Search Results — 2000 specimen records retrieved (1153 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0025946  Abronia Ralph Hoffman 1931-5-30 s.n. San Luis Obispo Oceano. Comment
  OBI12232  Abronia latifolia Robert F. Hoover 1947-7-26 7326 San Luis Obispo Piedras Blancas Point 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
  RSA764468  Abronia maritima Doris Bowers 1967-8-12 612 San Luis Obispo Pismo Beach Dunes 3 Comment
  UC1136545  Abronia maritima H. C. Lee 1936-4-6 553 San Luis Obispo Arroyo Grande quadrangle, Pismo Beach Comment
  CHSC24933  Abronia umbellata P. Goldman 1976-3-28 8 San Luis Obispo Ca. 50 ft n of Los Osos Rd, ca. 2.6 mi n of Montano De Oro State Park entrance. 0 Comment
  SBBG101830  Abronia umbellata C. F. Smith 1962-8-7 8041 San Luis Obispo Oso Flaco Lake Comment
  OBI66551  Abronia umbellata var. umbellata Viola C. Call 1967-5-20 84 San Luis Obispo 1/8 mi N of Black River crossing in Nipomo mesa 91 Comment
  UCR161900  Acacia longifolia George K. Helmkamp, E. A. Helmkamp 2005-2-12 8896 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, 765 Mesa View Drive, along Calif. Highway 1, 0.3 mi south of Mesa View Drive SE of Oceano/Arroyo Grande 79 Comment
  RSA714309  Acer macrophyllum Daisie Huang 2006-4-14 6041402 San Luis Obispo Santa Rosa Creek Rd., off 46 441 Comment
  JEPS116490  Achillea millefolium Alice Le Duc 1999-6-22 407 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI35383  Achillea millefolium K. A. Nadeau 1983-7-8 38 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad st and Rockview Rd Comment
  OBI4152  Achillea millefolium Julie R. Potter 1969-6-29 45 San Luis Obispo Morro Bay State park Comment
  CAS-BOT-BC28759  Achillea millefolium Ira L. Wiggins 1926-5-9 2061 San Luis Obispo 3 miles east of Templeton Comment
  OBI58010  Achillea millefolium Austin P. Griffiths 1983-6-11 s.n. San Luis Obispo Oceano Dunes Region. Just W of Livery Stables, Dunes Preseve Comment
  OBI62521  Achillea millefolium L. D. Oyler 1990-6-12 1179 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  OBI54879  Achnatherum coronatum David J. Keil 1997-4-18 26189 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  OBI20328  Achyrachaena mollis David J. Keil 1979-4-8 13023 San Luis Obispo 2 mi E of Shell Crk rd along hwy 58 Comment
  OBI37907  Achyrachaena mollis David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18642 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  SBBG113517  Achyrachaena mollis C. B. Hardham 1957-4-19 1686 San Luis Obispo 1 mi W of Templeton Comment
  UC547736  Achyrachaena mollis David D. Keck and J. Clausen 1935-4-9 3099 San Luis Obispo near, at Cholame Cholame Creek 365 Comment
  SBBG112533  Acmispon americanus J. MacIntyre 1986-7-16 12 San Luis Obispo West Cuesta Ridge; ca. 1.5 mi up Cuesta Ridge Rd turn-off up Hwy 101 548 Comment
  OBI81378  Acmispon glaber Chris Codding, Ari Burton, Karis Russell, Ryan Doan 2015-4-28 10 San Luis Obispo Irish Hills, take Sterling Land and hike into surrounding hills. Sample taken from Northeast-facing slope. Side of hill next to trail. Comment
  OBI81379  Acmispon glaber Nate Pettyjohn, Jake Wright 2015-4-26 3 San Luis Obispo Cerro San Luis Obispo. 100 feet up trail. Left hand side. Comment
  OBI2200  Acmispon glaber var. glaber E. McMillan 1952-6-7 138 San Luis Obispo Carissa Plain 1 mi W and 2 mi S of Simmler Comment
  OBI45032  Acmispon grandiflorus var. grandiflorus Clare B. Hardham, C. Butterworth 1960-5-28 5944 San Luis Obispo Headwaters S fork of Huero Huero River, S of Klein Ranch Comment
  OBI13190  Acmispon heermannii var. heermannii Robert F. Hoover 1965-6-20 9447 San Luis Obispo Just N fo Oso Flaco Lake Comment
  OBI13205  Acmispon heermannii var. orbicularis Robert F. Hoover 1965-6-20 9448 San Luis Obispo Just N of Oso Flaco Lake Comment
  OBI47383  Acmispon heermannii var. orbicularis David J. Keil 1985-3-26 18465 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI75730  Acmispon junceus D. R. Miller 2011-5-21 511 .951 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. In field on ocean-side of Nottingham and Plymouth St, Cambria Comment
  OBI51760  Acmispon junceus var. junceus R. Mike Arens 1994-6-10 87 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  OBI53160  Acmispon junceus var. junceus Steven A. Junak, Tina J. Ayers 1989-7-14 4121 San Luis Obispo Cuesta Ridge Botanical Area: Extreme N edge of Botanical Area at end of powerline rd 0.4 mi SW of intersection with Tassajera Crk rd; intersection is 1.8 mi W of hwy 101 506 Comment
  OBI13036  Acmispon maritimus var. maritimus Robert F. Hoover 1967-3-28 10311 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  UCD104305  Acmispon parviflorus G. F. Hrusa 1995-5-28 12238 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. SE slope of Peak 3. Comment
  OBI32106  Acmispon strigosus David J. Keil, Melissa Luckow 1981-7-3 14937 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI48250  Acmispon wrangelianus David J. Keil 1989-5-3 21210 San Luis Obispo San Luis Obispo hillsides between Los Osos Valley rd and Prefumo Cyn rd accessed from end of Diablo Dr at site of proposed Irish Hills Golf course Comment
  OBI79707  Acmispon wrangelianus David J. Keil 2012-5-27 31359 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  OBI53524  Acmispon wrangelianus Arthur W. Hazebrook 1991-4-19 30 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI30970  Acourtia microcephala Julie M. Vanderwier 1980-8-17 s.n. San Luis Obispo On the slopes of Indian Knob Comment
  CAS-BOT-BC29910  Acroptilon repens Ernest C. Twisselmann 1954-7-24 1468 San Luis Obispo Davies Ranch Road: 4 miles south of Cholame 548 Comment
  OBI27998  Actaea rubra Barrett Anderson 1972-3-22 365 San Luis Obispo Montano de Oro State park; along upper Coon Crk trl Comment
  RSA201518  Actaea rubra subsp. arguta Robert F. Hoover 1947-8-16 7378 San Luis Obispo 6 miles W of Templeton on road to Cambria at base of densely wooded hill Comment
  OBI31019  Adenostoma fasciculatum Julie M. Vanderweir 1979-5-11 19 San Luis Obispo Indian Knob Tar Sands Comment
  PASA1855  Adiantum emarginatum F. Brubaker, M. Stason 1928-5-11 San Luis Obispo Santa Rita Canyon Comment
  OBI46176  Agastache urticifolia Lynne Dee Oyler 1986-5-21 472 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 85 Comment
  OBI66475  Agoseris apargioides David J. Keil, with Dave Hacker 2005-6-24 30401 San Luis Obispo Roadcut just south of Arroyo de la Cruz bridge, just east of Highway 1, , north of San Simeon near coast Comment
  SBBG117880  Agoseris grandiflora M. Wetherwax, E. Painter 2001-5-17 SLO 195 a San Luis Obispo ridgecrest between Whiskey and Dughi drainages; Camp San Luis Obispo 448 Comment
  CDA12458  Agoseris heterophylla G. F. Hrusa 1992-3-27 10336 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  OBI72747  Agoseris heterophylla Anthony Baniaga 2010-4-18 123 San Luis Obispo Tierra Redonda BLM ACEC 350 Comment
  SBBG66236  Agoseris heterophylla Henry Chapman Ford 1893-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI22557  Agropyron cristatum Ernest C. Twisselmann unk 1255 San Luis Obispo Shandon, CA. Chris Twisselmann Ranch: Eastern San Luis Obsipo County Comment
  OBI59370  Agrostis exarata David J. Keil, with Jill Bushakra 2001-6-14 29553 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI78740  Agrostis gigantea David J. Keil 2013-8-22 31924 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  CAS-BOT-BC139373  Agrostis hooveri R. F. Hoover 1947-7-16 7307 San Luis Obispo Price Canyon. Comment
  OBI25747  Agrostis hooveri David J. Keil, R. A. Pimentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14055 San Luis Obispo San Luis Range, W of See Cyn rd. Old mining road in Hibberd Preserve (owned by the Nature Conservancy) Comment
  SEINET13768197  Agrostis hooveri D. Keil, R. A. Pimentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-1 K 14055 San Luis Obispo San Luis Range, W of See Cyn rd. Old mining road in Hibberd Preserve (owned by the Nature Conservancy) Comment
  CAS-BOT-BC138975  Agrostis pallens John Thomas Howell 1964-6-30 40867 San Luis Obispo Cambria. Comment
  SEINET13243879  Agrostis pallens David Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31341 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant) Comment
  OBI66464  Agrostis stolonifera David J. Keil 5-Jun s.n. San Luis Obispo Four Crks project site, San Luis Obispo. Orcutt Rd between Broad St. and RR tracks Comment
  OBI22565  Agrostis stolonifera Robert F. Hoover 1966-9-16 10032 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  SBBG104843  Ailanthus altissima M. D. Proctor, E. A. Young 1993-4-12 ROB 401 San Luis Obispo old homesite on Bee Rock Rd; Camp Roberts Comment
  RSA353529  Alisma triviale Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo Comment
  UC573193  Allium crispum W. A. Peterson 1937-4-14 676 San Luis Obispo 0.4 mi n Source of Cedar; La Panza Quadrangle 640 Comment
  UC1133804  Allium haematochiton N. K. Carlson 1936-3-20 190 San Luis Obispo 2 miles E of Islay Hill, Quad. Arroyo Grande. Comment
  CAS-BOT-BC470934  Allium howellii var. howellii Ernest C. Twisselmann 1955-4-6 1819 San Luis Obispo Summit of Crocker Pass, Southeastern San Luis Obispo County; the Temblor Range and Western San Joaquin Valley 883 Comment
  OBI58942  Allium lacunosum var. davisiae David J. Keil, with Kathleen A. Keil 1998-5-26 27457 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  CAS-BOT-BC472717  Allium lacunosum var. lacunosum Ernest C. Twisselmann 1955-5-27 2040 San Luis Obispo Cammatta Road, 3/8 mile east of Honey Bee Mine, upper Cammatta Canyon, La Panza Range 640 Comment
  CAS-BOT-BC472719  Allium lacunosum var. lacunosum R. F. Hoover 1964-6-6 8945 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  SBBG97517  Allium peninsulare C. F. Smith 1991-4-9 12179 San Luis Obispo Crocker Grade near Carrizo Plain Comment
  UC1133820  Allium peninsulare var. peninsulare C. A. Graham 1939-5-2 557 San Luis Obispo 4 mi se Joughin Ranch; Las Padres National Forest, Branch Mt. Quadrangle Comment
  OBI55378  Alopecurus saccatus David J. Keil, with Kathleen A. Keil 1998-4-4 26569 San Luis Obispo Carrizo Plain N of Soda Lake. Along Belmont Trail, from junction with Seven Mile Rd., about 1 mi. W. Comment
  CDA13489  Amaranthus albus T. Kleemann 1997-10-28 s.n. San Luis Obispo Sandercock Transfer, 1708 Beach St. in town of San Luis Obispo. 0 Comment
  OBI79837  Amaranthus blitoides David J. Keil 2012-7-27 31499 San Luis Obispo Nipomo. Intersection of Tefft Street and West Las Flores Drive 89 Comment
  RSA202529  Amaranthus palmeri E. C. Twisselmann 1968-8-23 14907 San Luis Obispo Highway 46 across the river from Shandon 274 Comment
  RSA164154  Amaranthus retroflexus E. C. Twisselmann 1963-8-23 8882 San Luis Obispo Dorothy Twisselmann Ranch 671 Comment
  OBI71941  Ambrosia acanthicarpa George Butterworth 2009-11-5 762 San Luis Obispo Chimineas. Cuyama River, Oakey 495 Comment
  OBI77036  Ambrosia acanthicarpa George Butterworth 1994-11-27 8 San Luis Obispo Carrizo Plain Natural Area. T11N R26W S13,.9 mi S of Soda Lake Rd and L. E. Traver Ranch, beside rd 701 Comment
  CAS-BOT-BC13636  Ambrosia acanthicarpa Ernest C. Twisselmann 1954-9-29 1606 San Luis Obispo Temblor Range, Palo Prieta Canyon, 6 miles south of Cholame 579 Comment
  OBI25770  Ambrosia acanthicarpa David J. Keil 1980-9-17 14210 San Luis Obispo Cyn Ranch on Shell Crk rd 6 mi N of hwy 58 Comment
  SEINET10617150  Ambrosia acanthicarpa David J. Keil 1976-8-20 Keil K 11772 San Luis Obispo 1.3 mi. W of Kern Co. boundary on CA Rte. 166. Comment
  OBI4413  Ambrosia chamissonis Robert J. Rodin 1970-9-10 8426 San Luis Obispo About 300 yds from Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  UC88850  Ambrosia chamissonis T. S. Brandegee 1888-6-1 San Luis Obispo San Simeon Comment
  OBI34692  Ambrosia psilostachya David J. Keil, Eric Wise 1983-8-30 17889 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI78661  Ambrosia psilostachya Teresa Lynn Sachacherer 2013-11-11 1 San Luis Obispo South-west end of Aloha Pl. Oceano, CA. Located at the end of a red bridge 300 ft south along trail located at the end of Aloha Pl. On north side of protected lagoon from the ocean 3 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
  OBI13392  Amorpha californica Robert F. Hoover 1946-6-15 6151 San Luis Obispo Near Rinconada Mine, between Santa Margarita and Pozo 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-BC222379  Amsinckia douglasiana R. F. Hoover 1965-4-3 9336 San Luis Obispo La Panza district Comment
  CAS-BOT-BC222388  Amsinckia douglasiana Ernest C. Twisselmann 1952-4-1 442 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, eastern San Luis Obispo County Comment
  UCD118930  Amsinckia douglasiana Francia Chisaki; Peter Kamb 1952-4-4 2193 San Luis Obispo San Luis Obispo County: 0.9 mile by road E of La Panza. 533 Comment
  CAS-BOT-BC222377  Amsinckia douglasiana Clare B. Hardham 1956-3-20 226 San Luis Obispo Santa Lucia Mountains. Oak Flat Comment
  OBI37852  Amsinckia intermedia David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18716 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte Comment
  OBI77706  Amsinckia menziesii David J. Keil 1998-5-4 27053 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  JEPS27048  Amsinckia menziesii var. menziesii Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7427 San Luis Obispo 0.4 mi w Bee Rock (on Tierra Redonda Mountain, Bee Rock Canyon, [Bradley 15 U.S.G.S sheets]); Tierra Redonda Mountain 316 Comment
  SEINET12519025  Amsinckia microcarpa Carl B. Wolf 1929-1 3547 San Luis Obispo 203 mi. inland from ocean and about 3 mi. N. of Santa Maria River 61 Comment
  UC1178219  Amsinckia spectabilis Sherwin Carlquist 1952-4-4 San Luis Obispo 1.3 mi s of Oceano (s of Pismo Beach) Comment
  OBI78996  Amsinckia tessellata David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. T29S R17E Section 1. Comment
  OBI20615  Amsinckia tessellata Robert F. Hoover 1966-4-20 9816 San Luis Obispo E of Atascadero on Creston Rd, on grade E of Salinas River Comment
  OBI28757  Amsinckia tessellata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14501 San Luis Obispo 0.7 mi S of Californica Valley fire station along Soda Lake rd Comment
  UC1178382  Amsinckia tessellata var. gloriosa P. M. Ray 1950-4-12 K 1 San Luis Obispo road between Union School and Creston Comment
  HSC101856  Amsinckia tessellata var. tessellata J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12738 San Luis Obispo Along Soda Lake Road. 611 Comment
  OBI59595  Amsinckia tessellata var. tessellata David J. Keil, with V. L. Holland 1999-5-4 28330 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  CAS-BOT-BC45178  Anaphalis margaritacea Robert F. Hoover 1947-8-9 7359 San Luis Obispo San Carpoforo Creek near ocean Comment
  UC2027152  Anaphalis margaritacea David J. Keil with Mike Walgren 2012-9-8 31531 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 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
  RSA0027843  Ancistrocarphus filagineus Greg Wilvert 2005-4-1 89 San Luis Obispo Southeast half of the Caliente Range: North edge of range. 759 Comment
  OBI71693  Anthemis cotula David J. Keil 1992-7-3 20871 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  UCSB6340  Anthemis cotula Keator, Glenn 1958-6-10 San Luis Obispo Just above Morro Bay along Highway 1 Comment
  OBI7430  Anthriscus caucalis Mark Fresh 1976-5-17 81 San Luis Obispo San Luis Obispo Crk, under Cuesta Grade Comment
  OBI69530  Antirrhinum kelloggii David J. Keil, with V. L. Holland 2008-6-12 30541 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  SBBG44697  Antirrhinum kelloggii L. W. Edge 1972-4-6 117 San Luis Obispo Lopez Recreation Area, Wittenburg Cyn Comment
  SBBG94131  Antirrhinum multiflorum T. J. Ayers, S. A. Junak, D. Shaw -May-1989 722 San Luis Obispo 2.2 mi E of US Hwy 101 at Cuesta Pass on E Cuesta Ridge Rd 624 Comment
  SBBG95829  Aphanes occidentalis D. Keil 1986-3-22 19097 San Luis Obispo Hwy 58, 2.7 mi SE of jct with Shell Crk Rd 487 Comment
  UC2027546  Apiastrum angustifolium Greg Wilvert 2005-4-30 359 San Luis Obispo Southeast Half of the Caliente Range: 200 m S of Padrones Spring. Comment
  OBI37407  Apium graveolens Eric Wise 1981-6-30 871 San Luis Obispo Mud Lake of Dune Lakes Comment
  UCR131917  Apium graveolens George K. Helmkamp 2003-8-18 8090 San Luis Obispo Central Coast, Oceano; south side of Oceano Airport along an unnamed road 6 Comment
  OBI79386  Apocynum cannabinum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31632 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 400 Comment
  CDA24195  Aquilegia eximia T. C. Fuller 1962-7-19 9242 San Luis Obispo Perfumo Canyon Road, 1.7 miles west of junction with Los Osos Valley Road, ca. 6 miles southwest of San Luis Obispo. 0 Comment
  OBI27215  Aquilegia eximia Thomas Burrows 1980-8-14 117 San Luis Obispo Reservoir Cyn 160 Comment
  OBI14779  Arbutus menziesii R. A. Hays 1957-10-12 s.n. San Luis Obispo Cuesta Grade Comment
  OBI64578  Arceuthobium occidentale David J. Keil, with V. L. Holland 2003-4-7 30125 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  SBBG127400  Arceuthobium occidentale D. Keil, V. L. Holland 2008-6-12 30536 San Luis Obispo ca. 2 mi E of Santa Margarita, ca. 0.5 rd mi S of jct with St Hwy 58 along Digger Pine Rd 360 Comment
  OBI14510  Arctostaphylos crustacea Robert F. Hoover 1947-3-26 6767 San Luis Obispo Price Cyn Comment
  OBI71462  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28221 San Luis Obispo Montana de Oro State park. Manzanita trl Comment
  CAS-BOT-BC25034  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (Just S of), on hill top. Comment
  CAS-BOT-BC25029  Arctostaphylos cruzensis James B. Roof; Walter Knight; Irja Knight 1966-1-11 1763 San Luis Obispo Arroyo de los Chinos. Hearst Ranch. On low ridge ca. 200 yds. from State Hwy #1. Comment
  CAS-BOT-BC23310  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1965-11-6 9724 San Luis Obispo Hill summit south of Los Osos. Comment
  OBI14691  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1963-10-26 8609 San Luis Obispo Trail to Machesna Mt, La Panza range Comment
  CAS-BOT-BC24807  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1946-11-16 6551 San Luis Obispo Upper Arroyo Grande, at top of ridge opposite County Park. Comment
  OBI14704  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1965-9-15 9554 San Luis Obispo Summit of Pozo-Arroyo Grande road Comment
  OBI57751  Arctostaphylos glandulosa subsp. cushingiana David J. Keil, with Kathleen A. Keil 1998-5-26 27446 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  UC1120183  Arctostaphylos glandulosa subsp. glandulosa H. C. Lee 1936-4-25 575 San Luis Obispo 1 3/4 mi nne Slide Hill; Arroyo Grande Quadrangle Comment
  OBI14717  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1946-9-22 6440 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  RSA143593  Arctostaphylos glandulosa subsp. glandulosa Clare B. Hardham 1960-5-10 5662 San Luis Obispo Cypress Swamp. 610 Comment
  UC1927733  Arctostaphylos glandulosa subsp. zacaensis D. R. Miller 1994-2-11 294 -71 San Luis Obispo Horse Spring trail, Cole Ranch, Marmolejo drainage 850 Comment
  OBI28550  Arctostaphylos glauca John Jackman and Julie Truesdale, Julie Truesdale 1980-1 154 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI8341  Arctostaphylos glauca Tracey & Viola Call, Viola Call 1965-4-10 2337 San Luis Obispo 3/4 mi along road Poly Canyon from Cuesta Ridge 549 Comment
  UCD51283  Arctostaphylos glauca A. E. Wieslander 1932-3-24 260 San Luis Obispo American Canyon. 1066 Comment
  CAS-BOT-BC24612  Arctostaphylos glauca Ernest C. Twisselmann 1955-6-16 2151 San Luis Obispo Queen Bee Canyon. Shandon. 673 Comment
  CAS-BOT-BC24613  Arctostaphylos glauca Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14052 San Luis Obispo La Panza Range: Fernandez Canyon. 487 Comment
  OBI69895  Arctostaphylos glauca Charles E. Blair 2002-1-28 14 San Luis Obispo Chimineas Ranch, field, W of Carrizo Canyon rd 0.8 mi N of Sr 166 436 Comment
  SBBG113534  Arctostaphylos hookeri subsp. hearstiorum R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo Arroyo de la Cruz, 0.5 mi E of St Hwy 1, Hearst Ranch 60 Comment
  CDA17687  Arctostaphylos hookeri subsp. hearstiorum Austin Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz; SW rim of Arroyo de la Cruz, E of Hwy 1. 0 Comment
  CAS-BOT-BC39016  Arctostaphylos luciana Walter Knight; Irja Knight 1980-6-22 4008 San Luis Obispo From shrub in Tilden Botanic Garden, Berkeley. Originally collected from Lopez Canyon. Comment
  OBI35924  Arctostaphylos morroensis Walter F. Chesbro 1978-1 San Luis Obispo Comment
  RSA121216  Arctostaphylos morroensis A. E. Wieslander 1936-5-12 640 San Luis Obispo South of Morro Bay 76 Comment
  RSA252152  Arctostaphylos morroensis Gary D. Wallace 1974-11-23 1320 San Luis Obispo Along the road from Los Osos to Montana de Oro State Park. 67 Comment
  CAS-BOT-BC40109  Arctostaphylos morroensis Ernest C. Twisselmann 1959-5-23 5272 San Luis Obispo Pecho Hills, just north of the mouth of Hazard Canyon (the type locality). 38 Comment
  OBI33391  Arctostaphylos morroensis David J. Keil, V. L. Holland 1980-1 San Luis Obispo Comment
  RSA7421  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16843 San Luis Obispo Chorro Creek Comment
  UC1309677  Arctostaphylos obispoensis G. T. Nordstrom 1937-5-23 1273 San Luis Obispo 1.7 mi se Josephine School; Adelaida Quadrangle 487 Comment
  UCD52939  Arctostaphylos obispoensis Steven A. Junak; with David A Young, Tina J. Ayers 1989-3-13 3925 San Luis Obispo Cuesta Ridge: Along main road (USFS Road #29S11.3) at W boundary sign for the Cuesta Ridge Botanical Area, 5.2 miles W of Highway 101. Comment
  UCR67880  Arctostaphylos obispoensis Steven A. Junak, D. A. Young, Tina J. Ayers 1989-3-13 3925 San Luis Obispo Cuesta Ridge: Along main road (USFS #29s11.3) at W boundary sign for the Cuesta Ridge Botanical Area, 5.2 mi west of Hwy 101. 784 Comment
  CAS-BOT-BC39836  Arctostaphylos obispoensis Robert F. Thorne; Percy C. Everett 1963-6-7 32147 San Luis Obispo Along Cuesta Ridge road; 1.8 miles NW from Cuesta Pass. Comment
  OBI3918  Arctostaphylos obispoensis Patricia Wiese 1971-10-2 126 San Luis Obispo Fuelbreak at N boundary of Cuesta Ridge Botanical Area. 4 mi NW of Cuesta Pass 762 Comment
  OBI52079  Arctostaphylos obispoensis Steven A. Junak, David A. Young, Tina J. Ayers 1989-3-13 3928 San Luis Obispo Santa Lucia Mtns: W Cuesta Ridge, along S side of main road (USFS road #29S11.3) 0.4 mi E of W boundary sign for the Cuesta ridge botanical area, about 4.8 mi W of hwy 101 762 Comment
  SEINET11989036  Arctostaphylos obispoensis R. Gankin, Hildreth, W. R.; Myatt, R.; Hager, B.; King, T. 1969-1 1312 San Luis Obispo on Cuesta Ridge 5.3 mi W of Hwy 101 Comment
  UCD53882  Arctostaphylos obispoensis George Helmkamp 1993-3-5 s.n. San Luis Obispo Custa Ridge northwest of U.S.-101 and the city of San Luis Obispo. 670 Comment
  UC1776754  Arctostaphylos osoensis G. F. Hrusa 1995-6-20 12410 San Luis Obispo Hollister Peak; SW-facing shoulder of Hollister Peak. Bare volcanic substratum, immediately below last steep ascent to peak from S side. 375 Comment
  UCSB25943  Arctostaphylos osoensis Wieslander, A. 1936-2-26 San Luis Obispo 2 miles south-southwest of Hollister Peak, U.S.G.S. Quad. Cayucos 60 Comment
  RSA233125  Arctostaphylos pechoensis W. R. Dudley 1912-4-5 s.n. San Luis Obispo Pecho Mountains head of Wild Cherry Canyon Comment
  SEINET11989181  Arctostaphylos pechoensis R. Gankin, Hildreth, W. R. 1967-1 1121 San Luis Obispo near divide between Perfumo Canyon & See Canyon on See Canyon side Comment
  UCD53489  Arctostaphylos pechoensis B. Bolt 1936-2-10 571 San Luis Obispo 1 1/2miles SE of mouth of Osos Creek. 76 Comment
  CAS-BOT-BC44352  Arctostaphylos pilosula A. E. Wieslander 1935-6-6 12509 San Luis Obispo Santa Barbara Nat'l Forest, American Canyon, La Panza quadrangle 1066 Comment
  JEPS49503  Arctostaphylos pilosula J. E. Adams 1935-2-19 934 San Luis Obispo ridge near Miles Comment
  OBI14549  Arctostaphylos pilosula Robert F. Hoover 1946-11-16 6553 San Luis Obispo Upper Arroyo Grande, at top of ridge opposite County park Comment
  CAS-BOT-BC46228  Arctostaphylos rudis Walter Knight; Irja Knight 1980-6-22 4017 San Luis Obispo Originally collected at Arroyo Grade. Comment
  UCSB71744  Arctostaphylos rudis Ryan, P.; Callaway, R. 1987-2-5 San Luis Obispo Northern corner of Juniper and Pomeroy Rd. intersection, Nipomo 115 Comment
  CAS-BOT-BC47283  Arctostaphylos tomentosa R. F. Hoover 1947-7-16 7305 San Luis Obispo Price Canyon. Comment
  CAS-BOT-BC47282  Arctostaphylos tomentosa Roman Gankin; W. R. Russell 1962-2-22 338 San Luis Obispo Just to the s. of Arroyo de la Cruz. 1/2 mi. e. of State Highway 1, 9.4 mi. n. of entrance to Hearst State Historical Comment
  CDA17692  Arctostaphylos wellsii A. 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. 0 Comment
  OBI19565  Arenaria paludicola Robert F. Hoover 1947-1 San Luis Obispo Comment
  UCD97923  Arenaria paludicola Malcolm A. Nobs; S. Galen Smith 1949-6-23 854 San Luis Obispo San Luis Obispo County: Oso Flaco Lake, 4 miles northwest of Guadalupe. Comment
  UCSB4863  Armeria maritima subsp. californica Newby, Ron 1959-4-11 San Luis Obispo 2.6 miles N. of Cambria on Hyway 1; 300 yds S. of San Simeon Beach State park; 50yds from cliff & ocean 9 Comment
  SBBG18350  Artemisia biennis M. A. Piehl 1963-8-4 63795 San Luis Obispo just E and NE of Oso Flaco Lake Comment
  IRVC19894  Artemisia californica J. Powell 1977-4-2 1297 San Luis Obispo Dunes at Oso Flaco Lake. Comment
  OBI31054  Artemisia californica Julie M. Vanderwier 1978-10-26 89 San Luis Obispo Indian Knob Tar Sands. Comment
  UC455807  Artemisia californica E. P. Unangst 1906-9-30 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC84819  Artemisia douglasiana Clare B. Hardham 1956-10-8 1443 San Luis Obispo Pardise Valley, Atascadero - Santa Lucia Mountains Comment
  OBI17031  Artemisia dracunculus Robert F. Hoover 1966-9-16 10051 San Luis Obispo Salinas River at mouth of Rocky Cyn Comment
  OBI83410  Artemisia tridentata subsp. parishii George Butterworth 2012-7-27 872 San Luis Obispo Chimineas. Near Cuyama River 442 Comment
  SBBG109432  Asclepias C. B. Hardham 1962-6-22 10349 San Luis Obispo Nacimiento River, W of Cantinas Crk Comment
  OBI56283  Asclepias erosa George Butterworth 1999-8-11 315 San Luis Obispo Carrizo Plain Natural Area. 15 yds N of Pipeline Rd, .4 mi W of Soda Lake rd. T11N, R25W, S35, NEQ 853 Comment
  SBBG55609  Asclepias fascicularis D. Keil 1980-9-18 14216 San Luis Obispo 0.4 mi from Hwy 58 on Shell Crk Rd Comment
  UC1123573  Asclepias vestita G. T. Nordstrom 1937-5-16 1234 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quadrangle Comment
  POM264979  Asclepias vestita I. L. Wiggins 1929-5-24 s.n. San Luis Obispo 1.5 miles east of Templeton Comment
  OBI83617  Asparagus asparagoides David J. Keil 2017-5-21 34226 San Luis Obispo Vicinity of mouth of San Carpoforo Creek west of Highway 1. 15 Comment
  OBI57169  Asparagus asparagoides Pete Tomosovic 1997-5-1 49 San Luis Obispo San Luis Peak. W of hwy 101 between Broad St and Marsh Comment
  OBI72081  Asphodelus fistulosus Michael Walgren 2010-3-3 82 San Luis Obispo SW roadedge of hwy 1 N of Cayucos and just S of first un-named drainage SE of Villa CRk Comment
  UCD170179  Asphodelus fistulosus Richard R. Halse 2012-3-26 8439 San Luis Obispo San Luis Obispo County: Along State Hwy. 1 at the north edge of Cayucos, by exit 285. 29 Comment
  SBBG94421  Aspidotis californica R. J. Rodin 1958-4-4 6208 San Luis Obispo Bishop Peak Comment
  CAS-BOT-BC65816  Aspidotis californica R. F. Hoover 1947-4-27 7106 San Luis Obispo 3 mi. s. of Atascadero on road to Morro Bay Comment
  CAS-BOT-BC477884  Asteraceae J. Zaninovich 1980-5-4 958 -80 San Luis Obispo North east San Luis Obispo County, Cottonwood Pass 609 Comment
  UCD21563  Astragalus R. Scherson; J. F. Perez 2003-6-25 4 San Luis Obispo San Luis Obispo County. Morro Bay. Old Creek Road, 0.5 miles East of of Highway 1, 2 miles north of Morro Bay. 21 Comment
  SBBG120340  Astragalus C. F. Smith 1992-4-10 12303 San Luis Obispo Elkhorn Rd, on way to Hurricane Rd and Crocker Pass 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
  OBI13387  Astragalus asymmetricus John Thomas Howell 1948-6-15 24364 San Luis Obispo Red Hills SE of Shandon 762 Comment
  RSA110177  Astragalus asymmetricus H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1941-9-19 1094 San Luis Obispo Near Creston. 457 Comment
  OBI13376  Astragalus curtipes F. Rush April1956 79 San Luis Obispo Mt. SLO Comment
  UC454661  Astragalus curtipes I. J. Condit 1910-4-16 San Luis Obispo San Luis Obispo , San Luis Obispo (Upper Chorro Creek) Comment
  CAS-BOT-BC177787  Astragalus curtipes Lewis S. Rose 1936-3-19 36084 San Luis Obispo 6 mi. NE. of Morro Beach 60 Comment
  CAS-BOT-BC177789  Astragalus curtipes Clare B. Hardham 1958-3-10 2886 San Luis Obispo Old Creek, Santa Rita Road Comment
  OBI59539  Astragalus curtipes David J. Keil, with V. L. Holland and Michael Curto 2001-3-12 29168 San Luis Obispo Coastal side of Highway 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm. Comment
  RSA0006734  Astragalus curtipes H. D. Ripley, R. C. Barneby 1954-5-3 11281 San Luis Obispo 5.5 miles E. of Morro. 137 Comment
  RSA121854  Astragalus curtipes B. Bolt 1936-2-19 583 San Luis Obispo 0.75 mile north of China Harbor. 30 Comment
  UC1285209  Astragalus didymocarpus R. F. Hoover 1952-4-8 8081 San Luis Obispo La Panza district Comment
  RSA130640  Astragalus didymocarpus var. milesianus R. W. Summers 1886-5-26 s.n. San Luis Obispo San Luis Obispo. Comment
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Feb 26 2011
  RSA18247  Astragalus didymocarpus var. milesianus C. B. Wolf 1929-4-15 3601 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  CAS-BOT-BC182885  Astragalus douglasii John Thomas Howell 1948-6-15 24362 San Luis Obispo Red Hills se. of Shandon 762 Comment
  UC73183  Astragalus gambelianus Rev. R. W. Summers 1886-3-24 204 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC178234  Astragalus gambelianus R. F. Hoover 1952-5-6 8151 San Luis Obispo East of Atascadero on Creston Road, just east of pump station. Comment
  OBI83604  Astragalus gambelianus Michael Walgren, Bill Maslach 2016-4-9 534 San Luis Obispo Collected in the foothills of the Santa Lucia Mountains between Arroyo de la Cruz and the northern county line, roughly 3.5 km inland from Highway 1. On a ridgeline. 155 Comment
  CDA13628  Astragalus lentiginosus var. nigricalycis G. F. Hrusa, Russ Lewis, Larry Saslaw 1997-3-26 13665 San Luis Obispo Carrizo Plain; W side at S end of Soda Lake. Comment
  CAS-BOT-BC187544  Astragalus macrodon Chester Dudley 1927-6-1 s.n. San Luis Obispo 2 miles north of Paso Robles Comment
  CAS-BOT-BC186550  Astragalus nuttallii var. nuttallii Alice Eastwood 1927-4-7 14246 San Luis Obispo Morro Comment
  OBI13320  Astragalus nuttallii var. nuttallii Robert F. Hoover 1946-8-4 6271 San Luis Obispo North end of Morro Bay Comment
  CAS-BOT-BC186549  Astragalus nuttallii var. nuttallii John Thomas Howell 1929-10-13 4487 San Luis Obispo 2 1/2 miles n. of Cambria Comment
  SEINET948624  Astragalus oxyphysopsis Alma L. Moldenke, Harold N. Moldenke 1976-1 30514 San Luis Obispo In dry sandy chaparral about 13 miles east of California valley. Comment
  OBI27294  Athysanus pusillus Robert L. Allen, Nancy E. Arnold 1981-5-3 262 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts. E facing slope, @ 1/2 down slope 305 Comment
  CAS-BOT-BC16340  Athysanus unilateralis Ernest C. Twisselmann 1953-3-19 255 San Luis Obispo The Temblor Range and the Western San Joaquin Valley. Choice Valley. Comment
  UC2027415  Atriplex argentea var. expansa Greg Wilvert 2005-8-6 510 San Luis Obispo Southeast Half of the Caliente Range. 0.8 km NE of Wells Spring. Comment
  CDA16022  Atriplex argentea var. mohavensis G. F. Hrusa, T. D. Wilfred 2000-9-29 15688 San Luis Obispo Carrizo Plain; S end of Carrizo Plain, approx. 3 mi. N of Hwy 166. 792 Comment
  CDA17106  Atriplex argentea var. mohavensis G. F. Hrusa, P. Akers 2003-10-12 16177 San Luis Obispo San Joaquin Valley; South end Carrizo Plain. Along Soda Lake Rd. immed. N of MU Ranch. 807 Comment
  UC573601  Atriplex canescens W. A. Peterson 1936-7-9 323 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch 701 Comment
  UCSB15685  Atriplex canescens 1962-5-12 San Luis Obispo 1 mile southeast of State Highway 166 on U.S. Highway 399, Upper Cuyama 640 Comment
  CAS-BOT-BC170226  Atriplex canescens subsp. linearis R. F. Hoover 1966-10-7 10126 San Luis Obispo Cuyama Valley east of Taylor Canyon Comment
  OBI17328  Atriplex coronata Ernest C. Twisselmann 1954-5-12 1220 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at Palo Prieta Summit (Owens field near junk pile) 686 Comment
  OBI17329  Atriplex coronata Ernest C. Twisselmann June1952 185 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake, E San Luis Obispo county 488 Comment
  UC2027048  Atriplex fruticulosa Greg Wilvert 2005-5-1 373 San Luis Obispo Southeast Half of the Caliente Range: Along Pipeline Road Comment
  OBI45286  Atriplex leucophylla David J. Keil 1982-6-26 16194 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI57945  Atriplex leucophylla Austin P. Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de la Cruz. T25S, r6e, sect 33 BM: M. On S side of Pt. Sierra Nevada at mouth of Arroyo de la Cruz Comment
  CDA17582  Atriplex semibaccata Austin Griffiths 1981-9-12 s.n. San Luis Obispo Pismo Dunes; At Sea Crest Motel, Pismo Beach (North). Comment
  OBI60080  Atriplex spinifera George Butterworth 1997-11-7 213 San Luis Obispo 10 yds N of Simmler rd, 1/4 mi E of Soda Lake Rd Comment
  RSA613943  Atriplex spinifera George K. Helmkamp, E. Helmkamp 1997-3-8 1409 San Luis Obispo Carrizo Plain. 30.1 mi. NW of CA-166 on Soda Lake Rd; at San Diego Crk Rd and edge of Soda Lake. 701 Comment
  UCSB38591  Atriplex spinifera Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Junction of roads at SE end of Soda Lake; 30.8 mi. NW of California Valley; 30.8 mi. NW of junction of Westside Hwy. and Soda Lake Rd., Carrizo Plain Comment
  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
  OBI17260  Atriplex vallicola Robert F. Hoover 1952-5-25 8238 San Luis Obispo South end of Soda Lake, Carrizo pPlains Comment
  UCR175215  Austrocylindropuntia subulata George K. Helmkamp 2004-2-6 8254 -A San Luis Obispo Central Coast, Riverside Road at the low end of Nipomo Mesa beside Division Road 46 Comment
  CDA26794  Avena barbata Beth Waterbury 1983-4-8 23 San Luis Obispo Cal Poly San Luis Obispo campus, 1 miles up Poly Canyon, growing on gentle south slope. 0 Comment
  OBI31466  Avena barbata Joy Nishida, Robert L. Allen 1982-4-10 259 San Luis Obispo American Cyn campground on a slight slope of blue oak woodland 536 Comment
  OBI80154  Avena barbata David J. Keil 1992-4-12 22822 San Luis Obispo Laguna Lake City Park. 170 Comment
  JEPS116487  Avena fatua Alice Le Duc 1999-5-13 400 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  RSA0036723  Avena fatua LeRoy Gross, P. DeVries, Melinda Elster 2014-4-29 6329 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
  OBI28814  Avena fatua David J. Keil, Melissa Luckow, Richared A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14459 San Luis Obispo 10 mi E of jctn with Calif rte 227 along Calif rte 58 Comment
  RSA660601  Baccharis douglasii Austin P. Griffiths, M. E. Griffiths 1985-8-21 s.n. San Luis Obispo Northern edge at east end of Oso Flaco Causeway Comment
  SBBG39327  Baccharis glutinosa L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  OBI70093  Baccharis glutinosa Bernard Miossi 1939-8-4 145 San Luis Obispo Along edna-Pismo rd, 2.5 mi SW of Edna 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
  OBI38487  Baccharis salicifolia Eric Wise 1983-2-24 1657 San Luis Obispo McGorty farm ponds, Adelaida. Artificial Comment
  SEINET8075527  Baccharis salicifolia Jeffrey Butterworth, Lacey Knuttila 2014-2-25 3 San Luis Obispo Cal Poly campus. Poly Canyon Rd 3 m from outside of gate on south side of dirt road.; 0 Comment
  UCSC000767  Baccharis viminea T. M. Hendrix 1937-6-6 278 San Luis Obispo 1.5 miles N.W. of New District School New District School - Pozo 396 Comment
  SEINET7003055  Baeria chrysostoma A. G. Vestal 1962-4-10 s.n. San Luis Obispo Carrizo Plain, about 7 miles northwest of Soda Lake and 2.6 miles south of junction about 1 mile west of Simmler. Comment
  OBI28774  Barbarea orthoceras David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14507 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  SEINET5340905  Barbarea vulgaris R. W. Summers 1886-3-21 s.n. San Luis Obispo Santa Lucia Mts. Comment
  CLARK-A1045-1357  Bellardia trixago George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay grassy field beside Turri Road, inland about 3 miles from Morro Bay; Morro Bay S 7.5'Q Comment
  CAS-BOT-BC75858  Berberis pinnata Clare B. Hardham; Louise Squibb 1960-3-1 6596 San Luis Obispo Santa Lucia Mountains. Radar Station, Cambria. Comment
  OBI37396  Berula erecta Eric Wise 1981-9-29 1226 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn rd Comment
  UCSB25806  Blennosperma nanum Broder, Richard 1960-3-20 San Luis Obispo 4.1 miles South of junction of the La Panza to Simmler road and the road to Soda Lake on the Soda Lake road 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-BC478926  Bloomeria crocea var. crocea R. F. Hoover 1955-6-30 8361 San Luis Obispo Rinconoda Mine west of Pozo. Comment
  OBI80313  Bougainvillea spectabilis Danielle Brayn, Moses Howard, Ian Mitchell 2014-11-13 4 San Luis Obispo Residential Area, 247 North Chorro 82 Comment
  OBI80900  Bowlesia incana David J. Keil 2015-2-14 32614 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  OBI29019  Brachypodium distachyon David J. Keil 1982-6-4 16178 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. CA 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  CAS-BOT-BC145407  Brachypodium distachyon Clare B. Hardham 1960-6-3 5992 San Luis Obispo Santa Lucia Mountains. Cuesta Sargent Cypress Forest. Comment
  OBI63024  Brachypodium distachyon Steven A. Junak, Tina J. Ayers 1989-6-22 4080 San Luis Obispo Cuesta Ridge Botanical area: along S side of main road (USFS road #29S11.3) at E boundary sign, about 3 mi W of hwy 101 750 Comment
  SEINET244329 Image available Brachypodium hybridum George K. Helmkamp 2002-4-21 7475 San Luis Obispo Central Coast; Santa Rosa Creek Rd., 6.9 mi E of Cambria. 183 Comment
  OBI31819  Brassica nigra Turnquist, Smeltzer 1982-5-1 89 San Luis Obispo NE side of Laguna Lake Park Comment
  UC10281  Brassica nigra W. H. Brewer 1861-4-27 484 San Luis Obispo San Luis Obispo. Comment
  OBI59261  Brickellia californica David J. Keil, with Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21199 San Luis Obispo Lopez Canyon between French Boy Scout Camp and Lopez Conference Ground. 183 Comment
  SBBG111575  Brickellia californica C. B. Hardham 1957-8-30 2527 San Luis Obispo Cuesta Comment
  CAS-BOT-BC100459  Brickellia californica R. F. Hoover 1946-10-20 6517 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  CDA1779  Briza maxima G. K. Helmkamp, E. A. Helmkamp 1998-5-19 3875 San Luis Obispo Santa Lucia Range. Southwest of Paso Robles along CA-46 at York Mountain Rd. Comment
  OBI30114  Briza maxima Melissa Luckow 1982-6-24 890 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of road Comment
  SBBG118255  Briza minor E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 250 San Luis Obispo Chumash Pk; Camp San Luis Obispo 160 Comment
  UCSB39858  Briza minor Shaw, J. 1982-4-23 San Luis Obispo W side of Bridge St; 1 mi N of Cambria Rd; Cambria 91 Comment
  OBI45254  Briza minor Francis X. Villablanca 1986-5-17 46 San Luis Obispo 1.5 of a mile N of the Cambria Cemetary Comment
  UC1296352  Brodiaea terrestris subsp. kernensis R. F. Hoover 1950-4-30 7865 San Luis Obispo La Panza Road 17 mi e Creston (sunny slope) Comment
  SBBG119475  Brodiaea terrestris subsp. terrestris M. Wetherwax, E. Painter with T. Morosco 2001-4-26 CR 224 San Luis Obispo Training Area O, SW of jct of Tower and C-25 Rds; Camp Roberts 250 Comment
  CAS-BOT-BC483190  Brodiaea terrestris subsp. terrestris Ira L. Wiggins 1926-5-9 2076 San Luis Obispo 3 miles east of Templeton Comment
  CAS-BOT-BC144233  Bromus arenarius R. F. Hoover 1947-5-9 7135 San Luis Obispo Calf Canyon east of Santa Margarita. Comment
  CDA43356  Bromus arenarius David J. Keil, Matt Ritter, George Butterworth, Jepson Herbarium Weekend Workshop participants 2012-4-2 31284 San Luis Obispo Carrizo Plains Ecological Preserve; Chimineas Ranch (California Department of Fish and Game), canyon west of ranch headquarters. 0 Comment
  CAS-BOT-BC149367  Bromus arizonicus John Thomas Howell 1960-3-22 35140 San Luis Obispo At the mission. San Luis Obispo. Comment
  CAS-BOT-BC149369  Bromus arizonicus Eben McMillan 1959-3-3 49 -1 San Luis Obispo Coyote Hill, southeast end of Carrisa Plains. 731 Comment
  OBI75273  Bromus carinatus David J. Keil 2011-6-3 31043 San Luis Obispo South end of Morro Bay. East side of Shark Inlet 5 Comment
  OBI80003  Bromus carinatus David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31336 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant) Comment
  OBI80361  Bromus carinatus David J. Keil, with Mike Walgren & Sally Krenn 2013-3-22 31560 San Luis Obispo Montana de Oro State Park. Canyon slopes south of Coon Creek, western portion of San Luis Range. Comment
  CAS-BOT-BC148960  Bromus carinatus var. carinatus R. F. Hoover 1964-5-14 8862 San Luis Obispo See Canyon. Comment
  SEINET251659 Image available Bromus catharticus George K. Helmkamp 2004-3-21 8386 San Luis Obispo Central Coast: Mesa Duners Mobile Home Park along Mesa View Dr., 0.2 mi S. of the junction of Halcyon Rd. SE of O ceano ( Oceano 7.5.' Q) 61 Comment
  UCD58342  Bromus catharticus Ernest C. Twisselmann 1959-11-2 5857 San Luis Obispo San Luis Obispo County: Santa Maria Valley: Nipomo Road. 3 miles northeast of Guadalupe. 24 Comment
  CAS-BOT-BC156179  Bromus catharticus Ernest C. Twisselmann 1959-11-2 5857 San Luis Obispo Santa Maria Valley. Nipomo Road, 3 miles northeast of Guadalupe. 24 Comment
  RSA0065424  Bromus catharticus Jack Erspamer 1968-4-3 s.n. San Luis Obispo Morro Bay. Comment
  CAS-BOT-BC155854  Bromus catharticus var. elatus 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-BC155752  Bromus diandrus M. Wetherwax; E. L. Painter 2000-3-21 SLO- 43 San Luis Obispo Camp San Luis Obispo. K-1 Training Area, saddle between Cerro Romualdo and Cerro Chumash. 120 Comment
  OBI31374  Bromus diandrus Joy Nishida, Julie Oxford 1982-4-16 323 San Luis Obispo American Cyn; .6 mi S of American Cyn campground Comment
  OBI4823  Bromus diandrus Mike Wemp 1972-3-29 13 San Luis Obispo About 1/4 mi NW of Montana de Oro State Park campground 30 Comment
  SBBG95546  Bromus diandrus F. X. Villablanca 1986-5-17 3 San Luis Obispo 0.5 mi S of Ardath Street and 0.25 mi E of the end of Pineridge Rd Comment
  UC60215  Bromus diandrus J. H. Henry San Luis Obispo near Templeton Comment
  OBI56851  Bromus diandrus LynneDee Oyler 1986-3-21 358 San Luis Obispo Aqua Escondido, USFS blue oak study area Comment
  OBI17701  Bromus hordeaceus Dave Imper 1977-4-7 118 San Luis Obispo Price Cyn Tarsands Project, 1 mi SW of Hwy 227 on Price Cyn rd 76 Comment
  OBI31443  Bromus hordeaceus Joy Nishida, Julie Oxford 1982-4-16 314 San Luis Obispo American Cyn campground. 1.2 mi S of American Cyn campground on a rock outcrop of decaying shale. Drainage immediatley to side of outcrop Comment
  UCR140096  Bromus hordeaceus George K. Helmkamp 2004-4-1 8415 San Luis Obispo Central Coast, Nipomo Mesa; Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi south of Halcyon Rd. 76 Comment
  OBI32463  Bromus hordeaceus Rhonda Riggins 1982-5-16 1407 San Luis Obispo Right-of-way adj grazing land, Tassajara Cyn rd 0.2 mi W US 101 Comment
  OBI40082  Bromus hordeaceus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18645 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gate Comment
  CDA1840  Bromus madritensis subsp. rubens G. K. Helmkamp 2004-2-29 8317 San Luis Obispo Central Coast; Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi NW of Division St. Comment
  OBI22403  Bromus madritensis subsp. rubens Fred Rush May 1956 32 San Luis Obispo Mt SLO Comment
  OBI75509  Bromus madritensis subsp. rubens Jenner Whitt 2003-4-14 48 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI59050  Bromus maritimus David J. Keil 1998-4-27 26924 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  UC1583685  Bromus sitchensis David Keil with Malcolm McLeod, and California Native Plant Society Rare Plant Committee 1983-5-1 16961 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos Comment
  UCD59761  Bromus tectorum Beecher Crampton 1964-5-18 6986 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  UCR134382  Cakile maritima George K. Helmkamp 2003-9-26 8170 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  UCR266050  Cakile maritima David J. Keil 2012-7-18 31420 San Luis Obispo Central Coast, Oceano Dunes State Vehicular Recreation Area, south of Pier Ave. 3 Comment
  OBI4921  Cakile maritima Aart C. De Vos 1963-4-30 96 San Luis Obispo 2 mi +/-, S of Morro Bay Comment
  UCD114946  Cakile maritima L. Gottlieb 1969-9-21 s.n. San Luis Obispo San Luis Obispo County: Morro Bay. Comment
  CAS-BOT-BC185137  Calamagrostis nutkaensis R. F. Hoover 1947-7-27 7339 San Luis Obispo Black Lake Canyon, south of Arroyo Grande. Comment
  CAS-BOT-BC185011  Calamagrostis rubescens R. F. Hoover 1950-6-21 8022 San Luis Obispo Santa Lucia Mountains. Between Rocky Butte and Pine Mountain. Comment
  OBI58518  Calandrinia breweri David J. Keil, with Kathleen A. Keil 1998-4-16 26754 San Luis Obispo Los Padres National Forest. 2.3 miles from Park Hill Rd. on Black Mountain Rd. Comment
  OBI29252  Calandrinia ciliata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14545 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI31691  Calandrinia ciliata Smeltzer, Turnquist 1982-4-12 24 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI72225  Calandrinia ciliata E. L. Painter & M. Wetherwax, M. Wetherwax 2003-3-7 CR- 385 San Luis Obispo Camp Roberts 262 Comment
  UC1136621  Calandrinia ciliata N. K. Carlson 1936-3-18 149 San Luis Obispo 0.5 mi se Newsome Springs (Plot 3); Arroyo Grande Quadrangle 137 Comment
  SBBG112688  Calandrinia menziesii C. B. Hardham 1958-2-15 1816 San Luis Obispo Cambria Cemetery Comment
  UC1928167  Callitriche longipedunculata David Keil, Bot 433 Field Botany class field trip participants 2006-4-14 30430 San Luis Obispo Carrizo Plain. Intersection of Belmont Trail and Clarksburg Road, northwest corner Comment
Read comments
Aug 30 2012
  OBI79808  Calochortus albus D. R. Miller 2013-5-22 513 .1061 San Luis Obispo The Rocky Butte/Pine Mountain region, Ridge Road between upper meadows and Coual Meadow, Tobacco Creek drainage. 900 Comment
  OBI79296  Calochortus argillosus David J. Keil 2013-6-6 31789 San Luis Obispo San Luis Range. Upper Prefumo Canyon Road below housing area 380 Comment
  CAS-BOT-BC132358  Calochortus clavatus Gertrude Sinsheimer 1928-6-1 s.n. San Luis Obispo unspecified Comment
  UCSB39849  Calochortus clavatus Shaw, J. 1982-7-1 San Luis Obispo On Perfumo Canyon Road one mile south of Los Osos Valley Road 152 Comment
  SBBG104335  Calochortus clavatus var. clavatus F. L. Johnson, E. A. Young 1993-5-26 ROB 622 San Luis Obispo ca. 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI51783  Calochortus obispoensis R. Mike Arens 1994-6-10 81 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  RSA0119384  Calochortus obispoensis Melissa A. Johnson 2015-6-7 228 San Luis Obispo Cal Poly Canyon. 131 Comment
  OBI62710  Calochortus simulans Jason Dart 2003-5-31 D 131 San Luis Obispo Santa Margarita Ranch 0.9 mi S of the intersection of Pozo Rd and Hwy 58 E 365 Comment
  CAS-BOT-BC483554  Calochortus splendens Clare B. Hardham 1956-6-19 935 San Luis Obispo Peachy Canyon, Santa Lucia Mountains Comment
  SD71351  Calochortus venustus Clare B. Hardham 1961-5-18 7117 San Luis Obispo Santa Lucia Mountains, open pine woods, between Rocky Butte and Pine Mountain. 762 Comment
  UC2027067  Calochortus venustus Greg Wilvert 2005-5-14 418 San Luis Obispo Southeast Half of the Caliente Range: 0.9 km NW of Wells Canyon Comment
  OBI75508  Calyptridium monandrum Jenner Whitt 2003-4-14 49 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  HSC104421  Calystegia David Gowen 2005-4-18 260 San Luis Obispo La Panza Range; west of Pozo Summit, on the main dirt road that follows Pozo Creek down to Pozo. Comment
  RSA769931  Calystegia collina David J. Keil, Rhonda Riggins, D. R. Miller 1998-5-27 27506 San Luis Obispo Santa Lucia Mountains, Hearst Ranch, San Simeon Creek Road, 17 road miles from Hwy 1, between Rocky Butte and Burnett Peak 732 Comment
  CAS-BOT-BC221410  Calystegia longipes R. F. Hoover 1947-4-20 6968 San Luis Obispo Hill above Salinas River opposite mouth of Pilitas Creek Comment
  OBI15319  Calystegia macrostegia subsp. cyclostegia Jesse Arnold 1964-3-1 31 San Luis Obispo SE slope of Tower Hill, facing cal Poly fruit orchard Comment
  OBI56198  Calystegia macrostegia subsp. cyclostegia David J. Keil 1989-6-2 s.n. San Luis Obispo Along hwy 41 between Morro Bay and Atascadero, ca 1/2 mi W of Cerro Alto turnoff. Comment
  SBBG118543  Calystegia macrostegia subsp. cyclostegia E. Painter, M. Wetherwax, D. Keil 2000-4-20 SLO 69 b San Luis Obispo S base of large serpentine outcrop, W of Chorro Reservoir, and on slope below; Camp San Luis Obispo 200 Comment
  CAS-BOT-BC221366  Calystegia macrostegia subsp. cyclostegia Ernest C. Twisselmann 1967-4-27 12928 San Luis Obispo South side of San Carpoforo Creek 53 Comment
  UCD126098  Calystegia macrostegia subsp. cyclostegia R. A. Schlising; L. Bellue 1973-5-13 3090 San Luis Obispo San Luis Obispo County: southeast of Santa Margarita, along Pozo Road, 8.5 miles from junction with Highway 58. Comment
  UCD126088  Calystegia macrostegia subsp. intermedia J. Hunter 1994-5-1 s.n. San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Below Mt. Lowe. 450 Comment
  SD244675  Calystegia malacophylla subsp. pedicellata David Keil, Matt Ritter, Dan Sinton, et al. 2012-4-12 31260 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road. 526 Comment
  CAS-BOT-BC221164  Calystegia malacophylla subsp. pedicellata Ira L. Wiggins 1929-5-24 3757 San Luis Obispo 1 1/2 miles east of Templeton Comment
  SBBG112393  Calystegia malacophylla subsp. pedicellata D. Keil, V. L. Holland 1999-5-4 28307 San Luis Obispo Sulphur Springs Rd, 0.5-1.1 rd mi W of jct with Deer Trail Rd; Camp Roberts Comment
  OBI79865  Calystegia purpurata D. R. Miller 2013-5-16 513 .1059 San Luis Obispo The Rocky Butte/Pine Moutain Region. Dam flat at Tony Clarke's pond, in Bear Canyon, a fork of Tobacco Creek. 415 Comment
  RSA522498  Calystegia purpurata David J. Keil 1986-5-13 19444 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout. 945 Comment
  RSA43092  Camissonia boothii subsp. decorticans Robert F. Hoover 1947-3-30 6844 San Luis Obispo West edge of Carrizo Plain, west of Simmler 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
  UCR158181  Camissonia micrantha George K. Helmkamp 2004-6-9 8615 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr (Calif. Hwy 1), 0.3 mi south of Halcyon Rd. 76 Comment
  OBI64991  Camissonia strigulosa Greg Wilvert 2005-4-5 123 San Luis Obispo SE half of the Caliente Range. 1.5 km S of Soda Lake Rd along Padrones Cyn Rd 806 Comment
  OBI12018  Camissoniopsis cheiranthifolia Robert F. Hoover 1966-9-13 10011 San Luis Obispo Point Sierra Nevada Comment
  SDSU8588  Camissoniopsis cheiranthifolia subsp. suffruticosa D. F. Howe 1948-5-17 1833 San Luis Obispo Comment
  CAS-BOT-BC160525  Camissoniopsis hardhamiae Peter H. Raven 1963-5-5 18318 San Luis Obispo 4.2 miles northeast of Santa Margarita, at junction to Parkhill District Comment
  UC1122266  Camissoniopsis intermedia C. A. Graham 1938-4-14 328 San Luis Obispo 1/2 mi s Lynch Ranch; Bradley Quadrangle Comment
  OBI72586  Cardamine californica M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-20 SLO- 37 San Luis Obispo Camp San Luis Obispo. Midslope, first ridge W of Cerro Romualdo. UTMs NAD27 zone 10 704500E, 3910400 200 Comment
  OBI77645  Cardamine californica Ed Zimmerman 1966-4-8 8 San Luis Obispo Perfumo Cyn Comment
  OBI64748  Cardamine californica D. R. Miller 1994-2-25 294 -80 San Luis Obispo Pine Mt Region. Along Cyn trl at confluence, Pico Drainage 760 Comment
  OBI57182  Cardamine oligosperma David J. Keil 1998-6-1 27544 San Luis Obispo Paso Robles vicinity, E side of Salinas River along River Rd., 0.7 miles N of junction with Experimental Rd. Comment
  OBI77975  Cardamine oligosperma D. R. Miller 2013-3-5 313 .1035 San Luis Obispo Rocky Butte/Pine Mt region. From my property, near the energy shed below nut orchard. Tobacco Crk drainage. T26S, R8E sect 11 701 Comment
  SBBG30898  Cardionema ramosissimum R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  OBI62517  Cardionema ramosissimum L. D. Oyler 1990-6-12 1149 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL property Comment
  UCD85584  Carduus pycnocephalus Daryl Koutnik 1978-6-19 528 San Luis Obispo San Luis Obispo County: Prefumo Canyon. 243 Comment
  POM265136  Carex I. L. Wiggins 1929-4-15 3585 San Luis Obispo Between Guadalupe and Oceana. Comment
  CAS-BOT-BC20398  Carex globosa John Thomas Howell 1964-6-30 40857 San Luis Obispo Cambria. Comment
  UC1153403  Carex globosa R. F. Hoover 1964-5-15 8887 San Luis Obispo s San Carpoforo Creek; Pine Top Mt. Comment
  RSA142247  Carex gracilior Clare B. Hardham 1958-3-29 2957 San Luis Obispo Santa Lucia Mountains: Toro Creek Road-off Morro Road between Atascadero and Morro Bay. Comment
  CAS-BOT-BC21861  Carex harfordii R. F. Hoover 1947-5-25 7218 San Luis Obispo Cambria. Comment
  UC583252  Carex nudata Alice Eastwood and John Thomas Howell 1936-5-7 2262 San Luis Obispo near San Luis Obispo (Serrano Canyon) Comment
  OBI26145  Carex obispoensis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14038 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  RSA585660  Carex obispoensis M. D. Proctor, E. A. Young 1993-3-20 s.n. San Luis Obispo Chorro Creek, 1km N of Chorro Res. Comment
  RSA175063  Carex obispoensis Robert F. Thorne, Percy C. Everett 1963-6-7 32159 San Luis Obispo By TV tower, 6.4 miles NW along Cuesta Ridge West, road from Cuesta Pass 822 Comment
  SEINET7569438 Image available Carex obispoensis Alice Eastwood, John Thomas Howell 1938-6-14 5931 San Luis Obispo Prefumo Canyon. Comment
  OBI80118  Carex obnupta David J. Keil 2012-7-26 31480 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  OBI42896  Carex praegracilis Robert J. Rodin 1970-9-10 8430 San Luis Obispo About 300 yds from Pacific Ocean near shell mound in Pismo Beach State Park Comment
  POM248617  Carex serratodens Alice Eastwood, John Thomas Howell 1938-6-14 5937 San Luis Obispo Between Laguna and San Luis Obispo. Comment
  CAS-BOT-BC117325  Carex spissa R. F. Hoover 1947-8-17 7386 San Luis Obispo Between San Carpoforo Creek and Arroyo do la Cruz, near ocean, along streamlet. Comment
  OBI64826  Carex spissa David J. Keil, with Michael Curto 2001-1 San Luis Obispo Comment
  RSA142017  Carex spissa Clare B. Hardham 1960-6-1 6005 San Luis Obispo Edges of Cupressus sargentii grove, Little Burnett Creek. Comment
  OBI6435  Carex subbracteata Robert F. Hoover 1964-6-7 8988 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  CAS-BOT-BC116841  Carex subbracteata var. subbracteata Alice Eastwood; John Thomas Howell 1938-6-14 5958 San Luis Obispo Cambria Comment
  OBI6168  Carpobrotus chilensis D. Waive Stager 1972-8-14 30 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI79874  Carthamus lanatus David J. Keil 2012-7-18 31453 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  CDA37819  Carthamus lanatus J. L. Johnson 1975-7-9 s.n. San Luis Obispo No additional data. 0 Comment
  UC2027524  Carthamus tinctorius David Keil 1992-6-16 23296 San Luis Obispo Pismo Beach, along US 101. Comment
  UCR190590  Castilleja affinis George K. Helmkamp, E. A. Helmkamp 2005-4-22 9410 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  OBI29818  Castilleja affinis Ruth Davis 1964-4-7 34 San Luis Obispo See Cyn Rd, about 1/2 mi in; 8 mi from San Luis Obispo, toward Avila Beach Comment
  JEPS47406  Castilleja affinis subsp. affinis L. R. Heckard 1964-7-13 1404 San Luis Obispo near (nw of) Lake Oso Flaco Comment
  SBBG104838  Castilleja affinis subsp. affinis M. D. Proctor, E. A. Young 1993-4-17 ROB 472 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  JEPS16166  Castilleja affinis subsp. affinis Rimo Bacigalupi with L. R. Heckard 1953-5-11 4112 San Luis Obispo just n summit of the La Cuesta Grade (along old U.S. Hwy 101 (former) two-lane road (not abandoned), w of the railroad grade); Santa Lucia Mtns. 457 Comment
  JEPS4847  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3212 B San Luis Obispo from Cambria to Cambria Pines Lodge; Cambria Hill Comment
  JEPS77732  Castilleja attenuata L. R. Heckard, R. C. Bacigalupi and T. I. Chuang 1978-4-23 4782 San Luis Obispo 9 mi w Simmler Maintenance Station (along Route 58, in foothills w of Carriso Plain) 731 Comment
  OBI32790  Castilleja attenuata David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12711 San Luis Obispo 8.5 mi W of Soda Lake Rd along Calif Rte 58 Comment
  UC1315044  Castilleja brevistyla R. F. Hoover 1967-4-5 10362 San Luis Obispo w edge Carrizo Plain (on Highway 58) Comment
  OBI58770  Castilleja densiflora subsp. gracilis David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27522 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
  UC454804  Castilleja densiflora subsp. obispoensis E. P. Unangst 1906-6-2 San Luis Obispo Reservoir Canyon Comment
  UC886467  Castilleja densiflora subsp. obispoensis Munz and Keck 1926-4-9 257 San Luis Obispo Comment
  OBI81059  Castilleja exserta Kyle R. Weichert 2015-2-24 25 San Luis Obispo Cholame Valley 403 Comment
  JEPS86726  Castilleja exserta subsp. exserta Paul Sugnet 1988-3-4 San Luis Obispo near Soda Lake Road; Carrizo Plains, Wells Ranch Quad. 640 Comment
  OBI72253  Castilleja foliolosa Anthony Baniaga, Theo Fitanides 2010-3-27 69 San Luis Obispo Tierra Redonda Mtn BLM ACEC 365 Comment
  UC1063288  Castilleja foliolosa T. M. Hendrix 1939-4-19 983 San Luis Obispo 2.3 mi ese Giffard's Ranch; Branch Mt. Quad. 655 Comment
  UCR104782  Castilleja foliolosa George K. Helmkamp 1997-3-8 1460 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  RSA586602  Castilleja foliolosa M. D. Proctor, E. A. Young 1993-3-18 ROB- 241 San Luis Obispo Sulphur Spring Road; in middle of Area R. Comment
  UC454821  Castilleja foliolosa I. J. Condit 1908-5-31 San Luis Obispo Summit Santa Lucia Range 792 Comment
  UCR158440  Castilleja latifolia George K. Helmkamp 2004-6-15 8641 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  OBI56556  Castilleja miniata var. miniata L. R. Heckard 1982-8-13 5821 San Luis Obispo Raised at Berkeley greenhouses from seed collected by K.G. Jones in Aug 1981: Arroyo willow community behind primary dunes S of Arroyo Grande mouth, Oceano Comment
  CAS-BOT-BC241099  Castilleja mollis Henry M. Pollard 1968-6-7 s.n. San Luis Obispo Dunes near Jack Lake, W. of Union Oil Refinery on Southern Pacific R.R. S. of Oceano Comment
  UC1315026  Castilleja plagiotoma R. F. Hoover 1967-4-16 10465 San Luis Obispo Elkhorn Hills Comment
  UCD164087  Caulanthus anceps N. Ivalu Cacho; Sharon Y. Strauss, Bryan T. Drew 2010-4-1 IC-SS 49 - San Luis Obispo San Luis Obispo County: Carrizo Plain: along SE edge of Soda Lake. 579 Comment
  CAS-BOT-BC38225  Caulanthus anceps David D. Keck 1933-5-4 2171 San Luis Obispo Cholame, west side of town. Comment
  POM264861  Caulanthus anceps Lincoln Constance, A. A. Beetle 1940-3-22 2536 San Luis Obispo Carrizo Plain, 10.5 miles S of Simmler 762 Comment
  RSA14170  Caulanthus anceps Roxana S. Ferris 1935-3-21 9031 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road Comment
  SBBG114010  Caulanthus californicus R. F. Hoover 1952-4-1 8062 San Luis Obispo 6 mi SE of Soda Lake Comment
  HSC93607  Caulanthus californicus James D. Jokerst, M. Foster 1988-3-10 2986 San Luis Obispo Carrizo Plains at S end near base of Caliente Mtns. Comment
  UC1126956  Caulanthus coulteri var. lemmonii G. T. Nordstrom 1937-4-6 1047 San Luis Obispo 3.3 mi nnw Chimney Rock; Adelaida Quad. Comment
  UC1314914  Caulanthus coulteri var. lemmonii R. F. Hoover 1967-4-15 10454 San Luis Obispo canyon just w Cottonwood Canyon Bridge (lower Cuyama Valley); lower Cuyama Valley Comment
  UC455757  Caulanthus coulteri var. lemmonii I. J. Condit and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
  OBI37958  Caulanthus lasiophyllus David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18625 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  OBI60115  Caulanthus lasiophyllus G. F. Hrusa 1995-5-28 12289 San Luis Obispo Black Butte Research natural area, near summit of Pinus attenuata forest immed to SW of Peak 1 Radio Facility 620 Comment
  OBI82390  Caulanthus lasiophyllus David J. Keil, with George Butterworth 2016-2-25 33474 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  CAS-BOT-BC40370  Caulanthus lasiophyllus R. F. Hoover 1950-4-2 7809 San Luis Obispo Panorama Hills. Comment
  CDA24873  Caulanthus lasiophyllus T. C. Fuller 1962-3-1 7735 San Luis Obispo Highway 466, 2 miles west of road to Shandon. 0 Comment
  CAS-BOT-BC39535  Caulanthus lemmonii Gertrude Sinsheimer 1930-3-1 s.n. San Luis Obispo Cholame. Comment
  CAS-BOT-BC39511  Caulanthus lemmonii Lincoln Constance; Alan A. Beetle 1940-3-22 2537 San Luis Obispo Inner Coast Ranges. Two miles northeast of La Panza. 487 Comment
  CAS-BOT-BC39518  Caulanthus lemmonii R. F. Hoover 1949-4-2 7578 San Luis Obispo Cottonwood Canyon below Cottonwood Pass. Comment
  OBI14886  Caulanthus lemmonii unk 1952-3-23 770 .16 San Luis Obispo Choice Valley School 3 mi S 12 mi E Shandon Comment
  SBBG29784  Caulanthus lemmonii L. Constance 1940-3-22 2537 San Luis Obispo 2 mi NE of La Panza Comment
  CAS-BOT-BC48302  Ceanothus cuneatus Alice Eastwood 1929-3-7 16858 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC49006  Ceanothus cuneatus Alice Eastwood 1928-5-16 18706 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC49010  Ceanothus cuneatus R. F. Hoover 1967-2-15 10205 San Luis Obispo Lower part of Lopez Canyon Comment
  UCR13727  Ceanothus cuneatus R. S. Woglum 1940-4-21 2660 San Luis Obispo Morro Bay area Comment
  CAS-BOT-BC48975  Ceanothus cuneatus Milo S. Baker 1928-3-31 2762 b San Luis Obispo Adelaide Grade near Paso Robles Comment
  RSA0037517  Ceanothus cuneatus var. cuneatus LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6475 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  CDA17927  Ceanothus cuneatus var. fascicularis Austin Griffiths, G. F. Hrusa 1987-4-29 18138 San Luis Obispo Montana de Oro State Park; 4th sandhill N of Spooners Cove. 0 Comment
  CDA17946  Ceanothus cuneatus var. fascicularis Austin Griffiths, G. F. Hrusa 1987-4-29 18153 San Luis Obispo Montana de Oro State Park; N of Hazard Canyon. 0 Comment
  OBI31040  Ceanothus cuneatus var. fascicularis Julie M. Vanderweir 1979-3-1 100 San Luis Obispo Indian Knob Tar Sands Comment
  OBI66836  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18153 San Luis Obispo Montana de Oro State Park, Along sandy path nearing road (50 yds). Sand dunes N of Hazard Cyn Comment
  SBBG116855  Ceanothus cuneatus var. ramulosus E. Painter, M. Wetherwax 2002-2-27 SLO 210 San Luis Obispo near rd below Primera Mine, ca. 0.7 air km S of Primera Mine, ca. 0.2 air km SE of New London Mine; Camp San Luis Obispo 320 Comment
  SBBG44851  Ceanothus cuneatus var. ramulosus L. W. Edge 1972-5-8 143 San Luis Obispo S of Morro Bay, sloping to beach, near Hazard Cyn Comment
  OBI66706  Ceanothus cuneatus var. ramulosus Austin P. Griffiths 1987-4-29 18170 San Luis Obispo Cuesta Ridge; just down 0.1 mi from coll. 18169 at Target Range road jctn Comment
  CAS-BOT-BC64404  Ceanothus foliosus subsp. medius R. W. Summers 1886-5-3 132 San Luis Obispo Santa Lucia Mountains. 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
  RSA25657  Ceanothus foliosus var. medius Carl B. Wolf 1941-7-11 10982 San Luis Obispo S Coast Range, La Panza Range, 1/10 mile E of Summit of the Pozo La Panza Grade (Hwy 178). 823 Comment
  RSA25853  Ceanothus impressus var. nipomensis Carl B. Wolf 1941-7-30 11106 San Luis Obispo Price Canyon Comment
  RSA232522  Ceanothus impressus var. nipomensis M. van Renselaer 1941-6-22 1685 San Luis Obispo Along dirt road exactly 4 miles W of Nipomo Comment
  SBBG110351  Ceanothus leucodermis C. B. Hardham 1959-4-23 4293 San Luis Obispo near Atascadero Comment
  OBI10423  Ceanothus maritimus Robert F. Hoover 1950-3-5 7767 San Luis Obispo Arroyo de la Cruz (just S of ) Comment
  OBI79500  Ceanothus maritimus Michael Walgren 2014-5-1 405 San Luis Obispo North coastal county, on a north facing slope east of highway one and immediately south of Arroyo de la Cruz. 22 Comment
  UCD112049  Ceanothus maritimus Roman Gankin; W. R. Russell 1962-2-22 340 San Luis Obispo San Luis Obispo County: South of Arroyo de la Cruz, 1/2 mile east of State Route 1 and 9.4 miles northwest of entrance to Hearst State Historical Monument, northern part of county. Comment
  NY406540  Ceanothus maritimus R. F. Hoover 1948-1-24 7411 San Luis Obispo Ocean bluffs, 1.8 mi. N. of arroyo de la Cruz on State Highway 1 Comment
  CAS-BOT-BC94839  Ceanothus oliganthus var. sorediatus R. C. Wenk; D. J. Spurr 2007-4-7 592 San Luis Obispo Los Padres N.F., near parking lot for Rinconada trailhead to Little Falls, along Pozo Road, 11 mi. S of Santa Margarita 573 Comment
  UC1276290  Ceanothus oliganthus var. sorediatus R. F. Hoover 1948-4-16 7456 San Luis Obispo Upper Morro Creek Comment
  UCSB43833  Ceanothus oliganthus var. sorediatus Magney, David 1982-4-23 San Luis Obispo on forest service road 29s11 1/10 mile west of Highway 101 on Cuesta Pass 467 Comment
  LA212264  Ceanothus papillosus W. M Arbaugh; 1935-4-10 s.n. San Luis Obispo Sea canyon, near the top. Comment
  OBI60771  Ceanothus papillosus G. F. Hrusa, Austin P. Griffiths 1987-5-3 5337 San Luis Obispo Along summit of Buchon Ridge immed. W of Coon Crk cyn Comment
  OBI10498  Ceanothus thyrsiflorus var. griseus Maria Lia Scarpetta 1964-2-20 12 San Luis Obispo Cal Poly campus Comment
  OBI10499  Ceanothus thyrsiflorus var. griseus Robert F. Hoover 1967-2-18 10215 San Luis Obispo Diablo Cyn, San Luis range Comment
  OBI82575  Centaurea calcitrapa David J. Keil 2015-7-8 33288 San Luis Obispo Garden Farms area north of Santa Margarita along El Camino Real, ca. 0.3 miles south of intersection with Pine Avenue 295 Comment
  OBI51890  Centaurea cyanus D. R. Miller 1991-5-31 915 -W San Luis Obispo Along ridge rd, between Hearst gate and Pine Mtn gate Comment
  OBI35360  Centaurea melitensis Melody Dickens 1980-7-4 33 San Luis Obispo Morro rock, morro Bay, E face at base Comment
  RSA0028148  Centaurea melitensis Greg Wilvert 2005-6-29 484 San Luis Obispo Padrones Spring. 882 Comment
  UC1119127  Centaurea melitensis N. K. Carlson 1936-3-19 159 San Luis Obispo 1.9 mi ese of Picacho; Arroyo Grande 175 Comment
  UCR161099  Centaurea melitensis George K. Helmkamp, E. A. Helmkamp 2005-6-12 9648 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  OBI8412  Centaurea melitensis Lynne Dee Althouse 1977-4-12 34 San Luis Obispo Wolfe's Ranch nera San Luis High School 130 Comment
  SEINET8075661  Centaurium calycosum David Keil 2000-6-24 28822 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads..; 0 335 Comment
  OBI16182  Centromadia parryi subsp. congdonii Robert F. Hoover 1946-8-3 6263 San Luis Obispo Laguna near SLO Comment
  UC480900  Centromadia pungens subsp. pungens Katharine Brandegee 1912-10-2 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC279311  Centromadia pungens subsp. pungens Ernest C. Twisselmann 1969-8-23 15929 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 655 Comment
  UCR42657  Cercocarpus betuloides David J. Keil, R. A. Pimentel, R. R. Pimentel, D. R. Miller 1985-4-27 18672 San Luis Obispo 16.5 mi. from Calif. Hwy 1 along San Simeon Creek Road, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  OBI10215  Cercocarpus betuloides Robert F. Hoover 1967-4-14 10444 San Luis Obispo Hill W fo Poly Cyn, San Luis Obispo Comment
  OBI79377  Cercocarpus betuloides David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31634 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  CAS-BOT-BC137172  Cercocarpus betuloides var. betuloides Roxana S. Ferris 1929-4-13 7516 San Luis Obispo Foot of the Cuesta Grade northern side Comment
  CAS-BOT-BC279448  Chaenactis R. F. Hoover 1965-4-15 9344 San Luis Obispo Hill west of Shell Creek, south slope Comment
  SBBG81966  Chaenactis fremontii C. F. Smith 1950-5-4 2766 San Luis Obispo Creston-Simmler Rd, ca. 0.25 mi N of Fernandez Crk crossing Comment
  JEPS105120  Chaenactis glabriuscula var. glabriuscula Dean W. Taylor 1995-4-6 14780 San Luis Obispo Cholame Valley (ca. 1 mile E of Cholame); Davis Road 0.45 mi S of jct of Hwy 41 350 Comment
  UC456031  Chaenactis glabriuscula var. glabriuscula I. J. Condit 1910-5-10 San Luis Obispo Santa Maria Comment
  OBI16801  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1967-4-9 10420 San Luis Obispo Panorama Hills S of Recruit cyn Comment
  SBBG83517  Chaenactis glabriuscula var. lanosa C. F. Smith 1961-6-1 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC277593  Chaenactis glabriuscula var. lanosa David D. Keck 1934-4-26 2809 San Luis Obispo 10 mi. W. of Simmler on road to La Panza Comment
  UC1283712  Chaenactis glabriuscula var. lanosa Beecher Crampton 1964-5-18 6977 San Luis Obispo 4.2 mi ne Santa Margarita; ne of Santa Margarita Comment
  UC564150  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1935-3-29 9090 San Luis Obispo 7 mi e Pozo (on the Santa Maria-McKittrick Rd) Comment
  CAS-BOT-BC279640  Chaenactis stevioides R. F. Hoover 1967-4-9 10401 San Luis Obispo Elkhorn Scarp Comment
  OBI16824  Chaenactis stevioides Robert F. Hoover 1952-5-24 8202 San Luis Obispo Caliente mt Comment
  UCR265760  Chenopodium berlandieri Mark A. Elvin, Jason Storlie 2014-10-10 7699 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, '3-Pond West' in '3-Pond Valley,' 550 m from the south boundary of the refuge 15 Comment
  UC1136377  Chenopodium californicum W. A. Peterson 1937-4-13 670 San Luis Obispo 1 1/2 mi e mouth of Carnoza Creek; La Panza Quadrangle 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
  SBBG99504  Chenopodium macrospermum C. F. Smith 1965-11-7 9121 San Luis Obispo W of Oso Flaco Lake, N of Santa Maria River Comment
  SDSU19548  Chenopodium murale Nuri Benet-Pierce, John P. Pierce 2010-6-7 309 San Luis Obispo Land Conservancy Preserve at Jack Lake, Guadalupe, California 14 Comment
  OBI57380  Chenopodium pratericola David J. Keil 1998-8-19 27967 San Luis Obispo Along Huer Huero Rd., 0.6 miles SE of junction with Hwy 58. 408 Comment
  OBI3922  Chlorogalum pomeridianum var. pomeridianum Patricia Wiese 1971-5-31 87 San Luis Obispo In Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  OBI52817  Chlorogalum purpureum var. reductum Clifton F. Smith 1988-5-17 12128 San Luis Obispo SE of hwy 58 and turnoff to Navajo Rd Comment
  OBI6338  Chloropyron maritimum subsp. maritimum Glen Holstein August1973 San Luis Obispo Salt marsh at end of Morro Bay. Near outflow from sweet springs at Baywood Park Comment
  CDA7398  Chondrilla juncea T. C. Fuller 1965-10-7 14178 San Luis Obispo NE corner of Foothill Blvd. and Santa Rosa Ave (Hwy 1), San Luis Obispo. 0 Comment
  HSC35444  Chorizanthe angustifolia J. D. Ackerman, A. M. Montalvo 1975-6-25 515 San Luis Obispo Baywood Park, S end of Morro Bay, E end of Santa Ysabel Ave. near 16th St. Comment
  RSA150953  Chorizanthe angustifolia Clare B. Hardham 1962-4-24 9070 San Luis Obispo Baywood Park (Morro Bay) Comment
  UCR86950  Chorizanthe angustifolia C. F. Smith 1952-4-23 3277 San Luis Obispo Central Coast, on Nipomo Mesa, west of Nipomo and north of Guadalupe 61 Comment
  OBI58233  Chorizanthe angustifolia Austin P. Griffiths, K. G. Jones & G. J. Jones 1986-5-3 s.n. San Luis Obispo Pismo Dunes. Near base of N facign of old of-road vehicle track now revegetating, at SW corner of Maidenform Flat Comment
  UCR48221  Chorizanthe angustifolia subsp. angustifolia R. F. Thorne 1968-6-7 37787 San Luis Obispo Central Coast, Jack Lake: about 3 mi. south of Oceano 15 Comment
  CAS-BOT-BC191777  Chorizanthe breweri Marcus E. Jones 1882-5-6 3234 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC191779  Chorizanthe breweri Marcus E. Jones 1882-5-6 3234 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC191788  Chorizanthe breweri Alice Eastwood 1928-5-17 15116 San Luis Obispo along Chorro Creek Comment
  OBI11251  Chorizanthe breweri Robert F. Hoover 1946-6-15 6144 San Luis Obispo Reservoir Cyn Comment
  OBI31704  Chorizanthe breweri Smeltzer, Turnquist 1982-5-7 109 San Luis Obispo NE side of Laguna Lake Comment
  SBBG1397  Chorizanthe breweri C. B. Hardham 1958-6-20 3716 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  UCR48181  Chorizanthe coriacea R. F. Thorne 1968-6-7 37786 San Luis Obispo Central Coast, Jack Lake: about 3 mi. south of Oceano 15 Comment
  CAS-BOT-BC191483  Chorizanthe diffusa R. F. Hoover 1946-7-23 9187 San Luis Obispo Summit at head of Carpenter Canyon, N of Arroyo Grande Comment
  CAS-BOT-BC191231  Chorizanthe douglasii Clare B. Hardham 1956-6-3 848 San Luis Obispo Ridge N of Nacimiento at triguero crossing. Santa Lucia Mountains Comment
  SBBG1406  Chorizanthe douglasii C. B. Hardham 1956-6-3 851 San Luis Obispo hills N of Triguero Crossing of Nacimiento River Comment
  OBI81266  Chorizanthe membranacea Matt Beyers, J. Dart, D. Groh, J. Pohlman, G. Salas, and K. Weichert 2015-4-9 1085 San Luis Obispo Vicinity of Cholame: Cholame Valley. Southeast of the Highway 46 and Highwy 41 junction; east of Davis Road and a dry gully that +/- parallels the road 414 Comment
  UCR42637  Chorizanthe membranacea David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18633 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  UC410762  Chorizanthe membranacea Alice Eastwood 1928-5-17 15130 San Luis Obispo along old road to Pozo; road to Pozo Comment
  NY285644  Chorizanthe palmeri E. Palmer 1876-6-26 464 San Luis Obispo Comment
  CAS-BOT-BC252739  Chorizanthe palmeri R. F. Hoover 1946-8-3 6250 San Luis Obispo Summit of San Luis Range above Perfumo Canyon W of Laguna Comment
  UC1185319  Chorizanthe palmeri Clare B. Hardham 1959-6-10 4851 San Luis Obispo Atascadero Santa Lucia Mountains, Atascadero (Santa Barbara Road) Comment
  OBI59933  Chorizanthe staticoides G. F. Hrusa, D. Ragan 1995-6-20 12360 San Luis Obispo Black Butte Research Natural Area. Immed adj to Entrance 1, 1/2 mi N of Mt Lowe 600 Comment
  JEPS117029  Chorizanthe uniaristata David Gowen 2008-5-11 910 San Luis Obispo Along Hwy 58, about 3/4 mile east of San Juan Creek crossing. 526 Comment
  RSA201683  Chorizanthe ventricosa Robert F. Hoover 1949-5-29 s.n. San Luis Obispo Cottonwood Pass, west side Comment
  OBI45907  Chorizanthe xanti David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19285 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd 701 Comment
  CAS-BOT-BC255366  Chorizanthe xanti var. xanti John Thomas Howell; Alice Eastwood 1937-4-29 4127 San Luis Obispo Carrizo Plain near Painted Rock Comment
  CDA42272  Chorizanthe xanti var. xanti G. F. Hrusa, M. Pitcairn 2015-4-13 18622 San Luis Obispo Caliente Mts., Pipeline Rd., west side of east end of Carrizo Plain. 917 Comment
  OBI32963  Chrysolepis chrysophylla var. minor David J. Keil 1983-5-14 17004 San Luis Obispo Ridge system and coastal terraces between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI81737  Cicuta bolanderi Tracey Call, Viola Call 1996-10-2 2546 San Luis Obispo In shaded stream bank in Lopez Creek 8 miles north of mouth of Lopez Canyon. Comment
  OBI81708  Cicuta maculata var. bolanderi Tracey Call, Viola Call 1966-10-2 2546 San Luis Obispo Lopez Creek 8 miles north of mouth of Lopez Canyon Comment
  OBI16751  Cirsium brevistylum F. Rush May-56 129 San Luis Obispo Mt. SLO Comment
  OBI79354  Cirsium occidentale David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31669 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
  OBI3868  Cirsium occidentale var. lucianum Patricia Wiese 1971-6-7 97 San Luis Obispo Along main rd by S entrance to Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass Comment
  OBI31086  Cirsium occidentale var. occidentale Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands. Adj to valley in E portion of the study area Comment
  OBI33944  Cirsium occidentale var. venustum David J. Keil 1983-10-21 17982 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  CAS-BOT-BC280123  Cirsium occidentale var. venustum Ernest C. Twisselmann 1956-5-28 2863 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon 640 Comment
  OBI16731  Cirsium occidentale var. venustum Robert F. Hoover 1963-7-30 8593 San Luis Obispo 2 mi S of Atascadero, W of hwy 101 Comment
  OBI33033  Cirsium quercetorum David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al 1983-6-12 17158 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon. Just W of southward trending sec of Arroyo de los Chinos and E of BM 77 Comment
  OBI13084  Cirsium vulgare Hans Wigenburg 1977-8-11 24 San Luis Obispo Cal poly campus Comment
  CAS-BOT-BC285853  Cirsium vulgare Ernest Brown 1969-7-23 s.n. San Luis Obispo Lucy Brown Place, hills west of Palo Prieta Canyon, eastern San Luis Obispo County Comment
  CAS-BOT-BC162542  Clarkia affinis Alice Eastwood; John Thomas Howell 1937-5-2 4195 San Luis Obispo Near Estrella Comment
  CAS-BOT-BC94892  Clarkia cylindrica R. C. Wenk 2007-4-19 646 San Luis Obispo Carrizo Plain N.M., foothills of Caliente Range, above KCL campground 716 Comment
  CAS-BOT-BC172058  Clarkia cylindrica subsp. cylindrica Clare B. Hardham 1957-5-4 1814 San Luis Obispo Wooded Canyon, Oak Flat, Santa Lucia Mountains Comment
  OBI72913  Clarkia cylindrica subsp. cylindrica D. R. Miller, E. A. Appel 2010-5-30 510 .931 San Luis Obispo Los Padres Natl. Forest. Coast Ridge Rd 2.0 mi N of Los Burros 853 Comment
  SBBG122895  Clarkia cylindrica subsp. cylindrica B. Ertter 1989-6-10 8561 San Luis Obispo Rd to Navajo Cmpgrd, edge of McGinnis Crk 3.5 mi from Hwy 58, E side of Black Mtn 609 Comment
  OBI70829  Clarkia epilobioides David J. Keil, with V. L. Holland 2009-4-28 30590 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  UCR108903  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, E. A. Helmkamp 1998-6-30 4205 San Luis Obispo South Coast Range, Alamo Creek Rd, 0.9 mile north of Calif. Hwy 166, near Twitchell Reservoir 320 Comment
  CAS-BOT-BC163931  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1986-4-27 s.n. San Luis Obispo Coast Hills Comment
  OBI58534  Clarkia purpurea subsp. quadrivulnera David J. Keil 1998-5-6 27088 San Luis Obispo NE of Paso Robles. Airport Rd just S of Estrella Creek crossing. Comment
  UC55894  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1882-4-21 315 San Luis Obispo Arroyo Grande Hills Comment
  CAS-BOT-BC165042  Clarkia rubicunda Peter H. Raven 1957-7-6 11058 San Luis Obispo Opposite State Highway 1 at a point 2.3 miles north of the bridge over Arroyo de la Cruz Creek Comment
  CAS-BOT-BC165244  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-24 42 San Luis Obispo Between Pismo and Arroyo Grande, 1 1/2 miles from Arroyo Grande 25 Comment
  OBI12086  Clarkia speciosa subsp. immaculata Robert F. Hoover 1946-1 San Luis Obispo Comment
  RSA495268  Clarkia speciosa subsp. immaculata L. D. Gottlieb 1988-6-22 8828 San Luis Obispo On Osmunde Road, 1.9 miles north of intersection with Noyes Road, the north end of the population is near a mailbox labeled on its north side 625 and on its south side Box 246, Route3 Comment
  UC1392763  Clarkia speciosa subsp. immaculata R. F. Hoover 1969-7-18 11492 San Luis Obispo Oak Park District Arroyo Grande Comment
  CHSC53270  Clarkia speciosa subsp. speciosa L. P. Janeway 1988-5-22 2682 San Luis Obispo Ca 5 mi due E of Creston; upper reaches of se'ern-most branches of Huerhuero Cr. 426 Comment
  UC127288  Clarkia speciosa subsp. speciosa Benj. Cobb 1907-1 15 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC165381  Clarkia speciosa subsp. speciosa Ernest C. Twisselmann 1956-5-29 2865 San Luis Obispo La Panza Range. Vaquero Water Hills 499 Comment
  POM145499  Clarkia speciosa subsp. speciosa Alice Eastwood 1927-7-30 14990 San Luis Obispo On road from Arroyo Grande to Huasna. Comment
  RSA43087  Clarkia speciosa subsp. speciosa Robert F. Hoover 1946-6-23 6185 San Luis Obispo Summit at head of Carpenter Canyon, north of Arroyo Grande. Comment
  SD133955  Clarkia speciosa subsp. speciosa Barbara Ertter 1989-6-10 8562 San Luis Obispo East side Black Mountain ca 20 air miles ENE of San Luis Obispo, 3 1/2 miles from Highway 58 on road to Navajo Campground; dry granitic sand at edge of McGinnis Creek, base of chaparral hill. La Panza Range. 609 Comment
  UC1817083  Clarkia speciosa subsp. speciosa David D. Keck and Wm. M. Hiesey 1940-5-31 5150 San Luis Obispo 1 mi n of mouth Pico Creek (2.5 mi se of San Simeon) Comment
  CAS-BOT-BC165580  Clarkia unguiculata E. McMillan 1952-5-25 132 San Luis Obispo Palo Prieta Canyon 1 mi. N. & 8 mi. E. of Shandon Comment
  JEPS99282  Clarkia unguiculata Clare B. Hardham 1959-5-6 4411 San Luis Obispo intersection of road to Pleyto and road to Nacimiento Dam Santa Lucia Mountains Comment
  UC1072002  Clarkia unguiculata H. and M. Lewis 1947-7-25 473 San Luis Obispo 1.8 mi e of entrance Cerro Alto Camp (Morro Bay to Atascadero Rd.) Comment
  UC2027406  Claytonia parviflora subsp. parviflora Greg Wilvert 2005-4-13 213 San Luis Obispo Southeast Half of the Caliente Range. 2.5 km S of Lawson Spring. Comment
  CAS-BOT-BC439584  Claytonia parviflora subsp. parviflora Ernest C. Twisselmann 1954-4-12 1043 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: 1/2 mile east of Palo Prieta Summit Comment
  UCR140081  Claytonia perfoliata subsp. mexicana George K. Helmkamp 2004-3-13 8359 San Luis Obispo Central Coast, Nipomo Mesa, along Calif. Hwy 1 (Mesa View Dr.), 0.4 mi south of Halcyon Rd, south of Arroyo Grande 76 Comment
  OBI10788  Claytonia perfoliata subsp. perfoliata Russell Gorman 1956-2-19 31 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI10789  Claytonia perfoliata subsp. perfoliata Russell Gorman 1956-4-6 55 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI31337  Claytonia perfoliata subsp. perfoliata Joy Nishida, Robert Allen 1982-4-10 211 San Luis Obispo American Cyn campground 536 Comment
  UCR168806  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, E. A. Helmkamp 2005-2-14 8924 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns. Huasna Canyon along Huasna Road; 8.5 mi east of its junction with Lopez Road 277 Comment
  UCR140388  Claytonia rubra subsp. rubra George K. Helmkamp 2004-3-15 8376 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  OBI10683  Clematis lasiantha Aart C. DeVos 1963-4-20 72 San Luis Obispo Questa Ridge Comment
  OBI31034  Clematis ligusticifolia Julie M. Vanderwier 1979-8-15 183 San Luis Obispo Indian Knob Tar Sands 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
  OBI51156  Clinopodium douglasii Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .53 San Luis Obispo San Simeon State Park. NE corner of San Simeon State park; top of hill Comment
  OBI66205  Collinsia bartsiifolia var. bartsiifolia Kathleen Goddard Jones 1994-4-17 s.n. San Luis Obispo CNPS Wildflower Weekend outing to Guadalupe Dunes. Wild Almond Meadows; 5 deflation areas near Oso Flaco Lake at property owned by Lena Enos Buss Comment
  RSA77988  Collinsia bartsiifolia var. bartsiifolia Verne Grant, Alva Grant 1948-5-28 8547 San Luis Obispo 5 miles south of Oceano on Guadalupe road. Comment
  POM273521  Collinsia bartsiifolia var. bartsiifolia Lyman D. Benson 1932-5-8 3559 San Luis Obispo Upper Cuyama Valley, Temblor Mountain range, Santa Maria watershed. 610 Comment
  SD167042  Collinsia heterophylla G. K. Helmkamp, E. A. Helmkamp 2005-6-7 9544 San Luis Obispo Outer South Coast Ranges: Along Huasna Road, 1.3 mile west of Huasna Townsite Road. 305 Comment
  UC277767 Image available Collinsia heterophylla C. M. Belshaw 1936-3-25 1727 San Luis Obispo 3.6 mi e-ne of Valencia Peak (s of Morro Bay) 396 Comment
  OBI9618  Collinsia sparsiflora var. collina Robert F. Hoover 1949-4-11 7591 San Luis Obispo 18 mi E of Creston on La Panza rd Comment
  SBBG80770  Collinsia sparsiflora var. collina D. Keil, V. L. Holland 1982-3-24 15787 San Luis Obispo vicinity of American Cyn Comment
  RSA60451  Conicosia pugioniformis Albert M. Vollmer 1950-6-6 s.n. San Luis Obispo Near Pismo Beach. Comment
  SBBG1906  Conicosia pugioniformis E. R. Blakley 1958-8-2 2427 San Luis Obispo W of Dune Lakes, 4 mi S of Oceano 3 Comment
  UCR42853  Conium maculatum E. A. Wise 1984-7-17 1939 San Luis Obispo Central Coast, Toro Creek c. 1-2 km from the ocean Comment
  OBI7719  Conium maculatum Christian Smith 1975-6-10 s.n. San Luis Obispo 3 mi W of Santa Margarita Comment
  UCR122929  Conyza bonariensis R. D. Goeden 1998-9-11 - 12 San Luis Obispo Inner Coast Range, NW of Cuyama along Hwy 166 457 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
  CAS-BOT-BC285989  Conyza bonariensis Ernest C. Twisselmann 1967-9-9 13688 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Spring, Palo Prieta Canyon 598 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
  UC454125  Cordylanthus rigidus subsp. rigidus I. J. Condit 1908-9-10 San Luis Obispo Cuesta Comment
  OBI58849  Cordylanthus rigidus subsp. rigidus David J. Keil 1998-8-24 28028 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch along route to Big Rocks. 579 Comment
  CAS-BOT-BC287801  Coreopsis bigelovii Eben McMillan 1952-5-5 97 San Luis Obispo Red Eagle Mine, 1 mile E, 12 miles S Shandon Comment
  JEPS85866  Coreopsis calliopsidea Roy E. Buck 1989-3-24 1122 San Luis Obispo on summit of small ridge se Simmler-Soda Lake Road (0.3 road mi e of Soda Lake Rd. junction, 0.3 air km e of se tip of main Soda Lake, 24 air km sw of McKittrick (Kern Co.)); Carrizo Plain 588 Comment
  CAS-BOT-BC287056  Coreopsis calliopsidea Ernest C. Twisselmann 1955-3-22 1758 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Low Ridge at E edge of Soda Lake 594 Comment
  RSA176454  Coreopsis calliopsidea Peter H. Raven 1962-3-24 16965 San Luis Obispo 1.4 miles from junction of U.S. Highway 466 on State 41, just west of Cottonwood Pass 381 Comment
  UC89296  Coreopsis gigantea L. Jared San Luis Obispo San Luis Obispo Comment
  OBI16664  Corethrogyne filaginifolia Robert F. Hoover 1947-9-14 7396 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  UC1285355  Corethrogyne filaginifolia R. F. Hoover 1946-8-8 6276 San Luis Obispo n end Morro Bay Comment
  UC1357628  Corethrogyne filaginifolia R. F. Hoover 1965-10-1 9696 San Luis Obispo Coast road just s Hazard Canyon Comment
  OBI4261  Cornus sericea subsp. occidentalis Cheryl Adams 1970-5-8 15 San Luis Obispo 10 mi in on the Lopez Lake rd off the Big Falls trail Comment
  OBI33665  Corymbia citriodora Patrick Amaya 1972-3-2 9 San Luis Obispo Cal Poly campus, Engineering West Comment
  OBI81452  Cotoneaster lacteus Connor Skelly, Vincent Tran 2015-11-6 9 San Luis Obispo South Hills Open Space Comment
  OBI30138  Cotula coronopifolia Melissa Luckow 1982-6-24 915 San Luis Obispo Cambria, jctn of Hwy 1 and rd to Black Mtn SE corner of rd Comment
  OBI38476  Cotula coronopifolia Eric Wise 1981-6-27 753 San Luis Obispo Cuyama River, 4.7 mi W of Pine cyn Comment
  RSA171039  Cotula coronopifolia R. F. Thorne, Percy C. Everett 1963-6-12 32273 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  OBI64973  Crassula connata Greg Wilvert 2005-4-1 87 San Luis Obispo SE Half of the Caliente Range. N edge of range 759 Comment
  SBBG118538  Crassula tillaea E. Painter, M. Wetherwax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR 192 San Luis Obispo Generals Rd, W end McMillan Airfield runways; Camp Roberts 280 Comment
  HSC91718  Croton californicus Susan H. Bicknell 1988-11-20 San Luis Obispo Montano De Oro Comment
  HSC91719  Croton californicus Susan H. Bicknell 1989-4-18 San Luis Obispo Montano de Oro Comment
  SEINET9253091 Image available Croton californicus Robert J. Rodin 1956-5-29 6084 San Luis Obispo At South end of Morro Bay Comment
  OBI14412  Croton californicus A. Ahmad 1963-4-7 41 San Luis Obispo Comment
  OBI28737  Croton californicus Melinda Doud 1976-5-30 92 San Luis Obispo In uncultivated field, Los Osos 5 Comment
  SBBG104938  Croton setiger D. A. Young, F. L. Johnson 1992-6-18 ROB 93 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI33444  Crypsis schoenoides David J. Keil 1983-10-21 17995 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  OBI52734  Crypsis schoenoides David J. Keil, with V. L. Holland 1991-8-22 22568 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
  POM318742  Cryptantha Patricia Wilder 1969-3-29 4482 San Luis Obispo Los Berros Road at junction with dirt road heading WNW, 1.5 miles SW of Los Berros on Nipomo Mesa; Los Berros Creek drainage area. 76 Comment
  CAS-BOT-BC189424  Cryptantha circumscissa R. F. Hoover 1947-4-26 7082 San Luis Obispo 3 miles NE of Pozo Comment
  UC1950218  Cryptantha clevelandii Barbara Ertter 1989-5-23 8485 San Luis Obispo Unical Oil Refinery ca 4 airmiles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area Comment
  OBI20724  Cryptantha clevelandii var. florosa Robert F. Hoover 1946-6-1 6110 San Luis Obispo E of summit on Cambria-Templeton rd Comment
  POM180537  Cryptantha clevelandii var. florosa Roxana S. Ferris 1929-4-15 7641 San Luis Obispo 2 miles north of Morro on the coast road, Comment
  SBBG20700  Cryptantha clevelandii var. florosa D. E. Breedlove 1962-4-1 2102 San Luis Obispo Nipomo Plain, on Hwy 101, 2.3 mi N of Santa Maria River 91 Comment
  SJSU3351  Cryptantha intermedia C. W. Sharsmith 1962-4-21 6849 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak, Temblor Range Comment
Read comments
May 9 2013
  UCSB15055  Cryptantha intermedia 1962-3-29 San Luis Obispo Western edge of Carrizo Plain, 2.2 miles west of north edge of Soda Lake, on Turkey Camp Well Road 685 Comment
  SFV3092A  Cryptantha leiocarpa E. R. Chandler 1963-6-23 1321 San Luis Obispo Oso Flaco Lake. Lee side or protected areas on sand dunes nearest ocean. 5 Comment
  SBBG93807  Cryptantha microstachys S. A. Junak 1990-5-1 4270 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  UC280521  Cryptantha nevadensis Alice Eastwood 1902-6-10 San Luis Obispo Santa Margarita Comment
  SBBG49103  Cuscuta californica J. Copeland 1974-2-17 1044 San Luis Obispo Grand View Mesa, Nipomo Comment
  OBI57731  Cuscuta occidentalis David J. Keil 1998-7-2 27902 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  OBI43094  Cuscuta pacifica var. papillata David J. Keil 1985-6-8 18783 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Along ridge S of the Arroyo Comment
  UC1928159  Cynara cardunculus subsp. flavescens David Keil 2008-8-30 30558 San Luis Obispo Huasna Road southeast of Arroyo Grande, 3 miles southeast of junction with Branch Mill Road. 35 08'13.61''N x 120 29'19''W. 107 Comment
  OBI22348  Cynodon dactylon Jim Heaston 1955-10-6 5 San Luis Obispo Cal Poly Comment
  OBI22349  Cynodon dactylon Robert D. Page 1962-4-20 83 San Luis Obispo Along lawn grass in San Luis Obispo Comment
  OBI43382  Cynodon dactylon Eric Wise 1981-7-26 945 San Luis Obispo Shepperd's Reservoir, Cal Poly [San Luis Obispo] Comment
  OBI59507  Cynoglossum grande David J. Keil, with V. L. Holland 2001-4-7 29252 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
  SBBG107681  Cynoglossum grande C. B. Hardham 1959-3-13 4042 San Luis Obispo Cypress Mtn Comment
  CAS-BOT-BC114476  Cyperus eragrostis Ernest C. Twisselmann 1954-11-7 1652 San Luis Obispo Chris Twisselmann Ranch Comment
  OBI35116  Cyperus erythrorhizos Eric Wise 1981-9-29 1224 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Wittenberg Crk, lopez lake Comment
  OBI60027  Cyperus niger David J. Keil, V. L. Holland 1992-5-28 23164 San Luis Obispo Canada Verde between San Luis Obispo and Arroyo Grande along SW side of hwy 227, on Silva Property near Patchett Rd Comment
  RSA759024  Cyperus niger David J. Keil 2002-9-12 29921 San Luis Obispo North of Arroyo Grande, West Ormonde Road, about 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 West Ormonde Road. 107 Comment
  UC1927956  Cyperus niger David Keil 2002-9-12 29921 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road Comment
  UC1296378  Cystopteris fragilis R. F. Hoover 1950-6-2 7968 San Luis Obispo trail from Stoney Creek to Colwell Mesa Comment
  RSA0039775  Datisca glomerata LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6498 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
  IRVC29306  Datura stramonium G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8834 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  RSA661848  Daucus pusillus Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Deep into eastern part of dunes, ca. 2 mi. S of Oso Flaco Creek, NE of Hidden Willow Valley. Comment
  JEPS50748  Deinandra corymbosa Rimo Bacigalupi 1967-6-27 9294 San Luis Obispo 0.5 mi n Piedras Blancas Point Comment
  CAS-BOT-BC299172  Deinandra corymbosa subsp. corymbosa John Thomas Howell 1929-10-13 4496 San Luis Obispo 2 1/2 miles n. of Cambria Comment
  CAS-BOT-BC293929  Deinandra fasciculata David D. Keck; Wm. M. Hiesey 1940-5-31 5142 San Luis Obispo South city limit of San Luis Obispo Comment
  CAS-BOT-BC299360  Deinandra increscens subsp. increscens Frank W. Peirson 1920-7-31 2233 San Luis Obispo Morro Bay Comment
  OBI16169  Deinandra increscens subsp. increscens Fred W. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  SBBG47365  Deinandra increscens subsp. increscens J. Copeland 1973-8-31 1005 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, 2 mi W of Hwy 101 Comment
  OBI16168  Deinandra increscens subsp. increscens Robert F. Hoover 1946-8-24 6334 San Luis Obispo Near Laguna near San Luis Obispo Comment
  UC1321228  Deinandra increscens subsp. increscens R. F. Hoover 1966-9-12 9978 San Luis Obispo just n Hidden Valley Hot Springs (site of Bellevue-Santa Fe School) Comment
  UC1285362  Deinandra lobbii R. F. Hoover 1963-7-31 8592 San Luis Obispo near junction of San Marcos Road with road from Paso Robles to Nacimiento Dam Comment
  OBI16105  Deinandra pentactis Robert F. Hoover 1966-9-16 10037 San Luis Obispo 3 mi N of Santa Margaria (jctn of Carmel rd with Old hwy 101) Comment
  UCD135698  Deinandra pentactis Bruce G. Baldwin 1988-8-22 717 San Luis Obispo San Luis Obispo County: north of Templeton, immediately east of California State Highway 101 along Las Tablas Road. Comment
  OBI79074  Delairea odorata David J. Keil 2013-8-19 31897 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  CAS-BOT-BC292112  Delairea odorata W. R. O. 1974-2-9 1216 San Luis Obispo Morro Bay. N.W. of Power Station Comment
  CAS-BOT-BC11069  Delphinium californicum Clare Butterworth Hardham 1960-5-21 5840 San Luis Obispo Juhl Corrals west of Templeton, Santa Rita Canyon Comment
  OBI10660  Delphinium californicum Robert F. Hoover 1967-6-5 10621 San Luis Obispo Arroyo Grande just below confluence of Lopez Cyn (dam site) Comment
  CAS-BOT-BC8689  Delphinium gypsophilum Roxana Stinchfield Ferris 1939-5-23 9755 San Luis Obispo about 4 miles east of Templeton in higher foothills 426 Comment
  CAS-BOT-BC8681  Delphinium gypsophilum Roxana Stinchfield Ferris 1955-5-23 12799 San Luis Obispo Summit of grade along road from Creston to Shandon (4.5 mi. N of cemetery) Comment
  JEPS13309  Delphinium gypsophilum subsp. gypsophilum Rimo Bacigalupi with G. T. Robbins and R. S. Ferris 1955-5-23 5189 San Luis Obispo 4.5 mi n Creston Cemetery (along road between Creston and Shandon, near summit of grade beside cultivated grainfields) 457 Comment
  UC552353  Delphinium gypsophilum subsp. parviflorum A. S. Albert 1936-4-13 San Luis Obispo Comment
  UCSB26608  Delphinium nudicaule Ketcham, A. 1968-4-3 San Luis Obispo upper end of Lopez Canyon Road Comment
  OBI81095  Delphinium parryi Michael Walgren 2015-2-20 439 San Luis Obispo hills behing Del Mar Park in northern Morro Bay 109 Comment
  POM100721  Delphinium parryi Marcus E. Jones 1882-5-5 s.n. San Luis Obispo San Luis Obispo. Comment
  UC648286  Delphinium parryi subsp. blochmaniae Alice Eastwood 1940-4-14 San Luis Obispo Nipomo Mesa Comment
  UC454017  Delphinium parryi subsp. eastwoodiae unknown May 1906 641 San Luis Obispo Poly Canyon Comment
  OBI65261  Delphinium parryi subsp. parryi D. R. Miller 2004-5-12 504 .773 San Luis Obispo Pine Mt region. In Tobacco flats area. From Tony Clarke's land near end of bear cyn Comment
  OBI19903  Delphinium recurvatum Walter F. Chesbro 1978-5-6 121 San Luis Obispo N of Soda Lake Rd, 19 mi E of Soda Lake Comment
  RSA0029686  Delphinium umbraculorum Harlan Lewis, C. Epling 1947-5-2 s.n. San Luis Obispo 3.7 - 4 miles south of Klau Comment
  OBI35293  Dendromecon rigida Melody Dickens 1980-5-30 31 BH San Luis Obispo Black Hill, Morro Bay State park Comment
  RSA0037305  Dendromecon rigida LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6482 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  OBI22310  Deschampsia cespitosa Robert F. Hoover 1964-6-13 9108 San Luis Obispo Near Arroyo del Oso, N of Piedras Blancas Pt Comment
  CAS-BOT-BC201621  Deschampsia danthonioides Clare B. Hardham 1959-4-12 4234 San Luis Obispo Cambria Comment
  CAS-BOT-BC201616  Deschampsia danthonioides Ernest C. Twisselmann 1954-5-15 1479 San Luis Obispo At Palo Prieta Summit, 8 miles south of Cholame 667 Comment
  OBI20329  Deschampsia danthonioides David J. Keil 1979-4-8 13037 San Luis Obispo 2 mi S of Calif Valley along Soda Lake Rd 579 Comment
  OBI59030  Deschampsia danthonioides David J. Keil 1998-5-6 27104 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI59044  Deschampsia danthonioides David J. Keil 1998-4-30 26991 San Luis Obispo 1.5 miles from Hwy 58 on Red Hill Rd. Los Padres National Forest. Comment
  OBI59213  Deschampsia elongata Michael Curto 2001-5-31 29528 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CAS-BOT-BC201838  Deschampsia elongata Clare B. Hardham 1959-5-15 4669 San Luis Obispo Headwater Las Tables [Tablas] Creek Comment
  OBI15113  Descurainia pinnata Robert F. Hoover 1966-4-2 9797 San Luis Obispo E side of Soda Lake, Carrizo Plain Comment
  OBI62504  Descurainia pinnata L. D. Oyler, David J. Keil 1990-5-10 1126 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake S and W across dunes, E to Quercus agrifolia, and W again to coast Comment
  UCD147336  Descurainia sophia Rachelle Boul; M. Gordon, MJ Colletti 2010-4-20 CARR 1595 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument. 834 Comment
  CAS-BOT-BC402527  Dicentra ochroleuca David D. Keck 1933-5-4 2175 San Luis Obispo Headwaters of Las Tablas Creek, near summit of grade, east side of Cypress Mtn. 579 Comment
  RSA216844  Dichanthelium acuminatum var. fasciculatum Robert F. Hoover 1966-9-13 10012 San Luis Obispo Cambria. Comment
  UC917009  Dichelostemma capitatum R. Bacigalupi 1949-4-8 3084 San Luis Obispo hill between ocean and Cambria (at Cambria Pines); Cambria Pines Comment
  UC455039  Diervilla X hybrida I. J. Condit 1911-4-20 San Luis Obispo San Louis Obispo, Calif. Comment
  SBBG66799  Diplacus aurantiacus J. R. and R. C. Robbins 1932-6-9 San Luis Obispo 12 mi from Cayucos 457 Comment
  SEINET260464  Diplacus fremontii David M. Thompson 1989-1 1006 San Luis Obispo 0.5 mi W of Shell Cr (Camatti Cyn) Rd along Hwy 58, S side of rd 445 Comment
  CAS-BOT-BC153166  Diplacus fremontii Clare B. Hardham 1956-5-31 821 San Luis Obispo Adelaida Rd. Comment
  OBI4149  Distichlis spicata Julie R. Potter 1969-4-30 32 San Luis Obispo Morro Bay State Park Comment
  OBI43368  Distichlis spicata Eric Wise 1981-6-7 510 San Luis Obispo Cuyama River, 26.5 mi W of New Cuyama Comment
  OBI6271  Distichlis spicata Larry E. Brown 1971-5-6 1978 San Luis Obispo At Hazard Cyn in Montana de Oro State Park Comment
  UCD64450  Distichlis spicata P. L. Johannsen 1937-6-2 1190 San Luis Obispo San Luis Obispo Co.: 2 miles ENE of Goat Springs. 762 Comment
  OBI10741  Dodecatheon clevelandii Robert F. Hoover 1948-4-16 7452 San Luis Obispo Eagle Ranch, S of Atascadero Comment
  UC570364  Dodecatheon clevelandii subsp. insulare H. C. Lee 1936-2-13 397 San Luis Obispo 1 mi se Arroyo Grande; Arroyo Grande Quad. 91 Comment
  RSA15712  Dodecatheon clevelandii subsp. insulare Carl B. Wolf 1929-4-13 3458 San Luis Obispo North base of Cuesta Grade. 427 Comment
  UC639022  Dodecatheon clevelandii subsp. insulare Bernard Miossi 1940-3-20 235 San Luis Obispo 300 yards from San Luis Creek (one mi n of San Luis Obispo); 300 yds from San Luis Creek, n of San Luis Obispo 76 Comment
  SBBG118287  Draba verna M. Wetherwax, E. Painter 2001-2-21 CR 134 San Luis Obispo above Boy Scout Rd, S of Nacimiento River; Camp Roberts 260 Comment
  OBI25253  Drosanthemum floribundum Robert Jones 1971-5-24 18 San Luis Obispo Laguna Lake residential area, W of San Luis Obispo on Madonna Rd Comment
  OBI66975  Drymocallis glandulosa var. glandulosa D. R. Miller 1994-5-5 594 -318 San Luis Obispo Pine Mtn region. Cyn Trl, down from Pear Tree; Pico Crk drainage 805 Comment
  CAS-BOT-BC70975  Dryopteris arguta Alice Eastwood 1926-5-3 13794 San Luis Obispo Avila Comment
  SBBG104852  Dryopteris arguta M. D. Proctor, E. A. Young 1993-4-17 ROB 473 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  UCR103969  Dryopteris arguta George K. Helmkamp 1997-6-22 2081 A San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  OBI72881  Dudleya abramsii subsp. murina David J. Keil 1988-1 20820 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  SBBG118344  Dudleya blochmaniae subsp. blochmaniae E. Painter, M. Wetherwax 2000-5-14 SLO 114 San Luis Obispo near California Mens Colony prison; Camp San Luis Obispo 160 Comment
  UCD101876  Dudleya caespitosa Daryl Koutnik 1978-6-19 541 San Luis Obispo San Luis Obispo County: San Bernardo Creek. 91 Comment
  UC1127104  Dudleya lanceolata T. M. Hendrix 1939-5-17 1038 San Luis Obispo 1.1 mi n Branch Mtn; Branch Mtn Quadrangle, Los Padres National Forest 853 Comment
  UCD101921  Dudleya lanceolata G. F. Hrusa; D. Ragan 1995-6-20 12381 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area, near summit of Mt. Lowe. 750 Comment
  OBI29466  Dudleya palmeri Melissa Luckow 1981-6-25 716 San Luis Obispo Just N of San Simeon Beach Comment
  UC1015435  Dudleya palmeri Jack Whitehead 1946-6-13 289 San Luis Obispo San Simeon Comment
  UC1127120  Dudleya pulverulenta var. arizonica T. M. Hendrix 1937-5-27 226 San Luis Obispo 1 mi nne Navajo; Pozo Quad. 548 Comment
  OBI44978  Dysphania multifida David J. Keil 1984-7-20 18301 San Luis Obispo Baywood Park at corner of 4th Street and Santa Maria 15 Comment
  SFV17437  Eastwoodia elegans P. M. Schiffman 1998-5-28 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area near hillside near Elkhorn Road. Comment
  CAS-BOT-BC197036  Echinochloa colona Ernest C. Twisselmann 1954-7-24 1463 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  OBI30713  Echinochloa crus-galli Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI23029  Echinodorus berteroi David J. Keil 1979-10-27 13664 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI78526  Echinodorus berteroi Eric Wise 1981-7-10 916 San Luis Obispo Santa Margarita Lake Comment
  SEINET8466412 Image available Echinodorus berteroi D. Keil 1979-1 13664 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  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
  OBI3760  Ehrendorferia chrysantha Elizabeth Rudd 1971-6-10 294 San Luis Obispo 3 mi NE of Santa Margarita 427 Comment
  CAS-BOT-BC208506  Ehrharta calycina John Thomas Howell 1967-4-27 42075 San Luis Obispo Along highway near Nipomo. Comment
  CAS-BOT-BC113426  Eleocharis bella Ernest C. Twisselmann 1969-4-28 15217 San Luis Obispo Estrella Plains: Hwy 46, 1.5 mi E of Paso Robles. 205 Comment
  OBI35141  Eleocharis coloradoensis Eric Wise 1983-6-30 1717 San Luis Obispo Santa Margarita Lake: Man made reservoir in salinas River chnl Comment
  OBI35162  Eleocharis macrostachya Eric Wise 1981-6-15 599 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Turri Rd, 1mi E of So. Bay Blvd Comment
  JEPS99319  Eleocharis parishii Clare B. Hardham 1957-6-4 2067 San Luis Obispo 10 mi N of Paso Robles (Oak Flat Road, San Marcos Creek) Comment
  CAS-BOT-BC112225  Eleocharis rostellata R. F. Hoover 1950-5-11 7908 San Luis Obispo Upper Arroyo Grande above County Park, in a boggy spot. Comment
  RSA201612  Eleocharis rostellata Robert F. Hoover 1950-5-11 7908 San Luis Obispo Upper Arroyo Grande above County Park Comment
  UCD61376  Elymus elymoides P. Schiffman 1995-5-29 s.n. San Luis Obispo San Luis Obispo County: S of California Valley on Belmont Trail near intersection with Cambria Rd. Carrizo Plain (but not within the Natural Area boundaries). Comment
  OBI29018  Elymus glaucus David J. Keil 1982-6-4 16179 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  OBI3892  Elymus glaucus Elizabeth Rudd 1971-5-23 272 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI3064  Elymus glaucus Larry E. Brown 1970-4-5 1764 San Luis Obispo Cuesta Ridge near TV tower N of San Luis Obispo Comment
  OBI3020  Elymus multisetus Larry E. Brown 1971-4-13 1939 San Luis Obispo In the Cal Poly botanical area in Poly Cyn Comment
  UC60825  Elymus trachycaulus Jos. Burtt Davy Jun 1 1901-Jun 2 1901 7587 San Luis Obispo Templeton Comment
  OBI31308  Elymus triticoides Joy Nishida 1982-7-22 505 San Luis Obispo 1.7 mi S of American Cyn campground 488 Comment
  OBI66268  Emmenanthe penduliflora David J. Keil 1997-4-18 26190 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
  SEINET1909581  Encelia californica George K. Helmkamp 2004-1 8251 San Luis Obispo Central Coast: Riverside Road at the low end of Nipomo Mesa beside Division Road 46 Comment
  UCR91824  Encelia californica George K. Helmkamp 1996-5-24 1006 San Luis Obispo Inner South Coast Range, Along Calif. Hwy 166, 0.5 mi west of the SLO county line, east of Cuyama River 814 Comment
Read comments
Nov 19 2009
  CAS-BOT-BC392246  Enemion occidentale Clare B. Hardham 1962-3-24 8927 San Luis Obispo Santa Lucia Mountains. San Marcos Creek, Adelaide Comment
  CAS-BOT-BC81665  Ephedra californica R. F. Hoover 1950-4-12 7796 San Luis Obispo Panorama Hills near base of Crocker Grade Comment
  OBI33930  Epilobium brachycarpum David J. Keil 1983-10-21 17990 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  UCD105948  Epilobium campestre Ernest C. Twisselmann 1962-7-12 7426 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon. 609 Comment
  OBI11883  Epilobium canum Robert F. Hoover 1965-9-29 9680 San Luis Obispo Santa Lucia Range; Tassajera crk Comment
  OBI41029  Epilobium canum Daniel S. Nixon 1983-11-5 1 San Luis Obispo 1.15 mi NE of avila Beach, next to San Luis creek, on northside of hill Comment
  SBBG34828  Epilobium canum subsp. canum Mrs. R. W. Summers -Jul-1884 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI27762  Epilobium canum subsp. canum David J. Keil 1980-9-21 14237 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk Cyn Comment
  CAS-BOT-BC166833  Epilobium canum subsp. latifolium Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  OBI12054  Epilobium ciliatum Robert F. Hoover 1947-4-18 6963 San Luis Obispo Near Piedras Blancas Point Comment
  UC1713139  Epilobium ciliatum subsp. watsonii I. J. Condit June 1912 San Luis Obispo San Carpojo Coast Comment
  OBI33117  Epilobium densiflorum David J. Keil 1983-9-10 17949 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI61055  Epilobium densiflorum P. A. Holden 1968-6-15 439 San Luis Obispo Along Creston Rd about 6 mi from jctn with hwy 58 Comment
  UCSB17428  Epilobium densiflorum Hardham, Clare San Luis Obispo Waterdog Creek, Santa Lucia Mts 609 Comment
  OBI82564  Equisetum laevigatum David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33537 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  RSA0020857  Eragrostis mexicana subsp. virescens David J. Keil 2012-7-18 31425 San Luis Obispo Oceano. 1731 Railroad Street, near intersection with Ocean Street. 8 Comment
  UCD64391  Eragrostis pectinacea Ernest C. Twisselmann 1967-9-8 13672 San Luis Obispo San Luis Obispo County: T. Franklin Twisselmann residence, Choice Valley. 640 Comment
  CAS-BOT-BC284158  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1954-10-31 1651 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County, Temblor Range and the western San Joaquin Valley Comment
  RSA304026  Eremalche parryi Jim R. Shevock 1971-4-5 888 San Luis Obispo Twisselmann Ranch. 625 Comment
  CAS-BOT-BC209633  Eremalche parryi Ernest C. Twisselmann 1958-4-29 4384 San Luis Obispo Temblor Range and the Western San Joaquin Valley. North end of Panorama Hills 746 Comment
  OBI51428  Eremalche parryi subsp. kernensis David J. Keil, Kathleen Keil 1992-4-11 22788 -2 San Luis Obispo Calif Valley, Carissa Plain. Belmont Trl ca. 2 mi E of Soda Lake Rd at intersection with small cross rd Comment
  SFV20409  Eremalche parryi subsp. parryi S. Kimball 2005-4-6 460 San Luis Obispo Carrizo Plain Carrizo Plain. Hills above wash, road from Travers Ranch. 745 Comment
  UC496111  Eremothera boothii subsp. decorticans Mrs. Frank Hatch 1932-4-4 San Luis Obispo Pala Prieta Bitterwater Valley (e San Luis Obispo Co.) Comment
  CAS-BOT-BC514340  Eriastrum densifolium subsp. austromontanum Ernest C. Twisselmann 1955-6-16 2180 San Luis Obispo La Panza Range. Syncline Hill, 1 mi W of San Juan River [A. Day queried: east of?] on Carrisa Plains Road 548 Comment
  HSC36624  Eriastrum densifolium subsp. densifolium J. D. Ackerman, A. M. Montalvo 1975-6-25 513 San Luis Obispo Baywood Park, S end of Morro Bay, E end of Santa Ysabel Ave. near 16th St. Comment
  UC1315057  Eriastrum densifolium subsp. elongatum R. F. Hoover 1967-6-4 10592 San Luis Obispo canyon near north end Elkhorn Plain; Temblor Range Comment
  UC716215  Eriastrum densifolium subsp. elongatum Roxana S. Ferris 1939-6-9 9773 San Luis Obispo Atascadero; n edge Comment
  RSA0107360  Eriastrum densifolium var. patens David J. Keil 1982-6-27 16323 San Luis Obispo Hills overlooking Los Osos from the south. Comment
  RSA0019323  Eriastrum hooveri Greg Wilvert 2005-5-4 381 San Luis Obispo Southeast half of the Caliente Range: S end of Quail Canyon. 738 Comment
  CAS-BOT-BC187968  Eriastrum luteum Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5240 San Luis Obispo Near summit of Parkhill Road, 3.4 miles W of its junction with Las Pilitas Road, 10 miles E of Santa Margarita 533 Comment
  UC1315103  Eriastrum pluriflorum R. F. Hoover 1967-6-4 10618 San Luis Obispo on Hwy 58 between San Juan River and Carrizo Plain Comment
  CAS-BOT-BC514845  Eriastrum pluriflorum subsp. pluriflorum John Thomas Howell 1948-6-15 24378 San Luis Obispo Gillis Canyon, SE of Shandon 457 Comment
  OBI11568  Eriastrum pluriflorum subsp. pluriflorum Eben McMillan 1952-6-19 157 San Luis Obispo Eight miles South of Soda Lake, Carissa Plains, San Luis Obsipo. Comment
  SBBG93914  Ericameria arborescens S. A. Junak, D. Young, T. Ayers 1989-8-24 4146 San Luis Obispo USFS Rd 29S11.3 at extreme W edge of Cuesta Ridge Botanical Area, ca. 0.5 mi W of W boundary, ca. 5.7 mi W of US Hwy 101 737 Comment
  SBBG66049  Ericameria cuneata C. F. Smith 1974-10-4 10772 San Luis Obispo Big Rocks area, just N of the Cuyama River, near lower end of Cuyama Valley Comment
  CAS-BOT-BC291294  Ericameria ericoides R. F. Hoover 1966-10-7 10129 San Luis Obispo Chalk Mountain (white hills), north side of lower Cuyama Valley Comment
  OBI23587  Ericameria ericoides D & D. Patterson, D. Patterson 1970-1-16 155 San Luis Obispo 1/4-1/2 mi from Pacific Ocean, below Oso Flaco Lake. Comment
  RSA522488  Ericameria ericoides var. ericoides David J. Keil 1986-10-13 19781 San Luis Obispo Sweet Springs area on southern shore of Morro Bay. 2 Comment
  UCD131385  Ericameria linearifolia Elise Jackson 1993-4-5 1 San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  SBBG86851  Ericameria palmeri var. pachylepis C. F. Smith 1965-10-7 9094 San Luis Obispo St Hwy 166, above Twitchell Reservoir, E of Santa Maria Comment
  OBI23422  Erigeron blochmaniae Robert F. Hoover 1969-9-23 11617 San Luis Obispo South end of Morro Bay Comment
  OBI23028  Erigeron bonariensis David J. Keil 1979-10-27 13666 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI34345  Erigeron bonariensis David J. Keil, Eric Wise 1983-8-30 17893 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI60960  Erigeron bonariensis David J. Keil, with V. L. Holland 1992-5-15 23100 San Luis Obispo Highway 46 at Shandon Rest Area. Comment
  OBI38206  Erigeron bonariensis Eric Wise 1981-9-17 1175 San Luis Obispo Berquist ranch rd. 12.8 mi N of hwy 58 on Shell Crk rd Comment
  OBI59700  Erigeron foliosus var. foliosus David J. Keil, with V. L. Holland 2001-5-29 29515 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-BC308741  Erigeron foliosus var. foliosus Ernest C. Twisselmann 1954-6-17 1376 San Luis Obispo Palo Prieta Canyon 4 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 487 Comment
  UC146422  Erigeron foliosus var. franciscensis Judge Unangst 1908-7-23 901 San Luis Obispo San Carpojo Comment
  CAS-BOT-BC300272  Erigeron sanctarum R. F. Hoover 1950-5-30 7949 San Luis Obispo Mouth of Arroyo de la Cruz (just south of) Comment
  OBI78786  Eriodictyon californicum Michael Walgren 2014-4-9 367 San Luis Obispo North coastal county at the south side of the mouth of San Carpoforo Cr. on a raised terrace of alluvium supporting coastal scrub. 6 Comment
  OBI13964  Eriodictyon crassifolium Robert J. Rodin 1970-6-18 8415 San Luis Obispo Near hwy 166 about 20 mi W of New cuyama, near southern border of county Comment
  CAS-BOT-BC188076  Eriodictyon tomentosum Alice Eastwood; John Thomas Howell 1936-5-8 2305 San Luis Obispo La Panza Mountains Comment
  SBBG6088  Eriodictyon tomentosum H. and M. Dearing 1940-6-16 4386 San Luis Obispo upper Salinas River near Pozo Comment
  OBI31548  Eriodictyon tomentosum Joy Nishida 1982-6-5 425 San Luis Obispo American cyn. .4 mi S of American Cyn campground near stream. 518 Comment
  OBI61067  Eriodictyon tomentosum P. A. Holden 1968-6-15 447 San Luis Obispo 3 mi south of Creston dump on Creston Rd about 10 mi E by road from Santa Margarita Comment
  CAS-BOT-BC248564  Eriogonum angulosum Clare B. Hardham 1959-7-2 4981 San Luis Obispo Santa Lucia Mountains. Bee Rock Comment
  CAS-BOT-BC248571  Eriogonum angulosum Ernest C. Twisselmann 1953-8-15 700 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: 7 miles south of Cholame Comment
  RSA132993  Eriogonum angulosum Clare B. Hardham 1957-10-16 2679 San Luis Obispo North shore of Nacimiento Lake near Dam Comment
  CAS-BOT-BC241673  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1955-6-16 2155 San Luis Obispo La Panza Range. Martinez Canyon near Queen Bee Mine 624 Comment
  CAS-BOT-BC241924  Eriogonum cithariforme Clare B. Hardham 1956-6-20 948 San Luis Obispo Santa Lucia Mountains. Tassajera Creek Comment
  UC534905  Eriogonum cithariforme Susan G. Stokes 1933-9-8 125 San Luis Obispo San Luis Obispo to Pismo Beach Comment
  RSA522517  Eriogonum cithariforme var. agninum David J. Keil, M. A. Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, Jim Pittman 1988-6-11 20703 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz. Comment
  CAS-BOT-BC246589  Eriogonum elegans E. L. Painter; M. Wetherwax 2000-8-18 CR- 114 San Luis Obispo Camp Roberts. Near n side of Nacimiento River, above [SW of] Twin Bridges 260 Comment
  CAS-BOT-BC249817  Eriogonum elongatum var. elongatum R. F. Hoover 1965-9-19 9619 San Luis Obispo West edge of Carrizo Plain, west of Simmler Comment
  CAS-BOT-BC249819  Eriogonum elongatum var. elongatum John Thomas Howell 1929-10-12 4460 San Luis Obispo Atascadero Creek, 4.3 miles w. of Atascadero Comment
  OBI29374  Eriogonum fasciculatum Walter F. Chesbro 1978-5-6 97 San Luis Obispo Hwy 58, 2 mi E of the intersection of hwy 58 and hwy 129 Comment
  RSA0023306  Eriogonum fasciculatum var. fasciculatum Greg Wilvert 2005-6-13 475 San Luis Obispo Southeast half of the Caliente Range, Quail Canyon. 882 Comment
  CAS-BOT-BC249988  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1969-6-24 11397 San Luis Obispo San Luis Obispo, adjacent to Cuesta Park Comment
  SBBG117492  Eriogonum fasciculatum var. polifolium M. Wetherwax, E. Painter 2000-6-12 SLO 137 San Luis Obispo W of Chorro Crk, N of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  CAS-BOT-BC250331  Eriogonum gossypinum R. F. Hoover 1950-4-2 7800 San Luis Obispo Panorama Hills near base of Crocker Grade Comment
  CAS-BOT-BC250530  Eriogonum gracile R. F. Hoover 1946-9-14 6375 San Luis Obispo Santa Margarita Comment
  SBBG28260  Eriogonum gracile S. G. Stokes 1932-8-29 11 San Luis Obispo Atascadero Comment
  CAS-BOT-BC250520  Eriogonum gracile R. F. Hoover 1969-9-13 11586 San Luis Obispo Upper Jack Creek, west of Paso Robles Comment
  OBI11083  Eriogonum gracile Robert F. Hoover 1969-7-13 11455 San Luis Obispo 2 mi S of Atascadero Comment
  POM209860  Eriogonum gracile var. gracile S. G. Stokes 1932-8-29 11 San Luis Obispo Atascadero. Comment
  JEPS96174  Eriogonum gracillimum Dana York 1995-10-3 156 San Luis Obispo 7 km e of Cholame (a few hundred meters s of Highway 41) Comment
  UC1296098  Eriogonum gracillimum R. F. Hoover 1950-4-14 7826 San Luis Obispo n end of Elkhorn Plain Elkhorn Plain Comment
  CAS-BOT-BC261149  Eriogonum gracillimum Ernest C. Twisselmann 1954-6-5 1332 San Luis Obispo Panorama Hills, Southeastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  CAS-BOT-BC261150  Eriogonum gracillimum Ernest C. Twisselmann 1954-6-5 1333 San Luis Obispo Panorama Hills, Southeastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  UC1296100  Eriogonum heermannii var. heermannii R. F. Hoover 1953-9-9 8330 San Luis Obispo Caliente Mt. Comment
  SBBG17262  Eriogonum inerme C. B. Hardham, C. Butterworth 1960-6-10 6591 San Luis Obispo Black Mtn, Highland District, E of Creston 914 Comment
  CAS-BOT-BC271979  Eriogonum nudum var. pubiflorum R. F. Hoover 1965-9-29 9664 San Luis Obispo Santa Lucia Range. Tassajera Creek Comment
  CAS-BOT-BC271988  Eriogonum nudum var. pubiflorum Ernest C. Twisselmann 1954-7-18 1439 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at Summit of Palo Prieta Canyon, 7 miles south of Cholame 594 Comment
  UC2027401  Eriogonum ordii Greg Wilvert 2005-4-14 230 San Luis Obispo Southeast Half of the Caliente Range. 1.1 km SSW of Padrones Spring. Comment
  JEPS108376  Eriogonum ordii David Gowen 2005-4-17 251 San Luis Obispo Elkhorn Road (dirt). Near base of hill on N side of dirt side road (which reaches summit?). Growing in clay soil. Comment
  CAS-BOT-BC257896  Eriogonum parvifolium Edith A. Purer 1933-7-20 5077 San Luis Obispo Northwest of Guadalupe Comment
  LA206977  Eriogonum parvifolium E. Hobbs; et al. 1977-7-13 77- 3 San Luis Obispo Montana de Oro State Park, S of Morro Bay Comment
  CAS-BOT-BC257907  Eriogonum parvifolium Alice Eastwood 1927-7-29 14938 San Luis Obispo Morro Sands Comment
  OBI10955  Eriogonum roseum Robert F. Hoover 1969-9-9 11576 San Luis Obispo Santa Lucia Range. 4 mi W of Paso Robles on rd to Nacimiento Dam Comment
  CAS-BOT-BC263443  Eriogonum temblorense John Thomas Howell; E. C. Twisselmann 1969-4-14 45497 San Luis Obispo Polonio Pass 539 Comment
  UCD163542  Eriogonum viridescens CNPS Melinda Elster; Sara Taylor 2015-5-12 CARR- 962 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 780 Comment
  CAS-BOT-BC264886  Eriogonum viridescens James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-16 6465 San Luis Obispo Along Shell Creek Road, 1.2 mile north of California Highway 58, about 11 airline miles southeast of Creston 426 Comment
  OBI10935  Eriogonum viridescens Robert F. Hoover 1949-6-4 7748 San Luis Obispo San Juan river on Pozo-Simmler rd Comment
  RSA163756  Eriogonum viridescens Clare B. Hardham 1963-6-20 10832 San Luis Obispo Freeborn Mt. Comment
  CAS-BOT-BC304106  Eriophyllum confertiflorum M. Petroelje 1998-5-19 s.n. San Luis Obispo Camp San Luis Obispo. NE facing slope, ca 1.9 miles NW of Alpha Range, W of Whiskey Springs 475 Comment
  OBI16506  Eriophyllum confertiflorum Vrmeer 1955-5-7 41 San Luis Obispo Poly Cyn, near Dump, hillside above road Comment
  RSA586245  Eriophyllum confertiflorum F. L. Johnson, E. A. Young 1993-5-26 ROB 0628 San Luis Obispo Whiskey Spring Comment
  OBI47515  Eriophyllum confertiflorum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19230 San Luis Obispo SW flank of Temblor Range. T31S, R21E NW corner of sect 17 and SW corner of Sect. 8. 3.05 mi E of road to center of CArrizo Plain to unnamed fdirt road. Comment
  UC1118354  Eriophyllum confertiflorum var. confertiflorum B. Bolt 1936-1-21 554 San Luis Obispo 1st peak nw Cerro San Luis Obispo; San Luis Obispo Quad. 304 Comment
  JEPS27059  Eriophyllum multicaule Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7438 San Luis Obispo 1.5 mi w Bee Rock (old Lynch Ranch (see Bradley 15 ed. of 1919 USGS sheet), just n of Tierra Redonda Mtn., n San Luis Obispo County) 341 Comment
  OBI4322  Eriophyllum multicaule William Lester 1969-4-4 139 San Luis Obispo In Los Osos; stabilized areas behind the sand dunes Comment
  POM68505  Eriophyllum multicaule Nicholson 1925-3-8 s.n. San Luis Obispo West of Nipomo Comment
  OBI54358  Eriophyllum pringlei George Butterworth 1995-3-30 23 San Luis Obispo Carrizo Plain Natural Area. T11N R26W, S4, NW qtr. 150 yds SW of Soda Lake Rd, 20 yds W of Wells Rd Comment
  SBBG124863  Eriophyllum pringlei C. B. Hardham 1960-4-20 5476 San Luis Obispo E branch Huerhuero River, Santa Margarita-Pozo Rd Comment
  CAS-BOT-BC301905  Eriophyllum pringlei Alice Eastwood; John Thomas Howell 1936-5-8 2344 San Luis Obispo 7 miles east of La Panza Comment
  OBI35401  Eriophyllum staechadifolium Helen Jones 1982-9-21 97 San Luis Obispo Piedras Blancas Point Comment
  SBBG18413  Eriophyllum staechadifolium E. R. Blakley 1963-6-23 6020 San Luis Obispo Oso Flaco Lake 3 Comment
  UCR161667  Eriophyllum staechadifolium George K. Helmkamp, E. A. Helmkamp 2005-5-17 9502 San Luis Obispo Central Coast, 2.5 mi WNW of San Simeon; along Calif. Highway 1 11 Comment
  OBI81304  Erodium botrys Megan E. Coletti, Hayley Dougan, Kendall Andres 2015-4-29 1 San Luis Obispo El Chorro Regional Park, off of Dairy Creek Road just past San Luis Obispo Botanical Garden. Comment
  RSA709061  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2005-4-17 9366 San Luis Obispo Central Coast: Corbett canyon, 2.3 miles N of Hwy CA-227 in Arroyo Grande. 81 Comment
  OBI50275  Erodium cicutarium Tawney Odegard 1985-6-29 30 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
  SBBG119089  Erodium cicutarium M. Wetherwax, E. Painter with J. Olson 2002-3-28 SLO 227 San Luis Obispo Guard Hill Rd; Camp San Luis Obispo 200 Comment
  UCR140086  Erodium cicutarium George K. Helmkamp 2004-2-11 8274 San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  OBI14103  Erodium moschatum Jim Heaston 1955-10-9 21 San Luis Obispo Cal Poly San Luis Obispo Comment
  UCR140133  Erodium moschatum George K. Helmkamp 2004-2-19 8299 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, along Mesa View Dr (Calif. Hwy 1), 0.2 mi south of the jct with Halcyon Rd. 61 Comment
  CAS-BOT-BC41446  Eruca vesicaria subsp. sativa John Thomas Howell 1956-3-22 31127 San Luis Obispo Roadside just west of Cholame. Comment
  CAS-BOT-BC211083  Eryngium aristulatum var. hooveri R. F. Hoover 1946-8-24 6328 San Luis Obispo Laguna near San Luis Obispo Comment
  CAS-BOT-BC54478  Erysimum capitatum Ira L. Wiggins 1932-3-21 5805 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  CAS-BOT-BC54457  Erysimum capitatum Alice Eastwood; John Thomas Howell 1938-6-13 5901 San Luis Obispo Near Cholame. Comment
  CAS-BOT-BC54471  Erysimum capitatum Ernest C. Twisselmann 1954-3-21 906 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 6 miles south of US 466. 579 Comment
  OBI15037  Erysimum capitatum var. capitatum Robert F. Hoover 1968-4-17 11048 San Luis Obispo Elkhorn Hills Comment
  RSA216779  Erysimum capitatum var. capitatum Robert F. Hoover 1968-4-17 11048 San Luis Obispo Elkhorn Hills. Comment
  JEPS53559  Erysimum capitatum var. capitatum W. L. Jepson 1932-4-3 16233 San Luis Obispo on the mesa Elkhorn Plain 762 Comment
  OBI15074  Erysimum capitatum var. capitatum Neil Havlik 1967-5-19 55 San Luis Obispo 3 mi E of Santa Margarita, in Calf Cyn Comment
  POM306665  Erysimum suffrutescens Henry J. Ramsey, Henry J. Ramsey 1940-4-21 1490 San Luis Obispo Morro Bay region. Comment
  SBBG112841  Erysimum suffrutescens C. B. Hardham 1957-11-2 2717 San Luis Obispo Morro Rock Comment
  SFV1476  Erysimum suffrutescens M. A. Piehl 1963-4-21 6387 San Luis Obispo Dunes at south end of Morro Bay, about 2 miles west of Los Osos. 9 Comment
  UC1126649  Erysimum suffrutescens H. C. Lee 1936-2-21 408 San Luis Obispo Black Lake Canyon Arroyo Grande Quadrangle Comment
  UC1532834  Erysimum suffrutescens Robert F. Thorne 1968-6-7 37753 San Luis Obispo sand dunes w Oso Flaco Lake (between Oceano and Guadalupe); Oso Flaco Dunes 10 Comment
  CAS-BOT-BC55226  Erysimum suffrutescens G. B. Rossbach 1955-5-2 591 San Luis Obispo Lower northeast slope of Morro Rock. Comment
  SD245483  Erythranthe cardinalis David Keil 2013-7-6 31824 San Luis Obispo Prefumo Canyon Road. Creek bottom just upstream of bridge 3. 99 Comment
  UCR104967  Eschscholzia caespitosa George K. Helmkamp 1997-6-20 2052 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  CAS-BOT-BC403520  Eschscholzia californica John Thomas Howell 1931-3-21 5927 San Luis Obispo Cuyama Valley, 38 miles east of Santa Maria Comment
  OBI31717  Eschscholzia californica Smeltzer, Turnquist 1982-5-7 123 San Luis Obispo On the NE side of Laguna Lake Park Comment
  OBI50306  Eschscholzia californica Tawney Odegard 1985-3-10 16 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley Rd after passing "Golf Course" sign, turn right on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi MBKR site is on the left Comment
  CAS-BOT-BC403512  Eschscholzia californica Ernest C. Twisselmann 1953-8-16 704 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ranch grounds: Chris Twisselmann Ranch, 2 miles south of Cholame Comment
  RSA43820  Eschscholzia californica var. maritima D. F. Howe 1948-8-17 s.n. San Luis Obispo Coast Comment
  UC575279  Eschscholzia lemmonii David D. Keck and J. Clausen 1935-4-9 3084 San Luis Obispo Cholame 460 Comment
  UCD95233  Eschscholzia lemmonii G. F. Hrusa 1998-3-28 14181 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area. On steep, E-facing slope above headwaters of Bitterwater Ck. Immediately to E of MU Ranch and S of Elkhorn Grade Rd. at South end of Carrizo Plain; 3 miles N of Highway 166 intersection. 850 Comment
  CAS-BOT-BC76471  Eschscholzia lemmonii Ernest C. Twisselmann 1962-4-2 6750 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Davidson Hills just east of Grant's Lake. 594 Comment
  UC1004698  Eschscholzia lemmonii J. M. Tucker 1952-4-19 2351 San Luis Obispo ne Caliente Mountain (foothills on s border of Plain); Carrizo Plain Comment
  UC1296232  Eschscholzia rhombipetala R. F. Hoover 1950-3-31 7775 San Luis Obispo La Panza District La Panza District Comment
  HSC91570  Eucalyptus cladocalyx Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park, Hayard Canyon. Comment
  UCR132025  Eucalyptus globulus George K. Helmkamp 2003-9-10 8139 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI43305  Eucalyptus globulus David J. Keil 1985-6-8 18784 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon. In bed of Arroyo del Oso 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
  OBI12252  Eucalyptus sideroxylon Jack M. Farrell 1955-2-21 109 San Luis Obispo Cal Poly campus Comment
  OBI22800  Eucalyptus tereticornis Patrick Amaya 1972-2-19 10 San Luis Obispo Cal Poly campus, next to Ag Engr bldg Comment
  OBI79272  Eucrypta chrysanthemifolia David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31331 San Luis Obispo Western end of San Luis Range. Field Ranch, Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant, and south of Montana de Oro State Park 165 Comment
  JEPS116194  Eucrypta chrysanthemifolia var. chrysanthemifolia M. Wetherwax, E. L. Painter 2003-3-19 CR- 403 San Luis Obispo Camp Roberts. At top of palisades above Nacimiento River and Boy Scout Road. Comment
  RSA760735  Euphorbia helioscopia David J. Keil 2006-3-5 30425 San Luis Obispo Los Osos Valley Road, just east of overpass over US Route 101 and San Luis Creek. Agricultural field just south of road. Comment
  OBI14374  Euphorbia lathyris Dave Heffner 1967-11-23 14 San Luis Obispo Los Osos Valley rd 2 mi from the town of Los Osos Comment
  UCSB3595  Euphorbia lathyris Ralph, F. 1959-4-11 San Luis Obispo Along County Road near the corner of Olan Avenue, 0.4 mile from Hwy. 1 on the way to Cambria Pines 152 Comment
  UCR118350  Euphorbia maculata George K. Helmkamp, E. A. Helmkamp 2000-9-1 5961 San Luis Obispo Los Osos, Martingale at Buckskin 30 Comment
  OBI68365  Euphorbia serpillifolia subsp. serpillifolia David J. Keil 2003-8-20 30281 San Luis Obispo Foothill Road near San Luis Obispo, halfway between O'Connor Way and Los Osos Valley Road at bridge over seasonal drainage Comment
  UC57511  Euphorbia spathulata J. H. Barber 1901-3-24 A 10 San Luis Obispo Estrella Plains Comment
  CAS-BOT-BC310715  Euthamia occidentalis R. F. Hoover 1966-9-16 10027 San Luis Obispo Santa Margarita Creek 2 mi. n. of Santa Margarita Comment
  OBI29943  Euthamia occidentalis David J. Keil 1977-10-22 s.n. San Luis Obispo 1/4 mi E of jctn with South Bay Blvd along Turri rd Comment
  SD40218  Extriplex californica Edith A. Purer 1940-8-2 7987 San Luis Obispo Oso Flaco Lake Comment
  OBI21815  Festuca bromoides Robert F. Hoover 1964-4-14 8712 San Luis Obispo San Luis Obispo Comment
  OBI30742  Festuca bromoides Rhonda Riggins 1982-3-13 1327 San Luis Obispo Pennington Crk Bio Reserve Comment
  OBI73584  Festuca bromoides David J. Keil, with V. L. Holland 2010-6-15 30888 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. Comment
  CAS-BOT-BC278291  Festuca californica Clare B. Hardham 1960-5-5 5832 San Luis Obispo Santa Lucia Mountains. Pine Mt. north of Cambria 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
  CAS-BOT-BC283199  Festuca californica subsp. hitchcockiana R. F. Hoover 1947-5-14 7168 San Luis Obispo Steiner Creek, Serrano Canyon Comment
  SBBG94573  Festuca microstachys var. pauciflora S. A. Junak, T. Ayers 1989-4-12 3942 San Luis Obispo rd leading to W side of Pick and Shovel Mine, S of USFS Rd 29S11.3, ca. 4.4 mi W of US Hwy 101 743 Comment
  OBI69317  Festuca myuros David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29816 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
  OBI28807  Festuca myuros David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14452 San Luis Obispo 10 mi E of jctn with Calif Rte 227 along Calif Rte 58 Comment
  OBI40755  Festuca octoflora David J. Keil, Dirk Walters 1986-5-2 19298 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn Comment
  OBI46211  Festuca perennis David J. Keil 1982-6-27 16320 San Luis Obispo Hills overlooking Los Osos from the S Comment
  SBBG94136  Festuca perennis S. A. Junak 1990-4-17 4170 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
  OBI66531  Festuca perennis David J. Keil, with V. L. Holland and Field Botany class 1997-5-16 26302 San Luis Obispo Shandon Rest Area along Highway 46. Comment
  OBI79795  Festuca temulenta David J. Keil, with V. L. Holland 2013-6-12 31797 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  OBI31673  Foeniculum vulgare Smeltzer, Turnquist 1982-4-6 10 San Luis Obispo SE side of Laguna Lake Park Comment
  OBI25577  Fragaria vesca David J. Keil 1981-5-16 14672 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  SD39750  Frangula californica subsp. californica Edith A. Purer 1932-8-28 4856 San Luis Obispo Oceano, stabilized dunes Comment
  RSA0048332  Frankenia grandifolia A. L. Haines 1973-5-19 s.n. San Luis Obispo E. shore of Morro Bay. 3 Comment
  CAS-BOT-BC211633  Frankenia salina Ernest C. Twisselmann 1953-7-25 325 San Luis Obispo Alkaline pool in the San Andreas Fault at the summit of Palo Prieta Canyon, Temblor Range and the Western San Joaquin Valley Comment
  CAS-BOT-BC130110  Fritillaria affinis Clare B. Hardham 1956-4-20 490 San Luis Obispo Thomas Ranch, Coon Canyon Comment
  OBI21368  Fritillaria agrestis Eben McMillan 1952-4-27 63 San Luis Obispo Temblor Mtn, N side 1 mi SW of Carneros Rocks Comment
  OBI73393  Fritillaria agrestis David J. Keil 2010-3-22 30665 San Luis Obispo Highway 58 east of Santa Margarita, between mileposts 17 and 18. About 100-200 m east of entrance to "The Rapy Ranch" Comment
  CAS-BOT-BC130268  Fritillaria biflora W. R. Dudley 1903-4-2 s.n. San Luis Obispo Santa Margarita Comment
  OBI83678  Fritillaria biflora Derek Johnson-May, Yasai Arami, Omar Alladeen, Payton Perkins, Larissa Kurtz, Jeffrey Lam 2016-2-14 1 San Luis Obispo Prospects Fire Lookout Tower (Bowden Ranch Open Space). Comment
  OBI21382  Fritillaria biflora Richard Wunrow 1954-4-10 3 San Luis Obispo On S side of Stony Crk, near old CCC camp Comment
  SEINET12044001  Fritillaria biflora Unknown 1939-1 230 San Luis Obispo Point Sal Comment
  UCSB39872  Fritillaria biflora Shaw, J. 1982-3-25 San Luis Obispo Along Los Osos Valley Road at the intersection with Descanso Street 60 Comment
  CAS-BOT-BC304304  Gaillardia aristata Ernest C. Twisselmann 1955-7-13 2239 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, E part of county 670 Comment
  OBI74300  Galium angustifolium subsp. angustifolium Theo Fitanides, Anthony Baniaga 2010-4-10 101 San Luis Obispo Tierra Redonda BLM ACEC. 599 Comment
  UC177627  Galium angustifolium subsp. angustifolium E. Palmer July 1876 164 San Luis Obispo n San Luis Obispo; Coast Range Comment
  RSA0020772  Galium aparine Greg Wilvert 2005-4-13 223 San Luis Obispo 4 km SSW of Lawson Spring. 752 Comment
  UCR161924  Galium aparine George K. Helmkamp, E. A. Helmkamp 2005-3-1 8976 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lake Lopez; 0.3 mi. N of Hi Mountain Road along Upper Lopez Canyon Road 311 Comment
  HSC91496  Galium californicum Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  SBBG96726  Galium californicum subsp. flaccidum S. A. Junak 1990-4-27 4220 San Luis Obispo Cuesta Ridge W end of Cuesta Ridge Botanical Area, on S side of main rd (USFS Rd 29S11.3) ca. 5.25 mi W of Hwy 101 and 0.05 mi W of W boundary sign for the Botanical Area 768 Comment
  OBI73051  Galium californicum subsp. flaccidum David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25446 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  UCD121776  Galium hardhamiae Roman Gankin; S. G. Schultz 1965-3-29 461 San Luis Obispo San Luis Obispo County: On east side near road, below summit of Burnett Peak. Comment
  CDA34831  Galium murale David J. Keil 1998-4-2 26818 San Luis Obispo Northwest of Paso Robles along Nacimiento Lake Drive, 0.1 mile east of junction with San Marcos Rd. 0 Comment
  OBI38055  Galium porrigens David J. Keil 1984-4-28 18161 San Luis Obispo American Cyn area in Las Panza MTs Comment
  RSA523457  Galium porrigens J. Kuijt 1958-05 1510 San Luis Obispo Dunes W of S.P. tracks at the Union Oil side rd off Hwy 1. 5.6 miles s of Oceano. Comment
  JEPS86842  Galium porrigens var. porrigens T. J. Ayers with S. Junak and D. Shaw 1989-5-10 726 San Luis Obispo just n Pick and Shovel Mine (along w fork of stream at Dead Miners Camp, slopes above stream); Los Padres National Forest, Cuesta Ridge Botanical Area Comment
  OBI9911  Galium trifidum subsp. columbianum Robert F. Hoover 1947-4-18 6962 San Luis Obispo Near Piedras Blancas Point Comment
  UC2027500  Gamochaeta pensylvanica David J. Keil 2012-7-27 314495 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Scenic View Way. Comment
  POM97507  Gamochaeta ustulata P. A. Munz 1926-4-8 10190 San Luis Obispo Ascension School, Willow Creek Road, 15 miles from Morro. Comment
  UC454526  Garrya elliptica I. J. Condit 1908-2-17 San Luis Obispo Chorro Creek Comment
  CDA11556  Garrya veatchii G. F. Hrusa 1993-5-22 11101 San Luis Obispo Black Butte Research Natural Area. Approx. 1/2 m N of Mt. Lowe. Comment
  UC1122715  Garrya veatchii G. T. Nordstrom 1937-4-26 1113 San Luis Obispo 4.8 mi sse Chimney Rock; Adelaida Quad. 487 Comment
  UCD121178  Garrya veatchii G. F. Hrusa 1993-5-22 11101 San Luis Obispo San Luis Obispo County: Approx. 1/2 m N of Mt. Lowe. Comment
  UCD121181  Garrya veatchii G. F. Hrusa; D. Ragan 1995-6-20 12380 San Luis Obispo San Luis Obispo County: Near summit of Mt. Lowe. 700 Comment
  OBI65830  Garrya veatchii D. R. Miller 1994-3-31 394 -157 San Luis Obispo Pine Mt. Region. Next to Coles road on Williams' cutoff road, Marmolejo crk drainage 853 Comment
  SBBG89251  Garrya veatchii C. F. Smith 1989-4-11 San Luis Obispo ridge W of Hi Mtn 975 Comment
  OBI3206  Gastridium phleoides Larry E. Brown 1970-5-20 1805 San Luis Obispo On Cuesta ridge Comment
  OBI77531  Gazania linearis S. Wainwright 1964-3-1 9 San Luis Obispo Los Osos. Escape from cult Comment
  CAS-BOT-BC219137  Genista monspessulana Clare B. Hardham 1958-2-13 2821 San Luis Obispo in pine woods, Cambria Comment
  CAS-BOT-BC219139  Genista monspessulana R. F. Hoover 1950-4-21 7852 San Luis Obispo Cambria. in pine woods Comment
  OBI13269  Genista monspessulana Robert F. Hoover 1958-2-2 8407 San Luis Obispo Cambria Comment
  OBI45438  Genista monspessulana David J. Keil 1984-4-14 18128 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  OBI81212  Genista monspessulana Lexi Solomon 2015-4-22 1 San Luis Obispo Reservoir Canyon, near parking lot of Reservoir Canyon trailhead off Reservoir Canyon Rd. 119 Comment
  UCD105727  Genista monspessulana Daryl Koutnik 1978-6-19 529 San Luis Obispo San Luis Obispo County: Prefumo Canyon. 243 Comment
  OBI13268  Genista monspessulana Robert E. Holden 1962-2-20 24 San Luis Obispo E. of Pismo Beach Comment
  OBI14086  Geranium dissectum Robert F. Hoover 1948-4-14 7445 San Luis Obispo Coast W of Cambria Comment
  OBI25586  Geranium dissectum David J. Keil 1981-5-16 14690 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI80270  Geranium dissectum Julie M. Vanderwier 1979-5-23 135 San Luis Obispo Indian Knob Tar Sands. Comment
  OBI66376  Geranium rotundifolium David J. Keil 2006-5-5 30439 San Luis Obispo Sweet Springs Nature Preserve, Los Osos. Ramona Ave. entrance near kiosk. Comment
  OBI78879  Gilia achilleifolia George Butterworth 2013-3-21 892 San Luis Obispo Chimineas Ecological Reserve. San Juan Spur Rd. 588 Comment
  RSA124937  Gilia achilleifolia Clare B. Hardham 1959-5-23 4642 San Luis Obispo Mouth of Islay Canyon, Pecho Mts. Comment
  RSA749088  Gilia achilleifolia Al Lindholm 281 San Luis Obispo Fitzhugh Property 6 mi. N of Cayucos, straddling main ridge of Santa Lucia Mtns. Transect up Mustang Canyon and down Quail Canyon. Comment
  SBBG96084  Gilia achilleifolia subsp. multicaulis D. Keil with V. L. Holland 1986-5-26 19600 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  SBBG95341  Gilia capitata subsp. abrotanifolia J. Johnson, M. Boggs 1986-5-11 22 San Luis Obispo East Cuesta Ridge, ca. 12 mi N of San Luis Obispo, off US Hwy 101 Comment
  OBI79809  Gilia tenuiflora D. R. Miller 2013-4-4 413 .1043 San Luis Obispo The Rocky Butte/Pine Mountain Region, Tobacco Ridge Road in very thin rocky soil, above Hearst stock pond, drainage tobacco creek. 805 Comment
  CAS-BOT-BC226501  Gilia tenuiflora subsp. amplifaucalis Ernest C. Twisselmann 1969-5-7 15224 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 563 Comment
  SBBG109309  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1961-5-17 7085 San Luis Obispo 4 mi W of Ocean View Mine 762 Comment
  OBI55379  Glebionis coronaria David J. Keil, with V. L. Holland 1997-3-19 26087 San Luis Obispo Along Pacific Blvd. between highway and railroad tracks. 0 Comment
  OBI65685  Gnaphalium palustre D. R. Miller 1994-6-15 694 -441 San Luis Obispo Pine mtn region. Along the drying margin of pond at Art Williams' property; Marmolejo crk drainage 914 Comment
  UC32018  Gnaphalium palustre Mrs. R. W. Summers 1885-1-1 49 San Luis Obispo Comment
  UCR134688  Gnaphalium stramineum George K. Helmkamp 2003-9-19 8158 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  CAS-BOT-BC305129  Grindelia hirsutula R. F. Hoover 1946-8-8 6282 San Luis Obispo North end of Morro Bay Comment
  POM305206  Grindelia hirsutula Henry J. Ramsey, Henry J. Ramsey 1940-4-21 584 San Luis Obispo Morro Bay region Comment
  SBBG109814  Grindelia hirsutula C. B. Hardham 1959-5-21 4597 San Luis Obispo Arroyo de la Cruz Comment
  UC57444  Grindelia hirsutula J. H. Barber 1899-5-22 San Luis Obispo near Morro Comment
  CAS-BOT-BC305081  Grindelia hirsutula Ernest C. Twisselmann 1956-11-20 3257 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Highway U. S. 466 at the Cholame Creek Bridge 457 Comment
  CAS-BOT-BC305094  Grindelia hirsutula John Thomas Howell 1931-3-22 5942 San Luis Obispo At summit of Cuesta Pass Comment
  CAS-BOT-BC305127  Grindelia hirsutula Clare B. Hardham 1956-9-30 1223 San Luis Obispo Santa Lucia Mountains. Near outlet Toro Creek Comment
  UC455737  Guillenia lasiophylla I. J. Condit 1908-3-27 San Luis Obispo n hillside Calif. Poly. School canyon; Calif. Poly. School Comment
  UC55722  Guillenia lasiophylla Mrs. R. W. Summers 1886-3-8 San Luis Obispo Santa Maria Comment
  UC565438  Guillenia lasiophylla Chas. M. Belshaw Mar 27 1936-Mar 30 1936 452 San Luis Obispo 3 mi e Paso Robles (toward Shandon); Inner South Coast Ranges Comment
  POM203593  Guillenia lasiophylla I. L. Wiggins 1932-3-25 5852 San Luis Obispo West side of highway, 6 miles N of Paso Robles Comment
  POM279847  Guillenia lasiophylla Lyman Benson 1937-4-4 8101 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  RSA535356  Guillenia lasiophylla C. F. Smith 1988-3-1 12116 San Luis Obispo Along Hwy 58, at hairpin turn on N slope of Temblor Mtn Range, near head of Temblor Creek. 915 Comment
  CAS-BOT-BC304661  Gutierrezia californica R. F. Hoover 1965-9-19 9612 San Luis Obispo La Panza district Comment
  OBI77856  Gutierrezia californica Craig Woods 1978-4-9 47 San Luis Obispo E side of Carrizo Plain, 8 mi SE of hwy 58 along Sim. soda lake rd 762 Comment
  RSA216869  Gutierrezia californica Robert F. Hoover 1966-10-7 10131 San Luis Obispo Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  CAS-BOT-BC304674  Gutierrezia californica Ernest C. Twisselmann 1955-9-1 2366 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Juan River Valley, 8.6 miles south of Shandon 441 Comment
  OBI16363  Gutierrezia californica Lonnie Belden 1965-7-19 s.n. San Luis Obispo 3 mi SW of Caliente Mt lookout, 1/2 mi of Cuyama Valley floor Comment
  OBI49833  Hazardia squarrosa var. squarrosa Steven A. Junak 1990-10-11 4439 San Luis Obispo Cuesta Ridge; Near NW corner of Cuesta Ridge Botanical ara, E of main road (USFS Road #29S11.3) at E end of powerline access road, ca. 5.9 mi W of hwy 101. 707 Comment
  CAS-BOT-BC302407  Hazardia stenolepis R. F. Hoover 1947-9-19 7403 San Luis Obispo East of grade below Rinconada Mine Comment
  CAS-BOT-BC302409  Hazardia stenolepis R. F. Hoover 1946-10-6 6474 San Luis Obispo East side of Cottonwood Pass, w. of Kern Co. line Comment
  UC1285128  Hazardia stenolepis R. F. Hoover 1946-10-6 6476 San Luis Obispo just w of summit Cottonwoon Pass; Cottonwood Pass Comment
  OBI79758  Hedera canariensis David J. Keil 2013-2-22 31547 San Luis Obispo Morro Bay. 399 Quintana Road. Vacant lot between Highway 1 freeway embankment and Quintana Road 25 Comment
  CAS-BOT-BC211452  Helianthemum scoparium R. F. Hoover 1946-6-29 6206 San Luis Obispo Atascadero Comment
  OBI16327  Helianthus annuus Robert F. Hoover 1969-7-13 11471 San Luis Obispo Salinas River bed at Atascadero Comment
  CAS-BOT-BC305546  Helianthus bolanderi R. F. Hoover 1969-7-13 11470 San Luis Obispo Salinas River bed at Atascadero Comment
  OBI19381  Heliotropium curassavicum var. oculatum D. Waive Stager 1972-8-28 47 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI31077  Helminthotheca echioides Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI5555  Helminthotheca echioides Sharon Jochums 1974-2-2 5 San Luis Obispo Just S of Arroyo de la Cruz, W of hwy 1 Comment
  SEINET11197271 Image available Helminthotheca echioides R. R. Halse 2012-3-27 8442 San Luis Obispo Along State Hwy. 1, ca. 1.4 miles S of Ragged Point, near the spot where the Hwy. crosses over San Carpoforo Creek 21 Comment
  CDA14147  Hemizonia congesta subsp. luzulifolia G. F. Hrusa 1993-5-2 11038 San Luis Obispo Reservoir Canyon. Mid parts of canyon. Comment
  CDA6967  Hemizonia congesta subsp. luzulifolia L. Julian 2000-10-2 4 San Luis Obispo Peterson Ranch, entrance at end of Cal Poly Canyon Road of the State University. Comment
  OBI16222  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1965-9-19 9589 San Luis Obispo 2 mi E of Santa Margarita Comment
  UC1392634  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-8-15 11546 San Luis Obispo valley w Mt. Bishop Comment
  CAS-BOT-BC309875  Hemizonia congesta subsp. luzulifolia H. M. Hall 1931-6-8 13143 San Luis Obispo Coast 2.5 miles north of Morro Comment
  CDA7036  Hemizonia congesta subsp. luzulifolia G. D. Barbe 1976-10-22 2230 San Luis Obispo E. Machado Ranch, Hausna Road, east of Arroyo Grande. 0 Comment
  OBI32446  Hemizonia congesta subsp. luzulifolia Rhonda Riggins 1983-5-23 1489 San Luis Obispo W side of San Bernardo Crk Rd. 1.1 mi N CA 1 Comment
  CDA15208  Hemizonia increscens subsp. increscens G. F. Hrusa 1998-7-21 14746 San Luis Obispo South Coast Ranges; Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Comment
  IRVC28932  Hemizonia increscens subsp. increscens G. K. Helmkamp 2003-10-24 8215 San Luis Obispo El Campo Rd 0.1 mi E of Los Berros Rd, SE of Arroyo Grande Central Coast 46 Comment
  OBI81243  Herniaria hirsuta Matt Beyers, J. Dart, D. Groh, J. Pohlman, G. Salas, and K. Weichert 2015-4-9 1087 San Luis Obispo Vicinity of Cholame: Cholame Valley. Southeast of the Highway 46 and Highwy 41 junction; east of Davis Road and a dry gully that +/- parallels the road 414 Comment
  OBI83061  Hesperevax sparsiflora David J. Keil, Travis Belt and Barrett Hollland 2016-3-10 33562 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 1 15 Comment
  SBBG118199  Hesperevax sparsiflora var. sparsiflora E. Painter, M. Wetherwax, J. Froland 2000-4-20 SLO 107 San Luis Obispo W of Chorro Reservoir and S of serpentine outcrop; Camp San Luis Obispo 200 Comment
  CAS-BOT-BC403861  Hesperocnide tenella Ernest C. Twisselmann 1956-5-7 2773 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Portagee Canyon, Red Hills 510 Comment
  OBI7201  Hesperocyparis forbesii Ed Zimmerman 1962-2-15 38 San Luis Obispo Cal Poly campus, Bradley Park. Comment
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Jul 25 2018
  SBBG104550  Hesperolinon micranthum F. L. Johnson, E. A. Young 1993-5-27 ROB 655 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG48052  Hesperomecon linearis J. P. Broughton 1974-2-27 1379 San Luis Obispo near Oso Flaco Lake Comment
  CAS-BOT-BC422571  Hesperomecon linearis Ernest C. Twisselmann 1955-5-27 2053 San Luis Obispo La Panza Range. Cammatta Canyon at Bethel Ranch fence. 533 Comment
  CAS-BOT-BC422600  Hesperomecon linearis Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9457 San Luis Obispo State Highway #178 between La Panza Public Camp and La Panza. Comment
  UCSB19268  Hesperomecon linearis Keefe, Joseph 1963-3-23 San Luis Obispo Del Rio Road; 0.9 mile northwest of Intersection with Chico Road; Atascadero 256 Comment
  OBI65172  Hesperoyucca whipplei Greg Wilvert 2005-6-4 471 San Luis Obispo SE half of the Caliente Range. 0.8 km E of Wells Ranch 823 Comment
  OBI30634  Hesperoyucca whipplei Neil Havlik 1967-5-21 326 -23 San Luis Obispo 2 mi E of Navajo campground, La Panza district, Los Padres Natl Forest Comment
  SBBG86528  Heteranthemis viscidihirta C. F. Smith 1961-9-15 6499 San Luis Obispo S side of White Lake, dune lakes S of Oceano Comment
  OBI2669  Heteranthemis viscidihirta Richard Fowler 1970-4-27 109 San Luis Obispo Los Osos Valley Rd, 3 mi E of Los Osos Comment
  OBI55266  Heteranthemis viscidihirta David J. Keil 1998-4-15 26742 San Luis Obispo Nipomo Mesa. At intersection of Hwy.1 (Mesa View Dr.) with Halcyon Rd. Comment
  OBI27092  Heteromeles arbutifolia Jim Souza February1981 s.n. San Luis Obispo Grover City Comment
  CAS-BOT-BC148456  Heteromeles arbutifolia Carl B. Wolf 1932-11-17 1636 San Luis Obispo Near summit of grade on road from Atascadero to Moro Bay - Santa Lucia Mountains 457 Comment
  OBI41028  Heterotheca grandiflora Robert M. Moos 1983-11-3 7 San Luis Obispo Just S of Lopez Lake Comment
  OBI33104  Heterotheca oregona David J. Keil 1983-7-16 17403 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC485471  Heterotheca sessiliflora subsp. echioides W. Vortriede 1891-5 San Luis Obispo Santa Lucia Mountains Comment
  SBBG111562  Heterotheca sessiliflora subsp. echioides C. B. Hardham 1956-9-25 1402 San Luis Obispo San Marcos Comment
  CAS-BOT-BC423441  Heuchera micrantha var. hartwegii W. R. Dudley 1903-8-6 s.n. San Luis Obispo Coast Trail, canyon south of Water's; Santa Lucia Mts. Comment
  CAS-BOT-BC55424  Hirschfeldia incana Ernest C. Twisselmann 1967-9-8 13669 San Luis Obispo Temblor Range and the Western San Joaquin Valley. T. Franklin Twisselmann residence, Choice Valley. 640 Comment
  OBI15161  Hirschfeldia incana Ernest C. Twisselmann 1953-11-19 825 San Luis Obispo Temblor Range and Western San Joaquin Valley. Hardenburgh Place: upper Gillis Cyn, 10 mi S of Cholame Comment
  OBI8576  Hirschfeldia incana Craig Woods 1978-4-3 36 San Luis Obispo Carrizo Plain, 1 mi NW of Soda lake san diego cr rd, along SIm. soda lake san diego cr rd 610 Comment
  OBI82606  Hoita macrostachya David J. Keil, with Kathleen Keil 2016-6-26 33266 San Luis Obispo Santa Rita Road west of Templeton Comment
  SD75733  Hoita orbicularis D. W. Taylor 1970-6-23 T 70 122 San Luis Obispo At edge of slough in Black Lake Canyon, 1.1 miles east of State Hwy 1 Comment
  UCSB39922  Hoita orbicularis Shaw, J. 1982-7-1 San Luis Obispo Along Perfumo Canyon Road, 1.0 miles south of Los Osos Valley Road in San Luis Obispo 60 Comment
  CAS-BOT-BC289245  Holcus lanatus Ernest C. Twisselmann 1959-5-23 5267 San Luis Obispo Morro Bay, just west of Baywood 3 Comment
  CAS-BOT-BC412714  Hollisteria lanata R. F. Hoover 1950-4-14 7825 San Luis Obispo North end of Elkhorn Plain Comment
  CAS-BOT-BC325894  Holocarpha heermannii R. F. Hoover 1947-8-17 7383 San Luis Obispo Santa Rosa School near Cambria Comment
  OBI17694  Hordeum murinum Dave Imper 1977-3-21 92 San Luis Obispo Price Cyn Tarsands Project. Phase 1. Project location 1 mi SW of Hwy 227 on Price Cyn rd 76 Comment
  OBI43397  Hordeum murinum Eric Wise 1982-4-29 1432 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  CAS-BOT-BC289456  Hordeum murinum subsp. leporinum John Thomas Howell 1964-6-29 40787 San Luis Obispo Cambria Comment
  SBBG104292  Hordeum murinum subsp. leporinum M. D. Proctor, E. A. Young 1993-7-17 ROB 200 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI78821  Horkelia californica David J. Keil 2013-9-3 32003 San Luis Obispo Morro Bay State Park. Park Ridge. Canet Trail at crossing of small, unnamed drainage 109 Comment
  JEPS47191  Horkelia cuneata subsp. cuneata William S. Cooper 1925-8-20 153 San Luis Obispo Nipomo Comment
  UC453994  Horkelia cuneata subsp. cuneata Unangst 1906-5-17 San Luis Obispo Oak Park Comment
  OBI10087  Horkelia cuneata subsp. cuneata Robert F. Hoover 1959-4-3 8486 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 9above site of former Washington School Comment
  OBI67806  Horkelia cuneata subsp. cuneata Unknown 2003-5-1 SLO- 313 San Luis Obispo Camp San Luis Obispo. NW side of Cerro Romualdo Comment
  CDA25944  Horkelia cuneata subsp. puberula G. D. Barbe 1977-1-27 2243 San Luis Obispo 2.5 miles north of Arroyo Grande on Highway 227 (Carpenter Canyon). 0 Comment
  OBI58225  Horkelia cuneata subsp. sericea Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes, just SE of Jack Lake Comment
  SBBG96303  Horkelia cuneata var. cuneata C. F. Smith 1951-4-19 3037 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  CAS-BOT-BC537145  Horkelia cuneata var. cuneata Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  CAS-BOT-BC143920  Horkelia cuneata var. sericea Alice Eastwood 1927-4-7 14299 San Luis Obispo Morro, San Luis Obispo Comment
  CAS-BOT-BC143912  Horkelia cuneata var. sericea R. F. Hoover 1969-5-3 11289 San Luis Obispo 4 mi. w. of Nipomo Comment
  OBI15142  Hornungia procumbens Robert F. Hoover 1952-4-1 8064 San Luis Obispo Soda lake, Carrizo Plain Comment
  HSC91777  Hypochaeris glabra Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro State Park, MDO 27-28 Comment
  SBBG94012  Hypochaeris glabra S. A. Junak 1990-4-17 4157 San Luis Obispo just N of USFS Rd 29S11.3, along E side of rd to KSBY TV towers, E end of Cuesta Ridge Botanical Area, ca. 2.6 mi W of US Hwy 101 716 Comment
  SD148235  Hypochaeris glabra G. K. Helmkamp, E. A. Helmkamp 2000-6-15 5683 San Luis Obispo Coastal strand between Los Osos and sand dunes west of the end of Howard St. 14 Comment
  UCD133335  Hypochaeris glabra G. K. Helmkamp; E. A. Helmkamp 2000-6-15 5683 San Luis Obispo San Luis Obispo County: Central coast: between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  OBI65213  Isocoma acradenia var. bracteosa Greg Wilvert, Cedrick Villasenor and Ben Carter 2005-9-15 521 San Luis Obispo SE half of the Caliente Range; 0.9 km N of Semper Spring. 824 Comment
  OBI15985  Isocoma menziesii var. vernonioides Marta Bruckner 1963-11-5 5 San Luis Obispo Morro Bay State Park Comment
  CDA8033  Isocoma menziesii var. vernonioides G. D. Barbe, J. L. Johnson 1973-3-13 1130 San Luis Obispo West of Avila Beach. 0 Comment
  OBI45995  Isocoma menziesii var. vernonioides Robert F. Hoover 1966-9-12 9990 San Luis Obispo Just N of Santa Maria River near Santa Maria Comment
  RSA142268  Isolepis carinata Clare B. Hardham 1958-6-27 3727 San Luis Obispo Cambria Comment
  OBI30139  Isolepis cernua Melissa Luckow 1982-6-24 918 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd Comment
  RSA18226  Isolepis cernua Carl B. Wolf 1929-4-16 3624 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay Comment
  UC1126552  Isomeris arborea N. H. French 1937-3-7 870 San Luis Obispo 8 mi nw Caliente Mt.; McKittrick Quad. 609 Comment
  UCR131923  Jaumea carnosa George K. Helmkamp 2003-9-8 8124 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  OBI75652  Juglans californica var. californica E. L. Painter & M. Wetherwax, M. Wetherwax 2000-8-21 CR- 119 San Luis Obispo Old Nacimiento Ranch walnut grove, near Boy Scout Rd, above Nacimiento River 200 Comment
  OBI30654  Juncus amuricus David J. Keil 1981-5-19 14747 San Luis Obispo Indian Knob Comment
  OBI43276  Juncus balticus Eric Wise 1981-9-17 1119 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Plant Comment
  OBI66856  Juncus balticus subsp. ater David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29585 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
  SBBG38522  Juncus bufonius E. C. Twisselmann 1969-11-28 16362 San Luis Obispo Twisselmann Lake, San Andreas Fault at summit of Palo Prieto Cyn 701 Comment
  OBI48042  Juncus bufonius var. bufonius David J. Keil 1981-5-16 14636 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UC1101010  Juncus lescurii Herbert L. Mason 1946-6-9 12874 San Luis Obispo between Oceano and mouth of Santa Maria River; Dune Lakes Comment
  UC1928081  Juncus luciensis David Keil, Kathleen A. Keil 1998-4-18 26815 San Luis Obispo Los Padres Natinal Forest. La Panza Mts., 1.6 miles from Hwy 58 on Red Hill Rd. Comment
  RSA180174  Juncus macrophyllus Clare B. Hardham 1962-5-30 10229 San Luis Obispo North side Pozo High Mountain. Comment
  SBBG104952  Juncus patens F. L. Johnson, E. A. Young 1993-5-27 ROB 683 San Luis Obispo Cerro Romualdo, Camp San Luis Obispo Comment
  UCR248275  Juncus xiphioides David J. Keil, Tina Teed, Mariko Uchida 2001-6-15 29601 San Luis Obispo South Coast Range, Camp San Luis Obispo. Chorro Creek drainage, Chorro Creek Bog Thistle exclosure 244 Comment
  CHSC112899  Juniperus californica Tim Hanson; Laura Askim 2014-3-12 17 San Luis Obispo Inner Southern Coast Ranges. On the eastern border of Carrizo Plain National Monument; near the water tower on the ridge to the southeast of Browns Canyon; 11.5 air km west of Derby Acres. 1168 Comment
  OBI58848  Keckiella breviflora var. breviflora David J. Keil 1998-8-24 28017 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  OBI31510  Keckiella cordifolia Joy Nishida 1982-6-16 466 San Luis Obispo American Cyn. 1.2 mi S of American cyn campground 512 Comment
  OBI9291  Keckiella cordifolia J. B. Carstens 1966-5-22 64 San Luis Obispo along E roadbank of Lopez Cyn Rd Comment
  UC1136411  Krascheninnikovia lanata A. E. Wieslander 1936-4-7 620 San Luis Obispo 2 mi. s.e. Whites; McKittrick Quad. Comment
  UC572440  Krascheninnikovia lanata W. A. Peterson 1937-3-20 640 San Luis Obispo Syncline Hill La Panza Quad., Syncline Hill 701 Comment
  CAS-BOT-BC340465  Lactuca saligna John Thomas Howell 1964-6-28 40721 San Luis Obispo San Simeon Comment
  CAS-BOT-BC340628  Lactuca serriola Ernest C. Twisselmann 1967-9-8 13670 San Luis Obispo Temblor Range and the Western San Joaquin Valley. T. Franklin Twisselmann residence, Choice Valley 640 Comment
  UCR161941  Lamarckia aurea George K. Helmkamp, E. A. Helmkamp 2005-3-1 8992 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  RSA172329  Lamarckia aurea R. F. Thorne, P. Everett 1963-4-29 31600 San Luis Obispo ca. 2 mi SE of Cuesta Summit Comment
  SBBG61758  Lastarriaea coriacea R. Hoffmann 1930-4-18 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC412784  Lastarriaea coriacea Ira L. Wiggins 1929-4-15 3554 San Luis Obispo Between Guadalupe and Oceana Comment
  CAS-BOT-BC339030  Lasthenia californica R. F. Hoover 1947-4-18 6967 San Luis Obispo Near Piedras Blancas Point Comment
  OBI72770  Lasthenia californica Michael Walgren 2010-4-4 115 San Luis Obispo Cayucos, by hwy 1 to the W, 13th St to the S, Whale Rock reservoir to the E, and Old Cayucos crk to the N. On NE portion of peak, below the actual peak Comment
  CAS-BOT-BC334590  Lasthenia californica Ira L. Wiggins 1932-3-20 5787 San Luis Obispo Hillsides in immediate vicinity of Cholame Comment
  CAS-BOT-BC339012  Lasthenia californica Ernest C. Twisselmann 1954-3-20 903 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3 1/2 miles south of US466 518 Comment
  CDA8110  Lasthenia californica C. Agbashian 1937-4-1 23 San Luis Obispo East of Compus, S.L.O. 0 Comment
  SEINET6809261  Lasthenia californica Unknown 1955-4-19 San Luis Obispo 4.5 miles NNE of San Luis Obispo; San Luis Obispo; 4.5 miles NNE of Comment
  CAS-BOT-BC324415  Lasthenia californica subsp. macrantha R. F. Hoover 1948-2-22 7420 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  UC1363832  Lasthenia californica subsp. macrantha Robert Ornduff 1958-5-11 4980 San Luis Obispo 1.8 mi n Arroyo de la Cruz (flat table w of Highway 1, s of small ravine leading to beach, 5.6 mi s of Monterey County line) Comment
  UC579639  Lasthenia gracilis C. M. Belshaw 1936-3-19 1655 A San Luis Obispo 3 mi nw Parks Ranch; Nipomo Quadrangle, Saucelito Valley 213 Comment
  UC455774  Lasthenia gracilis unknown 1906-4-15 589 San Luis Obispo Osos? Comment
  UC1285235  Lasthenia microglossa R. F. Hoover 1958-3-22 8430 San Luis Obispo Simmler to McKittrick Road (at Kern County line); Summit of Temblor Range Comment
  CAS-BOT-BC370869  Lasthenia minor John Thomas Howell 1935-3-25 2034 San Luis Obispo West side of Cottonwood Pass Comment
  CAS-BOT-BC370867  Lasthenia minor Clare B. Hardham 1960-5-12 5678 San Luis Obispo Bee Rock Comment
  RSA185455  Lathyrus jepsonii subsp. californicus Clare B. Hardham 1961-5-29 7208 San Luis Obispo Paso Robles Comment
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Mar 26 2012
  OBI26511  Lathyrus latifolius Kathlene Henry 1979-7-29 27 San Luis Obispo San Luis Obispo. So. Higuera Rd, 500 ft S of Tank Farm Rd Comment
  SBBG94444  Lathyrus vestitus var. vestitus S. A. Junak 1990-5-1 4306 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, powerline access rd ca. 0.75 mi E of W Cuesta Ridge Rd), ca. 0.2 mi E of second high voltage tower E of W Cuesta Ridge Rd 560 Comment
  OBI28212  Lathyrus vestitus var. vestitus Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E Cuesta Ridge, 2.7 mi SE of hwy 101 Comment
  CHSC64073  Layia glandulosa B. Castro; L. Archambault 1989-4-14 296 San Luis Obispo CA 10 mi ENE of Atascadero, ca 2 mi N of Creston, on E edge of Huerhuero Creek. 304 Comment
  SBBG28746  Layia glandulosa E. C. Twisselmann 1967-5-8 13014 San Luis Obispo Shell Crk fork of Camatta Cyn 472 Comment
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Apr 15 2019
  UC1979363  Layia glandulosa David Keil with Rhonda Riggins and Karl Striby 1998-5-22 27400 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente Peak. Comment
  CAS-BOT-BC321454  Layia glandulosa Ernest C. Twisselmann 1964-6-10 9584 San Luis Obispo San Emigdio Range and the Mt. Pinos Region. Tecuya Ridge. Comment
  JEPS54369  Layia glandulosa Ernest C. Twisselmann 1967-5-8 13014 San Luis Obispo La Panza Range, Shandon 472 Comment
  JEPS7494  Layia glandulosa G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3456 San Luis Obispo just e of lowest point in Carrizo Plain (ca. 8 mi se of Soda Lake) 594 Comment
  OBI15857  Layia glandulosa Neil Havlik 1968-4-20 157 San Luis Obispo Just W of Salinas river bridge, 2.5 mi E of Santa Margarita Comment
  RSA0008473  Layia glandulosa R. D. Goeden, J. A. Teerink 1990-4-18 s.n. San Luis Obispo Jct of Hwy 58 and La Panza Rd. 439 Comment
  UC89246  Layia glandulosa Alice Eastwood 1896-5-2 San Luis Obispo near the boundary between Santa Barbara and San Luis Obispo Counties; White Hills, Cuyama Comment
  UCD135676  Layia glandulosa Bruce G. Baldwin 1987-3-31 650 San Luis Obispo San Luis Obispo County: 2.3 miles west of junction with Shell Creek Road along California State Highway 58. Comment
  OBI15865  Layia heterotricha Eben McMillan 1958-4-27 62 San Luis Obispo Temblor Mt. North side. 1 mi SW of Carneras Rocks Comment
  UC1285438  Layia hieracioides R. F. Hoover 1950-4-30 7858 San Luis Obispo e slope of La Panza Range Comment
  CAS-BOT-BC327475  Layia jonesii David D. Keck 1933-5-5 2203 San Luis Obispo 3 miles E of Morro Comment
  CAS-BOT-BC327492  Layia jonesii R. F. Hoover 1948-4-22 7485 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  OBI78754  Layia jonesii Michael Walgren 2014-4-6 365 San Luis Obispo Chevron Oil Company about 1/4 mile east of Del Mar Park in the City of Morro Bay 98 Comment
  OBI78804  Layia jonesii Michael Walgren 2014-4-15 385 San Luis Obispo Chevron Oil Company property in a field .5 miles east of the intersection of Zanzibar and Tuscan roads. 159 Comment
  CAS-BOT-BC382108  Layia platyglossa Clare B. Hardham 1959-4-3 4182 San Luis Obispo Santa Lucia Mountains; Hills between San Antonio and Nacimiento Dam Comment
  OBI23331  Layia platyglossa J. T. Arnold 1965-4-21 80 San Luis Obispo Cal Poly, Poly Cyn Comment
  UCR161220  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2005-3-5 9032 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  CAS-BOT-BC382134  Layia platyglossa Ernest C. Twisselmann 1954-4-9 1023 San Luis Obispo Temblor Range and the Western San Joaquin Valley; Choice Valley, 1 mile south of Palo Prieta Summit 586 Comment
  OBI15809  Layia platyglossa Robert F. Hoover 1967-4-20 10498 San Luis Obispo Wilson Corner Comment
  UC1285374  Layia platyglossa R. F. Hoover 1948-4-17 7479 San Luis Obispo Commatti Canyon Comment
  CDA15096  Lembertia congdonii G. F. Hrusa, L. Saslaw, D. Hillyard 1998-3-27 14177 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. 200 meters to E of Soda Lake Rd. entrance to KCL Camp (ranchhouse site). on Comment
  SD115790  Lemna gibba Wayne P. Armstrong 1984-7-8 1205 San Luis Obispo One mile east of Oso Flaco Lake, north side of Oso Flaco Lake Road, in marsh area. 4 Comment
  RSA332350A  Lemna gibba Wayne P. Armstrong 1985-4-4 1228 San Luis Obispo Marsh at Alamo Creek Bridge on Highway 166 about 10 miles northeast of Santa Maria 213 Comment
  OBI38522  Lemna minor Eric Wise 1981-9-29 1260 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  UCSB70222  Lemna valdiviana Ferren, Wayne; Hamilton, Jason 1993-7-19 San Luis Obispo Morro Bay State Park. Floating in water under bridge on Los Osos - Morro Bay Rd. Comment
  RSA0039720  Lepechinia calycina LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6501 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  CAS-BOT-BC221515  Lepechinia calycina R. F. Hoover 1965-6-17 9441 San Luis Obispo Santa Lucia Range. Tassajera Peak Comment
  RSA131984  Lepechinia calycina Gale Sphon 1959-6-7 364 San Luis Obispo on Hwy 178 4 miles W of La Panza Campground, Los Padres National Forest Comment
  CAS-BOT-BC88727  Lepidium acutidens David D. Keck; J. Clausen 1935-4-9 3102 San Luis Obispo Cholame Creek, in the large alkaline flat to the easterly of Cholame. 365 Comment
  CAS-BOT-BC89029  Lepidium dictyotum Alice Eastwood; John Thomas Howell 1935-3-25 2009 San Luis Obispo Cholame. Comment
  UC556399  Lepidium dictyotum var. acutidens David D. Keck and J. Clausen 1935-4-9 3102 San Luis Obispo e of Cholame; Cholame Creek 365 Comment
  OBI82451  Lepidium didymum David J. Keil 2016-3-6 33558 San Luis Obispo San Luis Obispo. Stoneridge Park. North base of South Hills on Bluerock Drive 90 Comment
  CAS-BOT-BC12566  Lepidium nitidum Alice Eastwood; John Thomas Howell 1935-3-25 2010 San Luis Obispo Cholame. Comment
  OBI51429  Lepidium nitidum David J. Keil, Kathleen Keil 1992-4-11 22787 -2 San Luis Obispo Calif Valley, Carissa Plain. Belmont Trl ca 2 I E of Soda Lake Rd at intersection with small cross rd Comment
  UC455709  Lepidium nitidum I. J. Condit 1909-2-10 San Luis Obispo Cal State Poly fields Cal State Poly Comment
  CAS-BOT-BC12707  Lepidium oblongum Geo. B. Grant 1903-4-30 s.n. San Luis Obispo Shandon. Comment
  OBI69432  Lepidium perfoliatum David J. Keil, with Lynne Dee (Oyler) Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30495 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. 655 Comment
  CAS-BOT-BC328019  Lepidospartum squamatum Ernest C. Twisselmann 1954-7-20 1453 San Luis Obispo Temblor Randg & Western San Joaquin Valley. Choice Valley Road, 1/8 mile W of Choice Valley School 563 Comment
  OBI80753  Leptochloa fusca subsp. fascicularis David J. Keil 1992-10-19 23835 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI52740  Leptochloa fusca subsp. uninervia David J. Keil, with V. L. Holland 1991-8-22 22572 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
  UC908684  Leptodactylon californicum Herbert L. Mason 1923-6-21 527 San Luis Obispo Santa Margarita Comment
  RSA140531  Leptosiphon androsaceus Clare B. Hardham 1957-4-27 1769 San Luis Obispo Foothills of Caliente Mt., edge of Carissa Plains. Comment
  OBI53298  Leptosiphon ciliatus Lynne Dee Oyler 1986-3-21 359 San Luis Obispo Aqua Escondido, USFS blue oak study area Comment
  OBI086571  Leptosiphon parviflorus David J. Keil 1998-4-20 26869 San Luis Obispo North of Nacimiento Lake. .3 miles south from Interlake Road on Bee Rock Road. Foothill woodland. Comment
  OBI55173  Leptosiphon parviflorus Greg Frugoli 1997-5-15 53 San Luis Obispo At intersection of Red Hill rd. and 4-wd road, 0.5 mi. north of Mc Ginnis creek, La Panza range, Los Padres N.F (Hwy. 58 burn area) 579 Comment
  OBI33833  Leptosyne bigelovii Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1079 San Luis Obispo Hwy 166, 12.4 mi E of turnoff to Spanish Ranch 518 Comment
  OBI34883  Leptosyne bigelovii David J. Keil, Dirk Walters 1980-4-5 13750 San Luis Obispo Ca 28 mi E of Santa Maria on HWy 166 and N on Chimineas Ranch Rd Comment
  SBBG124141  Leptosyne calliopsidea D. Wilken with E. Painter 2011-4-20 17943 San Luis Obispo Simmler Rd, 0.7 km NNE of jct w/ Soda Lake Rd, E side of S arm of Soda Lake; Carrizo Plain Nat Monument 177 Comment
  OBI28859  Leptosyne calliopsidea David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14482 San Luis Obispo Rd at S end of Soda Lake ca 1/4 mi E of Soda Lake Rd Comment
  OBI75166  Leptosyne douglasii David J. Keil, with Matt Ritter, Jenn Yost, Taylor Crow 2011-3-15 30976 San Luis Obispo Western slope of Santa Lucia Mountains. San Luis Obispo Open Space Trail, Reservoir Canyon to Bowden Ranch. Lower Reservoir Canyon 150 Comment
  OBI16675  Leptosyne gigantea Robert F. Hoover 1967-5-6 10554 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  SBBG49057  Lessingia glandulifera var. glandulifera J. Copeland 1974-7-19 1069 San Luis Obispo Grand View Mesa, Nipomo Comment
  CAS-BOT-BC339445  Lessingia glandulifera var. glandulifera R. F. Hoover 1969-9-13 11585 San Luis Obispo Upper Jack Creek, west of Paso Robles Comment
  SBBG12532  Lessingia glandulifera var. pectinata E. R. Chandler 1962-7-20 899 San Luis Obispo adjacent to stabilized dunes, ca. 7 mi S of Arroyo Grande near St Hwy 1 30 Comment
  RSA0008543  Lessingia pectinata var. pectinata C. W. Tilforth, Dourley 1973-6-14 870 San Luis Obispo Sand dune area back from beach, N of Oso Flaco Lake Comment
  UC1069812  Lessingia pectinata var. tenuipes H. C. Lee 1937-5-11 926 San Luis Obispo 1 mi s San Miguel; Paso Robles Quad. Comment
  UC1287444  Lessingia tenuis Willard Spence 1962-6-22 674 San Luis Obispo 0.6 mi e Santa Margarita Forest Station (Parkhill district, ne of Santa Margarita); Parkhill District Comment
  CAS-BOT-BC283684  Leymus condensatus W. R. Dudley 1902-4-3 s.n. San Luis Obispo Cambria Comment
  CDA17620  Leymus pacificus Austin Griffiths, G. F. Hrusa, E. W. Thompson, K. Nelson 1983-8-7 s.n. San Luis Obispo Morro Bay Region; E of Shark Inlet, Morro Bay. Comment
  CDA21215  Leymus triticoides G. F. Hrusa 1993-5-2 11075 San Luis Obispo Paso Robles. N side of Niblick Rd. Bridge on E side of Salinas River. Comment
  UC1257326  Leymus triticoides R. F. Hoover 1969-7-18 11483 San Luis Obispo Price Canyon Comment
  UC1928086  Leymus triticoides David Keil, Tina Teed and Mariko Uchida 2001-6-15 29597 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  SBBG96094  Lilaea scilloides D. Keil 1983-4-23 16929 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  OBI73556  Lilium pardalinum subsp. pardalinum David J. Keil 2010-11-2 30939 San Luis Obispo Lower Prefumo Canyon Road, 1.6 miles from intersection with Los Osos Valley Road. Along channel of Prefumo Creek 70 Comment
  SEINET6670352  Limnanthes douglasii R. W. Summers 1886-4-21 s.n. San Luis Obispo Santa Margarita Valley Comment
  UC463290  Limnanthes douglasii subsp. nivea Roxana S. Ferris 1929-4-13 7507 San Luis Obispo Atascadero Properties; orchard near southern limit Comment
  OBI34231  Limonium californicum David J. Keil 1983-11-19 18057 San Luis Obispo Around Shark Inlet at S end of Morro Bay in lee of sand spit Comment
  OBI37286  Limosella aquatica Eric Wise 1982-5-17 1493 San Luis Obispo Sinton Middle Pond on Shell Crk Rd 8 mi N of hwy 58 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
  RSA240654  Linanthus californicus subsp. tomentosus C. W. Tilforth, John Dourley 1973-6-14 855 San Luis Obispo Sand dune area back from beach, N of Oso Flaco Lake Comment
  UC52342  Linanthus liniflorus Mrs. R. W. Summers 1884-5-26 San Luis Obispo La Panza Comment
  UC1226818  Linanthus liniflorus P. J. Hurd and Stage 1962-6-9 62 -19 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  OBI83543  Linanthus parryae David J. Keil, Kathleen A. Keil 1998-4-18 26809 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Rd; 1/2 mile from Hwy 58. Comment
  POM215210  Linanthus parryae Mary E. Wall 1933-4-24 s.n. San Luis Obispo Santa Margarita. El Dorado School. Comment
  UC577120  Linanthus parviflorus Alice Eastwood and John Thomas Howell 1935-3-25 2048 San Luis Obispo w side Cottonwood Pass Comment
  UC1023822  Linanthus pygmaeus R. F. Hoover 1947-4-26 7079 San Luis Obispo Parkhill District Comment
  UCR122503  Linaria canadensis George K. Helmkamp, E. A. Helmkamp 2001-5-2 6613 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  CDA6309  Linaria pinifolia G. D. Barbe 1974-5-16 1789 San Luis Obispo Southwest corner of Frontage Road at Juniper Street, 0.25 mile north of Tefet Street, Nipomo. 0 Comment
  RSA140213  Lithophragma heterophyllum Clare B. Hardham 1959-4-22 4441 San Luis Obispo Santa Rita Canyon. W of Templeton. Santa Lucia Mtns. Comment
  OBI11427  Loeseliastrum schottii R. F. Hoover 1967-6-4 10600 San Luis Obispo Canyon in Temblor range near North end of Elkhorn Plain Comment
  OBI66269  Logfia filaginoides David J. Keil 1997-4-18 26180 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
  OBI56584  Logfia filaginoides David J. Keil 1998-3-27 26480 San Luis Obispo Montan de Oro State Park. Slopes W of Valencia Peak burned over in summer of 1997 244 Comment
  SEINET269500 Image available Lolium multiflorum G. Helmkamp 1994-5-18 91 -25 San Luis Obispo Alamo Canyon 7 miles east of US-101 on CA-166 then 4 miles north (generally northeast of Twitchell reservoir) 213 Comment
  HSC91740  Lolium perenne Susan H. Bicknell 1989-6-13 San Luis Obispo Montana de Oro. Comment
  RSA681875  Lolium perenne subsp. multiflorum Scott D. White, Ken McDonald 2001-5-9 8480 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI28544  Lomatium californicum John Jackman and Julie Truesdale, Julie Truesdale 1980-1 Spring 1980 San Luis Obispo MacGillivary Ranch. Adelaida. Comment
  RSA0045094  Lomatium californicum LeRoy Gross, Marcel Beffort 2014-5-14 6467 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  OBI5457  Lomatium caruifolium Sharon Jochums 1974-4-3 94 San Luis Obispo W of hwy 1, N of San Simeon Point Comment
  OBI72102  Lomatium caruifolium Michael Walgren 2008-3-3 107 San Luis Obispo San Simeon State Park, between Little Pico Crk and San Simeon Point, SE of Broken Bridge Crk and S of hwy 1 Comment
  OBI8942  Lomatium caruifolium Eben McMillan 1952-3-23 18 San Luis Obispo E. McMillan ranch in Choice Valley, 2 mi S and 8 mi E of Shandon Comment
  SBBG117997  Lomatium caruifolium M. Wetherwax, E. Painter 2002-2-27 SLO 209 San Luis Obispo near Chorro Crk Rd, SW of Chorro Reservoir; Camp San Luis Obispo 300 Comment
  UCR1399  Lomatium caruifolium Frank C. Vasek 1960-4-9 600409- 08 San Luis Obispo Central Coast, Cerro Romauldo Mountain, along State Hwy l, 3 miles northwest of Camp San Luis Obispo gate 366 Comment
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1
  RSA140104  Lomatium dasycarpum subsp. dasycarpum Clare B. Hardham 1960-5-17 5746 San Luis Obispo Hills between Bee Rock and the Nacimiento Comment
  OBI81765  Lomatium macrocarpum Tracey G. Call, Viola Call 1966-5-7 2471 San Luis Obispo In areas between two ridges on highway 58. This area is about 5 miles west of most westerly digger pines in this area. 457 Comment
  LA53022  Lomatium parvifolium Tracy Call; Viola Call 1963-4-1 2162 San Luis Obispo 1 mi. up Reservoir Canyon near San Luis Obispo 243 Comment
  UC454496  Lomatium parvifolium I. J. Condit May 1908 San Luis Obispo CA Polytechnic School, School Canyon Comment
  CAS-BOT-BC217751  Lomatium parvifolium Clare B. Hardham 1957-4-25 1725 San Luis Obispo Cypress Mountain, Santa Lucia Mountains Comment
  CDA13629  Lomatium utriculatum G. F. Hrusa, T. D. Wilfred 1997-3-24 13666 San Luis Obispo Carrizo Plain; 8-10 mi. N of Carrizo Plain on Bitterwater Rd. Comment
  SBBG81654  Lomatium utriculatum C. F. Smith 1950-3-18 2575 a San Luis Obispo Carrizo Plain, ca. 20 mi NW of Hwy 399 (St Hwy 33) Comment
  JEPS13050  Lomatium utriculatum Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5123 San Luis Obispo 6.1 mi. s. Shandon (Commatti Canyon, tributary of San Juan Creek); Commatti Canyon 350 Comment
  SEINET7879675 Image available Lomatium utriculatum D. Axelrod 1935-1 219 San Luis Obispo 8 miles ESE of Cuyama Ranch Sec. 26 T. 10N. R.25W. 762 Comment
  RSA142140  Lonicera hispidula var. vacillans Clare B. Hardham 1960-6-17 6164 San Luis Obispo Oak woods near Hearst Castle. Comment
  CAS-BOT-BC240810  Lonicera interrupta W. R. Dudley 1905-1-6 s.n. San Luis Obispo Hill near Wyss Place Comment
  PASA1067  Lotus argophyllus 1928-5-12 San Luis Obispo near Cambria Comment
  JEPS50767  Lotus benthamii Rimo Bacigalupi 1967-6-27 9302 San Luis Obispo first canyon .33 mi n San Carpoforo Canyon (along Calif State Highway 1) 45 Comment
  OBI36957  Lotus corniculatus Eric Wise 1981-7-27 1014 San Luis Obispo Greengate Ponds. Orcutt Rd 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
  UC762354  Lotus junceus var. biolettii R. F. Hoover 1946-4-27 6090 San Luis Obispo Price Canyon Comment
  UC1979843  Lotus purshianus Robert F. Thorne 1963-6-8 32174 San Luis Obispo 6 miles NW of Bradley on road to Jolon. Comment
  UCR12291  Lotus purshianus Paul D. Wood 1971-8-14 s.n. San Luis Obispo Central Coast, Santa Lucia Mountains, private property adjoining Santa Rita Old Creek Road, 6.5 mi. south of junction with Vineyard Drive 305 Comment
  CDA16890  Lotus strigosus G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  UC762714  Lupinus Robert F. Hoover 1946-4-27 6091 San Luis Obispo Price Canyon Comment
  UC146829  Lupinus affinis Katharine Brandegee 1911-7-11 San Luis Obispo San Luis Obispo Comment
  OBI19273  Lupinus albifrons VRMEER 1955-4-23 37 San Luis Obispo Poly Cyn; roadside near dump Comment
  UC1334654  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 c San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  OBI57675  Lupinus arboreus Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Just E of base at Suicide Hill, at S end of Morro Bay Comment
  SD39030  Lupinus arboreus Edith A. Purer 1932-8-28 4859 San Luis Obispo Ocean, stabilized dunes Comment
  OBI57824  Lupinus benthamii David J. Keil 1998-4-9 26666 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI68778  Lupinus benthamii E. L. Painter & M. Wetherwax, M. Wetherwax 2003-3-18 CR- 394 San Luis Obispo Camp Roberts. Near top of steep cliff above Nacimiento River, at end of Tower Rd. UTMs NAd27: zone 10, 695125E, 3960172N 270 Comment
  UC917057  Lupinus bicolor R. Bacigalupi 1949-4-8 3079 San Luis Obispo Cambria Pines; hill between Cambria and ocean Comment
  OBI12943  Lupinus bicolor Robert F. Hoover 1966-5-17 9873 San Luis Obispo Hills bordering San Luis Valley on S, W of Edna (Guidetti Ranch) Comment
  CAS-BOT-BC215434  Lupinus cervinus R. F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mountain above San Simeon Comment
  SBBG95541  Lupinus chamissonis R. H. Toft 1986-5-21 30 San Luis Obispo 1/8 mi S of Broderson Rd just SW from the center of the town of Los Osos (Bayview) Comment
  UCR160288  Lupinus chamissonis George K. Helmkamp 2004-4-30 8553 San Luis Obispo Central Coast, about 1.1 mi (airline) SW of Arroyo Grande Ave at 23rd St in Oceano 15 Comment
  RSA0039712  Lupinus concinnus LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6509 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
  OBI54472  Lupinus hirsutissimus Matthew Arterburn 1997-4-23 59 San Luis Obispo Ridge near Turkey Flat running N to S, near Black Mtn, La Panza Range Comment
  SEINET10871009  Lupinus horizontalis Robert F. Hoover 1967-3-27 Hoover 10299 San Luis Obispo Chalk mt., Cuyama valley. Comment
  OBI12834  Lupinus latifolius Neil Havlik 1968-4-1 112 San Luis Obispo See Cyn, 1 mi N of Avila Beach Rd Comment
  CAS-BOT-BC207231  Lupinus ludovicianus R. F. Hoover 1964-5-11 8800 San Luis Obispo Upper Arroyo Grande Comment
  OBI19291  Lupinus ludovicianus Robert F. Hoover 1964-5-11 8800 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC207216  Lupinus ludovicianus Gertrude Sinsheimer 1927-6-1 s.n. San Luis Obispo Upper Arroyo Grande Valley Comment
  CAS-BOT-BC207221  Lupinus ludovicianus R. F. Hoover 1949-5-17 7702 San Luis Obispo Upper Arroyo Grande, 6 mi. above county park. Comment
  SEINET8160594 Image available Lupinus ludovicianus A. Eastwood 1927-1 14992 San Luis Obispo Comment
  UCR3691  Lupinus microcarpus Frank C. Vasek 1962-5-17 620517- 01 San Luis Obispo Central Coast, Road from Atascadero to Morro Bay, 3.3 miles from the Los Padres National Forest boundary 185 Comment
  RSA659033  Lupinus microcarpus R. Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Rd. just E jct. with Cypress Mountain Rd. Comment
  OBI78133  Lupinus microcarpus var. densiflorus B. W. & T. W., T. W. 1967-5-13 s.n. San Luis Obispo Lopez Cyn Comment
  RSA0036493  Lupinus microcarpus var. densiflorus Daisie Huang 2007-4-17 07041704 San Luis Obispo On moist grassy hillside. 364 Comment
  SBBG69037  Lupinus microcarpus var. densiflorus M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  JEPS108001  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-7 1147 San Luis Obispo Pozo Road 0.3 mi E Hwy. 58 E of Santa Margarita Comment
  JEPS65110  Lupinus microcarpus var. densiflorus W. L. Jepson 1927-5-30 12151 San Luis Obispo ca 2 mi e Pine Creek Bridge (btw Pine Creek Bridge and Cuyama Valley); betw Pine Creek bridge and Cuyama Valley Comment
  OBI12912  Lupinus microcarpus var. densiflorus Robert F. Hoover 1966-5-11 9849 San Luis Obispo Between Santa Margarita and Atascadero, crossing of Santa Barbara Rd nd hwy 101 Comment
  OBI48303  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1180 San Luis Obispo Roadside and banks adj Wellsona Rd just S of jctn with River Rd, N Paso Robles Comment
  OBI12886  Lupinus microcarpus var. horizontalis Robert F. Hoover 1952-4-19 8123 San Luis Obispo N side of lower Cuyama Valley Comment
  SBBG114104  Lupinus microcarpus var. horizontalis R. Riggins 1979-5-5 1157 San Luis Obispo triangle formed by Elkhorn Trail Rd (Co 285) and ranch rd to water tank, 2.3 mi N Coachoro Camp Rd Comment
  OBI12854  Lupinus microcarpus var. microcarpus Robert F. Hoover 1949-5-1 7641 San Luis Obispo Summit of Cottonwood Pass Comment
  OBI48448  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-5 1158 San Luis Obispo Triangle formed by Elkhorn Trl Rd (Co. 285) and ranch rd to water tank, 2.3 mi N Coachoro Camp rd Comment
  OBI48481  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1181 San Luis Obispo Steep rd cut on El Pomar Rd 0.1 mi S of jctn with Vaquero Dr paralleling Salinas River, N Templeton Comment
  UCSB12190  Lupinus microcarpus var. microcarpus Breedlove, Dennis 1962-3-24 San Luis Obispo Roadbank 5.5 miles south of Shandon 365 Comment
  JEPS116455  Lupinus nanus Alice Le Duc 1999-4-28 393 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  RSA0072110  Lupinus nanus Daisie Huang 2006-4-13 06041340 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SBBG95300  Lupinus nanus D. Keil, R. Riggins, K. Bay 1986-4-26 19273 San Luis Obispo 0.9 mi NE of jct of Elkhorn Rd on Crocker Grade Rd 822 Comment
  UCR140148  Lupinus nanus George K. Helmkamp 2004-2-11 8280 San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  OBI23990  Lupinus nanus Walter F. Chesebro 1978-4-8 9 San Luis Obispo Off hwy 58, 7.7 mi E of hwy 229 turnoff Comment
  RSA648328  Lupinus nanus subsp. nanus Marion P. Harthill 1972-4-15 s.n. San Luis Obispo Morro Bay 15 Comment
  RSA67522  Lupinus nanus subsp. nanus Philip A. Munz 1951-4-13 16322 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  CLARK-A1045-1373  Lupinus polycarpus George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay; Morro Bay S 7.5'Q Comment
  POM97370  Lupinus subvexus var. albilanatus Philip A. Munz 1926-4-8 10136 San Luis Obispo Paso Robles Comment
  POM203583  Lupinus subvexus var. phoeniceus I. L. Wiggins 1932-3-20 5792 San Luis Obispo Hills east of Cholame on grade above the valley. Comment
  SBBG118168  Lupinus succulentus E. Painter, M. Wetherwax 2000-5-16 CR 76 San Luis Obispo rd above Twin Bridges, parallel to Nacimiento River on N side; Camp Roberts 200 Comment
  UC547756  Lupinus succulentus David D. Keck and J. Clausen 1935-4-9 3096 San Luis Obispo Cholame 457 Comment
  UCR61745  Lupinus succulentus George K. Helmkamp 1990-4-1 s.n. San Luis Obispo Cuyama Valley, State Hwy 166, 12 mi west of New Cuyama 503 Comment
  UCR97567  Lupinus succulentus George K. Helmkamp 1997-3-8 1441 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  SBBG19318  Lupinus truncatus D. Emery 1950-4-21 San Luis Obispo 0.5 mi W of Nipomo Comment
  OBI10762  Lysimachia arvensis John Young 1967-5-15 26 San Luis Obispo Poly Cyn, W side hill slope Comment
  OBI78307  Lysimachia latifolia Robert F. Hoover 1964-5-13 8845 San Luis Obispo Santa Rita Crk W of Templeton Comment
  CDA15209  Lythrum hyssopifolia G. F. Hrusa 1998-7-21 14747 San Luis Obispo South Coast Ranges; base of bank along Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Comment
  OBI12412  Lythrum hyssopifolia Robert F. Hoover 1948-6-7 7542 San Luis Obispo 1.8 mi of Arroyo de la Cruz on State hwy 1 Comment
  OBI51929  Madia elegans David J. Keil, with V. L. Holland 1991-8-22 22587 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
  SBBG93790  Madia exigua S. A. Junak 1990-5-1 4251 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  OBI56724  Madia exigua David J. Keil 1998-5-4 27040 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  RSA0042802  Madia gracilis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6452 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  OBI33053  Madia gracilis David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 17001 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI64132  Madia gracilis D. R. Miller 1994-4-30 494 .278 San Luis Obispo Pine Mt Region. From the creekway area of Tobacco Crk 350 Comment
  OBI15714  Madia radiata Robert F. Hoover 1950-3-31 7772 San Luis Obispo La Panza district Comment
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Aug 21 2017
  SBBG18163  Madia radiata C. B. Hardham 1962-4-14 8977 San Luis Obispo Pinole Hills, head of Bitterwater Cyn Comment
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Aug 21 2017
  UC1558073  Madia radiata Clifton F. Smith 1950-3-18 2576 San Luis Obispo se Shandon (near Pinole Springs) Comment
  UC2027440  Madia radiata Greg Wilvert 2005-4-23 299 San Luis Obispo Southeast Half of the Caliente Range. 1.3 km NW of Lawson Spring. Comment
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Aug 21 2017
  OBI15738  Madia sativa Robert F. Hoover 1969-8-1 11512 San Luis Obispo Cambria Comment
  OBI15739  Madia sativa Robert F. Hoover 1969-8-1 11508 San Luis Obispo Cambria Comment
  CAS-BOT-BC345097  Madia sativa E. K. Balls 1958-7-16 23543 San Luis Obispo 0.5 mi. n. of Cambria, State Hwy. 1 15 Comment
  CAS-BOT-BC345099  Madia sativa Clare B. Hardham 1956-8-15 1187 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  OBI65953  Madia sativa Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-9 32 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1. At Walters Crk headwaters N of hwy 1 158 Comment
  RSA117745  Madia sativa S. Carlquist 1956-6-27 403 San Luis Obispo 1.2 miles south of Harmony Comment
  POM97514  Maianthemum stellatum Philip A. Munz 1926-4-9 10208 San Luis Obispo Willow Creek Road, 10 miles southwest of Paso Robles Comment
  UC1122034  Malacothamnus jonesii T. M. Hendrix 1939-5-25 1059 San Luis Obispo 1 1/4 mi se Joughin Ranch; Branch Mt. Quadrangle Comment
  OBI12357  Malacothamnus jonesii Robert F. Hoover 1959-5-9 8500 San Luis Obispo 4 mi W of Paso Robles on Adelaida rd Comment
  LA211604  Malacothamnus palmeri var. involucratus Mark A. Elvin; David J. Keil 2014-9-12 7614 San Luis Obispo East of Cambria, along Santa Rosa Creek Road ca. 4.5 kilometers E of junction with Main Street. 66.0 Comment
  CAS-BOT-BC345336  Malacothrix californica Alice Eastwood 1927-4-8 14334 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  UCD166286  Malacothrix californica Jack Major 1962-4-22 798 San Luis Obispo San Luis Obispo County: Shell Creek north of Creston-Simmler HWY on road to Shandon about 1/2 mile. (Exact location unknown. Coordinates estimated by label maker.) (Creston-Simmler HWY is present day HWY 58.) 390 Comment
  UC1069934  Malacothrix coulteri T. M. Hendrix 1937-4-22 60 San Luis Obispo 3 mi ne Huerhuero School; Pozo Quad. Comment
  CAS-BOT-BC347334  Malacothrix coulteri Ernest C. Twisselmann 1954-5-1 1139 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Gypsum Hills, 7 miles east of Simmler 762 Comment
  CAS-BOT-BC347547  Malacothrix floccifera R. F. Hoover 1952-5-11 8190 San Luis Obispo Navajo Creek district, east side of La Panza Range Comment
  CAS-BOT-BC347549  Malacothrix floccifera Clare B. Hardham 1956-6-20 964 San Luis Obispo Santa Lucia Mountains. Tassajera [Tassajara] Canyon Comment
  CAS-BOT-BC347550  Malacothrix floccifera Clare B. Hardham 1957-6-17 2242 San Luis Obispo Santa Lucia Mountains. Tassajara Canyon Comment
  OBI15653  Malacothrix incana Robert F. Hoover 1966-9-21 10079 San Luis Obispo Oso Flaco Lake Comment
  OBI31854  Malacothrix incana Robert J. Rodin 1956-5-29 6083 San Luis Obispo S end of Morro Bay Comment
  OBI53501  Malacothrix incana Arthur W. Hazebrook 1991-6-6 98 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, SW facing side of hill Comment
  OBI49637  Malacothrix phaeocarpa David J. Keil 1989-6-9 21252 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI64152  Malosma laurina David J. Keil 2001-7-5 29636 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondanada Road. Comment
  OBI12374  Malva assurgentiflora Tracey & Viola Call, Viola Call 1962-7-22 2146 San Luis Obispo Cayucos. Near coast in open field near stream (Boyle Lumber co) 6 Comment
  OBI31778  Malva nicaeensis Smeltzer, Turnquist 1982-4-21 58 San Luis Obispo Rear parking area along NE lake edge in Laguna Lake Park Comment
  OBI31779  Malva nicaeensis Turnquist, Smeltzer 1982-6-16 163 San Luis Obispo Laguna Lake Park. Area near N end of paved rd Comment
  OBI12337  Malva parviflora Jim Heaston 1955-10-13 35 San Luis Obispo Cal Poly Comment
  CAS-BOT-BC8175  Malvastrum fragrans Mary E. Wall 1935-5-28 s.n. San Luis Obispo Manta Margarita, El Dorado School Comment
  OBI29103  Marah fabacea Karen Symonds 1982-7-25 7 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  OBI32083  Marah fabacea David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14325 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  SBBG34952  Marah fabacea Mrs. R. W. Summers 1883-1-24 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI14818  Marah fabacea S. Wainwright 1964-2-29 5 San Luis Obispo 4 mi W of Los Osos school on Los Osos Valley Rd Comment
  RSA116492  Marah fabacea E. C. Twisselmann 1954-3-15 889 San Luis Obispo Upper Palo Prieta Canyon, 6 miles S of Cholame. 610 Comment
  SFV20408  Marah macrocarpa S. Kimball 2005-4-6 459 San Luis Obispo Carrizo Plain Carrizo Plain. Hills above wash, road from Travers Ranch. 745 Comment
  CDA5698  Marrubium vulgare L. Julian 2000-10-2 16 San Luis Obispo Peterson Ranch, entrance at end of Cal Poly Canyon Road of the State University. Comment
  OBI15633  Matricaria occidentalis Robert F. Hoover 1966-4-2 9796 San Luis Obispo E side of Soda Lake, Carrizo Plain Comment
  OBI28603  Medicago polymorpha John Jackman & Julie Truesdale, Julie Truesdale 1980-1 15 San Luis Obispo MacGillivary Ranch, Adelaida. Near Adelaida rd Comment
  UC1129780  Medicago polymorpha P. L. Johannsen 1936-3-21 691 San Luis Obispo 1 1/2 mi se Terrace Hill (Plot 2); San Luis Obispo Quadrangle Comment
  UCR131472  Medicago polymorpha June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Coon Creek Trail, Montana de Oro State Park 61 Comment
  OBI8428  Medicago polymorpha Lynne D. Althouse 1977-4-12 42 San Luis Obispo Wolfe's horse ranch near San Luis High School 130 Comment
  CAS-BOT-BC271188  Melica Clare B. Hardham 1969-5-28 17194 San Luis Obispo NE slopes of Red Mt., San Simeon Cr. Comment
  SEINET3129479  Melica bulbosa G. B. Grant 1900-4-3 766 -A San Luis Obispo Paso Robles Comment
  OBI72300  Melica californica Anthony Baniaga, Theo Fitanides 2010-4-18 124 San Luis Obispo Tierra Redonda Mtn BLM ACEC 353 Comment
  UCD86932  Melica californica Beecher Crampton 1964-5-18 6965 San Luis Obispo San Luis Obispo County: NE corner of county, 5.5 miles northeast of Cholame, Cottonwood Pass Summit, State Hwy. 41. Comment
  UCR42833  Melica californica David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18639 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  CAS-BOT-BC281682  Melica imperfecta W. R. Dudley 1902-4-2 s.n. San Luis Obispo Near Cambria Comment
  OBI22000  Melica imperfecta Robert D. Page 1962-4-20 76 San Luis Obispo Calif Polytechnic State Univ campus, San Luis Obispo Comment
  CAS-BOT-BC281665  Melica imperfecta Ernest C. Twisselmann 1957-4-28 3417 San Luis Obispo La Panza Range. Martinez Canyon 673 Comment
  OBI2554  Melica imperfecta Larry E. Brown 1970-3-30 1763 San Luis Obispo Road cut in Las Padres Natl Forest on rd to Hi Mtn Lookout near Pozo Comment
  OBI3859  Melica torreyana Patricia Wiese 1971-5-24 64 San Luis Obispo In fuelbreak in Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  JEPS97117  Melilotus albus M. D. Proctor and E. A. Young 1993-4-17 ROB 470 San Luis Obispo Fort Merriam, Camp San Luis Obispo Comment
  OBI40723  Melilotus indicus David J. Keil, Dirk R. Walters 1986-5-2 19354 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn. The cyn ws burned in July, 1985 in the Las Pilitas fire 305 Comment
  OBI70164  Melilotus indicus Bernard Miossi 1939-6-16 100 San Luis Obispo Along hwy 101, 1.5 mi N of San Luis Obispo 58 Comment
  JEPS99331  Mentha spicata Clare B. Hardham 1958-9-19 3862 San Luis Obispo Atacadero Creek, Atascadero Comment
  OBI62643  Mentzelia affinis George Butterworth 2003-5-9 514 San Luis Obispo Chimineas. Ridge Rd .2 mi S of Red Rock Rd Comment
  OBI12466  Mentzelia dispersa Robert F. Hoover 1952-5-11 8195 San Luis Obispo At Navajo Camp, La Panza Range Comment
  UC1928065  Mentzelia gracilenta David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30499 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  OBI28765  Mentzelia pectinata Melissa Luckow, CNPS 1981-4-18 665 San Luis Obispo Shell Crk Rd, 2 mi from jctn with Hwy 58 Comment
  UC872411  Mentzelia pectinata Lewis S. Rose 1925-3-25 35054 San Luis Obispo Cholame Comment
  RSA0077575  Mesembryanthemum Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3213 San Luis Obispo Morro Bay State Park/Morro Estuary Natural Preserve: Just E of State Park Rd/Main St, approx. 0.7 mi SW of jct w/ S Bay Blvd. 0 Comment
  CAS-BOT-BC428917  Micranthes californica Ernest C. Twisselmann 1956-4-3 2612 San Luis Obispo La Panza Range. Upper Navajo Canyon. 740 Comment
  OBI083593  Micropus californicus Michael Walgren, Bill Maslach 2016-4-9 533 San Luis Obispo Collected in the foothills of the Santa Lucia Mountains between Arroyo de la Cruz and the northern county line, roughly 3.5 km inland from Highway 1. 130 Comment
  CAS-BOT-BC348814  Microseris campestris Ernest C. Twisselmann 1955-4-22 1892 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley, 1 1/2 miles east of Palo Prieta Summit 640 Comment
  OBI15625  Microseris douglasii subsp. tenella Robert F. Hoover 1950-4-21 7845 San Luis Obispo Between Morro Bay and Cayucos (S of Toro Crk) Comment
  OBI31365  Microseris elegans Joy Nishida, Robert Allen 1982-4-10 277 San Luis Obispo American Cyn campground 536 Comment
  OBI42352  Mimetanthe pilosa David J. Keil 1986-5-28 19611 San Luis Obispo Ca 1/4-1/2 mi W from jctn with Parkhill Rd along Las Pilitas Rd Comment
  OBI37495  Mimulus aurantiacus Dennis H. McSwain 1972-8-5 8 San Luis Obispo Collected 2 mi S of Lopez Lake, Santa Lucia Range 457 Comment
  OBI35424  Mimulus aurantiacus var. aurantiacus Melody Dickens 1980-4-16 8 San Luis Obispo Collected on Morro Rock, Morro Bay Comment
  OBI9491  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1965-6-17 9440 San Luis Obispo Santa Lucia Range; Ridge NW of Cuesta Pass Comment
  OBI31581  Mimulus aurantiacus var. pubescens Joy Nishida 1982-5-22 388 San Luis Obispo 0.8 mi S of American Canyon campground, where road crosses drystream bed of rocks and boulders. 518 Comment
  UC446431  Mimulus cardinalis I. J. Condit 1912-6-13 San Luis Obispo road to Templeton; Cambria Comment
  RSA141046  Mimulus fremontii var. fremontii Clare B. Hardham 1960-5-5 5615 San Luis Obispo Pine Mt. Comment
  UC1302330  Mimulus fremontii var. fremontii Clare B. Hardham 1961-4-26 6921 San Luis Obispo w Adelaida; Franklin Creek Comment
  OBI80400  Mimulus guttatus Shane Meares 2015-2-1 2 San Luis Obispo Laguna Lake Park. 70 Comment
  SBBG117760  Mimulus guttatus E. Painter, M. Wetherwax, D. Keil, D. Wilken 2001-4-17 CR 204 San Luis Obispo jct of boundary rd and rd to top of palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts 252 Comment
  SBBG6969  Mimulus guttatus C. B. Hardham 1958-4-18 3072 San Luis Obispo 6 mi E of Paso Robles, Creston Rd Comment
  SBBG84227  Mimulus guttatus C. F. Smith 1968-7-30 10108 San Luis Obispo behind dunes at Oceano State Park Comment
  OBI9441  Mimulus guttatus Betty Sheehan 1957-10-10 4 San Luis Obispo Cal Poly campus. Feed mill Comment
  UC26910  Mimulus pilosus L. Jared 1822-3-4 San Luis Obispo South Coast Ranges Comment
  UC1348930  Mimulus rattanii Clare B. Hardham 1961-5-18 7087 San Luis Obispo n Cambria; Pine Mt. Comment
  OBI57346  Minuartia cismontana David J. Keil, with Kathleen A. Keil 1998-4-18 26801 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Rd; 1/2 mile from Hwy 58. Comment
  OBI19557  Minuartia douglasii Robert F. Hoover 1947-3-23 6717 San Luis Obispo Rinconada Mine Comment
  OBI60635  Minuartia douglasii David J. Keil 1986-4-13 19167 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  CAS-BOT-BC388805  Minuartia douglasii Alice Eastwood 1927-4-9 14379 San Luis Obispo Atascadero road Comment
  SD244664  Minuartia douglasii David Keil 1998-5-11 27203 San Luis Obispo Csaliente Range, 5.3 miles from Soda Lake Road along Selby Road. N-facing slope. Juniper-desert scrub oak woodland. Comment
  OBI81039  Minuartia pusilla Jason Dart, A. Weichert, G. Hind 2010-5-19 415 -H35 San Luis Obispo Hind River Ranch, east side of Salinas River, approximately 1.7 miles southeast of the intersection of Highway 58 and Pozo Road 323 Comment
  OBI61023  Monardella breweri subsp. breweri George Butterworth 1998-6-15 279 San Luis Obispo Carrizo Plain Natural Area. 1/2 mi NW of Sprague Hill Rd, 1.7 mi SW of Soda Lake Rd T31S, R19E, S4, SWQ 610 Comment
  OBI13645  Monardella breweri subsp. breweri Robert F. Hoover 1947-5-30 7227 San Luis Obispo Huasna River just below confluence of Arroyo Seco Comment
  CDA17883  Monardella crispa Austin Griffiths, M. McLeod 1987-4-23 18130 San Luis Obispo Callender Dunes; First sand bowl, 0.25 mi W of Black Lake, bordering south edge of Mud Lake. 0 Comment
  HSC94184  Monardella frutescens Austin P. Griffiths, M. E. Griffiths 1986-5-15 San Luis Obispo Guadalupe Dunes, midway along northernmost vegetated ridge Comment
  SBBG119412  Monardella palmeri E. Painter, M. Wetherwax 2000-6-13 SLO 149 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 160 Comment
  SBBG85386  Monardella palmeri C. F. Smith 1968-6-28 10093 San Luis Obispo W of TV towers on rd to Cerro Alto, along ridge W of Cuesta Summit on US Hwy 101 Comment
  CAS-BOT-BC220380  Monardella palmeri C. Butterworth; Clare B. Hardham 1960-7-5 6394 San Luis Obispo Edges of Cuesta Sargent Cypress forest 822 Comment
  CAS-BOT-BC220192  Monardella sinuata subsp. sinuata R. F. Hoover 1964-6-11 9033 San Luis Obispo Just south of Hazard Canyon Comment
  SBBG126067  Monardella undulata M. A. Elvin 2008-7-1 6007 San Luis Obispo SSW of Oso Flaco Lake 30 Comment
  SFV3189  Monardella undulata R. C. Bacigalupi 1950-5-13 3197 San Luis Obispo Sandy (dunes) area just south of Oso Flaco Lake. 10 Comment
  UC1036934  Monardella undulata subsp. undulata Rimo Bacigalupi 1950-5-13 3197 San Luis Obispo Just south of Oso Flaco Lake Comment
  SBBG30010  Monolepis nuttalliana I. L. Wiggins 1932-3-20 5788 San Luis Obispo immediate vicinity of Cholame Comment
  CAS-BOT-BC349533  Monolopia lanceolata E. McMillan 1952-3-15 11 San Luis Obispo Choice Valley 2 mi. S and 9 mi. E of Shandon Comment
  CAS-BOT-BC349567  Monolopia lanceolata R. F. Hoover 1950-4-2 7783 San Luis Obispo W. branch of Fernandez Creek, just above La Panza-Creston Road Comment
  OBI18710  Monolopia lanceolata Robert F. Hoover 1966-3-30 9748 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI39111  Monolopia lanceolata David J. Keil 1978-3-19 12613 San Luis Obispo E of Calif Valley along hwy 58 in the Temblor range 488 Comment
  OBI69708  Monolopia lanceolata Larry Kandarian 2006-4-17 s.n. San Luis Obispo Cholame Comment
  OBI79485  Monolopia lanceolata David J. Keil, with Matt Ritter, Taylor Crow, et al. 2012-3-3 31221 San Luis Obispo Sinton Ranch, south of Highway 58 on unpaved portion of Shell Creek Road 450 Comment
  SBBG133327  Monolopia lanceolata H. Schneider, M. Neff 2016-4-27 SBBG- 2 San Luis Obispo 22 mi NW of Maricopa, ca. 0.1 mi N of Soda Lake Rd; Carrizo Plain Nat Monument 588 Comment
  UC306331  Monolopia lanceolata G. B. Grant 1903-4-30 5373 San Luis Obispo Shandon Comment
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Feb 29 2016
  CAS-BOT-BC349569  Monolopia lanceolata Ira L. Wiggins 1932-3-21 5822 San Luis Obispo Ridge on N.E. edge of Carisa [Carrizo] Plain on road to Bitterwater Valley Comment
  OBI28858  Monolopia stricta David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14481 San Luis Obispo Rd at S end of Soda Lake ca 1/4 mi E of Soda Lake Rd Comment
  CAS-BOT-BC109023  Mucronea californica R. F. Hoover 1947-7-10 7293 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe-Arroyo Grande road. Comment
  JEPS57613  Mucronea californica J. G. Lemmon 1888-1 San Luis Obispo Estrella Plains Comment
  JEPS57627  Mucronea californica Mrs. R. W. Summers San Luis Obispo San Luis Obispo Comment
  OBI27999  Mucronea californica Barrett Anderson 1971-5-24 175 San Luis Obispo Between Spooner's Cove and Hazard Cyn Comment
  RSA355808  Mucronea californica Robert F. Thorne 1968-6-7 37782 San Luis Obispo Jack Lake: 3 miles south of Oceano Comment
  RSA709066  Mucronea californica George K. Helmkamp, E. A. Helmkamp 2005-6-12 9654 San Luis Obispo Central Coast Range: Along Hwy. CA-58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek. 552 Comment
  UC569532  Mucronea californica A. D. Gifford 1936-5-6 720 San Luis Obispo 3 mi s Musick; Nipomo Quadrangle 365 Comment
  CAS-BOT-BC109033  Mucronea californica Ernest C. Twisselmann 1955-6-10 2132 San Luis Obispo La Panza Range. Vaquero Water Canyon. 487 Comment
  RSA0077158  Mucronea perfoliata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-3 3196 San Luis Obispo Along wash just N of CA 58, approx. 1.1 mi E of jct w/ Carnaza Rd. 514 Comment
  UC2027191  Mucronea perfoliata Greg Wilvert 2005-5-20 436 San Luis Obispo Southeast Half of the Caliente Range: 0.5 km S of Quail Spring Reservoir Comment
  CAS-BOT-BC415983  Mucronea perfoliata Clare B. Hardham 1960-5-21 5848 San Luis Obispo Black Mountain, Highland District Comment
  UC33700  Muhlenbergia rigens Joseph Burtt Davy 1901-5 San Luis Obispo Templeton Comment
  UC1134638  Muilla maritima H. C. Lee 1936-3-18 519 San Luis Obispo 1 mi n Indian Knob; Arroyo Grande Quadrangle Comment
  SD249275  Myosurus minimus David Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, Larry Kelly 1988-3-18 20382 San Luis Obispo Vernal pool field north of Soda Lake along Belmont Trail 590 Comment
  SBBG122344  Myosurus minimus D. Keil, K. A. Keil 1998-4-4 26568 San Luis Obispo Carrizo Plain N of Soda Lake, vernal pool field along Cambria Rd, ca. 0.2 mi S of Belmont Trail Comment
  UCR115437  Myriophyllum sibiricum George K. Helmkamp 1996-9-21 1192 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  OBI1198  Myriopteris covillei R. F. Hoover 1947-1-5 6584 San Luis Obispo Pine Mt. of La Panza Range Comment
  OBI66084  Myriopteris covillei D. R. Miller 1996-4-8 496 -616 San Luis Obispo Growing on a rocky outcrop on south side of Rocky Butte, San Simeon creek drainage. 914 Comment
  OBI40488  Myriopteris intertexta R. J. Rodin 1958-4-4 6210 San Luis Obispo Bishop's Peak Comment
  SD249089  Najas guadalupensis David J. Keil, Kathleen Keil 2002-7-27 29900 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 395 Comment
  SBBG118032  Nassella cernua A. Dilworth, J. Goldzman,,M. Petroelje 1998-4-13 San Luis Obispo ca. 2 mi NNE of intersection of W Perimeter and Chalk Rock Rds; LCTA Plot 52; Camp Roberts 300 Comment
  CAS-BOT-BC260004  Nassella lepida John Thomas Howell 1964-6-29 40739 San Luis Obispo Adjacent to the Protestant Cemetary, about 1 mile N of Cambria Comment
  UCD87485  Nassella pulchra Beecher Crampton 1964-5-18 6996 San Luis Obispo San Luis Obispo County: 4.5 miles north of San Luis Obispo, U.S. Hwy. 101, La Cuesta pass. Comment
  CAS-BOT-BC65036  Nasturtium gambelii Dennis E. Breedlove 1962-8-7 4082 San Luis Obispo On shore of Oso Flaco Lake, 3 miles north of Guadalupe. Comment
  OBI37240  Nasturtium officinale Eric Wise 1981-5-14 317 San Luis Obispo Sweet Springs Marsh. NW of 4th and Ramona, Los Osos Comment
  UCR216936  Nasturtium officinale Mark A. Elvin, Joanna Iwanicha 2009-6-30 6377 San Luis Obispo Central Coast, north of Guadalupe, upper Oso Flaco Creek at junction with Oso Flaco Lake Rd., near RR tracks 14 Comment
  HSC91661  Navarretia atractyloides Susan H. Bicknell 1989-8-16 San Luis Obispo Montano de Oro, MDO 27 Comment
  SBBG117963  Navarretia atractyloides E. Painter, M. Wetherwax 2002-6-18 SLO 283 San Luis Obispo Cerro Romualdo, along trail leading upslope from watertower; Camp San Luis Obispo 200 Comment
  OBI11345  Navarretia atractyloides Robert F. Hoover 1965-9-7 9528 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  OBI42265  Navarretia atractyloides David Keil, V. L. Holland 1986-5-26 19588 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake. Comment
  OBI64612  Navarretia atractyloides David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28680 San Luis Obispo Camp Roberts; along C25 Road, ca. 0.4 air km sw of jctn. With Avery Road, ca. 3.2 air km due w of Nacimiento River, ca. 2.5 air km due n of Nacimiento River. Vicinity of 35.7724 deg. N, 120.8191 deg. W (UTM: zone 10S 697140 E, 3960700 N). Comment
  OBI42274  Navarretia mitracarpa David J. Keil 1986-5-26 19587 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  CDA40122  Navarretia nigelliformis Thomas Chalmers Jun 1959 s.n. San Luis Obispo 0 Comment
  UC127289  Navarretia nigelliformis subsp. radians Benj. Cobb 1907-1 6 San Luis Obispo Paso Robles Comment
  UC1928091  Nemacaulis denudata var. denudata David Keil 2000-6-1 28797 San Luis Obispo Guadalupe Dunes north of Oso Flaco Lake, near fenced boundary with actively used off road vehicle area. Comment
  OBI57363  Nemacladus californicus David J. Keil 1998-6-5 27634 San Luis Obispo Caliente Range. 4.8 road miles SE from Soda Lake Rd. on Selby Rd. (35 deg. 07.663' x 119 deg. 51.362'). 884 Comment
  SEINET10939170  Nemacladus secundiflorus Rimo Bacigalupi 1955-5-24 Bacigalupi 5209 San Luis Obispo Above creek bed in Palo Prieto Canyon, 2.4 miles above its confluence with Cholame Creek, northern end of the Temblor Range 457 Comment
  CAS-BOT-BC411015  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi; G. T. Robbins 1954-5-12 4452 San Luis Obispo Flood plain of Eat Fork Huerhuero Creek at crossing of road 1.1 miles S of Geneseo School, 3 miles N of Creston 304 Comment
  OBI30158  Nemophila menziesii Robert J. Rodin 1962-4-1 6830 San Luis Obispo About 4 mi E of Cholame Comment
  POM65323  Nemophila menziesii var. menziesii R. W. Summers 1882-04 s.n. San Luis Obispo Morro Bay. Comment
  OBI9169  Nicotiana acuminata var. multiflora Robert F. Hoover 1969-7-12 11442 San Luis Obispo Salinas River at Paso Robles Comment
  UC1392923  Nicotiana acuminata var. multiflora R. F. Hoover 1969-7-12 11442 San Luis Obispo bed of Salinas River (at Paso Robles); Paso Robles Comment
  CAS-BOT-BC231698  Nicotiana glauca R. F. Hoover 1966-9-12 9988 San Luis Obispo Just north of Santa Maria River near Santa Maria Comment
  OBI9172  Nicotiana quadrivalvis Robert F. Hoover 1952-11-1 8270 San Luis Obispo Caliente Mtn Comment
  UC2027186  Nicotiana quadrivalvis Greg Wilvert 2005-6-14 480 San Luis Obispo Southeast Half of the Caliente Range: Quail Spring Road 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
  OBI80803  Nuttallanthus texanus David J. Keil, with Kathleen Keil 1990-4-7 21370 San Luis Obispo 3 miles from Highway 58 along Hwy 229 south of Creston 365 Comment
  CAS-BOT-BC140421  Oemleria cerasiformis R. F. Hoover 1964-5-13 8837 San Luis Obispo Santa Rita Creek west of Templeton Comment
  SBBG112478  Oemleria cerasiformis D. Keil 1985-3-26 18473 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  SBBG14318  Oemleria cerasiformis R. Gankin, W. R. Russell 1962-2-22 342 San Luis Obispo hill just S of Arroyo de la Cruz, 0.5 mi E of Hwy 1, 9.4 mi NW of entrance to Hearst State Historical Monument Comment
  UCD113657  Oemleria cerasiformis Roman Gankin; W. R. Russell 1962-2-22 342 San Luis Obispo San Luis Obispo County: Northern part of county. Hill just south of Arroyo de la Cruz, 1/2 mile east of State Route 1 and 9.4 miles northwest of entrance to Hearst State Historical Monument. Comment
  CAS-BOT-BC140416  Oemleria cerasiformis Ira L. Wiggins 1929-4-16 3669 San Luis Obispo 2 miles west of Atascadero Comment
  OBI60588  Oenanthe sarmentosa Larry Kelly, David J. Keil 1988-10-1 312 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UC1311699  Oenanthe sarmentosa Robert J. Rodin 1959-5-26 6352 San Luis Obispo marsh near Morro Bay at Cuesta By The Sea Comment
  OBI12019  Oenothera californica Robert F. Hoover 1947-4-26 7100 San Luis Obispo 6 mi E of Creston on La Panza Rd Comment
  UC572454  Orobanche californica subsp. condensa H. C. Lee 1937-6-8 1055 San Luis Obispo Two miles south of Huerhuero School, 12 1/2 mi NW of Pozo. Comment
  OBI62991  Orobanche pinorum D. R. Miller 1995-10-17 1095 -602 San Luis Obispo Pine Mt region. 872 Comment
  SBBG81668  Orobanche uniflora R. N. Philbrick 1986-4-24 San Luis Obispo ca. 0.5 mi NE of Black Mtn Rd, along trail from rd to Friis Camp Comment
  OBI58577  Orobanche uniflora var. purpurea David J. Keil 1998-4-28 26936 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
  RSA401984B  Orthocarpus densiflorus Francis W. Pennell 1940-5-9 25346 San Luis Obispo Route 1, facing ocean, both of Morro Bay. 15 Comment
  OBI33373  Osmorhiza berteroi David J. Keil 1982-3-20 15737 San Luis Obispo San Luis Range in Irish Hills along dirt rd leading from See Cyn rd to Hibberd Preserve Comment
  UC1302889  Osmorhiza brachypoda Clare B. Hardham 1961-4-26 6931 San Luis Obispo w Adelaide; Franklin Creek Comment
  UCR140078  Osteospermum ecklonis George K. Helmkamp 2004-2-11 8275 San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  SBBG104943  Paeonia californica M. D. Proctor, E. A. Young 1993-3-17 ROB 180 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI61099  Paeonia californica P. A. Holden 1968-4-9 127 San Luis Obispo 9 mi E of Santa Margarita on hwy 58 Comment
  OBI2352  Panicum capillare Larry E. Brown 1971-7-2 2055 San Luis Obispo Along State Rte 166 at jctn with US 101 just N of the Santa Maria River Comment
  SBBG94426  Papaver californicum D. Keil 1986-4-8 19116 San Luis Obispo BLM land on E side of Santa Margarita Lake Comment
  CAS-BOT-BC422849  Papaver rhoeas Ernest C. Twisselmann 1960-5-16 5965 San Luis Obispo Paso Robles: Railroad Depot. 225 Comment
  UC463197  Parietaria hespera var. californica Roxana S. Ferris 1929-4-16 8029 San Luis Obispo 8 mi n Cayucos Comment
  CAS-BOT-BC413398  Parietaria hespera var. hespera R. F. Hoover 1946-6-16 6173 San Luis Obispo West edge of Carrizo Plain, at top of grade leading from San Juan River Comment
  OBI80119  Parnassia palustris David J. Keil, Matt Ritter, Jenn Yost, Bill Waycott, Dave Myers, Bruce Berlin, et al. 2015-1-24 32560 San Luis Obispo Irish Hills Natural Reserve, San Luis Obispo Open Spaces. Branch trail from Old Prospector Trail up side canyon. Serpentine parent material. 220 Comment
  SBBG104777  Paspalum distichum F. L. Johnson, E. A. Young 1993-5-23 ROB 531 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI68374  Passiflora tarminiana David J. Keil 2004-5-24 30304 San Luis Obispo Cambria. South side od Windsor Blvd just west of Heath Lane, south of Santa Rosa Creek Afewabove0 Comment
  UCD78286  Pectocarya penicillata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4631 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  OBI79318  Pectocarya pusilla David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31713 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area Comment
  OBI61035  Pectocarya setosa George Butterworth 2002-5-11 420 San Luis Obispo Carrizo Plain Natl Monument. Beside Caliente Mtn trl about 1m I NW of peak 1452 Comment
  UC1069009  Pectocarya setosa T. M. Hendrix 1937-5-10 164 San Luis Obispo 5 1/4 mi wsw El Dorado School 533 Comment
  CAS-BOT-BC69249  Pellaea andromedifolia R. F. Hoover 1946-11-24 6564 San Luis Obispo Hill above Salinas River opposite Pilitas Creek Comment
  OBI79037  Pennisetum clandestinum David J. Keil 2013-8-22 31912 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead along South Bay Blvd. 10 Comment
  OBI58881  Penstemon centranthifolius David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27418 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  OBI65050  Penstemon centranthifolius Greg Wilvert 2005-4-16 254 San Luis Obispo SE Half of the Caliente Range. 1.8 km NW of Quail Spring Reservoir 957 Comment
  UCR29939.1  Penstemon centranthifolius J. H. Nishida 1982-6-5 418 San Luis Obispo South Coast Range, American Canyon Campground 537 Comment
  UCR29938.1  Penstemon heterophyllus J. H. Nishida 1982-5-22 389 San Luis Obispo South Coast Range, 0.8 miles south of American Canyon Campground, where road crosses dry streambed 518 Comment
  UC195577  Penstemon heterophyllus var. heterophyllus I. J. Condit June 1912 San Luis Obispo at coast San Carpojo (San Carpojo) Comment
  OBI29232  Pentachaeta alsinoides David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14525 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  RSA140494  Pentachaeta exilis Clare B. Hardham 1960-4-13 5413 San Luis Obispo Hills south of Bee Rock, Santa Lucia Mountains. 366 Comment
  OBI78777  Pentagramma triangularis Karen Morikawa, Laurie Yepson 1979-5-10 2 San Luis Obispo 5.5 miles North on Highway 101 from Cal Poly Campus, along hillside on road to Cerra Alto lookout. Comment
  JEPS27033  Perideridia californica Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7414 San Luis Obispo Las Tablas Creek Cypress Mountain (westernmost fork (Dellaganna or Carmen Creek), ne base of mt.) 518 Comment
  OBI10876  Persicaria maculosa Robert D. Page 1963-11-3 223 San Luis Obispo Margin of old Beaver Pond 3 mi E of Routzhan county park along Pozo Rd Comment
  OBI60589  Persicaria punctata Larry Kelly, David J. Keil 1988-10-1 302 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI79142  Persicaria punctata David J. Keil 2011-11-5 31146 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd Street bridge 8 Comment
  SD71145  Phacelia cicutaria var. hispida R. F. Hoover 1950-4-30 7856 San Luis Obispo La Panza Range, just east of summit on Pozo-La Panza road. Comment
  SBBG97523  Phacelia ciliata C. F. Smith 1950-4-30 2702 San Luis Obispo ca. 3 airline mi SW of Yeguas Mtn rd NE of Pinole Land and Cattle Co headquarters Comment
  HSC13633  Phacelia ciliata Lincoln Constance, A. A. Beetle 1940-3-22 2540 San Luis Obispo Carrizo Plain, 10.5 mi. S of Simmler 762 Comment
  OBI13836  Phacelia ciliata var. ciliata Robert F. Hoover 1966-3-30 9766 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  UC1069294  Phacelia ciliata var. ciliata H. C. Lee 1937-4-2 812 San Luis Obispo 1 1/4 mi w Linnie School; Paso Robles Quadrangle Comment
  OBI23893  Phacelia distans Janice M. Toyoshima 1979-4-21 A 4 -21 San Luis Obispo Adj to roadcut that intersects E boundary of Morro Bay state park Comment
  OBI35656  Phacelia distans S. M. Inman 1983-5-7 29 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  SJSU7528  Phacelia distans L. S. Rose 1961-4-15 61044 San Luis Obispo San Marcos Cr 8 mi SE of Nacimiento Dam 335 Comment
  UC2027541  Phacelia egena Greg Wilvert 2005-4-30 365 San Luis Obispo Southeast Half of the Caliente Range: 0.8 km SE of Padrones Spring. Comment
  RSA141765  Phacelia fremontii Clare B. Hardham 1960-3-23 5216 San Luis Obispo East side of Temblors, Recruit Grade. Comment
  RSA152170  Phacelia fremontii G. Thomas Robbins, R. C. Bacigalupi 1952-4-20 3449 San Luis Obispo On Elkhorn Plain, 16 miles north-northwest of Kern county line. 732 Comment
  UC1285030  Phacelia grisea R. F. Hoover 1965-6-17 9429 San Luis Obispo ridge nw Cuesta Pass; Santa Lucia Range Comment
  UCR29000  Phacelia malvifolia var. loasifolia David J. Keil 1981-6-20 14863 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
  UCR115772  Phacelia nemoralis subsp. nemoralis George K. Helmkamp, E. A. Helmkamp 2000-4-20 5399 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  OBI28432  Phacelia ramosissima Karin Long 1982-4-3 s.n. San Luis Obispo Morro Bay sand spit at the S end of Shark Inlet Comment
  OBI60483  Phacelia ramosissima Larry Kelly, David J. Keil 1988-10-1 278 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  RSA25665  Phacelia ramosissima var. montereyensis Carl B. Wolf 1941-7-10 10971 San Luis Obispo 2.5 miles (airline) east of Oso Flaco Lake, or between the CA Hwy 1 and S.P.R.R. 30 Comment
  UC1925832  Phacelia suaveolens David Keil with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26255 San Luis Obispo Los Padres National Forest. La Panza Mountains. Fringe of Machesna Mountain Wilderness. Ridge along road past Castle Crags and slopes below to south. Comment
  OBI19537  Phacelia tanacetifolia Dick Barkelew 1970-4-11 2 San Luis Obispo Lopez Lake Comment
  UC1069413  Phacelia viscida G. T. Nordstrom 1937-6-13 1342 San Luis Obispo 1 mi ssw Adelaida; Adelaida Quadrangle Comment
  POM116443  Phalaris caroliniana Marcus E. Jones 1882-1 s.n. San Luis Obispo San Luis Obispo. Comment
  RSA755143  Phalaris paradoxa David J. Keil, Kathleen Keil 1998-6-13 27813 San Luis Obispo La Panza Mountains, Vicinity of Shell Creek, 0.5 miles from junction of Shell Creek Road and Highway 58. Comment
  OBI4178  Pholisma arenarium Julie R. Potter 1969-6-29 43 San Luis Obispo Morro Bay State Park Comment
  RSA25637  Pholisma arenarium Carl B. Wolf 1941-7-10 10976 San Luis Obispo Approx. 2-1/2 mi. (airline) east of Oso Flaco Lake, or between Calif. Highway #1 and S.P.R.R. 30 Comment
  RSA680331  Pholistoma auritum Scott D. White, Ken McDonald 2001-5-9 8505 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-BC222607  Pholistoma auritum var. auritum Alice Eastwood 1926-4-28 13609 San Luis Obispo Cambria Comment
  SBBG118995  Pholistoma auritum var. auritum E. Painter, M. Wetherwax 2002-3-26 SLO 217 b San Luis Obispo NW side of Cerro Romualdo; Camp San Luis Obispo 250 Comment
  UCR122443  Pholistoma auritum var. auritum George K. Helmkamp 2002-4-21 7501 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 6.9 mi east of Cambria 183 Comment
  CAS-BOT-BC222609  Pholistoma auritum var. auritum Milo S. Baker 1928-3-31 2755 b San Luis Obispo Paso Robles, Adelaida Grade Comment
  SD208194  Pholistoma membranaceum Michael G. Simpson, Lori Simpson 2009-3-30 3059 San Luis Obispo Hurricane Frocker Spring Road, Temblor Mountains. 808 Comment
  OBI28243  Phoradendron serotinum subsp. tomentosum Krystoff/Spasbo 1982-4-18 36 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  CAS-BOT-BC452013  Phyllospadix scouleri Ernest C. Twisselmann 1967-4-27 12911 San Luis Obispo Point 2.9 miles south of Piedras Blancas Point. Comment
  OBI22632  Phyllostachys aurea John Helfrich 1964-2-24 6 San Luis Obispo Along the side of the Science Bldg, Cal Poly Comment
  CAS-BOT-BC206930  Pickeringia montana var. montana Gale Sphon 1959-6-7 366 San Luis Obispo Highway 178 about 6 miles west of La Panza Campground, Los Padres National Forest Comment
  OBI12779  Pickeringia montana var. montana Robert F. Hoover 1959-5-9 8495 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  CAS-BOT-BC71811  Pilularia americana Ernest C. Twisselmann 1969-4-28 15219 San Luis Obispo Estrella Plains: Highway 46 1.5 miles east of Paso Robles 205 Comment
  OBI7732  Pinus coulteri Robert F. Hoover 1947-1-5 6586 San Luis Obispo PIne Mtn of La Panza Range Comment
  OBI29086  Pinus muricata Karen Symonds 1982-8-7 37 San Luis Obispo Montana de Oro State park, above Coon Crk trl Comment
  OBI22744  Pinus muricata Robert F. Hoover 1960-4-9 8518 San Luis Obispo Rocky sandstone slope along coast to Coon Crk Comment
  CAS-BOT-BC80009  Pinus radiata Alice Eastwood 1926-4-28 13640 San Luis Obispo Cambria Comment
  OBI22730  Pinus radiata Robert J. Rodin 1957-9-15 6184 San Luis Obispo Near the Pacific Ocean at Cambria Comment
  SEINET5334776  Pinus radiata W. D. Billings 1951-6-23 2111 San Luis Obispo S. of Cambria Comment
  OBI31309  Pinus sabiniana Joy Nishida 1982-7-22 506 San Luis Obispo 1.7 mi S of American Cyn campground 488 Comment
  OBI64579  Pinus sabiniana David J. Keil, with V. L. Holland 2003-4-7 30126 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  OBI79065  Pinus torreyana David J. Keil 2011-11-5 31156 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach Comment
  SBBG89660  Piperia elongata G. H. Grinnell 1930-7-11 San Luis Obispo Cambria Pines Comment
  OBI11676  Pittosporum undulatum Bonnie M. Thompson 1962-2-27 61 San Luis Obispo Cal Poly Campus, San Luis Obispo cultivated Comment
  OBI3842  Plagiobothrys canescens Elizabeth Rudd 1971-3-9 170 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI77056  Plagiobothrys canescens David J. Keil 1988-3-19 20427 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  SBBG109600  Plagiobothrys canescens C. B. Hardham 1959-4-23 4309 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  SBBG63870  Plagiobothrys canescens M. M. Miles 1886-1 1011 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SEINET7063199  Plagiobothrys canescens 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
  OBI62781  Plagiobothrys canescens Eben McMillan 1952-4-30 75 San Luis Obispo Commatta Crk, 13 mi S 4 mi E Shandon 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
  CDA16201  Plagiobothrys leptocladus G. F. Hrusa, K. Kugge, G. Butterworth 1999-4-18 14996 A San Luis Obispo Carrizo Plain; Padrone Canyon Rd, S end of Carrizo Plain. 777 Comment
  RSA750842  Plagiobothrys leptocladus R. F. Thorne, P. Everett 1963-4-18 31489 San Luis Obispo Across from Twisselman Ranch House, ca. 8.2 miles SSE of Cholame 518 Comment
  SBBG110379  Plagiobothrys nothofulvus C. B. Hardham 1967-3-1 14369 San Luis Obispo Big Rock, Shell Crk area Comment
  SBBG118622  Plagiobothrys tenellus M. Wetherwax, E. Painter with J. Greenhouse 2001-3-20 CR 147 San Luis Obispo above palisades above Boy Scout Rd, S of Nacimiento River; Camp Roberts 260 Comment
  OBI66190  Plagiobothrys tenellus D. R. Miller, S. A. Sinuta 1997-3-24 397 -643 San Luis Obispo Pine Mt Region. Near water tanks on Oksen property. town crk drainage 680 Comment
  SBBG112505  Plagiobothrys tenellus D. Keil 1985-3-31 18514 San Luis Obispo Calf Cyn area along St Hwy 58, halfway between Park Hill Rd and Hwy 229 Comment
  SBBG115866  Plagiobothrys tenellus R. E. Preston 1998-4-7 1091 San Luis Obispo ca. 25 mi N of Hwy 58, ca. 0.5 mi E of its jct with La Panza Rd 487 Comment
  OBI36937  Planodes virginica Eric Wise 1983-10-25 1859 San Luis Obispo Creston Lake, Approx 1/2 mi S of Creston Comment
  UC1873070  Plantago elongata David Keil 2001-3-28 29218 San Luis Obispo SE of Cholame along Davis Road, 1 mi SE of California Water Project pipeline corridor. 377 Comment
  UC579585  Plantago erecta C. M. Belshaw 1936-3-17 1598 San Luis Obispo 2 mi se Nipomo; Nipomo Quad. 76 Comment
  SEINET7042440  Plantago erecta A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  OBI81007  Plantago lanceolata David J. Keil 2015-2-14 32597 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  SEINET2444522  Plantago lanceolata Eric Luning 2003-4-15 10 San Luis Obispo Reservoir Canyon Trail. Comment
  UCR140398  Plantago lanceolata George K. Helmkamp 2004-3-21 8388 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi south of the junction of Halcyon Rd., SE of Oceano 61 Comment
  OBI53415  Plantago major Arthur W. Hazebrook 1993-5-23 234 San Luis Obispo Nipomo Dunes Complex, along NE base of Big Coreopsis Hill and along Guerra Rd Comment
  CAS-BOT-BC93222  Platanus racemosa Lewis S. Rose 1936-3-19 36071 San Luis Obispo San Luis Obispo. 15 Comment
  CAS-BOT-BC6449  Platystemon californicus Mary Katherine (Mrs.) Brandegee 1889-6-1 s.n. San Luis Obispo San Simeon Comment
  CAS-BOT-BC91984  Platystemon californicus R. F. Hoover 1947-3-29 6796 San Luis Obispo 5 miles east of Creston on La Panza Road. Comment
  SBBG2349  Platystemon californicus C. B. Hardham 1958-3-19 2903 San Luis Obispo North Rd to Adelaida between Oak Flat Rd and US Hwy 101 Comment
  RSA503150  Platystemon californicus var. californicus Gary D. Wallace 1966-4-2 277 San Luis Obispo Temblor Range, Crocker Canyon, Crocker Springs Road 2 miles west of the oil fields, 13 miles NW of Taft Comment
  UC1928096  Plectritis brachystemon David Keil 1998-4-20 26838 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI66392  Plectritis ciliosa David J. Keil, with Kathleen A. Keil 2006-4-22 30437 San Luis Obispo Highway 58, just past east of junction with La Panza Road Comment
  OBI67006  Plectritis ciliosa D. R. Miller 1994-4-5 494 -167 San Luis Obispo Pine Mt Region. Along crk edge below Pear tree, on Cyn trl, Pico crk drainage Comment
  OBI80186  Plectritis ciliosa David J. Keil 1978-3-25 12685 San Luis Obispo Irving Ranch. Comment
  OBI25081  Plectritis congesta David J. Keil, Dirk Walters 1980-4-26 13827 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI11911  Poa annua Dave Imper 1977-4-7 115 San Luis Obispo Price Cyn Tarsands Project. Project located 1 mi. SW of Hwy 227 on Price Canyon Rd. 76 Comment
  SBBG109914  Poa howellii C. B. Hardham 1961-5-17 7076 San Luis Obispo near Burnett Pk Comment
  RSA0042093  Poa infirma LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6344 a 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
  UC188787  Poa pratensis subsp. pratensis Mrs. R. W. Summers 5 San Luis Obispo Comment
  RSA43356  Poa secunda J. T. Howell 1948-4-24 24217 San Luis Obispo east of Cholame Comment
  UC188889  Poa secunda subsp. secunda J. H. Barber 1900-5-1 San Luis Obispo Paso Robles Comment
  UC104540  Pogogyne douglasii E. Palmer June 1876 350 San Luis Obispo Coast Range of San Luis Obispo Comment
  UC54851  Pogogyne douglasii Rev. R. W. Summers 1882-6-8 San Luis Obispo Santa Margarita Valley Comment
  OBI46280  Polycarpon depressum David J. Keil, K. Jones, S. Cochrane, Malcolm G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18085 San Luis Obispo Nipomo Mesa. Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jctn with State hwy 1 Comment
  UCR140091  Polycarpon tetraphyllum George K. Helmkamp 2004-4-1 8409 San Luis Obispo Central Coast, Nipomo Mesa; Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi south of Halcyon Rd. 76 Comment
  OBI69757  Polycarpon tetraphyllum D. R. Miller 1993-7-1 793 -28 San Luis Obispo Pine Mt Region. At the 3-ranch at the first gate 503 Comment
  OBI69807  Polygala californica D. R. Miller 1993-5-15 593 -6 San Luis Obispo Pine Mt Region. Along main tobacco rd just above Cline Cabin Comment
  RSA0078731  Polygonum Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3219 San Luis Obispo Morro Strand State Beach: Just W of Hwy 1 in Cayucos. 1 Comment
  OBI78734  Polygonum paronychia Michael Walgren 2013-1 333 San Luis Obispo Montana del Oro State Park at the uppper Shark's Inlet area 29 Comment
  UC771745  Polygonum punctatum R. F. Hoover 1946-8-26 6361 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC71994  Polypodium californicum M. M. Miles s.n. San Luis Obispo San Luis Obispo Comment
  SEINET3873590  Polypodium californicum Merlyne Prescott 1969-4-7 139 San Luis Obispo In Perfumo Canyon.; 0 Comment
  OBI42712  Polypogon interruptus David J. Keil 1977-8-21 12518 San Luis Obispo 3 mi W of Cuesta College along Ca hwy 1. Small stream S of hwy Comment
  OBI79008  Polypogon interruptus David J. Keil 2013-8-22 31930 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  SBBG28741  Polypogon interruptus E. C. Twisselmann 1967-9-9 13697 San Luis Obispo small cienega along Palo Prieto Crk 598 Comment
  OBI43406  Polypogon monspeliensis Eric Wise 1983-10-16 1805 San Luis Obispo Ortega Spring One mi S of hwy 46 (near Cholame) on Bitterwater Valley rd. Palo Prieta cyn Comment
  OBI65933  Polypogon monspeliensis Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-10 47 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS) S of Morro Bay on Hwy 1. Beyond Gilardi Rd on ranch rd N of hwy 1 195 Comment
  SD41383  Polypogon viridis Edith A. Purer 1933-7-20 5061 San Luis Obispo Partially stabilized sand dunes, five miles northwest of Guadalupe. Comment
  RSA693272  Polystichum dudleyi Thekla Mohr 1911-07 249 San Luis Obispo San Luis Obispo Comment
  HSC91642  Polystichum munitum Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, along boundary trail Comment
  OBI37126  Populus fremontii Eric Wise 1981-7-10 922 San Luis Obispo Atascadero Lake Comment
  CAS-BOT-BC105612  Populus trichocarpa W. R. Dudley 1902-4-5 s.n. San Luis Obispo Below Sycamore Spring. Comment
  CAS-BOT-BC445280  Portulaca oleracea Ernest C. Twisselmann 1954-10-9 1613 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County. 640 Comment
  OBI64643  Potamogeton David J. Keil, with Kathleen A. Keil 2002-7-27 29899 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  CAS-BOT-BC141914  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1965-11-2 11698 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  OBI36974  Potentilla anserina subsp. pacifica Eric Wise 1982-6-25 1570 San Luis Obispo Pismo State Beach, Oceano Campground Comment
  CDA34851  Proboscidea louisianica David J. Keil 2009-9-5 30638 San Luis Obispo Rural outskirts of Paso Robles, north of Highway 46 and east of Jardine Road. Vicinity of intersection of Fa Rouse Way and Weeping Willow Way. Comment
  SBBG110184  Prosartes hookeri C. B. Hardham 1956-4-4 341 San Luis Obispo Santa Rita [Ranch], just E of Juhl Corral Comment
  OBI10076  Prunus amygdalus David Gleason 1964-2-15 13 San Luis Obispo 2105 Johnson, San Luis Obispo Comment
  JEPS44726  Prunus fasciculata var. punctata William S. Cooper 1925-8-21 170 San Luis Obispo Los Berros Comment
  OBI72810  Prunus fasciculata var. punctata Michael Walgren 2010-4-15 122 San Luis Obispo Morro Bay state park, at the eastern terminus of Pismo Ave in Los Osos. This newer acquisition parcel is located S of Pismo Ave and abuts several homes. Parcel known as "Powell III" Comment
  SDSU9167  Prunus fasciculata var. punctata D. F. Howe 1960-4-10 2848 San Luis Obispo East of san dunes and just south of Morro Bay. Comment
  SBBG93734  Prunus ilicifolia subsp. ilicifolia S. A. Junak 1990-5-17 4372 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, on ridge S of first high voltage tower E of W Cuesta Ridge Rd (USFS Rd 29S11.3) ca. 5.9 mi W of Hwy 101 679 Comment
  UC1296076  Prunus virginiana var. demissa R. F. Hoover 1953-5-16 8308 San Luis Obispo Temblor Range, Rock Spring Canyon Rock Spring Canyon; Temblor Range, Rock Spring Canyon Comment
  JEPS54404  Pseudognaphalium biolettii Ernest C. Twisselmann 1967-4-27 12933 San Luis Obispo Ragged Point Santa Lucia Range, Ragged Point 60 Comment
  OBI16445  Pseudognaphalium biolettii Robert F. Hoover 1967-3-15 10249 San Luis Obispo Oak Park district, N of Arroyo Grande Comment
  RSA123312  Pseudognaphalium biolettii B. Bolt 1936-1-14 536 San Luis Obispo 3/8 mile N of mouth of Hazard Canyon 76 Comment
  UCD135064  Pseudognaphalium californicum G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5390 San Luis Obispo San Luis Obispo County: Central Coast: Prefumo Canyon, 1.2 miles south of Los Osos Valley Road. 183 Comment
  SBBG93663  Pseudognaphalium californicum T. J. Ayers with S. Junak, D. Young 1989-4-27 719 San Luis Obispo Los Padres National Forest, at Botanical Area western boundary along rd Comment
  CAS-BOT-BC357372  Pseudognaphalium microcephalum R. F. Hoover 1966-7-13 9897 San Luis Obispo 5 1/2 mi. se. of Santa Margarita. Sandstone hill west of Salinas River opposite Pilitas Creek Comment
  UC1118547  Pseudognaphalium ramosissimum H. A. Jensen 1930-8-7 54 San Luis Obispo mouth Arroyo de la Cruz; Piedras Blancas Quad, Arroyo de la Cruz 30 Comment
  OBI55304  Psilocarphus brevissimus var. brevissimus David J. Keil 1998-4-30 26998 San Luis Obispo Carrizo Plain. Drying vernal pool at NE corner of intersection of Belmont Trail and Soda Lake Road (35 deg. 18.497' N x 119 deg. 59.275') 591 Comment
  CAS-BOT-BC362011  Psilocarphus tenellus R. F. Hoover 1947-3-26 6749 San Luis Obispo Price Canyon (just s. of) Comment
  UC454338  Psilocarphus tenellus E. P. Unangst 1906-4-8 San Luis Obispo Perfumo Canyon Comment
  UC1296381  Pteridium aquilinum var. pubescens R. F. Hoover 1964-6-12 9070 San Luis Obispo near Rocky Butte Fire Lookout Rocky Butte Fire Lookout Comment
  UCR252225  Pterostegia drymarioides Dan S. Cooper 2013-3-23 313- 90 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  CAS-BOT-BC105010  Quercus X morehus R. F. Hoover 1966-5-15 9858 San Luis Obispo Oak Park district (N of Arroyo Grande) Comment
  UCD45017  Quercus agrifolia C. A. Graham 1938-4-6 286 San Luis Obispo San Louis Obispo County, California: 1/2 mile west southwest of Bee Rock, Bee Rock Canyon, San Antonio River drainage, southwest of Bradley; woodland, sage brush, altitude 1450 feet. 441 Comment
  OBI14308  Quercus agrifolia var. agrifolia Russell Gorman 1956-4-6 34 San Luis Obispo Los Berros Cyn approx. 4 mi N of Nipomo Comment
  OBI27087  Quercus agrifolia var. agrifolia Jim Souza February1981 s.n. San Luis Obispo Grover City Comment
  OBI28530  Quercus agrifolia var. agrifolia John Jackman and Julie Truesdale, Julie Truesdale 1980-1 163 San Luis Obispo MacGillivary Ranch Comment
  UCSC008457  Quercus agrifolia var. agrifolia Al Keuter 2014-4-20 AK 00 -079 San Luis Obispo 1/2 km west of Prisoners Harbor wharf along Pelican Bay Trail, Santa CruzIsland 72 Comment
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May 23 2019
  OBI14309  Quercus agrifolia var. agrifolia Robert F. Hoover 1965-10-6 9709 San Luis Obispo Parkhill district Comment
  OBI58102  Quercus berberidifolia Austin P. Griffiths, Paul C. Hertel 1981-10-25 s.n. San Luis Obispo About 2 mi along unpaved roadway on S facing crest of East Cuesta Ridge 550 Comment
  UC455266  Quercus chrysolepis I. J. Condit 1910-10-1 San Luis Obispo Lopez Canyon San Luis Obispo Comment
  UC993110  Quercus douglasii J. M. Tucker 1947-10-5 1632 -1640 San Luis Obispo 1 mi e summit of Polonio Pass (ca 0.25 mi s of Highway 466, ca 6 mi e of Cholame) Comment
  CAS-BOT-BC79322  Quercus dumosa Ernest C. Twisselmann 1968-3-6 14046 San Luis Obispo La Panza Public Camp, the La Panza Range 603 Comment
  CAS-BOT-BC94032  Quercus durata Alice Eastwood 1928-5-17 15126 San Luis Obispo along Chorro Creek Comment
  CAS-BOT-BC94033  Quercus durata Alice Eastwood 1928-5-17 15126 San Luis Obispo along Chorro Creek Comment
  UCD45879  Quercus durata var. durata Roman Gankin 1969-9-21 1314 San Luis Obispo Perfumo Canyon Road off Los Osos Road southwest of San Luis Obispo. San Luis Obispo County, CA. Comment
  OBI65844  Quercus durata var. durata D. R. Miller 1994-5-20 594 -372 San Luis Obispo PIne Mountain Region. The road edge abut midway in to Will Hearst property (Coles rd in) Marmolejo crk drainage 750 Comment
  CDA35922  Quercus john-tuckeri D. Ragan 2007-6-6 007 -3 San Luis Obispo South Coast Ranges; W side of US Hwy 101 about 2 mi. N of Paso Robles between Wild Rose Lane and Stockdale Rd. 304 Comment
  UCD46727  Quercus kelloggii R. F. Hoover 1947-8-16 7379 San Luis Obispo 7 mi. of Templeton on road to Cambria; Comment
  OBI14252  Quercus lobata Robert F. Hoover 1964-5-15 8889 San Luis Obispo Pine Top Mt, S of San Carpoforo Crk Comment
  OBI66964  Quercus lobata D. R. Miller 1995-4-23 495 -568 San Luis Obispo Pine Mt Region; growing along roadway to Tobacco flats 366 Comment
  UC576271  Quercus palmeri H. A. Jensen 1937-11-7 445 San Luis Obispo w of Paso Robles (along Peachy Canyon Road) 350 Comment
  UCSC008838  Quercus parvula var. shrevei Al Keuter 2014-4-18 AK 00 -076 San Luis Obispo Santa Cruz Island, along central valley roadside, roughly centered in the western 60% of the island. 193 Comment
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May 23 2019
  OBI79738  Quercus suber Michael Walgren 2011-8-8 431 San Luis Obispo Growing roadside in an oak forest at the Hearst Castle grounds. 443 Comment
  CAS-BOT-BC134774  Quercus wislizeni Alice Eastwood 1926-4-28 13646 San Luis Obispo Cambria Comment
  OBI27336  Rafinesquia californica Robert L. Allen, Nancy E. Arnold 1981-5-17 316 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts @ halfway down NW facing slope Comment
  OBI10571  Ranunculus californicus Betty Hoover 1962-2-19 33 San Luis Obispo Cambria, San Luis Obispo Comment
  OBI51224  Ranunculus californicus Jan Barber 1994-4-23 155 San Luis Obispo San Simeon State Park. N edge of ocean bluff above San Simeon Crk outlet Comment
  SBBG19246  Ranunculus hebecarpus M. A. Piehl 1963-4-20 6370 San Luis Obispo S bank of Salinas River near bridge 4 mi NE of Santa Margarita 304 Comment
  UC454021  Ranunculus hebecarpus I. J. C. and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
  UCR32111  Ranunculus hebecarpus David J. Keil, Melissa Luckow, R. Riggins-Pimentel, R. A. Pimentel, L. Seek 1982-5-8 16023 San Luis Obispo Santa Lucia Mtns (Coast Ranges), Trail on NE side of Cypress Mountain Comment
  OBI37600  Ranunculus hebecarpus David J. Keil, V. L. Holand, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15806 San Luis Obispo Vicinity of American Cyn in the La Panza Mts Comment
  UC9450  Ranunculus hebecarpus Mrs. Blochman May, 1893 San Luis Obispo Comment
  CAS-BOT-BC74333  Raphanus sativus Chester Dudley 1936-7-1 s.n. San Luis Obispo Morro. Comment
  OBI31818  Raphanus sativus Smeltzer/Turnquist 1982-4-12 26 San Luis Obispo SE side of Laguna Lake Park from the roadway to the base of hill Comment
  UC455765  Raphanus sativus unknown 1906-4-16 San Luis Obispo California Polytechnic School Comment
  UCR95919  Raphanus sativus George K. Helmkamp 1996-9-22 1199 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  OBI27356  Rhamnus ilicifolia Nancy E. Arnold, Robert L. Allen 1981-5-20 333 San Luis Obispo Chaparral area burned on 31 July, 1980. CDF fire no 53-265. 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  UC455432  Rhamnus ilicifolia E. P. Unangst 1906-5-6 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC56089  Rhamnus ilicifolia Ernest C. Twisselmann 1969-4-24 15194 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  CAS-BOT-BC56096  Rhamnus ilicifolia W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts. near the north RR. tunnel Comment
  CAS-BOT-BC200727  Rhus aromatica Ella Dales Cantelow 1941-3-29 3473 San Luis Obispo 4 mi. w. of La Panza Comment
  SBBG12307  Ribes amarum C. B. Hardham 1961-2-21 6611 San Luis Obispo headwaters of Paso Robles Crk W of Templeton 365 Comment
  CAS-BOT-BC92481  Ribes aureum var. gracillimum R. F. Hoover 1964-4-13 8701 San Luis Obispo 2 miles south of Atascadero, west of Highway 101. Comment
  OBI14077  Ribes aureum var. gracillimum Robert F. Hoover 1965-3-12 9335 San Luis Obispo Santa Lucia Range; 4 mi W of Templeton Comment
  SBBG2744  Ribes californicum C. B. Hardham 1959-3-13 4044 San Luis Obispo Klau Mine Comment
  UC1127336  Ribes malvaceum W. A. Peterson 1937-3-30 649 San Luis Obispo 1 mi ssw La Panza; Santa Barbara National Forest, La Panza Quadrangle Comment
  CAS-BOT-BC168961  Ribes malvaceum Alice Eastwood 1928-5-19 15160 San Luis Obispo Hills above, Pettitte Canyon Comment
  CAS-BOT-BC168974  Ribes malvaceum Ernest C. Twisselmann 1956-1-24 2504 San Luis Obispo Upper Calf Canyon - La Panza Range 457 Comment
  UC1296141  Ribes malvaceum R. F. Hoover 1964-1-19 8627 San Luis Obispo Lower Coon Creek Comment
  OBI14040  Ribes menziesii Robert F. Hoover 1947-2-8 6609 San Luis Obispo Pettitt Cyn (Sycamore Cyn of USGS map) San Luis Range Comment
  UC1127519  Ribes quercetorum P. L. Johannsen 1937-5-19 1144 San Luis Obispo 1 3/4 mi s Temblor Ranch; McKittrick Quadrangle Comment
  SD60174  Ribes quercetorum Ira L. Wiggins 1932-3-25 5838 San Luis Obispo Small valley 3.0 miles northwest of Paso Robles on Chimney Rock Road between Paso Robles and Adelaide. Comment
  CAS-BOT-BC144724  Ribes sanguineum var. glutinosum R. F. Hoover 1965-9-7 9527 San Luis Obispo Santa Rita Creek west of Templeton Comment
  OBI72010  Ribes sanguineum var. glutinosum Michael Walgren 2010-2-1 73 San Luis Obispo Irish Hills, Montana de Oro State Park. New property acquisition known as the 160 acre "Basseri" property at 4840 See Canyon rd, approx 8 mi from Los Osos Valley rd and 0.5 mi from jctn with Perfumo Cyn rd. Inland portion of property on inland side of See 335 Comment
  CAS-BOT-BC173763  Ribes speciosum Roxana S. Ferris 1929-4-15 7691 San Luis Obispo Road to Atascadero 6 miles east of [Moro] Morro Bay Comment
  OBI14357  Ricinus communis Betty Sheehan 1957-11-1 31 San Luis Obispo Cal Poly campus Comment
  CAS-BOT-BC362927  Rigiopappus leptocladus Clare B. Hardham 1957-4-25 1728 San Luis Obispo Santa Lucia Mountains. Cypress Mt. Comment
  OBI66056  Rigiopappus leptocladus D. R. Miller 1989-6-9 689 -16 San Luis Obispo N side of "Communications Bldg" at Rocky Butte Fire lookout 914 Comment
  CAS-BOT-BC362929  Rigiopappus leptocladus Clare B. Hardham 1957-4-13 1674 San Luis Obispo Black Mt. Highland Dist. Comment
  OBI79319  Rigiopappus leptocladus David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31712 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area Comment
  OBI40988  Rorippa palustris subsp. palustris David J. Keil, Eric A. Wise 1985-4-25 18556 San Luis Obispo Black Lake Cyn between Calif hwy 1 and the Guadalupe Rd Comment
  OBI14966  Rorippa palustris subsp. palustris Robert F. Hoover 1947-8-2 7344 San Luis Obispo Near Small Twin Lake S of Arroyo Grande Comment
  UC1927810  Rorippa palustris var. occidentalis David Keil, Kathleen Keil 2002-3-29 29777 San Luis Obispo Lopez Reservoir. Vicinity of 35.20391 N x 120.47009 W Comment
  OBI79057  Rosa californica David J. Keil 2013-8-22 31913 San Luis Obispo Morro Bay State Park. 10 Comment
  UC1789008  Rosa californica Barbara Ertter with David Chipping 1996-6-16 14879 San Luis Obispo Upper end of Shark Inlet, Morro Bay west of Los Osos. ca 1/2 mile from patch of R. nutkana (14877). Comment
  UC555674  Rosa californica H. L. Mason 1929-10-12 5498 San Luis Obispo 10 mi w Atascadero Comment
  OBI32345  Rubus parviflorus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15926 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini Ranch rd on dirt road leading onto slopes of Cypress Mtn Comment
  CAS-BOT-BC157001  Rubus ursinus Alice Eastwood; John Thomas Howell 1938-6-14 5947 San Luis Obispo Cambria Comment
  CDA20411  Rubus ursinus J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 670 Comment
  OBI36965  Rubus ursinus Eric Wise 1981-6-29 818 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI30873  Rumex acetosella Julie M. Vanderwier 1978-5-28 58 San Luis Obispo Indian Knob tar Sands Comment
  OBI75800  Rumex acetosella Al Lindholm 1967-4-23 206 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
  UC1136208  Rumex acetosella H. C. Lee 1936-3-25 536 San Luis Obispo 0.75 mi se Pismo; San Luis Obispo National Forest, Arroyo Grande Quad. 30 Comment
  UCR123178  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2002-4-19 7418 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI36802  Rumex conglomeratus Eric Wise 1982-7-2 1612 A San Luis Obispo Oso Flaco Lake Comment
  SBBG112548  Rumex conglomeratus D. Keil 1977-8-21 12514 San Luis Obispo 3 mi W of Cuesta College along St Hwy 1 Comment
  OBI4056  Rumex fueginus Lyda Edge 1971-11-2 s.n. San Luis Obispo N of Oso Flaco Lake Comment
  UC1296088  Rumex maritimus R. F. Hoover 1947-7-18 7313 San Luis Obispo Oceano Beach Comment
  OBI10820  Rumex salicifolius Robert F. Hoover 1964-8-13 9228 San Luis Obispo Mouth of Morro Crk Comment
  OBI30677  Rumex salicifolius David J. Keil 1981-5-19 14714 San Luis Obispo Indian Knob Comment
  CAS-BOT-BC433993  Rumex salicifolius Clare B. Hardham 1956-10-1 1422 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  UCR95918  Rumex salicifolius var. crassus George K. Helmkamp 1996-9-22 1200 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  OBI79759  Rupertia physodes David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31611 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  SEINET7374043 Image available Rupertia physodes LeRoy Gross, Marcel Beffort, P. De Vries 2014-5-13 6443 San Luis Obispo Central western San Luis Obispo County: Inner South Coast Range, Garcia Mountain: off FSR 30S05.2, down Trout Creek to trail up to saddle dropping to another tributary. Stopped at Buckeye Campsite. Wilderness boundary starts with trail leaving Trout Creek. 376 Comment
  OBI3345  Rupertia physodes Neil Havlik 1969-5-2 382 San Luis Obispo Andre Ranch in upper Coon Crk Cyn 366 Comment
  RSA756115  Ruppia maritima David J. Keil, Kathleen Keil 2003-9-1 30287 -1 San Luis Obispo Open brackish waters of Morro Bay. Comment
  OBI17198  Salicornia pacifica Marta Bruckner 1963-12-16 11 San Luis Obispo Morro Bay State park Comment
  OBI17199  Salicornia pacifica Robert F. Hoover 1966-11-2 10195 San Luis Obispo Baywood Park Comment
  RSA115516  Salicornia virginica E. C. Twisselmann 1955-10-1 2436 San Luis Obispo Southern end of Morro Bay. 0 Comment
  CAS-BOT-BC103254  Salix bonplandiana Alice Eastwood 1927-4-10 14409 San Luis Obispo San Luis Obispo Comment
  OBI27020  Salix breweri James Courtney 1980-12-20 8 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  OBI33281  Salix breweri David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15710 San Luis Obispo Pennington Crk Biological Reserve, W of 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
  OBI64473  Salix gooddingii David J. Keil 2001-5-10 29439 San Luis Obispo Bitterwater Road, 12.3 road miles north from Highway 58 Comment
  OBI36908  Salix lasiandra Eric Wise 1983-8-30 1757 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo co. Planning Board Et al. Found towards hwy 1 Comment
  OBI36909  Salix lasiandra Eric Wise 1983-8-23 1749 San Luis Obispo Shepperd's Reservoir, Cal Poly campus on bank of reservoir on NE end Comment
  CAS-BOT-BC125362  Salix lasiandra var. lasiandra Alice Eastwood 1926-4-28 13679 San Luis Obispo Cambria Comment
  OBI32231  Salix lasiolepis David J. Keil 1981-6-20 14866 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI36885  Salix lasiolepis Eric Wise 1981-6-29 815 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI37218  Salix lasiolepis Eric Wise 1983-2-17 1642 San Luis Obispo Oso Flaco Lake, shore on E bank between lakes Comment
  OBI71256  Salix lasiolepis Austin P. Griffiths 1987-4-11 18101 San Luis Obispo Arroyo de la Cruz along E bench of crk, near streamflow gauge station Comment
  UCR132764  Salix lucida subsp. lasiandra George K. Helmkamp 2003-7-29 8036 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  CDA3160  Salsola australis L. Julian 2000-10-25 28 San Luis Obispo State University BCEC. Stenner Creek Road and Bishop. Comment
  SEINET7063601  Salvia carduacea A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
  UC1124663  Salvia carduacea T. M. Hendrix 1937-4-22 70 San Luis Obispo 3.25 mi nne Huerhero School; Pozo Quad. 441 Comment
  SBBG54384  Salvia carduacea S. La Bonde 1963-5-4 124 San Luis Obispo 1 mi SW of Seabeck Ranch 746 Comment
  OBI13551  Salvia columbariae Robert F. Hoover 1967-5-6 10532 San Luis Obispo Jack Lake Comment
  UC524110  Salvia columbariae Ira L. Wiggins 1932-3-24 5841 San Luis Obispo w of Paso Robles (hills near Adelaide) Comment
  OBI53494  Salvia columbariae Arthur W. Hazebrook 1991-4-19 23 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI8155  Salvia columbariae Lynne D. Althouse 1977-4-2 26 San Luis Obispo Wolfe's Horse ranch near San Luis High School 130 Comment
  SBBG104531  Salvia columbariae M. D. Proctor, E. A. Young 1993-3-21 ROB 305 San Luis Obispo Chorro Reservoir; Camp San Luis Obispo Comment
  SD37476  Salvia mellifera Edith A. Purer 1933-7-20 5090 San Luis Obispo 5.0 miles north of Guadalupe. Comment
  UCD77098  Salvia mellifera Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4651 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of turn off to Paso Robles. North side of the road. 444 Comment
  UCR160153  Salvia mellifera George K. Helmkamp, E. A. Helmkamp 2005-6-9 9583 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 8.3 miles northeast of Huasna Townsite Road 332 Comment
  OBI69774  Salvia spathacea D. R. Miller 1993-5-15 593 -5 San Luis Obispo Pine Mt Region. Down Tobacco ridge rd, just above 'Clinic' cabin 518 Comment
  RSA83050  Salvia spathacea Verne Grant, Alva Grant 1948-5-29 8556 San Luis Obispo 5 miles southwest of San Luis Obispo on Highway 101. Comment
  RSA586433  Sambucus mexicana D. A. Young, F. L. Johnson 1992-6-16 ROB 0023 San Luis Obispo 0.5 km NE of Gate 11 of Nacimento Rd. Comment
  OBI74413  Sambucus nigra subsp. caerulea Theo Fitanides 2010-4-23 136 San Luis Obispo Tierra Redonda mtn. 579 Comment
  OBI8794  Sanicula arguta Robert F. Hoover 1958-3-3 8410 San Luis Obispo Steiner crk at mouth of Serrano cyn on open slope. Comment
  RSA388904  Sanicula arguta Lincoln Constance, R. Holm, Carroll E. Wood Jr. 1949-4-23 3270 San Luis Obispo Serpentine knoll at East end of Los Osos Valley, 0.8 miles Southwest of San Luis Obispo 152 Comment
  SEINET13945114 Image available Sanicula arguta Lincoln Constance, Richard W. Holm, Carroll E. Word Jr. 1949-1 3270 San Luis Obispo Alt 500 ft. Serpentine knoll at E end of Los Osos Valley, 0.8 mile SW of San Luis Obispo 152 Comment
  RSA0042902  Sanicula bipinnata LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6277 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  SEINET12122112  Sanicula bipinnatifida L. P. Janeway, Webster, S. 1989-1 3179 San Luis Obispo small side canyon on E side Shedd Canyon ca 3.5 mi S of Creston-Shandon Rd, nr mouth of Upton Canyon 442 Comment
  OBI72518  Sanicula crassicaulis M. Wetherwax & E. L. Painter, E. L. Painter 2000-6-13 SLO- 145 San Luis Obispo Camp San Luis. Ephemeral stream, first ridge W of Cerro Romualdo 160 Comment
  SBBG95524  Sanicula hoffmannii D. Keil, M. McLeod 1983-5-1 16968 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI69952  Sanicula maritima D. R. Miller and E. A. Appel, E. A. Appel 2007-5-6 507 .849 San Luis Obispo Along fence line on Hwy 1 side of fence (ocean side of rd) .6 mi N of Arroyo de la Cruz bridge Comment
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Jan 10 2015
  UC920161  Sanicula maritima L. Constance 1950-4-6 3313 San Luis Obispo w of San Luis Obispo (w base of Cerro Romauldo); Cerro Romauldo 152 Comment
  OBI33825  Sanicula maritima David J. Keil, Malcolm McLeod 1980-3-8 13705 San Luis Obispo Along O'Connor Way W of Cerro Romualdo across rd from Rocky Top Ranch Comment
  UC2013203  Saponaria officinalis Dana Richards 1983-11-9 5 San Luis Obispo San Luis Obispo. Comment
  UC195848  Satureja douglasii Ira J. Condit June 1912 San Luis Obispo San Carpojo Comment
  SBBG107316  Scandix pecten-veneris C. B. Hardham 1960-4-16 5607 San Luis Obispo Dellaganna Crk, Cypress Mtn Comment
  UCD65891  Schedonorus arundinaceus Ernest C. Twisselmann 1958-8-23 San Luis Obispo Eastern San Luis Obispo Co.: Dorothy Twisselmann Ranch. 665 Comment
  CAS-BOT-BC239939  Schismus arabicus Ernest C. Twisselmann 1957-6-16 3665 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI35189  Schoenoplectus acutus var. occidentalis Eric Wise 1982-6-25 1575 San Luis Obispo Pismo State Beach, Oceano Campground Comment
  RSA122660B  Schoenoplectus acutus var. occidentalis H. C. Lee 1936-6-2 648 San Luis Obispo 1 mile northwest of Oceano 6 Comment
  SD37489  Schoenoplectus acutus var. occidentalis Edith A. Purer 1933-7-21 5069 San Luis Obispo Moist place in sand dunes, northwest of Guadalupe. Comment
  OBI20283  Schoenoplectus americanus David J. Keil, Malcolm McLeod 1979-5-12 13064 San Luis Obispo Along eastern side of Shark Inlet at S end of Morro Bay Comment
  CAS-BOT-BC111555  Schoenoplectus americanus Ernest C. Twisselmann 1967-9-9 13692 San Luis Obispo Ortega Spring, Palo Prieta Canyon. 598 Comment
  OBI35229  Schoenoplectus californicus Eric Wise 1983-3-10 1698 San Luis Obispo Turri Rd 1 mi E of So Bay Blvd Comment
  CAS-BOT-BC111450  Schoenoplectus californicus R. F. Hoover 1964-8-13 9226 San Luis Obispo Mouth of Morro Creek, in moist depression. Comment
  UCSB69403  Schoenoplectus pungens Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 100 m NE from marker in a channel. 5 Comment
  SBBG30921  Schoenoplectus pungens var. badius R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  UC570492  Scirpus cernuus William S. Cooper 1933-8-21 33 -129 San Luis Obispo near Santa Maria; Oso Flaco Lake, near Santa Maria Comment
  UCR174479  Scirpus cernuus Clare B. Hardham 1969-4-20 s.n. San Luis Obispo Central Coast, Cambria 198 Comment
  OBI43545  Scirpus microcarpus Eric Wise 1981-6-11 538 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI9225  Scrophularia atrata Robert F. Hoover 1964-6-10 9018 San Luis Obispo Mallagh's Landing, just E of Avila Comment
  CDA19970  Scrophularia californica J. Hunter May 1994 s.n. San Luis Obispo Los Padres National Forest, Black Butte Research Natural Area, Cuesta Ridge East 0 Comment
  OBI29834  Scrophularia californica Ruth Davis 1964-5-29 124 San Luis Obispo Cal Poly campus, Poly cyn Comment
  OBI60667  Scrophularia californica David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles and Joanna Tomassacci 1987-5-17 20164 San Luis Obispo Los Padres Natl Forest, Cuesta East Past end of rd along fire trl in area burned by both the Gay Mtn fire and the Las Pilitas fire Comment
  CHSC45604  Scutellaria tuberosa Blake A. Rowe 1987-4-14 61 San Luis Obispo 4 km e of the n end of Lake Naciemento. 350 Comment
  OBI58185  Scutellaria tuberosa David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26789 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  CAS-BOT-BC69790  Selaginella bigelovii Clare B. Hardham 1956-2-12 133 San Luis Obispo Atascadero Creek, Hale Ranch, Santa Lucia Mountains. Comment
  OBI64749  Selaginella bigelovii D. R. Miller 1994-2-18 294 -75 San Luis Obispo On rocky point of 'Spirit Meadow,' east slope of Pine Mt. 750 Comment
  UC463327  Selaginella bigelovii Roxana S. Ferris 1929-4-13 7535 San Luis Obispo hill east San Luis Obispo Comment
  UC1315021  Senecio aphanactis R. F. Hoover 1967-4-20 10495 San Luis Obispo on La Panza Road 4 mi e Creston Comment
  RSA128213  Senecio aphanactis Clare B. Hardham 1958-3-22 2913 San Luis Obispo Steiner Creek near San Luis Obispo. Comment
  SBBG43541  Senecio blochmaniae L. W. Edge -Nov-1971 San Luis Obispo N of Oso Flaco Lake 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
  UC632875  Senecio californicus H. L. Mason 1936-3-6 10988 San Luis Obispo 11 mi w San Luis Obispo; Pecho Hills Comment
  OBI31252  Senecio douglasii var. douglasii Joy Nishida 1982-10-2 527 San Luis Obispo American cyn. 1.2 mi S of American cyn campground 512 Comment
  UCR163904  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2005-3-30 9261 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
  IRVC29222  Senecio vulgaris G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8836 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  UCD135828  Senecio vulgaris Robert 'Roy' J. van de Hoek 1995-3-26 219 San Luis Obispo San Luis Obispo County: Carrizo Plain, 0.2 mile south of the Panorama Road - Washburn Ranch Road junction with Soda Lake Road. 650 Comment
  UC1873023  Senna multiglandulosa D. R. Miller, E. A. Appel 2001-12-16 1201 /742 San Luis Obispo Pine Mountain Region; near Polar Star Barn[?] at San Carpo Creek 100 Comment
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Sep 30 2014
  OBI28895  Setaria viridis Rhonda Riggins 1981-6-29 1237 San Luis Obispo Cal Poly Campus. NE juniper lawn, Fisher Science Hall Comment
  OBI58696  Sherardia arvensis David J. Keil 1998-4-10 26687 San Luis Obispo At LeRoy Baldwin property, 2051 O'Connor Way, SW of San Luis Obispo. Comment
  OBI69765  Sherardia arvensis D. R. Miller 1993-5-15 539 -13 San Luis Obispo Pine Mt Region. Around Hearst pond on Tobacco ridge 808 Comment
  JEPS89573 Image available Sidalcea hickmanii subsp. anomala Dean W. Taylor 1993-6-22 13730 San Luis Obispo in Cuesta Ridge Botanical Area along ridge at Firebreak Benchmark 2476 (Cuesta Ridge); S. Coast Ranges, S. L. O. 7 1/2 Quad. 1979 ed., Cuesta Ridge 746 Comment
  SBBG119508  Sidalcea hickmanii subsp. anomala M. Wetherwax. E. Painter 2001-5-17 SLO 197 San Luis Obispo near rd between Primera and La Trinidad mines; Camp San Luis Obispo 422 Comment
  OBI52078  Sidalcea hickmanii subsp. anomala Steven A. Junak 1990-4-27 4221 San Luis Obispo Santa Lucia Mts, Cuesta Ridge: W end of Cuesta ridge botanical area, near main road (USFS rd #29S11.3) ca. 5.25 mi W of hwy 101 and 0.05 mi W of W boundary sign for the botanical area 762 Comment
  RSA140256  Sidalcea hickmanii subsp. anomala Clare B. Hardham 1960-6-3 5990 San Luis Obispo Santa Lucia Mountains, Cuesta Sargent Cypress Forest Comment
  RSA534454  Sidalcea hickmanii subsp. anomala Clare B. Hardham 1958-5-3 3169 San Luis Obispo Santa Lucia Mountains, Cuesta. Comment
  UCSB51908  Sidalcea hickmanii subsp. anomala Fairfax, Jennifer 1977-6-9 San Luis Obispo 1-4 miles northwest of Cuesta Pass, Near and along road in cleared spots and on edges of Sargent Cypress Forest 762 Comment
  UCSB57217  Sidalcea hickmanii subsp. anomala Callaway, R.; Ryan, P.; Penkala, B. 1987-5-14 San Luis Obispo Cuesta Ridge, northwest boundary of Botanical area, just out of Cupressus sargentii grove 762 Comment
  CLARK-A1045-1359  Sidalcea malviflora George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay grassland, Turri Road, 3 miles east of Morro Bay; Morro Bay S 7.5'Q Comment
  UCR134392  Sidalcea malviflora subsp. laciniata George K. Helmkamp, E. A. Helmkamp 2001-4-29 6586 San Luis Obispo Irish Hills, Clark Valley Rd., 4.2 miles south of Los Osos Valley Rd, E of Los Osos 274 Comment
  OBI78285  Sidalcea malviflora subsp. laciniata Fred W. Rush Apr-56 8 San Luis Obispo Mt. San Luis Comment
  POM203004  Sidalcea malviflora var. sancta Frank Hatch 1932-4-17 s.n. San Luis Obispo Hillsides between Paso Robles and Creston Comment
  OBI66387  Silene coniflora David J. Keil 2006-5-24 30452 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
  OBI75744  Silene gallica Al Lindholm 1967-4-23 201 B 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
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Aug 11 2014
  UCR123181  Silene gallica George K. Helmkamp, E. A. Helmkamp 1998-5-19 3884 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  CAS-BOT-BC392455  Silene gallica David D. Keck 1933-5-4 2184 San Luis Obispo 5 miles north of Cambria Comment
  OBI17615  Silene gallica Lynne D. Althouse 1977-5-23 113 San Luis Obispo Wolfe's horse ranch near San Luis High School 130 Comment
  CAS-BOT-BC174941  Silene laciniata Ynez Whilton Winblad 1937-6-8 s.n. San Luis Obispo On hills around Cambria Pines Comment
  UCR17294  Silene laciniata Steve Boyd 1978-5-20 780520- 3 San Luis Obispo Central Coast, near Oso Flaco Lake Comment
  OBI80226  Silene laciniata David J. Keil 1988-6-25 20812 San Luis Obispo Higuera Street, south of San Luis Obispo just east of bridge over SLO creek. Comment
  RSA135364  Silene laciniata subsp. major Volney Rattan 1887-06 s.n. San Luis Obispo Mountains of San Luis Obispo County. Comment
  UC1392702  Silene laciniata subsp. major R. F. Hoover 1969-6-22 11380 San Luis Obispo Serrano Canyon Santa Lucia Range, , Serrano Canyon (Chorro Creek Canyon) Comment
  OBI57222  Sisymbrium altissimum David J. Keil 1998-6-5 27629 San Luis Obispo Carrizo Plain. Selby Rd., 1.6 miles SE from junction with Soda Lake Rd. Comment
  UCR67846  Sisymbrium irio David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19472 San Luis Obispo South Coast Range, Santa Margarita Ranch. 3.6 mi. south of Santa Margarita along ranch road, east base of Santa Lucia Mountains Comment
  CDA15130  Sisymbrium orientale G. F. Hrusa 1998-4-25 14216 San Luis Obispo La Panza Range; La Panza Rd. approx. 1.3 mi. W of La Panza Summit betw. La Panza Camp and intersection to Queen Bee Camp. Comment
  UCR41856  Sisymbrium orientale C. F. Smith 1975-5-6 10829 San Luis Obispo Central Coast, Marsh at north end of Dune Lakes, south of Oceano Comment
  CAS-BOT-BC75459  Sisymbrium orientale Ernest C. Twisselmann 1969-4-24 15155 San Luis Obispo La Panza Range. Bedell Ranch, 5 miles southeast of Creston. 350 Comment
  OBI71671  Sisyrinchium bellum David J. Keil 1988-7-2 20853 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI32980  Sisyrinchium bellum David J. Keil, Malcolm McLeod, and CNPS Rare Plant Committee 1983-5-1 16957 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos 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
  OBI37277  Solanum americanum Eric Wise 1983-10-16 1804 San Luis Obispo Ortega Spring. One mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieto Cyn. 2 collections: one @ Spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI17831  Solanum douglasii Hans Wilgenburg 1977-8-11 35 San Luis Obispo Cal Poly campus Comment
  SBBG133077  Solanum douglasii D. Keil, T. Teed, Mariko Uchida 2001-6-15 29577 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  SD90245  Solanum douglasii Benjamin C. Stone September 1952 216 San Luis Obispo Morro Bay State Park 75 Comment
  OBI60880  Solanum douglasii Kathleen Goddard Jones 1990-2-11 s.n. San Luis Obispo 2860 Halcyon rd, Arroyo Grande. On Enos Ranch comingdown sandy footpath after passing promient eucalyptus grove on E end of Coreopsis Hill extension Comment
  OBI9158  Solanum douglasii B. A. Smith 1966-4-28 68 San Luis Obispo 3 mi E on Cambria-Paso Robles Rd from Cambria Comment
  OBI79113  Solanum elaeagnifolium Kyle R. Weichert 2014-9-1 11 San Luis Obispo On east side of UPRR tracks in Templeton, CA 238 Comment
  CDA26367  Solanum elaeagnifolium David J. Keil 1998-6-3 27898 San Luis Obispo Carrizo Plain. Highway 58 at Branch Mountain Road 0 Comment
  RSA0010322  Solanum obispoense Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, at Eldorado School Comment
  CAS-BOT-BC154191  Solanum umbelliferum D. E. Breedlove 1962-8-7 4089 San Luis Obispo 3 miles north of Guadalupe. Near Oso Flaco Lake Comment
  OBI45852  Solanum umbelliferum Jerry Copeland 1974-2-17 1053 San Luis Obispo Grand View Mesa, Nipomo Comment
  RSA140282  Solanum umbelliferum Clare B. Hardham 1959-5-21 4607 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC157606  Solanum umbelliferum Ernest C. Twisselmann 1955-5-27 2037 San Luis Obispo La Panza Range. Ridge south of upper Cammatta Canyon Comment
  OBI70763  Solanum umbelliferum D. R. Miller 2009-5-28 509 .883 San Luis Obispo Rocky Butte/Pine Mt Region. Along disturbed rd edge, Tony Clarke's 'Air Strip', Tobacco Crk drainage 579 Comment
  SDSU20252  Solanum xanti Michael G. Simpson, Lori Simpson 2012-6-9 3695 San Luis Obispo Morro Bay State Park, north coastal section, immediately southwest corner of parking lot, end of side road from Pecho Valley Road. 44 Comment
  OBI3343  Solanum xanti Neil Havlik 1969-5-2 386 San Luis Obispo On a roadcut on Perfumo Cyn Rd about 4.5 mi from Los Osos Valley Rd 244 Comment
  OBI58810  Solanum xanti David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27531 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  CAS-BOT-BC365332  Solidago confinis D. E. Breedlove 1962-8-7 4085 San Luis Obispo On the shore of Oso Flaco Lake. 3 miles north of Guadalupe Comment
  UC1070233  Solidago confinis W. A. Peterson 1936-7-9 349 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  OBI31103  Solidago elongata Julie M. Vanderwier 1979-8-17 191 San Luis Obispo Indian Knob Tar Sands; in the N edge of the study area Comment
  CAS-BOT-BC365175  Solidago velutina subsp. californica Ernest C. Twisselmann 1971-12-9 18542 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  RSA0089341  Solidago velutina subsp. californica Mark A. Elvin, Jason Storlie 2014-10-10 7706 San Luis Obispo Central Coastal: Guadalupe Dunes; Guadalupe-Nipomo Dunes National Wildlife Refuge, Snakebite N of 3-Pond Valley. 650 m from S boundary of the Refuge. 18 Comment
  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
  SBBG117863  Soliva sessilis E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 78 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo 150 Comment
  CAS-BOT-BC374624  Sonchus oleraceus Clare B. Hardham 1957-5-12 1915 San Luis Obispo Santa Lucia Mountains. Trail to Green's Lake Comment
  OBI79857  Sparganium eurycarpum David J. Keil 2012-7-26 31475 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  SD75735  Sparganium eurycarpum var. eurycarpum D. W. Taylor 1970-6-23 T 70 122 San Luis Obispo margins of slough in Black Lake canyon, 1.1 miles east of State Highway 1. Comment
  OBI6329  Spergula arvensis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14337 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI17393  Spergula arvensis R. R. LaBelle 1967-4-2 8 San Luis Obispo Laguna Lake, N side Comment
  SBBG17449  Spergularia macrotheca C. B. Hardham 1960-4-2 5286 San Luis Obispo Cambria Comment
  OBI57327  Spergularia marina David J. Keil, with Kathleen A. Keil 1998-4-4 26565 San Luis Obispo Carrizo Plain N of Soda Lake. Along Seven Mile Rd., 0.5 mi. NW of Bridgville Rd. Comment
  HSC91821  Spergularia rubra Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park, MDO 1000 Comment
  OBI57311  Spergularia rubra David J. Keil 1998-4-14 26703 San Luis Obispo Just off Hwy.166 on Alamo Cr. Rd. Comment
  OBI64847  Spergularia villosa David J. Keil 2001-5-3 29402 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Ca. 35.33158 deg. N x 120.75450 deg. W Comment
  OBI73031  Stachys albens Ann Cochran 1986-7-12 11 San Luis Obispo 20's area in hills. T30S, R18E, sec 36 and T30S, R19E sect 31 Comment
  HSC91547  Stachys bullata Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  OBI28191  Stachys bullata Jeffery Null 1980-5-11 22 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI13475  Stachys bullata Aart C. deVos 1963-4-7 51 San Luis Obispo Poly Cy, N slope Comment
  OBI64781  Stachys bullata G. F. Hrusa, D. Ragan 2001-4-15 15784 San Luis Obispo Los Padres Natl Forest. Immed W of Fort Hunter-Liggett on rd to Indians and Salsipuedes camps. UTM 10S, 39954N, 06422E 488 Comment
  OBI6619  Stachys bullata Greg Hassen 1975-7-15 41 San Luis Obispo Poly Cyn. Just above W side of Poly Cyn Rd, near end of rd Comment
  RSA492677  Stachys bullata Walter Wisura, L. Aberbom 1989-5-16 4347 San Luis Obispo San Bernardo Creek Ranch, E of Morro Bay. Comment
  SBBG132566  Stachys bullata D. Keil, M. Mattina 2010-5-31 30803 San Luis Obispo trail system E of Ragged Point; Santa Lucia Mtns 30 Comment
  JEPS16768  Stachys chamissonis Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4332 San Luis Obispo about 2 mi s Oceano (along State Highway 1, just n of Callender Siding (Southern Pacific railroad)); Black Lake Comment
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1
  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
  OBI13464  Stachys pycnantha Robert F. Hoover 1965-9-29 9666 San Luis Obispo Santa Lucia Range. Tassajera Crk, along stream Comment
  UCR161463  Stachys rigida var. quercetorum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9021 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  CHSC549  Stanleya pinnata V. Holt 1940-7-28 San Luis Obispo Cuyama Valley. 609 Comment
  UC1601429  Stanleya pinnata Ida M. Blochman May, 1893 San Luis Obispo Santa Maria Comment
  UC2027059  Stanleya pinnata Greg Wilvert 2005-5-11 403 San Luis Obispo Southeast Half of the Caliente Range: 0.6 km SW of Semper Spring Comment
  CAS-BOT-BC60939  Stanleya pinnata Ernest C. Twisselmann 1955-6-4 2080 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Crocker Canyon, easter SLO county. 944 Comment
  OBI45914  Stanleya pinnata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19255 San Luis Obispo Temblor Range, 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd. 838 Comment
  UCR140371  Stellaria media George K. Helmkamp 2004-3-21 8384 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi south of the junction of Halcyon Rd., SE of Oceano 61 Comment
  OBI28266  Stellaria media Krystoff/Spaspo 1982-4-18 28 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  POM97538  Stellaria nitens P. A. Munz 1926-4-9 10224 San Luis Obispo Willow Creek Road, 10 miles southwest of Paso Robles Comment
  SD245460  Stenocarpus sinuatus David Keil 1988-11-7 21193 1 San Luis Obispo Campus of California Polytechnic State University, San Luils Obispo. Ornamental planting next to Computer Center. Comment
  UCR25008  Stephanomeria cichoriacea George K. Helmkamp 1981-8-7 s.n. San Luis Obispo Central Coast, north end of See Canyon in the Irish Hills, near Los Osos Valley 213 Comment
  CAS-BOT-BC375260  Stephanomeria elata R. F. Hoover 1965-8-1 9501 San Luis Obispo Valley west of Mt. Bishop Comment
  UC1583629  Stephanomeria elata David Keil 1986-10-13 19782 San Luis Obispo Sweet Springs area, on s shore of Morro Bay Morro Bay 5 Comment
  UC454307  Stephanomeria elata E. P. Unangst 1906-9-1 San Luis Obispo Cuesta Comment
  JEPS25261  Stephanomeria exigua subsp. carotifera G. Thomas Robbins with John Weiler 1959-8-8 4147 San Luis Obispo 1.5 mi se Oso Flaco Lake 15 Comment
  CAS-BOT-BC375301  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-13 9206 San Luis Obispo Santa Lucia Range. San Bernardo Creek Comment
  OBI72519  Stephanomeria exigua subsp. coronaria E. L. Painter & M. Wetherwax, M. Wetherwax 2000-8-19 SLO- 160 San Luis Obispo Camp San Luis Obispo. W side of serpentine outcrop W of Chorro reservoir, E side of range A, N of Range Rd. UTMs (NAD27) zone 10, 709692E, 3913419N 240 Comment
  UC1070305  Stephanomeria exigua subsp. coronaria G. T. Nordstrom 1937-6-21 1369 San Luis Obispo 4.1 mi ne Lime Mtn.; Adelaida Quad. 289 Comment
  UC1321314  Stephanomeria exigua subsp. coronaria R. F. Hoover 1965-9-18 9585 San Luis Obispo Calf Canyon Comment
  SBBG117897  Stephanomeria exigua subsp. exigua M. Wetherwax, E. Painter 2002-9-4 CR 369 San Luis Obispo Sulphur Spring Rd; Camp Roberts 263 Comment
  OBI56701  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of Rock Front Ranch, N of Hwy 166. Comment
  CAS-BOT-BC322902  Stephanomeria pauciflora Ernest C. Twisselmann 1958-11-7 4952 San Luis Obispo Choice Valley Region, Salt Canyon, Temblor Range and the Western San Joaquin Valley 548 Comment
  OBI65433  Stephanomeria virgata M. Petroelje & J. Clark, J. Clark 1998-7-2 s.n. San Luis Obispo Camp Roberts. LCTA Plot 3, flood plain of Nacimiento River. 170 Comment
  OBI15402  Stephanomeria virgata subsp. virgata Robert F. Hoover 1946-10-13 6480 San Luis Obispo Divide between Suey Crk and Cuyama River Comment
  OBI28173  Stipa lepida M. A. Glass 1981-5-8 33 San Luis Obispo Ecological Study Area, Cal Poly State Univ, San Luis Obispo Comment
  OBI2349  Stipa lepida Larry E. Brown 1970-4-8 1768 San Luis Obispo Cuesta Ridge Rd just above Hwy 101, ca 6 mi N of San Luis Obispo Comment
  LA105493  Stipa pulchra Barry A. Prigge; 1989-4-19 8618 San Luis Obispo SANTA LUCIA MOUNTAINS, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1. 106 Comment
  UC1063485  Streptanthus albidus subsp. peramoenus G. T. Nordstrom 1937-4-29 1160 San Luis Obispo 2 mi nw Josephine School (Plot 129); Adelaida Quadrangle Comment
  UCR115579  Streptanthus albidus subsp. peramoenus George K. Helmkamp, E. A. Helmkamp 2000-4-20 5401 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  UC1070316  Stylocline gnaphaloides T. M. Hendrix 1937-5-10 163 San Luis Obispo 5 1/4 mi wsw El Dorado School; Pozo Quadrangle Comment
  CAS-BOT-BC376053  Stylocline gnaphaloides Roxana S. Ferris 1935-3-29 9095 San Luis Obispo 7 miles east of Pozo, on the Santa Maria-McKittrick Road Comment
  SBBG113593  Stylomecon heterophylla C. B. Hardham 1958-4-16 3039 San Luis Obispo Peachy Cyn, ca. 0.5 mi W of Paso Robles Comment
  UCSB38586  Suaeda nigra Ferren, Wayne 1979-8-8 San Luis Obispo Soda Lake; 30.4 mi. NW of junction of Westside Hwy. and Soda Lake Rd.; Carrizo Plain Comment
  OBI60623  Symphyotrichum chilense V. L. Holland and David J. Keil, David J. Keil 1990-4-14 s.n. San Luis Obispo Cambria Ranch Comment
  SBBG113916  Systenotheca vortriedei C. B. Hardham 1961-4-26 6913 San Luis Obispo Franklin Crk, near Adelaida Comment
  CAS-BOT-BC109475  Systenotheca vortriedei Clare B. Hardham 1960-6-1 5948 San Luis Obispo Santa Lucia Mountains. Burnett Peak Sargent Cypress forests. Comment
  OBI64710  Systenotheca vortriedei D. R. Miller 1994-6-10 694 -431 San Luis Obispo Pine Mt Region. On rd into Will hearst property "Coles rd in"; Marmolejo Crk drainage 823 Comment
  SBBG118290  Taeniatherum caput-medusae J. Thomas 2000-4-10 San Luis Obispo Avery Exclosure, ca. 150 m SE of jct of Avery and Bivouac Rds; Camp Roberts 200 Comment
  OBI69007  Tamarix parviflora David J. Keil, with V. L. Holland 2007-4-5 30459 b San Luis Obispo NE of Paso Robles airport. Esreella River, just west of Airport Road 238 Comment
  RSA0018928  Tamarix ramosissima David J. Keil 2012-7-18 31452 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line. 22 Comment
  OBI72442  Tamarix ramosissima M. Wetherwax & E. L. Painter, E. L. Painter 2002-8-13 CR- 342 San Luis Obispo Camp Roberts. Along road at river's edge between Boyscout Ford and Low Water Bridge 152 Comment
  HSC91472  Tetragonia tetragonoides Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  OBI11980  Tetrapteron graciliflorum Robert F. Hoover 1948-4-17 7470 San Luis Obispo San Juan River S of Shandon Comment
  CAS-BOT-BC399677  Thalictrum fendleri Alice Eastwood 1927-4-9 14371 San Luis Obispo Atascadero road 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
  OBI59514  Thalictrum fendleri var. fendleri David J. Keil, with V. L. Holland 2001-4-7 29245 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
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Nov 21 2013
  CAS-BOT-BC399836  Thalictrum polycarpum Ernest C. Twisselmann 1955-6-16 2146 San Luis Obispo La Panza Range. Queen Bee Road, .2 mile south of Pozo Grade Summit 798 Comment
  UCR4421  Thelypodium lemmonii Frank C. Vasek 1958-5-3 580503- 07 San Luis Obispo Road through Bitterwater Valley in the Temblor Range, 0.9 mi. east of junction with road between Cholame and Simmler, just west of the San Luis Obispo County line 350 Comment
  SBBG107933  Thermopsis californica var. californica C. B. Hardham 1959-4-23 4281 San Luis Obispo Tassajera Cyn Comment
  UCSB24844  Thermopsis californica var. californica Turpin, W. 1966-4-23 San Luis Obispo East side of Old Morro Rd., 1.1 mi. from junction with Hwy. 41, Santa Lucia Mountains 76 Comment
  OBI57024  Thysanocarpus curvipes G. F. Hrusa 1998-4-27 14279 San Luis Obispo Lower Goat Springs Cyn, approx 2 mi W of Soda Lake rd. Quad Caliente Mtn 950 Comment
  OBI71005  Thysanocarpus curvipes G. F. Hrusa 2000-4-11 15341 San Luis Obispo Carrizo Plain Natural Area. Goodwin pasture. Hills above the plowline Comment
  OBI14854  Thysanocarpus curvipes subsp. elegans Robert F. Hoover 1947-3-29 6784 San Luis Obispo Atascadero Comment
  UC573171  Thysanocarpus laciniatus H. C. Lee 1937-3-30 795 San Luis Obispo 3/4 mi nw Neals Spring; Paso Robles Quad. 289 Comment
  UCR162203  Thysanocarpus laciniatus George K. Helmkamp, E. A. Helmkamp 2005-2-14 8919 A 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
  UC55718  Thysanocarpus laciniatus unknown 1884-7 San Luis Obispo Comment
  CDA5463  Torilis arvensis D. DeRome 1994-6-4 649464 San Luis Obispo Adjacent to Poly Canyon Road, just uphill (north) of the Poly Canyon landfill turn off, on the slope just above Brizzolara Creek. 0 Comment
  OBI25010  Torilis nodosa David J. Keil, Dirk Walters 1980-4-26 13884 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI29886  Tragopogon porrifolius Kristin Bryan & Carol Radike, Carol Radike 1980-6-8 5 San Luis Obispo Along rd to Santa Margarita just W of turnoff to Las Pilitas Rd Comment
  UC1392820  Trichostema lanatum R. F. Hoover 1969-6-3 11358 San Luis Obispo Calf Canyon Comment
  UCSC006091  Trifolium Randall Morgan 1996-5-9 2942 San Luis Obispo E of Laguna Lake Comment
  SEINET7042437  Trifolium albopurpureum A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  CDA4302  Trifolium angustifolium G. K. Helmkamp, E. A. Helmkamp 2002-4-19 7419 San Luis Obispo Central Coast; 3.2 mi N of Piedras Blancas lighthouse along CA-1 Comment
  UC1583666  Trifolium barbigerum David Keil with Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16998 San Luis Obispo along ridge Arroyo de la Cruz (betw Arroyo de al Cruz and Arroyo del Oso) Comment
  OBI78202  Trifolium ciliolatum David J. Keil 1981-6-20 14853 -1 San Luis Obispo Arroyo de la Cruz Comment
  OBI81038  Trifolium ciliolatum Jason Dart, A. Weichert, G. Hind 2010-5-4 391 -H12 San Luis Obispo Hind River Ranch, west side of Salinas River, south of Crescent Lake, approximately 1.8 miles southeast of the intersection of Highway 58 and Pozo Road 314 Comment
  SBBG18137  Trifolium fucatum C. B. Hardham 1960-4-2 5320 San Luis Obispo St Hwy 41, along Santa Rosa Crk Comment
  UCSC010441  Trifolium fucatum Dylan M. Neubauer, Tim Forsell 2016-4-21 626 San Luis Obispo (SCoRO) Almaden Mine, near Almaden Flats, w of Rocky Butte Truck Trail, .68 air-mile ese Pine Mountain 842 Comment
  PASA233  Trifolium fucatum Stason 1930-4-14 San Luis Obispo Near Cambria Comment
  SBBG95500  Trifolium glomeratum D. Keil 1983-5-22 17072 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon, just S of bridge on E side of Hwy 1 Comment
  OBI34411  Trifolium gracilentum