Search Results — 2000 specimen records retrieved (1126 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI7560  Abies bracteata Neil Havlik 1968-10-13 265 San Luis Obispo 1.5 mi S of Monterey county line; in the cyn of a small tributy of Estrada Crk Comment
  CAS-BOT-BC383895  Abronia latifolia Ernest C. Twisselmann 1959-11-2 5899 San Luis Obispo Oceano Dunes west of Oso Flaco Lake 6 Comment
  OBI12229  Abronia latifolia Robert F. Hoover 1967-5-6 10549 San Luis Obispo S of Oso Flaco Lake Comment
  OBI72631  Abronia latifolia Wendy Thackery 2002-3-5 24 San Luis Obispo N of Morro rock near Cloisters comm 0 Comment
  SBBG25525  Abronia latifolia L. E. Allen 1966-8-24 San Luis Obispo Oso Flaco Lake Comment
  SBBG25642  Abronia latifolia M. A. Piehl 1962-5-23 62292 San Luis Obispo dunes at NW end of Oso Flaco Lake 9 Comment
  RSA0025774  Abronia latifolia Robert F. Hoover 1947-7-26 7326 San Luis Obispo Piedras Blancas Point. Comment
  RSA0025778  Abronia latifolia Clare B. Hardham 1959-5-21 4596 San Luis Obispo Arroyo de la Cruz. Comment
  OBI12220  Abronia maritima Robert F. Hoover 1967-6-9 10627 San Luis Obispo S end of Morro Bay Comment
  OBI7454  Abronia maritima David J. Keil, M. G. McLeod, B. Meyer 1976-10-16 11858 San Luis Obispo Morro Bay; sand dunes near power plant 5 Comment
  RSA43219  Abronia maritima Robert F. Hoover 1946-8-4 6269 San Luis Obispo North end of Morro Bay Comment
  OBI12212  Abronia pogonantha Eben McMillan 1952-5-5 106 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  CDA17679  Abronia umbellata Austin Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de la Cruz; N side of point Sierra Nevada at mouth of Arroyo de la Cruz. 0 Comment
  RSA0025949  Abronia umbellata Jerry A. Powell 1972-6-1 929 San Luis Obispo Oso Flaco Lake, 5 miles S of Oceano. Comment
  OBI73525  Abronia umbellata var. umbellata David J. Keil 1990-4-26 21398 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  OBI22782  Acacia cultriformis Jack M. Farrell 1955-2-21 117 San Luis Obispo Cal Poly campus Comment
  OBI73179  Acacia dealbata Matt Ritter 2010-1-16 5018 San Luis Obispo Street tree in SLO Comment
  SBBG95642  Acer macrophyllum D. Keil with M. Luckow 1982-3-7 15694 San Luis Obispo between Santa Margarita and Cuesta summit along US 101, at turnout to bicycle path just N of Cuesta summit Comment
  UCR42658  Achillea millefolium C. F. Smith 1975-5-13 10841 San Luis Obispo Guadalupe Oil Field north of Santa Maria River. 45 Comment
  OBI75996  Achnatherum speciosum David J. Keil, with Rhonda Riggins 2003-4-23 30130 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. Vicinity of 35.09798 deg. N x 119.82927 deg. W 1257 Comment
  UC1125434  Achyrachaena mollis G. T. Nordstrom 1937-4-28 1138 San Luis Obispo 1.4 mi sse Lincoln School; Adelaida Quad. 320 Comment
  OBI56685  Achyrachaena mollis David J. Keil 1998-5-6 27091 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  SBBG104243  Acmispon americanus F. L. Johnson, E. A. Young 1993-5-23 ROB 538 San Luis Obispo 1 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI12959  Acmispon glaber var. glaber Robert F. Hoover 1964-6-11 9040 San Luis Obispo Just S of Hazard Cyn Comment
  OBI12962  Acmispon glaber var. glaber Robert F. Hoover 1967-6-9 10626 San Luis Obispo Dunes at S end of Morro Bay Comment
  OBI19378  Acmispon glaber var. glaber D. Waive Stager 1972-8-7 26 San Luis Obispo Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI54158  Acmispon glaber var. glaber David J. Keil, Kathleen Keil 1995-4-15 24893 San Luis Obispo Shell Creek rd, ca. 1/2 mi N of jctn with Calif rte 58 Comment
  SBBG67358  Acmispon heermannii var. orbicularis R. Hoffmann 1930-4-19 San Luis Obispo Oceano Comment
  SBBG107959  Acmispon junceus C. B. Hardham 1956-12-2 1578 San Luis Obispo Cambria Comment
  OBI27040  Acmispon junceus var. junceus James Courtney 1981-2-23 36 San Luis Obispo Pennington Crk Bio Reserve Comment
  SBBG96054  Acmispon strigosus D. Keil 1986-4-8 19131 San Luis Obispo BLM land on E side of Santa Margarita Lake Comment
  OBI57122  Acmispon strigosus Danielle DeRome 1994-5-8 589411 San Luis Obispo Poly Cyn. In the hills WNW above the Peterson Ranch just ESE of the RR tracks Comment
  OBI28539  Acmispon wrangelianus John Jackman & Julie Truesdale, Julie Truesdale 1980-1 2 San Luis Obispo MacGillivary Ranch, Adelaida. On hilltoop W of the airstrip Comment
  UCD78293  Acmispon wrangelianus Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4643 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
Read comments
Mar 27 2011
  SBBG117834  Acourtia microcephala M. Wetherwax, E. Painter 2001-6-13 CR 253 San Luis Obispo near San Marcos Rd boundary; Camp Roberts 301 Comment
  OBI31018  Adenostoma fasciculatum Julie M. Vanderweir 1979-5-11 19 San Luis Obispo Indian Knob Tar Sands Comment
  OBI58688  Adenostoma fasciculatum David J. Keil 1998-4-27 26929 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  CAS-BOT-BC139896  Adenostoma sparsifolium R. F. Hoover 1946-8-17 6297 San Luis Obispo Upper Arroyo Grande 5 mi. above County Park Comment
  OBI58691  Adenostoma sparsifolium David J. Keil 1998-8-26 28046 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of rock Front Ranch, N of Hwy 166. Comment
  CAS-BOT-BC251063  Ageratina adenophora M. Wetherwax; E. L. Painter; David Keil 2001-5-17 SLO- 77 San Luis Obispo Camp San Luis Obispo. West side of Dairy Creek brige near jct of Amador & Mendocino Streets, under bridge 100 Comment
  CAS-BOT-BC22900  Agoseris heterophylla Ernest C. Twisselmann 1955-5-4 1918 San Luis Obispo Palo Prieta Canyon, 5 1/2 miles south of Cholame 594 Comment
  CAS-BOT-BC46074  Agoseris heterophylla var. cryptopleura Ira L. Wiggins 1929-4-13 3432 San Luis Obispo 3 miles south of Paso Robles Comment
  OBI42190  Agoseris heterophylla var. cryptopleura David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19504 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  RSA595249  Agoseris heterophylla var. heterophylla R. S. Woglum 1938-4-22 1568 A San Luis Obispo Inner Coast Ranges, near Cholame. Comment
  SBBG109892  Agrostis capillaris C. B. Hardham 1958-7-20 3755 San Luis Obispo Coon Crk, York Mtn, W of Templeton Comment
  CAS-BOT-BC127030  Agrostis exarata R. F. Hoover 1950-6-20 7988 San Luis Obispo 6 miles west of Templeton on road to Cambria. Comment
  OBI22543  Agrostis exarata Robert F. Hoover 1947-5-23 7174 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  CAS-BOT-BC139724  Agrostis gigantea R. F. Hoover 1966-9-16 10032 San Luis Obispo Santa Margarita Creek 2 miles north of Santa Margarita. Comment
  SEINET10790260  Agrostis hooveri Robert F. Hoover 1946-6-15 Hoover 6152 San Luis Obispo Near Rinconada Mine (w. of Pozo), in white rocky (diatomaceous?) soil. Comment
  OBI79712  Agrostis pallens David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31372 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  CAS-BOT-BC138974  Agrostis pallens Clare B. Hardham 1960-6-27 6328 San Luis Obispo Santa Lucia Mountains. Black Mountain. Cayucos Road, Route 41. Comment
  OBI66389  Aira caryophyllea David J. Keil 2006-5-24 30454 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  SEINET14062601  Aira caryophyllea D. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-1 14042 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
  RSA714095  Albizia lophantha George K. Helmkamp 2003-12-18 8234 San Luis Obispo Arroyo Grande, Courtland Ave. one block S of Grand Ave. Brooklyn Creek, opposite San Francisco. 15 Comment
  OBI17360  Allenrolfea occidentalis Robert F. Hoover 1946-9-15 6418 San Luis Obispo Soda Lake, Carrizo Plain Comment
  UC1133826  Allium crispum T. M. Hendrix 1937-4-26 107 San Luis Obispo 5.3 mi ene Highland School; Pozo Quadrangle Comment
  SBBG112499  Allium fimbriatum var. fimbriatum D. Keil 1986-4-13 19159 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI69904  Allium fimbriatum var. fimbriatum D. R. Miller 2005-5-24 505 .802 San Luis Obispo Pine Mt Region. In Almaden flats, upper headwaters of North fork ofPico crk 853 Comment
  OBI75249  Allium haematochiton David J. Keil 2011-5-12 31016 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 345 Comment
  UCSB52116  Allium haematochiton Farneman, H. 1967-3-26 San Luis Obispo North shore of lake Nacimiento, near Bee Rock Campground, access by Interlake and Bee Rock Roads; Santa Lucia Mts. 365 Comment
  CAS-BOT-BC135839  Allium hickmanii Lewis S. Rose 1936-3-19 36080 San Luis Obispo San Simeon 6 Comment
  SBBG107894  Allium lacunosum var. lacunosum C. B. Hardham 1960-6-3 5997 San Luis Obispo Cuesta Sargent Cypress Forest, N of San Luis Obispo Comment
  CAS-BOT-BC474297  Allium unifolium Clare B. Hardham 1960-5-5 5742 San Luis Obispo Between Pine Mt. and Rocky Butte 762 Comment
  RSA163858  Allophyllum divaricatum Clare B. Hardham 1962-5-6 10074 San Luis Obispo Santa Lucia Mountains: Franklin creek west of Adelaida. Comment
  SBBG104366  Alnus rhombifolia F. L. Johnson, N. A. McCarty 1993-10-15 ROB 734 San Luis Obispo Nacimiento River at Sherwood Forest; Camp Roberts Comment
  SEINET3929532  Alnus rhombifolia David Keil 1986-9-27 19769 San Luis Obispo Ca. 1/2 mile E of Pine Canyon Forest Station along California 166.; 0 Comment
  UCR247991  Alnus rhombifolia David J. Keil 1986-9-27 19769 San Luis Obispo Santa Barbara/San Luis Obispo County Line, c. 1/2 mi east of Pine Canyon Forest Station along CA Hwy 166 259 Comment
  OBI38229  Amaranthus albus Eric Wise 1983-10-25 1858 San Luis Obispo Creston Lake. Approx 1/2 mi S of Creston. 1/2 mi S of lake in pond Comment
  OBI69960  Amaranthus albus D. R. Miller 2006-7-21 706 .839 San Luis Obispo Pine Mt Region. At Ann & Evan Wrides property, Pico Crk drainage 900 Comment
  RSA720302  Amaranthus deflexus George K. Helmkamp 2003-7-31 8061 San Luis Obispo Central Coast: west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  UCR147226  Amaranthus retroflexus George K. Helmkamp, E. A. Helmkamp 2004-8-15 8785 San Luis Obispo Central Coast, Nipomo Mesa. Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi S. of jct. of Halcyon Rd., SE of Oceano 76 Comment
  UC2027032  Ambrosia acanthicarpa Greg Wilvert 2005-10-5 530 San Luis Obispo Southeast Half of the Caliente Range. 2.0km E of Lawson Spring along Padrones Canyon Road Comment
  SBBG61142  Ambrosia chamissonis R. Hoffmann 1930-4-17 San Luis Obispo Arroyo Grande Comment
  OBI79902  Ambrosia psilostachya D. R. Miller 2013-9-29 913 .1083 San Luis Obispo Along Railroad tracks in Paso Robles, Between 12th and 14th street. 300 Comment
  OBI33320  Ammannia coccinea David J. Keil 1983-10-23 18013 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  OBI54495  Ammophila arenaria Todd Wendler 1981-5-19 s.n. San Luis Obispo W of Nipomo .4 mi W of State hwy 1 at Oso Flaco Rd Comment
  OBI56378  Amorpha californica Chris Dunbar 1978-4-28 47 San Luis Obispo 2-3 mi out private property road on right side of Lopez Dr., 1 mi from Orcutt road Comment
  JEPS99309  Amorpha californica Clare B. Hardham 1959-6-8 4759 San Luis Obispo along Delagana stream, Cypress Mountain Santa Lucia Mountains Comment
  RSA121736  Amorpha californica A. E. Wieslander 1934-4-26 460 San Luis Obispo Hi. Mtn. Lookout. 610 Comment
  CDA21052  Amorpha californica var. californica G. F. Hrusa 1993-5-21 11056 San Luis Obispo South Coast Ranges; Big Falls Creek. s on W side of creek approx. 3/4 mi. upstream from confluence with Lopez Creek. Comment
  UC573216  Amorpha californica var. californica T. M. Hendrix 1937-6-6 263 San Luis Obispo 1.5 mi nw New District School; Pozo Quadrangle 472 Comment
  CAS-BOT-BC180591  Amorpha californica var. californica Alice Eastwood 1928-5-17 15147 San Luis Obispo Along old road to Pozo Comment
  UC410840  Amorpha californica var. californica Alice Eastwood 1928-5-17 15147 San Luis Obispo along old road to Pozo Comment
  UC1084615  Amsinckia douglasiana Francia Chisaki, Peter Kamb 1952-4-4 2193 San Luis Obispo 0.9 mi by road e of La Panza (on south side of valley) 533 Comment
  CDA16838  Amsinckia furcata G. F. Hrusa, L. Saslaw 2001-4-12 15775 San Luis Obispo Carrizo Plain; N end of Elkhorn Plain. Comment
  RSA585848  Amsinckia intermedia G. Fred Hrusa 1995-5-28 12239 San Luis Obispo Black Butte Research Natural Area. SE base of Peak 3. 500 Comment
  SBBG124147  Amsinckia intermedia D. Wilken with E. Painter 2011-5-2 17947 San Luis Obispo coastal flat at mouth of Oak Knoll Crk, E of Hwy 1 1 Comment
  SBBG95287  Amsinckia intermedia F. A. Lindholm 1971-4-8 140 San Luis Obispo 6 mi N of Cayucos 487 Comment
  OBI3777  Amsinckia menziesii Elizabeth Rudd 1971-3-30 188 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  UC1314905  Amsinckia spectabilis var. microcarpa R. F. Hoover 1967-5-6 10526 San Luis Obispo Jack Lake Comment
  OBI5628  Amsinckia spectabilis var. spectabilis Sharon Jochums 1974-5-19 274 San Luis Obispo Marine terr of San Simeon Point Comment
  POM262035  Amsinckia tessellata var. gloriosa I. L. Wiggins 1929-4-13 3430 San Luis Obispo Paso Robles. Comment
  UC1178301  Amsinckia tessellata var. gloriosa Ray and Chisaki 1951-5-7 K 88 San Luis Obispo e of Paso Robles Comment
  OBI69447  Amsinckia tessellata var. tessellata David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30501 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  UC1061766  Amsinckia tessellata var. tessellata E. Armstrong 1934-4-1 1144 San Luis Obispo 6 mi w Pozo 457 Comment
  UCD119880  Amsinckia tessellata var. tessellata T. C. Fuller 1962-3-1 7734 San Luis Obispo San Luis Obispo County: Hwy 466, 2 mi. w. of road to Shandon. Comment
  OBI69969  Amsinckia tessellata var. tessellata David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake rd on ranch managed by the Nature Conservancy Comment
  SD231080  Amsinckia vernicosa James R. Shevock, Jack Zaninovich 1983-3-30 10222 San Luis Obispo South Coast Ranges. 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. 800 Comment
  OBI2768  Anaphalis margaritacea Robert F. Hoover 1946-9-22 6449 San Luis Obispo Cambria Comment
  OBI31956  Anaphalis margaritacea David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15663 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  CAS-BOT-BC278783  Ancistrocarphus filagineus R. C. Wenk 2007-4-20 651 San Luis Obispo Carrizo Plain National Monument, above Selby Rocks campground. Foothills of the Caliente Range 731 Comment
  SBBG5585  Androsace elongata C. B. Hardham 1960-4-4 5301 San Luis Obispo hills near mouth of Cantinas Crk 243 Comment
  OBI79355  Androsace elongata David J. Keil, with Matt Ritter, George Butterworth and Jepson Herbarium Weekend Workshop participants 2012-4-20 31291 San Luis Obispo Carrizo Plains Ecological Preserve. Chimineas Ranch (California Department of Fish and Game). Canyon west of ranch headquarters Comment
  OBI37340  Anemopsis californica Eric Wise 1981-5-14 310 San Luis Obispo Sweet Springs marsh. NW of 4th and Ramona, Los Osos Comment
  RSA769927  Anemopsis californica David J. Keil 2009-6-30 30624 San Luis Obispo San Luis Obispo Rainwater detention basin behind Marigold Shopping Center (intersection of Broad Street and Tank Farm Road) 55 Comment
  UC1136006  Anemopsis californica W. A. Peterson 1936-7-9 338 San Luis Obispo Cuyama Ranch 670 Comment
  OBI38212  Anthemis cotula Eric Wise 1981-7-1 891 San Luis Obispo Oso Flaco Lake Comment
  OBI65961  Anthemis cotula Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 25 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1. Along Gilardi Rd at Silhouette Shooting Range marsh below pumping house. N of hwy 1 56 Comment
  OBI74651  Antirrhinum kelloggii David J. Keil 1987-5-6 20135 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  SBBG96096  Antirrhinum kelloggii D. Keil, M. Meredith 1984-4-14 18125 San Luis Obispo S of Arroyo de la Cruz, N of San Simeon Comment
  OBI75788  Antirrhinum multiflorum Al Lindholm 1967-4-10 177 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
  OBI56446  Antirrhinum multiflorum David J. Keil 1999-5-27 28351 -1 San Luis Obispo Road along Cuesta Grade, ca. 2 miles east from US 101. Comment
  OBI30665  Apiastrum angustifolium David J. Keil 1981-5-19 14733 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  UCR121768  Apiastrum angustifolium George K. Helmkamp 2002-4-20 7461 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  OBI55223  Apiastrum angustifolium Greg Frugoli 1997-4-7 24 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres NF (hwy 58 burn area) 853 Comment
  RSA128131  Apiastrum angustifolium Clare B. Hardham 1959-6-10 4880 San Luis Obispo Old Creek-Toro Creek Road Comment
  UC1191947  Apium graveolens Malcolm A. Nobs, S. Galen Smith 1948-9-9 661 San Luis Obispo s of Pismo Beach Comment
  OBI80016  Apocynum cannabinum David J. Keil 2013-7-6 31823 San Luis Obispo San Luis Range. Prefumo Canyon Road. Creek bottom at bridge 2 90 Comment
  OBI20495  Aralia californica Robert F. Hoover 1965-9-7 9535 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton 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
  RSA623882  Arbutus menziesii Jon E. Keeley, Melanie Baer 1993-9-4 24355 San Luis Obispo Morro Bay State Park Campground entrance. 10 Comment
  CAS-BOT-BC25046  Arctostaphylos cruzensis Clare B. Hardham 1966-2-25 14011 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC25050  Arctostaphylos cruzensis Roman Gankin; W. R. Russell 1962-2-22 339 San Luis Obispo N-facing slope of hill just to the S of Arroyo de la Cruz, 1.5 mi E of State Highway 1, 9.4 mi N of entrance to Hearst Comment
  CAS-BOT-BC25049  Arctostaphylos cruzensis Roman Gankin 1963-4-11 356 San Luis Obispo One mile N of Arroyo de la Cruz, N San Luis Obispo County. Comment
  OBI30234  Arctostaphylos cruzensis Dan Taylor 1976-2-22 s.n. San Luis Obispo Collected 1 mi E of Piedras Blancas Lighthouse Comment
  OBI14696  Arctostaphylos glandulosa subsp. cushingiana B. A. Smith 1966-4-3 4 San Luis Obispo 3 mi E of hwy 101 on Cuest Ridge Trail 732 Comment
  RSA630664  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Melanie Baer Keeley 1993-9-3 24342 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  UCD51262  Arctostaphylos glauca Roman Gankin; W. R. Hildreth 1967-10-12 1138 San Luis Obispo 0.4 mile southeast of Pozo summit. Comment
  CAS-BOT-BC39211  Arctostaphylos glauca R. F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  SD71400  Arctostaphylos glauca var. puberula R. F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi. above county park Comment
  SD71290  Arctostaphylos hookeri R. F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz, on hill top. Comment
  UCD51499  Arctostaphylos hookeri Roman Gankin 1965-4-1 479 San Luis Obispo 1/4 mile east of State Highway 1 on hill just north of Arroyo de los Chinos; ca. 15 miles north of San Simeon. Comment
  SBBG83912  Arctostaphylos morroensis R. Gankin, L Srivastara, C. Lamoreux 1958-2-5 271 San Luis Obispo S end of Morro Bay Comment
  UC1281483  Arctostaphylos morroensis H. E. McMinn 1936-3-5 4366 San Luis Obispo Hazard Canyon Comment
  OBI14626  Arctostaphylos morroensis Robert J. Rodin 1969-1 San Luis Obispo Comment
  SBBG112487  Arctostaphylos morroensis C. Bornstein, E. Collins 1994-4-23 San Luis Obispo Los Osos, E of Highland Drive 30 Comment
  CAS-BOT-BC39806  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16845 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC39828  Arctostaphylos obispoensis Clare B. Hardham 1957-3-30 1588 San Luis Obispo Santa Lucia Mountains - Cypress Mt. 853 Comment
  SBBG41171  Arctostaphylos obispoensis R. F. Hoover 1958-3-26 8434 San Luis Obispo NW of Cuesta Pass Comment
  SBBG96705  Arctostaphylos obispoensis D. A. Young, S. Junak, M. Carroll 1989-3-13 1846 San Luis Obispo W end of Cuesta Ridge Botanical Area near the end of the reserve Comment
  UCD52922  Arctostaphylos obispoensis Roman Gankin 1963-4-10 355 San Luis Obispo About 6 mi. east of Morro Bay on HWY 466. Comment
  CAS-BOT-BC39864  Arctostaphylos obispoensis W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mountains - east of pass on road to San Luis Obispo. Comment
  RSA643883  Arctostaphylos obispoensis C. B. Wolf 1929-4-16 3654 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  SBBG109405  Arctostaphylos obispoensis C. B. Hardham 1966-3-22 14035 San Luis Obispo headwaters of Arroyo de la Cruz Comment
  UCD52919  Arctostaphylos obispoensis Roman Gankin 1958-2-6 278 San Luis Obispo A quarter mile northeast of Cuesta Pass, off of old section of U.S. Highway 101. Comment
  OBI39761  Arctostaphylos osoensis David J. Keil 1985-6-22 18925 San Luis Obispo Halfway between Los Osos Valley rd and Los Olivos on E side of south Bay blvd Comment
  SBBG34152  Arctostaphylos pechoensis R. Gankin, W. R. Hildreth 1966-6-8 806 San Luis Obispo ca. 0.5 mi SE of summit, See Cyn Rd Comment
  UCD53505  Arctostaphylos pechoensis var. cruzensis Roman Gankin 1965-4-1 476 San Luis Obispo 1/4 mile east of State Highway 1 on hill just north of Arroyo de los Chinos; ca. 15 miles north San Simeon. Comment
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Dec 19 2016
  CAS-BOT-BC44385  Arctostaphylos pilosula Gertrude Sinsheimer 1928-6-1 s.n. San Luis Obispo San Luis Obispo Co. Comment
  UC1309681  Arctostaphylos pilosula H. C. Lee 1936-2-26 427 San Luis Obispo Price Canyon Arroyo Grande Quadrangle 91 Comment
  UCD53658  Arctostaphylos pilosula A. E. Wieslander 1933-3-28 2757 San Luis Obispo Pismo Creek. Comment
  JEPS49497  Arctostaphylos pilosula A. E. Wieslander 1935-2-19 930 San Luis Obispo Miles Comment
  OBI53055  Arctostaphylos pilosula David J. Keil, Randi McCormick 1995-5-9 25055 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI81132  Arctostaphylos pilosula David J. Keil, with Lynne Dee Oyler 1990-3-16 21342 San Luis Obispo Arroyo Grande West side of Oak Park Rd. Comment
  RSA142413  Arctostaphylos pilosula subsp. pilosula Clare B. Hardham 1961-5-18 7122 San Luis Obispo Santa Lucia Mountains: 4 miles west of Ocean View Mine, Between Pine Mountain and Burnett Peak. Comment
  UCR140410  Arctostaphylos rudis George K. Helmkamp 2004-2-19 8304 San Luis Obispo Central Coast, NW of Nipomo, Pomeroy Rd, 0.2 mi N of Willow Rd. 91 Comment
  OBI71464  Arctostaphylos tomentosa David J. Keil 1999-3-23 28222 San Luis Obispo Montana de Oro State Park. Comment
  CAS-BOT-BC27284  Arctostaphylos vestita Mary Katherine (Mrs.) Brandegee 1889-6-1 17 San Luis Obispo San Simeon Comment
  UCD53556  Arctostaphylos viridissima A. E. Wieslander 1935-2-24 530 San Luis Obispo Head of Diablo Canyon. 548 Comment
  SEINET11998608  Arctostaphylos wellsii W. Knight, Knight, I. 1986-1 6338 San Luis Obispo Arroyo Grande oil field between Price Canyon Road and Indian Knob 91 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
  OBI19566  Arenaria paludicola Robert F. Hoover 1947-1 San Luis Obispo Comment
  UC964813  Arenaria paludicola G. Thomas Robbins 1950-5-13 3353 San Luis Obispo Along west of Oso Flaco Lake. Comment
  UC1602301  Argemone munita H. C. Lee 1936-5-28 642 San Luis Obispo 2 1/2 mi s of Round Top 106 Comment
  CAS-BOT-BC179717  Aristocapsa insignis Clare B. Hardham 1956-6-13 s.n. San Luis Obispo NE spur of Black Mountain, La Panza Range Comment
  SBBG58494  Armeria maritima subsp. californica R. Hoffmann 1931-1-28 San Luis Obispo Cambria Comment
  RSA195785  Armeria maritima subsp. californica E. C. Twisselmann 1967-4-27 12923 San Luis Obispo Mesa northeast of Piedras Blancas Point 5 Comment
  CAS-BOT-BC84922  Artemisia californica R. F. Hoover 1946-10-19 6505 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  RSA442314  Artemisia californica F. H. Elmore 1933-8-4 348 San Luis Obispo Avila; Port San Luis Comment
  UC1119863  Artemisia californica H. C. Lee 1936-6-2 654 San Luis Obispo 1 1/4 mi ne Pismo; Arroyo Grande Quadrangle Comment
  JEPS51969  Artemisia douglasiana Ernest C. Twisselmann 1965-11-2 11693 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean Arroyo de la Cruz 6 Comment
  OBI80825  Artemisia douglasiana David J. Keil 1992-1 22952 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  CDA15221  Artemisia dracunculus G. F. Hrusa, D. Ragan 1998-7-21 14759 San Luis Obispo Nipomo Dunes; Dunes immed. W of intersection of Callendar Rd. & Hwy 1. Comment
  UC1284977  Artemisia dracunculus R. F. Hoover 9256 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC90615  Artemisia dracunculus Mrs. R. W. Summers 1986-12-21 474 San Luis Obispo S.L. Obispo Comment
  SBBG107843  Asclepias C. B. Hardham 1958-6-20 3752 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  SBBG28563  Asclepias fascicularis E. C. Twisselmann 1967-8-23 13563 San Luis Obispo Eben McMillan residence, Choice Valley 701 Comment
  OBI21248  Asparagus asparagoides David Gleason 1964-3-1 19 San Luis Obispo 2105 Johnson, SLO Comment
  RSA170038  Asparagus officinalis Ernest C. Twisselmann 1964-7-4 9707 San Luis Obispo Dorothy Twisselmann Ranch 671 Comment
  SBBG21079  Asparagus officinalis E. C. Twisselmann 1964-7-4 9707 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  UC1874945  Aspidotis californica Ruth Kirkpatrick 2003-7-7 1167 San Luis Obispo Bishop Peak, along trail to summit. 320 Comment
  CDA42730  Aspidotis californica R. Raiche 1993-5-28 70 .93 San Luis Obispo Southern Santa Lucia Mountains; Garcia Moutains, Pine Mountain, ridge west of Stony Creek. Comment
  LA105619  Aster chilensis Barry A. Prigge; 1989-7-2 9002 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, from 0.6 to 1.1 mi. N of State Highway 1; ca. 2 mi. E of Morro Bay 30 Comment
  RSA232057  Aster radulinus C. W. Tilforth, John Dourley 1972-8-23 644 San Luis Obispo Cuesta Ridge, west of Cuesta Grade Summit, about 8 miles north of San Luis Obispo 549 Comment
  CAS-BOT-BC477885  Asteraceae J. Zaninovich 1980-5-4 955 -80 San Luis Obispo Junction of Highway 46 & 41. Occasional in grassy field. 609 Comment
  JEPS54515  Astragalus asymmetricus W. L. Jepson 1931-6-4 15892 San Luis Obispo Cholame 365 Comment
  UC1128837  Astragalus asymmetricus T. M. Hendrix 1937-6-1 230 San Luis Obispo 2.6 mi ene Huerhuero School; Pozo Quad., ene of Huerhuero School Comment
  CAS-BOT-BC177831  Astragalus curtipes Roxana S. Ferris 1929-4-13 7529 San Luis Obispo East of San Luis Obispo Comment
  POM224439  Astragalus curtipes L. S. Rose 1936-3-19 36084 San Luis Obispo 6 mi. NE of Morro Beach. Comment
  RSA43222  Astragalus curtipes Robert F. Hoover 1947-2-24 6622 San Luis Obispo First ridge W. of Cerro Romauldo. Comment
  RSA605957  Astragalus didymocarpus D. D. Keck, J. Clausen 1935-4-9 3088 San Luis Obispo Cholame 457 Comment
  CAS-BOT-BC182351  Astragalus didymocarpus var. didymocarpus R. F. Hoover 1952-4-20 8127 San Luis Obispo Near summit between Maricopa and Elkhorn Plain Comment
  CAS-BOT-BC182886  Astragalus douglasii Ernest C. Twisselmann 1952-1-1 304 San Luis Obispo Twisselmann Ranch, 7 miles south of Cholame 640 Comment
  UC81297  Astragalus douglasii L. Jared San Luis Obispo Comment
  SD244693  Astragalus douglasii David Keil 1998-5-6 27125 San Luis Obispo E of San Miguel, 2.1 miles S of Monterey Coounty line on Rahchita Canyon Road. Comment
  SEINET5325331  Astragalus douglasii J. Barber 1901-4-21 s.n. San Luis Obispo East of Paso Robles, bank of HuerHuero. Comment
  UC1551972  Astragalus douglasii var. douglasii Aaron Liston and James D. Morefield 1988-3-21 715 -2 San Luis Obispo approx. 22 air mi ne San Luis Obispo (Shell Creek Road 1.6 mi n Hwy 58); ne of San Luis Obispo 425 Comment
  UC1285207  Astragalus gambelianus R. F. Hoover 1958-4-23 8461 San Luis Obispo above Cayucos (South Fork Old Creek); , above Cayucos Comment
  CAS-BOT-BC178244  Astragalus gambelianus Ernest C. Twisselmann 1969-4-24 15181 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  JEPS86725  Astragalus lentiginosus var. nigricalycis Paul Sugnet 1988-3-4 San Luis Obispo near Soda Lake Road (Carrizo Plains); Wells Ranch Quad., Carrizo Plains 640 Comment
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Aug 4 2007
  CAS-BOT-BC178052  Astragalus lentiginosus var. nigricalycis Philip A. Munz 1951-4-13 16297 San Luis Obispo 20 miles west of McKittrick, State Hwy 178, edge of Carrizo Plain 762 Comment
  OBI13338  Astragalus lentiginosus var. nigricalycis Robert F. Hoover 1968-4-17 11044 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  OBI13327  Astragalus macrodon Robert F. Hoover 1952-5-24 8204 San Luis Obispo Caliente Mt. Comment
  SEINET948486  Astragalus macrodon Leslie Freeman 1963-1 173 San Luis Obispo About 1 mi. Southwest of Seaback Ranch headquaters. Caliente Mt. Soda Lake drainage. 747 Comment
  SD40157  Astragalus nuttallii Edith A. Purer 1932-8-28 4838 San Luis Obispo Oceano Comment
  OBI13316  Astragalus nuttallii var. nuttallii Robert F. Hoover 1948-5-14 7525 San Luis Obispo South of mouth of Islay Creek Comment
  RSA40287  Astragalus oxyphysus L. S. Rose 1948-4-24 48051 San Luis Obispo 4 mi. west of Cholame. 427 Comment
  UCSB26744  Astragalus oxyphysus Wilken, Dieter 1969-4-13 San Luis Obispo Carrizo Plain, 13.6 miles north of Reyes Station on road to California Valley Comment
  CAS-BOT-BC199111  Astragalus trichopodus var. phoxus Clare B. Hardham; C. Butterworth 1960-5-31 6014 San Luis Obispo South side of Hi Mountain, road to Arroyo Grande, Pozo District Comment
  RSA43032  Athyrium filix-femina subsp. cyclosorum Robert F. Hoover 1947-8-13 7368 San Luis Obispo Hazard Canyon Comment
  CAS-BOT-BC66137  Athyrium filix-femina var. cyclosorum R. F. Hoover 1947-7-26 7327 San Luis Obispo Near Piedras Blancas Point (just north of) Comment
  OBI57192  Athysanus pusillus David J. Keil 1998-5-11 27197 San Luis Obispo Caliente Range. 4.9 mi from Soda Lake Rd. along Selby Rd. Comment
  CAS-BOT-BC16354  Athysanus unilateralis Eben McMillan 1952-5-7 116 San Luis Obispo Pinole Springs -- 10 miles south, 16 miles east Shandon. Comment
  JEPS59401  Atriplex W. L. Jepson 1932-4-3 16222 a San Luis Obispo opposite Elkhorn Scarp (Carrizo Plain); , opposite Elkhorn Scarp 640 Comment
  CAS-BOT-BC170570  Atriplex Ira L. Wiggins 1929-4-16 3622 San Luis Obispo Beach dunes 4 miles north of Moro. Comment
  OBI57387  Atriplex argentea var. expansa David J. Keil 1998-6-8 27718 San Luis Obispo Along Bitterwater Rd. in Choice Valley. Vicinity of Grant Lake. T27S R17E Sect.9 Comment
  UC1191361  Atriplex californica Malcolm A. Nobs, S. Galen Smith 1949-6-24 860 San Luis Obispo salt marshes at e end Morro Bay; e end Morro Bay Comment
  UCD97271  Atriplex californica Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo San Luis Obispo County: Oso Flaco Lake area, N. of Lake. N of Oso Flaco Creek mouth. Comment
  OBI17333  Atriplex coronata Robert F. Hoover 1946-10-6 6478 San Luis Obispo Cholame Comment
  SEINET3931246  Atriplex coronata Robert E. Preston 1998-6-17 1147 San Luis Obispo 1.3 mi E of Simmler, on N side of Hwy 58, ca. 300 ft. N of road. Simmler 7.5' quad.; 0 634 Comment
  OBI56290  Atriplex coronata var. coronata George Butterworth 1999-7-9 304 San Luis Obispo Carrizo Plain Natural Area. Beside Panorama Rd, 1.9 mi N of Soda Lake rd T32S R21E S6 NWQ Comment
  OBI17304  Atriplex lentiformis Robert F. Hoover 1964-5-10 8751 San Luis Obispo Near Estrella, along Estrella River 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
  CDA17533  Atriplex leucophylla Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; On the bay side ca. 1/3 way S. of point on Morro Bay Sandspit. 0 Comment
  RSA43053  Atriplex leucophylla Robert F. Hoover 1947-8-13 7369 San Luis Obispo Mouth of Hazard Canyon. Comment
  CAS-BOT-BC176580  Atriplex polycarpa R. F. Hoover 1966-10-7 10132 San Luis Obispo Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  OBI76895  Atriplex prostrata D. R. Miller 2011-9-25 911 .1003 San Luis Obispo At San Carpoforo Beach 9 Comment
  SBBG42997  Atriplex prostrata L. W. Edge 1971-10-7 San Luis Obispo Morro Bay State Park Comment
  POM180542  Atriplex semibaccata Roxana S. Ferris 1929-4-15 7638 San Luis Obispo 2 miles north of Morro on the coast road, Comment
  CDA16025  Atriplex spinifera G. F. Hrusa, T. D. Wilfred 2000-9-29 15691 San Luis Obispo Carrizo Plain; S end of Soda Lake immed. E of Soda Lake Rd. Shrub, 4 ft. by 4 ft., 579 Comment
  CDA16138  Atriplex spinifera G. F. Hrusa 1999-3-14 14927 San Luis Obispo Carrizo Plain; N end of California Valley at Seven Mile Rd., 1.5 mi E of Soda Lake Rd. 594 Comment
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Feb 9 2011
  RSA115511  Atriplex subspicata E. C. Twisselmann 1955-10-1 2435 San Luis Obispo Morro Bay State Park: edge of bay, near golf course. 0 Comment
  CAS-BOT-BC170078  Atriplex vallicola Ernest C. Twisselmann 1954-6-5 1326 San Luis Obispo Soda Lake, Wastelands at South End, Carrisa Plans - Temblor Range and the Western San Joaquin Valley 563 Comment
  CAS-BOT-BC146088  Avena barbata Ernest C. Twisselmann 1955-4-26 1911 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Painted Rock, Carissa Plains. 731 Comment
  RSA0036679  Avena barbata LeRoy Gross, Evan Meyer 2014-4-15 6234 a San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road., Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon. Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  UC1130883  Avena barbata C. M. Belshaw 1936-3-23 1697 San Luis Obispo 1.9 mi sw Hollister Pk. (Plot 2); Cayucos Quadrangle 18 Comment
  CAS-BOT-BC146084  Avena barbata Ernest C. Twisselmann 1956-5-7 2784 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ian McMillan Ranchgrounds, GIllis Canyon. 487 Comment
  OBI40081  Avena barbata David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18641 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky butte lookout at locked gate 732 Comment
  CHSC36060  Avena fatua Paul Bailey 1972-4-22 104 San Luis Obispo 15 miles E of Cambria near Hwy 46, Lucia Range (coastal mtns). 182 Comment
  UC1130871  Avena fatua C. M. Belshaw 1936-3-23 1693 San Luis Obispo 1/2 mi nw Black Hills (Plot #1); Cayucos Quadrangle 60 Comment
  CAS-BOT-BC145735  Avena sativa John Thomas Howell 1964-6-29 40786 San Luis Obispo Cambria. Comment
  OBI31967  Baccharis glutinosa David J. Keil 1982-6-26 16224 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI38220  Baccharis glutinosa Eric Wise 1981-6-29 819 San Luis Obispo Celery Lake of Dune Lakes Comment
  UC1285127  Baccharis glutinosa R. F. Hoover 1946-8-3 6261 San Luis Obispo San Luis Range, Perfumo Canyon Comment
  UC87181  Baccharis glutinosa E. Palmer 1876-1-1 170 San Luis Obispo north of San Luis Obispo (Coast Range); , San Luis Obispo Comment
  OBI81214  Baccharis pilularis David J. Keil 2015-2-21 32677 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  CAS-BOT-BC99500  Baccharis pilularis Ernest C. Twisselmann 1968-10-21 15029 San Luis Obispo Buena Vista Drive, 1 mile north of Highway 46 190 Comment
  OBI6632  Baccharis pilularis subsp. consanguinea Greg Hassen 1975-10-18 64 San Luis Obispo Cal Poly campus. Growing along Poly Canyon rd. on both sides. Comment
  UCD129439  Baccharis pilularis subsp. consanguinea Roman Gankin 1966-2-17 668 San Luis Obispo San Luis Obispo County: ca. 1.5 miles east of Cuesta Pass off U.S. Highway 101. Comment
  OBI27191  Baccharis pilularis var. consanguinea Thomas Burrows 1981-4-30 149 San Luis Obispo Reservoir Cyn 145 Comment
  OBI16975  Baccharis salicifolia Robert J. Rodin 1962-6-9 6884 San Luis Obispo Cuyama Valley along Cuyama creek by bridge 43 mi East of Hwy 101 Comment
  RSA585580  Baccharis salicifolia M. D. Proctor, E. A. Young 1993-4-12 s.n. San Luis Obispo 1 km SW of Ranch House on Nacimento Rd. Comment
  UC2027146  Baccharis salicifolia subsp. salicifolia David J. Keil with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh and Taylor Crow 2013-5-2 31608 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River Valley along Avenales Ranch Road Comment
  CDA11349  Barbarea orthoceras G. F. Hrusa 1995-4-16 12072 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass. Approx. 1.5 m. NW of US 101. Comment
  OBI15185  Barbarea orthoceras Robert F. Hoover 1964-4-15 8726 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UCR122505  Barbarea orthoceras George K. Helmkamp, E. A. Helmkamp 2001-5-2 6616 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  UCR61732  Barbarea orthoceras George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  OBI75573  Bauhinia variegata Matt Ritter 2011-9-30 5090 San Luis Obispo On Cal Poly campus next to bldg 13 just of N Perimeter Rd Comment
  SBBG132327  Bellardia trixago D. Keil, T. Teed, Mariko Uchida 2001-6-15 29593 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  UCR161234  Bellis perennis George K. Helmkamp, E. A. Helmkamp 2004-12-6 8875 San Luis Obispo Central Coast, Arroyo Grande Community Center, Ash and Elm Streets 30 Comment
  CAS-BOT-BC75859  Berberis pinnata Ira L. Wiggins 1929-4-16 3650 San Luis Obispo 8 miles north of Cayucos. Comment
  OBI14782  Bergia texana Ernest C. Twisselmann 1952-7-7 324 San Luis Obispo Temblor Range and the W San Joaquin Valley, 6 mi S of Cholame Comment
  CAS-BOT-BC127994  Bidens pilosa John Thomas Howell 1960-3-22 35141 San Luis Obispo at the mission, San Luis Obispo Comment
  CAS-BOT-BC127809  Blepharizonia laxa Lewis S. Rose 1936-10-12 36737 San Luis Obispo Cholame 457 Comment
  RSA128188  Blepharizonia laxa Clare B. Hardham 1958-10-1 4030 San Luis Obispo Creston Road 6 miles east of Route 101 Comment
  UCD135799  Blepharizonia laxa Bruce G. Baldwin 1985-9-29 540 San Luis Obispo San Luis Obispo County: near junction of Shell Creek Road and San Juan Road. San Juan Creek. Comment
  CAS-BOT-BC478914  Bloomeria crocea var. crocea Ernest C. Twisselmann 1963-6-9 8387 San Luis Obispo Hills at the summit of Palo Prieta Canyon 678 Comment
  CAS-BOT-BC478918  Bloomeria crocea var. crocea Clare B. Hardham 1963-6-18 10828 San Luis Obispo Pinus radiata woods, Cambria Comment
  CAS-BOT-BC31045  Bolboschoenus maritimus Ernest C. Twisselmann 1969-11-4 16328 San Luis Obispo Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon. Comment
  CAS-BOT-BC7637  Bolboschoenus maritimus R. F. Hoover 1947-8-8 7356 San Luis Obispo Oceano. Comment
  OBI78843  Bolboschoenus maritimus David J. Keil 2013-8-29 31993 San Luis Obispo Morro Bay State Park. Just east of South Bay Blvd on south side of Los Osos Creek estuary 2 Comment
  OBI64601  Bowlesia incana David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28691 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  CAS-BOT-BC145411  Brachypodium distachyon John Thomas Howell 1964-6-29 40830 San Luis Obispo Cambria. Near Saint Paul's Episcopal Church. Comment
  CAS-BOT-BC29998  Brassica napus Ernest C. Twisselmann 1956-4-30 2727 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern SLO County. 670 Comment
  OBI28811  Brassica nigra David J. Keil 1981-4-24 14458 San Luis Obispo 10 mi E of jctn with Calif Rte 227 along Calif SR 58 Comment
  OBI15176  Brassica rapa R. R. La Belle 1967-4-2 14 San Luis Obispo Laguna Lake Comment
  OBI70735  Brassica tournefortii D. R. Miller 2009-3-13 309 .873 San Luis Obispo Along Santa Ysabel Ave at 15th St, Los Osos Comment
  UC2027030  Brickellia nevinii Greg Wilvert with Cedrick Villasenor and Ben Carter 2005-9-15 523 San Luis Obispo Southeast Half of the Caliente Range. Above Semper Spring Comment
  UC774555  Briza maxima Carl B. Wolf 1941-7-12 10989 San Luis Obispo along coast 1 mi n Pt. Sierra Nevada; Washington School 7 Comment
  CAS-BOT-BC484532  Brodiaea jolonensis Ernest C. Twisselmann 1954-4-30 1129 San Luis Obispo Palo Prieta Creek, near Palo Prieta Summit 579 Comment
  UCD60259  Bromus P. B. Kennedy 1919-4-10 s.n. San Luis Obispo San Luis Obispo County. Comment
  UC1130956  Bromus arenarius T. M. Hendrix 1937-5-3 141 San Luis Obispo 2 1/2 mi sw of El Dorado School 441 Comment
  UCD57632  Bromus arenarius A. A. Beetle 1942-4-15 3039 San Luis Obispo San Luis Obispo County: Southwestern part of county. Santa Maria River, near Taylor Spring. Comment
  OBI22439  Bromus arenarius Robert F. Hoover 1947-4-20 6979 San Luis Obispo Near El Dorado School (N of Pozo) Comment
  OBI39942  Bromus arenarius Tracy Sturm 1-2 May 82 s.n. San Luis Obispo Pilitas Microwave Station (summit) 1189 Comment
  SEINET3128751  Bromus berteroanus J. H. Barber 1900-4-15 sn San Luis Obispo Experiment Station, Paso Robles. Comment
  UCD59084  Bromus carinatus var. marginatus Ernest C. Twisselmann 1956-5-1 2730 San Luis Obispo San Luis Obispo Co.: The Temblor Range and the Western San Joaquin Valley. Summit of Gillis Canyon, 0.5 mile west of Eben McMillan Residence. 693 Comment
  RSA163790  Bromus diandrus Clare B. Hardham 1960-4-2 5283 San Luis Obispo Cambria Fields Comment
  OBI28806  Bromus diandrus David J. Keil, Melissa Luckow, Richared A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14451 San Luis Obispo 10 mi E of jctn with Calif rte 227 along Calif rte 58 Comment
  HSC91799  Bromus hordeaceus Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  JEPS70213  Bromus hordeaceus Robert J. Rodin 1970-5-5 8389 San Luis Obispo Nature Reserve, Camp San Luis Obispo Camp San Luis Obispo; Nature Reserve, Camp San Luis Obispo 15 Comment
  OBI22430  Bromus hordeaceus Robert F. Hoover 1964-4-14 8719 San Luis Obispo San Luis Obispo Comment
  UC1131053  Bromus hordeaceus C. M. Belshaw 1936-3-23 1698 San Luis Obispo 1.9 mi sw of Hollister Peak 18 Comment
  OBI2552  Bromus hordeaceus Larry E. Brown 1970-3-29 1762 San Luis Obispo HI Mtn Lookout near Pozo Comment
  OBI22463  Bromus japonicus Robert F. Hoover 1964-6-11 9024 San Luis Obispo E end of Los Osos Valley Comment
  OBI82608  Bromus laevipes David J. Keil, with Kathleen Keil 2016-6-26 33264 San Luis Obispo Santa Rita Road west of Templeton Comment
  OBI52743  Bromus madritensis subsp. madritensis David J. Keil, with V. L. Holland 1991-8-22 22569 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
  OBI31405  Bromus madritensis subsp. rubens Joy Nishida, Ginger King and Julie Oxford 1982-5-1 355 San Luis Obispo American Cyn campground. Grassy field used for grazing across stream from campground 524 Comment
  RSA201253  Bromus marginatus Eben McMillan 1953-5-8 147 San Luis Obispo E. McMillan Ranch, Choice Valley. Two miles south and eight miles east of Shandon Comment
  CAS-BOT-BC161763  Bromus rubens R. F. Hoover 1964-4-14 8710 San Luis Obispo San Luis Obispo. Comment
  OBI25602  Bromus sitchensis David J. Keil 1981-5-16 14703 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI47487  Bromus sitchensis David J. Keil, Art Webster 1984-4-29 18202 San Luis Obispo In cyn bottom of Lopez Wilderness Area Comment
  SBBG118259  Bromus sterilis A. Dilworth 1997-4-15 33 San Luis Obispo just S of N loop on Deer Trail Rd, Training Area S; Camp Roberts; LCTA Plot 20 320 Comment
  CAS-BOT-BC185629  Bromus tectorum Clare B. Hardham 1957-5-6 1832 San Luis Obispo Santa Lucia Mountains. 0.75 mile southeast of Atascadero Lake. Comment
  OBI35414  Cakile maritima Helen Jones 1982-9-21 41 San Luis Obispo Piedras Blancas Point Comment
  RSA660683  Cakile maritima A. C. Sanders, K. Berg 1985-3-3 5394 San Luis Obispo Oso Flaco Lake, S of Oceano at the end of Oso Flaco Lake Road. 3 Comment
  RSA484566  Cakile maritima var. maritima B. C. Templeton 1955-10 s.n. San Luis Obispo Near Moro Bay. Comment
  OBI10816  Calandrinia breweri Robert F. Hoover 1947-3-19 6697 San Luis Obispo Oak Park district Comment
  SD249258  Calandrinia breweri David Keil, Kathleen Keil 1990-4-7 21363 San Luis Obispo 3 miles from Highway 58 along Hwo 229 south of Creston. 365 Comment
  UCD100245  Calandrinia ciliata W. A. Peterson 1937-3-19 622 San Luis Obispo San Luis Obispo County: 1.5 mile west northwest of La Panza Ranch, La Panza. 533 Comment
  UCD84296  Callitriche heterophylla var. bolanderi 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
  RSA187162  Calochortus albus I. L. Wiggins 1929-5-21 3690 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  CAS-BOT-BC492180  Calochortus albus Alice Eastwood; John Thomas Howell 1938-6-14 5946 San Luis Obispo Cambria Comment
  SEINET8194180  Calochortus albus R. W. Summers 1885-1 s.n. San Luis Obispo Santa Lucia Mts. Comment
  UC715196  Calochortus albus Roxana S. Ferris 1939-6-2 9765 San Luis Obispo 16 mi e Paso Robles (on the Paso Robles-Adelaida road); San Lucia Mountains Comment
  UC119781  Calochortus clavatus Alice Eastwood 1902-6-13 San Luis Obispo between Carisa and Cuyama (near the boundary between Santa Barbara and San luis Obispo Counties) Comment
  UC1953222  Calochortus clavatus var. clavatus David Keil 2009-5-30 30614 San Luis Obispo Old Creek Road, ca. 0.5 miles east of entrance to Whale Rock Reservoir, east of Cayucos. Comment
  OBI17613  Calochortus obispoensis LynneDee Althouse 1977-5-23 111 San Luis Obispo Wolfe's horse ranch near San luis High School Comment
  SBBG40307  Calochortus obispoensis R. F. Hoover 1969-6-22 11378 San Luis Obispo Chorro Crk Cyn (Serrano Cyn) Comment
  SEINET10469606 Image available Calochortus obispoensis John G. Lemmon 1886-5-25 Lemmon s.n. San Luis Obispo Hills about San Luis Obispo, Cal. Comment
  UCSB57247  Calochortus obispoensis Callaway, R.; Ryan, P. 1987-5-21 San Luis Obispo Approx. 1 1/2 miles due east of Biddle Ranch Rd. and Rhighetti Rd. jct., 5 miles north of Upper Arroyo Grande Rd., Arroyo Grande 243 Comment
  CAS-BOT-BC132450  Calochortus palmeri R. F. Hoover 1947-5-31 7244 San Luis Obispo Mariana Creek, east side of La Panza Range Comment
  RSA0042191  Calochortus simulans LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6264 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  CAS-BOT-BC132511  Calochortus simulans R. F. Hoover 1956-5-18 8375 San Luis Obispo Rocky Canyon between Atascadero and Creston Comment
  OBI54858  Calochortus simulans David J. Keil 1997-4-18 26208 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  UC1927793  Calochortus simulans David Keil 1998-5-20 27311 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  OBI82631  Calochortus superbus David J. Keil 2015-7-8 33323 San Luis Obispo Santa Rita Road west of Templeton Comment
  UC337920 Image available Calochortus venustus unknown Jun 1887 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC496849  Calochortus venustus Alice Eastwood; John Thomas Howell 1936-5-9 2367 San Luis Obispo 6 miles nw. of Adelaida Comment
  RSA789271  Calycadenia villosa R. L. Carr 1998-6-27 3712 San Luis Obispo Red Hill Road near junction with Highway 58 (Carissa Highway), flat area of Navajo-Camatta Cr Divide. 607 Comment
  OBI082967  Calycadenia villosa Rhonda Riggins 1983-5-7 1480 San Luis Obispo Los Padres NAtional Forest. Mesa at Navajo Camp Road and Hwy 58. Uncommon on steep banks of red, rocky clay. Comment
  RSA0059875  Calystegia Francis H. Elmore 1938-8-4 350 San Luis Obispo Avila; Port San Luis. Comment
  CAS-BOT-BC221394  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1948-3-28 7434 San Luis Obispo Coast west of Cambria Comment
  OBI15314  Calystegia macrostegia subsp. cyclostegia Robert F. Hoover 1967-2-18 10209 San Luis Obispo Diablo Canyon, San Luis range Comment
  OBI25931  Calystegia macrostegia subsp. cyclostegia Lorraine Vinland 1981-7-3 12 San Luis Obispo Madonna Mt. Comment
  OBI31613  Calystegia macrostegia subsp. cyclostegia Turnquist, Smeltzer 1982-6-16 167 San Luis Obispo Laguna Lake park Comment
  OBI66931  Calystegia macrostegia subsp. cyclostegia David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29563 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  RSA710320  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
  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
  CAS-BOT-BC221368  Calystegia macrostegia subsp. cyclostegia Mrs. H. C. Cantelow 1937-4-1 2065 San Luis Obispo N.E. of Cayucos Comment
  RSA71102  Calystegia macrostegia subsp. cyclostegia F. W. Peirson 1925-3-25 5670 San Luis Obispo Morro Creek Divide 427 Comment
  SEINET7125868  Calystegia macrostegia subsp. intermedia R. R. Halse 2012-3-26 8438 San Luis Obispo Along State Hwy. 1 at the N edge of Cayucos, by exit 285. 29 Comment
  UC615557  Calystegia malacophylla subsp. pedicellata Beryl O. Schreiber 1934-4-1 1086 San Luis Obispo road to Santa Margarita from Pozo; road to Santa Margarita from Pozo Comment
  OBI15291  Calystegia soldanella P. J. Justen 1966-5-8 29 San Luis Obispo West side of the Baywood Park Sand Dunes Comment
  OBI15288  Calystegia subacaulis subsp. episcopalis Jack A. Wick 1951-5-30 s.n. San Luis Obispo Along fence near Cal Poly chicken range Comment
  SBBG109773  Camissonia C. B. Hardham 1957-6-6 2088 San Luis Obispo South Rd to Adelaida, 8 mi W of Paso Robles Comment
  JEPS81771  Camissonia campestris L. R. Heckard 1973-5-12 3401 San Luis Obispo along Las Politas Rd near Yaro Creek (about 4 air mi nw of Pozo) 502 Comment
  SBBG97515  Camissonia campestris subsp. campestris C. F. Smith 1991-4-9 12175 San Luis Obispo Maricopa Grade, Hwy 166, NE of turnoff to Hwy 33, between hwy and mtns leading to Caliente Peak Comment
  OBI67028  Camissonia campestris subsp. obispoensis David J. Keil 2000-8-2 29047 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondonada Road. Comment
  SBBG119685  Camissonia contorta E. Painter, M. Wetherwax with K. Downing 2002-5-9 CR 311 San Luis Obispo Sulphur Spring Crk Cyn; Camp Roberts 268 Comment
  JEPS99399  Camissonia contorta Clare B. Hardham 1958-4-12 3054 San Luis Obispo Atascadero Comment
  SJSU3355  Camissonia kernensis C. W. Sharsmith 1962-4-21 6837 San Luis Obispo lower reaches Recruit Canyon near Crocker Peak, Temblor Range Comment
  SBBG60521  Camissonia strigulosa M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI33632  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Robert J. Rodin 1972-3-29 8612 San Luis Obispo S of Oso Flaco in Nipomo Mesa Comment
  CAS-BOT-BC160286  Camissoniopsis cheiranthifolia subsp. cheiranthifolia K. L. Chambers 1966-8-30 2471 San Luis Obispo Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay Comment
  UCD103454  Camissoniopsis hirtella G. F. Hrusa 1995-5-28 12283 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. On access road to Peak 1 Radio Facility. 640 Comment
  UC1186553  Camissoniopsis intermedia E. G. Linsley and J. W. MacSwain 1959-4-28 59 -85 San Luis Obispo three mi e Santa Margarita ((quarry site)) Comment
  OBI11904  Camissoniopsis micrantha Robert F. Hoover 1967-5-6 10533 San Luis Obispo Jack Lake Comment
  UC1927749  Camissoniopsis micrantha David Keil 2006-5-7 30446 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 20.91'N, 120 31.20'W Comment
  OBI82555  Campsis radicans David J. Keil, with Bill Waycott et al. 2015-7-9 33332 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  CAS-BOT-BC37154  Capsella bursa-pastoris Ernest C. Twisselmann 1954-3-11 864 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place: 10 miles south of Cholame. Comment
  OBI80161  Cardamine californica David J. Keil 1992-4-12 22814 San Luis Obispo Laguna Lake City Park. 170 Comment
  OBI65858  Cardamine oligosperma D. R. Miller 23-Mar 394 -127 San Luis Obispo Pine Mt Region. Property E slope Pine Mt, Tobacco drainage 700 Comment
  RSA781224  Cardamine oligosperma A. C. Sanders 2011-2-21 38719 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  SBBG2435  Cardamine oligosperma C. B. Hardham 1957-3-25 1567 San Luis Obispo Las Tablas Crk, 7X Ranch Comment
  RSA0021412  Cardaria draba W. M. Arbaugh 1968-5-28 201 San Luis Obispo One mile east of Oso Flaco Lake. growing in ditches along cultivated fields Comment
  UCR130718  Cardionema ramosissimum George K. Helmkamp, E. A. Helmkamp 1999-5-22 4893 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  RSA643443  Carduus pycnocephalus R. D. Goeden, D. W. Ricker 1972-5-2 s.n. San Luis Obispo See Canyon Road, 4 miles north of San Luis Bay Rd., SW of San Luis Obispo 183 Comment
  SD227732  Carduus pycnocephalus G. K. Helmkamp, E. A. Helmkamp 1999-5-22 4903 San Luis Obispo Los Osos: N of the corner of Buckskin & Martingale streets. 60 Comment
  SBBG104358  Carduus pycnocephalus subsp. pycnocephalus D. A. Young, F. L. Johnson 1992-6-16 ROB 28 San Luis Obispo ca. 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  CAS-BOT-BC19316  Carex barbarae Roxana S. Ferris 1939-6-9 9774 San Luis Obispo Norther edge of Atascadero. Comment
  OBI38290  Carex cusickii David J. Keil 1985-5-5 18748 San Luis Obispo Black Lake Cyn on Nipomo Mesa SE of Oceano Comment
  OBI40978  Carex cusickii David J. Keil, Eric A. Wise 1985-4-25 18541 San Luis Obispo Black lake Cyn between Calif Hwy 1 and the Guadalupe Rd Comment
  SEINET3219601 Image available Carex densa Clare B. Hardham 1963-7-3 10908 San Luis Obispo Santa Lucia Mountains, Waterdog Creek 610 Comment
  OBI39346  Carex densa David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18713 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk Rd between Pine Mtn and Rocky Butte 869 Comment
  OBI6413  Carex harfordii Robert F. Hoover 1947-5-23 7183 San Luis Obispo Near Sunnyside School, Osos Valley Comment
  UCD140379  Carex hirtissima L. P. Janeway 1988-7-2 2972 San Luis Obispo Big Bar Mountain, along road 5.5 miles SW of Coyote Gap. 1188 Comment
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Dec 8 2017
  CAS-BOT-BC146580  Carex obispoensis Clare B. Hardham 1959-4-29 4337 San Luis Obispo Tributary of Stenner (or Steiner) Creek, San Luis Obispo Comment
  CAS-BOT-BC539869  Carex obispoensis R. F. Hoover 1969-6-23 11392 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI3886  Carex obispoensis Patricia Wiese 1971-4-18 23 San Luis Obispo Cuesta Botanical area, 2 mi NW from Cuesta Pass 762 Comment
  OBI52781  Carex obispoensis David J. Keil, Kathleen Keil Apr-92 s.n. San Luis Obispo W of San Luis Obispo in hills along dirt rd S of Prefumo Cyn rd Comment
  UCD140552  Carex pansa Malcom A. Nobs; S. Galen Smith 1948-9-9 662 San Luis Obispo San Luis Obispo County: south of Pismo Beach. Comment
  CAS-BOT-BC118548  Carex praegracilis Alice Eastwood; John Thomas Howell 1936-5-6 2231 San Luis Obispo Moro sands Comment
  OBI35089  Carex praegracilis Eric Wise 1981-5-14 317 -C San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Sweet Springs marsh. NW of 4th and Ramona, Los Osos Comment
  OBI40672  Carex praegracilis David J. Keil 1985-6-9 18800 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto lake Comment
  CAS-BOT-BC117475  Carex senta R. F. Hoover 1964-5-13 8828 San Luis Obispo Tassajera Creek. Comment
  OBI5356  Carex spissa Robert J. Rodin 1969-1 San Luis Obispo Comment
  OBI66580  Carex spissa D. R. Miller 1994-1 San Luis Obispo Comment
  OBI40359  Carex subbracteata David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18712 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk Rd between Pine Mtn and Rocky Butte 869 Comment
  OBI73441  Carex tumulicola David J. Keil, with Mike Mattina 2010-5-31 30813 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  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
  UC1583649  Carthamus lanatus David J. Keil 1977-8-6 K 12483 San Luis Obispo 1/2 mi e of South Bay Boulevard Turri Road Comment
  OBI55069  Carthamus lanatus Steven A. Junak 1990-7-12 4402 San Luis Obispo Santa Lucia Mts, along W Cuesta Ridge Rd ca 7.6 mi W of intersection with hwy 101, at access rd to electronic facility on Peak 2761 768 Comment
  OBI69469  Carthamus lanatus David J. Keil 2008-8-30 30559 San Luis Obispo Huasna Road southeast of Arroyo Grande, 3 miles southeast of junction with Branch Mill Road. 35 deg. 08'13.61"N x 120 deg. 29'19"W. 107 Comment
  JEPS53920  Castilleja John H. Weiler and T. Robbins 1959-8-8 59229 San Luis Obispo near Oso Flaco Lake, w side Comment
  OBI27049  Castilleja affinis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14032 San Luis Obispo CNPS Society photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI27553  Castilleja affinis Melinda Doud 1976-4-20 5 San Luis Obispo Clark Cyn 107 Comment
  OBI9695  Castilleja affinis Jesse Arnold 1964-2-25 26 San Luis Obispo W bank of Stenner Crk, across from Cal Poly swine unit Comment
  SBBG41744  Castilleja affinis subsp. affinis H. M. Pollard 1968-6-7 San Luis Obispo near Jack Lake, W of Union Oil Refinery on Southern Pacific railroad, S of Oceano Comment
  JEPS4853  Castilleja affinis subsp. affinis R. Bacigalupi 1949-4-8 3088 San Luis Obispo on road up to Lodge Hill Cambria Comment
  UC311250  Castilleja affinis subsp. affinis Philip A. Munz 1926-4-8 10166 San Luis Obispo 35 mi e Paso Robles Comment
  RSA0028083  Castilleja brevistyla Greg Wilvert 2005-4-6 186 San Luis Obispo S end of Horse Canyon, 4.3 kilometers N of New Cuyama. 655 Comment
  SBBG107675  Castilleja densiflora subsp. densiflora C. B. Hardham 1960-5-3 5599 San Luis Obispo Willow Crk, Elmer Cherry Ranch Comment
  OBI66487  Castilleja densiflora subsp. obispoensis David J. Keil 1995-3-31 24707 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon. Comment
  UC454836  Castilleja densiflora subsp. obispoensis E. P. Unangst 1908-4-12 San Luis Obispo Perfumo Canyon Comment
  OBI31449  Castilleja exserta Joy Nishida, Julie Oxford 1982-4-16 320 San Luis Obispo American Cyn. .6 mi S of american Cyn campground Comment
  OBI78354  Castilleja exserta Robert F. Hoover 1967-5-13 10564 San Luis Obispo Coast W of Cambria Comment
  SFV16331  Castilleja exserta P. M. Schiffman 1993-3-19 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Near Soda Lake. 585 Comment
  SBBG104916  Castilleja exserta subsp. exserta M. D. Proctor, E. A. Young 1993-3-18 ROB 229 San Luis Obispo 1 km S of Boy Scout Rd; Camp Roberts Comment
  OBI42375  Castilleja foliolosa David J. Keil 1986-4-8 19137 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  RSA0039717  Castilleja foliolosa LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6504 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
  OBI59664  Castilleja foliolosa David J. Keil, with V. L. Holland 1999-5-4 28329 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  RSA63024  Castilleja mollis L. S. Rose 1950-5-13 50125 San Luis Obispo Oso Flaco Lake region Comment
  CAS-BOT-BC38206  Caulanthus anceps Alice Eastwood; John Thomas Howell 1935-3-25 2003 San Luis Obispo Cholame. Comment
  CAS-BOT-BC38214  Caulanthus anceps Gertrude Sinsheimer 1932-3-1 s.n. San Luis Obispo Cholame. Comment
  CAS-BOT-BC38228  Caulanthus anceps R. F. Hoover 1948-4-12 7439 San Luis Obispo Cottonwood Pass (foothills on west side). Comment
  JEPS54051  Caulanthus anceps W. L. Jepson 1932-4-2 16198 San Luis Obispo Palo Prieto Canyon 502 Comment
  CAS-BOT-BC38243  Caulanthus anceps Lincoln Constance; Alan A. Beetle 1940-3-22 2536 San Luis Obispo California Inner Coast Ranges. Carrizo Plain, 10.5 miles south of Simmler. 762 Comment
  UC1614512  Caulanthus anceps Charles M. Belshaw 1935-3-30 457 San Luis Obispo near Cholame Comment
  CAS-BOT-BC38290  Caulanthus californicus Ethel Crum 1935-4-13 1728 San Luis Obispo Carrizo Plain, 33 miles from Maricopa on Cuyama Valley road. 609 Comment
  SD58238  Caulanthus californicus W. L. Jepson 1932-4-3 16214 San Luis Obispo Carrizo Plain, opposite Panorama Hills. Comment
  CAS-BOT-BC40468  Caulanthus inflatus Eben McMillan 1952-4-27 61 San Luis Obispo Garrita Canyon. 8 miles south, 14 miles east Shandon. Comment
  CAS-BOT-BC40471  Caulanthus inflatus H. D. Ripley; R. C. Barneby 1941-4-13 3244 San Luis Obispo Slopes of Temblor Range above Carrizo Plains. South SLO county. 1051 Comment
  JEPS27178  Caulanthus inflatus W. L. Jepson 1932-4-3 16224 San Luis Obispo Elkhorn Scarp Temblor Range, Elkhorn Scarp (se San Luis Obispo Co.) 670 Comment
  RSA522559  Caulanthus inflatus David J. Keil, R. Riggins, Kathryn Bay 1986-4-26 19290 San Luis Obispo SW flank of Temblor Range. 0.7 mile NE of Elkhorn Road on unnamed powerline corridor road. 777 Comment
  CAS-BOT-BC40361  Caulanthus lasiophyllus Clare B. Hardham 1959-4-25 4333 San Luis Obispo Santa Lucia Mountains. 3.7 miles north of San Antonio School, San Luca Road. Comment
  SBBG95329  Caulanthus lasiophyllus C. F. Smith 1988-3-1 12116 San Luis Obispo St Hwy 58, at hairpin turn on N slopes of Temblor Range near head of Temblor Crk 914 Comment
  CAS-BOT-BC49006  Ceanothus cuneatus Alice Eastwood 1928-5-16 18706 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC49014  Ceanothus cuneatus Alice Eastwood 1926-5-4 13850 San Luis Obispo Paso Robles Comment
  CDA17949  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18150 San Luis Obispo Montana de Oro State Park; Midway on wide bench in from ocean N of cable path, 100 yds. N of Hazard Canyon. 0 Comment
  OBI37714  Ceanothus cuneatus David J. Keil, Dirk Walters 1980-4-5 13758 San Luis Obispo Ca. 28 mi E of Santa Maria on Hwy 166 and N on Chimineas Ranch rd Comment
  SDSU10340  Ceanothus cuneatus D. F. Howe 1960-4-9 2841 San Luis Obispo Area east of Morro Bay. 61 Comment
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Jul 21 2012
  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
  RSA586586  Ceanothus cuneatus M. D. Proctor, E. A. Young 1993-3-17 s.n. San Luis Obispo 2 km SE of Twin Bridges on Boyscout Road. Comment
  UCD112083  Ceanothus cuneatus R. S. Woglum 1940-4-11 2582 San Luis Obispo San Luis Obispo County: near Parkhill. Comment
  UCSC000462  Ceanothus cuneatus Randall Morgan 1994-2-27 s.n. San Luis Obispo Mesa at head of Black Lake Canyon - Arroyo Grande Comment
  UCR162147  Ceanothus cuneatus subsp. fascicularis George K. Helmkamp, E. A. Helmkamp 2005-2-14 8912 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns; east of Lake Lopez, along Lopez Drive, 0.7 mi N of Hi Mountain Road 274 Comment
  CAS-BOT-BC64463  Ceanothus cuneatus subsp. fascicularis R. F. Hoover 1948-2-8 7414 San Luis Obispo 4 mi. w. of Nipomo Comment
  SD230277  Ceanothus cuneatus var. cuneatus Louis C. Wheeler 1959-8-5 7633 San Luis Obispo Cerro Alto. 456 Comment
  UC1071116  Ceanothus cuneatus var. cuneatus R. St. John 1933-4-3 363 San Luis Obispo Tierra Redonda Mt. Bradley quad. 426 Comment
  OBI34078  Ceanothus cuneatus var. cuneatus Tracy Sturm 1982-1 s.n. San Luis Obispo Pilitas Microwave Station (summit) Comment
  JEPS112888  Ceanothus cuneatus var. fascicularis Dean W. Taylor 1994-3-5 14181 San Luis Obispo Nipomo Mesa, undisturbed area along Pomeroy Road 0.3 mi N of junction with Willow Road 91 Comment
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Oct 7 2016
  JEPS114140  Ceanothus cuneatus var. ramulosus E. L. Painter, M. Wetherwax 2001-5-15 SLO- 194 b San Luis Obispo Near road to Primera and La Trinidad mines, ca. 1.0 road miles from Chorro Resevoir. Comment
  SBBG104392  Ceanothus cuneatus var. ramulosus F. L. Johnson Proctor 1993-2-20 ROB 147 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG46743  Ceanothus cuneatus var. ramulosus L. W. Edge 1973-4-9 271 San Luis Obispo near upper part of Prefumo Cyn Comment
  OBI10374  Ceanothus cuneatus var. ramulosus David Gleason 1964-2-9 7 San Luis Obispo 4 mi W of Atascadero Comment
  UC569705  Ceanothus foliosus B. Bolt 1936-6-4 753 San Luis Obispo 2.5 mi nw Cuesta; San Luis Obispo quad. 457 Comment
  UC1318214  Ceanothus foliosus Mildred J. Cady 1938-5-15 San Luis Obispo in canyon near Pozo Comment
  CAS-BOT-BC64413  Ceanothus foliosus subsp. medius R. F. Hoover 1947-5-31 7241 San Luis Obispo Pine Mountain of La Panza Range. Comment
  RSA285629  Ceanothus foliosus var. medius D. C. Michener 1982-7-22 4074 San Luis Obispo Cuesta Ridge road 2.1 miles NW from jct with US 101. Comment
  OBI10486  Ceanothus impressus Robert F. Hoover 1948-2-25 7422 San Luis Obispo Oak Park district, on sandstone hills Comment
  RSA1146  Ceanothus leucodermis B. D. Stark, H. E. McMinn 1929-7-16 1367 San Luis Obispo 2 miles S of Atascadero. 259 Comment
  RSA0005489  Ceanothus maritimus Robert F. Hoover 1948-1-24 7411 San Luis Obispo 1.8 miles N of Arroyo de la Cruz on Hwy 1 Comment
  CAS-BOT-BC50523  Ceanothus oliganthus R. W. Summers 1884-3-3 s.n. San Luis Obispo unspecified Comment
  UC1071312  Ceanothus oliganthus var. sorediatus A. E. Wieslander 1932-3-24 263 San Luis Obispo Near summit e of Pozo Pozo quad. 731 Comment
  UC569876  Ceanothus oliganthus var. sorediatus H. S. Yates 1936-3-27 5398 San Luis Obispo 1/2 mi ne La Panza; La Panza quad. 457 Comment
  CAS-BOT-BC50419  Ceanothus papillosus Ira L. Wiggins 1932-3-24 5849 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles Comment
  LA44913  Ceanothus papillosus Roxana S. Ferris; 1939-6-18 9790 San Luis Obispo San Lucia Mountains, summit road along S fork of Las Tablas Creek on Klau-Cambria rd 579 Comment
  SBBG44294  Ceanothus thyrsiflorus var. thyrsiflorus R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo 0.5 mi E of St Hwy 1, Arroyo de la Cruz, Hearst Ranch 60 Comment
  UCR160381  Centaurea calcitrapa George K. Helmkamp, E. A. Helmkamp 2005-6-9 9607 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  OBI82511  Centaurea cyanus David J. Keil, with Matt Ritter, Jenn Yost, Kristen Nelson, Jessica Adinolfi, Julia Harencar, and Jason Johns 2016-3-4 33535 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 400 Comment
  UCR91805  Centaurea iberica George K. Helmkamp 1996-5-27 1107 San Luis Obispo Central Coast, west side of San Luis Obispo, south-facing slope of Bishop Peak 280 Comment
  OBI62960  Centaurea melitensis David J. Keil 1992-6-5 23210 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  CAS-BOT-BC277114  Centaurea melitensis Clare B. Hardham 1956-9-15 1192 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  OBI3785  Centaurea melitensis Elizabeth Rudd 1971-6-10 302 San Luis Obispo 3 I NE of Santa Margarita 366 Comment
  OBI80669  Centaurea solstitialis David J. Keil 1992-10-19 23845 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI81344  Centromadia fitchii David J. Keil 1988-9-23 21143 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd. to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  SBBG7860  Centromadia pungens subsp. pungens C. B. Hardham 1958-5-28 3401 San Luis Obispo intersection of Oak Flat Rd and N Rd to Adelaida Comment
  OBI66602  Cerastium fontanum subsp. vulgare David J. Keil 1996-3-21 s.n. San Luis Obispo Laguna Hills Park, San Luis Obispo Comment
  OBI27353  Cerastium glomeratum Robert L. Allen, Nancy E. Arnold 1981-5-3 248 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts. 305 Comment
  CAS-BOT-BC207383  Cercis occidentalis Clare B. Hardham 1956-3-26 284 San Luis Obispo Santa Lucia Mountains, Morro Road Comment
  UCSB26562  Cercis occidentalis Ketcham, A. 1968-3-28 San Luis Obispo 6.5 miles from Morro Bay, on the Morro Bay Atascadero Road Comment
  OBI17670  Cercocarpus betuloides Dave Imper 1977-2-24 44 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  CAS-BOT-BC137165  Cercocarpus betuloides var. betuloides R. F. Hoover 1967-5-14 10576 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  OBI16801  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1967-4-9 10420 San Luis Obispo Panorama Hills S of Recruit cyn Comment
  CAS-BOT-BC277614  Chaenactis glabriuscula var. lanosa Eben McMillan 1952-4-26 59 San Luis Obispo Gillis Canyon, 2 mi. S., 4 mi. E. Shandon Comment
  CAS-BOT-BC279636  Chaenactis stevioides R. F. Hoover 1952-5-24 8202 San Luis Obispo Caliente Mt. Comment
  RSA201737  Chaenactis xantiana Robert F. Hoover 1952-5-25 8225 San Luis Obispo Caliente Mt. just west of peak Comment
  CAS-BOT-BC279735  Chaenactis xantiana R. F. Hoover 1947-3-30 6838 San Luis Obispo Fernandez Creek, on La Panza - Shandon road Comment
  SBBG118423  Chamaesyce maculata M. Wetherwax 2002-10-2 CR 375 San Luis Obispo Nacimiento River floodplain, just N of Bee Rock Rd, and low water bridge, Training Area P7; Camp Roberts 180 Comment
  UC447275  Chamaesyce ocellata Katharine Brandegee 1912-10-2 San Luis Obispo San Miguel Comment
  UC371179  Cheilanthes covillei R. E. Roadhouse 1905-4 3 San Luis Obispo San Luis Obispo Comment
  SD186163  Chenopodium berlandieri G. K. Helmkamp 2003-7-29 8040 B San Luis Obispo 0.6 mile south of Nipomo Hill in Arroyo Grande area. 46 Comment
  SD71240  Chenopodium berlandieri var. zschackei Ernest C. Twisselmann 1962-10-20 7934 San Luis Obispo Hardenburgh Place, north fork of Gillis Canyon. 563 Comment
  UCD97931  Chenopodium berlandieri var. zschackei Ernest C. Twisselmann 1960-8-12 5986 San Luis Obispo San Luis Obispo County: South end of Grant's Lake, Shandon. 585 Comment
  OBI51271  Chenopodium californicum Jan Barber 1994-4-2 136 San Luis Obispo San Simeon State Park Comment
  OBI62505  Chenopodium californicum L. D. Oyler, David J. Keil & K. foustini 1990-4-26 1099 San Luis Obispo Nipomo Dunes. Unocal pipeline that runs N-S through dunes Comment
  UCD98095  Chenopodium californicum G. F. Hrusa 1992-3-24 10364 San Luis Obispo San Luis Obispo County: Along Highway 46 right-of-way, approx. 6 miles E of Paso Robles. Comment
  RSA760937  Chenopodium macrospermum var. halophilum R. F. Thorne, P. Everett 1962-10-3 31428 San Luis Obispo Ditch near Oso Flaco Lake 8 Comment
  CDA3070  Chenopodium murale L. Julian 2000-11-8 43 San Luis Obispo State University BCEC. Stenner Creek Road and Bishop. Comment
  OBI82355  Chenopodium rubrum David J. Keil 2015-9-23 33409 San Luis Obispo San Luis Obispo. Dry bed of Laguna Lake 35 Comment
  CDA1900  Chloris virgata David J. Keil 1996-5-29 s.n. San Luis Obispo Between Creston & Atascadero along Highway 41. 0 Comment
  CAS-BOT-BC184860  Chloris virgata Ernest C. Twisselmann 1968-10-21 15028 San Luis Obispo Estrella Plains. Buena Vista Drive, 0.4 mile north of Highway 46. 213 Comment
  OBI22343  Chloris virgata John Thomas Howell 1954-11-2 30116 A San Luis Obispo Along Hwy at Shandon Comment
  OBI13070  Chlorogalum purpureum var. reductum Robert F. Hoover 1949-5-15 7691 San Luis Obispo 18 mi E of Creston on La Panza Rd (Hwy 58), plateau on Cammati-Navajo Divide Comment
  UC1296309  Chlorogalum purpureum var. reductum R. F. Hoover 1949-5-15 7691 San Luis Obispo 18 mi. e. Creston (on La Panza rd.) Comment
  OBI45188  Chloropyron maritimum subsp. maritimum Malcolm Mcleod 1987-7-12 1391 San Luis Obispo Morro Bay Sand Spit. Shelter Cove. W of Morro Bay Natural History Museum. E side of Sand Spit Comment
  OBI56676  Chondrilla juncea David J. Keil 1998-9-4 28080 San Luis Obispo Santa Margarita. 305 Comment
  OBI38299  Chorizanthe angustifolia David J. Keil 1985-5-5 18756 San Luis Obispo Black Lake Cyn on Nipomo Mesas SE of Oceano Comment
  RSA607653  Chorizanthe angustifolia R. S. Woglum 1937-5-15 1722 San Luis Obispo Central Coast: Morro Bay. Comment
  CAS-BOT-BC178933  Chorizanthe angustifolia Ernest C. Twisselmann 1956-4-10 2636 San Luis Obispo Nipomo Mesa, 1.5 miles E of the Union Oil Refinery 33 Comment
  OBI80195  Chorizanthe angustifolia Bud Meyer, Henry G. Meyer 1986-5-13 s.n. San Luis Obispo Los Osos area. Pecho Rd, 0.7 miles south of summit entrance to Montana de Oro State Park. 146 paces west, south on foot trail. Comment
  UC338247  Chorizanthe angustifolia J. G. Lemmon 1887-1 4598 San Luis Obispo Comment
  SBBG117977  Chorizanthe breweri E. Painter, M. Wetherwax 1999-7-13 SLO 8 San Luis Obispo above Whiskey Springs; Camp San Luis Obispo 440 Comment
  OBI56220  Chorizanthe breweri Clare B. Hardham 1960-6-3 5989 San Luis Obispo Cuesta Sargent Cypress Forest Comment
  OBI62677  Chorizanthe breweri Jason Dart 2003-5-27 D 124 San Luis Obispo La Quinta de Avila Ranch in See Cyn 229 Comment
  CAS-BOT-BC191476  Chorizanthe diffusa R. F. Hoover 1964-7-11 9181 San Luis Obispo 3 mi NW of Nipomo Comment
  OBI28786  Chorizanthe douglasii David J. Keil, Melissa Luckow, Richared A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14519 San Luis Obispo Jctn of Shell Crk rd and Calif hwy 58 S of Shandon 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
  UC1949264  Chorizanthe membranacea Barbara Ertter 1989-6-10 8564 San Luis Obispo at edge of McGinnis Creek; E side Black Mt ca 20 air miles ENE of San Luis Obispo, 3 1/2 mi from Hwy 58 on rd to Navajo Campground; La Panza Range Comment
  CAS-BOT-BC252720  Chorizanthe obovata James L. Reveal; C. Rose Broome 1987-6-17 6473 San Luis Obispo Atascadero, along Atascadero Road, 0.7 mile west of U.S. Highway 101 at the Santa Barbara Road turnoff 304 Comment
  OBI78738  Chorizanthe obovata David J. Keil, with V. L. Holland 1992-5-28 23159 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  RSA120677  Chorizanthe obovata Clare B. Hardham 1957-6-17 2244 San Luis Obispo Santa Lucia Mountains: Santa Barbara Road, Atascadero Comment
  SD142350  Chorizanthe palmeri Reid Moran 1977-6-30 24282 San Luis Obispo Cayucos. Fairly common on serpentine, on southwest slope 49 Comment
  UC454071  Chorizanthe palmeri Roadhouse 413 San Luis Obispo Prefumo Canyon Comment
  CAS-BOT-BC252822  Chorizanthe polygonoides var. polygonoides R. F. Hoover 1952-5-6 8160 San Luis Obispo 18 mi. E of Creston on La Panza Road Comment
  UC52616  Chorizanthe staticoides Alice King June 1895 San Luis Obispo Arroyo Grande Comment
  UCR104966  Chorizanthe staticoides George K. Helmkamp 1997-6-21 2061 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  CAS-BOT-BC255266  Chorizanthe staticoides Clare B. Hardham 1956-6-15 984 San Luis Obispo Thomas Ranch, Santa Lucia Mountains Comment
  OBI29598  Chorizanthe staticoides Robert J. Rodin 1962-5-10 6875 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit Rd on rd maintained by the Forest Service and Telephone Company Comment
  RSA488727  Chorizanthe staticoides James L. Reveal, Clare B. Hardham 1988-5-26 6915 San Luis Obispo La Panza Range, Los Padres National Forest, NW of Black Mountain along Indian Creek S of U S Forest Service Road 28S02 S of Wilson Corner, 13 air miles ENE of Santa Margarita. 473 Comment
  RSA0027659  Chorizanthe uniaristata Greg Wilvert 2005-5-28 443 San Luis Obispo 2.7km ENE of Wells Ranch. 680 Comment
  RSA0089572  Chorizanthe uniaristata Dean Wm. Taylor 2003-5-5 18502 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
  SBBG117459  Chorizanthe uniaristata E. Painter, M. Wetherwax 2003-6-25 CR 456 San Luis Obispo above boundary rd at S end of installation, above San Marcos Crk, N of San Marcos Rd; Camp Roberts 280 Comment
  OBI36129  Chrysolepis chrysophylla var. minor Walter F. Chesbro 1978-5-26 250 F San Luis Obispo Montana de Oro State Park Comment
  CAS-BOT-BC285229  Cichorium intybus Ernest C. Twisselmann 1955-9-9 2373 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Road, 1 1/2 miles south of Palo Prieta Summit 594 Comment
  OBI9003  Cicuta douglasii Robert F. Hoover 1969-7-13 11463 San Luis Obispo Atascadero Comment
  CAS-BOT-BC284035  Cirsium brevistylum R. F. Hoover 1947-4-18 6959 San Luis Obispo Near Piedras Blacas Point Comment
  CAS-BOT-BC32808  Cirsium fontinale var. obispoense Alice Eastwood; John Thomas Howell 1936-5-6 2218 San Luis Obispo Chorro Creek Comment
  OBI16743  Cirsium fontinale var. obispoense Robert F. Hoover 1950-1 San Luis Obispo Comment
  RSA355816  Cirsium loncholepis R. F. Thorne 1968-6-7 37769 San Luis Obispo Jack Lake: 3 miles south of Oceano Comment
  RSA321771  Cirsium loncholepis C. F. Smith 1973-9-12 10673 San Luis Obispo Big Twin Lake, in dunes S of Oceano. Comment
  CDA1311  Cirsium occidentale var. californicum T. C. Fuller 1959-6-22 3938 San Luis Obispo Atascadero; roadside, 0.1 mi. south of town. 0 Comment
  OBI16737  Cirsium occidentale var. compactum Robert F. Hoover 1967-5-13 10567 San Luis Obispo Coasta west of Cambria Comment
  UC1276307  Cirsium occidentale var. occidentale R. F. Hoover 1964-6-6 8967 San Luis Obispo Los Osos Comment
  OBI16728  Cirsium occidentale var. venustum Robert F. Hoover 1946-8-18 6303 San Luis Obispo 5 mi W of Pozo Comment
  CAS-BOT-BC292738  Cirsium scariosum var. citrinum Malcom A. Nobs; S. Galen Smith 1949-6-23 849 San Luis Obispo Oso Flaco Lake, behind costal dunes about 4 miles northweat of Gudalupe Comment
  CAS-BOT-BC438909  Cistanthe monandra R. F. Hoover 1967-5-6 10535 San Luis Obispo Flats at Jack Lake. Comment
  OBI17171  Cistus ladanifer Robert F. Hoover 1964-2-8 8631 San Luis Obispo 2 mi S of Berros on Nipomo Mesa Comment
  OBI47117  Clarkia Lynne Dee Oyler 1986-4-5 400 d San Luis Obispo Amer Cyn blue oak study site in cattle exclosure. Los Padres NF Comment
  POM160606  Clarkia bottae Lester Rowntree 1929-7-9 s.n. San Luis Obispo Santa Lucia Mountains Comment
  UC125447  Clarkia bottae Mrs. R. W. Summers San Luis Obispo Comment
  UC572278  Clarkia cylindrica subsp. cylindrica P. L. Johannsen 1937-5-26 1150 San Luis Obispo 1 3/4 mi se Temblor Ranch; McKittrick Quadrangle 914 Comment
  UC1143199  Clarkia cylindrica subsp. cylindrica C. Epling, P. Levine, D. Mitchell 1948-6-12 523 A San Luis Obispo 10.8 mi e Santa Margarita (railroad track near Culvert 10.43) (Santa Margarita to Pozo Road) Comment
  UC125404  Clarkia cylindrica subsp. cylindrica Mrs. R. W. Summers 1885-6-7 329 San Luis Obispo southern part of county Comment
  POM216318  Clarkia epilobioides D. D. Keck 1933-5-5 2205 San Luis Obispo 4.5 miles west of San Luis Obispo on Morro road Comment
  SD244761  Clarkia epilobioides David Keil 1998-4-28 26969 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. Comment
  OBI66271  Clarkia modesta David J. Keil 1997-4-19 26212 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
  CAS-BOT-BC162488  Clarkia prostrata Alice Eastwood 1928-5-18 15148 San Luis Obispo San Simeon Bay, near Cambria Comment
  OBI67043  Clarkia purpurea David J. Keil, with V. L. Holland 2001-5-24 29483 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  SBBG110061  Clarkia purpurea C. B. Hardham 1960-5-10 5701 San Luis Obispo Delaganna Crk Comment
  UCR122639  Clarkia purpurea George K. Helmkamp, E. A. Helmkamp 1998-5-19 3880 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  OBI79311  Clarkia purpurea David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31689 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
  OBI42199  Clarkia purpurea subsp. quadrivulnera David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19491 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia Mts in area that was locally the E boundary of the Las Piltas fire of July 1985 Comment
  UC1927703  Clarkia purpurea subsp. quadrivulnera David Keil, V. L. Holland 2001-5-24 29483 San Luis Obispo Western outskirts of Atascadero. 3-F Meadows area, proposed for housing development. Comment
  RSA87498  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1952-6-3 19576 San Luis Obispo South city limit of Arroyo Grande Comment
  OBI66826  Clarkia purpurea subsp. viminea David J. Keil, with Kathleen A. Keil 2002-3-29 29775 San Luis Obispo Lopez Reservoir. Vicinity of 35.20391 deg. N x 120.47009 deg. W Comment
  UC1392605  Clarkia purpurea subsp. viminea R. F. Hoover 1969-5-3 11287 San Luis Obispo 4 mi w Nipomo Comment
  OBI30644  Clarkia rhomboidea Bernie Smith 1966-7-25 176 San Luis Obispo NE/2 22N-7E-34 Comment
  CAS-BOT-BC165245  Clarkia speciosa subsp. immaculata James L. Reveal; C. Rose Broome 1987-6-20 6501 San Luis Obispo Along Ormonde Road, 1.2 mile east of Price Canyon Road and 1 mile west of Old Oak Park Road, on the ridge between Price Canyon and Schoolhouse Canyon, about 3 airline miles north-northwest of Pismo Beach 106 Comment
  SBBG125409  Clarkia speciosa subsp. immaculata M. A. Elvin with L. D. Althouse 2006-5-25 5915 San Luis Obispo NW portion of Arroyo Grande, James Way X La Canada 61 Comment
  JEPS43751  Clarkia speciosa subsp. speciosa Rhoda Reed 1916-1 463 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC165366  Clarkia speciosa subsp. speciosa C. Epling; P. Levine; D. Mitchell 1948-6-12 517 San Luis Obispo Santa Margarita to Pozo Rd., 4.4 mi. east of railroad tracks Comment
  RSA586560  Clarkia speciosa subsp. speciosa F. L. Johnson, E. A. Young 1993-5-24 ROB 0566 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  UC373507  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-4 8 San Luis Obispo 3 mi s Atascadero 275 Comment
  OBI76604  Clarkia unguiculata Michael Walgren 2012-4-19 269 San Luis Obispo Immediately W of the crest on Hwy One at Cayucos, between hwy One and Whale Rock Reservoir Comment
  OBI10798  Claytonia exigua subsp. exigua Robert F. Hoover 1958-3-22 8431 San Luis Obispo Summit of Temblor Range at Kern Co. line, Simmler-McKittrick rd Comment
  OBI80861  Claytonia parviflora G. F. Hrusa, G. Wilvert 2005-4-1 16403 San Luis Obispo Carrizo Plain. South end of Caliente foothills, nr. gate at power line maintenance rd. Open, steep parts of E-facing slope +/- 1/4 mi. W of gate. 792 Comment
  OBI10781  Claytonia parviflora subsp. parviflora Robert F. Hoover 1968-4-17 11053 San Luis Obispo Elkhorn Hills Comment
  RSA0019322  Claytonia parviflora subsp. parviflora Greg Wilvert 2005-5-4 377 San Luis Obispo Southeast half of the Caliente Range: Quail Canyon. 798 Comment
  CAS-BOT-BC439580  Claytonia parviflora subsp. parviflora Eben McMillan 1957-4-17 34 -4 San Luis Obispo Kern County Land Company Corrals, southeastern Carrisa Plains 792 Comment
  OBI54877  Claytonia parviflora subsp. parviflora David J. Keil 1997-4-18 26198 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 2.2 road miles north of junction with san jose-avenales road. 567 Comment
  UC2027407  Claytonia perfoliata Greg Wilvert 2005-4-13 212 San Luis Obispo Southeast Half of the Caliente Range. 2.5 km S of Lawson Spring. Comment
  CAS-BOT-BC439951  Claytonia perfoliata subsp. mexicana John Thomas Howell 1964-6-30 40877 San Luis Obispo Cambria Comment
  CAS-BOT-BC443653  Claytonia perfoliata subsp. perfoliata Ira L. Wiggins 1932-3-21 5802 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI28106  Claytonia perfoliata subsp. perfoliata Allison Berry/Carrie Wilson 1982-4-24 17 San Luis Obispo Approx 6.5 mi NW of Paso Robles on Ca Rte G14. 1/2 mi inside entrc to Devil's Gorge campgd. On ridge above E shore of lake Nacimiento Comment
  CAS-BOT-BC91472  Clematis lasiantha Steven A. Junak 1990-5-1 4304 San Luis Obispo Santa Lucia Mountains at north edge of Cuesta Ridge Botanical Area. 579 Comment
  RSA191887  Clematis lasiantha Robert F. Thorne, Percy C. Everett 1963-4-20 31594 San Luis Obispo ca. 2 miles NW from Cuesta Pass along Cuesta Ridge. Comment
  CDA17569  Clematis ligusticifolia Austin Griffiths 1980-8-12 s.n. San Luis Obispo Arroyo Grande Creek Drainage; on N. side near mouth of Arroyo Grande Creek. Comment
  SEINET12094566  Clematis ligusticifolia S. A. Thompson, Rawlins, J. E. 1988-1 5251 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  SBBG6516  Clinopodium mimuloides C. B. Hardham 1958-9-2 3906 San Luis Obispo Stenner Crk near San Luis Obispo 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
  JEPS70956  Collinsia bartsiifolia var. davidsonii L. R. Heckard 1973-5-12 3398 San Luis Obispo along Los Palitos road about 4 air mi nw Pozo (near Yaro Creek) 502 Comment
  OBI32795  Collinsia bartsiifolia var. davidsonii David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12718 San Luis Obispo 29.5 mi SE of Calif Rte 58 along Soda Lake Rd Comment
  SBBG109425  Collinsia bartsiifolia var. davidsonii C. B. Hardham 1971-4-14 18024 San Luis Obispo 8 mi SW of La Panza Forestry Station Comment
  OBI9603  Collinsia heterophylla R. Martinez 1966-5-14 23 San Luis Obispo 3 mi S of San Luis Obispo foothills Comment
  UCR134399  Collinsia heterophylla var. heterophylla George K. Helmkamp, E. A. Helmkamp 2001-4-29 6593 San Luis Obispo Irish Hills, Prefumo Cyn Rd., 2.8 miles west of Los Osos Valley Rd., SW of San Luis Obispo 91 Comment
  OBI31456  Collinsia sparsiflora Joy Nishida, Robert Allen 1982-4-10 247 San Luis Obispo American Cyn. Near stream in campground 524 Comment
  CDA16197  Conicosia pugioniformis G. F. Hrusa, D. Ragan 1999-4-21 15012 San Luis Obispo Oceano Dunes; Oceano Dunes, immediately W of Callender Rd. 106 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
  SFV17450  Conium maculatum P. M. Schiffman 1998-6-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area, Washburn Ranch. Growing in cattle guard along Soda Lake Road. 610 Comment
  OBI23230  Convolvulus arvensis Todd Jackson 1979-11-19 5 San Luis Obispo 3.8 mi from intersection of Johnson and Orcutt Rds travelling away from San Luis Obispo Comment
  UCSB52711  Convolvulus simulans Smith, Clifton 1950-4-30 San Luis Obispo Along road northeast of Pinole Land & Cattle Company headquarters, about 3 miles airline southwest of Yeguas Mountain Comment
  CAS-BOT-BC285987  Conyza bonariensis Ernest C. Twisselmann 1966-9-20 12803 San Luis Obispo Temblor Range and the Western San Joaquin Valley. T. Franklin Twisselmann Ranch, Choice Valley 640 Comment
  UCR146652  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2004-10-1 8827 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
  JEPS83448  Cordylanthus maritimus subsp. maritimus Monty Knudsen 1986-6-13 San Luis Obispo salt marsh area Morro Bay (Cuesta-by-the-sea); , Cuesta Comment
  OBI80001  Cordylanthus rigidus David J. Keil, with V. L. Holland 2013-6-12 31794 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  RSA537656  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1971-9-27 2833 San Luis Obispo Just west of Cuesta Pass on road to TV tower. 549 Comment
  RSA608394  Coreopsis bigelovii L. S. Rose 1936-3-18 36063 San Luis Obispo Cuyama Valley, 45 miles W of Maricopa 610 Comment
  UCR29769  Coreopsis calliopsidea David J. Keil, Melissa Luckow, R. A. Pimentel, , R. Riggins-Pimentel 1981-4-24 14482 San Luis Obispo Inner South Coast Range, Road at S end of Soda Lake c. 0.25 mi east of Soda Lake road 591 Comment
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Nov 12 2011
  OBI50342  Corethrogyne filaginifolia Tawney Odegard 1985-7-20 47 San Luis Obispo Morro Bay Kangaroo Rat Reserve. Southeast of Morro Bay, 0.5 miles 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 miles. MBKR site is on the left. Comment
  RSA0027874  Corethrogyne filaginifolia Greg Wilvert 2005-8-6 516 San Luis Obispo Southeast half of the Caliente Range: 300 m N of Pipeline Rd. 914 Comment
  CAS-BOT-BC101444  Corethrogyne filaginifolia R. F. Hoover 1946-9-22 6437 San Luis Obispo West of Paso Robles on road to [Adelida] Adelaida Comment
  UC455824  Corethrogyne filaginifolia E. P. Unangst 1906-9-1 San Luis Obispo Cuesta school house San Luis Obispo Comment
  RSA0042778  Cornus glabrata Lee Haines 1958-5-30 s.n. San Luis Obispo 5 miles W of US 101 on State Hgw [Highway] 41. 121 Comment
  OBI4396  Cornus sericea subsp. occidentalis William Lester 1969-5-25 223 San Luis Obispo Coon crk, about 5 mi from the mouth Comment
  UC1122756  Cornus sericea subsp. sericea F. H. Raymond 1930-9-5 114 San Luis Obispo Santa Rita Creek Adelaida Quad., Santa Rita Creek Comment
  RSA0029468  Cortaderia selloana David J. Keil 2011-11-5 31162 San Luis Obispo Western slope of Nipomo Mesa overlooking agricultural fields. Vicinity of intersection of Mountain View Drive and Halcyon Road. 15 Comment
  CAS-BOT-BC291455  Cotula coronopifolia John H. Thomas 1959-3-20 7566 San Luis Obispo Oso Flaco Lake, a dune lake along the coast about 17 miles south of San Luis Obispo 15 Comment
  UC1119275  Cotula coronopifolia C. M. Belshaw 1936-3-23 1701 San Luis Obispo 1.9 mi sw Hollister Park; Cayucos Quad. Comment
  OBI32081  Crassula aquatica David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15877 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI73361  Crassula aquatica David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30700 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  CAS-BOT-BC427923  Crassula aquatica Ernest C. Twisselmann 1969-5-19 15308 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road. 213 Comment
  OBI50299  Crassula connata Tawney Odegard 1985-1-25 7 San Luis Obispo Morro Bay kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, tur rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  OBI75510  Crassula connata Jenner Whitt 2003-4-14 47 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UC2027023  Croton setiger Greg Wilvert 2005-7-20 497 San Luis Obispo Southeast Half of the Caliente Range. 1.1km NW of Semper Spring Comment
  OBI73561  Crypsis schoenoides David J. Keil 2010-10-21 30937 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  UCD120113  Cryptantha K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI66896  Cryptantha David J. Keil, with Kathleen A. Keil 2001-4-20 29348 San Luis Obispo Highway 58, ca. 1/2 mile east of San Juan Creek bridge. Vicinity of 35.386 deg. N x 120.142 deg. W 488 Comment
  SD71172  Cryptantha barbigera R. F. Hoover 1949-5-1 7640 San Luis Obispo Summit of Cottonwood Pass Comment
  CAS-BOT-BC189417  Cryptantha circumscissa Clare B. Hardham; C. Butterworth 1960-6-4 6016 San Luis Obispo Black Mountain, E of Creston Comment
  OBI34066  Cryptantha clevelandii Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  OBI57014  Cryptantha clevelandii David J. Keil 1998-3-27 26481 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI80958  Cryptantha clevelandii Brooke Began, Tara Henderson, Kevin McManus, Rachel Martin adn Shania Cheng 2015-4-26 1 San Luis Obispo Laguna Lake Park, about 500 yards from teh parkign lot. Northeast on teh Allen K. Settle trail. Found at teh base of west facing hill next to the trail directly across from teh first phone 38 Comment
  SBBG95525  Cryptantha clevelandii D. Keil 1983-4-23 16940 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  OBI72729  Cryptantha clevelandii D. R. Miller 2010-5-7 510 .915 San Luis Obispo Rocky Butte/ Pine Mt region. 2/3 way down Tobacco Ridge Rd, Tobacco Crk drainage 750 Comment
  UC1063964  Cryptantha intermedia E. Armstrong 1934-4-1 1136 San Luis Obispo 10 mi se Santa Margarita; San Luis Obispo Quad. 457 Comment
  UC573227  Cryptantha intermedia T. M. Hendrix 1937-4-22 78 San Luis Obispo 2.1 mi nw Highland School; Pozo Quad. 472 Comment
  SBBG108235  Cryptantha intermedia C. B. Hardham 1958-4-4 2984 San Luis Obispo Shell Crk, E of Creston, near intersection of Paso Robles-Simmier Rd and Shandon Rd Comment
  UC652697  Cryptantha intermedia Roxana S. Ferris 1939-5-29 9761 San Luis Obispo 4 mi se Templeton 304 Comment
  OBI20766  Cryptantha leiocarpa Robert F. Hoover 1949-6-3 7741 San Luis Obispo Oceano Beach, at base of sand dunes 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
  OBI20778  Cryptantha microstachys Robert F. Hoover 1967-4-12 10435 San Luis Obispo Upper Arroyo Grande Comment
  CDA11356  Cryptantha muricata G. F. Hrusa 1995-4-16 12079 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass Approx. 1 m. NW of US 101. Comment
  UCD147259  Cryptantha muricata Rachelle Boul; D. Hickson 2008-5-6 CARR 147 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 753 Comment
  UC857213  Cryptantha nevadensis I. W. Clokey and C. B. Clokey 1937-4-13 5823 San Luis Obispo se corner of San Luis Obispo County Comment
  SBBG18119  Cryptantha nevadensis var. rigida C. B. Hardham 1956-5-9 647 San Luis Obispo Chimney Rock Ranch near bridge over San Marcos Crk Comment
  OBI20757  Cryptantha nevadensis var. rigida Robert F. Hoover 1949-4-21 7633 San Luis Obispo Near Fernandez Crk on La Panza - creston rd Comment
  UCD105566  Cryptantha oxygona Robert E. Preston 2010-5-19 2792 San Luis Obispo San Luis Obispo County: Temblor Range, 6.1 mi ENE of Simmler. 1124 Comment
  CAS-BOT-BC80780  Cupressus macrocarpa R. F. Hoover 1955-1-22 8351 San Luis Obispo Second ravine north of San [Carpofora] Carpoforo Creek along coast, above (east of) Highway on S side of ravine Comment
  RSA129448  Cupressus sargentii G. T. Nordstrom 1937-6-3 1302 San Luis Obispo Cypress Mountain 884 Comment
  UC1586835  Cupressus sargentii David A. Young with S. A. Junak and M. Carroll 1989-3-13 1844 San Luis Obispo w end of near the end of the reserve Cuesta Ridge Botanical Area Comment
  CAS-BOT-BC85496  Cupressus sargentii W. R. Dudley 1905-1-5 s.n. San Luis Obispo Summit of Cypress Mt. Comment
  MACF014894  Cupressus sargentii E. R. Blakley 1956-9-21 1992 San Luis Obispo N slope Cypress Mt., Santa Mucia Mts. Comment
  SD245331  Cuscuta californica var. californica David Keil 1998-8-19 27931 San Luis Obispo 0.7 miles southeast of junction with Highway 58 along Pozo Road. 316 Comment
  OBI57732  Cuscuta subinclusa David J. Keil 1998-8-24 28027 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch along route to Big Rocks. 579 Comment
  UCD125896  Cuscuta subinclusa G. F. Hrusa 1987-6-19 5426 San Luis Obispo San Luis Obispo County: common on lower slopes of Canyon of Coon Creek. SE of Montana de Oro State Park. 45 Comment
  SD245308  Cylindropuntia californica var. parkeri David J. Keil, George Butterworth 2011-9-23 31108 San Luis Obispo Highway 166 at gate to Chimineas Ranch. Arid area to north of Cuyama River. 445 Comment
  SBBG107681  Cynoglossum grande C. B. Hardham 1959-3-13 4042 San Luis Obispo Cypress Mtn Comment
  OBI3509  Cyperus eragrostis Lynch 1971-5-15 13 San Luis Obispo Cal Poly Campus, E end of Drumm Lake Comment
  OBI43535  Cyperus eragrostis Eric Wise 1981-7-27 999 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Greengate Ponds. Orcutt Rd Comment
  RSA586363  Cyperus eragrostis F. L. Johnson 1993-6-23 ROB 0699 San Luis Obispo Chorro Creek at bicycle repair facility Comment
  CAS-BOT-BC114285  Cyperus esculentus V. F. Hesse 1958-7-22 3758 San Luis Obispo Damp roadside edges, Atascadero. Comment
  OBI30688  Cyperus niger Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC67969  Cystopteris fragilis R. F. Hoover 1950-6-21 8014 San Luis Obispo Santa Lucia Range - Between Rocky Butte & Pine Mt. Comment
  OBI22337  Danthonia californica Robert F. Hoover 1947-5-25 7213 San Luis Obispo Cambria Comment
  OBI49120  Danthonia californica Unknown 1882-5-9 3248 San Luis Obispo Comment
  OBI5583  Danthonia californica Sharon Jochums 1974-5-19 248 San Luis Obispo Near Piedras Blancas Comment
  OBI79863  Datura stramonium David J. Keil 2012-7-18 31454 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  OBI54211  Daucus pusillus George Butterworth 1995-5-2 69 San Luis Obispo Carrizo Plains Natural Area. T31S, R19E, S15, SE qtr. 1/4 mi E of rd where it curls E and down 695 Comment
  OBI53503  Daucus pusillus Arthur W. Hazebrook 1991-6-6 99 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI80027  Deinandra David J. Keil 2000-5-27 28763 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  UC455703  Deinandra corymbosa I. J. Condit 1911-6-8 San Luis Obispo California Polytechnical School Canyon Comment
  OBI81307  Deinandra fasciculata David J. Keil, V. L. Holland 1988-4-26 20556 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. 135 Comment
  UC1069553  Deinandra increscens subsp. increscens C. M. Belshaw 1936-3-17 1600 San Luis Obispo 2 mi sse Nipomo; Nipomo Quad. 76 Comment
  CAS-BOT-BC299365  Deinandra increscens subsp. increscens H. M. Hall 1929-11-4 12761 San Luis Obispo Poso Road 15 miles from Santa Margarita Comment
  CAS-BOT-BC299395  Deinandra increscens subsp. increscens L. R. Abrams 1920-7-24 7649 San Luis Obispo Atascadero Beach Comment
  OBI16138  Deinandra paniculata Robert F. Hoover 1965-10-6 9715 San Luis Obispo 4 mi N of Pozo Comment
  OBI16101  Deinandra pentactis Robert F. Hoover 1946-9-14 6374 San Luis Obispo Santa Margarita Comment
  UC1953354  Deinandra pentactis David Keil 2010-6-1 30824 San Luis Obispo La Panza Mountains. 4.5 road miles west of San Juan Creek bridge, and east of Highway 58 0-300 m along dirt road. Comment
  CAS-BOT-BC123562  Deinandra pentactis David Daniels Keck; Jens Chr. Clausen 1934-4-27 2836 San Luis Obispo East side of the Salinas River, opposite San Miguel 213 Comment
  CAS-BOT-BC292055  Deinandra pentactis David D. Keck 1931-6-23 1259 San Luis Obispo 4.5 miles N. of Paso Robles Comment
  JEPS13307  Deinandra pentactis Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-23 5182 San Luis Obispo 4.6 mi e Paso Robles Airport (Sherwood Field) (0.7 mi e of ranchhouse); Tiahrt Ranch, Huerhuero Creek 259 Comment
  JEPS31123  Deinandra pentactis Ernest C. Twisselmann 1962-10-10 7916 San Luis Obispo Carrisa Plains School Temblor Range and the Western San Joaquin Valley, Carrisa Pl 624 Comment
  OBI16116  Deinandra pentactis Robert F. Hoover 1965-10-6 9714 San Luis Obispo 4 mi N of Pozo Comment
  UC1093970  Deinandra pentactis Herbert L. Mason 1929-10-12 5488 San Luis Obispo 5.2 mi from Atascadero Comment
  UC532113  Deinandra pentactis David D. Keck 1934-4-27 2835 San Luis Obispo 4 mi n of Paso Robles Comment
  UC771661  Deinandra pentactis R. F. Hoover 1946-6-2 6127 San Luis Obispo quite near La Panza Ranch; La Panza distict Comment
  CDA43335  Delairea odorata David J. Keil 2011-11-5 31142 San Luis Obispo Oceano. Norswing Drive near intersection with Coolidge Drive. Comment
  CAS-BOT-BC9184  Delphinium cardinale J. W. Tilden 1946-7-7 s.n. San Luis Obispo Atascadero Comment
  LA207341  Delphinium gypsophilum H. Lewis; M. Lewis 1952-5-1 843 San Luis Obispo 8.6 mi S of Hwy. 178 on rd. to Soda Lake Comment
  OBI82454  Delphinium hesperium David Keil 2016-3-6 33555 San Luis Obispo South Hills Open Space 115 Comment
  CAS-BOT-BC9862  Delphinium nudicaule R. F. Hoover 1964-5-13 8842 San Luis Obispo Santa Rosa Creek west of Templeton. Comment
  PASA2548  Delphinium nudicaule Margaret Stason 1929-5-4 San Luis Obispo Santa Rita Canyon Comment
  UC9185  Delphinium parryi Ida M. Blochman May 1893 San Luis Obispo Santa Maria Comment
  HSC25033  Delphinium parryi W. S. Pierce 1963-6-16 San Luis Obispo Hwy. 466, 5 mi. W of Atascadero. Comment
  OBI31036  Delphinium parryi subsp. blochmaniae Julie M. Vanderwier 1978-5-11 28 San Luis Obispo Indian Knob Tar Sands Comment
  OBI62556  Delphinium parryi subsp. blochmaniae Bernard Miossi 1939-4-8 65 San Luis Obispo 1 mi N of San luis Obispo, 300 yds from hwy 101 107 Comment
  UCSB38020  Delphinium parryi subsp. blochmaniae Edge, Lyda 1972-4-20 San Luis Obispo near Callender Comment
  OBI26583  Delphinium parryi subsp. eastwoodiae David J. Keil 1981-5-31 s.n. San Luis Obispo County of Educational Facility at Rancho el Chorro Comment
  SBBG119664  Delphinium parryi subsp. eastwoodiae E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 260 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 77 Comment
  OBI10664  Delphinium parryi subsp. eastwoodiae Robert F. Hoover 1947-2-24 6623 San Luis Obispo First ridge west of Cerro Romauldo Comment
  OBI58621  Delphinium parryi subsp. eastwoodiae David J. Keil, with Kathleen A. Keil 1998-5-10 27161 San Luis Obispo Hillside above end of Lizzie St. above San Luis Obispo High School Comment
  OBI8434  Delphinium parryi subsp. eastwoodiae Lynne D. Althouse 1977-3-26 5 San Luis Obispo Wolfe's horse ranch near San Luis high school 137 Comment
  OBI42129  Delphinium parryi subsp. parryi David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19482 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia Mts in area that was locally the E boundary of the Las Piltas fire of July 1985 Comment
  OBI58607  Delphinium parryi subsp. parryi David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27526 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 22.4 miles NE, then NW from Hwy 1, NW of Burnett Peak, 1 mile from Monterey Co. line. Comment
  UC56072  Delphinium parryi subsp. parryi J. H. Barber 1901-4-25 A 26 San Luis Obispo se Templeton Comment
  SBBG48628  Delphinium recurvatum L. S. Matlovsky 1974-4-5 DM 1889 -28 San Luis Obispo S end of Soda Lake, Carrizo Plain Comment
  RSA0029686  Delphinium umbraculorum Harlan Lewis, C. Epling 1947-5-2 s.n. San Luis Obispo 3.7 - 4 miles south of Klau Comment
  CAS-BOT-BC83005  Dendromecon rigida Catherine A. Toschi 1963-4-4 63 :95 San Luis Obispo 2 miles north of Cuesta Pass, Santa Lucia Mountains. 609 Comment
  OBI25580  Deschampsia cespitosa David J. Keil 1981-5-16 14698 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  SD239525  Deschampsia danthonioides Ayzik Solomeshch 2009-4-15 San Luis Obispo San Luis Obispo County; Camp Roberts, 7 miles as the crow files west from San Miguel. Avery Road. 249 Comment
  UC1131449  Deschampsia danthonioides G. T. Nordstrom 1937-5-26 1287 San Luis Obispo 1.9 mi. n.w. Asuncion School; Adelaida Quad. 548 Comment
  OBI82506  Deschampsia elongata David J. Keil, with Kathleen Keil 2016-6-26 33275 San Luis Obispo Santa Rita Road west of Templeton 275 Comment
  CAS-BOT-BC201837  Deschampsia elongata Clare B. Hardham 1959-6-8 4774 A San Luis Obispo Bed of Delaganna [Dellaganna] Creek, North slope of Cypress Mt. Comment
  CAS-BOT-BC201846  Deschampsia elongata Clare B. Hardham 1957-6-15 2222 San Luis Obispo Headwaters of Cienega Creek Comment
  SBBG44710  Descurainia pinnata L. W. Edge 1972-4-20 124 San Luis Obispo near Black Lake, Dune Lakes Comment
  SJSU3402  Descurainia pinnata C. W. Sharsmith 1962-4-21 6861 San Luis Obispo Santiago Joe's [Springs], W of Simmler on Simmler-McKettrick Rd; Temblor Range Comment
  CAS-BOT-BC43216  Descurainia pinnata subsp. brachycarpa R. F. Hoover 1966-5-15 9854 San Luis Obispo Jack Lake. Comment
  CAS-BOT-BC43219  Descurainia pinnata subsp. brachycarpa Ernest C. Twisselmann 1955-3-22 1757 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Plains 2 miles east of Soda Lake. 640 Comment
  UCR8975  Descurainia pinnata subsp. menziesii J. Patman 1963-4-13 1112 San Luis Obispo Central Coast, just south of Oceano 6 Comment
  UC1126509  Dicentra chrysantha D. Axelrod 1936-6-10 552 San Luis Obispo 3 mi sw San Luis Obispo Quad. ne corner; San Luis Obispo Quad. 381 Comment
  SEINET3929537  Dichelostemma capitatum David Keil 1987-5-6 20137 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  RSA586598  Dichelostemma capitatum subsp. capitatum M. D. Proctor, E. A. Young 1993-3-18 ROB 0230 San Luis Obispo 1 km S of Boyscout Rd. Comment
  CAS-BOT-BC150265  Diplacus aurantiacus Steven A. Junak 1990-5-17 4371 San Luis Obispo Santa Lucia Mountains: near N edge of Cuesta Ridge Botanical Area, on ridge S of first high voltage tower E of W Cuesta Ridge Road (USFS Road #29S11.3) ca. 5.9 miles W of Highway 101 679 Comment
  CAS-BOT-BC150426  Diplacus aurantiacus L. R. Abrams 1917-6-10 6509 San Luis Obispo San Luis Obispo Hot Springs Comment
  CAS-BOT-BC152490  Diplacus aurantiacus R. F. Hoover 1967-6-5 10623 San Luis Obispo Arroyo Grande just below confluence of Lopez Canyon (dam site) Comment
  CAS-BOT-BC152500  Diplacus aurantiacus Ernest C. Twisselmann 1955-7-31 2291 San Luis Obispo Santa Rosa Canyon, near Mammoth Rock 121 Comment
  SBBG126132  Diplacus fremontii D. Keil 1986-4-13 19171 San Luis Obispo Parkhill Rd, 2 mi E from jct with Las Pilitas Rd, S side of hwy Comment
  SD245480  Diplacus longiflorus David Keil, M. Ritter, et al. 2013-5-2 31680 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659N, -120.196577W to 35.16639227N, -120.1875824W. 399 Comment
  UC456048  Dipsacus fullonum L. C. Watson 1908-3-23 San Luis Obispo Poly grounds, C. P. S. Comment
  OBI45436  Dipsacus sativus David J. Keil, Mark Meredith 1984-4-14 18127 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI4149  Distichlis spicata Julie R. Potter 1969-4-30 32 San Luis Obispo Morro Bay State Park Comment
  RSA530780  Dithyrea maritima E. A. Purer 1932-8-27 s.n. San Luis Obispo N of Guadalupe. Comment
  OBI10743  Dodecatheon clevelandii Jesse Arnold 1964-2-16 10 San Luis Obispo Black Mt Rd 7 mi from Pozo Comment
  OBI28619  Dodecatheon clevelandii Gary Hammer 1976-4-10 30 San Luis Obispo Off Tasajara Cyn Rd 1 mi from hwy 101 Comment
  RSA28921  Dodecatheon clevelandii subsp. insulare Lincoln Constance, A. A. Beetle 1940-3-22 2533 San Luis Obispo Grassy south slope, Ceanothus cuneatus-Asenostoma-Quercus dumosa association. Above Pozo Creek, 4 mi. east of Pozo, La Panza Range. 488 Comment
  UC990501  Dodecatheon clevelandii subsp. patulum Rimo Bacigalupi 1949-4-8 3089 San Luis Obispo along State Highway #1, 1/4 mi n San Simeon (on Hearst Ranch); n of San Simeon, Hearst Ranch Comment
  SBBG104842  Dudleya abramsii subsp. murina F. L. Johnson, E. A. Young 1993-5-26 ROB 621 San Luis Obispo 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  HSC38383  Dudleya caespitosa J. D. Ackerman, A. M. Montalvo 1974-7-24 395 San Luis Obispo Baywood Park, Morro Bay, N end of 13th St. Comment
  OBI73483  Dudleya cymosa subsp. pumila David J. Keil, with Mike Mattina 2010-5-31 30810 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI77988  Dudleya lanceolata Arthur W. Hazebrook 1992-7-7 115 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes Comment
  OBI77991  Dudleya palmeri Kristin Brewer, Sarah Blaser 2006-6-13 1 San Luis Obispo 0.2 mi N of Ragged Point on hwy 1 on the mtn side of the rd, near a bridge Comment
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Feb 10 2019
  UCSB59204  Dudleya pulverulenta Penkala, Brad; Callaway, R. 1987-6-19 San Luis Obispo About 1/2 mile directly northeast of junction of Hampton Canyon Reservoir Canyon, north of San Luis Obispo off Hwy. 101 292 Comment
  OBI62658  Dysphania multifida David J. Keil 2002-6-28 s.n. San Luis Obispo Foothill Rd ca 1 mi from jctn with Los Osos Valley Rd Comment
  OBI16609  Eastwoodia elegans Robert F. Hoover 1952-5-25 8233 San Luis Obispo North base of Caliente Mt. Comment
  OBI43651  Egeria densa Eric Wise 1982-5-17 1484 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  CAS-BOT-BC208544  Ehrharta calycina D. E. Breedlove 1962-3-29 2022 San Luis Obispo Nipomo Plain, 6.2 miles north of Santa Maria River 106 Comment
  OBI56366  Ehrharta erecta David J. Keil 1999-7-22 28384 San Luis Obispo Los Osos at 1605 7th Street Comment
  CAS-BOT-BC113595  Eleocharis acicularis Clare Butterworth Hardham 1957-9-2 2601 San Luis Obispo Wet shores of Nacimiento Lake Comment
  SBBG119091  Eleocharis macrostachya M. Wetherwax, E. Painter, D. Keil 2000-4-18 SLO 72 San Luis Obispo S of large outcrop W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  CAS-BOT-BC112951  Eleocharis macrostachya Mrs. H. C. Cantelow 1937-4-1 2174 San Luis Obispo 12 mi NE of Cayucus. Comment
  JEPS70185  Eleocharis macrostachya R. J. Rodin 1956-5-22 6070 San Luis Obispo just S of Atascadero Comment
  OBI22626  Eleocharis macrostachya Robert F. Hoover 1964-7-9 9144 San Luis Obispo 5 mi W of Pozo (Salsipuedes Crk) Comment
  OBI35148  Eleocharis macrostachya Eric Wise 1981-7-27 1015 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Greengate Ponds. Orcutt Rd Comment
  OBI35172  Eleocharis macrostachya Eric Wise 1981-9-2 1094 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Las Tablas Crk entering Lake Nacimiento Comment
  OBI5394  Eleocharis macrostachya Robert J. Rodin 1956-5-22 6070 San Luis Obispo Just S of Atascadero Comment
  OBI22617  Eleocharis parishii Robert F. Hoover 1946-9-14 6381 San Luis Obispo Trout crk near Santa Margarita Comment
  OBI70647  Eleusine indica Anthony Baniaga 2009-8-21 s.n. San Luis Obispo Campus, Calif Polytechnic State univ, San Luis Obispo. Student parking lot on W side of Grand Ave 118 Comment
  UC1928077  Eleusine tristachya David Keil 2008-7-8 30552 San Luis Obispo Campus of California Polytechnic State University. Lawn area adjacent to Fisher Hall (Building 33). 113 Comment
  CAS-BOT-BC197356  Elymus John Thomas Howell 1964-6-30 40841 San Luis Obispo Cambria Comment
  CAS-BOT-BC323837  Elymus Peter Rubtzoff 1988-10-11 9976 San Luis Obispo Highway 1 in Ragged Point area. Near roadside, ca. 0.25 miles southeast of Ragged Point Inn, or ca. 2.5 miles southeast of the Monterey County line. Comment
  UC2027497  Elymus David J. Keil 2012-8-21 31503 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, north of Grand Ave., Grover Beach. Comment
  OBI21789  Elymus X gouldii Robert F. Hoover 1969-7-18 11483 San Luis Obispo Price Cyn Comment
  SEINET14589901 Image available Elymus farctus subsp. boreali-atlanticus David Keil, Nancy Lagrille, Dieter Wilken, and Mark Skinner 2012-8-28 31511 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Foredunes and lagoon in vicinity of mouth of Pismo Creek 7 Comment
  OBI6652  Elymus glaucus Greg Hassen 1975-7-24 13 San Luis Obispo Poly Cyn [Calif Polytechnic State University]. Above dump Comment
  UC1153373  Elymus glaucus R. F. Hoover 1964-5-15 8888 San Luis Obispo s San Carpoforo Creek; Pine Top Mountain Comment
  SBBG118053  Elymus multisetus J. Clark, M. Petroelje 1998-6-11 San Luis Obispo LCTA Plot 11, Training Area T; Camp Roberts 340 Comment
  OBI58974  Elymus trachycaulus subsp. trachycaulus David J. Keil 1998-6-23 27853 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
  OBI71792  Elymus triticoides Michael Walgren 2008-7-24 53 San Luis Obispo Immediately S of the San Simeon Pier and N of Broken Bridge Crk Comment
  OBI55248  Emmenanthe penduliflora Greg Frugoli 1997-4-15 33 San Luis Obispo In dry drainage E of Red Hill Rd appx 0.3 mi from hwy 58, Los Padres NF (hwy 58 burn area) 610 Comment
  UCR163630  Emmenanthe penduliflora George K. Helmkamp, E. A. Helmkamp 2005-3-30 9265 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  OBI61039  Encelia actoni George Butterworth 1997-11-17 184 San Luis Obispo Cuyama, beside hwy 166 1 mi E of hwy 33. Comment
  OBI79790  Encelia californica David J. Keil 2012-7-18 31466 San Luis Obispo South base of Nipomo Mesa, west of Nipomo 48 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
  OBI7496  Ephedra californica Rimo Bacigalupi, R. S. Ferris & G. T. Robbins 1955-5-24 5220 San Luis Obispo Beside US hwy 399 (and State hwy 166) in upper part of cuyama Valley 0.8 mi E of jctn with road from Ventura (US 399 Southward) 777 Comment
  UC2027174  Epilobium campestre Greg Wilvert 2005-5-31 455 San Luis Obispo Southeast Half of the Caliente Range: Along Pipeline Road Comment
  UC634753  Epilobium canum subsp. canum H. L. Mason 1929-10-12 5483 San Luis Obispo 4.3 mi w Atascadero; Atascadero Creek Comment
  OBI80298  Epilobium ciliatum Tylor Wilbourn 2014-11-12 1 San Luis Obispo Cal Poly, near the Horticulture unit 71 Comment
  SBBG24212  Epilobium minutum C. B. Hardham 1958-6-4 3541 San Luis Obispo Hwy 41, E of Cambria near Oceanic Mine Rd Comment
  UCSC000489  Epilobium minutum E. P. Unangst 2008-4-12 838 San Luis Obispo San Luis Obispo, Prefumo Canon Comment
  UC1296343  Epipactis gigantea R. F. Hoover 1947-4-27 7108 San Luis Obispo above base of grade on highway to Atascadero; Morro Creek Comment
  UCSB70436  Equisetum arvense H., B.; N., C. 1989-7-14 San Luis Obispo Stenner Creek, Cuesta Pass below S.P. Railway. Comment
  OBI64616  Equisetum laevigatum David J. Keil, Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, and Lynne Althouse 2000-5-16 28715 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River) Comment
  OBI33706  Equisetum telmateia Melissa Luckow, Jerry Rendon 1980-5-20 45 San Luis Obispo Poly Canyon, streamside under bridge 100 yds. south from the end of the road. Comment
  UC454364  Equisetum telmateia subsp. braunii I. J. Condit 1908-1-22 San Luis Obispo C. P. S. Canyon Comment
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Nov 20 2010
  OBI21800  Eragrostis cilianensis Robert F. Hoover 1969-7-3 11411 San Luis Obispo Paso Robles Comment
  OBI34339  Eragrostis mexicana David J. Keil, Eric Wise 1983-8-30 17898 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI21809  Eragrostis mexicana Robert F. Hoover 1966-9-16 10063 San Luis Obispo 2 mi S of Creston Comment
  RSA216847  Eragrostis mexicana subsp. virescens Robert F. Hoover 1966-10-8 10135 San Luis Obispo East part of Cuyama Valley, bordering irrigation field Comment
  CAS-BOT-BC284150  Eragrostis pectinacea var. pectinacea R. F. Hoover 1969-7-12 11433 San Luis Obispo Salinas River at Paso Robles Comment
  CAS-BOT-BC209650  Eremalche parryi Ernest C. Twisselmann 1958-5-12 4460 San Luis Obispo Temblor Range and the Western San Joaquin Valley. North end of Panorama Hills 731 Comment
  SBBG124120  Eremalche parryi subsp. kernensis D. Wilken with E. Painter, P. De Vries 2011-3-30 17930 San Luis Obispo S side of volcanic dome, ca. 20 m below summit, ca. 3 km E of Washburn Ranch, 0.2-0.3 km W of Soda Lake Rd 192 Comment
  UC2062975  Eremocarpus setiger Anna Kostikova with Glen Litsios, Sarah Burgy 2010-6-18 41 San Luis Obispo Carrizo Plain Swain Ridge: close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166. Comment
  OBI11540  Eriastrum calocyanum R. F. Hoover 1946-6-2 6126 San Luis Obispo La Panza district Comment
  UC1334640  Eriastrum densifolium Austin Griffiths Jr. 1967-8-13 5379 San Luis Obispo just s Black Lake (near n end of Nipomo Dunes) Comment
  RSA0051794  Eriastrum densifolium subsp. densifolium Nolan Kiner 1953-06 s.n. San Luis Obispo Along Calif. Hgw. #1 between Oceano and Guadalupe. 30 Comment
  RSA0107360  Eriastrum densifolium var. patens David J. Keil 1982-6-27 16323 San Luis Obispo Hills overlooking Los Osos from the south. Comment
  OBI11549  Eriastrum pluriflorum subsp. pluriflorum Hoover 1949-5-22 7720 San Luis Obispo 12 mi E of Creston on La Panza Rd Comment
  OBI11556  Eriastrum pluriflorum subsp. pluriflorum R. F. Hoover 1952-5-25 8234 San Luis Obispo N base of Caliente Mt Comment
  UC87289  Ericameria arborescens W. Vortriede 1892-5 San Luis Obispo Santa Lucia Mountains Comment
  CAS-BOT-BC291293  Ericameria ericoides R. F. Hoover 1946-10-20 6507 San Luis Obispo Price Canyon Comment
  RSA8317  Ericameria linearifolia I. L. Wiggins 1932-3-21 5797 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  SBBG56182  Ericameria linearifolia E. R. Blakley 1985-2-3 7302 San Luis Obispo Painted Rock 609 Comment
  UCR1423  Ericameria linearifolia Frank C. Vasek 1960-4-11 600411- 02 San Luis Obispo Inner Coast Range, 1.3 miles east of La Panza Public Campground on Pozo Rd. Comment
  OBI26211  Erigeron blochmaniae Katherine K. Muller 1965-7-27 1398 San Luis Obispo Outlet from Oso Flaco to the ocean Comment
  UC1118147  Erigeron foliosus var. foliosus G. T. Nordstrom 1937-6-17 1352 San Luis Obispo 4.2 mi ne Lime Mountain; Adelaida Quad 304 Comment
  POM280718  Erigeron glaucus Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria. Comment
  HSC91790  Erigeron sanctarum Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro, MDO 30 Comment
  CAS-BOT-BC216240  Eriodictyon californicum Clare B. Hardham 1960-6-1 5952 San Luis Obispo Burnett Peak, Santa Lucia Mountains Comment
  SBBG18328  Eriodictyon californicum C. B. Hardham 1960-5-1 5952 San Luis Obispo Burnett Peak Comment
  UC1124356  Eriodictyon tomentosum B. Bolt 1936-5-13 706 San Luis Obispo 3 mi wnw Santa Margarita; Santa Barbara National Forest, San Luis Obispo Quad. Comment
  UC573201  Eriodictyon tomentosum G. T. Nordstrom 1937-6-17 1350 San Luis Obispo 2.9 mi ene Lime Mtn.; Adelaida Quad., ne of Lime Mountain 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
  OBI78411  Eriogonum angulosum Robert F. Hoover 1966-10-8 10143 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  OBI56299  Eriogonum baileyi George Butterworth 1999-7-30 308 San Luis Obispo Carrizo Plain Natural Area. Round rocks, 1/4 mi E of Elkhorn Rd 762 Comment
  SBBG84002  Eriogonum cithariforme C. F. Smith 1986-5-15 San Luis Obispo W of Caliente Mtn 1524 Comment
  OBI65075  Eriogonum covilleanum Greg Wilvert 2005-4-24 312 San Luis Obispo SE half of the Caliente Range. 2.1 km S of Padrones Spring 1070 Comment
  CAS-BOT-BC242552  Eriogonum covilleanum Alice Eastwood; John Thomas Howell 1937-4-29 4111 San Luis Obispo San Diego Canyon, Temblor Range Comment
  UCSB17609  Eriogonum covilleanum Hardham, Clare 1961-4-8 San Luis Obispo Cottonwood Pass Route 41 east of Cholame 609 Comment
  CAS-BOT-BC255709  Eriogonum eastwoodianum R. F. Hoover 1949-5-29 7733 San Luis Obispo Cottonwood Pass, west side Comment
  OBI83561  Eriogonum elongatum Michael Walgren 2016-4-21 530 San Luis Obispo Closed old Manzanita Trail close to where it meets with the Manzanita Trail. 35 deg. 17'22.89", 120 deg. 551'17.14" 236 Comment
  CDA23020  Eriogonum fasciculatum G. D. Barbe, B. Easley 1974-6-9 1896 San Luis Obispo 9.5 miles west of Fellows (Kern County), 3.25 miles west of Kern County Line, Temblor Range, on Crocker Springs Road. Comment
  SD186294  Eriogonum fasciculatum var. fasciculatum G. K. Helmkamp 2003-7-29 8030 B San Luis Obispo Central Coast: 0.6 mi S of Nipomo Hill in Arroyo Grande area 46 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
  JEPS97120  Eriogonum fasciculatum var. foliolosum D. A. Young and F. L. Johnson 1992-6-16 ROB 6 San Luis Obispo 1 km E of Gate 11; Camp Roberts Comment
  SBBG93746  Eriogonum fasciculatum var. foliolosum S. A. Junak 1990-6-27 4381 San Luis Obispo W Cuesta Ridge, near E edge of Cuesta Ridge Botanical Area, along S side of W Cuesta Ridge Rd 713 Comment
  OBI62549  Eriogonum fasciculatum var. foliolosum Bernard Miossi 1939-6-21 105 San Luis Obispo 1 mi N of San Luis Obispo along hwy 101 91 Comment
  OBI75663  Eriogonum fasciculatum var. foliolosum D. R. Miller 2011-9-2 911 .994 San Luis Obispo Rocky Butte/Pine Mt region. From Tobacco crkway between 1st and 2nd crossing 381 Comment
  CAS-BOT-BC250511  Eriogonum gracile Susan Stokes 1932-8-29 11 San Luis Obispo Atascadero Comment
  OBI79511  Eriogonum gracile Michael Walgren 2011-8-12 430 San Luis Obispo Growing in a dense stand road-side along the inland edge of Highway One at a low point in the road in the Black Canyon drainage of the Callendar Dunes. 19 Comment
  CAS-BOT-BC250537  Eriogonum gracile Clare B. Hardham 1957-7-15 2455 San Luis Obispo Santa Lucia Mountains. Atascadero Creek about 1/2 mile south of Morro Rd. Comment
  SD178263  Eriogonum gracile var. gracile G. K. Helmkamp 2003-8-31 8102 San Luis Obispo Callender Road at U. S. 1 south of Arroyo Grande. 29 Comment
  CAS-BOT-BC261164  Eriogonum gracillimum Alice Eastwood; John Thomas Howell 1936-5-8 2352 B San Luis Obispo 7 miles east of La Panza Comment
  OBI11053  Eriogonum heermannii var. heermannii Robert F. Hoover 1952-11-1 8269 San Luis Obispo Caliente Mt Comment
  RSA5622  Eriogonum nudum var. indictum Carl B. Wolf 1932-11-18 4414 San Luis Obispo Cuyama Valley, 2.7 miles west of road leading from Hwy to Wasioja Post Office. 518 Comment
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Dec 26 2013
  CAS-BOT-BC257895  Eriogonum parvifolium Susan G. Stokes 1933-7-6 70 San Luis Obispo Pismo Beach Comment
  UCSB42236  Eriogonum parvifolium Helmkamp, G. 1973-8-8 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC268371  Eriogonum roseum Ernest C. Twisselmann 1954-9-10 1570 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: 6 miles east of Cholame 563 Comment
  CAS-BOT-BC268356  Eriogonum roseum R. F. Hoover 1949-5-22 7723 San Luis Obispo 14 mi. E. of Creston on La Panza road Comment
  SDSU7208  Eriogonum viridescens D. F. Howe 1962-7-23 3346 San Luis Obispo Lake Nacimiento. 244 Comment
  CAS-BOT-BC264890  Eriogonum viridescens Clare B. Hardham 1956-6-16 926 San Luis Obispo Vicinity of Chimney Rock, Santa Lucia Mountains Comment
  RSA171027  Eriophyllum confertiflorum R. F. Thorne, Percy C. Everett 1963-6-7 32153 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  CAS-BOT-BC304110  Eriophyllum confertiflorum Ernest C. Twisselmann 1954-5-1 1138 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Canyon: 7 miles W of Simmler 731 Comment
  UCSB41341  Eriophyllum confertiflorum Duke, Craig 1979-5-19 San Luis Obispo On southeast side of Highway 41, about 6 miles north of junction with Calif. 46 600 Comment
  UC1118371  Eriophyllum confertiflorum var. confertiflorum E. Armstrong 1934-4-1 1147 San Luis Obispo 5 mi w Pozo; Pozo Quadrangle Comment
  CAS-BOT-BC301818  Eriophyllum multicaule R. F. Hoover 1947-4-13 6925 San Luis Obispo Baywood Park Comment
  SEINET2051200 Image available Eriophyllum multicaule F. C. Vasek 1960-4-9 600040924 San Luis Obispo Three miles south of Los Osos. Comment
  CAS-BOT-BC301814  Eriophyllum multicaule David D. Keck 1933-5-5 2226 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  UC632769  Eriophyllum multicaule A. S. Albert 1938-5-10 San Luis Obispo sand dunes between Oceano and Pismo Beach Comment
  OBI18725  Eriophyllum pringlei Robert F. Hoover 1968-4-6 11004 San Luis Obispo Middle Branch of Huerhuero Crk, just above Wilson's corner Comment
  CDA17560  Eriophyllum staechadifolium Austin Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes; Just N of Oso Flaco Lake. 0 Comment
  CAS-BOT-BC301946  Eriophyllum staechadifolium Lillian S. Mott 1967-6-24 LM 6756 San Luis Obispo Near Cambria, about sea level Comment
  SEINET5712832  Eriophyllum staechadifolium Shirley C. Tucker 1988-1 28783 San Luis Obispo Ocean cliff terraces, Montana del Oro State Park, about 5 mi S of Morro Bay.; Montana de Oro State Park Comment
  UCSB7706  Eriophyllum staechadifolium Haller, John 1966-6-3 San Luis Obispo California State Hwy. 1, near mouth of San Simeon Creek, about 6 miles south of San Simeon Comment
  OBI8421  Erodium botrys Lynne Dee Althouse 1977-4-12 27 San Luis Obispo Wolfe's ranch near San Luis High School 122 Comment
  RSA115650  Erodium botrys E. C. Twisselmann 1955-5-2 1910 San Luis Obispo Chris Twesselmann Ranch 671 Comment
  RSA0043081  Erodium brachycarpum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6394 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
  OBI31352  Erodium cicutarium Joy Nishida, Robert Allen 1982-4-10 229 San Luis Obispo American Cyn. 1.5 mi S of campground, at unlocked gate on side of dirt rd 506 Comment
  OBI66051  Erodium cicutarium Greg Wilvert 2006-3-19 541 San Luis Obispo SE Half of the Caliente Range. Approx 2 km N of Wells Cyn Comment
  OBI28855  Erodium cicutarium David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14478 San Luis Obispo Rd at S end of Soda Lake ca 1/4 mi E of Soda Lake Rd Comment
  OBI35769  Erodium cicutarium Allison Berry 1984-3-1 45 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI14102  Erodium moschatum Dianne Storch 1960-2-18 s.n. San Luis Obispo Comment
  IRVC29570  Eryngium aristulatum var. hooveri Mark A. Elvin, Nic Huber 2006-3-30 4630 San Luis Obispo San Luis Obispo; N-side of Laguna Lake, at base of hill. Central Coastal 61 Comment
  OBI54324  Eryngium aristulatum var. hooveri David J. Keil 1996-6-25 25916 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo Comment
  RSA659421  Eryngium aristulatum var. hooveri David J. Keil 1996-6-25 25916 San Luis Obispo Laguna Lake Park and vicinity, at northwestern corner of park, in grazed field at east of park boundary, just entering corner of park. Comment
  OBI8978  Eryngium armatum Robert F. Hoover 1966-9-13 10016 San Luis Obispo Cambria Comment
  OBI8980  Eryngium armatum Robert F. Hoover 1946-8-24 6327 San Luis Obispo Near Laguna near SLO Comment
  LA83798  Eryngium vaseyi Ernest C. Twisselmann; 1960-8-3 5980 San Luis Obispo CHOICE VALLEY, Bitterwater Rd 1.25 mi N of the Choice Valley School. 601 Comment
  OBI7143  Erysimum X cheiri Jane Beckman 1976-4-21 21 San Luis Obispo From a garden 61 Comment
  CAS-BOT-BC54459  Erysimum capitatum Alice Eastwood; John Thomas Howell 1938-6-13 5915 San Luis Obispo Calf Canyon. Comment
  CDA11540  Erysimum capitatum G. F. Hrusa, D. Ragan 1995-6-2 12369 San Luis Obispo Black Butte Research Natural Area, east of Cuesta Pass 2 mi. Terminus of Ridge 1. Comment
  CAS-BOT-BC54474  Erysimum capitatum Ernest C. Twisselmann 1955-6-16 2147 San Luis Obispo La Panza Range. Queen Bee Road, 0.2 mile south of Pozo Grade Summit. 798 Comment
  RSA216779  Erysimum capitatum var. capitatum Robert F. Hoover 1968-4-17 11048 San Luis Obispo Elkhorn Hills. Comment
  POM261823  Erysimum capitatum var. capitatum Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9460 San Luis Obispo Between La Panza and Simmler on State Hwy 178. Comment
  OBI83671  Erysimum suffrutescens Christina Leedham, Caroline Vielhauer, Daniel Gonzalez, Natasha Beepath, Riley Lai, Keaton Riordan 2017-4-28 4 San Luis Obispo Up the path past Oso Flaco Lake boardwalk, north of the trail 5 Comment
  SBBG55807  Erysimum suffrutescens L. R. Bevier 1983-5-28 46 San Luis Obispo 0.25 mi NW of Oso Flaco Lake Rd end 18 Comment
  UC1296187  Erysimum suffrutescens R. F. Hoover 1947-4-13 6922 San Luis Obispo Baywood Park Comment
  UCSB21857  Erysimum suffrutescens del Moral, S. 1967-4-22 San Luis Obispo Edge of Oso Flaco, 3 miles northwest of Guadalupe 3 Comment
  OBI58730  Erythranthe floribunda Clare B. Hardham 1958-5-27 3423 San Luis Obispo Santa Lucia mts. 0.5 mi W of Chimney Rock, North Rd to Adelaida Comment
  OBI55638  Eschscholzia caespitosa David J. Keil 1989-6-9 21250 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  CAS-BOT-BC403486  Eschscholzia californica Alice Eastwood 1927-4-7 14317 San Luis Obispo Morro Comment
  OBI39359  Eschscholzia californica David J. Keil 1982-5-2 15899 San Luis Obispo Ca 1 mi W of jctn of Huerhuero rd with calif Rte 58 and S on dirt rd Comment
  UCD94082  Eschscholzia californica Shannon M. Still 2006-5-14 99 San Luis Obispo California. San Luis Obispo County: Along Las Pilitas Rd. ca. 1.1 mi. east of junction with W. Pozo Rd. 410 Comment
  OBI31533  Eschscholzia californica Joy Nishida 1982-5-29 410 San Luis Obispo American Cyn, .2 mi S of American Cyn campground 518 Comment
  UC410849  Eschscholzia californica Alice Eastwood 1928-5-17 15141 San Luis Obispo along road to Pozo Comment
  SBBG2334  Eschscholzia hypecoides C. B. Hardham 1958-4-26 3165 San Luis Obispo Peachy Cyn, W of Paso Robles Comment
  CAS-BOT-BC76483  Eschscholzia lemmonii R. F. Hoover 1967-3-27 10282 San Luis Obispo Chalk Mountain, north side of Cuyama Valley. Comment
  SBBG112671  Eschscholzia lemmonii C. F. Smith 1995-5-9 12630 San Luis Obispo Carrizo Plain, N side of the Caliente Range Comment
  RSA247120  Eschscholzia lemmonii subsp. lemmonii Gary D. Wallace, D. H. Wilken 1966-4-2 301 San Luis Obispo In Temblor Range, along Crocker Springs Road. Comment
  UC1296218 Image available Eschscholzia minutiflora R. F. Hoover 1949-5-29 7732 San Luis Obispo Cottonwood Pass; w side Comment
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Jul 13 2018
  HSC91687  Eucalyptus botryoides Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park at entrance to Camp Keep. Comment
  OBI22802  Eucalyptus rudis Unknown 1972-1-22 4 San Luis Obispo Adj to Engineering East, Cal Poly campus Comment
  OBI67362  Eucalyptus rudis Jenn Yost and Matt Ritter, Matt Ritter 2006-11-30 141 San Luis Obispo Cal Poly campus, off via carta in the middle of the inner campus Comment
  OBI48382  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil, V. L. Holland 1990-3-19 21349 San Luis Obispo N of Arroyo Grande along hwy 227, ca 1.5 mi S of jctn with Noyes Rd Comment
  OBI72241  Eucrypta chrysanthemifolia var. chrysanthemifolia Anthony Baniaga 2010-4-4 97 San Luis Obispo Tierra Redonda Mtn BLM ACEC 365 Comment
  OBI19542  Eucrypta chrysanthemifolia var. chrysanthemifolia Walter Kent Smith 1971-2-27 9 San Luis Obispo Ormonde Rd 5 mi E of hwy 101, alongside rd Comment
  UC1953190  Eugenia David Keil 2010-7-21 30919 San Luis Obispo Along County Oak Way, east of Arroyo Grande, between Thomas Hill Road and Lopez Drive Comment
  OBI14381  Euphorbia crenulata A. Ahmad 1963-4-7 2 San Luis Obispo 1 mi E SLO Comment
  OBI78035  Euphorbia maculata D. R. Miller 1994-3-23 394 -123 San Luis Obispo Pine Mt Region. On main deck at Egeberys main house, San Simeon Crk drainage 600 Comment
  OBI14398  Euphorbia ocellata Robert F. Hoover 1966-9-16 10056 San Luis Obispo 2 mi S of Creston Comment
  RSA195234  Euphorbia ocellata subsp. ocellata E. C. Twisselmann 1967-8-22 13554 San Luis Obispo Temblor range and the western San Joaquin Valley. Dorothy Twisselmann Ranch. 671 Comment
  RSA267951  Euphorbia ocellata subsp. ocellata C. W. Tilforth, Walter Wisura 1977-8-12 1423 San Luis Obispo 2 miles southeast of Wilson Corner (jct. of highway 58 and road to Paso Robles). Comment
  OBI57753  Euphorbia peplus David J. Keil 1998-3-27 26491 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UCD142474  Euphorbia peplus Ernest C. Twisselmann 1958-8-29 4748 San Luis Obispo San Luis Obispo County: Eastern San Luis Obispo County: Dorothy Twisselmann Ranch, Shandon. 670 Comment
  OBI82311  Euphorbia serpens D. R. Miller, Elizabeth A. Appel 2016-5-23 516 .1155 San Luis Obispo 335 Cambridge Street, Cambria, California. Comment
  SD244684  Euphorbia spathulata David Keil 1998-6-8 27699 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 Road. Comment
  CAS-BOT-BC124025  Euryptera californica Marcus Eugene Jones 1882-5-5 3226 San Luis Obispo Delyanna Creek, Cypress Mt.; Santa Lucia Mountains 609 Comment
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Dec 24 2017
  OBI77921  Extriplex californica David J. Keil, Eric Wise 1981-5-25 14771 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SBBG122767  Extriplex californica A. Parikh, N. Gale 2009-7-2 802 San Luis Obispo former Guadalupe Oil Field, 0.7 km E of ocean, 0.2 km NE of San Luis Obispo Co line 8 Comment
  CAS-BOT-BC413859  Fallopia sachalinensis T. C. Fuller 1967-5-11 15819 San Luis Obispo Opp. stop sign of off ramp from the n. bound lanes of the freeway, e. side of El Camino Real, 0.1 mi. s. of Santa Ysabel Ave., Atascadero Comment
  OBI2539  Festuca arundinacea Larry E. Brown 1970-4-18 1777 San Luis Obispo Along Los Osos Valley Rd. Along Los Osos Valley rd near Baywood Park Comment
  OBI79608  Festuca californica David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31364 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  SBBG97879  Festuca californica S. A. Junak 1990-7-26 4431 San Luis Obispo N slope of W Cuesta Ridge, ca. 0.4 NW of Pk 2478, just E of mine excavation, along abandoned mine rd which intersects W Cuesta Ridge Rd ca. 4 mi W of US Hwy 101 609 Comment
  CAS-BOT-BC283197  Festuca californica subsp. hitchcockiana Clare B. Hardham 1957-4-25 1731 San Luis Obispo North slope Cypress Mt., Santa Lucia Mountains Comment
  OBI50134  Festuca elmeri Michael Curto, Linda Allen 1991-6-8 731 San Luis Obispo San Luis Range (Irish Hills), NE slope, Prefumo Cyn Rd = 3 km SW from Los Osos Valley rd jct Comment
  OBI66736  Festuca microstachys David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29815 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  OBI21845  Festuca microstachys Robert F. Hoover 1948-4-17 7483 San Luis Obispo Fernandez Crk near N end of La Panza Range Comment
  OBI31360  Festuca microstachys Joy Nishida, Robert Allen 1982-4-10 238 San Luis Obispo American Cyn, across stream from campground 524 Comment
  OBI3502  Festuca perennis Lynch 1971-6-5 57 San Luis Obispo Smith Reservoir, Cal Poly Campus, San Luis Obispo Comment
  SEINET12122032  Foeniculum vulgare S. A. Thompson, Rawlins, J. E. 1988-1 5238 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  POM280677  Fragaria californica Henry J. Ramsey, Henry J. Ramsey 1946-4-21 s.n. San Luis Obispo Cambria Pines. Comment
  UCSB24130  Fragaria chiloensis Tucker, B. 1966-4-5 San Luis Obispo 4 mi. south of Oceano, on Pismo Beach Comment
  UC55320  Fragaria vesca J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mts. Comment
  UCSB4022  Frangula californica Ralph, F. 1959-4-11 San Luis Obispo along the hillside of Hwy 1, 13.6 miles north of San Simeon 60 Comment
  SBBG97089  Frangula californica subsp. californica D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1981 San Luis Obispo Chaparral Rd near the E end of the Botanical area, below TV antennas Comment
  OBI31504  Frangula californica subsp. californica Joy Nishida 1982-6-16 460 San Luis Obispo American Cyn campground near stream 536 Comment
  CAS-BOT-BC211634  Frankenia salina Ernest C. Twisselmann 1952-6-21 326 San Luis Obispo Twisselmann Ranch, 7 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 579 Comment
  CAS-BOT-BC211638  Frankenia salina Ernest C. Twisselmann 1954-6-5 1323 San Luis Obispo Soda Lake, Barrens at South End, Carrisa Plains, Temblor Range and the Western San Joaquin Valley 579 Comment
  OBI58094  Frankenia salina David J. Keil 1998-5-18 27299 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  CAS-BOT-BC205939  Fremontodendron californicum R. W. S. 1895-3-1 s.n. San Luis Obispo Unspecified Comment
  OBI59374  Fritillaria biflora David J. Keil, with Jill Bushakra 2001-6-14 29548 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  JEPS52776  Galium andrewsii subsp. andrewsii G. Ledyard Stebbins 1964-12-25 6201 San Luis Obispo s side of bay above Bay View Terrace (n-facing slope along a horizontal strip 200-400 ft wide near bottom of steep part of hill); Morro Bay 152 Comment
  SBBG68803  Galium andrewsii subsp. intermedium M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  RSA0042949  Galium angustifolium subsp. angustifolium LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6533 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
  OBI51817  Galium aparine Gary Westbrook Mar-94 38 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge 244 Comment
  OBI57989  Galium californicum subsp. californicum Austin P. Griffiths, Clare B. Hardham, Craig Cunningham 1987-6-26 18255 San Luis Obispo Towards E end of Surprise Lake Valley Comment
  OBI35245  Galium californicum subsp. flaccidum K. A. Nadeau 1983-4-30 23 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  OBI66589  Galium californicum subsp. flaccidum D. R. Miller 1994-5-12 594 -355 San Luis Obispo Pie Mts Region; E slope of Pine Mt; Pico Crk draninage 945 Comment
  JEPS24639  Galium hardhamiae Clare B. Hardham 1960-10-30 6380 San Luis Obispo Waterdog Creek Santa Lucia Mountains 609 Comment
  SBBG34948  Galium porrigens var. porrigens Mrs. R. W. Summers 1883-1 375 San Luis Obispo San Luis Mtn Comment
  UC1143109  Galium tricornutum G. T. Nordstrom 1937-6-20 1358 San Luis Obispo 4.1 mi ne Lime Mtn.; Adelaida Quadrangle Comment
  OBI79839  Gamochaeta pensylvanica David J. Keil 2012-7-27 31495 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Scenic View Way 86 Comment
  UC578636  Gamochaeta ustulata C. M. Belshaw 1936-3-31 1764 San Luis Obispo 2 1/2 mi nw Morro; Camcos Quadrangle 15 Comment
  OBI48235  Garrya elliptica David J. Keil 1989-5-29 s.n. San Luis Obispo Montana de Oro State Park. along Coon Crk trail Comment
  POM258546  Garrya veatchii Roxana S. Ferris 1939-6-20 9792 San Luis Obispo Four miles west of Paso Robles on Peachy Canyon Road. Comment
  SBBG96943  Garrya veatchii D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 San Luis Obispo Chaparral Rd near the E end of the Botanical area, below TV antennas Comment
  CAS-BOT-BC144761  Garrya veatchii W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Mountains Comment
  OBI52975  Gastridium phleoides Jenny Langford 1993-6-21 s.n. San Luis Obispo Avila Beach, San Luis Bay Estates. Proposed development increment 4 Comment
  UC50487  Gastridium ventricosum J. H. Barber 1900-5-6 San Luis Obispo Paso Robles Comment
  OBI3338  Gaultheria shallon Neil Havlik 1968-6-14 235 San Luis Obispo Montana de Oro state park Comment
  UCR140139  Gazania linearis George K. Helmkamp 2004-2-17 8298 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd, 0.2 mi east of Mesa View Dr (Calif. Hwy 1) 76 Comment
  RSA681276  Geranium dissectum Scott D. White, Ken McDonald 2001-5-9 8478 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI75256  Geranium molle David J. Keil 2011-5-12 31009 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 304 Comment
  OBI52728  Geranium molle D. R. Miller 1991-5-10 B- 2 -591 San Luis Obispo 1st gate up to, and along ridge rd, Pine Mtn area Comment
  OBI79799  Gilia David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31570 San Luis Obispo Avenales Ranch, south of Pozo 420 Comment
  RSA113511  Gilia achilleifolia Clare B. Hardham 1957-4-25 1742 San Luis Obispo Cypress Mt. Comment
  UC64879  Gilia achilleifolia subsp. achilleifolia Mrs. R. W. Summers 2761 San Luis Obispo Comment
  PASA776  Gilia capitata Margaret Stason 5/32 San Luis Obispo Near Arroyo Grande Comment
  UC1023807  Gilia leptantha subsp. pinetorum R. F. Hoover 1947-4-4 6882 San Luis Obispo w side of Cottonwood Pass Comment
  CDA17352  Gilia minor G. F. Hrusa, G. Wilvert 2005-4-1 16402 San Luis Obispo Carrizo Plain; South end of Caliente foothills, nr. gate at power line maintenance rd. 792 Comment
  CDA34428  Gilia minor D. Hickson 2010-4-8 CARR 1229 San Luis Obispo South Coast Ranges; Eastern Carrizo Plain, in the Elkhorn Hills, west of Padrone Cyn. Rd. Comment
  JEPS108371  Gilia minor David Gowen 2005-4-16 244 San Luis Obispo Elkhorn Road (dirt). Dry stream bed at Soda Lake Rd. junction, or about 0.4 mile from Hurricane Rd. Comment
  UCD81786  Gilia ochroleuca CA Dept. of Fish and Game 2008-4-3 CARR 0062 San Luis Obispo San Luis Obispo County: CDFG Carrizo Plain Ecological Reserve. 574 Comment
  CAS-BOT-BC402034  Gilia ochroleuca subsp. minima R. F. Hoover 1947-4-12 6909 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  CAS-BOT-BC402038  Gilia ochroleuca subsp. minima Clare B. Hardham 1960-3-28 5258 San Luis Obispo Santa Lucia Mountains. Opposite Bee Rock (south side of road) 304 Comment
  CAS-BOT-BC225541  Gilia tenuiflora R. F. Hoover 1967-4-12 10433 San Luis Obispo Upper Arroyo Grande Comment
  RSA0124214  Gilia tenuiflora Clare B. Hardham 1961-4-17 6824 San Luis Obispo Pine Mountain above 3200'. 976 Comment
  SBBG117976  Gilia tenuiflora subsp. tenuiflora E. Painter, M. Wetherwax 2002-4-25 CR 296 San Luis Obispo Sulphur Spring Crk, ca. 0.5 km SE of pipeline crossing; Camp Roberts 256 Comment
  UC1123814  Gilia tenuiflora subsp. tenuiflora T. M. Hendrix 1937-4-22 76 San Luis Obispo 2.1 mi nnw Highland School; Pozo Quad. Comment
  RSA202528  Glaucium flavum E. C. Twisselmann 1968-8-30 14916 San Luis Obispo Temblor Range and western San Joaquin Valley: Choice Valley, 3/8 mile below Choice Valley School 564 Comment
  OBI66908  Glebionis coronaria David J. Keil 2000-6-1 28799 San Luis Obispo Junction of Halcyon Road and Highway 1 near Arroyo Grande Comment
  RSA0020763  Gnaphalium luteoalbum Greg Wilvert 2005-4-17 259 San Luis Obispo Quail Spring. 942 Comment
  UCR140767  Gnaphalium luteoalbum George K. Helmkamp 2004-3-13 8351 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  JEPS96513  Grindelia hirsutula Dean W. Taylor 1971-4-24 1023 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area along the ridge at Firebreak Benchmark 2476 746 Comment
  UC1118580  Grindelia hirsutula G. T. Nordstrom 1937-6-18 1356 San Luis Obispo 2.9 mi ne Lime Mtn.; Adelaida Quad. 365 Comment
  OBI6215  Grindelia hirsutula P. A. Holden 1968-5-7 278 San Luis Obispo Near old road 1 mi N of Lopez Dam in Lopez Canyon Comment
  OBI16382  Grindelia stricta var. platyphylla Robert F. Hoover 1969-7-19 11505 San Luis Obispo S of Pismo Crk near Pismo bch Comment
  RSA143337  Guillenia lasiophylla Clare B. Hardham 1960-4-4 5297 San Luis Obispo Santa Lucia Mountains: Cantinas Creek. 244 Comment
  OBI71686  Hainardia cylindrica David J. Keil 1988-7-2 20872 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  SBBG96318  Hainardia cylindrica C. F. Smith 1961-6-1 6428 San Luis Obispo street at Pismo Beach St Park, Grover City Comment
  SEINET11841378  Haplopappus ericoides George K. Helmkamp 1982-1 s.n. San Luis Obispo S end of Morro Bay in Baywood Park 0 Comment
  OBI30386  Helenium puberulum Robert J. Rodin 1972-3-29 8608 San Luis Obispo S of Oso Flaco in Nipomo dunes Comment
  OBI38450  Helenium puberulum Eric Wise 1981-9-17 1151 San Luis Obispo Salinas River at hwy 58 Comment
  OBI6639  Helenium puberulum Greg Hassen 1975-7-15 44 San Luis Obispo Poly Cyn. Along stream on E side of Poly cyn rd near most southerly bridge Comment
  RSA216863  Helenium puberulum Robert F. Hoover 1966-10-1 10107 San Luis Obispo Vasquez Canyon, tributary to lower Lopez Canyon. Comment
  UC2013159  Helianthemum scoparium Jill MacIntyre 1986-7-16 4 San Luis Obispo Cuesta Ridge West. Top of ridge view of San Luis Obispo and Morro Bay. Also on nearby slopes (west basin slopes). Comment
  RSA122240  Helianthemum scoparium var. aldersonii F. C. Lee 1938-2-27 428 San Luis Obispo 1/2 mile southwest of Summit. 137 Comment
  OBI29279  Helianthus bolanderi David J. Keil 1980-9-15 14182 San Luis Obispo Calf Cyn, 0.25 mi W of intersection of Calif hwy 58 and 229. Comment
  CAS-BOT-BC305755  Helianthus gracilentus Alice Eastwood; John Thomas Howell 1936-5-8 2309 San Luis Obispo La Panza Mts. Comment
  UC1069477  Helianthus gracilentus G. T. Nordstrom 1937-6-23 1390 San Luis Obispo 2.9 mi ssw Williams Ranch; Adelaida Quadrangle Comment
  UC456072  Helianthus gracilentus I. J. Condit 1910-4-17 San Luis Obispo creek bank Chorro Creek; San Luis Obispo Comment
  OBI73595  Helichrysum petiolare David J. Keil 2010-6-18 30898 San Luis Obispo San Luis Obispo. Corner of Santa Rosa and Buchon streets Comment
  OBI32037  Heliotropium curassavicum David J. Keil, Eric Wise 1981-5-25 14795 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI35315  Heliotropium curassavicum var. oculatum Helen Jones 1982-5-21 61 San Luis Obispo Piedras Blancas Point Comment
  OBI30112  Helminthotheca echioides Melisa Luckow 1982-6-24 888 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of rd Comment
  UCSB39887  Helminthotheca echioides Shaw, J. 1982-7-1 San Luis Obispo Along Los Osos Valley Road at intersection with Descanso Street in San Luis Obispo 15 Comment
  UC1357612  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1965-9-19 9589 San Luis Obispo 2 mi e Santa Margarita Comment
  CAS-BOT-BC309866  Hemizonia congesta subsp. luzulifolia Mrs. R. W. Summers 1883-1-23 452 San Luis Obispo Near S. L. Obispo Comment
  CAS-BOT-BC314899  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1965-9-29 9656 San Luis Obispo North base of Cuesta Grade, Santa Lucia Range Comment
  CAS-BOT-BC314904  Hemizonia congesta subsp. luzulifolia John Thomas Howell 1929-10-12 4469 San Luis Obispo Atascadero Creek 5.2 miles w. of Atascadero Comment
  UCR160572  Hemizonia pungens subsp. pungens George K. Helmkamp, E. A. Helmkamp 2005-6-7 9553 San Luis Obispo Outer South Coast Ranges, along Arroyo Grande to Huasna Road [beyond Huasna], 2.1 miles ENE of Huasna Township Road 253 Comment
  CDA16061  Hemizonia pungens subsp. pungens G. F. Hrusa 2000-9-3 15695 San Luis Obispo Carrizo Plain; S end of Soda Lake-Simmler Rd at intersection w/ Soda Lake Rd. 0 Comment
  CHSC55391  Herniaria hirsuta subsp. cinerea L. P. Janeway; Jean Witzman 1988-4-30 2654 San Luis Obispo Near 'headwaters' of Huerhuero Cr. In dirt rd. 411 Comment
  OBI33938  Herniaria hirsuta var. cinerea David J. Keil 1983-10-21 17988 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  CAS-BOT-BC388553  Herniaria hirsuta var. cinerea Ernest C. Twisselmann 1956-5-7 2783 San Luis Obispo Maxey Ranch, in the low hills east of the Cholame Valley 502 Comment
  OBI16475  Hesperevax acaulis var. ambusticola Robert F. Hoover 1947-4-12 6906 San Luis Obispo Upper Navajo Crk, la Panza Range Comment
  OBI55293  Hesperevax acaulis var. ambusticola David J. Keil 1998-4-20 26840 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  UC31912  Hesperevax sparsiflora var. sparsiflora W. H. Brewer Apr 1861 464 San Luis Obispo San Luis Obispo Comment
  OBI52838  Hesperocnide tenella Steven A. Junak 1990-5-1 4281 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: at N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca 2.4 mi W ofhwy 101, ca 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  HSC91830  Hesperocyparis macrocarpa Susan H. Bicknell 1988-11-26 San Luis Obispo Montano de Oro Comment
  OBI52061  Hesperocyparis macrocarpa Larry Kelly, David J. Keil, V. L. Holland, and LynnDee Oyler 1990-4-12 399 San Luis Obispo Pismo marsh between Pismo state beach campground and Grand Ave Comment
  OBI69505  Hesperolinon micranthum David J. Keil 2008-6-6 30530 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  UC1285269  Hesperolinon micranthum R. F. Hoover 1946-6-15 6145 San Luis Obispo Reservoir Canyon Comment
  POM223343  Hesperomecon linearis Alice Eastwood, John T. Howell 1935-3-25 2012 San Luis Obispo Cholame Comment
  OBI4241  Hesperoyucca whipplei Harry Schwab 1970-5-23 13 San Luis Obispo Just beyond gate at end of Reservoir Cyn Rd, which is located half-way between San Luis Obispo and the foot of Cuesta Grade Comment
  OBI16781  Heteranthemis viscidihirta Robert F. Hoover 1964-6-6 8959 San Luis Obispo Los Osos Comment
  SD244648  Heterodraba unilateralis David Keil, Curtis Clark 1999-4-17 26775 San Luis Obispo Carrizo Plain. N of Soda Lake in vicinity of intersection of Belmont Trail and Clarksburg Rd. Flat area. Comment
  HSC91506  Heteromeles arbutifolia Susan H. Bicknell 1988-11-22 San Luis Obispo Montano de Oro, MDO13, N face of Hazard Canyon 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
  OBI21616  Heteromeles arbutifolia Unknown 1979-5-2 s.n. San Luis Obispo 5 mi N of hwy 101 and 1.5 mi W on Cuesta Ridge Rd Comment
  RSA0072383  Heteromeles arbutifolia E. C. Twisselmann, D. J. Bedell 1969-11-15 16332 San Luis Obispo Sulfur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles. 206 Comment
  OBI16095  Heterotheca grandiflora F. Rush August1957 s.n. San Luis Obispo S Morro Bay Comment
  CAS-BOT-BC311321  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1946-8-18 6313 San Luis Obispo Cammatti Ranch, n. of La Panza Comment
  CAS-BOT-BC424211  Heuchera micrantha var. hartwegii R. F. Hoover 1947-6-3 7266 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC318467  Hieracium argutum Clare B. Hardham 1956-7-15 1259 San Luis Obispo Santa Rita Canyon, Santa Lucia Mountains Comment
  OBI7434  Hieracium argutum David J. Keil 1976-9-25 11837 San Luis Obispo Upper See Cyn along See Cyn rd Comment
  CAS-BOT-BC55422  Hirschfeldia incana Ernest C. Twisselmann 1954-7-2 1417 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Jackson Place. 2 miles south of Grant's Lake, eastern SLO county. 533 Comment
  OBI36688  Hirschfeldia incana Eric Wise 1983-9-22 1774 San Luis Obispo Salinas River X hwy 58; near Santa Margarita Comment
  OBI53842  Hirschfeldia incana Arthur W. Hazebrook 1993-5-23 204 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill Comment
  UCD105848  Hoffmannseggia glauca Ernest C. Twisselmann 1958-8-29 4750 San Luis Obispo San Luis Obispo County: Eastern part of county, Dorothy Twisselmann Ranch, Shandon. 670 Comment
  OBI8496  Hoita macrostachya R. D. McCall 1978-10-27 10 San Luis Obispo Reservoir Cyn about 3 mi from gate Comment
  OBI54394  Hollisteria lanata George Butterworth 1995-7-9 95 San Luis Obispo Carrizo Plain Natural Area. 1.8 mi SE of Crocker Rd along Elkhorn Rd Comment
  OBI16061  Holocarpha heermannii Robert F. Hoover 1947-8-17 7381 San Luis Obispo Near summit of Santa Lucia Mts on Templeton -Cambria Rd Comment
  OBI75267  Hordeum depressum David J. Keil 2011-4-22 30994 San Luis Obispo Sweet Springs Nature preserve. South shore of Morro Bay. Baywood Park-Los Osos area north of Ramona Ave. 5 Comment
  CAS-BOT-BC285027  Hordeum depressum Ernest C. Twisselmann 1954-4-20 1107 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Summit: San Andreas Fault 655 Comment
  UCSB43897  Hordeum marinum Oberholtzer, M. 1980-4-20 San Luis Obispo One quarter mile west of the east entrance kiosk of the Hunter-Liggett Military Reservation on Nacimiento-Fergusson Rd. 304 Comment
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1
  CAS-BOT-BC285141  Hordeum marinum subsp. gussoneanum John Thomas Howell 1964-6-29 40811 San Luis Obispo Cambria Comment
  OBI76652  Hordeum marinum subsp. gussoneanum Meg Perry 2010-4-8 12 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, Sect 4 614 Comment
  OBI60826  Hordeum murinum David J. Keil 1991-5-18 21536 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  OBI76825  Hordeum murinum Allison Berry 1984-4-10 89 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI77674  Hordeum murinum Craig Woods 1978-4-3 31 San Luis Obispo Carrizo Plain, 1 mi NW of Soda Lake San Diego cr rd, along Sim. soda lake san diego cr rd Comment
  SBBG94442  Hordeum murinum subsp. leporinum S. A. Junak 1990-4-17 4169 San Luis Obispo just N of USFS Rd 29S11.3, ca. 0.1 mi W of W boundary of Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 783 Comment
  OBI21932  Hordeum vulgare S. A. Karlin 1966-3-21 s.n. San Luis Obispo Field on Sherman Way 213 Comment
  OBI32216  Horkelia cuneata subsp. cuneata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14444 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI56450  Horkelia cuneata subsp. cuneata David J. Keil 1999-5-13 28340 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  UC454991  Horkelia cuneata subsp. cuneata I. J. Condit 1910-4-30 San Luis Obispo Oceano, Sand Hills Comment
  UC178640  Horkelia cuneata subsp. puberula Katharine Brandegee 1911-1 San Luis Obispo Price Canon, near the coast of San Luis Obispo County, in the Upper Sonoran Zone Comment
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Nov 11 2016
  OBI30375  Hunnemannia fumariifolia John Dewelt 1971-5-12 s.n. San Luis Obispo Atascadero Comment
  OBI13999  Hypericum anagalloides Robert F. Hoover 1947-5-23 7176 San Luis Obispo Near Sunnyside School, Los Osos valley Comment
  OBI31226  Hypericum anagalloides Julie M. Vanderwier 1979-5-19 168 San Luis Obispo Indian Knob Tar Sands Comment
  OBI17679  Hypochaeris glabra Dave Imper 1977-3-21 58 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  OBI28111  Hypochaeris glabra Carrie Wilson, Allison Berry 1982-5-9 38 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of CA Rte 101 on Ca rte 58-Santa Margarita. Site to R of rd; 50 yds from RR tracks Comment
  OBI30730  Hypochaeris glabra Koomanoff et al 1981-5-16 10 San Luis Obispo Edna Tar Sands, near summit of Indian Knob Comment
  OBI32346  Hypochaeris radicata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15925 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  CAS-BOT-BC311525  Ismelia carinata T. C. Fuller 1967-5-11 15817 San Luis Obispo S.W. of 16th & Warner Sts., Oceano Comment
  CAS-BOT-BC316745  Isocoma acradenia var. bracteosa Chester Dudley 1935-1-1 s.n. San Luis Obispo San Miguel Comment
  OBI59798  Isocoma acradenia var. bracteosa George Butterworth 1997-11-3 192 San Luis Obispo T31 S R20E, S29 beside Soda Lake Rd. 1/4 mi S of Simmler rd 588 Comment
  SD41504  Isocoma menziesii var. menziesii Edith A. Purer 1932-8-1 4700 San Luis Obispo Moro Bay sand dunes Comment
  OBI73254  Isocoma menziesii var. sedoides Michael Walgren 2010-9-18 172 San Luis Obispo Estero Bluffs state park, 1.56 mi W of Cayucos Crk, S of hwy 1, at mouth of San Geronimo Crk Comment
  CAS-BOT-BC324703  Isocoma menziesii var. vernonioides R. F. Hoover 1966-9-21 10088 San Luis Obispo Oso Flaco Lake Comment
  UC1118865  Isocoma menziesii var. vernonioides H. C. Lee 1936-3-14 501 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quadrangle Comment
  CAS-BOT-BC112420  Isolepis carinata R. F. Hoover 1950-4-21 7854 San Luis Obispo Cambria, in Monterey Pine Woods. Comment
  CAS-BOT-BC112543  Isolepis cernua D. E. Breedlove 1962-8-7 4108 San Luis Obispo On the shore of Oso Flaco Lake, 3 miles north of Guadalupe. Comment
  OBI22581  Isolepis cernua Robert F. Hoover 1965-5-22 9406 San Luis Obispo Cambria, N of town Comment
  SBBG18432  Isolepis cernua M. A. Piehl 1963-8-4 63783 San Luis Obispo W side of Oso Flaco Lake 3 Comment
  OBI36375  Iva axillaris David J. Keil, Lynne Dee Oyler and Rick Oyler 1983-6-26 17166 San Luis Obispo Shandon. Along San Juan Crk Comment
  OBI38446  Jaumea carnosa Eric Wise 1981-9-29 1273 San Luis Obispo Oso Flaco Lake Comment
  OBI4192  Jaumea carnosa Robert F. Hoover 1965-10-1 9703 San Luis Obispo Cuesta by the Sea, S shore of Morro Bay Comment
  UC1787287  Jaumea carnosa G. K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5337 A San Luis Obispo Central Coast: Atascadero State Beach, 1.2 mi NNW of the junction of CA-1 and CA-41. 6 Comment
  RSA586075  Juglans californica F. Johnson, E. A. Young 1993-5-23 s.n. San Luis Obispo Boyscout Rd. by Nacimento River Comment
  SBBG109987  Juncus C. B. Hardham 1958-5-7 3221 San Luis Obispo hills between Bee Rock and Nacimiento River Comment
  SBBG109986  Juncus C. B. Hardham 1956-6-3 891 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  OBI43282  Juncus acutus subsp. leopoldii Eric Wise 1982-4-28 1400 San Luis Obispo Sweet Springs marsh. NW of 4th & Ramona, Los osos Comment
  RSA220218  Juncus balticus subsp. ater Ernest C. Twisselmann 1969-11-4 16327 San Luis Obispo Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon. 701 Comment
  OBI21100  Juncus bufonius var. bufonius Robert F. Hoover 1947-1-18 6597 San Luis Obispo Steiner Crk Comment
  OBI30129  Juncus bufonius var. bufonius Melissa Luckow 1982-6-24 906 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd Comment
  OBI5579  Juncus bufonius var. congestus Sharon Jochums 1974-5-19 249 San Luis Obispo Near Piedras Blancas Comment
  SBBG92634  Juncus hesperius C. F. Smith 1961-9-15 6495 San Luis Obispo shore of Big Twin Lake in dunes S of Oceano Comment
  SBBG96177  Juncus phaeocephalus C. F. Smith 1965-11-7 9117 San Luis Obispo Oso Flaco Lake, N of Guadalupe Comment
  UC1146343  Juncus phaeocephalus var. phaeocephalus R. F. Hoover 1965-5-22 9398 San Luis Obispo n of Cambria Comment
  OBI76647  Juncus uncialis Meg Perry 2010-4-2 9 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, NE 1/4 sect 4 613 Comment
  UCR265991  Juncus usitatus David J. Keil 2015-2-19 32648 San Luis Obispo Cal Poly Campus, between Cerro Vista dorms complex and Village Drive 125 Comment
  UC197334  Keckiella breviflora I. J. Condit Jun 1912 San Luis Obispo San Carpojo Canyon Comment
  UC1562880  Keckiella cordifolia Barbara Ertter 1989-6-10 8570 San Luis Obispo ca 20 air mi ene San Luis Obispo (e side of Black Mt, head of McGinnis Creek above Navajo Campground); Black Mt., McGinnis Creek Comment
  UCR43269  Keckiella cordifolia David Charlton 1986-5-17 221 San Luis Obispo 27.5 miles west of Kern Co. line on Pozo Rd. at La Panza Campground entrance 915 Comment
  CDA6285  Kickxia spuria J. Massera 1966-8-8 San Luis Obispo Cambria. 0 Comment
  OBI17226  Krascheninnikovia lanata Robert F. Hoover 1946-10-13 6495 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  OBI28981  Lactuca saligna David J. Keil 1977-8-21 12503 San Luis Obispo Ca. 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  OBI79034  Lactuca saligna David J. Keil 2013-8-22 31908 San Luis Obispo Morro Bay State Park. Between 1743 and 1800 Turri Road (from 35.330341 deg. , -120.812458 deg. to 35.327170 deg. , -120.808337 deg. ) 9 Comment
  CAS-BOT-BC341621  Lagophylla ramosissima Alice Eastwood 1926-5-5 13878 San Luis Obispo Cholame Comment
  UC1069697  Lagophylla ramosissima G. T. Nordstrom 1937-6-21 1367 San Luis Obispo 4.1 mi ne Lime Mtn.; Adelaida Quadrangle Comment
  UC1132175  Lamarckia aurea P. L. Johannsen 1936-3-21 711 San Luis Obispo 1 mi e of San Luis Obispo 137 Comment
  OBI21953  Lamarckia aurea Robert F. Hoover 1964-6-5 8921 San Luis Obispo Ridge NE of Cuesta Pass, San Luis Obispo Comment
  SBBG49311  Lamium purpureum P. T. Hom 1974-5-23 36 San Luis Obispo intersection of Hwy 101 and Hwy 46 at Paso Robles 219 Comment
  CAS-BOT-BC329177  Lasthenia ferrisiae David D. Keck; J. Clausen 1935-4-10 3140 San Luis Obispo E side of Soda Lake, Carrizo Plains 609 Comment
  RSA522573  Lasthenia fremontii David J. Keil 1986-3-22 19069 San Luis Obispo Carissa Plain N of Soda Lake, 2.4 mi E of Soda Lake Rd on Belmont Tr. 579 Comment
  UC1953278  Lasthenia glabrata subsp. coulteri David Keil 2009-4-9 30576 San Luis Obispo Just south of junction of California Route 58 with US Route 101 along frontage road to Santa Margarita Booster Station. Comment
  UC1118938  Lasthenia gracilis C. M. Belshaw 1936-4-2 1783 San Luis Obispo 3.5 mi nw of Padrones Springs Carrizo Plain; McKittrick Quadrangle Comment
  UC1118981  Lasthenia gracilis P. L. Johannsen 1937-4-10 1019 San Luis Obispo 1 3/4 mi n Spanish Ranch (Plot 244); McKittrick Quadrangle Comment
  UCR29414  Lasthenia gracilis David J. Keil 1981-6-20 14928 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
  SBBG7772  Lasthenia leptalea C. B. Hardham 1958-4-20 3052 San Luis Obispo North Traffic Way, Atascadero Comment
  UC1224624  Lasthenia leptalea Peter H. Raven 1963-5-3 18279 San Luis Obispo Atascadero Comment
  UCSB17093  Lasthenia leptalea Hardham, Clare 1963-5-4 San Luis Obispo Atascadero Comment
  RSA139905  Lasthenia leptalea Clare B. Hardham 1960-3-28 5249 San Luis Obispo Bee Rock. Plants of the Santa Lucia Mountains. 305 Comment
  CAS-BOT-BC367549  Lasthenia microglossa R. F. Hoover 1958-3-22 8430 San Luis Obispo Summit of Temblor Range at Kern County line, Simmler--McKittrick Road Comment
  SEINET2444005  Lasthenia microglossa David Keil, Clare Hardham; Julie McCulloch 1999-4-17 26799 San Luis Obispo S of Creston at McCulloch property, 4425 Coyote Canyon Rd. (Between Creston & Hwy 58, W of O'Donnovan Rd.). Comment
  UC87655  Lasthenia minor L. Jared 1893-5-1 San Luis Obispo Goodwin Comment
  UCR122806  Lathyrus odoratus George K. Helmkamp, E. A. Helmkamp 1998-5-19 3872 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  SEINET7106282  Lathyrus odoratus Duane Isely 1965-5-26 9567 San Luis Obispo Embankment of highway, state #1, immediately south of Cambria, San Luis Obispo Co., California.; 0 Comment
  OBI13246  Lathyrus vestitus var. vestitus Russell Gorman 1956-4-6 39 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI25589  Lathyrus vestitus var. vestitus David J. Keil 1981-5-16 14685 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UC310768  Lathyrus vestitus var. vestitus Philip A. Munz 1926-3-25 9212 San Luis Obispo Morro Creek 457 Comment
  RSA680409  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. 6 Comment
  CAS-BOT-BC321646  Layia glandulosa Ernest C. Twisselmann 1969-4-14 15107 San Luis Obispo La Panza Range. Bedell Ranch, 5 miles SE of Creston 350 Comment
  OBI45629  Layia glandulosa Clifton F. Smith 1951-4-19 3032 San Luis Obispo Nipomo Mesa N of Guadalupe Comment
  SBBG34838  Layia glandulosa Mrs. R. W. Summers 1886-2-21 San Luis Obispo Oso Flaco hills, near the sea Comment
  CAS-BOT-BC321611  Layia glandulosa Clare B. Hardham 1957-5-4 1849 San Luis Obispo Tierra Redondo Comment
  CAS-BOT-BC321637  Layia glandulosa R. F. Hoover 1948-4-17 7480 San Luis Obispo Commatti Canyon Comment
  UCD133905  Layia glandulosa Annetta Carter 1940-4-7 1507 San Luis Obispo San Luis Obispo County: Palo Prieto Canyon, 3.3 miles southeast of Cholame, north end of Temblor Range. 457 Comment
  RSA121791  Layia glandulosa subsp. glandulosa C. M. Belshaw 1936-3-25 1732 San Luis Obispo 4 miles S of Morro. 0 Comment
  OBI15868  Layia heterotricha Eben McMillan 1952-4-27 62 San Luis Obispo Temblor Mt. North side. 1 mi SW of Carneras Rocks Comment
  OBI74934  Layia heterotricha George Butterworth 2010-3-29 772 San Luis Obispo Chimineas; E Grantline 607 Comment
  UC2027567  Layia heterotricha David J. Keil with Matt Ritter, Taylor Crow, et al. 2012-3-3 31219 San Luis Obispo Sinton Ranch, south of Highway 58 on unpaved portion of Shell Creek Road. Comment
  OBI56834  Layia hieracioides David J. Keil 1998-4-20 26845 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  CAS-BOT-BC327512  Layia jonesii Marcus E. Jones 1882-5-5 3224 San Luis Obispo San Louis Obispo Comment
  POM298328  Layia jonesii D. D. Keck 1933-5-5 2187 San Luis Obispo Odd Fellows Cemetery, near mouth of Toro Creek, on the coast between Cayucos and Morro 10 Comment
  CAS-BOT-BC327496  Layia jonesii Alice Eastwood; John Thomas Howell 1936-5-6 2224 San Luis Obispo E of Morro on road to San Luis Obispo Comment
  RSA659228  Layia munzii David J. Keil, Kathleen Keil 1992-4-11 22791 San Luis Obispo California Valley, Carissa Plain. Belmont Trail 2 miles E of Soda Lake Rd. at intersection with small cross road. Comment
  CAS-BOT-BC327673  Layia munzii Eben McMillan 1958-4-18 43 -5 San Luis Obispo Low hills SE of Soda Lake. 670 Comment
  RSA8283  Layia munzii I. L. Wiggins 1932-3-20 s.n. San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  UC575307  Layia munzii David D. Keck and J. Clausen 1935-4-10 3148 San Luis Obispo 4 mi s Soda Lake; Carrizo Plain 609 Comment
  OBI81153  Layia pentachaeta Jason Dart, M. Perry, A. Weichert 2010-4-6 362 San Luis Obispo Northern Carrizo Plain, along Bitterwater Road, 3.9 miles north of Highway 58 643 Comment
  CAS-BOT-BC382112  Layia platyglossa Clare B. Hardham 1957-4-19 1688 San Luis Obispo Santa Lucia Mountains; Santa Rita Ranch (Juhl Ranch) West of Templeton Comment
  RSA0035301  Layia platyglossa LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6372 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
  UCD133995  Layia platyglossa Daryl Koutnik 1978-6-19 534 San Luis Obispo San Luis Obispo County: west of Cerro Romauldo along Chorro Creek. 304 Comment
  UCD78272  Layia platyglossa Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4617 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-BC382106  Layia platyglossa Roxana S. Ferris 1935-3-29 9113 San Luis Obispo Slopes above southern end of Soda Lake, Carisso Plain Comment
  UCD135687  Layia platyglossa Bruce G. Baldwin 1987-3-15 646 San Luis Obispo San Luis Obispo County: 10 miles south of junction with San Juan Road along Shell Creek Road. Comment
  RSA11150  Layia platyglossa subsp. campestris C. B. Wolf 1929-4-15 3605 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  SD115789  Lemna minuta Wayne P. Armstrong 1984-7-8 1206 San Luis Obispo Oso Flaco Lake, north shore. 4 Comment
  OBI13490  Lepechinia calycina Tracey & Viola Call, Viola Call 1962-7-13 2145 San Luis Obispo About 2 mi E of La Panza and 1/2 mi E of summit 762 Comment
  OBI69433  Lepidium dictyotum David J. Keil, with Lynne Dee (Oyler) Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30496 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. 655 Comment
  CAS-BOT-BC89026  Lepidium dictyotum R. F. Hoover 1967-3-5 10239 San Luis Obispo Upper Arroyo Grande, near salt springs. Comment
  CAS-BOT-BC89215  Lepidium draba Alice Eastwood 1927-4-7 14249 San Luis Obispo San Luis Obispo. Morro. Comment
  CAS-BOT-BC89498  Lepidium jaredii Ernest C. Twisselmann 1956-3-26 2586 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sinks 5 miles south of Soda Lake. 624 Comment
  UCSB26261  Lepidium jaredii Ketcham, A. 1968-4-6 San Luis Obispo The road to Crocker Grade; in the floor of Carrizo Plain; about 5 miles southeast of Soda Lake Comment
  OBI73424  Lepidium latifolium David J. Keil 2010-6-1 30830 San Luis Obispo San Juan Creek Bridge at Highway 58. Eastern portion of La Panza Mountains. 450 Comment
  OBI80379  Lepidium nitidum David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  SBBG104191  Lepidium nitidum F. L. Johnson Proctor 1993-2-19 ROB 114 San Luis Obispo ca. 0.5 km N of Bee Rock Rd on East Perimeter Rd; Camp Roberts Comment
  RSA195844  Lepidospartum squamatum E. C. Twisselmann 1967-9-12 13701 San Luis Obispo Otherwise known in the Temblor Range only from the mouth of Palo Prieta Canyon, Choice Valley, fill 0.25 mile NW of the school. 602 Comment
  UCSB59904  Lepidospartum squamatum Penkala, Brad; Ryan, P. 1987-7-17 San Luis Obispo In San Juan Creek bed, about 4.0 mi. S of Shandon along Truescale Rd. 335 Comment
  SBBG20597  Leptochloa fusca subsp. uninervia E. C. Twisselmann 1963-12-10 9204 San Luis Obispo Estrella Plains, US Hwy 466, 7 mi E of Paso Robles 243 Comment
  OBI11349  Leptosiphon R. F. Hoover 1950-4-30 7859 San Luis Obispo East slopes of Panza Range in gravelly soil Comment
  POM216299  Leptosiphon androsaceus D. D. Keck 1933-5-3 2116 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield. Comment
  RSA0010326  Lessingia germanorum var. tenuipes John T. Howell 1927-8-17 3005 San Luis Obispo 4 miles south of Templeton. Comment
  OBI65158  Lessingia glandulifera var. glandulifera Greg Wilvert 2005-5-28 442 -1 San Luis Obispo SE Half of the Caliente Range. 0.5 km W Padrones Cyn Comment
  OBI65206  Lessingia glandulifera var. glandulifera Greg Wilvert 2005-8-6 513 San Luis Obispo SE Half of the Caliente Range. Padrones Cyn 800 Comment
  CAS-BOT-BC339461  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1955-9-1 2365 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Juan River Valley, near McCornack Ranch, eastern San Luis Obispo County 426 Comment
  OBI15749  Lessingia pectinata var. tenuipes Robert F. Hoover 1965-9-19 9615 San Luis Obispo La Panza district Comment
  OBI15756  Lessingia pectinata var. tenuipes Robert F. Hoover 1966-9-16 10065 San Luis Obispo Creston Comment
  UC1321321  Lessingia pectinata var. tenuipes R. F. Hoover 1966-9-16 10065 San Luis Obispo Creston Comment
  UC1153381  Leymus X multiflorus R. F. Hoover 1948-6-29 7551 San Luis Obispo Tar Springs Creek Comment
  CAS-BOT-BC283689  Leymus condensatus Clare B. Hardham 1957-9-12 2620 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek Cambria Comment
  SBBG112804  Leymus condensatus C. B. Hardham 1957-9-12 2620 San Luis Obispo Santa Rosa Crk, Cambria Comment
  OBI65766  Leymus condensatus D. R. Miller 1995-8-11 895 -598 San Luis Obispo Pine Mt Region, W of Coles House Spring's area, Marmolejo Crk drainage 732 Comment
  UCD64295  Leymus condensatus G. F. Hrusa 1987-6-15 5421 San Luis Obispo San Luis Obispo County: Big Falls Canyon above Lopez Cyn. Comment
  CAS-BOT-BC272180  Leymus triticoides Ernest C. Twisselmann 1954-6-12 1362 San Luis Obispo Elhorn Plain, Temblor Range and the Western San Joaquin Valley 652 Comment
  UC454907  Limnanthes douglasii subsp. nivea C. L. Flint San Luis Obispo Santa Margarita Comment
  UC463290  Limnanthes douglasii subsp. nivea Roxana S. Ferris 1929-4-13 7507 San Luis Obispo Atascadero Properties; orchard near southern limit Comment
  UC794373  Limnanthes douglasii subsp. nivea Lincoln Constance, Richard W. Holm, and Carroll E. Wood Jr. 1949-4-23 3263 San Luis Obispo four mi n Santa Margarita 304 Comment
  OBI22963  Limonium californicum Richard Teague 1979-11-10 19 San Luis Obispo Morro Bay 0 Comment
  OBI59645  Limonium sinuatum David J. Keil 1999-9-8 s.n. San Luis Obispo Along Turri rd, about halfway between Los Osos Valley Rd and South Bay Blvd Comment
  OBI64100  Limosella acaulis David J. Keil 2002-4-4 29785 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
  UCR137087  Linanthus bicolor June Latting 1958-5-4 s.n. San Luis Obispo Cuyama Valley, west end of valley, 12 miles southeast of junction of Hwy 166 and Sisquoc [Tepusquet] Road [vicinity of Gypsum Canyon] 412 Comment
  JEPS108368  Linanthus liniflorus David Gowen 2005-4-16 241 San Luis Obispo Elkhorn Road (dirt). Along lower section of dirt side road, about 2.4 miles N of Hurricane Rd. Comment
  CHSC53606  Linanthus parryae L. P. Janeway 1988-5-22 2691 San Luis Obispo Ca 5 mi due E of Creston; upper reaches of eastern branches of Huerhuero Cr. 426 Comment
  CDA16827  Linanthus parviflorus G. F. Hrusa, L. Saslaw 2001-4-12 15764 San Luis Obispo Carrizo Plain; Swain Ridge, immed. N of Wells Ranch Rd. Comment
  UC57527  Linanthus parviflorus J. H. Barber 1900-3-30 San Luis Obispo Santa Lucia Mts. Comment
  JEPS13189  Linanthus pygmaeus subsp. continentalis Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5142 San Luis Obispo 0.5 mi w junction of Commatti Canyon road from Shandon (along direct road from La Panza to Creston) 457 Comment
  CDA6319  Linaria maroccana G. D. Barbe 1974-5-18 1800 San Luis Obispo Frontage road south of Teft Street, Nipomo. 0 Comment
  CDA6312  Linaria pinifolia G. D. Barbe 1974-5-16 1791 San Luis Obispo Frontage road and freeway fence between Tefet and Juniper Streets, Highway 101, Nipomo. 0 Comment
  OBI53178  Lithophragma David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21505 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  OBI59486  Lithophragma affine David J. Keil, with V. L. Holland 2001-4-7 29275 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
  CAS-BOT-BC430584  Lithophragma affine John H. Thomas 1949-4-18 303 A San Luis Obispo Graves Creek Bridge near Palo Robles Comment
  RSA84367  Lithophragma cymbalaria F. W. Peirson 1925-3-25 5689 San Luis Obispo Pismo Creek. 30 Comment
  CAS-BOT-BC435380  Lithophragma cymbalaria Mrs. R. W. Summers unspecified s.n. San Luis Obispo unspecified Comment
  SBBG109607  Lithophragma heterophyllum D. Keil 1986-4-13 19147 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of Hwy Comment
  CAS-BOT-BC435657  Lithophragma heterophyllum Ira L. Wiggins 1929-4-13 3476 San Luis Obispo Grassy hillside 1 mi. n. of San Luis Obispo Comment
  CAS-BOT-BC435664  Lithophragma heterophyllum Alice Eastwood; John Thomas Howell 1936-5-7 2296 San Luis Obispo Between Templeton and Cayucos Comment
  OBI20341  Lobelia erinus Samuel Miyamoto 1971-6-2 18 San Luis Obispo San Luis Obispo campus, SW side of floral shop, OH unit 152 Comment
  CSUSB1423  Lobularia maritima Linda Hine 1967-3-25 San Luis Obispo Junction of Los Berros Road and Highway 101 152 Comment
  UC63247  Logfia filaginoides Mrs. R. W. Summers 1890-4-6 San Luis Obispo Comment
  IRVC29048  Lolium perenne G. K. Helmkamp 2003-9-26 8182 San Luis Obispo southwest edge of Oceano at the edge of sand dune recreation area Central Coast 6 Comment
  OBI31670  Lomatium caruifolium Smeltzer, Turnquist 1982-4-12 27 San Luis Obispo Laguna lake park Comment
  OBI31949  Lomatium caruifolium David J. Keil, Melissa Luckow 1981-7-3 14984 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
  SD112986  Lomatium caruifolium Darley F. Howe 1967-4-10 4333 San Luis Obispo 7.8 miles north of Cambria on coast. Comment
  SEINET7881616 Image available Lomatium dasycarpum H. C. Lee 1936-1 526 San Luis Obispo Mine Hill Sec. 3 T. 31S. R. 12E. Comment
  SBBG21673  Lomatium dasycarpum subsp. dasycarpum E. R. Chandler 1965-1-29 2055 San Luis Obispo San Bernardo Crk Rd, W of San Luis Obispo Comment
  SBBG94028  Lomatium dasycarpum subsp. dasycarpum S. A. Junak with D. A. Young, T. J. Ayers 1989-3-13 3929 San Luis Obispo W Cuesta Ridge, along dirt rd S of USFS Rd 29S11.3, SW of KSBY TV towers, E end of the Cuesta Ridge Botanical Area, ca. 3 mi W of US Hwy 101 609 Comment
  UC1953331  Lomatium macrocarpum David Keil with Rhonda Riggins and D. R. Miller 1998-5-27 27521 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 22.4 miles NE, then NW from Hwy 1, NW of Burnett peak, 1 mile from Monterey Co. line. Comment
  OBI8862  Lomatium parvifolium Robert F. Hoover 1968-4-20 11065 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  SBBG18771  Lomatium parvifolium C. B. Hardham 1961-5-17 7055 San Luis Obispo 4 mi W of Ocean View Mine Comment
  SFV2588  Lomatium parvifolium L. Constance, R. W. Holm, C. E. Wood, Jr. 1949-4-24 s. n. San Luis Obispo Serpentine knoll at east end of Los Osos Valley. 0.8 miles southwest of San Luis Obispo. 152 Comment
  OBI37960  Lomatium utriculatum David J. Keil, Rhonda Riggins, Richard A. Pimentel, D. R. "Doc' Miller 1985-4-27 18627 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  HSC38877  Lomatium utriculatum J. P. Smith 1973-3-21 5896 San Luis Obispo 5 mi. E of Atascadero on Hwy. 41 305 Comment
  RSA613934  Lomatium vaginatum George K. Helmkamp, E. Helmkamp 1998-4-8 3210 San Luis Obispo Elkhorn Grade Rd, 6.3 mi. NW of jct with CA hwy 33 (roughly W of Maricopa). 549 Comment
  SBBG107409  Lonicera hispidula C. B. Hardham 1956-6-6 882 San Luis Obispo pass S of 7X Ranch, Paradise Valley, Atascadero Comment
  SBBG107410  Lonicera hispidula C. B. Hardham 1956-6-20 957 San Luis Obispo Tassejara Cyn, Cuesta Grade Comment
  CAS-BOT-BC240573  Lonicera hispidula Robert F. Thorne; P. Everett 1963-6-7 32166 b San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway 579 Comment
  UCR29908A  Lonicera hispidula var. vacillans David J. Keil 1981-6-20 14867 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
  CAS-BOT-BC240818  Lonicera interrupta H. E. McMinn 1923-6-21 1174 San Luis Obispo 1/2 mi N.E. of San Marguerette, Rt. of highway Comment
  CAS-BOT-BC243954  Lonicera involucrata var. ledebourii Henry M. Pollard 1968-6-7 s.n. San Luis Obispo Margin of Lake Oso Flaco Comment
  CAS-BOT-BC243958  Lonicera involucrata var. ledebourii John H. Thomas 1959-3-20 7558 San Luis Obispo Pond in Black Lake Canyon just east of Highway 1 and SPRR tracks, about 12 miles NW of Santa Maria 15 Comment
  POM262106  Lonicera involucrata var. ledebourii I. L. Wiggins 1929-4-15 3582 San Luis Obispo Between Guadalupe and Oceano. Comment
  UCR134411  Lonicera involucrata var. ledebourii George K. Helmkamp, E. A. Helmkamp 2001-4-29 6571 San Luis Obispo South Coast Range, Irish Hills, Clark Valley Road, 2.8 miles south of Los Osos Valley Road, east of Los Osos 91 Comment
  SBBG104354  Lonicera subspicata var. denudata F. L. Johnson, E. A. Young 1993-5-24 ROB 571 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI30120  Lotus corniculatus Melissa Luckow 1982-6-24 896 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt, SE corner of rd. EIR Vouchers Comment
  JEPS99241  Lotus formosissimus Clare B. Hardham 1959-4-12 4223 San Luis Obispo Cambria Santa Lucia Mountains Comment
  RSA128154  Lotus formosissimus Clare B. Hardham 1959-4-12 4223 San Luis Obispo Cambria Comment
  RSA155483  Lotus heermannii L. S. Rose 1961-4-14 61042 San Luis Obispo Cambria 91 Comment
  UCR123165  Lotus heermannii George K. Helmkamp, E. A. Helmkamp 2002-4-19 7553 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  UCR18654  Lotus heermannii var. eriophorus Eugene Cardiff 1966-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines, 1 mi from coast 61 Comment
  UCR38980  Lotus heermannii var. eriophorus R. J. Rodin 1970-9-10 8431 San Luis Obispo Pacific Coast, Pismo Beach State Park 6 Comment
  OBI74434  Lotus junceus var. biolettii David J. Keil 1987-5-11 20143 San Luis Obispo Cuesta Rige, East road to radio facility north of Mount Love. Ca. 0.35 miles from Cuest Ridge Rd. and 4 miles from Hwy 101 Comment
  UC15624  Lotus junceus var. biolettii Brewer Apr 1861 475 San Luis Obispo San Luis Obispo Comment
  UC454682  Lotus junceus var. biolettii Unangst 1906-5-17 684 San Luis Obispo Oak Park Comment
  POM1893  Lotus procumbens var. procumbens J. H. Barber 1901-4-25 A- 25 San Luis Obispo SE of Templeton. Comment
  UCR160570  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2005-6-7 9551 San Luis Obispo Outer South Coast Ranges, along Arroyo Grande to Huasna Road [beyond Huasna], 2.1 miles ENE of Huasna Township Road 253 Comment
  UC1927829  Lotus stipularis David Keil with Rhonda Riggins 1987-5-11 20149 San Luis Obispo Cuesta Ridge east, ca. 5.8 mi from junction with US 101 along Cuesta Ridge Road, 1.2 mi SE of Lopez Trailhead. Area burned over in Las Pilitas fire of June-July 1985 Comment
  SEINET7063201  Lotus strigosus A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. UTM Zone 10, 710144mE, 3944489mN. (WGS84/NAD83). 244 Comment
  UC1129175  Lotus strigosus G. T. Nordstrom 1937-4-6 1050 San Luis Obispo 3.8 mi n Chimney Rock; Adelaida Quad. 213 Comment
  UC57384  Lotus strigosus J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  UC454674  Lotus wrangelianus I. J. Condit and Ewing 1908-2-29 San Luis Obispo School Ridge Calif. Poly. School Comment
  UC146829  Lupinus affinis Katharine Brandegee 1911-7-11 San Luis Obispo San Luis Obispo Comment
  SBBG107995  Lupinus albifrons C. B. Hardham 1961-4-17 6836 San Luis Obispo Pine Mtn N of Cambria 914 Comment
  OBI8560  Lupinus albifrons Craig Woods 1978-4-3 37 San Luis Obispo Carrizo Plain, 1 mi NW of Soda lake San Diego Cr rd, 1 mi W of Sim. Soda lake san diego cr rd 610 Comment
  CAS-BOT-BC201603  Lupinus albifrons var. albifrons Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  RSA172313  Lupinus albifrons var. albifrons Robert F. Thorne, Percy C. Everett, K. Thorne 1963-4-18 31490 San Luis Obispo 6 miles S of Cholame in Temblor Range 488 Comment
  CAS-BOT-BC196038  Lupinus albifrons var. collinus Geo. B. Grant 1903-5-1 s.n. San Luis Obispo Paso Robles Comment
  RSA407010  Lupinus albifrons var. douglasii Lester Rowntree 1929-6-27 1925 San Luis Obispo Chews Ridge, Santa Lucia Mts. 1441 Comment
Read comments
Jul 20 2012
  OBI19299  Lupinus arboreus Robert F. Hoover 1964-6-13 9095 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI35264  Lupinus arboreus H. E. Jones 1981-5-18 1 San Luis Obispo Point Piedras Blancas Comment
  OBI43713  Lupinus arboreus Rhonda Riggins 1982-4-30 1381 San Luis Obispo Montana de Oro State Park [on label as Morro Bay State park]. Along road to Suicide Hill, ca. 1 mi S Los Osos Valley rd Comment
  RSA133551  Lupinus benthamii var. opimus Clare B. Hardham 1958-5-7 3219 San Luis Obispo Hills between Bee Rock and the Nacimiento River Comment
  UC524075  Lupinus bicolor Ira L. Wiggins 1932-4-2 5857 San Luis Obispo 3 mi e Templeton (near Salinas River); near Salinas River Comment
  RSA105046  Lupinus bicolor subsp. tridentatus Lorenzo Jared 1896-04 424 San Luis Obispo Estrella Comment
  SBBG68984  Lupinus chamissonis R. Hoffmann 1931-5-30 San Luis Obispo Oceano Comment
  SD53123  Lupinus chamissonis Darley F. Howe 1962-7-22 3337 San Luis Obispo Dry bed of Santa Maria River Comment
  UC1226831  Lupinus chamissonis Paul J. Hurd and Stage 1962-6-7 62 -6 San Luis Obispo on dunes Morro Rock; on dunes Morro Rock Comment
  SBBG107852  Lupinus concinnus C. B. Hardham 1971-4-24 18031 San Luis Obispo Avenales Ranch Comment
  JEPS116851  Lupinus concinnus David Gowen 2007-4-20 680 San Luis Obispo South side of road on Hwy 58 ca. 1/2 mile west of Shell Creek Rd. Comment
  OBI26206  Lupinus concinnus Lyda W. Edge 1973-4-11 299 San Luis Obispo State Hwy 58 near Shell Crk Comment
  CDA12446  Lupinus latifolius G. F. Hrusa 1987-6-19 5427 San Luis Obispo Montana de Oro State Park; Coon Creek trail, mid-portions approx. 2 miles S of trailhead at Buchon Pt. Comment
  OBI12834  Lupinus latifolius Neil Havlik 1968-4-1 112 San Luis Obispo See Cyn, 1 mi N of Avila Beach Rd Comment
  SEINET10489236  Lupinus latifolius subsp. dudleyi Duane Isely 1965-5-26 Isely 9576 San Luis Obispo Roadside, state #1, immediately s of cambria. Erect clumps, ca 2 ft.; Fls Appearing deep violet; standard with a white center; keel white except for Maculate tip. Comment
  SEINET10490792  Lupinus latifolius subsp. latifolius Ernest C. Twisselmann 1956-5-15 Twisselmann 2794 San Luis Obispo York mt., 0.4 Mi. W of the summit, santa lucia range. Corollas lavender with Purple veins. Lvs dark green. Stems decumbent, to 26 in. Long. Growing in Dense undergrowth on a shaded moist hillslope. Common. 335 Comment
  UCR122465  Lupinus latifolius var. latifolius George K. Helmkamp, E. A. Helmkamp 1998-5-20 4006 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
  OBI19290  Lupinus ludovicianus Robert F. Hoover 1969-5-3 11301 San Luis Obispo Upper Arroyo Grande Comment
  UC130725 Image available Lupinus ludovicianus M. K. Curran Jul 1885 San Luis Obispo San Luis Obispo Comment
Read comments
Nov 30 2012
  SBBG45479  Lupinus ludovicianus D. Emery 1958-6-5 San Luis Obispo summit between Arroyo Grande and Huasna Comment
  UCR26418  Lupinus luteolus A. C. Sanders 1981-5-15 2117 San Luis Obispo Central Coast, Along Hwy 1 north of Guadalupe, near Oso Flaco Lake Rd 23 Comment
Read comments
Jul 13 2012
  RSA388791  Lupinus luteolus D. F. Howe 1977-5-18 s.n. San Luis Obispo N.E. side of Cypress Mt. 274 Comment
  UC15928  Lupinus microcarpus var. densiflorus unknown 483 San Luis Obispo San Luis Obispo Comment
  RSA659272  Lupinus microcarpus var. densiflorus R. Riggins 1978-5-9 1151 San Luis Obispo Hi Mountain Rd. 8.8 mi NE Lopez Lake Rd. Comment
  OBI56794  Lupinus microcarpus var. horizontalis Rhonda Riggins 1979-5-5 1155 San Luis Obispo Elkhorn Trl Rd (Co 285) 4.8 mi SE Hurricane Rd. W slopes Temblor Range Comment
  JEPS65476  Lupinus microcarpus var. microcarpus W. L. Jepson 1932-4-2 16199 San Luis Obispo Palo Prieto Canyon 502 Comment
  CDA27532  Lupinus microcarpus var. microcarpus R. Riggins 1978-5-9 1150 San Luis Obispo Highway 166, 2.7 miles east of Cuyama River, 3.2 miles east of Sierra Madre Road. 0 Comment
  OBI59138  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-23 1133 San Luis Obispo Hwy 166, 0.8 mi W Twin Rocks, 3.1 mi E Sierra Madre Rd Comment
  SBBG17738  Lupinus microcarpus var. microcarpus D. Emery 1950-4-14 San Luis Obispo Panorama Hill, Carrizo Plain Comment
  SEINET239859  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1143 San Luis Obispo Atascadero-Creston Rd. 1 mi E Homestead Rd. 1.9 mi E. Templeton Rd. Comment
  OBI78137  Lupinus nanus Robert F. Hoover 1950-5-30 7954 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  JEPS65391  Lupinus nanus Lois Chambers 1934-4-1 San Luis Obispo on road from La Panza to Santa Margarita; Santa Barbara National Forest Reserve 304 Comment
  UC1542867  Lupinus nanus Dunn and Brown 1946-5-12 2291 San Luis Obispo 4 mi n Santa Margarita; n of Santa Margarita Comment
  UCD109214  Lupinus nanus Carl Mankinen 1969-4-19 41 a San Luis Obispo San Luis Obispo County: on Antonio Dam Road, 0.2 mile north of its junction with Nacimiento Road, northwest of Paso Robles. Comment
  RSA648330  Lupinus nanus subsp. nanus Smeltzer, Turnquist 1982-4-6 1 San Luis Obispo Southeast side of Laguna Lake Park. Comment
  RSA87078  Lupinus nanus subsp. nanus F. W. Peirson 1923-6-26 3611 San Luis Obispo Roadside north of Templeton. Comment
  SEINET10451633  Lupinus nanus subsp. nanus David B. Dunn, Carl C. Epling Dunn 2203 San Luis Obispo Collected at santa margarita. Comment
  SEINET10450710  Lupinus nipomensis Hoover 1966-1 San Luis Obispo Comment
  SEINET10903935  Lupinus subvexus Donald E. Bright 1962-4-20 Bright 255 San Luis Obispo Roadside along hwy #466, 2 mi e of san luis obisop co line. Comment
  UC865304  Lupinus succulentus Marcus E. Jones, A. M. 1882-5-8 3240 San Luis Obispo San Luis Obispo Comment
  OBI25126  Lupinus succulentus Casey Heinrich 1979-4-2 11 San Luis Obispo Corner of Calif and Hathway San luis Obispo 76 Comment
  OBI28155  Lupinus truncatus M. A. Glass 1981-5-5 38 San Luis Obispo Ecological Study Area. Cal Poly State Univ, San Luis Obispo Comment
  UCR140125  Lupinus truncatus George K. Helmkamp 2004-3-13 8343 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  UC195633  Lupinus truncatus I. J. Condit 1912-4-27 San Luis Obispo Berros Comment
  UCR57542  Lupinus variicolor George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  CAS-BOT-BC441359  Luzula subsessilis John Thomas Howell 1964-6-30 40859 San Luis Obispo Cambria Comment
  UC917061  Luzula subsessilis R. Bacigalupi 1949-4-8 3083 San Luis Obispo hill between Cambria and ocean (among pines at Cambria Pines); among pines at Cambria Pines Comment
  CAS-BOT-BC231441  Lycium andersonii R. F. Hoover 1950-4-14 7834 San Luis Obispo North end of Elkhorn Plain Comment
  OBI30899  Lysimachia arvensis Julie M. Vanderwier 1978-5-28 59 San Luis Obispo Indian Knob Tar Sands Comment
  OBI35747  Lythrum hyssopifolia Allison Berry 1984-4-17 120 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CAS-BOT-BC343889  Madia elegans R. F. Hoover 1946-9-15 6397 San Luis Obispo Rinconada district, betw. Santa Margarita and Pozo Comment
  UCR163623  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2005-3-25 9204 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  UCR91840  Madia gracilis George K. Helmkamp 1996-5-25 1061 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  CAS-BOT-BC345104  Madia sativa R. F. Hoover 1964-6-11 9029 San Luis Obispo Los Osos Valley Comment
  OBI15705  Madia sativa Robert F. Hoover 1966-9-16 10038 San Luis Obispo 3 mi N of Santa Margarita Comment
  OBI15740  Madia sativa Robert F. Hoover 1969-8-1 11512 San Luis Obispo Cambria Comment
  POM97514  Maianthemum stellatum Philip A. Munz 1926-4-9 10208 San Luis Obispo Willow Creek Road, 10 miles southwest of Paso Robles Comment
  CAS-BOT-BC204181  Malacothamnus jonesii Roxana S. Ferris 1939-6-1 9763 San Luis Obispo Hills about 3 miles east of Atascadero 411 Comment
  POM61421  Malacothamnus jonesii J. H. Barber 1901-1 s.n. San Luis Obispo Santa Lucia Mountains Comment
  RSA786588  Malacothamnus jonesii Mark A. Elvin, Vern Yadon 1996-8-11 348 San Luis Obispo Santa Lucia Mountains; Interlake Mesa, E of Bee Rock, summit of Interlake Rd., N. side of road on hill. 1.2 miles WSW of jct. of G19 and G14 Naciemento Rd. Comment
  CAS-BOT-BC204145  Malacothamnus jonesii R. F. Hoover 1950-5-11 7905 San Luis Obispo Upper Arroyo Grande 6 miles above County Park Comment
  SBBG127990  Malacothrix M. A. Elvin, G. M. Greenwald 2013-8-28 7273 San Luis Obispo "Colorado Pond", 4-Pond Valley, ca. 80 m from S Refuge boundary, Guadalupe-Nipomo Dunes National Wildlife Refuge 17 Comment
  RSA355827  Malacothrix californica R. F. Thorne 1968-6-7 37784 San Luis Obispo Jack Lake, sandy flat area back of dunes near lake, 3 miles south of Oceano. Comment
  SBBG112455  Malacothrix californica D. Keil, R. Riggins, K. Striby 1998-5-22 27403 San Luis Obispo Caliente Range, along Caliente Ridge Rd between wildlife guzzler and Caliente Pk 1280 Comment
  UC496112  Malacothrix californica Mrs. Frank Hatch 1932-4-4 San Luis Obispo Pala Prieta Bitterwater Valley (eastern San Luis Obispo County) Comment
  OBI32648  Malacothrix clevelandii David J. Keil 1982-5-2 15891 San Luis Obispo Ca 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  OBI55284  Malacothrix coulteri David J. Keil 1998-6-5 27662 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain (35 deg. 02.105' N x 119 deg. 50.065' W) 701 Comment
  RSA20393  Malacothrix coulteri Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9464 San Luis Obispo Lower edge of Soda Lake on Carriso Plain Comment
  OBI77818  Malacothrix floccifera Jennifer Stone 1986-5-9 s.n. San Luis Obispo Cuesta Ridge E; Voucher for fire succession thesis study, Soils Science Dept, Cal Polytechnic State Univ. Site 5 Comment
  SD56802  Malacothrix incana Darley F. Howe 1963-5-18 3489 San Luis Obispo Oso Flaco Comment
  CDA25908  Malacothrix phaeocarpa David J. Keil, R. Riggins 1987-5-11 20154 San Luis Obispo Cuesta Ridge east, circa 6.7 miles from junction with US 101 along Cuesta Ridge Road. Comment
  OBI49820  Malacothrix phaeocarpa Steven A. Junak 1990-4-26 4207 San Luis Obispo Santa Lucis Mountains; near N boundary of Cuesta Ridge Botanical Area, ca. .4 mi S of tassajera Crk rd at S end of dirt road on Ames property, which is ca. 1.8 mi W of intersection with hwy 101. Comment
  CDA34258  Malva neglecta David J. Keil 2010-6-5 30856 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center. Comment
  CDA17905  Malva parviflora Austin Griffiths 1987-3-17 18068 San Luis Obispo Oceano 0 Comment
  CAS-BOT-BC8181  Malvastrum gracile Alice Eastwood 1927-7-30 14996 San Luis Obispo on road from Arroya Grande to Huasna Comment
  OBI27165  Marah fabacea Dick Barkelew 1970-4-11 6 San Luis Obispo Lopez Lake Comment
  JEPS35250  Marah fabacea R. F. Hoover 1947-6-18 6594 San Luis Obispo Steiner Creek Comment
  JEPS35252  Marah fabacea R. F. Hoover 1947-3-1 6640 San Luis Obispo short distance s Cayucos (Whale Rock) Comment
  SEINET6330200 Image available Marsilea vestita Robert J. Rodin 1971-2-8 8449 San Luis Obispo Pond at California State Polytechnic College, San Luis Obispo Comment
  OBI79306  Matricaria discoidea David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31698 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 420 Comment
  UC2027057  Matricaria discoidea Greg Wilvert 2005-5-11 399 San Luis Obispo Southeast Half of the Caliente Range: 100 m NW of Semper Spring Comment
  OBI15634  Matricaria occidentalis Robert F. Hoover 1967-4-27 9761 San Luis Obispo W side of Soda Lake, Carrizo Plain 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
  OBI12803  Medicago polymorpha John Young 1967-5-25 37 San Luis Obispo Poly Cyn, W side hill slope Comment
  UCR161327  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2005-3-8 9061 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills; 3.0 mi west of Los Osos Valley Road 140 Comment
  CDA20524  Medicago truncatula G. Butterworth 2005-5-12 s.n. San Luis Obispo South Coast Ranges; Chimineas Unit of the Carrizo Plain Ecological Reserve. Along 3 Dam Rd, 0.6 mi NW of Scale House. 762 Comment
  OBI57873  Melica californica David J. Keil 1999-4-29 28298 San Luis Obispo Camp Roberts, McMillan Airfield, area to N of existing runway on N side of Generals Rd Comment
  UC1132304  Melica imperfecta E. Armstrong 1934-4-1 1145 San Luis Obispo 6 mi w Pozo; Pozo Quad. 457 Comment
  UC1132313  Melica imperfecta H. C. Lee 1937-5-10 908 San Luis Obispo 0.5 mi n Lake Ysabel; Paso Robles Quad. 228 Comment
  UCD147163  Melica imperfecta Rachelle Boul; M. Gogol-Prokurat, G. Butterworth, D. Hickson 2008-4-22 CARR 113 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 721 Comment
  RSA129343  Melica imperfecta E. Armstrong 1934-4-1 1145 San Luis Obispo 6 miles W of Pozo. 457 Comment
  UC333552  Melica imperfecta unknown 5439 San Luis Obispo near San Luis Comment
  RSA129309  Melica imperfecta var. flexuosa G. T. Nordstrom 1937-4-28 1133 San Luis Obispo 1.9 miles ENE of Lincoln School. 335 Comment
  OBI12794  Melilotus albus David Gleason 1964-2-9 3 San Luis Obispo 4 mi W of Atascadero. On side of cyn on slide area Comment
  OBI78881  Mentha aquatica David J. Keil 2013-9-6 32031 San Luis Obispo Morro Bay State Park, northeast of Los Osos Middle School. 9 Comment
  OBI56557  Mentzelia affinis W. L. Jepson 1932-4-3 16227 San Luis Obispo Elkhorn Scarp 671 Comment
  OBI12462  Mentzelia dispersa Robert F. Hoover 1952-5-11 8195 San Luis Obispo Burned area at Navajo Camp. La Panza Range Comment
  OBI12450  Mentzelia pectinata Eben McMillan 2005-5-5 103 San Luis Obispo Red Eagle Mine 1 mi E 12 mi S Shandon Comment
  OBI45918  Mentzelia pectinata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19249 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn rd on Crocker Grade Rd 838 Comment
  UC1224765  Mentzelia pectinata R. F. Hoover 1950-4-2 7804 San Luis Obispo Temblor Range, Crocker Grade Comment
  UC13192  Mentzelia pectinata Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5139 San Luis Obispo 1.6 mi n of direct road from La Panza Creston (upper reaches of Commatti Canyon.); Commatti Canyon 396 Comment
  UC57593  Mentzelia pectinata J. H. Barber 1899-5-6 San Luis Obispo Collected at Paso Robles. River bank Comment
  OBI54383  Mentzelia veatchiana George Butterworth 1995-5-22 81 San Luis Obispo Carrizo Plain Natural Area. 100 ft SE of top of peak 1545 Comment
  UC1121666  Mentzelia veatchiana D. Axelrod 1935-3-31 259 San Luis Obispo 2 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  RSA696446  Mesembryanthemum aequilaterale Keith E. Hoffmaster 1935-7-3 678 San Luis Obispo Oceano. Comment
  JEPS35275  Microseris bigelovii R. F. Hoover 1948-4-14 7443 San Luis Obispo coast w Cambria Comment
  CAS-BOT-BC348808  Microseris campestris Alice Eastwood; John Thomas Howell 1935-3-25 2036 A San Luis Obispo West side of Cottonwood Pass Comment
  CHSC67882  Microseris campestris James D. Jokerst; Mike Foster 1988-3-10 2989 San Luis Obispo Soda Lake on Carrizo Plains, E edge of S end of lake complex. Comment
  OBI80038  Microseris douglasii David J. Keil, with Lynne Dee Althouse 2002-5-2 29842 San Luis Obispo Santa Margarita Ranch 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
  SBBG54829  Microseris douglasii subsp. douglasii D. Keil, M. McLeod 1979-4-27 13043 San Luis Obispo Mt San Luis Obispo Comment
  CAS-BOT-BC349133  Microseris douglasii subsp. tenella Alice Eastwood; John Thomas Howell 1936-5-6 2225 B San Luis Obispo East of Morro on road to San Luis Obispo Comment
  OBI39350  Microseris douglasii subsp. tenella David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18731 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte 869 Comment
  JEPS36348  Microseris elegans W. L. Jepson 1927-4-26 11985 San Luis Obispo valley flats about Pozo Comment
  SEINET11601960 Image available Microseris lindleyi J. H. Barber 1899-1 s. n. San Luis Obispo Paso Robles Comment
  RSA161111  Microseris lindleyi D. Bates 1960-5-14 2416 San Luis Obispo 0.4 miles above Routzahn County Park Comment
  OBI32238  Mimulus aurantiacus var. aurantiacus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14352 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI9506  Mimulus aurantiacus var. aurantiacus Robert F. Hoover 1969-7-18 11484 San Luis Obispo Price Cyn Comment
  OBI9510  Mimulus aurantiacus var. aurantiacus Jesse Arnold 1964-3-1 30 San Luis Obispo SE slope of Tower Hill, facing Cal Poly deciduous fr orchard Comment
  RSA420290  Mimulus aurantiacus var. grandiflorus R. S. Woglum 1938-5-14 1670 San Luis Obispo Jolon to San Simeon, along Nacimiento River Comment
  RSA435538  Mimulus cardinalis Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo. Comment
  OBI37677  Mimulus guttatus Eric Wise 1981-7-26 947 San Luis Obispo Poly Cyn Comment
  SBBG7009  Mimulus guttatus C. B. Hardham 1958-5-28 3404 San Luis Obispo San Marcos Crk, Chimney Rock Ranch Comment
  RSA0048280  Mimulus guttatus W. M. Arbaugh 1968-4-18 170 San Luis Obispo Poly Canyon. Comment
  UCSB17358  Mimulus rattanii Hardham, Clare 1961-4-26 San Luis Obispo Franklin Creek west of Adelaida Comment
  OBI57331  Minuartia cismontana David J. Keil 1998-4-20 26889 San Luis Obispo North of Nacimiento Lake, 2.3 miles from Interlake Road on Lynch Canyon Road. Comment
  CAS-BOT-BC388813  Minuartia douglasii Clare B. Hardham 1957-4-27 1761 San Luis Obispo Foothills of Caliente Mt., edge of Carissa Plains Comment
  OBI19557  Minuartia douglasii Robert F. Hoover 1947-3-23 6717 San Luis Obispo Rinconada Mine Comment
  OBI31440  Minuartia douglasii Joy Nishida, Julie Oxford 1982-4-16 310 San Luis Obispo American Cyn. 1.2 mi S of American Cyn campground 506 Comment
  RSA0026052  Mirabilis jalapa George K. Helmkamp 2003-10-8 8203 San Luis Obispo Central Coast: base of Nipomo Mesa 0.25 miles SW of Halcyon Rd along an unnamed road near the railroad crossing. 15 Comment
  OBI58575  Mollugo verticillata David J. Keil 1998-8-19 27959 San Luis Obispo Along Huer Huero Rd. between Park Hill Rd. and Hwy 58, 2.2 miles NW of Park Hill Rd. along Wilson Creek. 488 Comment
  SEINET10582039  Monardella crispa A. Graff 1993-7-8 Graff 156 San Luis Obispo Nipomo Dunes. On the right side of the road to the ocean, in a dip between 2 hills. Locally frequent on the north-facing slope that runs down to the creek. Need permission from the Nature Conservancy to collect. With Juncus sp., Salix sp., Eriophyllum stachaedifolium, Achillea millefolium, Lupinus sp. Mid-bloom. Bombus sp. Comment
  CDA17956  Monardella frutescens Austin Griffiths, M. E. Griffiths 1986-5-15 s.n. San Luis Obispo Guadalupe Dunes; Midway along northernmost vegetated ridge. 0 Comment
  RSA140078  Monardella palmeri Clare B. Hardham 1960-6-24 6250 San Luis Obispo Disturbed ground, serpentine, chaparral edge of Cuesta Sargent Cypress grove 823 Comment
  RSA42973  Monardella palmeri Robert F. Hoover 1946-6-15 6146 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  OBI13618  Monardella sinuata subsp. sinuata Robert F. Hoover 1947-7-16 7304 San Luis Obispo Price Cyn Comment
  CAS-BOT-BC220195  Monardella sinuata subsp. sinuata R. W. S. 1882-2-3 s.n. San Luis Obispo Unspecified Comment
  OBI62540  Monardella sinuata subsp. sinuata Bernard Miossi 1939-8-4 141 San Luis Obispo In field near Indian Knob 137 Comment
  OBI13636  Monardella undulata C. B. Wolf 1941-10-1 11160 San Luis Obispo Approx 2.5 mi (airline) E Oso Flaco Lake or between Calif hwy #I & S.P.R.R. 30 Comment
  UCSB18105  Monardella undulata Gruber, Richard 1964-3-23 San Luis Obispo on the N side of the Santa Maria River bed; 2 mi W of the Guadalupe water tower Comment
  CAS-BOT-BC220291  Monardella undulata subsp. crispa D. E. Breedlove 1962-8-7 4101 San Luis Obispo Near Oso Flaco Lake. 3 miles north of Guadalupe Comment
  OBI58386  Monardella undulata subsp. crispa Austin P. Griffiths 1987-5-18 18186 San Luis Obispo Guadalupe dunes, along S sandridge midway of Big Coreopsis Hill Comment
  CDA17715  Monardella undulata subsp. undulata Austin Griffiths, Kathryn F. Bay, Gaylord & Kathleen Jones 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit; midway along easterly brow of south westernmost roadway SE of Shark Inlet, Morro Bay. Comment
  UC771772  Monardella undulata subsp. undulata R. F. Hoover 1946-9-17 6421 San Luis Obispo Oceano Comment
  UCR219845  Monardella undulata subsp. undulata Mark A. Elvin 2008-7-1 6007 San Luis Obispo Central Coast, Guadalupe Dunes dune complex; SSW of Oso Flaco Lake 30 Comment
  SBBG123087  Monardella villosa var. obispoensis D. Keil 1979-7-1 13117 San Luis Obispo ridge between Prefumo and See cyns, ca 5 mi from jct of Los Osos Valley Rd and Prefumo Cyn Rd Comment
  JEPS59827  Monolepis nuttalliana W. L. Jepson 1927-4-27 12027 San Luis Obispo Cholame 335 Comment
  UCD147273  Monolepis nuttalliana Michael Gordon; M. Gogol-Prokurat, MJ Colletti 2010-4-8 CARR 1024 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 879 Comment
  UC1529043  Monolopia congdonii Dean W. Taylor 1986-3-23 8743 San Luis Obispo along road from Elkhorn Plain to corrals Carrizo Plain; Panorama Hills Quadrangle 640 Comment
  POM305245  Monolopia gracilens Henry J. Ramsey, Henry J. Ramsey 1940-4-20 571 San Luis Obispo Highway 41, Templeton, Cambria. Comment
  JEPS85888  Monolopia lanceolata Roy E. Buck and Dean Wm. Taylor 1989-3-22 1113 San Luis Obispo 18 air km wnw McKittrick (above hairpin turn on CA Hwy 58 in upper Temblor Creek drainage, ca 2.3 air km w of 2200 ft elev on Temblor Creek); Temblor Range, Temblor Creek 865 Comment
  SBBG124146  Monolopia lanceolata D. Wilken with E. Painter 2011-4-20 17939 San Luis Obispo ridge top ca. 2.7 km E of Padrones Spring, 1.5 km NNW of Quail Spring Reservoir 301 Comment
  SBBG133422  Monolopia lanceolata H. Schneider 2016-4-27 SBBG- 1 San Luis Obispo 26 mi NW of Maricopa on Caliente Mtn Ridge Rd, ca. 3 mi up rd from Soda Lake Rd before the Caliente Mtn Ridge Trail trailhead; Carrizo Plain Nat Monument 1032 Comment
  OBI18693  Monolopia stricta Robert F. Hoover 1967-4-9 10397 San Luis Obispo Elkhorn Scarp Comment
  UCR81090  Monolopia stricta G. Fred Hrusa, J. Hart 1993-4-6 10699 San Luis Obispo Inner South Coast Range, Carrizo Plain, S end of Soda Lake on E side 610 Comment
  OBI10801  Montia fontana Robert F. Hoover 1950-4-21 7853 San Luis Obispo Cambria Comment
  UC1925844  Montia fontana David Keil 1981-4-9 14289 San Luis Obispo 2.5 miles beyond Shell Creek along State Highway 58. Comment
  SBBG61587  Morella californica R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  OBI12290  Morella californica R. A. Hays 1957-11-27 s.n. San Luis Obispo Los Osos Valley, SLO Comment
  RSA165993  Mucronea californica E. R. Chandler 1960-6-15 880 San Luis Obispo Near Hwy 1, between Guadalupe and Oceano 15 Comment
  CAS-BOT-BC109031  Mucronea californica R. F. Hoover 1969-7-18 11491 San Luis Obispo Oak Park District, Arroyo Grande. Comment
  RSA201613  Mucronea californica Robert F. Hoover 1947-5-24 7203 San Luis Obispo Yaro Creek near its jct. with Toro Creek Comment
  UC1392774  Mucronea perfoliata R. F. Hoover 1969-6-3 11353 San Luis Obispo 3 mi e Santa Margarita; Moreno Canyon Comment
  OBI7862  Muhlenbergia microsperma Dirk R. Walters unk s.n. San Luis Obispo 50 m from crk in Poly Cyn Comment
  SBBG104774  Muhlenbergia rigens F. L. Johnson, E. A. Young 1993-5-25 ROB 613 San Luis Obispo ca. 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  UC1134637  Muilla maritima N. K. Carlson 1936-3-19 176 San Luis Obispo 1.6 mi nnw Arroyo Grande (Plot 10); Arroyo Grande Quadrangle Comment
  CAS-BOT-BC508571  Muilla maritima R. F. Hoover 1967-3-5 10244 San Luis Obispo Upper Arroyo Grande Comment
  UCR132021  Myoporum laetum George K. Helmkamp 2003-11-22 8221 San Luis Obispo Central Coast, base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande 15 Comment
  SBBG123099  Myosurus minimus D. Keil 1998-4-30 27001 San Luis Obispo Carrizo Plain, vernal pool at NE corner of intersection of Belmont Trail and Soda Lake Rd 591 Comment
  RSA0087186  Myriophyllum aquaticum D. W. Taylor 1970-6-23 T 70 -122 San Luis Obispo Black Lake Canyon, 1.1 miles east of State Highway 1. Comment
  RSA769862  Najas marina David J. Keil 2010-10-21 30933 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  SBBG21547  Nassella cernua E. C. Twisselmann 1964-5-2 9267 San Luis Obispo summit of Palo Prieto Cyn 670 Comment
  UC1133141  Nassella cernua W. A. Peterson 1937-5-3 792 San Luis Obispo 4 mi nnw La Panza; La Panza Quadrangle Comment
  UC682076  Nassella lepida G. L. Stebbins Jr. and R. M. Love 1941-3-23 3069 San Luis Obispo ne-facing slope 4 mi n San Luis Obispo (near foot of grade); Cuesta Grade Comment
  SBBG132326  Nassella pulchra D. Keil, T. Teed, M. Uchida 2001-6-15 29579 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  SBBG36032  Nassella pulchra C. B. Hardham 1962-4-17 9013 San Luis Obispo E of Cuesta Grade Comment
  CAS-BOT-BC260211  Nassella pulchra Ira L. Wiggins 1929-4-13 3461 San Luis Obispo NE of Cuesta Grade Comment
  IRVC29608  Nasturtium Nancy LaGrille 2006-3-16 s.n. San Luis Obispo Oso Flaco Lake State Vehicular Recreation Area nursery at Park Headquarters. Central Coastal 12 Comment
  UCD116054  Nasturtium officinale Dennis E. Breedlove 1963-8-6 5705 San Luis Obispo San Luis Obispo County: Along shore of Oso Flaco Lake. Comment
  OBI14963  Nasturtium officinale Robert D. Page 1963-10-5 201 San Luis Obispo Along edges of an Old Beaver Pond. 5 mi E of Santa Margarita along Pozo rd Comment
  OBI27936  Nasturtium officinale Joan Coffey 1972-5-20 8 San Luis Obispo San Luis Crk below San Luis High School, San Luis Obispo Comment
  SFV1501  Nasturtium officinale E. R. Blakley 1962-5-31 5144 San Luis Obispo South bank near the mouth of Santa Maria River. 6 Comment
  OBI11340  Navarretia atractyloides Robert F. Hoover 1947-6-3 7269 San Luis Obispo Price Cyn Comment
  OBI31552  Navarretia atractyloides Joy Nishida 1982-6-5 429 San Luis Obispo .9 miles south of American Canyon Campground. Dead snag of Quercus lobata near road. Dry annual grasses common. 512 Comment
  OBI47126  Navarretia atractyloides LynneDee Oyler 1986-5-21 478 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 1985 Comment
  OBI30982  Navarretia hamata subsp. parviloba Julie M. Vanderwier 1978-5-5 8 San Luis Obispo Indian Knob Tar Sands, in roadsides in chaparral on Indian Knob itself. Comment
  CAS-BOT-BC230460  Navarretia mitracarpa Mrs. R. W. Summers No date on label s.n. San Luis Obispo Santa Margarita Comment
  RSA770180  Navarretia mitracarpa David J. Keil 2010-6-1 30825 San Luis Obispo La Panza Mountains. 4.5 road miles west of San Juan Creek bridge, and east of Highway 58 0-300 m along dirt road. 500 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
  OBI81365  Navarretia mitracarpa Jason Dart 2010-6-11 420 San Luis Obispo Nothern Carrizo Plain. 617 Comment
  SEINET11261648  Navarretia squarrosa David Keil 1985-6-19 118913 San Luis Obispo Fields north of Los Osos Valley Memorial Park.; 0 20 Comment
  JEPS26269  Nemacladus gracilis Clare B. Hardham 1956-5-12 663 San Luis Obispo intersection of Commati Rd and Shell Creek Rd. Comment
  SEINET10461030  Nemacladus ramosissimus Hoover 1947-4-20 HOOVER 6972 San Luis Obispo Pilitas Creek district, in granite sand Comment
  SEINET10461004  Nemacladus secundiflorus Mason 1927-5-16 Mason 3736 San Luis Obispo Comment
  UC29180  Nemacladus secundiflorus W. H. Brewer 1861-5-3 549 San Luis Obispo Mountains along Nacimiento R. Comment
  CHSC47102  Nemacladus secundiflorus var. secundiflorus L. P. Janeway 1988-5-22 2692 San Luis Obispo Ca 5 mi due E of Creston; upper reaches of eastern branches of Huerhuero Cr. 426 Comment
  JEPS13028  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi with Roxana S. Ferris and G. T. Robbins 1955-5-23 5184 San Luis Obispo 1.7 mi s Geneseo School (along road from Geneseo School to Creston, bottom of the East Branch of Huerhuero Creek); East Branch of Huerhuero Creek 323 Comment
  OBI20995  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi, Roxana S. Ferris & G. T. Robbins 1955-5-24 5209 San Luis Obispo Above crk bed in Palo Prieto Cyn, 2.4 mi above its confluence with Cholame Crk, N end of the Temblor Range 457 Comment
  JEPS21154  Nemophila menziesii A. Lewis 1932-3-26 57 San Luis Obispo 2 mi e San Miguel; San Miguel Quad., e of San Miguel 243 Comment
  OBI13912  Nemophila menziesii Russell Gorman 1956-4-6 48 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI47389  Nemophila menziesii David J. Keil 1985-3-31 18519 San Luis Obispo Along hwy 58 ca 100 m E of jctn with Huerhuero Rd Comment
  SBBG109606  Nemophila parviflora C. B. Hardham 1961-3-22 663 San Luis Obispo Nacimiento River Comment
  OBI58190  Nemophila pulchella var. fremontii David J. Keil 1998-4-9 26623 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  CDA5792  Nicotiana glauca L. Julian 2000-10-2 17 San Luis Obispo Cal Poly Canyon Road of the State University. Comment
  OBI58812  Nicotiana quadrivalvis David J. Keil 1998-6-5 27609 San Luis Obispo 3.5 miles E of junction Hwy 229 on Hwy 58. Comment
  OBI14337  Notholithocarpus densiflorus var. densiflorus B. A. Smith 1966-5-15 98 San Luis Obispo About 10 mi W of hwy 101 summit on Cuesta Ridge Comment
  OBI23020  Notholithocarpus densiflorus var. densiflorus Robert J. Rodin 1964-5-8 6861 San Luis Obispo On ridge 4 mi SE of Cuesta Summit on Hwy 101, San luis Obispo Comment
  OBI36691  Nuphar polysepala Eric Wise 1981-6-30 852 San Luis Obispo Black Lake of Dune Lakes Comment
  OBI53166  Nuttallanthus texanus Steven A. Junak 1978-4-8 M- 48 San Luis Obispo NW edge of park; just W of Pecho Valley rd 0.5 mi S of park entrance Comment
  OBI32227  Oemleria cerasiformis David J. Keil 1982-6-26 16243 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  CAS-BOT-BC140416  Oemleria cerasiformis Ira L. Wiggins 1929-4-16 3669 San Luis Obispo 2 miles west of Atascadero Comment
  OBI53275  Oemleria cerasiformis Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo San Luis Range. Hibbard Nature Preserve. Immediate across trail NW of corral, 2.5 mi from gate colony of 3. Comment
  SBBG95640  Oemleria cerasiformis D. Keil, M. Luckow 1982-3-7 15695 San Luis Obispo US 101, between Santa Margarita and Cuesta summit, at turnout to bicyle path just N of Cuesta summit Comment
  OBI37367  Oenanthe sarmentosa Eric Wise 1981-6-15 614 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  OBI3691  Olea europaea Mary Kidd 1970-11-1 133 San Luis Obispo Science bldg, Cal Poly campus. In large brick planter between wings of the sci bldg Comment
  CAS-BOT-BC56877  Opuntia phaeacantha R. F. Hoover 1946-10-13 6479 San Luis Obispo Field redacted by CAS, contact the data manager for more information Comment
  UC1125587  Orobanche fasciculata H. C. Lee 1937-5-24 981 San Luis Obispo 2 miles SW of Creston. Paso Robles Quad. Comment
  RSA586400  Orthocarpus densiflorus var. gracilis M. D. Proctor, E. A. Young 1993-3-18 ROB- 229 San Luis Obispo 1 km S of Boyscout Rd. Comment
  POM44310  Orthocarpus densiflorus var. obispoensis Marcus E. Jones 1882-5-8 3243 San Luis Obispo San Luis Obispo. Comment
  RSA17777  Orthocarpus erianthus Carl B. Wolf 1929-4-15 3596 San Luis Obispo 8 miles west of San Luis Obispo on road to Morro Bay 91 Comment
  OBI77682  Osmorhiza berteroi Robert F. Hoover 1948-5-22 7532 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  UCR31986  Osmorhiza chilensis David J. Keil, Melissa Luckow, et al 1982-5-8 15933 San Luis Obispo Santa Lucia Mtns (Coast Ranges), 2.35 mi. east of junction of Santa Rosa Creek Road with Fiscalini Ranch Road, on dirt road up Cypress Mtn. Comment
  UC1953192  Oxalis David Keil 2010-10-18 30931 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. Comment
  OBI82139  Oxalis micrantha D. R. Miller 2016-5-1 1149 San Luis Obispo Somewhat localized area on northern end of Moonstone Beach Dr., Cambria. Across street from 7200 Moonstone Beach Dr. 50 Comment
  OBI66718  Oxalis pes-caprae David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29763 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  SEINET3873106  Oxalis pes-caprae Richard R. Halse 2011-3-22 8144 San Luis Obispo Along State Hwy. 1 ca 2 miles south of San Simeon, where San Simeon Creek enters the Pacific Ocean.; 0 3 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
  CAS-BOT-BC318239  Packera breweri I. L. Wiggins 1926-5-9 2062 San Luis Obispo 3 miles east of Templeton Comment
  UC716211  Packera breweri Roxana S. Ferris 1939-5-19 9747 San Luis Obispo 3 mi e Templeton (near Templeton-Creston road) Comment
  CAS-BOT-BC121280  Paeonia californica Ernest C. Twisselmann 1969-4-24 15167 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas River 5 miles south of Paso Robles 213 Comment
  OBI22062  Panicum acuminatum Robert F. Hoover 1947-6-2 7260 San Luis Obispo Cambria Comment
  OBI43335  Panicum capillare Eric Wise 1983-10-25 1863 San Luis Obispo Beck Lake. Approx 1 mi S of Creston Comment
  CAS-BOT-BC413378  Parietaria hespera var. californica Clare B. Hardham 1960-4-4 5305 San Luis Obispo Santa Lucia Mountains. Cantinas Cr. 243 Comment
  OBI17533  Paspalum dilatatum Kamran Alavi 1977-8-22 74 San Luis Obispo Lawn near shacks behind Cal Poly nursery, behind Library Comment
  CAS-BOT-BC169746  Pectocarya anisocarpa R. F. Hoover 1947-4-4 6883 San Luis Obispo W side of Cottonwood Pass Comment
  CAS-BOT-BC94558  Pectocarya penicillata R. C. Wenk 2007-4-6 582 San Luis Obispo Carrizo Plain National Monument. Along dirt road, near southern entrance gate to Washburn Administration Site 609 Comment
  OBI20877  Pectocarya penicillata Eben McMillan 1952-4-30 74 San Luis Obispo Commatta Crk, 13 mi S 4 mi E Shandon Comment
  UCSC000621  Pectocarya penicillata W. A. Peterson 1937-3-20 625 San Luis Obispo La Panza, Syncline Hill 701 Comment
  SBBG107253  Pectocarya setosa C. B. Hardham 1958-4-28 3138 San Luis Obispo hills between San Juan River and Carissa Plains, Paso Robles-Simmler Rd Comment
  UC1125729  Pedicularis densiflora H. C. Lee 1937-3-31 806 San Luis Obispo 3 mi ne of Templeton 274 Comment
  UCR1395  Pedicularis densiflora Frank C. Vasek 1960-4-10 600410- 09 San Luis Obispo Central Coast, At TV tower, c. 3 miles along dirt road leading west from La Cuesta Summit, off Hwy 101 800 Comment
  OBI5367  Pedicularis densiflora Robert J. Rodin 1960-4-10 6502 San Luis Obispo On ridge 3 mi W of Cuesta Summit, near San Luis Obispo Comment
  OBI57892  Pelargonium David J. Keil 2000-3-6 28434 San Luis Obispo Los Osos. Southeastern corner of intersection of Santa Ysabel with South Bay Blvd. 15 Comment
  CDA15185  Pellaea andromedifolia G. F. Hrusa 1998-4-27 14293 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  SEINET2444521 Image available Pellaea andromedifolia Eric Luning 2003-4-15 9 San Luis Obispo Reservoir Canyon Trail.; 0 Comment
  RSA801738  Pennisetum glaucum D. M. McF 1952-10-14 s.n. San Luis Obispo Atascadero, Happy Valley Ranch. Comment
  SBBG104917  Penstemon centranthifolius M. D. Proctor, E. A. Young 1993-4-12 ROB 388 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI79454  Penstemon heterophyllus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31681 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
  RSA48496  Penstemon heterophyllus subsp. heterophyllus E. K. Balls 1948-6-6 7956 San Luis Obispo Alamo Rise, Rt 166 (Santa Maria to Maricopa). Comment
  JEPS99078  Pentachaeta Clare B. Hardham 1957-4-25 1733 San Luis Obispo SE of Cypress Mountain Comment
  RSA141039  Pentachaeta alsinoides Clare B. Hardham 1960-5-17 5747 San Luis Obispo Sandy ranch road, east side Tierra Redonda. Comment
  JEPS97087  Pentachaeta exilis Clare B. Hardham 1960-3-28 5256 San Luis Obispo N of Bee Rock Comment
  CAS-BOT-BC330531  Pentachaeta fragilis R. F. Hoover 1952-5-24 8216 San Luis Obispo Caliente Mt., along ridge W of peak Comment
  OBI80477  Pentagramma triangularis David J. Keil 2015-2-14 32628 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 70 Comment
  SBBG104298  Pentagramma triangularis subsp. triangularis M. D. Proctor, E. A. Young 1993-3-19 ROB 250 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  SBBG55738  Pentagramma triangularis subsp. triangularis R. J. Rodin 1959-3-18 6320 San Luis Obispo N side of Bishop Pk Comment
  UC2027509  Pentagramma triangularis subsp. triangularis Greg Wilvert 2005-5-11 414 San Luis Obispo Southeast Half of Caliente Range: 1.3 km SW of Semper Spring. Comment
  OBI31940  Perideridia californica David J. Keil 1981-6-20 14861 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of Hwy 1. Comment
  SBBG103504  Peritoma arborea C. F. Smith 1993-6-2 12470 San Luis Obispo N side of Caliente Range, 2.2 mi from summit Comment
  CAS-BOT-BC413605  Persicaria amphibia Clare B. Hardham 1957-9-23 2653 San Luis Obispo Santa Lucia Mountains. Atascadero Lake Comment
  OBI45708  Persicaria amphibia Clifton F. Smith 1960-6-9 6176 San Luis Obispo In Laguna Lake, SW of San Luis Obispo Comment
  OBI75240  Persicaria amphibia Michael Walgren 2011-8-7 259 San Luis Obispo First unnamed first creek ("Tortuga Crk") W of San Simeon Point Comment
  SBBG104853  Persicaria maculosa F. L. Johnson, E. A. Young 1993-5-24 ROB 565 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI36820  Persicaria punctata Eric Wise 1981-6-29 810 San Luis Obispo Celery Lake of Dune lakes Comment
  OBI36829  Persicaria punctata Eric Wise 1981-6-15 624 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  SBBG95377  Persicaria punctata C. F. Smith 1965-11-7 9123 San Luis Obispo W of Oso Flaco Lake, N of Guadalupe Comment
  POM69843  Petunia parviflora Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo. Comment
  UCR29914  Petunia parviflora R. J. Rodin 1959-5-26 6350 San Luis Obispo S end of Morro Bay near sand dunes Comment
  UC1285312  Phacelia affinis R. F. Hoover 1952-5-24 8210 San Luis Obispo summit ridge w peak; Caliente Mt. Comment
  JEPS13565  Phacelia brachyloba Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5197 San Luis Obispo along upper part of Cammatti Canyon rd below bluff rich in shell fossils (1.6 mi n of junction with Creston-La Panza rd) 405 Comment
  UCR190646  Phacelia cicutaria var. hispida George K. Helmkamp, E. A. Helmkamp 2005-3-25 9230 San Luis Obispo Outer South Coast Ranges, upper Lopez Canyon; 2.2 mi north of Hi Mountain Road along Upper Lopez Canyon Road 317 Comment
  RSA607294  Phacelia ciliata D. D. Keck, Jens Clausen 1935-4-10 3141 San Luis Obispo East side of Soda Lake, Carrizo Plains. 610 Comment
  LA25856  Phacelia ciliata Harlan Lewis; 1950-3-25 sn San Luis Obispo Carriso Plain Comment
  UCD120350  Phacelia ciliata Clifton F. Smith 1950-3-18 2570 San Luis Obispo San Luis Obispo County: Along Soda Lake Road to Carrizo Plain, about 3 miles off Highway 33 (formerly Highway 399). Comment
  UCSB31022  Phacelia ciliata Steele, R. 1977-1-30 San Luis Obispo Cuyama Valley on west side of Soda Lake Road, 11 miles north of Rt. 116 731 Comment
  OBI39028  Phacelia ciliata var. ciliata David J. Keil, Dirk Walters, et al. 1986-3-22 19084 San Luis Obispo Nature Conservancy Research trip to the Carissa Plain. S of Soda Lake along Soda Lake Rd. T32S, R21E, sect 10,11 Comment
  UC1285310  Phacelia ciliata var. ciliata R. F. Hoover 1952-4-10 8111 San Luis Obispo 5 mi s Simmler; Carrizo Plain Comment
  UCSB25273  Phacelia divaricata Broder, Richard 1960-3-19 San Luis Obispo Along State Highway 1, 4.4 miles west of the center of the town of Morro Bay Comment
  CDA15087  Phacelia douglasii G. F. Hrusa 1998-3-26 14169 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Ridge betw. S side of Swain Pasture and Swain Wash approx. 5 mi. S of Panorama Rd inters. w/Soda Lake Rd. Comment
  SBBG65159  Phacelia douglasii C. B. Hardham 1958-5-5 3180 San Luis Obispo Atascadero Comment
  UC55308  Phacelia douglasii J. H. Barber 1899-3-28 San Luis Obispo near Creston Comment
  UCD40571  Phacelia fremontii Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1536 San Luis Obispo San Luis Obispo County: California Valley, north of boundary of Carrizo Plain National Monument. Along Soda Lake Road, just south of intersection with Cornell Road. 609 Comment
  OBI58203  Phacelia grandiflora David J. Keil 1998-4-28 26945 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  CDA11460  Phacelia grisea G. F. Hrusa 1995-5-28 12220 San Luis Obispo Black Butte Research Natural Area. W end of ridge immediately WNW of and leading to Peak 2. Comment
  OBI27144  Phacelia imbricata Thomas Burrows 1980-4-13 11 San Luis Obispo Reservoir Cyn 152 Comment
  OBI51718  Phacelia imbricata R. Mike Arens 1994-3-26 40 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical garden foot bridge 152 Comment
  SBBG93774  Phacelia imbricata S. A. Junak 1990-7-12 4397 San Luis Obispo W Cuesta Ridge, near W end of Cuesta Ridge Botanical Area, just W of first high voltage tower on E side of W Cuesta Ridge Rd, ca. 5.9 mi W of US Hwy 101 722 Comment
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May 13 2013
  UC650705  Phacelia imbricata G. L. Stebbins Jr. 1941-3-23 3071 San Luis Obispo on Hwy 101 4 mi n San Luis Obispo (near foot of Cuesta Grade) Comment
  OBI13754  Phacelia malvifolia var. loasifolia Robert F. Hoover 1964-5-14 8869 San Luis Obispo See Cyn Comment
  OBI39684  Phacelia malvifolia var. loasifolia David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16004 San Luis Obispo Warrens' cabin at base of Cypress Mtn ca. 8 mi from Santa Rosa crk rd on Cypress mtn rd Comment
  SBBG107059  Phacelia parryi C. B. Hardham 1956-6-19 702 a San Luis Obispo Peachy Cyn Comment
  OBI58199  Phacelia tanacetifolia David J. Keil 1998-6-5 27661 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain (35 deg. 02.105' N x 119 deg. 50.065' W) 701 Comment
  OBI76660  Phacelia viscida Jason Dart, Audrey Weichert, G. Hind 2010-5-4 387 -H8 San Luis Obispo Hind River Ranch, W side of Salinas River along the dirt entrance rd paralleling Crescent Lake, approx 1.25 mi E of the intersection of Hwy 58 and Pozo Rd, E of Santa Margarita 334 Comment
  OBI22102  Phalaris minor Robert F. Hoover 1951-5-7 8057 San Luis Obispo Coast between Toro Crk and Morro sand dunes Comment
  OBI79130  Phoenix canariensis David J. Keil 2011-11-12 31185 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  CAS-BOT-BC219569  Pholisma arenarium Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Moro [Morro] Bay Comment
  OBI60580  Pholisma arenarium Lynne Dee Oyler, David J. Keil & K. Foustini 1990-4-26 1091 San Luis Obispo Nipomo Dunes. UNOCAL pipeline that runs N-S through dunes Comment
  CDA11447  Pholistoma auritum var. auritum G. F. Hrusa 1995-5-28 12203 San Luis Obispo Black Butte Research Natural Area. E base of Ridge 2. Comment
  RSA8279  Pholistoma membranaceum I. L. Wiggins 1932-3-21 5798 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  SBBG82001  Pholistoma membranaceum S. F. Smith 1950-4-30 2713 San Luis Obispo Temblor Grade from Simmler to McKittrick Comment
  SDSU18463  Pholistoma membranaceum Michael G. Simpson, Lori Simpson 2009-3-30 3059 San Luis Obispo Hurrican Crocker Spring Road, Temblor Mountains. 808 Comment
  UC1069435  Pholistoma membranaceum D. Axelrod 1935-3-31 224 San Luis Obispo 8 mi. e.-s.e. Cuyama Ranch; Santa Ynez Quad. 762 Comment
  UCD120697  Pholistoma membranaceum K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI37969  Phoradendron densum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18671 San Luis Obispo 18.4 mi from Calif rte 1 along San Simeon Crk rd, N of rocky Butte lookout 732 Comment
  RSA115704  Phoradendron macrophyllum E. C. Twisselmann 1955-3-26 1766 San Luis Obispo San Juan River Valley, 9.5 miles S of Shandon. 421 Comment
  SBBG107344  Phyla nodiflora C. B. Hardham 1958-9-5 3919 San Luis Obispo Santa Rosa Crk, Cambria Comment
  OBI78727  Phyllospadix torreyi David J. Keil 2013-8-28 31990 San Luis Obispo Just north of Morro Rock Ecological Preserve at surf line on beach 0 Comment
  UCD138383  Phyllospadix torreyi P. B. Kennedy 1927-7-12 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  CAS-BOT-BC206934  Pickeringia montana var. montana R. F. Hoover 1950-6-5 7982 San Luis Obispo Ridge NW of Cuesta Pass Comment
  RSA0039716  Pickeringia montana var. montana LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6505 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
  UC1129873  Pickeringia montana var. montana H. C. Lee 1936-3-25 538 San Luis Obispo 1 1/2 mi n Arroyo Grande; Arroyo Grande Quadrangle Comment
  CAS-BOT-BC78577  Pinus coulteri Ira L. Wiggins 1932-3-22 5833 San Luis Obispo above lower part of Cuesta Grade 487 Comment
  OBI7733  Pinus coulteri Ray Mckelvey unk 21 San Luis Obispo Cuesta Summit Comment
  UCR223860  Pinus radiata A. C. Sanders 2011-2-21 38727 San Luis Obispo Central Coast, Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  OBI23099  Pinus radiata Deborah Nixon 1976-11-22 5 San Luis Obispo San Luis Obispo, Cal Poly, parking lot S-4, turn left at entrance Comment
  UC527732  Pinus radiata C. B. Wolf 1931-8-15 2314 San Luis Obispo 0.25 mi from ocean; Cambria 45 Comment
  RSA564033  Pinus sabiniana Don Pendleton 1992-3-15 92 -2 San Luis Obispo East side of Atascadero, adj. to railroad tracks on N-S trending ridge W of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  RSA8375  Pinus sabiniana I. L. Wiggins 1932-3-21 5831 San Luis Obispo Grade at west end of Carisa [Carrizo] Plains, on road to Santa Margarita. Comment
  UCR91849  Piptatherum miliaceum George K. Helmkamp 1996-5-24 1014 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  CAS-BOT-BC254437  Piptatherum miliaceum Clare B. Hardham 1958-7-20 3755 San Luis Obispo Santa Lucia Mountains. Coon Creek, York Mountain W of Templeton Comment
  OBI25908  Piptatherum miliaceum L. Brent 1981-3-10 31 San Luis Obispo On path in back of tractors bldg leading to path towards Poly Cyn; on right. Ca. 150' from gate at bottom of hill Comment
  OBI57173  Plagiobothrys acanthocarpus David J. Keil, with Kathleen A. Keil 1998-4-18 26812 San Luis Obispo Los Padres Natinal Forest. La Panza Mts., 1.6 miles from Hwy 58 on Red Hill Rd. Comment
  UCR224674  Plagiobothrys bracteatus Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo Camp Roberts, 7 mi as the crow flies west from San Miguel, Avery Road 250 Comment
  CDA12459  Plagiobothrys canescens G. F. Hrusa 1992-3-27 10338 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  SBBG118042  Plagiobothrys canescens K. Foster 1999-4-27 San Luis Obispo Training Area 02, vernal pool 02-1; Camp Roberts Comment
  RSA165654  Plagiobothrys collinus var. fulvescens Clare B. Hardham 1961-4-26 6923 San Luis Obispo Franklin Creek, west of Adeladia. Comment
  SBBG123086  Plagiobothrys infectivus D. Keil, K. Keil 2001-4-20 29373 San Luis Obispo Davis Rd, 1.8 mi SE of Hwy 46, SE of Cholame 420 Comment
  UCR121526  Plagiobothrys nothofulvus George K. Helmkamp 2002-4-21 7483 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  JEPS50085  Plagiobothrys stipitatus var. stipitatus W. L. Jepson 1927-4-27 12032 San Luis Obispo Cholame Ranch Cholame Valley Comment
  RSA0035299  Plagiobothrys tenellus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6370 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  CAS-BOT-BC228498  Plagiobothrys uncinatus M. Wetherwax; E. L. Painter 2003-4-13 CR- 430 San Luis Obispo Camp Roberts. Between Tower Road and top of cliff above Nacimiento River 260 Comment
  UCR123148  Plantago coronopus George K. Helmkamp, E. A. Helmkamp 2002-4-19 7550 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  CDA15705  Plantago elongata G. F. Hrusa, Jeff Hart 1993-4-6 10686 San Luis Obispo near N end of Carrizo Plain on N side of 7 Mile Rd. 609 Comment
  SEINET12342176  Plantago erecta Unknown 1936-1 12965 San Luis Obispo Cuesta Pass Comment
  UC1614394  Plantago erecta Charles M. Belshaw 1936-3-23 1695 San Luis Obispo vicinity of San Luis Obispo; South Coast Range Comment
  UC463299  Plantago erecta Roxana S. Ferris 1929-4-13 7524 San Luis Obispo e of San Luis Obispo Comment
  OBI35752  Plantago lanceolata Allison Berry 1984-2-20 20 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CAS-BOT-BC93223  Platanus racemosa Lewis S. Rose 1936-3-19 36071 San Luis Obispo San Luis Obispo. 15 Comment
  RSA0029040  Platystemon californicus Greg Wilvert 2005-3-24 31 San Luis Obispo Approx. 1.6 km NNW of Wells Canyon. 939 Comment
  UCR163791  Platystemon californicus George K. Helmkamp, E. A. Helmkamp 2005-3-30 9273 San Luis Obispo Outer South Coast Ranges, La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita 335 Comment
  UCR16569  Platystemon californicus C. M. Bringle 1967-3-20 s.n. San Luis Obispo South Coast Range/Central Coast, San Luis Obispo, 0.25 mi. down private road off Highway 101, north of city (SLO), under sign 'Atascadero 17, Salinas 126, San Francisco 235', on Hildenbrand Ranch, Rt. 2, Box 103 427 Comment
  CAS-BOT-BC91968  Platystemon californicus Alice Eastwood; John Thomas Howell 1936-5-8 2299 San Luis Obispo 3 miles east of Pozo. Comment
  RSA0028296  Plecostachys serpyllifolia David J. Keil 2011-3-5 30971 San Luis Obispo Cambria. Ca. 400 meters south of intersection with Cambria Pines Road on east side of California Route 1. 400-700 meters inland from beach. 14 Comment
  UC1928035  Plectritis brachystemon David Keil, V. L. Holland 2001-4-7 29262 San Luis Obispo Western outskirts of Atascadero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. Comment
  OBI58829  Plectritis ciliosa David J. Keil 1998-4-7 26604 San Luis Obispo South of Creston on 229 Jordan Property, 0.1 mile S of Rocky Canyon Rd on W side of Hwy. 229 Comment
  CAS-BOT-BC175945  Plectritis ciliosa subsp. insignis Ernest C. Twisselmann 1962-3-29 6732 San Luis Obispo Palo Prieta Canyon, 3.5 miles south of Cholame 556 Comment
  SBBG104569  Plectritis congesta subsp. brachystemon M. D. Proctor, E. A. Young 1993-4-11 ROB 376 San Luis Obispo Camp Roberts lookout tower S of Twin Bridges; Camp Roberts Comment
  UCD148660  Plectritis macrocera G. F. Hrusa 1998-4-25 14200 San Luis Obispo San Luis Obispo County: La Panza Range. Above La Panza Camp about 1/4 mile west of Queen Bee turnoff. 700 Comment
  RSA585582  Plectritis macrocera subsp. macrocera M. D. Proctor, E. A. Young 1993-4-11 ROB- 376 San Luis Obispo Lookout tower S of Twin Bridges. Comment
  OBI58890  Poa David J. Keil, with Erik Frenzel 2001-4-19 29331 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range. North Ranch, 0.15 miles east from Coast Road on Crowbar Canyon Road. Vicinity of 35.228 deg. N x 120.8640 deg. W. 122 Comment
  SBBG109626  Poa C. B. Hardham 1960-4-4 5319 San Luis Obispo Cantinas Crk 243 Comment
  OBI59127  Poa bulbosa David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27401 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
  UC1019306  Poa howellii R. F. Hoover 1953-5-3 8288 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC246698  Poa howellii Clare B. Hardham 1963-5-6 10079 San Luis Obispo Santa Lucia Mountains. Franklin Creek west of Adelaida Comment
  OBI3041  Poa howellii Larry E. Brown 1971-4-15 1942 San Luis Obispo At top of Cuesta Ridge Comment
  CAS-BOT-BC255953  Poa pratensis Ernest C. Twisselmann 1956-4-18 2646 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  OBI66117  Poa pratensis subsp. pratensis D. R. Miller 1994-5-11 594 -335 San Luis Obispo Pine Mt Region. At N corner of Rocky Butte Lookout bldg; Town crk drainage 900 Comment
  SBBG127274  Poa secunda D. Keil, A. Webster 1984-4-29 18186 San Luis Obispo Lopez Wilderness Area Comment
  CAS-BOT-BC243081  Poa secunda subsp. secunda Clare B. Hardham 1957-4-19 1801 San Luis Obispo Santa Lucia Mountains. Santa Rita Ranch, York Mountain Comment
  UC2027395  Poa secunda subsp. secunda Greg Wilvert 2005-3-21 11 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1 km S of Soda Lake Road along Pipeline Road. Comment
  SDSU19309  Pogogyne douglasii Scott McMillan 1993-6-8 8 VI93 San Luis Obispo Locality #8. Arroyo de la Cruz. Left bluff sides. 6 Comment
  UC2013173  Pogogyne douglasii David Keil 1979-7-1 13126 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  SBBG2006  Polycarpon tetraphyllum C. B. Hardham 1959-5-21 4623 San Luis Obispo Piedras Blancas Comment
  OBI34330  Polygonum aviculare David J. Keil, Eric Wise 1983-8-30 17907 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  SBBG1683  Polygonum aviculare C. B. Hardham 1956-11-12 1522 San Luis Obispo Atascadero Lake Comment
  OBI36812  Polygonum aviculare subsp. depressum Eric Wise 1983-8-10 1739 San Luis Obispo Little Morro Crk, Morro Bay Comment
  CAS-BOT-BC414231  Polygonum aviculare subsp. depressum Clare B. Hardham 1956-11-12 1521 San Luis Obispo Santa Lucia Mountains. Atascadero Lake Comment
  CAS-BOT-BC109174  Polygonum paronychia R. F. Hoover 1964-6-11 9042 San Luis Obispo Just south of Hazard Canyon. Comment
  OBI58234  Polygonum paronychia Austin P. Griffiths, G. F. Hrusa 1987-4-29 18137 San Luis Obispo Montana de Oro State Park. 3rd sandhill N of Spooner's Cove Comment
  CAS-BOT-BC72005  Polypodium californicum Mrs. Anna G. Blaisdell s.n. San Luis Obispo Poway Comment
  LA105622  Polypogon interruptus Barry A. Prigge; 1989-7-3 9029 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2.8 mi. N of State Highway 1 on San Bernardo Creek Rd; ca. 5 air mi. E of Morro Bay 109 Comment
  SBBG118295  Polypogon maritimus K. Foster 1999-4-27 San Luis Obispo vernal pool plot 02-11; Camp Roberts Training Area O2; T25S R11E S30 Comment
  OBI31547  Polypogon maritimus Joy Nishida 1982-6-5 424 San Luis Obispo American Cyn .4 mi S of American Cyn campground near stream 518 Comment
  CAS-BOT-BC237337  Polypogon monspeliensis Ernest C. Twisselmann 1959-11-2 5891 San Luis Obispo SW end of Oso Flaco Lake 4 Comment
  OBI70570  Polypogon monspeliensis Larry Kelly, David J. Keil 1988-10-1 309 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI43274  Polypogon monspeliensis Eric Wise 1981-6-27 776 San Luis Obispo Cuyama River, Pine Cyn Forest Serv Stn Comment
  OBI43403  Polypogon monspeliensis Eric Wise 1981-6-27 742 San Luis Obispo Alamo Crk near Twitchell Res Comment
  OBI31304  Populus fremontii Joy H. Nishida 1982-7-8 501 San Luis Obispo 1 mi S of American Cyn campground 512 Comment
  OBI9882  Populus fremontii R. A. Hays 1957-10-12 s.n. San Luis Obispo Salinas River, Santa Margarita Comment
  OBI9889  Populus fremontii Larry E. Brown 1970-4-26 1783 San Luis Obispo On the road from Santa Margarita to Pozo Comment
  RSA0028297  Populus trichocarpa David J. Keil 2011-3-5 30973 San Luis Obispo Cambria. Edge of Santa Rosa Creek riparian corridor along west side of California Route 1. 5 Comment
  SD75723  Populus trichocarpa Helen V. Witham 1969-9-27 488 San Luis Obispo Oso Flaco Lake, edge 10 Comment
  UCSB38022  Potamogeton foliosus Vivrette, Nancy 1978-11-19 San Luis Obispo Oso Flaco Lake. Comment
  CAS-BOT-BC453830  Potamogeton nodosus Clare B. Hardham 1957-9-1 2531 San Luis Obispo Santa Lucia Mountains. Nacimiento Lake Comment
  OBI36982  Potentilla anserina Eric Wise 1981-6-15 563 San Luis Obispo N shore of Laguna Lake, SLO Comment
  OBI36974  Potentilla anserina subsp. pacifica Eric Wise 1982-6-25 1570 San Luis Obispo Pismo State Beach, Oceano Campground Comment
  RSA502799  Potentilla anserina var. grandis Tim S. Ross, Annette Ross 1988-8-16 1558 -2 San Luis Obispo Morro Bay, near Atascadero State Beach. 1 Comment
  POM180540  Potentilla anserina var. grandis Roxana S. Ferris 1929-4-16 7651 San Luis Obispo Toro Creek; coast road north of Morro Comment
  UC1953233  Poterium sanguisorba David Keil 2009-5-5 30603 San Luis Obispo See Canyon - Prefumo Canyon summit area along upper See Canyon Road. Comment
  OBI73113  Prunus cerasifera David J. Keil 2000-5-31 28786 San Luis Obispo Cambria. Vicinity of Cambria Community Service District grounds along Santa Rosa Creek and adjacent forested hillsides Comment
  UCR223862  Prunus cerasifera A. C. Sanders 2011-2-21 38730 San Luis Obispo Central Coast, Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  OBI64809  Prunus ilicifolia George Butterworth 2005-9-16 605 San Luis Obispo Chimineas. Cyn between Taylor Pond & Gillam Spring Comment
  CAS-BOT-BC154486  Prunus ilicifolia John Thomas Howell 1929-10-12 4470 San Luis Obispo On upper Morro Creek, 8.1 miles from Atascadero on road to Morro Comment
  SD27811  Prunus ilicifolia Carl B. Wolf 1929-4-16 3647 San Luis Obispo Narrow canyon of Moro Creek, 6 mi E of Morro Bay 800 Comment
  CAS-BOT-BC356617  Pseudognaphalium biolettii R. F. Hoover 1948-3-4 7428 San Luis Obispo Coast south of Hazard Canyon Comment
  JEPS18378  Pseudognaphalium biolettii Rimo Bacigalupi with F. Chisaki and P. Hutchison 1957-4-2 5769 San Luis Obispo 7.8 mi e of jnct. with State Hwy. no. 1 canyon of Morro Creek (road betweem Atascadero and Morro Bay); Morro Bay, Atascadero 213 Comment
  OBI22939  Pseudognaphalium biolettii David J. Keil 1979-10-27 13675 San Luis Obispo Lopez Cyn Rd about 1 mi SSE from first crossing of Lopez Crk along paved portion of rd. base of steep rocky roadcut on side of cliff Comment
  OBI27332  Pseudognaphalium californicum Robert L. Allen, Nancy E. Arnold 1981-5-17 322 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts @ halfway down NW facing slope Comment
  OBI5513  Pseudognaphalium californicum Sharon Jochums 1974-2-17 24 San Luis Obispo W of hwy 1 on marine terr S of Arroyo de la Cruz Comment
  OBI72506  Pseudognaphalium californicum M. Wetherwax & E. L. Painter, K. Downing 2002-5-8 SLO- 258 San Luis Obispo Camp San Luis Obispo. Chumash Peak. UTMs (NAD27) zone 10, 708343E, 3910215N 194 Comment
  JEPS60738  Pseudognaphalium luteoalbum Ernest C. Twisselmann and Clifton F. Smith 1969-11-12 16330 San Luis Obispo summit Palo Prieta Canyon; The Temblor Range, Western San Joaquin Valley, Twisselmann L 701 Comment
  OBI38462  Pseudognaphalium luteoalbum Eric Wise 1981-8-7 1034 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  UC771723  Pseudognaphalium luteoalbum R. F. Hoover 1946-10-2 6455 San Luis Obispo C. P. S. Campus Comment
  CAS-BOT-BC357496  Pseudognaphalium ramosissimum John Thomas Howell 1964-6-29 40748 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  OBI4401  Pseudognaphalium ramosissimum Robert J. Rodin 1970-9-10 8445 San Luis Obispo 300 dys from the Pacific Ocean near a shell mound in Pismo Beach state park Comment
  OBI28775  Pseudognaphalium stramineum David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14508 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI77564  Pseudognaphalium stramineum Mark Elliott 1979-5-11 212 San Luis Obispo 10 mi S of Ragged Point; W side of Calif 1 Comment
  UC35746  Psilocarphus tenellus Prof. Brewer 1860-1 453 San Luis Obispo Arroyo Grande Comment
  OBI55318  Psilocarphus tenellus David J. Keil 1998-5-6 27093 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  UC1505618  Pteridium aquilinum var. pubescens Robert T. Clausen and Harold Trapido 1940-6-24 4733 San Luis Obispo Cragg's Canyon; San Luis Obispo Creek Basin 15 Comment
  OBI33278  Pterostegia drymarioides David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel and Richard Pimentel 1982-3-13 15718 San Luis Obispo Pennington Crk Biological reserve, W of San Luis Obispo Comment
  UCR91694  Pterostegia drymarioides George K. Helmkamp 1996-5-25 1058 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
  UC1135475  Quercus X alvordiana A. E. Wieslander 1936-8-27 669 San Luis Obispo Head of Temblor Creek McKittrick Quad. 883 Comment
  UC1135335  Quercus agrifolia H. C. Lee 1937-5-28 1022 San Luis Obispo 1 mi w Paso Robles; Paso Robles Quad. 335 Comment
  CDA16235  Quercus agrifolia var. agrifolia G. F. Hrusa, R. Gross 1997-12-27 14146 San Luis Obispo Montana de Oro State Park. Hill above Coon Creek parking, 99 Comment
  OBI28530  Quercus agrifolia var. agrifolia John Jackman and Julie Truesdale, Julie Truesdale 1980-1 163 San Luis Obispo MacGillivary Ranch Comment
  SBBG44904  Quercus agrifolia var. agrifolia L. W. Edge 1972-5-8 162 San Luis Obispo Los Osos, above Cabrillo Estates Comment
  OBI4988  Quercus agrifolia var. agrifolia Jim Heaston 1961-11-11 402 San Luis Obispo Foothill and Santa Rosa Comment
  UCSB11451  Quercus agrifolia var. agrifolia Forrest, Sharon 1962-4-6 San Luis Obispo West off U.S. Highway 101, 1 mile south of Cuesta Pass, follow first right turn for 2 miles to first left turn, follow for 8 miles over mountains into valley, 1/2 mile southeast of first locked gate 152 Comment
  OBI14270  Quercus berberidifolia Robert F. Hoover 1965-9-29 9683 San Luis Obispo Halfway between Santa Margarita and Atascadero Comment
  OBI64453  Quercus berberidifolia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28697 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI46081  Quercus douglasii Lynne Dee Oyler 1986-3-21 354 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  CAS-BOT-BC94031  Quercus durata Alice Eastwood 1927-7-31 15017 San Luis Obispo unspecified Comment
  UCD46000  Quercus durata D. Q. Cavagnaro 1963-10-20 231 San Luis Obispo Cerro Alto Campground, Los Padres National Forest, 11 miles southwest of Atascadero off U.S Highway 466, San Luis Obispo County, California. 304 Comment
  OBI27005  Quercus durata var. durata James Courtney 1980-12-20 19 San Luis Obispo Pennington Crk Biological Reserve Comment
  OBI37904  Quercus durata var. durata David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18570 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  OBI72402  Quercus durata var. durata E. L. Painter & M. Wetherwax, M. Wetherwax 1999-11-14 SLO- 15 San Luis Obispo Camp San Luis Obispo. Ca. 1 air km SSW of Pick and Shovel Mine, E of main branche of Chorro Creek, ca 2 air km NE of chorro Reservoir 400 Comment
  OBI14279  Quercus durata var. durata W. Kent Allender 1962-12-17 16 San Luis Obispo Near Cuesta Summit Trail, Santa Lucia Range Comment
  OBI28078  Quercus lobata Allison Berry/ Carrie Wilson 1982-5-9 25 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of Ca rte 101 on CA tre 58-Santa Margarita site to R of Rd; 50 yds from RR tarcks Comment
  OBI37952  Quercus parvula var. parvula David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18673 San Luis Obispo 16.5 mi from Calif rte 1 along San Simeon Crk rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  CDA11567  Rafinesquia californica G. F. Hrusa 1993-5-22 11116 San Luis Obispo Black Butte Research Natural Area. Main ridge, Comment
  OBI10582  Ranunculus aquatilis Robert J. Rodin 1956-5-22 6072 San Luis Obispo Near Atascadero Comment
  OBI73082  Ranunculus aquatilis David J. Keil 2000-5-15 28677 San Luis Obispo Santa Margarita Ranch. Ca. 5 miles south of railroad crossing along Pozo Road. Comment
  CAS-BOT-BC378999  Ranunculus arvensis Clare B. Hardham 1959-4-23 4431 San Luis Obispo Santa Barbara Road, Atascadero Comment
  OBI10574  Ranunculus californicus Aart C. De Vos 1963-3-31 46 San Luis Obispo Poly Cyn Comment
  OBI4941  Ranunculus californicus Unknown 1964-4-11 92 San Luis Obispo Reservoir Cyn Comment
  UC72900  Ranunculus californicus J. E. Roadhouse 1905-4 272 San Luis Obispo San Luis Obispo Comment
  UCR161353  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9070 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 Comment
  UCR161951  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2005-2-14 8923 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns. Huasna Canyon along Huasna Road; 8.5 mi east of its junction with Lopez Road 277 Comment
  SD249277  Ranunculus hebecarpus David Keil, 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
  OBI60908  Rapistrum rugosum David J. Keil 2002-6-13 s.n. San Luis Obispo San Luis Obispo. along RR tracks paralleling Calif Blvd. Between Foothill Blvd and Hathway Ave 82 Comment
  UC1281233  Rhamnus californica H. E. McMinn 1936-3-5 4361 San Luis Obispo Hazard Canyon Comment
  RSA7730  Rhamnus crocea Carl B. Wolf 1929-4-16 3640 San Luis Obispo 6 miles E of Morro on road to Atascadero narrow canyon Comment
  RSA0040396  Rhamnus ilicifolia LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6296 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  RSA647588  Rhamnus ilicifolia T. Strid 1972-4-15 s.n. San Luis Obispo 2 miles S on Old Morro Road, off Acascadero Road. 305 Comment
  CAS-BOT-BC200719  Rhus aromatica Ira L. Wiggins 1929-4-16 3670 San Luis Obispo 2 miles west of Atascadero Comment
  UC1953220  Rhus integrifolia David Keil with V. L. Holland 2009-6-16 30616 San Luis Obispo Between San Luis Obispo and Arroyo Grande. Area southeast of intersection of California Highway 227 (Carpenter Canyon Road) and Noyes Road in vicinity of high tension line corridor. Comment
  OBI57110  Rhus integrifolia Danielle DeRome 1994-4-9 499424 San Luis Obispo Along the east side of Poly Cyn Rd just below the bridge entrance to Cal Poly Botanic Garden. Comment
  OBI58375  Rhus integrifolia Susi Bernstein 2001-2-22 s.n. San Luis Obispo On hillside east of hwy 101 N of Mattie Rd., Pismo Beach Comment
  UC1130569  Rhus trilobata R. St. John 1933-3-30 360 San Luis Obispo Sapaque Valley 365 Comment
Read comments
Feb 2 2013
  UC615030  Rhus trilobata Beryl O. Schreiber 1934-4-1 1072 San Luis Obispo near Pozo (on road to Santa Margarita) Comment
  CAS-BOT-BC437966  Ribes Roxana S. Ferris 1929-4-16 7687 San Luis Obispo Road to Atascadero 6 miles east of Moro Bay Comment
  CAS-BOT-BC92479  Ribes aureum var. gracillimum Ernest C. Twisselmann 1969-4-24 15174 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles. 198 Comment
  CAS-BOT-BC92487  Ribes aureum var. gracillimum Clare B. Hardham 1953-3-1 184 San Luis Obispo Santa Lucia Mountains. Las Tablas Creek. Comment
  UC573546  Ribes californicum G. T. Nordstrom 1937-4-13 1069 San Luis Obispo 3.8 mi nw Chimney Rock; Adelaida Quadrangle 335 Comment
  RSA121549  Ribes californicum G. T. Nordstrom 1937-4-13 1069 San Luis Obispo 3.8.mi W.N.W. of Chimney Rock. 335 Comment
  UCSB52066  Ribes californicum var. californicum Doty, Alan 1967-4-22 San Luis Obispo Little Pico Creek; 5 miles NW of Cambria on Highway 1; San Simeon area Comment
  CAS-BOT-BC169022  Ribes indecorum R. F. Hoover 1947-3-9 6664 San Luis Obispo Head of Calf Canyon e. of Santa Margarita Comment
  OBI83494  Ribes malvaceum Kalie Oku, Grace Van Kirk, Alex Talbott, Ashley Ladin 2017-2-10 1 San Luis Obispo East Cuesta Ridge 308 Comment
  UC608278  Ribes malvaceum C. A. Graham 1938-4-26 382 San Luis Obispo 1 1/4 mi nw Lynch Ranch (s of Pleyto); Bradley Quadrangle 411 Comment
  OBI14046  Ribes malvaceum W. Kent Allender 1962-12-17 s.n. San Luis Obispo Near Cuesta Summit trl, Santa Lucia Range Comment
  UC573238  Ribes menziesii G. T. Nordstrom 1937-5-5 1175 San Luis Obispo 1.3 mi sw Oakdale School; Adelaida Quadrangle 304 Comment
  RSA0021787  Ribes menziesii Clare B. Hardham 1960-3-14 5214 San Luis Obispo V2 Ranch. York Mt., west of Templeton. 488 Comment
  CAS-BOT-BC212252  Ribes quercetorum Ira L. Wiggins 1932-3-25 5838 San Luis Obispo Small valley 3 miles NW of Paso Robles on Chimney Rock Road between Paso Robles and Adelaide. Comment
  OBI14059  Ribes sanguineum var. glutinosum Robert F. Hoover 1965-9-7 9527 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI14062  Ribes sanguineum var. glutinosum B. A. Smith 1966-4-16 47 San Luis Obispo Cerro Alto Campground Comment
  SBBG112685  Ribes sericeum C. B. Hardham 1959-3-13 4041 San Luis Obispo Cypress Mtn Comment
  CAS-BOT-BC144462  Ribes sericeum R. F. Hoover 1947-3-16 6673 San Luis Obispo Coast just southof Monterey Co. line Comment
  CAS-BOT-BC144470  Ribes sericeum W. R. Dudley 1905-1-5 s.n. San Luis Obispo near Wyss Place 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
  OBI79687  Rigiopappus leptocladus David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31729 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 750 Comment
  CDA21060  Rorippa curvisiliqua G. F. Hrusa 1993-5-2 11014 San Luis Obispo Salinas River. 1.8 mi. N of Niblick Rd. Bridge. 213 Comment
  UCR104812  Rosa californica George K. Helmkamp 1997-6-20 2054 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  OBI72003  Rosa spithamea Michael Walgren 2010-2-1 63 San Luis Obispo Morro Bay state park, along Quarry Trl along trail edge in deep dense coastal scrub. approx. 1/4 mi from parkingl ot at South Bay Blvd Comment
  OBI10025  Rosa spithamea Tim A. Weston 1970-5-28 106 San Luis Obispo Cuesta Ridge 335 Comment
  OBI28330  Rubus ursinus Lori Blain 1982-5-1 9 San Luis Obispo One mi E on Little Morro Crk rd; along LIttle Morro Crk 30 Comment
  CAS-BOT-BC157004  Rubus ursinus Alice Eastwood; John Thomas Howell 1938-6-14 5938 San Luis Obispo Serrano Canyon Comment
  RSA709389  Rumex acetosella George K. Helmkamp 2004-2-7 8261 San Luis Obispo Central Coast, SE of Oceano along Halcyon Road, just E of Mesa View Dr. 76 Comment
  UCSB24391  Rumex acetosella Moffitt, M. 1967-4-22 San Luis Obispo Cambria 91 Comment
  OBI51380  Rumex conglomeratus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .17 San Luis Obispo San Simeon State park. W section of park Comment
  CAS-BOT-BC421816  Rumex conglomeratus Ernest C. Twisselmann 1954-6-19 1382 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County. Comment
  OBI10838  Rumex crispus R. R. LaBelle 1967-4-2 16 San Luis Obispo Laguna Lake, San Luis Obispo 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
  OBI58482  Rumex kerneri David J. Keil 1998-3-27 26497 San Luis Obispo Along Foothill Rd ca 1 mi from San Luis Obispo city limits 46 Comment
  UCR101008  Rumex pulcher George K. Helmkamp, E. A. Helmkamp 1995-6-20 95 2 31 San Luis Obispo Bear Creek Ranch, SE of Los Osos. 6 mi SE of Los Osos on Clark Valley Rd 396 Comment
  CAS-BOT-BC433984  Rumex salicifolius R. F. Hoover 1969-7-18 11490 San Luis Obispo Price Canyon. Comment
  CAS-BOT-BC433988  Rumex salicifolius Ernest C. Twisselmann 1955-10-1 2431 San Luis Obispo Southwest end of Morro Bay 0 Comment
  RSA0021799  Ruppia maritima David J. Keil 2012-7-26 31479 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 0 Comment
  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
  OBI32966  Sagina decumbens subsp. occidentalis David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16986 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  UCR131926  Salicornia pacifica George K. Helmkamp 2003-9-8 8130 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  UC1321230  Salicornia subterminalis R. F. Hoover 1965-9-22 9642 San Luis Obispo near Morro Bay; Osos Creek Comment
  CAS-BOT-BC103395  Salix breweri Alice Eastwood 1929-3-7 16862 San Luis Obispo Chorro Creek, San Luis Obispo Comment
  OBI77836  Salix breweri T. J. Ayers, S. Junak & D. Shaw 1989-5-10 723 San Luis Obispo Los Padres NF; just N of Pick and Shovel mine along western fork of stream at "Dead Miner's camp" Comment
  OBI75310  Salix exigua david J. Keil 30955 San Luis Obispo South of Nipomo on Thompson Ave. along Nipomo Creek, 1 mile north from junction with CA 167 68 Comment
  OBI77136  Salix exigua Robert F. Hoover 1949-4-9 7585 San Luis Obispo Shandon Comment
  OBI9812  Salix exigua Robert F. Hoover 1964-6-7 8996 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI65086  Salix exigua Greg Wilvert 2005-4-25 333 San Luis Obispo SE Half of Caliente Range. Wells Cyn 734 Comment
  OBI36890  Salix lasiolepis Eric Wise 1981-7-1 888 San Luis Obispo Oso Flaco Lake Comment
  OBI37210  Salix lasiolepis Eric Wise 1983-3-6 1676 San Luis Obispo Atascadero Lake Comment
  OBI9819  Salix lasiolepis Robert F. Hoover 1967-3-5 10237 San Luis Obispo Lower part of Lopez Cyn Comment
  CDA17871  Salix lasiolepis Austin Griffiths 1987-4-11 18100 San Luis Obispo Santa Lucia Mountains; Arroyo de la Cruz along E bench of creek, near streamflow gauge station. 0 Comment
  OBI72830  Salix sitchensis Michael Walgren 2010-8-19 160 San Luis Obispo On immediate edge of the first crk N of San Carpoforo Crk, within 100m inland of they hwy 1 culvert over this crk Comment
  SBBG132535  Salsola gobicola D. Keil 1998-10-9 28190 B San Luis Obispo just N of jct of Elkhorn Rd and Soda Lake Rd at S end of Carrizo Plain Comment
  VVC3384  Salvia carduacea Tim Thomas 1973-4-18 7 San Luis Obispo Inner South Coast Range, Elkhorn Plains. 732 Comment
  OBI75496  Salvia columbariae Jenner Whitt 2003-4-21 66 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI66126  Salvia columbariae D. R. Miller 1994-4-20 494 -223 San Luis Obispo Pine Mt region. Above Air strip town crk drainage 853 Comment
  HSC37451  Salvia mellifera A. M. Montalvo, J. D. Ackerman 1975-6-24 501 San Luis Obispo Cerro Alto Campground off Hwy. 41, between Altascadero and Morro Bay; In the Santa Lucia Mtns. Comment
  RSA0040397  Salvia mellifera LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6297 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  UCR163632  Salvia mellifera George K. Helmkamp, E. A. Helmkamp 2005-3-30 9262 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  CAS-BOT-BC230008  Salvia mellifera Milo S. Baker 1928-3-31 2756 b San Luis Obispo Paso Robles-Adelaida Grade Comment
  RSA451670  Salvia mellifera William Emboden s.n. San Luis Obispo Grown at Berkeley Botanic gardens from cuttings taken at collection site. Comment
  OBI13516  Salvia spathacea Robert J. Rodin 1954-4-3 5945 San Luis Obispo E side of Bishop's Peak, San Luis Obispo Comment
  OBI70125  Salvia spathacea Bernard Miossi 1939-4-8 64 San Luis Obispo On E facing slope of hill 1 mi N of San Luis Obispo, 1/2 mi NW of San Luis crk 91 Comment
  POM72449  Salvia spathacea P. A. Munz 1925-3-25 9204 San Luis Obispo Morro Creek, Sant Lucia Mts. 457 Comment
  CDA19834  Salvinia molesta S. Stoltz 2001-11-27 PDR 942100 San Luis Obispo off Price Cyn. Rd. 0 Comment
Read comments
Feb 6 2009
  RSA0019338  Sambucus mexicana Greg Wilvert 2005-5-11 400 San Luis Obispo Southeast half of the Caliente Range: Semper Spring. 870 Comment
  OBI60487  Sambucus nigra subsp. caerulea Larry Kelly, David J. Keil 1988-10-1 263 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  CAS-BOT-BC246013  Sambucus nigra subsp. caerulea Alice Eastwood 1927-7-31 15010 San Luis Obispo On road from Morro to Atascadero Comment
  OBI75108  Sanicula arguta David J. Keil, Melissa Luckow , Rhonda Riggins-Pimentel and Richard Pimentel 1982-3-13 15729 San Luis Obispo Ca. 0.8 mi W of Pennington Creek Bioogical Reserve Comment
  RSA215956  Sanicula arguta Robert F. Hoover 1958-3-6 8412 San Luis Obispo Between Morro Bay and Cayucos (south of mouth of Toro Creek). Comment
  CDA12462  Sanicula bipinnata G. F. Hrusa 1992-3-27 10341 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles Comment
  OBI31347  Sanicula bipinnatifida Joy Nishida, Robert Allen 1982-4-10 224 San Luis Obispo 1.5 mi S of American cyn campground, at unlocked gate onside of dirt road 506 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
  OBI55109  Sanicula crassicaulis Lincoln Constance, Richard W. Holm & Carroll E. Wood, Jr 1949-4-24 3275 San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  UC794417  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3275 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  UC1051414  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
  OBI75831  Sanicula laciniata Al Lindholm 1971-4-8 142 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. N slope of Geode Mtn near "dry lake" 460 Comment
  UC754986  Sanicula laciniata R. F. Hoover 1947-3-26 6763 San Luis Obispo Oak Park District Comment
  OBI8753  Sanicula simulans Robert F. Hoover 1958-3-3 8411 San Luis Obispo Steiner Crk at mouth of Serrano Cyn Comment
  UC1127655  Saxifraga californica E. Armstrong 1934-4-1 1130 San Luis Obispo near La Panza (Santa Barbara National Forest); Santa Barbara National Forest 457 Comment
  OBI39957  Scabiosa atropurpurea David J. Keil, Eric Wise 1983-8-30 17920 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI66654  Scandix pecten-veneris D. R. Miller 1994-4-19 494 -209 San Luis Obispo Pine Mt Region. Near crkway at the bottom of Cyn trl, Pico Crk drainage 786 Comment
  CAS-BOT-BC283121  Schedonorus arundinaceus Ernest C. Twisselmann 1958-8-23 4737 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo, Temblor Range and the Western San Joaquin Valley 665 Comment
  UCSB40293  Schismus arabicus Cowan, Clark 1975-4-20 San Luis Obispo 100 yds. from the end of a dirt road, 150 yds. NE. of Soda Springs Rd., 8 mi. NW. of junction with Hwy. 166, Carrizo Plain Comment
  OBI31751  Schoenoplectus acutus var. occidentalis Smeltzer, Turnquist 1982-5-19 141 San Luis Obispo Along the Laguna Lake pavedrd and the NE shoreline of lake Comment
  OBI35193  Schoenoplectus acutus var. occidentalis Eric Wise 1982-6-24 1533 San Luis Obispo South shore of Laguna Lake, SLO Comment
  OBI22598  Schoenoplectus americanus Robert F. Hoover 1964-7-11 9164 San Luis Obispo Edna marsh Comment
  OBI35200  Schoenoplectus californicus Eric Wise 1981-10-23 1320 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI80458  Schoenoplectus californicus Kevin Campos 2015-3-4 2 San Luis Obispo Cheda Ranch in Stenner Creek. Foothills of Santa Lucia Mountain Range, near Stenner Creek. Comment
  UCR134448  Schoenoplectus pungens var. badius George K. Helmkamp 2003-9-26 8184 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  UC1100788  Scirpus cernuus Herbert L. Mason 1946-6-9 12866 San Luis Obispo between Oceano and mouth Santa Maria River (Dune Lakes); , between Oceano and mouth Santa Maria River Comment
  CDA17940  Scirpus pungens Austin Griffiths 1987-5-16 18195 San Luis Obispo Pismo Dunes; along W edge of Oso Flaco Lak. 0 Comment
  JEPS35324  Scrophularia californica R. F. Hoover 1964-5-14 8858 San Luis Obispo See Canyon Comment
  SBBG119486  Scrophularia californica C. B. Hardham 1956-5-6 613 San Luis Obispo South Rd to Adelaida, Hilltop Ranch Comment
  POM262131  Scrophularia californica I. L. Wiggins 1929-4-16 3617 San Luis Obispo 4 mi N of Moro. Comment
  OBI55336  Sedum radiatum David J. Keil 1998-5-27 27518 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 22.4 miles NE then NW from Hwy 1, NW of Burnett Peak, 1 mile from Monterey Co. line Comment
  OBI51736  Selaginella bigelovii R. Mike Arens 1994-1-12 05 a San Luis Obispo California Polytechnic State University campus. Found on serpentine soil in Poly canyon near Botanical Garden foot bridge on steep grass covered northwest facing slope (80-100%) with scattered leather oaks, California sagebirsh, yuccas and toyons 152 Comment
  OBI81521  Senecio blochmaniae Molly Cluff, Jackson Bower, Shelby Stephen, Val King, Jack Morris 2015-11-7 3 San Luis Obispo Oceano Dunes Trail. 100 feet from trailhead. Along disturbed trail margin. Comment
  SD37499  Senecio blochmaniae Edith A. Purer 1932-8-1 4695 San Luis Obispo Morro Bay Comment
  SD53102  Senecio blochmaniae Darley F. Howe 1962-7-22 3344 San Luis Obispo near Lake Oso Flaco Comment
  OBI53006  Senecio californicus David J. Keil, Kathleen Keil 1995-4-9 24783 San Luis Obispo Shell Crk rd ca. 1/2 mi N of jctn with Calif Rte 58 Comment
  UC1314942  Senecio californicus R. F. Hoover 1967-5-6 10539 San Luis Obispo dry sand-flats at Jack Lake Comment
  RSA0013314  Senecio californicus Clare B. Hardham 1958-2-13 2811 San Luis Obispo 11.0 mile east of Cambria. Rte 41. Comment
  OBI25487  Senecio douglasii var. douglasii Dirk R. Walters and M. G. McLeod, M. G. McLeod 1979-8-15 1333 San Luis Obispo Plants collected on consultation trip with Michael Mortenson D.O.T. to bridge replacement sites at intersections of Shell, Camatti, Navajo and San Juan Creeks with hwy 58 Comment
  OBI57980  Senecio elegans Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe dunes. N end of Hidden Willow Valley Comment
  SD53380  Senecio flaccidus var. douglasii Darley F. Howe 1962-7-23 3347 San Luis Obispo Nacimiento Lake. Comment
  CAS-BOT-BC364623  Senecio vulgaris Ernest C. Twisselmann 1954-3-18 897 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County Comment
  SBBG34881  Senecio vulgaris Mrs. R. W. Summers -Jun-1887 San Luis Obispo orchard, San Luis Obispo Comment
  UCR95923  Senecio vulgaris George K. Helmkamp 1996-9-22 1211 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  OBI49829  Senecio vulgaris Steven A. Junak 1990-4-26 4205 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: Near N boundary of Cuesta ridge Botanical aARea, 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
  OBI68369  Setaria adhaerens David J. Keil 2003-8-23 30287 San Luis Obispo Arroyo Grande. North of Wal-Mart shopping center along West Branch Street in vicinity of small pond in catchment basin Comment
  OBI59116  Setaria verticillata David J. Keil 1998-9-4 28109 San Luis Obispo Shandon. Comment
  OBI72799  Sherardia arvensis D. R. Miller 2010-5-7 510 .911 San Luis Obispo Rocky Butte/Pine Mt Region. Next to rd cut at Cline Cabin, Tobacco Crk drainage 520 Comment
  SFV17039  Sidalcea hickmanii subsp. anomala P. Wilson 1997-5-27 3451 San Luis Obispo South Coast Ranges Santa Lucia Range. Cuesta Ridge Botanical Area. 700 Comment
  CAS-BOT-BC205501  Sidalcea hickmanii subsp. hickmanii Clare B. Hardham 1960-6-3 5990 San Luis Obispo Santa Lucia Mountains. Openings in Cuesta Comment
  OBI65778  Sidalcea hickmanii subsp. hickmanii D. R. Miller 1999-5-21 599 /710 San Luis Obispo Range Extension and Rare & Endangered Rocky Butte/Pine Mt region; Along and in roadway to Art Williams' property on Little Pine Mt, Tobacco Crk drainage 914 Comment
  POM203004  Sidalcea malviflora var. sancta Frank Hatch 1932-4-17 s.n. San Luis Obispo Hillsides between Paso Robles and Creston Comment
  OBI19450  Silene antirrhina Robert F. Hoover 1947-4-2 6867 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  OBI72294  Silene gallica Anthony Baniaga, Theo Fitanides 2010-4-18 132 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  SBBG95558  Silene gallica J. Eliot 1986-5-13 16 San Luis Obispo West Cuesta Ridge; 1 mi W on TV Tower Rd Comment
  OBI24063  Silene laciniata subsp. laciniata Janice M. Toyoshima 1979-5-27 M 6 -27 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI19459  Silene laciniata subsp. laciniata Robert F. Hoover 1969-6-22 11380 San Luis Obispo Santa Lucia Range. Chorro Crk cyn (Serrano Cyn) Comment
  OBI19462  Silene laciniata subsp. laciniata J. B. Carstens 1966-5-22 54 San Luis Obispo 3 mi N of Avila Beach Rd on See Cyn Rd Comment
  UC1285066  Silene lemmonii R. F. Hoover 1950-6-20 7994 San Luis Obispo 7 mi w of Templeton on road to Cambria; w of Templeton on rd to Cambria Comment
  SBBG113592  Silene verecunda C. B. Hardham 1961-4-26 6916 San Luis Obispo Franklin Crk near Camp Natoma Comment
  CAS-BOT-BC74982  Sinapis arvensis Ernest C. Twisselmann 1955-5-2 1917 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 670 Comment
  OBI47380  Sinapis arvensis David J. Keil 1985-3-26 18468 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI15168  Sinapis arvensis Bety Hoover 1962-2-22 38 San Luis Obispo Between Edna and Pismo Beach Comment
  OBI75791  Sisyrinchium bellum Al Lindholm 1967-4-10 156 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. North slope of Geode Mountain below pond 490 Comment
  OBI35823  Sisyrinchium bellum Allison Berry 1984-5-30 55 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI52025  Sisyrinchium bellum Steven A. Junak 1989-4-27 3984 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: W Cuesta Ridge, along N side of main rd (USFS Rd #29S11.3) at vehicle pull-out area, about 2 mi W of E boundary sign, roughly 5 mi W of hwy 101 Comment
  OBI53142  Sisyrinchium bellum Steven A. Junak, Tina J. Ayers 1989-4-12 3946 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Cuesta Ridge: Along N side of main rd (USFS Rd #29S11.3) at intersection with rd to W end of Pick and Shovel Mine, about 4.4 mi W of hwy 101 762 Comment
  PASA1228  Smilacina amplexicaulis 1930-4-14 San Luis Obispo Templeton Comment
  JEPS54344  Solanum americanum Ernest C. Twisselmann 1967-9-9 13683 San Luis Obispo Palo Prieta Creek below Ortega Spring (Western San Joaquin Valley); Temblor Range, , Palo Prieta Creek 594 Comment
  OBI31217  Solanum douglasii Julie M. Vanderwier 1978-5-28 75 San Luis Obispo Indian Knob Tar Sands Comment
  UCR122595  Solanum douglasii George K. Helmkamp 1995-11-23 110 San Luis Obispo Central Coast, Junction of Martingale Avenue and Buckskin Drive in Los Osos 46 Comment
  OBI35733  Solanum douglasii Allison Berry 1984-4-10 73 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1; behind cement bunker in SE section of shooting facility Comment
  RSA13308  Solanum umbelliferum Carl B. Wolf 1928-4-2 1640 San Luis Obispo Salinas River 5 mi. north of Paso Robles 198 Comment
  CAS-BOT-BC236436  Solanum umbelliferum John Thomas Howell 1939-10-13 4493 San Luis Obispo Coastal hills, 2 1/2 miles n. of Cambria Comment
  JEPS99218  Solanum umbelliferum Clare B. Hardham 1958-5-17 3343 San Luis Obispo about 0.5 mi N of Chimney Rock (North Road to Adelaida) Comment
  UC511207  Solanum umbelliferum Lyman Benson 1932-5-9 3573 San Luis Obispo Upper Cuyama Valley, San Maria River Watershed, Kern Co. line Upper Cuyama Valley; Temblor Mountain Range, Upper Cuyama Valley 609 Comment
  UCSB12099  Solanum umbelliferum Breedlove, Dennis 1962-3-29 San Luis Obispo 8.6 miles west of Simmler; La Panza Range 548 Comment
  CDA13499  Solanum xanti G. Perez 1997-12-2 s.n. San Luis Obispo Hwy 1 in Cambria, at ranch entry way, 45 Comment
  SBBG15411  Solanum xanti C. B. Hardham 1959-4-23 4306 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UCR88348  Solanum xanti George K. Helmkamp, E. A. Helmkamp 1995-6-20 95- 2 - San Luis Obispo Bear Creek Ranch, SE of Los Osos. 6 mi SE of Los Osos on Clark Valley Rd 396 Comment
  OBI75519  Solanum xanti Jenner Whitt 2003-4-3 24 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 Comment
  OBI9095  Solanum xanti Robert F. Hoover 1947-3-16 6675 San Luis Obispo Coast just S of Monterey Co line Comment
  SD148220  Solidago confinis G. K. Helmkamp, E. A. Helmkamp 2000-9-1 5951 San Luis Obispo Los Osos, ca. 0.5 mile northwest of Hazard Canyon, between Howard Stree and sand dunes. 6 Comment
  OBI7280  Solidago elongata Robert F. Hoover 1947-10-11 7408 San Luis Obispo Arroyo de la Cruz near ocean, by roadside Comment
  CAS-BOT-BC365184  Solidago velutina subsp. californica Rev. R. W. Summers 1887-8-10 s.n. San Luis Obispo Pecho sand hills Comment
  OBI33390  Solidago velutina subsp. californica David J. Keil, V. L. Holland 1980-5-14 13955 San Luis Obispo Los Osos at Oak Ridge Dr and Tierra Dr Comment
  OBI65925  Solidago velutina subsp. californica D. R. Miller 1994-8-10 594 -520 San Luis Obispo Pine Mt Region. Near gate at George Edmunson property, E slope of Pine Mt; Tobacco crk drainage 792 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
  UC1099793  Sparganium erectum subsp. stoloniferum Herbert L. Mason 1946-6-9 12876 San Luis Obispo between Oceano and mouth of Santa Maria River (Dune Lakes); Dune Lakes Comment
  UCSB37299  Sparganium eurycarpum Edge, Lyda 1971-11-2 San Luis Obispo edge of Oso Flaco Lake Comment
  POM248782  Spergularia macrotheca Alice Eastwood, J. T. Howell 1936-5-6 2243 San Luis Obispo Morro. Comment
  CAS-BOT-BC390434  Spergularia macrotheca var. macrotheca Clare B. Hardham 1957-11-19 2768 San Luis Obispo Santa Lucia Mountains. Piedras Blancas Comment
  CAS-BOT-BC390438  Spergularia macrotheca var. macrotheca Alice Eastwood 1926-4-29 13664 San Luis Obispo Cambria Comment
  OBI51196  Spergularia macrotheca var. macrotheca Jan Barber 1994-5-29 179 San Luis Obispo San Simeon State Park Comment
  CAS-BOT-BC390908  Spergularia marina R. F. Hoover 1967-4-12 10422 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC390899  Spergularia marina Ernest C. Twisselmann 1953-4-26 208 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake Comment
  CAS-BOT-BC390904  Spergularia marina Ernest C. Twisselmann 1955-4-26 1906 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carrisa Plains 609 Comment
  OBI75707  Stachys ajugoides D. R. Miller, E. A. Appel 2011-8-21 811 .989 San Luis Obispo E of sewer road on Fiscalini Ranch Preserve, Cambria Comment
  UCLA71587  Stachys ajugoides var. ajugoides C. Epling, Mrs. Epling Aug 1 1935-Aug 15 1935 San Luis Obispo Morro Bay Comment
  SBBG16143  Stachys albens C. B. Hardham, C. Butterworth 1960-6-9 6138 San Luis Obispo Nickoli Lake, S of Creston Comment
  HSC91555  Stachys bullata Susan H. Bicknell 1988-8-19 San Luis Obispo Montano de Oro State Park, MD07 Comment
  JEPS99343  Stachys bullata Clare B. Hardham 1959-5-9 4465 San Luis Obispo Camp Natoma Santa Lucia Mountains Comment
  OBI27121  Stachys bullata Thomas Burrows 1980-5-3 40 San Luis Obispo Reservoir Cyn 168 Comment
  RSA187160  Stachys bullata I. L. Wiggins 1929-5-21 3684 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  UC25940  Stachys bullata Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  UCD126017  Stachys bullata Ernest C. Twisselmann 1958-8-29 4749 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern San Luis Obispo County. 670 Comment
  RSA18231  Stachys bullata Carl B. Wolf 1929-4-16 3619 San Luis Obispo Mouth of small creek along coast four miles north of Morro Bay. Comment
  OBI40693  Stachys chamissonis David J. Keil 1985-6-9 18792 San Luis Obispo los Osos/Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto Lake Comment
  UC1392987  Stachys chamissonis R. F. Hoover 1969-6-5 11371 San Luis Obispo Oak Park district Arroyo Grande Comment
  CHSC82997  Stachys pycnantha L. P. Janeway 2002-9-8 7730 San Luis Obispo Outer South Coast Ranges. Brizziolari Creek (Poly Canyon) 1.1 km northeast of the Cal Poly campus buildings. 168 Comment
  OBI50578  Stachys pycnantha Jan Barber, Sue Weis 1993-6-16 24 San Luis Obispo W of Laguna Lake Park in San Luis Obispo Comment
  SEINET10700100  Stachys pycnantha John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2925 San Luis Obispo Ca. 5 km north of Point Piedras Blancos off Rt. 1. Dunes and wet seeps. 0 Comment
  UCR28951  Stachys pycnantha David J. Keil 1977-8-21 12498 San Luis Obispo Central Coast, c. 3 mi west of Cuesta College along Calif. Rte. 1 along Chorro Creek Comment
  SJSU3311  Stebbinsoseris heterocarpa C. W. Sharsmith 1962-4-20 6786 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  OBI50290  Stellaria media Tawney Odegard 1985-2-1 71 San Luis Obispo Morro Bay kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, tur rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  OBI33590  Stellaria media Melissa Luckow, Jerry Rendon 1980-4-10 22 San Luis Obispo Poly Cyn, just S of arch to cyn Comment
  UCSB15875  Stellaria nitens Breedlove, Dennis 1962-3-29 San Luis Obispo 19.1 miles west of Simmler, La Panza Range 594 Comment
  CDA25987  Stellaria pallida David J. Keil, Kathleen Keil 2003-3-29 30104 San Luis Obispo Shell Creek area, circa 0.5 miles north of junction with Highway 58. 0 Comment
  UC454309  Stephanomeria cichoriacea I. J. Condit 1908-9-21 San Luis Obispo Cal Poly San Luis Obispo Canyon Comment
  SBBG94440  Stephanomeria elata S. A. Junak, D. Young, T. Ayers 1989-8-24 4144 San Luis Obispo USFS Rd 29S11.3, ca. 0.1 mi W of W boundary, Cuesta Ridge Botanic Area, ca. 5.3 mi W of US Hwy 101 777 Comment
  OBI53534  Stephanomeria exigua subsp. carotifera Arthur W. Hazebrook 1992-7-7 114 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso flaco Lake and surrounding dunes Comment
  SBBG118201  Stephanomeria exigua subsp. carotifera E. Painter, M. Wetherwax 2000-8-19 SLO 160 San Luis Obispo W side of serpentine outcrop, W of Chorro Reservoir, E side of Range A, N of Range Rd; Camp San Luis Obispo 240 Comment
  OBI15415  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1966-7-13 9906 San Luis Obispo 3 mi N of Pozo Comment
  SEINET196441  Stephanomeria exigua subsp. coronaria R. F. Hoover 1946-9-15 6411 San Luis Obispo San juan River crossinfg on Pozo Simmler road Comment
  OBI56542  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 B San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of Rock Front Ranch, N of Hwy 166. Comment
  OBI71832  Stephanomeria pauciflora Ann Cochran 1986-7-19 29 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl 579 Comment
  RSA770166  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 San Luis Obispo Los Padres National Forest. Vicinity of Trialhead, 2 miles southeast of Rock Front Ranch, N of Hwy 166 Comment
  OBI79729  Stipa brachychaeta David J. Keil 2013-4-19 31584 San Luis Obispo San Luis Obispo. 1359 Madonna Road at Pereira Drive. Revisit to site of Curto & Allen 631 (11 Apr 1990) Comment
  OBI56462  Stipa cernua David J. Keil, with V. L. Holland 1999-4-27 28261 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  OBI3026  Stipa cernua Larry E. Brown 1970-5-24 1808 San Luis Obispo Along State RTe 58, ca. 5 mi W of Calif Valley Comment
  OBI22270  Stipa lepida F. Rush Apr-56 42 San Luis Obispo Mt SLO Comment
  OBI25015  Stipa lepida David J. Keil, Dirk Walters 1980-4-26 13879 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI31569  Stipa pulchra Joy Nishida 1982-5-29 400 San Luis Obispo American Cyn, .3 mi S of American Cyn campground Comment
  SEINET5784219 Image available Streptanthus glandulosus Marcus E. Jones 1882-1 3231 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC87184  Streptanthus glandulosus subsp. glandulosus Clare B. Hardham 1956-5-30 804 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Cayucos Road. Comment
  RSA0042392  Stylocline gnaphaloides LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6528 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-BC423009  Stylomecon heterophylla Mrs. R. W. Summers 1886-4-21 26 San Luis Obispo Sta [Santa] Lucia Mts Comment
  UCR248214  Stylomecon heterophylla David J. Keil 1998-4-9 26669 San Luis Obispo USFS trailhead area on Hwy 166 northeast of Tepusquet Canyon Road 250 Comment
  SBBG43003  Suaeda californica L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  OBI77944  Suaeda nigra Craig Woods 1978-4-23 45 San Luis Obispo Carrizo Plain, 3 mi SE of the jctn of hwy 58 and Sim. soda lake san diego cr, rd, 1 mi E of sim. soda lake sand deigo cr rd 594 Comment
  OBI75131  Symphoricarpos mollis Thomas Burrows 1980-5-17 66 San Luis Obispo Reservoir cyn 152 Comment
  SBBG109244  Symphoricarpos mollis C. B. Hardham 1956-6-6 873 San Luis Obispo NE slope of Cypress Mtn Comment
  OBI58112  Symphyotrichum chilense Austin P. Griffiths 1981-9-21 s.n. San Luis Obispo Pismo Dune Region. Along W roadside in N most section of Oceano campground, Pismo State Beach Comment
  JEPS52171  Symphyotrichum spathulatum Ernest C. Twisselmann 1966-8-23 12721 San Luis Obispo Dorothy Twisselmann Ranch Temblor Range, Western San Joaquin Valley, Loffaly Spring 640 Comment
  CAS-BOT-BC98359  Symphyotrichum subulatum var. parviflorum R. F. Hoover 1948-10-8 7556 San Luis Obispo Between Mt. San Luis and Mt. Bishop Comment
  OBI58474  Systenotheca vortriedei David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27504 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak (35 deg. 43.568' N x 121 deg. 07.575' W) 732 Comment
  OBI65177  Tamarix ramosissima Greg Wilvert 2005-6-14 477 San Luis Obispo SE Half of Caliente Range. Cyn to theE of Quail Cyn 856 Comment
  CAS-BOT-BC376970  Taraxacum officinale Clare B. Hardham 1957-11-13 2747 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Comment
  UC1285080  Tetragonia tetragonoides R. F. Hoover 1946-8-8 6284 San Luis Obispo north end of Morro Bay (at edge of beach) Comment
  UC454564  Tetrapteron graciliflorum I. J. Condit 1910-4-1 San Luis Obispo Mills Ranch Comment
  OBI78455  Thalictrum fendleri David J. Keil, Eric Wise 1981-5-25 14805 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  CAS-BOT-BC399679  Thalictrum fendleri Alice Eastwood; John Thomas Howell 1937-5-1 4185 San Luis Obispo Parfuma [Prefumo] Canyon, San Luis Range Comment
  RSA304745  Thalictrum fendleri var. polycarpum James R. Shevock 1971-4-4 876 San Luis Obispo Coon Creek, Montana de Oro, 58 Comment
  CSUSB2275  Thelypodium lasiophyllum Frank C. Vasek 1963-5-11 630511 1 San Luis Obispo On the road between Creston and Shandon about nine miles southwest of Shandon. Comment
  OBI79241  Thermopsis californica David J. Keil 2012-4-23 31312 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, ca. 0.3 miles up Rinconada Grade, south of turnoff to Santa Margarita Lake Comment
  OBI74282  Thysanocarpus curvipes Theo Fitanides, Anthony Baniaga 2010-2-28 13 San Luis Obispo Tierra Redonda Mtn BLM ACEC 372 Comment
  UC1127052  Thysanocarpus curvipes C. M. Belshaw 1936-3-19 1658 San Luis Obispo 0.2 mi nne Park Ranch; Nipomo Quad. Comment
  UCSB41135  Thysanocarpus curvipes Killeen, Diane 1980-4-18 San Luis Obispo 16 mi. from Cambria on Calif. 46, roadside 365 Comment
  OBI14854  Thysanocarpus curvipes subsp. elegans Robert F. Hoover 1947-3-29 6784 San Luis Obispo Atascadero Comment
  SBBG93695  Thysanocarpus laciniatus S. A. Junak 1990-5-1 4275 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 533 Comment
  OBI54425  Thysanocarpus laciniatus Matthew Arterburn 1997-3-23 27 San Luis Obispo 3.1 mi from Navajo Camp on Navajo camp rd Comment
  OBI72306  Torilis nodosa Anthony Baniaga, Theo Fitanides 2010-5-2 163 San Luis Obispo Tierra Redonda BLM ACEC 414 Comment
  OBI32359  Torilis nodosa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15940 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  OBI35351  Toxicodendron diversilobum Melody Dickens 1981-4-15 75 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  CAS-BOT-BC169241  Toxicodendron diversilobum Ernest C. Twisselmann 1969-4-24 15169 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas river 5 miles south of Paso Robles 213 Comment
  OBI53857  Toxicodendron diversilobum Arthur W. Hazebrook 1993-5-23 219 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along northern base of Big Coreopsis Hill. Comment
  SBBG36509  Tragopogon porrifolius C. B. Hardham 1958-2-22 2890 San Luis Obispo Cayucos Comment
  UC195652  Trichostema lanatum I. J. Condit San Luis Obispo San Carpojo Creek Comment
  OBI13429  Trichostema lanceolatum Robert F. Hoover 1965-9-19 9629 San Luis Obispo Carrizo Plain on W side of Soda Lake Comment
  OBI33927  Trichostema lanceolatum David J. Keil 1983-10-23 18009 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  RSA0048458  Trientalis europaea var. latifolia Lee Haines 1959-5-31 s.n. San Luis Obispo Near summit of Black Mountain. Santa Lucia Mountains. 670 Comment
  SBBG34859  Trifolium albopurpureum Mrs. R. W. Summers -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  POM97314  Trifolium albopurpureum Philip A. Munz 1926-4-8 10163 San Luis Obispo Paso Robles Comment
  UC631525  Trifolium albopurpureum var. albopurpureum P. B. Kennedy 1922-4-28 San Luis Obispo Hwy between Cholame and Paso Robles Comment
  UCD78060  Trifolium angustifolium Robert E. Preston 2000-6-13 1377 San Luis Obispo San Luis Obispo County. Comment
  OBI72790  Trifolium campestre D. R. Miller 2010-6-11 610 .934 San Luis Obispo Rocky Butte/Pine Mt Region. Along waters edge at Twin Ponds Herst Ranch near Burma rd and Little Bennett rd 622 Comment
  UCD78284  Trifolium depauperatum Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4629 San Luis Obispo San Luis Obispo County: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  RSA262048  Trifolium depauperatum var. amplectens I. L. Wiggins 1929-4-13 3442 San Luis Obispo roadside 1.5 miles S of Atascadero Comment
  JEPS114126  Trifolium depauperatum var. truncatum J. Goldzman, M. Petroelje, J. Thomas 1998-4-17 San Luis Obispo Camp Roberts. Corner of Avery and Bivouac Roads, LCTA Plot 135. Comment
  OBI64536  Trifolium depauperatum var. truncatum David J. Keil 2003-5-15 30175 San Luis Obispo Crabtree development site. Santa Lucia Mts. Northwest of Cuesta Pass, west of Highway 101 Comment
  UCSB15850  Trifolium depauperatum var. truncatum Breedlove, Dennis 1962-3-29 San Luis Obispo Northern end of Soda Lake, Carrizo Plain 609 Comment
  OBI32098  Trifolium fucatum David J. Keil 1981-6-20 14882 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  UC573359  Trifolium fucatum G. T. Nordstrom 1937-4-28 1144 San Luis Obispo 3 mi s Klay 396 Comment
  OBI12685  Trifolium fucatum Robert F. Hoover 1964-5-11 8779 San Luis Obispo Road to Hi Mtn from Pozo-Arroyo Grande summit Comment
  OBI32957  Trifolium glomeratum David J. Keil 1983-5-22 17072 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon, on roadside just S of bridge on E side of hwy 1 Comment
  UC1130038  Trifolium gracilentum W. A. Peterson 1937-4-29 777 San Luis Obispo 0.4 mi s mouth of Anderson Canyon; La Panza quad 518 Comment
  UC1925819  Trifolium gracilentum David Keil with V. L. Holland 1999-4-27 28280 San Luis Obispo Camp Roberts, along McMillan Airstrip Comment
  OBI79830  Trifolium gracilentum D. R. Miller 2013-4-3 413 .1037 San Luis Obispo The Rocky Butte/Pine Mountain Region, from Cole Ranch heli-pad margin, marmolejo creek drainage. 744 Comment
  OBI12676  Trifolium grayi Robert F. Hoover 1952-4-8 8069 San Luis Obispo Pozo (1 mi W) Comment
  OBI12668  Trifolium macraei Robert F. Hoover 1947-4-18 6951 San Luis Obispo Mouth of San Simeon Crk Comment
  UC454717  Trifolium obtusiflorum I. J. Condit 1908-9-10 San Luis Obispo Lopez Canyon Comment
  UCD109293  Trifolium pratense Ernest C. Twisselmann 1958-5-29 4545 San Luis Obispo San Luis Obispo County: Shandon: just east of the elementary school. 304 Comment
  OBI72839  Trifolium repens Brian Barrett 1980-11-11 4 San Luis Obispo 1172 Peach St Lawn, San Luis Obispo 122 Comment
  JEPS4391  Trifolium variegatum var. melananthum W. L. Jepson 1927-4-26 11967 San Luis Obispo Santa Margarita 335