  CAS-BOT-BC101446  Corethrogyne filaginifolia Ernest C. Twisselmann 1956-11-3 3223 San Luis Obispo Service Road 0.1 mile below west end of Salinas Dam 399 Comment
  SBBG28718  Corethrogyne filaginifolia E. C. Twisselmann 1967-8-23 13562 San Luis Obispo Eben McMillan residence, Palo Prieto Cyn, SE of Cholame 701 Comment
  RSA0029468  Cortaderia selloana David J. Keil 2011-11-5 31162 San Luis Obispo Western slope of Nipomo Mesa overlooking agricultural fields. Vicinity of intersection of Mountain View Drive and Halcyon Road. 15 Comment
  OBI29373  Cotoneaster pannosus David Supkoff Unk 92 San Luis Obispo Growing on Cal Poly San Luis Obispo Campus; cultivated Comment
  SBBG118636  Cotoneaster pannosus M. Wetherwax, E. Painter 2000-11-14 SLO 165 San Luis Obispo bottom of Chorro Crk arroyo; Camp San Luis Obispo 100 Comment
  OBI38473  Cotula coronopifolia Eric Wise 1982-7-2 1606 San Luis Obispo Oso Flaco Lake Comment
  OBI32082  Crassula connata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14346 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI77985  Crassula connata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel and Richard Pimentel 1982-3-13 15724 San Luis Obispo Pennington Crk Bio Reserve, W of San luis Obispo Comment
  OBI55389  Crassula tillaea David J. Keil, with Kathleen A. Keil 1997-3-8 26077 San Luis Obispo La Panza Mts. Junction of Red Hill Road and Highway 58. Comment
  OBI68364  Crepis capillaris David J. Keil 2003-8-23 30282 San Luis Obispo Arroyo Grande. Lawn area in ornamental plantings around Wal-Mart Shopping Center (1168 W Branch Street, Arroyo Grande). Vicinity of 35.1277 deg. N x 120.5974 deg. W 49 Comment
  OBI19939  Crocanthemum scoparium Walter F. Chesebro 1979-3-10 102 San Luis Obispo Indian Knob. 2.5 mi from last gate on Davenport Crk rd Comment
  SD39872  Croton californicus Edith A. Purer 1932-8-1 4698 San Luis Obispo Morro Bay Comment
  UCR59469  Croton californicus George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI78038  Croton setiger Craig Woods 1977-9-23 67 San Luis Obispo E side of Carrizo Plain along Sim. soda lake rd, approx 6 mi SE of hwy 58 671 Comment
  SBBG107364  Cryptantha barbigera C. B. Hardham 1958-5-5 3202 San Luis Obispo Washburn Ranch, hills on W edge of Carissa Plains Comment
  OBI20700  Cryptantha barbigera Rimo Bacigalupi, R. S. Ferris & G. T. Robbins 1955-5-24 5206 San Luis Obispo E slope of Cottonwood Pass, along State hwy 41, 1.7 mi W of San Luis Obispo-Kern county line 472 Comment
  CAS-BOT-BC189421  Cryptantha circumscissa R. F. Hoover 1950-4-14 7824 San Luis Obispo N end of Elkhorn Plain Comment
  CAS-BOT-BC189417  Cryptantha circumscissa Clare B. Hardham; C. Butterworth 1960-6-4 6016 San Luis Obispo Black Mountain, E of Creston Comment
  CAS-BOT-BC189420  Cryptantha circumscissa Ernest C. Twisselmann 1957-5-3 3465 San Luis Obispo Caliente Range, Padrone Spring Canyon 762 Comment
  OBI40975  Cryptantha clevelandii David J. Keil, Dirk Walters 1986-5-2 19301 San Luis Obispo Santa Lucia Mts. Just N of San Luis Obispo in Reservoir cyn. 305 Comment
  SBBG118627  Cryptantha clevelandii E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 73 San Luis Obispo upstream from Twin Bridges, near Nacimiento River; Camp Roberts 180 Comment
  SBBG30899  Cryptantha clevelandii R. N. Philbrick 1968-6-7 San Luis Obispo just N of Oso Flaco Lake Comment
  UC2027242  Cryptantha clevelandii David Keil 1988-3-19 20428 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  OBI77605  Cryptantha clevelandii var. clevelandii David J. Keil 1981-6-20 14897 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  RSA166966  Cryptantha clevelandii var. florosa E. R. Chandler 1962-6-15 856 San Luis Obispo Adjacent to Oso Flaco Lake. 15 Comment
  SBBG85592  Cryptantha clevelandii var. florosa C. F. Smith 1962-8-7 8040 San Luis Obispo Oso Flaco Lake Comment
  OBI20739  Cryptantha flaccida Robert F. Hoover 1953-5-17 8320 San Luis Obispo Head of "Skunk Well" cyn, Temblor Range Comment
  UC1063964  Cryptantha intermedia E. Armstrong 1934-4-1 1136 San Luis Obispo 10 mi se Santa Margarita; San Luis Obispo Quad. 457 Comment
  OBI58256  Cryptantha leiocarpa Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; ca midway betw. Oso Flaco crk and Santa Maria River Comment
  OBI77607  Cryptantha leiocarpa E. R. Chandler 1963-6-23 1321 San Luis Obispo Lee side or protected areas on sand dunes nearest ocean, Oso Flaco Lake Comment
  RSA166509  Cryptantha leiocarpa E. R. Chandler 1963-6-23 1321 San Luis Obispo Oso Flaco Lake. Comment
  UCR248800  Cryptantha leiocarpa Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7243 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, '4-pond Valley', Colorado Pond, c. 80 m from south refuge boundary 17 Comment
  RSA0037451  Cryptantha microstachys LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6489 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
  UC79354  Cryptantha microstachys L. Jared San Luis Obispo Estrella Comment
  OBI78835  Cryptantha muricata Lizz Silva, Alonzo Llamas, Matthew Mattson, Riley Shiraishi 2014-4-24 1 San Luis Obispo Next to high voltage energy sign on Prospect Fire Look Out Tower - 20 minute hike up dirt road from paved street 468 Comment
  UC1063834  Cryptantha muricata B. Bolt 1936-5-25 734 San Luis Obispo 2.75 mi ene Santa Margarita; San Luis Obispo Quad. 335 Comment
  OBI42926  Cryptantha muricata Jan Johnson, Melissa Boggs 1986-5-11 18 San Luis Obispo Los Padres Natl Forest. E Cuesta Ridge about 12 mi N of San Luis Obispo, of hwy 101 Comment
  UC652696  Cryptantha nemaclada Roxana S. Ferris 1939-5-25 9757 San Luis Obispo 3 mi e Templeton (hills just s of Templeton-Creston road) Comment
  SBBG28769  Cryptantha nevadensis I. W. Clokey, C. B. Clokey 1937-4-13 5823 San Luis Obispo SE corner of county 800 Comment
  SEINET10455969  Cryptantha oxygona Ira W. Clokey, Cleora B. Clokey 1937-4-13 Clokey 5825 San Luis Obispo South east corner San Luis Obispo Co. Brushy meadow. 800 Comment
  RSA195843  Cucurbita palmata E. C. Twisselmann 1967-9-16 13705 San Luis Obispo Grants Lake, Choice Valley Road, eastern San Luis Obispo County. 579 Comment
  OBI27235  Cupaniopsis anacardioides David J. Keil 1977-3-5 11960 San Luis Obispo Street tree in San luis Obispo downtown area Comment
  MACF019833  Cupressus macrocarpa Michael C. Bondello 1975-4-20 2 San Luis Obispo Baywood Park Pier, 3 mi. south of Morro Bay 60 Comment
  JEPS97097  Cupressus sargentii F. L. Johnson and M. D. Proctor 1993-2-21 ROB 165 San Luis Obispo Pick and Shovel Mine Camp San Luis Obispo Comment
Read comments
1
  CAS-BOT-BC215975  Cuscuta californica Ernest C. Twisselmann 1952-6-21 392 San Luis Obispo 4 miles south of U.S. 466, Palo Prieta Canyon, Temblor Range and the Western San Joaquin Valley 487 Comment
  UC455999  Cuscuta campestris I. J. Condit 1908-7-17 San Luis Obispo Chino Comment
Read comments
Aug 6 2014
  RSA212262  Cuscuta ceanothi Robert F. Hoover 1946-9-15 6401 San Luis Obispo Rinconada district, between Santa Margarita and Pazo, in area of serpentine. Comment
  OBI80047  Cynosurus echinatus David J. Keil, with Lynne Dee Althouse 2002-5-2 29863 San Luis Obispo Santa Margarita Ranch Comment
  CAS-BOT-BC114476  Cyperus eragrostis Ernest C. Twisselmann 1954-11-7 1652 San Luis Obispo Chris Twisselmann Ranch Comment
  OBI17406  Cyperus eragrostis Kamran Alavi 1977-8-8 2 San Luis Obispo Cerro Ramauldo St 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
  OBI60930  Cyperus niger David J. Keil 2002-9-12 29921 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-BC114041  Cyperus squarrosus Clare Butterworth Hardham 1958-7-22 3757 San Luis Obispo Damp roadside edges, Atascadero Comment
  UCSB17767  Cyperus squarrosus Hardham, Clare 1958-7-22 San Luis Obispo Atascadero, Santa Lucia Mountains Comment
  SFV16232  Cytisus striatus M. Sorenson 1996-3-16 2 San Luis Obispo North of San Simeon at edge of development. 30 Comment
  OBI65842  Danthonia californica D. R. Miller 1994-5-20 594 -365 San Luis Obispo Pine Mt Region. In front of main house at Will Hearst Property; Marmelejo Crk drainage 700 Comment
  OBI9199  Datura wrightii Robert F. Hoover 1966-10-7 10123 San Luis Obispo Cuyama River at mouth of Chimney Cyn Comment
  SBBG127210  Datura wrightii D. Keil, M. Perry, J. Dart 2010-7-5 30909 San Luis Obispo Carrizo Plain WSW of Carissa Plains Elementary School, S of St Hwy 58 620 Comment
  OBI16276  Deinandra corymbosa Robert F. Hoover 1947-8-10 7367 San Luis Obispo Osos Valley Comment
  OBI31631  Deinandra fasciculata Smeltzer, Turnquist 1982-5-7 112 San Luis Obispo NE side of Laguna Lake Park Comment
  SBBG94022  Deinandra fasciculata S. A. Junak with T. J. Ayers 1989-6-28 4091 San Luis Obispo Cuesta Ridge Botanical Area, N of main rd (USFS Rd 29S11.3) just NW of KSBY Television towers, ca 2.7 mi W of Hwy 101 746 Comment
  OBI16259  Deinandra halliana Robert F. Hoover 1949-5-1 7654 San Luis Obispo Cholame Valley, at jctn of Cottowood and Polonio Pass rd Comment
  SD71130  Deinandra halliana R. F. Hoover 1949-5-1 7654 San Luis Obispo Cholame Valley at junction of Cottonwood and Polonio Pass roads. Comment
  CAS-BOT-BC299398  Deinandra increscens subsp. increscens Alice Eastwood 1927-7-29 14962 San Luis Obispo Morro Comment
  OBI16148  Deinandra increscens subsp. increscens Robert F. Hoover 1965-9-22 9635 San Luis Obispo Santa Lucia Range. San Bernardo Crk E of Morro Bay Comment
  OBI16162  Deinandra increscens subsp. increscens Robert F. Hoover 1947-8-10 7366 San Luis Obispo Osos Valley Comment
  OBI59242  Deinandra increscens subsp. increscens G. F. Hrusa 1998-7-21 14746 San Luis Obispo South Coast Ranges. Price Cyn Rd 2 mi Sw of intersection with hwy 227 at Edna. USGS Quad. Arroyo Grande NE 7.5 95 Comment
  SBBG61019  Deinandra increscens subsp. increscens M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1069554  Deinandra increscens subsp. increscens N. K. Carlson 1936-3-18 122 San Luis Obispo 1 mi e Nipomo Hill; Arroyo Grande Quad. Comment
  SDSU4574  Deinandra lobbii D. F. Howe 1962-7-23 3348 San Luis Obispo 9.5 miles from Paso Robles on road to Nacimiento Lake. 305 Comment
  OBI69484  Deinandra paniculata David J. Keil 2008-8-30 30557 San Luis Obispo Porter Ranch Road south of Huasna Townsite, ca. 2 miles south of Huasna Creek bridge. Comment
  CHSC44058  Deinandra pentactis L. P. Janeway; Jean Witzman 1988-4-29 2643 San Luis Obispo In side cyn 1/4 mi W of Shedd Cyn ca 4 mi S of Creston-Shandon Rd (hwy 41). 396 Comment
  CAS-BOT-BC292053  Deinandra pentactis R. F. Hoover 1965-9-15 9562 San Luis Obispo About 4 miles north of Pozo Comment
  OBI16125  Deinandra pentactis Robert F. Hoover 1969-9-9 11577 San Luis Obispo Santa Lucia Range. 4 mi W of Paso Robles on rd to Nacimiento Dam Comment
  UCD131170  Deinandra pentactis L. P. Janeway 1988-4-10 2743 San Luis Obispo San Luis Obispo County: near Middle Ranch Huerhuero Cr. ca. 3.5 miles south of Creston. 388 Comment
  UCSB24772  Deinandra pentactis Tanowitz, Barry 1974-8-15 San Luis Obispo At junction of El Camino and San Anselmo Rd. on south roadside, Atascadero Comment
  OBI79962  Delosperma litorale David J. Keil, with V. L. Holland 2013-6-12 31796 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  CAS-BOT-BC9189  Delphinium cardinale Denise Des Laurier 1965-6-26 s.n. San Luis Obispo Mt. Springs Canyon, west of Paso Robles 304 Comment
  OBI65127  Delphinium gypsophilum Greg Wilvert 2005-5-10 391 San Luis Obispo SE Half of the Caliente Range. Horse Cyn Comment
  OBI10606  Delphinium gypsophilum Robert F. Hoover 1969-5-20 11320 San Luis Obispo Upper Las Tablas Crk Comment
  OBI10649  Delphinium gypsophilum Rimo Bacigalupi, G. Thomas Robbins & R. S. Ferris 1955-5-23 5189 San Luis Obispo along rd from Creston to Shandon, 4.5 mi N of Creston Cemetary 457 Comment
  SBBG117454  Delphinium gypsophilum subsp. parviflorum E. Painter, M. Wetherwax 2001-5-16 CR 240 San Luis Obispo above Boy Scout Rd, above Nacimiento River; Camp Roberts 194 Comment
  OBI78761  Delphinium parryi Michael Walgren 2014-4-14 399 San Luis Obispo Chevron Oil Company property east of Del Mar Park in the City of Morro Bay. 126 Comment
  UC75781  Delphinium parryi subsp. blochmaniae Herbert Waterman April 1895 San Luis Obispo Los Berros Comment
Read comments
May 31 2007
  CAS-BOT-BC7861  Delphinium parryi subsp. blochmaniae Mrs. R. W. Summers s.n. San Luis Obispo Oso Flacco Comment
  CAS-BOT-BC7868  Delphinium parryi subsp. blochmaniae R. F. Hoover 1969-5-3 11296 San Luis Obispo 3 mi. W of Nipomo Comment
  RSA398769  Delphinium parryi subsp. blochmaniae Lester Rowntree 1930-08 s.n. San Luis Obispo Coastal mesa Comment
  OBI10623  Delphinium parryi subsp. parryi Eben McMillan 1952-5-25 131 San Luis Obispo Choice Valley, 1 mi S 8 mi E Shandon Comment
  OBI54422  Delphinium parryi subsp. parryi Matthew Arterburn 1997-4-8 31 San Luis Obispo 1.3 mi on Red Hill Rd off hwy 58 610 Comment
  UC1785046  Delphinium patens subsp. hepaticoideum Robert F. Hoover 1952-5-24 8217 San Luis Obispo Caliente Mountain, near hioghest peak Comment
  RSA790121  Delphinium recurvatum Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-4-13 6 San Luis Obispo South Coast Rangers; Carrizo Plain; North of Carrizo Plain National Monument; valley floor. South of Highway 58, approx. 360 ft north of Belmont Trail from Camarillo Rd intersection. 599 Comment
  JEPS23375  Delphinium recurvatum W. L. Jepson 1932-4-3 16207 -a San Luis Obispo about 4 mi s Simmler; Carrizo Plain 579 Comment
  UC1953256  Delphinium umbraculorum Matt Paradis with Andy Dollahite and Kelli Allred 2002-3-3 13 San Luis Obispo 1/2 mile from Little Falls Creek Trailhead off Upper Lopez Canyon Road Comment
  JEPS60634  Delphinium variegatum subsp. variegatum W. L. Jepson 1927-4-26 11978 San Luis Obispo on road to Pozo 4-5 mi e Santa Margarita 381 Comment
  OBI11822  Dendromecon rigida Mrs. R. F. Hoover 1962-1-13 6 San Luis Obispo Arroyo Grande Comment
  OBI22308  Deschampsia elongata Robert F. Hoover 1947-5-4 7122 San Luis Obispo Cambria Comment
  OBI46213  Deschampsia elongata David J. Keil 1982-6-27 16318 San Luis Obispo Hills overlooking Los Osos from the south Comment
  OBI77651  Descurainia pinnata Craig Woods 1978-4-3 33 San Luis Obispo Carrizo Plain, 1 mi NW of Soda lake san diego cr rd, along SIm. soda lake san diego cr rd 579 Comment
  UC55695  Descurainia pinnata subsp. menziesii Mrs. R. W. Summers San Luis Obispo Comment
  OBI64460  Descurainia sophia David J. Keil 2001-5-10 29426 San Luis Obispo Bitterwater Road, 3.1 miles north from Highway 58. Vicinity of 35.41658 deg. N x 120.09424 deg. W. 637 Comment
  UCR29922A  Dicentra chrysantha Melissa Luckow, R. Riggins 1982-5-14 877 San Luis Obispo Hwy 58. 0.8 mi west of Huero-Huero Rd, 2.2 mi west of Crest O'Donovon Rd 473 Comment
  SBBG119478  Dichelostemma capitatum subsp. capitatum J. Olson 2002-4-3 San Luis Obispo Cerro Romualdo, off rd just past jct with new, manmade, illicit, unmapped trail; Camp San Luis Obispo Comment
  CAS-BOT-BC150427  Diplacus aurantiacus L. R. Abrams 1937-7-30 13727 San Luis Obispo Cambria Comment
  SBBG93742  Diplacus aurantiacus S. A. Junak 1990-7-12 4388 San Luis Obispo W Cuesta Ridge, in saddle at W end of Cuesta Ridge Botanical Area, on N side of W Cuesta Ridge Rd 725 Comment
Read comments
May 13 2013
  CAS-BOT-BC152498  Diplacus aurantiacus Francis W. Pennell 1940-5-9 25343 San Luis Obispo Route 101 North of Pismo Beach 30 Comment
  CAS-BOT-BC153175  Diplacus fremontii Clare B. Hardham 1961-4-26 6921 San Luis Obispo Franklin Creek west of [Adelaide] Adelaida Comment
  SEINET8226634  Diplacus rattanii Clare B. Hardham 1961-4-17 6839 San Luis Obispo Pine Mt. 1006 Comment
  CAS-BOT-BC195704  Distichlis spicata R. F. Hoover 1964-8-13 9229 San Luis Obispo Mouth of Morro Creek Comment
  UC2027182  Distichlis spicata Greg Wilvert 2005-6-14 478 San Luis Obispo Southeast Half of the Caliente Range: Canyon to the E of Quail Canyon Comment
  OBI43365  Distichlis spicata Eric Wise 1981-6-27 785 San Luis Obispo Cuyama river, Pine cyn forest Service stn Comment
  OBI43367  Distichlis spicata Eric Wise 1981-6-7 475 San Luis Obispo Rancho Riconado, 23.1 mi W of New Cuyama Comment
  UC1872952  Distichlis spicata David Keil 2001-5-10 29441 b San Luis Obispo Palo Prieto Canyon, beside Bitterwater Valley Road, about 0.4 - 0.7 mi W fom Kern Co. line 505 Comment
  SEINET3928484  Distichlis spicata var. nana R. F. Hoover 1965-9-19 9627 San Luis Obispo Carrizo Plain, on west side of Soda Lake.; 0 Comment
  OBI15097  Dithyrea maritima Robert F. Hoover 1967-5-6 10550 San Luis Obispo Dunes S fo Oso Flaco Lake Comment
  RSA530780  Dithyrea maritima E. A. Purer 1932-8-27 s.n. San Luis Obispo N of Guadalupe. Comment
  SBBG72437  Dithyrea maritima M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCR42856  Dodecatheon clevelandii David J. Keil 1981-3-7 14283 San Luis Obispo Lopez Canyon Comment
  RSA462220  Dodecatheon clevelandii subsp. patulum J. T. Howell 1931-3-22 5940 San Luis Obispo Summit of Cuesta Pass. Comment
  SBBG38612  Downingia cuspidata E. C. Twisselmann 1969-4-28 15214 San Luis Obispo Estrella Plains, Hwy 46, 1.5 mi E of Paso Robles 205 Comment
  OBI53181  Draba verna David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21498 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill s of Oso flaco Lake Comment
  OBI66097  Draba verna D. R. Miller, S. E. Ayres 1995-2-18 295 /554 San Luis Obispo Pine Mt Region. In front (inland) side of Edmunson cabin, E slope of Pine Mt; Tobacco Crk drainage 792 Comment
  OBI35252  Drosanthemum floribundum H. E. Jones 1981-5-18 26 San Luis Obispo Point Piedras Blancas Comment
  OBI3976  Drymocallis glandulosa Elizabeth Rudd 1971-4-26 244 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  RSA43011  Drymocallis glandulosa Robert F. Hoover 1947-5-9 7129 San Luis Obispo Middle Branch of Huerhuero Creek, N of Wells Corner along stream bed. Comment
  UC1128179  Drymocallis glandulosa var. wrangelliana G. T. Nordstrom 1937-5-13 1215 San Luis Obispo 1.3 mi ne Asuncion School; Adelaida Quad. Comment
  CAS-BOT-BC70975  Dryopteris arguta Alice Eastwood 1926-5-3 13794 San Luis Obispo Avila Comment
  SEINET7073778  Dudleya abramsii subsp. murina A. G. Vestal 1955-5-19 s.n. San Luis Obispo North of San Luis Obispo along San Luis Obispo Creek on Route 101. UTM Zone 10, 716117mE, 3910115mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC410882  Dudleya caespitosa Alice Eastwood 1927-8-1 15019 San Luis Obispo Cambria Comment
  OBI79784  Dudleya cymosa David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31568 San Luis Obispo Avenales Ranch, south of Pozo 410 Comment
  UC1731310  Dudleya lanceolata Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13737 San Luis Obispo ridge between Coon Creek and Crowbar Canyon (on slope e of Last Benchmark, on PG&E Diablo Canyon Nuclear Power Plant facility site, Irish Hills); South Coast Ranges, Irish Hills 441 Comment
  UC455352  Dudleya lanceolata E. P. Unangst 1906-7-1 San Luis Obispo Sycamore Springs Comment
  CAS-BOT-BC414801  Dudleya lanceolata K. Nakai 1980-9-4 636 San Luis Obispo 0.8 mi. n of Hwy 46 on Hwy 1 Comment
  OBI66035  Dudleya palmeri Kristin Brewer, Sarah Blaser 2006-6-13 7 San Luis Obispo 2051 O'Conner Way, in the hills behind the house, W of Bishop Peak Comment
  SBBG118070  Dysphania ambrosioides M. Wetherwax, E. Painter 2000-3-21 SLO 48 San Luis Obispo saddle between Cerro Romualdo and Cerro Chumash; Camp San Luis Obispo 120 Comment
  OBI40820  Dysphania ambrosioides David J. Keil 1977-8-7 12484 San Luis Obispo San Luis Obispo at Laguna Lake Comment
  SBBG15443  Eastwoodia elegans C. B. Hardham 1958-5-5 3249 San Luis Obispo W edge of Carissa Plains, Washburn Ranch Comment
  SJSU7614  Eastwoodia elegans R. W. Gilbertson 1977-4-5 San Luis Obispo SE of Crocker Springs summit on Crocker Springs Road 7 mi NW of Fellows (Kern Co), Temblor Range Comment
  UCR266199  Echinodorus berteroi David J. Keil, Kathleen Keil 2002-7-27 29889 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  OBI20356  Echinodorus berteroi Phil Ashley 1979-8-21 s.n. San Luis Obispo Campus of Calif Polytechnic State Univ. In shallow pond below the Horse Unit Comment
  OBI82053  Echium candicans Michael Walgren 2016-3-4 495 San Luis Obispo In the town of Los Osos on a roadside along Los Osos Valley road in a vacant lot on the north side of the road between Broderson and Palisades Avenues. 30 Comment
  UC1928156  Ehrharta calycina David Keil, V. L. Holland 2008-6-12 30544 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  OBI35169  Eleocharis macrostachya Eric Wise 1981-7-10 915 a San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Santa Margarita Lake: Man-made reservoir in Salinas River chnl Comment
  RSA142269  Eleocharis radicans Clare B. Hardham 1958-4-19 4258 San Luis Obispo Vernal pool 0.7 miles west of Huero Huero Bridge, Route 41 just east of Paso Robles Comment
  SBBG127319  Eleocharis rostellata D. Keil with L. D. Oyler 1990-9-28 21470 San Luis Obispo W of Guadalupe, from W end of W Main St eastward along channel of Santa Maria River 4 Comment
  OBI66479  Elymus David J. Keil, with Dave Hacker 2005-6-24 30397 San Luis Obispo Coastal terrace grassland just south of Arroyo del Oso, just east of highway 1, very close to ocean Comment
  OBI59373  Elymus elymoides Michael Curto, with Jill Bushakra 2001-6-14 29546 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  POM112447  Elymus glaucus Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  RSA126913  Elymus glaucus H. C. Lee 1937-5-23 977 San Luis Obispo Paso Robles; 4 1/4 miles N.S.E. of Templeton 335 Comment
  UCSB36174  Elymus glaucus Roberts, D. 1980-4-25 San Luis Obispo Plaskett Creek campground along dirt rd; West of main campground 91 Comment
  CAS-BOT-BC203669  Elymus glaucus subsp. glaucus R. F. Hoover 1964-6-7 8993 San Luis Obispo San Carpoforo Creek just above Windy Point Comment
  UC1133036  Elymus multisetus G. T. Nordstrom 1937-6-4 1303 San Luis Obispo 2.8 mi wsw Asuncion School; Adelaida Quadrangle Comment
  CAS-BOT-BC228683  Elymus multisetus Ernest C. Twisselmann 1956-5-22 2858 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Kelly's Canyon, Red Hills 571 Comment
  UC188832  Elymus multisetus J. H. Barber 1900-5-5 San Luis Obispo Paso Robles Expt. Station Comment
  OBI3118  Elymus triticoides Larry E. Brown 1971-6-6 2028 San Luis Obispo Between State Rte 58 and Creston Comment
  OBI75080  Emex spinosa Michael Walgren 2011-4-18 221 San Luis Obispo Morro Bay State Park, along Lower State park Rd in the city of Morro Bay Comment
  OBI13942  Emmenanthe penduliflora Robert F. Hoover 1947-4-26 7105 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  OBI75084  Emmenanthe penduliflora Michael Walgren 2011-4-27 225 San Luis Obispo Pacific Gas and electric Diablo Nuclear Facility Comment
  UCSB57260  Emmenanthe penduliflora Ryan, P.; Callaway, R. 1987-5-14 San Luis Obispo Creston Rd., 1 mile north of jct. Hwy. 58, about 8 miles north of Santa Margarita, east side of road 426 Comment
  OBI3320  Enemion occidentale Neil Havlik 1970-3-31 540 San Luis Obispo 1/2 mi SW of Pine Spring campground. Crk is a tributary of Hay Crk, La Panza range 975 Comment
  OBI7506  Ephedra californica Robert F. Hoover 1946-10-13 6493 San Luis Obispo E edge of Cuyama Valley, ner Kern Co line Comment
  SBBG96605  Ephedra californica C. F. Smith 1956-6-3 9668 San Luis Obispo St Hwy 399 near St Hwy 166 to Maricopa 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
  OBI7512  Ephedra viridis Robert F. Hoover 1950-5-28 7934 San Luis Obispo Redrock Cyn, N side of lower Cuyama Valley Comment
  UCR131912  Epilobium brachycarpum George K. Helmkamp 2003-10-24 8220 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  CAS-BOT-BC166423  Epilobium canum subsp. canum R. F. Hoover 1966-10-7 10115 San Luis Obispo Cuyama Highway (State 166) between Suey Creek and Huasna River Comment
  RSA121159  Epilobium canum subsp. canum F. H. Raymond 1930-8-28 112 San Luis Obispo San Miguel Island. Tylers Bight. Black Mountain 518 Comment
  RSA209479  Epilobium ciliatum subsp. ciliatum Robert F. Hoover 1965-9-27 9654 San Luis Obispo Lower end of Laguna, San Luis Obispo Comment
  OBI12049  Epilobium ciliatum subsp. watsonii Betty Sheehan 1957-11-7 41 San Luis Obispo Beef Unit, Cal Poly campus Comment
  OBI37153  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-29 840 San Luis Obispo Twin Lake of Dune lakes Comment
  OBI31921  Equisetum laevigatum David J. Keil 1981-6-20 14900 San Luis Obispo North of San Simeon along the channel and banks of Arroyo de la Cruz E of Highway 1. Comment
  SD38386  Equisetum laevigatum Edith A. Purer 1931-8-6 San Luis Obispo Oceano Comment
  OBI25578  Equisetum telmateia David J. Keil 1981-5-16 14671 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calfornia Highway 1. Comment
  OBI71815  Equisetum telmateia Michael Walgren 2009-8-26 28 San Luis Obispo CalTrans Hwy 1 right-of-way on the inland side of the bridge over Leffingwell Creek (north of Cambria). Comment
  UCR38981  Eragrostis curvula var. curvula David J. Keil 1981-3-7 14286 San Luis Obispo c. 1 mile east of junction with California Hwy 227 along Lopez Lake Road Comment
  OBI21809  Eragrostis mexicana Robert F. Hoover 1966-9-16 10063 San Luis Obispo 2 mi S of Creston Comment
  CAS-BOT-BC204602  Eragrostis mexicana subsp. virescens John Thomas Howell 1973-11-2 50317 San Luis Obispo Upper Cuyama Valley 1 mi. w. of Kern Co. line 792 Comment
  CAS-BOT-BC284157  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1967-9-8 13672 San Luis Obispo T. Franklin Twisselmann residnece, Choice Valley, Temblor Range and teh western San Joaquin Valley 640 Comment
  CAS-BOT-BC209653  Eremalche parryi R. F. Hoover 1947-3-30 6827 San Luis Obispo 10 mi. e. of Creston on La Panza road Comment
  SJSU3378  Eremalche parryi C. W. Sharsmith 1962-4-21 6852 B San Luis Obispo Recruit Canyon (lower reaches) near Crocker Peak, Temblor Range Comment
Read comments
Oct 26 2012
  CAS-BOT-BC214396  Eremalche parryi subsp. kernensis R. F. Hoover 1952-4-20 8134 San Luis Obispo Temblor Range near north end of Elkhorn Plain Comment
  OBI12390  Eremalche parryi subsp. kernensis Robert F. Hoover 1967-3-27 10289 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  OBI12394  Eremalche parryi subsp. kernensis Robert F. Hoover 1952-4-1 8067 San Luis Obispo East edge of Carrizo Plain, 8 mi E of Simmler Comment
  PGM6276A  Eremalche parryi subsp. parryi Beatrice F. Howitt 1958-4-28 San Luis Obispo Carissa Plains, On Carrizo Plains Comment
  UC1122194  Eremothera boothii subsp. decorticans H. C. Lee 1937-4-23 854 San Luis Obispo 2 mi nw Paso Robles; Paso Robles Quadrangle Comment
  UC149960  Eremothera boothii subsp. decorticans Katharine Brandegee 1911-7-12 San Luis Obispo cliffs along the Creston Rd Salinas R. (near Paso Robles) Comment
  UC1023824  Eriastrum calocyanum R. F. Hoover 1946-6-16 6162 San Luis Obispo La Panza district. Comment
Read comments
Nov 25 2017
  SBBG82689  Eriastrum densifolium C. F. Smith 1957-10-16 5644 San Luis Obispo Dune Lakes, S of Oceano Comment
  SD39725  Eriastrum densifolium subsp. densifolium Edith A. Purer 1932-8-27 4778 San Luis Obispo North of Guadalupe. Comment
  UC1123860  Eriastrum densifolium subsp. densifolium A. E. Wieslander 1935-6-15 575 San Luis Obispo 1 mi s Callender; Arroyo Grande Quadrangle Comment
  UC455684  Eriastrum densifolium subsp. densifolium J. E. Roadhouse 1905-5-20 San Luis Obispo Morro Comment
  UC665612  Eriastrum densifolium subsp. densifolium Herbert L. Mason 1941-7-1 12466 San Luis Obispo mesa w Nipomo 106 Comment
  OBI11574  Eriastrum densifolium subsp. densifolium Carl B. Wolf 1941-7-10 10974 San Luis Obispo Approx. 2 & 1/2 miles (airline) E. Oso Flaco Lake, or between California Highway 1 and Southern Pacific Railroad. 30 Comment
  SD230165  Ericameria arborescens Louis C. Wheeler 1959-8-5 7631 San Luis Obispo Cerro Alto. 456 Comment
  OBI79870  Ericameria arborescens D. R. Miller 2013-9-4 913 .1074 San Luis Obispo The Rocky Butte/Pine Mountain Region, Growing along Main Ridge Road, north of Hearst Gate. 915 Comment
  CAS-BOT-BC286807  Ericameria cuneata var. spathulata Robt. T. Orr 1949-10-23 s.n. San Luis Obispo 2 mi. ne. Freeborn Mt. on edge of Carrizo Plain 762 Comment
  UC455496  Ericameria ericoides I. J. Condit 1908-11-14 San Luis Obispo Oceano Comment
  UC1321280  Ericameria ericoides R. F. Hoover 1966-9-12 9986 San Luis Obispo n of Santa Maria; Bed of Santa Maria River Comment
  JEPS85860  Ericameria linearifolia Roy E. Buck and Dean Wm. Taylor 1989-3-22 1114 San Luis Obispo 18 air km wnw McKittrick (Kern Co.) (s-facing slope above hairpin turn on CA Hwy 58, in upper Temblor Creek drainage, ca 2.3 air km w of 2200 ft elev on Temblor Creek); Temblor Range, Temblor Creek 865 Comment
  UC1118732  Ericameria linearifolia D. Axelrod 1935-3-31 225 San Luis Obispo 8 mi ese of Cuyama Ranch; Santa Ynez Quadrangle Comment
  UC1118748  Ericameria linearifolia H. C. Lee 1936-3-12 480 San Luis Obispo 1.5 mi n of Black Lake; Arroyo Grande Quadrangle Comment
  RSA645840  Ericameria linearifolia Scott D. White, Bill La Haye 1999-3-17 7206 San Luis Obispo Temblor Range: Near Midway Peak, south of Derby Acres 1067 Comment
  UC1119806  Ericameria nauseosa var. oreophila W. A. Peterson 1936-7-9 340 San Luis Obispo Cuyama Ranch Santa Ynez Quad. 670 Comment
  OBI4402  Erigeron canadensis Robert J. Rodin 1970-9-10 8441 San Luis Obispo About 300 yds from the Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  CAS-BOT-BC308745  Erigeron foliosus var. foliosus R. F. Hoover 1946-6-30 6215 San Luis Obispo Mariana Creek east side of La Panza Range Comment
  SBBG83696  Erigeron foliosus var. foliosus C. F. Smith 1957-10-16 5644 San Luis Obispo Dune Lakes S of Oceano Comment
  OBI35277  Erigeron glaucus H. E. Jones 1981-5-18 20 San Luis Obispo Point Piedras Blancas Comment
  CAS-BOT-BC188993  Eriodictyon parryi R. F. Hoover 1949-8-21 7755 San Luis Obispo La Panza district Comment
  CAS-BOT-BC188076  Eriodictyon tomentosum Alice Eastwood; John Thomas Howell 1936-5-8 2305 San Luis Obispo La Panza Mountains Comment
  RSA735800  Eriodictyon tomentosum Steve Boyd 2007-2-17 11712 San Luis Obispo Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  UCD147332  Eriogonum angulosum Rachelle Boul; D. Hickson 2010-4-8 CARR 1224 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 879 Comment
  CDA22477  Eriogonum angulosum subsp. viridescens T. C. Fuller 1962-7-19 9258 San Luis Obispo Gillis Canyon, Red Hills, ca. 10.6 miles southeast of Shandon. 0 Comment
  OBI82173  Eriogonum baileyi var. baileyi David Keil 2015-5-18 33188 San Luis Obispo La Panza Range, eastern slope. Los Padres Ranch, west of Highway 58 between Red Hill Road and Shell Creek Road 400 Comment
  OBI11145  Eriogonum baileyi var. baileyi Robert F. Hoover 1966-10-7 10125 San Luis Obispo Cuyama River near Gypsum cyn Comment
  OBI11147  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1954-9-10 1568 San Luis Obispo Temblor Range and the Western San joaquin Valley. Palo Prieta Cyn: 5 mi S of Cholame 518 Comment
  RSA164121  Eriogonum cinereum E. C. Twisselmann 1963-11-10 9091 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispoo Co. 671 Comment
  OBI11042  Eriogonum clavatum Robert F. Hoover 1946-9-14 6389 San Luis Obispo Palo Prieto Cyn Comment
  UC1032108  Eriogonum clavatum J. E. Sowder 1934-4-24 406 San Luis Obispo Cuyama Mt. Pinos Quadrangle, Cuyama Comment
  RSA0028211  Eriogonum covilleanum Greg Wilvert 2005-4-24 312 San Luis Obispo 2.1 kilometers S of Padrones Spring. 1070 Comment
  UC1032337  Eriogonum covilleanum P. L. Johannsen 1937-4-13 1039 San Luis Obispo 2 mi e Whites; McKittrick Quadrangle Comment
  UCSB17609  Eriogonum covilleanum Hardham, Clare 1961-4-8 San Luis Obispo Cottonwood Pass Route 41 east of Cholame 609 Comment
  RSA766327  Eriogonum davidsonii Lester Rowntree 1929-6-27 s.n. San Luis Obispo Santa Lucia Mountains. [Possibly from over county line in Monterey Co. - Joseph A. Ewan] 1439 Comment
  UC771762  Eriogonum elegans R. F. Hoover 1946-8-20 6516 San Luis Obispo just below junction Arroyo Seco (Upper Huasna River); Upper Huasna River Comment
  OBI83561  Eriogonum elongatum Michael Walgren 2016-4-21 530 San Luis Obispo Closed old Manzanita Trail close to where it meets with the Manzanita Trail. 35 deg. 17'22.89", 120 deg. 551'17.14" 236 Comment
  UC1450978  Eriogonum elongatum var. elongatum R. F. Hoover 1969-9-19 11593 San Luis Obispo Palo Prieto Canyon Comment
  SEINET6418490  Eriogonum fasciculatum Ann Turnquist 1980-5-29 069 San Luis Obispo Ecological Study Area, Poly Canyon Comment
  CAS-BOT-BC249894  Eriogonum fasciculatum var. fasciculatum R. F. Hoover 1965-6-18 9445 San Luis Obispo Santa Lucia Range. Poly Canyon, San Luis Obispo Comment
  OBI11110  Eriogonum fasciculatum var. fasciculatum Robert F. Hoover 1965-8-1 9495 San Luis Obispo Cuesta Park, San Luis Obispo Comment
  OBI11114  Eriogonum fasciculatum var. fasciculatum P. J. Justen 1966-5-31 46 San Luis Obispo About 1/2 mi E of the reservoir in Reservoir Cyn Comment
  OBI11102  Eriogonum fasciculatum var. foliolosum Robert F. Hoover 1946-6-30 6214 San Luis Obispo E side of La Panza Range, on a branch of Navajo crk Comment
  RSA586437  Eriogonum fasciculatum var. foliolosum D. A. Young, F. L. Johnson 1992-6-17 ROB 0046 San Luis Obispo Sulphur Spring road in middle of Area River Comment
  OBI11051  Eriogonum gracile var. gracile Robert F. Hoover 1949-5-15 7696 San Luis Obispo 14 mi E of Creston on La Panza Rd Comment
  OBI60934  Eriogonum gracile var. gracile David J. Keil 2002-9-12 29925 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
  UC1032094  Eriogonum gracillimum N. H. French 1937-4-6 947 San Luis Obispo 5 mi nw Cuyama Ranch; Santa Ynez Quadrangle Comment
  OBI32185  Eriogonum latifolium David J. Keil, Melissa Luckow 1981-7-3 14964 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-BC261425  Eriogonum nudum var. indictum R. F. Hoover 1969-9-19 11594 San Luis Obispo Palo Prieto Canyon Comment
  CAS-BOT-BC261434  Eriogonum nudum var. indictum Ernest C. Twisselmann 1954-9-10 1572 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: west slope, 1/4 mile from summit 579 Comment
  CAS-BOT-BC271983  Eriogonum nudum var. pubiflorum Clare B. Hardham 1956-7-30 1231 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  OBI10993  Eriogonum nudum var. pubiflorum Robert F. Hoover 1965-9-29 9664 San Luis Obispo Santa Lucia Range. Tassajera Crk Comment
  OBI11007  Eriogonum ordii Robert F. Hoover 1966-4-2 9790 San Luis Obispo Cyn behind old "sheep camp" on E side of Soda Lake, W side of Temblor Range Comment
  OBI19377  Eriogonum parvifolium D. Waive Stager 1972-7-24 13 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI4416  Eriogonum parvifolium Robert J. Rodin 1970-9-10 8439 San Luis Obispo About 300 yds from the Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  OBI70507  Eriogonum parvifolium Larry Kelly, David J. Keil 1988-10-1 293 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  OBI80307  Eriogonum parvifolium Nayl Gonzalez, Casey Reeves, Charlesjosef Noll-Robles, and Vincent Bossone 2014-11-11 1 San Luis Obispo Bog Thistle Trail at Irish Hills Natural Reserve off of Perfumo Canyon Road. Approximately 250 yards from trailhead 67 Comment
  UCR115809  Eriogonum parvifolium George K. Helmkamp, E. A. Helmkamp 2000-6-15 5692 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  CAS-BOT-BC257907  Eriogonum parvifolium Alice Eastwood 1927-7-29 14938 San Luis Obispo Morro Sands Comment
  POM194203  Eriogonum parvifolium var. parvifolium J. T. Howell 1927-8-16 3001 San Luis Obispo Pismo Beach Comment
  SD12567  Eriogonum parvifolium var. parvifolium Edith A. Purer 1933-7-20 5077 San Luis Obispo Sand dunes, northwest of Guadalupe Comment
  CAS-BOT-BC268358  Eriogonum roseum R. F. Hoover 1952-11-1 8273 San Luis Obispo Caliente Mt. Comment
  JEPS97102  Eriogonum roseum F. L. Johnson and N. A. McCarty 1993-10-16 ROB 760 San Luis Obispo San Marcos Rd. at Nacimiento Rd. Camp Roberts Comment
  OBI10960  Eriogonum roseum Robert F. Hoover 1946-8-18 6307 San Luis Obispo E side of La Panza Range on a branch of Navajo Crk Comment
  OBI10964  Eriogonum roseum Robert F. Hoover 1965-9-15 9563 San Luis Obispo Sand hills N of Pozo Comment
  SD249266  Eriogonum roseum David Keil 1988-9-23 21148 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Road, to west by Golden Hill Road, to north by Union Road, and to east by undeveloped ranchland. Comment
  UC771639  Eriogonum roseum R. F. Hoover 1946-9-14 6382 San Luis Obispo Santa Margarita - Creston road near crossing of Salinas River; Salinas River Comment
  OBI10933  Eriogonum viridescens Robert F. Hoover 1946-6-30 6218 San Luis Obispo La Panza district Comment
  CAS-BOT-BC264886  Eriogonum viridescens James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-16 6465 San Luis Obispo Along Shell Creek Road, 1.2 mile north of California Highway 58, about 11 airline miles southeast of Creston 426 Comment
  OBI51675  Eriophyllum confertiflorum David a Young, S. A. Junak & T. J. Ayers 1989-4-27 1947 San Luis Obispo Cuesta Ridge; .1 mi W of sign denoting W end of the Cuesta ridge Botanical area, along road Comment
  OBI33593  Eriophyllum confertiflorum var. confertiflorum Melissa Luckow, Jerry Rendon 1980-5-20 58 San Luis Obispo Poly Canyon, near the end of the road on the N side Comment
  SBBG117845  Eriophyllum confertiflorum var. confertiflorum M. Petroelje 1998-5-19 San Luis Obispo ca. 1.9 mi NW of Alpha Range, W of Whiskey Springs; Camp San Luis Obispo; LCTA Plot 307 475 Comment
  CAS-BOT-BC301084  Eriophyllum lanatum var. achilleoides R. F. Hoover 1957-7-19 8388 San Luis Obispo Cypress Mt. Comment
  CAS-BOT-BC295367  Eriophyllum multicaule R. C. Wenk 2007-4-22 662 San Luis Obispo Carrizo Plain National Monument, foothills of the Caliente Range, behind Washburn Ranch house, above area with blue oaks near Sulfur Spring 822 Comment
  JEPS34352  Eriophyllum multicaule Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8827 San Luis Obispo n of the mouth Hazard Canyon (sandy area at s end of Morro Bay and just inside of coastal dunes); Morro Bay 30 Comment
  OBI2978  Eriophyllum multicaule Lewis S. Rose 1968-4-8 68032 San Luis Obispo Baywood Park, Morro Bay 15 Comment
  CAS-BOT-BC301955  Eriophyllum staechadifolium Ynez Whilton Winblad 1937-6-18 s.n. San Luis Obispo Cambria Comment
  UC1130258  Erodium botrys T. M. Hendrix 1937-4-26 100 San Luis Obispo 4.6 mi ne Highland School; Pozo Quad. 411 Comment
  UCR132054  Erodium botrys George K. Helmkamp 2003-7-31 8053 B San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  OBI3506  Erodium cicutarium Lynch 1971-5-21 36 San Luis Obispo Cal Poly campus, San Luis Obispo. On NW end of Indonesian Reservoir Comment
  OBI31461  Erodium cicutarium Joy Nishida, Robert Allen 1982-4-10 253 San Luis Obispo Near stream in American cyn campground 524 Comment
  OBI53484  Erodium cicutarium Arthur W. Hazebrook 1991-4-19 7 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
  OBI64609  Eryngium David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28683 San Luis Obispo Camp Roberts; along C25 Road, ca. 0.4 air km sw of jctn. With Avery Road, ca. 3.2 air km due w of Nacimiento River, ca. 2.5 air km due n of Nacimiento River. Vicinity of 35.7724 deg. N, 120.8191 deg. W (UTM: zone 10S 697140 E, 3960700 N). Comment
  UC1928004  Eryngium aristulatum var. hooveri David Keil 2008-8-10 30555 San Luis Obispo Los Osos Valley. Boysen Ranch Wetland Mitigation area between Los Osos Valley Road and O'Connor Way west of Foothill Road. West of city limits of San Luis Obispo. 42 Comment
  OBI8967  Eryngium vaseyi Robert F. Hoover 1946-6-30 6224 San Luis Obispo Near Creston (1 mi NE of, on road to Shandon) Comment
  POM258735  Eryngium vaseyi Roxana S. Ferris 1939-6-6 9769 San Luis Obispo Salinas River, 1/2 mile north of Templeton-Creston Road Comment
  CAS-BOT-BC54499  Erysimum capitatum Eben McMillan 1952-5-25 129 San Luis Obispo Choice Valley-1 mile south, 8 miles east Shandon. Comment
  UC56037  Erysimum capitatum J. H. Barber 1899-4-27 San Luis Obispo near Paso Robles Comment
  CAS-BOT-BC54469  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-5-8 832 San Luis Obispo By Atascadero Oil Station, near Creston. 609 Comment
  OBI45913  Erysimum capitatum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19254 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 838 Comment
  OBI80273  Erysimum capitatum Julie M. Vanderwier 1979-5-23 130 San Luis Obispo Indian Knob Tar Sands. Comment
  OBI15035  Erysimum capitatum var. capitatum Eben McMillan 1952-5-25 129 San Luis Obispo Choice Valley, 1 mi S, 8 mi E Shandon Comment
  OBI15037  Erysimum capitatum var. capitatum Robert F. Hoover 1968-4-17 11048 San Luis Obispo Elkhorn Hills Comment
  UCSB2349  Erysimum capitatum var. capitatum Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Near San Juan Creek, Syncline Hill, 5 miles east of La Panza 548 Comment
  RSA166888  Erysimum capitatum var. lompocense E. R. Blakley 1962-5-23 5137 San Luis Obispo Near the outlet at the west edge of Oso Flaco Lake. 6 Comment
  OBI33634  Erysimum suffrutescens Robert J. Rodin 1972-3-29 8618 San Luis Obispo On hill S of Oso Flaco in Nipomo Dunes Comment
  UC1565656  Erysimum suffrutescens Clifton F. Smith 1962-8-7 8045 San Luis Obispo sandy hollow of arrested dunes near Oso Flaco Lake Comment
  OBI79925  Erythranthe cardinalis David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31854 -1 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  OBI58845  Erythranthe cardinalis David J. Keil 1998-8-24 28003 San Luis Obispo Hwy 166, 2 road miles W of Tepusquet Canyon Rd. Comment
  OBI64533  Erythranthe floribunda David J. Keil, with Rhonda Riggins 2003-4-23 30144 San Luis Obispo Calf Canyon, east of Highway 229 on Highway 58 Comment
  CAS-BOT-BC383165  Erythranthe grandis David B. Lowry 2005-4-30 ORO San Luis Obispo South end of Spooner Cove, Montana de Oro 1 Comment
  OBI78385  Erythranthe grandis A. Ahmad 1963-5-26 50 San Luis Obispo Poly canian Comment
  OBI33690  Erythranthe microphylla Melissa Luckow, Jerry Rendon 1980-4-24 27 San Luis Obispo Poly cyn, about 1/4 mi from end of rd Comment
  UC1873059  Eschscholzia caespitosa David Keil, V. L. Holland 2001-3-29 29233 San Luis Obispo Santa Lucia Mountains. Santa Rita Road, ca. 4.6 mi E from junction with Old Creek Road. Comment
  OBI6963  Eschscholzia californica Michael Regan 1972-5-23 s.n. San Luis Obispo Cal Poly campus Comment
  UCR118374  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 1998-7-1 4251 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  CAS-BOT-BC403479  Eschscholzia californica Ernest C. Twisselmann 1954-4-12 1042 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 624 Comment
  RSA585837  Eschscholzia californica subsp. californica F. L. Johnson, E. A. Young 1993-5-23 ROB 0499 San Luis Obispo Twin Bridges on Boyscout Rd. Comment
  CAS-BOT-BC76314  Eschscholzia hypecoides Alice Eastwood; John Thomas Howell 1935-3-25 2044 San Luis Obispo West side of Cottonwood Pass. Comment
  POM203599  Eschscholzia lemmonii I. L. Wiggins 1932-3-21 5812 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  RSA0024936  Eschscholzia lemmonii Greg Wilvert 2005-4-25 329 San Luis Obispo Wells Canyon. 762 Comment
  UC2027559  Eschscholzia lemmonii Greg Wilvert 2005-4-25 329 San Luis Obispo Southeast Half of the Caliente Range: Wells Canyon Comment
  UC524061  Eschscholzia lemmonii Ira L. Wiggins 1932-3-21 5812 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  UCD95237  Eschscholzia lemmonii J. M. Tucker 1952-4-19 2351 San Luis Obispo San Luis Obispo County: on southern border of Carrizo Plain, northeast of Caliente Mountain. Comment
  OBI69443  Eschscholzia lemmonii subsp. lemmonii David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30507 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  HSC91572  Eucalyptus cornuta Susan H. Bicknell 1988-8-20 San Luis Obispo Montano de Oro, MDO9 Comment
  OBI22810  Eucalyptus globulus Unknown 1972-1-23 7 San Luis Obispo Across from the Health Center, Cal Poly campus Comment
  OBI31773  Eucalyptus polyanthemos Turnquist, Smeltzer 1982-5-1 66 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI22802  Eucalyptus rudis Unknown 1972-1-22 4 San Luis Obispo Adj to Engineering East, Cal Poly campus Comment
  CDA17605  Eucrypta chrysanthemifolia Kathleen G. Jones, Gaylord Jones 1982-3-27 s.n. San Luis Obispo Santa Lucia Mountains; Lopez Canyon, eastern slope. 0 Comment
  UCR122508  Eucrypta chrysanthemifolia var. chrysanthemifolia George K. Helmkamp, E. A. Helmkamp 2001-5-2 6620 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 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
  UC639026  Eucrypta chrysanthemifolia var. chrysanthemifolia Bernard Miossi 1939-5-5 82 San Luis Obispo 1 mi n San Luis Obispo 76 Comment
  RSA436006  Euphorbia crenulata Thekla Mohr 1911-07 1931 San Luis Obispo [no locality information provided] Comment
  RSA643313  Euphorbia lathyris R. D. Goeden, D. W. Ricker, P. Goeden 1976-2-18 s.n. San Luis Obispo southeast corner of Hwy 101 and Avila Road, near Avila Beach 75 Comment
  OBI33924  Euphorbia ocellata David J. Keil 1983-10-23 18016 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  OBI44863  Euphorbia spathulata David J. Keil 1979-7-1 13133 San Luis Obispo Ridge between Prefumo and See Cyn, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  UCSB29043  Festuca arundinacea Smith, O. 1977-4-15 San Luis Obispo Calif. 46; 8 mi. from Cambria offramp on U.S. 101 Comment
  CAS-BOT-BC278298  Festuca californica Alice Eastwood; John Thomas Howell 1936-5-7 2259 San Luis Obispo Serrano Canyon near San Luis Obispo Comment
  OBI21830  Festuca elmeri Robert F. Hoover 1949-5-19 7713 San Luis Obispo forks of San Simeon Crk Comment
  OBI50156  Festuca microstachys Michael Curto 1990-4-25 632 San Luis Obispo Santa Lucia Range, ca. 3.5 km (air) SE of Cuesta Pass, Mt Lowe area, Lopez Mt quad, 7.5 min, T30S R13E S17 NW1/4 NE1/4, rd to FAA relay station, area burned during 1985 760 Comment
  UCR9400  Festuca microstachys D. H. Wilken 1965-3-27 140 C San Luis Obispo Crocker Grade, W slope of the Temblor Range 915 Comment
  OBI31360  Festuca microstachys Joy Nishida, Robert Allen 1982-4-10 238 San Luis Obispo American Cyn, across stream from campground 524 Comment
  OBI45598  Festuca microstachys Clifton F. Smith 1947-6-22 2052 San Luis Obispo NE of Shandon; on roadbank by Ian McMillan ranch-house up Gillis Canyon Comment
  SBBG87649  Festuca microstachys var. pauciflora C. F. Smith 1950-4-30 2689 San Luis Obispo Bitterwater Crk area, 3 mi SE of Yeguas Mtn Comment
  UCR170023  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2005-2-16 8928 San Luis Obispo Central Coast, Mesa Dune Mobile Home Park; SW of Arroyo Grande along Calif. Highway 1 76 Comment
  UCR67874  Festuca myuros David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19488 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
  OBI79743  Festuca octoflora David J. Keil, with David & Linda Chipping, Dirk Walters, Marlin Harms, George Butterworth, & John Chesnut 2013-3-16 31554 San Luis Obispo North slope of Caliente Range. Saucito Rocks 780 Comment
  OBI35241  Festuca perennis K. A. Nadeau 1983-4-30 5 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St. and Rockview rd Comment
  OBI21890  Festuca rubra Robert F. Hoover 1949-5-7 7662 San Luis Obispo Piedras Blancas Point (just N of) Comment
  CDA11458  Filago californica G. F. Hrusa 1995-5-28 12218 San Luis Obispo Black Butte Research Natural Area. Ridge immediately WNW of Peak 2 and leading to the peak. Comment
  UCR131093  Filago gallica George K. Helmkamp, E. A. Helmkamp 1999-5-22 4910 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI71691  Foeniculum vulgare David J. Keil 1992-7-3 20880 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  SBBG13977  Fragaria chiloensis E. R. Blakley 1958-8-2 2422 San Luis Obispo Dune Lakes, 4 mi S of Oceano 3 Comment
  CAS-BOT-BC457507  Fragaria vesca subsp. californica John Thomas Howell 1964-6-30 40856 San Luis Obispo In Monterey Pine forest, Cambria Comment
  CAS-BOT-BC52643  Frangula californica subsp. californica Alice Eastwood 1926-4-28 13584 San Luis Obispo Cambria Comment
  SBBG104473  Frangula californica subsp. californica F. L. Johnson, E. A. Young 1993-5-26 ROB 644 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  SBBG34848  Frangula californica subsp. californica Mrs. R. W. Summers -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC52669  Frangula californica subsp. californica John Thomas Howell 1964-6-29 40730 San Luis Obispo In Monterey pine forest adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  UCD99581  Frankenia palmeri P. B. Kennedy 1927-7-13 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
Read comments
Jul 29 2012
  CAS-BOT-BC211638  Frankenia salina Ernest C. Twisselmann 1954-6-5 1323 San Luis Obispo Soda Lake, Barrens at South End, Carrisa Plains, Temblor Range and the Western San Joaquin Valley 579 Comment
  OBI82485  Fraxinus uhdei David J. Keil 2015-7-8 33293 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road 280 Comment
  OBI30638  Fremontodendron californicum R. Rothman 1966-2-20 26 San Luis Obispo Slope behind mtn dorms on Calif State Polytechnic college Comment
  SBBG48611  Fremontodendron californicum R. N. Philbrick, D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo rd to TV tower near Cuesta Summit, 1.1 mi W of Hwy 101 Comment
  OBI21380  Fritillaria biflora Robert F. Hoover 1947-3-8 6652 San Luis Obispo San Simeon Comment
  SD244549  Fritillaria biflora Natalie Rossington, James Scott Love 2012-2-26 7 San Luis Obispo Stenner Creek Ranch, 2 miles north up trail. 74 Comment
  SEINET196139  Fritillaria lanceolata Bernard Miossi 1940-3-19 225 San Luis Obispo Near Hwy. 101 4 miles south of Santa Margarita. 366 Comment
  OBI43659  Fritillaria ojaiensis Fred Hrusa 1981-5-21 123 San Luis Obispo Reservoir cyn Comment
  PGM7148  Fritillaria ojaiensis D. R. Miller 2003-4-18 San Luis Obispo Pine Mountain Santa Lucia Mtns, North facing canyon Comment
  UC2026936  Fuchsia magellanica David J. Keil 2011-3-5 30972 San Luis Obispo Cambria. Santa Rosa Creek riparian corridor, west side of Windsor Blvd. Ca. 100 m from intersection with California Route 1 Comment
  UC1873050  Fumaria capreolata David Keil 2005-3-3 30335 San Luis Obispo San Luis Obispo. Madonna Road at northbound on-ramp to US 101. 48 Comment
  SBBG112592  Fumaria parviflora C. B. Hardham 1968-3-31 15551 San Luis Obispo Huntington Ranch, 6 mi E of Paso Robles Comment
  SBBG96861  Galium andrewsii subsp. intermedium D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1968 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  SBBG97092  Galium andrewsii subsp. intermedium D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1944 San Luis Obispo 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical Area Comment
  JEPS13228  Galium angustifolium subsp. angustifolium Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5251 San Luis Obispo State Hwy 178 2.3 mi below and w Pozo Summit (rocky road-cut along grade over range); La Panza Range 670 Comment
  OBI27295  Galium aparine Robert L. Allen, Nancy E. Arnold 1981-5-20 338 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza mts. Lower portion of NW slope, in ravine area Comment
  OBI40083  Galium aparine David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18630 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
  RSA0042904  Galium aparine LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6279 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  UCR161924  Galium aparine George K. Helmkamp, E. A. Helmkamp 2005-3-1 8976 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lake Lopez; 0.3 mi. N of Hi Mountain Road along Upper Lopez Canyon Road 311 Comment
  CDA11558  Galium californicum subsp. flaccidum G. F. Hrusa 1993-5-22 11103 San Luis Obispo Black Butte Research Natural Area; Approx. 1/2 mile N of Mt. Lowe. Comment
  CAS-BOT-BC223077  Galium hardhamiae C. L. Bowen 1982-6-12 638 San Luis Obispo Just south of Monterey County line San Luis Obispo County near headwaters of Waterdog Creek 579 Comment
  OBI42200  Galium porrigens David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19474 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-BC303461  Gamochaeta ustulata Clare B. Hardham 1958-2-13 1816 San Luis Obispo Santa Lucia Mts. Cambria Comment
  UCR134386  Gamochaeta ustulata George K. Helmkamp 2003-9-19 8156 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  CAS-BOT-BC303460  Gamochaeta ustulata Clare B. Hardham 1959-5-9 4461 San Luis Obispo Santa Lucia Mts. Franklin Creek, Adelaida Comment
  CAS-BOT-BC94966  Garrya flavescens R. C. Wenk 2007-4-8 595 San Luis Obispo Carrizo Plain N.M., Caliente Ridge 1280 Comment
  POM258546  Garrya veatchii Roxana S. Ferris 1939-6-20 9792 San Luis Obispo Four miles west of Paso Robles on Peachy Canyon Road. Comment
  OBI59764  Gastridium phleoides David J. Keil, with V. L. Holland 1999-4-27 28272 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  CAS-BOT-BC283909  Gastridium ventricosum Ernest C. Twisselmann 1965-11-2 11700 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 4 Comment
  SEINET4673859  Gazania linearis Richard R. Halse 2012-3-26 8433 San Luis Obispo Along State Hwy. 1, ca. 1.8 miles north of San Simeon.; 0 21 Comment
  OBI5508  Genista monspessulana Sharon Jochums 1974-3-9 39 San Luis Obispo W of hwy 1, S of Piedras Blancas Point Comment
  OBI17742  Geranium Dave Imper 1976-12-28 28 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 69 Comment
  OBI75806  Geranium dissectum Al Lindholm 1967-4-23 193 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  OBI80827  Geranium dissectum David J. Keil 1992-1 22917 San Luis Obispo Laguna Lake City Park. Grassy field near park entrance 170 Comment
  OBI74998  Gilia achilleifolia David J. Keil 1988-3-19 20434 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  UCD117617  Gilia achilleifolia Verne Grant; Alva Grant 1950-6-1 8562 San Luis Obispo San Luis Obispo County: School Canyon North of San Luis Obispo. 152 Comment
  UCR202448  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell 1992-5-28 157 San Luis Obispo Central Coast, 6060 Ontario Rd., 0.8 miles N of Avila Beach, near San Luis Bay Dr. exit of CA Hwy 101 16 Comment
  UC809603  Gilia achilleifolia subsp. achilleifolia Verne and Alva Grant 1948-5-29 8557 San Luis Obispo on Hwy 101, 1 mi s San Luis Obispo; s of San Luis Obispo Comment
  SBBG64390  Gilia achilleifolia subsp. multicaulis M. M. Miles -Feb-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG106783  Gilia aliquanta C. B. Hardham 1958-5-5 3193 San Luis Obispo W edge of Carissa Plains, 8.7 mi S of Simmler Comment
  SBBG107025  Gilia brecciarum C. B. Hardham 1961-4-8 6795 San Luis Obispo Cottonwood Pass, E of Cholame 609 Comment
  SBBG95341  Gilia capitata subsp. abrotanifolia J. Johnson, M. Boggs 1986-5-11 22 San Luis Obispo East Cuesta Ridge, ca. 12 mi N of San Luis Obispo, off US Hwy 101 Comment
  SEINET7063602  Gilia capitata subsp. staminea A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
  OBI64586  Gilia clivorum David J. Keil, with V. L. Holland 2003-4-7 30122 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  UC524058  Gilia clivorum Ira L. Wiggins 1932-3-20 5778 San Luis Obispo in immediate vicinity Cholame; in immediate vicinity of Cholame Comment
  RSA0004766  Gilia densifolia Thos. Craig 1933-7-3 1875 San Luis Obispo 1-3 miles south of Pismo Beach. 6 Comment
  CAS-BOT-BC225336  Gilia latiflora subsp. cuyamensis R. F. Hoover 1952-5-24 8213 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC225365  Gilia latiflora subsp. davyi Clare B. Hardham 1991-5-18 308006 San Luis Obispo Caliente Mountain 1493 Comment
  UC455643  Gilia minor I. J. Condit 1910-4-30 San Luis Obispo Oceano sand hills Oceano Comment
  SBBG107066  Gilia ochroleuca subsp. minima C. B. Hardham 1960-3-29 5250 San Luis Obispo Bee Rock 304 Comment
  CAS-BOT-BC225548  Gilia tenuiflora M. M. Miles 188_ (date not completed on label) 49 San Luis Obispo San Luis Obispo Comment
  RSA0124215  Gilia tenuiflora Clare B. Hardham 1961-5-17 7085 San Luis Obispo 4 miles west of Ocean View Mine 762 Comment
  CDA15126  Gilia tenuiflora subsp. amplifaucalis G. F. Hrusa 1998-4-25 14212 San Luis Obispo La Panza Range; Immed. E of La Panza summit on La Panza Rd. Comment
  CAS-BOT-BC123834  Gilia tenuiflora subsp. amplifaucalis John Thomas Howell 1948-4-24 24216 San Luis Obispo 3 miles E of Paso Robles Comment
  UC52764  Gilia tenuiflora subsp. tenuiflora Rev. R. W. Summers 1886-4-23 561 San Luis Obispo Santa Margarita fossil-bed Comment
  SBBG123042  Glebionis coronaria D. Keil 2000-6-1 28799 San Luis Obispo jct of Halcyon Rd and Hwy 1, near Arroyo Grande Comment
  SD245459  Grevillea robusta David Keil, Lawrence M. Kelly, Kathryn Bay, Frieda Wertman 1988-11-12 21194 San Luis Obispo Near summit along California Route 227 between San Luis Obispo and Arroyo Grande. 600 Comment
  RSA18244  Grindelia camporum var. bracteosa C. B. Wolf 1929-4-15 3606 San Luis Obispo Along the coast, 3 mi N of Morro Bay. 30 Comment
  SBBG109817  Grindelia hirsutula C. B. Hardham 1957-8-23 2519 San Luis Obispo Santa Rita Rd near intersection with Cayucos Rd Comment
  UC1953224  Grindelia hirsutula David Keil 1988-7-2 20870 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. Vicinity of old cement plant or on hill to northeast. Comment
  OBI21641  Grindelia hirsutula Tracey and Viola Call, Viola Call 1965-5-30 2376 San Luis Obispo 3 mi E of Morro Bay on hwy which goes to Atascadero 122 Comment
  SBBG18332  Grindelia hirsutula C. B. Hardham, C. Butterworth 1960-6-2 5982 San Luis Obispo Old Crk Rd to Santa Rita Crk Comment
  UC455737  Guillenia lasiophylla I. J. Condit 1908-3-27 San Luis Obispo n hillside Calif. Poly. School canyon; Calif. Poly. School Comment
  SBBG56183  Gutierrezia californica E. R. Blakley 1985-2-3 7303 San Luis Obispo Painted Rock 609 Comment
  UC1118587  Gutierrezia californica N. K. Carlson 1936-3-29 762 San Luis Obispo 3.4 mi ne of Etascadero; San Luis Obispo Quadrangle 487 Comment
  OBI16362  Gutierrezia californica Robert F. Hoover 1966-10-7 10120 San Luis Obispo Cuyama river at mouth of Chimney cyn Comment
  CAS-BOT-BC282865  Hainardia cylindrica R. F. Hoover 1947-5-20 7173 San Luis Obispo North end of Morro Bay 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
  UC1285344  Hazardia squarrosa var. grindelioides R. F. Hoover 1946-8-3 6262 San Luis Obispo Perfumo Canyon San Luis Range, Perfumo Canyon Comment
  SBBG8368  Hazardia squarrosa var. squarrosa C. B. Hardham 1956-11-7 1510 San Luis Obispo Cypress Mtn Comment
  RSA791967  Hazardia squarrosa var. squarrosa E. Painter, Margriet Wetherwax 1999-11-15 SLO- 30 San Luis Obispo Camp San Luis Obispo, near junction of 4 secondary roads (at turn to wood recycling area), south of gravel pit. 100 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
  OBI75126  Hazardia stenolepis Robert F. Hoover 1947-9-19 7402 San Luis Obispo 1 mi W of Pozo Comment
  POM190454  Hazardia stenolepis H. M. Hall 1929-11-4 12760 San Luis Obispo Pozo Road, 8 miles from Santa Margarita; Salinas River bridge. Comment
  SFV3965  Hedypnois cretica C. B. Hardham 1960-5-21 5830 San Luis Obispo Green Valley near Cambria. Comment
  CAS-BOT-BC309519  Helenium puberulum R. F. Hoover 1967-10-7 10878 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC211498  Helianthemum scoparium R. F. Hoover 1964-7-11 9175 San Luis Obispo 3 mi. nw. of Nipomo Comment
  CDA11561  Helianthemum scoparium G. F. Hrusa 1993-5-22 11109 San Luis Obispo Black Butte Research Natural Area. on Approx. 1 mile N of Mt. Lowe. Comment
  SEINET1004419  Helianthus annuus George K. Helmkamp 2004-1 8290 San Luis Obispo Central Coast: Nipomo Mesa, Pomeroy Rd., 1.1 mi N of Willow rd. 130 Comment
  OBI16327  Helianthus annuus Robert F. Hoover 1969-7-13 11471 San Luis Obispo Salinas River bed at Atascadero Comment
  OBI16325  Helianthus bolanderi Robert F. Hoover 1969-7-13 11470 San Luis Obispo Salinas River bed at Atascadero Comment
  JEPS96516  Helianthus gracilentus Dean W. Taylor 1971-4-24 1008 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area along the ridge at Firebreak Benchmark 2476 746 Comment
  OBI66579  Heliotropium curassavicum D. R. Miller 1997-5-17 597 -660 San Luis Obispo Pine Mt region, along crk wash edge into Catfish Pond +/- 1/2 mi short of the Monterey county line on Ridge Rd. Little Burnett crk 600 Comment
  OBI38250  Heliotropium curassavicum Eric Wise 1981-8-7 1052 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  OBI38254  Heliotropium curassavicum Eric Wise 1982-6-24 1525 San Luis Obispo Warden Lake Comment
  CAS-BOT-BC305915  Helminthotheca echioides Ernest C. Twisselmann 1955-7-30 2286 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI73564  Hemizonia congesta subsp. luzulifolia David J. Keil 2010-10-21 30934 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  CAS-BOT-BC309856  Hemizonia congesta subsp. luzulifolia Ernest C. Twisselmann 1956-9-27 3213 San Luis Obispo Summit of Atascadero-Morro Bay Highway 435 Comment
  UCSB39846  Hemizonia congesta subsp. luzulifolia Shaw, J. 1982-7-1 San Luis Obispo Along Los Osos Valley Road from highway 101 to city of Baywood Park 30 Comment
  SEINET10616463 Image available Hemizonia halliana David D. Keck, William M. Hiesey 1933-5-4 Keck 2170 San Luis Obispo 1.5 miles easterly of Cholame, on the dry flood plain of Cholame Creek. 365 Comment
  RSA0001297  Hemizonia paniculata subsp. foliosa Robert F. Hoover 1946-9-15 6404 San Luis Obispo Pozo, roadside and pasture. Comment
  OBI55291  Hesperevax acaulis var. ambusticola David J. Keil 1998-4-7 26591 San Luis Obispo 2 mi. N from Hwy 58 on Hwy 229 S of Creston. 469 Comment
  CAS-BOT-BC310240  Hesperevax sparsiflora var. sparsiflora Clare B. Hardham 1958-4-10 3264 San Luis Obispo Santa Lucia Mountains. Cypress Mt. Comment
  CAS-BOT-BC310241  Hesperevax sparsiflora var. sparsiflora Alice Eastwood 1927-4-10 14401 San Luis Obispo San Luis Obispo Comment
  SBBG95743  Hesperevax sparsiflora var. sparsiflora D. Keil, M. McLeod 1983-5-1 16970 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo de los Chinos Comment
  SBBG62111  Hesperocnide tenella C. B. Hardham 1956-4-18 460 San Luis Obispo Kiler Cyn, W of Paso Robles Comment
  CAS-BOT-BC403863  Hesperocnide tenella Ernest C. Twisselmann 1969-4-24 15193 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  OBI4325  Hesperocyparis sargentii William Lester 1969-1-18 116 San Luis Obispo Los Padres Forest, 5 mi in from hwy 101 457 Comment
  UCSB26940  Hesperocyparis sargentii Rudolph, Craig 1969-8-4 San Luis Obispo West Cuesta Ridge about 3 miles west of U.S. Highway 101 Comment
  SBBG93911  Hesperolinon micranthum S. A. Junak, T. J. Ayers 1989-6-22 4083 San Luis Obispo Cuesta Ridge Botanical Area, along S side of main rd (USFS Rd 29S11.3) at E boundary sign, ca. 3 mi W of Hwy 101 749 Comment
  OBI19912  Hesperomecon linearis Walter F. Chesbro 1979-3-10 125 San Luis Obispo Indian Knob. 2.5 mi from last gate on Davenport Creek Rd Comment
  CAS-BOT-BC422575  Hesperomecon linearis Ernest C. Twisselmann 1962-3-26 6711 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 4 miles south of Cholame 563 Comment
  OBI53566  Hesperomecon linearis Arthur W. Hazebrook 1991-5-7 72 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill Comment
  OBI51830  Heterocodon rariflorum D. R. Miller 1992-5-27 592 -1 San Luis Obispo Pine Mt Region. Ocean side of ridge rd at the Hearst gate Comment
  CDA6979  Heterotheca grandiflora David J. Keil 1996-12-5 s.n. San Luis Obispo Prefumo Canyon. 0 Comment
  OBI51677  Heterotheca grandiflora Larry Kelly, David J. Keil 1988-10-1 316 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UC455912  Hieracium argutum I. J. Condit 1908-9-10 San Luis Obispo Lopez Canon Comment
  UCSB39922  Hoita orbicularis Shaw, J. 1982-7-1 San Luis Obispo Along Perfumo Canyon Road, 1.0 miles south of Los Osos Valley Road in San Luis Obispo 60 Comment
  NY323691  Hollisteria lanata J. G. Lemmon s.n. San Luis Obispo Near San Luis Obispo Comment
Read comments
Sep 20 2018
  OBI81161  Hollisteria lanata Matt Beyers, J. Dart, D. Groh, J. Pohlman, G. Salas, and K. Weichert 2015-4-9 1086 San Luis Obispo Vicinity of Cholame: Cholame Valley. Southeast of the Highway 46 and Highwy 41 junction; east of Davis Road and a dry gully that +/- parallels the road 414 Comment
  SBBG95305  Hollisteria lanata D. Keil 1986-4-26 19281 San Luis Obispo 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd, Elkhorn Plain 701 Comment
  CAS-BOT-BC325898  Holocarpha heermannii R. F. Hoover 1946-9-22 6442 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  CAS-BOT-BC325903  Holocarpha heermannii Elsie M. Zeile 9/9-' s.n. San Luis Obispo Near Byron Comment
  OBI16065  Holocarpha heermannii Robert F. Hoover 1947-8-17 7381 San Luis Obispo Near summit of Santa Lucia Mts on Templeton -Cambria Rd Comment
  OBI16067  Holocarpha heermannii Robert F. Hoover 1946-10-6 6477 San Luis Obispo Cottonwood Pass, just W of summit Comment
  RSA449780  Holodiscus discolor Emery M. Whilton 1937-6-16 s.n. San Luis Obispo Taken between Atascadera and Morro Bay. Comment
  SBBG118191  Hordeum brachyantherum subsp. californicum E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 357 San Luis Obispo base of first ridge W of Cerro Romualdo 60 Comment
  RSA492385  Hordeum depressum P. Reisentz 1979-4-15 s.n. San Luis Obispo N end of Soda Lake, 14 miles SE on Soda Lake Road from California Valley Road Comment
  OBI34373  Hordeum murinum Ruth Davis 1964-4-24 65 San Luis Obispo 1023 Mill St, San Luis Obispo Comment
  OBI76824  Hordeum murinum Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huansa Rd, just 1/4 of a mi before reaching Agua Escondido Campground Comment
  CHSC36057  Hordeum murinum subsp. leporinum Paul Bailey 1972-4-22 111 San Luis Obispo 1/2 mile W of Cambria on hillside of Santa Rosa Creek Lagoon. 15 Comment
  RSA575721  Hordeum murinum subsp. leporinum S. J. Darbyshire 1994-9-12 4567 San Luis Obispo Cambria Comment
  OBI59982  Hordeum vulgare David J. Keil 1995-4-27 24968 -1 San Luis Obispo Trail head 11 mi E of Tepusquet Cyn rd on Hwy 166 Comment
  UCSB41522  Hordeum vulgare Williams, K. 1981-5-14 San Luis Obispo Cholame Valley; on Highway 41, 1 mile northeast of Highway 46 335 Comment
  CDA15169  Hordeum vulgare var. trifurcatum G. F. Hrusa 1998-4-26 14276 San Luis Obispo Cuyama Valley; Weed at edge of barley field near intersection of Hwy 33 and Hwy 166. Fairly common and penetrating into planted field along edges. Taller than the cultivated crop. Comment
  RSA180535  Horkelia cuneata Roxana S. Ferris 1929-4-15 7610 San Luis Obispo Between Guadalupe and Callender. Comment
  JEPS103760  Horkelia cuneata subsp. puberula D. H. Wilken, E. L. Painter, T. Slotta 2002-5-28 15904 San Luis Obispo first ridge E of Lopez Lake, N of Arroyo Grande Crk, ca. 1 linear km WNE of mouth of Portrero Crk. 280 Comment
  CAS-BOT-BC148584  Horkelia cuneata var. puberula Clare B. Hardham 1956-7-21 11714 San Luis Obispo North east of Atascadero (off traffic way) - Santa Lucia Mountains Comment
  CAS-BOT-BC143915  Horkelia cuneata var. sericea Alice Eastwood 1927-4-8 14340 San Luis Obispo Nipomo Mesa Comment
  UC2027424  Hornungia procumbens Greg Wilvert 2005-4-17 264 San Luis Obispo Southeast Half of the Caliente Range. 1.1 km SSW of Quail Spring Reservoir. Comment
  LA211611  Hydrocotyle ranunculoides Mark A. Elvin; Michael Brady, Jason Storlie 2014-9-16 7623 San Luis Obispo SANTA MARIA RIVER VALLEY, Guandalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, ca. 250 meters from Pacific Ocean. 9.0 Comment
  CAS-BOT-BC311472  Hypochaeris radicata R. F. Hoover 1950-5-30 7955 San Luis Obispo San Simeon Comment
  OBI56678  Hypochaeris radicata David J. Keil 1998-9-4 28067 San Luis Obispo Santa Margarita. 305 Comment
  CAS-BOT-BC315705  Isocoma acradenia var. bracteosa R. F. Hoover 1965-9-19 9631 San Luis Obispo Carrizo Plain on west side of Soda Lake Comment
  UC1040745  Isocoma acradenia var. bracteosa Ray F. Smith 1956-10-17 San Luis Obispo San Miguel Comment
  SBBG14522  Isoetes howellii C. B. Hardham 1958-5-12 1943 San Luis Obispo Green's Lake, crest N of Cypress Mtn Comment
  RSA755086  Isoetes nuttallii David J. Keil, Robyn Cox, Cindy Sage, Orrin Sage 2002-3-25 29753 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz. Comment
  CAS-BOT-BC112544  Isolepis cernua D. E. Breedlove 1962-8-7 4108 San Luis Obispo On the shore of Oso Flaco Lake, 3 miles north of Guadalupe. Comment
  OBI26009  Isolepis cernua David J. Keil 1981-5-16 14599 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  SBBG109673  Isolepis cernua C. B. Hardham 1958-9-22 3915 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  OBI15976  Jaumea carnosa Robert F. Hoover 1947-10-11 7407 San Luis Obispo near Piedras Blancas Point Comment
  SBBG119640  Juglans hindsii E. Painter, M. Wetherwax 2000-8-21 CR 118 San Luis Obispo abandoned walnut orchard, Nacimiento Ranch, near Boy Scout Rd; Camp Roberts 200 Comment
  OBI72573  Juglans hindsii Jillian C. Boettcher 2002-4-29 10 San Luis Obispo Avila Beach. Turnout on Avila Beach Dr 1 mi W of Hwy 101 exit Comment
  SBBG133058  Juncus D. Keil, J. Dart, M. Perry 2010-4-27 30728 San Luis Obispo Carrizo Plain SW of Carissa Plains Elementary School, S of Hwy 58 615 Comment
  UC1146340  Juncus R. F. Hoover 1947-3-19 6699 San Luis Obispo Oak Park district Oak Park Comment
  UCSB48333  Juncus C. Hardham 1958-5-7 3223 San Luis Obispo HILLS BETWEEN THE NACIMIENTO AND BEE ROCK Comment
  UCR42718  Juncus acutus subsp. leopoldii David J. Keil 1981-4-25 14585 San Luis Obispo Central Coast, Baywood Park at Sweet Springs Marsh, Morro Bay area 3 Comment
  UCSB37977  Juncus balticus subsp. ater Edge, Lyda 1974-6-11 San Luis Obispo Santa Rita Canyon Road Comment
  OBI21129  Juncus breweri Robert F. Hoover 1967-5-6 10553 San Luis Obispo S of Oso Flaco Lake Comment
  OBI73223  Juncus bufonius var. congestus David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30727 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  UCR42642  Juncus dubius E. A. Wise 1982-6-10 1500 San Luis Obispo Pond on Hwy 58, 1.1 mi east of Creston O'Donovan Road. 415 Comment
  UCR131343  Juncus falcatus var. falcatus George K. Helmkamp, E. A. Helmkamp 1999-5-22 4895 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI68631  Juncus lescurii Oliver Hernandez 2008-6-17 1 San Luis Obispo 786 m S of the intersection of San Luis Obispo San Simeon Rd and hwy 1 6 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
  UCR42651  Juncus mexicanus E. A. Wise 1982-6-10 1503 San Luis Obispo Cow pond, 0.3 mi west of Huer Huero-La Panza Road, next to Hwy 58. 420 Comment
  POM110774  Juncus occidentalis Marcus E. Jones 1882-5-9 3247 San Luis Obispo [No additional locality information.] Comment
  CDA39269  Juncus patens D. DeRome 1994-5-8 589417 San Luis Obispo Poly Canyon; In the hills west northwest above Peterson Ranch just east-southeast of the railroad tracks. 0 Comment
  UC1927736  Juncus phaeocephalus David Keil with Tina Teed and Mariko Uchida 2001-6-15 29582 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. 243 Comment
  SBBG18410  Juncus phaeocephalus C. B. Hardham 1956-6-3 891 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  SBBG104519  Juncus xiphioides F. L. Johnson, E. A. Young 1993-5-23 ROB 534 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  POM258731  Keckiella breviflora Roxana S. Ferris 1939-6-16 9780 San Luis Obispo Jack Creek bridge on Dover Canyon road, Santa Lucia Mountains Comment
  OBI73646  Keckiella cordifolia David J. Keil 2010-6-7 30868 San Luis Obispo La Panza Mountains. Highway 58. Comment
  UC2027579  Kickxia spuria David J. Keil 2012-7-14 31410 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. Comment
  OBI74982  Kleinia ficoides Michael Stiles 2011-2-28 s.n. San Luis Obispo Cal Poly campus Comment
  OBI47103  Koeleria macrantha LynneDee Oyler 1986-4-5 385 San Luis Obispo American Cyn Blue oak study site in cattle exclosure. Los Padres Natl Forest. S1/2, SW1/4 sec 28 R16E, T30S, MDBM Comment
  OBI50588  Lactuca saligna Jan Barber, Sue Weis 1993-6-14 5 San Luis Obispo N of parkign lot at W end of Laguna Lake Park in San Luis Obispo Comment
  CAS-BOT-BC340633  Lactuca serriola R. F. Hoover 1969-8-15 11543 San Luis Obispo San Luis Obispo: Santa Rosa St. near Foothill Blvd. Comment
  CAS-BOT-BC341613  Lagophylla ramosissima Ernest C. Twisselmann 1952-7-17 595 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County Comment
  UC2062976  Lagophylla ramosissima Anna Kostikova with Glen Litsios, Sarah Burgy 2010-6-18 40 San Luis Obispo Carrizo Plain Swain Ridge: close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166. Comment
  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
  OBI60705  Lagophylla ramosissima Ann Cochran 1986-7-19 32 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl 579 Comment
  CAS-BOT-BC273869  Lamarckia aurea R. F. Hoover 1964-6-5 8921 San Luis Obispo Ridge southeast of Cuesta Pass 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
  OBI19861  Lamarckia aurea Walter F. Chesebro 1978-5-6 118 San Luis Obispo Collected at Soda Lake 610 Comment
  OBI58167  Lamium amplexicaule David J. Keil 1998-4-14 26693 San Luis Obispo Suey Creek Rd., 1.8 mi N from Hwy 166. Comment
  POM307594  Lasthenia Henry J. Ramsey, Henry J. Ramsey 1940-4-21 2370 San Luis Obispo Cambria. Comment
  CAS-BOT-BC334577  Lasthenia californica Alice Eastwood 1927-4-7 14314 San Luis Obispo Morro Comment
  RSA790127  Lasthenia ferrisiae Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2011-5-10 12 San Luis Obispo South Coast Ranges; Carrizo Plain; Southeast of Soda Lake; gently sloping terrain in and around lake floodplain. Approx. 1.4 miles southwest of Elkhorn Rd. 590 Comment
  SEINET2442275  Lasthenia glaberrima David Keil 2009-4-16 30581 San Luis Obispo Los Osos Valley. Boysen Ranch Wetland Mitigation area between Los Osos Valley Road and O'Connor Way west of Foothill Road. West of city limits of San Luis Obispo. Shallow ponds excavated in summer 2005 in grassy ranchland area to enhance wetland characteristics of area. These fields have historically flooded during times of high precipitation. The ponds impound water for longer periods of time with open water lasting into spring or early summer. 42 Comment
  UC2061403  Lasthenia gracilis Rachael L. Olliff Yang with Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-18 2 San Luis Obispo Carrizo Plain; small patch in a ditch off of the East side of Soda Lake Road, surrounded by grasslands. Comment
  JEPS34367  Lasthenia gracilis Rimo Bacigalupi 1963-4-21 8842 San Luis Obispo 22 Comment
  UC1314954  Lasthenia gracilis R. F. Hoover 1967-4-5 10342 San Luis Obispo 19 mi. e of Creston on La Panza Road (on a branch of Navajo Creek); branch of Navajo Creek Comment
  CAS-BOT-BC361255  Lasthenia leptalea Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14048 San Luis Obispo La Panza Range: head of Cammatta Canyon at the Bethel Ranch, about 0.5 mile above my [Twisselmann's] 2608. 533 Comment
  UC1119001  Lasthenia minor N. H. French 1937-3-9 883 San Luis Obispo Carrizo Plains McKittrick Quad., Carrizo Plains 591 Comment
  CAS-BOT-BC370863  Lasthenia minor Ernest C. Twisselmann 1958-4-8 4218 San Luis Obispo San Andreas Fault at the summit of Palo Prieta Canyon 701 Comment
  UC1285236  Lasthenia minor R. F. Hoover 1952-4-20 8134 San Luis Obispo n side of Soda Lake; Carrizo Plain Comment
  OBI57908  Lathyrus odoratus David J. Keil 1998-6-15 27837 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles E of junction with Old Creek Rd., just W of junction with Apple Rd. 378 Comment
  CDA43183  Lathyrus vestitus var. vestitus Richard R. Halse 2015-3-23 9347 San Luis Obispo Santa Lucia Range; Along Santa Rosa Creek Road ca. 0.6 mile northwest of its junction with State Hwy 46; east of Cambria. Comment
  OBI13238  Lathyrus vestitus var. vestitus Fred W. Rush May1956 23 San Luis Obispo Mt. San Luis 244 Comment
  SBBG61202  Layia glandulosa A. Carter 1940-4-7 1507 San Luis Obispo Palo Prieto Cyn, 3.3 mi SE of Cholame, N end of Temblor Range Comment
Read comments
Apr 15 2019
  SBBG81967  Layia glandulosa C. F. Smith 1950-5-4 2767 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  UCR115588  Layia glandulosa George K. Helmkamp, E. A. Helmkamp 2000-6-15 5675 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
Read comments
Jan 8 2013
  CAS-BOT-BC321456  Layia glandulosa Ernest C. Twisselmann 1965-5-5 10676 San Luis Obispo The Mojave-Randsburg Region. Northeast end of Buckhorn Lake, Edwards Air Force Base. 754 Comment
  CAS-BOT-BC321637  Layia glandulosa R. F. Hoover 1948-4-17 7480 San Luis Obispo Commatti Canyon Comment
  CAS-BOT-BC327214  Layia heterotricha Ernest C. Twisselmann 1954-4-17 1080 San Luis Obispo Temblor Range and Western San Joaquin Valley. Las Yeguas Hills, 1 mile S of Rector Ranch. 822 Comment
  CAS-BOT-BC327195  Layia hieracioides R. F. Hoover 1949-5-12 7666 San Luis Obispo Between Mt. Bishop and Cerro Romauldo Comment
  UC1285331  Layia hieracioides R. F. Hoover 1950-4-30 7858 San Luis Obispo e slope of La Panza Range Comment
  UCD135686  Layia hieracioides Bruce G. Baldwin 1987-3-31 648 San Luis Obispo San Luis Obispo County: Nipomo Mesa, 0.35 mile north of Los Berros Road junction along Pomeroy Road, ca. 0.15 mile south of driveway entrance at 1788 Pomeroy Road. Comment
  UC373316  Layia jonesii Marcus E. Jones, A. M. 1882-5-5 3224 San Luis Obispo San Luis Obispo Comment
  RSA659228  Layia munzii David J. Keil, Kathleen Keil 1992-4-11 22791 San Luis Obispo California Valley, Carissa Plain. Belmont Trail 2 miles E of Soda Lake Rd. at intersection with small cross road. Comment
  RSA790125  Layia munzii Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-3-30 10 San Luis Obispo South Coast Rangers; Carrizo Plain; North of Carrizo Plain National Monument; valley floor. South of Highway 58, east of Cambria Rd between California Trail and Camelia Trail. 608 Comment
  JEPS39997  Layia munzii W. L. Jepson 1932-4-3 16205 San Luis Obispo between Choice Valley and Carrizo Plain; Yeguas Hills 502 Comment
  RSA67552  Layia pentachaeta subsp. albida P. A. Munz 1951-4-12 16285 -A San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. 762 Comment
  CAS-BOT-BC382111  Layia platyglossa Clare B. Hardham 1958-5-13 3286 San Luis Obispo Santa Lucia Mountains; San Bernardo Creek Comment
  CAS-BOT-BC385621  Layia platyglossa R. F. Hoover 1967-5-13 10569 San Luis Obispo Coast west of Cambria Comment
  SFV15535  Layia platyglossa I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 369 San Luis Obispo Carrizo Plain Carrizo Plain, 37.8 miles north on Soda Lake Road from junction with Highway 166. Roadside. 620 Comment
  UC1069776  Layia platyglossa W. A. Peterson 1937-4-14 674 San Luis Obispo 4 mi n of source Cedar Creek; La Panza Quad. Comment
  UC2027074  Layia platyglossa Greg Wilvert 2005-5-15 426 San Luis Obispo Southeast Half of the Caliente Range: 1.1 km NW of Semper Spring Comment
  CAS-BOT-BC382110  Layia platyglossa Clare B. Hardham 1960-5-5 5617 San Luis Obispo Santa Lucia Mountains; Pine Mt. 762 Comment
  CAS-BOT-BC385620  Layia platyglossa R. F. Hoover 1967-2-18 10233 San Luis Obispo Coastal slope between Coon Creek and Diablo Canyon Comment
  RSA0048249  Layia platyglossa W. M. Arbaugh 1968-4-28 s.n. San Luis Obispo Nipomo Mesa. Comment
  SBBG80694  Layia platyglossa C. F. Smith 1950-4-30 2725 San Luis Obispo near Yeguas Crk Comment
  RSA791696  Lemna Robert F. Thorne, Percy C. Everett 1962-10-3 31430 San Luis Obispo Oso Flaco Lake. 8 Comment
  OBI64464  Lemna gibba David J. Keil 2001-5-10 29430 San Luis Obispo Bitterwater Road, Pinole Spring. 10.1 road miles north from Highway 58 at site of stone springbox on slope below road. Vicinity of 35.49703 deg. N x 120.07248 deg. W. 689 Comment
  SD117495  Lemna gibba Wayne P. Armstrong 1985-4-4 1228 San Luis Obispo Marsh at Alamo Creek Bridge, on Highway 166, about 10 miles northeast of Santa Maria. 213 Comment
  UC455203  Lemna minuscula I. J. Condit 1908-11-14 San Luis Obispo Oceano Comment
  OBI80107  Lemna minuta David J. Keil, Mike Walgren 2012-9-8 31526 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  UCR42438  Lepechinia calycina David Charlton 1986-4-17 215 San Luis Obispo Central Coast, La Panza Campground entrance, 27.5 mi west of San Luis Obispo Co. line on Pozo Road 915 Comment
  CAS-BOT-BC88720  Lepidium acutidens Ernest C. Twisselmann 1954-3-11 865 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place. 10 miles south of Cholame. Comment
  OBI15016  Lepidium dictyotum Robert F. Hoover 1966-3-30 9769 San Luis Obispo Carrizo plain S of Soda lake Comment
  CAS-BOT-BC89024  Lepidium dictyotum R. F. Hoover 1966-3-30 9768 San Luis Obispo Carrizo Plain, sout of Soda Lake. Comment
  OBI64560  Lepidium dictyotum David J. Keil 2001-3-28 29222 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 Comment
  OBI15132  Lepidium draba Felice C. Movich 1969-4-14 48 San Luis Obispo Morro Bay state park 15 Comment
  UC1573181  Lepidium jaredii subsp. jaredii Dean Wm. Taylor with Glenn L. Clifton 1988-3-12 9379 San Luis Obispo Carrizo Plain, central portion, along dirt road from RC Farm to County Road Carrizo Plain 588 Comment
  RSA143419  Lepidium lasiocarpum Clare B. Hardham 1960-2-23 5225 A San Luis Obispo South end Soda Lake, Carrisa Plains. Comment
  UC573632  Lepidium nitidum W. A. Peterson 1937-4-14 688 San Luis Obispo 3.2 mi ne mouth of Cedar Creek; La Panza Quad. 640 Comment
  CAS-BOT-BC12586  Lepidium nitidum David D. Keck; J. Clausen 1935-4-9 3100 San Luis Obispo Cholame Creek, in the large alkaline flat just east of Cholame. 365 Comment
  UC556397  Lepidium nitidum David D. Keck and J. Clausen 1935-4-9 3100 San Luis Obispo just e Cholame; Cholame Creek 365 Comment
  UCSB14953  Lepidium nitidum Breedlove, Dennis 1962-3-24 San Luis Obispo 1.4 miles northeast of U.S. 466 at Cholame on State 41 365 Comment
  CDA11386  Lepidium nitidum var. oreganum G. F. Hrusa 1995-4-15 12106 San Luis Obispo Carrizo Plain; Margin of S end of Soda Lake. Comment
  UCD115744  Lepidium oblongum Rimo Bacigalupi; L. R. Heckard 1963-4-21 8836 San Luis Obispo San Luis Obispo County: At southern end of Morro Bay, north of the mouth of Hazard Canyon. 30 Comment
  JEPS34361  Lepidium strictum Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8836 San Luis Obispo n of mouth of Hazard Canyon (s end of Morro Bay); Morro Bay 30 Comment
  OBI59487  Lepidium strictum David J. Keil, with V. L. Holland 2001-4-7 29274 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  SBBG112847  Lepidium strictum C. B. Hardham 1957-5-12 1904 San Luis Obispo Franklin Crk, Camp Natoma Comment
  CAS-BOT-BC328020  Lepidospartum squamatum Ernest C. Twisselmann 1954-7-20 1453 San Luis Obispo Temblor Randg & Western San Joaquin Valley. Choice Valley Road, 1/8 mile W of Choice Valley School 563 Comment
  CAS-BOT-BC328021  Lepidospartum squamatum Ernest C. Twisselmann 1953-9-4 748 San Luis Obispo Temblor Randg & Western San Joaquin Valley. Choice Valley: bridge 0.25 mi NW of the school. 601 Comment
  RSA164047  Leptochloa fusca subsp. uninervia E. C. Twisselmann 1963-12-10 9204 San Luis Obispo Highway U.S. 466, 7 miles east of Paso Robles. 244 Comment
  OBI28256  Leptosiphon ciliatus Spasbo/Krystoff 15 San Luis Obispo 22 mi E. of Arroyo Grande; Blue Oak Savanna 762 Comment
  SBBG117507  Leptosiphon liniflorus E. Painter, M. Wetherwax, E. Wenzl, A. Gingerich 2000-4-19 CR 34 San Luis Obispo near Perimeter Rd; Camp Roberts Training Area T/Y3 210 Comment
  SBBG108199  Leptosiphon parviflorus C. B. Hardham 1957-4-25 1735 San Luis Obispo crest SE of Cypress Mtn Comment
  OBI16679  Leptosyne douglasii Robert F. Hoover 1948-4-17 7484 San Luis Obispo Fernandez Crk near N end of la Panza range Comment
  OBI33694  Leptosyne douglasii Melissa Luckow, Jerry Rendon 1980-4-24 32 San Luis Obispo Poly Cyn, about 30 ft above rd, near arch to cyn Comment
  UCR132026  Lessingia filaginifolia var. filaginifolia George K. Helmkamp 2003-9-10 8138 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  SBBG8554  Lessingia glandulifera var. glandulifera C. B. Hardham 1958-9-8 3940 San Luis Obispo Nacimiento River bed below dam; Camp Roberts Comment
  UC1953355  Lessingia pectinata var. tenuipes David Keil 2010-6-1 30832 San Luis Obispo San Juan Creek Bridge at Highway 58. Eastern portion of La Panza Mountains. Comment
  UC33151  Lessingia pectinata var. tenuipes Mrs. R. W. Summers 45 San Luis Obispo San Luis Obispo Comment
  OBI15757  Lessingia pectinata var. tenuipes Robert F. Hoover 1946-8-18 6316 San Luis Obispo Fernandez Crk, near N base of La Panza Range Comment
  UC1287419  Lessingia pectinata var. tenuipes Willard Spence 1962-6-22 676 San Luis Obispo 10.1 mi nw of Simmler; San Juan Creek Comment
  SBBG96094  Lilaea scilloides D. Keil 1983-4-23 16929 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  UC310456  Limnanthes douglasii subsp. nivea Philip A. Munz 1925-3-24 9224 San Luis Obispo Atascadero 457 Comment
  RSA0019486  Limonium binervosum David J. Keil 2011-7-3 31055 San Luis Obispo Morro Bay. South side of sand berm on south side of Morro Bay marina. 1 Comment
  OBI59645  Limonium sinuatum David J. Keil 1999-9-8 s.n. San Luis Obispo Along Turri rd, about halfway between Los Osos Valley Rd and South Bay Blvd Comment
  UCR132010  Limonium sinuatum George K. Helmkamp 2003-10-8 8211 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
  UC1872967  Limosella acaulis David Keil 2002-4-4 29785 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands N of Santa Margarita and E of US 101. 298 Comment
  CAS-BOT-BC226856  Linanthus californicus David D. Keck 1933-5-5 2231 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe Comment
  JEPS97113  Linanthus parviflorus M. D. Proctor and E. A. Young 1993-4-11 ROB 358 San Luis Obispo 2 km s of Boyscout Rd.; Camp Roberts Comment
Read comments
1
  POM262038  Linaria canadensis var. texana I. L. Wiggins 1929-4-15 3613 San Luis Obispo 2 miles S of Oceano. Comment
  RSA0008937  Linaria pinifolia Glenn Cole 1980-2-28 3 San Luis Obispo Grassy area near Cal-Poly O. H. unit 107 Comment
  UC1341119  Lithocarpus densiflorus Robert J. Rodin 1962-5-8 6861 San Luis Obispo 4 mi se Cuesta Summit (on Highway 101) Comment
  OBI17768  Lithophragma cymbalaria Dave Imper Unknown 85 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 91 Comment
  UC11894  Lithophragma cymbalaria Alice King June 1895 San Luis Obispo Arroyo Grande Comment
  UC573235  Lithophragma cymbalaria T. M. Hendrix 1937-4-19 39 San Luis Obispo 3.8 mi e Pozo; Pozo Quad. 518 Comment
  RSA140213  Lithophragma heterophyllum Clare B. Hardham 1959-4-22 4441 San Luis Obispo Santa Rita Canyon. W of Templeton. Santa Lucia Mtns. Comment
  UCSB39882  Lithophragma heterophyllum Shaw, J. 1982-3-24 San Luis Obispo along Prefumo Canyon Road, 0.5 miles south of Los Osos Valley Road 91 Comment
  RSA608219  Lithophragma parviflorum var. parviflorum R. S. Woglum 1941-4-26 2966 San Luis Obispo San Joaquin Valley: Simmler; Carrizo Plain. . Comment
  CAS-BOT-BC174529  Loeflingia squarrosa Ernest C. Twisselmann 1967-5-8 13016 San Luis Obispo La Panza Range. Shell Creek fork of Cammatta Canyon 472 Comment
  CAS-BOT-BC174518  Loeflingia squarrosa Ernest C. Twisselmann 1955-5-18 2008 San Luis Obispo San Juan River Valley, 8.6 miles south of Shandon 426 Comment
  OBI19583  Loeflingia squarrosa Robert F. Hoover 1968-4-16 11022 San Luis Obispo Cuyama River at "Gypsum Cyn bridge" N side of river Comment
  OBI25064  Logfia filaginoides David J. Keil, Dirk Walters 1980-4-26 13846 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso robles Comment
  OBI77582  Logfia filaginoides David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15872 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  SBBG46667  Logfia filaginoides L. W. Edge 1973-4-11 279 San Luis Obispo S of Morro Bay Comment
  OBI44809  Logfia gallica David J. Keil 1979-7-1 13119 San Luis Obispo Ridge between Prefumo and See Cyns. About 5 mi from jctn of Los Osos Valley red and Prefumo Cyn Rd Comment
  SBBG93650  Logfia gallica S. A. Junak 1990-5-1 4287 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 533 Comment
  CAS-BOT-BC283240  Lolium multiflorum Ernest C. Twisselmann 1953-6-6 77 San Luis Obispo The Temblor Range and the Western San Joaquin Valley. Mariannas canyon, 0.5 mile below Mariannas ranch house, 7 miles NE of Simmler Comment
  CAS-BOT-BC283241  Lolium multiflorum Ernest C. Twisselmann 1952-6-1 76 San Luis Obispo The Temblor Range and the Western San Joaquin Valley. Mariannas ranch house, 6 miles NW of Simmler Comment
  UC333885  Lolium temulentum unknown San Luis Obispo San Luis Obispo Comment
  SEINET5779548 Image available Lomatium caruifolium Marcus E. Jones 1882-1 3600 San Luis Obispo San Luis Obispo Comment
  UCR1399  Lomatium caruifolium Frank C. Vasek 1960-4-9 600409- 08 San Luis Obispo Central Coast, Cerro Romauldo Mountain, along State Hwy l, 3 miles northwest of Camp San Luis Obispo gate 366 Comment
Read comments
1
  OBI81630  Lomatium caruifolium Tracey Call, Viola Call 1963-4-8 2169 San Luis Obispo In clay loam on road cut on Green Valley Rd., 6 miles S.E. of Cambria Comment
  POM98656  Lomatium caruifolium var. caruifolium P. A. Munz 1925-3-24 9234 San Luis Obispo 3 miles W of San Luis Obispo Comment
  OBI4003  Lomatium dasycarpum Elizabeth Rudd 1971-3-9 173 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  RSA67541  Lomatium dasycarpum subsp. dasycarpum P. A. Munz 1951-4-13 16308 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 Comment
  OBI64920  Lomatium macrocarpum Greg Wilvert 2005-3-21 9 San Luis Obispo SE Half of the Caliente Range; Approx. 1 km S of Soda Lake Rd along Pipeline Rd Comment
  SBBG18098  Lomatium parvifolium C. B. Hardham 1960-6-1 5970 San Luis Obispo Burnett Peak Sargent Cypress forest Comment
  OBI75103  Lomatium utriculatum Greg Wilvert 2005-5-15 425 San Luis Obispo Southeast half of Caliente Range; 2 km WSW of Semper Spring Comment
  UCR6180  Lomatium utriculatum C. M. Bringle 1967-3-20 670320- 26 San Luis Obispo Santa Margarita, at junction of State Hwy 58 400 Comment
  OBI77668  Lonicera hispidula David J. Keil 1981-6-20 14868 San Luis Obispo No of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1. Comment
  CAS-BOT-BC240572  Lonicera hispidula Clare B. Hardham 1960-5-21 5843 San Luis Obispo Santa Lucia Mountains. North slopes along Santa Rita Cr., Juhl Rch. west of Templeton Comment
  UCR29908A  Lonicera hispidula var. vacillans David J. Keil 1981-6-20 14867 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  CAS-BOT-BC234945  Lonicera subspicata var. denudata Ernest C. Twisselmann 1954-5-14 1236 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: 4 miles south of Cholame 487 Comment
  OBI79616  Loropetalum chinense Haley Fuller, Erik Holtz, Sean Birkimer 2014-2-24 San Luis Obispo San Luis Obispo, Cal Poly campus, president's residence on Crandall way. Comment
  OBI51180  Lotus corniculatus Jan Barber 1993-8-5 49 San Luis Obispo San Simeon State Park. Along banks of S drainage channel and day-use parking lot Comment
  UCR158570  Lotus heermannii var. orbicularis George K. Helmkamp 2004-6-15 8640 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  SEINET3523649 Image available Lotus procumbens Roxana S. Ferris 1939-5-18 9743 San Luis Obispo 3 mi E of Templeton on Creston road Comment
  UC454105  Lotus salsuginosus I. J. Condit 1910-7-10 San Luis Obispo near mouth Coon Creek; Coon Creek Comment
  RSA406887  Lotus scoparius Ralph Hoffmann 1930-4-19 s.n. San Luis Obispo Arroyo Grande. Comment
  UCR163627  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9201 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  RSA318900  Lotus strigosus var. strigosus Patricia Wilder 1965-4-10 1837 San Luis Obispo Nipomo Mesa, field W of Nipomo, alt Pacific Drainage 107 Comment
  UC1129226  Lotus wrangelianus C. A. Graham 1939-4-14 522 San Luis Obispo 1.5 mi n Pine Canyon Guard Station; Branch Mt. Quad. 533 Comment
  OBI82487  Ludwigia hexapetala David J. Keil 2015-7-8 33305 San Luis Obispo Atascadero Creek north of El Camino Real bridge and east of road 280 Comment
  OBI48722  Lupinus albifrons Unknown May1882 s.n. San Luis Obispo Comment
  RSA0060761  Lupinus albifrons Daisie Huang 2006-4-14 06041403 San Luis Obispo Santa Rosa Creek Rd., off 46, slightly west of last locality. 430 Comment
  SEINET185886  Lupinus albifrons Alice Eastwood 1939-4-17 18916 San Luis Obispo Nipoma Mesa Comment
  OBI33361  Lupinus albifrons David J. Keil 1982-3-20 15756 San Luis Obispo San Luis Range in Irish Hills along dirt road leading from See Cyn rd to Hibberd Preserve Comment
  SEINET10936718  Lupinus albifrons Timothy Reeves, Donald J. Pinkava 1974-3-21 Reeves 11886 San Luis Obispo 0.5 mile from lopez lak. Roadside cut Comment
  UC1129327  Lupinus albifrons var. douglasii B. Bolt 1936-3-16 629 San Luis Obispo Valencia Peak; Cayucos Quad., Valencia Peak Comment
  CDA16199  Lupinus arboreus G. F. Hrusa, D. Ragan 1999-4-21 15014 San Luis Obispo Oceano Dunes; Oceano Dunes, immediately W of Callender Rd. Hwy 1 roadside at Callender Rd. intersection. 106 Comment
  CDA17724  Lupinus arboreus Austin Griffiths 1987-4-5 18085 San Luis Obispo Central Coast; Along W. El Campo Rd. approaching South Halcyon Rd. 0 Comment
  UC55720  Lupinus arboreus Mrs. R. W. Summers 1886-3-5 San Luis Obispo Coast Hills Comment
  UCD106636  Lupinus arboreus P. B. Kennedy 1929-4-10 s.n. San Luis Obispo San Luis Obispo County: 1/2 mile north of town of Morrow. 6 Comment
  UCSB18108  Lupinus arboreus Gruber, Richard 1964-3-25 San Luis Obispo State Highway 1, approximately 3.5 miles N of Guadalupe 45 Comment
  RSA285658  Lupinus arboreus var. arboreus D. C. Michener 1982-7-22 4071 San Luis Obispo West side of top of ridge of Noyes Road ca. 0.2 miles west of junction with Ca 227. Comment
  RSA648319  Lupinus arboreus var. arboreus Glen Lowe 1981-6-15 s.n. San Luis Obispo Vandenberg Air Force Base, Umbra Road near MOD III Lake. 30 Comment
  UC764849  Lupinus benthamii R. F. Hoover 1938-4-15 3106 San Luis Obispo Cuyama Valley Comment
  RSA0060561  Lupinus bicolor Daisie Huang 2006-3-19 06031901 San Luis Obispo Roadside of 58-E, east of 101. 492 Comment
  SBBG46749  Lupinus bicolor C. B. Hardham 1962-4-8 10602 San Luis Obispo W edge of Chimney Rock Ranch, North Rd to Adelaida Comment
  UC57452  Lupinus bicolor J. H. Barber 1900-4-30 1009 San Luis Obispo canyon near Paso Robles; near Paso Robles 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
  CDA11360  Lupinus concinnus G. F. Hrusa 1995-4-15 12083 San Luis Obispo La Panza Range; Approx. 1 mile S of Queen Bee Camp, 1 mile S of la Panza summit on La Panza Road. Comment
  CHSC63626  Lupinus concinnus B. Castro; G. Kuenster 1989-4-15 302 San Luis Obispo Ca 4 mi NE of Santa Margarita, ca 1.5 mi NE of the Salinas R., among rocks by creek, above Hwy 58 in Calf Cyn. 365 Comment
  UCD107515  Lupinus concinnus G. F. Hrusa 1995-5-28 12311 San Luis Obispo San Luis Obispo County: Ridge immediately SW of Radio Facility 2 (Peak 1). 630 Comment
  RSA303891  Lupinus ludovicianus J. R. Shevock 1972-4-1 1524 San Luis Obispo Arroyo Grande 244 Comment
  JEPS107997  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1151 San Luis Obispo Hi Mountain Road 8.8 mile NE Lopez Lake Road Comment
  JEPS108002  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1161 San Luis Obispo USFS road 1.4 mi SE of American Canyon Camp Road, 3 mi NW Avenales Guard Station. Comment
  OBI31393  Lupinus microcarpus var. densiflorus Joy Nishida, Ginger King and Julie Oxford 1982-5-1 342 San Luis Obispo Ameican Cyn campground, near stream 524 Comment
  OBI48299  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1173 San Luis Obispo Los Padres Natl forest. Thirtyfive Cyn rd 2.7 mi S intersection to Branch MTn, 0.6 mi NE jctn with Agua Escondido Rd Comment
  SBBG114040  Lupinus microcarpus var. densiflorus R. Riggins 1978-5-6 1146 San Luis Obispo El Camino Real 0.3 mi E of US Hwy 101 at Santa Margarita exit Comment
  SD121778  Lupinus microcarpus var. glareosus Dara Emery 1950-4-14 San Luis Obispo Carrizo Plains, Panorama Point, flat, sandy dry wash Comment
  RSA659036  Lupinus microcarpus var. horizontalis R. Riggins 1979-5-5 1155 San Luis Obispo Elkhorn Trail Rd. (Co. 285) 4.8 mi SE Hurricane Rd. West slopes Temblor Range. Comment
  SBBG114107  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1138 San Luis Obispo head of Crocker Cyn, Hurricane Rd, 0.9 mi NE jct with Co Rd 285 Comment
  OBI64924  Lupinus microcarpus var. microcarpus Greg Wilvert 2005-3-21 15 San Luis Obispo SE Half of the Caliente Range. Approx 1/3 km W of the S end of Pipeline Rd, overlooking the Cuyama Valley 768 Comment
  OBI72816  Lupinus microcarpus var. microcarpus Michael Walgren 2008-6-21 138 San Luis Obispo Near Los Osos. Roadside on Turri rd approx. 1.5 mi inland from So bay Blvd Comment
  CDA27539  Lupinus microcarpus var. microcarpus R. Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Road just east of junction with Cypress Mountain Road. 0 Comment
  OBI12829  Lupinus microcarpus var. microcarpus Robert F. Hoover 1952-5-6 8150 San Luis Obispo E of Atascadero on Creston rd, just E of pump station 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
  RSA0036484  Lupinus nanus Daisie Huang 2006-4-13 06041328 San Luis Obispo Hi Mtn Rd, w of Upper Lopez Canyon. 168 Comment
  OBI17963  Lupinus nanus Robert F. Hoover 1952-4-20 8141 San Luis Obispo W base of Temblor Range near Crocker Grade Comment
  SEINET9308493  Lupinus nanus Dunn, Brown, 1946-5-17 2641 San Luis Obispo Big Sur Park Comment
  OBI12866  Lupinus pachylobus Robert F. Hoover 1965-4-28 9356 San Luis Obispo 17 mi E of Creston on La Panza Rd Comment
  OBI66757  Lupinus pachylobus D. R. Miller 1989-4-25 489 -1 San Luis Obispo Along the ridge rd and down the grass covered slopes between Pine mtn and Rocky Buttes 884 Comment
  OBI28802  Lupinus sparsiflorus Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 746 San Luis Obispo At the end of Huasna Rd where the fork to Agua Escondido takes off Comment
  OBI20059  Lupinus sparsiflorus Rhonda Riggins 1979-5-5 1159 San Luis Obispo La Panza Range. Along USFS rd to American Cyn E of Pozo, 0.4 mi NW American Cyn Gate Comment
  RSA140476  Lupinus subvexus var. subvexus Clare B. Hardham 1960-5-3 5594 San Luis Obispo Elmer Cherry Ranch Willow Creek Comment
  RSA230392  Lupinus subvexus var. subvexus Colin M. Wainwright 1972-3-27 643 San Luis Obispo Growing along road side of Hwy 58 W of McKittrick in the Temblor Range. 671 Comment
  OBI33358  Lupinus truncatus David J. Keil 1982-3-20 15753 San Luis Obispo San Luis range in Irish Hills along dirt rd leading from See Cyn to Hibberd Preserve Comment
  UCSB59911  Lupinus truncatus Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo 2.5 miles east of Hwy. 58 on Parkhill Rd.; north side of road; 5 miles north of Santa Margarita 457 Comment
  HSC91557  Luzula comosa Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail 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
  OBI21184  Luzula subsessilis R. F. Hoover 1947-3-1 6633 San Luis Obispo Cambria, Cambria Comment
  OBI3487  Lysimachia arvensis Lynch 1971-5-15 5 San Luis Obispo Cal Poly campus. Drumm lake Comment
  OBI57967  Lysimachia maritima Austin P. Griffiths, K. G. & G. J. Jones 1986-4-23 s.n. San Luis Obispo In marsh midway along Santa Maria River Estuary North Side Comment
  OBI36952  Lythrum hyssopifolia Eric Wise 1981-6-26 658 San Luis Obispo Villa Crk Reservoir, Hwy 1 N of Cayucos Comment
  CDA11364  Madia gracilis G. F. Hrusa 1995-4-15 12087 San Luis Obispo La Panza Range; Approx 1/2 m. S of Queen Bee Camp, 1 m. S of La Panza Summit on La Panza Rd. Comment
  UC57423  Madia gracilis J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mts. Comment
  UC598693  Madia gracilis John Bright 1936-4-26 12971 San Luis Obispo Cuesta Pass Comment
  JEPS51988  Madia radiata Ernest C. Twisselmann 1965-3-23 10494 San Luis Obispo Pinole Hills, at the head of Bitterwater Creek Temblor Range, Western San Joaquin Valley, Bitterwater Creek 670 Comment
  JEPS74780  Madia radiata L. R. Heckard, T. I. Chuang, and R. C. Bacigalupi 1975-4-24 3988 San Luis Obispo ca 10 mi n Route 58 (w of Simmler, Cholame road) 609 Comment
  SJSU3321  Madia radiata C. W. Sharsmith 1962-4-20 6783 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  POM362208  Madia sativa Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI75672  Madia sativa D. R. Miller 2011-9-9 911 .1 San Luis Obispo Rocky Butte/Pine Mt region. In Corral Meadow near Ridge rd between Rocky Butte and Pine Mt Pico Crk drainage 914 Comment
  CAS-BOT-BC204155  Malacothamnus jonesii R. C. Barneby 1954-5-3 11284 San Luis Obispo 8 miles e. of Atascadero 426 Comment
  SBBG110228  Malacothamnus palmeri var. palmeri C. B. Hardham 1961-5-12 6990 San Luis Obispo Mono Rd, near rd to Cerro Alto fire lookout Comment
  CDA8290  Malacothrix californica A. C. Browne 1951-3-4 San Luis Obispo Oso Flaco. 0 Comment
  SBBG46672  Malacothrix californica L. W. Edge 1973-4-11 287 San Luis Obispo Shell Crk area of St Hwy 58 Comment
  CAS-BOT-BC345347  Malacothrix californica Mrs. R. W. Summers 1888-4-1 s.n. San Luis Obispo S. Margarita to Miles Station Comment
  UC1314968  Malacothrix californica R. F. Hoover 1967-5-6 10525 San Luis Obispo Jake Lake Comment
  UC496112  Malacothrix californica Mrs. Frank Hatch 1932-4-4 San Luis Obispo Pala Prieta Bitterwater Valley (eastern San Luis Obispo County) Comment
  JEPS99075  Malacothrix clevelandii Clare B. Hardham 1961-4-30 6941 San Luis Obispo N of Cambria (Pine Mountains); Santa Lucia Mountains Comment
  UC455515  Malacothrix floccifera I. J. Condit 1908-4-11 San Luis Obispo Summit Cuesta 792 Comment
  JEPS81951  Malacothrix incana Rimo Bacigalupi and L. R. Heckard 1963-4-21 8828 San Luis Obispo n mouth of Hazard Canyon (s end of bay just inside coastal dunes); Morro Bay 30 Comment
  OBI81464  Malacothrix incana Tara M. Thiel, Jesus Garcia, Smantha Alvarez, Patrick Wall 2015-11-5 5 San Luis Obispo Oceano Dunes trail Comment
  CDA17538  Malacothrix incana Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; near S. end of Morro Bay Sandspit. Comment
  OBI51026  Malacothrix phaeocarpa Steven A. Junak 1990-5-17 4350 San Luis Obispo Santa Lucia Mountains; near N edge of Cuesta ridge Botanical area, along private dirt road on Amers property at 8770 Tassajera Crk rd, ca. 1.8 mi W of hwy 101 and .3 mi S of tassajera creek rd. Comment
  SBBG35589  Malva assurgentiflora M. R. Benedict 1967-11-17 San Luis Obispo near rangers station, Montana de Oro State Park [escape from garden] 45 Comment
  OBI12346  Malva neglecta Robert F. Hoover 1965-9-29 9687 San Luis Obispo Atascadero Comment
  UCR134451  Malva parviflora George K. Helmkamp 2003-9-26 8179 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  UCD116705  Malvella leprosa Ernest C. Twisselmann 1958-8-27 4741 San Luis Obispo San Luis Obispo County: Bitterwater Road at Grant's Lake, eastern part of county. Shandon, CA. 609 Comment
  UCR132146  Marrubium vulgare George K. Helmkamp 2003-10-24 8219 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  OBI17618  Marrubium vulgare Kamran Alavi 1977-8-19 88 San Luis Obispo 8th Street, Baywood Park Comment
  JEPS116488  Matricaria discoidea Alice Le Duc 1999-4-18 382 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
  OBI29242  Matricaria discoidea David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14535 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI72250  Matricaria discoidea Anthony Baniaga, Theo Fitanides 2010-3-27 74 San Luis Obispo Tierra Redonda Mtn BLM ACEC. Dirt carpark E of Oak Shores Rd 345 Comment
  CAS-BOT-BC183573  Matricaria matricarioides James R. Shevock; Jack Zaninovich 1983-3-31 10239 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 5.9 miles south of California City then 1.2 miles east of Seven Mile Road 594 Comment
  UCR162833  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2005-3-30 9260 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  OBI55578  Matricaria occidentalis George Butterworth 1998-6-3 269 a San Luis Obispo Carrizo Plain Natural Area. Beside Soda L. Rd, at Coyote Knoll, 1.75 mi SE of Painted rock rd T32S, R20E, S4 NE Qtr 594 Comment
  UC1479638  Matricaria occidentalis Ernest C. Twisselmann 1952-8-29 562 San Luis Obispo Twisselmann Lake, hills at the head of Palo Prieta Canyon Western San Joaquin Valley, Temblor Range, Palo Prieta Canyo 670 Comment
  CAS-BOT-BC60299  Matthiola incana R. F. Hoover 1967-9-13 10862 San Luis Obispo Oceano Beach. Comment
  OBI11731  Meconella denticulata Robert F. Hoover 1951-4-15 8039 San Luis Obispo Stoney Crk, tributary of Huasna River Comment
  SBBG118094  Medicago lupulina E. Painter, M. Wetherwax, K. Keil, K. Downing, J. Olson 2000-5-16 CR 85 San Luis Obispo Nacimiento River floodplain, up stream from Twin Bridges; Camp Roberts 180 Comment
  OBI54288  Medicago polymorpha David J. Keil 1996-5-2 25858 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  UC1129780  Medicago polymorpha P. L. Johannsen 1936-3-21 691 San Luis Obispo 1 1/2 mi se Terrace Hill (Plot 2); San Luis Obispo Quadrangle Comment
  CAS-BOT-BC271194  Melica Clare B. Hardham 1969-5-28 17190 San Luis Obispo NE slopes of Red Mt., San Simeon Cr. Comment
  SBBG118306  Melica californica E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 72 San Luis Obispo above Nacimiento River, near Twin Bridges; Camp Roberts 180 Comment
  UCR168492  Melica californica George B. Grant 1903-4-7 5665 San Luis Obispo Central Coast Range, Paso Robles 366 Comment
  RSA0042950  Melica imperfecta LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6532 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  CAS-BOT-BC281684  Melica imperfecta Clare B. Hardham 1959-6-10 4847 San Luis Obispo Santa Lucia Mts. Road from Old Creek to Toro Creek Comment
  UC532080  Melica imperfecta David D. Keck 1934-4-26 2814 San Luis Obispo 10 mi w Simmler (on road to La Panza) Comment
  CAS-BOT-BC264260  Melica torreyana R. F. Hoover 1966-6-6 8940 San Luis Obispo Ridge northwest of Cuesta Pass, just below TV tower Comment
  CAS-BOT-BC264261  Melica torreyana R. F. Hoover 1964-5-11 8778 San Luis Obispo Road to Hi Mt. from Pozo-Arroyo Grande summit Comment
  OBI69696  Melica torreyana T. J. Ayers, S. Junak & D. Young 1989-4-27 712 San Luis Obispo Cuesta Ridge Botanical Area. Los Padres Natl Forest; Cuesta Ridge, just NW of sign near W boundary of botanical area Comment
  OBI68360  Melilotus albus David J. Keil 2003-6-27 30275 San Luis Obispo Highway 1 north of San Simeon Acres, just north of Little Pico Creek Comment
  CDA4205  Melilotus indicus P. Tomsovic 1997-4-14 30 San Luis Obispo San Luis Peak., west of Highway 101 between Broad Street and Marsh. 0 Comment
  OBI73464  Melissa officinalis David J. Keil 2010-6-5 30861 San Luis Obispo Santa Lucia Mts. Upper Lopez Canyon. Comment
  UC1284944  Melissa officinalis R. F. Hoover 1946-8-3 6252 San Luis Obispo near dry water-course Upper Coon Creek; San Luis Range, Upper Coon Creek Comment
  UC1285028  Melissa officinalis R. F. Hoover 1960-7-6 8526 San Luis Obispo 4 mi. e. Cambria (Santa Rosa Creek); Santa Rosa Creek Comment
  CDA43315  Mentha X rotundifolia David J. Keil 2010-11-1 30948 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and Arroyo Grande south of intersection of Ormonde Road with Price Canyon Road. Comment
  SBBG83372  Mentha canadensis C. F. Smith 1957-10-16 5645 San Luis Obispo Dune Lakes S of Oceano Comment
  OBI78254  Mentha spicata Robert F. Hoover 1946-9-14 6378 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  OBI12491  Mentzelia affinis Robert F. Hoover 1967-3-27 10297 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  UC1314974  Mentzelia pectinata R. F. Hoover 1967-4-15 10468 San Luis Obispo Elkhorn hills Comment
  UC1121649  Mentzelia veatchiana P. L. Johannsen 1937-6-2 1183 San Luis Obispo 3/4 mi ese Five Willow Spring; McKittrick Quad. Comment
  SBBG125794  Micranthes californica T. Fitanides with A. Baniaga 2010-2-28 37 San Luis Obispo Tierra Redonda Mtn 366 Comment
  RSA0043078  Micropus californicus var. californicus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6397 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  CAS-BOT-BC348566  Micropus californicus var. californicus Ernest C. Twisselmann; Donald J. Bedell 1971-4-30 17672 San Luis Obispo Franklin Canyon, ca. 2.5 miles southeast of Palo Robles 243 Comment
  CAS-BOT-BC349186  Microseris elegans K. L. Chambers 1954-4-27 503 San Luis Obispo On n. side of Hwy. 466, 4.1 mi. w. of Hwy. 101 on way from Atascadero to Morro Bay Comment
  UCSC000846  Microseris elegans B. Cobb 1907-1 s.n. San Luis Obispo near San Luis Obispo San Luis Obispo Comment
  SEINET11601960 Image available Microseris lindleyi J. H. Barber 1899-1 s. n. San Luis Obispo Paso Robles Comment
  OBI9455  Mimetanthe pilosa Robert F. Hoover 1965-9-19 9604 San Luis Obispo Calf Cyn Comment
  OBI28165  Mimulus aurantiacus var. aurantiacus M. A. Glass 1980-5-12 24 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo 91 Comment
  OBI30723  Mimulus aurantiacus var. aurantiacus Koomanoff et al. 1981-5-16 16 San Luis Obispo SSE 45 degree slope near summit of Indian Knob Comment
  OBI31164  Mimulus aurantiacus var. aurantiacus Julie M. Vanderwier 1978-5-11 15 San Luis Obispo Indian Knob Tar Sands Comment
  OBI9497  Mimulus aurantiacus var. aurantiacus VRMEER 1955-4-10 32 San Luis Obispo Poly Cyn on Western slope Comment
  RSA139920  Mimulus aurantiacus var. aurantiacus Clare B. Hardham 1960-4-2 5285 San Luis Obispo Along Santa Rosa Creek Comment
  UCSB9603  Mimulus aurantiacus var. aurantiacus Ralph, F. 1959-4-11 San Luis Obispo Aong hillside of Hwy 1, 13.2 miles northof San Simeon 60 Comment
  OBI37985  Mimulus aurantiacus var. grandiflorus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18572 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
  OBI9544  Mimulus aurantiacus var. grandiflorus Robert F. Hoover 1959-5-9 8494 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  JEPS116417  Mimulus aurantiacus var. puniceus D. H. Wilken with E. Painter, T. Wardlaw, R. Muller 2006-4-28 16282 San Luis Obispo West side of State Hwy 1, ca. 0.3 km S of Arroyo de la Cruz. Comment
  SBBG20694  Mimulus douglasii C. B. Hardham 1959-3-13 4046 San Luis Obispo Cypress Mtn 609 Comment
  UC1063126  Mimulus grandis C. M. Belshaw 1936-3-31 1761 San Luis Obispo 3 mi nne Cayucos Point (near Plot 23); Cayucos Quadrangle Comment
  OBI80014  Mimulus guttatus David J. Keil 2013-7-6 31827 San Luis Obispo San Luis Range. Prefumo Canyon Road. Creek bottom just upstream of bridge 3 100 Comment
  OBI9445  Mimulus guttatus Robert F. Hoover 1969-7-12 11444 San Luis Obispo Salinas River at Paso Robles Comment
  UC2027550  Mimulus guttatus Greg Wilvert 2005-4-30 352 San Luis Obispo Southeast Half of the Caliente Range: Padrones Spring. Comment
  UCR131903  Mimulus guttatus George K. Helmkamp 2003-10-8 8194 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
  OBI37668  Mimulus guttatus Eric Wise 1981-9-17 1121 San Luis Obispo Salinas river at hwy 58 Comment
  OBI52062  Mimulus guttatus Larry Kelly 1989-5-21 349 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI64593  Minuartia douglasii David J. Keil 2003-5-6 30167 San Luis Obispo Highway 58, ca. 1 mile east of Highway 229 Comment
  RSA201697  Minuartia douglasii Robert F. Hoover 1947-4-20 6991 San Luis Obispo Yaro Creek district N of Pozo. Comment
  OBI12190  Mirabilis jalapa Betty Sheehan 1957-11-1 35 San Luis Obispo RR tracks. Cal Poly campus Comment
  SD244751  Mollugo verticillata David Keil 1998-8-19 27959 San Luis Obispo Along Huer Huero Road between Park Hill Road and Hwy 58, 2.2 miles NW of Park Hill Toad along Wilson Creek. 487 Comment
  CAS-BOT-BC219868  Monardella breweri subsp. breweri R. F. Hoover 1946-6-29 6204 San Luis Obispo Atascadero Comment
  CDA37963  Monardella crispa James D. Jokerst & John Sorenson 1987-6-2 2908 San Luis Obispo Pismo Dunes across W and NW of main office of Union 76 Refinery. 0 Comment
  SEINET7072472  Monardella crispa A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  HSC97873  Monardella palmeri James D. Jokerst, John Sorenson 1987-6-1 2904 San Luis Obispo SE edge of Cuesta Ridge Botanical Area, SE side of rd. between microwave station and parking lot, within 50-100 ft. from FS 29S11 Comment
  CAS-BOT-BC220196  Monardella sinuata subsp. sinuata Mrs. R. W. Summers 1882-2-3 656 San Luis Obispo Unspecified Comment
  CDA17720  Monardella undulata subsp. undulata Austin Griffiths, Gaylord Jones, Kathleen Jones, Kathryn Bay 1986-5-25 s.n. San Luis Obispo Morro Bay sandspit. 0 Comment
  OBI58365  Monardella undulata subsp. undulata Austin P. Griffiths 1986-5-15 s.n. San Luis Obispo Callender Dunes, bordering sandy track just S a few yds from NW corner of PG&E Callender Switching Station Comment
  CAS-BOT-BC213903  Monardella undulata var. frutescens R. F. Hoover 1947-7-10 7289 San Luis Obispo North edge of Santa Maria Valley on Guadalupe-Arroyo Grande road Comment
  RSA140068  Monardella villosa subsp. obispoensis Clare B. Hardham 1960-6-17 6299 San Luis Obispo Cambria, Santa Lucia Mountains. Comment
  CDA21137  Monolepis nuttalliana G. F. Hrusa, J. Hart 1993-4-6 10702 San Luis Obispo Carrizo Plain: S end of Soda Lake on NE side. 609 Comment
  OBI62186  Monolepis nuttalliana G. F. Hrusa, L. Saslaw 2001-4-12 15770 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
  RSA522509  Monolopia gracilens David J. Keil, Malcolm McLeod, California Native Plant Society Rare Plant Committee 1983-5-1 16973 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos. Comment
  CAS-BOT-BC349544  Monolopia lanceolata R. F. Hoover 1967-3-27 10280 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  OBI18711  Monolopia lanceolata Robert F. Hoover 1948-5-2 7509 San Luis Obispo La Panza District Comment
  OBI69708  Monolopia lanceolata Larry Kandarian 2006-4-17 s.n. San Luis Obispo Cholame Comment
  SBBG133327  Monolopia lanceolata H. Schneider, M. Neff 2016-4-27 SBBG- 2 San Luis Obispo 22 mi NW of Maricopa, ca. 0.1 mi N of Soda Lake Rd; Carrizo Plain Nat Monument 588 Comment
  UC57429  Monolopia lanceolata J. H. Barber 1901-3-10 A 5 San Luis Obispo Paso Robles Comment
  OBI73206  Monolopia lanceolata Matt Ritter 2010-3-26 5050 San Luis Obispo Off Elkhorn Rd. Carrizo Plain Comment
  POM289467  Monolopia lanceolata Lyman Benson 1932-5-9 3570 San Luis Obispo Upper Cuyama Valley; Temblor Mt. Range, Santa Maria River Watershed; South Slope; Kern Co. Line 610 Comment
  UC1484440  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1974-4-20 76 San Luis Obispo e Simmler (2.3 km (1.4 mi) sw of border with Kern Co. on CA 58 (McKittrick-Santa Margarita Road)); Temblor Range Comment
  UCSB15373  Monolopia lanceolata Breedlove, Dennis 1962-3-18 San Luis Obispo Flood plain of Cuyama River, 17.5 miles west of New Cuyama on State 166 609 Comment
  SBBG124143  Monolopia stricta D. Wilken with E. Painter 2011-4-20 17942 San Luis Obispo Simmler Rd, 0.7 km NNE of jct w/ Soda Lake Rd, E side of S arm of Soda Lake; Carrizo Plain Nat Monument 177 Comment
  OBI10801  Montia fontana Robert F. Hoover 1950-4-21 7853 San Luis Obispo Cambria Comment
  OBI36941  Morella californica Eric Wise 1982-7-2 1613 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC109029  Mucronea californica R. F. Hoover 1967-6-9 10630 San Luis Obispo Dimes at south end of Morro Bay. Comment
  RSA25666  Mucronea californica Carl B. Wolf 1941-7-10 10970 San Luis Obispo 2.5 miles (airline) east of Oso Flaco Lake, or between the CA Hwy 1 and S.P.R.R. 30 Comment
  CAS-BOT-BC109018  Mucronea californica R. F. Hoover 1946-6-23 6188 San Luis Obispo Summit at head of Carpenter Canyon north of Arroyo Grande. Comment
  SEINET10937553  Mucronea californica James L. Reveal 1978-6-25 Reveal 4761 San Luis Obispo Along California Highway 58, 0.4 mile west of the turnoff of Avenales Wildlife Area, 14.2 miles west of the La Penza turnoff and 17.4 miles east of Santa Margarita, in sandy soil along road side, associated with grasses and adjacent pine-oak woodlands, at about 1600 feet elevation. 490 Comment
  CHSC63654  Mucronea perfoliata B. Castro; G. Kuenster 1989-5-24 311 San Luis Obispo Ca 2 mi NE of Santa Margarita, in sandy soils of grassy hills above the Salinas R., along Hwy 58. 335 Comment
  RSA0077158  Mucronea perfoliata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-3 3196 San Luis Obispo Along wash just N of CA 58, approx. 1.1 mi E of jct w/ Carnaza Rd. 514 Comment
  CAS-BOT-BC275314  Muhlenbergia microsperma R. F. Hoover 1947-3-26 6750 San Luis Obispo Price Canyon, (just S of) Comment
  OBI22025  Muhlenbergia microsperma Robert F. Hoover 1947-3-26 6750 San Luis Obispo Price Cyn (just S of) Comment
  OBI28167  Muhlenbergia microsperma M. A. Glass 1981-5-3 37 San Luis Obispo Ecological Study Area, Cal Poly State Univ, San Luis Obispo Comment
  POM114509  Muhlenbergia microsperma Marcus E. Jones 1882-4-9 s.n. San Luis Obispo San Luis Obispo. Comment
  RSA216838  Muhlenbergia utilis Robert F. Hoover 1966-10-1 10102 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek. Comment
  CAS-BOT-BC508574  Muilla maritima Alice Eastwood No date on label. 14356 San Luis Obispo Unspecified Comment
  RSA139929  Muilla maritima Clare B. Hardham 1960-4-8 5363 San Luis Obispo 39 miles east of Paso Robles on road to Simmler 518 Comment
  OBI10589  Myosurus minimus subsp. apus Robert F. Hoover 1947-3-30 6853 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  RSA126810  Nassella cernua H. C. Lee 1937-4-29 864 San Luis Obispo One mile north-northwest of Wellsona. 213 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
  CAS-BOT-BC260003  Nassella lepida R. F. Hoover 1947-5-24 7207 San Luis Obispo Rinconada Mine Comment
  SBBG112792  Nassella lepida C. B. Hardham 1957-6-15 2245 San Luis Obispo Villa Crk Comment
  SBBG112795  Nassella lepida C. B. Hardham 1957-5-4 1820 San Luis Obispo Oak Flat Comment
  UC1133155  Nassella lepida P. L. Johannsen 1936-3-21 722 San Luis Obispo 1 mi ne junction San Luis Obispo Creeke and Reservoir Canyon (Plot 6); San Luis Obispo Quadrangle 228 Comment
  UC1133171  Nassella lepida T. M. Hendrix 1937-6-9 289 San Luis Obispo 3 3/4 mi ene Pozo; Los Padres National Forest, Pozo Quadrangle Comment
  RSA0030652  Nassella lepida David J. Keil 2013-8-22 31956 San Luis Obispo Morro Bay State Park. Turtle Rock trail (Morro Creek Road) on northern side of Cerro Cabrillo., 35.353152, -120.826867 12 Comment
  RSA18217  Nassella pulchra C. B. Wolf 1929-4-16 3633 San Luis Obispo Coast Road, 8 miles north of Cayucos. Comment
  OBI37247  Nasturtium officinale Eric Wise 1981-7-26 946 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI37245  Nasturtium officinale Eric Wise 1981-6-27 740 San Luis Obispo Alamo crk near Twitchell Res Comment
  OBI11345  Navarretia atractyloides Robert F. Hoover 1965-9-7 9528 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  OBI11347  Navarretia atractyloides R. F. Hoover 7232 San Luis Obispo Huasna district. Growing with 7321 but entirely different in appearance; no intermediate Comment
  OBI31561  Navarretia atractyloides Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 438 San Luis Obispo American Canyon Campground. Common in disturbed areas 530 Comment
  OBI47126  Navarretia atractyloides LynneDee Oyler 1986-5-21 478 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
  UC455680  Navarretia hamata subsp. parviloba E. P. Unangst 1906-5-9 697 San Luis Obispo Oak Park Comment
  OBI65868  Navarretia mellita D. R. Miller 1994-6-10 694 -429 San Luis Obispo Pine Mt. region. Patch at brush edge next to 'Coles' ridge gate; top of the Marmoley's creek drainage. 900 Comment
  CAS-BOT-BC230454  Navarretia mitracarpa David D. Keck 1934-4-26 2802 San Luis Obispo 8 miles W of Simmler, W edge of Carrizo Plains, on road to La Panza Comment
  OBI11310  Navarretia mitracarpa John Thomas Howell 1948-6-15 s.n. San Luis Obispo Red Hills SE of Shandon 762 Comment
  OBI11314  Navarretia mitracarpa Robert F. Hoover 1946-6-15 6147 San Luis Obispo Rinconada Mine, betw Santa Margarita and Pozo Comment
  UCD48442  Navarretia mitracarpa Robert E. Preston 1998-6-12 1118 San Luis Obispo CA: San Luis Obispo Co; on hillside ca. 300 W of Navaho Creek, ca. 0.25 mi S of Hwy 58 (La Panza Ranch 7.5' quad). 487 Comment
  SBBG18750  Nemacladus gracilis C. B. Hardham 1962-5-10 10087 San Luis Obispo intersection of Shell Crk and Camatta Rds, E of Creston Comment
  SEINET10461030  Nemacladus ramosissimus Hoover 1947-4-20 HOOVER 6972 San Luis Obispo Pilitas Creek district, in granite sand Comment
  OBI20995  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi, Roxana S. Ferris & G. T. Robbins 1955-5-24 5209 San Luis Obispo Above crk bed in Palo Prieto Cyn, 2.4 mi above its confluence with Cholame Crk, N end of the Temblor Range 457 Comment
  UC1969578  Nemesia strumosa Michael Curto 2009-2-24 s. n. San Luis Obispo Leaning Pine Arboretum, Campus of California Polytechnic State University, San Louis Obispo. Comment
  HSC65237  Nemophila menziesii J. P. Smith 1973-3-20 5881 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  OBI28871  Nemophila menziesii Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 728 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna River crosses the rd Comment
  UCD78281  Nemophila menziesii Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4626 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  SBBG46841  Nemophila menziesii var. menziesii L. W. Edge 1973-4-11 389 San Luis Obispo St Hwy 58 near Shell Crk Comment
  UCR247978  Nemophila pulchella var. fremontii David J. Keil 1998-4-9 26623 San Luis Obispo USFS trailhead area on Hwy 166 northeast of Tepusquet Canyon Road 250 Comment
  OBI82628  Nicotiana attenuata David J. Keil 2015-7-8 33319 San Luis Obispo Across road from 1744 Santa Rita Road west of Templeton Comment
  UCD126702  Nicotiana attenuata B. S. MacLean Date Unknown s.n. San Luis Obispo San Luis Obispo County: La Panza. Comment
  OBI48212  Nicotiana glauca David J. Keil, Rhonda Riggins and Dirk R. Walters 1990-3-9 21328 San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obsipo Comment
  OBI14331  Notholithocarpus densiflorus var. densiflorus Robert J. Rodin 1962-5-8 6861 San Luis Obispo On ridge 4 mi SE of Cuesta Summit on Hwy 101, San luis Obispo Comment
  OBI38313  Notholithocarpus densiflorus var. densiflorus David J. Keil 1977-7-16 12478 San Luis Obispo Along road to Cuesta Botanical Area on Cuesta Grade, Santa Lucia Mts Comment
  OBI48381  Nuttallanthus texanus David J. Keil, V. L. Holland 1990-3-19 21348 San Luis Obispo N of Arroyo Grande along hwy 227, ca 1.5 mi S of jctn with Noyes Rd Comment
  UC455544  Nuttallanthus texanus I. J. Condit 1910-4-30 San Luis Obispo along S.R.R.R. between [El Pizmo] and Oceano Comment
  RSA77092  Oemleria cerasiformis F. W. Peirson 1925-3-25 5672 San Luis Obispo Morro Creek 366 Comment
  POM98148  Oemleria cerasiformis Philip A. Munz 1925-3-25 9197 San Luis Obispo Morro Creek. 305 Comment
  SBBG44763  Oenanthe sarmentosa L. W. Edge 1972-5-10 182 San Luis Obispo Turri Rd, S of Morro Bay Comment
  SBBG5115  Oenothera elata subsp. hookeri E. R. Blakley 1958-8-2 2421 San Luis Obispo bottom of blow-outs between sand dunes, between Dune Lakes and the ocean, 4 mi S of Oceano 3 Comment
  OBI12163  Olea europaea John Helfrich 1964-3-1 12 San Luis Obispo 1425 Phillips Ln, San Luis Obispo Comment
  OBI20935  Opuntia phaeacantha Robert F. Hoover 1946-10-13 6479 San Luis Obispo Divide between Suey Crk and Cuyama River Comment
  RSA300066  Opuntia phaeacantha Lyman Benson 1960-12-31 16084 San Luis Obispo Cuyama Valley 32 miles E of U.S. 101 on the Santa Maria-Maricopa Road; Mt. Range: Middle South Coast. Comment
  OBI11865  Orobanche bulbosa Robert F. Hoover 1964-6-6 8958 San Luis Obispo Tassajera peak Comment
  OBI11867  Orobanche bulbosa Robert F. Hoover 1947-5-31 7239 San Luis Obispo Pine Mt of La Panza Range Comment
  RSA407966  Orthocarpus purpurascens Austin P. Griffiths, Margaret E. Griffiths 1966-5-9 5054 San Luis Obispo Ca. 2 mi south of Oceano. Comment
  UC1143152  Oxalis corniculata C. M. Belshaw 1936-3-25 1719 A San Luis Obispo 1/2 mi s Los Osos Valley Forks (Clark Valley); Cayucos quad 304 Comment
  CDA33370  Oxalis laxa D. R. Miller, E. A. Appel 2005-5-8 505 .796 San Luis Obispo Flora of the Pine Mtn. Region; Cambria; on ocean side of Moonstone Dr., across from San Simeon Pines Motel. Comment
  UC454454  Paeonia californica I. J. Condit 1907-12-22 San Luis Obispo San Luis Mt. San Luis Obispo Comment
  CAS-BOT-BC121273  Paeonia californica John Thomas Howell 1931-3-22 5945 San Luis Obispo At summit of Cuesta Pass Comment
  SEINET5846312  Paeonia californica R. W. Summers s.n. San Luis Obispo San Luis Mt. Comment
  UCSB2034  Paeonia californica Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Above Pozo Creek, 2 miles northeast of Pozo, La Panza Range 472 Comment
  OBI22062  Panicum acuminatum Robert F. Hoover 1947-6-2 7260 San Luis Obispo Cambria Comment
  CAS-BOT-BC422849  Papaver rhoeas Ernest C. Twisselmann 1960-5-16 5965 San Luis Obispo Paso Robles: Railroad Depot. 225 Comment
  CAS-BOT-BC259685  Paspalum dilatatum R. F. Hoover 1966-9-16 10062 San Luis Obispo 2 miles S of Creston, roadside bordering irrigated pasture Comment
  OBI28781  Pectocarya penicillata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14514 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI82587  Pectocarya penicillata David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33511 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone. Near intersection of ranch road with Bitterwater Road 545 Comment
  SBBG93786  Pedicularis densiflora S. A. Junak 1990-5-1 4257 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
  OBI33460  Pelargonium grossularioides David J. Keil 2016-2-25 33460 San Luis Obispo San Luis Obispo. 978 Capristrano Court 70 Comment
  SEINET2444521 Image available Pellaea andromedifolia Eric Luning 2003-4-15 9 San Luis Obispo Reservoir Canyon Trail.; 0 Comment
  CAS-BOT-BC69245  Pellaea andromedifolia R. F. Hoover 1965-12-13 9728 San Luis Obispo Ridge one mile west of Cerro Romauldo Comment
  CAS-BOT-BC71456  Pellaea mucronata Steven A. Junak 1990-5-17 4370 San Luis Obispo Santa Lucia Mountains: near N edge of Cuesta Ridge Botanical Area, in canyon S of first high voltage tower E of W Cuesta 676 Comment
  UCR163621  Pellaea mucronata subsp. mucronata George K. Helmkamp, E. A. Helmkamp 2005-3-25 9194 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  OBI27965  Pennisetum setaceum Joan Coffey 1972-5-26 26 San Luis Obispo In yard of Ornamental Horticulture Unit of Cal Poly Comment
  OBI73078  Pennisetum setaceum David J. Keil 2000-5-31 28796 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 11 miles east from junction with Highway 1 Comment
  RSA201622  Pennisetum setaceum Robert F. Hoover 1964-7-11 9189 San Luis Obispo Established by road side on Highway 1 (Santa Rosa Street) just west of town. Comment
Read comments
Mar 29 2015
  OBI4436  Penstemon centranthifolius Robert J. Rodin 1968-7-14 8301 San Luis Obispo 2 mi E of Santa Margarita, left fork of rd 1 mi from town. On rt side of rd on steep bank 100 yds before bridge Comment
  OBI9303  Penstemon centranthifolius Eben McMillan 1952-5-5 108 San Luis Obispo Wilson Corner, 1 mi E 13 mi S Shandon Comment
  UC1046570  Penstemon centranthifolius A. D. Hawkes and R. Bacigalupi 1951-4-26 4905 San Luis Obispo near Wasioja cutoff (Cuyama River Valley); , near Wasioja cutoff Comment
  CHSC1863  Penstemon grinnellii var. scrophularioides E. Thomas 1940-5-12 San Luis Obispo San Luis Obispo coastal region. Comment
  RSA285696  Penstemon heterophyllus subsp. heterophyllus D. C. Michener, Walter Wisura, John Dourley, D. Charlton 1982-7-22 4076 San Luis Obispo Above Cypress Mountain Road at Buena Vista Mine, ca 4 miles southeast of jct with Klau Mine Road. Coast Ranges. Comment
  OBI58847  Penstemon heterophyllus var. australis David J. Keil 1998-8-24 28016 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  UC532084  Penstemon heterophyllus var. heterophyllus David D. Keck 1934-4-26 2824 San Luis Obispo 4.1 mi w La Panza; w of La Panza Comment
  SBBG62093  Pentachaeta alsinoides D. Keil with K. Keil 1993-4-10 San Luis Obispo Shell Crk rd just N of Hwy 58, W side of rd Comment
  RSA0066078  Pentagramma triangularis M. M. Miles 1883-1 s.n. San Luis Obispo San Luis Obispo. Comment
  UC1296373  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-13 8818 San Luis Obispo Tassejera Creek Comment
  UC1495292  Pentagramma triangularis subsp. triangularis Robert T. Clausen and Harold Trapido 1940-6-24 4728 San Luis Obispo 1 1/2 mi e Avila 60 Comment
  UCSB31771  Pentagramma triangularis subsp. triangularis Simmons, Karen 1979-1-20 San Luis Obispo 0.7 miles West along dirt road; 5.2 miles Northwest of San Luis Obispo Creek along See Canyon Rd. 243 Comment
  UC1928044  Perideridia pringlei Phil Ashley 1980-4-29 s. n. San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon Comment
  CAS-BOT-BC218415  Perideridia pringlei Clare B. Hardham 1957-5-30 2080 San Luis Obispo Intersection of road to Camp Natoma and Las Tablas Creek, Santa Lucia Mountains Comment
  UCD105237  Peritoma arborea var. globosa Robert E. Preston 2010-3-30 2723 San Luis Obispo San Luis Obispo County: W side of Temblor Range, 3.8 miles NE of Simmler. 777 Comment
  CAS-BOT-BC73704  Peritoma arborea var. globosa Roxana S. Ferris 1951-12-25 12473 San Luis Obispo On flats at base of foothills on U.S. 466 east of Blackwell's Corner (junction with State Highway 33) Comment
  CDA43336  Persicaria amphibia David J. Keil 2011-11-5 31147 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd Street Bridge. Comment
  OBI36818  Persicaria punctata Eric Wise 1981-6-15 598 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  OBI36820  Persicaria punctata Eric Wise 1981-6-29 810 San Luis Obispo Celery Lake of Dune lakes Comment
  OBI36824  Persicaria punctata Eric Wise 1981-7-27 996 San Luis Obispo Greengate ponds. Orcutt Rd Comment
  OBI44846  Phacelia brachyloba David J. Keil 1985-3-31 18489 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill Rd and hwy 229 Comment
  RSA8326  Phacelia ciliata I. L. Wiggins 1932-3-21 5823 San Luis Obispo Ridge on NE edge of Carissa Plain on road to Bitterwater Valley. Comment
  OBI8552  Phacelia ciliata var. ciliata Craig Woods 1978-3-27 12 San Luis Obispo Carrizo Plain, 1/2 mi S of Belmont Trl and 2 mi W of Sim soda lake san diego cr rd 610 Comment
  POM96346  Phacelia distans P. A. Munz 1926-4-9 10243 San Luis Obispo Morro. Comment
  OBI13794  Phacelia douglasii Robert F. Hoover 1967-5-6 10537 San Luis Obispo Jack Lake Comment
  OBI13790  Phacelia egena Eben McMillan 1952-5-14 120 San Luis Obispo cholame rock 3 mi N of Cholame Comment
  OBI54465  Phacelia grisea Matthew Arterburn 1997-4-16 53 San Luis Obispo Top of Black Mtn, La Panza Range Comment
  OBI55189  Phacelia grisea Greg Frugoli 1997-4-29 71 San Luis Obispo In wash approx 0.5 mi S of Queen Bee cmpgd, La Panza Range, Los Padres NF. (hwy 58 burn area) 701 Comment
  UC794414  Phacelia imbricata Lincoln Constance, Richard W. Holm, and Carroll E. Wood Jr. 1949-4-23 3265 San Luis Obispo 4 mi n San Luis Obispo; Santa Lucia Range, Cuesta Grade 304 Comment
  UCSB7771  Phacelia nemoralis Haller, John 1966-6-3 San Luis Obispo About 0.5 miles south of Cambria on road to Cambria Pines Lodge Comment
  SBBG107425  Phacelia ramosissima C. B. Hardham 1960-4-4 5317 San Luis Obispo mouth of Cantinas Crk 243 Comment
  OBI58027  Phacelia ramosissima David J. Keil, with V. L. Holland 1992-5-28 23163 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  OBI71020  Phacelia tanacetifolia G. F. Hrusa 2000-4-10 15320 San Luis Obispo Carrizo Plain Natural Area. HIlls above and to W of Swain pasture. UTM 11S, 3882873N, 0255686E 762 Comment
  CAS-BOT-BC265798  Phalaris aquatica R. F. Hoover 1964-6-5 8913 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  OBI6289  Phalaris aquatica John V. Stechman 1965-8-24 s.n. San Luis Obispo Along main rd near HQ Comment
  UC1132429  Phalaris caroliniana C. M. Belshaw 1936-3-31 1760 San Luis Obispo 3 mi nne Cayucos; Cayucos Quad. 106 Comment
  UC947575  Pholisma arenarium Sherwin Carlquist 1951-6-29 259 San Luis Obispo sandy flats and hills 5.6 mi s Oceano (between Hwy 1 and S.P. tracks at sign Callender) Comment
  UC1069420  Pholistoma auritum C. M. Belshaw 1936-3-19 1648 San Luis Obispo 0.5 mi. n.e. Santa Manuela School (Plot 13); Nipomo Quad. 167 Comment
  OBI19544  Pholistoma auritum var. auritum Melvin Henley 1971-3-1 14 San Luis Obispo In See Cyn, 1.5 mi from entrance turn off and 100 yds past See Canyon apple orchards 30 Comment
  OBI13709  Pholistoma membranaceum Robert F. Hoover 1958-3-19 8428 San Luis Obispo Carrizo Plain ner N base of Caliente mt Comment
  RSA0021193  Phragmites australis David J. Keil 2012-7-26 31484 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
  OBI9162  Physalis philadelphica Robert J. Rodin 1957-10-11 6195 San Luis Obispo River bed of Salinas River, Paso Robles, between the bridges Comment
  PASA218  Pickeringia montana Stason 1931-4-3 San Luis Obispo Santa Lucia Mts. East of Cayucos Comment
  OBI12774  Pickeringia montana var. montana P. A. Holden 1966-5-5 22 San Luis Obispo Road to radio station on Cuesta Ridge in Santa Lucia Mts Comment
  UCR95916  Picris echioides George K. Helmkamp 1996-9-22 1201 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  UCR266190  Pilularia americana David J. Keil 2005-4-8 30369 San Luis Obispo Carrizo Plain, north of Soda Lake; vicinity of intersection of Belmont Trail and Clarksberg Road 595 Comment
  UCR246619  Pinus attenuata B. A. Smith 1966-4-3 005 San Luis Obispo 4 mi east of Hwy 101 on Cuesta Ridge Trail 75 Comment
  SEINET3154037  Pinus coulteri M. E. Jones sn San Luis Obispo San Luis Obispo Comment
  NY49959  Pinus coulteri W. R. Dudley 1901-4-4 s.n. San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CDA43340  Pinus halepensis David J. Keil 2011-11-5 31153 San Luis Obispo Pismo State Beach, Oceano. Dunes between Oceano Campground and beach. Comment
  OBI20208  Pinus muricata David J. Keil 1979-5-26 13082 San Luis Obispo S of San Luis Obispo just S ofjctn S. Hguera and US 101 and E along ridgeline Comment
  SBBG104343  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 640 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  UC1134751  Piperia elongata G. T. Nordstrom 1937-6-13 1338 San Luis Obispo 1.6 mi sw Klau; Adelaida Quad. 381 Comment
  CAS-BOT-BC254434  Piptatherum miliaceum Ernest C. Twisselmann 1954-6-16 1372 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo 667 Comment
  SBBG109660  Piptatherum miliaceum C. B. Hardham 1958-7-22 3766 San Luis Obispo Chinmey Rock Ranch, San Marcos Crk, 10 mi W of Paso Robles Comment
  OBI11673  Pittosporum undulatum Jim Heaston 1955-10-6 7 San Luis Obispo Cal Poly SLO Comment
  OBI31333  Plagiobothrys canescens Joy Nishida, Robert Allen 1982-4-10 207 San Luis Obispo American Canyon campground near stream 524 Comment
  SBBG107633  Plagiobothrys canescens C. B. Hardham 1960-4-4 5339 San Luis Obispo Cantinas Crk 243 Comment
  OBI54870  Plagiobothrys collinus var. fulvescens David J. Keil, with Kathleen A. Keil 1997-4-22 26228 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  UC2013243  Plagiobothrys collinus var. fulvescens David Keil 1998-4-16 26768 San Luis Obispo Los Padres National Forest 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Road. Comment
  UC1285288  Plagiobothrys infectivus R. F. Hoover 1952-4-8 8075 San Luis Obispo open hillside La Panza district Comment
  OBI25060  Plagiobothrys nothofulvus David J. Keil, Dirk Walters 1980-4-26 13850 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  OBI59485  Plagiobothrys nothofulvus David J. Keil, with V. L. Holland 2001-4-7 29276 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  SBBG118648  Plagiobothrys nothofulvus M. Wetherwax, E. Painter 2002-3-27 CR 272 San Luis Obispo near Tower Rd, Training Area O; Camp Roberts 250 Comment
  UC1069059  Plagiobothrys nothofulvus N. K. Carlson 1936-3-18 146 San Luis Obispo 0.5 mi se Newsome Springs; Arroyo Grande Quad. 137 Comment
  OBI32038  Plagiobothrys reticulatus David J. Keil 1982-6-26 16198 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI80862  Plagiobothrys stipitatus G. F. Hrusa, G. Wilvert 2005-4-1 16405 San Luis Obispo Carrizo Plain. Low, seasonal depression (vernal pool) off Padrone Cyn. Rd. Scattered plants in lowest wettest part of pool, standing water now gone. 823 Comment
  SBBG112505  Plagiobothrys tenellus D. Keil 1985-3-31 18514 San Luis Obispo Calf Cyn area along St Hwy 58, halfway between Park Hill Rd and Hwy 229 Comment
  SD249172  Plagiobothrys trachycarpus David Keil 2000-5-27 28760 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles S of railroad crossing in Santa Margarita and westward along ranch roads. Area being converted to vineyards. 334 Comment
  SJSU3418  Plantago elongata C. W. Sharsmith 1962-4-20 6802 San Luis Obispo Carrizo Plain c. 3 mi SE of Simmler Comment
  OBI64564  Plantago elongata David J. Keil 2001-3-28 29218 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 Comment
  SBBG104735  Plantago erecta M. D. Proctor, E. A. Young 1993-3-17 ROB 193 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI2102  Plantago erecta Mrs. R. W. Summers 1882-1 3208 San Luis Obispo S.L. Mt base of slope Comment
  OBI37605  Plantago erecta David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, M. Borchert 1982-3-24 15800 San Luis Obispo Vicinity of American Cyn in the La Panza Mts Comment
  RSA278533  Plantago erecta T. C. Emmel 1965-3-20 23 San Luis Obispo South base (500' elev) of La Cuesta Summit grade (US 101), 1.7 miles N of San Luis Obispo, Monteray St and US 101 jct. 152 Comment
  CLARK-A1045-1353  Plantago lanceolata George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Morro Bay State Park, roadside; Morro Bay S 7.5'Q Comment
  OBI51257  Plantago lanceolata Debbie Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .9 San Luis Obispo San Simeon State Park, NE corner of park Comment
  SD75756  Plantago lanceolata Helen V. Witham 1969-9-27 514 San Luis Obispo East end of Morro Bay. 2 Comment
  OBI5461  Plantago subnuda Sharon Jochums 1974-4-28 179 San Luis Obispo W of hwy 1 just N of Piedras Blancas Point Comment
  CAS-BOT-BC91966  Platystemon californicus Alice Eastwood; John Thomas Howell 1935-3-25 2013 San Luis Obispo Cholame. Comment
  JEPS51606  Platystemon californicus W. L. Jepson 1932-4-2 16187 San Luis Obispo Cholame 354 Comment
  UC125223  Platystemon californicus K. Brandegee June, 1889 San Luis Obispo San Simeon Comment
  CAS-BOT-BC91996  Platystemon californicus Ernest C. Twisselmann 1967-4-27 12921 San Luis Obispo Mesa northeast of Piedras Blancas Point. 4 Comment
  CAS-BOT-BC92006  Platystemon californicus D. E. Breedlove 1962-3-29 2090 San Luis Obispo Western edge of Carrizo Plain, 1.7 mile west of north edge of Soda Lake, on Turkey Camp Well Road. 655 Comment
  UC130950  Platystemon californicus Katharine Brandegee May 1909 San Luis Obispo near San Luis Obispo (Chorro); near San Luis Obispo, Chorro Comment
  LA210994  Plecostachys serpyllifolia Mark A. Elvin; 2013-6-13 7162 San Luis Obispo Fiscalini Ranch Preserve, Cambria; S end of Windsor Blvd at entrance to Fiscalini Ranch Preserve. 16 Comment
  SBBG127294  Plecostachys serpyllifolia D. Keil 2011-3-5 30971 San Luis Obispo Cambria, ca. 400 m S of intersection with Cambria Pines Rd on E side of ST Hwy 1, 400-700 m inland from beach, near ephemeral drainage 14 Comment
  UC1928035  Plectritis brachystemon David Keil, V. L. Holland 2001-4-7 29262 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
  RSA0035296  Plectritis ciliosa LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6367 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  LA83077  Plectritis ciliosa O. H. Kappler; 1945-4-21 755 San Luis Obispo Santa Lucia Range; Atascadero Creek, Rd to Morro Bay Comment
  OBI58828  Plectritis ciliosa David J. Keil 1998-4-20 26838 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI37856  Plectritis congesta David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18681 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk Rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  OBI32250  Plectritis congesta subsp. brachystemon David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14416 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI30551  Plectritis macrocera Melissa Luckow 1982-5-14 870 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd Comment
  UC771725  Pluchea sericea R. F. Hoover 1946-10-27 6541 San Luis Obispo opposite Pioneer Grove; Cuyama River Comment
  CAS-BOT-BC246690  Poa howellii R. F. Hoover 1964-6-5 8917 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  CAS-BOT-BC246691  Poa howellii R. F. Hoover 1964-5-12 8817 San Luis Obispo Ridge southeast of Cuesta Pass, just west of Black Butte Comment
  CDA11461  Poa howellii G. F. Hrusa 1995-5-28 12221 San Luis Obispo Black Butte Research Natural Area. Ridge immediately WNW of and leading to Peak 2. Comment
  OBI22165  Poa howellii Robert F. Hoover 1949-5-12 7669 San Luis Obispo Ridge SE of Cuesta Pass Comment
  SEINET8077584 Image available Poa secunda John Thomas Howell 1948-1 24217 San Luis Obispo Alkali flat east of Cholame. Comment
  CAS-BOT-BC243081  Poa secunda subsp. secunda Clare B. Hardham 1957-4-19 1801 San Luis Obispo Santa Lucia Mountains. Santa Rita Ranch, York Mountain Comment
  CAS-BOT-BC243092  Poa secunda subsp. secunda R. F. Hoover 1964-5-13 8821 San Luis Obispo Tassajara Creek 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
  CAS-BOT-BC243080  Poa secunda subsp. secunda Clare B. Hardham 1957-4-25 1841 San Luis Obispo Santa Lucia Mountains. Main ridge of Santa Lucias SE of Cypress Mountain Comment
  OBI3183  Poa secunda subsp. secunda Larry E. Brown 1970-4-26 1784 San Luis Obispo At entrance to Los Padres natl Forest on rd to Black Mt lookout near Pozo Comment
  RSA659434  Pogogyne douglasii David J. Keil 1979-7-1 13126 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  UC104540  Pogogyne douglasii E. Palmer June 1876 350 San Luis Obispo Coast Range of San Luis Obispo Comment
  OBI72385  Polycarpon tetraphyllum Anthony Baniaga 2010-1-24 231 San Luis Obispo Shell Beach, Calif near 174 Seacliff Dr. On path to beach near draining pipe 15 Comment
  OBI5610  Polycarpon tetraphyllum Sharon Jochums 1974-5-19 243 San Luis Obispo On Bluff tops at Piedras Blancas Point W of hwy 1 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
  CAS-BOT-BC414228  Polygonum aviculare subsp. depressum John Thomas Howell 1964-6-29 40812 San Luis Obispo Cambria Comment
  OBI33021  Polygonum aviculare subsp. depressum David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al 1983-6-12 17147 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon. Along rd E from hwy 1 along Arroyo de la Cruz Valley Comment
  SD185053  Polypodium californicum G. K. Helmkamp, E. A. Helmkamp 2005-3-5 9010 San Luis Obispo Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 miles north of junction with Lopez Road and Water End Road. 174 Comment
  CAS-BOT-BC233011  Polypogon elongatus Malcom A. Nobs; S. Galen Smith 1948-9-9 665 San Luis Obispo Dune Lakes Gun Club, about 4 miles S of Pismo Beach Comment
  OBI22167  Polypogon interruptus Robert D. Page 1962-5-5 91 San Luis Obispo About 4 mi up Chorro Crk Cyn, Cal Poly campus Comment
  OBI43322  Polypogon interruptus Eric Wise 1981-9-29 1219 San Luis Obispo Lopez Cyn, Lopez Lake Comment
  CDA43196  Polypogon monspeliensis Richard R. Halse 2015-3-24 9363 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
  OBI30706  Polypogon monspeliensis Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI43256  Polypogon monspeliensis Eric Wise 1982-6-24 1521 San Luis Obispo Warden Lake. Willow bog of old lake [N of Los Osos Valley rd] and new reservoir next to it Comment
  CAS-BOT-BC237323  Polypogon monspeliensis R. F. Hoover 1964-8-13 9224 San Luis Obispo Mouth of Morro Creek Comment
  OBI60618  Polypogon monspeliensis Roger Gambs 1980-11-21 s.n. San Luis Obispo Camp Roberts Military Reservation. Along Nacimiento River, CA. 4 mi SW of Main Garrison Comment
  CAS-BOT-BC237582  Polypogon viridis R. F. Hoover 1966-9-16 10031 San Luis Obispo Santa Margarita Creek 2 miles N of Santa Margarita Comment
  OBI79948  Polypogon viridis David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31856 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  RSA201691  Polystichum dudleyi Robert F. Hoover 1964-5-12 8807 San Luis Obispo Upper Lopez Canyon Comment
  CAS-BOT-BC76639  Polystichum munitum M. M. Miles s.n. San Luis Obispo San Luis Obispo Comment
  UC1134762  Populus fremontii subsp. fremontii W. A. Peterson 1937-4-20 724 San Luis Obispo mouth of Martinez Canyon; La Panza Quad., mouth of Martinez Canyon Comment
  OBI69767  Portulaca oleracea D. R. Miller 1993-7-1 793 -29 San Luis Obispo In the garden and young fr tree basins at (3) 1st gate 503 Comment
  CAS-BOT-BC453992  Potamogeton pectinatus Ernest C. Twisselmann 1969-10-22 16320 San Luis Obispo Temblor Range and the Western San Joaquin Valley. O'Brien Lake, San Andreas Fault at the summit of Palo Prieta Canyon 655 Comment
  OBI10121  Potentilla anserina R. R. LaBelle 1967-4-2 7 San Luis Obispo Laguna Lake, San Luis Obispo. NE side of lake Comment
  OBI36975  Potentilla anserina Eric Wise 1981-7-1 895 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC141912  Potentilla anserina subsp. pacifica Alice Eastwood 1926-4-29 13654 San Luis Obispo Cambria Comment
  CAS-BOT-BC141925  Potentilla anserina subsp. pacifica Ira L. Wiggins 1929-4-15 3619 San Luis Obispo Beach dunes and stream bank 4 mi. north of Moro. Comment
  CAS-BOT-BC508646  Prosartes hookeri R. F. Hoover 1958-4-23 8465 San Luis Obispo Santa Rita Creek west of Templeton Comment
  OBI54292  Prunus cerasifera David J. Keil 1996-5-24 25865 San Luis Obispo Laguna lake Park, San Luis Obispo Comment
  SD249280  Prunus fasciculata var. punctata David Keil 1985-3-16 San Luis Obispo Los Osos - Baywood Park area. Vicinity of intersection of South Bay Blvd. and Turri Road and southeastward. 20 Comment
  SD27815  Prunus fasciculata var. punctata Carl B. Wolf 1929-4-15 3557 San Luis Obispo 2-3 miles inland from ocean and ca. 3.0 miles north of Santa Maria River. 60 Comment
  OBI31024  Prunus ilicifolia Julie M. Vanderweir 1979-4-13 133 San Luis Obispo Indian Knob Tar Sands Comment
  UC1128400  Prunus ilicifolia B. Bolt 1936-4-28 694 San Luis Obispo 2 1/4 mi s of mouth of Osos Creek 45 Comment
  OBI10058  Prunus ilicifolia E. Maino 1931-3-31 108 San Luis Obispo Hazard Ranch Comment
  UC12767  Prunus ilicifolia W. H. Brewer 1861-5-3 553 San Luis Obispo mountain along Nascimiento River Nascimiento River Comment
  CAS-BOT-BC357109  Pseudognaphalium luteoalbum Ernest C. Twisselmann 1965-11-2 11695 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean) 4 Comment
  OBI31089  Pseudognaphalium luteoalbum Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI79927  Pseudognaphalium luteoalbum David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31853 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  SBBG8273  Pseudognaphalium ramosissimum H. and M. Dearing 1937-8-8 2573 San Luis Obispo Nipomo Mesa Comment
  OBI35369  Pseudognaphalium stramineum Melody Dickens 1980-9-18 50 San Luis Obispo Morro Rock, Morro Bay Along Morro Rock trl Comment
  SBBG123045  Psilocarphus oregonus D. Keil 1998-4-30 27000 San Luis Obispo NE corner of intersection of Belmont Trail and Soda Lake Rd, Carrizo Plain 591 Comment
  OBI55318  Psilocarphus tenellus David J. Keil 1998-5-6 27093 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  CAS-BOT-BC72647  Pteridium aquilinum R. F. Hoover 1964-6-12 9070 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  OBI37651  Pterostegia drymarioides David J. Keil, Dirk Walters 1980-4-5 13759 San Luis Obispo Ca 28 mi E of Santa maria on hwy 166 and N on Chimineas Ranch Rd Comment
  JEPS103753  Quercus D. H. Wilken with E. Painter 2003-4-3 15992 San Luis Obispo above Nacimiento River, west of Twin Bridges, ca. 1.5 km E of upper Fk of Oro Rino Cyn 255 Comment
  UC1135757  Quercus X morehus A. D. Gifford 1936-6-14 732 San Luis Obispo 4.1 mi sw Pozo; Santa Barbara National Forest, Pozo Quad. 883 Comment
  OBI79467  Quercus agrifolia David J. Keil, with Matt Ritter, Taylor Crow, et al. 2012-3-3 31227 San Luis Obispo Sinton Ranch south of Indian Creek Road along seasonal drainage 470 Comment
  OBI28122  Quercus agrifolia var. agrifolia Allison Berry & Carrie Wilson, Carrie Wilson 1982-5-11 53 San Luis Obispo No of San Luis Obispo, 1.5 mi on CA Rte 101 R on Reservoir Cyn rd, .5 mi to end. Site on ridge to left 550 yds up trail Comment
  OBI4938  Quercus agrifolia var. agrifolia Robert F. Hoover 1946-10-19 6502 San Luis Obispo 3 mi NE of Pozo Comment
  UC1276279  Quercus chrysolepis R. F. Hoover 1957-8-28 8404 San Luis Obispo between Rocky Butte and Pine Mt. (above San Simeon) Comment
  OBI4989  Quercus douglasii Jim Heaston 1961-11-12 404 San Luis Obispo La Panza Comment
  OBI14289  Quercus douglasii Robert F. Hoover 1960-12-18 8529 San Luis Obispo PIne Mt above San Simeon Comment
  SD25194  Quercus douglasii Frank F. Gander 1933-5-15 7533 San Luis Obispo River Grove Comment
  CAS-BOT-BC79230  Quercus dumosa Ernest C. Twisselmann 1970-10-31 17565 San Luis Obispo Peachey Canyon Road, 6.2 miles W of Paso Robles 426 Comment
  CAS-BOT-BC94130  Quercus durata R. F. Hoover 1946-9-15 6419 San Luis Obispo Rinconada Mine Comment
  OBI83461  Quercus durata Sophia Micheletti, James Vogul, Tricia Navigato, Wylie Hughs, Sarah Maloney 2017-1-21 7 San Luis Obispo Riconada Trail, Santa Maria. Take the trail to the right of the parking lot, stay to the right on the trail, about 200 yards in 317 Comment
  OBI6655  Quercus durata var. durata Greg Hassen 1975-7-15 45 San Luis Obispo Poly Canyon, Cal Poly campus Comment
  SBBG104228  Quercus durata var. durata F. L. Johnson Proctor 1993-2-20 ROB 144 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI5346  Quercus durata var. durata Robert J. Rodin 1969-7-4 8355 San Luis Obispo Comment
  OBI7675  Quercus durata var. durata Christian Smith 1975-6-1 s.n. San Luis Obispo Along hwy 58 near Pozo Comment
  OBI81486  Quercus lobata Connor Skelly, Sarina Shames 2015-11-6 7 San Luis Obispo South Hills Open Space, San Luis Obispo County, California. Comment
  UC1135771  Quercus palmeri H. A. Jensen 1937-7-17 445 San Luis Obispo w of Paso Robles (along Peachy Canyon Rd); Paso Robles Quad. 350 Comment
  UC1135775  Quercus palmeri H. C. Lee 1937-6-1 1025 San Luis Obispo 2.5 mi w Paso Robles; Paso Robles Quad. 396 Comment
  OBI66192  Quercus parvula var. shrevei D. R. Miller 1997-3-20 397 -641 San Luis Obispo Pine Mt. Region. S of the lookout tower and +- 30 m away. Pico Creek drainage 914 Comment
  CAS-BOT-BC79332  Quercus turbinella Lonnie Belden 1965-7-19 s.n. San Luis Obispo Caliente Mt., 3/4 mi. NW of peak along ridge top Comment
  CAS-BOT-BC134776  Quercus wislizeni R. F. Hoover 1957-8-28 8396 San Luis Obispo Rocky Butte Fire Lookout above San Simeon Comment
  UC1135879  Quercus wislizeni T. M. Hendrix 1937-5-20 194 San Luis Obispo 0.5 mi nw Navajo; Los Padres National Forest, Pozo Quad. 594 Comment
  SBBG93915  Quercus wislizeni var. wislizeni S. A. Junak, T. Ayers 1989-7-14 4120 San Luis Obispo extreme N edge of Cuesta Ridge Botanical Area, end of powerline rd 0.4 mi SW of intersection with Tassajera Crk Rd 505 Comment
  SBBG13413  Rafinesquia californica C. B. Hardham 1958-5-17 3342 San Luis Obispo ca. 0.5 mi N of Chimney Rock, north rd to Adelaida Comment
  UCD133744  Rafinesquia californica G. F. Hrusa 1993-5-22 11116 San Luis Obispo San Luis Obispo Co.: Black Butte Research Natural Area. 600 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
  CAS-BOT-BC379131  Ranunculus aquatilis var. diffusus Clare B. Hardham 1957-5-12 1947 San Luis Obispo vernal pool near Green's Lake Comment
  SBBG133034  Ranunculus aquatilis var. diffusus D. Keil 2000-5-24 28734 San Luis Obispo Santa Margarita Ranch, ca. 4.2 mi S of railroad crossing (in Santa Margarita) on Pozo Rd Comment
  OBI33586  Ranunculus californicus Melissa Luckow, Jerry Rendon 1980-4-4 7 San Luis Obispo Poly Cyn, near arch to the cyn. About 30 ft above rd Comment
  SBBG124782  Ranunculus californicus C. B. Hardham 1966-3-22 14031 San Luis Obispo mouth of Arroyo de la Cruz Comment
  SBBG133078  Ranunculus californicus D. Keil, T. Teed, Mariko Uchida 2001-6-15 29576 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  UC1126158  Ranunculus californicus H. C. Lee 1936-2-10 388 San Luis Obispo 1 mi s Indian Knob; Arroyo Grande Quadrangle Comment
  UC1126164  Ranunculus californicus C. M. Belshaw 1936-3-23 1700 San Luis Obispo 1.9 mi sw Hollister Pk. (Plot 2); Cayucos Quadrangle 18 Comment
  RSA586404  Ranunculus californicus F. L. Johnson 1993-2-19 s.n. San Luis Obispo Fish and wildlife improvement site Comment
  CAS-BOT-BC378823  Ranunculus canus L. R. Abrams 1926-3-28 s.n. San Luis Obispo high valleys among the mountains of San Luis Obispo County, California, and eastward to Tehachapi Pass; wet ground about 0.5 mi south of Tehachapi Comment
Read comments
Dec 31 2017
  SEINET3929679  Ranunculus hebecarpus David Keil 1999-4-29 28301 San Luis Obispo Camp roberts, McMilan Airfield, area to N of existing runway on N side of Generals Rd.; 0 Comment
  OBI64841  Raphanus raphanistrum David J. Keil 2001-5-3 29407 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Ca. 35.32604 deg. N x 120.75759 deg. W Comment
  OBI31817  Raphanus sativus Smeltzer/Turnquist 1982-4-6 12 San Luis Obispo SE side of Laguna Lake Park Comment
  OBI42239  Raphanus sativus Dan Harrington 1984-2-7 13 San Luis Obispo 1/4 mi up Montecito Rd, Cayucos, off hwy 1, side of rd Comment
  OBI10290  Rhamnus crocea F. Rush 1956-1 97 San Luis Obispo W Central Cyn, MT SLO Comment
  UC1341110  Rhamnus crocea Robert J. Rodin 1954-7-3 5964 San Luis Obispo 1 mi n San Luis Obispo; Reservoir Canyon Comment
  RSA7731  Rhamnus crocea Carl B. Wolf 1929-4-16 3641 San Luis Obispo 6 miles E of Morro on road to Atascadero narrow canyon Comment
  RSA0042089  Rhus aromatica LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6346 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  OBI19375  Rhus aromatica Robert F. Hoover 1966-10-1 10105 San Luis Obispo Basquez Canyon, tributary to lower Lopez Canyon Comment
  UC455596  Ribes aureum I. J. Condit 1910-4-1 San Luis Obispo Huero Huero Creek Comment
  SBBG44739  Ribes divaricatum var. pubiflorum L. W. Edge 1972-4-20 126 San Luis Obispo near Black Lake, Dune Lakes Comment
  CAS-BOT-BC169029  Ribes indecorum R. F. Hoover 1964-3-14 8649 San Luis Obispo Head of Lopez Canyon 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
  UC1296139  Ribes malvaceum R. F. Hoover 1964-3-14 8650 San Luis Obispo Head of Lopez Canyon Lopez Canyon Comment
  UCSB31775  Ribes malvaceum var. malvaceum UCSB Botanical Society 1979-1-20 San Luis Obispo .7 miles west along dirt road; 5.2 miles northwest of San Luis Obispo Creek; along See Canyon Road 243 Comment
  CAS-BOT-BC212806  Ribes menziesii R. F. Hoover 1947-2-8 6608 San Luis Obispo Pettitt Canyon, San Luis Range Comment
  OBI69891  Ribes quercetorum Charles E. Blair 2002-2-11 39 San Luis Obispo Chimineas Ranch, Carrizo Cyn rd, 3.9 mi N of SR 166 wet bank, W side of rd 554 Comment
  UC572241  Ribes quercetorum H. C. Lee 1937-3-31 807 San Luis Obispo 3 mi ne Templeton; Paso Robles Quadrangle 304 Comment
  RSA0019086  Ribes sanguineum var. glutinosum L. R. Abrams 1924-4-4 10160 San Luis Obispo Foot of Questa Grade. Comment
  CAS-BOT-BC144461  Ribes sericeum W. R. Dudley 1905-1-5 s.n. San Luis Obispo Spring at head of Franklin Creek Comment
  RSA128752  Ribes sericeum Clare B. Hardham 1959-2-1 4031 San Luis Obispo V2 Ranch, York Mountain, west of Templeton Comment
  SBBG119078  Ribes speciosum E. Painter, M. Wetherwax 2000-3-20 SLO 34 San Luis Obispo E side of saddle between Cerro Chumash and Cerro Romualdo; Camp San Luis Obispo 200 Comment
  OBI66898  Rigiopappus leptocladus David J. Keil, with Kathleen A. Keil 2001-4-20 29344 San Luis Obispo Shell Creek Road ca. 0.5 mile north of Highway 58 457 Comment
  CAS-BOT-BC147617  Rosa californica Clare B. Hardham 1956-9-25 1393 San Luis Obispo San Marcos Creek, Chimney Rock Ranch Comment
  UC1945184  Rosa californica William A. Young 1970-11-25 3308 San Luis Obispo 1 1/2 mi E of Cambria on Hwy 46 Comment
  UC1928031  Rosa gymnocarpa var. gymnocarpa David Keil, V. L. Holland 2001-4-7 29244 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
  HSC91501  Rosa spithamea Susan H. Bicknell 1989-6-11 San Luis Obispo Montano de Oro, MDO 39 Comment
  UCR118319  Rubus armeniacus George K. Helmkamp, E. A. Helmkamp 1998-6-30 4240 San Luis Obispo Central Coast Ranges, Irish Hills, SW of San Luis Obispo, Prefumo Cyn., 3.2 mi SW of Los Osos Valley Rd. 198 Comment
  CAS-BOT-BC156638  Rubus bifrons John Thomas Howell 1964-6-29 40765 San Luis Obispo Cambria Comment
  UC455001  Rubus parviflorus I. J. Condit 1908-4-28 San Luis Obispo Davis Canyon Comment
  RSA617455  Rubus ulmifolius var. inermis Louis C. Wheeler 1968-6-20 s.n. San Luis Obispo Cambria: Santa Rosa Creek, 3700 block Main Street. Comment
  OBI31020  Rubus ursinus Julie M. Vanderweir 1979-5-4 147 San Luis Obispo Indian Knob Tar Sands Comment
  OBI80342  Rubus ursinus Jenn Yost, Matt Ritter et al. 2014-11-11 s.n. San Luis Obispo Los Padres National Forest. Garcia Mountain, east of Arroyo Grande. Garcia Potrero, near Forest Road 31S09 (Stoney Creek Road) west of junction with Agua Escondido Road. 742 Comment
  CAS-BOT-BC422068  Rumex acetosella John Thomas Howell 1964-6-29 40818 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  CAS-BOT-BC422073  Rumex acetosella Ernest C. Twisselmann 1965-11-2 11691 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 15 Comment
  OBI30682  Rumex conglomeratus Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob tar Sands Comment
  OBI51380  Rumex conglomeratus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .17 San Luis Obispo San Simeon State park. W section of park Comment
  CAS-BOT-BC421811  Rumex conglomeratus Malcom A. Nobs; S. Galen Smith 1949-6-22 816 San Luis Obispo At Oceano, 3 miles south of Pismo Beach Comment
  OBI17523  Rumex conglomeratus Lynne Dee Althouse 1977-5-3 76 San Luis Obispo Near overflow of horse water trough, Wolfe's horse ranch, N of San Luis High School 125 Comment
  CAS-BOT-BC421564  Rumex crassus John Thomas Howell 1929-10-13 4501 San Luis Obispo 2 1/2 miles n. of Cambria Comment
  OBI32187  Rumex crispus David J. Keil 1981-6-20 14893 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  IRVC29047  Rumex crispus G. K. Helmkamp 2003-9-26 8178 San Luis Obispo southwest edge of Oceano at the edge of sand dune recreation area Central Coast 6 Comment
  OBI66132  Rumex fueginus D. R. Miller 1994-6-20 694 -469 San Luis Obispo Pine mt Region. In orchard at Joyce Williams property; San Simeon Crk drainage; off of San Simeon Crk rd 305 Comment
  OBI79695  Rumex persicarioides David J. Keil 2011-11-9 31176 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Lagoon at mouth of Arroyo Grande Creek Comment
  CAS-BOT-BC433992  Rumex salicifolius Ernest C. Twisselmann 1953-7-25 134 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame Comment
  JEPS18937  Ruppia maritima Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4329 A San Luis Obispo about 5 mi s Oceano (in Oso Flaco Lake); Oso Flaco Lake Comment
  OBI33078  Sagina apetala David J. Keil 1983-4-23 16924 San Luis Obispo Vicinity of Arryo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  SBBG118517  Sagina decumbens subsp. occidentalis E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 84 San Luis Obispo Cerro Romualdo, trail from water tower to K-1 Training Area; Camp San Luis Obispo 150 Comment
  UC1136470  Salicornia virginica B. Bolt 1936-3-17 633 San Luis Obispo 1 mi n Osos Creek; Cayucos Quad. 0 Comment
  CAS-BOT-BC103253  Salix bonplandiana Ernest C. Twisselmann 1954-3-1 858 San Luis Obispo Palo Prieta Canyon: 5 1/2 miles south Cholame Comment
  UC1953276  Salix laevigata D. R. Miller 2005-4-1 405 .787 San Luis Obispo Pine Mt Region. Along Tobacco Creek near first crk crossing on flats Comment
  OBI36889  Salix lasiolepis Eric Wise 1981-6-30 874 San Luis Obispo Mud Lake of Dune Lakes Comment
  OBI37202  Salix lasiolepis Eric Wise 2004-9-1 1706 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI51329  Salix lasiolepis Debora Guillot 1993-7-15 5 .9 San Luis Obispo San Simeon State Park. N central section of park Comment
  SBBG99072  Salix lasiolepis C. F. Smith 1951-4-19 3048 San Luis Obispo Hwy 1, Black Lake Cyn, Nipomo Mesa Comment
  SD249284  Salix lasiolepis Elyse Connolly, Emily Brehm, Holt Hanley 2014-2-26 5 San Luis Obispo San Luis Obispo. Base of Bishop's Peak. NW Side of Foothill trailhead. Open Space, Bottom of Grassy knoll, small grove of trees on right side facing summit. Comment
  UC1765232  Salsola damascena Don Pendleton 1989-10-31 San Luis Obispo Temblor Range, ridge top and E slope at Crocker Grade, S of Crocker Springs Rd., ca. 2 mi W of the county line and 7.5 mi (airline) SW of McKittrick. 975 Comment
  CAS-BOT-BC180660  Salsola tragus Ernest C. Twisselmann 1969-7-5 15667 San Luis Obispo South River Road, 4 miles south of Paso Robles 182 Comment
  OBI13571  Salvia carduacea Robert F. Hoover 1967-4-9 10414 San Luis Obispo Cyn In Temblor Range near N end of Elkhorn Plain Comment
  CDA17353  Salvia columbariae G. F. Hrusa, G. Wilvert 2005-4-1 16402 a San Luis Obispo Carrizo Plain; South end of Caliente foothills, nr. gate at power line maintenance rd. 792 Comment
  OBI72254  Salvia columbariae Anthony Baniaga, Daniel Chavez 2010-3-14 53 San Luis Obispo Tierra Redonda Mtn BLM ACEC 574 Comment
  SEINET7073181  Salvia columbariae A. G. Vestal 1963-4-19 s.n. San Luis Obispo On a steep bank. Polo Priesto Valley [Palo Priesto Canyon] east of Mucho Spring. About 3.6 miles southeast of Route 466 [46 and 41] on Palo Priesto-Cholams Road. UTM Zone 10, 748513mE, 3952711mN. Coordinate datum: NAD27. Comment
  OBI20265  Salvia mellifera Ann McBeth 1979-4-25 8 San Luis Obispo Indian Knob; 4 mi N of Pismo Beach Comment
  OBI72758  Salvia mellifera Michael Walgren 2010-4-15 125 San Luis Obispo Morro Bay state park, at the eastern terminus of Pismo Ave in Los Osos. This newer acquisition parcel is located S of Pismo Ave and abuts several homes. Parcel known as "Powell III" Comment
  SBBG96718  Salvia mellifera D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1966 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  UC25722  Salvia mellifera J. Burtt Davy 1896-10-13 San Luis Obispo Port Harford Comment
  OBI13528  Salvia sonomensis Robert F. Hoover 1964-4-15 8729 San Luis Obispo Ridge NW of Cuesta Pass, just below TV transmitter Comment
  RSA42991  Salvia sonomensis Robert F. Hoover 1942-5-31 7242 San Luis Obispo Pine Mountain of La Panza Range Comment
  OBI74413  Sambucus nigra subsp. caerulea Theo Fitanides 2010-4-23 136 San Luis Obispo Tierra Redonda mtn. 579 Comment
  CDA3953  Sanguisorba minor subsp. muricata David J. Keil 1998-5-21 27372 San Luis Obispo Northwest of Cayucos between Highway 1 and ocean, north of Point Estero, just south of China Harbor. Coastal scrub hillside and grassy bank near Highway 1. 0 Comment
  OBI81206  Sanicula arguta David J. Keil 2015-2-21 32650 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
  SBBG38506  Sanicula bipinnata E. C. Twisselmann 1969-4-24 15206 San Luis Obispo Santa Ysabel Ranch, E side of Salinas River 5 mi S of Paso Robles 228 Comment
  UC1953298  Sanicula bipinnata Anthony Baniaga 2010-2-5 17 San Luis Obispo Tierra Redonda Mountain. Comment
  UCR32103  Sanicula bipinnata David J. Keil, Melissa Luckow, et al 1982-5-8 16049 San Luis Obispo South Coast Range, NE side of Cypress Mtn. at end of dirt road that leads up the mountain Comment
  CAS-BOT-BC223308  Sanicula bipinnatifida Ira L. Wiggins 1932-3-21 5803 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  UC455444  Sanicula bipinnatifida I. J. Condit 1909-4-17 San Luis Obispo Paso Robles Comment
  HSC81386  Sanicula crassicaulis David J. Keil 1980-3-16 13710 San Luis Obispo Along Park Hill Rd., 0.5 mi. W of junction with Huerhuero Rd. Comment
  OBI72313  Sanicula crassicaulis Anthony Baniaga, Theo Fitanides 2010-5-2 169 San Luis Obispo Tierra Redonda mtn Comment
  OBI55093  Sanicula hoffmannii L. Constance & Robert F. Hoover, Robert F. Hoover 1950-6-21 3354 San Luis Obispo Near forks of San Simeon Crk, Santa Lucia Range 76 Comment
  RSA201549  Sanicula maritima Robert F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just north of) near ocean on Hwy 1 Comment
  SEINET13945268 Image available Sanicula maritima L. Constance 1950-1 3313 San Luis Obispo Alt 500 ft. West base of Cerro Romauldo, west of San Luis Obispo. 152 Comment
  UC2013203  Saponaria officinalis Dana Richards 1983-11-9 5 San Luis Obispo San Luis Obispo. Comment
  UCR1362  Saxifraga californica Frank C. Vasek 1960-4-10 600410- 26 San Luis Obispo Coast Range, La Panza Public Campground on the Pozo Road, between Pozo and La Panza 671 Comment
  OBI30698  Schinus molle Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands. Comment
  CDA33545  Schismus arabicus San Luis Obispo County Ag Comm 2010-6-5 PDR# 1576812 San Luis Obispo Atascadero, 9469 Random Oaks Dr. 0 Comment
  RSA113169  Schismus arabicus Roxana S. Ferris 1955-5-24 12821 San Luis Obispo Cuyuma Valley E of Cuyuma on State Hwy 166, 1.5 miles NW of jct with US Hwy 399, Santa Barbara County Comment
  OBI5392  Schoenoplectus acutus var. occidentalis Robert J. Rodin 1956-5-22 6069 San Luis Obispo In Morro Bay State Park Comment
  UCR42913  Schoenoplectus acutus var. occidentalis E. A. Wise 1981-6-15 573 San Luis Obispo Central Coast, San Luis Obispo, north shore of Laguna Lake 37 Comment
  OBI40977  Schoenoplectus pungens David J. Keil, Eric A. Wise 1985-4-25 18542 San Luis Obispo Black lake Cyn between Calif Hwy 1 and the Guadalupe Rd Comment
  UCSB17765  Schoenoplectus pungens Hardham, Clare 1957-7-31 San Luis Obispo In ocean bluff; 0.9 miles north of Cambria; Santa Lucia Mountains Comment
  CAS-BOT-BC111775  Schoenoplectus pungens var. badius P. Everett 1962-10-3 31414 San Luis Obispo Wet sandy flat near Oso Flaco Lake 7 Comment
  OBI78573  Scirpus Dave Imper 1977-4-7 106 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn Rd. Near oil refinery 76 Comment
  SEINET3914845  Scirpus microcarpus George K. Helmkamp 2003-9-19 8144 San Luis Obispo Central Coast: Nipomo Mesa area. Pomeroy Rd, 0.2 mi S of Los Berros Rd. (Oceano 7.5' Q.).; 0 76 Comment
  RSA180183  Scirpus microcarpus Clare B. Hardham 1958-9-6 3592 San Luis Obispo Santa Rosa Creek, Cambria Comment
  SBBG92466  Scribneria bolanderi S. A. Junak 1989-4-27 3979 San Luis Obispo USFS Rd 29S11.3, just W of west rd to Pick and Shovel Mine, ca. 4.4 mi W of US Hwy 101 749 Comment
  OBI9235  Scrophularia californica Robert F. Hoover 1968-4-16 11017 San Luis Obispo Suey Crk Comment
  JEPS7434  Scrophularia villosa R. F. Hoover 1946-6-1 6108 San Luis Obispo se Cambria (Perry Creek) Comment
  OBI80554  Selaginella hansenii Dennis Webb 2013-2-23 11 San Luis Obispo On Rocky Canyon Road, NE of Rocky Canyon Quarry, between Atascadero and Creston. 396 Comment
  OBI78758  Senecio aphanactis Michael Walgren, Kerry Knudsen 2014-4-15 381 San Luis Obispo Chevron Oil Company property at the peak of a hill at the end of north Morro Bay. 163 Comment
  UC1276270  Senecio aronicoides R. F. Hoover 1958-5-8 8469 San Luis Obispo w Templeton (Santa Rita Creek); Santa Rita Creek Comment
  SBBG47371  Senecio blochmaniae J. Copeland 1973-8-31 1012 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, ca. 2 mi W of US Hwy 101 Comment
  UC1311663  Senecio blochmaniae Robert J. Rodin 1959-5-26 6354 San Luis Obispo s end Morro Bay Comment
  UC1334639  Senecio blochmaniae Austin Griffiths Jr. 1967-8-13 5380 San Luis Obispo just s Black Lake (near n end of Nipomo Dunes) Comment
  CAS-BOT-BC363524  Senecio californicus David D. Keck 1933-5-5 2227 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  UC632875  Senecio californicus H. L. Mason 1936-3-6 10988 San Luis Obispo 11 mi w San Luis Obispo; Pecho Hills Comment
  OBI75241  Senecio flaccidus var. douglasii Michael Walgren 2011-8-12 261 San Luis Obispo Santa Maria River at hwy 1 among the rip-rap on the SE corner Comment
  SD37503  Senecio flaccidus var. douglasii Edith A. Purer 1931-8-6 San Luis Obispo Oceano Comment
  CAS-BOT-BC329105  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1967-9-9 13677 San Luis Obispo Hills at the summit of Palo Prieta Canyon, Temblor Range 655 Comment
  UC1511400  Senecio flaccidus var. douglasii T. M. Barkley and N. D. Burroughs 1964-6-10 294 San Luis Obispo ca 3 mi e Cholame (on State Hwy 41, 1 mi e of junction with U.S. Hwy 466, 2 mi w of Kern County line) Comment
  UC217487  Senecio flaccidus var. douglasii H. M. Hall 1921-10-14 11773 San Luis Obispo Polonio Pass, e San Luis Obispo Polonio Pass 457 Comment
  UCR161956  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2005-3-1 9004 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  CAS-BOT-BC364622  Senecio vulgaris R. F. Hoover 1967-2-18 10214 San Luis Obispo Diablo Canyon, San Luis Range Comment
  OBI19175  Senecio vulgaris Dan Sheehy 1978-10-4 1 San Luis Obispo Near tennis courts at Tropicana Village, San Luis Obispo Comment
  RSA778549  Setaria parviflora David J. Keil 1989-6-2 s.n. San Luis Obispo CA Highway 41 ca. 3 miles east of Morro Bay Comment
  JEPS99421  Sidalcea diploscypha Clare B. Hardham 1958-6-1 3474 San Luis Obispo Santa Rita Ranch, W of Templeton-Santa Rita Ranch Road Comment
  IRVC29563  Sidalcea hickmanii subsp. anomala Mark A. Elvin, M. Moore, N. Huber, R. Leverette 2006-5-11 4836 San Luis Obispo Camp San Luis Obispo; E of Hwy 1, S of Primera Mine; 850m SW of Whiskey Springs. Central Coastal 366 Comment
Read comments
Nov 18 2008
  UC1124962 Image available Sidalcea hickmanii subsp. anomala B. Bolt 1936-5-13 716 San Luis Obispo 2 1/4 wnw Cuesta; Santa Barbara National Forest, San Luis Obispo Quadrangle 731 Comment
  UC1124975  Sidalcea malviflora subsp. laciniata N. K. Carlson 1936-3-20 187 San Luis Obispo two mi e Islay Hill; Arroyo Grande Quadrangle 182 Comment
  OBI12309  Sidalcea malviflora subsp. malviflora Robert F. Hoover 1965-6-14 9424 San Luis Obispo Near Arroyo del Oso, S of Arroyo de la Cruz Comment
  SBBG2014  Silene antirrhina C. B. Hardham 1958-4-26 3166 San Luis Obispo Peachy Cyn Comment
  CAS-BOT-BC174937  Silene laciniata Ernest C. Twisselmann 1955-10-1 2438 San Luis Obispo Sand hills 1 mile north of Baywood Park 15 Comment
  RSA165991  Silene laciniata subsp. major E. R. Chandler 1962-6-15 858 San Luis Obispo Near Oso Flaco Lake. Comment
  UC1285066  Silene lemmonii R. F. Hoover 1950-6-20 7994 San Luis Obispo 7 mi w of Templeton on road to Cambria; w of Templeton on rd to Cambria Comment
  OBI65807  Silene lemmonii D. R. Miller 1981-5-15 581 -32 San Luis Obispo Pine Mt Region. Along water trl on DRM property, Tobacco Crk drainage 732 Comment
  SBBG94138  Silene multinervia T. J. Ayers with S. Junak 1989-6-22 760 San Luis Obispo powerline rd 0.3 mi SW of intersection with Tassajara Crk Rd, ca. 1.8 mi W of Hwy 101 Comment
  CAS-BOT-BC175191  Silene verecunda R. F. Hoover 1947-3-26 6745 San Luis Obispo Price Canyon (just s. of) Comment
  CAS-BOT-BC175190  Silene verecunda Clare B. Hardham 1957-5-4 1850 San Luis Obispo Tierra Redondo Comment
  OBI7358  Silybum marianum Mark Fresh 1976-3-2 20 San Luis Obispo At entrance to See Cyn Rd, underneath stop sign Comment
  CAS-BOT-BC74978  Sinapis arvensis Ernest C. Twisselmann 1952-5-1 242 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  CAS-BOT-BC74982  Sinapis arvensis Ernest C. Twisselmann 1955-5-2 1917 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 670 Comment
  OBI40139  Sisymbrium altissimum David J. Keil 1981-4-25 14575 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  RSA586082  Sisymbrium altissimum F. L. Johnson, E. A. Young 1993-5-23 ROB 0491 San Luis Obispo Boyscout Rd by Nacimiento River. Comment
  CDA16824  Sisymbrium irio G. F. Hrusa, L. Saslaw 2001-4-12 15761 San Luis Obispo Carrizo Plain; Drainage immed. W of KCL Camp entrance. Comment
  CAS-BOT-BC75462  Sisymbrium orientale Clare B. Hardham 1959-5-6 4424 San Luis Obispo Santa Lucia Mountains. Shores of Nacimiento Lake. Comment
  OBI56750  Sisymbrium orientale David J. Keil, with V. L. Holland 1999-6-9 28370 San Luis Obispo Camp Roberts. In area with approximate 100 m radius of intersection of F1 Road and D34 Road (ca. 35 deg. 44.734'N x 120 deg. 50.118'W) 366 Comment
  UCD115603  Sisymbrium orientale Rimo Bacigalupi; F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7417 San Luis Obispo San Luis Obispo County: ancient Huntington Ranch (now Hardham and Butterworth), 6 miles east of Paso Robles. 304 Comment
  OBI80071  Sisyrinchium bellum David J. Keil 2000-5-26 28746 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
  RSA0042910  Sisyrinchium bellum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6286 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  OBI17707  Sisyrinchium bellum Lynne D. Althouse 1977-3-26 6 San Luis Obispo Wolfe's horse ranch near San Luis High School Comment
  OBI42767  Sisyrinchium bellum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15963 San Luis Obispo 3.8 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading up Cypress Mtn along Steiner Crk Comment
  OBI52025  Sisyrinchium bellum Steven A. Junak 1989-4-27 3984 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: W Cuesta Ridge, along N side of main rd (USFS Rd #29S11.3) at vehicle pull-out area, about 2 mi W of E boundary sign, roughly 5 mi W of hwy 101 Comment
  OBI79697  Solanum americanum David J. Keil 2012-7-18 31419 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  SBBG70592  Solanum americanum M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG6652  Solanum americanum E. F. Paddock 1951-7-16 406 San Luis Obispo bridge, riverbed, ca. 2 mi W of Shandon Comment
  UC577722  Solanum douglasii B. Bolt 1936-1-14 529 San Luis Obispo 2 mi se of mouth of Osos Creek 45 Comment
  UC750865  Solanum douglasii E. F. Paddock 1947-7-20 170 San Luis Obispo Cambria Comment
  UCR162153  Solanum douglasii George K. Helmkamp, E. A. Helmkamp 2005-2-14 8910 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  UC577683  Solanum jasminoides C. M. Belshaw 1936-3-28 1751 San Luis Obispo 1.7 mi nw of Cayucos 15 Comment
  UCR132019  Solanum physalifolium var. nitidibaccatum George K. Helmkamp 2003-8-16 8073 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  CAS-BOT-BC157502  Solanum umbelliferum R. F. Hoover 1964-6-7 8987 San Luis Obispo San Carpoforo Creek just above Windy Point Comment
  UC1315081  Solanum umbelliferum R. F. Hoover 1967-2-18 10211 San Luis Obispo San Luis Range, Diablo Canyon Diablo Canyon; San Luis Range, Diablo Canyon 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
  SBBG15412  Solanum xanti C. B. Hardham 1958-5-17 3343 San Luis Obispo 0.5 mi N of Chimney Rock, north rd to Adelaida Comment
  SBBG34951  Solanum xanti Mrs. R. W. Summers 1882-1 San Luis Obispo San Luis Mtn Comment
  SBBG6677  Solanum xanti C. B. Hardham 1959-5-23 4645 San Luis Obispo S end of Morro Bay Comment
  OBI58810  Solanum xanti David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27531 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  OBI7348  Solanum xanti Mark Fresh 1976-2-25 13 San Luis Obispo 8 mi into See Cyn Comment
  UC455797  Solidago confinis I. J. Condit 1908-9-21 San Luis Obispo <California Polytechnic School> canyon Comment
Read comments
Apr 21 2008
  UC1285132  Solidago elongata R. F. Hoover 1947-10-11 7408 San Luis Obispo Arroya de la Cruz Comment
  OBI58108  Solidago spathulata Austin P. Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park, along path leading down from E Hazard cyn trl loop, just below brow of ridge S of Hazard Comment
  CAS-BOT-BC365173  Solidago velutina subsp. californica Ernest C. Twisselmann 1956-11-3 3225 San Luis Obispo La Panza Range. Salinas River, 0.2 mile below Salinas Dam 393 Comment
  OBI15388  Sonchus oleraceus R. R. La Belle 1967-10-10 40 San Luis Obispo Laguna Lake, San Luis Obispo Comment
  OBI2610  Sorghum halepense Larry E. Brown 1971-5-29 2019 San Luis Obispo Along SR 41 between Morro Bay and Atascadero Comment
  CAS-BOT-BC236578  Sorghum halepense Ernest C. Twisselmann 1954-7-20 1454 San Luis Obispo Choice Valley Road, 4.2 miles south of Choice Valley School, Temblor Range and the Western San Joaquin Valley 527 Comment
  UCD99166  Spergula arvensis G. F. Hrusa; K. Phillips, A. Flinck 1995-5-29 12269 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Around Radio Facility #2 (N of Mt. Lowe) 650 Comment
  CAS-BOT-BC390001  Spergula arvensis Mrs. R. W. Summers No date on label s.n. San Luis Obispo Unspecified Comment
  CAS-BOT-BC390194  Spergularia bocconi John Thomas Howell 1967-4-27 42067 San Luis Obispo Cuesta Canyon County Park, San Luis Obispo Comment
  UC1614378  Spergularia macrotheca Charles M. Belshaw 1936-3-23 1702 San Luis Obispo vicinity San Luis Obispo Comment
  CAS-BOT-BC390442  Spergularia macrotheca var. macrotheca Alice Eastwood; John Thomas Howell 1936-5-6 2243 San Luis Obispo Coastal mesa at Morro Comment
  OBI77913  Spergularia marina George Butterworth 1995-4-10 36 San Luis Obispo Carrizo Plain Natural Area. T32S, R21E, S6, SW Qtr. Beside Panorama Rd 1.3 mi N of Soda Lake Rd 589 Comment
  CAS-BOT-BC390915  Spergularia marina Chester Dudley 1926-8-20 s.n. San Luis Obispo Near mouth of Arroya Grande Cr. Comment
  RSA662407  Stachys Mary D Arche 1981-4-19 81 -11 San Luis Obispo Cambria, 1 mile N on Sunbury St 15 Comment
  HSC91555  Stachys bullata Susan H. Bicknell 1988-8-19 San Luis Obispo Montano de Oro State Park, MD07 Comment
  SBBG107132  Stachys bullata C. B. Hardham 1958-6-27 3754 San Luis Obispo Green Valley Comment
  SEINET8693959 Image available Stachys bullata Richard R. Halse 2015-1 9340 San Luis Obispo Along State Hwy. 1 ca. 1.7 miles south of Ragged Point 21 Comment
  UC25940  Stachys bullata Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  UC771727  Stachys bullata R. F. Hoover 1946-7-21 6237 San Luis Obispo coast w Cambria Comment
  CDA20929  Stachys bullata G. F. Hrusa 1993-5-21 11065 San Luis Obispo Big Falls Creek on W side of creek approx. 3/4 mi. upstream from confluence with Lopez Ck. Comment
  OBI58165  Stachys bullata David J. Keil 1998-4-2 26548 San Luis Obispo San Simeon Creek Rd., 3.3 mi. from Hwy.1. Comment
  JEPS16768  Stachys chamissonis Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4332 San Luis Obispo about 2 mi s Oceano (along State Highway 1, just n of Callender Siding (Southern Pacific railroad)); Black Lake Comment
Read comments
1
  OBI13471  Stachys chamissonis Robert F. Hoover 1969-6-5 11371 San Luis Obispo Oak Park district, Arroyo Grande Comment
  SBBG104532  Stachys pycnantha F. L. Johnson 1993-6-23 ROB 690 San Luis Obispo Chorro Crk at bicycle repair facility; Camp San Luis Obispo Comment
  UC366993  Stachys pycnantha J. G. Lemmon and wife June, 1878 San Luis Obispo Cholame Valley. Comment
  CDA41001  Stachys pycnantha T. C. Fuller 1962-7-19 9244 San Luis Obispo Perfumo Canyon Road, 1.7 miles west of junction with Los Osos Valley Road, ca. 6 miles southwest of San Luis Obispo. 0 Comment
  UCSB8034  Stachys pycnantha Hardham, Clare 1965-7-29 San Luis Obispo near Burnet Peak; Santa Lucia Mountains 609 Comment
  CDA3545  Stellaria media G. K. Helmkamp 2004-2-7 8260 San Luis Obispo Central Coast; SE of Oceano along Halcyon Rd., just E of Mesa View Dr. Comment
  SBBG14752  Stellaria nitens E. C. Twisselmann 1962-3-18 6708 San Luis Obispo hills at the summit of Palo Prieto Cyn 632 Comment
  UC454307  Stephanomeria elata E. P. Unangst 1906-9-1 San Luis Obispo Cuesta Comment
  UC1224760  Stephanomeria elata R. F. Hoover 1964-8-13 9231 San Luis Obispo Mouth of Morro Creek Santa Lucia Range Comment
  SBBG42928  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-20 7076 San Luis Obispo near summit of Hi Mtn, S of Pozo 944 Comment
  UC1394160  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-21 7080 San Luis Obispo 6.5 mi sw Shandon (Rt 41) Comment
  CAS-BOT-BC375389  Stephanomeria exigua subsp. coronaria R. F. Hoover 1969-9-9 11575 San Luis Obispo 4 mi. w. of Paso Robles on road to Nacimiento Dam Comment
  UC2027019  Stephanomeria pauciflora Greg Wilvert 2005-6-29 491 San Luis Obispo Southeast Half of the Caliente Range. 50m S of Wells Spring Comment
  UC771699  Stephanomeria pauciflora R. F. Hoover 1946-9-15 6412 San Luis Obispo w of Simmler (w edge of Carrizo Plain); Carrizo Plain Comment
  UCR13915  Stephanomeria virgata George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  OBI79729  Stipa brachychaeta David J. Keil 2013-4-19 31584 San Luis Obispo San Luis Obispo. 1359 Madonna Road at Pereira Drive. Revisit to site of Curto & Allen 631 (11 Apr 1990) Comment
  SEINET2444727  Stipa lepida Steven A. Junak, Debbie Shaw; Tina J. Ayers 1989-5-10 4005 San Luis Obispo Santa Lucia Mountains. W Cuesta Ridge, S of main road (USFS Road #29s11.3) at SW corner of the Cuesta Ridge Botanical Area, along dirt road on W side of the upper portion of the Pick and Shovel Mine. 555 Comment
  OBI37913  Stipa pulchra David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18594 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
  SBBG45367  Stuckenia pectinata L. W. Edge 1972-5-31 197 San Luis Obispo near edge of Oso Flaco Lake on E side of rd dividing lake Comment
  CAS-BOT-BC376048  Stylocline gnaphaloides R. F. Hoover 1947-3-26 6748 San Luis Obispo Price Canyon (just s. of) Comment
  CDA16083  Stylocline gnaphaloides G. F. Hrusa 1999-4-17 14955 San Luis Obispo Carrizo Plain; Carrizo Plain, +/- 1/2 mi S of Swain Wash on E side of Soda Lake Rd. 640 Comment
  OBI15392  Stylocline gnaphaloides Robert F. Hoover 1947-3-26 6748 San Luis Obispo Price Cyn (just S of) 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
  OBI73249  Suaeda californica Michael Walgren 2010-1 San Luis Obispo Comment
  UC2027054  Suaeda nigra Greg Wilvert 2005-5-10 393 San Luis Obispo Southeast Half of the Caliente Range: Horse Canyon Comment
  UCSB38585  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Soda Lake; 30.4 mi. NW of junction of Westside Hwy. and Soda Lake Rd.; Carrizo Plain Comment
  RSA0041506  Symphoricarpos mollis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6424 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  CAS-BOT-BC99118  Symphyotrichum chilense Ernest C. Twisselmann 1966-8-23 12721 San Luis Obispo Temblor Range and the Western San Joaquin Valley - Loffaly Spring, Dorothy Twisselmann Ranch 640 Comment
  OBI51166  Symphyotrichum chilense Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .38 San Luis Obispo San Simeon State Park. NE corner of park Comment
  OBI6645  Symphyotrichum chilense Greg Hassen 1975-11-7 68 San Luis Obispo Poly Cyn, Botanical garden area on E slope near water drainage area Comment
  UC455795  Symphyotrichum subspicatum E. P. Unangst 1907-7-1 San Luis Obispo Perfumo Canyon, S. L. O. [San Luis Obispo] Comment
  RSA140498  Systenotheca vortriedei Clare B. Hardham 1960-6-1 5948 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  CDA21195  Tamarix parviflora M. Lea 2007-4-4 PDR 1450404 San Luis Obispo South Coast Ranges; Salinas River just N of Hwy 46 E. 0 Comment
  CAS-BOT-BC211574  Tamarix parviflora Ernest C. Twisselmann 1954-4-22 1108 San Luis Obispo 2 miles south of Palo Prieta Summit, Choice Valley, Temblor Range and the Western San Joaquin Valley 579 Comment
  CDA43317  Tamarix ramosissima David J. Keil 2010-11-1 30964 San Luis Obispo Twitchell Reservoir, just south of CA 166 bridge. Comment
  OBI75303  Tamarix ramosissima David J. Keil 2010-11-10 30964 San Luis Obispo Twitchell Reservoir, just S of CA 166 bridge 165 Comment
  OBI4983  Tamarix ramosissima Ernest C. Twisselmann 1952-8-17 327 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: San Andreas fault, 6 mi S of Cholame 579 Comment
  UC2027238  Tanacetum parthenium David J. Keil 2013-7-6 31825 San Luis Obispo San Luis Range. Prefumo Canyon Road. Creek bottom just upstream of bridge 3. Comment
  OBI77598  Taraxacum officinale Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  UCSC000854  Taraxacum officinale I. J. Condit 2008-11-12 s.n. San Luis Obispo CaliforniaPolytechnic School Lawn Comment
  HSC91472  Tetragonia tetragonoides Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  OBI60091  Tetrapteron graciliflorum G. F. Hrusa, T. D. Wilfred 1997-3-12 13647 San Luis Obispo Carrizo Plain. At S end of Carrizo Plain +/- 6-7 m S of Washburn Ranch 630 Comment
  CAS-BOT-BC399836  Thalictrum polycarpum Ernest C. Twisselmann 1955-6-16 2146 San Luis Obispo La Panza Range. Queen Bee Road, .2 mile south of Pozo Grade Summit 798 Comment
  UCD93385  Thinopyrum intermedium Ernest C. Twisselmann 1958-7-14 4546 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon. 701 Comment
  RSA0021821  Thinopyrum junceiforme David J. Keil 2012-8-21 31503 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, north of Grand Ave., Grover Beach. 8 Comment
  OBI57216  Thysanocarpus curvipes David J. Keil 1998-5-11 27204 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  CAS-BOT-BC66629  Thysanocarpus curvipes Alice Eastwood 1927-4-9 14368 San Luis Obispo Cavidas (Miossi Ranch). Comment
  OBI44830  Thysanocarpus laciniatus David J. Keil 1985-3-31 18509 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill Rd and hwy 229 Comment
  CAS-BOT-BC169242  Toxicodendron diversilobum Ernest C. Twisselmann 1969-4-24 15169 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas river 5 miles south of Paso Robles 213 Comment
  OBI74647  Toxicoscordion fremontii David J. Keil 1987-5-6 20139 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  UC1137597  Trichostema lanatum H. C. Lee 1936-3-10 476 San Luis Obispo Indian Knob 243 Comment
  OBI13445  Trichostema lanatum Robert F. Hoover 1969-7-17 11474 San Luis Obispo Just W of Cuesta Pass summit Comment
  OBI4780  Trichostema lanatum Constance L. Baird 1972-5-6 5 San Luis Obispo Along the Pozo Grade rd Comment
  OBI75277  Trichostema lanceolatum David J. Keil, with George Butterworth 2011-9-23 31099 San Luis Obispo Carrizo Plain. Soda Lake Road, just south of junction of Soda Lake Road with road to A.F. Traver Ranch 670 Comment
  OBI13428  Trichostema lanceolatum Robert F. Hoover 1965-9-19 9590 San Luis Obispo 1 mi SE of Santa Margarita Comment
  OBI59587  Trichostema lanceolatum David J. Keil, with V. L. Holland and Danny Fry 1998-11-5 28196 San Luis Obispo Camp Roberts at north end of McMillan airfield runway. Comment
  OBI13447  Trichostema ovatum Robert F. Hoover 1946-10-13 6491 San Luis Obispo E edge of Cuyama Valley near Kern co line Comment
  OBI75275  Trichostema ovatum David J. Keil, with George Butterworth 2011-9-23 31101 San Luis Obispo Carrizo Plain. Padrones Road, south of Soda Lake Road near base of Caliente Range 835 Comment
  UCSC010426  Trifolium Dylan M. Neubauer, Tim Forsell 2016-4-21 624 San Luis Obispo (SCoRO) Rocky Butte Lookout, below radio antenna, Rocky Butte Truck Trail, 2.49 air-miles ese Pine Mountain 990 Comment
  OBI31458  Trifolium albopurpureum Joy Nishida, Robert Allen 1982-4-10 249 San Luis Obispo American Cyn. Near stream in campground 524 Comment
  OBI12711  Trifolium barbigerum Robert F. Hoover 1965-5-22 9401 San Luis Obispo Cambria, N of town Comment
  UC1285148  Trifolium barbigerum R. F. Hoover 1950-4-2 7848 San Luis Obispo Cambria Comment
  SEINET8075554  Trifolium barbigerum David J. Keil, Lynne Dee Althouse 2002-5-2 29845 San Luis Obispo Santa Margarita Ranch.; 0 Comment
  SBBG18770  Trifolium bifidum var. decipiens C. B. Hardham 1961-4-14 7377 San Luis Obispo headwaters of Santa Rosa Crk Comment
  UC1130001  Trifolium ciliolatum T. M. Hendrix 1937-4-27 114 San Luis Obispo 1.5 mi ne New District School; Pozo quadrangle 533 Comment
  RSA0043087  Trifolium depauperatum var. amplectens LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6362 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  UCSB15850  Trifolium depauperatum var. truncatum Breedlove, Dennis 1962-3-29 San Luis Obispo Northern end of Soda Lake, Carrizo Plain 609 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
  IRVC29192  Trifolium fragiferum G. K. Helmkamp, E. A. Helmkamp 2004-8-14 8781 San Luis Obispo junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo Central Coast 107 Comment
  OBI32098  Trifolium fucatum David J. Keil 1981-6-20 14882 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  SBBG18137  Trifolium fucatum C. B. Hardham 1960-4-2 5320 San Luis Obispo St Hwy 41, along Santa Rosa Crk Comment
  CDA15103  Trifolium gracilentum G. F. Hrusa 1998-3-28 14185 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Slopes above headwaters of Bitterwater Ck. Hills immed. to S of Elkhorn Grade Rd. Comment
  SBBG11152  Trifolium gracilentum C. B. Hardham 1958-4-9 2999 San Luis Obispo almond orchards, Oak Flat Comment
  UC1130034  Trifolium gracilentum G. T. Nordstrom 1937-4-29 1123 San Luis Obispo 3.7 mi ne Chimney Rock; Adelaida quad 335 Comment
  UC1130041  Trifolium gracilentum P. L. Johannsen 1937-4-10 1020 San Luis Obispo 1 3/4 mi n Spanish Ranch; McKittrick quad 518 Comment
  OBI8542  Trifolium gracilentum Craig Woods 1978-4-3 32 San Luis Obispo Carrizo Plain, 1 mi NW of Soda Lake sand diego cr rd, along Sim. Soda lake san diego cr rd 579 Comment
  OBI31193  Trifolium grayi Julie M. Vanderwier 1978-5-5 3 San Luis Obispo Indian Knob Tar Sands Comment
  CDA4339  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2000-4-2 5412 San Luis Obispo Central Coast; road crest between See Canyon Road and Profumo Canyon Road, SW of San Luis Obispo Comment
  UCR160158  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2005-5-17 9506 A San Luis Obispo Central Coast, 2.5 mi WNW of San Simeon; along Calif. Highway 1 11 Comment
  OBI32113  Trifolium macraei David J. Keil, Rhond Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14402 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI12661  Trifolium microcephalum Robert F. Hoover 1965-5-22 9399 San Luis Obispo Cambria, N of town Comment
  OBI58048  Trifolium microcephalum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27477 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1 (35 deg. 40.233' N x 121 deg. 02.851' W). Comment
  OBI69529  Trifolium obtusiflorum David J. Keil, with V. L. Holland 2008-6-12 30540 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  OBI57854  Trifolium oliganthum David J. Keil 1998-4-20 26857 San Luis Obispo Nacimiento Lake Road, 1.1 miles N of Gateway Drive. Comment
  OBI69903  Trifolium striatum D. R. Miller 2006-5-23 506 .83 San Luis Obispo Pine Mt Region. Along pond edge at Egeberg poind, San Simeon Crk drainage Comment
  OBI75252  Trifolium subterraneum David J. Keil 2011-5-12 31013 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 254 Comment
  UCR141112  Trifolium subterraneum George K. Helmkamp, E. A. Helmkamp 1998-5-20 4004 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
  UCR32066  Trifolium variegatum David J. Keil, Et al. 1982-5-8 15973 San Luis Obispo Central Coast, 4.4 mi east of junction with Santa Rosa Creek Road on dirt road leading to Cypress Mtn via Steiner Creek 687 Comment
  OBI57850  Trifolium variegatum David J. Keil 1998-4-7 26598 San Luis Obispo South of Creston on 229 Jordan Property, 0.1 mile S of Rocky Canyon Rd on W side of Hwy. 229 Comment
  SBBG96066  Trifolium variegatum D. Keil 1983-4-23 16935 San Luis Obispo vicinity of Arroyo de la Cruz, N of the arroyo and W of Hwy 1 Comment
  UC1130121  Trifolium willdenovii H. C. Lee 1937-4-29 860 San Luis Obispo 1 mi nnw Wellsana; Paso Robles Quadrangle 213 Comment
  OBI72187  Trifolium willdenovii E. L. Painter & M. Wetherwax, David J. Keil 2000-4-18 SLO- 97 San Luis Obispo Camp San Luis Obispo. Seep E of pipe from water tower on Cerro Romualdo 120 Comment
  UC463192  Trifolium willdenovii Roxana S. Ferris 1929-4-16 7666 San Luis Obispo Old Creek Moro y Cayucos (coast rd) Comment
  UCD109934  Trifolium wormskioldii Martin A. Piehl 1962-5-23 62297 San Luis Obispo San Luis Obispo County: W end of Oso Flaco Lake. Comment
  RSA133108  Trillium chloropetalum var. giganteum Clare B. Hardham 1959-3-8 4032 San Luis Obispo York Mountains, west of Templeton. Comment
  OBI60689  Triphysaria eriantha David J. Keil, Kathleen Keil 1993-4-13 s.n. San Luis Obispo Along Los Osos Valley Rd ca 1/4 mi W ofj ctn with Foothill Rd Comment
  UCSB44351  Triphysaria eriantha Brownell, K. 1979-3-3 San Luis Obispo 1/4 mile south of Hearst Castle turnoff from Highway 1 15 Comment
  UCSB47151  Triphysaria eriantha subsp. rosea Council, Michael 1978-3-28 San Luis Obispo North side of U.S. 101, .5 kilometers south of Hearst Castle turn off 10 Comment
  OBI72098  Triphysaria pusilla Michael Walgren 2010-4-7 101 San Luis Obispo San Simeon State Park, W of Hwy 1; S of the dunes at Point Piedras Blancas Comment
  UC1872965  Triteleia ixioides subsp. ixioides David Keil, V. L. Holland 2003-4-7 30118 San Luis Obispo Red Mountain Road NE of San Simeon. 518 Comment
  OBI8529  Triticum aestivum Craig Woods 1978-1-30 4 San Luis Obispo On the W side of Sim. soda lake sand diego cr. rd, 6 mi S of painted rock ranch 622 Comment
  POM203601  Tropidocarpum gracile I. L. Wiggins 1932-3-20 5777 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  UC569245  Tropidocarpum gracile P. A. Munz 1935-3-31 13593 San Luis Obispo on road to Ojai near Santa Maria Highway; upper Cuyama Valley Comment