Search Results — 2000 specimen records retrieved (1133 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI12223  Abronia latifolia Robert F. Hoover 1946-7-24 6249 San Luis Obispo S end of Morro Bay Comment
  OBI31857  Abronia latifolia Robert J. Rodin 1956-5-29 6087 San Luis Obispo At S end of Morro Bay Comment
  SBBG25525  Abronia latifolia L. E. Allen 1966-8-24 San Luis Obispo Oso Flaco Lake Comment
  OBI5584  Abronia latifolia Sharon Jochums 1974-5-19 247 San Luis Obispo Dunes at Piedras Blancas Comment
  OBI23398  Abronia maritima Donald Price 1972-5-13 3 San Luis Obispo Pismo Beach, very close to high tide mark Comment
  UCD109621  Abronia maritima Ann F. Johnson 1974-8-7 950 San Luis Obispo San Luis Obispo County: Piedras Blancas Pt. Comment
  NY342000  Abronia minor E. Palmer 1876-7-10 521 San Luis Obispo McGinnis Farm; near San Luis Obispo Comment
  UCSC000233  Abronia umbellata I. J. Condit 2008-4-4 s.n. San Luis Obispo El Morro, Sand hills Comment
  UCR91816  Abronia umbellata subsp. umbellata George K. Helmkamp 1996-5-27 1102 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  OBI13401  Acacia longifolia Robert F. Hoover 1948-2-12 7417 San Luis Obispo Near Callender RR siding Comment
  OBI2863  Acacia melanoxylon Bill A. Lyon 1970-1-24 3 San Luis Obispo Cal Poly campus Comment
  CAS-BOT-BC219679  Acanthomintha obovata subsp. cordata R. F. Hoover 1950-5-30 7862 San Luis Obispo La Panza district Comment
  OBI83409  Acanthomintha obovata subsp. cordata George Butterworth 1995-5-22 85 San Luis Obispo T32S, R20E, S34, NW qut. 2 mi beyond (SE of) gate, 30' SW of road Comment
  SEINET12766390  Acer macrophyllum Merlyne Prescott 1969-4-16 167 San Luis Obispo Found on old highway 101.; 0 Comment
  OBI57889  Acer negundo David J. Keil 2000-3-8 28436 San Luis Obispo Arroyo Grande. At the swinging bridge over Arroyo Grande Creek. 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
  OBI45263  Achillea millefolium F. X. Villablanca 1986-5-17 2 San Luis Obispo 1/2 mi S of Ardath st, and 1/4 mi E of the end of Pineridge end of Pineridge rd Comment
  UCSB18196  Achillea millefolium Fisher, Michael 1964-4-18 San Luis Obispo 20 feet north of Balboa Road, 1.8 miles north of intersection with Monterey Road, Atascadero 259 Comment
  RSA416208  Achillea millefolium var. californica F. R. Fosberg 1931-6-7 S- 4978 San Luis Obispo Morro Bay 2 Comment
  RSA0021200  Achnatherum brachychaetum David J. Keil 2013-4-19 31584 San Luis Obispo San Luis Obispo. 1359 Madonna Road at Pereira Drive. Comment
  CAS-BOT-BC210604  Achnatherum coronatum R. F. Hoover 1950-6-2 7970 San Luis Obispo Trail from Stoney Creek to Colwell Mesa, Huasna R. drainage Comment
  OBI40938  Achyrachaena mollis F. A. Lindholm 1971-4-8 133 San Luis Obispo 6 mi N of Cayucos 518 Comment
  UC463259  Achyrachaena mollis Roxana S. Ferris 1929-4-15 7630 San Luis Obispo 8 mi n, on San Luis Obispo Road Moro Comment
  OBI56692  Achyrachaena mollis David J. Keil 1998-4-20 26859 San Luis Obispo Nacimiento Lake Road, 1.1 miles N of Gateway Drive. Comment
  OBI13218  Acmispon cytisoides Robert F. Hoover 1947-9-14 7397 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI51254  Acmispon glaber var. glaber Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .22 San Luis Obispo NE corner of San Simeon State Park Comment
  OBI59931  Acmispon glaber var. glaber G. F. Hrusa, D. Ragan 1995-6-20 12367 San Luis Obispo Black Butte Research Natural Area; Near summit of Ridge 1 700 Comment
  OBI23336  Acmispon glaber var. glaber J. T. Arnold 1965-5-3 87 San Luis Obispo 1.5 mi W of Los osos Comment
  SEINET957860  Acmispon grandiflorus P. B. Kennedy 1917-1 San Luis Obispo Raso Robles. Comment
Read comments
Jan 25 2014
  OBI62419  Acmispon heermannii var. heermannii L. D. Oyler, C. & C. Althouse, K. Jones, Jack Biegle, et al 1990-4-19 1032 San Luis Obispo Trip from Oso Flaco Lake to Little Coreopsis HIll (LCH), over Maidenform Flats to see Mimulus, S through old campground facility and back via site of Dithyrea maritima where we counted 45 plants just W of ORV area fenceline Comment
  OBI6672  Acmispon junceus var. junceus Greg Hassen 1975-7-8 18 San Luis Obispo Poly Cyn; area of botanical garden 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
  UCD104275  Acmispon procumbens P. B. Kennedy 1917-6-1 s.n. San Luis Obispo San Luis Obispo County: Paso Robles. Comment
  OBI74279  Acmispon strigosus Theo Fitanides, Anthony Baniaga 2010-2-28 17 San Luis Obispo Tierra Redonda Mtn BLM ACEC 501 Comment
  OBI31410  Acmispon strigosus Joy Nishida, Ginger King and Julie Oxford 1982-5-1 360 San Luis Obispo Amer Cyn campground 536 Comment
  OBI79171  Acmispon wrangelianus David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31256 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 526 Comment
  UCD104494  Acmispon wrangelianus G. K. Helmkamp; E. K. Helmkamp 2001-4-29 6577 San Luis Obispo San Luis Obispo County: Irish Hills; Clark Valley Road; 3.8 miles south of Los Osos Valley Rd. (east of Los Osos). 213 Comment
  CAS-BOT-BC29234  Acourtia microcephala E. C. Twisselmann 1955-7-22 2269 San Luis Obispo La Panza Range, upper Navajo Creek 798 Comment
  OBI29009  Acourtia microcephala Kathleen Jones 1981-5-31 s.n. San Luis Obispo Las Pilitas Nursery Burn, NE of Santa Margarita Comment
  UCSB59908  Acourtia microcephala Penkala, B.; Ryan, P. 1987-6-26 San Luis Obispo On E side of Hwy. 229, about 2 mi. N of its junct. with Hwy. 58, NE of Santa Margarita 457 Comment
  CAS-BOT-BC29912  Acroptilon repens R. F. Hoover 1969-7-13 11466 San Luis Obispo Atascadero Comment
  UCD112619  Adenostoma fasciculatum G. F. Hrusa 1993-5-22 11104 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. 600 Comment
  UC1127731  Adenostoma sparsifolium T. M. Hendrix 1939-5-25 1061 San Luis Obispo 2.4 mi. n.w. Double Springs; Los Padres Nat'l Forest, Branch Mt. Quad. Comment
  OBI10238  Adenostoma sparsifolium Robert F. Hoover 1946-8-17 6297 San Luis Obispo Upper Arroyo Grande 5 mi above County park Comment
  OBI27198  Adiantum jordanii Thomas Burrows 1981-4-9 141 San Luis Obispo Reservoir Canyon 160 Comment
  OBI3999  Adiantum jordanii Elizabeth Rudd 2014-3-9 176 San Luis Obispo 3 miles NE of Santa Margarita 305 Comment
  OBI70016  Adiantum jordanii David Drucker 1980-5-10 27 San Luis Obispo Below Indian Nob. 137 Comment
  UCR14521  Agoseris apargioides George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, Cuesta Summit north of [San Luis Obispo] Morro Bay Comment
  SBBG96773  Agoseris grandiflora D. A. Young, S. Junak, T. Ayers 1989-4-27 1956 San Luis Obispo 0.4 mi W of W end of Cuesta Ridge Botanical Area Comment
  SBBG34856  Agoseris grandiflora Mrs. R. W. Summers 1886-4-23 San Luis Obispo valley near coast, San Luis Obispo County Comment
  UC339213  Agoseris grandiflora var. grandiflora unknown 1887-1-1 San Luis Obispo Comment
  CAS-BOT-BC46070  Agoseris heterophylla var. cryptopleura D. E. Breedlove 1962-3-29 2089 San Luis Obispo Western edge of Carrizo Plain, 1.7 miles west of north edge of Soda Lake, on Turkey Camp Well Road 655 Comment
  OBI2077  Agoseris heterophylla var. cryptopleura Mrs. R. W. Summers 1886-1 s.n. San Luis Obispo 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
  RSA595771  Agoseris heterophylla var. heterophylla R. S. Woglum 1938-5-15 1708 San Luis Obispo Outer South Coast Ranges: Paso Robles to Cayucos; Santa Lucia Range. Comment
  OBI17126  Agoseris retrorsa Robert F. Hoover 1950-5-6 7872 San Luis Obispo E slope of La Panza range Comment
  UC1928140  Agrostis densiflora David Keil, Jill Bushakra 2001-6-14 29544 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  UCD52099  Agrostis exarata Ernest C. Twisselmann 1965-11-2 11705 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 12 Comment
  CAS-BOT-BC139724  Agrostis gigantea R. F. Hoover 1966-9-16 10032 San Luis Obispo Santa Margarita Creek 2 miles north of Santa Margarita. Comment
  OBI22532  Agrostis hooveri Robert F. Hoover 1948-6-29 7546 San Luis Obispo Edge of San Luis Valley on Carpenter Cyn road to Arroyo Grande Comment
  RSA769866  Agrostis pallens David J. Keil 2010-7-2 30903 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel 100 Comment
  UCR134449  Agrostis viridis George K. Helmkamp 2003-9-26 8185 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  OBI47373  Albizia lophantha David J. Keil 1985-3-26 18475 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  SBBG108094  Alisma triviale C. B. Hardham 1958-9-9 3860 San Luis Obispo Atascadero Crk Comment
  CAS-BOT-BC445455  Alisma triviale Clare B. Hardham 1958-9-9 4860 San Luis Obispo Santa Lucia Mountains. Atascadero Creek Comment
  RSA0027688  Allenrolfea occidentalis Greg Wilvert 2005-10-5 531 San Luis Obispo Padrones Canyon. Comment
  SBBG110186  Allium crispum C. B. Hardham 1956-4-17 416 San Luis Obispo Chimney Rock Ranch, Adelaida Rd Comment
  SBBG110285  Allium haematochiton C. B. Hardham 1959-5-13 3290 San Luis Obispo Cerro Alto Comment
  OBI80205  Allium haematochiton David J. Keil, V. L. Holland 1989-5-1 s.n. San Luis Obispo Area proposed for golf course between Los Osos Valley Road and Prefumo Canyon. Comment
  UCD77311  Allium hickmanii Robert E. Preston 2000-4-11 1330 San Luis Obispo San Luis Obispo County: Ca. 2.2 mi n of Point Piedras Blancas, 0.2 mi n of Arroyo del Oso. 15 Comment
  UC575297  Allium howellii David D. Keck and J. Clausen 1935-4-10 3158 San Luis Obispo 18 mi s Soda Lake (toward s end of Carrizo Plain); Carrizo Plain 610 Comment
  RSA607302  Allium howellii var. howellii David D. Keck, Jens Clausen 1935-4-10 3158 San Luis Obispo 18 miles south of Soda Lake toward southern end of Carrizo Plain. 610 Comment
  SJSU3337  Allium lacunosum var. lacunosum C. W. Sharsmith 1962-4-20 6808 San Luis Obispo Carrizo Plain c. 10 mi SE of Simmler Comment
  SEINET8467243 Image available Allium peninsulare M. Luckow, Rhonda Riggins, Richard Pimentel 1982-1 854 San Luis Obispo county Rd 285, 13.8 mi SE of jctn with Hwy 58. Crocker Canyon Comment
  OBI21213  Allium peninsulare var. peninsulare Neil Havlik 1968-4-6 147 San Luis Obispo On hill on W side of Carrizo plain, due W of S end of Soda Lake Comment
  OBI20424  Amaranthus albus Robert F. Hoover 1966-10-8 10137 San Luis Obispo e part of Cuyama Valley, on border of cultivated field 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
  OBI60704  Amaranthus retroflexus Ann Cochran 1986-7-19 31 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl 579 Comment
  RSA770168  Amaranthus retroflexus Dianna Watanabe 1980-2-27 4 San Luis Obispo Open pasture along Stenner Creek, San Luis Obispo campus. Comment
  UC455820  Amblyopappus pusillus I. J. Condit 1908-4-30 10 San Luis Obispo near lighthouse Port Harford Comment
Read comments
Sep 16 2010
  OBI69829  Ambrosia acanthicarpa D. R. Miller 1993-9-15 993 -52 San Luis Obispo Pine Mt Region, at sand pile at Hartman Cabin, E slope Pine Mt 762 Comment
  OBI59268  Ambrosia chamissonis Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes. On low stabilized dunes flat-ridge area just inland from oceanfront dunes along N side of Oso Flaco Crk Comment
  RSA232043  Ambrosia chamissonis C. W. Tilforth 1972-8-23 635 San Luis Obispo Sand dunes between Oso Flaco Lake and ocean. Comment
  OBI17094  Ambrosia psilostachya Robert F. Hoover 1966-9-16 10040 San Luis Obispo 3 mi N of Santa Margarita Comment
  OBI16023  Ambrosia salsola Robert F. Hoover 1967-4-16 10485 San Luis Obispo Canyon in Temblor Range near northend of Elkhorn Plain Comment
  UC55318  Amelanchier utahensis J. H. Barber 1900-5-10 San Luis Obispo Nacimiento River Comment
  OBI73465  Amorpha californica var. californica David J. Keil 2010-6-5 30862 San Luis Obispo Santa Lucia Mts. Upper Lopez Canyon. Comment
  UC566043  Amorpha californica var. californica A. E. Wieslander 1934-4-26 460 San Luis Obispo High Mountain Lookout Pozo Quadrangle 609 Comment
  OBI20618  Amsinckia douglasiana Robert F. Hoover 1965-4-3 9336 San Luis Obispo La Panza district Comment
  CAS-BOT-BC222385  Amsinckia douglasiana Ernest C. Twisselmann 1962-3-18 6706 San Luis Obispo Temblor Range and the Western San Joaquin Valley. At the summit of Palo Prieta Canyon 655 Comment
  UC1284987  Amsinckia douglasiana R. F. Hoover 1949-4-21 7628 San Luis Obispo near Fernandez Creek (on La Panza Creston Road) Comment
  OBI20632  Amsinckia intermedia Robert F. Hoover 1967-4-5 10331 San Luis Obispo 2 mi E of Santa Margarita Comment
  SBBG55762  Amsinckia intermedia T. and V. Call 1965-5-26 2332 San Luis Obispo 6 mi E of Atascadero (Calf Crk?) 579 Comment
  RSA0089734  Amsinckia lycopsoides Alice Eastwood 1929-3-19 14105 a San Luis Obispo Los Banos. Comment
  OBI54190  Amsinckia menziesii David J. Keil, Kathleen Keil 1995-4-15 24879 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI59517  Amsinckia menziesii David J. Keil, with V. L. Holland 2001-4-7 29243 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
  OBI69463  Amsinckia menziesii David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30500 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  UC2027492  Amsinckia menziesii var. menziesii Greg Wilvert 2005-3-30 67 San Luis Obispo Southeast Half of the Caliente Range: 100 m W of dead end of Padrones Canyon Road, near Padrones Springs. Comment
  JEPS86219  Amsinckia spectabilis L. R. Heckard and T. I. Chuang 1970-6-18 2458 San Luis Obispo beach ca. 0.5 mi. n. Piedras Blancos lighthouse 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
  SD208175  Amsinckia tessellata var. tessellata Michael G. Simpson, Lori Simpson 2009-3-30 3060 San Luis Obispo Hurricane Crocker Spring Road, Temblor Mountains. 808 Comment
  UC1925853  Amsinckia vernicosa David Keil 1998-6-5 27651 San Luis Obispo Caliente Range SE of Radio Towers on road to Cuyama Valley, 4.5 miles from junction Caliente Ridge Rd. Comment
  UC1315062  Amsinckia vernicosa var. vernicosa R. F. Hoover 1967-3-27 10285 San Luis Obispo Chalk Mountain, (Cuyama White Hills) Chalk Mountain Comment
  CDA26821  Anagallis arvensis Beth Waterbury 1983-5-5 15 San Luis Obispo Cal Poly San Luis Obispo campus, growing in disturbed soil next to the north side of the Horse Unit. 0 Comment
  RSA0042123  Anagallis arvensis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6413 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-BC45175  Anaphalis margaritacea Ernest C. Twisselmann 1965-11-2 11715 San Luis Obispo Highway 1, just north of San Carpojo Creek 60 Comment
  OBI32633  Ancistrocarphus filagineus David J. Keil 1982-5-2 15919 San Luis Obispo Along Pozo Rd on Rinconada Grade Comment
  CAS-BOT-BC400368  Anemopsis californica Ernest C. Twisselmann 1969-8-19 15923 San Luis Obispo Sulfur [Sulphur] Spring in Sulfur [Sulphur] Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 205 Comment
  JEPS13556  Anemopsis californica rimo bacigalupi with G. T. Robbins and R. S. Ferris 1955-5-23 5183 San Luis Obispo 5.5 mi e of Paso Robles Airport ((Sherwood Field), along Huerhuero Creek, e of Tiahrt Ranch, 1.5 mi e of ranch house); Huerhuero Creek 274 Comment
  UCR131088  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 1999-5-22 4916 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  SBBG107251  Anthriscus caucalis C. B. Hardham 1956-4-19 464 San Luis Obispo Kiler Cyn, W of Paso Robles Comment
  OBI69530  Antirrhinum kelloggii David J. Keil, with V. L. Holland 2008-6-12 30541 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  OBI53168  Antirrhinum kelloggii Steven A. Junak 1978-4-8 M- 50 San Luis Obispo Lower Coon Crk Trl. San Luis Range 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
  JEPS83288  Antirrhinum multiflorum David M. Thompson 1983-8-6 397 San Luis Obispo hills directly above Queen Bee Campground (near La Panza Summit on the Pozo Road); La Panza Range, La Panza Quad. (7.5', 1967) 749 Comment
  OBI57115  Antirrhinum multiflorum T. J. Ayers, S. Junak 1989-6-22 764 San Luis Obispo Cuesta Ridge Botanical Area. Los Padres natl Forest; along powerline rd 0.3 mi SW of intersection with Tassajara Crk rd, intersection is 1.8 mi W of hwy 101 Comment
  CAS-BOT-BC237908  Antirrhinum ovatum Ernest C. Twisselmann 1962-6-13 7283 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Bitterwater Road at the Dorothy Twisselmann Ranch 640 Comment
  CAS-BOT-BC237911  Antirrhinum ovatum William M. Longhurst 1949-5-20 s.n. San Luis Obispo One mile east-northeast of Poso Ortega Comment
  SBBG5149  Apiastrum angustifolium C. B. Hardham 1959-6-10 4880 San Luis Obispo Old Crk-Toro Crk Rd Comment
  SBBG113488  Aquilegia eximia C. B. Hardham 1958-9-25 3961 San Luis Obispo Cypress Mtn Comment
  POM280695  Aquilegia truncata Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Templeton - Cambria Comment
  CAS-BOT-BC171638  Aralia californica R. F. Hoover 1965-9-7 9535 San Luis Obispo Santa Rita Creek west of Templeton, Santa Lucia Mountains Comment
  UC1872963  Arceuthobium campylopodum David Keil, V. L. Holland 2003-4-7 30125 San Luis Obispo Red Mountain Road NE of San Simeon. 518 Comment
  UCR4587  Arceuthobium campylopodum Frank C. Vasek 1960-4-10 600410- 27 San Luis Obispo Coast Range, La Panza Public Campground on the Pozo Road, between Pozo and La Panza 671 Comment
  UCR131483  Arctostaphylos June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Pecho Valley Rd. toward Coon Creek Trail in Montana de Oro State Park 61 Comment
  SEINET11977766  Arctostaphylos crustacea A. E. Wieslander 1936-1 605 San Luis Obispo Hazard Creek 152 Comment
  UCSC010724  Arctostaphylos cruzensis Brett Hall 2009-1 s.n. San Luis Obispo San Simeon State Park, west side of highway, formerly Hearst Ranch, north of Arroyo de los Chinos and south of Arroyo Hondo 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
  RSA252176  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1331 San Luis Obispo Santa Lucia Mountains: near the coast along the upper south edge of Arroyo de la Cruz on the Hearst Ranch. 30 Comment
  JEPS98826  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8605 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  RSA166363  Arctostaphylos glandulosa subsp. glandulosa R. F. Thorne, Percy C. Everett, K. Thorne 1963-4-20 31605 San Luis Obispo Along Cuesta Ridge East about 4 miles SE of Cuesta Pass. 854 Comment
  UCD51129  Arctostaphylos glauca Roman Gankin; Lalit Srivastara and Chas. Lamoureux 1958-2-6 279 San Luis Obispo Santa Margarita-Creston Road; 1 mi. w. of jct. of above road with road to McKittrick via Wells Corner; 9 mi. w. of Creston. Comment
  SBBG113503  Arctostaphylos hookeri subsp. hearstiorum C. B. Hardham 1966-2-28 14011 San Luis Obispo Arroyo de la Cruz Comment
  OBI14663  Arctostaphylos hooveri Robert F. Hoover 1964-3-15 8891 San Luis Obispo Pine Top Mt, S of San Carpoforo Crk 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
  UCD51734  Arctostaphylos luciana Roman Gankin 1966-2-17 666 San Luis Obispo Ca. 2 miles east of Cuesta Pass off U.S. Highway 101. Comment
  RSA43168  Arctostaphylos luciana Robert F. Hoover 1946-10-26 6528 San Luis Obispo Summits above (SE of ) Cuesta Pass. Comment
  RSA632962  Arctostaphylos luciana Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24353 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  SD72079  Arctostaphylos morroensis R. F. Hoover 1964-3-16 8653 San Luis Obispo Los Osos Highlands Comment
  UC1334947  Arctostaphylos morroensis B. Bolt 1936-1-14 541 San Luis Obispo 3/4 mi se Osos Creek; Morro Bay South 1:24 quad 30 Comment
Read comments
Jul 5 2012
  UCD52466  Arctostaphylos morroensis R. F. Hoover 1967-2-8 10 202 San Luis Obispo Hill south of Los Osos. Comment
  RSA633186  Arctostaphylos morroensis Jon E. Keeley 1978-10-6 7262 San Luis Obispo Highway 127 about 14.5 km south of South Street, San Luis Obispo. Comment
  RSA661845  Arctostaphylos morroensis Austin P. Griffiths 1981-11-7 s.n. San Luis Obispo Massive colonies along S slope of crest of ridge and down draws on S ridge of Hazard Canyon, ca. 2 mi. E of Pecho Road. 183 Comment
  CAS-BOT-BC39849  Arctostaphylos obispoensis Clare B. Hardham 1956-1-16 66 San Luis Obispo Santa Lucia Mountains - Klau Mine, rocky south-facing slope Comment
  OBI52820  Arctostaphylos obispoensis Steven A. Junak, David A. Young, Tina J. Ayers 1989-3-13 3925 San Luis Obispo Santa Lucia Mtns: Along main road (USFS #29S11.3) at W boundary sign for the Cuesta Ridge Botanical area, 5.2 mi W of hwy 101. Comment
  SEINET11984926  Arctostaphylos obispoensis R. Gankin, Schultz, S. G. 1965-1 458 San Luis Obispo 0.6 mi SE of Salmon Creek Rd on Burnett Peak Rd Comment
  UCD52919  Arctostaphylos obispoensis Roman Gankin 1958-2-6 278 San Luis Obispo A quarter mile northeast of Cuesta Pass, off of old section of U.S. Highway 101. Comment
  OBI14567  Arctostaphylos pechoensis Robert F. Hoover 1964-1-19 8625 San Luis Obispo Lower coon crk, about 2 mi from coast Comment
  CAS-BOT-BC44392  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8600 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  JEPS49511  Arctostaphylos pilosula A. E. Wieslander 1933-3-28 2757 San Luis Obispo Pismo Creek Arroyo Grande Quadrangle Comment
  JEPS98804  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8601 San Luis Obispo trail to Machesna Mt. La Panza Range Comment
  OBI20263  Arctostaphylos pilosula Ann McBeth 1979-4-25 10 San Luis Obispo Indian Knob; 4 mi N of Pismo Beach Comment
  UC1389136  Arctostaphylos pilosula T. M. Hendrix 1935-1-22 935 San Luis Obispo between forks of Salinas and Salsipuedes River; Pozo Quadrangle 457 Comment
  JEPS81585  Arctostaphylos pilosula R. Raiche 1982-1-28 20065 San Luis Obispo Atascadero Road near La Paz Lane (e flank of range); Santa Lucia Range Comment
  JEPS98800  Arctostaphylos pilosula Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1765 San Luis Obispo 9 mi E of Pozo Comment
  RSA122506  Arctostaphylos pilosula subsp. pilosula H. C. Lee 1936-4-29 580 San Luis Obispo 1 1/2 miles NW of Tar Springs Ranch. 335 Comment
  SEINET11989164  Arctostaphylos pilosula subsp. pilosula R. Gankin, Hildreth, W. R. 1967-1 1140 San Luis Obispo 0.4 mi SE of Pozo summit Comment
  UCD53673  Arctostaphylos pilosula subsp. pismoensis Roman Gankin; W. R. Hidlreth 1967-10-12 1131 San Luis Obispo San Luis Obispo County: 0.7 mile SW from Noyes Road on State Route 227, Arroyo Grande. Comment
  CAS-BOT-BC47288  Arctostaphylos tomentosa R. F. Hoover 1950-1-15 7763 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of). Comment
  SEINET11989184  Arctostaphylos tomentosa R. Gankin, Hildreth, W. R. 1967-1 1114 San Luis Obispo ridge N of Arroyo de los Chinos, 0.25 mi E of CA 1, ca 9 mi N of San Simeon Comment
  UC1120100  Arctostaphylos tomentosa subsp. crustacea A. E. Wieslander 1936-2-26 609 San Luis Obispo Price Canyon Arroyo Grande Quadrangle Comment
  UC1120117  Arctostaphylos tomentosa subsp. crustacea A. E. Wieslander 1936-2-25 605 San Luis Obispo Hazard Creek Cayucos Quadrangle 152 Comment
  CDA17684  Arctostaphylos tomentosa subsp. tomentosa A. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson 1985-3-17 s.n. San Luis Obispo Vermillion Hill, Arroyo de la Cruz. 0 Comment
  UCD53555  Arctostaphylos viridissima A. E. Wieslander 1936-5-11 634 San Luis Obispo Dudley type locality; head of Wild Cherry Canyon. 457 Comment
  CDA17651  Arctostaphylos wellsii Austin Griffiths, G. F. Hrusa 1984-2-2 s.n. San Luis Obispo South Coast Ranges; Noyes Rd. approaching Hwy 227, between Arroyo Grande and San Luis Obispo. 0 Comment
  SEINET11987307  Arctostaphylos wellsii J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4195 San Luis Obispo Strybing Arboretum, Golden Gate Park, San Francisco, orig. from W of Edna Comment
  CAS-BOT-BC174080  Arenaria paludicola R. F. Hoover 1947-4-25 7077 San Luis Obispo Black Lake Comment
  UC1285074 Image available Arenaria paludicola R. F. Hoover 1947-7-27 7336 San Luis Obispo s Arroyo Grande (in foggy meadow); Black Lake Canyon Comment
  OBI75161  Argyranthemum David J. Keil 2011-5-17 31026 San Luis Obispo Los Osos. Pecho Road near intersection with Rosina Drive 15 Comment
  OBI83588  Artemisia biennis Michael Walgren 2016-11-2 598 San Luis Obispo Morro Bay State Park at the Chorro Creek bridge in the City of Morro Bay. DMS WGS84 datum 4 Comment
  OBI31053  Artemisia californica Julie M. Vanderwier 1978-10-26 89 San Luis Obispo Indian Knob Tar Sands. Comment
  UC54045  Artemisia californica Mrs. R. W. Summers 1886-6-21 San Luis Obispo San Luis Obispo county Comment
  OBI50335  Artemisia californica Tawney Odegard 1985-5-5 28 San Luis Obispo So-E of Morro Bay 0.5 mi down Pecho Valley rd. after passing "golf course" sign, turn right on dirt road just past "deer" sign and continue toward dunes for 0.5 mi MBKR site is on the left. Comment
  UC1928007  Artemisia tridentata subsp. parishii David Keil 1998-10-9 28166 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. Comment
  UC1284979  Artemisia tridentata subsp. tridentata R. F. Hoover 1946-10-13 6489 San Luis Obispo at highway bridge just below Gypsum Canyon; Cuyama River Comment
  SBBG124215  Arthrocnemum subterminale D. Keil 2009-5-1 30601 San Luis Obispo E fringe of Morro Bay salt marsh along S Bay Blvd, opposite trailhead parking area (for old cement plant) Comment
  UCR103973  Asclepias californica George K. Helmkamp 1997-6-21 2067 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  OBI30971  Asclepias eriocarpa Julie M. Vanderwier 1979-8-17 195 San Luis Obispo Indian Knob Tar Sands Comment
  OBI28975  Asclepias fascicularis David J. Keil 1977-8-21 12496 San Luis Obispo Ca 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  UC1123557  Asclepias fascicularis H. A. Jensen 1930-8-7 50 San Luis Obispo Mouth Arroyo de la Cruz; Piedras Blancas Quadrangle 30 Comment
  OBI23426  Asclepias fascicularis Andrew Rybak 1972-8-25 1 San Luis Obispo Near RR tracks Comment
  OBI66688  Asclepias fascicularis D. R. Miller 1994-6-24 694 -490 San Luis Obispo In dry crk bed at Wheelbarrow Gulch; tobacco crk drainage 600 Comment
  OBI81150  Asclepias vestita Kyle R. Weichert, Jason Dart 2015-7-2 51 San Luis Obispo Paso Robles, north of Highway 46, near the western floodplain of Huerhuero Creek. 227 Comment
  UC1123575  Asclepias vestita W. A. Peterson 1937-5-11 829 San Luis Obispo Mouth of Anderson Canyon; La Panza Quad. 502 Comment
  POM264979  Asclepias vestita I. L. Wiggins 1929-5-24 s.n. San Luis Obispo 1.5 miles east of Templeton Comment
  UC2013278  Asclepias vestita David Keil 1998-6-1 27577 San Luis Obispo E of Templeton on Lowes Canyon Road, just S of Monterey Co. line Comment
  UC197753  Asperula orientalis I. J. Condit MAY 1912 San Luis Obispo California Polytechnic State University Botanic Garden, San Louis Obispo Comment
  UCR140996  Aster chilensis George K. Helmkamp 2004-3-5 8332 San Luis Obispo Central Coast, 1.0 mi (direct line) south of Oceano airport 15 Comment
  SEINET879042  Asteraceae E. C. Twisselmann 1958-1 4630 San Luis Obispo Shandon, Dorothy Twisselmann Ranch, Trembler Range and San Joaquin Valley. 670 Comment
  RSA0006704  Astragalus asymmetricus J. T. Howell 1948-6-15 14364 San Luis Obispo Red Hills southeast of Shandon. 762 Comment
  OBI13380  Astragalus curtipes Aart C. deVos 1963-4-8 57 San Luis Obispo Poly Cyn, N slope Comment
  UCR42857  Astragalus curtipes David J. Keil 1981-3-7 14280 San Luis Obispo Along road to Lopez Lake c. 2 mi. west of the Dam. Comment
  OBI35740  Astragalus curtipes Allison Berry 1984-4-10 103 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1. NE of cement bunker in SE corner of facility Comment
  CHSC47123  Astragalus douglasii L. P. Janeway 1988-4-15 2633 San Luis Obispo Just S of Antelope Grade (hwy 46) ca 4 mi E of Cholame. 502 Comment
  RSA43229  Astragalus douglasii Robert F. Hoover 1947-3-30 6813 San Luis Obispo Calf Canyon. Comment
  SBBG81965  Astragalus douglasii C. F. Smith 1950-5-4 2765 San Luis Obispo Creston-Simmler Rd at Fernandez Crk Comment
  UCR160966  Astragalus douglasii George K. Helmkamp, E. A. Helmkamp 2005-6-12 9656 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  CAS-BOT-BC182903  Astragalus douglasii R. F. Hoover 1947-4-20 6985 San Luis Obispo Near El Dorado School Comment
  POM264987  Astragalus douglasii I. L. Wiggins 1929-5-24 3760 San Luis Obispo 1.5 miles east of Templeton Comment
  JEPS99188  Astragalus douglasii var. douglasii Clare B. Hardham 1957-5-4 1899 San Luis Obispo Tierra Redondo Santa Lucia Mountains Comment
  OBI57848  Astragalus gambelianus David J. Keil 1998-4-7 26575 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  UC463323  Astragalus gambelianus Roxana S. Ferris 1929-4-13 7530 San Luis Obispo serpentine hills e San Luis Obispo; e of San Luis Obispo Comment
  CAS-BOT-BC178055  Astragalus lentiginosus var. nigricalycis Ernest C. Twisselmann 1961-3-29 6026 San Luis Obispo Dorothy Twisselmann Ranch, at the summit of Palo Prieta Canyon - Temblor Range and the Western San Joaquni Valley 670 Comment
  OBI58062  Astragalus lentiginosus var. nigricalycis David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27377 San Luis Obispo Caliente Range, 3.7 mi. from junction with Soda Lake Rd. on Selby Rd. Comment
  RSA789568  Astragalus lentiginosus var. nigricalycis James R. Shevock, Jack Zaninovich 1983-3-31 10255 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 26.8 miles south of California City and 15.8 miles north of California highway 166. 600 Comment
  UCD104999  Astragalus lentiginosus var. nigricalycis Ernest C. Twisselmann 1961-3-29 6026 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, at the summit of Palo Prieta Canyon. Shandon, CA. 670 Comment
  CAS-BOT-BC187547  Astragalus macrodon Ernest C. Twisselmann 1969-4-14 15113 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  OBI79003  Astragalus macrodon David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. T29S R17E Section 1 and T29S R18E Section 6. Comment
  OBI13326  Astragalus macrodon Robert F. Hoover 1953-5-16 8302 San Luis Obispo NE side of Carrizo plain, 5 mi from SImmler Comment
  OBI69428  Astragalus macrodon David J. Keil, with Lynne Dee (Oyler) Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30491 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. Comment
  OBI78665  Astragalus nuttallii Melissa C. Fierro 2013-11-11 4 San Luis Obispo In Montana de Oro State Park Comment
  UCD105140  Astragalus nuttallii Ernest C. Twisselmann 1959-5-6 5200 San Luis Obispo San Luis Obispo County: Santa Lucia Range: Highway 1 at San Carpoforo Creek. 22 Comment
  CAS-BOT-BC186535  Astragalus nuttallii var. nuttallii R. F. Hoover 1964-8-14 9251 San Luis Obispo Jack Lake Comment
  SBBG15530  Astragalus nuttallii var. nuttallii M. A. Piehl 1963-4-21 6391 San Luis Obispo near Lion Rock, S of Los Osos 9 Comment
  SBBG4445  Astragalus nuttallii var. nuttallii C. Bornstein, D. Kershaw 1998-8-4 San Luis Obispo Hwy 1, Vista Pt just N of San Simeon 22 Comment
  UC604886  Astragalus oxyphysus Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9463 San Luis Obispo Lower edge Soda Lake (Carriso Plain); , lower edge of Soda Lake Comment
  CAS-BOT-BC194122  Astragalus pomonensis Alice Eastwood; John Thomas Howell 1937-4-23 3886 San Luis Obispo Nipomo Mesa Comment
  UC1285213  Astragalus pomonensis R. F. Hoover 1964-6-6 8969 San Luis Obispo Los Osos Comment
  SD249173  Athysanus pusillus David Keil, Rhonda Riggins, Richard Pimental, Melissa Luckow, Larry Kelly 1988-3-18 20392 San Luis Obispo Road along ridgetop in Temblor Range south of Hurricane Road. 800 Comment
  JEPS85868  Athysanus unilateralis Roy E. Buck 1989-3-24 1124 San Luis Obispo 0.3 air km e of se tip of main Soda Lake (Carrizo Plain, se of Simmler-Soda Lake Road, 0.3 rd mi e of Soda Lake Road junction, 24 air km sw of Mckittrick (kern Co.)); Carrizo Plain 588 Comment
  UC455242  Atriplex I. J. Condit 1910-3-31 San Luis Obispo E San Luis Obispo , e San Luis Obispo (Carrisa Plains) Comment
  OBI57387  Atriplex argentea var. expansa David J. Keil 1998-6-8 27718 San Luis Obispo Along Bitterwater Rd. in Choice Valley. Vicinity of Grant Lake. T27S R17E Sect.9 Comment
  UCD97259  Atriplex argentea var. expansa Ernest C. Twisselmann 1960-8-12 5984 San Luis Obispo San Luis Obispo County: South end of Grant's Lake. 579 Comment
  UCR115302  Atriplex californica Austin P. Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes. c. 3 mi south of Oso Flaco Ck. 20 Comment
  RSA5529  Atriplex canescens C. B. Wolf 1932-11-18 4420 San Luis Obispo On the Santa Maria- Maricopa State Highway, at upper end of Cuyama Valley, 1 mi. W of Kern Co. Line Comment
  UCSB15685  Atriplex canescens 1962-5-12 San Luis Obispo 1 mile southeast of State Highway 166 on U.S. Highway 399, Upper Cuyama 640 Comment
  CAS-BOT-BC172631  Atriplex coronata Ernest C. Twisselmann 1969-8-23 15932 San Luis Obispo Sag pond on the San Andreas Fault, hills at the head of Choice Valley 685 Comment
  UCD97368  Atriplex coronata var. vallicola Robert 'Roy' J. van de Hoek; Paula Schiffman 1995-4-30 257 San Luis Obispo San Luis Obispo County: Carrizo Plain, Panorama Road, about 5 miles north of Washburn House and about 1 mile south of R. C. (Rory Calhoun) Ranch, along Panorama Road about 5 meters off the road. Comment
  JEPS90673  Atriplex coulteri Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13710 San Luis Obispo PG&E Diablo Canyon Nuclear Power Plant facility site, at Crowbar Benchmark PG&E Diablo Canyon Nuclear Power Plant facility site; South Coast Ranges 6 Comment
  CAS-BOT-BC169165  Atriplex lentiformis Ernest C. Twisselmann 1968-10-21 15043 San Luis Obispo Estrella River just above Estrella 182 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
  SBBG112712  Atriplex semibaccata C. B. Hardham 1957-11-2 2709 San Luis Obispo Cayucos Comment
  UC1392908  Atriplex semibaccata R. F. Hoover 1969-7-19 11497 San Luis Obispo near Pismo Beach (s of Pismo Creek); , near Pismo Beach Comment
  RSA202525  Atriplex semibaccata E. C. Twisselmann 1968-8-23 14906 San Luis Obispo Highway 46 across the river from Shandon 274 Comment
  JEPS85865  Atriplex spinifera Roy E. Buck 1989-3-24 1121 San Luis Obispo 24 air km sw McKittrick (Kern Co.) (Carrizo Plain, summit of low ridge se of Simmler-Soda Lake Road 0.3 road mi e of Soda Lake Rd. junction. ca 0.3 air km e of se tip main Soda Lake); Carrizo Plain, e of Soda Lake, sw of McKittrick 588 Comment
  OBI17265  Atriplex vallicola Robert F. Hoover 1946-6-2 6140 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  RSA43051  Atriplex watsonii Robert F. Hoover 1947-9-21 6429 San Luis Obispo East shore of Morro Bay, S of mouth of Chorro Creek. Comment
  OBI80154  Avena barbata David J. Keil 1992-4-12 22822 San Luis Obispo Laguna Lake City Park. 170 Comment
  UC1130891  Avena barbata N. K. Carlson 1936-3-28 251 San Luis Obispo 1.6 mi ne Santa Margarita (Plot 37); San Luis Obispo Quadrangle 289 Comment
  OBI36299  Avena barbata Rocky Thompson 1980-5-4 91 San Luis Obispo Flora of Las Pilitas Ranch Comment
  RSA707936  Avena sativa L. M. Prince 2002-4-28 02 -336 San Luis Obispo CA Rte. 166, 5 km east of CA Rte. 101. 30 Comment
  UCSB21073  Azolla filiculoides Keefe, Joseph 1967-4-21 San Luis Obispo Floating in north edge of Oso Flaco Lake, northwest of Santa Maria 9 Comment
  CAS-BOT-BC98685  Baccharis douglasii R. F. Hoover 1965-9-18 9567 San Luis Obispo Trout Creek just east of Santa Margarita Comment
  OBI53967  Baccharis glutinosa Larry Kelly, David J. Keil 1988-10-1 279 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UCR17559  Baccharis glutinosa A. C. Sanders 1979-11-25 0610 San Luis Obispo Central Coast, Morro Bay State Park, Chorro Willows Campground 9 Comment
  OBI4809  Baccharis pilularis Mike Wemp 1972-3-29 8 San Luis Obispo About 1/2 mi NW of Montana de Oro State Park Campground 61 Comment
  UCR119858  Baccharis pilularis subsp. consanguinea David J. Keil 1986-10-13 19783 San Luis Obispo Central Coast, Sweet Springs Marsh area on southern shore of Morro Bay 5 Comment
  OBI38226  Baccharis pilularis subsp. consanguinea Eric Wise 1981-9-29 1241 San Luis Obispo Lopez Cyn. Aprrox 6 mi NW of Hi Mtn Rd. Comment
  UC1928010  Baccharis plummerae subsp. plummerae David Keil 1998-10-9 28126 San Luis Obispo California Highway 166, 3.4 road miles e of junction with Alamo Creek Rd. 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
  OBI15183  Barbarea orthoceras Robert F. Hoover 1947-3-29 6810 San Luis Obispo Calf Cyn Comment
  UC455725  Barbarea orthoceras I. J. Condit 1910-3-27 San Luis Obispo Poso, San Luis Obispo Comment
  OBI13294  Bauhinia galpinii Bonnie M. Thompson 1963-10-13 502 San Luis Obispo Calif State Polytechnic College, behind welding department Comment
  SEINET893007  Bergia texana Ernest C. Twisselmann 1962-1 7427 San Luis Obispo At summit of Palo Prieta Canyon, San Luis Obispo County 609 Comment
  OBI37400  Berula erecta Eric Wise 1983-10-16 1807 San Luis Obispo Ortega Spring. One mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo prieta Cyn. 2 collections one at Srping with cattle feeder and the other about 1/4 mi closer to rd Comment
  UCSB26806  Blennosperma nanum Broder, Richard 1960-3-20 San Luis Obispo 4.1 miles S of junction of the La Panza to Simmler road and the road to Soda Lake on the Soda Lake Road Comment
  UC30582  Blennosperma nanum var. nanum L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  CAS-BOT-BC478851  Bloomeria humilis R. F. Hoover 1955-6-14 8357 San Luis Obispo 2 miles north of Arroyo de la Cruz on State highway 1 Comment
  OBI34947  Bolboschoenus maritimus subsp. paludosus David J. Keil 1983-11-19 18054 San Luis Obispo Around Shark Inlet at S end of Morro Bay in lee of sand spit Comment
  OBI78535  Bolboschoenus maritimus subsp. paludosus Robert J. Rodin 1956-5-22 6066 San Luis Obispo At S end of Morro Bay State Park Comment
  SD249117  Bowlesia incana David Keil 1978-3-25 12697 San Luis Obispo Irving Ranch Comment
  UCSC000501  Bowlesia incana I. J. Condit, Dr. White 2009-4-17 s.n. San Luis Obispo Paso Robles Comment
  OBI39851  Brachypodium distachyon David J. Keil 1985-6-22 18929 San Luis Obispo Along South Bay Blvd, between Turri Rd and Santa Ysabel St, Baywood Park Comment
  CAS-BOT-BC29997  Brassica napus Ernest C. Twisselmann 1959-5-23 5277 San Luis Obispo Point Buchon. 10 Comment
  CDA26396  Brassica nigra David J. Keil, Tina Teed, Mariko Uchida 2001-6-15 29560 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. Comment
  CAS-BOT-BC36789  Brassica rapa Ernest C. Twisselmann 1965-5-4 10645 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern SLO county. 670 Comment
  UCR240256  Brassica tournefortii George K. Helmkamp 2004-2-11 8272 B San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  CAS-BOT-BC100466  Brickellia californica Clare B. Hardham 1957-9-1 2527 San Luis Obispo Cuesta Comment
  CAS-BOT-BC100461  Brickellia californica R. F. Hoover 1946-10-20 6517 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  CAS-BOT-BC100589  Brickellia nevinii R. F. Hoover 1952-11-1 8267 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC145451  Briza maxima R. F. Hoover 1946-6-1 6107 San Luis Obispo Perry Creek, southeast of Cambria. Comment
  SD232569  Briza maxima George Helmkamp 1996-5-25 1073 San Luis Obispo Dried vernal pools between CA-1 and the ocean 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county. 14 Comment
  UCSB30473  Briza maxima Jorgen, R. 1975-4-19 San Luis Obispo End of Bridge St, Cambria 91 Comment
  SD230132  Briza minor Louis C. Wheeler 1946-9-2 8506 San Luis Obispo Piedras Blancas. Sunny nearly dry drainage ditch just above the beach. Comment
  SBBG109875  Bromus carinatus C. B. Hardham 1958-3-22 2967 San Luis Obispo San Bernardo Crk (Morro Bay) Comment
  CAS-BOT-BC149153  Bromus carinatus var. marginatus John Thomas Howell 1960-3-22 35139 San Luis Obispo San Luis Obispo. Comment
  OBI22376  Bromus catharticus Robert D. Page 1962-3-31 53 San Luis Obispo Near intersection of Foothill and Old Los Osos Valley rd Comment
  UCR131915  Bromus catharticus George K. Helmkamp 2003-11-22 8223 San Luis Obispo Central Coast, base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande 15 Comment
  CAS-BOT-BC155855  Bromus catharticus var. elatus Ernest C. Twisselmann 1956-6-25 3007 San Luis Obispo Temblor Range and the Western San Joaquin Valley. GIllis Canyon. 693 Comment
  JEPS116465  Bromus diandrus Alice Le Duc 1999-5-13 402 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI25457  Bromus diandrus David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13988 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  RSA0039395  Bromus diandrus LeRoy Gross, Evan Meyer 2014-4-15 6233 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  SBBG109715  Bromus diandrus C. B. Hardham 1959-5-6 4429 San Luis Obispo Bee Rock Rd to Nacimiento Lake Comment
  UC454057  Bromus diandrus I. J. Condit 1910-5-14 San Luis Obispo near Morro Bay (Osos Valley); Osos Valley Comment
  CAS-BOT-BC155732  Bromus diandrus Clare B. Hardham 1959-5-6 4429 San Luis Obispo Santa Lucia Mountains. Shores of Nacimiento Lake. Comment
  OBI28234  Bromus diandrus Krystoff/Spasbo 1982-4-18 4 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  OBI28806  Bromus diandrus David J. Keil, Melissa Luckow, Richared A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14451 San Luis Obispo 10 mi E of jctn with Calif rte 227 along Calif rte 58 Comment
  OBI56850  Bromus diandrus LynneDee Oyler 1986-3-21 355 San Luis Obispo Aqua Escondido, USFS blue oak study area Comment
  OBI3042  Bromus hordeaceus Larry E. Brown 1970-5-30 1828 San Luis Obispo Cambria Comment
  OBI32091  Bromus hordeaceus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Glen Holtstein, Melissa Luckow, et al. 1981-4-11 14404 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI46095  Bromus hordeaceus LynneDee Oyler 1986-3-25 377 a San Luis Obispo Agua Escondido, USFS blue oak study area Comment
  UCR42770  Bromus laevipes David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18607 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  CAS-BOT-BC162412  Bromus laevipes R. F. Hoover 1964-6-12 9056 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  SBBG109874  Bromus madritensis C. B. Hardham 1957-4-14 1714 San Luis Obispo Santa Rita Rd, 4 mi W of Templeton Comment
  SBBG93770  Bromus madritensis S. A. Junak 1990-5-1 4258 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  UC1131224  Bromus madritensis subsp. rubens N. French 1936-3-19 750 San Luis Obispo 1 mi ne of Spanish Ranch (Santa Barbara National Forest); Santa Barbara National Forest 487 Comment
  UC1131232  Bromus madritensis subsp. rubens D. Axelrod 1935-3-31 210 San Luis Obispo 8 mi ese of Cuyama Ranch 762 Comment
  OBI35647  Bromus madritensis subsp. rubens S. M. Inman 1983-5-7 32 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI33057  Bromus pseudolaevipes David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17007 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso 55 Comment
  OBI22451  Bromus sitchensis Robert F. Hoover 1964-5-11 8767 San Luis Obispo Two mi SW of Pozo on road to Arroyo Grande Comment
  CDA17524  Cakile maritima Austin Griffiths, Brad Seek 1980-8-12 s.n. San Luis Obispo Pismo Dunes; just N of southernmost of two highest transverse stabilized dunes, halfway between Oceano and Grover City ramps. 0 Comment
  OBI60658  Cakile maritima Larry Kelly, David J. Keil 1988-10-1 304 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI10815  Calandrinia breweri Robert F. Hoover 1952-5-11 8197 San Luis Obispo Burned area at navajo Camp, La Panza Range Comment
  CAS-BOT-BC233974  Calandrinia breweri Clare B. Hardham 1959-5-19 4563 San Luis Obispo Roadside edges near an old burn Las Tablas Creek, Santa Lucia Mountains Comment
  JEPS116476  Calandrinia ciliata Alice Le Duc 1999-3-12 375 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI63096  Callitriche heterophylla David J. Keil 2002-4-4 29786 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 deg. N, 120.6199 deg. W 305 Comment
  OBI65422  Callitriche heterophylla David J. Keil 2006-4-17 30431 San Luis Obispo Santa Margarita Ranch south of Santa Margarita along Pozo Road, 0.8 miles N of intersection with Pozo Road. Vicinity of 35 deg. 21.61'N, 120 deg. 33.01'W. Highway right of way next to culvert. 351 Comment
  UCSB24966  Callitriche marginata Keefe, Joseph 1967-3-21 San Luis Obispo north side of California Highway 41; 0.5 mile west of junction with Union Road; 2.5 miles east of Paso Robles 228 Comment
  OBI65782  Callitriche trochlearis D. R. Miller 1994-4-22 494 -226 San Luis Obispo Pine mt Region. Form water pockets in the Upper Meadows off of Ridge rd; Pico Crk drainage 899 Comment
  OBI66709  Callitriche trochlearis David J. Keil, with Robyn Cox, Cindy sage and Orrin Sage 2002-2-11 29740 San Luis Obispo East of California Highway 1, along dirt road paralleling Arroyo de la Cruz south of Cinnabar Hill Comment
  SBBG57646  Calochortus albus M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SDSU11942  Calochortus albus Johnson 1935-6-1 San Luis Obispo Paso Robles Comment
  OBI49956  Calochortus argillosus David Keil 1979-7-1 13125 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon road. Comment
  OBI72923  Calochortus clavatus David J. Keil 1988-6-23 20805 San Luis Obispo Morro Bay-hillsides between Little Morro Creek Road and South Bay Blvd, north of Highway 1 Comment
  CAS-BOT-BC132362  Calochortus clavatus Mrs. R. W. Summers 1883-4-1 s.n. San Luis Obispo Field near San Luis Obispo Comment
  SBBG119387  Calochortus clavatus var. clavatus E. Painter, M. Wetherwax 1999-7-13 SLO 4 San Luis Obispo near water tank above cantonment area, W of St Hwy 1; Camp San Luis Obispo 150 Comment
  RSA0119384  Calochortus obispoensis Melissa A. Johnson 2015-6-7 228 San Luis Obispo Cal Poly Canyon. 131 Comment
  RSA0119385  Calochortus obispoensis Melissa A. Johnson 2015-6-11 232 San Luis Obispo Reservoir Canyon. 131 Comment
  SBBG96510  Calochortus obispoensis K. G. Jones 1978-6-10 San Luis Obispo hill E of Laguna Lake, across US Hwy 101, S of San Luis Obispo Comment
  OBI76686  Calochortus simulans Jason Dart, Meg Perry 2007-5-9 289 San Luis Obispo 9301 Santa Margarita Rd, Atascadero. Santa Margarita USGS 7.5' quad 305 Comment
  SD71351  Calochortus venustus Clare B. Hardham 1961-5-18 7117 San Luis Obispo Santa Lucia Mountains, open pine woods, between Rocky Butte and Pine Mountain. 762 Comment
  CAS-BOT-BC496848  Calochortus venustus Mrs. R. W. Summers 1882-6-10 844 San Luis Obispo Los Osos + San Luis Valleys Comment
  SEINET3885464  Calochortus venustus David Keil 1998-5-20 27356 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166.; 0 Comment
  OBI16883  Calycadenia truncata Robert F. Hoover 1957-7-19 8389 San Luis Obispo Trl to Cypress Mt from Cambria-Adelaida rd, along main ridge of Santa Lucia mts Comment
  JEPS112723  Calyptridium monandrum Dean W. Taylor 1994-6-16 14399 San Luis Obispo Nipomo Mesa (ca. 2 air mi WNW of Highway 101 at Nipomo); vacant lots of partially developed subdivision along Willow Road 0.2 mi N of junction with Pomeroy Road (opposite 1111 Willow Rd.) 112 Comment
  CAS-BOT-BC221395  Calystegia macrostegia subsp. cyclostegia Alice Eastwood 1926-4-29 13659 San Luis Obispo Cambria Comment
  UC73552  Calystegia macrostegia subsp. cyclostegia Miss M. Alice King 1895-1 San Luis Obispo Arroyo Grande Comment
  CHSC24932  Calystegia macrostegia subsp. cyclostegia P. Goldman 1976-3-27 5 San Luis Obispo On w side of Los Oso Valley Rd., ca 15 ft before entrance to Montano De Oro State Park, ca 4 mi w of Los Osos. Comment
  RSA122813  Calystegia macrostegia subsp. cyclostegia C. M. Belshaw 1936-3-17 1631 San Luis Obispo 1.8 miles N.N.W. of Nipomo. 160 Comment
  RSA195776  Calystegia macrostegia subsp. cyclostegia E. C. Twisselmann 1967-4-27 12928 San Luis Obispo South side of San Carpoforo Creek. 53 Comment
  NY42927  Calystegia macrostegia subsp. intermedia J. B. Walker 1995-4-14 1338 San Luis Obispo Along Hwy 166 (Cuyama Hwy), 4km W of Tepusquet Rd 300 Comment
  SEINET4673447  Calystegia macrostegia subsp. intermedia Richard R. Halse 2012-3-26 8438 San Luis Obispo Along State Hwy. 1 at the north edge of Cayucos, by exit 285.; 0 29 Comment
  CAS-BOT-BC221168  Calystegia malacophylla subsp. pedicellata R. F. Hoover 1966-5-11 9848 San Luis Obispo Between Santa Margarita and Atascadero, crossing of Santa Barbara Road and Highway 101 Comment
  LA204769  Calystegia malacophylla subsp. pedicellata Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 San Luis Obispo Los Padres National Forest, State Highway #178 between Pozo and La Panza Comment
  UC1123629  Calystegia soldanella B. Bolt 1936-3-28 650 San Luis Obispo s end Morro Bay; Cayucos Quad., s end Morro Bay Comment
  OBI15289  Calystegia subacaulis subsp. episcopalis Robert J. Rodin 1954-4-3 5943 San Luis Obispo On E side of Bishop's Peak, San Luis Obispo Comment
  SBBG118542  Calystegia subacaulis subsp. episcopalis E. Painter, M. Wetherwax, D. Keil 2000-4-20 SLO 69 a San Luis Obispo S base of large serpentine outcrop, W of Chorro Reservoir, and on slope below; Camp San Luis Obispo 200 Comment
  JEPS81771  Camissonia campestris L. R. Heckard 1973-5-12 3401 San Luis Obispo along Las Politas Rd near Yaro Creek (about 4 air mi nw of Pozo) 502 Comment
  UCR101025  Camissonia campestris subsp. campestris George K. Helmkamp, E. A. Helmkamp 1998-4-8 3231 San Luis Obispo Soda Lake Rd, 6.6 mi. NW of jct with Calif. hwy 33 (roughly west of Maricopa). 671 Comment
  OBI66904  Camissonia graciliflora David J. Keil, with Kathleen A. Keil 2001-4-20 29338 San Luis Obispo Shell Creek Road north of Highway 58 where wash crosses road. Vicinity of 35.4924 deg. N x 120.3296 deg. W 399 Comment
  RSA186695  Camissonia intermedia Peter H. Raven 1963-5-5 18305 San Luis Obispo 1.2 miles west of Bee Rock Comment
  RSA186698  Camissonia intermedia Peter H. Raven 1963-5-5 18327 San Luis Obispo Near junction 1.8 miles west of Paso Robles Comment
  RSA195471  Camissonia micrantha Peter H. Raven 1962-3-24 16955 San Luis Obispo Nipomo Valley 1.5 miles north of Santa Barbara County line 76 Comment
  SBBG81880  Camissonia strigulosa C. F. Smith 1951-4-19 3025 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  OBI32649  Camissoniopsis David J. Keil 1982-5-2 15889 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt Rd Comment
  OBI12015  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Robert J. Rodin 1957-5-16 6147 San Luis Obispo 1/2 mi S of Morro Bay Comment
  OBI83414  Camissoniopsis intermedia Butterworth 2003-4-21 495 San Luis Obispo Temblor Range 0.3 mi w of Crocker Rd, 0.6 mi n of Elkhorn Rd. Comment
  SJSU3412  Camissoniopsis micrantha C. W. Sharsmith 1962-4-22 6870 San Luis Obispo Carrizo Rocks at margin of Carrizo Plain c. 4 mi SW of Simmler Comment
  SBBG18325  Campanula griffinii C. B. Hardham 1960-6-1 5972 San Luis Obispo Burnett Peak Comment
  OBI40358  Cardamine oligosperma David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18688 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  OBI82464  Cardamine oligosperma David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33540 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  RSA709070  Cardamine oligosperma George K. Helmkamp, E. A. Helmkamp 2005-3-9 9094 San Luis Obispo Outer Central Coast Hills: Irish Hills; See Canyon, 1.0 miles N of San Luis Bay Drive. 43 Comment
  UC2026982  Cardamine oligosperma D. R. Miller 2013-3-5 313 .1035 San Luis Obispo Rocky Butte/Pine Mountain Region. From my property, near the energy shed below nut orchard. Tabacco creek drainage Comment
  OBI56394  Carduus pycnocephalus David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trl from Horse Camp to Manzanita Trl Comment
  RSA0042905  Carduus pycnocephalus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6280 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
  OBI66563  Carduus tenuiflorus D. R. Miller, David J. Keil & Rhonda Riggins 1998-5-27 598 /693 San Luis Obispo Pine Mt Region. At road cut flat edge at Wheelbarrow gulch on main rd 650 Comment
  OBI31002  Carex barbarae Julie M. Vanderwier 1979-8-17 193 San Luis Obispo Indian Knob Tar Sands Comment
  OBI81528  Carex barbarae Jake Scott, TJ Duldulao, Mariah Alviso Saenz, Molly Vanderlip 2015-11-7 8 San Luis Obispo Strothers Park. 3/4 mile from trailhead on the north side of the path 10ft away, just past the transition from grassland to oak woodland. Comment
  SBBG127276  Carex barbarae D. J. Keil 2013-9-6 32029 San Luis Obispo Morro Bay State Park, NE of Los Osos Middle School 12 Comment
  OBI69305  Carex densa David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29831 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  OBI69383  Carex densa David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29834 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  CAS-BOT-BC20397  Carex globosa Alice Eastwood; John Thomas Howell 1936-5-6 2214 San Luis Obispo Chorro Creek. Comment
  OBI32262  Carex globosa David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15875 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  UCR261870  Carex globosa Tim Thomas, George Ross II & III 2014-4-23 6269 San Luis Obispo South Coast Range, Irish Hills, 0.2 miles below Glenrose Spring along Coon Creek 277 Comment
  OBI52917  Carex globosa Jenny Langford 1993-6-21 s.n. San Luis Obispo Avila Beach, San Luis Bay Estates. Proposed dev increment 4 Comment
  OBI6411  Carex harfordii Robert F. Hoover 1947-3-19 6698 San Luis Obispo Oak Park district Comment
  SEINET12480795  Carex harfordii D. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-1 18712 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte 869 Comment
  OBI35097  Carex nudata Eric Wise 1981-9-29 1256 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  OBI66798  Carex nudata D. R. Miller 1994-4-30 494 .276 San Luis Obispo Pine Mt. Region. In creekway of Tobacco Crk, mud-flats area 366 Comment
  UC455132  Carex obispoensis I. J. Condit 1910-4-16 San Luis Obispo Santa Lucia Mountains, Chorro Creek near San Luis Obispo. Comment
  OBI66474  Carex pellita David J. Keil, with Dave Hacker 2005-6-24 30402 San Luis Obispo Ca. 2 miles n of Arroyo de la Cruz along Highway 1, north of San Simeon near coast Comment
  OBI40996  Carex praegracilis David J. Keil, Eric A. Wise 1985-4-25 18562 San Luis Obispo On N side of Black Lake Cyn near Calif hwy 1 Comment
  OBI22678  Carex praegracilis Robert F. Hoover 1964-7-11 9162 San Luis Obispo Edna Marsh Comment
  RSA17781  Carex senta Carl B. Wolf 1929-4-15 s.n. San Luis Obispo 2 miles south of San Luis Obispo. 61 Comment
  UCR265996  Carex serratodens David J. Keil, V. L. Holland 2003-4-7 30117 San Luis Obispo Red Mountain Road NE of San Simeon 518 Comment
  UC1108386  Carex serratodens Clare B. Hardham 1959-6-8 4772 San Luis Obispo Sargent Cypress Forest Sant Lucia Mts. (n side of Cypress Mt.) Comment
  SBBG109619  Carex spissa C. B. Hardham 1957-3-14 1673 San Luis Obispo headwaters of Old Crk Comment
  JEPS99185  Carex spissa Clare B. Hardham 1960-6-1 6005 San Luis Obispo Little Burnett Creek, edge of Cupressus sargentii grove Santa Lucia Mountains 609 Comment
  OBI69958  Carex subbracteata D. R. Miller 2007-4-14 407 .846 San Luis Obispo Pine Mt Region. At Egeberg walnut orchard 700 Comment
  POM98499  Carex subbracteata Phillip A. Munz 1926-4-9 10204 San Luis Obispo Ascension School, 15 miles from Morro on Willow Creek road. Comment
  CAS-BOT-BC116843  Carex subbracteata var. subbracteata Alice Eastwood; John Thomas Howell 1937-4-30 4159 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC116837  Carex subbracteata var. subbracteata Ernest C. Twisselmann 1956-5-15 2788 San Luis Obispo Cayucos Road, apx 1.1 mi W of Cambria Road Junction, York Mountain. Santa Lucia Range 274 Comment
  SBBG133018  Carpobrotus chilensis D. Keil 1990-4-26 21388 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  OBI31931  Carpobrotus chilensis David J. Keil, Eric Wise 1981-5-25 14787 San Luis Obispo North of San Simeon in vicintity of Arroyo de la Cruz. Near Hwy 1 in windswept coastal areas. Comment
  OBI35403  Carpobrotus edulis Helen Jones 1982-9-21 84 San Luis Obispo Piedras Blancas Point Comment
  OBI29117  Castilleja affinis Karen Symonds 1982-7-25 21 San Luis Obispo Montana de Oro State park, along Coon Crk trl Comment
  RSA151729  Castilleja affinis R. C. Bacigalupi, Roxana S. Ferris, R. W. Holm, Robert Page, Robert Page 1953-7-24 4321 San Luis Obispo Beyond (nw. of) Oso Flaco Lake, immediately back of the ocean beach, about 5 miles s. of Oceano. Comment
  UCR139473  Castilleja affinis Robert F. Hoover 1947-3-8 6655 San Luis Obispo Central Coast, San Simeon 61 Comment
  OBI60018  Castilleja affinis L. R. Heckard 1969-4-17 2147 San Luis Obispo Along Pismo Beach-Edna Rd (Price Cyn) about 1.5 mi N of Pismo Beach Comment
  RSA185369  Castilleja affinis Clare B. Hardham 1961-3-29 6690 San Luis Obispo Cottonwood Pass West of Cholame (Rd 41). 610 Comment
  SBBG41744  Castilleja affinis subsp. affinis H. M. Pollard 1968-6-7 San Luis Obispo near Jack Lake, W of Union Oil Refinery on Southern Pacific railroad, S of Oceano Comment
  UCSB48350  Castilleja affinis subsp. affinis Lain, Maria 1978-3-29 San Luis Obispo Twitchell Reservoir; Highway 166 213 Comment
  OBI3965  Castilleja attenuata Elizabeth Rudd 1971-4-3 205 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI47494  Castilleja attenuata David J. Keil, Rhonda Riggins 1984-4-26 18214 San Luis Obispo Rd to Stony Crk campground, about 0.4 mi from jctn with Avenales and Agua Escondido rd Comment
  OBI78347  Castilleja brevistyla Craig Woods 1978-3-29 19 San Luis Obispo Carrizo Plain, along Sim soda lake san diego cr rd 579 Comment
  OBI31677  Castilleja densiflora subsp. obispoensis Smeltzer, Turnquist 1982-4-12 38 San Luis Obispo SE side of Laguna Lake Park from the roadway over to base of hill Comment
  SDSU10836  Castilleja densiflora subsp. obispoensis D. F. Howe 1967-4-10 4334 San Luis Obispo Seacoast 7.8 miles N of Cambria. Comment
  UC1392685  Castilleja densiflora subsp. obispoensis R. F. Hoover 1969-4-22 11255 San Luis Obispo e of Morro Bay; San Bernardo Creek Comment
  RSA0020753  Castilleja exserta Greg Wilvert 2005-4-23 290 San Luis Obispo Above Lawson Spring. 857 Comment
  UC1063451  Castilleja exserta D. Axelrod 1935-3-31 205 San Luis Obispo 8 mi ese Cuyama Ranch; Santa Ynez Quad. 762 Comment
  UC524048  Castilleja exserta Ira L. Wiggins 1932-3-20 5773 San Luis Obispo Paso Robles; w end of 11th Street 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
  JEPS74767  Castilleja exserta subsp. exserta L. R. Heckard, T. I. Chuang and R. C. Bacigalupi 1975-4-22 3776 San Luis Obispo just w Halcyon Road intersection (eastern one) (mesa above Nipomo Dunes, Calif Route 1) Comment
  OBI29648  Castilleja foliolosa David J. Keil, Dirk Walters 1980-4-26 13811 San Luis Obispo Along Town Crk Near Lime Mtn Mine, W of Paso robles Comment
  CAS-BOT-BC241095  Castilleja mollis Lewis S. Rose 1950-5-13 50125 San Luis Obispo Oso Flaco Lake region Comment
  UC2027412  Castilleja plagiotoma Greg Wilvert 2005-4-6 195 San Luis Obispo Southeast Half of the Caliente Range. 1.2 km S of Wells Spring. Comment
  UC103502  Castilleja plagiotoma Alice Eastwood 1896-5-2 San Luis Obispo Cuyama White Hills (White Hills, near the boundary between Santa Barbara and San Luis Obispo Counties) Comment
  JEPS57296  Castilleja subinclusa subsp. subinclusa L. R. Heckard 1968-5-15 1885 San Luis Obispo ne of Cholame (Cottonwood Pass, near the Kern County line); Cottonwood Pass Comment
  CAS-BOT-BC38211  Caulanthus anceps David D. Keck; J. Clausen 1935-4-9 3082 San Luis Obispo Cholame. 457 Comment
  CAS-BOT-BC38226  Caulanthus anceps David D. Keck; J. Clausen 1935-4-9 3082 San Luis Obispo Cholame. 457 Comment
  CDA16839  Caulanthus anceps G. F. Hrusa, L. Saslaw 2001-4-12 15776 San Luis Obispo Carrizo Plain; Wells Ranch Rd., +- 1 mi. W of Soda Lake Rd. Comment
  POM369308  Caulanthus anceps L. S. Rose 1937-4-8 s.n. San Luis Obispo Cottonwood Pass. 6 miles E of Cholame. 457 Comment
  UC575332  Caulanthus anceps David D. Keck and J. Clausen 1935-4-9 3082 San Luis Obispo Cholame 1500 Comment
  POM203594  Caulanthus anceps I. L. Wiggins 1932-3-25 s.n. San Luis Obispo West side of highway, 6 miles N of Paso Robles Comment
  SFV16220  Caulanthus anceps S. Mason, J. Artero 1995-4-1 47 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Off Simler Road, 0.7 miles from Soda Lake Road. Saline, alkaline area near Soda Lake. 610 Comment
  SBBG114010  Caulanthus californicus R. F. Hoover 1952-4-1 8062 San Luis Obispo 6 mi SE of Soda Lake Comment
  OBI67853  Caulanthus coulteri E. L. Painter & M. Wetherwax, K. Downing 2001-4-30 CR- 236 a San Luis Obispo Camp Roberts. Above Nacimiento River, NW of Twin Bridges. UTMs NAD27: zone 10S, 694523E, 3960396N 200 Comment
  UC1051467  Caulanthus coulteri var. lemmonii Herbert L. Mason 1952-4-6 14202 San Luis Obispo Temblor Range e Cholame; Temblor Range e of Cholame Comment
  UCR29956A  Caulanthus inflatus Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-5-2 850 San Luis Obispo County Road 285, 9.3 mi SE of junction with Hwy 58. Sheep Camp 602 Comment
  CHSC91735  Caulanthus lasiophyllus G. F. Hrusa 1995-5-28 12289 San Luis Obispo Black Butte Research Natural Area. On burn immediately to SW of Peak 1 Radio Facility. 620 Comment
  SBBG112880  Caulanthus lasiophyllus C. B. Hardham 1959-5-6 4425 San Luis Obispo shores of Nacimiento Lake Comment
  CAS-BOT-BC40357  Caulanthus lasiophyllus Clare B. Hardham 1957-3-23 1547 San Luis Obispo Santa Lucia Mountains. 7 miles east of Templeton. Comment
  CAS-BOT-BC40367  Caulanthus lasiophyllus R. F. Hoover 1949-5-1 7655 San Luis Obispo Cholame Valley at Junction of Cottonwood Pass and Polonio Pass roads. Comment
  UCSB12096  Caulanthus lasiophyllus 1962-3-29 San Luis Obispo Western edge of Carrizo Plain, 2.2 miles west of north edge of Soda Lake, on Turkey Camp Well Road 685 Comment
  CAS-BOT-BC39525  Caulanthus lemmonii Alice Eastwood; John Thomas Howell 1935-3-25 2005 San Luis Obispo Cholame. Comment
  OBI79480  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
  CAS-BOT-BC39499  Caulanthus lemmonii Ernest C. Twisselmann 1957-4-24 3403 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Hills. Salt Canyon. 579 Comment
  SEINET12005220  Caulanthus lemmonii L. S. Rose 1935-1 35048 San Luis Obispo Cholame Comment
  UC1071512  Ceanothus B. Bolt 1936-4-10 662 San Luis Obispo 2 mi ne of mouth Smith Creek; Cayucos Quadrangle Comment
  CAS-BOT-BC49006  Ceanothus cuneatus Alice Eastwood 1928-5-16 18706 San Luis Obispo Morro Bay Comment
  UCR246726  Ceanothus cuneatus Forrest D. Freund, J. M. Porter 2013-3-19 118 San Luis Obispo La Panza Range, along CA Hey 58, 0.9 mi west of the junction with Golden Lane and 0.9 mi east of the junction with County Road 229 812 Comment
  CAS-BOT-BC48976  Ceanothus cuneatus R. F. Hoover 1969-2-2 11187 San Luis Obispo above Los Osos Comment
  OBI66701  Ceanothus cuneatus var. fascicularis Austin P. Griffiths 1987-4-29 18142 San Luis Obispo Montana de Oro State Park, Hazard Cyn Comment
  OBI69636  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, M. J. Hart 1986-2-2 s.n. San Luis Obispo Montana de Oro, Hazard Cyn sand hills on South rim Comment
  OBI27136  Ceanothus cuneatus var. ramulosus Thomas Burrows 1980-4-24 21 San Luis Obispo Reservoir Cyn 168 Comment
  OBI10470  Ceanothus cuneatus var. ramulosus Robert F. Hoover 1948-3-27 7433 San Luis Obispo Steiner Crk near San Luis Obispo Comment
  OBI61087  Ceanothus foliosus P. A. Holden 1968-4-27 226 San Luis Obispo On N side of Cuesta Pass along old hwy Comment
  OBI10492  Ceanothus hearstiorum Robert F. Hoover 1968-4-20 11066 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  UCSB11109  Ceanothus impressus var. nipomensis Van Rensselaer, Maunsell 1938-3-20 San Luis Obispo Nipomo Mesa Comment
  OBI4019  Ceanothus impressus var. nipomensis M. Van Rensselaer 1941-6-22 1685 San Luis Obispo Along dirt road exactly 4 mi W or NW of Nipomo Comment
  CAS-BOT-BC50546  Ceanothus maritimus R. F. Hoover 1950-1-15 7759 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), on hilltop Comment
  OBI10416  Ceanothus maritimus Mrs. Robert F. Hoover 1962-2-19 32 San Luis Obispo San Luis Obispo (cultivated) Comment
  RSA122358  Ceanothus oliganthus var. sorediatus A. E. Wieslander 1935-2-24 532 San Luis Obispo Davis Canyon, Port San Luis Obispo. 244 Comment
  UC569696  Ceanothus papillosus B. Bolt 1936-4-14 665 San Luis Obispo 2 1/2 mi nne of mouth Smith Creek; Cuyucos Quad., nne of mouth Smith Creek 243 Comment
  CAS-BOT-BC51231  Ceanothus papillosus Roxana S. Ferris 1939-6-18 9790 San Luis Obispo Santa Lucia Mts. - Summit road along south fork of Las Tablas Creek on Klau-Cambria Road 579 Comment
  LA44913  Ceanothus papillosus Roxana S. Ferris; 1939-6-18 9790 San Luis Obispo San Lucia Mountains, summit road along S fork of Las Tablas Creek on Klau-Cambria rd 579 Comment
  RSA159990  Ceanothus ramulosus Clare B. Hardham 1960-4-2 5275 San Luis Obispo Black Mtn. 579 Comment
  UCD162807  Ceanothus thyrsiflorus D. O. Burge 2014-11-23 1682 San Luis Obispo San Luis Obispo County: Hollister Peak, N slope. 226 Comment
  SBBG110353  Ceanothus thyrsiflorus var. thyrsiflorus C. B. Hardham 1959-3-14 4063 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC281982  Centaurea benedicta Clare B. Hardham 1957-5-5 1829 San Luis Obispo 1.4 miles E of Creston - Santa Margarita Rd on Parkhill Rd Comment
  OBI30808  Centaurea melitensis Julie M. Vanderwier 1978-5-28 81 San Luis Obispo Indian Knob Tar Sands Comment
  OBI19893  Centaurea melitensis Walter F. Chesebro 1978-5-26 250 R San Luis Obispo At Montana de Oro State Park Comment
  UC56402  Centaurium davyi Mrs. R. W. Summers 1885-5-1 San Luis Obispo San Luis Mt. Comment
  OBI25938  Centranthus ruber Lorraine Vinland 1981-10-3 3 San Luis Obispo 500 Block of Higuera St; on edge of vacant lot Comment
  OBI59522  Centromadia fitchii George Butterworth 1997-7-4 133 San Luis Obispo T31S, R19E, S24 NW Qtr, E edge of Soda Lake Rd , 10 yds S of cattle guard 585 Comment
  OBI16184  Centromadia parryi subsp. congdonii Robert F. Hoover 1946-8-24 6332 San Luis Obispo Laguna, near SLO Comment
  OBI56417  Centromadia pungens subsp. pungens David J. Keil 1999-9-19 s.n. San Luis Obispo San Luis Obispo. Vacant lot at corner of High St. and Walker Comment
  OBI51679  Centromadia pungens subsp. pungens Ann Cochran 1986-7-26 40 San Luis Obispo Township 30S, Range 18E, Sec 13 579 Comment
  CAS-BOT-BC388209  Cerastium fontanum subsp. vulgare Ernest C. Twisselmann 1954-5-11 1211 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County Comment
  OBI72243  Cerastium glomeratum Anthony Baniaga 2010-4-4 94 San Luis Obispo Tierra Redonda Mtn BLM ACEC 377 Comment
  CAS-BOT-BC388377  Cerastium glomeratum John Thomas Howell 1964-6-30 40887 San Luis Obispo Cambria Comment
  CAS-BOT-BC388382  Cerastium glomeratum Ernest C. Twisselmann 1955-5-27 2048 San Luis Obispo La Panza Range. Upper Cammatta Canyon 563 Comment
  SBBG88202  Ceratophyllum demersum C. F. Smith 1965-11-7 9114 San Luis Obispo N edge of W Oso Flaco Lake, N of Guadalupe Comment
  OBI10212  Cercocarpus betuloides Robert F. Hoover 1964-6-6 8937 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI10227  Cercocarpus betuloides R. A. Hays 1957-10-12 s.n. San Luis Obispo Cuesta Grade Comment
  OBI80189  Cercocarpus betuloides David J. Keil 1978-3-25 12689 San Luis Obispo Irving Ranch. Comment
  CAS-BOT-BC135403  Cercocarpus betuloides var. betuloides Clare B. Hardham 1958-4-8 2996 San Luis Obispo Cuesta - Santa Lucia Mountains Comment
  CAS-BOT-BC137176  Cercocarpus betuloides var. betuloides R. F. Hoover 1966-5-17 9869 San Luis Obispo Indian Knob Ridge Comment
  UC569807  Cercocarpus betuloides var. betuloides H. C. Lee 1936-3-10 477 San Luis Obispo Indian Knob 243 Comment
  JEPS13308  Chaenactis glabriuscula var. glabriuscula Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-23 5198 San Luis Obispo upper part of Cammatti Canyon Road, 1.6 mi n of junction with Creston- La Panza Road Shell Creek 405 Comment
  CAS-BOT-BC277574  Chaenactis glabriuscula var. lanosa Alice Eastwood; John Thomas Howell 1937-4-23 3878 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC277579  Chaenactis glabriuscula var. lanosa R. F. Hoover 1967-5-6 10527 San Luis Obispo At Jack Lake Comment
  JEPS14007  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1955-5-23 12804 San Luis Obispo 0.5 mi w of junction with Cammatti Canyon road Creston-La Panza road Comment
  RSA695540  Chaenactis glabriuscula var. megacephala D. W. Taylor 1995-4-6 14780 San Luis Obispo Cholame Valley ( ca. 1 mile E of Cholame), Davis Road 0.45 mile S of jct of Hwy 41, 50 meters N of a lone Quercus lobata 351 Comment
  UC1119735  Chaenactis stevioides N. H. French 1937-5-12 894 San Luis Obispo Cuyama Ranch McKittrick 579 Comment
  UC1119738  Chaenactis stevioides P. L. Johannsen 1937-4-22 1075 San Luis Obispo 6 mi ne of Padrones Springs; McKittrick 883 Comment
  UC1285250  Chaenactis stevioides R. F. Hoover 1952-4-20 8148 San Luis Obispo between San Juan River and Carrizo Plain Comment
  OBI75751  Chenopodium David J. Keil, with George Butterworth 2011-10-7 31112 San Luis Obispo Carrizo Plain. Soda Lake Road. 610 Comment
  UCR147225  Chenopodium album George K. Helmkamp, E. A. Helmkamp 2004-8-14 8783 San Luis Obispo Central Coast, junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo 107 Comment
  OBI57372  Chenopodium berlandieri David J. Keil 1998-8-24 28024 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  SBBG65282  Chenopodium littoreum R. Hoffmann 1931-5-30 San Luis Obispo Oceano Comment
  SDSU20265  Chenopodium littoreum Michael G. Simpson, Nuri Benet-Pierce, John Pierce, Lori Simpson 2012-6-9 3696 San Luis Obispo Ca. 0.1 mile west of junction of Calendar Road and Hwy 1 (Cabrillo Hwy.), ca. 300 feet west of railroad tracks, beyond fence, ca. 0.4 mile southeast of Black Lake. 36 Comment
  UC1191347  Chenopodium macrospermum var. halophilum Herbert L. Mason 1946-6-9 12865 San Luis Obispo between Oceano and mouth of Santa Maria River; Dune Lakes Comment
  CDA13765  Chenopodium multifidum G. F. Hrusa, D. Ragan 1997-11-21 14130 San Luis Obispo Weed in residental garden, 625 Jameson Ct. on Nipomo Mesa. Substrate Pleistocene sand dune. Plant sprawling 1 meter wide, appears perennial. 91 Comment
  UCD59671  Chloris virgata Larry E. Brown 1971-9-5 2087 San Luis Obispo San Luis Obispo Co.: Near Creston. Comment
  OBI6648  Chlorogalum pomeridianum Greg Hassen 1975-7-8 21 San Luis Obispo Poly Cyn [Cal Poly campus]; above path near bridges Comment
  CAS-BOT-BC497735  Chlorogalum pomeridianum Ernest C. Twisselmann 1955-6-16 2148 San Luis Obispo Queen Bee Road, 1mile south of Pozo Grade, Shandon 685 Comment
  JEPS50840  Chlorogalum pomeridianum var. divaricatum H-M. Beard 1967-6-27 66 .1166 San Luis Obispo Comment
  OBI59002  Chlorogalum pomeridianum var. pomeridianum David J. Keil 1998-5-13 27238 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  OBI27371  Chondrilla juncea Robert L. Allen Jan-82 A 500 San Luis Obispo San Luis Obispo, near interx of Madonna and Los Osos Valley rds. In backyard of private residence at 1351 Royal Way #13 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
  UCR111729  Chorizanthe angustifolia R. E. Riefner Jr. 1999-8-11 99- 358 San Luis Obispo Central Coast, Montana de Oro State Park, south of Morro Bay 61 Comment
  CAS-BOT-BC178964  Chorizanthe biloba Alice Eastwood 1926-5-4 13812 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC178969  Chorizanthe biloba Ernest C. Twisselmann 1954-5-12 1217 San Luis Obispo Palo Prieta Summit, 7 miles S of Cholame. Temblor Range and the Western San Joquin Valley 640 Comment
  OBI53949  Chorizanthe breweri David J. Keil, Justin Epting 1995-6-14 25380 San Luis Obispo Coastal foothills of Santa Lucia Mts. Cal Poly's Pennington Crk Biological Rserve Comment
  RSA140275  Chorizanthe breweri Clare B. Hardham 1960-6-3 5989 San Luis Obispo Santa Lucia Mountains, Cuesta Sargent Cypress Forest Comment
  HSC91659  Chorizanthe diffusa Susan H. Bicknell 1989-6-14 San Luis Obispo Montano de Oro MDO 40 Comment
  SD52957  Chorizanthe diffusa Clare B. Hardham 1962-5-31 10 254 San Luis Obispo Huasna District Comment
  UC1136019  Chorizanthe membranacea G. T. Nordstrom 1937-5-16 1228 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Comment
  SBBG39311  Chorizanthe obovata K. K. Muller 1970-6-10 2954 San Luis Obispo Nipomo Mesa just W of golf course on Willowby Rd Comment
  RSA0004905  Chorizanthe obovata Katherine Brandegee 1911-1 84 San Luis Obispo Price Canon, near the coast of San Luis Obispo County, in the Upper Sonoran Zone 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
  LA105655  Chorizanthe palmeri Barry A. Prigge; 1989-7-3 8627 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1 106 Comment
  OBI35242  Chorizanthe palmeri K. A. Nadeau 1983-7-8 29 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St. and Rockview rd Comment
  OBI71814  Chorizanthe palmeri Michael Walgren 2009-8-25 27 San Luis Obispo Cal Trans hwy 1 right-of-way on inland side of bridge over Arroyo de la Cruz Comment
  CAS-BOT-BC252745  Chorizanthe palmeri A. W. Sampson 1925-8-31 s.n. San Luis Obispo Walter's Ranch Comment
  OBI80227  Chorizanthe palmeri David J. Keil 1988-6-25 20817 San Luis Obispo Higuera Street, south of San Luis Obispo just east of bridge over SLO creek. Comment
  NY285652  Chorizanthe rectispina E. Palmer 1876-1 466 San Luis Obispo Mt. McGuinness, 25 miles northeast of San Luis Osbipo Comment
  UC1136065  Chorizanthe staticoides G. T. Nordstrom 1937-5-24 1277 San Luis Obispo 1.1 mi nw Asuncion School; Adelaida Quad. Comment
  UC1736622  Chorizanthe staticoides Dean W. Taylor 1993-6-22 13729 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area, along ridge at Firebreak Benchmark 2476; Los Padres National Forest 746 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
  CAS-BOT-BC247816  Chorizanthe uniaristata Ernest C. Twisselmann 1955-6-14 2142 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Juan River Valley, 10 miles south of Shandon 365 Comment
  RSA65276  Chorizanthe xanti F. W. Peirson 1929-5-18 8402 San Luis Obispo Cuyama Valley Road, ca. 62 miles east of the Coast Boulevard Comment
  UCSB16077  Chorizanthe xanti Breedlove, Dennis 1962-5-12 San Luis Obispo 20.0 miles west of New Cuyama on State Highway 166, northern edge of Cuyama Valley 548 Comment
  UC1135214  Chrysolepis chrysophylla var. minor H. C. Lee 1936-3-6 463 San Luis Obispo 2 mi nnw Camp Hill; Arroyo Grande Quad. 121 Comment
  CAS-BOT-BC284029  Cirsium brevistylum John Thomas Howell 1964-6-30 40871 San Luis Obispo Cambria Comment
  CDA1571  Cirsium loncholepis T. C. Fuller 1962-7-18 9229 -C- San Luis Obispo Pismo Dunes. 5 mi. s. of Oceano; NW shore of Oso Flaco Lake. 0 Comment
  CAS-BOT-BC285453  Cirsium occidentale var. californicum Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5249 San Luis Obispo Along grade on State Highway 178, eastern slope of La Panza Range, watershed of Mariana Creek, 0.5 mile below and east of Pozo Summit 731 Comment
  PGM2319  Cirsium occidentale var. compactum Vern Yadon 1983-4-10 San Luis Obispo Arroyo de la Cruz, At field edge Comment
  OBI42231  Cirsium occidentale var. venustum David J. Keil, V. L. Holland 1986-5-26 19606 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  OBI64525  Cirsium occidentale var. venustum David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28694 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  CDA21725  Cirsium undulatum R. Funk 1950-10-2 San Luis Obispo Bonetti, Los Osos. 0 Comment
  SBBG109866  Cirsium vulgare C. B. Hardham 1958-7-1 3747 San Luis Obispo South Fk of Old Crk Comment
  UC2027332  Cistus incanus David J. Keil 2013-9-4 32017 San Luis Obispo Morro Bay State Park. East of Los Osos Middle School sports fileds Comment
  SD197835  Clarkia Peter L. Morrell, K. L. Kendrick 1996-5-19 491 San Luis Obispo Upper Cuyama Valley, off Highway 166 along old state highway, c. 15 miles (air) northeast of Santa Maria. 277 Comment
  RSA108232  Clarkia affinis C. Epling, R. P. Levine, D. Mitchell 1948-6-12 555 San Luis Obispo San Miquel [San Miguel] to Adelaida road, 11.2 miles west of U.S. Highway 101 Comment
  OBI6659  Clarkia bottae Greg Hassen 1975-7-8 19 San Luis Obispo Poly Cyn. Growing in botanical garden along path and along Poly Cyn rd Comment
  UC454555  Clarkia bottae I. J. Condit 1908-5-31 San Luis Obispo Trout Creek Comment
  UC125447  Clarkia bottae Mrs. R. W. Summers San Luis Obispo Comment
  OBI12129  Clarkia cylindrica Robert F. Hoover 1967-6-4 10595 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  UCD147206  Clarkia cylindrica Diana Hickson; G. Butterworth 2008-4-24 CARR 129 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch, Carrizo Canyon. 487 Comment
  CDA40857  Clarkia cylindrica G. F. Hrusa, D. Ragan 1993-5-21 11091 San Luis Obispo Aprox. 4 km. beyond Stony Creek Camp. Comment
  CAS-BOT-BC172087  Clarkia davyi R. F. Hoover 1950-5-30 7953 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), on ocean bluff. Comment
  CAS-BOT-BC171985  Clarkia epilobioides Alice Eastwood 1906-6-15 409 San Luis Obispo Suey Creek, country adjacent to Santa Maria Comment
  JEPS116464  Clarkia purpurea subsp. quadrivulnera Alice Le Duc 1999-5-20 403 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  UC1122422  Clarkia purpurea subsp. quadrivulnera G. T. Nordstrom 1937-5-12 1203 San Luis Obispo 1.7 mi se Asuncion School; Adelaida Quadrangle Comment
  OBI58544  Clarkia purpurea subsp. quadrivulnera David J. Keil 1998-5-4 27052 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17 Comment
  RSA108170  Clarkia purpurea subsp. quadrivulnera C. Epling, P. Levine, D. Mitchell 1948-06 522 San Luis Obispo Santa Margarita - Pozo Road, 9.6 miles east of railroad tracks Comment
  RSA43084  Clarkia purpurea subsp. quadrivulnera Robert F. Hoover 1947-4-25 7065 San Luis Obispo 2 miles south of Arroyo Grande. Comment
  UC373517  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-4 7 San Luis Obispo 1 mi from summit on n side Cuesta Pass 400 Comment
  OBI63005  Clarkia purpurea subsp. viminea D. R. Miller 1994-6-15 694 -451 San Luis Obispo Pine Mt Region. From below Will Hearst's rd into his property; Marmolejo Crk drainage 800 Comment
  RSA495287  Clarkia purpurea subsp. viminea L. D. Gottlieb 1988-6-22 8834 San Luis Obispo West of Paso Robles, on Klau Mine Road, 0.1 mile south of intersection with Adelaida Road Comment
  UC1279893  Clarkia rubicunda Peter H. Raven 1957-7-6 11058 San Luis Obispo 2.3 mi n of bridge Arroyo de la Cruz Creek (opposite State Highway 1) 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
  UC76448  Clarkia speciosa Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC165245  Clarkia speciosa subsp. immaculata James L. Reveal; C. Rose Broome 1987-6-20 6501 San Luis Obispo Along Ormonde Road, 1.2 mile east of Price Canyon Road and 1 mile west of Old Oak Park Road, on the ridge between Price Canyon and Schoolhouse Canyon, about 3 airline miles north-northwest of Pismo Beach 106 Comment
  IRVC29496  Clarkia speciosa subsp. immaculata Mark A. Elvin, LynneDee Althouse 2006-5-25 4916 San Luis Obispo NW portion of Arroyo Grande; Old Oak Park site. Central Coastal 76 Comment
  OBI66386  Clarkia speciosa subsp. speciosa David J. Keil 2006-5-24 30451 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  CAS-BOT-BC165378  Clarkia speciosa subsp. speciosa Ernest C. Twisselmann 1955-5-27 2054 San Luis Obispo La Panza Range. Lower Cammatta Canyon 419 Comment
  JEPS27056  Clarkia speciosa subsp. speciosa Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7435 San Luis Obispo 1.5 mi w Bee Rock (old Lynch Ranch, just n of Tierra Redonda Mtn.); Bradley 15 ed. of 1919 USGS sheet 341 Comment
  CAS-BOT-BC165404  Clarkia tembloriensis Ernest C. Twisselmann 1956-5-22 2855 San Luis Obispo Kelly's Canyon, Red Hills 556 Comment
  SEINET10492154  Clarkia tembloriensis Tim Holtsford 1992-5-16 Holtsford 920516 -1-C San Luis Obispo Mckittrick-simmler hwy (state hwy 58), 0.6 mi sw of kern co line. Ernest l. Garcia ranch, across rd from house, outbuildings. Nw-facing slope with isomeris Arborea and haplopappus linearfolius. T.30s, r.20e, sec.4. 914 Comment
  CAS-BOT-BC165580  Clarkia unguiculata E. McMillan 1952-5-25 132 San Luis Obispo Palo Prieta Canyon 1 mi. N. & 8 mi. E. of Shandon Comment
  CAS-BOT-BC439578  Claytonia parviflora subsp. parviflora G. K. Helmkamp 2004-2-11 8288 San Luis Obispo Central Coast: Nipomo Mesa, Pomeroy Rd, 1.1 mi N of Willow Rd. 130 Comment
  UC57523  Claytonia parviflora subsp. parviflora J. H. Barber 1900-3-30 1007 San Luis Obispo Santa Lucia Mts. Comment
  OBI78300  Claytonia parviflora subsp. parviflora Steven A. Junak 1990-4-26 4200 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4mi S of Tassajera crk rd at S end of dirt rd on Ames property, which is 1.8 mi W of intersection with hwy 101 518 Comment
  OBI66760  Claytonia parviflora subsp. viridis D. R. Miller 1989-4-24 489 -3 San Luis Obispo Between Pine Mt and Rocky Butte 823 Comment
  CDA23955  Claytonia perfoliata T. C. Fuller 1962-3-1 7728 San Luis Obispo Temblor Range; Henry Twisselmann ranch, 15 miles south of Cholame. 0 Comment
  OBI42141  Claytonia perfoliata subsp. mexicana David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19468 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia Mts in area that was locally the E boundary of the Las Piltas fire of July 1985 Comment
  OBI4174  Claytonia perfoliata subsp. perfoliata Julie R. Potter 1969-3-1 18 San Luis Obispo Sand Dunes-Morro Bay State Park Comment
  CAS-BOT-BC92709  Clematis ligusticifolia R. F. Hoover 1966-9-16 10046 San Luis Obispo Bed of Salinas River at mouth of Rocky Canyon. Comment
  OBI10673  Clematis ligusticifolia Robert F. Hoover 1966-9-16 10046 San Luis Obispo Salinas River at mouth of Rocky Cyn Comment
  UCR122501  Collinsia bartsiifolia var. davidsonii George K. Helmkamp, E. A. Helmkamp 2001-5-2 6611 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  OBI57102  Collinsia heterophylla G. F. Hrusa 1995-5-2 12236 San Luis Obispo Black Butte Research Natural Area. Base of steep rocky cliff at SE base of Peak 3 500 Comment
  UC277767 Image available Collinsia heterophylla C. M. Belshaw 1936-3-25 1727 San Luis Obispo 3.6 mi e-ne of Valencia Peak (s of Morro Bay) 396 Comment
  UCR160386  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-9 9610 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  OBI47317  Collinsia sparsiflora David J. Keil, Melissa Luckow 1982-3-7 15697 San Luis Obispo Tasajara Cyn, between Santa Margarita and Cuesta sumit. At first hill past jctn of Tassajara Crk rd and US 101 Comment
  JEPS97051  Collinsia sparsiflora var. collina Clare B. Hardham 1960-3-31 5268 San Luis Obispo Bee Rock; Santa Lucia Mountains 304 Comment
  OBI66649  Collinsia sparsiflora var. collina D. R. Miller 1994-4-5 494 -166 San Luis Obispo Pine Mt Region. Along slopes at Confluence area, Cyn Trl, Pico crk drainage 732 Comment
  OBI066110  Collomia heterophylla D. R. Miller 1994-5-11 594 -343 San Luis Obispo Main road edge near Egeberg's orchard: San Simeon creek drainage 600 Comment
  OBI79807  Collomia heterophylla D. R. Miller 2013-4-17 413 .1049 San Luis Obispo The Rocky Butte/Pine Mountain Region, Main Road highway shoulder, just down from Oksen's road junction, San Simeon Creek drainage. 738 Comment
  UC1532835  Conicosia elongata Robert F. Thorne 1968-6-7 37752 San Luis Obispo sand dunes w. Oso Flaco Lake (between Oceano & Guadalupe); Oso Flaco Dunes 10 Comment
  OBI65634  Conicosia pugioniformis G. F. Hrusa, D. ragan 1999-4-21 15012 San Luis Obispo Oceano Dunes, immed W of Callender Rd. UTMs 10S, 0719152E 3881356 N 107 Comment
  UCSB40650  Conicosia pugioniformis Vivrette, Nancy 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  SD143593  Conium maculatum R. D. Goeden, D. W. Ricker 1978-9-22 San Luis Obispo Santa Lucia Range, Santa Rita Creek, 3.3 miles east of Cypress Mountain Rd., northeast of Cayucos 299 Comment
  OBI37389  Conium maculatum Eric Wise 1981-6-26 709 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  CAS-BOT-BC285989  Conyza bonariensis Ernest C. Twisselmann 1967-9-9 13688 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Spring, Palo Prieta Canyon 598 Comment
  UC1872935  Coreopsis bigelovii David Keil with Kathleen Keil 2003-3-29 30094 San Luis Obispo Shell Creek area, ca. 0.5 mi N of Junction with Hwy 58 Comment
  CAS-BOT-BC287048  Coreopsis calliopsidea R. F. Hoover 1958-3-19 8420 San Luis Obispo Carrizo Plain near N base of Caliente Mt Comment
  JEPS108377  Coreopsis calliopsidea David Gowen 2005-4-17 253 San Luis Obispo Elkhorn Road (dirt). On the south side of dirt side road (which reaches summit?). Comment
  UC1284971  Coreopsis douglasii R. F. Hoover 1948-4-17 7484 San Luis Obispo near n end of La Panza Range (in flood-bed of creek); , Fernandez Creek Comment
  UC456078  Coreopsis douglasii I. J. Condit 1909-3-23 San Luis Obispo School Ridge Summit Comment
  JEPS85604  Corethrogyne filaginifolia Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5567 San Luis Obispo 2.5 mi s of Los Berros (n portion of Nipomo Mesa); Nipomo Mesa 106 Comment
  OBI51281  Corethrogyne filaginifolia Jan Barber 1993-8-21 89 San Luis Obispo San Simeon State Park, above San Simeon Crk Comment
  OBI35485  Corethrogyne filaginifolia S. M. Inman 1983-7-21 98 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  OBI59272  Corethrogyne filaginifolia Austin P. Griffiths 1980-11-18 s.n. San Luis Obispo Pismo Dunes. On ocean-facing shoulder of transverse dune just within oceanfront dune system, ca 1/3 way S of Grover City beach ramp towards Oceano ramp Comment
  SD38611  Corethrogyne filaginifolia var. filaginifolia Edith A. Purer 1932-8-28 San Luis Obispo Oceano Comment
  SD86688  Corethrogyne filaginifolia var. filaginifolia Helen V. Witham 1969-9-25 491 San Luis Obispo Dunes near Oso Flaco Lake. 10 Comment
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Jun 29 2015
  RSA769872  Cornus glabrata D. R. Miller 2007-5-18 507 .851 San Luis Obispo Seasonal creek at Bear Canyon (Tony Clarke's property) 427 Comment
  UC1122756  Cornus sericea subsp. sericea F. H. Raymond 1930-9-5 114 San Luis Obispo Santa Rita Creek Adelaida Quad., Santa Rita Creek Comment
  UC875780  Cornus sericea subsp. sericea Marcus E. Jones, A. M. 1882-5-8 2736 San Luis Obispo San Luis Obispo Comment
  CDA43345  Cortaderia selloana David J. Keil 2011-11-9 31181 San Luis Obispo Nipomo Mesa south of Arroyo Grande, Highway 1 just north of intersection with Doty Drive. 0 Comment
  OBI10189  Cotoneaster pannosus Armen Shabazian 1964-2-15 4 San Luis Obispo 1341 Sydney St Comment
  UCSB17144  Cotula australis Hardham, Clare 1961-4-14 San Luis Obispo Protestant Cemetery, Cambria Comment
  OBI38473  Cotula coronopifolia Eric Wise 1982-7-2 1606 San Luis Obispo Oso Flaco Lake Comment
  UC52321  Cotula coronopifolia Mrs. R. W. Summers 1888-1 147 San Luis Obispo San Luis Obispo Comment
  SBBG118427  Crassula aquatica E. Painter, M. Wetherwax with T. Morosco 2001-4-26 CR 226 San Luis Obispo pipeline right-of-way, E of Tower Rd; Camp Roberts Training Area O 280 Comment
  OBI56777  Crassula connata David J. Keil 1986-4-13 19179 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  OBI50982  Crassula connata David J. Keil, Kathleen Keil 1994-4-3 24458 San Luis Obispo Los Padres Natl Forest. 0.3 mi S of jctn with Calif hwy 58 on forest rd 29S15. T29S, R16E, S17 Comment
  CHSC46058  Cressa truxillensis L. P. Janeway 1988-6-9 2734 San Luis Obispo Cholame Cr 2/3 mi NE of Cholame. 344 Comment
  OBI31015  Crocanthemum scoparium Julie M. Vanderwier 1978-5-6 10 San Luis Obispo Indian Knob Tar Sands Comment
  OBI50308  Crocanthemum scoparium Tawney Odegard 1985-3-10 19 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
  CAS-BOT-BC299723  Crocidium Clare B. Hardham 1964-2-8 11001 San Luis Obispo The Bear Trap, headwaters of the San Juan R. Comment
  HSC91718  Croton californicus Susan H. Bicknell 1988-11-20 San Luis Obispo Montano De Oro Comment
  OBI81466  Croton californicus Jackson Bower, Molly Cluff, Shelby Stephen, Val King, Jack Morris 2015-11-7 4 San Luis Obispo Oceano Dunes trail; about 100 feet from trailhead Comment
  POM98554  Croton californicus P. A. Munz 1925-3-25 9241 San Luis Obispo Morro. Comment
  SBBG108230  Cryptantha C. B. Hardham 1956-4-16 522 San Luis Obispo Dellaganna, Cayucos Rd Comment
  OBI28427  Cryptantha Karin Long 1982-4-3 s.n. San Luis Obispo 2 mi into Montana de Oro State park. On site 2, an ecotone plant Comment
  RSA141760  Cryptantha Clare B. Hardham 1957-6-4 2063 San Luis Obispo Intersection of Oak Flat Road and North Road to Adelaida. 10 miles northwest of Paso Robles. Santa Lucia Mountains. Comment
  UCSC004739  Cryptantha Randall Morgan 2006-5-21 4607 San Luis Obispo Laguna Lake Park Comment
  CAS-BOT-BC189424  Cryptantha circumscissa R. F. Hoover 1947-4-26 7082 San Luis Obispo 3 miles NE of Pozo Comment
  POM368382  Cryptantha clevelandii H. M. Pollard 1968-6-7 s.n. San Luis Obispo Oso Flaco. Comment
  UC1285293  Cryptantha clevelandii R. F. Hoover 1952-6-10 8245 San Luis Obispo Black Mt. La Panza Range Comment
  UC55677  Cryptantha clevelandii Mrs. R. W. Summers San Luis Obispo San Luis Mt. Comment
  UCR42906  Cryptantha clevelandii David J. Keil 1985-4-6 18533 San Luis Obispo Central Coast, 1.8 mi. north of Arroyo de la Cruz, north of San Simeon. Burned slope on ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  OBI67154  Cryptantha clevelandii E. L. Painter & M. Wetherwax, M. Wetherwax 1999-7-13 SLO- 9 San Luis Obispo Camp San Luis Obispo. Above Whiskey Springs. UTMs NAD27, zone 10, 709351E, 3915585N 440 Comment
  OBI20751  Cryptantha intermedia Ernest C. Twisselmann 1954-4-4 981 San Luis Obispo Temblor Range and W San Joaquin Valley. Palo Prieto Cyn, 2 mi S of Cholame 366 Comment
  UC1063818  Cryptantha microstachys C. A. Graham 1938-4-11 308 San Luis Obispo 1 mi s Bee Rock; Bradley Quad. 365 Comment
  OBI79786  Cryptantha microstachys David J. Keil, with Mike Walgren & Sally Krenn 2013-3-22 31562 San Luis Obispo Montana de Oro State Park. Canyon slopes south of Coon Creek, western portion of San Luis Range. Comment
  CDA11529  Cryptantha muricata G. F. Hrusa 1995-5-29 12326 San Luis Obispo Cuesta Ridge West; Approx. 1.25 m. NW of US 101 on main ridge northwest of Cuesta Pass. Comment
  OBI54187  Cryptantha muricata David J. Keil, Kathleen Keil 1995-4-15 24875 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI20784  Cryptantha muricata Robert F. Hoover 1947-4-12 6895 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  CDA13621  Cryptantha nemaclada G. F. Hrusa, T. D. Wilfred 1997-3-12 13653 San Luis Obispo Carrizo Plain; Approx. 30 miles N of Carrizo Plain on Bitterwater Valley Rd. Comment
  UC1035087  Cryptantha nevadensis Roxana S. Ferris 1955-5-23 12806 San Luis Obispo about 0.5 mi w Creston-La Panza road junction with Cammatti Canyon road (on Creston-La Panza raod) Comment
  UC2027581  Cucurbita foetidissima David J. Keil 2012-7-18 31465 San Luis Obispo South base of Nipomo Mesa, west if Nipomo. Comment
  CAS-BOT-BC126753  Cupressus sargentii Mark A. Elvin; M. Moore; N. Huber; R. Leverette 2006-5-11 4835 San Luis Obispo Central Coastal: Camp San Luis Obispo; E of Hwy 1, S of Primera Mine; 850m SW of Whiskey Springs 366 Comment
  CAS-BOT-BC80877  Cupressus sargentii Alice Eastwood 1929-3-7 16859 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC80884  Cupressus sargentii Clare B. Hardham 1961-3-25 6677 San Luis Obispo Near King City Fault, Headwaters of Los Burros Creek, ca. 10 miles SW of Jolon 609 Comment
  MACF014893  Cupressus sargentii E. R. Blakley 1956-9-21 1992 San Luis Obispo Nort slope on Cypress Mt., Santa Lucia Mts. Comment
  RSA17635  Cupressus sargentii C. B. Wolf 1934-11-4 6219 San Luis Obispo Northeast of Pine Mountain, near Diamond-D Dude Ranch, Santa Lucia Mountains, headwaters of Tobacco Creek 762 Comment
  SEINET10867004  Cupressus sargentii Carl B. Wolf 1934-11-4 Wolf 2173 San Luis Obispo Santa Lucia Mountains, Northeast of Pine Mountain, near dude ranch. Upper sonoran:- Digger pines. Sun. Dec. serpentine. Probably section 27, T 25 S, R 8 E, large grove on headwaters of Tobacco Creek. This grove consists mainly of small sized trees. This is rather a large grove on the Northeast side of Pine Mountain, and is probably the same as sometimes given as Tobacco or Little Burnett Creek groves. 760 Comment
  OBI14808  Cuscuta subinclusa Robert F. Hoover 1946-9-15 6401 San Luis Obispo Rinconada district between Santa Margarita and Pozo Comment
  OBI57737  Cuscuta subinclusa David J. Keil 1998-8-19 27996 San Luis Obispo Hwy 58, 0.6 miles NE from junction with Hwy 229. Comment
  OBI76915  Cyclospermum leptophyllum D. R. Miller 2011-11-25 1111 .1007 San Luis Obispo 20001 Hwy 1 (+/- county line) 100 Comment
  OBI43385  Cynodon dactylon Eric Wise 1981-9-29 1212 San Luis Obispo Orcutt Rd, 2.3 mi S of Johnson Ave, San Luis Obispo Comment
  OBI28586  Cynoglossum grande John Jackman and Julie Truesdale, Julie Truesdale 1980-1 61 San Luis Obispo MacGillivary Ranch, Adelaida. N Comment
  OBI66919  Cynosurus echinatus David J. Keil, with V. L. Holland 2001-5-24 29498 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  CDA34892  Cynosurus echinatus David J. Keil 2000-5-31 287891 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 8.5 miles east from the junction with Highway 1. 0 Comment
  CAS-BOT-BC114465  Cyperus eragrostis R. F. Hoover 1946-10-20 6511 San Luis Obispo Price Canyon, along stream. Comment
  OBI30436  Dactylis glomerata Melissa Luckow 1982-6-24 901 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of rd Comment
  OBI32466  Danthonia californica Rhonda Riggins 1982-5-16 1403 San Luis Obispo Right of way adj grazing land, Tassajara Cyn rd 0.2 mi W US 101 Comment
  RSA661848  Daucus pusillus Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Deep into eastern part of dunes, ca. 2 mi. S of Oso Flaco Creek, NE of Hidden Willow Valley. Comment
  CAS-BOT-BC299165  Deinandra corymbosa subsp. corymbosa Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School grounds Comment
  OBI79497  Deinandra fasciculata Michael Walgren 2014-4-23 407 San Luis Obispo Chevron Oil Company land east of Del Mar Park in north Morro Bay, growing in clay soil in grassland along a dirt road 51 Comment
  SBBG40550  Deinandra fasciculata R. F. Hoover 1969-8-15 11547 San Luis Obispo Rutti Ranch Rd near estuary of Osos Crk Comment
  CAS-BOT-BC130990  Deinandra halliana Clare B. Hardham 1962-4-14 8978 San Luis Obispo Gypsum, Pinole Hills head of Bitterwater Canyon Comment
  SJSU5657  Deinandra halliana L. S. Rose 1968-4-23 63039 San Luis Obispo 1.5 mi E of Cholame 335 Comment
  CAS-BOT-BC299386  Deinandra increscens subsp. increscens R. F. Hoover 1964-7-11 9169 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC299398  Deinandra increscens subsp. increscens Alice Eastwood 1927-7-29 14962 San Luis Obispo Morro Comment
  UC1069553  Deinandra increscens subsp. increscens C. M. Belshaw 1936-3-17 1600 San Luis Obispo 2 mi sse Nipomo; Nipomo Quad. 76 Comment
  UC646468  Deinandra increscens subsp. increscens Wm. M. Hiesey 1937-8-12 392 San Luis Obispo between San Carpojo Creek and Arroyo de la Cruz (on coast highway) Comment
  CAS-BOT-BC299381  Deinandra increscens subsp. increscens R. F. Hoover 1964-8-13 9208 San Luis Obispo San Bernardo Creek Comment
  OBI16151  Deinandra increscens subsp. increscens Robert F. Hoover 1969-9-15 11590 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  OBI16253  Deinandra kelloggii Robert F. Hoover 1949-5-1 7642 San Luis Obispo Summit of Cottonwood Pass Comment
  CAS-BOT-BC291908  Deinandra pallida R. F. Hoover 1966-4-9 9808 San Luis Obispo West of Fellows, east base of Temblor Range Comment
  OBI53051  Deinandra pallida David J. Keil, Kathleen Keil 1995-5-29 25288 San Luis Obispo Just W of Kern County line along calif hwy 166, E of Cuyama Comment
  CAS-BOT-BC292085  Deinandra pentactis W. L. Jepson 1940-10-3 20152 San Luis Obispo Atascadero Comment
  UCD77756  Deinandra pentactis Robert E. Preston 1998-6-12 1115 San Luis Obispo San Luis Obispo County: 17 mi E of Santa Margarita, on N side of Hwy 58, 0.5 mi E of Wilson Corner 487 Comment
  CAS-BOT-BC292049  Deinandra pentactis Clare B. Hardham 1982-8-28 25192 San Luis Obispo Headwaters, West Branch Huero Huero [Huerhuero] R. 426 Comment
  CAS-BOT-BC292053  Deinandra pentactis R. F. Hoover 1965-9-15 9562 San Luis Obispo About 4 miles north of Pozo Comment
  UCSB17360  Deinandra pentactis Hardham, Clare 1959-6-10 San Luis Obispo Rte. 41 west of Paso Robles, near Huero Huero R. Comment
  LA31092  Delphinium gypsophilum H. Lewis; 1958-5-15 1130 San Luis Obispo Salinas River near Camp Roberts Comment
  RSA68775  Delphinium gypsophilum subsp. gypsophilum F. Brubaker 1929-5-4 s.n. San Luis Obispo Near summit of hills and probably near boundary of Kern and San Luis.; west of McKittrick Comment
  OBI10622  Delphinium parryi subsp. blochmaniae Robert F. Hoover 1947-4-25 7072 San Luis Obispo Black lake, S of Arroyo Grande Comment
  UC854256  Delphinium parryi subsp. blochmaniae Marcus E. Jones, A. M. 1882-5-5 3228 San Luis Obispo San Luis Obispo Comment
Read comments
Sep 21 2014
  CAS-BOT-BC121438  Delphinium parryi subsp. parryi Eben McMillan 1952-5-25 131 San Luis Obispo Choice Valley, 1 mi S, 8 mi E Shandon Comment
  CDA28769  Delphinium parryi subsp. parryi G. F. Hrusa, S. Dubiel 2009-5-24 17872 San Luis Obispo Santa Lucia Mountains; Cypress Mtn. Rd. +/- 3/4 mi. past intersection w/Klau Mine Rd. 342 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
  CAS-BOT-BC121461  Delphinium parryi subsp. parryi Gale Sphon 1959-6-6 356 San Luis Obispo La Panza Campground, Los Padres National Forest Comment
  SBBG18130  Delphinium variegatum subsp. variegatum C. B. Hardham 1961-5-17 7068 San Luis Obispo 2-4 mi W of Ocean View Mine 914 Comment
  UCR161330  Dendromecon rigida George K. Helmkamp, E. A. Helmkamp 2005-3-5 9019 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
  CAS-BOT-BC82995  Dendromecon rigida Ernest C. Twisselmann 1955-5-27 2020 San Luis Obispo La Panza Range. Navajo Canyon, La Panza Mountains. 655 Comment
  RSA0034901  Dentaria californica W. M. Arbaugh 1968-3-21 None San Luis Obispo Sea Canyon Comment
  OBI22310  Deschampsia cespitosa Robert F. Hoover 1964-6-13 9108 San Luis Obispo Near Arroyo del Oso, N of Piedras Blancas Pt Comment
  UCSB51274  Deschampsia cespitosa Ferren, Wayne 1984-4-18 San Luis Obispo Upper Campground Area, San Simeon State Beach 60 Comment
  CAS-BOT-BC201622  Deschampsia danthonioides M. Wetherwax; E. L. Painter 2001-4-4 CR- 153 San Luis Obispo Camp Roberts. South of Range Control 200 Comment
  OBI47418  Deschampsia danthonioides David J. Keil 1981-4-9 14290 San Luis Obispo 2.5 mi beyond Shell Crk along State hwy 58 Comment
  UCSB30281  Deschampsia danthonioides Hardham, Clare 1960-4-21 San Luis Obispo Santa Barbara Rd, Atscadero Comment
  CAS-BOT-BC201841  Deschampsia elongata Robert F. Hoover 1947-5-23 7179 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  OBI32320  Deschampsia elongata David J. Keil 1982-6-26 16236 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CAS-BOT-BC201846  Deschampsia elongata Clare B. Hardham 1957-6-15 2222 San Luis Obispo Headwaters of Cienega Creek Comment
  OBI80470  Dichelostemma capitatum David J. Keil 2015-2-14 32622 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  CAS-BOT-BC500822  Dichelostemma capitatum Mrs. R. W. Summers 1883-1-24 s.n. San Luis Obispo Valley Comment
  UCR163629  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2005-3-25 9214 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
  OBI58966  Digitaria sanguinalis David J. Keil 1998-9-3 28063 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  UC1969528  Dimorphotheca fruticosa V. L. Holland 2000-12-13 s.n. San Luis Obispo Cayucos at end of 24th Street. Comment
  CAS-BOT-BC150425  Diplacus aurantiacus Clare B. Hardham 1956-6-20 952 San Luis Obispo Tassajera Canyon Comment
  CAS-BOT-BC153172  Diplacus fremontii Clare B. Hardham 1957-5-4 1858 San Luis Obispo Tierra Redondo Comment
  SBBG81999  Diplacus longiflorus C. F. Smith 1950-4-30 2719 San Luis Obispo Twisselmann Rd near Carneros Cyn, Temblor Range 1066 Comment
  OBI64743  Diplacus rattanii D. R. Miller 1999-5-25 599 /712 San Luis Obispo Along trail edge between Almaden & Pear tree +/- 1/2 way, the Pico crk drainage 853 Comment
  OBI67815  Dipsacus sativus M. Wetherwax & E. L. Painter, E. L. Painter 2002-6-17 SLO- 281 San Luis Obispo Camp San Luis Obispo. Near bridge of Poison Oak Crk (tributary of Chorro Crk), below first ridge W of Cerro Romualdo. UTMs NAD17 zone 10, 705067E, 3910539N 80 Comment
  CDA17935  Distichlis spicata Austin Griffiths, G. F. Hrusa 1987-4-29 18145 San Luis Obispo Montana de Oro State Park; Crest at fifth sandhill N of Spooners Cove (new site). 304 Comment
  OBI6298  Dodecatheon clevelandii Robert F. Hoover 1967-4-5 10337 San Luis Obispo Near summit W of East Branch Huerhuero Crk on hwy 58 Comment
  UC456193  Dodecatheon clevelandii subsp. insulare I. J. Condit 1908-1-22 San Luis Obispo Poly Canon, C. P. S. Comment
  SBBG107597  Dodecatheon clevelandii subsp. patulum C. B. Hardham 1960-4-2 5287 San Luis Obispo Green Valley near Cambria Comment
  OBI83637  Drymocallis glandulosa David J. Keil, Travis Barrett 2016-3-23 33849 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch W of Avila Beach. Survey area 10. 120 Comment
  CAS-BOT-BC159572  Drymocallis glandulosa var. glandulosa Ira L. Wiggins 1929-5-21 3691 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  POM306663  Drymocallis glandulosa var. wrangelliana Henry J. Ramsey 1940-4-20 1492 San Luis Obispo Hwy 41, near Templeton Comment
  RSA693752  Dryopteris arguta Thekla Mohr 1911-1 1931 San Luis Obispo San Luis Obispo. Comment
  JEPS116199  Dudleya abramsii subsp. murina E. L. Painter, M. Wetherwax 2000-6-14 SLO- 151 San Luis Obispo Camp San Luis Obispo. Large serpentine outcrop west of Chorro Reservoir. Comment
  OBI15248  Dudleya abramsii subsp. murina John Young 1967-4-4 1 San Luis Obispo Poly Cyn, W side of hill slope Comment
  UC572558  Dudleya blochmaniae G. T. Nordstrom 1937-6-5 1315 San Luis Obispo 3.7 mi ssw Josephine School, Santa Lucia Range; Santa Lucia Range, Adelaide Quad. 198 Comment
  OBI65165  Dudleya lanceolata Greg Wilvert 2005-5-31 453 San Luis Obispo SE half of the Caliente Range. Dead end of Padrones Cyn rd 866 Comment
  SBBG49015  Dudleya lanceolata J. Copeland 1974-7-19 San Luis Obispo 2 mi W of Hwy 101 on Tefft Avenue, Grand View Mesa, Nipomo Comment
  OBI66035  Dudleya palmeri Kristin Brewer, Sarah Blaser 2006-6-13 7 San Luis Obispo 2051 O'Conner Way, in the hills behind the house, W of Bishop Peak Comment
  OBI7019  Dysphania ambrosioides Marguerite Costigan 1972-11-5 41 San Luis Obispo 1/2 mi N of Morro Rock, 1/4 mi W of Hwy 1, along Morro Strand Comment
  OBI16607  Eastwoodia elegans Robert F. Hoover 1946-6-2 6134 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  SFV17437  Eastwoodia elegans P. M. Schiffman 1998-5-28 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area near hillside near Elkhorn Road. Comment
  CDA25875  Echinochloa colona David Keil 1999-9-19 s.n. San Luis Obispo San Luis Obispo. Corner of High Street and Parker. 0 Comment
  UC338033  Echinochloa crus-galli unknown San Luis Obispo near San Luis Obispo; near San Luis Obispo Comment
  CAS-BOT-BC445579  Echinodorus berteroi George Helmkamp 1996-9-21 1190 San Luis Obispo Santa Margarita Lake. 396 Comment
  OBI82053  Echium candicans Michael Walgren 2016-3-4 495 San Luis Obispo In the town of Los Osos on a roadside along Los Osos Valley road in a vacant lot on the north side of the road between Broderson and Palisades Avenues. 30 Comment
  UCR122126  Echium candicans George K. Helmkamp, E. A. Helmkamp 2002-4-19 7629 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI33947  Eclipta prostrata David J. Keil 1983-10-21 17976 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  SBBG55642  Eclipta prostrata D. Keil 1979-10-27 13644 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jct of Lopez Cyn Rd and Pozo Rd Comment
  SEINET6631353  Ehrharta calycina Mark A. Elvin, Gleen Greenwald 2013-1 7064 San Luis Obispo Central Coastal: Guadalupe-Nipomo Dunes National Wildlife Refuge; north of Santa Maria River, west of Guadalupe, '4-pond Valley', near the middle ponds. 18 Comment
  CAS-BOT-BC208501  Ehrharta calycina Clare B. Hardham 1958-4-10 3043 San Luis Obispo York Mt. west of Templeton - Santa Lucia Mountains Comment
  CAS-BOT-BC208506  Ehrharta calycina John Thomas Howell 1967-4-27 42075 San Luis Obispo Along highway near Nipomo. Comment
  OBI79720  Ehrharta erecta David J. Keil 2011-11-26 31203 San Luis Obispo West side of US 101 at truck pullout at top of Cuesta Grade 445 Comment
  CDA11014  Eleocharis macrostachya G. F. Hrusa 1993-5-21 11045 San Luis Obispo Huasna Region; Huasna area. Approximately 4 km. beyond Stony Creek Campground. Comment
  UCD49809  Eleocharis macrostachya Frederic Hrusa 1993-5-21 11045 San Luis Obispo Huasna area. Approximately 4 km. beyond Stony Creek Campground. In creekbed of Stony Creek, with plant bases submerged. 650 Comment
  OBI58894  Eleocharis parishii David J. Keil 1998-8-24 28010 San Luis Obispo Los Padres National Forest in vicinity of Adobe Trailhead, 6 road miles E of Tepusquet Canyon Rd. along Hwy 166. Comment
  CDA34243  Eleusine indica David J. Keil 2005-7-13 30417 San Luis Obispo East side of Johnson Avenue and San Luis Drive opposite intersection of these roads, along drive between parking lots for San Luis Obispo High School and Adult School. Comment
  OBI3137  Elymus X gouldii Larry E. Brown 1971-6-6 2029 San Luis Obispo Along state rte 41 near Salinas River in Atascadero Comment
  CAS-BOT-BC203878  Elymus X hansenii R. F. Hoover 1953-5-17 8312 San Luis Obispo Skunk Well canyon near Marianas Ranch, Temblor Range Comment
  CAS-BOT-BC203662  Elymus glaucus subsp. glaucus R. F. Hoover 1964-5-15 8888 San Luis Obispo Pine Top Mountain, south of San Carpoforo Creek Comment
  CAS-BOT-BC228685  Elymus multisetus R. F. Hoover 1964-6-6 8942 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  OBI66911  Elymus multisetus David J. Keil, with V. L. Holland 2001-5-24 29497 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  OBI79217  Elymus trachycaulus David J. Keil 2012-5-27 31362 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  OBI58974  Elymus trachycaulus subsp. trachycaulus David J. Keil 1998-6-23 27853 San Luis Obispo At Baldwin residence and on property to west of Baldwin property along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  CAS-BOT-BC131189  Encelia californica R. F. Hoover 1947-7-19 7320 San Luis Obispo North edge of Santa Maria Valley near Nipomo - Guadalupe road Comment
  SBBG96602  Ephedra californica C. F. Smith 1957-8-8 5608 San Luis Obispo St Hwy 399, ca. 1 mi E of St Hwy 166 to Maricopa Comment
  CAS-BOT-BC81654  Ephedra californica Roxana S. Ferris 1935-3-30 9140 San Luis Obispo Head of Cuyama Valley near Kern County line Comment
  CAS-BOT-BC81664  Ephedra californica Ernest C. Twisselmann 1954-6-5 1319 San Luis Obispo Panorama Hills, 2 miles north of Crocker Grade, Southeastern San Luis Obispo County 670 Comment
  POM282133  Ephedra californica Lyman Benson 1932-5-9 3564 San Luis Obispo Upper Cuyama Valley, Temblor Mt. Ranges, Santa Maria River Watershed; Kern County line 610 Comment
  SJSU3363  Ephedra californica C. W. Sharsmith 1962-4-21 6829 San Luis Obispo Panorama Hills at foot of Recruit Canyon, Temblor Range, eastern San Luis Obispo County Comment
  OBI81345  Epilobium brachycarpum David J. Keil 1988-9-23 21142 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd. to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  OBI35365  Epilobium canum Melody Dickens 1980-9-18 45 San Luis Obispo Morro Rock, Morro Bay Comment
  CAS-BOT-BC166421  Epilobium canum subsp. canum R. F. Hoover 1967-10-5 10873 San Luis Obispo Mouth of Poly Canyon, San Luis Obispo Comment
  UCR119350  Epilobium canum subsp. canum George K. Helmkamp, E. A. Helmkamp 2000-9-2 5975 San Luis Obispo Irish Hills, See Canyon (S portion), c. 1.8 mi north of San Luis Bay Drive (N of Avila Beach) 91 Comment
  CAS-BOT-BC166426  Epilobium canum subsp. canum R. F. Hoover 1966-7-13 9902 San Luis Obispo Yaro Creek Comment
  SJSU6211  Epilobium canum subsp. canum D. F. Fenton 1970-10-12 San Luis Obispo Perfumo Canyon Rd c. 6 mi W of San Luis Obispo 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
  SBBG18774  Epilobium densiflorum C. B. Hardham 1963-7-3 10909 San Luis Obispo Waterdog Crk 609 Comment
  OBI64540  Equisetum arvense David J. Keil 2001-3-27 29183 San Luis Obispo Los Osos, at intersection of South Bay Blvd. and Los Olivos Ave. Comment
  CAS-BOT-BC57451  Equisetum laevigatum Alice Eastwood; John Thomas Howell 1936-5-7 2263 San Luis Obispo Serrano Canyon near San Luis Obispo Comment
  SD112404  Equisetum laevigatum Darley F. Howe 1967-4-9 4332 San Luis Obispo 14 miles west of Templeton on #46 [Hwy] 395 Comment
  OBI5355  Equisetum telmateia Robert J. Rodin 1972-2-12 8745 San Luis Obispo In Montana de Oro State Park Comment
  MACF006242  Equisetum telmateia var. braunii S. Carlson 1967-8-8 105 San Luis Obispo Redwood forest in Big Sur, 6 miles south of Felton. Mountain stream nearby. 60 Comment
  RSA172330  Equisetum telmateia var. braunii R. F. Thorne, Percy C. Everett 1963-6-12 32271 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  OBI39963  Eragrostis cilianensis David J. Keil, Eric Wise 1983-8-30 17912 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI43352  Eragrostis pectinacea Eric Wise 1981-10-23 1363 San Luis Obispo Tepesquet Vinyard Ponds. 4-6 mi S of Shandon on San Juan Rd Comment
  OBI73014  Eragrostis pectinacea David J. Keil 2000-6-27 28824 -3 San Luis Obispo Vicinity of Agriculture College' scampus Feed Mill Comment
  SBBG33647  Erechtites glomeratus C. B. Hardham 1983-2-3 25600 San Luis Obispo bluffs above San Simeon Crk, ca. 0.5 mi SE of mouth Comment
  CAS-BOT-BC214396  Eremalche parryi subsp. kernensis R. F. Hoover 1952-4-20 8134 San Luis Obispo Temblor Range near north end of Elkhorn Plain Comment
  SBBG124116  Eremalche parryi subsp. kernensis D. Wilken with E. Painter 2011-4-20 17940 San Luis Obispo W side of Soda Lake Rd, ca. 5 km NW of L E Traver Ranch; Carrizo Plain Nat Monument 201 Comment
  CAS-BOT-BC160164  Eremothera boothii subsp. decorticans R. F. Hoover 1967-3-27 10286 San Luis Obispo Chalk Mt., Cuyama Valley Comment
  UC56108  Eremothera boothii subsp. decorticans J. H. Barber 1899-5-25 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC160169  Eremothera boothii subsp. decorticans R. F. Hoover 1952-4-8 8093 San Luis Obispo West base of Temblor Range near McKittrick road Comment
  OBI12002  Eremothera boothii subsp. decorticans Robert F. Hoover 1949-4-21 7610 San Luis Obispo Just E of San Juan River on rd from La Panza to Simmler Comment
  CAS-BOT-BC512639  Eriastrum calocyanum R. F. Hoover 1952-11-1 8271 San Luis Obispo Caliente Mt. Comment
  OBI11537  Eriastrum calocyanum R. F. Hoover 1953-5-17 8316 San Luis Obispo "Skunk Well" cyn near Marianas ranch, Temblor range Comment
  OBI56297  Eriastrum densifolium subsp. austromontanum Butterworth 1991-9-1 324 San Luis Obispo Caliente Mtn, 150 yds nw of repeater, 2.9 mi se of gate. 1341 Comment
  UC771768  Eriastrum densifolium subsp. elongatum R. F. Hoover 1946-6-29 6207 San Luis Obispo Atascadero Comment
  UCR65371  Eriastrum hooveri David J. Keil, R. Riggins, Kathryn Bay 1986-4-26 19278 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade on Elkhorn Road 701 Comment
  OBI73648  Eriastrum luteum David J. Keil 2010-6-7 30863 San Luis Obispo La Panza Mountains. Highway 58. Comment
  OBI83663  Eriastrum pluriflorum subsp. pluriflorum R. F. Hoover 1967-6-4 10618 San Luis Obispo Between San Juan River and Carrizo Plain on Highway 58 Comment
  OBI23587  Ericameria ericoides D & D. Patterson, D. Patterson 1970-1-16 155 San Luis Obispo 1/4-1/2 mi from Pacific Ocean, below Oso Flaco Lake. Comment
  OBI4160  Ericameria ericoides Julie R. Potter 1968-12-31 6 San Luis Obispo Morro Bay state park Comment
  CAS-BOT-BC292901  Ericameria ericoides R. F. Hoover 1966-9-12 9986 San Luis Obispo Bed of Santa Marea River north of Santa Maria Comment
  RSA613935  Ericameria linearifolia George K. Helmkamp, E. A. Helmkamp 1998-4-8 3213 San Luis Obispo Elkhorn Grade Rd, 6.3 mi. NW of jct with CA hwy 33 (roughly W of Maricopa). 549 Comment
  CAS-BOT-BC299078  Ericameria nauseosa var. hololeuca R. F. Hoover 1946-10-13 6486 San Luis Obispo Cuyama River, at highway bridge not far below Sycamore Creek Comment
  SBBG110383  Erigeron C. B. Hardham 1956-7-15 1260 San Luis Obispo Santa Rita Crk Comment
  OBI60960  Erigeron bonariensis David J. Keil, with V. L. Holland 1992-5-15 23100 San Luis Obispo Highway 46 at Shandon Rest Area. Comment
  OBI4402  Erigeron canadensis Robert J. Rodin 1970-9-10 8441 San Luis Obispo About 300 yds from the Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  OBI16546  Erigeron foliosus var. foliosus Robert F. Hoover 1946-6-30 6215 San Luis Obispo Mariana Crk, E side of La Panza Range Comment
  UCSC000778  Erigeron philadelphicus H. C. Lee 1936-4-20 570 San Luis Obispo 2 miles W. of Slide Hill Slide Hill - Arroyo Grande 274 Comment
  OBI25996  Erigeron sanctarum David J. Keil 1981-5-16 14604 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  CAS-BOT-BC376117  Eriodictyon altissimum Marck Menke; David Keil 2002-3-26 129 San Luis Obispo Less than 1 km. west of Indian Knob summit Comment
  SBBG54743  Eriodictyon altissimum L. W. Edge 1972-5-7 138 San Luis Obispo S side of Hazard Cyn, San Luis Range 121 Comment
  PASA2084  Eriodictyon crassifolium Margaret Stason 1947-3-30 San Luis Obispo Poso Mountains Comment
Read comments
Jun 24 2016
  OBI30637  Eriodictyon parryi Neil Havlik 1967-5-21 326 -21 San Luis Obispo 2 mi E of Navajo Campground, La Panza district, Los Padres NF. Comment
  UCR200318  Eriodictyon tomentosum Steve Boyd 2007-2-17 11712 San Luis Obispo Coast Ranges, La Panza Range, Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage 803 Comment
  CDA17107  Eriogonum angulosum G. F. Hrusa, P. Akers 2003-10-12 16178 San Luis Obispo San Joaquin Valley; South end Carrizo Plain, on E side Soda Lake Rd. immed. S of MU Ranch. 0 Comment
  POM265231  Eriogonum angulosum I. L. Wiggins 1929-5-23 3724 San Luis Obispo 10 miles east of Shandon. Comment
  CAS-BOT-BC241987  Eriogonum cinereum Ernest C. Twisselmann 1966-9-10 12798 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI73529  Eriogonum cithariforme var. cithariforme Clifton F. Smith 1991-6-28 12232 San Luis Obispo Along dirt rd to Cuyama Valley, Comment
  OBI65670  Eriogonum clavatum Greg Wilvert 2005-4-23 297 San Luis Obispo SE Half of the Caliente Range; 2 km NW of Lawson Spring Comment
  UC2027441  Eriogonum clavatum Greg Wilvert 2005-4-23 297 San Luis Obispo Southeast Half of the Caliente Range. 2 km NW of Lawson Spring. Comment
  OBI76796  Eriogonum covilleanum George Butterworth 2011-6-23 841 San Luis Obispo Carrizo Plains Natl Monument. Elkhorn Rd 8.4 mi SE of Crocker Rd 747 Comment
  UCD99931  Eriogonum elegans Ernest C. Twisselmann 1954-7-17 1434 San Luis Obispo San Luis Obispo County: Palo Prieta Canyon, 3 miles south of Cholame. 487 Comment
  JEPS47697  Eriogonum elegans A. Norton 1891-1 San Luis Obispo Salinas River Comment
  SEINET7063734  Eriogonum elongatum var. elongatum A. G. Vestal 1947-4-21 s.n. San Luis Obispo On Hog Canyon Road between Estrella and Parkfield. Hog Canyon. UTM Zone 10, 723357mE, 3963327mN. (WGS84/NAD83). 421 Comment
  CDA23020  Eriogonum fasciculatum G. D. Barbe, B. Easley 1974-6-9 1896 San Luis Obispo 9.5 miles west of Fellows (Kern County), 3.25 miles west of Kern County Line, Temblor Range, on Crocker Springs Road. Comment
  OBI60711  Eriogonum fasciculatum Ann Cochran 1986-7-19 27 San Luis Obispo Orchard at the corner of Cucamunga and Doris trail 579 Comment
  OBI65946  Eriogonum fasciculatum Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-9 35 San Luis Obispo Central Coast Comprehensive Wetlands GIS; S of Morro Bay on hwy 1. Beyond Gilardi rd on ranch road N of hwy 1 138 Comment
  UC72676  Eriogonum fasciculatum var. fasciculatum J. E. Roadhouse 1905-4 18 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC249994  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1965-8-1 9496 San Luis Obispo Cuesta Park, San Luis Obispo Comment
  CAS-BOT-BC249999  Eriogonum fasciculatum var. foliolosum Ernest C. Twisselmann 1954-5-24 1289 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: 4 miles south of Cholame 518 Comment
  SBBG23218  Eriogonum gossypinum E. R. Chandler 1965-9-15 2710 San Luis Obispo Hwy 33, near its jct with St Hwy 166 822 Comment
  SEINET7072796  Eriogonum gracile A. G. Vestal 1963-5-15 s.n. San Luis Obispo Sandy west slope about 4.8 miles southeast of SanMiguel on the road to Estrella. Coordinate datum: NAD27. Comment
  CAS-BOT-BC261163  Eriogonum gracillimum Alice Eastwood; John Thomas Howell 1936-5-8 2352 San Luis Obispo 7 miles east of La Panza Comment
  SBBG28246  Eriogonum nudum var. pauciflorum S. G. Stokes 1933-7-6 72 San Luis Obispo Paso Robles Comment
  SEINET3405283 Image available Eriogonum nudum var. pubiflorum Susan G. Stokes 1933-7-6 72 San Luis Obispo Paso Robles Comment
  OBI11008  Eriogonum ordii Robert F. Hoover 1966-3-30 9781 San Luis Obispo First large cyn N of Crocker Grade, W side of temblor range Comment
  UC1032232  Eriogonum parvifolium B. Bolt 1936-1-21 553 San Luis Obispo 1st peak nw Cerro San Luis Obispo; San Luis Obispo Quadrangle Comment
  OBI41030  Eriogonum parvifolium Daniel S. Nixon 1983-11-5 s.n. San Luis Obispo 1.15 mi NE of Avila Beach, next to San Luis Creek Comment
  CAS-BOT-BC268374  Eriogonum roseum Ernest C. Twisselmann 1953-9-18 770 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI10961  Eriogonum roseum Robert F. Hoover 1966-9-16 10067 San Luis Obispo Creston Comment
  CAS-BOT-BC263432  Eriogonum temblorense R. F. Hoover 1946-11-2 6547 San Luis Obispo West side of Cottonwood Pass Comment
  SD244786  Eriogonum vimineum D. R. Miller 2011-9-2 911 977 San Luis Obispo Bear Canyon on Air Strip cut, Tobacco creek drainage. 500 Comment
  OBI74346  Eriogonum viridescens Theo Fitanides, Anthony Baniaga 2010-5-7 172 San Luis Obispo Tierra Redonda Mtn BLM ACEC 594 Comment
  CAS-BOT-BC264895  Eriogonum viridescens R. F. Hoover 1949-6-4 7749 San Luis Obispo San Juan River on Pozo-Simmler Road Comment
  CAS-BOT-BC304094  Eriophyllum confertiflorum Alice Eastwood; John Thomas Howell 1938-6-14 5922 San Luis Obispo Prefumo Canyon Comment
  POM66813  Eriophyllum confertiflorum Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  UCD67187  Eriophyllum confertiflorum G. F. Hrusa 1995-5-2 12249 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Rocky opening at edge of Quercus agrifolia woodland. 500 Comment
  OBI16495  Eriophyllum confertiflorum A. Ahmad 1963-4-30 32 San Luis Obispo 2 mi E of SLO Comment
  UCSB41341  Eriophyllum confertiflorum Duke, Craig 1979-5-19 San Luis Obispo On southeast side of Highway 41, about 6 miles north of junction with Calif. 46 600 Comment
  UCR130714  Eriophyllum multicaule George K. Helmkamp, E. A. Helmkamp 1999-5-22 4889 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  CAS-BOT-BC301834  Eriophyllum multicaule Alice Eastwood 1928-5-16 15105 San Luis Obispo Morro Bay, San Luis Obispo Comment
  CAS-BOT-BC301839  Eriophyllum multicaule H. D. Ripley; R. C. Barneby 1941-4-13 3252 San Luis Obispo Nr. Soda Lake, Carrizo Plains 731 Comment
  OBI18733  Eriophyllum multicaule Robert F. Hoover 1947-4-20 6974 San Luis Obispo Pilitas Crk district Comment
  RSA191896  Eriophyllum multicaule R. F. Thorne, Percy C. Everett 1963-4-21 31613 San Luis Obispo S side of Morro Bay. 6 Comment
  OBI31351  Erodium brachycarpum Joy Nishida, Robert Allen 1982-4-10 228 San Luis Obispo American Cyn. 1.5 mi S of campground, at unlocked gate on side of dirt rd 506 Comment
  RSA0036675  Erodium brachycarpum LeRoy Gross, Evan Meyer 2014-4-15 6238 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. [From] Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon. Near 35.24611N 120.48745W., Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  OBI28593  Erodium cicutarium John Jackman & Julie Truesdale, Julie Truesdale 1980-1 54 San Luis Obispo MacGillivary Ranch, Adelaida. 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
  UCR140086  Erodium cicutarium George K. Helmkamp 2004-2-11 8274 San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 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
  UC1285254  Erodium macrophyllum R. F. Hoover 1949-4-21 7623 San Luis Obispo 14 mi e Creston (on La Panza rd) Comment
  SBBG119073  Erodium moschatum M. Wetherwax, E. Painter 2000-3-7 CR 2 San Luis Obispo near jct of San Antonio Rd and abandoned part of Bee Rock Rd, near SW gate of impact area; Camp Roberts 200 Comment
  JEPS17437  Eryngium aristulatum var. hooveri W. L. Jepson 1908-7-20 3070 San Luis Obispo Comment
  CAS-BOT-BC211083  Eryngium aristulatum var. hooveri R. F. Hoover 1946-8-24 6328 San Luis Obispo Laguna near San Luis Obispo Comment
  CAS-BOT-BC54498  Erysimum capitatum Eben McMillan 1952-5-2 94 San Luis Obispo Choice Valley-1 mile south, 8 miles east Shandon. Comment
  UCR61738  Erysimum capitatum George K. Helmkamp 1990-4-19 s.n. San Luis Obispo along State Hwy 58 at San Juan Creek, west of Simmler-Bitterwater Road 488 Comment
  CAS-BOT-BC54502  Erysimum capitatum Walter Knight 1965-2-14 859 San Luis Obispo Dunes adjacent to Hazard Canyon south of Los Osos ca. 3 miles. Comment
  RSA0034960  Erysimum capitatum W. M. Arbaugh 1968-5-15 270 San Luis Obispo See Canyon Comment
  UC455740  Erysimum capitatum J. E. Roadhouse May 1905 San Luis Obispo Davis Canyon Comment
  UC1126612  Erysimum capitatum var. capitatum N. K. Carlson 1936-3-29 265 San Luis Obispo 3.4 mi ne Atascadero (below Plot 46); San Luis Obispo Quadrangle 487 Comment
  JEPS53559  Erysimum capitatum var. capitatum W. L. Jepson 1932-4-3 16233 San Luis Obispo on the mesa Elkhorn Plain 762 Comment
  RSA166888  Erysimum capitatum var. lompocense E. R. Blakley 1962-5-23 5137 San Luis Obispo Near the outlet at the west edge of Oso Flaco Lake. 6 Comment
  UC1051651  Erysimum suffrutescens Francia Chisaki, Peter Kamb 1950-5-13 1792 San Luis Obispo s. Oso Flaco lake 15 Comment
  UC1126649  Erysimum suffrutescens H. C. Lee 1936-2-21 408 San Luis Obispo Black Lake Canyon Arroyo Grande Quadrangle Comment
  CAS-BOT-BC55223  Erysimum suffrutescens E. R. Blakley 1962-5-23 5137 San Luis Obispo Near the outlet at the west edge of Osa Flaco Lake. Comment
  SD79838  Erythranthe grandis Helen V. Witham 1969-9-27 506 San Luis Obispo Sandstone ledge ca 1m above high tide. Montana de Oro State park 0 Comment
  OBI47432  Eschscholzia caespitosa David J. Keil, Art Webster 1984-4-29 18194 San Luis Obispo In cyn bottom of Lopez Wilderness Area Comment
  OBI20237  Eschscholzia caespitosa Robert J. Rodin 1962-5-10 6881 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit Rd on rd maintained by the Forest Service and Telephone Company Comment
  CAS-BOT-BC403468  Eschscholzia californica Alice Eastwood 1927-4-8 14342 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  SD50992  Eschscholzia californica Darley F. Howe 1960-4-10 2856 San Luis Obispo South of Morro Bay. Comment
  UCD94084  Eschscholzia californica Shannon M. Still 2006-5-15 101 B San Luis Obispo California. San Luis Obispo County: About 0.2 mi. south of entrace to Piedras Blancas Lighthouse off CA-1. 29 Comment
  UCD95320  Eschscholzia californica Daryl Koutnik 1978-6-19 542 San Luis Obispo San Luis Obispo County: San Bernardo Creek. 91 Comment
  OBI6958  Eschscholzia californica John V. Stechman 1965-8-10 s.n. San Luis Obispo Coastal plain near main road Comment
  RSA166675  Eschscholzia californica var. maritima M. A. Piehl 1963-4-21 6385 San Luis Obispo South end of Morro Bay, ca. 2 miles west of Los Osos Comment
  SBBG2334  Eschscholzia hypecoides C. B. Hardham 1958-4-26 3165 San Luis Obispo Peachy Cyn, W of Paso Robles Comment
  SD71157  Eschscholzia lemmonii R. F. Hoover 1949-4-2 7581 San Luis Obispo 7.0 miles northeast of Creston on Shandon Road. Comment
  OBI76645  Eschscholzia rhombipetala Meg Perry, Jason Dart 2010-3-19 3 -Oct San Luis Obispo Carrizo Plain of Calif Valley, Township 30S, Range 18E, Sect 5 625 Comment
  OBI82359  Euphorbia David J. Keil 2015-9-23 33408 San Luis Obispo Arroyo Grande. Fair Oaks Avenue at Fred Grieb bridge over Arroyo Grande Creek. 25 Comment
  CAS-BOT-BC207075  Euphorbia ocellata R. F. Hoover 1966-9-16 10056 San Luis Obispo 2 mi. S of Creston Comment
  OBI38318  Euphorbia peplus David J. Keil 1976-10-20 11865 San Luis Obispo Campus of Calif Polytechnic State Univ Comment
  UCR134441  Euphorbia peplus George K. Helmkamp 2003-8-16 8086 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
  UCR161965  Euphorbia peplus George K. Helmkamp, E. A. Helmkamp 2005-2-14 8900 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  OBI68365  Euphorbia serpillifolia subsp. serpillifolia David J. Keil 2003-8-20 30281 San Luis Obispo Foothill Road near San Luis Obispo, halfway between O'Connor Way and Los Osos Valley Road at bridge over seasonal drainage Comment
  OBI34296  Euphorbia spathulata David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15791 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. t30S, R16E, sects 28, 32, 33 Comment
  OBI17356  Extriplex californica Robert F. Hoover 1967-6-9 10628 San Luis Obispo At S end of Morro Bay Comment
  UCSB51270  Festuca bromoides Ferren, Wayne 1984-4-18 San Luis Obispo vicinity of proposed road connecting two vehicular campground sites, Upper Campground Area; San Simeon State Beach 60 Comment
  OBI21852  Festuca microstachys McMillan 1952-5-7 115 San Luis Obispo PInole spring 10 mi S 16 mi E Shandon Comment
  OBI66736  Festuca microstachys David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29815 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  OBI21846  Festuca microstachys Robert F. Hoover 1949-4-21 7614 San Luis Obispo Just E of San Juan River on road from La Panza to Simmler Comment
  OBI50162  Festuca microstachys Michael Curto, L. Allen, R. Pimentel, & R. Riggins 1992-4-12 821 San Luis Obispo Carrizo Plain: between CA Hwy 58 and Soda Lake, ~5km E of Soda Lake Rd on Belmont Trl 600 Comment
  OBI58411  Festuca myuros Austin P. Griffiths, Clare B. Hardham, Craig Cunningham 1987-6-26 18253 San Luis Obispo Guadalupe Dunes. Near Oso Flaco Lake edge at W end of first southerly area Comment
  OBI33815  Festuca myuros David J. Keil 1980-3-16 13717 San Luis Obispo Along Park Hill rd 0.5 mi W of jctn with Huerhuero rd Comment
  OBI31734  Festuca perennis Turnquist/Smeltzer 1982-5-1 73 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI43346  Festuca perennis Eric Wise 1982-4-29 1433 San Luis Obispo Poly Cyn, Cal Poly campus 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
  UCSB28072  Festuca perennis Blakley, E. 1962-5-31 San Luis Obispo South bank near the mouth of Santa Maria River 6 Comment
  OBI21885  Festuca rubra Robert D. Page 1962-5-25 111 San Luis Obispo Cal Poly Campus Comment
  SEINET2444533  Foeniculum vulgare Jillian C. Boettcher 2002-4-29 9 San Luis Obispo Avila Beach. Turnout off Avila Beach Drive 1 mi W of Avila Beach exit off Hwy 101. 6 Comment
  IRVC28933  Foeniculum vulgare G. K. Helmkamp 2003-10-24 8218 San Luis Obispo El Campo Rd 0.1 mi E of Los Berros Rd, SE of Arroyo Grande Central Coast 46 Comment
  SEINET9036616 Image available Forestiera pubescens David Keil, with Lynne Dee (Oyler) Althouse 2002-1 29805 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 and gravel pit road east of Garden Farms Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  SEINET10431813 Image available Forestiera pubescens subsp. parvifolia David J. Keil, Dirk Walters 1980-4-5 13747 San Luis Obispo Approximately 28 miles east of Santa Maria on Hwy 166 and N on Chimineas Ranch Road Comment
  UC330010  Fragaria chiloensis Hy. Edwards Apr 1877 67 San Luis Obispo S. Miguel Comment
  OBI28328  Frangula californica subsp. californica Lori Blain 1982-5-9 18 San Luis Obispo 2 mi S on Clark Valley rd: along Los Osos Crk 305 Comment
  OBI5006  Frangula californica subsp. californica B. A. Smith 1966-4-16 46 San Luis Obispo Cerro Alto Cmpgrd Comment
  CAS-BOT-BC53592  Frangula californica subsp. tomentella R. F. Hoover 1946-10-27 6536 San Luis Obispo Canyon opening south into Cuyama River, opposite Pioneer Grove (which is in Santa Barbara Co.) Comment
  OBI10296  Frangula californica subsp. tomentella Robert F. Hoover 1946-10-27 6536 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  CAS-BOT-BC211646  Frankenia salina R. F. Hoover 1964-6-10 9014 San Luis Obispo Avila Comment
  OBI37083  Frankenia salina Eric Wise 1982-5-17 1478 San Luis Obispo Twisselman Lake. Palo Prieto Cyn. Comment
  SD75741  Frankenia salina D. W. Taylor 1970-6-22 T 70 116 San Luis Obispo South end of Morro Bay. 244 Comment
  OBI5614  Frankenia salina Sharon Jochums 1974-5-19 237 San Luis Obispo W side of hwy 1 N of Piedras Blancas Point Comment
  OBI21374  Fritillaria agrestis Robert F. Hoover 1949-4-21 7621 San Luis Obispo 14 mi E of Creston on La Panza Rd Comment
  OBI32393  Fritillaria biflora David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16043 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts. NE side of mtn on hillside above cypress swamp Comment
  OBI78888  Fritillaria biflora George Butterworth 2013-3-28 901 San Luis Obispo Chimineas Ecological Reserve. East of Chickenwater 756 Comment
  UC76372  Fritillaria biflora Miss M. Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC130112  Fritillaria biflora R. W. S. May s.n. San Luis Obispo Base of S. Luis Mt. Comment
  RSA130670  Fritillaria biflora R. W. Summers 1884-5-6 s.n. San Luis Obispo Coast Range Mountains Comment
  POM98113  Fritillaria ojaiensis Philip A. Munz 1925-3-25 9213 San Luis Obispo Morro Creek. 366 Comment
  OBI66393  Fumaria parviflora David J. Keil 2006-2-18 30422 San Luis Obispo Dalidio Farms and roadside along Dalidio Drive adjacent tyo Central Coast Plaza Shopping Center, San Luis Obispo. Comment
  UC303451  Galium andrewsii subsp. intermedium G. B. Grant 1903-4-30 5359 San Luis Obispo Paso Robles Comment
  UC455886  Galium angustifolium subsp. angustifolium E. P. Unangst 1906-9-1 San Luis Obispo Cuesta Comment
  SBBG112373  Galium angustifolium subsp. angustifolium D. Keil, R. Riggins 1984-4-26 18220 San Luis Obispo 0.3 mi from turnoff to Jouchin Ranch Comment
  CDA11465  Galium aparine G. F. Hrusa 1995-5-28 12227 San Luis Obispo Black Butte Research Natural Area. Ridge immed. WNW of Peak 2. Comment
  RSA0042904  Galium aparine LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6279 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  RSA0042945  Galium aparine LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6537 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  OBI42188  Galium californicum subsp. flaccidum David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19496 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  OBI79942  Galium californicum subsp. maritimum David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31863 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
  SBBG18185  Galium hardhamiae C. B. Hardham 1958-9-25 3062 San Luis Obispo NE slope of Cypress Mtn Comment
  SD53024  Galium hardhamiae Clare B. Hardham 1960-6-1 5960 San Luis Obispo Sargent cypress forests, Headwaters Little Burnett-Tobacco Creeks. Santa Lucia Mountains Comment
  SBBG93843  Galium porrigens var. porrigens S. A. Junak 1990-5-15 4332 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, at NW corner of excavated area at Pick and Shovel Mine 524 Comment
  CAS-BOT-BC303461  Gamochaeta ustulata Clare B. Hardham 1958-2-13 1816 San Luis Obispo Santa Lucia Mts. Cambria Comment
  OBI72834  Gamochaeta ustulata Michael Walgren 2010-4-29 143 San Luis Obispo Irish Hills, Montana de Oro State Park. New property acquisition known as the 160 acre "Baseri" property at 4840 See Canyon rd, approx 8 mi from Los Osos Valley Rd and 0.5 mi from jctn with Perfumo Cyn rd. Inland portion of property on inland side of See Cyn Rd 301 Comment
  UC1118541  Gamochaeta ustulata N. K. Carlson 1936-3-19 175 San Luis Obispo 2.1 mi nne Pismo (Plot 9); Arroyo Grande Quadrangle 30 Comment
  CAS-BOT-BC208393  Garrya elliptica David D. Keck 1933-5-4 2179 San Luis Obispo Headwaters of Las Tablas Creek, near summit of grade, east side of Cypress Mtn. Comment
  RSA317002  Garrya elliptica T. S. Elias, Walter Wisura 1984-7-27 27 San Luis Obispo Northeast of Morro Bay along Route 44 toward Atascadero; Cerro Alto National Forest Campgrounds. Comment
  CAS-BOT-BC94966  Garrya flavescens R. C. Wenk 2007-4-8 595 San Luis Obispo Carrizo Plain N.M., Caliente Ridge 1280 Comment
  SD244720  Garrya flavescens David Keil, Rhonda Riggins and Karl Sriby 1991-10-26 27387 San Luis Obispo Caliente Range: along Caliente Ridge Road, 2.2 miles from junction with Selby Road. Comment
  CDA11918  Garrya veatchii G. F. Hrusa, D. Ragan 1993-12-28 11577 San Luis Obispo Cuesta Ridge West; End of paved road approx. 3.5 miles NW of Cuesta Pass. Comment
  OBI4302  Garrya veatchii Felice C. Movich 1969-5-5 158 San Luis Obispo Los Padres Natl Forest 4-5 mi SE of Cuesta Grade summit 610 Comment
  SBBG89251  Garrya veatchii C. F. Smith 1989-4-11 San Luis Obispo ridge W of Hi Mtn 975 Comment
  OBI74385  Gastridium phleoides Theo Fitanides, Anthony Baniaga 2010-5-7 156 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 459 Comment
  OBI37916  Gastridium phleoides David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18579 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
  RSA129633  Gastridium phleoides G. T. Nordstrom 1937-5-25 1278 San Luis Obispo .1 mile E of Josephine School. 457 Comment
  SBBG34692  Gastridium phleoides C. B. Hardham 1958-7-1 3737 San Luis Obispo South Fk of Old Crk Comment
  OBI70810  Gazania linearis David J. Keil 2009-6-30 30625 San Luis Obispo San Luis Obispo Rainwater detention basin behind Marigold Shopping Center (intersection of Broad Street and Tank Farm Road. 35 deg. 14.97'N x 120 deg. 38.45'W 55 Comment
  CDA4133  Genista T. C. Fuller 1968-5-22 17071 San Luis Obispo Ardath Drive at Mills Street & Pine Ridge Avenue, Cambria. 0 Comment
  OBI28270  Genista monspessulana Rick Frelinger 1982-5-25 87 San Luis Obispo San Luis Crk in Reservoir Cyn Comment
  SBBG107942  Genista monspessulana C. B. Hardham 1959-5-19 4562 San Luis Obispo Las Tablas Crk, 7X Ranch Comment
  UC123670  Gilia achilleifolia subsp. achilleifolia H. C. Lee 1936-4-3 546 San Luis Obispo 3 1/2 mi wsw Bromela; Arroyo Grande Quad., San Luis Obispo National Forest Comment
  UCSB16991  Gilia achilleifolia subsp. achilleifolia Hardham, Clare 1958-5-10 San Luis Obispo Cypress Mt. Comment
  RSA0042944  Gilia achilleifolia subsp. multicaulis LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6538 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  UC2027138 Image available Gilia capitata Greg Wilvert 2005-3-30 68 San Luis Obispo Southeast Half of Caliente Range: 400 m SW of dead end of Padrones Canyon Road near Padrones Spring Comment
  UC1123789  Gilia clivorum P. L. Johannsen 1937-4-10 1017 San Luis Obispo 1 3/4 mi n Spanish Ranch; Mckittrick Quad Comment
  UC52765  Gilia clivorum Mrs. R. W. Summers 552 San Luis Obispo Comment
  UC1023802  Gilia clivorum R. F. Hoover 1947-4-12 6901 San Luis Obispo Upper Navajo Creek La Panza Range, Upper Navajo Creek Comment
  RSA469759  Gilia latiflora subsp. cuyamensis Paul C. Silva 1947-3-30 1210 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  SBBG107072  Gilia minor C. B. Hardham 1961-3-30 6682 San Luis Obispo between San Juan and Carissa Plains, W of Simmler, Paso Robles-Simmler Rd Comment
  RSA0076399  Gilia minor Verne Grant, Alva Grant 1952-4-21 17559 San Luis Obispo 1 mi. s. of jct. of Maricopa-Santa Maria rd. on Ojai road, Cuyama Valley. Comment
  CAS-BOT-BC402039  Gilia ochroleuca subsp. minima Clare B. Hardham 1960-4-4 5299 San Luis Obispo Santa Lucia Mountains. Cantinas Cr. 243 Comment
  SBBG107068  Gilia ochroleuca subsp. minima C. B. Hardham, J. T. Howell 1958-4-28 3132 San Luis Obispo between San Juan and Carissa Plains, W of Simmler, Paso Robles-Simmler Rd Comment
  CAS-BOT-BC402034  Gilia ochroleuca subsp. minima R. F. Hoover 1947-4-12 6909 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  SBBG28670  Gilia tenuiflora subsp. amplifaucalis E. C. Twisselmann 1967-5-8 13008 San Luis Obispo N of Shell Crk 487 Comment
  CAS-BOT-BC123834  Gilia tenuiflora subsp. amplifaucalis John Thomas Howell 1948-4-24 24216 San Luis Obispo 3 miles E of Paso Robles Comment
  RSA124952  Gilia tenuiflora subsp. amplifaucalis Clare B. Hardham 1959-4-3 4165 San Luis Obispo Sandy Hills, north of the Nacimiento Dam Comment
  CAS-BOT-BC226470  Gilia tenuiflora subsp. tenuiflora Clare B. Hardham 1962-5-31 10 -253 San Luis Obispo Huasna Creek - Arroyo Seco Cr. near Huasna School (Arroyo Grande) Comment
  OBI57368  Githopsis diffusa subsp. diffusa David J. Keil 1998-4-20 26884 San Luis Obispo North of Nacimiento Lake, 2.3 miles from Interlake Road on Lynch Canyon Road. Comment
  OBI57390  Githopsis diffusa subsp. diffusa David J. Keil 1998-5-20 27354 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  SBBG100878  Githopsis specularioides D. R. Miller 1992-4-28 492 -1 San Luis Obispo Cole Ranch, Pine Mtn 670 Comment
  RSA202528  Glaucium flavum E. C. Twisselmann 1968-8-30 14916 San Luis Obispo Temblor Range and western San Joaquin Valley: Choice Valley, 3/8 mile below Choice Valley School 564 Comment
  OBI33324  Glinus lotoides David J. Keil 1983-10-21 17971 San Luis Obispo Just S of Creston along Hwy 229 on Lasma property Comment
  OBI31287  Glycyrrhiza lepidota Joy Nishida 1982-6-24 483 San Luis Obispo American Cyn, .2 mi S of American Cyn campground 518 Comment
  RSA216850  Gnaphalium beneolens Robert F. Hoover 1966-10-5 10112 San Luis Obispo Nipomo Mesa south of Black Lake Canyon. Comment
  UC2027555  Gnaphalium palustre Greg Wilvert 2005-4-30 341 San Luis Obispo Southeast Half of the Caliente Range: 1.5 km S of Soda Lake Road, along Padrones Canyon Road Comment
  CAS-BOT-BC307435  Gnaphalium palustre Ernest C. Twisselmann 1954-5-15 1239 San Luis Obispo Vernal Pool at Palo Prieta Summit 8 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 667 Comment
  SBBG51137  Grayia spinosa C. F. Smith 1973-4-26 10521 San Luis Obispo E base of Caliente Mtn, lower Cuyama Valley Comment
  CAS-BOT-BC305115  Grindelia hirsutula Clare B. Hardham 1957-8-30 2525 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  OBI7666  Grindelia hirsutula Christian Smith 1974-5-2 s.n. San Luis Obispo At jctn of old road to Cuesta Grade and hwy 101 at bottom of the grade Comment
  SBBG8276  Grindelia hirsutula H. and M. Dearing 1940-6-16 4876 San Luis Obispo near San Luis Obispo Comment
  UC1928014  Gutierrezia californica David Keil 1998-10-9 28140 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  OBI25269  Gutierrezia californica Robert F. Hoover 1969-10-5 11637 San Luis Obispo N side of lower Cuyama Valley Comment
  OBI28723  Hainardia cylindrica John Stechman 1968-5-16 s.n. San Luis Obispo Calif State Polytechnic College, San Luis Obispo. 200 yds NW of student horse barn Comment
  RSA0047152  Hainardia cylindrica David J. Keil 2009-6-18 30621 San Luis Obispo Boysen Ranch created wetlands. West of Foothill Road between O'Connor Way and Los Osos Valley Road. Comment
  CDA11279  Hazardia squarrosa G. F. Hrusa, D. Ragan 1994-11-19 12008 San Luis Obispo Los Padres National Forest; Cuesta Ridge East. S end of access Rd. to Mt. Lowe, Black Butte Research Natural Area, W side of ridge. Comment
  UC912312  Hazardia squarrosa var. grindelioides Herbert L. Mason 1929-10-12 5494 San Luis Obispo 8.4 mi from Atascadero Comment
  UC1224758  Hedypnois rhagadioloides R. F. Hoover 1948-4-14 7441 San Luis Obispo Cayucos Comment
  CAS-BOT-BC309520  Helenium puberulum R. F. Hoover 1964-8-14 9261 San Luis Obispo Jack Lake Comment
  UC1285400  Helenium puberulum R. F. Hoover 1947-8-9 7360 San Luis Obispo between San Carpoforo Creek and Arroyo de la Cruz (near ocean) Comment
  UC1192224  Helenium puberulum Malcolm A. Nobs and S. Galen Smith 1948-9-9 665 San Luis Obispo about 4 mi s Pismo Beach; Dune Lakes Gun Club Comment
  UCSB59905  Helenium puberulum Penkala, B.; Ryan, P. 1987-7-17 San Luis Obispo Along Reservoir Cyn. Trail, 1/4 mi. SE of cattle guard at end of Reservoir Rd. 1 mi. N. of San Luis Obispo off Hwy 101; in Reservoir Creek 164 Comment
  OBI16321  Helianthus bolanderi Robert F. Hoover 1946-9-15 6398 San Luis Obispo Rinconada Mine (between Santa Margarita and Pozo) Comment
  OBI29279  Helianthus bolanderi David J. Keil 1980-9-15 14182 San Luis Obispo Calf Cyn, 0.25 mi W of intersection of Calif hwy 58 and 229. Comment
  CAS-BOT-BC305755  Helianthus gracilentus Alice Eastwood; John Thomas Howell 1936-5-8 2309 San Luis Obispo La Panza Mts. Comment
  JEPS18687  Helminthotheca echioides Ernest C. Twisselmann 1955-7-30 2286 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County Temblor Range, western San Joaquin Valley, Chris Twisselmann 670 Comment
  OBI80283  Hemizonia congesta Coco Dowd, Ryan Payne and Adam Lucero 2014-11-13 5 San Luis Obispo East of the Cal Poly Campus, on the hill above the eastern parking lot that parallels Truckee Rd. 10m east of water reservoir, growing along small trail that runs along the water reservoir. Comment
  OBI16215  Hemizonia congesta subsp. luzulifolia John Young 1967-4-10 17 San Luis Obispo Poly Cyn, W side hill slope Comment
  UC1392634  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-8-15 11546 San Luis Obispo valley w Mt. Bishop Comment
  CAS-BOT-BC309867  Hemizonia congesta subsp. luzulifolia John Thomas Howell 1933-7-2 11416 San Luis Obispo Summit of Cuesta Pass Comment
  RSA0009759  Hemizonia fasciculata Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo. Comment
  RSA117741  Hemizonia increscens S. Carlquist 1957-7-3 410 San Luis Obispo Along Hwy 101, Nipomo Mesa W of Nipomo. Comment
  CDA16061  Hemizonia pungens subsp. pungens G. F. Hrusa 2000-9-3 15695 San Luis Obispo Carrizo Plain; S end of Soda Lake-Simmler Rd at intersection w/ Soda Lake Rd. 0 Comment
  OBI8724  Hesperocnide tenella Robert F. Hoover 1967-4-5 10349 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 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
  OBI4325  Hesperocyparis sargentii William Lester 1969-1-18 116 San Luis Obispo Los Padres Forest, 5 mi in from hwy 101 457 Comment
  OBI56564  Hesperocyparis sargentii David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1974 San Luis Obispo Along "Chaparral Road" near the E end of the Botanical area, below TV antennas Comment
  CAS-BOT-BC422582  Hesperomecon linearis W. R. Ernst 1961-4-2 757 San Luis Obispo Along the Simmler-Creston road ca. 2 miles northwest of the junction to La Panza. 518 Comment
  CDA11654  Heteranthemis viscidihirta G. F. Hrusa, D. Ragan 1995-6-19 12355 San Luis Obispo Nipomo Dunes immediately above Duck Club pond. Comment
  CDA16363  Heterodraba unilateralis G. F. Hrusa 2000-4-13 15351 San Luis Obispo Carrizo Plain. Goat Springs pasture, W of KCL Ranch campground. 731 Comment
  OBI17658  Heteromeles arbutifolia Kamran Alavi 1977-8-12 34 San Luis Obispo Reservoir Cyn, San Luis Obispo Comment
  OBI28545  Heteromeles arbutifolia John Jackman and Julie Truesdale, Julie Truesdale 1980-1 46 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI74352  Heteromeles arbutifolia Theo Fitanides, Matthew Johnson 2010-5-22 188 San Luis Obispo Tierra Redonda Mtn BLM ACEC 475 Comment
  SD249279  Heteromeles arbutifolia Ethan Gallagher, Mallory Flatebo, John Thomas 2014-2-25 1 San Luis Obispo San Luis Obispo. Cal Poly campus. Poly Canyon Road. 10 yards past gate on left side. Comment
  RSA586581  Heterotheca grandiflora F. L. Johnson, E. A. Young 1993-5-23 ROB- 0528 San Luis Obispo 1 km SW of Ranch House on Nacimiento Road. Comment
  SBBG15043  Heterotheca sessiliflora subsp. echioides E. C. Twisselmann 1962-10-10 7912 San Luis Obispo St Hwy 173 at the Lewis Ranch; Carrisa Plains 630 Comment
  UC114804  Heuchera micrantha E. Palmer, M. D. June, 1876 124 San Luis Obispo San Luis Obispo; Coast Range Comment
  CAS-BOT-BC424396  Heuchera pilosissima B. Clouette & class 1950-5-10 s.n. San Luis Obispo Morro Rock, N slopes Comment
  CDA13962  Hieracium argutum G. F. Hrusa, D. Ragan 1997-8-1 14071 San Luis Obispo South Coast Ranges; Los Padres National Forest; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. 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
  RSA0027660  Hollisteria lanata Greg Wilvert 2005-5-28 445 San Luis Obispo 2.6km E of Wells Ranch. 699 Comment
  SEINET10479877  Hollisteria lanata Lewis S. Rose 1936-5-8 Rose 36257 San Luis Obispo Dry slopes. 2 miles E of La Panza. 1700 feet. 520 Comment
  OBI16068  Holocarpha heermannii Robert F. Hoover 1947-8-17 7383 San Luis Obispo Santa Rosa School near Cambria Comment
  CAS-BOT-BC325903  Holocarpha heermannii Elsie M. Zeile 9/9-' s.n. San Luis Obispo Near Byron Comment
  OBI16072  Holocarpha heermannii Robert F. Hoover 1969-9-13 11587 San Luis Obispo Santa Lucia Range; Upper Jack Crk, W of Paso Robles Comment
  SBBG40554  Holocarpha virgata R. F. Hoover 1969-9-9 11581 San Luis Obispo rd to Nacimiento Dam, 12 mi NW of Paso Robles Comment
  SEINET7042619  Hordeum A. G. Vestal 1963-4-21 s.n. San Luis Obispo Ca 7 miles south of San Luis Obispo. Arroyo Grande NE quadrangle UTM Zone 10, 717946mE, 3897620mN. Comment
  UCD85476  Hordeum brachyantherum Ernest C. Twisselmann 1969-11-28 16361 San Luis Obispo San Luis Obispo County: Twisselmann Lake. San Andreas Fault at the summit of Palo Prieta Canyon. 701 Comment
  OBI75263  Hordeum brachyantherum subsp. brachyantherum David J. Keil 2011-5-12 31002 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 300 Comment
  CAS-BOT-BC289526  Hordeum brachyantherum subsp. californicum Clare B. Hardham 1957-5-12 1920 San Luis Obispo Green's Lake, Santa Lucia Mountains Comment
  OBI63027  Hordeum brachyantherum subsp. californicum David J. Keil 1989-5-3 21205 San Luis Obispo San Luis Obispo hillsides between Los Osos Valley Rd and Prefumo Cyn Rd accessed from end of Diablo Dr at site of proposed Irish Hills Golf Course Comment
  CAS-BOT-BC289521  Hordeum brachyantherum subsp. californicum Ernest C. Twisselmann 1955-6-16 2170 San Luis Obispo Upper Buckhorn Canyon, La Panza Range 609 Comment
  UCSB25730  Hordeum intercedens Black, Nan 1968-4-20 San Luis Obispo Pico Creek, 3.8 miles south of San Simeon 3 Comment
  UCSB43897  Hordeum marinum Oberholtzer, M. 1980-4-20 San Luis Obispo One quarter mile west of the east entrance kiosk of the Hunter-Liggett Military Reservation on Nacimiento-Fergusson Rd. 304 Comment
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  CAS-BOT-BC285135  Hordeum marinum subsp. gussoneanum Ernest C. Twisselmann 1952-5-23 65 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame Comment
  OBI33853  Hordeum marinum subsp. gussoneanum Melissa Luckow 1982-6-24 884 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of rd Comment
  OBI28520  Hordeum murinum John Jackman and Julie Truesdale, Julie Truesdale 1980-1 9 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI3503  Hordeum murinum Lynch 1971-6-5 55 San Luis Obispo Cal Poly Campus, Poly Canyon, San Luis Obispo Comment
  OBI64823  Hordeum vulgare David J. Keil, with Michael Curto 2001-5-15 29466 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  OBI79627  Hordeum vulgare Anthony Baniaga 2010-3-31 83 San Luis Obispo Black Lake Canyon; Choin property 57 Comment
  CAS-BOT-BC536138  Horkelia californica R. F. Hoover 1952-7-13 8265 San Luis Obispo Mouth of Arroyo de la Cruz Comment
  POM148051  Horkelia cuneata Alice Eastwood 1927-7-29 14967 San Luis Obispo Morro Sands. Comment
  UC73030  Horkelia cuneata subsp. cuneata Miss M. Alice King 1895-5-1 San Luis Obispo arroyo grande Comment
  UCR124166  Horkelia cuneata subsp. cuneata June Latting 1976-6-6 s.n. San Luis Obispo Central coast, Nipomo Dunes 15 Comment
  UCR29867.2  Horkelia cuneata subsp. cuneata David J. Keil, R. Riggins, D. Walters, M. G. McLeod, et al. 1981-4-11 14444 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  CDA11385  Hornungia procumbens G. F. Hrusa 1995-4-15 12105 San Luis Obispo Carrizo Plain; Along margin of S end of Soda Lake. Comment
  OBI37381  Hydrocotyle ranunculoides Eric Wise 1981-6-29 804 San Luis Obispo Celery Lake of Dune Lakes Comment
  SBBG40770  Hydrocotyle ranunculoides L. W. Edge 1970-10-28 San Luis Obispo Oso Flaco Lake Comment
  UCR263696  Hydrocotyle ranunculoides Glenn M. Greenwald 2014-5-2 s.n. San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Colorado Pond', c. 80 m from south refuge boundary 17 Comment
  OBI31517  Hypochaeris glabra Joy Nishida 1982-6-24 473 San Luis Obispo American Cyn. 1.9 mi S of campground 482 Comment
  CAS-BOT-BC311385  Hypochaeris glabra R. F. Hoover 1950-5-22 7927 San Luis Obispo Summit of ridge above Cuesta Pass Comment
  OBI30730  Hypochaeris glabra Koomanoff et al 1981-5-16 10 San Luis Obispo Edna Tar Sands, near summit of Indian Knob Comment
  UCSB17140  Hypochaeris radicata Hardham, Clare 1957-11-7 San Luis Obispo Cambria, Santa Lucia Mountains Comment
  SBBG111585  Isocoma acradenia C. B. Hardham 1957-9-7 2599 San Luis Obispo Creston Comment
  CAS-BOT-BC311534  Isocoma acradenia var. acradenia R. F. Hoover 1946-9-14 6386 San Luis Obispo Creston Comment
  SBBG23987  Isocoma acradenia var. bracteosa E. C. Twisselmann 1953-9-18 772 San Luis Obispo Chris Twisselmann Ranch, W of San Andreas Fault 670 Comment
  CHSC28522  Isocoma menziesii var. vernonioides M. S. Taylor 1977-1-3 1295 San Luis Obispo Coastal bluff, ca. 20 ft from ocean cliff, Montana de Oro Park, ca. 12 mi n of San Luis Obispo. 0 Comment
  UC1118865  Isocoma menziesii var. vernonioides H. C. Lee 1936-3-14 501 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quadrangle Comment
  UC54024  Isocoma menziesii var. vernonioides Mrs. R. W. Summers 1885-12-25 394 San Luis Obispo Avila and Cave Landing Avila Comment
  SBBG12969  Isolepis carinata C. B. Hardham 1959-4-12 4227 San Luis Obispo Cambria Comment
  OBI35820  Isolepis cernua Allison Berry 1984-5-4 153 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI51937  Jaumea carnosa Larry Kelly, David J. Keil 1988-10-1 295 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SD75729  Jaumea carnosa D. W. Taylor 1970-6-22 T 70 116 San Luis Obispo South end of Morro Bay Comment
  OBI78841  Juglans hindsii David J. Keil 2013-9-4 32015 San Luis Obispo Morro Bay State Park. Morro Bay, Quintana ca. 40 m e of intersection with La Loma Street 38 Comment
  UCSB48331  Juncus C. Hardham 1958-5-2 3159 San Luis Obispo OAK FLAT W OF PASO ROBLES Comment
  OBI60479  Juncus acutus Larry Kelly, David J. Keil 1988-10-1 258 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI21104  Juncus bufonius var. bufonius Robert F. Hoover 1965-9-19 9609 San Luis Obispo Calf Cyn Comment
  UCR131355  Juncus bufonius var. bufonius George K. Helmkamp, E. A. Helmkamp 1999-5-22 4921 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI19845  Juncus bufonius var. congestus Walter F. Chesbro 1978-5-6 120 San Luis Obispo Soda lake 610 Comment
  SBBG119103  Juncus effusus M. Wetherwax, E. Painter 2002-5-22 CR 319 San Luis Obispo N side of Nacimiento River, at S end of Bivouac Rd; Camp Roberts 180 Comment
  SD129144  Juncus lescurii G. Helmkamp 1989-8-6 San Luis Obispo Baywood Park, at the south edge of Morro Bay, sand and silt. 3 Comment
  UC1953360  Juncus mexicanus David Keil 2010-6-1 30833 San Luis Obispo San Juan Creek Bridge at Highway 58. Eastern portion of La Panza Mountains. Comment
  UC1100943  Juncus mexicanus Malcolm A. Nobs and S. Galen Smith 1948-9-9 658 San Luis Obispo s of Pismo Beach Comment
  UC1146318  Juncus phaeocephalus R. F. Hoover 1964-6-11 9027 San Luis Obispo e end Los Osos Valley Comment
  OBI79825  Juncus phaeocephalus D. R. Miller 2013-8-22 813 .107 San Luis Obispo The Rocky Butte/Pine Mountain Region, from roadside ditch that has perennial water at Debbie Mix property (Dusty Rhoades). 616 Comment
  RSA586558  Juncus xiphioides F. L. Johnson, E. A. Young 1993-5-27 ROB 0661 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 1 km NE of Chorro Reservoir. Camp San Luis Obispo. Comment
  UC1134258  Juniperus californica P. L. Johannsen 1937-5-4 1108 San Luis Obispo 2.5 mi ene Big Springs; McKittrick Quad. 701 Comment
  UC1063314  Keckiella breviflora G. T. Nordstrom 1937-6-11 1332 San Luis Obispo 3.1 mi nnw Josephine School; Adelaida Quad. 457 Comment
  OBI47103  Koeleria macrantha LynneDee Oyler 1986-4-5 385 San Luis Obispo American Cyn Blue oak study site in cattle exclosure. Los Padres Natl Forest. S1/2, SW1/4 sec 28 R16E, T30S, MDBM Comment
  CAS-BOT-BC273721  Koeleria pyramidata Clare B. Hardham 1957-5-4 1897 San Luis Obispo Santa Lucia Mountains. Tierra Redondo Comment
  CAS-BOT-BC273726  Koeleria pyramidata R. F. Hoover 1964-5-11 8777 San Luis Obispo Road to Hi Mt. from Pozo - Arroyo Grande summit Comment
  CAS-BOT-BC341606  Lagophylla ramosissima R. F. Hoover 1965-9-19 9624 San Luis Obispo West edge of Carrizo Plain, west of Simmler Comment
  OBI15963  Lagophylla ramosissima Robert F. Hoover 1946-9-15 6406 San Luis Obispo Pozo Comment
  CAS-BOT-BC341601  Lagophylla ramosissima Clare B. Hardham 1956-9-17 1360 San Luis Obispo Santa Lucia Mountains. Atascadero Comment
  OBI81035  Lagophylla ramosissima Jason Dart, A. Weichert, G. Hind 2010-5-19 395 -H16 San Luis Obispo Hind River Ranch, east side of Salinas River, in large meadow adjacent to Crescent Lake, approximately 1.3 miles east of the intersection of Highway 58 and Pozo Road 320 Comment
  CAS-BOT-BC273868  Lamarckia aurea R. F. Hoover 1948-4-25 7490 San Luis Obispo Price Canyon Comment
  HSC39882  Lamarckia aurea J. P. Smith 1973-3-20 5891 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  UCR161911  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2005-3-1 8984 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
  SBBG49311  Lamium purpureum P. T. Hom 1974-5-23 36 San Luis Obispo intersection of Hwy 101 and Hwy 46 at Paso Robles 219 Comment
  OBI27160  Lampranthus D. Byars 1968-2-26 s.n. San Luis Obispo Near Morro Rock in Morro Bay Comment
  CHSC60603  Lasthenia californica L. P. Janeway; Steve Webster 1989-3-23 3178 San Luis Obispo Along Cholame Creek ca 1 1/2 mi southwest of Cholame. 350 Comment
  UC1363832  Lasthenia californica subsp. macrantha Robert Ornduff 1958-5-11 4980 San Luis Obispo 1.8 mi n Arroyo de la Cruz (flat table w of Highway 1, s of small ravine leading to beach, 5.6 mi s of Monterey County line) Comment
  CAS-BOT-BC329176  Lasthenia ferrisiae David D. Keck; J. Clausen 1935-4-10 3140 San Luis Obispo E side of Soda Lake, Carrizo Plains 609 Comment
  UC524054  Lasthenia ferrisiae Ira L. Wiggins 1932-3-20 5783 San Luis Obispo hillsides in immediate vicinity Cholame Comment
  UC1285404  Lasthenia fremontii R. F. Hoover 1947-3-30 6847 San Luis Obispo 1 mi s Simmler; Carrizo Plain Comment
  SEINET2442276  Lasthenia glabrata subsp. coulteri David Keil 2009-4-9 30576 San Luis Obispo Just south of junction of California Route 58 with US Route 101 along frontage road to Santa Margarita Booster Station. Comment
  SBBG46821  Lasthenia gracilis L. W. Edge 1973-4-11 282 San Luis Obispo W of Santa Margarita Lake Comment
  UC1118980  Lasthenia gracilis W. A. Peterson 1937-4-4 656 San Luis Obispo 1 1/2 mi nnw La Panza Ranch; La Panza Quadrangle Comment
  UC893760  Lasthenia gracilis Alice Eastwood and John Thomas Howell 1938-6-15 5971 San Luis Obispo between Cambria and San Simeon Comment
  UCR29414  Lasthenia gracilis David J. Keil 1981-6-20 14928 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  UCSB12157  Lasthenia gracilis 1962-3-18 San Luis Obispo 2.0 miles west of La Panza on main road to Santa Margarita 502 Comment
  UC1363806  Lasthenia leptalea Robert Ornduff 1958-5-11 4976 San Luis Obispo North Traffic Way 1.8 mi n Atascadero city center (hillside opposite old adobe remains near railroad tracks, between Asuncion Station and San Jacinto Ave) Comment
  SBBG48579  Lasthenia minor L. S. Matlovsky 1974-4-5 DM 1889 -29 San Luis Obispo S end of Soda Lake, Carrizo Plain Comment
  UC1363820  Lasthenia minor Robert Ornduff 1958-4-3 4861 San Luis Obispo 5 mi sw of junction of road to Soda Lake and Highway 178 Comment
  UCR115791  Lathyrus vestitus var. vestitus George K. Helmkamp, E. A. Helmkamp 2000-4-19 5371 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  OBI13232  Lathyrus vestitus var. vestitus Robert F. Hoover 1947-4-20 6996 San Luis Obispo Sycamore Crk, W slope of La Panza Range Comment
  SEINET10680731  Lavatera arborea John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2924 San Luis Obispo Cambria. Ca. 5 km north of Cambria off Rt. 1. At Santa Rosa Creek. 200 Comment
  RSA522501  Lavatera cretica David J. Keil 1982-3-6 15693 San Luis Obispo Atascadero Road near beach in Morro Bay. Comment
  OBI15851  Layia glandulosa Robert F. Hoover 1967-5-6 10541 San Luis Obispo Jack Lake Comment
  SBBG61218  Layia glandulosa M. M. Miles -Apr-1886 734 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC75945  Layia glandulosa Alice King 1895-5-1 San Luis Obispo Arroyo Grande Comment
  UCR121781  Layia glandulosa George K. Helmkamp 2002-4-20 7450 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
Read comments
Apr 15 2019
  CAS-BOT-BC321435  Layia glandulosa Ernest C. Twisselmann 1961-5-24 6230 San Luis Obispo Tehachapi Mountains. Tejon Ranch: Monroe Spring, Bear Trap Canyon 1645 Comment
  CAS-BOT-BC321648  Layia glandulosa Ernest C. Twisselmann 1969-4-14 15111 San Luis Obispo La Panza Range. Shell Creek. 419 Comment
  CAS-BOT-BC327210  Layia heterotricha Roxana S. Ferris 1935-3-29 9119 San Luis Obispo 16 miles S of Soda Lake on the Maricopa Road, Carriso Plain Comment
  SBBG109795  Layia heterotricha C. B. Hardham 1959-6-6 4393 San Luis Obispo ca. 2 mi E of Bee Rock Comment
  UC455506  Layia heterotricha I. J. Condit 1910-3-31 San Luis Obispo Carriso Plains Comment
  CDA17659  Layia hieracioides Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Callender Dunes; South edge of White Lake. Comment
  UCD135686  Layia hieracioides Bruce G. Baldwin 1987-3-31 648 San Luis Obispo San Luis Obispo County: Nipomo Mesa, 0.35 mile north of Los Berros Road junction along Pomeroy Road, ca. 0.15 mile south of driveway entrance at 1788 Pomeroy Road. Comment
  CAS-BOT-BC327490  Layia jonesii R. F. Hoover 1948-4-14 7442 San Luis Obispo 2 mi NW of Cuyucos Comment
  UCR39161  Layia jonesii Phil Ashley 1979-5-1 s.n. San Luis Obispo Poly Canyon above Brizzolari Creek 171 Comment
  CAS-BOT-BC327619  Layia munzii David D. Keck; J. Clausen 1935-4-10 3135 San Luis Obispo E side of Soda Lake, Carrizo Plains 597 Comment
  UC1544840  Layia munzii A. G. Vestal 1962-4-10 San Luis Obispo 7 mi nw Soda Lake (Carrizo Plain); , nw Soda Lake Comment
  SD56814  Layia paniculata Darley F. Howe 1963-5-19 3500 San Luis Obispo Hillside south of Morro Bay. Comment
  OBI32008  Layia platyglossa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14426 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI72757  Layia platyglossa Michael Walgren 2010-4-7 114 San Luis Obispo San Simeon State Park on W side of hwy 1 just S of the Piedras Blancas Motel, in a former campground area between Arroyo del Corral and Arroyo del Osos Comment
  UC547764  Layia platyglossa Roxana S. Ferris 1935-3-29 9113 San Luis Obispo slopes above s end of Soda Lake; Carrizo Plain Comment
  CAS-BOT-BC382144  Layia platyglossa Ernest C. Twisselmann 1955-5-27 2056 San Luis Obispo La Panza Range; Lower Cammatta Canyon 419 Comment
  CAS-BOT-BC382149  Layia platyglossa David D. Keck 1933-5-4 2172 San Luis Obispo 1 mile south of Adelaida, along Las Tablas Creek 365 Comment
  OBI35256  Layia platyglossa H. E. Jones 1981-5-18 21 San Luis Obispo Point Piedras Blancas, N of main rd behind foredune Comment
  RSA8447  Layia platyglossa I. L. Wiggins 1932-3-21 5813 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  OBI58930  Lemna David J. Keil 1998-6-8 27713 San Luis Obispo Bitterwater Rd., S of Cholame, 5 miles S of junction with Hwy 46 along Palo Prieto Creek. 591 Comment
  CAS-BOT-BC527261  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-6-22 810 San Luis Obispo Oceano, 3 miles south of Pismo Beach Comment
  SDSU11835  Lemna minima D. F. Howe 1962-7-22 3355 San Luis Obispo Oso Flaco Lake Comment
  OBI38510  Lemna minuta Eric Wise 1981-5-14 300 San Luis Obispo Sweet Springs marsh. NW of 4th and Ramona, Los Osos Comment
  SD25204  Lepechinia calycina Frank F. Gander 1939-5-15 7543 San Luis Obispo Near La Panza Public Camp; Los Padres National Forest. Comment
  OBI15024  Lepidium acutidens Robert F. Hoover 1947-3-30 6849 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  CAS-BOT-BC89211  Lepidium draba David D. Keck 1933-5-5 2202 San Luis Obispo 3 miles east of Morro. Comment
  OBI15127  Lepidium draba Aart C. De Vos 1963-4-30 99 San Luis Obispo Along Rd +/- 1 mi S of Morro Bay state park Comment
  JEPS8933  Lepidium jaredii L. Jared May 1893 San Luis Obispo hill above Carisa Plains Comment
  CDA16831  Lepidium jaredii subsp. jaredii G. F. Hrusa, L. Saslaw 2001-4-12 15768 San Luis Obispo Carrizo Plain; Panorama Rd. +- 1/2 mi. E of entrance to Washburn Administrative Site (Washburn ranch). Comment
  OBI55393  Lepidium nitidum David J. Keil, with Kathleen A. Keil 1997-3-8 26073 San Luis Obispo Ca. 1/4 mi. N of Highway 58 along Shell Creek Road. Comment
  OBI64916  Lepidium nitidum Greg Wilvert 2005-3-21 4 San Luis Obispo SE half of the Calien Range. 3/4 km S of Soda Lake Rd along Pipeline Rd 849 Comment
Read comments
May 9 2013
  CAS-BOT-BC12575  Lepidium nitidum Ernest C. Twisselmann 1961-3-27 6024 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake, eastern SLO county. 576 Comment
  OBI80324  Lepidium nitidum David J. Keil, with Lynne Dee Oyler 1990-3-16 21340 San Luis Obispo Arroyo Grande West side of Oak Park Rd. Comment
  UC455707  Lepidium nitidum I. J. Condit 1909-2-22 San Luis Obispo Oilport Comment
  UCD115783  Lepidium nitidum A. D. Gifford 1937-3-26 785 San Luis Obispo San Luis Obispo County: 0.5 mile east of Pozo. 457 Comment
  UCR161351  Lepidium pinnatifidum George K. Helmkamp, E. A. Helmkamp 2005-3-8 9068 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 Comment
  CAS-BOT-BC328030  Lepidospartum squamatum Chester Dudley 1926-8-21 s.n. San Luis Obispo Near mouth of Arroyo Grande Cr. Comment
  RSA0089863  Leptodactylon californicum subsp. brevitrichomum Dean Wm. Taylor 2003-5-5 18506 San Luis Obispo La Panza Range: 2 miles East of Navajo Campground along McGinnis Creek. 579 Comment
  CHSC53616  Leptosiphon liniflorus L. P. Janeway; Jean Witzman 1988-4-30 2651 San Luis Obispo Near 'headwaters' of eastern branches of Huerhuero Cr. 426 Comment
  OBI086571  Leptosiphon parviflorus David J. Keil 1998-4-20 26869 San Luis Obispo North of Nacimiento Lake. .3 miles south from Interlake Road on Bee Rock Road. Foothill woodland. Comment
  SEINET8483147 Image available Leptosyne bigelovii R. F. Hoover 1967-1 10455 San Luis Obispo Canyon just W of "Cottonwood Cyn bridge" lower Cuyama valley Comment
  SBBG16956  Leptosyne douglasii C. B. Hardham 1960-4-21 5518 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  NY180567  Lessingia germanorum var. tenuipes J. T. Howell 1927-8-17 3005 San Luis Obispo 4 miles south of Templeton Comment
Read comments
Apr 19 2018
  CAS-BOT-BC123034  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-17 3005 San Luis Obispo 4 miles S of Templeton 243 Comment
  RSA0027658  Lessingia glandulifera var. glandulifera Greg Wilvert 2005-5-28 442 -1 San Luis Obispo 0.5 km W Padrones Cyn. 869 Comment
  SBBG12532  Lessingia glandulifera var. pectinata E. R. Chandler 1962-7-20 899 San Luis Obispo adjacent to stabilized dunes, ca. 7 mi S of Arroyo Grande near St Hwy 1 30 Comment
  SBBG25491  Lessingia glandulifera var. pectinata L. E. Allen 1966-8-24 San Luis Obispo Oso Flaco Lake Comment
  OBI76705  Lessingia tenuis Jason Dart, LynneDee Althouse 2004-4-23 230 San Luis Obispo Rocky Cyn Rd. The last private parcel on S side of the road at the dead-end trailhead into Rocky Cyn from the Creston side 482 Comment
  CAS-BOT-BC272224  Leymus triticoides R. F. Hoover 1964-7-9 9119 San Luis Obispo Santa Margarita along railway Comment
  RSA755082  Leymus triticoides David J. Keil 1998-10-9 28185 San Luis Obispo Elkhorn Plain, Elkhorn Road at Kern County line. Comment
  SBBG108095  Lilaea scilloides C. B. Hardham 1959-4-12 4229 San Luis Obispo Cambria Comment
  RSA70440  Limnanthes douglasii subsp. douglasii Margaret Stason, F. Brubaker 1930-4-14 8940 San Luis Obispo East of Santa Margarita. Comment
  RSA43059  Limonium californicum Robert F. Hoover 1946-9-21 6431 San Luis Obispo East shore of Morro Bay, south of mouth of Chorro Creek. Comment
  UCR132010  Limonium sinuatum George K. Helmkamp 2003-10-8 8211 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  OBI11386  Linanthus californicus Hart C. De Vos 1963-4-23 74 San Luis Obispo Woodland area, along small creek, +/- 4 miles north of Santa Margarita Comment
  UCSB26539  Linanthus californicus Havlik, Neil 1968-6-13 San Luis Obispo About 0.5 mile east of La Panza Campground on the Pozo - La Panza Road Comment
  UC57514  Linanthus dichotomus J. H. Barber 1899-5-7 San Luis Obispo Paso Robles 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
  UC455669  Linanthus parviflorus unknown 946 San Luis Obispo s of Edna (near San Luis Obispo) Comment
  OBI73279  Linum bienne Michael Walgren 2010-9-30 193 San Luis Obispo San Simeon State Park, in an artificial drainage created by an ag berm, on the N edge of the wetlands at Arroyo de la Cruz Comment
  UCR161674  Linum bienne George K. Helmkamp, E. A. Helmkamp 2005-5-17 9473 San Luis Obispo Central Coast, Mile 60 of Calif. Highway 1, c. 2.0 mi WNW of San Simeon 15 Comment
  POM258733  Linum lewisii Roxana S. Ferris 1939-5-23 s.n. San Luis Obispo 4 miles east of Templeton in higher foothills 427 Comment
  CDA16234  Lithocarpus densiflorus G. F. Hrusa, R. Gross 1997-12-27 14147 San Luis Obispo Montana de Oro State Park. Hill above Coon Creek parking area. 99 Comment
  UC1127221  Lithophragma cymbalaria C. A. Graham 1938-4-6 283 San Luis Obispo 0.4 mi wsw Bee Rock (Plot 104); Bradley Quadrangle Comment
  UC73124  Lithophragma cymbalaria F. E. Roadhouse 1905-4 177 San Luis Obispo San Luis Obispo Comment
  UC54834  Lithophragma heterophyllum Rev. R. W. Summers 1890-3-16 San Luis Obispo Sulphur Mills Comment
  OBI32641  Logfia filaginoides David J. Keil 1982-5-2 15909 San Luis Obispo Ca 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  SFV17428  Logfia filaginoides P. M. Schiffman 1998-6-3 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Sandy wash at roadside along Elkhorn Road. Comment
  SBBG107248  Lomatium C. B. Hardham 1960-4-29 5586 San Luis Obispo Zurkermans, Peachy Cyn Comment
  SEINET8465348 Image available Lomatium californicum Robert J. Rodin 1962-5-10 6880 San Luis Obispo Central Coast; About 3 mi south of Hwy 101 on Cuesta Summit Rd. on road maintained by the Forest Service and Telephone Company Comment
  SD264733  Lomatium californicum Tracey Call, Viola Call 1961-5-1 2042 San Luis Obispo 3 or 4 miles west of Paseo Robles in oak cover. 334 Comment
  UC652647  Lomatium californicum Roxana S. Ferris 1939-6-18 9783 San Luis Obispo 5.5 mi. e. Adelaida (on Paso Robles Rd., n. bank of roadway); Santa Lucia Mts. Comment
  SBBG5206  Lomatium caruifolium M. A. Piehl 1963-4-21 63101 San Luis Obispo 1 mi E of Los Osos along Los Osos Valley Rd 9 Comment
  RSA128130  Lomatium caruifolium var. caruifolium Clare B. Hardham 1958-3-25 2970 San Luis Obispo San Simeon Comment
  UC875111  Lomatium caruifolium var. caruifolium Alice Eastwood and John Thomas Howell 1937-5-1 4179 San Luis Obispo near the Laguna San Luis Valley Comment
  SBBG24890  Lomatium dasycarpum subsp. dasycarpum R. N. Philbrick 1965-1-29 B 6563 San Luis Obispo San Bernardo Cyn Comment
  UC1872980  Lomatium macrocarpum David Keil with Rhonda Riggins 2003-4-23 30139 San Luis Obispo Caliente Range. Along main ridge NW of Caliente Peak. 1219 Comment
  CAS-BOT-BC218445  Lomatium parvifolium R. F. Hoover 1965-5-21 9378 San Luis Obispo Ridge NW of Cuesta Pass, Santa Lucia Range Comment
  CDA11346  Lomatium parvifolium G. F. Hrusa 1995-4-16 12069 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass Approx. 1 m. NW of US 101. Comment
  OBI8862  Lomatium parvifolium Robert F. Hoover 1968-4-20 11065 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  POM78290  Lomatium parvifolium Marcus E. Jones 1882-5-5 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC217751  Lomatium parvifolium Clare B. Hardham 1957-4-25 1725 San Luis Obispo Cypress Mountain, Santa Lucia Mountains Comment
  CAS-BOT-BC218450  Lomatium parvifolium Clare B. Hardham 1958-4-10 3269 San Luis Obispo Cypress Mountain, Santa Lucia Mountains Comment
  CDA13629  Lomatium utriculatum G. F. Hrusa, T. D. Wilfred 1997-3-24 13666 San Luis Obispo Carrizo Plain; 8-10 mi. N of Carrizo Plain on Bitterwater Rd. Comment
  OBI54168  Lomatium utriculatum David J. Keil, Kathleen Keil 1995-4-15 24853 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jnctn with Calif Rte 58. Comment
  OBI81262  Lomatium utriculatum Matt Beyers, J. Dart, D. Groh, J. Pohlman, G. Salas, and K. Weichert 2015-4-9 1091 San Luis Obispo Vicinity of Cholame: Cholame Valley. Southeast of the Highway 46 and Highwy 41 junction; east of Davis Road and a dry gully that +/- parallels the road 414 Comment
  UCR161322  Lomatium utriculatum George K. Helmkamp, E. A. Helmkamp 2005-3-8 9081 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 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
  OBI81537  Lomatium utriculatum Tracey Call, Viola Call 1963-4-1 2168 San Luis Obispo 2 miles south of Atascadero Comment
  CAS-BOT-BC240568  Lonicera hispidula Clare B. Hardham 1969-5-28 17201 San Luis Obispo Tony Williams Ranch, on San Simeon Creek, Red Mountain Comment
  CAS-BOT-BC240811  Lonicera interrupta W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near Cypress Springs, Cypress Mountain Comment
  CAS-BOT-BC240816  Lonicera interrupta R. F. Hoover 1966-7-13 9900 San Luis Obispo 5 1/2 mi. se. of Santa Margarita. Hill west of Salinas River opposite Pilitas Creek Comment
  UCR38980  Lotus heermannii var. eriophorus R. J. Rodin 1970-9-10 8431 San Luis Obispo Pacific Coast, Pismo Beach State Park 6 Comment
  UCR123182  Lotus micranthus George K. Helmkamp, E. A. Helmkamp 1998-5-20 3890 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  CDA11521  Lotus strigosus G. F. Hrusa 1995-5-28 12307 San Luis Obispo Black Butte Research Natural Area; Ridge immediately SW of Radio Facility 2 (Peak 1) (northernmost). Comment
  UC1129172  Lotus strigosus C. M. Belshaw 1936-3-19 1662 San Luis Obispo 1 mi e Porter Ranch; Nipomo Quad. 228 Comment
  UC1129234  Lotus wrangelianus P. L. Johannsen 1936-3-21 715 San Luis Obispo 1 mi ne jct of San Luis Obispo Creek and Reservoir Canyon; San Luis Obispo Quad. 228 Comment
  OBI80492  Lupinus albifrons Kristen Overton, Rachel Alexander 2015-3-3 3 San Luis Obispo Cal Poly campus, between Truckee Road and Cal Poly P. 170 Comment
  SBBG54870  Lupinus albifrons R. F. Hoover 1967-3-22 10271 San Luis Obispo hills at western edge of Carrizo Plain, W of Simmler Comment
  SEINET185886  Lupinus albifrons Alice Eastwood 1939-4-17 18916 San Luis Obispo Nipoma Mesa Comment
  OBI23309  Lupinus albifrons J. T. Arnold 1965-4-18 70 San Luis Obispo Gillis Cyn Comment
  SEINET11071666 Image available Lupinus albifrons Ira L. Wiggins 1932-3-20 5791 San Luis Obispo east end of Cholome Valley San Luis Obispo County Comment
  CAS-BOT-BC195743  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1937-4-29 4130 San Luis Obispo Carrizo Plain near Painted Rock Comment
  CAS-BOT-BC195759  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1938-6-15 5991 San Luis Obispo Carpojo Creek 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
  UCR159223  Lupinus albifrons var. albifrons George K. Helmkamp, E. A. Helmkamp 2005-4-22 9424 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
  CAS-BOT-BC195754  Lupinus albifrons var. albifrons P. A. Munz 1951-4-14 16333 San Luis Obispo Along San Juan Creek, on State Hwy 178 609 Comment
  SBBG17715  Lupinus albifrons var. collinus R. F. Hoover 1947-3-29 6773 San Luis Obispo Atascadero Comment
  CAS-BOT-BC196207  Lupinus albifrons var. douglasii W. R. Dudley 1902-4-5 s.n. San Luis Obispo South side of Pecho Hills Comment
  CAS-BOT-BC196430  Lupinus arboreus R. F. Hoover 1964-6-13 9095 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  JEPS85205  Lupinus arboreus Roy E. Buck 1987-4-12 561 San Luis Obispo near top of sw-trending sand ridge overlooking ocean on nw side Hazard Canyon (nw of entrance Montana de Oro State Park); Montana de Oro State Park, nw side Hazard Canyon 73 Comment
  OBI5559  Lupinus arboreus Sharon Jochums 1974-4-10 123 San Luis Obispo W of hwy 1 on marine terrace of Point San Simeon Comment
  CDA27378  Lupinus arboreus G. D. Barbe 1974-5-16 1787 San Luis Obispo West of US 101, Frontage Road north side of Nipomo. 0 Comment
  OBI35661  Lupinus arboreus S. M. Inman 1983-7-21 96 San Luis Obispo Pecho Study Site, los Osos; 1/2 mi S on Pecho Valley rd past the jctn of Pecho rd. Rt on dirt road after 'deer' sign Comment
  POM186450  Lupinus arboreus var. arboreus Thos. Craig 1933-7-3 s.n. San Luis Obispo 1 to 3 miles S of Pismo Beach. 9 Comment
  SBBG17718  Lupinus benthamii R. F. Hoover 1950-6-2 7972 San Luis Obispo Agua Escondida Camp Comment
  OBI72239  Lupinus bicolor Anthony Baniaga 2010-4-4 101 San Luis Obispo Tierra Redonda BLM ACEC. Oak Shores Rd, 2m W of eroding drainage 322 Comment
  OBI75058  Lupinus bicolor David J. Keil 1988-3-19 20401 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
  RSA0036480  Lupinus bicolor Daisie Huang 2006-4-13 06041333 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SEINET7063193 Image available Lupinus bicolor A. G. Vestal 1963-5-15 s.n. San Luis Obispo About 1.2 miles northwest of Estrella on the Estrella Road. UTM Zone 10, 714706mE, 3955243mN. (WGS84/NAD83). 233 Comment
  UC1129375  Lupinus bicolor W. A. Peterson 1937-4-2 657 San Luis Obispo 1.5 mi nnw La Panza Ranch; La Panza Quad. 518 Comment
  UCR161919  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2005-3-1 9001 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
  UCR1425  Lupinus bicolor subsp. pipersmithii Frank C. Vasek 1960-4-10 600410- 29 San Luis Obispo Coast Range, La Panza Public Campground on the Pozo Road, between Pozo and La Panza 671 Comment
  OBI52725  Lupinus cervinus D. R. Miller 1991-5-31 915 -T San Luis Obispo E slope of Pine Mt 914 Comment
  OBI79568  Lupinus cervinus David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31390 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  CAS-BOT-BC215058  Lupinus chamissonis L. R. Abrams 1917-6-10 6514 San Luis Obispo Near Pismo Beach Comment
  OBI51963  Lupinus chamissonis Larry Kelly, David J. Keil 1988-10-1 294 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  POM264971  Lupinus formosus var. formosus I. L. Wiggins 1929-5-24 3753 San Luis Obispo 1.5 miles east of Templeton Comment
  SEINET10903864  Lupinus horizontalis Robert F. Hoover 1966-3-30 Hoover 9770 San Luis Obispo Panorama hills near w base of crocker grade. Comment
  CAS-BOT-BC207218  Lupinus ludovicianus R. F. Hoover 1969-5-3 11301 San Luis Obispo Upper Arroyo Grande Comment
  UC1392782  Lupinus ludovicianus R. F. Hoover 1969-5-3 11301 San Luis Obispo upper Arroyo Grande Comment
  OBI30774  Lupinus ludovicianus Rhonda Riggins 1982-4-6 1331 San Luis Obispo T31S, R15E, sec 21, Hi Mtn Rd 4.1 mi E Arroyo Grande Ranger Station Comment
  SEINET10488756  Lupinus ludovicianus Rhonda Riggins 1982-4-6 Riggins 1331 San Luis Obispo S-facing slope, hi mountain rd, 4.1 mi e of arroyo grande ranger station. Population of about 75 individuals on rd bank. Santa margarita formation. Comment
  OBI79683  Lupinus microcarpus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31683 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
  SEINET239674  Lupinus microcarpus Rhonda Riggins 1978-5-9 1151 San Luis Obispo Hi Mountian Rd. 8.8 miles NE Lopez Lake Rd Comment
  JEPS107994  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1160 San Luis Obispo USFS road paralleling Salinas River 0.6 mi NW locked gate, ca. 1.5 mi E Pozo Road, 3.3 mi W American Canyon Road. Comment
  JEPS107995  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-6 1146 San Luis Obispo El Camino Real 0.3 mi E US 101 at Santa Margarita exit Comment
  JEPS108002  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1161 San Luis Obispo USFS road 1.4 mi SE of American Canyon Camp Road, 3 mi NW Avenales Guard Station. Comment
  OBI48300  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1176 San Luis Obispo Roadside bank Nacimiento Rd 1.4 mi E Chimney Rock Rd Comment
  OBI56903  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-7 1147 San Luis Obispo Roadside Pozo Rd 0.3 mi E Hwy 58 E of Santa Margarita Comment
  SEINET239808  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1175 San Luis Obispo W side of Adelaiida-Nacimiento Rd. at Almost Spring Ranch. Comment
  SD71161  Lupinus microcarpus var. glareosus R. F. Hoover 1952-4-8 8089 San Luis Obispo West base of Temblor Range near McKittrick Road, on steep shale slopes Comment
  CDA27477  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-27 1137 San Luis Obispo Cooper (Old Sheep Camp) Canyon, County Road 285, 0.9 mile southeast of Highway 58. West slopes of Temblor Range. 0 Comment
  CDA27482  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1138 San Luis Obispo Head of Crocker Canyon, Hurricane Road, 0.9 mile northeast of junction with County Road 285. West side of Temblor Range. 0 Comment
  OBI12857  Lupinus microcarpus var. microcarpus Robert F. Hoover 1952-4-19 8124 San Luis Obispo N side of lower Cuyama Valley Comment
  OBI72816  Lupinus microcarpus var. microcarpus Michael Walgren 2008-6-21 138 San Luis Obispo Near Los Osos. Roadside on Turri rd approx. 1.5 mi inland from So bay Blvd Comment
  OBI48448  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-5 1158 San Luis Obispo Triangle formed by Elkhorn Trl Rd (Co. 285) and ranch rd to water tank, 2.3 mi N Coachoro Camp rd Comment
  OBI48454  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1162 San Luis Obispo USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  UCSB15374  Lupinus microcarpus var. microcarpus Breedlove, Dennis 1962-3-29 San Luis Obispo Roadcut 8.5 miles east of Santa Margarita; La Panza Range on main road to Carrizo Plain 396 Comment
  SBBG110255  Lupinus nanus C. B. Hardham 1962-4-16 8991 San Luis Obispo Pozo, Hi Mtn Comment
  UC454947  Lupinus nanus I. J. Condit 1910-5-14 San Luis Obispo Osos Valley 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
  OBI17960  Lupinus nanus Neil Havlik 1967-5-21 59 San Luis Obispo 1 mi W of Santa Margarita, on old US 101 Comment
  OBI78134  Lupinus nanus D. R. Miller 2009-4-30 409 .874 San Luis Obispo Pine Mt./ Rocky Butte Region. Along Cyn trl near 'Indian Cave' Pico crk drainage 762 Comment
  SEINET10490832  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2286 San Luis Obispo 8 mi s of santa margarita. Comment
  SEINET10490841  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2297 San Luis Obispo Atascadero. 316 Comment
  CLARK-A1045-1372  Lupinus polycarpus George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay; Morro Bay S 7.5'Q Comment
  OBI28405  Lupinus sparsiflorus Rhonda Riggins 1979-5-5 1159 San Luis Obispo La Panza Range. Along USFS rd to American Cyn E of Pozo, 0.4 mi NW American Cyn Gate Comment
  RSA28722  Lupinus subvexus var. subvexus R. S. Woglum 1938-4-22 1581 San Luis Obispo Between Creston and La Ponza. Comment
  RSA303913  Lupinus subvexus var. subvexus James R. Shevock 1971-3-14 783 San Luis Obispo Palos Pietos Canyon 579 Comment
  OBI27203  Lupinus succulentus Thomas Burrows 1981-4-9 136 San Luis Obispo Reservoir Cyn 160 Comment
  SBBG32887  Lupinus succulentus L. E. Allen 1967-4-13 San Luis Obispo N of Paso Robles near jct of Hwys 41 and 466 [46 and US 101} Comment
  OBI72188  Lupinus succulentus E. L. Painter & M. Wetherwax, David J. Keil, K. Downing, J. Olson 2000-5-16 CR- 76 San Luis Obispo Camp Roberts. Along rd above Twin Bridges, parallel to Nacimiento River on N side. UTMs NAD27 zone 10S, 694248E, 3960467N Comment
  UCD109652  Lupinus truncatus G. F. Hrusa 1995-5-28 12215 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area; at top of Ridge 2, E of Peak 2. 600 Comment
  UC1081563  Lupinus truncatus Herbert L. Mason 1936-3-7 10994 San Luis Obispo 2 mi w of Nipomo; Nipomo Mesa Comment
  OBI79605  Luzula subsessilis David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31367 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  OBI30899  Lysimachia arvensis Julie M. Vanderwier 1978-5-28 59 San Luis Obispo Indian Knob Tar Sands Comment
  OBI37685  Lysimachia arvensis Eric Wise 1983-8-30 1759 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo co. Planning Board Et al Comment
  OBI38332  Lysimachia arvensis David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18629 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
  OBI8433  Lysimachia arvensis Lynne D. Althouse 1977-4-12 37 San Luis Obispo Wolfe's Horse ranch near San Luis High School 123 Comment
  OBI58350  Lythrum californicum David J. Keil 1998-7-2 27909 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-BC343890  Madia elegans R. F. Hoover 1946-9-15 6397 San Luis Obispo Rinconada district, betw. Santa Margarita and Pozo Comment
  OBI56670  Madia elegans David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27395 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
  UC1285337  Madia elegans R. F. Hoover 1949-5-17 7706 San Luis Obispo at County Park Upper Arroyo Grande Comment
  OBI64795  Madia radiata George Butterworth 2005-3-10 559 San Luis Obispo Carrizo Plain Ecological reserve. 30' E of Sprague Hill Rd (San Diego Cr. Rd) 3.6 mi S of Soda Lake Rd 712 Comment
  SBBG110222  Malacothamnus jonesii C. B. Hardham 1961-5-10 6988 San Luis Obispo North Traffic Way, Atascadero Comment
  SBBG114993  Malacothamnus jonesii D. Wilken with E. Painter, T. Slotta 2002-5-28 15906 San Luis Obispo first ridge E of Lopez Lake, N of Arroyo Grande Crk, ca. 1 linear km WNW of mouth of Potrero Crk. 280 Comment
  JEPS27047  Malacothamnus jonesii Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7426 San Luis Obispo Along grade s Bee Rock (on road from Nacimiento Dam to Bee Rock, about 2.5 mi due e of Tierra Redonda Mtn.) 335 Comment
  OBI12351  Malacothamnus jonesii John Thomas Howell 1948-6-15 24379 San Luis Obispo Gilho Cyn SE of Shandon 457 Comment
  RSA201702  Malacothamnus jonesii Robert F. Hoover 1959-5-9 8500 San Luis Obispo 4 miles west of paso Robles on Adelaida Road. Comment
  SD40008  Malacothrix californica Edith A. Purer 1933-7-20 5104 San Luis Obispo 5.0 miles north of Guadalupe Comment
  UCR121777  Malacothrix californica George K. Helmkamp 2002-4-20 7451 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  CAS-BOT-BC345351  Malacothrix californica Edith A. Purer 1933-7-20 5104 San Luis Obispo Five miles north of Guadalupe Comment
  RSA160893  Malacothrix californica P. C. Everett, N. F. Lolonis 1962-5-4 24487 San Luis Obispo 7.3 miles from Creston on road to La Panza 366 Comment
  OBI55278  Malacothrix clevelandii David J. Keil, with Kathleen A. Keil 1998-5-26 27461 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  UCR159302  Malacothrix coulteri George K. Helmkamp, E. A. Helmkamp 2005-4-22 9423 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
  CAS-BOT-BC347334  Malacothrix coulteri Ernest C. Twisselmann 1954-5-1 1139 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Gypsum Hills, 7 miles east of Simmler 762 Comment
  UCD83178  Malacothrix floccifera CNPS SSN-SJV Foothill Team 2008-5-8 227 San Luis Obispo San Luis Obispo County; Carrizo Plains, 200 meters south of Selby Campground. 784 Comment
  CAS-BOT-BC347544  Malacothrix floccifera R. F. Hoover 1950-5-6 7883 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  CAS-BOT-BC347549  Malacothrix floccifera Clare B. Hardham 1956-6-20 964 San Luis Obispo Santa Lucia Mountains. Tassajera [Tassajara] Canyon Comment
  OBI15671  Malacothrix floccifera Robert F. Hoover 1950-5-6 7883 San Luis Obispo Upper Navajo Crk, la Panza Range Comment
  UC1069925  Malacothrix glabrata N. H. French 1937-4-3 909 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez 822 Comment
  OBI80961  Malacothrix incana Holly Hillegrass, Sydney Clark, Liv Hamilton, Cassi Bellion and Colin Quinn-Briggs 2015-4-26 2 San Luis Obispo Oceano Dunes 7 Comment
  UC1321266  Malacothrix incana R. F. Hoover 1966-9-21 10079 San Luis Obispo Oso Flaco Lake Comment
  OBI56422  Malacothrix phaeocarpa David J. Keil, Rhonda Riggins 1987-5-11 20151 San Luis Obispo Cuesta Ridge East, ca. 2.9 mi from jctn with US 101 along Cuesta Ridge rd 640 Comment
  RSA518086  Malacothrix phaeocarpa Steven A. Junak 1990-4-26 4207 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca 0.4 mi S of Tassajera Creek Road at S end of dirt road on Ames property, which is ca 1.8 mi W of intersection with hwy 101. 518 Comment
  POM37233  Malacothrix saxatilis var. commutata Marcus E. Jones 1902-6-26 s.n. San Luis Obispo Paso Robles. Comment
  SBBG132538  Malosma laurina D. Keil, V. L. Holland 2009-6-16 30617 San Luis Obispo between San Luis Obispo and Arroyo Grande, area SE of intersection of California Hwy 227 (Carpenter Cyn Rd) and Noyes Rd in vicinity of high tension line corridor 170 Comment
  OBI79085  Malva assurgentiflora David J. Keil 2011-11-5 31141 San Luis Obispo Oceano. Norswing Drive near intersection with Coolidge Drive 6 Comment
  SEINET4208650  Malva nicaeensis Richard R. Halse 2012-3-26 8430 San Luis Obispo Along State Hwy. 1, ca. 2.7 miles north of San Simeon, just south of the turnoff to the Hearst Castle; ca. 6 miles north of Cambria.; 0 Comment
  OBI25128  Malva nicaeensis Frank Aulgur 1979-3-27 2 San Luis Obispo 100 ft W of San Luis Crk bridge on Ontario Rd 91 Comment
  SBBG69438  Marah fabacea R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  OBI7350  Marah fabacea Mark Fresh 1976-2-25 11 San Luis Obispo 3.8 mi into See Cyn, growing on a N facing steep slope Comment
  CDA5696  Marrubium vulgare P. Tomsovic 1997-5-1 58 San Luis Obispo San Luis Peak, west of Highway 101 between Broad Street and Marsh. 0 Comment
  OBI19097  Marrubium vulgare Robert C. Brown 1964-11-16 9 San Luis Obispo S exposure on the W side of Poly Cyn 91 Comment
  SEINET6190215  Marsilea vestita David J. Keil 1983-10-23 18024 San Luis Obispo just south of Creston and west of O'Donovan Rd. Comment
  UC1953205  Marsilea vestita subsp. vestita David Keil 2000-5-24 28737 San Luis Obispo Santa Margarita Ranch. Ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road. 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
  UC455118  Maurandya erubescens I. J. Condit 1908-10-23 San Luis Obispo San Luis Obispo, Cal. Mrs Latimer's yard. Comment
  SBBG118238  Medicago polymorpha J. Olson 2000-8-11 San Luis Obispo ca. 100 m below culverts of Chorro Crk Rd crossing where crk enters reservoir; Camp San Luis Obispo Comment
  SBBG19745  Medicago polymorpha E. C. Twisselmann 1963-5-24 8285 San Luis Obispo Dorothy Twisselmann Ranch grounds 670 Comment
  UCD107875  Medicago polymorpha Ernest C. Twisselmann 1962-10-21 7937 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  UCR161942  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2005-3-1 8993 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
  UC1132241  Melica californica T. M. Hendrix 1937-5-15 180 San Luis Obispo 6.75 mi ese Pozo; Los Padres National Forest, Pozo Quad. 533 Comment
  SBBG109714  Melica geyeri C. B. Hardham 1958-4-9 3070 San Luis Obispo 7 mi W of US Hwy 101; edges of Cuesta Cypress Grove, N of San Luis Obispo Comment
  SBBG93806  Melica imperfecta S. A. Junak 1990-5-1 4272 San Luis Obispo Cuesta Ridge Botanical Area: powerline access rd which intersects Tassajera Crk Rd, ca. 2.4 mi W of US Hwy 101, ca. 1,1 mi S of Tassejero Crk Rd 536 Comment
  RSA129305  Melica imperfecta H. S. Yates 1937-4-3 6526 San Luis Obispo Half mile above Aliso Canyon. 305 Comment
  RSA801740  Melica imperfecta D. M. McF 1953-6-3 s.n. San Luis Obispo Dick Westerman Ranch. Arroyo Grande. Comment
  UCSB16246  Melica torreyana Hardham, Clare 1958-5-13 San Luis Obispo Santa Lucia Mountains; Cerro Alto Comment
  OBI69698  Melica torreyana David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1945 San Luis Obispo Cuesta Ridge Botanical Area. 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical area, along rd Comment
  OBI80947  Melilotus albus Jordan Wylie, Dani LeVine, Holly Haraguchi, Kaila Michitsch, Christine Tsoi, Alvin Iam 2015-4-24 9 San Luis Obispo Pennington Creek Bio Reserve, 70 feet off trail on the left side Comment
  UCSC000403  Melilotus albus Unknown 1968-5-5 s.n. San Luis Obispo Low cultivated fields. Comment
  OBI13663  Mentha canadensis R. L. Hoover 1967-11-23 1 San Luis Obispo W bank of laguna, San Luis Obispo Comment
  OBI2697  Mentha spicata Robert F. Hoover 1966-9-16 10023 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI12464  Mentzelia dispersa Robert F. Hoover 1952-6-10 8246 San Luis Obispo Black Mt, La Panza Range; near summit Comment
  PGM6252  Mentzelia gracilenta Beatrice F Howitt 1958-4-8 San Luis Obispo Carissa Plains, Along road from Carrizo Plains Comment
  OBI79273  Mentzelia micrantha David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31332 San Luis Obispo Western end of San Luis Range. Field Ranch, Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant, and south of Montana de Oro State Park 165 Comment
  OBI65280  Mentzelia micrantha D. R. Miller 2004-5-13 505 .774 San Luis Obispo Pine Mt Region, below 2nd gate. J. Rhoades prop 914 Comment
  UCR1388  Mentzelia pectinata Frank C. Vasek 1960-5-6 600506- 21 San Luis Obispo Inner South Coast Range, [Camatta Creek] Road, 1.5 mi north of junction with La Panza (Paso Robles) to Simmler Road 442 Comment
  OBI12476  Mentzelia veatchiana Robert F. Hoover 1950-4-2 7790 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  RSA696446  Mesembryanthemum aequilaterale Keith E. Hoffmaster 1935-7-3 678 San Luis Obispo Oceano. Comment
  SBBG43656  Mesembryanthemum nodiflorum L. W. Edge 1971-10-7 San Luis Obispo Morro Bay State Park 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
  CAS-BOT-BC348583  Micropus californicus var. californicus Ernest C. Twisselmann 1954-4-29 1121 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 640 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
  SBBG87066  Microseris douglasii subsp. douglasii K. L. Chambers 1956-4-27 1023 San Luis Obispo St Hwy 166, ca. 5 mi W of Cottonwood Crk bridge over Cuyama River Comment
  CAS-BOT-BC349188  Microseris elegans K. L. Chambers 1952-4-13 370 San Luis Obispo Crossroads of Hwy. 41 and Estrella Airport road, 2.1 mi. e. of Paso Robles Comment
  RSA0036674  Microsteris gracilis LeRoy Gross, Evan Meyer 2014-4-15 6240 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. [From] Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  CAS-BOT-BC9647  Mimulus androsaceus Robert Francis Hoover 1952-5-11 8186 San Luis Obispo Navajo Creek district, east side of LaPanza Range Comment
  HSC91478  Mimulus aurantiacus Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro Comment
  LA105464  Mimulus aurantiacus Barry A. Prigge; 1989-3-19 8603 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2.6--2.8 mi upstream from State Hwy 1, ca 4.5 mi E of Morro Bay 100 Comment
  OBI42133  Mimulus aurantiacus var. aurantiacus David J. Keil, LynneDee Oyler and Rick Oyler 1986-5-17 19478 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  OBI5481  Mimulus aurantiacus var. aurantiacus Sharon Jochums 1974-4-3 77 San Luis Obispo W of hwy 1 just N of San Simeon Point Comment
  OBI9431  Mimulus aurantiacus var. aurantiacus Nancy Burn 1969-6-29 1 San Luis Obispo 20 yds from the NW entrance to Poly Cyn on campus property at Calif State Polytechnic College, San Luis Obispo Comment
  OBI9503  Mimulus aurantiacus var. aurantiacus Mrs. R. F. Hoover 1962-1-13 10 San Luis Obispo Arroyo Grande Comment
  RSA448068  Mimulus aurantiacus var. aurantiacus F. H. Elmore 1933-8-4 353 San Luis Obispo Avila; Port San Luis Comment
  RSA550803  Mimulus aurantiacus var. aurantiacus David M. Thompson 1992-5-26 1089 San Luis Obispo 0.2 mi W of entrance to Morro Bay State Park along Soutn Bay Drive 61 Comment
  RSA585606  Mimulus aurantiacus var. aurantiacus D. A. Young, F. L. Johnson 1992-6-18 s.n. San Luis Obispo 1 km N of Chorro Res. Comment
  JEPS14935  Mimulus aurantiacus var. grandiflorus H. C. Lee 1937-5-8 891 San Luis Obispo 3 1/2 mi sw Templeton; Paso Robles Quadrangle (130D) Comment
  UCD122676  Mimulus guttatus Robert 'Roy' J. van de Hoek 1995-5-1 264 San Luis Obispo San Luis Obispo County: Carrizo Plain, just north of Saucito Rocks and about 2 miles south of the Saucito Ranch House. 790 Comment
  OBI66667  Minuartia californica D. R. Miller, Kent Richards 1998-5-15 598 -690 San Luis Obispo Pine Mt Region. along trl on upper Almaden Flats area, Pico Crk drainage 853 Comment
  UC573275  Minuartia cismontana T. M. Hendrix 1937-4-26 98 San Luis Obispo 3.2 mi nne Highland School; Pozo Quadrangle 457 Comment
  CAS-BOT-BC388806  Minuartia douglasii Alice Eastwood No date on label 14355 San Luis Obispo Unspecified Comment
  CAS-BOT-BC388818  Minuartia douglasii R. F. Hoover 1964-5-11 8786 San Luis Obispo Road to Hi Mt. from Pozo-Arroyo Grande summit Comment
  UC1285070  Minuartia douglasii R. F. Hoover 1947-4-20 6991 San Luis Obispo n Pozo; Yaro Creek district Comment
  UC570342  Mirabilis laevis var. crassifolia H. C. Lee 1936-3-10 466 San Luis Obispo two miles NW of Camp Hill 228 Comment
  UC1577814  Monardella John F. Sorenson Feb 1986 San Luis Obispo 1/2 mi w Union Oil Coking Plant; Nipomo Mesa Comment
  OBI61023  Monardella breweri subsp. breweri George Butterworth 1998-6-15 279 San Luis Obispo Carrizo Plain Natural Area. 1/2 mi NW of Sprague Hill Rd, 1.7 mi SW of Soda Lake Rd T31S, R19E, S4, SWQ 610 Comment
  CAS-BOT-BC219865  Monardella breweri subsp. breweri L. R. Abrams 1913-7-20 5048 San Luis Obispo Near Templeton Comment
  RSA42973  Monardella palmeri Robert F. Hoover 1946-6-15 6146 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  SEINET10582120  Monardella palmeri A. Graff 1993-7-9 Graff 163 San Luis Obispo Los Padres National Forest, Cuesta Ridge. Hillside below TV towers, before the entrance to the Cuesta Ridge Botanical Area. T29S,R12E,S35. Locally infrequent, patchy, on serpentine; hugs shrubs. With Cupressus sp., Quercus sp., Arctostaphylos sp., grasses. Past bloom. Comment
  OBI27997  Monardella sinuata subsp. sinuata Barrett Anderson 1971-5-24 173 San Luis Obispo Montano de Oro State Park. Between Spooner's Cove and Hazard Cyn Comment
  POM19718  Monardella undulata R. W. Summers 1882-2-3 s.n. San Luis Obispo Seashore hills. Comment
  SDSU7344  Monardella undulata D. F. Howe 1963-6-30 3568 San Luis Obispo Hillside south of Morro Bay, San Luis. Comment
  SEINET13948652 Image available Monardella undulata Lewis S. Rose 1950-1 50126 San Luis Obispo Oso Flaco Lake region, coastal dunes Comment
  CAS-BOT-BC220285  Monardella undulata subsp. crispa R. F. Hoover 1947-8-8 7354 San Luis Obispo Oceano Comment
  CHSC67954  Monardella undulata subsp. crispa Alison Graff 1993-7-8 43 San Luis Obispo Big Coreopsis Hill on S-facing slope, The Nature Conservancy parcel. Comment
  OBI13637  Monardella undulata subsp. crispa Robert F. Hoover 1964-8-14 9253 San Luis Obispo Jack Lake 300 Comment
  SD72258  Monardella undulata subsp. crispa Austin Griffiths Jr. 1967-8-13 5381 San Luis Obispo Nipomo Dunes. 29 Comment
  CDA17718  Monardella undulata subsp. undulata Austin Griffiths, Gaylord Jones, Kathleen Jones, Kathryn Bay 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit; E of Shark Inlet southerly tip, Morro Bay 0 Comment
  UC771772  Monardella undulata subsp. undulata R. F. Hoover 1946-9-17 6421 San Luis Obispo Oceano Comment
  OBI78258  Monardella villosa subsp. obispoensis Joy Nishida 1982-5-29 396 San Luis Obispo American Cyn campground. Along a cattle trl acrossstream from campground. Trl follows stream on SE facing slope 536 Comment
  JEPS2652 Image available Monardella villosa subsp. obispoensis I. J. Condit 1908-6-20 San Luis Obispo Cuesta Pass Santa Lucia Mountains (near summit); Cuesta Pass, Santa Lucia Mts., San Luis Obispo Co. Comment
  SEINET10582388  Monardella villosa subsp. obispoensis A. Graff 1993-7-9 Graff 161 San Luis Obispo Los Padres National Forest, Cuesta Ridge. Going west along the ridge, leave the Cuesta Ridge Botanical Area and continue down to a dip between 2 hills. There is a metal gate on a road on the left, as well as another road to the right. Stop at the turnout on left by the 2 roads. Type locality is just west up the road, on the left side. T29S,R12E,S20. Locally infrequent, with Quercus sp., Arctostaphylos sp., Adenostema fascicularis, Salvia mellifera, Eriophyllum confertiflorum, Lotus sp., Avena sp., Leptodactylon sp. Not yet in bloom. Comment
  SBBG111555  Monardella villosa var. obispoensis C. B. Hardham 1963-7-3 10911 San Luis Obispo Waterdog Crk 609 Comment
  SBBG111554  Monardella villosa var. obispoensis C. B. Hardham 1967-3-1 14347 San Luis Obispo Shell Crk-Big Rock area Comment
  RSA522509  Monolopia gracilens David J. Keil, Malcolm McLeod, California Native Plant Society Rare Plant Committee 1983-5-1 16973 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos. Comment
  CAS-BOT-BC349545  Monolopia lanceolata R. F. Hoover 1966-3-30 9748 San Luis Obispo West edge of Carrizo Plain west of Simmler Comment
  OBI30156  Monolopia lanceolata Robert J. Rodin 1962-4-1 6832 San Luis Obispo about 4 mi E of Cholame Comment
  UC1285417  Monolopia lanceolata R. F. Hoover 1950-4-2 7783 San Luis Obispo just above La Panza-Creston Road (w branch of Fernandez Creek); Fernandez Creek Comment
  UCR101028  Monolopia lanceolata George K. Helmkamp, E. A. Helmkamp 1998-4-8 3233 San Luis Obispo Soda Lake Rd, 6.6 mi. NW of jct with Calif. hwy 33 (roughly west of Maricopa). 671 Comment
  JEPS7798  Monolopia lanceolata G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3458 San Luis Obispo southernmost end of plain just before descent into Cuyama Valley (about 4 mi from Kern County line); Carrizo Plain 868 Comment
  RSA201736  Monolopia lanceolata Robert F. Hoover 1950-4-2 7783 San Luis Obispo W branch of Fernandez Creek just above La Panza-Creston Rd. Comment
  RSA92632  Monolopia lanceolata Margaret Stason, F. Brubaker 1930-4-14 8944 San Luis Obispo Temblor Range along road from Santa Margarita to McKittrick. Comment
  UC1315048  Monolopia stricta R. F. Hoover 1967-3-28 10307 San Luis Obispo canyon near n end Elkhorn Plain; Temblor Range Comment
  CAS-BOT-BC349684  Monolopia stricta Eben McMillan 1958-4-18 43 -3 San Luis Obispo Low Ridges south of Soda Lake 640 Comment
  CAS-BOT-BC349689  Monolopia stricta R. F. Hoover 1966-3-30 9779 San Luis Obispo First large canyon north of Crocker Grade, west side of Temblor Range Comment
  JEPS34946  Monolopia stricta W. L. Jepson 1932-4-3 16202 San Luis Obispo between Choice Valley and Carrizo Plain; Yequas Hills 502 Comment
  OBI12290  Morella californica R. A. Hays 1957-11-27 s.n. San Luis Obispo Los Osos Valley, SLO Comment
  JEPS109930  Mucronea californica Dean W. Taylor 2003-6-28 18629 San Luis Obispo 3 air miles N of Pozo, along Park Hill Road 0.3 miles east of junction with River road, drainage of Toro Creek 487 Comment
  OBI24085  Mucronea californica Janice M. Toyoshima 1979-5-27 M 8 -27 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI54172  Mucronea californica David J. Keil, Kathleen Keil 1995-4-15 24857 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  UCR41865  Mucronea californica C. F. Smith 1950-5-4 2761 San Luis Obispo Off Creston-Simmler Rd. at Fernandez Creek 418 Comment
  UCSC009486  Mucronea californica Unknown 2005-4-25 s.n. San Luis Obispo Shell Creek Road Comment
  OBI54221  Mucronea perfoliata George Butterworth 1995-4-15 57 San Luis Obispo .6 mi NE of Elkhorn Rd close to a rd 792 Comment
  UC1136042  Mucronea perfoliata T. M. Hendrix 1939-5-21 1050 San Luis Obispo 2.2 mi sse Carrizo Ranch (Plot 124); Branch Mt. Quadrangle Comment
  UC1134639  Muilla maritima C. M. Belshaw 1936-3-19 1665 San Luis Obispo 1 mi e Porter Ranch (Plot 16); Nipomo Quadrangle Comment
  OBI59677  Myoporum laetum Larry Kelly, David J. Keil, V. L. Holland, and LynnDee Oyler 1990-4-12 388 San Luis Obispo Pismo marsh between Pismo state beach campground and Grand Ave Comment
  CDA34870  Myoporum laetum David J. Keil 1999-4-16 28249 San Luis Obispo Edge of coastal salt marsh at mouth of Old Creek, Cayucos. 0 Comment
  OBI56473  Myoporum laetum David J. Keil 1999-7-22 28391 San Luis Obispo San Simeon. At mouth of Arroyo del Puerto just W of William Randolph Hearst Memorial state Beach Comment
  CAS-BOT-BC83367  Myosurus minimus R. F. Hoover 1952-5-11 8185 San Luis Obispo Navajo Creek district, east side of La Panza Range. Comment
  RSA0087186  Myriophyllum aquaticum D. W. Taylor 1970-6-23 T 70 -122 San Luis Obispo Black Lake Canyon, 1.1 miles east of State Highway 1. Comment
  OBI64646  Najas marina David J. Keil, with Kathleen A. Keil 2002-7-27 29898 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  CAS-BOT-BC259842  Nassella cernua Eben McMillan 1952-6-7 142 San Luis Obispo Choice Valley, 2 miles S, 10 miles E Shandon Comment
  SBBG112792  Nassella lepida C. B. Hardham 1957-6-15 2245 San Luis Obispo Villa Crk Comment
  CAS-BOT-BC260224  Nassella pulchra R. F. Hoover 1964-5-13 8851 San Luis Obispo South Fork of Old Creek Comment
  SBBG36032  Nassella pulchra C. B. Hardham 1962-4-17 9013 San Luis Obispo E of Cuesta Grade Comment
  OBI15138  Nasturtium gambelii Robert F. Hoover 1949-5-24 7725 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC65031  Nasturtium gambelii Robert F. Hoover 1947-8-2 7345 San Luis Obispo Near Small Twin Lake, S of Arroyo Grande. Comment
  RSA699632  Navarretia atractyloides Keith E. Hoffmaster 1935-7-1 s.n. San Luis Obispo 6 miles south of Arroyo Grande, San Luis Obispo Comment
  SBBG107307  Navarretia atractyloides C. B. Hardham 1961-5-26 7258 San Luis Obispo Franklin Crk W of Adelaida Comment
  SBBG117963  Navarretia atractyloides E. Painter, M. Wetherwax 2002-6-18 SLO 283 San Luis Obispo Cerro Romualdo, along trail leading upslope from watertower; Camp San Luis Obispo 200 Comment
  OBI11345  Navarretia atractyloides Robert F. Hoover 1965-9-7 9528 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  OBI30979  Navarretia atractyloides Julie M. Vanderwier 1978-7-12 84 San Luis Obispo Indian Knob Tar Sands Comment
  UC639024  Navarretia atractyloides B. E. and H. J. Miossi 1940-7-25 264 San Luis Obispo 5 mi w Edna (near Pismo Creek) 30 Comment
  CDA20967  Navarretia hamata subsp. parviloba G. F. Hrusa, D. Ragan May 1982 467 San Luis Obispo ~4 mi. E of Pismo Beach and S of Price Canyon Rd., NE margin of oilfields. 50 Comment
Read comments
Feb 2 2009
  UC1124113  Navarretia jaredii G. T. Nordstrom 1937-5-16 1240 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quad. 304 Comment
  OBI66345  Navarretia mellita David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26274 San Luis Obispo Los Padres National Forest. La Panza Mountains. Fringe of Machesna Mountain Wilderness. Ridge along road past Castle Crags and slopes below to south. Comment
  CHSC63989  Navarretia mitracarpa B. Castro; L. Archambault, G. Kuenster 1989-4-21 306 San Luis Obispo Ca 1 mi E of Santa Margarita, on S side of Hwy 58 (Pozo Rd) at edge of grove in pasture. 316 Comment
  SBBG107613  Navarretia mitracarpa C. B. Hardham 1959-5-6 4420 San Luis Obispo between Bee Rock and the Nacimiento River Comment
  SBBG107693  Navarretia mitracarpa C. B. Hardham 1960-5-17 5751 San Luis Obispo S of Bee Rock Comment
  SBBG120102  Navarretia mitracarpa E. Painter, M. Wetherwax with K. Downing, C. Bratt 2000-5-17 CR 92 San Luis Obispo above Nacimiento River, above Tower Rd; Camp Roberts 220 Comment
  SBBG26258  Navarretia mitracarpa E. C. Twisselmann 1966-5-29 12328 San Luis Obispo hills at the summit of Palo Prieto Cyn 655 Comment
  SBBG58261  Navarretia mitracarpa M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC230447  Navarretia mitracarpa Ernest C. Twisselmann 1953-7-23 397 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place, near the head of Gillis Canyon 548 Comment
  OBI72972  Navarretia squarrosa D. R. Miller 2010-7-4 710 .935 San Luis Obispo 1 mi (+/-) from hwy 1 on rd into San Carpoforo Crk 98 Comment
  UC1392630  Navarretia squarrosa R. F. Hoover 1969-8-15 11550 San Luis Obispo Los Osos Valley Comment
  JEPS97129  Nemacladus ramosissimus Clare B. Hardham 1960-4-22 5482 San Luis Obispo between Los Bueyes Creek and the Nacimiento Santa Lucia Mountains 548 Comment
  JEPS99151  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham, C. Butterworth 1960-5-28 5946 San Luis Obispo headwaters of south fork of Huero Huero River, Klein Ranch, Pozo-Arroyo Grande Road Comment
  HSC65237  Nemophila menziesii J. P. Smith 1973-3-20 5881 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  OBI19531  Nemophila menziesii B. W. & T. W., T. W. 1967-5-6 s.n. San Luis Obispo Avenales Wildlife refuge Comment
  POM202997  Nemophila menziesii var. menziesii Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita. Comment
  UCR163896  Nemophila menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2005-3-30 9252 San Luis Obispo Outer South Coast Ranges, Pozo Road, 0.9 mi east of Hi Mountain Road, north side of Garcia Mountains 460 Comment
  OBI55386  Nemophila pedunculata David J. Keil, with Kathleen A. Keil 1997-3-8 26080 San Luis Obispo La Panza Mts. Along Red Hill Road 1 mile from Highway 58. Comment
  OBI56782  Nemophila pedunculata David J. Keil 1986-4-13 19184 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  OBI61068  Nicotiana quadrivalvis P. A. Holden 1968-6-15 450 San Luis Obispo 5 mi E of Santa Margarita on hwy 58 Comment
  OBI19922  Nuttallanthus texanus Walter F. Chesbro 1979-3-10 114 San Luis Obispo Indian Knob. 2.5 mi above last gate on Davenport Crk Rd Comment
  UCR67938  Oemleria cerasiformis David J. Keil, Melissa Luckow 1982-3-7 15695 San Luis Obispo Between Santa Margarita and Cuesta summit along US 101, at turnout to bicycle path just north of Cuesta summit 403 Comment
  RSA128134  Oenanthe sarmentosa Clare B. Hardham 1958-9-6 3929 San Luis Obispo Santa Rosa Creek, Cambria Comment
  OBI5536  Oenanthe sarmentosa Sharon Jochums 1974-4-28 187 San Luis Obispo Area W of hwy 1 just N of Piedras Blancas Point Comment
  RSA0070452  Oenothera elata subsp. hookeri Clare B. Hardham 1958-6-20 3713 San Luis Obispo Steiner Creek, near San Luis Obispo. Comment
  UC454577  Oenothera elata subsp. hookeri I. J. Condit 1910-4-30 San Luis Obispo back of pavilion; Oceano, La Grande Beach Comment
  UCR131918  Oenothera wolfii George K. Helmkamp 2003-8-18 8092 San Luis Obispo Central Coast, S of Arroyo Grande; along Mesa View Dr., 0.4 mi south of the junction of Cienaga and Valley View Rd. 30 Comment
  OBI6216  Opuntia ficus-indica Malcolm G. McLeod 1973-11-17 1255 San Luis Obispo Corner of Viewmont and Sunset, Hospital hill, SLO. Along water course about 40m E of MGM #1265 Comment
  OBI7722  Opuntia ficus-indica Malcolm G. McLeod 1973-11-17 1255 b San Luis Obispo Corner of Viewmont and Sunset, Hospital hill, SLO. Along water course about 40m E of MGM #1265 Comment
  OBI65777  Orobanche uniflora D. R. Miller 1998-5-7 598 -685 San Luis Obispo pine Mt Region. In a [illegible] on road cut bank at 'Dr's turn' before Hearst Gate Comment
  LA209514  Orthocarpus densiflorus var. densiflorus Roxana S. Ferris; Ruth P. Rossback 1938-5-11 71 San Luis Obispo Roadside 2 mi E of Santa Margarita on State Highway #178 Comment
  SEINET12270218  Orthocarpus purpurascens E. A. Purer 1933-1 5094 San Luis Obispo NW of Guadalupe Comment
  SBBG9340  Osmorhiza brachypoda C. B. Hardham 1959-5-9 4457 San Luis Obispo Camp Natoma Comment
  UC1143152  Oxalis corniculata C. M. Belshaw 1936-3-25 1719 A San Luis Obispo 1/2 mi s Los Osos Valley Forks (Clark Valley); Cayucos quad 304 Comment
  OBI83460  Oxalis pes-caprae Anyssa Rodarte, Andrew Johnson, Jack Molnar, Isaac Teixeira, Lauren Davenport 2017-1-28 5 San Luis Obispo Morro Beach Strand. along the west side of the creek about slightly past the walking bridge that crosses over the creek. 7 Comment
  OBI5455  Oxalis pes-caprae Sharon Jochums 1974-3-9 47 San Luis Obispo W of hwy 1, N of Piedras Blancas Point Comment
  RSA0039394  Paeonia californica LeRoy Gross, Evan Meyer 2014-4-15 6232 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  UC638985  Paeonia californica Bernard Miossi 1940-3-19 231 San Luis Obispo along old Cuesta Grade 5 1/2 mi n San Luis Obispo (e-facing slope of canyon); Cuesta Canyon 385 Comment
  CAS-BOT-BC121280  Paeonia californica Ernest C. Twisselmann 1969-4-24 15167 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas River 5 miles south of Paso Robles 213 Comment
  OBI79638  Panicum miliaceum David J. Keil, with V. L. Holland 2013-1-11 31539 San Luis Obispo Morro Bay. Lemos Feed and Pet Supply, 1320 Main Street. Along creek between parking lot and on-ramp to California Highway 1 15 Comment
  UC1296235  Papaver californicum R. F. Hoover 1952-5-11 8193 San Luis Obispo La Panza Range, at Navajo Camp La Panza Range; , Navajo Camp Comment
  UC1296238  Papaver californicum R. F. Hoover 1947-3-26 6743 San Luis Obispo Price Canyon Comment
  OBI11701  Papaver californicum Robert F. Hoover 1951-4-15 8040 San Luis Obispo Stoney Crk, tributary of Huasna River Comment
  CDA3573  Papaver hybridum E. C. Twisselmann 1962-4-29 7025 San Luis Obispo Temblor Range & Western San Joaquin Valley; Choice Valley Hills: hillslope on the southeast side of Sinsheimer Flat. Comment
  CDA43320  Parapholis incurva David J. Keil 2011-4-22 30994 -1 San Luis Obispo Sweet Springs Nature Preserve. South shore of Morro Bay. Baywood Park-Los Osos area north of Ramona Ave. Comment
  CAS-BOT-BC413379  Parietaria hespera var. californica Roxana S. Ferris 1929-4-16 8029 San Luis Obispo 8 miles north of Cayucos Comment
  JEPS96869  Parietaria hespera var. californica Glenn Clifton 1993-4-7 27536 San Luis Obispo Diablo Canyon Power Plant Facilty, Irish Hills, San Luis Hill, shaded gulch along road to the lighthouse Comment
  SEINET10873475  Parishella californica Hoover 1952-5-24 HOOVER 8200 San Luis Obispo Abundant toward western end, otherwise scattered. Comment
  OBI65952  Paspalum distichum Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-22 58 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS) S of Morro Bay on Hwy 1. N of Hollister peak and hwy 1 at srping drainage off of Canet Rd frontage rd 34 Comment
  OBI64970  Pectocarya anisocarpa Greg Wilvert 2005-4-1 80 San Luis Obispo SE Half of the Caliente Range. N edge of range 759 Comment
  SEINET10840806  Pectocarya penicillata Ira W. Clokey, Cleora B. Clokey 1937-4-13 Clokey 5829 San Luis Obispo South east corner San Luis Obispo Co., Brushy field. 800 Comment
  CAS-BOT-BC207009  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
  UC1874944  Pellaea mucronata subsp. mucronata Ruth Kirkpatrick 2003-7-7 1165 San Luis Obispo Bishop Peak, along trail to summit. 320 Comment
  UCR163621  Pellaea mucronata subsp. mucronata George K. Helmkamp, E. A. Helmkamp 2005-3-25 9194 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  UCR107900  Pennisetum villosum George K. Helmkamp, E. A. Helmkamp 1996-12-22 1274 San Luis Obispo Central Coast, near Martingale Avenue and Buckskin Drive at the east end of Los Osos 61 Comment
  CAS-BOT-BC265743  Pennisetum villosum Ernest C. Twisselmann 1958-10-6 4871 San Luis Obispo Chorro Street near Marsh Street, San Luis Obispo 74 Comment
  CDA11648  Penstemon centranthifolius G. F. Hrusa, D. Ragan 1995-6-19 12349 San Luis Obispo Nipomo Dunes; Near corner of Hwy 1 and Calandar Rd. Comment
  POM209667  Penstemon heterophyllus subsp. heterophyllus D. D. Keck 1934-4-26 2824 San Luis Obispo 4.1 miles west of La Panza Comment
  OBI66714  Pentachaeta exilis David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29758 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  RSA140494  Pentachaeta exilis Clare B. Hardham 1960-4-13 5413 San Luis Obispo Hills south of Bee Rock, Santa Lucia Mountains. 366 Comment
  SBBG117909  Pentachaeta exilis subsp. exilis M. Wetherwax, E. Painter 2002-3-27 CR 274 San Luis Obispo N of San Marcos Rd, W of Generals Rd; Camp Roberts 260 Comment
  CAS-BOT-BC71719  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-13 8820 San Luis Obispo Tassajara Creek Comment
  UC1296374  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-13 8820 San Luis Obispo Tassajera Creek Comment
  OBI80802  Perideridia gairdneri George Butterworth 2015-9-7 985 San Luis Obispo Cambria Pines Ecological Reserve, Also scattered pls west to 35.57557 x -121.07947 116 Comment
  UC337382  Perideridia pringlei unknown May 1887 4541 San Luis Obispo Comment
  OBI36818  Persicaria punctata Eric Wise 1981-6-15 598 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  UC1601961  Phacelia T. M. Hendrix 1937-6-1 239 San Luis Obispo 2.6 mi ne Navajo; Pozo Quadrangle Comment
  OBI64447  Phacelia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28703 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  SBBG107050  Phacelia brachyloba C. B. Hardham 1959-6-10 4811 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  SBBG12287  Phacelia ciliata E. R. Chandler 1962-4-3 488 San Luis Obispo ca. 1 mi E of Cholame Comment
  CDA14182  Phacelia ciliata G. F. Hrusa, J. Hart 1993-4-6 10707 San Luis Obispo Carrizo Plain; Summit of road berm at S end of Soda Lake on E side. 609 Comment
  OBI13835  Phacelia ciliata var. ciliata Eben McMillan 1952-3-15 9 San Luis Obispo Choice Valley, 2 mi S and 9 mi E of Shandon Comment
  OBI64934  Phacelia ciliata var. ciliata Greg Wilvert 2005-3-24 25 San Luis Obispo SE half of the Caliente Range. Approx 2 km N of Wells Cyn 919 Comment
  OBI13808  Phacelia distans Russell Gorman 1956-4-6 49 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI19539  Phacelia distans Glen Holstein 1970-4-26 7 San Luis Obispo 1 mi S of Oso Flaco Lake Comment
  OBI58193  Phacelia distans David J. Keil 1998-4-9 26648 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI083223  Phacelia distans Viola C. Call 1967-5-6 61 San Luis Obispo In sandy loam one-fourth mile south of Price Canyon Road on Ormonde Road. 122 Comment
  UC564122  Phacelia distans Roxana S. Ferris 1935-3-30 9139 San Luis Obispo head of valley near Kern County line; Cuyama Valley Comment
  CAS-BOT-BC95008  Phacelia douglasii R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-28 733 San Luis Obispo Carrizo Plain N.M., Sulphur Spring, 1.3 mi. SW of Washburn Ranch House 807 Comment
  UCSB34140  Phacelia douglasii Nilsen, Erik 1980-4-15 San Luis Obispo Nipomo Mesa Dunes Rt. 46, 10 miles from Cambria 15 Comment
  JEPS7466  Phacelia fremontii G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3449 San Luis Obispo 16 mi nnw Kern Co. line; Elkhorn Plain 731 Comment
  OBI13774  Phacelia fremontii Robert F. Hoover 1952-4-8 8091 San Luis Obispo W base of Temblor Range near McKittrick Comment
  OBI13766  Phacelia grisea Robert F. Hoover 1952-6-10 8241 San Luis Obispo Black Mt, La Panza Range Comment
  SBBG93774  Phacelia imbricata S. A. Junak 1990-7-12 4397 San Luis Obispo W Cuesta Ridge, 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 US Hwy 101 722 Comment
Read comments
May 13 2013
  UC107568  Phacelia imbricata M. M. Miles 1886-1 91 San Luis Obispo San Luis Obispo Comment
  OBI58208  Phacelia malvifolia David J. Keil 1998-4-27 26916 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  SEINET7072798  Phacelia ramosissima A. G. Vestal 1963-5-16 s.n. San Luis Obispo Dunes about 0.7 mile east-southeast of Los Osos on the Pecho Valley Road. Coordinate datum WGS84/NAD83. (35? deg. 18' 28" North Latitude, -120? deg. 49' 6" West Longitude; Coordinate datum: NAD27.). Comment
  OBI54988  Phacelia suaveolens David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26255 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  OBI13730  Phacelia tanacetifolia Robert F. Hoover 1967-3-27 10288 San Luis Obispo Chalk Mtn, Cuyama Valley Comment
  SBBG49061  Phacelia tanacetifolia J. Copeland 1974-3-10 1058 San Luis Obispo Grand View Mesa, Nipomo (Gate's Property) Comment
  POM220947  Phacelia tanacetifolia D. D. Keck, Jens Clausen 1935-4-9 3079 San Luis Obispo Cholame, behind post office. 457 Comment
  RSA140490  Phacelia viscida Clare B. Hardham 1960-4-30 5553 San Luis Obispo Peachy Canyon Comment
  UC1187669  Phacelia viscida Clare B. Hardham 1960-4-30 5553 San Luis Obispo Peachy Canyon Santa Lucia Mountains Comment
  UCR31990  Phacelia viscida David J. Keil, Richard Bishop 1983-4-27 16951 San Luis Obispo Central Coast/Coast Range, Cal Poly Pennington Creek Biological Reserve Comment
  CAS-BOT-BC265800  Phalaris aquatica Clare B. Hardham 1957-5-30 2048 San Luis Obispo Klau Mine, Santa Lucia Mountains Comment
  POM180548  Phalaris minor Roxana S. Ferris 1929-4-13 7537 San Luis Obispo above ocean between San Luis Obispo and Pismo Comment
  RSA701035  Pholisma arenarium Keith E. Hoffmaster 1935-7-1 670 San Luis Obispo 7 mi So. of Arroyo Grande. Comment
  SD117148  Pholisma arenarium Emery P. Chase 1957-7-8 232 San Luis Obispo Moro Bay Comment
  UCSB45838  Pholistoma auritum Pembleton, R. 1980-4-25 San Luis Obispo 250 yds. NE of Lunch Meadow, at the end of E Cuesta Ridge Rd., 2 miles E of U.S. 101 609 Comment
  OBI19543  Pholistoma auritum var. auritum B. W. & T. W., T. W. 1967-4-4 s.n. San Luis Obispo Perfumo Cyn Comment
  OBI75100  Pholistoma auritum var. auritum Michael Walgren 2011-3-3 241 San Luis Obispo Los Osos Oaks state Reserve, Los Osos. Comment
  UCD120955  Pholistoma membranaceum J. M. Tucker 1952-3-13 2332 San Luis Obispo Northeastern San Luis Obispo County: Near top of west side of Polonio Pass, hills 3.5 miles east of Cholame. Comment
  RSA216854  Phragmites australis Robert F. Hoover 1966-10-7 10128 San Luis Obispo Cuyama River at oil fields west of New Cuyama. Comment
  OBI58832  Phyla nodiflora David J. Keil 1998-8-19 27933 San Luis Obispo 1.7 miles SE of junction with Hwy 58 along Pozo Rd. 329 Comment
  RSA396553  Phyllospadix scouleri Wayne P. Armstrong 1986-7-6 1265 San Luis Obispo 2.0 miles N of San Simeon. 0 Comment
  OBI17704  Physalis philadelphica Hans Wilgenburg 1977-8-11 7 San Luis Obispo Cal Poly campus Comment
  LA212165  Physocarpus capitatus A. L. Haines; 1973-5-19 s.n. San Luis Obispo Santa Rita Creek. 304 Comment
  OBI70163  Pickeringia montana var. montana Bernard Miossi 1939-8-6 154 San Luis Obispo Along road of Islay Creek in Pecho district, 13 mi from SLO 183 Comment
  OBI78028  Pilularia americana Michael Walgren 2013-3-19 295 San Luis Obispo San Simeon State Park, near the upper campground 60 Comment
  UCR266190  Pilularia americana David J. Keil 2005-4-8 30369 San Luis Obispo Carrizo Plain, north of Soda Lake; vicinity of intersection of Belmont Trail and Clarksberg Road 595 Comment
  CAS-BOT-BC71808  Pilularia americana Alice Eastwood; John Thomas Howell 1937-5-2 4201 San Luis Obispo Near Estrella Comment
  CAS-BOT-BC78577  Pinus coulteri Ira L. Wiggins 1932-3-22 5833 San Luis Obispo above lower part of Cuesta Grade 487 Comment
  UC1303022  Pinus coulteri Ira L. Wiggins 1932-3-22 5833 San Luis Obispo steep ridge above lower part Cuesta Grade 487 Comment
  JEPS70228  Pinus muricata Robert J. Rodin 1960-4-9 6499 San Luis Obispo on coast 4 mi s Morro Bay (facing ocean on Pecho Ranch); s of Morro Bay Comment
  NY61991  Pinus muricata R. S. Avant 1987-3-15 192 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
  OBI22724  Pinus ponderosa R. A. Hays 1957-11-12 s.n. San Luis Obispo Pine Mt Comment
  NY62458  Pinus radiata J. T. Howell 1964-6-28 40723 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
  CAS-BOT-BC254436  Piptatherum miliaceum Ernest C. Twisselmann 1955-7-22 2274 San Luis Obispo La Panza Range. Upper Navajo Canyon 807 Comment
  OBI59121  Piptatherum miliaceum David J. Keil 1998-8-26 28052 San Luis Obispo Los Padres National Forest. 3 road miles NW of Rock Front Ranch turnoff from Hwy 166, along Branch Creek Rd. (35 deg. 08.192' N x 120 deg. 07.836' W). Comment
  OBI64992  Plagiobothrys acanthocarpus Greg Wilvert 2005-4-5 124 San Luis Obispo SE Half of the Caliente Range. 1.5 km S of Soda Lake rd, along Padrones Cyn rd 806 Comment
  SBBG118646  Plagiobothrys acanthocarpus E. Painter, M. Wetherwax 2000-4-19 CR 39 a San Luis Obispo E of jct of W Perimeter and Boy Scout rds, N of W Perimeter Rd; Camp Roberts 180 Comment
  UCD78276  Plagiobothrys acanthocarpus Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4622 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  OBI73098  Plagiobothrys bracteatus David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28663 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  SBBG11842  Plagiobothrys bracteatus C. B. Hardham 1959-5-6 4419 San Luis Obispo Bee Rock Rd, shores of Nacimiento Lake Comment
  UCR224674  Plagiobothrys bracteatus Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo Camp Roberts, 7 mi as the crow flies west from San Miguel, Avery Road 250 Comment
  UC2013246  Plagiobothrys bracteatus David Keil 1998-5-6 27082 San Luis Obispo 1 mile N of Highway 46 along Buena Vista Dr. Comment
  UC2027135  Plagiobothrys canescens Greg Wilvert 2005-3-30 62 San Luis Obispo Southeast Half of Caliente Range: 100 m W of dead end of Padrones Canyon Road near Padrones Spring Comment
  OBI77778  Plagiobothrys leptocladus David J. Keil, with Kathleen A. Keil 1998-4-4 26554 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  SD241780  Plagiobothrys nothofulvus Ellen Dean, T. Starbuck, M. Starbuck 2008-3-25 4648 San Luis Obispo UTM in Supplement. Along Hwy. 58 west of the turn off to Pozo. Plateau. 590 Comment
  OBI23301  Plagiobothrys nothofulvus J. T. Arnold 1965-4-11 56 San Luis Obispo Headwaters of Prefumo Cyn, sec 2, T31S, R11E Comment
  SEINET7042443  Plagiobothrys nothofulvus A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  CDA17355  Plagiobothrys stipitatus var. micranthus G. F. Hrusa, G. Wilvert 2005-4-1 16405 San Luis Obispo Carrizo Plain; Low, seasonal depression (vernal pool) off Padrone Cyn. Rd. 822 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
  UC524089  Plagiobothrys tenellus Ira L. Wiggins 1932-3-21 5809 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  UC608540  Plagiobothrys tenellus C. A. Graham 1938-4-11 307 San Luis Obispo 1 mi s Bee Rock (canyon is a tributary of San Antonio River sw of Bradley); Bradley Quadrangle, Bee Rock Canyon 365 Comment
  OBI80057  Plagiobothrys trachycarpus David J. Keil 2000-5-27 28760 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  OBI70269  Plagiobothrys undulatus David J. Keil 1991-5-18 21539 San Luis Obispo C.T. ranch on E and N outskirts of Cambria 100 Comment
  CDA12457  Plantago erecta G. F. Hrusa 1992-3-27 10335 San Luis Obispo Upper Salinas Valley; ROW along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  OBI29654  Plantago erecta David J. Keil, Dirk Walters 1980-4-26 13818 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  UCR161359  Plantago erecta George K. Helmkamp, E. A. Helmkamp 2005-3-8 9077 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 Comment
  RSA402010B  Plantago hirtella Ralph Hoffman 1930-4-19 s.n. San Luis Obispo Oceano. Comment
  RSA355817  Plantago hirtella var. galeottiana Robert F. Thorne 1968-6-7 37770 San Luis Obispo Jack Lake: 3 miles south of Oceano Comment
  CDA6625  Plantago lanceolata G. K. Helmkamp, E. A. Helmkamp 1998-5-19 3874 San Luis Obispo Santa Lucia Range. Southwest of Paso Robles along CA-46 at York Mountain Rd. Comment
  SBBG107438  Plantago lanceolata C. B. Hardham 1957-7-31 2509 San Luis Obispo 0.9 mi N of Cambria Comment
  OBI11641  Plantago lanceolata Jody Frenza 1968-5-12 San Luis Obispo San Luis Obispo. Near crk bed at Cal Poly, Poly Cyn, about 1/4 mi from entrance Comment
  OBI18636  Plantago major Annemarie Rond 1977-5-28 100 San Luis Obispo At Laguna Lake on Madonna Rd, Laguna Village Comment
  SBBG104609  Plantago major F. L. Johnson 1993-6-23 ROB 698 San Luis Obispo Chorro Crk at bicycle repair facility; Camp San Luis Obispo Comment
  OBI64603  Plantago major David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28689 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  SBBG84534  Plantago subnuda C. F. Smith 1968-7-30 10112 San Luis Obispo behind dunes at Oceano State Beach Park Comment
  OBI28337  Platanus racemosa Lori Blain 1982-4-4 2 San Luis Obispo Cal Poly campus, near stream where Design Village branches off of Poly Cyn 152 Comment
  OBI36832  Platanus racemosa Eric Wise 1981-9-29 1227 San Luis Obispo Lopez Cyn. Approx. 6 mi NW of Hi Mtn Rd Comment
  CDA16337  Platystemon californicus G. F. Hrusa 2000-4-1 15324 San Luis Obispo Carrizo Plain; Hills above and to W of Swain pasture camp. 762 Comment
  SEINET3124152 Image available Platystemon californicus B. E. Miossi, H. J. Miossi 1940-4-7 251 San Luis Obispo Along Lopez Canyon road, three miles above Arroyo Grande County Park, Santa Lucia Mountains. Comment
  SEINET3928714  Platystemon californicus David Keil 1988-3-19 20424 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits.; 0 30 Comment
  POM202684  Platystemon californicus var. californicus Marcus E. Jones 1934-4-5 s.n. San Luis Obispo Pismo Beach. Comment
  OBI81099  Plecostachys serpyllifolia Michael Walgren 2014-10-10 440 San Luis Obispo Morro Strand State Beach 6 Comment
  SBBG119692  Plectritis ciliosa subsp. ciliosa E. Painter, M. Wetherwax 2001-4-5 CR 166 San Luis Obispo ravine leading down to San Marcos Rd, at S end of installations, near Generals Rd; Camp Roberts 231 Comment
  OBI11911  Poa annua Dave Imper 1977-4-7 115 San Luis Obispo Price Cyn Tarsands Project. Project located 1 mi. SW of Hwy 227 on Price Canyon Rd. 76 Comment
  OBI59129  Poa annua David J. Keil, with Kathleen A. Keil 1998-5-26 27448 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  UCR163777  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2005-3-30 9247 San Luis Obispo Outer South Coast Ranges, Pozo Road, 0.9 mi east of Hi Mountain Road, north side of Garcia Mountains 460 Comment
  OBI22131  Poa howellii Robert F. Hoover 1953-5-3 8288 San Luis Obispo Lopez Cyn Comment
  OBI72990  Poa howellii David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25401 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  CAS-BOT-BC255950  Poa pratensis R. F. Hoover 1950-6-21 8013 San Luis Obispo Between Rocky Butte and Pine Mt., San Lucia Mts. Comment
  OBI75784  Poa secunda Al Lindholm 1967-4-23 182 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
  CAS-BOT-BC243074  Poa secunda subsp. secunda Clare B. Hardham 1957-5-12 1932 San Luis Obispo Santa Lucia Mountains. Trail to Green's Lake Comment
  CAS-BOT-BC243079  Poa secunda subsp. secunda Clare B. Hardham 1957-4-2 1615 San Luis Obispo Santa Lucia Mountains. Willow Creek Comment
  OBI32150  Pogogyne douglasii David J. Keil 1982-6-26 16217 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG119414  Pogogyne douglasii E. Painter, M. Wetherwax 1999-7-14 SLO 13 San Luis Obispo rd to Pick and Shovel Mine; Training Area 10; Camp San Luis Obispo 400 Comment
  SBBG119415  Pogogyne douglasii E. Painter, M. Wetherwax 2002-6-18 SLO 285 San Luis Obispo rd to Pick and Shovel Mine; Training Area 10; Camp San Luis Obispo 400 Comment
  UCR28916  Pogogyne douglasii David J. Keil 1982-6-26 16250 San Luis Obispo 1 mi south of jct with Hwy 46 on Hwy 1, just south of Cambria. 41 Comment
  OBI50391  Pogogyne douglasii Lynne Dee Oyler, David J. Keil 1988-6-23 534 San Luis Obispo Upper Perfumo Cyn Rd near summit. Sec 3 t31S, R11E Comment
  OBI66865  Polygala californica David J. Keil, with 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 deg. N, 120.6800 deg. W 213 Comment
  SBBG1683  Polygonum aviculare C. B. Hardham 1956-11-12 1522 San Luis Obispo Atascadero Lake Comment
  UC454283  Polygonum aviculare subsp. aviculare I. J. Condit 1909-10-15 San Luis Obispo California Polytechnic School grounds Comment
  CAS-BOT-BC414228  Polygonum aviculare subsp. depressum John Thomas Howell 1964-6-29 40812 San Luis Obispo Cambria 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
  SBBG31744  Polypodium californicum M. R. Benedict 1967-11-16 San Luis Obispo N side of Morro Rock, Morro Bay Comment
  CAS-BOT-BC72007  Polypodium californicum Ira L. Wiggins 1929-4-16 3634 San Luis Obispo Hillside near Old Creek 6 miles N. of Morro Comment
  OBI80416  Polypodium calirhiza David J. Keil 2015-2-14 32642 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit. 70 Comment
  UCD136966  Polypodium calirhiza Margot B. Forde 1962-5-17 s.n. San Luis Obispo San Luis Obispo County: Cambria. Comment
  SEINET200153 Image available Polypogon elongatus M. A. Nobs, SG Smith 1949-6-22 819 San Luis Obispo Marshesin sand dunes at Oceano 3 mi S of Pismo Beach Comment
  OBI29014  Polypogon interruptus David J. Keil 1982-6-4 16183 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
  HSC91732  Polypogon interruptus Susan H. Bicknell 1989-6-13 San Luis Obispo Montana de Oro. Comment
  CAS-BOT-BC233250  Polypogon maritimus Ernest C. Twisselmann 1955-6-16 2171 San Luis Obispo La Panza Range. Upper Buckhorn Canyon 609 Comment
  OBI28957  Polypogon monspeliensis David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14564 San Luis Obispo Jctn of Shell Crk rd and Calif Hwy 58 S of Shandon Comment
  OBI43271  Polypogon monspeliensis Eric Wise 1981-6-30 878 San Luis Obispo Mud lake of Dune Lakes Comment
  OBI48037  Polypogon monspeliensis David J. Keil 1981-5-16 14683 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI31290  Polypogon monspeliensis Joy Nishida, Ginger King 1982-7-2 486 San Luis Obispo American Cyn. 1.4 mi S of American Cyn campground where stream crosses rd Comment
  OBI43303  Polypogon monspeliensis Eric Wise 1981-9-29 1236 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn rd Comment
  OBI5572  Polypogon monspeliensis Sharon Jochums 1974-5-20 264 San Luis Obispo Arroyo Laguna W of Hwty 1 and N of San Simeon Point Comment
  LA105613  Polypogon viridis Barry A. Prigge; 8985 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, from 0.6 to 1.1 mi. N of State Highway 1; ca. 2 mi. E of Morro Bay 30 Comment
  UC1296370  Polystichum dudleyi R. F. Hoover 1964-5-12 8807 San Luis Obispo along creek Upper Lopez Canyon Comment
  OBI37124  Populus fremontii Eric Wise 1981-6-22 643 San Luis Obispo Lopez Water Treatment Reservoir. A clear lake of moderate size Comment
  OBI3901  Populus fremontii Elizabeth Rudd 1971-10-1 322 San Luis Obispo 3 mi NE of Santa Margarita Comment
  CAS-BOT-BC102647  Populus fremontii R. F. Hoover 1946-10-6 6466 San Luis Obispo San Miguel, along Salinas River bed Comment
  OBI35725  Populus fremontii Allison Berry 1984-5-4 165 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  SD244807  Populus trichocarpa David Keil 2011-3-5 30973 San Luis Obispo Cambria. Edge of Santa Rosa Creek riparian corridor along west side of California Route 1. 4 Comment
  SD249098  Potamogeton nodosus David J. Keil, Kathleen Keil 2002-7-27 29897 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 395 Comment
  OBI43465  Potamogeton pusillus Eric Wise 1981-9-2 1084 San Luis Obispo 5.2 mi. So. of Nacimiento Dam on G 14. Comment
  OBI17719  Potentilla anserina Amy E. Ludwick 1975-5-28 4 San Luis Obispo Along crk, S end of Morro Bay, Turri Rd Comment
  SBBG72531  Potentilla anserina subsp. pacifica R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  OBI11688  Proboscidea louisianica Robert F. Hoover 1969-8-12 11542 San Luis Obispo Santa Lucia Range. 1 mi W of Paso Robles on rd to Nacimiento Dam Comment
  OBI81760  Proboscidea lutea D. R. Miller, Elizabeth A. Appel, Joelle Butler 2015-10-14 1015 .1135 San Luis Obispo field east side of Hwy. 1 on Fiscalini Ranch Preserce, Cambria [near hwy. bridge at Santa Rosa creek] 30 Comment
  OBI10075  Prunus amygdalus Jay B. Hunt 1955-11-22 s.n. San Luis Obispo Cal Poly campus, deciduous orchard Comment
  POM180545  Prunus fasciculata Roxana S. Ferris 1929-4-15 7614 San Luis Obispo Between Guadalupe and Callender. Comment
  OBI55563  Prunus fasciculata var. fasciculata George Butterworth 1998-4-30 249 San Luis Obispo Carrizo Plain Natural Area, 1/3 mi NW of Sprague HIll rd cuve, 1.8 mi SW of Soda Lake Rd 695 Comment
  CAS-BOT-BC163005  Prunus fasciculata var. fasciculata Roxana S. Ferris 1929-4-15 7614 San Luis Obispo Between Gudalupe and Callender Comment
  OBI34227  Prunus fasciculata var. punctata David J. Keil 1983-11-19 18061 San Luis Obispo Between Sea Pines Golf Course (Baywood Park) and Shark Inlet at southern end of Morro Bay Comment
  CAS-BOT-BC159726  Prunus fasciculata var. punctata R. F. Hoover 1948-3-26 7432 San Luis Obispo Sunnyside School near Baywood Park Comment
  OBI26691  Prunus fasciculata var. punctata Lyda W. Edge 1972-5-7 135 San Luis Obispo Santa Ysabel Ave, Baywood Park Comment
  OBI10057  Prunus ilicifolia Unknown 1960-5-12 s.n. San Luis Obispo Price Cyn (S of Edna) Comment
  OBI78849  Prunus ilicifolia David J. Keil 2013-9-6 32032 San Luis Obispo Morro Bay State Park. Northeast of Los Osos Middle School 12 Comment
  UC1128429  Prunus ilicifolia H. Lee 1936-2-24 413 San Luis Obispo 2 1/2 mi ese of Picacho 243 Comment
  CAS-BOT-BC154488  Prunus ilicifolia Ernest C. Twisselmann 1955-6-16 2153 San Luis Obispo La Panza Range. Queen Bee Canyon 673 Comment
  CAS-BOT-BC154491  Prunus ilicifolia W. H. Brewer 1861-5-3 553 San Luis Obispo Mountain along [Nascimiento] Nacimiento River Comment
  OBI62779  Prunus ilicifolia Fred W. Rush 1956-1 5 San Luis Obispo Mt. San Luis 305 Comment
  SBBG104745  Prunus ilicifolia subsp. ilicifolia F. L. Johnson Proctor 1993-2-19 ROB 128 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI79360  Prunus virginiana David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31644 -2 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  CAS-BOT-BC156350  Prunus virginiana var. demissa R. F. Hoover 1953-5-16 8308 San Luis Obispo Rock Spring canyon, Temblor Range Comment
  SBBG35793  Pseudognaphalium biolettii C. B. Hardham 1961-4-14 7368 a San Luis Obispo Pinus radiata woods, Cambria Comment
  OBI16443  Pseudognaphalium biolettii B. A. Smith 1966-5-1 111 San Luis Obispo About 1/4 mi S of Cambria on Cambria Rd Comment
  OBI31995  Pseudognaphalium californicum David J. Keil, Melissa Luckow 1981-7-3 14945 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
  SBBG25035  Pseudognaphalium californicum D. Myrick 1966-3-23 1301 San Luis Obispo field just back of ocean bluff at Arroyo de la Cruz, ca 6 mi N of San Simeon Comment
  CAS-BOT-BC357108  Pseudognaphalium luteoalbum R. F. Hoover 1964-8-14 9275 San Luis Obispo Jack Lake Comment
  OBI16431  Pseudognaphalium luteoalbum Betty Sheehan 1957-11-1 29 San Luis Obispo Cal Poly campus, RR tracks Comment
  UCR250552  Pseudognaphalium luteoalbum Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7224 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
  CAS-BOT-BC357111  Pseudognaphalium luteoalbum Ernest C. Twisselmann; Donald J. Bedell 1971-4-26 17668 San Luis Obispo Franklin Canyon, ca. 2.5 miles southeast of Paso Robles 243 Comment
  UC771723  Pseudognaphalium luteoalbum R. F. Hoover 1946-10-2 6455 San Luis Obispo C. P. S. Campus Comment
  OBI16406  Pseudognaphalium ramosissimum Robert F. Hoover 1946-8-26 6354 San Luis Obispo Los Osos Valley Comment
  OBI51183  Pseudognaphalium ramosissimum Jan Barber 1993-7-3 43 San Luis Obispo San Simeon State Park; near fenceline NE of Washburn campground Comment
  CAS-BOT-BC361559  Pseudognaphalium stramineum J. T. Howell 1961-4-14 36498 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  UCR248798  Pseudognaphalium stramineum Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7232 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, '4-pond Valley', Colorado Pond, c. 80 m from south refuge boundary 17 Comment
  CAS-BOT-BC361554  Pseudognaphalium stramineum Ernest C. Twisselmann 1953-7-14 550 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake 576 Comment
  OBI16439  Pseudognaphalium stramineum F. Rush August1957 s.n. San Luis Obispo S Moro Comment
  UC571023  Pseudognaphalium stramineum H. L. Mason 1934-3-31 8081 San Luis Obispo 6 mi n of Cambria Comment
  OBI73352  Psilocarphus brevissimus David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30703 San Luis Obispo Carrizo Plain. Along eastern side of Bitterwater Road, ca. 1 mile north from Highway 58 Comment
  OBI39024  Psilocarphus brevissimus var. brevissimus David J. Keil 1986-3-22 19070 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 Tr. T30S, R19E, sect 16, 21 Comment
  UC1953273  Psilocarphus chilensis David Keil with Jason Dart and Meg Perry 2010-4-27 30734 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  CAS-BOT-BC421310  Pterostegia drymarioides Ernest C. Twisselmann 1969-4-24 15192 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  OBI14326  Quercus X alvordiana Jim Heaston 1961-11-12 408 San Luis Obispo La Panza Comment
  UC1135475  Quercus X alvordiana A. E. Wieslander 1936-8-27 669 San Luis Obispo Head of Temblor Creek McKittrick Quad. 883 Comment
  UCD45149  Quercus X alvordiana G. L. Stebbins Jr. 1948-1-2 3902 San Luis Obispo 1 mile south of Paso Robles, San Luis Obispo County, California. Comment
  OBI83498  Quercus agrifolia Pierre McAlister, Olivia Hooker, Sara Durham, Robert Jepson, Douglas Wyman, Samuel Fenstermaker 2017-2-4 1 San Luis Obispo Lizzie Street, High School Hill Trail. About 200 meters up the trail, growing next to ephemeral creek 135 Comment
  UCR97545  Quercus agrifolia George K. Helmkamp 1997-3-8 1440 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  CDA15131  Quercus agrifolia var. agrifolia G. F. Hrusa 1998-4-25 14217 San Luis Obispo La Panza Range; On La Panza summit, E side. Comment
  OBI56755  Quercus agrifolia var. agrifolia David J. Keil, with V. L. Holland 1999-6-9 28364 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
  SBBG12464  Quercus berberidifolia E. R. Blakley 1956-11-7 1989 San Luis Obispo W of Cypress forest on Cypress Mtn 609 Comment
  SBBG93824  Quercus berberidifolia S. A. Junak 1990-4-27 4226 San Luis Obispo just N of NW corner of Cuesta Ridge Botanical Area, N of USFS Rd 29S11.3 at high voltage tower, ca. 5.9 mi W of US Hwy 101 and 0.3 mi N of NW boundary of the Botanical Area 701 Comment
  OBI3586  Quercus chrysolepis Mary Kidd 1971-8-26 212 San Luis Obispo Cal Poly campus Comment
  OBI28363  Quercus douglasii Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huasna rd, just 1/4 of a mile before reaching Agua Escondido campground Comment
  UC993115  Quercus douglasii J. M. Tucker 1947-10-5 1632 -1640 San Luis Obispo 1 mi e summit of Polonio Pass (ca 0.25 mi s of Highway 466, ca 6 mi e of Cholame) Comment
  CAS-BOT-BC79227  Quercus dumosa Ernest C. Twisselmann 1970-10-31 17563 San Luis Obispo Peachey Canyon Road, 8.2 miles W of Paso Robles 487 Comment
  UCD102840  Quercus durata Daniel Sanchez-Mata; M. P. Rodriguez-Rojo 2002-3-30 s.n. San Luis Obispo San Luis Obispo County: S. Luis Obispo. Prefumo Canyon. Prefumo Canyon Road-See Canyon Road. 410 Comment
  OBI27022  Quercus durata var. durata James Courtney 1980-12-20 12 San Luis Obispo Pennington Crk Biological Reserve Comment
  UCD46258  Quercus john-tuckeri J. M. Tucker 1953-3-14 2631 San Luis Obispo Shrub on a canyon slope ca. 1/2 mile above the headquarters of the Seaback Ranch, ca. 2 miles (air-line) northeast of summit of Caliente Mountain, Southeastern San Luis Obispo County, California. Comment
  SBBG1301  Quercus palmeri C. B. Hardham 1958-9-8 3957 San Luis Obispo Peachy Cyn Rd, 5.7 mi W of Paso Robles Comment
  OBI51357  Quercus parvula var. shrevei Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .18 San Luis Obispo San Simeon State Park, SW section of park Comment
  SBBG2237  Ranunculus arvensis C. B. Hardham 1958-5-3 3175 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  RSA647817  Ranunculus californicus R. S. Woglum 1937-5-15 1721 San Luis Obispo Central Coast: Morro Bay. Comment
  UCR103803  Ranunculus californicus George K. Helmkamp 1997-3-8 1463 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  SBBG54997  Ranunculus californicus var. californicus K. R. Neisess 1976-2-22 San Luis Obispo ridge above Perfumo Cyn Comment
  OBI14971  Raphanus sativus Jim Heaston 1955-10-13 29 San Luis Obispo Cal Poly San Luis Obispo Comment
  OBI10555  Reseda alba Rimo Bacigalupi, Dr. & Mrs. Robert M. Page, R. S. Ferris, & R. W. Holm 1953-7-24 4320 San Luis Obispo Along rd from Bromela Siding (S Pacific RR) to Oso Flaco Lake Comment
  RSA151721  Reseda alba Rimo Bacigalupi 1953-7-24 4320 San Luis Obispo along road from Bromela siding (Southern Pacific railroad) to Oso Flaco Lake. Comment
  SEINET2444529  Rhamnus californica Eric Luning 2003-4-15 16 San Luis Obispo Reservoir Canyon Trail. Comment
  UC1071541  Rhamnus californica H. C. Lee 1936-2-28 438 San Luis Obispo Head of Newsome Canyon San Luis Obispo National Forest, Arroyo Grande Quad. 213 Comment
  OBI27017  Rhamnus crocea James Courtney 1980-12-20 22 San Luis Obispo Pennington Crk Bio reserve Comment
  UCR61705  Rhamnus crocea 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
  CAS-BOT-BC56088  Rhamnus ilicifolia Ernest C. Twisselmann 1969-4-24 15194 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  UC1130549  Rhus trilobata H. C. Lee 1937-5-23 978 San Luis Obispo 4.5 mi nse of Templeton 335 Comment
  OBI65417  Ribes amarum David J. Keil, with Jepson Herbarium weekend Workshop field trip participants 2006-4-2 30429 San Luis Obispo Southern Santa Lucia Mountains. Along Mount Lowe Road, ca. 0.25?0.5 miles from gate at junction with US Highway 101 (at Cuesta Pass). Vicinity of 35 deg. 21.06'N, 120 deg. 37.82'W 488 Comment
  OBI79179  Ribes californicum David J. Keil, Matt Ritter, Dan Sinton 2012-4-12 31269 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road. 548 Comment
  RSA121549  Ribes californicum G. T. Nordstrom 1937-4-13 1069 San Luis Obispo 3.8.mi W.N.W. of Chimney Rock. 335 Comment
  SBBG72029  Ribes divaricatum var. pubiflorum R. Hoffmann 1930-4-18 San Luis Obispo Oceano 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
  CAS-BOT-BC212252  Ribes quercetorum Ira L. Wiggins 1932-3-25 5838 San Luis Obispo Small valley 3 miles NW of Paso Robles on Chimney Rock Road between Paso Robles and Adelaide. Comment
  UC1927967  Ribes roezlii Ann Cochran 1986-8-1 772 San Luis Obispo Sierra Nevada mountains, W side; Mountain Home State Forest 1676 Comment
  UCR223635  Ribes sanguineum var. glutinosum A. C. Sanders 2011-2-21 38720 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
  OBI7344  Ribes sanguineum var. glutinosum Mark Fresh 1976-3-2 18 San Luis Obispo Located 10 mi into See Canyon, 30 ft up from a stream Comment
  UC66684  Ribes sanguineum var. glutinosum N. K. Berg 1904-5-3 San Luis Obispo St. Margarita Comment
  POM97518  Ribes sericeum P. A. Munz 1926-4-9 10217 San Luis Obispo Willow Creek Road, 10 miles SW of Paso Robles. Comment
  OBI5286  Ribes speciosum Elizabeth Gollub 1974-1-24 64 San Luis Obispo Cal Poly Campus. E side of Crandall Gym Comment
  RSA0019664  Ribes speciosum Carl B. Wolf 1929-4-13 3462 San Luis Obispo North base of Cuesta Grade. 427 Comment
  RSA0019665  Ribes speciosum Cora W. Benson 1929-1-26 s.n. San Luis Obispo Hills, Pismo Beach. South Coast Range. 61 Comment
  UC570960  Ribes speciosum Herbert L. Mason 1929-10-12 5485 San Luis Obispo 4.3 mi w Atascadero; Atascadero Creek Comment
  CAS-BOT-BC207168  Ricinus communis Ynez Whilton Winblad 1937-6-17 s.n. San Luis Obispo Rossevelt Highway N of San Simeon Comment
  IRVC28942  Ricinus communis G. K. Helmkamp 2003-9-19 8146 San Luis Obispo Nipomo Mesa area. Pomeroy Rd, 0.2 mi S of Los Berros Rd. Central Coast 76 Comment
  OBI76693  Rigiopappus leptocladus Jason Dart, Kerri Johnson 2008-4-24 318 San Luis Obispo Straw Ridge Rd at Hwy 41, Creston (APN 004-943-005. Creston USGS 7.5' quad 351 Comment
  CAS-BOT-BC341000  Robinia pseudoacacia Ernest C. Twisselmann 1967-8-23 13568 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI36930  Rorippa curvisiliqua Eric Wise 1983-10-25 1867 San Luis Obispo Beck Lake. Approx 1 mi S of Creston Comment
  CAS-BOT-BC74843  Rorippa palustris var. palustris R. F. Hoover 1964-4-13 8695 San Luis Obispo Atascadero Lake. Comment
  OBI65850  Rosa californica D. R. Miller 1994-5-27 594 -385 San Luis Obispo Pine Mt Region, both sides of the road into Will Hearst (Coles) property, (at seasonal crk crossing) 800 Comment
  OBI19194  Rosa gymnocarpa David J. Keil 1979-5-13 13073 San Luis Obispo Santa Lucia Mts along Cuesta Ridge rd about 2 mi below Cuesta Botanical Area Comment
  OBI9987  Rubus armeniacus Richard L. Birchler 1968-5-22 18 San Luis Obispo Stenner Crk, near Santa Rosa St, San Luis Obispo Comment
  RSA128122  Rubus discolor Clare B. Hardham 1957-6-17 2237 San Luis Obispo Edge of Tassajara Creek. W of Santa Margarita. Comment
  OBI32345  Rubus parviflorus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15926 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini Ranch rd on dirt road leading onto slopes of Cypress Mtn Comment
  CAS-BOT-BC156991  Rubus ursinus Ernest C. Twisselmann 1959-4-10 5039 San Luis Obispo Irish Hills: Perfumo Canyon 106 Comment
  OBI29098  Rubus ursinus Karen Symonds 1982-7-17 2 San Luis Obispo Montana de Oro State Park, along coon Crk trl Comment
  SBBG104477  Rubus ursinus M. D. Proctor, E. A. Young 1993-4-17 ROB 474 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  CAS-BOT-BC156988  Rubus ursinus John Thomas Howell 1964-6-29 40727 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  CAS-BOT-BC156996  Rubus ursinus Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch Comment
  SBBG3111  Rubus ursinus C. B. Hardham 1958-2-22 2888 San Luis Obispo Cayucos Crk Comment
  UCD101020  Rumex acetosella G. K. Helmkamp 2004-2-7 8261 San Luis Obispo San Luis Obispo County: Central Coast: SE of Oceano along Halcyon Rd., just E of Mesa View Dr. 9 Comment
  UCR122836  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 1998-5-19 3876 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  SBBG118197  Rumex crispus J. Olson 2000-6-27 San Luis Obispo E side of main channel of Nacimiento River ca. 0.15 mi upstream from Twin Bridges; Camp Roberts Comment
  OBI37005  Rumex crispus Eric Wise 1982-5-17 1461 San Luis Obispo Spring W of Kerr "lake" MacMillan Rd, 8.6 mi NE of Hwy 46 on White Crk Ranch Comment
  CAS-BOT-BC433605  Rumex hymenosepalus R. F. Hoover 1968-4-17 11043 San Luis Obispo Eastern part of Cuyama Valley Comment
  OBI36544  Rumex kerneri David J. Keil 1985-1-21 18459 San Luis Obispo San Luis Obispo along Sacramento Dr between Capitolio and Via Esteban Comment
  SEINET10878576  Rumex kerneri J. Richard Abbott, B. S. Carlsward 1999-7-1 Abbott 12926 San Luis Obispo North of Point Piedras Blancas, just south of the Monterey County line; old coastal dunes (?). Comment
  OBI75370  Rumex salicifolius Michael Walgren 2011-5-25 244 San Luis Obispo San Simeon State Park along a trail in a disturbed grassland. About 30 m from the dunes and 30 m from Tortuga Crk which is the first unnamed crk upcoast of San Simeon Point. Comment
  UCR42655  Rumex salicifolius E. A. Wise 1984-7-17 1926 San Luis Obispo Central Coast, Toro Creek c. 1-2 km from the ocean Comment
  OBI31129  Sagina decumbens subsp. occidentalis Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands, Eastern valley Comment
  SBBG44798  Sagina maxima subsp. crassicaulis R. Hoffmann 1931-5-30 369 San Luis Obispo near coast, Oceano Comment
  OBI17197  Salicornia pacifica Robert F. Hoover 1946-10-15 6497 San Luis Obispo Avila Comment
  UCR38109  Salix A. C. Sanders, K. Berg 1985-3-3 5393 San Luis Obispo Central Coast, Oso Flaco Lake, south of Oceano, at end of Oso Flaco Lake Road 3 Comment
  CAS-BOT-BC103252  Salix bonplandiana W. R. Dudley 1902-4-4 s.n. San Luis Obispo in town of San Luis Obispo Comment
  OBI52080  Salix breweri Steven A. Junak 1990-5-15 4336 San Luis Obispo Santa Lucia Mts: near S edge of Cuesta Ridge Botanical Area, in small side cyn in upper middle fork of Chorro Crk, just upstream from "Dead Miner's CAmp" at N end of Pick and Shovel Mine 610 Comment
  OBI59655  Salix breweri David J. Keil, with Jill Bushakra 2001-6-14 29558 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CAS-BOT-BC103934  Salix exigua R. F. Hoover 1968-4-16 11032 San Luis Obispo Cuyama River bed at Chalk Mt., Cuyama Valley Comment
  OBI31682  Salix laevigata Smeltzer, Turnquist 1982-4-21 54 San Luis Obispo Collected from rear parkingarea along NE lake edge in Laguna Lake Park Comment
  UC536870  Salix laevigata M. E. Jones 1934-4-5 San Luis Obispo Pismo Beach Comment
  SD247502  Salix lasiolepis Mark A. Elvin 2014-12-18 7858 San Luis Obispo Central Coast: Guadalupe Dunes, Guadalupa-Nipomo Dunes National Wildlife Refuge, Colorada Pond, ca 80 m from S Refuge boundary. 17 Comment
  UC1135005  Salix lasiolepis B. Bolt 1936-2-25 594 San Luis Obispo 1/2 mi nw Morro; Cayucos Quadrangle 0 Comment
  UCR115567  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2000-4-20 5396 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  CAS-BOT-BC107120  Salix lasiolepis Clare B. Hardham 1966-3-22 14029 San Luis Obispo Streambed between Pine Mountain and Rocky Butte Comment
  CDA17871  Salix lasiolepis Austin Griffiths 1987-4-11 18100 San Luis Obispo Santa Lucia Mountains; Arroyo de la Cruz along E bench of creek, near streamflow gauge station. 0 Comment
  OBI36894  Salix lasiolepis Eric Wise 1981-9-29 1254 San Luis Obispo Lopez Cyn. approx 6 mi NW of Hi Mtn rd Comment
  OBI9823  Salix lasiolepis Eben McMillan 1954-3-9 161 San Luis Obispo 2 mi S of Cholame Comment
  CAS-BOT-BC107237  Salix lasiolepis var. bigelovii Ernest C. Twisselmann 1965-11-2 11697 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  CAS-BOT-BC107243  Salix lasiolepis var. bigelovii R. F. Hoover 1967-5-6 10557 San Luis Obispo White Lake, south of Arroyo Grande Comment
  RSA92618  Salix lasiolepis var. bigelovii F. W. Peirson 1925-3-25 9606 San Luis Obispo Morro. Comment
  UCR265753  Salix sitchensis Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7630 San Luis Obispo Central Coastal: Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, c. 250 m from Pacific Ocean 9 Comment
  JEPS70178  Salix sitchensis Robert J. Rodin 1969-7-4 8353 San Luis Obispo near Cypress trees 1/2 mi down on w side from Sargent Cypress Forest by spring Sargent Cypress Forest Comment
  HSC14328  Salvia carduacea D. A. Shally 1965-4-13 21 San Luis Obispo Avenal Cattle Association land, 10 mi. S of Shandon Comment
  OBI13567  Salvia carduacea Eben McMillan 1952-4-26 54 San Luis Obispo Shanson Comment
  POM283375  Salvia carduacea Lyman Benson 1932-5-9 3558 San Luis Obispo Upper Cuyama Valley, Temblor Mt. Ranges 610 Comment
  SEINET9313578  Salvia carduacea Unknown 2000-4-11 15338 San Luis Obispo San Luis Comment
  OBI78833  Salvia columbariae Alonzo Llamas, Matthew Mattson, Lizz Silva, Riley Shiraishi 2014-4-24 1 San Luis Obispo Across trail from Prospect Fire Lookout Tower, 20 minute hike up dirt road from paved street 468 Comment
  UCLA27611  Salvia columbariae Ira L. Wiggins 1932-3-24 5841 San Luis Obispo w of Paso Robles (hills near Adelaide) Comment
  UC1124771  Salvia grahamii H. C. Lee 1936-4-9 560 San Luis Obispo 0.75 mi se Head of Davis Canyon; San Luis Obispo National Forest, Port San Luis Quad. 228 Comment
  OBI4932  Salvia mellifera Robert F. Hoover 1967-2-18 10208 San Luis Obispo Diablo Cyn, San Luis range Comment
  RSA586589  Salvia mellifera F. L. Johnson, E. A. Young 1993-5-26 ROB- 630 San Luis Obispo Whiskey Spring Comment
  UC1124787  Salvia mellifera G. T. Nordstrom 1937-4-19 1090 San Luis Obispo 2.7 mi s Chimney Rock; Adelaida Quad. 579 Comment
  OBI13541  Salvia mellifera H. E. McMinn 1931-4-15 106 San Luis Obispo Morro Rd Comment
  SBBG6508  Salvia sonomensis C. B. Hardham 1958-4-9 3048 San Luis Obispo Cuesta Comment
  OBI25905  Salvia sonomensis Eric Lamers 1981-3-3 18 San Luis Obispo Cuesta Ridge along roadside 1 mi from radio towers Comment
  OBI26699  Salvia sonomensis Ralph N. Philbrick, Dara E. Emery & Robert J. Rodin 1974-5-29 s.n. San Luis Obispo Just S of TV tower, near Cuesta Summit and hwy 101 Comment
  CHSC3930  Salvia spathacea D. B. Joley 1967-3-22 4 San Luis Obispo In a vacant lot, ca. 20 feet n of Los Osos Valley Rd. and Rieger Rd. of a dirt rd. and ca. 50 ft n of Los Osos Valley Rd., Los Osos. 60 Comment
  UC25751  Salvia spathacea Jos. Burtt Davy 1901-1-31 San Luis Obispo near Paso Robles; Santa Lucia Mts. Comment
  JEPS4894  Sambucus mexicana Roxana S. Ferris and R. Bacigalupi 1953-7-24 12692 San Luis Obispo just e State Highway 1 and S.P.R.R. tracks (4 mi s of Oceano, on margin of lily pond); Black Lake Canyon Comment
  OBI8792  Sanicula arguta Robert F. Hoover 1947-4-16 6930 San Luis Obispo West base of Cerro Romauldo near San Luis Obispo Comment
  UC754985  Sanicula arguta R. F. Hoover 1947-3-8 6654 San Luis Obispo San Simeon Comment
  UCD127919  Sanicula arguta G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6584 San Luis Obispo San Luis Obispo County: Irish Hills, Clark Valley Road, 4.2 miles south of Los Osos Valley Road (East of Los Osos.) 274 Comment
  OBI31943  Sanicula crassicaulis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14367 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCR118790  Sanicula crassicaulis George K. Helmkamp 1997-3-8 1453 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  OBI8442  Sanicula crassicaulis Lynne D. Althouse 1977-4-2 19 San Luis Obispo Wolfe's horse ranch near San Luis high school 130 Comment
  UC794419  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-23 3269 San Luis Obispo 2 mi w of San Luis Obispo (along Steiner Creek); Steiner Creek Comment
  OBI55091  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr, Carroll E. Wood Jr 1949-4-24 3274 San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  OBI55649  Sanicula laciniata David J. Keil 1989-5-3 21207 San Luis Obispo San Luis Obispo hillsides between Los Osos Valley Rd and Prefumo Canyon rd accessed from end of Diablo Dr. at site of proposed Irish Hills Golf course Comment
  OBI77079  Sanicula laciniata David J. Keil 1998-3-27 26493 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997. 244 Comment
  SBBG107532  Sanicula laciniata C. B. Hardham 1959-4-12 4232 San Luis Obispo Cambria Comment
  RSA0034926  Satureja douglasii A. Lee Haines 1973-5-19 s.n. San Luis Obispo Santa Rita Creek, Santa Lucia Mountains. 304 Comment
  OBI8745  Scandix pecten-veneris John Young 1967-4-4 9 San Luis Obispo Poly Cyn, W side hill slope Comment
  CAS-BOT-BC283121  Schedonorus arundinaceus Ernest C. Twisselmann 1958-8-23 4737 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo, Temblor Range and the Western San Joaquin Valley 665 Comment
  CAS-BOT-BC283126  Schedonorus arundinaceus Ira L. Wiggins 1956-7-26 13784 San Luis Obispo Chandler Lake Comment
  OBI38297  Schismus arabicus David J. Keil 1985-5-5 18753 San Luis Obispo Black Lake Cyn on Nipomo Mesa SE of Oceano Comment
  CAS-BOT-BC239947  Schismus arabicus Roxana S. Ferris 1955-5-24 12821 San Luis Obispo Cuyama Valley E of Cuyama on State Highway 166 ca. 1.5 mi. NW of junction with U. S. Highway No. 399 Comment
  OBI22195  Schismus arabicus Robert F. Hoover 1947-5-10 7149 San Luis Obispo Cuyama Valley, E of river bridge on main hwy Comment
  CHSC56892  Schoenoplectus americanus L. P. Janeway 1988-5-21 2678 San Luis Obispo Northeast-facing slope above south end of Cholame Valley. 426 Comment
  OBI76847  Schoenoplectus americanus George Butterworth 2012-9-22 878 San Luis Obispo Carrizo Plain Ecological Reserve American Unit. Eagle Field pond 701 Comment
  RSA175163  Schoenoplectus californicus Robert F. Thorne, Percy C. Everett 1962-10-3 31399 San Luis Obispo Near Oso Flaco Lake. 5 Comment
  OBI58235  Schoenoplectus pungens Austin P. Griffiths 1987-5-18 18189 San Luis Obispo Guadalupe Dunes. Drainage ditch leading eastward from parking lot, southside, Oso Flaco Lake Comment
  OBI59682  Schoenoplectus pungens Larry Kelly 1989-5-21 345 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  IRVC29567  Scirpus microcarpus Mark A. Elvin, M. Moore, N. Huber, R. Leverette 2006-5-11 4832 San Luis Obispo Camp San Luis Obispo; E of Hwy 1, springs along Chorro Creek upstream from Chorro Creek Reservoir. Central Coastal 259 Comment
  CDA11352  Scribneria bolanderi G. F. Hrusa 1995-4-16 12075 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass on slope near road in area burned the previous summer. Approx. 2.5 m. NW of US 101. Uncommon. Small colony on N-facing burned flat immediately beyond Botanical Area, in site where water has stood in winter season. Annual. Comment
  UC455539  Scrophularia californica C. L. Flint 1914-5-1 San Luis Obispo Reservoir <Cannon> Comment
  OBI9236  Scrophularia californica Robert F. Hoover 1959-5-23 8506 San Luis Obispo E of Baywood Park Comment
  OBI13498  Scutellaria tuberosa Robert F. Hoover 1964-6-5 8909 San Luis Obispo Ridge SE of Cuesta Pass Comment
  RSA770165  Sedella pentandra David J. Keil 1998-4-28 26933 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. Comment
  UC1969525  Sedum radiatum David Keil with Rhonda Riggins and D. R. Miller 1998-5-27 27518 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd. 22.4 miles NE, then NW from Hwy 1, NW of Burnett Peak, 1 mile from Monterey Co. line. Comment
  RSA799117  Selaginella Forrest Freund, J. M. Porter 2013-3-19 121 San Luis Obispo La Panza Range. Along California Highway 58 (Calf Canyon Highway), 0.9 miles west of the junction with Golden Lane and 0.9 miles east of the junction with County Road 229. 812 Comment
  OBI66466  Selaginella bigelovii David J. Keil, Lisa Andreano, Mike Wahlgren, and Kerry Knudson 2006-12-16 s.n. San Luis Obispo Estero Bluffs State Park. Rocky Hill on grassy/weedy coastal terrace overlooking ocean west of highway 1. Comment
  OBI82655  Senecio aphanactis David J. Keil, with V. L. Holland 2015-6-19 33247 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 110 Comment
  NY233224  Senecio blochmaniae Blochman 11 1892 s.n. San Luis Obispo Santa Maria River Comment
  OBI4444  Senecio blochmaniae Robert J. Rodin 1959-5-26 6354 San Luis Obispo At S end of Morro Bay Comment
  POM203012  Senecio breweri Frank Hatch 1932-4-16 s.n. San Luis Obispo Hillsides at Paso Robles. Comment
  OBI15504  Senecio douglasii var. douglasii Robert F. Hoover 1965-9-18 9579 San Luis Obispo Morano Canyon, E of Santa Margarita Comment
  CAS-BOT-BC329112  Senecio flaccidus var. douglasii E. L. Painter 2001-7-24 CR- 257 San Luis Obispo on S side of Boy Scout Road, above Nacimiento River 190 Comment
  UC2027558  Senecio vulgaris Greg Wilvert 2005-4-25 331 San Luis Obispo Southeast Half of the Caliente Range: Wells Canyon Comment
  UCR132014  Senecio vulgaris George K. Helmkamp 2003-7-31 8065 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  OBI63038  Senna multiglandulosa D. R. Miller, E. A. Appel 2001-5-28 501 /741 San Luis Obispo Along road in from Polar Star barn towards P.S. mining claim cabin Comment
  OBI28895  Setaria viridis Rhonda Riggins 1981-6-29 1237 San Luis Obispo Cal Poly Campus. NE juniper lawn, Fisher Science Hall Comment
  CDA6644  Sherardia arvensis David J. Keil 1998-4-1 26687 San Luis Obispo At LeRoy Baldwin property, 2051 O Connor Way, southwest of San Luis Obispo. 0 Comment
  JEPS99134 Image available Sidalcea hickmanii subsp. anomala Clare B. Hardham 1958-5-3 3169 San Luis Obispo Cuesta, Sargent Cypress Forest Comment
  UCR115799  Sidalcea malviflora subsp. laciniata George K. Helmkamp, E. A. Helmkamp 2000-4-20 5406 San Luis Obispo Central Coast, road crest between See Canyon Road and Prefumo Canyon Road, SW of San Luis Obispo 320 Comment
  OBI69224  Sidalcea malviflora subsp. laciniata Benjamin E. Carter 2001-3-1 23 San Luis Obispo Chumash Crk, across hwy 1 from Cuesta College Comment
  UC52168  Sidalcea malviflora subsp. laciniata Mrs. R. W. Summers San Luis Obispo Comment
  PASA1752  Sidalcea parviflora 1929-5-4 San Luis Obispo near Santa Margarita Comment
  UCR147228  Silene armeria George K. Helmkamp, E. A. Helmkamp 2004-8-15 8788 B San Luis Obispo Central Coast, Nipomo Mesa. Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi S. of jct. of Halcyon Rd., SE of Oceano 76 Comment
  CAS-BOT-BC392458  Silene gallica Clare B. Hardham 1956-7-15 1181 San Luis Obispo Santa Lucia Mountains; Paradise Valley, Atascadero Stream. Comment
  SBBG95567  Silene laciniata subsp. laciniata R. H. Toft 1986-5-21 20 San Luis Obispo 1/8 mi S of Broderson Rd, just SW from center of town of Los Osos Comment
  RSA355826  Silene laciniata subsp. major R. F. Thorne 1968-6-7 37783 San Luis Obispo Jack Lake. Near lake, ca. 3 miles S of Oceano. Comment
  RSA65693  Silene laciniata subsp. major F. W. Peirson 1920-7-29 2221 San Luis Obispo 1 mile south of Pismo Beach. Comment
  UC1137889  Silene laciniata subsp. major H. C. Lee 1936-3-25 539 San Luis Obispo 1 1/2 mi n Arroyo Grande; San Luis Obispo National Forest, Arroyo Grande Quad. Comment
  UCSB48313  Silene lemmonii Hardham, Clare 1961-6-1 San Luis Obispo Rocky Butte 914 Comment
  OBI28144  Silybum marianum Rick Frelinger 1982-5-10 57 San Luis Obispo In Reservoir Cyn, San Luis Obispo Comment
  OBI31121  Silybum marianum Julie M. Vanderwier 1978-6-20 82 San Luis Obispo Indian Knob Tar Sands Comment
  OBI82384  Sinapis arvensis David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33484 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone Comment
  RSA648506  Sisyrinchium bellum Charles D. Dunn 1972-4-15 s.n. San Luis Obispo Perfumo Canyon 61 Comment
  RSA517412  Sisyrinchium bellum Steven A. Junak 1989-4-27 3984 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres National Forest, Santa Lucia Mountains: West Cuesta Ridge, along north side of main road (USFS Road #29S11.3)., At vehicle pull-out area, about 2.0 miles west of east boundary sign, roughly 5.0 miles west of Highway 101 811 Comment
  UCR266044  Solanum americanum David J. Keil 2012-7-18 31419 San Luis Obispo Central Coast, Grover Beach. Hwy 1, c. 0.3 miles north of Grand Ave. Roadside zone in area with Mobile home park to west and railroad tracks to east 6 Comment
  OBI37275  Solanum douglasii Eric Wise 1981-7-26 971 San Luis Obispo Poly Cyn. Cal Poly Campus Comment
  UC1125195  Solanum douglasii H. A. Jensen 1930-7-6 37 San Luis Obispo Mouth of San Carpoforo Creek San Carpoforo Creek 15 Comment
  UCR91834  Solanum douglasii George K. Helmkamp 1996-5-25 1055 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
  OBI66091  Solanum douglasii D. R. Miller 1995-11-20 1195 -604 San Luis Obispo Pine Mt Region. Creekway at Egebergs water dam, San Simeon crk drainage 610 Comment
  OBI8495  Solanum douglasii R. D. McCall 1978-10-28 11 San Luis Obispo Res. Cyn near gate Comment
  UC702946  Solanum douglasii Alice Eastwood 1941-4-21 18966 San Luis Obispo Parfuma Canyon Comment
  SBBG6665  Solanum physalifolium var. nitidibaccatum E. F. Paddock 1951-8-4 419 San Luis Obispo riverbed ca. 2 mi W of Shandon Comment
  IRVC29223  Solanum sarrachoides G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8837 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  CAS-BOT-BC157502  Solanum umbelliferum R. F. Hoover 1964-6-7 8987 San Luis Obispo San Carpoforo Creek just above Windy Point Comment
  SBBG81968  Solanum umbelliferum C. F. Smith 1950-5-4 2768 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  UC1125048  Solanum umbelliferum G. T. Nordstrom 1937-4-13 1064 San Luis Obispo 2.7 mi nw of Chimney Rock 396 Comment
  CAS-BOT-BC236435  Solanum umbelliferum Alice Eastwood 1925-5-19 15172 San Luis Obispo Pettitt's Canyon Comment
  OBI9137  Solanum umbelliferum Robert F. Hoover 1966-9-12 9987 San Luis Obispo Bed of Santa Maria River N of Santa Maria Comment
  RSA141764  Solanum umbelliferum Clare B. Hardham 1957-4-18 1697 San Luis Obispo Santa Rita Creek 4 miles west of Templeton. Comment
  CDA13499  Solanum xanti G. Perez 1997-12-2 s.n. San Luis Obispo Hwy 1 in Cambria, at ranch entry way, 45 Comment
  HSC32490  Solanum xanti J. D. Ackerman 1974-7-24 398 San Luis Obispo S end of Morro Bay at Baywood Park, N end of 13th St. Comment
  OBI57029  Solanum xanti G. F. Hrusa 1998-4-25 14213 San Luis Obispo La Panza Range. Immed above La Panza Camp. Pozo Summit 7.5' quad 640 Comment
  SBBG94027  Solanum xanti S. A. Junak with T. J. Ayers 1989-4-12 3950 San Luis Obispo just N of main rd (USFS Rd 29S11.3), on slopes just NW of KSBY Television towers at E end of Cuesta Ridge Botanical Area 749 Comment
  OBI9095  Solanum xanti Robert F. Hoover 1947-3-16 6675 San Luis Obispo Coast just S of Monterey Co line Comment
  OBI9110  Solanum xanti B. A. Smith 1966-4-8 30 San Luis Obispo 2 mi from Los Osos Valley Rd on Perfumo Cyn rd Comment
  RSA733870  Solanum xanti Keith E. Hoffmaster 1935-7-1 667 San Luis Obispo 7 mi So. of Arroyo Grande. Comment
  OBI15458  Solidago confinis Robert F. Hoover 1966-11-2 10194 San Luis Obispo Baywood Park Comment
  SBBG25419  Solidago confinis L. E. Allen 1966-8-24 San Luis Obispo Oso Flaco Lake Comment
  OBI80296  Solidago elongata Sophia Levin 2014-11-11 2 San Luis Obispo 1269 Bond Street, San Luis Obispo 71 Comment
  CAS-BOT-BC365183  Solidago velutina subsp. californica Mary Strong Clemens 1921-10-3 s.n. San Luis Obispo Santa Lucia Pk. Comment
  OBI46210  Solidago velutina subsp. californica David J. Keil 1982-6-27 16321 San Luis Obispo Hills overlooking Los Osos from the S Comment
  SBBG16066  Soliva sessilis M. A. Piehl 1963-4-21 63100 San Luis Obispo Los Osos Valley Rd, ca. 1 mi E of Los Osos 10 Comment
  CAS-BOT-BC365916  Soliva sessilis John Thomas Howell 1964-6-29 40832 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  JEPS97085  Soliva sessilis M. D. Proctor and E. A. Young 1993-4-17 ROB 455 San Luis Obispo Cerro Romualdo, N side of Camp San Luis Obispo Comment
  OBI30663  Sonchus oleraceus David J. Keil 1981-5-19 14735 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  CAS-BOT-BC236523  Sorghum bicolor Ernest C. Twisselmann 1968-9-16 14931 San Luis Obispo Highway 46, across the river from Shandon 313 Comment
  OBI22233  Sorghum halepense Suzi Ziegler 1967-9-29 78 San Luis Obispo Side of HWy 1 about 5 mi N of Cal Poly Comment
  CAS-BOT-BC236577  Sorghum halepense Ernest C. Twisselmann 1967-9-15 13702 San Luis Obispo Choice Valley Road, just below Grants Lake, Temblor Range and the Western San Joaquin Valley 579 Comment
  UCSB37299  Sparganium eurycarpum Edge, Lyda 1971-11-2 San Luis Obispo edge of Oso Flaco Lake Comment
  UCSB37300  Sparganium eurycarpum Edge, Lyda 1971-11-2 San Luis Obispo edge of Oso Flaco Lake Comment
  UCSB38035  Sparganium eurycarpum Ferren, Wayne 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  OBI77317  Sparganium eurycarpum var. greenei Michael Walgren 2012-9-16 287 San Luis Obispo SW edge of the mouth of Santa Rosa Crk, Cambria. Adj to Shamel Cnty park 2 Comment
  RSA165638  Spergularia bocconi Clare B. Hardham 1961-1 1961 San Luis Obispo Protestant cemetery, Cambria. Santa Lucia Mts. Comment
  UC1614378  Spergularia macrotheca Charles M. Belshaw 1936-3-23 1702 San Luis Obispo vicinity San Luis Obispo Comment
  OBI51196  Spergularia macrotheca var. macrotheca Jan Barber 1994-5-29 179 San Luis Obispo San Simeon State Park Comment
  SD178171  Spergularia macrotheca var. macrotheca G. K. Helmkamp 2004-2-10 8268 San Luis Obispo Central Coast: southeast of Oceano along Halcyon Rd., 0.2 mi east of Mesa View Dr. 75 Comment
  CAS-BOT-BC390900  Spergularia marina Ernest C. Twisselmann 1954-5-4 1172 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Andreas Fault, Palo Prieta Summit. (Discovery Spring) 670 Comment
  OBI57323  Spergularia marina David J. Keil 1998-4-20 26847 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI64469  Spergularia marina David J. Keil 2001-5-10 29435 San Luis Obispo Bitterwater Road, Pinole Spring. 10.1 road miles north from Highway 58 at site of stone springbox on slope below road. Vicinity of 35.49703 deg. N x 120.07248 deg. W. 689 Comment
  OBI65056  Spergularia marina Greg Wilvert 2005-4-17 263 San Luis Obispo SE Half of the Caliente Range. 1.1 km SSW of Quail Springs Reservoir Comment
  SBBG118997  Spergularia rubra E. Painter, M. Wetherwax 2001-4-26 CR 223 San Luis Obispo rd through Training Area O, SW of jct of Tower and C-25 rds; Camp Roberts 254 Comment
  UCR122640  Spergularia rubra George K. Helmkamp, E. A. Helmkamp 1998-5-19 3882 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  UC1392651  Stachys ajugoides var. ajugoides Mrs. R. W. Summers 1887-4-5 680 San Luis Obispo San Luis Obispo Comment
  UCR38997  Stachys albens David J. Keil 1983-10-30 18030 San Luis Obispo South Coast Range, c. 3 mi south of Creston along west Branch of Huerhuero Creek 381 Comment
  NY42952  Stachys bullata J. B. Walker 1995-4-14 1342 San Luis Obispo E of Nipomo, along Hwy 166, just E of Suey Creek Rd 200 Comment
  OBI55641  Stachys bullata David J. Keil 1989-6-9 21242 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  RSA0039406  Stachys bullata LeRoy Gross, Evan Meyer 2014-4-15 6254 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  UCR118356  Stachys bullata George K. Helmkamp, E. A. Helmkamp 1998-6-30 4223 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
  UC456145  Stachys bullata Unangst 1906-5-5 638 San Luis Obispo near San Luis Obispo (Poly farm); Steiner Creek Comment
  SBBG107356  Stachys rigida C. B. Hardham 1960-6-1 5964 San Luis Obispo edge of one of the Burnett Peak Cypress groves Comment
  UCR266647  Stebbinsoseris heterocarpa David J. Keil 1998-4-14 26731 San Luis Obispo Los Padres National Forest. Hills north of Cuyama River, near Adobe trailhead, 6.3 mi northeast of junction with Tepusquet Canyon Road on Hwy 166 395 Comment
  JEPS36351  Stebbinsoseris heterocarpa W. L. Jepson 1927-4-26 12004 San Luis Obispo w Simmler (at road junction to Cholame from the La Panza--Simmler Road); North Carrizo Plain Comment
  SBBG36522  Stebbinsoseris heterocarpa H. and M. Dearing 1938-5-8 2609 San Luis Obispo S of San Luis Obispo Comment
  OBI31464  Stellaria media Joy Nishida, Robert Allen 1982-4-10 257 San Luis Obispo American Cyn, near stream in campground 524 Comment
  RSA0036666  Stellaria media subsp. pallida LeRoy Gross, Evan Meyer 2014-4-15 6245 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. [From] Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  OBI64400  Stellaria nitens David J. Keil 2001-3-28 29193 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  UCSB15875  Stellaria nitens Breedlove, Dennis 1962-3-29 San Luis Obispo 19.1 miles west of Simmler, La Panza Range 594 Comment
  CAS-BOT-BC375157  Stephanomeria cichoriacea Ernest C. Twisselmann 1956-12-16 3260 San Luis Obispo Santa Lucia Range: Old Creek Canyon 182 Comment
  UC1224755  Stephanomeria cichoriacea R. F. Hoover 1947-10-11 7409 San Luis Obispo near Cayucos; Old Creek Comment
  OBI66099  Stephanomeria exigua D. R. Miller 1994-8-4 894 -518 San Luis Obispo Pine mt Region. On ridge rd below Air Strip area on rd cut. San Simeon Crk drainage 792 Comment
  OBI72968  Stephanomeria exigua subsp. carotifera Ann Cochran 1986-7-26 41 San Luis Obispo Area around fire station. T30s, R18E, sec 13 579 Comment
  UC217665  Stephanomeria exigua subsp. coronaria Katharine Brandegee 1912-10-2 San Luis Obispo San Miguel Mission Comment
  SEINET196441  Stephanomeria exigua subsp. coronaria R. F. Hoover 1946-9-15 6411 San Luis Obispo San juan River crossinfg on Pozo Simmler road Comment
  CAS-BOT-BC375450  Stephanomeria exigua subsp. exigua Ernest C. Twisselmann 1962-10-10 7915 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains School 624 Comment
  CAS-BOT-BC375897  Stephanomeria virgata R. F. Hoover 1957-8-28 8399 San Luis Obispo Between Rock & Butte and Pine Mt. Comment
  CDA26788  Stephanomeria virgata subsp. virgata David J. Keil 1998-10-9 28187 San Luis Obispo Elkhorn Plain, Elkhorn Road, circa 6 miles northwest of Kern County line. 0 Comment
  SJSU3427  Stipa cernua C. W. Sharsmith 1962-4-22 6884 San Luis Obispo Carrizo Rocks on margin of Carrizo Plain c. 4 mi SW of Simmler, eastern San Luis Obispo County. Comment
  OBI22267  Stipa lepida Robert F. Hoover 1952-5-11 8176 San Luis Obispo W slope of La Panza Range Comment
  OBI81474  Stipa miliacea Jose Vazquez, Megan Charney, Logan Williams , Rachel Katz 2015-10-31 1 San Luis Obispo Plant collected two feet from Mariposa Trailhead Comment
  OBI33582  Stipa pulchra Melissa Luckow, Gerry Rendon 1980-4-4 15 San Luis Obispo Poly Cyn, near arch to the cyn Comment
  OBI22288  Stipa speciosa Robert F. Hoover 1949-5-1 7637 San Luis Obispo Summit of Cottonwood Pass Comment
  OBI73001  Streptanthus glandulosus subsp. glandulosus David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25416 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  OBI74303  Stylocline gnaphaloides Theo Fitanides, Anthony Baniaga 2010-4-10 102 San Luis Obispo Tierra Redonda Mtn BLM ACEC 599 Comment
  UCSB36516  Suaeda californica Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo NE shore of bay; N of museum; Morro Bay State Park Comment
  OBI28843  Suaeda nigra David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14466 San Luis Obispo Rd at S end of Soda lake ca 1/4 mi E of Soda Lake Rd Comment
  UCSB38582  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Soda Lake; 30.4 mi. NW of junction of Westside Hwy. and Soda Lake Rd.; Carrizo Plain Comment
  RSA770191  Suaeda taxifolia David J. Keil 1999-5-20 28349 San Luis Obispo Pismo Beach. Along Cypress Street. Comment
  CAS-BOT-BC99112  Symphyotrichum chilense Ernest C. Twisselmann 1965-11-2 11707 San Luis Obispo Highway 1 on the north slope of Arroyo Hondo 15 Comment
  UC455485  Symphyotrichum subspicatum I. J. C. and W. F. Ewing 1908-11-14 San Luis Obispo Oceano Comment
  SBBG113916  Systenotheca vortriedei C. B. Hardham 1961-4-26 6913 San Luis Obispo Franklin Crk, near Adelaida Comment
  OBI80969  Tagetes pringlei Lauren Mocettini, Kathy Masaryk 2015-11-17 San Luis Obispo Poly Canyon, Cal Poly Campus. Outside Poly Canyon VIllage Comment
  CDA21194  Tamarix parviflora M. Lea 2007-3-28 PDR 1450402 San Luis Obispo South Coast Ranges; Cuyama River near Hwy 166 at MM 35.0. 0 Comment
  OBI78481  Tamarix parviflora Craig Woods 1978-11-4 71 San Luis Obispo At the end of Soda Lake on the Carrizo Plain 579 Comment
  OBI77260  Tauschia arguta Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 444 San Luis Obispo American Cyn campground Comment
  UC1287869  Tauschia arguta Tracey and Viola Call 1966-5-7 2474 San Luis Obispo slope 0.5 mi se La Panza Pass; se of La Panza Pass 762 Comment
  OBI78454  Thalictrum fendleri David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15937 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk Rd and Fiscalini Ranch Rd on dirt rd leading onto slopes to Cypress Mtn Comment
  UC1129926  Thermopsis californica var. californica T. M. Hendrix 1937-5-9 160 San Luis Obispo 4 mi sw New District School; Pozo Quadrangle Comment
  OBI12734  Thermopsis californica var. californica A. Ahmad 1963-4-23 37 San Luis Obispo Nipomo Mts Comment
  POM96426  Thysanocarpus curvipes var. curvipes P. A. Munz 1926-4-9 10245 San Luis Obispo Near Arroyo Grande. Comment
  CAS-BOT-BC67159  Thysanocarpus laciniatus Roxana S. Ferris 1929-4-16 7674 San Luis Obispo 8 miles north of Cayucos. Comment
  OBI44830  Thysanocarpus laciniatus David J. Keil 1985-3-31 18509 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill Rd and hwy 229 Comment
  OBI31272  Toxicodendron diversilobum Joy Nishida, Melissa Luckow 1983-3-10 547 San Luis Obispo 1.8 miles south of American Canyon Campground. Comment
  OBI13436  Trichostema lanatum Robert F. Hoover 1946-6-15 6150 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  OBI28000  Trichostema lanatum Joan Coffey 1972-5-13 12 San Luis Obispo Cuesta Ridge Comment
  RSA321862  Trichostema lanceolatum Jerry Copeland 1973-9-22 1032 San Luis Obispo Sierra Madre Road, 0.3 miles south of Highway 166. Comment
  UC456186  Trientalis latifolia I. J. Condit 1908-4-1 San Luis Obispo Reservoir Canyon Comment
  SBBG124768  Trifolium C. B. Hardham 1961-4-14 7376 San Luis Obispo headwaters of Santa Rosa Crk Comment
  UC16419  Trifolium albopurpureum var. albopurpureum Estrella L. Jared 1897-3-4 San Luis Obispo South Coast Ranges Comment
  OBI60644  Trifolium bifidum David J. Keil 1986-4-13 19156 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI38056  Trifolium bifidum David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18162 San Luis Obispo American Cyn area in La Panza Mts Comment
  SBBG18770  Trifolium bifidum var. decipiens C. B. Hardham 1961-4-14 7377 San Luis Obispo headwaters of Santa Rosa Crk Comment
  OBI45424  Trifolium campestre David J. Keil, Mark Meredith 1984-4-14 18123 San Luis Obispo ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  OBI58078  Trifolium campestre David J. Keil 1998-5-18 27294 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  OBI42775  Trifolium ciliolatum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15981 San Luis Obispo 5.9 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading to Cypress Mtn via steiner Crk. 2 mi W of Warrens' cabin (at base of mtn) Comment
  UC52179  Trifolium depauperatum var. hydrophilum Mrs. R. W. Summers San Luis Obispo beside; rr Comment
  OBI28790  Trifolium depauperatum var. truncatum Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-4-4 735 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna River crosses the rd Comment
  OBI72295  Trifolium depauperatum var. truncatum Anthony Baniaga, Theo Fitanides 2010-4-18 133 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  OBI72453  Trifolium fucatum M. Wetherwax & E. L. Painter, J. Froland 2000-4-20 SLO- 116 San Luis Obispo Camp San Luis Obispo. W side of Seep, S of large serpentine outcrop W of chorro reservoir 200 Comment
  UC165587  Trifolium gracilentum I. J. Condit 1909-4-17 4 San Luis Obispo Paso Robles Comment
  OBI37868  Trifolium microcephalum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18730 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte 869 Comment
  UCSC006031  Trifolium microdon Randall Morgan 1996-5-9 2938 San Luis Obispo Grassland E of Laguna Lake Comment
  UCR32066  Trifolium variegatum David J. Kei