Search Results — 2000 specimen records retrieved (1167 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET10924521 Image available Abronia minor Edward Palmer 1876-7-10 Palmer 521 San Luis Obispo M [?], 25 m. N.E. of San Luis Obispo, California. Comment
  JEPS13567  Abronia pogonantha Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5201 San Luis Obispo 1.6 mi n of junction Creston La Plaza road (along upper part of Cammatti Canyon road.) 405 Comment
  CDA17679  Abronia umbellata Austin Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de la Cruz; N side of point Sierra Nevada at mouth of Arroyo de la Cruz. 0 Comment
  OBI73178  Acacia mearnsii Matt Ritter 2010-1-16 5017 San Luis Obispo Steet tree in SLO Comment
  UCR223631  Acacia melanoxylon A. C. Sanders 2011-2-21 38734 San Luis Obispo Central Coast, Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  OBI10250  Acaena pinnatifida Robert F. Hoover 1950-5-30 7945 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  UC18106  Acer negundo var. californicum W. H. Brewer 1861-4-12 433 San Luis Obispo Arroyo Grande Comment
  SBBG83116  Achillea millefolium C. F. Smith 1962-8-7 8046 San Luis Obispo Oso Flaco Lake Comment
  SBBG83150  Achillea millefolium C. F. Smith 1957-10-16 5644 San Luis Obispo Dune Lakes, S of Oceano Comment
  UC455805  Achillea millefolium unknown 103 San Luis Obispo Poly Canon Comment
  RSA129146  Achnatherum speciosum L. R. Short, I. H. Johnson 1934-4-27 20998 San Luis Obispo [Unspecifed] 976 Comment
  OBI64424  Achyrachaena mollis David J. Keil 2001-4-12 29294 -1 San Luis Obispo Campus of California Polytechnic State University. Hillside above bull test area near mouth of Poly Canyon Comment
  SEINET11854797  Achyrachaena mollis Unknown 1936-1 12966 San Luis Obispo Cuesta Pass Comment
  OBI81003  Acmispon brachycarpus David J. Keil 2015-2-21 32676 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
  UCD104091  Acmispon brachycarpus J. M. Tucker 1963-4-11 3677 San Luis Obispo San Luis Obispo County: North side of State Highway 41, 15.1 miles (by road) east of Cambria. Comment
  SDSU20247  Acmispon cytisoides Michael G. Simpson, David Keil, CNPS participants 2012-6-8 3690 San Luis Obispo Coastal bluff, ca. 0.3 mile south of Arroyo de la Cruz, west of Hwy. 1. 12 Comment
  SBBG118425  Acmispon glaber M. Wetherwax, E. Painter 2003-6-23 CR 461 San Luis Obispo Suphur Spring Rd; Camp Roberts 240 Comment
  SBBG18094  Acmispon heermannii var. orbicularis C. B. Hardham 1960-6-17 6181 San Luis Obispo Cambria Comment
  SBBG30635  Acmispon heermannii var. orbicularis T. L. Secrest 1949-5-28 San Luis Obispo Cambria Comment
  UCD103763  Acmispon junceus var. biolettii G. F. Hrusa 1995-5-28 12296 San Luis Obispo San Luis Obispo County: Ridge immediately SW of Radio Facility 2 (Peak 1). Black Butte Research Natural Area. 600 Comment
  OBI13058  Acmispon junceus var. junceus Robert F. Hoover 1965-6-17 9434 San Luis Obispo Santa Lucia Range. Ridge NW of Cuesta Pass Comment
  OBI13016  Acmispon wrangelianus Eben McMillan 1952-4-2 34 San Luis Obispo Palo Prieta Cyn, 5 mi SE Cholame Comment
  CDA274  Acourtia microcephala T. C. Fuller 1962-7-19 9248 San Luis Obispo Highway to Creston, 3.2 miles northeast of Santa Margarita. 0 Comment
  CAS-BOT-BC391668  Actaea rubra Clare B. Hardham 1957-4-19 1684 San Luis Obispo Santa Lucia Mountains. Paso Robles Creek, York Mt. Rd. Comment
  UC1296067  Adenostoma fasciculatum R. F. Hoover 1964-6-5 8912 San Luis Obispo ridge s.e. Cuesta Pass; Santa Lucia Range Comment
  SBBG2874  Adenostoma sparsifolium R. Hoffmann 1927-10-15 San Luis Obispo Cuyama Valley, 30 mi from Santa Maria Comment
  UC555309  Adenostoma sparsifolium Ralph Hoffmann 1927-10-15 San Luis Obispo Cuyama Valley 30 mi. from Santa Maria; Cuyama Valley Comment
  RSA43005  Adenostoma sparsifolium Robert F. Hoover 1946-8-17 6297 San Luis Obispo Upper Arroyo Grande, 5 mi. above County Park. Comment
  SBBG107865  Adiantum aleuticum C. B. Hardham 1958-1-2 2784 San Luis Obispo 0.5 mi N of San Carpoforo Crk Comment
  OBI33656  Adiantum jordanii Robert J. Rodin 1959-3-18 6319 San Luis Obispo North side of Bishop Peak Comment
  CAS-BOT-BC68933  Adiantum jordanii M. M. Miles 1880-1-1 16 San Luis Obispo Santa Lucia Range Comment
  OBI1103  Adiantum jordanii Richard E. Simpson 1960-5-15 160 San Luis Obispo Collected on the northside of Hollister Peak Comment
  OBI82543  Agoseris grandiflora David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33492 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  CAS-BOT-BC22425  Agoseris grandiflora var. grandiflora D. Bates 1960-5-14 2415 San Luis Obispo 0.4 miles above Routzahn Co. Park Comment
  OBI73411  Agoseris heterophylla David J. Keil 2010-6-1 30817 San Luis Obispo La Panza Mountains. Red Hill Road, just south of junction with Highway 58. 610 Comment
  OBI77376  Agoseris heterophylla var. cryptopleura Joy Nishida, Ginger King and Julie Oxford 1982-5-1 357 San Luis Obispo American Cyn campground Comment
  UC126850  Agoseris heterophylla var. cryptopleura Benj. Cobb 1907-1-1 20 San Luis Obispo near Paso Robles Comment
Read comments
May 11 2011
  UC463292  Agoseris heterophylla var. cryptopleura Roxana S. Ferris 1929-4-13 7506 San Luis Obispo 3 mi s Paso Robles Comment
  OBI17133  Agoseris heterophylla var. cryptopleura Robert F. Hoover 1947-3-30 6817 San Luis Obispo Summit between Middle and E branches of Huerhuero Crk Comment
  JEPS51972  Agoseris hirsuta Ernest C. Twisselmann 1965-11-2 11688 San Luis Obispo just n, along bluffs San Simeon Beach State Park Comment
  CAS-BOT-BC127024  Agrostis exarata Ernest C. Twisselmann 1965-11-2 11705 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 12 Comment
  CAS-BOT-BC127031  Agrostis exarata R. F. Hoover 1948-5-5 7523 San Luis Obispo Oak Park district. Comment
  CDA11467  Agrostis hooveri G. F. Hrusa 1995-5-28 12229 San Luis Obispo Black Butte Research Natural Area. Ridge immed. WNW of Peak 2. Comment
  CAS-BOT-BC139375  Agrostis hooveri R. F. Hoover 1969-6-5 11367 San Luis Obispo Oak Park District, Arroyo Grande. Comment
  OBI22533  Agrostis hooveri Robert F. Hoover 1969-6-5 11367 San Luis Obispo Oak Park district, Arroyo Grande Comment
  OBI75681  Agrostis hooveri Robert F. Hoover 1948-6-29 7549 San Luis Obispo Summit on road between Arroyo Grande and Huasna district Comment
  OBI56989  Agrostis pallens David J. Keil 1995-5-23 25202 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI58855  Ailanthus altissima David J. Keil 1998-6-5 27630 San Luis Obispo Lower slopes of Caliente range on road to Selby camp near old farm. 3.5 mi SE from Soda Lake Rd Comment
  OBI47373  Albizia lophantha David J. Keil 1985-3-26 18475 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  SD249184  Allenrolfea occidentalis David Keil 1988-9-16 21130 San Luis Obispo Vicinity of intersection of CA 46 and CA 41 east of Cholame Flat valley area with salty soils. Comment
  OBI62988  Allium crispum D. R. Miller 1994-4-30 494 .274 San Luis Obispo Pine Mt Region. Next to Tobacco Rd near crk crossing; tobacco crk drainage 378 Comment
  OBI21229  Allium haematochiton Neil Havlik 1967-5-22 67 San Luis Obispo 1 mi S of US 101, in Reservoir Cyn 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
  CAS-BOT-BC135840  Allium hickmanii Lewis S. Rose 1936-3-19 36080 San Luis Obispo San Simeon 6 Comment
  OBI21227  Allium hickmanii Robert F. Hoover 1952-5-10 8164 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) on mesa summit Comment
  OBI72755  Allium hickmanii Michael Walgren 2010-4-14 111 San Luis Obispo San Simeon State Park, between Little Pico Creek and San Simeon Point, northwest of Broken Bridge Creek and south of Hwy 1 Comment
  UC1296353  Allium hickmanii R. F. Hoover 1952-5-10 8164 San Luis Obispo on mesa summit just s mouth of Arroyo de la Cruz Comment
  OBI66959  Allium howellii var. howellii David J. Keil, with Kathleen A. Keil 2001-4-20 29351 San Luis Obispo California Valley near intersection of Belmont Trail and Clarksburg Road 591 Comment
  RSA43142  Allium lacunosum var. lacunosum Robert F. Hoover 1947-5-12 7163 San Luis Obispo West base of Mount Bishop near San Luis Obispo Comment
  OBI21213  Allium peninsulare var. peninsulare Neil Havlik 1968-4-6 147 San Luis Obispo On hill on W side of Carrizo plain, due W of S end of Soda Lake Comment
  RSA140797  Allium unifolium Clare B. Hardham 1960-4-21 5502 San Luis Obispo Santa Barbara Road, Atascadero. Santa Lucia Mountains. Comment
  RSA140799  Allium unifolium Clare B. Hardham 1960-5-5 5742 San Luis Obispo Pine Mountain. Santa Lucia Mountains 762 Comment
  SBBG107694  Allophyllum gilioides C. B. Hardham 1961-3-29 6685 San Luis Obispo Cottonwood Pass E of Cholame 609 Comment
  UC5356  Alnus rhombifolia Mrs. Blochman 1894-1-1 San Luis Obispo Santa Maria Comment
  UCD97177  Amaranthus albus Ernest C. Twisselmann 1958-8-17 4677 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern part of county, Shandon. 655 Comment
  RSA518221  Amaranthus blitoides Steven A. Junak, Tina J. Ayers 1989-7-14 4118 San Luis Obispo Los Padres Nat. Forest, Cuesta Ridge Botanical Area: Extreme N edge of Botanical Area, at end of powerline road 0.4 mile SW of intersection with tassajera creek road; intersection of Hwy 101 506 Comment
  RSA164137  Amaranthus retroflexus E. C. Twisselmann 1963-9-14 8978 San Luis Obispo Dorothy Twisselmann Ranch 671 Comment
  RSA778557  Ambrosia acanthicarpa David J. Keil, V. L. Holland 1988-9-9 21115 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  CAS-BOT-BC273095  Ambrosia salsola R. F. Hoover 1967-6-4 10604 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC273098  Ambrosia salsola R. F. Hoover 1950-4-14 7836 San Luis Obispo N. end of Elkhorn Plain Comment
  CAS-BOT-BC135660  Amelanchier utahensis R. F. Hoover 1950-6-5 7980 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  CDA17513  Ammophila arenaria Austin Griffiths 1980-7-2 s.n. San Luis Obispo Oceano Dunes; Dune crest mass along E margin of sand dunes, just above stabilized area, W of bordering drainage canal, ca. 2 mi. S of Oceano. Comment
  UCR264561  Ammophila arenaria Mark A. Elvin, Jason Storlie 2014-10-10 7648 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, small swale/water hole c. 100 m NNW of Myrtle Pond, 250 m from Pacific Ocean 8 Comment
  RSA121732  Amorpha californica H. C. Lee 1936-5-15 15619 San Luis Obispo 1 mile S.E. of Lmoa Pelona School. 198 Comment
Read comments
May 19 2013
  UCR160905  Amsinckia Don Pendleton 1992-3-15 92- 05 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  CAS-BOT-BC222367  Amsinckia douglasiana Lincoln Constance; Alan A. Beetle 1940-3-22 2539 San Luis Obispo California Inner Coast Ranges. Near San Juan Creek, Syncline Hill, 5 miles east of La Panza 548 Comment
  RSA0090912  Amsinckia furcata J. R. Shevock, Jack Zaninovich 1983-3-30 10222 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 16.3 miles northwest from California highway 33/166. 244 Comment
  OBI20679  Amsinckia furcata Eben McMillan 1952-3-21 4 San Luis Obispo Polonio Pass, 5 mi NE of Cholome Comment
  OBI75837  Amsinckia menziesii Al Lindholm 1971-4-24 222 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. 1/2 mi SE of Geode Mtn Comment
  OBI79182  Amsinckia menziesii David J. Keil, with CNPS field trip 2012-4-7 31251 San Luis Obispo Shell Creek Road north of Highway 58 465 Comment
  UCD147065  Amsinckia menziesii Rachelle Boul; M. Gogol-Prokurat 2008-3-19 CARR 28 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains, on BLM land west of Chimineas Ranch. 731 Comment
  OBI66946  Amsinckia menziesii David J. Keil, with Kathleen A. Keil 2001-4-20 29365 San Luis Obispo Salt Canyon. Ca. 15 miles north of Highway 58 along Bitterwater Road, Vicinity of 35.55362 deg. N x 120.10450 deg. W 529 Comment
  OBI77706  Amsinckia menziesii David J. Keil 1998-5-4 27053 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  CAS-BOT-BC26776  Amsinckia pleurocarpa Alice Eastwood 1927-4-8 14339 San Luis Obispo Nipomo Mesa Comment
  RSA70713  Amsinckia spectabilis L. S. Rose 1950-5-13 50123 San Luis Obispo Oso Flaco Lake region Comment
  SBBG34870  Amsinckia spectabilis Mrs. R. W. Summers -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SD41398  Amsinckia spectabilis Edith A. Purer 1931-8-6 San Luis Obispo Oceano Comment
  POM369902  Amsinckia spectabilis Dana Krempels 1981-4-13 36 -DK San Luis Obispo San Simeon Arcres, off Hwy 1, overlooking south shore of Pico Creek, 20 meters from high tide mark, at sea level 0 Comment
  UC1284993  Amsinckia spectabilis var. microcarpa R. F. Hoover 1947-3-19 6689 San Luis Obispo n of Arroyo Grande (head of Carpenter Canyon); Carpenter Canyon Comment
  UCR6690  Amsinckia tessellata Frank C. Vasek 1965-3-26 650326- 21 San Luis Obispo Temblor Range, Temblor (Recruit) Grade, west of Crocker Summit Comment
  OBI8523  Amsinckia tessellata Craig Woods 1978-3-23 9 San Luis Obispo Carizzo Plain, 1 mi S of the jctn of hwy 58 and Sim soda lake san diego cr rd near the E.R. King ranch 610 Comment
  OBI20677  Amsinckia tessellata var. gloriosa Robert F. Hoover 1967-3-22 10270 San Luis Obispo Hills at W edge of Carrizo Plain, W of Simmler Comment
  OBI73219  Amsinckia tessellata var. gloriosa David J. Keil 2010-4-27 30724 San Luis Obispo La Panza Mountains, east side. Ca. 1 mile east of San Juan creek bridge on north side of Highway 58 Comment
  UC1061746  Amsinckia tessellata var. gloriosa W. A. Peterson 1937-3-15 608 San Luis Obispo 1 mi ene La Panza Ranch 472 Comment
  UC1925853  Amsinckia vernicosa David Keil 1998-6-5 27651 San Luis Obispo Caliente Range SE of Radio Towers on road to Cuyama Valley, 4.5 miles from junction Caliente Ridge Rd. Comment
  UC1178332  Amsinckia vernicosa var. vernicosa Ray and Chisaki 1952-4-11 K 116 A San Luis Obispo Fernandez Creek Comment
  UC547753  Amsinckia vernicosa var. vernicosa David D. Keck and J. Clausen 1935-4-9 3107 San Luis Obispo 5 mi e Cholame (on road to Lost Hills, summit of Polonio Pass, s tip of Diablo Range); Diablo Range, Polonio Pass 579 Comment
  RSA128066  Ancistrocarphus filagineus Clare B. Hardham 1958-4-16 3037 San Luis Obispo Peachy Canyon Road. Santa Lucia Mountains. Comment
  JEPS13556  Anemopsis californica rimo bacigalupi with G. T. Robbins and R. S. Ferris 1955-5-23 5183 San Luis Obispo 5.5 mi e of Paso Robles Airport ((Sherwood Field), along Huerhuero Creek, e of Tiahrt Ranch, 1.5 mi e of ranch house); Huerhuero Creek 274 Comment
  CAS-BOT-BC273166  Anisocarpus madioides R. F. Hoover 1964-5-12 8803 San Luis Obispo Upper Lopez Canyon Comment
  CAS-BOT-BC84625  Anthemis cotula Ernest C. Twisselmann 1954-6-5 1322 San Luis Obispo Soda Lake Road, 1 mile south of Simmler 609 Comment
  SBBG107251  Anthriscus caucalis C. B. Hardham 1956-4-19 464 San Luis Obispo Kiler Cyn, W of Paso Robles Comment
  OBI56446  Antirrhinum multiflorum David J. Keil 1999-5-27 28351 -1 San Luis Obispo Road along Cuesta Grade, ca. 2 miles east from US 101. Comment
  OBI9731  Antirrhinum multiflorum Robert F. Hoover 1966-7-13 9898 San Luis Obispo 5.5 mi SE of Santa Margarita; W of Salinas River opposite Pilitas Crk Comment
  POM99729  Antirrhinum ovatum Lorenzo Jared 1895-05 s.n. San Luis Obispo Estrella Comment
  SBBG107298  Apiastrum angustifolium C. B. Hardham 1959-6-10 4880 San Luis Obispo Old Crk-Toro Crk Rd Comment
  SBBG124276  Araujia sericifera D. Keil 2009-8-16 30635 San Luis Obispo slope above E side of San Luis Crk, just N of Madonna Rd freeway overcrossing 50 Comment
  OBI5361  Arbutus menziesii Robert J. Rodin 1972-2-12 8746 San Luis Obispo South side of Coon crk, in Montana de Oro state park Comment
  OBI48176  Arbutus menziesii David J. Keil 1988-4-2 s.n. San Luis Obispo East of head of Arroyo del Oso, Se of Cinnabar Hill Comment
  CAS-BOT-BC409999  Arceuthobium campylopodum R. F. Hoover 1946-9-22 6448 San Luis Obispo Cambria Comment
  OBI32093  Arctostaphylos David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14437 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  CAS-BOT-BC23570  Arctostaphylos crustacea R. F. Hoover 1965-2-28 9334 San Luis Obispo Trail to Cerro Alto from Cerro Alto Camp. Comment
  CAS-BOT-BC25032  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1331 San Luis Obispo Santa Lucia Mtns. near coast along upper S side of Arroyo de la Cruz on Hearst Ranch. 30 Comment
  JEPS86589  Arctostaphylos cruzensis L. R. Heckard with Jim Hickman et al. 1987-4-11 6654 San Luis Obispo slopes ca 1/4 mi e Arroyo de la Cruz (0.5 mi back from ocean, n of San Simeon) 91 Comment
  RSA381144  Arctostaphylos cruzensis Roman Gankin 1966-2-16 645 San Luis Obispo North of Arroyo de los Chinos, 10.7 miles north of San Simeon. Comment
  SEINET11989165  Arctostaphylos glandulosa f. cushingiana R. Gankin, Hildreth, W. R. 1967-1 1134 San Luis Obispo 0.4 mi SE of Pozo summit Comment
  OBI14691  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1963-10-26 8609 San Luis Obispo Trail to Machesna Mt, La Panza range Comment
  OBI14692  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1963-10-26 8606 San Luis Obispo Trail to Machesna Mt, La Panza range Comment
  RSA0040400  Arctostaphylos glandulosa subsp. cushingiana LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6299 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  RSA167729  Arctostaphylos glandulosa subsp. cushingiana R. F. Thorne, Percy C. Everett 1963-4-20 31604 San Luis Obispo On Cuesta Ridge, about 4 miles SE of Cuesta Summit. 854 Comment
  CAS-BOT-BC23084  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8607 San Luis Obispo Taril to Machesna Mt., La Panza Range. Comment
  UC1120330  Arctostaphylos glandulosa subsp. glandulosa T. M. Hendrix 1939-5-17 1036 San Luis Obispo 1.3 mi wnw Yeary Ranch; Los Padres National Forest, Branch Mt. Quadrangle Comment
  UC1488831  Arctostaphylos glauca Lyda W. Edge 1972-4-5 114 San Luis Obispo Willow Creek rd near Adelaida Comment
  CAS-BOT-BC24620  Arctostaphylos glauca R. F. Hoover 1947-1-4 6583 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park. Comment
  UC57557  Arctostaphylos glauca J. H. Barber 1901-1-31 A 3 San Luis Obispo Peachey Canyon Paso Robles Comment
  OBI14686  Arctostaphylos hearstiorum Robert F. Hoover 1959-4-3 8492 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on STate hwy 1, above site of former Washington School Comment
  SD71290  Arctostaphylos hookeri R. F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz, on hill top. Comment
  CAS-BOT-BC39009  Arctostaphylos luciana R. F. Hoover 1964-1-11 8621 San Luis Obispo Ridge west of bend of Lopez Canyon, in shale. Comment
  SBBG17455  Arctostaphylos luciana C. B. Hardham 1960-4-16 5434 San Luis Obispo Klau Mine, Adelaida District, W of Paso Robles Comment
  UCD51733  Arctostaphylos luciana Roman Gankin 17 Fen 1966 663 San Luis Obispo Ca. 2 miles east of Cuesta Pass off U.S. Highway 101. Comment
Read comments
Mar 13 2017
  RSA123385  Arctostaphylos luciana F. H. Raymond 1930-12-20 134 San Luis Obispo 1/2 mile E of Cuesta. 609 Comment
  RSA254308  Arctostaphylos luciana Gary D. Wallace 1975-5-11 1434 San Luis Obispo Santa Lucia Mountains, east of Cuesta Pass along forest service rd. 1.8 mi E of Hwy 101 toward radio towers. 640 Comment
  UCSB28391  Arctostaphylos luciana Hardham, Clare 1969-5-11 San Luis Obispo East of Cuesta Pass Comment
  RSA121216  Arctostaphylos morroensis A. E. Wieslander 1936-5-12 640 San Luis Obispo South of Morro Bay 76 Comment
  SBBG25397  Arctostaphylos morroensis R. Gankin 1958-2-5 271 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC40113  Arctostaphylos morroensis Alice Eastwood 1929-7-29 14945 San Luis Obispo Morro sands Comment
  CAS-BOT-BC39807  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16843 a San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC39840  Arctostaphylos obispoensis Steven A. Junak; David A. Young; Tina J. Ayers 1989-3-13 3925 San Luis Obispo Cuesta Ridge: Along main road (USFS Road #29S11.3) at W boundary sign for the Cuesta Ridge botanical Area, 5.2 miles 783 Comment
  CHSC46006  Arctostaphylos obispoensis L. P. Janeway; Steve Webster 1989-1-20 3169 San Luis Obispo Along West Cuesta Ridge Rd 2.3 mi W of Hwy 101 at Cuesta Pass. 655 Comment
  RSA20172  Arctostaphylos obispoensis Gertrude Sinsheimer 1937-3-2 s.n. San Luis Obispo Above Morro on road to Atascadero Comment
  UC1872962  Arctostaphylos obispoensis David Keil, V. L. Holland 2003-4-7 30124 San Luis Obispo Red Mountain Road NE of San Simeon. 518 Comment
  UCD52939  Arctostaphylos obispoensis Steven A. Junak; with David A Young, Tina J. Ayers 1989-3-13 3925 San Luis Obispo Cuesta Ridge: Along main road (USFS Road #29S11.3) at W boundary sign for the Cuesta Ridge Botanical Area, 5.2 miles W of Highway 101. Comment
  CAS-BOT-BC39827  Arctostaphylos obispoensis Clare B. Hardham 1959-6-8 4777 San Luis Obispo Santa Lucia Mountains - Cypress Mt. Comment
  CAS-BOT-BC39835  Arctostaphylos obispoensis R. F. Hoover 1955-1-22 8352 San Luis Obispo Summit of ridge north of San Carpoforo Creek. Comment
  CAS-BOT-BC39852  Arctostaphylos obispoensis W. R. Dudley 1902-4-3 s.n. San Luis Obispo Manzanita Mountains Comment
  CAS-BOT-BC39900  Arctostaphylos obispoensis Clare B. Hardham 1966-2-28 14000 San Luis Obispo Paso Robles - 1/2 way north of top of pass. Cambria - Ablida Road. 7x Ranch. Comment
  RSA633443  Arctostaphylos obispoensis Jon E. Keeley, Melanie Baer-Keeley 1992-8-9 19168 San Luis Obispo Atascadero Road, 2.3 km west of Highway 101. 340 Comment
  RSA643883  Arctostaphylos obispoensis C. B. Wolf 1929-4-16 3654 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  SD49820  Arctostaphylos obispoensis A. E. Wieslander 1936-6-26 650 San Luis Obispo Cayucos Quadrangle, Morro Creek 89 Comment
  UCD52937  Arctostaphylos obispoensis Roman Gankin; with Lalit Srivastara and Chas. Lamonreux 1958-2-6 278 San Luis Obispo Cuesta Pass off the old highway US 101. Comment
  SBBG116933  Arctostaphylos osoensis G. F. Hrusa 1995-6-20 12424 San Luis Obispo Hollister Pk, immediately below last steep ascent to peak from S side 375 Comment
  OBI82354  Arctostaphylos pechoensis David J. Keil, Matt Ritter, Jenn Yost, Brett Hall, et al. 2016-1-1 33441 -A San Luis Obispo Upper See Canyon 415 Comment
  SBBG119458  Arctostaphylos pechoensis C. Bornstein, E. Collins 2006-9-21 San Luis Obispo See Cyn Rd, ca. 0.8 mi NW of jct with Davis Cyn Rd 68 Comment
  UC511465  Arctostaphylos pechoensis W. R. Dudley 1902-4-5 San Luis Obispo head of canyon Pecho Mts., Wild Cherry Canyon Comment
  CAS-BOT-BC44413  Arctostaphylos pechoensis Gary D. Wallace 1974-11-23 1323 San Luis Obispo S. of San Luis Obispo, w of Hwy. 101; 1/2 mi. se of summit of See Canyon Rd; 4.8 mi nw of its jct. with San Luis Bay Rd. 249 Comment
  UCD53541  Arctostaphylos pechoensis Roman Gankin; W. R. Hildreth 1966-6-8 806 San Luis Obispo Ca. 1/2 mile southeast of summit; See Canyon Road; San Luis Range. Comment
  JEPS98804  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8601 San Luis Obispo trail to Machesna Mt. La Panza Range Comment
  UC1309688  Arctostaphylos pilosula A. D. Gifford 1937-4-29 820 San Luis Obispo 1 mi wnw New District School; Pozo Quadrangle Comment
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Nov 4 2013
  CAS-BOT-BC44351  Arctostaphylos pilosula Walter Knight; Irja Knight; James B. Roof 1966-1-12 1767 San Luis Obispo 9 mi. e. of Pozo on east facing slope above highway in La Panza Range on road to McKittrick 792 Comment
  RSA122508  Arctostaphylos pilosula subsp. pilosula T. M. Hendrix 1939-5-7 1015 San Luis Obispo 1.1 miles NW of New District School. 533 Comment
  RSA232046  Arctostaphylos pilosula subsp. pilosula C. W. Tilforth, John Dourley 1972-8-23 641 San Luis Obispo Cuesta Ridge, W of Hwy 101, c. 8 mi N of San Luis Obispo. 549 Comment
  JEPS38908  Arctostaphylos rudis A. E. Wieslander 1936-2-26 608 San Luis Obispo 2 mi s Summit; Arroyo Grande Quad. 91 Comment
  UCR42772  Arenaria douglasii David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18596 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  CAS-BOT-BC401712  Argemone munita subsp. munita R. F. Hoover 1947-5-10 7148 San Luis Obispo Cuyama Valley, east of river bridge on highway Comment
  CAS-BOT-BC137613  Aristida adscensionis Marcus E. Jones 1882-5-9 3245 San Luis Obispo San Luis Obispo. Comment
  OBI66601  Aristida adscensionis David J. Keil 1996-4-17 s.n. San Luis Obispo Poly Cyn [Cal Poly campus] Comment
  CAS-BOT-BC179717  Aristocapsa insignis Clare B. Hardham 1956-6-13 s.n. San Luis Obispo NE spur of Black Mountain, La Panza Range Comment
  RSA748310  Armeria maritima subsp. californica Patricia Wilder 1965-4-14 1947 San Luis Obispo Arroyo de la Cruz, on CA State Hwy 1. 5 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
  CAS-BOT-BC84924  Artemisia californica R. F. Hoover 1964-10-3 9317 San Luis Obispo Mouth of Coon Creek Comment
  UC1321260  Artemisia californica R. F. Hoover 1966-9-13 10005 San Luis Obispo Ragged Point Comment
  OBI61048  Artemisia douglasiana P. A. Holden 1968-6-17 458 San Luis Obispo 5 mi E of Santa Margarita on hwy 58 Comment
  OBI61040  Artemisia dracunculus George Butterworth 2002-5-15 432 San Luis Obispo Chimineas. Carrizo Cyn Wash 20 yds S of Red Rock rd Comment
  OBI71942  Artemisia tridentata George Butterworth 2009-11-5 758 San Luis Obispo Chimeneas; Cuyama River, Oakey Terrace 442 Comment
  RSA216738  Arthrocnemum subterminale Robert F. Hoover 1965-9-22 9642 San Luis Obispo Los Osos Creek near Morro Bay. 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
  OBI20513  Asclepias fascicularis Robert F. Hoover 1966-9-16 10034 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI54888  Asclepias fascicularis David J. Keil 1996-9-13 26025 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  UC455087  Asperula orientalis I. J. Condit 1911-10-12 San Luis Obispo Shurragar's garden, San Luis Obispo Comment
  CDA4635  Aster chilensis Clare B. Hardham 1963-9-14 10928 San Luis Obispo Villa Creek. Comment
  UCR131907  Aster lanceolatus subsp. hesperius George K. Helmkamp 2003-10-8 8199 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  IRVC29056  Aster lanceolatus subsp. hesperius G. K. Helmkamp 2003-10-8 8199 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
  RSA128162  Astragalus asymmetricus Clare B. Hardham 1957-4-14 2273 San Luis Obispo Cottonwood Pass. Comment
  SBBG108011  Astragalus asymmetricus C. B. Hardham 1959-5-6 4409 San Luis Obispo jct of Nacimiento Dam Rd and Bradley-Pleyto rd Comment
  SEINET948085  Astragalus asymmetricus Helen K. Sharsmith 1954-1 4420 San Luis Obispo rolling hills 24.2 miles south of Cholame, Cholame-Simmler road, Temblor Range 366 Comment
  OBI13377  Astragalus curtipes Robert F. Hoover 1968-4-16 11018 San Luis Obispo Suey Crk Comment
  RSA15730  Astragalus curtipes Carl B. Wolf 1929-4-13 3477 San Luis Obispo 1 mile north of San Luis Obispo. 152 Comment
  RSA789562  Astragalus didymocarpus James R. Shevock, Jack Zaninovich 1983-3-31 10243 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 8.3 miles south of California City and 10.4 miles south of California highway 58. 610 Comment
  UC73182  Astragalus didymocarpus var. milesianus Mrs. R. W. Summers 1886-5-26 San Luis Obispo lowest western slope San Luis Mt.; lowest western slope San Luis Mt. Comment
  SBBG118242  Astragalus douglasii E. Painter, M. Wetherwax 2000-4-19 CR 42 San Luis Obispo slope along Boy Scout Rd, close to intersection with pipeline; Camp Roberts 200 Comment
  SBBG3184  Astragalus douglasii C. B. Hardham 1959-5-20 4573 San Luis Obispo Tierra Redonda Comment
  CAS-BOT-BC182914  Astragalus douglasii R. C. Barneby 1954-5-2 11266 San Luis Obispo N.-E. of San Miguel 198 Comment
  SEINET10776489  Astragalus douglasii Lewis S. Rose 1940-5-12 Rose 40355 San Luis Obispo Cholame. 335 Comment
  JEPS99188  Astragalus douglasii var. douglasii Clare B. Hardham 1957-5-4 1899 San Luis Obispo Tierra Redondo Santa Lucia Mountains Comment
  UC1128777  Astragalus douglasii var. douglasii W. A. Peterson 1937-5-11 830 San Luis Obispo 1 mi se Freeborn Mtn.; La Panza Quad., se of Freeborn Mtn. Comment
  CAS-BOT-BC178245  Astragalus gambelianus Ernest C. Twisselmann 1969-4-24 15181 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  UC903399  Astragalus gambelianus Lois E. James 1947-4-12 1755 San Luis Obispo hills just n San Luis Obispo (on serpentine outcroppings); n of San Luis Obispo Comment
  OBI58062  Astragalus lentiginosus var. nigricalycis David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27377 San Luis Obispo Caliente Range, 3.7 mi. from junction with Soda Lake Rd. on Selby Rd. Comment
  SBBG96101  Astragalus lentiginosus var. nigricalycis C. F. Smith 1990-3-20 12165 San Luis Obispo Elkhorn Valley, NW of Reyes Station, on way to Carrizo Plain Comment
  JEPS99244  Astragalus macrodon Clare B. Hardham 1959-5-31 3463 San Luis Obispo 1/2 mi W of Paso Robles (Peachy Canyon Road); Santa Lucia Mountains Comment
  OBI78665  Astragalus nuttallii Melissa C. Fierro 2013-11-11 4 San Luis Obispo In Montana de Oro State Park Comment
  CAS-BOT-BC186545  Astragalus nuttallii var. nuttallii Alice Eastwood 1906-6-13 851 San Luis Obispo Unspecified Comment
  CAS-BOT-BC186548  Astragalus nuttallii var. nuttallii Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch Comment
  CDA16347  Astragalus oxyphysus G. F. Hrusa 2000-4-1 15334 San Luis Obispo Carrizo Plain; Swain pasture on W side, (i.e. Swain pasture camp). 762 Comment
  UCR108092  Astragalus oxyphysus Christopher Christie 1997-3-17 220 San Luis Obispo E foothills of Caliente Range 690 Comment
  UC604886  Astragalus oxyphysus Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9463 San Luis Obispo Lower edge Soda Lake (Carriso Plain); , lower edge of Soda Lake Comment
  UCR61742  Astragalus pomonensis George K. Helmkamp 1990-4-19 s.n. San Luis Obispo Central Coast Ranges, 18 mi east of Santa Margarita on State Hwy 58 473 Comment
  UCD21565  Astragalus pycnostachyus var. pycnostachyus R. Scherson; J. F. Perez 2003-6-25 6 San Luis Obispo California, Highway 1, 200 m. south of San Simeon Creek bridge, on vista point. 2 Comment
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Jan 29 2013
  UCR103983  Athyrium filix-femina var. cyclosorum George K. Helmkamp 1997-6-21 2064 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  OBI57179  Athysanus pusillus David J. Keil 1998-4-9 26627 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
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May 2 2013
  UCR29897A  Athysanus pusillus J. H. Nishida, R. L. Allen 1982-4-10 219 San Luis Obispo South Coast Range, American Canyon Campground 537 Comment
  CAS-BOT-BC17580  Athysanus pusillus Roxana S. Ferris 1935-3-29 9081 San Luis Obispo 7 miles east of Pozo, on the Santa Maria-McKittrick Road. Comment
  UCD78279  Atriplex Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4624 a San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  OBI57386  Atriplex argentea var. expansa David J. Keil 1998-6-8 27722 San Luis Obispo Along Bitterwater Rd., 11.7 road miles N from Hwy 58. 536 Comment
  OBI17334  Atriplex coronata Robert F. Hoover 1965-9-19 9626 San Luis Obispo Carrizo Plain, on W side of Soda Lake Comment
  OBI81159  Atriplex coronata Matt Beyers, D. Gallagher, N. Oyler 2015-5-22 1163 San Luis Obispo Vicinity of Cholame: Cholame Valley. Just south of the Highway 46 and Highway 41 junction and immediately east of Davis Road 348 Comment
  CAS-BOT-BC169163  Atriplex lentiformis R. F. Hoover 1946-9-14 6391 San Luis Obispo Shandon Comment
  CDA17677  Atriplex leucophylla Austin Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de La Cruz; S side of Pt. Sierra Nevada at mouth of Arroyo de la Cruz. Comment
  UC1136304  Atriplex leucophylla H. C. Lee 1936-4-6 554 San Luis Obispo beach at Pismo; Arroyo Grande Quad., , San Luis Obispo National Forest 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
  OBI80797  Atriplex semibaccata George Butterworth 2015-6-27 977 San Luis Obispo Carrizo Plains national monument. Soda Lake Rd. near south end and sag pond. 832 Comment
  CAS-BOT-BC178411  Atriplex spinifera Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9462 San Luis Obispo Carriso (Carrizo) Plain between Simmler and Soda Lake Comment
  CAS-BOT-BC170080  Atriplex vallicola Ernest C. Twisselmann 1956-6-26 3017 San Luis Obispo Simmler road, 1.5 miles north of Soda Lake - Temblor Range and the Western San Joaquin Valley 609 Comment
  OBI17258  Atriplex watsonii Robert F. Hoover 1946-9-21 6429 San Luis Obispo E shore of Morro Bay S of mouth of Chorro Crk Comment
  UCR252226  Atriplex watsonii Dan S. Cooper 2013-3-23 313- 89 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  CDA26794  Avena barbata Beth Waterbury 1983-4-8 23 San Luis Obispo Cal Poly San Luis Obispo campus, 1 miles up Poly Canyon, growing on gentle south slope. 0 Comment
  OBI30845  Avena barbata Julie M. Vanderweir 1979-4-4 107 San Luis Obispo Indian Knob Tar Sands Comment
  RSA129091  Avena barbata T. M. Hendrix 1937-4-17 31 San Luis Obispo 3.3 miles S.E. of Pozo. 457 Comment
  UC815842  Avena fatua Marcus E. Jones, A. M. 1882-5-6 3232 San Luis Obispo San Luis Obispo Comment
  UC1088858  Azolla filiculoides R. Storer 1947-9-2 419 San Luis Obispo Cammotti Creek 441 Comment
  RSA418222  Baccharis douglasii Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo. Comment
  UC1953800  Baccharis glutinosa David Keil 1988-7-2 20839 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. vicinity of old cement plant or on hill to northeast. Comment
  UC87181  Baccharis glutinosa E. Palmer 1876-1-1 170 San Luis Obispo north of San Luis Obispo (Coast Range); , San Luis Obispo Comment
  UC1321227  Baccharis pilularis R. F. Hoover 1966-9-13 10003 San Luis Obispo Ragged Point Comment
  OBI66677  Baccharis pilularis Austin P. Griffiths 1980-7-2 s.n. San Luis Obispo Oceano Dunes, Dune Buggy HIll, ca. 2 mi S of Oceano ramp Comment
  UCR248189  Baccharis salicifolia David J. Keil 1986-9-27 19771 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
  CAS-BOT-BC99748  Baccharis salicifolia R. F. Hoover 1946-10-20 6514 San Luis Obispo Upper Huasna River just below confluence of Arroyo Seco Comment
  UC1296148  Barbarea orthoceras R. F. Hoover 1947-3-29 6810 San Luis Obispo Calf Canyon 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
  CDA43158  Beta vulgaris David J. Keil 1993-6-11 24176 San Luis Obispo San Luis Obispo. Residential area along Phillips Lane, ca. 2 houses northeast of California Blvd. on Phillips Lane. 0 Comment
  CAS-BOT-BC127809  Blepharizonia laxa Lewis S. Rose 1936-10-12 36737 San Luis Obispo Cholame 457 Comment
  CAS-BOT-BC127822  Blepharizonia laxa H. M. Hall 1929-11-4 12762 San Luis Obispo Inner Sout Coast Ranges, 13 miles east of Simmler, on McKittrick Road, at Kern County Line. Temblor Range Comment
  UC1321229  Blepharizonia laxa R. F. Hoover 1966-10-8 10149 San Luis Obispo pass at se end of Carrizo Plain Comment
  UCD135799  Blepharizonia laxa Bruce G. Baldwin 1985-9-29 540 San Luis Obispo San Luis Obispo County: near junction of Shell Creek Road and San Juan Road. San Juan Creek. Comment
  CDA11646  Bloomeria crocea G. F. Hrusa, T. D. Wilfred 1995-6-19 12346 San Luis Obispo Santa Lucia Mountains; SE end of Cuesta Ridge Botanical Area. Comment
  UC1133853  Bloomeria crocea P. L. Johannsen 1937-5-26 1169 San Luis Obispo 1 mi. w.-s.w. Chimeneas Ranch (near Plot 274); McKittrick Quad. Comment
  UC638974  Bloomeria crocea B. E. and H. J. Miossi 1940-4-20 257 San Luis Obispo one mi n San Luis Obispo (se-facing slope) 76 Comment
  RSA172354  Bloomeria crocea var. aurea Robert F. Thorne, Percy C. Everett 1963-6-8 32178 San Luis Obispo 6 miles NW of Bradley on road to Jolon. 213 Comment
  OBI75727  Bloomeria humilis D. R. Miller, E. A. Appel 2011-6-12 611 .958 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. 1.8 mi N of Arroyo de la Cruz bridge 27 Comment
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Jan 10 2015
  OBI43597  Bolboschoenus maritimus subsp. paludosus Eric Wise 1982-5-17 1479 San Luis Obispo Twisselman Lake. Palo Prieto Cyn; 1/2 mi E of cyn Comment
  OBI5010  Bolboschoenus robustus Robert F. Hoover 1947-8-8 7356 San Luis Obispo Oceano Comment
  OBI34407  Bowlesia incana David J. Keil, Kathy Jones 1982-4-4 15818 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  CAS-BOT-BC36609  Brassica nigra Clare B. Hardham 1957-9-23 2651 San Luis Obispo Santa Lucia Mountains. Atascadero Lake. Comment
  OBI29569  Brassica rapa Melissa Luckow 1981-6-25 686 San Luis Obispo N of San Simeon Beach Comment
  OBI82678  Brassica tournefortii David J. Keil 2016-3-2 33524 San Luis Obispo San Luis Obispo. South Hills Open Space 50 Comment
  IRVC29565  Briza maxima Mark A. Elvin, M. Moore, N. Huber, R. Leverette 2006-5-11 4834 San Luis Obispo Camp San Luis Obispo; E of Hwy 1, tributary to Chorro Creek. Central Coastal 168 Comment
  UCSB45047  Briza maxima Carr, Tom 1978-3-28 San Luis Obispo On CA Hwy 1, 5 mi N of San Simeon 10 Comment
  OBI30903  Briza minor Julie M. Vanderweir 1978-5-5 43 San Luis Obispo Indian Knob Tar Sands 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-BC144227  Bromus arenarius Ernest C. Twisselmann 1954-4-16 1064 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 640 Comment
  CAS-BOT-BC148961  Bromus carinatus var. carinatus John Thomas Howell 1967-4-27 42070 San Luis Obispo Cuesta Canyon County Park, San Luis Obispo. Comment
  CDA31592  Bromus catharticus Julie Ann Sessions 1986-8-5 28 San Luis Obispo Cal Poly Campus: various agricultural areas. Comment
  UCR132058  Bromus catharticus George K. Helmkamp 2003-7-31 8058 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  OBI53844  Bromus catharticus Arthur W. Hazebrook 1993-5-23 206 San Luis Obispo Nipomo Dunes Complex Comment
  CAS-BOT-BC155741  Bromus diandrus Ernest C. Twisselmann 1954-4-21 1102 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 640 Comment
  OBI31745  Bromus diandrus Smeltzer, Turnquist 1982-4-12 18 San Luis Obispo SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI8575  Bromus diandrus Craig Woods 1978-4-23 51 San Luis Obispo E side of the Carrizo Plain near the jctn of hwy 58 and Soda lake San Diego cr rd 732 Comment
  RSA201563  Bromus grandis Robert F. Hoover 1950-6-21 7998 San Luis Obispo Between Rocky Butte & Pine Mt., Santa Lucia Mts. Comment
  OBI77131  Bromus hordeaceus Craig Woods 1978-4-30 52 San Luis Obispo Carrizo Plain, 3 mi SE of the jctn of hwy 58 and Sim. Soda lake San Diego Cr rd on Belmont Trl 594 Comment
  OBI22463  Bromus japonicus Robert F. Hoover 1964-6-11 9024 San Luis Obispo E end of Los Osos Valley Comment
  OBI3845  Bromus japonicus Elizabeth Rudd 1971-3-30 197 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  UCSB16620  Bromus madritensis subsp. madritensis Hardham, Clare 1957-4-14 San Luis Obispo About 4 mi W of Templeton, Santa Rita Rd Comment
  HSC100850  Bromus madritensis subsp. rubens J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12733 San Luis Obispo Along Bitterwater Road. 530 Comment
  OBI22394  Bromus madritensis subsp. rubens Russell Gorman 1956-4-6 41 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  UC1131194  Bromus madritensis subsp. rubens C. M. Belshaw 1936-3-18 1644 A San Luis Obispo 2.9 mi ssw of Adam's Ranch 274 Comment
  CAS-BOT-BC162030  Bromus pseudolaevipes R. F. Hoover 1964-5-13 8856 San Luis Obispo South Fork of Old Creek. Comment
  OBI80101  Bromus pseudolaevipes David J. Keil 2012-5-27 31360 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  OBI22444  Bromus sitchensis Robert F. Hoover 1950-6-21 8021 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Mts Comment
  UC1146329  Bromus trinii R. F. Hoover 1965-5-14 9361 San Luis Obispo Santa Lucia Range, East Fork Corral de Peidra Creek Corral de Peidra Creek; Santa Lucia Range, Corral de Peidra Creek Comment
  OBI22412  Bromus vulgaris Robert F. Hoover 1964-6-7 8986 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI59107  Bromus vulgaris David J. Keil 1998-6-12 27804 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  OBI15155  Cakile edentula Robert F. Hoover 1946-7-21 6234 San Luis Obispo San Simeon Crk beach Comment
  CDA3586  Cakile maritima Bob Skaggs 1989-11-22 San Luis Obispo Pismo Beach. 0 Comment
  SBBG16908  Cakile maritima M. A. Piehl 1962-5-23 62296 San Luis Obispo just NW of Oso Flaco Lake 6 Comment
  IRVC29531  Cakile maritima G. K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5332 A San Luis Obispo Morro Rock. Central Coast 9 Comment
  CAS-BOT-BC438525  Calandrinia ciliata L. S. Rose 1935-3-25 s.n. San Luis Obispo West side of Cottonwood Pass Comment
  JEPS116476  Calandrinia ciliata Alice Le Duc 1999-3-12 375 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  CAS-BOT-BC438528  Calandrinia ciliata Clare B. Hardham 1958-2-13 2816 San Luis Obispo Santa Lucia Mountains. Protestant cemetery, Cambria Comment
  OBI79415  California macrophylla David J. Keil, with Matt Ritter, Taylor Crow, et al. 2012-3-3 31231 San Luis Obispo Sinton ranch south of Highway 58. Vicinity of intersection of Indian creek road and Shell Creek Road 440 Comment
  OBI65782  Callitriche trochlearis D. R. Miller 1994-4-22 494 -226 San Luis Obispo Pine mt Region. Form water pockets in the Upper Meadows off of Ridge rd; Pico Crk drainage 899 Comment
  JEPS73703  Calochortus albus L. R. Heckard 1968-5-15 1884 San Luis Obispo just w Cuesta Pass summit 396 Comment
  UC1296306  Calochortus albus R. F. Hoover 1949-5-17 7701 San Luis Obispo 6 mi above County Park; Upper Arroyo Grande Comment
  OBI62734  Calochortus catalinae LynneDee Althouse 2002-5-2 188 San Luis Obispo Santa Margarita Ranch 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
  OBI43656  Calochortus fimbriatus D. R. Miller 1983-7-24 783- 1 -B San Luis Obispo About rd cut to Hearst sprngs on Pine Mtn Comment
  CAS-BOT-BC483551  Calochortus splendens Roxana S. Ferris 1939-5-19 9749 San Luis Obispo 3 miles east of Templeton near Templeton-Creston Road Comment
  OBI32287  Calochortus uniflorus David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15853 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  CAS-BOT-BC496844  Calochortus venustus R. F. Hoover 1969-5-20 11317 San Luis Obispo Klau district mines, Santa Lucia Range Comment
  RSA585753  Calochortus venustus F. L. Johnson, E. A. Young 1993-5-24 ROB 0543 San Luis Obispo 2 km south of Twin Bridges [Camp Roberts] Comment
  SBBG100978  Calochortus venustus D. R. Miller 1992-5-29 592 8 b San Luis Obispo Little Pine Mtn near orchard area on Cole Ranch 701 Comment
  OBI79649  Calodendrum capense D. R. Miller 2014-6-16 s.n. San Luis Obispo Stepladder Ranch at main Y. Comment
  SBBG114935  Calycadenia villosa D. Wilken with E. Painter 1998-6-30 15620 San Luis Obispo near jct of St Hwy 58 and USFS Rd 29S15, near head of Long Cyn 650 Comment
  UC572578  Calycadenia villosa H. C. Lee 1937-5-26 1005 San Luis Obispo one and one half mi n e of Creston; Paso Robles Quadrangle 350 Comment
  UCD77433  Calycadenia villosa Robert E. Preston; John Dittes 1998-6-11 1111 a San Luis Obispo Morrison Ranch, ca. 1 mi E of ranch headquarters, on ridge between Camatta Creek and Long Canyon 579 Comment
  OBI65613  Calyptridium monandrum G. F. Hrusa 1995-4-15 12093 San Luis Obispo La Panza Range. Immed adj to Queen Bee Camp 1 m S of La Panza Rd summit 750 Comment
  OBI66527  Calyptridium monandrum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26301 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
  CAS-BOT-BC221404  Calystegia longipes R. F. Hoover 1966-7-13 9895 San Luis Obispo 5 1/2 mi. se. of Santa Margarita. West of Salinas River opposite Pilitas Creek Comment
  JEPS47864  Calystegia macrostegia subsp. cyclostegia L. H. Bailey and Ethel Zoe Bailey 1927-1-1 9777 San Luis Obispo Pismo Comment
  CAS-BOT-BC221389  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1966-10-7 10122 San Luis Obispo Cuyama River at mouth of Chimney Canyon Comment
  RSA511550  Calystegia macrostegia subsp. macrostegia G. R. Ballmer 1989-5-21 s.n. San Luis Obispo Cuesta Ridge Botanical Preserve area. Comment
  OBI65862  Calystegia malacophylla subsp. pedicellata D. R. Miller 1994-5-6 549 -326 San Luis Obispo Pine Mt Region. From Hartman's rd to his spring area; E slope of Pine mtn in the Tobacco Crk drainage 800 Comment
  RSA522498  Calystegia purpurata David J. Keil 1986-5-13 19444 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout. 945 Comment
  OBI15294  Calystegia soldanella F. Rush Aug-57 San Luis Obispo S. Morro Bay Comment
  UCR61741  Calystegia subacaulis George K. Helmkamp 1989-4-17 s.n. San Luis Obispo Irish Hills, at the crest of Prefumo Canyon Road 366 Comment
  OBI72880  Calystegia subacaulis subsp. episcopalis David J. Keil 1988-1 20822 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  OBI58574  Camissonia David J. Keil 1998-4-28 26958 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
  SBBG109770  Camissonia C. B. Hardham 1958-5-28 3424 San Luis Obispo intersection of north rd to Adelaida and rd to Nacimiento Dam Comment
  SEINET7040141  Camissonia campestris subsp. campestris A. G. Vestal 1962-4-10 San Luis Obispo Carrizo Plain, 5.2 miles northwest of 399. UTM Zone 10, 739907mE, 3910101mN. Comment
  OBI72328  Camissonia campestris subsp. obispoensis Anthony Baniaga, Theo Fitanides 2010-5-16 209 San Luis Obispo Tierra Redonda Mtn BLM ACEC 614 Comment
  CAS-BOT-BC32364  Camissonia campestris subsp. obispoensis Peter Hamilton Raven 1963-5-5 18301 San Luis Obispo 1.8 miles W of Bee Rock. Comment
  RSA122049  Camissonia graciliflora A. D. Gifford 1937-4-19 815 San Luis Obispo 2.8 miles east-northeast of Pozo 473 Comment
  SEINET3930531  Camissonia hirtella David Keil 1987-5-6 20120 San Luis Obispo Highway 229 ca. 1/2 mile north of junction highway 58.; 0 Comment
  UCR132064  Camissonia micrantha George K. Helmkamp 2003-7-29 8039 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UCR202900  Camissonia micrantha George K. Helmkamp, E. A. Helmkamp 2000-3-15 5332 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  UCR161777  Camissonia ovata George K. Helmkamp, E. A. Helmkamp 2005-5-17 9481 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  UCR91833  Camissonia strigulosa George K. Helmkamp 1996-5-27 1097 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 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
  OBI4151  Camissoniopsis cheiranthifolia Julie R. Potter 1969-4-30 36 San Luis Obispo Morro Bay State Park Comment
  OBI53175  Camissoniopsis cheiranthifolia LynneDee Oyler 1990-6-12 1180 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  CAS-BOT-BC160319  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Chester Dudley 1926-8-21 s.n. San Luis Obispo Near mouth of [Arroya] Arroyo Grande Creek Comment
  SBBG81901  Camissoniopsis cheiranthifolia subsp. cheiranthifolia C. F. Smith 1958-8-2 5839 San Luis Obispo Dune Lakes, ca. 3 mi S of Oceano Comment
  OBI48259  Camissoniopsis hirtella David J. Keil 1989-6-3 21224 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  UC454562  Camissoniopsis intermedia E. P. Unangst 1908-5-1 San Luis Obispo San Miguel Comment
  UC76449  Camissoniopsis micrantha Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  SD244759  Camissoniopsis micrantha David Keil 1998-4-9 26616 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Road. Comment
  OBI30994  Capsella bursa-pastoris Julie M. Vanderwier 1979-4-4 104 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG70401  Capsella bursa-pastoris L. G. Yates 1878-2-5 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCD114144  Capsella bursa-pastoris G. T. Nordstrom 1937-3-23 s.n. San Luis Obispo San Luis Obispo County: California Forest and Range Experiment Station; 2.3 miles east southeast of Chimney Rock, Adelaida. 304 Comment
  CAS-BOT-BC37641  Cardamine californica Clare B. Hardham 1958-2-13 2824 San Luis Obispo Santa Lucia Mountains. Cambria. Comment
  SBBG112749  Cardamine californica C. B. Hardham 1958-2-13 2824 San Luis Obispo Cambria Comment
  UCR161333  Cardamine californica var. californica George K. Helmkamp, E. A. Helmkamp 2005-3-5 9008 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  OBI79226  Cardamine hirsuta David J. Keil 2012-4-1 31238 San Luis Obispo Bob Jones Trail near junction with Ontario Road, west of Highway 101, north of Avila Beach Drive 10 Comment
  OBI80249  Cardamine oligosperma David J. Keil 1978-3-25 12696 San Luis Obispo Irving Ranch. Comment
  UC2026982  Cardamine oligosperma D. R. Miller 2013-3-5 313 .1035 San Luis Obispo Rocky Butte/Pine Mountain Region. From my property, near the energy shed below nut orchard. Tabacco creek drainage Comment
  UCR141938  Cardamine pensylvanica George K. Helmkamp 2004-1-9 8236 San Luis Obispo Central Coast, Along Highway Calif. Hwy 1, 0.6 mi south of Nipomo Hill in the Arroyo Grande area 46 Comment
  UCR130718  Cardionema ramosissimum George K. Helmkamp, E. A. Helmkamp 1999-5-22 4893 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI31099  Carduus pycnocephalus Julie M. Vanderwier 1979-5-4 152 San Luis Obispo Indian Knob Tar Sands 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
  UCSB22687  Carex C. A. Engel 1969-3-31 163 San Luis Obispo collected 1.3 mi N, at the end of Cemetery Road and 100 yds of Cambria Cemetery, in the Santa Lucia Mountains State Highway 1 - , Cemetery Road 91 Comment
  OBI56987  Carex globosa David J. Keil 1995-6-11 25348 San Luis Obispo San Luis Range. San luis Bay Estates. Area proposed for housing development Comment
  OBI66801  Carex globosa D. R. Miller 1994-6-1 695 -394 San Luis Obispo Pine Mt Region. On forest floor near 'Caves on S slope of Pine Mt; Pico crk drainage 914 Comment
  OBI79599  Carex globosa David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31382 San Luis Obispo San Luis Range (Irish Hills). Hibberd Preserve 399 Comment
  CAS-BOT-BC28395  Carex gracilior Clare B. Hardham 1957-5-12 1963 San Luis Obispo Damp grassland, Green's Lake. Santa Lucia Mountains. Comment
  CAS-BOT-BC21847  Carex harfordii Alice Eastwood; John Thomas Howell 1938-6-14 5955 San Luis Obispo Cambria. Comment
  CAS-BOT-BC146642  Carex mendocinensis Clare B. Hardham 1960-6-17 6160 San Luis Obispo Chris Flood, headwaters of San Carpoforo Creek Comment
  UC2027532  Carex nudata David Keil 1988-3-19 20440 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
  CAS-BOT-BC146585  Carex obispoensis Alice Eastwood; John Thomas Howell 1936-5-6 2213 San Luis Obispo Chorro Creek Comment
  JEPS35080  Carex obispoensis R. F. Hoover 1964-4-15 8731 San Luis Obispo Ridge nw of Cuesta Pass (just below TV transmitter) Comment
  UC1586832  Carex obispoensis David A. Young with S. A. Junak and M. Carroll 1989-3-13 1847 San Luis Obispo w end Cuesta Ridge Botanical Area (near the end of the reserve) Comment
  OBI3886  Carex obispoensis Patricia Wiese 1971-4-18 23 San Luis Obispo Cuesta Botanical area, 2 mi NW from Cuesta Pass 762 Comment
  CDA17602  Carex pansa Austin Griffiths, Joe R. Walker 1982-3-8 s.n. San Luis Obispo Pismo Dunes; ca. 1/4 mi. S of Grand Ave. Ramp and about same N of benchmark. Comment
  UC1133425  Carex praegracilis H. C. Lee 1937-5-24 983 San Luis Obispo 1/2 mi n of Creston; Paso Robles Quadrangle Comment
  RSA142248  Carex serratodens Clare B. Hardham 1960-6-1 6002 San Luis Obispo Near Burnett Peak. Santa Lucia Mountains. 610 Comment
  JEPS70179  Carex spissa Robert J. Rodin 1969-7-4 8352 San Luis Obispo 1/2 mi. down on w. side from Sargent Cypress Forest by spring Comment
  CAS-BOT-BC116845  Carex subbracteata var. subbracteata R. F. Hoover 1947-3-16 6679 San Luis Obispo San Carpoforo Creek near ocean. Comment
  CAS-BOT-BC116848  Carex subbracteata var. subbracteata R. F. Hoover 1948-5-22 7535 San Luis Obispo 7 miles W of Templeton on road to Cambria Comment
  UC1928084  Carthamus lanatus David Keil 2000-7-31 29049 San Luis Obispo Along Toro Creek Road east of Morro Bay Comment
  CAS-BOT-BC281893  Carthamus lanatus Steven A. Junak 1990-6-27 4385 San Luis Obispo Santa Lucia Mountains, along W Cuesta Ridge Rd ca 7.6 miles W of intersection with Highway 101, at access road to electronic facility on Peak 2761, S side of road 768 Comment
  OBI29567  Castilleja affinis Melissa Luckow 1981-6-25 683 San Luis Obispo Area just N of San Simeon Beach Comment
  JEPS4852  Castilleja affinis subsp. affinis C. R. Bell 1952-3-23 San Luis Obispo near campus of Calif. Poly. School; Radio Tower Hill Comment
  JEPS7403  Castilleja affinis subsp. affinis R. F. Hoover 1948-2-22 7419 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Highway 1) Comment
  JEPS4851  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3208 San Luis Obispo e side summit of road between Templeton and Cayucos Comment
  JEPS88788  Castilleja affinis subsp. affinis T. I. Chuang 1991-8-30 7881 San Luis Obispo just s (ca 100 <?>) Pico Dunes State Vehicular Recreation Area (at the end of Grand Ave, Grover City); Grover City Comment
  OBI53453  Castilleja affinis subsp. affinis Austin P. Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Nipomo Dunes. Callender Dunes Comment
  UC1011898  Castilleja affinis subsp. affinis F. W. and J. R. Pennell 1949-7-2 26813 San Luis Obispo nw of San Simeon (San Carpio); San Carpio Comment
  UCSB43889  Castilleja affinis subsp. affinis Fugle, C. 1982-4-23 San Luis Obispo At end of Bridge St; 1 mile from its junction with Main St; Cambria; Santa Lucia Mtns 91 Comment
  OBI9389  Castilleja ambigua subsp. insalutata Robert F. Hoover 1950-5-30 7947 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI76701  Castilleja attenuata Jason Dart 2005-4-15 256 San Luis Obispo SW of the intersection of Airport Rd and Dry Crk rd, Paso Robles. Site is now the location of the Airport Rd Business Park 241 Comment
  OBI58780  Castilleja attenuata David J. Keil 1998-4-20 26849 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI64850  Castilleja densiflora subsp. obispoensis David J. Keil 2001-5-3 29399 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Ca. 35.33472 deg. N x 120.75560 deg. W Comment
  OBI66487  Castilleja densiflora subsp. obispoensis David J. Keil 1995-3-31 24707 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon. Comment
  UCR122776  Castilleja densiflora subsp. obispoensis George K. Helmkamp, E. A. Helmkamp 1998-5-20 3888 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  SEINET10847541  Castilleja densiflora var. obispoensis Philip A. Munz, David D. Keck 1926-4-8 Munz 10242 San Luis Obispo 1 mi N of Morro (grassy slope in view of the ocean). 46 Comment
  UC1315045  Castilleja exserta R. F. Hoover 1967-4-5 10361 San Luis Obispo w edge Carrizo Plain (on Highway 58) Comment
  JEPS77475  Castilleja exserta subsp. exserta T. I. Chuang with Fei-Mei Chuang 1978-5-20 7697 San Luis Obispo s end Morro Bay Comment
  JEPS70955  Castilleja exserta subsp. exserta L. R. Heckard 1973-5-12 3397 San Luis Obispo about 4 air mi nw Pozo (near Yaro Creek, along Las Palitos road) 502 Comment
  UCSB43887  Castilleja exserta subsp. exserta Fugle, Craig 1982-4-23 San Luis Obispo East side of Nipomo Mesa; Hwy. 1; 6 miles north of Guadalupe 30 Comment
  RSA764942  Castilleja foliolosa Doris Bowers 1967-8-12 663 San Luis Obispo Pismo Beach Dunes 3 Comment
  SBBG104920  Castilleja foliolosa M. D. Proctor, E. A. Young 1993-3-18 ROB 241 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  RSA43209  Castilleja miniata Robert F. Hoover 1947-8-8 7357 San Luis Obispo Oceano. Comment
  RSA733953  Castilleja parviflora Keith E. Hoffmaster 1935-7-3 681 San Luis Obispo Oceano. 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
  CDA34424  Castilleja plagiotoma T. Keeler-Wolf, R. Boul 2010-4-7 CARR 1225 -2 San Luis Obispo South Coast Ranges; Caliente Mountains, Chalk Mountain Comment
  OBI65024  Castilleja plagiotoma Greg Wilvert 2005-4-6 195 San Luis Obispo SE Half of Caliente Range. 1.2 km S of Wells Spring Comment
  JEPS24859  Castilleja subinclusa subsp. subinclusa Clare B. Hardham 1958-5-5 3248 San Luis Obispo hills bordering the w edge Carissa Plains (Washburn Ranch) Comment
  JEPS27742  Castilleja subinclusa subsp. subinclusa Paul D. Hurd Jr. 1962-5-5 San Luis Obispo 10 mi w Simmler Comment
  JEPS5384  Castilleja subinclusa subsp. subinclusa G. Thomas Robbins and R. Bacigalupi 1952-4-16 3415 San Luis Obispo 0.25 mi w Cottonwood Pass summit (along State Hwy 41, near the San Luis Obispo-Kern County line); Inner South Coast Ranges, Cottonwood Pass 762 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
  CAS-BOT-BC38246  Caulanthus anceps Ernest C. Twisselmann 1955-3-22 1740 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Low hills on east shore of Soda Lake, Carissa Plains. 594 Comment
  UC545854  Caulanthus californicus Ethel Crum 1935-4-13 1728 San Luis Obispo on Cuyama Valley Road 33 mi from Maricopa; Carrizo Plain 609 Comment
  CAS-BOT-BC40955  Caulanthus coulteri R. F. Hoover 1949-4-12 7599 San Luis Obispo Cuyama Canyon 12 miles below Gypusm Canyon Highway Bridge, north side of river. Comment
  OBI59615  Caulanthus coulteri Clifton F. Smith 1988-3-1 12115 San Luis Obispo At hairpin turn along hwy 58 on N slopes of Temblor Range near hed of Temblor Crk 914 Comment
  UC1296284  Caulanthus coulteri var. lemmonii R. F. Hoover 1950-4-2 7786 San Luis Obispo on White Shale Slope just above La Panza- Creston Road; w branch Fernandez Creek Comment
  PGM5645  Caulanthus inflatus Beatrice F Howitt 1958-4-28 San Luis Obispo Carissa Plains Route to, Rd from Paso Robles Comment
  UC2027013  Caulanthus inflatus Greg Wilvert 2005-3-27 59 San Luis Obispo Southeast Half of the Caliente Range. 200m W of Pipeline Road Comment
  CAS-BOT-BC40352  Caulanthus lasiophyllus Mrs. R. W. Summers 1882-5-10 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC39526  Caulanthus lemmonii Alice Eastwood; John Thomas Howell 1937-5-2 4188 San Luis Obispo Paso Robles. Comment
  CAS-BOT-BC39506  Caulanthus lemmonii Ira L. Wiggins 1932-3-25 5851 San Luis Obispo Hillside on west side of highway, 6 miles north of Paso Robles. Comment
  CAS-BOT-BC39541  Caulanthus lemmonii Beatrice F. Howitt 1960-4-7 198 San Luis Obispo Above the road, about 1 mile from Cholame. Comment
  OBI14886  Caulanthus lemmonii unk 1952-3-23 770 .16 San Luis Obispo Choice Valley School 3 mi S 12 mi E Shandon Comment
  UC1071512  Ceanothus B. Bolt 1936-4-10 662 San Luis Obispo 2 mi ne of mouth Smith Creek; Cayucos Quadrangle Comment
  UCR131482  Ceanothus cuneatus June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Pecho Valley Rd. toward Coon Creek Trail in Montana de Oro State Park 61 Comment
  CAS-BOT-BC48990  Ceanothus cuneatus R. F. Hoover 1948-3-27 7433 San Luis Obispo Steiner Creek near San Luis Obispo Comment
  CAS-BOT-BC49012  Ceanothus cuneatus W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Mountain Comment
  CDA17946  Ceanothus cuneatus var. fascicularis Austin Griffiths, G. F. Hrusa 1987-4-29 18153 San Luis Obispo Montana de Oro State Park; N of Hazard Canyon. 0 Comment
  CAS-BOT-BC49076  Ceanothus cuneatus var. ramulosus D. O. Burge 2007-4-18 848 b San Luis Obispo Los Padres National Fores, 6.2 road miles (9.9 km) northwest of Hwy 101 via TV Tower Road (West Curesta Ridge Road), 750 Comment
  JEPS114166  Ceanothus cuneatus var. ramulosus E. L. Painter, M. Wetherwax 2001-2-22 SLO- 178 San Luis Obispo Camp San Luis Obispo. Base of Cerro Romualdo, near road to Ft Merriam, on artificial road berm. Comment
  UC569841  Ceanothus foliosus B. Bolt 1936-5-14 718 San Luis Obispo 1/2 mi se Santa Margarita; Pozo quad. 487 Comment
  RSA20397  Ceanothus foliosus var. medius Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9456 San Luis Obispo Eastern slope of the Coast Range 2 miles below the summit, State Highway 178 between Pozo and La Panza in Los Padres National Forest. Comment
  OBI10258  Ceanothus hearstiorum Robert F. Hoover 1964-3-26 8658 San Luis Obispo Hill just S of Arroyo de la Cruz Comment
  UC1070593  Ceanothus impressus H. S. Yates 1936-3-25 5377 San Luis Obispo Mesa head of Black Lake Canyon Arroyo Grande quad. 152 Comment
  UC1276262  Ceanothus impressus R. F. Hoover 1948-2-25 7422 San Luis Obispo Comment
  RSA26055  Ceanothus impressus var. nipomensis Lester Rowntree 1931-1 s.n. San Luis Obispo Nipoma Mesa Comment
  SBBG4278  Ceanothus impressus var. nipomensis M. Van Rensselaer 1938-3-7 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC63538  Ceanothus leucodermis W. R. Dudley 1903-4-3 s.n. San Luis Obispo unspecified. Comment
  RSA122432  Ceanothus leucodermis H. C. Lee 1937-5-20 965 San Luis Obispo 2 miles NW of Atascadero, Paso Robles. 305 Comment
  OBI10425  Ceanothus maritimus Robert F. Hoover 1948-5-16 7529 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  RSA758694  Ceanothus maritimus Dylan O. Burge 2007-4-24 DOB 887 c San Luis Obispo Roadside on Highway 1, 0.5 road miles north of bridge over Arroyo de los Chinos (1.8 road miles north of bridge over Arroyo de la Cruz), State Park property on the west side of Hwy 1, 28.2 km 311 degrees true west-northest of Cambria 23 Comment
  SBBG93714  Ceanothus oliganthus var. sorediatus S. A. Junak 1990-5-1 4303 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along old trail on ridge ca. 0.55 mi E of W Cuesta Ridge Rd, ca. 0.3 mi S of second high voltage tower E of W Cuesta Ridge Rd 594 Comment
  UC1071336  Ceanothus oliganthus var. sorediatus H. C. Lee 1936-5-26 633 San Luis Obispo 5.25 mi se Pozo; Pozo quad., Santa Barbara National Forest 609 Comment
  JEPS42438  Ceanothus oliganthus var. sorediatus W. L. Jepson 1927-4-26 11965 a San Luis Obispo w Santa Margarita (hills) Comment
  POM262078  Ceanothus oliganthus var. sorediatus I. L. Wiggins 1929-4-13 3464 San Luis Obispo Northeast of Cuesta Grade. Comment
  SDSU10429  Ceanothus oliganthus var. sorediatus D. F. Howe 1960-4-10 2847 San Luis Obispo 0.6 mile on road W of Cuesta Pass, 6.0 miles N of San Luis Obispo. 457 Comment
  OBI47448  Ceanothus papillosus David J. Keil, Art Webster 1984-4-29 18171 San Luis Obispo Lopez Wilderness Area trailhead on Cuesta Ridge E near Black Butte Comment
  UCD34865  Ceanothus papillosus var. roweanus Beecher Crampton 1964-5-20 7003 San Luis Obispo San Luis Obispo County, ca. 11 miles N.W. of Templeton, Klau Mine area. Comment
  OBI72208  Ceanothus spinosus M. Wetherwax & E. Painter, E. Painter 2001-2-22 SLO- 177 San Luis Obispo Camp San Luis Obispo. Fort Merriam, NW of Chumash Peak 120 Comment
  UC1071404  Ceanothus thyrsiflorus F. H. Raymond 1930-7-6 106 San Luis Obispo mouth of San Carpoforo Creek Cape San Martin Quad., mouth of San Carpoforo Creek 15 Comment
  CAS-BOT-BC52269  Ceanothus thyrsiflorus Ernest C. Twisselmann 1967-4-27 12927 San Luis Obispo South side of San Carpoforo Creek 53 Comment
  OBI10504  Ceanothus thyrsiflorus var. griseus Robert F. Hoover 1963-5-4 8558 San Luis Obispo Upper Coon crk, San Luis Range Comment
  OBI29085  Ceanothus thyrsiflorus var. griseus Karen Symonds 1982-8-7 36 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  UCD70433  Ceanothus thyrsiflorus var. griseus D. Sanchez-Mata 1998-8-4 s.n. San Luis Obispo San Luis Obispo County: Port San Luis. San Luis Obispo Bay. San Luis Hills. Seral serpentine chaparral growing on serpentine outcrops at seaside. 5 Comment
  OBI10334  Ceanothus thyrsiflorus var. thyrsiflorus Robert F. Hoover 1968-4-20 11070 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  SDSU20249  Ceanothus thyrsiflorus var. thyrsiflorus Michael G. Simpson, David Keil, CNPS participants 2012-6-8 3692 San Luis Obispo Coastal bluff, ca. 1.8 miles north of Arroyo de la Cruz, west of Hwy. 1. 20 Comment
  UC1979355  Centaurea benedicta David Keil 1998-5-20 27322 San Luis Obispo Los Padres National Forest 6.3 mi NE of junction with Tepusquet Canyon Road on Highway 166, at Adobo Trailhead and on opposite (S) side of Highway to banks of Cuyama River. Comment
  OBI35284  Centaurea melitensis Melody Dickens 1980-7-4 41 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  UCD130082  Centaurea solstitialis Ernest C. Twisselmann 1963-8-4 8823 San Luis Obispo San Luis Obispo County: Palo Prieta Canyon at the Twisselmann Ranch cattle guard. 579 Comment
  SEINET8075661  Centaurium calycosum David Keil 2000-6-24 28822 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..; 0 335 Comment
  OBI62980  Centromadia parryi subsp. congdonii Judy Olson 2003-10-23 s.n. San Luis Obispo Camp San Luis Obispo. CDF yard/ training area on north side of Washington Rd, .2-.25 mi W of intersection between Glenn and Washington. Comment
  UCD130247  Centromadia pungens Bruce G. Baldwin 1985-9-29 534 San Luis Obispo San Luis Obispo County: along California State Highway 58, ca. 0.2 miles east of junction with El Camino Real (Santa Margarita). Comment
  CAS-BOT-BC179726  Centrostegia thurberi R. F. Hoover 1946-6-2 6137 San Luis Obispo Between San Juan River and Carrizo Plains Comment
  CAS-BOT-BC137182  Cercocarpus betuloides var. betuloides R. F. Hoover 1950-6-5 7976 San Luis Obispo Ridge n.w. of Cuesta Pass Comment
  UC55331  Cercocarpus betuloides var. betuloides J. H. Barber 1900-3-30 1015 San Luis Obispo Santa Lucia Mountains Comment
  SBBG81862  Cercocarpus betuloides var. betuloides R. Riggins 1985-3-17 1496 San Luis Obispo Pozo-La Panza Rd SE of Pozo summit Comment
  UC1296056  Cercocarpus betuloides var. betuloides R. F. Hoover 1946-8-17 6296 San Luis Obispo 5 mi above County Park (Upper Arroyo Grande); Upper Arroyo Grande Comment
  OBI10216  Cercocarpus montanus var. blancheae Robert F. Hoover 1965-5-20 9371 San Luis Obispo Santa Lucia Range. Hill W of Poly Canyon, San Luis Obispo Comment
  UCD130352  Chaenactis glabriuscula Justin Albert 1993-4-3 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain, between the Caliente and Temblor Ranges. 1-2 miles up Simmler Road. 400 Comment
  CAS-BOT-BC277480  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-4-4 6885 San Luis Obispo West side of Cottonwood Pass Comment
  OBI16794  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1947-3-30 6814 San Luis Obispo Middle Branch of Huerhuero Crk N of Wells Corner Comment
  OBI16845  Chaenactis glabriuscula var. lanosa Robert F. Hoover 1969-5-3 11300 San Luis Obispo Upper Arroyo Grande Comment
  OBI57997  Chaenactis glabriuscula var. lanosa Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Just SE of Jack Lake Comment
  OBI80799  Chaenactis glabriuscula var. lanosa Kristie Haydu 2015-4-14 3 San Luis Obispo Numerous individuals along Park Hill Road shoulder within existing County right-of-way and extending up into the adjacent parcel at this location. Comment
  CAS-BOT-BC277603  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1955-5-23 12809 San Luis Obispo Cammattii [Cammatti] Canyon road, 1.6 mi. N of junction with Creston-La Panza road Comment
  OBI62508  Chaenactis glabriuscula var. lanosa L. D. Oyler 1990-6-12 1161 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  CAS-BOT-BC279624  Chaenactis stevioides Eben McMillan 1957-4-17 34 -28 San Luis Obispo Low hills at the foot of Caliente Mountain, southern Carrisa Plains [Carrizo Plain] 807 Comment
  CAS-BOT-BC279631  Chaenactis stevioides David D. Keck; J. Clausen 1935-4-9 3089 San Luis Obispo Cholame 460 Comment
  UC1285247  Chaenactis xantiana R. F. Hoover 1952-5-25 8225 San Luis Obispo just w of peak of Caliente Mt. Comment
  OBI60497  Chenopodium album Larry Kelly, David J. Keil 1988-10-1 317 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI17250  Chenopodium album Robert F. Hoover 1964-8-13 9236 San Luis Obispo Mouth of Morro Crk Comment
  OBI33856  Chenopodium californicum Melissa Luckow, CNPS 1981-4-18 660 San Luis Obispo Shell Crk rd, 2 mi from jctn with hwy 58 Comment
  RSA122859  Chenopodium californicum C. A. Graham 1938-4-6 279 San Luis Obispo 0.2 mile NE of Bee Rock, Bee Rock Canyon, a tributary of the San Antonio River, SE of Bradley 290 Comment
  UC1136384  Chenopodium californicum N. K. Carlson 1936-3-19 166 San Luis Obispo 2.2 mi ne Los Berros (Plot 6); Arroyo Grande Quadrangle Comment
  OBI34882  Chenopodium californicum David J. Keil, Dirk Walters 1980-4-5 13748 San Luis Obispo Ca. 28 I E of San Maria on hwy 166 and N on Chimineas Ranch rd Comment
  OBI45678  Chloris virgata David J. Keil, M. A. "Corky" Matthews, Janet haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20708 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz; along Hwy 1 just N of hwy bridge Comment
  UCD59683  Chloris virgata Ernest C. Twisselmann 1954-11-12 1669 San Luis Obispo San Luis Obispo County: Temblor Range and Western San Joaquin Valley, Hopper Ranch, 1/4 mile west of Shandon on San Juan Road. Comment
  OBI13972  Chlorogalum pomeridianum F. A. Lindholm 1970-5-20 121 San Luis Obispo Poly cyn, just N of San Luis Obispo Comment
  SBBG81844  Chlorogalum purpureum var. reductum C. F. Smith 1950-5-4 2756 San Luis Obispo between Creston and Simmler, N of La Panza Public Camp Comment
  UCR109651  Chondrilla juncea T. C. Fuller 1965-10-7 14177 San Luis Obispo west side of Hwy 101 to Atascadero, 0.6 mi north of Cuesta Summit, 7 mi north of San Luis Obispo Comment
  CAS-BOT-BC279804  Chondrilla juncea R. F. Hoover 1965-9-22 9634 San Luis Obispo San Luis Obispo. Just west of town on Highway 1 Comment
  OBI27351  Chorizanthe Unknown 1981-4-26 218 San Luis Obispo Chaparral area burned on 31 July 1980. CDF fire no. 53-265. 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  OBI27352  Chorizanthe Unknown 1981-4-26 218 San Luis Obispo Chaparral area burned on 31 July 1980. CDF fire no. 53-265. 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  CAS-BOT-BC178946  Chorizanthe angustifolia Ira L. Wiggins 1929-4-15 3553 San Luis Obispo slopes not to far from ocean between Guadalupe and Oceano Comment
  HSC91660  Chorizanthe angustifolia Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro State Park, MDO 27-28 Comment
  RSA132942  Chorizanthe angustifolia Clare B. Hardham 1959-5-23 4613 San Luis Obispo South end of Morro Bay Comment
  RSA392636  Chorizanthe angustifolia Ralph Hoffman 1930-4-18 s.n. San Luis Obispo Arroyo Grande Comment
  POM145522  Chorizanthe biloba J. B. Feudge 1927-6-29 1644 San Luis Obispo Creston. 305 Comment
  CAS-BOT-BC178977  Chorizanthe biloba Clare B. Hardham 1956-5-26 771 San Luis Obispo Black Mountain, N side. Highland District Comment
  LA206572  Chorizanthe biloba var. biloba Roxana S. Ferris; 1939-6-9 9777 San Luis Obispo 1.125 mi W of Creston on Templeton rd Comment
  SBBG94445  Chorizanthe breweri S. A. Junak, T. Ayers, D. Shaw 1989-5-10 4006 San Luis Obispo S of USFS Rd 12S11.3 at SW corner of W side of upper portion of Pick and Shovel Mine 548 Comment
  SBBG93908  Chorizanthe breweri S. A. Junak, T. Ayers 1989-6-22 4085 San Luis Obispo N side of USFS Rd 29S11.3 just SW of television towers, ca. 3 mi W of US Hwy 101, along old rd cut 752 Comment
  OBI62668  Chorizanthe diffusa Jason Dart 2003-5-8 D 210 San Luis Obispo Lot 24 of the subdivision of lots B, C, and F of the Corbett Tract, Arroyo Grande. This parcel is located on badger Cyn Rd, 1.5 mi up Corbett Cyn Rd from the intersection of hwy 227 127 Comment
  UCD77544  Chorizanthe douglasii Robert E. Preston 1998-6-17 1139 San Luis Obispo 3 mi NW of La Panza Ranch, on W-facing slope, 0.15 mi E of Hwy 58 563 Comment
  JEPS27055  Chorizanthe douglasii Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7434 San Luis Obispo 1.5 mi w Bee Rock (old Lynch Ranch, just n of Tierra Redondo Mountain); just n of Tierra Redondo Mtn., old Lynch Ranch 341 Comment
  SEINET5332369 Image available Chorizanthe obovata K. Brandegee 1911-1 84 San Luis Obispo Price Canyon, near the coast. Comment
  OBI6660  Chorizanthe palmeri Greg Hassen 1975-7-8 17 San Luis Obispo Poly Cyn. Growing alongpath in botanical garden Comment
  SBBG109692  Chorizanthe palmeri C. B. Hardham 1963-7-3 10903 San Luis Obispo Waterdog Crk 609 Comment
  UC2013234  Chorizanthe palmeri David Keil 1979-7-1 13139 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  CAS-BOT-BC252749  Chorizanthe palmeri R. F. Hoover 1946-6-30 6211 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  OBI65937  Chorizanthe palmeri Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 22 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 1 208 Comment
  UC55688  Chorizanthe palmeri unknown San Luis Obispo San Luis Mountain Comment
  UCD99792  Chorizanthe palmeri R. F. Hoover 1969-6-24 11398 San Luis Obispo San Luis Obispo County: adjacent to Cuesta Park. Comment
  UCR160735  Chorizanthe rectispina George K. Helmkamp, E. A. Helmkamp 2005-6-7 9558 San Luis Obispo Outer South Coast Ranges, along Arroyo Grande to Huasna Road [beyond Huasna], 2.1 miles ENE of Huasna Township Road 253 Comment
  RSA140019  Chorizanthe rectispina Clare B. Hardham 1960-6-6 s.n. San Luis Obispo Rocky Canyon east of Atascadero Comment
  CAS-BOT-BC255270  Chorizanthe staticoides R. F. Hoover 1946-6-16 6153 San Luis Obispo Rinconada District between Santa Margarita and Pozo Comment
  JEPS97043  Chorizanthe uniaristata Clare B. Hardham 1960-5-13 5682 San Luis Obispo hills between San Juan R. and the Carissa Comment
  CAS-BOT-BC247875  Chorizanthe watsonii R. F. Hoover 1950-5-6 7889 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  CAS-BOT-BC247878  Chorizanthe watsonii R. F. Hoover 1952-4-20 8133 San Luis Obispo Temblor Range near north end of Elkhorn Plain Comment
  OBI65176  Chorizanthe watsonii Greg Wilvert 2005-6-13 476 San Luis Obispo SE Half of the Caliente Range. Cyn to the E of Quail Cyn 870 Comment
  CAS-BOT-BC255373  Chorizanthe xanti var. xanti R. F. Hoover 1952-5-25 8236 San Luis Obispo North slope of Caliente Mt., or low hills Comment
  SD71438  Cicuta maculata var. angustifolia R. F. Hoover 1947-7-27 7337 San Luis Obispo Black Lake Canyon, south of Arroyo Grande 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
  SD143569  Cirsium occidentale R. D. Goeden, D. W. Ricker 1980-6-25 San Luis Obispo Santa Lucia Range, near La Cuesta Summit, beside Highway 101 456 Comment
  CDA1311  Cirsium occidentale var. californicum T. C. Fuller 1959-6-22 3938 San Luis Obispo Atascadero; roadside, 0.1 mi. south of town. 0 Comment
  CAS-BOT-BC285465  Cirsium occidentale var. californicum R. F. Hoover 1947-5-31 7251 San Luis Obispo La Panza Range, near summit on road Comment
  CAS-BOT-BC285468  Cirsium occidentale var. californicum Clare B. Hardham 1961-5-26 7262 San Luis Obispo Lime Mountain, Adelaida 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
  CAS-BOT-BC285663  Cirsium occidentale var. occidentale H. M. Pollard 1968-6-7 s.n. San Luis Obispo Near Jack Lake, W. of Union Oil Refinery on Southern Pacific R.R. S. of Oceano Comment
  CAS-BOT-BC280127  Cirsium occidentale var. venustum H. Walton Clark 1926-6-1 s.n. San Luis Obispo Paso Robles Comment
  SBBG104543  Cirsium occidentale var. venustum F. L. Johnson, E. A. Young 1993-5-23 ROB 509 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI42231  Cirsium occidentale var. venustum David J. Keil, V. L. Holland 1986-5-26 19606 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  CAS-BOT-BC292747  Cirsium scariosum var. citrinum E. R. Blakley; C. F. Smith 1958-8-2 5841 San Luis Obispo Along road bordering Dune Lakes about 2 1/2 miles south of Oceano Comment
  SBBG93738  Cirsium scariosum var. loncholepis C. F. Smith 1958-8-2 5841 a San Luis Obispo Dune Lakes (White Lake?), S of Oceano Comment
  CAS-BOT-BC285854  Cirsium vulgare Ernest Brown 1969-7-23 s.n. San Luis Obispo Lucy Brown Place, hills west of Palo Prieta Canyon, eastern San Luis Obispo County Comment
  OBI78793  Cistus incanus David J. Keil 2013-9-4 32017 San Luis Obispo Morro Bay State Park. East of Los Osos Middle School sports fields 16 Comment
  POM313123A  Cladium californicum Malcom A. Nobs, S. Galen Smith 1949-6-23 858 San Luis Obispo Bog near Highway 1, ca. 4 miles south of Arroyo Grande. Comment
  CAS-BOT-BC162541  Clarkia affinis Eben McMillan 1952-5-20 122 San Luis Obispo E. McMillan Ranch, Choice Valley 1 mi. S 8 mi. E Shandon Comment
  OBI31295  Clarkia affinis Joy Nishida, Ginger King 1982-7-2 491 San Luis Obispo American Cyn campground, .5 mi S of campground 549 Comment
  OBI58535  Clarkia affinis David J. Keil 1998-5-6 27087 San Luis Obispo NE of Paso Robles. Airport Rd just S of Estrella Creek crossing. Comment
  OBI65861  Clarkia affinis D. R. Miller 1994-4-30 494 -293 San Luis Obispo Pine Mt Region. along rd edge near Cline cabin; Tobacco Crk drainage 500 Comment
  OBI80045  Clarkia affinis David J. Keil, with Lynne Dee Althouse 2002-5-2 29861 San Luis Obispo Santa Margarita Ranch Comment
  UC1072044  Clarkia affinis H. Lewis and C. Epling 1947-5-2 181 San Luis Obispo Santa Margarita-Pozo Rd 9.8 mi e road to Creston; ; Santa Margarita, Pozo Road, San Luis Obispo Co. Comment
  RSA458870  Clarkia bottae Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI12129  Clarkia cylindrica Robert F. Hoover 1967-6-4 10595 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  OBI54208  Clarkia cylindrica George Butterworth 1995-5-3 73 San Luis Obispo 1/4 mi SW and above rock 853 Comment
  OBI12127  Clarkia cylindrica Robert F. Hoover 1947-5-24 7196 San Luis Obispo Pilitas Crk district Comment
  RSA0037309  Clarkia cylindrica subsp. cylindrica LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6486 San Luis Obispo La Panza Range: Short distance north, from Chester Spring. Along Forest Service Road 29S18, on way to Queen Bee Camp. 657 Comment
  UC1122379  Clarkia cylindrica subsp. cylindrica T. M. Hendrix 1939-5-9 1023 San Luis Obispo 2.1 mi ese Avenales Ranch; Los Padres National Forest, Branch Mt. Quadrangle Comment
  CAS-BOT-BC172265  Clarkia cylindrica subsp. cylindrica Ernest C. Twisselmann 1954-4-30 1126 San Luis Obispo Hills at head of Palo Prieta Creek, Temblor Range and the Western San Joaquin Valley 883 Comment
  CAS-BOT-BC172268  Clarkia cylindrica subsp. cylindrica Ernest C. Twisselmann 1956-5-7 2777 San Luis Obispo Ian McMillan Ranchgrounds, Gillis Canyon, Temblor Range and the Western San Joaquin Valley 512 Comment
  SD133951  Clarkia cylindrica subsp. cylindrica Barbara Ertter 1989-6-10 8561 San Luis Obispo East side of Black Mountain, ca 20 air miles East North East of San luis Obispo, 3 1/2 miles from Highway 58 on the road to the Navajo Campground. Dry granitic sand at edge of McGinnis Creek, base of Chaparral hill. La Panza Range. 609 Comment
  OBI12113  Clarkia epilobioides Fred Rush Jun-56 102 San Luis Obispo High E slope, Mt SLO Comment
  OBI74543  Clarkia epilobioides George Butterworth 2010-5-10 788 San Luis Obispo Chimineas Ranch. Saltos Rd at Carrizo Cyn Rd 671 Comment
  CAS-BOT-BC164459  Clarkia epilobioides David D. Keck 1933-5-5 2205 San Luis Obispo 4.5 miles west of San Luis Obispo on Morro road Comment
  SBBG110161  Clarkia heterandra C. B. Hardham 1959-5-9 4454 San Luis Obispo Franklin Crk near Camp Natoma Comment
  UCR248187  Clarkia modesta David J. Keil 1987-5-6 20136 San Luis Obispo Hwy 229 c. 1/2 mi north of junction with Hwy 58 390 Comment
  OBI58330  Clarkia modesta David J. Keil, with Kathleen A. Keil 1998-5-26 27453 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  HSC16264  Clarkia purpurea W. S. Pierce 1963-6-15 7 San Luis Obispo E of Portola Rd. (N end), Atascadero Comment
  CAS-BOT-BC163960  Clarkia purpurea subsp. quadrivulnera Alma Sweet 1919-5-1 s.n. San Luis Obispo Templeton Comment
  UC373533  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-17 37 San Luis Obispo 3 mi s Edna; Price Canyon 60 Comment
  RSA43084  Clarkia purpurea subsp. quadrivulnera Robert F. Hoover 1947-4-25 7065 San Luis Obispo 2 miles south of Arroyo Grande. Comment
  UC1071943  Clarkia purpurea subsp. quadrivulnera H. Lewis and C. Epling 1947-5-2 180 San Luis Obispo n Guadalupe Comment
  UC54883  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1882-6-8 San Luis Obispo e Santa Lucia Mts.; Santa Margarita Valley Comment
  OBI12095  Clarkia rubicunda Robert F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI42289  Clarkia speciosa David J. Keil, V. L. Holland 1986-5-26 19571 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  OBI59241  Clarkia speciosa subsp. immaculata G. F. Hrusa 1998-1 San Luis Obispo 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
  CAS-BOT-BC165349  Clarkia speciosa subsp. speciosa Alice Eastwood; John Thomas Howell 1936-5-9 2356 San Luis Obispo 9 miles east of Adelaida 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
  CAS-BOT-BC165383  Clarkia speciosa subsp. speciosa Alice Eastwood 1927-7-30 14990 San Luis Obispo On road from Arroyo Grande to Huasna Comment
  UC1071897  Clarkia speciosa subsp. speciosa H. Lewis, R. Snow, F. Ball, D. Steffensen 1949-6-7 582 B San Luis Obispo 1.6 mi n Santa Margarita to Pozo Road (road to Creston) Comment
  SEINET10492146  Clarkia tembloriensis Tim Holtsford 1993-4-22 Holtsford 930422 -3 San Luis Obispo Along Annette Rd, 3.8 mi E of Choice Valley Rd. Vasek's Hodges Canyon site. Associated with Isomeris and white bush lupine. Comment
  CAS-BOT-BC165571  Clarkia unguiculata Chester Dudley 1927-6-1 s.n. San Luis Obispo Paso Robles Comment
  OBI31603  Clarkia unguiculata Joy Nishida 1982-5-8 365 San Luis Obispo American Cyn Campground. 1.2 mi S of campground, near unlocked gate Comment
  SBBG118509  Claytonia exigua subsp. glauca M. Wetherwax, E. Painter 2001-4-29 CR 478 San Luis Obispo top of Palisades above Nacimiento River and Boy Scout Rd; Camp Roberts 290 Comment
  SBBG93724  Claytonia parviflora subsp. parviflora S. A. Junak 1990-4-26 4200 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
  OBI78300  Claytonia parviflora subsp. parviflora Steven A. Junak 1990-4-26 4200 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4mi S of Tassajera crk rd at S end of dirt rd on Ames property, which is 1.8 mi W of intersection with hwy 101 518 Comment
  CAS-BOT-BC439716  Claytonia parviflora subsp. viridis Clare B. Hardham 1957-4-27 1780 San Luis Obispo Foot of Caliente Mt. Comment
  CDA11582  Claytonia perfoliata subsp. mexicana G. F. Hrusa 1993-5-22 11104 A San Luis Obispo Los Padres National Forest, Black Butte Research Natural Area. Radio Facility 2 access road. Comment
  SBBG117520  Claytonia perfoliata subsp. perfoliata E. Painter, M. Wetherwax 2003-3-18 CR 404 San Luis Obispo top of Palisades above Nacimiento River and Boy Scout Rd; Camp Roberts 286 Comment
  OBI37903  Clematis lasiantha David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18569 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
  UC1125968  Clematis lasiantha C. M. Belshaw 1936-3-21 1679 San Luis Obispo 1.4 mi. n. Porter Ranch (near Plot #24); Nipomo Quad. 274 Comment
  UCD95607  Clematis lasiantha H. Van Elder 1929-4-15 s.n. San Luis Obispo San Luis Obispo County: Maro Canon, Atascadero Lake. Comment
  JEPS60547  Clematis lasiantha W. L. Jepson 1927-4-26 11987 San Luis Obispo near summit Pozo Range Comment
  JEPS108380  Collinsia bartsiifolia David Gowen 2005-4-17 257 San Luis Obispo Roadside on Hwy 58, ca 0.5 mile west of Shell Creek Rd. in sandy soil. Comment
  POM262025  Collinsia bartsiifolia var. bartsiifolia I. L. Wiggins 1929-4-15 3568 San Luis Obispo Between Guadalupe and Oceana. Comment
  JEPS60855  Collinsia bartsiifolia var. davidsonii Ernest C. Twisselmann 1969-4-24 15154 San Luis Obispo 5 mi se Creston; La Panza Range, Bedell Ranch 350 Comment
  JEPS13107  Collinsia bartsiifolia var. davidsonii Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5130 San Luis Obispo 14.0 mi s Shandon (upper part of canyon); Cammatti Canyon Comment
  OBI57102  Collinsia heterophylla G. F. Hrusa 1995-5-2 12236 San Luis Obispo Black Butte Research Natural Area. Base of steep rocky cliff at SE base of Peak 3 500 Comment
  RSA408322  Collinsia heterophylla Anstruther Davidson 1922-5-1 s.n. San Luis Obispo Pismo Beach. Comment
  SBBG117761  Collinsia heterophylla E. Painter, M. Wetherwax 2003-4-28 SLO 322 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 115 Comment
  SBBG107781  Collinsia sparsiflora var. collina C. B. Hardham 1960-3-31 5268 San Luis Obispo Bee Rock 304 Comment
  JEPS62617  Collinsia sparsiflora var. collina Clare B. Hardham 1960-3-23 5253 San Luis Obispo Hills n of Bee Rock; Santa Lucia Mountains Comment
  RSA60451  Conicosia pugioniformis Albert M. Vollmer 1950-6-6 s.n. San Luis Obispo Near Pismo Beach. Comment
  SEINET13761614  Conium maculatum R. R. Halse 2016-3-22 9668 San Luis Obispo Santa Maria Valley, at the end of Oso Flaco Road, ca 5 air miles S of Oceano. 3 Comment
  SFV17450  Conium maculatum P. M. Schiffman 1998-6-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area, Washburn Ranch. Growing in cattle guard along Soda Lake Road. 610 Comment
  CDA7450  Conyza bonariensis R. K. Oishi 1998-11-15 46 San Luis Obispo Along Bramsen Road in California Polytechnic State University San Luis Opispo. Comment
  RSA518255  Cordylanthus rigidus subsp. rigidus Steven A. Junak, Tina J. Ayers 1989-6-28 4099 San Luis Obispo Cuesta Ridge Botanical Area: Along main road (USFS Road #29S11.3) about 0.1 mile W of Peak 2478, 0.7 mile W of E boundary sign for the Botanical Area, about 3.7 miles W of Highway 101. 747 Comment
  CAS-BOT-BC287804  Coreopsis bigelovii Eben McMillan 1957-4-17 34 -18 San Luis Obispo At the foot of Caliente Mt, southern Carrisa Plains 838 Comment
  UC1284973  Coreopsis bigelovii R. F. Hoover 1947-3-30 6836 San Luis Obispo on La Panza-Shandon roads Fernandez Creek Comment
  UC1119240  Coreopsis douglasii N. K. Carlson 1936-3-27 240 San Luis Obispo 2.2 mi wsw Piney Ridge; San Luis Obispo Quad. 373 Comment
  OBI6164  Corethrogyne filaginifolia D. Waive Stager 1972-8-14 28 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI6643  Corethrogyne filaginifolia Greg Hassen 1975-8-7 51 San Luis Obispo Poly Cyn [Cal Poly campus, SLO] Comment
  UC1321334  Corethrogyne filaginifolia R. F. Hoover 1966-9-21 10090 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC101466  Corethrogyne filaginifolia Ernest C. Twisselmann 1962-10-20 7933 San Luis Obispo Summit of Gillis Canyon 716 Comment
  JEPS25257  Corethrogyne filaginifolia G. Thomas Robbins with John Weiler 1959-8-7 4142 San Luis Obispo along Paso Robles Street (Oceano); Oceano 15 Comment
  SBBG16061  Corethrogyne filaginifolia E. C. Twisselmann 1962-10-20 7933 San Luis Obispo summit of Gillis Cyn 716 Comment
  CDA20593  Cornus glabrata T. Kleemann 2005-9-29 PDR 1334628 San Luis Obispo Outer South Coast Ranges; Hwy 58 at Pozo Rd. 0 Comment
  CAS-BOT-BC210466  Cornus sericea subsp. occidentalis R. F. Hoover 1946-9-21 6434 San Luis Obispo Estuary of Osos Creek, Morro Bay Comment
  OBI32078  Cornus sericea subsp. occidentalis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14366 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI58975  Cortaderia jubata David J. Keil 2000-1-24 28414 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. along Rodeo Grounds Road. Comment
  CDA43345  Cortaderia selloana David J. Keil 2011-11-9 31181 San Luis Obispo Nipomo Mesa south of Arroyo Grande, Highway 1 just north of intersection with Doty Drive. 0 Comment
  RSA0029634  Cotoneaster lacteus D. R. Miller 2013-1-28 113 -1034 San Luis Obispo Along Hwy. 1 inland shoulder about 300 m south of Moonstone Beach Drive. 50 Comment
  OBI5587  Cotula coronopifolia Sharon Jochums 1974-5-19 236 San Luis Obispo N of village N of Piedras Blancas Comment
  UCSB51268  Crassula aquatica Ferren, Wayne 1984-2-29 San Luis Obispo Proposed nature reserve; upper campground area; San Simeon State Beach Comment
  OBI31125  Crassula connata Julie M. Vanderwier 1979-4-13 126 San Luis Obispo Indian Knob Tar Sands Comment
  OBI59986  Cressa truxillensis George Butterworth 1997-7-4 134 San Luis Obispo T31S, R19E, S24, NW Qtr 20 yds E of Soda Lake Rd, 0.2 mi S of Cattle guard Comment
  RSA171983  Croton californicus R. F. Thorne, P. C. Everett, K. Thorne 1963-4-21 31621 San Luis Obispo S side of Morro Bay. 6 Comment
  UC2027023  Croton setiger Greg Wilvert 2005-7-20 497 San Luis Obispo Southeast Half of the Caliente Range. 1.1km NW of Semper Spring Comment
  UCSB51303  Croton setiger Moseley, Maynard 1983-10-13 San Luis Obispo 2.6 miles S of Atascadero, Calif., along roadside of El Camino Real Comment
  OBI59053  Crypsis schoenoides David J. Keil 1998-8-24 28014 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  RSA201657  Cryptantha barbigera Robert F. Hoover 1952-4-10 8102 San Luis Obispo La Panza district, just W of San Juan River, S slope of sandstone hill, San Luis Obispo County Comment
  RSA0024939  Cryptantha circumscissa Greg Wilvert 2005-4-25 336 San Luis Obispo Wells Canyon. 845 Comment
  CAS-BOT-BC189419  Cryptantha circumscissa Ernest C. Twisselmann 1957-5-3 3465 San Luis Obispo Caliente Range: Padrone Spring Canyon 762 Comment
  OBI82434  Cryptantha clevelandii David J. Keil, with George Butterworth 2016-2-25 33470 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  SBBG107204  Cryptantha clevelandii C. B. Hardham 1961-3-29 6691 San Luis Obispo Cottonwood Pass E of Cholame 609 Comment
  SBBG107834  Cryptantha clevelandii C. B. Hardham 1961-4-26 6911 San Luis Obispo Franklin Crk, W of Adelaida Comment
  UCSB56467  Cryptantha clevelandii Thorne, Robert; Everett, P. 1963-6-7 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway 548 Comment
  OBI33011  Cryptantha clevelandii var. clevelandii David J. Keil 1983-4-23 16940 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon and W of hwy 1 Comment
  SD17524  Cryptantha clevelandii var. florosa Edith A. Purer 1933-7-20 5092 San Luis Obispo 5 miles north of Guadalupe 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
  SBBG95650  Cryptantha corollata cLeod, B. Burdett, L. Burdett 1983-5-14 17005 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo del Oso, N -trending section of Arroyo de la Cruz 5 Comment
  UC2027125  Cryptantha flaccida Greg Wilvert 2005-4-2 93 San Luis Obispo Southeast Half of Caliente Range: 100 m SW of Wells Spring Comment
  OBI20746  Cryptantha intermedia Robert F. Hoover 1952-4-10 8101 San Luis Obispo La Panza district, just W of San Juan River Comment
  OBI74284  Cryptantha muricata Theo Fitanides, Anthony Baniaga 2010-2-28 28 San Luis Obispo Tierra Redonda Mtn BLM ACEC 536 Comment
  SBBG94000  Cryptantha muricata var. jonesii S. A. Junak 1990-4-26 4211 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
  CDA15172  Cryptantha nemaclada G. F. Hrusa 1998-4-27 14280 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  OBI20757  Cryptantha nevadensis var. rigida Robert F. Hoover 1949-4-21 7633 San Luis Obispo Near Fernandez Crk on La Panza - creston rd Comment
  OBI20802  Cryptantha oxygona Robert F. Hoover 1967-3-28 10310 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  SBBG44962  Cryptantha oxygona I. W. Clokey, C. B. Clokey 1937-4-13 5825 San Luis Obispo SE corner of county 800 Comment
  OBI27239  Cupaniopsis anacardioides David J. Keil 1976-10-26 11872 -3 San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obispo Comment
  CAS-BOT-BC80521  Cupressus arizonica Ernest C. Twisselmann 1971-12-9 18546 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC80783  Cupressus macrocarpa Ernest C. Twisselmann 1971-12-9 18572 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI42357  Cuscuta californica David J. Keil 1986-5-28 19616 San Luis Obispo Ca. 1/4-1/2 mi W from jctn with Parkhill rd along las Pilitas Rd Comment
  SD17517  Cuscuta californica var. californica Edith A. Purer 1932-8-28 4853 San Luis Obispo Oceana Comment
  OBI80736  Cuscuta pacifica D. R. Miller 2015-4-26 415 .1123 San Luis Obispo 10 meters from bluffs at end of Lone Palm Dr. across from San Simeon Creek Rd. and Hwy 1 3 Comment
  OBI57736  Cuscuta subinclusa David J. Keil 1998-8-19 27968 San Luis Obispo Along Huer Huero Rd., 0.6 miles SE of junction with Hwy 58. 408 Comment
  SEINET11100081 Image available Cyperus albostriatus David Keil 1986-7-18 S.N. San Luis Obispo Los Osos. Comment
  OBI17021  Cyperus eragrostis Ed Zimmerman 1962-2-18 9 San Luis Obispo Cal Poly, Poly Cyn Comment
  OBI17022  Cyperus eragrostis F. Rush Jun-56 43 San Luis Obispo SE slope, Mt SLO Comment
  CAS-BOT-BC114470  Cyperus eragrostis Clare B. Hardham 1959-9-1 4972 San Luis Obispo Santa Rosa Creek, Cambria. Comment
  RSA231217  Cyperus eragrostis D. W. Taylor 1970-6-22 T 70 -118 San Luis Obispo At mouth of Los Osos Creek, east side of Morro Bay. Comment
  OBI72955  Cyperus esculentus David J. Keil, with V. L. Holland and Lynne Dee Oyler 1991-9-5 22606 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  CAS-BOT-BC114285  Cyperus esculentus V. F. Hesse 1958-7-22 3758 San Luis Obispo Damp roadside edges, Atascadero. Comment
  OBI2524  Dactylis glomerata Larry E. Brown 1971-6-12 2030 San Luis Obispo In the Silver City Mobile Home park in San Luis Obispo Comment
  SBBG16240  Danthonia californica M. A. Piehl 1963-4-21 63102 San Luis Obispo Los Osos Valley Rd, ca. 1 mi E of Los Osos 10 Comment
  IRVC29306  Datura stramonium G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8834 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  UCR159992  Daucus pusillus George K. Helmkamp, E. A. Helmkamp 2005-6-12 9667 San Luis Obispo South Central Coast Range, Along Calif. Highway 229 (road to Creston), 5.5 mi N of Calif. Highway 58; beside West Branch of Huerhuero Creek 363 Comment
  OBI53503  Daucus pusillus Arthur W. Hazebrook 1991-6-6 99 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  UC1296083  Daucus pusillus R. F. Hoover 1965-6-14 9427 San Luis Obispo s. Arroyo de la Cruz (near Arroyo del Oso, by seashore) Comment
  HSC91780  Deinandra corymbosa Susan H. Bicknell 1988-11-20 San Luis Obispo Montano de Oro MDO 10 Comment
  CAS-BOT-BC299166  Deinandra corymbosa subsp. corymbosa Alice Eastwood 1927-7-29 14964 San Luis Obispo Morro Comment
  OBI50576  Deinandra fasciculata Jan Barber, Sue Weis 1993-6-16 13 San Luis Obispo In grazed area W of Laguna Lake Park in San Luis Obispo Comment
  CAS-BOT-BC293904  Deinandra fasciculata David D. Keck; Wm. M. Hiesey 1940-5-31 5145 San Luis Obispo 2.4 mi. S. of Harmony (7 mi. N. of Cayucos) Comment
  SD129599  Deinandra fasciculata G. Helmkamp 1989-8-6 San Luis Obispo Toro Canyon Road, east of U. S. Highway 101, just north of Cayucos. 120 Comment
  CAS-BOT-BC299379  Deinandra increscens subsp. increscens R. F. Hoover 1969-8-15 11544 San Luis Obispo Valley west of Mt. Bishop Comment
  JEPS38273  Deinandra increscens subsp. increscens W. L. Jepson 1940-10-3 20155 San Luis Obispo Arroyo Grande Comment
  OBI16174  Deinandra increscens subsp. increscens Robert F. Hoover 1965-10-1 9690 San Luis Obispo Coast Rd just S of Hazard Cyn Comment
  OBI59242  Deinandra increscens subsp. increscens G. F. Hrusa 1998-7-21 14746 San Luis Obispo South Coast Ranges. Price Cyn Rd 2 mi Sw of intersection with hwy 227 at Edna. USGS Quad. Arroyo Grande NE 7.5 95 Comment
  CAS-BOT-BC299963  Deinandra kelloggii Ernest C. Twisselmann 1955-7-22 2275 San Luis Obispo Vaquero Water Hills, La Panza Range 512 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
  SBBG55591  Deinandra paniculata D. Keil 1980-9-19 14223 San Luis Obispo 5 mi N of Hwy 58 along Shell Crk Rd, just S of Cyn Ranch Comment
  CAS-BOT-BC292068  Deinandra pentactis R. F. Hoover 1946-9-14 6371 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC292041  Deinandra pentactis David D. Keck 1931-6-23 1258 San Luis Obispo 4.2 mi. S. of Atascadero Comment
  CAS-BOT-BC292065  Deinandra pentactis R. F. Hoover 1946-6-16 6169 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  OBI80392  Delairea odorata Amber Sharpe 2015-1-31 2 San Luis Obispo Bob Jones Trail, Avila Beach 38 Comment
  UC454008  Delphinium I. J. Condit 1911-6-13 San Luis Obispo Cambria road Santa Rosa Creek Comment
  OBI64455  Delphinium gypsophilum David J. Keil 2001-5-10 29440 San Luis Obispo Bitterwater Road, 12.3 road miles north from Highway 58 Comment
  LA38358  Delphinium gypsophilum Lewis; Epling 657 San Luis Obispo 3 mi. W of Pleyto junction opposite ranch house Comment
  JEPS86587  Delphinium parryi L. R. Heckard with Jim Hickman et al. 1987-4-11 6652 San Luis Obispo slopes to s side of arroyo 0.5 mi back from ocean (n of San Simeon); Arroyo de la Cruz 91 Comment
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Sep 22 2014
  UC9240  Delphinium parryi Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC7872  Delphinium parryi subsp. blochmaniae Alice Eastwood 1927-4-8 14341 San Luis Obispo Nipomo Mesa Comment
  OBI31036  Delphinium parryi subsp. blochmaniae Julie M. Vanderwier 1978-5-11 28 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG48041  Delphinium parryi subsp. blochmaniae J. P. Broughton 1974-2-27 1378 San Luis Obispo top of Coreopsis Hill, Oso Flaco Lake Comment
  CAS-BOT-BC7870  Delphinium parryi subsp. blochmaniae R. F. Hoover 1969-5-3 11296 San Luis Obispo 3 mi. W of Nipomo Comment
  LA38294  Delphinium parryi subsp. blochmaniae Lewis; Epling 504 San Luis Obispo Sand dunes, Nipomo-Guadalupe road Comment
  OBI53594  Delphinium parryi subsp. blochmaniae Arthur W. Hazebrook 1991-4-28 37 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, NE base of Hill Comment
  RSA122691  Delphinium parryi subsp. blochmaniae H. C. Lee 1936-2-27 436 San Luis Obispo Mesa south of Black Lake Canyon. 107 Comment
  UC9254  Delphinium parryi subsp. blochmaniae W. H. Brewer 1861-4-10 409 San Luis Obispo Nipomo Ranch; ; Nipoma Ranch, San Luis Obispo Co. Comment
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Jul 6 2010
  JEPS114153  Delphinium parryi subsp. eastwoodiae E. L. Painter, M. Wetherwax, K. Downing 2008-5-8 SLO- 260 San Luis Obispo Camp San Luis Obispo. First ridge west of Cerro Romualdo. Comment
  OBI10664  Delphinium parryi subsp. eastwoodiae Robert F. Hoover 1947-2-24 6623 San Luis Obispo First ridge west of Cerro Romauldo Comment
  OBI67033  Delphinium parryi subsp. parryi David J. Keil, with V. L. Holland 2001-5-24 29493 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  UC9184  Delphinium parryi subsp. parryi Alice King June 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC116357  Delphinium parryi subsp. parryi Clare B. Hardham 1956-5-31 815 San Luis Obispo Near Hill Top Ranch, Adelaida Road Comment
  OBI10620  Delphinium parryi subsp. parryi Robert F. Hoover 1949-5-22 7721 San Luis Obispo 12 mi E of Creston on La Panz Rd Comment
  OBI42232  Delphinium parryi subsp. parryi David J. Keil, V. L. Holland 1986-5-26 19604 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  UCR101003  Delphinium recurvatum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3238 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  RSA0039714  Dendromecon rigida LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6506 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  CAS-BOT-BC201629  Deschampsia danthonioides R. F. Hoover 1968-4-16 11061 San Luis Obispo North side of Soda Lake, Carrizo Plain Comment
  OBI64460  Descurainia sophia David J. Keil 2001-5-10 29426 San Luis Obispo Bitterwater Road, 3.1 miles north from Highway 58. Vicinity of 35.41658 deg. N x 120.09424 deg. W. 637 Comment
  CAS-BOT-BC402326  Dicentra chrysantha Ernest C. Twisselmann 1955-5-27 2025 San Luis Obispo La Panza Range. Near the summit of Navajo Canyon 762 Comment
  CAS-BOT-BC500823  Dichelostemma capitatum Mrs. R. W. Summers 1883-1-24 s.n. San Luis Obispo Valley Comment
  OBI65813  Digitalis purpurea D. R. Miller 1983-5-18 593- 16 -A San Luis Obispo Pine Mt Region. On E slope of Pine Mt 671 Comment
  CAS-BOT-BC209094  Digitaria sanguinalis Ernest C. Twisselmann 1954-6-19 1384 San Luis Obispo Twisselman Ranch, eastern San Luis Obispo County - Temblor Range and the Western San Joaquin Valley Comment
  CDA34850  Digitaria sanguinalis David J. Keil 2009-8-21 30636 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Along South Polyview next to Bldg 14 (Computer Science). Comment
  OBI52750  Digitaria sanguinalis David J. Keil, with V. L. Holland 1991-8-22 22567 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
  CAS-BOT-BC152496  Diplacus aurantiacus Alice Eastwood 1926-5-3 13802 San Luis Obispo Avila Comment
  CAS-BOT-BC150711  Diplacus calycinus Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9436 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway #178 Comment
  OBI58868  Diplacus douglasii David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27488 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  OBI54478  Diplacus fremontii Matthew Arterburn 1997-4-23 64 San Luis Obispo Ridge near Turkey Flat running N to S, near Black Mtn La Panza Range Comment
  CAS-BOT-BC153172  Diplacus fremontii Clare B. Hardham 1957-5-4 1858 San Luis Obispo Tierra Redondo Comment
  OBI9419  Diplacus fremontii Robert F. Hoover 1947-4-20 6983 San Luis Obispo Near El Dorado School Comment
  OBI3507  Dipsacus sativus Lynch 1971-5-21 30 San Luis Obispo Cal Poly campus. NE side of Smith Reservoir, 10 ft from the water 3 Comment
  OBI51366  Distichlis spicata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .5 San Luis Obispo San Simeon State Park. Western section ofSan Simeon State Park Comment
  OBI65982  Distichlis spicata Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 18 San Luis Obispo S of Morro Bay on Hwy 1. At headwaters of Walters Crk N of Hwy 1 208 Comment
  SD71141  Dithyrea maritima R. F. Hoover 1947-7-11 7300 San Luis Obispo South end of Morro Bay, at edge of sandy beach Comment
  OBI10738  Dodecatheon clevelandii Ruth E. Davis 1964-3-1 17 San Luis Obispo Santa Margarita Lake Comment
  OBI72235  Dodecatheon clevelandii Anthony Baniaga, Theo Fitanides 2010-1-30 4 San Luis Obispo Tierra Redonda Mtn BLM ACEC 300 Comment
  OBI20957  Downingia cuspidata Robert F. Hoover 1958-5-12 8474 San Luis Obispo 1 mi N of Creston on rd toward Shandon Comment
  OBI42287  Drymocallis glandulosa David J. Keil, V. L. Holland 1986-5-26 19573 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake Comment
  UCR103969  Dryopteris arguta George K. Helmkamp 1997-6-22 2081 A San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  RSA18239  Dudleya blochmaniae C. B. Wolf 1929-4-15 3611 San Luis Obispo Between San Luis Obispo and Morro Bay; 8 miles west of San Luis Obispo Comment
  OBI35758  Dudleya blochmaniae subsp. blochmaniae Allison Berry 1984-5-8 178 San Luis Obispo Camp San Luis Obispo Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CAS-BOT-BC410884  Dudleya caespitosa Alice Eastwood 1927-7-29 14969 San Luis Obispo Morro Comment
  CAS-BOT-BC428288  Dudleya farinosa L. R. Abrams 1937-7-31 13731 San Luis Obispo This is four miles north of San Simeon Comment
  CAS-BOT-BC414801  Dudleya lanceolata K. Nakai 1980-9-4 636 San Luis Obispo 0.8 mi. n of Hwy 46 on Hwy 1 Comment
  RSA649268  Echinochloa crus-galli Julie Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  UC1873033  Echinodorus berteroi David Keil with Kathleen Keil 2002-7-27 29889 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  UCSB50170  Ehrharta calycina Lain, Maria 1978-4-14 San Luis Obispo Calif. Highway 1 at Nipomo Mesa 30 Comment
  OBI69956  Ehrharta erecta D. R. Miller 2007-5-22 507 .853 San Luis Obispo Pine Mt Region. Single location on garden bed margin at D.R. miller Property, Tobacco Crk drainage 650 Comment
  OBI37135  Elatine californica Eric Wise 1983-6-30 1719 San Luis Obispo Santa Margarita Lake: man-made reservoir in Salinas River chnl Comment
  OBI5039  Eleocharis macrostachya Robert J. Rodin 1956-5-22 6070 San Luis Obispo Near Atascadero Comment
  UC1257336  Eleocharis macrostachya R. F. Hoover 1969-7-19 11496 San Luis Obispo S of Pismo Creek Pismo Beach, near Comment
  CAS-BOT-BC112942  Eleocharis macrostachya R. F. Hoover 1965-7-9 9144 San Luis Obispo 5 mi W of Pozo (Salispuedes Creek). In stream bed Comment
  OBI23364  Eleocharis macrostachya David J. Keil 1979-5-26 13095 San Luis Obispo S of San Luis Obsipo just S of jctn S. Higuera and US 101 and E along ridgeline. In roadside ditch along frontage rd on W side of US 101 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
  CDA34243  Eleusine indica David J. Keil 2005-7-13 30417 San Luis Obispo East side of Johnson Avenue and San Luis Drive opposite intersection of these roads, along drive between parking lots for San Luis Obispo High School and Adult School. Comment
  CAS-BOT-BC197355  Elymus John Thomas Howell 1964-6-29 40737 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  SBBG104815  Elymus glaucus F. L. Johnson, E. A. Young 1993-5-26 ROB 629 San Luis Obispo Whiskey Spring; Camp San Luis Obispo Comment
  CAS-BOT-BC228692  Elymus multisetus Ira L. Wiggins 1929-5-23 3737 San Luis Obispo 10 miles east of Shandon Comment
  OBI81315  Elymus multisetus David J. Keil, Janet Haden 1988-5-24 20692 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
  CAS-BOT-BC228686  Elymus multisetus R. F. Hoover 1965-6-18 9444 San Luis Obispo Steiner Creek (Serrano Canyon) near San Luis Obispo Comment
  OBI21777  Elymus multisetus Robert F. Hoover 1964-7-9 9135 San Luis Obispo 5 mi W of Pozo (Salsipuedes Crk) Comment
  OBI58416  Elymus pacificus Austin P. Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay Region. E of Shark Inlet, Morro Bay 40 Comment
  SD249105  Elymus trachycaulus David Keil, Janet Haden 1988-5-24 20693 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. 35 Comment
  OBI72875  Elymus triticoides David J. Keil 1988-1 20828 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  UCR42652  Elymus triticoides subsp. multiflorus David J. Keil 1979-4-29 13050 San Luis Obispo Central Coast, See Canyon Comment
  OBI75080  Emex spinosa Michael Walgren 2011-4-18 221 San Luis Obispo Morro Bay State Park, along Lower State park Rd in the city of Morro Bay Comment
  OBI58195  Emmenanthe penduliflora David J. Keil 1998-4-9 26672 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  RSA585856  Emmenanthe penduliflora G. Fred Hrusa 1995-5-28 12277 San Luis Obispo Black Butte Research natural Area, below Peak 1 radio facility. 625 Comment
  UC1287785  Emmenanthe penduliflora M. de Cessac 1881-1 169 San Luis Obispo Canada de la Cuesta; San Luis Obispo Comment
  SBBG95513  Emmenanthe penduliflora var. penduliflora D. Keil 1986-5-13 19433 San Luis Obispo Hi Mtn Rd near Hi Mtn Lookout Comment
  CAS-BOT-BC81656  Ephedra californica R. F. Hoover 1968-4-17 11056 San Luis Obispo Foothills of Temblor Range near north end of Elkhorn Plain Comment
  OBI72404  Epilobium brachycarpum E. L. Painter & M. Wetherwax, M. Wetherwax 2002-9-4 CR- 364 San Luis Obispo Camp Roberts. Near E Perimeter Rd, N of SatCom, S of intersection with Bee Rock rd 217 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
  OBI32166  Epilobium canum subsp. canum David J. Keil, Melissa Luckow 1981-7-3 14953 San Luis Obispo Arroyo de la cruz, N of San Simeon. along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mt and back to the hwy along riparian zone Comment
  RSA588384  Epilobium canum subsp. canum F. H. Elmore 1933-8-4 346 San Luis Obispo Avila; Port San Luis Comment
  OBI65737  Epilobium canum subsp. canum D. R. Miller 1994-8-4 894 -516 San Luis Obispo Pine Mt region; in creekway at top of Pear Tree area; Pico crk drainage 914 Comment
  SBBG83022  Epilobium ciliatum subsp. ciliatum C. F. Smith 1968-7-30 10111 San Luis Obispo behind dunes at Oceano State Beach Park Comment
  POM258986  Epilobium ciliatum subsp. watsonii Alice Eastwood, John Thomas Howell 1938-6-15 5985 San Luis Obispo Piedras Blancas Comment
  OBI66513  Epilobium minutum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26287 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
  CAS-BOT-BC57447  Equisetum laevigatum R. F. Hoover 1950-5-7 7895 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Range Comment
  LA211695  Equisetum laevigatum Mark A. Elvin; 2014-5-2 211695 San Luis Obispo GUADALUPE DUNES, Guandalupe-Nipomo Dunes National Wildlife Refuge, "Colorado Pond," ca. 80 meters from south Refuge boundary. 17.0 Comment
  OBI82564  Equisetum laevigatum David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33537 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  OBI64616  Equisetum laevigatum David J. Keil, Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, and Lynne Althouse 2000-5-16 28715 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River) Comment
  OBI35072  Equisetum telmateia Eric Wise 1981-7-26 960 San Luis Obispo Poly Canyon Comment
  JEPS68599  Eremalche exilis W. L. Jepson 1932-4-3 16222 San Luis Obispo opposite Elkhorn Scarp; Carrizo Plain 640 Comment
  UC455684  Eriastrum densifolium subsp. densifolium J. E. Roadhouse 1905-5-20 San Luis Obispo Morro Comment
  RSA0107361  Eriastrum densifolium subsp. densifolium Austin P. Griffiths, Kathleen Jones 1983-7-31 16222 San Luis Obispo Midway along Arroyo due W of barn at Livery Stables Oceano. 10 Comment
  CAS-BOT-BC514391  Eriastrum densifolium subsp. elongatum Roxana S. Ferris 1939-6-9 9773 San Luis Obispo Northern edge of Atascadero Comment
  OBI11550  Eriastrum luteum Rimo Bacigalupi, R. S. Ferris & G. T. Robbins 1955-5-25 5235 San Luis Obispo Parkhill Rd, 5.7 mi E of Santa Margarita 366 Comment
  OBI11558  Eriastrum luteum R. F. Hoover 1947-5-24 7201 San Luis Obispo Near El Dorado School Comment
  CAS-BOT-BC514840  Eriastrum pluriflorum subsp. pluriflorum David D. Keck 1934-4-26 2800 San Luis Obispo 4 mi S of Cholame on road to Annette Comment
  CAS-BOT-BC131579  Ericameria arborescens Ernest C. Twisselmann 1965-10-8 11684 San Luis Obispo Ridge road 0.5 mile northwest of Cuesta Summit, Santa Lucia Range 548 Comment
  OBI3866  Ericameria arborescens Patricia Wiese 1971-10-2 114 San Luis Obispo Fuelbreak area. Cuesta Ridge Botanical Area. 2 mi NW from Cuesta Pass 762 Comment
  OBI16583  Ericameria cuneata var. spathulata Robert F. Hoover 1963-10-26 8597 San Luis Obispo Trail to Machesna Mt. , La Panza Range Comment
  UC1285352  Ericameria ericoides R. F. Hoover 1946-8-26 6353 San Luis Obispo near Sunnyside School; Osos Valley Comment
  SD75720  Ericameria ericoides subsp. ericoides Helen V. Witham 1969-9-27 487 San Luis Obispo Oso Flaco Lake 10 Comment
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Nov 30 2015
  RSA212489  Ericameria ericoides var. ericoides Clare B. Hardham 1957-9-1 2537 San Luis Obispo Tierra Redondo (Bee Rock) Comment
  CAS-BOT-BC292329  Ericameria linearifolia R. F. Hoover 1948-5-2 7506 San Luis Obispo Between San Juan River and Carrizo Plain, W of Simmler Comment
  CAS-BOT-BC299084  Ericameria nauseosa var. hololeuca W. R. Dudley 1903-8-11 s.n. San Luis Obispo W of Twin Peaks, Santa Lucia Mts Comment
  UC771708  Ericameria nauseosa var. hololeuca R. F. Hoover 1946-10-13 6486 San Luis Obispo at highway bridge not far below Sycamore Creek; Cuyama River Comment
  UC87257  Ericameria nauseosa var. hololeuca E. Palmer, M. D. 1876-7-1 260 San Luis Obispo near San Luis Obispo Comment
  SEINET11859405  Erigeron foliosus E. A. Purer 1938-8-22 7877 San Luis Obispo no further locality Comment
  OBI2756  Erigeron glaucus Mrs. R. F. Hoover 1962-2-23 58 San Luis Obispo Cambria Pines Comment
  CAS-BOT-BC295071  Erigeron glaucus Clare B. Hardham 1957-7-31 2493 San Luis Obispo Santa Lucia Mountains. 9 miles north of Cambria Comment
  SBBG110391  Erigeron philadelphicus C. B. Hardham 1957-6-18 2258 San Luis Obispo Tierra Redonda Comment
  CAS-BOT-BC214625  Erigeron philadelphicus Alice Eastwood 1927-7-30 15031 San Luis Obispo On road from Arroya [Arroyo] Grande to Huasna Comment
  CAS-BOT-BC216240  Eriodictyon californicum Clare B. Hardham 1960-6-1 5952 San Luis Obispo Burnett Peak, Santa Lucia Mountains Comment
  OBI58338  Eriodictyon crassifolium var. nigrescens David J. Keil 1998-5-20 27324 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
  CAS-BOT-BC188994  Eriodictyon parryi R. F. Hoover 1949-8-21 7755 San Luis Obispo La Panza district Comment
  SBBG103507  Eriodictyon tomentosum C. F. Smith 1993-6-15 12491 San Luis Obispo Branch Crk Rd, 7.8 mi from St Hwy 166 Comment
  UC1124360  Eriodictyon tomentosum T. M. Hendrix 1937-5-17 189 San Luis Obispo 4.8 mi se Highland School; Los Padres National Forest, Pozo Quad. 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
  RSA0064142  Eriodictyon tomentosum Marck Menke 2002-3-30 137 San Luis Obispo La Panza Range, near the eastern end of Pozo Road. Comment
  SD25203  Eriodictyon tomentosum Frank F. Gander 1939-5-15 7542 San Luis Obispo Near La Panza Public Camp, Los Padres National Forest. 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
  RSA15930  Eriogonum angulosum Carl B. Wolf 1935-5-8 6751 San Luis Obispo Diablo Range, Cottonwood Canyon, 0.1 mile west of Kern County Line 579 Comment
  CAS-BOT-BC248557  Eriogonum angulosum Ernest C. Twisselmann 1954-6-14 1368 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon Summit, 7 miles south of Cholame 609 Comment
  OBI11140  Eriogonum baileyi Robert F. Hoover 1946-10-20 6516 San Luis Obispo Upper Huasna River just below jctn of Arroyo seco Comment
  UC77418  Eriogonum elegans T. S. Brandegee 1885-1 San Luis Obispo San Simeon Comment
  UC6275  Eriogonum elegans A. Norton Aug. 1891 San Luis Obispo Upper Salinas River Comment
  OBI11119  Eriogonum elongatum var. elongatum Betty Sheehan 1957-10-10 6 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI6628  Eriogonum fasciculatum Greg Hassen 1975-6-24 6 San Luis Obispo Poly Cyn, Cal Poly Campus Comment
  JEPS97090  Eriogonum fasciculatum var. foliolosum F. L. Johnson and E. A. Young 1993-5-23 ROB 516 San Luis Obispo Twin Bridges on Boyscout Road Camp Roberts Comment
  OBI72320  Eriogonum fasciculatum var. foliolosum Anthony Baniaga, Theo Fitanides 2010-5-16 198 San Luis Obispo Tierra Redonda Mtn BLM ACEC 518 Comment
  CAS-BOT-BC249987  Eriogonum fasciculatum var. foliolosum W. R. Dudley 1905-1-4 s.n. San Luis Obispo Below Wyss house, Adelaida Comment
  CAS-BOT-BC250281  Eriogonum giganteum Ernest C. Twisselmann 1961-8-23 6559 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI11087  Eriogonum gossypinum Robert F. Hoover 1967-6-4 10609 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  UC1296105  Eriogonum gracile var. gracile R. F. Hoover 1952-11-1 8273 San Luis Obispo flats along ridge Caliente Mt. Comment
  CAS-BOT-BC261156  Eriogonum gracillimum R. F. Hoover 1950-4-14 7826 San Luis Obispo North end of Elkhorn Plain Comment
  UC2027178  Eriogonum heermannii Greg Wilvert 2005-6-13 473 San Luis Obispo Southeast Half of the Caliente Range: 1 km W of the N end of Padrones Canyon Comment
  CAS-BOT-BC271981  Eriogonum nudum var. pubiflorum R. F. Hoover 1946-9-15 6408 San Luis Obispo La Panza District Comment
  UC1254075  Eriogonum nudum var. pubiflorum R. Langston and Jerry Powell 1964-9-11 465 San Luis Obispo 8 road mi w Simmler Comment
  UC1032338  Eriogonum ordii P. L. Johannsen 1937-4-22 1079 San Luis Obispo 3 1/2 mi nne Padrones Spring; McKittrick Quadrangle Comment
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Aug 13 2010
  CDA17529  Eriogonum parvifolium Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Bay side 1/3 way S of point on Morro Bay Sandspit. Comment
  UCR158568  Eriogonum parvifolium George K. Helmkamp 2004-6-15 8638 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  OBI57576  Eriogonum parvifolium Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo On bayside shoreline ca. 1/3 way S of point on Morro Bay sandspit Comment
  RSA611966  Eriogonum parvifolium Louis C. Wheeler 1952-10-5 7003 San Luis Obispo San Luis Obisbo 24: Stanluchi Mine. Comment
  POM280012  Eriogonum parvifolium var. parvifolium E. A. Purer 1933-7-20 5078 San Luis Obispo Northwest of Guadalupe. Comment
  CAS-BOT-BC268361  Eriogonum roseum Ernest C. Twisselmann 1953-9-18 770 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: 8 miles south of Cholame Comment
  OBI11123  Eriogonum temblorense Robert F. Hoover 1946-11-2 6547 San Luis Obispo W side of Cottonwood Pass Comment
  OBI10930  Eriogonum viridescens Robert F. Hoover 1946-9-14 6376 San Luis Obispo Santa Margarita Comment
  OBI10938  Eriogonum viridescens Robert F. Hoover 1946-6-30 6218 San Luis Obispo La Panza district Comment
  SBBG30793  Eriogonum viridescens C. B. Hardham 1963-6-20 10932 San Luis Obispo Freeborn Mtn Comment
  CAS-BOT-BC304110  Eriophyllum confertiflorum Ernest C. Twisselmann 1954-5-1 1138 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Canyon: 7 miles W of Simmler 731 Comment
  UC31702  Eriophyllum confertiflorum var. confertiflorum Prof. Brewer Apr 1861 457 San Luis Obispo Comment
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Apr 30 2011
  RSA165484  Eriophyllum lanatum var. achilleoides Clare B. Hardham 1963-7-3 10899 San Luis Obispo Waterdog Creek. Sargent Cypress Grove 610 Comment
  UCSB16667  Eriophyllum lanatum var. arachnoideum Hardham, Clare 1963-6-18 San Luis Obispo Cypress Mt. 609 Comment
  CAS-BOT-BC301944  Eriophyllum staechadifolium R. F. Hoover 1946-7-21 6231 San Luis Obispo San Simeon Creek Beach Comment
  CAS-BOT-BC301953  Eriophyllum staechadifolium Ynez Whilton Winblad 1937-6-18 s.n. San Luis Obispo Cambria Comment
  OBI57999  Eriophyllum staechadifolium Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo At W end of stabilized dune ridges just n of Oso Flaco Lake Comment
  SD260891  Eriophyllum staechadifolium Richard R. Halse 2016-3-21 9661 San Luis Obispo Along State Hwy 1, ca. 3 milse orth of San Simeon 7 Comment
  OBI35480  Eriophyllum staechadifolium var. artemisiifolium S. M. Inman 1983-7-20 87 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd. past the jctn of Pecho Rd. Right on dirt road after 'deer' sign. Comment
  OBI7013  Eriophyllum staechadifolium var. artemisiifolium D. W. Stager 1972-7-31 20 San Luis Obispo Monterey Bay State Park Comment
  RSA0042088  Erodium botrys LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6347 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
  SD260966  Erodium botrys Richard R. Halse 2016-3-21 9660 San Luis Obispo Along State Hwy. 1 at a vista point, ca. 11.8 miles north of San Simeon. 2 Comment
  HSC91860  Erodium cicutarium Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI26499  Erodium cicutarium Kathlene Henry 1979-7-27 10 San Luis Obispo San Luis Obispo. Laguna Lake City Park 30 Comment
  SBBG32883  Erodium cicutarium L. E. Allen 1967-4-13 San Luis Obispo jct of Hwy 41 and 466 N of Paso Robles Comment
  OBI28963  Erodium moschatum David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14570 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  CAS-BOT-BC211082  Eryngium aristulatum var. hooveri R. F. Hoover 1946-8-3 6265 San Luis Obispo Laguna near San Luis Obispo Comment
  UC173114  Eryngium aristulatum var. hooveri Katharine Brandegee 1912-9-29 San Luis Obispo Lagoon Comment
  UC1928004  Eryngium aristulatum var. hooveri David Keil 2008-8-10 30555 San Luis Obispo Los Osos Valley. Boysen Ranch Wetland Mitigation area between Los Osos Valley Road and O'Connor Way west of Foothill Road. West of city limits of San Luis Obispo. 42 Comment
  CAS-BOT-BC54480  Erysimum capitatum R. F. Hoover 1947-3-30 6842 San Luis Obispo West edge of Carrizo Plain west of Simmler. Comment
  OBI64793  Erysimum capitatum D. R. Miller 1996-5-19 596 -623 San Luis Obispo Pine Mt Region. along lower Burma Rd, N fork of Marmolejo Crk 396 Comment
  CAS-BOT-BC54462  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9459 San Luis Obispo State Highway #178 between La Panza Public Camp and La Panza. Comment
  CAS-BOT-BC54471  Erysimum capitatum Ernest C. Twisselmann 1954-3-21 906 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 6 miles south of US 466. 579 Comment
  CAS-BOT-BC54490  Erysimum capitatum R. F. Hoover 1967-3-28 10300 San Luis Obispo Pass at southeast end of Carrizo Plain. Comment
  UC1126612  Erysimum capitatum var. capitatum N. K. Carlson 1936-3-29 265 San Luis Obispo 3.4 mi ne Atascadero (below Plot 46); San Luis Obispo Quadrangle 487 Comment
  HSC6768  Erysimum capitatum var. capitatum W. S. Pierce 1963-6-15 13 San Luis Obispo W of Atascadero High School and San Andreas Rd., Atascadero Comment
  OBI15076  Erysimum capitatum var. capitatum Robert F. Hoover 1947-4-2 6857 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  SBBG55807  Erysimum suffrutescens L. R. Bevier 1983-5-28 46 San Luis Obispo 0.25 mi NW of Oso Flaco Lake Rd end 18 Comment
  UC1296185  Erysimum suffrutescens R. F. Hoover 1946-8-17 6299 San Luis Obispo n end Morro Bay (sand dunes) Comment
  OBI62416  Erysimum suffrutescens L. D. Oyler 1990-6-12 1147 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL property Comment
  UCD115021  Erysimum suffrutescens Ann Johnson 1975-6-16 s.n. San Luis Obispo San Luis Obispo County: Morro Bay. Comment
  OBI58788  Erythranthe latidens David J. Keil 1998-5-6 27106 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI75156  Erythrina humeana Matt Ritter 2011-8-25 5091 San Luis Obispo Cal Poly Campus, SLO Comment
  OBI20237  Eschscholzia caespitosa Robert J. Rodin 1962-5-10 6881 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit Rd on rd maintained by the Forest Service and Telephone Company Comment
  CAS-BOT-BC403467  Eschscholzia californica Edith A. Purer 1933-7-20 5101 San Luis Obispo Northwest of Guadalupe Comment
  JEPS116448  Eschscholzia californica Alice Le Duc 1999-4-28 394 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI24056  Eschscholzia californica Janice M. Toyoshima 1979-4-13 A 5 San Luis Obispo From Shark Inlet, S of Morro Bay Comment
  OBI78850  Eschscholzia californica David J. Keil 2013-8-29 31994 San Luis Obispo Morro Bay State Park. South Bay Blvd. at northeast abutment of bridge over Los Osos Creek 4 Comment
  SBBG15337  Eschscholzia californica E. C. Twisselmann 1962-5-20 7169 San Luis Obispo summit of Palo Prieto Cyn 685 Comment
  UC149832  Eschscholzia californica Katharine Brandegee 1912-10-2 San Luis Obispo along the railway near San Miguel Mission Comment
  UCD100579  Eschscholzia californica Shannon M. Still 2006-5-15 101 B San Luis Obispo California. San Luis Obispo County: About 0.2 mi. south of entrace to Piedras Blancas Lighthouse off CA-1. 29 Comment
  UCD94082  Eschscholzia californica Shannon M. Still 2006-5-14 99 San Luis Obispo California. San Luis Obispo County: Along Las Pilitas Rd. ca. 1.1 mi. east of junction with W. Pozo Rd. 410 Comment
  CAS-BOT-BC76317  Eschscholzia hypecoides Alice Eastwood; John Thomas Howell 1936-5-9 2362 San Luis Obispo 4 miles east of Adelaida. Comment
  SBBG15326  Eschscholzia lemmonii E. C. Twisselmann 1962-3-18 6702 San Luis Obispo summit of Palo Prieto Cyn 655 Comment
  CAS-BOT-BC76465  Eschscholzia lemmonii Ernest C. Twisselmann 1962-3-18 6702 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon. 655 Comment
  UC1746023  Eschscholzia lemmonii subsp. lemmonii Annetta M. Carter, Ethel Crum, Dwight Crum 1940-4-8 1516 San Luis Obispo Elkhorn Mountains, west of Maricopa. 609 Comment
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Jun 21 2016
  UCR202913  Eucalyptus globulus George K. Helmkamp, E. A. Helmkamp 2000-3-15 5337 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  OBI27282  Eucalyptus polyanthemos David J. Keil 1976-11-4 11873 -2 San Luis Obispo Cal Poly campus Comment
  OBI22798  Eucalyptus pulverulenta Mary Giannotti 1971-11-13 10 San Luis Obispo Cal Poly campus Comment
  HSC91574  Eucalyptus viminalis Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park, by Equestrian Trail. Comment
  UC454601  Eulobus californicus I. J. Condit 1908-3-31 San Luis Obispo high hill e school canyon 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
  CAS-BOT-BC207077  Euphorbia ocellata Ernest C. Twisselmann 1967-8-22 13554 San Luis Obispo Dorothy Twisselmann Ranch - Temblor Range and the Western San Joaquin Valley 670 Comment
  OBI79011  Euphorbia serpens David J. Keil 2013-8-22 31933 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  UC1130407  Euphorbia spathulata C. M. Belshaw 1936-3-28 1754 San Luis Obispo 3 mi nne Cayucos Pt.; Cayucos Quad. 106 Comment
  OBI35765  Euphorbia spathulata Allison Berry 1984-5-8 176 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI51094  Euthamia occidentalis Kathleen Goddard Jones 1993-10-1 s.n. San Luis Obispo Found along path following Meadow Crk between hwy 1 and the beach. S area of N Beach campground of Pismo State Beach Comment
  SBBG109463  Festuca C. B. Hardham 1961-4-26 6908 San Luis Obispo Franklin Crk W of Adelaida Comment
  UCR187524  Festuca arundinacea George K. Helmkamp 1996-3-15 1005 A San Luis Obispo Central Coast, Los Osos, at the corner of Martingale Ave. and Buckskin Dr. 61 Comment
  OBI2579  Festuca californica Larry E. Brown 1970-4-1 1922 San Luis Obispo In Perfumo Cyn near San Luis Obispo Comment
  OBI64985  Festuca microstachys Greg Wilvert 2005-4-5 111 San Luis Obispo SE Half of Caliente Range. 1.5 km S of Soda Lake rd along Padrones Cyn rd 806 Comment
  OBI21846  Festuca microstachys Robert F. Hoover 1949-4-21 7614 San Luis Obispo Just E of San Juan River on road from La Panza to Simmler Comment
  OBI71121  Festuca microstachys David J. Keil 1991-5-18 21537 San Luis Obispo C.T. Ranch on eastern and northern outskirts of Cambria. 100 Comment
  LA105441  Festuca myuros Barry A. Prigge; 1989-3-19 8573 San Luis Obispo San Lucia Mountains, San Bernardo Creek: between State Hwy 1 and Chorro Creek, ca 1.5 mi E of Morro Bay 9 Comment
  OBI25986  Festuca myuros David J. Keil 1981-5-16 14639 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  SBBG118210  Festuca myuros M. Wetherwax, E. Painter 2003-5-13 CR 451 San Luis Obispo Boy Scout Rd toward Twin Bridges parking area, Nacimiento River; Camp Roberts Comment
  SBBG94023  Festuca myuros var. hirsuta S. A. Junak 1989-4-27 3966 San Luis Obispo N side of USFS Rd 29S11.3, ca. 0.2 mi W of E boundary for the Cuesta Ridge Botanical Area, 3.2 mi W of US Hwy 101 746 Comment
  OBI25992  Festuca perennis David J. Keil 1981-5-16 14619 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI39853  Festuca rubra David J. Keil 1985-6-22 18931 San Luis Obispo At SW corner of Los Osos Crk bridge at South Bay Blvd Comment
  OBI6680  Foeniculum vulgare Greg Hassen 1975-7-8 26 San Luis Obispo Along Poly Cyn rd, both sides Comment
  OBI34881  Forestiera pubescens David J. Keil, Dirk Walters 1980-4-5 13747 San Luis Obispo Ca 28 mi E of Santa Maria on hwy 166 and N on Chimineas Ranch rd Comment
  HSC91508  Fragaria vesca Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro, Manzanita Trail, Hazard Canyon Comment
  UCD112542  Frangula californica G. F. Hrusa 1993-5-22 11106 San Luis Obispo San Luis Obispo County: in canyon at Entrance 1. Approximately 1/2 mile N of Mt. Lowe. 600 Comment
  OBI73248  Frankenia salina Michael Walgren 2010-9-18 166 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
  LA212142  Frankenia salina A. Lee Haines; 1973-5-19 s.n. San Luis Obispo Mudflat along E. shore of Morro Bay. 3 Comment
  CAS-BOT-BC205933  Fremontodendron californicum R. F. Hoover 1963-6-5 8562 San Luis Obispo Calf Canyon Comment
  OBI21371  Fritillaria agrestis Eben McMillan 1952-4-27 63 San Luis Obispo Temblor Mtn, N side 1 mi SW of Carneros Rocks Comment
  UCR80518  Fritillaria biflora Don Pendleton 1992-3-15 92- 6 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  OBI27601  Fritillaria biflora Melinda Doud 1976-4-20 6 San Luis Obispo Clark Cyn 107 Comment
  RSA130670  Fritillaria biflora R. W. Summers 1884-5-6 s.n. San Luis Obispo Coast Range Mountains Comment
  UC52187  Fritillaria biflora Mrs. R. W. Summers 1882-4-25 San Luis Obispo Comment
  CDA34865  Fuchsia magellanica David J. Keil 1999-3-14 28210 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. 0 Comment
  UC1927977  Galium Ann Cochran 1986-8-1 84 San Luis Obispo Sierra Nevada mountains, W side; Mountain Home State Forest Comment
  LA208384  Galium andrewsii Marcus E. Jones; 1982-5-8 3239 San Luis Obispo San Luis Obispo 243 Comment
  SBBG122350  Galium andrewsii subsp. andrewsii D. Keil, T. Teed, M. Uchida 2001-6-15 29607 San Luis Obispo Chorro Crk bog thistle exclosure, Chorro Crk drainage; Camp San Luis Obispo 243 Comment
  RSA0019324  Galium angustifolium subsp. angustifolium Greg Wilvert 2005-5-4 384 San Luis Obispo Southeast half of the Caliente Range: Canyon to the E of Quail Cyn. 785 Comment
  OBI27296  Galium aparine Robert L. Allen, Nancy E. Arnold 1981-5-3 263 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts @ 1/2 down NW facing slope 305 Comment
  UC455884  Galium aparine unknown 1906-5-22 San Luis Obispo Poly Canyon Comment
  OBI58734  Galium aparine David J. Keil 1998-4-20 26833 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  CDA17746  Galium californicum subsp. californicum A. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; Eastern part of dunes ca. 2 mi. S of Oso Flaco Ck, NE of Hidden Willow Valley. 0 Comment
  OBI5523  Galium californicum subsp. californicum Sharon Jochums 1974-3-9 32 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz on marine terrace Comment
  SBBG125354  Galium californicum subsp. flaccidum C. B. Hardham 1960-6-17 6174 San Luis Obispo ridge between Arroyo de la Cruz and San Carpoforo Crk Comment
  SBBG124809  Galium hardhamiae C. B. Hardham 1960-6-1 5960 San Luis Obispo headwaters, Little Burnett-Tobacco Crk Comment
  OBI55359  Galium murale David J. Keil 1998-4-20 26860 San Luis Obispo Nacimiento Lake Road, 1.1 miles N of Gateway Drive. Comment
  RSA212573  Galium nuttallii E. C. Twisselmann 1969-4-24 15200 San Luis Obispo Santa Ysabel Ranch, E side of the Salinas River 5 miles S of Paso Robles. 229 Comment
  OBI38055  Galium porrigens David J. Keil 1984-4-28 18161 San Luis Obispo American Cyn area in Las Panza MTs Comment
  UCR122594  Galium porrigens var. porrigens George K. Helmkamp 1995-11-23 111 San Luis Obispo Central Coast, Junction of Martingale Avenue and Buckskin Drive in Los Osos 46 Comment
  OBI31097  Gamochaeta ustulata Julie M. Vanderwier 1979-5-4 151 San Luis Obispo Indian Knob Tar Sands Comment
  OBI72834  Gamochaeta ustulata Michael Walgren 2010-4-29 143 San Luis Obispo Irish Hills, Montana de Oro State Park. New property acquisition known as the 160 acre "Baseri" property at 4840 See Canyon rd, approx 8 mi from Los Osos Valley Rd and 0.5 mi from jctn with Perfumo Cyn rd. Inland portion of property on inland side of See Cyn Rd 301 Comment
  UC1118538  Gamochaeta ustulata C. M. Belshaw 1936-3-20 1673 San Luis Obispo 0.5 mi nw Tar Spring Ranch (Plot 20); Nipomo Quadrangle 228 Comment
  UC1122634  Garrya elliptica H. C. Lee 1936-2-7 386 San Luis Obispo 2.3 mi ne Slide Hill; Arroyo Grande Quad. 548 Comment
  UC454527  Garrya elliptica I. J. Condit 1908-2-17 San Luis Obispo Prefumo Canyon Comment
  OBI75762  Garrya flavescens D. R. Miller 2011-5-6 511 .944A San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Jim Rhoades property on main rd in San Simeon Crk drainage 900 Comment
  UC57525  Garrya veatchii J. H. Barber 1900-2-18 1006 San Luis Obispo Peachy Canyon Comment
  OBI14151  Garrya veatchii A. Ahmad 1963-4-27 24 San Luis Obispo 4 mi NE SLO. From the Hills Comment
  SBBG93988  Gastridium phleoides S. A. Junak 1990-7-13 4414 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, ca. 1.3 rd mi S of Tassajera Crk Rd 548 Comment
  UCD66593  Gastridium phleoides Collector Unknown 1886-5-1 San Luis Obispo San Luis Obispo County. Comment
  UCR96393  Gastridium ventricosum George K. Helmkamp 1996-9-22 1210 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  RSA141761  Gaultheria shallon Clare B. Hardham 1959-5-23 4642 San Luis Obispo Islay Canyon, Pecho Mts. Comment
  CDA4094  Genista monspessulana G. K. Helmkamp, E. A. Helmkamp 1998-5-19 3885 San Luis Obispo Santa Lucia Range. Southwest of Paso Robles along CA-46 at York Mountain Rd. Comment
  OBI13269  Genista monspessulana Robert F. Hoover 1958-2-2 8407 San Luis Obispo Cambria Comment
  RSA0028481  Geranium dissectum Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay. Comment
  UCSB32393  Geranium dissectum Fortlage, Robert 1961-6-9 San Luis Obispo Cambria 15 Comment
  OBI72274  Geranium molle Anthony Baniaga, Daniel Chavez 2010-3-14 38 San Luis Obispo Tierra Redonda Mtn BLM ACEC 448 Comment
  OBI75088  Gilia achilleifolia subsp. achilleifolia Michael Walgren 2011-4-27 229 San Luis Obispo Pacific Gas and Electric Diablo Nuclear Facility Comment
  SEINET14623422  Gilia achilleifolia subsp. achilleifolia V. Grant, A. Grant 1948-5-29 8555 San Luis Obispo On Hwy 101, 5 miles SW of San Luis Obispo. Comment
  UC639023  Gilia achilleifolia subsp. achilleifolia Bernard Miossi 1940-3-16 207 San Luis Obispo one mi n San Luis Obispo; n of San Luis Obispo 76 Comment
  UC52175  Gilia angelensis Mrs. R. W. Summers Feb 21 1886-Feb 28 1886 San Luis Obispo Santa Maria sand hills Comment
  SBBG64671  Gilia austrooccidentalis R. Hoffmann 1931-5-30 San Luis Obispo Oceano-Casmalia Comment
  RSA0029372  Gilia capitata Greg Wilvert 2005-3-30 68 San Luis Obispo 400 m SW of dead end of Padrones Cyn Rd., near Padrones Spring. 888 Comment
  UC52765  Gilia clivorum Mrs. R. W. Summers 552 San Luis Obispo Comment
  UC2027080  Gilia latiflora subsp. latiflora Greg Wilvert 2005-4-24 317 San Luis Obispo Southeast Half of the Caliente Range: 2 km S of Padrones Springs Comment
  CDA17352  Gilia minor G. F. Hrusa, G. Wilvert 2005-4-1 16402 San Luis Obispo Carrizo Plain; South end of Caliente foothills, nr. gate at power line maintenance rd. 792 Comment
  UC1023805  Gilia tenuiflora subsp. tenuiflora R. F. Hoover 1947-4-26 7086 San Luis Obispo n Pozo (Upper Toro Creek); , n of Pozo Comment
  OBI36334  Glycyrrhiza lepidota David J. Keil, Lynne Dee Oyler and Rick Oyler 1983-6-26 17165 San Luis Obispo Shandon. Along San Juan Crk Comment
  POM145295  Grindelia camporum var. bracteosa J. B. Feudge 1927-6-30 1813 San Luis Obispo Morro. 91 Comment
  RSA131330  Grindelia camporum var. bracteosa Peter H. Raven 1957-7-6 11059 -A San Luis Obispo 2.3 miles north of Arroyo de la Cruz Creek. Comment
  OBI16373  Grindelia hirsutula Robert J. Rodin 1964-7-10 7079 San Luis Obispo At Beach, Cayucos, 6 mi N of Morro Bay Comment
  OBI16398  Grindelia hirsutula Robert J. Rodin 1954-7-3 5966 San Luis Obispo Reservoir Cyn, 1 mi N of SLO Comment
  OBI6635  Grindelia hirsutula Greg Hassen 1975-7-8 22 San Luis Obispo Poly Canyon. 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-BC305086  Grindelia hirsutula Clare B. Hardham 1956-11-3 1507 San Luis Obispo Santa Lucia Mountains. Old 101, South of Santa Margarita Comment
  CAS-BOT-BC305092  Grindelia hirsutula Ernest C. Twisselmann 1968-9-16 14930 San Luis Obispo Union District: 2.5 miles east of Huero Huero [Huerhuero] Creek on old Highway 41 243 Comment
  SBBG18332  Grindelia hirsutula C. B. Hardham, C. Butterworth 1960-6-2 5982 San Luis Obispo Old Crk Rd to Santa Rita Crk Comment
  UC1127018  Guillenia lasiophylla T. M. Hendrix 1937-4-21 55 San Luis Obispo 2 mi ne Huerhuero School; Pozo Quad. 502 Comment
  JEPS54077  Guillenia lasiophylla W. L. Jepson 1932-4-3 16215 San Luis Obispo opposite Panorama Hills; Carrizo Plain 609 Comment
  CAS-BOT-BC304660  Gutierrezia californica R. F. Hoover 1966-10-7 10131 San Luis Obispo Chalk Mountain (white hills), north side of Cuyama Valley Comment
  UC897137  Gutierrezia californica Carl B. Wolf 1932-11-18 4417 San Luis Obispo upper end of Cuyama Valley Cuyama Valley (Sanat Maria-Maricopa State Highway, 1 mi w of Kern Co. line) Comment
  CDA6151  Gutierrezia californica David J. Keil 1996-9-13 26050 San Luis Obispo 1 mile east of San Juan Creek Bridge along Highway 58. 0 Comment
  JEPS99090  Gutierrezia californica Clare B. Hardham 1958-9-8 3945 San Luis Obispo Nacimiento River, below dam Santa Lucia Mountains Comment
  OBI65981  Hainardia cylindrica Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 17 San Luis Obispo Central Coast Comprehensive Wetlands GIS. S of Morro Bay on Hwy 1. Along Chorro Crk below Hollister Peak. S of hwy 1 off Canet Rd 208 Comment
  OBI28168  Hazardia squarrosa M. A. Glass 1980-5-3 32 San Luis Obispo Ecological Study area, Cal Poly 91 Comment
  CAS-BOT-BC302368  Hazardia squarrosa var. squarrosa Ernest C. Twisselmann 1955-9-1 2361 San Luis Obispo Old Cuesta Grade, Santa Lucia Mountains 259 Comment
  JEPS18662  Hazardia stenolepis Ernest C. Twisselmann 1954-10-14 1620 San Luis Obispo Mariannas Summit Temblor Range, Western San Joaquin Valley, Mariannas Summit 1066 Comment
  OBI75118  Hazardia stenolepis Robert F. Hoover 1946-10-19 6501 San Luis Obispo Pilitas Crk district, NW of Pozo Comment
  OBI60942  Hedypnois rhagadioloides G. F. Hrusa 1995-4-16 12066 San Luis Obispo Cuesta Ridge West. Ridge NW of Cuesta Pass on slope near rd in area burned the prev summer. Approx 1 mi NW of US 101 750 Comment
  OBI27035  Helenium bigelovii James Courtney 1981-1-15 31 San Luis Obispo Pennington Crk Bio Reserve Comment
  OBI38451  Helenium puberulum Eric Wise 1981-7-26 954 San Luis Obispo Poly Cyn Comment
  OBI38452  Helenium puberulum Eric Wise 1981-6-29 800 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI62450  Helenium puberulum L. D. Oyler, Diann LaPado and Lauren Brown 1990-9-4 2048 San Luis Obispo Nipomo Dunes. Oso Flaco Lake trl to the beach Comment
  OBI69756  Helenium puberulum D. R. Miller 1993-7-30 793 -31 San Luis Obispo Pine Mtn Region. In crkway at Alamaden Flats 853 Comment
  RSA18237  Helenium puberulum C. B. Wolf 1929-4-16 3613 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay Comment
  UCR29907  Helianthemum scoparium David J. Keil, R. R. Pimentel, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14430 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  UC1069454  Helianthus annuus G. T. Nordstrom 1937-6-26 1398 San Luis Obispo 2.1 mi sw Williams Ranch; Adelaida Quad. 213 Comment
  CAS-BOT-BC305549  Helianthus bolanderi R. F. Hoover 1965-9-29 9686 San Luis Obispo Atascadero Comment
  SBBG109365  Helianthus gracilentus C. B. Hardham 1958-5-13 3291 San Luis Obispo Cerro Alto Comment
  CAS-BOT-BC305757  Helianthus gracilentus David D. Keck 1934-4-26 2833 San Luis Obispo 7.8 mi. W. of La Panza on west side of Pozo Range 670 Comment
  UC1063906  Heliotropium curassavicum W. A. Peterson 1937-5-16 856 San Luis Obispo 1.3 mi. e.-s.e. French Camp; La Panza Quad. Comment
  OBI38246  Heliotropium curassavicum Eric Wise 1982-5-17 1471 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  CAS-BOT-BC309860  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-8-15 11546 San Luis Obispo Valley west of Mt. Bishop Comment
  OBI16212  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1946-9-15 6400 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  RSA0001287  Hemizonia halliana D. D. Keck, W. M. Hiesey 1933-5-4 2170 San Luis Obispo 1.5 mi E of Cholame (on Cholame Creek). 366 Comment
  RSA755133  Hesperevax caulescens David J. Keil, Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, Joann Froland 2001-4-17 29299 San Luis Obispo Camp Roberts 'Bee Rock vernal pools' southeast of junction with perimeter road and Bee Rock Road. Comment
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May 1 2015
  OBI4021  Hesperocyparis sargentii E. R. Blakley 1965-5-8 6550 San Luis Obispo About 2.5 mi NW of hwy 101 at the Cuesta Summit 671 Comment
  OBI12526  Hesperolinon micranthum Robert F. Hoover 1946-6-15 6145 San Luis Obispo Reservoir Cyn Comment
  UC187493  Hesperolinon micranthum E. Palmer, M. D. 1876-7-22 52 San Luis Obispo near San Simeon Bay; Pine Mountain Comment
  JEPS13583  Hesperomecon linearis Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5226 San Luis Obispo Along Parkhill District Road, in hills 4 mi east of Santa Margarita 320 Comment
  OBI11728  Hesperomecon linearis Robert F. Hoover 1952-4-8 8078 San Luis Obispo La Panza district Comment
  CAS-BOT-BC422570  Hesperomecon linearis Ernest C. Twisselmann 1955-5-27 2053 San Luis Obispo La Panza Range. Cammatta Canyon at Bethel Ranch fence. 533 Comment
  RSA144648  Hesperomecon linearis W. R. Ernst 1958-3-29 235 San Luis Obispo La Panza Public Camp Ground. Comment
  OBI28160  Hesperoyucca whipplei Jeffery Null 1980-5-12 42 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI20352  Hesperoyucca whipplei Robert Krause 1971-5-16 10 San Luis Obispo Poly cyn on Calif Polytechnic State univ 244 Comment
  SBBG86484  Heteranthemis viscidihirta C. F. Smith 1957-10-10 5642 San Luis Obispo Dune Lakes S of Oceano Comment
  SEINET6413272  Heteranthemis viscidihirta R. Spellenberg 2014-5-10 14786 San Luis Obispo Morro Bay, South Bay Blvd. just N of Los Osos Valley Rd., E side of road. 40 Comment
  OBI64658  Heteranthemis viscidihirta David J. Keil 2005-5-31 30378 San Luis Obispo San Luis Obispo. New Prefumo Canyon Estates subdivision on west side of Prefumo Canyon Creek Comment
  SBBG38353  Heteromeles arbutifolia E. C. Twisselmann 1969-11-15 16332 San Luis Obispo Sulphur Spring Cyn, Santa Ysabel Ranch, 5 mi S of Paso Robles 205 Comment
  SBBG55757  Heteromeles arbutifolia R. F. Hoover 1969-10-26 11653 San Luis Obispo ridge NW of Cuesta Pass Comment
  OBI10133  Heteromeles arbutifolia Bonnie M. Thompson 1963-11-19 542 San Luis Obispo Cal State Polytechnic College front side of M.E. bldg Comment
  OBI5408  Heterotheca grandiflora Robert J. Rodin 1956-5-29 6082 San Luis Obispo At S end of Morro Bay Comment
  SD39716  Heterotheca grandiflora Edith A. Purer 1932-8-28 4851 San Luis Obispo Oceano Comment
  CAS-BOT-BC310947  Heterotheca grandiflora Ernest C. Twisselmann 1955-9-1 2371 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Juan River Valley, 10.6 miles south of Shandon 426 Comment
  OBI35475  Heterotheca grandiflora S. M. Inman 1983-7-15 84 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign; in abandoned dirt rd Comment
  CAS-BOT-BC311319  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1955-8-14 2352 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Eben McMillan Ranch near summit of Gillis Canyon, eastern San Luis Obispo County 670 Comment
  CAS-BOT-BC424397  Heuchera pilosissima B. Clouette & class 1950-5-10 s.n. San Luis Obispo Morro Rock, N slopes Comment
  OBI36705  Hoita macrostachya Eric Wise 1981-9-29 1225 San Luis Obispo Lopez Cyn, Approx 6 mi NW of Hi Mtn Rd Comment
  OBI12756  Hoita orbicularis Robert D. Page 1963-10-5 202 San Luis Obispo Near an old beaver dam (3 mi) E of Santa Margarita Comment
  OBI78424  Hollisteria lanata Robert F. Hoover 1946-6-16 6168 San Luis Obispo 1 mi S of Simmler, Carrizo plain Comment
  UC1392914  Holocarpha virgata subsp. virgata R. F. Hoover 1969-9-9 11581 San Luis Obispo 12 mi nw Paso Robles (on road to Nacimiento Dam) Comment
  OBI27008  Holodiscus discolor James Courtney 1980-12-20 16 San Luis Obispo Pennington Crk Bio reserve, W of San Luis Obispo Comment
  OBI51406  Holodiscus discolor Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .27 San Luis Obispo San Simeon State Park. NE corner of park Comment
  UC453997  Holodiscus discolor I. J. Condit 1910-6-4 San Luis Obispo Pettit Canyon Comment
  CAS-BOT-BC150050  Holodiscus discolor var. discolor Alice Eastwood 1927-8-1 15024 San Luis Obispo Cambria Comment
  CAS-BOT-BC289525  Hordeum brachyantherum subsp. californicum Ralph Hoffmann 1930-4-10 s.n. San Luis Obispo Oceano Comment
  CAS-BOT-BC289528  Hordeum brachyantherum subsp. californicum Clare B. Hardham 1957-4-23 1712 San Luis Obispo Atascadero, Santa Lucia Mountains Comment
  POM262015  Hordeum brachyantherum subsp. californicum I. L. Wiggins 1929-4-15 3605 San Luis Obispo 1 mile north of Morro Beach. Comment
  OBI64468  Hordeum depressum David J. Keil 2001-5-10 29434 San Luis Obispo Bitterwater Road, Pinole Spring. 10.1 road miles north from Highway 58 at site of stone springbox on slope below road. Vicinity of 35.49703 deg. N x 120.07248 deg. W. 689 Comment
  OBI66877  Hordeum marinum David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29570 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  OBI34369  Hordeum marinum Ruth Davis 1964-5-23 106 San Luis Obispo 1023 Mill St. Comment
  OBI35804  Hordeum murinum Allison Berry 1984-2-26 26 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI5044  Horkelia cuneata Robert J. Rodin 1956-5-29 6079 San Luis Obispo On sand dunes at S end of Morro Bay Comment
  POM148051  Horkelia cuneata Alice Eastwood 1927-7-29 14967 San Luis Obispo Morro Sands. Comment
  OBI67806  Horkelia cuneata subsp. cuneata Unknown 2003-5-1 SLO- 313 San Luis Obispo Camp San Luis Obispo. NW side of Cerro Romualdo Comment
  CDA25944  Horkelia cuneata subsp. puberula G. D. Barbe 1977-1-27 2243 San Luis Obispo 2.5 miles north of Arroyo Grande on Highway 227 (Carpenter Canyon). 0 Comment
  JEPS99478  Horkelia cuneata subsp. sericea Clare B. Hardham 1958-2-13 2823 San Luis Obispo Cambria Santa Lucia Mountains Comment
  OBI58225  Horkelia cuneata subsp. sericea Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes, just SE of Jack Lake Comment
  RSA355804  Horkelia cuneata subsp. sericea Robert F. Thorne 1968-6-7 37776 San Luis Obispo Jack Lake: 3 miles south of Oceano Comment
  CAS-BOT-BC148589  Horkelia cuneata var. puberula Mrs. L. Seitz 1927-4-25 s.n. San Luis Obispo Atascadero Comment
  CAS-BOT-BC143393  Horkelia yadonii Ernest C. Twisselmann 1956-6-13 2929 San Luis Obispo Northeast spur of Black Mountain 533 Comment
  CDA15109  Hornungia procumbens G. F. Hrusa 1998-3-28 14192 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Simmler-Bitterwater Rd. immed. E of Painted Rock Ranch at S end of Soda Lake. Comment
  OBI66746  Hosackia crassifolia var. otayensis David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-11 29799 San Luis Obispo Santa Margarita Ranch. Trout Creek. Vicinity of 35.35708 deg. N x 120.56807 deg. W 375 Comment
  CAS-BOT-BC312548  Hulsea heterochroma Clare B. Hardham; C. Butterworth 1960-6-6 s.n. San Luis Obispo Park Hill District - Santa Margarita Comment
  UCD128231  Hydrocotyle ranunculoides P. B. Kennedy 1927-7-12 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  OBI37373  Hydrocotyle verticillata Eric Wise 1981-6-29 820 San Luis Obispo Celery Lake of Dune Lakes Comment
  RSA0042458  Hypochaeris glabra LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6385 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
  OBI51157  Hypochaeris radicata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .5 San Luis Obispo San Simeon State Park. NE corner of park. top of hill to W of lone Monterey pine 0 Comment
  OBI32346  Hypochaeris radicata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15925 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  OBI43649  Iris pseudacorus Eric Wise 1982-5-6 1452 San Luis Obispo Meadow Ln, City of San Luis Obispo [San Luis Obispo] Comment
  CAS-BOT-BC311534  Isocoma acradenia var. acradenia R. F. Hoover 1946-9-14 6386 San Luis Obispo Creston Comment
  UC1285348  Isocoma acradenia var. bracteosa R. F. Hoover 1946-9-14 6386 San Luis Obispo Creston Comment
  CAS-BOT-BC315707  Isocoma acradenia var. bracteosa John Thomas Howell 1967-4-30 42107 San Luis Obispo Vernal pool natural area in Valley Grassland about 4 1/2 miles east-northeast of Pixley 83 Comment
  CAS-BOT-BC311676  Isocoma menziesii var. sedoides Roxana S. Ferris 1929-4-16 7654 San Luis Obispo Toro Creek on coast road, north of Moro Comment
  CAS-BOT-BC324700  Isocoma menziesii var. vernonioides Barry Roth 1972-10-28 292 San Luis Obispo Baywood Park Comment
  SBBG23986  Isocoma menziesii var. vernonioides E. C. Twisselmann 1965-11-2 11686 San Luis Obispo just N of San Simeon Beach State Park, just above the sea 12 Comment
  SBBG8375  Isocoma menziesii var. vernonioides C. B. Hardham 1956-11-12 1523 San Luis Obispo coast near mouth of Toro Crk, Cayucos Comment
  UC1146317  Isolepis carinata R. F. Hoover 1965-5-22 9405 San Luis Obispo n Cambria (among the pines); among pines n of Cambria Comment
  OBI43599  Isolepis cernua Eric Wise 1982-7-2 1598 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Oso Flaco Lake Comment
  CAS-BOT-BC112556  Isolepis cernua Clare Butterworth Hardham 1958-6-20 3720 San Luis Obispo Stenner Creek near San Luis Obispo Springs on serpentine. Comment
  OBI36375  Iva axillaris David J. Keil, Lynne Dee Oyler and Rick Oyler 1983-6-26 17166 San Luis Obispo Shandon. Along San Juan Crk Comment
  CDA17527  Jaumea carnosa Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Bay side 1/3 way S of point on Morro Bay Sandspit. Comment
  OBI17730  Jaumea carnosa Kamran Alavi 1977-8-21 66 San Luis Obispo Montano de Oro, Baywood Park Comment
  RSA502805  Jaumea carnosa Timothy S. Ross, Annette Ross 1988-8-16 1557 -1 San Luis Obispo Morro Bay, near Atascadero State Beach 1 Comment
  SBBG119642  Juglans californica E. Painter, M. Wetherwax 2000-8-21 CR 119 San Luis Obispo abandoned walnut orchard, Nacimiento Ranch, near Boy Scout Rd; Camp Roberts 200 Comment
  UC54814  Juglans californica var. californica Rev. R. W. Summers March, 1889 San Luis Obispo Comment
  UCSB71051  Juncus acutus subsp. leopoldii Rindlaub, Kathy; Hobson, K.; Pritchett, David 1985-6-23 San Luis Obispo Santa Maria River. 100 m NE of marker in channel. 5 Comment
  RSA662408  Juncus balticus subsp. ater Mary D Arche 1981-4-19 81 -6 San Luis Obispo Cambria, intersection of Brighton and Chelsea. Comment
  OBI20282  Juncus breweri David J. Keil, Malcolm McLeod 1979-5-12 13063 San Luis Obispo Along E side of Shark Inlet at S end of Morro Bay Comment
  OBI4468  Juncus breweri Robert J. Rodin 1970-9-10 8446 San Luis Obispo About 300 yds from Pacific Ocean, Pismo Beach State Park Comment
  RSA69457  Juncus breweri F. W. Peirson 1920-7-29 2213 San Luis Obispo 1 mile south of Pismo, on sand dunes. Comment
  OBI79012  Juncus bufonius var. bufonius David J. Keil 2013-8-22 31954 San Luis Obispo Morro Bay State Park. Turtle Rock trail (Morro Creek Road) on northern side of Cerro Cabrillo 12 Comment
  RSA0042912  Juncus bufonius var. bufonius LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6288 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  UCSB34442  Juncus bufonius var. bufonius Roberts, Fred 1980-4-25 San Luis Obispo At end of Bridge Street in the Cambria Pine Forest; north of Cambria 152 Comment
  OBI73223  Juncus bufonius var. congestus David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30727 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  UC1146336  Juncus dubius R. F. Hoover 1964-7-9 9151 San Luis Obispo 5 mi w Pozo; Salsipuedes Creek Comment
  UC771774  Juncus hesperius R. F. Hoover 1946-10-10 6512 San Luis Obispo Price Canyon Comment
  UCR42651  Juncus mexicanus E. A. Wise 1982-6-10 1503 San Luis Obispo Cow pond, 0.3 mi west of Huer Huero-La Panza Road, next to Hwy 58. 420 Comment
  RSA587662  Juncus xiphioides C. F. Smith 1993-6-15 12487 San Luis Obispo In open crossing of creek on Branch Creek Road, 4.5 miles from Highway 166. Comment
  SBBG109441  Juncus xiphioides C. B. Hardham 1957-7-31 2515 San Luis Obispo 11.8 mi E of Cambria, Hwy 41 Comment
  UC1134269  Juniperus californica T. M. Hendrix 1939-5-19 1047 San Luis Obispo 1.9 mi sw Carrizo Ranch; Branch Mt. Quad. 655 Comment
  UC2027488  Juniperus californica Greg Wilvert 2005-4-5 148 San Luis Obispo Southeast Half of the Caliente Range: 300 m N of Wells Spring. Comment
  RSA598423  Juniperus californica F. C. Vasek 1963-1-15 630115 -3 San Luis Obispo Road from Simmler to Santa Margarita, 3.2 miles west-northwest from junction with Pozo Road Comment
  OBI9286  Keckiella cordifolia Robert J. Rodin 1954-7-3 5965 San Luis Obispo Reservoir Cyn, 1 mi N of San luis Obispo Comment
  OBI73193  Kickxia elatine David J. Keil 2000-5-29 28782 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity Comment
  OBI51276  Kickxia spuria Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .1 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  CAS-BOT-BC274222  Koeleria John Thomas Howell 1964-6-29 40738 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mil enorth of Cambria Comment
  OBI64190  Koeleria gerardi David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29312 San Luis Obispo Camp Roberts. Along dirt road at 35 deg. 41.640'N x 120 deg. 46.388'W Comment
  SBBG118257  Koeleria macrantha E. Painter, M. Wetherwax 2001-5-17 SLO 194 a San Luis Obispo between Primera and La Trinidad mines; near LCTA plot 306; Camp San Luis Obispo 440 Comment
  OBI31544  Koeleria macrantha Joy Nishida 1982-6-5 421 San Luis Obispo American Cyn campground. Rt fork of Branch Crk-Black Mtn Trl, N out of American Cyn campground 549 Comment
  SFV20166  Koeleria phleoides P. M. Schiffman 1996-4-13 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. In little saddle of hill just south of old Wells Ranch house. Comment
  CAS-BOT-BC273726  Koeleria pyramidata R. F. Hoover 1964-5-11 8777 San Luis Obispo Road to Hi Mt. from Pozo - Arroyo Grande summit Comment
  OBI65939  Lactuca saligna Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-9 38 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 1 186 Comment
  OBI33044  Lactuca serriola David J. Keil 1983-9-10 17943 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI15963  Lagophylla ramosissima Robert F. Hoover 1946-9-15 6406 San Luis Obispo Pozo Comment
  OBI58465  Lastarriaea coriacea David J. Keil 1998-5-20 27323 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
  CAS-BOT-BC334582  Lasthenia californica M. E. Jones 1882-5-9 s.n. San Luis Obispo San Luis Obispo Comment
  HSC91775  Lasthenia californica Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro State Park Comment
  SBBG109970  Lasthenia ferrisiae C. B. Hardham 1962-4-14 8976 San Luis Obispo Cholame Flats Comment
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Nov 6 2015
  UC1285249  Lasthenia fremontii R. F. Hoover 1952-4-10 8112 San Luis Obispo 5 mi s Simmler; Carrizo Plain Comment
  UC1314950  Lasthenia gracilis R. F. Hoover 1967-3-5 10240 San Luis Obispo Upper Arroyo Grande Comment
  UC338257  Lasthenia gracilis unknown 1887-1-1 San Luis Obispo Comment
  UCR101010  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 1998-4-8 3241 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  RSA140017  Lasthenia leptalea Clare B. Hardham 1960-4-13 5416 San Luis Obispo Hills south of Bee Rock, Santa Lucia Mountains. 366 Comment
  UCD83206  Lasthenia microglossa CNPS SSN-SJV Foothill Team 2008-4-29 238 San Luis Obispo San Luis Obispo County; Carrizo Plains. North of Caliente Ridge Rd. 1193 Comment
  SEINET7106283  Lathyrus odoratus D. Cann, A. Swanson; J. Fails; P. Cann 2002-5-4 571 San Luis Obispo Hills & roadside along Hwy 46 near Green Valley.; 0 76 Comment
  SBBG34890  Lathyrus vestitus Mrs. R. W. Summers -May-1889 San Luis Obispo near San Luis Obispo Comment
  UCSB17142  Layia gaillardioides Hardham, Clare 1959-4-22 San Luis Obispo Santa Rita Canyon, Santa Lucia Mountains, west of Templeton Comment
  OBI76659  Layia glandulosa Jason Dart, Audrey Weichert, G. Hind 2010-5-1 382 -H3 San Luis Obispo Hind River Ranch, W side of Salinas River along the dirt entrance rd paralleling Crescent Lake, approx 1.25 mi E of the intersection of Hwy 58 and Pozo Rd, E of Santa Margarita 334 Comment
  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
  OBI40994  Layia hieracioides David J. Keil, Eric A. Wise 1985-4-25 18554 San Luis Obispo On N side of Black Lake Cyn near CA hwy 1 Comment
  UC1314937  Layia hieracioides R. F. Hoover 1967-5-15 10577 San Luis Obispo s edge of San Luis Valley Road to Arroyo Grande; Carpenter Canyon Comment
  LA83375  Layia jonesii O. H. Kappler; 1951-3-31 2120 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC327667  Layia munzii Roxana S. Ferris 1935-3-29 9121 San Luis Obispo 16 mi S of Soda Lake on the Maricopa Road, CArriso Plain Comment
  POM223423  Layia munzii D. D. Keck, Jens Clausen 1935-4-10 3155 San Luis Obispo East side of Soda Lake, Carrizo Plains. 598 Comment
  UC1576741  Layia munzii Dean Wm. Taylor with Roy E. Buck 1989-3-21 10177 San Luis Obispo on a low ridge forming the e rim of the s arm Soda Lake (s end Soda Lake, .2 mi e of junction of Soda Lake Road with Simler Road); Painted Rock Quad., Carrizo Plain, Soda Lake 585 Comment
  UCR80899  Layia munzii G. Fred Hrusa, J. Hart 1993-4-6 10701 San Luis Obispo Inner South Coast Range, Carrizo Plain, S end of Soda Lake on E side 610 Comment
  OBI77132  Layia munzii Craig Woods 1978-3-30 26 San Luis Obispo Carrizo Plain, approx. 2 mi N of the S end of large Soda Lake, 1/4 mi W of Sim. soda lake san diego cr rd 594 Comment
  CAS-BOT-BC382115  Layia platyglossa Alice Eastwood; John Thomas Howell 1935-3-25 2024 San Luis Obispo Cholame Comment
  RSA0019355  Layia platyglossa Greg Wilvert 2005-5-15 426 San Luis Obispo Southeast half of the Caliente Range: 1.1 km NW of Semper Spring. 927 Comment
  SBBG100603  Layia platyglossa C. B. Hardham 1958-5-13 3286 San Luis Obispo San Bernardo Crk Comment
  CAS-BOT-BC382118  Layia platyglossa W. R. Dudley 1926-5-5 s.n. San Luis Obispo Burnett Creek Comment
  RSA202532  Layia platyglossa subsp. campestris E. C. Twisselmann 1968-3-28 14068 San Luis Obispo Goldtree Hills, SW of Grants Lake. 595 Comment
  RSA592002  Layia platyglossa subsp. campestris R. F. Thorne, P. C. Everett 1963-4-18 31475 San Luis Obispo Ca. 4 miles S of Cholame. 488 Comment
  SD114827  Lemna minuta Wayne P. Armstrong, G. Jackson 1983-9-23 1169 San Luis Obispo Northeast shore of Oso Flaco Lake. 4 Comment
  OBI21199  Lemna minuta Robert D. Page 1963-10-26 212 San Luis Obispo 3 mi E of routzhan County park Talon Pozo Rd Comment
  RSA318281  Lemna valdiviana Wayne P. Armstrong 1984-8-28 1221 San Luis Obispo North shore of Oso Flaco Lake 6 Comment
  CAS-BOT-BC221510  Lepechinia calycina Rev. R. W. Summers 1882-8-6 665 San Luis Obispo Sta [Santa] Margarita hills Comment
  OBI58183  Lepechinia calycina David J. Keil, with Kathleen A. Keil 1998-5-26 27435 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Rd., 3.3 miles from Hwy 58 (35 deg. 21.466' N x 120 deg. 16.570' W). 640 Comment
  UC25885  Lepechinia calycina L. Jared 1897-3-4 San Luis Obispo Estrella, South Coast Ranges Comment
  OBI57247  Lepidium acutidens David J. Keil, with Kathleen A. Keil 1998-4-4 26555 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  CAS-BOT-BC89015  Lepidium dictyotum Ernest C. Twisselmann 1955-4-26 1905 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 609 Comment
  OBI65055  Lepidium dictyotum Greg Wilvert 2005-4-17 260 San Luis Obispo SE half of the Caliente Range. Quail Spring 942 Comment
  SD236243  Lepidium dictyotum R. E. Riefner Jr. 2002-4-4 02 72 San Luis Obispo San Andreas Rift, Carrizo Plain, due east ca 2 miles off Soda Lake Road, ca 5 miles south of Soda Lake (Painted Rock 7.5'Q) 584 Comment
  OBI28744  Lepidium dictyotum David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14488 -1 San Luis Obispo Road at S end of Soda Lake ca 1/4 mi E of Soda Lake Rd Comment
  OBI57210  Lepidium dictyotum David J. Keil, with Kathleen A. Keil 1998-4-4 26562 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  OBI15124  Lepidium draba Robert F. Hoover 1948-5-15 7528 San Luis Obispo Morro bay town Comment
  OBI31433  Lepidium nitidum Joy Nishida, Julie Oxford 1982-4-16 303 San Luis Obispo American Cyn. 1.7 mi S of American cyn campground, at stream crossing 488 Comment
  SBBG32867  Lepidium nitidum L. E. Allen 1967-4-13 San Luis Obispo N of Paso Robles near jct of Hwys 41 and 466 [46 and US 101} Comment
  UCR101020  Lepidium nitidum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3220 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  OBI72485  Lepidium nitidum M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-7 CR- 4 San Luis Obispo Camp Roberts. Near jct San Antonio Rd and abandoned part of Bee Rock Rd (across impact area), near SW gate of impact area. UTMs NAD27 zone 10S, 695817E. 3962383N 170 Comment
  UC1872944  Lepidium nitidum var. nitidum David Keil 2001-3-28 29215 San Luis Obispo SE of Cholame along Davis Road, 1 mi SE of California Water Project pipeline corridor. 377 Comment
  SBBG123907  Lepidium pinnatifidum M. Stiles 2003-5-19 San Luis Obispo Mount Bishop Rd behind beef evaluation unit; Cal Poly State University 91 Comment
  JEPS34361  Lepidium strictum Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8836 San Luis Obispo n of mouth of Hazard Canyon (s end of Morro Bay); Morro Bay 30 Comment
  UC1069797  Lepidospartum squamatum H. C. Lee 1936-5-14 604 San Luis Obispo Huasna River bed Nipomo Quad., Huasna River bed Comment
  OBI65627  Leptochloa fusca subsp. uninervia G. F. Hrusa 1998-7-21 14748 San Luis Obispo At base of bank along Price Cyn Rd 2 mi SW of intersection with Hwy 227 at Edna Comment
  OBI58980  Leptochloa fusca subsp. uninervia David J. Keil 1998-6-30 27874 San Luis Obispo Carrizo Plain, WNW of Simmler, 1 mile W of right angle turn, 3.7 road miles from junction with Soda Lake Rd. Comment
  CHSC53616  Leptosiphon liniflorus L. P. Janeway; Jean Witzman 1988-4-30 2651 San Luis Obispo Near 'headwaters' of eastern branches of Huerhuero Cr. 426 Comment
  SBBG117455  Leptosiphon parviflorus E. Painter, M. Wetherwax 2002-4-23 SLO 240 San Luis Obispo NW side of Cerro Romualdo; Camp San Luis Obispo 200 Comment
  SBBG5959  Leptosiphon parviflorus C. B. Hardham 1957-5-12 1911 San Luis Obispo Franklin Crk Comment
  CAS-BOT-BC300519  Leptosiphon parviflorus J. Steele 1980-4-19 12 San Luis Obispo La Panza inner coast range Comment
  OBI76646  Leptosiphon pygmaeus subsp. continentalis Meg Perry 2010-4-23 22 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, SE 1/4 sect 4 616 Comment
  OBI16703  Leptosyne bigelovii Robert F. Hoover 1967-4-15 10455 San Luis Obispo Cyn just W of "Cottonwood Cyn bridge" lower Cuyama Valley Comment
  SBBG21383  Leptosyne bigelovii C. B. Hardham 1960-4-8 5362 San Luis Obispo rd to Simmler, ca. 39 mi E of Paso Robles 518 Comment
  OBI75279  Lessingia glandulifera var. glandulifera David J. Keil, with George Butterworth 2011-9-23 31104 San Luis Obispo Carrizo Plain. Padrones Road, south of Soda Lake Road near base of Caliente Range 835 Comment
  OBI81406  Lessingia glandulifera var. glandulifera Michael Walgreen 2012-9-11 462 San Luis Obispo Growing in a 40 acre rural property in San Miguel between Wellsona Rd and San Marcos Rd west of Highway 101. Common in sandy creek bed of San Marcos Creek 214 Comment
  UCSB38000  Lessingia glandulifera var. glandulifera Edge, Lyda 1972-5-31 San Luis Obispo Union Oil refinery, Callender, Highway 1 Comment
  CDA11657  Lessingia pectinata G. F. Hrusa, D. Ragan 1995-6-19 12358 San Luis Obispo Nipomo Dunes. Comment
  OBI15763  Lessingia pectinata var. pectinata Robert F. Hoover 1964-8-14 9252 San Luis Obispo Jack Lake Comment
  UC74092  Lessingia pectinata var. pectinata Mrs. R. W. Summers 1886-8-1 San Luis Obispo Oso Flaco Comment
  OBI29289  Lessingia pectinata var. tenuipes David J. Keil 1980-9-15 14192 San Luis Obispo Avenales Wildlife Area along Shell Crk rd ca 1.3 mi N of Calif Rte 58 Comment
  UC33151  Lessingia pectinata var. tenuipes Mrs. R. W. Summers 45 San Luis Obispo San Luis Obispo Comment
  OBI56731  Lessingia pectinata var. tenuipes David J. Keil 1998-6-1 27590 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  OBI81366  Lessingia tenuis Jason Dart, A. Weichert, G. Hind 2010-5-19 411 -H31 San Luis Obispo Hind River Ranch, east side of Salinas River, approximately 1.7 miles southeast of the intersection of Highway 58 and Pozo Road 323 Comment
  JEPS68577  Leymus X multiflorus Chas. E. Denman Oct. 1913 San Luis Obispo Upper Arroyo Grande Comment
  OBI72525  Leymus condensatus E. L. Painter & M. Wetherwax, M. Wetherwax 2000-6-12 SLO- 134 San Luis Obispo Camp San Luis Obispo. Below Pick and Shovel Mine. UTMS (AND27) zone 10, 711836E, 3914589N 400 Comment
  CDA11539  Lilium pardalinum subsp. pardalinum G. F. Hrusa, D. Ragan 1995-6-2 12368 San Luis Obispo Black Butte Research Natural Area; Cuesta Ridge east side. Lower point of ridge immediately N of Mt. Lowe. Comment
  OBI31283  Limnanthes douglasii Joy Nishida, Melissa Luckow 1983-3-10 559 San Luis Obispo 2.4 mi SE of Pozo Rd jctn with hwy 58 on Pozo rd. SE of Santa Margarita Comment
  CDA37806  Limonium duriusculum John Sayers 2011-8-11 s.n. San Luis Obispo Morro Bay. Morro Bay State Park. Marina Peninsula Trail. Comment
  OBI58029  Limonium sinuatum David J. Keil, with V. L. Holland 1992-5-28 23156 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  OBI11400  Linanthus bigelovii var. jonesii R. F. Hoover 1967-4-9 10409 San Luis Obispo Canyon in Temblor Range near north end of Elkhart Plain Comment
  RSA20399  Linanthus californicus Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9452 San Luis Obispo In open woods along Salinas River 10 miles east of Santa Margarita on State Highway 178 Comment
  OBI11360  Linanthus parryae Kelsey Russell 2017-2-15 2 San Luis Obispo Upper Navajo Creek, La Panza Range, in area swept by fire last summer Comment
  JEPS13189  Linanthus pygmaeus subsp. continentalis Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5142 San Luis Obispo 0.5 mi w junction of Commatti Canyon road from Shandon (along direct road from La Panza to Creston) 457 Comment
  RSA191899  Linaria canadensis var. texana Robert F. Thorne, Percy C. Everett 1963-4-21 31620 San Luis Obispo S side of Morro Bay. 6 Comment
  OBI69314  Lithophragma affine David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29820 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  OBI66489  Lithophragma cymbalaria David J. Keil, with Kathleen A. Keil 1995-4-1 24709 San Luis Obispo Upper Los Berros Creek Rd. 1.7 road miles e of Dana Foothill Road. North of Nipomo. 152 Comment
  UCR42907  Lithophragma heterophyllum David J. Keil 1985-4-6 18530 San Luis Obispo Central Coast, Vicinity of Arroyo de la Cruz, north of San Simeon. Ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  OBI78468  Lithophragma heterophyllum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, and Richard Pimentel 1982-3-13 15730 San Luis Obispo Along rd to Pennington Crk Biological Reserve, ca 0.1 mi N fo gate, just past corral area Comment
  CDA17351  Loeflingia squarrosa G. F. Hrusa, G. Wilvert 2005-4-1 16401 San Luis Obispo Carrizo Plain; South end of Caliente foothills, nr. gate at power line maintenance rd. 792 Comment
  SBBG95296  Loeflingia squarrosa D. Keil with R. Riggins, K. Bay 1986-4-26 19275 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd 701 Comment
  CAS-BOT-BC342292  Logfia filaginoides Ira L. Wiggins 1929-4-16 3629 San Luis Obispo Hillside near Old Creek, 6 mi. N. of Moro Comment
  OBI53180  Logfia filaginoides David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21508 San Luis Obispo Nipomo Dunes. Big Coreopsis hill S of Oso Flack Lake Comment
  CAS-BOT-BC283242  Lolium multiflorum Clare B. Hardham 1961-5-18 7100 San Luis Obispo The Santa Lucia Mountains. Between Pine Mountain and Rocky Butte Comment
  SEINET2445089  Lolium multiflorum Steven A. Junak 1990-4-17 4170 San Luis Obispo Santa Lucia Mountains, Cuesta Ridge: Just N of main road (USFS Road #29S11.3) 0.1 mi W of W boundary sign for Cuesta Ridge Botanical Garden Area, 5.3 mi W of Hwy 101. 783 Comment
  UCR107899  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 1996-12-22 1273 San Luis Obispo Central Coast, near Martingale Avenue and Buckskin Drive at the east end of Los Osos 61 Comment
  SBBG94408  Lomatium caruifolium C. Woods 1978-2-19 San Luis Obispo near the NW end of Soda Lake 594 Comment
  SBBG25634  Lomatium dasycarpum C. B. Hardham 1961-5-18 7086 San Luis Obispo headwaters of Las Tablas Crk 609 Comment
  SBBG104887  Lomatium dasycarpum subsp. dasycarpum M. D. Proctor, E. A. Young 1993-4-16 ROB 769 San Luis Obispo ca. 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  UC454489  Lomatium dasycarpum subsp. dasycarpum I. J. Condit 1908-2-29 San Luis Obispo s. end school ridge CA Polytechnic School Comment
  OBI64530  Lomatium macrocarpum David J. Keil, with Rhonda Riggins 2003-4-23 30141 San Luis Obispo Highway 58 east of Santa Margarita. Vicinity of 35.46001 deg. N x 120.43457'W Comment
  CAS-BOT-BC218439  Lomatium parvifolium John Thomas Howell; Alice Eastwood 1938-6-14 5919 San Luis Obispo Prefumo Canyon Comment
  UCR31794  Lomatium parvifolium T. P. Krantz 1979-5-30 s.n. San Luis Obispo Coast Range, Los Padres National Forest, about 1 mile NW of Cuesta Pass, on road to Cuesta Ridge Botanical Area 1372 Comment
  CAS-BOT-BC218450  Lomatium parvifolium Clare B. Hardham 1958-4-10 3269 San Luis Obispo Cypress Mountain, Santa Lucia Mountains Comment
  UC1123051  Lomatium utriculatum D. Axelrod 1935-3-31 219 San Luis Obispo 8 mi. e.-s.e. Cuyama Ranch; Santa Ynez Quad. Comment
  UCD78277  Lomatium utriculatum Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4623 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  UC716209  Lomatium utriculatum Roxana S. Ferris 1939-5-21 9753 San Luis Obispo 6 mi. e. of Huerhuero Creek on the Creston-Shandon rd. Huerhuero Creek Comment
  RSA613940  Lomatium vaginatum George K. Helmkamp, E. Helmkamp 1997-3-8 1405 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
  POM258727  Lonicera interrupta Roxana S. Ferris 1939-5-29 9762 San Luis Obispo Hills about 4 miles south-east of Templeton. 305 Comment
  UCSB10714  Lonicera involucrata Haller, Norman 1966-6-3 San Luis Obispo California State Hwy. 1 at Arroyo de la Cruz, 9 miles north of San Simeon Comment
  UC579292  Lonicera involucrata var. ledebourii H. C. Lee 1936-3-16 505 San Luis Obispo s Morro Bay (near mouth of Coon Creek); Port San Luis Quadrangle 60 Comment
  OBI3496  Lotus corniculatus Lynch 1971-5-15 21 San Luis Obispo Cal Poly campus. 20 ft from shore of Drumm lake Comment
  JEPS55469  Lotus heermannii unknown 1919-7-31 237 San Luis Obispo Oceano Comment
  SFV16178  Lotus humistratus S. Mason 1995-5-8 55 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Soda Lake Road, 3.8 miles south of KCL Campground off west side of road. 610 Comment
  OBI74434  Lotus junceus var. biolettii David J. Keil 1987-5-11 20143 San Luis Obispo Cuesta Rige, East road to radio facility north of Mount Love. Ca. 0.35 miles from Cuest Ridge Rd. and 4 miles from Hwy 101 Comment
  UC1285186  Lotus junceus var. junceus R. F. Hoover 1964-8-13 9212 San Luis Obispo Santa Lucia Range, San Bernardo Creek San Bernardo Creek; Santa Lucia Range, San Bernardo Creek Comment
  CDA12463  Lotus procumbens G. F. Hrusa 1992-3-27 10342 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  CDA17561  Lotus scoparius Austin Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes; At W. end of stabilized dune ridges just N of Oso Flaco Lake. Comment
  HSC37460  Lotus scoparius A. M. Montalvo, J. D. Ackerman 1975-6-24 512 San Luis Obispo Cerro Alto Campground off Hwy. 41, between Altascadero and Morro Bay; In the Santa Lucia Mtns. Comment
  RSA406872  Lotus scoparius E. A. McGregor 1964-7-17 s.n. San Luis Obispo Between Grover City and Guadalupe. Comment
  UCR134385  Lotus scoparius var. scoparius George K. Helmkamp 2003-9-19 8155 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  UC1129173  Lotus strigosus E. Armstrong 1934-4-1 1111 San Luis Obispo 10 mi w Pozo; Pozo Quad. 609 Comment
  UC1129193  Lotus strigosus P. L. Johannsen 1936-3-22 740 San Luis Obispo 3.75 mi ne San Luis Obispo Quad. 472 Comment
  UC454677  Lotus strigosus unknown May 1905 75 San Luis Obispo Calif. Poly. School Comment
  UC1129233  Lotus wrangelianus N. K. Carlson 1936-3-25 224 San Luis Obispo 2.9 mi wnw Cerro Romauldo; San Luis Obispo Quad. 182 Comment
  POM97313  Lotus wrangelianus P. A. Munz 1926-5-8 10170 San Luis Obispo 35 miles east of Paso Robles. Comment
  OBI36938  Ludwigia peploides Eric Wise 1981-6-27 735 San Luis Obispo Alamo Crk near Twitchell Res Comment
  JEPS85685  Lupinus W. L. Jepson 1941-4-17 20255 San Luis Obispo Arroyo Grande Comment
  OBI32115  Lupinus albifrons David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14323 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI58061  Lupinus albifrons David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27402 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  RSA0060760  Lupinus albifrons Daisie Huang 2006-5-20 06052002 San Luis Obispo Lopez Cyn Rd at Hi Mtn Rd, Arroyo Grande (waypoint 20B). 165 Comment
  CAS-BOT-BC195774  Lupinus albifrons var. albifrons David D. Keck; J. Clausen 1935-4-9 3078 San Luis Obispo 3.5 miles west of Shandon 300 Comment
  CAS-BOT-BC201602  Lupinus albifrons var. albifrons Clare B. Hardham 1956-5-22 745 San Luis Obispo Atascadero Ranch Comment
  RSA605961  Lupinus albifrons var. albifrons D. D. Keck, J. Clausen 1935-4-9 3078 San Luis Obispo 3.5 miles west of Shandon. 305 Comment
  CAS-BOT-BC196425  Lupinus arboreus Marcus E. Jones 1882-5-6 3236 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC196428  Lupinus arboreus R. F. Hoover 1961-7-24 8530 San Luis Obispo Piedras Blancas Point Comment
  OBI51315  Lupinus arboreus Jan Barber 1993-8-19 84 San Luis Obispo San Simeon State Park Comment
  SBBG17716  Lupinus arboreus D. Emery 1950-4-21 San Luis Obispo 0.5 mi W of Nipomo Comment
  UC1129341  Lupinus arboreus H. C. Lee 1936-6-2 650 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quad. Comment
  UCR26426  Lupinus arboreus A. C. Sanders 1981-5-15 2120 San Luis Obispo Central Coast, Along Hwy 1 north of Guadalupe, near Oso Flaco Lake Rd 23 Comment
  OBI12956  Lupinus arboreus R. E. Vargas 1966-5-21 40 San Luis Obispo Nipomo, along Frontage Rd Comment
  UC865400  Lupinus arboreus Alice Eastwood, John Thomas Howell 1937-4-30 4140 San Luis Obispo Chalk Hill between Edna and Arroyo Grande; Chalk Hill between Edna and Arroyo Grande Comment
  POM216320  Lupinus arboreus var. arboreus D. D. Keck 1933-5-5 2213 San Luis Obispo Oceano, southwestern San Luis Obispo county. Comment
  RSA586590  Lupinus arboreus var. arboreus M. D. Proctor, E. A. Young 1993-3-21 ROB 0307 San Luis Obispo 1.5 km west northwest of Chorro Reservation. Comment
  OBI12947  Lupinus benthamii Robert F. Hoover 1949-4-12 7598 San Luis Obispo Cuyama Cyn 12 mi below Gypsum Cyn hwy bridge, N side of river Comment
  OBI34075  Lupinus bicolor Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande, Big Coreopsis Hill Comment
  OBI39170  Lupinus bicolor F. A. Lindholm 1971-4-8 129 San Luis Obispo 6 mi N of Cayucos 518 Comment
  UC101619  Lupinus bicolor L. Jared April 1901 San Luis Obispo Estrella Comment
  UCR115560  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2000-4-20 5414 San Luis Obispo Central Coast, Irish Hills, north of Avila Beach, See Canyon, 7.4 mi south of Los Osos Valley Road 213 Comment
  UCR141005  Lupinus bicolor George K. Helmkamp 2004-3-10 8334 San Luis Obispo Central Coast, Nipomo Mesa, along Pomeroy Rd, 0.2 mi N of Willow Rd, NW of Nipomo 91 Comment
  UCD107291  Lupinus bicolor Carl B. Mankinen 1969-4-19 41 San Luis Obispo Santa Luis Obispo County: on Antonio Dam Road, 0.2 mile north of its junction with Nacimiento Road, northwest of Paso Robles. Comment
  RSA185461  Lupinus bicolor subsp. tridentatus Clare B. Hardham 1962-4-16 8993 San Luis Obispo Pozo Hi Mtn. Paso Robles. Comment
  UCSB51383  Lupinus chamissonis Helmkamp, G. 1973-8-8 San Luis Obispo Baywood Park Comment
  OBI12918  Lupinus concinnus Robert F. Hoover 1967-5-5 10522 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC1063528  Lupinus concinnus E. Armstrong 1934-4-1 1114 San Luis Obispo 2 mi w Pozo; Pozo Quad. Comment
  CDA27425  Lupinus concinnus David J. Keil 1985-3-31 18494 San Luis Obispo Central Western; Outer South Coast Ranges region; Calf Canyon area along Route 58, halfway between Park Hill Rd. and Hwy 229 0 Comment
  SEINET11266292  Lupinus concinnus David Keil 1998-4-9 26661 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Rd.; 0 Comment
  SD245368  Lupinus formosus var. robustus David Keil 2010-6-7 30877 San Luis Obispo La Panza Mountains. Ca. 0.25 miles north of Highway 58 along Shell Creek Road. East of Shell Creek. 420 Comment
  OBI55232  Lupinus hirsutissimus Greg Frugoli 1997-4-7 14 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres Natl Forest hwy 58 burn area 823 Comment
  CLARK-A1045-1383  Lupinus latifolius George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road west of Morro Bay; Morro Bay S 7.5'Q Comment
  OBI27561  Lupinus latifolius Melinda Doud 1976-4-23 9 San Luis Obispo Clark cyn 91 Comment
  UC1285106  Lupinus latifolius var. latifolius R. F. Hoover 1950-5-7 7891 San Luis Obispo vicinity Rocky Butte (above San Simeon); above San Simeon Comment
  UC1315088  Lupinus latifolius var. latifolius R. F. Hoover 1967-2-18 10218 San Luis Obispo Diablo Canyon; San Luis Range, Diablo Canyon Comment
  JEPS57299  Lupinus latifolius var. latifolius L. R. Heckard 1968-5-14 1881 San Luis Obispo below Cambria Lodge (s of Cambria); s of Cambria Comment
  OBI82325  Lupinus ludovicianus Rhonda Riggins 1981-4-26 1222 San Luis Obispo Park hill Rd. 0.3 mi E. River Rd, 1.4 mi W Navajo Grade Road Comment
  OBI3223  Lupinus microcarpus var. densiflorus Kathy Thom 1971-4-29 3 San Luis Obispo Prefumo Cyn 5 mi W of San Luis Obispo on Prefumo Cyn Rd 91 Comment
  OBI28883  Lupinus microcarpus var. horizontalis Melissa Luckow 1982-5-2 852 San Luis Obispo 9.3 mi SE of jctn County Rd 285 and Hwy 58 on County Rd 285. Sheep Camp Comment
  OBI12910  Lupinus microcarpus var. microcarpus Robert F. Hoover 1950-5-6 7886 San Luis Obispo La Panza district Comment
  JEPS108091  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-9 1150 San Luis Obispo Hwy. 166, 2.7 mi E Cuyama River, 3.2 mi E Sierre Madre Road Comment
  OBI48452  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1162 San Luis Obispo USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  SEINET7042513 Image available Lupinus microcarpus var. microcarpus A. G. Vestal 1963-5-24 s.n. San Luis Obispo 6.3 miles northwest of Pozo [Junction] on the Pozo Road. Santa Margarita Lake quadrangle UTM Zone 10, 729701mNE390809mN. Comment
  CDA21032  Lupinus nanus G. F. Hrusa 1993-5-21 11086 San Luis Obispo Approx. 2 km. beyond Stony Creek Camp. Huasna region. Comment
  SBBG17739  Lupinus nanus D. Emery 1950-3-31 San Luis Obispo La Panza area Comment
  UC762715  Lupinus nanus R. F. Hoover 1946-4-27 6086 San Luis Obispo Price Canyon Comment
  UC1401294  Lupinus nanus Dunn and Brown 1946-5-17 2642 San Luis Obispo on Hiway 1 within 1200 ft of the ocean and 12.6 mi n San Simeon; n of San Simeon Comment
  RSA87078  Lupinus nanus subsp. nanus F. W. Peirson 1923-6-26 3611 San Luis Obispo Roadside north of Templeton. Comment
  OBI66757  Lupinus pachylobus D. R. Miller 1989-4-25 489 -1 San Luis Obispo Along the ridge rd and down the grass covered slopes between Pine mtn and Rocky Buttes 884 Comment
  UC1129751  Lupinus succulentus C. M. Belshaw 1936-3-18 1643 San Luis Obispo 2.9 mi ssw Adam's Ranch; Nipomo Quad. 274 Comment
  OBI57101  Lupinus truncatus G. F. Hrusa 1995-5-2 12278 San Luis Obispo Black Butte Research Natural Area; facing SW below Peak 1 radio facility 625 Comment
  SEINET6932748 Image available Lupinus versicolor W. P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo Ca. 4.5 miles north-northeat of San Louis Obispo below Cuesta Pass. Comment
  OBI35325  Lysimachia arvensis Helen Jones 1982-5-19 51 San Luis Obispo Piedras Blancas Point Comment
  OBI5625  Lysimachia arvensis Sharon Jochums 1974-5-18 229 San Luis Obispo On marine terr just S of Arroyo de la Cruz W of hwy 1 Comment
  OBI38332  Lysimachia arvensis David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18629 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  OBI45284  Lysimachia minima David J. Keil 1982-6-26 16237 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  RSA0011326  Lythrum hyssopifolia Robert F. Hoover 1969-7-19 11502 San Luis Obispo South of Pismo Creek near Pismo Beach. Comment
  OBI54880  Madia elegans David J. Keil 1996-9-13 26023 San Luis Obispo Highway 58, just e of jctn w/Hwy 229, e of Santa Margarita. Comment
  CAS-BOT-BC343319  Madia gracilis John Thomas Howell 1964-6-30 40885 San Luis Obispo Cambria Comment
  UC1929870  Madia gracilis Scott D. White, Ken McDonald 2001-5-9 8460 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  OBI15711  Madia radiata Eben McMillan 1952-5-6 111 San Luis Obispo Pinole Spring-6 mi W, 12 mi N of Simmler. Comment
  CAS-BOT-BC345087  Madia sativa R. F. Hoover 1965-9-29 9657 San Luis Obispo Santa Lucia Range. North base of Cuesta Grade Comment
  OBI66561  Madia sativa D. R. Miller 1994-8-18 894 -526 San Luis Obispo Pine Mt Region; along 'horse trl' in Corral Meadow; Pico crk drainage 914 Comment
  RSA646267  Maianthemum stellatum P. M. Harthill 1972-4-15 s.n. San Luis Obispo See Canyon 18 Comment
  RSA789843  Malacothamnus jonesii R. W. Spjut 2008-3-8 16215 San Luis Obispo Outer South Coast Ranges: Along State Hwy 58, ~ 1 mi SW of junction with State Hwy 229. 367 Comment
  CAS-BOT-BC204142  Malacothamnus jonesii R. F. Hoover 1950-5-28 7936 San Luis Obispo Redrock Canyon, n. side of lower Cuyama Valley Comment
  CHSC44056  Malacothamnus niveus L. P. Janeway 1988-6-11 2752 San Luis Obispo Along Creston Rd (hwy229) 0.7 mi N of Calf Cyn Rd (hwy 58). Near toe of road-fill in bottom of cyn. 441 Comment
  SBBG17737  Malacothrix C. B. Hardham 1960-4-20 5478 San Luis Obispo Calf Cyn Comment
  CAS-BOT-BC345341  Malacothrix californica Ernest C. Twisselmann 1955-4-26 1896 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Plain 3/4 mile east of Soda Lake 624 Comment
  SJSU3434  Malacothrix californica C. W. Sharsmith 1962-4-22 6886 San Luis Obispo by Shell Cr, San Juan Cr drainage, c. 12 mi S of Shandon 414 Comment
  SFV16394  Malacothrix coulteri P. M. Schiffman 1993-4-9 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. "Swain Pasture," located along Soda Lake Road about 4 miles south of intersection with dirt road leading to KCL Ranch campground. Comment
  CAS-BOT-BC347545  Malacothrix floccifera R. F. Hoover 1950-5-6 7883 San Luis Obispo Upper Navajo Creek, La Panza range Comment
  CAS-BOT-BC347548  Malacothrix floccifera Clare B. Hardham 1964-6-15 11093 San Luis Obispo Near Burnett Pk Comment
  CAS-BOT-BC323284  Malacothrix incana Carl B. Wolf 1938-12-15 9477 San Luis Obispo Between lake and ocean, Oso Flaco Lake 15 Comment
  CDA17562  Malacothrix incana Austin Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes; Just S. of pipeline, Oso Flaco Beach area. 0 Comment
  OBI4447  Malacothrix incana Robert J. Rodin 1959-5-26 6349 San Luis Obispo At S end of Morro Bay Comment
  UC775185  Malacothrix incana Herbert L. Mason 1941-7-3 San Luis Obispo n mouth of the Santa Maria River; Inner South Coast Ranges, Oso Flaco Lake Comment
  OBI58013  Malacothrix incana Austin P. Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Morro Bay sandspit, lower 10 Comment
  SD245278  Malacothrix phaeocarpa David Keil, R. Riggins 1987-5-11 20154 San Luis Obispo Cuesta Ridge east, ca. 6.7 miles from junction with US 101 along Cuesta Ridge Rd. 792 Comment
  UCR266178  Malacothrix saxatilis David J. Keil, Margariet Wetherwax, Elizabeth Painter, Jody Olsen, K. Downing, C. Bratt, Lynne D. Althouse 2000-5-16 28699 B San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River) 189 Comment
  POM254860  Malacothrix saxatilis var. commutata Anonymous 1940-06 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC347843  Malacothrix saxatilis var. commutata John Thomas Howell 1929-10-13 4504 San Luis Obispo 6.5 miles w. of Templeton Comment
  OBI56396  Malacothrix saxatilis var. tenuifolia David J. Keil, with V. L. Holland 1999-4-22 28251 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  OBI3941  Malva nicaeensis Elizabeth Rudd 1971-3-30 191 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI12341  Malva nicaeensis Robert F. Hoover 1966-7-12 9890 San Luis Obispo Wellsona Crossing, between Paso Robles and San Miguel Comment
  OBI12342  Malva nicaeensis B. A. Smith 1966-5-11 76 San Luis Obispo 3 mi N on See Cyn Rd from Avila Beach Rd Comment
  UC2027115  Malva parviflora Greg Wilvert with Fred Hrusa 2005-4-1 76 San Luis Obispo Southeast Half of Caliente Range: Next to Lawson Spring Comment
  OBI70814  Malva pseudolavatera David J. Keil 2009-6-19 30622 San Luis Obispo San Luis Obispo. Laguna Lake Park along Madonna Road. Comment
  CAS-BOT-BC8181  Malvastrum gracile Alice Eastwood 1927-7-30 14996 San Luis Obispo on road from Arroya Grande to Huasna Comment
  UC1122827  Marah fabacea T. M. Hendrix 1937-6-6 258 San Luis Obispo 1 1/2 mi nw New District School; Pozo Quadrangle Comment
  UC1122836  Marah fabacea P. L. Johannsen 1932-3-8 28 San Luis Obispo San Juan River La Panza Quadrangle Comment
  UC456052  Marah fabacea I. J. Condit 1907-12-16 San Luis Obispo C.P.S. Canyon San Luis Obispo Comment
  CAS-BOT-BC213637  Mariposa simulans David D. Keck 1934-4-26 2815 San Luis Obispo La Panza Comment
  SBBG104254  Marrubium vulgare F. L. Johnson, E. A. Young 1993-5-23 ROB 487 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  UCR132146  Marrubium vulgare George K. Helmkamp 2003-10-24 8219 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  OBI79306  Matricaria discoidea David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31698 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. 420 Comment
  SBBG94125  Matricaria discoidea S. A. Junak 1990-4-17 4165 San Luis Obispo just N of USFS Rd 29S11.3, ca. 0.1 mi W of W boundary of Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 783 Comment
  CAS-BOT-BC348299  Matricaria occidentalis Ernest C. Twisselmann 1967-6-16 13367 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Andreas Fault in the hills at the summit of Palo Prieta Canyon 701 Comment
  OBI30703  Medicago lupulina Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI79466  Medicago lupulina David J. Keil 2012-2-5 31213 San Luis Obispo Montana de Oro State Park. Western portion of San Luis Range along Coon Creek Trail 25 Comment
  OBI21979  Melica californica Eben McMillan 1952-5-2 80 San Luis Obispo Choice Valley- 1 mi S, 8 mi E Shandon Comment
  RSA0042483  Melica californica LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6434 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
  RSA163797  Melica californica Clare B. Hardham 1957-5-6 1840 San Luis Obispo 3/4 mile SE of Atasedero Lake. Santa Lucia Mountains. Comment
  SBBG122317  Melica californica D. Keil 1998-4-28 26973 San Luis Obispo hills near Rock Front Ranch, just N of Cuyama River Comment
  CAS-BOT-BC281677  Melica imperfecta Clare B. Hardham 1957-4-27 1775 San Luis Obispo Foothills of Caliente Mt, edge of Carissa Plains Comment
  OBI72343  Melica imperfecta Anthony Baniaga 2010-4-7 109 San Luis Obispo Black Lake cyn, Choin property 35 Comment
  UCD147163  Melica imperfecta Rachelle Boul; M. Gogol-Prokurat, G. Butterworth, D. Hickson 2008-4-22 CARR 113 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 721 Comment
  UCR266013  Melica imperfecta David J. Keil 1985-3-26 18480 San Luis Obispo Central Coast, Lodge Hill subdivision area of Cambria 122 Comment
  OBI6934  Melica imperfecta Keith McConnelly 1975-5-9 132 San Luis Obispo NE slope of Cerro San Luis Obispo, 1 mi W of San Luis Obispo 259 Comment
  UCD87923  Melica imperfecta R. M. Love 1942-4-20 20 San Luis Obispo San Luis Obispo County: N. of Guadalupe, Highway #1. Comment
  CAS-BOT-BC264272  Melica torreyana Clare B. Hardham 1961-5-17 7077 San Luis Obispo Near Burnett Peak, Santa Lucia Mountains 762 Comment
  RSA191879  Melica torreyana R. F. Thorne, P. Everett 1963-6-7 32158 San Luis Obispo 6.4 miles NW along Cuesta Ridge Road from Cuesta Pass freeway. 823 Comment
  HSC91535  Melilotus indicus Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, N edge of prairie Comment
  OBI65739  Mentha spicata D. R. Miller 1994-8-12 894 -522 San Luis Obispo Pine Mt Region. Near old wooden water tank at Will Hearsts ranch ('Coles'); Marmolejo crk drainage 700 Comment
  OBI75321  Mentha suaveolens David J. Keil 2010-11-10 30948 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and arroyo Grande south of intersection of Ormonde Road with Price Canyon Road. Comment
  OBI13651  Mentha suaveolens Robert F. Hoover 1965-9-7 9525 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  OBI12491  Mentzelia affinis Robert F. Hoover 1967-3-27 10297 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  OBI12492  Mentzelia affinis Robert F. Hoover 1949-4-21 7609 San Luis Obispo Just E of San Juan river on rd from La Panza to Simmler Comment
  UCD67135  Mentzelia micrantha G. F. Hrusa 1995-5-2 12197 San Luis Obispo Black Butte Research Natural Area. Summit of Peak 3, annual, fairly common on burned sites, here formerly Arctostaphylos glandulosa f. cushingiana and Adenostoma chaparral. Flowers yellow-orange. 600 Comment
  SD244746  Mentzelia micrantha David Keil 1987-5-6 20130 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  UC57593  Mentzelia pectinata J. H. Barber 1899-5-6 San Luis Obispo Collected at Paso Robles. River bank Comment
  RSA0043078  Micropus californicus var. californicus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6397 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  UCR61714  Micropus californicus var. subvestitus George K. Helmkamp 1989-4-17 s.n. San Luis Obispo Irish Hills, at the crest of Prefumo Canyon Road 366 Comment
  CAS-BOT-BC348814  Microseris campestris Ernest C. Twisselmann 1955-4-22 1892 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley, 1 1/2 miles east of Palo Prieta Summit 640 Comment
  UC579347  Microseris douglasii P. L. Johannsen 1936-3-21 694 San Luis Obispo 1.5 mi se Terrace Hill (se of San Luis Obispo); San Luis Obispo Quad. 91 Comment
  UC1224752  Microseris douglasii subsp. douglasii R. F. Hoover 1948-4-17 7461 San Luis Obispo s of Shandon; San Juan River Comment
  HSC77813  Microseris douglasii subsp. douglasii K. L. Chambers 1980-5-9 4627 San Luis Obispo Hwy. 41, between Atascadero and Morro Bay, 1.5 mi. E of the summit and 3.9 mi. W of junction with Hwy. 101 in Atascadero Comment
  OBI33063  Microseris douglasii subsp. tenella David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 17014 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  CAS-BOT-BC349188  Microseris elegans K. L. Chambers 1952-4-13 370 San Luis Obispo Crossroads of Hwy. 41 and Estrella Airport road, 2.1 mi. e. of Paso Robles Comment
  POM54297  Microseris elegans Benj Cobb 1907-1 s.n. San Luis Obispo Near San Luis Obispo. Comment
  UCR115775  Microseris heterocarpa George K. Helmkamp, E. A. Helmkamp 2000-4-20 5394 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  POM97361  Microseris heterocarpa P. A. Munz 1926-4-8 10154 San Luis Obispo 15 miles east of Paso Robles Comment
  JEPS35326  Microseris paludosa R. F. Hoover 1964-5-15 8896 San Luis Obispo ridge s San Carpoforo Creek ((trail to Pine Top Mt.)) Comment
  UCSB18975  Microsteris gracilis Fox, Lynn 1963-3-2 San Luis Obispo Mountain Springs Road; 2 miles SW of Buena Vista Mine; 13.2 miles W of U.S. Highway 101; Paso Robles 457 Comment
  OBI9453  Mimetanthe pilosa Robert F. Hoover 1952-6-10 8248 San Luis Obispo La Panza Public Camp, Los Padres Natl Forest Comment
  CDA17959  Mimulus aurantiacus Austin Griffiths 1985-5-4 s.n. San Luis Obispo Base of Duna Vista Trail, Lopez Lake. 0 Comment
  UC1927890  Mimulus aurantiacus David Keil, Tina Teed and Mariko Uchida 2001-6-15 29561 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  OBI9485  Mimulus aurantiacus var. aurantiacus F. Rush August1957 s.n. San Luis Obispo S. Morro Bay Comment
  OBI9506  Mimulus aurantiacus var. aurantiacus Robert F. Hoover 1969-7-18 11484 San Luis Obispo Price Cyn Comment
  UC1063575  Mimulus aurantiacus var. aurantiacus B. Bolt 1936-1-14 533 San Luis Obispo 2 mi sse of mouth Osos Creek; Cayucos Quadrangle Comment
  JEPS87282  Mimulus aurantiacus var. aurantiacus David M. Thompson 1992-5-26 1089 San Luis Obispo 0.2 mi w of entrance Morro Bay State Park (along South Bay Drive) 60 Comment
  OBI9497  Mimulus aurantiacus var. aurantiacus VRMEER 1955-4-10 32 San Luis Obispo Poly Cyn on Western slope Comment
  RSA191897  Mimulus aurantiacus var. aurantiacus Robert F. Thorne, Percy C. Everett 1963-4-21 31626 San Luis Obispo S side of Morro Bay. 6 Comment
  JEPS35337  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1964-6-12 9066 San Luis Obispo near Rocky Butte Fire Lookout Comment
  UCR115301  Mimulus aurantiacus var. pubescens Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes. Area just north of Maidenform Flats 34 Comment
  POM209665  Mimulus aurantiacus var. pubescens D. D. Keck 1934-4-26 2827 San Luis Obispo East slope of Pozo Range, 6 miles W of La Panza 671 Comment
  UC410852  Mimulus aurantiacus var. pubescens Alice Eastwood 1928-5-17 15143 San Luis Obispo along new road to Pozo Comment
  JEPS13109  Mimulus fremontii var. fremontii Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5137 San Luis Obispo 0.5 mi w Commatti Canyon road from Shandon (along direct road from La Panza to Creston) 457 Comment
  JEPS26205  Mimulus fremontii var. fremontii Rimo Bacigalupi with Clare Hardham, Fran Chisaki and Lauramay T. Dempster 1960-5-11 7418 San Luis Obispo about 1 mi above and w Cayucos-Old Creek road; Santa Rita Creek watershed, Cienega Creek 411 Comment
  SBBG54852  Mimulus guttatus D. Keil 1979-4-29 13058 San Luis Obispo upper Prefumo Cyn Rd Comment
  UCR266000  Minuartia californica David J. Keil, Kathleen Keil 2005-2-20 30333 San Luis Obispo Red Hill Road just south of junction with CA [58] 610 Comment
  RSA0026053  Mirabilis jalapa E. C. Twisselmann 1971-8-12 18069 San Luis Obispo Templeton. 274 Comment
  UC1136590  Mirabilis laevis var. crassifolia C. M. Belshaw 1936-3-17 1628 San Luis Obispo 2.2 miles SE of Nipomo 205 Comment
  UC52302  Mirabilis laevis var. crassifolia Rev. R. W. Summers San Luis Obispo open hill slopes by sea Comment
  UC570342  Mirabilis laevis var. crassifolia H. C. Lee 1936-3-10 466 San Luis Obispo two miles NW of Camp Hill 228 Comment
  OBI61023  Monardella breweri subsp. breweri George Butterworth 1998-6-15 279 San Luis Obispo Carrizo Plain Natural Area. 1/2 mi NW of Sprague Hill Rd, 1.7 mi SW of Soda Lake Rd T31S, R19E, S4, SWQ 610 Comment
  SEINET12272521  Monardella crispa E. A. Purer 1933-1 5097 San Luis Obispo NW of Guadalupe Comment
  CDA17957  Monardella frutescens Austin Griffiths, M. E. Griffiths 1986-5-15 s.n. San Luis Obispo Callender Dunes; Just W of PG&E Callender Switching Station, State Hwy 1, ca. 7 mi S of Oceano, Callender Dunes, easternmost vegetated ridge. 30 Comment
  OBI75713  Monardella palmeri D. R. Miller 2011-7-27 711 .978 San Luis Obispo Rocky Butte/Pine Mt region. cline cabin on Tobacco Ridge Rd Township 25 S, Range 8 E, sect 26 on Pebblestone Shut-in 7.5 Topo map 482 Comment
  OBI23404  Monardella undulata subsp. crispa Donald Price 1972-5-13 9 San Luis Obispo Pismo Beach 200 Comment
  OBI58384  Monardella undulata subsp. crispa Austin P. Griffiths, Elizabeth Scott-Graham 1987-3-29 18078 San Luis Obispo Guadalupe Dunes, On sand ridge shoulder, just NW of Coreopsis Lake 91 Comment
  SBBG45518  Monardella undulata subsp. crispa L. W. Edge 1972-5-31 192 San Luis Obispo N of Oso Flaco Lake Comment
  SBBG55558  Monardella undulata subsp. crispa S. L. Timbrook 1983-6-23 757 San Luis Obispo Oso Flaco Lake ca. 0.25 mi W of lake Comment
  SD40066  Monardella undulata subsp. crispa Edith A. Purer 1933-7-20 5058 San Luis Obispo At end of schoolhouse road, north of Guadalupe. 29 Comment
  UC771735  Monardella undulata subsp. crispa R. F. Hoover 1946-10-20 6527 San Luis Obispo Near Callender railroad siding Comment
  CAS-BOT-BC220307  Monardella undulata subsp. undulata R. F. Hoover 1947-7-10 7290 San Luis Obispo North edge of Santa Maria Valley on Guadalupe - Arroyo Grande road 1000 Comment
  UCR115123  Monardella undulata subsp. undulata Austin P. Griffiths, M. E. Griffiths 1986-5-15 s.n. San Luis Obispo Central Coast, Guadalupe Dunes, midway along northernmost vegetated ridge Comment
  RSA42997  Monardella undulata var. frutescens Robert F. Hoover 1947-7-10 7289 San Luis Obispo north edge of Santa MAria Valley on Guadalupe-Arroyo Grande Road Comment
  OBI51159  Monardella villosa subsp. obispoensis Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .47 San Luis Obispo San Simeon State Park. NE corner of San Simeon State park; top of hill Comment
  UC580715  Monolopia congdonii D. Axelrod 1935-4-6 261 San Luis Obispo 5 mi e, se of Cuyama Ranch 701 Comment
  CAS-BOT-BC257134  Monolopia lanceolata D. H. Wilken; E. L. Painter 2011-4-20 17939 San Luis Obispo Ridge top ca. 2.7 km E of Padrones Spring, 1.5 km NNW of Quail Spring Reservoir, Carrizo Plain Nat Monument 990 Comment
  SEINET9345413  Monolopia lanceolata Unknown 2000-4-10 15321 San Luis Obispo Hills above and to W of Swain pasture. Disturbed margin of arroyo through silty shale. UTM: 11S, 3882873 N, 0255686 E Comment
  CAS-BOT-BC349537  Monolopia lanceolata Ernest C. Twisselmann 1953-3-18 578 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ridges along Associated Canyon, 7 miles east of Simmler 853 Comment
  SBBG120308  Monolopia stricta C. F. Smith 1992-4-10 12295 San Luis Obispo Russell Ranch Gate on rd to Caliente Pk, N side of Cuyama River, near oil fields and Chalk Mtn Comment
  UCR122491  Monolopia stricta George K. Helmkamp, E. A. Helmkamp 2001-5-2 6639 San Luis Obispo La Panza Range, Calif. Hwy 58, 33 miles east of Santa Margarita near San Juan Creek 488 Comment
  OBI45916  Monolopia stricta David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19253 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 838 Comment
  OBI51699  Monolopia stricta Clifton F. Smith 1991-4-9 12178 San Luis Obispo On Carrizo Plain along rd to Crocker Grade, SE of Soda Lake Comment
  PASA369  Montia exigua Margaret Stason 1930-4-15 222 San Luis Obispo Temblor Mountains Comment
  JEPS57627  Mucronea californica Mrs. R. W. Summers San Luis Obispo San Luis Obispo Comment
  JEPS99451  Mucronea californica Clare B. Hardham 1958-5-31 3465 San Luis Obispo Atascadero Comment
  UC338246  Mucronea californica unknown 1887-1 San Luis Obispo Comment
  CAS-BOT-BC109032  Mucronea californica Ernest C. Twisselmann 1955-6-10 2132 San Luis Obispo La Panza Range. Vaquero Water Canyon. 487 Comment
  OBI10905  Mucronea californica Robert F. Hoover 1964-8-14 9249 San Luis Obispo Jack Lake, S of Callender Railway siding Comment
  OBI53056  Mucronea californica David J. Keil, Randi McCormick 1995-5-9 25057 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  RSA489224  Mucronea californica James L. Reveal 1987-6-21 6507 San Luis Obispo Nipomo Mesa, along Hwy 101, 0.6 mile NW of the Nipomo exit at the end of Frontage Road and 0.3 mile NW of its jct. with Sandydale Drive, west side of hwy. 137 Comment
  RSA630357  Mucronea californica R. E. Riefner 1999-8-11 99 -359 San Luis Obispo Montana de Oro State Park. Comment
  OBI22015  Muhlenbergia asperifolia Robert F. Hoover 1966-10-7 10134 San Luis Obispo Cuyama River at Cuyama Ranch (N of New Cuyama) Comment
  CAS-BOT-BC508568  Muilla maritima Ernest C. Twisselmann 1969-4-9 15102 San Luis Obispo North side of Shell Creek, La Panza Range 480 Comment
  UC310380  Muilla maritima Philip A. Munz 1925-3-25 9259 San Luis Obispo open field 3 mi from Pismo; Pismo Creek Comment
  CAS-BOT-BC83374  Myosurus minimus James R. Shevock; Jack Zaninovich 1983-3-31 10247 San Luis Obispo Carrizo Plain. San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road. 600 Comment
  OBI61019  Myosurus minimus George Butterworth 1998-3-30 223 San Luis Obispo Carrizo Plain Natural Area. 200 yds N of Soda Lake Rd, 1/4 mi NE of Yellow Gate Rd 587 Comment
  UC1192296  Myrica californica Malcolm A. Nobs and S. Galen Smith 1949-6-24 864 San Luis Obispo estuary leading into e. end of Morro Bay Comment
  OBI74354  Myriopteris cooperae Theo Fitanidea, Anthony Baniaga 2010-3-26 195 San Luis Obispo Tierra redonda Mountain. Rock outcrop of Southern coastal scrub. 599 Comment
  SBBG112803  Nassella lepida C. B. Hardham 1957-5-4 1855 San Luis Obispo Tierra Redonda Comment
  UC791008  Nassella lepida G. L. Stebbins Jr. and R. M. Love 1941-3-23 3069 San Luis Obispo open ne-facing slope 4 mi n San Luis Obispo (near foot of grade); Cuesta Grade Comment
  SBBG104469  Nassella pulchra M. D. Proctor, E. A. Young 1993-4-16 ROB 446 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  SBBG2430  Nasturtium gambelii H. and M. Dearing 1940-8-18 4462 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC60483  Nasturtium officinale Ernest C. Twisselmann 1954-6-27 1405 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mariannas Spring, Temblor Mountains. 853 Comment
  OBI37244  Nasturtium officinale Eric Wise 1981-6-26 722 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  SEINET8075556  Navarretia atractyloides David Keil 2000-5-27 28766 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.; 0 335 Comment
  RSA0047735  Navarretia jaredii Melinda Elster 2014-5-14 s.n. San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp, down stream to the trail that climbs up to ridge. Near 35.22463N 120.28397W and over to Avenales Station. Ended the survey at Avenales Station. Near 35.24742N 120.26644W. 510 Comment
  CAS-BOT-BC230441  Navarretia mitracarpa Clare B. Hardham 1957-6-14 2271 San Luis Obispo Cottonwood Pass Comment
  CAS-BOT-BC230465  Navarretia mitracarpa R. F. Hoover 1950-6-21 8006 San Luis Obispo Between Rocky Butte and Pine Mountain, Santa Lucia Mountains Comment
  CAS-BOT-BC230468  Navarretia mitracarpa K. Brandegee 1911-7-12 140 San Luis Obispo Near Paso Robles, along the Creston Road, not far from the type locality, which is given as Paso Robles Creek Comment
  CDA40122  Navarretia nigelliformis Thomas Chalmers Jun 1959 s.n. San Luis Obispo 0 Comment
  OBI73463  Navarretia squarrosa David J. Keil 2010-6-4 30848 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead parking area Comment
  UC1392630  Navarretia squarrosa R. F. Hoover 1969-8-15 11550 San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC410995  Nemacladus gracilis Rimo Bacigalupi; Roxana S. Ferris; G. T. Robbins 1955-5-24 5209 San Luis Obispo Above creek bed in Palo Prieto Canyon, 2.4 miles above its confluence with Cholame Creek, northern end of the Temblor Range 457 Comment
  OBI48387  Nemacladus ramosissimus David J. Keil, V. L. Holland 1990-3-19 21354 San Luis Obispo N of Arroyo Grande along hwy 227, 1.5 mi S of jctn with Noyes Rd Comment
  CAS-BOT-BC416307  Nemacladus secundiflorus Barbara Ertter; Jeffrey Strachan 1980-5-15 3403 San Luis Obispo South side Hwy 58, 0.6 mile E of San Juan Creek, Syncline Hill grade W of Carrizo Plain 548 Comment
  CAS-BOT-BC411016  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi; Roxana S. Ferris; G. T. Robbins 1955-5-23 5184 San Luis Obispo East Branch of Huerhuero Creek, along road from Geneseo School to Creston, 1.7 miles S of Geneseo School 323 Comment
  JEPS19912  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham 1957-5-26 1967 San Luis Obispo intersection of Parkhill Road and Creston-Santa Margarita Road Comment
  OBI17905  Nicotiana glauca David J. Keil, Eric Wise 1983-8-30 17905 San Luis Obispo Black Lake cyn, S of Arroyo Grande Comment
  OBI58860  Nicotiana quadrivalvis David J. Keil 1998-6-30 27896 San Luis Obispo Temblor Range. 0.9 road miles W of Kern Co. line on Hwy 58. Comment
  OBI28203  Notholithocarpus densiflorus var. densiflorus Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mtns., E Cuesta Ridge 2.7 mi SE of Hwy 101 Comment
  OBI60941  Nuttallanthus texanus G. F. Hrusa, D. Ragan 1999-4-21 15010 San Luis Obispo Oceano Dunes, immed W of Callender Rd 107 Comment
  OBI9477  Nuttallanthus texanus Robert F. Hoover 1947-3-29 6785 San Luis Obispo Atascadero Comment
  SBBG107608  Nuttallanthus texanus C. B. Hardham 1959-5-6 4401 San Luis Obispo shores of Nacimiento Lake Comment
  UC310388  Oemleria cerasiformis Philip A. Munz 1925-3-25 9197 San Luis Obispo Morro Creek Comment
  UCD113657  Oemleria cerasiformis Roman Gankin; W. R. Russell 1962-2-22 342 San Luis Obispo San Luis Obispo County: Northern part of county. Hill just south of Arroyo de la Cruz, 1/2 mile east of State Route 1 and 9.4 miles northwest of entrance to Hearst State Historical Monument. Comment
  RSA128144  Oenanthe sarmentosa Clare B. Hardham 1959-5-21 4592 San Luis Obispo Arroyo de la Cruz Comment
  OBI17643  Oenanthe sarmentosa Robert J. Rodin 1959-5-26 6352 San Luis Obispo Near Morro Bay at Cuesta by the sea Comment
  OBI5595  Oenothera elata subsp. hookeri Sharon Jochums 1974-5-20 256 San Luis Obispo W of hwy 1 at Point San Simeon Comment
  OBI12162  Olea europaea Jack M. Farrell 1955-2-21 26 San Luis Obispo Cal Poly campus Comment
  OBI78190  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 d San Luis Obispo Quad: Nipomo 7.5 375 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
  OBI45685  Orobanche californica David J. Keil, M. A. "Corky" Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20700 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz. Comment
  UC572454  Orobanche californica subsp. condensa H. C. Lee 1937-6-8 1055 San Luis Obispo Two miles south of Huerhuero School, 12 1/2 mi NW of Pozo. Comment
  OBI53134  Orobanche californica subsp. jepsonii Lynne Dee Oyler, David J. Keil 1988-6-23 554 San Luis Obispo Upper Perfumo Cyn Rd near summit Comment
  CLARK-A1045-1362  Orthocarpus densiflorus George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay grassy field off Turri Road, 3 miles east of Morro Bay; Morro Bay S 7.5'Q Comment
  SEINET12270218  Orthocarpus purpurascens E. A. Purer 1933-1 5094 San Luis Obispo NW of Guadalupe Comment
  UC1953192  Oxalis David Keil 2010-10-18 30931 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. Comment
  CDA25911  Oxalis latifolia David J. Keil, Dave Hacker 2005-6-24 30389 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse Road, south of Piedras Blancas Motel. 0 Comment
  OBI83594  Oxalis micrantha Michael Walgren 2016-4-6 534 San Luis Obispo Collected "in San Simeon State Park on the inland side of Highway 1 about .4 miles north of the intersection of the northern terminus of Moonstone Beach Dr. and Highway 1. 14 Comment
  OBI79063  Oxalis pilosa David J. Keil 2013-8-22 31909 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
  OBI79656  Packera breweri Anthony Baniaga, Theo Fitanides 2010-5-2 148 San Luis Obispo Tierra Redonda BLM ACEC. Tierra Redonda Mountain. Comment
  OBI75471  Paeonia californica Jenner Whitt 2003-4-3 14 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI80999  Paeonia californica David J. Keil 2015-2-21 32655 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  CAS-BOT-BC121277  Paeonia californica Alice Eastwood 1926-5-4 14957 San Luis Obispo Morro Sands Comment
  UC917053  Paeonia californica R. Bacigalupi 1949-4-7 3077 San Luis Obispo along Santa Rosa Creek Rd 6.4 mi e junction with California Highway 1 (near Cambria) Comment
  UCSB8043  Paeonia californica Fox, Lynn 1963-3-2 San Luis Obispo 5.5 mi. SW of Buena Vista Mine, 13.2 mi. W of U. S. Hwy 101 on Mountain Springs Road, Paso Robles 673 Comment
  OBI22066  Panicum acuminatum Robert F. Hoover 1947-5-25 7222 San Luis Obispo Cambria Comment
  CAS-BOT-BC253684  Panicum capillare Clare B. Hardham 1957-9-23 2655 San Luis Obispo Santa Lucia Mountains. Atascadero Lake Comment
  OBI64770  Panicum capillare D. R. Miller 2005-9-3 905 .821 San Luis Obispo Pine Mt Region. In front of barn at 3 ranch house 'first gate'; San Simeon crk drainage. End of public rd at ranch house 550 Comment
  UCR38962  Panicum dichotomiflorum subsp. dichotomiflorum Phil Ashley 1984-8-21 s.n. San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo Comment
  OBI66351  Papaver californicum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26265 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
  VVC3367  Papaver californicum Tim Thomas 1973-4-18 3 San Luis Obispo Inner South Coast Range, Elkhorn Plains. 732 Comment
  OBI78985  Parapholis incurva David J. Keil 2013-8-22 31947 San Luis Obispo Private land east of Morro Bay State Park along Morro Creek Road, east of gate at eastern end of Turtle Rock trail, northern side of Cerro Cabrillo 28 Comment
  RSA140060  Parietaria hespera var. hespera Clare B. Hardham 1960-4-4 5305 San Luis Obispo Santa Lucia Mountains: Cantinas Creek. 244 Comment
  UCR96268  Paspalum distichum George K. Helmkamp 1996-9-21 1193 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  SD34304  Pectocarya anisocarpa I. W. Clokey 1937-4-13 5829 San Luis Obispo Southeast corner San Luis Obispo County. 800 Comment
  OBI66432  Pectocarya penicillata David J. Keil, with Kathleen A. Keil 1997-3-29 26113 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  OBI20877  Pectocarya penicillata Eben McMillan 1952-4-30 74 San Luis Obispo Commatta Crk, 13 mi S 4 mi E Shandon Comment
  UC463291  Pectocarya penicillata Roxana S. Ferris 1929-4-13 7505 San Luis Obispo 5 mi n Paso Robles (along the Salinas River) Comment
  SBBG93613  Pedicularis densiflora S. A. Junak, D. Young, T. Ayers 1989-3-13 3926 San Luis Obispo ca. 50 m N of USFS Rd 29S11.3, ca. 200 m E of W boundary sign for Cuesta Ridge Botanical Area, 5.2 mi W of Hwy101 783 Comment
  UCR1395  Pedicularis densiflora Frank C. Vasek 1960-4-10 600410- 09 San Luis Obispo Central Coast, At TV tower, c. 3 miles along dirt road leading west from La Cuesta Summit, off Hwy 101 800 Comment
  OBI9315  Pedicularis densiflora Elizabeth Rudd 1970-4-12 38 San Luis Obispo Off the rd between Santa Margarita and Pozo 305 Comment
  RSA0021623  Pellaea andromedifolia Greg Wilvert 2005-4-23 295 San Luis Obispo 1.7 km NW of Lawson Spring. 908 Comment
  SEINET7073758  Pellaea andromedifolia A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta grade (Route 101). About 4.5 miles northeast of San Luis Obispo. UTM Zone 10, 715543mE, 3913814mN. Coordinate datum: NAD27. Comment
  CDA17601  Pennisetum clandestinum Austin Griffiths, Margaret E. Griffiths 1981-1-13 s.n. San Luis Obispo Pismo Dunes; Arroyo Grande Ck. just SW of Oceano. Comment
  CHSC53650  Penstemon centranthifolius L. P. Janeway; Jean Whitzman 1988-4-30 2652 San Luis Obispo Near eastern 'headwaters' of Huerhuero Cr. 419 Comment
  UCR160576  Penstemon centranthifolius George K. Helmkamp, E. A. Helmkamp 2005-6-12 9650 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  RSA0040005  Penstemon heterophyllus subsp. heterophyllus LeRoy Gross, Marcel Beffort 2014-5-14 6460 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  UCR43299  Penstemon heterophyllus var. heterophyllus David Charlton 1986-5-17 203 San Luis Obispo E boundary of Los Padres National Forest, 25 mi west of Kern Co. line on the road from Pozo to Santa Margarita 467 Comment
  OBI29232  Pentachaeta alsinoides David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14525 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  UC1969513  Pentachaeta fragilis David Keil, Rhonda Riggins and Karl Striby 1998-5-22 27392 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler and Caliente Peak. Comment
  CAS-BOT-BC70263  Pentagramma triangularis subsp. triangularis H. W. Henshaw s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC71725  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-12 8812 San Luis Obispo Upper Lopez Canyon Comment
  CAS-BOT-BC70234  Pentagramma triangularis subsp. triangularis Clare B. Hardham 1956-2-12 134 San Luis Obispo V/2 Ranch, West of Templeton Comment
  OBI56507  Perideridia gairdneri subsp. gairdneri D. R. Miller 1991-8-2 891 -1 San Luis Obispo Above Hearst Pond on Tobacco Ridge rd 884 Comment
  OBI55569  Perideridia pringlei George Butterworth 1998-6-13 276 San Luis Obispo Carrizo Plain Natural Area. Padrones Spring. 100 yds S of gap. T11N, R25W, S30, SWQ 884 Comment
  CAS-BOT-BC218417  Perideridia pringlei R. F. Hoover 1949-6-4 7754 San Luis Obispo Highland District Comment
  OBI29070  Peritoma arborea Melissa Luckow, Rhonda Riggins 1982-4-13 751 San Luis Obispo Buena Vista overlook, 4.6 mi N of jctn with S Lake Rd, 9.7 mi E of Taft. Comment
  OBI19660  Peritoma arborea Robert F. Hoover 1948-4-17 7478 San Luis Obispo Commatti Canyon Comment
  OBI19655  Peritoma arborea var. globosa Robert F. Hoover 1967-6-4 10602 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  OBI79139  Persicaria amphibia David J. Keil 2011-11-5 31147 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd Street bridge 8 Comment
  SBBG1692  Persicaria amphibia C. B. Hardham 1957-9-23 2653 San Luis Obispo Atascadero Lake Comment
  OBI29951  Persicaria amphibia Jim Pollard 1972-8-27 8 San Luis Obispo Laguna Lake Comment
  OBI36820  Persicaria punctata Eric Wise 1981-6-29 810 San Luis Obispo Celery Lake of Dune lakes Comment
  OBI36828  Persicaria punctata Eric Wise 1982-7-2 1607 San Luis Obispo Oso Flaco Lake Comment
  OBI75322  Persicaria punctata David J. Keil 2010-11-10 30949 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and arroyo Grande south of intersection of Ormonde Road with Price Canyon Road. Comment
  RSA201659  Phacelia affinis Robert F. Hoover 1952-5-24 8210 San Luis Obispo Calinte Mountain. Summit ridge west of peak. Comment
Read comments
Jul 24 2013
  UC1285021  Phacelia brachyloba R. F. Hoover 1952-6-10 8242 San Luis Obispo Black Mt. La Panza Range Comment
  OBI13851  Phacelia brachyloba Robert F. Hoover 1952-5-11 8191 San Luis Obispo Navajo Crk district, E side of la Panza range Comment
  OBI54875  Phacelia cicutaria var. hispida David J. Keil 1997-4-18 26200 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
  SBBG103411  Phacelia ciliata E. R. Blakley 1986-3-2 San Luis Obispo Soda Lake Comment
  UCD120340  Phacelia ciliata K. Esau 1935-5-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  UCD40566  Phacelia ciliata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1530 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
  CAS-BOT-BC95005  Phacelia ciliata R. C. Wenk 2007-4-17 641 San Luis Obispo Carrizo Plain N.M., Center Well Pasture, along Soda Lake Road, btwn 2 gates leading to Washburn Ranch 609 Comment
  UCSB5358  Phacelia ciliata Robbins, G.; Bacigalupi, Rimo 1952-4-20 San Luis Obispo Southernmost end of Carrizo Plain, just before descent into Cuyama Valley, and about 4 miles from the Kern County line 868 Comment
  OBI2190  Phacelia ciliata var. ciliata E. McMillan 1952-3-15 9 San Luis Obispo Choice Valley, 2 mi S and 9 mi E of Shandon Comment
  UC1069292  Phacelia ciliata var. ciliata P. L. Johannsen 1937-5-3 1089 San Luis Obispo 2 1/8 mi ene Painted Rock Ranch (Plot 189); McKittrick Quadrangle Comment
  OBI8552  Phacelia ciliata var. ciliata Craig Woods 1978-3-27 12 San Luis Obispo Carrizo Plain, 1/2 mi S of Belmont Trl and 2 mi W of Sim soda lake san diego cr rd 610 Comment
  SEINET6744705 Image available Phacelia circinata var. calycosa Marcus E. Jones 1882-1 San Luis Obispo San Luis Obispo, California Comment
  CDA11469  Phacelia distans G. F. Hrusa 1995-5-28 12232 San Luis Obispo Black Butte Research Natural Area. SE slope of Peak 3. Comment
  OBI19535  Phacelia distans B. W. & T. W., T. W. 1967-3-25 s.n. San Luis Obispo Prefumo Cyn Comment
  SBBG107034  Phacelia distans C. B. Hardham 1957-5-4 1848 San Luis Obispo Tierra Redonda Comment
  SBBG25618  Phacelia distans C. B. Hardham 1962-4-14 8983 San Luis Obispo S end of Carissa Plains, on W side Comment
  JEPS13187  Phacelia douglasii Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5135 San Luis Obispo 0.5 mi w junction of Commatti Canyon road from Shandon (along direct road from La Panza to Creston) 457 Comment
  OBI47390  Phacelia douglasii David J. Keil 1985-3-31 18520 San Luis Obispo Along hwy 58 ca 100 m E of jctn with Huerhuero Rd Comment
  SBBG34843  Phacelia douglasii Mrs. R. W. Summers -Feb-1886 San Luis Obispo sandhills by sea near Arroyo Grande Comment
  OBI80936  Phacelia fremontii G. F. Hrusa 2005-4-1 16413 San Luis Obispo w and above Lawson Spring. West end of Padrone Canyon Rd. 853 Comment
  UC1285011  Phacelia fremontii R. F. Hoover 1949-4-2 7571 San Luis Obispo near summit Cottonwood Pass Comment
  UCD83073  Phacelia fremontii CNPS SSN-SJV Foothill Team 2008-5-1 98 San Luis Obispo San Luis Obispo County; Carrizo Plains. 657 Comment
  POM287435  Phacelia fremontii Lyman Benson 1937-4-4 8097 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  RSA139947  Phacelia fremontii Clare B. Hardham 1960-4-8 5356 San Luis Obispo Bed of San Juan River. Road from Simmler to Paso Robles. Comment
  OBI19195  Phacelia grisea David J. Keil 1979-5-13 13078 San Luis Obispo Santa Lucia Mts along Cuesta Ridge Rd about 2 mi below Cuesta Botanical Area Comment
  OBI57045  Phacelia grisea G. F. Hrusa 1995-5-2 12306 San Luis Obispo Black Butte Research Natural Area. Ridge immed SW of Radio Facility 2 (Peak 1) 610 Comment
  OBI58027  Phacelia ramosissima David J. Keil, with V. L. Holland 1992-5-28 23163 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  UC2027000  Phacelia tanacetifolia Greg Wilvert 2005-3-24 33 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.6km NNW of Wells Canyon Comment
  CAS-BOT-BC258833  Phalaris angusta R. F. Hoover 1948-5-5 7522 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC265800  Phalaris aquatica Clare B. Hardham 1957-5-30 2048 San Luis Obispo Klau Mine, Santa Lucia Mountains Comment
  SBBG124761  Phalaris aquatica C. B. Hardham 1957-11-2 2719 San Luis Obispo near intersection of Hwy 1 and Cayucos Rd Comment
  CAS-BOT-BC250637  Phalaris minor Ira L. Wiggins 1929-4-13 3480 San Luis Obispo Field 5 mi. n. of Pismo Beach Comment
  UC1124194  Phlox gracilis G. T. Nordstrom 1937-4-29 1154 San Luis Obispo 2.7 mi ssw Asuncion School; Adelaida Quad. 457 Comment
  UCSB51843  Pholistoma auritum 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
  CAS-BOT-BC222612  Pholistoma auritum var. auritum Ernest C. Twisselmann 1959-4-10 5028 San Luis Obispo Irish Hills, See Canyon 60 Comment
  OBI2080  Pholistoma auritum var. auritum Mrs. R. W. Summers 1886-4-20 s.n. San Luis Obispo Comment
  OBI28712  Phoradendron densum Robert J. Rodin 1965-3-28 7122 San Luis Obispo Along road E of Simmler near E boundary of San Luis Obispo county Comment
  OBI73015  Phragmites australis David J. Keil 2000-6-27 28824 -1 San Luis Obispo Drumm Reservoir Comment
  OBI22104  Phragmites australis Robert F. Hoover 1966-10-7 10128 San Luis Obispo Cuyama River at oil fields W of New Cuyama Comment
  JEPS60961  Physalis philadelphica Ernest C. Twisselmann 1969-11-15 16336 San Luis Obispo 5 mi s Paso Robles; Salinas River 182 Comment
  SBBG87965  Physocarpus capitatus C. F. Smith 1988-5-10 12125 San Luis Obispo rd bordering Santa Rita Crk, ca. midway between Cayucos and Templeton Comment
  OBI22853  Pinus attenuata Robert J. Rodin 1962-12-17 6996 San Luis Obispo 4 mi E of summit of Cuesta Grade on hwy 101 Comment
  OBI7588  Pinus attenuata Robert F. Hoover 1946-10-26 6532 San Luis Obispo Summits above (SE of ) Cuesta Pass, among white rock Comment
  OBI23096  Pinus coulteri Deborah Nixon 1976-11-28 9 San Luis Obispo Cal Poly, on S perimeter going E, turn right at closed gate to presidential house, on left just before house Comment
  JEPS46857  Pinus muricata I. J. Condit 1910-1 San Luis Obispo Coon Ck; near ocean Comment
  RSA772358  Pinus muricata Robert F. Thorne, Percy C. Everett 1963-4-21 31641 San Luis Obispo South end of Morro Bay; Lion Rock, Montana de Oro, Pecho Ranch Comment
  CAS-BOT-BC80004  Pinus radiata Edgar B. Davison 1924-7-2 s.n. San Luis Obispo Cambria Comment
  SEINET255484  Piptatherum miliaceum Cindy Roche 2006-2-25 2006 .1 San Luis Obispo CalPoly campus, at the gate to road leading to CalPoly Design Village, San Luis Obispo. 200 Comment
  CAS-BOT-BC254440  Piptatherum miliaceum Clare B. Hardham 1958-7-22 3766 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch, San Marcos Creek, 10 miles W of Paso Robles Comment
  SBBG118645  Plagiobothrys bracteatus E. Painter, M. Wetherwax 2000-4-19 CR 39 b San Luis Obispo E of jct of W Perimeter and Boy Scout rds, N of W Perimeter Rd; Camp Roberts 180 Comment
  CDA16356  Plagiobothrys canescens G. F. Hrusa 2000-4-12 15343 San Luis Obispo Carrizo Plain; Shale hills at N end of Elkhorn. 0 Comment
  OBI56251  Plagiobothrys canescens E. R. Blakley 1963-5-4 1028 San Luis Obispo 1 mi E of Paso Robles near hwy 46 Comment
  POM98150  Plagiobothrys canescens P. A. Munz 1925-3-25 9210 San Luis Obispo Morro Creek 457 Comment
  OBI75729  Plagiobothrys chorisianus var. hickmanii D. R. Miller, E. A. Appel 2011-5-21 511 .949 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. San Simeon Crk campground 91 Comment
  UC1069027  Plagiobothrys infectivus T. M. Hendrix 1937-4-27 124 San Luis Obispo 4.3 mi ne Black Mountain (Plot 124); Pozo Quadrangle Comment
  OBI64993  Plagiobothrys leptocladus Greg Wilvert 2005-4-5 126 San Luis Obispo SE Half of the Caliente Range. 1.5 km S of Soda Lake rd, along Padrones Cyn rd 806 Comment
  OBI69949  Plagiobothrys stipitatus var. micranthus D. R. Miller, E. A. Appel 2006-5-20 506 .828 San Luis Obispo On ridge line at the Washburn trl San Simeon campground Comment
  OBI79776  Plagiobothrys tenellus David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31575 San Luis Obispo Avenales Ranch, south of Pozo 420 Comment
  OBI76702  Plagiobothrys trachycarpus David J. Keil, Lynne Dee Althouse 2002-5-2 29849 San Luis Obispo Santa Margarita Ranch. Comment
  UCR42909  Plantago elongata David J. Keil 1985-4-6 18537 San Luis Obispo Central Coast, 1.8 mi north of Arroyo de la Cruz, north of San Simeon. Inland to ridge overlooking Arroyo de los Chinos. Comment
  JEPS21119  Plantago erecta C. M. Belshaw 1938-3-28 14574 San Luis Obispo 3.3 mi nw Cayucos; Cayucos Quad. 76 Comment
  OBI51726  Plantago erecta R. Mike Arens 1994-4-9 56 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden footbridge 244 Comment
  SBBG94013  Plantago erecta S. A. Junak 1990-4-17 4159 San Luis Obispo just N of USFS Rd 29S11.3 along E side of KSBY TV towers, E end of Cuesta Ridge Botanical Area, ca. 2.6 mi W of US Hwy 101 716 Comment
  UC1224748  Plantago erecta R. F. Hoover 1950-5-5 7870 San Luis Obispo s end Morro Bay Comment
  UCR140412  Plantago erecta George K. Helmkamp 2004-2-19 8306 San Luis Obispo Central Coast, NW of Nipomo, Pomeroy Rd, 0.2 mi N of Willow Rd. 91 Comment
  RSA585668  Plantago erecta M. D. Proctor, E. A. Young 1993-3-20 ROB- 286 San Luis Obispo 1 km NE of Chorro Res. Comment
  UCR38896  Plantago indica David J. Keil, E. A. Wise 1982-7-2 16251 San Luis Obispo Central Coast, Nipomo Mesa area west of Pomeroy Rd along Black Lake Canyon trail Comment
  RSA628862  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 1999-5-22 4908 San Luis Obispo Los Osos, N of the corner of Buckskin and Martingale streets. 61 Comment
  SEINET2444522  Plantago lanceolata Eric Luning 2003-4-15 10 San Luis Obispo Reservoir Canyon Trail. Comment
  OBI36843  Plantago major Eric Wise 1983-10-16 1833 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice valley school Comment
  OBI11630  Plantago maritima Robert F. Hoover 1947-8-13 7371 San Luis Obispo S of Hazard Cyn Comment
  JEPS5860  Plantago subnuda Roxana S. Ferris and R. Bacigalupi 1953-7-24 12688 San Luis Obispo ca 3 mi w State Highway 1; Oso Flaco Lake Comment
  UCD124568  Plantago subnuda Malcom A. Nobs; S. Galen Smith 1948-9-9 660 San Luis Obispo San Luis Obispo County: Dune-bound marshes, south of Pismo Beach. Comment
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Jan 20 2015
  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
  OBI81518  Platanus racemosa Thea Smith, Yara Wahba 2015-11-7 1 San Luis Obispo Strothers Park. Directly next to parking lot and behind house on 1153 Vard Loomis Lane; Also directly behind bathrooms and basketball courts. Comment
  OBI78770  Platystemon californicus Michael Walgren 2014-4-5 378 San Luis Obispo Chevron Oil Company property about 1/4 mile east of Del Mar Park in the City of Morro Bay. 98 Comment
  UCR29920.2  Platystemon californicus David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14520 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  SBBG69559  Plectritis ciliosa subsp. ciliosa M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI59506  Plectritis congesta David J. Keil, with V. L. Holland 2001-4-7 29253 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
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Nov 21 2013
  OBI58824  Plectritis congesta subsp. brachystemon David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27492 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  CAS-BOT-BC255556  Poa annua Ernest C. Twisselmann 1954-2-22 838 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: 7 miles S of Cholame Comment
  UCD90386  Poa annua Ernest C. Twisselmann 1954-2-22 838 San Luis Obispo San Luis Obispo County: Eastern San Luis Obispo County. Chris Twisselmann Ranch. Comment
  RSA73524  Poa bulbosa D. D. Keck, H. G. Baker, P. Dansereau 1949-4-18 6073 San Luis Obispo 3 miles N. of Santa Margarita Comment
  OBI56381  Poa howellii David J. Keil 1987-5-11 20147 San Luis Obispo Cuesta Rige, East road to radio facility north of Mount Love. Ca. 0.35 miles from Cuest Ridge Rd. and 4 miles from Hwy 105 Comment
  RSA659224  Poa howellii David J. Keil, R. Riggins 1987-5-11 20147 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
  UCR97573  Poa secunda George K. Helmkamp, E. A. Helmkamp 1997-3-8 1402 San Luis Obispo Inner Coast Range, Carrizo Plain; 15.6 mi. NW of Calif. Hwy 166 on Soda Lake Rd. 732 Comment
  RSA0029392  Poa secunda Joan Stewart 1995-4-1 341 San Luis Obispo Carrizo Plain Comment
  CAS-BOT-BC243096  Poa secunda subsp. secunda R. F. Hoover 1967-4-8 10386 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  JEPS86507  Poa secunda subsp. secunda Roy E. Buck 1988-3-29 851 San Luis Obispo 6 air km ne New Cuyama (Santa Barbara Co) (Padrones Canyon, ca 1.0 air km nne of canyon mouth (e side), slopes of draw); Caliente Range 707 Comment
  SBBG112494  Poa secunda subsp. secunda D. Keil 1986-4-13 19154 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of Hwy Comment
  OBI47417  Poa secunda subsp. secunda David J. Keil 1981-4-9 14288 San Luis Obispo 1 mi from jctn with Pozo Rd on Las Pilitas Rd Comment
  OBI47423  Poa secunda subsp. secunda David J. Keil 1981-4-9 14294 San Luis Obispo 2.5 m beyond Shell Crk along State hwy 58 Comment
  OBI50391  Pogogyne douglasii Lynne Dee Oyler, David J. Keil 1988-6-23 534 San Luis Obispo Upper Perfumo Cyn Rd near summit. Sec 3 t31S, R11E Comment
  SBBG107773  Pogogyne serpylloides C. B. Hardham 1960-5-21 5847 a San Luis Obispo Juhl Ranch corral, Santa Rita Crk, W of Templeton [Santa Rita Ranch] Comment
  OBI33012  Polycarpon tetraphyllum David J. Keil 1983-4-23 16944 San Luis Obispo Vicinity of Arroyo de la Cruz N of the Arroyo and W of hwy 1 Comment
  OBI17820  Polygonum aviculare Hans Wilgenburg 1977-8-11 16 San Luis Obispo Cal Poly campus Comment
  OBI72082  Polygonum aviculare Michael Walgren 2008-7-15 83 San Luis Obispo N of San Simeon along cattle trl near Arroyo Hondo, W of hwy 1 Comment
  SBBG117480  Polygonum aviculare E. Painter, M. Wetherwax 2002-8-13 CR 344 San Luis Obispo near E end of Bee Rock Rd, near Gate 9; Camp Roberts Comment
  UC454282  Polygonum aviculare subsp. aviculare I. J. Condit 1909-10-15 San Luis Obispo Cal Polytechnic School grounds Comment
  CDA42734  Polypodium californicum T. C. Fuller 1962-2-28 7722 San Luis Obispo Santa Rosa Creek, road to Paso Robles, 10.5 miles east of Cambria. 0 Comment
  RSA126162  Polypodium californicum Robert F. Hoover 1947-1-27 6604 San Luis Obispo 6 miles south of San Luis Obispo Comment
  UCSB29330  Polypodium californicum Phelps, M. 1972-4-14 San Luis Obispo Near coast across from entrance to Hearst Castle 6 Comment
  CAS-BOT-BC233012  Polypogon elongatus Malcom A. Nobs; S. Galen Smith 1948-9-9 665 San Luis Obispo Dune Lakes Gun Club, about 4 miles S of Pismo Beach Comment
  RSA0042940  Polypogon interruptus LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6542 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
  UCD51640  Polypogon interruptus Beecher Crampton 1963-5-19 6983 San Luis Obispo San Luis Obispo County: Santa Margarita, Santa Margarita Creek. Comment
  CAS-BOT-BC233144  Polypogon interruptus Ira L. Wiggins 1929-4-16 3624 San Luis Obispo Beach dunes and stream bank 4 miles N of Moro Comment
  OBI22170  Polypogon interruptus Robert F. Hoover 1946-11-3 6549 San Luis Obispo Steiner Crk cyn (Serrano Cyn) Comment
  OBI22185  Polypogon monspeliensis Robert F. Hoover 1947-5-23 7190 San Luis Obispo Coast S of Hazard Cyn Comment
  RSA0020764  Polypogon monspeliensis Greg Wilvert 2005-4-17 258 San Luis Obispo Quail Spring. 942 Comment
  UCR32221  Polypogon monspeliensis Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC237330  Polypogon monspeliensis Clare B. Hardham 1957-5-30 2049 San Luis Obispo Santa Lucia Mountains. Ephemeral stream near Klau Mine Comment
  OBI22178  Polypogon monspeliensis Robert F. Hoover 1964-7-9 9128 San Luis Obispo Rinconada Crk 5 mi SE of Santa Margarita Comment
  OBI80177  Polypogon viridis David J. Keil 1985-6-18 18865 San Luis Obispo South Bay Wastewater Treatment Facility EIS survey. Bayview Heights area. Comment
  OBI9887  Populus fremontii Robert F. Hoover 1946-10-6 6466 San Luis Obispo San Miguel, along Salinas River bed Comment
  UC1134762  Populus fremontii subsp. fremontii W. A. Peterson 1937-4-20 724 San Luis Obispo mouth of Martinez Canyon; La Panza Quad., mouth of Martinez Canyon Comment
  OBI26515  Portulaca oleracea Kathlene Henry 1979-7-29 26 San Luis Obispo San Luis Obispo. So. Higuera rd, 500 ft S of Tank Farm Rd 37 Comment
  UCSB38023  Potamogeton foliosus Vivrette, Nancy 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC453995  Potamogeton pectinatus R. F. Hoover 1964-8-14 9279 San Luis Obispo Oso Flaco Lake. Comment
  OBI36984  Potentilla anserina Eric Wise 1981-5-14 308 San Luis Obispo Sweet Springs marsh. NW of 4th and Ramona, Los Osos Comment
  UC72981  Potentilla anserina subsp. pacifica Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UCSB24058  Potentilla anserina subsp. pacifica Tucker, B. 1965-04 San Luis Obispo Around the mouth of the Oso Flaco Lake stream into the sea, 4 mi. south of Oceano, on Pismo Beach. Comment
  OBI9971  Poterium sanguisorba R. F. Hoover 1947-3-8 6650 San Luis Obispo Coast W of Cambria, in open uncultivated field by roadside Comment
  POM180545  Prunus fasciculata Roxana S. Ferris 1929-4-15 7614 San Luis Obispo Between Guadalupe and Callender. Comment
  SBBG99014  Prunus fasciculata var. fasciculata A. Chadwick 1990-3-30 San Luis Obispo Carrizo Plain 609 Comment
  RSA123186  Prunus fasciculata var. punctata A. E. Wieslander 1936-5-12 638 San Luis Obispo Los Osos Valley 76 Comment
  OBI10069  Prunus virginiana var. demissa Robert F. Hoover 1953-5-3 8283 San Luis Obispo Lopez Cyn Comment
  CAS-BOT-BC356465  Pseudognaphalium beneolens Ernest C. Twisselmann 1957-11-2 4111 San Luis Obispo Morro Rock 15 Comment
  CAS-BOT-BC356468  Pseudognaphalium beneolens Ernest C. Twisselmann 1955-7-22 2280 San Luis Obispo La Panza Range. Upper Toro Canyon, near Navajo Summit 682 Comment
  UC579515  Pseudognaphalium biolettii H. C. Lee 1936-2-24 415 San Luis Obispo 2 1/2 mi e Picacho; Arroyo Grande Quadrangle 243 Comment
  OBI72493  Pseudognaphalium biolettii M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-21 SLO- 54 San Luis Obispo Camp San Luis Obispo. Cerro Chumash, Training Area L. UTMs (NAD27) zone 10, 708136E, 3910118N 200 Comment
  CAS-BOT-BC356843  Pseudognaphalium californicum Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15662 San Luis Obispo Salinas River 5 miles south of Paso Robles 182 Comment
  CAS-BOT-BC356827  Pseudognaphalium californicum John Thomas Howell 1964-6-29 40747 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  OBI50797  Pseudognaphalium californicum T. J. Ayers, S. Junak & D. Young 1989-4-27 719 San Luis Obispo Los Padres Natl Forest; at Botanical Area W boundary along rd Comment
  OBI3602  Pseudotsuga menziesii Mary Kidd 1971-8-30 216 San Luis Obispo Calif Polytechnic State College; on the W side of B-wing, old sicence bldg, near the old greenhouse Comment
  UC1927843  Psilocarphus oregonus David Keil 1998-4-30 27000 San Luis Obispo Carrizo Plain. Drying vernal pool at NE corner of intersection of Belmont Trail and Soda Lake Road (35 18.497' N x 119 59.275') 591 Comment
  OBI80997  Psilocarphus tenellus David J. Keil 2015-2-21 32661 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  UC75869  Psilocarphus tenellus Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC72652  Pteridium aquilinum John Thomas Howell 1964-6-29 40734 San Luis Obispo adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  RSA690879  Pteridium aquilinum var. pubescens J. L. Richards 1883-1 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI24983  Pterostegia drymarioides David J. Keil, Dirk Walters 1980-4-26 13895 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI74325  Pterostegia drymarioides Theo Fitanides, Anthony Baniaga 2010-2-28 23 San Luis Obispo Tierra Redonda Mtn BLM ACEC 543 Comment
  CAS-BOT-BC421307  Pterostegia drymarioides James L. Reveal 1988-5-26 6902 San Luis Obispo La Panza Range, Los Padres National Forest, 0.4 mile west of La Panza Summit along the road from Pozo to La Panza, 7.5 air miles northest [northeast? northwest?] of Pozo 716 Comment
  OBI10705  Punica granatum Cindy Arey 1967-10-29 4 San Luis Obispo Sydney St, San Luis Obispo Comment
  OBI14326  Quercus X alvordiana Jim Heaston 1961-11-12 408 San Luis Obispo La Panza Comment
  UC1135481  Quercus X alvordiana A. E. Wieslander 1936-8-27 668 San Luis Obispo Head of Temblor Creek McKittrick Quad. 883 Comment
  OBI64173  Quercus X jolonensis David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29308 San Luis Obispo Camp Roberts. Just northwest of junction of San Marcos Road and Generals Road. At 35 deg. 41.534'N x 120 deg. 45.508'W 201 Comment
  OBI83453  Quercus agrifolia Tanner Tellenbach, Elijah Lax, Brett Donahue, Nolan Donahue 2017-1-26 2 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
  UC1135343  Quercus agrifolia R. St. John 1932-11-30 321 San Luis Obispo Arroyo Del Corral 91 Comment
  OBI31512  Quercus berberidifolia Joy Nishida 1982-6-24 468 San Luis Obispo American Cyn; 2 mi S of American Cyn campground Comment
  OBI65829  Quercus berberidifolia D. R. Miller 1994-3-31 394 -156 San Luis Obispo Pine Mt Region. Tobacco Creek drainage 732 Comment
  UC1135422  Quercus chrysolepis N. French 1936-1-31 706 San Luis Obispo Head of David Canyon Port San Luis Quad. 457 Comment
  UCR42852  Quercus chrysolepis David J. Keil, R. R. Pimentel, R. A. Pimentel, D. R. Miller 1985-4-27 18728 San Luis Obispo Central Coast, 12.6 mi. from Calif. Hwy 1 (Rte 1) on San Simeon Creek Road, between Pine Mountain and Rocky Butte 869 Comment
  CAS-BOT-BC85926  Quercus douglasii Herman Knoche 1919-11-1 2418 San Luis Obispo Atascadero Comment
  UC993270  Quercus douglasii J. M. Tucker 1948-10-3 1888 San Luis Obispo 3.9 mi n Cholame Comment
  RSA43114  Quercus durata Robert F. Hoover 1946-9-15 6419 San Luis Obispo Rinconada Mine. Comment
  UC1953172  Quercus durata Neil Havlik 2009-12-1 San Luis Obispo San Luis Obispo. Johnson Rancho Open Space Preserve. Northwest of intersection with Ontario Road and South Higuera Street, west of US 101. Irish Hills, San Luis Range Comment
  UCD46000  Quercus durata D. Q. Cavagnaro 1963-10-20 231 San Luis Obispo Cerro Alto Campground, Los Padres National Forest, 11 miles southwest of Atascadero off U.S Highway 466, San Luis Obispo County, California. 304 Comment
  HSC37455  Quercus durata var. durata A. M. Montalvo, J. D. Ackerman 1975-6-24 507 San Luis Obispo Cerro Alto Campground off Hwy. 41, between Altascadero and Morro Bay; In the Santa Lucia Mtns. Comment
  SBBG1326  Quercus durata var. durata K. K. Muller 1956-11-7 766 San Luis Obispo edge of Cypress Swamp, N side of Cypress Mtn, W of Paso Robles Comment
  CAS-BOT-BC62836  Quercus lobata R. F. Hoover 1965-9-15 9547 San Luis Obispo Summit of Pozo - Arroyo Grande Road Comment
  RSA586436  Quercus lobata D. A. Young, F. L. Johnson 1992-6-17 ROB 0059 San Luis Obispo 1 km SW of Ranch House on Nacimento road. Comment
  OBI14206  Quercus parvula var. shrevei Robert F. Hoover 1957-8-28 8396 San Luis Obispo Rocky Butte Fire Lookout above San Simeon Comment
  OBI47703  Rafinesquia californica David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19236 San Luis Obispo SW flank of Temblor range. T31S, R21E NW corner sect 17 and SW corner of sect 8. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn Rd and N 0.25 mi to gate on unnamed dirt rd 792 Comment
  CAS-BOT-BC378999  Ranunculus arvensis Clare B. Hardham 1959-4-23 4431 San Luis Obispo Santa Barbara Road, Atascadero Comment
  OBI4941  Ranunculus californicus Unknown 1964-4-11 92 San Luis Obispo Reservoir Cyn Comment
  RSA130433  Ranunculus californicus R. W. Summers s.n. San Luis Obispo Base of San Luis Obispo Mountains Comment
  SBBG104784  Ranunculus californicus var. californicus M. D. Proctor, E. A. Young 1993-3-20 ROB 282 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI44837  Ranunculus hebecarpus David J. Keil 1985-3-31 18502 San Luis Obispo Calf Cyn area along Calif Rte 58 halfway between park Hill Rd and hwy 229 Comment
  OBI47108  Ranunculus hebecarpus Lynne Dee Oyler 1986-4-5 398 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres Natl Forest Comment
  OBI58624  Ranunculus hebecarpus David J. Keil 1998-4-20 26852 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI80179  Ranunculus hebecarpus David J. Keil 1978-3-25 12694 San Luis Obispo Irving Ranch. Comment
  CAS-BOT-BC74335  Raphanus sativus Ernest C. Twisselmann 1952-7-31 234 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame. Comment
  UC55676  Rhamnus californica subsp. californica Mrs. R. W. Summers May 1886 2006 San Luis Obispo Comment
  UC54836  Rhamnus californica subsp. californica Rev. R. W. Summers Apr 1886 126 San Luis Obispo Coast Hills 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
  RSA585584  Rhamnus crocea M. D. Proctor, E. A. Young 1993-3-23 s.n. San Luis Obispo 2km NE of Chorro Res Comment
  UC1927999  Rhus integrifolia David Keil, V. L. Holland 2008-6-12 30539 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
  RSA0025023  Ribes divaricatum Ralph Hoffman 1930-4-19 s.n. San Luis Obispo Oceano. Comment
  OBI29093  Ribes divaricatum var. pubiflorum Karen Symonds 1982-8-7 44 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  OBI29078  Ribes menziesii Karen Symonds 1982-7-17 29 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  RSA0019083  Ribes sanguineum var. glutinosum A. C. Sanders 2011-2-21 38720 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  UC310664  Ribes sanguineum var. glutinosum Philip A. Munz 1926-4-9 10215 San Luis Obispo 10 mi sw Paso Robles (Willow Creek Road) Comment
  RSA0019091  Ribes sanguineum var. glutinosum Carl B. Wolf 1929-4-13 3461 San Luis Obispo North base of Cuesta Grade. 427 Comment
  CAS-BOT-BC144466  Ribes sericeum R. F. Hoover 1947-3-16 6673 San Luis Obispo Coast just south of Monterey Co. line Comment
  OBI69129  Ribes sericeum Clare B. Hardham 1960-2-25 5207 San Luis Obispo 9.1 mi E of Cambria woods. Santa Rosa Creek Comment
  OBI75557  Ribes speciosum Steven A. Junak 1990-5-1 4299 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
  CDA9381  Rigiopappus leptocladus G. F. Hrusa, S. Dubiel 2014-4-25 18533 San Luis Obispo South Coast Ranges; Lynch Cyn Rd. off Interlake Rd. betw. Nacimiento and San Antonio lakes, along Cantinas Creek. 262 Comment
  OBI56732  Rigiopappus leptocladus David J. Keil 1998-6-1 27565 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI36930  Rorippa curvisiliqua Eric Wise 1983-10-25 1867 San Luis Obispo Beck Lake. Approx 1 mi S of Creston Comment
  OBI23037  Rorippa palustris subsp. palustris David J. Keil 1979-10-27 13670 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
  OBI14966  Rorippa palustris subsp. palustris Robert F. Hoover 1947-8-2 7344 San Luis Obispo Near Small Twin Lake S of Arroyo Grande Comment
  OBI57249  Rorippa palustris subsp. palustris David J. Keil 1998-8-19 27943 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  UCR104812  Rosa californica George K. Helmkamp 1997-6-20 2054 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  OBI10022  Rosa californica Robert F. Hoover 1946-8-17 6292 San Luis Obispo Upper Arroyo Grande at County Park Comment
  UC1605722  Rosa spithamea G. F. Hrusa, D. Ragan 1995-6-20 12371 San Luis Obispo along ridge apporximately 1/2 mi e and below summit of Mount Lowe (Black Butte Research Natural Area); Black Butte Research Natural Area 710 Comment
  UCR118319  Rubus armeniacus George K. Helmkamp, E. A. Helmkamp 1998-6-30 4240 San Luis Obispo Central Coast Ranges, Irish Hills, SW of San Luis Obispo, Prefumo Cyn., 3.2 mi SW of Los Osos Valley Rd. 198 Comment
  HSC91500  Rubus parviflorus Susan H. Bicknell 1989-8-8 San Luis Obispo Montano de Oro State Park, MDO 51E Comment
  OBI35354  Rubus ursinus Melody Dickens 1981-4-15 70 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  UC1136206  Rumex acetosella N. K. Carlson 1936-3-19 171 San Luis Obispo 0.9 mi se Callender; Arroyo Grande Quad. 45 Comment
  RSA0065488  Rumex acetosella Mary D'Arche 1981-4-18 81 -4 San Luis Obispo Cambria, 1.3 mi. N on Sunbury S. 15 Comment
  OBI36784  Rumex conglomeratus Eric Wise 1981-6-15 582 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  UCR140142  Rumex conglomeratus George K. Helmkamp 2004-2-6 8242 San Luis Obispo Central Coast, entrance to Oso Flaco Lake, SW of Nipomo 6 Comment
  OBI10843  Rumex crassus Robert F. Hoover 1947-6-28 7280 San Luis Obispo Mouth of Little Pico Crk at edge of lagoon behind sand-bar Comment
  OBI3488  Rumex crispus Lynch 1971-5-15 3 San Luis Obispo Cal Poly campus. Drumm Lake about 20 ft from water Comment
  OBI10828  Rumex crispus Robert F. Hoover 1969-7-19 11499 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  OBI31694  Rumex crispus Smeltzer, Turnquist 1982-4-12 30 San Luis Obispo On the SE side of Laguna lake park from the roadway over to the base of hill Comment
  OBI32952  Rumex kerneri David J. Keil, Kathy Jones 1982-4-4 15811 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  CAS-BOT-BC433614  Rumex kerneri Clare B. Hardham 1958-6-3 3482 San Luis Obispo 6 miles east of Rte 101, Creston Road. Comment
  OBI10820  Rumex salicifolius Robert F. Hoover 1964-8-13 9228 San Luis Obispo Mouth of Morro Crk Comment
  OBI78858  Rumex salicifolius David J. Keil 2013-8-29 32001 San Luis Obispo Morro Bay State Park. South Bay Blvd. at base of Cerro Cabrillo 12 Comment
  OBI82604  Rumex salicifolius David J. Keil, with Kathleen Keil 2016-6-26 33269 San Luis Obispo Santa Rita Road west of Templeton 275 Comment
  CAS-BOT-BC433994  Rumex salicifolius John Thomas Howell 1948-6-15 24380 San Luis Obispo Gillis Canyon se. of Shandon 457 Comment
  RSA756115  Ruppia maritima David J. Keil, Kathleen Keil 2003-9-1 30287 -1 San Luis Obispo Open brackish waters of Morro Bay. Comment
  SBBG118517  Sagina decumbens subsp. occidentalis E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 84 San Luis Obispo Cerro Romualdo, trail from water tower to K-1 Training Area; Camp San Luis Obispo 150 Comment
  SBBG44798  Sagina maxima subsp. crassicaulis R. Hoffmann 1931-5-30 369 San Luis Obispo near coast, Oceano Comment
  OBI78530  Sagittaria latifolia Eric Wise 1982-6-10 1507 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  UCR96385  Salicornia pacifica George K. Helmkamp 1996-9-22 1214 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  RSA0117163  Salix Fred Egelston s.n. San Luis Obispo Montana se Oro SP. 3.2 mi. on Pecho Valley Rd. On Bluff trail. Comment
  OBI9875  Salix babylonica Jay B. Hunt 1955-10-24 s.n. San Luis Obispo Cal Poly, lawn front of Ad. bldg Comment
  OBI9867  Salix breweri Robert F. Hoover 1964-5-13 8825 San Luis Obispo Tassajera Crk Comment
  UC454759  Salix exigua var. hindsiana I. J. Condit 1910-3-28 San Luis Obispo La Panza Comment
  CAS-BOT-BC108247  Salix hindsiana R. F. Hoover 1969-7-13 11469 San Luis Obispo Salinas River bed at Atascadero Comment
  RSA126582  Salix laevigata W. A. Peterson 1937-4-20 725 San Luis Obispo Mouth of Martinez Canyon. 488 Comment
  RSA648951  Salix laevigata Smeltzer, Turnquist 1982-4-21 54 San Luis Obispo Rear parking lot area along NE lake edge in Laguna Lake Park. Comment
  CDA13955  Salix lasiolepis G. F. Hrusa, D. Ragan 1997-8-1 14078 San Luis Obispo South Coast Ranges; Los Padres National Forest; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. Comment
  OBI32231  Salix lasiolepis David J. Keil 1981-6-20 14866 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI37263  Salix lasiolepis Eric Wise 1983-3-10 1696 San Luis Obispo Turri rd about 1 mi E of So. Bay blvd Comment
  POM316413  Salix lasiolepis Philip A. Munz 1925-3-25 9238 San Luis Obispo Morro. Comment
  CAS-BOT-BC107122  Salix lasiolepis Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14050 San Luis Obispo La Panza Range, Fernandez Canyon 487 Comment
  OBI36905  Salix lasiolepis Eric Wise 1983-2-17 1631 San Luis Obispo Orcutt Rd 2.3 mi S of Johnson Ave. SLO Comment
  OBI37212  Salix lasiolepis Eric Wise 1983-2-24 1651 San Luis Obispo A farm pond 3.1 mi S of Nacimiento Dam on G14 Comment
  OBI9823  Salix lasiolepis Eben McMillan 1954-3-9 161 San Luis Obispo 2 mi S of Cholame Comment
  CDA17487  Salsola tragus G. F. Hrusa, P. Akers 2005-9-29 16817 San Luis Obispo Carrizo Plain; S end of Elkhorn Plain. 762 Comment
  CDA17489  Salsola tragus G. F. Hrusa, P. Akers 2005-9-29 16819 San Luis Obispo Carrizo Plain; S end of Elkhorn Plain. 762 Comment
  OBI66237  Salsola tragus David J. Keil 1998-10-9 28138 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
  CAS-BOT-BC180660  Salsola tragus Ernest C. Twisselmann 1969-7-5 15667 San Luis Obispo South River Road, 4 miles south of Paso Robles 182 Comment
  OBI65629  Salvia carduacea G. F. Hrusa 1998-4-26 14265 San Luis Obispo Temblor Range. Low slopes on W side of Temblors 3-4 mi N of Elkhorn Plain. USGS quad Elkhorn Hills 7.5 760 Comment
  RSA475218  Salvia carduacea Aaron Liston 1988-3-21 715 -1 San Luis Obispo Shell Creek Road; 1.6 miles N of Hwy 58. Approx. 22 air miles NE of San Luis Obispo 425 Comment
  UC2027408  Salvia carduacea Greg Wilvert 2005-4-9 202 San Luis Obispo Southeast Half of the Caliente Range. Along Padrones Canyon Road, Comment
  RSA670733  Salvia carduacea Paul C. Silva 1947-3-30 1203 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  OBI55231  Salvia columbariae Greg Frugoli 1997-4-7 16 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres NF (Hwy 58 burn area) 823 Comment
  OBI66126  Salvia columbariae D. R. Miller 1994-4-20 494 -223 San Luis Obispo Pine Mt region. Above Air strip town crk drainage 853 Comment
  UCSB57241  Salvia columbariae Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo At intersection of Hwy 58 and Park Hill Rd; About 5 miles north of Santa Margarita 286 Comment
  CAS-BOT-BC230018  Salvia mellifera R. F. Hoover 1965-5-16 9366 San Luis Obispo Near Jack Lake Comment
  OBI17593  Salvia mellifera Penelope Blackmer 1973-4-30 90 San Luis Obispo Pennington Crk Bio reserve Comment
  OBI31154  Salvia mellifera Julie M. Vanderwier 1978-5-5 6 San Luis Obispo Indian Knob Tar Sands Comment
  OBI72634  Salvia mellifera Wendy Thackery 2002-3-7 29 San Luis Obispo Elfin forest, Los Osos Comment
  RSA175254  Salvia mellifera Robert F. Thorne, P. Everett 1963-4-20 31591 San Luis Obispo ca. 2 miles NW from Cuesta Pass along Cuesta Ridge. Comment
  SD241883  Salvia sonomensis Jay Walker, R. C. Walker 2004-4-20 3161 San Luis Obispo North of San Luis Obispo. Cuesta Ridge Botanical Area. At jct of Cuesta Road and short road to TV towers, 0.2 miles S of TV towers. Comment
  RSA535833  Salvia sonomensis D. A. Young, Steven A. Junak 1989-3-13 1851 San Luis Obispo Along road leading into the eastern end of the Cuesta Ridge Botanical area Comment
  OBI7670  Salvia spathacea Christian Smith 1974-4-14 s.n. San Luis Obispo Poly Cyn Comment
  UC1124879  Salvia spathacea C. M. Belshaw 1936-3-20 1669 San Luis Obispo 2.5 mi wnw Tar Springs Ranch; Nipomo Quad. 152 Comment
  UC1125315  Sambucus mexicana G. T. Nordstrom 1937-5-19 1219 San Luis Obispo 2.8 mi nw Asuncion School; Adelaida Quadrangle Comment
  OBI6656  Sambucus nigra subsp. caerulea Greg Hassen 1975-7-15 28 San Luis Obispo West side of Poly canyon Road in clay soil. Comment
  RSA201630  Sanicula arctopoides Robert F. Hoover 1947-3-8 6657 San Luis Obispo [Unspecified] Comment
  UC754991  Sanicula arctopoides R. F. Hoover 1947-3-8 6657 San Luis Obispo San Simeon Comment
  UC2013174  Sanicula arguta David Keil 1979-7-1 13121 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  UC579499  Sanicula arguta C. M. Belshaw 1936-3-17 1638 San Luis Obispo 2.3 mi nne of Nipomo 289 Comment
  UC639017  Sanicula arguta Bernard Miossi 1940-3-17 210 San Luis Obispo 1 mi n of San Luis Obispo 60 Comment
  OBI75110  Sanicula bipinnata Elizabeth Rudd 1971-4-24 s.n. San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI47100  Sanicula bipinnata Lynne D. Oyler 1986-4-5 382 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres Natl Forest Comment
  SEINET12119486  Sanicula bipinnata I. L. Wiggins 1932-1 5803 San Luis Obispo Bitterwater Valley, between Cholame & Annette Comment
  UC1123180  Sanicula bipinnatifida H. C. Lee 1937-4-29 859 San Luis Obispo 1 mi nnw of Wellsona 213 Comment
  SEINET178384  Sanicula crassicaulis Marcus E. Jones 1882-5-9 2735 San Luis Obispo unspecified Comment
  UC639019  Sanicula crassicaulis B. E. and H. J. Miossi 1940-3-17 216 San Luis Obispo n of San Luis Obispo (California Polytechnic School Canyon); California Polytechnic School Canyon 121 Comment
  UC1022505  Sanicula crassicaulis C. Ritchie Bell March 1952 3 X312 San Luis Obispo w of San Luis Obispo (Steiner Creek); Steiner Creek Comment
  OBI55093  Sanicula hoffmannii L. Constance & Robert F. Hoover, Robert F. Hoover 1950-6-21 3354 San Luis Obispo Near forks of San Simeon Crk, Santa Lucia Range 76 Comment
  SDSU2328  Sanicula hoffmannii D. F. Howe 1967-4-10 4336 San Luis Obispo 7.8 miles north of Cambria. Comment
  OBI77017  Sanicula laciniata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14305 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UC1953232  Sanicula laciniata David Keil 2009-4-30 30599 San Luis Obispo Cambria. Fiscalini Ranch Open Space. Creek to Forest Trail south of Santa Rosa Creek. Comment
  OBI45434  Sanicula laciniata David J. Keil, Malcolm McLeod, and CNPS rare plant committee 1983-5-1 16982 San Luis Obispo Ridge system and coastal terraces between Arroyo de la Cruz and Arroyo de los Chinos Comment
  UC920160  Sanicula maritima L. Constance 1950-4-6 3313 San Luis Obispo w of San Luis Obispo (w base of Cerro Romauldo); Cerro Romauldo 152 Comment
  UCR88343  Satureja douglasii George K. Helmkamp, E. A. Helmkamp 1995-6-20 95-2- 20 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  RSA614183  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 1997-3-8 1420 San Luis Obispo Along CA-58 just W of Navajo Creek (W of Carrizo Plain).Ca. 5 miles south of California Highway 76 on Couser Ranch Rd. onto Lilac Rd. to Wills avocado ranch., (33 deg 15.6 N, 117 deg 6 W) 335 Comment
  CAS-BOT-BC283120  Schedonorus arundinaceus Ernest C. Twisselmann 1963-6-2 8288 San Luis Obispo Grants Lake, Temblor Range and the Western San Joaquin Valley 579 Comment
  CAS-BOT-BC239939  Schismus arabicus Ernest C. Twisselmann 1957-6-16 3665 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI56457  Schismus barbatus David J. Keil, with V. L. Holland 1999-4-27 28265 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  OBI43536  Schoenoplectus americanus Eric Wise 1981-5-14 311 San Luis Obispo Sweet Springs marsh. NW of 4th and Ramona, Los Osos Comment
  SD75732  Schoenoplectus americanus D. W. Taylor 1970-6-22 T 70 116 San Luis Obispo Abundant at margin of bay above high-tide line, sout end of Morro Bay, 800' W 2600' N. Comment
  OBI35205  Schoenoplectus californicus Eric Wise 1982-5-1 1441 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI79849  Schoenoplectus californicus David J. Keil 2012-7-26 31476 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
  RSA0021827  Schoenoplectus maritimus David J. Keil 2012-7-26 31473 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 0 Comment
  OBI43618  Schoenoplectus pungens Eric Wise 1982-4-28 1397 San Luis Obispo Little Morro Crk, Morro Bay Comment
  OBI43610  Schoenoplectus pungens var. longispicatus Eric Wise 1983-10-16 1820 San Luis Obispo Ortega Spring. One mi S of Hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieta Cyn. 2 collections: one at Spring with cattle feeding and the other about 1/4 mi closer to road Comment
  UC1100784  Scirpus cernuus Malcolm A. Nobs, S. Galen Smith 1949-6-22 823 a San Luis Obispo 3 mi s Pismo Beach (marshes in the sand dunes at Oceano); s of Pismo Beach, Oceano Comment
  UC1146319  Scirpus cernuus R. F. Hoover 1965-5-22 9406 San Luis Obispo among pines n Cambria Comment
  UC570492  Scirpus cernuus William S. Cooper 1933-8-21 33 -129 San Luis Obispo near Santa Maria; Oso Flaco Lake, near Santa Maria Comment
  OBI83056  Scrophularia californica David J. Keil, Travis Belt and Barrett Holland 2016-3-10 33568 San Luis Obispo Southern Foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 1 15 Comment
  CAS-BOT-BC61944  Selaginella Clare B. Hardham 1958-12-25 2840 San Luis Obispo Black Mountain Comment
  OBI15545  Senecio aphanactis Robert F. Hoover 1967-4-20 10495 San Luis Obispo 4 mi E of Creston on La Panza rd Comment
  CAS-BOT-BC327408  Senecio astephanus H. Bryan Reed 1940-5-26 s.n. San Luis Obispo Unspecified Comment
  JEPS100244  Senecio blochmaniae Dean W. Taylor with Alison Colwell 2002-9-26 18446 San Luis Obispo Oso Flaco Lake, dunes just north from the beach access boardwalk, Pismo Dunes State Park 6 Comment
  SBBG43541  Senecio blochmaniae L. W. Edge -Nov-1971 San Luis Obispo N of Oso Flaco Lake Comment
  SBBG62585  Senecio blochmaniae R. Hoffmann 1931-5-30 San Luis Obispo Oceano Comment
  RSA34132  Senecio blochmaniae E. K. Balls, Percy C. Everett 1953-10-18 18700 San Luis Obispo 0.5 miles south of city limit of Pismo Beach, Hwy 1 3 Comment
  JEPS99108  Senecio californicus Clare B. Hardham 1958-2-13 2811 San Luis Obispo 11.0 mi E of Cambria (Templeton Road); Santa Lucia Mountains Comment
  OBI29287  Senecio douglasii var. douglasii David J. Keil 1980-9-15 14190 San Luis Obispo Avenales Wildlife Area along Shell Creek Rd ca. 1.3 mi N of Calif rte 58. Comment
  OBI23208  Senecio douglasii var. douglasii Pat Hawkins 1979-11-20 5 San Luis Obispo 2.4 mi W on Rocky cyn rd. 2.5 mi S of Creston 457 Comment
  OBI77040  Senecio flaccidus George Butterworth 2011-12-6 860 San Luis Obispo Chimineas. Sand ridge 570 Comment
  OBI80414  Senecio flaccidus David J. Keil 1978-8-10 12963 San Luis Obispo Top of Cuesta Ridge, west side, between Cuesta Botanical Area and end of paved road. 770 Comment
  SD37503  Senecio flaccidus var. douglasii Edith A. Purer 1931-8-6 San Luis Obispo Oceano Comment
  RSA792871  Senecio flaccidus var. douglasii E. Painter 2001-7-24 CR- 257 San Luis Obispo South side of Boy Scout Road, above Nacimiento River. 190 Comment
  OBI32357  Senecio glomeratus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15942 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  OBI70132  Senecio sylvaticus David J. Keil 2009-3-1 30565 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. Residential area. 60 Comment
  OBI77591  Senecio vulgaris David J. Keil, Melissa Luckow 1981-7-3 14974 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  CAS-BOT-BC364619  Senecio vulgaris John Thomas Howell 1964-6-29 40799 San Luis Obispo Cambria Comment
  SBBG16988  Sesuvium verrucosum C. B. Hardham, C. Butterworth 1960-6-27 6336 San Luis Obispo Silver Lake S of Creston; Huerhuero River Comment
  OBI75761  Setaria David J. Keil 2011-7-4 31056 San Luis Obispo San Luis Obispo. 1565 Descanso Drive (between Los Osos Valley Road and Del Rio Ave. Comment
  OBI22223  Setaria verticillata Ernest C. Twisselmann 1953-9-9 761 San Luis Obispo Temblor Range and W San Joaquin Valley. Chris Twisselmann Ranch: E San Luis Obispo County 637 Comment
  UC1296152  Sibara virginica R. F. Hoover 1947-3-29 6792 San Luis Obispo on Shandon Road 1 mi from Creston; 1 mi from Creston Comment
  OBI72924  Sidalcea diploscypha David J. Keil 1988-6-23 20806 San Luis Obispo Morro Bay-hillsides between Little Morro Creek Road and South Bay Blvd, north of Highway 1 Comment
  CAS-BOT-BC205504  Sidalcea hickmanii subsp. anomala Clare B. Hardham 1958-5-3 3169 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  UC1124970  Sidalcea malviflora subsp. laciniata H. C. Lee 1936-3-25 537 San Luis Obispo 0.75 mi se Pismo; San Luis Obispo National Forest, Arroyo Grande Quad. 30 Comment
  SBBG109672  Sidalcea malviflora subsp. laciniata C. B. Hardham 1959-4-23 4303 San Luis Obispo 1.5 mi S of Santa Barbara Rd, Atascadero Comment
  OBI28912  Silene antirrhina Melissa Luckow, Rhonda Riggins 1982-5-14 871 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd Comment
  UCR95924  Silene gallica George K. Helmkamp 1996-9-22 1207 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  CAS-BOT-BC174943  Silene laciniata Alice Eastwood 1927-7-29 14951 San Luis Obispo Morro Sands Comment
  OBI19465  Silene laciniata subsp. laciniata Robert F. Hoover 1950-6-21 8024 San Luis Obispo San Simeon Crk just below forks Comment
  OBI35434  Silene laciniata subsp. laciniata Melody Dickens 1980-5-30 22 San Luis Obispo Morro Rock, Morro Bay. Various locations entire area Comment
  UCSB39921  Silene laciniata subsp. laciniata Shaw, J. 1982-7-1 San Luis Obispo Along Perfumo Canyon Road; 1.0 miles south of Los Osos Valley Road, in San Luis Obispo 60 Comment
  JEPS25259  Silene laciniata subsp. major G. Thomas Robbins with John Weiler 1959-8-8 4145 San Luis Obispo about 1 1/2 mi se Oso Flaco Lake; se of Oso Flaco Lake 15 Comment
  OBI15473  Silybum marianum P. J. Justen 1966-4-29 18 San Luis Obispo W side of Cal Poly's swine unit Comment
  OBI15168  Sinapis arvensis Bety Hoover 1962-2-22 38 San Luis Obispo Between Edna and Pismo Beach Comment
  RSA586068  Sinapis arvensis M. D. Proctor, E. A. Young 1993-3-20 ROB 0272 San Luis Obispo 0.5 km NE of Chorro Res., Camp San Luis Obispo. Comment
  OBI33849  Sisymbrium irio Melissa Luckow, With CNPS 1981-4-18 680 San Luis Obispo Just S of Soda Lake Comment
  OBI31563  Sisymbrium officinale Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 439 San Luis Obispo American Cyn campground 530 Comment
  OBI57218  Sisymbrium orientale David J. Keil, with Kathleen A. Keil 1998-4-4 26567 San Luis Obispo Carrizo Plain N of Soda Lake. Along Belmont Trail, from junction with Seven Mile Rd., about 1 mi. W. Comment
  OBI27562  Sisyrinchium bellum Melinda Doud 1976-4-30 12 San Luis Obispo Poly cyn Comment
  SBBG94115  Sisyrinchium bellum S. A. Junak 1989-4-27 3984 San Luis Obispo W Cuesta Ridge, along N side of main rd (USFS Rd 29S11.3), ca. 2 mi W of E boundary sign, ca. 5 mi W of Highway 101 810 Comment
  SBBG95523  Sisyrinchium bellum D. Keil, M. McLeod 1983-5-1 16957 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI3898  Sisyrinchium bellum Elizabeth Rudd 1971-5-16 259 San Luis Obispo 274 Comment
  OBI54039  Sisyrinchium bellum David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1941 San Luis Obispo 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical area, along rd Comment
  UC454431  Smilacina racemosa Unangst and Roadhouse 1906-4-21 San Luis Obispo See Canyon Comment
  RSA377729  Smilacina stellata var. sessilifolia Russell S. Woglum 1940-4-20 2629 San Luis Obispo West of Templeton on road to Cambria (State Highway 46) Comment
  UCR250553  Solanum americanum Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7219 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes. Guadalupe-Nipomo Dunes National Wildlife Refuge, north edge of Refuge, at parking lot and sand dune interface 14 Comment
  CDA13960  Solanum douglasii G. F. Hrusa, D. Ragan 1997-8-1 14074 San Luis Obispo South Coast Ranges; Los Padres National Forest; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. Comment
  OBI19384  Solanum douglasii D. Waive Stager 1972-8-21 42 San Luis Obispo Shark's Inlet, Montana de Oro State Park Sand Spit [On lable as Morro Bay State Park) 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
  UC455605  Solanum douglasii I. J. Condit Mar., 1905 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC156842  Solanum umbelliferum E. Zimmerman 1966-4-8 15 San Luis Obispo Perfumo Canyon Comment
  CAS-BOT-BC157500  Solanum umbelliferum R. F. Hoover 1947-3-26 6756 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC236436  Solanum umbelliferum John Thomas Howell 1939-10-13 4493 San Luis Obispo Coastal hills, 2 1/2 miles n. of Cambria Comment
  RSA427466  Solanum umbelliferum R. S. Woglum 1938-5-15 1714 San Luis Obispo Paso Robles to Cayucos road, through mountains. Comment
  UC456220  Solanum umbelliferum I. J. Condit 1907-12-22 San Luis Obispo San Luis Mountain Comment
  OBI27602  Solanum xanti Melinda Doud 1976-4-20 8 San Luis Obispo Clark Cyn 91 Comment
  OBI50386  Solanum xanti Lynne Dee Oyler, David J. Keil 1988-6-23 532 San Luis Obispo Upper Perfumo Cyn Rd near sumit Comment
  SBBG86615  Solidago confinis C. F. Smith 1958-8-2 5834 San Luis Obispo Dune Lakes S of Oceano Comment
  CAS-BOT-BC339771  Solidago guiradonis R. F. Hoover 1967-9-16 10872 San Luis Obispo 1 mi. n. of Oso Flaco Lake Comment
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May 23 2020
  UCR29427  Solidago occidentalis David J. Keil 1981-11-11 15673 San Luis Obispo Central Coast, Arroyo de la Cruz north of San Simeon. Along south side of the Arroyo Comment
  CAS-BOT-BC365742  Solidago spathulata R. W. Summers 1897-8-10 396 San Luis Obispo Pecho sand hills Comment
  UC91169  Soliva sessilis K. Brandegee June 1888 San Luis Obispo San Simeon Comment
  CAS-BOT-BC374485  Sonchus asper Clare B. Hardham 1957-5-12 1916 San Luis Obispo Santa Lucia Mountains. Trail to Green's Lake Comment
  CAS-BOT-BC374488  Sonchus asper T. Winfield 1974-8-28 1178 San Luis Obispo Near Morro Bay, PG&E power plant Comment
  UC1125828  Spergula arvensis subsp. arvensis N. K. Carlson 1936-3-18 133 San Luis Obispo 0.6 mi. s.-s.w. Picacho (Plot 2); Arroyo Grande Quad. Comment
  OBI17388  Spergularia bocconi Robert F. Hoover 1964-7-11 9187 San Luis Obispo Shell Beach Comment
  SBBG94326  Spergularia bocconi T. J. Ayers with S. Junak 1989-6-22 767 San Luis Obispo slopes below TV towers at eastern edge of Botanical Area, ca. 2.7 mi W of Hwy 101 just E of West Cuesta Ridge Rd Comment
  CAS-BOT-BC390195  Spergularia bocconi John Thomas Howell 1964-6-29 40816 San Luis Obispo Cambria Comment
  CAS-BOT-BC390198  Spergularia bocconi R. F. Hoover 1964-7-11 9187 San Luis Obispo Shell Beach Comment
  SBBG113555  Spergularia macrotheca C. B. Hardham 1957-11-19 2767 San Luis Obispo Piedras Blancas Comment
  UC1614378  Spergularia macrotheca Charles M. Belshaw 1936-3-23 1702 San Luis Obispo vicinity San Luis Obispo Comment
  SBBG113942  Spergularia marina C. B. Hardham 1971-4-15 18020 San Luis Obispo Creston Lakes, (Lindquist Ranch), S of Creston Comment
  OBI17380  Spergularia rubra Robert F. Hoover 1947-8-2 7348 San Luis Obispo Near Small Twin Lake, S of Arroyo Grande Comment
  OBI82072  Spiranthes romanzoffiana David Keil 1993-1 San Luis Obispo Comment
  RSA770022  Sporobolus cryptandrus David J. Keil 2000-5-31 28792 San Luis Obispo Highway 46 between Cambria and Paso Robles, about 12 miles east from junction with Highway 1 Comment
  OBI31803  Stachys ajugoides Turnquist, Smeltzer 1982-7-23 175 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  OBI80442  Stachys ajugoides David J. Keil 1992-1 22877 San Luis Obispo Laguna Lake Park. 170 Comment
  UC76378  Stachys ajugoides var. ajugoides Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  UCR115795  Stachys bullata George K. Helmkamp, E. A. Helmkamp 2000-4-19 5366 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  UCR118360  Stachys bullata George K. Helmkamp, E. A. Helmkamp 1998-6-30 4235 San Luis Obispo Central Coast Ranges, Irish Hills, SW of San Luis Obispo, Prefumo Cyn., 3.2 mi SW of Los Osos Valley Rd. 198 Comment
  SEINET6982898  Stachys bullata W. P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo About 0.1 mile about trestle north of San Luis Obispo. Comment
  SBBG133023  Stachys pycnantha D. Keil 2000-9-7 s.n. San Luis Obispo Santa Margarita Ranch Comment
  CAS-BOT-BC60963  Stanleya pinnata var. pinnata Ernest C. Twisselmann 1954-5-1 1137 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Spring, Associated Canyon, 5 miles east of Simmler. 670 Comment
  CDA42254  Stebbinsoseris heterocarpa G. F. Hrusa, M. Pitcairn 2015-4-13 18611 San Luis Obispo Carrizo Plain; Carrizo Plain. N. end. Side of Sprague Rd. a continuation of 7 Mi. Rd. 685 Comment
  OBI64584  Stebbinsoseris heterocarpa David J. Keil, with V. L. Holland 2003-4-7 30120 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  CDA3545  Stellaria media G. K. Helmkamp 2004-2-7 8260 San Luis Obispo Central Coast; SE of Oceano along Halcyon Rd., just E of Mesa View Dr. Comment
  CAS-BOT-BC394047  Stellaria media Clare B. Hardham 1956-3-20 229 San Luis Obispo Oak Flat - Wooded Canyon; Santa Lucia Mountains Comment
  OBI47419  Stellaria nitens David J. Keil 1981-4-9 14291 San Luis Obispo 2.5 mi beyond Shell Crk along State hwy 58 Comment
  OBI37595  Stellaria nitens David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15785 San Luis Obispo Vicinity of Amer Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  OBI55346  Stellaria pallida David J. Keil 1998-4-27 26923 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  RSA42999  Stephanomeria cichoriacea Robert F. Hoover 1947-10-11 7409 San Luis Obispo Old Creek near Cayucos Comment
  UC771700  Stephanomeria elata R. F. Hoover 1946-8-8 6278 San Luis Obispo n end Morro Bay Comment
  POM292646  Stephanomeria elata Lyman Benson 1937-10-17 8543 San Luis Obispo West of McKittrick, Kern Co. L[ine]; Mt. Range: Temblor. 854 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
  JEPS35350  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-14 9260 San Luis Obispo Jack Lake Comment
  OBI72968  Stephanomeria exigua subsp. carotifera Ann Cochran 1986-7-26 41 San Luis Obispo Area around fire station. T30s, R18E, sec 13 579 Comment
  UCD136297  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6931 San Luis Obispo San Luis Obispo County: near Pismo Beach State park, Grover City. Between railroad tracks and Route 1. 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
  CAS-BOT-BC375393  Stephanomeria exigua subsp. coronaria Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  SEINET196441  Stephanomeria exigua subsp. coronaria R. F. Hoover 1946-9-15 6411 San Luis Obispo San juan River crossinfg on Pozo Simmler road Comment
  OBI73240  Stephanomeria pauciflora David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30747 San Luis Obispo Carrizo Plain west -southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  SBBG88404  Stephanomeria pauciflora C. F. Smith 1957-8-8 5609 San Luis Obispo ca. 1 mi E of turnoff to Maricopa (St Hwy 166), Cuyama Valley Comment
  UCR132042  Stephanomeria virgata subsp. pleurocarpa George K. Helmkamp 2003-7-29 8042 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UCR185198  Stipa pulchra Michael Honer 2002-4-28 1623 San Luis Obispo Santa Ynez-Santa Maria Basin, Coastal Plains; Approx. 4 mi. SE of Arroyo Grande, along Hwy 101 91 Comment
  SBBG72125  Streptanthus albidus subsp. peramoenus M. M. Miles 1888-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC195897  Streptanthus albidus subsp. peramoenus Ira J. Condit June 1912 San Luis Obispo San Carpojo Canyon Comment
  CAS-BOT-BC87174  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1949-4-26 7634 San Luis Obispo Mouth of Poly Canyon. Comment
  PASA2060  Streptanthus lemmonii 1929-5-5 San Luis Obispo Hills east of Cambria Comment
  RSA522554  Stuckenia pectinata E. Wise 1981-7-10 930 San Luis Obispo Atascadero Lake. Comment
  RSA586570  Stuckenia pectinata M. D. Proctor, E. A. Young 1993-4-17 ROB 0461 San Luis Obispo Pond northwest of Chorro Res. Comment
  UC1284940  Stylocline gnaphaloides R. F. Hoover 1947-3-26 6748 San Luis Obispo just s Price Canyon Comment
  UC581172  Stylocline gnaphaloides H. L. Mason 1935-3-31 8250 San Luis Obispo Cholame Valley Comment
  OBI73217  Stylocline masonii David J. Keil 2010-4-27 30723 San Luis Obispo La Panza Mountains. Ca. 0.25 miles north of Highway 58 along Shell Creek Road. 420 Comment
  UC581171  Stylocline masonii H. L. Mason 1935-3-30 8252 San Luis Obispo Cholame Valley Comment
  UC496110  Stylomecon heterophylla Mrs. Frank Hatch 1932-4-4 San Luis Obispo hillsides near Paso Robles Comment
  CAS-BOT-BC422999  Stylomecon heterophylla Ernest C. Twisselmann 1954-4-17 1065 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: hill above spring lake 670 Comment
  PASA286  Symphoricarpos albus 1928-5-5 San Luis Obispo Along S. Rita Lake Comment
  UCR118336  Symphoricarpos mollis George K. Helmkamp, E. A. Helmkamp 2000-9-2 5974 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon, 2.2 mi west of Los Osos Valley Road 137 Comment
  CAS-BOT-BC99117  Symphyotrichum chilense Ernest C. Twisselmann 1966-8-23 12721 San Luis Obispo Temblor Range and the Western San Joaquin Valley - Loffaly Spring, Dorothy Twisselmann Ranch 640 Comment
  CAS-BOT-BC99080  Symphyotrichum chilense Ella Dales Cantelow 1938-12-16 s.n. San Luis Obispo N. of San Simeon Comment
  UC86842  Symphyotrichum spathulatum E. Palmer, M. D. Jun 1876 178 San Luis Obispo Coast Range N of S. L. Obispo 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
  CAS-BOT-BC109476  Systenotheca vortriedei Clare B. Hardham 1961-5-26 7135 San Luis Obispo Santa Lucia Mountains. Frankling Creek west of Adelaide. Comment
  UC2027238  Tanacetum parthenium David J. Keil 2013-7-6 31825 San Luis Obispo San Luis Range. Prefumo Canyon Road. Creek bottom just upstream of bridge 3. Comment
  UC454561  Taraxia ovata I. J. Condit 1908-4-4 San Luis Obispo Osos Valley Comment
  UCSB30418  Taraxia ovata Krasner, Larry 1975-4-18 San Luis Obispo North end of Bridge S; off of Cambria Rd; Cambria 91 Comment
  OBI8739  Tauschia hartwegii Robert F. Hoover 1964-6-5 8931 San Luis Obispo Summit of main ridge W of upper Lopez Cyn Comment
  SBBG95637  Tauschia hartwegii D. Keil, R. Riggins, R. Pimentel, M. Stiles, J. Tomassacci 1987-5-17 20159 San Luis Obispo Cuesta East past end of rd along fire trail in area burned by both the Gay Mtn fire and the Las Pilitas fire Comment
  CAS-BOT-BC399678  Thalictrum fendleri Alice Eastwood; John Thomas Howell 1937-5-1 4170 San Luis Obispo Reservoir Canyon near San Luis Obispo Comment
  OBI78455  Thalictrum fendleri David J. Keil, Eric Wise 1981-5-25 14805 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  CAS-BOT-BC399675  Thalictrum fendleri Mrs. R. W. Summers No date on label s.n. San Luis Obispo S. Lucia Mts., S.L.O. Comment
  OBI28323  Thalictrum fendleri Lori Blain 1982-5-9 20 San Luis Obispo 2 mi S on Clark Valley Rd along Los Osos Crk 305 Comment
  CHSC64127  Thalictrum fendleri var. polycarpum B. Castro; L. Archambault 1989-3-11 291 San Luis Obispo Ca 2 mi SSW of Santa Margarita, ca 1 mi NE of Hwy 101 at Cuesta Pass. 609 Comment
  CAS-BOT-BC207191  Thinopyrum intermedium subsp. intermedium Ernest C. Twisselmann 1956-6-28 3018 San Luis Obispo Chris Twisselmann Ranch - Temblor Range and the Western San Joaquin Valley 670 Comment
  CAS-BOT-BC197405  Thinopyrum junceum R. F. Hoover 1947-7-18 7309 San Luis Obispo Oceano Beach Comment
  CDA15171  Thysanocarpus curvipes G. F. Hrusa 1998-4-27 14279 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  SBBG2608  Thysanocarpus curvipes C. B. Hardham 1959-4-3 4166 San Luis Obispo between San Antonio and Nacimiento, near Dam Rd Comment
  OBI69710  Thysanocarpus laciniatus Larry Kandarian 2006-4-17 s.n. San Luis Obispo Cholame Comment
  OBI82238  Torilis arvensis David J. Keil, with V. L. Holland 2015-5-11 33181 San Luis Obispo Arroyo Grande, 400 Aloma Way 90 Comment
  UCR18514  Torilis arvensis O. F. Clarke 1978-7-15 s.n. San Luis Obispo Santa Lucia Range, Cerro Alto Campground on the East Fork of Morro Creek c. 8 mi NE of Morro Bay 366 Comment
  OBI3476  Toxicodendron diversilobum Frank V. Westerlund 1965-5-23 6 San Luis Obispo Along road in Perfumo Canyon, 6 mi in. Comment
  UCD139819  Toxicoscordion brevibracteatum Kenneth Yeargan 1972-3-23 P 28 San Luis Obispo San Luis Obispo County: just south of Highway 58, 20 miles east of Santa Margarita. Comment
  OBI56822  Tragopogon dubius David J. Keil 1998-6-10 27739 San Luis Obispo Santa Margarita, downtown area along Hwy 58. Comment
  OBI56821  Tragopogon porrifolius David J. Keil 1998-6-10 27738 San Luis Obispo Santa Margarita, downtown area along Hwy 58. Comment
  RSA0040394  Trichostema lanatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6294 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  UC1137565  Trichostema lanatum G. T. Nordstrom 1937-5-16 1247 San Luis Obispo 2.6 mi S of Chimney Rock 579 Comment
  UCR103956  Trichostema lanatum George K. Helmkamp 1997-6-21 2070 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  UC716207  Trichostema lanatum Roxana S. Ferris 1939-6-2 9766 San Luis Obispo 13 mi E of Paso Robles (on the Paso Robles - Adelaide road) Comment
  OBI13427  Trichostema lanceolatum Robert F. Hoover 1965-9-19 9613 San Luis Obispo La Panza district Comment
  OBI13429  Trichostema lanceolatum Robert F. Hoover 1965-9-19 9629 San Luis Obispo Carrizo Plain on W side of Soda Lake Comment
  OBI75277  Trichostema lanceolatum David J. Keil, with George Butterworth 2011-9-23 31099 San Luis Obispo Carrizo Plain. Soda Lake Road, just south of junction of Soda Lake Road with road to A.F. Traver Ranch 670 Comment
  RSA318953  Trifolium Patricia Wilder 1965-4-10 1858 San Luis Obispo Canyon along Tassajara Creek, NW of Cuesta summit. 427 Comment
  OBI64816  Trifolium albopurpureum David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29413 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  UC1129944  Trifolium albopurpureum var. albopurpureum P. L. Johannsen 1937-4-10 1022 San Luis Obispo 1 3/4 mi s Spanish Ranch; McKittrick quadrangle 518 Comment
  UCR123179  Trifolium angustifolium George K. Helmkamp, E. A. Helmkamp 2002-4-19 7419 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI64858  Trifolium bifidum David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29421 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  UCR32065  Trifolium bifidum var. decipiens David J. Keil 1982-5-8 15974 San Luis Obispo Central Coast, 4.4 mi east of junction with Santa Rosa Creek Road on dirt road leading to Cypress Mtn via Steiner Creek 687 Comment
  UC1549459  Trifolium depauperatum var. amplectens Barbara Ertter with D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6850 San Luis Obispo 7 air mi n San Simeon (Arroyo de la Cruz, 1 mi from Hwy 1); Hearst Ranch Comment
  JEPS65733  Trifolium depauperatum var. truncatum W. L. Jepson 1927-4-26 11960 San Luis Obispo La Cuesta Pass Santa Lucia Mtns 484 Comment
  UC52167  Trifolium fucatum Rev. R. W. Summers 1886-4-21 181 San Luis Obispo San Luis Mtn Comment
  RSA139949  Trifolium fucatum var. fucatum Clare B. Hardham 5320 San Luis Obispo Rte. 41, along Santa Rosa Cr. Comment
  SBBG95500  Trifolium glomeratum D. Keil 1983-5-22 17072 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon, just S of bridge on E side of Hwy 1 Comment
  OBI72096  Trifolium gracilentum Michael Walgren 2010-4-6 99 San Luis Obispo San Simeon State Park on W side of hwy 1, between two unnamed drainages. Approx .67 mi S of Arroyo Hondo and 1.05 mi N of Arroyo de los Chinos Comment
  UC866785  Trifolium gracilentum Marcus E. Jones 1882-5-8 2675 San Luis Obispo San Luis Obispo Comment
  POM21423  Trifolium grayi R. W. Summers 1886-4-1 s.n. San Luis Obispo Santa Margarita Comment
  OBI12676  Trifolium grayi Robert F. Hoover 1952-4-8 8069 San Luis Obispo Pozo (1 mi W) Comment
  OBI72364  Trifolium hirtum Anthony Baniaga 2010-3-31 86 San Luis Obispo End of Zenon Rd at entrance to Black Lake Cyn, on the Nipomo mesa, Choin property 46 Comment
  UCR122471  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 1998-5-20 3897 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  UCD39113  Trifolium incarnatum Beecher Crampton 1964-5-21 7010 San Luis Obispo San Luis Obispo County: 2 miles east of Creston. Oak Valley Farm. Comment
  UCR122464  Trifolium incarnatum George K. Helmkamp, E. A. Helmkamp 1998-5-20 4005 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  UC866858  Trifolium macraei Marcus E. Jones 1882-5-9 3334 San Luis Obispo San Luis Obispo