Search Results — 2000 specimen records retrieved (1128 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=SAN LUIS OBISPO; Source=All;   

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

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

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

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0025945  Abronia alba Ralph Hoffman 1931-5-30 s.n. San Luis Obispo Oceano. Comment
  CAS-BOT-BC229567  Abronia maritima R. F. Hoover 1946-8-4 6269 San Luis Obispo N end of Morro Bay Comment
  RSA229857  Abronia maritima Ruth Wilson 1968-7-18 1181 San Luis Obispo From the fore dunes near Oso Flaco Dunes. Comment
  RSA460935  Abronia maritima F. R. Fosberg 1931-6-7 S 4984 San Luis Obispo Morro Bay 2 Comment
  UC1136547  Abronia maritima B. Bolt 1936-2-25 590 San Luis Obispo 1/2 mi nw Morre; Cayucos Quadrangle Comment
  UC454272  Abronia maritima I. J. Condit 1908-5-23 San Luis Obispo Morro Comment
  CDA17558  Abronia umbellata Austin Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes; NE of Little Coreopsis Hill beyond first major dune system. 0 Comment
  SBBG35762  Abronia umbellata R. N. Philbrick 1968-6-7 San Luis Obispo just N of Oso Flaco Lake Comment
  SD41437  Abronia umbellata Edith A. Purer 1933-7-20 5084 San Luis Obispo Northwest of Guadalupe. Comment
  SEINET7072464  Abronia umbellata A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  UCD109799  Abronia umbellata K. L. Chambers 1966-8-30 2473 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  OBI57579  Abronia umbellata Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. Along transect halfway down, nearing oceanfront dunes Comment
  OBI78726  Acacia cultriformis Taylor N. Steele 2014-3-3 11 San Luis Obispo California Polytechnic State University San Luis Obispo campus. Along sidewalk between the Grand Avenue parking structure and the backside of Mott Gym. Comment
  OBI78862  Acacia longifolia Michael Walgren 2012-12-22 293 San Luis Obispo Morro Dunes along Coleman Drive, in the City of Morro Bay near Morro Rock. 7 Comment
  CHSC85706  Acacia neriifolia Austin P. Griffiths 1978-1-31 San Luis Obispo Central Coast. Abandoned homesite at NW corner 21st St. and US Hwy, Oceano. 15 Comment
  OBI10250  Acaena pinnatifida Robert F. Hoover 1950-5-30 7945 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  UC1071640  Acer macrophyllum H. C. Lee 1936-4-6 551 San Luis Obispo Head of Davis Canyon San Luis Obispo National Forest, Port San Luis Quad. Comment
  OBI4308  Acer macrophyllum Felice C. Movich 1969-4-16 65 San Luis Obispo Cuesta Grade Summit Comment
  SBBG34919  Acer negundo Mrs. R. W. Summers 1885-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC54853  Acer negundo Mrs. R. W. Summers San Luis Obispo San Luis Obispo Comment
  OBI28140  Acer negundo Rick Frelinger 1982-5-8 31 San Luis Obispo Salinas river 15 mi N of Atascadero, adj to US hwy 101 Comment
  CAS-BOT-BC337445  Acer negundo var. negundo Ernest C. Twisselmann 1962-4-6 6763 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
Read comments
Apr 10 2018
  CAS-BOT-BC28745  Achillea millefolium H. M. Pollard 1968-6-7 s.n. San Luis Obispo Near Jack Lake, west of Union Oil Refinery on Southern Pacific RR, south of Oceano Comment
  OBI31960  Achillea millefolium David J. Keil, Melissa Luckow 1981-7-3 14933 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  SBBG83150  Achillea millefolium C. F. Smith 1957-10-16 5644 San Luis Obispo Dune Lakes, S of Oceano Comment
  OBI28093  Achillea millefolium Carrie Wilson, Allison Berry 1982-4-24 12 San Luis Obispo Approx 6.5 mi NW of Paso Robles on Ca Rte G14. 1/2 mi inside entrc to Devil's Gorge cmpgd. On ridge above E shore of lake Nacimiento Comment
  OBI54879  Achnatherum coronatum David J. Keil 1997-4-18 26189 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  OBI75556  Acmispon glaber var. glaber Thomas Burrows 1980-5-17 63 San Luis Obispo Reservoir Cyn, SLO 152 Comment
  OBI6263  Acmispon glaber var. glaber Robert F. Hoover 1964-6-5 8924 San Luis Obispo SE fo Cuesta pass Comment
  OBI5541  Acmispon heermannii var. orbicularis Sharon Jochums 1974-4-10 128 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  SBBG34866  Acmispon heermannii var. orbicularis Mrs. R. W. Summers 1886-4-6 San Luis Obispo Avila coast Comment
Read comments
Nov 4 2011
  OBI13032  Acmispon maritimus var. maritimus Robert F. Hoover 1947-4-2 6862 San Luis Obispo Upper Arroyo Grande, 6 mi above county park Comment
  OBI56772  Acmispon strigosus David J. Keil 1986-4-13 19174 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  OBI66206  Acmispon strigosus Kathleen Goddard Jones 1994-4-17 s.n. San Luis Obispo CNPS Wildflower Weekend outing to Guadalupe Dunes. Wild Almond Meadows: five deflation areas near Oso Flaco Lake at property owned by Lena Enos Buss Comment
  SBBG34845  Acmispon strigosus Mrs. R. W. Summers 1886-3-9 San Luis Obispo lower eastern slope, San Luis Mtn Comment
  SBBG96054  Acmispon strigosus D. Keil 1986-4-8 19131 San Luis Obispo BLM land on E side of Santa Margarita Lake Comment
  SD50996  Acmispon strigosus Darley F. Howe 1960-4-10 2853 San Luis Obispo South of Morro Bay Comment
  OBI37929  Acmispon wrangelianus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18582 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
  OBI57974  Acmispon wrangelianus Kathleen Goddard Jones 1982-1-2 s.n. San Luis Obispo Oceano Dunes. T11N R35W BM: S. Oso Flaco area Comment
  OBI56639  Acroptilon repens David J. Keil 1998-9-4 28118 San Luis Obispo Cholame Creek at Bitterwater Rd. Comment
  CAS-BOT-BC139996  Adenostoma fasciculatum Alice Eastwood 1927-7-29 14965 San Luis Obispo Morro Sands Comment
  OBI33066  Adenostoma fasciculatum David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17017 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  RSA453172  Adenostoma fasciculatum var. fasciculatum I. W. W. 1933-6-27 s.n. San Luis Obispo Road between Morro Bay and Atascadero. Comment
  RSA453173  Adenostoma fasciculatum var. fasciculatum Bonnie C. Templeton 1956-9-18 s.n. San Luis Obispo Between Atascadero and Paso Robles. Comment
  UC454371  Adiantum aleuticum I. J. Condit 1908-4-2 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC68934  Adiantum jordanii M. M. Miles 1883-5-1 s.n. San Luis Obispo San Luis Obispo Comment
  UCD67183  Adiantum jordanii G. F. Hrusa 1995-5-28 12245 San Luis Obispo San Luis Obispo County: Shade nr. Waterfall and on steep N slope at SE base of Peak 3. 500 Comment
  RSA492683  Adiantum jordanii W. Wisura, L. Aberdom 1989-5-17 4360 San Luis Obispo San Bernardo Creek Ranch, east of Morro Bay. Comment
  OBI58154  Aesculus californica David J. Keil 1998-4-14 26694 San Luis Obispo Suey Creek Rd., 1.8 mi N from Hwy 166. Comment
  JEPS99149  Agastache urticifolia Clare B. Hardham 1957-7-14 2445 San Luis Obispo York Mountain Road Comment
  SEINET12334679  Agastache urticifolia D. Keil, Oyler, L. D.; Oyler, R. 1986-1 19469 San Luis Obispo 3.6 MI S of Santa Margarita along ranch road, E base of Santa Lucia Mts in area that was locally the Comment
  OBI26020  Agoseris grandiflora var. grandiflora David J. Keil, Malcolm McLeod, Melisa Luckow, Julie Vanderwier et al 1980-5-18 14000 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  UC1953194  Agoseris grandiflora var. grandiflora David Keil with Mike Mattina 2010-5-31 30785 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest Trail system east of Ragged Point. Comment
  CAS-BOT-BC29684  Agoseris grandiflora var. grandiflora R. F. Hoover 1946-8-3 6255 San Luis Obispo Upper Cook Creek Comment
  OBI24990  Agoseris heterophylla var. cryptopleura David J. Keil 1980-4-26 13916 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  CAS-BOT-BC46063  Agoseris heterophylla var. cryptopleura Ernest C. Twisselmann 1955-5-4 1918 San Luis Obispo Palo Prieta Canyon, 5 1/2 miles south of Cholame 594 Comment
  OBI22568  Agrostis exarata Robert F. Hoover 1955-5-23 8354 San Luis Obispo Coast W of Cambria Comment
  OBI31078  Agrostis exarata Julie M. Vanderweir 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  UCR29096  Agrostis exarata var. pacifica David J. Keil 1981-6-20 14883 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
  OBI80426  Agrostis gigantea David J. Keil 1978-8-18 12958 San Luis Obispo Sweet Springs Marsh, Los Osos 5 Comment
  OBI82531  Agrostis gigantea David J. Keil 2015-7-8 33299 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road 280 Comment
  OBI22536  Agrostis pallens Robert F. Hoover 1950-5-30 7942 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  SBBG118256  Aira caryophyllea M. Wetherwax, E. Painter, K. Downing 2002-5-8 SLO 257 San Luis Obispo NW side, Chumash Pk; Camp San Luis Obispo 200 Comment
  OBI33038  Alisma triviale David J. Keil 1983-9-10 17951 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  RSA140042  Allium amplectens Clare B. Hardham 1960-5-10 5700 San Luis Obispo Cypress Mt. 610 Comment
  SD60277  Allium haematochiton Ira L. Wiggins 1932-3-21 5834 San Luis Obispo Serpentine Hills, 2 miles east of San Luis Obispo. 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-BC470933  Allium howellii var. howellii R. F. Hoover 1947-4-4 6889 San Luis Obispo West side of Cottonwood Pass. Comment
  UC1296364  Allium lacunosum var. micranthum R. F. Hoover 1949-5-15 7692 San Luis Obispo 18 mi. e. Creston (on La Panza rd.) Comment
  SBBG18468  Allium unifolium C. B. Hardham 1960-5-5 5742 San Luis Obispo Rocky Butte Rd, Pine Mtn 762 Comment
  OBI54900  Amaranthus albus David J. Keil 1996-9-13 26039 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  OBI77246  Amaranthus albus David J. Keil 1977-8-21 12497 San Luis Obispo Ca. 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  OBI33472  Amaranthus blitoides David J. Keil 1983-10-30 18048 San Luis Obispo Salinas river at hwy 58 bridge Comment
  RSA164084  Amaranthus deflexus E. C. Twisselmann 1963-9-14 8977 San Luis Obispo Dorothy Twisselmann Ranch 671 Comment
  CDA23731  Amaranthus powellii David J. Keil 1998-9-3 28060 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. 0 Comment
  UCD97808  Amaranthus retroflexus Ernest C. Twisselmann 1963-8-23 8882 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  CAS-BOT-BC13631  Ambrosia acanthicarpa R. F. Hoover 1966-9-12 9981 San Luis Obispo Santa Maria River north of Santa Maria. Comment
  SD39983  Ambrosia chamissonis Edith A. Purer 1932-8-28 4839 San Luis Obispo Oceano, open sand dunes Comment
  OBI34692  Ambrosia psilostachya David J. Keil, Eric Wise 1983-8-30 17889 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  UC1127818  Amelanchier utahensis T. M. Hendrix 1937-6-6 257 San Luis Obispo 1.5 mi nw New District School; Adelaida Quad. 411 Comment
  OBI80112  Ammophila arenaria David J. Keil, Nancy Lagrille, Dieter Wilken, and Mark Skinner 2012-8-28 31516 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. 6 Comment
  SBBG107435  Amsinckia C. B. Hardham 1957-5-4 1875 San Luis Obispo Tierra Redondo Comment
  UCR161922  Amsinckia eastwoodiae George K. Helmkamp, E. A. Helmkamp 2005-3-1 8973 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lake Lopez; 0.3 mi. N of Hi Mountain Road along Upper Lopez Canyon Road 311 Comment
  UC52295  Amsinckia eastwoodiae Mrs. R. W. Summers 1882-3-9 587 San Luis Obispo Ocean Bluffs Comment
  SD49871  Amsinckia gloriosa C. R. Bell 1952-3-22 1263 San Luis Obispo 4 miles east of Cholame on Polonio Pass Road Comment
  OBI66946  Amsinckia menziesii David J. Keil, with Kathleen A. Keil 2001-4-20 29365 San Luis Obispo Salt Canyon. Ca. 15 miles north of Highway 58 along Bitterwater Road, Vicinity of 35.55362 deg. N x 120.10450 deg. W 529 Comment
  POM307951  Amsinckia spectabilis Lyman Benson 1963-5-5 16265 San Luis Obispo Oso Flaco Lake; near Guadalupe. Pacific Ocean drainage area. 8 Comment
  OBI40131  Amsinckia spectabilis David J. Keil 1981-4-25 14581 San Luis Obispo Baywood Park at Sweet springs marsh 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
  UC1061766  Amsinckia tessellata var. tessellata E. Armstrong 1934-4-1 1144 San Luis Obispo 6 mi w Pozo 457 Comment
  CDA13624  Amsinckia vernicosa G. F. Hrusa, Russ Lewis, Johna Cochran, Larry Ssslaw (BLM) 1997-3-26 13660 San Luis Obispo Carrizo Plain; DFG Elkhorn Preserve, NE of Elkhorn Plain in hills on E side of Carrizo Plain. Comment
  RSA0042913  Anagallis arvensis LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6289 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
  OBI75237  Anagallis minima Michael Walgren 2011-8-12 256 San Luis Obispo San Simeon State park campground Comment
  CAS-BOT-BC400366  Anemopsis californica Ernest C. Twisselmann 1955-6-18 2175 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Juan Spring, near San Juan Ranch headquarters 533 Comment
  OBI38212  Anthemis cotula Eric Wise 1981-7-1 891 San Luis Obispo Oso Flaco Lake Comment
  UCSB6340  Anthemis cotula Keator, Glenn 1958-6-10 San Luis Obispo Just above Morro Bay along Highway 1 Comment
  SBBG107277  Antirrhinum C. B. Hardham 1959-6-10 4813 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  OBI19921  Antirrhinum kelloggii Walter F. Chesbro 1978-4-8 76 A San Luis Obispo In Poly Cyn above Cal Poly, San Luis Obispo campus 305 Comment
  OBI27311  Antirrhinum kelloggii Robert L. Allen, Nancy E. Arnold 1981-4-26 216 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  SBBG125606  Antirrhinum kelloggii D. Keil 1987-5-6 20135 San Luis Obispo Hwy 229 ca. 0.5 mi N of jct with Hwy 58 Comment
  SBBG6700  Antirrhinum kelloggii C. B. Hardham 1958-5-28 3421 San Luis Obispo near intersection of north rd to Adelaida and Nacimiento Dam Rd Comment
  OBI9731  Antirrhinum multiflorum Robert F. Hoover 1966-7-13 9898 San Luis Obispo 5.5 mi SE of Santa Margarita; W of Salinas River opposite Pilitas Crk Comment
  CAS-BOT-BC237885  Antirrhinum ovatum R. F. Hoover 1952-11-2 8277 San Luis Obispo Caliente Mt. Comment
  OBI57148  Antirrhinum ovatum Clifton F. Smith 1991-6-25 12215 San Luis Obispo At crest of range along road between Cuyama Valley and Carrizo Plain, in western part of Caliente Mtn ridge 1372 Comment
  JEPS3471 Image available Antirrhinum ovatum Alice Eastwood 1902-6-12 San Luis Obispo Carrizo Plain; McDonald Ranch; Carrizo Plain (McDonald's Ranch), San Luis Obispo Co. Comment
  SBBG98979  Antirrhinum ovatum C. F. Smith 1991-6-28 12229 San Luis Obispo Cuyama Valley drainage near crossing to Carrizo Plain, W part of Caliente Mtn ridge 1371 Comment
  JEPS75943  Apera spica-venti Charles J. Evans 1975-11-2 75053 San Luis Obispo 25.5 mi. on Hwy. 166 w. of New Cuyama 423 Comment
  OBI33312  Apiastrum angustifolium Robert J. Rodin 1974-5-12 9493 San Luis Obispo San Simeon Area N of State Park at mouth of Arroyo de la Cruz Comment
  OBI72242  Apiastrum angustifolium Anthony Baniaga 2010-4-4 96 San Luis Obispo Tierra Redonda BLM ACEC 365 Comment
  OBI42363  Apiastrum angustifolium David J. Keil, V. L. Holland 1982-4-23 15881 San Luis Obispo Old dunes area along edge of Morro Bay w of S Bay blvd and E of Santa Ysabel ave Comment
  OBI8487  Aquilegia eximia R. D. McCall 1978-10-17 17 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  CAS-BOT-BC405893  Aquilegia formosa R. F. Hoover 1964-7-7 8985 San Luis Obispo Lower canyon of San Carpoforo Creek; shaded north slope Comment
  CHSC13527  Arbutus menziesii Patricia Haberkern 1974-4-9 5 San Luis Obispo Common in Cerro Alto Campgound, Los Padres National Forest, 7.1 mi W Atascadero on Hwy 41. 542 Comment
  SBBG124280  Arbutus menziesii D. Keil with V. L. Holland 2009-4-28 30596 San Luis Obispo hills just S of Arroyo Grande Crk arm of Lopez Reservoir, property located on Rock Falls Rd 210 Comment
  JEPS98857  Arctostaphylos Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1774 San Luis Obispo top of Los Osos Mesa 60 Comment
  CAS-BOT-BC23570  Arctostaphylos crustacea R. F. Hoover 1965-2-28 9334 San Luis Obispo Trail to Cerro Alto from Cerro Alto Camp. Comment
  OBI71474  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28225 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  UC1276215  Arctostaphylos cruzensis R. F. Hoover 1959-4-3 8493 San Luis Obispo on State Hwy 1 1.8 mi n Arroyo de la Cruz (above site of former Washington School) Comment
  UCD50485  Arctostaphylos cruzensis Roman Gankin; W. R. Hildreth 1967-10-11 1115 San Luis Obispo Ridge north of Arroyo de los Chinos, east of Sate Route 1, ca. 9 miles north of San Simeon. Comment
  UCD50490  Arctostaphylos cruzensis Roman Gankin 1962-2-22 339 San Luis Obispo Arroyo de la C ruz, northern San Luis Obispo County; 1/2 mile east of state route 1, 9.4 miles north of entrance to Hearst State Historical Monument; north-facing slope of hill just to south of Arroyo de la Cruz. 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
  CAS-BOT-BC25048  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1332 San Luis Obispo On Hearst Ranch property, N facing slope of S side of the flat bottomed Arroyo de la Cruz. 30 Comment
  JEPS86589  Arctostaphylos cruzensis L. R. Heckard with Jim Hickman et al. 1987-4-11 6654 San Luis Obispo slopes ca 1/4 mi e Arroyo de la Cruz (0.5 mi back from ocean, n of San Simeon) 91 Comment
  JEPS98874  Arctostaphylos cruzensis Walter Knight, James B. Roof, and Irja Knight 1966-1-11 1763 San Luis Obispo Arroyo de los Chinos, low ridge ca. 200 yds E of Hwy 1; Hearst Ranch Comment
  RSA252272  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1332 San Luis Obispo North end of the Hearst Ranch; N facing slope of Arroyo de la Cruz. 30 Comment
  SBBG83972  Arctostaphylos cruzensis R. Gankin 1966-2-16 645 San Luis Obispo N of Arroyo de los Chinos, 10.7 mi S of San Simeon Comment
  OBI5299  Arctostaphylos densiflora Elizabeth Gollub 1974-1-24 58 San Luis Obispo Cal Poly campus Comment
  UCD51104  Arctostaphylos glandulosa Roman Gankin; W. R. Hildreth 1967-10-12 1135 San Luis Obispo 0.4 mile southeast of Pozo summit in decomposed granite soil. Comment
  SEINET11989150  Arctostaphylos glandulosa f. cushingiana R. Gankin, Hildreth, W. R. 1967-1 1139 San Luis Obispo 0.4 mi SE of Pozo summit Comment
  OBI14708  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1965-2-28 9332 San Luis Obispo Trail to Cerro Alto from Cerro Alto Camp Comment
  OBI28549  Arctostaphylos glandulosa subsp. glandulosa John Jackman and Julie Truesdale, Julie Truesdale 1980-1 155 San Luis Obispo Adelaida, MacGillivary Ranch Comment
  UC1120289  Arctostaphylos glandulosa subsp. glandulosa A. E. Wieslander 1935-3-29 537 San Luis Obispo La Panza Range La Panza Quadrangle Comment
  RSA252154  Arctostaphylos glandulosa subsp. zacaensis Gary D. Wallace 1974-11-29 1326 b San Luis Obispo Near the coast south of the Arroyo de la Cruz on the grounds of the Hearst Ranch. 183 Comment
  UC674731  Arctostaphylos glauca E. A. Goldman 1907-12-6 26 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC39214  Arctostaphylos glauca Walter Knight; Irja Knight 1986-4-12 6347 San Luis Obispo Chalk Hill near Santa Margarita. 316 Comment
  OBI57746  Arctostaphylos glauca David J. Keil 1998-6-1 27574 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  SEINET11989160  Arctostaphylos glauca R. Gankin, Hildreth, W. R. 1967-1 1136 San Luis Obispo 0.4 mi SE of Pozo Summit Comment
  POM230529  Arctostaphylos luciana Gertrude Sinsheimer 1937-3-2 s.n. San Luis Obispo Above Morro on road to Atascadero 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
  UCD51736  Arctostaphylos luciana Roman Gankin 1966-6-8 808 San Luis Obispo Population sample about 2 miles southeast of Cuesta Pass at Lopez Canyon. Comment
  CAS-BOT-BC40079  Arctostaphylos morroensis Gary D. Wallace 1974-11-23 1320 San Luis Obispo Along the road from Los Osos to Montana de Oro State Pk. 67 Comment
  RSA381104  Arctostaphylos morroensis Roman Gankin 1958-6-22 305 San Luis Obispo From south end of Morro Bay Comment
  UCD52467  Arctostaphylos morroensis Roman Gankin 1958-2-5 273 San Luis Obispo South end of Morro Bay. Comment
  UCD52476  Arctostaphylos morroensis Beryl O. Schreiber 1938-10-7 2555 San Luis Obispo 1/2 mile N. of Hazard Program. 76 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
  CAS-BOT-BC39860  Arctostaphylos obispoensis W. R. Dudley 1908-1-2 s.n. San Luis Obispo Old Chrome Mine Road, NW of San Luis Obispo Comment
  JEPS99289  Arctostaphylos obispoensis Clare B. Hardham 1956-3-10 204 San Luis Obispo N of San Luis Obispo (Cuesta Grade); Santa Lucia Mountains Comment
  RSA160006  Arctostaphylos obispoensis Clare B. Hardham 1961-5-12 7124 San Luis Obispo Santa Lucia Mountains: east of Cerro Alto, along road to Cypress Grove. 609 Comment
  RSA633438  Arctostaphylos obispoensis Jon E. Keeley 1996-2-10 27052 San Luis Obispo West end of Cuesta Botanical Area, west of Cuesta Pass, northwest of San Luis Obispo. Santa Lucia Wilderness. 775 Comment
  SEINET11987231  Arctostaphylos obispoensis W. Knight, Knight, I. 1981-1 3887 San Luis Obispo Tilden Botanic Garden, Berkeley, orig. from Chorro Creek Comment
  UC1586833  Arctostaphylos obispoensis David A. Young with S. A. Junak and M. Carroll 1989-3-13 1845 San Luis Obispo w end near end of reserve; Cuesta Ridge Botanical Area Comment
  OBI14734  Arctostaphylos osoensis Robert F. Hoover 1963-7-30 8588 San Luis Obispo NE side of Los Osos Valley Comment
  OBI14571  Arctostaphylos pechoensis Robert F. Hoover 1967-2-18 10225 San Luis Obispo Diablo Cyn, San Luis range Comment
  CAS-BOT-BC44414  Arctostaphylos pechoensis J. E. Adams 1935-2-24 995 San Luis Obispo Ridges, southwest of head Davis Canyon, Pecho Hills Comment
  RSA122350  Arctostaphylos pechoensis B. O. Schreiber 1938-10-7 2560 San Luis Obispo Davis Canyon 182 Comment
  UCD53549  Arctostaphylos pechoensis var. luciana Roman Gankin 1966-2-17 663 San Luis Obispo Ca. 2 miles east of Cuesta Pass off U.S. Highway 101. Comment
  OBI56200  Arctostaphylos pilosula David J. Keil, Lynn Dee Oyler 1989-1 s.n. San Luis Obispo Squire Cyn, South of SLO Comment
  OBI66774  Arctostaphylos pilosula Austin P. Griffiths 1985-3-5 s.n. San Luis Obispo Nipomo Mesa. Just S of Native Sons Wholesale Nursery, ca. 1/4 mi from El Campo rd Comment
  CAS-BOT-BC44398  Arctostaphylos pilosula Walter Knight; Irja Knight; Tiffany Knight 1988-7-27 6287 San Luis Obispo 3/4 mi. w. on Santa Barbara Rd. from US-101 sw of Atascadero 274 Comment
  OBI14554  Arctostaphylos pilosula Robert F. Hoover 1946-12-15 6574 San Luis Obispo Upper Coon crk, San Luis Range 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
  RSA122345  Arctostaphylos pilosula subsp. pilosula B. O. Schreiber 1938-10-6 2551 San Luis Obispo Paloma Creek Rd.- S of Atascadero 304 Comment
  RSA654934  Arctostaphylos pilosula subsp. pilosula Austin P. Griffiths, G. Ruggerone, Gaylord Jones, T. Gaskin 1984-1-15 s.n. San Luis Obispo Along E ridge of path, South Trail, Pozo Summit. 854 Comment
  SEINET11989164  Arctostaphylos pilosula subsp. pilosula R. Gankin, Hildreth, W. R. 1967-1 1140 San Luis Obispo 0.4 mi SE of Pozo summit Comment
  UCD53673  Arctostaphylos pilosula subsp. pismoensis Roman Gankin; W. R. Hidlreth 1967-10-12 1131 San Luis Obispo San Luis Obispo County: 0.7 mile SW from Noyes Road on State Route 227, Arroyo Grande. Comment
  OBI14525  Arctostaphylos rudis Robert F. Hoover 1964-2-3 8630 San Luis Obispo 2 mi S of Berros on Nipomo Mesa Comment
  UCD51339  Arctostaphylos tomentosa subsp. crustacea Robert E. Preston 1999-3-29 1206 San Luis Obispo Ca. 6 mi NE of Morro Bay 304 Comment
  UCD53555  Arctostaphylos viridissima A. E. Wieslander 1936-5-11 634 San Luis Obispo Dudley type locality; head of Wild Cherry Canyon. 457 Comment
  OBI49932  Arctotheca prostrata David J. Keil 1984-7-17 18296 San Luis Obispo 0.5 mi E of jctn with Foothill blvd on Los Osos Valley rd at outskirts of San Luis Obispo Comment
  OBI69460  Arctotheca prostrata David J. Keil 2007-10-9 30487 San Luis Obispo Campus of California Polytechnic State University. Lawn area adjacent to Main Science Building (Building 53). 105 Comment
  IRVC29493  Arenaria paludicola Mark A. Elvin, J. Chesnut 2005-9-28 4584 San Luis Obispo Oso Flaco Lake; N central portion of lake on floating bog, just W of median strip of willows. Central Coastal 4 Comment
  JEPS117739  Arenaria paludicola Mark A. Elvin, J. Chesnut 2005-9-28 4584 San Luis Obispo Central Coastal: Oso Flaco Lake; N central portion of lake on floating bog, just W of median strip of willows. Comment
  OBI62172  Arenaria paludicola C. B. Hardham 1965-1 San Luis Obispo Comment
  UC1185322  Aristocapsa insignis Clare B. Hardham 1960-5-13 5681 San Luis Obispo hills between San Juan River and Carissa Plains; Paso Robles, Simmler Road Comment
  UCR217292  Artemisia Mark A. Elvin 2009-1-27 s.n. San Luis Obispo Central Coast, between agricultural fields and riparian area of Oso Flaco Creek, between Little Oso Flaco Lake and Oso Flaco Lake 7 Comment
  OBI24080  Artemisia californica Janice M. Toyoshima 1979-9-19 S 1 San Luis Obispo Morro Bay. South of Shark Inlet Comment
  OBI35316  Artemisia californica Helen Jones 1981-5-21 46 San Luis Obispo Piedras Blancas Point 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
  CAS-BOT-BC84878  Artemisia californica John Thomas Howell Oct. 13, 1929. 4498 San Luis Obispo Coastal hills, 2 1/2 miles n. of Cambria Comment
  OBI4195  Artemisia californica W. Kent Allender 1962-12-17 12 San Luis Obispo Cuesta Summit Trail, Santa Lucia Range Comment
  OBI25844  Artemisia douglasiana David J. Keil 1977-8-21 12515 San Luis Obispo Ca 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  OBI31959  Artemisia douglasiana David J. Keil, Melissa Luckow 1981-7-3 14951 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  CAS-BOT-BC93844  Artemisia dracunculus R. F. Hoover 1964-8-14 9256 San Luis Obispo Jack Lake Comment
  UC173243  Artemisia dracunculus E. Palmer, M. D. 1876-7-28 270 San Luis Obispo Paso Robles Springs Comment
  OBI71940  Artemisia tridentata George Butterworth 2009-11-5 761 San Luis Obispo Chimeneas; Cuyama River, Oakey Terrace 442 Comment
  OBI17047  Artemisia tridentata subsp. parishii Robert F. Hoover 1966-10-7 10124 San Luis Obispo Cuyama River near Gypsum canyon Comment
  SBBG109432  Asclepias C. B. Hardham 1962-6-22 10349 San Luis Obispo Nacimiento River, W of Cantinas Crk Comment
  OBI82615  Asclepias fascicularis David J. Keil 2015-7-8 33298 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road Comment
  UC1123557  Asclepias fascicularis H. A. Jensen 1930-8-7 50 San Luis Obispo Mouth Arroyo de la Cruz; Piedras Blancas Quadrangle 30 Comment
  RSA401258  Asclepias fascicularis F. H. Elmore 1933-8-4 355 San Luis Obispo Avila [This port is on the mainland just north of Santa Maria, not on the islands - N. Cooper] Comment
  CAS-BOT-BC482879  Asphodelus fistulosus R. F. Hoover 1956-4-14 8365 San Luis Obispo 1 mile west of Nipomo at site of abandoned dump Comment
  SBBG94421  Aspidotis californica R. J. Rodin 1958-4-4 6208 San Luis Obispo Bishop Peak Comment
  SBBG107800  Aspidotis carlotta-halliae C. B. Hardham 1960-6-1 5969 San Luis Obispo Burnett Peak Comment
  UCR131907  Aster lanceolatus subsp. hesperius George K. Helmkamp 2003-10-8 8199 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  CAS-BOT-BC177780  Astragalus curtipes Alice Eastwood 1926-4-29 13672 San Luis Obispo Cambria Comment
  POM264969  Astragalus curtipes I. L. Wiggins 1929-4-15 3614 San Luis Obispo 2 miles S of Oceano. Comment
  CAS-BOT-BC177832  Astragalus curtipes Roxana S. Ferris 1929-4-15 7645 San Luis Obispo Coast road, 2 miles north of [Moro] Morro Comment
  OBI59539  Astragalus curtipes David J. Keil, with V. L. Holland and Michael Curto 2001-3-12 29168 San Luis Obispo Coastal side of Highway 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm. Comment
  UC168328  Astragalus curtipes Katharine Brandegee San Luis Obispo Chorro near San Luis Obispo; Chorro near San Luis Obispo Comment
  OBI54177  Astragalus didymocarpus David J. Keil, Kathleen Keil 1995-4-15 24864 San Luis Obispo Shell Creek rd, ca. 1/2 mi N of jctn with Calif rte 58 Comment
  OBI79000  Astragalus didymocarpus David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. T29S R17E Section 1. Comment
  OBI39042  Astragalus didymocarpus David J. Keil 1986-3-22 19077 San Luis Obispo Along Soda Lake Rd S of Soda Lake at jctn with Kern County Land Company Ranch rd 671 Comment
  UC73182  Astragalus didymocarpus var. milesianus Mrs. R. W. Summers 1886-5-26 San Luis Obispo lowest western slope San Luis Mt.; lowest western slope San Luis Mt. Comment
  RSA0083752  Astragalus didymocarpus var. milesianus C. M. Belshaw 1936-3-28 1740 San Luis Obispo 1.3 miles N.W. of Cayucos. 350 Comment
  SBBG11150  Astragalus douglasii C. B. Hardham 1958-5-3 3254 San Luis Obispo Atascadero Comment
  SBBG112433  Astragalus douglasii D. Keil with K. Keil 1995-4-15 24861 San Luis Obispo Shell Crk Rd, ca. 0.5 mi N of jct with Hwy 58 450 Comment
  SBBG118242  Astragalus douglasii E. Painter, M. Wetherwax 2000-4-19 CR 42 San Luis Obispo slope along Boy Scout Rd, close to intersection with pipeline; Camp Roberts 200 Comment
  UCD104758  Astragalus douglasii Michael A. Vincent 1999-6-11 8609 San Luis Obispo San Luis Obispo County: At Shandon Rest Stop along CA 1/46, 1.1 miles south of Chalome Creek bridge, and 5.5 miles south of Rt. 41/46 split. Comment
  OBI13355  Astragalus douglasii var. douglasii Robert F. Hoover 1947-4-20 6985 San Luis Obispo Near El Dorado School Comment
  CAS-BOT-BC178243  Astragalus gambelianus Ira L. Wiggins 1929-4-13 3424 San Luis Obispo Along Salinas River 5 miles north of paso Robles. Comment
  OBI13349  Astragalus gambelianus John Young 1967-5-30 s.n. San Luis Obispo Poly Cyn, W side hill slope Comment
  UC903390  Astragalus gambelianus Lois E. James 1947-4-12 1756 San Luis Obispo hills just n San Luis Obispo; just n of San Luis Obispo Comment
  UC1285227  Astragalus lentiginosus var. idriensis R. F. Hoover 1953-5-16 8310 San Luis Obispo ne Simmler (summit of Temblor Range); summit of Temblor Range Comment
  CAS-BOT-BC178053  Astragalus lentiginosus var. nigricalycis Ernest C. Twisselmann 1961-3-29 6026 San Luis Obispo Dorothy Twisselmann Ranch, at the summit of Palo Prieta Canyon - Temblor Range and the Western San Joaquni Valley 670 Comment
  OBI60095  Astragalus lentiginosus var. nigricalycis G. F. Hrusa, Russ Lewis, Larry Suislaw 1997-3-26 13665 San Luis Obispo Carrizo Plain. On W side at S end of Soda Lake. Quad Painted Rock 7.5 620 Comment
  CAS-BOT-BC187547  Astragalus macrodon Ernest C. Twisselmann 1969-4-14 15113 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  POM26496  Astragalus macrodon Marcus E. Jones 1902-07 s.n. San Luis Obispo Paso Robles Comment
  UC1001166  Astragalus macrodon R. F. Hoover 1953-5-16 8302 San Luis Obispo 5 mi ne Simmler (on ne side Carrizo Plain); ne side Carrizo Plain, ne of Simmler Comment
  CAS-BOT-BC186545  Astragalus nuttallii var. nuttallii Alice Eastwood 1906-6-13 851 San Luis Obispo Unspecified Comment
  CAS-BOT-BC186558  Astragalus nuttallii var. nuttallii Alice Eastwood 1926-4-29 13669 San Luis Obispo Cambria Comment
  CDA16078  Astragalus oxyphysus G. F. Hrusa 1999-4-17 14950 San Luis Obispo Caliente Range; S side of Caliente Ridge. 1066 Comment
  CAS-BOT-BC194113  Astragalus pomonensis Volney Rattan 1903-1-1 s.n. San Luis Obispo Unspecified Comment
  OBI29660  Athysanus pusillus David J. Keil, Dirk Walters 1980-4-26 13826 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  OBI53030  Athysanus pusillus David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21503 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill s of Oso flaco Lake 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
  OBI17326  Atriplex argentea var. expansa Robert F. Hoover 1949-6-4 7743 San Luis Obispo 4 mi S of jctn of Bitterwater crk rd with Cholame-Simmler rd Comment
  SEINET3930311  Atriplex californica Robert E. Preston 1998-6-14 1127 San Luis Obispo Shell Beach, on cliffs, just above high tide line; TRS.; 0 Comment
  CDA18252  Atriplex canescens G. D. Barbe, Ben Easley 1974-7-9 1886 San Luis Obispo Temblor Range; Top of Recruit Grade Pass experimental plot, UCD, 9.5 mi W of Fellows (Kern Co.) 3.25 mi W of Kern Co. line, Temblor Range, on Crocker Springs Rd., overlooking Elkhorn Valley, and Carizzo Plain. 975 Comment
  RSA43052  Atriplex canescens Robert F. Hoover 1946-10-13 6494 San Luis Obispo East edge if Cuyama Valley near Kern Co. line Comment
  UC1136274  Atriplex canescens W. A. Peterson 1936-7-9 324 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  CAS-BOT-BC172625  Atriplex coronata Ernest C. Twisselmann 1962-8-23 7692 San Luis Obispo O'Brien Lake, hills at the summit of Palo Prieta Canyon 640 Comment
  JEPS59408  Atriplex coronata W. L. Jepson 1927-4-27 12026 San Luis Obispo Cholame 335 Comment
  OBI17331  Atriplex coronata Robert F. Hoover 1952-5-25 8237 San Luis Obispo S end of Soda Lake, Carrizo plain Comment
  UCSB59913  Atriplex lentiformis Penkala, Brad; Ryan, P. 1987-7-17 San Luis Obispo San Juan Creek, along Truesdale Road about 5.0 miles south of Shandon 335 Comment
  CDA17738  Atriplex leucophylla Austin Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes; Ca. 2-3 mi. S of Oso Flaco Creek. Comment
  OBI71200  Atriplex polycarpa Ann Cochran 1986-7-9 4 San Luis Obispo Hwy 58 between the solar plant and the Lewis Ranch. On the hills back from the roads area Comment
  OBI52843  Atriplex prostrata David J. Keil, with V. L. Holland 1991-8-22 22574 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
  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
  OBI75138  Atriplex serenana Robert F. Hoover 1966-7-12 9891 San Luis Obispo Wellsona Crossing, between Paso Robles and San Miguel Comment
  OBI60080  Atriplex spinifera George Butterworth 1997-11-7 213 San Luis Obispo 10 yds N of Simmler rd, 1/4 mi E of Soda Lake Rd Comment
  UCR59470  Atriplex triangularis George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI5478  Avena barbata Sharon Jochums 1974-4-10 108 San Luis Obispo W of hwy 1 on marine terr of San Simeon Point Comment
  OBI30726  Avena barbata Koomanoff et al. 1981-5-16 13 San Luis Obispo SSE 46 degree slope near summit of Indian Knob Comment
  UCR161695  Avena fatua George K. Helmkamp, E. A. Helmkamp 2005-3-8 9055 San Luis Obispo Coastal Hills, Prefumo Canyon, north side of Irish Hills; 2.2 mi west of Los Osos Valley Road 122 Comment
  OBI43514  Baccharis glutinosa David J. Keil 1986-10-13 19787 San Luis Obispo Sweet Springs area on S shore of Morro Bay Comment
  OBI53967  Baccharis glutinosa Larry Kelly, David J. Keil 1988-10-1 279 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI81373  Baccharis pilularis Madison Ward, Katie Larkin 2015-4-19 4 San Luis Obispo Bishop Peak. Shared area under canopy other plants. Comment
  SD75758  Baccharis pilularis subsp. consanguinea Helen V. Witham 1969-9-27 512 San Luis Obispo East end of Morrow Bay. 2 Comment
  OBI50307  Baccharis pilularis subsp. consanguinea Tawney Odegard 1985-3-10 17 San Luis Obispo SE of Morro Bay, 0.5 mi down Pecho Valley Road after passing "golf Course" sign, turn right on dirt road just past "deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  CAS-BOT-BC99745  Baccharis salicifolia Alice Eastwood 1927-4-11 14415 San Luis Obispo Paso Robles Comment
  UCR161689  Baccharis salicifolia George K. Helmkamp, E. A. Helmkamp 2005-2-24 8962 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
  SBBG47659  Baccharis salicifolia J. Copeland 1973-9-22 1029 San Luis Obispo Cuyama River bed, ca. 18 mi E of jct of US Hwy 101 and St Hwy 166 Comment
  UC1285341  Baccharis salicifolia subsp. salicifolia R. F. Hoover 1946-10-20 6514 San Luis Obispo just below confluence of Arroyo Seco (Upper Huasna River); Upper Huasna River Comment
  OBI13895  Bauhinia galpinii David J. Keil 1977-10-23 s.n. San Luis Obispo Campus of Calif Polytechic State Univ Comment
  UC1583662  Bellardia trixago David Keil 1983-5-22 17075 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CAS-BOT-BC75862  Berberis pinnata H. E. McMinn 1923-6-21 1163 San Luis Obispo Cuesta Grade, below summit San Marguerette. Comment
  OBI20550  Berberis pinnata subsp. pinnata Neil Havlik 1968-4-28 178 San Luis Obispo Between Rocky Butte and Eagle Rock at the end of San Simeon Crk rd. Comment
  CAS-BOT-BC478916  Bloomeria crocea var. crocea Ernest C. Twisselmann 1967-6-11 13309 San Luis Obispo Big hill just east of the Dorothy Twisselmann Ranch 685 Comment
  CAS-BOT-BC31043  Bolboschoenus maritimus Robert Francis Hoover 1964-7-11 9165 San Luis Obispo Edna marsh Comment
  OBI22605  Bolboschoenus maritimus subsp. paludosus Robert F. Hoover 1946-11-17 6556 San Luis Obispo San Luis Obispo Comment
  OBI9091  Brachychiton populneum Jack M. Farrell 1955-2-21 25 San Luis Obispo Cal Poly campus Comment
  OBI24985  Brachypodium distachyon David J. Keil 1980-6-14 s.n. San Luis Obispo Morro Bay Comment
  CAS-BOT-BC145415  Brachypodium distachyon John Thomas Howell 1967-4-27 42074 San Luis Obispo San Luis Obispo. Cuesta Canyon County Park. Comment
  OBI22469  Brachypodium distachyon R. F. Hoover 1954-5-20 8348 San Luis Obispo At 330 Chaplin Ln Comment
  SBBG94430  Brassica geniculata S. A. Junak, T. Ayers 1989-6-28 4105 San Luis Obispo main rd (USFS Rd 29S11.3) at saddle on ridge at extreme W edge of the Cuesta Ridge Botanical Area, 0.5 mi W of boundary, ca. 5.7 mi W of US Hwy 101 746 Comment
  OBI15174  Brassica rapa B. A. Smith 1966-4-28 60 San Luis Obispo S Pismo Beach City limit on hwy 1 Comment
  OBI31253  Brickellia californica Joy Nishida 1982-10-2 528 San Luis Obispo 1.2 mi S of American Cyn campground in dry stream bed Comment
  CAS-BOT-BC100463  Brickellia californica R. F. Hoover 1946-10-20 6518 San Luis Obispo Upper Huasna River, just below junction of Arroyo Seco Comment
  OBI16905  Brickellia californica Robert F. Hoover 1946-8-18 6306 San Luis Obispo West base of La Panza Range. Comment
  UC1285239  Brickellia nevinii R. F. Hoover 1952-9-9 8331 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC145454  Briza maxima W. A. Silveus 1938-6-23 3665 San Luis Obispo Cambria Pines. Comment
  UCSB21969  Briza maxima Kahrmann, C. 1965-5-22 San Luis Obispo 100 yds from edge of Hwy 1, intersection with Cambria Park Rd and Hwy 1; Cambria 6 Comment
  OBI30114  Briza maxima Melissa Luckow 1982-6-24 890 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of road 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
  RSA122216  Brodiaea terrestris subsp. terrestris T. M. Hendrix 1937-4-26 111 San Luis Obispo 7.75 miles NE of Black Mtn. 457 Comment
  SBBG112436  Brodiaea terrestris subsp. terrestris D. Keil 1996-4-5 25819 San Luis Obispo Navajo Rd, ca. 200 m from Hwy 58; T29S R16E S17 396 Comment
  CDA43356  Bromus arenarius David J. Keil, Matt Ritter, George Butterworth, Jepson Herbarium Weekend Workshop participants 2012-4-2 31284 San Luis Obispo Carrizo Plains Ecological Preserve; Chimineas Ranch (California Department of Fish and Game), canyon west of ranch headquarters. 0 Comment
  SBBG108286  Bromus carinatus C. B. Hardham 1957-5-9 1901 San Luis Obispo Paso Robles Comment
  OBI27141  Bromus diandrus Thomas Burrows 1980-4-24 16 San Luis Obispo Reservoir Cyn 152 Comment
  OBI35259  Bromus diandrus H. E. Jones 1981-5-18 15 San Luis Obispo Point Piedras Blancas Comment
  CAS-BOT-BC155729  Bromus diandrus Ernest C. Twisselmann 1969-4-24 15178 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  SD71403  Bromus frondosus R. F. Hoover 1950-6-20 7987 San Luis Obispo 6 Miles W of Templeton on road to Cambria. Comment
  HSC91799  Bromus hordeaceus Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  SBBG118253  Bromus hordeaceus E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 252 San Luis Obispo E side of Chumash Pk shoulder, above Sherrif's Training Area; Camp San Luis Obispo 200 Comment
  UC1131053  Bromus hordeaceus C. M. Belshaw 1936-3-23 1698 San Luis Obispo 1.9 mi sw of Hollister Peak 18 Comment
  OBI70010  Bromus japonicus D. R. Miller 2007-5-25 507 .854 San Luis Obispo Pine Mt Region; Growing along crkway jctn in Pear Tree flat, Pico crk drainage 875 Comment
  RSA755147  Bromus japonicus D. R. Miller 2007-5-25 507 .854 San Luis Obispo Creekway junction in Pear Tree flat, Pico Creek drainage. 866 Comment
  RSA201561  Bromus laevipes Robert F. Hoover 1964-5-11 8764 San Luis Obispo 5 miles from west Pozo. Comment
  SBBG483  Bromus laevipes C. B. Hardham 1957-4-2 1620 San Luis Obispo Willow Crk district, SW of Paso Robles Comment
  SBBG108313  Bromus madritensis C. B. Hardham 1961-5-17 7081 San Luis Obispo Ocean View Mine, N of Cambria 762 Comment
  CAS-BOT-BC162302  Bromus madritensis Clare B. Hardham 1957-4-14 1714 San Luis Obispo Santa Lucia Mountains. Clearing about 4 miles west of Templeton, Santa Rita Road. Comment
  OBI33004  Bromus madritensis subsp. madritensis David J. Keil, Malcolm McLeod, and CNPS Rare Plant Committee 1983-5-1 16977 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  SBBG109927  Bromus pseudolaevipes C. B. Hardham 1957-5-6 1835 San Luis Obispo 0.75 mi SE of Atascadero Lake Comment
  OBI40728  Bromus sitchensis David J. Keil, Dirk Walters 1986-5-2 18338 San Luis Obispo Santa Lucia Mts just N of San luis Obispo in Reservoir Cyn 305 Comment
  OBI40985  Bromus tectorum David J. Keil, Eric A. Wise 1985-4-25 18545 San Luis Obispo Black Lake Cyn between Calif hwy 1 and the Guadalupe rd Comment
  SBBG118291  Bromus tectorum K. Foster 1999-3-15 San Luis Obispo near Range Control; Camp Roberts Comment
  OBI65895  Bromus tectorum D. R. Miller 1994-4-19 494 -214 San Luis Obispo Pine Mt Region. Along ridge rd edge near DR's driveway, Pico crk drainage Comment
  OBI15151  Cakile maritima F. Rush August1957 s.n. San Luis Obispo S Morro Bay Comment
  OBI22360  Calamagrostis rubescens Robert F. Hoover 1950-6-21 8022 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Mts Comment
  UC1136615  Calandrinia ciliata C. A. Graham 1939-4-14 520 San Luis Obispo 1 1/2 mi n Pine Canyon Guard Station; Branch Mt. Quadrangle Comment
  CAS-BOT-BC438523  Calandrinia ciliata Alice Eastwood; John Thomas Howell 1937-4-22 3859 San Luis Obispo 5 miles east of Templeton on road to Creston Comment
  UCR122146  Calendula officinalis George K. Helmkamp, E. A. Helmkamp 2000-4-21 5458 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI58635  Calendula officinalis Sarah Wheeler 2001-2-20 16 San Luis Obispo Where the RR tracks intersect Mill St in San Luis Obispo Comment
  OBI69515  Calendula officinalis David J. Keil 2007-10-31 s.n. San Luis Obispo 940 Del Rio Ave, San Luis Obispo 61 Comment
  OBI57355  Callitriche marginata David J. Keil, with Kathleen A. Keil 1998-4-18 26816 San Luis Obispo Los Padres Natinal Forest. La Panza Mts., 1.6 miles from Hwy 58 on Red Hill Rd. 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
  RSA187162  Calochortus albus I. L. Wiggins 1929-5-21 3690 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI21337  Calochortus clavatus Fred Rush Jun-56 47 San Luis Obispo Mt. SLO Comment
  OBI21403  Calochortus clavatus Robert F. Hoover 1969-6-22 11381 San Luis Obispo Chorro Crk cyn (Serrano Cyn) Comment
  OBI43656  Calochortus fimbriatus D. R. Miller 1983-7-24 783- 1 -B San Luis Obispo About rd cut to Hearst sprngs on Pine Mtn Comment
  CAS-BOT-BC492531  Calochortus luteus Ira L. Wiggins 1929-5-24 3770 San Luis Obispo Roadside 1 1/2 miles east of Templeton Comment
  POM181024  Calochortus obispoensis G. Sinseheimer 1930-6-20 s.n. San Luis Obispo Reservoir Canyon near San Luis Obispo Comment
  OBI21424  Calochortus palmeri var. palmeri Robert F. Hoover 1946-6-2 6121 San Luis Obispo E base of La Panza Range, on branch of Navajo Crk Comment
  SBBG110197  Calochortus splendens C. B. Hardham 1956-5-15 704 San Luis Obispo Peachy Cyn Comment
  CAS-BOT-BC496850  Calochortus venustus Clare B. Hardham 1961-5-18 7117 San Luis Obispo Between Rocky Butte and Pine Mt. 762 Comment
  CAS-BOT-BC271534  Calycadenia truncata subsp. truncata R. F. Hoover 1950-6-21 8002 San Luis Obispo Between rocky Butte and Pine Mt., Santa Lucia Mts. Comment
  OBI76690  Calycadenia villosa Jason Dart 2006-6-9 283 San Luis Obispo At the confluence of Lake Nacimiento and Dip Crk, W of the Heritage Ranch residential development 305 Comment
  OBI66153  Calyptridium parryi var. parryi D. R. Miller 2002-5-10 502 /752 San Luis Obispo Pine Mt. Region. Along edge of cut area below lookout tower 1000 Comment
  OBI74625  Calystegia longipes David J. Keil 1987-5-6 20112 San Luis Obispo Highway 58, East of Santa Margarita. Ca 1 mile east of 229 Comment
  CAS-BOT-BC221408  Calystegia longipes Mary E. Wall 1933-5-11 s.n. San Luis Obispo Santa Margarita. Eldorado School Comment
  SEINET2444508  Calystegia macrostegia Jillian C. Boettcher 2002-4-29 8 San Luis Obispo Avila Beach. Avila Beach drive turnout 1 mile off Hwy 101 exit. 6 Comment
  SD244674  Calystegia macrostegia Jessica Griffiths 2012-2-26 10 San Luis Obispo Intersection of Bellow Street and Ocean View Ave in Pismo Beach. Comment
  OBI15320  Calystegia macrostegia subsp. cyclostegia Robert F. Hoover 1948-3-28 7434 San Luis Obispo coast west of Cambria Comment
  OBI35301  Calystegia macrostegia subsp. cyclostegia Melody Dickens 1980-4-30 20 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI63068  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19759 San Luis Obispo Coast rd Ca. 16 km WNW of San Simeon, 4 km S of Cappucino Cove 10 Comment
  OBI77145  Calystegia macrostegia subsp. cyclostegia David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14409 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  RSA43821  Calystegia macrostegia subsp. cyclostegia D. F. Howe 1948-5-17 s.n. San Luis Obispo [No location data on label] Comment
  UC1123609  Calystegia macrostegia subsp. cyclostegia G. T. Nordstrom 1937-4-29 1157 San Luis Obispo 1.2 mi w Asuncion School; Adelaida Quad., w of Asuncion School Comment
  UC1123610  Calystegia macrostegia subsp. cyclostegia P. L. Johannsen 1936-3-21 714 San Luis Obispo junct. San Luis Obispo Cr. and Reservoir Canyon (Plot 5); San Luis Obispo Quad., San Luis Obispo Cr., Reservoir Canyon 129 Comment
  UC1123618  Calystegia macrostegia subsp. cyclostegia F. H. Raymond 1930-7-6 105 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quad., mouth San Carpoforo Creek Comment
  UC1794979  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19757 San Luis Obispo Coast road c. 12 km WNW of San Simeon, 1 km S of Cappucino Cove; 50 m from low sea cliff 10 Comment
  CAS-BOT-BC221382  Calystegia macrostegia subsp. cyclostegia W. R. Dudley 1903-8-1 s.n. San Luis Obispo Coast trail near Water's, Santa Lucia Mts. Comment
  OBI7979  Calystegia macrostegia subsp. cyclostegia Kurt R. Neisess 1975-10-25 s.n. San Luis Obispo Next to hwy 1, about 5 mi N of San Simeon. Comment
  JEPS97133  Calystegia malacophylla subsp. pedicellata F. L. Johnson and E. A. Young 1993-5-24 ROB 562 San Luis Obispo 2 km SE of Twin Bridges (on Boyscout Rd); Camp Roberts Comment
  OBI15291  Calystegia soldanella P. J. Justen 1966-5-8 29 San Luis Obispo West side of the Baywood Park Sand Dunes Comment
  RSA710606  Calystegia subacaulis R. K. Brummitt, David J. Keil 1998-5-9 19804 San Luis Obispo SW suburbs of San Luis Obispo, above Profumo Creek. 100 Comment
  OBI59489  Calystegia subacaulis subsp. episcopalis David J. Keil, with V. L. Holland 2001-4-7 29271 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  UC1583663  Calystegia subacaulis subsp. episcopalis David Keil 1983-5-22 17077 San Luis Obispo Vicinity of Arroyo de la Cruz; N of San Simeon. Comment
  OBI62686  Calystegia subacaulis subsp. episcopalis Cletis England 2003-4-14 D 197 San Luis Obispo On San Geronimo Ranch in Harmony Comment
  POM147880  Camissonia boothii subsp. decorticans J. B. Feudge 1927-6-30 1720 San Luis Obispo Paso Robles. 229 Comment
  UCR165994  Camissonia campestris Ken Osborne 2005-3-1 s.n. San Luis Obispo SW Central Valley, Carrizo Plain. c. 5 mi NE of Caliente Range and 2 mi west of AF Traver Ranch and BM 2121 655 Comment
  RSA615143  Camissonia campestris subsp. campestris George K. Helmkamp, E. A. Helmkamp 1998-4-8 3231 San Luis Obispo Soda Lake Road, 6.6 miles NW of junction with CA highway 33 (roughly W of Maricopa) 671 Comment
  SBBG119683  Camissonia campestris subsp. obispoensis E. Painter, M. Wetherwax 2000-5-17 CR 105 San Luis Obispo near exclosure S of Palisades of Nacimiento River, at jct of rd to top and Boundary Rd; Camp Roberts 240 Comment
  OBI11991  Camissonia campestris subsp. obispoensis Robert F. Hoover 1947-4-2 6860 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  CDA16193  Camissonia contorta G. F. Hrusa, D. Ragan 1999-4-21 15008 San Luis Obispo Oceano Dunes; Oceano Dunes, immediately W of Callender Rd. 106 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
  CHSC110752  Camissonia intermedia Dean Wm. Taylor 2003-5-5 18504 San Luis Obispo La Panza Range: Highway 58 0.7 miles East of Wilson Corner, base of south facing slopes North of roadway. 487 Comment
  UCR158181  Camissonia micrantha George K. Helmkamp 2004-6-9 8615 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr (Calif. Hwy 1), 0.3 mi south of Halcyon Rd. 76 Comment
  RSA449045  Camissonia ovata Dana Krempels 1981-3-15 8 -DK San Luis Obispo San Simeon Acres, 50 m south of Highway 101, 300 m east of Pico Creek mouth Comment
  RSA113591  Camissonia palmeri Harlan Lewis, H. J. Thompson 1954-4-11 1635 San Luis Obispo Temblor Range, Elkhorn Valley Road, south of Crocker Grade Comment
  OBI12013  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Aart C. De Vos 1963-4-30 98 San Luis Obispo Approx 2 mi S of Morro Bay Comment
  SDSU8588  Camissoniopsis cheiranthifolia subsp. suffruticosa D. F. Howe 1948-5-17 1833 San Luis Obispo Comment
  SD244758  Camissoniopsis ignota David Keil 1998-4-28 26962 San Luis Obispo Los Padres National Forest: just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. Comment
  OBI50284  Camissoniopsis micrantha Tawney Odegard 1985-6-29 35 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
  RSA0042098  Carduus pycnocephalus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6339 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
  SD143581  Carduus pycnocephalus R. D. Goeden, D. W. Ricker 1972-5-2 San Luis Obispo Irish Hills, See Canyon Road, 4 miles north of San Luis Bay Rd., southwest of San Luis Obispo 182 Comment
  UCR109658  Carduus pycnocephalus 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
  OBI34404  Carex barbarae David J. Keil, Kathy Jones 1982-4-4 15815 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI6421  Carex bolanderi Robert F. Hoover 1964-6-7 8995 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI6453  Carex cusickii Robert F. Hoover 1950-5-11 7906 San Luis Obispo Upper Arroyo Grande above County park Comment
  OBI32262  Carex globosa David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15875 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  CAS-BOT-BC21866  Carex harfordii R. F. Hoover 1947-6-2 7259 San Luis Obispo Cambria. Comment
  OBI22642  Carex nudata Robert F. Hoover 1948-2-9 7416 San Luis Obispo Poly Cyn (Brizziolari Crk of USGS map) Comment
  CAS-BOT-BC146576  Carex obispoensis Clare B. Hardham 1969-5-28 17186 San Luis Obispo N.E. slopes of Red Mt., San Simeon Creek Comment
  SBBG15647  Carex obispoensis M. A. Piehl 1963-4-20 6374 San Luis Obispo 2.5 mi W of Cuesta Summit Pass, US Hwy 101 Comment
  UC1586832  Carex obispoensis David A. Young with S. A. Junak and M. Carroll 1989-3-13 1847 San Luis Obispo w end Cuesta Ridge Botanical Area (near the end of the reserve) Comment
  OBI6399  Carex obispoensis Robert F. Hoover 1946-6-2 6115 San Luis Obispo Rinconada Mine, btw Santa Margarita and Pozo, Comment
  SEINET12783698  Carex obispoensis D. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-1 14038 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  CAS-BOT-BC119329  Carex obnupta R. F. Hoover 1950-5-5 7867 San Luis Obispo South end of Morro Bay. Comment
  POM313117  Carex pansa Malcolm A. Nobs, S. Galen Smith 1948-9-9 662 San Luis Obispo Dune-bound marshes, south of Pismo Beach. Comment
  SBBG110362  Carex serratodens C. B. Hardham 1958-5-10 3300 San Luis Obispo Cypress Mtn Comment
  CAS-BOT-BC117321  Carex spissa Roxana S. Ferris 1929-4-16 7679 San Luis Obispo Road to Atascadero 6 mi E of Moro Bay. Comment
  OBI51371  Carex subbracteata Jan Barber 1994-4-2 131 San Luis Obispo San Simeon State Park; N of Washburn campground Comment
  CAS-BOT-BC115549  Carex tumulicola R. F. Hoover 1964-6-7 8989 San Luis Obispo San Carpoforo Creek just above Windy Point. Comment
  CAS-BOT-BC230106  Carpobrotus chilensis R. F. Hoover 1964-3-27 8660 San Luis Obispo Oceano Beach Comment
  OBI70141  Carpobrotus chilensis Bernard Miossi 1939-7-30 135 San Luis Obispo Along Pismo Beach-Oceano Hwy, 1-1/2 miles south of Pismo Beach 15 Comment
  SFV16508  Carpobrotus chilensis K. Tajbakhsh 1996-3-17 13 San Luis Obispo San Simeon. Coast Guard station approximately 8 miles north of Hearst Castle. Comment
  OBI78638  Carpobrotus edulis David J. Keil 2013-8-28 31987 San Luis Obispo Morro Bay State Park. Morro Rock Ecological Preserve. Along east base of Morro Rock at edge of parking lot 5 Comment
  SD153114  Carthamus creticus Steven A. Junak 1990-6-27 4385 San Luis Obispo Santa Lucia Mountains, along W Cuesta Ridge Road ca. 7.6 miles W of intersection with Highway 101, at access road to electronic facility on Peak 2761. 768 Comment
  SBBG117878  Carthamus lanatus M. Wetherwax, E. Painter 2002-6-17 SLO 279 San Luis Obispo below New London Mine, above Alpha Range; Camp San Luis Obispo Comment
  CAS-BOT-BC281893  Carthamus lanatus Steven A. Junak 1990-6-27 4385 San Luis Obispo Santa Lucia Mountains, along W Cuesta Ridge Rd ca 7.6 miles W of intersection with Highway 101, at access road to electronic facility on Peak 2761, S side of road 768 Comment
  OBI69777  Carthamus lanatus D. R. Miller 1993-8-11 893 -39 San Luis Obispo Pine Mt region. On exposed trl edge, below Pear Tree, on the Cyn Trl 884 Comment
  CDA43147  Carthamus tinctorius David J. Keil 1992-6-16 23296 San Luis Obispo Pismo Beach, along US 101. 0 Comment
  JEPS13106  Castilleja Rimo Bacigalupi with R. S. Ferris, R. W. Holm, Dr. and Mrs. R. M. Page 1953-7-24 4321 San Luis Obispo about 5 mi s Oceano (nw of (beyond) Oso Flaco Lake, immediately back of ocena beach) Comment
  OBI58773  Castilleja David J. Keil 1998-6-30 27901 San Luis Obispo Hwy 58, 3 road miles E of O'Donnovan Rd., opposite entrance to High Winds Ranch. Comment
  OBI9668  Castilleja affinis Robert F. Hoover 1951-3-4 8033 San Luis Obispo Between Pismo Beach and Oceano Beach Comment
  RSA355860  Castilleja affinis Robert F. Thorne 1968-6-7 37760 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  UCR9022  Castilleja affinis Donald Myrick 1966-5-23 1300 San Luis Obispo Central Coast, Arroyo de la Cruz about 6 mi north of San Simeon Comment
  OBI58263  Castilleja affinis Kathleen Jones, Gaylord Jones 1982-3-27 s.n. San Luis Obispo Santa Lucia Mts. Lopez Cyn, E slope Comment
  OBI9697  Castilleja affinis A. Ahmad 1963-4-24 22 San Luis Obispo 1 mi East Comment
  JEPS88776  Castilleja affinis subsp. affinis T. I. Chuang 1991-8-30 7882 San Luis Obispo w of Oso Flaco Lake Comment
  OBI69051  Castilleja affinis subsp. affinis Steve Ingram 1990-5-10 436 San Luis Obispo About 1/3 km NW of Oso Flaco Lake Comment
  JEPS103954  Castilleja affinis subsp. affinis T. I. Chuang 1991-8-30 7881 San Luis Obispo Just South (ca. 100 m) of Pismo Dunes State Vehicular Recreation area, at the end of Grand Ave., Grover city. Comment
  JEPS35329  Castilleja affinis subsp. affinis R. F. Hoover 1964-6-5 8933 San Luis Obispo w of upper Lopez Canyon Comment
  JEPS4847  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3212 B San Luis Obispo from Cambria to Cambria Pines Lodge; Cambria Hill Comment
  JEPS88788  Castilleja affinis subsp. affinis T. I. Chuang 1991-8-30 7881 San Luis Obispo just s (ca 100 <?>) Pico Dunes State Vehicular Recreation Area (at the end of Grand Ave, Grover City); Grover City Comment
  OBI53453  Castilleja affinis subsp. affinis Austin P. Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Nipomo Dunes. Callender Dunes Comment
  UC454831  Castilleja affinis subsp. affinis E. P. Unangst 1906-6-1 San Luis Obispo Reservoir Comment
  UCSB58617  Castilleja affinis subsp. affinis Ingram, Steve; Hall, Tina 1990-5-31 San Luis Obispo Oso Flaco Lake, Coreopsis Hill Comment
  UCSB5985  Castilleja affinis subsp. affinis Ralph, F. 1959-4-11 San Luis Obispo along roadside of Hwy.1; 13.3 miles north of San Simeon 60 Comment
  UCSB30529  Castilleja attenuata Smith, Dale 1966-4-2 San Luis Obispo 3 miles S. of Klau Comment
  OBI73244  Castilleja densiflora subsp. gracilis David J. Keil 2000-5-25 28741 San Luis Obispo Santa Margarita Ranch. Ca 4.2 mi S of RR crossing (in Santa Margarita) on Pozo Rd Comment
  OBI27853  Castilleja exserta Barrett Anderson 1971-3-18 63 San Luis Obispo Montano de Oro State Park, sandy area behind the dunes S of Hazard Cyn Comment
  SEINET7072942  Castilleja exserta A. G. Vestal 1963-5-24 s.n. San Luis Obispo On a bank 4 miles southeast of the turnoff to Santa Margarita on Pozo Road. Coordinate datum: WGS84/NAD83. (35? deg. 20' 38" North Latitude, -120? deg. 32' 5" West Longitude; UTM Zone 10, 724042mE, 3913773mN. Coordinate datum: NAD27.). Comment
  OBI36151  Castilleja exserta Walter F. Chesbro 1978-5-6 107 San Luis Obispo Avenales Reserve hwy 58 Comment
  OBI65907  Castilleja exserta D. R. Miller 1994-4-28 494 -250 San Luis Obispo Pine Mt Region. From the slope above Hasman Cabin; Pico Crk drainage 914 Comment
  JEPS17363  Castilleja exserta subsp. exserta Rimo Bacigalupi with G. Thomas Robbins 1954-5-13 4457 San Luis Obispo 2.1 mi w Nipomo; Nipomo Mesa Comment
  UC1334650  Castilleja exserta subsp. latifolia Austin Griffiths Jr. and Margaret E. Griffiths 1966-5-9 5054 San Luis Obispo ca 2 mi s Oceano Comment
  OBI66264  Castilleja foliolosa David J. Keil 1997-4-18 26184 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  OBI72253  Castilleja foliolosa Anthony Baniaga, Theo Fitanides 2010-3-27 69 San Luis Obispo Tierra Redonda Mtn BLM ACEC 365 Comment
  UC1736313  Castilleja foliolosa Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13700 San Luis Obispo Crowbar Canyon ridge between Coon Creek and; Irish Hills, on PG& E Diablo Canyon Nuclear Power Plant facility site, slope e. of Last benchmark 441 Comment
  OBI9714  Castilleja foliolosa Neil Havlik 1968-4-26 172 San Luis Obispo At summit of mtn W of Coon Crk about 1.5 mi from end of Los Osos Valley Rd Comment
  UC454826  Castilleja foliolosa I. J. Condit Apr 1908 San Luis Obispo knob e of School Canyon Comment
  RSA205089  Castilleja latifolia Sherwin Carlquist 1969-7-1 4333 San Luis Obispo 5.5 miles south of Oceano Comment
  UC1315059  Castilleja plagiotoma R. F. Hoover 1967-4-16 10477 San Luis Obispo near n end Elkhorn Plains (canyon in the Temblor Range); Temblor Range Comment
  UC575332  Caulanthus anceps David D. Keck and J. Clausen 1935-4-9 3082 San Luis Obispo Cholame 1500 Comment
  UCD164299  Caulanthus californicus Ryan O'Dell 2010-3-10 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain; UTM zone 11, 259765, 3882880. 683 Comment
  SD58238  Caulanthus californicus W. L. Jepson 1932-4-3 16214 San Luis Obispo Carrizo Plain, opposite Panorama Hills. Comment
  UC511212  Caulanthus californicus Lyman Benson 1932-5-9 3567 San Luis Obispo Santa Maria River Watershed Upper Cuyama Valley, Temblor Range, Santa Maria River Waters (Temblor Mt. Range, Kern Co Line) 609 Comment
  CAS-BOT-BC40470  Caulanthus inflatus Roxana S. Ferris 1935-3-29 9123 San Luis Obispo 16 miles south of Soda Lake on the Maricopa Road, Carriso Plain. Comment
  CAS-BOT-BC40357  Caulanthus lasiophyllus Clare B. Hardham 1957-3-23 1547 San Luis Obispo Santa Lucia Mountains. 7 miles east of Templeton. Comment
  CAS-BOT-BC40373  Caulanthus lasiophyllus R. F. Hoover 1952-4-20 8132 San Luis Obispo Low hills near north end of Elkhorn Plain, west base of Temblor Range. Comment
  CAS-BOT-BC39493  Caulanthus lemmonii R. F. Hoover 1967-4-16 10476 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain. Comment
  CAS-BOT-BC39508  Caulanthus lemmonii David D. Keck; J. Clausen 1935-4-9 3081 San Luis Obispo Cholame. 457 Comment
  CAS-BOT-BC47929  Ceanothus E. G. Dudley 1908-4-26 s.n. San Luis Obispo Santa Lucia Mountains - Tobacco Creek Comment
  RSA43185  Ceanothus cuneatus Robert F. Hoover 1947-3-9 6663 San Luis Obispo Head of Calf Canyon E of Santa Margarita. Comment
Read comments
Dec 9 2014
  UCR1345  Ceanothus cuneatus Frank C. Vasek 1960-4-10 600410- 28 San Luis Obispo Coast Range, La Panza Public Campground on the Pozo Road, between Pozo and La Panza 671 Comment
  CAS-BOT-BC49012  Ceanothus cuneatus W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Mountain Comment
  PASA1644  Ceanothus cuneatus M. Stason 1948-3-30 San Luis Obispo near Poso P.O. Comment
  CAS-BOT-BC64467  Ceanothus cuneatus subsp. fascicularis Lewis S. Rose 1968-4-8 68028 San Luis Obispo 5 mi. n. of Lompoc. 152 Comment
  UC1070935  Ceanothus cuneatus var. cuneatus H. C. Lee 1936-5-26 627 San Luis Obispo 3/4 mi s Avenales R.S.; Nipomo quad, Santa Barbara Nat. For. 685 Comment
  UC1071063  Ceanothus cuneatus var. cuneatus P. L. Johannsen 1937-5-28 1175 San Luis Obispo 1/2 mi wsw, Chimeneas Ranch; McKittrick quad. 701 Comment
  UC1071109  Ceanothus cuneatus var. cuneatus B. Bolt 1936-1-31 562 San Luis Obispo 3/4 mi sse. mouth of Osos Creek; Cayucos quad. 30 Comment
  UC1071110  Ceanothus cuneatus var. cuneatus H. C. Lee 1936-2-19 405 San Luis Obispo 3/4 mi s, Los Berros; Arroyo Grande quad., San Luis Obispo Nat. For. 106 Comment
  UCD123961  Ceanothus cuneatus var. cuneatus D. O. Burge and C. Miller 2007-6-18 959 e San Luis Obispo San Luis Obispo Co: Santa Lucia Mountains, Arroyo Grande Creek watershed, northwest of Arroyo Grande, roadside on Upper Lopez Canyon Road, 13.2 road miles (21.1 km) east of Hwy 101 via SR 227, Lopez Drive, Hi Mountain Road, and Upper Lopez Canyon Road, 18.9 km 66 deg. ENE of Pismo Beach. 310 Comment
  OBI31040  Ceanothus cuneatus var. fascicularis Julie M. Vanderweir 1979-3-1 100 San Luis Obispo Indian Knob Tar Sands Comment
  OBI69626  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18147 San Luis Obispo Montana de Oro State Park; along path on N edge of Cable Trail, N hazard Cyn, 50 yds in from route Comment
  OBI10546  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1969-2-2 11187 San Luis Obispo Above Los Osos Comment
  OBI66697  Ceanothus foliosus Austin P. Griffiths, G. F. Hrusa 1987-5-2 18162 San Luis Obispo Cuesta Ridge. Downslope from coll. 18161 which is along roadside along ridge NW of Cuesta Pass Comment
  CDA17932  Ceanothus foliosus var. medius Austin Griffiths 1987-4-29 18167 San Luis Obispo Cuesta Ridge; 0.5 mi W of Cuesta Ridge Botanical Area. 0 Comment
  OBI31037  Ceanothus impressus Julie M. Vanderweir 1979-3-1 101 San Luis Obispo Indian Knob Tar Sands Comment
  OBI56451  Ceanothus impressus David J. Keil 1999-5-13 28337 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  CDA17694  Ceanothus impressus var. nipomensis A. Griffiths 1985-3-13 s.n. San Luis Obispo Central Coast; Just off Pomeroy N of Willow St., 0 Comment
  SBBG104447  Ceanothus leucodermis M. D. Proctor, E. A. Young 1993-4-11 ROB 341 San Luis Obispo 2 km S of Twin Bridges; Camp Roberts Comment
  OBI10416  Ceanothus maritimus Mrs. Robert F. Hoover 1962-2-19 32 San Luis Obispo San Luis Obispo (cultivated) Comment
  CAS-BOT-BC51588  Ceanothus oliganthus var. sorediatus Alice Eastwood; John Thomas Howell 1936-5-8 2313 San Luis Obispo La Panza Mts. Comment
  UC310387  Ceanothus oliganthus var. sorediatus Philip A. Munz 1925-3-25 9201 San Luis Obispo Morro Creek 304 Comment
  RSA122358  Ceanothus oliganthus var. sorediatus A. E. Wieslander 1935-2-24 532 San Luis Obispo Davis Canyon, Port San Luis Obispo. 244 Comment
  SBBG48518  Ceanothus oliganthus var. sorediatus R. N. Philbrick with D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo about 0.5 mi W of Cuesta Summit and US Hwy 101 Comment
  UC1602796  Ceanothus papillosus T. S. Brandegee June 1889 53 San Luis Obispo San Simeon Comment
  OBI10401  Ceanothus papillosus Robert F. Hoover 1949-5-3 7656 San Luis Obispo Prefumo Cyn, San luis range Comment
  RSA43122  Ceanothus thyrsiflorus Robert F. Hoover 1947-3-16 6682 San Luis Obispo San Carpoforo Creek, near ocean Comment
  SEINET11242875  Ceanothus thyrsiflorus R. R. Halse 2012-3-27 8441 San Luis Obispo Along State Hwy. 1, ca. 1.4 miles south of Ragged Point, near the spot where Hwy. crosses over San Carpoforo Creek. 21 Comment
  OBI10498  Ceanothus thyrsiflorus var. griseus Maria Lia Scarpetta 1964-2-20 12 San Luis Obispo Cal Poly campus Comment
  OBI54580  Centaurea calcitrapa Steven A. Junak, Tina J. Ayers 1989-6-28 4109 San Luis Obispo Along Chorro Valley Rd, between Calif Men's Colony and Chorro Reservoir 152 Comment
  OBI66481  Centaurea calcitrapa David J. Keil 2005-6-25 30413 San Luis Obispo North slopes of Bishop Peak, San Luis Obispo open space Comment
  UC455045  Centaurea cineraria I. J. Condit 1910-5-4 San Luis Obispo S.L.O., yard corner Essex Comment
  OBI46142  Centaurea cyanus Denise Woodard 1986-8-8 26 San Luis Obispo Morro Bay State Park Comment
  UCR135959  Centaurea melitensis George K. Helmkamp 2003-8-16 8083 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  OBI60714  Centaurea melitensis Ann Cochran 1986-7-26 34 San Luis Obispo Area around fire station [Calif Valley] T30S, R18E, sec 13 Comment
  OBI62512  Centaurea melitensis L. D. Oyler 1990-6-12 1155 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  SBBG7857  Centaurea solstitialis C. B. Hardham 1958-6-20 3709 San Luis Obispo Cuesta Comment
  OBI16301  Centromadia fitchii Robert F. Hoover 1946-9-9 6370 San Luis Obispo San Marcos Crk (W of San Miguel) Comment
  CAS-BOT-BC279313  Centromadia pungens subsp. pungens Ernest C. Twisselmann 1954-8-19 1514 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, 7 miles south of Cholame 624 Comment
  OBI64160  Cerastium fontanum subsp. vulgare David J. Keil 2003-5-31 30268 -5 San Luis Obispo Los Osos, South Bay Park Comment
  CDA3348  Cerastium glomeratum J. T. Howell 1964-6-3 40887 San Luis Obispo Cambria. 0 Comment
  OBI32059  Cerastium glomeratum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14397 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI57324  Cerastium glomeratum David J. Keil 1998-4-20 26834 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  UCR42657  Cercocarpus betuloides David J. Keil, R. A. Pimentel, R. R. Pimentel, D. R. Miller 1985-4-27 18672 San Luis Obispo 16.5 mi. from Calif. Hwy 1 along San Simeon Creek Road, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  OBI59620  Cercocarpus betuloides Steven A. Junak 1990-4-17 4181 San Luis Obispo Santa Lucia Mts, Cuesta Ridge: Just N of main road (USFS road #29S1.3) at W boundary of Cuesta Ridge Botanical Area, ca. 0.5 mi W of W boundary sign for botanical Area, ca 5.7 mi W of hwy 101 747 Comment
  CAS-BOT-BC135412  Cercocarpus betuloides var. betuloides R. F. Hoover 1950-6-5 7976 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  SBBG108043  Cercocarpus betuloides var. betuloides C. B. Hardham 1956-2-23 142 San Luis Obispo Cerro Alto Comment
  CAS-BOT-BC137169  Cercocarpus betuloides var. betuloides R. F. Hoover 1946-8-17 6296 San Luis Obispo Upper Arroyo Grande 5 mi above County Park Comment
  CAS-BOT-BC276834  Chaenactis fremontii R. F. Hoover 1967-3-28 10314 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  SD231022  Chaenactis glabriuscula James R. Shevock, Jack Zaninovich 1983-3-30 10223 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, easy side of Plain; 16.3 miles northwest for California highway 33/166. 800 Comment
  UC1285389  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1964-6-6 8960 San Luis Obispo Los Osos Comment
  SJSU3387  Chaenactis glabriuscula var. glabriuscula C. W. Sharsmith 1962-4-21 6832 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak, Temblor Range, eastern San Luis Obispo County Comment
  UC1563852  Chaenactis glabriuscula var. lanosa Barbara Ertter 1989-5-23 8486 San Luis Obispo ca 4 air mi s Oceano (at bend in Hwy 1, just across railroad tracks from parking area); Unical Oil Refinery Comment
  JEPS14007  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1955-5-23 12804 San Luis Obispo 0.5 mi w of junction with Cammatti Canyon road Creston-La Panza road Comment
  CHSC55846  Chaenactis glabriuscula var. megacephala L. P. Janeway; Jean Witzman 1988-3-28 2604 San Luis Obispo Ca 1 mi S of hwy 46 (Antelope Grade), 2 mi W of the S end of Cholame Valley. Ridgetop. 487 Comment
  RSA0028150  Chamaesyce ocellata Greg Wilvert 2005-6-29 487 San Luis Obispo Padrones Canyon Rd. 842 Comment
  HSC91817  Chenopodium californicum Susan H. Bicknell 1989-4-18 San Luis Obispo Montano de Oro Comment
  OBI67850  Chenopodium californicum E. L. Painter & M. Wetherwax, J. Greenhouse 2001-4-16 CR- 183 San Luis Obispo Camp Roberts. Near boundary rd at S end of installation, above San Marcos Crk, N of San Marcos Rd. UTMs NAD27 zone 10S, 702714E, 3951832N 280 Comment
  UC1191347  Chenopodium macrospermum var. halophilum Herbert L. Mason 1946-6-9 12865 San Luis Obispo between Oceano and mouth of Santa Maria River; Dune Lakes Comment
  OBI17232  Chenopodium pratericola Robert F. Hoover 1969-7-3 11406 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI22345  Chloris virgata Ernest C. Twisselmann 1955-8-8 2299 San Luis Obispo Plants of the Temblor Range and the Western San Joaquin Valley; Chris Twisselmann Ranch, eastern San Luis Obispo County 671 Comment
  CAS-BOT-BC184862  Chloris virgata Ernest C. Twisselmann 1968-8-23 14910 San Luis Obispo Estrella River 2.5 miles north of River Grove. 243 Comment
  OBI31571  Chlorogalum pomeridianum Joy Nishida 1982-5-29 398 San Luis Obispo American Cyn. .3 mi S of American Cyn campground 518 Comment
  OBI80864  Chlorogalum pomeridianum David J. Keil 2015-2-14 32635 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 200 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
  SBBG123179  Chlorogalum pomeridianum var. minus D. Keil 2001-6-1 29533 San Luis Obispo Hwy 58, 4.7 rd mi E of Shell Crk Comment
Read comments
Nov 12 2011
  UC1873061  Chondrilla juncea David Keil 2002-11-11 29927 San Luis Obispo Along Buckley Road W of San Luis Obispo County Airport Comment
  UCR109652  Chondrilla juncea T. C. Fuller 1965-10-7 14178 San Luis Obispo NE corner of Foothill Blvd. and Santa Rosa Ave (Hwy 1), San Luis Obispo Comment
  SBBG88976  Chorizanthe C. F. Smith 1987-4-16 12102 San Luis Obispo Guadalupe Oil Field, N of Santa Maria River, ca. 100 yards plus from the beach Comment
  IRVC29591  Chorizanthe Mark A. Elvin, Nic Huber 2006-3-30 4624 San Luis Obispo San Luis Obispo; N-side of Laguna Lake, at base of hill. Central Coastal 61 Comment
  OBI35590  Chorizanthe angustifolia S. M. Inman 1983-4-25 20 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  SBBG117488  Chorizanthe biloba var. biloba E. Painter, M. Wetherwax, J. Greenhouse 2003-6-15 CR 455 San Luis Obispo near Generals Rd, near intersection of F9 Rd, near boundary of Training Area V; Camp Roberts 280 Comment
  OBI72193  Chorizanthe biloba var. biloba M. Wetherwax & E. L. Painter, E. L. Painter 2001-6-13 CR 252 San Luis Obispo Camp Roberts. above boundary rd at S end of installation, above San Marcos Crk 300 Comment
  CAS-BOT-BC191788  Chorizanthe breweri Alice Eastwood 1928-5-17 15116 San Luis Obispo along Chorro Creek Comment
  OBI11248  Chorizanthe breweri John Young 1967-4-4 10 San Luis Obispo Poly Cyn, W side hillslope Comment
  CAS-BOT-BC191483  Chorizanthe diffusa R. F. Hoover 1946-7-23 9187 San Luis Obispo Summit at head of Carpenter Canyon, N of Arroyo Grande Comment
  OBI62669  Chorizanthe diffusa Jason Dart 2003-6-16 D 211 San Luis Obispo Lot 24 of the subdivision of lots B, C, and F of the Corbett Tract, Arroyo Grande. This parcel is located on badger Cyn Rd, 1.5 mi up Corbett Cyn Rd from the intersection of hwy 227 127 Comment
  SEINET4182886  Chorizanthe diffusa var. nivea K. Brandegee unknown 85 San Luis Obispo Upper Sonoran Zone, Price Canyon Comment
  CAS-BOT-BC191247  Chorizanthe douglasii Ernest C. Twisselmann 1967-5-8 13011 San Luis Obispo Slope N of Shell Creek. La Panza Range 487 Comment
  CAS-BOT-BC191251  Chorizanthe douglasii Roxana S. Ferris 1955-5-25 12824 San Luis Obispo Park Hill District road, by Morano Creek, 4 mi E of Santa Margarita Comment
  OBI11219  Chorizanthe douglasii Eben McMillan 1952-5-5 98 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  UC1136016  Chorizanthe membranacea T. M. Hendrix 1937-5-15 178 San Luis Obispo 6 3/4 mi ese Pozo; Pozo Quad., Los Padres National Forest Comment
  UC2042457  Chorizanthe membranacea James L. Reveal 2008-5-3 8868 San Luis Obispo Along California Highway 58, 1 mile southwest of Wilson Corner and 0.15 mile northeast of Calf Canyon Winery and 0.12 mile south of Indian Creek Road. Comment
  UC1185320  Chorizanthe obovata Clare B. Hardham 1959-6-10 4881 San Luis Obispo Atascadero Santa Lucia Mountains, Atascadero (Santa Barbara Road, Santa Lucia Mountains) Comment
  CAS-BOT-BC252746  Chorizanthe palmeri Mrs. R. W. Summers No date on label. s.n. San Luis Obispo Base of S.L.O. Mt. Comment
  UC454070  Chorizanthe palmeri Roadhouse 1904-4-25 373 San Luis Obispo Paso Robles Comment
  UC1296121  Chorizanthe palmeri R. F. Hoover 1946-6-30 6211 San Luis Obispo between Santa Margarita and Pozo; Rinconada Mine, btwn Santa Margarita and Pozo Comment
  UC55688  Chorizanthe palmeri unknown San Luis Obispo San Luis Mountain Comment
  RSA755176  Chorizanthe pungens Robert F. Thorne, Percy C. Everett 1963-6-7 32170 San Luis Obispo By TV tower, 6.4 miles NW along Cuesta Ridge West, road from Cuesta Pass 610 Comment
  UCR122469  Chorizanthe staticoides George K. Helmkamp, E. A. Helmkamp 1998-5-20 3899 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
  OBI58018  Chorizanthe staticoides David J. Keil, with V. L. Holland 1992-5-28 23161 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  UC1185323  Chorizanthe uniaristata Clare B. Hardham 1960-5-13 5682 San Luis Obispo hills between San Juan River and Carissa Plains (Paso Robles-Simmler Road); hills btwn San Juan River and Carissa Plains Comment
  JEPS108265  Chorizanthe uniaristata David Gowen 2005-5-11 297 San Luis Obispo Elkhorn Road (dirt). Hill south of side road, ca 2.4 miles north of Hurricane Rd. Comment
  RSA598544  Chorizanthe xanti C. F. Smith 1991-6-28 12233 San Luis Obispo Along dirt road to Cuyama Valley, ca 2-3 mi. below Caliente Mountain ridge. Rocky roadbank. Comment
  CAS-BOT-BC255376  Chorizanthe xanti var. xanti Eben McMillan 1957-4-17 34 -16 San Luis Obispo Foot of Caliente Mountain, southern Carrisa Plains 838 Comment
  CAS-BOT-BC36447  Chrysolepis chrysophylla W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Mts. Comment
  OBI63036  Cichorium intybus D. R. Miller, Elizabeth Appel 2002-7-13 702 /758 San Luis Obispo PIne Mtn Region; N fork at Arroyo laguna, near hwy 1 Comment
  OBI53405  Cirsium brevistylum Arthur W. Hazebrook 1993-5-23 225 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreoopsis Hill Comment
  CAS-BOT-BC32810  Cirsium fontinale var. obispoense Alice Eastwood; John Thomas Howell 1936-5-6 2218 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC285463  Cirsium occidentale var. californicum Ernest C. Twisselmann 1954-5-22 1279 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 670 Comment
  SBBG94433  Cirsium occidentale var. lucianum S. A. Junak, T. J. Ayers 1989-6-22 4073 San Luis Obispo Cuesta Ridge, main rd (USFS Rd 29S11.3) 1.3 mi W of E boundary sign for the Cuesta Ridge Botanical Area; HOLOTYPE 749 Comment
  CAS-BOT-BC285661  Cirsium occidentale var. occidentale Roxana S. Ferris 1953-7-24 12686 San Luis Obispo Oso Flaco Lake, ca. 3 mi. W of State Highway 1 Comment
  OBI77857  Cirsium occidentale var. occidentale B. A. Smith 1966-5-16 104 San Luis Obispo Slope S of Morro Bay Comment
  OBI81552  Cirsium occidentale var. occidentale Jill M. Bushakra 2000-5-3 19 a San Luis Obispo Montana de Oro State Park. Along alternate trail to Sandpit Beach. 30 Comment
  CDA21725  Cirsium undulatum R. Funk 1950-10-2 San Luis Obispo Bonetti, Los Osos. 0 Comment
  SBBG93989  Cirsium vulgare S. A. Junak 1990-7-13 4413 San Luis Obispo near N edge of Cuesta Ridge Botanic Area, powerline access rd, in small cyn between first and second high voltage tower E of Cuesta Ridge Rd, ca. 1.3 rd mi S of Tassajera Crk Rd 548 Comment
  UCR146657  Cirsium vulgare George K. Helmkamp, E. A. Helmkamp 2004-10-1 8831 San Luis Obispo Central Coast; Outer South Coast Range, 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek 171 Comment
  RSA0019331  Cistanthe monandra Greg Wilvert 2005-4-2 98 San Luis Obispo Southeast half of the Caliente Range: 0.8 km WSW of Wells Spring. 980 Comment
  UC1614515  Clarkia Charles M. Belshaw 1935-3-30 457 a San Luis Obispo 30 mi e of Paso Robles; Inner South Coast Range Comment
  CAS-BOT-BC162534  Clarkia affinis R. F. Hoover 1966-4-23 9839 San Luis Obispo American Canyon Campground, La Panza Range Comment
  POM280693  Clarkia affinis Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Cholame. Comment
  UC1927735  Clarkia affinis D. R. Miller 1994-6-3 694 -414 San Luis Obispo along main road edge at Or's Turn, Tobacco Creek drainage 900 Comment
  CAS-BOT-BC172275  Clarkia cylindrica subsp. cylindrica Alice Eastwood 1926-5-5 13881 San Luis Obispo Cholame Comment
  UC127394  Clarkia cylindrica subsp. cylindrica Benj. Cobb 1907-1 16 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC172266  Clarkia cylindrica subsp. cylindrica Ernest C. Twisselmann 1954-4-30 1126 San Luis Obispo Palo Prieta Hills, at head of Palo Prieta Creek, Temblor Range and the Western San Joaquin Valley 609 Comment
  JEPS43540  Clarkia cylindrica subsp. cylindrica Rhoda R. Reed 1914-5 462 San Luis Obispo near San Luis Obispo (Cuesta Grade) Comment
  OBI69766  Clarkia gracilis subsp. gracilis D. R. Miller 1993-5-15 593 -12 San Luis Obispo Pine Mt Region, along Tobacco Ridge Rd from Hearst pond down to Tobacco flats 549 Comment
  JEPS74305  Clarkia modesta Clare B. Hardham 1960-5-12 5677 San Luis Obispo 1 mi w Bee Rock; Santa Lucia Mountains Comment
  OBI25988  Clarkia prostrata David J. Keil 1981-5-16 14644 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI5592  Clarkia prostrata Sharon Jochums 1974-5-19 227 San Luis Obispo S of Arroyo de la Cruz W of hwy 1 Comment
  OBI78329  Clarkia purpurea subsp. purpurea Robert F. Hoover 1969-5-3 11287 San Luis Obispo 4 mi W of Nipomo Comment
  IRVC29498  Clarkia purpurea subsp. quadrivulnera Mark A. Elvin, LynneDee Althouse 2006-5-25 4918 San Luis Obispo NW portion of Arroyo Grande; Old Oak Park site. Central Coastal 76 Comment
  OBI27306  Clarkia purpurea subsp. quadrivulnera Robert L. Allen, Nancy E. Arnold 1981-5-20 339 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  OBI59934  Clarkia purpurea subsp. quadrivulnera G. F. Hrusa 1993-5-2 11122 San Luis Obispo Cuesta Ridge East. Approx 1/2 mi SE of US 101 at Cuesta Pass 500 Comment
  OBI75736  Clarkia purpurea subsp. quadrivulnera Al Lindholm 1967-4-23 196 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
  POM256797  Clarkia purpurea subsp. quadrivulnera D. D. Keck, Wm. M. Hiesey 1940-5-30 5106 San Luis Obispo 2.2 mi. S of Arroyo Grande on road to Oso Flaco 15 Comment
  UC54875  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1886-5-21 2000 San Luis Obispo Arroyo Grande Comment
  OBI31582  Clarkia purpurea subsp. quadrivulnera Joy Nishida 1982-5-22 386 San Luis Obispo Amer Cyn. At the Amer Cyn campground sign 524 Comment
  RSA43084  Clarkia purpurea subsp. quadrivulnera Robert F. Hoover 1947-4-25 7065 San Luis Obispo 2 miles south of Arroyo Grande. Comment
  UC1226829  Clarkia purpurea subsp. quadrivulnera P. J. Hurd and Stage 1962-6-8 62 -8 San Luis Obispo 1.6 mi e Santa Margarita Comment
  UC1392818  Clarkia speciosa R. F. Hoover 1969-6-3 11351 San Luis Obispo 3 mi e Santa Margarita; Moreno Canyon Comment
  RSA209521  Clarkia speciosa subsp. immaculata Robert F. Hoover 1966-5-15 9860 San Luis Obispo Oak Park district Comment
  SBBG122656  Clarkia speciosa subsp. immaculata M. Carroll 2008-7-28 San Luis Obispo PXP Price Cyn facility, W side of Price Cyn Rd Comment
  SBBG117535  Clarkia speciosa subsp. speciosa E. Painter, M. Wetherwax 2002-4-25 CR 297 San Luis Obispo N of San Marcos Rd on nearly flat barrens, top of ridge; Camp Roberts Comment
  SBBG5005  Clarkia speciosa subsp. speciosa H. and M. Dearing 1940-6-16 4879 San Luis Obispo near Pozo Comment
  UC373506  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-17 40 San Luis Obispo road between Atascadero and Morro (at summit of grade) 350 Comment
  CAS-BOT-BC165371  Clarkia speciosa subsp. speciosa Ernest C. Twisselmann 1955-5-27 2054 San Luis Obispo La Panza Range. Lower Cammatta Canyon 419 Comment
  OBI58506  Clarkia speciosa subsp. speciosa David J. Keil 1998-6-30 27871 San Luis Obispo Just S of junction with Hwy 58 along Red Hill Rd. Comment
  CAS-BOT-BC165594  Clarkia unguiculata Ernest C. Twisselmann 1955-6-10 2135 San Luis Obispo La Panza Range. Upper Calf Canyon 487 Comment
  RSA128506  Clarkia unguiculata Clare B. Hardham 1959-5-6 4411 San Luis Obispo Intersection of road to Pleyto and road to Nacimiento Dam, Santa Lucia Mountains Comment
  RSA131981  Clarkia unguiculata Gale Sphon 1959-6-6 354 San Luis Obispo La Panza Campground, Los Padres National Forest. Comment
  CAS-BOT-BC439281  Claytonia exigua subsp. exigua R. F. Hoover 1947-4-4 6888 San Luis Obispo West side of Cottonwood Pass Comment
  SBBG96782  Claytonia gypsophiloides D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1960 San Luis Obispo 0.4 mi W of sign indicating W end of Botanical area Comment
  RSA8277  Claytonia parviflora I. L. Wiggins 1932-3-21 5802 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  CAS-BOT-BC439586  Claytonia parviflora subsp. parviflora Clare B. Hardham 1957-4-25 1732 San Luis Obispo Santa Lucia Mountains. Cypress Mt. Comment
  OBI54166  Claytonia parviflora subsp. parviflora David J. Keil, Kathleen Keil 1995-4-15 24851 San Luis Obispo Shell Crk Rd, ca. 1/2 mi N of jctn with Calif Rte 58 Comment
  SBBG81022  Claytonia parviflora subsp. parviflora C. F. Smith 1950-3-17 2577 San Luis Obispo near Pinole Springs SE of Shandon Comment
  UC1136734  Claytonia parviflora subsp. parviflora W. A. Peterson 1937-3-16 610 San Luis Obispo 1.5 mi wsw La Panza Ranch; La Panza Quad. 518 Comment
  SBBG104413  Claytonia perfoliata subsp. perfoliata F. L. Johnson Proctor 1993-2-19 ROB 124 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  SBBG69759  Claytonia perfoliata subsp. perfoliata unknown 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC91387  Clematis lasiantha Alice Eastwood 1926-5-4 13840 San Luis Obispo Paso Robles. Comment
  RSA585841  Clematis lasiantha D. A. Young, F. L. Johnson 1992-6-16 s.n. San Luis Obispo 0.5 km NE of Gate 11 of Nacimento Rd. Comment
  UCSC000281  Clematis lasiantha W. A. Peterson 1937-4-27 756 San Luis Obispo 4 miles E.S.A of McChesney Mt. - La Panza, Snata Barbara National Forest 747 Comment
  UCSB7630  Clinopodium douglasii Haller, John 1966-6-3 San Luis Obispo About 0.5 miles south of Cambria on road to Cambria Pines Lodge Comment
  RSA77988  Collinsia bartsiifolia var. bartsiifolia Verne Grant, Alva Grant 1948-5-28 8547 San Luis Obispo 5 miles south of Oceano on Guadalupe road. Comment
  SBBG81996  Collinsia bartsiifolia var. davidsonii C. F. Smith 1950-4-30 2721 San Luis Obispo Twisselmann Rd near Carneros Cyn, Temblor Range 1066 Comment
  IRVC29566  Collinsia heterophylla Mark A. Elvin, M. Moore, N. Huber, R. Leverette 2006-5-11 4833 San Luis Obispo Camp San Luis Obispo; E of Hwy 1, tributary to Chorro Creek. Central Coastal 168 Comment
  SBBG109422  Collinsia heterophylla C. B. Hardham 1959-4-23 4307 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UCD123598  Collinsia heterophylla Daryl Koutnik 1978-6-19 536 San Luis Obispo San Luis Obispo County: west of Cerro Romauldo along Chorro Creek. 304 Comment
  UCD123590  Collinsia heterophylla Frederic Hrusa 1993-5-20 11057 San Luis Obispo San Luis Obispo County: Lopez Canyon, on west side of creek, approximately 1.5 miles upstream from canyon mouth. 200 Comment
  OBI64397  Collinsia sparsiflora var. collina David J. Keil 2001-3-28 29190 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  UCSB11740  Collinsia sparsiflora var. collina Breedlove, Dennis 1962-3-29 San Luis Obispo 19.1 miles west of Simmler; La Panza Range 594 Comment
  OBI066110  Collomia heterophylla D. R. Miller 1994-5-11 594 -343 San Luis Obispo Main road edge near Egeberg's orchard: San Simeon creek drainage 600 Comment
  SEINET9120538  Conicosia elongata R. F. Thorne 1968-1 37752 San Luis Obispo Oso Flasco Dunes W of Oso Flaco L., between Oceano and Guadalupe. 10 Comment
  CAS-BOT-BC435164  Conicosia pugioniformis H. 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
  OBI29112  Conium maculatum Karen Symonds 1982-7-17 16 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  OBI29811  Conium maculatum Ruth Davis 1964-5-10 70 San Luis Obispo One mi N of San Luis just into Reservoir Cyn Comment
  OBI75177  Convolvulus mauritanicus David J. Keil 2011-4-4 30988 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. In planter near Building 5, Architectural and Environmental Design. 93 Comment
  IRVC29248  Conyza canadensis G. K. Helmkamp, E. A. Helmkamp 2004-10-1 8827 San Luis Obispo 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek Central Coast; Outer South Coast Range 171 Comment
  CAS-BOT-BC286203  Conyza canadensis R. F. Hoover 1965-10-6 9710 San Luis Obispo Parkhill district Comment
  OBI23012  Cordylanthus rigidus subsp. rigidus V. L. Holland 1978-10-18 s.n. San Luis Obispo Located on slope above Pismo Marsh between 4th and 12 Sts in Grover City Comment
  OBI66038  Cordylanthus rigidus subsp. rigidus D. R. Miller 1996-6-16 696 -629 San Luis Obispo Pine Mt Region. Non Pico Loop Trl S slope of Pine Mt, the Pico crk drainage Comment
  SBBG110336  Cordylanthus rigidus subsp. setiger C. B. Hardham 1964-6-19 12056 San Luis Obispo Waterdog Crk 609 Comment
  UC895120  Coreopsis bigelovii Lewis S. Rose 1936-3-18 36063 San Luis Obispo 45 mi w Maricopa; Cuyama Valley 609 Comment
  CAS-BOT-BC287127  Coreopsis douglasii Ernest C. Twisselmann 1955-5-27 2050 San Luis Obispo La Panza Range. Camatta Canyon near Bethel Ranch 533 Comment
  OBI16641  Corethrogyne filaginifolia Robert F. Hoover 1946-8-17 6302 San Luis Obispo N end of Morro Bay Comment
  OBI51281  Corethrogyne filaginifolia Jan Barber 1993-8-21 89 San Luis Obispo San Simeon State Park, above San Simeon Crk Comment
  OBI53871  Cortaderia selloana Arthur W. Hazebrook 1992-7-7 138 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso flaco Lake and surrounding dunes Comment
  OBI10185  Cotoneaster lacteus Bonnie M. Thompson 1963-10-19 529 San Luis Obispo Cal State Poly College, behind bio-science bldg Comment
  OBI38471  Cotula coronopifolia Eric Wise 1982-6-24 1517 San Luis Obispo Warden Lake. N of Los Osos valley Rd Comment
  SBBG111589  Cotula coronopifolia C. B. Hardham 1957-4-19 1680 San Luis Obispo York Mtn, Santa Rita Ranch Comment
  RSA171039  Cotula coronopifolia R. F. Thorne, Percy C. Everett 1963-6-12 32273 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  CAS-BOT-BC427823  Crassula connata Ernest C. Twisselmann 1963-4-24 8101 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, near the summit 579 Comment
  UCSC000568  Cressa truxillensis var. vallicola P. L. Johannsen 1937-5-4 1102 San Luis Obispo 6 mules N.W. of Painted Rock Ranch McKittrick 588 Comment
  SBBG95355  Crocanthemum scoparium var. scoparium G. Goulding, M. Meredith 1986-5-3 1 San Luis Obispo Los Osos just off of Bayview Heights Dr Comment
  OBI52107  Croton californicus Larry Kelly, David J. Keil 1988-10-1 275 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  RSA480693  Croton californicus E. A. Purer 1932-8-28 16261 San Luis Obispo Oceano. Comment
  RSA480692  Croton californicus E. A. McGregor 1964-7-17 s.n. San Luis Obispo Between Grover City and Guadalupe. Comment
  RSA70556  Croton californicus F. W. Peirson 1925-3-25 5680 San Luis Obispo Morro. Comment
  SEINET9458687  Croton californicus R. W. Summers 1886-10-8 s.n. San Luis Obispo Morro Beach. Comment
  OBI43392  Crypsis schoenoides Eric Wise 1981-8-7 1067 San Luis Obispo "Racoon Pond" on Hwy 58 9.7 mi W of Pozo Rd Comment
  OBI20730  Cryptantha clevelandii Ralph N. Philbrick 1968-6-7 s.n. San Luis Obispo Just N of Oso Flaco Comment
  OBI26336  Cryptantha clevelandii Lyda W. Edge 1973-4-11 304 San Luis Obispo Near Whale Rock reservoir, State hwy 46 Comment
  OBI80957  Cryptantha clevelandii Stephanie Aurelius, Zane Westmoreland, Scott Emrich 2015-4-23 7 San Luis Obispo South Hills Open Space Comment
  POM368382  Cryptantha clevelandii H. M. Pollard 1968-6-7 s.n. San Luis Obispo Oso Flaco. Comment
  CDA11483  Cryptantha clevelandii var. florosa G. F. Hrusa, K. Phillips, A. Flinck 1995-5-29 12261 San Luis Obispo Black Butte Research Natural Area; Burned chaparral on W face of main ridgeline near N boundary of RNA. Comment
  SDSU22073  Cryptantha corollata Michael G. Simpson, David Keil, Matt Ritter, Jenn Yost, etc. 2017-5-11 4100 San Luis Obispo Along dirt road, 0.9 mile north-northwest of Pine Mountain, ca. 1,400 feet along road west of junction with Rocky Butte Truck Trail, this junction ca. 2.6 miles west of Rocky Butte lookout. 901 Comment
  OBI20747  Cryptantha intermedia Robert F. Hoover 1947-4-20 6970 San Luis Obispo Pilitas Crk district Comment
  SBBG88988  Cryptantha leiocarpa C. F. Smith 1987-4-16 12101 San Luis Obispo Guadalupe Oil Field, N of Santa Maria River, ca. 100 yards from beach Comment
  SBBG108206  Cryptantha microstachys C. B. Hardham 1956-5-31 843 San Luis Obispo Adelaida Rd Comment
  SBBG11978  Cryptantha muricata C. B. Hardham 1957-5-4 1847 San Luis Obispo S face of Tierra Redonda Comment
  OBI66105  Cryptantha muricata D. R. Miller 1994-6-2 694 -407 San Luis Obispo Pine Mt Region. Along new rd cut on Rocky Butte Rd, San Simeon Crk drainage 900 Comment
  SEINET8555825  Cryptantha nevadensis I. W. Clokey, C. B. Clokey 1937-4-13 5823 San Luis Obispo SE corner of the county. 800 Comment
  OBI20801  Cryptantha oxygona Robert F. Hoover 1947-4-4 6875 San Luis Obispo W side of Cottonwood Pass Comment
  CAS-BOT-BC80881  Cupressus sargentii R. F. Hoover 1946-12-8 6570 San Luis Obispo Upper Chorro Creek Comment
  CAS-BOT-BC80889  Cupressus sargentii R. F. Hoover 1968-2-10 10892 San Luis Obispo Ridge north west of Cuesta Pass Comment
  CAS-BOT-BC80893  Cupressus sargentii C. B. Wolf 1934-11-1 6214 San Luis Obispo Santa Lucia Mts., Chorro Creek, N. of National Guard Camp 213 Comment
  CAS-BOT-BC85498  Cupressus sargentii W. R. Dudley 1901-4-4 s.n. San Luis Obispo Upper Burnett Cr. Comment
  RSA17634  Cupressus sargentii C. B. Wolf 1934-11-4 6218 San Luis Obispo Northeast of Pine Mountain, near Diamond-D Dude Ranch, Santa Lucia Mountains, headwaters of Tobacco Creek 762 Comment
  SEINET3863411 Image available Cupressus sargentii Larry C. Higgins, N. Duane Atwood 1969-4-24 1824 San Luis Obispo Ca. 5 mi northeast of San Luis Obispo.; 0 Comment
  CDA11533  Cuscuta californica G. F. Hrusa, D. Ragan 1995-6-2 12361 San Luis Obispo Black Butte Research Natural Area; W-facing slope immediately adjacent to Entrance 1, 1/2 m. N of Mt. Lowe. Comment
  OBI33105  Cuscuta californica David J. Keil 1983-7-16 17402 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1583644  Cuscuta californica David Keil 1983-7-16 17402 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz, s of the arroyo); Arroyo de la Cruz Comment
  UC2027478  Cuscuta subinclusa David Keil 1998-8-19 27968 San Luis Obispo Along Huer Huero Road, 0.6 miles SE of junction with Highway 58. Comment
  UC73517  Cuscuta subinclusa Miss M. Alice King 1895-1 San Luis Obispo Arroyo Grande Comment
  OBI69459  Cuscuta subinclusa David J. Keil, with Kathleen A. 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
  CDA1941  Cynodon dactylon Deanna Montgomery 1986-8-14 67 San Luis Obispo Poly Canyon. Comment
  OBI72432  Cynodon dactylon Michael Walgren 2008-8-19 33 San Luis Obispo San Simeon State Park campground area in creekbed of San Simeon Crk Comment
  UC1063868  Cynoglossum grande G. T. Nordstrom 1937-3-17 1002 San Luis Obispo 2.8 mi. s. Chimney Rock; Adelaida Quad. Comment
  RSA586363  Cyperus eragrostis F. L. Johnson 1993-6-23 ROB 0699 San Luis Obispo Chorro Creek at bicycle repair facility Comment
  UCSB59918  Cyperus eragrostis Penkala, B.; Ryan, P. 1987-7-2 San Luis Obispo Southeast ca. 1/4 mile from Cholame 347 Comment
  SBBG130968  Cyperus erythrorhizos D. Keil, K. Keil 2002-7-27 29895 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  OBI37944  Cyperus esculentus David J. Keil 1985-8-10 18948 San Luis Obispo Cultivated fields W of Nipomo on Division St, ca 1 mi E of Oso Flaco Lake Rd Comment
  OBI79770  Cyperus esculentus David J. Keil 2012-7-18 31464 San Luis Obispo Division Road between Highway 1 and Nipomo 37 Comment
  UCSB48335  Cyperus esculentus Hardham, Clare 1958-7-22 San Luis Obispo Atascadero 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
  UCSB17767  Cyperus squarrosus Hardham, Clare 1958-7-22 San Luis Obispo Atascadero, Santa Lucia Mountains Comment
  OBI33023  Dactylis glomerata David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al 1983-6-12 17149 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon. ca 1 mi N of Arroyo de la Cruz; along hwy 1 Comment
  OBI5583  Danthonia californica Sharon Jochums 1974-5-19 248 San Luis Obispo Near Piedras Blancas Comment
  RSA492363  Danthonia californica var. californica W. R. Ferren 1984-4-18 2733 San Luis Obispo proposed natural preserve, Upper Campground Area, San Simeon State Beach. 61 Comment
  UC1125096  Datura wrightii G. T. Nordstrom 1937-6-24 1391 San Luis Obispo 2.7 mi sw Williams Ranch; Adelaida Quad. Comment
  OBI56474  Daucus carota David J. Keil 1999-7-22 28389 San Luis Obispo San Simeon. Just off Calif Rte 1 on rd toward Sebastian Store Comment
  OBI25016  Daucus pusillus David J. Keil, Dirk Walters 1980-4-26 13878 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI31065  Daucus pusillus Julie M. Vanderwier 1979-5-4 157 San Luis Obispo Indian Knob Tar Sand Comment
  UC1296083  Daucus pusillus R. F. Hoover 1965-6-14 9427 San Luis Obispo s. Arroyo de la Cruz (near Arroyo del Oso, by seashore) Comment
  UC89135  Deinandra corymbosa T. S. Brandegee 1892-1 San Luis Obispo Comment
  UC584233  Deinandra corymbosa H. M. Hall 1931-6-8 13150 San Luis Obispo San Simeon Comment
  CAS-BOT-BC299172  Deinandra corymbosa subsp. corymbosa John Thomas Howell 1929-10-13 4496 San Luis Obispo 2 1/2 miles n. of Cambria Comment
  OBI16260  Deinandra fasciculata Robert F. Hoover 1965-5-14 9364 San Luis Obispo E Fork Corral de Piedra crk Comment
  CAS-BOT-BC130988  Deinandra halliana David D. Keck; J. Clausen 1935-4-9 3098 San Luis Obispo Cholame Creek at Cholame 365 Comment
  OBI16259  Deinandra halliana Robert F. Hoover 1949-5-1 7654 San Luis Obispo Cholame Valley, at jctn of Cottowood and Polonio Pass rd Comment
  CAS-BOT-BC299353  Deinandra increscens subsp. increscens R. F. Hoover 1965-9-22 9635 San Luis Obispo San Bernardo Creek east of Morro Bay, Santa Lucia Range Comment
  OBI16146  Deinandra increscens subsp. increscens Robert F. Hoover 1965-8-1 9497 San Luis Obispo Valley W of Mt. Bishop Comment
  OBI32002  Deinandra increscens subsp. increscens David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15665 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo 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-BC299387  Deinandra increscens subsp. increscens Bruce G. Baldwin 1986-7-8 614 San Luis Obispo Arroyo Grande, junctoin of West Branch Street and Camino Marcado Comment
  OBI16199  Deinandra pallida Robert F. Hoover 1967-3-28 10312 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  CAS-BOT-BC292084  Deinandra pentactis David D. Keck; J. Clausen 1934-4-26 2794 San Luis Obispo West side of Cottonwood Pass, 6.5 mi. N. E. of Cholame Comment
  OBI39053  Deinandra pentactis David J. Keil 1984-7-20 18302 San Luis Obispo Along hwy 101 between Santa Margarita and Atascadero Comment
  CAS-BOT-BC8679  Delphinium gypsophilum Roxana Stinchfield Ferris; Ruth P. Rossbach 1938-5-12 9466 San Luis Obispo Lower edge of Soda Lake on Carriso Plain Comment
  OBI10599  Delphinium gypsophilum Robert F. Hoover 1967-5-20 10582 San Luis Obispo Carrizo Plain, W side, ca 1 mi S of Calif Valley hq 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
  UC1315097  Delphinium gypsophilum R. F. Hoover 1967-5-20 10578 San Luis Obispo w side of plain about 1 mi s California Valley headquarters; Carrizo Plain Comment
  SBBG11158  Delphinium parryi subsp. eastwoodiae C. B. Hardham 1958-5-13 3278 San Luis Obispo Morro del Mar Comment
  UCR159227  Delphinium parryi subsp. parryi George K. Helmkamp, E. A. Helmkamp 2005-4-22 9393 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  PASA2567  Delphinium variegatum Margaret Stason 1929-5-4 San Luis Obispo Fields, near Santa Margarita Comment
  UC608289  Delphinium variegatum subsp. variegatum C. A. Graham 1938-4-14 336 San Luis Obispo 3/4 mile west of Lynch Ranch, South of Pleyto 396 Comment
  OBI42935  Dendromecon rigida Jan Johnson, Melissa Boggs 1986-5-11 19 San Luis Obispo Las Padres NF. E Cuesta Ridge about 12 mi N of SLO, off hwy 101 Comment
  SEINET5339601  Dendromecon rigida J. Roadhouse 1905-1 53 San Luis Obispo San Luis Obispo. Comment
  UC1178414  Dendromecon rigida R. J. Rodin 1957-4-9 6132 San Luis Obispo 4 mi n San Luis Obispo (near crest of pass); Cuesta Pass Comment
  OBI22298  Deschampsia cespitosa Robert F. Hoover 1947-6-2 7261 San Luis Obispo Cambria Comment
  JEPS99453  Deschampsia danthonioides Clare B. Hardham 1960-4-21 5524 San Luis Obispo Atascadero, Santa Barbara Road Comment
  OBI39005  Deschampsia danthonioides David J. Keil, Dirk Walters, et al. 1986-3-22 19096 San Luis Obispo Nature conservancy Research Trip to the Carissa Plain. South end of Soda Lake at jctn of Simmler-Soda Lake rd with Soda Lake rd. T31S, R20E, sec 20 and 29 591 Comment
  OBI22302  Deschampsia danthonioides Robert F. Hoover 1968-4-16 11061 San Luis Obispo N side of Soda Lake, Carrizo Plain Comment
  CAS-BOT-BC201832  Deschampsia elongata Clare B. Hardham 1958-6-1 3488 San Luis Obispo Santa Rita Creek. Juhl Ranch, west of Templeton Comment
  RSA492362  Deschampsia holciformis W. R. Ferren 1984-4-18 2735 San Luis Obispo San Simeon State Beach, Upper Campground Area 61 Comment
  CAS-BOT-BC43084  Descurainia longipedicellata Roxana S. Ferris 1935-3-29 9083 San Luis Obispo 7 miles east of Pozo, on the Santa Maria-McKittrick Road. Comment
  SBBG22882  Descurainia pinnata E. R. Chandler 1965-6-3 2366 San Luis Obispo Cuyama Valley, ca. 1.5 mi S of St Hwy 166 and 1 mi W of Hwy 33 701 Comment
  CAS-BOT-BC43221  Descurainia pinnata subsp. brachycarpa R. W. Summers 1885-5-18 43 San Luis Obispo By sea. Comment
  UC1133874  Dichelostemma capitatum C. A. Graham 1939-4-14 532 San Luis Obispo 1.9 mi sse Gifford Ranch; Branch Mt. Quad. 457 Comment
  UC1133899  Dichelostemma capitatum N. K. Carlson 1936-3-18 148 San Luis Obispo 0.5 mi se Newsome Springs; Arroyo Grande Quad. 137 Comment
  SBBG108226  Dichelostemma capitatum subsp. capitatum C. B. Hardham 1956-4-28 537 San Luis Obispo Dellaganna Ranch Cyn Rd Comment
  SBBG95348  Dichelostemma capitatum subsp. capitatum C. Zeeb 1984-1-21 7 San Luis Obispo 0.6 mi E of Pennington Crk Rd Comment
  SEINET3928138  Dichelostemma capitatum subsp. capitatum Hannah M. Fugle 2011-1-29 13 San Luis Obispo Dair Creek, Ca. 2.8 miles from Loma Vista Community School. 20 feet east of Dairy Creek.; 0 91 Comment
  CAS-BOT-BC209093  Digitaria sanguinalis Ernest C. Twisselmann 1968-10-21 15024 San Luis Obispo Buena Vista Drive 1 mile north of Highway 46, Estrella Plains 213 Comment
  LA105646  Digitaria sanguinalis Barry A. Prigge; 1989-7-3 9047 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2 mi. N of State Highway 1 on San Bernardo Creek Rd; ca. 5 air mi. E of Morro Bay 73 Comment
  OBI26415  Digitaria sanguinalis David J. Keil 1980-9-21 14230 San Luis Obispo 2 mi S of Creston on Calif 229 Comment
  SD249287  Diplacus aurantiacus David Keil 2015-2-21 32654 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road. 180 Comment
  OBI55176  Diplacus fremontii Greg Frugoli 1997-4-29 75 San Luis Obispo S of Queen Bee campground appx 0.25 mi. La panza Range, Los Padres NF hwy 58 burn area 658 Comment
  SEINET260464  Diplacus fremontii David M. Thompson 1989-1 1006 San Luis Obispo 0.5 mi W of Shell Cr (Camatti Cyn) Rd along Hwy 58, S side of rd 445 Comment
  SJSU7707  Diplacus fremontii M. E. Ruby 1961-4-22 146 San Luis Obispo La Panza Campground near La Panza summit on rd between Pozo & La Panza 670 Comment
  CAS-BOT-BC150559  Diplacus linearis Clare B. Hardham 1956-6-15 924 San Luis Obispo York Mt. Comment
  CAS-BOT-BC150560  Diplacus linearis R. S. Woglum 1938-5-14 1670 San Luis Obispo Jolon to San Simeon, along Nacimiento River, north San Luis Obispo County Comment
  OBI14791  Dipsacus sativus David Gleason 1964-3-1 20 San Luis Obispo 1/2 mi S San Luis Obispo Comment
  CAS-BOT-BC195704  Distichlis spicata R. F. Hoover 1964-8-13 9229 San Luis Obispo Mouth of Morro Creek Comment
  UCR161920  Dodecatheon clevelandii subsp. insulare George K. Helmkamp, E. A. Helmkamp 2005-2-24 8971 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
  RSA139910  Dodecatheon clevelandii subsp. insulare Clare B. Hardham 1960-3-31 5290 San Luis Obispo Bee Rock. 305 Comment
  OBI53181  Draba verna David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21498 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill s of Oso flaco Lake Comment
  RSA187334  Drymocallis glandulosa I. L. Wiggins 1929-5-21 3691 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  CAS-BOT-BC159565  Drymocallis glandulosa var. glandulosa Clare B. Hardham 1956-4-26 557 San Luis Obispo York Mountain Road near T. Delaganna Rch. - Santa Lucia Mountains Comment
  OBI66751  Dudleya David J. Keil, with Mark Menke 2002-3-26 29769 San Luis Obispo Along unpaved road from southern end of Davenport Creek Road to top of Indian Knob Comment
  OBI81229  Dudleya abramsii David J. Keil, Malcom McLeod 1987-9-28 20353 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
  UC1392731  Dudleya abramsii subsp. murina R. F. Hoover 1969-6-24 11396 San Luis Obispo adjacent Cuesta Park; San Louis Obispo Comment
  OBI35435  Dudleya caespitosa Melody Dickens 1980-5-30 23 San Luis Obispo Morro rock, Morro Bay Comment
  CAS-BOT-BC410887  Dudleya caespitosa Clare B. Hardham 1957-7-31 2501 San Luis Obispo .9 miles north of Cambria; Santa Lucia Mountains Comment
  CAS-BOT-BC414810  Dudleya lanceolata Mary Page Ingalls 1912-6-1 115 San Luis Obispo Haynes ranch Comment
  CAS-BOT-BC414974  Dudleya lanceolata Ernest C. Twisselmann 1955-6-16 2169 San Luis Obispo Upper Buckhorn Canyon; La Panza Range 609 Comment
  CAS-BOT-BC415007  Dudleya palmeri Alice Eastwood 1927-8-1 15018 San Luis Obispo near type locality, Cambria Comment
  SBBG112579  Dysphania ambrosioides C. B. Hardham 1956-10-1 1445 San Luis Obispo Paradise Valley Comment
  UC1285131  Eastwoodia elegans R. F. Hoover 1947-5-10 7156 San Luis Obispo short distance above Taylor Canyon; Cuyama Valley Comment
  OBI26502  Echinochloa crus-galli Kathlene Henry 1979-7-27 15 San Luis Obispo San Luis Obispo, Laguna Lake City park 30 Comment
  CAS-BOT-BC208548  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
  UC1969557  Elatine californica David Keil 2000-5-24 28732 San Luis Obispo Santa Margarita Ranch. Ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road. Comment
  UCSB51308  Eleocharis acicularis Ferren, Wayne 1984-4-18 San Luis Obispo Proposed natural preserve, Upper Campground Area, San Simeon State Beach 60 Comment
  UC1100580  Eleocharis macrostachya Malcolm A. Nobs, S. Galen Smith 1949-6-24 867 San Luis Obispo 1 mi W of Atascadero (Atascadero Lake) Comment
  OBI30133  Eleocharis macrostachya Melissa Luckow 1982-6-24 910 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd Comment
  OBI35146  Eleocharis macrostachya Eric Wise 1981-10-23 1328 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI51826  Eleocharis pachycarpa D. R. Miller 1992-7-14 792 1 B San Luis Obispo Around pond fringes at Cole Ranch; Pine Mtn region. Santa Lucis Mts 732 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
  OBI32328  Elymus glaucus David J. Keil 1982-6-26 16193 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI66526  Elymus glaucus David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26300 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
  OBI58969  Elymus multisetus David J. Keil 1998-6-23 27854 San Luis Obispo At Baldwin residence and on property to west of Baldwin property along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  OBI44857  Elymus trachycaulus David J. Keil 1979-7-1 13140 San Luis Obispo Ridge between Prefumo and See Cyns. About 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  OBI21790  Elymus triticoides Robert F. Hoover 1946-6-1 6103 San Luis Obispo N end of Morro Bay Comment
  OBI54430  Emmenanthe penduliflora Matthew Arterburn 1997-3-23 22 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 Comment
  RSA201727  Encelia actoni Robert F. Hoover 1950-5-28 7931 San Luis Obispo E edge of Cuyama Valley on Hwy 399 of jct with Hwy 166. 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
  CAS-BOT-BC81665  Ephedra californica R. F. Hoover 1950-4-12 7796 San Luis Obispo Panorama Hills near base of Crocker Grade Comment
  OBI56520  Ephedra californica Clifton F. Smith 1957-8-8 5608 San Luis Obispo In field along Hwy 399, ca. 1 mi E of hwy 166 to Maricopa, Cuyama Valley Comment
  UC1296214  Ephedra californica R. F. Hoover 1950-5-28 7930 San Luis Obispo Hwy 399 s of junction with Highway 166 (e edge of valley); Cuyama Valley Comment
  UCD133043  Ephedra viridis Lalit M. Srivastava 1958-2-6 34 a San Luis Obispo San Luis Obispo County: North side of hill on west side of Cottonwood Pass, State Highway 41, 5 miles east of Cholame, half a mile west of Kern County Line. Comment
  CAS-BOT-BC82021  Ephedra viridis R. F. Hoover 1949-10-23 7758 San Luis Obispo Redrock Canyon, lower Cuyama Valley Comment
  OBI27784  Epilobium brachycarpum David J. Keil 1980-9-18 14211 San Luis Obispo About 1 mi W of jctn with Shell Crk Rd along Calif 58 Comment
  OBI61076  Epilobium canum P. A. Holden 1968-8-3 510 San Luis Obispo Along old road about 2 mi up cyn from dam site Comment
  OBI30987  Epilobium canum subsp. canum Julie M. Vanderwier 1980-11-11 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  SBBG110169  Epilobium canum subsp. canum C. B. Hardham 1956-8-20 1295 San Luis Obispo Paradise Valley, W of Atascadero Comment
  OBI79062  Epilobium ciliatum David J. Keil 2013-8-19 31893 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  JEPS43831  Epilobium ciliatum subsp. ciliatum Mrs. R. W. Hart 1935-8-18 512 San Luis Obispo Atascadero Lake Comment
  OBI37137  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-15 590 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI37140  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-22 639 San Luis Obispo Lopez Water Treatment Reservoir Comment
  OBI59692  Epilobium ciliatum subsp. watsonii Larry Kelly, David J. Keil 1988-10-1 311 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI5208  Epilobium ciliatum subsp. watsonii French H. Morgan 1972-5-23 10 San Luis Obispo Crk between Tropicana and Valencia apts, San Luis Obispo 73 Comment
  RSA586084  Epilobium ciliatum subsp. watsonii M. D. Proctor, E. A. Young 1993-4-17 s.n. San Luis Obispo Pond NW of Chorro Res: Comment
  UC1713139  Epilobium ciliatum subsp. watsonii I. J. Condit June 1912 San Luis Obispo San Carpojo Coast Comment
  OBI65799  Epilobium minutum D. R. Miller 1994-4-30 494 -288 San Luis Obispo Pine Mtn Region. Along Road edge above Cline Cabin; Tobacco Crk drainage 488 Comment
  UC1296342  Epipactis gigantea R. F. Hoover 1950-6-2 7966 San Luis Obispo trail from Stoney Creek to Colwell Mesa Comment
  OBI78794  Equisetum X ferrissii David J. Keil 2013-9-4 32016 San Luis Obispo Morro Bay State Park. East of Los Osos Middle School sports fields 13 Comment
  OBI1017  Equisetum laevigatum R. F. Hoover 1947-4-27 7111 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  SBBG133082  Equisetum telmateia D. Keil, T. Teed, M. Uchida 2001-6-15 29567 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure, northeastern corner; Camp San Luis Obispo 243 Comment
  UCD135639  Equisetum telmateia subsp. braunii Louis C. Wheeler 1964-6-22 8508 San Luis Obispo San Luis Obispo County: Old Creek, Santa Rita Road. Comment
  OBI21804  Eragrostis pectinacea Ernest C. Twisselmann 1954-8-6 1494 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern county 668 Comment
  CAS-BOT-BC284149  Eragrostis pectinacea var. pectinacea R. F. Hoover 1964-9-16 9307 San Luis Obispo Cal Poly campus, San Luis Obispo Comment
  CAS-BOT-BC284153  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1960-10-12 6018 San Luis Obispo Raymond Twisselmann residence, Shandon 329 Comment
  SJSU3379  Eremalche parryi C. W. Sharsmith 1962-4-21 6852 A San Luis Obispo Recruit Canyon (lower reaches) near Crocker Peak, Temblor Range Comment
Read comments
Oct 27 2012
  CAS-BOT-BC257274  Eremalche parryi subsp. kernensis D. H. Wilken; E. Painter; P. De Vries 2011-3-30 17930 San Luis Obispo S side of volcanic dome ca. 20 m below summit, ca. 3 km E of Washburn Ranch, 0.2-0.3 km W of Soda Lake Road, Carrizo Plain Nat Monument 630 Comment
  OBI12390  Eremalche parryi subsp. kernensis Robert F. Hoover 1967-3-27 10289 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  CAS-BOT-BC214395  Eremalche parryi subsp. kernensis Alice Eastwood; John Thomas Howell 1936-5-8 2336 San Luis Obispo 7 miles east of La Panza Comment
  CAS-BOT-BC214404  Eremalche parryi subsp. kernensis R. F. Hoover 1950-4-2 7797 San Luis Obispo Panorama Hills near base of Crocker Grade Comment
  OBI25513  Eremalche parryi subsp. kernensis David J. Keil 1978-5-6 s.n. San Luis Obispo 17 mi N of jctn of Hwy 166 along Soda Lake Rd 640 Comment
  SBBG4671  Eremalche parryi subsp. parryi C. B. Hardham 1959-4-14 4256 San Luis Obispo ca. 25 mi E of Paso Robles, jct of Camatta Rd and Shell Crk Rd Comment
  SBBG48512  Eriastrum densifolium L. W. Edge 1974-7-10 454 San Luis Obispo Los Osos Comment
  OBI20299  Eriastrum densifolium subsp. densifolium G. Herrmann 1947-8-15 San Luis Obispo Oceano Sanddunes Comment
  CAS-BOT-BC187941  Eriastrum hooveri R. F. Hoover 1967-6-4 10601 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  OBI76700  Eriastrum luteum Jason Dart 2007-5-23 292 San Luis Obispo Cielo Azul Ranch, 8250 Webster Rd (Hwy 229), 5.5 mi S of the town of Creston 422 Comment
Read comments
Sep 30 2014
  CAS-BOT-BC187974  Eriastrum luteum R. F. Hoover 1947-5-9 7125 San Luis Obispo Summit on road between Morano Creek and Calf Canyon Comment
  UC1023827  Eriastrum pluriflorum R. F. Hoover 1946-6-2 6131 San Luis Obispo w Simmler (w edge of plain); Carrizo Plain Comment
  UC1211964  Ericameria arborescens Otto T. Solbrig 1958-8-15 2752 San Luis Obispo 3 mi s Highway 198; Los Padres National Forest, Queen Range Improvements Station Comment
  OBI69890  Ericameria linearifolia Charles E. Blair 2002-2-19 44 San Luis Obispo Chimineas Ranch, E of Carrizo Cyn rd, 0.5 mi N of SR 166 460 Comment
  RSA344402  Ericameria linearifolia E. R. Blakley 1985-2-3 7302 San Luis Obispo Painted Rock, Carrizo Plain 610 Comment
  UC2027473  Ericameria nauseosa var. mohavensis Greg Wilvert 2005-10-5 529 San Luis Obispo Southeast Half of the Caliente Range. 0.6 km E of Padrones Spring. Comment
  SBBG110383  Erigeron C. B. Hardham 1956-7-15 1260 San Luis Obispo Santa Rita Crk Comment
  CDA15219  Erigeron blochmaniae G. F. Hrusa, D. Ragan 1998-7-21 14757 San Luis Obispo Nipomo Dunes; immed. W of intersection of Callendar Rd. & Hwy 1. Comment
  OBI16522  Erigeron blochmaniae Barrett Anderson 1973-8-7 379 San Luis Obispo South end of Morro Bay Comment
  OBI53882  Erigeron canadensis Arthur W. Hazebrook 1992-10-25 149 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, base of Hill along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  OBI49789  Erigeron foliosus var. foliosus D. R. Miller 1991-7-9 791 -1 San Luis Obispo Along ridge side of rd cut into Property. e slope of Pine Mtn Comment
  CAS-BOT-BC295068  Erigeron glaucus R. F. Hoover 1946-7-21 6232 San Luis Obispo San Simeon Creek Beach Comment
  RSA606216  Erigeron glaucus R. S. Woglum 1940-4-21 2657 San Luis Obispo Central Coast: Cambia Pines. Comment
  RSA696820  Erigeron glaucus J. Vlahos 1934-8-1 s.n. San Luis Obispo Coast Highway beyond Hearst Ranch Comment
  OBI75053  Erigeron philadelphicus David J. Keil 1988-3-19 20418 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
  RSA302618  Erigeron philadelphicus J. R. Shevock 1972-4-1 1526 San Luis Obispo Arroyo Grande Creek 61 Comment
  SBBG104953  Eriodictyon tomentosum F. L. Johnson, E. A. Young 1993-5-23 ROB 523 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI61067  Eriodictyon tomentosum P. A. Holden 1968-6-15 447 San Luis Obispo 3 mi south of Creston dump on Creston Rd about 10 mi E by road from Santa Margarita Comment
  SBBG112486  Eriodictyon tomentosum C. Bornstein, B. Collins 1994-4-23 San Luis Obispo Huerhuero Rd, 2.5 mi S of Hwy 58 495 Comment
  UCD147332  Eriogonum angulosum Rachelle Boul; D. Hickson 2010-4-8 CARR 1224 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 879 Comment
  CAS-BOT-BC248572  Eriogonum angulosum Ernest C. Twisselmann 1956-11-24 3258 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon. (Round Hill) 685 Comment
  OBI11147  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1954-9-10 1568 San Luis Obispo Temblor Range and the Western San joaquin Valley. Palo Prieta Cyn: 5 mi S of Cholame 518 Comment
  CAS-BOT-BC124217  Eriogonum cithariforme Susan Gabriella Stokes 1933-9-8 125 San Luis Obispo San Luis Obispo to coast Comment
  OBI82526  Eriogonum clavatum David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33500 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 610 Comment
  OBI66615  Eriogonum clavatum David J. Keil 1998-10-9 28172 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  CAS-BOT-BC242557  Eriogonum covilleanum R. F. Hoover 1952-5-24 8201 San Luis Obispo Caliente Mt., (head of Morales Canyon) Comment
  CAS-BOT-BC246590  Eriogonum elegans Ernest C. Twisselmann 1971-11-22 18532 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, ca. 1.5 mile south of Highway 46 502 Comment
  OBI75768  Eriogonum fasciculatum Thomas Burrows 1980-6-20 73 San Luis Obispo Reservoir Cyn 168 Comment
  UCSC000201  Eriogonum fasciculatum Randall Morgan 1998-8-31 s.n. San Luis Obispo San Luis Obispo Comment
  JEPS114107  Eriogonum fasciculatum var. foliolosum E. L. Painter 2001-7-24 CR- 258 San Luis Obispo Camp Roberts. Above Boy Scout Road, above Nacimiento River. Comment
  SBBG104893  Eriogonum fasciculatum var. foliolosum D. A. Young, F. L. Johnson 1992-6-17 ROB 46 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  JEPS119349  Eriogonum fasciculatum var. polifolium R. Snyder, K. Soler 2012-6-25 CA 160 -07 San Luis Obispo Immediately past entrance to Caliente Ridge side for 2 mi, on slopes visible from roadside, along washes, more robust at low elevation Carrizo Plain National Monument. Comment
  CAS-BOT-BC250515  Eriogonum gracile Clare B. Hardham 1956-8-3 1249 San Luis Obispo Santa Lucia Mountains. T. Delaganna Ranch Comment
  POM209860  Eriogonum gracile var. gracile S. G. Stokes 1932-8-29 11 San Luis Obispo Atascadero. Comment
  RSA116523  Eriogonum gracile var. gracile E. C. Twisselmann 1955-9-1 2362 San Luis Obispo S summit of Calf Canyon. 427 Comment
  CAS-BOT-BC261161  Eriogonum gracillimum Chester Dudley 1939-6-1 s.n. San Luis Obispo West edge of Carrizo Plains Comment
  OBI10994  Eriogonum nudum var. pubiflorum Robert F. Hoover 1965-9-15 9553 San Luis Obispo Summit on Pozo-Arroyo Grande rd 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
  OBI51325  Eriogonum parvifolium Jan Barber 1993-8-14 73 San Luis Obispo San Simeon State Park Comment
  UC1601681  Eriogonum parvifolium E. Palmer, M. D. 1876-7-17 491 San Luis Obispo Cambria Comment
  SD12567  Eriogonum parvifolium var. parvifolium Edith A. Purer 1933-7-20 5077 San Luis Obispo Sand dunes, northwest of Guadalupe Comment
  SD38713  Eriogonum parvifolium var. parvifolium Edith A. Purer 1933-7-20 5111 San Luis Obispo Sand dunes northwest of Guadalupe Comment
  RSA660372  Eriogonum parvifolium var. parvifolium Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo On bay side of shoreline ca. 1/3 way S of point on Morro Bay Sandspit. 20 Comment
  JEPS56527  Eriogonum roseum Mrs. R. W. Hart 1935-7-28 San Luis Obispo Atascadero Comment
  OBI10963  Eriogonum roseum Robert F. Hoover 1965-9-18 9584 San Luis Obispo Calf Cyn Comment
  CAS-BOT-BC268363  Eriogonum roseum R. F. Hoover 1946-9-14 6382 San Luis Obispo Near crossing of Salinas River on Santa Margarita - Creston road Comment
  UC1177099  Eriogonum roseum Peter H. Raven 1951-6-13 2988 San Luis Obispo La Panza Camp Ground La Panza Range, Los Padres National Forest Comment
  RSA239148  Eriogonum temblorense James L. Reveal 1972-8-3 2841 San Luis Obispo Hwy 41, 2.1 miles west of Cottonwood Pass, 3.5 miles east of the jct of Hwys 41 and 46 and 4.6 miles east of Cholame Comment
Read comments
1
  UC1315106  Eriogonum viridescens R. F. Hoover 1967-6-4 10610 San Luis Obispo canyon in Temblor Range near n end of Elkhorn Plain; Temblor Range Comment
  CAS-BOT-BC264900  Eriogonum viridescens R. F. Hoover 1946-6-16 6165 San Luis Obispo La Panza District just w. of La Panza Ranch Comment
  CAS-BOT-BC304104  Eriophyllum confertiflorum Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  CAS-BOT-BC304120  Eriophyllum confertiflorum Alice Eastwood; John Thomas Howell 1936-5-8 2311 San Luis Obispo La Panza Mts Comment
  CDA21001  Eriophyllum confertiflorum G. F. Hrusa 1993-5-2 11030 San Luis Obispo Reservoir Canyon. Mid parts of canyon on lower slopes along creekside. Comment
  CHSC55854  Eriophyllum confertiflorum L. P. Janeway 1988-4-15 2634 San Luis Obispo Canyon fronting Polonio Pass. 548 Comment
  UCR103967  Eriophyllum confertiflorum George K. Helmkamp 1997-6-22 2077 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  UC1285395  Eriophyllum confertiflorum var. confertiflorum R. F. Hoover 1947-5-10 7154 San Luis Obispo e of river bridge (on main highway, Cuyama Valley); Cuyama Valley Comment
  UCR118385  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 1998-6-30 4239 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  UC1118227  Eriophyllum multicaule B. Bolt 1936-3-11 610 San Luis Obispo 1.25 mi sse of mouth of Osos Creek; Cayucos Quadrangle 30 Comment
  UCR202904  Eriophyllum multicaule George K. Helmkamp, E. A. Helmkamp 2000-3-15 5336 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  OBI5554  Eriophyllum staechadifolium Sharon Jochums 1974-2-2 7 San Luis Obispo Just S of Arroyo de la Cruz, W of hwy 1 Comment
  SEINET8687417 Image available Eriophyllum staechadifolium Mrs. R. W. Summers 1886-6-17 s.n. San Luis Obispo Sand Beach, Morro Bay Comment
  OBI14111  Erodium botrys F. Rush May-56 90 San Luis Obispo Mt. SLO Comment
  OBI35770  Erodium brachycarpum Allison Berry 1984-2-26 25 San Luis Obispo Camp San Luis Shooting Facility, 6.5 mi N of San Luis Obispo on hwy 1. Near entrance gate Comment
  UCSB59343  Eryngium armatum Gevirtz, Elihu 1991-6-30 San Luis Obispo Undeveloped lot at end of Cordova 150 feet north of City/County line; 1/2 mile south of Lake Comment
  OBI66707  Eryngium pendletonense David J. Keil, with Robyn Cox, Cindy sage and Orrin Sage 2002-2-11 29743 San Luis Obispo Between Cinnabar Hill and Oak Knoll, South of Arroyo de la Cruz Comment
  SBBG5189  Eryngium vaseyi C. B. Hardham 1959-5-6 4417 San Luis Obispo Bee Rock Rd to Nacimiento Lake Comment
  OBI15036  Erysimum capitatum var. capitatum Robert F. Hoover 1953-5-16 8303 San Luis Obispo Foothills on NE side of Carrizo Plain, 5 mi NE of Simmler Comment
  OBI15068  Erysimum suffrutescens Robert F. Hoover 1967-5-6 10555 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  OBI80806  Erysimum suffrutescens George Butterworth 2015-8-16 983 San Luis Obispo Morro Dunes Ecological Reserve, East Parcel, Los Osos, close to Bayview Heights Bl 64 Comment
  RSA102127  Erysimum suffrutescens G. B. Rossbach 1955-5-2 592 San Luis Obispo NW side of Oso Flaco Lake. Comment
  OBI53854  Erysimum suffrutescens Arthur W. Hazebrook 1993-5-23 216 San Luis Obispo Nipomo Dunes Complex, riparian corridor along N base of Big Coreopsis Hill Comment
  OBI72582  Erysimum suffrutescens Wendy Thackery 2002-3-3 14 San Luis Obispo Broderson fire rd; NW Irish Hills, Los Osos 30 Comment
  UCSB2348  Erysimum suffrutescens Long, Frances 1939-3-19 San Luis Obispo Oso Flaco Lake Comment
  OBI78623  Erythrina crista-galli Emily Ross Bishop 2014-2-11 San Luis Obispo Cal Poly Campus, along S. Perimeter road, across form recreation center in front of graphic arts building Comment
  RSA773013  Eschscholzia caespitosa Robert F. Thorne, Percy C. Everett 1963-4-21 31634 San Luis Obispo South end of Morro Bay between bay and ocean. Comment
  OBI42825  Eschscholzia caespitosa Jan Johnson, Melissa Boggs 1986-5-11 10 San Luis Obispo Las Padres Natl Forest. East Cuesta Ridge about 12 mi N of San luis Obispo, off hwy 101 Comment
  CAS-BOT-BC403487  Eschscholzia californica Alice Eastwood 1927-4-7 14256 San Luis Obispo Morro Comment
  OBI24056  Eschscholzia californica Janice M. Toyoshima 1979-4-13 A 5 San Luis Obispo From Shark Inlet, S of Morro Bay Comment
  SBBG104416  Eschscholzia californica F. L. Johnson, E. A. Young 1993-5-23 ROB 499 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UCR118374  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 1998-7-1 4251 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  CAS-BOT-BC76465  Eschscholzia lemmonii Ernest C. Twisselmann 1962-3-18 6702 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon. 655 Comment
  CAS-BOT-BC76484  Eschscholzia lemmonii W. R. Ernst 1961-4-1 758 San Luis Obispo Above the La Panza-Pozo road about 3 miles southwest of the junction with the Simmler-Creston road. Comment
  UC1004698  Eschscholzia lemmonii J. M. Tucker 1952-4-19 2351 San Luis Obispo ne Caliente Mountain (foothills on s border of Plain); Carrizo Plain Comment
  UC1296229  Eschscholzia lemmonii R. F. Hoover 1952-4-1 8066 San Luis Obispo 8 mi e Simmler; East edge of Carrizo Plain Comment
  OBI30383  Eucalyptus globulus Robert J. Rodin 1972-3-29 8624 San Luis Obispo 2 mi S of Oso Flaco in the inner sand dunes of Nipomo Dunes Comment
  OBI22795  Eucalyptus polyanthemos Pullman 1968-2-13 23 San Luis Obispo N side of Senior project room Comment
  OBI23304  Eucrypta chrysanthemifolia var. chrysanthemifolia J. T. Arnold 1965-4-21 77 San Luis Obispo Cal Poly, Poly Cyn Comment
  UC455407  Euphorbia crenulata I. J. Condit 1910-5-14 San Luis Obispo Osos Comment
  CAS-BOT-BC207075  Euphorbia ocellata R. F. Hoover 1966-9-16 10056 San Luis Obispo 2 mi. S of Creston Comment
  OBI57817  Euphorbia ocellata subsp. ocellata David J. Keil 1998-6-8 27679 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  OBI33946  Euphorbia serpens David J. Keil 1983-10-22 18003 San Luis Obispo Campus of Calif Polytech State Univ among ornamental plantings near Fisher Hall Comment
  OBI33707  Euphorbia spathulata Melissa Luckow, Jerry Rendon 1980-4-24 38 San Luis Obispo Poly Cyn, about 1/4 mi S of end of rd Comment
  OBI38482  Euthamia occidentalis Eric Wise 1981-9-17 1129 San Luis Obispo Salinas River at hwy 58 Comment
  SD129234  Extriplex californica G. Helmkamp 1989-8-6 San Luis Obispo Baywood Park, at the south edge of Morro Bay. 3 Comment
  SBBG109463  Festuca C. B. Hardham 1961-4-26 6908 San Luis Obispo Franklin Crk W of Adelaida Comment
  SBBG109466  Festuca C. B. Hardham 1961-4-26 6936 San Luis Obispo Franklin Grade, Adelaida Comment
  OBI73584  Festuca bromoides David J. Keil, with V. L. Holland 2010-6-15 30888 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. Comment
  OBI40990  Festuca bromoides David J. Keil, Eric A. Wise 1985-4-25 18550 San Luis Obispo Black Lake Cyn between Calif hwy 1 and the Guadalupe rd Comment
  CAS-BOT-BC278295  Festuca californica R. F. Hoover 1964-5-14 8878 San Luis Obispo Lower part of Perfumo Canyon Comment
  OBI21838  Festuca microstachys Robert F. Hoover 1967-4-1 10326 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain 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
  OBI21866  Festuca myuros Robert F. Hoover 1947-3-26 6754 San Luis Obispo Price cyn (just S of) Comment
  OBI21877  Festuca myuros Russell Gorman 1956-5-17 64 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI69789  Festuca myuros Steven A. Junak 1990-4-26 4212 San Luis Obispo Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk rd at S end of dirt rd on Ames property, which is ca 1.8 mi W of intersection with hwy 101 518 Comment
  SEINET7063673  Festuca occidentalis A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.8 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 734217mE, 3890870mN. (WGS84/NAD83). 216 Comment
  OBI11908  Festuca perennis Dave Imper 1977-4-7 111 San Luis Obispo Price Cyn Tarsands Project. Project located 1 mi. SW of Hwy 227 on Price Canyon Rd. Comment
  OBI17825  Festuca perennis Hans Wilgenburg 1977-8-11 33 San Luis Obispo Cal Poly campus; On Radio Hill Comment
  OBI28178  Festuca perennis Jeffrey Null 1980-5-11 25 San Luis Obispo Ecological Study Area, Cal Poly State Univ, San Luis Obispo Comment
  OBI31734  Festuca perennis Turnquist/Smeltzer 1982-5-1 73 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI46211  Festuca perennis David J. Keil 1982-6-27 16320 San Luis Obispo Hills overlooking Los Osos from the S Comment
  OBI21961  Festuca perennis Robert F. Hoover 1947-6-2 7263 San Luis Obispo Mouth of Chorro crk Comment
  OBI28223  Festuca perennis Rick Frelinger 1982-4-20 5 San Luis Obispo San Luis Crk between US hwy 101 lower Higuera St, San Luis Obispo Comment
  OBI29305  Festuca perennis Lou Morton 1981-5-17 s.n. San Luis Obispo Laguna Lake Park Comment
  OBI3130  Festuca perennis Larry E. Brown 1971-5-20 2009 San Luis Obispo Along street in Cambria Comment
  OBI66531  Festuca perennis David J. Keil, with V. L. Holland and Field Botany class 1997-5-16 26302 San Luis Obispo Shandon Rest Area along Highway 46. Comment
  OBI21889  Festuca rubra Robert F. Hoover 1950-5-30 7941 San Luis Obispo Mouth of Arroyo de la Cruz (hill just S of) Comment
  OBI50374  Festuca rubra David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17157 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  OBI25939  Foeniculum vulgare Lorraine Vinland 1981-11-3 2 San Luis Obispo E shore of Laguna Lake Comment
  RSA43009  Fragaria californica Robert F. Hoover 1947-3-1 6627 San Luis Obispo Cambria. Comment
  OBI27079  Frangula californica subsp. californica Jim Souza February1981 s.n. San Luis Obispo Grover City Comment
  OBI51354  Frangula californica subsp. californica Debora Guilot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .23 San Luis Obispo San Simeon State Park; SW section of San Simeon State Park 1 Comment
  OBI14193  Frankenia salina Barrett Anderson 1973-8-7 381 San Luis Obispo Shark's Inlet, S end of Morro Bay Comment
  OBI26222  Frankenia salina Mark E. Schneider 1974-8-7 s.n. San Luis Obispo South end of Morrow Bay Comment
  UCR131911  Frankenia salina George K. Helmkamp 2003-9-8 8129 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  RSA116528  Frankenia salina E. C. Twisselmann 1954-6-5 1323 San Luis Obispo Soda Lake: South Shore; Carriso Plains. 579 Comment
  SBBG125300  Frankenia salina J. Dittes, J. Guardino 2007-6-30 1455 San Luis Obispo coastal terrace ca. 1.8 mi W of Cayucos State Beach 24 Comment
  OBI30638  Fremontodendron californicum R. Rothman 1966-2-20 26 San Luis Obispo Slope behind mtn dorms on Calif State Polytechnic college Comment
  OBI7667  Fremontodendron californicum Christian Smith 1974-5-2 s.n. San Luis Obispo Along Cuesta Ridge rd, about half way between hwy 101 and the Sargent cypress grove Comment
  OBI9080  Fremontodendron californicum Unknown 1964-1 s.n. San Luis Obispo On road between TV tower and Cuesta summit Comment
  RSA133277  Fritillaria affinis Clare B. Hardham 1959-4-22 4439 San Luis Obispo Santa Rita Canyon. W of Templeton. Santa Lucia Mtns. Comment
  CAS-BOT-BC130234  Fritillaria agrestis R. F. Hoover 1949-4-21 7621 San Luis Obispo 14 mi. e. of Creston of La Panza Road Comment
  RSA760011  Fritillaria biflora Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6831 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, 7 air miles N of San Simeon, 2-3 miles from Hwy 1 122 Comment
  SBBG108262  Fritillaria biflora C. B. Hardham 1958-2-25 2848 San Luis Obispo Tassajera Cyn 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
  SJSU14167  Fritillaria biflora K. R. Himes 1989-3-25 San Luis Obispo by Tassajara Creek Rd, 14 mi NW of Santa Margarita Comment
  OBI32361  Fritillaria ojaiensis David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16054 San Luis Obispo Rd to top of Cypress Mtn from Warrens' cabin Comment
  OBI80792  Fuchsia hybrida D. R. Miller, Elizabeth A. Appel 2015-6-21 615 .1133 San Luis Obispo Cambria. Fiscalini Ranch Preserve along creek trail between sewer plant and pump station. 100 Comment
  LA105482  Galium andrewsii Barry A. Prigge; 1989-4-19 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek: ca 2.8 mi up San Bernardo Creek Rd. from State Hwy 1 and ca 0.2 mi up S-facing slope 176 Comment
  SBBG122350  Galium andrewsii subsp. andrewsii D. Keil, T. Teed, M. Uchida 2001-6-15 29607 San Luis Obispo Chorro Crk bog thistle exclosure, Chorro Crk drainage; Camp San Luis Obispo 243 Comment
  SBBG96861  Galium andrewsii subsp. intermedium D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1968 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  OBI47501  Galium angustifolium subsp. angustifolium David J. Keil, Rhonda Riggins 1984-4-26 18220 San Luis Obispo 0.3 mi from turnoff to Jouchin Ranch Comment
  OBI31525  Galium aparine Joy Nishida 1982-5-29 401 San Luis Obispo American Cyn .3 mi S of Amer Cyn campground 518 Comment
  OBI34395  Galium aparine David J. Keil, Kathy Jones 1982-4-4 15834 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  RSA0042904  Galium aparine LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6279 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  OBI39721  Galium aparine David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15965 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
  OBI79942  Galium californicum subsp. maritimum David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31863 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 400 Comment
  SBBG124275  Galium murale D. Keil 1998-4-20 26818 San Luis Obispo NW of Paso Robles along Nacimiento Lake Drive, 0.1 mi E of jct with San Marcos Rd Comment
  RSA586360  Galium nuttallii subsp. nuttallii F. L. Johnson, E. A. Young 1993-5-24 s.n. San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  OBI28204  Galium porrigens Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E Cuesta Ridge, 3.05 mi SE of hwy 101 Comment
  POM301488  Galium porrigens J. C. Roos 1937-7-4 s.n. San Luis Obispo Lower Cuyama Valley. Comment
  CDA19981  Galium porrigens var. porrigens J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area, Los Padres National Forest, Cuesta Ridge East 0 Comment
  JEPS35314  Galium tricornutum R. F. Hoover 1964-5-10 8754 San Luis Obispo near Paso Robles Airport (in grainfield) Comment
  UC485686  Gamochaeta ustulata J. E. Roadhouse 1905-4 394 San Luis Obispo near San Luis Obispo Comment
  OBI58096  Garrya flavescens David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27537 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  CDA11919  Garrya veatchii G. F. Hrusa, D. Ragan 1993-12-28 11578 San Luis Obispo Cuesta Ridge West; End of paved road approx. 3.5 miles NW of Cuesta Pass. Comment
  CAS-BOT-BC144759  Garrya veatchii R. F. Hoover 1948-4-16 7454 San Luis Obispo Eagle Ranch s. of Atascadero Comment
  CAS-BOT-BC144760  Garrya veatchii R. A. Pimentel 1958-3-4 s.n. San Luis Obispo Ridge NW. of Cuesta Pass, near T.V. transmitter Comment
  OBI46206  Gastridium phleoides David J. Keil 1982-6-27 16329 San Luis Obispo Hills overlooking Los Osos from the S Comment
  OBI74385  Gastridium phleoides Theo Fitanides, Anthony Baniaga 2010-5-7 156 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 459 Comment
  POM181631  Gastridium phleoides Lemmon 1886-05 s.n. San Luis Obispo San Luis Obispo. Comment
Read comments
Mar 6 2011
  OBI32333  Gastridium phleoides David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15984 San Luis Obispo 5.9 mi E of jctn with Santa Rosa Crk rd on dirt rd leading to Cypress Mtn via Steiner Crk. 2 mi W of Warrens' cabin (at base of mtn) Comment
  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
  UC455060  Genista Florence Knight 1911-5-2 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC219136  Genista monspessulana R. F. Hoover 1958-2-2 8407 San Luis Obispo Cambria, in Monterey Pine woods Comment
  CAS-BOT-BC257146  Genista monspessulana M. Wetherwax; E. L. Painter; N. Havlik 2003-5-30 SLO- 341 San Luis Obispo Camp San Luis Obispo. Roadside, Camp San Luis Obispo / California Men's Colony prison interface 140 Comment
  OBI77083  Genista monspessulana David J. Keil, Dirk Walters 1986-5-2 19342 San Luis Obispo Santa Lucia Mts just No of San Luis Obispo in Reservoir Cyn 305 Comment
  SEINET13752195 Image available Geranium core-core Richard R. Halse 2015-1 9343 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  OBI58950  Geranium molle David J. Keil, with Erik Frenzel 2001-4-19 29334 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range. North Ranch, 0.6?0.8 miles east from Coast Road on Crowbar Canyon Road. Vicinity of 35.231 deg. N x 120.857 deg. W. 213 Comment
  UC455639  Gilia achilleifolia subsp. achilleifolia J. E. Roadhouse 94 San Luis Obispo Edna sand hills Comment
  SEINET7063602  Gilia capitata subsp. staminea 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
  RSA0042453  Gilia clivorum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6379 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
  UC1075823  Gilia clivorum Verne and Alva Grant Apr 1955 2671 San Luis Obispo Comment
  OBI78666  Gilia malior George Butterworth 2001-5-8 367 San Luis Obispo Caliente Range, beside rd, .1 mi w of rd T. T32S, R20E, S29. 1219 Comment
  RSA150763  Gilia minor D. E. Breedlove 1962-3-29 2088 San Luis Obispo western edge of Carizo Plain, 1.7 miles west of north edge of Soda Lake, on Turkey Camp Well Road 655 Comment
  CAS-BOT-BC402037  Gilia ochroleuca subsp. minima Clare B. Hardham 1958-4-28 3132 San Luis Obispo Hills between San Juan River and Carissa Plains Comment
  SEINET7072797  Gilia tenuiflora A. G. Vestal 1963-5-15 s.n. San Luis Obispo Sandy west slope about 4.8 miles southeast of SanMiguel on the road to Estrella. Coordinate datum: NAD27. Comment
  UC1347229  Gilia tenuiflora Alice Eastwood, John Thomas Howell 1937-4-20 4148 San Luis Obispo Huasna district Comment
  CAS-BOT-BC226502  Gilia tenuiflora subsp. amplifaucalis Mrs. R. W. Summers No date on label s.n. San Luis Obispo S. Margarita hills Comment
  RSA40119  Gilia tenuiflora subsp. amplifaucalis L. S. Rose 1948-4-24 s.n. San Luis Obispo 3 miles E of Paso Robles 427 Comment
  UCD117924  Gilia tenuiflora subsp. amplifaucalis Clare B. Hardham 1965-3-28 12534 San Luis Obispo San Luis Obispo County: Sinoline Hill, east of San Juan River. Comment
  CHSC53612  Gilia tenuiflora subsp. tenuiflora L. P. Janeway; Jean Witzman 1988-4-30 2656 San Luis Obispo Ca 2 1/2 mi E of Creston; eastern-most dry branches of Huerhuero Cr. 426 Comment
  OBI28518  Githopsis diffusa subsp. robusta Robert L. Allen, Nancy E. Arnold 1981-4-26 225 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts. 305 Comment
  SBBG82990  Glaux maritima C. F. Smith 1953-4-28 3884 San Luis Obispo low land about Oso Flaco Lake, NW of Guadalupe Comment
  CDA18949  Glycyrrhiza lepidota T. Kleemann 2000-6-12 PDR 005895 San Luis Obispo South Coast Ranges; 6790 Hwy 58, Santa Margarita. 0 Comment
  OBI73434  Gnaphalium palustre David J. Keil 2010-6-1 30840 San Luis Obispo Carrizo Plain. South of Belmont Trail, east of where drainage crosses road between Delray Road and Cochise Road. 590 Comment
  OBI74390  Gnaphalium palustre Theo Fitanides, Anthony Baniaga 2010-5-7 167 San Luis Obispo Tierra Redonda Mtn BLM ACEC 496 Comment
  OBI16398  Grindelia hirsutula Robert J. Rodin 1954-7-3 5966 San Luis Obispo Reservoir Cyn, 1 mi N of SLO Comment
  UC1341112  Grindelia hirsutula Robert J. Rodin 1954-7-3 5966 San Luis Obispo 1 mi n San Luis Obispo (Reservoir Canyon); Reservoir Canyon Comment
  UC75916 Image available Grindelia hirsutula J. E. Roadhouse 1905-1 65 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC305098  Grindelia hirsutula Alice Eastwood; John Thomas Howell 1936-5-7 2272 San Luis Obispo East of Morro district on road to Atascadero Comment
  CAS-BOT-BC305105  Grindelia hirsutula Ernest C. Twisselmann 1959-5-23 5259 San Luis Obispo Mouth of Toro Creek near the Cayucos Cemetery 15 Comment
  RSA140221  Grindelia hirsutula Clare B. Hardham, C. Butterworth 1960-6-2 5982 San Luis Obispo Old Creek Rd. to Santa Rita Cr[eek]. Plants of the Santa Lucia Mountains. Comment
  OBI35260  Grindelia stricta var. platyphylla H. E. Jones 1981-5-18 24 San Luis Obispo Point Piedras Blancas. Comment
  UC706995  Guillenia lasiophylla Lyman Benson 1937-4-4 8101 San Luis Obispo e of Simmler (Carissa Plains, Carissa Plains drainage area); Temblor Mtn. Range, Carissa Plains 762 Comment
  OBI40271  Gutierrezia californica E. R. Blakley 1985-2-3 7303 San Luis Obispo Painted Rock, Carrizo plain 610 Comment
  OBI4807  Hazardia squarrosa Mike Wemp 1972-3-29 15 San Luis Obispo 1/2 mi NW of Montana de Oro State Park campground 61 Comment
  CAS-BOT-BC307275  Hazardia squarrosa var. grindelioides W. R. Dudley 1893-12-28 s.n. San Luis Obispo Between Port Hartford and Pismo Comment
  OBI76863  Hazardia stenolepis George Butterworth 2012-9-25 882 San Luis Obispo Chimineas. 3 Gates Rd 792 Comment
  OBI75123  Hazardia stenolepis Robert F. Hoover 1946-10-6 6476 San Luis Obispo Cottonwood pass, just west of summit Comment
  UC1285128  Hazardia stenolepis R. F. Hoover 1946-10-6 6476 San Luis Obispo just w of summit Cottonwoon Pass; Cottonwood Pass Comment
  SFV5033  Helenium puberulum F. M. Ball 1951-4-28 s. n. San Luis Obispo Oso Flaco Lake. Base of dunes. Comment
  OBI38454  Helenium puberulum Eric Wise 1981-6-26 686 San Luis Obispo Drainage ditch at E entrance to Cambria Air Force station, 5.6 mi S of Cambria W of hwy 1 Comment
  CDA11561  Helianthemum scoparium G. F. Hrusa 1993-5-22 11109 San Luis Obispo Black Butte Research Natural Area. on Approx. 1 mile N of Mt. Lowe. Comment
  CAS-BOT-BC211492  Helianthemum scoparium Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9449 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with Sate Highway #178 Comment
  UC1069474  Helianthus gracilentus G. T. Nordstrom 1937-6-13 1340 San Luis Obispo .6 mi s Klau; Adelaida Quadrangle Comment
  OBI16316  Helianthus gracilentus Rimo Bacigalupi, R. S. Ferris and G. T. Robbins 1955-5-25 5250 San Luis Obispo Along grade over La Panza Range, 0.7 mi below and W of Pozo Summit; along state hwy 178 754 Comment
  OBI77612  Heliotropium curassavicum R. D. McCall 1978-10-10 4 San Luis Obispo Along shoreline of Nacimiento Lake 20 mi N of Paso Robles Comment
  OBI66089  Helminthotheca echioides D. R. Miller 1996-11-13 1196 /367 San Luis Obispo Pine Mt region. In orchard, under citrus tree at 1st gate, San Simeon crk drainage 500 Comment
  SBBG61033  Hemizonia congesta subsp. luzulifolia H. and M. Dearing 1940-6-16 494 San Luis Obispo near city of San Luis Obispo Comment
  CAS-BOT-BC309878  Hemizonia congesta subsp. luzulifolia David D. Keck 1933-5-5 2194 San Luis Obispo Cayucos Comment
  OBI6642  Hemizonia congesta subsp. luzulifolia Greg Hassen 1975-7-8 24 San Luis Obispo Botanical Garden area, Poly Cyn [Cal Poly campus, SLO] Comment
  RSA586368  Hemizonia fasciculata F. L. Johnson, E. A. Young 1993-5-25 ROB- 0588 San Luis Obispo 0.5 km N of Bee Rock on E Perimeter Road. Plant Inventory of Camp Roberts and Camp San Luis Obispo. Comment
  RSA162561  Hemizonia halliana E. C. Twisselmann 1963-5-4 8122 San Luis Obispo Cholame Valley: jct. of Hwys 41 and 466, 1.5 miles east of Cholame 366 Comment
  CAS-BOT-BC388481  Herniaria Clare B. Hardham 1960-6-9 6083 San Luis Obispo Paso Robles 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
  OBI80039  Hesperevax sparsiflora David J. Keil, with Lynne Dee Althouse 2002-5-2 29841 San Luis Obispo Santa Margarita Ranch Comment
  OBI56940  Hesperocyparis sargentii T. J. Ayers, S. Junak, D. Shaw 1989-5-10 725 San Luis Obispo Los Padres Natl Forest; just N of Pick and Shovel Mine along western fork of stream at "Dead Miner's Camp" Comment
  SBBG119443  Hesperolinon micranthum E. Painter, M. Wetherwax, J. Greenhouse 2003-6-25 CR 458 San Luis Obispo ephemeral tributary of San Marcos Crk; Camp Roberts 250 Comment
  CAS-BOT-BC422578  Hesperomecon linearis Ernest C. Twisselmann 1954-4-12 1044 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Upper Palo Prieta Creek, 8 miles south of Cholame 594 Comment
  SBBG88013  Hesperomecon linearis C. F. Smith 1988-5-17 12133 San Luis Obispo above Mariana Crk, off Navajo Rd, ca. 5 mi S of St Hwy 58 Comment
  SBBG104942  Hesperoyucca whipplei M. D. Proctor, E. A. Young 1993-4-16 ROB 432 San Luis Obispo Whiskey Spring; Camp San Luis Obispo Comment
  OBI11913  Heteromeles arbutifolia Penelope Blackmer 1973-9-30 119 San Luis Obispo Just above crk by rim Trl leaving meadow between crk fork. SW corner Pennington Crk Bio Reserve Comment
  OBI78689  Heteromeles arbutifolia Matt Gross 2013-1-25 San Luis Obispo About 1/4 mile past gate on Poly Canyon Road, east of road by about 100 ft. 61 Comment
  SD249279  Heteromeles arbutifolia Ethan Gallagher, Mallory Flatebo, John Thomas 2014-2-25 1 San Luis Obispo San Luis Obispo. Cal Poly campus. Poly Canyon Road. 10 yards past gate on left side. Comment
  CAS-BOT-BC258355  Heterotheca oregona var. compacta E. L. Painter; M. Wetherwax 2002-8-13 CR- 336 San Luis Obispo Camp Roberts. Dry, sandy river bed of Nacimiento River floodplain, above Boy Scout ford 154 Comment
  CAS-BOT-BC311126  Heterotheca oregona var. scaberrima R. F. Hoover 1946-10-20 6515 San Luis Obispo Upper Huasna River just below Arroyo Seco Comment
  RSA128204  Heterotheca sessiliflora subsp. echioides Clare B. Hardham 1956-7-21 1176 San Luis Obispo Atascadero. Comment
  UC2026911  Heterotheca sessiliflora subsp. echioides David J. Keil with George Butterworth 2011-10-7 31116 San Luis Obispo Highway 58, a short distance east from San Juan Creek bridge Comment
  UC2043260  Heterotheca sessiliflora subsp. echioides Barbara Ertter with James L. Reveal 1997-7-16 15734 San Luis Obispo Highway 29 (Webster Road) south of Creston, ca 0.1 m S of Rocky Canyon Road, 5.3 mi N of Highway 58 (Calf Canyon Highway). Comment
  SBBG7911  Heterotheca sessiliflora subsp. echioides C. B. Hardham 1957-10-16 2677 San Luis Obispo Lake Nacimiento Comment
  UC1129896  Hoita macrostachya F. H. Raymond 1930-9-5 116 San Luis Obispo Santa Rita Creek Adelaida Quadrangle 274 Comment
  OBI36705  Hoita macrostachya Eric Wise 1981-9-29 1225 San Luis Obispo Lopez Cyn, Approx 6 mi NW of Hi Mtn Rd Comment
  UCSB59909  Hoita macrostachya Penkala, Brad; Ryan, P. 1987-7-17 San Luis Obispo Along Reservoir Canyon trail, 1/4 mile southeast of cattle guard at end of Reservoir Road, 1 mile north of San Luis Obispo off Hwy. 101 164 Comment
  UCSB59910  Hoita macrostachya Penkala, Brad; Ryan, P. 1987-7-17 San Luis Obispo Along Reservoir Canyon trail, 1/4 mile southeast of cattle guard at end of Reservoir Road, 1 mile north of San Luis Obispo off Hwy. 101 164 Comment
  CAS-BOT-BC412718  Hollisteria lanata Ernest C. Twisselmann 1954-6-3 1315 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass: 7 miles south of Cholame 670 Comment
  OBI16062  Holocarpha heermannii Robert F. Hoover 1947-8-17 7383 San Luis Obispo Santa Rosa School near Cambria Comment
  CAS-BOT-BC325898  Holocarpha heermannii R. F. Hoover 1946-9-22 6442 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  CAS-BOT-BC325902  Holocarpha heermannii R. F. Hoover 1969-9-26 11621 San Luis Obispo North side of San Luis Reservoir Comment
  OBI23279  Holodiscus discolor J. T. Arnold 1965-4-21 78 San Luis Obispo Cal Poly, Poly cyn Comment
  OBI51406  Holodiscus discolor Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .27 San Luis Obispo San Simeon State Park. NE corner of park Comment
  UCR118357  Holodiscus discolor George K. Helmkamp, E. A. Helmkamp 1998-6-30 4224 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
  OBI59818  Holodiscus discolor Al Lindholm unknown 272 San Luis Obispo Fitzhugh Property 6 mi N of Cayucos, straddling main ridge of Santa Lucia Mts. Transect up Mustang Cyn and down Quail Cyn Comment
  OBI67034  Hordeum brachyantherum David J. Keil, with V. L. Holland 2001-5-24 29492 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  CAS-BOT-BC289523  Hordeum brachyantherum subsp. californicum R. F. Hoover 1965-5-14 9358 San Luis Obispo Near San Luis Obispo on Johnson Ave. extension Comment
  OBI64468  Hordeum depressum David J. Keil 2001-5-10 29434 San Luis Obispo Bitterwater Road, Pinole Spring. 10.1 road miles north from Highway 58 at site of stone springbox on slope below road. Vicinity of 35.49703 deg. N x 120.07248 deg. W. 689 Comment
  UC771712  Hordeum jubatum R. F. Hoover 1946-6-16 6157 San Luis Obispo w Pozo; Rinconada district Comment
  OBI32314  Hordeum marinum David J. Keil, Eric Wise 1984-5-25 14802 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  OBI21928  Hordeum marinum Robert D. Page 1962-5-27 114 San Luis Obispo 7X Ranch near Adelaida,Calif Comment
  OBI5528  Hordeum murinum Sharon Jochums 1974-4-3 54 San Luis Obispo W of Hwy 1 just S of Piedras Blancas Point on marine terr Comment
  HSC91746  Hordeum murinum subsp. leporinum Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  SBBG118082  Hordeum murinum subsp. leporinum J. Clark, M. Petroelje 1998-4-22 San Luis Obispo ca. 1.1 mi N of California Men's Colony, E of Chorro Crk Rd; Camp San Luis Obispo; LCTA Plot 333 220 Comment
  UC2027486  Hordeum murinum subsp. leporinum Greg Wilvert 2005-4-5 116 San Luis Obispo Southeast Half of the Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road. Comment
  OBI65230  Hordeum murinum subsp. leporinum J. Clark and M. Petroelje, M. Petroelje 1998-4-22 s.n. San Luis Obispo Camp San Luis Obispo, ca. 1.1 mi N of Calif Mens colony, on hillside E of Chorro Crk Rd LCTA Plot 333, due N of LCTA Plot 309. UTMs (NAD 27): Zone 10S, 709560 E, 3913000 N Comment
  UCR248796  Horkelia cuneata subsp. sericea Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7235 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, '4-pond Valley', Colorado Pond, c. 80 m from south refuge boundary 17 Comment
  CAS-BOT-BC537326  Horkelia cuneata var. cuneata R. F. Hoover 1969-5-3 11288 San Luis Obispo 4 mi. W of Nipomo Comment
  SBBG54826  Horkelia cuneata var. cuneata D. Allan 1980-2-28 3 San Luis Obispo ca. 2 mi in from entrance to Montana de Oro State Park 60 Comment
  UC1925861  Horkelia cuneata var. sericea David Keil 1998-3-27 26425 San Luis Obispo Montana de Oro State park. Slopes west of Valencia Peak burned over in summer 1997. Comment
  UCD115190  Hornungia procumbens G. F. Hrusa 1998-3-28 14192 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area. On roadside of Simmler-Bitterwater Rd. immed. E of Painted Rock Ranch at S end of Soda Lake. 580 Comment
  RSA43250  Hulsea heterochroma Robert F. Hoover 1947-4-26 7083 San Luis Obispo 3 miles NE of Pozo Comment
  OBI37379  Hydrocotyle ranunculoides Eric Wise 1981-6-29 801 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI37387  Hydrocotyle ranunculoides Eric Wise 1982-7-2 1624 San Luis Obispo Lettuce Lake. Immed SW of Oso Flaco Lk. Flat land to the E Dune encroachment to the N and W Comment
  OBI72341  Hydrocotyle ranunculoides Anthony Baniaga 2010-4-7 118 San Luis Obispo Black Lake Cyn, Choin property 21 Comment
  OBI8953  Hydrocotyle ranunculoides Robert F. Hoover 1947-7-26 7332 San Luis Obispo Near Piedras Blancas Point (just N of) Comment
  OBI19894  Hypochaeris glabra Walter F. Chessebro 1979-3-10 120 San Luis Obispo Indian Knob. 2.5 mi from last gate on Davenport Crk rd Comment
  OBI78574  Iris pseudacorus Eric Wise 1982-5-6 1452 San Luis Obispo Meadow Ln, City of San Luis Obispo [San Luis Obispo] Comment
  CAS-BOT-BC315703  Isocoma acradenia var. bracteosa R. F. Hoover 1966-10-8 10144 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  SBBG96065  Isocoma menziesii D. Keil 1986-10-13 19785 San Luis Obispo Sweet Springs area, S shore of Morro Bay 5 Comment
  CDA19682  Isocoma menziesii var. vernonioides A. Gilbert 1996-7-3 s.n. - 7 San Luis Obispo Morro Bay. 0 Comment
  OBI16000  Isocoma menziesii var. vernonioides F. Rush 1957-8-1 s.n. San Luis Obispo S. Morro Bay Comment
  UC1583668  Isocoma menziesii var. vernonioides David Keil 1986-10-13 19785 San Luis Obispo Sweet Springs area Morro Bay (on southern shore of bay) 5 Comment
  UCR4911  Isocoma menziesii var. vernonioides O. F. Clarke 1966-11-27 661127- 04 San Luis Obispo Morro Bay 61 Comment
  OBI71688  Isocoma veneta var. vernonioides David J. Keil 1988-7-2 20874 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  RSA175126  Isolepis cernua Robert F. Thorne, Percy C. Everett 1962-10-3 31416 San Luis Obispo Near Oso Flaco Lake. 8 Comment
  CAS-BOT-BC112546  Isolepis cernua R. F. Hoover 1947-8-13 7370 San Luis Obispo South of Hagard Canyon, in seepage spots at edge of rocky beach. Comment
  OBI77816  Iva axillaris David J. Keil 1998-6-8 27691 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  UCSB59684  Jaumea carnosa Tilforth, C.; Dourley, John 1972-8-23 San Luis Obispo Between edge of Oso Flaco Lake and sand dunes Comment
  RSA586075  Juglans californica F. Johnson, E. A. Young 1993-5-23 s.n. San Luis Obispo Boyscout Rd. by Nacimento River Comment
  CAS-BOT-BC101930  Juglans californica John Thomas Howell 1964-6-29 40796 San Luis Obispo On bank of Santa Rosa Creek, Cambria Comment
  OBI51411  Juglans hindsii Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-15 5 .14 San Luis Obispo San Simeon State park; N central section of park 10 Comment
  OBI51968  Juncus breweri Larry Kelly, David J. Keil 1988-10-1 277 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG109759  Juncus bufonius C. B. Hardham 1957-4-25 1744 San Luis Obispo Cypress Mtn Comment
  SBBG112403  Juncus bufonius D. Keil 1995-5-23 25209 San Luis Obispo San Luis Range, San Luis Bay Estates Comment
  OBI44816  Juncus bufonius var. bufonius David J. Keil 1979-7-1 13112 San Luis Obispo San Luis Range, lower Prefumo Cyn Comment
  OBI66142  Juncus bufonius var. bufonius D. R. Miller 1994-5-4 594 -301 San Luis Obispo Pine Mt Region. From the wet rd ditch at the 1st gate area; San Simeon crk drainage 500 Comment
  OBI75721  Juncus mexicanus D. R. Miller 2011-5-13 511 .947 San Luis Obispo Rocky Butte/Pine Mt region. Stand in 'Edmunson Bay' below Coles Rd, on Marmolejo Crk drainage 732 Comment
  UCR80872  Juncus oxymeris G. Fred Hrusa 1987-6-13 5415 San Luis Obispo c. 0.5 mi upstream from Lopez Canyon Road.Huff's Hole Creek, a tributary of Lopez Canyon. 171 Comment
  RSA216707  Juncus phaeocephalus var. phaeocephalus Robert F. Hoover 1969-7-2 11404 San Luis Obispo Hazard Canyon. Comment
  RSA585889  Juncus xiphioides F. L. Johnson, E. A. Young 1993-5-27 ROB 0669 San Luis Obispo Inventory of Camp Roberts and Camp San Luis Obispo: 0.5 km NE of Chorro Res. Comment
  UC771630  Juncus xiphioides R. F. Hoover 6545 San Luis Obispo Atascadero Salinas River Comment
  SD25206  Juniperus californica Frank F. Gander 1939-5-15 7545 San Luis Obispo La Panza Comment
  CAS-BOT-BC81060  Juniperus californica Chester Dudley 1936-5-1 s.n. San Luis Obispo Indian Creek between Creston & Comatti Comment
  UC1063226  Keckiella cordifolia H. C. Lee 1936-6-1 643 San Luis Obispo 0.25 mi w B.M. 1853; Santa Barbara National Forest, Nipomo Quad. 609 Comment
  CDA43477  Kickxia spuria David J. Keil 2012-7-14 31410 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. Comment
  OBI33697  Koeleria macrantha Melissa Luckow, Jerry Rendon 1980-5-20 37 San Luis Obispo Poly Cyn, S side of bridge, 100 yds from the end of the cyn Comment
  OBI73491  Koeleria macrantha David J. Keil, with Mike Mattina 2010-5-31 30802 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. 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
  SBBG95343  Krascheninnikovia lanata D. Keil, R. Riggins 1986-4-26 19244 San Luis Obispo SW flank of Temblor Range. 3.05 mi E of rd to center of Carrizo Plain (to RC Farm) on Elkhorn Rd and N, 0.25 mi to gate on unnamed dirt road 762 Comment
  OBI7264  Lactuca saligna David J. Keil 1976-9-18 11809 San Luis Obispo 2.3 mi N of Righetti Rd along Orcutt rd Comment
  OBI51936  Lactuca serriola Larry Kelly, David J. Keil 1988-10-1 297 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UC76427  Lagophylla ramosissima Miss M. Alice King 1895-5-1 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC341610  Lagophylla ramosissima Ernest C. Twisselmann 1954-8-19 1513 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, 7 miles south of Cholame 624 Comment
  CAS-BOT-BC273868  Lamarckia aurea R. F. Hoover 1948-4-25 7490 San Luis Obispo Price Canyon Comment
  OBI58171  Lamium amplexicaule David J. Keil 1998-4-7 26584 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  SBBG81241  Lastarriaea coriacea C. F. Smith 1950-5-4 2759 San Luis Obispo Creston-Simmler Rd at Fernandez Crk Comment
  UCD81777  Lasthenia Mona Robison 1999-4-3 244 San Luis Obispo San Luis Obispo County: along Hwy 46, from Paso Robles E to the Cholame Valley at the intersection on Hwys 41 and 46. Opposite Jack Ranch Cafe. 349 Comment
  SD71147  Lasthenia californica R. F. Hoover 1947-4-18 6967 San Luis Obispo Near Piedras Blancas Point. Comment
  CAS-BOT-BC334580  Lasthenia californica Roxana S. Ferris 1955-5-25 12838 San Luis Obispo Road between El Dorado School and Pozo at Yaro Creek bridge about 7 miles north of Pozo Comment
  SEINET7042451  Lasthenia californica A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  UCR17713  Lasthenia ferrisiae D. H. Wilken 1965-3-27 124 San Luis Obispo Elkhorn Scarp, north end of Elkhorn Hills, Carrizo Plain 732 Comment
Read comments
Nov 6 2015
  CAS-BOT-BC329180  Lasthenia ferrisiae David D. Keck; J. Clausen 1935-4-9 3103 San Luis Obispo Cholame Creek at Cholame 365 Comment
  UC1583656  Lasthenia glaberrima David Keil 1983-4-23 16937 San Luis Obispo vicinity Arroyo de la Cruz (n of the Arroya and w of Highway 1) Comment
  RSA615148  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 1998-4-8 3218 San Luis Obispo Elkhorn Grade Rd, 13.7 mi NW of jct with CA Hwy 33 (roughly WNW of Maricopa). 549 Comment
  UC455772  Lasthenia gracilis I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  RSA67529  Lasthenia gracilis P. A. Munz 1951-4-13 16319 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  RSA791289  Lasthenia gracilis Ellen Dean, Thomas Starbuck, Margaret Starbuck 2008-3-25 4616 San Luis Obispo North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 583 Comment
  UCSB31047  Lasthenia gracilis Steele, Kelly 1977-1-30 San Luis Obispo Cuyama Valley on west side of Soda Lake Rd., 16 miles north of Rt. 166 731 Comment
  UC564109  Lasthenia minor Roxana S. Ferris 1935-3-28 9101 San Luis Obispo 2 mi s Simmler; Carriso Plain Comment
  OBI72791  Lathyrus tingitanus D. R. Miller 2010-6-1 610 .933 San Luis Obispo Rocky Butte/ Pine Mt region; in orchard are of my property. T26S, r8e, Sec 11, tobacco Crk drinage 700 Comment
  OBI78114  Lathyrus vestitus var. vestitus Robert J. Rodin 1954-1-10 5892 San Luis Obispo See Canyon Comment
  UCR122807  Lathyrus vestitus var. vestitus George K. Helmkamp, E. A. Helmkamp 1998-5-19 3871 A San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  OBI13247  Lathyrus vestitus var. vestitus Robert F. Hoover 1947-2-11 6616 San Luis Obispo Poly Cyn (Brizzolari Crk of maps) Comment
  UC1929865  Lavandula stoechas Scott D. White, Ken McDonald 2001-5-9 8451 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  CAS-BOT-BC321638  Layia glandulosa R. F. Hoover 1952-5-25 8230 San Luis Obispo Caliente Mt. Comment
  OBI15852  Layia glandulosa Robert F. Hoover 1947-3-29 6806 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  OBI15843  Layia glandulosa Robert F. Hoover 1947-4-20 6986 San Luis Obispo yaro Crk district N of Pozo Comment
  OBI56407  Layia glandulosa David J. Keil, with V. L. Holland 1999-5-4 28317 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  CAS-BOT-BC327213  Layia heterotricha Ernest C. Twisselmann 1954-4-17 1080 San Luis Obispo Temblor Range and Western San Joaquin Valley. Las Yeguas Hills, 1 mile S of Rector Ranch. 822 Comment
  OBI47446  Layia jonesii Malcolm G. McLeod 1981-5-16 1379 San Luis Obispo Along O'Connor way W of San Luis Obispo Comment
  CAS-BOT-BC327472  Layia jonesii David D. Keck 1933-5-5 2187 San Luis Obispo Odd Fellows Cemetery, near mouth of Toro Creek, on the coast betweeen Cayucos and Morro 10 Comment
  CAS-BOT-BC327499  Layia jonesii Rev. R. W. Summers 1890-4-9 s.n. San Luis Obispo Above Spring, Chalcedon Hill. San Luis Obispo. Comment
  CAS-BOT-BC327666  Layia munzii Roxana S. Ferris 1935-3-29 9121 San Luis Obispo 16 mi S of Soda Lake on the Maricopa Road, CArriso Plain Comment
  CAS-BOT-BC327675  Layia munzii Alice Eastwood; John Thomas Howell 1937-4-29 4115 San Luis Obispo Carrizo Plain near Soda Lake Comment
  CAS-BOT-BC327617  Layia munzii David D. Keck; J. Clausen 1935-4-9 3097 San Luis Obispo Cholame Creek at Cholame 365 Comment
  SEINET2442314  Layia pentachaeta subsp. albida David Keil 2001-3-28 29205 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  UCR91813  Layia platyglossa George K. Helmkamp 1996-5-25 1054 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-BC382101  Layia platyglossa David D. Keck 1933-5-5 2210 San Luis Obispo 4 miles south of San Luis Obispo on U.S. 101 Comment
  CAS-BOT-BC382116  Layia platyglossa Alice Eastwood 1927-4-9 14383 San Luis Obispo Atascadero Road Comment
  CAS-BOT-BC382139  Layia platyglossa Ernest C. Twisselmann 1954-5-1 1155 San Luis Obispo Temblor Range and Western San Joaquin Valley; Mariannas Ranch Summit, Temblor Mountains 975 Comment
  CAS-BOT-BC385861  Layia platyglossa Bruce G. Baldwin 1987-3-15 646 San Luis Obispo 10 miles south of junction with San Juan Road along Shell Creek Road Comment
  OBI15809  Layia platyglossa Robert F. Hoover 1967-4-20 10498 San Luis Obispo Wilson Corner Comment
  RSA11154  Layia platyglossa subsp. platyglossa C. B. Wolf 1929-4-13 3483 San Luis Obispo 1 mile north of San Luis Obispo. 152 Comment
  OBI79146  Lemna turionifera David J. Keil 2013-8-22 31970 San Luis Obispo Turri Road, just west of junction with unpaved private road (1800 Turri Road) 8 Comment
  CAS-BOT-BC221515  Lepechinia calycina R. F. Hoover 1965-6-17 9441 San Luis Obispo Santa Lucia Range. Tassajera Peak Comment
  OBI57247  Lepidium acutidens David J. Keil, with Kathleen A. Keil 1998-4-4 26555 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  UCD115259  Lepidium dictyotum Ernest C. Twisselmann 1962-3-15 6701 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. Shandon, CA. 670 Comment
  CAS-BOT-BC89023  Lepidium dictyotum R. F. Hoover 1966-3-30 9755 San Luis Obispo 1 mile south of Simmler, Carrizo Plain. Just north of California Valley Headquarters. Comment
  CAS-BOT-BC89215  Lepidium draba Alice Eastwood 1927-4-7 14249 San Luis Obispo San Luis Obispo. Morro. Comment
  OBI30420  Lepidium draba Robert J. Rodin 1968-4-8 8296 San Luis Obispo Near Edna Comment
  RSA121688  Lepidium jaredii P. L. Johannsen 1937-5-3 1091 San Luis Obispo 3.5 miles E of Painted Rock Ranch. 595 Comment
  UCD115482  Lepidium jaredii Robert 'Roy' J. van de Hoek 1995-4-30 259 San Luis Obispo San Luis Obispo County: Carrizo Plain, Panorama Road about 5 miles north of Washburn House and about 1 mile south of R.C. (Rory Calhoun) Ranch, along Panorama Road about 5 meters off the road. 640 Comment
  UCD115483  Lepidium jaredii P. Schiffman 1993-3-19 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, in center of valley adjacent to Panorama Rd. (formerly San Diego Creek Rd.) 1.6 mi E. from intersection with Soda Lake Rd. Comment
  UC1126671  Lepidium latipes C. M. Belshaw 1936-3-31 1767 San Luis Obispo 2.6 mi ne Cayucos; Cayucos Quad. 228 Comment
  OBI32045  Lepidium nitidum David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15864 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  SBBG112556  Lepidium nitidum D. Keil, K. Keil 1992-4-11 22787 -2 San Luis Obispo California Valley, Carissa Plain, Belmont Trail, ca. 2 mi E of Soda Lake Rd, at intersection with small cross rd Comment
  CAS-BOT-BC12576  Lepidium nitidum Ernest C. Twisselmann 1965-3-23 10493 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Pinole Hills at the head of Bitterwater Creek. 670 Comment
  CAS-BOT-BC12592  Lepidium nitidum Chester Dudley 1936-4-1 s.n. San Luis Obispo Los Osos Valley near San Luis Obispo. Comment
  OBI37596  Lepidium nitidum David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15809 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  RSA121682  Lepidium nitidum var. howellii D. Axelrod 1935-3-31 204 San Luis Obispo 8 miles East South East of Cuyame Ranch 762 Comment
  RSA0042456  Lepidium strictum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6383 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
  UCR32067  Lepidium strictum David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, L. Seek 1982-5-8 15997 San Luis Obispo Santa Lucia Mtns (Coast Ranges), 5.9 mi east of junction w/ Santa Rosa Creek Rd on dirt rd leading to Cypress Mtn via Steiner Creek. 2 mi west of Warrens' cabin (at base of mtn) Comment
  CAS-BOT-BC12940  Lepidium strictum Clare B. Hardham 1958-3-29 2958 San Luis Obispo Santa Lucia Mountains. Torro Creek Road. Comment
  UC10603  Lepidium strictum L. Jared 1897-5-4 San Luis Obispo South Coast Ranges Comment
  UC1738908  Leptochloa fascicularis Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13720 San Luis Obispo E slope of San Luis Hill (along road to lighthouse); Point San Luis 106 Comment
  UC455688  Leptodactylon californicum I. J. Condit 1910-3-28 San Luis Obispo Navajo Ridge; California Polytechnic School, Navajo Ridge Comment
  OBI79435  Leptosiphon ciliatus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31691 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  CAS-BOT-BC226722  Leptosiphon latisectus R. C. Barneby 1954-5-2 11272 San Luis Obispo 14 mi. e. of Cambria 441 Comment
  SBBG107508  Leptosiphon parviflorus C. B. Hardham 1958-4-3 2987 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  UCD147164  Leptosiphon parviflorus Rachelle Boul; D. Hickson 2008-4-23 CARR 120 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 754 Comment
  OBI11356  Leptosiphon parviflorus R. F. Hoover 1958-4-11 8449 San Luis Obispo Atascadero-Creston road Comment
  OBI31708  Leptosiphon parviflorus Smeltzer, Turnquist 1982-5-7 97 San Luis Obispo Northeast side of Laguna Lake Park Comment
  OBI40254  Leptosyne calliopsidea Clifton F. Smith 1950-3-18 2572 San Luis Obispo Carrizo Plain, about 20 mi SW of hwy 33 (formerly hwy 399) Comment
  OBI75166  Leptosyne douglasii David J. Keil, with Matt Ritter, Jenn Yost, Taylor Crow 2011-3-15 30976 San Luis Obispo Western slope of Santa Lucia Mountains. San Luis Obispo Open Space Trail, Reservoir Canyon to Bowden Ranch. Lower Reservoir Canyon 150 Comment
  CAS-BOT-BC339452  Lessingia glandulifera var. glandulifera R. F. Hoover 1966-9-16 10059 San Luis Obispo 2 miles south of Creston Comment
  SBBG25482  Lessingia glandulifera var. pectinata L. E. Allen 1966-8-24 San Luis Obispo Oso Flaco Lake Comment
  OBI15753  Lessingia pectinata var. tenuipes Robert F. Hoover 1966-9-16 10045 San Luis Obispo Salinas river at mouth of Rocky Cyn Comment
  OBI51762  Leymus condensatus R. Mike Arens 1994-6-10 85 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  CAS-BOT-BC283690  Leymus condensatus Clare B. Hardham 1957-7-15 2467 San Luis Obispo Santa Lucia Mountains. Spring, Los Padres National Forest NW of Morro Road Comment
  OBI72525  Leymus condensatus E. L. Painter & M. Wetherwax, M. Wetherwax 2000-6-12 SLO- 134 San Luis Obispo Camp San Luis Obispo. Below Pick and Shovel Mine. UTMS (AND27) zone 10, 711836E, 3914589N 400 Comment
  RSA139897  Lilium pardalinum Clare B. Hardham 1960-6-1 5971 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  UCSB12387  Limnanthes douglasii Dearing, Hugh; Dearing, Margaret 1940-3-19 San Luis Obispo Nr. Santa Marguerita Comment
  POM262045  Limnanthes douglasii subsp. nivea I. L. Wiggins 1929-4-13 3447 San Luis Obispo 5 mi. so. of Atascadero, near Santa Margarita. Comment
  OBI11588  Limonium sinuatum Gino Franceschi 1964-2-20 12 San Luis Obispo 700 block, Lawrence Dr Comment
  CHSC13847  Linanthus californicus J. R. Walker 1973-4-21 6 San Luis Obispo On state Hwy. 58 2 mi. from Hwy. 609 Comment
  OBI17686  Linanthus californicus subsp. tomentosus Dave Imper 1977-2-24 50 San Luis Obispo Price Cyn Tarsands Project. Project location 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  SBBG118371  Linanthus californicus subsp. tomentosus D. Wilken with E. Painter, M. Wetherwax 2005-4-26 16226 San Luis Obispo just S of Jack Lake, ca. 0.7 km E of Lettuce Lake (densely tomentose) 600 Comment
  SBBG34850  Linanthus californicus subsp. tomentosus Mrs R. W. Summers 1886-4-19 San Luis Obispo ocean bluffs, Pismo Comment
  PASA752  Linanthus dichotomus M. Stason 1930-4-14 229 San Luis Obispo few miles east of Santa Margarita Comment
  OBI11395  Linanthus dichotomus subsp. dichotomus R. F. Hoover 1952-4-20 8138 San Luis Obispo Low hills near north end of Elkhorn Plain, west base of Temblor Range, in sandy soil Comment
  UC1124078  Linanthus liniflorus H. C. Lee 1937-5-26 1006 San Luis Obispo 1.5 mi ne Creston; Paso Robles Quad. 350 Comment
  UC410763  Linanthus liniflorus Alice Eastwood 1928-5-17 15135 San Luis Obispo on old road to Pozo Comment
  JEPS97121  Linanthus liniflorus subsp. liniflorus F. L. Johnson and E. A. Young 1993-5-23 ROB 514 San Luis Obispo on Boyscout Rd Twin Bridges; Camp Roberts Comment
  UC1124070  Linanthus parviflorus N. K. Carlson 1936-3-27 237 San Luis Obispo 2.2 mi wsw Piney Ridge; San Luis Obispo Quad. 373 Comment
  UC1124072  Linanthus parviflorus W. A. Peterson 1937-4-2 660 San Luis Obispo 1.5 mi nnw La Panza Ranch; La Panza Quad. 518 Comment
  OBI9476  Linaria dalmatica W. Frey 1959-11-13 483 San Luis Obispo Upper Toro Crk Rd, on Pierce Ranch Comment
  UC1135268  Lithocarpus densiflorus H. C. Lee 1936-5-14 601 San Luis Obispo 0.5 mi s Loma Pelona School; Nipomo Quad. 274 Comment
  RSA173977  Lithocarpus densiflorus var. densiflorus Robert F. Thorne, P. Everett 1963-6-7 32168 San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 Comment
  UC1296133  Lithophragma affine R. F. Hoover 1947-3-26 6738 San Luis Obispo just s Price Canyon; just s of Price Canyon Comment
  OBI54388  Lithophragma cymbalaria George Butterworth 1995-5-3 76 San Luis Obispo Carrizo Plain Natural area. 100 yds SW of rock 817 Comment
  OBI80893  Lithophragma cymbalaria David J. Keil 2015-2-14 32627 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 70 Comment
  UC1296132  Lithophragma cymbalaria R. F. Hoover 1947-3-26 6737 San Luis Obispo just s Price Canyon; s of Price Canyon Comment
  UC310379  Lithophragma cymbalaria Philip A. Munz 1925-3-25 9254 San Luis Obispo 3 mi from Pismo Comment
  OBI25057  Lithophragma heterophyllum David J. Keil, Dirk Walters 1980-4-26 13853 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI72616  Lithophragma heterophyllum Andy Dollahite, Matt Paradis 2002-3-7 26 San Luis Obispo 1.8 mi on Stenner Crk Rd from hwy 1 120 Comment
  CAS-BOT-BC174524  Loeflingia squarrosa Ernest C. Twisselmann 1967-11-2 14043 San Luis Obispo La Panza Range: Shell Creek 472 Comment
  OBI47625  Loeflingia squarrosa David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19275 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd. T32S, R22E, SW corner of sect 7 Comment
  OBI11423  Loeseliastrum schottii Robert F. Hoover 1946-10-27 6538 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  OBI57032  Logfia filaginoides G. F. Hrusa 1998-4-25 14203 San Luis Obispo La Panza Range. Above La Panza Camp. USGS quad: Pozo Summit 7.5 640 Comment
  OBI62650  Logfia filaginoides George Butterworth 2003-4-1 468 San Luis Obispo Chimineas. Mallow Wash Ridge, 150 yds N of hwy 166, .9 mi W of Carrizo Cyn Comment
  CAS-BOT-BC342366  Logfia gallica Clare B. Hardham 1958-5-3 3182 San Luis Obispo Santa Lucia Mountains. Atascadero Comment
  CAS-BOT-BC283246  Lolium multiflorum Clare B. Hardham 1957-6-15 2301 San Luis Obispo Santa Lucia Mountains. Villa Creek Comment
  OBI79748  Lomatium californicum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31613 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  OBI45303  Lomatium caruifolium David J. Keil 1985-4-6 18539 San Luis Obispo 1.8 mi N of Arroyo de la Cruz, N of San Simeon Comment
  OBI8896  Lomatium dasycarpum subsp. dasycarpum Robert F. Hoover 1958-3-26 8437 San Luis Obispo Ridge of Santa Lucia Mts NW of Cuesta Pass Comment
  SBBG125789  Lomatium dasycarpum subsp. dasycarpum T. Fitanides with A. Baniaga 2010-4-23 141 San Luis Obispo Tierra Redonda Mtn 581 Comment
  UC1123014  Lomatium dasycarpum subsp. dasycarpum C. M. Belshaw 1936-3-20 1668 San Luis Obispo 2.6 mi. w.-n.w. Tar Spring Ranch (Plot 18); Nipomo Quad. 152 Comment
  RSA128127  Lomatium dasycarpum subsp. dasycarpum Clare B. Hardham 1958-5-7 3227 San Luis Obispo Hills between Bee Rock and the Nacimiento River Comment
  CAS-BOT-BC218445  Lomatium parvifolium R. F. Hoover 1965-5-21 9378 San Luis Obispo Ridge NW of Cuesta Pass, Santa Lucia Range Comment
  LA53022  Lomatium parvifolium Tracy Call; Viola Call 1963-4-1 2162 San Luis Obispo 1 mi. up Reservoir Canyon near San Luis Obispo 243 Comment
  OBI75104  Lomatium parvifolium David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15731 San Luis Obispo Along rd to Pennington Crk Biological Reserve, ca 0.1 mi N of gate, just past corral area Comment
  OBI60621  Lomatium utriculatum V. L. Holland and David J. Keil, David J. Keil 1990-4-14 s.n. San Luis Obispo Cambria Ranch Comment
  SBBG59735  Lomatium utriculatum M. M. Miles -Jan-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI28006  Lonicera hispidula Barrett Anderson 1971-6-30 196 San Luis Obispo Coon Creek Trail Comment
  OBI59824  Lonicera hispidula var. vacillans Al Lindholm 282 San Luis Obispo Fitzhugh Property 6 mi N of Cayucos, straddling main ridge of Santa Lucia Mtns. Transect up Mustang Cyn and down Quail cyn Comment
  RSA492682  Lonicera hispidula var. vacillans W. Wisura, L. Aberbom 1989-5-17 4358 San Luis Obispo San Bernardo Creek Ranch, east of Morro Bay. Comment
  CAS-BOT-BC240816  Lonicera interrupta R. F. Hoover 1966-7-13 9900 San Luis Obispo 5 1/2 mi. se. of Santa Margarita. Hill west of Salinas River opposite Pilitas Creek Comment
  POM305211  Lonicera involucrata var. ledebourii Henry J. Ramsey, Henry J. Ramsey 1940-4-21 589 San Luis Obispo Morro Bay region Comment
  SBBG107405  Lonicera involucrata var. ledebourii C. B. Hardham 1957-9-12 2605 San Luis Obispo Santa Rosa Crk, Cambria Comment
  JEPS35248  Lonicera subspicata var. denudata R. F. Hoover 1946-10-19 6503 San Luis Obispo e slope La Panza Range Comment
  RSA19577  Lotus benthamii E. C. Twisselmann 1967-4-27 12932 San Luis Obispo Ragged Point, Santa Lucia Range. 61 Comment
  JEPS99241  Lotus formosissimus Clare B. Hardham 1959-4-12 4223 San Luis Obispo Cambria Santa Lucia Mountains Comment
  POM209698  Lotus grandiflorus var. mutabilis D. D. Keck 1934-4-26 2829 San Luis Obispo East slope of Pozo Range, 6.5 miles W of La Panza. Comment
  RSA140048  Lotus heermannii Clare B. Hardham 1960-6-17 6181 San Luis Obispo Cambria, Santa Lucia Mountains. Comment
  UCR100023  Lotus junceus George K. Helmkamp, E. Helmkamp 1990-11-21 - 2 -19 San Luis Obispo Bear Creek Ranch, 6 mi. SE of Los Osos on Clark Valley Rd. 396 Comment
  POM97523  Lotus scoparius P. A. Munz 1926-4-9 10229 San Luis Obispo Morro Comment
  RSA615332  Lotus wrangelianus George K. Helmkamp, E. A. Helmkamp 1998-4-8 3214 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with CA hwy 33 (roughly W of Maricopa). 579 Comment
  OBI19272  Lupinus albifrons Eben McMillan 1952-5-2 79 San Luis Obispo Choice Valley 1 mi S 8 mi E of Shandon Comment
  SBBG17714  Lupinus albifrons D. Emery 1950-3-23 San Luis Obispo Cal-Poly Campus Comment
  OBI19281  Lupinus albifrons Robert F. Hoover 1964-6-12 9062 San Luis Obispo Near Rocky Butte Fire lookout Comment
  OBI36429  Lupinus albifrons Rhonda Riggins, David J. Keil, Richard A. Pimentel, D. R. Miller 1985-4-27 1527 San Luis Obispo Santa Lucia Range. Roadside bank USFS road to Rocky Butte Lookout, 2.2 mi NW (by road) from Circle 3 Ranch gate Comment
  UCR122154  Lupinus albifrons var. albifrons George K. Helmkamp, E. A. Helmkamp 2000-4-21 5441 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  CAS-BOT-BC201605  Lupinus albifrons var. albifrons Charles Piper Smith 1932-5-22 4680 San Luis Obispo San Luis Obispo, top of Cuesta Grade Comment
  RSA699720  Lupinus arboreus Keith E. Hoffmaster 1935-7-3 531 San Luis Obispo Oceano. Comment
  UC1285104  Lupinus arboreus R. F. Hoover 1964-6-11 9039 San Luis Obispo just s Hazard Canyon; just s of Hazard Canyon Comment
  UC1334652  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 a San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  UC1334653  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 b San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  UC1334658  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 g San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  UC524064  Lupinus arboreus Ira L. Wiggins 1932-3-20 5791 San Luis Obispo e end Cholome Valley; e end of Cholome Valley Comment
  POM276479  Lupinus arboreus var. arboreus Cora W. Benson 1929-1-26 s.n. San Luis Obispo Pismo Beach, sand dunes by the ocean. 9 Comment
  RSA141050  Lupinus arboreus var. arboreus Clare B. Hardham 1960-6-17 6180 San Luis Obispo Cambria, Santa Lucia Mountains. Comment
  RSA240634  Lupinus arboreus var. arboreus C. W. Tilforth, John Dourley 1973-6-14 857 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. Comment
  RSA50322  Lupinus arboreus var. arboreus E. K. Balls 1949-5-29 13491 San Luis Obispo Piedras Blancas, along Highway 1. 6 Comment
  JEPS105166  Lupinus bicolor Dean W. Taylor 1995-4-6 14782 San Luis Obispo Cholame Valley (ca. 1 mile E of Cholame); Davis Road 0.45 mi S of jct of Hwy 41 350 Comment
  OBI42686  Lupinus bicolor Dara Emery 1950-4-15 s.n. San Luis Obispo La Panza district Comment
  UC1129373  Lupinus bicolor P. L. Johannsen 1937-4-10 1021 San Luis Obispo 1 3/4 mi n Spanish Ranch (Plot 244); McKittrick Quad. Comment
  SFV8465  Lupinus bicolor C. Mankinen 1969-4-19 37 San Luis Obispo Highway 101 at junction with Huey Road, north of Paso Robles. Comment
  RSA133544  Lupinus bicolor subsp. umbellatus Clare B. Hardham 1959-4-22 4277 San Luis Obispo Santa Rita Canyon. W of Templeton. Santa Lucia Mtns. Comment
  CDA17515  Lupinus chamissonis Austin Griffiths 1980-7-2 s.n. San Luis Obispo Nipomo Dune System; nearing E border of dune system. Oceano Dunes. Comment
  OBI43695  Lupinus chamissonis Rhonda Riggins 1982-5-1 1382 San Luis Obispo Montana de Oro State Park [on label as Morro Bay State park]. Comment
  SD53123  Lupinus chamissonis Darley F. Howe 1962-7-22 3337 San Luis Obispo Dry bed of Santa Maria River Comment
  UC1063524  Lupinus concinnus E. Armstrong 1934-4-1 1091 San Luis Obispo 6 mi ene Pozo; Pozo Quad. Comment
  UCR97559  Lupinus concinnus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1425 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  UC615027  Lupinus concinnus Beryl O. Schreiber 1934-4-1 1097 San Luis Obispo road to Santa Margarita from Pozo; rd to Santa Margarita from Pozo Comment
  SBBG108223  Lupinus formosus C. B. Hardham 1958-5-9 632 San Luis Obispo Oak Flat Comment
  SBBG17729  Lupinus hirsutissimus R. F. Hoover 1947-3-2 6645 San Luis Obispo Carpenter Cyn N of Arroyo Grande Comment
  UCR227375  Lupinus ludovicianus Daisie Huang 2007-4-17 70417- 01 San Luis Obispo Along Hi Mountain Road 193 Comment
  CAS-BOT-BC207222  Lupinus ludovicianus A. G. Vestal 1947-4-16 s.n. San Luis Obispo 13.7 mi E Arroyo Grande Comment
  UC1285123  Lupinus microcarpus R. F. Hoover 1952-4-8 8089 San Luis Obispo near McKittrick road (w base of Temblor Range); Temblor Range Comment
  OBI78133  Lupinus microcarpus var. densiflorus B. W. & T. W., T. W. 1967-5-13 s.n. San Luis Obispo Lopez Cyn Comment
  OBI48292  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1163 San Luis Obispo USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  OBI48308  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1182 San Luis Obispo Pasture land and streamside, Eagle Ranch Rd, 0.3 mi S Santa Barbara Rd N of Santa Margarita exit US !)! Comment
  OBI48391  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1175 San Luis Obispo W side Adelaida-Nacimiento Rd at Almost Spring Ranch Comment
  UC55326  Lupinus microcarpus var. densiflorus J. H. Barber 1900-5-8 San Luis Obispo Nacimiento Canyon Comment
  SD121778  Lupinus microcarpus var. glareosus Dara Emery 1950-4-14 San Luis Obispo Carrizo Plains, Panorama Point, flat, sandy dry wash Comment
  OBI12886  Lupinus microcarpus var. horizontalis Robert F. Hoover 1952-4-19 8123 San Luis Obispo N side of lower Cuyama Valley Comment
  OBI64857  Lupinus microcarpus var. microcarpus David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29422 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  JEPS108055  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1177 San Luis Obispo Nacimiento Road 0.6 mi N Nacimiento Dam. Comment
  OBI12850  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-4-2 9785 San Luis Obispo Cyn behind old "sheep camp" On E side of Soda Lake, W side of Temblor range Comment
  OBI48427  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1143 San Luis Obispo Roadside and fenced are adj oak woodland Atascadero-Creston Rd, 1 mi E Homestead Rd, 1.9 mi E Templeton Rd Comment
  SBBG114118  Lupinus microcarpus var. microcarpus R. Riggins 1978-5-6 1145 San Luis Obispo Hwy 41 at entrance to Circle N Ranch, 0.7 mi E Cripple Crk Rd, 8.9 mi E Templeton Rd Comment
  OBI31791  Lupinus nanus Smeltzer, Turnquist 1982-4-12 23 San Luis Obispo On the SE side of Laguna Lake Park Comment
  OBI35398  Lupinus nanus H. E. Jones 1981-5-18 2 San Luis Obispo Point Piedras Blancas Comment
  SBBG67009  Lupinus nanus Mrs. R. W. Summers 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG67010  Lupinus nanus Mrs. R. W. Summers -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCR161224  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-3-5 9028 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
  SD249210  Lupinus nanus Al Lindholm 1971-4-24 223 B San Luis Obispo Fizhugh property, 6.0 miles north of Cayucos, Santa Lucia Mountains. 120 Comment
  UC1285120  Lupinus nanus R. F. Hoover 1950-5-30 7954 San Luis Obispo (just s) mouth of Arroyo de la Cruz Comment
  SEINET10490081  Lupinus nanus subsp. latifolius David B. Dunn, Howard Brown 1946-5-17 Dunn 2641 San Luis Obispo Collected 1.4 mi s of vincinte creek bridge and 22 mi s of big sur park, on e Side of hwy 1 on a steep grassy bank. Seed sent to nowacki. Comment
  POM276262  Lupinus nanus subsp. nanus Lyman D. Benson 1934-4-14 5829 San Luis Obispo Santa Maria-U.S. 101. 152 Comment
  SEINET10451620  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2280 San Luis Obispo Collected about 6 mi n of nipomo, in savannah type grassland. Seed sent to Nowacki. Comment
  SEINET10451633  Lupinus nanus subsp. nanus David B. Dunn, Carl C. Epling Dunn 2203 San Luis Obispo Collected at santa margarita. Comment
  OBI12869  Lupinus nipomensis Robert F. Hoover 1967-1 San Luis Obispo Comment
  OBI79858  Lupinus pachylobus D. R. Miller 2013-4-16 413 .1048 San Luis Obispo The Rocky Butte/Pine Mountain Region, Along ridge road upper slopes, from Main Ridge road approximately 100 meters north of D. R. Miller Ridge Gate, drainage is upper Tobacco Creek. 915 Comment
  UC1129691  Lupinus rivularis B. Bolt 1936-3-13 622 San Luis Obispo 1/2 mi sw of mouth Sycamore Canyon; San Luis Obispo Quad., sw of mouth Sycamore Canyon Comment
  RSA230394  Lupinus subvexus var. subvexus Colin M. Wainwright 1972-3-27 646 San Luis Obispo Growing along road side of Hwy 58 just W of Simmler near Syncline Hill. 396 Comment
  UC1488834  Lupinus succulentus Lyda W. Edge 1974-6-10 456 San Luis Obispo sand beside Islay Creek (s of Morro Bay); , sand beside Islay Creek Comment
  RSA681877  Lupinus truncatus Scott D. White, Ken McDonald 2001-5-9 8501 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UCR161219  Lupinus truncatus George K. Helmkamp, E. A. Helmkamp 2005-3-5 9035 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
  RSA523887  Luzula comosa Barbara Ertter, David J. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6847 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca. 7 air miles N of San Simeon. 61 Comment
  UC1563903  Luzula subsessilis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6847 San Luis Obispo ca 7 airmi n San Simeon (Arroyo de la Cruz on Hearst Ranch, n-facing slope 1 mi from Hwy 1); Hearst Ranch, Arroyo de la Cruz, n of San Simeon 60 Comment
  UCSB34446  Luzula subsessilis Roberts, Fred 1980-4-25 San Luis Obispo At the end of Bridge street; north of Cambria in Cambria Pine Forest 152 Comment
  OBI3699  Lyonothamnus floribundus Mary Kidd 1971-2-27 140 San Luis Obispo Calif State Polytech College Comment
  OBI32200  Lysimachia arvensis David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14408 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI35641  Lysimachia arvensis S. M. Inman 1983-5-7 38 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  OBI8433  Lysimachia arvensis Lynne D. Althouse 1977-4-12 37 San Luis Obispo Wolfe's Horse ranch near San Luis High School 123 Comment
  OBI36948  Lythrum hyssopifolia Eric Wise 1981-7-10 927 San Luis Obispo Atascadero Lake Comment
  CAS-BOT-BC343893  Madia elegans Ernest C. Twisselmann 1956-7-26 3104 San Luis Obispo La Panza Range. Calf Canyon: Creston Road junction 426 Comment
  OBI49822  Madia exigua Steven A. Junak 1990-5-1 4251 San Luis Obispo Cuesta Ridge Botanical Areas, Los Padres Natl Forest. Santa Lucia Mts: at N edge of Cuesta ridge Botanical Area, along power line access rd which intersects Tasajera Crk rd ca 2.4 mi W of hwy 101, ca 1.1 rd miles S of Tassajera Crk Rd 536 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
  OBI15705  Madia sativa Robert F. Hoover 1966-9-16 10038 San Luis Obispo 3 mi N of Santa Margarita Comment
  OBI29572  Madia sativa Melissa Luckow 1981-6-25 693 San Luis Obispo Just N of San Simeon Beach Comment
  CAS-BOT-BC345087  Madia sativa R. F. Hoover 1965-9-29 9657 San Luis Obispo Santa Lucia Range. North base of Cuesta Grade Comment
  CAS-BOT-BC512098  Maianthemum racemosum subsp. amplexicaule Clare B. Hardham 1956-4-26 564 San Luis Obispo Woods - Santa Rita Canyon; Santa Lucia Mountains Comment
  CAS-BOT-BC204164  Malacothamnus jonesii T. A. B. Slotta; D. Wilken; E. Painter 2002-5-28 2002 -07 San Luis Obispo Approx. 1 mi. from jcn of Upper Lopez Canyon Rd and Hi Mountian [Mountain] Rd on Upper Lopez Comment
  SBBG110224  Malacothamnus jonesii C. B. Hardham 1956-6-23 997 San Luis Obispo ridge between Kiler and Peachey Cyns Comment
  SBBG11153  Malacothamnus jonesii C. B. Hardham 1957-7-30 2484 San Luis Obispo Bee Rock Comment
  SBBG114926  Malacothamnus jonesii D. Wilken with E. Painter, T. Slotta 2002-5-28 15909 San Luis Obispo St Hwy 229, upper E fk of West Branch of Huerhuero River, SE of Granite Ridge 480 Comment
  JEPS99458  Malacothamnus jonesii Clare B. Hardham 1961-5-10 6983 San Luis Obispo Atascadero, Santa Rosa Road Santa Lucia Mountains Comment
  SD71131  Malacothamnus jonesii R. F. Hoover 1959-5-9 8500 San Luis Obispo 4.0 miles west of Paso Robles on Adelaida Road. Comment
  CHSC44056  Malacothamnus niveus L. P. Janeway 1988-6-11 2752 San Luis Obispo Along Creston Rd (hwy229) 0.7 mi N of Calf Cyn Rd (hwy 58). Near toe of road-fill in bottom of cyn. 441 Comment
  CAS-BOT-BC216171  Malacothamnus palmeri Ynez Whilton 1933-6-28 s.n. San Luis Obispo near Morro Bay on road to Atascadero Comment
  POM147876  Malacothamnus palmeri var. palmeri J. B. Feudge 1927-6-30 1705 San Luis Obispo Santa Lucia Mountains, between Atascadero and Morro 305 Comment
  SBBG17737  Malacothrix C. B. Hardham 1960-4-20 5478 San Luis Obispo Calf Cyn Comment
  CAS-BOT-BC345337  Malacothrix californica Alice Eastwood; John Thomas Howell 1937-4-30 4149 San Luis Obispo Huasna district Comment
  UC195855  Malacothrix californica Ira J. Condit 1911-5-13 San Luis Obispo sandhills s S. L. O.; Price Canyon Comment
  UC573222  Malacothrix californica G. T. Nordstrom 1937-4-14 1078 San Luis Obispo 2.8 mi se Williams Ranch; Adelaide Quadrangle 335 Comment
  CAS-BOT-BC345350  Malacothrix californica Frank Hatch 1932-4-4 s.n. San Luis Obispo Pala [Palo] Prieta, Bitterwater Valley, eastern San Luis Obispo Co. Comment
  UC2027007  Malacothrix coulteri Greg Wilvert 2005-3-27 53 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.1km NW of Wells Canyon Comment
  CAS-BOT-BC347335  Malacothrix coulteri Ernest C. Twisselmann 1954-5-1 1139 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Gypsum Hills, 7 miles east of Simmler 762 Comment
  JEPS35243  Malacothrix incana R. F. Hoover 1946-7-24 6244 San Luis Obispo s end Morro Bay Comment
  OBI37223  Malacothrix incana L. E. Allen 1966-5-19 s.n. San Luis Obispo Oso Flaco Lake Comment
  POM175514  Malacothrix incana F. W. Peirson 1920-7-29 2225 San Luis Obispo 1 mile south of Pismo Beach. Comment
  RSA145577  Malacothrix incana E. R. Blakley 1960-7-2 3502 San Luis Obispo Beach west of Oso Flaco Lake 6 Comment
  CAS-BOT-BC347848  Malacothrix saxatilis var. commutata Clare B. Hardham 1956-7-19 1169 San Luis Obispo 6 1/2 miles E. of Templeton. Creston Rte. Comment
  CAS-BOT-BC206679  Malva assurgentiflora Ernest C. Twisselmann 1955-10-1 2433 San Luis Obispo Pismo Beach, marsh at south town limits. 3 Comment
  UC1953305  Malva neglecta David Keil 2010-6-5 30856 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center. Comment
  OBI35748  Malva nicaeensis Allison Berry 1984-5-3 131 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI17744  Marah fabacea Dave Imper 1977-2-24 47 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  UCR8983  Marah fabacea Donald Myrick 1966-3-22 1286 San Luis Obispo along San Bernardo Creek Road 98 Comment
  SD245346  Marah fabacea Jessica Griffiths 2012-2-26 9 San Luis Obispo Just past bridge on trail off Bello St. in Pismo Beach, past intersection with Ocean View Ave. North-facing rocky slope. 0 Comment
  UCSC000730  Marah fabacea H. C. Lee 1937-5-28 1018 San Luis Obispo 1 mile W. of Paso Robles. Paso Robles - Paso Robles 335 Comment
  SBBG104571  Marrubium vulgare M. D. Proctor, E. A. Young 1993-4-17 ROB 463 San Luis Obispo pond NW of Chorro Reservoir; Camp Roberts Comment
  RSA202608  Matricaria occidentalis E. C. Twisselmann 1968-5-19 14210 San Luis Obispo Temblor Range and western San Joaquin Valley: Dorothy Twisselmann Ranch 640 Comment
  CLARK-A1045-1368  Medicago polymorpha George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road; Morro Bay S 7.5'Q Comment
  UC1129780  Medicago polymorpha P. L. Johannsen 1936-3-21 691 San Luis Obispo 1 1/2 mi se Terrace Hill (Plot 2); San Luis Obispo Quadrangle Comment
  UC1129783  Medicago polymorpha C. A. Graham 1939-4-14 514 San Luis Obispo 1 1/2 mi n Pine Canyon Guard Station; Branch Mt. Quadrangle Comment
  UCD84244  Medicago polymorpha Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo San Luis Obispo County: Camp Roberts. 7 miles as the crow flies west from San Miguel. Avery Road. 250 Comment
  CAS-BOT-BC269468  Melica californica W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho y Islay Ranch near Port Harford Comment
  CHSC53321  Melica imperfecta L. P. Janeway 1988-4-16 2635 San Luis Obispo Slopes on E side of Shedd Cyn 3.0 mi S of Creston-Shandon Rd (hwy 41). 381 Comment
  OBI52919  Melica imperfecta Jenny Langford 1993-6-21 s.n. San Luis Obispo Avila Beach, San Luis Bay Estates. Proposed development increment 4 Comment
  SBBG104434  Melica imperfecta F. L. Johnson, E. A. Young 1993-5-23 ROB 484 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  SBBG18817  Melica imperfecta C. B. Hardham 1957-5-6 1834 San Luis Obispo 0.75 mi S of Atascadero Lake Comment
  CAS-BOT-BC281672  Melica imperfecta Clare B. Hardham 1957-4-14 1664 San Luis Obispo Santa Lucia Mts. Santa Rita Canyon Comment
  RSA733984  Melica imperfecta D. M. McF 1953-6-3 s.n. San Luis Obispo Dick Westerman Ranch. Arroyo Grande. Comment
  UC454048  Melica imperfecta I. J. Condit 1909-3-27 San Luis Obispo near San Luis Obispo (Railroad Canyon) Comment
  UCSB16246  Melica torreyana Hardham, Clare 1958-5-13 San Luis Obispo Santa Lucia Mountains; Cerro Alto Comment
  OBI73046  Melica torreyana David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25398 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  RSA348172  Melilotus albus E. A. Purer 1931-08 14540 San Luis Obispo Oceano Comment
  UCR161923  Melilotus albus George K. Helmkamp, E. A. Helmkamp 2005-3-1 8974 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lake Lopez; 0.3 mi. N of Hi Mountain Road along Upper Lopez Canyon Road 311 Comment
  OBI36695  Melilotus indicus Eric Wise 1981-6-11 533 San Luis Obispo Little Morro Crk, Morro Bay Comment
  SBBG6406  Melissa officinalis C. B. Hardham 1957-9-22 2475 San Luis Obispo Graves Crk, Atascadero Comment
  SBBG127293  Mentha X rotundifolia D. J. Keil 2010-11-10 30948 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Rd, between San Luis Obispo and Arroyo Grande S of intersection of Ormonde Rd with Price Cyn Rd 97 Comment
  OBI37673  Mentha aquatica Eric Wise 1981-6-11 517 San Luis Obispo Little Morro Crk, Morro Bay Comment
  UCR28908  Mentzelia affinis Melissa Luckow, R. Riggins 1982-4-13 753 San Luis Obispo Buena Vista Overlook, 4.6 mi. north of junction with South Lake Road, 9.7 mi. east of Taft. Comment
  CAS-BOT-BC94973  Mentzelia affinis R. C. Wenk 2007-4-14 629 San Luis Obispo Carrizo Plain N.M., edge of Elkhorn Plain, along Panorama Road toward Temblor Range, 5 mi. NE of Soda Lake Road 662 Comment
  UCD117231  Mentzelia dispersa Ernest C. Twisselmann 1959-6-8 5355 San Luis Obispo San Luis Obispo County: Salt Canyon, Choice Valley District. 579 Comment
  SBBG108304  Mentzelia gracilenta C. B. Hardham 1959-4-30 4355 San Luis Obispo Creston Rd ca. 6 mi E of Hwy 101 Comment
  CDA11514  Mentzelia micrantha G. F. Hrusa 1995-5-28 12298 San Luis Obispo Cuesta Ridge, east side US 101. Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  OBI12499  Mentzelia pectinata Robert F. Hoover 1967-4-15 10468 San Luis Obispo Elkhorn Hills Comment
  UC2027011  Mentzelia pectinata Greg Wilvert 2005-3-27 58 San Luis Obispo Southeast Half of the Caliente Range. 200m W of Pipeline Road Comment
  UC57593  Mentzelia pectinata J. H. Barber 1899-5-6 San Luis Obispo Collected at Paso Robles. River bank Comment
  OBI9747  Micranthes bryophora Fred Rush Apr-56 69 San Luis Obispo Mt SLO Comment
  RSA0035054  Micromeria chamissonis Lee Haines 1958-5-31 s.n. San Luis Obispo S. Santa Lucia Mts. 579 Comment
  UCR266649  Microseris campestris David J. Keil 1999-4-17 26776 San Luis Obispo Carrizo Plain, north of Soda Lake in vicinity of intersection of Belmont Trail and Clarksberg Road 595 Comment
  CAS-BOT-BC348816  Microseris campestris K. L. Chambers 1952-4-12 374 San Luis Obispo Hwy. 41, 0.6 mi. w. of Cholame Comment
  CDA12464  Microseris douglasii G. F. Hrusa 1992-3-27 10343 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  OBI15617  Microseris douglasii Robert F. Hoover 1967-4-20 10489 San Luis Obispo 2 mi NW of Creston Comment
  CAS-BOT-BC348999  Microseris douglasii subsp. douglasii R. F. Hoover 1948-4-17 7461 San Luis Obispo San Juan River s. of Shandon Comment
  OBI32978  Microseris douglasii subsp. douglasii David J. Keil, Malcolm McLeod, and CNPS Rare plant committee 1983-5-1 16959 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chino Comment
  JEPS35255  Microseris douglasii subsp. douglasii R. F. Hoover 1947-3-30 6854 San Luis Obispo 1 mi s Simmle<r?>; Carrizo Plain Comment
  UC831276  Microseris douglasii subsp. tenella Marcus E. Jones, A. M. 1882-5-6 3390 San Luis Obispo San Luis Obispo Comment
  SEINET11601960 Image available Microseris lindleyi J. H. Barber 1899-1 s. n. San Luis Obispo Paso Robles Comment
  SBBG81023  Microsteris gracilis C. F. Smith 1950-3-17 2578 San Luis Obispo near Pinole Springs SE of Shandon Comment
  SBBG124982  Mimetanthe pilosa C. B. Hardham 1958-7-22 3762 San Luis Obispo Atascadero Comment
  HSC91478  Mimulus aurantiacus Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro Comment
  OBI28165  Mimulus aurantiacus var. aurantiacus M. A. Glass 1980-5-12 24 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo 91 Comment
  OBI31164  Mimulus aurantiacus var. aurantiacus Julie M. Vanderwier 1978-5-11 15 San Luis Obispo Indian Knob Tar Sands Comment
  POM215599  Mimulus aurantiacus var. aurantiacus D. D. Keck 1933-5-5 2192 San Luis Obispo Odd Fellows Cemetery, near mouth of Torro Creek, between Cayucos and Morro. Comment
  OBI20246  Mimulus aurantiacus var. aurantiacus Robert J. Rodin 1962-5-10 6872 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
  OBI9500  Mimulus aurantiacus var. aurantiacus Unknown 1960-5-10 s.n. San Luis Obispo County park, SLO Comment
  RSA492688  Mimulus aurantiacus var. aurantiacus Walter Wisura, L. Aberbom 1989-5-16 4357 San Luis Obispo San Bernardo Creek Ranch, E of Morro Bay. Comment
  JEPS35337  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1964-6-12 9066 San Luis Obispo near Rocky Butte Fire Lookout Comment
  OBI9526  Mimulus aurantiacus var. pubescens Eben McMillan 1952-6-7 770 .137 San Luis Obispo Carissa Plain-1 mi W, 2 mi S Simmler Comment
  UCR28934  Mimulus aurantiacus var. pubescens J. H. Nishida 1982-5-22 388 San Luis Obispo South Coast Range, 0.8 miles south of American Canyon Campground, where road crosses dry streambed 518 Comment
  OBI47499  Mimulus aurantiacus var. pubescens David J. Keil, Rhonda Riggins 1984-4-26 18218 San Luis Obispo 0.4 mi N of Rinconada Mine Comment
  UC1226814  Mimulus aurantiacus var. pubescens P. J. Hurd and Stage 1962-6-9 62 -23 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  OBI32060  Minuartia pusilla David J. Keil 1981-4-11 14342 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI77898  Minuartia pusilla David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchert 1982-3-24 15795 San Luis Obispo Vicinity of Amer Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  OBI79897  Mirabilis laevis David J. Keil 2012-7-27 31501 San Luis Obispo Southern edge of Nipomo Mesa near where Scenic View Drive bends to west 102 Comment
  CAS-BOT-BC434728  Mirabilis laevis var. crassifolia Clare B. Hardham 1967-3-1 14361 San Luis Obispo Big Rock, Shell Peak area Comment
  RSA0026068  Mirabilis laevis var. crassifolia H. C. Lee 1936-3-10 466 San Luis Obispo 2 miles NNW of Camp Hill. 229 Comment
  CAS-BOT-BC434884  Mirabilis multiflora var. pubescens Chester Dudley 1927-6-1 s.n. San Luis Obispo At head of main Cuyama Valley near pass to Maricopa Comment
  OBI64801  Monardella breweri George Butterworth 2005-5-17 601 San Luis Obispo Chimineas. NW of Deadman, 772812 x 3897773 742 Comment
  CDA17885  Monardella frutescens Austin Griffiths, M. McLeod 1987-4-23 18132 San Luis Obispo Callender Dunes; W from Black Lake, 0.25 mile W. 0 Comment
  POM147888  Monardella lanceolata var. lanceolata J. B. Feudge 1927-6-29 1755 San Luis Obispo Creston. 305 Comment
  OBI45684  Monardella palmeri David J. Keil, M. A. "Corky" Matthews, Janet haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20701 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  OBI27997  Monardella sinuata subsp. sinuata Barrett Anderson 1971-5-24 173 San Luis Obispo Montano de Oro State Park. Between Spooner's Cove and Hazard Cyn Comment
  RSA630358  Monardella undulata R. E. Riefner Jr. 1999-8-11 99 -357 San Luis Obispo Montana de Oro State Park. Comment
  HSC103424  Monardella undulata subsp. crispa James D. Jokerst, John Sorenson 1987-6-2 2909 San Luis Obispo Pismo Dunes, across railroad W and NW of main office of Union 76 Refinery. Comment
  SBBG105105  Monardella undulata subsp. crispa C. F. Smith 1994-9-9 12597 San Luis Obispo NE section of Guadalupe Oil Field Comment
  CAS-BOT-BC214158  Monardella villosa subsp. obispoensis R. F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Canyon, N. of Arroyo Grande Comment
  UC1285416  Monolopia congdonii R. F. Hoover 1950-4-14 7828 San Luis Obispo n end of Elkhorn Plain Comment
  CAS-BOT-BC327811  Monolopia gracilens R. F. Hoover 1949-5-14 7670 San Luis Obispo San Simeon Creek Comment
  OBI18715  Monolopia lanceolata Robert F. Hoover 1952-4-8 8077 San Luis Obispo La Panza District Comment
  OBI47557  Monolopia lanceolata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19222 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58. T29S, R17E, NW corner of sect 26 Comment
  SBBG104599  Monolopia lanceolata M. D. Proctor, E. A. Young 1993-4-11 ROB 368 San Luis Obispo ca. 2 km S of Boy Scout Rd; Camp Roberts Comment
  UC1069969  Monolopia lanceolata E. Armstrong 1934-4-1 1116 San Luis Obispo La Panza La Panza Quad., La Panza Comment
  CAS-BOT-BC349564  Monolopia lanceolata D. E. Breedlove 1962-3-18 1938 San Luis Obispo 17.5 miles west of New Cuyama on State 166 609 Comment
  SBBG5053  Monolopia lanceolata C. B. Hardham 1957-4-12 1604 San Luis Obispo Chalk Rock, Peachy Cyn, W of Paso Robles Comment
  SD130363  Monolopia lanceolata George Helmkamp 1990-4-19 San Luis Obispo Along state highway 58; 2.0 miles northeast of 7-mile Road. 885 Comment
  CAS-BOT-BC349688  Monolopia stricta R. F. Hoover 1952-4-1 8063 San Luis Obispo Soda Lake, Carrizo Plain Comment
  CAS-BOT-BC444871  Montia fontana Clare B. Hardham 1960-4-4 5316 San Luis Obispo Santa Lucia Mountains. Outlet Cantinas Cr. Comment
  CAS-BOT-BC109058  Mucronea californica Alice Eastwood 1928-5-17 15101 San Luis Obispo Morro Bay. Comment
  CDA11656  Mucronea californica G. F. Hrusa, D. Ragan 1995-6-19 12357 San Luis Obispo Nipomo Dunes; Nipomo Dunes State Recreation Area. Comment
  CHSC106843  Mucronea californica Barbara Ertter 1989-5-23 8482 San Luis Obispo Unical Oil Refinery ca 4 air miles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area. Comment
  SBBG117740  Mucronea californica E. Painter, M. Wetherwax 2001-5-16 CR 244 San Luis Obispo rd to 'turkey guzzler' exclosure, S of Palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts Comment
  UC1982135  Mucronea californica Elizabeth Kempton with Hari Chhetri 2007-6-8 471 San Luis Obispo Los Padres NF, along Hwy 58. Comment
  UCR122165  Mucronea californica George K. Helmkamp, E. A. Helmkamp 2000-4-22 5480 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  CAS-BOT-BC109045  Mucronea californica James L. Reveal 1988-5-26 6911 San Luis Obispo Along California Highway 58, 0.5 mile west of Shell Creek Road, 6 miles northwest of La Panza and 2.1 miles 411 Comment
  UCD147338  Mucronea perfoliata MJ Colletti; M. Gordon, A. Klein 2010-4-21 CARR 1663 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 682 Comment
  CAS-BOT-BC415975  Mucronea perfoliata Alice Eastwood 1902-6-10 s.n. San Luis Obispo near Santa Margarita Comment
  SEINET10479887  Mucronea perfoliata James L. Reveal 1978-6-25 Reveal 4763 San Luis Obispo Along California Highway 58, 0.6 mile east of the San Juan River Bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff, in sandy soil associated with grasses and Juniperus at about 1750 feet elevation. 535 Comment
  CAS-BOT-BC275315  Muhlenbergia microsperma W. R. Dudley 1902-4-5 s.n. San Luis Obispo Near Wild Cherry Creek, Point Harford Comment
  OBI22033  Muhlenbergia rigens Robert F. Hoover 1946-9-14 6372 San Luis Obispo Santa Margarita Comment
  OBI28983  Muhlenbergia rigens David J. Keil 1982-6-4 16175 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
  OBI56314  Myosotis latifolia David J. Keil 1999-3-14 28212 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. Comment
  UC1135943  Myrica californica H. A. Jensen 1930-9-25 72 San Luis Obispo mouth of Coon Creek; Cayucos Quad. 91 Comment
  OBI76622  Myriopteris intertexta Michael Walgren 2012-9-20 285 San Luis Obispo Off Old Crk Rd near Cayucos, on Montecito Rd, roughly two mi E of its jctn with Old Crk rd 129 Comment
  OBI43483  Najas guadalupensis Eric Wise 1983-10-16 1845 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice valley school Comment
  OBI21455  Narcissus tazetta Robert E. Holden 1962-12-20 2 San Luis Obispo Dalidet Adobe Comment
  CDA16341  Nassella cernua G. F. Hrusa 2000-4-1 15328 San Luis Obispo Carrizo Plain; Immed. N of Carrizo Plain, along Bitterwater Rd at Kern County line. 579 Comment
  JEPS114144  Nassella cernua A. Dilworth, J. Goldzman, M. Petroelje 1998-4-13 San Luis Obispo Camp Roberts. 20 m NNE of intersection of W. Perimeter and Chalk Roads, Training Area Y3, LCTA Plot 52. Comment
  SBBG118032  Nassella cernua A. Dilworth, J. Goldzman,,M. Petroelje 1998-4-13 San Luis Obispo ca. 2 mi NNE of intersection of W Perimeter and Chalk Rock Rds; LCTA Plot 52; Camp Roberts 300 Comment
  CAS-BOT-BC259847  Nassella cernua Ernest C. Twisselmann 1952-5-4 103 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselman Ranch: 7 miles S of Cholame, E slope of Spring Lake Canyon Comment
  CAS-BOT-BC259851  Nassella cernua Ernest C. Twisselmann 1956-6-7 2896 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Hills, 0.5 mile W of Henry Twisselman Ranch 609 Comment
  SEINET3130500  Nassella cernua J. H. Barber 1900-8-5 sn San Luis Obispo Exp. Sta. Paso Robles Comment
  CAS-BOT-BC260000  Nassella lepida Clare B. Hardham 1957-6-15 2235 San Luis Obispo Santa Lucia Mountains. Villa Creek Comment
  RSA0042947  Nassella lepida LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6535 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  CAS-BOT-BC65034  Nasturtium gambelii Robert F. Hoover 1949-5-24 7725 San Luis Obispo Ocean Beach Comment
  OBI3511  Nasturtium officinale Lynch 1971-5-21 33 San Luis Obispo NE end of Smith Reservoir. Cal Poly campus Comment
  UCR237941  Nasturtium officinale Mark A. Elvin, Erin Shapiro 2010-7-29 6471 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes, SE edge of Oso Flaco Lake, 50 meters NE of agricultural ditch 2 Comment
  CAS-BOT-BC60488  Nasturtium officinale R. F. Hoover 1949-5-7 7660 San Luis Obispo Piedras Blancas Point (just north of). Comment
  OBI14960  Nasturtium officinale Robert F. Hoover 1949-5-7 7660 San Luis Obispo Piedras Blancas Point (just N of) Comment
  OBI30979  Navarretia atractyloides Julie M. Vanderwier 1978-7-12 84 San Luis Obispo Indian Knob Tar Sands Comment
  OBI64612  Navarretia atractyloides David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28680 San Luis Obispo Camp Roberts; along C25 Road, ca. 0.4 air km sw of jctn. With Avery Road, ca. 3.2 air km due w of Nacimiento River, ca. 2.5 air km due n of Nacimiento River. Vicinity of 35.7724 deg. N, 120.8191 deg. W (UTM: zone 10S 697140 E, 3960700 N). 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
  UC639024  Navarretia atractyloides B. E. and H. J. Miossi 1940-7-25 264 San Luis Obispo 5 mi w Edna (near Pismo Creek) 30 Comment
  UC907809  Navarretia hamata subsp. parviloba Herbert L. Mason 1941-7-1 12467 San Luis Obispo Nipomo Mesa Comment
  OBI11317  Navarretia mellita R. F. Hoover 1965-6-17 9433 San Luis Obispo Santa Lucia Range; Ridge nw. of Cuesta Pass Comment
  CHSC53609  Navarretia mitracarpa L. P. Janeway 1988-5-22 2684 San Luis Obispo Ca 5 mi due E of Creston; in E'ernmost forks of Huerhuero Cr. 426 Comment
Read comments
Apr 13 2016
  JEPS123210  Navarretia mitracarpa David Gowen 2011-6-27 1165 San Luis Obispo Southeast of Santa Margarita off the Pozo Road in the area of Rinconada Mine. Comment
  CAS-BOT-BC230433  Navarretia mitracarpa Ernest C. Twisselmann 1954-5-12 1215 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Summit, 7 miles S of Cholame 640 Comment
  OBI64145  Navarretia mitracarpa Jason Dart 2004-5-13 240 San Luis Obispo Between Lake Nacimiento and Lake San Antonio, on the W side of Nacimiento Lake Rd. .25 mi S of the Monterey County Line in a tributary to Sulphur Cyn 305 Comment
  SBBG125686  Navarretia nigelliformis B. Schafer 1999-5-29 San Luis Obispo Range Y, LCTA plot 133, USGS Bradley Quad; Camp Roberts Comment
  OBI40668  Navarretia squarrosa David J. Keil 1985-6-9 18796 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Avenue (1.5 blocks ESE of Willow Drive) and N across scrub to Eto Lake Comment
  SEINET10461001  Nemacladus secundiflorus Rimo Bacigalupi 1955-5-25 Bacigalupi 5230 San Luis Obispo Parkhill Road, 5.7 miles east of Santa Margarita 366 Comment
  SEINET10461005  Nemacladus secundiflorus Barbara J. Ertter 1980-5-15 Ertter 3403 San Luis Obispo South side Highway 58, 0.6 miles east of San Juan Creek, Syncline Hill grade west of Carrizo Plain 549 Comment
  SBBG7475  Nemacladus secundiflorus var. robbinsii C. B. Hardham 1960-5-12 5677 San Luis Obispo 1 mi W of Bee Rock Comment
  CAS-BOT-BC411019  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham 1957-5-26 1967 San Luis Obispo Intersection of Parkhill Rd. and Creston-Santa Margarita Road Comment
  OBI20993  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi, Roxana S. Ferris & G. T. Robbins 1955-5-23 5184 San Luis Obispo E Branch of Huerhuero Crk, along rd from Geneseo School to Creston, 1/7 mi S of Genesseo School 323 Comment
  RSA128095  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham 1957-5-26 1967 San Luis Obispo Intersection of Parkhill Rd. and Creston-Santa Margarita Rd. Comment
  UC310223  Nemophila menziesii Philip A. Munz 1926-4-8 10123 San Luis Obispo Paso Robles Comment
  SEINET5521011  Nemophila menziesii R. W. Summers 1882-1 s.n. San Luis Obispo Morrs Bay Comment
  OBI82563  Nemophila pedunculata David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33538 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  RSA216832  Nicotiana acuminata Robert F. Hoover 1969-7-13 11460 San Luis Obispo 2 mi S of Atascadero. Comment
  SBBG107555  Nicotiana acuminata var. multiflora C. B. Hardham 1957-7-15 2449 San Luis Obispo Santa Rita Rd, 3.5 mi W of York Mtn Rd Comment
  OBI29088  Notholithocarpus densiflorus var. densiflorus Karen Symonds 1982-7-25 39 San Luis Obispo Montana de Oro State Park, along Coon Creek trail. Comment
  RSA0013793  Nuphar lutea subsp. polysepala C. B. Wolf 1929-4-15 3583 San Luis Obispo 5 mi. south of Oceano along S.P.R.R. [South Pacific Railroad]. 30 Comment
  UC985679  Nuphar lutea subsp. polysepala Malcolm A. Nobs, S. Galen Smith 1948-9-9 678 San Luis Obispo 4 mi sw of Arroyo Grande Comment
  SBBG107645  Nuttallanthus texanus C. B. Hardham 1959-5-6 4402 San Luis Obispo rd from Bee Rock to Nacimiento River Comment
  UC76080  Nuttallanthus texanus F. E. Roadhouse 1905-4 175 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC140420  Oemleria cerasiformis Ella Dales Cantelow 1937-4-1 2068 San Luis Obispo About 8 mi. W. of Templeton Comment
  UC66674  Oemleria cerasiformis N. K. Berg 1904-5-3 San Luis Obispo Santa Margarita Comment
  OBI39430  Oenanthe sarmentosa Clifton F. Smith 1968-7-30 10107 San Luis Obispo Behind Oceano State Beach Park Comment
  UCR18548  Oenanthe sarmentosa George K. Helmkamp 1974-9-28 s.n. San Luis Obispo Central Coast, Morro Bay area, Hazard Cyn, near ocean 34 Comment
  OBI53825  Oenothera elata subsp. hookeri Arthur W. Hazebrook 1993-1-9 184 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and crk areas, and adj pioneer dunes; along SW edge of Oso Flaco Crk Comment
  OBI78344  Oenothera elata subsp. hookeri Larry Kelly, David J. Keil 1988-10-1 248 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI7721  Opuntia ficus-indica M. G. McLeod 1973-11-17 1255 a San Luis Obispo Along water course about 40m. E of MGM #1265 Comment
  RSA0059258  Orobanche californica subsp. grandis J. B. Feudge 1927-6-30 1771 San Luis Obispo Cambria. 15 Comment
  OBI66211  Orobanche fasciculata David J. Keil 1985-6-19 18868 San Luis Obispo Hills S of Los Osos. Sand roads and trails above Broderson Ave, E of Cabrillo Estates subdivision Comment
  SEINET3819383 Image available Orthocarpus densiflorus var. obispoensis Lewis S. Rose 1936-5-6 36230 San Luis Obispo Morro Beach. 15 Comment
  CLARK-A1528-1284  Oryzopsis miliacea John C. Roos, Lucille Roos 1953-11-29 6043 San Luis Obispo San Luis Obispo 91 Comment
  OBI82472  Osmorhiza berteroi David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33543 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  SD186273  Oxalis corniculata G. K. Helmkamp 2003-7-31 806 San Luis Obispo West edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road. 14 Comment
  UCR141945  Oxalis pes-caprae George K. Helmkamp 2003-12-18 8230 San Luis Obispo Central Coast, Arroyo Grande, Courtland Ave. one block south of Grand Ave. 15 Comment
  UC1126125  Paeonia californica C. M. Belshaw 1936-3-19 1657 San Luis Obispo 0.2 mi se Musick (Plot 14); Nipomo Quadrangle 274 Comment
  CAS-BOT-BC121286  Paeonia californica Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, Eldorado School. Comment
  OBI11702  Papaver californicum Robert F. Hoover 1952-5-11 8193 San Luis Obispo Burned area at Navajo Camp, La Panza range Comment
  UC1296237  Papaver californicum R. F. Hoover 1951-4-15 8040 San Luis Obispo Stoney Creek, tributary of Huasna River Stoney Creek Comment
  CAS-BOT-BC272335  Pappostipa speciosa Ernest C. Twisselmann 1953-3-18 105 San Luis Obispo Chukar Ridge above Associated Canyon, Temblor Range and the Western San Joaquin Valley 1066 Comment
  OBI80431  Parietaria hespera David J. Keil 1985-3-16 s.n. San Luis Obispo Los Osos - Baywood Park area. Vicinity of intersection of South Bay Blvd. and Turri Road and southeastward. 20 Comment
  CAS-BOT-BC259683  Paspalum dilatatum Clare B. Hardham 1957-10-14 2689 San Luis Obispo Santa Lucia Mountains. Cypress Mountain Comment
  OBI11692  Passiflora manicata Jim Gilmore 1965-4-26 13 San Luis Obispo Shell beach Comment
  SD245422  Passiflora tarminiana David Keil 1988-6-23 20795 San Luis Obispo Cambria. Along Plymouth Road just north of junction with Huntington Road and along Huntington Road east of junction with Plymouth Road. Comment
  SD34304  Pectocarya anisocarpa I. W. Clokey 1937-4-13 5829 San Luis Obispo Southeast corner San Luis Obispo County. 800 Comment
  OBI71002  Pectocarya penicillata G. F. Hrusa 2000-4-10 15333 San Luis Obispo Carrizo Plain Natural Area. Swain pasture on W side, (i.e. Swain pasture camp). UTMs zone 11s, 3882873N, 0255686E 762 Comment
  UCD78286  Pectocarya penicillata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4631 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  OBI3861  Pedicularis densiflora Patricia Wiese 1971-5-23 55 San Luis Obispo Fuelbreak in Cuesta Ridge Botanical Area. 3 mi from Cuesta Pass 762 Comment
  OBI65643  Pedicularis densiflora J. Hunter May-94 s.n. San Luis Obispo Central Western Calif. Black Butte Research Natual Area in Los Padres Natl Forest, Questa Ridge East Comment
  SBBG34891  Pedicularis densiflora Mrs. R. W. Summers -May-1889 San Luis Obispo by a spring, hill near San Luis Obispo Comment
  JEPS86711  Pelargonium grossularioides L. R. Heckard with Jim Hickman et al. 1987-4-12 6657 San Luis Obispo 0.8 mi n San Carpoforo Creek (along CA Hwy 1, 80 m above ocean) Comment
  OBI47385  Pelargonium grossularioides David J. Keil 1985-3-26 18463 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI19826  Pelargonium grossularioides Walter F. Chesebro 1978-5-27 250 V San Luis Obispo Along Turri Rd, 2.2 mi from Los Osos Valley Rd Comment
  HSC37313  Pellaea andromedifolia J. D. Ackerman, A. M. Montalvo 1974-3-25 136 San Luis Obispo 4 mi. S of Santa Margarita on Rd. to Santa Margarita Lake Comment
  RSA686981  Pellaea mucronata M. M. Miles 1883-1 1724 San Luis Obispo [no locality information provided] Comment
  OBI58881  Penstemon centranthifolius David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27418 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  UC532084  Penstemon heterophyllus var. heterophyllus David D. Keck 1934-4-26 2824 San Luis Obispo 4.1 mi w La Panza; w of La Panza Comment
  OBI56827  Pentachaeta alsinoides David J. Keil 1998-5-6 27126 San Luis Obispo E of San Miguel, 2.1 mi S of Monterey Co. line on Ranchita Canyon Rd. Comment
  UC1285122  Pentachaeta exilis subsp. exilis R. F. Hoover 1947-3-30 6824 San Luis Obispo s Creston; Highland District Comment
  OBI70805  Perideridia kelloggii David J. Keil 2009-5-23 30612 San Luis Obispo San Luis Obispo. Irish Hills Natural Area above Prefumo Canyon. Lower Mariposa Trail below junction with Bog Thistle Trail. Vicinity of 35 deg. 15.614'N x 120 deg. 564'W 119 Comment
  OBI32451  Perideridia pringlei Rhonda Riggins 1983-5-16 1485 San Luis Obispo Cal Poly Campus [San LUis Obispo] "Archie cyn" Comment
  OBI3608  Persea americana Mary Kidd 1971-8-21 200 San Luis Obispo Calif State Polytechnic College. At side of Crandall gym Comment
  OBI36809  Persicaria amphibia Eric Wise 1981-7-26 935 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI10875  Persicaria maculosa Robert F. Hoover 1946-8-26 6360 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC419385  Persicaria punctata R. F. Hoover 1947-8-2 7351 San Luis Obispo Black Lake Canyon Comment
  OBI62181  Petunia parviflora David J. Keil 2002-7-11 29888 San Luis Obispo Cambria. Mouth of Santa Rosa Creek next to Shamel Park. 0 Comment
  RSA778547  Peucephyllum schottii David J. Keil 1992-4-27 s.n. San Luis Obispo Along Zzyzx Road S of Interstate Route 15, ca. 11 miles SW of Baker 300 Comment
Read comments
Dec 30 2017
  SBBG125603  Phacelia brachyloba D. Keil 1987-5-6 20121 San Luis Obispo Hwy 229 ca. 0.5 mi N of jct with Hwy 58 Comment
  SEINET3558888 Image available Phacelia californica Lewis S. Rose 1934-3-27 34117 San Luis Obispo Sun Luis Obispo. Comment
  UC1069320  Phacelia cicutaria var. hispida H. C. Lee 1936-5-26 630 San Luis Obispo 1/2 mi s Avenales R.S.; Santa Barbara National Forest, Nipomo Quadrangle Comment
  SEINET269106 Image available Phacelia cicutaria var. hubbyi G. Helmkamp 1994-5-18 91 -9 San Luis Obispo Alamo Cyn 7 mi E of US-101 on CA-166 then 4 mi N (generally NE of Twitchell reservoir). 213 Comment
  UCR104787  Phacelia ciliata George K. Helmkamp, E. A. Helmkamp 1997-3-8 1401 San Luis Obispo Carrizo Plain. 10.4 mi. NW of Calif. Hwy 166 on Soda Lake Rd. 905 Comment
  RSA42319  Phacelia ciliata Lincoln Constance, A. A. Beetle 1940-3-22 2540 San Luis Obispo Carrizo Plain, 10.5 miles south of Simmler. 762 Comment
  SFV19348  Phacelia ciliata M. D. Meyer, J. M. Albert 1995-3-26 12 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. 2 miles west of Soda Lake Road and 2 miles north of Simmler Road. 630 Comment
  UC575294  Phacelia ciliata var. ciliata David D. Keck and J. Clausen 1935-4-10 3141 San Luis Obispo e side Soda Lake; Carrizo Plains 610 Comment
  UC564184  Phacelia ciliata var. ciliata Roxana S. Ferris 1935-3-29 9106 San Luis Obispo 2 mi s Simmler; Carriso Plain Comment
  OBI37289  Phacelia distans F. A. Lindholm 1971-4-8 138 San Luis Obispo 6 mi N of Cayucos 488 Comment
  RSA518636  Phacelia distans Barbara Ertter 1989-5-23 8483 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
  JEPS86595  Phacelia douglasii L. R. Heckard with Jim Hickman et al. 1987-4-10 6646 a San Luis Obispo along Shell Creek Rd ca 0.5 mi n route 58 (Calf Canyon Rd NE of Santa Margarita) Comment
  RSA789125  Phacelia douglasii Jim R. Shevock, Jack Zaninovich 1983-3-30 10220 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 16.3 miles northwest from California highway 33/166. 244 Comment
  OBI13799  Phacelia douglasii Eben McMillan 1952-3-21 2 San Luis Obispo Palo Prieta Cyn, 3 mi SE of Cholame Comment
  OBI47390  Phacelia douglasii David J. Keil 1985-3-31 18520 San Luis Obispo Along hwy 58 ca 100 m E of jctn with Huerhuero Rd Comment
  SBBG107093  Phacelia douglasii K. L. Chambers 1961-3-18 1580 San Luis Obispo St Hwy 1, 3.7 mi S of center of Cayucos Comment
  UC54848  Phacelia douglasii Mrs. R. W. Summers 1886-2-28 577 San Luis Obispo sand hills near sea Comment
  SBBG107485  Phacelia fremontii C. B. Hardham 1961-3-30 6680 San Luis Obispo hills between San Juan Crk and Carrisa Plains W of Simmler Comment
  UCD120459  Phacelia fremontii K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  UC107548  Phacelia grisea E. Palmer, M. D. July 1876 381 San Luis Obispo Central California Comment
  UC2013211  Phacelia grisea David Keil with Rhonda Riggins 1987-5-11 20145 San Luis Obispo Cuesta Ridge, east road to radio facility north of Mount Love. Ca. 0.35 miles from Cuest Ridge Road and 4 miles from US Highway 101. Comment
  UCD120585  Phacelia imbricata Alice Eastwood; John Thomas Howell 1938-6-14 5940 San Luis Obispo San Luis Obispo County: Serano Canyon. Comment
  UCSB17533  Phacelia imbricata Hardham, Clare 1962-5-30 San Luis Obispo Pozo Hi Mountain, Santa Lucia Mountains Comment
  UC455965  Phacelia malvifolia E. P. Unangst 1906-4-21 San Luis Obispo Davis Canyon Comment
  HSC13725  Phacelia nemoralis Lincoln Constance, Robert F. Hoover 1950-6-20 3348 San Luis Obispo Paso Robles Creek 5.5 mi. W of Templeton Cayucos Rd. 305 Comment
  SBBG107425  Phacelia ramosissima C. B. Hardham 1960-4-4 5317 San Luis Obispo mouth of Cantinas Crk 243 Comment
  CDA42276  Phacelia tanacetifolia G. F. Hrusa, M. Pitcairn 2015-4-13 18627 San Luis Obispo Caliente Mts., Pipeline Rd., west side of east end of Carrizo Plain. 917 Comment
  UC2027470  Phacelia tanacetifolia Greg Wilvert 2005-3-21 14 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1/3 km W of the S end of Pipeline Road overlooking the Cuyama Valley Comment
  SBBG107186  Phacelia tanacetifolia C. B. Hardham 1960-3-23 5221 San Luis Obispo Recruit Grade, E side of the Temblors Comment
  CAS-BOT-BC265807  Phalaris aquatica Ernest C. Twisselmann 1959-11-2 5904 San Luis Obispo Oso Flaco Road, 3 miles east of Oso Flaco Lake 12 Comment
  OBI30910  Phalaris aquatica Julie M. Vanderwier 1978-5-18 44 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC258995  Phalaris californica Clare B. Hardham 1959-5-21 4653 San Luis Obispo Santa Lucia Mountains. Arroyo de la Cruz Comment
  UCSB22813  Phalaris californica Flinck, Al; Smith, Dale 1966-4-22 San Luis Obispo East of Cambria in the Santa Lucia Mtns. Comment
  CAS-BOT-BC219572  Pholisma arenarium Ernest C. Twisselmann 1955-10-1 2429 San Luis Obispo At south end of Morro Bay 3 Comment
  RSA435584  Pholisma arenarium S. Carlquist 1951-6-20 259 San Luis Obispo 5 mi. S. of Oceano, W. of Highway 1. Comment
  OBI31242  Pholistoma auritum var. auritum Julie M. Vanderwier 1978-5-18 33 San Luis Obispo Indian Knob Tar Sands Comment
  CDA13603  Pholistoma membranaceum G. F. Hrusa, O. Pollak, R. Reiner, J. Willoughby 1997-3-11 13632 San Luis Obispo Carrizo Plain; South end of Carrizo Plain, approx. 3 miles S. of Washburn Ranch & 8-10 miles S of Soda Lake. Comment
  SBBG107162  Pholistoma membranaceum C. B. Hardham 1958-4-3 4168 San Luis Obispo between Nacimiento and San Antonio Dam Rd Comment
  PASA2101  Pholistoma membranaceum Margaret Stason 1930-4-14 224 San Luis Obispo near Simmler Comment
  CAS-BOT-BC135284  Phoradendron bolleanum Clare B. Hardham 1964-7-29 12282 San Luis Obispo Burnett Peak, Paso Robles Comment
  OBI30862  Phoradendron serotinum subsp. tomentosum Julie M. Vanderweir 1979-8-26 194 San Luis Obispo Indian Knob Tar Sands Comment
  OBI65148  Phoradendron serotinum subsp. tomentosum Greg Wilvert 2005-5-15 424 San Luis Obispo SE Half of Caliente Range. 2 km WSW of Semper Spring 1261 Comment
  OBI82594  Phoradendron villosum David J. Keil 2016-3-2 33525 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 400 Comment
  OBI51382  Phyla nodiflora Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .21 San Luis Obispo San Simeon State Park. W section of San Simeon State Park Comment
  UCD108163  Pickeringia montana G. F. Hrusa 1993-5-22 11119 San Luis Obispo San Luis Obispo County: Approx. 1/4 mile N of Mt. Lowe. 650 Comment
  OBI64730  Pinus coulteri D. R. Miller 1995-5-17 595 -581 San Luis Obispo Pine Mt Region. Near Hearst gate area; Pico crk drainage 902 Comment
  SD244538  Pinus radiata Scott Love, Natalie Lauren Rossington 2012-2-8 11 San Luis Obispo Along Highway 1 about .5 miles into Cambria. Forest. Comment
  UCSB12132  Pinus radiata Suter, Richard 1961-4-22 San Luis Obispo On east side of Calif. Highway 1, 0.5 miles north of the city of Cambria's southern limits 60 Comment
  RSA585665  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 0633 San Luis Obispo Whiskey Spring. Comment
  JEPS97130  Pinus sabiniana F. L. Johnson and E. A. Young 1993-5-26 ROB 633 San Luis Obispo Whiskey Spring; Camp San Luis Obispo Comment
  OBI45437  Piperia michaelii David J. Keil Jun-85 s.n. San Luis Obispo Los Osos. On W side of South Bay Blvd just S of bridge over Los Osos Crk Comment
  CAS-BOT-BC254444  Piptatherum miliaceum John Roos; Lucille Roos 1953-11-29 6043 San Luis Obispo Near chicken pens, California Polytechnic College campus, San Luis Obispo 91 Comment
  OBI29241  Plagiobothrys acanthocarpus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14534 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI83592  Plagiobothrys bracteatus David Keil, Jake Schweitzer and Dave Clendenen 2015-4-20 33111 San Luis Obispo Weastern slopes of Santa Lucia Range. Williams Ranch near Rocky Butte, ca. 8 miles northeast of junction with California Route 1 on San Simion-Monterey Creek Road and eastward on npaved ranch roads. Moderate to steep slopes. 590 Comment
  OBI62729  Plagiobothrys bracteatus Jason Dart 2003-4-12 179 San Luis Obispo Santa Margarita Ranch Comment
  UCD147330  Plagiobothrys canescens Anne Klein; J. Stewart, MJ Colletti 2010-4-21 CARR 1092 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range, at end of Middle Pasture Rd. 653 Comment
  RSA140232  Plagiobothrys canescens Clare B. Hardham 1960-4-4 5339 San Luis Obispo Santa Lucia Mountains, Cantinas Creek. 244 Comment
  UC577220  Plagiobothrys canescens Alice Eastwood and John Thomas Howell 1935-3-25 1994 San Luis Obispo near Union Comment
  OBI79316  Plagiobothrys nothofulvus David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31717 San Luis Obispo Along upper slopes of Santa Lucia Mountains. Rocky Butte summit area near fire lookout 980 Comment
  OBI20911  Plagiobothrys shastensis Robert F. Hoover 1968-4-6 11003 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  OBI56781  Plagiobothrys tenellus David J. Keil 1986-4-13 19185 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy. Comment
  UCR97560  Plagiobothrys tenellus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1430 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  OBI20906  Plagiobothrys tenellus Alice Eastwood & John Thomas Howell, John Thomas Howell 1936-5-9 2370 San Luis Obispo 9 mi NW of Adelaida Comment
  UC338251  Plagiobothrys tenellus unknown 1887-1 San Luis Obispo Comment
  OBI64102  Plagiobothrys undulatus David J. Keil 2002-4-4 29789 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 deg. N, 120.6199 deg. W 305 Comment
  SBBG107820  Plantago C. B. Hardham 1957-7-22 2476 San Luis Obispo Graves Crk, Del Rio Rd Comment
  RSA0067948  Plantago John F. Emmel 1994-4-8 1292 San Luis Obispo Los Osos; between golf course and Montana de Oro State Park boundary. 91 Comment
  SEINET10782179  Plantago J. Richard Abbott, B. S. Carlsward 1999-7-1 Abbott 12927 San Luis Obispo North of Point Piedras Blancas, just south of the Monterey County line; old coastal dunes (?). Comment
  SFV21713  Plantago erecta S. Kimball, R. Sanchez 1999-4-9 16 San Luis Obispo Carrizo Plain Carrizo Plain. Swain Pasture, north side of Soda Lake Road. 700 Comment
  UC456034  Plantago erecta I. J. Condit 1908-4-1 San Luis Obispo Reservoir Canyon Comment
  OBI31713  Plantago lanceolata Smeltzer, Turnquist 1982-4-6 5 San Luis Obispo On the SE side of Laguna Lake Park Comment
  UCR123159  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2002-4-16 7406 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  OBI36843  Plantago major Eric Wise 1983-10-16 1833 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice valley school Comment
  OBI36852  Plantago major Eric Wise 1981-9-17 1106 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from 76 Plant Comment
  JEPS24085  Plantago subnuda Ernest C. Twisselmann 1959-5-23 5262 San Luis Obispo just w Baywood Park; Morro Bay 3 Comment
  JEPS64462  Platanthera sparsiflora William S. Cooper 1919-7-31 232 San Luis Obispo Oceano Comment
Read comments
Jun 11 2007
  CAS-BOT-BC92002  Platystemon californicus James R. Shevock; Jack Zaninovich 1983-3-30 10215 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain. 800 Comment
  CDA17350  Platystemon californicus G. F. Hrusa, G. Wilvert 2005-4-1 16400 San Luis Obispo Carrizo Plain; South end of Caliente foothills, nr. gate at power line maintenance rd. 792 Comment
  UCD78269  Platystemon californicus Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4614 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  CAS-BOT-BC91985  Platystemon californicus R. F. Hoover 1949-4-2 7567 San Luis Obispo Cholame Valley, at foot of Cottonwood Pass grade. Comment
  OBI81099  Plecostachys serpyllifolia Michael Walgren 2014-10-10 440 San Luis Obispo Morro Strand State Beach 6 Comment
  OBI30551  Plectritis macrocera Melissa Luckow 1982-5-14 870 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd Comment
  SBBG11972  Poa C. B. Hardham 1957-4-26 1753 San Luis Obispo South Rd to Adelaida, 6 mi W of Paso Robles Comment
  OBI65856  Poa annua D. R. Miller 1994-3-30 394 -145 San Luis Obispo Pine Mt Region. On property, in yard area, Tobacco Crk drainage 732 Comment
  CAS-BOT-BC254976  Poa bulbosa Ernest C. Twisselmann 1962-4-17 6942 San Luis Obispo The Temblor Range and the Western San Joaquin Valley. Dorothy Twisselman Ranch, E part of county 685 Comment
  UCSB32512  Poa bulbosa Smith, O. 1977-4-15 San Luis Obispo East Cuesta Ridge Rd. 2 miles from Rt. 101 609 Comment
  CDA11444  Poa howellii G. F. Hrusa 1995-5-28 12199 San Luis Obispo Black Butte Research Natural Area; Black Butte Research Natural Area. Ridge 4. Comment
  RSA759025  Poa howellii David J. Keil, Kathleen Keil 1998-5-26 27437 San Luis Obispo Los Padres national Forest, La Panza Mountains. Red Hill Road, 3.3 miles from Highway 58. 640 Comment
  OBI59130  Poa howellii David J. Keil, with Kathleen A. Keil 1998-5-26 27437 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
  SBBG127274  Poa secunda D. Keil, A. Webster 1984-4-29 18186 San Luis Obispo Lopez Wilderness Area Comment
  UCD147276  Poa secunda Melanie Gogol-Prokurat; M. Gordon 2010-4-9 CARR 1029 -3 San Luis Obispo San Luis Obispo County: Carrizo Plains on BLM property east of American Preserve. 642 Comment
  UCD90303  Poa secunda A. A. Beetle 1942-4-15 3036 San Luis Obispo San Luis Obispo County: Southwestern part of county. Santa Maria River, near Taylor Spring. Comment
  CAS-BOT-BC243078  Poa secunda subsp. secunda Clare B. Hardham 1957-4-12 1640 San Luis Obispo Santa Lucia Mountains Comment
  CAS-BOT-BC243107  Poa secunda subsp. secunda Ira L. Wiggins 1929-4-13 3437 San Luis Obispo 3 miles S of Paso Robles Comment
  OBI22158  Poa secunda subsp. secunda Robert F. Hoover 1964-5-11 8763 San Luis Obispo 5 mi W of Pozo Comment
  OBI59072  Poa secunda subsp. secunda David J. Keil 1998-4-14 26734 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
  OBI69445  Poa secunda subsp. secunda David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30503 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  UC1132799  Poa secunda subsp. secunda N. H. French 1937-4-3 916 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  UC1928161  Poa secunda subsp. secunda David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30503 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  UC524093  Poa secunda subsp. secunda Ira L. Wiggins 1932-3-21 5796 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  CAS-BOT-BC243091  Poa secunda subsp. secunda John Thomas Howell 1948-4-24 24217 San Luis Obispo Alkali flat E of Cholame Comment
  OBI2596  Poa secunda subsp. secunda Larry E. Brown 1970-4-12 1774 San Luis Obispo Along Tassajera Rd N side of Cuesta Ridge near Santa Margarita Comment
  SBBG119417  Pogogyne serpylloides E. Painter, M. Wetherwax, J. Greenhouse 2003-4-2 CR 422 San Luis Obispo above Nacimiento River, W of Twin Bridges; Camp Roberts 200 Comment
  UC1392959  Polygonum amphibium var. emersum R. F. Hoover 1969-8-25 11559 San Luis Obispo Laguna de San Luis Obispo Comment
  RSA0056361  Polygonum arenastrum Ernest C. Twisselmann 1971-8-12 18068 San Luis Obispo Templeton. 274 Comment
  SBBG120302  Polygonum aviculare J. Olson 2001-5-16 San Luis Obispo LCTQ plot 136 Comment
  OBI10868  Polygonum aviculare Robert F. Hoover 1965-9-15 9560 San Luis Obispo Upper Salinas River just S of Pozo Comment
  OBI4987  Polygonum aviculare subsp. depressum Betty Sheehan 1957-10-11 17 San Luis Obispo Science Bldg. Cal Poly campus Comment
  OBI78161  Polypodium californicum Michael Walgren 2011-1 295 San Luis Obispo Just outside Montana de Oro State Pard on PG & E land on the rd at the top of the southern ridge of Coon Crk 404 Comment
  SBBG117850  Polypodium calirhiza M. Wetherwax, E. Painter 2001-2-22 SLO 181 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 200 Comment
  SBBG132574  Polypodium calirhiza D. Keil 2010-6-5 30857 San Luis Obispo Lopez Cyn Rd in vicinity of Lopez Conference Center; Santa Lucia Mtns 170 Comment
  CAS-BOT-BC233013  Polypogon elongatus R. F. Hoover 1947-7-18 7314 San Luis Obispo Oceano Beach Comment
  OBI43320  Polypogon interruptus Eric Wise 1981-6-26 703 San Luis Obispo In crk near Piedras Blancas Motel. 9.7 mi S of Monterey Border, on hwy 1 Comment
  OBI27212  Polypogon monspeliensis Thomas Burrows 1980-8-14 120 San Luis Obispo Reservoir Cyn, San Luis Obispo 152 Comment
  RSA0020764  Polypogon monspeliensis Greg Wilvert 2005-4-17 258 San Luis Obispo Quail Spring. 942 Comment
  UCR185199  Polypogon monspeliensis Michael Honer 2002-4-27 1618 San Luis Obispo Outer South Coast Ranges, Central Western; South Santa Lucia Mtns; along Hwy 41, c. 7 mi. NE of Morro Bay 300 Comment
  RSA91993  Polypogon monspeliensis F. W. Peirson 1932-7-4 10238 San Luis Obispo Oceano. Comment
  OBI43291  Polypogon viridis Eric Wise 1981-7-26 952 San Luis Obispo Poly Cyn Comment
  HSC91643  Polystichum dudleyi Susan H. Bicknell 1990-7-12 San Luis Obispo Montana de Oro State Park, along Hazard Trail Comment
  RSA3060  Populus fremontii subsp. fremontii Carl B. Wolf 1931-8-16 2316 San Luis Obispo Salinas River. 5 miles N of Paso Robles. 198 Comment
  OBI36970  Potentilla anserina Eric Wise 1982-4-28 1403 San Luis Obispo Sweet Springs marsh. NW of 4th and Ramona, Los Osos Comment
  CAS-BOT-BC141921  Potentilla anserina subsp. pacifica R. F. Hoover 1969-8-25 11560 San Luis Obispo Laguna de San Luis Obispo Comment
  OBI30574  Prunella vulgaris Bernie Smith 1966-6-30 171 San Luis Obispo 22N-7e-34 Comment
Read comments
Dec 31 2017
  CDA34843  Prunus cerasifera David J. Keil 2002-7-11 29880 A San Luis Obispo Cambria. Vicinity of Cambria Community Service District grounds on Rodeo Ground Road. Along Santa Rosa Creek. 0 Comment
  CAS-BOT-BC159884  Prunus dulcis Clare B. Hardham 1958-2-20 2847 San Luis Obispo 6.7 miles west of Oak Flat on south road to Adelaida Comment
  CAS-BOT-BC163002  Prunus fasciculata var. fasciculata Edith A. Purer 1933-7-20 5107 San Luis Obispo Northwest of Guadalupe Comment
Read comments
Jul 22 2018
  OBI58003  Prunus fasciculata var. punctata 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
  POM319250  Prunus fasciculata var. punctata Patricia Wilder 1969-3-29 4485 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
  CAS-BOT-BC154487  Prunus ilicifolia Ernest C. Twisselmann 1955-6-16 2153 San Luis Obispo La Panza Range. Queen Bee Canyon 673 Comment
  OBI10052  Prunus ilicifolia R. A. Hays 1957-11-10 s.n. San Luis Obispo Prefumo Cyn [San Luis Obispo] Comment
  SBBG104424  Prunus ilicifolia subsp. ilicifolia D. A. Young, F. L. Johnson 1992-6-16 ROB 24 San Luis Obispo 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  SEINET10542448  Prunus persica David B. Dunn, Howard Brown 1946-5-12 Dunn 2325 San Luis Obispo 1 mile s of atascadero Comment
  UC1296080  Prunus virginiana var. demissa R. F. Hoover 1953-5-3 8283 San Luis Obispo Lopez Canyon Comment
  UC1296076  Prunus virginiana var. demissa R. F. Hoover 1953-5-16 8308 San Luis Obispo Temblor Range, Rock Spring Canyon Rock Spring Canyon; Temblor Range, Rock Spring Canyon Comment
  OBI80353  Pseudognaphalium biolettii Kristen M. Nelson 2013-2-16 24 San Luis Obispo Ca. 0.6 mile northeast of Avila Beach Ca. 0.35 driving mile west of San Luis Bay Drive on Avila Beach Drive. Adjacent to distrubed roadside pull-out and immediately south of San Luis Obispo Creek. 6 Comment
  OBI3786  Pseudognaphalium californicum Elizabeth Rudd 1971-6-10 299 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI77569  Pseudognaphalium californicum Melody Dickens 1980-5-30 27 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI65684  Pseudognaphalium californicum D. R. Miller 1994-6-14 694 -439 San Luis Obispo Pine Mt Region. NEar Hartman's pond, last slope of Pine Mt, Tobacco crk drainage 792 Comment
  CHSC13880  Pseudognaphalium luteoalbum D. B. Joley 1967-4-19 5 San Luis Obispo In a vacant lot, ca. 50 feet S of Cabrillo Hwy. and ca. 1/2 mi. N of turn-off to Arroyo Grande, Nipomo. 60 Comment
  OBI66066  Pseudognaphalium luteoalbum D. R. Miller 1994-3-17 394 -100 San Luis Obispo Pine Mt Region. Rd edge at Turkey Bend, above 1st gate, San Simeon crk drainage 600 Comment
  UCSB32674  Pseudognaphalium microcephalum Faraday, Christopher 1978-5-29 San Luis Obispo 3.5 miles west of New Cuyama on Hwy. 166 304 Comment
  SBBG8273  Pseudognaphalium ramosissimum H. and M. Dearing 1937-8-8 2573 San Luis Obispo Nipomo Mesa Comment
  OBI16435  Pseudognaphalium stramineum Robert F. Hoover 1947-8-13 7373 San Luis Obispo S of Hazard cyn Comment
  CAS-BOT-BC362011  Psilocarphus tenellus R. F. Hoover 1947-3-26 6749 San Luis Obispo Price Canyon (just s. of) Comment
  CAS-BOT-BC72652  Pteridium aquilinum John Thomas Howell 1964-6-29 40734 San Luis Obispo adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  OBI5537  Pterostegia drymarioides Sharon Jochums 1974-4-10 117 San Luis Obispo W of hwy 1 on San Simeon Point Comment
  UC1135479  Quercus X alvordiana T. M. Hendrix 1939-5-19 1046 San Luis Obispo 1.9 mi sw Carrizo Ranch; Branch Mt. Quad. 655 Comment
  OBI79467  Quercus agrifolia David J. Keil, with Matt Ritter, Taylor Crow, et al. 2012-3-3 31227 San Luis Obispo Sinton Ranch south of Indian Creek Road along seasonal drainage 470 Comment
  UCR97545  Quercus agrifolia George K. Helmkamp 1997-3-8 1440 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  OBI27087  Quercus agrifolia var. agrifolia Jim Souza February1981 s.n. San Luis Obispo Grover City Comment
  OBI3579  Quercus agrifolia var. agrifolia Mary Kidd 1971-8-26 213 San Luis Obispo Cal Poly campus, west side Comment
  OBI79590  Quercus berberidifolia David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31379 San Luis Obispo San Luis Range (Irish Hills). Ruda Road near Hibberd Preserve 441 Comment
  RSA0028856  Quercus berberidifolia Bert Wilson s.n. San Luis Obispo Peachy Canyon, SW of Paso Robles. Comment
  OBI3342  Quercus chrysolepis Neil Havlik 1969-5-3 390 San Luis Obispo At the ridgetop of Coon Creek ridge, S of Coon crk 396 Comment
  OBI39339  Quercus douglasii David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18725 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Creek Rd. between Pine mountain and Rocky Butte Comment
  OBI31812  Quercus durata var. durata Turnquist, Smeltzer 1982-7-28 202 San Luis Obispo Laguna Lake Park, SLO Comment
  SBBG1328  Quercus durata var. durata E. R. Blakley 1956-11-7 1990 San Luis Obispo just W of Cypress Grove, Cypress Mtn 609 Comment
  OBI14253  Quercus garryana Robert F. Hoover 1957-8-28 8405 San Luis Obispo Between Rocky Butte and PIne Mt above San Simeon Comment
  OBI50351  Quercus kelloggii Robert F. Hoover 1957-8-28 8403 San Luis Obispo Between Rocky Butte and PIne Mt above San Simeon Comment
  CAS-BOT-BC61599  Quercus lobata Ernest C. Twisselmann 1953-9-25 791 San Luis Obispo Palo Prieta Canyon: creek bed, 1 mile west og Highway US 466 487 Comment
  CAS-BOT-BC61600  Quercus lobata Ernest C. Twisselmann 1956-8-8 3111 San Luis Obispo Near Ortega Spring, Palo Prieta Canyon 420 Comment
  CAS-BOT-BC134774  Quercus wislizeni Alice Eastwood 1926-4-28 13646 San Luis Obispo Cambria Comment
  RSA126554  Rafinesquia californica P. L. Johannsen 1937-5-4 1092 San Luis Obispo Seven miles northwest of Painted Rock Ranch. 701 Comment
  OBI80088  Ranunculus David J. Keil, Nancy Lagrille, Dieter Wilken, and Mark Skinner 2012-8-28 31512 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Foredunes and lagoon in vicinity of mouth of Arroyo Grande Creek 4 Comment
  UCR161928  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2005-3-1 8995 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  OBI4933  Ranunculus californicus B. A. Smith 1966-4-7 8 San Luis Obispo 1/2 mi W of hwy 101. Summit on Cuesta Ridge Comment
  SEINET4558870  Ranunculus californicus Beth Waterbury 1983-1 1 San Luis Obispo Along Hwy. 1, 8mi. north of San Luis Obispo Comment
  CAS-BOT-BC378576  Ranunculus californicus var. californicus Roxana Ferris 1929-4-13 7512 San Luis Obispo Santa Margarita Comment
  SBBG24962  Ranunculus californicus var. cuneatus D. Myrick 1966-3-23 1295 San Luis Obispo just N of Cambria Comment
  OBI74654  Ranunculus hebecarpus David J. Keil 1987-5-6 20127 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  UC75777  Ranunculus hebecarpus Miss M. Alice King June, 1895 San Luis Obispo Arroyo Grande Comment
  OBI80811  Ranunculus hebecarpus David J. Keil, with Kathleen Keil 1990-4-7 21364 San Luis Obispo 3 miles from Highway 58 along Hwy 229 south of Creston 365 Comment
  OBI72902  Ranunculus testiculatus D. R. Miller 1993-3-28 328 -a San Luis Obispo Near Soda Lake, Carrizo Plains Comment
  CAS-BOT-BC74335  Raphanus sativus Ernest C. Twisselmann 1952-7-31 234 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame. Comment
  OBI35467  Raphanus sativus S. M. Inman 1983-5-25 77 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  CAS-BOT-BC427526  Reseda alba Charles Piper Smith 1923-7-1 3766 San Luis Obispo Pismo Beach - Price Canyon. Comment
  POM243578  Rhamnus californica Carl B. Wolf 1927-11-27 1457 San Luis Obispo low hills near ocean S of Pescadero Comment
  OBI10286  Rhamnus crocea Robert F. Hoover 1967-3-5 10236 San Luis Obispo Lower part of Lopez Cyn Comment
  UC1121832  Rhamnus crocea G. T. Nordstrom 1937-6-7 1320 San Luis Obispo 1.9 mi ssw Josephine School; Adelaida Quad. 365 Comment
  UC1341110  Rhamnus crocea Robert J. Rodin 1954-7-3 5964 San Luis Obispo 1 mi n San Luis Obispo; Reservoir Canyon Comment
  SBBG95516  Rhamnus crocea D. Keil, M. Luckow, R. Riggins-Pimentel, R. Pimentel, L. Seek, et al 1982-3-8 16068 San Luis Obispo Cypress Mtn, upper hillsides above Warren cabin Comment
  UC54821  Rhamnus crocea subsp. crocea Mrs. R. W. Summers Jan 1882 San Luis Obispo San Luis Obispo Mt. Comment
  CAS-BOT-BC56092  Rhamnus ilicifolia Ernest C. Twisselmann 1964-10-1 10295 San Luis Obispo Palo Prieta Canyon 396 Comment
  OBI27364  Ribes indecorum Robert L. Allen, Nancy E. Arnold 1981-5-20 329 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts Comment
  UC1127326  Ribes malvaceum B. Bolt 1936-3-18 636 San Luis Obispo 4 mi se of mouth Osos Creek; Cayucos Quadrangle Comment
  UC1296138  Ribes malvaceum R. F. Hoover 1947-1-6 6592 San Luis Obispo above head See Canyon; San Luis Range Comment
  UC455592  Ribes malvaceum unknown San Luis Obispo Prefumo Canyon Comment
  UC638991  Ribes malvaceum Bernard Miossi 1940-3-17 220 San Luis Obispo n San Luis Obispo (California Polytechnic School Canyon) 121 Comment
  CAS-BOT-BC168968  Ribes malvaceum Milo S. Baker 1928-3-31 2757 b San Luis Obispo Adelande Grade Comment
  OBI14040  Ribes menziesii Robert F. Hoover 1947-2-8 6609 San Luis Obispo Pettitt Cyn (Sycamore Cyn of USGS map) San Luis Range Comment
  OBI59702  Ribes sanguineum var. glutinosum David J. Keil, with V. L. Holland 2001-5-29 29517 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  SBBG2812  Ribes sericeum C. B. Hardham 1960-2-25 5207 San Luis Obispo Santa Rosa Crk, 9.1 mi E of Cambria 213 Comment
  OBI83474  Ribes speciosum Kristen Corey, Ava, Lexi, Gina 2017-1-22 3 San Luis Obispo Lopez Lake. Follow the trail out of the parking lot for over a half mile. Go up the trail until it's going uphill and reaches a small waterfall. Growing on a hill on the right side of the trail 155 Comment
  JEPS114127  Rigiopappus leptocladus A. Dilworth, J. Goldzman 1998-4-13 San Luis Obispo LCTA Plot 58, 0.3 miles along road running parallel to north end of McMillan Airstrip from Generals Road. Comment
  UC2027269  Rigiopappus leptocladus David Keil 1998-4-9 26631 San Luis Obispo USFS trailhead area on Highway 166 NE of Tepesquet Canyon Rd. Comment
  SEINET2441943  Rigiopappus leptocladus David Keil 1998-4-9 26631 San Luis Obispo Usfs trailhead area on Hwy 166 NE of Tepusquet Canyon Rd. Area of chaparral and foothill woodland, partially burned over in summer 1997. Comment
  SBBG117990  Rorippa palustris var. occidentalis M. Wetherwax, E. Painter 2003-3-17 CR 387 San Luis Obispo Nacimiento River, upstream from Twin Bridges; Camp Roberts 180 Comment
  OBI23323  Rosa californica Robert F. Hoover 1969-7-13 11461 San Luis Obispo Atascadero Comment
  SBBG4446  Rosa californica C. Bornstein, D. Kershaw 1998-8-4 San Luis Obispo El Chorro Regional Park, Dairy Crk area, Eagle Rock Trail 106 Comment
  OBI10009  Rosa spithamea Robert F. Hoover 1969-7-2 11402 San Luis Obispo Hazard Cyn Comment
  OBI65974  Rubus ursinus Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-25 61 San Luis Obispo S of Morro Bay on hwy 1 N of Hollister Peak and hwy 1 at spring drainage off of Canet Rd frontage road 39 Comment
  OBI80342  Rubus ursinus 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
  OBI9981  Rubus ursinus F. A. Lindholm 1970-5-14 83 San Luis Obispo Morro Bay Salt Flat 3 Comment
  OBI31698  Rumex acetosella Smeltzer, Turnquist 1982-4-6 9 San Luis Obispo SE side of Laguna Lake Park Comment
  SBBG118002  Rumex acetosella E. Painter, M. Wetherwax, J. Olson 2002-3-28 SLO 226 San Luis Obispo Camp San Luis Obispo 160 Comment
  UCD101020  Rumex acetosella G. K. Helmkamp 2004-2-7 8261 San Luis Obispo San Luis Obispo County: Central Coast: SE of Oceano along Halcyon Rd., just E of Mesa View Dr. 9 Comment
  OBI32183  Rumex conglomeratus David J. Keil 1981-6-20 14878 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI78979  Rumex conglomeratus David J. Keil 2013-8-22 31942 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  OBI42783  Rumex conglomeratus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15990 San Luis Obispo 5.9 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading to Cypress Mtn via Steiner Crk. 2 mi W of Warrens' cabin (at base of mtn) Comment
  UC1101187  Rumex crispus Malcolm A. Nobs and S. Galen Smith 1949-6-22 818 San Luis Obispo 3 mi s Pismo Beach; Oceano Comment
  OBI10836  Rumex crispus Jim Heaston 1955-10-13 34 San Luis Obispo Cal Poly SLO Comment
  OBI57119  Rumex crispus Danielle DeRome 1994-5-15 5159429 San Luis Obispo On the N slope of the hill that stands between the capus core and Archy Cyn (the hill with the Ecological Study site on its SW slope) Comment
  CAS-BOT-BC433538  Rumex fueginus R. F. Hoover 1964-8-14 9273 San Luis Obispo Jack Lake Comment
  UC1296088  Rumex maritimus R. F. Hoover 1947-7-18 7313 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC433815  Rumex pulcher R. F. Hoover 1964-7-11 9159 San Luis Obispo Edna Marsh. Comment
  OBI10821  Rumex salicifolius Robert F. Hoover 1964-6-6 8977 San Luis Obispo Los Osos Comment
  OBI33077  Sagina decumbens subsp. occidentalis David J. Keil 1983-4-23 16925 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  SBBG69923  Sagina maxima subsp. crassicaulis R. Hoffmann 1931-5-30 369 San Luis Obispo near coast, Oceano Comment
  OBI75775  Salix babylonica Jay B. Hunt 1955-10-24 s.n. San Luis Obispo Cal Poly, lawn front of Ad. bldg Comment
  CAS-BOT-BC103266  Salix bonplandiana R. F. Hoover 1947-3-19 6703 San Luis Obispo Oak Park district Comment
  OBI40714  Salix breweri David J. Keil, Dirk Walters 1986-5-2 19328 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  JEPS114137  Salix exigua E. L. Painter, M. Wetherwax 2002-4-21 CR- 286 San Luis Obispo Camp Roberts. Nacimiento River backwash at end of Bivouac Rd. Comment
  RSA0027841  Salix gooddingii Greg Wilvert, Fred Hrusa 2005-4-1 77 San Luis Obispo Southeast half of the Caliente Range: Lawson Spring. 883 Comment
  OBI36919  Salix lasiandra Eric Wise 1982-5-1 1444 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  CDA1803  Salix lasiolepis D. G. Kelch 2007-2-19 7 .073 San Luis Obispo Serpentine canyon; along S side of Hwy 41, 10 km E of Hwy 1. Comment
  SBBG34924  Salix lasiolepis Mrs. R. W. Summers 1882-1-23 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG35760  Salix lasiolepis R. N. Philbrick 1966-2-6 San Luis Obispo Oso Flaco Lake Comment
  UC1134997  Salix lasiolepis H. C. Lee 1936-2-29 442 San Luis Obispo Arroyo Grande Creek Arroyo Grande Quadrangle Comment
  OBI31554  Salix lasiolepis Joy Nishida 1982-6-5 431 San Luis Obispo .9 mi S of American Cyn campground 512 Comment
  OBI37204  Salix lasiolepis Eric Wise 1983-3-12 1701 San Luis Obispo Drainage ditch at E entrance to Cambria Air Force Station 5.6 mi S of Cambria W of hwy 1 Comment
  CAS-BOT-BC107242  Salix lasiolepis var. bigelovii R. F. Hoover 1967-3-5 10238 San Luis Obispo Lower part of Lopez Canyon 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
  CAS-BOT-BC126451  Salix sitchensis R. F. Hoover 1947-3-16 6670 San Luis Obispo Just south of Monterey Co. line Comment
  OBI66077  Salix sitchensis D. R. Miller 1994-3-18 396 -118 San Luis Obispo Pine Mt. Region. On crk crossing of Coles Rd in Marmolejo drainage 700 Comment
  CDA3160  Salsola australis L. Julian 2000-10-25 28 San Luis Obispo State University BCEC. Stenner Creek Road and Bishop. 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
  RSA770019  Salsola gobicola David J. Keil 1998-10-9 28190 San Luis Obispo Just north of junction of Elkhorn Road and Soda Lake Road, at south end of Carrizo Plain. Comment
  UC1953326  Salsola tragus David Keil 1998-10-9 28190 A San Luis Obispo Just N of junction of Elkhorn Road and Soda Lake Rd. at S end of Carrizo Plain. Comment
  RSA0095120  Saltugilia australis Clare B. Hardham 1958-5-5 3203 San Luis Obispo Foothills of Caliente Mt., edge of Carissa Plains. Comment
  SBBG17461  Salvia X bernardina C. B. Hardham 1957-4-25 1723 San Luis Obispo Cypress Mtn Comment
  OBI13579  Salvia apiana Robert F. Hoover 1946-6-23 6197 San Luis Obispo Oak Park District Comment
  OBI32144  Salvia columbariae David J. Keil, Melissa 1981-7-3 14943 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
  UC1124740  Salvia columbariae G. T. Nordstrom 1937-4-13 1059 San Luis Obispo 2.7 mi nw Chimney Rock; Adelaida Quad. 396 Comment
  UCSB57241  Salvia columbariae Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo At intersection of Hwy 58 and Park Hill Rd; About 5 miles north of Santa Margarita 286 Comment
  UC1124748  Salvia leucophylla T. M. Hendrix 1939-5-17 1041 San Luis Obispo 2.2 mi ne Yeary Ranch; Branch Mt. Quad. 594 Comment
  POM283365  Salvia leucophylla Lyman Benson 1934-4-14 5795 San Luis Obispo 50 miles W of Maricopa. Cuyama River. 610 Comment
  UC573497  Salvia mellifera B. Bolt 1936-3-4 596 San Luis Obispo 0.25 mi s mouth of Osos Creek; Cayucos Quad. 30 Comment
  OBI75447  Salvia mellifera Louis Prager 2011-5-28 s.n. San Luis Obispo Cuyama River Cyn Comment
  SFV3224  Salvia sonomensis M. A. Piehl 1963-4-20 6379 San Luis Obispo South Coast Ranges About 2.5 miles west of Cuesta Summit (Highway 101). 670 Comment
  RSA0045095  Salvia spathacea LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6404 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
  OBI31601  Sambucus nigra subsp. caerulea Joy Nishida 1982-5-8 367 San Luis Obispo .4 mi S from American cyn campground. 610 Comment
  OBI6308  Sambucus nigra subsp. caerulea D. E. Montague 1958-5-1 s.n. San Luis Obispo 5 mi W Paso Robles, Oak Flat Rd. Comment
  OBI8757  Sanicula arguta Robert F. Hoover 1968-3-9 10899 San Luis Obispo Pennington crk, Camp SLO Comment
  UC1123155  Sanicula arguta H. C. Lee 1936-3-18 520 San Luis Obispo 1 mi n of Indian Knob 152 Comment
  UC754984  Sanicula arguta R. F. Hoover 1947-4-16 6930 San Luis Obispo near San Luis Obispo (w base of Cerro Romauldo); Cerro Romauldo Comment
  UC1001285  Sanicula arguta Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-23 3270 San Luis Obispo 0.8 mi sw of San Luis Obispo (at e end of Los Osos Valley); Los Osos Valley 152 Comment
  OBI28238  Sanicula bipinnata Krystoff/Spasbo 1982-4-18 12 San Luis Obispo 22 mi E of Arroyo Grande; 762 Comment
  OBI55390  Sanicula bipinnata David J. Keil, with Kathleen A. Keil 1997-3-8 26076 San Luis Obispo La Panza Mts. Junction of Red Hill Road and Highway 58. Comment
  SBBG112426  Sanicula bipinnata D. Keil, K. Keil 1997-3-8 26076 San Luis Obispo junction of Red Hill Rd and St Hwy 58 Comment
  OBI8804  Sanicula bipinnatifida Eben McMillan 1952-4-26 60 San Luis Obispo Eben McMillan place. 2 mi S, 8 mi E of Shandon Comment
  OBI56965  Sanicula crassicaulis Steven A. Junak 1990-5-1 4268 San Luis Obispo Santa Lucia mtns: at N edge of Cuesta Ridge Botanical area, along power line access road which intersects Tassajera Creek Road ca. 2.4 mi W of hwy 101, ca 1.1 mi S of Tassajera Creek rd 536 Comment
  UC794421  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-23 3268 San Luis Obispo 2 mi w of San Luis Obispo (above Steiner Creek) Comment
  OBI55091  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr, Carroll E. Wood Jr 1949-4-24 3274 San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  OBI57170  Sanicula hoffmannii Jennifer Harrington Mar-97 s.n. San Luis Obispo Reservoir Cyn, near San Luis Obispo Comment
  OBI8779  Sanicula hoffmannii Robert F. Hoover 1949-5-19 7714 San Luis Obispo San Simeon Crk Comment
  UC1583660  Sanicula hoffmannii David Keil with Malcolm McLeod, and California Native Plant Society Rare Plant Comittee 1983-5-1 16968 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos Comment
  RSA201625  Sanicula laciniata Robert F. Hoover 1947-3-1 6636 San Luis Obispo Cambria Comment
  RSA15710  Saxifraga californica Carl B. Wolf 1929-4-13 3456 San Luis Obispo North base of Cuesta Grade. 427 Comment
  UCD65999  Schedonorus arundinaceus Ernest C. Twisselmann 1963-6-2 8288 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Grants Lake. 579 Comment
  OBI22197  Schismus arabicus Robert F. Hoover 1949-4-21 7613 San Luis Obispo Just E of San Juan river on Rd from La panza to Simmler Comment
  OBI35199  Schoenoplectus californicus Eric Wise 1981-9-29 1268 San Luis Obispo Oso Flaco Lake, shore of destabilized sand Comment
  OBI35202  Schoenoplectus californicus Eric Wise 1981-10-23 1362 San Luis Obispo Tepesquet Vinyard Ponds 4-6 mi S of Shandon on San Juan rd Comment
  RSA92165  Schoenoplectus californicus F. W. Peirson 1920-7-29 4272 San Luis Obispo 1 mile south of Pismo Beach. Comment
  RSA355863  Schoenoplectus pungens Robert F. Thorne 1968-6-7 37766 San Luis Obispo Oso Flaco Lake 10 Comment
  SBBG128006  Schoenoplectus pungens M. A. Elvin, G. M. Greenwald 2013-8-9 7228 San Luis Obispo Myrtle Pond, ca. 250 m from Pacific Ocean; Guandalupe-Nipomo Dunes National Wildife Refuge 9 Comment
  CAS-BOT-BC111057  Scirpus microcarpus D. E. Breedlove 1962-8-7 4099 San Luis Obispo On the shore of Oso Flaco Lake, 3 miles north of Guadalupe. Comment
  OBI72812  Scirpus microcarpus Michael Walgren 2010-4-30 152 San Luis Obispo Montana de Oro State Park along the Coon Crk Trl, approx 1/4 of the way in from the trl head, in an area where the crk seeps across the trl Comment
  SBBG48510  Scirpus microcarpus L. W. Edge 1974-6-11 469 San Luis Obispo beside Santa Rita Cyn Rd Comment
  RSA760725  Scrophularia californica David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles, Joanna Tomassacci 1987-5-17 20164 San Luis Obispo Los Padres national Forest, Cuesta East past end of road along fire trail in area burned by both the Gay mountain fire and the Las Pilitas fire. Comment
  SD244819  Scrophularia californica subsp. floribunda David Keil, Rhonda Riggins 1987-5-11 20153 San Luis Obispo Cuesta Ridge east, ca. 6.7 miles from junction with US 101 along Cuesta Ridge Road. Area burned over in Las Pilitas fire of June-July 1985. 792 Comment
  RSA522518  Selaginella bigelovii David J. Keil, M. A. Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, Jim Pittman 1988-6-11 20707 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz. Comment
  RSA127048  Senecio astephanus G. T. Nordstrom 1937-5-17 1264 San Luis Obispo 2.3 miles south of Klau. 534 Comment
  OBI80305  Senecio blochmaniae Riley Haas 2014-11-17 1 San Luis Obispo Morro Bay. Parking lot at the end of Azure Street and Sandlewood Street. Dunes along trail to beach 7 Comment
  SBBG12586  Senecio blochmaniae E. R. Blakley 1960-7-2 3505 San Luis Obispo 0.25 mi W of Oso Flaco Lake 6 Comment
  OBI15533  Senecio blochmaniae Robert F. Hoover 1966-9-12 9985 San Luis Obispo Bed of Santa Maria River N of Santa Maria Comment
  RSA6323  Senecio breweri Frank Hatch 1932-4-16 s.n. San Luis Obispo Hillsides at Paso Robles. Comment
  UC52322  Senecio californicus Mrs. R. W. Summers 1885-1-28 485 San Luis Obispo Avila Comment
  UCSB18864  Senecio californicus Vernand, Ramona 1963-4-7 San Luis Obispo About 0.3 miles W of Los Osos Valley Road, about 12.5 miles NW of San Luis Obispo Comment
  CAS-BOT-BC329107  Senecio flaccidus var. douglasii Rev. R. W. Summers 1886-10-7 480 San Luis Obispo El Paso de Robles, by Hot Springs Comment
  OBI22216  Setaria viridis Robert F. Hoover 1969-7-3 11414 San Luis Obispo Salinas river bed at Paso Robles 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
  SBBG110044  Sidalcea diploscypha C. B. Hardham 1958-5-13 3295 San Luis Obispo San Bernardo Crk Comment
  OBI12322  Sidalcea hickmanii subsp. anomala Robert F. Hoover 1964-6-6 8950 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UCD40570  Sidalcea malviflora Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1534 San Luis Obispo California Valley, north of boundary of Carrizo Plain National Monument. Along Soda Lake Road, just south of intersection with Cornell Road. 609 Comment
  SBBG104851  Sidalcea malviflora subsp. laciniata M. D. Proctor, E. A. Young 1993-3-20 ROB 285 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  PASA1750  Sidalcea parviflora Stason 1930-4-14 San Luis Obispo Santa Margarita Comment
  OBI31657  Silene gallica Smeltzer, Turnquist 1982-4-12 47 San Luis Obispo Laguna Lake Park Comment
  UCSB59912  Silene gallica Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo In Reservoir Canyon; 1/4 mile east on trail past cattle guard at the end of Reservoir Road; about 1 miles north of San Luis Obispo, off Hwy. 101 Comment
  CAS-BOT-BC174943  Silene laciniata Alice Eastwood 1927-7-29 14951 San Luis Obispo Morro Sands Comment
  OBI53512  Silene laciniata subsp. laciniata Arthur W. Hazebrook 1992-5-2 105 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  CDA11528  Silene laciniata subsp. major G. F. Hrusa 1995-5-29 12324 San Luis Obispo Cuesta Ridge West; Ridge northwest of Cuesta Pass approx. 1 m. NW of US 101. Comment
  RSA165434  Silene multinervia Clare B. Hardham 1961-4-17 6827 San Luis Obispo Pine Mt. north of Cambria. 915 Comment
  CAS-BOT-BC175193  Silene verecunda Clare B. Hardham 1958-9-25 3959 San Luis Obispo North east slope of Cypress Mt. Headwaters of Delaganna Stream Comment
  OBI31616  Silybum marianum Turnquist, Smeltzer 1982-5-1 69 San Luis Obispo NE side of Laguna Lake park 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
  UCR101006  Sisymbrium altissimum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3240 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  OBI8418  Sisymbrium officinale F. A. Lindholm 1970-5-6 73 San Luis Obispo Cuesta Cyn 488 Comment
  CDA15130  Sisymbrium orientale G. F. Hrusa 1998-4-25 14216 San Luis Obispo La Panza Range; La Panza Rd. approx. 1.3 mi. W of La Panza Summit betw. La Panza Camp and intersection to Queen Bee Camp. Comment
  OBI64569  Sisymbrium orientale David J. Keil 2001-4-10 29285 San Luis Obispo Campus of California Polytechnic State University. Grounds of new sports complex Comment
  SEINET2442375  Sisyrinchium bellum Matt Paradis, Andy Dollahite; Matt Banks; German Sotelo 2002-3-5 15 San Luis Obispo 1/2 mile from head of Reservoir Canyon trail from Highway 101.; 0 130 Comment
  UC1296340  Sisyrinchium bellum R. F. Hoover 1958-5-17 8479 San Luis Obispo summit of Santa Lucia Mountains (nw of Cuesta Pass) Comment
  OBI32639  Solanum David J. Keil 1982-5-2 15912 San Luis Obispo Ca 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  OBI37277  Solanum americanum Eric Wise 1983-10-16 1804 San Luis Obispo Ortega Spring. One mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieto Cyn. 2 collections: one @ Spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  SBBG104956  Solanum douglasii F. L. Johnson, N. A. McCarty 1993-10-14 ROB 713 San Luis Obispo Chorro Crk in cantonment area; Camp San Luis Obispo Comment
  UCR91834  Solanum douglasii George K. Helmkamp 1996-5-25 1055 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  RSA586356  Solanum douglasii M. D. Proctor, E. A. Young 1993-4-17 ROB- 476 San Luis Obispo N side of Cerro Romualdo Comment
  OBI72945  Solanum sarrachoides David J. Keil, with V. L. Holland and Lynne Dee Oyler 1991-9-5 22600 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  CDA6233  Solanum sarrachoides J. L. Force 1972-7-26 4 San Luis Obispo About 1/2 mile north east of Highway 1 of Arroyo Grande Creek. Comment
  CAS-BOT-BC236430  Solanum umbelliferum Ira L. Wiggins 1929-5-21 3687 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  UC536845  Solanum umbelliferum M. C. Jones 1934-4-9 San Luis Obispo Atascadero Comment
  OBI42172  Solanum xanti Dan Harrington 1984-2-24 27 San Luis Obispo Kangaroo Rat Reserve, off Los Osos Valley rd, Los Osos, 1 mi from Montano de Oro State Park Comment
  OBI9104  Solanum xanti Robert F. Hoover 1967-2-18 10211 San Luis Obispo Diablo Cyn, San Luis Range Comment
  SBBG107875  Solanum xanti C. B. Hardham 1956-3-27 313 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  RSA473698  Solidago confinis K. K. Muller 1965-7-27 1395 San Luis Obispo Oso Flaco. On flat flood plain along channel from Oso Flaco to the ocean. Comment
  OBI31111  Solidago velutina subsp. californica Julie M. Vanderwier 1979-8-11 180 San Luis Obispo Indian Knob Tar Sands Comment
  OBI36320  Solidago velutina subsp. californica David J. Keil 1978-10-13 s.n. San Luis Obispo E side of the Cuesta just off US 101 Comment
  CAS-BOT-BC365919  Soliva sessilis R. F. Hoover 1948-4-25 7491 San Luis Obispo Price Canyon Comment
  SBBG16066  Soliva sessilis M. A. Piehl 1963-4-21 63100 San Luis Obispo Los Osos Valley Rd, ca. 1 mi E of Los Osos 10 Comment
  OBI80463  Sonchus asper David J. Keil 2015-2-14 32591 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  CAS-BOT-BC374476  Sonchus asper R. F. Hoover 1964-5-15 8900 San Luis Obispo Field on coast south of San Carpoforo Creek Comment
  OBI28289  Sonchus oleraceus Rick Frelinger 1982-5-10 67 San Luis Obispo San Luis Crk in Reservoir Cyn, San Luis Obispo Comment
  OBI28776  Sonchus oleraceus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14509 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI59081  Sorghum halepense David J. Keil 1998-8-24 28037 San Luis Obispo Hwy 166, 1.5 miles E of junction with US 101. Comment
  UCR38985  Spartium junceum David J. Keil 1984-7-19 18299 San Luis Obispo Campus of California Polytechnic State University. Comment
  RSA195779  Spergula arvensis E. C. Twisselmann 1967-4-27 12915 San Luis Obispo Hwy 1, 2.9 miles S of Piedras Blancas Point. 9 Comment
  OBI57951  Spergularia Austin P. Griffiths 1984-3-24 s.n. San Luis Obispo Guadalupe Dunes. Along E margin of lakefill NW of causeway, Oso Flaco Lake. T11N, R35W, Sect 18 BM:M Comment
  RSA0051627  Spergularia macrotheca A. L. Haines 1973-5-19 s.n. San Luis Obispo E. shore of Morrow Bay. 32 Comment
  CAS-BOT-BC390445  Spergularia macrotheca var. macrotheca Alice Eastwood 1926-5-3 13797 San Luis Obispo Avila Comment
  UCD99292  Spergularia rubra G. F. Hrusa 1995-5-28 12317 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area; Radio Facility 2 (Peak 1.) 640 Comment
  OBI70853  Stachys albens George Butterworth 2009-6-21 703 San Luis Obispo Chimineas. San Juan River (S.J. Spur Rd), 579 Comment
  OBI25452  Stachys bullata David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13994 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  RSA187160  Stachys bullata I. L. Wiggins 1929-5-21 3684 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  UCR24805  Stachys chamissonis George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Los Osos. Alongside the dry bed of the creek leading N out of Ito's Lake. 61 Comment
  OBI13465  Stachys pycnantha Robert F. Hoover 1969-7-12 11434 San Luis Obispo Salinas River at Paso Robles Comment
  SBBG112462  Stachys pycnantha D. Keil 1989-6-3 21214 San Luis Obispo Cerro Alto Cmpgrd, 0.4 mi S of St Hwy 41 Comment
  OBI17669  Stachys pycnantha Kamran Alavi 1977-8-21 54 San Luis Obispo Hwy 101 & los Osos Valley rd, SLO Comment
  UCR88712  Stachys rigida George K. Helmkamp, E. A. Helmkamp 1995-6-20 95-2- 16 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  OBI13478  Stachys rigida subsp. quercetorum Robert F. Hoover 1965-6-14 9425 San Luis Obispo Near Arroyo del Oso, S of Arroyo de la Cruz Comment
  OBI28888  Stanleya pinnata Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-5-2 857 San Luis Obispo County Rd. 285, 11.9 mi SE of jctn Hwy 58. Comment
  CAS-BOT-BC60942  Stanleya 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
  OBI14945  Stanleya pinnata Robert F. Hoover 1946-6-16 6167 San Luis Obispo E edge of Carrizo Plain, on road to McKittrick Comment
  SBBG96658  Stebbinsoseris heterocarpa D. A. Young, S. Junak, T. Ayers 1989-4-27 1954 a San Luis Obispo 0.1 mi W of W end of Cuesta Ridge Botanical Area Comment
  UC1070402  Stebbinsoseris heterocarpa C. M. Belshaw 1936-4-1 1770 San Luis Obispo 3 mi nne Hollister Park; Cayucos Quad. Comment
  OBI28266  Stellaria media Krystoff/Spaspo 1982-4-18 28 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  OBI17394  Stellaria nitens Robert F. Hoover 1947-3-26 6733 San Luis Obispo Price Cyn (just S of) Comment
  OBI31341  Stellaria nitens Joy Nishida, Robert Allen 1982-4-10 218 San Luis Obispo American Cyn campground 536 Comment
  OBI57318  Stellaria nitens David J. Keil, with Kathleen A. Keil 1998-4-4 26557 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  POM97538  Stellaria nitens P. A. Munz 1926-4-9 10224 San Luis Obispo Willow Creek Road, 10 miles southwest of Paso Robles Comment
  OBI25484  Stephanomeria exigua Dirk Walters & M. G. McLeod, M. G. McLeod 1979-8-15 1345 San Luis Obispo Collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan crks with state hwy 58 Comment
  OBI15429  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-21 10093 San Luis Obispo Price cyn near Pismo Beach Comment
  SBBG42922  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6929 San Luis Obispo opposite Belleview-Santa Fe School House on Ontario Rd, N of Avila Beach Comment
  UC1321345  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-9-21 10093 San Luis Obispo near Pismo Beach; Price Canyon Comment
  CDA16065  Stephanomeria virgata subsp. pleurocarpa G. F. Hrusa 2000-9-3 15699 San Luis Obispo Carrizo Plain; Elkhorn Grade, 1st summit to E of Soda Lake Rd. 883 Comment
  UCD136464  Stephanomeria virgata subsp. virgata L. D. Gottlieb 1970-9-19 7073 San Luis Obispo San Luis Obispo County: 5.7 miles east of US 101 on Route 166. Comment
  CAS-BOT-BC87183  Streptanthus glandulosus subsp. glandulosus Clare B. Hardham 1956-4-26 584 San Luis Obispo Santa Lucia Mountains. Dellaganna Ranch, Cayucos Road. Comment
  CAS-BOT-BC87191  Streptanthus glandulosus subsp. glandulosus Rev. R. W. Summers 1882-4-21 s.n. San Luis Obispo Slope of San Luis Mountain. Comment
  OBI15392  Stylocline gnaphaloides Robert F. Hoover 1947-3-26 6748 San Luis Obispo Price Cyn (just S of) Comment
  SBBG112542  Stylocline gnaphaloides D. Keil 1985-3-31 18517 San Luis Obispo Calf Cyn area along St Hwy 58, halfway between Park Hill Rd and Hwy 229 Comment
  SBBG95342  Stylomecon heterophylla D. Keil 1986-4-26 19256 San Luis Obispo ca. 1.15 mi NE of jct of Elkhorn Rd on Crocker Grade Rd;; Temblor Range 838 Comment
  UC1123321  Styrax officinalis var. redivivus H. C. Lee 1936-5-27 635 San Luis Obispo 1 1/4 mi nw Colwell Ranch; Santa Barbara National Forest, Nipomo Quad. Comment
  OBI39189  Styrax redivivus Tim Gaskin 1982-4-26 s.n. San Luis Obispo Trl between Stony Crk and Caldwell Mesa Comment
  CDA41974  Symphoricarpos albus var. laevigatus G. F. Hrusa, WTD 1993-5-2 11076 San Luis Obispo E side of Salinas River, Immed. S of Niblick Rd. Bridge. Comment
  OBI57895  Symphoricarpos albus var. laevigatus Rhonda Riggins 2000-6-5 1705 San Luis Obispo Maguire Property, N side Pozo Rd, 4 mi SE Las Pilitas Rd, 1 mi SE Santa Margarita Lake Rd. Comment
  CAS-BOT-BC237055  Symphoricarpos mollis R. F. Hoover 1950-6-5 7979 San Luis Obispo Ridge northwest of Cuesta Pass, Santa Lucia Range Comment
  CAS-BOT-BC237048  Symphoricarpos mollis Clare B. Hardham 1956-6-3 856 San Luis Obispo A few miles below Triguero crossing, Santa Lucia Mountains Comment
  SBBG92143  Symphyotrichum chilense G. K. Helmkamp 1989-8-6 San Luis Obispo Toro Cyn Rd, E of Hwy 1, just N of Cayucos 121 Comment
  CDA43317  Tamarix ramosissima David J. Keil 2010-11-1 30964 San Luis Obispo Twitchell Reservoir, just south of CA 166 bridge. Comment
  UCSB12667  Tetrapteron graciliflorum Breedlove, Dennis 1962-3-29 San Luis Obispo 3.8 miles east of Santa Margarita; La Panza Range 304 Comment
  CAS-BOT-BC399680  Thalictrum fendleri Alice Eastwood; John Thomas Howell 1938-6-14 5925 San Luis Obispo Prefumo Canyon Comment
  OBI28735  Thalictrum fendleri Gary Hammer 1976-4-10 36 San Luis Obispo Off Tasajara Cyn Rd along stream 2.5 mi from hwy 101 Comment
  OBI7622  Thermopsis californica var. californica Christian Smith 1975-6-1 s.n. San Luis Obispo Along hwy 58, about halfway between Santa Margarita and Pozo Comment
  CAS-BOT-BC202035  Thinopyrum ponticum Ernest C. Twisselmann 1958-7-14 4546 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon. (Experimental pasture on the Dorothy Twisselmann Ranch) 701 Comment
  UCSC000329  Thysanocarpus curvipes Randall Morgan 2006-4-13 s.n. San Luis Obispo near San Luis Obispo - Chorro Creek Comment
  OBI65032  Thysanocarpus laciniatus Greg Wilvert 2005-4-13 215 San Luis Obispo SE Half of the Caliente Range. 2.5 km S of Lawson Spring Comment
  OBI55654  Torilis arvensis David J. Keil 1989-6-3 21216 San Luis Obispo Between Atascadero and Morro Bay along Calif Hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  RSA0039788  Torilis arvensis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6449 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
  OBI56873  Torilis arvensis David J. Keil 1998-6-15 27824 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  RSA128139  Torilis nodosa Clare B. Hardham 1959-4-29 4341 San Luis Obispo Santa Lucia Mountains, Steiner Creek Comment
  OBI20468  Toxicodendron diversilobum Robert F. Hoover 1962-2-22 8531 San Luis Obispo Oak Park district 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
  OBI75517  Toxicoscordion venenosum var. venenosum Jenner Whitt 2003-4-10 28 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI75265  Tragopogon porrifolius David J. Keil 2011-5-3 31001 San Luis Obispo Southern fringe of Morro Bay southwest of intersection of Pecho Road with Binscarth Road, Los Osos 5 Comment
  CAS-BOT-BC377130  Tragopogon porrifolius John Thomas Howell 1964-6-29 40736 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  OBI78731  Tribulus terrestris Michael Walgren 2013-9-13 331 San Luis Obispo Los Osos along Los Olivos near the intersection with Fairchild 38 Comment
  OBI65880  Trichostema lanatum D. R. Miller 1994-6-10 694 -434 San Luis Obispo Pine Mt. Region. Will Hearst property; near first gate area; Marmolejo crk drainage 762 Comment
  OBI13440  Trichostema lanatum H. E. McMinn, E. Maino 1931-6-2 156 San Luis Obispo La Honda Comment
  UC1541189  Trichostema lanceolatum Jerry Copeland 1973-9-22 1032 San Luis Obispo Sierra Madre Road,, 0.3 mi S of Highway 166 Comment
  UC1123288  Trientalis latifolia G. T. Nordstrom 1937-5-11 1190 San Luis Obispo 3.1 mi se of Asuncion School 335 Comment
  UCSC010685  Trifolium D. R. Miller 2016-4-30 s.n. San Luis Obispo Tobacco Ridge Road, Tobacco Creek drainage 823 Comment
  OBI57907  Trifolium albopurpureum David J. Keil, with V. L. Holland 1999-4-27 28281 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  CDA4302  Trifolium angustifolium G. K. Helmkamp, E. A. Helmkamp 2002-4-19 7419 San Luis Obispo Central Coast; 3.2 mi N of Piedras Blancas lighthouse along CA-1 Comment
  OBI75005  Trifolium bifidum David J. Keil 1988-3-19 20409 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
  RSA0040012  Trifolium ciliolatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 s.n. 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
  UCSB26139  Trifolium depauperatum var. amplectens Wilken, Dieter 1969-4-13 San Luis Obispo California State Highway 58, 5.5 miles east of Cammatti Canyon Road Comment
  POM27834  Trifolium depauperatum var. hydrophilum Marcus E. Jones 1882-5-6 7457 San Luis Obispo San Luis Obispo Comment
  SBBG11152  Trifolium gracilentum C. B. Hardham 1958-4-9 2999 San Luis Obispo almond orchards, Oak Flat Comment
  UC1130040  Trifolium gracilentum N. H. French 1937-4-3 931 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez quad 792 Comment
  UC1130048  Trifolium gracilentum C. M. Belshaw 1936-3-17 1609 San Luis Obispo 2 mi sse Nipomo; Nipomo quad 76 Comment
  UC16555  Trifolium gracilentum Mrs. Blockman May 1893 San Luis Obispo Comment
  UC380695  Trifolium gracilentum Marcus E. Jones 1882-5-8 2675 San Luis Obispo San Luis Obispo Comment
  SBBG34852  Trifolium gracilentum R. W. Summers 1886-4-21 San Luis Obispo San Luis Obispo County Comment
  SBBG108046  Trifolium hirtum C. B. Hardham 1958-5-28 3427 San Luis Obispo intersection of north rd to Adelaida and Nacimiento Dam Rd Comment
  CDA19972  Trifolium microcephalum J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  UCSC006031  Trifolium microdon Randall Morgan 1996-5-9 2938 San Luis Obispo Grassland E of Laguna Lake Comment
  JEPS99295  Trifolium oliganthum Clare B. Hardham 1960-4-2 5336 San Luis Obispo Cypress Mountain Comment
  OBI29659  Trifolium oliganthum David J. Keil, Dirk Walters 1980-4-26 13828 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI47135  Trifolium oliganthum Lynne Dee Oyler, Kathy Loftus 1986-4-5 391 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres Natl Foerst. S1/2 SW1/4, SEC 28 R16E, T30S, MDBM Comment
  OBI12654  Trifolium olivaceum Robert F. Hoover 1966-4-23 9843 San Luis Obispo La Panza Range. American Cyn campground Comment
  UCR115559  Trifolium subterraneum George K. Helmkamp, E. A. Helmkamp 2000-4-20 5415 San Luis Obispo Central Coast, Irish Hills, north of Avila Beach, See Canyon, 7.4 mi south of Los Osos Valley Road 213 Comment
  CDA34884  Trifolium subterraneum David J. Keil 2000-5-6 28674 San Luis Obispo San Luis Obispo. Laguna Lake Park. 0 Comment
  OBI73100  Trifolium variegatum David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28661 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  OBI74322  Trifolium variegatum Theo Fitanides, Anthony Baniaga 2010-3-26 60 San Luis Obispo Tierra Redonda BLM ACEC; Tierra Redonda Mtn 348 Comment
  OBI66999  Trifolium variegatum D. R. Miller 1994-4-19 494 -206 San Luis Obispo Pine Mtn Region; Canyon trail, between picnic area and fern canyon crossing Pico Crk drainage 756 Comment
  UCSC006142  Trifolium variegatum Randall Morgan 1996-5-9 2940 San Luis Obispo Moist grassland E of Laguna Lake Comment
  UC1130129  Trifolium variegatum var. melananthum C. A. Graham 1939-4-17 540 San Luis Obispo 1.3 mi ne scott Ranch; Branch Mtn quad 579 Comment
  OBI58049  Trifolium willdenovii David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27478 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1 (35 deg. 40.233' N x 121 deg. 02.851' W). Comment
  OBI79260  Trifolium willdenovii David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31343 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant) Comment
  UC672063  Trillium angustipetalum Frank W. Peirson 1925-3-25 5690 San Luis Obispo Pismo Creek 30 Comment
  OBI40761  Triodanis biflora David J. Keil, Dirk Walters 1986-5-2 19305 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  OBI57349  Triodanis biflora David J. Keil 1998-6-12 27807 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  UCR15966  Triphysaria eriantha Robert A. Clark 1966-4-11 041166- 03 San Luis Obispo Along State Hwy 1 at San Simeon 6 Comment
  JEPS24074  Triphysaria eriantha subsp. eriantha Ernest C. Twisselmann 1959-4-10 5044 San Luis Obispo just below mouth of Perfumo Canyon (Los Osos Valley); , just below mouth of Perfumo Canyon 60 Comment
  JEPS97047  Triphysaria eriantha subsp. eriantha Clare B. Hardham 1960-3-15 4073 San Luis Obispo wasteland near California Polytechnic, S.L.O.; Santa Lucia Mountains Comment
  UC463260  Triphysaria eriantha subsp. rosea Roxana S. Ferris 1929-4-15 7631 San Luis Obispo on the San Luis Obispo Road 8 mi e Moro; San Luis Obispo Road Comment
  UCSB15338  Triphysaria eriantha subsp. rosea Breedlove, Dennis 1962-4-6 San Luis Obispo 0.1 mile west of San Simeon junction on California State Highway 1 30 Comment
  UCSB47151  Triphysaria eriantha subsp. rosea Council, Michael 1978-3-28 San Luis Obispo North side of U.S. 101, .5 kilometers south of Hearst Castle turn off 10