Search Results — 2000 specimen records retrieved (1160 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC383964  Abronia pogonantha R. F. Hoover 1947-3-30 6837 San Luis Obispo Fernandez Creek on La Panza--Shandon road Comment
  OBI12212  Abronia pogonantha Eben McMillan 1952-5-5 106 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  SBBG101829  Abronia umbellata C. F. Smith 1951-4-15 2983 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  SBBG34816  Abronia umbellata Mrs. R. W. Summers 1883-6-26 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG35762  Abronia umbellata R. N. Philbrick 1968-6-7 San Luis Obispo just N of Oso Flaco Lake Comment
  UCD109805  Abronia umbellata Gordon J. Pilone 1963-5-5 274 San Luis Obispo San Luis Obispo County: Osoflaco Lake. 0 Comment
  OBI73525  Abronia umbellata var. umbellata David J. Keil 1990-4-26 21398 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  OBI13407  Acacia decurrens Betty Hoover 1962-2-2 20 San Luis Obispo Cultivated Comment
  UCR140079  Acer macrophyllum George K. Helmkamp 2004-4-1 8420 San Luis Obispo Central Coast, Nipomo Mesa; Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi south of Halcyon Rd. 76 Comment
  RSA696454  Acer negundo var. californicum Keith E. Hoffmaster 1935-7-1 612 San Luis Obispo Near Arroyo Grande Comment
  CAS-BOT-BC28748  Achillea millefolium R. F. Hoover 1968-10-1 9698 San Luis Obispo Cuesta-by-the-Sea, south shore of Morro Bay Comment
  OBI53470  Achillea millefolium Arthur W. Hazebrook 1992-7-7 119 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso flaco Lake and surrounding dunes Comment
  SBBG14987  Achillea millefolium E. R. Blakley 1958-8-2 2424 San Luis Obispo Dune Lakes, 4 mi S of Oceano 3 Comment
  SBBG55193  Achillea millefolium L. R. Bevier 1983-5-28 36 San Luis Obispo 0.5 mi NW of Oso Flaco Lake Rd end 18 Comment
  UC1927883  Achillea millefolium David Keil, Tina Teed and Mariko Uchida 2001-6-15 29606 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  CAS-BOT-BC28759  Achillea millefolium Ira L. Wiggins 1926-5-9 2061 San Luis Obispo 3 miles east of Templeton Comment
  POM98657  Achillea millefolium var. arenicola P. A. Munz 1925-3-25 9245 San Luis Obispo Morro Beach Comment
  POM30565  Achyrachaena mollis Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  SBBG112554  Achyrachaena mollis D. Keil, K. Keil 1992-4-11 22786 -2 San Luis Obispo California Valley, Carissa Plain, Belmont Trail, ca. 2 mi E of Soda Lake Rd, at intersection with small cross rd Comment
  CAS-BOT-BC29740  Achyrachaena mollis Eben McMillan 1953-5-8 145 San Luis Obispo E. McMillan Ranch, Choice Valley Comment
  OBI28817  Achyrachaena mollis David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14462 San Luis Obispo 10 mi E of jctn with Calif rte 227 along Calif rte 58 Comment
  UC29284  Achyrachaena mollis W. H. Brewer 1861-4-9 401 San Luis Obispo low hills at Nipomo Comment
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Jul 6 2010
  OBI37923  Acmispon brachycarpus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18588 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
  SD113617  Acmispon brachycarpus Darley F. Howe 1977-5-18 San Luis Obispo East side of Cypress Mountain 640 Comment
  UCD104210  Acmispon heermannii Donald Myrick 1966-3-24 1309 San Luis Obispo San Luis Obispo County: On Cemetery Road at Cambria about one mile back from ocean. Comment
  HSC91515  Acmispon junceus Susan H. Bicknell 1988-8-19 San Luis Obispo Montano de Oro State Park Comment
  OBI13222  Acmispon junceus var. biolettii Robert F. Hoover 1964-5-12 8815 San Luis Obispo Head of Lopez Cyn Comment
  OBI35382  Acmispon junceus var. junceus K. A. Nadeau 1983-4-30 10 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  OBI43735  Acmispon parviflorus David J. Keil 1985-6-8 18780 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI80044  Acmispon parviflorus David J. Keil, with Lynne Dee Althouse 2002-5-2 29858 San Luis Obispo Santa Margarita Ranch Comment
  OBI13011  Acmispon strigosus Robert F. Hoover 1967-4-16 10471 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  OBI31198  Acmispon strigosus Julie M. Vanderwier 1979-4-13 119 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG118609  Acmispon strigosus E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 82 San Luis Obispo Cerro Romualdo, just E of water tower; Camp San Luis Obispo 150 Comment
  OBI64949  Acmispon wrangelianus Greg Wilvert 2005-3-26 44 San Luis Obispo SE Half of the Caliente Range. Approx 3.2 km N of Wells Cyn on the N edge of the Caliente Range 826 Comment
  OBI75243  Acmispon wrangelianus David J. Keil 2011-5-12 31022 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 333 Comment
  CAS-BOT-BC29230  Acourtia microcephala Chester Dudley 1927-7-25 s.n. San Luis Obispo San Carpoforo Creek Comment
  UC1070050  Acourtia microcephala T. M. Hendrix 1937-6-4 249 San Luis Obispo 5 mi nw El Dorado School; Pozo Quad. 518 Comment
  UCD128472  Acourtia microcephala Mrs. B. S. MacLean 1932-7-1 6 San Luis Obispo San Luis Obispo County: La Panza. Comment
  OBI16870  Acroptilon repens Robert F. Hoover 1946-8-24 6330 San Luis Obispo Near Laguna, San Luis Valley Comment
  UC1127732  Adenostoma sparsifolium T. M. Hendrix 1937-7-9 285 San Luis Obispo 3 3/4 mi. e.-n.e. Pozo; Los Padres Nat'l Forest, Pozo Quad. Comment
  CAS-BOT-BC65511  Adiantum aleuticum R. F. Hoover 1947-3-16 6671 San Luis Obispo Coast just south of Monterey Co. line Comment
  OBI25565  Adiantum jordanii David J. Keil 1981-5-16 K 14658 San Luis Obispo Area around Arroyo de la Cruz near its crossing of California Highway 1. Comment
  OBI28522  Adiantum jordanii John Jackman, Julie Truesdale 1980-1 21 San Luis Obispo MacGillivary Ranch, Adelaida, California. Comment
  SBBG214  Adiantum jordanii C. B. Hardham 1959-4-10 4214 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  HSC34472  Adiantum jordanii J. D. Ackerman, A. M. Montalvo 1974-3-25 140 San Luis Obispo 8 mi. S of Santa Margarita on road to Pozo Comment
  SBBG112707  Agoseris grandiflora C. B. Hardham 1957-5-6 1837 San Luis Obispo 0.75 mi SE of Atascadero Lake Comment
  CAS-BOT-BC29679  Agoseris grandiflora var. grandiflora Alice Eastwood 1926-5-3 13795 San Luis Obispo Avila Comment
  UC1125465  Agoseris grandiflora var. grandiflora G. T. Nordstrom 1937-5-13 1211 San Luis Obispo 1.3 mi ene of Asuncion School; Adelaida Quadrangle 381 Comment
  SBBG66236  Agoseris heterophylla Henry Chapman Ford 1893-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI59488  Agoseris heterophylla var. cryptopleura David J. Keil, with V. L. Holland 2001-4-7 29272 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
  OBI26959  Agoseris heterophylla var. heterophylla David J. Keil 1977-3-12 11959 San Luis Obispo S of Shandon, 5 mi N of State Rte 58 along Shell Crk rd Comment
  OBI55579  Agoseris heterophylla var. heterophylla George Butterworth 1998-5-31 264 San Luis Obispo Carrizo Plain Natural Area. Beside Windmill Rd ,.4 mi NW of ring gate. T31S, R19E, S23 SE Qtr 655 Comment
  CAS-BOT-BC13461  Agoseris retrorsa R. F. Hoover 1950-5-6 7872 San Luis Obispo East slope of La Panza Range Comment
  UC2027479  Agoseris retrorsa D. R. Miller 1990-4-9 1- 5 -90 San Luis Obispo Dr's driveway edge, Pine Mt./Rocky Butte. Comment
  SEINET13723982  Agropyron intermedium D. Keil 1977-8-7 12487 San Luis Obispo Along Los Osos Valley Road at turnoff to Telephone Company Road c. 0.5 mi west of Foothill Blvd. 44 Comment
  RSA751810  Agrostis exarata David J. Keil 2001-6-14 29522 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Serpentenite parent material. 800 Comment
  OBI82532  Agrostis gigantea David J. Keil 2015-7-8 33299 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road 280 Comment
  CAS-BOT-BC138973  Agrostis pallens Clare B. Hardham 1960-6-17 6151 San Luis Obispo Santa Lucia Mountains. Chris Flood Creek. Comment
  JEPS100288  Agrostis pallens Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13715 San Luis Obispo PG&E Diablo Canyon Nuclear Power Plant facility site; at Crowbar benchmark 6 Comment
  OBI4953  Agrostis pallens Robert F. Hoover 1969-7-5 11419 San Luis Obispo Cambria Comment
  UC2027451  Agrostis pallens David J. Keil with Michael Walgren, Lisa Andreano, Aaron Sims and Sally Krenn 2013-7-27 31865 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co.) to Coon Creek trail in Montana de Oro State Park. Comment
  UCD53602  Agrostis stolonifera Ernest C. Twisselmann 1967-8-23 13572 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch. 670 Comment
  UC771716  Agrostis viridis R. F. Hoover 1946-10-2 6458 San Luis Obispo Cal. Poly. State campus San Luis Obispo Comment
  OBI61084  Alisma triviale P. A. Holden 1968-6-17 459 San Luis Obispo In pond just below bridge over Santa Margarita Crk on hwy 58 5 mi E of Santa Margarita Comment
  SD249184  Allenrolfea occidentalis David Keil 1988-9-16 21130 San Luis Obispo Vicinity of intersection of CA 46 and CA 41 east of Cholame Flat valley area with salty soils. Comment
  CAS-BOT-BC462353  Allium amplectens Clare B. Hardham 1960-4-16 5436 San Luis Obispo Delyanna Creek, Cypress Mt.; Santa Lucia Mountains 609 Comment
  UC1133826  Allium crispum T. M. Hendrix 1937-4-26 107 San Luis Obispo 5.3 mi ene Highland School; Pozo Quadrangle Comment
  SEINET3153924  Allium crispum B. Cobb 16 San Luis Obispo Near Paso Robles, in the Coast Ranges Comment
  POM202778  Allium haematochiton Marcus E. Jones 1934-4-4 s.n. San Luis Obispo Pismo Beach Comment
  CAS-BOT-BC470942  Allium howellii var. howellii W. M. Kirkwood 1935-4-23 208 San Luis Obispo Carrizo Plains Comment
  OBI54207  Allium lacunosum var. lacunosum David J. Keil, V. L. Holland 1996-6-6 25882 San Luis Obispo Prefumo Cyn Homes project site along Prefumo Crk ca 1/3 mi from Los Osos Valley Rd Comment
  CAS-BOT-BC472715  Allium lacunosum var. lacunosum Alice Eastwood; John Thomas Howell 1938-6-14 5933 San Luis Obispo Prefumo Canyon Comment
  OBI79380  Allium peninsulare var. peninsulare David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31647 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  OBI73448  Allium unifolium David J. Keil, with Mike Mattina 2010-5-31 30796 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI21243  Allium unifolium Robert F. Hoover 1964-6-13 9107 San Luis Obispo Near Arroyo del Oso, N of Piedras Blancas Point Comment
  JEPS99436  Allophyllum Clare B. Hardham 1961-4-17 6831 San Luis Obispo Pine Mountain Comment
  RSA140759  Allophyllum gilioides Clare B. Hardham 1960-4-13 5411 San Luis Obispo South of Bee Rock 366 Comment
  RSA770192  Alopecurus saccatus David J. Keil, Kathleen Keil 1998-4-4 26569 San Luis Obispo Carrizo Plain N of Soda Lake. Vernal pool field along Cambria Rd., about 0.2 miles south of Belmont Trail Comment
  CDA13489  Amaranthus albus T. Kleemann 1997-10-28 s.n. San Luis Obispo Sandercock Transfer, 1708 Beach St. in town of San Luis Obispo. 0 Comment
  OBI65167  Amaranthus albus Greg Wilvert 2005-5-31 457 San Luis Obispo SE Half of the Caliente Range. Along Pipeline Rd 927 Comment
  SBBG16209  Amaranthus albus E. C. Twisselmann 1962-8-23 7691 San Luis Obispo O'Brien Lake, hills at the summit of Palo Prieto Cyn 640 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
  OBI44932  Amaranthus powellii David J. Keil 1984-7-20 18312 San Luis Obispo E of Arroyo Grande along Lopez Lake Rd jctn with Cecchetti Rd Comment
  OBI66170  Amaranthus powellii D. R. Miller 1994-6-22 694 -474 San Luis Obispo Pine Mt Region. In veg garden at 1st gate area. San Simeon crk drainage 500 Comment
  OBI66753  Amaryllis belladonna David J. Keil, with V. L. Holland 2000-9-6 29107 San Luis Obispo San Luis Obispo. Hillside above end of Lizzie Street near La Loma adobe Comment
  OBI17113  Ambrosia acanthicarpa Robert F. Hoover 1966-9-12 9981 San Luis Obispo Bed of Santa Maria River n of Santa Maria Comment
  UC1118429  Ambrosia chamissonis H. C. Lee 1936-3-13 486 San Luis Obispo Oceano Beach; Arroyo Grande Quad. 6 Comment
  OBI79902  Ambrosia psilostachya D. R. Miller 2013-9-29 913 .1083 San Luis Obispo Along Railroad tracks in Paso Robles, Between 12th and 14th street. 300 Comment
  SJSU1450  Ambrosia psilostachya C. W. Sharsmith 1953-11-29 6116 San Luis Obispo near town of Pismo Beach Comment
  OBI31540  Amorpha californica Joy Nishida 1982-6-5 417 San Luis Obispo American Canyon campground 536 Comment
  UCD104611  Amorpha californica Beecher Crampton 1964-5-18 6976 San Luis Obispo San Luis Obispo County: 5 miles east of Santa Margarita Pass. State Hwy. 58. Comment
  RSA121733  Amorpha californica B. Bolt 1936-5-7 703 San Luis Obispo 1 3/4m iles N. of Black. 396 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
  UC410466  Amorpha californica var. californica Alice Eastwood 1928-5-17 15147 San Luis Obispo along old road to Pozo San Luis Obispo Comment
  CAS-BOT-BC222379  Amsinckia douglasiana R. F. Hoover 1965-4-3 9336 San Luis Obispo La Panza district Comment
  CAS-BOT-BC222382  Amsinckia douglasiana Ira L. Wiggins 1932-3-20 5780 San Luis Obispo In immediate vicinity of Cholame Comment
  RSA639041  Amsinckia lycopsoides R. F. Thorne, P. Everett 1963-4-18 31486 San Luis Obispo Across from Twisselman Ranch house, ca. 8.2 miles SSE of Cholame. 503 Comment
  UC455986  Amsinckia spectabilis unknown Feb., 1905 174 San Luis Obispo Arroyo Grande Comment
  RSA0091065  Amsinckia spectabilis Alice Eastwood 1927-4-7 14260 San Luis Obispo Morro. Comment
  UC1084590  Amsinckia spectabilis Francia Chisaki, Peter M. Ray 1950-5-13 1784 San Luis Obispo road between Nipomo and Guadalupe 76 Comment
  UC479950  Amsinckia spectabilis Mrs. R. W. Summers 1886-3-8 San Luis Obispo Avila, R. R. Cut Avila Comment
  OBI34073  Amsinckia spectabilis var. microcarpa Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  OBI60878  Amsinckia spectabilis var. microcarpa Larry Kelly, David J. Keil, V. L. Holland, and Lynne Dee Oyler 1990-4-12 395 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI20670  Amsinckia tessellata Robert F. Hoover 1967-4-9 10400 San Luis Obispo Elkhorn scarp Comment
  OBI40253  Amsinckia tessellata Clifton F. Smith 1950-3-18 2573 San Luis Obispo Carrizo Plain, about 20 mi SW of hwy 33 (formerly hwy 399 Comment
  OBI60944  Amsinckia tessellata G. F. Hrusa 2000-4-10 15329 San Luis Obispo Carrizo Plain region; Immediately N of Carrizo, =/- 1/2 m and S on Bitterwater Rd at Monterey County line 579 Comment
  SBBG81944  Amsinckia tessellata C. F. Smith 1950-3-18 2573 San Luis Obispo Carrizo Plain, ca. 20 mi NW of Hwy 399 (St Hwy 33) Comment
  OBI64527  Amsinckia tessellata David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28693 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  SFV16216  Amsinckia tessellata J. M. Kneitel 1995-3-25 2 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Caliente Mountains. American Ranch, 2 miles from Soda Lake Road. 670 Comment
  UC1061780  Amsinckia tessellata var. gloriosa P. L. Johannsen 1936-3-21 704 San Luis Obispo 2 1/2 mi se Terrace Hill 121 Comment
  OBI20676  Amsinckia tessellata var. gloriosa Robert F. Hoover 1967-3-29 10323 San Luis Obispo 6 mi E of Creston on La Panza Rd 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
  UC1315062  Amsinckia vernicosa var. vernicosa R. F. Hoover 1967-3-27 10285 San Luis Obispo Chalk Mountain, (Cuyama White Hills) Chalk Mountain Comment
  OBI46205  Anaphalis margaritacea David J. Keil 1982-6-27 16330 San Luis Obispo HIlls overlooking Los Osos from the S Comment
  SD244793  Androsace elongata subsp. acuta David Keil 1998-6-5 27643 San Luis Obispo Crest of Caliente range on Selby Road. Comment
  CAS-BOT-BC46932  Androsace elongata subsp. acuta Ernest C. Twisselmann 1954-3-11 867 San Luis Obispo Phelps Hill, Eben McMillan Ranch, 8 mi. s. of Cholame. Shandon. 685 Comment
  UCD67344  Anisocarpus madioides J. Hunter 1994-5-1 s.n. San Luis Obispo San Luis Obispo County: below Mount Lowe. Black Butte Research Natural Area. 650 Comment
  CAS-BOT-BC84624  Anthemis cotula R. F. Hoover 1965-8-1 9500 San Luis Obispo Valley west of Mt. Bishop Comment
  OBI35776  Anthemis cotula Allison Berry 1984-4-20 121 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI28104  Anthriscus caucalis Carrie Wilson, Allison Berry 1982-5-9 37 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 across RR tracks- 50 yds Comment
  OBI56883  Antirrhinum kelloggii Jennifer Stone 1986-3-9 4 San Luis Obispo Cuesta Ridge East in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for sfire succession thesis study, Soils Science Dept, Calif Polytechnic State Univ. Site 1 Comment
  OBI66633  Antirrhinum kelloggii Mindy Wilkinson 1995-4-14 s.n. San Luis Obispo Santa Lucia mts. West Cuesta Grade in aftermath of Sept 1994 hwy 41 fire Comment
  UC1953319  Antirrhinum orontium David Keil 1998-6-15 27836 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles E of junction with old Creed Rd., just W of junction with Apple Rd. Comment
  CAS-BOT-BC237901  Antirrhinum ovatum Eben McMillan 1949-1-1 s.n. San Luis Obispo North end of Carrizo Plain Comment
  RSA85946  Aphanes occidentalis F. W. Peirson 1925-3-24 5660 San Luis Obispo Morro Creek Divide. 427 Comment
  OBI80712  Apiastrum angustifolium David J. Keil 1992-4-12 22829 San Luis Obispo Laguna Lake City Park 170 Comment
  OBI75513  Apiastrum angustifolium Jenner Whitt 2003-4-14 41 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  RSA128131  Apiastrum angustifolium Clare B. Hardham 1959-6-10 4880 San Luis Obispo Old Creek-Toro Creek Road Comment
  OBI53856  Apium graveolens Arthur W. Hazebrook 1993-5-23 218 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreoopsis Hill Comment
  OBI79386  Apocynum cannabinum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31632 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 400 Comment
  OBI20473  Apocynum cannabinum Robert F. Hoover 1947-7-16 7303 San Luis Obispo Edna Comment
  OBI45414  Aquilegia eximia David J. Keil 1983-9-10 17944 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI72973  Aquilegia formosa D. R. Miller 2010-7-4 710 .937 San Luis Obispo Along rd margins on San Carpoforo Crk rd, 1 mi in from hwy 1 100 Comment
  OBI79104  Araujia sericifera David J. Keil 2011-11-12 31186 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  CAS-BOT-BC24195  Arctostaphylos R. F. Hoover 1947-7-16 7305 San Luis Obispo Price Canyon on north-facing sandstone slope Comment
  SBBG25405  Arctostaphylos crustacea subsp. crustacea R. Gankin, W. R. Russell 1962-2-22 338 San Luis Obispo Arroyo de la Cruz, 0.5 mi E of St Hwy 1, 9.4 mi N of entrance to Hearst St Historical Monument Comment
  SBBG80774  Arctostaphylos crustacea subsp. crustacea D. Keil, M. McLeod, M. Luckow 1980-5-18 14001 San Luis Obispo Arroyo de la Cruz, ca. 1 mi E of St Hwy 1, Hearst Ranch Comment
  OBI14739  Arctostaphylos cruzensis Robert F. Hoover 1964-3-26 8656 San Luis Obispo Hill just S of arroyo de la Cruz Comment
  CAS-BOT-BC25048  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1332 San Luis Obispo On Hearst Ranch property, N facing slope of S side of the flat bottomed Arroyo de la Cruz. 30 Comment
  SEINET11984816  Arctostaphylos cruzensis Unknown 1966-1 646 San Luis Obispo N of Arroyo de los Chinos, 10.7 mi N of San Simeon Comment
  UCD51028  Arctostaphylos glandulosa R. F. Hoover 1965-11-6 9724 San Luis Obispo Hill Summit south of Los Osos. Comment
  OBI14701  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1946-10-26 6529 San Luis Obispo Summit above (SE of) cuesta Pass Comment
  CAS-BOT-BC23096  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1964-5-15 8893 San Luis Obispo Pine Top Mt. Comment
  JEPS98825  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8605 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  UC1120201  Arctostaphylos glandulosa subsp. glandulosa G. T. Nordstrom 1937-4-19 1089 San Luis Obispo 2.7 mi s Chimney Rock; Adelaida Quadrangle Comment
  UC1927733  Arctostaphylos glandulosa subsp. zacaensis D. R. Miller 1994-2-11 294 -71 San Luis Obispo Horse Spring trail, Cole Ranch, Marmolejo drainage 850 Comment
  CAS-BOT-BC24615  Arctostaphylos glauca Gertrude Sinsheimer 1937-2-25 s.n. San Luis Obispo San Luis Obispo Comment
  JEPS116477  Arctostaphylos glauca Alice Le Duc 1999-2-11 370 San Luis Obispo Adelaida Road, N San Luis Obispo Coounty Comment
  CAS-BOT-BC24619  Arctostaphylos glauca R. F. Hoover 1946-11-17 6558 San Luis Obispo Cuyama Canyon near Clear Creek. Comment
  CAS-BOT-BC39210  Arctostaphylos glauca R. F. Hoover 1946-8-17 6298 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  CDA17639  Arctostaphylos glauca Austin Griffiths, Gaylord Jones, T. Gaskin, G. Ruggerone 1984-1-15 s.n. San Luis Obispo South Coast Ranges; Along E edge of South Trail, Pozo Summit, ca. 1/2 way to first pine grove. 792 Comment
  CAS-BOT-BC24476  Arctostaphylos hooveri R. F. Hoover 1964-5-15 8891 San Luis Obispo Pine Top Mt. s of San Carpoforo Creek. Comment
  CHSC85704  Arctostaphylos luciana G. F. Hrusa; D. Ragan 1995-6-20 12384 San Luis Obispo Black Butte Research Natural Area. On burned summit of ridge immediately E of Mt. Lowe. Approximately 1/3 m E of summit along fire break road. 650 Comment
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Jun 1 2008
  SBBG60024  Arctostaphylos luciana G. Sinsheimer -May-1937 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCD51733  Arctostaphylos luciana Roman Gankin 17 Fen 1966 663 San Luis Obispo Ca. 2 miles east of Cuesta Pass off U.S. Highway 101. Comment
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Mar 13 2017
  CAS-BOT-BC40102  Arctostaphylos morroensis R. F. Hoover 1964-3-16 8653 San Luis Obispo Los Osos Highlands Comment
  RSA633196  Arctostaphylos morroensis Jon E. Keeley, Melanie Baer-Keeley 1993-9-4 24356 San Luis Obispo At the entrance to Montana de Oro State Park. 70 Comment
  UCD52488  Arctostaphylos morroensis Roman Gankin; Lalit Srivastara and Chas. Lamoureux 1958-2-5 273 San Luis Obispo South end of Morro Bay. Comment
  CAS-BOT-BC40117  Arctostaphylos morroensis Walter Knight; Irja Knight 1980-6-22 4108 San Luis Obispo From shrub in Tilden Botanic Garden, Berkeley, CA, originally collected from near coast at Hazard Canyon Comment
  UC1121456 Image available Arctostaphylos obispoensis B. Bolt 1936-1-31 561 San Luis Obispo 0.25 mi n mouth of Hazard Canyon; Cayucos Quad.; Cayucos, San Luis Obispo Co. 60 Comment
  CAS-BOT-BC39804  Arctostaphylos obispoensis W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near Cypress Spring, Cypress Mountain area Comment
  JEPS34340  Arctostaphylos obispoensis Rimo Bacigalupi and L. R. Heckard 1963-4-20 8815 San Luis Obispo n-facing slopes w Cuesta Pass (first ridge-top, along dirt road to TV power station at crest of mts.); Santa Lucia Mts. 640 Comment
  JEPS99273  Arctostaphylos obispoensis Clare B. Hardham 1961-5-12 7124 San Luis Obispo E of Cerro Alto (along road to Cypress Grove); Santa Lucia Mountains 609 Comment
  OBI14589  Arctostaphylos obispoensis Robert F. Hoover 1958-3-26 8435 San Luis Obispo Ridge of Santa Lucia Mt. NW of Cuesta Pass Comment
  OBI65815  Arctostaphylos obispoensis D. R. Miller 1994-1-14 194 -59 San Luis Obispo Pine Mt Region; In to Coles property, front side of Little Pine Mt. 800 Comment
  RSA633443  Arctostaphylos obispoensis Jon E. Keeley, Melanie Baer-Keeley 1992-8-9 19168 San Luis Obispo Atascadero Road, 2.3 km west of Highway 101. 340 Comment
  SEINET11987305  Arctostaphylos obispoensis J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4193 San Luis Obispo Strybing Arboretum, Golden Gate Park, San Francisco from Coulter's Nursery Comment
  RSA633457  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27621 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  CAS-BOT-BC44407  Arctostaphylos pechoensis R. F. Hoover 1947-1-6 6591 San Luis Obispo Above head of See Canyon, San Luis Range Comment
  CAS-BOT-BC44412  Arctostaphylos pechoensis Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo Between See Canyon and Irish Hills Comment
  CAS-BOT-BC44392  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8600 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  OBI70837  Arctostaphylos pilosula David J. Keil, with V. L. Holland 2009-4-28 30598 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  OBI83462  Arctostaphylos pilosula Alison Clark, Molly Mort, Ben Christensen, Alberto Cordero, Sam Osburn 2017-1-21 5 San Luis Obispo Ontario ridge trail starting from just north of El Portal Dr. 400 ft up from trailhead. Growing 200 feet to the right of the main trail on the flat part of the eastern facing slope. 84 Comment
  UC1309681  Arctostaphylos pilosula H. C. Lee 1936-2-26 427 San Luis Obispo Price Canyon Arroyo Grande Quadrangle 91 Comment
  UCD53661  Arctostaphylos pilosula A. E. Wieslander 1938-10-21 812 San Luis Obispo Los Berros. 76 Comment
  SEINET11995495  Arctostaphylos pilosula W. Knight, Knight, I. 1986-1 6349 San Luis Obispo Santa Barbara Rd (Atascadero Rd) 2 mi from Atascadero Comment
  UCD53651  Arctostaphylos pilosula Beryl O. Schreiber 1938-10-6 2552 San Luis Obispo Paloma Creek Rd.; south of Atascadero. 304 Comment
  CAS-BOT-BC44770  Arctostaphylos purissima Walter Knight; Irja Knight 1982-6-13 4515 San Luis Obispo Tilden Botanic Garden, Berkeley, CA. Originally collected from lone plant on Los Osos Mesa Comment
  JEPS49540  Arctostaphylos rudis William S. Cooper 1925-8-21 161 San Luis Obispo Los Berros Comment
  UCR107902  Arctostaphylos tomentosa subsp. crustacea George K. Helmkamp, E. A. Helmkamp 1996-12-22 1275 San Luis Obispo Central Coast, near Martingale Avenue and Buckskin Drive at the east end of Los Osos 61 Comment
  UC1392907  Arctostaphylos tomentosa subsp. crustacea R. F. Hoover 1969-2-2 11185 San Luis Obispo above Los Osos Comment
  OBI49907  Arctotheca prostrata David J. Keil 1984-6-26 18234 -1 San Luis Obispo Escaped from cultivation into lawn areas on Cal Poly campus near Main Sci bldg Comment
  OBI40744  Aristida adscensionis David J. Keil, Dirk Walters 1986-5-2 19315 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  OBI80378  Aristida adscensionis David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  UC815584  Aristida adscensionis Marcus E. Jones, A. M. 1882-5-9 3245 San Luis Obispo San Luis Obispo Comment
  OBI17063  Artemisia californica Robert F. Hoover 1965-10-1 9691 San Luis Obispo Coast road just south of Hazard Canyon Comment
  OBI53509  Artemisia californica Arthur W. Hazebrook 1991-6-29 103 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Eastern Riparian entrance Comment
  OBI29113  Artemisia douglasiana Karen Symonds 1982-7-25 17 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  OBI72515  Artemisia douglasiana J. Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts. At Bee Rock Rd and E side of Low Water Bridge Comment
  UC29691  Artemisia douglasiana Mrs. Blochman 1893-1-1 San Luis Obispo Comment
  OBI29571  Artemisia dracunculus Melissa Luckow 1981-6-25 691 San Luis Obispo Just N of San Simeon Beach Comment
  OBI75289  Asclepias fascicularis Michael Walgren 2011-8-11 248 San Luis Obispo San Carpoforo Crk west of Hwy 1 Comment
  SBBG95732  Asclepias fascicularis D. Keil with V. L. Holland 1986-6-9 19646 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  SEINET955227  Asclepias fascicularis S. P. McLaughlin, J. E. Bowers 1979-1 2372 San Luis Obispo Grassy roadside at south end of San Luis Obispo. Comment
  UC455918  Asclepias vestita E. P. Unangst 1908-5-1 San Luis Obispo San Miguel Comment
  OBI26411  Asclepias vestita David J. Keil 1980-9-21 14226 San Luis Obispo 2 mi N of hwy 58 on Shell Crk Rd Comment
  SEINET206458  Asclepias vestita subsp. vestita Rimo Bacigalupi, F. Chisaki; L. Dempster; C. Hardm 1960-5-12 7431 San Luis Obispo Just east of Bee Rock, Bee Rock Canyon. (But 0.4 mile west of 'Bee Rock' on both the Tierra Redonda Mtn. - 1949 - and Bradley 15' - 1919 - U.S.G.S. sheets). Comment
  UCR42814  Asphodelus fistulosus David J. Keil 1979-4-29 13047 San Luis Obispo Central Coast, along US Hwy 101, c. 5 mi south of San Luis Obispo Comment
  CAS-BOT-BC482880  Asphodelus fistulosus J. Ed. McClellan; Bonnie McClellan 1969-3-17 s.n. San Luis Obispo Morro Bay Comment
  RSA0034486  Asphodelus fistulosus A. L. Haines 1973-5-19 s.n. San Luis Obispo By side of Hwy. 41 at town of Morro Bay. 15 Comment
  UCR132142  Aster lanceolatus subsp. hesperius George K. Helmkamp 2003-10-24 8214 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  OBI13379  Astragalus curtipes John Young 1967-4-10 16 San Luis Obispo Poly Cyn, W side hill slope Comment
  OBI78053  Astragalus curtipes Melissa Luckow, Jerry Rendon 1980-4-4 5 San Luis Obispo Poly Cyn, near arch to the cyn. 30 ft above rd Comment
  CAS-BOT-BC177837  Astragalus curtipes Charles Piper Smith 1914-6-19 2852 San Luis Obispo San Luis Obispo, north of town Comment
  OBI13367  Astragalus didymocarpus Robert F. Hoover 1949-4-2 7565 San Luis Obispo Cholame Valley, at foot of Cottonwood Pass grade Comment
  RSA121841  Astragalus didymocarpus C. M. Belshaw 1936-3-28 1740 San Luis Obispo 1.3 miles N.W. of Cayucos 107 Comment
  CAS-BOT-BC182343  Astragalus didymocarpus var. didymocarpus Ernest C. Twisselmann 1954-4-5 985 San Luis Obispo Twisselmann Ranch: eastern San Luis Obispo County. (Hill above Spring Lake) 670 Comment
  CAS-BOT-BC182355  Astragalus didymocarpus var. didymocarpus R. F. Hoover 1952-4-8 8081 San Luis Obispo La Panza district Comment
  CAS-BOT-BC182366  Astragalus didymocarpus var. didymocarpus E. McMillan 1952-4-2 41 San Luis Obispo Palo Prieta Canyon 5 mi. SE of Cholame Comment
  CAS-BOT-BC182367  Astragalus didymocarpus var. didymocarpus Ernest C. Twisselmann 1958-5-12 4458 San Luis Obispo Elkhorn Scarp: canyon above the Van Matre Ranch 792 Comment
  UCR28940  Astragalus douglasii David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14571 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  CAS-BOT-BC187219  Astragalus lentiginosus var. idriensis R. F. Hoover 1953-5-16 8310 San Luis Obispo Summit of Temblor Range n. e. of Simmler Comment
  SD140849  Astragalus lentiginosus var. nigricalycis Christopher Christie 1997-3-17 219 San Luis Obispo East Foothills of Caliente Range. 810 Comment
  SFV15653  Astragalus lentiginosus var. nigricalycis I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 355 San Luis Obispo Carrizo Plain South end of Carrizo Plain. 10.2 miles north on Soda Lake Road from junction with Highway 166. Berm and open field adjacent to recently flooded area. 793 Comment
  CAS-BOT-BC187536  Astragalus macrodon Ernest C. Twisselmann 1969-4-14 15113 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  CAS-BOT-BC187537  Astragalus macrodon Alice Eastwood; John Thomas Howell 1937-4-22 3851 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC187540  Astragalus macrodon Geo. B. Grant 1903-5-1 5401 San Luis Obispo Paso Robles Comment
  RSA212018  Astragalus macrodon E. C. Twisselmann 1969-4-14 15113 San Luis Obispo La Panza Range: Shell Creek (near the quail guzzler) 419 Comment
  UCD21564  Astragalus macrodon R. Scherson; J. F. Perez 2003-6-25 5 San Luis Obispo California, San Luis Obispo County, Paso Robles. On Peachy Canyon Road, 4 miles East of Paso Robles. Comment
  LA205396  Astragalus macrodon Roxana S. Ferris; 1939-5-23 9756 San Luis Obispo ca. 4 mi. E of Templeton in the higher foothills 426 Comment
  SEINET948577  Astragalus menziesii Roxana S. Ferris, R. Bacigalupi 1946-1 11115 San Luis Obispo Bluffs above ocean, Cambria. Comment
  SBBG128001  Astragalus nuttallii M. A. Elvin, N. LaGrille 2005-8-8 San Luis Obispo Oso Flaco Lake, "Boy Scout Camp" W side of lake ca. 15 m N of causeway 6 Comment
  CAS-BOT-BC186554  Astragalus nuttallii var. nuttallii R. F. Hoover 1964-8-14 9278 San Luis Obispo Jack Lake Comment
  OBI73263  Astragalus nuttallii var. nuttallii Michael Walgren 2010-8-13 181 San Luis Obispo San Simeon State Park Comment
  RSA116813  Astragalus pomonensis E. C. Twisselmann 1956-6-1 2891 San Luis Obispo South end of Morro Bay, near Baywood Park. 305 Comment
  UC454662  Astragalus trichopodus var. lonchus I. J. Condit 1910-5-14 San Luis Obispo Osos Valley Sand Hills Comment
  CAS-BOT-BC199112  Astragalus trichopodus var. phoxus Clare B. Hardham 1956-7-23 1200 San Luis Obispo C.H. Mongomery Ranch, Santa Lucia Mountains Comment
  SBBG108028  Astragalus trichopodus var. phoxus C. B. Hardham 1971-4-24 18044 San Luis Obispo pass between Salinas River and Cuyama Valley, SW of McChesney Pk Comment
  OBI57192  Athysanus pusillus David J. Keil 1998-5-11 27197 San Luis Obispo Caliente Range. 4.9 mi from Soda Lake Rd. along Selby Rd. Comment
  UC1136275  Atriplex canescens W. A. Peterson 1936-7-9 322 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  CAS-BOT-BC168309  Atriplex canescens var. canescens Ernest C. Twisselmann 1955-8-10 2300 San Luis Obispo San Emigdio Range. Northeast Cuyama Valley 731 Comment
  UCD77380  Atriplex coronata Robert E. Preston 1998-6-17 1147 San Luis Obispo 1.3 mi E of Simmler, on N side of Hwy 58, ca. 300 ft N of road 633 Comment
  OBI82559  Atriplex leucophylla David J. Keil 2015-8-10 33340 San Luis Obispo Avila Beach 1 Comment
  UCD97507  Atriplex leucophylla Ernest C. Twisselmann 1959-11-2 5897 San Luis Obispo San Luis Obispo County: Oceano Dunes, west of Oso Flaco Lake. 0 Comment
  OBI5567  Atriplex leucophylla Sharon Jochums 1974-5-18 206 San Luis Obispo At ocean end of Arroyo de la Cruz W of hwy 1 Comment
  RSA18230  Atriplex leucophylla C. B. Wolf 1929-4-16 3620 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay Comment
  CDA17582  Atriplex semibaccata Austin Griffiths 1981-9-12 s.n. San Luis Obispo Pismo Dunes; At Sea Crest Motel, Pismo Beach (North). Comment
  UCD97728  Atriplex semibaccata Ernest C. Twisselmann 1962-12-28 8014 San Luis Obispo San Luis Obispo County: Grant's Lake. 579 Comment
  SBBG95555  Atriplex serenana var. serenana D. Keil 1984-7-20 18317 San Luis Obispo just N of Santa Maria River along Hwy 1 Comment
  OBI17275  Atriplex spinifera Robert F. Hoover 1968-4-16 11036 San Luis Obispo Chalk Mt, N side of Cuyama valley Comment
  UCSB38581  Atriplex watsonii Ferren, Wayne 1979-8-8 San Luis Obispo Morro Bay State Park Comment
  UCR93698  Avena barbata George K. Helmkamp 1996-5-24 1045 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  OBI28380  Avena barbata Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huansa Rd, just 1/4 mi before reaching Agua Escondido campground Comment
  OBI69699  Avena barbata Steven A. Junak, Tina J. Ayers 1989-4-12 3945 San Luis Obispo Cuesta Ridge: Along N side of main road (USFS Road #29S11.3) at intersection with road to W end of Pick and Shovel Mine, about 4.4 mi W of hwy 101 762 Comment
  OBI47370  Avena fatua David J. Keil 1985-3-26 18478 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  UC815842  Avena fatua Marcus E. Jones, A. M. 1882-5-6 3232 San Luis Obispo San Luis Obispo Comment
  OBI80457  Avena fatua Kevin Campos 2015-3-4 3 San Luis Obispo Cheda Ranch in Stenner Creek. Foothills of Santa Lucia Mountain Range, near Stenner Creek. Comment
  OBI16982  Baccharis glutinosa Robert F. Hoover 1965-9-18 9567 San Luis Obispo Trout Crk, just E of Santa Margarita Comment
  OBI38225  Baccharis glutinosa Eric Wise 1982-7-2 1596 San Luis Obispo Oso Flaco Lake Comment
  UC1119656  Baccharis glutinosa B. Bolt 1936-6-5 761 San Luis Obispo 1 mi e of Santa Margarita; San Luis Obispo 304 Comment
  UCR131919  Baccharis glutinosa George K. Helmkamp 2003-9-8 8127 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  OBI53413  Baccharis glutinosa Arthur W. Hazebrook 1993-5-23 233 San Luis Obispo Nipomo Dunes Complex, along NE base of Big Coreopsis Hill and along Guerra Rd Comment
  CAS-BOT-BC99500  Baccharis pilularis Ernest C. Twisselmann 1968-10-21 15029 San Luis Obispo Buena Vista Drive, 1 mile north of Highway 46 190 Comment
  SEINET11844567  Baccharis pilularis var. consanguinea S. A. Thompson, Rawlins, J. E. 1988-1 5242 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  UC1285317  Baccharis plummerae subsp. glabrata R. F. Hoover 1949-9-9 7757 San Luis Obispo forks of San Simeon Creek San Simeon Creek Comment
  UC1285323  Baccharis plummerae subsp. plummerae R. F. Hoover 1946-10-27 6535 San Luis Obispo canyon opening into Cuyama River, opposite Pioneer Grove Cuyama River Comment
  OBI28772  Baccharis salicifolia David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14505 San Luis Obispo Jctn of Shell Creek Rd and California Hwy 58 S of Shandon. Comment
  SBBG12565  Baccharis salicifolia C. B. Hardham 1959-9-27 4988 San Luis Obispo Arroyo de la Cruz Comment
  OBI38486  Baccharis salicifolia Eric Wise 1983-3-6 1685 San Luis Obispo Salinas river at Hwy 58 Comment
  UC2027146  Baccharis salicifolia subsp. salicifolia David J. Keil with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh and Taylor Crow 2013-5-2 31608 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River Valley along Avenales Ranch Road Comment
  UCR61732  Barbarea orthoceras George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  SBBG95499  Bellardia trixago D. Keil 1983-5-22 17075 San Luis Obispo vicinity of Arroyo de la Cruz, near San Simeon Comment
  CAS-BOT-BC75860  Berberis pinnata R. F. Hoover 1947-2-22 s.n. San Luis Obispo See Canyon, San Luis Range. Comment
  RSA43046  Beta vulgaris Robert F. Hoover 1946-8-8 6279 San Luis Obispo North end of Morro Bay Comment
  OBI16927  Blennosperma nanum Robert F. Hoover 1952-4-10 8108 San Luis Obispo 1 mi Sof Simmler Comment
  UC52328  Blennosperma nanum var. nanum Mrs. R. W. Summers 1885-5-6 476 San Luis Obispo stony base of San Luis Mountain San Luis Mountain Comment
  SBBG14619  Blepharizonia plumosa subsp. viscida E. C. Twisselmann 1962-10-5 7905 San Luis Obispo E of Grant Lake 579 Comment
Read comments
Sep 14 2018
  RSA586086  Bloomeria crocea var. aurea F. L. Johnson, E. A. Young 1993-5-23 ROB 0496 San Luis Obispo Boyscout Road by Nacimiento River Comment
  OBI32256  Bloomeria humilis David J. Keil 1982-6-26 16245 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1296175  Boechera pulchra R. F. Hoover 1952-5-24 8203 San Luis Obispo Caliente Mt. summit ridge Caliente Mt. Comment
  RSA216789  Boisduvalia densiflora var. densiflora Robert F. Hoover 1969-8-25 11556 San Luis Obispo Laguna de San Luis Obispo. Comment
  RSA43103  Boisduvalia glabella Robert F. Hoover 1946-6-30 6268 San Luis Obispo 4 mi. SE of Santa Margarita Comment
  CAS-BOT-BC7638  Bolboschoenus maritimus R. F. Hoover 1946-9-21 6433 San Luis Obispo East shore of Morro Bay at estuary of Los Osos Creek, near fresh-water seepage. Comment
  OBI60576  Bolboschoenus maritimus subsp. paludosus Lynne Dee Oyler, David J. Keil 1990-5-10 1113 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake S and W across dunes, E to Quercus agrifolia and W again to coast Comment
  OBI43585  Bolboschoenus maritimus subsp. paludosus Eric Wise 1981-6-7 479 San Luis Obispo Rancho Riconado, 23.1 mi W of New Cuyama Comment
  OBI43590  Bolboschoenus maritimus subsp. paludosus Eric Wise 1981-9-17 1162 San Luis Obispo Small, private lake. 5.7 mi E of Park Hill Rd Turn rt. 100 m past "Circle Inn". 2-3 km on rd beyond Hwy 58 Comment
  OBI56849  Bowlesia incana David J. Keil 1998-5-11 27207 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  OBI64601  Bowlesia incana David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28691 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI9091  Brachychiton populneum Jack M. Farrell 1955-2-21 25 San Luis Obispo Cal Poly campus Comment
  SBBG117872  Brachypodium distachyon E. Painter, M. Wetherwax 2003-5-1 SLO 330 San Luis Obispo just S of the Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 200 Comment
  CDA43173  Brassica oleracea David J. Keil 1997-12-26 26413 San Luis Obispo Montana de Oro State Park. Ocean bluffs just S of Spooner s Cove. 0 Comment
  OBI15172  Brassica rapa Betty Sheehan 1957-10-18 25 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI3514  Brassica rapa Lynch 1971-5-21 25 San Luis Obispo Cal Poly campus. 10 ft from the E shore of Smith Reservoir Comment
  UCD114846  Brassica rapa Ernest C. Twisselmann 1965-5-4 10645 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  CAS-BOT-BC36784  Brassica rapa Clare B. Hardham 1957-9-12 2612 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria. Comment
  RSA0027876  Brickellia nevinii Greg Wilvert, Cedrick Villasenor, Ben Carter 2005-9-15 523 San Luis Obispo Southeast half of the Caliente Range: Above Semper Spring. 903 Comment
  UCSB39858  Briza minor Shaw, J. 1982-4-23 San Luis Obispo W side of Bridge St; 1 mi N of Cambria Rd; Cambria 91 Comment
  OBI22480  Briza minor Unknown 1960-5-16 x. San Luis Obispo Ocean Pines 15 Comment
  CAS-BOT-BC484533  Brodiaea jolonensis Ernest C. Twisselmann 1969-5-19 15306 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road 213 Comment
  CAS-BOT-BC492079  Brodiaea terrestris subsp. kernensis R. F. Hoover 1950-4-30 7865 San Luis Obispo 7 miles E of Creston on La Panza Road Comment
  OBI40775  Bromus catharticus David J. Keil 1985-5-4 18738 San Luis Obispo Southern end of Morro Bay around Sweet Springs marsh Comment
  OBI28224  Bromus diandrus Rick Frelinger 1982-5-10 80 San Luis Obispo San Luis Creek in Reservoir Cyn, San Luis Obispo Comment
  CAS-BOT-BC155739  Bromus diandrus Clare B. Hardham 1957-4-2 1612 San Luis Obispo Santa Lucia Mountains. WIllow Creek. Comment
  OBI43401  Bromus hordeaceus Eric Wise 1982-4-29 1414 San Luis Obispo Shepperd's Reservoir, Cal Poly [San Luis Obispo] Comment
  CAS-BOT-BC162415  Bromus laevipes R. F. Hoover 1964-5-11 8764 San Luis Obispo 5 miles west of Pozo. Comment
  UCR31922  Bromus madritensis David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, L. Seek 1982-5-8 15946 San Luis Obispo Santa Lucia Mtns (Coast Ranges), 2.35 mi. east of junction of Santa Rosa Creek Road with Fiscalini Ranch Road, on dirt road up Cypress Mtn. Comment
  UC1131260  Bromus madritensis subsp. madritensis G. T. Nordstrom 1937-4-29 1155 San Luis Obispo 1.6 mi sw of Asuncion School 426 Comment
  OBI22394  Bromus madritensis subsp. rubens Russell Gorman 1956-4-6 41 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI3854  Bromus madritensis subsp. rubens Elizabeth Rudd 1971-3-30 196 San Luis Obispo 3 mi NE of Santa Margarita Comment
  OBI32997  Bromus maritimus David J. Keil, Malcolm McLeod, and CNPS Rare Plant Committee 1983-5-1 16961 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI80101  Bromus pseudolaevipes David J. Keil 2012-5-27 31360 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  CAS-BOT-BC161765  Bromus rubens 1880-5-1 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC161756  Bromus rubens Ernest C. Twisselmann 1954-4-17 1084 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains. 1.5 mile east of Sada Lake. 609 Comment
  OBI26007  Bromus sitchensis David J. Keil 1981-5-16 14603 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI45131  Bromus sitchensis David J. Keil, Mark Meredith 1984-4-14 18120 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  SEINET11261142  Bromus sterilis David J. Keil, Lynne Dee Althouse 2002-5-2 29859 San Luis Obispo Santa Margarita Ranch.; 0 Comment
  UCD59842  Bromus tectorum Beecher Crampton 1963-5-9 6799 San Luis Obispo San Luis Obispo Co.: South of Atascadero, jct. of Santa Barbara Rd. and U. S. Hwy. 101. Comment
  OBI79155  Cakile maritima David J. Keil 2011-11-5 31148 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach Comment
  SBBG96058  Calandrinia breweri D. Keil 1986-4-8 19111 San Luis Obispo E side of Santa Margarita Lake Comment
  UC1285083  Calandrinia breweri R. F. Hoover 1947-3-26 6742 San Luis Obispo just s Price Canyon Comment
  CAS-BOT-BC233930  Calandrinia breweri R. F. Hoover 1951-4-15 8041 San Luis Obispo Stoney Creek, tributary of Huasna River Comment
  SBBG112688  Calandrinia menziesii C. B. Hardham 1958-2-15 1816 San Luis Obispo Cambria Cemetery Comment
  OBI73392  Calendula arvensis David J. Keil 2010-3-23 30669 San Luis Obispo Campus, California Polytechnic State University, San Luis Obispo. Along dirt road bordering agricultural fields between Crops Unit and Stenner Creek 87 Comment
  OBI39022  Callitriche longipedunculata David J. Keil 1986-3-22 19071 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. N of Soda Lake, 2.4 mi E of Soda Lake rd on Belmont trl 579 Comment
  RSA369056  Calochortus Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  OBI79817  Calochortus albus D. R. Miller 2013-5-8 513 .1054 San Luis Obispo The Rocky Butte/Pine Mountain Region, Along road bank cuts on Main Road, Just above Egeberg dam water line crossing, San Simeon creek drainage. 610 Comment
  SBBG110191  Calochortus albus var. rubellus C. B. Hardham 1956-5-30 805 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  OBI66542  Calochortus argillosus David Keil 1997-6-10 26308 San Luis Obispo Locally common in grassy hillside to west end of Madonna Road, San Luis Obispo. Comment
  CAS-BOT-BC132366  Calochortus clavatus Clare B. Hardham; Victor Botts 1956-7-11 1162 San Luis Obispo Marquart Ranch Comment
  CDA11644  Calochortus clavatus var. clavatus G. F. Hrusa, T. D. Wilfred 1995-6-19 12344 San Luis Obispo Santa Lucia Mountains; Approx 1/2 m SE of Cuesta Ridge Botanical Area. Comment
  OBI45341  Calochortus clavatus var. recurvifolius David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15668 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI64769  Calochortus clavatus var. recurvifolius D. R. Miller, E. A. Appel 2005-6-18 605 .805 San Luis Obispo Pine Mt Region. 1.8 mi N of Arroyo de la Cruz on coastal bluff +/- 2-3 m from beach edge, on bluff 720 Comment
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Oct 23 2015
  CAS-BOT-BC492532  Calochortus luteus Ira L. Wiggins 1926-5-9 2066 San Luis Obispo Hillsides 2-3 mi E of Templeton Comment
  UC638975  Calochortus luteus Bernard Miossi 1939-6-4 95 San Luis Obispo about 1.5 mi s Sunnyside School (at side of Los Osos Valley road) 51 Comment
  OBI51783  Calochortus obispoensis R. Mike Arens 1994-6-10 81 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  OBI6695  Calochortus obispoensis Robert F. Hoover 1946-6-23 6190 San Luis Obispo Summit at head of Carpenter Cyn, N of Arroyo Grande Comment
  POM153262  Calochortus obispoensis C. L. Hitchcock 1928-6-3 5 San Luis Obispo Between San Luis Obispo and Pismo 274 Comment
  OBI79587  Calochortus simulans David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31596 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 480 Comment
  CAS-BOT-BC483555  Calochortus splendens Clare B. Hardham 1960-5-17 5755 San Luis Obispo East end of Tierra Redonda, Santa Lucia Mountains Comment
  UC1134539 Image available Calochortus venustus W. A. Peterson 1937-5-8 810 San Luis Obispo 2.6 mi sw Mouth of Piletas Canyon; La Panza Quad. 594 Comment
  CAS-BOT-BC496858  Calochortus venustus Ernest C. Twisselmann 1955-5-27 116 San Luis Obispo Summit above Mariannas Spring 1005 Comment
  UCSB57250  Calochortus venustus Ryan, P.; Callaway, R. 1987-5-14 San Luis Obispo Creston Rd., 0.75 miles north of jct. Hwy 58., about 5 mile north of Santa Margarita, east side of road 457 Comment
  RSA789271  Calycadenia villosa R. L. Carr 1998-6-27 3712 San Luis Obispo Red Hill Road near junction with Highway 58 (Carissa Highway), flat area of Navajo-Camatta Cr Divide. 607 Comment
  OBI64978  Calyptridium monandrum Greg Wilvert 2005-4-2 98 San Luis Obispo SE half of the Caliente Range. 0.8 km WSW of Wells Spring 980 Comment
  OBI55360  Calystegia collina subsp. apicum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27506 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak (35 deg. 43.568' N x 121 deg. 07.575' W) 732 Comment
  OBI80964  Calystegia macrostegia Alyssa Moore, Richard Squeri, Tyler Griffith, Frances Nguyen-Khoa 2015-4-19 2 San Luis Obispo Prospects Fire Lookout Tower (bowden Rach Open Space) Comment
  OBI83452  Calystegia macrostegia Samantha Osburn, Alison, Molly, Ben, Alberto 2016-1-21 1 San Luis Obispo Ontario Ridge Trail. On the ridge above Shell Beach Road. Growing along the trail. 59 Comment
  OBI15309  Calystegia macrostegia subsp. cyclostegia F. Rush 1956-7-1 107 San Luis Obispo Mt SLO Comment
  OBI23433  Calystegia macrostegia subsp. cyclostegia Brent Nolan 1971-4-29 s.n. San Luis Obispo Top of ridge on Clark Canyon Rd Comment
  POM98104  Calystegia macrostegia subsp. cyclostegia P. A. Munz 1925-3-25 9206 San Luis Obispo Morro Creek Comment
  RSA518397  Calystegia macrostegia subsp. macrostegia Steven A. Junak, Tina J. Ayers, Debbie Shaw 1989-5-10 4004 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. 585 Comment
  SBBG44590  Calystegia malacophylla subsp. pedicellata L. W. Edge 1972-4-6 118 San Luis Obispo Wittenberg Cyn Comment
  SBBG112393  Calystegia malacophylla subsp. pedicellata D. Keil, V. L. Holland 1999-5-4 28307 San Luis Obispo Sulphur Springs Rd, 0.5-1.1 rd mi W of jct with Deer Trail Rd; Camp Roberts Comment
  UC2026945  Calystegia malacophylla subsp. pedicellata David Keil 1998-6-10 27771 San Luis Obispo Los Padres National Forest. Black Mountain Road, 0.2--0.3 miles above (NW) junction with Navajo Road. Comment
  RSA186798  Camissonia campestris subsp. campestris Peter H. Raven 1962-3-25 16973 San Luis Obispo 0.4 miles south of San Juan Creek south of Shandon 351 Comment
  OBI67028  Camissonia campestris subsp. obispoensis David J. Keil 2000-8-2 29047 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondonada Road. Comment
  SBBG119685  Camissonia contorta E. Painter, M. Wetherwax with K. Downing 2002-5-9 CR 311 San Luis Obispo Sulphur Spring Crk Cyn; Camp Roberts 268 Comment
  SBBG4926  Camissonia contorta C. B. Hardham 1958-4-20 3054 San Luis Obispo Atascadero Comment
  SJSU3355  Camissonia kernensis C. W. Sharsmith 1962-4-21 6837 San Luis Obispo lower reaches Recruit Canyon near Crocker Peak, Temblor Range Comment
  UCR121778  Camissonia micrantha George K. Helmkamp 2002-4-20 7452 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  UCR158181  Camissonia micrantha George K. Helmkamp 2004-6-9 8615 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr (Calif. Hwy 1), 0.3 mi south of Halcyon Rd. 76 Comment
  SDSU8629  Camissonia micrantha D. F. Howe 1960-4-9 2843 San Luis Obispo East side of Morro Bay Comment
  RSA681273  Camissonia strigulosa Scott D. White, Ken McDonald 2001-5-9 9580 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UCR76499  Camissonia strigulosa George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, south end of Morro Bay & SW of Baywood Park 9 Comment
  CDA17907  Camissonia strigulosa Austin Griffiths 1987-3-9 18066 San Luis Obispo Oceano 0 Comment
  RSA17805  Camissonia strigulosa Carl B. Wolf 1929-4-15 3567 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  RSA0080017  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3206 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, just up the dunes from the beach. 16 Comment
  OBI11900  Camissoniopsis hirtella Robert F. Hoover 1967-5-5 10524 San Luis Obispo Ridge NW of Cuesta Pass Comment
  SBBG109246  Campanula griffinii C. B. Hardham 1961-4-17 6840 San Luis Obispo Pine Mtn 1005 Comment
  OBI63018  Cardamine David J. Keil 2001-3-13 29173 San Luis Obispo San Luis Obispo. End of South Street at San Luis Creek Comment
  OBI15055  Cardamine californica Russell Gorman 1956-4-6 32 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI32041  Cardamine californica David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15681 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system, just S of the Arroyo Comment
  CDA24749  Cardamine californica var. californica T. C. Fuller 1962-2-28 7718 San Luis Obispo Highway to Paso Robles, 9.8 miles east of Cambria. 0 Comment
  POM97521  Cardamine californica var. integrifolia P. A. Munz 1926-4-9 10212 San Luis Obispo Willow Creek Road, 10 miles southwest of Paso Robles Comment
  UCR223866  Cardamine oligosperma A. C. Sanders 2011-2-21 38719 San Luis Obispo Central Coast, Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  OBI28648  Cardamine oligosperma David J. Keil, V. L. Holland 1982-4-23 15882 San Luis Obispo Old dune area along edge of Morro Bay W of S Bay blvd and E of Santa Ysabel Ave Comment
  SD41317  Cardionema ramosissimum Edith A. Purer 1933-7-20 5082 San Luis Obispo Partially stabilized sand dunes, northwest of Guadalupe. Comment
  CDA17652  Carduus pycnocephalus Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Callender Dunes; Back from S bank of Black Lake. Comment
  UCR91806  Carduus pycnocephalus George K. Helmkamp 1996-5-24 1016 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
  OBI16876  Carduus pycnocephalus P. A. Holden 1968-4-19 194 San Luis Obispo Along roadside in lower See cyn Comment
  OBI6453  Carex cusickii Robert F. Hoover 1950-5-11 7906 San Luis Obispo Upper Arroyo Grande above County park Comment
  SEINET3219522 Image available Carex douglasii Lyda W. Edge 1974-4-12 402 b San Luis Obispo Near Jack Lake, Nipomo Dunes. Comment
  CAS-BOT-BC20398  Carex globosa John Thomas Howell 1964-6-30 40857 San Luis Obispo Cambria. Comment
  OBI32260  Carex globosa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14446 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI83590  Carex harfordii David Keil 1993-7-7 24257 San Luis Obispo Cambria. Fiscalini Ranch. 0 Comment
  RSA90871  Carex harfordii J. T. Howell, Alice Eastwood 1938-6-14 5955 San Luis Obispo Cambria Comment
  CDA33107  Carex luzulina Clare B. Hardham 1959-6-8 4770 San Luis Obispo Santa Lucia Mountains; Cypress forest, north slope Cypress Mtn. 0 Comment
  OBI45095  Carex obispoensis David J. Keil, Jepson Herbarium Grp 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1159588  Carex obispoensis Robert F. Thorne and P. Everett 1963-6-7 32159 San Luis Obispo 6.4 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 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
  CAS-BOT-BC118549  Carex praegracilis Lewis Samuel Rose 1950-5-13 50128 San Luis Obispo Oso Flaco Lake region. Comment
  UCR265758  Carex praegracilis Mark A. Elvin, Jason Storlie 2014-10-10 7704 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Snakebite' north of '3-Pond Valley,' 650 m from the south boundary of the refuge 18 Comment
  OBI22678  Carex praegracilis Robert F. Hoover 1964-7-11 9162 San Luis Obispo Edna Marsh Comment
  OBI53547  Carex praegracilis Arthur W. Hazebrook 1991-4-19 12 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
  OBI22649  Carex serratodens Robert F. Hoover 1966-4-23 9835 San Luis Obispo La Panza Range. American Cyn campground Comment
  SBBG107836  Carex subbracteata C. B. Hardham 1985-4-16 30016 San Luis Obispo head of Cienega Crk, Delaganna Ranch Comment
  UC836553  Carex triquetra Alice Eastwood, John Thomas Howell 1937-4-30 4153 San Luis Obispo Huasna district Comment
  OBI35505  Carpobrotus chilensis S. M. Inman 1983-4-25 5 San Luis Obispo Pecho Study Site, Los Osos; Half mile south on Pecho Valley Rd past junction of Pecho Rd. Right on dirt road after 'deer' sign to south of dirt road 49 Comment
  OBI20416  Carpobrotus edulis Dave Heffner 1967-11-21 9 San Luis Obispo Morro Bay near sand dunes along Atascadero Beach. Comment
  CDA6994  Carthamus lanatus G. D. Barbe 1977-1-26 2237 San Luis Obispo Evan s property, north side Morro Creek Road (Highway 41) 4 km northeast of Highway 1, north of Morro Bay. 0 Comment
  OBI44778  Carthamus lanatus David J. Keil 1986-7-18 s.n. San Luis Obispo Along Los Osos Valley rd just W of jctn with Foohill Rd Comment
  JEPS35349  Castilleja R. F. Hoover 1964-8-14 9257 San Luis Obispo Jack Lake Comment
  OBI53531  Castilleja affinis Arthur W. Hazebrook 1992-5-2 112 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes Comment
  RSA251003  Castilleja affinis Robert F. Thorne 1965-11-7 35577 San Luis Obispo Oso Flaco Lake. W end of lake. 15 Comment
  RSA734194  Castilleja affinis Keith E. Hoffmaster 1935-7-3 676 San Luis Obispo Oceano. Comment
  OBI27553  Castilleja affinis Melinda Doud 1976-4-20 5 San Luis Obispo Clark Cyn 107 Comment
  RSA0051711  Castilleja affinis W. M. Arbaugh 1968-5-7 193 San Luis Obispo See Canyon. 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
  UC885263  Castilleja affinis subsp. affinis Alice Eastwood and John Thomas Howell 1938-6-14 5949 San Luis Obispo Cambria Comment
  JEPS4848  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-31 3213 San Luis Obispo between Cayucos Templeton (on the Santa Rita road, upper reaches of Old Creek canyon); Old Creek canyon Comment
  OBI58452  Castilleja affinis subsp. affinis Austin P. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz; along S & W ridges of Arroyo de la Cruz Comment
  OBI69908  Castilleja affinis subsp. affinis Erik Frenzel, David J. Keil 2001-4-19 DC 63 San Luis Obispo Rancho Pecho y Islay (PG&E Diablo Cyn Lands) 0.2 mi inland from coastal road along Crowbar Cyn Rd at mouth of Crowbar Cyn 122 Comment
  UC1314912  Castilleja brevistyla R. F. Hoover 1967-4-5 10345 San Luis Obispo between San Juan River and Carrizo Plain (on Highway 58) Comment
  OBI73349  Castilleja densiflora subsp. densiflora David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30693 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  OBI31210  Castilleja densiflora subsp. obispoensis Julie M. Vanderwier 1978-5-18 30 San Luis Obispo Indian Knob Tar Sands Comment
  OBI9403  Castilleja densiflora subsp. obispoensis Robert F. Hoover 1967-5-13 10565 San Luis Obispo Coast W of Cambria Comment
  UC373267  Castilleja densiflora subsp. obispoensis Marcus E. Jones, A. M. 1882-5-8 3243 San Luis Obispo San Luis Obispo Comment
  JEPS4347  Castilleja densiflora subsp. obispoensis Rimo Bacigalupi and Alex Hawkes 1951-4-26 3287 San Luis Obispo just s Cambria Pines Inn (air landing strip, Cambria); Cambria Comment
  OBI9344  Castilleja exserta Robert F. Hoover 1967-4-12 10437 San Luis Obispo Upper Arroyo Grande Comment
  SFV16331  Castilleja exserta P. M. Schiffman 1993-3-19 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Near Soda Lake. 585 Comment
  UCD122441  Castilleja exserta Scott Horiuchi; Kelly Robinson 1996-4-27 17 San Luis Obispo San Luis Obispo County: Carrizo Plain natural area, 18 mi from junction of Soda Lake Rd. and Hwy. 166/33, on Soda Lake Rd. Comment
  UCD122416  Castilleja exserta Justin Albert 1995-3-26 5 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 2 mi. along fire road, 5 mi. N of Painted Rock. 800 Comment
  UC1187084  Castilleja exserta subsp. latifolia David D. Keck and Wm. M. Hiesey 1940-5-31 5149 San Luis Obispo 2.5 mi se San Simeon (1 mi n of mouth of Pico Creek) Comment
  OBI28798  Castilleja foliolosa Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 742 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna river crosses the rd Comment
  OBI27834  Castilleja foliolosa Barrett Anderson 1972-3-11 331 San Luis Obispo Along the ridge above Los Osos Comment
  RSA101662  Castilleja miniata Robert F. Hoover 1947-8-8 7357 San Luis Obispo Oceano. Comment
  SBBG112604  Castilleja minor subsp. spiralis C. B. Hardham 1958-6-20 3706 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  OBI55190  Castilleja minor var. stenantha Greg Frugoli 1997-5-31 92 San Luis Obispo Near a crk in Fraser Cyn, La Panza range, Los Padres NF (hwy 58 burn area) 567 Comment
  CAS-BOT-BC241107  Castilleja mollis Delzie Demaree 1938-8-22 18090 San Luis Obispo P.O. Pismo Beach Comment
  RSA63024  Castilleja mollis L. S. Rose 1950-5-13 50125 San Luis Obispo Oso Flaco Lake region Comment
  CAS-BOT-BC241106  Castilleja mollis Edith A. Purer 1933-7-20 5080 San Luis Obispo Northwest of Guadalupe Comment
  RSA733953  Castilleja parviflora Keith E. Hoffmaster 1935-7-3 681 San Luis Obispo Oceano. Comment
  RSA0029044  Caulanthus anceps Greg Wilvert 2005-3-26 48 San Luis Obispo Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range. 819 Comment
  CAS-BOT-BC38244  Caulanthus anceps Beatrice F. Howitt 1960-4-7 199 San Luis Obispo Along the road, about 1 mile from Cholame. Comment
  UCSB2486  Caulanthus anceps Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Carrizo Plain, 10.5 miles south of Simmler 762 Comment
  UCD164297  Caulanthus californicus Ryan O'Dell 2010-3-10 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain; UTM zone 11, 256782, 3883795. Comment
  UC455717  Caulanthus coulteri var. lemmonii I. J. Condit 1910-3-29 San Luis Obispo Carrizo Plains Comment
  UCD114569  Caulanthus inflatus G. F. Hrusa 1998-3-28 14186 San Luis Obispo San Luis Obispo County: South Coast Ranges. Carrizo Plain Natural Area. Above headwaters of Bitterwater Ck. Hills immed. S of Elkhorn Grade Road. 840 Comment
  OBI45917  Caulanthus inflatus David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19251 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
  OBI66943  Caulanthus lasiophyllus David J. Keil, with Kathleen A. Keil 2001-4-20 29368 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46. Vicinity of 35.71380 deg. ? x 120.26716 deg. W 421 Comment
  OBI14894  Caulanthus lasiophyllus Robert F. Hoover 1950-4-2 7809 San Luis Obispo Panorama Hills Comment
  CAS-BOT-BC39522  Caulanthus lemmonii R. F. Hoover 1950-4-2 7786 San Luis Obispo West branch of Fernandez Creek. Just above La Panza - Creston Road. Comment
  CAS-BOT-BC39540  Caulanthus lemmonii Chester Dudley 1935-4-12 s.n. San Luis Obispo San Miguel. Comment
  OBI79419  Caulanthus lemmonii David J. Keil, with Matt Ritter, Taylor Crow, et al. 2012-3-3 31218 San Luis Obispo Sinton Ranch, south of Highway 58 on unpaved portion of Shell Creek Road 450 Comment
  SBBG104751  Caulanthus lemmonii M. D. Proctor, E. A. Young 1993-5-17 ROB 196 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1927897  Caulanthus lemmonii David Keil, Kathleen Keil 2001-4-20 29360 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58 Comment
  UC1071098  Ceanothus crassifolius B. Bolt 1936-5-13 714 San Luis Obispo 3 mi wnw Cuesta; San Luis Obispo quad, Santa Barbara Nat. For. 670 Comment
  CAS-BOT-BC48982  Ceanothus cuneatus W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Mts. Comment
  UCR134414  Ceanothus cuneatus subsp. cuneatus George K. Helmkamp, E. A. Helmkamp 2001-4-29 6574 San Luis Obispo South Coast Range, Irish Hills, Clark Valley Road, 2.8 miles south of Los Osos Valley Road, east of Los Osos 91 Comment
  CAS-BOT-BC64460  Ceanothus cuneatus subsp. fascicularis D. O. Burge 2007-4-24 DOB 885 b San Luis Obispo Montana de Oro State Park, near Hazard Canyon, ~50 m. w. of Pecho Valley Rd., parking 2.4 road mi. (3.8 km) w. of 100 Comment
  OBI31331  Ceanothus cuneatus var. cuneatus Joy Nishida, Robert Allen 1982-4-10 205 San Luis Obispo American Cyn campground near stream 524 Comment
  UC18286  Ceanothus cuneatus var. cuneatus W. H. Brewer 1861-4-13 440 San Luis Obispo Arroyo Grande Comment
  UCSB3881  Ceanothus cuneatus var. cuneatus Whitehouse, W. 1960-4-10 San Luis Obispo Near pulloff spot near summit of Cuesta Grade, 150 yds down road Comment
  CAS-BOT-BC49120  Ceanothus cuneatus var. ramulosus W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Moutains Comment
  RSA660580  Ceanothus foliosus var. medius Austin P. Griffiths 1987-5-2 18166 San Luis Obispo W end of Cuesta Ridge Botanical Area Comment
  CAS-BOT-BC126834  Ceanothus griseus R. F. Hoover 1960-4-9 8520 San Luis Obispo Mouth of Coon Creek, north-facing slope Comment
  CAS-BOT-BC50023  Ceanothus impressus R. F. Hoover 1948-2-25 7422 San Luis Obispo Oak Park district Comment
  UC570457  Ceanothus impressus William S. Cooper 1933-8-17 33 -120 San Luis Obispo Los Berros Comment
  SBBG120604  Ceanothus impressus var. nipomensis M. Carroll 2007-6-5 San Luis Obispo Tiber Cyn S of Ormonde Rd, ca. 1 mi E of Price Cyn Rd 137 Comment
  UC573604  Ceanothus leucodermis A. D. Gifford 1937-6-3 832 San Luis Obispo 3.1 mi n Pozo; Pozo quad. 502 Comment
  UCSC010726  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Arroyo de la Cruz, Hearst Ranch Comment
  SEINET12210703  Ceanothus maritimus W. Knight, Knight, E. 1982-1 4690 San Luis Obispo From Tilden Botanic Garden, Berkeley. Originally collected from Hearst Rach Comment
  SEINET12210828  Ceanothus maritimus W. Knight, Knight, I. 1982-1 4471 San Luis Obispo From Tilden Botanic Garden, Berkeley. Originally collected at Hearst Rach Comment
  CAS-BOT-BC51586  Ceanothus oliganthus var. sorediatus R. F. Hoover 1953-5-3 8289 San Luis Obispo Lopez Canyon Comment
  SBBG48480  Ceanothus oliganthus var. sorediatus L. W. Edge 1974-6-11 468 San Luis Obispo Santa Rita Cyn Rd Comment
  CAS-BOT-BC51569  Ceanothus oliganthus var. sorediatus Roxana S. Ferris 1929-4-13 7517 San Luis Obispo foot of the Cuesta Grade, northern side Comment
  CAS-BOT-BC51591  Ceanothus oliganthus var. sorediatus R. W. S. s.n. San Luis Obispo nr. Arroyo Grande Comment
  OBI10352  Ceanothus oliganthus var. sorediatus B. A. Smith 1966-4-14 32 San Luis Obispo Cuesta Ridge 1 mi W of hwy 101 Cuesta Summit Comment
  UC1281307  Ceanothus papillosus var. roweanus H. E. McMinn, Evelyn Maino 1931-4-5 94 San Luis Obispo Morro Road Comment
  RSA43122  Ceanothus thyrsiflorus Robert F. Hoover 1947-3-16 6682 San Luis Obispo San Carpoforo Creek, near ocean Comment
  RSA0047730  Centaurea melitensis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6401 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
  OBI66053  Centaurium Greg Wilvert 2006-2-10 538 San Luis Obispo SE Half of the Caliente Range. 0.6 km SW of Padrones Spring 1092 Comment
  UC56402  Centaurium davyi Mrs. R. W. Summers 1885-5-1 San Luis Obispo San Luis Mt. Comment
  RSA0021975  Centaurium exaltatum David J. Keil 1998-7-2 27910 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O Connor Way (2051 O Connor Way, W of San Luis Obispo). Comment
  OBI16306  Centromadia fitchii Ernest C. Twisselmann 1953-9-12 764 San Luis Obispo Plants of the Temblor Range and the Western San joaquin Valley. Carrisa Plains: 1/4 mi N of jctn McKittrick hwy and Bitterwater Rd Comment
  OBI16184  Centromadia parryi subsp. congdonii Robert F. Hoover 1946-8-24 6332 San Luis Obispo Laguna, near SLO Comment
  OBI81403  Centromadia pungens Michael Walgren 2012-9-9 463 San Luis Obispo Growing in a 40 acre rural property in San Miguel between Wellsona RD and San Marcos Rd. west of Hwy 101. 214 Comment
  OBI42376  Cerastium glomeratum David J. Keil 1986-4-8 19133 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI77896  Cerastium glomeratum David J. Keil, with Kathleen A. Keil 2003-3-29 30102 San Luis Obispo Shell Creek area, ca. 0.5 miles north of jubction with Highway 58 Comment
  CAS-BOT-BC388379  Cerastium glomeratum Ernest C. Twisselmann 1969-4-24 15205 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  CAS-BOT-BC388382  Cerastium glomeratum Ernest C. Twisselmann 1955-5-27 2048 San Luis Obispo La Panza Range. Upper Cammatta Canyon 563 Comment
  OBI77916  Ceratophyllum demersum Robert F. Hoover 1964-8-14 9280 San Luis Obispo Oso Flaco Lake Comment
  OBI57352  Ceratophyllum demersum David J. Keil 1998-4-7 26606 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
  OBI10227  Cercocarpus betuloides R. A. Hays 1957-10-12 s.n. San Luis Obispo Cuesta Grade Comment
  RSA215208  Cercocarpus betuloides Mary E. Wall 1933-4-20 20 San Luis Obispo Santa Margarita, at Eldorado School Comment
  CAS-BOT-BC137183  Cercocarpus betuloides var. betuloides R. F. Hoover 1947-3-19 6685 San Luis Obispo Head of Carpenter Canyon n. of Arroyo Grande Comment
  UCD130319  Chaenactis fremontii K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: 9 miles southeast of Simmler. Comment
  UCSB49804  Chaenactis glabriuscula Black, Nan 1968-4-20 San Luis Obispo North side of road on Calif. Hwy. 1, 12.3 miles north of Santa Maria River crossing, Nipoma Mesa 60 Comment
  UC1285396  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-4-12 6905 San Luis Obispo Upper Navajo Creek La Panza Range, Upper Navajo Creek Comment
  CAS-BOT-BC277484  Chaenactis glabriuscula var. glabriuscula David D. Keck; J. Clausen 1935-4-9 3077 San Luis Obispo 3.5 miles west of Shandon 300 Comment
  CAS-BOT-BC277578  Chaenactis glabriuscula var. lanosa R. F. Hoover 1966-3-30 9774 San Luis Obispo Panorama Hills near west base of Crocker Grade Comment
  CAS-BOT-BC277594  Chaenactis glabriuscula var. lanosa David D. Keck 1934-4-26 2809 San Luis Obispo 10 mi. W. of Simmler on road to La Panza Comment
  CAS-BOT-BC277612  Chaenactis glabriuscula var. lanosa Alice Eastwood; John Thomas Howell 1936-5-8 2332 San Luis Obispo 7 miles east of La Panza Comment
  RSA53174  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1955-5-23 12789 San Luis Obispo Huerhuero Creek Road, 3.1 miles E of landing field at Paso Robles Comment
  SD40450  Chaenactis glabriuscula var. lanosa Edith A. Purer 1930-7-20 5100 San Luis Obispo Five miles north of Guadalupe Comment
  RSA607300  Chaenactis glabriuscula var. megacephala D. D. Keck, J. Clausen 1935-4-10 3154 San Luis Obispo 10 miles south of Soda Lake, on Carrizo Plain. 610 Comment
  CAS-BOT-BC279639  Chaenactis stevioides R. F. Hoover 1967-3-27 10298 San Luis Obispo Chalk Mt., Cuyama Valley Comment
  UC1285250  Chaenactis stevioides R. F. Hoover 1952-4-20 8148 San Luis Obispo between San Juan River and Carrizo Plain Comment
  OBI16813  Chaenactis xantiana Robert F. Hoover 1952-5-25 8225 San Luis Obispo Caliente mt Comment
  OBI54193  Chaenactis xantiana David J. Keil, Kathleen Keil 1995-4-15 24882 San Luis Obispo Shell Crk Rd ca 1/2 mi N of jctn with Calif Rte 58 Comment
  SEINET10531286  Chamaecyparis lawsoniana Dunn 1947-12-30 Dunn 3595 San Luis Obispo Plant 35 or more ft tall; N of Life Science Building. University of California at Berkeley campus cultivated plants. Comment
  SJSU3426  Cheilanthes covillei C. W. Sharsmith 1962-4-22 San Luis Obispo Carrizo Rocks on margin of Carrizo Plain c. 4 mi SW of Simmler, eastern San Luis Obispo County. Comment
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Jun 22 2012
  UCR131908  Chenopodium ambrosioides George K. Helmkamp 2003-10-8 8200 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  RSA522598  Chenopodium ambrosioides var. ambrosioides David J. Keil 1977-8-7 12484 San Luis Obispo San Luis Obispo at Laguna Lake. Comment
  OBI79951  Chenopodium berlandieri David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31851 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  OBI22952  Chenopodium macrospermum David J. Keil 1979-10-27 13646 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  SBBG65472  Chenopodium macrospermum R. Hoffmann 1931-5-30 San Luis Obispo Gun Club, Oceano Comment
  SBBG99505  Chenopodium macrospermum C. F. Smith 1961-9-15 6493 San Luis Obispo White Lake, S of Oceano Comment
  UCD98295  Chenopodium missouriense Ernest C. Twisselmann 1960-8-22 5998 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of the county. 670 Comment
  UCR160305  Chenopodium multifidum George K. Helmkamp 2004-5-9 8572 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr. (Calif. Hwy 1), 0.2 mi south of the jct of Halcyon Rd. 61 Comment
  OBI32961  Chenopodium murale David J. Keil 1983-5-22 17076 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI81207  Chlorogalum pomeridianum Zoe Dascalos, Lindsey Ellenburg, Jake Williams, Alexis Martin, Maerill Ceballos 2015-4-24 10 San Luis Obispo Johnson Rach Open Space Comment
  OBI80869  Chlorogalum pomeridianum David J. Keil 1985-6-19 18894 San Luis Obispo Along dirt road west from Clark Valley Rd. ca. 300-400 m South of Blue Heron View Way. Comment
  OBI13074  Chlorogalum pomeridianum var. minus Robert F. Hoover 1965-5-20 9377 San Luis Obispo Santa Lucia Range. Hill W of "Poly Cyn", San Luis Obispo Comment
  OBI58986  Chlorogalum pomeridianum var. minus David J. Keil 1998-7-2 27913 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  CAS-BOT-BC178945  Chorizanthe angustifolia Alice Eastwood; John Thomas Howell 1937-4-23 3881 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC178953  Chorizanthe angustifolia Clare B. Hardham 1962-4-24 9070 San Luis Obispo Baywood Park Comment
  HSC35444  Chorizanthe angustifolia J. D. Ackerman, A. M. Montalvo 1975-6-25 515 San Luis Obispo Baywood Park, S end of Morro Bay, E end of Santa Ysabel Ave. near 16th St. Comment
  OBI11262  Chorizanthe angustifolia Rimo Bacigalupi 1955-5-16 5148 San Luis Obispo 5.7 mi S of Oceano, just S of Black Lake cyn 30 Comment
  RSA63056  Chorizanthe angustifolia L. S. Rose 1950-5-13 50118 San Luis Obispo Oso Flaco Lake region 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
  SBBG118372  Chorizanthe angustifolia D. Wilken with E. Painter, M. Wetherwax 2005-4-26 16227 San Luis Obispo just S of Jack Lake, ca. 0.7 km E of Lettuce Lake 600 Comment
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Aug 25 2020
  SEINET11265253  Chorizanthe angustifolia Lewis S. Rose 1950-5-30 50118 San Luis Obispo Oso Flaco Lake region.; 0 Comment
  SEINET6033053 Image available Chorizanthe angustifolia Russell S. Woglum 1937-5-15 1722 San Luis Obispo Central Coast: Morro Bay Comment
  CAS-BOT-BC178980  Chorizanthe biloba R. F. Hoover 1946-6-16 6166 San Luis Obispo La Panza district, just W of La Panza Ranch Comment
  SBBG14608  Chorizanthe biloba var. biloba E. C. Twisselmann 1962-10-12 7921 San Luis Obispo head of Palo Prieto Crk Comment
  CAS-BOT-BC191791  Chorizanthe breweri R. F. Hoover 1946-6-15 6144 San Luis Obispo Reservoir Canyon Comment
  OBI31704  Chorizanthe breweri Smeltzer, Turnquist 1982-5-7 109 San Luis Obispo NE side of Laguna Lake Comment
  OBI11252  Chorizanthe breweri Robert F. Hoover 1965-5-14 9359 San Luis Obispo Santa Lucia Range. E Fork Corral de Piedra Crk Comment
  CAS-BOT-BC191477  Chorizanthe diffusa R. F. Hoover 1964-7-11 9181 San Luis Obispo 3 mi NW of Nipomo Comment
  CAS-BOT-BC191520  Chorizanthe diffusa Ernest C. Twisselmann 1956-6-1 2887 San Luis Obispo S end of Morro Bay, near Baywood Park 30 Comment
  OBI11239  Chorizanthe diffusa Robert F. Hoover 1969-6-5 11368 San Luis Obispo Oak Park district, Arroyo Grande Comment
  CAS-BOT-BC191239  Chorizanthe douglasii R. F. Hoover 1948-5-2 7502 San Luis Obispo Between San Juan River and Carrizo Plain, W of Simmler Comment
  RSA65187  Chorizanthe membranacea F. Brubaker, M. Stason 1928-5-12 8669 San Luis Obispo Woods near Santa Margarita Comment
  CAS-BOT-BC252708  Chorizanthe obovata R. F. Hoover 1947-5-24 7206 San Luis Obispo Lower Toro Creek N of Pozo Comment
  OBI62663  Chorizanthe obovata LynneDee Althouse, Jason Dart, & Cetis England 2003-5-8 D 214 San Luis Obispo Vachell Tract, Carpenter Cyn rd, Arroyo Grande. The property is approx. 0.6 mi up Carpenter Canyon Road from the intersection with Printz Road. 76 Comment
  CAS-BOT-BC252750  Chorizanthe palmeri R. F. Hoover 1946-6-22 6180 San Luis Obispo California Polytechnic School Range near San Luis Obispo Comment
  CDA22446  Chorizanthe palmeri B. P. Seek 1976-5-26 San Luis Obispo California Polytechnic State University Ranch, San Luis Obispo. 0 Comment
  OBI11201  Chorizanthe palmeri Robert J. Rodin 1954-7-3 5968 San Luis Obispo Reservoir Cyn, 1 mi N of San luis Obispo Comment
  RSA781539  Chorizanthe palmeri Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-7-10 188 San Luis Obispo Montana De Oro State Park. Comment
  UC1601405  Chorizanthe palmeri unknown San Luis Obispo San Luis Obispo Comment
  HSC12717  Chorizanthe palmeri C. E. Fellows 1970-7-7 372 San Luis Obispo Camp San Luis Obispo, 0.25 mi. N of ranges on dry rocky outcrop Comment
  UCD99792  Chorizanthe palmeri R. F. Hoover 1969-6-24 11398 San Luis Obispo San Luis Obispo County: adjacent to Cuesta Park. Comment
  CHSC47090  Chorizanthe staticoides var. staticoides L. P. Janeway 1988-5-24 2693 San Luis Obispo Abpve Middle Br Huerhuero Cr, ca 3 1/2 mi S of Creston. 426 Comment
  RSA782676  Chorizanthe uniaristata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 43 San Luis Obispo close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166. Comment
  SBBG1436  Chorizanthe uniaristata C. B. Hardham 1957-7-20 2471 San Luis Obispo W edge of Carissa Plains, Bill Washburn Ranch Comment
  OBI56359  Cirsium brevistylum Austin P. Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Nipomo Dunes. At NW marshy border of Black Lake Comment
  CAS-BOT-BC100948  Cirsium fontinale var. obispoense Mark A. Elvin; Nic Huber 2006-3-30 4626 San Luis Obispo Central Coastal: San Luis Obispo; N-side of Laguna Lake 61 Comment
  OBI25251  Cirsium fontinale var. obispoense David J. Keil 1977-1 San Luis Obispo Comment
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Mar 9 2017
  OBI81487  Cirsium occidentale Jill M. Bushakra, John Bushakra 2000-5-13 21 San Luis Obispo Los Padres N.F. on Road 29S02 c. 100ft south of intersection with 28S02 near Navajo Campground. Live Oak/ Gray pine woodland. 305 Comment
  OBI81594  Cirsium occidentale Jill M. Bushakra 2001-6-19 124 c San Luis Obispo East end of Santa Ysbel Road in Los Osos. 152 Comment
  OBI81606  Cirsium occidentale Jill M. Bushakra, Jake Martin 2000-5-31 30 San Luis Obispo Los Padres N. F. on Road 29S02 at intersection with 28S02 near Navajo Campground. 305 Comment
  CAS-BOT-BC285470  Cirsium occidentale var. californicum Ernest C. Twisselmann 1954-5-22 1279 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 670 Comment
  UC1561232  Cirsium occidentale var. californicum Barbara Ertter 1989-6-10 8566 San Luis Obispo ca 20 air mi ene of San Luis Obispo (3 1/2 mi from Hwy 58 on rd to Navajo Campground, e side of Black Mt.); La Panza Range, Black Mt. 609 Comment
  OBI81600  Cirsium occidentale var. californicum Jill M. Busharkra, D. Keil 2000-5-2 14 San Luis Obispo Los Padres N.F. Fraser Canyon on road cut along Pozo Rd. c. 3 miles form Pozo Summit. Shale road cut. West side of road cut. 543 Comment
  OBI31974  Cirsium occidentale var. compactum David J. Keil, Melissa Luckow 1981-7-3 14958 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-BC285663  Cirsium occidentale var. occidentale H. M. Pollard 1968-6-7 s.n. San Luis Obispo Near Jack Lake, W. of Union Oil Refinery on Southern Pacific R.R. S. of Oceano Comment
  CAS-BOT-BC280122  Cirsium occidentale var. venustum John Thomas Howell 1933-7-2 11418 San Luis Obispo Paso Robles Comment
  OBI16728  Cirsium occidentale var. venustum Robert F. Hoover 1946-8-18 6303 San Luis Obispo 5 mi W of Pozo Comment
  UC1276268  Cirsium occidentale var. venustum R. F. Hoover 1952-5-16 8309 San Luis Obispo Rock Spring Canyon Temblor Range, Rock Spring Canyon Comment
  OBI17170  Cistus ladanifer Robert F. Hoover 1964-2-3 8631 San Luis Obispo 2 mi S of Berros on Nipomo Mesa Comment
  UCR281189  Clarkia Nathan Moorhatch 2017-5-4 s.n. San Luis Obispo Inner South Coast Range, Cholame Valley area, side of hill on Hwy 46 above Hwy 41 518 Comment
  OBI78436  Clarkia affinis Thomas Burrows 1980-5-17 51 San Luis Obispo Reservoir Cyn 168 Comment
  SBBG117857  Clarkia bottae M. Wetherwax. E. Painter 2003-5-1 SLO 328 San Luis Obispo W of Chorro Crk, N of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  RSA124808  Clarkia bottae Clare B. Hardham 1957-10-1 2490 San Luis Obispo Santa Rosa Creek, near Oceania Mine Road, Santa Lucia Mountains Comment
  RSA25655  Clarkia bottae Carl B. Wolf 1941-7-11 10984 San Luis Obispo Santa Lucia Mountains: along Santa Rosa Creek, 1.3 mile east of Mammoth Rock School on Cambria Templeton Road 183 Comment
  CAS-BOT-BC172059  Clarkia cylindrica subsp. cylindrica R. F. Hoover 1947-5-24 7196 San Luis Obispo Pilitas Creek District Comment
  RSA610405  Clarkia cylindrica subsp. cylindrica R. S. Woglum 1937-5-30 425 San Luis Obispo Inner Coast Ranges: Sierra Madre Mountains, Cuyuma River near Santa Maria [Santa Barbara/San Luis Obispo counties]. Comment
  OBI12113  Clarkia epilobioides Fred Rush Jun-56 102 San Luis Obispo High E slope, Mt SLO Comment
  SBBG118013  Clarkia epilobioides E. Painter, M. Wetherwax, J. Olson 2002-4-23 SLO 237 San Luis Obispo W side of Cerro Romualdo, abandoned rd leading from water tank across E slope; Camp San Luis Obispo 155 Comment
  CAS-BOT-BC164457  Clarkia epilobioides I. J. Condit 1909-5-2 s.n. San Luis Obispo Johnson's Peak Comment
  UCD104809  Clarkia modesta R. F. Hoover 1952-5-11 8198 San Luis Obispo San Luis Obispo County: Navajo Camp, La Panza Range. Comment
  CAS-BOT-BC163344  Clarkia modesta Clare B. Hardham 1958-5-7 3239 San Luis Obispo Bee Rock to Nacimiento Road Comment
  CAS-BOT-BC163933  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1926-5-5 13877 San Luis Obispo Cholame Comment
  CAS-BOT-BC163960  Clarkia purpurea subsp. quadrivulnera Alma Sweet 1919-5-1 s.n. San Luis Obispo Templeton Comment
  OBI73479  Clarkia purpurea subsp. quadrivulnera David J. Keil, with Mike Mattina 2010-5-31 30792 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  RSA0039782  Clarkia purpurea subsp. quadrivulnera LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6439 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
  SBBG118008  Clarkia purpurea subsp. quadrivulnera M. Wetherwax, E. Painter 2003-4-11 CR 426 San Luis Obispo hillside N of San Marcos Rd, just W of jct with Generals Rd; Camp Roberts 259 Comment
  UC56110  Clarkia purpurea subsp. quadrivulnera J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  OBI29884  Clarkia purpurea subsp. quadrivulnera Kristin Bryan and Carol Radike, Carol Radike 1980-6-8 11 San Luis Obispo Ca. 2 mi W of jctn with rd to Cholame on hwy 58, W of Calif Valley Comment
  RSA108209  Clarkia purpurea subsp. quadrivulnera Harlan Lewis, C. Epling 1947-5-2 180 San Luis Obispo Sand dunes N of Guadalupe Comment
  OBI80075  Clarkia speciosa David J. Keil 2000-5-26 28753 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
  JEPS14024  Clarkia speciosa subsp. speciosa Roxana S. Ferris 1955-5-25 12829 San Luis Obispo 7.5 mi e Santa Margarita (on north circuit road); Park Hill District Comment
  SBBG122928  Clarkia speciosa subsp. speciosa B. Ertter 1989-6-10 8562 San Luis Obispo Rd to Navajo Cmpgrd, edge of McGinnis Crk 3.5 mi from Hwy 58, E side of Black Mtn 609 Comment
  UC716283  Clarkia speciosa subsp. speciosa Roxana S. Ferris 1939-6-2 9764 San Luis Obispo about 2 mi ne German Church on road to Adelaida (Willow Creek road); San Lucia Mts. Comment
  RSA653091  Clarkia tembloriensis subsp. tembloriensis F. C. Vasek 1962-5-2 620502 -1 San Luis Obispo San Luis Obispo County: W of N end of Soda Lake, on dirt road .4 miles SW of jct with paved road and 10.1 miles S of jct with 178 which is W of Simmler. 610 Comment
  OBI79741  Clarkia unguiculata David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31598 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  OBI54353  Claytonia exigua George Butterworth 1995-4-4 31 San Luis Obispo Carrizo Plain Natural Area. On NE slope 200 yds down from Windmill Rd Comment
  RSA329557  Claytonia parviflora Gary D. Wallace 1966-4-2 s.n. San Luis Obispo Crocker Grade along Crocker Springs Road 10 miles NW of Taft in the Temblor Range. 976 Comment
  CDA17354  Claytonia parviflora subsp. viridis G. F. Hrusa, G. Wilvert 2005-4-1 16403 San Luis Obispo Carrizo Plain; South end of Caliente foothills, nr. gate at power line maintenance rd. C 792 Comment
  OBI51792  Claytonia perfoliata subsp. perfoliata R. Mike Arens 1994-3-12 15 San Luis Obispo Calif Polytechnic State Univ campus; Poly cyn near Botanical Garden foot bridge 152 Comment
  UC1125972  Clematis lasiantha G. T. Nordstrom 1937-4-26 1110 San Luis Obispo 4.8 mi. s.-s.e. Chimney Rock; Adelaida Quad. Comment
  JEPS55199  Clematis lasiantha Lois Chambers 1934-4-1 San Luis Obispo 7 mi. from Santa Margarita (rd. from Simmler to Santa Margarita); Santa Barbara Nat'l Forest Reserve 457 Comment
  OBI31546  Clematis lasiantha Joy Nishida 1982-6-5 423 San Luis Obispo American Cyn. Rt fork of Branch Crk-Black Mtn Trl, N out of American Cyn campground Comment
  RSA739138  Clematis lasiantha Patricia Wilder 1965-4-10 1864 San Luis Obispo San Anselmo Road, 1.8 miles from El Camino Real on E side of US 101, 1 miles N of Atascadero. 366 Comment
  SBBG117792  Collinsia bartsiifolia var. davidsonii E. Painter. M. Wetherwax, D. Keil, K. Downing, C. Bratt 2000-5-16 CR 71 San Luis Obispo upstream from Twin Bridges; Camp Roberts 175 Comment
  UC1032550  Collinsia heterophylla W. A. Peterson 1937-4-20 722 San Luis Obispo 1 mi sw of mouth of Hay Canyon 487 Comment
  JEPS12705  Collinsia heterophylla Rimo Bacigalupi with G. T. Robbins and R. S. Ferris 1955-5-25 5225 San Luis Obispo 3.3 mi e, along rd along Morano Creek Santa Margarita 304 Comment
  JEPS35338  Collinsia heterophylla R. F. Hoover 1964-6-12 9071 San Luis Obispo near Rocky Butte Fire Lookout Comment
  UC1226816  Collinsia heterophylla Paul J. Hurd and Stage 1962-6-9 62 -21 San Luis Obispo 5.1 mi ne of Santa Margarita Comment
  RSA0042804  Collinsia heterophylla var. heterophylla LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6454 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
  UCR134399  Collinsia heterophylla var. heterophylla George K. Helmkamp, E. A. Helmkamp 2001-4-29 6593 San Luis Obispo Irish Hills, Prefumo Cyn Rd., 2.8 miles west of Los Osos Valley Rd., SW of San Luis Obispo 91 Comment
  JEPS97050  Collinsia sparsiflora var. collina Clare B. Hardham 1960-3-23 5253 San Luis Obispo Hills n of Bee Rock; Santa Lucia Mountains Comment
  RSA141068  Collomia heterophylla Clare B. Hardham 1960-5-5 5610 San Luis Obispo Pine Mountain. Santa Lucia Mountains 762 Comment
  OBI62507  Conicosia pugioniformis Lynne Dee Oyler 1990-6-12 1164 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  OBI73253  Conium maculatum Michael Walgren 2010-9-18 171 San Luis Obispo Estero Bluffs State Park, 1.56 mi W of Cayucos Crk, S of hwy 1, at mouth of San Geronimo Crk Comment
  SBBG5165  Conium maculatum H. and M. Dearing 1939-3-19 3074 San Luis Obispo Oso Flaco Lake Comment
  RSA80353  Conium maculatum F. W. Peirson 1923-6-26 7296 San Luis Obispo South of San Luis Obispo Comment
  CAS-BOT-BC286201  Conyza canadensis Clare B. Hardham 1956-11-12 1520 San Luis Obispo Santa Lucia Mountains. Shores of Atascadero Lake Comment
  OBI53136  Cordylanthus rigidus subsp. rigidus Lynne Dee Oyler 1988-8-15 559 San Luis Obispo Squire Cyn property owned by Ted Ragan Comment
  RSA43202  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1946-8-3 6253 San Luis Obispo Upper Coon Creek, San Luis Range. Comment
  SBBG107664  Cordylanthus rigidus subsp. rigidus C. B. Hardham 1956-8-20 1304 San Luis Obispo Paradise Valley, Atascadero Comment
Read comments
Dec 13 2007
  SBBG93906  Cordylanthus rigidus subsp. rigidus S. A. Junak, T. Ayers 1989-6-28 4099 San Luis Obispo USFS Rd 29S11.3, ca. 0.1 mi W of Pk 2478, 0.7 mi W of E boundary for the Cuesta Ridge Botanical Area, ca. 3.7 mi W of Hwy 101 746 Comment
  UC1285060  Coreopsis bigelovii R. F. Hoover 1965-4-4 9339 San Luis Obispo hill w Shell Creek Comment
  CAS-BOT-BC287068  Coreopsis calliopsidea David D. Keck; J. Clausen 1935-4-9 3090 San Luis Obispo Cholame 460 Comment
  UC1119235  Coreopsis calliopsidea C. M. Belshaw 1936-4-2 1781 San Luis Obispo 4 mi n of Padrones Spring (Carrizo Plain); McKittrick Quadrangle 731 Comment
  CAS-BOT-BC287059  Coreopsis calliopsidea Ernest C. Twisselmann 1953-3-16 557 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselman Ranch, extreme NE corner of the Owens field, E part of county Comment
  UC52340  Coreopsis calliopsidea Mrs. R. W. Summers 1888-4-10 San Luis Obispo mountain top La Panza (La Panza) Comment
  UC564165  Coreopsis calliopsidea Roxana S. Ferris 1935-3-21 9036 San Luis Obispo 3 mi e of Lost Hills (on Paso Robles - Wasco Road; plain); Paso Robles - Wasco Road Comment
  HSC91703  Corethrogyne filaginifolia Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 1 and 2 Comment
  JEPS25260  Corethrogyne filaginifolia G. Thomas Robbins with John Weiler 1959-8-8 4146 San Luis Obispo about 1 1/2 mi se Oso Flaco Lake 15 Comment
  SBBG34950  Corethrogyne filaginifolia Mrs. R. W. Summers 1882-1 San Luis Obispo San Luis Obispo Mtn Comment
  UCD130834  Corethrogyne filaginifolia K. L. Chambers 1966-8-30 2475 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  CAS-BOT-BC101415  Corethrogyne filaginifolia R. F. Hoover 1964-8-13 9207 San Luis Obispo San Bernardo Creek Comment
  RSA660366  Corethrogyne filaginifolia var. filaginifolia Austin P. Griffiths 1980-9-7 s.n. San Luis Obispo SW corner of Beach and 19th St., Oceano 20 Comment
  CAS-BOT-BC209810  Cornus glabrata Ira L. Wiggins 1929-5-21 3708 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  UCSB26470  Cornus sericea Havlik, Neil 1969-5-3 San Luis Obispo Coon Creek Comment
  OBI39722  Cornus sericea subsp. occidentalis David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15964 San Luis Obispo 3.8 mi E of jctn with Santa Rosa Crk rd on dirt road leading up Cypress mtn along Steiner crk. Comment
  OBI78884  Cortaderia jubata David J. Keil 2013-9-3 32005 San Luis Obispo Morro Bay State Park, Park Ridge. 72 Comment
  RSA0029634  Cotoneaster lacteus D. R. Miller 2013-1-28 113 -1034 San Luis Obispo Along Hwy. 1 inland shoulder about 300 m south of Moonstone Beach Drive. 50 Comment
  OBI34396  Cotula australis David J. Keil, Kathy Jones 1982-4-4 15836 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  SBBG104593  Cotula coronopifolia M. D. Proctor, E. A. Young 1993-3-20 ROB 275 San Luis Obispo ca. 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI38480  Cotula coronopifolia Eric Wise 1981-6-26 676 San Luis Obispo Villa Crk reservoir, hwy 1 N of Cayucos Comment
  OBI70179  Crassula aquatica David J. Keil 1991-5-18 21541 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  UC2027099  Crassula connata Greg Wilvert 2005-4-5 124 -1 San Luis Obispo Southeast Half of Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road Comment
  CAS-BOT-BC427824  Crassula connata Ernest C. Twisselmann 1963-4-24 8101 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, near the summit 579 Comment
  OBI55356  Crassula tillaea David J. Keil 1998-5-6 27072 San Luis Obispo Atascadero. Traffic Way and San Benito intersection just E of Hwy between hwy and railroad tracks. 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
  OBI3907  Crocanthemum scoparium Patricia Wiese 1971-5-31 74 San Luis Obispo Fuelbreak in Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  CAS-BOT-BC299723  Crocidium Clare B. Hardham 1964-2-8 11001 San Luis Obispo The Bear Trap, headwaters of the San Juan R. Comment
  OBI14417  Croton californicus Robert F. Hoover 1966-9-21 10073 San Luis Obispo 1 mi S of Edna on Price cyn rd to Pismo Beach Comment
  SBBG95386  Croton californicus C. Zeeb 1984-1-28 21 San Luis Obispo Morro Bay Kangaroo Rat Reserve in Los Osos Comment
  OBI28737  Croton californicus Melinda Doud 1976-5-30 92 San Luis Obispo In uncultivated field, Los Osos 5 Comment
  SBBG94407  Croton setiger J. M. Vanderwier 1979-8-3 179 San Luis Obispo Indian Knob tar sands Comment
  UCSC004739  Cryptantha Randall Morgan 2006-5-21 4607 San Luis Obispo Laguna Lake Park Comment
  UCD118998  Cryptantha barbigera K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI83665  Cryptantha clevelandii Christina Leedham, Caroline Vielhaur, Daniel Gonzalez, Natasha Beepath, Riley Lait, Keaton Riordan 2017-4-28 5 San Luis Obispo Up the path past Oso Flaco Lake boardwalk, north of the trail. 5 Comment
  SD131904  Cryptantha clevelandii var. florosa Barbara Ertter 1987-4-11 6849 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca. 7 airmiles north of San Simeon, top of north-facing slope, ca. 1 mile from Highway 1 60 Comment
  SD17524  Cryptantha clevelandii var. florosa Edith A. Purer 1933-7-20 5092 San Luis Obispo 5 miles north of Guadalupe Comment
  UC2027125  Cryptantha flaccida Greg Wilvert 2005-4-2 93 San Luis Obispo Southeast Half of Caliente Range: 100 m SW of Wells Spring Comment
  OBI32657  Cryptantha microstachys David J. Keil 1982-5-2 15898 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero rd with Calif Rte 58 and S on dirt rd Comment
  OBI20784  Cryptantha muricata Robert F. Hoover 1947-4-12 6895 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  OBI3702  Cupaniopsis anacardioides Mary Kidd 1971-8-26 204 San Luis Obispo At the S end of the english bldg, campus, Calif State Polytechnic College Comment
  UCR14481  Cupressus macrocarpa George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, Baywood Park 30 Comment
  UCR152705  Cupressus sargentii L. C. Wheeler 1960-9-11 7789 San Luis Obispo Central Western/Outer S Coastal Ranges, Santa Lucia Mountains: Summit of Cypress Mountain Comment
  CAS-BOT-BC80872  Cupressus sargentii C. B. Wolf 1934-11-3 6217 San Luis Obispo Santa Lucia Mts., main ridge of Cypress Mt., 3 mi. N.W. of Mora Bros. Ranch on Cambria-Paso Robles Road 868 Comment
  OBI79737  Cuscuta californica David J. Keil, with Meg Perry 2012-3-20 31231 -1 San Luis Obispo Carrizo Plain. Low hills southwest of Carissa Plains Elementary School 670 Comment
  OBI57734  Cuscuta occidentalis David J. Keil, with Kathleen A. Keil 1998-5-29 27539 San Luis Obispo Serpentine hills S of Bishop Peak at 2051 O'Connor Way. W of San Luis Obispo. Comment
  OBI75764  Cuscuta subinclusa D. R. Miller 2011-8-11 811 .984 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Near spring area, along fence line at Cline cabin, Tobacco crk drainage 488 Comment
  CAS-BOT-BC287321  Cynara cardunculus R. F. Hoover 1964-6-9 9005 San Luis Obispo On and near Fredericks Street Comment
  OBI33299  Cynara cardunculus subsp. cardunculus Cheryl Boatman 1965-5-26 10 San Luis Obispo Growing native in S San Luis Obispo 63 Comment
  RSA97053  Cynara cardunculus subsp. cardunculus J. T. Howell 1952-10-20 28856 San Luis Obispo 5 miles south of San Luis Obispo. Comment
  LA211598  Cynodon dactylon Mark A. Elvin; Jason Storlie 2014-10-10 7723 San Luis Obispo SANTA MARIA RIVER VALLEY, Guandalupe Dunes, Guandalipe-Nipomo Dunes National Wildlife Refuge, Main Gate at Beige Road and Oso Flaco Lake Road. 11.0 Comment
  OBI6604  Cynodon dactylon Richard Langevin 1970-5-17 112 San Luis Obispo Cal Poly campus- O.H. Unit 104 Comment
  SEINET4565885  Cynodon dactylon Mrs. R. W. Summers Unknown s.n. San Luis Obispo San Luis Obispo Comment
  UC455980  Cynoglossum grande I. J. Condit 1909-3-20 San Luis Obispo Santa Margarita Comment
  SBBG110040  Cyperus C. B. Hardham 1958-9-6 3592 San Luis Obispo Santa Rosa Crk, Cambria Comment
  UC2013171  Cyperus alternifolius David Keil 1979-7-1 13109 San Luis Obispo San Luis Range, lower Prefumo Canyon. Comment
  OBI17021  Cyperus eragrostis Ed Zimmerman 1962-2-18 9 San Luis Obispo Cal Poly, Poly Cyn Comment
  UCR134427  Cyperus involucratus George K. Helmkamp 2003-9-19 8149 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  CAS-BOT-BC189823  Dactylis glomerata Ernest C. Twisselmann 1956-6-26 3019 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch. 670 Comment
  UCD107686  Datisca glomerata G. F. Hrusa 1987-6-15 5424 San Luis Obispo San Luis Obispo County: Above 2nd Fall, Big Falls Canyon above Lopez Cyn. Comment
  OBI31065  Daucus pusillus Julie M. Vanderwier 1979-5-4 157 San Luis Obispo Indian Knob Tar Sand Comment
  CAS-BOT-BC299186  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1947-5-25 7225 San Luis Obispo Coast directly west of Cambria Comment
  CAS-BOT-BC299187  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1947-8-9 7362 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  CAS-BOT-BC293912  Deinandra fasciculata R. F. Hoover 1969-8-15 11547 San Luis Obispo Turri Ranch Road near estuary of Osos Creek Comment
  SBBG40550  Deinandra fasciculata R. F. Hoover 1969-8-15 11547 San Luis Obispo Rutti Ranch Rd near estuary of Osos Crk Comment
  UC1392766  Deinandra fasciculata R. F. Hoover 1969-8-1 11513 San Luis Obispo just s Cambria (near Perry Creek summit) Comment
  CAS-BOT-BC130987  Deinandra halliana Ernest C. Twisselmann 1963-5-4 8122 San Luis Obispo Cholame Valley: Junction of Highways 41 and 466, 1.5 mile east of Cholame 365 Comment
  CAS-BOT-BC123542  Deinandra increscens subsp. foliosa Robert Francis Hoover 1946-9-15 6404 San Luis Obispo Pozo Comment
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Jan 10 2021
  CHSC85467  Deinandra increscens subsp. increscens G. F. Hrusa 1998-7-21 14746 San Luis Obispo South Coast Ranges. On roadside. Price Canyon Rd. 2 mi. SW of intersection with Hwy 227 at Edna. 95 Comment
  JEPS25255  Deinandra increscens subsp. increscens G. Thomas Robbins with John Weiler 1959-8-7 4139 San Luis Obispo 1.8 mi n Arroyo de la Cruz (w of State Highway 1, 5.6 mi s of Monterey County line) 15 Comment
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Sep 10 2011
  UC1285432  Deinandra increscens subsp. increscens R. F. Hoover 1964-8-13 9208 San Luis Obispo San Bernardo Creek Comment
  CAS-BOT-BC299953  Deinandra kelloggii R. F. Hoover 1949-5-1 7642 San Luis Obispo Summit of Cottonwood Pass Comment
  CHSC44050  Deinandra pentactis L. P. Janeway 1988-6-11 2750 San Luis Obispo Along Creston Rd (hwy 229) 0.7 mi N of Calf Canyon Rd (hwy 58). 426 Comment
  CAS-BOT-BC292042  Deinandra pentactis David D. Keck 1933-10-9 2550 San Luis Obispo Paso Robles, south city limits Comment
  OBI77537  Delairea odorata Melody Dickens 1980-9-18 48 San Luis Obispo Morro rock, Morro Bay, N face Comment
  SD240900  Delairea odorata A. C. Sanders 2011-2-21 38721 San Luis Obispo Central Coast: Cambria, along Burton Drive, down canyon from intersection with Eaton Road, to the edge of the East Village at the creek crossing (Cambria 7.5'Q) 43 Comment
  UC454008  Delphinium I. J. Condit 1911-6-13 San Luis Obispo Cambria road Santa Rosa Creek Comment
  RSA140044  Delphinium californicum Clare B. Hardham 5840 San Luis Obispo W of Templeton Comment
  OBI10654  Delphinium cardinale Robert F. Hoover 1948-6-30 7553 San Luis Obispo Paso Robles, 2 mi W of hwy 101 on Pacific St Comment
  OBI64455  Delphinium gypsophilum David J. Keil 2001-5-10 29440 San Luis Obispo Bitterwater Road, 12.3 road miles north from Highway 58 Comment
  OBI10605  Delphinium gypsophilum Robert F. Hoover 1969-5-20 11320 San Luis Obispo Upper Las Tablas Crk Comment
  POM280728  Delphinium gypsophilum subsp. gypsophilum Henry J. Ramsey, Henry J. Ramsey 1940-4-30 s.n. San Luis Obispo North of McKittrick Comment
  CAS-BOT-BC7992  Delphinium parishii subsp. parishii R. F. Hoover 1968-4-17 11064 San Luis Obispo North Side of Soda Lake, Carrizo Plain. Comment
  UC1126024  Delphinium parryi P. L. Johannsen 1937-5-4 1098 San Luis Obispo 7 mi nw Painted Rock Ranch (Plot 195); McKittrick Quadrangle Comment
  LA38294  Delphinium parryi subsp. blochmaniae Lewis; Epling 504 San Luis Obispo Sand dunes, Nipomo-Guadalupe road Comment
  RSA149675  Delphinium parryi subsp. blochmaniae C. Epling, H. Lewis 1945-4-23 33 San Luis Obispo West of Nipomo Comment
  OBI10664  Delphinium parryi subsp. eastwoodiae Robert F. Hoover 1947-2-24 6623 San Luis Obispo First ridge west of Cerro Romauldo 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
  OBI67033  Delphinium parryi subsp. parryi David J. Keil, with V. L. Holland 2001-5-24 29493 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  CAS-BOT-BC116362  Delphinium parryi subsp. parryi H. D. Ripley; R. C. Barneby 1941-4-27 3288 San Luis Obispo Painted Rocks, Carrizo Plain 853 Comment
  OBI10620  Delphinium parryi subsp. parryi Robert F. Hoover 1949-5-22 7721 San Luis Obispo 12 mi E of Creston on La Panz Rd Comment
  OBI10626  Delphinium parryi subsp. parryi Robert F. Hoover 1949-5-15 7699 San Luis Obispo 14 mi E of Creston on La Panza Rd Comment
  OBI58596  Delphinium parryi subsp. parryi David J. Keil 1998-6-8 27701 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  SBBG87645  Delphinium parryi subsp. purpureum C. F. Smith 1950-4-28 2688 San Luis Obispo grade near Syncline Hill Comment
  SBBG48628  Delphinium recurvatum L. S. Matlovsky 1974-4-5 DM 1889 -28 San Luis Obispo S end of Soda Lake, Carrizo Plain Comment
  CAS-BOT-BC17026  Delphinium umbraculorum H. Lewis; C. Epling 1947-5-2 691 San Luis Obispo 3.7-4 miles south of Klau Comment
  RSA151049  Delphinium variegatum Benjamin Cobb 91 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC7877  Delphinium variegatum Clare B. Hardham 1961-5-17 7068 San Luis Obispo 2.4 miles west of Ocean View Mine, Santa Lucia Mountains 914 Comment
  SBBG119659  Dendromecon rigida J. Olson 2000-7-24 San Luis Obispo ca. 0.1 mi below area known as "grand cyn", on rd to Primera Mine; Camp San Luis Obispo Comment
  CDA31660  Deschampsia danthonioides Lehman 1946-4-1 San Luis Obispo San Luis Obispo 0 Comment
  OBI59208  Deschampsia danthonioides Michael Curto 2001-5-31 29521 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  UC2027487  Deschampsia danthonioides Greg Wilvert 2005-4-5 127 San Luis Obispo Southeast Half of the Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road. Comment
  CAS-BOT-BC201839  Deschampsia elongata John Thomas Howell 1964-6-30 40870 San Luis Obispo Cambria Comment
  UCD63322  Deschampsia elongata Beecher Crampton 1964-5-20 7006 San Luis Obispo San Luis Obispo Co.: Ca. 11 miles NW of Templeton, Klau Mine area. Comment
  SBBG109575  Deschampsia elongata C. B. Hardham 1960-6-1 6003 San Luis Obispo Sargent Cypress Grove, Burnett Crk Comment
  OBI15115  Descurainia pinnata Dieter H. Wilken 1965-3-27 132 San Luis Obispo Crocker Grade, W slope of the Temblor Range 914 Comment
  UCR140386  Dichelostemma capitatum George K. Helmkamp 2004-3-15 8374 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  UC1953308  Dichelostemma capitatum subsp. capitatum Anthony Baniaga with Daniel Chavez 2010-3-14 48 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI32072  Dichondra donelliana David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14443 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI56369  Dichondra donelliana David J. Keil, with Kathleen A. Keil 1999-7-8 28375 San Luis Obispo William Randolph Hearst Memorial State Beach, San Simeon. Comment
  CAS-BOT-BC209091  Digitaria sanguinalis R. F. Hoover 1964-9-16 9306 San Luis Obispo Cal Poly Campus Comment
  CAS-BOT-BC152494  Diplacus aurantiacus Clare B. Hardham 1956-6-15 923 San Luis Obispo York Mt. - Santa Lucia Mountains Comment
  SEINET223405  Diplacus fremontii B. Ertter, Jeffrey Strachan 1980-1 4302 San Luis Obispo S side Hwy 58, 0.6 mi E of San Juan Cr, Syncline Hill grade W of Carrizo Plain 549 Comment
  CAS-BOT-BC150710  Diplacus longiflorus Alice Eastwood 1928-5-17 15143 San Luis Obispo Along new road to Pozo Comment
  UC1120026  Dipsacus sativus G. T. Nordstrom 1937-6-10 1329 San Luis Obispo 1.85 mi sw of Asuncion School 304 Comment
  OBI22319  Distichlis spicata Robert F. Hoover 1965-9-19 9627 San Luis Obispo Carrizo Plain, on W side of Soda Lake Comment
  OBI8532  Distichlis spicata Craig Woods 1978-1-22 1 San Luis Obispo Belmont Trl, 1/4 mi E of Sim. Soda lake San Diego Cr rd; 3 mi N of Soda Lake 594 Comment
  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
  OBI31358  Dodecatheon clevelandii Joy Nishida, Robert Allen 1982-4-10 236 San Luis Obispo American Cyn campground 524 Comment
  POM203691  Dodecatheon clevelandii subsp. insulare I. L. Wiggins 1932-3-24 5845 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles. Comment
  UC75580  Dodecatheon clevelandii subsp. insulare Rev. R. W. Summers 1881-5-17 2165 San Luis Obispo lowest slope San Luis Mt. San Luis Mt., lowest slope Comment
  UCR161352  Dodecatheon clevelandii subsp. insulare George K. Helmkamp, E. A. Helmkamp 2005-3-8 9069 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 Comment
  OBI72336  Draba verna Anthony Baniaga 2010-2-5 24 San Luis Obispo Tierra Redonda Mtn BLM ACEC; along Oak Shores Rd 311 Comment
  OBI35252  Drosanthemum floribundum H. E. Jones 1981-5-18 26 San Luis Obispo Point Piedras Blancas Comment
  OBI10107  Drymocallis glandulosa F. Rush 1956-1 75 San Luis Obispo Mt. SLO Comment
  CAS-BOT-BC70971  Dryopteris arguta M. M. Miles 1883-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  UC42174  Dryopteris arguta W. H. Brewer 1860-11-25 16 San Luis Obispo San Luis Obispo Comment
  OBI64844  Dudleya abramsii subsp. bettinae David J. Keil 2001-5-3 29408 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus Comment
  UC933236  Dudleya abramsii subsp. murina Peter Kamb 1950-5-12 1619 San Luis Obispo Cerro San Luis Obispo Comment
  OBI58035  Dudleya abramsii subsp. murina David J. Keil, with V. L. Holland 1992-5-28 23149 San Luis Obispo San Luis Obispo. West side of Broad Street (Hwy 227) between Hopkins Lane and Rockview Place. Comment
  SD56891  Dudleya abramsii subsp. murina E. R. Blakley 1958-9-22 2469 San Luis Obispo East fork of Chorro Creek near Goldtree siding of the Southern Pacific Railroad. 120 Comment
  UC1392731  Dudleya abramsii subsp. murina R. F. Hoover 1969-6-24 11396 San Luis Obispo adjacent Cuesta Park; San Louis Obispo Comment
  OBI4161  Dudleya caespitosa Julie R. Potter 1969-6-29 54 San Luis Obispo Morro Bay State Park Comment
  CAS-BOT-BC410890  Dudleya caespitosa Clare B. Hardham 1957-6-15 835 San Luis Obispo Santa Lucia Mountains; Atascadero Ranch Comment
  OBI21634  Dudleya lanceolata David J. Keil 1979-7-1 13131 San Luis Obispo Ridge between Prefumo and See Cyn, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  OBI77988  Dudleya lanceolata Arthur W. Hazebrook 1992-7-7 115 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes Comment
  SBBG93821  Dudleya lanceolata S. A. Junak 1990-7-12 4359 San Luis Obispo near W end of Cuesta Ridge Botanical Area, just W of first high voltage tower on E side of W Cuesta Ridge Rd, ca. 5.9 mi W of Hwy 101 722 Comment
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May 13 2013
  UCD101921  Dudleya lanceolata G. F. Hrusa; D. Ragan 1995-6-20 12381 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area, near summit of Mt. Lowe. 750 Comment
  SEINET3929350  Dudleya pulverulenta David Keil 1998-8-26 28044 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, 2 miles SE of rock Front Ranch, N of Hwy 166.; 0 Comment
  UC1118023  Eastwoodia elegans A. E. Wieslander 1938-5-9 759 San Luis Obispo Cuyama Valley Santa Ynez, Cuyama Valley 762 Comment
  OBI45897  Eastwoodia elegans David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19291 San Luis Obispo SW flank of Temblor Range. 0.7 mi NE of Elkhorn rd on unnamed powerline corridor road 777 Comment
  RSA129856  Eastwoodia elegans P. L. Johannsen 1937-5-26 1155 San Luis Obispo 4.5 miles southeast of Chimeneas Ranch. 793 Comment
  OBI69820  Echinochloa crus-galli D. R. Miller 1993-7-15 793 -33 San Luis Obispo Pine Mt Region. in yard area of Property Comment
  OBI43361  Echinochloa crus-galli Eric Wise 1981-9-29 1242 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  OBI6478  Echinodorus berteroi Shirley Sparling 1970-10-1 1373 San Luis Obispo Along the edge of a pond just N of the airport on the campus of Calif Poltechnic College, San Luis Obispo Comment
  CAS-BOT-BC113426  Eleocharis bella Ernest C. Twisselmann 1969-4-28 15217 San Luis Obispo Estrella Plains: Hwy 46, 1.5 mi E of Paso Robles. 205 Comment
  OBI28961  Eleocharis macrostachya David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14568 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  UC1100580  Eleocharis macrostachya Malcolm A. Nobs, S. Galen Smith 1949-6-24 867 San Luis Obispo 1 mi W of Atascadero (Atascadero Lake) Comment
  CAS-BOT-BC112941  Eleocharis macrostachya R. F. Hoover 1965-7-9 9145 San Luis Obispo 5 mi W of Pozo (Salispuedes Creek). In stream bed Comment
  OBI35153  Eleocharis macrostachya Eric Wise 1981-6-26 701 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. In crk near Piedras Blancas Motel. 9.7 mi S of Monterey Border, on hwy 1 Comment
  OBI58898  Eleocharis macrostachya David J. Keil 1998-5-6 27100 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
  OBI35121  Eleocharis montevidensis Eric Wise 1983-10-16 1817 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Ortega Spring. 1 mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieta Cyn. 2 coll: one at Spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI51826  Eleocharis pachycarpa D. R. Miller 1992-7-14 792 1 B San Luis Obispo Around pond fringes at Cole Ranch; Pine Mtn region. Santa Lucis Mts 732 Comment
  OBI79679  Eleocharis parishii David J. Keil, Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, Taylor Crow 2013-5-2 31652 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Comment
  SBBG47372  Eleocharis parishii J. Copeland 1973-9-8 1014 San Luis Obispo stream E of Hwy 229, 4.3 mi S of jct of Hwy 229 and 41 Comment
  OBI66571  Elodea canadensis D. R. Miller 1997-8-3 897 -677 San Luis Obispo Pine Mt Region. At Cat Fish Pond, near Monterey County line 600 Comment
  UC455167  Elymus glaucus I. J. Condit 1910-6-2 San Luis Obispo C.P.S. grounds San Luis Obispo Comment
  RSA769857  Elymus glaucus subsp. glaucus Anthony Baniaga, Theo Fitanides 2010-5-2 167 San Luis Obispo Tierra Redonda Mountain wash area collecting sediment from two canyons. 317 Comment
  CAS-BOT-BC203678  Elymus glaucus subsp. glaucus Ernest C. Twisselmann 1953-5-19 61 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, 6 miles south of Cholame. (Buck Pasture: west fault scarp) 670 Comment
  UCD62344  Elymus glaucus subsp. glaucus Beecher Crampton 1964-5-20 7001 San Luis Obispo San Luis Obispo Co.: Ca. 8.5 miles n.w. Templeton, Willow Valley Road. Comment
  OBI21764  Elymus mollis Robert F. Hoover 1947-2-19 6617 San Luis Obispo N end of Morro Bay Comment
  SEINET239944  Elymus multisetus David Keil 1979-7-1 13141 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  OBI21754  Elymus multisetus Robert F. Hoover 1953-5-17 8312 San Luis Obispo "Skunk Well" cyn near Marianas Ranch, Temblor Range (name of locality from Eben McMillan) Comment
  OBI65157  Elymus triticoides Greg Wilvert 2005-5-28 442 San Luis Obispo SE half of the Caliente Range. N end of Padrones Cyn 898 Comment
  OBI66628  Elymus triticoides David J. Keil 1998-10-9 28185 San Luis Obispo Elkhorn Plain, Elkhorn Road at Kern Co. line. Comment
  UC55304  Emmenanthe penduliflora J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  OBI56892  Emmenanthe penduliflora Jennifer Stone 1986-5-2 s.n. San Luis Obispo Cuesta Ridge E in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for fire successional thesis study, Soils Science Dept, Calif Poly State Univ. Weather station Comment
  SBBG28538  Enemion occidentale I. L. Wiggins 1932-3-24 San Luis Obispo near Adelaida, W of Paso Robles Comment
  UCD133049  Ephedra californica Scott Horiuchi; Kelly Robinson 1996-4-27 16 San Luis Obispo San Luis Obispo County: Carrizo Plain natural area, 18 mi from junction of Soda Lake Rd. and Hwy. 166/33, on Soda Lake Rd. Comment
  OBI80905  Ephedra viridis G. F. Hrusa 2005-4-1 16411 San Luis Obispo w and above Lawson Spring. West end of Padrone Canyon Rd. 853 Comment
  OBI57034  Ephedra viridis David J. Keil 1998-5-20 27360 San Luis Obispo 20 mi E of jctn with Tepusquet Cyn rd on hwy 166 Comment
  OBI12063  Epilobium brachycarpum Robert F. Hoover 1966-9-16 10021 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI58323  Epilobium campestre David J. Keil 1998-6-8 27734 San Luis Obispo Hwy 58, 3 road miles NNW of junction with Red Hill Rd. Comment
  OBI65191  Epilobium canum subsp. canum Greg Wilvert 2005-6-29 494 San Luis Obispo SE Half of Caliente Range. Semper Spring 888 Comment
  RSA586523  Epilobium canum subsp. canum F. L. Johnson, N. A. McCarty 1993-10-14 ROB 0715 San Luis Obispo Camp Roberts: Chorro Creek in cantonment area Comment
  IRVC29053  Epilobium ciliatum subsp. watsonii G. K. Helmkamp 2003-10-8 8196 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 Comment
  OBI12053  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1947-7-26 7333 San Luis Obispo Near Piedras Blancas Point (just N of); about 1/2 mi from ocean Comment
  OBI37155  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-29 839 San Luis Obispo Twin Lake of Dune lakes Comment
  RSA0023301  Epilobium pygmaeum Greg Wilvert 2005-5-31 455 San Luis Obispo Southeast half of the Caliente Range. Along Pipeline Road 927 Comment
  RSA166331  Epilobium pygmaeum D. M. Moore 1960-7-2 175 San Luis Obispo San Luis Obispo County: Palo Prieta Canyon Comment
  OBI35076  Equisetum arvense Eric Wise 1981-6-26 713 San Luis Obispo Arroyo Laguna. 15.2 mi. S. of Monterey Border. Comment
  CAS-BOT-BC57450  Equisetum laevigatum R. F. Hoover 1949-5-19 7715 San Luis Obispo Forks of San Simeon Creek Comment
  UC1296383  Equisetum laevigatum R. F. Hoover 1949-5-19 7715 San Luis Obispo forks of San Simeon Creek Comment
  UC1296384  Equisetum laevigatum R. F. Hoover 1952-4-19 8116 San Luis Obispo Alamo Creek near confluence with Cuyama River Comment
  OBI33706  Equisetum telmateia Melissa Luckow, Jerry Rendon 1980-5-20 45 San Luis Obispo Poly Canyon, streamside under bridge 100 yds. south from the end of the road. Comment
  UCR16314  Equisetum telmateia subsp. braunii Art Whistler 1967-4-8 670408- 80 San Luis Obispo Between Oso Flaco Lake & State Hwy 1, in roadside ditch Comment
  UC454364  Equisetum telmateia subsp. braunii I. J. Condit 1908-1-22 San Luis Obispo C. P. S. Canyon Comment
Read comments
Nov 20 2010
  RSA602018  Equisetum telmateia var. braunii L. C. Wheeler 1964-6-22 8508 San Luis Obispo Old Creek: Santa Rita Road.. . Comment
  SJSU3365  Eremalche parryi C. W. Sharsmith 1962-4-20 6793 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  OBI58351  Eremalche parryi subsp. parryi David J. Keil 1998-6-5 27655 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain (35 deg. 02.105' N x 119 deg. 50.065' W) 701 Comment
  UC455462  Eriastrum densifolium subsp. densifolium I. J. Condit 1909-9-6 San Luis Obispo Oceano; sand hills Comment
  CAS-BOT-BC187957  Eriastrum luteum Clare B. Hardham 1956-6-16 991 San Luis Obispo Chimney Rock Ranch, San Marcos Creek Comment
  CAS-BOT-BC187965  Eriastrum luteum Ernest C. Twisselmann 1967-7-8 13543 San Luis Obispo N spur of Black Mountain 670 Comment
  JEPS69086  Eriastrum luteum J. G. Lemmon June 1878 San Luis Obispo mts. n San Luis Obispo Comment
  UC1123852  Eriastrum pluriflorum T. M. Hendrix 1939-5-21 1051 San Luis Obispo 2.2 mi sse Carrizo Ranch (Plot 124); Branch Mt. Quadrangle Comment
  SBBG103517  Eriastrum pluriflorum C. F. Smith 1993-6-2 12460 San Luis Obispo rd to crest of Caliente Range, 2.7 mi from Russell Ranch gate in lower Cuyama Valley oilfield 304 Comment
  CAS-BOT-BC514844  Eriastrum pluriflorum subsp. pluriflorum Ira L. Wiggins 1929-5-24 3744 San Luis Obispo Grade near rock crusher above Shandon Comment
  OBI11554  Eriastrum pluriflorum subsp. pluriflorum Lonnie Belden 1965-7-21 San Luis Obispo Caliente mt., 1/4 mile NW of lookout. Comment
  UC1285041  Ericameria arborescens R. F. Hoover 1946-8-17 6295 San Luis Obispo 5 mi above County Park (upper Arroyo Grande); Arroyo Grande Comment
  OBI16583  Ericameria cuneata var. spathulata Robert F. Hoover 1963-10-26 8597 San Luis Obispo Trail to Machesna Mt. , La Panza Range Comment
  CAS-BOT-BC291295  Ericameria ericoides R. F. Hoover 1966-9-21 10074 San Luis Obispo 1 mile south of Edna on Price Canyon Road to Pismo Beach Comment
  RSA344382  Ericameria ericoides C. F. Smith 1974-10-4 10774 San Luis Obispo Along Hwy 166 near Alamo Creek. Comment
  UC216871  Ericameria ericoides H. M. Hall 1919-10-16 San Luis Obispo Oceano Oceano (inner dunes) Comment
  RSA8317  Ericameria linearifolia I. L. Wiggins 1932-3-21 5797 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  CAS-BOT-BC292331  Ericameria linearifolia W. R. Dudley 1893-12-28 s.n. San Luis Obispo Near Port Hartford Comment
  CAS-BOT-BC299083  Ericameria nauseosa var. hololeuca John Thomas Howell 1973-11-2 50315 San Luis Obispo Plain of Upper Cuyama Valley, 1 mile W of Kern County line 792 Comment
  CAS-BOT-BC293652  Erigeron blochmaniae R. F. Hoover 1946-7-24 6245 San Luis Obispo South end of Morro Bay Comment
  OBI6135  Erigeron blochmaniae D. Waive Stager 1972-7-17 5 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI38206  Erigeron bonariensis Eric Wise 1981-9-17 1175 San Luis Obispo Berquist ranch rd. 12.8 mi N of hwy 58 on Shell Crk rd Comment
  CAS-BOT-BC300054  Erigeron philadelphicus Clare B. Hardham 1963-7-3 10900 San Luis Obispo Santa Lucia Mountains. Waterdog Cr. 609 Comment
  CDA11472  Erigeron philadelphicus G. F. Hrusa 1995-5-28 12237 San Luis Obispo Black Butte Research Natural Area. SE base of Peak 3. Comment
  POM30202  Erigeron philadelphicus Marcus E. Jones 1882-5-9 3246 San Luis Obispo San Luis Obispo. Comment
  UC455837  Erigeron philadelphicus var. philadelphicus unknown 59 San Luis Obispo Osos Valley Comment
  CAS-BOT-BC216059  Eriodictyon altissimum R. F. Hoover 1966-5-17 9862 San Luis Obispo Indian Knob Ridge Comment
  CAS-BOT-BC376118  Eriodictyon altissimum Marck Menke; David Keil 2002-3-26 130 San Luis Obispo Less than 1 km. west of Indian Knob summit Comment
  OBI66989  Eriodictyon californicum David J. Keil 2000-6-28 28829 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  UCD119337  Eriodictyon tomentosum Mrs. B. S. MacLean 1932-7-1 3 San Luis Obispo San Luis Obispo County: La Panza. Comment
  OBI13955  Eriodictyon tomentosum Robert F. Hoover 1947-5-24 7194 San Luis Obispo Pilitas Crk district Comment
  UC159219  Eriodictyon traskiae I. J. Condit 1908-5-31 21 San Luis Obispo Santa Lucia Mts. 792 Comment
  UCD147278  Eriogonum angulosum Joseph Stewart; T. Keeler-Wolf 2010-4-8 CARR 1048 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 880 Comment
  UCD77648  Eriogonum angulosum Robert E. Preston 1998-6-16 1134 San Luis Obispo ca. 1.2 mi W of Shell Creek, ca. 0.25 mi N of Hwy 58 472 Comment
  UCD99671  Eriogonum angulosum K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI25493  Eriogonum baileyi var. baileyi Malcolm G. McLeod, Dirk R. Walters 1979-8-15 1346 San Luis Obispo Collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan Crks with State Hwy 58 Comment
  SBBG117477  Eriogonum elegans E. Painter, M. Wetherwax 2002-9-4 CR 361 San Luis Obispo Sulphur Spring Crk Cyn; Camp Roberts 260 Comment
  UCSB59212  Eriogonum elegans Penkala, B.; Ryan, P. 1987-7-17 San Luis Obispo In east branch of Huerhuero Creek along O'Donovan Road, 2 miles south of Creston. 365 Comment
  UC1032001  Eriogonum elongatum var. elongatum P. L. Johannsen 1937-5-26 1156 San Luis Obispo 4 1/2 mi se Chimeneas Ranch; McKittrick Quadrangle Comment
  UC1450978  Eriogonum elongatum var. elongatum R. F. Hoover 1969-9-19 11593 San Luis Obispo Palo Prieto Canyon Comment
  OBI11121  Eriogonum elongatum var. elongatum Robert F. Hoover 1946-8-18 6320 San Luis Obispo Calf Cyn, E of Santa Margarita on rd to Creston Comment
  OBI66176  Eriogonum elongatum var. elongatum D. R. Miller 1994-8-23 894 -528 San Luis Obispo Pine Mt region. On fork pine side of Tobacco /town saddle; town crk drainage 650 Comment
  CAS-BOT-BC249891  Eriogonum fasciculatum var. fasciculatum R. F. Hoover 1965-8-1 9495 San Luis Obispo Cuests [Cuesta] Park, San Luis Obispo Comment
  OBI3772  Eriogonum fasciculatum var. foliolosum Elizabeth Rudd 1971-6-10 308 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  UC1032061  Eriogonum fasciculatum var. foliolosum G. T. Nordstrom 1937-5-14 1229 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quadrangle Comment
  OBI11076  Eriogonum gracile Robert F. Hoover 1966-10-1 10104 San Luis Obispo Lower Lopez cyn Comment
  OBI11070  Eriogonum gracile Robert F. Hoover 1969-9-13 11586 San Luis Obispo Upper Jack Crk, W of Paso Robles Comment
  OBI54889  Eriogonum gracile var. gracile David J. Keil 1996-9-13 26027 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  RSA133002  Eriogonum gracile var. gracile Clare B. Hardham 1959-6-29 4936 San Luis Obispo About 1 mile west of intersection of Cayucos Road and York Mountain Road Comment
  CAS-BOT-BC261164  Eriogonum gracillimum Alice Eastwood; John Thomas Howell 1936-5-8 2352 B San Luis Obispo 7 miles east of La Panza Comment
  OBI35327  Eriogonum latifolium Helen Jones 1982-8-7 67 San Luis Obispo Piedras Blancas Point 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
  CAS-BOT-BC271990  Eriogonum nudum var. pubiflorum Ernest C. Twisselmann 1954-11-7 1653 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at Summit of Palo Prieta Creek, 7 miles south of Cholame 548 Comment
  CAS-BOT-BC266839  Eriogonum ordii Ernest C. Twisselmann 1957-5-3 3467 San Luis Obispo Padrone Spring Canyon, Caliente Range 762 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
  UCR158568  Eriogonum parvifolium George K. Helmkamp 2004-6-15 8638 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  CAS-BOT-BC257884  Eriogonum parvifolium Ernest C. Twisselmann 1956-12-16 3262 San Luis Obispo Santa Lucia Range: Old Creek Canyon 381 Comment
  SEINET11938202  Eriogonum parvifolium Unknown 1933-1 5111 San Luis Obispo NW of Guadalupe Comment
  NY323581  Eriogonum tenuissimum A. Eastwood 1926-5-5 13897 San Luis Obispo Cholame Comment
  CAS-BOT-BC264903  Eriogonum viridescens R. F. Hoover 1946-6-30 6218 San Luis Obispo La Panza District Comment
  OBI60064  Eriogonum viridescens E. Craig Cunningham Jun-92 s.n. San Luis Obispo Along Pozo Rd and about 2 mi from jctn with hwy 58 Comment
  CAS-BOT-BC304104  Eriophyllum confertiflorum Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  OBI16507  Eriophyllum confertiflorum Russell Gorman 1956-5-17 56 San Luis Obispo Los Berros Canyon approx 4 mi N of Nipomo Comment
  OBI32380  Eriophyllum confertiflorum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16051 San Luis Obispo Road to top of Cypress Mtn from Warrens' cabin Comment
  OBI57584  Eriophyllum confertiflorum Austin P. Griffiths 1980-6-21 s.n. San Luis Obispo Morro Bay Sand Dunes, SE of Shark Inlet, Morro Bay Comment
  POM66813  Eriophyllum confertiflorum Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC304113  Eriophyllum confertiflorum David D. Keck 1934-4-26 2807 San Luis Obispo 8 miles W of Simmler, W edge of Carrizo Plains, on road to La Panza Comment
  OBI7895  Eriophyllum confertiflorum G. L. Parsons 1976-4-17 17 San Luis Obispo By side of dirt road on S side of Cuesta Grade Comment
  OBI28015  Eriophyllum confertiflorum var. confertiflorum Thomas Burrows 1980-5-17 50 San Luis Obispo Reservoir Cyn 152 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
  HSC65633  Eriophyllum multicaule J. P. Smith 1973-3-20 5887 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  OBI55591  Eriophyllum multicaule George Butterworth 1998-4-5 231 San Luis Obispo Carrizo Plain Natural Area. 1/3 mi NW of Sprague Hill rd, 2 mi W of Goodwin. T31S, R19E, S9, NW Qtr 646 Comment
  JEPS18377  Eriophyllum multicaule Rimo Bacigalupi with F. Chisaki and P. Hutchison 1957-4-2 5770 San Luis Obispo w edge Nipomo Mesa 60 Comment
  OBI18722  Eriophyllum pringlei Robert F. Hoover 1947-4-12 6910 San Luis Obispo Upper Navajo Crk, la Panza Range Comment
  CAS-BOT-BC301947  Eriophyllum staechadifolium Ernest C. Twisselmann 1955-10-1 2416 San Luis Obispo Morro Rock 4 Comment
  SBBG18355  Eriophyllum staechadifolium M. A. Piehl 1963-8-4 63785 San Luis Obispo W end of Oso Flaco Lake Comment
  CAS-BOT-BC301946  Eriophyllum staechadifolium Lillian S. Mott 1967-6-24 LM 6756 San Luis Obispo Near Cambria, about sea level Comment
  OBI59269  Eriophyllum staechadifolium Austin P. Griffiths 1980-5-25 s.n. San Luis Obispo Oceano Dunes. On NE brow of Little Coreopsis Hill 100 Comment
  UC1130262  Erodium botrys N. K. Carlson 1936-3-25 218 San Luis Obispo 0.1 mi n Goldtree; San Luis Obispo Quad. 182 Comment
  UCR130715  Erodium botrys George K. Helmkamp, E. A. Helmkamp 1999-5-22 4890 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI14112  Erodium botrys B. A. Smith 1966-4-7 12 San Luis Obispo Just off hwy 1 at Oceano Comment
  OBI55567  Erodium brachycarpum George Butterworth 1998-4-30 246 San Luis Obispo Carrizo Plain Natural Area. 30 yds SW of Soda Lake Rd at 7-mile Rd T31S, R19E, S4, NE Qtr 587 Comment
  OBI35770  Erodium brachycarpum Allison Berry 1984-2-26 25 San Luis Obispo Camp San Luis Shooting Facility, 6.5 mi N of San Luis Obispo on hwy 1. Near entrance gate Comment
  OBI50275  Erodium cicutarium Tawney Odegard 1985-6-29 30 San Luis Obispo Morro Bay kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, tur rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  RSA0036726  Erodium cicutarium LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6326 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  OBI78244  Erodium cicutarium Craig Woods 1978-1-22 2 San Luis Obispo Near Sunshine Pond/ 3/4 mi S of Ca. Valley Motel, 200 yds W of Sim. Soda lake san diego cr rd 604 Comment
  UC1175827  Eruca vesicaria subsp. sativa Ira L. Wiggins 1955-5-5 13406 San Luis Obispo between Antelope Plains and Cholame, on W side of summit Comment
  RSA120470  Eruca vesicaria subsp. sativa J. T. Howell 1956-3-22 31127 San Luis Obispo Just west of Cholame. Comment
  OBI8978  Eryngium armatum Robert F. Hoover 1966-9-13 10016 San Luis Obispo Cambria Comment
  SBBG27240  Eryngium vaseyi R. S. Ferris 1939-6-6 9769 San Luis Obispo Salinas River 0.5 mi N of Templeton-Creston rd Comment
  OBI7143  Erysimum X cheiri Jane Beckman 1976-4-21 21 San Luis Obispo From a garden 61 Comment
  CAS-BOT-BC54487  Erysimum capitatum R. F. Hoover 1952-4-10 8098 San Luis Obispo 9 miles east of Creston. Comment
  CAS-BOT-BC54455  Erysimum capitatum Alice Eastwood; John Thomas Howell 1937-4-29 4113 San Luis Obispo San Diego Canyon, Temblor Range. Comment
  OBI31137  Erysimum capitatum Julie M. Vanderwier 1979-5-23 129 San Luis Obispo Indian Knob Tar Sands. near excavation pit below Indian Knob Comment
  OBI4258  Erysimum cheiri T. Meek 1971-1-10 San Luis Obispo Ornamental 61 Comment
  SBBG39678  Erysimum suffrutescens L. E. Allen 1966-5-19 San Luis Obispo W of Oso Flaco Lake. Comment
  SD51002  Erysimum suffrutescens Darley F. Howe 1960-4-9 2842 San Luis Obispo Just east of Morro Bay Comment
  OBI42825  Eschscholzia caespitosa Jan Johnson, Melissa Boggs 1986-5-11 10 San Luis Obispo Las Padres Natl Forest. East Cuesta Ridge about 12 mi N of San luis Obispo, off hwy 101 Comment
  OBI58590  Eschscholzia caespitosa David J. Keil 1998-4-2 26546 San Luis Obispo NE of Cambria; Van Gordon Creek Rd., 1.4 mi. from junction with San Simeon Creek Road. Comment
  SBBG123906  Eschscholzia caespitosa D. Keil with V. L. Holland 2009-4-28 30595 San Luis Obispo hills just S of Arroyo Crk arm of Lopez Reservoir 210 Comment
  UC455323  Eschscholzia californica I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  UCD94077  Eschscholzia californica Shannon M. Still 2006-5-14 95 San Luis Obispo California. San Luis Obispo County: Along CA-58 ca. 0.15 mi west of Shelby Rd. 419 Comment
  CAS-BOT-BC403506  Eschscholzia californica Ernest C. Twisselmann 1960-8-6 5981 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley: Gillis Canyon Road 3/8 mile west of Bitterwater Road 678 Comment
  CAS-BOT-BC403507  Eschscholzia californica Ernest C. Twisselmann 1960-8-6 5981 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley: Gillis Canyon Road 3/8 mile west of Bitterwater Road 678 Comment
  OBI6959  Eschscholzia californica Susan Hopkins 1972-5-15 15 San Luis Obispo About 3 mi from Los Osos Valley rd on Prefumo Cyn Rd 91 Comment
  UC1296233  Eschscholzia rhombipetala R. F. Hoover 1950-4-30 7861 San Luis Obispo La Panza district Comment
  HSC91572  Eucalyptus cornuta Susan H. Bicknell 1988-8-20 San Luis Obispo Montano de Oro, MDO9 Comment
  OBI69864  Eucalyptus globulus Jenn Yost and Matt Ritter, Matt Ritter 8-Apr 3 San Luis Obispo N Frontage Rd & Sandydale, Nipomo. Obvious plantation with sapplings on E side, homes built out of groves Comment
  OBI65302  Eucalyptus rudis Matt Ritter 2005-11-30 14 San Luis Obispo Just S of the old quarry up Poly Cyn Comment
  UC454601  Eulobus californicus I. J. Condit 1908-3-31 San Luis Obispo high hill e school canyon Comment
  UC455401  Euphorbia crenulata Unangst and Roadhouse 1906-4-4 609 San Luis Obispo See Canyon Comment
  OBI38319  Euphorbia maculata David J. Keil 1976-10-20 11867 San Luis Obispo Campus of Calif Polytechnic State University Comment
  UCR118350  Euphorbia maculata George K. Helmkamp, E. A. Helmkamp 2000-9-1 5961 San Luis Obispo Los Osos, Martingale at Buckskin 30 Comment
  OBI57814  Euphorbia maculata David J. Keil 1998-8-26 28038 San Luis Obispo Hwy 166, 1.4 miles E of junction with US 101. Comment
  OBI69474  Euphorbia oblongata Larry Kandarian 2008-5-15 s.n. San Luis Obispo San Luis Obispo, near airport. Edge of crk Comment
  RSA612621  Euphorbia peplus L. C. Wheeler 1968-6-20 s.n. San Luis Obispo Cambria. Comment
  OBI62733  Eurybia radulina David J. Keil, LynneDee Althouse 2002-5-2 29860 San Luis Obispo Santa Margarita Ranch Comment
  CAS-BOT-BC310718  Euthamia occidentalis Mrs. R. W. Summers 1887-10-7 929 San Luis Obispo Morro Bay Comment
  OBI29943  Euthamia occidentalis David J. Keil 1977-10-22 s.n. San Luis Obispo 1/4 mi E of jctn with South Bay Blvd along Turri rd Comment
  UCR42654  Festuca arundinacea David J. Keil 1985-6-22 18932 San Luis Obispo Central Coast, Salt marsh at SW corner of Los Osos Creek Bridge at South Bay Blvd. 7 Comment
  CAS-BOT-BC278371  Festuca elmeri R. F. Hoover 1949-5-22 7717 San Luis Obispo 2 mi. E. of Templeton Comment
  SBBG104288  Festuca microstachys M. D. Proctor, E. A. Young 1993-4-12 ROB 378 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  OBI5486  Festuca perennis Sharon Jochums 1974-4-28 161 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  LA105573  Festuca perennis Barry A. Prigge; 1989-4-19 8682 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek Drainage, ca. 5 air mi. E of Morro Bay 121 Comment
  OBI43338  Festuca perennis Eric Wise 1981-9-17 1123 San Luis Obispo Salinas River at hwy 58 bridge Comment
  OBI21892  Festuca rubra Robert F. Hoover 1951-6-15 8058 San Luis Obispo Mouth of Arroyo de la Cruz (hill just S of) Comment
  UCR123680  Foeniculum vulgare George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5338 A San Luis Obispo Central Coast, Atascadero State Beach, 1.2 mi NNW of the junction of Calif. Hwy 1 and Calif. Hwy 41 6 Comment
  UC57605  Forestiera pubescens J. H. Barber 1899-4-2 San Luis Obispo bank of Salinas River Comment
  RSA122292  Fragaria californica G. T. Nordstrom 1937-5-13 1210 San Luis Obispo 1.3 miles ENE of Asuncion School, Adelaida. 366 Comment
  HSC91629  Frangula californica Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro, MDO4 Comment
  OBI10301  Frangula californica subsp. californica Robert F. Hoover 1946-10-27 6537 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  OBI6136  Frankenia salina D. Waive Stager 1972-8-21 44 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI22771  Fraxinus velutina Jay B. Hunt 1955-11-22 s.n. San Luis Obispo Comment
  OBI21064  Freesia refracta Gino Francheschi 1964-2-20 13 San Luis Obispo 2746 Chandler St, San lUis Obispo Comment
  CAS-BOT-BC205932  Fremontodendron californicum Robert F. Thorne; P. Everett 1963-6-7 32141 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway 548 Comment
  OBI7667  Fremontodendron californicum Christian Smith 1974-5-2 s.n. San Luis Obispo Along Cuesta Ridge rd, about half way between hwy 101 and the Sargent cypress grove Comment
  SBBG108260  Fritillaria affinis C. B. Hardham 1959-4-22 4439 San Luis Obispo Santa Rita Cyn Comment
  CAS-BOT-BC130279  Fritillaria biflora Alice Eastwood 1942-4-8 18971 San Luis Obispo San Simeon Bay Comment
  CAS-BOT-BC130282  Fritillaria biflora R. F. Hoover 1958-3-6 8413 San Luis Obispo Between Morro Bay and Cayucos (South of mouth of Toro Creek) Comment
  OBI21377  Fritillaria biflora Robert F. Hoover 1958-3-6 8413 San Luis Obispo Between Morro Bay and Cayucos (S of mouth of Toro Crk) Comment
  OBI27206  Fritillaria biflora Thomas Burrows 1981-4-9 131 San Luis Obispo Reservoir Cyn Comment
  CDA34865  Fuchsia magellanica David J. Keil 1999-3-14 28210 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. 0 Comment
  CAS-BOT-BC304303  Gaillardia aristata Ernest C. Twisselmann 1955-7-13 2239 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, E part of county 670 Comment
  SBBG120106  Galium andrewsii subsp. andrewsii E. Painter, M. Wetherwax 2001-2-21 CR 137 San Luis Obispo bench above Nacimiento River, W of Boy Scout Rd, SW of Twin Bridges; Camp Roberts Comment
  JEPS18332  Galium andrewsii subsp. intermedium G. T. Nordstrom 1937-5-16 1231 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quadrangle Comment
  SBBG68803  Galium andrewsii subsp. intermedium M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI51820  Galium aparine Gary Westbrook Mar-94 44 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge 244 Comment
  UC1143148  Galium aparine G. T. Nordstrom 1937-3-27 1028 San Luis Obispo 1.6 mi sw Chimney Rock; Adelaida Quadrangle Comment
  OBI26908  Galium aparine Fred Hrusa 1980-4-12 10 San Luis Obispo Ridge above botanic garden. Looking down on cluster of houses. [Poly Cyn; Cal Poly campus] 229 Comment
  SBBG68880  Galium californicum subsp. californicum M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI9931  Galium californicum subsp. flaccidum L. T. Dempster 1960-5-10 1189 San Luis Obispo "Cypress Swamp", NE of top of Cypress Mt 823 Comment
  UCR61708  Galium nuttallii George K. Helmkamp 1990-4-19 s.n. San Luis Obispo West Cuesta Ridge, 3 miles NW of US 101, north of San Luis Obispo 671 Comment
  SEINET13709309  Galium nuttallii Robert L. Allen, Robert L. Allen 1980-1 27 San Luis Obispo Reservoir Canyon 520 Ft 158 Comment
  OBI48235  Garrya elliptica David J. Keil 1989-5-29 s.n. San Luis Obispo Montana de Oro State Park. along Coon Crk trail Comment
  UC454527  Garrya elliptica I. J. Condit 1908-2-17 San Luis Obispo Prefumo Canyon Comment
  CAS-BOT-BC208388  Garrya elliptica R. F. Hoover 1946-11-16 6554 San Luis Obispo Upper Arroyo Grande, near top of ridge opposite County Park Comment
  UC2013272  Garrya elliptica Steve Mudge with Betsy Schwatrz 1984-1-16 6 San Luis Obispo Cuesta Ridge, Los Padres National Forest, NW of Cuesta Pass, Highway 101, west edge of Sargent Cypress Botanical Garden. Comment
  UC652642  Garrya veatchii Roxana S. Ferris 1939-6-20 9792 San Luis Obispo 4 mi w Paso Robles (Peachy Canyon Road) Comment
  OBI14144  Garrya veatchii R. D. Page 1962-1-27 26 San Luis Obispo Cuesta Grade Comment
  CDA4138  Genista T. C. Fuller 1968-5-22 17072 San Luis Obispo Ardath Drive & Richard Avenue, Cambria. 0 Comment
  SBBG119085  Geranium carolinianum J. Olson 2002-4-3 San Luis Obispo W of Cerro Romualdo behind water tank; Camp San Luis Obispo 130 Comment
  SEINET13752195 Image available Geranium core-core Richard R. Halse 2015-1 9343 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  UCR88338  Geranium dissectum George K. Helmkamp 1995-6-20 95 2 17 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  OBI66063  Geranium dissectum D. R. Miller 1994-3-17 394 -103 San Luis Obispo Pine Mt Region. Along rd at 1st gate, San Simeon Crk drainage 500 Comment
  OBI72274  Geranium molle Anthony Baniaga, Daniel Chavez 2010-3-14 38 San Luis Obispo Tierra Redonda Mtn BLM ACEC 448 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
  SEINET7063703  Gilia achilleifolia A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine east of San Luis Obispo. Hampton Canyon. UTM Zone 10, 718981mE, 3906573mN. (WGS84/NAD83). 427 Comment
  SJSU11614  Gilia achilleifolia K. S. Corwin 1968-4-7 San Luis Obispo Hwy 101 c. 3 mi N of Nipomo Comment
  SBBG107698  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1958-3-31 2978 San Luis Obispo intersection of Fernandez Crk and Paso Robles-Simmler Rd Comment
  SBBG109327  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1957-5-10 3265 San Luis Obispo Cypress Mtn Comment
  UC64880  Gilia achilleifolia subsp. achilleifolia Mrs. R. W. Summers 1889-2-20 San Luis Obispo Coast Hills Comment
  SBBG118978  Gilia clivorum J. M. Porter with T. Anderson 2005-4-25 14359 San Luis Obispo St Hwy 46, 0.5 mi E of Antelope Rd 527 Comment
  UCR29914.2  Gilia clivorum J. H. Nishida, Julie Oxford 1982-4-16 327 San Luis Obispo South Coast Range, 0.6 - 1.2 mi south of American Canyon Campground 579 Comment
  OBI81292  Gilia latiflora G. Butterworth 2015-4-9 945 San Luis Obispo Chimineas. Garcia Rd. 1036 Comment
  RSA185443  Gilia latiflora subsp. cuyamensis Clare B. Hardham 1965-3-28 12534 San Luis Obispo East of San Juan River, Paso Robles Comment
  RSA0076393  Gilia ochroleuca subsp. minima Clare B. Hardham 1960-4-8 5365 San Luis Obispo Intersection Cammatta Road and Shell Creek Road. Comment
  CAS-BOT-BC225560  Gilia tenuiflora Ernest C. Twisselmann 1969-4-14 15106 San Luis Obispo Bedell Ranch, 5 miles southeast of Creston La Panza Range 350 Comment
  SEINET7040137  Gilia tenuiflora A. G. Vestal 1962-4-10 San Luis Obispo 0.1 mile northwest of Pozo junction [PoZo], UTM Zone 10, 738820mE, 3909675mN. Comment
  PASA715  Gilia tenuifolia Margaret Stason 1930-4-14 225 San Luis Obispo near Simmler Comment
  SD241919  Gilia tricolor Ellen Dean, T. Starbuck and M. Starbuck 2008-3-25 4637 San Luis Obispo Along Hwy 58 between Soda Lake Road and Santa Margarita. Comment
  SBBG124138  Gilia tricolor subsp. diffusa D. Wilken with E. Painter, P. De Vries 2011-3-30 17935 San Luis Obispo hills ca 3.5 km NE of Padrones Spring, ca. 1.8 km S of jct of Padrones Spring Cyn Rd and Soda Lake Rd 249 Comment
  SBBG82990  Glaux maritima C. F. Smith 1953-4-28 3884 San Luis Obispo low land about Oso Flaco Lake, NW of Guadalupe Comment
  RSA17820  Gnaphalium californicum C. B. Wolf 1929-4-15 3548 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  RSA586013  Gnaphalium luteoalbum M. D. Proctor, E. A. Young 1993-4-12 ROB- 0391 San Luis Obispo 1 km SW of Ranch House on Nacimento Rd. Comment
  UCR252055  Gnaphalium ramosissimum Dan S. Cooper 2013-8-7 813- 67 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  RSA216839  Gnaphalium ramosissimum Robert F. Hoover 1966-10-1 10106 San Luis Obispo Vasquez Canyon, tributary to lower Lopez Canyon. Comment
  RSA131330  Grindelia camporum var. bracteosa Peter H. Raven 1957-7-6 11059 -A San Luis Obispo 2.3 miles north of Arroyo de la Cruz Creek. Comment
  CAS-BOT-BC305083  Grindelia hirsutula R. F. Hoover 1965-9-29 9681 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC305090  Grindelia hirsutula R. F. Hoover 1946-9-15 6394 San Luis Obispo Santa Margarita Comment
  JEPS57891  Grindelia hirsutula Ernest C. Twisselmann 1968-9-16 14930 San Luis Obispo Old Highway 41 2.5 mi e Huero Huero Creek; Union District 243 Comment
  SBBG103937  Grindelia hirsutula M. A. Lane 1986-9-6 3098 San Luis Obispo St Hwy 58 to Santa Margarita, just E of US Hwy 101 381 Comment
  SBBG109815  Grindelia hirsutula C. B. Hardham 1956-11-3 1507 San Luis Obispo South Rd to Santa Margarita from US Hwy 101 Comment
  CDA6151  Gutierrezia californica David J. Keil 1996-9-13 26050 San Luis Obispo 1 mile east of San Juan Creek Bridge along Highway 58. 0 Comment
  OBI54843  Gutierrezia californica David J. Keil 1996-9-13 26050 San Luis Obispo 1 mile e of San Juan Creek Bridge along Hwy 58. Comment
  OBI72916  Hainardia cylindrica David J. Keil 1988-6-23 20799 San Luis Obispo Morro Bay-hillsides between Little Morro Creek Road and South Bay Blvd, north of Highway 1 Comment
  OBI50571  Hazardia squarrosa Jan Barber, Sue Weis 1993-6-16 10 San Luis Obispo West of Laguna Lake Park Comment
  OBI75114  Hazardia squarrosa Robert F. Hoover 1946-10-13 6482 San Luis Obispo West of Huasna River, above Cuyama River Comment
  OBI56377  Hedera canariensis David J. Keil 2000-1-24 28412 San Luis Obispo Cambria. Just south of Santa Rosa Creek road along Main Street at creek crossing. Comment
  OBI75332  Hedera canariensis David J. Keil 2011-10-13 31124 San Luis Obispo Baywood Park-Los Osos area. Vicinity of eastern end of Santa Lucia Ave. near south shore of Morro Bay Comment
  OBI79798  Hedera helix David J. Keil 2011-11-12 31182 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  OBI31635  Hedypnois rhagadioloides Smeltzer, Turnquist 1982-4-12 49 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI35833  Hedypnois rhagadioloides Allison Berry 1984-4-17 111 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1. Found near front gate Comment
  OBI51932  Helenium puberulum Larry Kelly 1988-9-29 245 San Luis Obispo Cal Poly campus. Near water at Shepard's pond Comment
  SBBG117745  Helenium puberulum E. Painter, M. Wetherwax, K. Downing, D. Keil, J. Olson 2000-5-16 CR 86 San Luis Obispo Nacimiento River, just upstream from Twin Bridges; Camp Roberts 140 Comment
  SBBG34883  Helenium puberulum Mrs. R. W. Summers 1887-9-9 San Luis Obispo near crk by San Luis Obispo Comment
  UC2013159  Helianthemum scoparium Jill MacIntyre 1986-7-16 4 San Luis Obispo Cuesta Ridge West. Top of ridge view of San Luis Obispo and Morro Bay. Also on nearby slopes (west basin slopes). Comment
  RSA212259  Helianthemum scoparium var. scoparium Robert F. Hoover 1947-3-26 6755 San Luis Obispo Oak Park district Comment
  UCR8984  Helianthemum scoparium var. vulgare J. Patman 1963-5-30 s.n. San Luis Obispo Road to Nipomo, south of Oceano and east of Hwy 1. 45 Comment
  CAS-BOT-BC305463  Helianthus annuus Ernest C. Twisselmann 1952-8-1 552 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI16325  Helianthus bolanderi Robert F. Hoover 1969-7-13 11470 San Luis Obispo Salinas River bed at Atascadero Comment
  RSA341634  Helianthus gracilentus Eben McMillan 1953-6-18 s.n. San Luis Obispo Queen Bee mine area. Comment
  OBI75369  Helianthus maximiliani David J. Keil, with Matt Ritter 2011-10-3 31110 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Cultivated next to Palomar Dormitory (Bldg. 102) 119 Comment
  OBI31617  Helminthotheca echioides Turnquist, Smeltzer 1982-7-23 188 San Luis Obispo N of Laguna Lake Park Comment
  OBI80859  Helminthotheca echioides David J. Keil 1992-1 22923 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI23116  Helminthotheca echioides Lisa Bradley 1979-11-20 2 San Luis Obispo Shearer Ave and Thalberg in Cayucos 15 Comment
  CAS-BOT-BC309869  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1965-8-1 9498 San Luis Obispo Valley west of Mt. Bishop Comment
  SBBG104340  Hemizonia congesta subsp. luzulifolia D. A. Young, F. L. Johnson 1992-6-18 ROB 98 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG104876  Hemizonia congesta subsp. luzulifolia F. L. Johnson, E. A. Young 1993-5-26 ROB 643 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  CAS-BOT-BC309858  Hemizonia congesta subsp. luzulifolia M. E. Jones 1882-5-9 s.n. San Luis Obispo R. S. Massey Ranch Comment
  CAS-BOT-BC309874  Hemizonia congesta subsp. luzulifolia H. M. Hall 1931-8-8 13209 San Luis Obispo 4.3 miles south-east of Morro Comment
  OBI20389  Hemizonia congesta subsp. luzulifolia Lindon Wiebe 1978-10-1 2 San Luis Obispo Near hwy 1 and Morro Bay Blvd, Morro Bay Comment
  UCD135808  Hemizonia congesta subsp. luzulifolia Bruce G. Baldwin 1985-9-29 532 San Luis Obispo San Luis Obispo County: immediately north of Las Osos Valley Road at extreme western edge of Laguna Lake Village. Comment
  POM97319  Hemizonia halliana P. A. Munz 1926-4-8 10157 San Luis Obispo 20 miles east of Paso Robles Comment
  UCR160572  Hemizonia pungens subsp. pungens George K. Helmkamp, E. A. Helmkamp 2005-6-7 9553 San Luis Obispo Outer South Coast Ranges, along Arroyo Grande to Huasna Road [beyond Huasna], 2.1 miles ENE of Huasna Township Road 253 Comment
  CAS-BOT-BC388556  Herniaria hirsuta var. cinerea R. F. Hoover 1967-5-30 10589 San Luis Obispo Upper Arroyo Grande above County Park Comment
  CAS-BOT-BC310169  Hesperevax caulescens R. F. Hoover 1949-5-1 7648 San Luis Obispo Cholame Valley, at junction of Cottonwood and Polonio Pass roads Comment
  SBBG16059  Hesperevax sparsiflora var. sparsiflora M. A. Piehl 1963-4-21 6399 San Luis Obispo Los Osos Valley Rd, ca. 1 mi E of Los Osos 10 Comment
  OBI47559  Hesperocnide tenella David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19224 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58 Comment
  OBI53558  Hesperocnide tenella Arthur W. Hazebrook 1991-5-7 68 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes; NE most stand of Coreopsis gigantea Comment
  OBI35262  Hesperocyparis macrocarpa H. E. Jones 1981-5-18 4 San Luis Obispo Point Piedras Blancas. Planted on N side of water tower and school room as a wind break Comment
  OBI27042  Hesperocyparis sargentii James Courtney 1981-2-23 35 San Luis Obispo Pennington Crk Biological Reserve, San Luis Obispo Comment
  OBI54182  Hesperomecon linearis David J. Keil, Kathleen Keil 1995-4-15 24870 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  CAS-BOT-BC422581  Hesperomecon linearis Clare B. Hardham 1956-3-20 219 San Luis Obispo Santa Lucia Mountains. Myers almond orchard Comment
  CAS-BOT-BC131799  Hesperoyucca whipplei Ernest C. Twisselmann 1954-6-5 1321 San Luis Obispo Canyon, west slope of Crocker Grade, southeastern San Luis Obispo County 731 Comment
  OBI33700  Heteromeles arbutifolia Melissa Luckow, Jerry Rendon 1980-4-24 39 San Luis Obispo Poly Cyn, about 1/4 mi S of end of road Comment
  SBBG104936  Heteromeles arbutifolia F. L. Johnson, N. A. McCarty 1993-10-15 ROB 749 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI65717  Heteromeles arbutifolia D. R. Miller 1994-7-8 794 -494 San Luis Obispo Pine Mtn region; Lower end of D.R. Miller property, E slope of Pine Mt, Tobacco Crk drainage 650 Comment
  RSA0075850  Heterotheca grandiflora E. A. Purer 1932-8-28 16256 San Luis Obispo Oceano. Comment
  OBI31368  Heterotheca sessiliflora Joy Nishida 1982-8-12 519 San Luis Obispo American Cyn campground 524 Comment
  SBBG111562  Heterotheca sessiliflora subsp. echioides C. B. Hardham 1956-9-25 1402 San Luis Obispo San Marcos Comment
  UC2027577  Hieracium argutum David J. Keil with Mike Walgren and Sally Krenn 2012-6-21 31366 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. Comment
  UC771681  Hieracium argutum R. F. Hoover 1946-8-3 6251 San Luis Obispo Upper Coon Creek Comment
  OBI28587  Hirschfeldia incana John Jackman & Julie Truesdale, Julie Truesdale 1980-1 62 San Luis Obispo MacGillivary Ranch, Adelaida; on the airstrip and other disturbed sites Comment
  RSA535056  Hirschfeldia incana D. A. Young, Steven A. Junak, Tina J. Ayers 1989-4-27 1958 San Luis Obispo Cuesta Ridge Botanical Area: 0.4 mi W of sign indicating W end of Botanical area. Comment
  UC1285205  Hoita orbicularis R. F. Hoover 1947-5-23 7178 San Luis Obispo near Sunnyside School; Osas Valley Comment
  OBI3120  Holcus lanatus Larry E. Brown 1971-5-31 2025 San Luis Obispo Along Pozo-Arroyo Grande rd near Arroyo Grande Comment
  RSA162497  Hollisteria lanata E. C. Twisselmann 1963-6-2 8287 San Luis Obispo South end of Grants Lake. 595 Comment
  CAS-BOT-BC325889  Holocarpha heermannii David D. Keck 1934-4-26 2793 San Luis Obispo West side of Cottonwood Pass 6.5 miles N.E. of Cholame Comment
  POM209674  Holocarpha heermannii D. D. Keck 1934-4-26 2793 San Luis Obispo West side of Cottonwood Pass, 6.5 miles NE of Cholame. Comment
  OBI32224  Holodiscus discolor David J. Keil 1981-6-20 14864 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  UCR91689  Hordeum brachyantherum George K. Helmkamp 1996-5-24 1037 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
  CAS-BOT-BC274416  Hordeum brachyantherum subsp. brachyantherum D. H. Wilken; E. Painter 2011-5-19 17951 San Luis Obispo W of Simmler Rd, 0.5 km NNE of its jct with Soda Lake Rd, E side of S arm of Soda Lake 570 Comment
  JEPS70212  Hordeum brachyantherum subsp. californicum Robert J. Rodin 1970-5-5 8390 San Luis Obispo Camp San Luis Obispo, Nature Preserve 15 Comment
  UCSB25730  Hordeum intercedens Black, Nan 1968-4-20 San Luis Obispo Pico Creek, 3.8 miles south of San Simeon 3 Comment
  OBI29021  Hordeum marinum David J. Keil 1982-6-4 16176 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  OBI43351  Hordeum marinum subsp. gussoneanum Eric Wise 1983-10-16 1818 San Luis Obispo Aquatic Tracheophytes; Ortega Spring. One mi S of Hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieta Cyn. 2 Collections: one at spring with cattle feeder and the other about 1/4 mi closer to road Comment
  OBI43397  Hordeum murinum Eric Wise 1982-4-29 1432 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI29244  Hordeum murinum subsp. leporinum David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14537 San Luis Obispo Jctn of Shell Crk rd and Calif Hwy 58 S of Shandon Comment
  UCD86543  Hordeum vulgare Ernest C. Twisselmann 1959-11-2 5874 San Luis Obispo San Luis Obispo County: Santa Maria Valley. 1.3 miles W of Guadalupe. 9 Comment
  UCSC000361  Horkelia cuneata R. C. Wilson 1936-5-13 272 San Luis Obispo Sandhills, Pecho Coast 183 Comment
  OBI15141  Hornungia procumbens Robert F. Hoover 1952-4-19 8122 San Luis Obispo N side of lower Cuyama Valley Comment
  OBI13203  Hosackia gracilis Robert F. Hoover 1968-4-20 11067 San Luis Obispo S of Arroyo de la Cruz Comment
  OBI16033  Hulsea heterochroma Robert F. Hoover 1950-5-6 7885 San Luis Obispo La Panza district Comment
  OBI37380  Hydrocotyle ranunculoides Eric Wise 1981-6-29 801 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI8953  Hydrocotyle ranunculoides Robert F. Hoover 1947-7-26 7332 San Luis Obispo Near Piedras Blancas Point (just N of) Comment
  UCR91825  Hypochaeris glabra George K. Helmkamp 1996-5-25 1072 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  OBI65837  Hypochaeris glabra D. R. Miller 1994-4-8 494 -186 San Luis Obispo Pine Mtn Region. From Cole Ranch, Spring trl, Marmolejo crk drainage 700 Comment
  CAS-BOT-BC311476  Hypochaeris radicata Clare B. Hardham 1957-11-7 2722 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  CAS-BOT-BC311477  Hypochaeris radicata Clare B. Hardham 1957-11-7 2722 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  OBI40221  Iris pseudacorus Eric Wise 1984-7-23 2060 San Luis Obispo San Luis Obispo Crk N of Marsh St Bridge Comment
  CAS-BOT-BC316740  Isocoma acradenia var. bracteosa Ernest C. Twisselmann 1957-11-7 4128 San Luis Obispo Panorama Hills, Temblor Range and the Western San Joaquin Valley 746 Comment
  SD41495  Isocoma menziesii var. menziesii Edith A. Purer 1932-8-28 4852 San Luis Obispo Oceano on sand dunes Comment
  RSA660603  Isocoma menziesii var. vernonioides Austin P. Griffiths, Joe R. Walker 1981-11-9 s.n. San Luis Obispo Jack Lake; N side. Comment
  OBI66721  Isolepis carinata David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29766 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  RSA142268  Isolepis carinata Clare B. Hardham 1958-6-27 3727 San Luis Obispo Cambria Comment
  OBI43604  Isolepis cernua Eric Wise 1981-6-30 883 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Mud Lake of Dune lakes Comment
  OBI80448  Isolepis cernua David J. Keil 1978-8-18 12957 San Luis Obispo Sweet Springs Marsh, Los Osos. Freshwater marsh grading into coastal salt marsh. Comment
  SBBG95616  Isolepis cernua R. J. Rodin 1972-3-29 8610 San Luis Obispo Oso Flaco, S side of lagoon Comment
  OBI40152  Isolepis cernua David J. Keil 1981-4-25 14594 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  CDA17527  Jaumea carnosa Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Bay side 1/3 way S of point on Morro Bay Sandspit. Comment
  RSA502805  Jaumea carnosa Timothy S. Ross, Annette Ross 1988-8-16 1557 -1 San Luis Obispo Morro Bay, near Atascadero State Beach 1 Comment
  SBBG104516  Juglans californica F. L. Johnson, E. A. Young 1993-6-23 ROB 689 San Luis Obispo Chorro Crk Comment
  OBI43281  Juncus acutus subsp. leopoldii Eric Wise 1982-6-25 1572 San Luis Obispo Pismo State Beach, Oceano Campground. Also known as "Dune Lake" by Mason, or Oceano Lagoon by others Comment
  RSA220218  Juncus balticus subsp. ater Ernest C. Twisselmann 1969-11-4 16327 San Luis Obispo Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon. 701 Comment
  OBI20269  Juncus bufonius var. bufonius Ann McBeth 1979-4-25 1 San Luis Obispo Indian Knob Comment
  OBI58918  Juncus bufonius var. bufonius David J. Keil 1998-4-27 26921 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  OBI30129  Juncus bufonius var. bufonius Melissa Luckow 1982-6-24 906 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd Comment
  SBBG109435  Juncus occidentalis C. B. Hardham 1957-4-19 1799 San Luis Obispo spring, Santa Rita Ranch, York Mtn Comment
  UCD141674  Juncus oxymeris G. F. Hrusa 1987-6-13 5415 San Luis Obispo San Luis Obispo County: Huff's Hole Creek, a tributary of Lopez Canyon. Approximately 1/2 m from Lopez Canyon Road. Comment
  UCD141673  Juncus oxymeris G. F. Hrusa 1987-6-15 5420 San Luis Obispo San Luis Obispo County: Big Falls Canyon. Tributary of Lopez Canyon. Comment
  SBBG104266  Juncus patens F. L. Johnson, E. A. Young 1993-5-23 ROB 533 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  SBBG43295  Juncus xiphioides L. W. Edge 1971-10-7 San Luis Obispo Islay Crk, Montana de Oro State Park Comment
  CAS-BOT-BC81056  Juniperus californica Ernest C. Twisselmann 1971-12-5 18538 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  SBBG107767  Keckiella breviflora C. B. Hardham 1956-6-6 868 San Luis Obispo Cypress Mtn Comment
  CAS-BOT-BC235630  Keckiella breviflora var. breviflora Roxana S. Ferris 1939-6-16 9780 San Luis Obispo Jack Creek bridge on Dover Canyon road, Santa Lucia Mountains Comment
  CDA20920  Keckiella cordifolia G. F. Hrusa 1993-5-2 11037 San Luis Obispo Reservoir Canyon Comment
  OBI31172  Keckiella cordifolia Julie M. Vanderweir 1979-5-19 162 San Luis Obispo Indian Knob Tar Sands Comment
  OBI56308  Kickxia elatine David J. Keil 1998-11-29 28205 San Luis Obispo Between Lopez Dam and Arroyo Grande Comment
  SEINET10943135  Kickxia elatine David J. Keil 1979-10-27 Keil 13638 San Luis Obispo East of Arroyo Grande along Road to Lopez Lake, ca. 1 mile E of Orcutt Road. First record for San Luis Obispo County. Comment
  OBI44854  Koeleria macrantha David J. Keil 1979-7-1 13142 San Luis Obispo Ridge between Prefumo and See Cyns. About 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  OBI73491  Koeleria macrantha David J. Keil, with Mike Mattina 2010-5-31 30802 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI75054  Koeleria macrantha David J. Keil 1988-3-19 20429 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
  UC572440  Krascheninnikovia lanata W. A. Peterson 1937-3-20 640 San Luis Obispo Syncline Hill La Panza Quad., Syncline Hill 701 Comment
  OBI15974  Lactuca saligna Robert F. Hoover 1965-9-15 9549 San Luis Obispo Summit on Pozo-Arroyo Grande rd Comment
  OBI80775  Lactuca serriola David J. Keil 1992-10-19 23847 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  SBBG118194  Lactuca serriola E. Painter, M. Wetherwax 2000-8-19 SLO 161 San Luis Obispo E side of Range A, N of Range Rd, W of Chorro Reservoir, W side of serpentine outcrop; Camp San Luis Obispo 240 Comment
  UC455898  Lactuca serriola I. J. Condit 1910-7-19 San Luis Obispo C. P. S. <California Polytechnic School> grounds San Luis Obispo Comment
  UCD133559  Lactuca serriola Ernest C. Twisselmann 1958-8-11 4630 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. Temblor Range and the Western San Joaquin Valley. 670 Comment
  OBI75431  Laennecia coulteri David J. Keil, with George Butterworth 2011-10-7 31111 San Luis Obispo Carrizo Plain. Soda Lake Road. 618 Comment
  CAS-BOT-BC341608  Lagophylla ramosissima Ernest C. Twisselmann 1967-8-11 13551 San Luis Obispo Mountain Springs Canyon, 2 miles west of Paso Robles 548 Comment
  OBI60705  Lagophylla ramosissima Ann Cochran 1986-7-19 32 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl 579 Comment
  OBI42933  Lamarckia aurea Jan Johnson, Melissa Boggs 1986-5-11 27 San Luis Obispo Las Padres National Forest. East Cuesta Ridge about 12 mi N of San Luis Obispo, off Highway 101 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
  CHSC53620  Lastarriaea coriacea L. P. Janeway; Jean Witzman 1988-4-29 2648 San Luis Obispo In side cyn 1 1/2 mi W of Shedd Cyn ca 4 mi S of hwy 41 (Creston-Shandon Rd). Barish fine-gravelly area at bottom of slope. 419 Comment
  OBI57994  Lastarriaea coriacea Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano dunes. S of Jack Lake Comment
  POM307594  Lasthenia Henry J. Ramsey, Henry J. Ramsey 1940-4-21 2370 San Luis Obispo Cambria. Comment
  CAS-BOT-BC339013  Lasthenia californica Ernest C. Twisselmann 1959-4-10 5033 San Luis Obispo Summit of Perfumo Canyon, Irish Hills 365 Comment
  RSA790123  Lasthenia ferrisiae Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-4-12 08 San Luis Obispo South Coast Rangers; Carrizo Plain; North of Carrizo Plain National Monument; valley floor. South of Highway 58, immediately north of Belmont Rd, between Carbondale Rd and Caribou Rd. 597 Comment
  CAS-BOT-BC329195  Lasthenia ferrisiae Ernest C. Twisselmann 1958-5-17 4468 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley. San Andreas Fault at the summit of Palo Prieta Canyon, eastern part of county. 701 Comment
  RSA341633  Lasthenia ferrisiae June Hopkins 1952-4-28 s.n. San Luis Obispo Junction of Hwy 41 and Hwy 46, northeast of Cholame Comment
  CAS-BOT-BC329155  Lasthenia glabrata subsp. coulteri R. F. Hoover 1966-3-30 9767 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  HSC101858  Lasthenia gracilis J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12740 San Luis Obispo Along Soda Lake Road. 611 Comment
  UC579639  Lasthenia gracilis C. M. Belshaw 1936-3-19 1655 A San Luis Obispo 3 mi nw Parks Ranch; Nipomo Quadrangle, Saucelito Valley 213 Comment
  CAS-BOT-BC370870  Lasthenia minor Eben McMillan 1957-4-17 34 -22 San Luis Obispo Low hills at the foot of Caliente Mountain, southern Carrisa Plains 838 Comment
  UC1118999  Lasthenia minor W. A. Peterson 1937-4-21 730 San Luis Obispo 1 mi ne La Panza Ranch; La Panza Quad. 457 Comment
  OBI79997  Lathyrus latifolius David J. Keil, with Kaitlyn Keil 2013-6-19 31820 San Luis Obispo Guadalupe Dunes. Oso Flaco Lake Trail near boardwalk between lake and beach 7 Comment
  OBI37951  Lathyrus vestitus var. vestitus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18676 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Creek Rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  UCR161910  Layia chrysanthemoides George K. Helmkamp, E. A. Helmkamp 2005-3-1 8985 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  CAS-BOT-BC321638  Layia glandulosa R. F. Hoover 1952-5-25 8230 San Luis Obispo Caliente Mt. Comment
  SBBG104622  Layia glandulosa M. D. Proctor, E. A. Young 1993-3-17 ROB 212 San Luis Obispo 0.5 km S of Boyscout Rd; Camp Roberts Comment
  SBBG61218  Layia glandulosa M. M. Miles -Apr-1886 734 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1069737  Layia glandulosa E. Armstrong 1934-4-1 1115 San Luis Obispo La Panza 609 Comment
  CAS-BOT-BC321454  Layia glandulosa Ernest C. Twisselmann 1964-6-10 9584 San Luis Obispo San Emigdio Range and the Mt. Pinos Region. Tecuya Ridge. Comment
  CAS-BOT-BC321672  Layia glandulosa Ira L. Wiggins 1929-4-15 3563 San Luis Obispo Slopes not far from ocean between Guadalupe and Oceana Comment
  OBI28741  Layia glandulosa Gary Hammer 1976-4-10 27 San Luis Obispo Off Parkhill Rd on bank 3 mi from hwy 58 Comment
  OBI15867  Layia heterotricha Robert F. Hoover 1952-4-8 8073 San Luis Obispo La Panza District Comment
  RSA790124  Layia heterotricha Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-3-30 09 San Luis Obispo South Coast Ranges; Carrizo Plain; North of Carrizo Plain National Monument; valley floor. South of Highway 58, Approx. 0.1 mi east of Cambria Rd at the intersection with California Trail. 607 Comment
  SBBG110387  Layia hieracioides C. B. Hardham 1956-5-1 655 San Luis Obispo Huerhuero River near Geneseo School Comment
  UC1979365  Layia hieracioides David Keil with Kathleen Keil 1998-5-26 27444 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Road 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  CAS-BOT-BC327491  Layia jonesii R. F. Hoover 1948-4-22 7485 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  OBI47446  Layia jonesii Malcolm G. McLeod 1981-5-16 1379 San Luis Obispo Along O'Connor way W of San Luis Obispo Comment
  UCR39161  Layia jonesii Phil Ashley 1979-5-1 s.n. San Luis Obispo Poly Canyon above Brizzolari Creek 171 Comment
  CAS-BOT-BC327670  Layia munzii Eben McMillan 1958-4-18 43 -6 San Luis Obispo Low hills SE of Soda Lake. 670 Comment
  SD56814  Layia paniculata Darley F. Howe 1963-5-19 3500 San Luis Obispo Hillside south of Morro Bay. Comment
  CAS-BOT-BC372331  Layia pentachaeta David D. Keck; J. Clausen 1935-4-9 3106 San Luis Obispo Summit of Polonia Pass, 5 mi. E of Cholame, on road to Lost Hills 579 Comment
  CAS-BOT-BC385854  Layia platyglossa Alice Eastwood 1927-4-9 14350 San Luis Obispo Black Lake Comment
  OBI76603  Layia platyglossa Michael Walgren 2012-4-19 270 San Luis Obispo Immediately W of the crest on Hwy One at Cayucos, between hwy One and Whale Rock Reservoir Comment
  SBBG34884  Layia platyglossa Mrs. R. W. Summers 1888-5-1 San Luis Obispo San Luis Obispo County [no specific locality] 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-BC382103  Layia platyglossa David D. Keck 1933-5-4 2167 San Luis Obispo West side of Cottonwood Grade. north-eastern corner of San Luis Obispo County. 487 Comment
  CAS-BOT-BC382114  Layia platyglossa Alice Eastwood; John Thomas Howell 1936-5-8 2304 San Luis Obispo 3 miles east of Pozo Comment
  CAS-BOT-BC382139  Layia platyglossa Ernest C. Twisselmann 1954-5-1 1155 San Luis Obispo Temblor Range and Western San Joaquin Valley; Mariannas Ranch Summit, Temblor Mountains 975 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
  UCSB71814  Lemna gibba Ferren, Wayne; Fiedler, P.; Leidy, R. 1993-7-8 San Luis Obispo Pico Creek, San Simeon. Floating in pond just inland from estuary of Pico Creek. Comment
  OBI82508  Lemna minor David J. Keil, with Kathleen Keil 2016-6-26 33274 San Luis Obispo Santa Rita Road west of Templeton 275 Comment
  OBI38521  Lemna minor Eric Wise 1981-9-29 1215 San Luis Obispo Orcutt Rd, 2.3 mi S of Johnson Ave Comment
  OBI21199  Lemna minuta Robert D. Page 1963-10-26 212 San Luis Obispo 3 mi E of routzhan County park Talon Pozo Rd Comment
  CAS-BOT-BC221508  Lepechinia calycina Alice Eastwood; John Thomas Howell 1938-6-14 5936 San Luis Obispo Prefumo Canyon 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
  OBI13492  Lepechinia calycina Robert F. Hoover 1959-5-9 8496 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  UCSB26503  Lepechinia calycina Ketcham, A. 1968-4-7 San Luis Obispo On a ridge between Bald Knob and Saddle Peak, San Luis Range Comment
  CAS-BOT-BC88729  Lepidium acutidens R. F. Hoover 1952-4-10 8109 San Luis Obispo 1 mile south of Simmler, Carrizo Plain. Comment
  CAS-BOT-BC89020  Lepidium dictyotum R. F. Hoover 1947-3-30 6848 San Luis Obispo 1 mile south of Simmler, Carrizo Plain. Comment
  OBI62184  Lepidium jaredii G. F. Hrusa, L. Saslaw 2001-4-12 15768 San Luis Obispo Carrizo Plain Natl Monument. On Panorama Rd +/- 1/2 mi E of entrance to Washburn admin Site (Washburn Ranch). USGS Quad Painted Rock 7.5 625 Comment
  UCSB13172  Lepidium jaredii Hardham, Clare 1960-3-25 San Luis Obispo South end of Soda Lake; Carissa Plains Comment
  OBI15004  Lepidium jaredii Neil Havlik 1968-4-6 146 San Luis Obispo On roadsides to Crocker Grade, floor of Carrizo Plain about 5 mi SE of the southern tip of Soda lake Comment
  RSA0020851  Lepidium latifolium David J. Keil 2012-7-18 31449 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line. 22 Comment
  CAS-BOT-BC12582  Lepidium nitidum Ira L. Wiggins 1932-3-20 5779 San Luis Obispo In immediate vicinity of Cholame. Comment
  UC556398  Lepidium nitidum David D. Keck and J. Clausen 1935-4-9 3101 San Luis Obispo just e Cholame; Cholame Creek 365 Comment
  RSA121682  Lepidium nitidum var. howellii D. Axelrod 1935-3-31 204 San Luis Obispo 8 miles East South East of Cuyame Ranch 762 Comment
  UCR247886  Lepidium nitidum var. nitidum David J. Keil, V. L. Holland, Michael Curto 2001-3-12 29167 San Luis Obispo Coastal side of Hwy 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm 120 Comment
  CDA25917  Lepidium pinnatifidum Mike Stiles 2005-5-25 s.n. San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. 0 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
  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
  RSA0021800  Leptochloa fusca subsp. uninervia David J. Keil 2012-7-27 31496 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Scenic View Way. 86 Comment
  OBI58980  Leptochloa fusca subsp. uninervia David J. Keil 1998-6-30 27874 San Luis Obispo Carrizo Plain, WNW of Simmler, 1 mile W of right angle turn, 3.7 road miles from junction with Soda Lake Rd. Comment
  SBBG20597  Leptochloa fusca subsp. uninervia E. C. Twisselmann 1963-12-10 9204 San Luis Obispo Estrella Plains, US Hwy 466, 7 mi E of Paso Robles 243 Comment
  UCR161906  Leptodactylon californicum George K. Helmkamp, E. A. Helmkamp 2005-3-1 8981 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
  RSA160849  Leptodactylon californicum P. C. Everett, Nick F. Lolonis 1962-5-4 24482 San Luis Obispo Hwy 178, Santa Margarita to Creston, 5.2 miles from Santa Margarita. 457 Comment
  OBI28256  Leptosiphon ciliatus Spasbo/Krystoff 15 San Luis Obispo 22 mi E. of Arroyo Grande; Blue Oak Savanna 762 Comment
  OBI31408  Leptosiphon ciliatus Joy Nishida, Ginger King and Julie Oxford 1982-5-1 358 San Luis Obispo Amer Cyn campground 536 Comment
  RSA140290  Leptosiphon ciliatus Clare B. Hardham 1960-5-10 5707 San Luis Obispo Northeast side Cypress Mt. Comment
  UCSB32969  Leptosiphon parviflorus Patterson, R. 1977-4-13 San Luis Obispo Friis Campground, ca. 2 mi. N of Navaho-La Panza Rd. 213 Comment
  SBBG16956  Leptosyne douglasii C. B. Hardham 1960-4-21 5518 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  OBI53476  Leptosyne gigantea Arthur W. Hazebrook 1991-4-19 22 San Luis Obispo Nipomo Dunes Complex, Big Coreoopsis HIll, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the Hill. N most naturally occurring pop Comment
  UCR135969  Lessingia pectinata var. pectinata George K. Helmkamp 2003-8-16 8074 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
  OBI25504  Lessingia pectinata var. tenuipes Malcolm G. McLeod, Dirk Walters 1979-8-15 1338 San Luis Obispo On consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan Crks with State hwy 58 Comment
  SBBG93910  Leymus condensatus S. A. Junak 1989-6-22 4077 San Luis Obispo upper reaches of Chorro Crk just E of "Dead Miner's Camp" above the Pick and Shovel Mine, Cuesta Ridge Botanical Area 609 Comment
  CAS-BOT-BC272183  Leymus triticoides Ernest C. Twisselmann 1963-12-15 9210 San Luis Obispo Choice Valley, 1 mile east of the summit, Temblor Range and the Western San Joaquin Valley 609 Comment
  UC1302336  Lilaea scilloides Robert F. Thorne and P. Everett 1963-6-12 32264 San Luis Obispo 1 mi n of entrance Piedras Blancas Point 7 Comment
  UC454907  Limnanthes douglasii subsp. nivea C. L. Flint San Luis Obispo Santa Margarita Comment
  UCSC004738  Limnanthes douglasii subsp. nivea Randall Morgan 2006-5-21 4604 San Luis Obispo Santa Margarita Comment
  OBI80349  Limonium perezii Kristen M. Nelson 2013-2-16 23 San Luis Obispo Between Pismo Beach and Avila Beach on CA-1 at Park Place. Vacant, weedy lot along disturbed roadside. 35 Comment
  OBI68356  Limonium sinuatum David J. Keil 2003-6-27 30273 San Luis Obispo Highway 1 north of San Simeon Acres, just north of Little Pico Creek Comment
  SEINET7063603  Linanthus bicolor 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
  JEPS13596  Linanthus ciliatus Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5244 San Luis Obispo e base La Panza Range (at La Panza Public Camp); Los Padres National Forest 655 Comment
  UC569246  Linanthus dichotomus P. A. Munz 1935-3-31 13594 San Luis Obispo 3 mi s Santa Maria highway (on road to Ojai, upper Cuyama Valley); Cuyama Valley Comment
  OBI11393  Linanthus dichotomus subsp. dichotomus R. F. Hoover 1958-3-19 8423 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  OBI32155  Linum bienne David J. Keil 1982-6-26 16247 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI26445  Linum lewisii Eben McMillan 1980-5-4 s.n. San Luis Obispo W side of hwy 41; 5 mi N by NE of Creston Comment
  OBI62993  Lithophragma affine D. R. Miller 1994-4-22 494 -233 San Luis Obispo Pine Mt Region. From low basin on coast side off Ridge rd near Hearst Gate; Pico Crk drainage 900 Comment
  OBI73457  Loeflingia squarrosa David J. Keil 2010-6-1 30821 San Luis Obispo La Panza Mountains. 4.5 road miles west of San Juan Creek bridge, and east of Highway 58 0?300 m along dirt road. 500 Comment
  OBI49639  Logfia filaginoides David J. Keil 1989-6-3 21225 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto Campground Comment
  SBBG12040  Logfia filaginoides C. B. Hardham 1961-4-17 6832 San Luis Obispo Pine Mtn, N of Cambria Comment
  CAS-BOT-BC342299  Logfia filaginoides Clare B. Hardham 1956-5-6 628 San Luis Obispo Santa Lucia Mountains. Hill Top Ranch. Adelaida Road Comment
  CAS-BOT-BC342300  Logfia filaginoides Clare B. Hardham 1958-4-28 3430 San Luis Obispo Santa Lucia Mountains. Intersection north road to Adelaida and Nacimiento Dam road Comment
  OBI16460  Logfia gallica Robert F. Hoover 1948-4-29 7494 San Luis Obispo Price Cyn Comment
  OBI65898  Logfia gallica D. R. Miller 1994-4-26 494 -241 San Luis Obispo Pine Mt region. From Hasman's cabin area; Pico Crk drainage 899 Comment
  CAS-BOT-BC283242  Lolium multiflorum Clare B. Hardham 1961-5-18 7100 San Luis Obispo The Santa Lucia Mountains. Between Pine Mountain and Rocky Butte Comment
  UC1122980  Lomatium californicum H. C. Lee 1937-5-8 896 San Luis Obispo Adelaida Road 335 Comment
  OBI82440  Lomatium caruifolium David J. Keil, with George Butterworth 2016-2-25 33464 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek 35 Comment
  OBI27154  Lomatium dasycarpum B. W. & T. W., T. W. 1967-3-25 San Luis Obispo Prefumo Cyn Comment
  SBBG94028  Lomatium dasycarpum subsp. dasycarpum S. A. Junak with D. A. Young, T. J. Ayers 1989-3-13 3929 San Luis Obispo W Cuesta Ridge, along dirt rd S of USFS Rd 29S11.3, SW of KSBY TV towers, E end of the Cuesta Ridge Botanical Area, ca. 3 mi W of US Hwy 101 609 Comment
  OBI8860  Lomatium parvifolium Aart C. De Vos 1963-4-18 55 San Luis Obispo Poly Cyn Comment
  UC1251645  Lomatium parvifolium Tracey and Viola Call 1964-6-6 2260 San Luis Obispo 4 mi SE of San Luis Obispo (Reservoir Canyon) 152 Comment
  CAS-BOT-BC218446  Lomatium parvifolium Lincoln Constance; Richard William Holm; Carroll Emory Wood 1949-4-24 3272 San Luis Obispo Serpentine knoll at E end of Los Osos Valley, 0.8 mile SW of San Luis Obispo 152 Comment
  UC1123043  Lomatium utriculatum C. M. Belshaw 1936-3-17 1637 San Luis Obispo 2.3 mi. n.-n.e. Nipomo (Plot 5); Nipomo Quad. 289 Comment
  UC2027073  Lomatium utriculatum Greg Wilvert 2005-5-15 425 San Luis Obispo Southeast Half of the Caliente Range: 2 km WSW of Semper Spring Comment
  UCSB70666  Lomatium utriculatum Magney, David 1998-4-22 San Luis Obispo Outer South Coast Ranges, La Panza Range, Shell Creek; NE of intersection of State Route 58 & Shell Creek Road 419 Comment
  OBI32386  Lomatium utriculatum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16050 San Luis Obispo End of dirt rd on NE side of Cypress mtn. Comment
  CAS-BOT-BC240573  Lonicera hispidula Robert F. Thorne; P. Everett 1963-6-7 32166 b San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway 579 Comment
  UC716292  Lonicera interrupta Roxana S. Ferris 1939-5-29 9762 San Luis Obispo hills about 4 mi se Templeton 304 Comment
  UCR48179  Lonicera involucrata R. F. Thorne 1968-6-7 37764 San Luis Obispo Oso Flaco Lake: Thicket near W margin of Lake 10 Comment
  CAS-BOT-BC243952  Lonicera involucrata var. ledebourii F. W. Peirson 1925-3-25 5694 San Luis Obispo Pismo Creek 30 Comment
  OBI77146  Lonicera involucrata var. ledebourii David J. Keil 1981-4-11 14334 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG104354  Lonicera subspicata var. denudata F. L. Johnson, E. A. Young 1993-5-24 ROB 571 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC234937  Lonicera subspicata var. denudata Ernest C. Twisselmann 1955-6-16 2152 San Luis Obispo La Panza Range. Queen Bee Canyon 673 Comment
  CAS-BOT-BC234940  Lonicera subspicata var. denudata R. F. Hoover 1946-10-19 6503 San Luis Obispo East slope of La Panza Range Comment
  SEINET8075653  Lotus corniculatus Lindsy Mobley, Vanessa Shevlin; Chad Porter 2014-5-20 2 San Luis Obispo Laguna Lake, San Luis Obispo, along the eastern side of the North Shore, 20 ft from water.; 0 12 Comment
  CDA11441  Lotus crassifolius var. otayensis G. F. Hrusa 1995-5-28 12193 San Luis Obispo Black Butte Research Natural Area; Black Butte Research Natural Area. Edge of Pinus attentuata stand NW of Ridge 4; Comment
  UC1392843  Lotus formosissimus R. F. Hoover 1968-4-20 11067 San Luis Obispo s of Arroyo de la Cruz Comment
  UC1927734  Lotus humistratus D. R. Miller 1994-4-8 494 -182 San Luis Obispo Road in to Cole Ranch, Marmolejo creek drainage 875 Comment
  UC57459  Lotus micranthus J. H. Barber 1900-3-30 1024 San Luis Obispo Paso Robles Santa Lucia Mts. Comment
  RSA585705  Lotus salsuginosus var. salsuginosus F. L. Johnson, E. A. Young 1993-5-23 ROB- 0538 San Luis Obispo 1 km SE of Twin Bridges on Boyscout Rd. Comment
  RSA406872  Lotus scoparius E. A. McGregor 1964-7-17 s.n. San Luis Obispo Between Grover City and Guadalupe. Comment
  UC55727  Lotus strigosus Mrs. R. W. Summers Apr 1925 San Luis Obispo La Questa Comment
  SEINET7062893  Lotus wrangelianus A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.6 miles east of Arroyo Grande on Huasna Road. (WGS84/NAD83). UTM Zone 10, 733380mE, 3891140mN. 195 Comment
  UCR122141  Lotus wrangelianus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5453 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  UC57382  Lotus wrangelianus J. H. Barber 1900-3-30 San Luis Obispo Paso Robles Santa Lucia Mts. Comment
  OBI75807  Lupinus albifrons Al Lindholm 1967-4-23 192 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
  OBI80694  Lupinus albifrons Mary Devlin, Kylen, Marshall 2015-3-3 1 San Luis Obispo Campus of California Polytechnic State University, Poly Canyon, Poly Canyon trail roadside. Foothills of Santa Lucia Mountains on slopes of rolling hills with outcrops of shale. 131 Comment
  UC1129329  Lupinus albifrons H. C. Lee 1936-5-11 600 San Luis Obispo 1/2 mi s head of Davis Canyon; Port San Luis Quad. Comment
  UC1285097  Lupinus albifrons R. F. Hoover 1963-5-4 8554 San Luis Obispo Upper Coon Creek; San Luis Range, Upper Coon Creek Comment
  CAS-BOT-BC195753  Lupinus albifrons var. albifrons R. F. Hoover 1949-5-12 7668 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  CAS-BOT-BC195780  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1937-5-1 4176 San Luis Obispo Reservoir Canyon near San Luis Obispo Comment
  POM350149  Lupinus albifrons var. albifrons Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  CAS-BOT-BC195761  Lupinus albifrons var. albifrons Beatrice F. Howitt 1960-4-7 195 San Luis Obispo 1 mile east of Cholame on road to Paso Robles Comment
  RSA348065  Lupinus arboreus Walter Wisura, Dave Kelly 1986-5-9 4121 San Luis Obispo Sand dunes behind Oceano campground. Comment
  SBBG68991  Lupinus arboreus M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCR132050  Lupinus arboreus George K. Helmkamp 2003-7-29 8046 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI35393  Lupinus arboreus Helen Jones 1982-8-7 78 San Luis Obispo Pidras Blancas Point Comment
  SEINET10837829  Lupinus arboreus Timothy Reeves, Donald J. Pinkava 1974-3-20 Reeves 11799 San Luis Obispo Ca 1 mile s of nipomo, route 101, grassy fields with eucalyptus Comment
  UC1601761  Lupinus arboreus var. eximius F. C. Vasek 1962-5-17 620517 -9 San Luis Obispo 1 mi s Morro Bay State Park; s of Morro Bay State Park Comment
  JEPS105166  Lupinus bicolor Dean W. Taylor 1995-4-6 14782 San Luis Obispo Cholame Valley (ca. 1 mile E of Cholame); Davis Road 0.45 mi S of jct of Hwy 41 350 Comment
  OBI47569  Lupinus bicolor David J. Keil 1985-3-31 18495 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and hwy 229 Comment
  RSA0036474  Lupinus bicolor Daisie Huang 2006-4-13 06041341 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  OBI12943  Lupinus bicolor Robert F. Hoover 1966-5-17 9873 San Luis Obispo Hills bordering San Luis Valley on S, W of Edna (Guidetti Ranch) Comment
  UC1502088  Lupinus bicolor D. B. Dunn and Brown 1946-5-12 2335 San Luis Obispo near Templeton (going up through a pass in the coast range); Coast Range, near Templeton Comment
  POM203585  Lupinus bicolor subsp. tridentatus I. L. Wiggins 1932-4-2 5857 San Luis Obispo Near Salinas River, 3 mi. E. of Templeton. Comment
  OBI70167  Lupinus chamissonis Bernard Miossi 1939-7-30 134 San Luis Obispo Along Pismo-Oceano hwy 1.5 mi S of Pismo Beach 15 Comment
  SBBG68985  Lupinus chamissonis R. Hoffmann 1930-4-19 San Luis Obispo Oceano Comment
  UCR132065  Lupinus chamissonis George K. Helmkamp 2003-7-29 8043 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  SEINET10488631  Lupinus chamissonis Donald E. Bright 1962-4-17 Bright 241 San Luis Obispo Sandy soil, along hwy 1, 3 mi. N of guadulupe. Bushy clump, 1-2 ft high, 2-3 Ft broad. Comment
  OBI83323  Lupinus concinnus Rhonda Riggins 1982-5-2 1383 San Luis Obispo Calf Canyon. Roadside Hwy. 58, 2.7 mi W Huerohuero Road. Comment
  SEINET5453963 Image available Lupinus densiflorus J. Stuart Lassetter 1971-4-13 1811 San Luis Obispo San Luis Obispo Co.- W of Paso Robles- on road to Adelaida- 1.5 mi W of jct with rd to Lake Nacimiento. Comment
  OBI31141  Lupinus hirsutissimus Julie M. Vanderwier 1979-5-11 17 San Luis Obispo Indian Knob Tar Sands Comment
  UCR163631  Lupinus hirsutissimus George K. Helmkamp, E. A. Helmkamp 2005-3-30 9264 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
  OBI42313  Lupinus latifolius David J. Keil 1986-6-7 19639 San Luis Obispo Los Osos. Along Los Osos Crk downstream from end of Calle Cordoniz and on slopes between Calle Cordoniz and the crk bed Comment
  OBI083582  Lupinus latifolius subsp. latifolius Michael Walgren 2016-4-21 528 San Luis Obispo Collect along Manzanita Trail in Montana de Oro State Park. 236 Comment
  POM308270  Lupinus latifolius subsp. latifolius Henry J. Ramsey, Henry J. Ramsey 1940-4-20 3113 San Luis Obispo Highway 41, Templeton, Cambria. Comment
  SEINET6744698 Image available Lupinus littoralis Marcus E. Jones 1882-1 3240 San Luis Obispo San Luis Obispo Comment
  SBBG108227  Lupinus microcarpus var. densiflorus C. B. Hardham 1956-4-18 439 San Luis Obispo Chimney Rock Ranch intersection Oak Flat Rd and N Rd to Adelaida Comment
  JEPS108063  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1182 San Luis Obispo Eagle Ranch Road, 0.3 mi S Santa Barbara Road N of Santa Margarita exit US 101 Comment
  SBBG17725  Lupinus microcarpus var. densiflorus Matson 1950-5-2 San Luis Obispo Park Hill district, near Pozo Comment
  UCSB49141  Lupinus microcarpus var. densiflorus Frykman, P. 1977-5-19 San Luis Obispo State Hwy. 41, 6 miles east of Hwy. 46 548 Comment
  OBI12884  Lupinus microcarpus var. horizontalis Robert F. Hoover 1950-4-14 7833 San Luis Obispo N end of Elkhorn Plain Comment
  OBI56807  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-28 1138 San Luis Obispo Head of Crocker Cyn, Hurricane Rd, 0.9 mi NE jct with Co. Rd 285. W side of Temblor Range Comment
  RSA201531  Lupinus microcarpus var. horizontalis Robert F. Hoover 1952-4-8 8089 San Luis Obispo West base of Temblor Range near McKittrick Road. Comment
  RSA659099  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-27 1137 San Luis Obispo Cooper (Old Sheep Camp) Canyon, Co. Rd. 285, 0.9 mi SE Hwy. 58. West slopes of Temblor Range. Comment
  SBBG17730  Lupinus microcarpus var. horizontalis D. Emery 1950-4-14 San Luis Obispo Panorama Point, Carrizo Plains Comment
  CDA27532  Lupinus microcarpus var. microcarpus R. Riggins 1978-5-9 1150 San Luis Obispo Highway 166, 2.7 miles east of Cuyama River, 3.2 miles east of Sierra Madre Road. 0 Comment
  OBI48413  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1140 San Luis Obispo Wash at base of Crocker Cyn, Hurricane Rd and Co. Rd 285. W side of Temblor range Comment
  UC615037  Lupinus microcarpus var. microcarpus Beryl O. Schreiber 1934-4-1 1063 San Luis Obispo road to Santa Margarita from Pozo; road to Santa Margarita from Pozo Comment
  UCR161670  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-5-17 9503 San Luis Obispo Central Coast, 2.5 mi WNW of San Simeon; along Calif. Highway 1 11 Comment
  UCR163606  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9196 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
  SEINET5737003 Image available Lupinus nanus Carl Mankinen 1969-1 41 a San Luis Obispo From west side of road on Antonio Dam Rd., 0.2 mile N of its junction with Nacimiento Road, NW of Paso Robles.; Paso Robles Comment
  UC1401294  Lupinus nanus Dunn and Brown 1946-5-17 2642 San Luis Obispo on Hiway 1 within 1200 ft of the ocean and 12.6 mi n San Simeon; n of San Simeon Comment
  RSA17792  Lupinus nanus subsp. nanus Carl B. Wolf 3580 San Luis Obispo 2-3 mi. inland from Ocean and about 5 miles north of Santa Maria River. 61 Comment
  RSA140475  Lupinus subvexus var. subvexus Clare B. Hardham 1960-4-30 5555 San Luis Obispo Peachy Canyon Comment
  SBBG118168  Lupinus succulentus E. Painter, M. Wetherwax 2000-5-16 CR 76 San Luis Obispo rd above Twin Bridges, parallel to Nacimiento River on N side; Camp Roberts 200 Comment
  UC1129751  Lupinus succulentus C. M. Belshaw 1936-3-18 1643 San Luis Obispo 2.9 mi ssw Adam's Ranch; Nipomo Quad. 274 Comment
  CDA11498  Lupinus truncatus G. F. Hrusa 1995-5-28 12278 San Luis Obispo Cuesta Ridge, E of US 101. Black Butte Research Natural Area, below radio facility on Peak 1, immed. north of Mt. Lowe. Comment
  OBI28155  Lupinus truncatus M. A. Glass 1981-5-5 38 San Luis Obispo Ecological Study Area. Cal Poly State Univ, San Luis Obispo Comment
  RSA17783  Lupinus truncatus Carl B. Wolf 1929-4-15 3590 San Luis Obispo 2 miles S of Oceano. 30 Comment
  SBBG17711  Lupinus truncatus D. Emery 1950-4-21 San Luis Obispo Blue Gum Eucalyptus grove 0.5 mi W of Nipomo Comment
  OBI25482  Luzula subsessilis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier 1980-5-18 14026 San Luis Obispo Arroyo de la Cruz. Ca. 1 mile E of California Rte 1 on Hearst Ranch Comment
  OBI10149  Lyonothamnus floribundus James P. Ashby 1970-4-16 69 San Luis Obispo On S side of Cal Poly campus 0 Comment
  OBI37679  Lysimachia arvensis Eric Wise 1981-7-26 965 San Luis Obispo Poly Cyn Comment
  OBI5625  Lysimachia arvensis Sharon Jochums 1974-5-18 229 San Luis Obispo On marine terr just S of Arroyo de la Cruz W of hwy 1 Comment
  OBI75468  Lysimachia arvensis Jenner Whitt 2003-4-3 19 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  SD143861  Lythrum hyssopifolia G. K. Helmkamp 1997-6-20 2049 San Luis Obispo Ca. 0.2 mile northeast of Buckskin and Martingale in Los Osos. Comment
  SEINET11261211  Lythrum hyssopifolia Robert L. Johnson 2015-7-30 4048 San Luis Obispo Terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. North bank of creek just north of Shamel Community Park.; 0 2 Comment
  OBI36947  Lythrum hyssopifolia Eric Wise 1981-6-27 1005 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  SBBG93790  Madia exigua S. A. Junak 1990-5-1 4251 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. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  OBI28260  Madia gracilis Spasbo/Krystoff 1982-4-18 20 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  SBBG61186  Madia radiata J. E. Butner 1950-3-18 696 San Luis Obispo MacMillan Ranch, Temblor Range Comment
  OBI15704  Madia sativa Robert F. Hoover 1966-9-13 9998 San Luis Obispo 2 mi N of Arroyo de la Cruz on State hwy 1, by roadside Comment
  RSA646267  Maianthemum stellatum P. M. Harthill 1972-4-15 s.n. San Luis Obispo See Canyon 18 Comment
  SBBG87968  Malacothamnus gracilis C. F. Smith 1988-5-17 12127 San Luis Obispo above cyn SE of St Hwy 58 and turnoff to Navajo Rd Comment
  OBI20343  Malacothamnus jonesii David J. Keil 1979-6-9 s.n. San Luis Obispo Calf cyn along hwy 58 near jctn with hwy 229 Comment
  OBI70351  Malacothamnus jonesii Unknown 1998-6-16 s.n. San Luis Obispo Calf Cyn, along hwy 58, from jctn with hwy 229 Eastward for ca 1 mi Comment
  UC18786  Malacothamnus jonesii W. H. Brewer 1861-3-3 554 San Luis Obispo above Nascimiento River; Santa Lucia Mountains Comment
  JEPS99440  Malacothamnus palmeri Clare B. Hardham 1961-5-12 6990 San Luis Obispo Mono Road, near road to Cerro Alto fire lookout Comment
  JEPS26417  Malacothamnus palmeri var. palmeri Winifred Davis 1931-11-23 San Luis Obispo Cambria Comment
  OBI32648  Malacothrix clevelandii David J. Keil 1982-5-2 15891 San Luis Obispo Ca 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  UC1069936  Malacothrix coulteri G. T. Nordstrom 1937-4-28 1121 San Luis Obispo 3.7 mi ne Chimney Rock; Adelaida Quad. Comment
  OBI55280  Malacothrix floccifera David J. Keil, with Kathleen A. Keil 1998-5-26 27434 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Rd., 3.3 miles from Hwy 58 (35 deg. 21.466' N x 120 deg. 16.570' W). 640 Comment
  SBBG15610  Malacothrix incana M. A. Piehl 1963-4-21 6386 San Luis Obispo S end of Morro Bay, ca. 2 mi W of Los Osos 9 Comment
  UCR231135  Malacothrix incana R. F. Thorne, Percy C. Everett 1963-4-21 31631 San Luis Obispo Central Coast, south end of Morro Bay between bay and ocean 12 Comment
  UCR247972  Malacothrix incana David J. Keil 2012-8-21 31502 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, north of Grand Avenue, Grover Beach 8 Comment
  RSA517421  Malacothrix phaeocarpa Steven A. Junak, Davis 1990-5-17 4350 San Luis Obispo Near N edge of Cuesta Ridge Botanical Area, along private dirt road on Ames property at 8770 Tassajera Creek Rd. 1.8 miles W of Hwy 101 and 0.3 miles S of Tassajera Creek Rd. 494 Comment
  OBI56409  Malacothrix saxatilis var. commutata David J. Keil, with V. L. Holland 1999-5-4 28326 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI78633  Malva parviflora David J. Keil 2013-8-28 31971 San Luis Obispo Morro Bay State Park. Morro Bay Marina parking area 3 Comment
  UCD116639  Malva parviflora Austin P. Griffiths 1987-3-17 18068 San Luis Obispo San Luis Obispo County: location unknown. Comment
  SEINET13752249 Image available Malva sylvestris Richard R. Halse 2015-1 9361 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. 3 Comment
  RSA195148  Malvella leprosa E. C. Twisselmann 1967-8-22 13556 San Luis Obispo Vernal pool bed at the summit of Palo Prieta Canyon. 640 Comment
  OBI66275  Marah fabacea David J. Keil, with V. L. Holland, Erik Frenzel, et al. 2001-4-26 29380 San Luis Obispo Highway 166, 11 road miles east from Tepusquet Canyon Road at National Forest trailhead. Vicinity of 35.10789 deg. N x 120.07590 deg. W 427 Comment
  RSA614569  Marah fabacea George K. Helmkamp, E. A. Helmkamp 1997-3-8 1434 San Luis Obispo Along CA-58 just W of Navajo Creek (W of Carrizo Plain) 564 Comment
  UCR140093  Marah fabacea George K. Helmkamp 2004-2-11 8278 San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  UCR91800  Marah fabacea George K. Helmkamp 1996-3-15 1005 San Luis Obispo Central Coast, Los Osos, at the corner of Martingale Ave. and Buckskin Dr. 61 Comment
  UC456053  Marah fabacea I. J. Condit 1910-3-30 San Luis Obispo canyon back of Painted Rock; Carisa Plains Comment
  OBI13680  Marrubium vulgare P. J. Justen 1966-4-29 22 San Luis Obispo Poly Cyn Comment
  OBI3497  Marrubium vulgare Lynch 1971-5-29 45 San Luis Obispo Cal Poly; On the S side of Shepherd's Reservoir Comment
  OBI56634  Matricaria discoidea David J. Keil 1998-6-8 27727 San Luis Obispo Hwy 58, 6.2 road miles E of junction with Red Hill Rd. Comment
  CAS-BOT-BC348309  Matricaria occidentalis R. F. Hoover 1966-4-2 9796 San Luis Obispo East side of Soda Lake, Carrizo Plain Comment
  OBI15635  Matricaria occidentalis Robert F. Hoover 1968-4-17 11059 San Luis Obispo W side of Soda Lake, Carrizo Plain Comment
  RSA201610  Meconella denticulata Robert F. Hoover 1950-4-30 7860 San Luis Obispo East slope of La Panza Range Comment
  UCR122502  Meconella linearis George K. Helmkamp, E. A. Helmkamp 2001-5-2 6612 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  RSA201666  Medicago polymorpha Robert F. Hoover 1953-5-28 8324 San Luis Obispo Lopez Canyon Comment
  SBBG96883  Medicago polymorpha C. Zeeb 1984-1-21 2 San Luis Obispo 0.6 mi E on Pennington Crk Rd Comment
  CAS-BOT-BC271196  Melica John Thomas Howell 1964-6-30 40849 San Luis Obispo Cambria Comment
  CAS-BOT-BC269456  Melica californica Clare B. Hardham 1957-5-4 1817 San Luis Obispo Santa Lucia Mountains. Oak Flat Comment
  OBI59128  Melica californica David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27397 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  CAS-BOT-BC269465  Melica californica Ernest C. Twisselmann 1954-4-30 1127 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Hills, head of Palo Prieta Creek 609 Comment
  OBI79715  Melica imperfecta David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31571 San Luis Obispo Avenales Ranch, south of Pozo 425 Comment
  UCD147199  Melica imperfecta Diana Hickson; R. Boul, G. Butterworth, M. Gogol-Prokurat 2008-4-23 CARR 121 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 694 Comment
  CAS-BOT-BC281680  Melica imperfecta H. C. Lee 1936-3-10 475 San Luis Obispo 0.5 mile S of Indian Knob Comment
  CAS-BOT-BC264275  Melica torreyana Clare B. Hardham 1961-5-12 6992 San Luis Obispo Cerro Alto, Santa Lucia Mountains 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
  RSA0042915  Melilotus indicus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6291 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
  OBI36698  Melilotus indicus Eric Wise 1981-9-17 1141 San Luis Obispo Salinas River at hwy 58 Comment
  SBBG6416  Mentha spicata C. B. Hardham 1958-9-19 3862 San Luis Obispo Atascadero Crk, Atascadero Comment
  OBI36865  Mentha spicata Eric Wise 1981-9-17 1102 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 plant Comment
  UC1224764  Mentzelia affinis R. F. Hoover 1952-4-10 8115 San Luis Obispo between San Juan River (Carrizo Plain) Comment
  RSA115613  Mentzelia affinis E. C. Twisselmann 1955-5-18 1994 San Luis Obispo San Juan River Valley, 8.6 miles south of Shandon 427 Comment
  UCD117232  Mentzelia dispersa Ernest C. Twisselmann 1960-7-25 5978 San Luis Obispo San Luis Obispo County: Upper Gillis Canyon. 716 Comment
  OBI78275  Mentzelia gracilenta Robert F. Hoover 1952-5-25 8224 San Luis Obispo Caliente Mt, W of peak Comment
  OBI75720  Mentzelia gracilenta D. R. Miller 2011-5-20 511 .948 San Luis Obispo Rocky Butte/Pine Mt region. At edge of rocky outcropping at Saddle Potrero which drains into Tobacco Crk drainage Comment
  OBI57107  Mentzelia micrantha G. F. Hrusa 1995-5-2 12275 San Luis Obispo Black Butte Research Natural Area; below Peak 1 radio facility 625 Comment
  OBI74658  Mentzelia micrantha David J. Keil 1987-5-6 20130 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI56447  Mesembryanthemum crystallinum David J. Keil 1999-5-20 28350 San Luis Obispo Pismo Beach. Along Crpress Street. Comment
  SBBG125794  Micranthes californica T. Fitanides with A. Baniaga 2010-2-28 37 San Luis Obispo Tierra Redonda Mtn 366 Comment
  SJSU3405  Micropus californicus C. W. Sharsmith 1962-4-22 6882 San Luis Obispo Carrizo Rocks on edge of Carrizo Plain c. 4 mi SW of Simmler Comment
  SBBG126122  Microseris campestris D. Keil with C. Clark 1999-4-17 26776 San Luis Obispo Carrizo Plain, N of Soda Lake in vicinity of intersection of Belmont Trail and Clarksburg Rd Comment
  UCR175441  Microseris douglasii Mark A. Elvin, Nic Huber 2006-3-30 4623 San Luis Obispo Central Coast, San Luis Obispo; north side of Laguna Lake, at the base of the hill. 61 Comment
  OBI15617  Microseris douglasii Robert F. Hoover 1967-4-20 10489 San Luis Obispo 2 mi NW of Creston Comment
  OBI32798  Microseris douglasii David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12715 San Luis Obispo 10 mi SE of Calif Rte 58 along Simmler - Soda Lake rd Comment
  UC1953212  Microseris douglasii subsp. douglasii David Keil with Jason Dart and Meg Perry 2010-4-27 20745 San Luis Obispo Carrizo Plain west-southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  CAS-BOT-BC349000  Microseris douglasii subsp. douglasii R. F. Hoover 1949-5-1 7649 San Luis Obispo Cholame Valley, at junction of Cottonwood and Polonio Pass roads Comment
  OBI77703  Microseris douglasii subsp. tenella David J. Keil 1998-5-18 27286 San Luis Obispo E of Cayucos along Old Creek Rd., 2.8 mi. from junction with californica. Rte. 1, about 500 ft. E of Whale Rock Reservoir. Comment
  OBI56458  Microseris elegans David J. Keil, with V. L. Holland 1999-4-27 28264 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  OBI56726  Microseris elegans David J. Keil 1998-5-4 27056 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  SEINET6190452  Mimetanthe pilosa David Keil 1989-6-3 21222 San Luis Obispo Between Atascadero and Morro Bay along California Highway 41, 0.4 miles S of highway at Cerro Alto Campground. Comment
  OBI51707  Mimulus aurantiacus R. Mike Arens 1994-4-30 62 San Luis Obispo Calif Polytechnic State University campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  UC2013237  Mimulus aurantiacus Beth Landy with Julie Sessions 1986-7-24 2 San Luis Obispo Grassy hills of Poly Canyon. Comment
  UCD67312  Mimulus aurantiacus G. F. Hrusa 1993-5-22 11118 San Luis Obispo San Luis Obispo County: approx. 1/2 m N of Mt. Lowe. 600 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
  OBI9499  Mimulus aurantiacus var. aurantiacus F. Rush May1956 119 San Luis Obispo Mt. SLO Comment
  UC1063578  Mimulus aurantiacus var. pubescens W. A. Peterson 1937-5-10 828 San Luis Obispo 1/2 mi se of mouth Placer Creek; La Panza Quadrangle Comment
  UC26928  Mimulus fremontii var. fremontii W. H. Brewer 1861-4-30 497 San Luis Obispo Atascadero Comment
  JEPS59035  Mimulus fremontii var. fremontii Clare B. Hardham 1961-4-20 6901 San Luis Obispo w Adelaida; Santa Lucia Mountains, Franklin Creek Comment
  OBI8498  Mimulus guttatus R. D. McCall 1978-10-21 6 San Luis Obispo In Reservoir Cyn Comment
  OBI27939  Mimulus guttatus Joan Coffey 1972-5-15 17 San Luis Obispo About 1 mi N on Poly Cyn rd, San Luis Obispo Comment
  OBI64119  Mimulus guttatus David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29324 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  SBBG118186  Mimulus latidens E. Painter, M. Wetherwax, D. Wilken, D. Keil 1991-4-17 CR 186 San Luis Obispo SE of jct of W Perimeter and Bee Rock Rds; Camp Roberts 217 Comment
  CAS-BOT-BC174688  Minuartia cismontana R. F. Hoover 1947-4-20 6990 San Luis Obispo Yaro Creek district n. of Pozo Comment
  OBI32395  Minuartia douglasii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16042 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts. NE side of mountain on hillside above cypress swamp Comment
  CAS-BOT-BC388823  Minuartia douglasii Mrs. R. W. Summers 1886-4-17 75 San Luis Obispo Unspecified Comment
  OBI64593  Minuartia douglasii David J. Keil 2003-5-6 30167 San Luis Obispo Highway 58, ca. 1 mile east of Highway 229 Comment
  CAS-BOT-BC434723  Mirabilis laevis var. crassifolia Alice Eastwood 1926-5-3 13774 San Luis Obispo Avila Comment
  UC11285094  Mirabilis laevis var. crassifolia R. F. Hoover 1949-5-1 7644 San Luis Obispo summit of Cottonwood Pass Comment
  CDA34855  Modiola caroliniana David J. Keil 2009-9-26 30644 San Luis Obispo San Luis Obispo; southern outskirts of town. Tank Farm Road near Farm Supply store. Comment
  CAS-BOT-BC219865  Monardella breweri subsp. breweri L. R. Abrams 1913-7-20 5048 San Luis Obispo Near Templeton Comment
  UCD125183  Monardella breweri subsp. lanceolata Frederic Hrusa 1987-5-27 5368 San Luis Obispo San Luis Obispo County: Immediately to northeast of Big Rocks in Cuyama Valley, approximately 1 mile noprth of Rock Front Ranch along Highway 166. Comment
  RSA42971  Monardella crispa Robert F. Hoover 1947-8-8 7354 San Luis Obispo Oceano Comment
  SFV3179  Monardella crispa E. R. Blakley 1958-8-2 2425 San Luis Obispo Dune Lake 4 miles south of Oceano. 3 Comment
  SBBG119411  Monardella palmeri E. Painter, M. Wetherwax 2000-6-12 SLO 133 San Luis Obispo S of Pick and Shovel Mine, E of Chorro Crk; Camp San Luis Obispo 400 Comment
  UC104690  Monardella palmeri E. Palmer. M. D. 1876-8-2 359 San Luis Obispo n San Luis Obispo; Coast Range; N of San Luis Obispo Comment
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Jul 11 2015
  UC771773  Monardella palmeri R. F. Hoover 1946-6-15 6146 San Luis Obispo between Santa Margarita and Pozo (Rinconada Mine); Rinconada Mine Comment
  OBI13618  Monardella sinuata subsp. sinuata Robert F. Hoover 1947-7-16 7304 San Luis Obispo Price Cyn Comment
  UC1285265  Monardella undulata R. F. Hoover 1947-7-16 7304 San Luis Obispo Price Canyon Comment
Read comments
Sep 11 2013
  UC2037112  Monardella undulata C. Epling, Mrs. Epling Aug 1 1935-Aug 15 1935 San Luis Obispo Oceano Comment
  OBI58397  Monardella undulata subsp. crispa Austin P. Griffiths, K. G. & G. J. Jones 1986-5-3 s.n. San Luis Obispo Pismo Dunes Region, few hundred yds W of Little Coreopsis Hill 300 Comment
  HSC103424  Monardella undulata subsp. crispa James D. Jokerst, John Sorenson 1987-6-2 2909 San Luis Obispo Pismo Dunes, across railroad W and NW of main office of Union 76 Refinery. Comment
  SBBG109897  Monardella undulata subsp. undulata C. B. Hardham 1967-5-17 14538 San Luis Obispo near Black Cyn, Nipomo Mesa Comment
  SEINET892721  Monardella undulata var. undulata Lewis S. Rose 1950-1 50126 San Luis Obispo Oso Flaco Lake Region Comment
  UCR248182  Monardella villosa subsp. obispoensis David J. Keil 1998-8-26 23048 San Luis Obispo Los Padres National Forest. 2.2 road mi northwest of Rock Front Ranch turnoff from Hwy 166 along Branch Creek Road Comment
  OBI58179  Monardella villosa subsp. obispoensis David J. Keil 1998-8-26 28048 San Luis Obispo Los Padres National Forest. 2.2 road miles NW of Rock Front Ranch turnoff from Hwy 166 along Branch Creek Rd. (35 deg. 07.876' N x 120 deg. 07.289' W). Comment
  JEPS83675  Monolopia congdonii Dean W. Taylor 1986-3-23 8743 San Luis Obispo along road from Elkhorn Plain to corrals Carrizo Plain; Panorama Hills Quadrangle 640 Comment
  CAS-BOT-BC349559  Monolopia lanceolata Ernest C. Twisselmann 1952-5-1 577 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 640 Comment
  CDA16334  Monolopia lanceolata G. F. Hrusa 2000-4-1 15321 San Luis Obispo Carrizo Plain; Hills above and to W of Swain pasture. 762 Comment
  UC583307  Monolopia lanceolata Lewis S. Rose 1936-3-18 36066 San Luis Obispo 45 mi w Maricopa; Cuyama Valley 609 Comment
  UCR42871  Monolopia lanceolata David J. Keil 1978-3-19 12613 San Luis Obispo Temblor Range, East of California Valley along Hwy 58 488 Comment
  CAS-BOT-BC349568  Monolopia lanceolata Ira L. Wiggins 1932-3-20 5785 San Luis Obispo Hillsides in immediate vicinity of Cholame 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
  CAS-BOT-BC349678  Monolopia stricta H. D. Ripley; R. C. Barneby 1941-4-27 3291 San Luis Obispo About Soda Lake, Carrizo Plains [Plain] 670 Comment
  SBBG110156  Mucronea californica C. B. Hardham 1987-6-18 San Luis Obispo Baywood Park near entrance to Montana de Oro State Park Comment
  SBBG36978  Mucronea californica Henry Chapman Ford 1893-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG109904  Mucronea perfoliata C. B. Hardham 1962-5-10 10089 San Luis Obispo jct of Shell Crk and Camatta Rd, E of Creston Comment
  OBI10919  Mucronea perfoliata Robert F. Hoover 1949-6-4 7752 San Luis Obispo At San Juan River on Pozo-Simmler Rd Comment
  RSA216848  Muhlenbergia asperifolia Robert F. Hoover 1966-10-7 10134 San Luis Obispo Cuyama River at Cuyama Ranch (north of New Cuyama). Comment
  UCD87119  Muhlenbergia rigens Ernest C. Twisselmann 1953-9-23 794 San Luis Obispo San Luis Obispo County: Head of Palo Prieto Creek, 7 mi. s. of Cholame. Comment
  UC1134639  Muilla maritima C. M. Belshaw 1936-3-19 1665 San Luis Obispo 1 mi e Porter Ranch (Plot 16); Nipomo Quadrangle Comment
  OBI58604  Myosurus minimus David J. Keil 1998-4-16 26771 San Luis Obispo Los Padres National Forest. Black Mountain Rd., 1.2 miles NW of junction with road to Navajo Camp Comment
  SBBG233  Myriopteris cooperae C. B. Hardham 1957-5-12 1902 San Luis Obispo Franklin Crk, near Camp Natoma Comment
  OBI1189  Myriopteris covillei R. F. Hoover 1950-2-26 7766 San Luis Obispo North of summit on Santa Margarita Creston Road. Comment
  OBI69778  Myriopteris covillei D. R. Miller 1993-8-13 893 -40 San Luis Obispo Growing on icky faces of large boulders on South slope of Pine Mt. at 'The Caves Comment
  OBI76622  Myriopteris intertexta Michael Walgren 2012-9-20 285 San Luis Obispo Off Old Crk Rd near Cayucos, on Montecito Rd, roughly two mi E of its jctn with Old Crk rd 129 Comment
  RSA251004  Najas marina Robert F. Thorne 1965-11-7 35575 San Luis Obispo Oso Flaco Lake 8 Comment
  CAS-BOT-BC456207  Najas marina Ernest C. Twisselmann 1959-11-2 5901 San Luis Obispo Oso Flaco Lake. 6 Comment
  UC791008  Nassella lepida G. L. Stebbins Jr. and R. M. Love 1941-3-23 3069 San Luis Obispo open ne-facing slope 4 mi n San Luis Obispo (near foot of grade); Cuesta Grade Comment
  UCD87639  Nassella pulchra P. B. Kennedy 1929-4-12 s.n. San Luis Obispo San Luis Obispo County: 7.7 miles from Morro, Atascadero Road. Comment
  OBI15137  Nasturtium gambelii Robert F. Hoover 1947-8-2 7345 San Luis Obispo Near small Twin Lake, S of Arroyo Grande Comment
  RSA0013396  Nasturtium officinale Mark A. Elvin, Joanna Iwanicha 2009-6-30 6375 San Luis Obispo lower reaches of Oso Flaco Creek, just behind beach 5 Comment
  SBBG9289  Navarretia atractyloides H. and M. Dearing 1940-6-16 4382 San Luis Obispo near Paso Hills [Pozo Hills?] Comment
  OBI76687  Navarretia hamata subsp. parviloba Jason Dart 2006-5-24 278 San Luis Obispo Ranchland at the far N end of Golden hill Rd, on a terr above Huerhuero Crk, Paso Robles 239 Comment
  UC146827  Navarretia jaredii Katharine Brandegee 1911-5 San Luis Obispo Paso Robles, hills back of Hotel Paso Robles Comment
  JEPS108309  Navarretia mitracarpa David Gowen 2005-5-23 381 San Luis Obispo W. side of Cottonwood Pass on HWY 41, S. side of road on gentle E-facing slope. Comment
  OBI59534  Navarretia mitracarpa David J. Keil, with V. L. Holland 1999-6-9 28372 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
  CAS-BOT-BC230458  Navarretia mitracarpa John Thomas Howell 1948-6-15 24358 San Luis Obispo Red Hills SE of Shandon 762 Comment
  UC127289  Navarretia nigelliformis subsp. radians Benj. Cobb 1907-1 6 San Luis Obispo Paso Robles Comment
  SBBG117512  Navarretia prostrata J. Froland 2000-5-9 3 San Luis Obispo NW of Rd C-25, N of Tower Rd, Training Area O; Camp Roberts 250 Comment
  CAS-BOT-BC411000  Nemacladus gracilis Ernest C. Twisselmann 1955-5-18 2000 San Luis Obispo Temblor Range and Western San Joaquin Valley. San Juan River Valley, 8.6 miles S of Shandon 426 Comment
  JEPS13027  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi with Roxana S. Ferris and G. T. Robbins 1955-5-25 5230 San Luis Obispo 5.7 mi e Santa Margarita (Parkhill Road) 365 Comment
  OBI57362  Nemacladus secundiflorus var. secundiflorus David J. Keil 1998-6-1 27566 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI3990  Nemophila menziesii Elizabeth Rudd 1971-3-9 182 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  UC310223  Nemophila menziesii Philip A. Munz 1926-4-8 10123 San Luis Obispo Paso Robles Comment
  OBI58191  Nemophila pedunculata David J. Keil 1998-4-9 26624 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI47313  Nemophila pedunculata David J. Keil 1982-3-7 15696 San Luis Obispo Tassajera Cyn, between Santa Margarita and Cuesta summit. At first hill past jctn of Tassajara Crk rd and US 101 Comment
  UCSC008900  Nemophila pedunculata Randall Morgan 2014-5-4 5601 San Luis Obispo Calf Canyon Comment
  OBI72572  Nicotiana glauca Jillian C. Boettcher 2002-4-29 12 San Luis Obispo Avila beach. Cliffs lining Old Port Beach across from the Avila Beach Pier 3 Comment
  SBBG107556  Nicotiana quadrivalvis C. B. Hardham 1957-7-14 2466 San Luis Obispo Santa Rita Crk, 4 mi W of Templeton Comment
  SBBG16114  Nicotiana quadrivalvis E. C. Twisselmann 1962-8-23 7694 San Luis Obispo hills at summit of Palo Prieta Cyn 701 Comment
  CDA41171  Nicotiana quadrivalvis L. Julian, J. Dart 2000-11-7 38 San Luis Obispo Santa Margarita. Santa Margarita Ranch off of Pozo Road next to five mile bridge. Alongside Rinconada Creek. Comment
  OBI14334  Notholithocarpus densiflorus var. densiflorus W. Kent Allender 1962-12-17 15 San Luis Obispo Collected in burn area, Cuesta Summit N of US 101, San Luis Obispo Comment
  OBI64732  Notholithocarpus densiflorus var. densiflorus D. R. Miller 1994-6-15 694 -447 San Luis Obispo Pine Mt. Region. Next to Ridge road above Ocean View Mine Area; Tobacco creek drainage 900 Comment
  CAS-BOT-BC400109  Nuphar polysepala Ira L. Wiggins 1929-4-15 3587 San Luis Obispo Between Guadalupe and Oceano Comment
  UC573401  Nuttallanthus texanus C. M. Belshaw 1936-3-17 1596 San Luis Obispo 2.5 mi s and 1 mi e of Nipomo 76 Comment
  OBI80467  Oemleria cerasiformis David J. Keil 2015-2-14 32641 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 70 Comment
  UC1128071  Oemleria cerasiformis H. C. Lee 1937-4-11 823 San Luis Obispo 2.5 mi sw Templeton; Paso Robles Quad. 259 Comment
  SBBG45329  Oenanthe sarmentosa L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake Comment
  UCD127742  Oenanthe sarmentosa P. B. Kennedy 1927-7-12 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  UCR252041  Oenanthe sarmentosa Dan S. Cooper 2013-8-7 813- 70 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  CDA14300  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 h San Luis Obispo Central California; 9975 Temettate Dr. off Suey Ck. Rd. approx. 15 mi. E of Santa Maria. Comment
  CDA15873  Ononis alopecuroides G. Perez, M. Lea 2000-2-15 PDR 1233803 San Luis Obispo Central California; Temetatte Rd. site, off Suey Ck. Rd., E of Santa Maria. 0 Comment
  SEINET2057369 Image available Opuntia phaeacantha McCleod 2007-10-25 1237 San Luis Obispo Cuyama Valley. Comment
  UC1121730  Opuntia phaeacantha H. C. Lee 1936-6-13 667 San Luis Obispo 3 1/2 mi nw Stanley Mtn.; Santa Barbara National Forest, Nipomo Quadrangle Comment
  UC1224763  Orobanche uniflora subsp. occidentalis R. F. Hoover 1951-4-15 8037 San Luis Obispo Stoney Creek, tributary of Huasna River. Comment
  RSA17778  Orthocarpus erianthus var. roseus Carl B. Wolf 1929-4-15 3595 San Luis Obispo 8 miles west of San Luis Obispo on road to Morro Bay 91 Comment
  POM222629  Orthocarpus purpurascens Alice Eastwood 1905-4-19 18871 San Luis Obispo On road to Morro from San Luis Obispo. Comment
  UC1302889  Osmorhiza brachypoda Clare B. Hardham 1961-4-26 6931 San Luis Obispo w Adelaide; Franklin Creek Comment
  SEINET3147135  Packera breweri Unknown 1907-4-15 sn San Luis Obispo Paso Robles Comment
  CAS-BOT-BC318236  Packera breweri Chester Dudley 1936-5-1 s.n. San Luis Obispo Pointed Rock, Carizzo Plain Comment
  CAS-BOT-BC318237  Packera breweri Clare Butterworth Hardham 1956-4-19 469 San Luis Obispo Kiler Canyon Comment
  CAS-BOT-BC318240  Packera breweri Roxana Stinchfield Ferris 12800 San Luis Obispo summit of Creston-la Panza road Comment
  CAS-BOT-BC121198  Paeonia californica R. C. Wenk; D. J. Spurr 2007-4-7 590 San Luis Obispo Los Padres National Forest, along Pozo Road, about 11 road miles S of Santa Margarita. 573 Comment
  CAS-BOT-BC121271  Paeonia californica W. R. Dudley 1905-1-4 s.n. San Luis Obispo Near Wyse, Adelaida Comment
  OBI79395  Paeonia californica David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31672 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  SEINET11261328  Panicum miliaceum Robert L. Johnson 2015-7-30 4039 San Luis Obispo Near terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. Just north of Shamel Community Park.; 0 2 Comment
  OBI65735  Panicum miliaceum D. R. Miller 1994-7-13 794 .502 San Luis Obispo Pine Mt Region. Around W corner of Chappelka's main house fl beds. On Ridge Rd, upper Pico crk drainage 914 Comment
  UC1296234  Papaver californicum R. F. Hoover 1947-3-26 6759 San Luis Obispo Oak Park District Comment
  OBI7388  Passiflora caerulea B. Sullivan 1976-6-2 93 San Luis Obispo Along Madona Rd near San Luis Obispo crk (Caltrns bldg), San Luis Obispo Comment
  OBI20863  Pectocarya heterocarpa Robert F. Hoover 1948-4-17 7463 San Luis Obispo San Juan River S of Shandon Comment
  UCD40575  Pectocarya penicillata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1540 San Luis Obispo Carrizo Plain National Monument. Visitor Center off of Soda Lake Road. 609 Comment
  OBI79318  Pectocarya pusilla David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31713 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area Comment
  UC454812  Pedicularis densiflora I. J. Condit 1908-4-2 San Luis Obispo Cuesta summit Cuesta 792 Comment
  JEPS82364 Image available Pedicularis dudleyi Rhonda Riggins 1980-3-16 1195 San Luis Obispo 11.6 mi n of San Simeon (s of Arroyoi de la Cruz, 1 mi e of CA 1) Comment
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Dec 30 2019
  CAS-BOT-BC207008  Pelargonium X hortorum Ernest C. Twisselmann 1967-4-27 12925 San Luis Obispo Abandoned service station 1.9 miles north of Piedras Blancas Point 6 Comment
  OBI6209  Pelargonium X hortorum Shirley Vaughan 1974-5-26 20 San Luis Obispo 10 Crandall Way Comment
  UC1874943  Pellaea andromedifolia Ruth Kirkpatrick 2003-7-7 1164 San Luis Obispo Along Santa Rosa Creek Road, ca. 10.5 mi from Cambria. 289 Comment
  UC1874944  Pellaea mucronata subsp. mucronata Ruth Kirkpatrick 2003-7-7 1165 San Luis Obispo Bishop Peak, along trail to summit. 320 Comment
  UCR122602  Pennisetum clandestinum George K. Helmkamp 1995-11-25 106 San Luis Obispo Central Coast, San Simeon Creek Rd, 0.2 mi east of Calif. Hwy 1, at the NE edge of San Simeon State Campground 76 Comment
  UC1063221  Penstemon centranthifolius H. C. Lee 1936-2-21 407 San Luis Obispo 1 1/2 mi sw Los Berros; San Luis Obispo National Forest, Arroyo Grande Quad. Comment
  RSA305773  Penstemon centranthifolius James R. Shevock 1972-4-1 1515 San Luis Obispo E slope Poso Grade. 610 Comment
  UC1553357  Pentagramma triangularis subsp. triangularis T. Ranker 1986-4-21 870 San Luis Obispo n of Pismo Beach (sw corner Avila Rd and Hwy 101) 48 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
  RSA201631  Perideridia gairdneri subsp. gairdneri Robert F. Hoover 1949-6-4 7754 San Luis Obispo Highland district Comment
Read comments
Nov 27 2012
  OBI56878  Perideridia pringlei David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27423 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  CAS-BOT-BC94949  Peritoma arborea R. C. Wenk 2007-4-8 593 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge 914 Comment
  SEINET11261792  Persicaria lapathifolia David Keil 2011-11-5 31145 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd Street bridge.; 0 8 Comment
  CAS-BOT-BC419070  Persicaria lapathifolia Clare B. Hardham 1958-9-6 3924 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  UCR42842  Phacelia brachyloba David J. Keil 1982-5-2 15890 San Luis Obispo c. 1 mi west of jct. of Hueruero Rd. with Calif. Rte 58 and S on dirt road 484 Comment
  OBI13847  Phacelia brachyloba Robert F. Hoover 1947-4-26 7081 San Luis Obispo Parkhill district Comment
  OBI75458  Phacelia brachyloba Jenner Whitt 2003-5-4 86 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  OBI56199  Phacelia cicutaria var. hispida David J. Keil 1989-6-2 s.n. San Luis Obispo Along hwy 41 between Morro Bay and Atascadero, ca 1/2 mi W of Cerro Alto turnoff Comment
  OBI47508  Phacelia cicutaria var. hispida David J. Keil 1986-5-2 19358 San Luis Obispo Cuesta Ridge East. Turnoff to rd to radio facility of Mt. Loew on Cuesta Ridge rd ca 4 mi from jctn with US Rte 101 671 Comment
  SD245388  Phacelia ciliata David Keil, Rhonda Riggins 2003-4-23 30131 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. 1280 Comment
  SEINET6175661  Phacelia ciliata Ellen Dean, T. Starbuck; M. Starbuck 2008-3-25 4625 San Luis Obispo North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. Meadow with clay openings.; 0 583 Comment
  POM203591  Phacelia ciliata I. L. Wiggins 1932-3-21 5823 San Luis Obispo Near junction of Carrizo Plain road with Bitterwater Valley Road. Comment
  SD125574  Phacelia ciliata Clifton F. Smith 1950-3-18 2570 San Luis Obispo Along Soda Lake Road to Carrizo Plain, ca. 3.0 miles off Highway 33 (formerly Highway 399). Comment
  UC1501863  Phacelia ciliata var. ciliata Eben MacMillan 1951-3-10 San Luis Obispo overlooking San Joaquin valley (junction of San Luis Obispo and Kern Cos.); Wreden Ranch 762 Comment
  UC1501864  Phacelia ciliata var. ciliata Eben MacMillan 1951-3-10 San Luis Obispo overlooking San Joaquin valley (junction of San Luis Obispo and Kern Cos.); Wreden Ranch 762 Comment
  OBI13809  Phacelia distans Robert F. Hoover 1967-4-9 10408 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI78763  Phacelia distans Michael Walgren 2014-4-14 400 San Luis Obispo Chevron Oil Company property at the peak of a hill at the end of north Morro Bay. 163 Comment
  RSA115614  Phacelia distans E. C. Twisselmann 1955-6-4 2081 San Luis Obispo Crocker Canyon, southeastern part of the county. 838 Comment
  CDA17364  Phacelia douglasii G. F. Hrusa, G. Wilvert 2005-4-1 16413 San Luis Obispo Caliente Range; Immed. W and above Lawson Spring. W end of Padrone Cyn. Rd. 853 Comment
  SBBG46572  Phacelia douglasii L. W. Edge 1973-3-30 262 San Luis Obispo St Hwy 1, Callender Comment
  OBI42782  Phacelia egena David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16033 San Luis Obispo Cypress mtn, E of Cambria in Santa Lucia Mts. NE side of mtn on hillside above cypress swamp Comment
  OBI13774  Phacelia fremontii Robert F. Hoover 1952-4-8 8091 San Luis Obispo W base of Temblor Range near McKittrick Comment
  SD130595  Phacelia grisea Steven A. Junak, Tina J. Ayers 1989-7-14 4114 San Luis Obispo Cuesta Ridge Botanical Area: Extreme north edge of Botanical Area, at end of powerline road 0.4 mile southwest of intersection with Tassajera Creek Road; intersection is 1.8 miles west of Highway 101. 505 Comment
  CAS-BOT-BC194953  Phacelia imbricata var. imbricata R. F. Hoover 1947-5-30 7230 San Luis Obispo Huasna River just below confluence of Arroyo Seco Comment
  UC54869  Phacelia malvifolia Mrs. R. W. Summers 1883-2-20 571 San Luis Obispo ocean bluffs Avila 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
  SBBG17456  Phacelia parryi C. B. Hardham 1960-4-30 5553 San Luis Obispo Peachy Cyn Comment
  OBI13745  Phacelia ramosissima Robert F. Hoover 1969-7-12 11425 San Luis Obispo Salinas River at Paso Robles Comment
  SD53096  Phacelia ramosissima var. montereyensis Darley F. Howe 1962-7-22 3343 San Luis Obispo Near Oso Flaco Lake in sand dunes. Comment
  OBI38071  Phacelia rattanii David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18151 San Luis Obispo American Cyn in La Panza Mts Comment
  RSA0028035  Phacelia tanacetifolia Greg Wilvert 2005-4-13 214 San Luis Obispo 2.5 kilometers S of Lawson Spring. 921 Comment
  RSA304480  Phacelia tanacetifolia Barbara Ertter, Jeffrey L. Strachan 1980-5-15 3415 San Luis Obispo East side of Highway 59 on west side of Temblor Range between Simler and McKittrick. 1067 Comment
  UC338218  Phacelia tanacetifolia J. G. Lemmon 1887-1 San Luis Obispo Comment
  SBBG38336  Phacelia viscida E. C. Twisselmann, D. J. Bedell 1969-7-5 15660 San Luis Obispo Salinas River 5 mi S of Paso Robles 182 Comment
  RSA706623  Phalaris aquatica Prince, J. Travis Columbus, et al. 2002-4-28 02 -335 San Luis Obispo CA Rte. 166, 5 km east of CA Rte. 101. 100 Comment
  SEINET8941649  Phalaris aquatica R. R. Halse 2015-1 9355 San Luis Obispo San Simeon, just N of the Motel 6 at 9070 Castillo Drive. 17 Comment
  OBI64639  Phalaris brachystachys David J. Keil 2005-7-13 30415 San Luis Obispo Jesperson Ranch. SW of intersection of Buckley Road and Jesperson Road, south of San Luis Obispo. 120 deg. 40.188'W x 35 deg. 13.928'N Comment
  OBI79835  Phalaris californica David J. Keil, with Mike Walgren 2012-9-8 31536 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  OBI22099  Phalaris lemmonii Robert F. Hoover 1964-6-11 9032 San Luis Obispo Los Osos Valley Comment
  POM347047  Phalaris minor Lyman Benson 1930-4-17 2076 San Luis Obispo Stanford University. Corte Madera Creek. 122 Comment
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Sep 23 2013
  OBI27394  Phalaris paradoxa Thomas Burrows 1980-6-20 82 San Luis Obispo Reservoir Cyn, San Luis Obispo 152 Comment
  UC1124203  Phlox gracilis W. A. Peterson 1937-4-14 690 San Luis Obispo 3.2 mi ne Mouth of Cedar Creek; La Panza Quad. 640 Comment
  CDA19643  Pholistoma auritum var. auritum G. D. Barbe, Jim Johnson 1973-3-12 1132 San Luis Obispo Central Coast; Bishop Canyon Rd (See Canyon), north of Avila Beach. 60 Comment
  OBI77629  Pholistoma auritum var. auritum Dave Imper 1977-4-7 99 San Luis Obispo Price Canyon Tarsands Project. Project location 1 mi SW of hwy 227 on Price Canyon rd 76 Comment
  UCR161464  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9025 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  UC1069434  Pholistoma membranaceum G. T. Nordstrom 1937-3-27 1034 A San Luis Obispo 0.7 mi. s.w. Chimney Rock; Adelaida Quad. Comment
  UCR101019  Pholistoma membranaceum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3221 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  OBI65148  Phoradendron serotinum subsp. tomentosum Greg Wilvert 2005-5-15 424 San Luis Obispo SE Half of Caliente Range. 2 km WSW of Semper Spring 1261 Comment
  OBI69783  Phoradendron serotinum subsp. tomentosum D. R. Miller 1993-11-18 1193 -58 San Luis Obispo Pine Mt region. In Almaden flats near Horse draw 900 Comment
  OBI8675  Phyla nodiflora R. R. LaBelle 1967-10-10 45 San Luis Obispo Laguna Lake, San luis Obispo. NE side of lake Comment
  CAS-BOT-BC452011  Phyllospadix scouleri W. R. Dudley 1893-12-27 s.n. San Luis Obispo Pt. Harford Comment
  UC1302340  Phyllospadix scouleri Robert F. Thorne and P. Everett 1962-10-4 31431 San Luis Obispo about 3 mi s Piedras Blancas (washed up on shore) Comment
  UC1128127  Physocarpus capitatus G. T. Nordstrom 1937-5-11 1198 San Luis Obispo 2.5 mi se of Asuncion School; Adelaida Quadrangle Comment
  UCR118365  Pickeringia montana George K. Helmkamp, E. A. Helmkamp 1998-6-30 4228 San Luis Obispo Central Coast, Irish Hills, SW of San Luis Obispo; Prefumo Cyn 2.2 mi SW of Los Osos Valley Rd. 137 Comment
  PASA216  Pickeringia montana 1928-5-12 San Luis Obispo Mt. Slopes near Cambria Comment
  OBI29599  Pickeringia montana var. montana Robert J. Rodin 1962-5-10 6879 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit rd on road maintained by the Forest Service and Telephone company Comment
  UCR122991  Picris echioides R. D. Goeden 1998-9-9 090998- 08 San Luis Obispo Central Coast, El Chorro Creek off South Bay Blvd., east of Morro Bay 9 Comment
  CAS-BOT-BC76995  Pilularia americana Clare B. Hardham 1957-5-12 2216 San Luis Obispo Santa Lucia Mountains - Green's Lake Comment
  CAS-BOT-BC78578  Pinus coulteri W. R. Dudley 1901-4-4 s.n. San Luis Obispo near Burnett Cr. Comment
  NY49962  Pinus coulteri M. E. Jones 05 1882 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
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Mar 9 2011
  CAS-BOT-BC80002  Pinus radiata John Thomas Howell 1964-6-28 40723 San Luis Obispo near Cambria, adjacent to the Protestant Cemetery (where the cones were collected) Comment
  OBI31309  Pinus sabiniana Joy Nishida 1982-7-22 506 San Luis Obispo 1.7 mi S of American Cyn campground 488 Comment
  UCR80514  Pinus sabiniana Don Pendleton 1992-3-15 92 2 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  UCSB51430  Pinus sabiniana D. Connell 1964-7-2 San Luis Obispo SAN LUIS DISTRICT BLACK MOUNTAIN (LOS PADRES NATIONAL FOREST) Comment
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Dec 24 2009
  OBI59676  Pinus torreyana Larry Kelly, David J. Keil, V. L. Holland, and LynnDee Oyler 1990-4-12 389 San Luis Obispo Pismo marsh between Pismo state beach campground and Grand Ave Comment
  CAS-BOT-BC254441  Piptatherum miliaceum R. F. Hoover 1966-10-1 10098 San Luis Obispo Upper Arroyo Grand at confluence of Phoenix Creek Comment
  OBI27962  Pittosporum undulatum Joan Coffey 1972-5-19 28 San Luis Obispo 123 Crandall Way, San Luis Obispo Comment
  SBBG107711  Plagiobothrys C. B. Hardham 1957-3-25 1570 San Luis Obispo Chimney Rock Rd Comment
  OBI44826  Plagiobothrys canescens David J. Keil 1985-3-31 18513 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill Rd and hwy 229 Comment
  SBBG63870  Plagiobothrys canescens M. M. Miles 1886-1 1011 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SEINET14188813  Plagiobothrys canescens R. R. Halse 2016-1 9675 San Luis Obispo E of Paso Robles; along State Hwy 46, ca. 3.4 mi W of its junction with State Hwy 41 W (Shandon exit) 315 Comment
  UC572559  Plagiobothrys canescens G. T. Nordstrom 1937-4-28 1124 San Luis Obispo 3.7 mi ne Chimney Rock; Adelaida Quad. 335 Comment
  SBBG11839  Plagiobothrys collinus var. fulvescens C. B. Hardham 1958-4-9 3049 San Luis Obispo rd from Hwy 101 to Cuesta Sargent Cypress Forest 609 Comment
  UC573338  Plagiobothrys infectivus T. M. Hendrix 1937-4-27 124 San Luis Obispo 4.3 mi ne Black Mountain; Pozo Quadrangle 502 Comment
  UC454119  Plagiobothrys nothofulvus I. J. Condit 1908-2-29 San Luis Obispo San Luis Obispo Comment
  UCD120928  Plagiobothrys nothofulvus J. M. Tucker 1963-4-11 3676 San Luis Obispo San Luis Obispo County: North side of State Highway 41, 15.1 miles (by road) east of Cambria. Comment
  UCSB39432  Plagiobothrys nothofulvus Fritzke, Sue 1980-4-25 San Luis Obispo On east side of East Cuesta Ridge Rd.; 2.2 miles up from U.S. 101 609 Comment
  OBI66430  Plagiobothrys tenellus David J. Keil, with Kathleen A. Keil 1997-3-29 26115 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. 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
  OBI64194  Plagiobothrys trachycarpus David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29298 San Luis Obispo Camp Roberts "Bee Rock vernal pools" southeast of junction with perimeter road and Bee Rock Rd. Vicinity of 36 deg. 46.381' x 120 deg. 47.138' W Comment
  UC455995  Plagiobothrys trachycarpus I. J. Condit 1910-3-22 San Luis Obispo C. P. S. canon C. P. S. canon (California Polytechnic School) ((California Polytechnic School)) Comment
  OBI20613  Plagiobothrys undulatus Robert F. Hoover 1964-5-11 8757 San Luis Obispo 4 mi SE of Santa Margaria Comment
  SBBG107215  Plantago C. B. Hardham 1958-9-2 3914 San Luis Obispo Stenner Crk near reservoir Comment
  JEPS99274  Plantago coronopus Clare B. Hardham, L. G. Squibb 1960-5-20 5986 San Luis Obispo bluff above mouth of San Simeon Creek Santa Lucia Mountains Comment
  UCR123148  Plantago coronopus George K. Helmkamp, E. A. Helmkamp 2002-4-19 7550 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI34390  Plantago erecta David J. Keil, Kathy Jones 1982-4-4 15845 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI58462  Plantago erecta David J. Keil 1998-4-14 26715 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
  SBBG95560  Plantago lanceolata J. Eliot 1986-5-13 18 San Luis Obispo NE side of rd, W Cuesta Ridge, 1 mi W on TV Tower Rd Comment
  OBI36855  Plantago major Eric Wise 1981-9-29 1265 San Luis Obispo Oso Flaco Lake Comment
  SBBG30895  Plantago subnuda R. N. Philbrick 1968-6-7 San Luis Obispo Oso Flaco Lake Comment
  OBI5461  Plantago subnuda Sharon Jochums 1974-4-28 179 San Luis Obispo W of hwy 1 just N of Piedras Blancas Point Comment
  SEINET8075579  Platanus racemosa Andres Cadena, Rachel Seymour; Troy Adair; Jason Sanford; Kevin Trisko 2014-5-18 1 San Luis Obispo Edge of Laguna Lake, right off the path, 100 feet from Madonna road, San Luis Obispo.; 0 38 Comment
  CAS-BOT-BC91977  Platystemon californicus Alice Eastwood 1927-4-7 14322 San Luis Obispo Morro. Comment
  POM148036  Platystemon californicus var. californicus Alice Eastwood 1927-4-7 14322 San Luis Obispo Morro 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
  JEPS14973  Plectritis ciliosa subsp. insignis Brewer 1861-4-13 441 San Luis Obispo Arroyo Grande Comment
  UC1120051  Plectritis ciliosa subsp. insignis N. K. Carlson 1936-3-29 260 San Luis Obispo .6 mi ne of Havel 358 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
  OBI22105  Pleuropogon californicus Robert F. Hoover 1964-5-14 8880 San Luis Obispo Near NW end of Laguna, San Luis Obispo Comment
  OBI33006  Poa annua David J. Keil 1983-4-23 16936 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI43323  Poa annua Eric Wise 1983-8-10 1734 San Luis Obispo Little Morro Crk Comment
  RSA484180  Poa annua Edwin Kline 1920-06 s.n. San Luis Obispo Near Paso Robles Comment
  OBI22164  Poa howellii Robert F. Hoover 1950-5-22 7923 San Luis Obispo Summit of ridge above (SE of) Cuesta Pass Comment
  CAS-BOT-BC243079  Poa secunda subsp. secunda Clare B. Hardham 1957-4-2 1615 San Luis Obispo Santa Lucia Mountains. Willow Creek Comment
  OBI39003  Poa secunda subsp. secunda David J. Keil, Dirk Walters, et al 1986-3-22 19094 San Luis Obispo Nature conservancy Research Trip to the Carissa Plain. South end of Soda Lake at jctn of Simmler-Soda Lake rd with Soda Lake rd. T31S, R20E, sec 20 and 29 591 Comment
  OBI69445  Poa secunda subsp. secunda David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30503 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  SBBG10954  Poa secunda subsp. secunda C. B. Hardham 1957-4-25 1841 San Luis Obispo crest SE of Cypress Mtn Comment
  UC1132799  Poa secunda subsp. secunda N. H. French 1937-4-3 916 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  CAS-BOT-BC243082  Poa secunda subsp. secunda Clare B. Hardham 1957-4-14 1668 San Luis Obispo Santa Lucia Mountains. Nick Marquart Ranch, [Cayness?] Road Comment
  JEPS75050  Poa secunda subsp. secunda W. L. Jepson 1927-4-26 12018 San Luis Obispo Carizo Plain 670 Comment
  OBI57301  Polycarpon depressum David J. Keil 1998-3-27 26477 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UC1927884  Polygala californica David Keil, Tina Teed and Mariko Uchida 2001-6-15 29613 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Across road and down hill to Chorro Creek canyon area from Chorro Creek Bog Thistle exclosure. West of 35.3442 N, 120.6800 W Comment
  UC454284  Polygonum amphibium var. emersum I. J. Condit 1908-10-4 San Luis Obispo Laguna Comment
  SEINET11946937  Polygonum aviculare subsp. depressum S. A. Thompson, Rawlins, J. E. 1988-8-25 5253 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  CDA17732  Polygonum paronychia Austin Griffiths, J. R. Walker, E. W. Thompson 1982-2-7 s.n. San Luis Obispo Montana de Oro State Park; on N side of Cable bordering N path to Hazard Cyn. Beach, ca. half-way. 30 Comment
  JEPS50652  Polygonum punctatum W. L. Jepson 1908-7-20 3068 San Luis Obispo San Luis Obispo Comment
  RSA0041501  Polypodium californicum LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6432 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-BC71991  Polypodium californicum Clare B. Hardham 1956-2-18 17 San Luis Obispo Atascadero Creek, Hale Ranch Comment
  OBI2802  Polypodium californicum Jim Westfall 1970-1-30 3 San Luis Obispo 100 yards west of Cal Poly Botanic Gardens parking area, overlooking Brizzolari Creek 21 Comment
  OBI73012  Polypogon interruptus David J. Keil 1993-5-21 24066 A San Luis Obispo Nipomo Dunes Preserve. Oso Flaco Lake Area. From Oso Flaco Parking area to beach N of Oso Flaco Crk Comment
  OBI80954  Polypogon interruptus Katie Ullrich, Keana Viss 2015-4-26 4 San Luis Obispo Morro Creek Outlet and Morro Beach Strand, in a sandy creek bed approximately within a quarter mile of our parking spot at the end of Embarcadero baer teh beginning of the creek. Comment
  CAS-BOT-BC233242  Polypogon maritimus Clare B. Hardham 1964-6-13 12011 San Luis Obispo Tributary of San Juan River, Paso Robles Comment
  OBI43302  Polypogon monspeliensis Eric Wise 1981-7-26 949 San Luis Obispo Poly Cyn Comment
  OBI72330  Polypogon monspeliensis Anthony Baniaga, Theo Fitanides 2010-5-16 191 San Luis Obispo Tierra Redonda BLM ACEC 356 Comment
  SEINET14153535 Image available Polypogon monspeliensis Richard R. Halse 2015-1 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. 3 Comment
  CAS-BOT-BC237321  Polypogon monspeliensis R. F. Hoover 1964-7-11 9160 San Luis Obispo Edna Marsh Comment
  CAS-BOT-BC72177  Polystichum dudleyi R. F. Hoover 1964-5-12 8807 San Luis Obispo Upper Lopez Canyon Comment
  CAS-BOT-BC76755  Polystichum imbricans subsp. imbricans R. F. Hoover 1964-6-12 9050 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  CAS-BOT-BC76638  Polystichum munitum Clare B. Hardham 1956-3-2 170 San Luis Obispo Santa Lucia Mountains - Cienega Creek (a branch of Santa Rita Creek) Comment
  UC74830  Polystichum munitum Mrs. R. W. Summers 1891-2-4 1909 San Luis Obispo Coast Mts. Comment
  CDA12455  Populus fremontii G. F. Hrusa 1992-3-27 10333 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  CAS-BOT-BC102650  Populus fremontii R. F. Hoover 1946-10-6 6466 San Luis Obispo San Miguel, along Salinas River bed Comment
  SD75723  Populus trichocarpa Helen V. Witham 1969-9-27 488 San Luis Obispo Oso Flaco Lake, edge 10 Comment
  RSA383497  Potamogeton foliosus D. W. Taylor 1970-6-5 T 70 -54 San Luis Obispo In Trout Creek above Onemile Bridge, 1 mile east of Santa Margarita. Comment
  OBI59232  Potamogeton pusillus David J. Keil 1998-8-19 27976 San Luis Obispo Red Hill Rd., 0.3 miles from Hwy 58 and north down steep slope to small reservoir. Comment
  SBBG95314  Potamogeton pusillus E. Wise 1981-6-22 626 -a San Luis Obispo Lopez Water Treatment Reservoir Comment
  SDSU9120  Potentilla anserina subsp. pacifica D. F. Howe 1960-4-4 2858 San Luis Obispo South of Morro Bay. Comment
  UCSB18139  Potentilla anserina subsp. pacifica Copeland, Jerry 1964-3-27 San Luis Obispo near Oso Flaco, 5 miles north of Guadalupe, about 150 yards east of ocean, 100 yards west of Oso Flaco, about 125 yards southwest of parking area. Comment
  RSA128110  Prunus dulcis Clare B. Hardham 1958-2-20 2847 San Luis Obispo Santa Lucia Mountains, 6.7 miles W of Oak Flat on S road to Adelaida. Comment
  SBBG3051  Prunus fasciculata var. punctata H. and M. Dearing 1938-3-27 San Luis Obispo Nipomo Mesa Comment
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Mar 26 2017
  OBI72629  Prunus fasciculata var. punctata Wendy Thackery 2002-3-3 18 San Luis Obispo NW Irish Hills above HIghland Dr, Los Osos 30 Comment
  CAS-BOT-BC154489  Prunus ilicifolia Alice Eastwood 1927-7-30 15011 San Luis Obispo On road from [Arroya] Arroyo Grande to Huasna Comment
  SD71133  Prunus punctata R. F. Hoover 1948-3-26 7432 San Luis Obispo Sunnyside near Baywood Park. Comment
  UC2029545  Pseudognaphalium biolettii Richard R. Halse 2012-3-26 8429 San Luis Obispo Along State Highway 1, ca. 2.7 miles north of San Simeon, just south of the turnoff to the Hearst Castle; ca. 6 miles north of Cambria Comment
  OBI22939  Pseudognaphalium biolettii David J. Keil 1979-10-27 13675 San Luis Obispo Lopez Cyn Rd about 1 mi SSE from first crossing of Lopez Crk along paved portion of rd. base of steep rocky roadcut on side of cliff Comment
  OBI16424  Pseudognaphalium californicum Russell Gorman 1955-11-23 27 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI31055  Pseudognaphalium californicum Julie M. Vanderwier 1978-5-28 69 San Luis Obispo Indian Knob Tar Sands Comment
  OBI35828  Pseudognaphalium californicum Allison Berry 1984-4-20 124 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  UC53965  Pseudognaphalium californicum Mrs. R. W. Summers San Luis Obispo Comment
  CAS-BOT-BC356829  Pseudognaphalium californicum Ernest C. Twisselmann 1955-6-10 2134 San Luis Obispo La Panza Range. Vaquero Water Hills 502 Comment
  CHSC13880  Pseudognaphalium luteoalbum D. B. Joley 1967-4-19 5 San Luis Obispo In a vacant lot, ca. 50 feet S of Cabrillo Hwy. and ca. 1/2 mi. N of turn-off to Arroyo Grande, Nipomo. 60 Comment
  UC2027426  Pseudognaphalium luteoalbum Greg Wilvert 2005-4-17 259 San Luis Obispo Southeast Half of the Caliente Range. Quail Spring. Comment
  UC1392967  Pseudognaphalium luteoalbum R. F. Hoover 1969-7-3 11415 San Luis Obispo Salinas River bed at Paso Robles Salinas River, Paso Robles Comment
  UC1745589  Pseudognaphalium luteoalbum Annetta M. Carter, Ethel Crum, Dwight Crum 1940-4-7 1511 San Luis Obispo Bitterwater Valley road SE of Cholame; ; Lake along Bitterwater Valley road SE of Cholame on road to Simmler. Comment
  CAS-BOT-BC361556  Pseudognaphalium stramineum Clare B. Hardham 1956-7-15 1186 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  UC1118513  Pseudognaphalium thermale H. C. Lee 1936-5-15 613 San Luis Obispo 0.75 mi nw Junction Canyons #1 & #2; Arroyo Grande Quad. 91 Comment
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Jul 10 2012
  SBBG111573  Psilocarphus tenellus C. B. Hardham 1958-4-30 3097 San Luis Obispo 4 mi E of Paso Robles, Creston Rd Comment
  OBI55295  Psilocarphus tenellus David J. Keil 1998-4-20 26866 San Luis Obispo Nacimiento lake road, 1.5 miles north of gateway drive. Comment
  RSA760031  Psilocarphus tenellus David J. Keil 1998-4-20 26853 San Luis Obispo Northwest of Paso Robles on Nacimiento Lake Drive, 2.5 miles west of junction with Chimney Rock Road. Comment
  SEINET5327227  Psoralea orbicularis M. W. Summers 1886-6-4 200 San Luis Obispo Near Morro Bay Comment
  UCR146974  Pteridium aquilinum George K. Helmkamp, E. A. Helmkamp 2004-10-8 8857 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness area, 0.9 mi east of Lopez Lake entrance then 3.3 mi N along Upper Lopez Cyn Rd. 166 Comment
  UC1135343  Quercus agrifolia R. St. John 1932-11-30 321 San Luis Obispo Arroyo Del Corral 91 Comment
  OBI19164  Quercus agrifolia var. agrifolia Christopher Greiner 1979-4-16 7 San Luis Obispo Poly Canyon, Cal Poly campus 91 Comment
  OBI30803  Quercus agrifolia var. agrifolia Robert J. Rodin 1957-9-9 6182 San Luis Obispo Paso Robles Comment
  OBI6279  Quercus agrifolia var. agrifolia W. Kent Allender 1962-12-17 19 San Luis Obispo Santa Lucia Range, Near Cuesta Summit trail Comment
  OBI37902  Quercus berberidifolia David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18568 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
  OBI79015  Quercus berberidifolia David J. Keil 2013-8-22 31957 San Luis Obispo Morro Bay State Park. Chorro Hill 55 Comment
  UCD45267  Quercus berberidifolia John M. Tucker 1941-3-1 204 San Luis Obispo Shrub beside road from Pozo to La Panza, on Pine Mountain, ca. 4 1/2 miles west of La Panza Public Camp, San Luis Obispo County, California. Comment
  UCR32110  Quercus berberidifolia David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, L. Seek 1982-5-8 16035 San Luis Obispo Santa Lucia Mtns (Coast Ranges), Trail on NE side of Cypress Mountain Comment
  OBI14270  Quercus berberidifolia Robert F. Hoover 1965-9-29 9683 San Luis Obispo Halfway between Santa Margarita and Atascadero Comment
  CAS-BOT-BC85926  Quercus douglasii Herman Knoche 1919-11-1 2418 San Luis Obispo Atascadero Comment
  UC1135702  Quercus lobata H. C. Lee 1937-5-18 950 San Luis Obispo Freeman Canyon Paso Robles Quad. 411 Comment
  UCR38893  Quercus lobata R. J. Rodin 1954-8-27 6003 A San Luis Obispo Los Padres National Forest, Nacimiento Boy Scout Camp 198 Comment
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Jan 22 2015
  OBI66212  Quercus parvula var. parvula David J. Keil 1985-6-19 18869 San Luis Obispo Hills S of Los Osos Comment
  CAS-BOT-BC79331  Quercus turbinella Lonnie Belden 1965-7-19 s.n. San Luis Obispo Caliente Mt., 3/4 mi. NW of top along ridge 1524 Comment
  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
  SBBG93707  Rafinesquia californica S. A. Junak 1990-5-1 4293 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 548 Comment
  RSA342272  Ranunculus aquatilis var. capillaceus Robert F. Thorne, Percy C. Everett 1963-6-12 32262 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  OBI10584  Ranunculus arvensis Robert F. Hoover 1947-5-2 7114 San Luis Obispo Atascadero Comment
  OBI80479  Ranunculus californicus David J. Keil 2015-2-14 32604 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  RSA681274  Ranunculus californicus Scott D. White, Ken McDonald 2001-5-9 8471 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI47928  Ranunculus californicus A. D. 2010-5-21 San Luis Obispo Suey [assumed to Suey crk in San Luis Obispo county] Comment
  RSA586596  Ranunculus californicus M. D. Proctor, E. A. Young 1993-3-17 s.n. San Luis Obispo 0.5 km S of Boyscout Road Comment
  SBBG104784  Ranunculus californicus var. californicus M. D. Proctor, E. A. Young 1993-3-20 ROB 282 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  CAS-BOT-BC378577  Ranunculus californicus var. californicus Ira L. Wiggins 1929-5-21 3700 San Luis Obispo Atascadero Creek Canyon 3 mi above Atascadero Comment
  OBI72245  Ranunculus hebecarpus Anthony Baniaga 2010-4-4 89 San Luis Obispo Tierra Redonda Mtn BLM ACEC 332 Comment
  OBI55366  Ranunculus muricatus David J. Keil 1998-4-13 26688 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  CAS-BOT-BC74335  Raphanus sativus Ernest C. Twisselmann 1952-7-31 234 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame. Comment
  OBI14971  Raphanus sativus Jim Heaston 1955-10-13 29 San Luis Obispo Cal Poly San Luis Obispo Comment
  OBI60892  Rapistrum rugosum Debbie James 2002-5-20 17 San Luis Obispo Roadside Calif Ave, 1/4 mi S of Foothill Blvd 100 Comment
  UC1927965  Rhamnus californica Ann Cochran 1986-8-1 86 San Luis Obispo Sierra Nevada mountains, W side; Mountain Home State Forest 1676 Comment
  OBI10293  Rhamnus crocea Larry E. Brown 1970-4-24 1781 San Luis Obispo Cuesta Ridge near San Luis Obispo Comment
  SBBG95516  Rhamnus crocea D. Keil, M. Luckow, R. Riggins-Pimentel, R. Pimentel, L. Seek, et al 1982-3-8 16068 San Luis Obispo Cypress Mtn, upper hillsides above Warren cabin Comment
  UC1121864  Rhamnus ilicifolia B. Bolt 1936-4-15 668 San Luis Obispo 2 mi n Frog Pond Mt.; San Luis Obispo Quad. 335 Comment
  UC1121880  Rhamnus ilicifolia T. M. Hendrix 1937-6-4 253 San Luis Obispo 5 mi nw El Dorado School; Pozo Quad. 518 Comment
  UC18601  Rhamnus ilicifolia Mrs. Blochman 1893-1 San Luis Obispo Comment
  CAS-BOT-BC92275  Ribes amarum Clare B. Hardham 1961-2-21 6611 San Luis Obispo Santa Lucia Mountains. Paso Robles Creek west of Templeton. 365 Comment
  UC455596  Ribes aureum I. J. Condit 1910-4-1 San Luis Obispo Huero Huero Creek Comment
  UC1127327  Ribes malvaceum T. M. Hendrix 1937-4-19 36 San Luis Obispo 4 1/4 mi ne Pozo; Los Padres National Forest, Pozo Quadrangle Comment
  UC1296138  Ribes malvaceum R. F. Hoover 1947-1-6 6592 San Luis Obispo above head See Canyon; San Luis Range Comment
  OBI14052  Ribes malvaceum Robert F. Hoover 1947-3-23 6721 San Luis Obispo E slope of La Panza Range Comment
  UC1294047  Ribes menziesii Clare B. Hardham 1959-3-14 4048 San Luis Obispo Arroyo de la Cruz Santa Lucia Mts. Comment
  OBI69977  Ribes quercetorum David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake rd on ranch managed by the Nature Conservancy Comment
  UC1127600 Image available Ribes sanguineum var. glutinosum C. M. Belshaw 1936-3-22 1686 San Luis Obispo 1 1/2 mi ssw Loma Pelona Hill; Nipomo Quadrangle Comment
  OBI14062  Ribes sanguineum var. glutinosum B. A. Smith 1966-4-16 47 San Luis Obispo Cerro Alto Campground Comment
  UC1127616  Ribes speciosum B. Bolt 1936-1-14 542 San Luis Obispo 3/4 mi se of mouth Osos Creek; Cayucos Quadrangle Comment
  SD244727  Ribes speciosum Josh Wilkinson 2012-2-24 San Luis Obispo Cheda Ranch. Found near creek area under some shady tree cover 800-900 yards behind the beef unit on Stenner Creek Road. 28 Comment
  UCSB11452  Ribes speciosum Forrest, Sharon 1962-4-6 San Luis Obispo turn off U.S. Highway 101; 1 mile south of Cuesta Grade; 5 miles north of San Luis Obispo, take first right turn, follow for 2 miles, turn left and go l/2 mile 304 Comment
  OBI33328  Rorippa curvisiliqua David J. Keil 1983-10-21 17975 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  UC1296149  Rorippa nasturtium-aquaticum R. F. Hoover 1949-5-7 7660 San Luis Obispo just n Piedras Blancas Point; just n Piedras Blancas Point Comment
  OBI69083  Rorippa palustris subsp. palustris David J. Keil, with V. L. Holland 2007-4-5 30462 San Luis Obispo N of Paso Robles along Salinas River. 6225 N River Road 204 Comment
  CAS-BOT-BC74846  Rorippa palustris var. palustris Malcom A. Nobs; S. Galen Smith 1949-6-22 828 San Luis Obispo Dune Lakes Gun Club, ca. 2 miles south of Oceano. Comment
  RSA648955  Rosa californica Brent Nolan 1971-5-6 s.n. San Luis Obispo fo 50 ft east of Reservoir Canyon Road, bridge in stream bed Comment
  OBI60026  Rosa californica David J. Keil, V. L. Holland 1992-5-28 23166 San Luis Obispo Canada Verde between San Luis Obispo and Arroyo Grande along SW side of hwy 227, on Silva Property near Patchett Rd Comment
  OBI72003  Rosa spithamea Michael Walgren 2010-2-1 63 San Luis Obispo Morro Bay state park, along Quarry Trl along trail edge in deep dense coastal scrub. approx. 1/4 mi from parkingl ot at South Bay Blvd Comment
  UCD113906  Rosa spithamea G. F. Hrusa 1995-5-29 12323 San Luis Obispo San Luis Obispo County: Cuesta Ridge West. NW of Cuesta Pass. 550 Comment
  OBI23066  Rosmarinus officinalis Blake Allen 1979-11-28 10 San Luis Obispo Dry bed behind the The Creamery, San Luis Obispo Comment
  OBI79503  Rubus armeniacus David J. Keil 2012-7-14 31407 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. 30 Comment
  OBI37494  Rubus armeniacus Andrew Rybak 1972-8-25 3 San Luis Obispo Stenner Crk, San Luis Obispo Comment
  CAS-BOT-BC156638  Rubus bifrons John Thomas Howell 1964-6-29 40765 San Luis Obispo Cambria Comment
  CAS-BOT-BC156982  Rubus ursinus Alice Eastwood 1926-4-28 13642 San Luis Obispo Cambria Comment
  CDA9294  Rubus ursinus J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area in Los Padres National Forest, Cuesta Ridge East 670 Comment
  SBBG3111  Rubus ursinus C. B. Hardham 1958-2-22 2888 San Luis Obispo Cayucos Crk Comment
  UCSB18182  Rubus ursinus Cooper, Mary 1964-3-28 San Luis Obispo Brown Ranch, Rancho Road, 0.6 mile from Old U.S. Highway 101, 0.7 mile S of Nipomo 106 Comment
  OBI80832  Rumex acetosella David J. Keil 1992-1 22913 San Luis Obispo Laguna Lake City Park. Grassy field near park entrance 170 Comment
  RSA466042  Rumex acetosella Dana Krempels 1981-4-13 s.n. San Luis Obispo 50m S of Hwy 101, 5m from small ocean view turn off in San Simeon Acres, 2nd 200m from Southmost end of Pico Creek. 15 Comment
  OBI36791  Rumex conglomeratus Eric Wise 1981-7-10 921 b San Luis Obispo Atascadero lake Comment
  OBI36804  Rumex conglomeratus Eric Wise 1981-9-17 1163 San Luis Obispo Small, private lake. 5.7 mi E of Park Hill Rd Turn rt 100m past "Circle Inn" 2-3 km on rd beyond hwy 58 Comment
  OBI78542  Rumex conglomeratus Robert F. Hoover 1964-7-11 9158 San Luis Obispo Edna marsh Comment
  CAS-BOT-BC421567  Rumex crassus R. F. Hoover 1947-5-23 7188 San Luis Obispo Coast s. of Hazard Canyon Comment
  OBI10842  Rumex crassus Robert F. Hoover 1947-5-23 7188 San Luis Obispo Coast S of Hazard Cyn Comment
  OBI51344  Rumex crassus Jan Barber 1993-8-5 55 San Luis Obispo San Simeon State Park. Near footbridge W of day-use area Comment
  CAS-BOT-BC421566  Rumex crassus R. F. Hoover 1947-6-28 7280 San Luis Obispo Mouth of Little Pico Creek Comment
  OBI39916  Rumex crispus Robert J. Rodin 1956-5-22 6068 San Luis Obispo Near Atascadero Comment
  UCR159995  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2005-6-12 9664 San Luis Obispo South Central Coast Range, Along Calif. Highway 229 (road to Creston), 5.5 mi N of Calif. Highway 58; beside West Branch of Huerhuero Creek 363 Comment
  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
  OBI53860  Rumex crispus Arthur W. Hazebrook 1993-5-23 222 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N bae of Big Coreopsis Hill Comment
  OBI78430  Rumex hymenosepalus Robert F. Hoover 1967-4-9 10417 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  UC1969550  Rumex kerneri David Keil 2000-5-29 28781 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity. Comment
  CAS-BOT-BC433986  Rumex salicifolius R. F. Hoover 1964-6-6 8977 San Luis Obispo Los Osos Comment
  OBI37691  Rumex salicifolius Eric Wise 1981-6-11 537 San Luis Obispo Little Morro Crk, Morro Bay Comment
  CAS-BOT-BC433987  Rumex salicifolius R. F. Hoover 1963-8-14 9270 San Luis Obispo Jack Lake. Comment
  OBI12753  Rupertia physodes Robert F. Hoover 1967-12-3 10887 San Luis Obispo Lower Lopez Cyn Comment
  OBI6140  Salicornia pacifica D. Waive Stager 1972-8-21 43 San Luis Obispo Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  CAS-BOT-BC103284  Salix bonplandiana Ernest C. Twisselmann 1968-10-21 15042 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  OBI75171  Salix breweri David J. Keil, with Matt Ritter, Ken Haggard, et al. 2011-3-22 30981 San Luis Obispo Upper eastern slope of Santa Lucia Mountains. Tributary of Tassajara Canyon north of San Luis Obispo. Comment
  UC454759  Salix exigua var. hindsiana I. J. Condit 1910-3-28 San Luis Obispo La Panza Comment
  OBI36909  Salix lasiandra Eric Wise 1983-8-23 1749 San Luis Obispo Shepperd's Reservoir, Cal Poly campus on bank of reservoir on NE end Comment
  OBI66599  Salix lasiandra var. lasiandra Clifton F. Smith 1965-3-11 8612 San Luis Obispo About Mud Lake in dunes of Oceano Comment
  UC1135021  Salix lasiolepis B. Bolt 1936-2-10 575 San Luis Obispo 1 1/2 mi se mouth of Osos Creek; Cayucos Quadrangle Comment
  OBI59670  Salix lasiolepis David J. Keil, with V. L. Holland 1999-5-4 28323 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI73378  Salvia apiana David J. Keil, with Field Botany class 2010-5-14 30762 San Luis Obispo Cuesta Pass on east side of Highway 101. 475 Comment
  OBI19901  Salvia carduacea Walter F. Chesebro 1978-5-6 128 San Luis Obispo On Soda Lake Rd, 19 mi E of Soda Lake 610 Comment
  OBI13556  Salvia columbariae Robert F. Hoover 1967-4-9 10413 San Luis Obispo Cyn In Temblor Range near N end of Elkhorn Plain Comment
  OBI51778  Salvia columbariae R. Mike Arens 1994-3-26 37 San Luis Obispo Calif Polytechnic State univ campus; near Botanical Garden foot bridge 152 Comment
  CDA20349  Salvia leucophylla G. F. Hrusa 1993-5-21 11047 San Luis Obispo Huasna Rd. approx. 8 km. W of townsite. Comment
  UCD77098  Salvia mellifera Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4651 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of turn off to Paso Robles. North side of the road. 444 Comment
  RSA515304  Salvia mellifera G. R. Ballmer 1989-5-21 s.n. San Luis Obispo Cuesta Ridge Botanical Preserve area. Comment
  OBI77022  Salvia sonomensis David A. Young, S. A. Junak & M. Carroll 1989-3-13 1851 San Luis Obispo Along road leading into the Eastern end of the Cuesta Ridge Botanical area Comment
  UCR131477  Salvia spathacea June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, highway south of Morro Bay toward Los Osos 40 Comment
  OBI13524  Salvia spathacea B. A. Smith 1966-4-8 15 San Luis Obispo 2 mi down See Cyn rd off Avila Beach Rd Comment
  OBI28098  Salvia spathacea Carrie Wilson, Allison Berry 1982-4-24 3 San Luis Obispo Approx 6.5 mi NW of Paso Robles on CA Rte G14 1/2 mi inside entrc to Devil's Gorge cmpgd. On ridge above E shore of Lake Nacimiento Comment
  OBI64404  Sanicula bipinnata David J. Keil 2001-3-28 29197 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI8799  Sanicula bipinnata Eben McMillan 1952-5-2 81 San Luis Obispo Choice Valley; 1 mi S, 8 mi E of Shandon. Comment
  OBI31347  Sanicula bipinnatifida Joy Nishida, Robert Allen 1982-4-10 224 San Luis Obispo 1.5 mi S of American cyn campground, at unlocked gate onside of dirt road 506 Comment
  UC1123176  Sanicula bipinnatifida T. M. Hendrix 1937-4-17 20 San Luis Obispo 3.3 mi se of Pozo (Santa Barbara National Forest); Santa Barbara National Forest 457 Comment
  CDA38532  Sanicula bipinnatifida T. C. Fuller 1959-5-6 2511 San Luis Obispo Hartzell Ranch, Cayucos. 0 Comment
  UC1051416  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3275 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  OBI8773  Sanicula crassicaulis Robert F. Hoover 1950-5-6 7874 San Luis Obispo East slopes of La Panza Range Comment
  UC920174  Sanicula hoffmannii L. Constance and R. F. Hoover 1950-6-21 3354 San Luis Obispo near forks of San Simeon Creek (Santa Lucia Range); Santa Lucia Range 76 Comment
  UC754982  Sanicula hoffmannii R. F. Hoover 1947-5-14 7171 San Luis Obispo Steiner Creek, (Serrano Canyon) Steiner Creek; Serrano Canyon, Steiner Creek Comment
  OBI8781  Sanicula laciniata Robert F. Hoover 1959-4-3 8488 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  SEINET7545149  Sanicula simulans R. F. Hoover 1958-1 8411 San Luis Obispo Steiner Crk. at mouth of Serrano Canyon. Comment
  OBI37648  Sanicula tuberosa David J. Keil 1980-4-5 13754 San Luis Obispo Ca 28 mi E of Santa Maria on Hwy 166 and N on Chimineas Ranch Rd. Comment
  OBI8765  Sanicula tuberosa Robert F. Hoover 1947-3-23 6716 San Luis Obispo Rinconada Mine (west of Pozo) Comment
  UC1127655  Saxifraga californica E. Armstrong 1934-4-1 1130 San Luis Obispo near La Panza (Santa Barbara National Forest); Santa Barbara National Forest 457 Comment
  POM265141  Saxifraga californica I. L. Wiggins 1929-4-13 3456 San Luis Obispo North end of Cuesta Grade. Comment
  OBI22200  Schismus arabicus Robert F. Hoover 1967-3-28 10301 San Luis Obispo Elkhorn Plain Comment
  UCD163550  Schismus barbatus CNPS Melinda Elster; Sara Taylor 2015-4-26 CARR- 969 A San Luis Obispo San Luis Obispo County: on the south end of Carrizo Plain National Monument. 761 Comment
  OBI35201  Schoenoplectus californicus Eric Wise 1981-10-23 1342 San Luis Obispo Sinton Middle Pond on Shell Crk Rd 8.0 mi N of hwy 58 Comment
  POM172034  Schoenoplectus pungens F. M. Reed 1928-8-22 6109 San Luis Obispo Sand dunes at Morro Bay Comment
  UCSB69403  Schoenoplectus pungens Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 100 m NE from marker in a channel. 5 Comment
  CAS-BOT-BC111053  Scirpus microcarpus R. F. Hoover 1951-6-21 8031 San Luis Obispo San Simeon Creek just below forks in wet seepage area underlaid by serpentine rock. Comment
  OBI78571  Scirpus microcarpus Eric Wise 1981-7-26 968 San Luis Obispo Poly Cyn. Cal Poly campus 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
  UC1927841  Scrophularia californica subsp. floribunda David Keil with Rhonda Riggins 1987-5-11 20153 San Luis Obispo Cuesta Ridge east, ca. 6.7 mi from jct with US 101 along Cuesta Ridge Road. Area burned over in Las Pilatas fire of June-July 1985. 792 Comment
  UC639046  Senecio aphanactis Bernard Miossi 1940-3-20 240 San Luis Obispo 300 yards n San Luis Creek (one mi n of San Luis Obispo) 68 Comment
  CAS-BOT-BC363272  Senecio aronicoides R. F. Hoover 1958-5-8 8469 San Luis Obispo Santa Rita Creek, west of Templeton Comment
  OBI15540  Senecio astephanus Robert F. Hoover 1965-6-17 9443 San Luis Obispo Santa Lucia Range. Tassajera Peak Comment
  SBBG124278  Senecio blochmaniae D. Keil 1990-4-26 21403 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  UC774867  Senecio blochmaniae C. B. Wolf and P. C. Everett 1941-10-1 San Luis Obispo approx 2.5 mi (air) e Oso Flaco Lake (or between CA Highway 1 and S.P.R.R.) 30 Comment
  SBBG8746  Senecio californicus C. B. Hardham 1958-3-31 2983 San Luis Obispo Camatta Rd near Camatta Crk Comment
  UCR38143  Senecio mikanioides A. C. Sanders, K. Berg 1985-3-3 5395 San Luis Obispo Central Coast, Oso Flaco Lake, south of Oceano, at end of Oso Flaco Lake Road 3 Comment
  OBI54283  Senecio vulgaris George Butterworth 1995-4-10 35 San Luis Obispo Carrizo Plain Natural Area. Beside Elkhorn rd, 1.2 mi N of Panorama Rd. T31S, R21E, S21, NW Qtr 739 Comment
  CAS-BOT-BC240175  Setaria verticillata Ernest C. Twisselmann 1953-9-9 761 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County Comment
  SBBG119508  Sidalcea hickmanii subsp. anomala M. Wetherwax. E. Painter 2001-5-17 SLO 197 San Luis Obispo near rd between Primera and La Trinidad mines; Camp San Luis Obispo 422 Comment
  OBI54363  Silene antirrhina David J. Keil, Kathleen Keil 1995-4-15 24897 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif rte 58 Comment
  UCD98567  Silene coniflora G. F. Hrusa 1995-5-28 12194 San Luis Obispo San Luis Obispo County: Black Buttes Research Center. From Ridge 4. 600 Comment
Read comments
Aug 11 2014
  CLARK-A1045-1352  Silene gallica George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Morro Bay State Park; Morro Bay S 7.5'Q Comment
  OBI31004  Silene gallica Julie M. Vanderwier 1979-5-19 170 San Luis Obispo Indian Knob tar Sands Comment
  UCR140087  Silene gallica George K. Helmkamp 2004-2-29 8316 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi NW of Division St. 116 Comment
  CAS-BOT-BC387025  Silene gallica R. F. Hoover 1947-3-29 6696 San Luis Obispo San Luis Obispo; Oak Park District Comment
  CAS-BOT-BC392455  Silene gallica David D. Keck 1933-5-4 2184 San Luis Obispo 5 miles north of Cambria Comment
  SBBG124279  Silene laciniata D. Keil 1990-4-26 21405 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  RSA733985  Silene laciniata D. M. McF 1954-6-18 s.n. San Luis Obispo Dick Westerman Ranch. Arroyo Grande. Comment
  RSA165991  Silene laciniata subsp. major E. R. Chandler 1962-6-15 858 San Luis Obispo Near Oso Flaco Lake. Comment
  CAS-BOT-BC364846  Silybum marianum Ernest C. Twisselmann 1970-11-27 17570 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch 670 Comment
  CAS-BOT-BC364847  Silybum marianum Ernest C. Twisselmann 1971-12-5 18535 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC364851  Silybum marianum John Thomas Howell 1964-6-29 40773 San Luis Obispo Cambria Comment
  CDA16894  Sinapis arvensis G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  OBI57227  Sinapis arvensis David J. Keil 1998-4-10 26686 San Luis Obispo At LeRoy Baldwin property, 2051 O'Connor Way, SW of San Luis Obispo. Comment
  CAS-BOT-BC75142  Sisymbrium altissimum R. F. Hoover 1947-5-10 7151 San Luis Obispo Cuyama Valley, east of river bridge on main highway. Comment
  CAS-BOT-BC75257  Sisymbrium irio Ernest C. Twisselmann 1954-6-12 1363 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Plain. 655 Comment
  CAS-BOT-BC75453  Sisymbrium orientale Ernest C. Twisselmann 1956-6-11 2922 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Place, Palo Prieta Canyon. 441 Comment
  CAS-BOT-BC75461  Sisymbrium orientale Clare B. Hardham 1956-4-17 465 San Luis Obispo Santa Lucia Mountains. Kiler Canyon. Comment
  UC1296300  Smilacina racemosa R. F. Hoover 1948-5-3 7510 San Luis Obispo See Canyon Comment
  OBI9123  Solanum americanum Ernest C. Twisselmann 1954-6-19 1383 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: E San Luis Obispo county Comment
  SBBG28575  Solanum americanum E. C. Twisselmann 1967-9-9 13683 San Luis Obispo Palo Prieta Crk below Ortega Spring 594 Comment
  OBI2754  Solanum douglasii R. R. LaBelle 1967-10-10 29 San Luis Obispo Laguna Lake, San luis Obispo Comment
  RSA122717  Solanum douglasii B. Bolt 1936-1-14 530 San Luis Obispo 2 miles SSE of mouth of Osos Creek. 46 Comment
  UC933968  Solanum douglasii Elton F. Paddock 1951-7-13 410 San Luis Obispo San Luis Obispo Creek, where U.S. Highway 101 bridge crosses the creek at s border of city San Luis Obispo Creek Comment
  CDA26789  Solanum nigrum David J. Keil 1998-8-19 27939 San Luis Obispo Rinconada Creek at intersection of Pozo Road and Las Pilitas Road. Comment
  CAS-BOT-BC156478  Solanum umbelliferum E. D. Cantelow 1937-4-1 2071 San Luis Obispo About 5 mi. E. of Morro Bay Comment
  CAS-BOT-BC157436  Solanum umbelliferum A. Bolton 1915-11-25 s.n. San Luis Obispo [Carisa] Carrisa Plains Comment
  CAS-BOT-BC157437  Solanum umbelliferum A. Eastwood 1926-5-4 13836 San Luis Obispo Paso Robles Comment
  SBBG104305  Solanum umbelliferum M. D. Proctor, E. A. Young 1993-3-17 ROB 190 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC157440  Solanum umbelliferum A. Eastwood; J. T. Howell 1936-5-8 2351 San Luis Obispo 7 miles east of La Panza Comment
  RSA122723  Solanum umbelliferum B. Bolt 1936-4-14 664 San Luis Obispo 2.5 miles N.N.E. of Mouth of Smith Creek. 183 Comment
  RSA427466  Solanum umbelliferum R. S. Woglum 1938-5-15 1714 San Luis Obispo Paso Robles to Cayucos road, through mountains. Comment
  UCR122160  Solanum xanti George K. Helmkamp, E. A. Helmkamp 2000-4-22 5471 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  CAS-BOT-BC365332  Solidago confinis D. E. Breedlove 1962-8-7 4085 San Luis Obispo On the shore of Oso Flaco Lake. 3 miles north of Guadalupe Comment
  OBI15459  Solidago confinis Robert F. Hoover 1967-9-16 10872 San Luis Obispo 1 mi N of Oso Flaco Lake Comment
  OBI79072  Solidago confinis David J. Keil 2013-8-19 31891 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  OBI79923  Solidago velutina David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31860 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 400 Comment
  CAS-BOT-BC365180  Solidago velutina subsp. californica Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  JEPS51982  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the s side San Carpojo Creek; s side San Carpojo Creek 30 Comment
  SBBG117863  Soliva sessilis E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 78 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo 150 Comment
  OBI31765  Sonchus oleraceus Smeltzer, Turnquist 1982-4-12 50 San Luis Obispo SE side of Laguna Lake park from the roadway over to base of hill Comment
  RSA223673  Sonchus oleraceus J. T. Howell 1964-6-29 40767 San Luis Obispo Cambria Comment
  SBBG110005  Sonchus oleraceus C. B. Hardham 1957-7-15 2462 San Luis Obispo Graves Crk, Del Rio Rd Comment
  SBBG16302  Sorghum halepense E. C. Twisselmann 1962-10-14 7922 San Luis Obispo Choice Valley, 1.5 mi E of summit 640 Comment
  SEINET3825674  Sparganium eurycarpum Malcolm A. Nobs, S. Galen Smith 1948-9-9 663 San Luis Obispo Arroyo Grande Creek near mouth Comment
  SBBG80773  Sparganium eurycarpum R. J. Rodin 1965-7-17 7137 San Luis Obispo 4 mi E of Santa Margarita Comment
  OBI80383  Spergularia bocconi David J. Keil 1992-1 22977 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI78989  Spergularia macrotheca David J. Keil 2013-8-22 31952 San Luis Obispo Private land east of Morro Bay State Park along Morro Creek Road, east of gate at eastern end of Turtle Rock trail, northern side of Cerro Cabrillo 28 Comment
  LA211629  Spergularia macrotheca var. macrotheca G. W. Greenwald; 2013-12-18 0 s. n. San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, North edge of Refuge, end of Beigle Road at parking lot and sand dune interface. 14.0 Comment
  CAS-BOT-BC390432  Spergularia macrotheca var. macrotheca Ernest C. Twisselmann 1959-4-10 5045 San Luis Obispo Los Osos Valley: near Laguna Lake 30 Comment
  OBI39988  Spergularia rubra Eric Wise 1984-4-29 1885 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  OBI73500  Spergularia villosa David J. Keil 2000-4-18 28447 San Luis Obispo Camp San Luis Obispo national guard base. Trail up western side of Cerro Romualdo Comment
  RSA129528  Sporobolus airoides W. A. Peterson 1936-7-9 337 San Luis Obispo Cuyama Ranch. 671 Comment
  SEINET13947987 Image available Stachys ajugoides C. Epling, Mrs. Epling 1935-1 s.n. San Luis Obispo Morro Bay Comment
  CLARK-A1045-1334  Stachys bullata George K. Helmkamp 1978-4-22 San Luis Obispo Los Padres National Forest Cerro Alto Camground; Atascadero 7.5'Q Comment
  UCR199026  Stachys bullata Kai T. Palenscar 2008-5-18 s.n. San Luis Obispo Central Coast, city of San Simeon, west of Hwy 1 at the elephant seal viewing parking area 13 Comment
  CDA41005  Stachys bullata Agbashian 1937-5-4 s.n. San Luis Obispo Calif. Polytech. [San Luis Obispo]. 0 Comment
  RSA586408  Stachys bullata M. D. Proctor, E. A. Young 1993-3-20 ROB 0292 San Luis Obispo Chorro Creek, 1km N of Chorro Res. Comment
  SEINET9293101  Stachys chamissonis Unknown 2002-9-30 San Luis Obispo Oak Park Comment
  OBI52842  Stachys pycnantha Steven A. Junak, David A. Young, Tina J. Ayers 1989-8-24 4143 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. N of Pick and Shovel Mine in upper reaches of Chorro Crk, in crk at "Dead Miner's Camp" 625 Comment
  OBI13483  Stachys rigida subsp. quercetorum Robert F. Hoover 1968-4-20 11068 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  OBI13478  Stachys rigida subsp. quercetorum Robert F. Hoover 1965-6-14 9425 San Luis Obispo Near Arroyo del Oso, S of Arroyo de la Cruz Comment
  UCR161463  Stachys rigida var. quercetorum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9021 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  SBBG11240  Stanleya pinnata var. pinnata D. Keil 1998-6-5 27654 San Luis Obispo Caliente Range SE of Radio Towers on Rd to Cuyama Valley, 4.5 mi from jct Caliente Ridge Rd Comment
  OBI78943  Stebbinsoseris heterocarpa David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. Comment
  JEPS74781  Stebbinsoseris heterocarpa L. R. Heckard, T. I. Chuang, and R. C. Bacigalupi 1975-4-24 3989 San Luis Obispo Cholame Road ca 10 mi n of Route 58 w Simmler 609 Comment
  UCR140102  Stellaria media George K. Helmkamp 2004-2-6 8249 San Luis Obispo Central Coast, Oso Flaco Lake Road, 0.5 mi east of the lake 9 Comment
  UCR161966  Stellaria media George K. Helmkamp, E. A. Helmkamp 2005-2-14 8898 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  OBI13102  Stellaria media Lynne Dee Althouse 1977-5-5 74 San Luis Obispo Wolfe's horse ranch near San Luis High School 128 Comment
  OBI28266  Stellaria media Krystoff/Spaspo 1982-4-18 28 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  OBI55350  Stellaria pallida David J. Keil 1998-5-20 27338 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  OBI7290  Stephanomeria cichoriacea David J. Keil 1976-9-25 11832 San Luis Obispo 1 mi W of Los Osos Valley rd along Prefumo cyn rd Comment
  RSA42999  Stephanomeria cichoriacea Robert F. Hoover 1947-10-11 7409 San Luis Obispo Old Creek near Cayucos Comment
  CAS-BOT-BC375265  Stephanomeria elata Ernest C. Twisselmann 1957-11-2 4112 San Luis Obispo Morro Rock 15 Comment
  OBI15408  Stephanomeria elata Robert F. Hoover 1946-8-8 6278 San Luis Obispo N end of Morro Bay Comment
  OBI4147  Stephanomeria elata Lyda Edge 1971-11-2 s.n. San Luis Obispo N of Oso Flaco Lake Comment
  OBI74631  Stephanomeria elata David J. Keil, with V. L. Holland 1988-9-9 21127 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  UC2027212  Stephanomeria elata David J. Keil 2011-9-1 31095 San Luis Obispo Los Osos. South end of Morro Bay just north of Binscarth Road. Comment
  CAS-BOT-BC375257  Stephanomeria elata R. F. Hoover 1946-8-8 6278 San Luis Obispo North end of Morro Bay on beach or bluff just above it Comment
  CAS-BOT-BC375296  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-9-21 10092 San Luis Obispo Grover City Comment
  CAS-BOT-BC375297  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-9-12 9977 San Luis Obispo Site of Bellevue-Santa Fe School, just north of Hidden Valley Hot Springs Comment
  OBI15432  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1969-9-15 11589 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  SD148218  Stephanomeria exigua subsp. deanei G. K. Helmkamp, E. A. Helmkamp 2000-9-1 5955 San Luis Obispo Los Osos; ca. 0.5 mile northwest of Hazard Canyon, between Howard Street and sand dunes. 6 Comment
  CAS-BOT-BC375705  Stephanomeria runcinata Ernest C. Twisselmann 1953-12-12 829 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: 7 miles south of Cholame, eastern San Luis Obispo County. (Summit of Palo Prieta Pass) 640 Comment
  CAS-BOT-BC375898  Stephanomeria virgata R. F. Hoover 1965-8-1 9501 San Luis Obispo Valley west of Mt. Bishop Comment
  UCR250542  Stephanomeria virgata Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7215 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes. Guadalupe-Nipomo Dunes National Wildlife Refuge, north edge of Refuge, at parking lot and sand dune interface 14 Comment
  SBBG96104  Stephanomeria virgata subsp. pleurocarpa D. Keil 1986-10-13 19782 San Luis Obispo Sweet Springs, on southern shore of Morro Bay Comment
  OBI18910  Stipa cernua David J. Keil, Malcolm McLeod 1979-4-27 13044 San Luis Obispo NE slope of Mt San Luis Obispo Comment
  OBI59133  Stipa cernua David J. Keil 1998-5-20 27319 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  OBI2349  Stipa lepida Larry E. Brown 1970-4-8 1768 San Luis Obispo Cuesta Ridge Rd just above Hwy 101, ca 6 mi N of San Luis Obispo Comment
  OBI25046  Stipa pulchra David J. Keil, Dirk Walters 1980-4-26 13899 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI47376  Stipa pulchra David J. Keil 1985-3-26 18472 San Luis Obispo Lodge HIll subdivision area of Cambria Comment
  SBBG112834  Streptanthus albidus subsp. peramoenus C. B. Hardham 1961-5-17 7053 San Luis Obispo 4 mi W of Ocean View Mine, N of Cambria 762 Comment
  UC310297  Streptanthus albidus subsp. peramoenus Marcus E. Jones, A. M. 1882-5-6 3231 San Luis Obispo San Luis Obispo Comment
  OBI80162  Streptanthus glandulosus David J. Keil 1992-4-12 22813 San Luis Obispo Laguna Lake City Park. 170 Comment
  CAS-BOT-BC87178  Streptanthus glandulosus subsp. glandulosus Marcus E. Jones 1882-5-6 3231 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC87184  Streptanthus glandulosus subsp. glandulosus Clare B. Hardham 1956-5-30 804 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Cayucos Road. Comment
  SEINET958407  Stuckenia pectinata D. W. Taylor 1970-1 T 70 -118 San Luis Obispo Common at mouth of Los Osos Creek, east side of Morro Bay. Comment
  SBBG70093  Stylomecon heterophylla M. M. Miles -May-1886 55 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC57611  Stylomecon heterophylla J. H. Barber 1901-4-1 A 18 San Luis Obispo E bank of Salinas River Paso Robles; , Paso Robles Comment
  UC1123321  Styrax officinalis var. redivivus H. C. Lee 1936-5-27 635 San Luis Obispo 1 1/4 mi nw Colwell Ranch; Santa Barbara National Forest, Nipomo Quad. Comment
  OBI17176  Suaeda nigra Robert F. Hoover 1946-9-15 6417 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  UC1119975  Symphoricarpos mollis B. Bolt 1936-4-14 666 San Luis Obispo 2.5 mi nne mouth of Smith Creek; Cayucos Quad. 182 Comment
  OBI51007  Symphyotrichum chilense Kathleen Goddard Jones 1993-9-18 s.n. San Luis Obispo Oso Flaco Lake Access causeway, along the N edge of the paved walk-way Comment
  OBI51474  Symphyotrichum defoliatum Kathleen Goddard Jones 1993-11-18 s.n. San Luis Obispo Roadside, Mtn View Rd, Arroyo Grande, branches off of Halcyon Rd on its W side. Specimen collected between Halcyon Rd and the Southern Pacific RR mainline overpass Comment
  UCR148810  Tamarix aphylla G. Fred Hrusa, L. Saslaw 2001-4-12 15781 San Luis Obispo Inner South Coast Range, Carrizo Plain National Monument, at old ranch house below Torvar Ranch; low flat to east of Soda Lake Rd 591 Comment
  OBI69007  Tamarix parviflora David J. Keil, with V. L. Holland 2007-4-5 30459 b San Luis Obispo NE of Paso Robles airport. Esreella River, just west of Airport Road 238 Comment
  CDA21193  Tamarix ramosissima M. Lea 2007-3-28 PDR 1450403 San Luis Obispo South Coast Ranges; Cuyama River near Hwy 166 at MM 35.0. 0 Comment
  OBI60114  Tauschia hartwegii G. F. Hrusa 1995-5-28 12321 San Luis Obispo Black Butte research Natural Area. On e slope of ridge immed SW of Radio Facility 2 (Peak 1) 640 Comment
  SBBG112581  Tetragonia tetragonoides C. B. Hardham 1967-11-2 2711 San Luis Obispo Old Crk Comment
  OBI81363  Tetrapteron graciliflorum Jason Dart, A. Weichert 2010-3-25 349 San Luis Obispo Palo Prieto Conservation Bank, Lake Parcel. This location is 0.5 mile southwest of Bitterwater Road, 3.75 driving miles southeast of Annette Road, on hills near Grant Lake. 619 Comment
  SBBG104381  Tetrapteron graciliflorum M. D. Proctor E. A. Young 1993-3-19 ROB 248 San Luis Obispo 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  OBI3977  Thalictrum fendleri Elizabeth Rudd 1971-4-26 246 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI23329  Thalictrum fendleri J. T. Arnold 1965-4-11 49 San Luis Obispo Upper See cyn, N 1/2 of sect 14 Comment
  UC9706  Thalictrum fendleri var. polycarpum Ida M. Blochman May 1893 San Luis Obispo Santa Maria Comment
  UC866567  Thermopsis californica var. californica Marcus E. Jones, A. M. 1882-5-9 2660 San Luis Obispo San Luis Obispo Comment
  SEINET7062880  Thysanocarpus curvipes A. G. Vestal 1947-4-13 s.n. San Luis Obispo Huasana, Huasana Valley, Tim O'Leary Canyon. (WGS84/NAD83). UTM Zone 10, 737520mE, 3884864mN. 268 Comment
  UC1127051  Thysanocarpus curvipes N. K. Carlson 1936-3-21 204 San Luis Obispo 2 mi sw Asphalt Mine; Arroyo Grande Quad. 48 Comment
  UC455302  Thysanocarpus curvipes I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  CAS-BOT-BC66638  Thysanocarpus curvipes R. F. Hoover 1967-4-5 10343 San Luis Obispo 19 miles east of Creston on La Panza road, on a branch of Navajo Creek. Comment
  OBI33025  Torilis nodosa David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17152 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon. Near its big bend to the S Comment
  OBI4266  Toxicodendron diversilobum Albert Earl 1971-2-15 24 San Luis Obispo Cuesta Canyon on Old Stage Rd. 1/4 mi from foot of grade 259 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
  SBBG36509  Tragopogon porrifolius C. B. Hardham 1958-2-22 2890 San Luis Obispo Cayucos Comment
  OBI58837  Tribulus terrestris David J. Keil 1998-8-26 28041 San Luis Obispo Hwy 166, 1.4 miles E of junction with US 101. Comment
  OBI55196  Trichostema lanatum Greg Frugoli 1997-5-31 98 San Luis Obispo E of Pozo rd, just W of the summit, La Panza Range, Los Padres NF (hwy 58 burn area) 762 Comment
  OBI56513  Trichostema lanatum David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1967 San Luis Obispo Upper end of "chaparral Rd" nearthe E end of the Botanical area, below TV antennas Comment
  POM258756  Trichostema lanatum Roxana S. Ferris 1939-6-2 9766 San Luis Obispo 13 miles east of Paso Robles on the Paso Robles-Adelaida Road. Santa Lucia Mountains. Comment
  UC716207  Trichostema lanatum Roxana S. Ferris 1939-6-2 9766 San Luis Obispo 13 mi E of Paso Robles (on the Paso Robles - Adelaide road) Comment
  CDA16062  Trichostema lanceolatum G. F. Hrusa 2000-9-3 15696 San Luis Obispo Carrizo Plain; W edge of Swain pasture, near base of Caliente Range. 762 Comment
  CAS-BOT-BC220859  Trichostema ovatum R. F. Hoover 1946-10-13 6491 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  OBI36958  Trifolium Eric Wise 1981-8-7 1037 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  OBI57899  Trifolium albopurpureum David J. Keil 1999-4-29 28291 San Luis Obispo Camp Roberts; McMillan Airstrip. Vicinity of airfield buildings near Perimeter Road. Comment
  OBI74317  Trifolium albopurpureum Theo Fitanides, Anthony Baniaga 2010-4-10 86 San Luis Obispo Tierra Redonda Mtn BLM ACEC 346 Comment
  SBBG118096  Trifolium albopurpureum E. L. Painter, M. Wetherwax 2003-3-19 CR 409 San Luis Obispo S side of Bee Rock Rd, near jct with rd to Hellman, Training Area Y2; Camp Roberts 220 Comment
  OBI75005  Trifolium bifidum David J. Keil 1988-3-19 20409 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
  UC1583601  Trifolium bifidum var. decipiens David Keil with Lynne Dee Oyler 1986-5-21 19525 San Luis Obispo 3.6 mi s Santa Margarita (Santa Margarita Ranch, along ranch rd, in area that was locally the e boundary of the Las Pilitas fire of July 1985); east base of Santa Lucia Mtns Comment
  UC52319  Trifolium ciliolatum Mrs. R. W. Summers 1886-4-26 168 San Luis Obispo Comment
  SFV16347  Trifolium depauperatum P. M. Schiffman 1993-3-3 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Along Soda Lake Road, 2.3 miles northwest of intersection with dirt road leading to Painted Rock and Education Center. Comment
  UCSC005978  Trifolium depauperatum var. hydrophilum Randall Morgan 1996-5-9 2941 San Luis Obispo Dense stand along trail E of Laguna Lake Comment
  OBI75849  Trifolium depauperatum var. truncatum Al Lindholm 1971-4-11 172 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. 1/2 mi SE of Geode Mtn. NE slope of Geode Mtn, just above rd 520 Comment
  SBBG3818  Trifolium dichotomum C. B. Hardham 1957-4-25 1736 San Luis Obispo Cypress Mtn Comment
  UC1583636  Trifolium dubium David Keil with Mark Meredith 1984-4-14 18123 San Luis Obispo s Arroyo de la Cruz (ridge system, n of San Simeon) Comment
  OBI54249  Trifolium fragiferum David J. Keil 1996-5-2 25855 San Luis Obispo Laguna Lake Park, San Luis Obispo. Along N side of lake W of developed area of park Comment
  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
  SBBG34860  Trifolium fucatum R. W. Summers -- San Luis Obispo suburb of San Luis Obispo Comment
  SBBG95500  Trifolium glomeratum D. Keil 1983-5-22 17072 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon, just S of bridge on E side of Hwy 1 Comment
  UC1583661  Trifolium glomeratum David Keil 1983-5-22 17072 San Luis Obispo n San Simeon (vicinity of Arroyo de la Cruz, just s of bridge on e side of Hwy 1) Comment
  SBBG34855  Trifolium grayi Mrs. R. W. Summers 1921-4-26 San Luis Obispo Santa Margarita Comment
  HSC91537  Trifolium macraei Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  OBI31459  Trifolium microcephalum Joy Nishida, Robert Allen 1982-4-10 250 San Luis Obispo American Cyn. Near stream in campground 524 Comment
  OBI57919  Trifolium subterraneum David J. Keil 1998-4-2 26528 San Luis Obispo East-West Ranch, Cambria Comment
  OBI42234  Trifolium variegatum David J. Keil, V. L. Holland 1986-5-26 19599 San Luis Obispo Oak shores development on N shore of Nacimiento Lake Comment
  OBI77003  Trifolium variegatum Robert F. Hoover 1952-5-10 8168 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) 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
  OBI12633  Trifolium variegatum var. variegatum W. L. Jepson 1927-4-26 11967 San Luis Obispo Santa Margarita Comment
  OBI79260  Trifolium willdenovii David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31343 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant) Comment
  UCR163610  Trifolium willdenovii George K. Helmkamp, E. A. Helmkamp 2005-3-25 9200 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
  OBI62728  Trifolium willdenovii Jason Dart 2003-3-27 150 San Luis Obispo Santa Margarita Ranch Comment
  OBI12628  Trifolium wormskioldii Robert F. Hoover 1947-4-16 6931 San Luis Obispo W base of Cerro Romauldo Comment
  CAS-BOT-BC451781  Triglochin maritima John Thomas Howell 1955-6-14 30424 San Luis Obispo 0.8 mile west of Tower House 396 Comment
  SD60400  Triglochin scilloides Robert F. Thorne, P. Everett 1963-6-12 32264 San Luis Obispo Shallow water of small pond 1 mile north of entrance to Piedras Blancas Point. 7 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
  JEPS15140  Triphysaria eriantha subsp. eriantha P. L. Johannsen 1936-3-21 693 San Luis Obispo 1 1/2 mi se Terrace Hill; San Luis Obispo Quad. Comment
  JEPS31022  Triphysaria micrantha Ernest C. Twisselmann 1960-3-31 5915 San Luis Obispo Creston Road mesa just s Cammata Creek; La Panza Range, just s of Cammata Creek 548 Comment
  OBI39336  Triphysaria pusilla David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18721 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk Rd between Pine Mtn and Rocky Butte 869 Comment
  OBI58872  Triphysaria versicolor subsp. faucibarbata David J. Keil 1998-4-17 26785 San Luis Obispo 3.1 miles south of junction with highway 41 along La Panza road. Grassy roadside in ft. wd. area. Comment
  LA105516  Triteleia ixioides Barry A. Prigge; 1989-4-19 8630 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi. up San Bernardo Creek Rd from State Highway 1 128 Comment
  RSA133430  Triteleia ixioides subsp. cookii Clare B. Hardham 1959-5-9 4463 San Luis Obispo Edges of Franklin Creek; Camp Nacimiento Comment
  CAS-BOT-BC524328  Triteleia ixioides subsp. ixioides Clare B. Hardham 1956-5-30 813 San Luis Obispo Marquart Ranch Comment
  UC1127079  Tropidocarpum gracile W. A. Peterson 1937-4-16 698 San Luis Obispo 1.1 mi nw Mustang Spring; La Panza Quadrangle Comment
  UC1127094  Tropidocarpum gracile C. M. Belshaw 1936-3-17 1603 San Luis Obispo 2 mi sse Nipomo (Plot #1); Nipomo Quadrangle 76 Comment
  UCSC000332  Tropidocarpum gracile I. J. Condit 2009-4-17 s.n. San Luis Obispo Paso Robles Comment
  UC241812  Typha latifolia Malcolm A. Nobs and S. Galen Smith 1949-6-22 820 San Luis Obispo 3 mi s Pismo Beach (at Oceano); s of Pismo Beach Comment
  OBI27014  Umbellularia californica James Courtney 1980-12-20 3 San Luis Obispo Pennington Crk Bio reserve Comment
  SBBG49106  Umbellularia californica var. californica J. Copeland -Feb-1974 1060 San Luis Obispo E of Morro Bay, ca. 1 mi W of Cerro Alto intersection with Hwy 41 Comment
  CAS-BOT-BC382754  Uropappus lindleyi Ernest C. Twisselmann 1954-5-12 1219 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at Palo Prieta Summit, 7 miles south of Cholame 685 Comment
  SBBG53877  Urtica urens S. A. Junak 1978-4-8 M 53 San Luis Obispo lower Coon Crk Trail, San Luis Range Comment
  OBI14435  Vaccinium ovatum Robert F. Hoover 1947-5-11 7160 San Luis Obispo Price Cyn Comment
  SBBG44607  Vaccinium ovatum L. W. Edge 1972-4-4 106 San Luis Obispo N slope of Black Hill, Morro Bay 121 Comment
  CAS-BOT-BC327090  Venegasia carpesioides R. F. Hoover 1967-6-5 10622 San Luis Obispo Arroyo Grande just below confluence of Lopez Canyon (dam site) Comment
  OBI28657  Verbena lasiostachys David J. Keil, Eric Wise 1982-7-2 16258 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn Trl Comment
  OBI8663  Verbena lasiostachys Robert F. Hoover 1969-7-12 11438 San Luis Obispo Salinas River at Paso Robles Comment
  UCR61759  Verbena lasiostachys George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI47440  Verbena lasiostachys var. scabrida David J. Keil 1984-5-31 s.n. San Luis Obispo Laguna lake Park, San Luis Obispo Comment
  RSA18236  Verbena robusta Carl B. Wolf 1929-4-16 3614 San Luis Obispo 4 miles N of Morro Bay. Comment
  OBI53824  Veronica anagallis-aquatica Arthur W. Hazebrook 1993-1-9 183 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and crk areas, and adj pioneer dunes Comment
  OBI58841  Veronica peregrina subsp. xalapensis David J. Keil 1998-5-13 27236 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  CDA12465  Veronica persica G. F. Hrusa 1992-3-27 10344 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  OBI32104  Vicia americana David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15856 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  HSC91541  Vicia americana var. americana Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  JEPS66125  Vicia americana var. americana W. L. Jepson 1927-4-26 11964 San Luis Obispo La Cuesta Pass; Santa Lucia Mts. 484 Comment
  OBI82370  Vicia sativa David J. Keil 2016-2-25 33463 San Luis Obispo San Luis Obispo. South Hills Open Space 67 Comment
  OBI72087  Vicia villosa Michael Walgren 2010-3-25 89 San Luis Obispo Morro Bay, at the Hwy 1 N bound onramp from S Bay Blvd, on S side of onramp Comment
  OBI51375  Vinca major Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .26 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  OBI7351  Vinca major Mark Fresh 1976-2-25 10 San Luis Obispo 3.8 mi into See Cyn Comment
  HSC21840  Viola pedunculata D. A. Shally 1965-4-14 25 San Luis Obispo About 9 mi. S of Cholame, McMillan's Shandon Hills Comment
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Mar 28 2016
  OBI8459  Viola pedunculata Eben McMillan 1952-5-2 83 San Luis Obispo Choice Valley. 1 mi S, 8 mi E Shandon Comment
  HSC30126  Viola pedunculata A. M. Montalvo, J. D. Ackerman 1974-3-25 146 San Luis Obispo Ca. 3.5 mi. E of Pozo on road to Hwy. 58 Comment
  RSA585896  Viola pedunculata subsp. pedunculata F. L. Johnson, M. D. Proctor 1993-2-20 ROB 0156 San Luis Obispo 1.5 km WNW of Chorro Res. Comment
  UC572313  Viola purpurea subsp. quercetorum E. Armstrong 1934-4-1 1093 San Luis Obispo 6 mi ne of Pozo 609 Comment
  CAS-BOT-BC184039  Vulpia microstachys var. microstachys Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  UC1131868  Vulpia microstachys var. pauciflora N. French 1936-3-19 749 San Luis Obispo 1 mi ne Spanish Ranch; Santa Barbara National Forest, McKittrick Quad. 487 Comment
  CAS-BOT-BC184538  Vulpia microstachys var. pauciflora Roxana S. Ferris 1929-4-13 7532 San Luis Obispo East of San Luis Obispo Comment
  UC454059  Vulpia microstachys var. pauciflora I. J. Condit 1910-4-16 29 San Luis Obispo near San Luis Obispo (Chorro Creek); Summit Santa Lucia Mts., Chorro Creek 609 Comment
  UCD94949  Vulpia myuros Ira L. Wiggins 1929-4-13 3417 San Luis Obispo San Luis Obispo County: along Salinas River, 5 miles north of Paso Robles. Comment
  CAS-BOT-BC185758  Vulpia myuros subsp. megalura Clare B. Hardham 1961-5-18 7095 San Luis Obispo Between Pine Mt. and Rocky Butte Comment
  UC485130  Wyethia angustifolia J. E. Roadhouse 1905-4 San Luis Obispo near San Luis Obispo Comment
  UC2027494  Wyethia glabra David J. Keil with V. L. Holland 2013-6-12 31812 San Luis Obispo Adelaida Cellars Vineyard and Walnut Grove. Comment
  UCD137111  Xanthium spinosum Ernest C. Twisselmann 1960-10-12 6015 San Luis Obispo San Luis Obispo County: Summit of Palo Prieta Canyon. 655 Comment
  OBI38418  Xanthium strumarium Eric Wise 1981-9-29 1192 San Luis Obispo Orcutt Rd, 2.3 mi S of Johnson Ave, SLO Comment
  UCR266032  Yabea microcarpa David J. Keil 2001-5-10 29446 San Luis Obispo South Coast Range, Bitterwater Road, c. 10 miles north of Hwy 58 671 Comment
  OBI79522  Zantedeschia aethiopica David J. Keil 2012-7-18 31441 San Luis Obispo Oceano. Arroyo Grande Creek just south of Oceano Airport and sewage treatment plant (Strand Way) 5 Comment
  OBI37260  Zeltnera exaltata Eric Wise 1981-6-7 511 San Luis Obispo Cuyama River, 26.5 mi W of New Cuyama Comment
  SEINET3929099  Zigadenus fremontii David Keil 1987-5-6 20139 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  RSA130668  Zigadenus fremontii R. W. Summers 1899-06 s.n. San Luis Obispo Valley Comment



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