Search Results — 2000 specimen records retrieved (1116 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI66640  Abies bracteata D. R. Miller 1996-1-24 196 -606 San Luis Obispo Pine Mt Region. In the Marmolejo crk narrows area in the extream western corner of study area 350 Comment
  CDA17548  Abronia latifolia Austin Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes; Just NW of Oso Flaco Lake (near top of first dune system) trailing at edges. 15 Comment
  OBI80962  Abronia maritima Holly Hillegrass, Sydney Clark, Liv Hamilton, Cassi Bellion and Colin Quinn-Briggs 2015-4-26 1 San Luis Obispo Oceano Dunes 6 Comment
  RSA43219  Abronia maritima Robert F. Hoover 1946-8-4 6269 San Luis Obispo North end of Morro Bay Comment
  CAS-BOT-BC229447  Abronia umbellata E. R. Blakley 1960-7-2 3509 San Luis Obispo Old Sand dunes quarter-mile north of Oso Flaco Lake 30 Comment
  SBBG34816  Abronia umbellata Mrs. R. W. Summers 1883-6-26 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  RSA0025966  Abronia umbellata Robert F. Hoover 1947-7-26 7324 San Luis Obispo Piedras Blancas Point. Comment
  OBI34068  Abronia umbellata var. umbellata Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande, Big Coreopsis Hill Comment
  OBI73546  Acacia longifolia David J. Keil 2010-7-20 30920 San Luis Obispo Along Country Oak Way, east of Arroyo Grande, between Thomas Hill Road and Lopez Drive 100 Comment
  OBI10249  Acaena pinnatifida Robert F. Hoover 1949-5-7 7663 San Luis Obispo Piedras Blancas Point (just N of) Comment
  UC1296069  Acaena pinnatifida var. californica R. F. Hoover 1949-5-7 7663 San Luis Obispo Piedras Blancas Point (just north of) Comment
  OBI4308  Acer macrophyllum Felice C. Movich 1969-4-16 65 San Luis Obispo Cuesta Grade Summit Comment
  OBI54153  Achillea millefolium David J. Keil, Kathleen Keil 1995-4-15 24901 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  SD249124  Achillea millefolium Brandon Livitski 2014-5-16 1 San Luis Obispo Irish Hills, along the Mariposa trail. Comment
  OBI39719  Achillea millefolium David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15967 San Luis Obispo 3.8 mi E of jctn with Santa Rosa Crk rd on dirt rd leading up Cypress Mtn along Steiner crk Comment
  POM186460  Achillea millefolium var. arenicola T. Craig 1933-7-3 1876 San Luis Obispo 1 to 3 miles S of Pismo Beach. 9 Comment
  UC1133232  Achnatherum speciosum W. A. Peterson 1937-5-3 795 San Luis Obispo 4 mi n La Panza; La Panza quadrangle Comment
  CAS-BOT-BC29736  Achyrachaena mollis Ernest C. Twisselmann 1954-4-20 1097 San Luis Obispo Summit of palo Prieta Pass, 0.25 miles south of O'Brien Lake 670 Comment
  CAS-BOT-BC251053  Acmispon americanus var. americanus J. Clark; M. Petroelje 1998-6-29 s.n. San Luis Obispo Camp San Luis Obispo. Training Area U, LCTA Plot 320 300 Comment
  OBI54892  Acmispon americanus var. americanus David J. Keil 1996-9-13 26028 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  SBBG118250  Acmispon glaber M. Wetherwax, E. Painter 2001-3-21 SLO 185 San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  OBI13006  Acmispon glaber var. glaber Robert F. Hoover 1946-6-28 6199 San Luis Obispo Oak Park district Comment
  OBI51793  Acmispon glaber var. glaber R. Mike Arens 1994-1-12 12 a San Luis Obispo Cal Poly Campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  OBI12980  Acmispon glaber var. glaber Robert F. Hoover 1969-6-23 11394 San Luis Obispo Santa Lucia Range, summit of Cuesta Pass Comment
  SEINET10407825 Image available Acmispon grandiflorus Lewis S. Rose 1936-5-8 36250 San Luis Obispo 7 mi. E. of Pozo 518 Comment
  OBI13194  Acmispon grandiflorus var. grandiflorus Robert F. Hoover 1950-5-6 7880 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  UCD104208  Acmispon heermannii var. orbicularis Donald Myrick 1966-3-23 1294 San Luis Obispo San Luis Obispo County: North of Cambria. Comment
  SBBG41180  Acmispon junceus J. P. Broughton 1971-3-14 1326 San Luis Obispo Montana de Oro State Park near Morro Bay, on slope facing the ocean Comment
  OBI42137  Acmispon strigosus David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19473 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 85 Comment
  OBI13027  Acmispon strigosus Richard Wunrow 1954-4-11 5 San Luis Obispo On N side of Stony Crk, about 1/4 mi W of old CCC camp Comment
  SEINET8077133 Image available Acourtia microcephala David Keil 1985-1 18945 San Luis Obispo Campus of California Polytechnic University, Poly Canyon along road near mouth of canyon 61 Comment
  OBI27034  Adenostoma fasciculatum James Courtney 1981-1-15 32 San Luis Obispo Pennington Crk Bio reserve Comment
  UCR160575  Adenostoma fasciculatum George K. Helmkamp, E. A. Helmkamp 2005-6-9 9584 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
  OBI56938  Adenostoma fasciculatum T. J. Ayers, S. Junak 1989-6-22 756 San Luis Obispo Los Padres Natl Forest; W facing cleared slope below TV towers just E of W Cuesta Ridge rd at eastern botanical area boundary sign, ca 3 mi W of hwy 101 Comment
  OBI37861  Adiantum jordanii David J. Keil, Rhonda Riggins, Richard A. Pimentel, D. R. "Doc" Miller 1985-4-27 18690 San Luis Obispo 16.5 miles from California Rte 1 along San Simeon Creek Road, near Rocky Butte lookout at Wheelbarrow Gulch Comment
  CAS-BOT-BC68932  Adiantum jordanii Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14045 San Luis Obispo La Panza Range - La Panza Public Camp 603 Comment
  RSA522596  Agastache urticifolia David J. Keil, Rick Oyler, Lynne Oyler 1986-5-17 19469 San Luis Obispo Santa Margarita Ranch. 3.6 miles S of Santa Margarita along ranch road. Eastern base of Santa Lucia Mountains in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  JEPS99149  Agastache urticifolia Clare B. Hardham 1957-7-14 2445 San Luis Obispo York Mountain Road Comment
  OBI72527  Ageratina adenophora M. Wetherwax & E. L. Painter, David J. Keil 2001-5-17 SLO- 77 San Luis Obispo Camp San Luis Obispo. W side of Dairy Crk bridge near jctn of Amador & Mendocino St, under bridge. UTMs (NAD27) zone 10, 706125E, 3911397N 100 Comment
  OBI51676  Agoseris grandiflora var. grandiflora David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1956 San Luis Obispo 0.4 mi W of sign indicating W end of Botanical area Comment
  JEPS36233  Agoseris heterophylla var. cryptopleura W. L. Jepson 1941-4-17 20259 San Luis Obispo Arroyo Grande Comment
  RSA0042455  Agoseris heterophylla var. cryptopleura LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6382 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
  CAS-BOT-BC46062  Agoseris heterophylla var. cryptopleura Clare B. Hardham 1957-4-19 1705 San Luis Obispo 1 mile west of Templeton Comment
  SBBG7530  Agoseris retrorsa H. and M. Dearing 1938-5-8 2966 San Luis Obispo N of San Luis Obispo Comment
  UC1928140  Agrostis densiflora David Keil, Jill Bushakra 2001-6-14 29544 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI31078  Agrostis exarata Julie M. Vanderweir 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC139372  Agrostis hooveri Clare B. Hardham 1958-6-22 3729 San Luis Obispo See Canyon, Avila. Comment
  CAS-BOT-BC138960  Agrostis pallens R. F. Hoover 1947-7-16 7306 San Luis Obispo Price Canyon. Comment
  RSA769866  Agrostis pallens David J. Keil 2010-7-2 30903 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel 100 Comment
  UCR29114  Agrostis pallens David J. Keil 1981-6-20 14884 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
  UC1583750  Agrostis stolonifera David Keil 1983-7-16 17392 San Luis Obispo n of San Simeon (at base of highway bridge over Arroyo de la Cruz); Arroyo de la Cruz Comment
  OBI30904  Aira caryophyllea Julie M. Vanderweir 1979-6-20 71 San Luis Obispo Indian Knob Tar Sands Comment
  CDA18909  Allenrolfea occidentalis R. Robison 2000-5-28 s.n. San Luis Obispo Central Coast Ranges; Cholame Valley, south of Hwy 41 and Hwy 46 junction. 0 Comment
  OBI17360  Allenrolfea occidentalis Robert F. Hoover 1946-9-15 6418 San Luis Obispo Soda Lake, Carrizo Plain Comment
  OBI81235  Allenrolfea occidentalis David J. Keil 1988-9-16 21130 San Luis Obispo Vicinity of intersection of CA 46 and CA 41 east of Cholame. Comment
  POM307600  Allium crispum Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Cholame Comment
  UC1133826  Allium crispum T. M. Hendrix 1937-4-26 107 San Luis Obispo 5.3 mi ene Highland School; Pozo Quadrangle Comment
  CAS-BOT-BC468911  Allium crispum Alice Eastwood; John Thomas Howell 1937-5-2 4205 San Luis Obispo Near Estrella Comment
  UC1296350  Allium fimbriatum var. fimbriatum R. F. Hoover 1964-5-11 8774 San Luis Obispo road from Pozo-Arroyo Grande summit to High Mountain Comment
  SBBG104552  Allium haematochiton M. D. Proctor, E. A. Young 1993-3-21 ROB 306 San Luis Obispo ca. 1.5 km WNW of Chorro Reservoir, Camp San Luis Obispo Comment
  SEINET12043893  Allium haematochiton D. D. Keck 1933-1 2209 San Luis Obispo 3 mi N of San Luis Obispo on US 101 Comment
  PGM3202  Allium hickmanii Vern Yadon 1996-4-23 San Luis Obispo Santa Lucia Mountains, Piedras Blancas seaward Highway 1, 1-2 mi N Piedras Blancas Comment
  JEPS32893  Allium howellii var. howellii W. L. Jepson 1932-4-3 16218 San Luis Obispo opposite Elkhorn Scarp; Carrizo Plain 640 Comment
  CAS-BOT-BC470931  Allium howellii var. howellii Eben McMillan 1957-4-17 34 -23 San Luis Obispo Low hills at the foot of Caliente Mountain, southern Carrisa Plains. 838 Comment
  CAS-BOT-BC472722  Allium lacunosum var. lacunosum R. F. Hoover 1964-6-13 9102 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  OBI21243  Allium unifolium Robert F. Hoover 1964-6-13 9107 San Luis Obispo Near Arroyo del Oso, N of Piedras Blancas Point Comment
  OBI21245  Allium unifolium Robert F. Hoover 1967-5-24 10587 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  SBBG18468  Allium unifolium C. B. Hardham 1960-5-5 5742 San Luis Obispo Rocky Butte Rd, Pine Mtn 762 Comment
  JEPS99464  Allophyllum gilioides subsp. violaceum Clare B. Hardham 1962-5-6 10074 San Luis Obispo W of Adalaida (Franklin Creek); Santa Lucia Mountains Comment
  OBI8289  Alnus rhombifolia David J. Keil 1977-7-3 12454 San Luis Obispo Cal Poly campus. Comment
  OBI56842  Amaranthus albus David J. Keil 1998-6-8 27689 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  OBI80779  Amaranthus blitoides David J. Keil 1992-10-19 23852 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI69145  Amaranthus powellii Bryan T. Wallingford 2000-11-6 15 San Luis Obispo Behind the Crops unit Bldg 17, on left hand side approx .5 mi to the W on the side of the rd 200 Comment
  OBI60774  Amaranthus retroflexus David J. Keil 2000-7-31 29052 San Luis Obispo Along Toro Creek Road east of Morro Bay 91 Comment
  OBI33925  Amaranthus retroflexus David J. Keil 1983-10-23 18021 San Luis Obispo Just S of Creston W of O'Donovan Rd; E branch of Huerhuero crk Comment
  OBI60704  Amaranthus retroflexus Ann Cochran 1986-7-19 31 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl 579 Comment
  SEINET10617150  Ambrosia acanthicarpa David J. Keil 1976-8-20 Keil K 11772 San Luis Obispo 1.3 mi. W of Kern Co. boundary on CA Rte. 166. Comment
  UCR158436  Ambrosia chamissonis George K. Helmkamp 2004-6-15 8644 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  CAS-BOT-BC61489  Ambrosia chamissonis David D. Keck 1933-5-5 2197 San Luis Obispo Morro Bay, on the strand Comment
  RSA749094  Ambrosia psilostachya David J. Keil, Lawrence M. Kelly, Kathryn Bay, Frieda Wertman 1988-11-12 21196 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
  OBI17095  Ambrosia psilostachya Robert F. Hoover 1966-9-21 9996 San Luis Obispo Nipomo Crk SE of Nipomo Comment
  CAS-BOT-BC135662  Amelanchier utahensis R. F. Hoover 1960-5-18 8523 San Luis Obispo 2 mi. s. of Atascadero, west of Highway 101, at base of shale hill. Comment
  UC55318  Amelanchier utahensis J. H. Barber 1900-5-10 San Luis Obispo Nacimiento River Comment
  UC57512  Amelanchier utahensis J. H. Barber 1900-5-10 San Luis Obispo Macoun's Canyon Comment
  SD185108  Ammi majus G. K. Helmkamp, E. A. Helmkamp 1995-6-20 95 2 13 San Luis Obispo Bear Creek Ranch, 6.0 miles southeast of Los Osos on Clark Valley Road. 399 Comment
  OBI80791  Ammi majus D. R. Miller 2015-6-12 615 .113 San Luis Obispo Pine Mountain Region. 3 plants found in flower at old garden (7 yr old uncultivated) at Ridge Top property N of county and state communication towers on Ridge Rd. 924 Comment
  RSA121733  Amorpha californica B. Bolt 1936-5-7 703 San Luis Obispo 1 3/4m iles N. of Black. 396 Comment
  CAS-BOT-BC180593  Amorpha californica var. californica Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5229 San Luis Obispo Along Parkhill District Road, in hills 4 miles east of Santa Margarita 320 Comment
  CDA21052  Amorpha californica var. californica G. F. Hrusa 1993-5-21 11056 San Luis Obispo South Coast Ranges; Big Falls Creek. s on W side of creek approx. 3/4 mi. upstream from confluence with Lopez Creek. Comment
  UC455993  Amsinckia I. J. Condit and H. B. Waters 1909-5-16 San Luis Obispo Cerro Alto Mountain Comment
  CAS-BOT-BC222377  Amsinckia douglasiana Clare B. Hardham 1956-3-20 226 San Luis Obispo Santa Lucia Mountains. Oak Flat Comment
  OBI56285  Amsinckia furcata George Butterworth 1999-4-18 289 San Luis Obispo Carrizo Plain Natural Area. 1/4 mi N of Elkhorn Rd, .6 mi SE of Ecol. Reserve. T32S, R22E, S21, Seq 732 Comment
  OBI62187  Amsinckia furcata G. F. Hrusa, L. Saslaw 2001-4-12 15775 San Luis Obispo Carrizo Plain National Monument, shale hill at N end of Elkhorn Plain 760 Comment
  UCR247887  Amsinckia intermedia David J. Keil, V. L. Holland 2001-4-7 29243 San Luis Obispo Western outskirts of Atascadero in Santa Lucia Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road, c. 700 acre parcel 549 Comment
  OBI20636  Amsinckia intermedia Robert F. Hoover 1967-4-20 10491 San Luis Obispo 4 mi E of Creston on rd toward la Panza Comment
  UC1084573  Amsinckia intermedia Francia Chisaki with R. Bacigalupi and P. Hutchison 1957-4-2 916 San Luis Obispo 1.25 mi w Atascadero (on Morro Bay Road) Comment
  UC1084612  Amsinckia intermedia Francia Chisaki, Peter M. Ray 1952-4-4 2191 San Luis Obispo 6.3 mi e of La Panza (road from Creston to Simmler, 30 mi e of Indian Creek) Comment
  RSA0089734  Amsinckia lycopsoides Alice Eastwood 1929-3-19 14105 a San Luis Obispo Los Banos. Comment
  OBI56453  Amsinckia menziesii David J. Keil 1999-5-13 28336 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  OBI69463  Amsinckia menziesii David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30500 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  OBI20652  Amsinckia menziesii Aart C. De Vos 1963-4-23 77 San Luis Obispo (+/-) 4 mi N of Santa Margarita Comment
  OBI43642  Amsinckia menziesii J. Burns & J. Souza, J. Souza 1979-5-6 s.n. San Luis Obispo N of San Luis Obispo along Calif rte 58, 4 mi E of Santa Margarita Comment
  OBI64396  Amsinckia menziesii David J. Keil 2001-3-28 29189 San Luis Obispo Highway 46, 0.4 miles southwest of Cholame Comment
  SBBG34870  Amsinckia spectabilis Mrs. R. W. Summers -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG85643  Amsinckia spectabilis C. F. Smith 1951-4-19 3038 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  RSA141246  Amsinckia spectabilis Francia Chisaki, Peter M. Ray 1950-5-13 1784 San Luis Obispo Road between Nipomo and Guadalupe. 76 Comment
  SDSU20257  Amsinckia spectabilis var. microcarpa Michael G. Simpson 2012-6-10 3700 San Luis Obispo Dunes east of Morro Bay State Park, along, ca. 600 feet due west of corner of south end of Inyo Street on foot path, then ca. 750 feet north. 17 Comment
  OBI73366  Amsinckia tessellata David J. Keil, with Lynne Dee (Oyler) Althouse 2010-3-22 30666 San Luis Obispo North of Highway 58 off Bitterwater Road, Sect. 8. Comment
  UCSB31065  Amsinckia tessellata Steele, R. 1977-1-30 San Luis Obispo Cuyama Valley on west side of Soda Lake road 16 miles north of Rt. 166 731 Comment
  SDSU12027  Amsinckia tessellata var. tessellata Mary Dellavalle 1995-4-5 26 III95F San Luis Obispo 29.5 miles from Suey Creek Rd. on 166, east of Santa Maria. Comment
  UC1953165  Amsinckia vernicosa var. vernicosa David Keil with C. N. P. S. Rare Plant Workshop participants 2010-3-25 30671 San Luis Obispo Chimineas Ranch, ca. 1 mile south of main ranch. Comment
  CAS-BOT-BC278783  Ancistrocarphus filagineus R. C. Wenk 2007-4-20 651 San Luis Obispo Carrizo Plain National Monument, above Selby Rocks campground. Foothills of the Caliente Range 731 Comment
  CAS-BOT-BC94797  Anisocoma acaulis R. C. Wenk 2007-4-20 656 San Luis Obispo Carrizo Plain National Monument, above Selby Rocks campground. Foothills of Caliente Range 731 Comment
  OBI71693  Anthemis cotula David J. Keil 1992-7-3 20871 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI79999  Anthemis cotula David J. Keil, with V. L. Holland 2013-6-12 31801 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  UC1285163  Anthemis cotula R. F. Hoover 1965-8-1 9500 San Luis Obispo valley w of Mt. Bishop Comment
  CAS-BOT-BC102277  Anthemis cotula Ernest C. Twisselmann 1953-6-6 558 San Luis Obispo Carisa Plain: 1 mile north of new Simmler School, along county road Comment
  OBI56590  Anthemis cotula David J. Keil 1998-6-30 27880 San Luis Obispo Carrizo Plain. California Valley, Soda Lake Rd. at Brentwood trail. Comment
  UCR61717  Anthriscus caucalis George K. Helmkamp 1990-4-19 s.n. San Luis Obispo Central Coast Range, State Hwy 58 at Parkhill Road, c. 3 mi northeast of Santa Margarita 367 Comment
  OBI9736  Antirrhinum kelloggii Robert F. Hoover 1947-3-19 6695 San Luis Obispo Oak Park district Comment
  UC455551  Antirrhinum kelloggii I. J. Condit 1908-3-27 San Luis Obispo n side Calif. Poly. School Canyon; San Luis Obispo Comment
  CDA26395  Antirrhinum orontium David J. Keil 2001-6-26 29625 San Luis Obispo Arroyo Grande, Camino Mercado, circa 0.2 miles north from junction with West Branch street. 0 Comment
  JEPS7409  Antirrhinum ovatum R. F. Hoover 1952-11-2 8277 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC237886  Antirrhinum ovatum R. F. Hoover 1949-6-4 7745 San Luis Obispo 5 mi s. of junction Bitterwater Creek road and Cholame-Simmler road Comment
  UC1281542  Antirrhinum ovatum Robert W. Storer 1949-5-26 453 San Luis Obispo 11 mi n and 4 mi w Simmler Comment
  SBBG93793  Aphanes occidentalis S. A. Junak 1990-5-1 4249 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  UC72025  Aphanes occidentalis Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  OBI27359  Apiastrum angustifolium Robert L. Allen, Nancy E. Arnold 1981-5-17 297 San Luis Obispo Chap area burned on 31 July, 1980. CDF fire no. 53-265. 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  OBI37411  Apium graveolens Eric Wise 1982-6-25 1564 San Luis Obispo Pismo State Beach, Oceano campground. In campground of heavy abusage. Also known as "dune lake" by Mason, or Oceano Lagoon by others Comment
  UC771665  Apium graveolens R. F. Hoover 1946-10-20 6509 San Luis Obispo Price Canyon Comment
  OBI79386  Apocynum cannabinum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31632 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 400 Comment
  SBBG113522  Aquilegia eximia C. B. Hardham 1957-10-14 2672 San Luis Obispo S side of Cypress Mtn 762 Comment
  SEINET3831083  Arceuthobium littorum R. L. Mathiasen 2012-1 1290 San Luis Obispo N of Cambria on rd. to Santa Rosa Cemetery 120 Comment
  SBBG44899  Arctostaphylos crustacea subsp. crustacea L. W. Edge 1972-5-7 139 San Luis Obispo S side of Hazard Cyn, San Luis Range Comment
  CAS-BOT-BC25035  Arctostaphylos cruzensis R. F. Hoover 1958-5-16 8475 San Luis Obispo Between Rocky Butte and Pine Mt. above San Simeon. Comment
  OBI14739  Arctostaphylos cruzensis Robert F. Hoover 1964-3-26 8656 San Luis Obispo Hill just S of arroyo de la Cruz Comment
  SBBG44303  Arctostaphylos cruzensis R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo Arroyo de la Cruz, 0.5 mi E of St Hwy 1, Hearst Ranch 60 Comment
  CAS-BOT-BC25003  Arctostaphylos cruzensis R. F. Hoover 1963-7-30 8588 San Luis Obispo Sandstone cliffs on NE side of Los Osos Valley. Comment
  CAS-BOT-BC25033  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1332 San Luis Obispo On Hearst Ranch property, N facing slope of S side of the flat-bottomed Arroyo de la Cruz. 30 Comment
  JEPS98876  Arctostaphylos cruzensis James Roof 1961-7-4 San Luis Obispo S of Arroyo Cruz Creek Comment
  SD185194  Arctostaphylos glandulosa G. K. Helmkamp 1993-3-5 San Luis Obispo Just north of Montana de Oro State Park. 29 Comment
  UCD50987  Arctostaphylos glandulosa T. M. Hendrix 1939-4-28 994 San Luis Obispo 0.4 mile northeast of Branch Mountian; Los Padres National Forest. 1066 Comment
  OBI14690  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1963-10-26 8608 San Luis Obispo Trail to Machesna Mt, La Panza range Comment
  RSA630659  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Melanie Baer Keeley 1993-9-3 24336 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  JEPS98823  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8605 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  UC1120332  Arctostaphylos glandulosa subsp. glandulosa T. M. Hendrix 1939-4-28 994 San Luis Obispo 0.4 mi ne Branch Mountain (Plot 107); Los Padres National Forest, Branch Mt. Quadrangle Comment
  CAS-BOT-BC23087  Arctostaphylos glandulosa subsp. glandulosa Clare B. Hardham 1956-2-24 177 San Luis Obispo Santa Lucia Mountains above San Simeon Cr. Comment
  UCR163127  Arctostaphylos glandulosa subsp. mollis George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, just north of Montana de Oro State Park 30 Comment
  UCD51245  Arctostaphylos glauca Roman Gankin; W. R. Hildreth 1967-10-12 1141 San Luis Obispo 0.4 mile southeast of Pozo summit; soil decomposed granite. Comment
  UCD51284  Arctostaphylos glauca T. M. Hendrix 1939-1-22 936 San Luis Obispo Between forks of Salinas and Salsipuedes rivers. 457 Comment
  CAS-BOT-BC24477  Arctostaphylos hooveri R. F. Hoover 1964-5-15 8892 San Luis Obispo Pine Top Mt. Comment
  RSA166688  Arctostaphylos luciana Robert F. Hoover 1964-03 11864 San Luis Obispo Head of Lopez Canyon Comment
  RSA201596  Arctostaphylos luciana Robert F. Hoover 1964-3-14 8651 San Luis Obispo Head of Lopez Canyon Comment
  SBBG109402  Arctostaphylos luciana C. B. Hardham 1962-4-17 9007 San Luis Obispo E of Cuesta Grade Comment
  UCD141966  Arctostaphylos luciana G. F. Hrusa; D. Ragan 1995-6-20 12388 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Summit of ridge immediately E of Mt. Lowe. And approximately 1/3 m E of summit along fire break road. 650 Comment
  CAS-BOT-BC39016  Arctostaphylos luciana Walter Knight; Irja Knight 1980-6-22 4008 San Luis Obispo From shrub in Tilden Botanic Garden, Berkeley. Originally collected from Lopez Canyon. Comment
  RSA3443  Arctostaphylos luciana W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mountains: east of pass on road to San Luis Obispo. Comment
  RSA381050  Arctostaphylos luciana Roman Gankin, W. Richard Hildreth 1967-11-13 1183 San Luis Obispo Ca. 1 mile east of Cuesta Pass on ridge road Comment
  CAS-BOT-BC40117  Arctostaphylos morroensis Walter Knight; Irja Knight 1980-6-22 4108 San Luis Obispo From shrub in Tilden Botanic Garden, Berkeley, CA, originally collected from near coast at Hazard Canyon Comment
  CAS-BOT-BC27164  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16843 San Luis Obispo San Luis Obispo. Chorro Creek. Comment
  RSA518229  Arctostaphylos obispoensis Steven A. Junak, David A. Young, Tina J. Ayers 1989-3-13 3925 San Luis Obispo Cuesta Ridge: along main road (USFS Road #29S11.3) at W boundary sign for the Cuesta Ridge Botanical Area, 5.2 miles W of Highway 101. 783 Comment
  SBBG118526  Arctostaphylos obispoensis E. Painter, M. Wetherwax 2003-1-7 SLO 291 a San Luis Obispo base of Cerro Romualdo, near rd to Ft Merriam, on artificial berm; Camp San Luis Obispo 100 Comment
  UC1121455 Image available Arctostaphylos obispoensis A. E. Wieslander 1935-5-12 639 San Luis Obispo s of Morro Bay (Hazard Canyon); Cayucos Quad.; Cayucos, San Luis Obispo Co. 76 Comment
  UCR67880  Arctostaphylos obispoensis Steven A. Junak, D. A. Young, Tina J. Ayers 1989-3-13 3925 San Luis Obispo Cuesta Ridge: Along main road (USFS #29s11.3) at W boundary sign for the Cuesta Ridge Botanical Area, 5.2 mi west of Hwy 101. 784 Comment
  CAS-BOT-BC39829  Arctostaphylos obispoensis W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near old mine, back of Wynn's Place Comment
  OBI25341  Arctostaphylos obispoensis David J. Keil, V. L. Holland 1979-12-13 13684 San Luis Obispo Rancho Santa Margarita. just off US 101 on Tassajara Cyn rd Comment
  RSA633450  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27623 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  OBI32431  Arctostaphylos osoensis Bud Meyer & Mary Coffeen, Mary Coffeen 1982-2-26 s.n. San Luis Obispo Morro Bay, South Bay blvd, near old cement factory Comment
  OBI58637  Arctostaphylos osoensis Benjamin E. Carter, Erik Frenzel, Dave Haines, Paul Adriano 2001-1-25 9 San Luis Obispo Perfumo Canyon rd, ca. 12 mi S of Los Osos Valley rd Comment
  OBI26205  Arctostaphylos pechoensis Lyda W. Edge 1974-6-10 446 San Luis Obispo Near summit of See Cyn rd Comment
  CAS-BOT-BC44391  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8600 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  UC1137488  Arctostaphylos pilosula R. St. John 1932-3-10 274 San Luis Obispo La Panza Santa Barbara National Forest, La Panza Quadrangle, La Panza Comment
  JEPS49504  Arctostaphylos pilosula A. E. Wieslander 932 San Luis Obispo near Miles Comment
  OBI30731  Arctostaphylos pilosula Koomanoff et al. 1984-5-16 8 San Luis Obispo on SSE 45 degree slope near summit of Indian Knob Comment
  SBBG34151  Arctostaphylos pilosula R. Gankin 1966-2-17 661 San Luis Obispo hill N of summit of Noyes Rd, 0.2 mi SW of jct with Hwy 227, N of Arroyo Grande Comment
  UCD53662  Arctostaphylos pilosula T. M. Hendrix 1937-6-8 284 San Luis Obispo San Luis Obispo County: 3.4 miles S of La Panza. 1097 Comment
  SEINET11977835  Arctostaphylos pungens T. M. Hendrix 1939-1 1008 San Luis Obispo 1.5 mi ESE of Los Pelados, Los Padres National Forest 1128 Comment
  UCD51085  Arctostaphylos tomentosa Roman Gankin; W. R. Russell 1962-2-22 338 San Luis Obispo 1/2 mile east of State Highway 1, 9.4 miles north of entrance to Hearst State Historical Monument, Arroyo de la Cruz, north San Luis Obispo County, California. Comment
  UC1276226  Arctostaphylos tomentosa subsp. tomentosa R. F. Hoover 1950-1-15 7764 San Luis Obispo just s mouth of Arroyo de la Cruz (n slope) Comment
  CAS-BOT-BC174075  Arenaria paludicola R. F. Hoover 1947-7-27 7336 San Luis Obispo Black Lake Canyon, s. of Arroyo Grande Comment
  UCR175594  Arenaria paludicola Mark A. Elvin, J. Chesnut 2005-9-28 4579 San Luis Obispo Central Coastal, Oso Flaco Lake: NW corner, in 'opening' on a floating bog 4 Comment
  SEINET4175546  Aristocapsa insignis J. L. Reveal 1978-6-25 4765 San Luis Obispo Along California Highway 58, 0.6 mile east of San Juan River bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff 533 Comment
  CAS-BOT-BC179723  Aristocapsa insignis James L. Reveal 1988-5-26 6904 San Luis Obispo Along California Highway 58, 0.6 miles E of San Juan Creek between La Panza and the Carrisa Plains, 2.9 miles W of Bitterwater Road and 1.5 mile E of the turnoff to Pozo, NW of Syncline Hill 502 Comment
  CAS-BOT-BC47691  Armeria maritima subsp. californica Ernest C. Twisselmann 1959-5-6 5197 San Luis Obispo Santa Lucia Range: Highway 1, just north of Cambria 6 Comment
  OBI75991  Armeria maritima subsp. californica Helen Jones 1981-5-4 50 San Luis Obispo Piedras Blancas Point; found on Old Lighthouse rd Comment
  RSA401646A  Armeria maritima subsp. californica R. S. Woglum 1940-2-21 2659 San Luis Obispo San Luis Obispo (NW: Cambria Pines Comment
  SBBG7600  Artemisia biennis C. B. Hardham 1957-11-2 2705 San Luis Obispo Old Crk Comment
  OBI17063  Artemisia californica Robert F. Hoover 1965-10-1 9691 San Luis Obispo Coast road just south of Hazard Canyon Comment
  OBI81460  Artemisia californica Josh Olivarria, Ben Tomei, Brianna Dedwoody, Elena Wolf, James Kelly 2016-11-8 1 San Luis Obispo Bob Jones Trail, right of trail, 200m in 13 Comment
  SBBG104874  Artemisia californica F. L. Johnson, N. A. McCarty 1993-10-15 ROB 750 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI53509  Artemisia californica Arthur W. Hazebrook 1991-6-29 103 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Eastern Riparian entrance Comment
  UCR118338  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2000-9-2 5965 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon, 2.2 mi west of Los Osos Valley Road 137 Comment
  UC2027029  Artemisia dracunculus Greg Wilvert with Cedrick Villasenor and Ben Carter 2005-9-15 522 San Luis Obispo Southeast Half of the Caliente Range. Next to Semper Spring Comment
  CAS-BOT-BC97257  Artemisia tridentata subsp. parishii Ernest C. Twisselmann 1968-9-11 14924 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  RSA734397  Artemisia vulgaris var. heterophylla Keith E. Hoffmaster 1935-7-1 653 San Luis Obispo Near Arroyo Grande Comment
  OBI17942  Asclepias eriocarpa Robert J. Rodin 1966-5-24 7175 San Luis Obispo On side rd about 7 mi E of Santa Margarita Comment
  OBI56283  Asclepias erosa George Butterworth 1999-8-11 315 San Luis Obispo Carrizo Plain Natural Area. 15 yds N of Pipeline Rd, .4 mi W of Soda Lake rd. T11N, R25W, S35, NEQ 853 Comment
  IRVC29215  Asclepias fascicularis G. K. Helmkamp, E. A. Helmkamp 2004-8-14 8784 San Luis Obispo junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo Central Coast 107 Comment
  OBI72874  Asclepias fascicularis David J. Keil 1988-1 20827 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  SBBG117842  Asclepias fascicularis J. Olson 2000-7-11 San Luis Obispo intersection of Kern and San Joaquin Rds, both sides of San Joaquin Rd; Camp San Luis Obispo Comment
  OBI62699  Asclepias vestita Jason Dart 2003-6-16 D 140 San Luis Obispo Santa Margarita Ranch, 1 mi SE of the intersection of Pozo Rd and hwy 58. Chaparral slope visible from Pozo Rd 396 Comment
  UC74915  Aspidotis californica Mrs. R. W. Summers San Luis Obispo Santa Lucia Mts Comment
  SBBG108022  Astragalus C. B. Hardham 1959-5-6 4405 San Luis Obispo 1 mi E of Bee Rock Comment
  CAS-BOT-BC177484  Astragalus asymmetricus Ira L. Wiggins 1929-5-23 3734 San Luis Obispo 10 miles east of Shandon Comment
  JEPS99142  Astragalus asymmetricus Clare B. Hardham 1957-4-14 2273 San Luis Obispo E of Cholame (Cottonwood Pass) Comment
  CDA26620  Astragalus asymmetricus D. J. Bedell 1964-7-1 97 -1 San Luis Obispo Hills at the summit of Palo Prieta Canyon, eastern San Luis Obispo County. (Dorothy Twisselmann Ranch). Comment
  CAS-BOT-BC177716  Astragalus crotalariae R. W. S. s.n. San Luis Obispo Morro Road Comment
  OBI72804  Astragalus curtipes Michael Walgren 2010-4-4 116 San Luis Obispo Cayucos, in serpentine hills bound by Hwy 1 to the W, 13 th Street to the S, whale Rock reservoir to the E, and Old Cayucos Crk to the N. On NE portion of peak, below the actual peak Comment
  CSUSB932  Astragalus curtipes Charlotte M. Bringle 1967-3-20 San Luis Obispo San Luis Obispo, about 2 miles north of town on H. A. Hildenbrand Ranch, Rt. 2, Box 103. In first pasture behind ranch house, 200 feet west of stream. Comment
  OBI35740  Astragalus curtipes Allison Berry 1984-4-10 103 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1. NE of cement bunker in SE corner of facility Comment
  SBBG34001  Astragalus didymocarpus L. S. Rose 1969-4-14 69028 San Luis Obispo 15 mi SE of Cholame 457 Comment
  UCR160966  Astragalus douglasii George K. Helmkamp, E. A. Helmkamp 2005-6-12 9656 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  UCR4455  Astragalus douglasii Frank C. Vasek 1963-5-11 630511- 04 San Luis Obispo Coast Range, road between Creston and Shandon, c. 9 miles SW of Shandon 457 Comment
  CAS-BOT-BC182881  Astragalus douglasii Roxana S. Ferris 1955-5-23 12789 -A San Luis Obispo Along Huerhuero Creek road, 3.1 mi. E of landing field at Paso Robles Comment
  CAS-BOT-BC182915  Astragalus douglasii Ernest C. Twisselmann 1955-5-18 2010 San Luis Obispo Summit of Red Hills, eastern San Luis Obispo County 762 Comment
  RSA20396  Astragalus douglasii Roxana S. Ferris, Ruth P. Rossbach, R. T. Ferris 1938-5-12 9461 San Luis Obispo 1/2 mile east of La Panza on State Highway 178. Comment
  UC1285222  Astragalus douglasii R. F. Hoover 1947-4-2 6866 San Luis Obispo 6 mi above County Park (Upper Arroyo Grande); , above County Park Comment
  CAS-BOT-BC178236  Astragalus gambelianus R. F. Hoover 1958-4-23 8463 San Luis Obispo Old Creek, south fork, above Cayucos. Comment
  OBI58040  Astragalus gambelianus David J. Keil 1998-4-14 26714 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
  CAS-BOT-BC178274  Astragalus gambelianus Lois E. James 1946-4-7 1743 San Luis Obispo Along railroad track beside U.S. 101, 6.2 mi. N of San Luis Obispo county line. Comment
  SEINET7062873  Astragalus lentiginosus var. nigricalycis A. G. Vestal 1947-4-12 s.n. San Luis Obispo Southeast section of San Luis Obispo County in Garcia Mountains. Los Padres National Forest. (WGS84/NAD83). UTM Zone 10, 755479mE, 3900807mN. 549 Comment
  CAS-BOT-BC187536  Astragalus macrodon Ernest C. Twisselmann 1969-4-14 15113 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  SBBG124767  Astragalus macrodon C. B. Hardham 1959-5-20 5476 San Luis Obispo near Bee Rock Comment
  UC1043512  Astragalus nuttallii E. K. Balls 1954-1-8 18718 San Luis Obispo Comment
  CAS-BOT-BC186546  Astragalus nuttallii var. nuttallii Alice Eastwood 1927-8-1 15038 San Luis Obispo San Simeon Bay Comment
  OBI13316  Astragalus nuttallii var. nuttallii Robert F. Hoover 1948-5-14 7525 San Luis Obispo South of mouth of Islay Creek Comment
  CAS-BOT-BC194114  Astragalus pomonensis R. F. Hoover 1964-6-6 8969 San Luis Obispo Los Osos Comment
  UC1128731  Astragalus trichopodus var. phoxus W. A. Peterson 1937-3-29 646 A San Luis Obispo 1 1/2 mi nnw La Panza; La Panza Quad., nnw of La Panza Comment
  UC1128742  Astragalus trichopodus var. phoxus H. C. Lee 1936-6-10 660 San Luis Obispo 1 3/4 mi ene Porter Ranch; Nipomo Quad., ene of Porter Ranch Comment
  OBI15188  Athysanus pusillus Robert F. Hoover 1967-4-5 10351 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 Comment
  OBI55385  Athysanus pusillus David J. Keil, with Kathleen A. Keil 1997-3-8 26081 San Luis Obispo La Panza Mts. Along Red Hill Road 1 mile from Highway 58. Comment
  UCD78282  Athysanus unilateralis Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4627 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  CDA17587  Atriplex californica Austin Griffiths, Winton H. Woody Frey 1981-10-5 s.n. San Luis Obispo Guadalupe Dunes; Midway towards Mussel Point from Guadalupe Beach 45 Comment
  RSA661629  Atriplex californica Austin P. Griffiths 1982-1-27 ks.n. San Luis Obispo In swale between dune ridges perpendicular to beach in foredunes ca. 3 miles S of Oso Flaco Ck. 20 Comment
  UCD97273  Atriplex californica Malcolm A. Nobs; S. Galen Smith 1949-6-24 860 San Luis Obispo San Luis Obispo County: at east end of Morro Bay. Comment
  UC1136266  Atriplex canescens W. A. Peterson 1936-7-9 323 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  UC1953282  Atriplex coronata David Keil 2010-6-1 30837 San Luis Obispo Carrizo plain. South of Belmont Trail, east of where drainage crosses road between Delray Road an Cochise Road. Comment
  OBI17317  Atriplex fruticulosa John Thomas Howell 1948-6-14 24341 San Luis Obispo N end of Carrizo Plain headwater of Bitterwater crk Comment
  OBI71665  Atriplex semibaccata David J. Keil 1988-7-2 20848 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI78987  Atriplex semibaccata David J. Keil 2013-8-22 31951 San Luis Obispo Private land east of Morro Bay State Park along Morro Creek Road, east of gate at eastern end of Turtle Rock trail, northern side of Cerro Cabrillo 28 Comment
  OBI35309  Atriplex semibaccata Helen Jones 1981-5-18 44 San Luis Obispo Piedras Blancas Point. Found along the coast to the N Comment
  CAS-BOT-BC178415  Atriplex spinifera R. F. Hoover 1968-4-16 11036 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  OBI17264  Atriplex vallicola Robert F. Hoover 1952-5-25 8238 San Luis Obispo South end of Soda Lake, Carrizo Plain. Comment
  CAS-BOT-BC170088  Atriplex vallicola R. F. Hoover 1967-5-20 10584 San Luis Obispo Carrizo Plain on north side of Soda Lake Comment
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Aug 24 2018
  CDA21138  Atriplex watsonii Austin Griffiths, J. R. Walker, E. W. Thompson 1982-2-7 s.n. San Luis Obispo Montana de Oro State Park; Morro Bay across road from entrance to Morro Bay State Park Campground. 0 Comment
  OBI29090  Avena barbata Karen Symonds 1982-7-17 41 San Luis Obispo Montana de Oro State Park, along coon crk trail Comment
  OBI66878  Avena barbata David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29571 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
  SEINET8753990 Image available Avena fatua Richard R. Halse 2015-3-24 9356 San Luis Obispo San Simeon, just north of the Motel 6 at 9070 Castillo Drive 17 Comment
  OBI8573  Avena fatua C. Woods 1978-4-30 53 San Luis Obispo Foothills on the W side of the Carrizo Plain, 4 mi SE of the jctn of hwy 58 and Sim. Soda lake san diego cr rd, 2 mi W of Sim. Soda lake san diego cr road 701 Comment
  CAS-BOT-BC98691  Baccharis douglasii Ernest C. Twisselmann 1955-10-1 2427 San Luis Obispo Sand dunes at southwest end of Morrow Bay 4 Comment
  OBI16983  Baccharis glutinosa Robert J. Rodin 1964-7-9 7077 San Luis Obispo Poly Cyn, campus of Cal State Polytechnic College, San luis Obispo Comment
  OBI16985  Baccharis glutinosa Robert F. Hoover 1967-10-7 10880 San Luis Obispo Oso Flaco Lake Comment
  OBI38219  Baccharis glutinosa Eric Wise 1981-6-29 792 b San Luis Obispo Celery Lake of Dune Lakes Comment
  SBBG112714  Baccharis glutinosa C. B. Hardham 1957-9-12 2626 San Luis Obispo Santa Rosa Crk Comment
  OBI79826  Baccharis pilularis D. R. Miller 2012-9-20 912 .1029 San Luis Obispo The Rocky Butte/Pine Mountain Region, near the 2nd Gate (always open) on main road, near Oksen fork, San Simeon creek drainage. 793 Comment
  SBBG104338  Baccharis pilularis subsp. consanguinea F. L. Johnson, N. A. McCarty 1993-10-15 ROB 751 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC99640  Baccharis plummerae R. F. Hoover 1946-10-27 6535 c San Luis Obispo Canyon opening south into Cuyama River opposite Pioneer Grove (which is in Santa Barbara Co.) Comment
  UC1118890  Baccharis salicifolia subsp. salicifolia T. M. Hendrix 1939-3-27 961 San Luis Obispo 1 mi s of Twin Rocks (Branch Mt., Los Padres National Forest); Los Padres National Forest, Branch Mt. 381 Comment
  OBI15179  Barbarea orthoceras F. Rush April1956 64 San Luis Obispo Mt. SLO, NE canyon Comment
  UC56041  Barbarea orthoceras J. H. Barber 1900-3-30 1008 San Luis Obispo Sta. Lucia Mts. Comment
  CAS-BOT-BC16611  Barbarea orthoceras Ernest C. Twisselmann 1956-6-13 2931 San Luis Obispo La Panza Range. Northeast spur of Black Mountain. 541 Comment
  OBI77639  Barbarea orthoceras Steven A. Junak 1990-4-27 4225 San Luis Obispo Santa Lucia Mts. Cuesta Ridge: just N of NW corner of Cuesta Ridge Botanical Area, N of main rod (USFS Rd #29S11.3) along powerline access rd, ca 5.9 mi W of hwy 101 and 0.3 mi W of W boundary of the Botanical Area 701 Comment
  UC771663  Berula erecta R. F. Hoover 1946-9-14 6379 San Luis Obispo near Santa Margarita (Trout Creek); Trout Creek Comment
  UC30572  Bidens pilosa Alice King 1895-4 San Luis Obispo Arroyo Island Comment
  OBI20330  Blennosperma nanum David J. Keil 1979-4-8 13027 San Luis Obispo 2 mi S of Calif Valley along soda Lake Rd. 579 Comment
  CAS-BOT-BC105952  Blennosperma nanum var. nanum Ernest C. Twisselmann 1955-3-22 1746 San Luis Obispo Temblor Range and the Western San Joaquin Valley - Soda Lake Road, 2 miles south of Simmler 609 Comment
  UC1321336  Blepharizonia laxa R. F. Hoover 1966-9-16 10055 San Luis Obispo summit on Atascadero-Creston road Comment
  CAS-BOT-BC482130  Bloomeria crocea var. aurea Roxana S. Ferris 1939-5-19 9751 San Luis Obispo Three miles east of Templeton near Templeton--Creston Road Comment
  OBI51370  Bolboschoenus maritimus subsp. paludosus Jan Barber 1993-8-14 79 San Luis Obispo San Simeon State park. Area near seasonal outlet to ocean of San Simeon Crk Comment
  SD241634  Bolboschoenus robustus W. Ferren, Hamilton 1993-7-19 EPA 88 San Luis Obispo Los Osos Creek. Comment
  UCD114748  Brassica nigra Andrew R. Moldenke; Harold N. Moldenke 1971-4-27 25564 San Luis Obispo San Luis Obispo County: Morro Bay. Comment
  SEINET2444506  Brassica nigra Jillian C. Boettcher 2002-4-16 5 San Luis Obispo Pismo Beach. South facing mountain slope 1 mile E of Pismo Beach along Hinds Rd. 24 Comment
  CDA38629  Brassica oleracea var. sabellica G. Perez/J. Steele 2012-9-13 PDR# 1599492 San Luis Obispo Montana de Oro State Park; Spooner's Cove. 0 Comment
  OBI29569  Brassica rapa Melissa Luckow 1981-6-25 686 San Luis Obispo N of San Simeon Beach Comment
  OBI82678  Brassica tournefortii David J. Keil 2016-3-2 33524 San Luis Obispo San Luis Obispo. South Hills Open Space 50 Comment
  RSA769922  Brassica tournefortii D. R. Miller 2009-3-13 309 .873 San Luis Obispo Along Santa Ysabel Ave. at 15th Street, Los Osos. 50 Comment
  CAS-BOT-BC100468  Brickellia californica R. F. Hoover 1946-10-13 6496 San Luis Obispo Cuyama River Canyon near Clear Creek Comment
  RSA201729  Brickellia californica Robert F. Hoover 1946-10-20 6517 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  CAS-BOT-BC100589  Brickellia nevinii R. F. Hoover 1952-11-1 8267 San Luis Obispo Caliente Mt. Comment
  OBI25591  Briza minor David J. Keil 1981-5-16 14681 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  RSA43137  Brodiaea jolonensis Robert F. Hoover 1947-4-16 6935 San Luis Obispo West base of Mt Bishop near San Luis Obispo Comment
  CAS-BOT-BC484536  Brodiaea jolonensis Ernest C. Twisselmann 1969-5-19 15306 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road 213 Comment
  SBBG110204  Brodiaea jolonensis C. B. Hardham 1956-5-22 755 San Luis Obispo Atascadero Ranch Comment
  OBI22437  Bromus arenarius Robert F. Hoover 1947-5-9 7135 San Luis Obispo Calf Cyn E of Santa Margarita Comment
  CAS-BOT-BC149369  Bromus arizonicus Eben McMillan 1959-3-3 49 -1 San Luis Obispo Coyote Hill, southeast end of Carrisa Plains. 731 Comment
  POM262021  Bromus berteroanus I. L. Wiggins 1929-4-13 3428 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  UCD57803  Bromus berteroanus Ernest C. Twisselmann 1961-4-11 6038 San Luis Obispo Eastern San Luis Obispo County: Dorothy Twisselmann Ranch. 670 Comment
  SBBG112420  Bromus carinatus D. Keil, L. D. Oyler 1995-5-11 25097 San Luis Obispo 0.4-0.6 mi S from California Blvd on Lake Cyn Rd Comment
  CDA43313  Bromus catharticus David J. Keil 2010-6-4 30851 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead parking area. Comment
  OBI80428  Bromus catharticus David J. Keil 1992-8-3 23618 San Luis Obispo Laguna Lake Park. 170 Comment
  CAS-BOT-BC155749  Bromus diandrus Eben McMillan 1952-5-2 85 San Luis Obispo Choice Valley, 1 mile south, 8 miles east Shandon. Comment
  OBI5529  Bromus diandrus Sharon Jochums 1974-4-10 110 San Luis Obispo W of hwy 1 on Point San Simeon Comment
  CAS-BOT-BC155728  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
  OBI37910  Bromus diandrus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18646 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gat 732 Comment
  OBI65940  Bromus diandrus Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-10 45 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS) S of Morro Bay on hwy 1. Beyond Gilardi Rd on ranch rd N of hwy 1 209 Comment
  OBI17710  Bromus hordeaceus Penelope Blackmer 1973-4-5 20 San Luis Obispo Between Pennington Creek and fence which marks western border of Penn. Crk bio reserve Comment
  OBI82608  Bromus laevipes David J. Keil, with Kathleen Keil 2016-6-26 33264 San Luis Obispo Santa Rita Road west of Templeton Comment
  SBBG104867  Bromus madritensis M. D. Proctor, E. A. Young 1993-3-17 ROB 197 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI39343  Bromus madritensis subsp. madritensis David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18724 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte Comment
  OBI22398  Bromus madritensis subsp. rubens Robert F. Hoover 1964-6-6 8956 San Luis Obispo Tassajera Peak, NW of Cuesta Pass Comment
  OBI28381  Bromus madritensis subsp. rubens Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huasna Rd just .25 a mile beofre reaching Agua Escondido Campground Comment
  SEINET5720394 Image available Bromus mollis Tom Hendrix 1937-1 30 San Luis Obispo 3.3 mi. SE of Pozo.; Santa Barbara National Forest 457 Comment
  CAS-BOT-BC162070  Bromus pseudolaevipes R. F. Hoover 1947-5-24 7197 San Luis Obispo Pilitas Creek district. Comment
  UCR140088  Bromus rubens George K. Helmkamp 2004-2-29 8317 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi NW of Division St. 116 Comment
  RSA305842  Bromus rubens James R. Shevock 1972-4-1 1517 San Luis Obispo La Penza Mts. 610 Comment
  UCD59715  Bromus sterilis Beecher Crampton 1964-5-18 6997 San Luis Obispo San Luis Obispo County: 4.5 miles north of San Luis Obispo, U.S. Hwy. 101, La Cuesta pass. Comment
  SBBG18353  Cakile edentula M. A. Piehl 1963-8-4 63788 San Luis Obispo low dunes at W end, Oso Flaco Lake 4 Comment
  OBI35361  Cakile maritima Melody Dickens 1980-7-4 34 San Luis Obispo On Morro Rock, Morro Bay. In various locations at S face near base Comment
  UCR38140  Cakile maritima A. C. Sanders, K. Berg 1985-3-3 5394 San Luis Obispo Central Coast, Oso Flaco Lake, south of Oceano, at end of Oso Flaco Lake Road 3 Comment
  OBI22356  Calamagrostis nutkaensis Robert F. Hoover 1947-7-26 7331 San Luis Obispo Near Piedras Blancas Point (just N of), in swampy area at head of small ravine about 1/2 mi from ocean Comment
  CAS-BOT-BC185013  Calamagrostis rubescens R. F. Hoover 1950-6-20 7991 San Luis Obispo 7 miles west of Templeton on road to Cambria. Comment
  UC1285064  Calandrinia breweri R. F. Hoover 1951-4-15 8041 San Luis Obispo Stony Creek (tributary of Huasna River) Comment
  UC1136636  Calandrinia ciliata H. C. Lee 1936-2-27 430 San Luis Obispo 1/2 mi se Los Berros; Arroyo Grande Quadrangle Comment
  UCR140381  Calandrinia ciliata George K. Helmkamp 2004-3-15 8368 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  OBI66944  California macrophylla David J. Keil, with Kathleen A. Keil 2001-4-20 29367 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46. Vicinity of 35.71380 deg. ? x 120.26716 deg. W 421 Comment
  OBI79415  California macrophylla David J. Keil, with Matt Ritter, Taylor Crow, et al. 2012-3-3 31231 San Luis Obispo Sinton ranch south of Highway 58. Vicinity of intersection of Indian creek road and Shell Creek Road 440 Comment
  OBI60657  Callitriche trochlearis David J. Keil, with Lynne Dee (Oyler) Althouse 2002-3-11 29747 San Luis Obispo Santa Margarita Ranch, "Stage Coach Wetland" ca. 4.5 miles south of Santa Margarita along dirt road west of Pozo Road 366 Comment
  OBI65817  Calocedrus decurrens D. R. Miller 1994-1-20 194 -64 San Luis Obispo East Pine Mtn (there are several locations in study area 800 Comment
  CDA28767  Calochortus albus var. rubellus G. F. Hrusa, S. Dubiel 2009-5-24 17877 San Luis Obispo Santa Lucia Mountains; Cypress Mtn. Rd. +/- 1/4 mi. past intersection w/Klau Mine Rd. 342 Comment
  OBI81312  Calochortus argillosus David J. Keil, Janet Haden 1988-5-24 20677 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
  UC54844  Calochortus clavatus Rev. R. W. Summers 1883-6-17 841 San Luis Obispo Summit of San Luis Mt. Comment
  RSA369070  Calochortus clavatus var. clavatus Emery Whilton 1933-6-27 s.n. San Luis Obispo Taken on the highway just north of Cayucos. Almost at sealevel. Comment
  SBBG119398  Calochortus luteus E. Painter, J. Froland 2000-5-4 CR 51 San Luis Obispo NW of Rd C-25, N of Tower Rd, Training Area O; Camp Roberts 250 Comment
  RSA0119383  Calochortus obispoensis Melissa A. Johnson 2015-6-8 229 San Luis Obispo South Hills Open Space. 132 Comment
  CAS-BOT-BC132508  Calochortus simulans R. F. Hoover 1949-5-15 7689 San Luis Obispo 10 mi. E. of Creston on La Panza Road Comment
  OBI42219  Calochortus simulans David J. Keil, V. L. Holland 1986-5-26 19569 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  OBI21427  Calochortus simulans Robert F. Hoover 1946-6-2 6122 San Luis Obispo E side of La Panza Range on a branch of Navajo Crk Comment
  CAS-BOT-BC496842  Calochortus venustus W. H. Brewer 1861-5-7 538 San Luis Obispo Nacimiento River Comment
  OBI53070  Calycadenia truncata David J. Keil July1995 s.n. San Luis Obispo Along jeep rd above (E of) Plasket Crk campground, Los Padres Natl forest 610 Comment
  OBI76691  Calycadenia villosa Jason Dart 2006-7-22 285 San Luis Obispo At the confluence of Lake Nacimiento and Dip Crk, W of the Heritage Ranch residential development 305 Comment
  OBI44835  Calyptridium monandrum David J. Keil 1985-3-31 18503 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and hwy 229 Comment
  OBI64978  Calyptridium monandrum Greg Wilvert 2005-4-2 98 San Luis Obispo SE half of the Caliente Range. 0.8 km WSW of Wells Spring 980 Comment
  UCD126073  Calystegia longipes Chas R. Schenck 1927-6-20 s.n. San Luis Obispo San Luis Obispo County: San Luis Obispo. Comment
  RSA394775  Calystegia macrostegia subsp. cyclostegia F. H. Elmore 1933-8-4 350 San Luis Obispo Avila Comment
  OBI3906  Calystegia macrostegia subsp. cyclostegia Patricia Wiese 1971-5-23 52 San Luis Obispo Cuesta Ridge Botanical Area; 2 mi NW from Cuesta Pass Comment
  SDSU5676  Calystegia macrostegia subsp. cyclostegia D. F. Howe 1948-5-17 1850 San Luis Obispo Coast of county. Comment
  CAS-BOT-BC221167  Calystegia malacophylla subsp. pedicellata Clare B. Hardham 1956-5-17 741 San Luis Obispo Santa Lucia Mountains. San Marcos Creek, Chimney Rock Ranch Comment
  CHSC55536  Calystegia malacophylla subsp. pedicellata L. P. Janeway 1988-5-25 2700 San Luis Obispo Ca 4 mi S of Creston; hills between Middle Branch Huerhuero Cr. near Iron Spring) and Creston Rd. (Hwy 420 Comment
  OBI57546  Calystegia malacophylla subsp. pedicellata David J. Keil 1998-6-10 27771 San Luis Obispo Los Padres National Forest. Black Mountain Rd., 0.2-0.3 miles above (NW) junction with Navajo Rd. Comment
  OBI79865  Calystegia purpurata D. R. Miller 2013-5-16 513 .1059 San Luis Obispo The Rocky Butte/Pine Moutain Region. Dam flat at Tony Clarke's pond, in Bear Canyon, a fork of Tobacco Creek. 415 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
  OBI62671  Calystegia subacaulis subsp. episcopalis Jason Dart 2003-5-28 D 127 San Luis Obispo Jordan Ln, Cambria. The property is approx. 0.75 mi N of Cambria, S of Leffingwell Crk 61 Comment
  UCR4635  Camissonia boothii subsp. decorticans Frank C. Vasek 1963-5-11 630511- 03 San Luis Obispo Coast Range, road between Creston and Shandon, c. 9 miles SW of Shandon 457 Comment
  RSA145099  Camissonia californica E. G. Linsley, J. W. MacSwain 1959-4-28 59 -86 San Luis Obispo 4.5 miles east of Santa Margarita. Comment
  CHSC53264  Camissonia campestris subsp. campestris L. P. Janeway 1988-5-22 2683 San Luis Obispo Ca 5 mi due E of Creston; upper reaches of se'ern-most branches of Huerhuero Cr. 426 Comment
  OBI65147  Camissonia campestris subsp. campestris Greg Wilvert 2005-5-15 423 San Luis Obispo SE Half of the Caliente Range. 1.5 km SW of Semper Spring 1191 Comment
  POM280726  Camissonia campestris subsp. campestris Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo North of McKittrick. Comment
  UCR101025  Camissonia campestris subsp. campestris George K. Helmkamp, E. A. Helmkamp 1998-4-8 3231 San Luis Obispo Soda Lake Rd, 6.6 mi. NW of jct with Calif. hwy 33 (roughly west of Maricopa). 671 Comment
  OBI45912  Camissonia campestris subsp. obispoensis David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19257 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd 838 Comment
  UCR143292  Camissonia cheiranthifolia subsp. cheiranthifolia Edith A. Purer 1933-7-20 5074 San Luis Obispo Central Coast, five miles NW of Guadalupe 46 Comment
  RSA18228  Camissonia cheiranthifolia subsp. cheiranthifolia Carl B. Wolf 1929-4-16 3622 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay. Comment
  UC1953271  Camissonia contorta David Keil with Jason Dart and Meg Perry 2010-4-27 30738 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  RSA145087  Camissonia contorta E. G. Linsley, J. W. MacSwain 1959-4-28 59 -83 San Luis Obispo 3 miles east of Santa Margarita Comment
  RSA778859  Camissonia hirtella David J. Keil 1987-5-6 20120 San Luis Obispo Hwy 229 ca 1/2 mile north of juction highway 58. Chaparral fire succession. Comment
  SEINET3930531  Camissonia hirtella David Keil 1987-5-6 20120 San Luis Obispo Highway 229 ca. 1/2 mile north of junction highway 58.; 0 Comment
  UCR248183  Camissonia ignota David J. Keil 1998-4-14 26732 San Luis Obispo Los Padres National Forest. Hills north of Cuyama River, near Adobe trailhead, 6.3 mi northeast of junction with Tepusquet Canyon Road on Hwy 166 395 Comment
  POM272039  Camissonia ignota Lyman Benson 1934-4-14 5787 San Luis Obispo Cuyama Valley, Temblor mt. range, Cuyama River watershed, 44 mi west of Maricopa 610 Comment
  RSA710041  Camissonia micrantha George K. Helmkamp 2002-4-20 7452 San Luis Obispo Central Coast: 0.2 mi NW of Monarch Lane, Los Osos. 9 Comment
  OBI58563  Camissonia strigulosa David J. Keil 1998-4-28 26970 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  UC1177076  Camissonia strigulosa Peter H. Raven 1951-6-13 2989 San Luis Obispo La Panza Camp Ground Los Padres National Forest, La Panza Range Comment
  UC1226825  Camissonia strigulosa P. J. Hurd and Stage 1962-6-9 62 -12 San Luis Obispo 2.5 mi s Arroyo Grande Comment
  OBI23896  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Janice M. Toyoshima 1979-5-18 M 4 -c San Luis Obispo S of Shark Inlet, Morro Bay Comment
  SBBG81901  Camissoniopsis cheiranthifolia subsp. cheiranthifolia C. F. Smith 1958-8-2 5839 San Luis Obispo Dune Lakes, ca. 3 mi S of Oceano Comment
  CAS-BOT-BC160307  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Alice Eastwood 1906-6-13 782 San Luis Obispo Casmailia [Casmalia] sand dunes Comment
  UC54793  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Mrs. R. W. Summers 310 San Luis Obispo sea shore Comment
  OBI11904  Camissoniopsis micrantha Robert F. Hoover 1967-5-6 10533 San Luis Obispo Jack Lake Comment
  OBI58549  Camissoniopsis micrantha David J. Keil 1998-3-27 26485 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  CDA17906  Camissoniopsis micrantha Austin Griffiths 1987-3-9 18067 San Luis Obispo Oceano 0 Comment
  SEINET1869543  Campanulaceae Rimo Bacigalupi, Roxana S. Ferris & G. T. Robbins 1955-1 5184 San Luis Obispo Gravelly bottom of the East Branch of Huerhuero Creek, along road from Geneseo School to Creston, 1.7 miles south of Geneseo School. 323 Comment
  UC1126875  Capsella bursa-pastoris P. L. Johannsen 1936-3-22 726 San Luis Obispo Sycamore Canyon 137 Comment
  OBI17625  Capsella bursa-pastoris Kamran Alavi 1977-8-19 18 San Luis Obispo Los Osos Valley rd Comment
  OBI15051  Cardamine californica Aart C. De Vos 1963-4-7 54 San Luis Obispo Poly Cyn Comment
  OBI83493  Cardamine californica Evrett Marr 2017-2-14 2 San Luis Obispo Bob Jones Trail, half mile past trailhead, on left hand side about 20 ft off trail and 10 ft from creek. 10 Comment
  CAS-BOT-BC37639  Cardamine californica Clare B. Hardham 1957-3-6 1543 San Luis Obispo Santa Lucia Mountains. North branch Santa Rosa Creek. Comment
  OBI82562  Cardamine hirsuta David J. Keil 2016-3-4 33549 San Luis Obispo Santa Rita Creek Canyon along Santa Rita Road 275 Comment
  SBBG30898  Cardionema ramosissimum R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  CAS-BOT-BC384834  Cardionema ramosissimum Alice Eastwood 1927-7-29 14936 San Luis Obispo Morro Sands Comment
  SEINET12875770 Image available Cardionema ramosissimum C. W. Tilforth, John Dourley 1973-1 866 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. Comment
  OBI81528  Carex barbarae Jake Scott, TJ Duldulao, Mariah Alviso Saenz, Molly Vanderlip 2015-11-7 8 San Luis Obispo Strothers Park. 3/4 mile from trailhead on the north side of the path 10ft away, just past the transition from grassland to oak woodland. Comment
  UCR42841  Carex barbarae E. A. Wise 1981-6-26 688 San Luis Obispo E entrance to Cambria Air Force Station, 5.6 mi south of Cambria west of Hwy 1. 21 Comment
  OBI40670  Carex barbarae David J. Keil 1985-6-9 18798 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
  CAS-BOT-BC20402  Carex globosa R. F. Hoover 1948-2-22 7421 San Luis Obispo 1.8 mile N of Arroyo de la Cruz on State Highway no. 1. Comment
  SD264688  Carex harfordii David Keil 7-8 Jul 1993 24218 San Luis Obispo Cambria. Fiscalini Ranch. Coastal area and corridor of Santa Roas Creek. 74 Comment
  OBI66566  Carex nudata D. R. Miller 1994-6-23 694 -481 San Luis Obispo Pine mt Region. In Pico Crk near cowboy Camp 610 Comment
  CAS-BOT-BC146585  Carex obispoensis Alice Eastwood; John Thomas Howell 1936-5-6 2213 San Luis Obispo Chorro Creek Comment
  SEINET3070861 Image available Carex obispoensis A. Eastwood, J. T. Howell 1936-5-7 2271 San Luis Obispo Steiner Creek near San Luis Obispo. 152 Comment
  OBI79680  Carex obnupta David J. Keil 2013-8-19 31898 -2 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  UCR67025  Carex pansa George K. Helmkamp 1990-9-3 s.n. San Luis Obispo Central Coast, Los Osos, north of Buckskin and Martingale 46 Comment
  CAS-BOT-BC118916  Carex pellita R. F. Hoover 1950-5-11 7907 San Luis Obispo Upper Arroyo Grande above County Park. Comment
  RSA88687  Carex pellita Alice Eastwood, John Thomas Howell 1937-4-23 3871 San Luis Obispo Nipon Mesa. Comment
Read comments
Sep 6 2012
  UC1133425  Carex praegracilis H. C. Lee 1937-5-24 983 San Luis Obispo 1/2 mi n of Creston; Paso Robles Quadrangle Comment
  OBI53547  Carex praegracilis Arthur W. Hazebrook 1991-4-19 12 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  UC1873091  Carex serratodens David Keil, V. L. Holland 2003-4-7 30117 San Luis Obispo Red Mountain Road NE of San Simeon. 518 Comment
  CAS-BOT-BC117633  Carex serratodens R. F. Hoover 1950-5-7 7900 San Luis Obispo Pine Mt. above San Simeon along streamlet issuing from mine tunnel. Comment
  OBI22650  Carex serratodens Robert F. Hoover 1950-5-7 7900 San Luis Obispo Pine Mtn, above San Simeon Comment
  OBI37967  Carex serratodens David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18667 San Luis Obispo 19.1 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout 716 Comment
  UCR32235  Carex spissa David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-3-13 15702 San Luis Obispo Central Coast/Coast Range, Pennington Creek Biological Preserve, west of San Luis Obispo 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
  SBBG107836  Carex subbracteata C. B. Hardham 1985-4-16 30016 San Luis Obispo head of Cienega Crk, Delaganna Ranch Comment
  CAS-BOT-BC115548  Carex tumulicola R. F. Hoover 1950-5-30 7944 San Luis Obispo Mouth of Arroyo de la Cruz just S of 1 Comment
  OBI31931  Carpobrotus chilensis David J. Keil, Eric Wise 1981-5-25 14787 San Luis Obispo North of San Simeon in vicintity of Arroyo de la Cruz. Near Hwy 1 in windswept coastal areas. Comment
  UCR85208  Carthamus baeticus R. D. Goeden, J. Teerink 1995-5-19 s.n. San Luis Obispo Central Coast, E of Morro Bay along Hwy 41 140 Comment
  OBI44778  Carthamus lanatus David J. Keil 1986-7-18 s.n. San Luis Obispo Along Los Osos Valley rd just W of jctn with Foohill Rd Comment
  SBBG127307  Carthamus tinctorius D. Keil 1992-6-16 23296 San Luis Obispo Pismo Beach, along US 101 Comment
  OBI31176  Castilleja affinis Julie M. Vanderwier 1978-5-5 36 San Luis Obispo Indian Knob Tar Sands Comment
  OBI27553  Castilleja affinis Melinda Doud 1976-4-20 5 San Luis Obispo Clark Cyn 107 Comment
  OBI8039  Castilleja affinis Kurt R. Neisess 1976-2-7 s.n. San Luis Obispo Along hwy 1, near where it crosses Redwood Gulch, N of San Simeon 305 Comment
  POM306160  Castilleja affinis Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Templeton - Cambria Comment
  RSA15724  Castilleja affinis Carl B. Wolf 1929-4-13 3471 San Luis Obispo North base of Cuesta Grade. 427 Comment
  JEPS4846  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3211 San Luis Obispo about 1 mi w summit of road between Templeton and Cayucos (via Santa Rita School (not Santa Rita Creek)) Comment
  JEPS85638  Castilleja affinis subsp. affinis T. I. Chuang 1970-6-18 6805 A San Luis Obispo ca 3 mi s Monterey County line (along Hwy 1); San Carpoforo Creek Comment
  UC886452  Castilleja ambigua subsp. ambigua Alice Eastwood and John Thomas Howell 1938-6-15 5986 San Luis Obispo Piedras Blancas Comment
  JEPS78256  Castilleja ambigua subsp. insalutata L. R. Heckard with R. Bacigalupi 1979-5-14 5007 San Luis Obispo about 0.5 mi s Piedras Blancas lighthouse Comment
  OBI33829  Castilleja brevistyla Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1075 San Luis Obispo Hwy 166, 3 mi W of Spanish Ranch turnoff 335 Comment
  OBI76814  Castilleja densiflora subsp. densiflora Robert F. Hoover 1952-4-10 8113 San Luis Obispo 5 mi S of Simmler, Carrizo Plain Comment
  UC56089  Castilleja densiflora subsp. gracilis J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  UC569783  Castilleja densiflora subsp. obispoensis N. K. Carlson 1936-3-22 208 San Luis Obispo 0.6 mi nne Sycamore Springs; Arroyo Grande Quad. 53 Comment
  JEPS77471  Castilleja densiflora subsp. obispoensis T. I. Chuang with Fei-Mei Chuang 1978-5-19 7693 San Luis Obispo 3.6 mi s San Simeon Comment
  OBI56560  Castilleja densiflora subsp. obispoensis T. I. Chuang, Fei-Mei Chuang 1978-5-19 7687 San Luis Obispo 1 mi S of Cambria turnoff, along hwy 1 Comment
  OBI69477  Castilleja densiflora subsp. obispoensis Peter Waldburger, Amy Millan, Jody Olson 2005-4-14 s.n. San Luis Obispo Camp San Luis Obispo: Range C. UTM E 707888 N 3913498. Site F Comment
  OBI9402  Castilleja densiflora subsp. obispoensis Robert F. Hoover 1950-5-30 7946 San Luis Obispo Mouth of Arryo de la Cruz (just S of) Comment
  UCSB33939  Castilleja densiflora subsp. obispoensis Paley, Sandra 1978-4-21 San Luis Obispo 2 miles north of Vist Point on Calif. 1 near Hearst Castle turnoff Comment
  OBI37879  Castilleja exserta David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18617 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
  SFV16331  Castilleja exserta P. M. Schiffman 1993-3-19 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Near Soda Lake. 585 Comment
  UCR16549  Castilleja exserta C. M. Bringle 1967-3-20 B670320- 24 San Luis Obispo South Coast Range, Santa Margarita Lake Recreational Area, 0.25 mi. behind pay station off Hwy 58, on mesa containing barbecue pit 442 Comment
  OBI65229  Castilleja exserta J. Clark & M. Petroelje, M. Petroelje 1998-4-28 s.n. San Luis Obispo Camp San Luis Obispo. 1.57 mi N on Kern Rd from intersection with Chorro Valley Rd, across from Echo range, LCTA Plot 318 240 Comment
  HSC101853  Castilleja exserta subsp. exserta J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12732 San Luis Obispo Along Vineyard Canyon Road. 407 Comment
  SBBG106790  Castilleja exserta subsp. exserta C. B. Hardham 1958-3-31 2976 San Luis Obispo intersection of Shell Crk and Camatta rds Comment
  UCSB12097  Castilleja exserta subsp. exserta Breedlove, Dennis 1962-3-29 San Luis Obispo at the western edge of the Carrizo Plain; about 6 miles south by southwest of Simmler 701 Comment
  UCR28967  Castilleja foliolosa Melissa Luckow, R. Riggins, R. A. Pimentel 1982-4-4 742 San Luis Obispo Huasna Rd, 0.5 mi NW of where the Huasna River crosses the road Comment
  UC1276273  Castilleja miniata R. F. Hoover 1947-8-8 7357 San Luis Obispo Oceano Comment
  OBI9664  Castilleja miniata var. miniata Robert F. Hoover 1947-7-18 7315 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC241099  Castilleja mollis Henry M. Pollard 1968-6-7 s.n. San Luis Obispo Dunes near Jack Lake, W. of Union Oil Refinery on Southern Pacific R.R. S. of Oceano Comment
  CAS-BOT-BC38207  Caulanthus anceps Alice Eastwood; John Thomas Howell 1935-3-25 2003 San Luis Obispo Cholame. Comment
  CAS-BOT-BC38237  Caulanthus anceps Ernest C. Twisselmann 1962-3-28 6730 San Luis Obispo Cottonwood Pass, about 3.3 miles east of Cholame. 426 Comment
  POM280708  Caulanthus anceps Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Cholame Comment
  UC2026995  Caulanthus anceps Greg Wilvert 2005-3-24 26 San Luis Obispo Southeast Half of the Caliente Range. Approx. 2km N of Wells Canyon Comment
  CAS-BOT-BC38252  Caulanthus anceps R. F. Hoover 1949-4-21 7626 San Luis Obispo 14 miles east of Creston on La Panza road. Comment
  UC1296272  Caulanthus anceps R. F. Hoover 1949-4-21 7626 San Luis Obispo 14 mi e Creston (on La Panza road) Comment
  CAS-BOT-BC38285  Caulanthus californicus R. F. Hoover 1958-3-19 8422 San Luis Obispo Carrizo Plain near north base of Caliente Mountain. Comment
  CAS-BOT-BC38290  Caulanthus californicus Ethel Crum 1935-4-13 1728 San Luis Obispo Carrizo Plain, 33 miles from Maricopa on Cuyama Valley road. 609 Comment
  UC1529038  Caulanthus coulteri var. lemmonii Dean W. Taylor 1986-3-22 8736 San Luis Obispo near Selby Ranch Cow Camp; Painted Rock Quad., near Selby Ranch Cow Camp 731 Comment
  UC455231  Caulanthus coulteri var. lemmonii I. J. Condit 1909-4-17 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC40461  Caulanthus inflatus R. F. Hoover 1950-4-2 7795 San Luis Obispo 6 miles east of Simmler, Carrizo Plain. Comment
  CAS-BOT-BC40352  Caulanthus lasiophyllus Mrs. R. W. Summers 1882-5-10 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC40379  Caulanthus lasiophyllus Katharine Brandegee s.n. San Luis Obispo Paso Robles. Comment
  CAS-BOT-BC40383  Caulanthus lasiophyllus David D. Keck; J. Clausen 1935-4-9 3083 San Luis Obispo Cholame. 457 Comment
  OBI82538  Caulanthus lasiophyllus David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33485 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 630 Comment
  CAS-BOT-BC40385  Caulanthus lasiophyllus David D. Keck 1933-5-4 s.n. San Luis Obispo 1.5 miles east of Cholame, northeastern SLO county, on the dry lakebed formed by Cholame Creek. 365 Comment
  CAS-BOT-BC40390  Caulanthus lasiophyllus Marguerite Magill 1926-3-27 98 San Luis Obispo Lowe's Canyon (near San Miguel). Comment
  OBI14883  Caulanthus lemmonii Robert F. Hoover 1948-4-12 7438 San Luis Obispo Cottonwood Pass (foothills on W side of) Comment
  OBI14885  Caulanthus lemmonii Robert F. Hoover 1952-4-8 8076 San Luis Obispo La Panza District Comment
  CAS-BOT-BC39542  Caulanthus lemmonii Ella Dales Cantelow 1935-3-17 3741 San Luis Obispo East of Cholame. Comment
  POM203565  Ceanothus cuneatus I. L. Wiggins 1932-3-20 5774 San Luis Obispo Hillside at W end of 11th St Paso Robles Comment
  UC55333  Ceanothus cuneatus var. cuneatus J. H. Barber 1900-5-30 San Luis Obispo Paso Robles Comment
  CDA17927  Ceanothus cuneatus var. fascicularis Austin Griffiths, G. F. Hrusa 1987-4-29 18138 San Luis Obispo Montana de Oro State Park; 4th sandhill N of Spooners Cove. 0 Comment
  SBBG116598  Ceanothus cuneatus var. ramulosus E. Painter, M. Wetherwax 2003-1-7 SLO 291 b San Luis Obispo base of Cerro Romualdo, near rd to Fort Merriam, opposite rd to Cerro Romualdo; Camp San Luis Obispo 120 Comment
  OBI69648  Ceanothus cuneatus var. ramulosus Austin P. Griffiths 1987-4-29 18168 San Luis Obispo Cuesta Ridge, near summit, ca 6 mi from hwy Comment
  PASA1649  Ceanothus dentatus M. Stason 1947-3-20 San Luis Obispo Poso Mts. Comment
  OBI10522  Ceanothus foliosus var. medius Robert F. Hoover 1964-4-15 8730 San Luis Obispo Ridge NW of Cuesta Pass Comment
  SBBG116200  Ceanothus foliosus var. medius D. Wilken, E. Painter, M. Wetherwax, K. Knight 2003-4-3 15984 San Luis Obispo just S of La Trinidad Mine, just E of Dughi Spring; Camp San Luis Obispo 530 Comment
  SBBG93661  Ceanothus foliosus var. medius T. J. Ayers with S. A. Junak 1989-4-12 618 San Luis Obispo Cuesta Ridge, just S of Botanical Area sign near E boundary, along fire-break rd Comment
  SBBG22275  Ceanothus foliosus var. medius C. B. Hardham 1961-4-30 6940 San Luis Obispo W of Cuesta Grade Comment
  RSA251001  Ceanothus impressus var. nipomensis Robert F. Thorne 1965-11-7 35579 San Luis Obispo Several miles N of Nipomo. 91 Comment
  SBBG95733  Ceanothus leucodermis D. Keil with V. L. Holland 1986-6-9 19650 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  SBBG48480  Ceanothus oliganthus var. sorediatus L. W. Edge 1974-6-11 468 San Luis Obispo Santa Rita Cyn Rd Comment
  UC1071336  Ceanothus oliganthus var. sorediatus H. C. Lee 1936-5-26 633 San Luis Obispo 5.25 mi se Pozo; Pozo quad., Santa Barbara National Forest 609 Comment
  OBI10430  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1964-5-11 8796 San Luis Obispo Hi Mtn, N slope near summit Comment
  RSA26083  Ceanothus oliganthus var. sorediatus Lester Rowntree 1930-4-1 s.n. San Luis Obispo Crest of Pozo Mts Comment
  SDSU10429  Ceanothus oliganthus var. sorediatus D. F. Howe 1960-4-10 2847 San Luis Obispo 0.6 mile on road W of Cuesta Pass, 6.0 miles N of San Luis Obispo. 457 Comment
  CAS-BOT-BC50416  Ceanothus papillosus W. R. Dudley 1905-1-1 s.n. San Luis Obispo unspecified Comment
  UC525848  Ceanothus thyrsiflorus Herbert L. Mason 1934-4-1 San Luis Obispo twenty mi n Cambria; n of Cambria Comment
  UC1979355  Centaurea benedicta David Keil 1998-5-20 27322 San Luis Obispo Los Padres National Forest 6.3 mi NE of junction with Tepusquet Canyon Road on Highway 166, at Adobo Trailhead and on opposite (S) side of Highway to banks of Cuyama River. Comment
  CAS-BOT-BC276979  Centaurea cyanus Clare B. Hardham 1961-5-18 7107 San Luis Obispo Santa Lucia Mountains. Rocky Butte Comment
  CAS-BOT-BC277117  Centaurea melitensis Ernest C. Twisselmann 1969-6-22 15642 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch at the head of Choice Valley 640 Comment
  OBI3865  Centaurea melitensis Patricia Wiese 1971-5-31 75 San Luis Obispo Fuelbreak in Cuesta ridge Botanical area. 2 mi NW of Cuesta Pass 762 Comment
  OBI17623  Centaurea solstitialis Kamran Alavi 1977-8-12 23 San Luis Obispo Foothll Blvd, SLO Comment
  OBI7272  Centaurea solstitialis David J. Keil 1976-9-25 11827 San Luis Obispo 1 mi W of Los Osos valley rd along Prefumo Cyn Rd Comment
  UCD130082  Centaurea solstitialis Ernest C. Twisselmann 1963-8-4 8823 San Luis Obispo San Luis Obispo County: Palo Prieta Canyon at the Twisselmann Ranch cattle guard. 579 Comment
  RSA0021974  Centaurium davyi David J. Keil 1998-7-2 27911 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
  JEPS31116  Centromadia fitchii Ernest C. Twisselmann 1962-10-9 7910 San Luis Obispo Temblor Range, Western San Joaquin Valley, Bitterwater Road 632 Comment
  OBI62980  Centromadia parryi subsp. congdonii Judy Olson 2003-10-23 s.n. San Luis Obispo Camp San Luis Obispo. CDF yard/ training area on north side of Washington Rd, .2-.25 mi W of intersection between Glenn and Washington. Comment
  CAS-BOT-BC279309  Centromadia pungens subsp. pungens James I. McMurphy 1916-8-15 s.n. San Luis Obispo San Luis Obispo Comment
  OBI25492  Centromadia pungens subsp. pungens M. G. McLeod 1979-8-15 1332 San Luis Obispo Plants collected on consultation trip with Michael Mortenson D.O.T. to bridge replacement sites at intersections of Shell, Camatti, Navajo and San Juan Creeks with hwy 58 Comment
  OBI65161  Centrostegia thurberi Greg Wilvert 2005-5-30 450 San Luis Obispo SE Half of the Caliente Range. 1.3 km S of Padrones Spring 1154 Comment
  OBI34297  Cerastium glomeratum David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15796 San Luis Obispo Vicinity of Amer Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  CAS-BOT-BC137181  Cercocarpus betuloides var. betuloides Alice Eastwood 1928-5-19 15161 San Luis Obispo Pettitts Canyon, on hill, San Luis Obispo Comment
  UC1296062  Cercocarpus betuloides var. betuloides R. F. Hoover 1947-3-19 6685 San Luis Obispo n of Arroyo Grande (head of Carpenter Canyon); Carpenter Canyon Comment
  OBI10207  Cercocarpus montanus var. glaber Robert F. Hoover 1964-5-11 8762 San Luis Obispo 5 mi W of Pozo Comment
  UC1285393  Chaenactis fremontii R. F. Hoover 1952-4-19 8120 San Luis Obispo n side of lower Cuyama Valley Comment
  UCR29358  Chaenactis glabriuscula David J. Keil 1981-4-24 14510 San Luis Obispo Inner South Coast Range, Road at S end of Soda Lake c. 0.25 mi east of Soda Lake road 591 Comment
  CAS-BOT-BC58386  Chaenactis glabriuscula R. C. Wenk 2007-4-11 619 San Luis Obispo Carrizo Plain National Monument, Swain pasture, along Soda Lake Road 624 Comment
  OBI54360  Chaenactis glabriuscula var. glabriuscula George Butterworth 1995-3-30 25 San Luis Obispo Carrizo Plain Natural Area. T11N, R26W, S4, NW Qtr. 150 yds SW of Soda Lake Rd, 20 yds W of Weels Rd 671 Comment
  CAS-BOT-BC277488  Chaenactis glabriuscula var. glabriuscula David D. Keck; J. Clausen 1935-4-10 3154 San Luis Obispo 15 miles south of Soda Lake, on Carrizo Plain Comment
  CAS-BOT-BC277577  Chaenactis glabriuscula var. lanosa R. F. Hoover 1964-6-6 8960 San Luis Obispo Los Osos Comment
  SBBG83517  Chaenactis glabriuscula var. lanosa C. F. Smith 1961-6-1 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC277603  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1955-5-23 12809 San Luis Obispo Cammattii [Cammatti] Canyon road, 1.6 mi. N of junction with Creston-La Panza road Comment
  UC564150  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1935-3-29 9090 San Luis Obispo 7 mi e Pozo (on the Santa Maria-McKittrick Rd) Comment
  OBI82479  Chaenactis stevioides David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33501 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 610 Comment
  RSA13187  Chaenactis stevioides C. B. Wolf 1935-5-8 6750 San Luis Obispo Diablo Range, Cottonwood Canyon, 0.1 mile west of Kern County Line 579 Comment
  SBBG109682  Chamaesyce C. B. Hardham 1958-8-9 3828 San Luis Obispo Atascadero Comment
  CAS-BOT-BC70092  Cheilanthes covillei Clare B. Hardham 1957-12-29 2842 San Luis Obispo Black Mountain - Highland District Comment
  OBI19184  Chenopodium californicum David J. Keil 1979-4-8 13021 San Luis Obispo Calf Cyn ca 1 mi W of jctn of Hwys 229 and 58 Comment
  SBBG81655  Chenopodium littoreum C. F. Smith 1975-5-6 10828 San Luis Obispo Dune Lakes Comment
  UC455220  Chenopodium littoreum I. J. Condit 1910-4-30 San Luis Obispo Oceano; sand hills Comment
  SEINET10732610  Chenopodium littoreum Nuri Benet Pierce, John P. Benet 2010-6-5 Benet-Pierce 306 San Luis Obispo Nipomo Dunes National Wildlife Refuge, Guadalupe. Beach sand dunes. 35 Comment
  SBBG95753  Chenopodium murale D. Keil 1983-5-22 17076 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI82461  Chenopodium strictum David Keil 2015-9-25 33414 San Luis Obispo Outside city limits of San Luis Obispo along Los Osos Valley Road between Diablo Drive and Foothill Road 43 Comment
  OBI58986  Chlorogalum pomeridianum var. minus David J. Keil 1998-7-2 27913 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  OBI51232  Chlorogalum pomeridianum var. pomeridianum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .25 San Luis Obispo San Simeon State Park. NE corner of park Comment
  RSA201722  Chlorogalum purpureum var. reductum Robert F. Hoover 1949-5-15 7691 San Luis Obispo 18 mi. E of Creston on La Panza Road. Comment
  RSA355127  Chlorogalum purpureum var. reductum C. F. Smith 1950-5-4 2756 San Luis Obispo Along road between Creston and Simmler, north of la Panza Public Camp Comment
  CAS-BOT-BC178926  Chorizanthe angustifolia R. F. Hoover 1964-7-11 9180 San Luis Obispo 3 mi NW of Nipomo Comment
  CAS-BOT-BC178932  Chorizanthe angustifolia Ernest C. Twisselmann 1956-6-1 2892 San Luis Obispo S end of Morro Bay, near Baywood Park 30 Comment
  RSA132942  Chorizanthe angustifolia Clare B. Hardham 1959-5-23 4613 San Luis Obispo South end of Morro Bay Comment
  RSA710039  Chorizanthe angustifolia George K. Helmkamp 2002-4-20 7462 -A San Luis Obispo Central Coast: 0.2 mi NW of Monarch Lane, Los Osos. 9 Comment
  SEINET7072469  Chorizanthe angustifolia A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  RSA491715  Chorizanthe angustifolia James L. Reveal, C. Rose Broome, Clare B. Hardham 1987-6-18 6481 San Luis Obispo Montana de Oro State Park, on the trail to the beach at the mouth of Hazard Canyon at the western end of San Luis Range south of Morro Bay and southwest of Baywood Park 15 Comment
  SDSU4921  Chorizanthe angustifolia D. F. Howe 1963-5-18 3493 San Luis Obispo 11.7 miles S of Pismo Beach on #1. Comment
  RSA488724  Chorizanthe biloba James L. Reveal 1988-5-26 6912 San Luis Obispo Along Hwy 58, 1 mile west of Shell Creek Road, 6.5 miles NW of La Panza and 1.6 miles ESE of the La Panza Road at Wilson Corner, 17.2 miles NE of the Pozo Road near Santa Margarita. 427 Comment
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Feb 4 2017
  SBBG1390  Chorizanthe biloba var. biloba C. B. Hardham 1958-6-17 2245 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UC771754  Chorizanthe biloba var. biloba R. F. Hoover 1946-6-16 6166 San Luis Obispo just w La Panza Ranch (La Panza district); , w of La Panza Ranch Comment
  OBI31704  Chorizanthe breweri Smeltzer, Turnquist 1982-5-7 109 San Luis Obispo NE side of Laguna Lake Comment
  OBI11250  Chorizanthe breweri Edward R. Mattson 1950-4-20 s.n. San Luis Obispo Hill E of Poly campus (SLO) Comment
  OBI3909  Chorizanthe breweri Patricia Wiese 1971-5-23 57 San Luis Obispo Cuesta ridge botanical ara, 3 mi NW of Cuesta Pass 762 Comment
  UC130938  Chorizanthe breweri Katharine Brandegee 1909-5-1 San Luis Obispo near San Luis Obispo (Chorro); , near San Luis Obispo Comment
  UC130962  Chorizanthe breweri Katharine Brandegee May 1909 San Luis Obispo near San Luis Obispo (Chorro Hills); Chorro Hills Comment
  UC1234589  Chorizanthe diffusa Clare B. Hardham 1962-5-31 10259 San Luis Obispo Comment
  CAS-BOT-BC191246  Chorizanthe douglasii Ernest C. Twisselmann 1967-5-8 13011 San Luis Obispo Slope N of Shell Creek. La Panza Range 487 Comment
  RSA601928  Chorizanthe douglasii L. S. Rose 1936-5-8 s.n. San Luis Obispo 8 miles E of La Panza. 671 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
  RSA201678  Chorizanthe obovata Robert F. Hoover 1947-7-10 7287 San Luis Obispo Mesa' 4 miles west of Nipomo Comment
  RSA781280  Chorizanthe obovata Elizabeth A. Kempton, J. Reveal 2008-5-10 558 San Luis Obispo Junction of Indian Knob and Squire Canyon Roads 172 Comment
  SBBG1412  Chorizanthe obovata C. B. Hardham 1959-6-10 4803 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  CAS-BOT-BC252710  Chorizanthe obovata R. F. Hoover 1964-8-14 9284 San Luis Obispo 1 mile south of Edna Comment
  CAS-BOT-BC252714  Chorizanthe obovata Alice Eastwood 1927-7-30 14981 San Luis Obispo On road between Arroya Grande and Huasna Comment
  LA105655  Chorizanthe palmeri Barry A. Prigge; 1989-7-3 8627 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1 106 Comment
  OBI51765  Chorizanthe palmeri R. Mike Arens 1994-6-10 94 San Luis Obispo Calif Polytechnic State Univ campus. Poly Cyn near Botanical Garden Yucca Ridge footpath 213 Comment
  RSA491695  Chorizanthe palmeri James L. Reveal, Rose Broome, Clare B. Hardham 1987-6-16 6469 San Luis Obispo Along Cypress Mountain road about 0.1 mile north of Hwy 46, about 11 airline miles northwest of Atascadero. Comment
  UC55688  Chorizanthe palmeri unknown San Luis Obispo San Luis Mountain Comment
  CAS-BOT-BC32827  Chorizanthe rectispina Edward Palmer 1876-7-10 466 San Luis Obispo 25 miles NE of San Luis Obispo Comment
  OBI55662  Chorizanthe staticoides David J. Keil 1989-6-3 21239 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  CAS-BOT-BC255291  Chorizanthe staticoides Henry M. Pollard 1956-6-22 s.n. San Luis Obispo Camino Cielo about 3 mi. east of Radio Peak, Santa Ynez Mts. Comment
  JEPS13592  Chorizanthe staticoides Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5238 San Luis Obispo Parkhill Road 7.5 mi e Santa Margarita; e of Santa Margarita 457 Comment
  UC1023965  Chorizanthe staticoides Roxana S. Ferris 1955-5-25 12832 San Luis Obispo on north circuit road of Park Hill District 7.5 mi e Santa Margarita; e of Santa Margarita, Park Hill District Comment
  UCD147214  Chorizanthe xanti Diana Hickson; R. Boul 2008-5-6 CARR 146 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 798 Comment
  RSA65276  Chorizanthe xanti F. W. Peirson 1929-5-18 8402 San Luis Obispo Cuyama Valley Road, ca. 62 miles east of the Coast Boulevard Comment
  CDA7380  Chrysanthemum coronarium David J. Keil 1998-4-9 26614 San Luis Obispo Highway 166, just east of US 101. 0 Comment
  UC1561371  Cicendia quadrangularis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6846 San Luis Obispo ca 7 air mi n San Simeon (2-3 mi from Hwy 1, Arroyo de la Cruz on Hearst Ranch, s side of arroyo); Hearst Ranch, Arroyo de la Cruz 91 Comment
  SBBG133326  Cirsium fontinale var. obispoense H. Schneider 2016-6-27 12 San Luis Obispo Laguna Lake Nature Reserve 50 Comment
  UCR111222  Cirsium loncholepis C. F. Smith 1973-9-12 10673 San Luis Obispo Central Coast, Big Twin Lake, in dunes south of Oceano Comment
  OBI81490  Cirsium occidentale Jill M. Bushakra, John Bushakra 2000-5-13 20 San Luis Obispo Los Padres N.F. Fraser Canyon on road cut along Pozo Rd. c. 1 mile from Pozo Summit. Succesional fire chaparral. 573 Comment
  SBBG109851  Cirsium occidentale var. californicum C. B. Hardham 1961-5-26 7262 San Luis Obispo Lime Mtn, near Adelaida Comment
  OBI55022  Cirsium occidentale var. lucianum T. J. Ayers, S. Junak 1989-6-22 754 A San Luis Obispo Los Padres Natl Forest; W facing cleared slope below TV towers just E of W Cuesta Ridge Rd at eastern botanical area boundary sign, ca 3 mi W of hwy 101 Comment
  OBI65712  Cirsium occidentale var. venustum D. R. Miller 1994-6-22 694 -477 San Luis Obispo Pine Mt Region, down Heismans water works Rd; pico Crk drainage 914 Comment
  CAS-BOT-BC292743  Cirsium scariosum var. citrinum D. E. Breedlove 1962-8-7 4110 San Luis Obispo 3 miles north of Guadalupe, Oso Flaco Lake Comment
  CDA1572  Cirsium scariosum var. citrinum T. C. Fuller 1962-7-18 9229 -D- San Luis Obispo Pismo Dunes. 5 mi. s. of Oceano; NW shore of Oso Flaco Lake. 0 Comment
  UC1100566  Cladium californicum Malcolm A. Nobs, S. Galen Smith 1949-6-23 858 San Luis Obispo Bog near Hwy 1, ca. 4 mi S of Arroyo Grande Comment
  OBI47117  Clarkia Lynne Dee Oyler 1986-4-5 400 d San Luis Obispo Amer Cyn blue oak study site in cattle exclosure. Los Padres NF Comment
  OBI80045  Clarkia affinis David J. Keil, with Lynne Dee Althouse 2002-5-2 29861 San Luis Obispo Santa Margarita Ranch Comment
  RSA134500  Clarkia affinis Harlan Lewis, H. Thompson 1957-6-8 1098 San Luis Obispo 3.6 miles from Oak Flat on south road to Adelaida Comment
  UC1072047  Clarkia affinis C. Epling, R. P. Levine, D. Mitchell 1948-6-12 555 San Luis Obispo 11.2 mi w U. S. Highway 101 (San Miguel to Adelaida road) Comment
  POM160606  Clarkia bottae Lester Rowntree 1929-7-9 s.n. San Luis Obispo Santa Lucia Mountains Comment
  JEPS43461  Clarkia cylindrica subsp. clavicarpa W. L. Jepson 1927-5-30 12152 San Luis Obispo ca. 2 mi e Pine Creek birdge (between bridge and Cuyama Valley) 487 Comment
  OBI76661  Clarkia cylindrica subsp. cylindrica Jason Dart, Audrey Weichert, G. Hind 2010-5-19 380 -H1 San Luis Obispo Hind River Ranch, W side of Salinas River near the S end of Crescent Lake, approx 1.5 mi E of the intersection of Hwy 58 and Pozo Rd, E of Santa Margarita 357 Comment
  CAS-BOT-BC164461  Clarkia epilobioides Clare B. Hardham 1960-5-8 5639 San Luis Obispo Twin Valley, El Piojo Comment
  RSA396244  Clarkia prostrata C. F. Smith 1961-6-1 6429 San Luis Obispo Several miles north of Cambria Pines on Highway 1 Comment
  OBI58526  Clarkia purpurea David J. Keil 1998-6-1 27551 San Luis Obispo E of Templeton on Cross Canyon Rd., 0.3 miles E of Lowes Canyon Rd. Comment
  SBBG95519  Clarkia purpurea D. Keil 1986-5-30 19622 San Luis Obispo Los Osos area, ca. 0.25 mi W of jct of Calle Cordoniz and Bayview Heights Drive Comment
  POM153220  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-17 37 San Luis Obispo Price Canyon, 3 miles south of Edna 60 Comment
  CAS-BOT-BC164557  Clarkia purpurea subsp. viminea R. F. Hoover 1947-4-25 7065 San Luis Obispo 2 mi. s. of Arroyo Grande Comment
  CAS-BOT-BC165043  Clarkia rubicunda R. F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  OBI33018  Clarkia rubicunda David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al 1983-6-12 17144 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon 122 Comment
  OBI62730  Clarkia speciosa Lynne Dee Althouse 2003-4-10 177 San Luis Obispo Santa Margarita Ranch Comment
  OBI55211  Clarkia speciosa Greg Frugoli 1997-5-9 77 San Luis Obispo La Panza Range, Los Padres NF (hwy 58 burn area) At bottom of grade on Red Hill rd appx 1 mi S of hwy 58 where inholding driveways spit off 579 Comment
  OBI62684  Clarkia speciosa subsp. immaculata LynneDee Althouse 2003-1 San Luis Obispo Comment
  OBI66525  Clarkia speciosa subsp. speciosa David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26299 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
  UCR159785  Clarkia speciosa subsp. speciosa George K. Helmkamp, E. A. Helmkamp 2005-6-12 9635 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  CAS-BOT-BC165369  Clarkia speciosa subsp. speciosa Ernest C. Twisselmann 1956-5-29 2865 San Luis Obispo La Panza Range. Vaquero Water Hills 499 Comment
  CAS-BOT-BC165377  Clarkia speciosa subsp. speciosa Ernest C. Twisselmann 1955-6-16 2158 San Luis Obispo La Panza Range. Queen Bee Road at Branch Mountain Trail 685 Comment
  UC1071893  Clarkia speciosa subsp. speciosa H. and M. Lewis 1947-6-25 485 San Luis Obispo on e side Salinas River Bridge (Santa Margarita to Creston Rd.); Salinas River Comment
  CAS-BOT-BC165585  Clarkia unguiculata R. F. Hoover 1969-6-3 11357 San Luis Obispo Calf Canyon Comment
  CDA15202  Clarkia unguiculata G. F. Hrusa, T. D. Wilfred 1998-7-2 14740 San Luis Obispo South Coast Ranges; Santa Lucia Mountains along USFS Cuesta Ridge East access Rd. +- 1/2 km. SE of intersection w/U.S. 101 Comment
  OBI55240  Clarkia unguiculata Greg Frugoli 1997-4-15 42 San Luis Obispo E of Red Hill Rd approx 0.3 mi S of hwy 58; Los Padres NF Hwy 58 burn area Comment
  CAS-BOT-BC439287  Claytonia exigua subsp. exigua David D. Keck; J. Clausen 1935-4-10 3127 San Luis Obispo Kern-San Luis Obispo County Line, 13 miles northwest of McKittrick, on road to Simmler, east slope of Temblor Range (Inner Coast Range). 855 Comment
  OBI10798  Claytonia exigua subsp. exigua Robert F. Hoover 1958-3-22 8431 San Luis Obispo Summit of Temblor Range at Kern Co. line, Simmler-McKittrick rd Comment
  CAS-BOT-BC439588  Claytonia parviflora subsp. parviflora Ira L. Wiggins 1929-4-13 3439 San Luis Obispo Atascadero Comment
  JEPS114158  Claytonia parviflora subsp. parviflora E. L. Painter, M. Wetherwax 2003-3-18 CR- 405 San Luis Obispo Camp Roberts. Damp site under shrubs, on top of palisades above Nacimiento River, S of Boyscout Road. Comment
  UCR168806  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, E. A. Helmkamp 2005-2-14 8924 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns. Huasna Canyon along Huasna Road; 8.5 mi east of its junction with Lopez Road 277 Comment
  OBI28368  Claytonia perfoliata subsp. perfoliata Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huansa Rd, just 1/4 mi before reachign Agua Escondido campground Comment
  OBI37903  Clematis lasiantha David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18569 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gate 732 Comment
  UC310651  Clematis lasiantha Philip A. Munz 1926-4-8 10131 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC91466  Clematis lasiantha Ernest C. Twisselmann 1955-5-27 2033 San Luis Obispo La Panza Range. Upper Navajo Canyon. 762 Comment
  CAS-BOT-BC92707  Clematis ligusticifolia Ernest C. Twisselmann 1954-6-27 1406 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Horseshoe Canyon, central Temblor Mountains. 853 Comment
  UC518962  Collinsia bartsiifolia var. bartsiifolia David D. Keck 1933-5-5 2222 San Luis Obispo 5.5 mi s Oceano (on rd to Guadalupe, sw SLO Co, on old dunes here for 2-3 mi s, 1/4 to 1/2 mi inland from ocean) Comment
  CAS-BOT-BC258886  Collinsia bartsiifolia var. davidsonii E. L. Painter; M. Wetherwax; D. Keil; K. Downing; C. Bratt; J. Olson 2000-5-16 CR- 71 San Luis Obispo Camp Roberts. In openings in chaparral/coastal-sage scrub, on steep scree slope upstream from Twin Bridges 175 Comment
  UC1032591  Collinsia bartsiifolia var. davidsonii E. Armstrong 1934-4-1 1180 San Luis Obispo Snycline Hill; La Panza Quad 609 Comment
  SEINET7063605  Collinsia greenei A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
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Jun 18 2018
  CDA20405  Collinsia heterophylla J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI9594  Collinsia heterophylla Robert F. Hoover 1964-5-12 8810 San Luis Obispo Upper Lopez cyn Comment
  RSA187432  Collinsia heterophylla I. L. Wiggins 1929-5-21 3716 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  UC56094  Collinsia heterophylla J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  POM97371  Collinsia heterophylla Philip A. Munz 1926-4-8 10140 San Luis Obispo Paso Robles Comment
  RSA0042804  Collinsia heterophylla var. heterophylla LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6454 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  OBI79807  Collomia heterophylla D. R. Miller 2013-4-17 413 .1049 San Luis Obispo The Rocky Butte/Pine Mountain Region, Main Road highway shoulder, just down from Oksen's road junction, San Simeon Creek drainage. 738 Comment
  UCSB56342  Conicosia pugioniformis Thorne, Robert 1968-6-7 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe 10 Comment
  SFV17450  Conium maculatum P. M. Schiffman 1998-6-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area, Washburn Ranch. Growing in cattle guard along Soda Lake Road. 610 Comment
  UCR103968  Conium maculatum George K. Helmkamp 1997-6-22 2081 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  UCR109660  Conium maculatum R. D. Goeden, Don W. Ricker 1978-9-22 s.n. San Luis Obispo Santa Lucia Range, Santa Rita Creek Road, 3.3 miles east of Cypress Mountain Rd., NE of Cayucos 300 Comment
  OBI5209  Conium maculatum French H. Morgan 1972-5-23 5 San Luis Obispo 3/4 mi off of US 101 in Reservoir Cyn 122 Comment
  CAS-BOT-BC285981  Conyza bonariensis Clare B. Hardham 1956-11-12 1519 San Luis Obispo Santa Lucia Mountains. Atascadero Lake Comment
  NY28943  Cordylanthus maritimus subsp. maritimus A. K. Meebold 08 1938 25931 San Luis Obispo Comment
  OBI80001  Cordylanthus rigidus David J. Keil, with V. L. Holland 2013-6-12 31794 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  OBI50899  Cordylanthus rigidus subsp. rigidus David J. Keil, Kathleen Keil Sep-91 s.n. San Luis Obispo Hills on S side of Prefumo Cyn Rd near city limits of San luis Obispo Comment
  CDA15180  Coreopsis bigelovii G. F. Hrusa 1998-4-27 14288 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Colony on open, steep, dry, S-facing slope w/bare mineral soil. Annual, rays yellow. Comment
  CAS-BOT-BC287049  Coreopsis calliopsidea R. F. Hoover 1949-4-2 7568 San Luis Obispo Cholame Valley, at foot of Cottonwood Pass grade Comment
  CAS-BOT-BC287063  Coreopsis calliopsidea Mrs. R. W. Summers Early spring s.n. San Luis Obispo Cuyama Comment
  UC1051671  Coreopsis gigantea Francia Chisaki, Peter Kamb 1950-5-13 1811 San Luis Obispo coastal sand dune area s Oso Flaco Lake (on the most seaward of the consolidated dunes) 15 Comment
  CAS-BOT-BC101408  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10017 San Luis Obispo Cambria Comment
  CAS-BOT-BC101457  Corethrogyne filaginifolia Chester Dudley 1926-8-21 s.n. San Luis Obispo near mouth of [Arroya] Arroyo Grande Creek Comment
  OBI51281  Corethrogyne filaginifolia Jan Barber 1993-8-21 89 San Luis Obispo San Simeon State Park, above San Simeon Crk Comment
  OBI77438  Corethrogyne filaginifolia Melody Dickens 1980-7-4 42 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI58222  Corethrogyne filaginifolia Austin P. Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de la Cruz, along ridge-knoll leading SE of Pt. Sierra Nevada at mouth of Arroyo d la Cruz. T25S, R6E, Sec 33 BM:M Comment
  CAS-BOT-BC209810  Cornus glabrata Ira L. Wiggins 1929-5-21 3708 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  CAS-BOT-BC209814  Cornus glabrata Clare B. Hardham 1956-5-15 706 San Luis Obispo Santa Lucia Mountains. Peachy Canyon Comment
  OBI54294  Cornus sericea subsp. occidentalis David J. Keil 1996-5-24 25867 San Luis Obispo Laguna Lake park Comment
  OBI77717  Cortaderia jubata David J. Keil, with Mary Adams 1998-9-25 28123 San Luis Obispo Montana de Oro State park. Manzanita trail area. Comment
  OBI17696  Cotula coronopifolia Dave Imper 1977-4-7 104 San Luis Obispo Price Canyon Tarsands Project. 1 mi Sw of Hwy 227 on Price Cyn rd 76 Comment
  OBI51268  Crassula aquatica Jan Barber 1994-4-2 139 San Luis Obispo San Simeon State Park. Nearest Washburn campground Comment
  CAS-BOT-BC427828  Crassula connata R. F. Hoover 1967-5-13 10574 San Luis Obispo Coast west of Cambria. Comment
  SBBG119776  Crataegus monogyna E. Painter, M. Wetherwax 2002-5-2 CR 299 San Luis Obispo Cantonment Area; Camp Roberts [persisting from cultivation] 198 Comment
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Jul 28 2010
  HSC91717  Croton californicus Susan H. Bicknell 1989-6-14 San Luis Obispo Montano de Oro Comment
  SBBG95386  Croton californicus C. Zeeb 1984-1-28 21 San Luis Obispo Morro Bay Kangaroo Rat Reserve in Los Osos Comment
  OBI53492  Croton californicus Arthur W. Hazebrook 1991-4-19 24 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI71198  Croton setiger Ann Cochran 1986-7-19 21 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl Comment
  SBBG118066  Croton setiger J. Olson 2000-8-11 San Luis Obispo next to Station 1 NBC Building in Common Tasks Training course area, between dirt rd and Quonset hut; Camp San Luis Obispo Comment
  OBI43389  Crypsis schoenoides Eric Wise 1983-10-16 1827 San Luis Obispo Twisselmann Lake. Summit of Palo Prieta Cyn near Cholame Comment
  OBI43394  Crypsis schoenoides Eric Wise 1981-8-7 1056 San Luis Obispo Cholame crk at Bitterwater Rd Comment
  OBI80311  Crypsis vaginiflora David J. Keil, with Mike Walgren 2012-9-8 31528 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  RSA0021824  Crypsis vaginiflora David J. Keil, Mike Walgren 2012-9-8 31528 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1. 1 Comment
  OBI74641  Cryptantha David J. Keil 1987-5-6 20123 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI69751  Cryptantha clevelandii D. R. Miller 1993-5-27 593 -21 San Luis Obispo Pine Mt Region. In the roadway into Art Williams mine cabin 1000 Comment
  SBBG93883  Cryptantha clevelandii S. A. Junak with T. J. Ayers 1989-7-14 4117 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
  SD232624  Cryptantha clevelandii G. Helmkamp 1996-5-27 1085 San Luis Obispo Los Osos. Oak woodland in fine sand NE of the corner of Martingale and Buckskin. 60 Comment
  SEINET3929039  Cryptantha clevelandii David Keil 1988-3-19 20428 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits.; 0 30 Comment
  UC338215  Cryptantha clevelandii unknown 1887-1 San Luis Obispo Comment
  OBI67155  Cryptantha clevelandii M. Wetherwax & E. L. Painter, C. Bratt 2000-5-15 SLO- 111 San Luis Obispo Camp San Luis Obispo, large serpentine outcrop W of Chorro Reservoir. UTMs NAD27 zone 10, 710089E. 3912937N 200 Comment
  RSA518080  Cryptantha clevelandii Steven A. Junak 1990-4-26 4193 San Luis Obispo Santa Lucia Mountains. Near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 miles S of Tassajera Creek Road at S end of dirt road at Ames property, which is ca. 1.8 miles W of intersection with Highway 101. 518 Comment
  POM72814  Cryptantha clevelandii var. florosa Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  CDA11479  Cryptantha corollata G. F. Hrusa 1995-5-28 12253 San Luis Obispo Black Butte Research Natural Area, Los Padres NF. SE base of Peak 3. Comment
  UC1285007  Cryptantha leiocarpa R. F. Hoover 1949-6-3 7741 San Luis Obispo Oceano Beach Comment
  OBI56761  Cryptantha microstachys David J. Keil 1986-4-13 19194 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  RSA0037451  Cryptantha microstachys LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6489 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
  RSA0042400  Cryptantha microstachys LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6520 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
  SBBG108071  Cryptantha microstachys C. B. Hardham 1956-5-17 738 San Luis Obispo Chimney Rock Ranch near San Marcos Crk bridge Comment
  OBI62721  Cryptantha microstachys Jason Dart 2003-4-15 169 San Luis Obispo Santa Margarita Ranch between Pozo Rd and the Salinas River, S of hwy 58, N of Las Pilitas rd Comment
  SBBG108245  Cryptantha microstachys C. B. Hardham 1958-5-7 3232 San Luis Obispo hills W of Bee Rock Rd, Nacimiento Lake Comment
  CDA15122  Cryptantha muricata G. F. Hrusa 1998-4-25 14208 San Luis Obispo La Panza Range; on on both sides of La Panza Rd. summit. This from immed. W of summit. Comment
  UC1285274  Cryptantha muricata R. F. Hoover 1947-4-2 6856 San Luis Obispo 6 mi above County Park; Upper Arroyo Grande Comment
  UC2027108  Cryptantha nevadensis Greg Wilvert 2005-4-5 146 San Luis Obispo Southeast Half of Caliente Range: 200 m SE of Wells Spring Comment
  RSA67570  Cryptantha nevadensis var. rigida P. A. Munz 1951-4-12 16274 San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. 762 Comment
  OBI20804  Cryptantha oxygona Robert F. Hoover 1950-4-14 7815 San Luis Obispo Base of Crocker Grade, Temblor Range Comment
  SJSU3424  Cryptantha pterocarya C. W. Sharsmith 1962-4-21 6856 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak, Temblor Range Comment
  SEINET3558361 Image available Cupressus macrocarpa James Montgomery 1969-8-9 83277 a San Luis Obispo Morro Bay State Park. Comment
  RSA17630  Cupressus sargentii C. B. Wolf 1934-11-1 6214 San Luis Obispo Chorro Creek, Santa Lucia Mountains north of National Guard Camp 229 Comment
  RSA316997  Cupressus sargentii T. S. Elias, Walter Wisura 1984-7-27 8597 San Luis Obispo S of Atascadero and N of San Luis Obispo; along ridge near La Cuesta Summit Comment
  RSA352389  Cupressus sargentii E. R. Blakely 1965-5-8 6550 San Luis Obispo About 2.5 miles northwest of Highway 101 at the Cuesta Summit 671 Comment
  UC1927822  Cuscuta subinclusa David Keil, Kathleen Keil 2007-7-5 30484 San Luis Obispo San Luis Range. San Luis Obispo Open Space: junction of Bog Thistle Trail and Mariposa Trail. 140 Comment
  RSA0028700  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. 107 Comment
  LA211598  Cynodon dactylon Mark A. Elvin; Jason Storlie 2014-10-10 7723 San Luis Obispo SANTA MARIA RIVER VALLEY, Guandalupe Dunes, Guandalipe-Nipomo Dunes National Wildlife Refuge, Main Gate at Beige Road and Oso Flaco Lake Road. 11.0 Comment
  CAS-BOT-BC114471  Cyperus eragrostis Clare B. Hardham 1957-8-9 3829 San Luis Obispo Sandy roadside edges, Atascadero. 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
  OBI29957  Cyperus niger Melissa Luckow 1977-11-15 s.n. San Luis Obispo Prefumo Cyn, 1/2 mi from Los Osos Valley Rd Comment
  OBI29017  Danthonia californica David J. Keil 1982-6-4 16180 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  OBI72832  Datisca glomerata Michael Walgren 2010-8-12 162 San Luis Obispo San Simeon State Park in crk bed of San Carpoforo Crk, W of hwy 1 Comment
  OBI79863  Datura stramonium David J. Keil 2012-7-18 31454 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  UCR266026  Datura stramonium David J. Keil 2002-11-11 29928 San Luis Obispo Along Buckley Road west of San Luis Obispo County Airport 38 Comment
  OBI33394  Daucus pusillus David J. Keil, V. L. Holland, Rhonda Riggins, and John Madok 1980-5-16 13975 -1 San Luis Obispo Ca. 1 mi N of Piedras Blancas Lighthouse Comment
  UC53966  Deinandra corymbosa Mrs. R. W. Summers June 1882 448 San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC299171  Deinandra corymbosa subsp. corymbosa John Thomas Howell 1964-6-29 40823 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  UCR87683  Deinandra fasciculata George K. Helmkamp, E. A. Helmkamp 1995-6-20 95- 2 -34 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
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Jan 8 2013
  SD71130  Deinandra halliana R. F. Hoover 1949-5-1 7654 San Luis Obispo Cholame Valley at junction of Cottonwood and Polonio Pass roads. Comment
  SJSU5657  Deinandra halliana L. S. Rose 1968-4-23 63039 San Luis Obispo 1.5 mi E of Cholame 335 Comment
  CAS-BOT-BC123544  Deinandra increscens Harvey Monroe Hall 1931-6-7 13136 San Luis Obispo 7.5 miles SW of Arroyo Grande. About 2 miles from beach? Comment
  OBI71663  Deinandra increscens subsp. increscens David J. Keil 1988-7-2 20846 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  SBBG103096  Deinandra increscens subsp. increscens C. F. Smith 1962-9-27 8077 San Luis Obispo above Dune Lakes, S of Oceano Comment
  UC1795014  Deinandra increscens subsp. increscens R. K. Brummitt 1997-6-15 19756 San Luis Obispo 3 km SE of Morro Bay town towards Los Osos 10 Comment
  CAS-BOT-BC299396  Deinandra increscens subsp. increscens Rimo Bacigalupi; R. S. Ferris; R. Holm; R. M. Page; R. M. Page 1953-7-25 4333 San Luis Obispo Black Lake along State Highway No. 1, jus tn. of Callender siding on S.P. Coast line RR, and bout 2 mi. s. of Oceano Comment
  CAS-BOT-BC299957  Deinandra kelloggii Chester Dudley 1935-1-1 s.n. San Luis Obispo Cottonwood Pass Comment
  SDSU4574  Deinandra lobbii D. F. Howe 1962-7-23 3348 San Luis Obispo 9.5 miles from Paso Robles on road to Nacimiento Lake. 305 Comment
  CAS-BOT-BC292051  Deinandra pentactis R. F. Hoover 1965-9-19 9601 San Luis Obispo Calf Canyon Comment
  UC1321247  Deinandra pentactis R. F. Hoover 1966-9-16 10037 San Luis Obispo 3 mi n of Santa Margarita; Junction of Carmel Road with old Highway 101 Comment
  CAS-BOT-BC292045  Deinandra pentactis R. F. Hoover 1969-9-9 11577 San Luis Obispo 4 mi. w. of Paso Robles on road to Nacimiento Dam Comment
  CAS-BOT-BC8683  Delphinium gypsophilum R. F. Hoover 1967-5-20 10578 San Luis Obispo West side of Carrizo Plain about 1 mi. S of California Valley headquarters Comment
  OBI58593  Delphinium gypsophilum David J. Keil 1998-5-4 27070 San Luis Obispo Hwy 58, 0.3 road mi E from junction with La Panza Road (35 deg. 27.957' N x 120 deg. 22.985' W) 503 Comment
  PASA2527  Delphinium nudicaule Margaret Stason 1929-5-4 San Luis Obispo Santa Rita Canyon Comment
  UC1031428  Delphinium parryi H. Lewis and C. Epling 1941-5-24 San Luis Obispo Pozo Comment
  UC338014  Delphinium parryi unknown 1887-1 San Luis Obispo San Luis Obispo Comment
  UCR3778  Delphinium parryi Frank C. Vasek 1962-5-2 620502- 03 San Luis Obispo West and north end of soda lake 589 Comment
  POM180023  Delphinium parryi subsp. blochmaniae Lester Rowntree 1931-04 s.n. San Luis Obispo Nipomo Mesa? Comment
  UC52184  Delphinium parryi subsp. blochmaniae Mrs. R. W. Summers 1886-4-21 8 San Luis Obispo Santa Margarita Valley 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-BC121452  Delphinium parryi subsp. parryi Ira L. Wiggins 1926-5-9 2058 San Luis Obispo Roadside 3 miles east of Templeton Comment
  RSA613941  Delphinium recurvatum George K. Helmkamp, E. A. Helmkamp 1997-3-8 1406 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
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Oct 4 2007
  LA207600  Delphinium umbraculorum Carl Epling; R. Epling May 1947 740 San Luis Obispo 3.7 mi. S of Klau Comment
  OBI64529  Delphinium variegatum David J. Keil, with Rhonda Riggins 2003-4-23 30140 San Luis Obispo Highway 58 east of Santa Margarita. Vicinity of 35.46001 deg. N x 120.43457'W Comment
  RSA122791  Delphinium variegatum C. A. Graham 1936-4-14 336 San Luis Obispo 3/4 miles W of Lynch Ranch. 396 Comment
  UC1031439  Delphinium variegatum C. Epling and H. Lewis 1943-4-23 502 San Luis Obispo 2.9 mi w Pozo Comment
  SBBG119651  Delphinium variegatum subsp. variegatum E. Painter, M. Wetherwax, J. Wetherwax 2001-4-19 CR 215 San Luis Obispo near jct of W Perimeter and Chalk Rock rds; Camp Roberts 278 Comment
  CAS-BOT-BC83007  Dendromecon rigida W. R. Ernst 1958-3-30 237 San Luis Obispo About 2 miles west of La Panza Public Campground on Highway 178. Comment
  OBI77013  Dendromecon rigida David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1985 San Luis Obispo Cuesta Ridge Botanical area; Main parking area of the Botanical area Comment
  RSA735799  Dendromecon rigida subsp. rigida Steve Boyd 2007-2-17 11711 San Luis Obispo Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  SBBG37060  Deschampsia cespitosa subsp. holciformis D. Keil 1982-6-26 16213 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI64994  Deschampsia danthonioides Greg Wilvert 2005-4-5 127 San Luis Obispo SE Half of Caliente Range. 1.5 km S of Soda Lake Rd along Padrones Cyn rd 806 Comment
  UC815229  Deschampsia danthonioides Marcus E. Jones, A. M. 1882-5-9 2947 San Luis Obispo San Luis Obispo San Luis Obispo Comment
  SBBG109575  Deschampsia elongata C. B. Hardham 1960-6-1 6003 San Luis Obispo Sargent Cypress Grove, Burnett Crk Comment
  CAS-BOT-BC150439  Diplacus aurantiacus R. F. Hoover 1965-6-17 9438 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  CAS-BOT-BC153175  Diplacus fremontii Clare B. Hardham 1961-4-26 6921 San Luis Obispo Franklin Creek west of [Adelaide] Adelaida Comment
  CAS-BOT-BC150716  Diplacus longiflorus Rimo Bacigalupi; G. Thomas Robbins; Keith Harrison 1955-5-16 5146 San Luis Obispo Along back road from Creston to Santa Margarita, north of bridge across upper Salinas River, and 9.6 miles ne. of Santa Margarita 381 Comment
  CAS-BOT-BC153973  Diplacus rattanii Clare B. Hardham 1961-4-26 6919 San Luis Obispo Franklin Creek, west of Adelaida Comment
  SBBG44905  Dipsacus fullonum L. W. Edge 1972-5-10 176 San Luis Obispo Turri Rd, S of Morro Bay Comment
  OBI3507  Dipsacus sativus Lynch 1971-5-21 30 San Luis Obispo Cal Poly campus. NE side of Smith Reservoir, 10 ft from the water 3 Comment
  UC1036937  Dithyrea maritima Rimo Bacigalupi 1950-5-13 3198 San Luis Obispo sandy area just s Oso Flaco Lake Comment
  RSA0008592  Dithyrea maritima Robert F. Hoover 1947-7-11 7300 San Luis Obispo South end of Morro Bay Comment
  OBI37888  Dodecatheon clevelandii David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18632 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
  JEPS9500  Dodecatheon clevelandii subsp. insulare W. L. Jepson 1927-4-26 12005 San Luis Obispo Carrizo Plain Carrizo Plain (se San Luis Obispo Co.) Comment
  UC639022  Dodecatheon clevelandii subsp. insulare Bernard Miossi 1940-3-20 235 San Luis Obispo 300 yards from San Luis Creek (one mi n of San Luis Obispo); 300 yds from San Luis Creek, n of San Luis Obispo 76 Comment
  CAS-BOT-BC159574  Drymocallis glandulosa var. glandulosa R. F. Hoover 1964-5-13 8822 San Luis Obispo Tassajera Creek Comment
  CAS-BOT-BC159570  Drymocallis glandulosa var. glandulosa Ernest C. Twisselmann 1956-5-15 2793 San Luis Obispo West base of York Mountain, Santa Lucia Range 213 Comment
  CAS-BOT-BC70982  Dryopteris arguta Clare B. Hardham 1956-9-16 1355 San Luis Obispo York Mountain Comment
  OBI64844  Dudleya abramsii subsp. bettinae David J. Keil 2001-5-3 29408 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus Comment
  CAS-BOT-BC109531  Dudleya abramsii subsp. murina Peter H. Raven 1951-6-13 2967 San Luis Obispo Hillcut north end of San Luis Obispo. Comment
  OBI72881  Dudleya abramsii subsp. murina David J. Keil 1988-1 20820 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  CAS-BOT-BC33284  Dudleya bettinae Robert Francis Hoover 1947-6-27 7278 San Luis Obispo First ridge west of Cerro Romauldo Comment
  UC579385  Dudleya caespitosa G. T. Nordstrom 1937-5-12 1207 San Luis Obispo 0.5 mi se Ascuncion; Adelaida Quadrangle 396 Comment
  UCR106053  Dudleya caespitosa George K. Helmkamp 1997-6-20 2055 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  OBI74444  Dudleya lanceolata David J. Keil, with V. L. Holland 1988-9-9 21129 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  CAS-BOT-BC415007  Dudleya palmeri Alice Eastwood 1927-8-1 15018 San Luis Obispo near type locality, Cambria Comment
  OBI31127  Dudleya pulverulenta Julie M. Vanderwier 1978-5-28 77 San Luis Obispo Indian Knob Tar Sands Comment
  UC455357  Dudleya pulverulenta subsp. pulverulenta I. J. Condit 1909-1 San Luis Obispo near San Luis Obispo (Sulpfur Springs) Comment
  JEPS119345  Eastwoodia elegans R. Snyder, K. Soler 2012-4-30 CA 160 -01 San Luis Obispo 1 mile past entrance to caliente ridge, intermittent on both sides of road. Carrizo Plain National Monument Comment
  OBI69936  Echinochloa colona David J. Keil 1999-9-19 s.n. San Luis Obispo San Luis Obispo. corner of High Street and Parker Comment
  CAS-BOT-BC208915  Echinochloa crus-galli Ernest C. Twisselmann 1971-9-5 18500 San Luis Obispo Paso Robles Airport 182 Comment
  OBI43364  Echinochloa crus-galli Eric Wise 1981-10-23 1359 San Luis Obispo Tepesquet Vinyard Ponds. 4-6 mi S of Shandon on San Juan rd Comment
  OBI49951  Egeria densa Eric Wise 1981-10-23 1317 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 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
  SEINET3873257  Ehrharta calycina Richard R. Halse 2011-3-22 8146 San Luis Obispo Along State Hwy. 1 ca 4.1 miles north of Guadalupe.; 0 48 Comment
  OBI57739  Elatine californica David J. Keil 1998-5-6 27111 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI35162  Eleocharis macrostachya Eric Wise 1981-6-15 599 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Turri Rd, 1mi E of So. Bay Blvd Comment
  OBI69199  Eleocharis parishii David J. Keil, with Kathleen A. Keil 2006-9-23 30456 -2 San Luis Obispo Upper Salinas River valley. Shore of Santa Margarita Lake (Salinas Reservoir) near campground 396 Comment
  UC1100701  Eleocharis parvula Malcolm A. Nobs, S. Galen Smith 1949-6-22 829 San Luis Obispo ca. 2 mi S of Oceano (Dune Lakes Gun Club) Comment
  UC1928077  Eleusine tristachya David Keil 2008-7-8 30552 San Luis Obispo Campus of California Polytechnic State University. Lawn area adjacent to Fisher Hall (Building 33). 113 Comment
  OBI79901  Elymus X gouldii David J. Keil, with Mike Walgren 2012-9-8 31534 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  OBI21787  Elymus X gouldii Eben McMillan 1952-6-7 143 San Luis Obispo Choice Valley, 2 mi S 10 mi E Shandon Comment
  CAS-BOT-BC227147  Elymus elymoides R. F. Hoover 1965-6-17 9432 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  SEINET2445090  Elymus elymoides subsp. elymoides Steven A. Junak 1990-5-15 4330 San Luis Obispo Santa Lucia Mountains: near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Creek, along old road on W side of Pick and Shovel Mine, about 0.1 mi S of house ruins.; 0 579 Comment
  SD245208  Elymus farctus subsp. boreali-atlanticus David J. Keil, Nancy Lagrille, Dieter Wilken, Mark Skinner 2012-8-28 31511 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Foredunes and lagoon in vicinity of mouth of Pismo Creek. 7 Comment
  UCD61826  Elymus glaucus G. F. Hrusa 1993-5-22 11125 San Luis Obispo San Luis Obispo Co.: Black Butte Research Natural Area. Near Radio Facility 2. 650 Comment
  CAS-BOT-BC203665  Elymus glaucus subsp. glaucus Clare B. Hardham 1959-5-6 4430 San Luis Obispo Santa Lucia Mountains. Shores of Nacimiento Lake Comment
  UC1583616  Emex spinosa David Keil with Julie Oxford and V. L. Holland 1981-5-1 San Luis Obispo along Pecho Road 1.5 mi sw of jct with Los Osos Valley Road (in Montana de Oro State Park) 70 Comment
Read comments
Jun 24 2012
  OBI61039  Encelia actoni George Butterworth 1997-11-17 184 San Luis Obispo Cuyama, beside hwy 166 1 mi E of hwy 33. Comment
  CDA13618  Ephedra californica G. F. Hrusa, T. D. Wilfred 1997-3-12 13649 San Luis Obispo Carrizo Plain; Deserty dry slopes at S end of Carrizo Plain +- 6-7 m. S of Washburn Ranch. Open gravelly roadside where hills reach plain floor.Common shrub to 2 meters. Pistillate. Comment
  OBI7505  Ephedra californica Robert F. Hoover 1950-4-2 7796 San Luis Obispo Panorama Hills near base of Crocker Grade Comment
  OBI7519  Ephedra viridis Robert F. Hoover 1952-5-24 8208 San Luis Obispo Caliente Mt Comment
  OBI7516  Ephedra viridis Howard McCully 1964-2-15 s.n. San Luis Obispo About 1 mi from summit of Caliente Peak SE corner of San Luis Obispo county 1524 Comment
  CAS-BOT-BC166405  Epilobium canum subsp. canum Ernest C. Twisselmann 1951-9-1 336 San Luis Obispo Horseshoe Canyon, 6 miles northeast of Simmler 822 Comment
  OBI65191  Epilobium canum subsp. canum Greg Wilvert 2005-6-29 494 San Luis Obispo SE Half of Caliente Range. Semper Spring 888 Comment
  OBI27762  Epilobium canum subsp. canum David J. Keil 1980-9-21 14237 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk Cyn Comment
  OBI58507  Epilobium canum subsp. canum David J. Keil 1998-8-24 28008 San Luis Obispo Los Padres National Forest in vicinity of Adobe Trailhead, 6 road miles E of Tepusquet Canyon Rd. along Hwy 166. Comment
  OBI12046  Epilobium ciliatum Robert F. Hoover 1966-9-21 10086 San Luis Obispo Oso Flaco Lake Comment
  OBI80069  Epilobium ciliatum David J. Keil 2000-5-26 28748 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
  POM258986  Epilobium ciliatum subsp. watsonii Alice Eastwood, John Thomas Howell 1938-6-15 5985 San Luis Obispo Piedras Blancas Comment
  UC764885  Epilobium cleistogamum R. F. Hoover 1939-5-4 4078 San Luis Obispo on Estrella rd 4 mi from Paso Robles Comment
  OBI51950  Epilobium minutum Steven A. Junak, David A. Young, Tina J. Ayers 1989-4-27 3958 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Cuesta Ridge: Along main rd (USFS Rd #29S11.3) 0.1 mi W of W boundary sign for the Cuesta Ridge Botanical Area, 5.3 mi W ofhwy 101 786 Comment
  SD264691  Epipactis gigantea Elizabeth A. Appel, D. R. Miller 2016-5-23 516 1156 San Luis Obispo Perennial creek tributary passing under Rd from Hwy 1, (large culvert under road) , 4.55 miles up San Simeon Creek Rd. 199 Comment
  OBI46288  Equisetum hyemale David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18093 San Luis Obispo Nipomo Mesa. Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake Raod, 3.6 miles from junction with State Highway 1. Comment
  OBI66238  Eragrostis barrelieri David J. Keil 1998-10-9 28137 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  OBI69687  Eragrostis pectinacea David J. Keil 1988-9-21 21141 San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obispo. Along Via Carta just N of Brizziolara Crk. Comment
  OBI12404  Eremalche exilis Robert F. Hoover 1965-4-24 9350 San Luis Obispo Hill just E of San Juan river, La Panza district Comment
  HSC101505  Eremalche parryi subsp. kernensis J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12745 San Luis Obispo Along the Soda Lake-San Diego Creek Road 377 Comment
  UCR248216  Eremalche parryi subsp. kernensis David J. Keil 1998-6-5 27655 San Luis Obispo Lower southwestern slopes of Caliente Range, southwest of Radio Towers on gravel road, 1 mile northeast of Chalk Mountain 701 Comment
  UCD118287  Eriastrum densifolium Ramona Robison 2000-5-26 478 San Luis Obispo San Luis Obispo County: Huerhuero Creek south of Highway 46 bridge crossing. 225 Comment
  UC574950  Eriastrum densifolium subsp. densifolium T. Craig 1933-7-3 1875 San Luis Obispo sand hills 1-3 mi s Pismo Beach 6 Comment
  UCSB29026  Eriastrum densifolium subsp. densifolium Patterson, R. 1976-6-22 San Luis Obispo Oso Flaco Lake area, on high dunes, ca. 3 mi west of California Hwy. 1 10 Comment
  RSA0107376  Eriastrum densifolium subsp. densifolium C. B. Wolf 1941-7-10 10974 San Luis Obispo 2.5 miles (airline) east of Oso Flaco Lake, or between the CA Hwy 1 and S.P.R.R. 30 Comment
  UCD118292  Eriastrum densifolium subsp. densifolium R. N. Raynor 1938-7-4 s.n. San Luis Obispo San Luis Obispo County: Near Pismo Beach. Comment
  UC124871  Eriastrum densifolium subsp. elongatum E. Palmer, M. D. July 1876 413 San Luis Obispo n San Luis Obispo; Coast Range Comment
  CAS-BOT-BC514390  Eriastrum densifolium subsp. elongatum L. R. Abrams 1913-7-20 5044 San Luis Obispo Templeton Comment
  UC573620  Eriastrum luteum T. M. Hendrix 1937-6-1 232 San Luis Obispo 3/4 mi sw Highland School; Pozo Quadrangle 548 Comment
  UCR161105  Eriastrum luteum George K. Helmkamp, E. A. Helmkamp 2005-6-12 9646 San Luis Obispo South Central Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 6.7 miles east of Santa Margarita 485 Comment
  UC1529029  Eriastrum pluriflorum Dean W. Taylor 1986-4-19 8793 San Luis Obispo canyon opening onto north end of Elkhorn Plain; Temblor Range, Panorama Hills 762 Comment
  SBBG93913  Ericameria arborescens S. A. Junak, D. Young, T. Ayers 1989-8-24 4142 San Luis Obispo extreme E edge of Cuesta Ridge Botanical Area, N of USFS Rd 29S11.3 along access rd to KSBY Television towers, ca. 3 mi W of Hwy 101 746 Comment
  OBI49824  Ericameria arborescens Steven A. Junak, David A. Yound, Tina J. Ayers 1989-8-24 4146 San Luis Obispo Cuesta Ridge Botanical Ara: along main road (USFS Road #29S11.3) at extreme W edge of Batanical Area, 0.5 mi W of W boundary sign, about 5.7 mi W of Hwy 101 738 Comment
  OBI16558  Ericameria ericoides Robert F. Hoover 1946-10-20 6525 San Luis Obispo Near Callender RR siding Comment
  UC1450987  Ericameria ericoides R. F. Hoover 1969-10-5 11633 San Luis Obispo Alamo Creek Comment
  CAS-BOT-BC299078  Ericameria nauseosa var. hololeuca R. F. Hoover 1946-10-13 6486 San Luis Obispo Cuyama River, at highway bridge not far below Sycamore Creek Comment
  IRVC29058  Erigeron blochmaniae G. K. Helmkamp 2003-10-8 8202 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 Comment
  UCR265746  Erigeron blochmaniae Mark A. Elvin, Jason Storlie 2014-10-10 7705 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Snakebite' north of '3-Pond Valley,' 650 m from the south boundary of the refuge 18 Comment
  OBI65188  Erigeron foliosus Greg Wilvert 2005-6-29 489 San Luis Obispo SE Half of the Caliente Range. 0.5 km S of Padrones Cyn Rd 887 Comment
  HSC91790  Erigeron sanctarum Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro, MDO 30 Comment
  UCD119228  Eriodictyon altissimum R. F. Hoover 1966-5-17 9862 San Luis Obispo San Luis Obispo County: Indian Knob ridge. Comment
  OBI2744  Eriodictyon californicum Susan Allison 1966-5-29 57 San Luis Obispo On De La Cruz mtn Comment
  OBI65890  Eriodictyon californicum D. R. Miller 1994-5-12 594 -345 San Luis Obispo Pine Mt. Region; Miller property, E slope of Pine Mt; Tobacco Crk drainage 732 Comment
  SBBG6088  Eriodictyon tomentosum H. and M. Dearing 1940-6-16 4386 San Luis Obispo upper Salinas River near Pozo Comment
  UC1124367  Eriodictyon tomentosum B. Bolt 1936-1-16 550 San Luis Obispo 1/2 mi e Cuesta Pass; Santa Barbara National Forest, San Luis Obispo Quad. Comment
  CAS-BOT-BC188072  Eriodictyon tomentosum Ernest C. Twisselmann 1955-7-22 2279 San Luis Obispo Navajo Canyon hills, 0.5 mile S of Bethel Ranch 579 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
  OBI23022  Eriodictyon traskiae subsp. smithii Robert J. Rodin 1962-5-8 6865 San Luis Obispo Ridge 1-1/2 mi SE of Cuesta Summit, 4 mi N of San Luis Obispo Comment
  RSA0077155  Eriogonum Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-3 3198 San Luis Obispo Along wash just N of CA 58, approx. 1.1 mi E of jct w/ Carnaza Rd. 514 Comment
  UCD99671  Eriogonum angulosum K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CAS-BOT-BC248566  Eriogonum angulosum Ernest C. Twisselmann 1954-9-10 1571 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: 1/4 mile west of Kern County Line 579 Comment
  SBBG94410  Eriogonum angulosum R. F. Hoover 1950-4-2 7792 San Luis Obispo 6 mi E of Simmler Comment
  RSA756414  Eriogonum baileyi David Gowen 2005-7-15 494 San Luis Obispo Shell Creek Road. Half way between Highway 58 and Shandon. Comment
  OBI82173  Eriogonum baileyi var. baileyi David Keil 2015-5-18 33188 San Luis Obispo La Panza Range, eastern slope. Los Padres Ranch, west of Highway 58 between Red Hill Road and Shell Creek Road 400 Comment
  CAS-BOT-BC241671  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1954-7-17 1534 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: 3 miles south of Cholame 487 Comment
  UC85877  Eriogonum elegans A. Norton Aug. 1891 San Luis Obispo bed of <river> Salinas <River> (near boundary line of San Luis Obispo and Monterey counties); Salinas River, near boundary of Monterey & San Luis Obispo Co. Comment
  UCSB59212  Eriogonum elegans Penkala, B.; Ryan, P. 1987-7-17 San Luis Obispo In east branch of Huerhuero Creek along O'Donovan Road, 2 miles south of Creston. 365 Comment
  OBI53013  Eriogonum elongatum Kristina Hand 1992-7-15 s.n. San Luis Obispo Ridge between Prefumo Cyn and See Cyn Comment
  POM165490  Eriogonum elongatum Benjamin Cobb 1907-1 s.n. San Luis Obispo Near San Luis Obispo. Comment
  SEINET6418004  Eriogonum elongatum David Keil 1978-10-20 San Luis Obispo Reservoir Canyon. Comment
  CAS-BOT-BC249998  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1965-6-17 9437 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  CAS-BOT-BC250327  Eriogonum gossypinum R. F. Hoover 1967-4-1 10324 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  SBBG112883  Eriogonum gracile C. B. Hardham 1963-7-3 10901 San Luis Obispo Waterdog Crk 609 Comment
  SBBG1658  Eriogonum gracile C. B. Hardham 1959-6-19 4841 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UCD105568  Eriogonum maculatum Robert E. Preston 2010-5-19 2784 San Luis Obispo San Luis Obispo County: Temblor Range, 4.7 mi ENE of Simmler. 902 Comment
  OBI78737  Eriogonum nudum George Butterworth 2014-4-4 925 San Luis Obispo Carrizo Plain, Temblor Range foothills 6 miles NE of Hwy. 58. Solar settlement land; ownership to be determined; conserved Comment
  UC545898  Eriogonum nudum var. indictum Carl B. Wolf 1932-11-18 4414 San Luis Obispo 2.7 mi w road leading from State Highway to Wasioja Post Office; Cuyama Valley 518 Comment
Read comments
Dec 26 2013
  SBBG47385  Eriogonum nudum var. pubiflorum J. Copeland 1973-9-8 1016 San Luis Obispo 3.9 mi S of jct of St Hwys 41 and 229 Comment
  UCD147333  Eriogonum ordii Rachelle Boul; D. Hickson 2010-4-8 CARR 1224 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 879 Comment
  OBI71649  Eriogonum parvifolium David J. Keil 1988-7-2 20831 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  CAS-BOT-BC257886  Eriogonum parvifolium Mrs. R. W. Summers 1873-4-1 s.n. San Luis Obispo San Luis Obispo Mt. Comment
  OBI10982  Eriogonum parvifolium Robert F. Hoover 1964-8-13 9211 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  OBI62520  Eriogonum parvifolium Lynn Dee Oyler 1990-6-12 1181 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  CAS-BOT-BC263432  Eriogonum temblorense R. F. Hoover 1946-11-2 6547 San Luis Obispo West side of Cottonwood Pass Comment
  RSA756397  Eriogonum temblorense David Gowen 2005-5-11 302 San Luis Obispo Elkhorn Road (dirt). Bare shaley hill about 8.1 miles south of Hurricane Road. Comment
  UCD101303  Eriogonum trichopes John Thomas Howell 1973-11-2 50314 San Luis Obispo San Luis Obispo County: upper Cuyama Valley, 0.7 mile W of Kern County line. 822 Comment
  OBI60064  Eriogonum viridescens E. Craig Cunningham Jun-92 s.n. San Luis Obispo Along Pozo Rd and about 2 mi from jctn with hwy 58 Comment
  OBI20272  Eriophyllum confertiflorum Ann McBeth 1979-4-25 13 San Luis Obispo Indian Knob, 4 mi N of Pismo Beach Comment
  OBI24087  Eriophyllum confertiflorum var. confertiflorum Janice M. Toyoshima unk M 5 -27 San Luis Obispo South of Shark inlet, Morro Bay Comment
  OBI35388  Eriophyllum confertiflorum var. confertiflorum K. A. Nadeau 1983-7-8 31 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  OBI56646  Eriophyllum confertiflorum var. confertiflorum David J. Keil 1998-6-5 27663 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain (35 deg. 02.105' N x 119 deg. 50.065' W) 701 Comment
  UCD132269  Eriophyllum confertiflorum var. confertiflorum G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6560 San Luis Obispo San Luis Obispo County: Irish Hills: Clark Valley Rd., 2.8 mi S of Los Osos Valley Rd (E of Los Osos). 91 Comment
  CAS-BOT-BC301822  Eriophyllum multicaule Sherwin Carlquist 1952-4-11 293 San Luis Obispo Between road and railway tracks, 5.5 miles south of Oceano on Highway 1 Comment
  CAS-BOT-BC301836  Eriophyllum multicaule Alice Eastwood; John Thomas Howell 1937-4-23 3876 San Luis Obispo Nipomo Mesa Comment
  OBI18730  Eriophyllum multicaule Robert F. Hoover 1947-3-26 6770 San Luis Obispo Price Cyn Comment
  RSA122471  Eriophyllum multicaule A. D. Gifford 1936-5-6 722 San Luis Obispo 1.2 miles N of Park Ranch 366 Comment
  SBBG8192  Eriophyllum pringlei C. B. Hardham 1958-5-5 3142 a San Luis Obispo hills, W edge of Carissa Plains, Simmler-Paso Robles Rd Comment
  UC1285401  Eriophyllum staechadifolium R. F. Hoover 1946-7-21 6231 San Luis Obispo beach San Simeon Creek Comment
  SBBG94423  Erodium botrys J. M. Vanderwier 1978-5-28 63 San Luis Obispo Indian Knob area Comment
  UCR122473  Erodium brachycarpum George K. Helmkamp, E. A. Helmkamp 1998-5-20 3895 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  OBI75805  Erodium cicutarium Al Lindholm 1967-4-23 194 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  RSA0039414  Erodium cicutarium LeRoy Gross, Evan Meyer 2014-4-15 6215 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  OBI8422  Erodium cicutarium Lynne D. Althouse 1977-3-26 12 San Luis Obispo Wolfe's ranch near San Luis High School 131 Comment
  SBBG81850  Eruca vesicaria C. F. Smith 1950-5-3 2754 San Luis Obispo bridge on Cholame Crk, Palo Prieto Cyn Comment
  SBBG104369  Eryngium vaseyi D. A. Young, F. L. Johnson 1992-6-16 ROB 4 San Luis Obispo 0.5 km S of Gate 9 on E Perimeter Rd; Camp Roberts 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
  UC10554  Erysimum capitatum W. H. Brewer 1861-4-30 513 San Luis Obispo Atascadero Comment
  CAS-BOT-BC54484  Erysimum capitatum R. F. Hoover 1949-4-12 7604 San Luis Obispo East edge of Carrizo Plain, east of Simmler. Comment
  UC1034932  Erysimum capitatum G. B. and R. P. Rossbach 1938-5-6 824 San Luis Obispo steep slope at base of hills about 1 mi inland from Avila Comment
  CAS-BOT-BC55234  Erysimum suffrutescens Henry M. Pollard 1968-6-7 s.n. San Luis Obispo Near Oso Flaco Lake. Comment
  CAS-BOT-BC55226  Erysimum suffrutescens G. B. Rossbach 1955-5-2 591 San Luis Obispo Lower northeast slope of Morro Rock. Comment
  UCSB15248  Eschscholzia caespitosa Breedlove, Dennis 1962-3-29 San Luis Obispo 8.6 miles west of Simmler, La Panza Range 548 Comment
  JEPS51742  Eschscholzia caespitosa W. L. Jepson 1927-4-26 11982 San Luis Obispo Salinas River Bridge Comment
  OBI6669  Eschscholzia californica Greg Hassen 1975-11-7 65 San Luis Obispo Poly Cyn. Botanical Garden area Comment
  RSA130939  Eschscholzia californica subsp. californica E. K. Balls 1958-7-16 23545 San Luis Obispo 1.5 mile north of Cambria along State Highway 1 15 Comment
  CAS-BOT-BC76491  Eschscholzia lemmonii Alice Eastwood; John Thomas Howell 1935-3-25 2032 San Luis Obispo West side of Cottonwood Pass. Comment
  CAS-BOT-BC76459  Eschscholzia lemmonii Ernest C. Twisselmann 1953-3-18 225 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Associated Ridges, 7 miiles east of Simmler. 975 Comment
  UC1746023  Eschscholzia lemmonii subsp. lemmonii Annetta M. Carter, Ethel Crum, Dwight Crum 1940-4-8 1516 San Luis Obispo Elkhorn Mountains, west of Maricopa. 609 Comment
Read comments
Jun 21 2016
  UCSB57258  Eucrypta chrysanthemifolia Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo Park Hill Rd., 2.5 miles east of Hwy 58; north side of road in small canyon 457 Comment
  SBBG107814  Eucrypta chrysanthemifolia var. bipinnatifida C. B. Hardham 1957-4-27 1771 San Luis Obispo Caliente Mtn, edge of Carissa Plains Comment
  OBI53000  Eulobus californicus David J. Keil, Kathleen Keil 1995-4-9 24781 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI11968  Eulobus californicus Eben McMillan 1952-5-5 102 San Luis Obispo Red Eagle Mine. 1 mi E, 12 mi S Shandon Comment
  UC454601  Eulobus californicus I. J. Condit 1908-3-31 San Luis Obispo high hill e school canyon Comment
  UCSB3596  Euphorbia lathyris Keator, Glenn 1959-4-12 San Luis Obispo 0.15 miles from Cambria Pines on County Road at the corner of Olan Road Comment
  POM137436  Euphorbia spathulata R. W. Summers 1880-4-25 8687 San Luis Obispo Glades of the Santa Lucia Mts. Comment
  OBI67838  Eurybia radulina M. Petroelje & J. Clark, J. Clark 1988-7-9 s.n. San Luis Obispo Camp San Luis Obispo. South of Shooting range, Training Area H. LCTA Plot 315. UTMs (NAD27) zone 10, 708720 E, 3913140N 152 Comment
  OBI38482  Euthamia occidentalis Eric Wise 1981-9-17 1129 San Luis Obispo Salinas River at hwy 58 Comment
  SBBG125006  Extriplex californica C. B. Hardham 1967-3-3 14331 San Luis Obispo Diablo Cyn (mouth) Comment
  CAS-BOT-BC278296  Festuca californica R. F. Hoover 1950-6-20 7992 San Luis Obispo 7 mi. W. of Templeton on road to Cambria Comment
  OBI21820  Festuca californica Robert F. Hoover 1950-6-20 7992 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  UCSB16232  Festuca californica Hardham, Clare 1958-5-10 San Luis Obispo Santa Lucia Mountains; Cypress Mountain Comment
  OBI21831  Festuca elmeri Robert F. Hoover 1949-5-22 7717 San Luis Obispo 2 mi E of Templeton Comment
  OBI31421  Festuca microstachys Joy Nishida, Robert Allen 1982-4-10 292 San Luis Obispo American cyn campground 536 Comment
  UCR92511  Festuca microstachys G. Fred Hrusa 1995-5-28 12310 San Luis Obispo Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1). 600 Comment
  OBI65860  Festuca microstachys D. R. Miller 1994-4-30 494 -290 San Luis Obispo Pine Mt. region; Growing in roadway below Cline cabin, stag flat; tobacco creek drainage 1600 Comment
  SBBG94574  Festuca microstachys var. pauciflora S. A. Junak, T. Ayers 1989-4-12 3936 San Luis Obispo USFS Rd 29S11.3 at W boundary, Cuesta Ridge Botanical Area, ca. 5.2 mi W of US Hwy 101 783 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
  UCR140372  Festuca myuros George K. Helmkamp 2004-3-19 8383 San Luis Obispo Central Coast, Arroyo Grande, along Traffic Way south of Grand Ave. at Arroyo Grande Creek 24 Comment
  SEINET7063677  Festuca occidentalis A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.6 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 733932mE, 3890963mN. (WGS84/NAD83). 212 Comment
  OBI21882  Festuca octoflora Robert F. Hoover 1967-5-6 10531 San Luis Obispo Jack Lake Comment
  OBI30670  Festuca octoflora David J. Keil 1981-5-19 14720 San Luis Obispo Upper slopes of Indian Knob Comment
  SBBG112510  Festuca octoflora D. Keil 1985-3-31 18488 San Luis Obispo Calf Cyn area along St Hwy 58, halfway between Park Hill Rd and Hwy 229 Comment
  RSA128065  Filago californica Clare B. Hardham 1958-5-28 3430 San Luis Obispo Intersection of North Road to Adelaida and Nacimiento Dam Road Comment
  OBI17412  Foeniculum vulgare Lynne D. Althouse 1977-5-22 99 San Luis Obispo On lowerslope of W facing hill where horses often travel and eat this plant. Wolfe's Horse ranch, near San Luis High School 122 Comment
  OBI6666  Frangula californica subsp. californica Greg Hassen 1975-7-8 25 San Luis Obispo Poly Cyn, Cal Poly Campus Comment
  CAS-BOT-BC52663  Frangula californica subsp. californica Carl B. Wolf 1929-4-15 3555 San Luis Obispo 2-3 mi. inland from ocean & about 3 mi. No. of Santa Maria River 91 Comment
  OBI35573  Frangula californica subsp. tomentella S. M. Inman 1983-7-21 97 San Luis Obispo Pecho Study site, Los Osos. 1/2 mi S on Pecho valley rd past the jctn of Pecho rd. right on dirt road after 'deer' sign Comment
  SEINET10767136  Frankenia J. Richard Abbott, B. S. Carlsward 1999-7-1 Abbott 13005 San Luis Obispo Morro Bay; Morro Bay State Park, ca 0.16 km north of museum building. Comment
  RSA0048332  Frankenia grandifolia A. L. Haines 1973-5-19 s.n. San Luis Obispo E. shore of Morro Bay. 3 Comment
  JEPS96863  Fremontodendron californicum Dean W. Taylor 1971-4-24 999 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area along the ridge at Firebreak Benchmark 2476 746 Comment
  SBBG72768  Fremontodendron californicum M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI7253  Fremontodendron californicum Robert J. Rodin 1974-5-4 9490 San Luis Obispo W of hwy 101, Cuesta Grade Comment
  CAS-BOT-BC504393  Fritillaria Clare B. Hardham 1957-4-25 1719 San Luis Obispo Cypress Mt., Santa Lucia Mountains Comment
  OBI82488  Fritillaria affinis David J. Keil, with Kathleen Keil 2016-6-26 33284 San Luis Obispo Santa Rita Road between Cayucos and Templeton 350 Comment
  CAS-BOT-BC130111  Fritillaria biflora R. W. S. s.n. San Luis Obispo S. base of San Luis Mt. Comment
  CAS-BOT-BC130270  Fritillaria biflora W. R. Dudley 1903-4-3 s.n. San Luis Obispo Spur south of Santa Margarita, R.R. Tunnel Comment
  CAS-BOT-BC130274  Fritillaria biflora R. F. Hoover 1947-3-29 6786 San Luis Obispo 3 mi. w. of Creston Comment
  OBI81072  Fritillaria biflora David J. Keil 1985-6-19 18890 San Luis Obispo Along dirt road west from Clark Valley Rd. ca. 300-400 m South of Blue Heron View Way. Comment
  SDSU20653  Fritillaria biflora var. biflora Sean Ryan 2011-4-1 90 San Luis Obispo 40m S and uphill from the Reservoir Canyon Trail at the primitive dwelling clearing, just beyond a large Eucalyptus tree with a swing. 280 Comment
  OBI3781  Galium andrewsii Elizabeth Rudd 1971-5-23 285 San Luis Obispo 3 mi NE of Santa Margarita 427 Comment
  OBI3883  Galium andrewsii Patricia Wiese 1971-5-7 38 San Luis Obispo Cuesta Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  OBI53310  Galium andrewsii Lynne Dee Oyler 1986-4-5 395 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres natl Forest S1/2, SW 1/4, sec 28 R16E, T30S, MDBM Comment
  OBI9955  Galium andrewsii Robert F. Hoover 1949-5-22 7722 San Luis Obispo 12 mi E of Crston on La Panza rd, in sandy soil Comment
  UC455884  Galium aparine unknown 1906-5-22 San Luis Obispo Poly Canyon Comment
  OBI28213  Galium aparine Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E Cuesta Rdge, 2.7 mi SE of hwy 101 Comment
  SBBG96353  Galium aparine D. Keil, M. Luckow, R. Riggins-Pimentel, R. Pimentel, L. Seek, et al 1982-5-8 15936 San Luis Obispo 2.35 mi E of jctn of Santa Rosa Crk Rd and Fiscilini Ranch Rd on dirt rd approaching Cypress Mtn Comment
  CAS-BOT-BC223086  Galium hardhamiae Clare B. Hardham 1961-5-17 7072 San Luis Obispo Santa Lucia Mountains. 4 miles west of Ocean View Mine 762 Comment
  CAS-BOT-BC223079  Galium hardhamiae Clare B. Hardham 1960-6-1 6001 San Luis Obispo Santa Lucia Mountains. Headwaters Arroyo de la Cruz and Little Burnett Creeks 609 Comment
  UC1738521  Galium porrigens Steven A. Junak 1989-4-27 3968 San Luis Obispo Cuesta Ridge, along dirt road on N side of main road (USFS road #29S11.3) about 0.2 mi W of E boundary sign for the botanical area, 3.2 mi W of Highway 101 Los Padres National Forest, Cuesta Ridge Botanical Area 746 Comment
  UCR160290  Gamochaeta ustulata George K. Helmkamp 2004-5-1 8556 San Luis Obispo Central Coast, south of Arroyo Grande along Calif. Hwy 1, south of Callender Rd beside Conoco-Phillips refinery 30 Comment
  POM97507  Gamochaeta ustulata P. A. Munz 1926-4-8 10190 San Luis Obispo Ascension School, Willow Creek Road, 15 miles from Morro. Comment
  OBI75762  Garrya flavescens D. R. Miller 2011-5-6 511 .944A San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Jim Rhoades property on main rd in San Simeon Crk drainage 900 Comment
  UCR96393  Gastridium ventricosum George K. Helmkamp 1996-9-22 1210 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  CDA4094  Genista monspessulana G. K. Helmkamp, E. A. Helmkamp 1998-5-19 3885 San Luis Obispo Santa Lucia Range. Southwest of Paso Robles along CA-46 at York Mountain Rd. Comment
  OBI28270  Genista monspessulana Rick Frelinger 1982-5-25 87 San Luis Obispo San Luis Crk in Reservoir Cyn Comment
  HSC91859  Geranium dissectum Susan H. Bicknell, T. P. Worley 1989-4-16 San Luis Obispo Montana de Oro State Park, MDO 1000 Comment
  OBI4977  Geranium dissectum Fred W. Rush May-56 92 San Luis Obispo S slope, Mt SLO Comment
  SD249256  Gilia David Keil, Rhonda Riggins 2003-4-23 30134 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. 1280 Comment
  RSA17784  Gilia achilleifolia C. B. Wolf 1929-4-15 3589 San Luis Obispo 2 miles S of Oceano. 30 Comment
  SBBG3770  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1957-4-14 1672 San Luis Obispo Marquardt Ranch, Cayucos Rd Comment
  UC64879  Gilia achilleifolia subsp. achilleifolia Mrs. R. W. Summers 2761 San Luis Obispo Comment
  RSA0019339  Gilia austrooccidentalis Greg Wilvert 2005-5-11 402 San Luis Obispo Southeast half of the Caliente Range: 0.6 km SW of Semper Spring. 947 Comment
  SBBG21333  Gilia capitata subsp. abrotanifolia J. Patman 1963-5-30 San Luis Obispo rd to Nipomo, S of Oceano, E of Hwy 1 Comment
  UC1123783  Gilia clivorum C. A. Graham 1939-4-14 516 San Luis Obispo 1 1/2 mi n Pine Canyon Guard Station; Branch Mt. Quad. Comment
  UC52765  Gilia clivorum Mrs. R. W. Summers 552 San Luis Obispo Comment
  UC572442  Gilia clivorum P. L. Johannsen 1937-4-10 1017 San Luis Obispo 1 3/4 mi n Spanish Ranch; McKittrick Quad Comment
  SEINET3096751 Image available Gilia densifolia var. densifolia T. Craig 1933-7-3 1875 San Luis Obispo Hills 1-3 miles South of Pismo Beach. Comment
  CAS-BOT-BC225336  Gilia latiflora subsp. cuyamensis R. F. Hoover 1952-5-24 8213 San Luis Obispo Caliente Mt. Comment
  RSA0076391  Gilia latiflora subsp. davyi Clare B. Hardham 1961-4-16 6677 San Luis Obispo Camatta Ranch. Road to Pozo Comment
  SBBG107072  Gilia minor C. B. Hardham 1961-3-30 6682 San Luis Obispo between San Juan and Carissa Plains, W of Simmler, Paso Robles-Simmler Rd Comment
  RSA0124211  Gilia tenuiflora Clare B. Hardham 1960-4-3 5291 San Luis Obispo Cypress Mountain 701 Comment
  RSA111286  Gilia tenuiflora Clare B. Hardham 1957-4-16 1652 San Luis Obispo Black Mountain. Highland District. Comment
  OBI75072  Gilia tenuiflora subsp. amplifaucalis Jenner Whitt 2003-4-18 63 San Luis Obispo Hwy 58 1 mi E of jctn 229. 400 Comment
  SBBG109309  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1961-5-17 7085 San Luis Obispo 4 mi W of Ocean View Mine 762 Comment
  CAS-BOT-BC226473  Gilia tenuiflora subsp. tenuiflora Ernest C. Twisselmann 1955-6-14 2143 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mouth of Hughes Canyon, Red Hills 426 Comment
  RSA659216  Gilia tenuiflora subsp. tenuiflora David J. Keil 1985-3-31 18523 San Luis Obispo Along Highway 58 about 100 meters east of junction with Huerhuero Road. Comment
  OBI25375  Githopsis diffusa subsp. robusta Robert F. Hoover 1952-5-11 8199 San Luis Obispo La Panza Range, Navajo camp Comment
  OBI57366  Githopsis diffusa subsp. robusta David J. Keil 1998-6-15 27843 San Luis Obispo Between Paso Robles and Cambria, along Dover Canyon Rd., 0.8-2 miles N of Hwy 46. Comment
  OBI25373  Githopsis specularioides Robert F. Hoover 1947-4-12 6912 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  OBI40981  Githopsis specularioides David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard A. Pimentel, Linda Seek, et al. 1982-5-8 16014 San Luis Obispo Trl on NE side of Cypress Mtn traversing oak woodland, chaparral and cypress swamp-forest Comment
  CAS-BOT-BC303843  Gnaphalium Alice Eastwood No date on label s.n. San Luis Obispo Cambria Comment
  OBI65685  Gnaphalium palustre D. R. Miller 1994-6-15 694 -441 San Luis Obispo Pine mtn region. Along the drying margin of pond at Art Williams' property; Marmolejo crk drainage 914 Comment
  UC32018  Gnaphalium palustre Mrs. R. W. Summers 1885-1-1 49 San Luis Obispo Comment
  RSA91716  Gnaphalium ramosissimum F. W. Peirson 1920-7-29 2220 San Luis Obispo 1 mile S of Pismo Beach. Comment
  CAS-BOT-BC305115  Grindelia hirsutula Clare B. Hardham 1957-8-30 2525 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  JEPS96513  Grindelia hirsutula Dean W. Taylor 1971-4-24 1023 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area along the ridge at Firebreak Benchmark 2476 746 Comment
  UC1392611  Grindelia hirsutula R. F. Hoover 1969-8-1 11510 San Luis Obispo on ocean bluff Cambria Comment
  OBI62148  Grindelia stricta var. platyphylla P. A. Holden 1968-6-14 373 San Luis Obispo Cambria Comment
  RSA613939  Guillenia lasiophylla George K. Helmkamp, E. A. Helmkamp 1997-3-8 1404 San Luis Obispo Carrizo Plain. 30.1 mi. NW of CA-166 on Soda Lake Rd; at San Diego Crk Rd and edge of Soda Lake. 701 Comment
  CAS-BOT-BC304665  Gutierrezia californica Ernest C. Twisselmann 1957-11-7 4118 A San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southern Temblor Mountains: summit of Bitterwater Canyon 731 Comment
  CAS-BOT-BC282866  Hainardia cylindrica Alice Eastwood; John Thomas Howell 1938-6-15 5988 San Luis Obispo Piedras Blancas Comment
  OBI51763  Hazardia squarrosa R. Mike Arens 1994-6-10 84 San Luis Obispo Cal Poly campus. Poly Cyn near Botanical Garden foot bridge 152 Comment
  OBI33290  Helenium bigelovii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15722 San Luis Obispo Pennington Crk Bio Reserve, W of San Luis Obispo Comment
  CAS-BOT-BC309519  Helenium puberulum R. F. Hoover 1967-10-7 10878 San Luis Obispo Oso Flaco Lake Comment
  OBI51274  Helenium puberulum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .5 San Luis Obispo San Simeon State Park. NE corner of park Comment
  CAS-BOT-BC305463  Helianthus annuus Ernest C. Twisselmann 1952-8-1 552 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, eastern San Luis Obispo County Comment
  UCSB40447  Helianthus annuus Ochs, Clifford 1980-5-15 San Luis Obispo On S. side of Pozo Road, about two miles S.W. of its junction with State Highway 58, along bank of San Juan Creek 487 Comment
  OBI38236  Heliotropium curassavicum Eric Wise 1983-10-16 1799 San Luis Obispo Ortega Spring. 1 mi S of hwy 46 (near cholame) on Bitterwater Valley Rd Palo Prieto Cyn. 2 coll One at spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI38252  Heliotropium curassavicum Eric Wise 1981-8-7 1049 San Luis Obispo Poso Ortega Lake Comment
  CAS-BOT-BC305913  Helminthotheca echioides Ernest C. Twisselmann 1959-5-23 5265 San Luis Obispo Morro Bay: just west of Baywood 3 Comment
  OBI80283  Hemizonia congesta Coco Dowd, Ryan Payne and Adam Lucero 2014-11-13 5 San Luis Obispo East of the Cal Poly Campus, on the hill above the eastern parking lot that parallels Truckee Rd. 10m east of water reservoir, growing along small trail that runs along the water reservoir. Comment
  LA211602  Hemizonia congesta subsp. luzulifolia Mark A. Elvin; David Keil 2014-9-12 7611 San Luis Obispo East of Morrow Bay; ca. 250 NE of Portola Point, in saddle along Live Oak Trail at beginning of Portola Trail. 53.0 Comment
  OBI35379  Hemizonia congesta subsp. luzulifolia K. A. Nadeau 1983-8-13 40 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and rockview rd Comment
  SD87674  Hemizonia congesta subsp. luzulifolia F. W. Peirson 1923-6-26 San Luis Obispo Comment
  UC1357612  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1965-9-19 9589 San Luis Obispo 2 mi e Santa Margarita Comment
  OBI53015  Hemizonia congesta subsp. luzulifolia Kristina Hand 1992-7-15 s.n. San Luis Obispo Ridge between Prefumo Cyn and See Cyn Comment
  SD51367  Hemizonia congesta subsp. luzulifolia Darley F. Howe 1961-7-23 3063 San Luis Obispo 0.5 mile south of Cayucos. 185 Comment
  RSA130941  Hemizonia corymbosa subsp. corymbosa E. K. Balls 1958-7-16 23542 San Luis Obispo 0.5 mile north of Cambria, State Highway 1, along cliffs. 15 Comment
  UCR91828  Hemizonia fasciculata George K. Helmkamp 1996-5-27 1105 San Luis Obispo Central Coast, west side of San Luis Obispo, south-facing slope of Bishop Peak 280 Comment
  CHSC55391  Herniaria hirsuta subsp. cinerea L. P. Janeway; Jean Witzman 1988-4-30 2654 San Luis Obispo Near 'headwaters' of Huerhuero Cr. In dirt rd. 411 Comment
  SBBG123081  Hesperevax caulescens D. Keil, K. Keil 2001-4-20 29366 San Luis Obispo Davis Rd, 1.8 mi SE of Hwy 46, SE of Cholame 420 Comment
  SEINET179269  Hesperevax sparsiflora var. sparsiflora Marcus E. Jones 1882-5-5 3225 San Luis Obispo San Luis Obispo. Comment
  OBI47559  Hesperocnide tenella David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19224 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58 Comment
  OBI57082  Hesperocyparis macrocarpa Danielle DeRome 1995-4-1 419520 San Luis Obispo Collected in Poly Cyn ENE of othe Peterson ranch house on the W facing slope above Brizzolara Crk. Comment
  OBI7225  Hesperocyparis sargentii J. B. Carstens 1966-4-10 24 San Luis Obispo 4 mi W of hwy 101 Cuesta Grade summit Comment
  OBI53953  Hesperolinon micranthum David J. Keil, Justin Epting 1995-6-14 25370 San Luis Obispo Santa Lucia Mtns. Cal Poly's Pennington Crk Biological Reserve Comment
  UC1583670  Hesperolinon micranthum David Keil with Dirk Walters 1986-5-2 19308 San Luis Obispo just n San Luis Obispo; Santa Lucia Mountains, Reservoir Canyon 182 Comment
  OBI58343  Hesperolinon micranthum David J. Keil 1998-6-1 27561 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI58345  Hesperolinon micranthum David J. Keil, with Kathleen A. Keil 1998-5-26 27433 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Rd., 3.3 miles from Hwy 58 (35 deg. 21.466' N x 120 deg. 16.570' W). 640 Comment
  CAS-BOT-BC422593  Hesperomecon linearis R. F. Hoover 1947-3-30 6818 San Luis Obispo East branch of Huerhuero Creek about 5 mi. s. of Creston Comment
  OBI58565  Hesperomecon linearis David J. Keil 1998-4-20 26877 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. Comment
  OBI32252  Hesperoyucca whipplei David J. Keil 1981-6-20 14904 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI51749  Hesperoyucca whipplei R. Mike Arens 1994-6-10 83 San Luis Obispo Calif Polytechnic State Univ campus. Poly Cyn near Botanical Garden 152 Comment
  SBBG104909  Hesperoyucca whipplei F. L. Johnson, E. A. Young 1993-5-23 ROB 508 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1296166  Heterodraba unilateralis R. F. Hoover 1949-4-21 7625 San Luis Obispo 14 mi e of Creston (on La Panza Road) Comment
  OBI17658  Heteromeles arbutifolia Kamran Alavi 1977-8-12 34 San Luis Obispo Reservoir Cyn, San Luis Obispo Comment
  CAS-BOT-BC148456  Heteromeles arbutifolia Carl B. Wolf 1932-11-17 1636 San Luis Obispo Near summit of grade on road from Atascadero to Moro Bay - Santa Lucia Mountains 457 Comment
  SBBG27202  Heteromeles arbutifolia C. B. Wolf 1932-11-17 4409 San Luis Obispo hillside near summit of grade on rd from Atascadero to Morro Bay Comment
  OBI79470  Heterotheca grandiflora David J. Keil 2011-11-26 31202 San Luis Obispo Highway 58 east of junction with Highway 229. Lower part of Calf Canyon 415 Comment
  CDA16870  Heterotheca sessiliflora G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. n Comment
  UC2027022  Heterotheca sessiliflora Greg Wilvert 2005-7-20 496 San Luis Obispo Southeast Half of the Caliente Range. 1.1km NW of Semper Spring Comment
  OBI28587  Hirschfeldia incana John Jackman & Julie Truesdale, Julie Truesdale 1980-1 62 San Luis Obispo MacGillivary Ranch, Adelaida; on the airstrip and other disturbed sites Comment
  OBI60931  Hoita orbicularis David J. Keil 2002-9-12 29922 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road 107 Comment
  CAS-BOT-BC412712  Hollisteria lanata R. F. Hoover 1946-6-16 6168 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  RSA130639  Holodiscus discolor R. W. Summers s.n. San Luis Obispo Base of San Luis Obispo Mountains Comment
  OBI63027  Hordeum brachyantherum subsp. californicum David J. Keil 1989-5-3 21205 San Luis Obispo San Luis Obispo hillsides between Los Osos Valley Rd and Prefumo Cyn Rd accessed from end of Diablo Dr at site of proposed Irish Hills Golf Course Comment
  OBI31768  Hordeum marinum Turnquist, Smeltzer 1982-5-1 74 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI6990  Hordeum marinum Theo Fitanides, Anthony Baniaga 2010-5-7 161 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 471 Comment
  UCD85919  Hordeum murinum subsp. glaucum A. A. Beetle 1942-4-15 3043 San Luis Obispo San Luis Obispo County: Southwestern part of county. Santa Maria River, near Taylor Spring. Comment
  CAS-BOT-BC271396  Hordeum vulgare T. Franklin Twisselmann 1970-5-16 5 San Luis Obispo Davidson Hills, Choice Valley, eastern San Luis Obispo county 609 Comment
  OBI77859  Hordeum vulgare David J. Keil, V. L. Holland and LynneDee Oyler 1995-4-27 24968 San Luis Obispo Trail head 11 mi E of Tepusquet Cyn rd on Hwy 166 Comment
  SJSU5176  Horkelia cuneata W. R. Smythe 1955-5-30 175 San Luis Obispo 3.5 mi S of Morro Bay Comment
  OBI10094  Horkelia cuneata subsp. cuneata Robert F. Hoover 1969-5-3 11289 San Luis Obispo 4 mi W of Nipomo Comment
  OBI35575  Horkelia cuneata subsp. cuneata S. M. Inman 1983-4-25 3 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 49 Comment
  RSA128113  Horkelia cuneata subsp. puberula Clare B. Hardham 1959-5-21 4591 San Luis Obispo Cambria. Comment
  UC1532782  Horkelia cuneata subsp. sericea Robert F. Thorne 1968-6-7 37776 San Luis Obispo ca 3 mi s Oceano (sandy flat area back of sand dunes near Jack Lake); near Jack Lake Comment
  CAS-BOT-BC537326  Horkelia cuneata var. cuneata R. F. Hoover 1969-5-3 11288 San Luis Obispo 4 mi. W of Nipomo Comment
  CAS-BOT-BC143913  Horkelia cuneata var. sericea Alice Eastwood 1927-7-29 14956 San Luis Obispo Morro sands Comment
  CAS-BOT-BC312551  Hulsea heterochroma R. F. Hoover 1947-4-26 7083 San Luis Obispo 3 mi. ne of Pozo Comment
  CAS-BOT-BC422622  Hunnemannia fumariifolia Roxana S. Ferris 1929-4-15 7636 San Luis Obispo Callender Comment
  UC964799  Hydrocotyle ranunculoides G. Thomas Robbins 1950-5-13 3349 San Luis Obispo w. shore Oso Flaco Lake Comment
  OBI31226  Hypericum anagalloides Julie M. Vanderwier 1979-5-19 168 San Luis Obispo Indian Knob Tar Sands Comment
  UCR38897  Hypericum anagalloides David J. Keil, E. A. Wise 1982-7-2 16271 San Luis Obispo Central Coast, Nipomo Mesa area west of Pomeroy Rd along Black Lake Canyon trail Comment
  CAS-BOT-BC311474  Hypochaeris radicata Clare B. Hardham 1960-7-17 6403 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  OBI51157  Hypochaeris radicata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .5 San Luis Obispo San Simeon State Park. NE corner of park. top of hill to W of lone Monterey pine 0 Comment
  RSA142142  Hypochaeris radicata Clare B. Hardham 1960-7-17 6403 San Luis Obispo Cambria. Plants of the Santa Lucia Mountains. Comment
  UC87272  Isocoma menziesii var. menziesii E. Palmer, M. D. 1876-6-1 198 San Luis Obispo n San Luis Obispo; Coast Range 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
  JEPS99326  Isolepis carinata Clare Hardham 1958-6-27 3727 San Luis Obispo Cambria Comment
  UC1146321  Isolepis carinata R. F. Hoover 1950-4-21 7854 San Luis Obispo Cambria Comment
  CAS-BOT-BC112555  Isolepis cernua Clare Butterworth Hardham 1963-6-18 10829 San Luis Obispo Pinus radiata woods, Cambria. Comment
  OBI43018  Isolepis cernua Robert J. Rodin 1972-3-29 8611 San Luis Obispo Oso Flaco, S side of lagoon Comment
  CAS-BOT-BC340193  Jaumea carnosa Roxana S. Ferris 1953-7-24 12689 San Luis Obispo Oso Flaco Lake, ca. 3 mi. W of State Highway 1 Comment
  OBI79702  Juglans hindsii David J. Keil 2012-7-18 31432 San Luis Obispo Oceano. Arroyo Grande Creek just south of Oceano Airport and sewage treatment plant (Strand Way) 5 Comment
  OBI75312  Juglans regia David J. Keil 2010-11-10 30957 San Luis Obispo South of Nipomo on Thompson Ave. along Nipomo Creek, 1 mile north from junction with CA 166 68 Comment
  UCSB48331  Juncus C. Hardham 1958-5-2 3159 San Luis Obispo OAK FLAT W OF PASO ROBLES Comment
  OBI73020  Juncus bufonius var. bufonius David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25424 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  UC1101027  Juncus hesperius Malcolm A. Nobs and S. Galen Smith 1949-6-22 833 San Luis Obispo ca 3 mi s Oceano (Dune Lakes Gun Club) Comment
  UC771776  Juncus hesperius R. F. Hoover 1946-10-20 6523 San Luis Obispo near Callender railroad siding Comment
  SD37607  Juncus lescurii Edith A. Purer 1933-7-20 5073 San Luis Obispo Moist place in the sand dunes, northwest of Guadalupe. Comment
  OBI38568  Juncus lescurii Eric Wise 1981-6-29 835 San Luis Obispo Twin Lake of Dune Lakes. Comment
  OBI76647  Juncus uncialis Meg Perry 2010-4-2 9 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, NE 1/4 sect 4 613 Comment
  OBI80842  Juncus usitatus David J. Keil 2015-2-19 32648 San Luis Obispo Cal Poly campus. Wetland area between Cerro Vista dorms complex and Village Drive 125 Comment
  RSA586558  Juncus xiphioides F. L. Johnson, E. A. Young 1993-5-27 ROB 0661 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 1 km NE of Chorro Reservoir. Camp San Luis Obispo. Comment
  CHSC112899  Juniperus californica Tim Hanson; Laura Askim 2014-3-12 17 San Luis Obispo Inner Southern Coast Ranges. On the eastern border of Carrizo Plain National Monument; near the water tower on the ridge to the southeast of Browns Canyon; 11.5 air km west of Derby Acres. 1168 Comment
  CAS-BOT-BC81058  Juniperus californica Ernest C. Twisselmann; Donald J. Bedell 1969-11-15 16331 San Luis Obispo Sulfur Springs Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 205 Comment
  CAS-BOT-BC81061  Juniperus californica R. F. Hoover 1948-5-2 7505 San Luis Obispo Between San Juan R. & Carrizo Plain, west of Simmler Comment
  UC1063231  Keckiella cordifolia H. C. Lee 1937-6-7 1049 San Luis Obispo 4 mi se Huerhuero School; Pozo Quad. 594 Comment
  RSA400450  Keckiella cordifolia Austin P. Griffiths, Patricia L. Griffiths 1966-7-25 5073 -a San Luis Obispo Near base of north-facing slope at canyon mouth, c. 2 mi southeast of Oceano. Comment
  SEINET10943135  Kickxia elatine David J. Keil 1979-10-27 Keil 13638 San Luis Obispo East of Arroyo Grande along Road to Lopez Lake, ca. 1 mile E of Orcutt Road. First record for San Luis Obispo County. Comment
  SBBG130685  Kickxia spuria D. J. Keil 2012-7-14 31410 San Luis Obispo S Higuera St, just S of San Luis Obispo city limits, just N of Octagon Barn 30 Comment
  RSA0019485  Koeleria macrantha David J. Keil 1988-3-19 20429 San Luis Obispo Froom Ranch, SW of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, SW of San Luis Obispo city limits. 30 Comment
  RSA648953  Koeleria macrantha Smeltzer, Turnquist 1982-5-7 124 San Luis Obispo on the northeast side of Laguna Lake Park Comment
  OBI21937  Koeleria macrantha Robert F. Hoover 1964-5-11 8777 San Luis Obispo Rd to Hi Mtn from Pozo-Arroyo Grande summit Comment
  OBI64964  Krascheninnikovia lanata Greg Wilvert 2005-3-30 69 San Luis Obispo SE Half of Caliente Range. Approx 1.1 km SSE of Padrones Spring 1232 Comment
  JEPS35286  Lactuca serriola Peter H. Raven 1964-3-25 18749 San Luis Obispo above and e Cambria Comment
  UCR161218  Lamarckia aurea George K. Helmkamp, E. A. Helmkamp 2005-3-5 9034 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  OBI44833  Lamium amplexicaule David J. Keil 1985-3-31 18506 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and hwy 229 Comment
  OBI57994  Lastarriaea coriacea Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano dunes. S of Jack Lake Comment
  CAS-BOT-BC334588  Lasthenia californica Reid Moran 1937-4-4 178 San Luis Obispo Morro Bay Comment
  RSA0027877  Lasthenia californica Greg Wilvert 2005-3-26 42 San Luis Obispo Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range. 826 Comment
  SD43612  Lasthenia californica Darley F. Howe 1948-5-17 1829 San Luis Obispo Coast Comment
  UC1363832  Lasthenia californica subsp. macrantha Robert Ornduff 1958-5-11 4980 San Luis Obispo 1.8 mi n Arroyo de la Cruz (flat table w of Highway 1, s of small ravine leading to beach, 5.6 mi s of Monterey County line) Comment
  UC89987  Lasthenia debilis L. Jared 1893-5-1 San Luis Obispo Goodwin Comment
  UC1747210  Lasthenia ferrisiae David Keil with Kathleen Keil 1992-4-11 22793 San Luis Obispo Belmont Trail ca. 2 mi E of Soda Lake Road at int. with small cross road California Valley, Carissa Plain Comment
  POM220933  Lasthenia ferrisiae D. D. Keck, Jens Clausen 1935-4-9 3103 San Luis Obispo Cholame Creek at Cholame. 366 Comment
  CAS-BOT-BC329155  Lasthenia glabrata subsp. coulteri R. F. Hoover 1966-3-30 9767 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  UC1314960  Lasthenia gracilis R. F. Hoover 1967-5-13 10562 San Luis Obispo coast w Cambria Comment
  UC579211  Lasthenia gracilis N. K. Carlson 1936-3-20 189 San Luis Obispo 2 mi e of Islay Hill; Arroyo Grande Quadrangle 182 Comment
  CAS-BOT-BC361257  Lasthenia leptalea Peter H. Raven 1963-5-3 18279 San Luis Obispo Atascadero Comment
  UC1363806  Lasthenia leptalea Robert Ornduff 1958-5-11 4976 San Luis Obispo North Traffic Way 1.8 mi n Atascadero city center (hillside opposite old adobe remains near railroad tracks, between Asuncion Station and San Jacinto Ave) Comment
  UCD133655  Lasthenia leptalea Clare B. Hardham 1960-3-28 5249 San Luis Obispo San Luis Obispo County: Santa Lucia Mountains. Bee Rock. 304 Comment
  CAS-BOT-BC370826  Lasthenia minor R. F. Hoover 1952-4-20 8143 San Luis Obispo North side of Soda Lake, Carrizo Plain. Comment
  CAS-BOT-BC370865  Lasthenia minor Ernest C. Twisselmann 1958-4-8 4218 San Luis Obispo San Andreas Fault at the summit of Palo Prieta Canyon 701 Comment
  JEPS27061  Lasthenia minor Rimo Bacigalupi with F. Chisaki, L. Dempster, and C. Hardham 1960-5-12 7440 San Luis Obispo 1.5 mi w Bee Rock (just n of Tierra Redonda Mtn., Old Lynch Ranch (see Bradley 15 ed. of 1919 U.S.G.S. sheet), n San Luis Obispo County) 341 Comment
  JEPS35403  Lasthenia minor W. L. Jepson 1927-4-27 12031 a San Luis Obispo Cholame Ranch 335 Comment
  CDA4174  Lathyrus odoratus G. K. Helmkamp, E. A. Helmkamp 1998-5-19 3872 San Luis Obispo Santa Lucia Range. Southwest of Paso Robles along CA-46 at York Mountain Rd. Comment
  OBI57908  Lathyrus odoratus David J. Keil 1998-6-15 27837 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles E of junction with Old Creek Rd., just W of junction with Apple Rd. 378 Comment
  OBI33308  Lathyrus odoratus Marcia Meissner 1965-5-22 30 San Luis Obispo 107 California Blvd, San Luis Obispo Comment
  OBI83495  Lathyrus vestitus Douglas Wyman, Olivia Hooker, Pierre McAlister, Robert Jepson, Sara Durham, Samuel Fenstermaker 2017-2-4 1 San Luis Obispo Lizzie Street, High School Hill Trail. Collected about 500 meters up the trail in a sunny grassland, near oak woodland and chaparral 151 Comment
  UC197327  Lathyrus vestitus var. vestitus I. J. Condit Jun 1912 San Luis Obispo San Carpojo Comment
  OBI15860  Layia Robert F. Hoover 1956-4-26 8369 San Luis Obispo Baywood park Comment
  OBI64546  Layia gaillardioides David J. Keil, with V. L. Holland 2001-3-29 29236 San Luis Obispo Santa Lucia Mountains. Santa Rita Road, ca. 4.4 road miles east from junction with Old Creek Road Comment
  CAS-BOT-BC321648  Layia glandulosa Ernest C. Twisselmann 1969-4-14 15111 San Luis Obispo La Panza Range. Shell Creek. 419 Comment
  JEPS74769  Layia glandulosa L. R. Heckard, T. I. Chuang, and R. C. Bacigalupi 1975-4-22 3978 San Luis Obispo along Calif. route 1, .2 mi w Black Lake junction Comment
  UCSB12631  Layia glandulosa Haller, John 1961-6-1 San Luis Obispo Adjacent to California State Highway 1, about 3.5 mi. by road N of town of Morro Bay Comment
  CAS-BOT-BC327216  Layia heterotricha Ernest C. Twisselmann 1957-5-3 3469 San Luis Obispo Caliente Range: east slope of Calliente Mountain. 822 Comment
  UCSB16571  Layia heterotricha 1962-3-24 San Luis Obispo 2.8 miles northeast of U.S. 466 at Cholame on State 41 441 Comment
  OBI17767  Layia hieracioides Dave Imper 1977-3-21 86 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd Comment
  UC75862  Layia hieracioides Miss M. Alice King 1895-5-1 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC327197  Layia hieracioides R. F. Hoover 1950-4-30 7858 San Luis Obispo East slope of La Panza Range Comment
  UC1285435  Layia hieracioides R. F. Hoover 1956-4-26 8369 San Luis Obispo Baywood Park Comment
  OBI78804  Layia jonesii Michael Walgren 2014-4-15 385 San Luis Obispo Chevron Oil Company property in a field .5 miles east of the intersection of Zanzibar and Tuscan roads. 159 Comment
  UCD135695  Layia jonesii Bruce G. Baldwin 1989-4-21 735 San Luis Obispo San Luis Obispo County: California Polytechnic State University at San Luis Obispo, near summit of Poly Mountain along fenceline where trail parallels. Comment
  POM97526  Layia jonesii P. A. Munz 1926-4-9 10227 San Luis Obispo Morro Comment
  POM98660  Layia jonesii P. A. Munz 1925-3-24 9236 San Luis Obispo 3 miles W of San Luis Obispo Comment
  RSA0001361  Layia jonesii Marcus E. Jones 1882-5-5 3224 San Luis Obispo San Luis Obispo. Comment
  RSA92183  Layia jonesii F. W. Peirson 1925-3-25 5687 San Luis Obispo Between Morro and San Luis Obispo Comment
  UC1576741  Layia munzii Dean Wm. Taylor with Roy E. Buck 1989-3-21 10177 San Luis Obispo on a low ridge forming the e rim of the s arm Soda Lake (s end Soda Lake, .2 mi e of junction of Soda Lake Road with Simler Road); Painted Rock Quad., Carrizo Plain, Soda Lake 585 Comment
  UC1753622  Layia munzii David Keil with Kathleen Keil 1992-4-11 22791 San Luis Obispo Belmont Trail ca. 2 mi E of Soda Lake Road at int. with small cross road California Valley, Carissa Plain Comment
  CAS-BOT-BC327668  Layia munzii Ira L. Wiggins 1932-3-20 5784 San Luis Obispo Hillsides in immediate vicinity of Cholame Comment
  JEPS98915  Layia pentachaeta subsp. albida Bruce G. Baldwin 1988-4-10 694 San Luis Obispo 0.25 mi W of Kern Co. line along Hwy 58 Temblor Range Comment
  OBI77588  Layia platyglossa David J. Keil, Kathleen Keil 1995-4-15 24848 San Luis Obispo Shell Crk rd ca. 1/2 mi N of jctn with Calif Rte 58 Comment
  UC2027074  Layia platyglossa Greg Wilvert 2005-5-15 426 San Luis Obispo Southeast Half of the Caliente Range: 1.1 km NW of Semper Spring Comment
  CAS-BOT-BC382132  Layia platyglossa Ernest C. Twisselmann 1953-3-23 600 San Luis Obispo Eastern San Luis Obispo; Temblor Range and the Western San Joaquin Valley Comment
  JEPS99105  Layia platyglossa Clare B. Hardham 1960-5-5 5617 San Luis Obispo Pine Mountain Santa Lucia Mountains 762 Comment
  RSA130652  Layia platyglossa subsp. platyglossa R. W. Summers 1888-5-1 s.n. San Luis Obispo [Unspecified] Comment
  SD249097  Lemna gibba David J. Keil 2001-5-10 29430 San Luis Obispo Bitterwater Road, Pinole Spring, 10.1 road milse north from Highway 58 at site of stone springbox on slope below road. 689 Comment
  OBI79092  Lemna minuta David J. Keil 2011-11-5 31135 San Luis Obispo Oceano. Pismo State Beach, Oceano Campground. Trail around lagoon 3 Comment
  RSA0039720  Lepechinia calycina LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6501 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
  OBI58172  Lepechinia calycina David J. Keil 1998-5-4 27041 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  CAS-BOT-BC88722  Lepidium acutidens Ernest C. Twisselmann 1955-3-22 1745 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southeast shore of Soda Lake, Carrisa Plains. 585 Comment
  SEINET13752236 Image available Lepidium chalepense Richard R. Halse 2015-1 9362 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. 3 Comment
  UC1126670  Lepidium dictyotum D. Axelrod 1935-3-31 256 San Luis Obispo 2 mi e Cuyama Ranch; Santa Ynes Quad. 670 Comment
  CAS-BOT-BC89011  Lepidium dictyotum Ernest C. Twisselmann 1955-3-22 1747 B San Luis Obispo Temblor Range and the Western San Joaquin Valley. 1 mile north of Soda Lake, Carissa Plains. 609 Comment
  OBI26939  Lepidium didymum David J. Keil 1981-2-17 s.n. San Luis Obispo 708 Manzanita, Los Osos Comment
  OBI36935  Lepidium draba Eric Wise 1982-5-1 1443 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI79893  Lepidium draba David J. Keil 2012-7-18 31448 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line 22 Comment
  UCSB13172  Lepidium jaredii Hardham, Clare 1960-3-25 San Luis Obispo South end of Soda Lake; Carissa Plains Comment
  UC556432  Lepidium jaredii David D. Keck and J. Clausen 1935-4-10 3157 San Luis Obispo 18 mi s Soda Lake; Carrizo Plains 609 Comment
  RSA143419  Lepidium lasiocarpum Clare B. Hardham 1960-2-23 5225 A San Luis Obispo South end Soda Lake, Carrisa Plains. Comment
  CAS-BOT-BC12571  Lepidium nitidum Clare B. Hardham 1960-2-23 5225 A San Luis Obispo Carrisa Plains. South end of Soda Lake. Comment
  OBI14994  Lepidium nitidum Eben McMillan 1952-3-21 1 San Luis Obispo In Polonio Pass 5 mi NE of Cholame Comment
  OBI57242  Lepidium nitidum David J. Keil 1998-4-14 26704 San Luis Obispo Just off Hwy.166 on Alamo Cr. Rd. Comment
  UCD115828  Lepidium nitidum Ernest C. Twisselmann 1961-3-27 6024 San Luis Obispo San Luis Obispo County: Grant's Lake, eastern part of county. Shandon, CA. 576 Comment
  OBI54289  Lepidium strictum David J. Keil 1996-5-2 25859 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo Comment
  OBI43378  Leptochloa fusca subsp. fascicularis Eric Wise 1981-10-23 1381 San Luis Obispo Spring W of Kerr "lake". MacMillan Rd, 8.6 mi NE of hwy 46 on White Crk Ranch Comment
  CAS-BOT-BC257669  Leptosiphon androsaceus R. C. Wenk 2007-4-8 601 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge 1310 Comment
  RSA114596  Leptosiphon liniflorus Roxana S. Ferris 1955-5-24 12814 San Luis Obispo Palo Prieto Canyon, ca. 2 mi. S of U.S. Highway 466 on road to Simmler. Comment
  HSC38512  Leptosiphon parviflorus W. R. Swain 1975-4-26 35 San Luis Obispo 2 mi. from trailhead in Lopez Canyon 427 Comment
  OBI11354  Leptosiphon parviflorus Robert F. Hoover 1958-4-11 8441 San Luis Obispo 18 miles E of Creston on La Panza Rd. Comment
  OBI28548  Leptosiphon parviflorus John Jackman, Julie Truesdale 1980-3 157 San Luis Obispo MacGillivary Ranch, Adelaida, California Comment
  OBI28718  Leptosyne bigelovii Robert J. Rodin 1965-3-28 7128 San Luis Obispo Up San Juan Crk 4 mi from bridge on Rd E of Pozo Comment
  SBBG14751  Leptosyne calliopsidea E. C. Twisselmann 1962-3-18 6704 San Luis Obispo summit of Palo Prieto Cyn 655 Comment
  SBBG81946  Leptosyne calliopsidea C. F. Smith 1950-3-18 2572 San Luis Obispo Carrizo Plain, ca. 20 mi NW of Hwy 399 (St Hwy 33) Comment
  UCR132026  Lessingia filaginifolia var. filaginifolia George K. Helmkamp 2003-9-10 8138 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  JEPS114132  Lessingia glandulifera var. glandulifera J. Clark, M. Petroelje 2000-6-15 San Luis Obispo Department of Fish & Game Big Sandy Wildlife Area LCTA Plot 108, flood plain of Salinas River upstream from confluence with the Big Sandy. Comment
  RSA216872  Lessingia glandulifera var. glandulifera Robert F. Hoover 1966-10-7 10130 San Luis Obispo Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  UC1287411  Lessingia pectinata var. tenuipes Willard Spence 1963-6-21 673 San Luis Obispo 1.2 mi off route 41 and 466 Cholame; Palo Prieto Canyon, Bitterwater Creek Comment
  CAS-BOT-BC283687  Leymus condensatus R. F. Hoover 1947-7-8 7285 San Luis Obispo Steiner Creek [Serrano Canyon] Comment
  UC771706  Leymus mollis subsp. mollis R. F. Hoover 1946-7-21 6243 San Luis Obispo Morro Bay; n end Comment
  CAS-BOT-BC272235  Leymus pacificus Lee McHenry 1947-5-18 s.n. San Luis Obispo So. of Hazard Canyon Comment
  RSA121277  Leymus triticoides W. A. Peterson 1936-7-9 347 San Luis Obispo Cuyama Ranch. 671 Comment
  RSA755082  Leymus triticoides David J. Keil 1998-10-9 28185 San Luis Obispo Elkhorn Plain, Elkhorn Road at Kern County line. Comment
  JEPS19612  Limnanthes douglasii subsp. nivea W. L. Jepson 1927-4-26 11968 San Luis Obispo Santa Margarita 335 Comment
  OBI78272  Limnanthes douglasii subsp. nivea W. L. Jepson 1920-4-7 8441 San Luis Obispo Santa Margarita Comment
  OBI11600  Limonium californicum Marta Bruckner 1963-12-16 13 San Luis Obispo Morro Bay State Park Comment
  UC718520  Linanthus bicolor Carl B. Wolf 1935-4-17 San Luis Obispo 0.3 mi e San Luis Obispo County line; Diablo Range, Cottonwood Canyon 487 Comment
  CAS-BOT-BC226856  Linanthus californicus David D. Keck 1933-5-5 2231 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe Comment
  HSC30138  Linanthus californicus J. D. Ackerman, A. M. Montalvo 1974-3-25 148 San Luis Obispo 4.5 mi. E of Pozo Comment
  UCR246693  Linanthus californicus subsp. californicus Forrest D. Freund, J. M. Porter 2013-3-19 117 San Luis Obispo La Panza Range, along CA Hey 58, 0.9 mi west of the junction with Golden Lane and 0.9 mi east of the junction with County Road 229 812 Comment
  OBI30981  Linanthus californicus subsp. tomentosus Julie M. Vanderwier 1979-2-27 96 San Luis Obispo Indian Knob Tar Sands Comment
  UC573363  Linanthus dichotomus G. T. Nordstrom 1937-4-6 1048 San Luis Obispo 3.8 mi n Chimney Rock; Adelaida Quad. 213 Comment
  POM203598  Linanthus dichotomus subsp. dichotomus I. L. Wiggins 1932-3-21 5810 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  UC1023821  Linanthus parryae R. F. Hoover 1947-4-20 6988 San Luis Obispo N of Pozo (Yaro Creek district) Comment
  RSA0048532  Linaria canadensis var. texana A. L. Haines 1951-5-29 5124 San Luis Obispo 2 mi. So. of Oceano. 15 Comment
  RSA660574  Linaria maroccana Austin P. Griffiths 1978-5-20 10 -99 San Luis Obispo Oceano. 10 Comment
  SBBG113392  Linaria maroccana A. P. Griffiths 1976-5-20 San Luis Obispo Oceano 10 Comment
  OBI30530  Linum bienne Kathlene Jones 1981-5-27 s.n. San Luis Obispo Approx 18 mi N of Cambria along Hwy 1 exactly 1.8 mi N of Arroyo de la Cruz Crk and 4 mi S of San Carpojo Crk 18 Comment
  OBI70830  Lithophragma heterophyllum David J. Keil, with V. L. Holland 2009-4-28 30591 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
  OBI26241  Lithophragma heterophyllum Mark E. Schneider 1974-3-27 s.n. San Luis Obispo Next to rd; 2 mi up Perfumo Cyn Comment
  OBI33378  Lithophragma heterophyllum David J. Keil 1982-3-20 15742 San Luis Obispo San Luis Range in Irish Hills along dirt rd leading from See Canyon Rd to Hibberd Preserve Comment
  OBI83477  Lobularia maritima Anyssa Rodarte, Andrew Johnson, Jack Molnar, Isaac Teixeira, Lauren Davenport 2017-1-28 4 San Luis Obispo Morro Beach Strand. Along the west side of the creek about one quarter of a mile down from the walking bridge that crosses over the creek tucked into the underside of a bush. 7 Comment
  CAS-BOT-BC60208  Lobularia maritima Ernest C. Twisselmann 1955-10-1 2417 San Luis Obispo Morro Bay State Park. Between the golf course and the bay. 3 Comment
  CAS-BOT-BC174525  Loeflingia squarrosa Clare B. Hardham 1960-4-29 5550 San Luis Obispo Atascadero Comment
  CAS-BOT-BC342305  Logfia filaginoides Alice Eastwood 1926-5-4 13835 a San Luis Obispo Paso Robles Comment
  UC1118401  Logfia filaginoides C. M. Belshaw 1936-3-27 1736 San Luis Obispo 4.5 mi nne Hollister Pk.; Cayucos Quad. 198 Comment
  SDSU4137  Logfia filaginoides D. F. Howe 1962-7-22 3339 San Luis Obispo At Santa-Barbara-San Luis Obispo Co. line on #1. Comment
  CDA11491  Lolium multiflorum G. F. Hrusa 1995-5-28 12271 San Luis Obispo Black Butte Research Natural Area; Occasional on open flats between intersections of access roads to Mt. Lowe radio facility and Peak 1 radio facility with main ridge road. Sown in area after Las Pilitas fire in 1985. Comment
  UC1738823  Lolium multiflorum D. W. Taylor 1971-3-31 San Luis Obispo in the Monterey Pine stand Cambria Comment
  SEINET196250  Lomatium caruifolium Bernard Miossi 1940-3-17 212 San Luis Obispo Hill one mile north of San Luis Obispo 61 Comment
  UC875111  Lomatium caruifolium var. caruifolium Alice Eastwood and John Thomas Howell 1937-5-1 4179 San Luis Obispo near the Laguna San Luis Valley Comment
  OBI8894  Lomatium dasycarpum Robert F. Hoover 1947-2-24 6624 San Luis Obispo First ridge W of Cerro Romauldo (near San Luis Obispo) Comment
  SBBG24890  Lomatium dasycarpum subsp. dasycarpum R. N. Philbrick 1965-1-29 B 6563 San Luis Obispo San Bernardo Cyn Comment
  OBI53955  Lomatium parvifolium David J. Keil, Justin Epting 1995-6-14 25372 San Luis Obispo Coastal foothills of Santa Lucia Mts. Cal Poly's Pennington Crk Biological Rserve Comment
  OBI60094  Lomatium utriculatum G. F. Hrusa, T. D. Wilfred 1997-3-10 13631 San Luis Obispo Carrizo Plain, E of Soda Lake Rd. turnoff to Washburn Ranch. Approx 5 mi S of Soda Lake 625 Comment
  OBI82592  Lomatium utriculatum David J. Keil 2016-2-29 33522 San Luis Obispo San Luis Obispo. South Hills Open Space 75 Comment
  SBBG107410  Lonicera hispidula C. B. Hardham 1956-6-20 957 San Luis Obispo Tassejara Cyn, Cuesta Grade Comment
  UCR87685  Lonicera hispidula George K. Helmkamp, E. A. Helmkamp 1995-6-20 95 2 24 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  CAS-BOT-BC240572  Lonicera hispidula Clare B. Hardham 1960-5-21 5843 San Luis Obispo Santa Lucia Mountains. North slopes along Santa Rita Cr., Juhl Rch. west of Templeton Comment
  HSC91492  Lonicera hispidula var. vacillans Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro, MDO4 Comment
  UC716292  Lonicera interrupta Roxana S. Ferris 1939-5-29 9762 San Luis Obispo hills about 4 mi se Templeton 304 Comment
  JEPS51971  Lonicera involucrata var. ledebourii Ernest C. Twisselmann 1965-11-2 11694 San Luis Obispo between ocean and Highway 1; Arroyo de la Cruz 9 Comment
  UC455871  Lonicera involucrata var. ledebourii I. J. Condit 1910-4-30 San Luis Obispo Oceano Comment
  UC573218  Lonicera subspicata var. denudata T. M. Hendrix 1937-6-1 231 San Luis Obispo 2.6 mi ene Huerhuero School; Pozo Quadrangle 563 Comment
  CAS-BOT-BC234937  Lonicera subspicata var. denudata Ernest C. Twisselmann 1955-6-16 2152 San Luis Obispo La Panza Range. Queen Bee Canyon 673 Comment
  SEINET8075653  Lotus corniculatus Lindsy Mobley, Vanessa Shevlin; Chad Porter 2014-5-20 2 San Luis Obispo Laguna Lake, San Luis Obispo, along the eastern side of the North Shore, 20 ft from water.; 0 12 Comment
  OBI31798  Lotus corniculatus Smeltzer, Turnquist 1982-5-19 134 San Luis Obispo Along the laguna lake paved rd and the NE shoreline of lake Comment
  RSA90297  Lotus grandiflorus var. grandiflorus Margaret Stason 1932-05 329 San Luis Obispo Near summit of Poza Mts. Comment
  UC80814  Lotus heermannii E. Palmer, M. D. Jul 1876 81 - San Luis Obispo n of San Luis Obispo; Coast Range Comment
  RSA29597  Lotus procumbens var. procumbens Roxana S. Ferris 1939-5-18 9743 San Luis Obispo About 3 miles east of Templeton on the Creston road. Comment
  UCR14501  Lotus salsuginosus George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, north of 'Morro Bay' on Cuesta Grade [presumably meaning N of San Luis Obispo] 305 Comment
  POM27012  Lotus salsuginosus var. salsuginosus Marcus E. Jones 1882-5-6 2684 San Luis Obispo San Luis Obispo. Comment
  CDA11538  Lotus scoparius G. F. Hrusa, D. Ragan 1995-6-2 12367 San Luis Obispo Black Butte Research Natural Area; Near summit of Ridge 1, immed. east of northern of two radio facilities. Comment
  RSA43236  Lotus scoparius var. scoparius Robert F. Hoover 1946-6-28 6199 San Luis Obispo Oak Park District. Comment
  SEINET7063201  Lotus strigosus 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. UTM Zone 10, 710144mE, 3944489mN. (WGS84/NAD83). 244 Comment
  RSA122872  Lotus strigosus var. hirtellus H. C. Lee 1936-3-14 492 San Luis Obispo one mile southeast of Sycamore Springs. 76 Comment
  UC1129233  Lotus wrangelianus N. K. Carlson 1936-3-25 224 San Luis Obispo 2.9 mi wnw Cerro Romauldo; San Luis Obispo Quad. 182 Comment
  RSA130641  Lotus wrangelianus R. W. Summers 1887-3-6 193 San Luis Obispo S part of San Luis Obispo. Comment
  CAS-BOT-BC60238  Lunaria annua Chester Dudley 1941-5-1 s.n. San Luis Obispo San Miguel. Comment
  UC454671  Lupinus affinis I. J. Condit 1910-6-4 San Luis Obispo Prefumo Canyon Prefumo Canyon, San Luis Obispo (San Luis Obispo); , Prefumo Canyon Comment
  UC54819  Lupinus affinis Mrs. R. W. Summers 1882-3-30 San Luis Obispo San Luis Valley Comment
  OBI3746  Lupinus albifrons Elizabeth Rudd 1971-3-30 214 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI48722  Lupinus albifrons Unknown May1882 s.n. San Luis Obispo Comment
  CAS-BOT-BC195778  Lupinus albifrons var. albifrons Alice Eastwood 1926-5-5 13899 San Luis Obispo Cholame Comment
  CDA16199  Lupinus arboreus G. F. Hrusa, D. Ragan 1999-4-21 15014 San Luis Obispo Oceano Dunes; Oceano Dunes, immediately W of Callender Rd. Hwy 1 roadside at Callender Rd. intersection. 106 Comment
  OBI51315  Lupinus arboreus Jan Barber 1993-8-19 84 San Luis Obispo San Simeon State Park Comment
  LA83656  Lupinus arboreus O. H. Kappler; 1945-4-22 781 San Luis Obispo Near Nipomo, Santa Maria River Comment
  OBI19302  Lupinus arboreus Robert F. Hoover 1961-7-24 8530 San Luis Obispo Pidras Blancas Point Comment
  UCD106624  Lupinus arboreus Austin Griffiths Jr.; Margaret E. Griffiths 1966-5-9 5053 San Luis Obispo San Luis Obispo County: c. 5 miles inland at site south-encircling Oceano. Comment
  RSA17799  Lupinus arboreus var. arboreus Carl B. Wolf 1929-4-15 3573 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  RSA586244  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
  RSA91325  Lupinus arboreus var. arboreus F. W. Peirson 1925-3-25 5683 San Luis Obispo Morro. Comment
  RSA0042095  Lupinus bicolor LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6342 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
  SBBG3545  Lupinus bicolor C. B. Hardham 1959-4-22 4277 San Luis Obispo Santa Rita Crk, W of Templeton Comment
  UC57450  Lupinus bicolor J. H. Barber 1899-4-29 San Luis Obispo Paso Robles Comment
  UCD107259  Lupinus bicolor G. F. Hrusa 1995-5-28 12302 San Luis Obispo San Luis Obispo County: Ridge immediately SW of Radio Facility 2 (Peak 1). 600 Comment
  OBI78122  Lupinus bicolor Eben McMillan 1952-4-2 39 San Luis Obispo Palo Prieto Cyn 7 mi SE of Cholame Comment
  CAS-BOT-BC215061  Lupinus chamissonis Mrs. E. C. Van Dyke 1925-7-1 s.n. San Luis Obispo Pismo Comment
  UCSB46542  Lupinus chamissonis Cook, Carrie 1983-2-27 San Luis Obispo At end of Pecho Valley Road, before it turns into a private road, inside Montana de Orro Park, Los Osos; just north ofPt. Buchon; along dirt trail leading towards Pacific; approx. 250 ft. from trail origin 12 Comment
  UC1063524  Lupinus concinnus E. Armstrong 1934-4-1 1091 San Luis Obispo 6 mi ene Pozo; Pozo Quad. Comment
  OBI42930  Lupinus concinnus Jan Johnson, Melissa Boggs 1986-5-11 14 San Luis Obispo Los Padres Natl Forest. East Cuesta Ridge about 12 mi N of San Luis Obispo, off hwy 101 Comment
  OBI27312  Lupinus hirsutissimus Robert L. Allen 1981-4-26 239 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  OBI48219  Lupinus hirsutissimus David J. Keil 1985-3-31 18492 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and hwy 229 Comment
  HSC76451  Lupinus horizontalis var. horizontalis Robert F. Hoover 1966-4-2 9786 San Luis Obispo Canyon behind old 'sheep camp' on E side of Soda Lake, W side of Temblor Range Comment
  UCR103809  Lupinus latifolius George K. Helmkamp 1997-3-8 1452 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  RSA303891  Lupinus ludovicianus J. R. Shevock 1972-4-1 1524 San Luis Obispo Arroyo Grande 244 Comment
  SBBG54846  Lupinus ludovicianus R. F. Hoover 1967-4-12 10430 San Luis Obispo upper Arroyo Grande above confluence of Phoenix Crk Comment
  CAS-BOT-BC207229  Lupinus ludovicianus R. F. Hoover 1946-6-23 6194 San Luis Obispo Summit between Arroyo Grande and Huasna. Comment
  RSA104533  Lupinus ludovicianus Katherine Brandegee 1885-07 s.n. San Luis Obispo Blue Canyon near San Luis Obispo. Comment
  CDA27474  Lupinus microcarpus T. C. Fuller 1967-5-11 15822 San Luis Obispo East side of road, Palo Prieto Canyon, 1.8 miles south of Highway 46 just west of Cholame. 0 Comment
  RSA659060  Lupinus microcarpus R. Riggins 1979-5-12 1177 San Luis Obispo Nacimiento Road 0.6 mi N Nacimiento Dam. Comment
  JEPS97127  Lupinus microcarpus var. densiflorus Clare B. Hardham 1960-4-30 5555 San Luis Obispo Peachy Canyon Santa Lucia Mountains Comment
  JEPS108001  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-7 1147 San Luis Obispo Pozo Road 0.3 mi E Hwy. 58 E of Santa Margarita Comment
  OBI51204  Lupinus microcarpus var. densiflorus Jan Barber 1994-5-29 186 San Luis Obispo Above San Simeon Crk, near E fenceline Comment
  SBBG114044  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-6 1171 San Luis Obispo USFS rd, 2.1 mi E Los Machos Crk, Branch Mtn Comment
  SBBG17725  Lupinus microcarpus var. densiflorus Matson 1950-5-2 San Luis Obispo Park Hill district, near Pozo Comment
  OBI55589  Lupinus microcarpus var. horizontalis George Butterworth 1998-4-17 233 San Luis Obispo Carrizo plain Natural Area. 100 yds E of Elkhorn Rd, 5.3 mi SE of Simmler Rd T31S, R20E, S12 707 Comment
  CDA27481  Lupinus microcarpus var. horizontalis R. Riggins 1979-5-5 1155 San Luis Obispo Elkhorn Trail Road (County 285) 4.8 miles southeast of Hurricane Road. West slopes Temblor Range. 0 Comment
  OBI56791  Lupinus microcarpus var. horizontalis Rhonda Riggins 1979-5-5 1157 San Luis Obispo Triangle formed by Elkhorn Trl Rd (Co. 285) and ranch rd to water tank, 2.3 mi N Coachoro Camp rd Comment
  OBI60106  Lupinus microcarpus var. microcarpus G. F. Hrusa 1997-3-12 13651 San Luis Obispo Approx 30 mi N of Carrizo Plain on Bitterwater Valley Rd 725 Comment
  UC454669  Lupinus microcarpus var. microcarpus I. J. C. and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
  CDA27531  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-5 1156 San Luis Obispo Elkhorn Trail Road (County 285) 4.8 miles southeast of Hurricane Road. West slopes Temblor Range. 0 Comment
  JEPS108057  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1172 San Luis Obispo USFS road 2.1 mi E Los Machos Creek, Branch Mountain, La Panza Range. Comment
  OBI2192  Lupinus microcarpus var. microcarpus Eben McMillan 1952-4-2 42 San Luis Obispo Palo Prieta Cyn 5 mi SE of Cholame Comment
  OBI48420  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1141 San Luis Obispo Just W of San Juan Crk at hwy 58 Comment
  OBI48431  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1144 San Luis Obispo Huerhuero-La Panza Rd 0.2 mi NW Hwy 58 Comment
  OBI48482  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1181 San Luis Obispo Steep rd cut on El Pomar Rd 0.1 mi S of jctn with Vaquero Dr paralleling Salinas River, N Templeton Comment
  CHSC26196  Lupinus nanus Dierter H. Wilken 1965-3-27 131 San Luis Obispo Crocker Grade, west slope of the Temblor Range. 914 Comment
  OBI17773  Lupinus nanus Dave Imper 1977-3-21 60 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  RSA0060737  Lupinus nanus Daisie Huang 2006-4-13 06041338 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  UCR140466  Lupinus nanus George K. Helmkamp 2004-3-15 8378 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  RSA492678  Lupinus nanus subsp. nanus Walter Wisura, L. Aberbom 1989-5-16 4356 San Luis Obispo San Bernardo Creek Ranch, E. of Morro Bay Comment
  SEINET10490833  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2324 San Luis Obispo 1 mi s of atascadero. Comment
  UCR1428  Lupinus ruber Frank C. Vasek 1960-4-11 s.n. San Luis Obispo Simmler Road, 10 mi west of Division of Hwys Maintenence Station at Simmler 462 Comment
  OBI65683  Lupinus sericatus D. R. Miller 1994-6-7 694 -417 San Luis Obispo Pine Mtn Region. George Edmunson cabin area; E slopes of Pine Mt; Tobacco Crk drainage Comment
  SEINET10903607  Lupinus subvexus var. albilanatus Smith 1932-5-22 Smith 4686 San Luis Obispo South edge of templeton. Comment
  UCR161686  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2005-2-24 8965 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  RSA585853  Lupinus truncatus G. Fred Hrusa 1995-5-28 12278 San Luis Obispo Black Butte Research natural Area, below Peak 1 radio facility. 625 Comment
  SD186216  Lupinus truncatus G. K. Helmkamp 2003-8-16 8072 San Luis Obispo Nipomo Mesa at Willow Road, 0.5 mile east of CA-1, near Black Lake golf course. 75 Comment
  UC52310  Lupinus truncatus Rev. R. W. Summers 1883-3-1 165 San Luis Obispo San Luis Mt. 152 Comment
  CAS-BOT-BC436729  Luzula macrantha R. F. Hoover 1947-3-1 6633 San Luis Obispo Cambria Comment
  OBI75792  Luzula subsessilis Al Lindholm 1967-4-10 154 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. North slope of Geode Mountain near pond 460 Comment
  OBI3915  Lysimachia arvensis Patricia Wiese 1971-5-2 37 San Luis Obispo Fuelbreak in Cuesta Ridge Botanical Area. 4 mi from Cuesta Pass 762 Comment
  OBI26210  Lysimachia maritima Lyda W. Edge 1972-4-20 133 San Luis Obispo On ridge in middle of rd, Hospital Lake, Dune lakes area. A more S location than Oceano as given in Hoover Comment
  OBI70182  Lysimachia minima David J. Keil 1991-5-18 21532 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  SBBG119442  Lythrum hyssopifolia E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 82 San Luis Obispo Nacimiento River, upstream from Twin Bridges; Camp Roberts 160 Comment
  UCR93701  Lythrum hyssopifolia George K. Helmkamp 1996-5-25 1064 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  CAS-BOT-BC343883  Madia elegans John Thomas Howell 1929-10-12 4462 San Luis Obispo Atascadero Creek, 4.3 miles w. of Atascadero Comment
  RSA0042397  Madia exigua LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6523 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
  CDA20410  Madia gracilis J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI75810  Madia gracilis Al Lindholm 1967-4-23 189 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  OBI32634  Madia gracilis David J. Keil 1982-5-2 15918 San Luis Obispo Along Pozo rd on Rinconada Grade Comment
  CAS-BOT-BC324529  Madia radiata David D. Keck; J. Clausen 1935-4-9 3111 San Luis Obispo Summit of Polonio Pass 5 miles east of Cholame on road to Lost Hills 579 Comment
  SBBG61186  Madia radiata J. E. Butner 1950-3-18 696 San Luis Obispo MacMillan Ranch, Temblor Range Comment
  CAS-BOT-BC345105  Madia sativa R. F. Hoover 1969-8-1 11508 San Luis Obispo Cambria Comment
  OBI32348  Madia sativa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15935 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
  OBI7267  Madia sativa David J. Keil 1976-9-18 11815 San Luis Obispo 2.5 mi N of jctn with Loez Dr along Orcutt Rd Comment
  RSA117745  Madia sativa S. Carlquist 1956-6-27 403 San Luis Obispo 1.2 miles south of Harmony Comment
  SBBG110181  Maianthemum stellatum C. B. Hardham 1956-4-26 563 San Luis Obispo Santa Rita Crk, W of Templeton Comment
  PGM2946  Malacothamnus davidsonii Vern Yadon 1987-7-16 San Luis Obispo Bee Rock, 1/4 mi W fr Bee Rock Store Comment
  CAS-BOT-BC204150  Malacothamnus jonesii Alice Eastwood; John Thomas Howell 1938-6-13 5910 San Luis Obispo Calf. Canyon Comment
  UCR148771  Malacothamnus jonesii Ramona Robison 2000-5-26 481 San Luis Obispo Huerhuero Creek south of Hwy 46 bridge crossing 226 Comment
  CAS-BOT-BC204154  Malacothamnus jonesii Ernest C. Twisselmann 1956-5-7 2771 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Portagee Canyon, fork of Gillis Canyon 487 Comment
  CAS-BOT-BC204176  Malacothamnus jonesii E. Painter; E. Neese 1998-6-16 s.n. San Luis Obispo Calf Canyon, along Highway 58, from junction with Highway 229 eastward for ca. 1 mile Comment
  SBBG110229  Malacothamnus jonesii C. B. Hardham 1964-5-17 11044 San Luis Obispo Hubbard Hill Comment
  CAS-BOT-BC204198  Malacothamnus palmeri Chester Dudley 1937-5-1 s.n. San Luis Obispo Cuesta Pass Comment
  PGM3333  Malacothamnus palmeri var. palmeri Vern Yadon 1985-5-24 San Luis Obispo Santa Rosa Rd, 10 mi E fr junction of Cambria Rd. Comment
  UC455907  Malacothrix californica I. J. Condit 1910-5-14 San Luis Obispo Osos Valley Comment
  CAS-BOT-BC345347  Malacothrix californica Mrs. R. W. Summers 1888-4-1 s.n. San Luis Obispo S. Margarita to Miles Station Comment
  OBI15685  Malacothrix clevelandii Robert F. Hoover 1950-5-6 7882 San Luis Obispo Upper Navajo Crk, la Panza Range Comment
  UC1069939  Malacothrix coulteri W. A. Peterson 1937-4-22 745 San Luis Obispo 3/4 mi nnw of mouth Buckhorn Canyon; La Panza Quad. Comment
  OBI33364  Malacothrix floccifera David J. Keil 1982-3-20 15759 San Luis Obispo San Luis Range in Irish Hills along dirt rd leading from See cyn rd to Hibberd Preserve Comment
  CAS-BOT-BC347797  Malacothrix glabrata R. F. Hoover 1965-4-3 9338 San Luis Obispo Shell Creek, hill west of Comment
  UC891202  Malacothrix incana Edith A. Purer 1940-8-2 7985 San Luis Obispo nw Guadalupe; Oso Flaco Lake Comment
  OBI49637  Malacothrix phaeocarpa David J. Keil 1989-6-9 21252 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  SD245278  Malacothrix phaeocarpa David Keil, R. Riggins 1987-5-11 20154 San Luis Obispo Cuesta Ridge east, ca. 6.7 miles from junction with US 101 along Cuesta Ridge Rd. 792 Comment
  OBI15644  Malacothrix saxatilis var. commutata Robert F. Hoover 1969-7-12 11453 San Luis Obispo 4 mi W of Paso Robles on Peachy Cyn rd Comment
  UC771677  Malacothrix saxatilis var. commutata R. F. Hoover 1940-6-29 6201 San Luis Obispo between Paso Robles and Adelaida Comment
  SBBG35589  Malva assurgentiflora M. R. Benedict 1967-11-17 San Luis Obispo near rangers station, Montana de Oro State Park [escape from garden] 45 Comment
  RSA615699  Malva nicaeensis Louis C. Wheeler 1968-6-20 s.n. San Luis Obispo Cambria. Comment
  OBI12337  Malva parviflora Jim Heaston 1955-10-13 35 San Luis Obispo Cal Poly Comment
  OBI79038  Malva pseudolavatera David J. Keil 2013-8-22 31914 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead along South Bay Blvd. 10 Comment
  CDA43124  Malvella leprosa David J. Keil, V. L. Holland 1988-9-9 21123 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm. Comment
  OBI31265  Marah fabacea Joy Nishida, Melissa Luckow 1983-3-10 540 San Luis Obispo 1.2 mi S of American Cyn campground Comment
  UC1122827  Marah fabacea T. M. Hendrix 1937-6-6 258 San Luis Obispo 1 1/2 mi nw New District School; Pozo Quadrangle Comment
  UC52196  Marah fabacea Mrs. R. W. Summers San Luis Obispo Comment
  OBI54412  Matricaria discoidea Matthew Arterburn 1997-4-8 43 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp rd 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
  OBI11731  Meconella denticulata Robert F. Hoover 1951-4-15 8039 San Luis Obispo Stoney Crk, tributary of Huasna River Comment
  OBI66733  Medicago minima David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29809 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  OBI74339  Medicago polymorpha Theo Fitanides, Anthony Baniaga 2010-3-26 62 San Luis Obispo Tierra Redonda Mtn BLM ACEC 348 Comment
  UCD107826  Medicago polymorpha C. A. Graham 1939-4-14 514 San Luis Obispo San Luis Obispo County: 1 1/2 miles north of Pine Canyon Guard Station, Branch Mountain. 533 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
  CAS-BOT-BC281369  Melica harfordii R. F. Hoover 1964-5-15 8885 San Luis Obispo Pine Top Mt S of San Carpoforo Creek Comment
  OBI30848  Melica imperfecta Julie M. Vanderwier 1979-4-13 115 San Luis Obispo Indian Knob Tar Sands Comment
  OBI40731  Melica imperfecta David J. Keil, Dirk Walters 1986-5-2 19333 San Luis Obispo Santa Luica Mts just N of San Luis Obispo in Reservoir Cyn. 305 Comment
  OBI46279  Melica imperfecta David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18084 San Luis Obispo Nipomo Mesa. Big coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake Rd, 3.6 mi from jctn with State hwy 1 Comment
  OBI51795  Melica imperfecta R. Mike Arens 1994-3-26 26 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  RSA0042950  Melica imperfecta LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6532 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
  SEINET7063678  Melica imperfecta A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.6 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 733932mE, 3890963mN. (WGS84/NAD83). 212 Comment
  CAS-BOT-BC281680  Melica imperfecta H. C. Lee 1936-3-10 475 San Luis Obispo 0.5 mile S of Indian Knob Comment
  OBI75460  Melica imperfecta Jenner Whitt 2003-5-4 81 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  RSA129305  Melica imperfecta H. S. Yates 1937-4-3 6526 San Luis Obispo Half mile above Aliso Canyon. 305 Comment
  RSA518222  Melica imperfecta Steven A. Junak 1990-5-1 4272 San Luis Obispo Santa Lucia Mountains: at north edge of Cuesta Ridge Botanical Area, along power line access road which intersects Tassajera Creek Road ca. 2.4 miles west of highway 101, ca. 1.1 road miles south of Tassajera Creek Road. 537 Comment
  OBI2551  Melica torreyana Larry E. Brown 1970-3-25 1757 San Luis Obispo Near waterfall in Prefumo Cyn about 2 mi W of jctn with Los Osos Valley rd Comment
  OBI28215  Melilotus indicus Rick Frelinger 1982-5-10 58 San Luis Obispo San Luis Crk in Reservoir Cyn, San Luis Obispo Comment
  SD40030  Melilotus indicus Edith A. Purer 1932-8-1 4693 San Luis Obispo Morro Bay. Comment
  UC16154  Melilotus indicus W. H. Brewer 1861-4-27 482 San Luis Obispo San Luis Obispo Comment
  CDA43315  Mentha X rotundifolia David J. Keil 2010-11-1 30948 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and Arroyo Grande south of intersection of Ormonde Road with Price Canyon Road. Comment
  OBI78881  Mentha aquatica David J. Keil 2013-9-6 32031 San Luis Obispo Morro Bay State Park, northeast of Los Osos Middle School. 9 Comment
  OBI13667  Mentha canadensis Robert F. Hoover 1965-9-27 9653 San Luis Obispo Lower end of Laguna, San Luis Obispo Comment
  OBI62643  Mentzelia affinis George Butterworth 2003-5-9 514 San Luis Obispo Chimineas. Ridge Rd .2 mi S of Red Rock Rd Comment
  SBBG16170  Mentzelia dispersa E. C. Twisselmann 1962-8-23 7687 San Luis Obispo hills at the summit of Palo Prieto Cyn 701 Comment
  OBI12456  Mentzelia gracilenta Robert F. Hoover 1952-5-25 8224 San Luis Obispo Caliente Mt, W of peak Comment
  OBI59921  Mentzelia micrantha G. F. Hrusa 1995-5-28 12298 San Luis Obispo Black Butte Research Natural Area. Ridge immed SW of Radio Facility 2 (Peak 1) 600 Comment
  OBI12498  Mentzelia pectinata Robert F. Hoover 1950-4-2 7804 San Luis Obispo Crocker Grade, Temblor Range Comment
  OBI12474  Mentzelia veatchiana Robert F. Hoover 1952-5-25 8232 San Luis Obispo Caliente mt. Along summit ridge Comment
  OBI12481  Mentzelia veatchiana Eben McMillan 1952-5-5 104 San Luis Obispo Red Eagle Mine 1 mi E 12 mi S Shandon Comment
  CAS-BOT-BC428914  Micranthes californica Ira L. Wiggins 1932-3-24 5843 San Luis Obispo Near Adelaide, W. of Paso Robles Comment
  CAS-BOT-BC428910  Micranthes californica Roxana S. Ferris 1929-4-13 7521 San Luis Obispo State highway, foot of the Cuesta Grade Comment
  OBI25000  Micropus californicus var. californicus David J. Keil, Dirk Walters 1980-4-26 13876 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso robles Comment
  CAS-BOT-BC348659  Micropus californicus var. subvestitus R. F. Hoover 1964-5-15 8899 San Luis Obispo Ridge south of San Carpoforo Creek Comment
  CAS-BOT-BC348808  Microseris campestris Alice Eastwood; John Thomas Howell 1935-3-25 2036 A San Luis Obispo West side of Cottonwood Pass Comment
  UC1070037  Microseris douglasii subsp. tenella A. D. Gifford 1937-4-19 812 San Luis Obispo 3.1 mi ene Pozo; Los Padres National Forest, Pozo Quad. 487 Comment
  OBI51707  Mimulus aurantiacus R. Mike Arens 1994-4-30 62 San Luis Obispo Calif Polytechnic State University campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  OBI3227  Mimulus aurantiacus var. aurantiacus Kathy Thom 1971-5-3 6 San Luis Obispo Poly Cyn rd, 1/2 mi N of Calif State Polytechnic College 152 Comment
  OBI42236  Mimulus aurantiacus var. grandiflorus David J. Keil, V. L. Holland 1986-5-26 19597 San Luis Obispo Oak Shores develoment on northern shore of Nacimiento Lake Comment
  UC1063579  Mimulus aurantiacus var. pubescens T. M. Hendrix 1939-5-3 1004 San Luis Obispo 1.4 mi se Avenales Ranch (Plot 110); Los Padres National Forest, Branch Mt. Quadrangle Comment
  UC943815  Mimulus aurantiacus var. pubescens H. E. McMinn 1947-5-5 5550 San Luis Obispo about 1 mi e Pozo Mt. summit (to within 6 mi of La Panza); McGinnis Creek 640 Comment
  RSA142415  Mimulus fremontii var. fremontii Clare B. Hardham 1960-4-20 5477 San Luis Obispo East Branch Heuro R. near Calf Canyon Rd. Comment
  UC1191886  Mimulus grandis Malcolm A. Nobs, S. Galen Smith 1949-6-22 825 San Luis Obispo about 2 mi s Oceano (Dune Lakes Gun Club) Comment
  RSA0024946  Mimulus guttatus Greg Wilvert 2005-4-30 352 San Luis Obispo Padrones Spring. 903 Comment
  SEINET10720689  Mimulus guttatus John R. Stone, Sharon A. Bodine 2000-4-8 Stone 2917 San Luis Obispo San Luis Obispo. Off Hwy. 101, ca. 5 km north of San Luis Obispo. Roadside and stream bottoms. 330 Comment
  UC2027550  Mimulus guttatus Greg Wilvert 2005-4-30 352 San Luis Obispo Southeast Half of the Caliente Range: Padrones Spring. Comment
  UCSB19018  Mimulus guttatus Semler, D. 1965-5-7 San Luis Obispo Santa Margarita Creek; 7 miles N of San Luis Obispo; on U.S. Highway 101 Comment
  SBBG7016  Mimulus latidens C. B. Hardham 1957-5-10 1900 San Luis Obispo 1.5 mi W of Templeton, York Mtn Rd Comment
  UCD67279  Mimulus rattanii G. F. Hrusa; D. Ragan 1995-6-20 12373 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. At summit of ridge below Peak 1. 600 Comment
  SEINET4853157  Minuartia cismontana Unknown 1960-5-12 7429 San Luis Obispo Northern SLO County: Bee Rock Canyon: just E of Bee Rock (but 0.4 mi W of "Bee Rock" on both Tierra Redonda Mtn. '" 1949 '" and Bradley 15: '" 1919 '" USGS sheets). Comment
  UC1927727  Minuartia douglasii D. R. Miller 1994-5-20 594 -376 San Luis Obispo Coles road in (Will Hearst rd. in), Marmolejo Creek drainage 800 Comment
  OBI70014  Minuartia pusilla 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
  OBI12187  Mirabilis laevis var. crassifolia Robert F. Hoover 1967-3-28 10315 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  UCR38867  Mollugo verticillata David J. Keil 1983-10-21 17989 San Luis Obispo Hwy 229 just south of Creston, margin of Creston Lake Comment
  CAS-BOT-BC219861  Monardella breweri subsp. breweri R. F. Hoover 1950-6-2 7957 San Luis Obispo Near summit between head of Salinas River and Stoney [Stony] Creek Comment
  SEINET10582032  Monardella crispa A. Graff 1993-7-7 Graff 147 San Luis Obispo Pismo Dunes Vegetation Preserve. Ca. 1/4 mile south of Graff collection 139-146 population. T32S,R12E. Locally abundant, with Juncus sp., Salix sp., Camissionia cheiranthifolia, Fragaria chiloensis. Comment
  SEINET10895196  Monardella crispa A. Graff 1993-7-8 Graff 157 San Luis Obispo Nipomo Dunes. On the right side of the road to the ocean, in a dip between 2 hills. Locally frequent on the north-facing slope that runs down to the creek. Need permission from the Nature Conservancy to collect. With Juncus sp., Salix sp., Eriophyllum stachaedifolium, Achillea millefolium, Lupinus sp. Mid-bloom. Bombus sp. Comment
  CAS-BOT-BC220190  Monardella sinuata subsp. sinuata Ernest C. Twisselmann 1955-10-1 2428 San Luis Obispo Sand dunes at the south end of Morro Bay 4 Comment
  CAS-BOT-BC220194  Monardella sinuata subsp. sinuata R. F. Hoover 1947-7-16 7304 San Luis Obispo Price Canyon Comment
  OBI46209  Monardella sinuata subsp. sinuata David J. Keil 1982-6-27 16322 San Luis Obispo Hills overlooking Los Osos from the S Comment
  OBI58450  Monardella undulata Austin P. Griffiths, M. McLeod 1987-4-23 18129 San Luis Obispo Guadalupe Dunes. Along sandy stabilized ridge immed S of Eucalyptus meadow 0.25 mi W of RR Comment
  OBI58384  Monardella undulata subsp. crispa Austin P. Griffiths, Elizabeth Scott-Graham 1987-3-29 18078 San Luis Obispo Guadalupe Dunes, On sand ridge shoulder, just NW of Coreopsis Lake 91 Comment
  UC1314921  Monardella undulata subsp. crispa R. F. Hoover 1967-9-15 10868 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  UCR250538  Monardella undulata subsp. crispa Mark A. Elvin, Glenn M. Greenwald 2013-8-28 7291 San Luis Obispo Central Coast: Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, open sand dune along access route to south part of Refuge 25 Comment
  CDA17718  Monardella undulata subsp. undulata Austin Griffiths, Gaylord Jones, Kathleen Jones, Kathryn Bay 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit; E of Shark Inlet southerly tip, Morro Bay 0 Comment
  UCR38979  Monardella undulata var. frutescens R. J. Rodin 1970-9-10 8443 San Luis Obispo Pacific Coast, Pismo Beach State Park 6 Comment
  OBI79943  Monardella villosa David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31862 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 300 Comment
  CAS-BOT-BC214153  Monardella villosa subsp. obispoensis Clare B. Hardham 1957-7-14 2444 San Luis Obispo Santa Rita Rd. 4 miles west of York Mt. Rd., Santa Lucia Mountains Comment
  OBI13603  Monardella villosa subsp. obispoensis Susan Allison 1966-5-29 46 San Luis Obispo Above Chelano Flat, Hearst Ranch Comment
  OBI13605  Monardella villosa subsp. obispoensis Robert F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Cyn, N of Arroyo Grande Comment
  CDA16334  Monolopia lanceolata G. F. Hrusa 2000-4-1 15321 San Luis Obispo Carrizo Plain; Hills above and to W of Swain pasture. 762 Comment
  RSA618767  Monolopia lanceolata L. C. Wheeler 1976-4-25 s.n. San Luis Obispo Elkhorn Hills, near Beam Flats 1066 Comment
  OBI23594  Monolopia lanceolata David J. Keil, Malcolm McLeod 1977-3-30 12185 San Luis Obispo Along Calif 58 in W foothills of Temblor range 640 Comment
  POM363552  Monolopia lanceolata Paul C. Silva 1947-3-30 1217 San Luis Obispo 4 miles east of Cuyama P. O., Cuyama Valley. Comment
  SD120864  Monolopia lanceolata Dale E. Johnson, J. E. Eckenwalder 1976-4-24 223 San Luis Obispo 0.8 km southeast of Cammatti Canyon road on San Juan Creek road; northeast of road on slope of narrow gully. 370 Comment
  OBI18699  Monolopia stricta Robert F. Hoover 1950-4-2 7793 San Luis Obispo 6 mi E of Simmler, Carrizo Plains 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
  OBI50324  Mucronea californica Tawney Odegard 1985-7-20 44 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 rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  OBI57690  Mucronea californica Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. at SW edge of sandy plain S of Jack Lake Comment
  RSA756703  Mucronea californica Barbara J. Ertter 1989-5-23 8482 San Luis Obispo Unical Oil Refinery, 4 air miles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area. Comment
  JEPS13587  Mucronea californica Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5233 San Luis Obispo Parkhill Road 5.7 mi e Santa Margarita (s-facing slope) 365 Comment
  UC125337  Mucronea californica W. H. Brewer 1861-4-30 501 San Luis Obispo Atascadero Santa Margarita Valley; San Margarita Valley, San Luis Obispo Co. Comment
  CAS-BOT-BC415977  Mucronea perfoliata Ernest C. Twisselmann 1954-6-7 1339 San Luis Obispo Temblor Range, San Joaquin Valley, summit of Palo Prieta Canyon, 7 miles S of Cholame (Palo Prieta Field, near Hardenburgh fence) 640 Comment
  OBI66523  Muhlenbergia rigens David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26297 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
  UCD87003  Muhlenbergia rigens A. A. Beetle 1942-6-25 3632 San Luis Obispo San Luis Obispo County: 2 miles east of Santa Margarita. Comment
  CAS-BOT-BC508571  Muilla maritima R. F. Hoover 1967-3-5 10244 San Luis Obispo Upper Arroyo Grande Comment
  UC310380  Muilla maritima Philip A. Munz 1925-3-25 9259 San Luis Obispo open field 3 mi from Pismo; Pismo Creek Comment
  PASA1224  Muilla serotina Frank W. Peirson 1925-3-25 San Luis Obispo Piamo Creek 30 Comment
  UC1192296  Myrica californica Malcolm A. Nobs and S. Galen Smith 1949-6-24 864 San Luis Obispo estuary leading into e. end of Morro Bay Comment
  OBI2072  Myriopteris covillei E. L. Hartman 1958-4-13 1465 San Luis Obispo La Panza Range, 18 miles NE of Pozo. Comment
  CAS-BOT-BC260001  Nassella lepida Clare B. Hardham 1963-6-5 10737 San Luis Obispo Cerro Alto 457 Comment
  UCD87950  Nassella lepida G. L. Stebbins Jr.; R. M. Love 1941-3-23 3065 San Luis Obispo San Luis Obispo County: 4 miles N of San Luis Obispo, near foot of Cuesta Grade. Comment
  POM262060  Nassella pulchra I. L. Wiggins 1929-4-16 3649 San Luis Obispo 8 miles north of Cayucos Comment
  OBI36933  Nasturtium gambelii Eric Wise 1981-6-29 797 San Luis Obispo Celery Lake of Dune Lakes Comment
  RSA696103  Nasturtium officinale Keith E. Hoffmaster 1935-7-1 s.n. San Luis Obispo 7 mi So. of Arroyo Grande. Comment
  OBI75233  Navarretia atractyloides Michael Walgren 2011-8-12 251 San Luis Obispo Callendar Dunes along Hwy 1 N of Callendar rd and E of hwy 1 Comment
  SBBG117963  Navarretia atractyloides E. Painter, M. Wetherwax 2002-6-18 SLO 283 San Luis Obispo Cerro Romualdo, along trail leading upslope from watertower; Camp San Luis Obispo 200 Comment
  OBI42348  Navarretia atractyloides David Keil 1986-5-28 19607 San Luis Obispo Ca. 1/4-1/2 mi W from jctn with Parkhill Rd along Las Pilitas Rd Comment
  OBI69449  Navarretia atractyloides David Keil, V. L. Holland 2008-6-12 30551 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  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
  SBBG118279  Navarretia atractyloides M. Widdowson 2001-4-24 San Luis Obispo LCTA plot 134. Range Y; Camp Roberts; T24N, R4E, NE1/4 of NE 1/4 of S12 198 Comment
  OBI11306  Navarretia fossalis Robert F. Hoover 1953-1 San Luis Obispo Comment
  OBI30720  Navarretia hamata subsp. parviloba Koomanoff et. al 1981-5-16 12 San Luis Obispo SSE 45 deg. slope near summit of Indian Knob Comment
  UCD147265  Navarretia mitracarpa Melanie Gogol-Prokurat 2008-5-7 CARR 164 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 621 Comment
  OBI78554  Navarretia nigelliformis subsp. nigelliformis David J. Keil, with Kathleen A. Keil 1998-6-13 27814 San Luis Obispo La Panza Mountains. Vicinity of Shell Creek, 0.5 miles from junction of Shell Creek Rd. and Hwy 58. Comment
  OBI76679  Navarretia nigelliformis subsp. radians LynneDee Althouse 2005-6-14 544 San Luis Obispo Chandler Ranch, in the vicinity of Barney Schwarz Park, Paso Robles 259 Comment
  CAS-BOT-BC230488  Navarretia nigelliformis var. nigelliformis Clare B. Hardham 1960-4-18 5451 San Luis Obispo 1 mile N of Creston Comment
  UC1928091  Nemacaulis denudata var. denudata David Keil 2000-6-1 28797 San Luis Obispo Guadalupe Dunes north of Oso Flaco Lake, near fenced boundary with actively used off road vehicle area. Comment
  OBI20987  Nemacladus ramosissimus Robert F. Hoover 1947-4-26 7080 San Luis Obispo Parkhill district Comment
  OBI48387  Nemacladus ramosissimus David J. Keil, V. L. Holland 1990-3-19 21354 San Luis Obispo N of Arroyo Grande along hwy 227, 1.5 mi S of jctn with Noyes Rd Comment
  SEINET10460997  Nemacladus secundiflorus Rimo Bacigalupi 1955-5-16 Bacigalupi 5134 San Luis Obispo Along direct road from La Panza to Creston, 0.5 mile west of junction of Commatti Canyon road from Shandon 457 Comment
  JEPS13026  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi with Roxana S. Ferris and G. T. Robbins 1955-5-24 5209 San Luis Obispo 2.4 mi above Palo Prieto Canyon confluence with Cholame Creek (n end of Temblor Range, ne San Luis Obispo County); Temblor Range, Palo Prieto Canyon 457 Comment
  JEPS19912  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham 1957-5-26 1967 San Luis Obispo intersection of Parkhill Road and Creston-Santa Margarita Road Comment
  JEPS99151  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham, C. Butterworth 1960-5-28 5946 San Luis Obispo headwaters of south fork of Huero Huero River, Klein Ranch, Pozo-Arroyo Grande Road Comment
  OBI13914  Nemophila menziesii Eben McMillan 1952-3-23 19 San Luis Obispo Shell Crk. 3 mi E 12 mi S, Shandon Comment
  UCSB8376  Nemophila pulchella Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo East side of La Panza Range; 4 miles west of La Panza 487 Comment
  SBBG40336  Nicotiana acuminata var. multiflora R. F. Hoover 1969-7-12 11442 San Luis Obispo Salinas River at Paso Robles Comment
  OBI9172  Nicotiana quadrivalvis Robert F. Hoover 1952-11-1 8270 San Luis Obispo Caliente Mtn Comment
  OBI66611  Nicotiana quadrivalvis David J. Keil 1998-10-9 28168 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  UC1392911  Nicotiana quadrivalvis R. F. Hoover 1969-7-3 11409 San Luis Obispo Paso Robles Salinas River (Salinas River bed) Comment
  OBI11887  Oenothera deltoides Eben McMillan 1952-4-30 72 San Luis Obispo Commatra Crk, 12 mi S, 3 mi E Shandon. 2 locations covering 1/4 acre Comment
  SD124406  Oenothera deltoides subsp. cognata Clifton F. Smith 1952-4-30 San Luis Obispo Sandy Cammatti Canyon southeast of Shandon. Comment
  OBI79895  Oenothera elata subsp. hirsutissima David J. Keil 2012-7-18 31447 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line 22 Comment
Read comments
Nov 20 2020
  OBI11974  Oenothera elata subsp. hookeri Barrett Anderson 1973-8-7 378 San Luis Obispo S end of Morro Bay near Sharks Inlet Comment
  SEINET1004422  Orobanchaceae George K. Helmkamp 2004-1 8284 San Luis Obispo Central Coast: Nipomo Mesa, Willow Rd., 0.6 mi E of Hwy CA-1. 125 Comment
  OBI80099  Orobanche californica subsp. grandis David J. Keil, Mike Walgren 2012-9-8 31527 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  RSA201634  Orthocarpus densiflorus Robert F. Hoover 1952-4-10 8113 San Luis Obispo 5 mi S of Simmler, Carrizo Plain. Comment
  PASA152  Orthocarpus erianthus var. micranthus Margaret Stason 1929-4-29 San Luis Obispo Hillside, Cuyama Valley Comment
  POM319327  Orthocarpus purpurascens Patricia Wilder 1969-3-29 4483 San Luis Obispo Los Berros Road at junction with dirt road heading WNW, 1.5 miles SW of Los Berros on Nipomo Mesa; Los Berros Creek drainage area. 76 Comment
  OBI25070  Osmorhiza berteroi David J. Keil, Dirk Walters 1980-4-26 13839 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI65911  Oxalis corniculata D. R. Miller 1994-4-30 494 -269 San Luis Obispo Pine Mt Region. On D.R. Miller propery, E slope of Pine Mt; Tobaco crk drainage 732 Comment
  CDA33370  Oxalis laxa D. R. Miller, E. A. Appel 2005-5-8 505 .796 San Luis Obispo Flora of the Pine Mtn. Region; Cambria; on ocean side of Moonstone Dr., across from San Simeon Pines Motel. Comment
  CAS-BOT-BC318233  Packera breweri Ernest Christian Twisselmann 1955-5-27 2018 San Luis Obispo Phelps Hill, McMillan Ranch, eastern San Luis Obispo County. Comment
  OBI11848  Paeonia californica Aart C. DeVos 1963-3-31 49 San Luis Obispo Poly Cyn, alongside of rd Comment
  RSA434260  Paeonia californica Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, at Eldorado School Comment
  SBBG54835  Papaver californicum D. Keil 1979-5-13 13070 San Luis Obispo Cuesta Ridge Rd, ca. 2 mi below Cuesta Botanical Area Comment
  OBI47512  Papaver californicum David J. Keil 1986-5-2 19359 San Luis Obispo Cuesta Ridge East. On Cuesta Ridge rd ca 3 mi from jctn with US Rte 101 640 Comment
  OBI69465  Papaver heterophyllum David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30504 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  CAS-BOT-BC272342  Pappostipa speciosa Clare B. Hardham 1957-5-4 1896 San Luis Obispo Tierra Redondo, Santa Lucia Mountains Comment
  CAS-BOT-BC253962  Parapholis incurva R. F. Hoover 1947-5-20 7172 San Luis Obispo N end of Morro Bay Comment
  OBI50282  Parietaria hespera Tawney Odegard 1985-1-18 68 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
  CAS-BOT-BC413399  Parietaria hespera var. hespera R. F. Hoover 1947-3-16 6668 San Luis Obispo Coast just s. of Monterey Co. line Comment
  UC1276318  Parishella californica R. F. Hoover 1952-5-24 8200 San Luis Obispo Caliente Mt. Comment
  SEINET10952272  Passiflora manicata Robert J. Rodin 1965-6-9 Rodin 7134 San Luis Obispo cultivated in Morro Bay Comment
  OBI20868  Pectocarya linearis subsp. ferocula Robert F. Hoover 1967-3-28 10304 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  RSA10466  Pectocarya penicillata Doris K. Kildale 1929-4-13 7120 San Luis Obispo Salinas River, 5 miles N of Paso Robles. Comment
  RSA522494  Pedicularis densiflora David J. Keil 1986-4-8 19136 San Luis Obispo BLM land on E side of Santa Margarita Lake. Comment
  HSC34463  Pedicularis densiflora J. D. Ackerman, A. M. Montalvo 1974-3-25 147 San Luis Obispo 8 mi. S of Santa Margarita on road to Pozo Comment
  JEPS70180  Pedicularis densiflora Robert J. Rodin 1960-4-10 6502 San Luis Obispo 3 mi w of Cuesta Summit (near San Luis Obispo) Comment
  OBI19919  Pedicularis densiflora Walter F. Chesbro 1978-5-6 94 San Luis Obispo Near hwy 58, 2 mi E of the intersection of hwy 129 and hwy 58, N side of rd Comment
  SBBG104757  Pellaea andromedifolia F. L. Johnson, E. A. Young 1993-5-24 ROB 580 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UCD137569  Pellaea andromedifolia Francia Chisaki 1960-5-17 1362 San Luis Obispo San Luis Obispo County: Above westernmost fork of Las Toblas Creek (Dellaganna or Carmen Creek) at northeast base of Cypress Mountian. 518 Comment
  UCR118358  Pellaea andromedifolia George K. Helmkamp, E. A. Helmkamp 1998-6-30 4230 San Luis Obispo Central Coast, Irish Hills, SW of San Luis Obispo; Prefumo Cyn 2.2 mi SW of Los Osos Valley Rd. 137 Comment
  CAS-BOT-BC69243  Pellaea andromedifolia Ernest C. Twisselmann 1956-5-7 2774 San Luis Obispo Portagee Canyon, fork of Gillis Canyon 487 Comment
  RSA787616  Pennisetum glaucum D. M. McF 1952-10-14 3 San Luis Obispo Atascadero, Happy Valley Ranch. Comment
  CHSC114049  Pennisetum setaceum Richard R. Halse 2012-3-26 8437 San Luis Obispo Along State Hwy 1 at the fnorth edge of Cayucos, by exit 285. 29 Comment
  OBI46146  Pennisetum setaceum Jill MacIntyre, Beth Landy, Julie Sessions 1986-8-5 38 San Luis Obispo Cal Poly campus. Under RR tracks 84 Comment
  UCD169725  Pennisetum setaceum Richard R. Halse 2012-3-26 8437 San Luis Obispo San Luis Obispo County: Along State Hwy. 1 at the north edge of Cayucos, by exit 285. 29 Comment
  OBI22976  Pennisetum setaceum Richard Teague 1979-11-3 11 San Luis Obispo Found off hwy 1, in field 91 Comment
  OBI81762  Pennisetum villosum D. R. Miller 2015-11-8 1115 .1137 San Luis Obispo southbound shoulder of Hwy. 1 at Harmony Headlands parking area 50 Comment
  UC52317  Penstemon centranthifolius Rev. R. W. Summers April 1883 San Luis Obispo e Santa Lucia Mts.; open plains e of Santa Lucia Mts. Comment
  OBI31580  Penstemon heterophyllus Joy Nishida 1982-5-22 389 San Luis Obispo American Cyn. .8 mi S of Campground, where rd crosses dry stream bedof rocks and boulders 518 Comment
  OBI56709  Pentachaeta alsinoides David J. Keil 1998-6-8 27726 San Luis Obispo Hwy 58, 6.2 road miles E of junction with Red Hill Rd. Comment
  CAS-BOT-BC70231  Pentagramma triangularis subsp. triangularis H. W. Henshaw 1884-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  RSA735787  Pentagramma triangularis subsp. triangularis Steve Boyd 2007-2-17 11716 San Luis Obispo Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  UC74909  Pentagramma triangularis subsp. triangularis Mrs. R. W. Summers San Luis Obispo Comment
  UC1123121  Perideridia pringlei P. L. Johannsen 1937-5-28 1167 San Luis Obispo 1 mi wsw Chimeneas Ranch (near Plot 274); McKittrick Quadrangle Comment
  CAS-BOT-BC94949  Peritoma arborea R. C. Wenk 2007-4-8 593 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge 914 Comment
  OBI79524  Persicaria amphibia David J. Keil 2012-7-18 31422 San Luis Obispo Oceano. Field next to Oceano Airport on Ocean Street 6 Comment
  OBI75235  Persicaria punctata Michael Walgren 2011-8-1 253 San Luis Obispo Santa Maria River under the hwy 1 bridge at the northern end of Guadalupe Comment
  SBBG130673  Persicaria punctata D. J. Keil 2011-11-5 31146 San Luis Obispo Oceano, Arroyo Grande Crk at 22nd St bridge 8 Comment
  OBI78874  Petrorhagia dubia Kristen Nelson 2013-5-22 s.n. San Luis Obispo Cuesta Grade. West side along dirt road west of TV tower Road 616 Comment
  OBI39986  Petunia parviflora Eric Wise 1984-4-29 1883 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  OBI9167  Petunia parviflora Robert F. Hoover 1946-10-6 6464 San Luis Obispo Salinas River bed at San Miguel Comment
  UC178390  Petunia parviflora Katharine Brandegee 1912-9-29 San Luis Obispo Lagoon Comment
  OBI62645  Phacelia George Butterworth 2003-5-12 523 San Luis Obispo Carrizo Plain Natl Monument. Temblors 1.5 mi NE of Elkhorn Rd, beyond end of rd that is 2 mi NW of Panorama Rd, BLM land 1006 Comment
  SEINET3558888 Image available Phacelia californica Lewis S. Rose 1934-3-27 34117 San Luis Obispo Sun Luis Obispo. Comment
  SBBG95512  Phacelia cicutaria var. hispida D. Keil 1986-5-13 19439 San Luis Obispo Hi Mtn Rd near Hi Mtn Lookout 944 Comment
  SBBG107320  Phacelia cicutaria var. hispida C. B. Hardham 1971-4-24 18046 San Luis Obispo McChesney Pk, pass between Salinas and Cuyama Comment
  RSA427699B  Phacelia ciliata L. S. Rose 1937-4-8 37028 San Luis Obispo Cholame 351 Comment
  SBBG65306  Phacelia ciliata J. E. Butner 1950-3-18 700 San Luis Obispo Carrizo Plain Comment
  OBI8552  Phacelia ciliata var. ciliata Craig Woods 1978-3-27 12 San Luis Obispo Carrizo Plain, 1/2 mi S of Belmont Trl and 2 mi W of Sim soda lake san diego cr rd 610 Comment
  UC511214  Phacelia ciliata var. ciliata Lyman Benson 1932-5-9 3572 San Luis Obispo Upper Cuyama Valley Temblor Mt. Range, Santa Maria River Watershed (Kern Co. line) 609 Comment
  SBBG107033  Phacelia distans C. B. Hardham 1958-4-16 3038 b San Luis Obispo Peachy Cyn, 0.5 mi W of Paso Robles Comment
  UC524101  Phacelia douglasii Ira L. Wiggins 1932-3-21 5808 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  OBI13796  Phacelia douglasii Eben McMillan 1952-4-2 San Luis Obispo Palo Prieto Cyn 5 mi SE Cholame Comment
  RSA122611  Phacelia douglasii H. C. Lee 1936-2-27 434 San Luis Obispo One half mile southeast of Los Berros. 137 Comment
  UC455963  Phacelia douglasii I. J. Condit 1910-4-1 San Luis Obispo Mills Ranch Comment
  OBI60624  Phacelia imbricata V. L. Holland and David J. Keil, David J. Keil 1990-4-14 s.n. San Luis Obispo Cambria ranch Comment
  UC794414  Phacelia imbricata Lincoln Constance, Richard W. Holm, and Carroll E. Wood Jr. 1949-4-23 3265 San Luis Obispo 4 mi n San Luis Obispo; Santa Lucia Range, Cuesta Grade 304 Comment
  UC455965  Phacelia malvifolia E. P. Unangst 1906-4-21 San Luis Obispo Davis Canyon Comment
  OBI3970  Phacelia nemoralis Elizabeth Rudd 1971-6-10 300 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI48236  Phacelia nemoralis David J. Keil 1989-5-29 s.n. San Luis Obispo Montana de Oro State Park. Along Coon Crk trl Comment
  POM258755  Phacelia rattanii Roxana S. Ferris 1939-6-16 9782 San Luis Obispo Jack Creek bridge on Dover Canyon road, Santa Lucia Mountains Comment
  UCD83706  Phacelia rattanii Jesse Miller 2009-5-22 s. n. San Luis Obispo San Luis Obispo County: near Cambria. 5 mi inland. Vegetation plot of Susan Harrison project. Plot # SCBI-N. 810 Comment
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Dec 30 2011
  UCD83066  Phacelia vallis-mortae CNPS SSN-SJV Foothill Team 2008-4-29 CARR 91 -1 San Luis Obispo San Luis Obispo County; Carrizo Plains. 802 Comment
  OBI60078  Phacelia viscida David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  UCR31990  Phacelia viscida David J. Keil, Richard Bishop 1983-4-27 16951 San Luis Obispo Central Coast/Coast Range, Cal Poly Pennington Creek Biological Reserve Comment
  OBI59532  Phacelia viscida David J. Keil, with V. L. Holland 1999-5-4 28310 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI3500  Phalaris aquatica Lynch 1971-5-15 17 San Luis Obispo Cal Poly campus. Along the crk leading to the E end of Drumm Lake Comment
  UCR130725  Phalaris aquatica George K. Helmkamp, E. A. Helmkamp 1999-5-22 4911 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  CAS-BOT-BC265800  Phalaris aquatica Clare B. Hardham 1957-5-30 2048 San Luis Obispo Klau Mine, Santa Lucia Mountains Comment
  CAS-BOT-BC265804  Phalaris aquatica Ernest C. Twisselmann 1963-6-9 8390 San Luis Obispo Hills at the summit of Palo Prieta Canyon, the Temblor Range and the Western San Joaquin Valley 678 Comment
  OBI3113  Phalaris aquatica Larry E. Brown 1970-6-5 1834 San Luis Obispo Along S Higuera St in San Luis Obispo Comment
  OBI29393  Phalaris brachystachys David J. Keil 2001-5-3 29393 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Vicinity of 35.32831 deg. N x 120.75553 deg. W 55 Comment
  UC1132429  Phalaris caroliniana C. M. Belshaw 1936-3-31 1760 San Luis Obispo 3 mi nne Cayucos; Cayucos Quad. 106 Comment
  UCD89644  Phleum pratense Ernest C. Twisselmann 1959-8-23 5597 San Luis Obispo San Luis Obispo County: Twisselmann Ranch, eastern San Luis Obispo County. 670 Comment
  RSA240626  Pholisma arenarium C. W. Tilforth, John Dourley 1973-6-14 864 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. Comment
  RSA25637  Pholisma arenarium Carl B. Wolf 1941-7-10 10976 San Luis Obispo Approx. 2-1/2 mi. (airline) east of Oso Flaco Lake, or between Calif. Highway #1 and S.P.R.R. 30 Comment
  CLARK-A1045-1332  Pholistoma auritum George K. Helmkamp 1978-4-22 San Luis Obispo Los Padres National Forest Cerro Alto Camground; Atascadero 7.5'Q Comment
  CDA11447  Pholistoma auritum var. auritum G. F. Hrusa 1995-5-28 12203 San Luis Obispo Black Butte Research Natural Area. E base of Ridge 2. Comment
  OBI75803  Pholistoma auritum var. auritum Al Lindholm 1967-4-23 209 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  UCR161464  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9025 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  UC2027418  Phoradendron bolleanum Greg Wilvert 2005-4-16 245 San Luis Obispo Southeast Half of the Caliente Range. 1.8 km NW of Quail Spring Reservoir. Comment
  OBI79400  Phoradendron macrophyllum David J. Keil 2011-11-26 31198 San Luis Obispo Highway 58 at junction with Highway 229. Lower part of Calf Canyon 375 Comment
  RSA573672  Phoradendron macrophyllum Vanessa Ashworth, Nigel Boyle 1994-10-16 67 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
  CAS-BOT-BC250992  Phragmites australis R. F. Hoover 1966-10-7 10128 San Luis Obispo Cuyama River at oil fields west of New Cuyama Comment
  RSA772357  Phyllospadix scouleri Robert F. Thorne, Percy C. Everett 1963-4-21 31638 San Luis Obispo South end of Morro Bay between bay and ocean. Comment
  RSA683030  Phyllospadix scouleri F. H. Elmore 1938-8-14 361 San Luis Obispo Avila; Port Aguello Comment
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Dec 28 2013
  SD71228  Phyllospadix torreyi R. F. Hoover 1964-7-12 9201 San Luis Obispo Leffingwell Landing near Cambria, in tide-pools Comment
  UC1928168  Phyllospadix torreyi David Keil, Kathleen Keil 2005-9-18 30419 San Luis Obispo Morro Bay Sand Spit. Comment
  OBI29599  Pickeringia montana var. montana Robert J. Rodin 1962-5-10 6879 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit rd on road maintained by the Forest Service and Telephone company Comment
  CAS-BOT-BC71812  Pilularia americana Ernest C. Twisselmann 1969-5-19 15309 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road 213 Comment
  OBI52752  Piperia elegans David J. Keil, with V. L. Holland 1991-8-22 22555 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  UC1392791  Piperia elongata R. F. Hoover 1969-7-17 11480 San Luis Obispo ridge nw Cuesta Pass Comment
  OBI56455  Plagiobothrys acanthocarpus David J. Keil, with V. L. Holland 1999-4-27 28270 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  RSA212577  Plagiobothrys acanthocarpus E. C. Twisselmann 1969-4-24 15166 San Luis Obispo La Panza Hwy, 1.9 mi SE of Shell Creek Rd 427 Comment
  UC573365  Plagiobothrys bracteatus T. M. Hendrix 1937-4-19 34 San Luis Obispo 3.1 mi ne Pozo; Los Padres National Forest, Pozo Quadrangle 487 Comment
  OBI20898  Plagiobothrys canescens Robert F. Hoover 1967-3-27 10264 San Luis Obispo Hills at W edge of Carrizo Plain, W of Simmler Comment
  UC765817  Plagiobothrys fulvus R. F. Hoover 1939-5-4 4079 San Luis Obispo on Pozo road near Santa Margarita Comment
  OBI55594  Plagiobothrys leptocladus George Butterworth 1998-3-30 225 San Luis Obispo Carrizo Plain Natural Area. 200 yds N of Soda Lake Rd, 1/4 mi NE of Yellow Gate Rd. T31S, R19E, S24, NE Qtr 587 Comment
  SEINET7063044  Plagiobothrys leptocladus A. G. Vestal 1962-4-10 s.n. San Luis Obispo About 7 miles northwest of Soda Lake. UTM Zone 11, 228307mE, 3911300mN. (WGS84/NAD83). 594 Comment
  SD241780  Plagiobothrys nothofulvus Ellen Dean, T. Starbuck, M. Starbuck 2008-3-25 4648 San Luis Obispo UTM in Supplement. Along Hwy. 58 west of the turn off to Pozo. Plateau. 590 Comment
  UCR29946.2  Plagiobothrys nothofulvus Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-4-4 737 San Luis Obispo Huasna Rd, 0.5 mi NW of where the Huasna River crosses the road Comment
  OBI28374  Plagiobothrys nothofulvus Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 I E of Arroyo Grande on Huasna Rd, just .25 mi of a mi before reaching Agua Escondido Campground Comment
  OBI67153  Plagiobothrys nothofulvus M. Wetherwax & E. L. Painter, E. L. Painter 2003-3-5 SLO- 295 San Luis Obispo Camp San Luis Obispo. NW side of Chorro Reservoir, SE of Alpha Range. UTMs NAD27 zone 10, 709848E. 3912988N Comment
  CDA12460  Plagiobothrys tenellus G. F. Hrusa 1992-3-27 10339 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  OBI54459  Plagiobothrys tenellus Matthew Arterburn 1997-3-14 9 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  UC2013286  Plagiobothrys tenellus David Keil 1998-4-9 26622 San Luis Obispo USFS trailhead area on Highway 166 NE of Tepusquet Canyon Road. Comment
  SBBG123220  Plagiobothrys undulatus D. Keil 1991-5-18 21539 San Luis Obispo C.T. Ranch, E and N outskirts of Cambria 100 Comment
  UC1285015  Plagiobothrys undulatus R. F. Hoover 1964-5-11 8757 San Luis Obispo 4 mi se Santa Margarita Comment
  UCR42909  Plantago elongata David J. Keil 1985-4-6 18537 San Luis Obispo Central Coast, 1.8 mi north of Arroyo de la Cruz, north of San Simeon. Inland to ridge overlooking Arroyo de los Chinos. Comment
  OBI51726  Plantago erecta R. Mike Arens 1994-4-9 56 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden footbridge 244 Comment
  OBI29307  Plantago erecta Lou Morton 1981-5-17 s.n. San Luis Obispo In the Laguna Lake Park Comment
  RSA191893  Plantago maritima Robert F. Thorne, Percy C. Everett 1963-6-12 32260 San Luis Obispo Piedras Blancas Point. 5 Comment
  SBBG39273  Plantago subnuda L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco, lake area Comment
  OBI80285  Platanus racemosa Silvia Viola, Rachel Ainley, Chad Zoller 2014-11-11 5 San Luis Obispo 302 feet on Felsman loop from Patricia Drive in San Luis Obispo 177 Comment
  UC55728  Platanus racemosa Mrs. R. W. Summers San Luis Obispo Comment
  CAS-BOT-BC6449  Platystemon californicus Mary Katherine (Mrs.) Brandegee 1889-6-1 s.n. San Luis Obispo San Simeon Comment
  RSA0013801  Platystemon californicus Joan Stewart 1995-4-1 344 San Luis Obispo Carrizo Plain. Comment
  SEINET8794045  Platystemon californicus K. Brandegee 1888-1 s.n. San Luis Obispo San Simeon. Comment
  UC456058  Plectritis brachystemon J. E. Roadhouse 1906-4-15 San Luis Obispo Petit Canyon Comment
  OBI81359  Plectritis ciliosa Jason Dart, A. Weichert 2010-3-25 350 San Luis Obispo Palo Prieto Conservation Bank, Lake Parcel. This location is 0.6 mile southwest of Bitterwater Road, 3.75 driving miles southeast of Annette Road, on hills near Grant Lake. 619 Comment
  RSA747136  Plectritis ciliosa subsp. insignis George K. Helmkamp, E. A. Helmkamp 2005-3-30 9272 San Luis Obispo La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita 335 Comment
  UC416770  Plectritis ciliosa subsp. insignis Mr. Benj. Cobb 1907-5-1 San Luis Obispo Paso Robles Comment
  OBI58824  Plectritis congesta subsp. brachystemon David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27492 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  SBBG104569  Plectritis congesta subsp. brachystemon M. D. Proctor, E. A. Young 1993-4-11 ROB 376 San Luis Obispo Camp Roberts lookout tower S of Twin Bridges; Camp Roberts Comment
  OBI40720  Poa annua David J. Keil, Dirk Walters 1986-5-2 19351 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn 305 Comment
  CAS-BOT-BC255558  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
  CDA11488  Poa howellii G. F. Hrusa, K. Phillips, A. Flinck 1995-5-29 12266 San Luis Obispo Black Butte Research Natural Area; Open site along edge of burned Pinus attenuata forest, at entrance to ridge leading E onto Peak 2. Common. Annual. Comment
  OBI19199  Poa howellii David J. Keil 1979-5-13 13074 San Luis Obispo Santa Lucia Mts along Cuesta ridge Rd about 2 mi below Cuesta Botanical area Comment
  OBI22131  Poa howellii Robert F. Hoover 1953-5-3 8288 San Luis Obispo Lopez Cyn Comment
  OBI65759  Poa howellii D. R. Miller 1995-5-16 595 -580 San Luis Obispo Pine Mt. Region. From Winsors' cut on Rd below Williams field; Pico crk drainage 792 Comment
  CAS-BOT-BC246688  Poa howellii Clare B. Hardham 1957-4-14 1663 San Luis Obispo Santa Lucia Mountains. Santa Rita Canyon Comment
  CAS-BOT-BC246699  Poa howellii Clare B. Hardham 1957-4-26 1753 San Luis Obispo Santa Lucia Mountains. South Road to Adelaida. 6 miles from Paso Robles Comment
  OBI58951  Poa secunda David J. Keil, with Erik Frenzel 2001-4-19 29332 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range. North Ranch, 0.15 miles east from Coast Road on Crowbar Canyon Road. Vicinity of 35.228 deg. N x 120.8640 deg. W. 122 Comment
  CAS-BOT-BC243081  Poa secunda subsp. secunda Clare B. Hardham 1957-4-19 1801 San Luis Obispo Santa Lucia Mountains. Santa Rita Ranch, York Mountain Comment
  RSA113639  Pogogyne douglasii Peter H. Raven 1957-7-6 11060 a San Luis Obispo 2.3 miles north of Arroyo de la Cruz Creek. Comment
  SBBG93581  Polygala californica S. A. Junak 1990-7-12 4404 San Luis Obispo W Cuesta Ridge, at E boundary for Cuesta Ridge Botanical Area, on S side of W Cuesta Ridge Rd, ca. 3 mi W of US Hwy 101 722 Comment
  UCR252040  Polygonum punctatum Dan S. Cooper 2013-8-7 813- 71 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  CAS-BOT-BC72009  Polypodium californicum W. R. Dudley 1905-1-4 s.n. San Luis Obispo Adelaide Comment
  LA105628  Polypogon monspeliensis Barry A. Prigge; 1989-7-3 9032 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2.8 mi. N of State Highway 1 on San Bernardo Creek Rd; ca. 5 air mi. E of Morro Bay 109 Comment
  OBI72330  Polypogon monspeliensis Anthony Baniaga, Theo Fitanides 2010-5-16 191 San Luis Obispo Tierra Redonda BLM ACEC 356 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
  OBI22182  Polypogon monspeliensis Robert F. Hoover 1950-6-2 7962 a San Luis Obispo Stoney Crk Comment
  OBI43260  Polypogon monspeliensis Eric Wise 1981-10-23 1382 San Luis Obispo Spring W of Kerr "Lake" MacMillan Rd, 8.6 mi NE of Hwy 46 on White Crk ranch Comment
  CAS-BOT-BC237582  Polypogon viridis R. F. Hoover 1966-9-16 10031 San Luis Obispo Santa Margarita Creek 2 miles N of Santa Margarita Comment
  OBI54007  Polypogon viridis Larry Kelly, David J. Keil 1988-10-1 307 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI43290  Polypogon viridis Eric Wise 1981-9-29 1205 San Luis Obispo Orcutt Rd. 2.3 mi S of Johnson Ave Comment
  CAS-BOT-BC72290  Polystichum imbricans subsp. curtum Clare B. Hardham 1957-10-20 2687 San Luis Obispo Pine Mt. Comment
  OBI57031  Polystichum munitum David J. Keil 1998-3-27 26471 San Luis Obispo Montana de Oro State park 244 Comment
  OBI37117  Populus fremontii Eric Wise 1981-10-23 1354 San Luis Obispo Tepesquet Vinyard Ponds. 4-6 mi S of Shandon on San Juan Rd Comment
  OBI80340  Populus trichocarpa Jenn Yost, Matt Ritter et al. 2014-11-11 s.n. San Luis Obispo Los Padres National Forest. Garcia Mountain, east of Arroyo Grande. Garcia Potrero, near Forest Road 31S09 (Stoney Creek Road) west of junction with Agua Escondido Road. 742 Comment
  UC1134823  Populus trichocarpa G. T. Nordstrom 1937-5-5 1174 San Luis Obispo 1.3 mi sw Oakdale School; Adelaida Quadrangle 304 Comment
  SBBG108092  Potamogeton foliosus subsp. foliosus C. B. Hardham 1957-9-2 2596 San Luis Obispo Nacimiento Lake Comment
  UCR266653  Potamogeton pusillus David J. Keil, Kathleen Keil 2002-7-27 29899 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  OBI32219  Potentilla anserina David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14374 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CAS-BOT-BC141923  Potentilla anserina subsp. pacifica Delzie Demaree 1938-8-23 18102 San Luis Obispo Margins of Oso Flaco Lake Comment
  UCR95920  Potentilla anserina subsp. pacifica George K. Helmkamp 1996-9-22 1197 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
Read comments
Aug 1 2007
  UC454980  Potentilla anserina subsp. pacifica I. J. Condit 1908-10-3 San Luis Obispo near San Luis Obispo; Laguna, near San Luis Obispo Comment
  CDA34851  Proboscidea louisianica David J. Keil 2009-9-5 30638 San Luis Obispo Rural outskirts of Paso Robles, north of Highway 46 and east of Jardine Road. Vicinity of intersection of Fa Rouse Way and Weeping Willow Way. Comment
  CAS-BOT-BC508646  Prosartes hookeri R. F. Hoover 1958-4-23 8465 San Luis Obispo Santa Rita Creek west of Templeton Comment
  RSA659270  Prunus fasciculata Chadwick 1988-3-30 s.n. San Luis Obispo Eastern foothills of La Panza Mountains. On hill above Dominez Road between Del Rosa and Doris Trail. California Valley Tract area, unit 32. Comment
  RSA123187  Prunus fasciculata var. punctata H. C. Lee 1936-3-23 533 San Luis Obispo 1.5 miles W of Arroyo Grande. 76 Comment
  UCSB37976  Prunus fasciculata var. punctata Edge, Lyda 1972-4-7 San Luis Obispo Sand hills south of Morro Bay Comment
  SBBG32167  Prunus ilicifolia subsp. ilicifolia E. C. Twisselmann 1968-5-13 14205 San Luis Obispo head of Camatta Cyn, at the Cottingham place 609 Comment
  OBI66735  Prunus virginiana var. demissa David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29813 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  UC1128463  Prunus virginiana var. demissa B. Bolt 1936-5-7 702 San Luis Obispo 1 3/4 mi n of Black Butte (Santa Barbara National Forest); Santa Barbara National Forest 396 Comment
  POM147150  Pseudognaphalium biolettii Alice Eastwood 1927-4-7 14379 San Luis Obispo Morro near San Luis Obispo. Comment
  UC1314948  Pseudognaphalium biolettii R. F. Hoover 1967-3-15 10249 San Luis Obispo n Arroyo Grande; Oak Park district Comment
  OBI31982  Pseudognaphalium californicum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14336 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCD135064  Pseudognaphalium californicum G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5390 San Luis Obispo San Luis Obispo County: Central Coast: Prefumo Canyon, 1.2 miles south of Los Osos Valley Road. 183 Comment
  CAS-BOT-BC356842  Pseudognaphalium californicum R. F. Hoover 1966-7-13 9896 San Luis Obispo 5 1/2 mi. se. of Santa Margarita. Sandstone hill west of Salinas River opposite Pilitas Creek Comment
  JEPS54497  Pseudognaphalium californicum Ernest C. Twisselmann 1967-4-27 12916 San Luis Obispo 2.9 mi s Piedras Blancas (Highway 1) 9 Comment
  OBI72506  Pseudognaphalium californicum M. Wetherwax & E. L. Painter, K. Downing 2002-5-8 SLO- 258 San Luis Obispo Camp San Luis Obispo. Chumash Peak. UTMs (NAD27) zone 10, 708343E, 3910215N 194 Comment
  CAS-BOT-BC357110  Pseudognaphalium luteoalbum Ernest C. Twisselmann 1965-11-2 11695 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean) 4 Comment
  CAS-BOT-BC357114  Pseudognaphalium luteoalbum Ernest C. Twisselmann; Clifton F. Smith 1969-11-12 16330 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon 701 Comment
  OBI31089  Pseudognaphalium luteoalbum Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  SBBG107361  Pseudognaphalium luteoalbum C. B. Hardham 1971-4-24 18040 San Luis Obispo American Cyn, Avenales Ranch Comment
  CAS-BOT-BC357372  Pseudognaphalium microcephalum R. F. Hoover 1966-7-13 9897 San Luis Obispo 5 1/2 mi. se. of Santa Margarita. Sandstone hill west of Salinas River opposite Pilitas Creek Comment
  OBI53462  Pseudognaphalium ramosissimum Arthur W. Hazebrook 1992-7-7 126 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso flaco Lake and surrounding dunes Comment
  OBI66864  Pseudognaphalium ramosissimum David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29605 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
  UC1284943  Pseudognaphalium stramineum R. F. Hoover 1947-8-13 7373 San Luis Obispo s of Hazard Canyon Comment
  CAS-BOT-BC361558  Pseudognaphalium stramineum R. W. Summers No date on label 274 San Luis Obispo Sea Coast, Cave Landing Comment
  OBI63054  Pseudotsuga menziesii var. menziesii D. R. Miller 1997-3-17 397 -640 San Luis Obispo Pine Mt Region, Bear Pond rd, upper end, Town crk drainage 792 Comment
  CAS-BOT-BC361811  Psilocarphus brevissimus var. brevissimus Ernest C. Twisselmann 1955-4-26 1907 San Luis Obispo Alkali sinks, 2 mi n of Soda Lake, Carissa Plains [Carrizo Plain] 640 Comment
  OBI75002  Psilocarphus tenellus David J. Keil 1988-3-19 20439 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
  RSA0042899  Psilocarphus tenellus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6274 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
  RSA0045599  Psoralea orbicularis Keith E. Hoffmaster 1935-7-1 655 San Luis Obispo Near Arroyo Grande. Comment
  RSA0028038  Pterostegia drymarioides Greg Wilvert 2005-4-13 208 San Luis Obispo 2 kilometers SSW of Lawson Spring. 871 Comment
  UC54816  Pterostegia drymarioides Mrs. R. W. Summers San Luis Obispo Comment
  OBI10704  Punica granatum Bonnie M. Thompson 1963-11-20 553 San Luis Obispo Calif State Polytechnic Univ, Tenaya Comment
  UC1135323  Quercus agrifolia C. A. Graham 1938-4-6 286 San Luis Obispo 0.5 mi wnw Bee Rock; Bradley Quad. 441 Comment
  SBBG104924  Quercus agrifolia var. agrifolia F. L. Johnson Proctor 1993-2-19 ROB 121 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI3579  Quercus agrifolia var. agrifolia Mary Kidd 1971-8-26 213 San Luis Obispo Cal Poly campus, west side Comment
  CDA20403  Quercus berberidifolia J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area, Los Padres National Forest, Cuesta Ridge East 0 Comment
  SBBG33144  Quercus berberidifolia K. K. Muller 1956-11-7 764 San Luis Obispo N slope of Cypress Mtn, W of Paso Robles near Adelaida Comment
  OBI46087  Quercus douglasii Lynne Dee Oyler 1986-3-21 3345 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  CAS-BOT-BC94034  Quercus durata Alice Eastwood 1929-3-7 16850 San Luis Obispo Chorro Creek Comment
  OBI28200  Quercus durata var. durata Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts. E Cuesta Ridge, 3.05 mi SE of Hwy 101 Comment
  OBI67862  Quercus john-tuckeri M. Wetherwax & E. L. Painter, J. Wetherwax 2002-7-29 CR- 326 San Luis Obispo Camp Roberts. North of San Marcos Rd, N of Chimney rock 400 Comment
  CAS-BOT-BC62839  Quercus lobata Carl B. Wolf 1930-11-8 1818 San Luis Obispo 2 miles west of Atascadero on road to Morro Bay 152 Comment
  SBBG49607  Quercus palmeri M. R. Benedict 1974-12-7 San Luis Obispo Peachy Cyn Rd, 4 mi W of Paso Robles Comment
  CAS-BOT-BC248855  Quercus palmeri P. S. Manos 1987-10-20 530 San Luis Obispo Peachy Canyon Rd., 2.5 mi W of Paso Robles 400 Comment
  OBI77561  Rafinesquia californica Austin P. Griffiths 1985-5-4 s.n. San Luis Obispo Lopez Lake. T31S, R34W, BM:M Comment
  UC771693  Rafinesquia californica R. F. Hoover 1946-6-16 6159 San Luis Obispo e side La Panza Range Comment
  OBI54862  Ranunculus arvensis David J. Keil, with Miguel Ponce 1997-1 26137 San Luis Obispo East Of Santa Margarita Along Highway 58. Ca. 0.9 Road Miles West Of Salinas River Bridhe. Comment
  OBI27140  Ranunculus californicus Thomas Burrows 1980-4-24 17 San Luis Obispo Reservoir Cyn 152 Comment
  OBI10580  Ranunculus californicus Neil Havlik 1967-5-14 50 San Luis Obispo 1/2 mi W of los Osos Valley Rd, along Perfumo Canyon rd Comment
  UCR32111  Ranunculus hebecarpus David J. Keil, Melissa Luckow, R. Riggins-Pimentel, R. A. Pimentel, L. Seek 1982-5-8 16023 San Luis Obispo Santa Lucia Mtns (Coast Ranges), Trail on NE side of Cypress Mountain Comment
  SBBG112507  Ranunculus hebecarpus D. Keil 1985-3-31 18502 San Luis Obispo Calf Cyn area along St Hwy 58, halfway between Park Hill Rd and Hwy 229 Comment
  UCR38991  Raphanus sativus David J. Keil 1980-3-27 13721 San Luis Obispo Calif. Hwy 166, 1 mi. east of U.S. Hwy 101. Comment
  UC1121809  Rhamnus crocea C. A. Graham 1939-3-29 472 San Luis Obispo 4 mi nw Morris Ranch; Branch Mountain Quad. 350 Comment
  CAS-BOT-BC55868  Rhamnus crocea W. R. Dudley 1893-12-30 s.n. San Luis Obispo Pecho Mts. Comment
  CAS-BOT-BC55870  Rhamnus crocea W. R. Dudley 1902-4-5 s.n. San Luis Obispo Wild Cherry Creek, North of Port Harford Comment
  UC1121845  Rhamnus ilicifolia H. A. Jensen 1930-9-5 64 San Luis Obispo Santa Rita Creek Adelaida Quad. 274 Comment
  OBI77790  Rhamnus ilicifolia Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E Cuesta Ridge, 3.05 mi SE of hwy 101 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
  UC1127379  Ribes aureum D. Axelrod 1936-6-16 553 San Luis Obispo 1 3/4 mi e Cerro Alto; Santa Barbara National Forest, San Luis Obispo Quadrangle Comment
  CAS-BOT-BC92984  Ribes californicum var. californicum R. F. Hoover 1964-5-13 8835 San Luis Obispo Santa Rita Creek west of Templeton. Comment
  OBI32137  Ribes divaricatum David J. Keil 1981-6-20 14859 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  CAS-BOT-BC173069  Ribes divaricatum var. pubiflorum Roxana S. Ferris 1929-4-15 7626 San Luis Obispo Between Oceano and Callender Comment
  CAS-BOT-BC173077  Ribes divaricatum var. pubiflorum Ellsworth Bethel 1920-4-7 s.n. San Luis Obispo Santa Margarita Comment
  OBI39857  Ribes divaricatum var. pubiflorum David J. Keil 1985-6-22 18935 San Luis Obispo Springy area at base of hill S of Los Osos Crk estuary at E edge of Morro Bay salt marsh, W of south Bay blvd Comment
  OBI73396  Ribes malvaceum David J. Keil 2010-2-15 30662 -2 San Luis Obispo Highway 58 in Calf Canyon area Comment
  SBBG113519  Ribes menziesii C. B. Hardham 1959-4-12 4237 San Luis Obispo Cambria Comment
  UC455586  Ribes menziesii unknown 1906-1 San Luis Obispo Islay Creek Comment
  OBI65109  Ribes quercetorum Greg Wilvert 2005-4-30 367 San Luis Obispo SE Half of Caliente Range; 1.1 km SE of Padrones Spring 1098 Comment
  UC169846  Ribes quercetorum C. C. Parry March 1888 San Luis Obispo Paso Robles Comment
  OBI14031  Ribes quercetorum Robert F. Hoover 1964-4-13 8698 San Luis Obispo 2 mi S of Atascadero, W of hwy 101, near base of shale hill Comment
  UC52199  Ribes sanguineum var. glutinosum Mrs. R. W. Summers San Luis Obispo Comment
  PASA2272  Ribes sanguineum var. glutinosum Margaret Stason 1929-5-4 San Luis Obispo Santa Rita Canyon Comment
  UCR31917  Ribes sericeum David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, et al. 1982-5-8 15944 San Luis Obispo Santa Lucia Mtns (Coast Ranges), 2.35 mi. east of junction of Santa Rosa Creek Road with Fiscalini Ranch Road, on dirt road up Cypress Mtn. Comment
  UC1127621  Ribes speciosum T. M. Hendrix 1937-4-16 12 San Luis Obispo 4.3 mi se Pozo; Santa Barbara National Forest, Pozo Quadrangle Comment
  UC1736513  Ribes speciosum Dean W. Taylor 1971-4-24 1001 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area along the ridge at Firebreak Benchmark 2476 Comment
  OBI79119  Ricinus communis David J. Keil 2011-11-5 31163 San Luis Obispo Western slope of Nipomo Mesa overlooking agricultural fields. Vicinity of intersection of Mountain View Drive and Halcyon Road 15 Comment
  OBI14358  Ricinus communis Gino Francescini 1964-2-20 11 San Luis Obispo South of Broad st. Comment
  OBI56747  Rigiopappus leptocladus David J. Keil 1998-5-13 27247 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  UCR28903  Rigiopappus leptocladus David J. Keil, Melissa Luckow, R. A. Pimentel, R. Riggins-Pimentel 1981-4-24 14525 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  OBI80747  Romulea rosea D. R. Miller 2015-2-18 215 .1108 San Luis Obispo grassy field to beach at end of Lone Palm Drive off of Hwy 1 20 Comment
  OBI34833  Rorippa curvisiliqua David J. Keil 1983-10-30 18033 San Luis Obispo Rocky Cyn Crk E of Atascadero Comment
  UC1191529  Rorippa palustris Malcolm A. Nobs and S. Galen Smith 1949-6-22 828 San Luis Obispo ca 2 mi s Oceano (Dune Lakes Gun Club); s of Oceano, Dune Lakes Gun Club Comment
  OBI28650  Rosa californica David J. Keil, Eric Wise 1982-7-2 16274 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black lake Cyn trl Comment
  UC12896  Rosa californica W. H. Brewer 1861-5-3 545 San Luis Obispo Nascimiento River Comment
  CAS-BOT-BC146684  Rosa gymnocarpa R. F. Hoover 1964-5-13 8847 San Luis Obispo South Fork of Old Creek Comment
  CAS-BOT-BC146680  Rosa gymnocarpa Clare B. Hardham 1957-4-14 1695 San Luis Obispo West side Santa Rita Road (headwaters of Old Creek) Comment
  OBI10008  Rosa spithamea Fred Rush May1956 76 San Luis Obispo Mt. SLO Comment
  OBI51256  Rosa spithamea Debbie Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .8 San Luis Obispo San Simeon State Park, NE corner of park Comment
  OBI9987  Rubus armeniacus Richard L. Birchler 1968-5-22 18 San Luis Obispo Stenner Crk, near Santa Rosa St, San Luis Obispo Comment
  CAS-BOT-BC156983  Rubus ursinus Clare B. Hardham 1958-2-13 2819 San Luis Obispo Cambria Comment
  OBI72636  Rubus ursinus Wendy Thackery 2002-3-7 31 San Luis Obispo Elfin Forst, Los Osos 24 Comment
  UC1128671  Rubus ursinus T. M. Hendrix 1937-6-6 277 San Luis Obispo 1.5 mi nw New District School; Pozo Quadrangle Comment
  OBI9980  Rubus ursinus J. B. Carstens 1966-4-8 11 San Luis Obispo 3 mi N of Avila Beach Rd on See Cyn rd, on E side of road along fence Comment
  UC1010758  Rubus ursinus Peter H. Raven 1951-6-13 2953 San Luis Obispo hills at n end San Luis Obispo; n end San Luis Obispo Comment
  SD178262  Rumex acetosella G. K. Helmkamp 2004-2-7 8261 San Luis Obispo Southeast of Oceano along Halcyon Road, just east of Mesa View Dr. 75 Comment
  CDA22892  Rumex acetosella G. D. Barbe 1974-5-16 1790 San Luis Obispo Southwest corner of Frontage Road and Juniper Street, Nipomo. 0 Comment
  UCSB39118  Rumex acetosella Jorgensen, Jan 1982-4-23 San Luis Obispo Nipomo Mesa along highway 1 30 Comment
  CAS-BOT-BC421812  Rumex conglomeratus Clare B. Hardham 1956-8-3 1245 San Luis Obispo Santa Lucia Mountains. Cienega Creek, T. Dellaganna Ranch. Comment
  UCR42738  Rumex crispus E. A. Wise 1984-6-5 1899 San Luis Obispo Little Morro Creek. A sand bar about 100 ft long and 18 ft wide Comment
  CAS-BOT-BC433349  Rumex crispus Ernest C. Twisselmann 1952-8-18 132 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Phelps Spring, Eben McMillan Ranch 670 Comment
  OBI64989  Rumex hymenosepalus Greg Wilvert 2005-4-5 120 San Luis Obispo SE Half of the Caliente Range. 1.5 km S of Soda Lake Rd along Padrones Cyn Rd 806 Comment
  OBI60781  Rumex pulcher David J. Keil 1991-5-18 21545 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  SBBG1741  Rumex transitorius C. B. Hardham 1957-11-7 2737 San Luis Obispo Villa Crk Comment
  OBI57325  Sagina apetala David J. Keil 1998-4-20 26819 San Luis Obispo NW of Paso Robles along Nacimiento Lake Drive, 0.1 miles E of junction with San Marcos Rd. Comment
  UC1549467  Sagina decumbens subsp. occidentalis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6838 San Luis Obispo ca. 7 airmiles n. San Simeon (2 -3 mi. from Hwy. 1, top of ridge s. side of Arroyo de la Cruz, Hearst Ranch); Hearst Ranch, Arroyo de la Cruz 121 Comment
  UC2027215  Salicornia pacifica David J. Keil 2011-7-3 31054 San Luis Obispo Morro Bay. South side of sand berm on south side of Morro Bay marina. Comment
  CAS-BOT-BC103279  Salix bonplandiana I. L. Wiggins 1932-3-21 5818 San Luis Obispo Bitterwater Valley between Cholame and Annette Comment
  CAS-BOT-BC103267  Salix bonplandiana R. F. Hoover 1947-3-19 6702 San Luis Obispo Oak park district Comment
  CAS-BOT-BC103395  Salix breweri Alice Eastwood 1929-3-7 16862 San Luis Obispo Chorro Creek, San Luis Obispo Comment
  OBI65086  Salix exigua Greg Wilvert 2005-4-25 333 San Luis Obispo SE Half of Caliente Range. Wells Cyn 734 Comment
  OBI9852  Salix exigua Robert F. Hoover 1966-7-13 9904 San Luis Obispo Yaro Crk Comment
  RSA129738  Salix exigua H. C. Lee 1937-5-5 885 San Luis Obispo Wellsana. 204 Comment
  UC1392663  Salix exigua R. F. Hoover 1968-4-16 11031 San Luis Obispo Cuyama R. bed at Chalk Mt. Comment
  UC536870  Salix laevigata M. E. Jones 1934-4-5 San Luis Obispo Pismo Beach Comment
  OBI37190  Salix laevigata Eric Wise 1981-8-7 1020 San Luis Obispo Cow pond, .3 mi W of Huer Huero-La Panza Rd, next to hwy 58 Comment
  OBI37328  Salix lasiolepis Eric Wise 1983-2-17 1642 San Luis Obispo Oso Flaco Lake, shore on E bank between lakes Comment
  SBBG99072  Salix lasiolepis C. F. Smith 1951-4-19 3048 San Luis Obispo Hwy 1, Black Lake Cyn, Nipomo Mesa Comment
  OBI28332  Salix lasiolepis Lori Blain 1982-4-7 6 San Luis Obispo Calif Polytechnic State Univ 152 Comment
  OBI37216  Salix lasiolepis Eric Wise 1983-2-17 1637 San Luis Obispo Alamo Crk near Twitchell Res Comment
  OBI71257  Salix lasiolepis Austin P. Griffiths 1987-4-11 18100 San Luis Obispo Arroyo de la Cruz along E bench of crk, near streamflow gauge station Comment
  CAS-BOT-BC107244  Salix lasiolepis var. bigelovii Alice Eastwood 1927-8-1 15035 San Luis Obispo San Simeon Bay Comment
  CAS-BOT-BC107240  Salix lasiolepis var. bigelovii H. M. Pollard 1968-6-7 s.n. San Luis Obispo Dunes near Jack Lake, W. of Union Ooil Refinery on Southern Pacific R.R. S. of Oceano Comment
  CAS-BOT-BC124828  Salix lasiolepis var. lasiolepis Ernest C. Twisselmann 1953-4-1 377 San Luis Obispo [Sandiego Joe's] Sandiego Joes Spring: 11 miles east of Simmler, McKittrick Highway 792 Comment
  CDA21192  Salpichroa origanifolia unknown 2007-4-11 PDR 1450405 San Luis Obispo South Coast Ranges; Downtown San Luis Obispo along San Luis Creek. 0 Comment
  UC1765232  Salsola damascena Don Pendleton 1989-10-31 San Luis Obispo Temblor Range, ridge top and E slope at Crocker Grade, S of Crocker Springs Rd., ca. 2 mi W of the county line and 7.5 mi (airline) SW of McKittrick. 975 Comment
  CDA3236  Salsola damascena G. D. Barbe, J. L. Johnson 1978-10-3 2448 San Luis Obispo Recruit Grade Pass, 5.2 km west of Kern County line; Temblor Range. Comment
  CAS-BOT-BC220743  Salvia brandegeei R. F. Hoover 1960-1-28 8515 San Luis Obispo At San Luis Obispo Comment
  CDA19983  Salvia columbariae J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI54155  Salvia columbariae David J. Keil, Kathleen Keil 1995-4-15 24896 San Luis Obispo Shell Crk rd, ca 1/2 mi N of jctn with Calif rte 58 Comment
  HSC14345  Salvia columbariae D. A. Shally 1965-4-13 22 San Luis Obispo Cottonwood Pass, Hwy. 41 610 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
  CAS-BOT-BC230027  Salvia mellifera Ernest C. Twisselmann 1967-4-27 12934 San Luis Obispo Ragged Point, Santa Lucia Range 60 Comment
  CAS-BOT-BC94562  Salvia mellifera R. C. Wenk; D. J. Spurr 2007-4-7 591 San Luis Obispo Los Padres National Forest. Near parking lot for Rinconada trailhead to Little Falls. Along Pozo Road, about 11 road 573 Comment
  OBI31154  Salvia mellifera Julie M. Vanderwier 1978-5-5 6 San Luis Obispo Indian Knob Tar Sands Comment
  OBI35442  Salvia mellifera Melody Dickens 1980-4-30 4 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI3962  Salvia mellifera Elizabeth Rudd 1971-4-24 220 San Luis Obispo 3 mi NE of Santa Margarita Comment
  UC1124786  Salvia mellifera W. A. Peterson 1937-4-26 748 San Luis Obispo 3 mi se La Panza Ranch; La Panza Quad. 579 Comment
  OBI13535  Salvia mellifera W. D. Hill 1950-3-20 s.n. San Luis Obispo American cyn Comment
  OBI51802  Salvia spathacea R. Mike Arens 1994-1-12 14 a San Luis Obispo Calif Polytechnic State univ campus; near Botanical Garden foot bridge 152 Comment
  UC25751  Salvia spathacea Jos. Burtt Davy 1901-1-31 San Luis Obispo near Paso Robles; Santa Lucia Mts. Comment
  UC28642  Sambucus mexicana W. H. Brewer 1861-4-30 492 San Luis Obispo Atascadero Comment
  CAS-BOT-BC246006  Sambucus nigra subsp. caerulea Mrs. R. W. Summers No date on label. s.n. San Luis Obispo Unspecified Comment
  UC2027058  Sambucus nigra subsp. caerulea Greg Wilvert 2005-5-11 400 San Luis Obispo Southeast Half of the Caliente Range: Semper Spring Comment
  OBI77142  Sanicula arguta Robert F. Hoover 1958-3-6 8412 San Luis Obispo Between Morro Bay and Cayucos, (South of mouth of Toro crk). Comment
  OBI8792  Sanicula arguta Robert F. Hoover 1947-4-16 6930 San Luis Obispo West base of Cerro Romauldo near San Luis Obispo Comment
  OBI31277  Sanicula bipinnata Joy Nishida, Melissa Luckow 1983-3-10 553 San Luis Obispo 1.7 mi S of American cyn campground near stream/road crossing. Ground is moist due to recent rains Comment
  UC1123160  Sanicula bipinnata P. L. Johannsen 1937-5-17 1137 San Luis Obispo 3 1/4 mi se of McAlester's Ranch 1005 Comment
  UC454481  Sanicula bipinnata I. J. Condit 1910-3-27 San Luis Obispo Pozo Comment
  SEINET7063630  Sanicula bipinnatifida A. G. Vestal 1947-4-12 s.n. San Luis Obispo About 5 miles northeast of Estrella in Hog Canyon. UTM Zone 10, 771477mE, 3960495mN. (WGS84/NAD83). 354 Comment
  OBI75490  Sanicula crassicaulis Jenner Whitt 2003-4-10 33 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  SEINET3873483  Sanicula crassicaulis Richard R. Halse 2011-3-22 8143 San Luis Obispo Along State Hwy. 1, ca 2 miles south of the San Simeon, where San Simeon Creek enters the Pacific Ocean.; 0 3 Comment
  UC1022483  Sanicula crassicaulis C. Ritchie Bell 1951-3-30 3 X167 San Luis Obispo 6.2 mi w of Templeton (on road to Cambria) Comment
  JEPS98664  Sanicula hoffmannii P. Vargas 1996-4-28 21 PV96 San Luis Obispo Oak Knoll Creek San Simeon Comment
  OBI69952  Sanicula maritima D. R. Miller and E. A. Appel, E. A. Appel 2007-5-6 507 .849 San Luis Obispo Along fence line on Hwy 1 side of fence (ocean side of rd) .6 mi N of Arroyo de la Cruz bridge Comment
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Jan 10 2015
  SD71439  Sanicula maritima R. F. Hoover 1947-4-13 6928 San Luis Obispo Los Osos Valley Comment
  RSA0039402  Sanicula tuberosa LeRoy Gross, Evan Meyer 2014-4-15 6224 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  SD75754  Sarcocornia pacifica Helen V. Witham 1969-9-27 511 San Luis Obispo East end of Morro Bay. 2 Comment
  OBI22200  Schismus arabicus Robert F. Hoover 1967-3-28 10301 San Luis Obispo Elkhorn Plain Comment
  OBI5040  Schoenoplectus acutus var. occidentalis Robert J. Rodin 1956-5-22 6069 San Luis Obispo Near Atascadero Comment
  RSA122660B  Schoenoplectus acutus var. occidentalis H. C. Lee 1936-6-2 648 San Luis Obispo 1 mile northwest of Oceano 6 Comment
  OBI35192  Schoenoplectus acutus var. occidentalis Eric Wise 1981-7-10 910 San Luis Obispo Santa Margarita Lake: Man-made reservoir in Salinas River chnl Comment
  OBI79849  Schoenoplectus californicus David J. Keil 2012-7-26 31476 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  OBI79152  Schoenoplectus pungens David J. Keil 2011-11-9 31171 San Luis Obispo Pismo Beach. Beach and lagoon with low dunes at end of Addie Street, Mouth of Pismo Creek 0 Comment
  POM172034  Schoenoplectus pungens F. M. Reed 1928-8-22 6109 San Luis Obispo Sand dunes at Morro Bay Comment
  OBI58011  Schoenoplectus pungens Austin P. Griffiths 1983-8-18 s.n. San Luis Obispo Oceano Dunes Region. Oso Flaco Lake in front of southwest end of causeway Comment
  RSA522550  Schoenoplectus pungens E. Wise 1981-6-27 786 San Luis Obispo Cuyama River, Pine Canyon Forest Service Station Comment
  SBBG30921  Schoenoplectus pungens var. badius R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  OBI43544  Scirpus microcarpus Eric Wise 1981-5-14 306 San Luis Obispo Sweet Springs marsh. NW of 4th and Ramona, Los Osos Comment
  SD75736  Scirpus microcarpus D. W. Taylor 1970-6-23 T 70 122 San Luis Obispo Common at margin of slough in Black Lake Canyon, 1.1 miles east of State Highway 1. Comment
  CDA19985  Scutellaria tuberosa J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area, Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI66346  Scutellaria tuberosa David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26275 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
  UC1124896  Scutellaria tuberosa H. C. Lee 1937-6-1 1043 San Luis Obispo 2 1/2 mi wnw of Templeton 304 Comment
  CAS-BOT-BC69783  Selaginella bigelovii Roxana S. Ferris 1929-4-13 7535 San Luis Obispo E. of San Luis Obispo. Comment
  CAS-BOT-BC69785  Selaginella bigelovii W. R. Dudley 1903-8-4 s.n. San Luis Obispo Near Posts', Santa Lucia Mts. Comment
  CAS-BOT-BC69790  Selaginella bigelovii Clare B. Hardham 1956-2-12 133 San Luis Obispo Atascadero Creek, Hale Ranch, Santa Lucia Mountains. Comment
  CAS-BOT-BC327394  Senecio aphanactis Clare B. Hardham 1958-3-22 2913 San Luis Obispo Steiner Creek near San Luis Obispo, Santa Lucia Mountains Comment
  OBI6133  Senecio blochmaniae D. Waive Stager 1972-7-17 10 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  UC35942 Image available Senecio blochmaniae Mrs. Blochman 1892-11-1 San Luis Obispo Santa Maria River; ; Santa Maria River, San Luis Obispo Co. Comment
  OBI34074  Senecio californicus Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  SEINET7072466  Senecio californicus A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  UC2027126  Senecio californicus Greg Wilvert 2005-4-2 95 San Luis Obispo Southeast Half of Caliente Range: 0.8 km WSW of Wells Spring Comment
  OBI31318  Senecio douglasii var. douglasii Joy Nishida 1982-8-12 514 San Luis Obispo American cyn. 1.2 mi S of American cyn campground 500 Comment
  OBI60089  Senecio douglasii var. douglasii George Butterworth 1997-6-30 129 San Luis Obispo T32S, R 19E, S 1 SW Qtr. 3/4 mi S of Saucito, 200 yds east ofroad, by eastern cottonwood, south side of wash 689 Comment
  OBI65179  Senecio douglasii var. douglasii Greg Wilvert 2005-6-14 479 San Luis Obispo SE half of the Caliente Range; canyon to the E of Quail cyn. 848 Comment
  OBI15497  Senecio douglasii var. douglasii Robert F. Hoover 2017-4-5 6305 San Luis Obispo West base of La Panza Range (Sycamore crk) Comment
  OBI57964  Senecio elegans Austin P. Griffiths, Kathleen Jones 1986-3-29 s.n. San Luis Obispo Guadalupe Dunes. E of Hidden Willow Valley Comment
  SDSU483  Senecio flaccidus var. douglasii D. F. Howe 1962-7-23 3347 San Luis Obispo Lake Nacimiento. 244 Comment
  UCR42873  Senecio mikanioides David J. Keil 1981-3-7 14276 San Luis Obispo San Luis Obispo, Along San Luis Creek in southern San Luis Obispo, near intersection of Meisner Road and South Higuera Street. Comment
  OBI77591  Senecio vulgaris David J. Keil, Melissa Luckow 1981-7-3 14974 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  UCR4805  Senna multiglandulosa O. F. Clarke 1966-11-27 661127- 01 San Luis Obispo 13 mi. north of Santa Barbara County line, on Hwy 101 Comment
  OBI59219  Setaria viridis David J. Keil 1998-6-8 27681 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  OBI69786  Setaria viridis David J. Keil 1983-10-30 18045 San Luis Obispo Salinas River at hwy 58 bridge Comment
  CAS-BOT-BC205499  Sidalcea hickmanii subsp. anomala Mark A. Elvin; M. Moore; N. Huber; R. Leverette 2006-5-11 4836 San Luis Obispo Central Coastal: Camp San Luis Obispo; E of Hwy 1, S of Primera Mine; 850 m SW of Whiskey Springs 366 Comment
  SBBG109594  Sidalcea hickmanii subsp. anomala C. B. Hardham 1960-6-3 5990 San Luis Obispo Sargent Cypress forest, Cuesta Grade 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
  SBBG4707  Sidalcea malviflora subsp. laciniata C. B. Hardham 1958-5-3 3170 San Luis Obispo top of Cuesta Grade Comment
  UC56404  Sidalcea malviflora subsp. laciniata Mrs. R. W. Summers 1882-4-19 San Luis Obispo San Luis Mt. Comment
  CAS-BOT-BC384517  Silene antirrhina Ernest C. Twisselmann 1969-5-7 15223 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 563 Comment
  CLARK-A1045-1352  Silene gallica George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Morro Bay State Park; Morro Bay S 7.5'Q Comment
  OBI31657  Silene gallica Smeltzer, Turnquist 1982-4-12 47 San Luis Obispo Laguna Lake Park Comment
  CAS-BOT-BC392454  Silene gallica Ernest C. Twisselmann 1959-5-23 5280 San Luis Obispo Point Buchon 10 Comment
  CAS-BOT-BC174940  Silene laciniata Volney Rattan 1887-6-1 s.n. San Luis Obispo Mountains of San Luis Obispo County Comment
  CAS-BOT-BC174944  Silene laciniata Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch, San Luis Obispo Comment
  RSA355826  Silene laciniata subsp. major R. F. Thorne 1968-6-7 37783 San Luis Obispo Jack Lake. Near lake, ca. 3 miles S of Oceano. Comment
  OBI19477  Silene verecunda Robert F. Hoover 1947-3-26 6745 San Luis Obispo Price Cyn (just S of) Comment
  SBBG113592  Silene verecunda C. B. Hardham 1961-4-26 6916 San Luis Obispo Franklin Crk near Camp Natoma Comment
  OBI15473  Silybum marianum P. J. Justen 1966-4-29 18 San Luis Obispo W side of Cal Poly's swine unit Comment
  OBI15475  Silybum marianum S. Patterson 1966-5-14 15 San Luis Obispo In Halcyon near the crk Comment
  SBBG104190  Sinapis arvensis F. L. Johnson Proctor 1993-2-20 ROB 135 San Luis Obispo N edge of cantonment area; Camp San Luis Obispo Comment
  CAS-BOT-BC74975  Sinapis arvensis R. F. Hoover 1962-4-1 8545 San Luis Obispo One mile south of Nipomo. Comment
  UCD115543  Sisymbrium altissimum Robert 'Roy' J. van de Hoek 1995-3-30 221 San Luis Obispo San Luis Obispo County: Carrizo Plain, 0.5 mile northwest of the Van Matre Ranch. 650 Comment
  OBI53142  Sisyrinchium bellum Steven A. Junak, Tina J. Ayers 1989-4-12 3946 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Cuesta Ridge: Along N side of main rd (USFS Rd #29S11.3) at intersection with rd to W end of Pick and Shovel Mine, about 4.4 mi W of hwy 101 762 Comment
  OBI66414  Solanum americanum David J. Keil, with Dave Hacker 2005-6-24 30386 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  RSA140807  Solanum americanum John H. Thomas 1959-3-20 7564 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, 17 miles S of San Luis Obispo County. 8 Comment
  SBBG38605  Solanum americanum E. C. Twisselmann, D. J. Bedell 1969-11-15 16339 San Luis Obispo Salinas River, 5 mi S of Paso Robles 182 Comment
  OBI9148  Solanum douglasii Robert F. Hoover 1946-8-17 6300 San Luis Obispo N end of Morro Bay Comment
  OBI51313  Solanum douglasii Jan Barber 1993-8-19 85 San Luis Obispo San Simeon State Park. NW of main campground Comment
  OBI9153  Solanum douglasii P. A. Holden 1966-5-15 18 San Luis Obispo Between Grover City and Five Cities Shopping Center Comment
  RSA647594  Solanum elaeagnifolium Harry Nakada 1946-7-16 s.n. San Luis Obispo North of San Luis Obispo. Comment
  UCR38909  Solanum rostratum Craig Cunningham 1983-1 s.n. San Luis Obispo Central Coast, Atascadero. along Casanova Ave. in 3-F Meadows area Comment
  UC1315091  Solanum umbelliferum E. McMillan 1952-5-25 130 San Luis Obispo 1 mi n and 8 mi e of Shandon (Palo Prieta Canyon); Palo Prieta Canyon Comment
  UC456224  Solanum umbelliferum I. J. Condit and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC157606  Solanum umbelliferum Ernest C. Twisselmann 1955-5-27 2037 San Luis Obispo La Panza Range. Ridge south of upper Cammatta Canyon Comment
  JEPS99218  Solanum umbelliferum Clare B. Hardham 1958-5-17 3343 San Luis Obispo about 0.5 mi N of Chimney Rock (North Road to Adelaida) Comment
  SBBG54996  Solanum umbelliferum K. R. Neisess 1976-2-22 San Luis Obispo W side of See Cyn Rd Comment
  OBI5459  Solanum xanti Sharon Jochums 1974-2-17 10 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  OBI81233  Solidago confinis David J. Keil 1987-9-27 20347 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-BC365333  Solidago confinis Delzie Demaree 1938-8-23 18100 San Luis Obispo Oso Flaco Lake, P.O. Guadalupe Comment
  CAS-BOT-BC365735  Solidago spathulata R. F. Hoover 1963-7-30 8590 San Luis Obispo Northeast side of Los Osos Valley Comment
  JEPS51982  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the s side San Carpojo Creek; s side San Carpojo Creek 30 Comment
  RSA0089341  Solidago velutina subsp. californica Mark A. Elvin, Jason Storlie 2014-10-10 7706 San Luis Obispo Central Coastal: Guadalupe Dunes; Guadalupe-Nipomo Dunes National Wildlife Refuge, Snakebite N of 3-Pond Valley. 650 m from S boundary of the Refuge. 18 Comment
  SD245289  Solidago velutina var. californica David Keil, M. Walgren, et al. 2013-7-27 31860 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric) to Coon Creek trail in Montana de Oro State Park. 399 Comment
  OBI15441  Soliva sessilis Robert F. Hoover 1947-4-18 6944 San Luis Obispo Cambria Comment
  OBI38431  Sonchus asper Eric Wise 1981-6-22 646 San Luis Obispo Lopez Water Treatment Reservoir Comment
  CAS-BOT-BC374482  Sonchus asper Ernest C. Twisselmann 1969-11-28 16354 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 640 Comment
  HSC91760  Sonchus oleraceus Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park, MDO 1000 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
  UCD136205  Sonchus oleraceus Ernest C. Twisselmann 1958-8-17 4673 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  OBI11932  Sonchus oleraceus Lynne D. Althouse 1977-3-31 16 San Luis Obispo Wolfe's Horse ranch near San Luis High School 130 Comment
  CAS-BOT-BC236578  Sorghum halepense Ernest C. Twisselmann 1954-7-20 1454 San Luis Obispo Choice Valley Road, 4.2 miles south of Choice Valley School, Temblor Range and the Western San Joaquin Valley 527 Comment
  OBI17390  Spergula arvensis Robert J. Rodin 1956-4-29 6050 San Luis Obispo 1 mi N of Morro Bay on hwy 1 Comment
  RSA130659  Spergula arvensis R. W. Summers s.n. San Luis Obispo [Unspecified] Comment
  RSA801711  Spergula arvensis D. M. McF 1953-2-17 s.n. San Luis Obispo Pecho Ranch Comment
  OBI80043  Spergularia bocconi David J. Keil, with Lynne Dee Althouse 2002-5-2 29857 San Luis Obispo Santa Margarita Ranch Comment
  OBI57323  Spergularia marina David J. Keil 1998-4-20 26847 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI50586  Stachys ajugoides Jan Barber, Sue Weis 1993-6-16 15 San Luis Obispo W of Laguna Lake Park in San Luis Obispo Comment
  OBI52824  Stachys albens David J. Keil 1991-7-26 19681 San Luis Obispo NE of Springville along Bear Crk rd; Mtn Home State Forest. Balch Park campground Comment
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Jul 11 2015
  HSC91547  Stachys bullata Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  SBBG21298  Stachys bullata J. Patman 1963-5-30 San Luis Obispo near Cambria Comment
  UC771727  Stachys bullata R. F. Hoover 1946-7-21 6237 San Luis Obispo coast w Cambria Comment
  OBI72576  Stachys bullata Wendy Thackery 2002-3-7 35 San Luis Obispo "Mikes Trail" Alexander Rd dead ends into trailhead; Irish Hills, Los Osos 61 Comment
  UCSB47269  Stachys bullata Carr, Tom 1978-3-28 San Luis Obispo On Calif. 1; 1/2 mile north of Burton Drive 55 Comment
  RSA42996  Stachys chamissonis Robert F. Hoover 1947-7-27 7334 San Luis Obispo Black Lake Canyon, south of Arroyo Grande. Comment
  JEPS16768  Stachys chamissonis Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4332 San Luis Obispo about 2 mi s Oceano (along State Highway 1, just n of Callender Siding (Southern Pacific railroad)); Black Lake Comment
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1
  CDA13949  Stachys pycnantha G. F. Hrusa, D. Ragan 1997-8-1 14068 San Luis Obispo South Coast Ranges; Los Padres National Forest; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. Comment
  OBI28976  Stachys pycnantha David J. Keil 1977-8-21 12498 San Luis Obispo Ca. 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  CAS-BOT-BC60963  Stanleya pinnata var. pinnata Ernest C. Twisselmann 1954-5-1 1137 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Spring, Associated Canyon, 5 miles east of Simmler. 670 Comment
  PASA13  Statice arctica var. californica F. Brubaker 1928-5-5 San Luis Obispo Cambria Comment
  OBI69426  Stebbinsoseris heterocarpa David J. Keil 2008-3-31 30489 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. Comment
  OBI31430  Stellaria media Joy Nishida, Julie Oxford 1982-4-16 300 San Luis Obispo American cyn, 1.7 mi S of Amer Cyn campground, at stream crossing 488 Comment
  OBI40974  Stellaria media David J. Keil, Dirk Walters 1986-5-2 19343 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  UCD99468  Stellaria nitens G. F. Hrusa 1992-3-24 10348 San Luis Obispo San Luis Obispo County: along Highway 46 right-of-way, approx. 6 miles E of Paso Robles. Comment
  OBI33116  Stephanomeria cichoriacea David J. Keil 1983-9-10 17948 San Luis Obispo Vicinity of Arroya de la Cruz, N of San Simeon Comment
  SBBG93961  Stephanomeria cichoriacea S. A. Junak 1990-10-11 4440 San Luis Obispo near NW corner of Cuesta Ridge Botanical Area, W side of USFS RD 29S11.3, just W of W boundary of Botanical Area, ca. 5.6 mi W of US Hwy 101 716 Comment
  OBI66558  Stephanomeria cichoriacea D. R. Miller 1994-8-22 894 -535 San Luis Obispo Pine Mt region. At Spirit Meadow, E slope Pine Mt; Tobacco Crk drainage 610 Comment
  CAS-BOT-BC375254  Stephanomeria elata Jerry Copeland 1973-8-31 1010 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, 2 miles west of Highway 101 Comment
  OBI31094  Stephanomeria elata Julie M. Vanderwier 1978-10-26 90 San Luis Obispo Indian Knob Tar Sands Comment
  UC771649  Stephanomeria elata R. F. Hoover 1946-8-26 6351 San Luis Obispo Los Osos Valley Comment
  OBI79945  Stephanomeria exigua David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31861 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 300 Comment
  OBI15410  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1946-10-13 6492 San Luis Obispo E edge of Cuyama Valley near Kern Co line Comment
  UC1321345  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-9-21 10093 San Luis Obispo near Pismo Beach; Price Canyon Comment
  UCD136315  Stephanomeria exigua subsp. carotifera Ernest C. Twisselmann 1959-8-5 5564 San Luis Obispo San Luis Obispo County: Temblor Range and Western San Joaquin Valley. Dorothy Twisselman Ranch, summit of Choice Valley. 655 Comment
  CAS-BOT-BC375298  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-10-1 10095 San Luis Obispo Upper Arroyo Grande opposite Routzahn [Routzhan] County Park Comment
  CAS-BOT-BC375302  Stephanomeria exigua subsp. carotifera R. F. Hoover 1969-9-15 11589 San Luis Obispo San Bernardo Creek Comment
  CAS-BOT-BC322905  Stephanomeria pauciflora Ernest C. Twisselmann 1962-8-23 7686 San Luis Obispo Hills at the summit of Palo Prieta Canyn, Temblor Range and the Western San Joaquin Valley 640 Comment
  OBI59236  Stephanomeria virgata G. F. Hrusa 2000-9-30 15699 San Luis Obispo Carrizo Plain Natural Area. Elkhorn Grade, 1st summit to E of Soda Lake Rd 884 Comment
  OBI65051  Stipa cernua Greg Wilvert 2005-4-17 255 San Luis Obispo SE Half of the Caliente Range. Along Padrones Cyn Rd 852 Comment
  OBI22270  Stipa lepida F. Rush Apr-56 42 San Luis Obispo Mt SLO Comment
  OBI25015  Stipa lepida David J. Keil, Dirk Walters 1980-4-26 13879 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI67093  Stipa pulchra David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29579 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
  OBI6602  Stipa pulchra Pat Jackson 1971-2-23 8 San Luis Obispo Cal Poly Sheep Pasture near student horse unit 91 Comment
  SBBG2575  Streptanthus albidus subsp. peramoenus C. B. Hardham 1958-5-10 3303 San Luis Obispo Cypress Mtn Comment
  OBI78832  Streptanthus glandulosus Riley Shiraishi, Alonzo Llamas, Matthew Mattson, Lizz Silva 2014-4-24 1 San Luis Obispo Eastern face of slope off rocky ledge of trail next to Prospect Lookout Tower - 20 minute hike up dirt road from paved street. 468 Comment
  RSA430024B  Streptanthus glandulosus Lester Rowntree 1929-6-27 s.n. San Luis Obispo Santa Lucia Mtns. 1439 Comment
  UCR264483  Stuckenia pectinata Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7637 San Luis Obispo Central Coastal: Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Colorado Pond,' c. 80 m from south Refuge boundary 17 Comment
  OBI15392  Stylocline gnaphaloides Robert F. Hoover 1947-3-26 6748 San Luis Obispo Price Cyn (just S of) Comment
  UC1953340  Stylocline gnaphaloides Anthony Baniaga with Theo Fitanides 2010-5-10 164 San Luis Obispo Tierra Redonda Mountain. Comment
  JEPS51562  Stylomecon heterophylla W. L. Jepson 1932-4-2 16197 San Luis Obispo Palo Prieto Canyon; se San Luis Obispo Co. 502 Comment
  CAS-BOT-BC110381  Suaeda californica Clare B. Hardham 1957-11-2 2710 San Luis Obispo Santa Lucia Mountains. Beach, mouth of Old Creek. Comment
  SEINET3840879  Suaeda moquinii T. D. Wilfred, G. F. Hrusa 2000-9-29 15687 San Luis Obispo South end of Carrizo Plain, approximately three miles north of Highway 166 790 Comment
  CDA42244  Symphoricarpos mollis Danielle DeRome 1994-4-9 499439 San Luis Obispo Immediately adjacent to Poly Canyon Road. 0 Comment
  OBI17007  Symphyotrichum chilense Robert F. Hoover 1946-10-2 6454 San Luis Obispo Calif Polytechnic campus, San Luis Obispo Comment
  SBBG104538  Symphyotrichum subulatum var. parviflorum F. L. Johnson, N. A. McCarty 1993-10-15 ROB 746 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG87290  Symphyotrichum subulatum var. parviflorum C. F. Smith 1958-7-15 5817 San Luis Obispo ca. 2 mi E of Old Cuyama (town) on Hwy 166 Comment
  RSA132949  Systenotheca vortriedei Clare B. Hardham 1958-5-7 3229 San Luis Obispo Hills between Bee Rock and the Nacimiento River Comment
  SD244823  Tamarix ramosissima David Keil 2012-7-18 31452 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line. Comment
  UC1953198  Tamarix ramosissima David Keil 2010-10-21 30938 San Luis Obispo Whale Rock Reservoir, Cayucos. Comment
  OBI79971  Tanacetum parthenium David J. Keil 2013-7-6 31825 San Luis Obispo San Luis Range. Prefumo Canyon Road. Creek bottom just upstream of bridge 3 100 Comment
  UC1285080  Tetragonia tetragonoides R. F. Hoover 1946-8-8 6284 San Luis Obispo north end of Morro Bay (at edge of beach) Comment
  UCR4966  Tetragonia tetragonoides O. F. Clarke 1966-11-26 661126- 02 San Luis Obispo Central Coast, Morro Bay 6 Comment
  OBI11981  Tetrapteron graciliflorum Robert F. Hoover 1948-5-2 7500 San Luis Obispo Between San Juan River and Carrizo Plain, W of Simmler Comment
  OBI3977  Thalictrum fendleri Elizabeth Rudd 1971-4-26 246 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI58595  Thalictrum fendleri var. fendleri David J. Keil 1998-6-12 27805 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  UCR4423  Thelypodium lasiophyllum Frank C. Vasek 1963-5-11 630511- 01 San Luis Obispo Coast Range, road between Creston and Shandon, c. 9 miles SW of Shandon 457 Comment
  OBI42780  Thermopsis californica var. californica David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16028 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts 30 Comment
  UC1285137  Thermopsis californica var. californica R. F. Hoover 1964-5-11 8759 San Luis Obispo Five miles west of Pozo Comment
  SBBG112809  Thysanocarpus curvipes C. B. Hardham 1958-4-9 3068 San Luis Obispo Atascadero Comment
  UC1127044  Thysanocarpus curvipes E. Armstrong 1934-4-1 1097 San Luis Obispo 6 mi ne Pozo; Pozo Quad. Comment
  CAS-BOT-BC66643  Thysanocarpus curvipes Ira L. Wiggins 1926-5-9 2064 A San Luis Obispo 3 miles east of Templeton. Comment
  CAS-BOT-BC66645  Thysanocarpus curvipes Ira L. Wiggins 1929-4-15 3567 San Luis Obispo Not far from ocean between Guadalupe and Oceana. Comment
  RSA0039810  Thysanocarpus laciniatus Henry J. Ramsey 1940-4-20 3119 San Luis Obispo Hwy 41, near Templeton Comment
  UC1123219  Torilis nodosa G. T. Nordstrom 1937-5-17 1259 San Luis Obispo 2.3 miles WNW of German Church 502 Comment
  UCR32072  Torilis nodosa David J. Keil, Melissa Luckow, et al 1983-6-12 17152 San Luis Obispo Central Coast, Along Hwy 1 north of San Simeon, vicinity of Arroyo de los Chinos and Arroyo de la Cruz Comment
  SBBG104825  Toxicoscordion fremontii M. D. Proctor, E. A. Young 1993-3-24 ROB 331 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG93620  Toxicoscordion fremontii S. A. Junak, T. J. Ayers 1989-4-12 3944 San Luis Obispo dirt rd leading to W side of Pick and Shovel Mine, S of USFS Rd 29S11.3 about 4.4 mi W of US Hwy 101 743 Comment
  OBI13444  Trichostema lanatum Robert F. Hoover 1969-6-3 11358 San Luis Obispo Calf Cyn Comment
  SEINET8075580  Trichostema lanatum Anthony Oddo 2014-5-15 2 San Luis Obispo West Cuesta trail, past TV Tower Rd sign, past gate on right.; 0 Comment
  UC573402  Trichostema lanatum H. C. Lee 1938-5-18 616 San Luis Obispo Husana River, 3 mi N of Porter Ranch 259 Comment
  RSA0035130  Trientalis latifolia A. L. Haines 1973-5-19 s.n. San Luis Obispo Santa Rita Creek, Santa Lucia Range. 304 Comment
  UC55704  Trifolium albopurpureum var. albopurpureum Phoebe A. Hearst San Luis Obispo Comment
  OBI78202  Trifolium ciliolatum David J. Keil 1981-6-20 14853 -1 San Luis Obispo Arroyo de la Cruz Comment
  UC454721  Trifolium depauperatum var. amplectens Unangst and Roadhouse 1906-4-21 San Luis Obispo Sycamore Canyon Comment
  JEPS65733  Trifolium depauperatum var. truncatum W. L. Jepson 1927-4-26 11960 San Luis Obispo La Cuesta Pass Santa Lucia Mtns 484 Comment
  UCR28905  Trifolium fragiferum David J. Keil 1977-8-21 12508 San Luis Obispo Central Coast, c. 3 mi west of Cuesta College along Calif. Rte. 1 along Chorro Creek Comment
  OBI12684  Trifolium fucatum Robert F. Hoover 1947-4-27 7107 San Luis Obispo Summit on rd from Atascadero to Morro Bay Comment
  RSA164337  Trifolium fucatum var. gambelii Unspecified 1961-4-14 7373 San Luis Obispo Headwaters Santa Rosa Creek. Comment
  SBBG19715  Trifolium gracilentum E. C. Twisselmann 1963-5-6 8139 San Luis Obispo Choice Valley, 1.5 mi E of the summit 640 Comment
  UC165587  Trifolium gracilentum I. J. Condit 1909-4-17 4 San Luis Obispo Paso Robles Comment
  OBI48252  Trifolium hirtum David J. Keil 1989-5-3 21208 San Luis Obispo San Luis Obispo hillsides between Los Osos Valley rd and Prefumo Cyn rd accessed from end of Diablo Dr at site of proposed Irish Hills Golf course Comment
  RSA681277  Trifolium hirtum Scott D. White, Ken McDonald 2001-5-9 8469 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  JEPS65973  Trifolium microcephalum Mrs. r. W. Summers and Lucia A. Summers 1886-4-21 San Luis Obispo San Luis Obispo Comment
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