Search Results — 2000 specimen records retrieved (1141 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA43219  Abronia maritima Robert F. Hoover 1946-8-4 6269 San Luis Obispo North end of Morro Bay Comment
  OBI12217  Abronia pogonantha Robert F. Hoover 1952-5-6 8154 San Luis Obispo 6 mi E of Creston on La Panza rd Comment
  UC1315012  Abronia pogonantha R. F. Hoover 1967-4-9 10416 San Luis Obispo near n end of Elkhorn Plain (Canyon in Temblor Range); Temblor Range Comment
  CAS-BOT-BC229437  Abronia umbellata Mrs. E. C. Van Dyke 1928-7-1 s.n. San Luis Obispo Pismo Comment
  OBI78792  Abronia umbellata David J. Keil 2013-9-4 32019 San Luis Obispo Morro Bay State Park. South of Los Osos Middle School sports fields. 19 Comment
  CAS-BOT-BC229436  Abronia umbellata K. L. Chambers 1966-8-30 2473 San Luis Obispo Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay Comment
  CAS-BOT-BC229442  Abronia umbellata Ernest C. Twisselmann 1955-10-1 2426 San Luis Obispo Sand dunes at southwest end of Morro Bay 7 Comment
  RSA0051631  Abronia umbellata W. M. Arbaugh 1968-4-28 255 San Luis Obispo Oso Flaco Lake. Comment
  OBI5031  Abronia umbellata var. umbellata Robert J. Rodin 1956-5-29 6088 San Luis Obispo At S end of Morro Bay Comment
  OBI80406  Acacia longifolia Rachel Gasparini, Shelby Stanton, Chloe Gabel, Laurren Hinkley, Dennis Smith 2015-1-23 1 San Luis Obispo Oceano Dunes along the dune trail near the Oceano Campground. 5 Comment
  UCR29872A  Acaena pinnatifida var. californica David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14373 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  CAS-BOT-BC436996  Acaena pinnatifida var. californica R. F. Hoover 1949-5-7 7663 San Luis Obispo Just north of Piedras Blancas Point Comment
  OBI25082  Acer macrophyllum David J. Keil, Dirk Walters 1980-4-26 13824 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI3234  Acer macrophyllum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15928 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
  OBI22828  Acer negundo Jay B. Hunt 1955-10-24 s.n. San Luis Obispo Cal Poly , Lawn W of Ad. bldg Comment
  OBI35371  Achillea millefolium Helen Jones 1982-8-7 69 San Luis Obispo Piedras Blancas Point Comment
  OBI35430  Achillea millefolium Melody Dickens 1980-4-16 14 San Luis Obispo Morro rock, Morro Bay. Found various locations entire area 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
  OBI65945  Achillea millefolium Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-9 40 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1. Beyond Gilardi Rd on ranch rd N of hwy 1 138 Comment
  POM98657  Achillea millefolium var. arenicola P. A. Munz 1925-3-25 9245 San Luis Obispo Morro Beach Comment
  CAS-BOT-BC29733  Achyrachaena mollis Roxana S. Ferris 1929-4-15 7630 San Luis Obispo 8 miles from Moro on the San Luis Obsipo Road Comment
  OBI37656  Achyrachaena mollis David J. Keil, Dirk Walters 1980-4-10 13766 San Luis Obispo E of Soda Lake Rd 0.2-1 mi on dirt rd ca 3.5 mi S of hwy 58 Comment
  OBI31595  Acmispon americanus var. americanus Joy Nishida 1982-5-8 373 San Luis Obispo Amer Cyn. .9 mi S from Americany Cyn campground 518 Comment
  OBI26146  Acmispon cytisoides David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14037 San Luis Obispo CNPS photography committee field trip to Arroyo de la cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI12962  Acmispon glaber var. glaber Robert F. Hoover 1967-6-9 10626 San Luis Obispo Dunes at S end of Morro Bay Comment
  OBI12990  Acmispon glaber var. glaber Robert F. Hoover 1964-5-12 8816 San Luis Obispo Head of Lopez Cyn Comment
  OBI12980  Acmispon glaber var. glaber Robert F. Hoover 1969-6-23 11394 San Luis Obispo Santa Lucia Range, summit of Cuesta Pass Comment
  OBI58084  Acmispon grandiflorus var. grandiflorus David J. Keil 1998-6-10 27772 San Luis Obispo Los Padres National Forest. Black Mountain Rd., 0.2-0.3 miles above (NW) junction with Navajo Rd. Comment
  OBI51225  Acmispon heermannii var. orbicularis Jan Barber 1994-4-17 153 San Luis Obispo San Simeon State park. E side of footbridge in day-use area Comment
  SBBG112751  Acmispon junceus D. Keil 1985-6-19 18876 San Luis Obispo hills S of Los Osos above Broderson Ave, E of Cabrillo Estates subdivision Comment
  OBI66504  Acmispon junceus var. biolettii David J. Keil 1985-6-19 18876 San Luis Obispo Hills S of los Osos. Sand roads and trls above Broderson Ave, E of Cabrillo Estates subdivision Comment
  OBI13059  Acmispon junceus var. junceus Robert F. Hoover 1947-4-27 7112 San Luis Obispo Morro Crk, above base of grade on hwy to Atascadero Comment
  OBI57934  Acmispon micranthus David J. Keil 1998-4-14 26713 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  SD50996  Acmispon strigosus Darley F. Howe 1960-4-10 2853 San Luis Obispo South of Morro Bay Comment
  SBBG67998  Acmispon wrangelianus M. M. Miles -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCD147277  Acmispon wrangelianus Michael Gordon; J. Stewart, A. Klein 2010-4-22 CARR 1033 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, edge of Calliente Range. 623 Comment
  CAS-BOT-BC29228  Acourtia microcephala Mrs. R. R. Reed 1916-7-9 s.n. San Luis Obispo Huasno Comment
  UCSB26315  Actaea rubra Ketcham, A. 1968-3-30 San Luis Obispo along streambank in Upper Coon Creek. Comment
  RSA0035030  Adenostoma fasciculatum W. M. Arbaugh 1968-5-7 208 San Luis Obispo Morro Road between Atascadero and Morro Bay. Comment
  RSA43029  Adiantum capillus-veneris Robert F. Hoover 1947-8-17 7385 San Luis Obispo Ravine just N of San Carpoforo Creek. Comment
  RSA687725  Adiantum jordanii M. M. Miles 1883-05 1724 San Luis Obispo [no locality information provided] Comment
  OBI18626  Aesculus californica Larry E. Brown 1971-6-13 2031 San Luis Obispo Along state hwy 41 between Atascadero and Morro Bay Comment
  OBI73497  Ageratina adenophora David J. Keil 2000-4-18 28451 San Luis Obispo Camp San Luis Obispo national guard base. Along Chorro Creek at bridge south of Highway 1 at junction of Amador and Mendocino Streets Comment
  RSA791588  Ageratina adenophora Margriet Wetherwax, E. Painter, David J. Keil 2001-5-17 SLO- 77 San Luis Obispo Camp San Luis Obispo. West side of Dairy Creek bridge near junction of Amador and Menocino Streets, under bridge. 100 Comment
  POM97517  Agoseris grandiflora P. A. Munz 1926-4-9 10197 San Luis Obispo Ascension School, Willow Creek Rd., 15 mi. from Morro. Comment
  OBI75251  Agoseris grandiflora var. grandiflora David J. Keil 2011-5-12 31014 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 354 Comment
  CDA16365  Agoseris heterophylla G. F. Hrusa 2000-4-13 15352 San Luis Obispo Carrizo Plain; Goat Springs pasture, W of KCL Ranch campground. 731 Comment
  SEINET7063190  Agoseris heterophylla 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
  OBI59488  Agoseris heterophylla var. cryptopleura David J. Keil, with V. L. Holland 2001-4-7 29272 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  UC57431  Agoseris heterophylla var. cryptopleura J. H. Barber 1901-4-3 A 19 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC46073  Agoseris heterophylla var. cryptopleura D. E. Breedlove 1962-3-24 1975 San Luis Obispo 3.5 miles east of Templeton 274 Comment
  OBI22544  Agrostis exarata Robert F. Hoover 1950-6-21 8030 San Luis Obispo San Simeon Crk just below forks Comment
  OBI73009  Agrostis hooveri David J. Keil 2000-6-15 28811 San Luis Obispo Irish Hills, San Luis Range. BLM parcel near Diablo Canyon Nuclear Power Plant Comment
  OBI73077  Aira caryophyllea David J. Keil 2000-5-31 28795 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 12 miles east from junction with Highway 1 Comment
  OBI82235  Aira caryophyllea David J. Keil, with V. L. Holland 2015-5-11 33184 San Luis Obispo Arroyo Grande, 400 Aloma Way 90 Comment
  SBBG95730  Aira caryophyllea D. Keil 1986-6-3 19632 San Luis Obispo Clark Valley Rd 0.5-0.75 mi SW of Los Osos Valley Rd Comment
  CAS-BOT-BC138418  Aira caryophyllea var. capillaris R. F. Hoover 1964-5-14 8873 San Luis Obispo Above head of Perfumo Canyon. Comment
  RSA759028  Alisma triviale David J. Keil 1998-8-19 27961 San Luis Obispo Along Huer Huero Road between Park Hill Road and Highway 58, 2.2 miles northwest of Park Hill Road along Wilson Creek. 488 Comment
  RSA0027688  Allenrolfea occidentalis Greg Wilvert 2005-10-5 531 San Luis Obispo Padrones Canyon. Comment
  UCSB38744  Allenrolfea occidentalis Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Near junction of roads ca. 45.3 mi. NW of junction of Westside Hwy. and Soda Lake Rd., near California Valley, at Soda Lake, Carrizo Plain Comment
  SBBG107896  Allium amplectens C. B. Hardham 1960-5-10 5700 San Luis Obispo Cypress Mtn Comment
  JEPS27019  Allium amplectens Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7401 San Luis Obispo on slope just above westernmost fork of Las Tablas Creek (Dellaganna or Carmen Creek), at northwestern base of Cypress Mountain Cypress Mountain, westernmost fork of Las Tablas Creek 518 Comment
  SBBG838  Allium campanulatum C. B. Hardham 1958-4-28 3074 San Luis Obispo Carissa Plains, 8.7 mi S of Simmler Pass, Paso Robles Rd Comment
  OBI74408  Allium crispum Theo Fitanides, Anthony Baniaga 2010-4-23 122 San Luis Obispo Tierra Redonda Mtn BLM ACEC. 430 Comment
  SEINET8122124  Allium crispum B. Cobb 1907-1 16 San Luis Obispo Near Paso Robles, in the Coast Ranges. Comment
  UC519005  Allium crispum David D. Keck 1933-5-3 2115 San Luis Obispo on road to Parkfield 6 mi ne Estrella Comment
  UCSB52116  Allium haematochiton Farneman, H. 1967-3-26 San Luis Obispo North shore of lake Nacimiento, near Bee Rock Campground, access by Interlake and Bee Rock Roads; Santa Lucia Mts. 365 Comment
  OBI45092  Allium hickmanii David J. Keil, Jepson Herbarium Group 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CAS-BOT-BC472716  Allium lacunosum var. lacunosum Ernest C. Twisselmann 1958-4-29 4389 San Luis Obispo Soda Lake Road at the Werling Ranch, Temblor Range and Western San Joaquin Valley 609 Comment
  CAS-BOT-BC472720  Allium lacunosum var. lacunosum R. F. Hoover 1947-5-12 7163 San Luis Obispo West base of Mt Bishop near San Luis Obispo Comment
  CAS-BOT-BC472725  Allium lacunosum var. lacunosum Ernest C. Twisselmann 1958-4-29 4389 San Luis Obispo Soda Lake Road at Werling Ranch, Temblor Range and the Western San Joaquin Valley 609 Comment
  OBI79740  Allium peninsulare var. peninsulare David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31612 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  OBI79380  Allium peninsulare var. peninsulare David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31647 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  OBI21244  Allium unifolium Robert F. Hoover 1964-6-13 9086 San Luis Obispo Coast 1 mi S of San Carpoforo Crk Comment
  RSA140799  Allium unifolium Clare B. Hardham 1960-5-5 5742 San Luis Obispo Pine Mountain. Santa Lucia Mountains 762 Comment
  JEPS99236  Allophyllum gilioides C. B. Hardham 1962-4-16 9005 San Luis Obispo Pozo Hi Mountain Comment
  CDA21134  Amaranthus albus G. F. Hrusa 1993-5-2 11016 San Luis Obispo Paso Robles: Approx. 200 meters N of Niblick Rd. Bridge over Salinas River. 0 Comment
  OBI38231  Amaranthus albus Eric Wise 1981-9-17 1160 a San Luis Obispo Small, private lake. 5.7 mi E of Park Hill Rd turn rt. 100 m past "Circle Inn". 2-3 km on rd beyond Hwy 58 Comment
  RSA202529  Amaranthus palmeri E. C. Twisselmann 1968-8-23 14907 San Luis Obispo Highway 46 across the river from Shandon 274 Comment
  OBI60774  Amaranthus retroflexus David J. Keil 2000-7-31 29052 San Luis Obispo Along Toro Creek Road east of Morro Bay 91 Comment
  RSA164154  Amaranthus retroflexus E. C. Twisselmann 1963-8-23 8882 San Luis Obispo Dorothy Twisselmann Ranch 671 Comment
  OBI79875  Ambrosia acanthicarpa David J. Keil 2012-7-18 31451 B San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line 22 Comment
  OBI64604  Ambrosia acanthicarpa David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28688 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  CAS-BOT-BC61489  Ambrosia chamissonis David D. Keck 1933-5-5 2197 San Luis Obispo Morro Bay, on the strand Comment
  OBI23032  Ambrosia psilostachya David J. Keil 1979-10-27 13655 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI16019  Ambrosia salsola Robert F. Hoover 1947-5-10 7155 San Luis Obispo Cuyama Valley (eastern part) Comment
  UC1928027  Amelanchier utahensis David Keil, V. L. Holland 2001-5-29 29511 San Luis Obispo Western outskirts of Atascadero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. Comment
  RSA121738  Amorpha californica T. M. Hendrix 1937-6-6 263 San Luis Obispo 1.5 miles N.W. of New District School. 412 Comment
  RSA585704  Amorpha californica D. A. Young, F. L. Johnson, Arline Young 1992-6-17 ROB 0045 San Luis Obispo Sulphur Spring road in middle of Area River Comment
  CAS-BOT-BC180600  Amorpha californica var. californica Eben McMillan 1970-6-7 SM 37 San Luis Obispo Salinas River at the Avenales Ranch 731 Comment
  CAS-BOT-BC222388  Amsinckia douglasiana Ernest C. Twisselmann 1952-4-1 442 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, eastern San Luis Obispo County Comment
  UCD118930  Amsinckia douglasiana Francia Chisaki; Peter Kamb 1952-4-4 2193 San Luis Obispo San Luis Obispo County: 0.9 mile by road E of La Panza. 533 Comment
  CAS-BOT-BC222389  Amsinckia douglasiana Ernest C. Twisselmann 1954-3-8 859 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: near summit, 7 miles south of Cholame 579 Comment
  OBI5544  Amsinckia intermedia Sharon Jochums 1974-2-17 15 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  SEINET12519144  Amsinckia intermedia Alma L. Moldenke, Harold N. Moldenke 1976-1 30462 San Luis Obispo Cambria, off Route 246 Comment
  OBI78998  Amsinckia lycopsoides 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. Comment
  RSA0089734  Amsinckia lycopsoides Alice Eastwood 1929-3-19 14105 a San Luis Obispo Los Banos. Comment
  OBI20646  Amsinckia menziesii Robert F. Hoover 1947-4-20 6977 San Luis Obispo Near El Dorado School Comment
  POM307951  Amsinckia spectabilis Lyman Benson 1963-5-5 16265 San Luis Obispo Oso Flaco Lake; near Guadalupe. Pacific Ocean drainage area. 8 Comment
  UCR103953  Amsinckia spectabilis George K. Helmkamp 1997-6-22 2078 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  OBI72635  Amsinckia spectabilis var. microcarpa Wendy Thackery 2002-3-7 30 San Luis Obispo Elfin Forest, Los Osos 24 Comment
  UC1284994  Amsinckia spectabilis var. microcarpa R. F. Hoover 1947-3-1 6642 San Luis Obispo mouth of Toro Creek Comment
  UCR121780  Amsinckia spectabilis var. spectabilis George K. Helmkamp 2002-4-20 7464 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  OBI64527  Amsinckia tessellata David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28693 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  UC1285291  Amsinckia vernicosa var. vernicosa R. F. Hoover 1952-4-8 8086 San Luis Obispo just w of summit of Temblor Range (on McKittrick road) Comment
  RSA585583  Anagallis arvensis M. D. Proctor, E. A. Young 1993-4-11 s.n. San Luis Obispo 5km S of Twin Bridges Comment
  OBI64969  Ancistrocarphus filagineus Greg Wilvert 2005-4-1 79 San Luis Obispo SE Half of the Caliente Range. N edge of range 759 Comment
  UCD163524  Ancistrocarphus filagineus CNPS Melinda Elster; Sara Taylor 2015-4-26 CARR- 755 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, west of Padrones Canyon. 974 Comment
  CAS-BOT-BC64111  Ancistrocarphus filagineus Ernest C. Twisselmann 1954-5-13 1232 San Luis Obispo Upper Horseshoe Canyon, Temblor Mountains 853 Comment
  SBBG5585  Androsace elongata C. B. Hardham 1960-4-4 5301 San Luis Obispo hills near mouth of Cantinas Crk 243 Comment
  OBI77355  Anemopsis californica George Butterworth 2012-7-27 873 San Luis Obispo Chimineas. Near Cuyama River 442 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
  CAS-BOT-BC400369  Anemopsis californica Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-23 5183 San Luis Obispo Cienaga [Cienega] along Huerhuero Creek, east of Tiahrt Ranch, 1.5 miles east of ranch house and 5.5 miles east of Paso Robles airport (Sherwood Field) 274 Comment
  RSA113171  Anemopsis californica Roxana S. Ferris 1955-5-23 12793 San Luis Obispo Huerhuero Creek Rd. 8.6 miles E of landing field at Paso Robles. Comment
  OBI73487  Anisocarpus madioides David J. Keil, with Mike Mattina 2010-5-31 30806 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  CAS-BOT-BC64123  Anisocoma acaulis R. F. Hoover 1952-5-24 8212 San Luis Obispo Caliente Mt., on summit ridge west of peak Comment
  RSA212579  Anthemis cotula E. C. Twisselmann, D. J. Bedell 1969-7-5 15648 San Luis Obispo Salinas River 5 miles S of Paso Robles 183 Comment
  OBI57116  Antirrhinum kelloggii David J. Keil 1989-6-3 21227 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  RSA781521  Antirrhinum kelloggii David J. Keil 1986-4-13 19186 San Luis Obispo 2 miles E from junction with Las Pilitas Road on Parkhill Road. S side of highway. Comment
  UC455554  Antirrhinum multiflorum I. J. Condit and Edwards 1908-5-30 San Luis Obispo Cuesta Pass Santa Lucia Ridge (near summit of Santa Lucia Ridge) Comment
  CDA26395  Antirrhinum orontium David J. Keil 2001-6-26 29625 San Luis Obispo Arroyo Grande, Camino Mercado, circa 0.2 miles north from junction with West Branch street. 0 Comment
  CAS-BOT-BC237900  Antirrhinum ovatum John Thomas Howell 1948-6-14 24340 San Luis Obispo Headwaters of Bitterwater Creek, north end of Carrizo Plain 609 Comment
  CAS-BOT-BC237905  Antirrhinum ovatum Donald J. Bedell 1962-7-10 74 -3 San Luis Obispo Pool bed 0.5 mile east of the summit of Palo Prieta Canyon, Temblor Range 640 Comment
  UC1281542  Antirrhinum ovatum Robert W. Storer 1949-5-26 453 San Luis Obispo 11 mi n and 4 mi w Simmler Comment
  UC1583690  Aphanes occidentalis David Keil with Melissa Luckow 1982-3-7 15698 San Luis Obispo between Santa Margarita and Cuesta summit (Tassajara Canyon, at first hill past junction of Tassajara Creek Road and U.S. Hwy 101); Tassajara Canyon Comment
  OBI20474  Apocynum cannabinum Robert F. Hoover 1965-9-29 9668 San Luis Obispo Tassajera Crk Comment
  SD245236  Apocynum cannabinum David J. Keil, Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, Taylor Crow 2013-5-2 31632 San Luis Obispo Avenales Ranch, South of Pozo. Upper Alamo Creek drainage. 399 Comment
  SBBG109408  Apocynum cannabinum C. B. Hardham 1959-6-30 4925 San Luis Obispo Eagle Ranch, Atascadero Comment
  SBBG113522  Aquilegia eximia C. B. Hardham 1957-10-14 2672 San Luis Obispo S side of Cypress Mtn 762 Comment
  SBBG118179  Aquilegia eximia M. Wetherwax, L. Wetherwax, M. Walter 2000-7-3 SLO 156 San Luis Obispo first ridge W of Cerro Romualdo, next to 'Lily Crk', first drainage W of old homestead; Camp San Luis Obispo 90 Comment
  SBBG127398  Araujia sericifera D. Keil 2008-3-13 30488 San Luis Obispo Monterey St at railroad overcrossing; San Luis Obispo 75 Comment
  RSA623882  Arbutus menziesii Jon E. Keeley, Melanie Baer 1993-9-4 24355 San Luis Obispo Morro Bay State Park Campground entrance. 10 Comment
  OBI69525  Arceuthobium occidentale David J. Keil, with V. L. Holland 2008-6-12 30536 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
  CAS-BOT-BC24196  Arctostaphylos R. F. Hoover 1947-2-10 6614 San Luis Obispo Price Canyon on shaded slope of sandstone hill with Vaccinium and A. pitosula. Comment
  OBI78700  Arctostaphylos Justin Farr, Jason Guendert, Michael Joyce 2013-2-3 1 San Luis Obispo Bishop Peak, 40 ft from trail entrance on Highland Drive. 208 Comment
  UC876456  Arctostaphylos L. R. Abrams 1913-7-20 5041 San Luis Obispo Cuesta Grade Comment
  SBBG128550  Arctostaphylos crustacea G. K. Helmkamp 1993-3-5 s.n. San Luis Obispo just N of Montana de Oro State Park 30 Comment
  OBI14738  Arctostaphylos cruzensis Robert F. Hoover 1962-2-23 8533 San Luis Obispo Above site of former Washington School, N of Arroyo de la Cruz Comment
  CAS-BOT-BC25001  Arctostaphylos cruzensis Roman Gankin 1966-6-8 1966 San Luis Obispo Arroyo de los Chinos about 10 mi N of San Simeon. Comment
  CAS-BOT-BC27248  Arctostaphylos cruzensis James B. Roof 1961-6-1 s.n. San Luis Obispo From the road bank 95 paces S of the SE abutment of the highway bridge (state rte 1) over the Arroyo de la Cruz Creek 15 Comment
  UC1953181  Arctostaphylos glandulosa subsp. cushingiana David Keil with V. L. Holland 2009-4-28 30597 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Comment
  CAS-BOT-BC24875  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1965-2-28 9333 San Luis Obispo Trail to Cerro Alto from Cerro Alto Camp. Comment
  OBI14708  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1965-2-28 9332 San Luis Obispo Trail to Cerro Alto from Cerro Alto Camp 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
  UCD51245  Arctostaphylos glauca Roman Gankin; W. R. Hildreth 1967-10-12 1141 San Luis Obispo 0.4 mile southeast of Pozo summit; soil decomposed granite. Comment
  UCR208900  Arctostaphylos glauca F. L. Johnson, M. D. Proctor 1993-2-19 ROB 0112 San Luis Obispo South Coast Range, 2 km SE of Twin Bridges on Boy Scout Rd. Comment
  CAS-BOT-BC39211  Arctostaphylos glauca R. F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  OBI14722  Arctostaphylos glauca Robert F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  UC524087  Arctostaphylos glauca Ira L. Wiggins 1932-3-21 5832 San Luis Obispo grade at w end of plains Carisa Plains (on road to Santa Margarita) Comment
  UC57557  Arctostaphylos glauca J. H. Barber 1901-1-31 A 3 San Luis Obispo Peachey Canyon Paso Robles Comment
  CAS-BOT-BC24524  Arctostaphylos hookeri subsp. hearstiorum R. F. Hoover 1964-3-26 8657 San Luis Obispo Hill s. of Arroyo de la Cruz, near top of north-facing slope. Comment
  OBI25472  Arctostaphylos hookeri subsp. hearstiorum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 14016 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
  SBBG17455  Arctostaphylos luciana C. B. Hardham 1960-4-16 5434 San Luis Obispo Klau Mine, Adelaida District, W of Paso Robles Comment
  UCD51736  Arctostaphylos luciana Roman Gankin 1966-6-8 808 San Luis Obispo Population sample about 2 miles southeast of Cuesta Pass at Lopez Canyon. Comment
  JEPS38855  Arctostaphylos morroensis A. E. Wieslander 1936-2-1 San Luis Obispo Morro Bay Comment
  OBI14621  Arctostaphylos morroensis Robert F. Hoover 1947-1 San Luis Obispo Comment
  OBI71466  Arctostaphylos morroensis David J. Keil 1999-1 San Luis Obispo Comment
  SBBG114647  Arctostaphylos morroensis D. H. Wilken 2002-4-24 15888 San Luis Obispo dunes below Pecho Valley Rd, ca. 2.2 map km NE of mouth of Hazard Cyn 80 Comment
  UCR202653  Arctostaphylos morroensis George K. Helmkamp, E. A. Helmkamp 2000-3-16 5344 San Luis Obispo Central Coast, Baywood Park, Elfin Forest at the east branch of Morro Bay 6 Comment
  UCSB27472  Arctostaphylos morroensis Havlik, Neil 1969-10-19 San Luis Obispo About two miles southwest of Los Osos 91 Comment
  OBI37900  Arctostaphylos obispoensis David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18566 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
  UC1309656  Arctostaphylos obispoensis A. E. Wieslander 1936-2-27 617 San Luis Obispo Morro Creek Cayucos Quadrangle 152 Comment
  UC1309662  Arctostaphylos obispoensis A. E. Wieslander 1936-2-27 614 San Luis Obispo Morro Creek Cayucos Quadrangle 152 Comment
  UCR103361  Arctostaphylos obispoensis George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, Cuesta Ridge northwest of US-101 and the city of San Luis Obispo 671 Comment
  CAS-BOT-BC39848  Arctostaphylos obispoensis Gary D. Wallace 1974-11-23 1319 San Luis Obispo Along Hwy. 41 between Atascadero and Morro Bay, at mile post 6 mi from Morro Bay. Santa Lucia Mts. 182 Comment
  CAS-BOT-BC39858  Arctostaphylos obispoensis Alice Eastwood; John Thomas Howell 1936-5-7 2278 San Luis Obispo East of Morro district on road to Atascadero Comment
  CDA38697  Arctostaphylos obispoensis G. D. Barbe 1964-3-19 744 San Luis Obispo Tassajera Ridge, west of Cuesta summit, 5 miles north of San Luis Obispo on Highway 101. Comment
  OBI14578  Arctostaphylos obispoensis Robert J. Rodin 1957-4-9 6136 San Luis Obispo Near Summit of Cuesta Pass, 4 mi N of SLO Comment
  OBI80688  Arctostaphylos obispoensis D. R. Miller 2015-1-22 115 .1103 San Luis Obispo west side of Ridge Road on NW slope of Pine Mountain 948 Comment
  UCD52928  Arctostaphylos obispoensis H. C. Lee 1936-4-25 576 San Luis Obispo Approximately 1.75 miles NE of Slide Hill. Comment
  CAS-BOT-BC44407  Arctostaphylos pechoensis R. F. Hoover 1947-1-6 6591 San Luis Obispo Above head of See Canyon, San Luis Range Comment
  OBI66776  Arctostaphylos pechoensis Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve. First overlook, 1.8 mi in from road Comment
  SBBG34152  Arctostaphylos pechoensis R. Gankin, W. R. Hildreth 1966-6-8 806 San Luis Obispo ca. 0.5 mi SE of summit, See Cyn Rd Comment
  OBI66774  Arctostaphylos pilosula Austin P. Griffiths 1985-3-5 s.n. San Luis Obispo Nipomo Mesa. Just S of Native Sons Wholesale Nursery, ca. 1/4 mi from El Campo rd Comment
  OBI73580  Arctostaphylos pilosula David J. Keil, with V. L. Holland 2010-6-15 30892 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. Comment
  JEPS49503  Arctostaphylos pilosula J. E. Adams 1935-2-19 934 San Luis Obispo ridge near Miles Comment
  UCD53642  Arctostaphylos pilosula Roman Gankin 1966-2-17 661 San Luis Obispo Hill north of summit of Noyes Road; 0.2 mile southwest of jucntion with Highway 227, north of Arroyo Grande. Comment
  RSA122345  Arctostaphylos pilosula subsp. pilosula B. O. Schreiber 1938-10-6 2551 San Luis Obispo Paloma Creek Rd.- S of Atascadero 304 Comment
  UC21800  Arctostaphylos purissima Mrs. Blochman 1892-1 San Luis Obispo Comment
  OBI71464  Arctostaphylos tomentosa David J. Keil 1999-3-23 28222 San Luis Obispo Montana de Oro State Park. Comment
  SEINET11995508  Arctostaphylos wellsii W. Knight, Knight, I.; Knight, T. 1988-1 6286 San Luis Obispo on Ormonde Rd off Price Canyon Rd from Pismo Beach 155 Comment
  IRVC29493  Arenaria paludicola Mark A. Elvin, J. Chesnut 2005-9-28 4584 San Luis Obispo Oso Flaco Lake; N central portion of lake on floating bog, just W of median strip of willows. Central Coastal 4 Comment
  SBBG115091  Arenaria paludicola C. B. Hardham 1965-4-21 San Luis Obispo next to State Park Cmpgrd, Pismo Beach Comment
  UC964813  Arenaria paludicola G. Thomas Robbins 1950-5-13 3353 San Luis Obispo Along west of Oso Flaco Lake. Comment
  SEINET245574  Aristocapsa insignis James L. Reveal 1978-6-25 4765 San Luis Obispo Along California Highway 58, 0.6 mile east of San Juan River bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff 533 Comment
  CAS-BOT-BC47692  Armeria maritima subsp. californica Clare B. Hardham 1957-11-19 2756 San Luis Obispo Piedras Blancas Comment
  UCSB19164  Armeria maritima subsp. californica Rankine, Jane 1965-4-10 San Luis Obispo State Highway 1; 3 miles N of San Simeon Comment
  OBI79167  Artemisia biennis David J. Keil 2011-11-9 31173 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Lagoon at mouth of Arroyo Grande Creek Comment
  OBI43516  Artemisia californica David J. Keil 1986-10-13 19784 San Luis Obispo Sweet Springs area on southern shore of Morro Bay 5 Comment
  UC1119552  Artemisia douglasiana H. A. Jensen 1930-7-6 28 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  OBI77038  Artemisia dracunculus George Butterworth 2002-5-15 432 San Luis Obispo Chimineas. Carrizo Cyn Wash 20 yds S of Red Rock rd Comment
  CAS-BOT-BC90620  Artemisia dracunculus Ernest C. Twisselmann 1954-9-10 1565 San Luis Obispo Palo Prieta Canyon: 5 miles south of Cholame (Hatfield Place) 487 Comment
  UC1284980  Artemisia tridentata subsp. tridentata R. F. Hoover 1946-11-17 6561 San Luis Obispo at highway bridge just below Gypsum Canyon; Cuyama River Comment
  OBI34234  Arthrocnemum David J. Keil 1983-11-19 18052 San Luis Obispo Salt marsh at Sweet Springs, Baywood Park, S end of Morro Bay Comment
  SBBG108126  Asclepias C. B. Hardham 1961-5-10 6987 San Luis Obispo Atascadero Comment
  OBI57936  Asclepias eriocarpa David J. Keil, with V. L. Holland 1999-6-9 28363 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
  OBI80466  Asclepias eriocarpa George Butterworth 2014-10-31 931 San Luis Obispo Carriso Plain. Simmler Ecological Reserve east of Bitterwater Road. 640 Comment
  RSA643284  Asclepias eriocarpa R. D. Goeden, D. W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos 300 Comment
  UC1123575  Asclepias vestita W. A. Peterson 1937-5-11 829 San Luis Obispo Mouth of Anderson Canyon; La Panza Quad. 502 Comment
  UC573508  Asclepias vestita H. C. Lee 1937-5-5 882 San Luis Obispo 1 1/2 mi s Dry Creek School; Paso Robles Quadrangle 274 Comment
  OBI20523  Asclepias vestita Rimo Bacigalupi, G. Thomas Robbins & R. S. Ferris 1955-5-23 5180 San Luis Obispo Along dirt rd along Huerhuero Crk from Paso Robles Airport (Sherwood field) to Creston, 3.1 mi E of the airport 244 Comment
  CDA43330  Asparagus asparagoides David J. Keil 2011-10-13 31121 San Luis Obispo Baywood Park-Los Osos area. Vicinity of eastern end of Santa Lucia Ave. near south shore of Morro Bay. Comment
  OBI57169  Asparagus asparagoides Pete Tomosovic 1997-5-1 49 San Luis Obispo San Luis Peak. W of hwy 101 between Broad St and Marsh Comment
  CDA2682  Asphodelus fistulosus Robert F. Hoover 1956-4-14 8365 San Luis Obispo 1 mile west of Nipomo. 0 Comment
  UC371173  Aspidotis californica F. E. Roadhouse 1905-4 4 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC477885  Asteraceae J. Zaninovich 1980-5-4 955 -80 San Luis Obispo Junction of Highway 46 & 41. Occasional in grassy field. 609 Comment
  JEPS54884  Astragalus asymmetricus W. L. Jepson 1932-4-2 16190 San Luis Obispo Cholame Cholame (e San Luis Obispo Co.) 354 Comment
  OBI29314  Astragalus curtipes Lou Morton 1981-5-17 s.n. San Luis Obispo On hillside in Laguna Lake Park, on the lower part of the hill Comment
  SBBG104748  Astragalus curtipes F. L. Johnson Proctor 1993-2-20 ROB 153 San Luis Obispo 1.5 km WNW of Chorro Reservoir, Camp San Luis Obispo Comment
  SBBG109645  Astragalus curtipes C. B. Hardham 1958-2-13 2835 San Luis Obispo Cambria Comment
  UC518969  Astragalus curtipes David D. Keck 1933-5-5 2191 San Luis Obispo between Cayucos and Morro (near mouth Torro Creek, Odd Fellows Cemetery); nr mouth Torro Creek, Odd Fellow Cemetery, btwn Cayucos and Comment
  OBI13381  Astragalus curtipes Robert F. Hoover 1947-2-24 6622 San Luis Obispo First ridge W of Cerro Romauldo Comment
  OBI79001  Astragalus didymocarpus 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 R18E Section 8. Comment
  OBI39042  Astragalus didymocarpus David J. Keil 1986-3-22 19077 San Luis Obispo Along Soda Lake Rd S of Soda Lake at jctn with Kern County Land Company Ranch rd 671 Comment
  OBI58065  Astragalus didymocarpus var. didymocarpus David J. Keil 1998-5-20 27365 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  CAS-BOT-BC182887  Astragalus douglasii Ernest C. Twisselmann 1963-4-30 8118 San Luis Obispo Hills at the summit of Palo Prieta Canyon 655 Comment
  CAS-BOT-BC182903  Astragalus douglasii R. F. Hoover 1947-4-20 6985 San Luis Obispo Near El Dorado School Comment
  UC1128774  Astragalus douglasii var. douglasii T. M. Hendrix 1937-4-26 96 San Luis Obispo 3.6 mi ne Highland School; Pozo Quad., ne of Highland School 457 Comment
  OBI58086  Astragalus douglasii var. douglasii David J. Keil 1998-5-6 27125 San Luis Obispo E of San Miguel, 2.1 mi S of Monterey Co. line on Ranchita Canyon Rd. Comment
  OBI77446  Astragalus douglasii var. douglasii David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29311 San Luis Obispo Camp Roberts. Boy Scout Road near Nacimiento River. Vicinity of 35 deg. 45.814'N x 120 deg. 50.784'W Comment
  UC903392  Astragalus gambelianus Lois E. James 1948-4-30 1828 San Luis Obispo hills just n San Luis Obispo; n of San Luis Obispo Comment
  OBI13333  Astragalus lentiginosus var. idriensis Robert F. Hoover 1953-5-16 8310 San Luis Obispo Summit of Temblor range NE of Simmer Comment
  SD43599  Astragalus nuttallii Darley F. Howe 1948-5-17 1809 San Luis Obispo Coast. Comment
  UCD105135  Astragalus nuttallii P. B. Kennedy 1928-5-25 s.n. San Luis Obispo San Luis Obispo County: Ocean Bluffs, 5 miles from San Simeon. Comment
  CAS-BOT-BC186524  Astragalus nuttallii var. nuttallii R. F. Hoover 1946-7-21 6233 San Luis Obispo San Simeon Creek Beach Comment
  OBI64914  Astragalus oxyphysus Greg Wilvert 2005-3-21 1 San Luis Obispo SE Half of the Caliente Range. 3/4 km S of Soda Lake Rd along Pipeline Rd 849 Comment
  UCR108092  Astragalus oxyphysus Christopher Christie 1997-3-17 220 San Luis Obispo E foothills of Caliente Range 690 Comment
  RSA110202  Astragalus oxyphysus H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1941-9-19 4095 San Luis Obispo East of Cholame. 549 Comment
  UCD21562  Astragalus trichopodus var. lonchus R. Scherson; J. F. Perez 2003-6-24 2 San Luis Obispo California. Brown Canyon. From road 166, about 1 mile on side of the road from Rock Road Ranch. 380 Comment
  OBI1139  Athyrium filix-femina Robert F. Hoover 1947-8-13 7368 San Luis Obispo Hazard Canyon, in moist thicket. Comment
  OBI80188  Athysanus pusillus David J. Keil 1978-3-25 12690 San Luis Obispo Irving Ranch. 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
  OBI66627  Atriplex argentea var. expansa David J. Keil 1998-10-9 28184 San Luis Obispo Elkhorn Plain, Elkhorn Road, ca. 6 miles wnw of Kern Co. line. Comment
  OBI52091  Atriplex confertifolia Johna Cochran 1993-1 s.n. San Luis Obispo NE of Cuyama in Eastern part of Caliente Range 823 Comment
  CAS-BOT-BC172620  Atriplex coronata R. F. Hoover 1949-5-29 7735 San Luis Obispo Cottonwood Pass near foot of grade on west side Comment
  CAS-BOT-BC172625  Atriplex coronata Ernest C. Twisselmann 1962-8-23 7692 San Luis Obispo O'Brien Lake, hills at the summit of Palo Prieta Canyon 640 Comment
  CAS-BOT-BC172616  Atriplex coronata John Thomas Howell 1948-6-15 24374 San Luis Obispo San Juan River Valley 365 Comment
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Nov 27 2019
  CAS-BOT-BC172617  Atriplex coronata Ernest C. Twisselmann 1956-6-26 3015 San Luis Obispo Simmler Road, 1.5 miles north of Soda Lake 609 Comment
  OBI17335  Atriplex coronata Robert F. Hoover 1946-6-2 6141 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  CAS-BOT-BC169162  Atriplex lentiformis R. F. Hoover 1964-5-10 8751 San Luis Obispo Near Estrella, along Estrella River Comment
  OBI17305  Atriplex lentiformis Robert F. Hoover 1966-10-7 10119 San Luis Obispo Cuyama River at mouth of Chimney Canyon Comment
  OBI5567  Atriplex leucophylla Sharon Jochums 1974-5-18 206 San Luis Obispo At ocean end of Arroyo de la Cruz W of hwy 1 Comment
  OBI17284  Atriplex polycarpa Robert F. Hoover 1952-11-2 8281 San Luis Obispo S part of Carrizo Plain, at N base of Caliente Mt Comment
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Jul 20 2013
  IRVC29532  Atriplex semibaccata G. K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5328 A San Luis Obispo Morro Bay State Park at the south end of the marina. Central Coast 6 Comment
  CAS-BOT-BC178415  Atriplex spinifera R. F. Hoover 1968-4-16 11036 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  CAS-BOT-BC178410  Atriplex spinifera Roxana S. Ferris 1935-3-29 9108 A San Luis Obispo 1 mile north of Soda Lake, Carrizo Plain Comment
  OBI3025  Atriplex spinifera Larry E. Brown 1971-1-30 1913 San Luis Obispo Soda Lake ca. 10 mi S of Simmler Comment
  SBBG97516  Atriplex spinifera C. F. Smith 1991-4-9 12177 San Luis Obispo SE of Soda Lake, along rd to Crocker Grade in Temblor Range Comment
  OBI17265  Atriplex vallicola Robert F. Hoover 1946-6-2 6140 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  OBI58258  Atriplex watsonii Austin P. Griffiths, J. R. Walker, E. W. Thompson 1982-2-7 s.n. San Luis Obispo Montana de Oro Region. Morro bay across rd from entrance to Morro Bay state park campground Comment
  RSA0077573  Atriplex watsonii Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3211 San Luis Obispo Morro Bay State Park/Morro Estuary Natural Preserve: Just E of State Park Rd/Main St, approx. 0.7 mi SW of jct w/ S Bay Blvd. 0 Comment
  OBI57966  Atriplex watsonii Austin P. Griffiths, Gaylord Jones, Kathleen Jones, Kathryn Bay 1986-5-25 s.n. San Luis Obispo Morro Bay sandspit. Along margins of mud flats in NE Morro Bay; just across from entrance to Morro Bay state park Comment
  RSA796310  Atriplex watsonii W. R. Ferren 1979-8-8 2054 San Luis Obispo Stabilized dune along beach below road, Morro Bay State Park. Comment
  OBI17598  Avena barbata Penelope Blackmer 1973-4-5 18 San Luis Obispo Between Pennington Creek and fence which marks W border of Penn. Ck bio reserve Comment
  OBI30847  Avena barbata Julie M. Vanderweir 1979-4-4 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI32306  Avena barbata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14354 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CAS-BOT-BC145965  Avena fatua Ernest C. Twisselmann 1954-10-31 1650 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  UC2027444  Avena fatua Greg Wilvert 2005-4-23 292 San Luis Obispo Southeast Half of the Caliente Range. 1.3 km NW of Lawson Spring. 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-BC98689  Baccharis douglasii Clare B. Hardham 1959-9-27 4988 San Luis Obispo Santa Lucia Mountains - Arroyo de la Cruz Comment
  OBI65978  Baccharis glutinosa Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-6 53 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1.Below Hollister Peak off Canet rd S of hwy 1 87 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
  CDA17645  Baccharis glutinosa Austin Griffiths, Margaret Griffiths 1983-12-2 s.n. San Luis Obispo Guadalupe Dunes; Along north margin of Santa Maria River, ca. 1/2-1 mi in from mouth. Comment
  OBI23231  Baccharis pilularis Todd Jackson 1979-11-19 4 San Luis Obispo 2.8 mi from intersection of Johnson and Orcutt Rd travelling away from San Luis Obispo. 85 Comment
  OBI80754  Baccharis pilularis David J. Keil 1992-10-19 23862 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. Area near main park entrance 170 Comment
  UC1321331  Baccharis pilularis R. F. Hoover 1966-9-13 10004 San Luis Obispo Ragged Point Comment
  JEPS57848  Baccharis pilularis Ernest C. Twisselmann 1968-10-21 15029 San Luis Obispo Bueno Vista Drive 1 mi n of Highway 46 Bueno Vista Drive 190 Comment
  OBI35492  Baccharis pilularis S. M. Inman 1983-7-21 95 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 road. Comment
  SBBG104339  Baccharis pilularis subsp. consanguinea F. L. Johnson, E. A. Young 1993-5-27 ROB 684 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo Comment
  OBI16971  Baccharis pilularis var. consanguinea Robert F. Hoover 1964-10-3 9318 San Luis Obispo Mouth of Coon Creek Comment
  OBI56597  Baccharis plummerae subsp. plummerae David J. Keil 1998-8-24 27999 San Luis Obispo 3.3 road miles E of Alamo Creek Rd. along Hwy 166. 256 Comment
  OBI65772  Baccharis salicifolia D. R. Miller 1992-4-30 497 -655 San Luis Obispo Hunter Pond, tobacco creek drainage Comment
  SEINET8075527  Baccharis salicifolia Jeffrey Butterworth, Lacey Knuttila 2014-2-25 3 San Luis Obispo Cal Poly campus. Poly Canyon Rd 3 m from outside of gate on south side of dirt road.; 0 Comment
  UC56041  Barbarea orthoceras J. H. Barber 1900-3-30 1008 San Luis Obispo Sta. Lucia Mts. Comment
  OBI72877  Bellardia trixago David J. Keil 1988-1 20825 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  SD27809  Berberis pinnata Carl B. Wolf 1929-4-16 3635 San Luis Obispo Along the coast road, 8 miles north of Cayucos 60 Comment
  OBI54200  Berula erecta David J. Keil, V. L. Holland 1996-6-18 25900 San Luis Obispo El Chorro Regional Park. Site of proposed botanical garden 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
  OBI56587  Blepharizonia laxa David J. Keil 1998-6-30 27895 San Luis Obispo Upper slopes of Caliente Range, 0.1 miles beyond ridge road along Selby Rd. Comment
  UC1133856  Bloomeria crocea W. A. Peterson 1937-5-14 840 San Luis Obispo 3.2 mi. s.-s.e. French Camp; La Panza Quad. Comment
  UC1133862  Bloomeria crocea G. T. Nordstrom 1937-5-21 1271 San Luis Obispo 1.9 mi. s.e. Josephine School; Adelaida Quad. Comment
  CAS-BOT-BC482128  Bloomeria crocea var. aurea Alice Eastwood 1928-5-17 15120 San Luis Obispo Along Chollo Creek on hills Comment
  CAS-BOT-BC482129  Bloomeria crocea var. aurea Mrs. R. W. Summers 1882-5-23 s.n. San Luis Obispo Open hills Comment
  OBI43577  Bolboschoenus maritimus subsp. paludosus Eric Wise 1981-8-7 1053 San Luis Obispo Cholame Crk at Bitterwater RD Comment
  CAS-BOT-BC100458  Brickellia californica R. F. Hoover 1946-8-18 6306 San Luis Obispo West base of La Panza Range Comment
  CAS-BOT-BC100459  Brickellia californica R. F. Hoover 1946-10-20 6517 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  SEINET269249 Image available Briza minor G. Helmkamp 1996-5-25 1057 San Luis Obispo Between CA-1 and the ocean 1.5 miles north of Piedras Blancas lighthouse near the northern border of 15 Comment
  CAS-BOT-BC483188  Brodiaea terrestris subsp. terrestris Alice Eastwood; John Thomas Howell 1936-5-9 2375 San Luis Obispo Nacimiento River on road between Adelaida and Pleyto Comment
  CAS-BOT-BC144230  Bromus arenarius Eben McMillan 1953-5-8 144 San Luis Obispo Eben McMillan Ranch. Choice Valley, two miles south, eight miles east of Shandon. Comment
  CAS-BOT-BC144235  Bromus arenarius R. F. Hoover 1947-3-30 6812 San Luis Obispo Calf Canyon. Comment
  OBI28958  Bromus arenarius David J. Keil, Melissa Luckow, Richared A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14565 San Luis Obispo Jctn of Shell Crk rd and Calif hwy 58 S of Shandon Comment
  CAS-BOT-BC149367  Bromus arizonicus John Thomas Howell 1960-3-22 35140 San Luis Obispo At the mission. San Luis Obispo. 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-BC156181  Bromus catharticus John Thomas Howell 1964-6-29 40831 San Luis Obispo Near Saint Paul's Episcopal Church, Cambria. Comment
  CAS-BOT-BC155737  Bromus diandrus Ernest C. Twisselmann 1969-4-24 15178 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  CAS-BOT-BC155742  Bromus diandrus Ernest C. Twisselmann 1954-4-13 1049 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake. 457 Comment
  UC337749  Bromus hordeaceus unknown San Luis Obispo San Luis Obispo Comment
  OBI70010  Bromus japonicus D. R. Miller 2007-5-25 507 .854 San Luis Obispo Pine Mt Region; Growing along crkway jctn in Pear Tree flat, Pico crk drainage 875 Comment
  OBI79328  Bromus laevipes David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31722 -2 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area 860 Comment
  CAS-BOT-BC162301  Bromus madritensis Clare B. Hardham 1957-5-30 2042 San Luis Obispo Santa Lucia Mountains. Lani Oaks Ranch. South Road to Adelaida. Comment
  UC589918  Bromus madritensis subsp. madritensis G. T. Nordstrom 1937-5-16 1253 San Luis Obispo 2.7 mi se of Chimney Rock 518 Comment
  UC1131193  Bromus madritensis subsp. rubens P. L. Johannsen 1937-5-4 1101 San Luis Obispo 7 mi nw of Painted Rock Ranch 701 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
  CAS-BOT-BC161762  Bromus rubens R. F. Hoover 1964-4-15 8737 San Luis Obispo Ridge northwest of Cuesta Pass. Comment
  OBI2831  Bromus sitchensis Larry E. Brown 1970-4-8 1769 San Luis Obispo Along US 101 at Cuesta ridge summit N of San Luis Obispo Comment
  UCR266056  Bromus sterilis David J. Keil, Elizabeth Painter, Margariet Wetherwax, Jeff Greenhouse, D. H. Wilken 2001-4-17 29326 San Luis Obispo Camp Roberts. Palisades area along dirt road 282 Comment
  CAS-BOT-BC185629  Bromus tectorum Clare B. Hardham 1957-5-6 1832 San Luis Obispo Santa Lucia Mountains. 0.75 mile southeast of Atascadero Lake. Comment
  OBI43640  Bromus tectorum J. Burns and J. Souza, J. Souza 1979-5-6 s.n. San Luis Obispo N of San Luis Obispo along calif rte 58, ca. 4 mi E of santa Margarita Comment
  OBI37982  Bromus vulgaris David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18607 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gate Comment
  CAS-BOT-BC233750  Buddleja davidii Ernest C. Twisselmann 1967-8-23 13565 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  CHSC26283  Cakile maritima B. Williams 1977-4-2 1 San Luis Obispo On beach at Morro Bay. 200 m n of Morro Rock, ca. .5 km w of Hwy. 1. Comment
  OBI7027  Cakile maritima Marguerite Costigan 1972-10-15 26 San Luis Obispo About 150 yds from ocean, 1/16 mi N of Morro Rock Comment
  SBBG45680  Cakile maritima L. E. Allen 1966-5-19 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC36968  Cakile maritima var. maritima Ernest C. Twisselmann 1955-10-1 2418 San Luis Obispo Morro Bay sand bars, near park headquarters. 1 Comment
  OBI43737  Calamagrostis koelerioides David J. Keil 1985-6-8 18778 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCD57513  Calamagrostis nutkaensis Malcolm A. Nobs; S. Galen Smith 1949-6-23 857 San Luis Obispo San Luis Obispo County: ca. 4 miles south of Arroyo Grande,near Highway 1. Comment
  SD71404  Calamagrostis rubescens R. F. Hoover 1950-6-21 8022 San Luis Obispo Santa Lucia Mountains; between Rocky Butte and Pine Mountains Comment
  OBI79232  Calandrinia breweri David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31333 San Luis Obispo Western end of San Luis Range. Field Ranch, Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant, and south of Montana de Oro State Park 165 Comment
  OBI32364  Calandrinia ciliata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-9 16067 San Luis Obispo Rd to top of Cypress Mtn from Warrens' cabin Comment
  OBI74999  Calandrinia ciliata David J. Keil 1988-3-19 20435 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
  OBI44832  Calandrinia ciliata David J. Keil 1985-3-31 18507 San Luis Obispo Calf Cyn area aong Calif Rte 58 halfway between Park Hill Rd and hwy 229 Comment
  CDA34871  Calendula officinalis David J. Keil 1999-5-19 28345 San Luis Obispo Along Foothill Road southwest of San Luis Obispo city limits. 0 Comment
  CAS-BOT-BC167337  California macrophylla Ira L. Wiggins 1935-4-19 7959 San Luis Obispo West end of Choice Valley 15 miles SE. of Shandon Comment
  CAS-BOT-BC167336  California macrophylla Ernest C. Twisselmann 1955-4-26 1894 San Luis Obispo Head of Bitterwater Creek, Pinole Ranch 701 Comment
  SJSU3313  California macrophylla C. W. Sharsmith 1962-4-20 6784 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  RSA522575  Callitriche marginata David J. Keil 1986-3-22 19100 San Luis Obispo 2.7 miles SE of jct with Shell Creek Road along Hwy 58. 488 Comment
  UC3360  Calochortus albus Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC492193  Calochortus albus R. F. Hoover 1949-5-17 7701 San Luis Obispo Upper Arroyo Grande 6 mi above County Park Comment
  JEPS61638 Image available Calochortus clavatus Betty Knight 1932-5-15 San Luis Obispo w side Carrizo Plain Comment
  OBI72999  Calochortus clavatus David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25414 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  RSA369070  Calochortus clavatus var. clavatus Emery Whilton 1933-6-27 s.n. San Luis Obispo Taken on the highway just north of Cayucos. Almost at sealevel. Comment
  SBBG82180  Calochortus clavatus var. clavatus C. F. Smith 1950-4-30 2717 San Luis Obispo near Temblor Crk Comment
  OBI51770  Calochortus obispoensis R. Mike Arens 1994-6-10 100 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  OBI53961  Calochortus obispoensis David J. Keil, Justin Epting 1995-6-14 25377 San Luis Obispo Coastal foothills of Santa Lucia Mts. Cal Poly's Pennington Crk Biological Rserve Comment
  OBI78868  Calochortus obispoensis Garret Ahern 2013-6-7 3 San Luis Obispo Near the Cal Poly "P" Comment
  OBI32285  Calochortus uniflorus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14436 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  RSA0019349  Calochortus venustus Greg Wilvert 2005-5-14 418 San Luis Obispo Southeast half of the Caliente Range: 0.9 km NW of Wells Canyon. 878 Comment
  PASA536  Calochortus venustus 1928-5-12 San Luis Obispo Near Santa Margarita pinewoods Comment
  UCD129802  Calycadenia villosa Robert E. Preston 1998-6-11 1111 A San Luis Obispo San Luis Obispo County: Morrison Ranch, ca. 1 mile east of ranch headquarters; on ridge between Camatta Creek and Long Canyon. 579 Comment
  OBI80495  Calystegia macrostegia Kevin Lobb, Lauren Maddalena, Tristen Milller 2015-3-3 3 San Luis Obispo Campus of California Polytechnic State University, on the Poly Canyon Trail to Architecture Graveyard. 119 Comment
  OBI57540  Calystegia macrostegia subsp. cyclostegia David J. Keil 1998-3-27 26430 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  SBBG133081  Calystegia macrostegia subsp. cyclostegia D. Keil, T. Teed, Mariko Uchida 2001-6-15 29563 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  CAS-BOT-BC221385  Calystegia macrostegia subsp. cyclostegia Clare B. Hardham 1960-5-1 5673 San Luis Obispo Santa Lucia Mountains. Morro del Mar Comment
  OBI15318  Calystegia macrostegia subsp. intermedia Robert F. Hoover 1966-10-7 10122 San Luis Obispo Cuyama river at mouth of Chimney cyn Comment
  SEINET7063670  Calystegia malacophylla subsp. pedicellata A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 14.9 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 737646mE, 3889849mN. (WGS84/NAD83). 244 Comment
  UC572428  Calystegia malacophylla subsp. pedicellata G. T. Nordstrom 1937-4-28 1135 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quad., ene of Lincoln School 335 Comment
  CHSC70511  Calystegia malacophylla subsp. pedicellata R. A. Schlising 1973-5-13 3092 San Luis Obispo E of Pozo; along La Panza Camp road to Summit, 3.2 mi NE of junction with Pozo Road. Comment
  SEINET205754  Calystegia occidentalis W. MacLeod, M. MacLeod 1966-5-29 San Luis Obispo 5 miles east of Margarita on CA highway 58 335 Comment
  SBBG95617  Calystegia purpurata subsp. purpurata D. Keil with R. Riggins, R. Pimentel, M. Stiles, J. Tomassacci 1987-5-17 20164 San Luis Obispo Cuesta East past end of rd along fire trail Comment
  OBI15293  Calystegia soldanella R. F. Hoover 1947-7-11 7297 San Luis Obispo South end of Morro Bay, at the edge of sandy beach Comment
  UC1929872  Calystegia subacaulis Scott D. White, Ken McDonald 2001-5-9 8476 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  OBI64852  Calystegia subacaulis subsp. episcopalis David J. Keil 2001-5-3 29397 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Vicinity of 35.32282 deg. N x 120.75689 deg. W?35.33305 deg. N x 120.75562 deg. W 43 Comment
  UCR159232  Camissonia campestris subsp. campestris George K. Helmkamp, E. A. Helmkamp 2005-4-22 9420 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
  RSA454016  Camissonia cheiranthifolia subsp. cheiranthifolia R. S. Woglum 1938-5-15 1729 San Luis Obispo Central Coast: Oceano Beach. Comment
  UCR123555  Camissonia cheiranthifolia subsp. cheiranthifolia George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5329 A San Luis Obispo Central Coast, Morro Bay State Park at the south end of the marina. 6 Comment
  RSA186621  Camissonia confusa Peter H. Raven 1963-5-5 18323 San Luis Obispo La Panza Campground 640 Comment
  OBI58523  Camissonia graciliflora David J. Keil 1998-4-20 26888 San Luis Obispo North of Nacimiento Lake, 2.3 miles from Interlake Road on Lynch Canyon Road. Comment
  RSA145085  Camissonia hardhamiae E. G. Linsley, J. W. MacSwain 1959-4-28 59 -88 San Luis Obispo 4.5 miles east of Santa Margarita. Comment
  UCR248183  Camissonia ignota David J. Keil 1998-4-14 26732 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
  OBI74989  Camissonia ovata Michael Walgren 2011-3-1 214 San Luis Obispo Caltrans right of way along hwy 1 at San Simeon State park, between Cambria and San Simeon Acres 13 Comment
  UCSB42069  Camissonia strigulosa McEnulty, Mary 1979-5-30 San Luis Obispo Nipoma Mesa 30 Comment
  POM98547  Camissonia strigulosa P. A. Munz 1925-3-25 9243 San Luis Obispo Morro. Comment
  RSA186607  Camissonia strigulosa Peter H. Raven 1962-3-24 16956 San Luis Obispo Nipomo Valley 1.5 miles north of Santa Barbara County line 76 Comment
  UC1177076  Camissonia strigulosa Peter H. Raven 1951-6-13 2989 San Luis Obispo La Panza Camp Ground Los Padres National Forest, La Panza Range Comment
  SDSU8588  Camissoniopsis cheiranthifolia subsp. suffruticosa D. F. Howe 1948-5-17 1833 San Luis Obispo Comment
  UCD103457  Camissoniopsis hirtella G. F. Hrusa 1998-4-25 14198 San Luis Obispo San Luis Obispo County: La Panza Range. 640 Comment
  OBI82588  Camissoniopsis micrantha David J. Keil, with Matt Ritter, Jenn Yost, Kristen Nelson, Jessica Adinolfi, Julia Harencar, and Jason Johns 2016-3-2 33526 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 500 Comment
  OBI30993  Capsella bursa-pastoris Julie M. Vanderwier 1979-4-4 104 San Luis Obispo Indian Knob Tar Sands Comment
  UC2027410  Capsella bursa-pastoris Greg Wilvert 2005-4-8 198 San Luis Obispo Southeast Half of the Caliente Range. 1.5 km S of Soda Lake Road along Padrones Canyon Road. Comment
  SD245304  Cardamine californica Josh Willems 2013-3-2 5 San Luis Obispo Poly Canyon, E. side of poly P hill. 199 Comment
  SBBG112743  Cardamine californica C. B. Hardham 1958-3-29 2965 San Luis Obispo Lone Tree Rd near Cayucos Comment
  UCR159225  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2004-7-12 8754 San Luis Obispo Central Coast, Nipomo Mesa. Mesa Dunes Mobile Home Park along Mesa View Dr. 0.2 mi south of Jct with Halcyon Rd. (SE of Oceano) 76 Comment
  SBBG124274  Cardamine hirsuta D. Keil 2000-3-6 28231 San Luis Obispo Los Osos, old bridge at eastern end of Santa Ysabel, S of Turri Rd, near mouth of Los Osos Crk 4 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
  UCR161295  Cardamine oligosperma George K. Helmkamp, E. A. Helmkamp 2005-3-9 9094 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  UC1126654  Cardaria draba B. Bolt 1936-4-28 697 San Luis Obispo 1 1/4 mi sw of Terrace Hill 45 Comment
  UC75798  Cardionema ramosissimum Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  RSA643273  Carduus pycnocephalus R. D. Goeden, D. W. Ricker 1972-2-11 s.n. San Luis Obispo NW of Cayucos, Villa Creek Rd., 1.3 mi. N of State Hwy 1 76 Comment
  OBI30108  Carduus pycnocephalus Melissa Luckow 1982-6-24 882 San Luis Obispo Cambria, jctn of Hwy 1 and rd to Black Mtn SE corner of rd Comment
  OBI53847  Carduus pycnocephalus Arthur W. Hazebrook 1993-5-23 209 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreoopsis Hill Comment
  OBI7746  Carduus pycnocephalus B. Sullivan 1976-4-25 56 San Luis Obispo In See cyn Comment
  RSA17787  Carex Carl B. Wolf 1929-4-15 3586 San Luis Obispo 5 miles south of Oceano along S.P.R.R. 30 Comment
  UCR24792  Carex George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Central Coast, Los Osos, south edge of Eto Lake 24 Comment
  OBI6393  Carex barbarae Robert F. Hoover 1950-5-5 7867 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC20401  Carex globosa R. F. Hoover 1950-5-7 7896 San Luis Obispo Santa Lucia Range. Between Rocky Butte and Pine Mountain. Comment
  RSA142258  Carex gracilior Clare B. Hardham 1957-5-12 1963 San Luis Obispo Green s Lake, crest of Santa Lucia Mountains; between Cypress Mt. and Pine Mt. Comment
  CAS-BOT-BC21864  Carex harfordii R. F. Hoover 1947-5-23 7183 San Luis Obispo Near Sunnyside School, Osos Valley. Comment
  CAS-BOT-BC119432  Carex nudata R. F. Hoover 1964-5-13 8843 San Luis Obispo Santa Rita Creek W of Templeton. Comment
  OBI25059  Carex nudata David J. Keil, Dirk Walters 1980-4-26 13851 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI36122  Carex nudata C. Dennis Hynes 1985-3-22 s.n. San Luis Obispo Atascadero: along Atascadero crk Comment
  OBI66566  Carex nudata D. R. Miller 1994-6-23 694 -481 San Luis Obispo Pine mt Region. In Pico Crk near cowboy Camp 610 Comment
  SBBG96156  Carex obispoensis C. F. Smith 1968-6-28 10094 San Luis Obispo W of TV towers on rd to Cerro Alto, along ridge W of Cuesta Summit on US Hwy 101 Comment
  SEINET3905577  Carex obispoensis Larry C. Higgins, D. Atwood 1969-4-24 1823 San Luis Obispo Ca. 5 miles northeast of San Luis Obispo.; 0 Comment
  UCSB59917  Carex obispoensis Penkala, B.; Ryan, P. 1987-8-4 San Luis Obispo On south ridge of Reservoir Canyon; approx. 1 mile up trail past cattle guard at end of Reservoir Road; 1 mile north of San Luis Obispo; off Hwy. 101 304 Comment
  CAS-BOT-BC117473  Carex senta R. F. Hoover 1964-6-7 8998 San Luis Obispo San Carpoforo Creek just above Windy Point. Comment
  CAS-BOT-BC117322  Carex spissa R. F. Hoover 1947-4-27 7113 San Luis Obispo Morro Creek, above base of grade on Hwy to Atascadero along rivulets. Comment
  OBI32264  Carex spissa David J. Keil, Melissa Luckow 1981-1 San Luis Obispo Comment
  OBI73441  Carex tumulicola David J. Keil, with Mike Mattina 2010-5-31 30813 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  UCSB24030  Carpobrotus chilensis Hauge, Roger 1964-4-17 San Luis Obispo Oso Flaco Dunes, 3.2 miles west of Oso Flaco Ranch along road to Oso Flaco Lake 30 Comment
  OBI5517  Carpobrotus chilensis Sharon Jochums 1974-3-9 45 San Luis Obispo Coastal Beach-Dune community west of Hwy 1, north of Piedras Blancas Point Comment
  SD244579  Carthamus tinctorius David Keil 1992-6-16 23296 San Luis Obispo Pismo Beach, along US 101. Scattered along roadside. Comment
  CDA17555  Castilleja A. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes; One ridge over NE of Little Coreopsis Hill, Comment
  OBI31566  Castilleja Joy Nishida, Robert Allen 1982-4-10 246 San Luis Obispo American Cyn. Near stream in Amer Cyn campground 524 Comment
  OBI66506  Castilleja affinis David J. Keil 1985-6-19 18874 San Luis Obispo Hills S of Los Osos. Sand roads and trails above Broderson Ave, E of Cabrillo Estates subdivision Comment
  SBBG100029  Castilleja affinis G. T. Robbins, K. Harrison 1955-5-16 5140 San Luis Obispo upper reaches of Camatta Cyn, 1.6 mi N of jct of Camatta Cyn Rd, with direct rd from La Panza to Creston 396 Comment
  JEPS103953  Castilleja affinis subsp. affinis T. I. Chuang 1991-8-30 7882 San Luis Obispo W of Oso Flaco Lake. Comment
  SBBG104838  Castilleja affinis subsp. affinis M. D. Proctor, E. A. Young 1993-4-17 ROB 472 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  SBBG9294  Castilleja affinis subsp. affinis E. R. Blakley 1960-7-8 3512 San Luis Obispo 0.25 mi N of Oso Flaco Lake 30 Comment
  UCR134395  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2001-4-29 6589 San Luis Obispo Irish Hills, Clark Valley Rd., 4.2 miles south of Los Osos Valley Rd, E of Los Osos 274 Comment
  OBI58871  Castilleja affinis subsp. affinis David J. Keil 1998-6-1 27589 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  UCSB48350  Castilleja affinis subsp. affinis Lain, Maria 1978-3-29 San Luis Obispo Twitchell Reservoir; Highway 166 213 Comment
  UCSB58617  Castilleja affinis subsp. affinis Ingram, Steve; Hall, Tina 1990-5-31 San Luis Obispo Oso Flaco Lake, Coreopsis Hill Comment
  SBBG104915  Castilleja attenuata M. D. Proctor, E. A. Young 1993-3-19 ROB 251 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  JEPS15196  Castilleja brevistyla T. M. Hendrix 1937-4-22 72 San Luis Obispo 3.3 mi ne Huerhero School; Pozo Quad. 472 Comment
  OBI33829  Castilleja brevistyla Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1075 San Luis Obispo Hwy 166, 3 mi W of Spanish Ranch turnoff 335 Comment
  SEINET7042442  Castilleja densiflora 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
  UC454804  Castilleja densiflora subsp. obispoensis E. P. Unangst 1906-6-2 San Luis Obispo Reservoir Canyon Comment
  UC454836  Castilleja densiflora subsp. obispoensis E. P. Unangst 1908-4-12 San Luis Obispo Perfumo Canyon Comment
  OBI31208  Castilleja exserta Julie M. Vanderwier 1978-5-18 38 San Luis Obispo Indian Knob Tar Sands Comment
  SEINET7063604  Castilleja exserta A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
  SBBG106790  Castilleja exserta subsp. exserta C. B. Hardham 1958-3-31 2976 San Luis Obispo intersection of Shell Crk and Camatta rds Comment
  SBBG84823  Castilleja exserta subsp. exserta C. F. Smith 1951-4-19 3033 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  SBBG43008  Castilleja exserta subsp. latifolia L. W. Edge 1971-10-4 San Luis Obispo Golf Course, next to Morro Bay State Park Comment
  OBI9347  Castilleja exserta var. latifolia Robert F. Hoover 1950-5-30 7939 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI42375  Castilleja foliolosa David J. Keil 1986-4-8 19137 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI57071  Castilleja foliolosa G. F. Hrusa 1998-4-27 14289 San Luis Obispo Lower Goat Springs Cyn, approx 2 mi W of Soda Lake Rd. USGS Quad Caliente Mtn 7.5 950 Comment
  OBI59664  Castilleja foliolosa David J. Keil, with V. L. Holland 1999-5-4 28329 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  SBBG6846  Castilleja minor subsp. spiralis C. B. Hardham 1958-6-20 3706 San Luis Obispo near Stenner Crk Comment
  CAS-BOT-BC241102  Castilleja mollis David Keil; Eric A. Wise 1985-4-25 18552 San Luis Obispo On N side of Black Lake Canyon near California Highway 1 Comment
  OBI61017  Castilleja plagiotoma George Butterworth 1998-5-4 257 San Luis Obispo Carrizo Plain Natural Area. Caliente Range. Under N radio tower, beside Morales cyn Rd 1146 Comment
  JEPS29129  Castilleja subinclusa subsp. subinclusa D. E. Breedlove 1962-3-29 2065 San Luis Obispo 8.6 mi w Simmler; La Panza Range 548 Comment
  CAS-BOT-BC38213  Caulanthus anceps Gertrude Sinsheimer 1927-4-12 s.n. San Luis Obispo Cholame. Comment
  CAS-BOT-BC38221  Caulanthus anceps Roxana S. Ferris 1935-3-21 9031 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Roble Road. Comment
  RSA201579  Caulanthus anceps Robert F. Hoover 1958-3-19 8417 San Luis Obispo South of Soda Lake, Carrizo Plain. 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
  UCSB14926  Caulanthus anceps 1962-3-24 San Luis Obispo 2.8 miles northeast of U.S. 466 at Cholame on State 41 441 Comment
  LA29215  Caulanthus californicus Mary V. Hood; 1944-4-21 43- 48 k* San Luis Obispo Cuyama Valley 914 Comment
  OBI14928  Caulanthus californicus Robert F. Hoover 1952-1 San Luis Obispo Comment
  CAS-BOT-BC40956  Caulanthus coulteri Charles A. Graham 1939-4-14 523 San Luis Obispo 0.3 mile northwest of Rice Ranch. 289 Comment
  OBI14902  Caulanthus inflatus Eben McMillan 1952-4-27 61 San Luis Obispo Garritas Cyn 8mi S, 14 mi E of Shandon Comment
  CAS-BOT-BC40350  Caulanthus lasiophyllus Alice Eastwood 1927-4-10 14407 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC40366  Caulanthus lasiophyllus R. F. Hoover 1949-4-2 7580 San Luis Obispo West side of Cottonwood Pass. Comment
  CAS-BOT-BC40384  Caulanthus lasiophyllus David D. Keck; J. Clausen 1935-4-9 3083 San Luis Obispo Cholame. 457 Comment
  OBI74635  Caulanthus lasiophyllus David J. Keil 1987-5-6 20119 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  UCSB15023  Caulanthus lasiophyllus 1962-3-24 San Luis Obispo 1.4 miles northeast of U.S. 466 at Cholame on State 41 365 Comment
  UCD164123  Caulanthus lemmonii N. Ivalu Cacho; Sharon Y. Strauss 2010-5-3 IC-SS 68 - San Luis Obispo San Luis Obispo County: Davis Rd, by Jct. Hwy 41- Hwy 46 (1 mi E of Cholame); 50 m N of oak along road. 359 Comment
  UC1321317  Ceanothus R. F. Hoover 1964-4-14 8722 San Luis Obispo San Luis Obispo garden Comment
  CAS-BOT-BC48975  Ceanothus cuneatus Milo S. Baker 1928-3-31 2762 b San Luis Obispo Adelaide Grade near Paso Robles Comment
  CAS-BOT-BC48989  Ceanothus cuneatus R. F. Hoover 1964-4-13 8700 San Luis Obispo Two miles south of Atascadero, west of Highway 101 Comment
  CAS-BOT-BC64464  Ceanothus cuneatus subsp. fascicularis R. F. Hoover 1947-1-26 6601 San Luis Obispo Osos Valley. Comment
  OBI10475  Ceanothus cuneatus var. cuneatus Robert F. Hoover 1967-2-15 10205 San Luis Obispo Lower part of Lopez Cyn Comment
  RSA0037453  Ceanothus cuneatus var. cuneatus LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6491 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
  UC774474  Ceanothus cuneatus var. cuneatus Carl B. Wolf 1941-7-11 10980 San Luis Obispo 2.1 mi sw Summit of Grade (Pozo-La Panza Rd.); La Panza Range, South Coast Range. 670 Comment
  OBI69641  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18139 San Luis Obispo Montana de Oro state park; 4th sandhill N of Spooners cove Comment
  CAS-BOT-BC49125  Ceanothus cuneatus var. ramulosus Ernest C. Twisselmann 1959-4-10 5034 San Luis Obispo Irish Hills: Summit of Perfumo Canyon 350 Comment
  OBI13472  Ceanothus cuneatus var. ramulosus A. Ahmad 1963-4-7 San Luis Obispo San Luis Obispo Gardens Comment
  OBI39692  Ceanothus cuneatus var. ramulosus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16012 San Luis Obispo Trail on NE side of Cypress MTn Comment
  CAS-BOT-BC49780  Ceanothus dentatus W. R. Dudley 1902-4-5 s.n. San Luis Obispo Manzanita hill, south of Pine Mt. Comment
  CAS-BOT-BC64402  Ceanothus foliosus subsp. medius Clare B. Hardham 1961-4-30 6940 San Luis Obispo Santa Lucia Mountains. W. of Cuesta Pass. Comment
  OBI10521  Ceanothus foliosus var. medius Robert F. Hoover 1964-4-15 8723 San Luis Obispo Ridge NW of Cuesta Pass Comment
  SBBG96772  Ceanothus foliosus var. medius D. A. Young, S. Junak, T. Ayers 1989-4-27 1952 San Luis Obispo 0.1 mi W of W end of Cuesta Ridge Botanical Area Comment
  UC569505  Ceanothus impressus H. S. Yates 1936-3-25 5377 San Luis Obispo Mesa head of Black Lake Canyon 152 Comment
  CAS-BOT-BC63540  Ceanothus leucodermis Lewis S. Rose 1961-4-15 61046 San Luis Obispo 1 mi. se. of Nacimiento Dam. 213 Comment
  CAS-BOT-BC51480  Ceanothus oliganthus Beatrice F. Howitt 1972-6-12 2 San Luis Obispo near the Big Sur River on south end of the Molera Ranch from the houses. Now an addition to Big Sur Park Comment
  SBBG112395  Ceanothus oliganthus var. sorediatus D. Keil, V. L. Holland 1999-5-4 28309 San Luis Obispo Sulphur Springs Rd, 0.5-1.1 rd mi W of jct with Deer Trail Rd; Camp Roberts; T25S, R11E, S19 Comment
  UCD170345  Ceanothus papillosus D. O. Burge; S. Ratay 2016-12-3 2204 San Luis Obispo San Luis Obispo County: Cerro Cabrillo area, N slope of ridge connecting Cerro Cabrillo to Hollister Peak. 130 Comment
  CHSC79560  Ceanothus papillosus var. roweanus G. F. Hrusa; A. P. Griffiths 1987-5-3 5336 San Luis Obispo Central California. The Montana de Oro Region. On summit of Buchon Ridge immed. W of Coon Creek Cyn. 274 Comment
  RSA201546  Ceanothus ramulosus var. fascicularis Robert F. Hoover 1948-3-26 7431 San Luis Obispo Sunnyside School near Baywood Park Comment
  UCSB21224  Ceanothus thyrsiflorus var. griseus Jensen, K. 1967-3-18 San Luis Obispo Diablo Canyon, about 1 mi. from the ocean. Comment
  CDA7075  Centaurea calcitrapa W. Fetters 1937-7-21 San Luis Obispo Little Morro Creek. 0 Comment
  OBI46144  Centaurea calcitrapa Jill MacIntyre, Beth Landy 1986-8-12 59 San Luis Obispo San Luis Crk, next to S Higuera. Near bridge over crk. Downstream from sewage treatment plant 61 Comment
  CDA15200  Centaurea melitensis G. F. Hrusa, J. Park, G. Perez 1998-7-21 14738 San Luis Obispo South Coast Ranges; intersection of Suey Ck. Rd. and Hwy. 166. Comment
  OBI16873  Centaurea melitensis Robert F. Hoover 1964-6-6 8939 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI27334  Centaurea melitensis Robert L. Allen, Nancy E. Arnold 1981-5-17 323 San Luis Obispo Chaparral area burned on 31 July, 1980. CDF fire no. 53-265. 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza mts Comment
  OBI80801  Centaurea melitensis David J. Keil 1992-1 22954 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  SEINET476990  Centaurea melitensis D. Keil 1976-8-20 San Luis Obispo Along Calif. Rte. 166 east of Santa Maria, 3 miles west of Hollister Bridge Comment
  CAS-BOT-BC277224  Centaurea solstitialis Ernest C. Twisselmann 1958-9-20 4801 San Luis Obispo Highway U.S. 466, 1 mile east of Shandon 304 Comment
  UC1928003  Centromadia parryi subsp. congdonii David Keil 2008-8-10 30554 San Luis Obispo Los Osos Valley. Boysen Ranch Wetland Mitigation area between Los Osos Valley Road and O'Connor Way west of Foothill Road. West of city limits of San Luis Obispo. 42 Comment
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Sep 16 2011
  CLARK-A1045-1374  Cerastium viscosum George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay; Morro Bay S 7.5'Q Comment
  CAS-BOT-BC400165  Ceratophyllum demersum Ernest C. Twisselmann 1959-11-2 5902 San Luis Obispo Oso Flaco Lake 6 Comment
  OBI50349  Cercocarpus betuloides Robert F. Hoover 1967-5-5 10520 San Luis Obispo Ridge NW of Cuesta Pass Comment
  SBBG94472  Cercocarpus betuloides var. betuloides S. A. Junak 1990-4-17 4181 San Luis Obispo Cuesta Ridge, just N of main rd (USFS Rd 29S11.3) at W boundary of Cuesta Ridge Botanical Area, ca. 0.5 mi W of W boundary sign for Botanical Area, ca. 5.7 mi W of Hwy 101 746 Comment
  OBI16849  Chaenactis fremontii Robert F. Hoover 1967-3-27 10293 San Luis Obispo Chalk Mt, cuyama Valley Comment
  CAS-BOT-BC277490  Chaenactis glabriuscula var. glabriuscula D. E. Breedlove 1962-3-24 1987 San Luis Obispo 4.9 miles northeast of U.S. 466 at Cholame on State 41 near summit of Cottonwood Pass, Diablo Range 548 Comment
  CAS-BOT-BC277495  Chaenactis glabriuscula var. glabriuscula Alice Eastwood; John Thomas Howell 1935-3-24 1990 San Luis Obispo Near Paso Robles Comment
  OBI54360  Chaenactis glabriuscula var. glabriuscula George Butterworth 1995-3-30 25 San Luis Obispo Carrizo Plain Natural Area. T11N, R26W, S4, NW Qtr. 150 yds SW of Soda Lake Rd, 20 yds W of Weels Rd 671 Comment
  JEPS18490  Chaenactis glabriuscula var. glabriuscula Rimo Bacigalupi with Roi Partridge 1957-6-8 5898 San Luis Obispo just e of Grover City (between Pismo Beach and Arroyo Grande) 45 Comment
  CAS-BOT-BC277595  Chaenactis glabriuscula var. lanosa David D. Keck; J. Clausen 1935-4-9 3085 San Luis Obispo Cholame 460 Comment
  JEPS83138  Chaenactis glabriuscula var. lanosa Lewis S. Rose 1971-4-3 71019 San Luis Obispo 2 mi se of Cholame; Palo Prieto Canyon 457 Comment
  SBBG81119  Chaenactis glabriuscula var. lanosa C. F. Smith 1975-5-13 10843 San Luis Obispo Guadalupe Oil Field, N of Santa Maria River Comment
  UC1119709  Chaenactis glabriuscula var. lanosa H. C. Lee 1937-4-21 838 San Luis Obispo 1.5 mi w Paso Robles; Paso Robles Quad. 320 Comment
  CAS-BOT-BC277590  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1954-3-23 12711 San Luis Obispo W of Estrella near junction with U.S. Highway 101 at San Miguel Comment
  RSA67582  Chaenactis glabriuscula var. lanosa Philip A. Munz 1951-4-13 16301 San Luis Obispo San Juan Creek, at crossing of State Highway 178. 610 Comment
  POM203440  Chaenactis glabriuscula var. megacephala J. T. Howell 1931-3-21 5925 San Luis Obispo Cuyama Valley 38 miles east of Santa Maria Comment
  OBI81220  Chaenactis stevioides David J. Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, and Larry Kelly 1988-3-18 20387 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmler-Soda Lake Road 640 Comment
  CAS-BOT-BC279633  Chaenactis stevioides R. F. Hoover 1952-4-8 8092 San Luis Obispo West base of Temblor Range near McKittrick road Comment
  CAS-BOT-BC279731  Chaenactis xantiana R. F. Hoover 1952-5-25 8225 San Luis Obispo Caliente Mt. Comment
  OBI82365  Chenopodium David J. Keil 2015-9-21 33403 San Luis Obispo Arroyo Grande. Vacant lot at northwestern corner of intersection of Woodland Drive and Fair Oaks Avenue. 25 Comment
  OBI26510  Chenopodium album Kathlene Henry 1979-7-28 25 San Luis Obispo San Luis Obispo hwy 227, at the entrance to the San Luis Obispo Co. Airport 37 Comment
  OBI66222  Chenopodium berlandieri David J. Keil 1998-10-9 28153 San Luis Obispo Ca. 20 road miles w of New Cuyama along Hwy 166. Ca. 1400 ft. elev. 427 Comment
  SFV21712  Chenopodium californicum S. Kimball 1999-4-10 21 B San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Well's Ranch. 2 miles west of ranch on north side of road. 750 Comment
  UC2027109  Chenopodium californicum Greg Wilvert 2005-4-5 149 San Luis Obispo Southeast Half of Caliente Range: 300 m N of Wells Spring Comment
  UC524103  Chenopodium californicum Ira L. Wiggins 1932-3-21 5799 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  OBI17235  Chenopodium littoreum Robert F. Hoover 1966-5-15 9856 San Luis Obispo Jack Lake Comment
  OBI51944  Chenopodium macrospermum Larry Kelly, David J. Keil 1988-10-1 301 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  CDA14831  Chenopodium multifidum G. F. Hrusa, D. Ragan 1997-11-21 14130 San Luis Obispo Rural residental area, 625 Jameson Ct. on Nipomo Mesa. 91 Comment
  OBI17205  Chenopodium murale Robert F. Hoover 1964-8-13 9237 San Luis Obispo Mouth of Morro Crk Comment
  RSA355830  Chenopodium strictum var. glaucophyllum R. F. Thorne 1968-6-7 37788 San Luis Obispo Jack Lake, sandy flat area back of dunes near lake, 3 miles south of Oceano Comment
  OBI80710  Chlorogalum pomeridianum David J. Keil 1992-4-12 22831 San Luis Obispo Laguna Lake City Park 170 Comment
  OBI52817  Chlorogalum purpureum var. reductum Clifton F. Smith 1988-5-17 12128 San Luis Obispo SE of hwy 58 and turnoff to Navajo Rd Comment
  UCD81780  Chorizanthe Mona Robison 1999-5-15 354 San Luis Obispo San Luis Obispo County: along Hwy 46, from Paso Robles E to the Cholame Valley at the intersection on Hwys 41 and 46. Comment
  OBI32336  Chorizanthe David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15922 San Luis Obispo E of Cambria along road to Cypress Mtn. 1.4 mi E of jctn with Santa Rosa Crk rd on Fiscalini Ranch rd (dirt road along Steiner Crk) Comment
  OBI34336  Chorizanthe angustifolia David J. Keil, Eric Wise 1983-8-30 17901 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  SBBG99168  Chorizanthe angustifolia C. F. Smith 1952-4-23 3299 San Luis Obispo Nipomo Mesa, W of Nipomo and N of Guadalupe Comment
  RSA166040  Chorizanthe angustifolia E. R. Chandler 1962-6-15 870 San Luis Obispo On the windswept through stabilized sand dunes, adjacent to Oso Placo Lake -15 Comment
  CAS-BOT-BC191779  Chorizanthe breweri Marcus E. Jones 1882-5-6 3234 San Luis Obispo San Luis Obispo Comment
  OBI11245  Chorizanthe breweri Robert F. Hoover 1953-5-14 8294 San Luis Obispo Poly Cyn, San Luis Obispo Comment
  UC1583671  Chorizanthe breweri David Keil with Dirk Walters 1986-5-2 19309 San Luis Obispo just n San Luis Obispo (in Reservoir Canyon (burned in 7/85 in Las Pilitas Fire)); Santa Lucia Mountains, in Reservoir Canyon 182 Comment
  OBI30721  Chorizanthe diffusa Koomanoff et al 1981-5-16 14 San Luis Obispo SSE 45 deg slope near summit of Indian Knob Comment
  UC55729  Chorizanthe diffusa Mrs. R. W. Summers 712 San Luis Obispo Comment
  UC1296117  Chorizanthe douglasii R. F. Hoover 1947-4-20 6969 San Luis Obispo Pilitas Creek district Comment
  OBI31506  Chorizanthe membranacea Joy Nishida 1982-6-16 462 San Luis Obispo American Cyn campground 536 Comment
  RSA759552  Chorizanthe membranacea James L. Reveal 2008-5-3 8868 San Luis Obispo Along California Highway 58, 1 mile southwest of Wilson Corner and 0.15 miles northeast of Calf Canyon Winery, and 0.12 miles south of Indian Creek Road 463 Comment
  CAS-BOT-BC256944  Chorizanthe membranacea Clare B. Hardham 1957-5-30 2057 San Luis Obispo Santa Lucia Mountains. Cypress Mt. 609 Comment
  UCSB15676  Chorizanthe membranacea 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
  OBI31519  Chorizanthe obovata Joy Nishida 1982-6-24 475 San Luis Obispo American Cyn. 1.9 mi S of campground 482 Comment
  SEINET3132308  Chorizanthe obovata K. Brandegee 1911-1 84 San Luis Obispo Price Canyon Comment
  NY285641  Chorizanthe palmeri E. Palmer 1876-6-26 464 San Luis Obispo Comment
  SBBG34900  Chorizanthe palmeri Mrs. R. W. Summers -Mar-1892 San Luis Obispo lower eastern slope, San Luis Mtn Comment
  CHSC114158  Chorizanthe palmeri Anna Kostikova; Glen Litsios, Sarah Burgy 2010-7-10 188 San Luis Obispo Morro Bay: Montana De Oro State Park. Comment
  CAS-BOT-BC252823  Chorizanthe polygonoides var. polygonoides Clare B. Hardham 1958-5-7 3228 San Luis Obispo Hills between Bee Rock and the Nacimiento, Santa Lucia Mountains Comment
  RSA0004908  Chorizanthe pungens var. nivea Katherine Brandegee, K. Curran 1885-07 s.n. San Luis Obispo Mountains near San Luis Obispo Comment
  SBBG109445  Chorizanthe rectispina C. B. Hardham 1959-6-19 4843 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  SBBG117461  Chorizanthe uniaristata E. Painter, M. Wetherwax 2003-6-26 CR 462 San Luis Obispo S side of Boy Scout Rd, ca. 1.5 km WSW of Boy Scout Ford; Camp Roberts 200 Comment
  UC2027549  Chorizanthe uniaristata Greg Wilvert 2005-4-30 353 San Luis Obispo Southeast Half of the Caliente Range: Above Padrones Spring. Comment
  OBI58476  Chorizanthe uniaristata David J. Keil 1998-6-1 27558 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  RSA142451  Chorizanthe uniaristata Clare B. Hardham 1960-5-13 5682 San Luis Obispo Hills between San Juan River and the Carissa Comment
  UC1136061  Chorizanthe xanti T. M. Hendrix 1939-5-3 1006 San Luis Obispo 1.4 mi se Avenales Ranch; Branch Mt. Quad., Los Padres National Forest Comment
  UC1136063  Chorizanthe xanti P. L. Johannsen 1937-4-23 1080 San Luis Obispo 5 mi sw Midland Post Office; McKittrick Quad. Comment
  SD264730  Cicuta maculata var. bolanderi Tracey Call, Viola Call 1966-10-2 2546 San Luis Obispo In shaded stream bank in Lopez Creek 8 miles north of mouth of Lopez Canyon. 274 Comment
  OBI57650  Cirsium brevistylum David J. Keil 1999-6-22 s.n. San Luis Obispo Montan de Oro State Park. Trl from Horse Camp to Manzanita Trl Comment
  OBI53405  Cirsium brevistylum Arthur W. Hazebrook 1993-5-23 225 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreoopsis Hill Comment
  CAS-BOT-BC100948  Cirsium fontinale var. obispoense Mark A. Elvin; Nic Huber 2006-3-30 4626 San Luis Obispo Central Coastal: San Luis Obispo; N-side of Laguna Lake 61 Comment
  CAS-BOT-BC32810  Cirsium fontinale var. obispoense Alice Eastwood; John Thomas Howell 1936-5-6 2218 San Luis Obispo Chorro Creek Comment
  OBI81594  Cirsium occidentale Jill M. Bushakra 2001-6-19 124 c San Luis Obispo East end of Santa Ysbel Road in Los Osos. 152 Comment
  UC1561232  Cirsium occidentale var. californicum Barbara Ertter 1989-6-10 8566 San Luis Obispo ca 20 air mi ene of San Luis Obispo (3 1/2 mi from Hwy 58 on rd to Navajo Campground, e side of Black Mt.); La Panza Range, Black Mt. 609 Comment
  CAS-BOT-BC285468  Cirsium occidentale var. californicum Clare B. Hardham 1961-5-26 7262 San Luis Obispo Lime Mountain, Adelaida Comment
  CAS-BOT-BC285469  Cirsium occidentale var. californicum Clare B. Hardham 1966-5-20 14179 San Luis Obispo Queen Bee Mine Road Comment
  CAS-BOT-BC100984  Cirsium occidentale var. compactum John Thomas Howell 1961-4-13 s.n. San Luis Obispo flats just north of Cambria Comment
  OBI62939  Cirsium occidentale var. lucianum Jill M. Bushakra, John Bushakra 2000-6-4 35 San Luis Obispo 0.3 mi from Hwy 101 along W cuesta Ridge Rd 469 Comment
  UC1119205  Cirsium occidentale var. venustum Pl. Johannsen 1937-6-2 1188 San Luis Obispo Goat Spring McKittrick, Goat Spring 914 Comment
  OBI31311  Cirsium occidentale var. venustum Joy Nishida 1982-7-8 499 San Luis Obispo American Cyn. 1 mi S of Amer cyn campgrouond 512 Comment
  UC184108 Image available Cirsium scariosum var. citrinum E. R. Blakley and C. Smith 1958-8-2 2416 San Luis Obispo 4 mi s of Oceano; Dune Lakes Comment
  OBI57481  Cirsium scariosum var. loncholepis David J. Keil 1998-11-13 28198 San Luis Obispo Guadalupe Dunes. At northern fringe of Santa Maria River riparian corridor Comment
  CDA7428  Cirsium vulgare Julie Ann Sessions 1986-7-24 4 San Luis Obispo Poly Canyon Area. Comment
  RSA610451  Clarkia affinis R. S. Woglum 1940-4-20 2620 San Luis Obispo Outer Coast Ranges: Eastern slope of the Santa Lucia Mountains, Templeton. Comment
  UC1018294  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 908 a San Luis Obispo 3.6 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  CAS-BOT-BC172278  Clarkia bottae John Thomas Howell; Alice Eastwood 1938-6-14 5935 San Luis Obispo Prefumo Canyon Comment
  OBI19389  Clarkia bottae F. Rush 1956-1 101 San Luis Obispo Mt. SLO Comment
  CAS-BOT-BC172279  Clarkia bottae John Thomas Howell; Alice Eastwood 1936-5-7 2261 San Luis Obispo Serrano Canyon near San Luis Obispo Comment
  UC125447  Clarkia bottae Mrs. R. W. Summers San Luis Obispo Comment
  OBI58554  Clarkia cylindrica David J. Keil 1998-6-5 27633 San Luis Obispo Lower slopes of Caliente Range at Selby Camp, 4.2 road miles SE from Soda Lake Rd. 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
  SBBG30001  Clarkia cylindrica subsp. cylindrica R. S. Ferris 1939-5-21 9752 San Luis Obispo N slope 6 mi E of Huerhuero Crk on the Creston-Shandon rd Comment
  UC1018320  Clarkia cylindrica subsp. cylindrica H. Lewis and C. Epling 1947-5-5 206 San Luis Obispo 6.1 mi s U. S. Hwy. 466 (on the road from Cholame to Simmler) Comment
  SBBG118013  Clarkia epilobioides E. Painter, M. Wetherwax, J. Olson 2002-4-23 SLO 237 San Luis Obispo W side of Cerro Romualdo, abandoned rd leading from water tank across E slope; Camp San Luis Obispo 155 Comment
  OBI27304  Clarkia modesta Robert L. Allen, Nancy E. Arnold 1981-5-10 279 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  CAS-BOT-BC163339  Clarkia modesta R. F. Hoover 1950-4-30 7857 San Luis Obispo East slope of La Panza Range Comment
  OBI12121  Clarkia prostrata Robert F. Hoover 1950-5-30 7953 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  HSC16265  Clarkia purpurea W. S. Pierce 1963-6-15 7 San Luis Obispo E of Portola Rd. (N end), Atascadero Comment
  CAS-BOT-BC163937  Clarkia purpurea subsp. quadrivulnera Ira L. Wiggins 1929-5-21 3689 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  CAS-BOT-BC163942  Clarkia purpurea subsp. quadrivulnera David D. Keck; Wm. M. Hiesey 1940-5-30 5106 San Luis Obispo 2.2 mi. S. of Arroyo Grande on road to Oso Flaco 15 Comment
  UCR159850  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, E. A. Helmkamp 2005-6-12 9643 San Luis Obispo South Central Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 6.7 miles east of Santa Margarita 485 Comment
  CAS-BOT-BC163936  Clarkia purpurea subsp. quadrivulnera Ernest C. Twisselmann 1954-5-12 1216 San Luis Obispo Palo Prieta Summit, 7 miles south of Cholame 640 Comment
  OBI75673  Clarkia purpurea subsp. viminea D. R. Miller 2011-6-30 611 .967 San Luis Obispo Rocky Butte/Pine Mt region. The Tobacco Flats area, this sample is from Stag Flats 396 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
  JEPS43842  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-3 4 San Luis Obispo 1 mi s Edna; Price Canyon 60 Comment
  SBBG108105  Clarkia speciosa subsp. speciosa C. B. Hardham 1959-6-10 4845 San Luis Obispo 0.5 mi W of jct of Cayucos Rd and York Mtn Rd Comment
  UC1122458  Clarkia speciosa subsp. speciosa H. C. Lee 1937-5-24 993 San Luis Obispo 1 1/2 mi se Creston; Paso Robles Quadrangle (130D) Comment
  UC125403  Clarkia speciosa subsp. speciosa Mrs. R. W. Summers 1888-5-26 San Luis Obispo La Panza Comment
  CAS-BOT-BC165362  Clarkia speciosa subsp. speciosa R. F. Hoover 1969-6-3 11351 San Luis Obispo Moreno Canyon 3 mi. east of Santa Margarita Comment
  SEINET10969623  Clarkia tembloriensis Kimberlie McCue 1993-6-1 McCue 930601 -3A San Luis Obispo From intersection of Elkhorn Road and Hurricane Road go N on Hurricane .85 mi. Plants on right side of road. 838 Comment
  OBI12112  Clarkia unguiculata Robert F. Hoover 1969-6-3 11357 San Luis Obispo Calf Cyn Comment
  CAS-BOT-BC165576  Clarkia unguiculata Ira L. Wiggins 1929-5-24 3768 San Luis Obispo Roadside 1 1/2 miles east of Templeton Comment
  OBI58510  Claytonia exigua David J. Keil 1998-4-28 26935 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  CAS-BOT-BC439285  Claytonia exigua subsp. exigua Clare B. Hardham 1957-4-2 1617 San Luis Obispo Santa Lucia Mountains. Near Union Oil Pump Station, Atascadero-Creston Road. Comment
  CAS-BOT-BC439341  Claytonia gypsophiloides Clare B. Hardham 1956-4-4 340 San Luis Obispo Santa Lucia Mountains. T. Delaganna Ranch Comment
  OBI80861  Claytonia parviflora G. F. Hrusa, G. Wilvert 2005-4-1 16403 San Luis Obispo Carrizo Plain. South end of Caliente foothills, nr. gate at power line maintenance rd. Open, steep parts of E-facing slope +/- 1/4 mi. W of gate. 792 Comment
  RSA0019344  Claytonia parviflora subsp. viridis Greg Wilvert 2005-5-11 411 San Luis Obispo Southeast half of the Caliente Range: 1.6 km SSW of Semper Spring. Comment
  UC454257  Claytonia perfoliata subsp. perfoliata E. P. Unangst 1908-4-12 San Luis Obispo Prefumo Canyon Comment
  UC1125969  Clematis lasiantha T. M. Hendrix 1937-4-19 41 San Luis Obispo 4 mi. n.e. Pozo; Los Padres Nat'l Forest, Pozo Quad. Comment
  CAS-BOT-BC91471  Clematis lasiantha Geo. B. Grant 1903-5-1 s.n. San Luis Obispo Pasa Robles. Comment
  JEPS55199  Clematis lasiantha Lois Chambers 1934-4-1 San Luis Obispo 7 mi. from Santa Margarita (rd. from Simmler to Santa Margarita); Santa Barbara Nat'l Forest Reserve 457 Comment
  JEPS60547  Clematis lasiantha W. L. Jepson 1927-4-26 11987 San Luis Obispo near summit Pozo Range Comment
  UC75780  Clematis ligusticifolia Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  OBI42156  Clematis ligusticifolia Paula Kleintjes 1983-10-8 4 San Luis Obispo Perfumo Cyn Rd 2 mi from Los Osos Valley rd Comment
  OBI79917  Collinsia bartsiifolia David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31876 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.). 300 Comment
  CHSC64134  Collinsia bartsiifolia var. davidsonii B. Castro; L. Archambault 1989-4-14 297 San Luis Obispo Ca 12 mi ENE of Atascadero, ca 3 mi NE of Creston, ca 2 mi NE of bed of Huerhuero Creek in Foothill Woodland. 365 Comment
  UC1032592  Collinsia bartsiifolia var. davidsonii T. M. Hendrix 1937-5-4 149 San Luis Obispo 0.5 mi s El Dorado School; Pozo Quad 548 Comment
  OBI55188  Collinsia bartsiifolia var. davidsonii Greg Frugoli 1997-4-15 40 San Luis Obispo 0.3 mi S of hwy 58 on E side of Red Hill Rd. La Panza Range, Los Padres NF (hwy 58 burn area) 597 Comment
  PASA1000  Collinsia bicolor M. Stason 1930-4-14 235 San Luis Obispo near Poso Comment
  RSA43206  Collinsia heterophylla Robert F. Hoover 1947-5-11 7158 San Luis Obispo Price Canyon. Comment
  SBBG109420  Collinsia heterophylla C. B. Hardham 1959-4-23 4346 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  OBI32972  Collinsia heterophylla David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16992 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  RSA67560  Collinsia heterophylla Philip A. Munz 1951-4-12 16284 San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. 762 Comment
  UC1032602  Collinsia sparsiflora var. collina G. T. Nordstrom 1937-4-7 1054 San Luis Obispo 0.8 mi. n.w. Chimney Rock; Adelaida Quad. Comment
  OBI34285  Collinsia sparsiflora var. collina David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, M. Borchert 1982-3-24 15787 San Luis Obispo Vicinity of Amer Cyn in the La Panza Mt Comment
  HSC38876  Conium maculatum J. P. Smith 1973-3-20 5892 San Luis Obispo Just E of Pismo Beach on Price Canyon Road. 61 Comment
  OBI73253  Conium maculatum Michael Walgren 2010-9-18 171 San Luis Obispo Estero Bluffs State Park, 1.56 mi W of Cayucos Crk, S of hwy 1, at mouth of San Geronimo Crk Comment
  OBI53622  Conium maculatum Arthur W. Hazebrook 1991-4-19 35 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes approx 30 m up from riparian corridor that runes E-W along the NE facing side of the Hill Comment
  RSA0027656  Convolvulus arvensis Greg Wilvert 2005-5-28 437 San Luis Obispo In Padrones Cyn. Rd. 822 Comment
  CAS-BOT-BC285981  Conyza bonariensis Clare B. Hardham 1956-11-12 1519 San Luis Obispo Santa Lucia Mountains. Atascadero Lake Comment
  RSA139952  Coreopsis bigelovii Clare B. Hardham 1960-4-8 5362 San Luis Obispo 39 miles east of Paso Robles on road to Simmler 518 Comment
  UC52340  Coreopsis calliopsidea Mrs. R. W. Summers 1888-4-10 San Luis Obispo mountain top La Panza (La Panza) Comment
  UC57402  Coreopsis douglasii J. H. Barber 1901-3-24 A 13 San Luis Obispo Estrella Plains Comment
  UC1051672  Coreopsis gigantea Francia Chisaki and Helen K. Sharsmith 1950-5-13 San Luis Obispo s of Oso Flaco Lake 15 Comment
  CAS-BOT-BC101416  Corethrogyne filaginifolia Ernest C. Twisselmann 1959-11-2 5894 San Luis Obispo Oceano Dunes at Oso Flaco Lake 6 Comment
  CAS-BOT-BC101417  Corethrogyne filaginifolia R. F. Hoover 1965-10-1 9697 San Luis Obispo Coast road just south of Hazard Canyon Comment
  CAS-BOT-BC101420  Corethrogyne filaginifolia R. F. Hoover 1946-8-4 6270 San Luis Obispo North end of Morro Bay Comment
  CAS-BOT-BC101425  Corethrogyne filaginifolia R. F. Hoover 1946-9-22 6453 San Luis Obispo Near Piedras Blancas Point Comment
  OBI47364  Cornus glabrata David J. Keil 1987-11-11 20356 San Luis Obispo Atascadero, Just S of San Andres Ave bridge over Atascadero Crk Comment
  RSA0019455  Cornus occidentalis E. R. Johnson 1928-8-21 1103 San Luis Obispo Cuesta Pass. 457 Comment
  IRVC29054  Cornus sericea subsp. sericea G. K. Helmkamp 2003-10-8 8197 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 Comment
  OBI32295  Cortaderia selloana David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15675 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI38470  Cotula coronopifolia Eric Wise 1982-4-28 1396 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  SBBG104593  Cotula coronopifolia M. D. Proctor, E. A. Young 1993-3-20 ROB 275 San Luis Obispo ca. 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI30138  Cotula coronopifolia Melissa Luckow 1982-6-24 915 San Luis Obispo Cambria, jctn of Hwy 1 and rd to Black Mtn SE corner of rd Comment
  OBI63099  Crassula aquatica David J. Keil 2002-4-4 29787 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
  SEINET11264844  Crassula connata David Keil 1978-3-25 12680 San Luis Obispo Irving Ranch.; 0 Comment
  UC1127156  Crassula connata var. eremica C. M. Belshaw 1936-3-20 1672 San Luis Obispo 0.5 mi. n.w. Tar Spring Ranch (Plot 20); Nipomo Quad. 228 Comment
  OBI23283  Crocanthemum scoparium J. T. Arnold 1965-4-17 60 San Luis Obispo 1.25 mi E of Indian Knob Comment
  SD178167  Crocanthemum scoparium G. K. Helmkamp 2004-3-4 8323 San Luis Obispo Central Coast: Nipomo Mesa, along Pomeroy Rd, 0.2 mi north of Willow Rd, northwest of Nipomo. Occasional, in open grassy areas. 91 Comment
  UC1121525  Crocanthemum scoparium var. vulgare H. S. Yates 1936-3-23 5375 San Luis Obispo Mouth of Hazard Canyon Cayucos Quad. 91 Comment
  UC1121532  Crocanthemum scoparium var. vulgare B. Bolt 1936-3-4 599 San Luis Obispo 0.5 mi s Mouth of Osos Creek; Cayucos Quad. 30 Comment
  OBI53891  Croton californicus Arthur W. Hazebrook 1992-10-25 158 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  OBI27385  Croton setiger Thomas Burrows 1980-8-14 98 San Luis Obispo Reservoir Cyn 152 Comment
  OBI71198  Croton setiger Ann Cochran 1986-7-19 21 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl Comment
  OBI43393  Crypsis schoenoides Eric Wise 1981-9-17 1133 San Luis Obispo Salinas River at Hwy 58 Comment
  JEPS67542  Cryptantha clevelandii W. L. Jepson 1941-4-17 20263 San Luis Obispo Arroyo Grande Comment
  OBI44828  Cryptantha clevelandii David J. Keil 1985-3-31 18511 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill Rd and hwy 229 Comment
  OBI81213  Cryptantha clevelandii Zoe Dascalos, Lindsey Ellenburg, Jake Williams, Alexis Martin, Maerill Ceballos 2015-4-24 9 San Luis Obispo Johnson Rach Open Space Comment
  UC1285293  Cryptantha clevelandii R. F. Hoover 1952-6-10 8245 San Luis Obispo Black Mt. La Panza Range Comment
  SBBG85592  Cryptantha clevelandii var. florosa C. F. Smith 1962-8-7 8040 San Luis Obispo Oso Flaco Lake Comment
  OBI77841  Cryptantha corollata David J. Keil 1998-4-9 26678 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  CDA16335  Cryptantha flaccida G. F. Hrusa 2000-4-1 15322 San Luis Obispo Carrizo Plain; Hills above and to W of Swain pasture camp. 762 Comment
  SBBG104179  Cryptantha intermedia M. D. Proctor, E. A. Young 1993-3-17 ROB 202 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SD148209  Cryptantha intermedia G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6634 San Luis Obispo 11.2 miles east of Santa Margarita. 487 Comment
  RSA666652  Cryptantha intermedia George K. Helmkamp, E. Helmkamp 2001-5-2 6634 San Luis Obispo La Panza Range; Hwy 58, 11.2 miles E of Santa Margarita., 35 27.57 N, 120 27.47 W 488 Comment
  UCSB14984  Cryptantha leiocarpa 1962-4-6 San Luis Obispo 3.5 miles north of San Simeon junction on California State Highway 1 30 Comment
  OBI30668  Cryptantha microstachys David J. Keil 1981-5-19 14717 San Luis Obispo Indian Knob. Upper slopes 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
  RSA0020952  Cryptantha oxygona Greg Wilvert 2005-4-2 107 San Luis Obispo Southeast half of the Caliente Range: 4 km W of Caliente Mtn. 1235 Comment
  UCD105566  Cryptantha oxygona Robert E. Preston 2010-5-19 2792 San Luis Obispo San Luis Obispo County: Temblor Range, 6.1 mi ENE of Simmler. 1124 Comment
  OBI54382  Cryptantha pterocarya George Butterworth 1995-5-22 82 San Luis Obispo Carrizo Plain Natural Area. T11N, R27W, S16. 100' SE of top of peak 1545 Comment
  MACF017397  Cupressus macrocarpa Trudy R. Ericson 1974-5-19 149 San Luis Obispo Morro Bay State Beach Park Comment
  JEPS46578  Cupressus sargentii Erma P. Marsh 1928-1-1 San Luis Obispo Comment
  CAS-BOT-BC85492  Cupressus sargentii Clare B. Hardham 1956-11-7 1532 San Luis Obispo Santa Lucia Mountains - N.E. slope, Cypress Mt. 609 Comment
  NY16858  Cupressus sargentii T. S. Elias 1984-7-27 8597 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
  OBI65077  Cuscuta californica Greg Wilvert 2005-4-24 314 San Luis Obispo SE Half of the Caliente Range. 2.9 km S of Padrones Spring 969 Comment
  UC456000  Cuscuta subinclusa E. P. Unangst 1906-1 San Luis Obispo Perfumo Canon Comment
  SD245334  Cuscuta subinclusa David Keil 1998-8-19 27996 San Luis Obispo Highway 58, 0.6 miles northeast from junction with Highway 229; Calf Canyon. Comment
  OBI22348  Cynodon dactylon Jim Heaston 1955-10-6 5 San Luis Obispo Cal Poly Comment
  OBI43383  Cynodon dactylon Eric Wise 1981-7-27 1017 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  OBI59106  Cynosurus echinatus David J. Keil 1998-6-12 27803 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  OBI22960  Cyperus erythrorhizos David J. Keil 1979-10-27 13640 San Luis Obispo Eastern end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI59078  Dactylis glomerata David J. Keil 1998-6-15 27841 San Luis Obispo Santa Rita Creek Rd., between Cayucos and Templeton, 2.3 miles E from junction with Old Creek Rd. Comment
  OBI80048  Danthonia californica David J. Keil, with Lynne Dee Althouse 2002-5-2 29864 San Luis Obispo Santa Margarita Ranch Comment
  CDA43360  Datura stramonium David J. Keil 2012-7-14 31405 San Luis Obispo South of San Luis Obispo on South Higuera Street Hayfield between Clover Ridge Lane and San Luis Creek Comment
  OBI73324  Datura wrightii David J. Keil 2009-9-11 30661 San Luis Obispo South end of dam at Lake Nacimiento Comment
  OBI62420  Daucus pusillus L. D. Oyler, C & C Althouse, K. Jones, Jack Biegle, et al. 1990-4-19 1033 San Luis Obispo Trip from Oso Flaco Lake to Little Coreopsis Hill (LCH), over Maidenform Flats to see Mimulus, S through old campground facility and back via site of Dithyrea maritima where we counted 45 plants just W of ORV area fenceline Comment
  HSC91779  Deinandra corymbosa Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 1 Comment
  UCR87683  Deinandra fasciculata George K. Helmkamp, E. A. Helmkamp 1995-6-20 95- 2 -34 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
Read comments
Jan 8 2013
  CAS-BOT-BC293923  Deinandra fasciculata Rev. R. W. Summers 1883-1-24 446 San Luis Obispo S. L. Obispo Comment
  CAS-BOT-BC123555  Deinandra halliana David Daniels Keck; William M. Heusi 1933-5-4 2170 San Luis Obispo 1.5 miles easterly of Cholame, on Cholame Creek, northeastern San Luis Obispo County 365 Comment
  UCSB34947  Deinandra kelloggii Cowan, Clark 1977-5-14 San Luis Obispo Hwy. 41, 6.3 mi. NE. of jct. with Hwy. 46, 26 mi. E. of Paso Robles 335 Comment
  CAS-BOT-BC291884  Deinandra lobbii R. F. Hoover 1963-7-31 8592 San Luis Obispo Near junction of San Marcos Road with road from Paso Robles to Nacimiento Dam Comment
  OBI54392  Deinandra pallida George Butterworth 1995-7-9 93 San Luis Obispo Carrizo Plain Natural Area. T32S, R22E, S7, NE Qtr. 4.6 mi Se of Crocker Rd, along Elkhorn Rd 722 Comment
  CAS-BOT-BC292052  Deinandra pentactis R. F. Hoover 1965-9-19 9592 San Luis Obispo 2 mi. e. of Santa Margarita Comment
  UC2027239  Deinandra pentactis David J. Keil with V. L. Holland 2013-6-12 31806 San Luis Obispo Templeton. 830 Templeton Road. Comment
  OBI79083  Delairea odorata David J. Keil 2011-11-5 31142 San Luis Obispo Oceano. Norswing Drive near intersection with Coolidge Drive 6 Comment
  LA207334  Delphinium gypsophilum H. Lewis; Carl Epling 1946-5-7 629 San Luis Obispo Highway 178, 1 mi. W of Kern County Line Comment
  LA38382  Delphinium gypsophilum Lewis; Epling 715 San Luis Obispo Simmler Road, 6.1 mi. S of U.S. 466 Comment
  RSA790129  Delphinium gypsophilum subsp. gypsophilum Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-4-29 14 San Luis Obispo South Coast Rangers; Carrizo Plain; North of Carrizo Plain National Monument; foothills of Temblor Range. Approx. 200 ft north of Highway 58. 657 Comment
  UCSB57211  Delphinium parryi Ryan, P.; Callaway, R. 1987-4-30 San Luis Obispo Santa Margarita Ranch; 3/4 mile southeast of town of Santa Margarita 304 Comment
  CAS-BOT-BC7863  Delphinium parryi subsp. blochmaniae David Daniels Keck 1933-5-5 2225 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern part of county Comment
  SBBG51325  Delphinium parryi subsp. blochmaniae J. Doty 1969-4-25 642 San Luis Obispo St Hwy 1, 5.3 mi S of jct with Halcyon Rd, S of Arroyo Grande 60 Comment
  UC52184  Delphinium parryi subsp. blochmaniae Mrs. R. W. Summers 1886-4-21 8 San Luis Obispo Santa Margarita Valley Comment
  OBI4778  Delphinium parryi subsp. eastwoodiae Constance L. Baird 1972-4-14 2 San Luis Obispo Reservoir cyn 91 Comment
  UC1736231  Delphinium recurvatum Dean W. Taylor 1988-3-12 9381 San Luis Obispo Carrizo Plain, south end of Soda Lake 588 Comment
  CAS-BOT-BC83005  Dendromecon rigida Catherine A. Toschi 1963-4-4 63 :95 San Luis Obispo 2 miles north of Cuesta Pass, Santa Lucia Mountains. 609 Comment
  OBI11825  Dendromecon rigida Aart C. De Vos 1963-4-20 69 San Luis Obispo Cuesta Ridge near crest Comment
  UC1178414  Dendromecon rigida R. J. Rodin 1957-4-9 6132 San Luis Obispo 4 mi n San Luis Obispo (near crest of pass); Cuesta Pass Comment
  CAS-BOT-BC201613  Deschampsia danthonioides R. F. Hoover 1947-3-29 6789 San Luis Obispo Creston (1 mi. from, on Shandon road) Comment
  CAS-BOT-BC201840  Deschampsia elongata R. F. Hoover 1947-5-4 7122 San Luis Obispo Cambria Comment
  OBI25599  Deschampsia elongata David J. Keil 1981-5-16 14709 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI28651  Deschampsia elongata David J. Keil, Eric Wise 1982-7-2 16272 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black lake Cyn trl Comment
  CAS-BOT-BC201845  Deschampsia elongata Clare B. Hardham 1961-5-18 7091 San Luis Obispo Ocean View Mine, North of Cambria Comment
  CAS-BOT-BC43255  Descurainia pinnata subsp. glabra Clare B. Hardham 1958-3-31 2987 B San Luis Obispo Intersection of Shell Creek Road and Cammatti Road. 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
  OBI68780  Dimorphotheca sinuata David J. Keil 2007-2-19 30457 San Luis Obispo San Luis Obispo. Prefumo Canyon Road, just e of junction with Castillo Ct. Housing to north side of site, Prefumo Canyon riparian corridor on south side of road 61 Comment
  SBBG93735  Diplacus aurantiacus S. A. Junak -May-1990 4371 San Luis Obispo near S end of Cuesta Ridge Botanical Area, on ridge S of first high voltage tower E of Cuesta Ridge Rd, ca. 5.9 mi W of Hwy 101 679 Comment
  CAS-BOT-BC152494  Diplacus aurantiacus Clare B. Hardham 1956-6-15 923 San Luis Obispo York Mt. - Santa Lucia Mountains Comment
  SD249288  Diplacus aurantiacus Reece Camper, Chris OConnor 2014-5-20 1 San Luis Obispo San Luis Obispo. Mariposa trail, about a mile in, on the side of a hill. Comment
  CAS-BOT-BC150714  Diplacus calycinus R. F. Hoover 1946-6-16 6154 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  OBI66564  Diplacus fremontii D. R. Miller, David J. Keil & Rhonda Riggins 1998-5-27 598 -695 San Luis Obispo Pine Mt Region. Out of study area. On the ridge rd just beyond Madellina cabin 800 Comment
  SBBG21978  Diplacus fremontii C. B. Hardham 1961-4-26 6921 San Luis Obispo Franklin Crk, W of Adelaida Comment
  SEINET260464  Diplacus fremontii David M. Thompson 1989-1 1006 San Luis Obispo 0.5 mi W of Shell Cr (Camatti Cyn) Rd along Hwy 58, S side of rd 445 Comment
  RSA0008591  Dithyrea maritima E. R. Blakely 1960-7-2 3503 San Luis Obispo Between the beach and Oso Flaco Lake 6 Comment
  OBI30901  Dodecatheon clevelandii Julie M. Vanderwier 1979-2-27 98 San Luis Obispo Indian Knob tar Sands Comment
  UCR161352  Dodecatheon clevelandii subsp. insulare George K. Helmkamp, E. A. Helmkamp 2005-3-8 9069 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 Comment
  OBI31585  Drymocallis glandulosa Joy Nishida 1982-5-22 383 San Luis Obispo American cyn campground 524 Comment
  UC454984  Drymocallis glandulosa Manton 1905-5-14 415 San Luis Obispo Cuesta grade Middle Coast, Cuesta grade Comment
  SBBG108041  Drymocallis glandulosa var. wrangelliana C. B. Hardham 1956-4-28 570 San Luis Obispo Paradise Valley Comment
  CAS-BOT-BC70975  Dryopteris arguta Alice Eastwood 1926-5-3 13794 San Luis Obispo Avila Comment
  OBI80903  Dryopteris arguta David J. Keil 2015-2-14 32616 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  SBBG93706  Dryopteris arguta S. A. Junak 1990-5-1 4291 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 548 Comment
  UC1586023  Dryopteris arguta Barbara Ertter 1989-6-10 8578 San Luis Obispo ca. 20 airmiles ene of San Luis Obispo (e side Black Mt, n-facing slope across from Navajo Campground); La Panza Range 701 Comment
  OBI81313  Dudleya abramsii David J. Keil, Janet Haden 1988-5-24 20691 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. Comment
  OBI58035  Dudleya abramsii subsp. murina David J. Keil, with V. L. Holland 1992-5-28 23149 San Luis Obispo San Luis Obispo. West side of Broad Street (Hwy 227) between Hopkins Lane and Rockview Place. Comment
  POM213018  Dudleya abramsii subsp. murina Wm. M. Pierce s.n. San Luis Obispo 2 miles north of San Luis Obispo Comment
  OBI78808  Dudleya blochmaniae Michael Walgren 2014-4-15 391 San Luis Obispo Chevron Oil Company property east of Del Mar Park in the City of Morro Bay. 64 Comment
  UC933348  Dudleya blochmaniae subsp. blochmaniae Reid Moran 1949-4-8 3199 San Luis Obispo n side Estero Bay Comment
  OBI15261  Dudleya caespitosa Robert F. Hoover 1969-3-25 11189 San Luis Obispo S side of Morro Rock Comment
  CAS-BOT-BC414810  Dudleya lanceolata Mary Page Ingalls 1912-6-1 115 San Luis Obispo Haynes ranch Comment
  OBI31127  Dudleya pulverulenta Julie M. Vanderwier 1978-5-28 77 San Luis Obispo Indian Knob Tar Sands Comment
  OBI77937  Dysphania ambrosioides Robert F. Hoover 1946-10-2 6456 San Luis Obispo Calif Polytechnic campus (SLO) Comment
  RSA790163  Eatonella congdonii J. R. Shevock, Jack Zaninovich 1983-3-30 10213 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 12.8 miles northwest from California highway 33/166. 800 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
  CAS-BOT-BC208914  Echinochloa crus-galli Ernest C. Twisselmann 1967-9-9 13696 San Luis Obispo Ortega Spring, Palo Prieta Canyon - Temblor Range and the Western San Joaquin Valley 598 Comment
  OBI43361  Echinochloa crus-galli Eric Wise 1981-9-29 1242 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  OBI52742  Echinochloa crus-galli David J. Keil, with V. L. Holland 1991-8-22 22570 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  OBI32508  Ehrendorferia chrysantha Rhonda Riggins 1982-5-15 1402 San Luis Obispo hwy 58 0.8 mi W of Huerhuero Rd, 2.2 mi W Creston-O'Donovan Rd Comment
  CAS-BOT-BC112945  Eleocharis macrostachya R. F. Hoover 1947-4-16 6936 San Luis Obispo West base of Mt. Bishop near SLO in wet place. Comment
  CAS-BOT-BC112940  Eleocharis macrostachya R. F. Hoover 1964-7-11 9157 San Luis Obispo Edna marsh. Comment
  OBI22623  Eleocharis macrostachya Robert F. Hoover 1964-7-11 9157 San Luis Obispo Edna marsh Comment
  OBI31536  Eleocharis macrostachya Joy Nishida 1982-5-29 413 San Luis Obispo American Cyn, .2 mi S of American Cyn campground 518 Comment
  OBI35153  Eleocharis macrostachya Eric Wise 1981-6-26 701 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. In crk near Piedras Blancas Motel. 9.7 mi S of Monterey Border, on hwy 1 Comment
  OBI52063  Eleocharis macrostachya Larry Kelly 1989-5-21 347 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave 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
  OBI35124  Eleocharis parishii Eric Wise 1981-6-7 489 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Rancho Rinconado, 23.1 mi W of New Cuyama Comment
  OBI35126  Eleocharis parishii Eric Wise 1981-6-7 507 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Cuyama River, 26.5 mi W of New Cuyama Comment
  OBI79679  Eleocharis parishii David J. Keil, Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, Taylor Crow 2013-5-2 31652 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Comment
  UC1153398  Elymus X hansenii R. F. Hoover 1964-6-5 8936 San Luis Obispo near summit of ridge just w upper Lopez Canyon Comment
  RSA579207  Elymus glaucus C. Michaels, Alan Michaels 1994-7-16 s.n. San Luis Obispo San Simeon State Park. Comment
  OBI21784  Elymus glaucus Robert F. Hoover 1964-6-10 9017 San Luis Obispo Mallagh's Landing, just E of Avila Comment
  OBI28125  Elymus glaucus Allison Berry & Carrie Wilson, Carrie Wilson 1982-5-11 59 San Luis Obispo N of San Luis Obispo 1.5 mi on CA Rte 101 R on Reservoir Cyn Rd-1/2 mi to end. Site on ridge to left 550 yds up trl Comment
  CAS-BOT-BC203658  Elymus glaucus subsp. glaucus R. F. Hoover 1964-6-12 9077 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  SBBG93991  Elymus multisetus S. A. Junak, T. Ayers 1989-6-22 4071 San Luis Obispo USFS Rd 29S11.3, 1.3 mi W of E boundary for the Cuesta Ridge Botanical Area, ca. 4.3 mi W of US Hwy 101 749 Comment
  PGM3710  Elymus pacificus Vern Yadon 1999-6-3 San Luis Obispo Cultivated, Orig Cliff side @ Cambria Comment
  OBI31308  Elymus triticoides Joy Nishida 1982-7-22 505 San Luis Obispo 1.7 mi S of American Cyn campground 488 Comment
  OBI79031  Elymus triticoides David J. Keil 2013-8-22 31906 San Luis Obispo Morro Bay State Park. Between 1743 and 1800 Turri Road (from 35.330341 deg. , -120.812458 deg. to 35.327170 deg. , -120.808337 deg. ) 9 Comment
  OBI21786  Elymus triticoides Craig Woods 1978-5-23 54 San Luis Obispo W side of Carrizo Plain about midway between hwy 58 and Soda Lake San Diego Cr rd, and along Sim. soda lake san diego cr rd Comment
  OBI58417  Elymus triticoides Austin P. Griffiths, Tim Gaskin, Malcolm McLeod 1983-8-18 s.n. San Luis Obispo Guadalupe Dunes Region. Near mouth of Santa Maria River 10 Comment
  OBI54197  Emmenanthe penduliflora David J. Keil, Kathleen Keil 1995-4-15 24888 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI66268  Emmenanthe penduliflora David J. Keil 1997-4-18 26190 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  OBI75467  Emmenanthe penduliflora Jenner Whitt 2003-4-3 20 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  SBBG133026  Emmenanthe penduliflora D. Keil, M. McLeod, C. Matthews, R. Branson, et al. 1995-6-27 25438 San Luis Obispo W Cuesta Ridge at E end of botanical area Comment
  SBBG118422  Emmenanthe penduliflora var. penduliflora M. Wetherwax, E. Painter 2003-4-13 CR 433 San Luis Obispo above Nacimiento River and Boy Scout Rd; Camp Roberts 300 Comment
  UC2027576  Encelia californica David J. Keil 2012-7-18 31466 San Luis Obispo South base of Nipomo Mesa, west if Nipomo. Comment
  CAS-BOT-BC81655  Ephedra californica R. S. Ferris; G. T. Robbins; Rimo Bacigalupi 1955-5-24 5220 San Luis Obispo On flats beside U.S. Highway 399 (and State Highway 166) in upper part of Cuyama Valley; 0.8 mile east of junction 777 Comment
  OBI7511  Ephedra viridis Robert F. Hoover 1950-5-28 7933 San Luis Obispo Redrock Cyn, N side of lower Cuyama Valley Comment
  OBI35750  Epilobium canum Allison Berry 1984-5-8 172 San Luis Obispo Camp San Luis Obispo Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI61076  Epilobium canum P. A. Holden 1968-8-3 510 San Luis Obispo Along old road about 2 mi up cyn from dam site Comment
  RSA588384  Epilobium canum subsp. canum F. H. Elmore 1933-8-4 346 San Luis Obispo Avila; Port San Luis Comment
  OBI50651  Epilobium ciliatum Jan Barber, Sue Weis 1993-6-14 6 San Luis Obispo N of parking lot at W end of Laguna Lake Park in San Luis Obispo Comment
  OBI37154  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-29 808 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI42713  Epilobium ciliatum subsp. watsonii David J. Keil 1977-8-21 12517 San Luis Obispo 3 mi W of cuesta college along Calif Hwy 1. Small stream S of hwy Comment
  OBI12155  Epilobium densiflorum Robert F. Hoover 1969-8-25 11556 San Luis Obispo Laguna de San Luis Obispo Comment
  SBBG5055  Epilobium minutum C. B. Hardham 1958-5-10 3259 San Luis Obispo Cypress Mtn Comment
  OBI083616  Epipactis gigantea David J. Keil 2016-5-21 34221 San Luis Obispo Between Ragged Point and San Carpoforo Creek on Highway, steep road cut 50 Comment
  PASA1263  Epipactis gigantea Stason 1931-4-3 San Luis Obispo Santa Rita Creek Comment
  SD264691  Epipactis gigantea Elizabeth A. Appel, D. R. Miller 2016-5-23 516 1156 San Luis Obispo Perennial creek tributary passing under Rd from Hwy 1, (large culvert under road) , 4.55 miles up San Simeon Creek Rd. 199 Comment
  CAS-BOT-BC57180  Equisetum hyemale subsp. affine R. F. Hoover 1946-9-17 6422 San Luis Obispo Oceano Comment
  OBI30712  Equisetum laevigatum Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI1018  Equisetum laevigatum R. F. Hoover 1949-5-19 7715 San Luis Obispo Fork of San Simeon Creek, in rocky stream bed Comment
  OBI35072  Equisetum telmateia Eric Wise 1981-7-26 960 San Luis Obispo Poly Canyon Comment
  UC1927887  Equisetum telmateia subsp. braunii David Keil, Tina Teed and Mariko Uchida 2001-6-15 29567 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  UC2027521  Equisetum telmateia subsp. braunii Josh Willems 2013-3-2 9 San Luis Obispo Poly Canyon; near creek at entrance to architecture graveyard. Comment
  OBI66238  Eragrostis barrelieri David J. Keil 1998-10-9 28137 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
  OBI73014  Eragrostis pectinacea David J. Keil 2000-6-27 28824 -3 San Luis Obispo Vicinity of Agriculture College' scampus Feed Mill Comment
  CAS-BOT-BC257272  Eremalche parryi subsp. kernensis D. H. Wilken; E. Painter; P. De Vries 2011-3-30 17932 San Luis Obispo Hills ca. 2.2 km SW of LE Travers Ranch, 2.2 km NNE of BM Wells on Soda Lake Rd, Carrizo Plain Nat Monument 720 Comment
  SD244750  Eremalche parryi subsp. parryi David Keil 1998-6-5 27652 San Luis Obispo Caliente Range SE of Radio Towers on road to Cuyama Valley, 4.5 miles from junction Caliente Ridge Road. 914 Comment
  OBI78342  Eremothera boothii Craig Woods 1978-4-22 46 San Luis Obispo East side of the Carrizo Plain, 6 mi SE of hwy 58 along Sim. Soda lake rd 671 Comment
  LA106811  Eriastrum densifolium subsp. densifolium D. Bradbury; 1939-6-9 9773 San Luis Obispo northern edge of Atascadero Comment
  SD72260  Eriastrum densifolium subsp. densifolium Austin Griffiths Jr. 1967-8-13 5379 San Luis Obispo Just south of Black Lake, near north end of Nipomo Dunes. Comment
  OBI57677  Eriastrum densifolium subsp. densifolium Austin P. Griffiths s. n. 1980-7-2 San Luis Obispo Scattered colony at E margin of sandy dunes above stabilized zone along drainage canal bordering gardens ca. 2 mi. S of Oceano ramp. 30 Comment
  RSA0107370  Eriastrum densifolium subsp. densifolium E. A. Purer 1933-7-20 s.n. San Luis Obispo five miles N of Guadalupe. Comment
  OBI11576  Eriastrum densifolium subsp. elongatum R. F. Hoover 1966-7-13 9903 San Luis Obispo Yaro Creek Comment
  UC907556  Eriastrum luteum Martha Howland 1950-6-5 San Luis Obispo Atascadero Comment
  UC1315104  Eriastrum pluriflorum R. F. Hoover 1967-6-4 10598 San Luis Obispo canyon near north end of Elkhorn Plain; Temblor Range Comment
  UC1285319  Ericameria cuneata var. spathulata R. F. Hoover 1963-10-28 8597 San Luis Obispo trail to Machesna Mt. La Panza Range (in rock crevices, sandstone and conglomerate) Comment
  OBI16555  Ericameria ericoides Robert F. Hoover 1946-8-26 6353 San Luis Obispo Near Sunnyside School, Osos Valley Comment
  CAS-BOT-BC299087  Ericameria nauseosa var. hololeuca Carl B. Wolf 1932-11-18 4410 San Luis Obispo Along Cuyama River, 2 miles above Pioneer Park 304 Comment
  OBI65224  Ericameria nauseosa var. hololeuca Greg Wilvert, George Butterworth 2005-11-2 533 San Luis Obispo SE half of the Caliente Range. 0.9 km N of Semper Spring 824 Comment
  CAS-BOT-BC299086  Ericameria nauseosa var. hololeuca Eben McMillan 1957-11-12 41 -1 San Luis Obispo La Panza Range: Head of San Juan River on the road to the Carrisa Ranch, at the site of an old oil well 975 Comment
  CAS-BOT-BC293650  Erigeron blochmaniae R. F. Hoover 1966-9-21 10083 San Luis Obispo Oso Flaco Lake Comment
  OBI16521  Erigeron blochmaniae F. Rush 1957-8-1 s.n. San Luis Obispo S. Morro Bay Comment
  OBI6135  Erigeron blochmaniae D. Waive Stager 1972-7-17 5 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  CDA17521  Erigeron blochmaniae Austin Griffiths, Brad Seek 1980-8-12 s.n. San Luis Obispo Pismo Dunes; Margin of entrance SW corner of Pismo Beach St. Park entrance. 0 Comment
  OBI23028  Erigeron bonariensis David J. Keil 1979-10-27 13666 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  CAS-BOT-BC295733  Erigeron petrophilus var. petrophilus R. F. Hoover 1950-6-21 8000 San Luis Obispo Between Rocky Butte & Pine Mt., Santa Lucia Range Comment
  CAS-BOT-BC283003  Eriochloa lemmonii Ernest C. Twisselmann 1968-10-11 15015 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County, Temblor Range and teh Wetern San Joaquin Valley 670 Comment
  RSA0064138  Eriodictyon altissimum Marck Menke, David Keil 2002-3-26 129 San Luis Obispo Less than 1 km. west of Indian Knob summit. Comment
  OBI59666  Eriodictyon tomentosum David J. Keil, with V. L. Holland 1999-5-4 28327 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI78409  Eriogonum angulosum Craig Woods 1978-5-27 61 San Luis Obispo E side of Carrizo Plain along Sim soda lake rd approx 2.5 mi NW of Hurricane rd 762 Comment
  RSA0028078  Eriogonum angulosum Greg Wilvert 2005-4-6 171 San Luis Obispo Ridge between Horse Canyon and Middle Canyon; 2.7 kilometers S of Wells Spring. 900 Comment
  CAS-BOT-BC248575  Eriogonum angulosum R. F. Hoover 1966-10-8 10143 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  RSA132993  Eriogonum angulosum Clare B. Hardham 1957-10-16 2679 San Luis Obispo North shore of Nacimiento Lake near Dam Comment
  UC534945  Eriogonum cithariforme Susan G. Stokes 1933-7-6 68 San Luis Obispo Paso Robles Comment
  RSA518085  Eriogonum cithariforme var. cithariforme Steven A. Junak 1990-4-26 4206 San Luis Obispo Santa Lucia Mountains. Near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 miles S of Tassajera Creek Road at S end of dirt road at Ames property, which is ca. 1.8 miles W of intersection with Highway 101. 518 Comment
  UC1032108  Eriogonum clavatum J. E. Sowder 1934-4-24 406 San Luis Obispo Cuyama Mt. Pinos Quadrangle, Cuyama Comment
  SBBG50436  Eriogonum clavatum J. T. Howell 1973-11-2 50314 San Luis Obispo Cuyama Valley, 0.7 mi W of Kern County line 822 Comment
  UC6483  Eriogonum clavatum L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges, Estrella Comment
  OBI11129  Eriogonum covilleanum Robert F. Hoover 1949-5-1 7638 San Luis Obispo Summit of Cottonwood Pass Comment
  CAS-BOT-BC242554  Eriogonum covilleanum Clare B. Hardham 1961-4-8 6799 San Luis Obispo Cottonwood Pass, Rte 41, east of Cholame 609 Comment
  CAS-BOT-BC255712  Eriogonum eastwoodianum James L. Reveal; Caroline G. Reveal 1972-8-3 2840 San Luis Obispo Along California Highway 41, 1 mile west of Cottonwood Pass, 4.6 miles east of the junction of Highways 41 and 46 and 5.7 miles east of Cholame Comment
  CAS-BOT-BC246600  Eriogonum elegans R. F. Hoover 1946-10-20 6516 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  CAS-BOT-BC246605  Eriogonum elegans R. F. Hoover 1966-9-16 10044 San Luis Obispo Sandy bed of Salinas River at mouth of Rocky Canyon Comment
  SBBG15040  Eriogonum elongatum var. elongatum E. C. Twisselmann 1962-10-12 7919 San Luis Obispo head of Palo Prieto Crk 640 Comment
  CAS-BOT-BC249893  Eriogonum fasciculatum var. fasciculatum R. F. Hoover 1965-8-1 9494 San Luis Obispo Cuesta Park, San Luis Obispo Comment
  RSA0020751  Eriogonum fasciculatum var. polifolium Greg Wilvert 2005-4-23 294 San Luis Obispo 1.7 km NW of Lawson Spring. 908 Comment
  CAS-BOT-BC250536  Eriogonum gracile Clare B. Hardham 1959-6-29 4936 San Luis Obispo Santa Lucia Mountains. About 1 mile west of intersection of Cayucos road and York Mountain road Comment
  CAS-BOT-BC250537  Eriogonum gracile Clare B. Hardham 1957-7-15 2455 San Luis Obispo Santa Lucia Mountains. Atascadero Creek about 1/2 mile south of Morro Rd. Comment
  CAS-BOT-BC261148  Eriogonum gracillimum Ernest C. Twisselmann 1954-6-5 1332 San Luis Obispo Panorama Hills, Southeastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  CAS-BOT-BC261149  Eriogonum gracillimum Ernest C. Twisselmann 1954-6-5 1332 San Luis Obispo Panorama Hills, Southeastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  CAS-BOT-BC271981  Eriogonum nudum var. pubiflorum R. F. Hoover 1946-9-15 6408 San Luis Obispo La Panza District Comment
  UC661098  Eriogonum nudum var. westonii L. R. Short and I. H. Johnson 1934-4-27 S- 300 San Luis Obispo Temblor Range McKittrick Quadrangle, Temblor Range 1036 Comment
  OBI78416  Eriogonum ordii Robert F. Hoover 1967-3-27 10283 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  CAS-BOT-BC257896  Eriogonum parvifolium Edith A. Purer 1933-7-20 5077 San Luis Obispo Northwest of Guadalupe Comment
  CAS-BOT-BC257897  Eriogonum parvifolium Alice Eastwood 1926-5-3 13765 San Luis Obispo Avila Comment
  CAS-BOT-BC257909  Eriogonum parvifolium Ernest C. Twisselmann 1955-10-1 2414 San Luis Obispo Morro Rock 15 Comment
  CAS-BOT-BC257911  Eriogonum parvifolium R. F. Hoover 1946-8-26 6355 San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC257908  Eriogonum parvifolium Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch Comment
  SD98849  Eriogonum parvifolium Darley F. Howe 1977-5-16 San Luis Obispo San Simeon State Beach Comment
  SEINET11938201  Eriogonum parvifolium Unknown 1933-1 5078 San Luis Obispo NW of Guadalupe Comment
  CAS-BOT-BC268369  Eriogonum roseum Ernest C. Twisselmann 1954-10-14 1628 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mariannas Summit, Temblor Mountains 1005 Comment
  OBI62634  Eriogonum viridescens George Butterworth 2003-5-12 518 San Luis Obispo Carrizo plain Natl monument. Temblor Range about .4 mi NE of Elkhorn Rd, 2 mi N of Panorama Rd 853 Comment
  CAS-BOT-BC304103  Eriophyllum confertiflorum Ira L. Wiggins 1929-5-21 3683 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  OBI16512  Eriophyllum confertiflorum Karen Goethe 1966-5-9 30 San Luis Obispo Hazard Canyon dunes Comment
  OBI80419  Eriophyllum confertiflorum David J. Keil 1978-8-10 12961 San Luis Obispo Top of Cuesta Ridge, west sid, between Cuesta Botanical Area and end of paved road. 770 Comment
  RSA128209  Eriophyllum confertiflorum Clare B. Hardham 1958-4-28 3142 San Luis Obispo Hills, western edge of Carissa PLains Simmler-Paso Robles, Rd. Comment
  UCR103967  Eriophyllum confertiflorum George K. Helmkamp 1997-6-22 2077 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  OBI35482  Eriophyllum confertiflorum S. M. Inman 1983-4-25 10 San Luis Obispo 1/2 mi S on Pecho Rd., Pecho Study site, Los Osos; right on dirt road after 'deer' sign, to S of dirt road 49 Comment
  OBI53017  Eriophyllum confertiflorum Kristina Hand 1992-7-15 s.n. San Luis Obispo Ridge between Prefumo Cyn and See cyn Comment
  SBBG117777  Eriophyllum confertiflorum var. confertiflorum M. Wetherwax, E. Painter 2000-6-11 SLO 124 San Luis Obispo between California Men's Colony and Chorro Reservoir; Camp San Luis Obispo 230 Comment
  UC2027147  Eriophyllum confertiflorum var. confertiflorum David J. Keil with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh and Taylor Crow 2013-5-2 31593 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River Valley along Avenales Ranch Road Comment
  CAS-BOT-BC301832  Eriophyllum multicaule Ernest C. Twisselmann 1956-6-1 2890 San Luis Obispo South end of Morro Bay, near Baywood Park 30 Comment
  OBI28428  Eriophyllum multicaule Karin Long 1982-4-3 s.n. San Luis Obispo On the primary dunes - Morro Bay sand spit at the southern end of shark Inlet Comment
  CAS-BOT-BC301950  Eriophyllum staechadifolium R. W. S. 1886-6-17 s.n. San Luis Obispo Morro Bay Comment
  SBBG61094  Eriophyllum staechadifolium R. Hoffmann 1931-1-28 San Luis Obispo San Simeon Comment
  UC1118216  Eriophyllum staechadifolium H. A. Jensen 1930-7-6 33 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  UCR131475  Eriophyllum staechadifolium June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Coon Creek Trail, Montana de Oro State Park 61 Comment
  OBI4342  Eriophyllum staechadifolium A. D. Matthews 1972-3-3 s.n. San Luis Obispo Along coast N of Pico Creek Comment
  OBI29026  Eriophyllum staechadifolium var. artemisiifolium Melissa Luckow 1981-6-25 710 San Luis Obispo Just N of San Simeon Beach Comment
  UC1130258  Erodium botrys T. M. Hendrix 1937-4-26 100 San Luis Obispo 4.6 mi ne Highland School; Pozo Quad. 411 Comment
  OBI35769  Erodium cicutarium Allison Berry 1984-3-1 45 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI53484  Erodium cicutarium Arthur W. Hazebrook 1991-4-19 7 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  SD245385  Erodium cicutarium Josh Walker 2013-2-20 6 San Luis Obispo San Luis Obispo; Between creek and railroad tracks directly west of Spanos Stadium. 78 Comment
  RSA116509  Erodium macrophyllum E. C. Twisselmann 1954-4-16 1066 San Luis Obispo Twisselmann Ranch, (Mt. Cholame), Eastern San Luis Obispo County 655 Comment
  RSA648333  Erodium moschatum Smeltzer, Turnquist 1982-4-6 3 San Luis Obispo Southeast side of Laguna Lake Park. Comment
  UCR161679  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2005-5-17 9498 San Luis Obispo Central Coast, 2.5 mi WNW of San Simeon; along Calif. Highway 1 11 Comment
  OBI64420  Eruca vesicaria David J. Keil 2001-3-28 29214 San Luis Obispo Polonio Pass area. Antelope Road, 0.6 mile from Highway 46 along road to State Water Pipeline water treatment plant 512 Comment
  UCR160291  Eruca vesicaria subsp. sativa George K. Helmkamp 2004-5-1 8555 San Luis Obispo Central Coast, south of Arroyo Grande along Calif. Hwy 1, south of Callender Rd beside Conoco-Phillips refinery 30 Comment
  SEINET7063205  Erysimum capitatum var. capitatum A. G. Vestal 1963-5-16 s.n. San Luis Obispo Dunes about 0.7 mile east southeast of Los Osos on the Pecho Valley Road. UTM Zone 10, 698257mE, 3909354mN. (WGS84/NAD83). 49 Comment
  UCR122555  Erysimum capitatum var. capitatum George K. Helmkamp 2002-4-20 7458 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  OBI15032  Erysimum capitatum var. capitatum Rimo Bacigalupi, R. S. Ferris and G. T. Robbins 1955-5-23 5190 San Luis Obispo On road from Creston to Shandon, 4.5 mi N of Creston Cemetary 457 Comment
  CAS-BOT-BC55219  Erysimum suffrutescens R. F. Hoover 1967-5-6 10555 San Luis Obispo South of Oso Flaco Lake. Comment
  SD129651  Erysimum suffrutescens Barbara Ertter, Teresa Sholars 1987-4-12 6852 San Luis Obispo South of Morro Bay at Baywood Park, El Morro Junction Comment
  UCR160293  Erysimum suffrutescens George K. Helmkamp 2004-4-30 8550 San Luis Obispo Central Coast, about 1.1 mi (airline) SW of Arroyo Grande Ave at 23rd St in Oceano 15 Comment
  OBI66338  Erythranthe floribunda David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26279 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
  OBI37890  Erythranthe microphylla David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18651 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
  SBBG123906  Eschscholzia caespitosa D. Keil with V. L. Holland 2009-4-28 30595 San Luis Obispo hills just S of Arroyo Crk arm of Lopez Reservoir 210 Comment
  UC1296227  Eschscholzia caespitosa R. F. Hoover 1949-5-17 San Luis Obispo County Park Upper Arroyo Grande Comment
  OBI31717  Eschscholzia californica Smeltzer, Turnquist 1982-5-7 123 San Luis Obispo On the NE side of Laguna Lake Park Comment
  OBI81023  Eschscholzia californica David J. Keil 2015-2-14 32587 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  CAS-BOT-BC403491  Eschscholzia californica Alice Eastwood; John Thomas Howell 1936-5-6 2211 San Luis Obispo Along San Luis Obispo Creek near San Luis Obispo Comment
  UC1296259  Eschscholzia californica R. F. Hoover 1964-6-11 9041 San Luis Obispo sand-dunes just s Hazard Canyon Comment
  UCD95309  Eschscholzia californica Austin P. Griffith 1977-12-5 s.n. San Luis Obispo San Luis Obispo County: between Halcyon and Oceano. 10 Comment
  SBBG30027  Eschscholzia lemmonii I. L. Wiggins 1932-3-21 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  LA46301  Eschscholzia lemmonii J. M. Tucker; 1952-4-19 2351 San Luis Obispo on S border of Carrizo Plain, NE of Caliente Mountain Comment
  OBI31774  Eucalyptus globulus Turnquist, Smeltzer 1982-5-1 93 San Luis Obispo On the NE side of Laguna Lake Park Comment
  OBI35929  Eucalyptus polyanthemos Walter F. Chesbro 1978-4-16 54 San Luis Obispo Found on Cal Poly campus Comment
  OBI22802  Eucalyptus rudis Unknown 1972-1-22 4 San Luis Obispo Adj to Engineering East, Cal Poly campus Comment
  OBI27234  Eucalyptus torquata David J. Keil 1976-10-26 11872 -6 San Luis Obispo Campus of Calif Polytechnic State University, San Luis Obispo Comment
  UCD119354  Eucrypta chrysanthemifolia Bill Weitkamp 1984-5-25 s.n. San Luis Obispo San Luis Obispo County: East of Arroyo Grande. Ranchita Farm. Comment
  UC1186552  Eulobus californicus E. G. Linsley and J. W. MacSwain 1959-4-28 59 -86 San Luis Obispo 4.5 mi e Santa Margarita Comment
  OBI14374  Euphorbia lathyris Dave Heffner 1967-11-23 14 San Luis Obispo Los Osos Valley rd 2 mi from the town of Los Osos Comment
  UC2027151  Euphorbia marginata David J. Keil 2012-10-23 31537 -2 San Luis Obispo San Luis Obispo. Sunset Drive-in Theater, 255 Elks Lane Comment
  OBI38318  Euphorbia peplus David J. Keil 1976-10-20 11865 San Luis Obispo Campus of Calif Polytechnic State Univ Comment
  OBI75225  Euphorbia serpillifolia subsp. hirtula David J. Keil 2011-9-1 31096 San Luis Obispo Los Osos. Along Binscarth Road between Nancy Ave. and Pecho Road. 5 Comment
  RSA341386  Euphorbia spathulata C. F. Smith 1950-4-30 2703 San Luis Obispo Along road northeast of Pinole Land 7 Cattle Company headquarters, about 3 miles airline southwest of Yeguas Mountain. Comment
  SBBG92464  Eurybia radulina S. A. Junak 1989-4-27 3975 San Luis Obispo N side of USFS Rd 29S11.3, just E of W rd leading to Pick and Shovel Mine, ca. 1.3 mi W of E boundary for the Cuesta Ridge Botanical Area, ca. 4.3 mi W of US Hwy 101 749 Comment
  UC455523  Euthamia occidentalis I. J. Condit 1908-11-14 San Luis Obispo Oceano Comment
  SBBG125006  Extriplex californica C. B. Hardham 1967-3-3 14331 San Luis Obispo Diablo Cyn (mouth) Comment
  OBI57985  Extriplex californica Austin P. Griffiths 1982-2-5 s.n. San Luis Obispo Pismo Beach Bluffs, Pismo Beach near N end of beach Comment
  OBI2821  Festuca bromoides Larry E. Brown 1971-5-20 2010 San Luis Obispo Cambria Comment
  SBBG118033  Festuca bromoides J. Froland 1998-4-10 2 San Luis Obispo ca. 0.8 mi W of jct of Poop-out Rd and Bee Rock Rd, on S side of Bee Rock Rd; Camp Roberts; near LCTA Plot 131 210 Comment
  SBBG93697  Festuca bromoides S. A. Junak 1990-5-1 4277 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd, ca. 2.4 mi W of US Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 533 Comment
  OBI69697  Festuca bromoides Steven A. Junak 1990-5-1 4256 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: at N edge of Cuesta Ridge botanical area, along power line access rd which intersects Tassajera Crk rd ca. 2.4 mi W of hwy 101, ca 1.1 rd mi S of Tassajera Crk rd 536 Comment
  OBI21853  Festuca microstachys Eben McMillan 1952-5-2 84 San Luis Obispo Choice Valley- 1 mi S, 8 mi E Shandon Comment
  SBBG93970  Festuca microstachys S. A. Junak 1990-5-15 4338 San Luis Obispo W Cuesta Ridge at saddle at W end of Cuesta Ridge Botanical Area along S side of W Cuesta Ridge Rd, ca. 5.6 mi W of US Hwy 101 731 Comment
  SBBG86448  Festuca microstachys var. pauciflora C. F. Smith 1973-4-26 10512 San Luis Obispo E base of Caliente Mtn, lower Cuyama Valley Comment
  OBI28541  Festuca myuros John Jackman and Julie Truesdale, Julie Truesdale 1980-1 156 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI35653  Festuca myuros S. M. Inman 1983-5-7 28 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI37959  Festuca myuros David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18628 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gate Comment
  SBBG94530  Festuca octoflora S. A. Junak 1990-5-1 4271 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd, ca. 2.4 mi W of US Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  POM280677  Fragaria californica Henry J. Ramsey, Henry J. Ramsey 1946-4-21 s.n. San Luis Obispo Cambria Pines. Comment
  UCSB4022  Frangula californica Ralph, F. 1959-4-11 San Luis Obispo along the hillside of Hwy 1, 13.6 miles north of San Simeon 60 Comment
  CAS-BOT-BC52666  Frangula californica subsp. californica Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  OBI56428  Frangula californica subsp. californica David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trl from Horse Camp to Manzanita trl Comment
  SBBG104390  Frangula californica subsp. californica D. A. Young, F. L. Johnson 1992-6-18 ROB 81 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG34848  Frangula californica subsp. californica Mrs. R. W. Summers -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC52650  Frangula californica subsp. californica Ira L. Wiggins 1929-4-16 3666 San Luis Obispo Grade 6 miles above Moro on Atascadero Road Comment
  OBI31504  Frangula californica subsp. californica Joy Nishida 1982-6-16 460 San Luis Obispo American Cyn campground near stream 536 Comment
  CAS-BOT-BC211644  Frankenia salina R. F. Hoover 1965-9-19 9625 San Luis Obispo Carrizo Plain on west side of Soda Lake Comment
  OBI3625  Fraxinus velutina Mary Kidd 1971-8-1 158 San Luis Obispo Cal Poly campus; growing along College Way, W side of campus Comment
  RSA173974  Fremontodendron californicum Robert F. Thorne, Percy C. Everett 1963-6-7 32141 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  RSA77224  Fremontodendron californicum subsp. californicum Gertrude Sinsheimer 1935-5-9 s.n. San Luis Obispo Pettitt's Canyon on hills near San Luis Obispo Comment
  OBI27206  Fritillaria biflora Thomas Burrows 1981-4-9 131 San Luis Obispo Reservoir Cyn Comment
  OBI80698  Fritillaria biflora D. R. Miller 2015-1-18 115 .1102 San Luis Obispo 1.5 miles north of Hearst Castle entrance gate at Hwy 1 on west side of highway 40 Comment
  SEINET12043999  Fritillaria biflora Unknown 1895-1 s.n. San Luis Obispo Arroyo Grande Comment
  RSA769068  Galium andrewsii Robert F. Thorne, Percy C. Everett 1963-6-7 32154 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  SBBG68810  Galium angustifolium subsp. angustifolium M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI34395  Galium aparine David J. Keil, Kathy Jones 1982-4-4 15834 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  UCR266042  Galium aparine Al Lindholm 1971-4-11 155 San Luis Obispo Central Coast; Santa Lucia Mountains, Fitzhugh property, 6 mi N of Cayucos, 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mtn (rhyolite). N slope of Geode Mtn. below pond 490 Comment
  OBI42788  Galium californicum subsp. flaccidum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16038 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts. NE side of mtn on hillside above cypress swamp Comment
  OBI9935  Galium californicum subsp. flaccidum Robert F. Hoover 1947-5-25 7210 San Luis Obispo Cambria Comment
  RSA607783  Galium californicum subsp. luciense R. S. Woglum 1940-4-21 2642 San Luis Obispo Central Coast: Cambia Pines. Comment
  CAS-BOT-BC223074  Galium hardhamiae Clare B. Hardham 1960-6-1 5960 San Luis Obispo Santa Lucia Mountains. Headwaters LIttle Burnett-Tobacco Creeks Comment
  OBI59619  Galium porrigens T. J. Ayers, S. Junak and D. Shaw 1989-5-10 726 San Luis Obispo Los Padres Natl Forest; just N of Pick and Shovel Mine along W fork of stream at "Dead Miners Camp" Comment
  SBBG34948  Galium porrigens var. porrigens Mrs. R. W. Summers 1883-1 375 San Luis Obispo San Luis Mtn Comment
  JEPS21455  Galium porrigens var. porrigens Job Kuijt 1958-5-11 1510 San Luis Obispo dunes w S.P. tracks (at the Union Oil side road off Hwy 1, 5.6 mi s of Oceano) Comment
  OBI45281  Galium trifidum subsp. columbianum David J. Keil 1982-6-26 16220 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  OBI58096  Garrya flavescens David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27537 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  RSA172259  Garrya veatchii Robert F. Thorne 1963-4-20 31590 San Luis Obispo Approximately two miles northwest from Cuesta Pass along Cuesta Ridge. Comment
  OBI30918  Gastridium phleoides Julie M. Vanderwier 1978-5-28 51 San Luis Obispo Indian Knob Tar Sands Comment
  OBI52975  Gastridium phleoides Jenny Langford 1993-6-21 s.n. San Luis Obispo Avila Beach, San Luis Bay Estates. Proposed development increment 4 Comment
  UC1132052  Gastridium ventricosum H. C. Lee 1937-5-10 920 San Luis Obispo 3 mi w San Miguel; Paso Robles Quad. Comment
  OBI7627  Genista monspessulana Christian Smith 1975-5-2 2 -May-75 San Luis Obispo Cuesta Grade, about 1/2 mi from top Comment
  SEINET13752195 Image available Geranium core-core Richard R. Halse 2015-1 9343 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  RSA0042489  Geranium dissectum LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6438 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  UCR61731  Geranium dissectum George K. Helmkamp 1989-4-17 s.n. San Luis Obispo Irish Hills, at the crest of Prefumo Canyon Road 366 Comment
  UC1928178  Geranium molle D. R. Miller 1994-4-14 494 -202 San Luis Obispo Coles main orchard, Marmolejo creek drainage 700 Comment
  RSA574523  Gilia achilleifolia Peter L. Morrell, D. S. Krause 1994-5-27 457 San Luis Obispo At 6060 Ontario Road., 0.8 miles N of Avila Beach, San Luis exit off CA Hwy 101. 100 Comment
  SBBG107934  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1957-5-30 2073 San Luis Obispo headwater of Las Tablas Crk Comment
  RSA0076389  Gilia capitata subsp. abrotanifolia Verne Grant 1954-4-27 9373 San Luis Obispo Mountains E of La Panza. Comment
  UC106819  Gilia capitata subsp. chamissonis Miss M. M. Miles 1886-1 139 San Luis Obispo San Luis Obispo Comment
  OBI78760  Gilia clivorum Michael Walgren 2014-4-5 379 San Luis Obispo Chevron Oil Company property about 1/4 mile east of Del Mar Park in the City of Morro Bay. 98 Comment
  CAS-BOT-BC402040  Gilia ochroleuca subsp. minima Clare B. Hardham 1960-4-8 5365 San Luis Obispo Intersection Cammatta Rd. and Shell Cr. Comment
  CAS-BOT-BC225544  Gilia tenuiflora R. F. Hoover 1947-4-2 6861 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  JEPS86710  Gilia tenuiflora subsp. amplifaucalis L. R. Heckard with Jim Hickman et al. 1987-4-10 6646 San Luis Obispo Calf Canyon Rd. ne Santa Margarita (along Shell Creek Rd, ca 0.5 mi n of route 58); ne of Santa Margarita Comment
  SBBG81263  Gilia tenuiflora subsp. amplifaucalis C. F. Smith 1950-5-4 2771 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  UC564126  Gilia tenuiflora subsp. amplifaucalis Roxana S. Ferris 1935-3-29 9086 San Luis Obispo on the Santa Maria-McKittrick Road 7 mi e Pozo; e of Pozo Comment
  UCD81790  Gilia tenuiflora subsp. tenuiflora CA Dept. of Fish and Game 2008-4-23 CARR 0123 San Luis Obispo San Luis Obispo County: CDFG Carrizo Plain Ecological Reserve. 789 Comment
  CAS-BOT-BC226473  Gilia tenuiflora subsp. tenuiflora Ernest C. Twisselmann 1955-6-14 2143 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mouth of Hughes Canyon, Red Hills 426 Comment
  RSA659216  Gilia tenuiflora subsp. tenuiflora David J. Keil 1985-3-31 18523 San Luis Obispo Along Highway 58 about 100 meters east of junction with Huerhuero Road. Comment
  UC2027097  Gilia tricolor Greg Wilvert 2005-4-5 121 San Luis Obispo Southeast Half of Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road Comment
  UC74176  Gladiolus Mrs. R. W. Summers 1903-1 San Luis Obispo San Luis Obispo Comment
  RSA217974  Glaux maritima Robert F. Hoover 1949-5-24 7726 San Luis Obispo Oceano Beach, at edge of marsh, behind sand dunes Comment
  OBI56651  Glebionis coronaria David J. Keil 1998-4-9 26614 San Luis Obispo Hwy 166, just E of US 101. Comment
  UCR158566  Gnaphalium californicum George K. Helmkamp 2004-6-15 8635 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  UCR140126  Gnaphalium stramineum George K. Helmkamp 2004-3-13 8346 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  CAS-BOT-BC305085  Grindelia hirsutula M. Wetherwax; E. L. Painter 2000-6-13 SLO- 147 San Luis Obispo Camp San Luis Obispo. Empty lot along Madera Road, near junction with Amador Road 95 Comment
  SBBG94016  Grindelia hirsutula T. J. Ayers with S. A. Junak 1989-6-22 759 San Luis Obispo TV towers just E of W Cuesta Ridge Rd, ca. 3 mi W of US Hwy 101 Comment
  UCSB6574  Grindelia hirsutula Keator, Glenn 1958-6-10 San Luis Obispo About 5 miles north of Morro Bay, along Highway 1 Comment
  CAS-BOT-BC305080  Grindelia hirsutula Ernest C. Twisselmann 1956-11-20 3257 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Highway U.S. 466 at the Cholame Creek Bridge 457 Comment
  CAS-BOT-BC305106  Grindelia hirsutula Ernest C. Twisselmann 1959-5-23 5259 San Luis Obispo Mouth of Toro Creek near the Cayucos Cemetery 15 Comment
  UCSB14826  Grindelia hirsutula Breedlove, Dennis 1962-4-1 San Luis Obispo Pismo Beach Comment
  JEPS54077  Guillenia lasiophylla W. L. Jepson 1932-4-3 16215 San Luis Obispo opposite Panorama Hills; Carrizo Plain 609 Comment
  UC54798  Guillenia lasiophylla Mrs. R. W. Summers May 1884 San Luis Obispo Coast Hills Coash Hills Comment
  UC54799  Guillenia lasiophylla Mrs. R. W. Summers Jun 1886 San Luis Obispo Comment
  CAS-BOT-BC304662  Gutierrezia californica R. F. Hoover 1966-10-7 10120 San Luis Obispo Cuyama River at mouth of Chimney Canyon Comment
  OBI79262  Hedera David J. Keil 2011-12-11 31206 San Luis Obispo Arroyo Grande. Branch Mill Road at outskirts of Arroyo Grande 47 Comment
  UC1969536  Hedera canariensis David Keil 2000-1-24 28412 San Luis Obispo Cambria. Just south of Santa Rosa Creek road along Main Street at creek crossing. Comment
  UCR92513  Helianthemum scoparium G. Fred Hrusa 1995-5-28 12316 San Luis Obispo Black Butte Research Natural Area, ridge immediately SW of Radio Facility 2 (Peak 1). 630 Comment
  OBI77529  Helianthus annuus Ann Cochran 1986-7-26 37 San Luis Obispo Area around fire station. t30S, R18E, sec 13. On Soda lake rd at Arrowbear 579 Comment
  OBI51673  Helianthus gracilentus T. J. Ayers, S. Junak 1989-6-22 757 San Luis Obispo Los Padres NF; E facing cleared slope below TV towers just E of W Cuesta Ridge Rd, 2.7 mi W of hwy 101 732 Comment
  RSA0027664  Heliotropium curassavicum Greg Wilvert 2005-5-31 452 San Luis Obispo Dead end of Padrones Cyn. Rd. 866 Comment
  UCR58157  Hemizonia congesta subsp. luzulifolia George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Toro Creek Canyon Road, east of Hwy 101, just south of Cayucos 122 Comment
Read comments
Jan 7 2013
  CAS-BOT-BC309858  Hemizonia congesta subsp. luzulifolia M. E. Jones 1882-5-9 s.n. San Luis Obispo R. S. Massey Ranch Comment
  CAS-BOT-BC309859  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-9-13 11588 San Luis Obispo Upper Jack Creek, west of Paso Robles Comment
  OBI16229  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1969-9-13 11588 San Luis Obispo Santa Lucia range. Upper Jack Crk, W of Paso Robles Comment
  SEINET10616463 Image available Hemizonia halliana David D. Keck, William M. Hiesey 1933-5-4 Keck 2170 San Luis Obispo 1.5 miles easterly of Cholame, on the dry flood plain of Cholame Creek. 365 Comment
  CAS-BOT-BC291995  Hemizonia pallida R. F. Hoover 1947-5-10 7145 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  CAS-BOT-BC388555  Herniaria hirsuta var. cinerea Clare B. Hardham 1960-6-9 6083 San Luis Obispo Santa Lucia Mountains. Paso Robles Comment
  SBBG123048  Hesperevax acaulis var. ambusticola D. Keil, K. Keil 1998-4-16 26750 San Luis Obispo Black Mountain Rd, 2.3 mi from Park Hill Rd; Los Padres Nat Forest Comment
  SBBG123081  Hesperevax caulescens D. Keil, K. Keil 2001-4-20 29366 San Luis Obispo Davis Rd, 1.8 mi SE of Hwy 46, SE of Cholame 420 Comment
  SBBG111582  Hesperevax sparsiflora var. sparsiflora C. B. Hardham 1960-3-27 5245 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  OBI37654  Hesperocnide tenella David J. Keil 1980-3-1 13702 San Luis Obispo Nipomo Dunes in vicinity of Oso Flaco Lake Comment
  CAS-BOT-BC403862  Hesperocnide tenella Ernest C. Twisselmann 1969-4-24 15193 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  OBI7203  Hesperocyparis forbesii Jack M. Farrell 1955-2-21 103 San Luis Obispo Cal Poly campus Comment
  UC2027153  Hesperocyparis macrocarpa David J. Keil with Mike Walgren 2012-9-8 31530 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  UC1285270  Hesperolinon micranthum R. F. Hoover 1964-6-6 8951 San Luis Obispo ridge nw Cuesta Pass Comment
  RSA153454  Hesperomecon linearis W. R. Ernst 1961-4-2 757 San Luis Obispo Along the Simmler-Creston road about 2 miles northwest of the junction to La Panza 518 Comment
  SBBG96701  Hesperoyucca whipplei D. A. Young, S. Junak, T. Ayers 1989-4-27 1965 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  OBI33587  Hesperoyucca whipplei Melissa Luckow, Jerry Rendon 1980-5-20 67 San Luis Obispo Poly Cyn; near the end of the cyn Comment
  CDA17512  Heteranthemis viscidihirta Austin Griffiths 1980-7-2 s.n. San Luis Obispo Oceano Dunes; ca. 2 mi. S of Oceano. Farm residence. Comment
  CDA15197  Heteromeles arbutifolia G. F. Hrusa, J. Park, G. Perez 1998-7-21 14735 San Luis Obispo South Coast Ranges; Suey Creek Rd. +- 7 km. W of Hwy 166. Comment
  HSC91569  Heteromeles arbutifolia Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, base of Manzanita Trail Comment
  OBI83459  Heteromeles arbutifolia Tanner Tellenbach, Elijah Lax, Brett Donahue, Nolan Donahue 2017-1-26 4 San Luis Obispo Johnson Ranch Open Space: take Highway 101 south to exit 198 for Higuera Street. At the bottom of a horseshoe bend in the off ramp, turn left into a parking area for Johnson Ranch. To the right of the road follow the trail, cross a stream, about 100 yards up from the stream, and about 50 yards to the right of the trail if you are looking at the stream. 80 Comment
  SBBG45258  Heteromeles arbutifolia L. A. Fitzhugh -Dec-1962 San Luis Obispo Cayucos Rd, Cienega Crk, Cambria Comment
  OBI72196  Heteromeles arbutifolia Jody Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts. Boy Scout rd (river side) ca 0.8 mi down stream along road from Twin Bridges Comment
  CAS-BOT-BC310950  Heterotheca grandiflora R. F. Hoover 1966-9-21 10071 San Luis Obispo 1 mile south of Edna, on Price Canyon road to Pismo Beach Comment
  OBI16095  Heterotheca grandiflora F. Rush August1957 s.n. San Luis Obispo S Morro Bay Comment
  OBI39100  Heterotheca oregona David J. Keil 1983-7-16 17403 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI31368  Heterotheca sessiliflora Joy Nishida 1982-8-12 519 San Luis Obispo American Cyn campground 524 Comment
  CAS-BOT-BC311310  Heterotheca sessiliflora subsp. echioides John Thomas Howell 1927-8-17 3004 San Luis Obispo 4 miles south of Templeton 243 Comment
  SBBG14678  Heterotheca sessiliflora subsp. echioides E. C. Twisselmann 1962-10-10 7914 San Luis Obispo Carrisa Plains School 624 Comment
  CAS-BOT-BC311315  Heterotheca sessiliflora subsp. echioides Alice Eastwood 1927-7-30 14995 San Luis Obispo Along road from Arroya Grande to Huasna Comment
  RSA0066084  Heuchera pilosissima Scott D. White, Ken McDonald 2001-5-9 8495 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI28587  Hirschfeldia incana John Jackman & Julie Truesdale, Julie Truesdale 1980-1 62 San Luis Obispo MacGillivary Ranch, Adelaida; on the airstrip and other disturbed sites Comment
  OBI62527  Hirschfeldia incana L. D. Oyler, David J. Keil and Kathy Keil 1990-4-26 1076 San Luis Obispo Nipomo Dunes. dune slack area two ridges beyond Oso Flaco Lake rd, W of Unocal pipeline Comment
  CAS-BOT-BC207965  Hoffmannseggia glauca Ernest C. Twisselmann 1958-8-29 4750 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  CAS-BOT-BC289246  Holcus lanatus R. F. Hoover 1950-5-30 7956 San Luis Obispo San Simeon Comment
  OBI47511  Holcus lanatus David J. Keil 1984-5-28 18290 San Luis Obispo Along southern end of Morro Bay at Sweet Springs Marsh Comment
  SBBG23934  Hollisteria lanata E. C. Twisselmann 1965-7-1 11104 San Luis Obispo hills at the summit of Palo Prieta Cyn 701 Comment
  UCR65366  Hollisteria lanata David J. Keil, Kathryn Bay, R. Riggins 1986-4-26 19281 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade on Elkhorn Road 701 Comment
  CAS-BOT-BC412712  Hollisteria lanata R. F. Hoover 1946-6-16 6168 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  CAS-BOT-BC325888  Holocarpha heermannii David D. Keck 1934-4-26 2793 San Luis Obispo West side of Cottonwood Pass 6.5 miles N.E. of Cholame Comment
  CAS-BOT-BC325889  Holocarpha heermannii David D. Keck 1934-4-26 2793 San Luis Obispo West side of Cottonwood Pass 6.5 miles N.E. of Cholame Comment
  CAS-BOT-BC325893  Holocarpha heermannii R. F. Hoover 1969-9-13 11587 San Luis Obispo Upper Jack Creek west of Paso Robles Comment
  OBI16064  Holocarpha heermannii Robert F. Hoover 1946-9-22 6442 San Luis Obispo W of Paso robles on rd to Adelaida Comment
  OBI16066  Holocarpha heermannii Robert F. Hoover 1947-8-17 7381 San Luis Obispo Near summot of Santa Lucia Mts on Templeton-Cambria rd Comment
  OBI59916  Holodiscus discolor Al Lindholm unknown 271 San Luis Obispo Fitzhugh Property 6 mi N of Cayucos, straddling main ridge of Santa Lucia Mts. Transect up Mustang Cyn and down Quail Cyn Comment
  OBI75770  Holodiscus discolor Steven A. Junak 1990-5-1 4302 San Luis Obispo Santa Lucia Mts: at N edge of Cuesta Ridge Botanical Area, along old trail on ridge about 0.55 mi E of W Cuesta Ridge rd (USFS rd #29S11.3) about 0.3 mi S of second high voltage tower E of W Cuesta Ridge Rd 594 Comment
  RSA264220  Holodiscus discolor C. W. Tilforth, Walter Wisura 1977-8-12 1429 San Luis Obispo 8 miles N of Point Piedras Blancas along Hwy 1. Comment
  CAS-BOT-BC285131  Hordeum marinum subsp. gussoneanum Ernest C. Twisselmann 1954-5-12 1222 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at Palo Prieta Summit, 7 miles south of Cholame 670 Comment
  OBI28249  Hordeum marinum subsp. gussoneanum Krystoff/ Spasbo 1982-4-18 39 San Luis Obispo 22. mi. E. of Arroyo Grande 762 Comment
  OBI21925  Hordeum murinum Robert F. Hoover 1964-4-14 8721 San Luis Obispo San Luis Obispo Comment
  OBI4821  Hordeum murinum Mike Wemp 1972-3-29 12 San Luis Obispo About 1/2 mi NW of Montana de Oro State Park campground 30 Comment
  OBI77674  Hordeum murinum Craig Woods 1978-4-3 31 San Luis Obispo Carrizo Plain, 1 mi NW of Soda Lake San Diego cr rd, along Sim. soda lake san diego cr rd Comment
  RSA123447  Hordeum murinum subsp. glaucum P. L. Johannsen 1936-3-21 708 San Luis Obispo 1 mi E. of San Luis Obispo 137 Comment
  RSA575721  Hordeum murinum subsp. leporinum S. J. Darbyshire 1994-9-12 4567 San Luis Obispo Cambria Comment
  HSC91743  Hordeum vulgare Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  CDA12466  Hordeum vulgare var. vulgare G. F. Hrusa 1992-4-4 10345 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  CAS-BOT-BC536134  Horkelia californica Alice Eastwood 1927-8-1 15022 San Luis Obispo Cambria Comment
  OBI8521  Horkelia cuneata Dave Imper 1976-11-27 3 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd Comment
  SEINET7073475  Horkelia cuneata subsp. cuneata A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dune about 7 miles south of Arroyo Grande on Route 1. Coordinate datum: WGS84/NAD83. (35? deg. 2' 4" North Latitude, -120? deg. 33' 37" West Longitude. UTM Zone 10, 722549mN, 3879392mN. Coordinate datum: NAD27). Comment
  OBI10085  Horkelia cuneata subsp. cuneata Robert F. Hoover 1968-4-20 11069 San Luis Obispo Mesa summit south fo Arroyo de la Cruz Comment
  CAS-BOT-BC143909  Horkelia cuneata var. sericea Roxana S. Ferris 1929-4-15 7610 San Luis Obispo Between Guadalupe and Callender Comment
  CAS-BOT-BC143911  Horkelia cuneata var. sericea David D. Keck 1933-5-5 2232 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  OBI13203  Hosackia gracilis Robert F. Hoover 1968-4-20 11067 San Luis Obispo S of Arroyo de la Cruz Comment
  OBI37375  Hydrocotyle verticillata Eric Wise 1981-6-30 868 San Luis Obispo Black Lake of Dune Lakes Comment
  SBBG117521  Hydrocotyle verticillata M. Wetherwax 2002-5-20 CR 316 San Luis Obispo N side of Nacimiento River; Camp Roberts 180 Comment
  SBBG44704  Hydrocotyle verticillata L. W. Edge 1972-4-20 130 San Luis Obispo Big Twin Lake Comment
  UCR38897  Hypericum anagalloides David J. Keil, E. A. Wise 1982-7-2 16271 San Luis Obispo Central Coast, Nipomo Mesa area west of Pomeroy Rd along Black Lake Canyon trail Comment
  OBI75325  Hypericum perforatum Michael Walgren 2011-8-11 249 San Luis Obispo Western road bank of hwy 1 at Leffingwell Crk in northern Cambria Comment
  UCR115818  Hypochaeris glabra George K. Helmkamp, E. A. Helmkamp 2000-6-15 5683 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  OBI56625  Hypochaeris glabra David J. Keil 1998-5-20 27325 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  UCSB50660  Hypochaeris glabra Wood, Kathy 1980-4-25 San Luis Obispo U.S. 101 North to La Ouesta Summit, about 21 miles north of San Luis Obispo, right turn just beyond summit. 2 miles on East Cuesta Ridge Road 609 Comment
  UCR134695  Hypochaeris radicata George K. Helmkamp 2003-9-10 8140 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI15283  Ipomoea indica Cindy Arey 1967-11-18 11 San Luis Obispo Marsh st Comment
  OBI16004  Isocoma acradenia var. bracteosa McMillan 1952-6-17 141 San Luis Obispo Choice Valley 1 mi S 8 mi E of Shandon Comment
  OBI16006  Isocoma acradenia var. bracteosa Robert F. Hoover 1969-9-19 11599 San Luis Obispo Palo Prieto cyn Comment
  CAS-BOT-BC315710  Isocoma acradenia var. bracteosa John Thomas Howell; Gordon H. True 1967-9-21 43969 San Luis Obispo Vernal pool natural area in Valley Grassland about 4 1/2 miles east-northeast of Pixley 83 Comment
  UCR18619  Isocoma menziesii var. sedoides George K. Helmkamp 1974-9-28 s.n. San Luis Obispo Central Coast, Morro Bay area, Hazard Cyn, near ocean 34 Comment
  UC1424826  Isocoma menziesii var. sedoides C. W. Tilforth and W. Wisura 1977-8-12 1426 San Luis Obispo between San Simeon and Point Piedras Blancas (Hwy 1) Comment
  UC415777 Image available Isocoma menziesii var. vernonioides Mrs. Blochman Nov. 1893 San Luis Obispo Santa Maria Comment
  UC1321278  Isocoma menziesii var. vernonioides R. F. Hoover 1966-9-12 9990 San Luis Obispo just n Santa Maria River (near Santa Maria) Comment
  OBI71688  Isocoma veneta var. vernonioides David J. Keil 1988-7-2 20874 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  SBBG108392  Isoetes howellii C. B. Hardham 1957-5-12 1944 San Luis Obispo Green's Lake Comment
  CAS-BOT-BC112550  Isolepis cernua R. F. Hoover 1964-6-11 9025 San Luis Obispo East end of Los Osos Valley Comment
  CAS-BOT-BC112555  Isolepis cernua Clare Butterworth Hardham 1963-6-18 10829 San Luis Obispo Pinus radiata woods, Cambria. Comment
  SD27808  Isolepis cernua Carl B. Wolf 1929-4-16 3624 San Luis Obispo Mouth of small creek at coast, 4 miles northof Morro Bay. (IPB 11/07) 14 Comment
  SBBG109779  Juncus C. B. Hardham 1958-3-2 3159 San Luis Obispo Oak Flat W of Paso Robles Comment
  UC1927765  Juncus bufonius var. bufonius David Keil 1998-5-13 27245 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  UC1101027  Juncus hesperius Malcolm A. Nobs and S. Galen Smith 1949-6-22 833 San Luis Obispo ca 3 mi s Oceano (Dune Lakes Gun Club) Comment
  OBI68631  Juncus lescurii Oliver Hernandez 2008-6-17 1 San Luis Obispo 786 m S of the intersection of San Luis Obispo San Simeon Rd and hwy 1 6 Comment
  UCD141709  Juncus macrophyllus Frederic Hrusa 1993-5-21 11053 San Luis Obispo San Luis Obispo County: Stony Creek in Huasna area. Approximately 4 km beyond Stony Creek Campground. 650 Comment
  OBI78988  Juncus occidentalis David J. Keil 2013-8-22 31946 San Luis Obispo Morro Bay State Park. Turtle Rock trail (Morro Creek Road) on northern side of Cerro Cabrillo 20 Comment
  OBI62664  Juncus occidentalis LynneDee Althouse, Jason Dart 2003-5-8 D 205 San Luis Obispo Vachell Tract, Carpenter Cyn rd, Arroyo Grande.The property is approx. 0.6 mi up Carpenter Cyn Rd from the intersection with Printz Rd 76 Comment
  UC1134259  Juniperus californica P. L. Johannsen 1937-6-2 1186 San Luis Obispo 1.5 mi sse Painted Rock; McKittrick Quad. 822 Comment
  OBI9288  Keckiella cordifolia A. Ahmad 1963-5-26 45 San Luis Obispo Poly Cyn Comment
  OBI9290  Keckiella cordifolia P. J. Justen 1966-5-31 45 San Luis Obispo About a mile E of the reservoir in Reservoir Cyn, along theroadside climbing over a shrub Comment
  OBI75437  Kickxia elatine Michael Walgren 2011-9-28 254 San Luis Obispo At Montana de Oro State Park at an old homestead site and parkingarea just N of Spponer's Cove and W of Pecho Valley rd Comment
  SBBG130685  Kickxia spuria D. J. Keil 2012-7-14 31410 San Luis Obispo S Higuera St, just S of San Luis Obispo city limits, just N of Octagon Barn 30 Comment
  OBI71434  Kickxia spuria Lynne Dee Oyler 1990-10-11 2033 San Luis Obispo Santa Margarita Crk tributary just NE of Santa Margarita Ranch HQ, E of the sorting pens Comment
  OBI9472  Kickxia spuria Robert F. Hoover 1965-9-18 9571 San Luis Obispo trout Crk just E of Santa Margarita Comment
  CDA15091  Krascheninnikovia lanata G. F. Hrusa 1998-3-26 14172 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area, betw. S side of Swain Pasture and Swain Wash approx. 5 mi. S of Panorama Rd inters. w/Soda Lake Rd. Comment
  CDA18257  Krascheninnikovia lanata G. D. Barbe, Ben Easley 1974-7-9 1901 San Luis Obispo Temblor Range; Top of Recruit Grade Pass, 9.5 mi W of Fellows (Kern Co.) 3.25 mi W of Kern Co. line, Temblor Range, on Crocker Springs Rd., overlooking Elkhorn Valley, and Carizzo Plain. 975 Comment
  UCD99082  Krascheninnikovia lanata K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI82386  Lactuca saligna David J. Keil, with George Butterworth 2016-2-25 33478 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  OBI79061  Lactuca serriola David J. Keil 2013-8-22 31915 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead along South Bay Blvd. 10 Comment
  OBI57865  Lagophylla ramosissima David J. Keil, with V. L. Holland 1999-6-9 28360 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
  UC1069697  Lagophylla ramosissima G. T. Nordstrom 1937-6-21 1367 San Luis Obispo 4.1 mi ne Lime Mtn.; Adelaida Quadrangle Comment
  UC2062976  Lagophylla ramosissima Anna Kostikova with Glen Litsios, Sarah Burgy 2010-6-18 40 San Luis Obispo Carrizo Plain Swain Ridge: close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166. Comment
  CAS-BOT-BC341617  Lagophylla ramosissima David D. Keck 1931-6-23 1261 San Luis Obispo 4.2 mi. S. of Atascadero Comment
  CAS-BOT-BC341620  Lagophylla ramosissima Alice Eastwood 1927-7-31 14985 San Luis Obispo On road from Arroya Grande to Huasna Comment
  CHSC118617  Lamarckia aurea Richard R. Halse 2016-3-22 9666 San Luis Obispo Along State Hwy. 1 at its junction with Via Concha south of Oceano. 20 Comment
  OBI80883  Lamarckia aurea David J. Keil 1992-1 22940 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI21951  Lamarckia aurea Robert J. Rodin 1962-5-8 6863 San Luis Obispo About 4 mi SE of Cuesta Summit, 4 mi N of San Luis Obispo Comment
  SBBG81241  Lastarriaea coriacea C. F. Smith 1950-5-4 2759 San Luis Obispo Creston-Simmler Rd at Fernandez Crk Comment
  CAS-BOT-BC337898  Lasthenia californica Eben McMillan 1951-3-10 s.n. San Luis Obispo Wreden Ranch, junction San Luis Obispo and Kern Counties, overlooking San Joaquin Valley 762 Comment
  RSA128420  Lasthenia californica Clare B. Hardham 1959-4-12 4225 San Luis Obispo Leffingwell Creek, Cambria. Plants of the Santa Lucia Mountains. Comment
  UC1583673  Lasthenia fremontii David Keil 1986-3-22 19069 San Luis Obispo 2.4 mi e of Soda Lake Rd. on Belmont Tr.; Carissa Plain n of Soda Lake 579 Comment
  HSC101858  Lasthenia gracilis J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12740 San Luis Obispo Along Soda Lake Road. 611 Comment
  UC579211  Lasthenia gracilis N. K. Carlson 1936-3-20 189 San Luis Obispo 2 mi e of Islay Hill; Arroyo Grande Quadrangle 182 Comment
  UCSC000797  Lasthenia microglossa J. H. Barber 1899-4-9 s.n. San Luis Obispo Paso Robles Comment
  UCD106479  Lathyrus vestitus G. F. Hrusa 1995-5-28 12213 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. 600 Comment
  OBI13233  Lathyrus vestitus var. vestitus Robert F. Hoover 1967-2-18 10221 San Luis Obispo Diablo Cyn, San Luis Range Comment
  OBI25589  Lathyrus vestitus var. vestitus David J. Keil 1981-5-16 14685 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI13247  Lathyrus vestitus var. vestitus Robert F. Hoover 1947-2-11 6616 San Luis Obispo Poly Cyn (Brizzolari Crk of maps) Comment
  JEPS68636  Lavatera arborea W. L. Jepson 1927-5-24 12051 San Luis Obispo Pismo , in gully by the sea (in gully by the sea) Comment
  SBBG104622  Layia glandulosa M. D. Proctor, E. A. Young 1993-3-17 ROB 212 San Luis Obispo 0.5 km S of Boyscout Rd; Camp Roberts Comment
  SJSU3398  Layia glandulosa C. W. Sharsmith 1962-4-22 6890 San Luis Obispo Shell Cr, San Juan Cr drainage c. 12 mi S of Shandon 414 Comment
  UCD133905  Layia glandulosa Annetta Carter 1940-4-7 1507 San Luis Obispo San Luis Obispo County: Palo Prieto Canyon, 3.3 miles southeast of Cholame, north end of Temblor Range. 457 Comment
  JEPS82138  Layia heterotricha Rimo Bacigalupi 1962-3-27 8437 San Luis Obispo s of state hwy 41 2.0 mi ne junction with U.S. 466 (4.1 mi w of Kern Co. line) 365 Comment
  OBI79553  Layia hieracioides Michael Walgren 2011-8-12 433 San Luis Obispo Common and scattered in sandy soils within a few hundred feet of Highway One in the Callendar Dunes. Located in open lands at a low point in the road in the Black Canyon drainage. 19 Comment
  SD27814  Layia hieracioides Carl B. Wolf 1929-4-15 3549 San Luis Obispo 2-3 miles inland form ocean and approximately 3 miles north of the Santa Maria River 60 Comment
  UC1750132  Layia hieracioides David Keil 1998-4-20 26845 San Luis Obispo NW of Paso Robles (on Nacimiento Lake Drive, 2.5 mi W of junction with Chimney Rock Road) Comment
  POM298328  Layia jonesii D. D. Keck 1933-5-5 2187 San Luis Obispo Odd Fellows Cemetery, near mouth of Toro Creek, on the coast between Cayucos and Morro 10 Comment
  CAS-BOT-BC327688  Layia munzii Alice Eastwood; John Thomas Howell 1935-3-25 2037 San Luis Obispo W side of Cottonwood Pass Comment
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May 25 2020
  RSA613942  Layia munzii George K. Helmkamp, E. A. Helmkamp 1997-3-8 1410 San Luis Obispo Carrizo Plain. 30.1 mi. NW of CA-166 on Soda Lake Rd; at San Diego Crk Rd and edge of Soda Lake. 701 Comment
  CAS-BOT-BC327644  Layia munzii Ernest C. Twisselmann 1953-3-19 606 San Luis Obispo Temblor Range & Western San Joaquin Valley. Hardenburgh Place, 7 mi S of Cholame Comment
  CAS-BOT-BC327689  Layia munzii I. J. Condit 1910-3-31 s.n. San Luis Obispo Carrisa Plains Comment
  SD56814  Layia paniculata Darley F. Howe 1963-5-19 3500 San Luis Obispo Hillside south of Morro Bay. Comment
  UC1315036  Layia pentachaeta subsp. pentachaeta R. F. Hoover 1967-4-9 10403 San Luis Obispo Canyon in Temblor Range; Elkhorn Plain Comment
  CAS-BOT-BC385621  Layia platyglossa R. F. Hoover 1967-5-13 10569 San Luis Obispo Coast west of Cambria Comment
  UC1069777  Layia platyglossa C. A. Graham 1939-4-14 518 San Luis Obispo 1 1/2 mi n Pine Canyon Guard Station; Branch Mt. Quad. Comment
  UCD40567  Layia platyglossa Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1531 San Luis Obispo San Luis Obispo County: Northern edge of California Valley, north of boundary of Carrizo Plain National Monument. Along Soda Lake Road, about 1 road mile south of intersection with Hwy 58. 609 Comment
  OBI22959  Layia platyglossa David J. Keil 1977-3-12 11956 San Luis Obispo S of Shandon, 5 mi N of State Rte 58 in game preserve area Comment
  SFV16213  Layia platyglossa J. M. Kneitel 1995-3-25 4 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Caliente Mountains. American Ranch, 2 miles from Soda Lake Road. 670 Comment
  OBI38516  Lemna minor Eric Wise 1982-7-2 1621 San Luis Obispo Oso Flaco Lake Comment
  OBI38514  Lemna minor Eric Wise 1981-6-27 744 San Luis Obispo Alamo Crk, near Twitchell Res Comment
  OBI38509  Lemna minuta Eric Wise 1981-9-29 1284 San Luis Obispo Black Lake Cyn. At hwy 1 Comment
  SD115791  Lemna valdiviana Wayne P. Armstrong 1984-6-16 ZT 7546 San Luis Obispo Oso Flaco Lake. 4 Comment
  SD25204  Lepechinia calycina Frank F. Gander 1939-5-15 7543 San Luis Obispo Near La Panza Public Camp; Los Padres National Forest. Comment
  CAS-BOT-BC88726  Lepidium acutidens David D. Keck; J. Clausen 1935-4-9 3102 San Luis Obispo Cholame Creek, in the large alkaline flat to the easterly of Cholame. 365 Comment
  UCSB39937  Lepidium draba Shaw, J. 1982-7-1 San Luis Obispo Along Perfumo Canyon Road; one mile south of Los Osos Valley Road in San Luis Obispo 60 Comment
  OBI15002  Lepidium jaredii Robert F. Hoover 1966-3-30 9765 San Luis Obispo Carrizo Plain S of Soda lake Comment
  SD71140  Lepidium jaredii R. F. Hoover 1958-3-19 8419 San Luis Obispo Carrizo Plain southof Soda Lake. Comment
  SD46154  Lepidium jaredii G. Thomas Robbins, Rimo Bacgalupi 1952-4-20 3454 San Luis Obispo Alkali bottom just east of lowest point in Carrizo Plain, ca. 8.0 miles southeast of Soda Lake. 594 Comment
  UCR170961  Lepidium nitidum R. E. Riefner Jr. 2002-4-4 02- 71 San Luis Obispo San Andreas Rift, Carrizo Plain, due east c. 2 miles off Soda Lake Rd., c. 5 miles south of Soda Lake 584 Comment
  CAS-BOT-BC12567  Lepidium nitidum Alice Eastwood; John Thomas Howell 1937-4-29 4114 San Luis Obispo Corrizo Plains near Soda Lake. Comment
  JEPS53689  Lepidium nitidum W. L. Jepson 1932-4-2 16185 San Luis Obispo Lower Cholame Valley 426 Comment
  OBI14990  Lepidium nitidum Eben McMillan 1952-3-21 1 San Luis Obispo In Polonio Pass 5 mi NE of Cholame Comment
  CDA28669  Leptochloa fascicularis David J. Keil 2002-9-12 29923 San Luis Obispo North of Arroyo Grande, West Ormonde Road, circa 1.2 miles from junction with price Canyon Road. East side of road between drives to 525 and 535 West Ormonde Road. Elevation: circa 350 feet. 0 Comment
  OBI70840  Leptochloa fusca subsp. fascicularis David J. Keil 2009-9-5 30641 San Luis Obispo Rural outskirts of Paso Robles, north of Highway 46 and east of Jardine Road. Vicinity of intersection of Fa Rouse Way and Weeping Willow Way. Vicinity of 35 deg. 40.01' N x 120 deg. 35.54'W. 259 Comment
  OBI50125  Leptochloa fusca subsp. uninervia Michael Curto, Linda Allen 1992-11-15 859 San Luis Obispo Calif Polytechnic State Univ Campus, ca. 10m S of Ornamental Horticulture Unit in parking lot perimeter planter Comment
  UC908540  Leptodactylon californicum Herbert L. Mason 1935-5-25 8318 San Luis Obispo Cuyama River n Santa Maria; Cuyama River Comment
  OBI57904  Leptosiphon bicolor David Keil 1999-4-29 28284 San Luis Obispo Camp Roberts, W Perimeter Rd. Foothill woodland. 219 Comment
  OBI20065  Leptosiphon ciliatus Rhonda Riggins 1979-5-6 1167 San Luis Obispo La Panza Range. USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  CAS-BOT-BC226723  Leptosiphon latisectus Alice Eastwood; John Thomas Howell 1935-3-25 2048 San Luis Obispo West side of Cottonwood Pass Comment
  CAS-BOT-BC94930  Leptosiphon liniflorus R. C. Wenk 2007-4-2 577 San Luis Obispo Carrizo Plain N.M., Swain pasture, along Soda Lake Road, 4.2 mi. E of turnoff to KCL campground 624 Comment
  OBI82058  Leptospermum laevigatum Michael Walgren 2016-3-4 489 San Luis Obispo Pismo State Beach, in dunes immediately west of the Oceano Campground off Pier Ave. A naturalized invasive in backdunes, along with other evasive trees 8 Comment
  OBI64413  Leptosyne bigelovii David J. Keil 2001-3-28 29206 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  SJSU3388  Leptosyne calliopsidea C. W. Sharsmith 1962-4-21 6834 San Luis Obispo Recruit Canyon (lower reaches), near Crocker Peak, Temblor Range Comment
  OBI16678  Leptosyne douglasii Neil Havlik 1967-4-30 33 San Luis Obispo 2 mi E of Navajo Camgpround, La Panza district, Los Padres NF Comment
  CAS-BOT-BC123035  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-17 3005 San Luis Obispo 4 miles S of Templeton 243 Comment
  UC2027167  Lessingia glandulifera var. glandulifera Greg Wilvert 2005-8-6 513 San Luis Obispo Southeast Half of the Caliente Range: Padrones Canyon Comment
  CAS-BOT-BC341986  Lessingia pectinata var. pectinata R. F. Hoover 1964-7-11 9170 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC341987  Lessingia pectinata var. pectinata R. F. Hoover 1964-8-14 9252 San Luis Obispo Jack Lake Comment
  OBI15779  Lessingia pectinata var. pectinata Robert F. Hoover 1946-8-25 6343 San Luis Obispo Price Cyn Comment
  OBI23393  Lessingia pectinata var. tenuipes Robert F. Hoover 1969-9-19 11598 San Luis Obispo Palo Prieto Cyn Comment
  SBBG109980  Lessingia tenuis C. B. Hardham 1957-6-18 2254 San Luis Obispo Tierra Redonda Comment
  RSA70440  Limnanthes douglasii subsp. douglasii Margaret Stason, F. Brubaker 1930-4-14 8940 San Luis Obispo East of Santa Margarita. Comment
  SBBG30627  Limonium californicum A. I. Richardson 1968-8-8 San Luis Obispo Morro Bay Comment
  RSA0077576  Limonium duriusculum Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3215 San Luis Obispo Morro Bay State Park/Morro Estuary Natural Preserve: Just E of State Park Rd/Main St, approx. 0.7 mi SW of jct w/ S Bay Blvd. 0 Comment
  OBI82396  Limonium perezii David J. Keil 2015-9-29 33427 San Luis Obispo Pismo Beach north of Pismo Pier Comment
  OBI82520  Limonium perezii David J. Keil 2015-8-10 33350 San Luis Obispo Cayucos Abalone Farm, northwest of Cayucos at west end of Villa Creek Road 5 Comment
  CHSC114043  Limonium sinuatum Richard R. Halse 2012-3-26 8431 San Luis Obispo Along State Hwy. 1, ca. 1.8 miles north of Sam Simeon. 21 Comment
  SEINET4208523  Limonium sinuatum Richard R. Halse 2012-3-26 8431 San Luis Obispo Along State Hwy. 1, ca. 1.8 miles north of San Simeon.; 0 21 Comment
  SEINET7063629  Linanthus bicolor A. G. Vestal 1947-4-12 s.n. San Luis Obispo Collected in wash southeast of corner of San Luis Obispo County in the Cuyama Valley. UTM Zone 10, 772742mE, 3885939mN. (WGS84/NAD83). 431 Comment
  OBI81775  Linanthus bigelovii var. jonesii David J. Keil, Rhonda L. Riggins 2003-4-23 30129 San Luis Obispo Caliente Range, along main ridge northwest of Caliente Peak 1257 Comment
  OBI031330  Linanthus californicus Joy Nishida, Robert Allen 1982-4-10 204 San Luis Obispo American Canyon Campground near stream. Growing above drainage into stream 524 Comment
  RSA293037  Linanthus californicus Reino Alava 1956-5-14 408 San Luis Obispo Three miles west of Pozo, along the road from Paso Robles to Simmler Comment
  RSA607296  Linanthus dichotomus D. D. Keck 1935-4-10 3149 San Luis Obispo 10 miles south of Soda Lake, on Carrizo Plain 610 Comment
  OBI83543  Linanthus parryae David J. Keil, Kathleen A. Keil 1998-4-18 26809 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Rd; 1/2 mile from Hwy 58. Comment
  RSA142409  Linanthus parryae Clare B. Hardham 1960-4-8 5364 San Luis Obispo Camatta Rd. near Shell Cr., east of Creston Comment
  SEINET3696150 Image available Linanthus pharnaceoides Lewis S. Rose 1936-5-9 36263 San Luis Obispo San Marcos Creek, 9 miles east of Adelaida. 213 Comment
  UCR28952  Linum bienne David J. Keil 1982-6-26 16247 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  OBI80893  Lithophragma cymbalaria David J. Keil 2015-2-14 32627 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 70 Comment
  SBBG70452  Lithophragma cymbalaria M. M. Miles 1886-1 423 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC435379  Lithophragma cymbalaria Mary E. Wall 1933-5-11 s.n. San Luis Obispo Santa Margarita, Eldorado School Comment
  OBI11423  Loeseliastrum schottii Robert F. Hoover 1946-10-27 6538 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  OBI81056  Logfia filaginoides Jason Dart 2010-4-15 366 San Luis Obispo Northern Carrizo Plain. Conservation Reserve Program. 613 Comment
  HSC10305  Lolium perenne W. S. Pierce 1963-6-16 25 San Luis Obispo Hwy. 466, 5 mi. W of Atascadero. Comment
  UCR29879.1  Lomatium californicum Melissa Luckow, R. Riggins 1982-5-14 872 San Luis Obispo Coast Range, 1.9 mi. SE of Avenales Guard Station on San Jose Avenales Rd. Comment
  OBI45303  Lomatium caruifolium David J. Keil 1985-4-6 18539 San Luis Obispo 1.8 mi N of Arroyo de la Cruz, N of San Simeon Comment
  OBI24982  Lomatium dasycarpum David J. Keil, Dirk Walters 1980-4-26 13896 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  RSA0062687  Lomatium dasycarpum Charles D. Dunn 1972-4-15 s.n. San Luis Obispo Perfumo Canyon. 121 Comment
  SEINET206461  Lomatium dasycarpum Rimo Bacigalupi, F. Chisaki; L. Dempster C. Hardh 1960-5-12 7432 San Luis Obispo Just east of Bee Rock Bee Rock Canyon. (But 0.4 miles west of 'Bee Rock' on both the Tierra Redonda Mtn. -1949- and Bra Comment
  OBI74422  Lomatium dasycarpum subsp. dasycarpum Theo Fitanides, Anthony Baniaga 2010-4-23 141 San Luis Obispo Tierra Redonda BLM ACEC 581 Comment
  SBBG5208  Lomatium dasycarpum subsp. dasycarpum C. B. Hardham 1958-5-7 3227 San Luis Obispo between Bee Rock and the Nacimiento River Comment
  RSA586579  Lomatium dasycarpum subsp. dasycarpum F. L. Johnson, M. D. Proctor 1993-2-20 ROB 0158 San Luis Obispo 0.5 km west of Chorro Res. Comment
  SFV15530  Lomatium macrocarpum I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 353 San Luis Obispo Carrizo Plain Carrizo Plain. 13.9 miles east on Simmler Road from intersection with Soda Lake/San Diego Creek Road. Adjacent of Soda Lake. In dry wash leading to Soda Lake. 610 Comment
  OBI72989  Lomatium parvifolium David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25397 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  RSA19023  Lomatium vaginatum Alice Eastwood, John Thomas Howell 1937-4-29 4122 San Luis Obispo Carrizo Plain near Soda Lake Comment
  CAS-BOT-BC240572  Lonicera hispidula Clare B. Hardham 1960-5-21 5843 San Luis Obispo Santa Lucia Mountains. North slopes along Santa Rita Cr., Juhl Rch. west of Templeton Comment
  CAS-BOT-BC240814  Lonicera interrupta Alice Eastwood 1926-5-4 13855 San Luis Obispo Paso Robles Comment
  SBBG93147  Lonicera interrupta S. A. Junak 1990-7-13 4419 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, powerline access rd, in small cyn between first and second high voltage tower E of W Cuesta Ridge Rd, ca. 1.3 rd mi S of Tassajera Crk Rd 548 Comment
  UC455871  Lonicera involucrata var. ledebourii I. J. Condit 1910-4-30 San Luis Obispo Oceano Comment
  SEINET12170303  Lotus S. A. Thompson, Rawlins, J. E. 1988-8-25 5245 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  RSA63020  Lotus benthamii L. S. Rose 1950-5-14 50131 San Luis Obispo Calif. highway No. 1. Comment
  UC454689  Lotus purshianus var. purshianus E. P. Unangst 1906-1 San Luis Obispo San Luis Obispo Comment
  RSA43234  Lotus scoparius Robert F. Hoover 1946-7-21 6240 San Luis Obispo North end of Morro Bay Comment
  RSA43236  Lotus scoparius var. scoparius Robert F. Hoover 1946-6-28 6199 San Luis Obispo Oak Park District. Comment
  SEINET3560023 Image available Lotus strigosus B. E. Miossi, H. J. Miossi 1940-3-20 236 San Luis Obispo 1 mile N of San Luis Obispo and 300 yards from San Luis Creek 76 Comment
  UCR159308  Lotus wrangelianus George K. Helmkamp, E. A. Helmkamp 2005-4-22 9394 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  SBBG107919  Lupinus C. B. Hardham 1962-3-24 8930 San Luis Obispo intersection of Shell Crk and Camatta Rds, E of Creston Comment
  RSA0061159  Lupinus albifrons Daisie Huang 2009-6-7 09060701 San Luis Obispo Lopez Lake Rd, overlooking the lake. 47 Comment
  SBBG17714  Lupinus albifrons D. Emery 1950-3-23 San Luis Obispo Cal-Poly Campus Comment
  UC1129292  Lupinus albifrons C. M. Belshaw 1936-3-19 1647 San Luis Obispo 0.5 mi ne Santa Manuela School (near Plot 13); Nipomo Quad. 167 Comment
  SBBG25195  Lupinus albifrons D. Myrick 1966-3-24 1311 San Luis Obispo San Simeon Crk Rd, 3 mi back from ocean Comment
  UC564124  Lupinus albifrons Roxana S. Ferris 1935-3-28 9076 San Luis Obispo summit of Cholame-Simmler Road about 11 mi n Simmler; n of Simmler Comment
  SBBG56186  Lupinus albifrons var. albifrons E. R. Blakley 1985-2-3 7301 San Luis Obispo Painted Rock 609 Comment
  OBI19299  Lupinus arboreus Robert F. Hoover 1964-6-13 9095 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  UC1334655  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 d San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  UCR8314  Lupinus arboreus B. Freeman 1968-8-11 s.n. San Luis Obispo 1 mi N of Oceano on Calif. Route 1; vacant lot just south of a crossroad, beside a railroad track running parallel to Route 1 4 Comment
  SEINET10488463  Lupinus arboreus Duane Isely 1965-5-26 Isely 9557 San Luis Obispo Abundant, roadside and fields along us 101, ca 20 miles s san luis obispo. Flowers yellow; plants bushy branching; 2-4 ft high Comment
  UCD106639  Lupinus arboreus S. P. Lynch 1974-4-20 455 San Luis Obispo San Luis Obispo County: on the Nipomo Mesa on St. Hwy. 1 south of Arroyo Grande. Comment
Read comments
Apr 1 2012
  OBI57835  Lupinus bicolor David J. Keil 1998-3-27 26473 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI60776  Lupinus bicolor David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  OBI12859  Lupinus bicolor Robert F. Hoover 1966-4-20 9812 San Luis Obispo 2 mi S of Atascadero, on old hwy 101 Comment
  UC126962  Lupinus bicolor L. Jared 1822-3-4 San Luis Obispo South Coast Ranges Comment
  SEINET10484959  Lupinus bicolor var. trifidus Timothy Reeves, Donald J. Pinkava 1974-3-20 Reeves 11841 San Luis Obispo Coastal sage zone bordering Morro Bay salt marsh. Comment
  UC73238  Lupinus chamissonis Miss M. Alice King June, 1895 San Luis Obispo Arroyo Grande Comment
  UCSB51383  Lupinus chamissonis Helmkamp, G. 1973-8-8 San Luis Obispo Baywood Park Comment
  JEPS65057  Lupinus concinnus L. Jared 1896-5-16 San Luis Obispo Estrella Comment
  UC1314931  Lupinus concinnus R. F. Hoover 1967-5-5 10522 San Luis Obispo ridge nw Cuesta Pass; nw of Cuesta Pass Comment
  SBBG108056  Lupinus formosus C. B. Hardham 1957-5-3 2036 San Luis Obispo South Rd to Adelaida, 3 mi W of Paso Robles Comment
  SBBG108224  Lupinus formosus C. B. Hardham 1958-6-1 3535 San Luis Obispo fields W of Templeton near bridge over Santa Rita Crk Comment
  UCR161346  Lupinus hirsutissimus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9056 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills; 3.0 mi west of Los Osos Valley Road 140 Comment
  UCD108119  Lupinus latifolius G. K. Helmkamp; E. K. Helmkamp 2001-4-29 6588 San Luis Obispo San Luis Obispo County: Irish Hills; Clark Valley Road; 4.2 mi S of Los Osos Valley Rd. (east of Los Osos). 274 Comment
  UCR103809  Lupinus latifolius George K. Helmkamp 1997-3-8 1452 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
  UC1315088  Lupinus latifolius var. latifolius R. F. Hoover 1967-2-18 10218 San Luis Obispo Diablo Canyon; San Luis Range, Diablo Canyon Comment
  SBBG96068  Lupinus latifolius var. latifolius D. Keil 1986-6-7 19639 San Luis Obispo Los Osos, along Los Osos Crk downstream from end of Calle Cordoniz and on slopes between Calle Cordoniz and the crk bed Comment
  OBI19289  Lupinus ludovicianus Robert F. Hoover 1949-5-17 7702 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  CDA27474  Lupinus microcarpus T. C. Fuller 1967-5-11 15822 San Luis Obispo East side of road, Palo Prieto Canyon, 1.8 miles south of Highway 46 just west of Cholame. 0 Comment
  OBI79390  Lupinus microcarpus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31645 -1 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
  RSA659060  Lupinus microcarpus R. Riggins 1979-5-12 1177 San Luis Obispo Nacimiento Road 0.6 mi N Nacimiento Dam. Comment
  OBI48273  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-7 1148 San Luis Obispo Roadside Pozo Rd, 13.5 mi E jct with hwy 58 and 0.7 mi W Salinas River bridge at Pozo Comment
  RSA659040  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-12 1180 San Luis Obispo Wellsona Road just S of junction with River Road, N Pasa Robles. Comment
  SBBG114041  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-6 1160 San Luis Obispo USFS rd paralleling Salinas River 0.6 mi NW of locked gate, ca. 1.5 mi E Pozo Rd, 3.3 mi W American Cyn Cyn Rd Comment
  UC15927  Lupinus microcarpus var. densiflorus Mrs. Blochman May 1893 San Luis Obispo Comment
  SD121778  Lupinus microcarpus var. glareosus Dara Emery 1950-4-14 San Luis Obispo Carrizo Plains, Panorama Point, flat, sandy dry wash Comment
  OBI12882  Lupinus microcarpus var. horizontalis Robert F. Hoover 1966-3-30 9782 San Luis Obispo First large cyn N of Crocker Grade, W side of Temblor Range Comment
  OBI56799  Lupinus microcarpus var. horizontalis Rhonda Riggins 1979-5-5 1155 San Luis Obispo Elkhorn Trl Rd (Co 285) 4.8 mi SE Hurricane Rd. W slopes Temblor Range Comment
  SBBG114105  Lupinus microcarpus var. horizontalis R. Riggins 1979-4-22 1158 San Luis Obispo Temblor-Soda Lake Rd (Co 285) 6.9 mi S Hwy 58, 0.3 mi N Elkhorn Trail Rd Comment
  SBBG114107  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1138 San Luis Obispo head of Crocker Cyn, Hurricane Rd, 0.9 mi NE jct with Co Rd 285 Comment
  OBI12830  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-4-20 9831 San Luis Obispo 5 mi E of Creston on La Panza Rd 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
  SBBG82165  Lupinus microcarpus var. microcarpus C. F. Smith 1950-4-27 2676 San Luis Obispo ranch headquarters of Pinole Land and Cattle Co., SW of Yeguas Mtn Comment
  SBBG9205  Lupinus microcarpus var. microcarpus C. B. Hardham 1959-5-19 4671 San Luis Obispo ridge between Franklin Crk and Las Tablas Crk Comment
  UC1129586  Lupinus microcarpus var. microcarpus A. Lewis 1932-3-19 51 San Luis Obispo 2 1/2 mi n San Miguel; San Miguel Quad. Comment
  CDA27510  Lupinus microcarpus var. microcarpus R. Riggins 1978-4-28 1141 San Luis Obispo Just west of San Juan Creek at Highway 58. 0 Comment
  CDA27523  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-6 1162 San Luis Obispo USFS road 2.0 miles southeast of Avenales Guard Station, 0.3 mile northwest of Escondido Road. 0 Comment
  JEPS13555  Lupinus microcarpus var. microcarpus Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5181 San Luis Obispo along dirt road 3.3 mi e Paso Robles airport (Sherwood Field) (above Huerhuero Creek); above Huerhuero Creek 243 Comment
  OBI28715  Lupinus microcarpus var. microcarpus Robert J. Rodin 1965-3-28 7125 San Luis Obispo In bed of San Juan Crk, La Panza Range, E of Pozo Comment
  OBI48428  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1143 San Luis Obispo Roadside and fenced are adj oak woodland Atascadero-Creston Rd, 1 mi E Homestead Rd, 1.9 mi E Templeton Rd Comment
  OBI48432  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1144 San Luis Obispo Huerhuero-La Panza Rd 0.2 mi NW Hwy 58 Comment
  OBI48462  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1177 San Luis Obispo Roadside. Nacimiento Rd, 0.6 mi N Nacimiento Dam Comment
  OBI59136  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-23 1133 San Luis Obispo Hwy 166, 0.8 mi W Twin Rocks, 3.1 mi E Sierra Madre Rd Comment
  SBBG114123  Lupinus microcarpus var. microcarpus R. Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Rd just E jct with Cypress Mtn Rd Comment
  UCSB46822  Lupinus microcarpus var. microcarpus Swanson, D. 1978-4-21 San Luis Obispo Calif. 46, 8 miles east of Cambria in Santa Lucia Range 365 Comment
  OBI75845  Lupinus nanus Al Lindholm 1971-4-11 164 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. Ridge top E of Geode Mtn. E slope of Geode Mtn 520 Comment
  RSA0070021  Lupinus nanus Daisie Huang 2006-4-13 06041327 San Luis Obispo Hi Mtn Rd., w of Upper Lopez Canyon. 168 Comment
  SBBG17740  Lupinus nanus D. Emery 1950-3-31 San Luis Obispo La Panza area Comment
  UCSB50685  Lupinus nanus Ochs, Clifford 1980-5-15 San Luis Obispo NW side of Pozo Road, five miles NE of Lopez Reservoir, two miles NE of Arroyo Grande Forest Station 457 Comment
  JEPS65357  Lupinus nanus W. L. Jepson 1928-4-28 12685 San Luis Obispo near Edna Comment
  SEINET10490082  Lupinus nanus subsp. latifolius David B. Dunn, Howard Brown 1946-5-17 Dunn 2642 San Luis Obispo Collected on flat low grassland within 1200 ft of the ocean and 12.6 mi n of San simeon on hwy 1. Seed sent to nowacki. Comment
  SBBG17708  Lupinus sparsiflorus R. F. Hoover 1951-4-15 8046 San Luis Obispo Stoney Crk Comment
  OBI80464  Lupinus succulentus David J. Keil 2015-2-14 32633 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 200 Comment
  OBI28799  Lupinus truncatus Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 743 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna River crosses the rd Comment
  OBI78147  Lupinus truncatus Russell Gorman 1956-4-6 45 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  UCR140385  Lupinus truncatus George K. Helmkamp 2004-3-15 8373 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  CAS-BOT-BC441356  Luzula subsessilis Lewis S. Rose 1936-3-19 36075 San Luis Obispo Cambria 30 Comment
  CAS-BOT-BC441357  Luzula subsessilis R. F. Hoover 1968-4-20 11074 San Luis Obispo Cambria Comment
  OBI13082  Lysimachia arvensis Hans Wilgenburg 1977-8-11 22 San Luis Obispo Cal Poly campus Comment
  SBBG110233  Lythrum hyssopifolia C. B. Hardham 1957-7-22 2479 San Luis Obispo Graves Crk, near Del Rio Rd, Atascadero Comment
  RSA0011326  Lythrum hyssopifolia Robert F. Hoover 1969-7-19 11502 San Luis Obispo South of Pismo Creek near Pismo Beach. Comment
  CAS-BOT-BC343316  Madia gracilis G. F. Hrusa 1995-5-28 12206 San Luis Obispo Black Butte Research Natural Area. At E base of Ridge 2 500 Comment
  UCR91840  Madia gracilis George K. Helmkamp 1996-5-25 1061 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
  CAS-BOT-BC343317  Madia gracilis Clare B. Hardham 1956-5-6 622 San Luis Obispo Santa Lucia Mountains. Near Hill Lop [?] Ranch, Adelaida Road Comment
  CAS-BOT-BC345098  Madia sativa Bruce G. Baldwin 1986-7-6 612 San Luis Obispo Cambria, 0.4 mile north of junction with California State Highway 1 along Main Street Comment
  CAS-BOT-BC345099  Madia sativa Clare B. Hardham 1956-8-15 1187 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  OBI35400  Madia sativa Helen Jones 1982-8-7 95 San Luis Obispo Piedras Blancas Point, N of main road behind foredune. Next to the fence on hwy 1 Comment
  RSA117745  Madia sativa S. Carlquist 1956-6-27 403 San Luis Obispo 1.2 miles south of Harmony Comment
  SBBG4662  Malacothamnus jonesii C. B. Hardham 1957-5-31 2035 San Luis Obispo Chimney Rock Ranch, south rd to Adelaida Comment
  UC1602142  Malacothamnus jonesii T. M. Hendrix 1937-6-4 250 San Luis Obispo 5 mi nw El Dorado School; Pozo Quadrangle Comment
  CAS-BOT-BC345436  Malacothrix clevelandii R. F. Hoover 1950-5-6 7882 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  CAS-BOT-BC345437  Malacothrix clevelandii R. F. Hoover 1950-5-6 7882 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  OBI66368  Malacothrix floccifera David J. Keil 1997-4-19 26216 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  SD44630  Malacothrix glabrata Darley F. Howe 1951-5-5 2131 San Luis Obispo San Luis Obispo Co. 700 Comment
  POM362345  Malacothrix incana E. A. Purer 1932-8-28 s.n. San Luis Obispo Oceano. Comment
  RSA517421  Malacothrix phaeocarpa Steven A. Junak, Davis 1990-5-17 4350 San Luis Obispo Near N edge of Cuesta Ridge Botanical Area, along private dirt road on Ames property at 8770 Tassajera Creek Rd. 1.8 miles W of Hwy 101 and 0.3 miles S of Tassajera Creek Rd. 494 Comment
  OBI62666  Malosma laurina Jason Dart, Cletis England 2003-5-8 D 194 San Luis Obispo Located on hilltop on Lot 24 of the subdivision of lots B, C, and F on the Corbett Tract, Arroyo Grande. This parcel is located on Badger Canyon rd. 1.5 miles up Corbett Canyon rd. from the intersection of hwy 227. 127 Comment
  OBI12374  Malva assurgentiflora Tracey & Viola Call, Viola Call 1962-7-22 2146 San Luis Obispo Cayucos. Near coast in open field near stream (Boyle Lumber co) 6 Comment
  OBI78633  Malva parviflora David J. Keil 2013-8-28 31971 San Luis Obispo Morro Bay State Park. Morro Bay Marina parking area 3 Comment
  OBI44930  Malva pseudolavatera David J. Keil 1984-7-20 18314 San Luis Obispo Arroyo Grande. 0.6 mi from E. Cherry Rd on Branch Mill rd Comment
  OBI53138  Malvella leprosa Lynne Dee Oyler 1988-8-31 588 San Luis Obispo Moodshadow Ranch, equestrian. 215 acres on SE corner of 46 and hwy 1. Includes Perry crk Comment
  CDA13607  Marah fabacea G. F. Hrusa, T. D. Wilfred 1997-3-12 13636 San Luis Obispo Carrizo Plain; About 2 mi. S. of Washburn Ranch on W side of Soda Lake Rd. Comment
  OBI14830  Marah fabacea Robert F. Hoover 1947-2-5 6605 San Luis Obispo 1 mi N of Hazard Cyn Comment
  OBI62106  Marah fabacea P. A. Holden 1968-4-14 151 San Luis Obispo 5 mi E of Santa Margarita on hwy 58 Comment
  SBBG118276  Marsilea vestita B. Schafer 2001-4-25 San Luis Obispo just off Bee Rock Rd; Camp Roberts Range Y Comment
  OBI3951  Matricaria discoidea Elizabeth Rudd 1971-3-30 185 San Luis Obispo 3 mi NE of Santa Margarita Comment
  OBI4256  Matthiola incana John Kelly 1970-5-21 25 San Luis Obispo Garden on Church St, San Luis Obispo Comment
  CAS-BOT-BC422732  Meconella denticulata R. F. Hoover 1947-4-20 7062 San Luis Obispo Sycamore Creek, west slope of La Panza Range Comment
  OBI12800  Medicago lupulina Robert F. Hoover 1953-5-28 8323 San Luis Obispo Lopez Cyn 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
  OBI36961  Medicago polymorpha Eric Wise 1983-10-16 1821 San Luis Obispo Ortega Spring. One mi S of Hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieta Cyn. 2 coll: one at spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  RSA195464  Medicago polymorpha Duane Isely 1965-5-26 9575 San Luis Obispo State #1, immediately south of Cambria. Comment
  HSC91737  Melica imperfecta Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  OBI81288  Melica imperfecta David J. Keil 2015-2-21 32671 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  UCD34866  Melica imperfecta Beecher Crampton 1964-5-20 7004 San Luis Obispo San Luis Obispo County, ca. 11 miles N.W. of Templeton, Klau Mine area. Comment
  OBI2616  Melica torreyana Larry E. Brown 1971-4-6 1934 San Luis Obispo In Poly Cyn near the campus in San Luis Obispo Comment
  OBI32304  Melica torreyana David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14399 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCSB16246  Melica torreyana Hardham, Clare 1958-5-13 San Luis Obispo Santa Lucia Mountains; Cerro Alto Comment
  UC454049  Melica torreyana I. J. Condit 1910-4-17 San Luis Obispo near San Luis Obispo (rocky hillsides, n Calif. Poly. School) 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
  OBI81010  Melilotus indicus David J. Keil 2015-2-14 32592 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  UC1953299  Melilotus indicus Anthony Baniaga with Daniel Chavez 2010-3-14 63 San Luis Obispo Tierra Redonda Mountain. Edge of blue oak woodland along Oak Shores Road. Comment
  CDA43359  Melissa officinalis David J. Keil, Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, Craig Jacobsen 2012-6-28 31397 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road. Comment
  JEPS99350  Mentha pulegium Clare B. Hardham 1958-9-17 3847 San Luis Obispo Santa Rita Creek Santa Lucia Mountains Comment
  POM274586  Mentzelia affinis Lyman Benson 1932-5-9 3566 San Luis Obispo Upper Cuyama Valley; Temblor Mt. Range, Santa Maria River Watershed; South Slope; Kern Co. Line 610 Comment
  OBI78838  Mentzelia micrantha Michael Walgren 2014-4-30 401 San Luis Obispo San Luis Range along the PG&E access road above Wild Cherry Canyon 359 Comment
  RSA0089861  Mentzelia micrantha Dean Wm. Taylor 2003-5-5 18509 San Luis Obispo La Panza Range: Highway 58 in Calf Canyon 0.5 miles East of junction, Highway 229, hillslopes north of the road. 381 Comment
  SBBG69252  Mentzelia pectinata J. Hopkins 1952-4-20 San Luis Obispo hwy from McKittrick to Santa Margarita, ca. 4 mi out toward Soda Lake Comment
  SFV16313  Mentzelia pectinata P. M. Schiffman 1993-4-25 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Elkhorn Plain, roadcut along Elkhorn Road, 7.8 miles from intersection with Simmler Road. 800 Comment
  UC57592  Mentzelia pectinata J. H. Barber 1901-3-23 a 17 San Luis Obispo Paso Robles Comment
  OBI12458  Mentzelia pectinata Robert F. Hoover 1947-3-30 6834 San Luis Obispo Fernandez Crk on La Panza-Shandon Rd Comment
  UC1315005  Mentzelia pectinata E. McMillan 1952-4-1 33 San Luis Obispo 7 m s and 15 m e Shandon (Choice Valley) Comment
  OBI78469  Micranthes bryophora Joy Nishida, Melissa Luckow 1983-3-10 539 San Luis Obispo American Cyn. 1.2 mi S of Campground 506 Comment
  UCSB16830  Micranthes californica Fox, Lynn 1963-3-2 San Luis Obispo 2 miles southwest of Buena Vista Mine, 13.2 miles west of U.S. Highway 101 on Mountain Springs Road, Paso Robles 457 Comment
  OBI25000  Micropus californicus var. californicus David J. Keil, Dirk Walters 1980-4-26 13876 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso robles Comment
  OBI37610  Micropus californicus var. californicus David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15797 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  OBI39682  Micropus californicus var. californicus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15999 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
  CAS-BOT-BC348715  Microseris bigelovii Alice Eastwood; John Thomas Howell 1938-6-15 5967 San Luis Obispo Between Cambria and San Simeon Comment
  JEPS35301  Microseris douglasii subsp. douglasii R. F. Hoover 1950-4-21 7844 San Luis Obispo s Toro Creek (between Morro Bay and Cayucos) Comment
  SBBG96858  Microseris douglasii subsp. douglasii D. A. Young, S. Junak, T. Ayers 1989-4-27 1955 San Luis Obispo ca. 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical Area Comment
  UC573522  Microseris douglasii subsp. douglasii P. L. Johannsen 1937-5-3 1088 San Luis Obispo 2 1/8 mi se Painted Rock Ranch; McKittrick Quad. 594 Comment
  UC1979368  Microseris douglasii subsp. douglasii David Keil with Kathleen A. Keil 1998-5-10 27162 San Luis Obispo Hillside above of Lizzie Street above SLO High School. Comment
  OBI66940  Microseris douglasii subsp. tenella David J. Keil, with Kathleen A. Keil 2001-4-20 29371 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46. Vicinity of 35.71380 deg. ? x 120.26716 deg. W 421 Comment
  UCSB16194  Mimulus androsaceus Hardham, Clare 1963-5-3 San Luis Obispo Atascadero Comment
  JEPS35327  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1964-6-5 8905 San Luis Obispo ridge se Cuesta Pass Comment
  OBI9490  Mimulus aurantiacus var. aurantiacus H. E. McMinn 1945-5-12 5479 San Luis Obispo About 1/2 mi beyon Atascadero Lake on road to Morro Bay Comment
  OBI9496  Mimulus aurantiacus var. aurantiacus Russell Gorman 1956-5-17 57 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI9503  Mimulus aurantiacus var. aurantiacus Mrs. R. F. Hoover 1962-1-13 10 San Luis Obispo Arroyo Grande Comment
  OBI9506  Mimulus aurantiacus var. aurantiacus Robert F. Hoover 1969-7-18 11484 San Luis Obispo Price Cyn Comment
  UC1063585  Mimulus aurantiacus var. aurantiacus B. Bolt 1936-1-21 556 San Luis Obispo 1st peak nw Cerro San Luis Obispo; San Luis Obispo Quadrangle Comment
  UC1314917  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1967-4-12 10438 San Luis Obispo Upper Arroyo Grande Comment
  OBI35579  Mimulus aurantiacus var. aurantiacus S. M. Inman 1983-5-14 48 San Luis Obispo Pecho Study Site, 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt road after "deer " sign, to S of dirt road 49 Comment
  OBI9493  Mimulus aurantiacus var. aurantiacus B. A. Smith 1966-5-14 81 San Luis Obispo About 3/4 mi S on Clark Cyn rd from Los Osos Valley rd Comment
  UC1392786  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1969-5-20 11313 San Luis Obispo 5 mi w Paso Robles (on Adelaida road); Santa Lucia Range Comment
  UCD122678  Mimulus guttatus G. F. Hrusa 1995-5-28 12234 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. SE base of Peak 3. 500 Comment
  OBI64119  Mimulus guttatus David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29324 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  UC639032  Mimulus microphyllus B. E. and H. J. Miossi 1940-4-20 255 San Luis Obispo 1 mi n San Luis Obispo (along Highway 101) 76 Comment
  UCD67279  Mimulus rattanii G. F. Hrusa; D. Ragan 1995-6-20 12373 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. At summit of ridge below Peak 1. 600 Comment
  UCSB17358  Mimulus rattanii Hardham, Clare 1961-4-26 San Luis Obispo Franklin Creek west of Adelaida Comment
  OBI32395  Minuartia douglasii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16042 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts. NE side of mountain on hillside above cypress swamp Comment
  IRVC28930  Mirabilis jalapa G. K. Helmkamp 2003-10-8 8203 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 Comment
  OBI31776  Modiola caroliniana Turnquist, Smeltzer 1982-7-23 184 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  CAS-BOT-BC219863  Monardella breweri subsp. breweri R. F. Hoover 1952-5-25 8229 San Luis Obispo Caliente Mt. Comment
  POM186375  Monardella crispa Thomas Craig 1933-7-3 1889 San Luis Obispo 1-3 miles south of Pismo Beach. 6 Comment
  SEINET10895196  Monardella crispa A. Graff 1993-7-8 Graff 157 San Luis Obispo Nipomo Dunes. On the right side of the road to the ocean, in a dip between 2 hills. Locally frequent on the north-facing slope that runs down to the creek. Need permission from the Nature Conservancy to collect. With Juncus sp., Salix sp., Eriophyllum stachaedifolium, Achillea millefolium, Lupinus sp. Mid-bloom. Bombus sp. Comment
  RSA140079  Monardella palmeri Clare B. Hardham 1960-6-17 6146 San Luis Obispo Santa Lucia Mountains; head of San Carpoforo Comment
  OBI13642  Monardella undulata subsp. crispa Robert F. Hoover 1950-5-13 7910 San Luis Obispo Near Oso Flaco Lake 500 Comment
  OBI53901  Monardella undulata subsp. crispa Arthur W. Hazebrook 1992-11-14 168 San Luis Obispo Nipomo dunes Complex, Big Coreopsis Hill, trl adj to riparian corridor 300 Comment
  SBBG45518  Monardella undulata subsp. crispa L. W. Edge 1972-5-31 192 San Luis Obispo N of Oso Flaco Lake Comment
  UCR38979  Monardella undulata var. frutescens R. J. Rodin 1970-9-10 8443 San Luis Obispo Pacific Coast, Pismo Beach State Park 6 Comment
  OBI13599  Monardella villosa subsp. obispoensis Robert F. Hoover 1946-8-18 6304 San Luis Obispo 5 mi W of Pozo Comment
  RSA232093  Monardella villosa var. obispoensis C. W. Tilforth, John Dourley 1972-8-23 642 San Luis Obispo Cuesta Ridge, W of Cuesta Grade Summit, c. 8 mi N of San Luis Obispo 549 Comment
  CAS-BOT-BC349544  Monolopia lanceolata R. F. Hoover 1967-3-27 10280 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  OBI18739  Monolopia lanceolata Dieter H. Wilken 1965-3-27 133 San Luis Obispo Crocker grade, W slope of the Temblor range 762 Comment
  UC1069970  Monolopia lanceolata T. M. Hendrix 1937-4-22 59 San Luis Obispo 3.0 mi ne Huerherto School; Pozo Quad. 518 Comment
  UCD78268  Monolopia lanceolata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4613 San Luis Obispo San Luis Obispo Co.: Carrizo Plain. Along Soda Lake Road south of the visitors center. Not certain of exact location. Lat/Long and elevation estimated from Hrusa 15688 at the CCH website. 792 Comment
  OBI18716  Monolopia lanceolata Neil Havlik 1968-4-6 139 San Luis Obispo Crocker grade, SE of Soda lake Comment
  SBBG109821  Monolopia lanceolata C. B. Hardham 1957-3-24 1556 San Luis Obispo Chalk Rock, Peachy Cyn, W of Paso Robles Comment
  SBBG28001  Monolopia stricta A. Eastwood, J. T. Howell 1937-4-29 4117 San Luis Obispo near Soda Lake Comment
  OBI37713  Morella californica David J. Keil 1980-3-1 13699 San Luis Obispo Nipomo Dunes in vicinity of Oso Flaco Lake Comment
  CAS-BOT-BC109024  Mucronea californica R. F. Hoover 1964-6-6 8975 San Luis Obispo Los Osos. Comment
  SBBG1400  Mucronea californica C. B. Hardham 1958-5-31 3465 San Luis Obispo North Traffic Way, Atascadero Comment
  RSA115518  Mucronea californica E. C. Twisselmann 1955-6-10 2132 San Luis Obispo Vaquero Water Canyon. 488 Comment
  RSA279632  Mucronea perfoliata James L. Reveal 1978-6-25 4763 San Luis Obispo Along California Highway 58, 0.6 mile east of the San Juan river bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff. 534 Comment
  CAS-BOT-BC415974  Mucronea perfoliata Alice Eastwood 1902-6-14 s.n. San Luis Obispo La Panza, near the boundary between Santa Barbara and San Luis Obispo Counties Comment
  UCD87003  Muhlenbergia rigens A. A. Beetle 1942-6-25 3632 San Luis Obispo San Luis Obispo County: 2 miles east of Santa Margarita. Comment
  OBI78782  Myoporum laetum David J. Keil 2013-9-4 32022 San Luis Obispo Morro Bay State Park. South of Los Osos Middle School sports fields. 21 Comment
  UC1953313  Myosotis latifolia David Keil 1999-3-14 28212 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. Comment
  OBI66519  Myosurus minimus David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26293 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
  OBI21455  Narcissus tazetta Robert E. Holden 1962-12-20 2 San Luis Obispo Dalidet Adobe Comment
  SBBG21547  Nassella cernua E. C. Twisselmann 1964-5-2 9267 San Luis Obispo summit of Palo Prieto Cyn 670 Comment
  POM296114  Nassella cernua Lyman Benson 1934-4-14 5790 San Luis Obispo Cuyama Valley, Temblor mt. range, Cuyama River watershed, 44 mi west of Maricopa 610 Comment
  CAS-BOT-BC260013  Nassella lepida Alice Eastwood; John Thomas Howell 1936-5-6 2212 San Luis Obispo Chorro Creek Comment
  RSA18217  Nassella pulchra C. B. Wolf 1929-4-16 3633 San Luis Obispo Coast Road, 8 miles north of Cayucos. Comment
  UC33712  Nassella pulchra Joseph Burtt Davy 1901-5 7582 San Luis Obispo Rancho Asuncion Templeton Comment
  UCSB51269  Nassella pulchra Ferren, Wayne 1984-4-18 San Luis Obispo Upper Campground Area, San Simeon State Beach 60 Comment
  IRVC29630  Nasturtium gambelii Nancy LaGrille 2006-3-16 s.n. San Luis Obispo Oso Flaco Lake State Vehicular Recreation Area nursery at Park Headquarters. Central Coastal 12 Comment
  SD241783  Nasturtium gambelii Mark A. Elvin, Ronnie Click, Ben Wagner, Erin Shapiro 2010-7-29 6451 San Luis Obispo Central Coast: Oso Flaco Lake, Guadalupe Dunes, west side of lake, 5 meters south of causeway. 3 Comment
  CDA21185  Nasturtium officinale S. Vongsackda 2007-5-22 PDR 1366930 San Luis Obispo South Coast Ranges; Villa Creek, 1.7 mi E of Hwy 1. 0 Comment
  UCD115378  Nasturtium officinale Malcolm A. Nobs; S. Galen Smith 1949-6-23 851 San Luis Obispo San Luis Obispo County: Oso Flaco Lake, 4 miles northwest of Guadalupe. Comment
  OBI14962  Nasturtium officinale P. J. Justen 1966-4-30 25 San Luis Obispo W side of the Cal Poly's Swine Unit 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
  UC1124084  Navarretia atractyloides H. C. Lee 1937-5-26 1007 San Luis Obispo 1.5 mi ne Creston; Paso Robles Quad. 350 Comment
  OBI11345  Navarretia atractyloides Robert F. Hoover 1965-9-7 9528 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  OBI39954  Navarretia atractyloides David J. Keil, Eric Wise 1983-8-30 17917 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI42348  Navarretia atractyloides David Keil 1986-5-28 19607 San Luis Obispo Ca. 1/4-1/2 mi W from jctn with Parkhill Rd along Las Pilitas Rd Comment
  OBI45347  Navarretia atractyloides David Keil, Eric Wise 1982-7-2 16297 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  OBI30983  Navarretia hamata subsp. parviloba Julie M. Vanderwier 1978-5-5 8 San Luis Obispo Very common in roadsides in Chaparral on Indian Knob itself. Comment
  OBI83507  Navarretia hamata subsp. parviloba Dave Imper 1977-4-28 126 San Luis Obispo Price Canyon Tarsands Project. Project location 1 mile SW of Highway 227 on Price Canyon road. 76 Comment
  UC1124114  Navarretia jaredii H. C. Lee 1937-5-10 921 San Luis Obispo 2 mi se San Miguel; San Luis National Forest, Paso Robles Quad. 228 Comment
  UC577927  Navarretia jaredii P. L. Johannsen 1937-5-28 1171 San Luis Obispo 1 mi sw Chimeneas Ranch; McKittrick Quad. 822 Comment
  CAS-BOT-BC230444  Navarretia mitracarpa Clare B. Hardham 1956-5-5 599 x San Luis Obispo R. S . [Maxey?] Ranch, Cholame Comment
  SBBG125686  Navarretia nigelliformis B. Schafer 1999-5-29 San Luis Obispo Range Y, LCTA plot 133, USGS Bradley Quad; Camp Roberts Comment
  UC84842  Navarretia nigelliformis L. Jared 1891-1 San Luis Obispo Goodwin, San Luis Obispo Co. Comment
  SBBG117966  Navarretia nigelliformis subsp. radians E. Painter, M. Wetherwax, K. Downing, C. Bratt 2000-5-17 CR 100 San Luis Obispo near N end of MacMillan airstrip, near Generals Rd; Camp Roberts 150 Comment
  CAS-BOT-BC230488  Navarretia nigelliformis var. nigelliformis Clare B. Hardham 1960-4-18 5451 San Luis Obispo 1 mile N of Creston Comment
  UC1276317  Nemacladus ramosissimus R. F. Hoover 1947-4-20 6972 San Luis Obispo Pilitas Creek District Comment
  OBI77727  Nemophila menziesii C. Woods 1978-3-1 8 San Luis Obispo Carrizo Plain, 1 mi S of the jctn of hwy 58 and Sim soda lake san diego cr rd Comment
  SBBG34892  Nemophila menziesii var. menziesii Mrs. R. W. Summers -May-1889 San Luis Obispo Morro Valley Comment
  OBI72809  Nuttallanthus texanus Michael Walgren 2010-4-15 121 San Luis Obispo Morro Bay State Park, at the E terminus of Pismo Ave in Los Osos. This newer acquisition parcel is located S of Pismo Ave and abuts several homes. The parcel is known as "Powell III" Near Pismo Ave, near a stand of Quercus agrifolia Comment
  OBI10145  Oemleria cerasiformis Robert F. Hoover 1962-2-23 51 San Luis Obispo Cambria Pines Comment
  SD79833  Oenanthe sarmentosa Helen V. Witham 1969-9-27 504 San Luis Obispo Montana de Oro State Park. 0 Comment
  UCR148813  Ononis alopecuroides G. Fred Hrusa, G. Perez, J. Parks 1998-7-21 14732 e San Luis Obispo Central California, c. 0.1 ha in 0.4 ha partially irrigated pasture Comment
  OBI58949  Opuntia David J. Keil 1998-4-15 26738 San Luis Obispo S edge of Nipomo Mesa, 1.8 mi E of Division St. on Riverside Rd. Comment
  OBI80113  Opuntia ficus-indica David J. Keil 2012-7-18 31469 San Luis Obispo South base of Nipomo Mesa, west of Nipomo 48 Comment
  OBI6214  Opuntia ficus-indica Malcolm G. McLeod 1973-11-17 1254 San Luis Obispo In open horse pasture about 20 m N of MGM 1255 Comment
  POM274443  Opuntia phaeacantha Lyman Benson 1934-4-14 5797 San Luis Obispo Temblor Mt Range, Cuyama River Watershed. 610 Comment
  CDA41916  Orobanche californica subsp. californica Austin Griffiths, B. Garner, D. Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; immed. SE of Shark Inlet, Morro Bay. Comment
  SBBG80620  Orobanche californica subsp. grandis C. F. Smith 1975-7-17 10931 San Luis Obispo ca. 1 mi N of mouth of Santa Maria Comment
  OBI66211  Orobanche fasciculata David J. Keil 1985-6-19 18868 San Luis Obispo Hills S of Los Osos. Sand roads and trails above Broderson Ave, E of Cabrillo Estates subdivision Comment
  OBI40949  Orobanche uniflora var. purpurea David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18129 San Luis Obispo Ca. 1 mi NW from turnoff to Agua Escondido and Stony Crk on San Jose-Avenales Rd Comment
  RSA201634  Orthocarpus densiflorus Robert F. Hoover 1952-4-10 8113 San Luis Obispo 5 mi S of Simmler, Carrizo Plain. Comment
  RSA140158  Orthocarpus erianthus Clare B. Hardham 1959-3-15 4073 San Luis Obispo Cal Poly campus. The Santa Lucia Mtns. Comment
  OBI33373  Osmorhiza berteroi David J. Keil 1982-3-20 15737 San Luis Obispo San Luis Range in Irish Hills along dirt rd leading from See Cyn rd to Hibberd Preserve Comment
  SBBG5238  Osmorhiza brachypoda C. B. Hardham 1957-4-1 1636 San Luis Obispo Cypress Mtn Comment
  OBI30931  Oxalis latifolia David J. Keil 2010-10-18 30931 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. 60 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
  OBI11851  Oxalis pilosa Robert F. Hoover 1969-7-5 11420 San Luis Obispo Cambria Comment
  UC9345  Paeonia californica Mrs. C. T. Blake 1893-1 San Luis Obispo El Paso de Robles Comment
  UCD102586  Paeonia californica John Hunter 1994-5-10 s.n. San Luis Obispo San Luis Obispo County: N side of Mt. Lowe in Black Butte Research Natural Area, Los Padres Natl. Forest. 548 Comment
  OBI26417  Panicum capillare David J. Keil 1980-9-21 14232 San Luis Obispo 2 mi S of Creston on Calif 229 Comment
  CAS-BOT-BC422821  Papaver californicum R. F. Hoover 1952-5-11 8193 San Luis Obispo At Navajo Camp, La Panza Range. Comment
  OBI11704  Papaver californicum Robert F. Hoover 1947-3-26 6759 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC422848  Papaver rhoeas Ernest C. Twisselmann 1960-5-16 5965 San Luis Obispo Paso Robles: Railroad Depot. 225 Comment
  OBI33070  Parietaria hespera David J. Keil 1983-4-23 16932 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  CDA43471  Paspalum distichum David J. Keil 2012-7-14 31408 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. Comment
  OBI43331  Paspalum distichum Eric Wise 1981-9-29 1218 San Luis Obispo Wittenberg Crk, Lopez lake Comment
  OBI33651  Passiflora mollissima Robert J. Rodin 1965-6-9 7135 San Luis Obispo Cultivated in Morro Bay Comment
  UC1969505  Passiflora tarminiana David Keil 1988-6-23 20795 San Luis Obispo Cambria. Along Plymouth Road just north of junction with Huntington Rd and along Hunting Rd. east of junction with Plymouth Rd. Comment
  JEPS68182  Pectocarya anisocarpa W. L. Jepson 1932-4-3 16216 a San Luis Obispo opposite Panorama Hills; Carrizo Plain 609 Comment
  OBI20871  Pectocarya penicillata Robert F. Hoover 1967-4-5 10354 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 Comment
  CDA19978  Pedicularis densiflora J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres National Forest, Cuesta Ridge East. 0 Comment
  OBI75015  Pedicularis densiflora Michael Walgren 2011-2-12 198 San Luis Obispo Private propoerty onEastern boundary of Morro Bay State Park 80 Comment
  SBBG107990  Pedicularis densiflora C. B. Hardham 1956-3-2 143 San Luis Obispo Cerro Alto Comment
  OBI6209  Pelargonium X hortorum Shirley Vaughan 1974-5-26 20 San Luis Obispo 10 Crandall Way Comment
  OBI47385  Pelargonium grossularioides David J. Keil 1985-3-26 18463 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  UCR29095  Pellaea andromedifolia David J. Keil, D. Walters, R. Riggins, Melissa Luckow, M. G. McLeod 1981-4-11 14382 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  UC410494  Pellaea andromedifolia Alice Eastwood 1928-5-17 15115 San Luis Obispo Charro Creek San Luis Obispo Comment
  OBI79362  Pellaea mucronata David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31646 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. 430 Comment
  UC74862  Pellaea mucronata var. mucronata Mrs. R. W. Summers San Luis Obispo near Avila; Coast Mt Comment
  OBI46146  Pennisetum setaceum Jill MacIntyre, Beth Landy, Julie Sessions 1986-8-5 38 San Luis Obispo Cal Poly campus. Under RR tracks 84 Comment
  CAS-BOT-BC265740  Pennisetum villosum R. F. Hoover 1947-8-20 7390 San Luis Obispo San Luis Obispo, along streets and in vacant lots Comment
  OBI65050  Penstemon centranthifolius Greg Wilvert 2005-4-16 254 San Luis Obispo SE Half of the Caliente Range. 1.8 km NW of Quail Spring Reservoir 957 Comment
  SBBG104917  Penstemon centranthifolius M. D. Proctor, E. A. Young 1993-4-12 ROB 388 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI4779  Penstemon centranthifolius Constance L. Baird 1972-5-6 9 San Luis Obispo Along the Pozo Grade Rd Comment
  NY601666  Penstemon heterophyllus var. australis B. J. Ertter 1989-6-10 8559 San Luis Obispo East side of Black Mountain ca. 20 air miles east-northeast of San Luis Obispo, 3.5 miles from Highway 58 on road to Navajo Campground; dried streambed of McGinnis Creek, La Panza Range. 609.6 Comment
  JEPS97104  Penstemon heterophyllus var. heterophyllus F. L. Johnson and E. A. Young 1993-5-23 ROB 511 San Luis Obispo Twin Bridges on Boyscout Road Camp Roberts Comment
  UC1063642  Pentagramma triangularis subsp. triangularis V. Stackhouse 1937-12-15 89 San Luis Obispo 3 mi wnw Nacimiento Ranch (saddle of ridge); Bradley Quadrangle Comment
  SEINET11808778  Perezia microcephala W. Knight, Knight, I. 1986-1 6370 San Luis Obispo Nacimiento Lake Dr. (county road G-14) Comment
  OBI70775  Perideridia kelloggii David J. Keil 2009-8-17 30632 San Luis Obispo San Luis Obispo. Irish Hills Natural Area above Prefumo Canyon. Lower Mariposa Trail below junction with Bog Thistle Trail. Vicinity of 35 deg. 15.614'N x 120 deg. 564'W 119 Comment
  OBI19657  Peritoma arborea Robert F. Hoover 1947-5-10 7157 San Luis Obispo Cuyama Valley (lower) short distance above Taylor Canyon Comment
  OBI79524  Persicaria amphibia David J. Keil 2012-7-18 31422 San Luis Obispo Oceano. Field next to Oceano Airport on Ocean Street 6 Comment
  SBBG95317  Petunia parviflora E. Wise 1981-9-1 1072 San Luis Obispo Turri Rd, 2.4 mi W of Los Osos Comment
  OBI47508  Phacelia cicutaria var. hispida David J. Keil 1986-5-2 19358 San Luis Obispo Cuesta Ridge East. Turnoff to rd to radio facility of Mt. Loew on Cuesta Ridge rd ca 4 mi from jctn with US Rte 101 671 Comment
  OBI28752  Phacelia ciliata var. ciliata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14496 San Luis Obispo 0.7 mi S of Calif Valley Fire station along Soda Lake rd Comment
  UC575294  Phacelia ciliata var. ciliata David D. Keck and J. Clausen 1935-4-10 3141 San Luis Obispo e side Soda Lake; Carrizo Plains 610 Comment
  OBI13827  Phacelia cryptantha Robert F. Hoover 1958-4-19 8455 San Luis Obispo S of Jawbone Cyn, W edge of Mojave Desert Comment
  UCD120408  Phacelia distans G. F. Hrusa 1992-3-29 10047 San Luis Obispo San Luis Obispo County: Approximately one mile west of the intersection of Highway 1 and Calendar Rd. Comment
  UCD83065  Phacelia distans CNPS SSN-SJV Foothill Team 2008-4-28 90 San Luis Obispo San Luis Obispo County; Carrizo Plains. 743 Comment
  RSA195891  Phacelia distans E. C. Twisselmann 1967-5-8 13010 San Luis Obispo Slope north of Shell Creek. 488 Comment
  RSA67559  Phacelia distans P. A. Munz 1951-4-12 16283 San Luis Obispo Thirteen miles from McKittrick, State Highway 178 towards Simmler, from Temblor Range. 762 Comment
  SEINET5760578  Phacelia distans G. B. Grant 958 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC278784  Phacelia douglasii R. C. Wenk 2007-4-8 605 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge 1310 Comment
  OBI80434  Phacelia douglasii David J. Keil 1985-3-16 s.n. San Luis Obispo Los Osos - Baywood Park area. Vicinity of intersection of South Bay Blvd. and Turri Road and southeastward. 20 Comment
  SBBG97525  Phacelia douglasii C. F. Smith 1950-4-30 2722 San Luis Obispo Twisselmann Rd near Carneros Cyn, Temblor Range 1066 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
  OBI13797  Phacelia douglasii Rimo Bacigalupi, G. T. Robbins & Keith Harrison 1955-5-16 5135 San Luis Obispo Along direct rd from la Panza to Creston, 0.5 mi W of jctn of Commatti cyn rd from Shandon 457 Comment
  OBI53486  Phacelia douglasii Arthur W. Hazebrook 1991-4-19 9 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized duens approx. 30 m up from riparian corridor that runs E-W along the NE facing side of the Hill Comment
  OBI24992  Phacelia egena David J. Keil 1980-4-26 13918 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  RSA659225  Phacelia grisea David J. Keil, R. Riggins 1987-5-11 20145 San Luis Obispo Cuesta Ridge east, along road to radio facility N of Mt. Lowe, ca. 0.35 miles from Cuesta Ridge road and 4 miles from US 101. 732 Comment
  SD71175  Phacelia grisea R. F. Hoover 1951-6-21 7996 San Luis Obispo Rocky Butte Lookout station; Santa Lucia Mountains. Comment
  RSA518216  Phacelia grisea Steven A. Junak, Tina J. Ayers 1989-7-14 4114 San Luis Obispo Cuesta Ridge Botanical Area: extreme north edge of Botanical Area, at end of powerline road 0.4 mile southwest of intersection with Tassajera Creek Road; intersection is 1.8 miles west of Highway 101. 506 Comment
  SBBG104276  Phacelia imbricata M. D. Proctor, E. A. Young 1993-3-21 ROB 310 San Luis Obispo ca. 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI79473  Phacelia nemoralis David J. Keil, with Matt Ritter and Jepson Herbarium Weekend Workshop participants 2012-4-21 31298 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Road southwest of Templeton Comment
  OBI13741  Phacelia ramosissima Robert F. Hoover 1947-7-10 7294 San Luis Obispo Short distance N of N edge of Santa Maria Valley on Guadalupe-Arroyo Grande rd Comment
  UC774476  Phacelia ramosissima var. montereyensis Carl B. Wolf 1941-7-10 10971 San Luis Obispo approx. 2 1/2 air mi e Oso Flaco Lake (or betw. CA Hwy 1 and S.P.R.R.) 30 Comment
  RSA428229  Phacelia tanacetifolia L. S. Rose 1937-4-8 37044 San Luis Obispo Summit of Cottonwood Pass, E of Cholame 579 Comment
  UC1069397  Phacelia tanacetifolia C. M. Belshaw 1936-3-17 1622 San Luis Obispo 2.2 mi se Nipomo (Plot 3); Nipomo Quadrangle 205 Comment
  RSA115467  Phacelia tanacetifolia E. C. Twisselmann 1955-4-6 1818 San Luis Obispo Recruit Canyon 823 Comment
  OBI31238  Phacelia viscida Julie M. Vanderwier 1978-5-18 37 San Luis Obispo Indian Knob Tar Sands Comment
  UC1285019  Phacelia viscida R. F. Hoover 1953-5-28 8326 San Luis Obispo Lopez Canyon Comment
  UCSB32682  Phacelia viscida var. viscida Faraday, Christopher 1978-4-23 San Luis Obispo No Data 213 Comment
  CDA43197  Phalaris canariensis Richard R. Halse 2015-3-24 9364 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. Comment
  POM180548  Phalaris minor Roxana S. Ferris 1929-4-13 7537 San Luis Obispo above ocean between San Luis Obispo and Pismo Comment
  OBI59695  Phalaris paradoxa David J. Keil 2001-5-29 29510 San Luis Obispo Western outskirts of Atascadero in Santa Lucia Mts. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Rd. Ca. 700 acre parcel 549 Comment
  UC1132439  Phalaris paradoxa G. T. Nordstrom 1937-6-20 1360 San Luis Obispo 3.9 mi ne Lime Mtn.; Adelaida Quad. Comment
  OBI59045  Phalaris paradoxa David J. Keil 1998-6-30 27877 San Luis Obispo Carrizo Plain, California Valley, Soda Lake Rd. at junction with Del Rosa Rd. Comment
  JEPS114167  Pholistoma auritum var. auritum E. L. Painter, M. Wetherwax, J. Olson 2002-3-26 SLO- 217 b San Luis Obispo NW side of Cerro Romualdo, along new, manmade, unmapped, illicit trail. Comment
  UCD15620  Pholistoma membranaceum R. B. Kelley 1985-4-14 157 San Luis Obispo San Luis Obispo County: 14.3 miles W of junction of SR 33 with SR 41, on SR 41. 594 Comment
  CAS-BOT-BC141206  Phoradendron serotinum subsp. macrophyllum Ernest C. Twisselmann 1955-3-26 1766 San Luis Obispo San Juan River Valley, 9 1/2 miles S of Shandon. Temblor Range and Western San Joaquin Valley 420 Comment
  OBI30863  Phoradendron serotinum subsp. tomentosum Julie M. Vanderweir 1979-8-26 194 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC257148  Phyllospadix torreyi R. F. Thorne; Percy C. Everett 1963-4-21 31639 San Luis Obispo South end of Morro Bay; Lion Rock, Montana de Oro, Pecho Ranch Comment
  CAS-BOT-BC142221  Physocarpus capitatus Clare B. Hardham 1956-5-30 782 San Luis Obispo Las Tablas Creek, 7X Ranch - Santa Lucia Mountains Comment
  CAS-BOT-BC76995  Pilularia americana Clare B. Hardham 1957-5-12 2216 San Luis Obispo Santa Lucia Mountains - Green's Lake Comment
  SBBG118273  Pilularia americana B. Schafer 2001-4-25 San Luis Obispo 0.5 mi S on tank trail from intersection of Bee Rock and W Perimeter rds, LCTA Plot 133; Camp Roberts 198 Comment
  OBI7588  Pinus attenuata Robert F. Hoover 1946-10-26 6532 San Luis Obispo Summits above (SE of ) Cuesta Pass, among white rock Comment
  CAS-BOT-BC78576  Pinus coulteri Ernest C. Twisselmann 1971-12-9 18551 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
Read comments
May 19 2018
  POM119744  Pinus coulteri Marcus E. Jones 1926-5-11 1882 San Luis Obispo San Luis Obispo. Comment
  RSA176499  Pinus coulteri I. L. Wiggins 1932-3-22 5833 San Luis Obispo Steep ridge above lower part of Cuesta Grade. The ocean can be seen very clearly from this point. 488 Comment
  UC1925855  Pinus monophylla David Keil, Rhonda Riggins and Karl Striby 1998-5-22 27394 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler and Caliente Peak. Comment
  OBI51351  Pinus radiata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .26 San Luis Obispo San Simeon State Park. SW section of San Simeon State Park Comment
  RSA586552  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 0633 San Luis Obispo Whiskey Spring. Comment
  OBI71404  Pinus torreyana Dennis Frey 2000-1-22 s.n. San Luis Obispo Oceano campground off Pier Ave, in Oceano Comment
  OBI72814  Piperia elegans Michael Walgren 2010-8-9 136 San Luis Obispo Along a dirt rd on the Pacific Gas and Electric Diablo Cyn property, on a rd cut along the S ridge that parallels Coon crk 396 Comment
  OBI39855  Piperia michaelii David J. Keil 1985-6-22 18933 San Luis Obispo SW corner of Los Osos Crk Bridge at South Bay blvd Comment
  OBI56432  Piperia michaelii David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trl from Horse Camp to Manzanita Trl Comment
  OBI73226  Plagiobothrys acanthocarpus David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30731 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  OBI3842  Plagiobothrys canescens Elizabeth Rudd 1971-3-9 170 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  SBBG82194  Plagiobothrys canescens C. F. Smith 1950-5-1 2731 San Luis Obispo near home of Eben McMillan, S of summit of Palo Prieto Pass 670 Comment
  RSA220254  Plagiobothrys canescens E. C. Twisselmann 1969-5-19 15304 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road. 213 Comment
  OBI32029  Plagiobothrys collinus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14447 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  SBBG11839  Plagiobothrys collinus var. fulvescens C. B. Hardham 1958-4-9 3049 San Luis Obispo rd from Hwy 101 to Cuesta Sargent Cypress Forest 609 Comment
  UC639028  Plagiobothrys fulvus var. campestris Bernard Miossi 1940-3-19 226 San Luis Obispo four mi s Santa Margarita (e-facing slope near Hwy 101) 365 Comment
  OBI25060  Plagiobothrys nothofulvus David J. Keil, Dirk Walters 1980-4-26 13850 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  OBI23301  Plagiobothrys nothofulvus J. T. Arnold 1965-4-11 56 San Luis Obispo Headwaters of Prefumo Cyn, sec 2, T31S, R11E Comment
  RSA67530  Plagiobothrys nothofulvus P. A. Munz 1951-4-13 16315 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  SBBG118622  Plagiobothrys tenellus M. Wetherwax, E. Painter with J. Greenhouse 2001-3-20 CR 147 San Luis Obispo above palisades above Boy Scout Rd, S of Nacimiento River; Camp Roberts 260 Comment
  RSA182977  Plagiobothrys uncinatus Clare B. Hardham 1961-5-26 7137 San Luis Obispo Franklin Creek, west of Adelaida Comment
  RSA0043085  Plantago LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6380 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  OBI82598  Plantago coronopus David J. Keil 2015-8-10 33341 San Luis Obispo Avila Beach 5 Comment
  OBI37930  Plantago erecta David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18580 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
  OBI60021  Plantago erecta Unknown 1950-5-13 1786 San Luis Obispo S of Oso Flaco Lake 15 Comment
  UC1125603  Plantago erecta C. M. Belshaw 1936-3-23 1695 San Luis Obispo 0.5 mi nw Black Hill; Cayucos Quad. 60 Comment
  UC579585  Plantago erecta C. M. Belshaw 1936-3-17 1598 San Luis Obispo 2 mi se Nipomo; Nipomo Quad. 76 Comment
  UCR132059  Plantago indica George K. Helmkamp 2003-7-31 8060 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  SEINET12336298  Plantago lanceolata S. A. Thompson, Rawlins, J. E. 1988-1 5247 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  OBI11629  Plantago maritima Robert F. Hoover 1947-8-9 7364 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  UCSB40611  Plantago subnuda Reisentz, Paul 1978-6-20 San Luis Obispo along entrance road to Oso Flaco Lake; Oso Flaco Lake Comment
  OBI79137  Platanus racemosa David J. Keil 2013-8-22 31964 San Luis Obispo Morro Bay State Park. Vicinity of road junction of State Park Road with South Bay Blvd. and bridge over Chorro and Morro Creeks 8 Comment
  UCR147237  Platanus racemosa George K. Helmkamp, E. A. Helmkamp 2004-10-8 8845 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  OBI36833  Platanus racemosa Eric Wise 1981-9-29 1193 San Luis Obispo Orcutt Rd, 2.3 mi S of Johnson Ave Comment
  CAS-BOT-BC91986  Platystemon californicus R. F. Hoover 1949-4-4 7583 San Luis Obispo West base of Mount Bishop near San Luis Obispo. Comment
  SEINET8719636 Image available Platystemon californicus Tom Hendrix 1937-1 109 San Luis Obispo 3.2 miles northeast of Black Mountain, Pozo 503 Comment
  RSA503150  Platystemon californicus var. californicus Gary D. Wallace 1966-4-2 277 San Luis Obispo Temblor Range, Crocker Canyon, Crocker Springs Road 2 miles west of the oil fields, 13 miles NW of Taft Comment
  SD244626  Plecostachys serpyllifolia David J. Keil 2011-3-5 30971 San Luis Obispo Cambria. Ca. 400 m south of intersection with Cambria pines Road on east side of California Route 1. 400 - 700 m inland from beach, near ephemeral drainage. 14 Comment
  OBI34295  Plectritis ciliosa David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15783 San Luis Obispo Vicinity of American Cyn in the La Panza Mts Comment
  UC1178408  Plectritis ciliosa R. J. Rodin 1957-4-9 6130 San Luis Obispo 4 mi n of San Luis Obispo (near top of Cuesta Pass on Highway #101); Cuesta Pass Comment
  UC456059  Plectritis ciliosa subsp. insignis I. J. Condit 1910-4-1 San Luis Obispo Mills Ranch Comment
  UCR248174  Pluchea sericea David J. Keil 1986-9-27 19772 San Luis Obispo Santa Barbara/San Luis Obispo County Line, c. 1/2 mi east of Pine Canyon Forest Station along CA Hwy 166 259 Comment
  SBBG110374  Poa C. B. Hardham 1963-6-5 10738 a San Luis Obispo Cerro Alto 457 Comment
  CAS-BOT-BC254977  Poa bulbosa Ernest C. Twisselmann 1962-4-17 6942 San Luis Obispo The Temblor Range and the Western San Joaquin Valley. Dorothy Twisselman Ranch, E part of county 685 Comment
  OBI31338  Poa bulbosa Joy Nishida, Robert Allen 1982-4-10 214 San Luis Obispo American Cyn campground 536 Comment
  CDA11468  Poa howellii G. F. Hrusa 1995-5-28 12230 San Luis Obispo Black Butte Research Natural Area. WNW slope of Peak 2. Comment
  UCD91121  Poa howellii G. F. Hrusa 1995-5-28 12315 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1). 630 Comment
  OBI22156  Poa secunda subsp. secunda Robert F. Hoover 1949-5-1 7647 San Luis Obispo W side of Cottonwood Pass Comment
  OBI69817  Poa secunda subsp. secunda David J. Keil 1980-4-5 13749 San Luis Obispo Ca. 28 mi E of Santa Maria on hwy 166 and N on Chimineas Ranch rd Comment
  SBBG680  Poa secunda subsp. secunda C. B. Hardham 1957-4-2 1615 San Luis Obispo Willow Crk district, SW of Paso Robles Comment
  UC188805  Poa secunda subsp. secunda J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC243101  Poa secunda subsp. secunda W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho y Islay Ranch, N of Port Harford Comment
  HSC41134  Poa secunda subsp. secunda J. P. Smith 1973-3-21 5906 San Luis Obispo 10 mi. E of Atascadero on Hwy. 41 335 Comment
  OBI2585  Poa secunda subsp. secunda Larry E. Brown 1971-3-30 1921 San Luis Obispo In Poly Cyn near Cal Poly campus Comment
  UC564153  Poa secunda subsp. secunda Roxana S. Ferris 1935-3-29 9079 San Luis Obispo 7 mi e Pozo (on Santa Maria-McKittrick Rd) Comment
  UC572432  Pogogyne douglasii G. T. Nordstrom 1937-6-5 1316 San Luis Obispo three and seven tenths miles SW of Josephine School 152 Comment
  UCR28915  Pogogyne douglasii David J. Keil 1982-6-26 16217 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  SD71143  Pogogyne douglasii subsp. douglasii R. F. Hoover 1948-9-9 7555 San Luis Obispo 1.8 miles north of Arroyo de la Cruz in State Highway 1. Comment
  OBI62695  Pogogyne serpylloides Jason Dart 2003-4-30 D 167 San Luis Obispo Santa Margarita Ranch, 1 mi due S of town. Along top of bank of a primary tributary to Yerba Buena Crk. The crk fls NE out of the Santa Lucia mtn Foothills 347 Comment
  OBI80818  Polycarpon tetraphyllum David J. Keil 1992-1 22908 San Luis Obispo Laguna Lake City Park. Grassy field near park entrance 170 Comment
  RSA502802  Polygonum aviculare Tim S. Ross, Annette H. Ross 1988-8-16 1562 San Luis Obispo Morro Bay, near Atascadero State Beach, 1 Comment
  OBI7941  Polygonum aviculare Kurt R. Neisess 1976-2-16 s.n. San Luis Obispo In the lawn behind the dorms here at Cal Poly Comment
  CAS-BOT-BC109175  Polygonum paronychia R. F. Hoover 1947-5-23 7187 San Luis Obispo Coast south of Hazard Canyon. Comment
  OBI75173  Polypodium californicum David J. Keil, with Matt Ritter, Ken Haggard, et al. 2011-3-22 30983 San Luis Obispo Upper eastern slope of Santa Lucia Mountains. Tributary of Tassajara Canyon north of San Luis Obispo. Comment
  SD185053  Polypodium californicum G. K. Helmkamp, E. A. Helmkamp 2005-3-5 9010 San Luis Obispo Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 miles north of junction with Lopez Road and Water End Road. 174 Comment
  OBI2802  Polypodium californicum Jim Westfall 1970-1-30 3 San Luis Obispo 100 yards west of Cal Poly Botanic Gardens parking area, overlooking Brizzolari Creek 21 Comment
  OBI19025  Polypogon imberbis Robert F. Hoover 1947-7-18 7314 San Luis Obispo Oceano Beach Comment
  OBI43261  Polypogon monspeliensis Eric Wise 1981-9-29 1264 San Luis Obispo Oso Flaco Lake Comment
  OBI43301  Polypogon monspeliensis Eric Wise 1981-6-15 579 San Luis Obispo Turri rd, 1 mi E of So Bay Blvd Comment
  CAS-BOT-BC237321  Polypogon monspeliensis R. F. Hoover 1964-7-11 9160 San Luis Obispo Edna Marsh Comment
  OBI43293  Polypogon monspeliensis Eric Wise 1981-10-23 1351 San Luis Obispo Sinton Sycamore Reservoir on Shell Crk rd 8.9 mi N of Hwy 58 Comment
  OBI73050  Polypogon monspeliensis David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25448 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  OBI8492  Polypogon monspeliensis R. D. McCall 1978-10-10 15 San Luis Obispo Along rd in Res. Cyn. Comment
  CAS-BOT-BC237583  Polypogon viridis John Thomas Howell 1964-6-30 40873 San Luis Obispo Cambria Comment
  OBI5621  Polypogon viridis Sharon Jochums 1974-4-28 183 San Luis Obispo Area N of Piedras Blancas Point Comment
  CAS-BOT-BC72293  Polystichum imbricans subsp. curtum R. F. Hoover 1964-6-12 9050 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  SBBG107862  Polystichum munitum C. B. Hardham 1959-5-23 4618 San Luis Obispo Islay Cyn Comment
  OBI37123  Populus fremontii Eric Wise 1983-10-16 1832 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice Valley school Comment
  CAS-BOT-BC445281  Portulaca oleracea Ernest C. Twisselmann 1954-10-9 1613 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County. 640 Comment
  OBI32219  Potentilla anserina David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14374 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI36983  Potentilla anserina Eric Wise 1981-6-11 526 San Luis Obispo Little Morro Crk, Morro Bay Comment
  CAS-BOT-BC141912  Potentilla anserina subsp. pacifica Alice Eastwood 1926-4-29 13654 San Luis Obispo Cambria Comment
  SD75742  Potentilla anserina subsp. pacifica D. W. Taylor 1970-6-22 T 70 116 San Luis Obispo south end of Morro Bay, 800'W, 2600'N Comment
  UC365881  Potentilla anserina subsp. pacifica H. Edwards April 1877 San Luis Obispo San Miguel Comment
  RSA85802  Potentilla anserina var. grandis F. W. Peirson 1920-7-29 1983 San Luis Obispo 1 mile south of Pismo, on sand dunes. Comment
  OBI54292  Prunus cerasifera David J. Keil 1996-5-24 25865 San Luis Obispo Laguna lake Park, San Luis Obispo Comment
  CAS-BOT-BC159886  Prunus dulcis Ernest C. Twisselmann 1968-10-21 15023 San Luis Obispo Buena Vista Road just north of Highway 46 (Estrella Plains) 190 Comment
  OBI80436  Prunus fasciculata David J. Keil 1985-3-16 s.n. San Luis Obispo Los Osos - Baywood Park area. Vicinity of intersection of South Bay Blvd. and Turri Road and southeastward. 20 Comment
  CAS-BOT-BC163000  Prunus fasciculata var. fasciculata Herbert L. Mason 1941-3-28 12403 San Luis Obispo North end of Nipomo Mesa 76 Comment
  CAS-BOT-BC163005  Prunus fasciculata var. fasciculata Roxana S. Ferris 1929-4-15 7614 San Luis Obispo Between Gudalupe and Callender Comment
  OBI10064  Prunus fasciculata var. punctata Barrett Anderson 1973-8-7 377 San Luis Obispo S end of Morro Bay Comment
  SBBG15660  Prunus fasciculata var. punctata M. A. Piehl 1963-4-21 6384 San Luis Obispo S end of Morro Bay, ca. 1.3 mi W of Los Osos 9 Comment
  UC12767  Prunus ilicifolia W. H. Brewer 1861-5-3 553 San Luis Obispo mountain along Nascimiento River Nascimiento River Comment
  RSA499290  Prunus virginiana var. demissa Mildred York 1931-4-5 s.n. San Luis Obispo [Unspecified] Comment
  OBI16448  Pseudognaphalium beneolens Russell Gorman 1956-4-6 36 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI80756  Pseudognaphalium beneolens David J. Keil 2015-2-21 32687 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  OBI78681  Pseudognaphalium biolettii Madeleine Tobe 2013-2-9 1 San Luis Obispo Lemon Grove Loop, Cerro San Luis. 300 yards past trail entrance. 64 Comment
  SD247347  Pseudognaphalium biolettii Mark A. Elvin, Glenn M. Greenwald, Jason Storlie 2014-12-18 7841 San Luis Obispo Central Coastal: Guadalupe Dunes; Guadalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, ca. 250 m from Pacific Ocean. 9 Comment
  OBI31055  Pseudognaphalium californicum Julie M. Vanderwier 1978-5-28 69 San Luis Obispo Indian Knob Tar Sands Comment
  OBI33625  Pseudognaphalium californicum B. W. & T. W., T. W. 1967-5-13 s.n. San Luis Obispo Lopez Cyn Comment
  OBI81298  Pseudognaphalium californicum Jake Wright, Nate Pettyjohn 2015-4-26 1 San Luis Obispo Cerro San Luis Obispo. Comment
  SBBG93891  Pseudognaphalium californicum S. A. Junak with T. J. Ayers 1989-6-28 4092 San Luis Obispo Cuesta Ridge Botanical Area, N of main rd (USFS Rd 29S11.3) just NW of KSBY Television towers, ca 2.7 mi W of Hwy 101 762 Comment
  OBI081037  Pseudognaphalium canescens Jason Dart, A Weishert, G. Hind 2010-5-19 409 -H29 San Luis Obispo Hind River Ranch, east side of Salinas River, adjacent to Crescent Lake, approximately 1.3 miles east of the intersection of Highway 58 and Pozo Road, east of Santa Maargarita. 317 Comment
  CAS-BOT-BC357108  Pseudognaphalium luteoalbum R. F. Hoover 1964-8-14 9275 San Luis Obispo Jack Lake 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
  CAS-BOT-BC357496  Pseudognaphalium ramosissimum John Thomas Howell 1964-6-29 40748 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  CAS-BOT-BC361559  Pseudognaphalium stramineum J. T. Howell 1961-4-14 36498 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  OBI66055  Psilocarphus brevissimus var. brevissimus D. R. Miller 1989-6-9 689 -15 San Luis Obispo Along low spot that is wet in winter/spirng. At windmill on A.R. Chappella property. Rocky Butte truck trl 88 Comment
  OBI73353  Psilocarphus oregonus David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30704 San Luis Obispo Carrizo Plain. Along eastern side of Bitterwater Road, ca. 1 mile north from Highway 58 Comment
  UC35746  Psilocarphus tenellus Prof. Brewer 1860-1 453 San Luis Obispo Arroyo Grande Comment
  UCR170957  Psilocarphus tenellus R. E. Riefner Jr. 2002-4-4 02- 67 San Luis Obispo San Andreas Rift, Carrizo Plain, due east c. 2 miles off Soda Lake Rd., c. 5 miles south of Soda Lake 584 Comment
  OBI79018  Pteridium aquilinum David J. Keil 2013-8-22 31958 San Luis Obispo Morro Bay State Park. Turtle Rock trail (Morro Creek Road) on northern side of Cerro Cabrillo 12 Comment
  HSC91640  Pteridium aquilinum var. pubescens Susan H. Bicknell 1988-8-15 San Luis Obispo Montana de Oro State Park Comment
  SBBG104422  Pteridium aquilinum var. pubescens F. L. Johnson, N. A. McCarty 1993-10-14 ROB 720 San Luis Obispo Chorro Crk in cantonment area; Camp San Luis Obispo Comment
  SBBG93722  Pterostegia drymarioides S. A. Junak 1990-4-26 4192 b San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  SEINET7063719  Pterostegia drymarioides A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo. UTM Zone 10, 716128mE, 3906096mN. (WGS84/NAD83). 523 Comment
  UCD45017  Quercus agrifolia C. A. Graham 1938-4-6 286 San Luis Obispo San Louis Obispo County, California: 1/2 mile west southwest of Bee Rock, Bee Rock Canyon, San Antonio River drainage, southwest of Bradley; woodland, sage brush, altitude 1450 feet. 441 Comment
  CDA16235  Quercus agrifolia var. agrifolia G. F. Hrusa, R. Gross 1997-12-27 14146 San Luis Obispo Montana de Oro State Park. Hill above Coon Creek parking, 99 Comment
  OBI30803  Quercus agrifolia var. agrifolia Robert J. Rodin 1957-9-9 6182 San Luis Obispo Paso Robles Comment
  OBI34522  Quercus agrifolia var. agrifolia Bea McKamey 1981-5-29 28 San Luis Obispo Montana de Oro State Park Comment
  OBI27366  Quercus berberidifolia Nancy E. Arnold, Robert L. Allen 1981-5-20 343 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  OBI46096  Quercus berberidifolia Lynne Dee Oyler 1986-3-25 380 San Luis Obispo Road S to Agua Escondido, La Panza Range. 100 yds N of locked gate. Comment
  OBI39341  Quercus chrysolepis David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18728 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Creek Rd. between Pine mountain and Rocky Butte Comment
  OBI46084  Quercus douglasii Lynne Dee Oyler 1986-3-21 348 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  OBI46086  Quercus douglasii Lynne Dee Oyler 1964-3-21 346 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  CAS-BOT-BC79226  Quercus dumosa Ernest C. Twisselmann 1970-10-31 17563 San Luis Obispo Peachey Canyon Road, 8.2 miles W of Paso Robles 487 Comment
  CAS-BOT-BC79325  Quercus dumosa R. F. Hoover 1946-9-15 6420 San Luis Obispo E slope of La Panza Range Comment
  CAS-BOT-BC94032  Quercus durata Alice Eastwood 1928-5-17 15126 San Luis Obispo along Chorro Creek Comment
  OBI75099  Quercus durata Michael Walgren 2011-2-2 240 San Luis Obispo Perfumo Canyon. forming a dense stand on the south side of the road above a small creek and waterfall. Adjacent to Perfumo crk rd at a pulout 1.2 mi from Los Osos Valley rd Comment
  UC410847  Quercus durata Alice Eastwood 1928-5-17 15126 San Luis Obispo along Chorro Creek Chorro Creek Comment
  UCD102845  Quercus durata Daniel Sanchez-Mata; M. P. Rodriguez-Rojo 2002-3-29 s.n. San Luis Obispo San Luis Obispo County: Between San Luis Obispo and Atascadero. Cuesta Ridge Botanical Area. 690 Comment
  RSA172201  Quercus durata Robert F. Thorne, P. Everett 1963-6-7 32148 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  OBI27219  Quercus durata var. durata Thomas Burrows 1980-8-14 112 San Luis Obispo Reservoir cyn 168 Comment
  OBI44862  Quercus durata var. durata David J. Keil 1979-7-1 13134 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 mi from jctn of Los Osos Valley rd and Prefumo Canyon rd Comment
  OBI6654  Quercus durata var. durata Greg Hassen 1975-7-15 46 San Luis Obispo Poly Canyon, Cal Poly campus Comment
  OBI65844  Quercus durata var. durata D. R. Miller 1994-5-20 594 -372 San Luis Obispo PIne Mountain Region. The road edge abut midway in to Will Hearst property (Coles rd in) Marmolejo crk drainage 750 Comment
  SBBG84001  Quercus durata var. durata R. Gankin 1969-9-21 1314 San Luis Obispo Prefumo Cyn Rd off Los Osos Rd, SW of San Luis Obispo Comment
  SBBG49607  Quercus palmeri M. R. Benedict 1974-12-7 San Luis Obispo Peachy Cyn Rd, 4 mi W of Paso Robles Comment
  OBI32366  Quercus parvula var. shrevei David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16022 San Luis Obispo Trail on NE side of Cypress Mtn Comment
  OBI27336  Rafinesquia californica Robert L. Allen, Nancy E. Arnold 1981-5-17 316 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts @ halfway down NW facing slope Comment
  OBI65014  Rafinesquia californica Greg Wilvert 2005-4-6 167 San Luis Obispo SE Half of the Caliente Range. Middle Cyn; 2.6 km S of Wells Spring 812 Comment
  OBI15550  Rafinesquia californica Robert F. Hoover 1946-6-16 6159 San Luis Obispo E side of La Panza Range Comment
  RSA709068  Ranunculus Don Pendleton 1992-3-15 9209 San Luis Obispo East side of Atascadero, adj. to railroad tracks on N-S trending ridge W of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  SBBG2237  Ranunculus arvensis C. B. Hardham 1958-5-3 3175 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  CAS-BOT-BC378998  Ranunculus arvensis Clare B. Hardham 1958-5-3 3174 San Luis Obispo Santa Barbara Road, Atascadero Comment
  CAS-BOT-BC378999  Ranunculus arvensis Clare B. Hardham 1959-4-23 4431 San Luis Obispo Santa Barbara Road, Atascadero Comment
  OBI79607  Ranunculus californicus David J. Keil, Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31619 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  SBBG25504  Ranunculus hebecarpus M. A. Piehl 1963-4-20 6370 San Luis Obispo S bank of Salinas River near bridge 4 mi NE of Santa Margarita 304 Comment
  OBI53227  Ranunculus hebecarpus Lynne Dee Oyler 1986-4-5 390 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres Natl Forest Comment
  OBI54876  Ranunculus hebecarpus David J. Keil 1997-4-18 26199 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 2.2 road miles north of junction with san jose-avenales road. 567 Comment
  RSA648331  Raphanus sativus Smeltzer, Turnquist 1982-4-12 26 San Luis Obispo On the SE side of Laguna Lake Park from the roadway to the base of hill. 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
  SEINET2139667  Reseda alba Rimo Bacigalupi, Dr. & Mrs. Robt. M. Page, R. S. Ferris, R. W. Holm 1953-1 4320 San Luis Obispo Along road from Bromela Siding (Southern Pacific railroad) to Oso Flaco Lake. Comment
  SEINET3928267  Rhamnus californica Hannah M. Fugle 2011-1-29 9 San Luis Obispo Dairy Creek, ca. 0.5 miles southeast of Escuela Ranch facility.; 0 91 Comment
  OBI083214  Rhamnus crocea G. Butterworth 2016-12-20 1004 San Luis Obispo Chimineas Ecological Reserve. Carrizo Cyn 3.6 miles down. 585 Comment
  OBI72411  Rhamnus crocea Unknown 2000-8-19 SLO- 361 San Luis Obispo Camp San Luis Obispo. Cerro Romualdo 200 Comment
  CAS-BOT-BC55876  Rhamnus crocea David A. Young; S. A. Junak; M. Carroll 1989-3-13 1849 San Luis Obispo Chaparral Rd. below T.V. antennas Comment
  OBI54141  Rhamnus ilicifolia David J. Keil, Kathleen Keil 1995-4-15 24916 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif rte 58 Comment
  UC1121864  Rhamnus ilicifolia B. Bolt 1936-4-15 668 San Luis Obispo 2 mi n Frog Pond Mt.; San Luis Obispo Quad. 335 Comment
  POM244276  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1929-4-15 3582 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  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
  CAS-BOT-BC92985  Ribes californicum var. californicum David D. Keck 1933-5-4 2174 San Luis Obispo Fork of Las Tablas Creek, south of Klau P.O. Comment
  CAS-BOT-BC92990  Ribes californicum var. californicum W. R. Dudley 1905-1-6 s.n. San Luis Obispo Klaus Mine. Comment
  SBBG24919  Ribes divaricatum var. pubiflorum D. Myrick 1966-3-23 1305 San Luis Obispo Cambria Comment
  CAS-BOT-BC173074  Ribes divaricatum var. pubiflorum W. R. Dudley 1902-4-5 s.n. San Luis Obispo Ravine north of Port Harford Comment
  OBI39703  Ribes malvaceum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15949 San Luis Obispo 2.9 mi E of jctn w/ Santa rosa Crk rd along dirt road up Cypress mtn along Steiner Crk Comment
  OBI80404  Ribes malvaceum var. malvaceum Stephanie Silva, Ryan Warmboe, Kate Edgerley, Ryan Ramos, Jessi Pfeifer, Suzy, Alvin Padolina 2015-2-6 1 San Luis Obispo West Cuesta Ridge, Cuesta Rd. west of Highway 101; near 6850 TV Tower Rd. 545 Comment
  SBBG119179  Ribes quercetorum E. Painter, M. Wetherwax 2000-3-8 CR 14 San Luis Obispo near W Perimeter Rd; Camp Roberts 190 Comment
  SBBG2793  Ribes quercetorum C. B. Hardham 1957-3-25 1560 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  UC1127600 Image available Ribes sanguineum var. glutinosum C. M. Belshaw 1936-3-22 1686 San Luis Obispo 1 1/2 mi ssw Loma Pelona Hill; Nipomo Quadrangle Comment
  UCR31917  Ribes sericeum David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, et al. 1982-5-8 15944 San Luis Obispo Santa Lucia Mtns (Coast Ranges), 2.35 mi. east of junction of Santa Rosa Creek Road with Fiscalini Ranch Road, on dirt road up Cypress Mtn. Comment
  CAS-BOT-BC144462  Ribes sericeum R. F. Hoover 1947-3-16 6673 San Luis Obispo Coast just southof Monterey Co. line Comment
  OBI79228  Ribes sericeum David J. Keil, with Matt Ritter 2012-3-29 31236 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Road southwest of Templeton Comment
  OBI80485  Ribes speciosum David J. Keil 2015-2-14 32643 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 70 Comment
  RSA0019657  Ribes speciosum I. L. Wiggins 1929-4-16 3660 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  SBBG104937  Ricinus communis M. D. Proctor, E. A. Young 1993-3-24 ROB 332 San Luis Obispo 1 km NW of Chorro Reservoir, Camp San Luis Obispo Comment
  OBI56402  Rigiopappus leptocladus David J. Keil, with V. L. Holland 1999-4-27 28256 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  SBBG112442  Rigiopappus leptocladus D. Keil, R. Riggins, D. R. Miller 1998-5-27 27475 San Luis Obispo San Simeon Crk Rd at Eagle Point, 10 mi NE from Hwy 1 944 Comment
  OBI36931  Rorippa curvisiliqua Eric Wise 1981-9-17 1161 San Luis Obispo 5.7 mi E of Park Hill Rd. Turn Rt. 100 m past "circle Inn". 2-3 km on rd beyond hwy 58 Comment
  UC1191539  Rorippa gambelii Malcolm A. Nobs, S. Galen Smith 1949-6-23 851 San Luis Obispo ca 4 mi nw Guadalupe; nw of Guadalupe, Oso Flaco Lake Comment
  OBI4091  Rorippa palustris subsp. palustris Donald Myrick 1971-4-6 2197 San Luis Obispo Atascadero Lake at Atascadero Comment
  CAS-BOT-BC147612  Rosa californica L. R. Abrams 1937-7-30 13726 San Luis Obispo Cambria Comment
  SBBG122321  Rosa californica D. Keil, V. L. Holland 2001-4-7 29244 San Luis Obispo western outskirts of Atascadero, 3-F Meadows area 365 Comment
  CAS-BOT-BC146679  Rosa gymnocarpa Clare B. Hardham 1960-5-21 5844 San Luis Obispo Santa Rita Cr. near Juhl Corrals, west of Templeton Comment
  OBI3478  Rosa spithamea Raymond E. Garcia 1965-5-28 36 San Luis Obispo E side of Reservoir Cyn Comment
  OBI10006  Rosa spithamea var. sonomensis Robert F. Hoover 1946-8-26 6350 San Luis Obispo Near Sunnyside School, Osos Valley Comment
  SBBG72367  Rubus ursinus M. M. Miles -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  JEPS99474  Rubus ursinus Clare B. Hardham 1958-2-22 2888 San Luis Obispo Cayucos Creek Santa Lucia Mountains Comment
  OBI51173  Rubus ursinus Jan Barber 1993-7-3 34 San Luis Obispo San Simeon State Park on S side of San Simeon crk W of Park road bridge Comment
  OBI10849  Rumex acetosella R. D. Brister 1964-3-8 24 San Luis Obispo San Luis Obispo Comment
  OBI36803  Rumex conglomeratus Eric Wise 1981-6-22 638 San Luis Obispo Lopez Water Treatment Reservoir Comment
  OBI29024  Rumex crassus Melissa Luckow 1981-6-25 708 San Luis Obispo N of San Simeon Beach Comment
  OBI36993  Rumex crispus Eric Wise 1981-7-10 920 San Luis Obispo Atascadero lake Comment
  OBI78439  Rumex crispus Thomas Burrows 1980-5-17 69 San Luis Obispo Reservoir Cyn 152 Comment
  UC1070550  Rumex crispus N. K. Carlson 1936-3-19 167 San Luis Obispo 2.2 mi ne Los Berros; Arroyo Grande Quad. 137 Comment
  UCR140085  Rumex crispus George K. Helmkamp 2004-2-10 8271 San Luis Obispo Central Coast, southeast of Oceano along Halcyon Rd., 0.2 mi east of Mesa View Dr. 76 Comment
  OBI11924  Rumex crispus Kamran Alavi 1977-8-17 8 San Luis Obispo Between Baywood Park and Montana de oro Comment
  CAS-BOT-BC433536  Rumex fueginus R. F. Hoover 1964-8-13 9244 San Luis Obispo Mouth of Osos Creek Comment
  CAS-BOT-BC433537  Rumex fueginus R. F. Hoover 1964-8-13 9244 San Luis Obispo Mouth of Osos Creek Comment
  UC454357  Rumex hymenosepalus I. J. Condit 1910-5-10 San Luis Obispo low land near Santa Maria River bed; Santa Maria Comment
  OBI73590  Rumex salicifolius David J. Keil 2010-7-2 30902 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. Comment
  UC1296087  Rumex salicifolius var. salicifolius R. F. Hoover 1964-8-13 9228 San Luis Obispo Mouth of Morro Creek Comment
  OBI64136  Rupertia physodes David J. Keil, LynneDee Althouse 2002-5-2 29870 San Luis Obispo Santa Margarita Ranch Comment
  UCSB24516  Rupertia physodes Havlik, Neil 1969-5-2 San Luis Obispo Andre Ranch, in Upper Coon Creek Canyon 365 Comment
  JEPS18937  Ruppia maritima Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4329 A San Luis Obispo about 5 mi s Oceano (in Oso Flaco Lake); Oso Flaco Lake Comment
  OBI82427  Salicornia bigelovii David J. Keil 2015-9-28 33418 San Luis Obispo Morro Bay State Park Marina 1 Comment
  RSA0028218  Salicornia bigelovii David J. Keil 2013-8-19 31884 San Luis Obispo Morro Bay State Park. Marsh between estuary of Los Osos Creek and El Morro Elfin Forest, west of South Bay Boulevard. 2 Comment
  UCR131926  Salicornia pacifica George K. Helmkamp 2003-9-8 8130 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  UC1134874  Salix exigua B. Bolt 1936-4-24 688 San Luis Obispo 1 mile N. W. of Atascadero San Luis Obispo Quad. 243 Comment
  OBI37110  Salix exigua Eric Wise 1981-6-27 779 San Luis Obispo Cuyama River, Pine Canyon Forest Svc Station Comment
  OBI9848  Salix laevigata Robert F. Hoover 1947-3-19 6701 San Luis Obispo Oak Park District Comment
  OBI36918  Salix lasiandra Eric Wise 1982-5-1 1444 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI36881  Salix lasiolepis Eric Wise 1981-6-15 562 San Luis Obispo North Shore of Laguna Lake; SLO Comment
  SBBG102625  Salix lasiolepis C. F. Smith 1968-7-30 10103 San Luis Obispo above lakes S of Oceano Comment
  SBBG119723  Salix lasiolepis E. Painter, M. Wetherwax 2002-4-24 SLO 248 San Luis Obispo Cantonment area, Dairy Crk, Bridge 103 at Mendocino Ave; Camp San Luis Obispo 68 Comment
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Feb 2 2009
  HSC100139  Salsola tragus G. F. Hrusa, P. Akers 2005-9-29 16816 San Luis Obispo WS end of Elkhorn Plain 762 Comment
  OBI77943  Salsola tragus Craig Woods 1978-6-9 65 San Luis Obispo E side of Carrizo Plain along Sim. soda lake rd, approx 2.5 mi NW of Hurricane rd Comment
  UCR254930  Salvia carduacea Greg de Nevers 1993-4-25 10392 San Luis Obispo Inner South Coast Range, Carrizo Plain 823 Comment
  OBI40086  Salvia columbariae David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18636 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
  OBI64950  Salvia columbariae Greg Wilvert 2005-3-26 46 San Luis Obispo SE Half of the Caliente Range. Approx 3.2 km N of Wells Cyn on the N edge of the Caliente Range 826 Comment
  OBI53494  Salvia columbariae Arthur W. Hazebrook 1991-4-19 23 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI80831  Salvia columbariae G. F. Hrusa, G. Wilvert 2005-4-1 16402 a San Luis Obispo Carrizo Plains. South end of Caliente foothills, near gate at power line maintenance road. W-facing steep dry slope +/- 1/4 mmi. W of gate. 792 Comment
  UCSB21935  Salvia columbariae Farneman, H. 1967-3-26 San Luis Obispo North shore of Lake Nacimiento; near Bee Rock Campground; access by Interlake and Bee Rock Roads 365 Comment
  UC1284945  Salvia leucophylla R. F. Hoover 1950-6-2 7973 San Luis Obispo Arroyo Seco Huasna River (tributary of Huasna River) Comment
  OBI34366  Salvia mellifera Ruth Davis 1964-4-17 86 San Luis Obispo Cal Poly campus, Poly cyn Comment
  OBI72758  Salvia mellifera Michael Walgren 2010-4-15 125 San Luis Obispo Morro Bay state park, at the eastern terminus of Pismo Ave in Los Osos. This newer acquisition parcel is located S of Pismo Ave and abuts several homes. Parcel known as "Powell III" Comment
  OBI80981  Salvia mellifera Irene Uy, John Lefferdink, Markus Gemperle, Tucker Bacon, Julie Ridgeway and Shirin Beroukim 2015-4-12 6 San Luis Obispo Morro Bay Quarry Trail. Trail facing Morro Bay. 23 Comment
  SBBG104935  Salvia mellifera F. L. Johnson, E. A. Young 1993-5-26 ROB 630 San Luis Obispo Whiskey Spring; Camp San Luis Obispo Comment
  CAS-BOT-BC225192  Salvia sonomensis R. F. Hoover 1948-4-24 7487 San Luis Obispo Head of American Canyon, La Panza Range Comment
  SBBG96703  Salvia sonomensis D. A. Young, S. A. Junak, M. Carroll 1989-3-13 1851 San Luis Obispo rd leading into the eastern end of the Cuesta Ridge Botanical Area Comment
  HSC91550  Salvia spathacea Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 2 Comment
  OBI13515  Salvia spathacea Harry Smith 1955-5-27 s.n. San Luis Obispo Poly Cyn 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
  RSA202563  Sambucus mexicana E. C. Twisselmann 1968-5-13 14206 San Luis Obispo Head of Cammatta Canyon at the Cottingham place 610 Comment
  CAS-BOT-BC246010  Sambucus nigra subsp. caerulea Ernest C. Twisselmann 1968-5-13 14206 San Luis Obispo Head of Cammatta Canyon at teh Cottingham place, La Panz Range 609 Comment
  OBI8759  Sanicula arguta Robert F. Hoover 1950-4-21 7839 San Luis Obispo Between Morro Bay and Cayucos (S of Toro crk) Comment
  UC579534  Sanicula arguta N. K. Carlson 1936-3-25 223 San Luis Obispo 2.9 mi nnw of Cerro Romauldo (e of Morro Bay, Chorro Creek); Chorro Creek 182 Comment
  OBI55113  Sanicula arguta Lincoln Constance, Richard W. Holm & Carroll E. Wood, Jr 1949-4-23 3270 San Luis Obispo Serpentine knoll at E end of Los Osos Valley, 0.8 mi SW of SLO 152 Comment
  UC794461  Sanicula arguta Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-23 3267 San Luis Obispo 2 mi w of San Luis Obispo (above Steiner Creek) 137 Comment
  OBI78557  Sanicula bipinnatifida David J. Keil 1998-6-1 27578 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  SEINET12122112  Sanicula bipinnatifida L. P. Janeway, Webster, S. 1989-1 3179 San Luis Obispo small side canyon on E side Shedd Canyon ca 3.5 mi S of Creston-Shandon Rd, nr mouth of Upton Canyon 442 Comment
  SBBG112371  Sanicula crassicaulis D. Keil 1985-3-26 18467 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  UC901899  Sanicula crassicaulis L. Constance and R. F. Hoover 1950-6-20 3349 San Luis Obispo 5.5 mi w of Templeton (Paso Robles Creek, on Cayucos Road); Paso Robles Creek, Cayucos Road 304 Comment
  UC973444  Sanicula hoffmannii C. R. Bell 1951-4-1 3150 San Luis Obispo 5.5 mi e of California Highway 1 (on Pine Mountain Road); Pine Mountain Road Comment
  OBI45291  Sanicula laciniata David J. Keil 1985-4-6 18534 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC754988  Sanicula laciniata R. F. Hoover 1947-3-1 6636 San Luis Obispo Cambria Comment
  UC794418  Sanicula laciniata Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3273 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  PASA1827  Sanicula tuberosa Margaret Stason 5/22 322 San Luis Obispo huasna district, east of arrroyo grande Comment
  RSA201628  Sanicula tuberosa Robert F. Hoover 1949-4-21 7632 San Luis Obispo Near Fernandez Creek on La Plaza- Creston Rd. Comment
  UCR17560  Satureja douglasii A. C. Sanders 1979-11-25 00408 San Luis Obispo Central Coast, Morro Bay State Park, Chorro Willows Campground 9 Comment
  RSA586566  Satureja douglasii F. L. Johnson, E. A. Young 1993-5-27 ROBO 675 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 1 km NE of Chorro Reservoir. Camp San Luis Obispo. Comment
  OBI79848  Schoenoplectus acutus David J. Keil 2012-7-26 31478 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  SBBG59215  Schoenoplectus acutus var. occidentalis R. Hoffmann 1930-4-18 San Luis Obispo Arroyo Grande Comment
  UCR42913  Schoenoplectus acutus var. occidentalis E. A. Wise 1981-6-15 573 San Luis Obispo Central Coast, San Luis Obispo, north shore of Laguna Lake 37 Comment
  CAS-BOT-BC111558  Schoenoplectus americanus R. F. Hoover 1964-7-11 9164 San Luis Obispo Edna Marsh Comment
  OBI43539  Schoenoplectus americanus Eric Wise 1981-6-7 474 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI32266  Schoenoplectus pungens David J. Keil, Eric Wise 1981-5-25 14817 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  SBBG30921  Schoenoplectus pungens var. badius R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  SBBG128063  Scirpus M. A. Elvin, G. M. Greenwald 2013-8-9 7229 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond, ca. 250 m from Pacific Ocean 9 Comment
  OBI43550  Scirpus microcarpus Eric Wise 1981-9-17 1125 San Luis Obispo Salinas River at Hwy 58 Comment
  JEPS35072  Scrophularia californica R. F. Hoover 1948-5-3 7515 San Luis Obispo See Canyon Comment
  OBI57109  Scrophularia californica G. F. Hrusa, D. Ragan 1995-6-20 12365 San Luis Obispo Black Butte Research Natural Area. Ridge 1 650 Comment
  RSA425177  Scrophularia californica R. S. Woglum 1940-4-20 2630 San Luis Obispo Templeton. Comment
  POM262131  Scrophularia californica I. L. Wiggins 1929-4-16 3617 San Luis Obispo 4 mi N of Moro. Comment
  CDA26385  Scrophularia californica subsp. floribunda David J. Keil, R. Riggins 1987-5-11 20146 San Luis Obispo Cuesta Ridge east, along road to radio facility north of Mount. Lowe, circa 0.35 miles from Cuesta Ridge Road and 4 miles from US 101. Comment
  UC1969512  Sedella pentandra David 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
  SBBG132557  Selaginella bigelovii D. Keil 1988-7-2 20832 San Luis Obispo E of S Bay Blvd vicinity of old cement plant or on hill to NE; Morro Bay State Park Comment
  OBI15539  Senecio blochmaniae Robert F. Hoover 1965-10-1 9693 San Luis Obispo Coast Rd just S of Hazard Cyn Comment
  OBI62119  Senecio blochmaniae P. A. Holden 1968-10-3 600 San Luis Obispo Growing along grade and crest of hill on N 4th St. in Grover city Comment
  CDA15187  Senecio breweri G. F. Hrusa 1998-4-27 14295 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  SD197697  Senecio californicus var. californicus G. K. Helmkamp, E. A. Helmkamp 2000-3-15 5327 San Luis Obispo Central Coast: south end of Morro Bay at the west end of Howard Street in Los Osos. 6 Comment
  OBI3750  Senecio douglasii var. douglasii Elizabeth Rudd 1971-6-10 303 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI57964  Senecio elegans Austin P. Griffiths, Kathleen Jones 1986-3-29 s.n. San Luis Obispo Guadalupe Dunes. E of Hidden Willow Valley Comment
  CAS-BOT-BC329103  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1962-10-10 7917 San Luis Obispo Carrisa Plains School, Temblor Range 624 Comment
  UC217487  Senecio flaccidus var. douglasii H. M. Hall 1921-10-14 11773 San Luis Obispo Polonio Pass, e San Luis Obispo Polonio Pass 457 Comment
  UCR79504  Senecio mikanioides George K. Helmkamp 1993-10-26 X- 8 San Luis Obispo Morro Bay, West edge of bay, near edge of tidal water limit. 2 Comment
  CAS-BOT-BC364628  Senecio vulgaris Ernest C. Twisselmann 1967-4-27 12908 San Luis Obispo Mesa just north of San Simeon Beach State Park 9 Comment
  OBI13281  Senna multiglandulosa Robert F. Hoover 1964-1-19 8626 San Luis Obispo Lower Coon crk, San LUis Range Comment
  UCD92825  Setaria verticillata Ernest C. Twisselmann 1958-8-11 4622 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of the county. 670 Comment
  OBI66534  Setaria viridis David J. Keil 1996-5-27 s.n. San Luis Obispo S of Creston along Hwy 229 Comment
  UC54800  Sidalcea malviflora Rev. R. W. Summers 1886-4-27 102 San Luis Obispo lowest slopes San Luis Mt. Comment
  OBI58358  Sidalcea malviflora subsp. laciniata David J. Keil 1998-6-12 27794 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  OBI75052  Sidalcea malviflora subsp. laciniata David J. Keil 1988-3-19 20420 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
  RSA87716  Sidalcea malviflora subsp. laciniata C. L. Hitchcock 1952-6-3 19575 San Luis Obispo South city limit of Arroyo Grande Comment
  UC1012941  Sidalcea malviflora subsp. laciniata C. L. Hitchcock 1952-6-3 19575 San Luis Obispo South City Limit of Arroyo Grande Comment
  OBI26005  Silene gallica David J. Keil 1981-5-16 14615 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  RSA773019  Silene gallica R. F. Thorne, Percy C. Everett 1963-4-21 31640 San Luis Obispo South end of Morro Bay; Lion Rock, Montana de Oro, Pecho Ranch Comment
  CAS-BOT-BC174948  Silene laciniata Alice Eastwood 1926-4-28 13590 San Luis Obispo Cambria Comment
  CAS-BOT-BC174949  Silene laciniata Volney Rattan 1887-6-1 s.n. San Luis Obispo San Luis Obispo Comment
  SBBG124279  Silene laciniata D. Keil 1990-4-26 21405 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  SD38222  Silene laciniata Edith A. Purer 1932-8-28 4815 San Luis Obispo Between Oceano and Guadalupe. Comment
  OBI27395  Silene laciniata subsp. laciniata Thomas Burrows 1980-6-20 87 San Luis Obispo Reservoir cyn 168 Comment
  RSA725398  Silene laciniata subsp. major Tim Thibault, Ryan Gilmore, Josh Koepke 2006-10-6 492 San Luis Obispo Cuesta Ridge 641 Comment
  SBBG94138  Silene multinervia T. J. Ayers with S. Junak 1989-6-22 760 San Luis Obispo powerline rd 0.3 mi SW of intersection with Tassajara Crk Rd, ca. 1.8 mi W of Hwy 101 Comment
  CAS-BOT-BC175192  Silene verecunda Clare B. Hardham 1958-9-25 3959 San Luis Obispo Northeast slope Cypress Mt. Comment
  OBI28597  Silybum marianum John Jackman & Julie Truesdale, Julie Truesdale 1980-1 10 San Luis Obispo MacGillivary Ranch, Adelaida. On airstrip only 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
  UCD115543  Sisymbrium altissimum Robert 'Roy' J. van de Hoek 1995-3-30 221 San Luis Obispo San Luis Obispo County: Carrizo Plain, 0.5 mile northwest of the Van Matre Ranch. 650 Comment
  CAS-BOT-BC75260  Sisymbrium irio Ernest C. Twisselmann 1959-3-25 4985 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorthy Twisselmann Ranch at the head of Choice Valley. 662 Comment
  OBI51251  Sisyrinchium bellum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .19 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  OBI2666  Sisyrinchium bellum Melvin Henley 1971-2-19 8 San Luis Obispo In an empty lot at 1120 Orcutt Rd. San Luis Obispo 61 Comment
  RSA304201  Sisyrinchium bellum James R. Shevock 1972-3-29 1499 San Luis Obispo 5 miles north of Hearts Castle, Highway 1 15 Comment
  UC454431  Smilacina racemosa Unangst and Roadhouse 1906-4-21 San Luis Obispo See Canyon Comment
  PASA1233  Smilacina sessilifolia 1928-5-12 San Luis Obispo Woods near Templeton Comment
  OBI34334  Solanum americanum David J. Keil, Eric Wise 1983-8-30 17904 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI53863  Solanum douglasii Arthur W. Hazebrook 1992-7-7 130 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes. On penninsula in little oso Flaco Lake and along lake edges Comment
  SBBG34868  Solanum douglasii Mrs. R. W. Summers -Sep-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCD126885  Solanum douglasii Ernest C. Twisselmann 1965-11-2 11692 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 6 Comment
  UCR122132  Solanum douglasii George K. Helmkamp, E. A. Helmkamp 2000-4-21 5442 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI78477  Solanum umbelliferum Craig Woods 1978-4-3 34 San Luis Obispo Carrizo Plain, 1 mi NW of Soda lake San Diego cr rd, 1/4 mi W of sim soda lake san diego cr rd 594 Comment
  RSA140210  Solanum umbelliferum Clare B. Hardham 1958-4-20 3056 San Luis Obispo Paso Robles city limits Fresno Street. Comment
  SBBG54996  Solanum umbelliferum K. R. Neisess 1976-2-22 San Luis Obispo W side of See Cyn Rd Comment
  SBBG107893  Solanum xanti C. B. Hardham 1958-4-16 3035 San Luis Obispo Peachy Cyn Rd, 0.5 mi W of Paso Robles Comment
  CDA17849  Solidago californica A. Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park; South of Hazard Canyon 0 Comment
  OBI15457  Solidago confinis F. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  UCR264555  Solidago confinis Mark A. Elvin, Jason Storlie 2014-10-10 7701 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, '3-Pond West' in '3-Pond Valley,' 550 m from the south boundary of the refuge 15 Comment
  UCSB12263  Solidago confinis Haller, John 1961-6-1 San Luis Obispo Oso Flaco Lake, 3.6 mi W of California state highway 1, 0.5 mi inland from ocean, about 5 mi S of Oceano Comment
  CAS-BOT-BC365333  Solidago confinis Delzie Demaree 1938-8-23 18100 San Luis Obispo Oso Flaco Lake, P.O. Guadalupe Comment
  JEPS31030  Solidago confinis Ernest C. Twisselmann 1959-11-2 5892 San Luis Obispo Shandon 4 Comment
  SEINET11801800  Solidago confinis Unknown 1938-1 18100 San Luis Obispo Oso Flaco Lake, P.O. Guadulupe Comment
  OBI31322  Solidago velutina subsp. californica Joy Nishida 1982-8-12 518 San Luis Obispo American Cyn campground Comment
  RSA166685  Sonchus asper M. A. Piehl 1962-5-23 62299 San Luis Obispo Picnic area just N of Oso Flaco Lake. 6 Comment
  OBI65009  Sonchus asper subsp. asper Greg Wilvert 2005-4-5 153 San Luis Obispo SE half of the Caliente Range. Wells spring Comment
  OBI15383  Sonchus oleraceus Betty Sheehan 1957-10-11 8 San Luis Obispo Cal Poly Campus, Science bldg Comment
  OBI59119  Sorghum bicolor David J. Keil 1998-9-4 28119 San Luis Obispo 2 miles W of junction with Bitterwater Rd. along Hwy 46. Comment
  LA211700  Sparganium eurycarpum var. eurycarpum Mark A. Elvin; Richard A. Burgess 2014-10-10 7703 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes; "3-Pond West" in "3-Pond Valley," no standing water present, 500 meters from the south boundary of the Refuge. 15.0 Comment
  UCR140115  Spergula arvensis subsp. arvensis George K. Helmkamp 2004-2-11 8285 San Luis Obispo Central Coast, Nipomo Mesa, Willow Rd, 0.6 mi east of Calif. Hwy 1 125 Comment
  OBI51407  Spergularia bocconi Jan Barber 1994-5-8 164 San Luis Obispo San Simeon State Park Comment
  OBI17386  Spergularia macrotheca Rene Accornero 1957-5-26 110 San Luis Obispo At Morro Bay near Abolone camp Comment
  UCSB44354  Spergularia macrotheca Brownell, Kathleen 1979-4-20 San Luis Obispo Highway 1, 3 miles south of Hearst Castle Turnoff 30 Comment
  SBBG94124  Spergularia rubra S. A. Junak 1990-4-17 4166 San Luis Obispo just N of USFS Rd 29S11.3, 0.1 mi W of W boundary sign for Cuesta Ridge Botanical Area, 5.3 mi W of Hwy 101 783 Comment
  OBI083625  Spergularia villosa David J. Keil, Travis Barrett 2016-5-23 33841 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 10. Locally common in bed of dirt road and on scrapes on open, annual-weed-dominated hillside. 120 Comment
  SBBG87997  Spiranthes romanzoffiana J. Sainz 1985-6-27 San Luis Obispo bordering parking lot between hwy and beach bluffs near Arroyo de la Cruz Comment
  OBI36863  Stachys ajugoides Eric Wise 1981-9-17 1105 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 plant Comment
  UCLA71588  Stachys ajugoides var. ajugoides C. Epling, Mrs. Epling Aug 1 1935-Aug 15 1935 San Luis Obispo Morro Bay Comment
  UC1595576  Stachys bullata W. Wisura 1992-4-25 4716 San Luis Obispo e Morro Bay (San Bernardo Creek Ranch) Comment
  OBI73016  Stachys pycnantha David J. Keil 2000-9-7 s.n. San Luis Obispo Santa Margarita Ranch Comment
  SBBG133023  Stachys pycnantha D. Keil 2000-9-7 s.n. San Luis Obispo Santa Margarita Ranch Comment
  UC456142  Stachys pycnantha E. P. Unangst 1906-9-9 San Luis Obispo Upper Reservoir San Luis Obispo. Comment
  POM98563  Stachys rigida subsp. quercetorum P. A. Munz 1925-3-24 9226 San Luis Obispo Morro Creek. 152 Comment
  OBI48249  Stebbinsoseris heterocarpa David J. Keil 1989-5-3 21212 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
  SBBG93870  Stebbinsoseris heterocarpa S. A. Junak, T. Ayers 1989-6-22 4081 San Luis Obispo S side of main rd at W boundary of Cuesta Ridge Botanical Area, ca. 10 mi W of US Hwy 101 749 Comment
  JEPS36354  Stebbinsoseris heterocarpa W. L. Jepson 1927-4-26 12009 San Luis Obispo n of the La Panza-Simmler Road on road to Cholame Comment
  JEPS74781  Stebbinsoseris heterocarpa L. R. Heckard, T. I. Chuang, and R. C. Bacigalupi 1975-4-24 3989 San Luis Obispo Cholame Road ca 10 mi n of Route 58 w Simmler 609 Comment
  UCR140102  Stellaria media George K. Helmkamp 2004-2-6 8249 San Luis Obispo Central Coast, Oso Flaco Lake Road, 0.5 mi east of the lake 9 Comment
  OBI17394  Stellaria nitens Robert F. Hoover 1947-3-26 6733 San Luis Obispo Price Cyn (just S of) Comment
  SD227787  Stellaria nitens G. K. Helmkamp, E. A. Helmkamp 1998-4-8 3242 San Luis Obispo Soda Lake Rd ad Arrowbear Trail (vic. Of California Valley, ca. 5 mi NW of Soda Lake). 609 Comment
  CDA11605  Stenotaphrum secundatum G. F. Hrusa, Marg. Griffiths, T. D. Wilfred 1995-6-22 12428 San Luis Obispo Cultivated Plants; St. Augustine grass. Cultivated as lawn grass at Casitas Lane, Oceano. Brought here from florida in late 1970's and quickly filled entire yard. Well-established. Comment
  LA211681  Stephanomeria elata Mark A. Elvin; 2014-9-16 7638 San Luis Obispo SANTA MARIA RIVER VALLEY, Guadalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes; North of Santa Maria River, west of Guadalupe, 3-Pond Valley, near the middle. 17.0 Comment
  OBI35459  Stephanomeria elata Melody Dickens 1980-8-15 53 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  UCR265755  Stephanomeria elata Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7638 San Luis Obispo Central Coastal: Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, 3-Pond Valley, near the middle 17 Comment
  CAS-BOT-BC375290  Stephanomeria exigua subsp. carotifera Ernest C. Twisselmann 1959-8-5 5564 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, summit of Choice Valley 655 Comment
  CAS-BOT-BC375295  Stephanomeria exigua subsp. carotifera R. F. Hoover 1967-9-13 10865 San Luis Obispo Oso Flaco Lake Comment
  UCD136299  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6929 San Luis Obispo San Luis Obispo County: opposite Belleview-Santa Fe School House on Ontario road, north of Avila Beach. Comment
  UCD136311  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-20 7076 San Luis Obispo San Luis Obispo County: near summit of Hi Mountain, soth of Pozo. On north and west slope. Comment
  OBI56541  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 C San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of Rock Front Ranch, N of Hwy 166. Comment
  UC2027495  Stipa brachychaeta David J. Keil 2013-4-19 31584 San Luis Obispo San Luis Obispo. 1359 Madonna Road and Pereira Drive. Comment
  OBI56462  Stipa cernua David J. Keil, with V. L. Holland 1999-4-27 28261 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  SEINET10603815  Stipa cernua Marcus E. Jones 1882-5-6 Jones 3233 San Luis Obispo Comment
  OBI8067  Stipa lepida Penelope Blackmer 1973-4-5 14 San Luis Obispo Between Pennington Crk and fence which marks W border of Bio reserve Comment
  OBI71120  Stipa lepida David J. Keil 1991-5-18 21552 San Luis Obispo C.T. ranch on E and N outskirts of Cambria 100 Comment
  OBI5602  Stipa pulchra Sharon Jochums 1974-4-3 60 San Luis Obispo W of hwy 1 S of Piedras Blancas Point Comment
  SBBG112836  Streptanthus albidus subsp. peramoenus C. B. Hardham 1961-4-17 6830 San Luis Obispo Pine Mtn, N of Cambria Comment
  SBBG117992  Streptanthus albidus subsp. peramoenus M. Wetherwax, E. Painter, J. Froland 2000-4-10 SLO 103 a San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  UC402740  Streptanthus albidus subsp. peramoenus J. E. Roadhouse May 1905 326 San Luis Obispo Comment
  SD244653  Streptanthus glandulosus subsp. glandulosus David Keil, Rhonda Riggins, D. R. Miller 1998-5-27 27505 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak. West facing. 730 Comment
  CAS-BOT-BC376048  Stylocline gnaphaloides R. F. Hoover 1947-3-26 6748 San Luis Obispo Price Canyon (just s. of) Comment
  CAS-BOT-BC376049  Stylocline gnaphaloides R. F. Hoover 1969-5-3 11299 San Luis Obispo Upper Arroyo Grande Comment
  UC57576  Stylocline gnaphaloides J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  OBI34236  Suaeda californica David J. Keil 1983-1 San Luis Obispo Comment
  RSA770191  Suaeda taxifolia David J. Keil 1999-5-20 28349 San Luis Obispo Pismo Beach. Along Cypress Street. Comment
  OBI31012  Symphoricarpos mollis Julie M. Vanderwier 1978-5-28 74 San Luis Obispo Indian Knob Tar Sands Comment
  OBI59815  Symphyotrichum subulatum var. squamatum David J. Keil 2001-11-14 29735 San Luis Obispo Arroyo Grande, along western side of North Oak Park Boulevard just southwest of junction with Noyes Road and Old Oak Park Road (35.1413?N, 120.5995?W). 37 Comment
  OBI58474  Systenotheca vortriedei David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27504 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak (35 deg. 43.568' N x 121 deg. 07.575' W) 732 Comment
  CDA21195  Tamarix parviflora M. Lea 2007-4-4 PDR 1450404 San Luis Obispo South Coast Ranges; Salinas River just N of Hwy 46 E. 0 Comment
  UC1122139  Tamarix parviflora G. T. Nordstrom 1937-5-5 1180 San Luis Obispo 1.1 mo sw German Church; Adelaida Quad. Comment
  SBBG130687  Tamarix ramosissima D. J. Keil 2012-7-18 31452 San Luis Obispo Santa Maria River bed at Hwy 1 bridge, just N of Guadalupe and Santa Barbara County line 22 Comment
  OBI56715  Taraxacum officinale David J. Keil 1998-5-20 27332 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  CHSC118615  Taraxia ovata Richard R. Halse 2016-3-21 9659 San Luis Obispo Along State Hwy. 1 at a vista point, ca. 11.8 miles north of San Simeon. 2 Comment
  UC2013204  Tecomaria capensis Dana Richards 1983-11-10 9 San Luis Obispo CAL Poly San Luis Obispo. Comment
  SEINET12086548  Thalictrum fendleri Unknown 1895-1 s.n. San Luis Obispo Arroyo Grande Comment
  OBI64729  Thalictrum fendleri var. polycarpum D. R. Miller, S. G. Ayres & G. Edmunson 1995-4-23 495 -566 San Luis Obispo Pine Mt Region. In middle of Tobacco crk, below stag Flats (Cline cabin area) 366 Comment
  CAS-BOT-BC399833  Thalictrum polycarpum Clare B. Hardham 1956-4-28 578 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  UCR81091  Thelypodium lemmonii G. Fred Hrusa, J. A. Hart 1993-4-6 10698 San Luis Obispo Inner South Coast Range, Carrizo Plain, S end of Soda Lake on E side 610 Comment
  OBI54330  Thermopsis californica var. californica D. R. Miller 1991-5-31 915 -5 San Luis Obispo Coles S orchard. W slope of LittlePine Mt. 2 km off ridge rd from between Pine and Little Pine Mt 800 Comment
  UCSB24844  Thermopsis californica var. californica Turpin, W. 1966-4-23 San Luis Obispo East side of Old Morro Rd., 1.1 mi. from junction with Hwy. 41, Santa Lucia Mountains 76 Comment
  CAS-BOT-BC66627  Thysanocarpus curvipes Alice Eastwood; John Thomas Howell 1937-4-30 4146 San Luis Obispo Huasna District. Comment
  CAS-BOT-BC66638  Thysanocarpus curvipes R. F. Hoover 1967-4-5 10343 San Luis Obispo 19 miles east of Creston on La Panza road, on a branch of Navajo Creek. Comment
  OBI14860  Thysanocarpus curvipes Robert F. Hoover 1967-4-5 10343 San Luis Obispo 19 mi E of Creston on La Panza Rd, on a branch of Navajo Crk Comment
  OBI37880  Thysanocarpus curvipes subsp. elegans David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18619 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
  RSA649311  Thysanocarpus laciniatus Sally Hawn 1971-5-8 105 San Luis Obispo About 19 miles W of G14 turnoff onto Nacimiento-Furgusson Road. 457 Comment
  RSA0039784  Torilis nodosa LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6442 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-BC377134  Tragopogon porrifolius Ernest C. Twisselmann 1963-6-7 8382 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carter Place, Choice Valley 640 Comment
  OBI8644  Tribulus terrestris Robert F. Hoover 1964-7-9 9122 San Luis Obispo Santa Margarita, along railway Comment
  UC573266  Trichostema lanatum T. M. Hendrix 1937-6-3 247 San Luis Obispo 3.4 mi SW of Navajo 853 Comment
  OBI8502  Trichostema lanceolatum R. D. McCall 1978-9-30 1 San Luis Obispo Paso Robles, 3 mi from bridge on Creston Rd Comment
  UC1541189  Trichostema lanceolatum Jerry Copeland 1973-9-22 1032 San Luis Obispo Sierra Madre Road,, 0.3 mi S of Highway 166 Comment
  UCSB57237  Trichostema lanceolatum Ryan, P.; Penkala, B. 1987-7-17 San Luis Obispo In East Branch of Huerhuero Crk; ca. 2 miles south of Creston on O'Donovan Rd 335 Comment
  OBI31564  Trifolium Joy Nishida, Robert Allen 1982-4-10 217 San Luis Obispo American Cyn campgrund 536 Comment
  UC1129945  Trifolium albopurpureum var. albopurpureum W. A. Peterson 1937-4-2 659 San Luis Obispo 1.5 mi nnw La Panza Ranch; La Panza quadrangle 518 Comment
  UC1583602  Trifolium albopurpureum var. albopurpureum David Keil with Lynne Dee Oyler 1986-5-21 19517 San Luis Obispo 3.6 mi s Santa Margarita (Santa Margarita Ranch, along Ranch Rd, in area that was locally the e boundary of the Las Pilitas fire of July 1985); Eastern base of Santa Lucia Mtns Comment
  OBI12708  Trifolium barbigerum Robert F. Hoover 1952-5-10 8166 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) Comment
  OBI12711  Trifolium barbigerum Robert F. Hoover 1965-5-22 9401 San Luis Obispo Cambria, N of town Comment
  SBBG95631  Trifolium ciliolatum D. Keil with V. L. Holland 1986-5-26 19577 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  SEINET7062831  Trifolium ciliolatum A. G. Vestal s.n. San Luis Obispo In a hollow southeast of Paso Robles and south of Route 41 [presently Route 46]. (WGS84/NAD83). [edge of Salinas River]. UTM Zone 10, 709863mE, 3942565mN. 219 Comment
  UC454725  Trifolium ciliolatum Unangst and Roadhouse 1906-4-21 621 San Luis Obispo See Canyon Comment
  UCD67207  Trifolium ciliolatum G. F. Hrusa 1995-5-2 12257 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. SE base of Peak 3. 500 Comment
  POM278606  Trifolium depauperatum Lyman D. Benson 1937-4-4 8091 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  JEPS65714  Trifolium depauperatum var. amplectens Frank W. Peirson 1925-3-24 5668 San Luis Obispo Morro Creek Divide Santa Lucia Mtns 426 Comment
  UC52297  Trifolium depauperatum var. truncatum Rev. R. W. Summers 1884-5-10 San Luis Obispo Comment
  UCR24782  Trifolium fragiferum George K. Helmkamp 1981-6-21 s.n. San Luis Obispo Central Coast, N side of roadside corner where Turri Road ends at Morro Bay, between Morro Bay State Park and Baywood Park 9 Comment
  POM308267  Trifolium fucatum var. fucatum Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 3116 San Luis Obispo Highway 41, Templeton, Cambria. Comment
  UCSB31440  Trifolium macraei Bailey, Jon 1978-4-14 San Luis Obispo Next to California Highway 1, 2 miles north of Vista Point 91 Comment
  OBI38331  Trifolium microcephalum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18613 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
  OBI57906  Trifolium microcephalum David J. Keil, with V. L. Holland 1999-4-27 28282 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  OBI12655  Trifolium obtusiflorum Robert F. Hoover 1947-5-9 7136 San Luis Obispo Calf Canyon Comment
  OBI57919  Trifolium subterraneum David J. Keil 1998-4-2 26528 San Luis Obispo East-West Ranch, Cambria Comment
  OBI66717  Trifolium subterraneum David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29762 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  SD244714  Trifolium subterraneum David Keil 1998-5-18 27297 San Luis Obispo North of Cayucos between Highway 1 and ocean north of Point Estero, just south of China Harbor Comment
  OBI64815  Trifolium variegatum David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29414 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  OBI75559  Trifolium variegatum var. major Robert F. Hoover 1967-4-12 10421 San Luis Obispo Upper Arroyo Grande