Search Results — 2000 specimen records retrieved (1163 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI78312  Abronia latifolia Helen Jones 1981-5-5 74 San Luis Obispo Piedras Blancas Point, just above the mean high tide mark Comment
  UC1532794  Abronia latifolia Robert F. Thorne 1968-6-7 37757 San Luis Obispo w of Oso Flaco Lake (between Oceanok and Guadalupe); Oso Flaco Dunes 10 Comment
  RSA0025776  Abronia latifolia Austin P. Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes. On beach front, ca. 3 miles S Oso Flaco Creek. 20 Comment
  OBI53831  Abronia maritima Arthur W. Hazebrook 1993-1-9 192 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and crk areas, and adj pioneer dunes Comment
  OBI82430  Abronia maritima David J. Keil 2015-9-29 33431 San Luis Obispo Pismo Beach north of Pismo Pier 5 Comment
  NY342000  Abronia minor E. Palmer 1876-7-10 521 San Luis Obispo McGinnis Farm; near San Luis Obispo Comment
  OBI28766  Abronia pogonantha Melissa Luckow, With CNPS 1981-4-18 661 San Luis Obispo Shell Crk Rd, 2 mi from jctn with hwy 58 Comment
  CAS-BOT-BC229438  Abronia umbellata Alice Eastwood 1927-4-8 14335 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  UCR6159  Abronia umbellata C. M. Bringle 1967-3-20 B670320- 28 San Luis Obispo near Lake Laguna on north side of Los Osos Road, at junction with Buckskin Drive. Edge of pavement on W side of Buckskin 91 Comment
  CAS-BOT-BC229439  Abronia umbellata Alice Eastwood; John Thomas Howell 1936-5-6 2230 San Luis Obispo Morro sands Comment
  OBI6175  Abronia umbellata var. umbellata D. Waive Stager 1972-8-7 25 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  UC1285065  Acacia longifolia R. F. Hoover 1948-2-12 7417 San Luis Obispo near Callender Railroad siding Callender Comment
  UCR161900  Acacia longifolia George K. Helmkamp, E. A. Helmkamp 2005-2-12 8896 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, 765 Mesa View Drive, along Calif. Highway 1, 0.3 mi south of Mesa View Drive SE of Oceano/Arroyo Grande 79 Comment
  CDA3978  Acacia melanoxylon David J. Keil 1985-3-26 18481 San Luis Obispo Lodge Hill subdivision area of Cambria. 0 Comment
  RSA522500  Acer macrophyllum David J. Keil, Melissa Luckow 1982-3-7 15694 San Luis Obispo Between Santa Margarita and Cuesta summit along US 101, at turnout to bicycle path just north of Cuesta summit. Comment
  OBI6633  Achillea millefolium Greg Hassen 1975-6-24 3 San Luis Obispo In Poly Cyn [Cal Poly SLO]; growing above dump Comment
  CAS-BOT-BC28746  Achillea millefolium Mary Page Ingalls 1918-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  OBI17139  Achillea millefolium Robert F. Hoover 1946-10-20 6524 San Luis Obispo near Callender RR siding Comment
  UC532081  Achnatherum speciosum David D. Keck 1934-4-26 2813 San Luis Obispo 10 mi w on road to La Panza Simmler Comment
  OBI25043  Achyrachaena mollis David J. Keil, Dirk Walters 1980-4-26 13902 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI47561  Achyrachaena mollis David J. Keil, Rhonda Riggins & Kathryn Bay 1986-4-26 19225 -2 San Luis Obispo E flank of La Panza MTs. 2.05 mi E of San Juan Crk bridge along hwy 58. T29S, R17E, NW corner of sect 26 Comment
  OBI78043  Acmispon brachycarpus Danielle DeRome 1995-4-1 419561 San Luis Obispo Poly Cyn on a firebreak or rd above the RR tracks Comment
  OBI80250  Acmispon brachycarpus David J. Keil 1978-3-25 1270 San Luis Obispo Irving Ranch. Comment
  CHSC114047  Acmispon heermannii var. orbicularis Richard R. Halse 2012-3-26 8435 San Luis Obispo Along State Hwy 1, ca 2 miles south of SanSimeon, just south of where San Simeon Creek enters the Pacific Ocean. 3 Comment
  SBBG3469  Acmispon junceus C. B. Hardham 1959-2-25 4034 San Luis Obispo S end of Morro Bay Comment
  OBI79427  Acmispon maritimus David J. Keil, with Mike Walgren & Lisa Andreano 2013-5-1 31775 San Luis Obispo Montana de Oro State Park. Slopes north of Coon Creek, burned over in fall 2012 controlled burn/wildfire 100 Comment
  SBBG54862  Acmispon maritimus var. maritimus R. F. Hoover 1967-4-15 10450 San Luis Obispo cyn just W of Cottonwood Cyn bridge Comment
  OBI13011  Acmispon strigosus Robert F. Hoover 1967-4-16 10471 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  OBI54420  Acmispon strigosus Matthew Arterburn 1997-4-8 33 San Luis Obispo 1.3 mi on Red Hill rd off Hwy 58 Comment
  SBBG118079  Acmispon strigosus J. Clark, M. Petroelje 1998-4-22 San Luis Obispo 2.3 mi N of Chorro Crk Rd from California Mens Colony; Camp San Luis Obispo; LCTA Plot 330 312 Comment
  UCD104411  Acmispon strigosus G. F. Hrusa 1995-5-28 12216 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Top of Ridge 2, E of Peak 2. Comment
  OBI31101  Acourtia microcephala Julie M. Vanderwier 1979-8-17 190 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG2085  Actaea rubra C. B. Hardham 1957-4-19 1684 San Luis Obispo Paso Robles Crk, York Mtn Rd, W of Templeton Comment
  OBI23021  Adenostoma fasciculatum Robert J. Rodin 1962-5-8 6859 San Luis Obispo On ridge 4 mi SE of Cuesta Summit on hwy 101 Comment
  CAS-BOT-BC69608  Adiantum capillus-veneris Clare B. Hardham 1958-1-2 2784 San Luis Obispo 1/2 mi. n. of San Carpojoro. Comment
  CDA34891  Aegilops triuncialis David J. Keil 2000-5-31 287890 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 8.5 miles east from the junction with Highway 1. 0 Comment
  UC456099  Agastache urticifolia I. J. Condit 1908-5-30 San Luis Obispo Lopez Canyon Comment
  RSA0051687  Agastache urticifolia L. Haines 1958-5-30 s.n. San Luis Obispo S. Santa Lucia Mountains. 182 Comment
  CAS-BOT-BC29368  Ageratina adenophora Ernest C. Twisselmann 1959-4-10 5030 San Luis Obispo Irish Hills: See Canyon 106 Comment
  SBBG113566  Agoseris grandiflora C. B. Hardham 1960-6-1 5962 a San Luis Obispo Pine Mtn 914 Comment
  OBI72279  Agoseris heterophylla Anthony Baniaga, Theo Fitanides 2010-3-27 65 b San Luis Obispo Tierra Redonda BLM ACEC 366 Comment
  UCR159229  Agoseris heterophylla George K. Helmkamp, E. A. Helmkamp 2005-4-22 9389 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  OBI17131  Agoseris heterophylla var. cryptopleura Robert F. Hoover 1967-4-8 10377 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  OBI29234  Agoseris heterophylla var. cryptopleura David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14527 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI47119  Agoseris heterophylla var. heterophylla Lynne Dee Oyler 1986-3-25 400 e San Luis Obispo Agua Escondido, USFS blue oak study area. N slope and hilltop NE of Arroyo Grande Comment
  OBI17122  Agoseris hirsuta Robert F. Hoover 1950-5-30 7937 San Luis Obispo Cambria Comment
  OBI17126  Agoseris retrorsa Robert F. Hoover 1950-5-6 7872 San Luis Obispo E slope of La Panza range Comment
  OBI80452  Agrostis exarata David J. Keil 1985-6-19 18923 San Luis Obispo Cultivated field east of Eto Lake. 10 Comment
  RSA749087  Agrostis exarata var. monolepis David J. Keil, Jill Bushakra 2001-6-14 29544 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Serpentenite parent material. 800 Comment
  UC1153396  Agrostis hooveri R. F. Hoover 1964-6-5 8923 San Luis Obispo ridge se Cuesta Pass Comment
  CAS-BOT-BC138960  Agrostis pallens R. F. Hoover 1947-7-16 7306 San Luis Obispo Price Canyon. Comment
  UCR134449  Agrostis viridis George K. Helmkamp 2003-9-26 8185 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  OBI22826  Ailanthus altissima Jay B. Hunt 1955-10-24 s.n. San Luis Obispo Cal Poly, Parker Barn by crk Comment
  CDA26825  Alisma plantago-aquatica var. americanum David J. Keil 1998-8-19 27961 San Luis Obispo Along Huer Huero Road between Park Hill Road and Highway 58, 2.2 miles northwest of Park Hill Road along Wilson Creek. Comment
  OBI58993  Allium crispum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27493 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., 15 road miles NE of junction with Hwy 1. Hearst Ranch near Pine hut and Rocky Butte (35 deg. 42.164' N x 121 deg. 05.781' W). 853 Comment
  POM169807  Allium crispum Benj Cobb 1907-05 s.n. San Luis Obispo Near Paso Robles, in the Coast Ranges. Comment
  OBI69762  Allium fimbriatum var. fimbriatum D. R. Miller 1993-5-12 593 -3 San Luis Obispo Pine Mountain region. Almaden Mine, Almaden flats area 914 Comment
  OBI28171  Allium haematochiton Michael Glass 1981-5-5 42 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ, San Luis Obispo Comment
  JEPS99200  Allium howellii Clare B. Hardham 1958-4-28 3145 San Luis Obispo Carissa Plains Comment
  UCD138545  Allium howellii var. howellii K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI21237  Allium lacunosum var. lacunosum Robert F. Hoover 1969-6-23 11388 San Luis Obispo Ridge NW of Cuesta Pass Comment
  SBBG108030  Allium lacunosum var. micranthum C. B. Hardham 1958-4-28 3074 San Luis Obispo 8.7 mi S of Simmler, W side of Carissa Plains Comment
  SBBG108031  Allium peninsulare C. B. Hardham 1958-5-5 3191 San Luis Obispo western edge of Carissa Plains, 7 mi S of Simmler Comment
  OBI65886  Alnus rhombifolia D. R. Miller 1994-1-18 194 -62 San Luis Obispo Pine Mt region. Near Egebergs walnut orchard, San Simeon crk 549 Comment
  SBBG93875  Amaranthus blitoides S. A. Junak with T. J. Ayers 1989-7-14 4118 San Luis Obispo extreme N edge of Cuesta Ridge Botanical Area, end of powerline rd 0.4 mi SW of intersection with Tassajera Crk Rd 505 Comment
  UC1969524  Amaranthus californicus David Keil 1998-8-19 27936 San Luis Obispo 1.7 miles SE of junction with Hwy 58 along Pozo Rd. Comment
  OBI17617  Amaranthus powellii Kamran Alavi 1977-8-21 89 San Luis Obispo Cal Poly, SLO. Along field 21 Comment
  OBI79875  Ambrosia acanthicarpa David J. Keil 2012-7-18 31451 B San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line 22 Comment
  UC88850  Ambrosia chamissonis T. S. Brandegee 1888-6-1 San Luis Obispo San Simeon Comment
  UCR59851  Ambrosia chamissonis George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI73267  Ambrosia psilostachya Michael Walgren 2010-9-26 185 San Luis Obispo San Simeon State Park on a low bluff above the beach at Broken Bridge Crk, W of San Simeon Point Comment
  OBI79022  Ambrosia psilostachya David J. Keil 2013-8-19 31881 San Luis Obispo Northeastern quadrant of intersection of Turri Road with South Bay Blvd. 11 Comment
  UC57512  Amelanchier utahensis J. H. Barber 1900-5-10 San Luis Obispo Macoun's Canyon 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
  RSA0118289  Amorpha californica var. californica Sarah J. J. De Groot, Janelle De Groot 2005-6-5 s.n. San Luis Obispo Calf Canyon, along Highway 58 east of Santa Margarita. 359 Comment
  UC570087  Amorpha californica var. californica B. Bolt 1936-5-19 723 San Luis Obispo 1/2 mi ne mouth of Morano Creek; San Luis Obispo Quadrangle 396 Comment
  CAS-BOT-BC222380  Amsinckia douglasiana Francia Chisaki; Peter Kamb Ray 1952-4-4 2193 San Luis Obispo 0.9 mile by road east of La Panza 533 Comment
  OBI79247  Amsinckia intermedia David J. Keil 2012-4-23 31310 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  OBI19177  Amsinckia menziesii David J. Keil 1979-4-8 13025 San Luis Obispo 2 mi E of Shell Crk rd along hwy 58 Comment
  OBI57008  Amsinckia menziesii David J. Keil 1998-5-11 27210 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  OBI65081  Amsinckia menziesii Greg Wilvert 2005-4-25 321 San Luis Obispo SE Half of the Caliente Range. Approx 1.1 km SW of Wells Spring 982 Comment
  OBI66061  Amsinckia menziesii D. R. Miller 1994-3-17 394 -105 San Luis Obispo Pine Mtn Region. Next to main rd, aobve Turkey Bend, San Simeon Crk drainage 610 Comment
  UC455986  Amsinckia spectabilis unknown Feb., 1905 174 San Luis Obispo Arroyo Grande Comment
  UC78272 Image available Amsinckia spectabilis K. Brandegee Jun 1888 San Luis Obispo San Simeon Comment
  RSA499987  Amsinckia spectabilis var. microcarpa E. A. Purer 1931-8-5 14040 San Luis Obispo Between Oceano and Pismo Beach. Comment
  OBI20657  Amsinckia spectabilis var. spectabilis Robert F. Hoover 1948-4-14 7451 San Luis Obispo Near Piedras Blancas Point Comment
  OBI20661  Amsinckia spectabilis var. spectabilis Robert F. Hoover 1967-5-13 10568 San Luis Obispo Coast W of Cambria Comment
  RSA341631  Amsinckia tessellata C. F. Smith 1950-3-18 2573 San Luis Obispo Carrizo Plain, about 20 miles SW of Highway 33 (formerly Highway 399) Comment
  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
  SEINET7073182  Amsinckia tessellata var. gloriosa A. G. Vestal 1963-4-19 s.n. San Luis Obispo On a steep bank. Polo Priesto Valley [Palo Priesto Canyon] east of Mucho Spring. About 3.6 miles southeast of Route 466 [46 and 41] on Palo Priesto-Cholams Road. UTM Zone 10, 748513mE, 3952711mN. Coordinate datum: NAD27. Comment
  UC1927886  Anagallis arvensis David Keil, Tina Teed and Mariko Uchida 2001-6-15 29568 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  UC771718  Anaphalis margaritacea R. F. Hoover 1946-8-3 6258 San Luis Obispo Upper Coon Creek Comment
  OBI55297  Ancistrocarphus filagineus David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27391 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
  OBI55302  Ancistrocarphus filagineus David J. Keil 1998-4-30 27021 San Luis Obispo Caliente Range. 6.5 mi from Soda Lake Rd. on Selby Rd. (35 deg. 06.496' N x 119 deg. 51.124' W) 1271 Comment
  OBI55306  Ancistrocarphus filagineus David J. Keil 1998-5-11 27216 San Luis Obispo Caliente Range, 5.1 mi from Soda Lake Rd. along Selby Rd. Comment
  OBI50901  Ancistrocarphus filagineus David J. Keil 1993-4-15 s.n. San Luis Obispo Along hwy 33 N of jctn with Lockwood Valley rd Comment
  OBI65040  Anisocoma acaulis Greg Wilvert 2005-4-14 232 San Luis Obispo SE Half of the Caliente Range. 1.7 km SSW of Padrones Spring Comment
  OBI3897  Anthemis cotula Elizabeth Rudd 1971-5-23 269 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI7263  Anthemis cotula David J. Keil 1976-9-19 11819 San Luis Obispo 3 mi E of jctn with Orcutt Rd along Lopez Dr just past Lopez Lake dam. Small impoundment of water and surrounding hillsides Comment
  OBI72531  Anthriscus caucalis E. L. Painter & M. Wetherwax, David J. Keil, K. Downing, C. Bratt, J. Olson 2000-5-16 CR- 57 San Luis Obispo Camp Roberts. Nacimiento River, near Twin Bridges. UTMS (NAD27) zone 10S, 694590E, 3960184N Comment
  UCR14945  Anthriscus caucalis George K. Helmkamp 1976-5-16 s.n. San Luis Obispo Central Coast, Hwy 1, Avila Beach turnoff Comment
  OBI58766  Antirrhinum kelloggii David J. Keil 1998-4-9 26677 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI66670  Antirrhinum kelloggii D. R. Miller, David J. Keil & Rhonda Riggins 1998-5-27 598 /697 San Luis Obispo Pine Mt. Region. Out of study area. Next to creekway below 'Catfish Pond 600 Comment
  CAS-BOT-BC237897  Antirrhinum ovatum Clifton F. Smith 1991-6-25 12215 San Luis Obispo At crest of hill along road between Cuyama Valley and Carrizo Plain, in western part of Caliente Mountain ridge 1371 Comment
  OBI57148  Antirrhinum ovatum Clifton F. Smith 1991-6-25 12215 San Luis Obispo At crest of range along road between Cuyama Valley and Carrizo Plain, in western part of Caliente Mtn ridge 1372 Comment
  OBI73589  Antirrhinum ovatum David J. Keil, with Meg Perry and Jason Dart 2010-7-5 30907 San Luis Obispo Carrizo Plain west -southwest of Carissa Plains Elementary School, south of Highway 58. 616 Comment
  OBI9727  Antirrhinum ovatum Robert F. Hoover 1949-5-29 7734 San Luis Obispo Cottonwood Pass near foot of grade on W side Comment
  UCR46784  Antirrhinum ovatum D. M. Thompson 1985-1 434 San Luis Obispo Temblor Range, 0.3 mi north of Pinhole Spring. 4.7 mi south of jct of Bitterwater Valley Road on Palo Prieto Pass Road. 1.5 mi south of entrance road to McCornack Brothers Lake Ranch. 2.7 mi south of side road to Mine (this road just north of an abandoned house). 568 Comment
  JEPS28933  Antirrhinum ovatum Ernest C. Twisselmann 1962-8-23 7695 San Luis Obispo hills at summit of Palo Prieta Canyon; Western San Joaquin Valley, Temblor Range 701 Comment
  OBI9725  Antirrhinum ovatum William M. Longhurst 1949-5-20 s.n. San Luis Obispo One mile E-NE of Poso Ortega; Poso Ortega Pond is in E Central San Luis Obispo County 6 mi E of San Juan ranch and one mile SE of Summer's Ranch in Kern county -H.K. Sharsmith Comment
  OBI34418  Aphanes occidentalis David J. Keil, Kathy Jones 1982-4-4 15830 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI69507  Apiastrum angustifolium David J. Keil 2008-6-6 30528 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  SBBG107298  Apiastrum angustifolium C. B. Hardham 1959-6-10 4880 San Luis Obispo Old Crk-Toro Crk Rd Comment
  CAS-BOT-BC392054  Aquilegia eximia M. Wetherwax; L. Wetherwax; M. Walter 2000-7-3 SLO- 156 San Luis Obispo Camp San Luis Obispo. First ridge west of Cerro Romauldo, next to unnamed creek, first drainage w of old homestead 90 Comment
  UC1296173  Arabis glabra R. F. Hoover 1947-6-3 7267 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC128681  Arbutus menziesii Clare B. Hardham 1956-4-26 559 San Luis Obispo T. Delayanna Ranch, York Mt. Road - Santa Lucia Mountains 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
  SBBG124280  Arbutus menziesii D. Keil with V. L. Holland 2009-4-28 30596 San Luis Obispo hills just S of Arroyo Grande Crk arm of Lopez Reservoir, property located on Rock Falls Rd 210 Comment
  UC1276276  Arctostaphylos R. F. Hoover 1964-5-15 8894 San Luis Obispo Pine Top Mountain Comment
  OBI71459  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28219 San Luis Obispo Montana de Oro State Park Comment
  SBBG25405  Arctostaphylos crustacea subsp. crustacea R. Gankin, W. R. Russell 1962-2-22 338 San Luis Obispo Arroyo de la Cruz, 0.5 mi E of St Hwy 1, 9.4 mi N of entrance to Hearst St Historical Monument Comment
  OBI14739  Arctostaphylos cruzensis Robert F. Hoover 1964-3-26 8656 San Luis Obispo Hill just S of arroyo de la Cruz Comment
  OBI83346  Arctostaphylos cruzensis G. Butterworth 2017-1-27 1006 San Luis Obispo Cambria Pines Ecol. Reserve, Westside Trail 122 Comment
  CAS-BOT-BC25001  Arctostaphylos cruzensis Roman Gankin 1966-6-8 1966 San Luis Obispo Arroyo de los Chinos about 10 mi N of San Simeon. Comment
  SBBG25387  Arctostaphylos cruzensis R. Gankin 1963-4-11 356 San Luis Obispo 1 mi N of Arroyo de la Cruz Comment
  UCD51103  Arctostaphylos glandulosa Roman Gankin; W. R. Hildreth 1967-11-13 1187 San Luis Obispo Ca. 1 mile east of Cuesta Pass on Ridge Road. Comment
  CAS-BOT-BC23312  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8608 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  CAS-BOT-BC23314  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1964-1-11 8622 San Luis Obispo Ridge west of bend of Lopez canyon, in shale. Comment
  RSA518395  Arctostaphylos glandulosa subsp. glandulosa Steven A. Junak 1990-10-11 4438 San Luis Obispo Cuesta Ridge; Near NW corner of Cuesta Ridge Botanical area (just E of W saddle), along N side of main road (USFS Road no. 29S11.3), ca. 5.6 miles W of Highway 101. 720 Comment
Read comments
Jun 22 2015
  RSA143593  Arctostaphylos glandulosa subsp. glandulosa Clare B. Hardham 1960-5-10 5662 San Luis Obispo Cypress Swamp. 610 Comment
  CAS-BOT-BC39212  Arctostaphylos glauca R. F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  OBI14722  Arctostaphylos glauca Robert F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  OBI14726  Arctostaphylos glauca Robert F. Hoover 1946-8-18 6308 San Luis Obispo East base of La Panza Range, on a branch of Navajo Creek Comment
  SBBG25395  Arctostaphylos hookeri subsp. hearstiorum R. Gankin, W. R. Russell 1962-2-22 341 San Luis Obispo N-facing slope of hill just to the S of Arroyo de la Cruz, 0.5 mi E of St Hwy 1, 9.4 mi N of entrance to Hearst St Historical Monument, Arroyo de la Cruz Comment
  CAS-BOT-BC24530  Arctostaphylos hookeri subsp. hearstiorum Gary D. Wallace 1974-12-7 1334 a San Luis Obispo Santa Lucia Mtns. near coast along upper s. side of Arroyo de la Cruz on Hearst Ranch. 30 Comment
  CDA17687  Arctostaphylos hookeri subsp. hearstiorum Austin Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz; SW rim of Arroyo de la Cruz, E of Hwy 1. 0 Comment
  UCD51730  Arctostaphylos luciana Roman Gankin 1966-6-8 808 San Luis Obispo About 2 miles southeast of Cuesta Pass at Lopez Canyon. Comment
  OBI14648  Arctostaphylos luciana W. Kent Allender 1962-12-17 13 San Luis Obispo Near burn area, Cuesta Summit N of US 101 Comment
  CAS-BOT-BC40102  Arctostaphylos morroensis R. F. Hoover 1964-3-16 8653 San Luis Obispo Los Osos Highlands Comment
  CAS-BOT-BC40104  Arctostaphylos morroensis R. F. Hoover 1947-1-6 6593 San Luis Obispo Baywood Park. Comment
  UC1334948  Arctostaphylos morroensis A. E. Wieslander 1936-2-25 601 San Luis Obispo w Los Osos Creek; Cayucos Quadrangle 30 Comment
  UC1334949  Arctostaphylos morroensis A. E. Wieslander 1936-2-25 604 San Luis Obispo near Hazard Canyon (s of Morro Bay); Cayucos Quadrangle 152 Comment
Read comments
Sep 5 2012
  UCD52488  Arctostaphylos morroensis Roman Gankin; Lalit Srivastara and Chas. Lamoureux 1958-2-5 273 San Luis Obispo South end of Morro Bay. Comment
  RSA121215  Arctostaphylos morroensis A. E. Wieslander 1936-6-26 647 San Luis Obispo Near Mouth of Hazard Canyon. 91 Comment
  SEINET11989226  Arctostaphylos morroensis R. Gankin, Srivastara, L.; Lamonreux, C. 1958-1 San Luis Obispo Comment
  RSA201597  Arctostaphylos obispoensis Robert F. Hoover 1965-12-5 9727 San Luis Obispo Lower end of Lopez Canyon Comment
  SBBG17094  Arctostaphylos obispoensis C. B. Hardham 1958-5-10 3276 San Luis Obispo Cypress Mtn 853 Comment
  UC1309663  Arctostaphylos obispoensis A. E. Wieslander 1933-3-23 282 San Luis Obispo Santa Lucia Range Santa Barbara National Forest, San Luis Obispo Quadrangle 365 Comment
  CAS-BOT-BC39852  Arctostaphylos obispoensis W. R. Dudley 1902-4-3 s.n. San Luis Obispo Manzanita Mountains Comment
  CAS-BOT-BC39854  Arctostaphylos obispoensis Jacob Sigg; Elizabeth McClintock; Walter Knight; Irja Knight 1981-3-4 4100 San Luis Obispo From Strybing Arboretum, Golden Gate park, San Francisco, #70-6. Accession data reports plant from arboretum nursery Comment
  CAS-BOT-BC39898  Arctostaphylos obispoensis Clare B. Hardham 1959-6-8 4776 San Luis Obispo Santa Lucia Mountains - North slope Cypress Mt. Comment
  JEPS99289  Arctostaphylos obispoensis Clare B. Hardham 1956-3-10 204 San Luis Obispo N of San Luis Obispo (Cuesta Grade); Santa Lucia Mountains 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
  RSA633453  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27615 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  OBI14740  Arctostaphylos osoensis Robert F. Hoover 1959-5-23 8509 San Luis Obispo Low ridge bordering Los Osos Valley on NE Comment
  JEPS49511  Arctostaphylos pilosula A. E. Wieslander 1933-3-28 2757 San Luis Obispo Pismo Creek Arroyo Grande Quadrangle Comment
  OBI70837  Arctostaphylos pilosula David J. Keil, with V. L. Holland 2009-4-28 30598 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  JEPS49500  Arctostaphylos pilosula J. E. Adams 1935-2-19 929 San Luis Obispo ridge near Miles Comment
  OBI53055  Arctostaphylos pilosula David J. Keil, Randi McCormick 1995-5-9 25055 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  SEINET11984953  Arctostaphylos pilosula Unknown 1965-1 474 San Luis Obispo summit Carpenter Canyon, Arroyo Grande 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
  RSA202098  Arctostaphylos pilosula subsp. pilosula H. C. Lee 1936-2-26 426 San Luis Obispo South Los Burros Creek. 121 Comment
  OBI66778  Arctostaphylos rudis Austin P. Griffiths 1987-1-7 18038 San Luis Obispo Pismo Dunes Region. Eastward from 4 th Street, Grover City Comment
  UC1309709  Arctostaphylos rudis C. A. Graham 1939-2-20 453 San Luis Obispo w Los Berros; Arroyo Grande Quadrangle 76 Comment
  UC1334959  Arctostaphylos rudis N. French 1936-1-12 663 San Luis Obispo sand hills between Oceano and Los Burros; Arroyo Grande Quadrangle 121 Comment
  UCSB71741  Arctostaphylos rudis Ryan, P.; Callaway, R. 1987-5-21 San Luis Obispo Pomeroy Los Berros Rd. at jct. Arden Way and Apache Trail, 1.5 miles southeast of Arroyo Grande Rd., Nipomo 121 Comment
  SEINET3929801  Arctostaphylos tomentosa David Keil 1998-6-12 27811 San Luis Obispo Park Ridge area E of Border of Morro Bay State Park, W of Hollister Peak.; 0 Comment
  UC1276225  Arctostaphylos tomentosa subsp. subcordata R. F. Hoover 1947-7-16 7305 San Luis Obispo Price Canyon Comment
  OBI49907  Arctotheca prostrata David J. Keil 1984-6-26 18234 -1 San Luis Obispo Escaped from cultivation into lawn areas on Cal Poly campus near Main Sci bldg Comment
  RSA25699  Armeria maritima subsp. californica Carl B. Wolf 1941-7-11 10986 San Luis Obispo Along the coast about 1 mi N of Cambria. 15 Comment
  SBBG18388  Arnica discoidea C. B. Hardham 1961-5-17 6828 San Luis Obispo Ocean View Mine, N of Cambria 762 Comment
  JEPS57847  Artemisia biennis Ernest C. Twisselmann 1968-10-21 15046 San Luis Obispo just below the bridge Highway 46; Salinas River, Paso Robles 181 Comment
  CAS-BOT-BC84918  Artemisia californica Steve Boyd 2007-2-17 11713 San Luis Obispo Along Pozo Rad at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  OBI35316  Artemisia californica Helen Jones 1981-5-21 46 San Luis Obispo Piedras Blancas Point Comment
  OBI80778  Artemisia californica David J. Keil 1992-10-19 23846 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  SEINET11844528  Artemisia californica S. A. Thompson, Rawlins, J. E. 1988-1 5249 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  CAS-BOT-BC93928  Artemisia douglasiana Ernest C. Twisselmann 1965-11-2 11693 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 6 Comment
  CAS-BOT-BC84820  Artemisia douglasiana Clare B. Hardham 1956-7-16 1166 San Luis Obispo Chimney Rock Ranch near San Marcos Creek - Santa Lucia Mountains Comment
  CAS-BOT-BC90557  Artemisia dracunculus Clare B. Hardham 1956-10-23 1481 San Luis Obispo Atascadero Creek, Hab Ranch Comment
  CAS-BOT-BC90617  Artemisia dracunculus Ernest C. Twisselmann 1953-9-25 792 San Luis Obispo Palo Prieta Canyon, 6 miles south of Cholame, eastern San Luis Obispo County 518 Comment
  CAS-BOT-BC90621  Artemisia dracunculus R. F. Hoover 1966-9-16 10051 San Luis Obispo Sandy bed of Salinas River at mouth of Rocky Canyon Comment
  OBI17193  Arthrocnemum subterminale Robert F. Hoover 1965-9-22 9642 San Luis Obispo Osos Crk near Morro Bay Comment
  SBBG108126  Asclepias C. B. Hardham 1961-5-10 6987 San Luis Obispo Atascadero Comment
  OBI81331  Asclepias eriocarpa David J. Keil, Janet Haden 1988-5-24 20683 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
  UCR160928  Asclepias eriocarpa George K. Helmkamp, E. A. Helmkamp 2005-6-12 9652 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  UC1392615  Asclepias eriocarpa R. F. Hoover 1969-7-13 11456 San Luis Obispo 2 mi s Atascadero Comment
  OBI4955  Asclepias fascicularis Robert F. Hoover 1969-7-13 11457 San Luis Obispo 2 mi S of Atascadero Comment
  UC455921  Asclepias fascicularis E. P. Unangst 1906-9-9 San Luis Obispo Reservoir Comment
  CAS-BOT-BC482878  Asphodelus fistulosus R. F. Hoover 1956-4-14 8365 San Luis Obispo 1 mile west of Nipomo at site of abandoned dump Comment
  CAS-BOT-BC482879  Asphodelus fistulosus R. F. Hoover 1956-4-14 8365 San Luis Obispo 1 mile west of Nipomo at site of abandoned dump Comment
  UCD21563  Astragalus R. Scherson; J. F. Perez 2003-6-25 4 San Luis Obispo San Luis Obispo County. Morro Bay. Old Creek Road, 0.5 miles East of of Highway 1, 2 miles north of Morro Bay. 21 Comment
  JEPS54515  Astragalus asymmetricus W. L. Jepson 1931-6-4 15892 San Luis Obispo Cholame 365 Comment
  UC573234  Astragalus asymmetricus T. M. Hendrix 1937-6-1 230 San Luis Obispo 2.6 mi ene Huerhuero School; Pozo Quad., ene of Huerhuero School 563 Comment
  UC84432  Astragalus asymmetricus L. Jared San Luis Obispo San Luis Obispo Comment
  OBI51808  Astragalus curtipes Gary Westbrook March1994 19 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  OBI74997  Astragalus curtipes David J. Keil 1988-3-19 20433 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-BC177837  Astragalus curtipes Charles Piper Smith 1914-6-19 2852 San Luis Obispo San Luis Obispo, north of town Comment
  SBBG108012  Astragalus curtipes C. B. Hardham 1958-3-22 2914 San Luis Obispo Steiner Crk Comment
  UC564139  Astragalus didymocarpus Roxana S. Ferris 1935-3-29 9120 San Luis Obispo on the Maricopa Road 16 mi s Soda Lake (Carriso Plain); , s of Soda Lake Comment
  HSC14511  Astragalus didymocarpus L. S. Rose 1969-4-14 69028 San Luis Obispo 15 mi. SE of Cholame 457 Comment
  OBI28863  Astragalus didymocarpus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14486 San Luis Obispo Rd at S end of Soda Lake ca. 1/4 mi E of Soda Lake Rd Comment
  CAS-BOT-BC182346  Astragalus didymocarpus var. didymocarpus Ernest C. Twisselmann 1962-3-26 6714 San Luis Obispo Palo Prieta Canyon, 3.5 miles south of Cholame 579 Comment
  CAS-BOT-BC182907  Astragalus douglasii Chester Dudley 1936-4-1 s.n. San Luis Obispo Estrella Plains Comment
  UC81297  Astragalus douglasii L. Jared San Luis Obispo Comment
  RSA639009  Astragalus douglasii Michael A. Vincent 1999-6-11 8609 San Luis Obispo At Shandon Rest Stop along Ca 1/46, 1.1 miles south of Chalome Creek bridge, and 5.5 miles south of Rt. 41/46 split. Comment
  LA204957  Astragalus douglasii var. douglasii Lewis S. Rose; 1936-5-8 36261 San Luis Obispo 8 mi. E of La Panza 670 Comment
  RSA790117  Astragalus macrodon Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2011-5-18 02 San Luis Obispo South Coast Ranges; Carrizo Plain; North of Carrizo Plain National Monument; foothills of Temblor Range. North of Highway 58, approx. 2.2 miles on access road. 767 Comment
  SD40234  Astragalus nuttallii Edith A. Purer 1940-8-2 7988 San Luis Obispo Sand dunes,Oso Flaco Lake. Comment
  CAS-BOT-BC186530  Astragalus nuttallii var. nuttallii Roxana S. Ferris; Laura Lorraine 1950-8-14 12355 San Luis Obispo At San Simeon Creek, State Highway #1 Comment
  OBI13317  Astragalus nuttallii var. nuttallii Robert F. Hoover 1964-8-14 9278 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC194121  Astragalus pomonensis Alice Eastwood 1940-4-14 18928 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC199113  Astragalus trichopodus var. phoxus Lewis S. Rose 1936-3-18 36065 San Luis Obispo Cuyama Valley, 45 mi. W of Maricopa 609 Comment
  CAS-BOT-BC199100  Astragalus trichopodus var. phoxus Ira L. Wiggins 1933-6-30 6747 San Luis Obispo Open hillsides 7 mi. W of Templeton Comment
  CDA21139  Atriplex argentea var. mohavensis G. F. Hrusa, J. Hart 1993-4-6 10703 San Luis Obispo Carrizo Plain: at S end of Soda Lake on E side. 586 Comment
  UCR115302  Atriplex californica Austin P. Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes. c. 3 mi south of Oso Flaco Ck. 20 Comment
  OBI80549  Atriplex coronata D. H. Wilken, E. Painter 2011-5-19 17950 San Luis Obispo W of Simmler Rd, 0.5 km NNE of its jct with Soda Lake Rd, E side of S arm of Soda Lake. 570 Comment
  CAS-BOT-BC172623  Atriplex coronata Ernest C. Twisselmann 1969-8-23 15932 San Luis Obispo Sag pond on the San Andreas Fault, hills at the head of Choice Valley 685 Comment
  OBI17323  Atriplex fruticulosa Robert F. Hoover 1966-10-8 10142 San Luis Obispo Pass at SE end of Carrizo plain Comment
  UC56060  Atriplex joaquinana J. H. Barber 1899-5-22 San Luis Obispo near Morro; near Morro Comment
  CAS-BOT-BC169168  Atriplex lentiformis Ernest C. Twisselmann 1955-11-11 2495 San Luis Obispo Cholame Creek at Palo Prieta Road - Temblor Range and the Western San Joaquin Valley 335 Comment
  CAS-BOT-BC169169  Atriplex lentiformis Ernest C. Twisselmann 1955-11-11 2495 San Luis Obispo Cholame Creek at Palo Prieta Road - Temblor Range and the Western San Joaquin Valley 335 Comment
  OBI77923  Atriplex leucophylla Helen Jones 1982-8-27 52 San Luis Obispo Piedras Blancas Point. Adj to Cormorant rock Comment
  OBI79855  Austrocylindropuntia subulata David J. Keil 2012-7-18 31470 San Luis Obispo South base of Nipomo Mesa, west of Nipomo 44 Comment
  OBI30845  Avena barbata Julie M. Vanderweir 1979-4-4 107 San Luis Obispo Indian Knob Tar Sands Comment
  UCR93698  Avena barbata George K. Helmkamp 1996-5-24 1045 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  OBI31403  Avena barbata Joy Nishida 1982-5-1 352 San Luis Obispo Grassy field used for grazing across stream from American Cyn campground 524 Comment
  OBI28159  Avena fatua Jeffery Null 1980-5-11 19 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo Comment
  OBI80670  Avena fatua David J. Keil 1992-4-12 22840 San Luis Obispo Laguna Lake City Park 170 Comment
  OBI83480  Avena fatua Claire Dosen, Carter Terranova, Sarah Haluschak 2017-2-11 1 San Luis Obispo Cal Poly Campus, top of the "P" ridge, 30ft back from top of trail, near lower rock formations. 338 Comment
  RSA129565  Avena fatua H. C. Lee 1937-4-21 844 San Luis Obispo 1 1/2 miles W. of Paso Robles 320 Comment
  SBBG127952  Azolla filiculoides M. A. Elvin, G. M. Greenwald 2013-8-28 7281 San Luis Obispo "Colorado Pond", 4-Pond Valley, ca. 80 m from S Refuge boundary, Guadalupe-Nipomo Dunes National Wildlife Refuge 17 Comment
  RSA585835  Azolla filiculoides M. D. Proctor, E. A. Young 1993-4-12 ROB 0397 San Luis Obispo 1 km SW of Ranch House on Nacimento Road, Camp Roberts. Comment
  SEINET6188360  Azolla filiculoides Eric Wise 1981-9-17 1156 San Luis Obispo Salinas River at Hwy 58 Comment
  CDA17820  Baccharis glutinosa A. Griffiths, K. G. Jones & G. J. Jones 1986-5-3 s.n. San Luis Obispo Callender Dunes; NE edge of Maidenform Flat, this near base. 0 Comment
  OBI53889  Baccharis pilularis Arthur W. Hazebrook 1992-10-25 156 San Luis Obispo Nipomo Dunes complex, Big coreopsis HIll, base of HIll along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  CAS-BOT-BC99498  Baccharis pilularis R. F. Hoover 1965-9-27 9652 San Luis Obispo Foothill Blvd. at west edge of town, San Luis Obispo Comment
  OBI73531  Baccharis pilularis Ann Cochran 1986-7-27 53 a San Luis Obispo East of Soda Lake Rd 579 Comment
  RSA202506  Baccharis pilularis E. C. Twisselmann 1968-10-21 15029 San Luis Obispo Buena Vista Drive, 1 mile north of Highway 46 191 Comment
  OBI31049  Baccharis pilularis var. consanguinea Julie M. Vanderwier 1978-10-26 88 San Luis Obispo Indian Knob Tar Sands Comment
  OBI35780  Baccharis pilularis var. consanguinea Allison Berry 1984-4-20 123 San Luis Obispo Camp San Luis Shooting Facility; 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI21637  Baccharis pilularis var. consanguinea Tracey Call, Viola Call 1965-4-10 2343 San Luis Obispo About 1 mile along road to Poly cyn from Cuesta Ridge 488 Comment
  OBI66250  Baccharis plummerae subsp. plummerae David J. Keil 1998-10-9 28126 b San Luis Obispo California Highway 166, 3.4 road miles e of junction with Alamo Creek Rd. Comment
  OBI78688  Berberis aquifolium Bethany Davenport 2013-2-9 San Luis Obispo Downtown San Luis Obispo, North Broad Street, 100 yds. along San Luis Creek below San Luis Obispo Museum of Art, along path. 61 Comment
  OBI20537  Berberis aquifolium var. aquifolium E. Kayihana 1958-5-31 s.n. San Luis Obispo Cultivated, campus Comment
  RSA139969  Berberis pinnata Clare B. Hardham, Mrs Louise Squibb 1960-03 6596 San Luis Obispo Santa Lucia Mountains, radar station, Cambria. Comment
  UCR134693  Bidens pilosa George K. Helmkamp 2003-9-21 8163 San Luis Obispo Central Coast, Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande 46 Comment
  OBI16928  Blennosperma nanum Robert F. Hoover 1966-3-30 9751 San Luis Obispo Carrizo Plain 1 mi S of Simmler, just north of Calif Valley HQ 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
  UC1296356  Bloomeria crocea R. F. Hoover 1955-6-14 8359 San Luis Obispo San Simeon Comment
  OBI80866  Bloomeria crocea David J. Keil 1985-6-19 18893 San Luis Obispo Along dirt road west from Clark Valley Rd. ca. 300-400 m South of Blue Heron View Way. Comment
  OBI22603  Bolboschoenus maritimus subsp. paludosus Robert F. Hoover 1969-7-19 11495 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  SBBG11818  Bolboschoenus maritimus subsp. paludosus C. B. Hardham 1958-10-3 3978 San Luis Obispo Paso Robles Comment
  OBI5010  Bolboschoenus robustus Robert F. Hoover 1947-8-8 7356 San Luis Obispo Oceano Comment
  RSA265693  Boykinia occidentalis C. W. Tilforth, W. Wisura 1977-8-12 1433 San Luis Obispo 8 miles N of Point Piedras Blancas along Hwy 1. Comment
  OBI51347  Brachypodium distachyon Debora Guillot, Jan Barber, Jim Kilver, Sue Weis, Andrew Stackhouse 1993-7-15 5 .4 San Luis Obispo San Simeon State Park. North central section of San Simeon state Park; Comment
  CAS-BOT-BC36609  Brassica nigra Clare B. Hardham 1957-9-23 2651 San Luis Obispo Santa Lucia Mountains. Atascadero Lake. Comment
  UC1284982  Brickellia californica R. F. Hoover 1946-10-13 6483 San Luis Obispo near Cuyama River (w of Huasna River) Comment
  CAS-BOT-BC145497  Briza maxima W. A. Silveus 1938-6-26 2817 San Luis Obispo Morro Bay. Comment
  UCSB31654  Briza maxima Fortlage, Robert 1961-6-9 San Luis Obispo Cambria 15 Comment
  CAS-BOT-BC484534  Brodiaea jolonensis Ernest C. Twisselmann; Donald J. Bedell 1971-4-26 17671 San Luis Obispo Franklin Canyon, ca. 2.5 miles southeast of Paso Robles 243 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
  OBI22437  Bromus arenarius Robert F. Hoover 1947-5-9 7135 San Luis Obispo Calf Cyn E of Santa Margarita Comment
  OBI64121  Bromus arenarius David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29322 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  OBI66435  Bromus berteroanus David J. Keil, with Miguel Ponce 1997-1 26141 San Luis Obispo La panza mountains. alonh highway 58 at la panza road. Comment
  SBBG108286  Bromus carinatus C. B. Hardham 1957-5-9 1901 San Luis Obispo Paso Robles Comment
  OBI31743  Bromus catharticus Smeltzer, Turnquist 1982-5-19 146 San Luis Obispo Along the Laguna Lake paved road and the NE shoreline of lake Comment
  CHSC35862  Bromus diandrus Paul Bailey 1972-4-22 103 San Luis Obispo 2 miles E of Atascadero in Salinas river bed. 213 Comment
  OBI30844  Bromus diandrus Julie M. Vanderweir 1979-4-20 143 San Luis Obispo Indian Knob Tar Sands Comment
  OBI72271  Bromus diandrus Anthony Baniaga, Daniel Chavez 2010-3-14 50 San Luis Obispo Tierra Redonda BLM ACEC. Tierra Redonda Mtn. 574 Comment
  OBI75858  Bromus diandrus Al Lindholm 1971-4-24 211 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
  RSA0037512  Bromus diandrus LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6549 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-BC155736  Bromus diandrus Ernest C. Twisselmann 1969-4-24 15211 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 234 Comment
  OBI28179  Bromus hordeaceus Jeffrey Null 1980-5-11 23 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo Comment
  RSA769833  Bromus hordeaceus Anthony Baniaga, Theo Fitanides 2010-1-30 15 San Luis Obispo Tierra Redonda Mountain Edge of open blue oak woodland. 348 Comment
  UC1131052  Bromus hordeaceus C. A. Graham 1939-4-17 542 San Luis Obispo 1.3 mi ne of Scott Ranch 579 Comment
  UC2027554  Bromus hordeaceus Greg Wilvert 2005-4-30 344 San Luis Obispo Southeast Half of the Caliente Range: Along Padrones Canyon Road. Comment
  CAS-BOT-BC162414  Bromus laevipes R. F. Hoover 1964-6-7 9001 San Luis Obispo Chris Flood Creek. Comment
  CAS-BOT-BC162303  Bromus madritensis Ernest C. Twisselmann 1955-5-9 1956 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 670 Comment
  SEINET14423418  Bromus madritensis D. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-1 15946 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
  OBI51403  Bromus madritensis subsp. madritensis Debora Guillot, Jan Barbver, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .18 San Luis Obispo San Simeon State Park. NE cornder of park Comment
  OBI43398  Bromus madritensis subsp. rubens Eric Wise 1983-3-6 1687 San Luis Obispo Pond on Hwy 58 1.1 mi E of Creston O'Donovan Rd Comment
  SEINET10518050  Bromus rubens Unknown Anonymous s.n. San Luis Obispo Comment
  OBI29656  Bromus sitchensis David J. Keil, Dirk Walters 1980-4-26 13821 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  CAS-BOT-BC36884  Cakile edentula var. edentula R. F. Hoover 1947-4-13 6918 San Luis Obispo North end of Morro Bay. Comment
  OBI53498  Cakile maritima Arthur W. Hazebrook 1991-6-6 96 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, SW facing side of hill; at the SW base of the hill and throughout the area Comment
  SBBG93711  Calandrinia breweri S. A. Junak 1990-5-1 4289 San Luis Obispo Cuesta Ridge Botanical Area: powerline access rd which intersects Tassajera Crk Rd, ca. 2.4 mi W of US Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  SBBG96058  Calandrinia breweri D. Keil 1986-4-8 19111 San Luis Obispo E side of Santa Margarita Lake Comment
  OBI29252  Calandrinia ciliata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14545 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI32364  Calandrinia ciliata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-9 16067 San Luis Obispo Rd to top of Cypress Mtn from Warrens' cabin Comment
  OBI72225  Calandrinia ciliata E. L. Painter & M. Wetherwax, M. Wetherwax 2003-3-7 CR- 385 San Luis Obispo Camp Roberts 262 Comment
  UC1136622  Calandrinia ciliata H. C. Lee 1935-5-8 329 San Luis Obispo 1 mi n mouth of Alamos Creek; Nipomo Quadrangle Comment
  OBI78288  Calandrinia ciliata Steven A. Junak 1990-4-26 4203 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
  OBI14099  California macrophylla McMillan 1952-5-7 s.n. San Luis Obispo Pinule Spring 10 mi S 16 mi E Shandon Comment
  CAS-BOT-BC167327  California macrophylla R. F. Hoover 1952-5-6 8152 San Luis Obispo East of Atascadero on Creston Road, just east of pump station Comment
  UC1134436  Calochortus albus H. C. Lee 1936-5-5 583 San Luis Obispo 1/3 mi s Musick; San Luis Obispo National Forest, Nipomo Quad. 381 Comment
  CAS-BOT-BC492184  Calochortus albus Mrs. R. W. Summers No date on label 36 San Luis Obispo S Lucia Mts. Comment
  CAS-BOT-BC492198  Calochortus albus Ernest C. Twisselmann 1960-5-17 5969 San Luis Obispo Adelaide Road, 2.6 miles west of Paso RObles. 341 Comment
  OBI83621  Calochortus argillosus Melissa Mooney 2016-5-17 1607 San Luis Obispo Laguna Lake Park; City of San Luis Obispo 59 Comment
  OBI21403  Calochortus clavatus Robert F. Hoover 1969-6-22 11381 San Luis Obispo Chorro Crk cyn (Serrano Cyn) Comment
  OBI81230  Calochortus clavatus David J. Keil, Malcom McLeod 1987-9-28 20350 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-BC132372  Calochortus clavatus Volney Rattan 1881-6-1 s.n. San Luis Obispo Mt. San Luis Obispo Comment
  SBBG96510  Calochortus obispoensis K. G. Jones 1978-6-10 San Luis Obispo hill E of Laguna Lake, across US Hwy 101, S of San Luis Obispo Comment
  JEPS55633  Calochortus obispoensis H-M. Beard 1967-7-11 65 .1378 San Luis Obispo Univ. of Calif. Botanical Garden Univ. of Calif., Berkeley Comment
  RSA0040006  Calochortus simulans LeRoy Gross, Marcel Beffort 2014-5-14 6459 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
  OBI83576  Calochortus splendens Melissa Mooney 2016-5-11 1605 San Luis Obispo Lopez Lake, Cougar Campground, north end of campground near trail Comment
  OBI6177  Calochortus uniflorus Dirk R. Walters 1975-4-6 s.n. San Luis Obispo Behind Jade Mtoel, San Simeon Comment
  SBBG104912  Calochortus venustus F. L. Johnson, E. A. Young 1993-5-24 ROB 544 San Luis Obispo 2 km S of Twin Bridges; Camp Roberts Comment
  CAS-BOT-BC496851  Calochortus venustus Alice Eastwood 1926-5-5 13905 San Luis Obispo Cholame Comment
  OBI76883  Calochortus venustus D. R. Miller, C. O'Sullivan, E. A. Appel 2012-6-2 612 .1024 San Luis Obispo From upper Almaden Crk area, Pico Crk drainage 914 Comment
  OBI16885  Calycadenia truncata Robert F. Hoover 1950-6-21 8002 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Mts Comment
  OBI56591  Calycadenia villosa David J. Keil 1998-6-30 27870 San Luis Obispo Just S of junction with Hwy 58 along Red Hill Rd. Comment
  UCD129803  Calycadenia villosa Robert E. Preston 1998-6-17 1140 San Luis Obispo San Luis Obispo County: on plateau between Camatta Creek and Navajo Creek , ca. 0.25 mile south of junction Red Hill Road and Hwy 58. Comment
  CAS-BOT-BC221406  Calystegia longipes Ernest C. Twisselmann 1955-7-22 2272 San Luis Obispo La Panza Range. Upper Toro Canyon 728 Comment
  OBI15322  Calystegia macrostegia subsp. cyclostegia Robert F. Hoover 1967-5-1 10518 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI5467  Calystegia macrostegia subsp. cyclostegia Sharon Jochums 1974-3-9 36 San Luis Obispo W of hwy 1, just S of Arroyo de la Cruz Comment
  OBI79886  Calystegia macrostegia subsp. cyclostegia Garrett P. Ahern 2014-3-27 120 San Luis Obispo Cuesta Ridge Botanical Area (West), Along T.V. Tower Road, about 1.6 miles from junction with Highway 101. 546 Comment
  UC1123609  Calystegia macrostegia subsp. cyclostegia G. T. Nordstrom 1937-4-29 1157 San Luis Obispo 1.2 mi w Asuncion School; Adelaida Quad., w of Asuncion School Comment
  UC1794977  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19759 San Luis Obispo Coast road c. 16 km WNW of San Simeon, 4 km N of Cappucino Cove 10 Comment
  SBBG109603  Calystegia malacophylla subsp. pedicellata C. B. Hardham 1971-4-24 18028 b San Luis Obispo Avenales Ranch Comment
  CAS-BOT-BC221166  Calystegia malacophylla subsp. pedicellata Ernest C. Twisselmann 1955-5-27 2045 San Luis Obispo La Panza Range. Navajo Canyon road, .5 miles south of Cammatta Canyon summit 603 Comment
  UC1794952  Calystegia subacaulis subsp. episcopalis R. K. Brummitt and D. J. Keil 1998-5-9 19807 San Luis Obispo El Chorro Regional Park, 8 km NW of San Luis Obispo. 100 Comment
  OBI52978  Calystegia subacaulis subsp. episcopalis Tamara Klug 1995-5-3 3 San Luis Obispo Chorro Valley Pipeline rte near Morro Bay Comment
  SFV20434  Camissonia campestris S. Kimball 1999-4-17 37 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Swain Pasture, west side of Soda Lake Road. 700 Comment
  UCD103333  Camissonia campestris Patrick Byrne 1995-4-29 4 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Elkhorn Foothills, on Panorama Road. 1 mile SW of Elkhorn Road. 700 Comment
  OBI64956  Camissonia campestris subsp. campestris Greg Wilvert 2005-3-27 55 San Luis Obispo SE half of the Caliente Range. Approx 1.1 km NW of Wells Cyn 1018 Comment
  RSA14186  Camissonia campestris subsp. campestris Roxana S. Ferris 1935-3-30 9138 San Luis Obispo Head of Cuyama Valley near Kern County Line. Comment
  SBBG4917  Camissonia campestris subsp. obispoensis C. B. Hardham 1959-5-20 4567 San Luis Obispo shore of Nacimiento Lake near Cantinas Crk Comment
  RSA240632  Camissonia cheiranthifolia subsp. cheiranthifolia C. W. Tilforth, John Dourley 1973-6-14 861 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. Comment
  JEPS114157  Camissonia contorta E. L. Painter, M. Wetherwax, K. Downing 2002-5-9 CR- 311 San Luis Obispo Camp Roberts. Along roadside of Sulphur Spring Canyon. Comment
  UC1583635  Camissonia hardhamiae David Keil 1986-5-13 19434 San Luis Obispo Hi Mountain Rd near Hi Mountain Lookout 944 Comment
  RSA0080911  Camissoniopsis Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3205 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, just up the dunes from the beach. 16 Comment
  OBI35312  Camissoniopsis cheiranthifolia Helen Jones 1981-4-4 58 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC160314  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1946-8-4 6273 San Luis Obispo North end of Morro Bay Comment
  UC1979384  Camissoniopsis hardhamiae David Keil 1986-4-13 19196 San Luis Obispo 2 miles E from junction with Las Pilitas Road on Parkhill Road. S side of Highway. Comment
  OBI54418  Camissoniopsis hirtella Matthew Arterburn 1997-4-8 36 San Luis Obispo 1.4 mi from Navajo Camp on Navajo Camp rd 671 Comment
  OBI66379  Camissoniopsis ignota David J. Keil 2006-4-17 30433 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  SD51001  Camissoniopsis micrantha Darley F. Howe 1960-4-9 2843 San Luis Obispo Just east of Morro Bay. Comment
  OBI76891  Capsella bursa-pastoris D. R. Miller 2012-1-6 112 .1009 San Luis Obispo From John and Marsha Rhoads "Goat Camp", San Simeon Crk drainage 549 Comment
  SBBG70401  Capsella bursa-pastoris L. G. Yates 1878-2-5 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI23082  Cardamine californica Barrett Anderson 1971-2-19 36 San Luis Obispo Montana de Oro State Park Comment
  UCR223866  Cardamine oligosperma A. C. Sanders 2011-2-21 38719 San Luis Obispo Central Coast, Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  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
  RSA175133  Cardionema ramosissimum P. C. Everett 1963-4-21 31616 San Luis Obispo Sandy plain, S side of Morro Bay. 6 Comment
  OBI16876  Carduus pycnocephalus P. A. Holden 1968-4-19 194 San Luis Obispo Along roadside in lower See cyn Comment
  UCSB17576  Carduus pycnocephalus Hardham, Clare 1961-5-17 San Luis Obispo 1 mile northwest of Ocean View Mine, Santa Lucia Mountains Comment
  RSA0115954  Carex barbarae Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7258 San Luis Obispo Central Coast: Santa Maria River Valley, Guadalupe Dunes. Guadalupe-Nipomo Dunes National Wildlife Refuge, Carex wetland at northeast edge of Refuge. 22 Comment
  CAS-BOT-BC20406  Carex globosa R. F. Hoover 1964-5-15 8887 San Luis Obispo Pine Top Mountains, south of San Carpoforo Creek. Comment
  VVC2869  Carex globosa Tim Thomas, George Ross II & III 2014-4-23 6269 San Luis Obispo South Coast Range, Irish Hills, 0.2 miles below Glenrose Spring along Coon Ck. 277 Comment
  OBI73444  Carex harfordii David J. Keil, with Mike Mattina 2010-5-31 30815 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  RSA586399  Carex obispoensis M. D. Proctor, E. A. Young 1993-3-20 s.n. San Luis Obispo Chorro Creek, 1km N of Chorro Res. Comment
  SBBG54818  Carex obnupta R. F. Hoover 1969-9-23 11608 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC118917  Carex pellita Alice Eastwood; John Thomas Howell 1937-4-23 3871 San Luis Obispo Nipomo Mesa Comment
  OBI35090  Carex praegracilis Eric Wise 1981-6-29 824 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Twin Lake of Dune Lakes Comment
  OBI53036  Carex praegracilis Lynne Dee Oyler 1990-6-12 1174 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
  SBBG18073  Carex senta C. B. Hardham 1957-3-30 1601 San Luis Obispo Delaganna stream, N slope of Cypress Mtn Comment
  UCR32143  Carex serratodens David J. Keil, R. R. Pimentel, R. A. Pimentel, Melissa Luckow 1982-3-13 15723 San Luis Obispo Central Coast/Coast Range, Pennington Creek Biological Preserve, west of San Luis Obispo Comment
  CAS-BOT-BC117623  Carex serratodens Clare B. Hardham 1960-6-17 6163 San Luis Obispo Edges of permanent stream. Chris Flood. Headwaters of San Carpoforo Creek. Comment
  SBBG133069  Carex spissa D. Keil, T. Teed, M. Uchida 2001-6-15 29584 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  CAS-BOT-BC117328  Carex spissa Clare B. Hardham 1958-9-2 3918 San Luis Obispo Swampy spot, Stenner Creek near San Luis Obispo. Comment
  OBI82556  Carex spissa David J. Keil, with Bill Waycott et al. 2015-1 San Luis Obispo Comment
  SBBG110033  Carex subbracteata C. B. Hardham 1957-6-15 2228 San Luis Obispo Villa Crk Comment
  CAS-BOT-BC116836  Carex subbracteata var. subbracteata Ernest C. Twisselmann 1956-5-15 2788 San Luis Obispo Cayucos Road, apx 1.1 mi W of Cambria Road Junction, York Mountain. Santa Lucia Range 274 Comment
  OBI33075  Carex tumulicola David J. Keil 1983-4-23 16926 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI67092  Carex tumulicola David J. Keil, with V. L. Holland 2001-5-24 29486 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  OBI78638  Carpobrotus edulis David J. Keil 2013-8-28 31987 San Luis Obispo Morro Bay State Park. Morro Rock Ecological Preserve. Along east base of Morro Rock at edge of parking lot 5 Comment
  OBI79874  Carthamus lanatus David J. Keil 2012-7-18 31453 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  CDA6956  Carthamus lanatus G. D. Barbe 1977-1-26 2241 San Luis Obispo Garcia property, north side of Toro Creek Road, 4.8 km east of Highway 1, north of Morro Bay. 0 Comment
  JEPS77737  Castilleja L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-23 4777 San Luis Obispo about 0.25 mi s Route 41 (near Cholame) (just n of Cholame Creek bridge on Palo Prieto Canyon road) 426 Comment
  JEPS24100  Castilleja affinis subsp. affinis Ernest C. Twisselmann 1959-4-10 5029 San Luis Obispo See Canyon Irish Hills 106 Comment
  JEPS54494  Castilleja affinis subsp. affinis Ernest C. Twisselmann 1967-4-27 12929 San Luis Obispo s side San Carpoforo Creek 53 Comment
  OBI65022  Castilleja brevistyla Greg Wilvert 2005-4-6 186 San Luis Obispo SE Half of the Caliente Range. S end of Horse Cyn, 4.3 km N of New Cuyama 655 Comment
  OBI73350  Castilleja brevistyla David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30695 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  OBI78348  Castilleja brevistyla Robert F. Hoover 1967-4-5 10362 San Luis Obispo W edge of Carrizo Plain on hwy 58 Comment
  OBI72259  Castilleja densiflora subsp. gracilis Anthony Baniaga, Daniel Chavez 2010-3-14 62 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 366 Comment
  UC1032376  Castilleja densiflora subsp. gracilis T. M. Hendrix 1937-4-16 17 San Luis Obispo 4.7 mi se Pozo; Santa Barbara National Forest, Pozo Quad. 457 Comment
  UC56089  Castilleja densiflora subsp. gracilis J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  JEPS27029  Castilleja densiflora subsp. gracilis Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7410 San Luis Obispo ne base Cypress Mountain (slope just above w-most fork of Las Tablas Creek (Dellaganna or Carmen creek)) 518 Comment
  OBI67833  Castilleja densiflora subsp. gracilis E. L. Painter & M. Wetherwax, M. Wetherwax 2002-3-25 CR- 268 San Luis Obispo Camp Roberts. Near Perimeter Rd. Zone 10S, 700710E, 3954397N 269 Comment
  OBI27148  Castilleja densiflora subsp. obispoensis Thomas Burrows 1980-4-13 7 San Luis Obispo Reservoir cyn Comment
  RSA516533  Castilleja densiflora subsp. obispoensis T. I. Chuang, Fei-Mei Chuang 1978-5-19 7687 San Luis Obispo 1 mile south of Cambria turnoff along Hwy 1 Comment
  UCR163625  Castilleja exserta subsp. exserta George K. Helmkamp, E. A. Helmkamp 2005-3-25 9208 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  JEPS27028  Castilleja exserta subsp. exserta Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7409 San Luis Obispo just above w-most fork of Las Tablas Creek (Dellaganna or Carmen creek) (at ne base of Cypress Mountain); Cypress Mountain, Las Tablas Creek 518 Comment
  SBBG43008  Castilleja exserta subsp. latifolia L. W. Edge 1971-10-4 San Luis Obispo Golf Course, next to Morro Bay State Park Comment
  UC1927729  Castilleja foliolosa D. R. Miller 1994-4-28 494 -251 San Luis Obispo ocean-side slope near Fire Lookout, Pico Creek drainage 900 Comment
  OBI58878  Castilleja foliolosa David J. Keil, with Kathleen A. Keil 1998-5-26 27451 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
  OBI64935  Caulanthus anceps Greg Wilvert 2005-3-24 26 San Luis Obispo SE half of the Caliente Range. Approx 2 km N of Wells Cyn 919 Comment
  OBI82535  Caulanthus anceps David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33483 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 630 Comment
  CAS-BOT-BC38250  Caulanthus anceps Ernest C. Twisselmann 1965-6-30 11103 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon. 655 Comment
  JEPS53345  Caulanthus coulteri var. lemmonii Carl and Dorothea Haueser 1929-4-2 San Luis Obispo Paso Robles Comment
  UC455757  Caulanthus coulteri var. lemmonii I. J. Condit and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
  UC1296282  Caulanthus coulteri var. lemmonii R. F. Hoover 1949-4-2 7563 San Luis Obispo at foot Cottonwood Pass grade; Cholame Valley Comment
  OBI14896  Caulanthus lasiophyllus Robert F. Hoover 1947-3-26 6760 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC40359  Caulanthus lasiophyllus C. B. Hardham 1959-4-25 4333 San Luis Obispo 3.7 miles north of San Antonio School, San Lucas Road. Comment
  CAS-BOT-BC39521  Caulanthus lemmonii R. F. Hoover 1950-3-31 7771 San Luis Obispo La Panza District. Comment
  OBI67096  Caulanthus lemmonii David J. Keil, with Kathleen A. Keil 2001-4-20 29360 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58. Vicinity of 35.50206 deg. N x 120.07846 deg. W 671 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-BC39517  Caulanthus lemmonii R. F. Hoover 1949-4-2 7563 San Luis Obispo Cholame Valley, at foot of Cottonwood Pass grade. Comment
  RSA586434  Ceanothus cuneatus M. D. Proctor, E. A. Young 1993-3-20 s.n. San Luis Obispo Chorro Creek, 1km N of Chorro Res. Comment
  CAS-BOT-BC49015  Ceanothus cuneatus Ernest C. Twisselmann 1956-4-3 2609 San Luis Obispo Upper Cammatta Canyon 502 Comment
  POM98135  Ceanothus cuneatus P. A. Munz 1925-3-24 9230 San Luis Obispo Morro Creek 152 Comment
  UCR163903  Ceanothus cuneatus subsp. cuneatus George K. Helmkamp, E. A. Helmkamp 2005-3-30 9239 San Luis Obispo Outer South Coast Ranges, Pozo Road, 5.5 mi east of [Santa Margarita Lake Road]; W end of Garcia Mountains 503 Comment
  UC18286  Ceanothus cuneatus var. cuneatus W. H. Brewer 1861-4-13 440 San Luis Obispo Arroyo Grande Comment
  OBI10368  Ceanothus cuneatus var. fascicularis Robert J. Rodin 1957-5-16 6144 San Luis Obispo S end of Morro Bay Comment
  OBI31041  Ceanothus cuneatus var. fascicularis Julie M. Vanderweir 1979-3-1 100 San Luis Obispo Indian Knob Tar Sands Comment
  OBI10543  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1948-2-25 7423 San Luis Obispo Oak Park district, on sandstone hills Comment
  OBI32213  Ceanothus cuneatus var. ramulosus David J. Keil 1981-6-20 14914 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI72444  Ceanothus cuneatus var. ramulosus E. Painter & M. Wetherwax, 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; serpentine rubble and clay; moderate slope 120 Comment
  CAS-BOT-BC49778  Ceanothus dentatus R. F. Hoover 1952-5-10 8162 San Luis Obispo Near mouth of Arroyo de la Cruz (just s. of), on mesa summit Comment
  RSA122442  Ceanothus dentatus B. Bolt 1936-4-10 661 San Luis Obispo 2 miles NE of mouth of Smith Creek. Cayucos [quad?] 335 Comment
  UC1070582  Ceanothus foliosus var. medius E. Armstrong 1934-4-1 1123 San Luis Obispo Near La Panza 457 Comment
  OBI52032  Ceanothus foliosus var. medius Steven A. Junak 1990-4-26 4216 San Luis Obispo Santa Lucia Mts, CuestaRidge: E edge of Cuesta Ridge Botanical area, N of main rod (USFS #29S11.3) ca 2.7 mi W of hwy 101 on W side of access rd to KSBY television towers, ca 60 m N of locked gate Comment
  SBBG98755  Ceanothus foliosus var. medius C. F. Smith 1989-4-11 12154 San Luis Obispo ca. 1 mi along rd NW of Hi Mtn Comment
  UC1341125  Ceanothus foliosus var. medius Robert J. Rodin 1962-5-11 6869 San Luis Obispo ca 4 mi w Cuesta Summit (beyond TV Tower in old burn, 4 mi n of San Luis Obispo.) Comment
  OBI10494  Ceanothus hearstiorum Robert F. Hoover 1968-4-20 11066 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  SBBG49054  Ceanothus impressus var. nipomensis J. Copeland 1974-3-10 1054 b San Luis Obispo Gates' property, Grand View Mesa, Nipomo Comment
  UC1071335  Ceanothus oliganthus var. sorediatus B. Bolt 1936-3-22 641 San Luis Obispo 1 mi sw Cuesta Pass; San Luis Obispo quad. 518 Comment
  UCD112316  Ceanothus oliganthus var. sorediatus G. F. Hrusa 1993-5-22 11105 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area, N slopes in canyon at Entrance 1. Approx. 1/2 mile N of Mt. Lowe. 600 Comment
  CAS-BOT-BC51580  Ceanothus oliganthus var. sorediatus R. F. Hoover 1948-4-24 7486 San Luis Obispo Head of American Canyon, La Panza Range Comment
  OBI10353  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1951-4-15 8048 San Luis Obispo Stoney Crk Comment
  SD51000  Ceanothus oliganthus var. sorediatus Darley F. Howe 1960-4-10 San Luis Obispo 0.6 mile on road west of Cuesta Pass, 6 miles north of San Luis Obispo Comment
  CAS-BOT-BC50422  Ceanothus papillosus R. F. Hoover 1964-5-15 8890 San Luis Obispo Pine Top Mt., south of San Carpoforo Creek Comment
  CAS-BOT-BC50424  Ceanothus papillosus R. F. Hoover 1959-5-9 8497 San Luis Obispo Six miles west of Paso Robles on Adelaida Road. Comment
  LA212264  Ceanothus papillosus W. M Arbaugh; 1935-4-10 s.n. San Luis Obispo Sea canyon, near the top. Comment
  OBI60771  Ceanothus papillosus G. F. Hrusa, Austin P. Griffiths 1987-5-3 5337 San Luis Obispo Along summit of Buchon Ridge immed. W of Coon Crk cyn Comment
  OBI27018  Ceanothus spinosus James Courtney 1980-12-20 27 San Luis Obispo Pennington Crk Bio reserve Comment
  OBI10495  Ceanothus thyrsiflorus var. griseus Ed Zimmerman 1962-2-1 27 San Luis Obispo Cal Poly; native and cultivated Comment
  SEINET260208 Image available Cenchrus incertus Michael Curto 1992-8-31 851 San Luis Obispo Arroyo Grande area SE of downtown El Campo Rd 1km SE from US Hwy 101 @ first 90 right turn. 122 Comment
  OBI76899  Centaurea calcitrapa D. R. Miller 2012-1-9 112 .101 San Luis Obispo Rocky Butte/Pine Mt Region. Along Coles rd in, abbove the Marmolejo Crk drainage 805 Comment
  CDA15200  Centaurea melitensis G. F. Hrusa, J. Park, G. Perez 1998-7-21 14738 San Luis Obispo South Coast Ranges; intersection of Suey Ck. Rd. and Hwy. 166. Comment
  OBI16872  Centaurea melitensis R. D. Brister 1966-6-2 94 San Luis Obispo Approx 2 mi N of San Luis Obispo, in Reservoir Cyn Comment
  OBI62960  Centaurea melitensis David J. Keil 1992-6-5 23210 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  CAS-BOT-BC277115  Centaurea melitensis Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch, San Luis Obispo Comment
  UC1927792  Centaurium David Keil 2006-5-24 30449 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of Comment
  OBI58151  Centaurium David J. Keil 1998-5-4 27064 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  RSA491697  Centaurium exaltatum James L. Reveal, C. Rose Broome, Clare B. Hardham 1987-6-16 6471 San Luis Obispo Along Las Tablas Road, 1.3 miles north of the Las Tablas Fire Station along Las Tablas Creek, about 14 airline miles west of Paso Robles. Comment
  OBI56673  Centromadia fitchii David J. Keil 1998-9-4 28104 San Luis Obispo Hwy 41, 1.1 miles E of junction with La Panza Rd., NE of Creston. Comment
  OBI66541  Centromadia parryi subsp. congdonii David J. Keil 1997-6-16 26309 San Luis Obispo SW corner of Los Osos Valley Road and Madonna rd, SLO. Comment
  OBI82449  Cerastium fontanum David J. Keil 2016-3-6 33556 San Luis Obispo San Luis Obispo. Stoneridge Park. North base of South Hills on Bluerock Drive 90 Comment
  CAS-BOT-BC388207  Cerastium fontanum subsp. vulgare Ernest C. Twisselmann 1953-6-16 213 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County Comment
  CAS-BOT-BC388382  Cerastium glomeratum Ernest C. Twisselmann 1955-5-27 2048 San Luis Obispo La Panza Range. Upper Cammatta Canyon 563 Comment
  UCR29864.2  Cercocarpus betuloides J. H. Nishida, R. L. Allen 1982-4-10 241 San Luis Obispo South Coast Range, American Canyon Campground 524 Comment
  CAS-BOT-BC137161  Cercocarpus betuloides var. betuloides Ernest C. Twisselmann 1955-7-22 2281 San Luis Obispo Upper Navajo Canyon 792 Comment
  OBI16852  Chaenactis fremontii Robert F. Hoover 1967-3-28 10314 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UCR137086  Chaenactis glabriuscula June Latting 1958-5-4 s.n. San Luis Obispo Cuyama Valley, west end of valley, 12 miles southeast of junction of Hwy 166 and Sisquoc [Tepusquet] Road [vicinity of Gypsum Canyon] 412 Comment
  UCR25496  Chaenactis glabriuscula K. C. Nixon 1977-4-22 673 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo Sand Dunes, 6 mi north of Guadalupe on Calif. Hwy 1 (Pacific Coast Hwy) 31 Comment
  CAS-BOT-BC277497  Chaenactis glabriuscula var. glabriuscula Alice Eastwood; John Thomas Howell 1935-3-24 1990 San Luis Obispo Near Paso Robles Comment
  OBI16834  Chaenactis glabriuscula var. lanosa Robert F. Hoover 1967-5-6 10527 San Luis Obispo Jack Lake Comment
  OBI16835  Chaenactis glabriuscula var. lanosa Robert F. Hoover 1967-3-22 10267 San Luis Obispo Hills at W edge of Carrizo Plain, W of Simmler Comment
  OBI40662  Chaenactis glabriuscula var. lanosa David J. Keil 1985-6-9 18789 San Luis Obispo Los Osos/Baywood Park area Comment
  OBI77758  Chaenactis glabriuscula var. lanosa Eben McMillan 1952-4-26 59 San Luis Obispo Gillis Gyn, 2 mi S 4 mi E Shandon Comment
  RSA101057  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1954-3-23 12711 San Luis Obispo Along roadside west of Estrella near junction with U. S. Highway 101 at San Miguel Comment
  CAS-BOT-BC279627  Chaenactis stevioides R. F. Hoover 1949-5-1 7639 San Luis Obispo Summit of Cottonwood Pass Comment
  CAS-BOT-BC279615  Chaenactis stevioides Ernest C. Twisselmann 1954-4-20 1094 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass, 7 miles south of Cholame 609 Comment
  JEPS85889  Chenopodium californicum Roy E. Buck 1989-3-20 1110 San Luis Obispo wnw-facing lower slope of canyon just above Fernandez Creek confluence (ca 28 air km ese of Atascadero); N end of La Panza Range, canyon of Shell Creek 426 Comment
  OBI80476  Chenopodium californicum David J. Keil 2015-2-14 32600 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  SEINET3928172  Chenopodium californicum David J. Keil, Matt Ritter; Mike Simpson; David Chipping; Heath Bartosh; Taylor Crow 2013-5-2 31627 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage.; 0 400 Comment
  UCR8970  Chenopodium californicum J. Patman 1963-4-13 115 San Luis Obispo Central Coast, just south of Oceano 6 Comment
  SD206978  Chenopodium littoreum Nuri Benet-Pierce, John P. Pierce 2010-6-7 312 San Luis Obispo Montana de Oro SP; From the beach parking lot, all the way torwards the beach. Morro Bay California. 14 Comment
  UCR130723  Chenopodium littoreum George K. Helmkamp, E. A. Helmkamp 1999-5-22 4887 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  SBBG65472  Chenopodium macrospermum R. Hoffmann 1931-5-30 San Luis Obispo Gun Club, Oceano Comment
  UC1191345  Chenopodium macrospermum var. halophilum Malcolm A. Nobs and S. Galen Smith 1948-9-9 668 San Luis Obispo approx. 4 mi s Pismo Beach; Dune Lakes Gun Club Comment
  OBI17207  Chenopodium murale Bonnie M. Thompson 1962-2-27 41 San Luis Obispo Cal Poly campus, field in front of Fremont Hall, SLO Comment
  RSA0021192  Chloris gayana David J. Keil, Kathleen Keil 2013-2-17 31543 -1 San Luis Obispo Cambria. Highway 1, ca. 0.25 miles south of Cambria Pines Road. West side of Highway 1. 15 Comment
  SBBG127483  Chloris gayana D. J. Keil with K. Keil 2013-2-17 31543 -1 San Luis Obispo Cambria, Hwy 1, ca. 0.25 mi S of Cambria Pines Rd, W side of Hwy 1 15 Comment
  OBI31298  Chlorogalum pomeridianum Joy Nishida, Ginger King 1982-7-2 494 San Luis Obispo American Cyn. N end of Amer Cyn campground where the stream traveses a chaparral area 530 Comment
  OBI52082  Chlorogalum pomeridianum T. J. Ayers, S. Junak 1989-6-22 749 San Luis Obispo Cuesta Ridge Botanical Area. Los Padres Natl Forest; 0.3 mi E of W boundary sign on West Cuesta Ridge Rd Comment
  OBI54446  Chlorogalum pomeridianum var. pomeridianum Matthew Arterburn 1997-3-14 2 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  OBI54408  Chlorogalum pomeridianum var. pomeridianum Matthew Arterburn 1997-4-16 48 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp rd 792 Comment
  CAS-BOT-BC178916  Chorizanthe R. W. S. 1892-5-30 s.n. San Luis Obispo unspecified. Rocky ground near coast Comment
  UC1321235  Chorizanthe angustifolia R. F. Hoover 1966-5-15 9855 San Luis Obispo Jack Lake Comment
  UCR131344  Chorizanthe angustifolia George K. Helmkamp, E. A. Helmkamp 1999-5-22 4896 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  CAS-BOT-BC178940  Chorizanthe angustifolia A. Jared 1877-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  CDA17818  Chorizanthe angustifolia Austin Griffiths, K. G. Jones & G. J. Jones 1986-5-3 s.n. San Luis Obispo Callender Dunes; SW corner of Maidenform Flat. 0 Comment
  OBI42337  Chorizanthe angustifolia David J. Keil 1986-6-3 19635 San Luis Obispo Sand rd at S end of Broderson Ave, los Osos Comment
  OBI80195  Chorizanthe angustifolia Bud Meyer, Henry G. Meyer 1986-5-13 s.n. San Luis Obispo Los Osos area. Pecho Rd, 0.7 miles south of summit entrance to Montana de Oro State Park. 146 paces west, south on foot trail. Comment
  UC155248  Chorizanthe biloba var. biloba Katharine Brandegee San Luis Obispo Paso Robles Coast Ranges; Paso Robles, San Luis Obispo Co. Comment
  OBI75167  Chorizanthe breweri David J. Keil, with Matt Ritter, Jenn Yost, Taylor Crow 2011-3-15 30977 San Luis Obispo Western slope of Santa Lucia Mountains. San Luis Obispo Open Space Trail, Reservoir Canyon to Bowden Ranch. Bowden Ranch, near high tension wire tower 356 Comment
  UC454067  Chorizanthe breweri I. J. Condit 1910-3-27 San Luis Obispo School Canyon <California Polytechnic School>, C.P.S., School Canyon (<California Polytechnica School>, C.P.S.) Comment
  UC54813  Chorizanthe breweri J. Ewan 1936-1 San Luis Obispo Comment
  CAS-BOT-BC191798  Chorizanthe breweri Mrs. R. W. Summers 1892-5-30 s.n. San Luis Obispo near Coast Comment
  HSC91659  Chorizanthe diffusa Susan H. Bicknell 1989-6-14 San Luis Obispo Montano de Oro MDO 40 Comment
  SBBG119485  Chorizanthe douglasii L. W. Edge 1973-4-11 300 San Luis Obispo St Hwy 58 near Shell Crk Comment
  UC583289  Chorizanthe douglasii Lewis S. Rose 1936-5-8 36260 San Luis Obispo 8 mi e La Panza; e of La Panza 670 Comment
  OBI76609  Chorizanthe membranacea Michael Walgren 2012-3-27 273 San Luis Obispo Ridgeline of the Santa Lucias about .5 mi N of San Carpoforo. Near Bald Top Mtn 723 Comment
  CAS-BOT-BC26216  Chorizanthe obovata K. (Mrs.) Brandegee 1911-1-1 84 San Luis Obispo Price Canon, near the coast of San Luis Obispo County, in the Upper Sonoran Zone Comment
  CAS-BOT-BC252718  Chorizanthe obovata R. F. Hoover 1946-6-13 6142 San Luis Obispo 6 mi. S of San Luis Obispo Comment
  UC454071  Chorizanthe palmeri Roadhouse 413 San Luis Obispo Prefumo Canyon Comment
  UC638978  Chorizanthe palmeri Bernard Miossi 1939-6-21 106 San Luis Obispo on Highway #101 one mi n San Luis Obispo; n of San Luis Obispo 64 Comment
  OBI11186  Chorizanthe rectispina R. F. Hoover 1949-5-29 7738 San Luis Obispo Summit between Creston and Calf Canyon, in opening of brush Comment
  UC1185315  Chorizanthe rectispina Clare B. Hardham 1960-5-21 5851 San Luis Obispo Highland District , Highland District (Black Mountain) Comment
  CAS-BOT-BC255271  Chorizanthe staticoides R. F. Hoover 1949-5-15 7693 San Luis Obispo 18 mi. E. of Creston on La Panza Rd. Comment
  OBI11182  Chorizanthe staticoides Robert F. Hoover 1947-4-20 6973 San Luis Obispo Pilitas Crk district Comment
  UC635060  Chorizanthe staticoides Herbert L. Mason 1923-6-22 531 San Luis Obispo just above San Luis Obispo (Camp Fremont); just above San Luis Obispo, Camp Fremont Comment
  OBI11174  Chorizanthe uniaristata Robert F. Hoover 1946-6-2 6138 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  JEPS108265  Chorizanthe uniaristata David Gowen 2005-5-11 297 San Luis Obispo Elkhorn Road (dirt). Hill south of side road, ca 2.4 miles north of Hurricane Rd. Comment
  OBI11175  Chorizanthe uniaristata Robert F. Hoover 1953-5-17 8315 San Luis Obispo "Skunk Well" cyn near Marianas Ranch, Temblor Range Comment
  OBI58468  Chorizanthe xanti David J. Keil 1998-5-20 27358 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  OBI32963  Chrysolepis chrysophylla var. minor David J. Keil 1983-5-14 17004 San Luis Obispo Ridge system and coastal terraces between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI59652  Cicuta douglasii David J. Keil 1999-10-24 28400 San Luis Obispo Lopez Canyon Road Comment
  SD71438  Cicuta maculata var. angustifolia R. F. Hoover 1947-7-27 7337 San Luis Obispo Black Lake Canyon, south of Arroyo Grande Comment
  SBBG110002  Cirsium brevistylum C. B. Hardham 1957-7-14 2556 San Luis Obispo Santa Rita Rd, 3.5 mi W of York Mtn Rd Comment
  CAS-BOT-BC32810  Cirsium fontinale var. obispoense Alice Eastwood; John Thomas Howell 1936-5-6 2218 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC285460  Cirsium occidentale var. californicum Alice Eastwood; John Thomas Howell 1938-6-13 5909 San Luis Obispo Sw. of Shandon on road to Creston Comment
  CDA18936  Cirsium occidentale var. occidentale B. Villegas 1999-6-16 990053 San Luis Obispo Central Coast Ranges; Near entrance to Tosco Oil Co., Nipomo Dunes, Nipomo. 0 Comment
  JEPS99109  Cirsium vulgare C. B. Hardham 1958-9-22 3976 San Luis Obispo San Bernardo Creek Comment
  OBI60895  Cistus incanus Brian Abert 2002-5-28 26 San Luis Obispo Los Osos Middle School, Los Osos near parking lot. 26 Comment
  OBI12141  Clarkia affinis Robert F. Hoover 1966-4-23 9839 San Luis Obispo La Panza range. American Cyn campground Comment
  SBBG108067  Clarkia affinis C. B. Hardham 1957-5-4 1816 San Luis Obispo Oak Flat Comment
  CAS-BOT-BC162535  Clarkia affinis Clare B. Hardham 1957-6-7 2087 San Luis Obispo South road to Adelaida 4 1/2 miles west of Paso Robles - Santa Lucia Mountains Comment
  UC1072017  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 909 a San Luis Obispo 3.9 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  OBI64828  Clarkia bottae David J. Keil, with Michael Curto 2001-5-15 29460 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  POM160606  Clarkia bottae Lester Rowntree 1929-7-9 s.n. San Luis Obispo Santa Lucia Mountains Comment
  OBI72526  Clarkia bottae E. L. Painter & M. Wetherwax, K. Downing 2002-5-8 SLO- 264 San Luis Obispo Camp San Luis Obispo. First ridge W of Cerro Romualdo 108 Comment
  JEPS108375  Clarkia cylindrica David Gowen 2005-4-17 250 San Luis Obispo Elkhorn Road (dirt). North facing slope below crest of lower hill on N side of dirt side road (which reaches summit?). Comment
  RSA0041504  Clarkia cylindrica subsp. cylindrica LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6422 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
  UC454547  Clarkia cylindrica subsp. cylindrica I. J. Condit 1908-5-31 San Luis Obispo Trout Creek Comment
  OBI69766  Clarkia gracilis subsp. gracilis D. R. Miller 1993-5-15 593 -12 San Luis Obispo Pine Mt Region, along Tobacco Ridge Rd from Hearst pond down to Tobacco flats 549 Comment
  POM224451  Clarkia modesta Alice Eastwood, John Thomas Howell 1936-5-8 2321 San Luis Obispo La Panza Mts Comment
  UC2027294  Clarkia modesta David Keil 1987-5-6 20136 San Luis Obispo Highway 229 ca 1/2 mile north of junction Highway 58. Comment
  OBI3895  Clarkia purpurea subsp. quadrivulnera Elizabeth Rudd 1971-5-23 266 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  SEINET7072793  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. Coordinate datum: NAD27. Comment
  RSA87498  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1952-6-3 19576 San Luis Obispo South city limit of Arroyo Grande Comment
  CAS-BOT-BC164558  Clarkia purpurea subsp. viminea Mrs. R. W. Summers 1885-6-7 329 San Luis Obispo Hills, southern part of S.L.O. Co. Comment
  JEPS43567  Clarkia purpurea subsp. viminea Rhoda Reed 1915-1 475 San Luis Obispo near Mehlman Place; San Luis Obispo Comment
  UCD104963  Clarkia purpurea subsp. viminea L. D. Gottlieb 1988-6-22 8834 San Luis Obispo San Luis Obispo County: W of Paso Robles on Klau Mine Road. 0.1 mile S of intersection with Adelaida Road. Comment
  UC573252  Clarkia speciosa subsp. speciosa H. C. Lee 1937-5-17 948 San Luis Obispo 3/4 mi n Linnie; Paso Robles Quadrangle 274 Comment
  JEPS13312  Clarkia speciosa subsp. speciosa Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-25 5245 San Luis Obispo e base La Panza Range (just off State Highway 178, at La Panza Public Camp); Los Padres National Forest 655 Comment
  JEPS43847  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-4 8 San Luis Obispo 3 mi s Atascadero 275 Comment
  RSA43087  Clarkia speciosa subsp. speciosa Robert F. Hoover 1946-6-23 6185 San Luis Obispo Summit at head of Carpenter Canyon, north of Arroyo Grande. Comment
  UC716283  Clarkia speciosa subsp. speciosa Roxana S. Ferris 1939-6-2 9764 San Luis Obispo about 2 mi ne German Church on road to Adelaida (Willow Creek road); San Lucia Mts. Comment
  UCD147207  Clarkia tembloriensis Diana Hickson; G. Butterworth 2008-4-24 CARR 129 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch, Carrizo Canyon. 487 Comment
  UCR160968  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2005-6-12 9658 San Luis Obispo South Central Coast Range, Along Calif. Highway 229 (road to Creston), 5.5 mi N of Calif. Highway 58; beside West Branch of Huerhuero Creek 363 Comment
  OBI78297  Claytonia exigua subsp. exigua David J. Keil 1986-4-3 s.n. San Luis Obispo Poly Cyn on Campus of Calif Polytechnic State Univ, San Luis Obispo Comment
  SBBG46833  Claytonia exigua subsp. exigua L. W. Edge 1973-4-9 266 San Luis Obispo near summit of See Cyn Rd Comment
  CAS-BOT-BC439283  Claytonia exigua subsp. exigua R. F. Hoover 1950-4-2 7779 San Luis Obispo 11 mi. e. of Creston on La Panza road Comment
  SBBG34640  Claytonia exigua subsp. exigua C. B. Hardham 1957-4-4 1617 San Luis Obispo near Union Oil Pump Station, Atascadero, Creston Rd Comment
  OBI52839  Claytonia parviflora subsp. parviflora Steven A. Junak 1990-5-1 4283 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: at N edge of cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca 2.4 mi W of hwy 101, ca 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  OBI51298  Claytonia perfoliata subsp. mexicana Jan Barber 1994-3-22 119 San Luis Obispo San Simeon State Park Comment
  OBI10777  Claytonia perfoliata subsp. perfoliata B. A. Smith 1966-4-3 6 San Luis Obispo 4 mi from Hwy 101 (E side) on Cuesta Ridge Trl Comment
  CDA17569  Clematis ligusticifolia Austin Griffiths 1980-8-12 s.n. San Luis Obispo Arroyo Grande Creek Drainage; on N. side near mouth of Arroyo Grande Creek. Comment
  SEINET12094566  Clematis ligusticifolia S. A. Thompson, Rawlins, J. E. 1988-1 5251 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  UCD95585  Clematis ligusticifolia Austin P. Griffiths 1983-9-19 s.n. San Luis Obispo San Luis Obispo County: 28th St. and Hwy. 1, Arroyo Grande. 10 Comment
  OBI27313  Collinsia bartsiifolia var. davidsonii Robert L. Allen, Nancy E. Arnold 1981-5-3 242 San Luis Obispo 7.6 m NE of Santa Margarita, Calf Cyn, N end of La Panza mts 305 Comment
  OBI9630  Collinsia bartsiifolia var. davidsonii Robert F. Hoover 1947-3-29 6807 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  JEPS70956  Collinsia bartsiifolia var. davidsonii L. R. Heckard 1973-5-12 3398 San Luis Obispo along Los Palitos road about 4 air mi nw Pozo (near Yaro Creek) 502 Comment
  OBI9631  Collinsia bartsiifolia var. davidsonii Robert F. Hoover 1947-4-26 7087 San Luis Obispo Upper toro Crk, N of Pozo Comment
  OBI42128  Collinsia heterophylla David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19483 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia Mts in area that was locally the E boundary of the Las Piltas fire of July 1985 Comment
  OBI57046  Collinsia heterophylla G. F. Hrusa, C. Sharum 1998-4-26 14272 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. Hills immed E of MU Ranch at S end of Plain +/- 3 mi NW of hwy 166 intersection with Soda Lake Rd 850 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
  OBI9594  Collinsia heterophylla Robert F. Hoover 1964-5-12 8810 San Luis Obispo Upper Lopez cyn Comment
  UC1032532  Collinsia heterophylla T. M. Hendrix 1937-4-22 81 San Luis Obispo 0.9 mi nnw of Highland School 533 Comment
  UCR160565  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-7 9544 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  UCSC000669  Collinsia heterophylla I. J. Condit 2010-4-1 s.n. San Luis Obispo Mills Ranch Comment
  OBI53893  Conicosia pugioniformis Arthur W. Hazebrook 1992-10-25 160 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  CAS-BOT-BC215986  Convolvulus R. F. Hoover 1949-5-29 7737 San Luis Obispo Cottonwood Pass, west side near foot of grade. Comment
  OBI15326  Convolvulus arvensis Jim Heaston 1955-10-6 s.n. San Luis Obispo Cal Poly SLO Comment
  CAS-BOT-BC286198  Conyza canadensis Ernest C. Twisselmann 1968-10-21 15045 San Luis Obispo Estrella Road, 1.5 mile south of Highway 46 198 Comment
  JEPS35342  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1964-7-11 9173 San Luis Obispo Price Canyon Comment
  JEPS35352  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1964-8-14 9282 San Luis Obispo Oak Park District Comment
  CAS-BOT-BC209524  Coreopsis bigelovii James R. Shevock; Jack Zaninovich 1983-3-31 10241 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 58 609 Comment
  UC1119221  Coreopsis bigelovii W. A. Peterson 1937-3-15 609 San Luis Obispo 1 mi ene La Panza Ranch; La Panza Quad. 472 Comment
  RSA129832  Coreopsis douglasii N. K. Carlson 1936-3-27 240 San Luis Obispo 2.2 miles SW of Piney Ridge 373 Comment
  UC455494  Corethrogyne filaginifolia I. J. Condit 1908-11-14 San Luis Obispo Oceano Comment
  CAS-BOT-BC101456  Corethrogyne filaginifolia Alice Eastwood 1927-7-31 14991 San Luis Obispo On road from [Arroya] Arroyo Grande to Huasna Comment
  OBI53792  Corethrogyne filaginifolia Kathleen Goddard Jones 1991-10-19 s.n. San Luis Obispo Lopez Lake Recreation Area Comment
  OBI59272  Corethrogyne filaginifolia Austin P. Griffiths 1980-11-18 s.n. San Luis Obispo Pismo Dunes. On ocean-facing shoulder of transverse dune just within oceanfront dune system, ca 1/3 way S of Grover City beach ramp towards Oceano ramp Comment
  POM77910  Cornus californica Marcus E. Jones 1882-5-8 2736 San Luis Obispo San Luis Obispo. Comment
  PASA1937  Cornus californica 1928-5-12 San Luis Obispo Woods near Cambria Comment
  CAS-BOT-BC210346  Cornus sericea Ernest C. Twisselmann 1959-4-10 5038 San Luis Obispo Irish Hills: Perfumo Canyon 106 Comment
  UCSB71420  Cornus sericea subsp. occidentalis Ferren, Wayne; Fiedler, P.; Leidy, R. 1993-7-8 San Luis Obispo Pico Creek, San Simeon. Forested wetland between lagooned estuary and coastal pond. Route 1 bridge. Comment
  OBI69517  Cosmos sulphureus David J. Keil 2007-10-31 s.n. San Luis Obispo 940 Del Rio Ave, San Luis Obispo Comment
  OBI10185  Cotoneaster lacteus Bonnie M. Thompson 1963-10-19 529 San Luis Obispo Cal State Poly College, behind bio-science bldg Comment
  OBI10184  Cotoneaster lacteus Bob Fraas 1964-2-22 14 San Luis Obispo O.H. Unit, Cal Poly, San Luis Obispo Comment
  OBI70133  Cotoneaster pannosus David J. Keil 2009-3-1 30566 San Luis Obispo Prefumo Canyon road west of San Luis Obispo city limits. Comment
  CAS-BOT-BC287231  Cotula australis John Thomas Howell 1967-4-27 42068 San Luis Obispo Cuesta Canyon County Park, San Luis Obispo Comment
  CDA17846  Cotula coronopifolia Austin Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park; Hazard Canyon. 0 Comment
  OBI38473  Cotula coronopifolia Eric Wise 1982-7-2 1606 San Luis Obispo Oso Flaco Lake Comment
  OBI57562  Crassula aquatica David J. Keil 1998-5-6 27108 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  CDA25354  Crassula connata J. O. Williams 1959-5-18 San Luis Obispo Oceano. 0 Comment
  OBI32082  Crassula connata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14346 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI5385  Croton californicus Robert J. Rodin 1956-5-20 6055 San Luis Obispo S end of Morro Bay Comment
  SBBG124281  Croton californicus D. Keil 1990-4-26 21408 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  UCR59469  Croton californicus George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI34693  Croton setiger David J. Keil, Eric Wise 1983-8-30 17890 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  CDA26824  Croton setiger Unknown 1960-11-13 s.n. San Luis Obispo Sheep range, Cal Poly Campus, San Luis Obispo. 0 Comment
  OBI77270  Crypsis schoenoides Michael Walgren 2012-9-16 289 San Luis Obispo At the mouth of Santa Rosa crk, Cambria 2 Comment
  UCD145271  Crypsis schoenoides Barry Hammel 1976-8-3 412 San Luis Obispo San Luis Obispo Co.: Lake Nacimiento. 243 Comment
  UC573256  Cryptantha circumscissa D. Axelrod 1935-5-31 258 San Luis Obispo 2 mi e Cuyama Valley; Santa Inez Quad. 670 Comment
  UC857084  Cryptantha circumscissa I. W. Clokey and C. B. Clokey 1937-4-13 5813 San Luis Obispo se corner of San Luis Obispo County 800 Comment
  UC455982  Cryptantha clevelandii I. J. Condit 1911-5-25 San Luis Obispo Calif. Poly. School Canyon Comment
  UCSB37980  Cryptantha clevelandii Edge, Lyda 1972-5-8 San Luis Obispo Low area north of Los Osos Valley Road, Los Osos Comment
  UC1562921  Cryptantha clevelandii Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6849 San Luis Obispo ca 7 air mi n San Simeon (on Hearst Ranch, ca 1.0 mi from Hwy 1); Arroyo de la Cruz 60 Comment
  SDSU20782  Cryptantha clevelandii var. clevelandii Michael G. Simpson, Matt Ritter 2013-5-1 3733 San Luis Obispo Rocky ridge, ca. 700 feet northeast of hiking trail, Reservoir Canyon, 2.9 miles east of Junction Hwys 101 and 1 in San Luis Obispo. 227 Comment
  SD255671  Cryptantha clevelandii var. florosa Michael G. Simpson, Nuri Benet-Pierce, John Pierce, Lori Simpson 2012-6-9 3697 San Luis Obispo Ca. 0.1 mile west of junction of Calendar Road and Hwy 1 (Cabrillo Hwy), ca. 300 feet west of railroad tracks, beyond fence, ca. 0.4 mile southeast of Black Lake. 35 Comment
  SD39862  Cryptantha clevelandii var. florosa Edith A. Purer 1933-7-20 5066 San Luis Obispo Northwest of Guadalupe Comment
  SD39175  Cryptantha clevelandii var. florosa Edith A. Purer 1938-8-23 7880 San Luis Obispo Roadside, along State Highway No.1 Comment
  OBI33055  Cryptantha corollata David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 17005 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI57018  Cryptantha corollata David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27501 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., 15 road miles NE of junction with Hwy 1. Hearst Ranch near Pine hut and Rocky Butte (35 deg. 42.164' N x 121 deg. 05.781' W). 853 Comment
  OBI66434  Cryptantha intermedia David J. Keil, with Kathleen A. Keil 1997-3-29 26111 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  SJSU3415  Cryptantha intermedia C. W. Sharsmith 1962-4-22 6867 San Luis Obispo Carrizo Rocks at edge of Carrizo Plain c. 4 mi SW of Simmler Comment
  UCD146986  Cryptantha intermedia Robert E. Preston 2010-4-23 2768 San Luis Obispo W slope of Temblor Range, 5.2 mi ENE of Simmler. 995 Comment
  CDA17743  Cryptantha leiocarpa Austin Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; ca. midway betw. Oso Flaco Ck. and Santa Maria River. 0 Comment
  OBI32036  Cryptantha leiocarpa David J. Keil, Eric Wise 1981-5-25 14756 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI57042  Cryptantha micromeres David J. Keil 1998-6-12 27810 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  OBI75453  Cryptantha microstachys Jenner Whitt 2003-4-14 59 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  JEPS108232  Cryptantha microstachys David Gowen 2005-5-10 291 San Luis Obispo HWY 58 ca 0.5 mile west of Shell Creek Road. Comment
  OBI56760  Cryptantha muricata David J. Keil 1986-4-13 19195 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  OBI82682  Cryptantha muricata David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33514 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 530 Comment
  UC1063831  Cryptantha muricata K. E. Bradshaw 1938-4-14 166 San Luis Obispo tip of ne point Tierra Redonda Mt.; Bradley Quad. 594 Comment
  SEINET10455969  Cryptantha oxygona Ira W. Clokey, Cleora B. Clokey 1937-4-13 Clokey 5825 San Luis Obispo South east corner San Luis Obispo Co. Brushy meadow. 800 Comment
  UC455058  Cupressus macrocarpa I. J. Condit 1907-12-1 San Luis Obispo California Polytechnic School Comment
  CAS-BOT-BC80879  Cupressus sargentii R. F. Hoover 1968-2-10 10891 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  CAS-BOT-BC80888  Cupressus sargentii Ernest C. Twisselmann 1956-11-11 3227 San Luis Obispo Santa Lucia Range: Cypress Swamp on Cypress Mountain 640 Comment
  NY16819  Cupressus sargentii C. B. Wolf 1934-11-1 6214 San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA608481  Cupressus sargentii L. C. Wheeler 1960-9-11 7789 San Luis Obispo Santa Lucia Mountains: Summit of Cypress Mountain. Comment
  UC2027432  Cuscuta californica Greg Wilvert 2005-4-24 314 San Luis Obispo Southeast Half of the Caliente Range. 2.9 km S of Padrones Spring. Comment
  OBI82318  Cuscuta californica var. californica G. Butterworth 2016-6-5 995 San Luis Obispo Carrizo Plain, Along Hwy. 58, Syncline Grade, 1/4 mile from top 610 Comment
  OBI70887  Cuscuta campestris David J. Keil 2001-8-24 29720 San Luis Obispo 35.2800 deg. N x 120.7091 deg. W 38 Comment
  UC1583652  Cuscuta occidentalis David Keil 1986-5-31 19626 San Luis Obispo between end of Martingale Ave and Eto Lake; Los Osos-Baywood Park Area Comment
  SBBG43009  Cuscuta salina var. major L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  OBI66452  Cylindropuntia californica var. parkeri David J. Keil, with V. L. Holland and Field Botany class 1997-4-24 26231 San Luis Obispo Along Highway 166, 11 road miles northeast of Tepusquet Canyon Road, opposite National Forest trailhead. Flood plain between north bank of Cuyama River and highway. Thicket of Pluchea sericea. Comment
  CAS-BOT-BC287321  Cynara cardunculus R. F. Hoover 1964-6-9 9005 San Luis Obispo On and near Fredericks Street Comment
  SDSU3818  Cynara cardunculus D. F. Howe 1967-8-13 4372 San Luis Obispo 4.4 miles east of Arroyo Grande city limit on Huasna Rd. 122 Comment
Read comments
Dec 5 2008
  OBI69468  Cynara cardunculus subsp. flavescens David J. Keil 2008-8-30 30558 San Luis Obispo Huasna Road southeast of Arroyo Grande, 3 miles southeast of junction with Branch Mill Road. 35 deg. 08'13.61"N x 120 deg. 29'19"W. 107 Comment
  UCD60067  Cynodon dactylon Ernest C. Twisselmann 1967-9-9 13685 San Luis Obispo San Luis Obispo Co.: Flowering Plants of the Temblor Range and the Western San Joaquin Valley. Palo Prieta Creek below Ortega Spring. 594 Comment
  UCR175498  Cynoglossum grande Mark A. Elvin, Nic Huber 2006-3-30 4631 San Luis Obispo Central Coast, NE of San Luis Obispo: Reservoir Canyon near the junction with Hampton Canyon, on south side of the creek 244 Comment
  UCD141041  Cyperus eragrostis G. K. Helmkamp; Elizabeth Helmkamp 2005-6-12 9669 San Luis Obispo San Luis Obispo County: South Central Coast Range: along CA Highway 229 (road to Creston), 5.5 miles north of CA Highway 58; beside West Branch of Huerhuero Creek. 363 Comment
  RSA586362  Cyperus eragrostis F. L. Johnson, E. A. Young 1993-5-23 ROB 0532 San Luis Obispo 1 km SW of Ranch House on Nacimiento Road. Comment
  SEINET9886884 Image available Cyperus erythrorhizos David J. Keil 1979-10-27 13640 San Luis Obispo Coast Range; Eastern end of Lopez Lake below confluence of Arroyo Grande Creek & Phoenix Creek, 0.2 m from junction of Lopez Canyon Rd & Pozo Rd. Comment
  OBI4236  Cyperus involucratus Karen Sopwith 1970-2-26 24 San Luis Obispo In open lot on corner of Grand Ave and Carfield St Comment
  UCD60462  Danthonia californica Larry E. Brown 1971-4-16 1943 San Luis Obispo San Luis Obispo Co.: At Laguna Lake. Near San Luis Obispo. Comment
  OBI61083  Datisca glomerata P. A. Holden 1968-7-30 506 San Luis Obispo Upper Lopez cyn Comment
  OBI79733  Datisca glomerata David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31614 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  OBI16260  Deinandra fasciculata Robert F. Hoover 1965-5-14 9364 San Luis Obispo E Fork Corral de Piedra crk Comment
  CAS-BOT-BC299376  Deinandra increscens subsp. increscens R. F. Hoover 1964-8-14 9247 San Luis Obispo Jack Lake Comment
  OBI34341  Deinandra increscens subsp. increscens David J. Keil, Eric Wise 1983-8-30 17886 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI74457  Deinandra increscens subsp. increscens David J. Keil, with V. L. Holland 1988-9-9 21124 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  JEPS13101  Deinandra increscens subsp. increscens Rimo Bacigalupi with R. S. Ferris, R. Holm, and R. M. and Mrs. Page 1953-7-25 4333 San Luis Obispo about 2 mi s Oceano (along State Highway 1, just n of Callender siding on S. P. (Coast Line) Railway, high above shores of Black Lake) Comment
  UCD77757  Deinandra paniculata Robert E. Preston 1999-8-31 1239 San Luis Obispo San Luis Obispo County: Camatta Ranch, 487 Comment
  CAS-BOT-BC292048  Deinandra pentactis John Thomas Howell 1929-10-12 4468 San Luis Obispo On Atascadero Creek, 5.2 miles w. of Atascadero Comment
  CAS-BOT-BC292049  Deinandra pentactis Clare B. Hardham 1982-8-28 25192 San Luis Obispo Headwaters, West Branch Huero Huero [Huerhuero] R. 426 Comment
  OBI29285  Deinandra pentactis David J. Keil 1980-9-15 14188 San Luis Obispo Calf Cyn, 0.25 mi W of intersection of Calif hwy 58 and 229. Comment
  RSA755150  Delphinium gypsophilum David J. Keil 1998-5-4 27070 San Luis Obispo Highway 58, 0.3 road miles east from junction with La Panza Road 503 Comment
  UC1125991  Delphinium gypsophilum H. C. Lee 1937-5-17 943 San Luis Obispo 1 1/2 mi nw Linnie School; Paso Robles Quadrangle Comment
  CAS-BOT-BC8682  Delphinium gypsophilum Ernest C. Twisselmann 1954-5-1 1150 San Luis Obispo Temblor Range, Associated Ridges, 7 miles east of Simmler 853 Comment
  CDA29604  Delphinium gypsophilum subsp. parviflorum G. F. Hrusa, S. Dubiel 2009-5-24 17869 San Luis Obispo Santa Lucia Mountains; Nacimiento Rd. +/- 1 mi. past Vista Pt., W of Paso Robles. 342 Comment
  CDA29605  Delphinium gypsophilum subsp. parviflorum G. F. Hrusa, S. Dubiel 2009-5-24 17870 San Luis Obispo Santa Lucia Mountains; Nacimiento Rd. +/- 1 mi. past Vista Pt., W of Paso Robles. 342 Comment
  UC9197  Delphinium gypsophilum subsp. parviflorum L. Jared 1822-3-4 San Luis Obispo South Coast Ranges Comment
  PASA2538  Delphinium parryi Margaret Stason 1932-5-1 San Luis Obispo near Simmler Comment
  CAS-BOT-BC7864  Delphinium parryi subsp. blochmaniae David Daniels Keck 1933-5-5 2225 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern part of county Comment
  CAS-BOT-BC7874  Delphinium parryi subsp. blochmaniae Ernest C. Twisselmann 1956-4-10 2635 San Luis Obispo Nipomo Mesa, 1.5 miles east of the Union Oil Refinery 33 Comment
  OBI26583  Delphinium parryi subsp. eastwoodiae David J. Keil 1981-5-31 s.n. San Luis Obispo County of Educational Facility at Rancho el Chorro Comment
  UC569929  Delphinium parryi subsp. eastwoodiae N. K. Carlson 1936-3-27 239 San Luis Obispo 2.2 mi sw Piney Ridge; San Luis Obispo Quadrangle 373 Comment
  CAS-BOT-BC121368  Delphinium parryi subsp. eastwoodiae Alice Eastwood 1928-5-17 15119 San Luis Obispo Along Chollo [=Chorro] Creek, on hills. Comment
  CAS-BOT-BC121372  Delphinium parryi subsp. eastwoodiae Clare Butterworth Hardham 1960-5-11 5672 San Luis Obispo Morro del Mar Comment
  UC56072  Delphinium parryi subsp. parryi J. H. Barber 1901-4-25 A 26 San Luis Obispo se Templeton Comment
  UCSC000274  Delphinium parryi subsp. seditiosum D. J. Norman 1969-4-12 378 San Luis Obispo Paso Robles 46 Comment
  OBI32796  Delphinium recurvatum David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12717 San Luis Obispo 23.5 mi Se of Calif Rte 58 along Simmler-Soda Lake Rd Comment
  SBBG71748  Delphinium variegatum subsp. variegatum M. M. Miles -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC7885  Delphinium variegatum subsp. variegatum Mrs. R. W. Summers 1886-4-21 s.n. San Luis Obispo Sta. Margarita Valley Comment
  OBI28473  Dendromecon rigida L. Baker 1982-5-15 s.n. San Luis Obispo Approx. 1 mi W of hwy 101 off the access road which begins at the summit of Cuesta Grade Comment
  OBI39943  Dendromecon rigida Tracy Sturm 1982-1 s.n. San Luis Obispo Pilitas Microwave Station (Summit) 1189 Comment
  PASA449  Dendromecon rigida 1929-5-4 San Luis Obispo Poso Mts. Comment
  UCR123151  Deschampsia cespitosa subsp. holciformis George K. Helmkamp, E. A. Helmkamp 2002-4-19 7423 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  RSA0023303  Deschampsia danthonioides Greg Wilvert 2005-5-31 458 San Luis Obispo Southeast half of the Caliente Range. Along Pipeline Road 927 Comment
  OBI72540  Deschampsia danthonioides M. Wetherwax and E. L. Painter, E. L. Painter 2001-4-4 CR- 153 San Luis Obispo Camp Roberts. S of Range Control 200 Comment
  CAS-BOT-BC201848  Deschampsia elongata Clare B. Hardham 1964-6-11 12021 San Luis Obispo Arroyo de la Cruz Comment
  UC53336  Deschampsia elongata Joseph Burtt Davy 1901-5 7560 San Luis Obispo Templeton, Rancho Asuncion Comment
  OBI77650  Descurainia pinnata Robert F. Hoover 1966-5-15 9854 San Luis Obispo Jack lake Comment
  UCR122150  Dichelostemma capitatum George K. Helmkamp, E. A. Helmkamp 2000-4-21 5462 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  CAS-BOT-BC500902  Dichelostemma capitatum David D. Keck 1933-5-5 2228 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern S. L. O. Co. On old dunes 1/4 to 1/2 mile inland from the ocean. Comment
  OBI80484  Dichondra David J. Keil 1992-1 22951 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI33082  Dichondra donelliana David J. Keil, CNPS Rare Plant committee 1983-5-1 16983 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI79783  Dichondra micrantha David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31578 San Luis Obispo Avenales Ranch, south of Pozo. Ranch headquarters 496 Comment
  UCD64098  Digitaria sanguinalis Ernest C. Twisselmann 1958-8-11 4623 San Luis Obispo Eastern San Luis Obispo Co.: Dorothy Twisselmann Ranch. 670 Comment
  OBI65854  Digitaria sanguinalis D. R. Miller 1994-7-29 794 .513 San Luis Obispo Pine Mt Region, around house at D.R. Miller property, E slope of Pine Mt, Tobacco Ck drainage 700 Comment
  SBBG104892  Diplacus aurantiacus M. D. Proctor, E. A. Young 1993-5-20 ROB 296 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG66793  Diplacus aurantiacus J. R. and R. C. Robbins 1932-8-29 San Luis Obispo near Cambria Comment
  SEINET12334881  Diplacus aurantiacus S. A. Thompson, Rawlins, J. E. 1988-1 5248 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  CAS-BOT-BC153166  Diplacus fremontii Clare B. Hardham 1956-5-31 821 San Luis Obispo Adelaida Rd. Comment
  OBI64186  Diplacus fremontii David J. Keil, with Kathleen A. Keil 2003-3-29 30092 San Luis Obispo Highway 58, ca. 0.5 miles east from Highway 229 junction Comment
  CAS-BOT-BC150717  Diplacus longiflorus Rimo Bacigalupi; G. T. Robbins; Roxana S. Ferris 1955-5-25 5248 San Luis Obispo Along Calif. Highway 178, eastern slope of the La Panza Range, watershed of Mariana Creek, 0.8 mile below and east of Pozo Summit 701 Comment
  OBI14793  Dipsacus sativus Robert F. Hoover 1965-9-18 9575 San Luis Obispo Trout Crk just SE of Santa Margarita Comment
  RSA223670  Dipsacus sativus J. T. Howell 1964-6-29 40820 San Luis Obispo Near St. Paul's Episcopal Church, Cambria. Comment
  OBI73251  Distichlis spicata Michael Walgren 2010-9-18 169 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
  SBBG104769  Distichlis spicata F. L. Johnson, E. A. Young 1993-5-27 ROB 656 San Luis Obispo W edge of post; Camp San Luis Obispo Comment
  OBI30901  Dodecatheon clevelandii Julie M. Vanderwier 1979-2-27 98 San Luis Obispo Indian Knob tar Sands Comment
  UCSB39340  Dodecatheon clevelandii Richardson, D. 1976-2-15 San Luis Obispo 4.6 miles north of hwy. 46 on Santa Rosa Creek Rd. at south-west corner of a farm rd. jcn. Comment
  HSC30148  Dodecatheon clevelandii subsp. insulare A. M. Montalvo, J. D. Ackerman 1974-3-25 145 San Luis Obispo Ca. 3.5 mi. E of Pozo on road to Hwy. 58 Comment
  OBI61033  Draba verna George Butterworth 1998-3-20 216 San Luis Obispo Carrizo Plain Natural Area. At Visitor center. T31S, R20E, S32 NW Qtr 597 Comment
  UC1046437  Drymocallis glandulosa var. wrangelliana Alex D. Hawkes and Rimo Bacigalupi 1951-4-26 4894 San Luis Obispo road from San Luis Obispo toward Huasna Canyon near Arroyo Grande; near Arroyo Grande Comment
  SBBG107804  Dryopteris arguta C. B. Hardham 1956-9-16 1355 San Luis Obispo York Mtn, W of Templeton (V2 Ranch) Comment
  JEPS116198  Dudleya abramsii subsp. bettinae E. L. Painter, M. Wetherwax 2000-6-13 SLO- 141 San Luis Obispo Camp San Luis Obispo. First ridge west of Cerro Romualdo. Cattle damage in area. Comment
  OBI51743  Dudleya abramsii subsp. murina R. Mike Arens 1994-6-10 90 San Luis Obispo Calif Polytechnic State Univ Campus 244 Comment
  SBBG118539  Dudleya abramsii subsp. murina E. Painter, M. Wetherwax 2000-6-11 SLO 121 San Luis Obispo between California Men's Colony and Chorro Reservoir; Camp San Luis Obispo 200 Comment
  LA204782  Dudleya abramsii subsp. murina Kei Nakai; 1978-9-1 417 San Luis Obispo Cuesta Canyon Park, San Luis Obispo, around the park's parking lot Comment
  OBI78807  Dudleya blochmaniae Michael Walgren 2014-4-15 390 San Luis Obispo Chevron Oil Company property east of Del Mar Park in the City of Morro Bay. 171 Comment
  OBI15241  Dudleya blochmaniae subsp. blochmaniae Robert F. Hoover 1947-5-12 7164 San Luis Obispo W base of Mt. Bishop near SLO Comment
  OBI57566  Dudleya blochmaniae subsp. blochmaniae David J. Keil 1998-6-12 27789 San Luis Obispo Morro Bay State Park. Park Ridge area W of Holister Peak, near quarry trail. Comment
  CAS-BOT-BC410883  Dudleya caespitosa Alice Eastwood 1927-7-29 14969 San Luis Obispo Morro Comment
  HSC38383  Dudleya caespitosa J. D. Ackerman, A. M. Montalvo 1974-7-24 395 San Luis Obispo Baywood Park, Morro Bay, N end of 13th St. Comment
  UC1015439  Dudleya caespitosa Reid Moran 1951-6-25 3497 San Luis Obispo 6 mi s San Luis Obispo (on Hwy 101) Comment
  UC455353  Dudleya lanceolata E. P. Unangst July 1906 San Luis Obispo San Louis Obispo Comment
  OBI32086  Dudleya palmeri David J. Keil 1981-6-20 14926 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC933219  Dudleya palmeri Reid Moran 1947-5-4 2173 San Luis Obispo 1 mi s San Simeon (seabluff) Comment
  RSA760734  Echinochloa colona David J. Keil 1999-9-19 s.n. San Luis Obispo San Luis Obispo. Corner of High Street and Parker. Comment
  OBI23086  Echinochloa crus-galli David J. Keil 1979-10-27 13652 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
  OBI82534  Echinochloa crus-galli David J. Keil 2015-7-8 33296 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road 280 Comment
  CAS-BOT-BC208911  Echinochloa crus-galli Clare B. Hardham 1957-7-31 2513 San Luis Obispo Swamp 11.7 miles east of Cambria, Rte. 41 - Santa Lucia Mountains Comment
  CAS-BOT-BC208547  Ehrharta calycina Ernest C. Twisselmann 1956-4-30 2729 San Luis Obispo Chris Twisselmann Ranch, - Temblor Range and the Western San Joaquin Valley 670 Comment
  SEINET6631353  Ehrharta calycina Mark A. Elvin, Gleen Greenwald 2013-1 7064 San Luis Obispo Central Coastal: Guadalupe-Nipomo Dunes National Wildlife Refuge; north of Santa Maria River, west of Guadalupe, '4-pond Valley', near the middle ponds. 18 Comment
  OBI14781  Elatine californica Robert F. Hoover 1950-5-15 7922 San Luis Obispo Near NW end of Laguna, San Luis Obispo Comment
  SBBG122341  Eleocharis acicularis D. Keil 1998-5-6 27107 San Luis Obispo Jardine Rd, 0.3 mi N of jct with Tower Rd, NE of Paso Robles Comment
  CAS-BOT-BC112951  Eleocharis macrostachya Mrs. H. C. Cantelow 1937-4-1 2174 San Luis Obispo 12 mi NE of Cayucus. Comment
  OBI51237  Eleocharis macrostachya Jan Barber 1994-4-2 130 San Luis Obispo San Simeon State Park, on most level part of mima mound area near E fenceline Comment
  OBI22613  Eleocharis parishii Robert F. Hoover 1965-9-7 9530 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI53021  Elymus Kristina Hand 1992-7-15 s.n. San Luis Obispo Ridge between Prefumo cyn and See Cyn Comment
  UCD62265  Elymus glaucus Lemmon Date Unknown San Luis Obispo San Luis Obispo County: San Luis Obispo. Comment
  RSA733992  Elymus glaucus D. M. McF 1954-6-18 s.n. San Luis Obispo Dick Westerman Ranch. Arroyo Grande. Comment
  UCD61855  Elymus glaucus T. M. Hendrix 1937-6-6 261 San Luis Obispo San Luis Obispo Co.: 1 1/2 miles N.W. of New District School. 411 Comment
  CAS-BOT-BC203656  Elymus glaucus subsp. glaucus R. F. Hoover 1964-6-5 8935 San Luis Obispo Near summit of ridge west of upper Lopez Canyon Comment
  UC1133025  Elymus multisetus C. A. Graham 1939-5-17 565 San Luis Obispo 1 mi ne Taylor Well; Branch Mt. Quadrangle Comment
  CAS-BOT-BC228687  Elymus multisetus John Thomas Howell 1948-6-15 24363 San Luis Obispo Red Hills se. of Shandon 762 Comment
  OBI21790  Elymus triticoides Robert F. Hoover 1946-6-1 6103 San Luis Obispo N end of Morro Bay Comment
  OBI66866  Elymus triticoides David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29597 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
  OBI28878  Emmenanthe penduliflora Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-5-2 848 San Luis Obispo 0.8 mi W of Huer Huero Rd; 2.2 mi W of Crest O'Donovan Rd on hwy 58 Comment
  RSA135419  Emmenanthe penduliflora Volney Rattan 1887-06 s.n. San Luis Obispo Near San Luis Obispo. Comment
  OBI65110  Encelia actoni Greg Wilvert 2005-4-30 368 San Luis Obispo SE half of the Caliente Range. 1 km E of Padrones Spring. 945 Comment
  CAS-BOT-BC392247  Enemion occidentale Clare B. Hardham 1964-3-8 12300 San Luis Obispo Headwaters, San Juan River Comment
  OBI70544  Ephedra californica G. F. Hrusa 2005-3-31 16395 San Luis Obispo Flats at base of Caliente Mts, immed. W of Swain Ridge. Carrizo Plain Natural area 747 Comment
  POM282133  Ephedra californica Lyman Benson 1932-5-9 3564 San Luis Obispo Upper Cuyama Valley, Temblor Mt. Ranges, Santa Maria River Watershed; Kern County line 610 Comment
  UC599266  Ephedra californica Frank W. Peirson 1938-4-12 12381 San Luis Obispo upper part of valley, which is in the extreme se corner of county Cuyama Valley Comment
  UCR24791  Epilobium ciliatum George K. Helmkamp 1981-1-20 s.n. San Luis Obispo Los Osos, S edge of Ito's Lake. 12 Comment
  RSA43098  Epilobium ciliatum subsp. ciliatum Robert F. Hoover 1947-7-27 7335 San Luis Obispo Black Lake Canyon, south of Arroyo Grande. Comment
  SBBG60235  Epilobium densiflorum M. M. Miles -Jun-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI65799  Epilobium minutum D. R. Miller 1994-4-30 494 -288 San Luis Obispo Pine Mtn Region. Along Road edge above Cline Cabin; Tobacco Crk drainage 488 Comment
  SBBG104931  Epipactis gigantea M. D. Proctor, E. A. Young 1993-4-17 ROB 464 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  RSA201677  Equisetum arvense Robert F. Hoover 1950-3-5 7768 San Luis Obispo Piedras Blancas Point (just N of). Comment
  SBBG62095  Equisetum hyemale D. Keil with K. Jones, S. Cochrane, M. G. McLeod, B. andL. Burdette, A. Griffith 1984-3-10 18093 San Luis Obispo Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jct with State Hwy 1 Comment
  OBI1039  Equisetum hyemale R. F. Hoover 1946-9-17 6422 San Luis Obispo Oceano, among trees in low moist area Comment
  OBI4307  Equisetum hyemale Felice C. Movich 1969-4-30 129 San Luis Obispo Tropicana Village Comment
  OBI62412  Equisetum hyemale L. D. Oyler, Bill and Dianne Deneen 1991-4-23 2162 San Luis Obispo Nipomo Dunes, west of Guadalupe Peak. Comment
  CAS-BOT-BC57451  Equisetum laevigatum Alice Eastwood; John Thomas Howell 1936-5-7 2263 San Luis Obispo Serrano Canyon near San Luis Obispo Comment
  OBI25578  Equisetum telmateia David J. Keil 1981-5-16 14671 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calfornia Highway 1. Comment
  SBBG104517  Equisetum telmateia subsp. braunii F. L. Johnson, E. A. Young 1993-6-23 ROB 696 San Luis Obispo Chorro Crk at bicycle repair facility; Camp San Luis Obispo Comment
  OBI58981  Eragrostis mexicana David J. Keil 1998-6-30 27872 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
  RSA0029046  Eremalche parryi Greg Wilvert 2005-3-27 56 San Luis Obispo Southeast half of the Caliente Range. Approx. 1.1 km NW of Wells Canyon. 1018 Comment
  SBBG124120  Eremalche parryi subsp. kernensis D. Wilken with E. Painter, P. De Vries 2011-3-30 17930 San Luis Obispo S side of volcanic dome, ca. 20 m below summit, ca. 3 km E of Washburn Ranch, 0.2-0.3 km W of Soda Lake Rd 192 Comment
  SBBG95310  Eremalche parryi subsp. kernensis D. Keil, R. Riggins, K. Bay 1986-4-26 19284 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd Comment
  RSA562189  Eremalche parryi subsp. kernensis D. Charlton, R. McCormick 1991-4-28 5039 San Luis Obispo Hwy 58, Carrizo Plains, northeast of Soda Lake. 823 Comment
  SBBG18888  Eremalche parryi subsp. parryi L. W. Edge 1973-4-11 298 San Luis Obispo St Hwy 58 near Shell Crk Comment
  OBI47637  Eremothera boothii David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19270 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd 838 Comment
  CAS-BOT-BC160163  Eremothera boothii subsp. decorticans R. F. Hoover 1967-4-9 10399 San Luis Obispo Elkhorn Scarp Comment
  SBBG42018  Eriastrum densifolium H. M. Pollard 1968-6-7 San Luis Obispo near Oso Flaco Lake Comment
  SBBG82698  Eriastrum densifolium C. F. Smith 1968-7-30 10101 San Luis Obispo dunes at Oceano State Beach Comment
  OBI70489  Eriastrum densifolium subsp. densifolium Larry Kelly, David J. Keil 1988-10-1 286 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  RSA0107364  Eriastrum densifolium subsp. densifolium E. A. Purer 1933-7-20 5086 San Luis Obispo 5 miles north of Guadalupe. Comment
  SBBG109210  Eriastrum luteum C. B. Hardham 1956-5-15 725 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  CAS-BOT-BC187967  Eriastrum luteum Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5240 San Luis Obispo Near summit of Parkhill Road, 3.4 miles W of its junction with Las Pilitas Road, 10 miles E of Santa Margarita 533 Comment
  UCR153986  Ericameria arborescens R. D. Goeden 1998-9-10 s.n. San Luis Obispo Cuesta Ridge Botanical Area, north of San Luis Obispo 732 Comment
  OBI7488  Ericameria arborescens David J. Keil 1976-10-10 11855 San Luis Obispo Along Cuesta Grade Rd. 1.2 mi below gate at base of microwave towers Comment
  OBI43733  Ericameria ericoides David J. Keil 1986-10-13 19781 San Luis Obispo Sweet springs area on southern shore of Morro Bay 5 Comment
  UC1118722  Ericameria ericoides H. C. Lee 1936-6-2 651 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quadrangle 7 Comment
  CAS-BOT-BC291292  Ericameria ericoides R. F. Hoover 1946-10-20 6513 San Luis Obispo Upper Huasna River just below Arroyo Seco Comment
  CAS-BOT-BC291295  Ericameria ericoides R. F. Hoover 1966-9-21 10074 San Luis Obispo 1 mile south of Edna on Price Canyon Road to Pismo Beach Comment
  CAS-BOT-BC292324  Ericameria linearifolia R. C. Wenk 2007-4-8 594 San Luis Obispo Carrizo Plain National Monument, Carrizo Plain, along trail to peak 1280 Comment
  OBI15436  Ericameria linearifolia Robert F. Hoover 1966-3-30 9778 San Luis Obispo First large cyn N of Crocker Grade, W side of Temblor Range 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
  UCD131572  Ericameria pinifolia Roman Gankin; G. L. Webster, Ken Milam, Ed Gedling 1966-9-24 s.n. San Luis Obispo San Luis Obispo County: Summit of Noyes Road, Arroyo Grande. Comment
  CAS-BOT-BC293650  Erigeron blochmaniae R. F. Hoover 1966-9-21 10083 San Luis Obispo Oso Flaco Lake Comment
  OBI16547  Erigeron foliosus unk 1952-6-7 139 San Luis Obispo Carrisa Plain-1 mi W 2 mi S, Simmler Comment
  OBI75766  Erigeron foliosus var. foliosus D. R. Miller 2011-7-27 711 .977 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. This stand is on edge of main road on N slope of pie Mt. Marmolejo crk drainage. T26S, R8E, Sect 10 on topo map-Pebblestone shut-in 957 Comment
  UCR39163  Erigeron philadelphicus David J. Keil 1981-6-20 14857 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  JEPS74299  Erigeron philadelphicus var. philadelphicus Ernest C. Twisselmann 1972-4-1 18597 San Luis Obispo ca. 4.5 mi e Lopez Lake (canyon of Arroyo Canyon Creek); Arroyo Canyon Creek 243 Comment
  CAS-BOT-BC189168  Eriodictyon crassifolium var. nigrescens Geo. B. Grant 1901-1-1 417 San Luis Obispo Mount Lowe Comment
  UC1372688  Eriodictyon crassifolium var. nigrescens Robert J. Rodin 1970-6-18 8414 San Luis Obispo near Highway 166 about 20 mi w New Cuyama (near southern border of county); w of New Cuyama Comment
  UC1372689  Eriodictyon crassifolium var. nigrescens Robert J. Rodin 1970-6-18 8412 San Luis Obispo along Highway 166 about 24 mi w New Cuyama; w of New Cuyama Comment
  CAS-BOT-BC189000  Eriodictyon parryi Ernest C. Twisselmann 1955-5-27 2023 San Luis Obispo Near Honey Bee Mine, Cammatta Canyon 624 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
  CDA11562  Eriodictyon traskiae subsp. smithii G. F. Hrusa 1993-5-22 11111 San Luis Obispo Los Padres Natl. Forest, Black Butte Research Natural Area, along main ridge road, approx. 1 m. N of Mt. Lowe. Comment
  CAS-BOT-BC248571  Eriogonum angulosum Ernest C. Twisselmann 1953-8-15 700 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: 7 miles south of Cholame Comment
  OBI59235  Eriogonum angulosum G. F. Hrusa 2000-9-30 15700 San Luis Obispo Carrizo Plain Natural Area. Elkhorn Grade, 1 st summit to E of Soda Lake Rd 884 Comment
  OBI78409  Eriogonum angulosum Craig Woods 1978-5-27 61 San Luis Obispo E side of Carrizo Plain along Sim soda lake rd approx 2.5 mi NW of Hurricane rd 762 Comment
  OBI82275  Eriogonum angulosum David J. Keil 2015-5-18 33190 San Luis Obispo La Panza Range, eastern slope. Los Padres Ranch, west of Highway 58 between Red Hill Road and Shell Creek Road 500 Comment
  SEINET6196050  Eriogonum angulosum Clifton F. Smith 1991-6-28 12230 San Luis Obispo In Cuyama Valley drainage near summit of crossing to Carrizo Plain, in western part of Caliente Mountain ridge Comment
  OBI78411  Eriogonum angulosum Robert F. Hoover 1966-10-8 10143 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  OBI82636  Eriogonum baileyi David J. Keil 2015-7-8 33316 San Luis Obispo Along west side of El Pomar Drive, Templeton at gravel yard on east side of Salinas River riparian corridor Comment
  UC77662  Eriogonum baileyi var. baileyi E. Palmer, M. D. June 1876 497 San Luis Obispo n San Luis Obispo; Coast Range Comment
  SBBG117468  Eriogonum elongatum var. elongatum E. Painter, M. Wetherwax 2000-8-21 CR 122 San Luis Obispo below bldg 10 on Headquarters Hill; Camp Roberts 216 Comment
  OBI11121  Eriogonum elongatum var. elongatum Robert F. Hoover 1946-8-18 6320 San Luis Obispo Calf Cyn, E of Santa Margarita on rd to Creston Comment
  SBBG93746  Eriogonum fasciculatum var. foliolosum S. A. Junak 1990-6-27 4381 San Luis Obispo W Cuesta Ridge, near E edge of Cuesta Ridge Botanical Area, along S side of W Cuesta Ridge Rd 713 Comment
  CAS-BOT-BC250249  Eriogonum fasciculatum var. polifolium Lonnie Belden 1965-7-16 s.n. San Luis Obispo Caliente Mt. 914 Comment
  JEPS86556  Eriogonum fasciculatum var. polifolium Roy E. Buck 1988-5-30 915 San Luis Obispo ca. 1.0 air km nne mouth of canyon (e side) (n to nw facing side slopes of draws on e facing lowermost slope of Padrones Canyon; 6 air km ne of New Cuyamaca (Santa Barbara Co.)); Caliente Range, Padrones Canyon 707 Comment
  OBI11088  Eriogonum gossypinum Robert F. Hoover 1967-4-1 10324 San Luis Obispo Canyon in Temblor Range near N 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-BC257511  Eriogonum inflatum Ernest C. Twisselmann 1965-4-25 10549 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 640 Comment
  SBBG23439  Eriogonum inflatum var. inflatum E. C. Twisselmann 1965-4-25 10549 San Luis Obispo summit of Palo Prieto Cyn 640 Comment
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Dec 20 2017
  CAS-BOT-BC251968  Eriogonum latifolium Clare B. Hardham 1959-9-27 4989 San Luis Obispo Arroyo de la Cruz Comment
  OBI79464  Eriogonum nudum David J. Keil 2011-11-26 31204 San Luis Obispo West side of US 101 at truck pullout at top of Cuesta Grade 445 Comment
  CAS-BOT-BC271980  Eriogonum nudum var. pubiflorum R. F. Hoover 1946-9-15 6408 San Luis Obispo La Panza District Comment
  UC771742  Eriogonum nudum var. pubiflorum R. F. Hoover 1946-9-15 6408 San Luis Obispo La Panza District Comment
  CAS-BOT-BC271991  Eriogonum nudum var. pubiflorum Ernest C. Twisselmann 1954-7-18 1439 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at Summit of Palo Prieta Canyon, 7 miles south of Cholame 594 Comment
  OBI17925  Eriogonum parvifolium Dave Imper 1977-1-8 36 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 91 Comment
  SBBG14962  Eriogonum parvifolium E. R. Blakley 1960-7-2 3511 San Luis Obispo 0.25 mi N of Oso Flaco Lake 30 Comment
  SBBG28181  Eriogonum parvifolium S. G. Stokes 1932-8-29 20 San Luis Obispo Pismo Beach Comment
  UC1392800  Eriogonum parvifolium Robert F. Hoover 1969-9-21 11601 San Luis Obispo s end of Morro Bay Morro Bay Comment
  UCR131476  Eriogonum parvifolium June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, highway south of Morro Bay toward Los Osos 40 Comment
  OBI10982  Eriogonum parvifolium Robert F. Hoover 1964-8-13 9211 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  UC6416  Eriogonum parvifolium Wm. H. Brewer 1860-11-25 17 San Luis Obispo hills, San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC268371  Eriogonum roseum Ernest C. Twisselmann 1954-9-10 1570 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: 6 miles east of Cholame 563 Comment
  SBBG1669  Eriogonum roseum C. B. Hardham 1959-6-29 4936 San Luis Obispo ca. 1 mi W of intersection of Cayucos Rd and York Mtn Rd Comment
  OBI29284  Eriogonum roseum David J. Keil 1980-9-15 14187 San Luis Obispo Calif Cyn, 0.25 mi W of intersection of Calif hwy 58 and 229 Comment
  OBI58473  Eriogonum saxatile David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27532 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  CAS-BOT-BC263427  Eriogonum temblorense James L. Reveal 1978-6-25 4770 San Luis Obispo Along Highway 58, 1.2 mile east of the Kern County line about 14 miles west of California Highway 33 near McKittrick 944 Comment
  CDA21000  Eriophyllum confertiflorum G. F. Hrusa 1993-5-21 11064 San Luis Obispo Big Falls Creek, on E side of creek approx. 3/4 mi. upstream from confluence with Lopez Creek. Comment
  LA105509  Eriophyllum confertiflorum var. confertiflorum Barry A. Prigge; 1989-4-19 8616 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1 106 Comment
  UCR118385  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 1998-6-30 4239 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  CAS-BOT-BC301084  Eriophyllum lanatum var. achilleoides R. F. Hoover 1957-7-19 8388 San Luis Obispo Cypress Mt. Comment
  RSA163740  Eriophyllum lanatum var. achilleoides Clare B. Hardham 1963-6-23 10846 San Luis Obispo Sargent Cypress groves, Cypress Mt. 610 Comment
  SBBG8189  Eriophyllum multicaule H. and M. Dearing 1939-3-19 3069 San Luis Obispo near sea, Oso Flaco Lake Comment
  UC608347  Eriophyllum multicaule C. A. Graham 1938-4-8 293 San Luis Obispo 0.5 mi wsw of Bee Rock (Bee Rock Canyon, a tributary of the San Antonio River, sw of Bradley); Bradley Quadrangle, Bee Rock Canyon 457 Comment
  CAS-BOT-BC301865  Eriophyllum pringlei Clare B. Hardham 1957-4-13 1643 San Luis Obispo Black Mt., Highland District Comment
  CAS-BOT-BC301904  Eriophyllum pringlei R. F. Hoover 1947-3-29 6802 San Luis Obispo 5 mi. e. of Creston on La Panza road Comment
  CAS-BOT-BC301950  Eriophyllum staechadifolium R. W. S. 1886-6-17 s.n. San Luis Obispo Morro Bay Comment
  OBI35288  Eriophyllum staechadifolium Melody Dickens 1980-6-10 36 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  OBI35419  Eriophyllum staechadifolium Melody Dickens 1980-4-16 3 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI31808  Erodium botrys Smeltzer/Turnquist 1982-4-6 2 San Luis Obispo SE side of Laguna lake park Comment
  UCR140768  Erodium botrys George K. Helmkamp 2004-3-13 8353 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  OBI55238  Erodium cicutarium Greg Frugoli 1997-2-22 3 San Luis Obispo W facing slope along off rd trl. La Panza bypass, La Panza range, Los Padres NF (Hwy 58 burn area) 756 Comment
  SBBG119178  Erodium cicutarium M. Wetherwax, E. Painter 2000-3-7 CR 1 San Luis Obispo near jct of San Antonio Rd and abandoned part of Bee Rock Rd (across impact area), near SW gate of impact area; Camp Roberts 200 Comment
  UCSC000438  Erodium macrophyllum T. M. Hendrix 1937-4-26 90 San Luis Obispo 1.5 miles east of Highland School - Pozo 579 Comment
  OBI66371  Eruca vesicaria David J. Keil 2006-4-7 30444 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  SBBG81850  Eruca vesicaria C. F. Smith 1950-5-3 2754 San Luis Obispo bridge on Cholame Crk, Palo Prieto Cyn Comment
  CAS-BOT-BC41446  Eruca vesicaria subsp. sativa John Thomas Howell 1956-3-22 31127 San Luis Obispo Roadside just west of Cholame. Comment
  SBBG96059  Eryngium armatum D. Keil 1983-7-16 17391 San Luis Obispo 1.8 mi N of Arroyo de la Cruz Comment
  SBBG107249  Eryngium vaseyi C. B. Hardham 1957-6-18 2260 San Luis Obispo Huntington Ranch, Tierra Redonda Comment
  SBBG32193  Eryngium vaseyi E. C. Twisselmann 1968-9-12 14926 San Luis Obispo T. Franklin Twisselmann Ranch, Choice Valley 609 Comment
  UC2013164  Eryngium vaseyi David Keil 1998-9-4 28116 San Luis Obispo 0.4 miles N of junction Gillis Canyon Road on Bitterwater Road. Comment
  UCR266174  Eryngium vaseyi var. vaseyi David J. Keil, Elizabeth Painter, Margariet Wetherwax, Jody Olsen, K. Downing, C. Bratt, Lynne D. Althouse 2000-5-16 28683 San Luis Obispo Camp Roberts; along C25 Road, c. 0.4 air km SW of junction with Avery Rd., c. 3.2 air km due west of Nacimiento River, c. 2.5 air km due north of Nacimiento River 201 Comment
  OBI7143  Erysimum X cheiri Jane Beckman 1976-4-21 21 San Luis Obispo From a garden 61 Comment
  OBI15037  Erysimum capitatum var. capitatum Robert F. Hoover 1968-4-17 11048 San Luis Obispo Elkhorn Hills Comment
  SBBG83807  Erysimum capitatum var. capitatum C. F. Smith 1986-5-15 12076 San Luis Obispo rd up to Caliente Mtn from Russell Ranch in Cuyama Valley 1219 Comment
  JEPS13559  Erysimum capitatum var. capitatum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5190 San Luis Obispo roadcut near summit of grade (on road from Creston to Shandon, 4.5 mi n of Creston Cemetary) 457 Comment
  SBBG98986  Erysimum capitatum var. capitatum C. F. Smith 1991-6-25 12220 San Luis Obispo dirt rd to Cuyama Valley, ca. 3 mi from Caliente Mtn ridge Comment
  RSA355813  Erysimum capitatum var. lompocense R. F. Thorne 1968-6-7 37753 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  OBI59672  Erysimum suffrutescens Larry Kelly, David J. Keil, V. L. Holland, and Lynne Dee Oyler 1990-4-12 394 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  CAS-BOT-BC55218  Erysimum suffrutescens R. F. Hoover 1948-3-26 7430 San Luis Obispo Sunnyside School near Baywood Park. Comment
  OBI4923  Erysimum suffrutescens Aart C. De Vos 1963-4-30 97 San Luis Obispo 2 mi S of Morro Bay 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
  UCSB17184  Erysimum suffrutescens Vernand, Ramona 1963-4-7 San Luis Obispo About 0.3 miles west of Los Osos Valley Road on dirt road, about 12.5 miles northwest of San Luis Obispo Comment
  SEINET8205906  Erythranthe androsacea R. F. Hoover 1952-5-11 8186 San Luis Obispo Navajo Creek district, east side of La Panza Range. Comment
  OBI55638  Eschscholzia caespitosa David J. Keil 1989-6-9 21250 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  UC75795  Eschscholzia caespitosa Lizzie Cook May 1895 San Luis Obispo Arroyo Grande Comment
  JEPS51742  Eschscholzia caespitosa W. L. Jepson 1927-4-26 11982 San Luis Obispo Salinas River Bridge Comment
  CAS-BOT-BC403492  Eschscholzia californica Alice Eastwood; John Thomas Howell 1935-3-25 2031 San Luis Obispo West side of Cottonwood Pass Comment
  HSC32025  Eschscholzia californica J. D. Ackerman 1974-7-24 397 San Luis Obispo Baywood Park, S end of Morro Bay, N end of 13th St. Comment
  OBI11800  Eschscholzia californica Fred W. Rush Jun-56 62 San Luis Obispo Mt SLO Comment
  OBI11810  Eschscholzia californica Robert F. Hoover 1964-6-13 9097 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  UCD95320  Eschscholzia californica Daryl Koutnik 1978-6-19 542 San Luis Obispo San Luis Obispo County: San Bernardo Creek. 91 Comment
  CAS-BOT-BC403495  Eschscholzia californica T. C. Fuller 1967-5-11 15818 San Luis Obispo Opposite 1697 Front St. (Hwy 1), Oceano Comment
  CAS-BOT-BC403508  Eschscholzia californica Ernest C. Twisselmann 1966-9-10 12802 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the head of Palo Prieta Canyon 640 Comment
  OBI80367  Eschscholzia californica Kristen M. Nelson 2013-2-16 25 San Luis Obispo Ca. 0.6 mile northeast of Avila Beach Ca. 0.35 driving mile west of San Luis Bay Drive on Avila Beach Drive. Adjacent to distrubed roadside pull-out and immediately south of San Luis Obispo Creek. 6 Comment
  UCD95286  Eschscholzia californica Curtis Clark 1975-5-26 500 San Luis Obispo San Luis Obispo County: east of Santa Margarita on State Highway 58, 1.3 miles west of junction with State Highway 229. Comment
  CAS-BOT-BC76466  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
  UCD95232  Eschscholzia lemmonii R. F. Hoover 1949-4-2 7581 San Luis Obispo San Luis Obispo County: 7 miles NE of Creston on Shandon road. Comment
  HSC91679  Eucalyptus cornuta Susan H. Bicknell 1988-11-22 San Luis Obispo Montana de Oro State Park, MDO9 Comment
  OBI22796  Eucalyptus polyanthemos Terral Kershaw 1970-2-21 12 San Luis Obispo Lawn strip area along N side of Admin bldg, Cal Poly campus, SLO 70 Comment
  OBI77670  Eucalyptus sideroxylon R. D. McCall 1978-10-28 12 San Luis Obispo Cal Poly campus Comment
  OBI54293  Eucalyptus viminalis David J. Keil 1996-5-24 25866 San Luis Obispo Laguna Lake Park, SLO Comment
  OBI34408  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil, Kathy Jones 1982-4-4 15819 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI60894  Euphorbia oblongata Meghan Reeves 2002-5-15 9 San Luis Obispo N bank on Abbot St E of Grand Ave 70 Comment
  OBI59234  Euphorbia ocellata G. F. Hrusa 2000-9-30 15701 San Luis Obispo Elkhorn Grade, 1 st summit to E of Soda Lake Rd. UTM 11S, 0272589N, 3876705E 884 Comment
  OBI65733  Euphorbia peplus D. R. Miller 1994-7-13 794 -500 San Luis Obispo Pine Mt Region. At Chappelka property, on Ridge Rd. On upper Pico Crk drainage. the beds are next to main house, on the s corner (near palm) 914 Comment
  OBI14388  Euphorbia spathulata Robert F. Hoover 1969-4-22 11254 San Luis Obispo San Bernardo crk E of Morro Bay Comment
  UC1392891  Euphorbia spathulata R. F. Hoover 1969-4-22 11254 San Luis Obispo e of Morro Bay (San Bernardo Creek); San Bernardo Creek Comment
  CAS-BOT-BC310715  Euthamia occidentalis R. F. Hoover 1966-9-16 10027 San Luis Obispo Santa Margarita Creek 2 mi. n. of Santa Margarita Comment
  OBI52075  Euthamia occidentalis Larry Kelly, David J. Keil 1988-10-1 265 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI82632  Euthamia occidentalis David J. Keil 2015-7-8 33324 San Luis Obispo Santa Rita Road west of Templeton Comment
  OBI29943  Euthamia occidentalis David J. Keil 1977-10-22 s.n. San Luis Obispo 1/4 mi E of jctn with South Bay Blvd along Turri rd Comment
  OBI78419  Fallopia sachalinensis T. C. Fuller 1967-5-11 15819 San Luis Obispo 500 sq ft infestation bet. Rd & ditch, opp stop sign of off ramp from the N bound lanes of the fwy, E side of el Camino Real, 0.1 mi S of Santa Ysabel Ave, Atascadero Comment
  OBI21818  Festuca bromoides Robert F. Hoover 1947-4-26 7078 San Luis Obispo Parkhill district Comment
  UCSB36164  Festuca bromoides Roberts, D. 1980-4-25 San Luis Obispo 2 miles East along Cuesta Ridge Rd to meadow 610 Comment
  OBI21820  Festuca californica Robert F. Hoover 1950-6-20 7992 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  SBBG18766  Festuca californica C. B. Hardham 1957-4-25 1731 San Luis Obispo Cypress Mtn Comment
  CAS-BOT-BC283197  Festuca californica subsp. hitchcockiana Clare B. Hardham 1957-4-25 1731 San Luis Obispo North slope Cypress Mt., Santa Lucia Mountains Comment
  OBI21842  Festuca microstachys Robert D. Page 1962-4-20 75 San Luis Obispo Cal Poly Canyon 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
  SBBG104573  Festuca microstachys M. D. Proctor, E. A. Young 1993-3-19 ROB 246 San Luis Obispo ca. 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts 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
  OBI3190  Festuca microstachys Larry E. Brown 1970-4-12 1776 San Luis Obispo Growing along Tassajara Road north of Cuesta Ridge near Santa Margarita Comment
  OBI46170  Festuca microstachys Lynee Dee Oyler 1986-5-6 431 San Luis Obispo Santa Margarita Ranch, Estadio field in eastern part of the ranch Comment
  SBBG112802  Festuca microstachys var. microstachys C. B. Hardham 1957-5-12 1952 San Luis Obispo Willow Crk, Montgomery Ranch Comment
  OBI42387  Festuca myuros David J. Keil 1986-4-8 19120 San Luis Obispo Fire Ecology Classtrip to BLM land on E side of Santa Margarita Lake Comment
  UCSB30273  Festuca myuros Hardham, Clare 1961-5-18 San Luis Obispo between Pine Mt. and Rooky Butte; Santa Lucia Mountains Comment
  SBBG93997  Festuca myuros var. hirsuta S. A. Junak 1989-4-27 3982 San Luis Obispo N side of USFS Rd 29S11.3, ca. 2 mi W of E boundary [Cuesta Ridge Botanical Area], ca. 5 mi W of US Hwy 101 810 Comment
  OBI44847  Festuca octoflora David J. Keil 1985-3-31 18488 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park HIll and Hwy 229 Comment
  OBI19873  Festuca octoflora Walter F. Chesbro 1978-5-6 113 San Luis Obispo Soda Lake Comment
  OBI19095  Foeniculum vulgare Robert C. Brown 1974-11-16 22 San Luis Obispo E side of Poly Cyn [Cal Poly campus] 91 Comment
  RSA451782  Fragaria californica R. S. Woglum 1940-4-21 2645 San Luis Obispo Cambria Pines and Beach Comment
  OBI66992  Fragaria vesca D. R. Miller 1994-4-12 494 -198 San Luis Obispo Pine Mt Region, in Almaden flats lower forest edge, Pico Crk drainage 875 Comment
  CAS-BOT-BC52668  Frangula californica subsp. californica Alice Eastwood 1927-4-7 14305 San Luis Obispo Morro, San Luis Obispo Comment
  SBBG104473  Frangula californica subsp. californica F. L. Johnson, E. A. Young 1993-5-26 ROB 644 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  SD39750  Frangula californica subsp. californica Edith A. Purer 1932-8-28 4856 San Luis Obispo Oceano, stabilized dunes Comment
  UC1953176  Frangula purshiana David Keil 1998-6-12 27798 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  RSA116528  Frankenia salina E. C. Twisselmann 1954-6-5 1323 San Luis Obispo Soda Lake: South Shore; Carriso Plains. 579 Comment
  OBI7357  Fremontodendron californicum Mark Fresh 1976-2-24 4 San Luis Obispo 150 ft due N of Diablo dorm, on Cal Poly Comment
  RSA14956  Fremontodendron californicum Gertrude Sinsheimer 1935-5-9 s.n. San Luis Obispo Pettitt's Canyon on hills near San Luis Obispo Comment
  UC572345  Fremontodendron californicum subsp. californicum G. T. Nordstrom 1937-6-11 1330 San Luis Obispo 2.6 mi nw of Josephine School 533 Comment
  OBI83675  Fremontodendron mexicanum Kiah Hixon, Robert Garland, Ryan Millward, Kaia Anderson, Christina Arthur, Jeremy Schmidt 2017-1 San Luis Obispo Comment
  CAS-BOT-BC130108  Fritillaria affinis Otto, Renner 1923-4-1 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC130109  Fritillaria affinis Alice Eastwood 1927-4-7 14307 San Luis Obispo Morro Comment
  OBI65832  Fritillaria biflora D. R. Miller 1994-4-1 494 -159 San Luis Obispo Pine Mtn Region. Below Coles Rd in near crk crossing Marmolejo crk drainage 732 Comment
  UC917027  Fritillaria biflora R. Bacigalupi 1949-4-7 3076 A San Luis Obispo 6.4 mi e of junction w California Highway #1 (along Santa Rosa Creek Road, near Cambria); Santa Rosa Creek Road Comment
  OBI9956  Galium andrewsii Robert J. Rodin 1954-4-3 5946 San Luis Obispo Bishop's Peak, San Luis Obispo Comment
  UC52205  Galium andrewsii subsp. intermedium Rev. R. W. Summers 381 San Luis Obispo summit Santa Lucia Mt. Comment
  OBI51820  Galium aparine Gary Westbrook Mar-94 44 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge 244 Comment
  RSA187434  Galium aparine I. L. Wiggins 1929-5-21 3719 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI26908  Galium aparine Fred Hrusa 1980-4-12 10 San Luis Obispo Ridge above botanic garden. Looking down on cluster of houses. [Poly Cyn; Cal Poly campus] 229 Comment
  RSA0048535  Galium aparine W. M. Arbaugh 1968-5-5 243 San Luis Obispo Lopez Dam, 1/2 mile above in a disturbed area. Comment
  UC1927712  Galium parisiense David Keil, V. L. Holland 2001-5-2 29490 San Luis Obispo Western outskirts of Atascadero. 3-F Meadows area, proposed for housing development. Comment
  OBI35578  Galium porrigens S. M. Inman 1983-5-14 59 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, to S of dirt road Comment
  JEPS21455  Galium porrigens var. porrigens Job Kuijt 1958-5-11 1510 San Luis Obispo dunes w S.P. tracks (at the Union Oil side road off Hwy 1, 5.6 mi s of Oceano) Comment
  OBI9910  Galium trifidum subsp. columbianum Robert F. Hoover 1946-8-25 6335 San Luis Obispo Oceano Beach Comment
  OBI9911  Galium trifidum subsp. columbianum Robert F. Hoover 1947-4-18 6962 San Luis Obispo Near Piedras Blancas Point Comment
  CAS-BOT-BC303462  Gamochaeta ustulata J. E. Roadhouse 1905-1-1 s.n. San Luis Obispo Near San Luis Obispo Comment
  SBBG96943  Garrya veatchii D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 San Luis Obispo Chaparral Rd near the E end of the Botanical area, below TV antennas Comment
  OBI78238  Garrya veatchii Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E of Cuesta Ridge 2.7 mi SE of hwy 101 Comment
  RSA172259  Garrya veatchii Robert F. Thorne 1963-4-20 31590 San Luis Obispo Approximately two miles northwest from Cuesta Pass along Cuesta Ridge. Comment
  UC572536  Gastridium ventricosum G. T. Nordstrom 1937-5-25 1278 San Luis Obispo one mi e Josephine School; Adelaida Quad. 457 Comment
  OBI83572  Gazania linearis David J. Keil, Bill Waycott, Ron Rothman 2016-5-20 34214 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rathman property at 6140 High Laurel Lane. Mosaic of oak-bay dominated woodlands, coastal scrub, and grasslands. Locally naturalized on hilltop near unpaved road in grassy, oak-wooded area. 400 Comment
  CAS-BOT-BC219136  Genista monspessulana R. F. Hoover 1958-2-2 8407 San Luis Obispo Cambria, in Monterey Pine woods Comment
  OBI83674  Genista monspessulana Allison Tuuri, Jody Maddigan, Erika Rhodes, Cindy Want, Matt Murray, Nano Schmidt 2017-4-23 1 San Luis Obispo Ontario Ridge Trail, Avila. Right beside trail parking lot to the west. 220 Comment
  OBI14083  Geranium core-core Robert F. Hoover 1947-4-18 6960 San Luis Obispo Near Piedras Blancas Point Comment
  OBI66456  Geranium core-core David J. Keil 2005-6-24 30408 San Luis Obispo Cambria. 0.6 miles n of Burton Drive along Highway 1 Comment
  OBI80270  Geranium dissectum Julie M. Vanderwier 1979-5-23 135 San Luis Obispo Indian Knob Tar Sands. Comment
  OBI82552  Geranium rotundifolium David J. Keil, with Bill Waycott et al. 2015-7-9 33336 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  CDA34883  Geranium rotundifolium David J. Keil 2000-5-9 28648 San Luis Obispo Cuesta Grade east side, ca. 2 miles from Highway 101 along Mt. Lowe Road. 0 Comment
  OBI79799  Gilia David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31570 San Luis Obispo Avenales Ranch, south of Pozo 420 Comment
  LA105511  Gilia achilleifolia Barry A. Prigge; 1989-4-19 8614 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1 106 Comment
  RSA48965  Gilia achilleifolia Verne Grant, Alva Grant 1948-5-29 8568 San Luis Obispo slope 7 miles West of Atascadero on road to Morro Bay Comment
  SBBG107698  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1958-3-31 2978 San Luis Obispo intersection of Fernandez Crk and Paso Robles-Simmler Rd Comment
  UC123664  Gilia achilleifolia subsp. achilleifolia T. M. Hendrix 1937-5-10 169 San Luis Obispo 5 1/4 wsw El Dorado School; Pozo Quadrangle Comment
  UCD81787  Gilia minor CA Dept. of Fish and Game 2008-4-4 CARR 0064 San Luis Obispo San Luis Obispo County: CDFG Carrizo Plain Ecological Reserve. 681 Comment
  UCSB57190  Gilia tenuiflora Callaway, R.; Ryan, P. 1987-4-17 San Luis Obispo North side of Parkhill Road, 2.5 miles east of its jct. with Hwy. 58, north of Santa Margarita 457 Comment
  CAS-BOT-BC226500  Gilia tenuiflora subsp. amplifaucalis Mrs. R. W. Summers No date on label s.n. San Luis Obispo S. Margarita (Hills) Comment
  RSA185466  Gilia tenuiflora subsp. amplifaucalis Clare B. Hardham 1965-3-28 12538 San Luis Obispo West side of Hubbard Hill Comment
  UC564126  Gilia tenuiflora subsp. amplifaucalis Roxana S. Ferris 1935-3-29 9086 San Luis Obispo on the Santa Maria-McKittrick Road 7 mi e Pozo; e of Pozo Comment
  SBBG107671  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1961-4-17 6824 San Luis Obispo Pine Mtn 975 Comment
  CAS-BOT-BC266513  Githopsis diffusa Alice Eastwood 1906-6-13 435 San Luis Obispo Suey Creek Comment
  OBI66367  Githopsis diffusa subsp. robusta David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26284 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
  OBI52723  Githopsis specularioides D. R. Miller 1991-5-23 915 -1 San Luis Obispo Along rd into D.R. Miller Property, also in fruit orchard, E slope Pine Mt 701 Comment
  JEPS43094  Glaux maritima Ira Condit 1910-4-30 San Luis Obispo Pismo Comment
  SBBG123042  Glebionis coronaria D. Keil 2000-6-1 28799 San Luis Obispo jct of Halcyon Rd and Hwy 1, near Arroyo Grande Comment
  OBI31287  Glycyrrhiza lepidota Joy Nishida 1982-6-24 483 San Luis Obispo American Cyn, .2 mi S of American Cyn campground 518 Comment
  OBI81037  Gnaphalium canescens Jason Dart, A. Weichert, G. Hind 2010-5-19 409 -H29 San Luis Obispo Hind River Ranch, east side of Salinas River, adjacent to Crescent Lake, approximately 1.3 miles east of the intersection of Highway 58 and Pozo Road 317 Comment
  CAS-BOT-BC307434  Gnaphalium palustre Ernest C. Twisselmann 1965-11-2 11706 San Luis Obispo Arroyo de la Cruz between Highway 1 and the ocean 4 Comment
  UC2027078  Grayia spinosa Greg Wilvert 2005-5-4 383 San Luis Obispo Southeast Half of the Caliente Range: Canyon to the E of Quail Canyon Comment
  OBI79836  Grindelia David J. Keil, with Mike Walgren 2012-9-8 31533 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  OBI16377  Grindelia camporum Chris Reed 1968-10-7 102 San Luis Obispo Pozo rd. 2.6 mi S of Santa Margarita Lake turnoff Comment
  POM98134  Grindelia camporum var. bracteosa P. A. Munz 1925-3-24 9229 San Luis Obispo Morro Creek. 91 Comment
  CAS-BOT-BC305112  Grindelia hirsutula Alice Eastwood; John Thomas Howell 1936-5-7 2250 San Luis Obispo Hills ne. of San Luis Obispo Comment
  CAS-BOT-BC305115  Grindelia hirsutula Clare B. Hardham 1957-8-30 2525 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  UC75916 Image available Grindelia hirsutula J. E. Roadhouse 1905-1 65 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC305127  Grindelia hirsutula Clare B. Hardham 1956-9-30 1223 San Luis Obispo Santa Lucia Mountains. Near outlet Toro Creek Comment
  JEPS50751  Grindelia hirsutula Rimo Bacigalupi 1967-6-27 9297 San Luis Obispo just n Piedras Blancas Point Comment
  OBI16369  Grindelia stricta var. platyphylla Robert F. Hoover 1946-7-21 6230 San Luis Obispo San Simeon Crk Beach Comment
  POM279847  Guillenia lasiophylla Lyman Benson 1937-4-4 8101 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  RSA535356  Guillenia lasiophylla C. F. Smith 1988-3-1 12116 San Luis Obispo Along Hwy 58, at hairpin turn on N slope of Temblor Mtn Range, near head of Temblor Creek. 915 Comment
  UC564140  Guillenia lasiophylla Roxana S. Ferris 1935-3-21 9032 San Luis Obispo 5 mi e Cholame (on the Wasco-Paso Robles Road) Comment
  JEPS74312  Gutierrezia californica John Thomas Howell 1973-11-2 50316 San Luis Obispo 1 mi w Kern Co. line (plain of upper Cuyama Valley); Cuyama Valley 792 Comment
  UCR59825  Haplopappus squarrosus George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI31637  Hazardia squarrosa Turnquist, Smeltzer 1982-6-30 169 San Luis Obispo Laguna Lake Park Comment
  JEPS64638  Hazardia squarrosa var. grindelioides Ernest C. Twisselmann 1970-10-31 17566 San Luis Obispo 4.2 mi w Paso Robles; Peachey Canyon 365 Comment
  CAS-BOT-BC251024  Hazardia squarrosa var. squarrosa E. L. Painter; M. Wetherwax 1999-11-15 SLO- 30 San Luis Obispo Camp San Luis Obispo, near jct of 4 secondary roads (at turn to wood recycling area), S of gravel pit 100 Comment
  OBI75124  Hazardia stenolepis Robert F. Hoover 1946-10-6 6474 San Luis Obispo East side of Cottonwood pass, w of Kern Co. line Comment
  UC1357624  Hazardia stenolepis R. F. Hoover 1965-10-6 9713 San Luis Obispo e of Santa Margarita (Parkhill district); Parkhill Comment
  SFV5033  Helenium puberulum F. M. Ball 1951-4-28 s. n. San Luis Obispo Oso Flaco Lake. Base of dunes. Comment
  OBI38453  Helenium puberulum Eric Wise 1981-6-27 737 San Luis Obispo Alamo Crk near Twitchell res Comment
  SBBG34883  Helenium puberulum Mrs. R. W. Summers 1887-9-9 San Luis Obispo near crk by San Luis Obispo Comment
  OBI81454  Helianthus annuus Connor Skelly, Vincent Tran 2015-11-6 5 San Luis Obispo South Hills Open Space Comment
  OBI20845  Heliotropium curassavicum var. oculatum Robert F. Hoover 1969-7-19 11500 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  UCD119431  Heliotropium curassavicum var. oculatum G. T. Nordstrom 1937-6-22 1379 San Luis Obispo San Luis Obispo County: 2.7 miles south of Williams Ranch, Adelaida. 274 Comment
  CAS-BOT-BC306176  Hemizonia congesta subsp. congesta Herman Knoche 1919-5-18 Series A, No. 313 San Luis Obispo South of town, S. Luis Obispo Comment
  CAS-BOT-BC309864  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1964-6-13 9106 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  CAS-BOT-BC314898  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1947-8-17 7382 San Luis Obispo Santa Rosa School near Cambria Comment
  CAS-BOT-BC309855  Hemizonia congesta subsp. luzulifolia Ernest C. Twisselmann 1956-9-27 3213 San Luis Obispo Summit of Atascadero-Morro Bay Highway 435 Comment
  CAS-BOT-BC314899  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1965-9-29 9656 San Luis Obispo North base of Cuesta Grade, Santa Lucia Range Comment
  OBI19094  Hemizonia congesta subsp. luzulifolia Robert C. Brown 1974-11-16 2 San Luis Obispo S slope on W side of Poly Cyn 91 Comment
  OBI6642  Hemizonia congesta subsp. luzulifolia Greg Hassen 1975-7-8 24 San Luis Obispo Botanical Garden area, Poly Cyn [Cal Poly campus, SLO] Comment
  SEINET11848416  Hemizonia corymbosa Unknown 1933-1 8424 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC26120  Hemizonia halliana David D. Keck; Wm. M. Hiesey 1933-5-4 2170 San Luis Obispo Northeastern San Luis Obispo Co.: 1.5 miles easterly of Cholame, Cholame Creek. 365 Comment
  SFV17448  Herniaria hirsuta P. M. Schiffman 1998-6-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Near the wash and "Spadefoot Pond" behind Traver's Ranch. 645 Comment
  CAS-BOT-BC388554  Herniaria hirsuta var. cinerea Ernest C. Twisselmann 1956-5-7 2783 San Luis Obispo Maxey Ranch, in the low hills east of the Cholame Valley 502 Comment
  OBI55312  Hesperevax acaulis var. ambusticola David J. Keil, with Kathleen A. Keil 1998-4-16 26750 San Luis Obispo Los Padres National Forest. 2.3 miles from Park Hill Rd. on Black Mountain Rd. Comment
  OBI64182  Hesperevax caulescens David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29299 San Luis Obispo Camp Roberts "Bee Rock vernal pools" southeast of junction with perimeter road and Bee Rock Rd. Vicinity of 36 deg. 46.381' x 120 deg. 47.138' W Comment
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May 1 2015
  SD245272  Hesperevax caulescens David Keil, Kathleen Keil 2001-4-20 29366 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46. Rolling hills with 2 creeks. 420 Comment
  OBI30657  Hesperocnide tenella David J. Keil 1981-5-19 14742 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  CAS-BOT-BC403860  Hesperocnide tenella R. F. Hoover 1967-4-5 10349 San Luis Obispo Between San Juan River and Carrizo Plain on Highway 58 Comment
  OBI5465  Hesperocyparis macrocarpa Sharon Jochums 1974-4-10 116 San Luis Obispo W of hwy 1 up on San Simeon Point Comment
  OBI27042  Hesperocyparis sargentii James Courtney 1981-2-23 35 San Luis Obispo Pennington Crk Biological Reserve, San Luis Obispo Comment
  CAS-BOT-BC422569  Hesperomecon linearis M. M. Miles 1886-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  SBBG70073  Hesperomecon linearis M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC422575  Hesperomecon linearis Ernest C. Twisselmann 1962-3-26 6711 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 4 miles south of Cholame 563 Comment
  RSA144608  Hesperomecon linearis W. R. Ernst 1958-3-30 238 San Luis Obispo About 4 miles northwest of Santa Margarita on Morano Creek Comment
  SBBG93671  Hesperoyucca whipplei S. A. Junak 1990-5-15 4322 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, ca. 0.5 rd mi S of W Cuesta Ridge Rd along rd leading to Pick and Shovel Mine 652 Comment
  SBBG96701  Hesperoyucca whipplei D. A. Young, S. Junak, T. Ayers 1989-4-27 1965 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  OBI2669  Heteranthemis viscidihirta Richard Fowler 1970-4-27 109 San Luis Obispo Los Osos Valley Rd, 3 mi E of Los Osos Comment
  UC1747203  Heteranthemis viscidihirta David Keil 1991-4-26 22551 San Luis Obispo along Pine Street N of Los Osos Valley Road Los Osos Comment
  SD39716  Heterotheca grandiflora Edith A. Purer 1932-8-28 4851 San Luis Obispo Oceano Comment
  CAS-BOT-BC311120  Heterotheca oregona var. scaberrima Clare B. Hardham 1957-10-16 2677 San Luis Obispo Santa Lucia Mountains. Nacimiento Lake Comment
  UC1321277  Heterotheca oregona var. scaberrima R. F. Hoover 1966-9-16 10048 San Luis Obispo Salinas River Comment
  JEPS2478  Heterotheca sessiliflora subsp. echioides John Thomas Howell 1927-8-17 3004 San Luis Obispo 4 mi s of Templeton 243 Comment
  SBBG7916  Heterotheca sessiliflora subsp. echioides C. B. Hardham 1957-9-1 2539 San Luis Obispo Tierra Redonda Comment
  JEPS18652  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1954-9-1 1537 San Luis Obispo 0.5 mi nw Choice Valley School; Temblor Range, Western San Joaquin Valley, Choice Valley 601 Comment
  SBBG111562  Heterotheca sessiliflora subsp. echioides C. B. Hardham 1956-9-25 1402 San Luis Obispo San Marcos Comment
  UC455373  Heuchera micrantha I. J. Condit and Waters 1909-5-16 San Luis Obispo Cerro Alto Mt. Comment
  CAS-BOT-BC424209  Heuchera micrantha var. hartwegii R. F. Hoover 1964-5-12 8806 San Luis Obispo Upper Lopez Canyon Comment
  SEINET2431536 Image available Heuchera pilosissima T. Reeves, D. J. Pinkava 1974-3-21 11880 San Luis Obispo Morro Rock, oceanside. Comment
  OBI31820  Hirschfeldia incana Smeltzer, Turnquist 1982-4-12 35 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI6664  Hirschfeldia incana Greg Hassen 1975-7-15 42 San Luis Obispo Poly Cyn Rd near bridges Comment
  OBI8576  Hirschfeldia incana Craig Woods 1978-4-3 36 San Luis Obispo Carrizo Plain, 1 mi NW of Soda lake san diego cr rd, along SIm. soda lake san diego cr rd 610 Comment
  SBBG23934  Hollisteria lanata E. C. Twisselmann 1965-7-1 11104 San Luis Obispo hills at the summit of Palo Prieta Cyn 701 Comment
  OBI53029  Hollisteria lanata David J. Keil, Kathleen Keil 1995-5-29 25287 San Luis Obispo 7 mi W of New Cuyama along Calif hwy 166 Comment
  OBI16067  Holocarpha heermannii Robert F. Hoover 1946-10-6 6477 San Luis Obispo Cottonwood Pass, just W of summit Comment
  OBI27008  Holodiscus discolor James Courtney 1980-12-20 16 San Luis Obispo Pennington Crk Bio reserve, W of San Luis Obispo Comment
  RSA0051697  Holodiscus discolor W. M. Arbaugh 1968-5-10 189 San Luis Obispo See Canyon. Comment
  CAS-BOT-BC150050  Holodiscus discolor var. discolor Alice Eastwood 1927-8-1 15024 San Luis Obispo Cambria Comment
  UCD85630  Hordeum depressum P. Schiffman; R. van de Hoek 1995-4-10 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain (not within the Natural Area boundaries), S of California Valley on Belmont Trail near intersection with Cambria Rd. Comment
  OBI49917  Hordeum marinum David J. Keil, Mary Coffeen, Cathy Rose & Corky Matthews 1984-5-5 18229 San Luis Obispo American Canyon area in La Panza Mountains. Comment
  OBI78749  Hordeum marinum subsp. gussoneanum David J. Keil 2013-9-5 32024 San Luis Obispo Morro Bay State Park. Hillside at west base of Portola Hill above South Bay Blvd south of Quarry Trail trailhead along Live Oak Trail 24 Comment
  OBI80530  Hordeum vulgare Camille Mansour, Lucie Simmons, Jordan Haserot 2015-3-3 2 San Luis Obispo Terrace Hill. steep hillside, lots of grasses around few trees. Comment
  SEINET269230  Horkelia cuneata G. Helmkamp 1996-5-24 1050 San Luis Obispo Along trail to quaryy . 6 mi. east of South Bay Blvd. 95 Comment
  UCR124166  Horkelia cuneata subsp. cuneata June Latting 1976-6-6 s.n. San Luis Obispo Central coast, Nipomo Dunes 15 Comment
  SBBG47368  Horkelia cuneata var. cuneata J. Copeland 1973-8-31 1009 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, 2 mi W of Hwy 101 Comment
  OBI73581  Horkelia cuneata var. puberula David J. Keil, with V. L. Holland 2010-6-15 30893 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. Comment
  SBBG43361  Hydrocotyle verticillata L. W. Edge 1971-2-5 San Luis Obispo shore of Oso Flaco Lake Comment
  OBI62843  Hydrocotyle verticillata Heulan Brown 1959-4-4 15 San Luis Obispo Laguna Lake, Los Osos Valley Comment
  OBI73526  Hypochaeris glabra David J. Keil 1990-4-26 21392 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  CAS-BOT-BC311388  Hypochaeris glabra John Thomas Howell 1964-6-29 40836 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  OBI66057  Hypochaeris radicata D. R. Miller 1995-5-10 595 -575 San Luis Obispo Pine Mt Region. along rd bank just above 1st gate on Main rd; San Simeon Crk drainage 512 Comment
  UCR148798  Isocoma menziesii Austin P. Griffiths, Joe R. Walker 1981-11-9 s.n. San Luis Obispo Central Coast, Nipomo Dunes, near northwest edge of Jack Lake 10 Comment
  OBI35409  Isocoma menziesii var. sedoides Helen Jones 1982-8-7 85 San Luis Obispo Piedras Blancas Point Comment
  UCR122599  Isocoma menziesii var. sedoides George K. Helmkamp 1995-11-25 95- 103 San Luis Obispo Central Coast, San Simeon Creek Rd, 0.2 mi east of Calif. Hwy 1, at the NE edge of San Simeon State Campground 76 Comment
  CAS-BOT-BC311683  Isocoma menziesii var. sedoides Ernest C. Twisselmann 1959-5-23 5275 San Luis Obispo Piotn Buchon 6 Comment
  CAS-BOT-BC324691  Isocoma menziesii var. vernonioides K. L. Chambers 1966-8-30 2472 San Luis Obispo Near mouth of Hazard Canyon 1 1/2 mile south of the south end of Morrow Bay Comment
  OBI62228  Isocoma menziesii var. vernonioides P. A. Holden 1968-9-25 San Luis Obispo Along fwy frontage road between Lower Higuera St. and North Avila Beach offramps on E slope Comment
  CAS-BOT-BC112552  Isolepis cernua R. F. Hoover 1947-8-9 7365 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  OBI43783  Iva axillaris Rhonda Riggins 1987-5-4 1559 San Luis Obispo Los Padres NF. San Jose Aveanles rd, ca 1 mi SE American Cyn campground rd Comment
  OBI4928  Jaumea carnosa F. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  UCR59824  Jaumea carnosa George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 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
  RSA770181  Juglans californica var. hindsii David J. Keil 2010-6-3 30847 San Luis Obispo San Luis Obispo, Santa Rosa Street, east side along Stenner Creek between Murray Street and East Foothill Blvd. 73 Comment
  UCSB48331  Juncus C. Hardham 1958-5-2 3159 San Luis Obispo OAK FLAT W OF PASO ROBLES Comment
  OBI20269  Juncus bufonius var. bufonius Ann McBeth 1979-4-25 1 San Luis Obispo Indian Knob Comment
  OBI21101  Juncus bufonius var. bufonius Robert F. Hoover 1967-4-8 10383 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  OBI58926  Juncus bufonius var. congestus David J. Keil 1998-6-8 27715 San Luis Obispo Bitterwater Rd., S of Cholame, 5 miles S of junction with Hwy 46 along Palo Prieto Creek. 591 Comment
  UCR264481  Juncus hesperius Mark A. Elvin, Jason Storlie 2014-10-10 7688 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Icebox Pond' in '4-Pond Valley,' near the southern boundary of the Refuge 20 Comment
  UCD141709  Juncus macrophyllus Frederic Hrusa 1993-5-21 11053 San Luis Obispo San Luis Obispo County: Stony Creek in Huasna area. Approximately 4 km beyond Stony Creek Campground. 650 Comment
  OBI74988  Juncus occidentalis Michael Walgren 2011-3-1 215 San Luis Obispo Caltrans right of way along hwy 1 at San Simeon State park, between Cambria and San Simeon Acres 13 Comment
  UC842919  Juncus occidentalis Marcus E. Jones, A. M. 1882-5-9 3247 San Luis Obispo San Luis Obispo Comment
  SBBG109658  Juncus phaeocephalus C. B. Hardham 1957-5-12 1922 San Luis Obispo trail to Green's Lake Comment
  SBBG18410  Juncus phaeocephalus C. B. Hardham 1956-6-3 891 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  UCSB51272  Juncus phaeocephalus Ferren, Wayne 1984-4-18 San Luis Obispo proposed natural preserve; Upper Campground Area; San Simeon State Beach 60 Comment
  OBI79387  Juncus xiphioides David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31633 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 400 Comment
  OBI80061  Juncus xiphioides David J. Keil 2000-5-26 28752 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  UC573345  Juniperus californica W. A. Peterson 1937-5-18 864 San Luis Obispo 3 mi ne La Panza Ranch; La Panza Quad. 655 Comment
  CAS-BOT-BC81063  Juniperus californica Ira Wiggins 1932-3-21 5829 San Luis Obispo Grade at west end of Carisa Plains on road to Santa Margarita Comment
  UCR117396  Keckiella cordifolia George K. Helmkamp, E. A. Helmkamp 1995-6-20 95- 2 - San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  OBI72593  Keckiella cordifolia David J. Keil 1982-6-3 16174 San Luis Obispo Jctn of Suey crk rd and hwy 166. Along cut off segment of old 166 Comment
  RSA131986  Keckiella cordifolia Gale Sphon 1959-6-7 362 San Luis Obispo on Hwy 178 4 miles W of La Panza Campground, Los Padres National Forest Comment
  UCR131354  Kniphofia uvaria George K. Helmkamp, E. A. Helmkamp 1999-5-22 4920 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  UC589852  Koeleria macrantha H. S. Yates 1936-3-23 5370 San Luis Obispo Mono Creek; Cayucos Quad., Mono Creek 121 Comment
  SEINET10926087  Koeleria macrantha Unknown Anonymous s.n. San Luis Obispo Hillock. Comment
  OBI28981  Lactuca saligna David J. Keil 1977-8-21 12503 San Luis Obispo Ca. 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  UC1583642  Lactuca saligna David Keil 1983-9-10 17954 San Luis Obispo Arroyo de la Cruz Comment
  JEPS35286  Lactuca serriola Peter H. Raven 1964-3-25 18749 San Luis Obispo above and e Cambria Comment
  OBI82629  Lagophylla ramosissima David J. Keil 2015-7-8 33321 San Luis Obispo Santa Rita Road west of Templeton Comment
  SBBG104435  Lagophylla ramosissima F. L. Johnson, E. A. Young 1993-5-24 ROB 572 San Luis Obispo Boyscout Rd, 2 km SE of Twin Bridges Comment
  OBI81340  Lagophylla ramosissima David J. Keil 1988-9-23 21147 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd. to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  RSA407399  Lagophylla ramosissima Lyman Benson 1936-9-8 7995 San Luis Obispo Paso Robles. Mt range: South Coast; watershed: Salinas River. 335 Comment
  OBI8038  Lagunaria patersonia Kurt R. Neisess 1976-1-25 s.n. San Luis Obispo In a vacant lot in Morro Bay, near the corner of Moro Ave and Driftwood St Comment
  CAS-BOT-BC273870  Lamarckia aurea G. F. Hrusa 1995-5-28 12286 San Luis Obispo Black Butte Research Natural Area. Near intersection of main ridge road and access rd. to Peak 1 Radio Facility 620 Comment
  RSA305840  Lamarckia aurea James R. Shevock 1972-4-1 1531 San Luis Obispo Old Questa Grade 366 Comment
  OBI58171  Lamium amplexicaule David J. Keil 1998-4-7 26584 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  OBI58167  Lamium amplexicaule David J. Keil 1998-4-14 26693 San Luis Obispo Suey Creek Rd., 1.8 mi N from Hwy 166. Comment
  OBI10921  Lastarriaea coriacea Robert F. Hoover 1967-5-6 10548 San Luis Obispo Jack lake Comment
  OBI73539  Lastarriaea coriacea David J. Keil 1990-4-26 21377 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  CAS-BOT-BC339037  Lasthenia californica R. F. Hoover 1958-4-11 8444 San Luis Obispo 18 miles east of Creston on La Panza road Comment
  UCSC000801  Lasthenia chrysostoma Bernard Miossi 1940-3-20 244 San Luis Obispo open south-facing slope of hill one mile north of San Luis Obispo and 300 yards north of San Luis Creek San Luis Creek, San Luis Obispo 69 Comment
  CAS-BOT-BC329187  Lasthenia ferrisiae Clare B. Hardham 1962-4-14 8976 San Luis Obispo Cholame flats - Intersection Rte. 41 & road to Parkfield. Comment
  CAS-BOT-BC352743  Lasthenia fremontii R. F. Hoover 1952-4-10 8112 San Luis Obispo 5 miles S of Simmler, Carrizo Plain. Comment
  SD245276  Lasthenia glaberrima David Keil 2002-4-4 29788 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Maargarita and east of US 101. 299 Comment
  SBBG133036  Lasthenia glaberrima D. Keil 2000-5-24 28730 San Luis Obispo ca. 4.2 mi S of railroad crossing (In Santa Margarita) on Pozo Rd; Santa Margarita Ranch Comment
  CAS-BOT-BC361260  Lasthenia leptalea Clare B. Hardham 1958-4-1 s.n. San Luis Obispo North Scoffie Way (near River), Atascadero Comment
  CAS-BOT-BC367548  Lasthenia microglossa H. D. Ripley; R. C. Barneby 1940-4-13 3254 San Luis Obispo W side Carrizo Plains 762 Comment
  CAS-BOT-BC367549  Lasthenia microglossa R. F. Hoover 1958-3-22 8430 San Luis Obispo Summit of Temblor Range at Kern County line, Simmler--McKittrick Road Comment
  CDA15628  Lasthenia minor G. F. Hrusa, Jeff Hart 1993-4-6 10692 San Luis Obispo Carrizo Plain; near N end of Plain on N side of 7 Mile Rd. 609 Comment
  UC1750120  Lasthenia minor David Keil 1998-4-20 26882 San Luis Obispo N of Nacimiento Lake (1 mi from Interlake Road on Lynch Canyon road) Comment
  UC1128944  Lathyrus vestitus var. vestitus W. A. Peterson 1937-4-29 773 San Luis Obispo Martinez Canyon La Panza Quad. 594 Comment
  RSA522588  Lavatera cretica David J. Keil 1984-7-20 18309 San Luis Obispo Morro Bay. Sand dune are just N of Morro Bay Power Plant, N of Morro Rock. Comment
  RSA522589  Lavatera cretica David J. Keil 1984-7-20 18314 San Luis Obispo Arroyo Grande. 0.6 miles from E. Cherry Road on Branch Mill Rd. Roadside in agricultural area. Comment
  CHSC64073  Layia glandulosa B. Castro; L. Archambault 1989-4-14 296 San Luis Obispo CA 10 mi ENE of Atascadero, ca 2 mi N of Creston, on E edge of Huerhuero Creek. 304 Comment
  OBI64984  Layia glandulosa Greg Wilvert 2005-4-2 110 San Luis Obispo SE Half of the Caliente Range. 4 km W of Caliente Mtn 1235 Comment
  SEINET3147918  Layia glandulosa L. S. Rose 1925-3-25 35058 San Luis Obispo Cottonwood Pass Comment
Read comments
Apr 15 2019
  UC1069721  Layia glandulosa C. A. Graham 1938-4-8 295 San Luis Obispo .5 mi wsw Bee Rock; Bradley Quad. Comment
  UC1979363  Layia glandulosa David Keil with Rhonda Riggins and Karl Striby 1998-5-22 27400 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente Peak. Comment
  UC89255  Layia glandulosa M. M. Miles San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC321650  Layia glandulosa David D. Keck 1933-5-5 2217 San Luis Obispo 5.5 miles S of Oceano on raod to Guadalupe, southwestern S.L.O. Bounty. The dunes are 1/4 to 1/2 mi inland from the ocean. Comment
  OBI15865  Layia heterotricha Eben McMillan 1958-4-27 62 San Luis Obispo Temblor Mt. North side. 1 mi SW of Carneras Rocks Comment
  POM223426  Layia heterotricha D. D. Keck 1935-4-10 3156 San Luis Obispo 18 miles south of Soda Lake toward southern end of Carrizo Plain. 610 Comment
  OBI53881  Layia hieracioides Arthur W. Hazebrook 1992-10-25 148 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, base of Hill along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  UC468840  Layia hieracioides J. E. Roadhouse 196 San Luis Obispo near San Luis Obispo Comment
  UC89143  Layia jonesii Miss M. M. Miles 57 San Luis Obispo San Luis Obispo Comment
  SBBG124142  Layia munzii D. Wilken with E. Painter 2011-4-20 17941 San Luis Obispo Simmler Rd, 0.7 km NNE of jct w/ Soda Lake Rd, E side of S arm of Soda Lake; Carrizo Plain Nat Monument 177 Comment
  CAS-BOT-BC372330  Layia pentachaeta R. F. Hoover 1947-4-4 6880 San Luis Obispo West side of Cottonwood Pass Comment
  OBI54380  Layia pentachaeta George Butterworth 1995-5-22 84 San Luis Obispo Carrizo Plain Natural Area T11N, R27W, S16. 100' NW of top of Caliente Peak 1545 Comment
  RSA141049  Layia platyglossa subsp. campestris Clare B. Hardham 1960-5-5 5617 San Luis Obispo Pine Mountain. Santa Lucia Mountains 762 Comment
  CAS-BOT-BC527260  Lemna gibba Bertha Thompson 1896-8-12 s.n. San Luis Obispo Santa Maria Creek Comment
  OBI38517  Lemna minor Eric Wise 1981-7-1 886 San Luis Obispo Oso Flaco Lake Comment
  OBI38507  Lemna minuta Eric Wise 1981-9-29 1281 San Luis Obispo Oso Flaco Lake Comment
  POM62623  Lepechinia calycina J. H. Barber 12319 San Luis Obispo [Unspecified] Comment
  CAS-BOT-BC221518  Lepechinia calycina David D. Keck 1934-4-26 2819 San Luis Obispo 3 mi. W. of La Panza Comment
  CAS-BOT-BC221519  Lepechinia calycina David D. Keck 1934-4-26 2819 San Luis Obispo 3 mi. W. of La Panza Comment
  OBI13490  Lepechinia calycina Tracey & Viola Call, Viola Call 1962-7-13 2145 San Luis Obispo About 2 mi E of La Panza and 1/2 mi E of summit 762 Comment
  RSA0051763  Lepechinia calycina Lee Haines 1959-5-31 s.n. San Luis Obispo Summit of Black Mountain, S. Santa Lucia Mountains. 670 Comment
  UC52336  Lepechinia calycina Mrs. R. W. Summers 1882-6-8 665 San Luis Obispo Santa Margarita Hills Comment
  CAS-BOT-BC88725  Lepidium acutidens Ira L. Wiggins 1932-3-20 5786 San Luis Obispo In immediate vicinity of Cholame. Comment
  CAS-BOT-BC89027  Lepidium dictyotum David D. Keck; J. Clausen 1935-4-10 3137 A San Luis Obispo East side of Soda Lake, Carrizo Plains. 594 Comment
  OBI54281  Lepidium dictyotum George Butterworth 1995-4-10 37 San Luis Obispo Carrizo Plain Natural Area. T32S, R21E, S6, SW Qtr. Beside Panorama Rd 1.3 mi N of Soda Lake Rd 589 Comment
  UCR115056  Lepidium jaredii subsp. jaredii G. Fred Hrusa, O. Pollak, R. Reiner, J. Willoughby 1997-3-10 13629 San Luis Obispo Carrizo Plain, immediately east of Soda Lake Road turnoff to Washburn Ranch. c. 5 mi. south of Soda Lake. 625 Comment
  OBI64399  Lepidium nitidum David J. Keil 2001-3-28 29192 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI66485  Lepidium nitidum David J. Keil 1995-3-31 24705 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon. Comment
  OBI80379  Lepidium nitidum David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  OBI33839  Lepidium nitidum Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1085 San Luis Obispo Soda lake Rd, next to first alkali lake. 1.2 mi NW of hwy 166 Comment
  OBI64391  Lepidium nitidum David J. Keil 2001-3-28 29215 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 Comment
  OBI80324  Lepidium nitidum David J. Keil, with Lynne Dee Oyler 1990-3-16 21340 San Luis Obispo Arroyo Grande West side of Oak Park Rd. Comment
  RSA121682  Lepidium nitidum var. howellii D. Axelrod 1935-3-31 204 San Luis Obispo 8 miles East South East of Cuyame Ranch 762 Comment
  RSA586409  Lepidium nitidum var. nitidum F. L. Johnson, M. D. Proctor 1993-2-19 ROB 0114 San Luis Obispo 0.5 km N of Bee Rock Rd on E Perimeter Rd. Comment
  OBI081401  Lepidospartum squamatum Michael Walgren 2012-9-9 464 San Luis Obispo Growing in a 40 acre rural property in San Miguel between Wellsona RD and San Marcos Rd. west of Hwy 101. Common in sandy soil in the bed of San Marcos Creek. 214 Comment
  UC2027031  Lepidospartum squamatum Greg Wilvert 2005-9-15 527 San Luis Obispo Southeast Half of the Caliente Range. 1.1k S of Semper Spring Comment
  CAS-BOT-BC328020  Lepidospartum squamatum Ernest C. Twisselmann 1954-7-20 1453 San Luis Obispo Temblor Randg & Western San Joaquin Valley. Choice Valley Road, 1/8 mile W of Choice Valley School 563 Comment
  UC1738908  Leptochloa fascicularis Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13720 San Luis Obispo E slope of San Luis Hill (along road to lighthouse); Point San Luis 106 Comment
  CDA28669  Leptochloa fascicularis David J. Keil 2002-9-12 29923 San Luis Obispo North of Arroyo Grande, West Ormonde Road, circa 1.2 miles from junction with price Canyon Road. East side of road between drives to 525 and 535 West Ormonde Road. Elevation: circa 350 feet. 0 Comment
  CDA15210  Leptochloa uninervia G. F. Hrusa 1998-7-21 14748 San Luis Obispo South Coast Ranges; Seasonal seep, now dry, at base of bank along Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Shale substratum. Perennial. Comment
  UC1738894  Leptochloa uninervia Glenn Clifton 1993-4-13 27365 San Luis Obispo head of Crowbar Canyon; Irish Hills, Daiblo Canyon Power Plant Site 243 Comment
  UC908540  Leptodactylon californicum Herbert L. Mason 1935-5-25 8318 San Luis Obispo Cuyama River n Santa Maria; Cuyama River Comment
  OBI57904  Leptosiphon bicolor David Keil 1999-4-29 28284 San Luis Obispo Camp Roberts, W Perimeter Rd. Foothill woodland. 219 Comment
  SBBG107496  Leptosiphon parviflorus C. B. Hardham 1959-4-3 4174 San Luis Obispo hills N of Nacimiento Dam Comment
  OBI22792  Leptospermum laevigatum Robert E. Holden 1962-2-20 10 San Luis Obispo Cal Poly campus Comment
  SEINET8483160 Image available Leptosyne calliopsidea D. Keil, Kathleen Keil 1992-1 San Luis Obispo Calif Valley, Carissa Plain. Belmont Trl ca 2 mi E of Soda Lake rd at intersection with small cross rd Comment
  OBI53839  Leptosyne gigantea Arthur W. Hazebrook, Kathleen G. Jones, Will Stagg 1993-3-22 200 San Luis Obispo Nipomo Dunes Complex, Hidden Willow Valley, stabilized dunes 1.5 mi S of Big Coreopsis Hill. New pop found on N facing stabilized dune between Little Hidden Willow Valley and Hidden Willow valley Comment
  UCSB38000  Lessingia glandulifera var. glandulifera Edge, Lyda 1972-5-31 San Luis Obispo Union Oil refinery, Callender, Highway 1 Comment
  OBI22963  Limonium californicum Richard Teague 1979-11-10 19 San Luis Obispo Morro Bay 0 Comment
  OBI34231  Limonium californicum David J. Keil 1983-11-19 18057 San Luis Obispo Around Shark Inlet at S end of Morro Bay in lee of sand spit Comment
  RSA216806  Limonium californicum Robert F. Hoover 1966-11-2 10199 San Luis Obispo Baywood Park. Comment
  UC1321349  Limonium californicum R. F. Hoover 1966-11-2 10199 San Luis Obispo Baywood Park Comment
  OBI3467  Limonium perezii Cindy Fahy 1967-11-20 18 San Luis Obispo Tropicana Village Comment
  UCD98547  Limonium sinuatum Ernest C. Twisselmann 1960-5-17 5966 San Luis Obispo San Luis Obispo County: Highway 101 at Wellsona Crossing, about 4 miles north of Paso Robles. 259 Comment
  UCD84248  Limosella aquatica Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo San Luis Obispo County: Camp Roberts. 7 miles as the crow flies west from San Miguel. Avery Road. 250 Comment
  OBI11383  Linanthus californicus subsp. californicus Hart C. De Vos 1963-4-23 74 San Luis Obispo Along small creek +/- 4 miles north of Santa Margarita Comment
  OBI11391  Linanthus californicus subsp. californicus P. J. Justen 1966-5-24 40 San Luis Obispo Three-quarters of a mile from the ranger's lookout station on top of Black Mountain, growing on a chaparral slope. Comment
  OBI73522  Linanthus californicus subsp. tomentosus David J. Keil 1990-4-26 21411 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  UCSB26463  Linanthus dichotomus Smith, Dale 1965-3-27 San Luis Obispo Bear Trap Canyon, 4 miles south of La Panza Comment
  UC52766  Linanthus liniflorus Mrs. R. W. Summers 1886-4-23 San Luis Obispo Santa Margarita Comment
  UCD123826  Linaria bipartita Austin P. Griffiths 1978-5-20 s.n. San Luis Obispo San Luis Obispo County: Oceano. 10 Comment
  OBI73279  Linum bienne Michael Walgren 2010-9-30 193 San Luis Obispo San Simeon State Park, in an artificial drainage created by an ag berm, on the N edge of the wetlands at Arroyo de la Cruz Comment
  CDA43180  Linum grandiflorum David J. Keil 1998-6-1 27759 San Luis Obispo Shell Creek area, 0.5 miles N from Hwy 58 along Shell Creek Rd. on east side of road. 0 Comment
  OBI14338  Lithocarpus densiflorus var. parvus John V. Stechman 1965-8-25 s.n. San Luis Obispo Above and S of Coon Crk Comment
  UC573235  Lithophragma cymbalaria T. M. Hendrix 1937-4-19 39 San Luis Obispo 3.8 mi e Pozo; Pozo Quad. 518 Comment
  OBI9765  Lithophragma cymbalaria Robert F. Hoover 1947-3-26 6737 San Luis Obispo Price Cyn (just S of) Comment
  OBI9767  Lithophragma cymbalaria Robert F. Hoover 1947-3-19 6686 San Luis Obispo head of Carpenter Cyn N of Arroyo Grande Comment
  CAS-BOT-BC435658  Lithophragma heterophyllum Ira L. Wiggins 1929-4-16 3652 San Luis Obispo Grade 6 miles above Moro on Atascadero Road Comment
  CAS-BOT-BC435659  Lithophragma heterophyllum John Thomas Howell 1931-3-22 5944 San Luis Obispo Grassy slopes at summit of Cuesta Pass Comment
  OBI35306  Lobularia maritima Melody Dickens 1980-4-30 12 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  CAS-BOT-BC60174  Lobularia maritima Clare B. Hardham 1957-11-2 2701 San Luis Obispo Santa Lucia Mountains. Old Creek, Cayucos. Comment
  OBI72625  Lobularia maritima Heather Baker 2002-3-10 36 San Luis Obispo Roadside above stream along Avila Beach Dr .3 I W of San Luis Bay Dr 0 Comment
  OBI11423  Loeseliastrum schottii Robert F. Hoover 1946-10-27 6538 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  OBI16462  Logfia filaginoides Robert F. Hoover 1948-4-29 7493 San Luis Obispo Price Cyn Comment
  UCSB21860  Lomatium californicum Rankine, Jane 1965-4-10 San Luis Obispo 5.6 miles west of Atascadero on Hwy. 466, San Luis Mountain Range Comment
  OBI77057  Lomatium caruifolium David J. Keil 1988-3-19 20426 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
  RSA17774  Lomatium caruifolium C. B. Wolf 1929-4-15 3599 San Luis Obispo 8 miles west of San Luis Obispo on road to Morro Bay 91 Comment
  OBI81630  Lomatium caruifolium Tracey Call, Viola Call 1963-4-8 2169 San Luis Obispo In clay loam on road cut on Green Valley Rd., 6 miles S.E. of Cambria Comment
  RSA0019354  Lomatium utriculatum Greg Wilvert 2005-5-15 425 San Luis Obispo Southeast half of the Caliente Range: 2 km WSW of Semper Spring. 1261 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
  OBI32055  Lonicera hispidula var. vacillans David J. Keil 1981-6-20 14867 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1. Comment
  CAS-BOT-BC240816  Lonicera interrupta R. F. Hoover 1966-7-13 9900 San Luis Obispo 5 1/2 mi. se. of Santa Margarita. Hill west of Salinas River opposite Pilitas Creek Comment
  JEPS35258  Lonicera involucrata var. ledebourii R. F. Hoover 1947-4-25 7076 San Luis Obispo s Arroyo Grande; Black Lake Comment
  OBI38179  Lonicera involucrata var. ledebourii Eric Wise 1982-6-25 1583 San Luis Obispo Black Lake Canyon; In willow mire about 1 mi E of hwy 1 Comment
  SBBG42019  Lonicera involucrata var. ledebourii H. M. Pollard 1968-6-7 San Luis Obispo margin of Oso Flaco Lake Comment
  SBBG104354  Lonicera subspicata var. denudata F. L. Johnson, E. A. Young 1993-5-24 ROB 571 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  JEPS35248  Lonicera subspicata var. denudata R. F. Hoover 1946-10-19 6503 San Luis Obispo e slope La Panza Range Comment
  RSA43249  Lotus benthamii Robert F. Hoover 1947-9-14 7397 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  RSA522591  Lotus biolettii David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles, Joanna Tomassacci 20160 -2 San Luis Obispo Los Padres national Forest, Cuesta East past end of road along fire trail in area burned by both the Gay mountain fire and the Las Pilitas fire. Comment
  SBBG12031  Lotus corniculatus C. B. Hardham 1959-4-12 4227 San Luis Obispo Pinus radiata woods, Cambria Comment
  RSA671052  Lotus crassifolius G. Fred Hrusa 1995-5-2 12193 San Luis Obispo NW of Ridge 4. 600 Comment
  POM209698  Lotus grandiflorus var. mutabilis D. D. Keck 1934-4-26 2829 San Luis Obispo East slope of Pozo Range, 6.5 miles W of La Panza. Comment
  RSA155483  Lotus heermannii L. S. Rose 1961-4-14 61042 San Luis Obispo Cambria 91 Comment
  UC1285176  Lotus heermannii R. F. Hoover 1965-6-20 9448 San Luis Obispo just n Oso Flaco Lake Comment
  RSA43230  Lotus heermannii Robert F. Hoover 1947-4-26 7089 San Luis Obispo Upper Toro Creek, N of Pozo. Comment
  UC54818  Lotus heermannii Rev. R. W. Summers 1885-6-8 San Luis Obispo Santa Margarita Valley Comment
  UCR91831  Lotus heermannii var. orbicularis George K. Helmkamp 1996-5-25 1081 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  CDA11566  Lotus junceus var. biolettii G. F. Hrusa 1993-5-22 11114 San Luis Obispo Black Butte Research Natural Area; approx. 1/4 m N of Mt. Lowe near base of Radio Facility 2 peak. Comment
  UC57164  Lotus salsuginosus Mrs. R. W. Summers 1885-6-4 San Luis Obispo Avila 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
  POM27003  Lotus scoparius Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo. Comment
  UC1129198  Lotus strigosus N. K. Carlson 1935-3-19 163 San Luis Obispo 0.2 mi s Nipomo Hill; Arroyo Grande Quad. 121 Comment
  UC55726  Lotus strigosus Mrs. R. W. Summers San Luis Obispo Santa Maria Comment
  JEPS86546  Lotus wrangelianus Roy E. Buck 1988-3-28 846 San Luis Obispo ca 28 air km ese Atascadero (wnw-facing lower slope of canyon of Shell Creek, just above (s of) Fernandez Creek confluence, n end of La Panza Range); La Panza Range, Shell Creek 426 Comment
  UC1129290  Lupinus albifrons W. A. Peterson 1937-4-13 669 San Luis Obispo 2 mi e mouth Carnoza Creek; La Panza Quad., mouth Carnoza Creek Comment
  CAS-BOT-BC195773  Lupinus albifrons var. albifrons R. F. Hoover 1964-3-14 8647 San Luis Obispo Head of Lopez Canyon Comment
  RSA67323  Lupinus albifrons var. albifrons P. A. Munz 1951-4-14 16333 San Luis Obispo Along San Juan Creek, on State Hwy 178. 610 Comment
  UC15800  Lupinus arboreus Mrs. Blochman 1893-1 San Luis Obispo Comment
  POM203596  Lupinus arboreus var. arboreus I. L. Wiggins 1932-3-20 5791 San Luis Obispo Hillside at east end of Cholome Valley. Comment
  RSA585598  Lupinus arboreus var. arboreus M. D. Proctor, E. A. Young 1993-3-17 ROB 0199 San Luis Obispo 1 km south of Twin Bridges. Comment
  OBI47569  Lupinus bicolor David J. Keil 1985-3-31 18495 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and hwy 229 Comment
  OBI73445  Lupinus bicolor David J. Keil, with Mike Mattina 2010-5-31 30786 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  RSA0036474  Lupinus bicolor Daisie Huang 2006-4-13 06041341 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SFV8465  Lupinus bicolor C. Mankinen 1969-4-19 37 San Luis Obispo Highway 101 at junction with Huey Road, north of Paso Robles. Comment
  HSC91531  Lupinus chamissonis Susan H. Bicknell 1988-8-20 San Luis Obispo Montana de Oro State Park, Hazard Canyon Comment
  LA104384  Lupinus chamissonis Robert F. Thorne; 1968-6-7 37754 San Luis Obispo Oso Flaco Dunes: W of Oso Flaco Lake, between Oceano and Guadalupe 10.0 Comment
  RSA0040390  Lupinus concinnus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6305 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
  JEPS116851  Lupinus concinnus David Gowen 2007-4-20 680 San Luis Obispo South side of road on Hwy 58 ca. 1/2 mile west of Shell Creek Rd. Comment
  JEPS13558  Lupinus concinnus Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5186 San Luis Obispo 1.7 mi s Geneseo School (along road from Geneseo School to Creston, bottom of the East branch of Huerhuero Creek); East branch of Huerhuero Creek 323 Comment
  UC564207  Lupinus concinnus Roxana S. Ferris 1935-3-29 9091 San Luis Obispo on the Santa Maria-McKittrick Road 7 mi e Pozo; e of Pozo Comment
  UCSB26124  Lupinus concinnus Wilken, Dieter 1969-4-13 San Luis Obispo California State Highway 58; 5.5 miles east of Cammatti Canyon Road Comment
  POM24846  Lupinus densiflorus var. aureus Marcus E. Jones 1882-05 s.n. San Luis Obispo [No location information provided.] Comment
  POM264971  Lupinus formosus var. formosus I. L. Wiggins 1929-5-24 3753 San Luis Obispo 1.5 miles east of Templeton Comment
  OBI57830  Lupinus hirsutissimus David J. Keil 1998-4-9 26619 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI75507  Lupinus hirsutissimus Jenner Whitt 2003-4-14 50 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UCSB46011  Lupinus latifolius Phillips, B. 1980-3-8 San Luis Obispo West side of See Canyon Road, 1.25 miles north of its junction with West San Luis Bay Drive 60 Comment
  SBBG17736  Lupinus ludovicianus R. F. Hoover 1946-6-23 6194 San Luis Obispo summit between Arroyo Grande and Huasna Comment
Read comments
Jun 22 2016
  RSA659032  Lupinus microcarpus R. Riggins 1978-4-28 1143 San Luis Obispo Atascadero-Creston Rd., 1 mi E Homestead Rd., 1.9 mi E Templeton Rd. Comment
  SEINET239676  Lupinus microcarpus Rhonda Riggins 1978-5-7 1147 San Luis Obispo Roadside Pozo Rd. 0.3 miles E of Hwy. 58 E of Santa Margarita Comment
  SEINET239678  Lupinus microcarpus Rhonda Riggins 1979-5-6 1161 San Luis Obispo USFS rd 1.4 miles SE of American CAnyon Camp Rd. 3 miles NW Avenales Gurad STation. Comment
  UCR121524  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2002-4-21 7614 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  UCR91839  Lupinus microcarpus var. densiflorus George K. Helmkamp 1996-5-24 1008 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  SBBG114106  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1139 San Luis Obispo head of Crocker Cyn, Hurricane Rd, 0.9 mi NE jct with Co Rd 285 Comment
  UC2027131  Lupinus microcarpus var. microcarpus Greg Wilvert 2005-4-2 105 -1 San Luis Obispo Southeast Half of Caliente Range: 4 km W of Caliente Mountain Comment
  OBI56920  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 Sierra Madre Rd Comment
  OBI72539  Lupinus microcarpus var. microcarpus E. L. Painter & M. Wetherwax, M. Wetherwax 2000-4-19 CR- 41 San Luis Obispo Camp Roberts. Above Boy Scout Rd. UTMs NAD27: zone 10S, 697049E, 3958370N 200 Comment
  SBBG114122  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-5 1156 San Luis Obispo Elkhorn Trail Rd (Co Rd 285) 4.8 mi SE Hurricane Rd; W slope Temblor Range Comment
  OBI31790  Lupinus nanus Smeltzer, Turnquist 1982-4-6 1 San Luis Obispo On the SE side of Laguna Lake Park Comment
  OBI3849  Lupinus nanus Elizabeth Rudd 1971-3-9 174 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI17951  Lupinus nanus Robert F. Hoover 1969-5-3 11291 San Luis Obispo 4 mi W of Nipomo Comment
  UCD108934  Lupinus nanus Patrick Byrne 1995-4-29 5 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Elkhorn Foothills, on Panorama Road. 1 mi. SW of Elkhorn Road. 700 Comment
  UC1315084  Lupinus nipomensis R. F. Hoover 1967-5-6 10547 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC202127  Lupinus nipomensis David D. Keck 1933-5-5 2233 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  SBBG107360  Lupinus sparsiflorus C. B. Hardham 1971-4-24 18052 San Luis Obispo stream banks, Salinas River, Avenales Ranch Comment
  OBI34293  Lupinus sparsiflorus David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15774 San Luis Obispo La Panza Mts. NW of American Cyn rd along San jose-Avenales rd just S of locked gate Comment
  OBI57841  Lupinus succulentus David J. Keil 1998-3-27 26449 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI34349  Lupinus succulentus Roger Gambs 1981-4-3 s.n. San Luis Obispo Camp Roberts Military Base. T25S, R11E, sec 18. Ca. 7 mi E of San Miguel on the N side of Nacimiento River Comment
  RSA414351  Lupinus succulentus Bonnie C. Templeton 1953-5-23 s.n. San Luis Obispo Between Pozo and Santa Margarita. Comment
  OBI083659  Lupinus truncatus David Keil, Travis Barrett 2016-3-23 33858 San Luis Obispo Southern Foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 10; 120 Comment
  OBI12812  Lupinus truncatus F. Rush Jun-56 88 San Luis Obispo Mt San Luis Obispo Comment
  OBI12816  Lupinus truncatus Robert F. Hoover 1969-5-3 11295 San Luis Obispo 3 mi W of Nipomo Comment
  RSA130662  Lupinus variicolor R. W. Summers 1914-04 s.n. San Luis Obispo San Luis Obispo Comment
  RSA303903  Lupinus variicolor James R. Shevock 1971-4-4 878 San Luis Obispo Coon Creek, Montana de Oro State Park. 53 Comment
  SEINET6932750 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
  CAS-BOT-BC441261  Luzula macrantha R. F. Hoover 1964-6-12 9073 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  UC2027544  Lycium andersonii Greg Wilvert 2005-4-30 362 -1 San Luis Obispo Southeast Half of the Caliente Range: 200 m S of Padrones Spring. Comment
  OBI22831  Lyonothamnus floribundus Robert F. Hoover 1968-6-24 11180 San Luis Obispo Cultivated on Cal Poly campus, SLO Comment
  OBI8436  Lyonothamnus floribundus subsp. aspleniifolius David J. Keil 1977-7-3 12473 San Luis Obispo Campus of Cal Poly State Univ, San Luis Obispo Comment
  OBI10757  Lysimachia arvensis Betty Sheehan 1957-10-11 16 San Luis Obispo Cal Poly campus. Sci bldg Comment
  OBI10761  Lysimachia arvensis Robert F. Hoover 1964-4-14 8703 San Luis Obispo San Luis Obispo Comment
  OBI35302  Lysimachia arvensis Melody Dickens Unknown 18 BH San Luis Obispo Black Hill, Morro Bay state park. In various locations N face at base Comment
  OBI75468  Lysimachia arvensis Jenner Whitt 2003-4-3 19 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI82654  Lythrum hyssopifolia David J. Keil 2015-6-20 33259 San Luis Obispo Prefumo Canyon just east of 1st bridge 65 Comment
  OBI65882  Lythrum hyssopifolia D. R. Miller 1994-6-8 694 -421 San Luis Obispo Pine Mt Region. From Egeberg pond edge: San Simeon Crk drainage 610 Comment
  UCD134316  Madia gracilis Daryl Koutnik 1978-6-19 527 San Luis Obispo San Luis Obispo County: Prefumo Canyon. 243 Comment
  OBI64132  Madia gracilis D. R. Miller 1994-4-30 494 .278 San Luis Obispo Pine Mt Region. From the creekway area of Tobacco Crk 350 Comment
  UC580857  Madia radiata Ira L. Wiggins 1935-4-19 7958 San Luis Obispo 15 mi se Shandon (w end of Choice Valley); w end Choice Valley Comment
  CAS-BOT-BC345104  Madia sativa R. F. Hoover 1964-6-11 9029 San Luis Obispo Los Osos Valley Comment
  OBI15738  Madia sativa Robert F. Hoover 1969-8-1 11512 San Luis Obispo Cambria Comment
  POM362208  Madia sativa Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo. Comment
  RSA17786  Maianthemum stellatum Carl B. Wolf 1929-4-15 3587 San Luis Obispo 5 miles south of Oceano along S.P.R.R. 30 Comment
  PGM2904  Malacothamnus davidsonii Vern Yadon 1990-7-5 San Luis Obispo Bee Rock & Bee Rock Store, W of 200 yds from stream Comment
  CAS-BOT-BC204181  Malacothamnus jonesii Roxana S. Ferris 1939-6-1 9763 San Luis Obispo Hills about 3 miles east of Atascadero 411 Comment
  SBBG71558  Malacothamnus jonesii C. B. Hardham 1959-6-6 4718 San Luis Obispo Black Mtn, Highland District 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
  CAS-BOT-BC204145  Malacothamnus jonesii R. F. Hoover 1950-5-11 7905 San Luis Obispo Upper Arroyo Grande 6 miles above County Park Comment
  UC639007  Malacothamnus palmeri var. palmeri B. E. and H. J. Miossi 1940-8-4 266 San Luis Obispo 5 mi up San Simeon Creek road (on banks of San Simeon Creek); San Simeon Creek 76 Comment
  SBBG110259  Malacothrix clevelandii C. B. Hardham 1961-4-30 6941 San Luis Obispo Pine Mtn, N of Cambria Comment
  CAS-BOT-BC347328  Malacothrix coulteri R. F. Hoover 1967-3-27 10295 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  UC1069936  Malacothrix coulteri G. T. Nordstrom 1937-4-28 1121 San Luis Obispo 3.7 mi ne Chimney Rock; Adelaida Quad. Comment
  OBI15649  Malacothrix incana Robert F. Hoover 1966-9-21 10080 San Luis Obispo Oso Flaco Lake Comment
  SFV4048  Malacothrix incana E. R. Blakley 1958-9-22 2464 San Luis Obispo 1 mile south of Pismo Beach on old sand dunes. 15 Comment
  UC126757  Malacothrix saxatilis var. commutata Alfred Carling Aug. 1907 San Luis Obispo Templeton Comment
  OBI15641  Malacothrix saxatilis var. commutata Robert F. Hoover 1947-8-17 7380 San Luis Obispo 6 mi W of Templeton Comment
  OBI53138  Malvella leprosa Lynne Dee Oyler 1988-8-31 588 San Luis Obispo Moodshadow Ranch, equestrian. 215 acres on SE corner of 46 and hwy 1. Includes Perry crk Comment
  SBBG118041  Malvella leprosa K. Foster 1999-4-27 San Luis Obispo Training Area Y2, vernal pool plot Y2-33a; Camp Roberts Comment
  SD245345  Marah fabacea Tyler Lutz 2013-2-17 4 San Luis Obispo Hillside behind 259 Squire Canyon Road. 64 Comment
  OBI65821  Marah fabacea D. R. Miller 1994-3-7 394 -87 San Luis Obispo Pine Mt Region. Along rd edge just up from 1st gate, at Turkey Bend, San Simeon drainage 600 Comment
  OBI77992  Marah fabacea John Beall 1980-5-6 10 San Luis Obispo 10 mi up Park Hill Rd from hwy 58 on W side of rd across from the Flemming house Comment
  OBI27566  Marrubium vulgare Melinda Doud 1976-5-1 19 San Luis Obispo Just E of Pico Crk Bridge, San Simeon Comment
  SBBG118040  Marsilea vestita K. Foster 1999-3-14 San Luis Obispo Training Area Y2, vernal pool plot Y2-33a; Camp Roberts Comment
  RSA0036724  Matricaria discoidea LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6328 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
  CAS-BOT-BC348074  Matricaria discoidea Ernest C. Twisselmann 1952-3-23 561 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Jackson Place, Choice Valley Comment
  UCR162833  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2005-3-30 9260 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  OBI55578  Matricaria occidentalis George Butterworth 1998-6-3 269 a San Luis Obispo Carrizo Plain Natural Area. Beside Soda L. Rd, at Coyote Knoll, 1.75 mi SE of Painted rock rd T32S, R20E, S4 NE Qtr 594 Comment
  OBI12802  Medicago polymorpha Robert F. Hoover 1965-5-22 9392 San Luis Obispo Cambria, N of town Comment
  OBI17765  Medicago polymorpha Dave Imper 1977-3-21 66 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  OBI12806  Medicago polymorpha F. Rush Apr-56 89 San Luis Obispo Mt San Luis Obispo Comment
  OBI37905  Melica californica David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18639 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gate Comment
  POM262011  Melica californica I. L. Wiggins 1929-4-13 3429 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  CAS-BOT-BC281682  Melica imperfecta W. R. Dudley 1902-4-2 s.n. San Luis Obispo Near Cambria Comment
  OBI29652  Melica imperfecta David J. Keil, Dirk Walters 1980-4-26 13815 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  SBBG109258  Melica imperfecta C. B. Hardham 1957-5-6 1839 San Luis Obispo 0.75 mi S of Atascadero Lake Comment
  CAS-BOT-BC281685  Melica imperfecta Clare B. Hardham 1959-6-10 4847 San Luis Obispo Santa Lucia Mts. Road from Old Creek to Toro Creek Comment
  CAS-BOT-BC264265  Melica torreyana R. F. Hoover 1947-5-31 7252 San Luis Obispo Rinconada Mine west of Pozo Comment
  SBBG6407  Mentha canadensis C. B. Hardham 1958-9-6 3954 San Luis Obispo Santa Rosa Crk, Cambria Comment
  OBI26591  Mentha spicata David J. Keil 1980-9-21 14252 San Luis Obispo 3 mi S of Creston along Calif rte 229 along middle branch of Huer Huero Crk Cyn Comment
  OBI12490  Mentzelia affinis Robert F. Hoover 1950-4-14 7827 San Luis Obispo N end of Elkhorn Plain Comment
  LA29375  Mentzelia affinis Ernest C. Twisselmann; Ernest C. Twisselmann 1958-5-8 4448 San Luis Obispo DAVIDSON HILLS, just E of Grant's Lake. 518 Comment
  SD244745  Mentzelia gracilenta David Keil, With CNPS field trip. 2012-4-7 31246 San Luis Obispo Shell Creek Road north of Highway 58. 409 Comment
  UCR248186  Mentzelia micrantha David J. Keil 1987-5-6 20130 San Luis Obispo Hwy 229 c. 1/2 mi north of junction with Hwy 58 390 Comment
  SJSU3405  Micropus californicus C. W. Sharsmith 1962-4-22 6882 San Luis Obispo Carrizo Rocks on edge of Carrizo Plain c. 4 mi SW of Simmler Comment
  OBI15630  Micropus californicus var. californicus Robert F. Hoover 1947-3-25 6732 San Luis Obispo Mt. Bishop near San Luis Obispo Comment
  CDA12464  Microseris douglasii G. F. Hrusa 1992-3-27 10343 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  OBI29235  Microseris douglasii David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14528 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  SBBG93556  Microseris douglasii subsp. douglasii S. A. Junak, D. Young, T. Ayers 1989-4-27 3957 San Luis Obispo USFS Rd 29S11.3, 0.1 mi W of W boundary of the Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 786 Comment
  UC53968  Microseris douglasii subsp. tenella Mrs. R. W. Summers 1885-4-20 San Luis Obispo Comment
  CAS-BOT-BC9647  Mimulus androsaceus Robert Francis Hoover 1952-5-11 8186 San Luis Obispo Navajo Creek district, east side of LaPanza Range Comment
  OBI72624  Mimulus aurantiacus Andy Dollahite, Matt Paradis and Kelli Allred 2002-3-3 4 San Luis Obispo 2.0 mi on Lopez Cyn rd from High Mtn rd 200 Comment
  UC1063585  Mimulus aurantiacus var. aurantiacus B. Bolt 1936-1-21 556 San Luis Obispo 1st peak nw Cerro San Luis Obispo; San Luis Obispo Quadrangle Comment
  OBI75993  Mimulus aurantiacus var. aurantiacus Eugene Richards 1979-5-7 4 San Luis Obispo Located in Poly Cyn, on the W side of the road near exercise station #1 37 Comment
  HSC81376  Mimulus aurantiacus var. pubescens David J. Keil 1983-10-30 18042 San Luis Obispo Rocky canyon creek, E of Atascadero. Comment
  OBI40262  Mimulus aurantiacus var. pubescens Clifton F. Smith 1950-4-28 2692 San Luis Obispo Upper San Juan Crk near Hubbard Hill Comment
  UC56096  Mimulus fremontii var. fremontii J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  UC573554  Mimulus fremontii var. fremontii A. D. Gifford 1936-5-6 729 San Luis Obispo 1.2 mi n Park Ranch; Nipomo Quadrangle 365 Comment
  LA105458  Mimulus guttatus Barry A. Prigge; 1989-3-19 8588 San Luis Obispo Santa Lucia Mountains, San Bernardino Creek: within 0.5 mi. upstream from State Hwy. 1, ca. 1.5 mi. E of Morro Bay 24 Comment
  OBI37665  Mimulus guttatus Eric Wise 1982-5-17 1459 San Luis Obispo Spring W of Kerr lake MacMillan rd, 8.6 mi NE of hwy 46 on Whtie Crk Ranch Comment
  UC1063124  Mimulus microphyllus W. A. Peterson 1937-5-16 842 San Luis Obispo 1.3 mi ese French Camp; La Panza Quadrangle Comment
  JEPS60755  Mimulus pilosus Ernest C. Twisselmann and Donald J. Bedell 1969-7-5 15655 San Luis Obispo 5 mi s Paso Robles; Salinas River 182 Comment
  OBI79821  Mimulus rattanii D. R. Miller 2013-5-31 513 .1062 San Luis Obispo The Rocky Butte/Pine Mountain Region, From rocky serpentine outcrop on Tobacco Flats. 460 Comment
  OBI57313  Minuartia douglasii David J. Keil 1998-5-13 27253 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  UC1416504  Mirabilis multiflora var. pubescens George E. Pilz 1972-6-13 809 San Luis Obispo 1/2 mi w Kern Co Line (along CA Rtes 166 and 33) 800 Comment
  UCR160130  Monardella breweri subsp. lanceolata George K. Helmkamp, E. A. Helmkamp 2005-6-9 9579 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 8.3 miles northeast of Huasna Townsite Road 332 Comment
  CDA37976  Monardella crispa T. C. Fuller 1981-5-29 20374 San Luis Obispo West of the end of the road north of Oso Flaco Lake. 0 Comment
  CDA40932  Monardella frutescens James D. Jokerst & John Sorenson 1987-6-2 2910 San Luis Obispo South of Pismo Dunes Preserve at Collender PG&E substation, due south and adjaent to fence. 0 Comment
  SEINET13948716 Image available Monardella pallida C. Epling, H. Lewis 1943-1 San Luis Obispo Dunes west of Nipomo Comment
  OBI53213  Monardella palmeri Steven A. Junak 1990-7-26 4424 San Luis Obispo Los Padres National Forest. Santa Lucia Mts: N slope of W Cuesta Ridge in Cuesta Ridge Botanical area ca. 0.4 mi NW of Peak 2478, at SW end of mine excavation alongabandoned mine road which intersects W Cuesta Ridge Rd ca. 4.0 mi W of hwy 101 Comment
  CAS-BOT-BC220182  Monardella sinuata subsp. nigrescens R. F. Hoover 1964-6-11 9033 San Luis Obispo Just south of Hazard Canyon Comment
  OBI58394  Monardella sinuata subsp. sinuata Austin P. Griffiths, Kathryn F. Bay, Gaylord & Kathleen Jones 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit; in center of burn area (10/85); just SE of Shark Inlet, Morro Bay Comment
  OBI58395  Monardella sinuata subsp. sinuata Austin P. Griffiths, Gaylord Jones, Kathleen Jones, Kathryn Bay 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit. Just in from SW corner; E of Shark Inlet southerly tip, Morro Bay Comment
  UCSC000636  Monardella undulata I. J. Condit 2008-6-6 s.n. San Luis Obispo Arroyo Grande Comment
  CHSC67955  Monardella undulata subsp. crispa Alison Graff 1993-7-8 44 San Luis Obispo Nipomo Dunes, The Nature Conservancy parcel. Comment
  OBI76619  Monardella villosa subsp. obispoensis 2012-3-27 283 San Luis Obispo Near the ridgeline of the Santa Lucias about .5 mi N of San Carpoforo 664 Comment
  RSA201652  Monolepis nuttalliana Robert F. Hoover 1952-4-8 8088 San Luis Obispo West base of Temblor Range near road to McKittrick. Comment
  JEPS85888  Monolopia lanceolata Roy E. Buck and Dean Wm. Taylor 1989-3-22 1113 San Luis Obispo 18 air km wnw McKittrick (above hairpin turn on CA Hwy 58 in upper Temblor Creek drainage, ca 2.3 air km w of 2200 ft elev on Temblor Creek); Temblor Range, Temblor Creek 865 Comment
  OBI47557  Monolopia lanceolata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19222 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58. T29S, R17E, NW corner of sect 26 Comment
  UC1069967  Monolopia lanceolata W. A. Peterson 1937-3-15 607 San Luis Obispo 1 mi ene La Panza Ranch; La Panza Quad. Comment
  SBBG109821  Monolopia lanceolata C. B. Hardham 1957-3-24 1556 San Luis Obispo Chalk Rock, Peachy Cyn, W of Paso Robles Comment
  CAS-BOT-BC349691  Monolopia stricta R. F. Hoover 1967-4-1 10328 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC349680  Monolopia stricta David D. Keck; J. Clausen 1935-4-10 3143 San Luis Obispo East side of Soda Lake, Carrizo Plains [Plain] 610 Comment
  OBI28858  Monolopia stricta David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14481 San Luis Obispo Rd at S end of Soda Lake ca 1/4 mi E of Soda Lake Rd Comment
  OBI26004  Morella californica David J. Keil 1981-5-16 14612 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI59684  Morella californica Larry Kelly 1989-5-21 344 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  OBI28762  Mucronea californica Melissa Luckow 1981-4-18 668 San Luis Obispo Shell Creek Rd, 2 mi from jctn with hwy 58 Comment
  OBI5387  Mucronea californica Robert J. Rodin 1956-5-20 6057 San Luis Obispo S end of Morro Bay Comment
  UC1735936  Mucronea californica Dean W. Taylor 1994-6-16 14393 San Luis Obispo Nipomo Mesa (ca. 2 air mi WNW of Highway 101 at Nipomo); vacant lots of partially developed subdivision along Willow Road 0.2 mi N of junction with Pomeroy Road (opposite 1111 Willow Rd.) 112 Comment
  UC1136044  Mucronea perfoliata N. H. French 1937-4-3 918 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  OBI43337  Muhlenbergia asperifolia Eric Wise 1981-6-7 485 San Luis Obispo Rancho Riconado, 23.1 mi W of New Cuyama Comment
  OBI28167  Muhlenbergia microsperma M. A. Glass 1981-5-3 37 San Luis Obispo Ecological Study Area, Cal Poly State Univ, San Luis Obispo Comment
  POM114509  Muhlenbergia microsperma Marcus E. Jones 1882-4-9 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI31080  Muhlenbergia rigens Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  SBBG104736  Muhlenbergia rigens D. A. Young, F. L. Johnson 1992-6-17 ROB 68 San Luis Obispo ca. 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  SBBG104774  Muhlenbergia rigens F. L. Johnson, E. A. Young 1993-5-25 ROB 613 San Luis Obispo ca. 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  RSA585719  Muhlenbergia rigens F. L. Johnson, E. A. Young 1993-5-25 ROBO 613 San Luis Obispo 0.5 km SE of Deer Trail Road on W Perimeter Road. Comment
  OBI22036  Muhlenbergia utilis Robert F. Hoover 1966-10-1 10102 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Crk Comment
  RSA139929  Muilla maritima Clare B. Hardham 1960-4-8 5363 San Luis Obispo 39 miles east of Paso Robles on road to Simmler 518 Comment
  SJSU3404  Myosurus minimus C. W. Sharsmith 1962-4-20 6801 B San Luis Obispo Carrizo Plain, c. 3 mi SE of Simmler Comment
  CAS-BOT-BC83371  Myosurus minimus Ernest C. Twisselmann 1958-5-12 4467 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sink 1.5 mile north of Soda Lake. 640 Comment
  OBI10590  Myosurus minimus Robert F. Hoover 1947-3-30 6852 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  UC1315030  Myosurus minimus subsp. apus R. F. Hoover 1967-4-8 10384 San Luis Obispo Carrizo Plain near n end Soda Lake Comment
  OBI82847  Myriopteris covillei David J. Keil 1998-4-16 26764 San Luis Obispo Los Padres National Forest 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Rd. Comment
  OBI37915  Myriopteris intertexta David J. Keil, Rhonda Riggins, Richard A. Pimentel & D. R. "Doc" Miller 1985-4-27 18604 San Luis Obispo 19.5 miles from California Rte 1 along San Simeon Creek Road, N of Rocky Butte lookout at locked gate. 732 Comment
  RSA0018646  Nassella cernua Joan Stewart 1995-4-1 338 San Luis Obispo Carrizo Plain Comment
  UCD87838  Nassella lepida Beecher Crampton 1964-5-18 6995 San Luis Obispo San Luis Obispo County: 4.5 miles north of San Luis Obispo, U.S. Hwy. 101, La Cuesta pass. Comment
  RSA431563  Nasturtium officinale Edwin Kline 1920-06 s.n. San Luis Obispo Near Paso Robles Comment
  UCR216936  Nasturtium officinale Mark A. Elvin, Joanna Iwanicha 2009-6-30 6377 San Luis Obispo Central Coast, north of Guadalupe, upper Oso Flaco Creek at junction with Oso Flaco Lake Rd., near RR tracks 14 Comment
  OBI14962  Nasturtium officinale P. J. Justen 1966-4-30 25 San Luis Obispo W side of the Cal Poly's Swine Unit Comment
  OBI31561  Navarretia atractyloides Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 438 San Luis Obispo American Canyon Campground. Common in disturbed areas 530 Comment
  OBI83449  Navarretia atractyloides David J. Keil, with Kathleen A. Keil 1998-6-13 27816 San Luis Obispo La Panza Mountains. Vicinity of Shell Creek, 0.5 miles from junction of Shell Creek Rd. and Hwy 58. Comment
  POM64966  Navarretia jaredii Katherine Brandegee 1911-05 s.n. San Luis Obispo Paso Robles Comment
  UC1124115  Navarretia jaredii P. L. Johannsen 1937-5-28 1171 San Luis Obispo 1 mi wsw Chimeneas Ranch; McKittrick Quad. 822 Comment
  RSA549971  Navarretia jaredii C. F. Smith 1991-6-25 12216 San Luis Obispo On Carrizo Plain side of Caliente Mountain ridge, just below summit. 1372 Comment
  UC23797  Navarretia jaredii L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  CAS-BOT-BC230456  Navarretia mitracarpa Alice Eastwood; John Thomas Howell 1938-6-13 5906 San Luis Obispo SW of Shandon on road to Creston Comment
  OBI64737  Navarretia mitracarpa D. R. Miller 1994-6-7 694 -415 San Luis Obispo Pine Mt Region. From the rd way down E slope of Pine Mt: Tobacco crk drainage 762 Comment
  SBBG118006  Navarretia nigelliformis subsp. radians E. Painter, M. Wetherwax, K. Downing, C. Bratt 2000-5-17 CR 96 San Luis Obispo near Generals Rd [SSE of Nacimiento Ranch]; Camp Roberts 150 Comment
  SBBG120110  Navarretia nigelliformis subsp. radians E. Painter, M. Wetherwax with K. Downing, C. Bratt 2000-5-17 CR 91 San Luis Obispo above Nacimiento River, above Tower Rd; Camp Roberts 220 Comment
  RSA642568  Navarretia nigelliformis subsp. radians Stan C. Spencer 1993-5-17 3517 -41 San Luis Obispo From Creston N ca 2 miles (0.6 m N of Hwy 14) on Creston Rd., E of Rd 5 m. Comment
  JEPS26269  Nemacladus gracilis Clare B. Hardham 1956-5-12 663 San Luis Obispo intersection of Commati Rd and Shell Creek Rd. Comment
  SEINET10461030  Nemacladus ramosissimus Hoover 1947-4-20 HOOVER 6972 San Luis Obispo Pilitas Creek district, in granite sand Comment
  SEINET10873446  Nemacladus secundiflorus Hardham 1960-5-12 HARDHAM 5677 San Luis Obispo 1 mile west of Bee Rock Comment
  UC635589  Nemacladus secundiflorus var. secundiflorus H. L. Mason 1927-5-16 3736 San Luis Obispo Atascadero Comment
  SBBG107271  Nemophila pedunculata C. B. Hardham 1961-4-26 6928 San Luis Obispo Franklin Crk, W of Adelaida Comment
  UCR42639  Nemophila pedunculata David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, M. Borchard 1982-3-24 15781 San Luis Obispo South Coast Range, La Panza Mountains, vicinity of American Canyon Comment
  RSA5399  Nicotiana bigelovii Carl B. Wolf 1932-11-18 4415 San Luis Obispo On the Santa Maria- Maricopa State Highway, at upper end of Cuyama Valley, 1 mi. W of Kern Co. Line Comment
  CDA5792  Nicotiana glauca L. Julian 2000-10-2 17 San Luis Obispo Cal Poly Canyon Road of the State University. Comment
  RSA0013792  Nuphar lutea subsp. polysepala Malcolm A. Nobs, S. Galen Smith 1948-9-9 678 San Luis Obispo 4 miles southwest of Arroyo Grande Comment
  OBI54442  Nuttallanthus texanus Matthew Arterburn 1997-3-14 7 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  UC1128066  Oemleria cerasiformis B. Bolt 1936-2-3 563 San Luis Obispo 1 mi sse Sycamore Canyon; San Luis Obispo Quad. 182 Comment
Read comments
Apr 21 2015
  CDA26035  Oemleria cerasiformis T. C. Fuller 1962-2-28 7720 San Luis Obispo Santa Rosa Creek, road to Paso Robles, 10.5 miles east of Cambria. 0 Comment
  POM262091  Oemleria cerasiformis I. L. Wiggins 1929-4-13 3459 San Luis Obispo North end of Cuesta Grade. Comment
  OBI12019  Oenothera californica Robert F. Hoover 1947-4-26 7100 San Luis Obispo 6 mi E of Creston on La Panza Rd Comment
  OBI11972  Oenothera elata subsp. hookeri Robert F. Hoover 1966-9-21 10084 San Luis Obispo Oso Flaco Lake Comment
  OBI79560  Oenothera elata subsp. hookeri David J. Keil 2012-7-18 31411 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  UCR158826  Oenothera laciniata George K. Helmkamp, E. A. Helmkamp 2005-4-17 9374 San Luis Obispo Central Coast, Corbett Canyon, 2.3 miles north of Calif. Hwy 227 in Arroyo Grande 81 Comment
  CHSC75499  Ononis alopecuroides G. Perez 1998-7-9 San Luis Obispo Colony covering approx. 0.1 ha. in 0.4 ha. partially irrigated apsture at 9975 Temettate Dr, off of Suey Creek Rd. approx. 15 mi. E of Santa Maria/ Nipomo. 375 Comment
  UC1137167  Opuntia parryi T. M. Hendrix 1939-5-25 1064 San Luis Obispo ridge top 1/4 mi e Big Rocks; Los Padres National Forest, Branch Mt. Quadrangle Comment
  OBI59656  Orobanche californica subsp. jepsonii David J. Keil, with Jill Bushakra 2001-6-14 29557 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI64129  Orobanche fasciculata David J. Keil 2003-5-23 30228 San Luis Obispo Guadalupe Dunes C-8 oilfield restoration site. Comment
  CAS-BOT-BC500316  Orobanche uniflora subsp. occidentalis Clare B. Hardham 1956-4-18 436 San Luis Obispo Santa ucia Mountains: Hills SE of Chimney Rock Comment
  OBI63007  Orobanche vallicola D. R. Miller, Kathy Fry 1999-11-17 1199 /718 San Luis Obispo Pine Mt Region 853 Comment
  POM312035  Orthocarpus erianthus Keith C. Hughes 1961-2-5 338 San Luis Obispo Along State Highway 1, 0.5 miles north of San Simeon. Pacific slope drainage area. 91 Comment
  OBI17607  Oxalis corniculata Kurt R. Neisess 1976-1-27 s.n. San Luis Obispo In Los Osos, beneath a covering of dead grass Comment
  OBI81087  Oxalis pilosa David J. Keil 1985-6-19 18892 San Luis Obispo Along dirt road west from Clark Valley Rd. ca. 300-400 m South of Blue Heron View Way. Comment
  OBI61099  Paeonia californica P. A. Holden 1968-4-9 127 San Luis Obispo 9 mi E of Santa Margarita on hwy 58 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
  OBI65100  Papaver heterophyllum Greg Wilvert 2005-4-30 358 San Luis Obispo SE half of Caliente Range. 200 m S of Padrones Spring 914 Comment
  OBI22082  Paspalum dilatatum Robert F. Hoover 1966-9-16 10062 San Luis Obispo 2 mi S of Creston Comment
  CDA26362  Passiflora tarminiana David J. Keil 2004-5-24 30304 San Luis Obispo Cambria. South side of Windsor Boulevard just west of Heath Lane, South of Santa Rosa Creek. A few feet above sea level. 0 Comment
  OBI66650  Pectocarya pusilla D. R. Miller 1994-4-22 494 -227 San Luis Obispo Pine Mt Region. On upslope of Ridge rd cut near Road Spring area; Tobacco Crk drainage 900 Comment
  OBI55558  Pectocarya setosa George Butterworth 1998-5-4 258 San Luis Obispo Carrizo Plain Natural Area. Caliente Range, 50 yds NW of N radio tower. T32S, R20E, S31, NE Qtr 1158 Comment
  SBBG17194  Pedicularis densiflora C. B. Hardham 1960-4-2 5277 San Luis Obispo Black Mtn, St Hwy 46 609 Comment
  SBBG93588  Pedicularis densiflora S. A. Junak, T. Ayers 1989-4-12 3939 San Luis Obispo dirt rd N of USFS Rd 29S11.3, ca. 0.2 mi E of W boundary sign of the Cuesta Ridge Botanical Area, ca. 5 mi W of Hwy 101 804 Comment
  UC1872953  Pelargonium X hortorum David Keil 2001-7-10 29642 San Luis Obispo Pismo Beach at Boosinger Park, vicinity of intersection of Lemoore and Wadsworth. Comment
  JEPS86711  Pelargonium grossularioides L. R. Heckard with Jim Hickman et al. 1987-4-12 6657 San Luis Obispo 0.8 mi n San Carpoforo Creek (along CA Hwy 1, 80 m above ocean) Comment
  OBI59521  Pelargonium grossularioides David J. Keil 2002-1-3 29739 San Luis Obispo San Luis Obispo. Along Walnut Street 1/2 block northeast from Santa Rosa Street. Comment
  CAS-BOT-BC69232  Pellaea andromedifolia Marcus E. Jones 1882-5-5 3227 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC69234  Pellaea andromedifolia H. W. Henshaw 1882-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  SBBG93756  Pellaea andromedifolia S. A. Junak 1990-5-17 4360 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, ridge S of first high voltage tower E of W Cuesta Ridge Rd 688 Comment
  SEINET175048 Image available Pellaea andromedifolia Marcus E. Jones 1882-5-5 3227 San Luis Obispo unspecified Comment
  UC1063597  Pellaea andromedifolia C. A. Graham 1938-4-6 284 San Luis Obispo 1/2 mi wsw Bee Rock; Bradley Quadrangle Comment
  UC474229  Pellaea andromedifolia Marcus E. Jones, A. M. 1882-5-5 3227 San Luis Obispo San Luis Obispo Comment
  OBI22086  Pennisetum setaceum Robert F. Hoover 1964-7-11 9189 San Luis Obispo San Luis Obispo, by roadside on Hwy 1 (Santa Rosa St) just W of town Comment
  OBI76601  Pennisetum villosum Michael Walgren 2011-12-10 264 San Luis Obispo Montana de Oro State Park campground Comment
  OBI79081  Pennisetum villosum David J. Keil 2011-11-5 31144 San Luis Obispo Oceano. Beach Street at railroad crossing, south side of street 8 Comment
  CAS-BOT-BC265741  Pennisetum villosum R. F. Hoover 1947-8-20 7390 San Luis Obispo San Luis Obispo, along streets and in vacant lots Comment
  OBI54226  Penstemon centranthifolius George Butterworth 1995-4-27 47 San Luis Obispo Carrizo Plain Natural Area. 10 yds from rd 1113 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
  OBI9306  Penstemon centranthifolius Robert J. Rodin 1953-5-17 5822 San Luis Obispo S of Gorman 3 mi near Hwy 101 Comment
  RSA43196  Penstemon heterophyllus subsp. australis Robert F. Hoover 1947-5-30 7228 San Luis Obispo Husana River just below confluence of Arroyo Seco. Comment
  SD245284  Pentachaeta exilis David Keil, B. Painter, et al. 2001-4-17 29309 San Luis Obispo Camp Roberts. Just northwest of junction of San Marcos Road and Generals Road. 200 Comment
  SBBG117888  Pentachaeta exilis subsp. exilis M. Wetherwax, E. Painter 2001-4-5 CR 164 San Luis Obispo above boundary rd at S end of installation, above San Marcos Crk; Camp Roberts 260 Comment
  CAS-BOT-BC70231  Pentagramma triangularis subsp. triangularis H. W. Henshaw 1884-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  UC1063642  Pentagramma triangularis subsp. triangularis V. Stackhouse 1937-12-15 89 San Luis Obispo 3 mi wnw Nacimiento Ranch (saddle of ridge); Bradley Quadrangle Comment
  UC74890  Pentagramma triangularis subsp. triangularis Miss Maggie Grieb 1885-1 San Luis Obispo Coral de Piedra Ranch Comment
  UCD105237  Peritoma arborea var. globosa Robert E. Preston 2010-3-30 2723 San Luis Obispo San Luis Obispo County: W side of Temblor Range, 3.8 miles NE of Simmler. 777 Comment
  CAS-BOT-BC73703  Peritoma arborea var. globosa R. F. Hoover 1952-4-8 8094 San Luis Obispo West base of Temblor Range near McKittrick Road. Comment
  CAS-BOT-BC419074  Persicaria lapathifolia Clare B. Hardham 1959-9-5 4969 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  OBI58863  Petunia parviflora David J. Keil 1998-9-4 28071 San Luis Obispo Santa Margarita. 305 Comment
  OBI53958  Phacelia David J. Keil, Justin Epting 1995-6-14 25375 San Luis Obispo Coastal foothills of Santa Lucia Mtsn. Cal Poly's Pennington Crk bio reserve Comment
  RSA0020754  Phacelia cicutaria var. hispida Greg Wilvert 2005-4-23 289 San Luis Obispo Above Lawson Spring. 857 Comment
  UC1285307  Phacelia cicutaria var. hispida R. F. Hoover 1950-4-30 7856 San Luis Obispo on Pozo-La Panza rd just e summit; La Panza Range Comment
  RSA607294  Phacelia ciliata D. D. Keck, Jens Clausen 1935-4-10 3141 San Luis Obispo East side of Soda Lake, Carrizo Plains. 610 Comment
  POM298625  Phacelia ciliata Lincoln Constance, A. A. Beetle 1940-3-22 2535 San Luis Obispo 2 miles northeast of La Panza. 488 Comment
  RSA112769  Phacelia ciliata H. D. Ripley, R. C. Barneby 1941-4-13 3248 a San Luis Obispo Simmler Comment
  UCSB31022  Phacelia ciliata Steele, R. 1977-1-30 San Luis Obispo Cuyama Valley on west side of Soda Lake Road, 11 miles north of Rt. 116 731 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
  OBI64934  Phacelia ciliata var. ciliata Greg Wilvert 2005-3-24 25 San Luis Obispo SE half of the Caliente Range. Approx 2 km N of Wells Cyn 919 Comment
  UC1228851  Phacelia ciliata var. ciliata Peter H. Raven 1962-3-24 16962 San Luis Obispo 6.8 mi e Templeton (on road to Shandon) Comment
  UC671721  Phacelia ciliata var. ciliata Lincoln Constance and Alan A. Beetle 1940-3-22 2540 San Luis Obispo 10.5 mi s Simmler; Carrizo Plain 762 Comment
  OBI13806  Phacelia distans John Thomas Howell 1948-6-15 24370 San Luis Obispo Hughes Cyn SE of Shandon 610 Comment
  UCR122518  Phacelia distans George K. Helmkamp, E. A. Helmkamp 2001-5-2 6604 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  OBI13812  Phacelia distans Richard Schmitt 1964-2-23 14 San Luis Obispo At end of Los Osos Valley Rd 100 yds in state park, 90 deg to ocean for 100 ydss Comment
  OBI13816  Phacelia distans Eben McMillan 1952-4-30 71 San Luis Obispo Shell Crk 12 I S, 1.5 mi E of Shandon Comment
  OBI23893  Phacelia distans Janice M. Toyoshima 1979-4-21 A 4 -21 San Luis Obispo Adj to roadcut that intersects E boundary of Morro Bay state park Comment
  UC564122  Phacelia distans Roxana S. Ferris 1935-3-30 9139 San Luis Obispo head of valley near Kern County line; Cuyama Valley Comment
  CAS-BOT-BC183571  Phacelia douglasii James R. Shevock; Jack Zaninovich 1983-3-30 10220 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 33/166 300 Comment
  OBI80434  Phacelia douglasii David J. Keil 1985-3-16 s.n. San Luis Obispo Los Osos - Baywood Park area. Vicinity of intersection of South Bay Blvd. and Turri Road and southeastward. 20 Comment
  UC1069316  Phacelia fremontii P. L. Johannsen 1937-4-13 1037 San Luis Obispo 2 mi e Whites (Plot 123); McKittrick Quadrangle Comment
  OBI81123  Phacelia fremontii Jason Dart, M. Perry 2009-4-14 335 San Luis Obispo Collected from hills on the north side of La Panza Road between Creston and State Highway 58, approximately 6.3 driving miles south of State Highway 41 East 501 Comment
  SBBG112418  Phacelia grisea D. Keil with R. Riggins 1987-5-11 20145 San Luis Obispo Cuesta Ridge E, along rd to radio facility N of Mt Lowe, ca. 0.35 mi from Cuesta Ridge Rd 731 Comment
  SBBG93985  Phacelia grisea S. A. Junak 1990-7-13 4417 San Luis Obispo Cuesta Ridge Botanical Area: powerline access rd, in small cyn between first and second high voltage tower E of W Cuesta Ridge Rd, ca. 1.3 mi S of Tassajera Crk Rd Comment
  OBI7616  Phacelia imbricata Christian Smith 1974-5-1 s.n. San Luis Obispo Along Santa Rita Crk rd Comment
  SBBG34824  Phacelia imbricata Mrs. R. W. Summers -Jun-1884 San Luis Obispo Santa Margarita plains Comment
  OBI17764  Phacelia malvifolia var. loasifolia Dave Imper 1977-3-21 68 San Luis Obispo Price Canyon Tarsands Project. Project location 1 mi SW of hwy 227 on Price Canyon rd 76 Comment
  OBI39684  Phacelia malvifolia var. loasifolia David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16004 San Luis Obispo Warrens' cabin at base of Cypress Mtn ca. 8 mi from Santa Rosa crk rd on Cypress mtn rd Comment
  OBI3970  Phacelia nemoralis Elizabeth Rudd 1971-6-10 300 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  RSA749095  Phacelia ramosissima David J. Keil, Lawrence M. Kelly, Kathryn Bay, Frieda Wertman 1988-11-12 21195 San Luis Obispo Near summit along CA Route 227 between San Luis Obispo and Arroyo Grande. Mosaic of coast live oak woodland, chaparral, and coastal scrub. 183 Comment
  IRVC28944  Phacelia ramosissima var. ramosissima G. K. Helmkamp 2003-9-19 8150 San Luis Obispo Nipomo Mesa area. Pomeroy Rd, 0.2 mi S of Los Berros Rd. Central Coast 76 Comment
  RSA201164  Phacelia rattanii Clare B. Hardham 1961-5-26 7134 San Luis Obispo Franklin Creek, west of Adelaide. Comment
  RSA140137  Phacelia tanacetifolia Clare B. Hardham 1959-4-3 4190 San Luis Obispo Chimney Rock Ranch, north road to Adelaida. Comment
  OBI78090  Phacelia vallis-mortae George Butterworth 2013-4-18 910 San Luis Obispo Chimineas. Johnson Mtn. BLM land 777 Comment
  OBI31237  Phacelia viscida Julie M. Vanderwier 1978-5-18 37 San Luis Obispo Indian Knob Tar Sands Comment
  OBI30911  Phalaris aquatica Julie M. Vanderwier 1978-5-18 44 San Luis Obispo Indian Knob Tar Sands Comment
  OBI40666  Pholisma arenarium David J. Keil 1985-6-9 18794 San Luis Obispo Los Osos/ Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto Lake Comment
  UC1311623  Pholisma arenarium Robert J. Rodin 1962-5-2 6854 San Luis Obispo sand dunes at s end Morro Bay Comment
  OBI4452  Pholistoma auritum var. auritum Robert J. Rodin 1954-4-3 5950 San Luis Obispo Bishop's peak Comment
  OBI72581  Pholistoma auritum var. auritum Wendy Thackery 9-Mar 42 San Luis Obispo Off Lopez Rd Arroyo Grande, 1/4 mi E of Huasna Rd jctn 107 Comment
  OBI82584  Pholistoma membranaceum David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33506 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 610 Comment
  UC1069440  Pholistoma membranaceum W. A. Peterson 1937-4-13 671 San Luis Obispo 1 1/2 mi. e. of mouth of Carnoza Creek; La Panza Quadrangle Comment
  OBI53054  Phoradendron serotinum subsp. tomentosum David J. Keil, Randi McCormick 1995-5-9 25054 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  RSA573671  Phoradendron villosum subsp. villosum Vanessa Ashworth, Nigel Boyle 1994-10-16 68 San Luis Obispo Just S of Paso Robles, ca 1.5 mi W of Hwy 101 along Hwy 46, ca 0.5 mile S from intersection of Bethel Road with Hwy 46. Comment
  OBI8678  Phyla nodiflora Robert F. Hoover 1946-8-3 6264 San Luis Obispo Laguna near San Luis Obispo Comment
  UC52305  Physalis philadelphica Rev. R. W. Summers Sep 1886 614 San Luis Obispo San Luis Obispo Comment
  UC1128126  Physocarpus capitatus H. C. Lee 1937-6-1 1047 San Luis Obispo 2 mi sw Templeton; Paso Robles Quadrangle Comment
  UCR266190  Pilularia americana David J. Keil 2005-4-8 30369 San Luis Obispo Carrizo Plain, north of Soda Lake; vicinity of intersection of Belmont Trail and Clarksberg Road 595 Comment
  OBI23138  Pinus coulteri Robert J. Rodin 1962-5-8 6668 San Luis Obispo Cuesta Ridge Comment
  OBI7733  Pinus coulteri Ray Mckelvey unk 21 San Luis Obispo Cuesta Summit Comment
  UC496181  Pinus coulteri Elmer I. Applegate 1931-11-13 7009 San Luis Obispo about 5 mi ne San Luis Obispo (1/4 mi e of the hughway, mountains between San Luis Obispo and Santa Margarita); Cuesta Pass Comment
  SBBG38018  Pinus monophylla N. Havlik 2003-6-5 San Luis Obispo near Goat Spring, Caliente Mtn, Carrizo Plain Nat Monument; T11N R27W NE 1/4 S5 Comment
  HSC91667  Pinus muricata Susan H. Bicknell 1989-8-7 San Luis Obispo Montano de Oro, MDO 50 Comment
  OBI23075  Pinus muricata Robert F. Hoover 1964-10-5 9322 San Luis Obispo Los Osos, 1 mi S of shopping center Comment
  UCR246621  Pinus radiata Patrick O'Bannon 1973-1-27 010 San Luis Obispo Cerro Alto Campground off Hwy 41 244 Comment
  RSA564033  Pinus sabiniana Don Pendleton 1992-3-15 92 -2 San Luis Obispo East side of Atascadero, adj. to railroad tracks on N-S trending ridge W of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  RSA586552  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 0633 San Luis Obispo Whiskey Spring. Comment
  UCSB51430  Pinus sabiniana D. Connell 1964-7-2 San Luis Obispo SAN LUIS DISTRICT BLACK MOUNTAIN (LOS PADRES NATIONAL FOREST) Comment
Read comments
Dec 24 2009
  OBI59676  Pinus torreyana Larry Kelly, David J. Keil, V. L. Holland, and LynnDee Oyler 1990-4-12 389 San Luis Obispo Pismo marsh between Pismo state beach campground and Grand Ave Comment
  OBI64154  Piperia michaelii David J. Keil 2001-7-5 29637 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondanada Road. Comment
  OBI29860  Piptatherum miliaceum Ruth E. Davis 1964-5-24 114 San Luis Obispo 1023 Mill St, San Luis Obispo Comment
  OBI62720  Plagiobothrys canescens Jason Dart, LynneDee Althouse 2003-4-10 165 San Luis Obispo Santa Margarita Ranch Comment
  SBBG20233  Plagiobothrys canescens E. R. Chandler 1963-5-4 1028 San Luis Obispo ca. 1 mi E of Paso Robles near Hwy 466 Comment
  UCD78298  Plagiobothrys canescens Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4633 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  RSA220254  Plagiobothrys canescens E. C. Twisselmann 1969-5-19 15304 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road. 213 Comment
  OBI32029  Plagiobothrys collinus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14447 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI20901  Plagiobothrys infectivus Robert F. Hoover 1949-4-21 7624 San Luis Obispo 14 mi E of Creston on Laz Panza Rd Comment
  OBI77778  Plagiobothrys leptocladus David J. Keil, with Kathleen A. Keil 1998-4-4 26554 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  OBI32032  Plagiobothrys nothofulvus David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15858 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI20909  Plagiobothrys nothofulvus Robert F. Hoover 1952-4-8 8071 San Luis Obispo Pozo 1 mi W Comment
  POM265137  Plagiobothrys nothofulvus I. L. Wiggins 1929-4-13 3450 San Luis Obispo North end of Cuesta Grade. Comment
  UCSB44322  Plagiobothrys nothofulvus Zeeb, Marty 1979-4-20 San Luis Obispo At Lunch Meadow; East Cuesta Ridge Rd.; 2 miles from U.S. 101 609 Comment
  OBI51413  Plagiobothrys reticulatus Jan Barber 1994-5-29 194 San Luis Obispo San Simeon State park. E of Washburn campground Comment
  OBI20911  Plagiobothrys shastensis Robert F. Hoover 1968-4-6 11003 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  OBI80862  Plagiobothrys stipitatus G. F. Hrusa, G. Wilvert 2005-4-1 16405 San Luis Obispo Carrizo Plain. Low, seasonal depression (vernal pool) off Padrone Cyn. Rd. Scattered plants in lowest wettest part of pool, standing water now gone. 823 Comment
  UCR97560  Plagiobothrys tenellus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1430 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  OBI69993  Plagiobothrys tenellus David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake rd on ranch managed by the Nature Conservancy Comment
  RSA14175  Plagiobothrys tenellus Roxana S. Ferris 1935-3-29 9082 San Luis Obispo 7 miles E of Pozo on the Santa Maria- McKittrick road. Comment
  OBI80057  Plagiobothrys trachycarpus David J. Keil 2000-5-27 28760 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  RSA15464  Plagiobothrys trachycarpus Alice Eastwood, J. T. Howell 1936-5-8 2303 San Luis Obispo 3 miles E of Pozo. Comment
  RSA165655  Plagiobothrys uncinatus Clare B. Hardham 1960-4-26 6917 San Luis Obispo Franklin Creek, west of Adelaida Comment
  OBI45301  Plantago elongata David J. Keil 1985-4-6 18537 San Luis Obispo N of San Simeon. 1.8 mi N of Arroyo de la Cruz and inland to ridge overlooking Arroyo de ls Chinos Comment
  OBI72267  Plantago erecta Anthony Baniaga, Daniel Chavez 2010-3-14 61 San Luis Obispo Tierra Redonda Mtn BLM ACEC 366 Comment
  SBBG36804  Plantago erecta S. A. Junak, D. A. Young, T. J. Ayers 1989-4-27 3960 San Luis Obispo USFS Rd 29S11.3, 0.1 mi W of W boundary sign for the Cuesta Ridge Botanical Area, 5.3 mi W of Hwy 101 786 Comment
  CAS-BOT-BC94984  Plantago erecta R. C. Wenk 2007-4-13 625 San Luis Obispo Carrizo Plain N.M., Swain Pasture, 4.2 mi. E on Soda Lake Road from turnoff to KCL campground & 1.5 mi. S 670 Comment
  UCR132762  Plantago lanceolata George K. Helmkamp 2003-7-29 8032 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI11643  Plantago ovata Robert F. Hoover 1952-4-20 8131 San Luis Obispo Near N end of Elkhorn Plain, W base of Temblor Range Comment
  UC1192308  Platanthera leucostachys Malcolm A. Nobs, S. Galen Smith 1949-6-23 856 San Luis Obispo near Highway 1 ca 4 mi s Arroyo Grande Comment
  CAS-BOT-BC92003  Platystemon californicus E. Roy Weston 1926-3-15 s.n. San Luis Obispo Carrizo Plain. Comment
  CDA14255  Platystemon californicus G. F. Hrusa, J. A. Hart 1993-4-6 10711 San Luis Obispo Carrizo Plain; N end of Plain, Soda Lake Rd. 2 mi. S of airport. 609 Comment
  SEINET6911637  Platystemon californicus W. P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo About 2 miles north of San Luis Obispo. Comment
  OBI47109  Plectritis ciliosa Lynne Dee Oyler 1986-4-5 399 San Luis Obispo Amer Cyn blue oak study site in cattle exclosure. Los Padres natl Forst Comment
  RSA759017  Plectritis ciliosa David J. Keil 1998-4-20 26835 San Luis Obispo Northwest of Paso Robles on Nacimiento Lake Drive, 2.5 miles west of junction with Chimney Rock Road. Comment
  UC1120051  Plectritis ciliosa subsp. insignis N. K. Carlson 1936-3-29 260 San Luis Obispo .6 mi ne of Havel 358 Comment
  CAS-BOT-BC175945  Plectritis ciliosa subsp. insignis Ernest C. Twisselmann 1962-3-29 6732 San Luis Obispo Palo Prieta Canyon, 3.5 miles south of Cholame 556 Comment
  UCSB26164  Plectritis congesta Wilken, Dieter 1969-4-13 San Luis Obispo California State Highway 58, 5.5 miles east of Cammatti Canyon Road Comment
  SBBG104417  Plectritis macrocera M. D. Proctor, E. A. Young 1993-3-18 ROB 238 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  UC1224745  Plectritis macrocera R. F. Hoover 1949-5-12 7667 San Luis Obispo between Mount Bishop and Cerro Romauldo Comment
  RSA585581  Plectritis macrocera subsp. macrocera M. D. Proctor, E. A. Young 1993-4-12 ROB- 383 San Luis Obispo 0.5 km SE of Deer Trail Road on W Perimeter Road Comment
  UCR109656  Pluchea odorata R. D. Goeden, Don W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Lucia Range, Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos 300 Comment
  UC1132579  Poa annua G. T. Nordstrom 1937-4-28 1143 San Luis Obispo 1 mi s Williams Ranch; Adelaida Quadrangle Comment
  UCR96394  Poa annua George K. Helmkamp 1996-9-22 1204 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  CAS-BOT-BC255557  Poa annua Ernest C. Twisselmann 1955-4-14 1837 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Henry Twisselmann Ranch, eastern county 563 Comment
  UCD90814  Poa bulbosa Ernest C. Twisselmann 1962-4-17 6942 San Luis Obispo San Luis Obispo County: Eastern part of county. Shandon. Dorothy Twisselmann Ranch. 685 Comment
  RSA0036717  Poa bulbosa subsp. vivipara LeRoy Gross, P. DeVries, Melinda Elster 2014-4-30 6352 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
  UCR101013  Poa secunda George K. Helmkamp, E. A. Helmkamp 1998-4-8 3215 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  HSC81385  Poa secunda subsp. secunda David J. Keil 1980-3-16 13718 San Luis Obispo Along Park Hill Rd., 0.5 mi. W of junction with Huerhuero Rd. Comment
  UC1132817  Poa secunda subsp. secunda G. T. Nordstrom 1937-4-29 1164 San Luis Obispo 2 mi nw Josephine School; Adelaida Quadrangle Comment
  OBI13595  Pogogyne douglasii Robert F. Hoover 1947-8-17 7388 San Luis Obispo Between San Carpoforo crk and Arroyo de la Cruz Comment
  OBI13594  Pogogyne douglasii Robert F. Hoover 1948-9-9 7555 San Luis Obispo 1.8 mi N of Arroyo de la Cruz; on state hwy 1 Comment
  OBI58159  Pogogyne serpylloides David J. Keil 1998-7-2 27904 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  OBI34330  Polygonum aviculare David J. Keil, Eric Wise 1983-8-30 17907 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  CAS-BOT-BC414231  Polygonum aviculare subsp. depressum Clare B. Hardham 1956-11-12 1521 San Luis Obispo Santa Lucia Mountains. Atascadero Lake Comment
  OBI33021  Polygonum aviculare subsp. depressum David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al 1983-6-12 17147 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon. Along rd E from hwy 1 along Arroyo de la Cruz Valley Comment
  UC771746  Polygonum persicaria R. F. Hoover 1946-8-26 6360 San Luis Obispo Baywood Park; in wet spot Comment
  CAS-BOT-BC71998  Polypodium californicum Alice Eastwood 1927-4-7 s.n. San Luis Obispo unspecified Comment
  CAS-BOT-BC72009  Polypodium californicum W. R. Dudley 1905-1-4 s.n. San Luis Obispo Adelaide Comment
  RSA689925  Polypodium californicum Day 1885-1 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI72589  Polypodium calirhiza Wendy Thackery 2002-2-20 3 San Luis Obispo Cerro Alto Campground, hwy 41 (6 me E of hwy 1) on E side of road. Cerro alto Peak trail 250 Comment
  CAS-BOT-BC233013  Polypogon elongatus R. F. Hoover 1947-7-18 7314 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC237338  Polypogon monspeliensis Ernest C. Twisselmann 1954-5-1 1147 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Spring, 6 miles E of Simmler 487 Comment
  CAS-BOT-BC237339  Polypogon monspeliensis Ernest C. Twisselmann 1954-5-1 1147 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Spring, 6 miles E of Simmler 487 Comment
  OBI53963  Polypogon viridis Larry Kelly 1989-1-29 328 San Luis Obispo Pismo marsh, W along Norswing between Coolidge and Pier Comment
  RSA693273  Polystichum dudleyi Thekla Mohr 1911-07 250 San Luis Obispo San Luis Obispo Comment
  UC454369  Polystichum imbricans subsp. curtum I. J. Condit 1908-4-2 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC76755  Polystichum imbricans subsp. imbricans R. F. Hoover 1964-6-12 9050 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  RSA693309  Polystichum munitum Thekla Mohr 1911-07 1931 San Luis Obispo [no locality information provided] Comment
  POM211531  Populus fremontii subsp. fremontii Carl B. Wolf 1931-8-16 2316 San Luis Obispo Salinas River. 5 miles N of Paso Robles. 198 Comment
  OBI37116  Populus trichocarpa Eric Wise 1981-6-11 524 San Luis Obispo Little Morro Creek, Morro Bay Comment
  OBI64643  Potamogeton David J. Keil, with Kathleen A. Keil 2002-7-27 29899 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  RSA769860  Potamogeton nodosus David J. Keil 2000-5-25 28742 San Luis Obispo Santa Margarita Ranch, About 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo road Comment
  CAS-BOT-BC453992  Potamogeton pectinatus Ernest C. Twisselmann 1969-10-22 16320 San Luis Obispo Temblor Range and the Western San Joaquin Valley. O'Brien Lake, San Andreas Fault at the summit of Palo Prieta Canyon 655 Comment
  CAS-BOT-BC453995  Potamogeton pectinatus R. F. Hoover 1964-8-14 9279 San Luis Obispo Oso Flaco Lake. Comment
  OBI43465  Potamogeton pusillus Eric Wise 1981-9-2 1084 San Luis Obispo 5.2 mi. So. of Nacimiento Dam on G 14. Comment
  POM366492  Potentilla anserina var. grandis Dana Krempels 1981-4-13 35 San Luis Obispo Directly under Highway 1 bridge; 30 m south of Pico Creek in San Simeon Acres. 0 Comment
  OBI55563  Prunus fasciculata var. fasciculata George Butterworth 1998-4-30 249 San Luis Obispo Carrizo Plain Natural Area, 1/3 mi NW of Sprague HIll rd cuve, 1.8 mi SW of Soda Lake Rd 695 Comment
  SBBG15660  Prunus fasciculata var. punctata M. A. Piehl 1963-4-21 6384 San Luis Obispo S end of Morro Bay, ca. 1.3 mi W of Los Osos 9 Comment
  RSA166676  Prunus fasciculata var. punctata M. A. Piehl 1963-4-21 6384 San Luis Obispo Near S end of Morro Bay, 1.3 mile W of Los Osos Comment
  OBI10058  Prunus ilicifolia E. Maino 1931-3-31 108 San Luis Obispo Hazard Ranch Comment
  UCD67203  Pseudognaphalium beneolens G. F. Hrusa 1993-5-22 11124 San Luis Obispo San Luis Obispo County: approximately 1/4 mile north of Mt. Lowe. 600 Comment
  CAS-BOT-BC356613  Pseudognaphalium biolettii Ernest C. Twisselmann 1967-4-27 12933 San Luis Obispo Ragged Point, Santa Lucia Range 60 Comment
  JEPS18378  Pseudognaphalium biolettii Rimo Bacigalupi with F. Chisaki and P. Hutchison 1957-4-2 5769 San Luis Obispo 7.8 mi e of jnct. with State Hwy. no. 1 canyon of Morro Creek (road betweem Atascadero and Morro Bay); Morro Bay, Atascadero 213 Comment
  UC1613358  Pseudognaphalium biolettii Charles M. Belshaw March 1936 1722 San Luis Obispo Vicinity of San Luis Obispo and Marro Bay Comment
  OBI73540  Pseudognaphalium californicum David J. Keil 1990-4-26 21376 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  UCD133639  Pseudognaphalium californicum G. F. Hrusa 1995-5-28 12319 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1). 630 Comment
  CAS-BOT-BC356830  Pseudognaphalium californicum Clare B. Hardham 1956-6-15 981 San Luis Obispo Santa Lucia Mountains. V2 Ranch Comment
  SBBG107361  Pseudognaphalium luteoalbum C. B. Hardham 1971-4-24 18040 San Luis Obispo American Cyn, Avenales Ranch Comment
  OBI38468  Pseudognaphalium luteoalbum Eric Wise 1981-9-29 1238 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Comment
  SBBG16079  Pseudognaphalium luteoalbum C. B. Hardham 1962-8-23 7693 San Luis Obispo O'Brien Lake, hills at summit of Palo Prieta Cyn 640 Comment
  OBI82441  Pseudognaphalium ramosissimum David J. Keil 2016-2-6 33447 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  UC771720  Pseudognaphalium ramosissimum R. F. Hoover 1946-8-26 6354 San Luis Obispo Los Osos Valley Comment
  UCD135220  Pseudognaphalium stramineum P. B. Kennedy 1927-7-12 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  OBI55316  Psilocarphus chilensis David J. Keil 1998-5-6 27077 San Luis Obispo 1 mi N of Hwy 46 along Buena Vista Dr. Comment
  SEINET3874494 Image available Pteridium aquilinum Merlyne Prescott 1969-4-16 171 San Luis Obispo Western Bracken. Herb 1 1/2 feet high, found on a North facing slope with grasses around it, top of Cuesta Grade on hold Highway 101.; 0 Comment
  OBI25563  Pterostegia drymarioides David J. Keil 1981-5-16 14653 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI50277  Pterostegia drymarioides Tawney Odegard 1985-5-5 25 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley Rd after passing "Golf Course" sign, turn right on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi MBKR site is on the left Comment
  OBI65031  Pterostegia drymarioides Greg Wilvert 2005-4-13 208 San Luis Obispo SE Half of the Caliente Range. 2 km SSW of Lawson Spring 871 Comment
  OBI5011  Quercus agrifolia var. agrifolia Robert J. Rodin 1957-9-15 6185 San Luis Obispo Cambria Comment
  SBBG119093  Quercus agrifolia var. agrifolia E. Painter, M. Wetherwax 2000-11-15 SLO 173 San Luis Obispo NW side of Chumash Pk, along rd above Training Area K-1; Camp San Luis Obispo 120 Comment
  UCR140769  Quercus agrifolia var. agrifolia George K. Helmkamp 2004-3-25 8408 San Luis Obispo Central Coast, Nipomo Valley, along Los Berros Rd., 0.8 mi NW of its junction with Hwy US-101 73 Comment
  OBI41046  Quercus berberidifolia David J. Keil 1986-5-13 19446 San Luis Obispo Hi Mtn rd near Hi Mtn lookout. 945 Comment
  RSA0039779  Quercus berberidifolia LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6494 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-BC94130  Quercus durata R. F. Hoover 1946-9-15 6419 San Luis Obispo Rinconada Mine Comment
  CDA11313  Quercus durata G. F. Hrusa, Dave Ragan 1988-9-13 5730 A San Luis Obispo Santa Lucia Mountains; Cuesta Ridge, west side. 762 Comment
  OBI37904  Quercus durata var. durata David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18570 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  OBI5346  Quercus durata var. durata Robert J. Rodin 1969-7-4 8355 San Luis Obispo Comment
  OBI5425  Quercus durata var. durata Robert J. Rodin 1956-5-22 6073 San Luis Obispo 4 mi N of SLO Comment
  UCD46256  Quercus john-tuckeri J. M. Tucker 1952-4-19 2350 San Luis Obispo Shrub on steep hillslope, in canyon ca. 1/2 mile above the headquarters of the Seaback Ranch, ca. 2 miles (air-line) northeast of summit of Caliente Mountain, southeastern San Luis Obispo County, California. Comment
  UC1135878  Quercus wislizeni W. A. Peterson 1937-5-19 871 San Luis Obispo 0.5 mi sw La Panza; La Panza Quad. 609 Comment
  UC1135879  Quercus wislizeni T. M. Hendrix 1937-5-20 194 San Luis Obispo 0.5 mi nw Navajo; Los Padres National Forest, Pozo Quad. 594 Comment
  OBI14202  Quercus wislizeni var. frutescens Robert F. Hoover 1946-10-26 6531 San Luis Obispo Summit above (SE of) Cuesta Pass Comment
  OBI15550  Rafinesquia californica Robert F. Hoover 1946-6-16 6159 San Luis Obispo E side of La Panza Range Comment
  RSA715276  Ranunculus George K. Helmkamp 2004-6-9 8614 San Luis Obispo Central Coast: Mesa Dunes mobile home park along Mesa view Drive (hwy CA-1), 0..3 mi S of Halcyon Rd. 76 Comment
  OBI31030  Ranunculus californicus Julie M. Vanderwier 1978-5-11 41 San Luis Obispo Indian Knob Tar Sands Comment
  OBI31413  Ranunculus californicus Joy Nishida, Robert Allen 1982-4-10 284 San Luis Obispo American Cyn campground 536 Comment
  OBI31687  Ranunculus californicus Smeltzer, Turnquist 1982-5-7 114 San Luis Obispo On the NE side of Laguna Lake Park Comment
  OBI66923  Ranunculus californicus David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29576 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
  UC1126144  Ranunculus californicus W. A. Peterson 1937-4-27 759 San Luis Obispo Piletas Canyon La Panza Quadrangle Comment
  CDA24310  Ranunculus californicus T. C. Fuller 1962-2-28 7717 San Luis Obispo Santa Rosa Creek, road to Paso Robles, 10.5 miles east of Cambria. 0 Comment
  SBBG25504  Ranunculus hebecarpus M. A. Piehl 1963-4-20 6370 San Luis Obispo S bank of Salinas River near bridge 4 mi NE of Santa Margarita 304 Comment
  SBBG93700  Ranunculus hebecarpus S. A. Junak 1990-5-1 4280 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  OBI32365  Ranunculus hebecarpus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16023 San Luis Obispo Trl on NE side of Cypress Mtn Comment
  OBI82308  Ranunculus muricatus D. R. Miller 2016-5-3 516 .1151 San Luis Obispo along side the quonset hut at Sep-ladder Ranch, San Simeon creek drainage. 488 Comment
  CAS-BOT-BC74333  Raphanus sativus Chester Dudley 1936-7-1 s.n. San Luis Obispo Morro. Comment
  OBI31818  Raphanus sativus Smeltzer/Turnquist 1982-4-12 26 San Luis Obispo SE side of Laguna Lake Park from the roadway to the base of hill Comment
  UC1927965  Rhamnus californica Ann Cochran 1986-8-1 86 San Luis Obispo Sierra Nevada mountains, W side; Mountain Home State Forest 1676 Comment
  HSC91625  Rhamnus crocea Susan H. Bicknell 1989-6-11 San Luis Obispo Montana de Oro Comment
  OBI57020  Rhus aromatica G. F. Hrusa, D. Ragan 1997-8-10 14079 San Luis Obispo Los Padres National Forest; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. Comment
  CAS-BOT-BC92484  Ribes aureum var. gracillimum Ira L. Wiggins 1932-3-24 5846 San Luis Obispo Roadsides and hills near Adelaide, west of Paso Robles. Comment
  CAS-BOT-BC92482  Ribes aureum var. gracillimum R. F. Hoover 1965-3-12 9335 San Luis Obispo Santa Lucia Range. 4 miles west of Templeton. Comment
  RSA121545  Ribes aureum var. gracillimum C. A. Graham 1938-4-8 22578 San Luis Obispo 0.2 miles South of Bee Rock. 290 Comment
  UCSC000341  Ribes divaricatum I. J. Condit 2009-3-31 s.n. San Luis Obispo Coon Creek Canon Comment
  CAS-BOT-BC168973  Ribes malvaceum Ernest C. Twisselmann 1956-2-9 2505 San Luis Obispo York Mountain, Santa Lucia Range 274 Comment
  OBI32138  Ribes menziesii David J. Keil, Eric Wise 1981-5-25 14804 San Luis Obispo North of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  UCR29890A  Ribes menziesii David J. Keil, R. Riggins, D. Walters, M. McLeod, M. Luckow, et al. 1981-4-11 14348 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  SBBG72072  Ribes quercetorum J. E. Butner 1950-3-18 693 San Luis Obispo Carrizo Plains Comment
  RSA0023196  Ribes quercetorum W. A. Peterson 1937-3-17 618 San Luis Obispo 2 miles E of La Panza Ranch. 534 Comment
  CAS-BOT-BC144470  Ribes sericeum W. R. Dudley 1905-1-5 s.n. San Luis Obispo near Wyss Place Comment
  OBI80456  Ribes speciosum Kevin Campos 2015-3-4 1 San Luis Obispo Madonna HIll, up and around a little valley, around the corner from a big storage unit. Right around a dirt road named Lemon Grove Loop Comment
  RSA0019659  Ribes speciosum P. A. Munz 1925-3-25 9198 San Luis Obispo Morro Creek. 305 Comment
  UCD102516  Ribes speciosum J. M. Tucker 1963-4-11 3672 San Luis Obispo San Luis Obispo County: Beecham Ranch in Clark Valley, ca. 6 miles, airline, southeast of Morro Bay. Comment
  CAS-BOT-BC362924  Rigiopappus leptocladus David D. Keck 1933-5-3 2121 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield Comment
  OBI82320  Rigiopappus leptocladus G. Butterworth 1956-1 990 San Luis Obispo Syncline Hill, sandy, gravelly E slope Comment
  OBI39685  Rigiopappus leptocladus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1992-5-8 16017 San Luis Obispo Trl on NE side of Cypress mtn Comment
  UC1927768  Rorippa curvipes var. truncata David Keil with Kathleen Keil 2002-3-29 29778 San Luis Obispo Lopez Reservoir. Vicinity of 35.20391 N x 120.47009 W Comment
  SD220048  Rorippa nasturtium-aquaticum Mark A. Elvin, Lynne Dee Althouse 2006-5-25 4919 San Luis Obispo Central Coastal Foothills; above Arroyo Grande, Old Oak Park Road across from 1620. 99 Comment
  UCR108900  Rorippa nasturtium-aquaticum George K. Helmkamp, E. A. Helmkamp 1998-6-30 4204 San Luis Obispo South Coast Range, Alamo Creek Rd, 0.9 mile north of Calif. Hwy 166, near Twitchell Reservoir 320 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
  UC1296073  Rosa gymnocarpa var. gymnocarpa R. F. Hoover 1965-5-24 9408 San Luis Obispo ridge nw Cuesta Pass; Santa Lucia Range Comment
  OBI82576  Rubus ulmifolius David J. Keil, with Bill Waycott et al. 2015-8-10 33339 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  CAS-BOT-BC156985  Rubus ursinus Ernest C. Twisselmann 1969-4-24 15170 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 213 Comment
  CAS-BOT-BC157005  Rubus ursinus Ernest C. Twisselmann 1969-4-24 15170 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 213 Comment
  CAS-BOT-BC157002  Rubus ursinus Alice Eastwood; John Thomas Howell 1938-6-14 5938 San Luis Obispo Serrano Canyon Comment
  OBI31698  Rumex acetosella Smeltzer, Turnquist 1982-4-6 9 San Luis Obispo SE side of Laguna Lake Park Comment
  SD193340  Rumex acetosella G. K. Helmkamp, E. A. Helmkamp 2005-4-17 9373 San Luis Obispo Corbett Canyon, 2.3 miles north of Highway CA-227 in Arroyo Grande. 81 Comment
  OBI19511  Rumex conglomeratus David J. Keil, V. L. Holland 1979-5-30 13103 San Luis Obispo Just outside of San Luis Obispo city limit on E side of Orcutt Rd Comment
  OBI37008  Rumex crispus Eric Wise 1982-6-24 1511 San Luis Obispo Warden Lake. Willow bog of old lake [N of Los Osos Valley Rd] and new reservoir next to it Comment
  OBI71645  Rumex crispus David J. Keil 1988-7-2 20876 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  UCR122140  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5450 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  CAS-BOT-BC433350  Rumex crispus Ernest C. Twisselmann 1956-6-13 2935 San Luis Obispo La Panza Range. Northeast spur of Black Mountain. 539 Comment
  OBI31557  Rumex crispus Joy Nishida 1982-6-5 434 San Luis Obispo American Cyn. 1 mi S of campground along the stream Comment
  OBI79854  Rumex occidentalis David J. Keil 2012-7-26 31485 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
  OBI30677  Rumex salicifolius David J. Keil 1981-5-19 14714 San Luis Obispo Indian Knob Comment
  CAS-BOT-BC433988  Rumex salicifolius Ernest C. Twisselmann 1955-10-1 2431 San Luis Obispo Southwest end of Morro Bay 0 Comment
  CAS-BOT-BC433989  Rumex salicifolius Ernest C. Twisselmann 1955-10-1 2431 San Luis Obispo Southwest end of Morro Bay 0 Comment
  CAS-BOT-BC433994  Rumex salicifolius John Thomas Howell 1948-6-15 24380 San Luis Obispo Gillis Canyon se. of Shandon 457 Comment
  OBI72224  Rumex salicifolius M. Wetherwax & E. L. Painter, E. L. Painter 2002-9-4 CR- 367 San Luis Obispo Camp Roberts. In Sulphur Spring Crk; close to pipeline crossing 250 Comment
  OBI64136  Rupertia physodes David J. Keil, LynneDee Althouse 2002-5-2 29870 San Luis Obispo Santa Margarita Ranch Comment
  UC1392978  Rupertia physodes R. F. Hoover 1967-12-3 10887 San Luis Obispo Lower Lopez Canyon Comment
  OBI34420  Sagina decumbens subsp. occidentalis David J. Keil, Kathy Jones 1982-4-4 15813 San Luis Obispo Nipomo Mesa along Black Lake cyn Comment
  SBBG112451  Sagina decumbens subsp. occidentalis D. Keil with Kathleen Keil 1998-3-23 26422 San Luis Obispo Montana de Oro State Park, Valencia Peak burn site Comment
  OBI79026  Salicornia bigelovii David J. Keil 2013-8-19 31884 San Luis Obispo Morro Bay State Park. Marsh between estuary of Los Osos Creek and El Morro Elfin Forest, west of South Bay Boulevard 2 Comment
  UC2027214  Salicornia bigelovii David J. Keil 2011-7-3 31053 San Luis Obispo Morro Bay. South side of sand berm on south side of Morro Bay marina. Comment
  CAS-BOT-BC103258  Salix bonplandiana R. F. Hoover 1947-3-19 6701 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC103259  Salix bonplandiana R. F. Hoover 1947-3-29 6809 San Luis Obispo Creston, by roadside Comment
  CAS-BOT-BC103274  Salix bonplandiana Ernest C. Twisselmann 1969-4-24 15172 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 213 Comment
  CAS-BOT-BC103396  Salix breweri Alice Eastwood 1929-3-7 16862 San Luis Obispo Chorro Creek Comment
  OBI27020  Salix breweri James Courtney 1980-12-20 8 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  OBI37112  Salix exigua Eric Wise 1982-5-11 1456 San Luis Obispo Salinas River at hwy 58 Comment
  OBI37102  Salix laevigata Eric Wise 1983-2-24 1661 San Luis Obispo 2.1 mi W of Chimney rock ranch Comment
  OBI36908  Salix lasiandra Eric Wise 1983-8-30 1757 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo co. Planning Board Et al. Found towards hwy 1 Comment
  OBI36918  Salix lasiandra Eric Wise 1982-5-1 1444 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI35348  Salix lasiolepis Melody Dickens 1980-4-15 80 BH San Luis Obispo Collected on Black Hill, Morro Bay State park Comment
  RSA0039722  Salix lasiolepis LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6499 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
  OBI37264  Salix lasiolepis Eric Wise 1983-2-17 1650 San Luis Obispo Pismo Lake 4th st side, Arroyo Grande Comment
  UCSB40648  Salix lasiolepis Goodwin, Cindy 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC107238  Salix lasiolepis var. bigelovii Ernest C. Twisselmann 1965-11-2 11690 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 6 Comment
  CAS-BOT-BC107239  Salix lasiolepis var. bigelovii John Thomas Howell 1964-6-29 40754 San Luis Obispo In canyon between Cambria and Protestant Cemetery Comment
  OBI66077  Salix sitchensis D. R. Miller 1994-3-18 396 -118 San Luis Obispo Pine Mt. Region. On crk crossing of Coles Rd in Marmolejo drainage 700 Comment
  UC1296261  Salix sitchensis R. F. Hoover 1948-3-20 7429 San Luis Obispo Steiner Creek (Serrano Canyon) Comment
  UC454856  Salpichroa origanifolia I. J. Condit May 1910 San Luis Obispo C. P. S. grounds; on lath house roots from Mrs. Eastman Comment
  CDA17109  Salsola australis G. F. Hrusa, P. Akers 2003-10-13 16179 San Luis Obispo Cuyama Valley; Along Hwy 166 in Cuyama Cyn, at first influence of coastal air. 273 Comment
  OBI70545  Salsola australis G. F. Hrusa, P. Akers 2003-10-13 16181 San Luis Obispo Salinas Valley. +/- 1/4 m N of Paso Robles Cr bridges, nr Templeton site B096 236 Comment
  JEPS77775  Salsola damascena G. D. Barbe and Ben Easley 1974-7-9 1893 San Luis Obispo 5.2 mi. w. Kern Co. line (on Crocker Springs Rd., inside fenced experimental plot, Recruit Grade Pass summit); Temblor Range 976 Comment
  UCD99278  Salsola damascena Ben Easley; G. D. Barbe 1974-7-9 1897 San Luis Obispo San Luis Obispo County: 5.2 km west of Kern County line on Crocker Springs Road; Temblor Range. 976 Comment
  RSA770019  Salsola gobicola David J. Keil 1998-10-9 28190 San Luis Obispo Just north of junction of Elkhorn Road and Soda Lake Road, at south end of Carrizo Plain. Comment
  CAS-BOT-BC180659  Salsola tragus Ernest C. Twisselmann 1954-7-18 1435 San Luis Obispo Choice Valley, 1 1/2 miles east of Palo Prieta Summit - Temblor Range and the Western San Joaquin Valley 594 Comment
  CDA3193  Salsola tragus T. C. Fuller 1965-10-7 14181 San Luis Obispo South side of Highway 466 to Paso Robles, 0.1 mile north of Shandon. 0 Comment
  SEINET3152974  Salvia carduacea G. B. Grant 1168 San Luis Obispo Shandon Comment
  UC1124673  Salvia carduacea E. Armstrong 1934-4-1 1099 San Luis Obispo 6 mi w Simmler; La Panza Quad. 609 Comment
  OBI32792  Salvia carduacea David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12709 San Luis Obispo 8.5 mi W of soda Lake rd along Calif Rte 58 Comment
  OBI3971  Salvia columbariae Elizabeth Rudd 1971-4-3 207 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  CHSC79525  Salvia leucophylla G. F. Hrusa; J. Park, G. Perez 1998-7-21 14737 San Luis Obispo Central California. South Coast Ranges. At intersection of Suey Ck. Rd. and Hwy. 166. Comment
  OBI59252  Salvia leucophylla G. F. Hrusa, J. Park, G. Perez 1998-7-21 14737 San Luis Obispo At intersection of Suey crk rd and hwy 166 Comment
  OBI3962  Salvia mellifera Elizabeth Rudd 1971-4-24 220 San Luis Obispo 3 mi NE of Santa Margarita Comment
  SBBG48515  Salvia sonomensis R. N. Philbrick, D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo just S of TV tower, near Cuesta Summit and Hwy 101 Comment
  OBI28151  Salvia spathacea M. A. Glass 1980-5-3 31 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo 91 Comment
  UC25749  Salvia spathacea Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  RSA0051522  Sambucus glauca W. M. Arbaugh 1968-5-7 199 San Luis Obispo Old Morro Road between Atascadero and Morro Bay. Comment
  OBI81098  Sanicula arctopoides Michael Walgren 2015-2-24 437 San Luis Obispo eastern slope of Broken Bridge Cr., about 1/2 mile west of teh San Simeon Pier 3 Comment
  OBI33826  Sanicula arguta David J. Keil 1980-3-8 13703 San Luis Obispo Along O'Connor Way W of Cerro Romualdo across road from Rocky Top Ranch Comment
  OBI55113  Sanicula arguta Lincoln Constance, Richard W. Holm & Carroll E. Wood, Jr 1949-4-23 3270 San Luis Obispo Serpentine knoll at E end of Los Osos Valley, 0.8 mi SW of SLO 152 Comment
  UC639017  Sanicula arguta Bernard Miossi 1940-3-17 210 San Luis Obispo 1 mi n of San Luis Obispo 60 Comment
  OBI8799  Sanicula bipinnata Eben McMillan 1952-5-2 81 San Luis Obispo Choice Valley; 1 mi S, 8 mi E of Shandon. Comment
  SBBG38506  Sanicula bipinnata E. C. Twisselmann 1969-4-24 15206 San Luis Obispo Santa Ysabel Ranch, E side of Salinas River 5 mi S of Paso Robles 228 Comment
  JEPS116475  Sanicula bipinnatifida Alice Le Duc 1999-4-18 379 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
  OBI5458  Sanicula bipinnatifida Sharon Jochums 1974-4-3 95 San Luis Obispo West of Hwy 1, N of San Simeon Point Comment
  OBI78558  Sanicula bipinnatifida David J. Keil 1998-4-14 26718 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  SBBG118022  Sanicula bipinnatifida M. Wetherwax, E. Painter, J. Greenhouse 2001-4-16 CR 179 San Luis Obispo NW end of McMillan runway, near Generals Rd; Camp Roberts 300 Comment
  UC1123176  Sanicula bipinnatifida T. M. Hendrix 1937-4-17 20 San Luis Obispo 3.3 mi se of Pozo (Santa Barbara National Forest); Santa Barbara National Forest 457 Comment
  OBI34289  Sanicula bipinnatifida David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15778 San Luis Obispo Vicinity of American cyn in the La Panza mtns. Comment
  OBI45412  Sanicula crassicaulis David J. Keil, Malcolm McLeod, and CNPS rare plant committee 1983-5-1 16969 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI55103  Sanicula crassicaulis Lincoln Constance, Richard W. Holm & Carroll E. Wood, Jr 1949-4-24 3274 San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  OBI33822  Sanicula crassicaulis David J. Keil 1980-3-16 13710 San Luis Obispo Along Park Hill rd .5 mi W of jctn w/ Huerhuero rd. Comment
  UC901899  Sanicula crassicaulis L. Constance and R. F. Hoover 1950-6-20 3349 San Luis Obispo 5.5 mi w of Templeton (Paso Robles Creek, on Cayucos Road); Paso Robles Creek, Cayucos Road 304 Comment
  SBBG119083  Sanicula laciniata J. Olson 2002-4-3 San Luis Obispo trail from water tank, Cerro Romualdo 190 Comment
  LA33015  Sanicula maritima Robert F. Hoover; 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just N of) near ocean on Highway No. 1 Comment
  OBI8747  Sanicula maritima Robert F. Hoover 1947-4-13 6928 San Luis Obispo Los Osos Valley Comment
  OBI8745  Scandix pecten-veneris John Young 1967-4-4 9 San Luis Obispo Poly Cyn, W side hill slope Comment
  RSA141048  Scandix pecten-veneris Clare B. Hardham 1960-4-16 5607 San Luis Obispo Woods beside Delaganna Cr., Cypress Mt. Comment
  CAS-BOT-BC283126  Schedonorus arundinaceus Ira L. Wiggins 1956-7-26 13784 San Luis Obispo Chandler Lake Comment
  JEPS14020  Schismus arabicus Roxana S. Ferris 1955-5-24 12821 San Luis Obispo e of Cuyuma (1.5 mi nw of junction w U.S. Highway 399, on State Highway 166); Cuyuma Valley, State Highway 166 Comment
  OBI79882  Schoenoplectus americanus David J. Keil 2012-7-26 31477 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
  RSA175160  Schoenoplectus pungens Robert F. Thorne, Percy C. Everett 1962-10-3 31414 San Luis Obispo Near Oso Flaco Lake. 8 Comment
  UCSB17765  Schoenoplectus pungens Hardham, Clare 1957-7-31 San Luis Obispo In ocean bluff; 0.9 miles north of Cambria; Santa Lucia Mountains Comment
  SBBG92466  Scribneria bolanderi S. A. Junak 1989-4-27 3979 San Luis Obispo USFS Rd 29S11.3, just W of west rd to Pick and Shovel Mine, ca. 4.4 mi W of US Hwy 101 749 Comment
  JEPS35335  Scrophularia atrata R. F. Hoover 1964-6-10 9018 San Luis Obispo just e Avila (Mallagh's Landing) Comment
  OBI9235  Scrophularia californica Robert F. Hoover 1968-4-16 11017 San Luis Obispo Suey Crk Comment
  UC456127  Scutellaria tuberosa unknown San Luis Obispo Lopez Canyon Comment
  OBI35238  Selaginella bigelovii K. A. Nadeau 1983-4-30 3 San Luis Obispo About 3 mi. E. of San Luis Obispo on ridge above intersection of Braod St. and Rockview Rd. Comment
  CAS-BOT-BC69790  Selaginella bigelovii Clare B. Hardham 1956-2-12 133 San Luis Obispo Atascadero Creek, Hale Ranch, Santa Lucia Mountains. Comment
  OBI82655  Senecio aphanactis David J. Keil, with V. L. Holland 2015-6-19 33247 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 110 Comment
  SBBG124278  Senecio blochmaniae D. Keil 1990-4-26 21403 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  SBBG43541  Senecio blochmaniae L. W. Edge -Nov-1971 San Luis Obispo N of Oso Flaco Lake Comment
  SBBG62593  Senecio blochmaniae M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1311663  Senecio blochmaniae Robert J. Rodin 1959-5-26 6354 San Luis Obispo s end Morro Bay Comment
  OBI64976  Senecio californicus Greg Wilvert 2005-4-2 95 San Luis Obispo SE half of the Caliente Range. 0.8 km WSW of Wells Spring 980 Comment
  CAS-BOT-BC363527  Senecio californicus Rev. R. W. Summers 1886-2-21 290 San Luis Obispo Arrojo [Arroyo] Grande sand hills 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
  OBI73259  Senecio elegans Michael Walgren 2010-9-7 177 San Luis Obispo Vicinity of San Simeon State Park, on San Simeon Point; on the W side of the point Comment
  UC1284961  Senecio flaccidus var. douglasii R. F. Hoover 1946-8-18 6305 San Luis Obispo w base La Panza Range; , Sycamore Creek Comment
  UC579831  Senecio flaccidus var. douglasii Annetta Carter 1937-9-12 1333 San Luis Obispo 4 mi s Paso Robles Comment
  CAS-BOT-BC240178  Setaria verticillata Ernest C. Twisselmann 1960-8-22 5999 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  JEPS99134 Image available Sidalcea hickmanii subsp. anomala Clare B. Hardham 1958-5-3 3169 San Luis Obispo Cuesta, Sargent Cypress Forest Comment
  UCSB57218  Sidalcea hickmanii subsp. anomala Callaway, R.; Ryan, P.; Penkala, B. 1987-5-14 San Luis Obispo Cuesta Ridge, northwest boundary of Botanical area, just out of Cupressus sargentii grove 762 Comment
  UCSB57222  Sidalcea malviflora Callaway, R.; Ryan, P. 1987-4-26 San Luis Obispo About 3/4 mile due south of United Farm Insurance and apartment complex, on the east side of Hwy. 101, about 2 miles north of San Luis Obispo 228 Comment
  RSA17775  Sidalcea malviflora subsp. laciniata Carl B. Wolf 1929-4-15 3598 San Luis Obispo 8 miles west of San Luis Obispo on road to Morro Bay 91 Comment
  OBI35749  Sidalcea malviflora subsp. laciniata Allison Berry 1984-4-10 90 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1 Comment
  SBBG34554  Sidalcea malviflora subsp. laciniata L. W. Edge 1973-4-9 272 San Luis Obispo Turri Rd Comment
  PASA1752  Sidalcea parviflora 1929-5-4 San Luis Obispo near Santa Margarita Comment
  OBI42398  Silene coniflora David J. Keil 1986-4-8 19118 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI66359  Silene coniflora David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26256 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
  OBI26005  Silene gallica David J. Keil 1981-5-16 14615 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  RSA0042096  Silene gallica LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6341 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
  RSA647560  Silene gallica Charles D. Dunn 1972-4-15 s.n. San Luis Obispo Morro Bay. Comment
  RSA0077153  Silene laciniata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3200 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, approx. 100 yards from parking lot. 38 Comment
  OBI59685  Silene laciniata subsp. laciniata Larry Kelly 1989-5-21 343 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave 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
  POM186374  Silene laciniata subsp. major T. Craig 1933-7-3 1888 San Luis Obispo Sand hills 1 to 3 miles south of Pismo Beach Comment
  RSA60543  Silene laciniata subsp. major Albert M. Vollmer 1950-6-6 s.n. San Luis Obispo Near Pismo Beach. Comment
  UC1285076  Silene verecunda subsp. platyota R. F. Hoover 1947-3-26 6745 San Luis Obispo just s Price Canyon; just s of Price Canyon Comment
  CAS-BOT-BC364846  Silybum marianum Ernest C. Twisselmann 1970-11-27 17570 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch 670 Comment
  OBI15474  Silybum marianum R. R. La Belle 1967-4-2 12 San Luis Obispo Laguna Lake, San Luis Obispo. NE side of lake Comment
  OBI15475  Silybum marianum S. Patterson 1966-5-14 15 San Luis Obispo In Halcyon near the crk Comment
  OBI57227  Sinapis arvensis David J. Keil 1998-4-10 26686 San Luis Obispo At LeRoy Baldwin property, 2051 O'Connor Way, SW of San Luis Obispo. Comment
  UCSC000322  Sisymbrium officinale E. P. Unangst 2007-5-15 s.n. San Luis Obispo High School, San Luis Obispo Comment
  OBI27562  Sisyrinchium bellum Melinda Doud 1976-4-30 12 San Luis Obispo Poly cyn Comment
  SD249090  Sisyrinchium bellum David J. Keil 2000-5-26 28746 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca 4 miles S of rairoad crossing in Santa Margarita and westward along ranch roads. 334 Comment
  UC1296300  Smilacina racemosa R. F. Hoover 1948-5-3 7510 San Luis Obispo See Canyon Comment
  SBBG6633  Solanum douglasii C. B. Hardham 1958-3-10 2882 San Luis Obispo Cayucos Rd near head of Old Crk Comment
  UC933977  Solanum physalifolium var. nitidibaccatum Elton F. Paddock, C. O. Blodgett 1951-8-4 419 San Luis Obispo 2 mi w of Shandon (50 yards from highway) Comment
  CAS-BOT-BC236431  Solanum umbelliferum Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  OBI65026  Solanum umbelliferum Greg Wilvert 2005-4-6 197 San Luis Obispo SE half of the Caliente Range. 1.2 km N of Semper Spring 806 Comment
  CAS-BOT-BC156848  Solanum umbelliferum C. B. Hardham 1959-6-20 4836 San Luis Obispo In South Santa Lucias. Santa Rosa Creek, Cambria Comment
  UC511207  Solanum umbelliferum Lyman Benson 1932-5-9 3573 San Luis Obispo Upper Cuyama Valley, San Maria River Watershed, Kern Co. line Upper Cuyama Valley; Temblor Mountain Range, Upper Cuyama Valley 609 Comment
  OBI58858  Solanum xanti David J. Keil 1998-6-15 27822 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  OBI3346  Solanum xanti Neil Havlik 1969-5-2 381 San Luis Obispo Upper Coon Crk cyn 305 Comment
  OBI35563  Solanum xanti Unknown 1960-4-22 s.n. San Luis Obispo 2 mi W of Paso Robles Comment
  OBI66549  Solanum xanti Viola C. Call 1967-4-29 33 San Luis Obispo 0.8 mi from turnoff from hwy 101 at Cuesta Pass on Cuesta Ridge Rd 518 Comment
  CDA41174  Solanum xanti var. intermedium T. C. Fuller 1962-2-28 7726 San Luis Obispo Road to Paso Robles, 4.7 miles east of Highway 1 at Cambria. 0 Comment
  OBI15454  Solidago confinis Robert F. Hoover 1947-9-13 7392 San Luis Obispo Black Lake Cyn S of Arroyo Grande Comment
  OBI15455  Solidago confinis Robert F. Hoover 1966-9-21 10081 San Luis Obispo Oso Flaco Lake Comment
  UC1321348  Solidago confinis R. F. Hoover 1966-11-2 10194 San Luis Obispo Baywood Park Comment
  UCSB12263  Solidago confinis Haller, John 1961-6-1 San Luis Obispo Oso Flaco Lake, 3.6 mi W of California state highway 1, 0.5 mi inland from ocean, about 5 mi S of Oceano Comment
  SEINET11801800  Solidago confinis Unknown 1938-1 18100 San Luis Obispo Oso Flaco Lake, P.O. Guadulupe Comment
  OBI31111  Solidago velutina subsp. californica Julie M. Vanderwier 1979-8-11 180 San Luis Obispo Indian Knob Tar Sands Comment
  OBI6638  Solidago velutina subsp. californica Greg Hassen 1975-8-28 58 San Luis Obispo Poly Cyn, On N slope along eroded ditch above path Comment
  CDA29895  Soliva daucifolia David J. Keil 2009-8-5 30628 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Lawn area between Building 53 (Science North) and building 10 (Erhart Agriculture) . Comment
  OBI30661  Sonchus asper David J. Keil 1981-5-19 14739 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  OBI72251  Sonchus asper subsp. asper Anthony Baniaga, Theo Fitanides 2010-3-27 72 San Luis Obispo Tierra Redonda Mtn BLM ACEC 340 Comment
  UCR161331  Sonchus asper subsp. asper George K. Helmkamp, E. A. Helmkamp 2005-3-5 9020 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
  OBI15389  Sonchus oleraceus Robert F. Hoover 1964-4-14 8704 San Luis Obispo San Luis Obispo Comment
  OBI4812  Sonchus oleraceus Mike Wemp 1972-3-29 38 San Luis Obispo About 1/2 mi NW of Montana de Oro state park campground 30 Comment
  UCD136206  Sonchus oleraceus Ernest C. Twisselmann 1962-10-20 7931 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  RSA318977  Sparganium erectum subsp. stoloniferum T. Elias, Walter Wisura 1984-7-26 8580 San Luis Obispo North of Guadalupe and west of Highway one; Oso Flaco Lake and dune area near beach. Comment
  SDSU5328  Sparganium eurycarpum D. F. Howe 1963-6-30 3565 San Luis Obispo Oso Flaco. Comment
  OBI17392  Spergula arvensis Betty Sheehan 1957-10-18 23 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  CAS-BOT-BC390004  Spergula arvensis Ernest C. Twisselmann 1967-4-27 12915 San Luis Obispo Highway 1, 2.9 miles south of Piedras Blancas Point 9 Comment
  RSA195779  Spergula arvensis E. C. Twisselmann 1967-4-27 12915 San Luis Obispo Hwy 1, 2.9 miles S of Piedras Blancas Point. 9 Comment
  OBI80077  Spergularia bocconi David J. Keil 2000-5-27 28761 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  CAS-BOT-BC390437  Spergularia macrotheca var. macrotheca Alice Eastwood 1940-4-20 18961 San Luis Obispo Morro Comment
  OBI19519  Spergularia marina David J. Keil, V. L. Holland 1979-5-30 13097 San Luis Obispo Just outside of San Luis Obispo city limit on E side of Orcutt Rd Comment
  SJSU3414  Spergularia marina C. W. Sharsmith 1962-4-20 6811 San Luis Obispo S shore Soda Lake, Carrizo Plain c. 10 mi SE of Simmler 595 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
  POM296814  Stachys Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria. Comment
  UC54849  Stachys ajugoides var. ajugoides Mrs. R. W. Summers 1882-4-25 680 San Luis Obispo San Luis Obispo Comment
  RSA187160  Stachys bullata I. L. Wiggins 1929-5-21 3684 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  UC76163  Stachys bullata Miss M. Alice King April, 1895 San Luis Obispo Arroyo Grande Comment
  RSA586408  Stachys bullata M. D. Proctor, E. A. Young 1993-3-20 ROB 0292 San Luis Obispo Chorro Creek, 1km N of Chorro Res. Comment
  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
  RSA42995  Stachys chamissonis Robert F. Hoover 1947-7-27 7334 San Luis Obispo Black Lake Canyon, south of Arroyo Grande. Comment
  SBBG133023  Stachys pycnantha D. Keil 2000-9-7 s.n. San Luis Obispo Santa Margarita Ranch Comment
  JEPS99321  Stachys pycnantha Clare B. Hardham 1958-9-2 3912 San Luis Obispo near San Luis Obispo (Steiner Creek); Santa Lucia Mountains Comment
  UCR161463  Stachys rigida var. quercetorum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9021 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  OBI54222  Stanleya pinnata George Butterworth 1995-4-15 56 San Luis Obispo Carrizo Plain Natural Area. .6 mi NE of Elkhorn Rd, close to a road. 802 Comment
  UC1126937  Stanleya pinnata A. E. Wieslander 1929-6-5 92 San Luis Obispo Santa Maria Cuyama Road Lompoc Quad. Comment
  OBI29574  Stellaria media Melissa Luckow 1981-6-25 687 San Luis Obispo Area just N of San Simeon Beach Comment
  SBBG93789  Stellaria nitens S. A. Junak 1990-5-1 4252 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  OBI33831  Stellaria nitens Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1077 San Luis Obispo hwy 166, 3 mi W of Spanish Ranch turnoff 335 Comment
  UCSC000269  Stellaria nitens I. J. Condit 2010-4-30 s.n. San Luis Obispo Oceano Comment
  OBI57303  Stellaria pallida David J. Keil 1998-3-27 26433 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI64175  Stellaria pallida David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29306 San Luis Obispo Camp Roberts. Field and adjacent foothill woodland across Generals Road from north end of McMillan airstrip Comment
  OBI55348  Stellaria pallida David J. Keil 1998-4-20 26836 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  UC1224755  Stephanomeria cichoriacea R. F. Hoover 1947-10-11 7409 San Luis Obispo near Cayucos; Old Creek Comment
  SBBG47369  Stephanomeria elata J. Copeland 1973-8-31 1010 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, ca. 2 mi W of US Hwy 101 Comment
  SBBG94440  Stephanomeria elata S. A. Junak, D. Young, T. Ayers 1989-8-24 4144 San Luis Obispo USFS Rd 29S11.3, ca. 0.1 mi W of W boundary, Cuesta Ridge Botanic Area, ca. 5.3 mi W of US Hwy 101 777 Comment
  UCD136250  Stephanomeria elata K. L. Chambers 1966-8-30 2474 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  OBI15429  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-21 10093 San Luis Obispo Price cyn near Pismo Beach Comment
  SBBG17231  Stephanomeria exigua subsp. carotifera E. R. Chandler 1962-7-20 899 a San Luis Obispo near St Hwy 1, ca. 7 mi S of Arroyo Grande 30 Comment
  SBBG93866  Stephanomeria exigua subsp. carotifera S. A. Junak, T. Ayers 1989-7-14 4123 San Luis Obispo extreme N edge of Cuesta Ridge Botanical Area, along powerline rd, ca. 0.3 mi SW of intersection with Tassajera Crk Rd, intersections is ca. 1.8 mi W of US Hwy 101 502 Comment
  OBI15432  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1969-9-15 11589 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  SBBG117898  Stephanomeria exigua subsp. exigua M. Wetherwax, E. Painter, D. Keil, K. Downing 2000-5-16 CR 69 San Luis Obispo near Twin Bridges, between Nacimiento River and Tower Rd; Camp Roberts 160 Comment
  OBI31569  Stipa pulchra Joy Nishida 1982-5-29 400 San Luis Obispo American Cyn, .3 mi S of American Cyn campground Comment
  UC195897  Streptanthus albidus subsp. peramoenus Ira J. Condit June 1912 San Luis Obispo San Carpojo Canyon Comment
  UC569974  Streptanthus albidus subsp. peramoenus C. M. Belshaw 1936-3-25 1726 San Luis Obispo 3.6 ene Valencia Peak; Cayucos Quadrangle 396 Comment
  OBI66270  Stylocline gnaphaloides David J. Keil 1997-4-18 26179 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  UC1070316  Stylocline gnaphaloides T. M. Hendrix 1937-5-10 163 San Luis Obispo 5 1/4 mi wsw El Dorado School; Pozo Quadrangle Comment
  CAS-BOT-BC110380  Suaeda californica Alice Eastwood 1927-4-7 14248 San Luis Obispo Morro. Comment
  OBI59256  Suaeda nigra George Butterworth 1997-11-3 195 San Luis Obispo T31S, R20E, S29. 40 yds S of Simmler rd, 150 yds E of Soda Lake Rd 584 Comment
  OBI65128  Suaeda nigra Greg Wilvert 2005-5-10 393 San Luis Obispo SE Half of the Caliente Range. Horse Cyn 733 Comment
  UCR103955  Symphoricarpos albus var. laevigatus George K. Helmkamp 1997-6-21 2069 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  LA105478  Symphoricarpos mollis Barry A. Prigge; 1989-4-19 8649 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1 and ca 0.2 miles up S-facing slope 176 Comment
  UC1119931  Symphoricarpos mollis H. C. Lee 1936-4-9 558 San Luis Obispo 1 mi ne Saddle Pk.; Port San Luis 426 Comment
  UC28653  Symphoricarpos mollis Mrs. Blochman May 1893 San Luis Obispo Comment
  OBI80435  Symphyotrichum chilense David J. Keil 1985-6-19 18898 San Luis Obispo Along dirt road west from Clark Valley Rd. ca. 300-400m South of Blue Heron View Way. 100 Comment
  SBBG47869  Symphyotrichum chilense L. W. Edge 1971-11-2 49 San Luis Obispo N of Oso Flaco Lake Comment
  CAS-BOT-BC99112  Symphyotrichum chilense Ernest C. Twisselmann 1965-11-2 11707 San Luis Obispo Highway 1 on the north slope of Arroyo Hondo 15 Comment
  CAS-BOT-BC99114  Symphyotrichum chilense Ernest C. Twisselmann 1965-11-2 11707 San Luis Obispo Highway 1 on the north slope of Arroyo Hondo 15 Comment
  SD129582  Symphyotrichum chilense G. Helmkamp 1989-8-6 San Luis Obispo Toro Canyon Road, east of US Highway 101, just north of Cayucos 120 Comment
  JEPS25258  Symphyotrichum subspicatum G. Thomas Robbins with John Weiler 1959-8-8 4144 San Luis Obispo nw margin of Oso Flaco Lake Oso Flaco Lake 12 Comment
  CAS-BOT-BC98359  Symphyotrichum subulatum var. parviflorum R. F. Hoover 1948-10-8 7556 San Luis Obispo Between Mt. San Luis and Mt. Bishop Comment
  SBBG113916  Systenotheca vortriedei C. B. Hardham 1961-4-26 6913 San Luis Obispo Franklin Crk, near Adelaida Comment
  CDA21193  Tamarix ramosissima M. Lea 2007-3-28 PDR 1450403 San Luis Obispo South Coast Ranges; Cuyama River near Hwy 166 at MM 35.0. 0 Comment
  CDA43317  Tamarix ramosissima David J. Keil 2010-11-1 30964 San Luis Obispo Twitchell Reservoir, just south of CA 166 bridge. Comment
  OBI65875  Tanacetum vulgare D. R. Miller 2000-10-29 1000 -732 San Luis Obispo Pine Mt Region. On D.R. Miller property, along orchrd upper edge 650 Comment
  OBI51287  Taraxia ovata Jan Barber 1994-3-21 100 San Luis Obispo San Simeon State Park. Around Washburn campground and in grasslands N of Campground Comment
  UCSB30418  Taraxia ovata Krasner, Larry 1975-4-18 San Luis Obispo North end of Bridge S; off of Cambria Rd; Cambria 91 Comment
  SD264753  Tauschia hartwegii Tracey G. Call, Viola Call 1966-3-26 2462 San Luis Obispo East-facing rocky slope of burn and chaparral about 300 yards north of Stenner Creek fork on Cuesta Ridge road. 701 Comment
  UC73300  Tetrapteron graciliflorum Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  OBI11976  Tetrapteron graciliflorum Robert F. Hoover 1947-3-30 6819 San Luis Obispo East Branch of Huerhuero Crk, about 5 mi S of Creston Comment
  OBI28507  Thalictrum fendleri David J. Keil, Eric Wise 1982-7-2 16276 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  UC1126236  Thalictrum fendleri var. polycarpum G. T. Nordstrom 1937-5-26 1288 San Luis Obispo 1.1 mi wnw Asuncion School; Adelaida Quadrangle Comment
  SBBG18102  Thermopsis californica var. californica C. B. Hardham 1960-4-20 5474 San Luis Obispo above Atascadero Crk along Morro Rd [St Hwy 41] 457 Comment
  UC866567  Thermopsis californica var. californica Marcus E. Jones, A. M. 1882-5-9 2660 San Luis Obispo San Luis Obispo Comment
  OBI54330  Thermopsis californica var. californica D. R. Miller 1991-5-31 915 -5 San Luis Obispo Coles S orchard. W slope of LittlePine Mt. 2 km off ridge rd from between Pine and Little Pine Mt 800 Comment
  UC1927728  Thermopsis macrophylla D. R. Miller 1994-4-8 494 -185 San Luis Obispo south orchard, Cole Ranch, Marmolejo creek drainage 700 Comment
  CAS-BOT-BC66618  Thysanocarpus curvipes Ernest C. Twisselmann 1955-4-23 1888 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Andreas fault at summit of Palo Prieta Canyon (above Spring Lake). 685 Comment
  OBI37880  Thysanocarpus curvipes subsp. elegans David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18619 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  CAS-BOT-BC67161  Thysanocarpus laciniatus Mrs. R. W. Summers 1886-4-1 s.n. San Luis Obispo Suburb of San Luis Obispo. Comment
  CAS-BOT-BC169227  Toxicodendron diversilobum Alice Eastwood 1927-4-7 14254 San Luis Obispo Morro Comment
  OBI72445  Toxicodendron diversilobum D. Oberhoff, R. Root 2000-9-20 s.n. San Luis Obispo Camp San Luis Obispo. Upper bank of Chorro Creek. 100-150 ft from creek, 0.1 mi upstream from large bridge (Hwy 1) across Chorro Creek, off Kern Ave. Comment
  SBBG129264  Toxicoscordion venenosum D. H. Wilken, E. L. Painter, O. Gasser 2014-5-13 17990 San Luis Obispo Rinconada Mine area, 0.3 km NW of old mill site, 1.8 km NNW of Little Falls Spring 495 Comment
  OBI75517  Toxicoscordion venenosum var. venenosum Jenner Whitt 2003-4-10 28 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  SBBG19718  Tragopogon porrifolius E. C. Twisselmann 1963-6-7 8382 San Luis Obispo Carter Place, Choice Valley 640 Comment
  SBBG96710  Trichostema lanatum D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1967 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  OBI13443  Trichostema lanatum Robert F. Hoover 1969-5-20 11314 San Luis Obispo Santa Lucia Range; 5 mi W of Paso Robles on Adelaida rd Comment
  RSA171117  Trichostema lanatum Robert F. Thorne, Percy C. Everett 1963-6-7 32160 San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 Comment
  CAS-BOT-BC220859  Trichostema ovatum R. F. Hoover 1946-10-13 6491 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  PASA10  Trientalis europaea var. latifolia 1929-5-12 San Luis Obispo Santa Rita Canyon Comment
  POM306162  Trientalis latifolia Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Templeton - Cambria Comment
  UCR42813  Trifolium David J. Keil 1979-4-29 13055 San Luis Obispo Upper Prefumo Canyon Road Comment
  SEINET7042514  Trifolium albopurpureum 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
  UC573536  Trifolium albopurpureum var. dichotomum G. T. Nordstrom 1937-4-28 1116 San Luis Obispo 2 mi ne Chimney Rock 320 Comment
  OBI64423  Trifolium bifidum David J. Keil 2001-4-12 29295 -1 San Luis Obispo Campus of California Polytechnic State University. Hillside above bull test area near mouth of Poly Canyon Comment
  OBI64972  Trifolium bifidum Greg Wilvert 2005-4-1 83 San Luis Obispo SE Half of the Caliente Range. N edge of range 759 Comment
  OBI79832  Trifolium ciliolatum D. R. Miller 2013-4-4 413 .1045 San Luis Obispo The Rocky Butte/Pine Mountain Region, from Cole Ranch heli-pad margin, marmolejo creek drainage. 744 Comment
  SEINET12157183  Trifolium ciliolatum Unknown 1936-1 12977 San Luis Obispo Cuesta Pass Comment
  UC1925820  Trifolium depauperatum var. truncatum David Keil with V. L. Holland 1999-4-27 28278 San Luis Obispo Camp Roberts, along McMillan Airstrip. Comment
  SBBG67143  Trifolium depauperatum var. truncatum unknown -Jan-1886 San Luis Obispo San Luis Obispo Comment
  OBI12692  Trifolium dichotomum Robert F. Hoover 1964-5-11 8772 San Luis Obispo Rd to Hi Mtn from Pozo-Arroyo Grande summit Comment
  OBI33029  Trifolium fragiferum David J. Keil 1983-6-14 17163 San Luis Obispo Campus of Calif Polytechnic State Univ in lawn area near Fisher Hall and the Faculty Office Bldg Comment
  SBBG18811  Trifolium fucatum C. B. Hardham 1961-4-14 7373 San Luis Obispo headwaters, Santa Rosa Crk Comment
  UCR67848  Trifolium glomeratum David J. Keil 1983-5-22 17072 San Luis Obispo Central Coast, Vicinity of Arroyo de la Cruz, n of San Simeon. Just south of bridge on E side of Hwy 1 Comment
  OBI57849  Trifolium gracilentum David J. Keil 1998-4-7 26578 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  OBI33074  Trifolium macraei David J. Keil 1983-4-23 16927 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI33086  Trifolium microcephalum David J. Keil 1983-4-23 16934 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  SBBG118268  Trifolium microcephalum E. Painter, M. Wetherwax 2003-3-18 CR 392 San Luis Obispo near Nacimiento River, just W of Low Water Bridge, N of Bee Rock Rd; Camp Roberts 160 Comment
  SEINET7063693  Trifolium microcephalum A. G. Vestal 1947-4-16 s.n. San Luis Obispo South slope of a knoll. About 11.7 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 736119mE, 3890068mN. (WGS84/NAD83). 287 Comment
  UC1130096  Trifolium microcephalum H. C. Lee 1937-5-26 1004 San Luis Obispo 2 mi ne Creston; Paso Robles Quad. 350 Comment
  RSA91106  Trifolium obtusiflorum F. W. Peirson 1923-6-26 5210 San Luis Obispo La Cuesta Grade, north of San Luis Obispo. Comment
  OBI79829  Trifolium variegatum D. R. Miller 2013-4-3 413 .1042 San Luis Obispo The Rocky Butte/Pine Mountain Region, from Cole Ranch heli-pad margin, marmolejo creek drainage. 744 Comment
  RSA164400  Trifolium variegatum var. melananthum Clare B. Hardham 1961-4-17 6842 San Luis Obispo Pine Mt. north of Cambria. 915 Comment
  HSC91539  Trifolium willdenovii Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  SBBG67287  Trifolium willdenovii M. M. Miles -Mar-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCD109853  Trifolium willdenovii G. F. Hrusa 1992-3-24 10353 San Luis Obispo San Luis Obispo County: Along Highway 46 right-of-way, approx. 6 miles E of Paso Robles. Comment
  OBI45416  Trifolium willdenovii David J. Keil 1983-9-10 17957 San Luis Obispo Vicinity of Aroyo de la Cruz, N of San Simeon Comment
  OBI41008  Trifolium wormskioldii David J. Keil 1985-5-4 18742 San Luis Obispo S end of Morro Bay around Sweet Springs marsh Comment
  SBBG37431  Trifolium wormskioldii L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  UC1073365  Trifolium wormskioldii George B. Rossbach 1955-5-2 334 San Luis Obispo n shore Oso Flaco Lake Comment
  RSA43241  Trifolium wormskioldii Robert F. Hoover 1947-4-16 6931 San Luis Obispo West base of Cerro Pomauldo. Comment
  OBI30669  Triodanis biflora David J. Keil 1981-5-19 14718 San Luis Obispo Indian Knob Tar Sands Comment
  OBI35730  Triphysaria eriantha Allison Berry 1984-4-17 113 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obsipo on hwy 1. Next to hwy 1 and front entrance gate Comment
  UCSB6111  Triphysaria eriantha Keator, Glenn 1959-4-12 San Luis Obispo South of San Simeon on Hwy. 1 Comment
  OBI25558  Triphysaria eriantha subsp. rosea David J. Keil 1981-5-16 14649 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI34281  Triphysaria micrantha David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, M. Borchert 1982-3-24 15792 San Luis Obispo Vicinity of American Cyn in the La Panza Mts Comment
  OBI58762  Triphysaria micrantha David J. Keil 1998-3-7 26415 San Luis Obispo Red Hill, ca 1/4 mi from hwy 58 Comment
  JEPS99180  Triphysaria pusilla C. B. Hardham 1957-3-30 1635 San Luis Obispo Cypress M