Search Results — 2000 specimen records retrieved (1097 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/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET9056148 Image available Abies bracteata D. R. Miller 1996-1-24 196 -606 San Luis Obispo Pine Mountain Region. Marmolejo Creek narrows area. In the extreme western corner of study area. 335 Comment
  SBBG101829  Abronia umbellata C. F. Smith 1951-4-15 2983 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  SD41435  Abronia umbellata Edith A. Purer 1932-8-28 4841 San Luis Obispo Oceano. Comment
  OBI78726  Acacia cultriformis Taylor N. Steele 2014-3-3 11 San Luis Obispo California Polytechnic State University San Luis Obispo campus. Along sidewalk between the Grand Avenue parking structure and the backside of Mott Gym. Comment
  OBI78862  Acacia longifolia Michael Walgren 2012-12-22 293 San Luis Obispo Morro Dunes along Coleman Drive, in the City of Morro Bay near Morro Rock. 7 Comment
  UC1124420  Acanthomintha obovata subsp. cordata P. L. Johannsen 1937-5-31 1179 San Luis Obispo 2 1/2 mi w of Painted Rock 914 Comment
  OBI31929  Acer macrophyllum David J. Keil 1981-6-20 14858 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  RSA714309  Acer macrophyllum Daisie Huang 2006-4-14 6041402 San Luis Obispo Santa Rosa Creek Rd., off 46 441 Comment
  CAS-BOT-BC337445  Acer negundo var. negundo Ernest C. Twisselmann 1962-4-6 6763 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
Read comments
Apr 10 2018
  OBI53470  Achillea millefolium Arthur W. Hazebrook 1992-7-7 119 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso flaco Lake and surrounding dunes Comment
  OBI66582  Achillea millefolium D. R. Miller 1994-6-1 694 -399 San Luis Obispo Pine Mt Region. W slope of Pine Mt; Marmolejo Crk drainage 914 Comment
  OBI17147  Achillea millefolium Fred W. Rush Apr-56 13 San Luis Obispo Mt San Luis Comment
  CAS-BOT-BC29731  Achyrachaena mollis David D. Keck; J. Clausen 1935-4-9 3099 San Luis Obispo Cholame Creek at Cholame 365 Comment
  CAS-BOT-BC29735  Achyrachaena mollis Ernest C. Twisselmann 1952-4-26 514 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obsipo County 640 Comment
  UC455583  Achyrachaena mollis I. J. Condit 1910-4-1 San Luis Obispo Wilson Ranch; Navajo Ridge Comment
  OBI82574  Acmispon americanus David J. Keil 2015-7-8 33287 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
  OBI80250  Acmispon brachycarpus David J. Keil 1978-3-25 1270 San Luis Obispo Irving Ranch. Comment
  SBBG95548  Acmispon glaber R. H. Toft 1986-5-21 9 San Luis Obispo 1/8 mi S of Broderson Rd just SW from the center of the town of Los Osos (Bayview) Comment
  OBI3771  Acmispon glaber var. glaber Elizabeth Rudd 1971-6-10 309 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  SBBG14052  Acmispon heermannii var. heermannii E. R. Blakley 1958-8-2 2420 San Luis Obispo Dune Lakes, 4 mi S of Oceano 3 Comment
  OBI57971  Acmispon heermannii var. orbicularis Austin P. Griffiths, R. A. Lawton 1980-5-30 s.n. San Luis Obispo Oceano Dunes. At back brow of Dune Buggy Hill Comment
  SD124809  Acmispon heermannii var. orbicularis Robert J. Rodin 1970-9-10 8431 San Luis Obispo Pismo Beach State Park; 300 yards from the Pacific Ocean. Comment
  OBI35436  Acmispon junceus var. junceus Melody Dickens 1980-4-16 10 San Luis Obispo Morro rock, Morro Bay Comment
  OBI57923  Acmispon micranthus David J. Keil 1998-4-28 26966 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
  OBI67042  Acmispon micranthus David J. Keil, with V. L. Holland 2001-5-24 29485 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  SBBG18340  Acmispon micranthus C. B. Hardham 1960-5-21 5852 San Luis Obispo Black Mtn, Highland District Comment
  RSA0035291  Acmispon parviflorus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6361 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
  SBBG95962  Acmispon procumbens var. procumbens C. B. Hardham 1957-6-4 2061 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  OBI50898  Acmispon strigosus David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  OBI57837  Acmispon strigosus David J. Keil 1998-3-27 26427 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI80335  Acmispon strigosus David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  OBI53832  Acmispon strigosus Arthur W. Hazebrook, Kathleen G. Jones, Will Stagg 1993-3-22 193 San Luis Obispo Nipomo Dunes Complex, Hidden Willow Valley, stabilized dunes 1.5 mi S of Big Coreopsis Hill. Along Guerra Rd Comment
  SBBG12711  Acmispon strigosus C. B. Hardham 1960-4-2 5322 San Luis Obispo 11 mi E of Cambria, Hwy 41 335 Comment
  OBI64949  Acmispon wrangelianus Greg Wilvert 2005-3-26 44 San Luis Obispo SE Half of the Caliente Range. Approx 3.2 km N of Wells Cyn on the N edge of the Caliente Range 826 Comment
  RSA471685  Acourtia microcephala Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo Comment
  SBBG117834  Acourtia microcephala M. Wetherwax, E. Painter 2001-6-13 CR 253 San Luis Obispo near San Marcos Rd boundary; Camp Roberts 301 Comment
  OBI15584  Acourtia microcephala Robert F. Hoover 1946-8-17 6286 c San Luis Obispo Arroyo Grande Crk below jctn of Lopez Cyn Comment
  UCSB59908  Acourtia microcephala Penkala, B.; Ryan, P. 1987-6-26 San Luis Obispo On E side of Hwy. 229, about 2 mi. N of its junct. with Hwy. 58, NE of Santa Margarita 457 Comment
  OBI3762  Adenostoma fasciculatum Elizabeth Rudd 1971-5-23 283 San Luis Obispo 3 mi NE of Santa Margarita 427 Comment
  OBI58688  Adenostoma fasciculatum David J. Keil 1998-4-27 26929 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  RSA0042399  Adenostoma fasciculatum var. fasciculatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6521 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
  OBI74630  Adiantum jordanii David J. Keil, Margriet Wetherwax and Beth Painter 2000-4-18 28449 San Luis Obispo Camp San Luis Obispo national guard base. Comment
  RSA0042803  Agoseris grandiflora LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6453 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
  UCSB14921  Agoseris heterophylla 1962-3-24 San Luis Obispo 3.5 miles east of Templeton 274 Comment
  CAS-BOT-BC46077  Agoseris heterophylla var. cryptopleura Ira L. Wiggins 1929-4-13 3431 San Luis Obispo 3 miles south of Paso Robles Comment
  JEPS36233  Agoseris heterophylla var. cryptopleura W. L. Jepson 1941-4-17 20259 San Luis Obispo Arroyo Grande Comment
  UC455527  Agoseris heterophylla var. cryptopleura I. J. Condit 1910-3-31 San Luis Obispo La Panza Comment
  CAS-BOT-BC46066  Agoseris heterophylla var. cryptopleura Alice Eastwood; John Thomas Howell 1936-5-8 2302 San Luis Obispo 3 miles east of Pozo Comment
  OBI53299  Agoseris heterophylla var. heterophylla Lynne Dee Oyler 1986-3-21 360 San Luis Obispo Agua Escondido, USFS blue oak study area. N slope and hilltop NE of Arroyo Grande Comment
  OBI49779  Agoseris retrorsa D. R. Miller 1990-5-9 1 ,5,90 San Luis Obispo DR's drive way edge. Pine Mt/Rocky Butte Comment
  CAS-BOT-BC127030  Agrostis exarata R. F. Hoover 1950-6-20 7988 San Luis Obispo 6 miles west of Templeton on road to Cambria. Comment
  OBI22569  Agrostis exarata Robert F. Hoover 1955-5-23 8354 San Luis Obispo Coast W of Cambria Comment
  SEINET3928269  Agrostis pallens David J. Keil, Mike Walgreen; Lisa Andreano; Aaron Sims; Sally Krenn 2013-7-27 31865 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch to Coon Creek trail in Montana de Oro State Park.; 0 40 Comment
  OBI2820  Agrostis pallens Larry E. Brown 1971-5-29 2020 San Luis Obispo Growing in Cerro Alto campground in the Santa Lucia Mts. Los Padres natl forest Comment
  CDA26403  Agrostis stolonifera David J. Keil Jun 2005 s.n. San Luis Obispo Four Creeks project site, San Luis Obispo. Orcutt Road between Broad Street and railroad tracks. 0 Comment
  OBI56469  Aira caryophyllea David J. Keil, with V. L. Holland 1999-4-27 28274 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  OBI67035  Aira caryophyllea David J. Keil, with V. L. Holland 2001-5-24 29496 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  CDA43112  Aira caryophyllea David J. Keil 1987-5-6 20128 San Luis Obispo Highway 229, ca. 1/2 mile north of junction with Highway 58. 0 Comment
  OBI73496  Aira caryophyllea David J. Keil 2000-4-18 28450 San Luis Obispo Camp San Luis Obispo national guard base. Trail up western side of Cerro Romualdo Comment
  SBBG125605  Aira caryophyllea D. Keil 1987-5-6 20128 San Luis Obispo Hwy 229 ca. 0.5 mi N of jct with Hwy 58 Comment
  UC310656  Allium crispum Philip A. Munz 1926-4-8 10185 San Luis Obispo 35 mi e Paso Robles Comment
  POM110155  Allium crispum Benj Cobb 1907-05 s.n. San Luis Obispo Near Paso Robles, in the Coast Ranges. Comment
  OBI81334  Allium lacunosum var. lacunosum David J. Keil, Janet Haden 1988-5-24 20686 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. Comment
  JEPS99223  Allophyllum Clare B. Hardham 1961-3-29 6685 San Luis Obispo W of Cholame (Cottonwood Pass, along Route 41) Comment
  OBI83564  Allophyllum divaricatum D. R. Miller 1981-5-31 581 -44 San Luis Obispo Scattered about open on disturbed ground, also along road side. At 2500ft. on east slope of Pine Mtn. 762 Comment
  SBBG107694  Allophyllum gilioides C. B. Hardham 1961-3-29 6685 San Luis Obispo Cottonwood Pass E of Cholame 609 Comment
  UC1583765  Allophyllum glutinosum David Keil with Rhonda Riggins and Michael Stiles 1987-5-17 20166 San Luis Obispo Cuesta East ca. 1/2 mi. down from trailhead Lopez Canyon Trail; Los Padres Nat'l Forest Comment
  OBI78627  Alnus rhombifolia Laura Gurrola, Shannon O'Hehir 2014-2-8 2 San Luis Obispo Laguna Open Space. 1200ft north of parking lot off Dalidio Dr. 50ft from north eastern side of lake. 40 Comment
  OBI59726  Amaranthus blitoides George Butterworth 1997-11-5 211 San Luis Obispo Beside hwy 58 about 4 mi W of Pozo rd Comment
  OBI56843  Amaranthus powellii David J. Keil 1998-6-8 27688 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  OBI69825  Amaranthus retroflexus D. R. Miller 1993-10-8 1093 -55 San Luis Obispo Pine Mt Region. Dr's house in old raised bed area (orchard) 914 Comment
  OBI82380  Amaryllis belladonna David J. Keil 2015-9-29 33429 San Luis Obispo Pismo Beach north of Pismo Pier 12 Comment
  UCR118348  Amaryllis belladonna George K. Helmkamp, E. A. Helmkamp 2000-9-2 5973 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon, 2.2 mi west of Los Osos Valley Road 137 Comment
  CAS-BOT-BC61479  Ambrosia chamissonis D. E. Breedlove 1962-8-7 4098 San Luis Obispo Oso Flaco Lake, 3 miles north of Guadalupe Comment
  OBI35396  Ambrosia chamissonis Helen Jones 1982-5-8 94 San Luis Obispo Piedras Blancas Point Comment
  OBI79908  Ambrosia chamissonis D. R. Miller, E. A. Appel 2013-8-11 813 .1067 San Luis Obispo On beach 1.5 miles north of Hearst Castle Vistor Center Entry Gate on Highway 1. 6 Comment
  CAS-BOT-BC180596  Amorpha californica var. californica R. F. Hoover 1946-6-15 6151 San Luis Obispo Near Rinconada Mine, between Santa Margarita and Pozo Comment
  UC55357  Amsinckia J. H. Barber San Luis Obispo Paso Robles Morro Comment
  CAS-BOT-BC222373  Amsinckia douglasiana Roxana S. Ferris 1935-3-21 9033 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road Comment
  OBI25919  Amsinckia douglasiana Malcolm McLeod, Burdetts, Joneses, McLeod 1981-4-5 1374 San Luis Obispo 21 mi NW of Paso Robles of Interlake Rd at eastern entrance to Bee Rock Canyon 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
  OBI56453  Amsinckia menziesii David J. Keil 1999-5-13 28336 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  OBI80533  Amsinckia menziesii Josh Walker 2013-2-7 1 San Luis Obispo Paso Robles; 1 mile west of 24th and Vine St. on Nacimiento Lake Drive; 100 ft north of road. 338 Comment
  RSA240657  Amsinckia spectabilis C. W. Tilforth, John Dourley 1973-6-14 872 San Luis Obispo Sand dune area back from beach, N of Oso Flaco Lake Comment
  UCSB15064  Amsinckia spectabilis var. microcarpa Breedlove, Dennis 1962-4-6 San Luis Obispo 3.5 miles north of San Simeon junction on California State Highway 1 30 Comment
  SBBG63567  Amsinckia tessellata J. E. Butner 1950-3-18 699 San Luis Obispo Carrizo Plain Comment
  OBI7640  Amsinckia tessellata Christian Smith 1974-5-15 s.n. San Luis Obispo Calif Valley Comment
  OBI8523  Amsinckia tessellata Craig Woods 1978-3-23 9 San Luis Obispo Carizzo Plain, 1 mi S of the jctn of hwy 58 and Sim soda lake san diego cr rd near the E.R. King ranch 610 Comment
  SJSU3368  Amsinckia tessellata C. W. Sharsmith 1962-4-21 6822 San Luis Obispo Panorama Hills near foot of Recruit Canyon s base Temblor Range Comment
  CDA16340  Amsinckia tessellata var. gloriosa G. F. Hrusa 2000-4-1 15327 San Luis Obispo Carrizo Plain; Immed. N of Carrizo Plain, along Bitterwater Rd at Kern County line. 579 Comment
  OBI20677  Amsinckia tessellata var. gloriosa Robert F. Hoover 1967-3-22 10270 San Luis Obispo Hills at W edge of Carrizo Plain, W of Simmler Comment
  CDA40460  Amsinckia tessellata var. tessellata C. Agbashian 1937-4-21 s.n. San Luis Obispo Carrizo Plains. 0 Comment
  OBI57007  Amsinckia tessellata var. tessellata David J. Keil 1998-4-30 27010 San Luis Obispo Caliente Range. 6.5 mi from Soda Lake Rd. on Selby Rd. (35 deg. 06.496' N x 119 deg. 51.124' W) 1271 Comment
  UC2027416  Amsinckia vernicosa Greg Wilvert 2005-4-16 253 San Luis Obispo Southeast Half of the Caliente Range. 1.9 km NW of Quail Spring Reservoir. Comment
  OBI20681  Amsinckia vernicosa Ernest C. Twisselmann 1954-5-1 1134 San Luis Obispo Temblor Range nd W San Joaquin Valley. summit of Associated Ridge, Temblor Mts, 6 mi E of Simmler Comment
  RSA0036713  Anagallis arvensis LeRoy Gross, Pam De Vries, Melinda Elster 2014-4-30 6348 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
  POM358765  Anaphalis margaritacea Thekla Mohr 1911-07 s.n. San Luis Obispo [no locality information provided] Comment
  OBI17092  Anaphalis margaritacea Robert F. Hoover 1947-8-9 7359 San Luis Obispo San Carpoforo Crk near ocean, at bae of brush-covered hill Comment
  SBBG112584  Anemopsis californica C. B. Hardham 1956-5-1 659 San Luis Obispo near Geneseo School, banks of Huerhuero River Comment
  UC1953180  Anthemis arvensis David Keil 2009-8-17 30630 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Lawn area just west of Bldg. 43 (Recreation Center). Comment
  SFV17452  Anthemis cotula P. M. Schiffman 1998-6-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Washburn Ranch. Shoulder of Soda Lake Road. 610 Comment
  CAS-BOT-BC102279  Anthemis cotula Ernest C. Twisselmann 1969-8-23 15935 San Luis Obispo Spring Lake canyon, Dorothy Twisselmann Ranch 685 Comment
  CDA34825  Anthemis cotula David J. Keil 1988-7-2 20871 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. 0 Comment
  OBI79382  Anthriscus caucalis David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31656 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
  CDA11510  Antirrhinum kelloggii G. F. Hrusa 1995-5-28 12291 San Luis Obispo Black Butte Research Natural Area, ridge SE of Cuesta Pass. Ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  SBBG125606  Antirrhinum kelloggii D. Keil 1987-5-6 20135 San Luis Obispo Hwy 229 ca. 0.5 mi N of jct with Hwy 58 Comment
  SBBG2678  Antirrhinum multiflorum C. B. Hardham 1957-6-9 2091 San Luis Obispo Camp Natoma Comment
  OBI66366  Antirrhinum multiflorum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26248 San Luis Obispo Los padres national forest. la panza mountains. ca. 1 mile northwest of queen bee campground. 725 Comment
  UC1953319  Antirrhinum orontium David Keil 1998-6-15 27836 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles E of junction with old Creed Rd., just W of junction with Apple Rd. Comment
  UC1928036  Antirrhinum orontium David Keil 2001-6-26 29625 San Luis Obispo Arroyo Grande, Camino Mercado, ca. 0.2 mile north from junction with west Branch Street. Comment
  CAS-BOT-BC237895  Antirrhinum ovatum Eben McMillan 1952-5-20 126 San Luis Obispo Pinole Springs--10 mi. s., 16 mi. e. Shandon Comment
  JEPS7409  Antirrhinum ovatum R. F. Hoover 1952-11-2 8277 San Luis Obispo Caliente Mt. Comment
  RSA162529  Antirrhinum ovatum D. J. Bedell 1963-6-15 84 -1 San Luis Obispo Hills at the head of Gillis Canyon 640 Comment
  RSA341585  Antirrhinum ovatum Eben McMillan 1948-6-14 s.n. San Luis Obispo Pinole Springs above San Juan Creek, southeast of Shandon. Comment
  RSA522583  Aphanes occidentalis David J. Keil 1986-3-22 19097 San Luis Obispo 2.7 miles SE of jct with Shell Creek Road along Hwy 58. 488 Comment
  OBI31951  Apiastrum angustifolium David J. Keil 1982-6-26 16205 San Luis Obispo Vicinity of Arroyo de la Cruz N of san Simeon Comment
  OBI40754  Apiastrum angustifolium David J. Keil, Dirk Walters 1986-5-2 19297 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  SBBG107260  Apiastrum angustifolium C. B. Hardham 1956-5-15 707 San Luis Obispo Peachy Cyn Comment
  SBBG5149  Apiastrum angustifolium C. B. Hardham 1959-6-10 4880 San Luis Obispo Old Crk-Toro Crk Rd Comment
  SBBG64155  Apiastrum angustifolium D. Keil with K. Jones, S. Cochrane, M. McLeod, B. Burdette, A. Griffiths 1984-3-10 18090 San Luis Obispo Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jct with State Hwy 1 Comment
  OBI37406  Apium graveolens Eric Wise 1981-6-29 834 San Luis Obispo Twin Lake of Dune Lakes Comment
  OBI73458  Apocynum cannabinum David J. Keil 2010-6-3 30846 San Luis Obispo San Luis Obispo. Santa Rosa Street, east side along Stenner Creek between Murray Street and East Foothill Blvd. 73 Comment
  OBI56484  Apocynum cannabinum D. R. Miller 1991-7-9 791 -3 San Luis Obispo In creekway of Almaden Flats, Pine Mtn, near the Lower Pines 853 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
  SBBG47360  Aquilegia eximia J. Copeland 1973-9-8 1027 San Luis Obispo Morro Crk bed, 7 mi E of JCT of hwys 1 and 41 Comment
  UC455736  Arabis glabra I. J. Condit 1908-4-1 San Luis Obispo Reservoir Canyon San Luis Obispo Comment
  UC1121462  Arctostaphylos T. M. Hendrix 1939-5-7 1012 San Luis Obispo 1.1 mi nw New District School; Pozo Quadrangle Comment
  JEPS47730  Arctostaphylos Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1767 San Luis Obispo 9 mi e Pozo (enroute to McKittrick above hwy on e facing slope); La Panza Range 792 Comment
  CAS-BOT-BC23574  Arctostaphylos crustacea R. F. Hoover 1963-5-4 8556 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  OBI14754  Arctostaphylos crustacea Robert F. Hoover 1963-4-13 8551 San Luis Obispo Upper Coon Crk, San Luis range, on summit of hill Comment
  UCR28989  Arctostaphylos crustacea David J. Keil, R. R. Pimentel, D. Walters, M. G. McLeod, Melissa Luckow, et al. 1981-4-11 14439 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  SEINET11989175  Arctostaphylos cruzensis R. Gankin, Hildreth, W. R. 1967-1 1115 San Luis Obispo ridge N of Arroyo de los Chinos, 0.25 mi E of CA 1, ca 9 mi N of San Simeon Comment
  CAS-BOT-BC23318  Arctostaphylos glandulosa subsp. cushingiana Clare B. Hardham 1956-2-18 176 San Luis Obispo Lime Mt. Comment
  OBI42951  Arctostaphylos glandulosa subsp. cushingiana Jan Johnson, Melissa Boggs 1986-5-11 8 San Luis Obispo Los Padres NF. East Cuesta Ridge about 15 mi N of San Luis Obispo on hwy 101 Comment
  OBI56976  Arctostaphylos glandulosa subsp. cushingiana Steven A. Junak 1990-10-11 4438 San Luis Obispo Cuesta Ridge; near NW corner of Cuesta Ridge botanical area (just E of W saddle), along N side of main road (USFS road #29S11.3), ca. 5.6 mi W of hwy 101 719 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
  CDA15186  Arctostaphylos glauca G. F. Hrusa 1998-4-27 14294 San Luis Obispo Caliente Range; Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. in upper parts of canyon. Comment
  JEPS116477  Arctostaphylos glauca Alice Le Duc 1999-2-11 370 San Luis Obispo Adelaida Road, N San Luis Obispo Coounty Comment
  UCD51111  Arctostaphylos glauca B. Bolt 1936-5-7 705 San Luis Obispo 1 3/4 miles NE of Black Butte. 518 Comment
  UCD51252  Arctostaphylos glauca C. M. Belshaw 1936-3-21 1688 San Luis Obispo 3.4 miles N.N.E. of Porter Ranch. 487 Comment
  CAS-BOT-BC24605  Arctostaphylos glauca Clare B. Hardham 1956-1-16 65 San Luis Obispo Santa Lucia Mtns. Adelaida Rd. Comment
  SD71400  Arctostaphylos glauca var. puberula R. F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi. above county park Comment
  CAS-BOT-BC24531  Arctostaphylos hookeri subsp. hearstiorum R. F. Hoover 1959-4-3 8492 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz on State Highway 1, above site of former Washington School. Comment
  UCD51540  Arctostaphylos hooveri R. F. Hoover 1950-6-21 8012 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Mts. Comment
  CAS-BOT-BC39010  Arctostaphylos luciana R. F. Hoover 1964-1-11 8620 San Luis Obispo Ridge west of bend of Lopez Canyon, in shale. Comment
  CHSC85704  Arctostaphylos luciana G. F. Hrusa; D. Ragan 1995-6-20 12384 San Luis Obispo Black Butte Research Natural Area. On burned summit of ridge immediately E of Mt. Lowe. Approximately 1/3 m E of summit along fire break road. 650 Comment
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Jun 1 2008
  RSA670475  Arctostaphylos luciana G. Fred Hrusa, D. Ragan 1995-6-20 12386 San Luis Obispo Black Butte Research Natural Area; On burned summit of ridge immediately E of Mt. Lowe. Area of bare siliceous shale and approximately 1/3 mi. E of summit along fire break road. 650 Comment
  RSA160007  Arctostaphylos luciana Clare B. Hardham 1961-5-12 7125 San Luis Obispo Santa Lucia Mountains: along road east of chaparral to Cypress Grove 609 Comment
  RSA254308  Arctostaphylos luciana Gary D. Wallace 1975-5-11 1434 San Luis Obispo Santa Lucia Mountains, east of Cuesta Pass along forest service rd. 1.8 mi E of Hwy 101 toward radio towers. 640 Comment
  RSA632954  Arctostaphylos luciana Jon E. Keeley 1996-2-10 27059 San Luis Obispo East of Cuesta Pass on dirt road to Mt. Lowe, northeast of San Luis Obispo. Santa Lucia Wilderness. 625 Comment
  UC1315000  Arctostaphylos morroensis R. F. Hoover 1967-2-8 10202 San Luis Obispo hill s Los Osos Comment
  OBI14626  Arctostaphylos morroensis Robert J. Rodin 1969-1 San Luis Obispo Comment
  OBI4300  Arctostaphylos morroensis Felice Movich 1969-1 San Luis Obispo Comment
  CAS-BOT-BC39805  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16843 San Luis Obispo Chorro Creek Comment
  OBI37900  Arctostaphylos obispoensis David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18566 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
  SBBG11841  Arctostaphylos obispoensis C. B. Hardham 1961-5-18 7122 San Luis Obispo 4 mi W of Ocean View Mine, edge of former Sargent cypress grove, between Pine Mtn and Burnett Pk 762 Comment
  SBBG41171  Arctostaphylos obispoensis R. F. Hoover 1958-3-26 8434 San Luis Obispo NW of Cuesta Pass Comment
  SBBG94435  Arctostaphylos obispoensis S. A. Junak, D. Young, T. Ayers 1989-3-14 3928 San Luis Obispo W end of Cuesta Ridge Botanical Area near the end of the reserve Comment
  UC1309656  Arctostaphylos obispoensis A. E. Wieslander 1936-2-27 617 San Luis Obispo Morro Creek Cayucos Quadrangle 152 Comment
  UCD52929  Arctostaphylos obispoensis A. E. Wieslander 1936-2-27 616 San Luis Obispo Morro Creek. Comment
  CAS-BOT-BC39801  Arctostaphylos obispoensis Ira L. Wiggins 1929-4-13 3462 San Luis Obispo Northeast of Cuesta Grade Comment
  CAS-BOT-BC39843  Arctostaphylos obispoensis Albert Everett Wieslander 1932-11-20 s.n. San Luis Obispo Near Burnet Peak 762 Comment
  CAS-BOT-BC39854  Arctostaphylos obispoensis Jacob Sigg; Elizabeth McClintock; Walter Knight; Irja Knight 1981-3-4 4100 San Luis Obispo From Strybing Arboretum, Golden Gate park, San Francisco, #70-6. Accession data reports plant from arboretum nursery Comment
  OBI80687  Arctostaphylos obispoensis D. R. Miller 2015-1-22 115 .1104 San Luis Obispo growing on east side of Ridge rd. at Buckeye & Pine Mt. Mines (east slope Pine Mt.) 946 Comment
  RSA643883  Arctostaphylos obispoensis C. B. Wolf 1929-4-16 3654 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  UCD52920  Arctostaphylos obispoensis Roman Gankin 1963-4-10 354 San Luis Obispo Approximately 6 miles east of Morro Bay on HWY 466. Comment
  HSC100136  Arctostaphylos osoensis G. F. Hrusa 1995-6-20 12417 San Luis Obispo SW-facing slope of Hollister Peak 343 Comment
  CAS-BOT-BC44407  Arctostaphylos pechoensis R. F. Hoover 1947-1-6 6591 San Luis Obispo Above head of See Canyon, San Luis Range Comment
  RSA122351  Arctostaphylos pechoensis A. D. Gifford 1936-5-5 726 San Luis Obispo 2 miles NNW of Lion Rock, 335 Comment
  UC1309712  Arctostaphylos pilosula D. Axelrod 1936-6-16 555 San Luis Obispo 1 3/4 mi sw Dove; San Luis Obispo Quadrangle 304 Comment
  UC2013186  Arctostaphylos pilosula Pamela L. Williams, Stephen A. Laymon 2001-5-21 San Luis Obispo BLM parcel N of Santa Margarita Lake, S of Las Pilitas Rd, very close to top of ridge on S slope 5-10 percent slope. Comment
  UCD53658  Arctostaphylos pilosula A. E. Wieslander 1933-3-28 2757 San Luis Obispo Pismo Creek. Comment
  OBI69990  Arctostaphylos pilosula David Drucker 1980-5-12 31 San Luis Obispo Below Indian Nob 213 Comment
  RSA232046  Arctostaphylos pilosula subsp. pilosula C. W. Tilforth, John Dourley 1972-8-23 641 San Luis Obispo Cuesta Ridge, W of Hwy 101, c. 8 mi N of San Luis Obispo. 549 Comment
  JEPS38908  Arctostaphylos rudis A. E. Wieslander 1936-2-26 608 San Luis Obispo 2 mi s Summit; Arroyo Grande Quad. 91 Comment
  UCSB22709  Arctostaphylos rudis McMinn, Howard 1938-6-23 San Luis Obispo About 3 miles northwest of Nipomo Comment
  CAS-BOT-BC46274  Arctostaphylos rudis R. F. Hoover 1954-2-7 8335 San Luis Obispo 2 mi. w. of Nipomo. Comment
  RSA680403  Arctostaphylos wellsii Scott D. White, Ken McDonald 2001-5-9 8468 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI66601  Aristida adscensionis David J. Keil 1996-4-17 s.n. San Luis Obispo Poly Cyn [Cal Poly campus] Comment
  SEINET10680486  Armeria maritima John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2927 San Luis Obispo Ca. 5 km north of Point Piedras Blancos off Rt. 1. Dunes and wet seeps. 0 Comment
  CAS-BOT-BC47689  Armeria maritima subsp. californica R. F. Hoover 1947-3-8 6661 San Luis Obispo Near Piedras Blancas Point Comment
  UCR91826  Armeria maritima subsp. californica George K. Helmkamp 1996-5-25 1071 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  CAS-BOT-BC82394  Arnica discoidea R. F. Hoover 1951-6-21 8018 San Luis Obispo Pine Mt., Santa Lucia Mts. Comment
  UC455807  Artemisia californica E. P. Unangst 1906-9-30 San Luis Obispo San Luis Obispo Comment
  OBI25844  Artemisia douglasiana David J. Keil 1977-8-21 12515 San Luis Obispo Ca 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  CAS-BOT-BC84816  Artemisia douglasiana R. F. Hoover 1966-9-16 10058 San Luis Obispo 2 mi. s. of Creston, in dry sandy stream-bed. Comment
  CAS-BOT-BC90625  Artemisia dracunculus R. F. Hoover 1946-8-17 6294 San Luis Obispo Upper Arroyo Grande Creek Comment
  CAS-BOT-BC90621  Artemisia dracunculus R. F. Hoover 1966-9-16 10051 San Luis Obispo Sandy bed of Salinas River at mouth of Rocky Canyon Comment
  OBI70797  Arthrocnemum subterminale David J. Keil 2009-5-1 30601 San Luis Obispo Morro Bay State Park. Eastern fringe of Morro Bay salt marsh along South Bay Blvd, opposite trailhead parking area (for old cement plant) 0 Comment
  OBI82425  Arthrocnemum subterminale David J. Keil, John Chesnut 2015-9-28 33417 San Luis Obispo Morro Bay State Park Marina 1 Comment
  SBBG104503  Arundo donax F. L. Johnson, N. A. McCarty 1993-10-14 ROB 722 San Luis Obispo Chorro Crk in cantonment area; Camp San Luis Obispo Comment
  RSA643284  Asclepias eriocarpa R. D. Goeden, D. W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos 300 Comment
  UCR103972  Asclepias eriocarpa George K. Helmkamp 1997-6-21 2068 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  OBI42310  Asclepias eriocarpa David J. Keil 1986-5-31 19651 San Luis Obispo Santa Rita Crk Rd ca 1/2 way between Cayucos and Paso Robles, near crest of rd Comment
  OBI65201  Asclepias erosa Greg Wilvert 2005-7-20 508 San Luis Obispo SE Half of the Caliente Range. Along Pipeline Rd 849 Comment
  UC1123557  Asclepias fascicularis H. A. Jensen 1930-8-7 50 San Luis Obispo Mouth Arroyo de la Cruz; Piedras Blancas Quadrangle 30 Comment
  OBI66688  Asclepias fascicularis D. R. Miller 1994-6-24 694 -490 San Luis Obispo In dry crk bed at Wheelbarrow Gulch; tobacco crk drainage 600 Comment
  UC1123572  Asclepias vestita T. M. Hendrix 1937-5-26 223 San Luis Obispo 3.6 mi ne Highland School; Pozo Quad. 457 Comment
  CDA2682  Asphodelus fistulosus Robert F. Hoover 1956-4-14 8365 San Luis Obispo 1 mile west of Nipomo. 0 Comment
  RSA43031  Aspidotis californica Robert F. Hoover 1946-11-24 6567 San Luis Obispo Hill above Salinas River opposite Pilitas Creek Comment
  JEPS99142  Astragalus asymmetricus Clare B. Hardham 1957-4-14 2273 San Luis Obispo E of Cholame (Cottonwood Pass) Comment
  CDA26619  Astragalus asymmetricus T. C. Fuller 1984-5-2 20427 San Luis Obispo West side of the mouth of Bitterwater Canyon, 1 km. south of Highway 46, ca. 2.5 km south of Cholame. 0 Comment
  POM264969  Astragalus curtipes I. L. Wiggins 1929-4-15 3614 San Luis Obispo 2 miles S of Oceano. Comment
  SBBG41458  Astragalus curtipes D. Myrick 1971-4-7 2198 San Luis Obispo main rd in Montana de Oro State Park S of Morro Bay Comment
  CAS-BOT-BC177781  Astragalus curtipes Alice Eastwood 1927-4-10 14399 San Luis Obispo Hill near cemetery, San Luis Obispo Comment
  OBI78054  Astragalus curtipes Dee Dee Stevens 1968-2-27 24 San Luis Obispo See Cyn just before coming out of the Cyn onto Los Osos Rd Comment
  SBBG29970  Astragalus curtipes L. S. Rose 1936-3-19 36084 San Luis Obispo 6 mi NE of Morro Beach 60 Comment
  UCSB44331  Astragalus curtipes Brownell, Kathleen 1979-3-3 San Luis Obispo Highway 1, 25.9 miles south of Piedras Blancas; east side of road 30 Comment
  OBI79001  Astragalus didymocarpus David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. T29S R18E Section 8. Comment
  CAS-BOT-BC182358  Astragalus didymocarpus var. didymocarpus Ernest C. Twisselmann 1957-4-24 3404 San Luis Obispo Choice Valley Hills: Salt Canyon 579 Comment
  UC1392683  Astragalus didymocarpus var. milesianus R. F. Hoover 1969-4-22 11256 San Luis Obispo e Morro Bay (San Bernardo Creek); e of Morro Bay, San Bernardo Creek Comment
  CAS-BOT-BC182626  Astragalus didymocarpus var. milesianus Alice Eastwood; John Thomas Howell 1936-5-6 2241 San Luis Obispo At Morro Comment
  POM264987  Astragalus douglasii I. L. Wiggins 1929-5-24 3760 San Luis Obispo 1.5 miles east of Templeton Comment
  SEINET3130835  Astragalus douglasii C. L. Rose 1936-5-9 36266 San Luis Obispo 21 mi. NW of Adelaida, near Nacimiento R. 305 Comment
  JEPS99188  Astragalus douglasii var. douglasii Clare B. Hardham 1957-5-4 1899 San Luis Obispo Tierra Redondo Santa Lucia Mountains Comment
  CAS-BOT-BC178275  Astragalus gambelianus Lois E. James 1946-4-17 1745 San Luis Obispo 2.8 miles NE of San Luis Obispo Comment
  UCD147267  Astragalus lentiginosus var. nigricalycis Diana Hickson; A. Klein, R. Boul 2010-4-1 CARR 995 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Elkhorn area. 653 Comment
  CAS-BOT-BC187536  Astragalus macrodon Ernest C. Twisselmann 1969-4-14 15113 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  SBBG124767  Astragalus macrodon C. B. Hardham 1959-5-20 5476 San Luis Obispo near Bee Rock Comment
  CAS-BOT-BC186518  Astragalus nuttallii var. nuttallii David D. Keck 1933-5-4 2181 San Luis Obispo Cambria Comment
  CAS-BOT-BC186521  Astragalus nuttallii var. nuttallii Carl B. Wolf 1929-4-15 3607 San Luis Obispo Along the coast. 3 mi. N. of Morro Bay Comment
  CAS-BOT-BC186558  Astragalus nuttallii var. nuttallii Alice Eastwood 1926-4-29 13669 San Luis Obispo Cambria Comment
  UCSB3006  Astragalus nuttallii var. nuttallii Keator, Glenn 1959-4-12 San Luis Obispo San Simeon State Beach Park, 3.4 miles N of Cambria along Hwy. 1 4 Comment
  OBI61026  Astragalus oxyphysus George Butterworth 1998-5-28 263 San Luis Obispo Carrizo Plain Natural Area. Beside Selby rd, 1.6 mi S of Soda Lake Rd T32S, R20e, S8 NE Qtr 634 Comment
  SBBG29979  Astragalus oxyphysus L. S. Rose 1936-3-18 36060 San Luis Obispo 13 mi W of Maricopa 548 Comment
  OBI55385  Athysanus pusillus David J. Keil, with Kathleen A. Keil 1997-3-8 26081 San Luis Obispo La Panza Mts. Along Red Hill Road 1 mile from Highway 58. Comment
  OBI57196  Athysanus pusillus David J. Keil 1998-4-7 26572 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  UC2027044  Atriplex David Keil 1998-9-4 28076 San Luis Obispo Santa Margarita. Small town in foothill woodland area Comment
  CDA18251  Atriplex canescens G. D. Barbe, Ben Easley 1974-7-9 1885 San Luis Obispo Temblor Range; Top of Recruit Grade Pass in UCD experimental plot, 9.5 mi W of Fellows (Kern Co.) 3.25 mi W of Kern Co. line, Temblor Range, on Crocker Springs Rd., overlooking Elkhorn Valley, and Carizzo Plain. 975 Comment
  SBBG81870  Atriplex coronata C. F. Smith 1953-6-18 San Luis Obispo Grant Dry Lake on the San Andreas Fault, SE of Shandon Comment
  CAS-BOT-BC172616  Atriplex coronata John Thomas Howell 1948-6-15 24374 San Luis Obispo San Juan River Valley 365 Comment
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Nov 27 2019
  OBI36504  Atriplex coronata Charloitte L. Chamberlain-Bowen 1982-6-2 477 b San Luis Obispo Soda Lake, Carrizo Plain, S on SW side of lake. Chimineas Ranch quad: T31S, R19E, SE1/4 NE1/4 sec 14 585 Comment
  SBBG124136  Atriplex coronata var. vallicola D. Wilken with E. Painter 2011-5-19 17950 San Luis Obispo W of Simmler Rd, 0.5 km NNE of its jct w/ Soda Lake Rd, E side of S arm of Soda Lake; Carrizo Plain Nat Monument 173 Comment
  CHSC55531  Atriplex fruticulosa L. P. Janeway 1988-6-9 2739 San Luis Obispo Near Cholame Cr 1/3 mi S of Creston. 347 Comment
  CAS-BOT-BC169161  Atriplex lentiformis Mrs. H. C. Cantelow 1936-12-17 1805 San Luis Obispo Near Estrella River Comment
  SBBG32181  Atriplex lentiformis subsp. lentiformis E. C. Twisselmann 1968-10-21 15043 San Luis Obispo Estrella River just above Estrella 182 Comment
  RSA264176  Atriplex leucophylla C. W. Tilforth, Walter Wisura 1977-8-12 1427 San Luis Obispo Between San Simeon and Pt. Piedras Blancas along Hwy 1. Comment
  OBI77928  Atriplex polycarpa Robert F. Hoover 1966-10-8 10145 San Luis Obispo Pass at SE end of Carrizo plain Comment
  OBI52843  Atriplex prostrata David J. Keil, with V. L. Holland 1991-8-22 22574 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  RSA18242  Atriplex semibaccata C. B. Wolf 1929-4-15 3608 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  CDA16138  Atriplex spinifera G. F. Hrusa 1999-3-14 14927 San Luis Obispo Carrizo Plain; N end of California Valley at Seven Mile Rd., 1.5 mi E of Soda Lake Rd. 594 Comment
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Feb 9 2011
  OBI17598  Avena barbata Penelope Blackmer 1973-4-5 18 San Luis Obispo Between Pennington Creek and fence which marks W border of Penn. Ck bio reserve Comment
  UC74912  Azolla filiculoides Mrs. R. W. Summers San Luis Obispo bluff near Santa Maria River Comment
  RSA0051684  Baccharis pilularis W. M. Arbaugh 1968-4-28 177 San Luis Obispo Sea Canyon. Comment
  OBI16952  Baccharis plummerae subsp. glabrata Robert F. Hoover 1949-9-9 7756 San Luis Obispo Forks of San Simeon Crk Comment
  UC1928012  Baccharis plummerae subsp. plummerae David Keil 1998-10-9 28126 San Luis Obispo California Highway 166, 3.4 road miles e of junction with Alamo Creek Rd. Comment
  CAS-BOT-BC99754  Baccharis salicifolia Ernest C. Twisselmann 1956-5-7 2776 San Luis Obispo Ian McMillan Ranchgrounds, Gillis Canyon 510 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
  RSA523176  Bellardia trixago David J. Keil 1983-5-22 17075 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Comment
  UCR140134  Bellis perennis George K. Helmkamp 2004-2-19 8300 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
  UCSB28047  Berberis aquifolium var. dictyota Havlik, Neil 1970-3-31 San Luis Obispo About one-half mile northeast of Pine Spring Campground, La Panza Range 975 Comment
  SD39671  Berula erecta Edith A. Purer 1931-8-7 San Luis Obispo Oceano Comment
  UC1119045  Blennosperma nanum var. nanum A. D. Gifford 1937-3-26 784 San Luis Obispo 1/2 mi e Pozo; Pozo Quadrangle 457 Comment
  OBI16919  Blepharizonia laxa Robert F. Hoover 1952-11-2 8278 San Luis Obispo Caliente mt Comment
  CAS-BOT-BC127813  Blepharizonia laxa Ernest C. Twisselmann 1962-8-23 7702 San Luis Obispo Goldtree Hills, southwest of Grant's lake 640 Comment
  SBBG104466  Blepharizonia plumosa subsp. viscida F. L. Johnson, N. A. McCarty 1993-10-15 ROB 754 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
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Sep 14 2018
  UC638974  Bloomeria crocea B. E. and H. J. Miossi 1940-4-20 257 San Luis Obispo one mi n San Luis Obispo (se-facing slope) 76 Comment
  OBI37593  Bolboschoenus fluviatilis David J. Keil 1982-7-26 16311 San Luis Obispo Along San Luis Crk adj to San Luis Obispo sewage treatment plant Comment
  OBI56845  Bowlesia incana David J. Keil 1998-4-9 26625 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  CAS-BOT-BC145407  Brachypodium distachyon Clare B. Hardham 1960-6-3 5992 San Luis Obispo Santa Lucia Mountains. Cuesta Sargent Cypress Forest. Comment
  CDA26396  Brassica nigra David J. Keil, Tina Teed, Mariko Uchida 2001-6-15 29560 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. Comment
  CDA43173  Brassica oleracea David J. Keil 1997-12-26 26413 San Luis Obispo Montana de Oro State Park. Ocean bluffs just S of Spooner s Cove. 0 Comment
  CAS-BOT-BC36785  Brassica rapa Clare B. Hardham 1957-9-23 2650 San Luis Obispo Santa Lucia Mountains. Atascadero Lake. Comment
  OBI35405  Brassica rapa Helen Jones 1981-5-5 98 San Luis Obispo Piedras Blancas Point Comment
  OBI33111  Brickellia californica David J. Keil 1983-9-10 17959 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC454304  Brickellia californica E. P. Unangst 1906-9-1 San Luis Obispo Upper Reservoir Comment
  OBI22477  Briza maxima Robert F. Hoover 1965-5-22 9381 San Luis Obispo Cambria, among pines N of town Comment
  OBI64121  Bromus arenarius David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29322 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  UC1130956  Bromus arenarius T. M. Hendrix 1937-5-3 141 San Luis Obispo 2 1/2 mi sw of El Dorado School 441 Comment
  RSA760029  Bromus arenarius David J. Keil 1998-5-4 27062 San Luis Obispo Los Padres National Forest; just south of junction with Highway 58 on Red Hill Road. Comment
  OBI64165  Bromus arizonicus David J. Keil 2003-5-15 30179 San Luis Obispo Crabtree development site. Santa Lucia Mts. Northwest of Cuesta Pass, west of Highway 101 Comment
  UCD57691  Bromus arizonicus John Thomas Howell 1956-3-22 31128 San Luis Obispo San Luis Obispo Co.: Shandon. Comment
  SD71155  Bromus carinatus Eben McMillan 1953-5-8 147 San Luis Obispo 2 mi south and 8 mi E of Shandon; E. McMillan Ranch, Choice Valley; northern slopes Comment
  CAS-BOT-BC148967  Bromus carinatus var. carinatus Clare B. Hardham 1957-5-9 1901 San Luis Obispo Santa Lucia Mountains. Almond orchards, Paso Robles. Comment
  UC463205  Bromus carinatus var. carinatus Roxana S. Ferris 1929-4-16 7660 San Luis Obispo Old Creek coast road between Cayucos and Moro Comment
  OBI22379  Bromus catharticus Robert F. Hoover 1949-4-26 7635 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC155856  Bromus catharticus var. elatus R. F. Hoover 1964-6-12 9051 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  OBI22467  Bromus diandrus Eben McMillan 1952-5-2 85 San Luis Obispo Choice Valley 1 mi S, 8 mi E Shandon Comment
  OBI24066  Bromus diandrus Janice M. Toyoshima 1979-4-22 A 2 -22 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  RSA305843  Bromus diandrus James R. Sherock 1972-4-2 1554 San Luis Obispo Twisselman Ranch, Temblors 671 Comment
  UCR131916  Bromus diandrus George K. Helmkamp 2003-11-22 8222 San Luis Obispo Central Coast, base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande 15 Comment
  UCSB70495  Bromus diandrus Keil, David; Keil, Kathleen 2002-3-29 San Luis Obispo Lopez Reservoir; Local on south- facing grassy slope Comment
  CAS-BOT-BC155737  Bromus diandrus Ernest C. Twisselmann 1969-4-24 15178 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  OBI22408  Bromus grandis Robert F. Hoover 1964-6-12 9076 San Luis Obispo Near rocky Butte fire lookout Comment
  JEPS116454  Bromus hordeaceus Alice Le Duc 1999-5-13 398 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
  OBI30908  Bromus hordeaceus Julie M. Vanderweir 1979-4-20 125 San Luis Obispo Indian Knob Tar Sands Comment
  UC1131065  Bromus hordeaceus C. M. Belshaw 1936-3-18 1645 San Luis Obispo 3.8 mi ssw of Adam's Ranch 336 Comment
  UCD58800  Bromus hordeaceus Austin P. Griffiths 1987-5-18 18191 San Luis Obispo San Luis Obispo County: Guadalupe Dunes Region. Revegetation site on high dunes immediately W of Oso Flaco Lake. Comment
  CAS-BOT-BC155144  Bromus hordeaceus Ernest C. Twisselmann 1969-4-24 15191 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas RIver 5 miles south of Paso Robles. 228 Comment
  CAS-BOT-BC155150  Bromus hordeaceus Clare B. Hardham 1961-5-18 7102 San Luis Obispo Santa Lucia Mountains. Between Pine Mountain and Rocky Butte. Comment
  OBI45258  Bromus hordeaceus Francis X. Villablanca 1986-5-17 42 San Luis Obispo .5 mi S of Ardath St. .5 mi W of Pineridge Rd SW facing cyn. First slope from beach Comment
  OBI38060  Bromus madritensis subsp. madritensis David J. Keil, Kathryn Bay and Richard Ferguson 1984-4-28 18164 San Luis Obispo American Cyn area in La Panza Mts Comment
  UC1257323  Bromus madritensis subsp. rubens R. F. Hoover 1968-4-16 11028 San Luis Obispo n side of Cuyama River, at Gypsum Canyon Bridge Cuyama River; , Gypsum Canyon Bridge Comment
  RSA201562  Bromus pseudolaevipes Robert F. Hoover 1950-6-20 7987 San Luis Obispo 6 miles W of Templeton on road to Cambria. Comment
  RSA714645  Bromus rubens Daisie Huang 2006-3-19 6031902 San Luis Obispo Roadside of 58-E, east of 101. 492 Comment
  OBI22370  Bromus tectorum Robert F. Hoover 1947-5-9 7134 San Luis Obispo Middle Branch of Huerhuero Crk, N of Wells Corner Comment
  OBI22384  Bromus vulgaris Robert F. Hoover 1964-6-12 9056 San Luis Obispo Near rocky Butte fire lookout Comment
  SBBG16908  Cakile maritima M. A. Piehl 1962-5-23 62296 San Luis Obispo just NW of Oso Flaco Lake 6 Comment
  UCR95915  Cakile maritima George K. Helmkamp 1996-9-22 1202 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  OBI51189  Cakile maritima Jan Barber 1993-8-14 74 San Luis Obispo San Simeon state park, at base of seabluffs Comment
  OBI59267  Cakile maritima Austin P. Griffiths, R. A. Lawton 1980-5-30 s.n. San Luis Obispo Union Oil Refinery Effluent pipeline Comment
  SEINET11094103  Cakile maritima Unknown 1963-4-21 155 San Luis Obispo California San Luis Obispo County Altitude ca. 20 feet, sand dunes at southwest end of Morro Bay. Comment
  OBI22355  Calamagrostis koelerioides Robert F. Hoover 1946-6-23 6192 San Luis Obispo Summit at head of Carpenter Cyn, N of Arroyo Grande Comment
  OBI10815  Calandrinia breweri Robert F. Hoover 1952-5-11 8197 San Luis Obispo Burned area at navajo Camp, La Panza Range Comment
  UC1285081  Calandrinia breweri R. F. Hoover 1947-3-19 6697 San Luis Obispo Oak Park District Comment
  OBI31426  Calandrinia ciliata Joy Nishida, Julie Oxford 1982-4-16 296 San Luis Obispo American Cyn. 1.7 mi S of American Cyn campground, at stream crossing 488 Comment
  OBI70178  Calandrinia ciliata David J. Keil 1991-5-18 21538 San Luis Obispo C. T. Ranch on E and N outskirts of Cambria 100 Comment
  CDA34871  Calendula officinalis David J. Keil 1999-5-19 28345 San Luis Obispo Along Foothill Road southwest of San Luis Obispo city limits. 0 Comment
  OBI55585  California macrophylla George Butterworth 1998-4-29 241 San Luis Obispo Carrizo Plain Natural Area. 200 yds W of Caliente Ridge rd, 3/4 mi below rd T. 1067 Comment
  OBI78390  Callitriche marginata David J. Keil 1982-6-26 16238 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  UCR67976  Callitriche marginata David J. Keil 1986-3-22 19071 San Luis Obispo Carisso Plain north of Soda Lake, 2.4 mi east of Soda Lake Rd on Belmont Tr. 579 Comment
  OBI60779  Callitriche marginata David J. Keil 1991-5-18 21542 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  SBBG104336  Calochortus argillosus F. L. Johnson, E. A. Young 1993-5-26 ROB 638 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  CAS-BOT-BC132358  Calochortus clavatus Gertrude Sinsheimer 1928-6-1 s.n. San Luis Obispo unspecified Comment
  OBI72999  Calochortus clavatus David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25414 San Luis Obispo West Cuesta Ridge at west end of botanical area 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
  RSA369095  Calochortus obispoensis Lester Rowntree 1930-06 s.n. San Luis Obispo Reservoir Canyon Comment
  OBI6695  Calochortus obispoensis Robert F. Hoover 1946-6-23 6190 San Luis Obispo Summit at head of Carpenter Cyn, N of Arroyo Grande Comment
  RSA0016807  Calochortus simulans S. W. Austin 1982-5-30 s.n. San Luis Obispo Las Pilitas Rd., about 1/2 so. from jct. with Park Hill Rd., on rt. side as one goes N., west facing road cut, vicinity of Santa Margarita Lake; Comment
  OBI083578  Calochortus venustus Melissa Mooney 2016-5-18 1608 San Luis Obispo East side of Adelaida Rd. between Stag's Leap Way and Hidden Mtn. rd.; 35.656389 -120.776389 521 Comment
  POM169595  Calochortus venustus Carl Purdy 1897-1 s.n. San Luis Obispo Paso Robles Comment
  SBBG17484  Calochortus venustus C. B. Hardham 1960-5-1 5981 San Luis Obispo Pine Mtn Comment
  CAS-BOT-BC496858  Calochortus venustus Ernest C. Twisselmann 1955-5-27 116 San Luis Obispo Summit above Mariannas Spring 1005 Comment
  SBBG114935  Calycadenia villosa D. Wilken with E. Painter 1998-6-30 15620 San Luis Obispo near jct of St Hwy 58 and USFS Rd 29S15, near head of Long Cyn 650 Comment
  UC88970  Calycadenia villosa Jared San Luis Obispo Comment
  UCD129802  Calycadenia villosa Robert E. Preston 1998-6-11 1111 A San Luis Obispo San Luis Obispo County: Morrison Ranch, ca. 1 mile east of ranch headquarters; on ridge between Camatta Creek and Long Canyon. 579 Comment
  RSA778856  Calystegia longipes David J. Keil 1987-5-6 20112 San Luis Obispo Highway 58, East of Santa Margarita. Ca 1 mile east of Hwy 229. Chaparral area. Comment
  UCD126073  Calystegia longipes Chas R. Schenck 1927-6-20 s.n. San Luis Obispo San Luis Obispo County: San Luis Obispo. Comment
  CHSC47113  Calystegia longipes L. P. Janeway 1988-7-11 2749 San Luis Obispo Along Creston Rd (hwy 229) 0.7 mil N of Calf Cyn Rd (hwy 58). 426 Comment
  OBI75066  Calystegia macrostegia David J. Keil 1988-3-19 20431 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
  OBI80495  Calystegia macrostegia Kevin Lobb, Lauren Maddalena, Tristen Milller 2015-3-3 3 San Luis Obispo Campus of California Polytechnic State University, on the Poly Canyon Trail to Architecture Graveyard. 119 Comment
  SBBG129266  Calystegia macrostegia subsp. cyclostegia D. H. Wilken, E. L. Painter, O. Gasser 2014-5-13 17988 San Luis Obispo Rinconada Mine area, 0.3 km NW of old mill site, 1.8 km NNW of Little Falls Spring 495 Comment
  UCR42924  Calystegia macrostegia subsp. cyclostegia David J. Keil, R. R. Pimentel, R. A. Pimentel, D. R. Miller 1985-4-27 18655 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
  OBI56966  Calystegia macrostegia subsp. cyclostegia Steven A. Junak, Tina J. Ayers, Debbie Shaw 1989-5-10 4004 San Luis Obispo Santa Lucia Mts: W Cuesta Ridge, S of main road (USFS #29S11.3) at SW corner of the Cuesta Ridge Botanical Area, along dirt road on W side of the upper portion of the Pick and Shovel Mine 585 Comment
  CDA15115  Calystegia malacophylla subsp. pedicellata G. F. Hrusa 1998-4-25 14201 San Luis Obispo La Panza Range; Near summit of La Panza Rd. immed. W of turnoff to Queen Bee Camp. Comment
  UC1123607  Calystegia malacophylla subsp. pedicellata T. M. Hendrix 1937-5-9 154 San Luis Obispo 4.7 mi se Pozo; Pozo Quad., Los Padres National Forest, se of Pozo Comment
  CAS-BOT-BC221166  Calystegia malacophylla subsp. pedicellata Ernest C. Twisselmann 1955-5-27 2045 San Luis Obispo La Panza Range. Navajo Canyon road, .5 miles south of Cammatta Canyon summit 603 Comment
  RSA66858  Calystegia malacophylla subsp. pedicellata P. A. Munz 1951-4-13 16303 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 Comment
  UC604882  Calystegia malacophylla subsp. pedicellata Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9455 San Luis Obispo in road cut on State Highway #178 between Pozo and La Panza; Los Padres National Forest Comment
  OBI15297  Calystegia purpurata subsp. purpurata Robert F. Hoover 1950-6-20 7990 San Luis Obispo 6 mi W of Templeton on road to Cambria Comment
  POM202134  Calystegia soldanella L. M. Booth 1932-5-7 770 San Luis Obispo Pismo Comment
  CAS-BOT-BC224355  Calystegia subacaulis subsp. episcopalis R. K. Brummitt; D. J. Keil 1998-5-9 19807 San Luis Obispo El Chorro Regional Park, 8km NW of San Luis Obispo 100 Comment
  OBI76626  Calystegia subacaulis subsp. episcopalis Jason Dart, Meg Perry 2006-4-12 271 San Luis Obispo Site is located 0.5 mi NE of Thompson Rd on the S side of Mehlschau Crk, in Nipomo 125 Comment
  SD245329  Calystegia subacaulis subsp. episcopalis David Keil 1998-6-12 27786 San Luis Obispo Morro Bay State Park. Park Ridge area west of Holister Peak, near quarry trail. Comment
  SBBG110365  Camissonia C. B. Hardham 1965-3-28 12550 San Luis Obispo Crocker Grade, Temblor Range Comment
  UCD105229  Camissonia campestris Robert E. Preston 2010-3-31 2732 San Luis Obispo San Luis Obispo County: W side of Temblor Range, 3.7 mi NE of Simmler. 772 Comment
  OBI54219  Camissonia campestris subsp. campestris George Butterworth 1995-4-30 60 San Luis Obispo Carrizo Plain Natural Area. 100 yds N of Painted Rock ranch 597 Comment
  RSA43094  Camissonia campestris subsp. campestris Robert F. Hoover 1947-4-20 6993 San Luis Obispo Yaro Creek district N of Pozo. Comment
  SJSU3409  Camissonia contorta C. W. Sharsmith 1962-4-22 6871 San Luis Obispo Carrizo Rocks at margin of Carrizo Plain c. 4 mi SW of Simmler Comment
  UCR61721  Camissonia robusta George K. Helmkamp 1990-4-19 s.n. San Luis Obispo along State Hwy 58 at San Juan Creek, west of Simmler-Bitterwater Road 488 Comment
  UCR134696  Camissonia strigulosa George K. Helmkamp 2003-9-10 8135 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  CAS-BOT-BC160289  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-6 8970 San Luis Obispo Los Osos Comment
  UC1122158  Camissoniopsis cheiranthifolia subsp. cheiranthifolia H. C. Lee 1936-3-25 534 San Luis Obispo Avila Arroyo Grande Quadrangle 1 Comment
  CAS-BOT-BC160524  Camissoniopsis hardhamiae Eben McMillan 1952-5-5 105 San Luis Obispo Red Eagle Mine. 1 mi. E., 12 mi. S. Shandon Comment
  UCD77441  Camissoniopsis intermedia Robert E. Preston 1998-6-16 1131 San Luis Obispo San Luis Obispo County: Along N ridge of Rocky Canyon, 0.2 mile E of Adobe Canyon 426 Comment
  OBI11898  Camissoniopsis micrantha Robert F. Hoover 1947-4-25 7068 San Luis Obispo Black Lake, S of Arroyo Grande Comment
  OBI11904  Camissoniopsis micrantha Robert F. Hoover 1967-5-6 10533 San Luis Obispo Jack Lake Comment
  SBBG109247  Campanula griffinii C. B. Hardham 1961-4-17 6886 San Luis Obispo Pine Mtn Comment
  RSA163724  Campanula griffinii Clare B. Hardham 1963-6-18 10851 San Luis Obispo Cypress Mt. Cypress Swamp Serpentine. 610 Comment
  SD167182  Cardamine californica G. K. Helmkamp, E. A. Helmkamp 2005-3-5 9008 San Luis Obispo Santa Lucia Wilderness, north of Lake Lopez, Upper Lopez Canyon Road, 7.2 miles north of junction with Lopez Road and at Water End Road. 174 Comment
  UCR161333  Cardamine californica var. californica George K. Helmkamp, E. A. Helmkamp 2005-3-5 9008 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
  RSA773017  Cardamine californica var. californica R. F. Thorne, Percy C. Everett 1963-4-20 31578 San Luis Obispo 13.4 miles SSE of Jolon. 335 Comment
  UCR141938  Cardamine pensylvanica George K. Helmkamp 2004-1-9 8236 San Luis Obispo Central Coast, Along Highway Calif. Hwy 1, 0.6 mi south of Nipomo Hill in the Arroyo Grande area 46 Comment
  UCR122169  Cardionema ramosissimum George K. Helmkamp, E. A. Helmkamp 2000-4-22 5484 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  SBBG1994  Cardionema ramosissimum C. B. Hardham 1959-5-23 4641 San Luis Obispo S of Morro Bay, Pecho Mtns Comment
  SBBG110239  Carex C. B. Hardham 1963-7-3 10908 San Luis Obispo Waterdog Crk 609 Comment
  UCSB48330  Carex C. Hardham 1961-5-10 6985 San Luis Obispo ATASCADERO Comment
  SBBG109429  Carex C. B. Hardham 1962-4-24 9069 San Luis Obispo SE side of pass between Toro Crk and Morro Crk on the Toro Crk Rd Comment
  LA210995  Carex barbarae Mark A. Elvin; G. M. Greenwald 2013-8-9 7528 San Luis Obispo SANTA MARIA RIVER VALLEY, Guadalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes. "Carex wetland" at NE edge of Refuge. 21 Comment
  SBBG109655  Carex barbarae C. B. Hardham 1958-9-2 3918 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  SBBG15925  Carex barbarae M. A. Piehl 1962-5-23 62301 San Luis Obispo margin of Oso Flaco Lake 7 Comment
  OBI69305  Carex densa David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29831 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
  OBI56508  Carex densa D. R. Miller 1991-6-25 691 -6 San Luis Obispo Near seasonal crk side, E slope of Pine Mt (Lions pass rd) 945 Comment
  OBI75676  Carex densa D. R. Miller 2011-7-12 711 .971 San Luis Obispo Rocky Butte/Pine Mt region. From Almaden Flats area, Pico crk drainage 853 Comment
  RSA760020  Carex douglasii David J. Keil, Rhonda Riggins, Karl Striby 1998-5-22 27417 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente peak. 1280 Comment
  OBI78537  Carex globosa D. R. Miller 2009-6-11 609 .895 San Luis Obispo Rocky Butte/Pine Mt Region. Cole Ranch, Marmolejo Crk drainage 701 Comment
  SBBG109311  Carex gracilior C. B. Hardham 1956-4-4 360 San Luis Obispo York Mtn Comment
  CAS-BOT-BC31624  Carex luzulina var. luzulina Clare B. Hardham 1960-5-10 5660 San Luis Obispo Cypress Swamp Santa Lucia Mountains. Comment
  OBI36122  Carex nudata C. Dennis Hynes 1985-3-22 s.n. San Luis Obispo Atascadero: along Atascadero crk Comment
  OBI66566  Carex nudata D. R. Miller 1994-6-23 694 -481 San Luis Obispo Pine mt Region. In Pico Crk near cowboy Camp 610 Comment
  CAS-BOT-BC146579  Carex obispoensis Alice Eastwood; John Thomas Howell 1938-6-14 5931 San Luis Obispo Prefumo Canyon Comment
  SBBG18845  Carex obispoensis C. B. Hardham 1963-6-5 10741 San Luis Obispo Cerro Alto 457 Comment
  SEINET10709695  Carex obispoensis Barbara J. Ertter 1987-4-11 Ertter 6835 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, 7 airmiles N of San Simeon, 2-3 miles from Hwy 1; ridge on S side of arroyo. Locally dominant with ceanothus understory. 122 Comment
  SEINET3905577  Carex obispoensis Larry C. Higgins, D. Atwood 1969-4-24 1823 San Luis Obispo Ca. 5 miles northeast of San Luis Obispo.; 0 Comment
  UC964807  Carex pansa G. Thomas Robbins 1950-5-13 3344 San Luis Obispo se Oso Flaco Lake Comment
  CAS-BOT-BC118543  Carex praegracilis Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1948-9-9 662 San Luis Obispo Dune-bound marshes, South of Pismo Beach. Comment
  POM265144  Carex senta I. L. Wiggins 1929-4-15 s.n. San Luis Obispo 2 miles south of San Luis Obispo. Comment
  RSA142244  Carex senta Clare B. Hardham 1960-5-10 5702 San Luis Obispo North slope Cypress Mt.: Santa Lucia Mountains. 610 Comment
  SBBG109317  Carex serratodens C. B. Hardham 1956-4-28 573 San Luis Obispo Paradise Valley, Atascadero Comment
  RSA585597  Carex serratodens M. D. Proctor, E. A. Young 1993-4-12 ROB 0399 San Luis Obispo 1 km SW of Ranch House on Nacimento Road, Camp Roberts. Comment
  SEINET13216203  Carex serratodens L. Kelly, Janet Haden 1988-1 224 San Luis Obispo Above Laguna Lake Park Comment
  SBBG109619  Carex spissa C. B. Hardham 1957-3-14 1673 San Luis Obispo headwaters of Old Crk Comment
  CAS-BOT-BC117323  Carex spissa R. F. Hoover 1947-4-27 7113 San Luis Obispo Morro Creek, above base of grade on Hwy to Atascadero along rivulets. Comment
  CAS-BOT-BC116848  Carex subbracteata var. subbracteata R. F. Hoover 1948-5-22 7535 San Luis Obispo 7 miles W of Templeton on road to Cambria Comment
  OBI70141  Carpobrotus chilensis Bernard Miossi 1939-7-30 135 San Luis Obispo Along Pismo Beach-Oceano Hwy, 1-1/2 miles south of Pismo Beach 15 Comment
  UCR58158  Carthamus baeticus George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Toro Creek Canyon Road, east of Hwy 101, just south of Cayucos 122 Comment
  CDA6955  Carthamus lanatus Bob Lilley 1978-9-2 San Luis Obispo At end of Patricia Drive, foot of Bishop Peak, northern San Luis Obispo. 0 Comment
  JEPS79768  Castilleja L. R. Heckard 1964-7-13 1404 San Luis Obispo near (nw of) Oso Flaco Lake Comment
  RSA151729  Castilleja affinis R. C. Bacigalupi, Roxana S. Ferris, R. W. Holm, Robert Page, Robert Page 1953-7-24 4321 San Luis Obispo Beyond (nw. of) Oso Flaco Lake, immediately back of the ocean beach, about 5 miles s. of Oceano. Comment
  RSA251003  Castilleja affinis Robert F. Thorne 1965-11-7 35577 San Luis Obispo Oso Flaco Lake. W end of lake. 15 Comment
  RSA38883  Castilleja affinis E. A. Purer 1933-7-20 5065 San Luis Obispo Northwest of Guadalupe. Comment
  SBBG112605  Castilleja affinis C. B. Hardham 1961-6-1 7263 San Luis Obispo Lime Mtn, near Adelaida Comment
  SBBG112606  Castilleja affinis C. B. Hardham 1960-6-27 6332 San Luis Obispo Cambria Comment
  UCR9022  Castilleja affinis Donald Myrick 1966-5-23 1300 San Luis Obispo Central Coast, Arroyo de la Cruz about 6 mi north of San Simeon Comment
  OBI53577  Castilleja affinis Arthur W. Hazebrook 1991-4-28 52 San Luis Obispo Nipomo Duens complex, Big Coreopsis Hill, stabilized dunes; SW facing slope Comment
  OBI8039  Castilleja affinis Kurt R. Neisess 1976-2-7 s.n. San Luis Obispo Along hwy 1, near where it crosses Redwood Gulch, N of San Simeon 305 Comment
  POM96043  Castilleja affinis P. A. Munz 1926-4-8 10166 San Luis Obispo 35 miles east of Paso Robles Comment
  RSA305812  Castilleja affinis James R. Shevock 1970-2-22 5 San Luis Obispo On the coast. 8 Comment
  UC1032483  Castilleja affinis subsp. affinis T. M. Hendrix 1937-4-20 45 San Luis Obispo 1.7 mi e Hi Mountain; Los Padres National Forest, Pozo Quad. 457 Comment
  JEPS5390  Castilleja affinis subsp. affinis Rimo Bacigalupi and Alex Hawkes 1951-4-26 3289 San Luis Obispo on road to Huasna Valley, on grade at head of Tar Spring Creek, sw San Luis Obispo County Tar spring Creek Comment
  OBI53453  Castilleja affinis subsp. affinis Austin P. Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Nipomo Dunes. Callender Dunes Comment
  UCSB48350  Castilleja affinis subsp. affinis Lain, Maria 1978-3-29 San Luis Obispo Twitchell Reservoir; Highway 166 213 Comment
  JEPS77734  Castilleja brevistyla L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-23 4781 San Luis Obispo 9 mi w Simmler Maintenance Station (along Route 58, in the foothills w of Carriso Plain); foothills w of Carriso Plain 731 Comment
  SBBG118230  Castilleja densiflora subsp. densiflora E. Painter, M. Wetherwax 2002-3-25 CR 267 San Luis Obispo near Perimeter Rd; Camp Roberts 269 Comment
  SBBG106800  Castilleja densiflora subsp. gracilis C. B. Hardham 1956-3-27 306 San Luis Obispo Chimney Rock Ranch, Oak Flat Rd Comment
  SBBG118289  Castilleja densiflora subsp. obispoensis M. Wetherwax, E. Painter, J. Froland 2000-4-20 SLO 104 a San Luis Obispo W side of seep, slope below and S of large serpentine outcrop W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  SD130339  Castilleja densiflora subsp. obispoensis George Helmkamp 1989-4-17 San Luis Obispo At the crest of Prefumo Canyon Road, Irish Hills 366 Comment
  OBI35729  Castilleja densiflora subsp. obispoensis Allison Berry 1984-3-30 53 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI62702  Castilleja densiflora subsp. obispoensis Cletis England 2003-5-19 D 220 San Luis Obispo Tract 1998, La Canada Rd, Arroyo Grande. The property is on the E side of Hwy 101, approx. 0.3 mi E of Oak Park blvd Comment
  SEINET10847541  Castilleja densiflora var. obispoensis Philip A. Munz, David D. Keck 1926-4-8 Munz 10242 San Luis Obispo 1 mi N of Morro (grassy slope in view of the ocean). 46 Comment
  OBI28604  Castilleja exserta John Jackman & Julie Truesdale, Julie Truesdale 1980-1 14 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI9348  Castilleja exserta Robert F. Hoover 1967-5-6 10536 San Luis Obispo Jack Lake Comment
  SEINET7063604  Castilleja exserta 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
  UC1063464  Castilleja exserta H. C. Lee 1936-3-18 523 San Luis Obispo 0.75 mi ne Indian Knob; San Luis Obispo National Forest, Arroyo Grande Quad. 121 Comment
  UC1776755  Castilleja exserta Austin P. Griffiths, Mary Goodrich 1978-5-15 s.n. San Luis Obispo Uncultivated residential lot, Oceano. 10 Comment
  SBBG118232  Castilleja exserta subsp. latifolia E. Painter, M. Wetherwax 2002-5-22 SLO 274 San Luis Obispo Guard Hill; Camp San Luis Obispo 250 Comment
  UC1927729  Castilleja foliolosa D. R. Miller 1994-4-28 494 -251 San Luis Obispo ocean-side slope near Fire Lookout, Pico Creek drainage 900 Comment
  UC454824  Castilleja foliolosa I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  OBI33760  Castilleja minor var. stenantha David J. Keil 1983-10-30 18047 San Luis Obispo Salinas River at hwy 58 bridge Comment
  SD114369  Castilleja mollis Darley F. Howe 1963-5-18 3718 San Luis Obispo Sand dunes, Lake Oso Flaco Comment
  RSA660376  Castilleja mollis Austin P. Griffiths, M. D. Knutsen, K. G. Jones, G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Golden Girls Meadow, NW edge of Santa Maria River Comment
  UC1314918  Castilleja plagiotoma R. F. Hoover 1967-3-28 10302 San Luis Obispo near n end Elkhorn Plains (canyon in the Temblor Range); Temblor Range Comment
  OBI65144  Castilleja subinclusa subsp. subinclusa Greg Wilvert 2005-5-14 420 San Luis Obispo SE Half of the Caliente Range. 1.2 km NW of Wells Cyn 827 Comment
  UC2026995  Caulanthus anceps Greg Wilvert 2005-3-24 26 San Luis Obispo Southeast Half of the Caliente Range. Approx. 2km N of Wells Canyon Comment
  RSA8314  Caulanthus anceps I. L. Wiggins 1932-3-20 5789 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  CAS-BOT-BC38285  Caulanthus californicus R. F. Hoover 1958-3-19 8422 San Luis Obispo Carrizo Plain near north base of Caliente Mountain. Comment
  SBBG72118  Caulanthus californicus R. Hoffmann 1932-4-3 San Luis Obispo upper Cuyama Valley Comment
  JEPS53342  Caulanthus coulteri var. lemmonii Betty Knight 1929-3-23 San Luis Obispo Paso Robles 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
  JEPS27174  Caulanthus coulteri var. lemmonii W. L. Jepson 1932-4-3 16201 San Luis Obispo Palo Prieto Pass 609 Comment
  SBBG112512  Caulanthus lasiophyllus D. Keil 1989-6-3 21217 San Luis Obispo St Hwy 41, between Atascadero and Morro Bay, 0.4 mi S of Hwy at Cerro Alto Cmpgrd Comment
  OBI14887  Caulanthus lemmonii Unknown 1960-4-22 s.n. San Luis Obispo 2 mi E of Paso Robles, Comment
  CAS-BOT-BC48301  Ceanothus cuneatus Alice Eastwood 1929-3-7 16851 San Luis Obispo Chorro Creek Comment
  CDA17944  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18155 San Luis Obispo Montana de Oro State Park; Near W end of ridge sand plain W. N of Hazard Canyon. 0 Comment
  CAS-BOT-BC48979  Ceanothus cuneatus R. F. Hoover 1947-1-18 6595 San Luis Obispo Steiner Creek Comment
  RSA0040437  Ceanothus cuneatus var. cuneatus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6308 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
  UC1071116  Ceanothus cuneatus var. cuneatus R. St. John 1933-4-3 363 San Luis Obispo Tierra Redonda Mt. Bradley quad. 426 Comment
  OBI10537  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1954-2-7 8334 San Luis Obispo Mesa W of Nipomo Comment
  OBI69626  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18147 San Luis Obispo Montana de Oro State Park; along path on N edge of Cable Trail, N hazard Cyn, 50 yds in from route Comment
  OBI27136  Ceanothus cuneatus var. ramulosus Thomas Burrows 1980-4-24 21 San Luis Obispo Reservoir Cyn 168 Comment
  SBBG104393  Ceanothus cuneatus var. ramulosus F. L. Johnson Proctor 1993-2-20 ROB 148 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo 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
  UC1070591  Ceanothus dentatus A. E. Wieslander 1932-3-23 256 San Luis Obispo American Canyon. La Panza quad. 1066 Comment
  UC1276284  Ceanothus dentatus R. F. Hoover 1952-5-10 8162 San Luis Obispo Just s of the mouth of Arroyo de la Cruz. Comment
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Jan 20 2012
  SBBG116856  Ceanothus foliosus var. medius E. Painter, M. Wetherwax 2002-2-27 SLO 211 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 Comment
  SBBG89611  Ceanothus hearstiorum R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo 0.5 mi E of St Hwy 1, Arroyo de la Cruz, Hearst Ranch 60 Comment
  SBBG42717  Ceanothus hearstiorum R. F. Hoover 1968-4-20 11066 San Luis Obispo S of Arroyo de la Cruz Comment
  UC1281341 Image available Ceanothus impressus H. E. McMinn 1936-3-6 4338 San Luis Obispo Nipomo Mesa Comment
  SBBG49056  Ceanothus impressus var. nipomensis J. Copeland 1974-2-17 1054 a San Luis Obispo Gates' property, Grand View Mesa, Nipomo Comment
  UCSC010726  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Arroyo de la Cruz, Hearst Ranch Comment
  CAS-BOT-BC51573  Ceanothus oliganthus var. sorediatus Ira L. Wiggins 1929-4-13 3464 San Luis Obispo Northeast of Cuesta Grade Comment
  OBI10430  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1964-5-11 8796 San Luis Obispo Hi Mtn, N slope near summit Comment
  POM97527  Ceanothus oliganthus var. sorediatus P. A. Munz 1926-4-9 10218 San Luis Obispo Willow Creek Road, 10 miles SW of Paso Robles. Comment
  OBI60770  Ceanothus papillosus G. F. Hrusa, Austin P. Griffiths 1987-5-3 5338 San Luis Obispo Along summit of Buchon Ridge immed. W of Coon Crk cyn Comment
  UCSB26314  Ceanothus papillosus Ketcham, A. 1968-4-26 San Luis Obispo mountain ridge south of Coon Creek, 1.3 miles from the end of Los Osos Valley Road. Comment
  OBI23370  Ceanothus spinosus David J. Keil 1979-5-26 13090 San Luis Obispo S of San Luis Obispo just S of jctn S. Higuera and US 101 and E along ridgeline Comment
  OBI32210  Ceanothus thyrsiflorus var. thyrsiflorus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14441 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI10337  Ceanothus thyrsiflorus var. thyrsiflorus Carl B. Wolf 1941-7-12 10988 San Luis Obispo Along coast at Washington School, 1 mi N Pt. Sierra Nevada 8 Comment
  OBI27644  Centaurea calcitrapa Unknown 1981-12-12 s.n. San Luis Obispo Santa Margarita, on the old rd that takes off just N of fwy bridge into Santa Margarita Comment
  RSA488728  Centaurium davyi James L. Reveal, Clare B. Hardham 1988-5-26 6916 San Luis Obispo La Panza Range, Los Padres National Forest, northwest of Black Mountain in Indian Creek south of U. S. Forest Service Road 28S02 south of Wilson Corner, about 13 air miles east-northeast of Santa Margarita. 473 Comment
  UC2027055  Centromadia pungens subsp. pungens Greg Wilvert 2005-5-10 397 San Luis Obispo Southeast Half of the Caliente Range: Middle Canyon Comment
  UC1285068  Cerastium arvense R. F. Hoover 1947-4-2 6855 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park; Upper Arroyo Grande Comment
  OBI67139  Cerastium fontanum subsp. vulgare M. Wetherwax & E. L. Painter, E. L. Painter 2003-3-4 CR- 381 San Luis Obispo Camp Roberts. Edge of Nacimiento River, upstream from Twin Bridges, on E side of river near the E end of Boy Scout Rd. UTMs NAD27 zone 10S, 693977E, 3959476N 180 Comment
  CAS-BOT-BC388384  Cerastium glomeratum Ernest C. Twisselmann 1969-4-24 15157 San Luis Obispo La Panza Range. Bedell Ranch, 5 miles southeast of Creston 350 Comment
  OBI72458  Cerastium glomeratum A. Dilworth & J. Goldzman, J. Goldzman 1998-4-20 s.n. San Luis Obispo Camp Roberts. 20 m NNE of intersection of W Perimeter and Chalk Rock rds, Training Area Y3, LCTA Plot 52. UTMs NAD27: zone 10s, 700038E, 3955076N 300 Comment
  OBI29597  Cercocarpus betuloides Robert J. Rodin 1962-5-10 6877 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit rd on road maintained by the Forest Service and Telephone company Comment
  CAS-BOT-BC135413  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-6-6 8937 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  SBBG2890  Cercocarpus betuloides var. betuloides C. B. Hardham 1958-4-8 2995 San Luis Obispo Cuesta Comment
  UC453982  Cercocarpus betuloides var. betuloides E. P. Unangst 1908-4-12 San Luis Obispo Perfumo Canyon Comment
  OBI10208  Cercocarpus montanus var. glaber Robert F. Hoover 1964-4-15 8735 San Luis Obispo Ridge NW of Cuesta Pass Comment
  CAS-BOT-BC277479  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-4-12 6905 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  OBI16800  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1967-4-20 10499 San Luis Obispo Wilson Corner Comment
  SBBG104371  Chaenactis glabriuscula var. lanosa M. D. Proctor, E. A. Young 1993-4-11 ROB 370 San Luis Obispo ca. 1 km S of Twin Bridges; Camp Roberts Comment
  UCD130364  Chaenactis glabriuscula var. lanosa S. P. Lynch 1974-4-21 464 San Luis Obispo San Luis Obispo County: On Park Hill Rd. ca. 1.6 mi. E of jct w/ Hwy 58, NE of Sta Margarita. Comment
  OBI16809  Chaenactis glabriuscula var. megacephala Robert F. Hoover 1967-3-27 10272 San Luis Obispo N side of lower Cuyama Valley Comment
  CDA15162  Chaenactis stevioides G. F. Hrusa 1998-4-26 14269 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area: Hills immed. E of MU Ranch at S end of Plain +- 3 mi. NW of Hwy 166. Comment
  UC1315009  Chaenactis stevioides R. F. Hoover 1967-4-15 10453 San Luis Obispo canyon just w of Cottonwood Canyon bridge (lower Cuyama Valley); Cuyama Valley Comment
  CAS-BOT-BC70089  Cheilanthes covillei R. F. Hoover 1965-12-14 9729 San Luis Obispo 5 mi. se. of Santa Margarita, near summit on road between Rinconada Creek and Salinas River Comment
  OBI57372  Chenopodium berlandieri David J. Keil 1998-8-24 28024 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  SBBG112695  Chenopodium californicum C. B. Hardham 1957-6-15 2227 San Luis Obispo Villa Crk Comment
  SD244666  Chenopodium californicum Larry Kelly, David Keil, V. L. Holland and Lynn Dee Oyler 1990-4-12 390 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  CAS-BOT-BC214854  Chenopodium littoreum R. F. Hoover 1966-5-15 9856 San Luis Obispo Jack Lake Comment
  OBI17209  Chenopodium murale Betty Sheehan 1957-10-18 27 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  UCR265757  Chenopodium murale Mark A. Elvin, Jason Storlie 2014-10-10 7724 San Luis Obispo Central Coast, Santa Maria River Valley; Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Main Gate at Beigle Road and Oso Flaco Lake Road 11 Comment
  OBI82461  Chenopodium strictum David Keil 2015-9-25 33414 San Luis Obispo Outside city limits of San Luis Obispo along Los Osos Valley Road between Diablo Drive and Foothill Road 43 Comment
  OBI77318  Chloris gayana Michael Walgren 2012-10-9 290 San Luis Obispo Sw corner of the intersection of Hwy 1 and Cambria Pines rd in N Cambria. Between Moonstone hotels and the hwy on the hwy right of way 13 Comment
  CDA1900  Chloris virgata David J. Keil 1996-5-29 s.n. San Luis Obispo Between Creston & Atascadero along Highway 41. 0 Comment
  OBI3100  Chloris virgata Larry E. Brown 1971-9-5 2087 San Luis Obispo Near Creston Comment
  SD148066  Chloropyron maritimum subsp. palustre G. K. Helmkamp, E. A. Helmkamp 2000-6-15 5686 San Luis Obispo Coastal strand between Los Osos and sand dunes W of the end of Howard street (Morro Bay South) 14 Comment
  RSA0029604  Chorizanthe angustifolia P. A. Munz 1957-5-17 22586 San Luis Obispo Baywood Park, S end of Morro Bay. Comment
  SBBG63611  Chorizanthe angustifolia var. eastwoodiae C. B. Hardham 1967-4-24 9071 San Luis Obispo S end of Morro Bay Comment
  UCD99652  Chorizanthe biloba var. biloba P. Schiffman 1995-6-16 s.n. San Luis Obispo San Luis Obispo County: Los Padres National Forest, roadside along Hwy 58 in Coast Range a few miles W of the Carrizo Plain Natural Area. Comment
  OBI11251  Chorizanthe breweri Robert F. Hoover 1946-6-15 6144 San Luis Obispo Reservoir Cyn Comment
  OBI64814  Chorizanthe breweri David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29415 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Vicinity of 35.32467 deg. N x 120.75572 deg. W 96 Comment
  OBI82448  Chorizanthe diffusa David J. Keil, with V. L. Holland 2015-6-19 33254 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 125 Comment
  CAS-BOT-BC191492  Chorizanthe diffusa James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-18 6483 San Luis Obispo Nipomo Mesa in Los Berros, N of Dale Avenue, 0.1 mile E Wagon Wheel Way and 0.4 mile W of the Union Oil Summit Pumping Station, about 4 airline miles NW of Nipomo 121 Comment
  OBI11229  Chorizanthe douglasii Robert F. Hoover 1952-5-6 8156 San Luis Obispo 6 mi E of Creston on La Panza rd Comment
  UC1136031  Chorizanthe douglasii T. M. Hendrix 1937-4-26 97 San Luis Obispo 3.2 mi nne Highland School; Pozo Quad. Comment
  UC1302432  Chorizanthe douglasii Clare B. Hardham 1959-5-6 4396 San Luis Obispo hills between Bee Rock Nacimiento River; between Bee Rock and Nacimiento River Comment
  UCD77544  Chorizanthe douglasii Robert E. Preston 1998-6-17 1139 San Luis Obispo 3 mi NW of La Panza Ranch, on W-facing slope, 0.15 mi E of Hwy 58 563 Comment
  CAS-BOT-BC191241  Chorizanthe douglasii R. F. Hoover 1967-6-4 10620 San Luis Obispo Moreno Creek near Salinas River E of Santa Margarita Comment
  OBI11220  Chorizanthe douglasii Eben McMillan 1952-5-5 98 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  RSA601928  Chorizanthe douglasii L. S. Rose 1936-5-8 s.n. San Luis Obispo 8 miles E of La Panza. 671 Comment
  CAS-BOT-BC252720  Chorizanthe obovata James L. Reveal; C. Rose Broome 1987-6-17 6473 San Luis Obispo Atascadero, along Atascadero Road, 0.7 mile west of U.S. Highway 101 at the Santa Barbara Road turnoff 304 Comment
  RSA491716  Chorizanthe obovata James L. Reveal, C. Rose Broome, Clare B. Hardham 1987-6-18 6482 San Luis Obispo East of U.S. Highway 101, west of Indian Knob and north of Squire Canyon, at the exit to See Canyon, about 6 miles northwest of Grover City 6 Comment
  SBBG117985  Chorizanthe palmeri E. Painter, M. Wetherwax 1999-7-13 SLO 7 b San Luis Obispo between Primera and La Trinidad mines; near LCTA plot 306; Camp San Luis Obispo 440 Comment
  UC1296123  Chorizanthe palmeri R. F. Hoover 1964-7-11 9190 San Luis Obispo San Bernardino Creek e Morro Bay; San Bernardino Creek e of Morro Bay Comment
  UC1514809  Chorizanthe palmeri Palmer 1876-11-26 464 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC257235  Chorizanthe pungens Robert F. Thorne; P. Everett 1963-6-7 32170 San Luis Obispo Near TV tower ca. 6.4 miles NW along Cuesta Ridge road from Cuesta Pass Freeway 609 Comment
  CAS-BOT-BC247819  Chorizanthe uniaristata James L. Reveal 1988-5-26 6906 San Luis Obispo Along California Highway 58, 0.6 mile east of San Juan Creek between La Panza and the Carrisa Plains, 2.9 miles west of the Bitterwater Road and 1.5 mile east of the turnoff to Pozo, northwest of Syncline Hill 502 Comment
  CAS-BOT-BC247859  Chorizanthe ventricosa R. F. Hoover 1949-5-29 7730 San Luis Obispo Cottonwood Pass, on west side Comment
  OBI11165  Chorizanthe xanti Robert F. Hoover 1949-5-1 7643 San Luis Obispo Summit of Cottonwood Pass Comment
  OBI11163  Chorizanthe xanti Robert F. Hoover 1949-6-4 7751 San Luis Obispo At San Juan River on Pozo-Simmler Rd Comment
  CAS-BOT-BC255373  Chorizanthe xanti var. xanti R. F. Hoover 1952-5-25 8236 San Luis Obispo North slope of Caliente Mt., or low hills Comment
  UCR131904  Chrysanthemum coronarium George K. Helmkamp 2003-10-8 8195 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  HSC91755  Chrysolepis chrysophylla var. minor Susan H. Bicknell, T. P. Worley 1989-8-8 San Luis Obispo Montano de Oro 15 Comment
  UC1135213  Chrysolepis chrysophylla var. minor H. A. Jensen 1930-9-25 68 San Luis Obispo Mouth of Coon Creek; Cayucos Quad. 91 Comment
  OBI64150  Cicuta maculata var. bolanderi Cedrick Villasenor 2004-5-3 s.n. San Luis Obispo Santa Lucia Mts W of Templeton on Santa Rita Crk rd, 3.7 mi W of vineyard Dr Comment
  OBI59654  Cirsium fontinale var. obispoense David J. Keil, with Jill Bushakra 2001-1 San Luis Obispo Comment
  SJSU2883  Cirsium fontinale var. obispoense G. E. Pilz 1966-2-26 255 San Luis Obispo 0.2 mi downstream from junction of N & S forks of San Simeon Creek 97 Comment
  OBI81494  Cirsium occidentale Jill M. Bushakra, David J. Keil 2000-5-2 14 San Luis Obispo Los Padres N.F. Fraser Canyon on road cut along Pozo Rd. c. 3 miles from Pozo Summit. Succesional fire chaparral. 543 Comment
  CAS-BOT-BC285468  Cirsium occidentale var. californicum Clare B. Hardham 1961-5-26 7262 San Luis Obispo Lime Mountain, Adelaida Comment
  UCR202543  Clarkia Peter L. Morrell, K. L. Kendrick 1996-5-19 491 San Luis Obispo Coast Range, upper Cuyama Valley, off Hwy 166 along old state highway, c. 15 miles (air) NE of Santa Maria 277 Comment
  CAS-BOT-BC162536  Clarkia affinis Clare B. Hardham 1959-5-6 4416 San Luis Obispo Shores of Nacimiento Lake - Santa Lucia Mountains Comment
  OBI28258  Clarkia affinis Spasbo/Krystoff 1982-4-18 13 San Luis Obispo 22 mi E of Arroyo grande 762 Comment
  RSA108232  Clarkia affinis C. Epling, R. P. Levine, D. Mitchell 1948-6-12 555 San Luis Obispo San Miquel [San Miguel] to Adelaida road, 11.2 miles west of U.S. Highway 101 Comment
  OBI3733  Clarkia amoena Elizabeth Rudd 1971-5-16 257 San Luis Obispo 3 mi N of Santa Margarita 274 Comment
  UCR147245  Clarkia amoena George K. Helmkamp, E. A. Helmkamp 2004-8-15 8789 San Luis Obispo Central Coast, Nipomo Mesa. Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi S. of jct. of Halcyon Rd., SE of Oceano 76 Comment
  CDA20985  Clarkia bottae G. F. Hrusa 1993-5-2 11039 San Luis Obispo Reservoir Canyon. Comment
  SBBG117856  Clarkia bottae E. Painter, M. Wetherwax 2000-6-12 SLO 128 San Luis Obispo W of Chorro Crk, N of Chorro Reservoir, just above Chorro Valley Rd; Camp San Luis Obispo 200 Comment
  UC454549  Clarkia bottae E. P. Unangst 1906-5-30 San Luis Obispo Prefumo Canyon San Luis Obispo Comment
  OBI12133  Clarkia concinna S. Patterson 1966-5-30 40 San Luis Obispo Lopez Cyn along a steep bank Comment
  CDA42251  Clarkia cylindrica G. F. Hrusa, M. Pitcairn 2015-4-13 18618 San Luis Obispo Carrizo Plain; Caliente Mts., Pipeline Rd., E end of Plain., 100 yds above first gate 879 Comment
  OBI47634  Clarkia cylindrica David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19265 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd 838 Comment
  UCD104461  Clarkia cylindrica Lorry Dunning 1974-5-15 s.n. San Luis Obispo San Luis Obispo County: State Highway 41, ca. 5-10 miles NE of Cholame. 457 Comment
  CAS-BOT-BC172063  Clarkia cylindrica subsp. cylindrica Chester Dudley 1936-5-1 s.n. San Luis Obispo Indian Creek between Crestin & Commatti Comment
  OBI12142  Clarkia cylindrica subsp. cylindrica Neil Havlik 1968-5-4 187 San Luis Obispo Along roadside, about 9 mi from Pozo on the Pozo-Hi Mtn-Arroyo Grande Rd Comment
  UC716205  Clarkia cylindrica subsp. cylindrica Roxana S. Ferris 1939-5-21 9752 San Luis Obispo 6 mi e Huerhuero Creek (on the Creston-Shandon road) Comment
  CAS-BOT-BC163346  Clarkia modesta Alice Eastwood; John Thomas Howell 1936-5-8 2321 San Luis Obispo La Panza Mts. Comment
  CAS-BOT-BC162489  Clarkia prostrata Alice Eastwood; John Thomas Howell 1938-6-15 5983 San Luis Obispo Piedras Blacncas Comment
  SBBG110061  Clarkia purpurea C. B. Hardham 1960-5-10 5701 San Luis Obispo Delaganna Crk Comment
  RSA448310  Clarkia purpurea subsp. quadrivulnera Emery M. Whilton 1937-6-18 s.n. San Luis Obispo Near Cambria Pines Comment
  UC1122423  Clarkia purpurea subsp. quadrivulnera W. A. Peterson 1937-5-3 785 San Luis Obispo 4 mi w La Panza; La Panza Quadrangle Comment
  UC373534  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-17 41 San Luis Obispo road between Atascadero and Morro (at summit of grade) 350 Comment
  OBI12097  Clarkia purpurea subsp. quadrivulnera Robert F. Hoover 1964-6-5 8902 San Luis Obispo Cuesta Pass Summit, E side of hwy Comment
  POM153266  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-4 7 San Luis Obispo North side of Cuesta Pass, one mile from summit 400 Comment
  UC55897  Clarkia speciosa subsp. speciosa Mrs. R. W. Summers 1888-5-26 San Luis Obispo La Panza Comment
  CAS-BOT-BC165360  Clarkia speciosa subsp. speciosa Clare B. Hardham 1958-5-28 3400 San Luis Obispo Intersection of Oak Flat Road and North Road to Adelaida Comment
  RSA682341  Clarkia unguiculata Scott D. White, Ken McDonald 2001-5-9 8499 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UC1122471  Clarkia unguiculata T. M. Hendrix 1939-5-1 1005 San Luis Obispo 3.4 mi se Avenales Ranch (Plot 108); Los Padres National Forest, Branch Mt. Quadrangle Comment
  UCD105093  Clarkia unguiculata F. C. Vasek 1962-7-1 s.n. San Luis Obispo San Luis Obispo County: 1.8 miles toward Atascadero from Cerro Alto Public Campground on Atascadero-Morro Bay Road. Comment
  CAS-BOT-BC165575  Clarkia unguiculata Ira L. Wiggins 1926-5-9 2077 San Luis Obispo Roadside 3 mi. E. of Templeton Comment
  RSA649935  Clarkia unguiculata Shelley MacKay 1971-5-8 94 San Luis Obispo Along the Nacimiento S Fergusson Road about 20 miles off the G14. 457 Comment
  CAS-BOT-BC439282  Claytonia exigua subsp. exigua R. F. Hoover 1958-3-22 8431 San Luis Obispo Summit of Temblor Range at Kern Co. line, Simmler-McKittrick road Comment
  CAS-BOT-BC439284  Claytonia exigua subsp. exigua Clare B. Hardham 1956-4-4 372 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Jack Mt. Comment
  SBBG69754  Claytonia gypsophiloides M. M. Miles -Mar-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI24076  Claytonia perfoliata subsp. mexicana Janice M. Toyoshima 1979-4-13 A 3 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI42141  Claytonia perfoliata subsp. mexicana David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19468 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia Mts in area that was locally the E boundary of the Las Piltas fire of July 1985 Comment
  OBI51813  Claytonia perfoliata subsp. perfoliata Gary Westbrook Mar-94 27 San Luis Obispo Calif Polytechnic State Univ campus; Poly cyn near Botanical Garden foot bridge 244 Comment
  SBBG34822  Claytonia perfoliata subsp. perfoliata Mrs. R. W. Summers 1884-4-17 San Luis Obispo Clayside Rail Rd cutting Comment
  SBBG104444  Clematis lasiantha M. D. Proctor, E. A. Young 1993-4-15 ROB 407 San Luis Obispo 1 km N of Nacimiento Rd; Camp Roberts Comment
  CAS-BOT-BC91470  Clematis lasiantha Clare B. Hardham 1956-4-17 412 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch. Adelaide Road. Comment
  CAS-BOT-BC91472  Clematis lasiantha Steven A. Junak 1990-5-1 4304 San Luis Obispo Santa Lucia Mountains at north edge of Cuesta Ridge Botanical Area. 579 Comment
  OBI10683  Clematis lasiantha Aart C. DeVos 1963-4-20 72 San Luis Obispo Questa Ridge Comment
  SBBG6513  Clinopodium douglasii C. B. Hardham 1958-6-1 3477 San Luis Obispo Santa Rita Ranch Comment
  OBI79576  Collinsia bartsiifolia David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31600 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 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
  RSA0035297  Collinsia bartsiifolia var. davidsonii LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6368 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
  OBI80671  Collinsia heterophylla David J. Keil 1992-4-12 22846 San Luis Obispo Laguna Lake City Park 170 Comment
  RSA43206  Collinsia heterophylla Robert F. Hoover 1947-5-11 7158 San Luis Obispo Price Canyon. Comment
  UC1032535  Collinsia heterophylla G. T. Nordstrom 1937-4-26 1109 San Luis Obispo 4.7 mi sse of Chimney Rock 457 Comment
  RSA140237  Collinsia sparsiflora var. collina Clare B. Hardham 1960-3-31 5268 San Luis Obispo Bee Rock. 305 Comment
  OBI8994  Conium maculatum B. A. Smith 1966-4-28 66 San Luis Obispo One mi E of Cambria on Cambria-Paso Robles Rd Comment
  SEINET1004410  Convolvulaceae George K. Helmkamp 2004-1 8341 San Luis Obispo Central Coast: Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi E of Hwy CA-1 91 Comment
  OBI23230  Convolvulus arvensis Todd Jackson 1979-11-19 5 San Luis Obispo 3.8 mi from intersection of Johnson and Orcutt Rds travelling away from San Luis Obispo Comment
  RSA415944  Conyza coulteri Thekla Mohr 1911 San Luis Obispo San Luis Obispo. Comment
  JEPS35353  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1964-8-14 9283 San Luis Obispo s slope Price Canyon Comment
  JEPS74366  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1974-8-2 3784 San Luis Obispo just off US 101 at summit on road to KSBY transmitting tower Cuesta Pass 487 Comment
  CAS-BOT-BC287792  Coreopsis bigelovii R. F. Hoover 1947-3-29 6808 San Luis Obispo 5 miles E of Creston on La Panza Rd Comment
  CAS-BOT-BC287794  Coreopsis bigelovii Roxana S. Ferris 1935-3-29 9089 San Luis Obispo 7 miles E of Pozo, on the Santa Maria - McKittrick Rd Comment
  CAS-BOT-BC287065  Coreopsis calliopsidea Peter H. Raven 1962-3-24 16965 San Luis Obispo 1.4 miles from junction of US Highway 466 on State 41, just W of Cottonwood Pass 381 Comment
  CAS-BOT-BC287131  Coreopsis douglasii Mrs. R. W. Summers 1882-3-23 s.n. San Luis Obispo Suburb Comment
  CAS-BOT-BC101469  Corethrogyne filaginifolia R. F. Hoover 1965-9-29 9676 San Luis Obispo [Tassajera] Tassajara Creek Comment
  JEPS31029  Corethrogyne filaginifolia Ernest C. Twisselmann 1959-11-2 5894 San Luis Obispo at Oso flaco Lake; Oceano Dunes 6 Comment
  OBI16639  Corethrogyne filaginifolia Robert F. Hoover 1966-9-21 10090 San Luis Obispo Oso Flaco Lake Comment
  SBBG80955  Corethrogyne filaginifolia C. F. Smith -Dec-1975 10962 San Luis Obispo Guadalupe Oil Field, N of Santa Maria River Comment
  SBBG82915  Corethrogyne filaginifolia C. F. Smith 1957-10-10 5641 San Luis Obispo Dune Lakes S of Oceano Comment
  UC1321241  Corethrogyne filaginifolia R. F. Hoover 1966-10-8 10146 San Luis Obispo pass at se end Carrizo Plain (n-facing slope) Comment
  RSA187447  Cornus glabrata I. L. Wiggins 1929-5-21 3708 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  CDA15019  Cornus glabrata G. F. Hrusa 1993-5-2 11074 San Luis Obispo Paso Robles. E side of Salinas River immediately N of Niblick Rd. bridge. 0 Comment
  SBBG112438  Cornus glabrata D. Keil 1998-6-15 27821 San Luis Obispo Santa Rita Crk Rd W of Templeton, 2-3 mi W of jct with Vineyard Drive Comment
  UC634827  Cornus glabrata H. L. Mason 1929-10-12 5486 San Luis Obispo 4.3 mi. w. Atascadero (along Atascadero Creek) Comment
  OBI13097  Cornus sericea subsp. occidentalis Lynne Dee Althouse 1977-5-3 81 San Luis Obispo Wolfe's horse ranch, N of San Luis Obispo High school 128 Comment
  OBI56479  Cotoneaster pannosus David J. Keil 2000-1-24 28418 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. along Rodeo Grounds Road. Comment
  UC1953189  Cotoneaster pannosus David Keil 2010-8-30 30926 San Luis Obispo San Luis Obispo. Cerro San Luis Obispo Open Space. Lemon Grove loop trail Comment
  SBBG104593  Cotula coronopifolia M. D. Proctor, E. A. Young 1993-3-20 ROB 275 San Luis Obispo ca. 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI16630  Cotula coronopifolia Aart C. DeVos 1963-4-23 82 San Luis Obispo Along water edge of reservoir N of Cal Poly airport Comment
  OBI57562  Crassula aquatica David J. Keil 1998-5-6 27108 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI53046  Crassula connata David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21500 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  OBI55354  Crassula tillaea David J. Keil 1998-4-20 26823 San Luis Obispo NW of Paso Robles along Nacimiento Lake Drive, 0.1 miles E of junction with San Marcos Rd. Comment
  OBI77945  Crocanthemum scoparium David J. Keil, Dirk Walters 1986-5-2 19296 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  UC1121540  Crocanthemum scoparium var. vulgare T. M. Hendrix 1937-5-10 167 San Luis Obispo 5.25 mi wsw El Dorado School; Pozo Quad. 533 Comment
  UC570007  Crocanthemum scoparium var. vulgare H. S. Yates 1936-3-23 5375 San Luis Obispo Mouth of Hazard Canyon Cayucos Quad. 91 Comment
  SD39872  Croton californicus Edith A. Purer 1932-8-1 4698 San Luis Obispo Morro Bay Comment
  UCD142191  Croton setiger Ernest C. Twisselmann 1958-8-17 4680 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley; Eastern San Luis Obispo County, Dorothy Twisselmann Ranch. 640 Comment
  CDA43121  Crypsis schoenoides David J. Keil, V. L. Holland 1988-9-9 21112 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm. Comment
  UC573256  Cryptantha circumscissa D. Axelrod 1935-5-31 258 San Luis Obispo 2 mi e Cuyama Valley; Santa Inez Quad. 670 Comment
  OBI66203  Cryptantha clevelandii Kathleen Goddard Jones 1994-4-17 s.n. San Luis Obispo CNPS Wildflower weekend outing to Guadalupe Dunes. Wild Almond Meadows: five defation areas near Oso Flaco Lake at property owned by Lena Enos Buss Comment
  POM368382  Cryptantha clevelandii H. M. Pollard 1968-6-7 s.n. San Luis Obispo Oso Flaco. Comment
  UC1063936  Cryptantha clevelandii G. T. Nordstrom 1937-5-3 1167 San Luis Obispo 2.2 mi n Oakdale School; Adelaida Quad. 365 Comment
  RSA182944  Cryptantha clevelandii Clare B. Hardham 1961-4-26 6911 San Luis Obispo Franklin Creek west of Adelaida, Sant Lucia Mountains. Comment
  OBI20776  Cryptantha microstachys Robert F. Hoover 1947-3-26 6746 San Luis Obispo Price Cyn (just S of) Comment
  OBI20782  Cryptantha muricata Robert F. Hoover 1947-4-20 6971 San Luis Obispo Pilitas Crk district Comment
  SBBG106802  Cryptantha muricata C. B. Hardham 1956-6-3 918 San Luis Obispo Nacimiento River near Triguero Crossing Comment
  CDA15172  Cryptantha nemaclada G. F. Hrusa 1998-4-27 14280 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  SEINET12280874  Cryptantha nevadensis I. W. Clokey, Clokey, C. B. 1937-1 5823 San Luis Obispo southeast corner San Luis Obispo 800 Comment
  UCD105220  Cryptantha oxygona Robert E. Preston 2010-4-23 2771 San Luis Obispo San Luis Obispo County: Temblor Range, 6.1 mi ENE of Simmler. 1124 Comment
  UCR247970  Cucurbita foetidissima David J. Keil 2012-7-18 31465 San Luis Obispo South base of Nipomo Mesa, west of Nipomo 48 Comment
  CAS-BOT-BC80521  Cupressus arizonica Ernest C. Twisselmann 1971-12-9 18546 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  SEINET8697839 Image available Cupressus macrocarpa T. Reeves, D. J. Pinkava 1974-1 11920 San Luis Obispo Cuesta Ridge, 2.8 mi from Rte 101 and Cuesta Ridge Rd. jct Comment
  SEINET10531516  Cupressus sargentii Carl B. Wolf 1934-11-4 Wolf 2172 San Luis Obispo Santa Lucia Mountains, northeast of Pine Mountain. Near Dude Ranch. Upper sonoran:- Digger pines. Sun. Dec. Serpentine. 760 Comment
  UC2027432  Cuscuta californica Greg Wilvert 2005-4-24 314 San Luis Obispo Southeast Half of the Caliente Range. 2.9 km S of Padrones Spring. Comment
  UC455699  Cuscuta californica I. J. Condit 1908-6-30 San Luis Obispo Cuesta Comment
  OBI33447  Cuscuta californica David J. Keil 1983-10-23 18008 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  OBI57733  Cuscuta californica var. californica David J. Keil 1998-6-30 27893 San Luis Obispo Caliente Range. 0.6 miles S of Caliente Ridge Rd. along road to Radio Towers, upper southwest side of range. Comment
  OBI57735  Cuscuta californica var. californica David J. Keil 1998-8-19 27931 San Luis Obispo 0.7 miles SE of junction with Hwy 58 along Pozo Rd. 317 Comment
  OBI42319  Cuscuta occidentalis David J. Keil 1986-5-31 19626 San Luis Obispo Los Osos-Baywood Park area. Undeveloped area between end of Martingale Ave and Eto Lake Comment
  UCR123676  Cuscuta salina var. major George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5326 A San Luis Obispo Central Coast, Morro Bay State Park at the south end of the marina. 6 Comment
  UC73517  Cuscuta subinclusa Miss M. Alice King 1895-1 San Luis Obispo Arroyo Grande Comment
  CDA34848  Cyclospermum leptophyllum David J. Keil 2009-8-16 30634 San Luis Obispo San Luis Obispo; along Walker Street between Pismo Street and Higuera Street. Comment
  OBI29958  Cyclospermum leptophyllum John Boyd 1977-11-3 s.n. San Luis Obispo Cal Poly campus in lawn next to Ag Bldg Comment
  SBBG127399  Cynara cardunculus subsp. flavescens D. Keil 2008-8-30 30558 San Luis Obispo Huasna Rd SE of Arroyo Grande, 3 mi SE of jct with Branch Mill Rd 107 Comment
  OBI20822  Cynoglossum grande Robert F. Hoover 1949-5-3 7657 San Luis Obispo Summit at head of See Cyn, San Luis Range Comment
  OBI72017  Cynoglossum grande Michael Walgren 2010-2-1 69 San Luis Obispo Irish Hills, Montana de Oro State Park. New property acquisition known as the 160 acre "Baseri" 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 Cyn rd 335 Comment
  OBI26408  Cyperus eragrostis David J. Keil 1980-9-21 14267 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  OBI35113  Cyperus eragrostis Eric Wise 1981-9-29 1223 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Wittenberg Crk, lopez lake Comment
  OBI35115  Cyperus erythrorhizos Eric Wise 1983-10-25 1866 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Beck Lake. Approx 1 mi S of Creston Comment
  OBI37944  Cyperus esculentus David J. Keil 1985-8-10 18948 San Luis Obispo Cultivated fields W of Nipomo on Division St, ca 1 mi E of Oso Flaco Lake Rd Comment
  OBI30688  Cyperus niger Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC186644  Danthonia californica R. F. Hoover 1965-5-22 9396 San Luis Obispo Cambria Comment
  CAS-BOT-BC186650  Danthonia californica Alice Eastwood 1926-4-28 13620 San Luis Obispo Cambria Comment
  OBI65842  Danthonia californica D. R. Miller 1994-5-20 594 -365 San Luis Obispo Pine Mt Region. In front of main house at Will Hearst Property; Marmelejo Crk drainage 700 Comment
  OBI80048  Danthonia californica David J. Keil, with Lynne Dee Althouse 2002-5-2 29864 San Luis Obispo Santa Margarita Ranch Comment
  UCR28980  Datisca glomerata David J. Keil 1981-6-20 14860 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
  OBI79582  Datura stramonium David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31384 San Luis Obispo San Luis Range (Irish Hills). Near mouth of Wild Cherry Canyon. 60 Comment
  UC2027578  Datura stramonium David J. Keil with Mike Walgren and Sally Krenn 2012-6-21 31384 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. Comment
  SBBG107548  Datura wrightii C. B. Hardham 1959-5-6 4399 San Luis Obispo shores of Nacimiento Lake Comment
  HSC91779  Deinandra corymbosa Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 1 Comment
  OBI74454  Deinandra corymbosa David J. Keil, with V. L. Holland 1988-9-9 21121 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  UC455703  Deinandra corymbosa I. J. Condit 1911-6-8 San Luis Obispo California Polytechnical School Canyon Comment
  CAS-BOT-BC299166  Deinandra corymbosa subsp. corymbosa Alice Eastwood 1927-7-29 14964 San Luis Obispo Morro Comment
  CAS-BOT-BC300049  Deinandra corymbosa subsp. corymbosa David D. Keck; Wm. M. Hiesey 1940-5-31 5144 San Luis Obispo 6 mi. N. of Cayucos 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-BC299174  Deinandra corymbosa subsp. corymbosa H. M. Hall 1931-6-9 13153 San Luis Obispo Cambria, 6 miles above high tide Comment
  SBBG34865  Deinandra fasciculata Mrs. R. W. Summers 1886-6-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1927869  Deinandra fasciculata David Keil, Tina Teed and Mariko Uchida 2001-6-15 29578 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  CAS-BOT-BC130987  Deinandra halliana Ernest C. Twisselmann 1963-5-4 8122 San Luis Obispo Cholame Valley: Junction of Highways 41 and 466, 1.5 mile east of Cholame 365 Comment
  UC935688  Deinandra halliana David D. Keck and Wm. Hiesey 1933-5-4 2170 San Luis Obispo 1.5 mi e Cholame (on flood plain of creek); Cholame Creek 365 Comment
  OBI16142  Deinandra increscens subsp. increscens Robert F. Hoover 1966-9-13 9997 San Luis Obispo 2 mi N of Arroyo de la Cruz on Hwy 1 Comment
  CAS-BOT-BC291909  Deinandra pallida R. F. Hoover 1967-4-16 10478 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  UC1576179  Deinandra pallida David Keil 1986-4-26 19287 San Luis Obispo Elkhorn Plain 762 Comment
  UC1285428  Deinandra paniculata R. F. Hoover 1946-9-15 6404 San Luis Obispo Pozo Comment
  SBBG55591  Deinandra paniculata D. Keil 1980-9-19 14223 San Luis Obispo 5 mi N of Hwy 58 along Shell Crk Rd, just S of Cyn Ranch Comment
  CAS-BOT-BC292068  Deinandra pentactis R. F. Hoover 1946-9-14 6371 San Luis Obispo Santa Margarita Comment
  JEPS123172  Deinandra pentactis Richard Spellenberg 2015-4-3 15039 San Luis Obispo Shell Creek Road 1/2 km N of CA Highway 58. Comment
  OBI79967  Deinandra pentactis David J. Keil, with V. L. Holland 2013-6-12 31806 San Luis Obispo Templeton. 830 Templeton Road. Comment
  CAS-BOT-BC292081  Deinandra pentactis David D. Keck 1931-6-23 1259 San Luis Obispo 4.5 mi. N. of Paso Robles Comment
  OBI67803  Deinandra pentactis A. Dilworth & J. Goldzmman, J. Goldzmman 1998-5-18 s.n. San Luis Obispo Camp Roberts. ca 1.5 mi S of Bee Roak Rd on Cyn rd, LCTA Plot 44. UTMs (NAD27) zone 10S, 700886E, 3959237N 240 Comment
  UC556412  Deinandra pentactis David D. Keck and J. Clausen 1934-4-27 2836 San Luis Obispo e side Salinas River (opposite San Miguel) 213 Comment
  UC1965429  Delairea odorata Brian Brown with Kambree Borzini 2011-11-5 2 San Luis Obispo 500 yards after the gate up poly Canyon Road on the north side of road. Comment
  OBI51174  Delairea odorata Jan Barber 1993-7-3 33 San Luis Obispo San Simeon State park. On S side of San Simeon Crk w of park rd bridge Comment
  OBI70240  Delairea odorata Larry Kelly 1989-1-29 334 San Luis Obispo Pismo marsh, W along Norswing between Coolidge and Pier Comment
  OBI80129  Delphinium californicum David J. Keil 1985-6-18 18856 San Luis Obispo South Bay Wastewater Treatment Facility EIS survey. Bayview Heights area. West side of Baview Heights with chaparral/coastal scrub. East side with chaparral and houses. Trail leading down to canyon bottom. Riparian area. Creek bed gravelly with pools of water. Steep bank above dirt road in rocky soil. Coastal scrub. Comment
  OBI10654  Delphinium cardinale Robert F. Hoover 1948-6-30 7553 San Luis Obispo Paso Robles, 2 mi W of hwy 101 on Pacific St Comment
  OBI81264  Delphinium gypsophilum Matt Beyers, J. Dart, D. Groh, J. Pohlman, G. Salas, and K. Weichert 2015-4-9 1088 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
  OBI10599  Delphinium gypsophilum Robert F. Hoover 1967-5-20 10582 San Luis Obispo Carrizo Plain, W side, ca 1 mi S of Calif Valley hq Comment
  CDA29604  Delphinium gypsophilum subsp. parviflorum G. F. Hrusa, S. Dubiel 2009-5-24 17869 San Luis Obispo Santa Lucia Mountains; Nacimiento Rd. +/- 1 mi. past Vista Pt., W of Paso Robles. 342 Comment
  CAS-BOT-BC8685  Delphinium gypsophilum subsp. parviflorum R. F. Hoover 1948-5-24 7540 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI65806  Delphinium nudicaule D. R. Miller 1981-5-15 581 -31 San Luis Obispo Pine Mt Region. Along water trl on my property on the E slope of Pine Mt 732 Comment
  UC1392783  Delphinium nudicaule R. F. Hoover 1969-5-20 11321 San Luis Obispo Upper Las Tablas Creek Santa Lucia Range Comment
  UC1126024  Delphinium parryi P. L. Johannsen 1937-5-4 1098 San Luis Obispo 7 mi nw Painted Rock Ranch (Plot 195); McKittrick Quadrangle Comment
  LA38294  Delphinium parryi subsp. blochmaniae Lewis; Epling 504 San Luis Obispo Sand dunes, Nipomo-Guadalupe road Comment
  UC1126031  Delphinium parryi subsp. eastwoodiae B. Bolt 1936-3-13 621 San Luis Obispo 1 mi w Cerro Romauldo; San Luis Obispo Quadrangle Comment
  OBI10616  Delphinium parryi subsp. eastwoodiae Fred W. Rush 1956-5-1 25 San Luis Obispo Mt. San Luis Comment
  OBI67033  Delphinium parryi subsp. parryi David J. Keil, with V. L. Holland 2001-5-24 29493 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  UCR158432  Delphinium parryi subsp. parryi George K. Helmkamp, E. A. Helmkamp 2005-4-22 9413 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  UCR160372  Delphinium parryi subsp. parryi George K. Helmkamp, E. A. Helmkamp 2005-6-7 9536 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  CAS-BOT-BC121458  Delphinium parryi subsp. parryi R. F. Hoover 1949-5-22 7721 San Luis Obispo 12 mi E of Cuesta on La Panza Road Comment
  OBI55246  Delphinium parryi subsp. parryi Greg Frugoli 1997-4-15 51 San Luis Obispo Along Red Hill rd approx 2 mi S of hwy 58, Los Padres NF (hwy 58 burn area) 591 Comment
  OBI58601  Delphinium parryi subsp. parryi David J. Keil 1998-5-20 27368 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  OBI10627  Delphinium recurvatum Robert F. Hoover 1967-5-20 10581 San Luis Obispo W side of Carrizo Plain about one mi S of Calif Valley HQ Comment
  UC1315099  Delphinium recurvatum R. F. Hoover 1967-5-20 10580 San Luis Obispo w side of plain about one mi s California Valley headquarters; Carrizo Plain Comment
  LA38367  Delphinium umbraculorum Lewis; Epling 781 San Luis Obispo 1.2 mi. N. of Avila Comment
  SBBG119651  Delphinium variegatum subsp. variegatum E. Painter, M. Wetherwax, J. Wetherwax 2001-4-19 CR 215 San Luis Obispo near jct of W Perimeter and Chalk Rock rds; Camp Roberts 278 Comment
  CAS-BOT-BC82993  Dendromecon rigida Mr. Chester Dudley 1936-5-1 s.n. San Luis Obispo La Panza Mountains. Comment
  OBI60111  Dendromecon rigida G. F. Hrusa, D. Ragan 1995-6-20 12382 San Luis Obispo Black Butte Research Natural Area. Seedling collection on burned summit of ridge immediately E of Mt Lowe 650 Comment
  UC455327  Dendromecon rigida Unangst 1906-5-17 San Luis Obispo Oak Park Comment
  CDA31660  Deschampsia danthonioides Lehman 1946-4-1 San Luis Obispo San Luis Obispo 0 Comment
  OBI56470  Deschampsia danthonioides David J. Keil, with V. L. Holland 1999-4-27 28276 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  RSA223384  Deschampsia elongata J. T. Howell 1964-6-30 40870 San Luis Obispo Cambria. Comment
  OBI77650  Descurainia pinnata Robert F. Hoover 1966-5-15 9854 San Luis Obispo Jack lake Comment
  RSA70694  Descurainia pinnata L. S. Rose 1950-5-13 50124 San Luis Obispo Oso Flaco Lake region Comment
  OBI3983  Descurainia pinnata J. Patman 1963-4-13 1112 San Luis Obispo About 20 ft above high tide. Just S of Oceano Comment
  CAS-BOT-BC43223  Descurainia pinnata subsp. brachycarpa Alice Eastwood; John Thomas Howell 1937-4-23 3882 San Luis Obispo Nipomo Mesa. Comment
  CAS-BOT-BC43219  Descurainia pinnata subsp. brachycarpa Ernest C. Twisselmann 1955-3-22 1757 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Plains 2 miles east of Soda Lake. 640 Comment
  RSA17807  Dichelostemma capitatum subsp. capitatum Carl B. Wolf 1929-4-15 3565 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  UCR265999  Dichondra donelliana David J. Keil, Kathleen Keil 1999-7-8 28375 San Luis Obispo William Randolph Hearst Memorial State Beach, San Simeon 11 Comment
  OBI58967  Digitaria sanguinalis David J. Keil 1998-9-3 28062 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  SBBG133084  Diplacus aurantiacus D. Keil, T. Teed, Mariko Uchida 2001-6-15 29561 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  SJSU3400  Diplacus aurantiacus C. W. Sharsmith 1962-4-22 6877 San Luis Obispo Carrizo Rocks by Carrizo Plain c. 4 mi SW of Simmler Comment
  SBBG107653  Diplacus aurantiacus C. B. Hardham 1956-6-4 833 San Luis Obispo Atascadero Ranch Comment
  CAS-BOT-BC153170  Diplacus fremontii Clare B. Hardham 1960-4-25 5609 San Luis Obispo Cienega Cr. near intersection of Cayucos Rd. and York Mt. Rd. Comment
  UCSB7576  Dodecatheon clevelandii Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Above Pozo Creek, 4 miles east of Pozo, La Panza Range. 487 Comment
  OBI59537  Dodecatheon clevelandii David J. Keil, with V. L. Holland and Michael Curto 2001-3-12 29165 San Luis Obispo Coastal side of Highway 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm. Comment
  UC1123261  Dodecatheon clevelandii subsp. insulare N. K. Carlson 1936-3-20 186 San Luis Obispo two mi e Islay Hill; Arroyo Grande Quadrangle 182 Comment
  UCR162160  Dodecatheon clevelandii subsp. insulare George K. Helmkamp, E. A. Helmkamp 2005-2-14 8925 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
  UC1315090  Dodecatheon clevelandii subsp. insulare E. McMillan 1952-3-23 20 San Luis Obispo Commatta Ranch 6 mi e and 15 mi s Shandon (Red Hill); , Commatta Ranch e and s of Shandon Comment
  OBI72336  Draba verna Anthony Baniaga 2010-2-5 24 San Luis Obispo Tierra Redonda Mtn BLM ACEC; along Oak Shores Rd 311 Comment
  OBI51267  Dryopteris arguta Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, and Andrew Stackhouse 1993-7-1 2 .3 San Luis Obispo Northeast corner of San Simeon State Park 75 Comment
  SBBG93925  Dryopteris arguta S. A. Junak 1990-10-11 4444 San Luis Obispo N slope of W Cuesta Ridge in Cuesta Ridge Botanical Area, ca. 0.25 mi NNW of Pk 2478, ca. 0.15 mi E of large mine excavation, along abandoned mine rd which intersects W Cuesta Ridge Rd ca. 4 mi W of US Hwy 101 609 Comment
  UCD101864  Dudleya abramsii subsp. murina Daryl Koutnik 1978-6-19 523 San Luis Obispo San Luis Obispo County: Prefumo Canyon. 243 Comment
  RSA0002517  Dudleya bettinae Robert F. Hoover 1947-6-27 7278 San Luis Obispo First ridge west of Cerro Romauldo on serpentine rock. Comment
  RSA43018  Dudleya blochmaniae Robert F. Hoover 1947-5-12 7164 San Luis Obispo West base of Mount Bishop near San Luis Obispo Comment
  SD130029  Dudleya blochmaniae Reid Moran 1977-6-30 24285 San Luis Obispo Serpentine, NW slope, E of mouth of Corro Creek 49 Comment
  OBI26579  Dudleya blochmaniae subsp. blochmaniae David J. Keil 1981-5-31 s.n. San Luis Obispo County Education Facility at Rancho el Chorro Comment
  CAS-BOT-BC109579  Dudleya blochmaniae subsp. blochmaniae Roxana S. Ferris 1929-4-15 7642 San Luis Obispo 2 miles east of Moro. Comment
  POM224468  Dudleya blochmaniae subsp. blochmaniae Alice Eastwood, J. T. Howell 1936-5-7 2288 San Luis Obispo Near Cayucos. Comment
  JEPS49940  Dudleya caespitosa William S. Cooper 1925-8-20 159 San Luis Obispo Callender Comment
  OBI24082  Dudleya caespitosa Janice M. Toyoshima 1979-6-6 J 2 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  UC455354  Dudleya lanceolata I. J. Condit Aug. 1909 San Luis Obispo planted by School Canyon Comment
  SBBG32168  Dysphania ambrosioides E. C. Twisselmann 1968-10-21 15038 San Luis Obispo Salinas River just N of the Hwy 46 bridge; Paso Robles 181 Comment
  CAS-BOT-BC291099  Eastwoodia elegans R. F. Hoover 1946-6-16 6175 San Luis Obispo West edge of Carrizo Plain, at top of grade leading from San Juan River Comment
  CAS-BOT-BC291102  Eastwoodia elegans R. F. Hoover 1952-5-25 8233 San Luis Obispo North base of Caliente Mt Comment
  CAS-BOT-BC291104  Eastwoodia elegans Lonnie Belden 1965-7-16 s.n. San Luis Obispo Southwest of Caliente Mt. top 792 Comment
  CAS-BOT-BC208910  Echinochloa crus-galli Clare B. Hardham 1956-10-29 1496 San Luis Obispo Paradise Valley - Santa Lucia Mountains Comment
  OBI64653  Echinodorus berteroi David J. Keil, with Kathleen A. Keil 2002-7-27 29889 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  OBI55195  Ehrendorferia chrysantha Greg Frugoli 1997-5-9 83 San Luis Obispo Pozo Rd, E of the summit, La Panza Range, Los Padres NF (hwy 58 burn area) 671 Comment
  SEINET244869 Image available Ehrharta calycina George K. Helmkamp 2002-4-20 7466 San Luis Obispo Central Coast: 0.2 mi NW of Monarch Lane, Los Osos. 9 Comment
  SEINET6631353  Ehrharta calycina Mark A. Elvin, Gleen Greenwald 2013-1 7064 San Luis Obispo Central Coastal: Guadalupe-Nipomo Dunes National Wildlife Refuge; north of Santa Maria River, west of Guadalupe, '4-pond Valley', near the middle ponds. 18 Comment
  UCR248814  Ehrharta calycina Mark A. Elvin, Glenn M. Greenwald 2013-2-6 7064 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, '4-pond Valley', near the middle ponds 18 Comment
  SD56801  Ehrharta calycina D. F. Howe 1963-5-18 San Luis Obispo 11.7 miles south of Pismo Beach on #1. Comment
  OBI57742  Elatine californica David J. Keil 1998-8-19 27975 San Luis Obispo Red Hill Rd., 0.3 miles from Hwy 58 and north down steep slope to small reservoir. Comment
  SD245351  Elatine californica David Keil 1998-8-19 27975 San Luis Obispo Red Hill Rd., 0.3 miles from Hwy 58 and north down steep slope to small reservoir. 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
  SBBG12960  Eleocharis macrostachya C. B. Hardham 1957-5-12 1960 San Luis Obispo shores of Green's Lake near crest of Santa Lucias between Rocky Butte and Cypress Mtn 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
  OBI35172  Eleocharis macrostachya Eric Wise 1981-9-2 1094 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Las Tablas Crk entering Lake Nacimiento Comment
  OBI29255  Eleocharis parishii David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14548 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  CAS-BOT-BC112673  Eleocharis parishii Ernest C. Twisselmann 1955-6-16 2172 San Luis Obispo San Juan River, 13.4 mi S of la Panza Ranch. 560 Comment
  OBI25351  Eleocharis parishii David J. Keil, V. L. Holland 1979-12-13 13681 San Luis Obispo Rancho Santa Margarita, just off US 101 on Tassajara Cyn Rd Comment
  OBI58894  Eleocharis parishii David J. Keil 1998-8-24 28010 San Luis Obispo Los Padres National Forest in vicinity of Adobe Trailhead, 6 road miles E of Tepusquet Canyon Rd. along Hwy 166. Comment
  CAS-BOT-BC197355  Elymus John Thomas Howell 1964-6-29 40737 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  OBI76823  Elymus condensatus Allison Berry 1984-5-8 198 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI21752  Elymus glaucus Robert F. Hoover 1964-6-5 8904 San Luis Obispo SE of Cuesta Pass Comment
  RSA733992  Elymus glaucus D. M. McF 1954-6-18 s.n. San Luis Obispo Dick Westerman Ranch. Arroyo Grande. Comment
  CAS-BOT-BC203678  Elymus glaucus subsp. glaucus Ernest C. Twisselmann 1953-5-19 61 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, 6 miles south of Cholame. (Buck Pasture: west fault scarp) 670 Comment
  CAS-BOT-BC228688  Elymus multisetus Eben McMillan 1952-5-29 136 San Luis Obispo Choice Valley, 1 mi. s., 8 mi. e Shandon Comment
  POM261991  Elymus multisetus I. L. Wiggins 1929-5-23 3737 San Luis Obispo 10 miles east of Shandon Comment
  SBBG109915  Elymus multisetus C. B. Hardham 1960-6-17 6173 San Luis Obispo Chris Flood Crk Comment
  OBI65916  Elymus multisetus D. R. Miller 1994-5-20 594 -373 San Luis Obispo Pine Mt Region, Growing in field at 'cowboy camp area' on Coles rd in Marmolejo crk drainage 853 Comment
  OBI73017  Elymus triticoides David J. Keil 2000-9-7 s.n. San Luis Obispo Santa Margarita Ranch Comment
  OBI69503  Emmenanthe penduliflora David J. Keil 2008-6-6 30532 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  SEINET4136581  Emmenanthe penduliflora David Keil 1987-5-6 20122 San Luis Obispo Highway 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  CDA16349  Ephedra californica G. F. Hrusa 2000-4-1 15336 San Luis Obispo Carrizo Plain; Swain pasture on W side, (i.e. Swain pasture camp). 762 Comment
  UC1296213  Ephedra californica R. F. Hoover 1951-4-20 8052 San Luis Obispo e Soda Lake (e side of plains); Carriza Plains Comment
  OBI65003  Ephedra viridis Greg Wilvert 2005-4-5 139 San Luis Obispo SE Half of Caliente Range. 200 m Se of Wells Spring 959 Comment
  UCR248213  Epilobium campestre David J. Keil 1998-8-19 27987 San Luis Obispo Carrizo Plain, Seven Mile Road at Brythe Road, 0.3 mi from Soda Lake Road 585 Comment
  OBI31319  Epilobium canum Joy Nishida 1982-8-12 515 San Luis Obispo American cyn; 1.2 mi S of American Cyn campground 500 Comment
  OBI31310  Epilobium canum Joy Nishida 1982-7-22 507 San Luis Obispo 1.4 mi S of American Cyn campground, where stream crosses road Comment
  CAS-BOT-BC166424  Epilobium canum subsp. canum Mrs. R. W. Summers 1884-4-1 s.n. San Luis Obispo Unspecified Comment
  CAS-BOT-BC166415  Epilobium canum subsp. canum David D. Keck 1933-5-5 2204 San Luis Obispo 4.5 miles west of San Luis Obispo on Morro Road Comment
  CAS-BOT-BC166422  Epilobium canum subsp. canum R. F. Hoover 1966-10-1 10108 San Luis Obispo Vasquez Canyon, tributary to lower Lopez Canyon Comment
  SJSU6211  Epilobium canum subsp. canum D. F. Fenton 1970-10-12 San Luis Obispo Perfumo Canyon Rd c. 6 mi W of San Luis Obispo Comment
  OBI12039  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1947-8-13 7372 San Luis Obispo S of Hazard Cyn Comment
  OBI37154  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-29 808 San Luis Obispo Celery Lake of Dune Lakes Comment
  SBBG4909  Epilobium densiflorum C. B. Hardham 1957-7-22 2474 San Luis Obispo Graves Crk, Del Rio Rd, Atascadero Comment
  OBI78337  Epilobium minutum Robert F. Hoover 1952-5-11 8196 San Luis Obispo Burned area at Navajo Camp, La Panza range Comment
  SBBG46836  Epilobium minutum L. W. Edge 1973-4-10 269 San Luis Obispo near summit of Prefumo Cyn Rd Comment
  SBBG93582  Epilobium minutum S. A. Junak, D. A. Young, T. J. Ayers 1989-4-27 3958 San Luis Obispo USFS Rd 29S11.3, 0.1 mi W of W boundary sign for the Cuesta Ridge Botanical Area 786 Comment
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Aug 9 2006
  OBI65799  Epilobium minutum D. R. Miller 1994-4-30 494 -288 San Luis Obispo Pine Mtn Region. Along Road edge above Cline Cabin; Tobacco Crk drainage 488 Comment
  SBBG104931  Epipactis gigantea M. D. Proctor, E. A. Young 1993-4-17 ROB 464 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG48511  Epipactis gigantea L. W. Edge 1974-6-11 457 San Luis Obispo between Santa Rita Cyn Rd and Old Crk Comment
  UCR132022  Equisetum arvense George K. Helmkamp 2003-10-8 8204 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  OBI2065  Equisetum hyemale E. L. Hartman 1958-4-5 1423 San Luis Obispo Santa Rita Creek, 7 mi. SW of Templeton Comment
  OBI60488  Equisetum laevigatum Larry Kelly, David Keil 1988-10-1 264 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. 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
  SD112404  Equisetum laevigatum Darley F. Howe 1967-4-9 4332 San Luis Obispo 14 miles west of Templeton on #46 [Hwy] 395 Comment
  OBI30894  Equisetum telmateia Julie M. Vanderwier 1979-8-26 201 San Luis Obispo Indian Knob Tar Sands Comment
  OBI5355  Equisetum telmateia Robert J. Rodin 1972-2-12 8745 San Luis Obispo In Montana de Oro State Park Comment
  UC1927887  Equisetum telmateia subsp. braunii David Keil, Tina Teed and Mariko Uchida 2001-6-15 29567 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  OBI66236  Eragrostis curvula David J. Keil 1998-10-9 28139 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  OBI50159  Eragrostis mexicana Michael Curto 1991-12-9 817 San Luis Obispo Calif Polytechnic State Univ Campus, N side Grande Ave ~100 m E of Perimeter Rd intersection Comment
  OBI58981  Eragrostis mexicana David J. Keil 1998-6-30 27872 San Luis Obispo Carrizo Plain, WNW of Simmler, 1 mile W of right angle turn, 3.7 road miles from junction with Soda Lake Rd. Comment
  CAS-BOT-BC204600  Eragrostis mexicana subsp. virescens R. F. Hoover 1966-9-16 10063 San Luis Obispo 2 mi. s. of Creston Comment
  SJSU3378  Eremalche parryi C. W. Sharsmith 1962-4-21 6852 B San Luis Obispo Recruit Canyon (lower reaches) near Crocker Peak, Temblor Range Comment
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Oct 26 2012
  UCR4770  Eremalche parryi subsp. kernensis Frank C. Vasek 1965-3-27 650327- 02 San Luis Obispo Temblor Range, Crocker Grade Road south of McKittrick Comment
  UC665612  Eriastrum densifolium subsp. densifolium Herbert L. Mason 1941-7-1 12466 San Luis Obispo mesa w Nipomo 106 Comment
  RSA0107369  Eriastrum densifolium subsp. densifolium H. L. Mason 1941-7-3 12474 San Luis Obispo Sand dunes, Oso Flaco Lake, north of mounth of the Santa Maria River. Comment
  UC1141468  Eriastrum densifolium subsp. densifolium Keith Harrison 1956-6-8 250 San Luis Obispo mesa w Nipomo (6.7 mi w of Oceano overpass, 4.4 mi s of junction Hwy 1 and road to Arroyo Grande, and 500 ft along hwy n of junction Hwy 1 and Ocean View Ave) Comment
  SEINET3096768 Image available Eriastrum densifolium subsp. elongatum Herbert L. Mason 1941-7-3 12474 San Luis Obispo Oso Flaco Lake, north of mouth of the Santa Maria River Comment
  OBI83423  Eriastrum densifolium subsp. elongatum David Keil 1998-6-30 27866 San Luis Obispo Just E of junction La Panza Rd and Hwy 58. Comment
  CDA41320  Eriastrum pluriflorum G. F. Hrusa, M. Pitcairn 2015-4-13 18609 San Luis Obispo Carrizo Plain; Carrizo Plain. N. end. Side of Sprague Rd. a continuation of 7 Mi. Rd. 669 Comment
  UC2027076  Eriastrum pluriflorum Greg Wilvert 2005-5-4 380 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  UC23884  Eriastrum pluriflorum L. Jared 1822-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  SBBG132569  Eriastrum pluriflorum subsp. pluriflorum D. Keil 2010-6-1 30834 San Luis Obispo San Juan Crk Bridge at Hwy 58, eastern La Panza Mtns 450 Comment
  UC1118651  Ericameria arborescens B. Bolt 1936-4-21 682 San Luis Obispo 4 mi ene of mouth of Smith Creek; Cayucos Quadrangle 457 Comment
  OBI4412  Ericameria ericoides Robert J. Rodin 1970-9-10 8425 San Luis Obispo 300 yards from Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  CAS-BOT-BC292323  Ericameria linearifolia R. C. Wenk 2007-4-8 607 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge, along trail to peak, past old trailer camp. 1310 Comment
  SBBG46693  Ericameria linearifolia L. W. Edge 1973-4-11 284 San Luis Obispo St Hwy 58 near Shell Crk Comment
  UC2027035  Ericameria nauseosa var. hololeuca Greg Wilvert with George Butterworth 2005-11-2 533 San Luis Obispo Southeast Half of the Caliente Range. 0.9 km N of Semper Spring Comment
  OBI16520  Erigeron blochmaniae Carl B. Wolf 1941-7-10 10975 San Luis Obispo Approx 2-1/2 mi E Oso Flaco Lake, or between Calif hwy 1 & S.P.R.R. Comment
  SBBG84255  Erigeron blochmaniae C. F. Smith 1965-11-7 9122 San Luis Obispo about dunes W of Oso Flaco lakes Comment
  UC2027017  Erigeron foliosus Greg Wilvert 2005-6-29 489 San Luis Obispo Southeast Half of the Caliente Range. 0.5km S of Padrones Canyon Road Comment
  UC1118145  Erigeron foliosus var. foliosus T. M. Hendrix 1937-6-1 242 San Luis Obispo 2.6 mi ne Navajo; Pozo Quadrangle Comment
  UC186035  Erigeron foliosus var. foliosus E. Palmer, M. D. 1876-7-10 176 1/2 San Luis Obispo 25 mi ne from San Luis Obispo; McGinnis Comment
  OBI31107  Erigeron philadelphicus Julie M. Vanderwier 1979-4-4 110 San Luis Obispo Indian Knob Tar Sands Comment
  OBI77711  Erigeron philadelphicus Danielle DeRome 1995-4-1 419528 San Luis Obispo In Poly Cyn NNE of peterson ranch house Comment
  UC52329  Erigeron philadelphicus var. philadelphicus Rev. R. W. Summers 1888-4-18 395 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC33612  Eriodictyon altissimum P. V. Wells 1960-6-1 s.n. San Luis Obispo Indian Knob, San Luis Range 262 Comment
  UCD119228  Eriodictyon altissimum R. F. Hoover 1966-5-17 9862 San Luis Obispo San Luis Obispo County: Indian Knob ridge. Comment
  OBI79894  Eriodictyon crassifolium David J. Keil 2012-7-18 31451 A San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line 22 Comment
  UC1124359  Eriodictyon tomentosum G. T. Nordstrom 1937-5-16 1243 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quad. Comment
  OBI13952  Eriodictyon traskiae subsp. smithii Unknown 1964-5-1 s.n. San Luis Obispo 2 mi SE of Cuesta summit Comment
  CAS-BOT-BC248553  Eriogonum angulosum Alice Eastwood 1926-5-5 13891 San Luis Obispo Cholame Comment
  OBI11159  Eriogonum angulosum Robert F. Hoover 1967-4-16 10481 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  CAS-BOT-BC248578  Eriogonum angulosum Clare B. Hardham 1956-6-19 928 San Luis Obispo Santa Lucia Mountains. Peachy Canyon. Chalk Rock Comment
  RSA0028255  Eriogonum baileyi David J. Keil, G. Butterworth 2011-9-23 31102 San Luis Obispo Carrizo Plain. Padrones Road, south of Soda Lake Road near base of Caliente Range. 835 Comment
  RSA518085  Eriogonum cithariforme var. cithariforme Steven A. Junak 1990-4-26 4206 San Luis Obispo Santa Lucia Mountains. Near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 miles S of Tassajera Creek Road at S end of dirt road at Ames property, which is ca. 1.8 miles W of intersection with Highway 101. 518 Comment
  CAS-BOT-BC242514  Eriogonum clavatum R. F. Hoover 1947-5-10 7143 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  CAS-BOT-BC242512  Eriogonum clavatum Eben McMillan 1952-5-20 127 San Luis Obispo Pinole Canyon-10 mi. s., 16 mi. e. Shandon Comment
  UC1032340  Eriogonum covilleanum N. H. French 1937-4-6 943 San Luis Obispo 5 mi nw Cuyama Ranch; Santa Ynez Quadrangle Comment
  CAS-BOT-BC242552  Eriogonum covilleanum Alice Eastwood; John Thomas Howell 1937-4-29 4111 San Luis Obispo San Diego Canyon, Temblor Range Comment
  CAS-BOT-BC242554  Eriogonum covilleanum Clare B. Hardham 1961-4-8 6799 San Luis Obispo Cottonwood Pass, Rte 41, east of Cholame 609 Comment
  CAS-BOT-BC249818  Eriogonum elongatum var. elongatum R. F. Hoover 1946-8-18 6320 San Luis Obispo Calf Canyon, east of Santa Margarita and road to Creston Comment
  OBI11121  Eriogonum elongatum var. elongatum Robert F. Hoover 1946-8-18 6320 San Luis Obispo Calf Cyn, E of Santa Margarita on rd to Creston Comment
  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
  CAS-BOT-BC249996  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1964-7-9 9131 San Luis Obispo 5 mi. se. of Santa Margarita Comment
  RSA216864  Eriogonum fasciculatum var. foliolosum Robert F. Hoover 1966-10-7 10114 San Luis Obispo Cuyama highway (State 166) between Suey Creek and Huasna River. Comment
  OBI11084  Eriogonum gossypinum Robert F. Hoover 1952-4-20 8129 San Luis Obispo Low hills near north end of Elkhorn Plain Comment
  CAS-BOT-BC250538  Eriogonum gracile R. F. Hoover 1966-10-5 10111 San Luis Obispo Nipomo Mesa south of Black Lake Canyon Comment
  OBI11079  Eriogonum gracile Robert F. Hoover 1946-9-14 6375 San Luis Obispo Santa Margarita Comment
  OBI11070  Eriogonum gracile Robert F. Hoover 1969-9-13 11586 San Luis Obispo Upper Jack Crk, W of Paso Robles Comment
  CAS-BOT-BC261158  Eriogonum gracillimum R. F. Hoover 1946-6-30 6217 San Luis Obispo La Panza District Comment
  JEPS108336  Eriogonum gracillimum David Gowen 2005-3-18 199 San Luis Obispo Elkhorn Road. Approx. 5.3 miles south of Hurricane Rd. Comment
  OBI11053  Eriogonum heermannii var. heermannii Robert F. Hoover 1952-11-1 8269 San Luis Obispo Caliente Mt Comment
  SEINET3405080 Image available Eriogonum nudum var. indictum Carl B. Wolf 1932-11-18 4414 San Luis Obispo Cuyama Valley, 2.7 miles west of road leading from State Highway to Wasioja Post Office. Lower Sonoran zone 518 Comment
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Dec 26 2013
  CAS-BOT-BC271989  Eriogonum nudum var. pubiflorum Ernest C. Twisselmann 1951-1-1 147 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley: south of Cholame Comment
  CAS-BOT-BC33910  Eriogonum ordii Alice Eastwood 1926-5-5 13897 San Luis Obispo Cholame Comment
  CAS-BOT-BC266838  Eriogonum ordii Ernest C. Twisselmann 1957-5-3 3467 San Luis Obispo Padrone Spring Canyon, Caliente Range 762 Comment
  OBI51337  Eriogonum parvifolium Debbie Guillot, Jan Barber, Jim Kilber, Sue Weis 1993-6-24 1 .2 San Luis Obispo San Simeon State Park, NE corner of park Comment
  SD127318  Eriogonum parvifolium Reid Moran 1977-6-30 24283 San Luis Obispo Serpentine, SW slope, Cayucos 49 Comment
  SEINET11261114  Eriogonum parvifolium Danae Cann 2000-8-7 23 San Luis Obispo 2.1 mi off Hwy 46 on Old Creek Rd (old hwy).; 0 335 Comment
  UC1032233  Eriogonum parvifolium B. Bolt 1936-1-14 543 San Luis Obispo 3/4 mi se mouth of Osos Creek; Cayucos Quadrangle Comment
  UC1564661  Eriogonum parvifolium Reid Moran 1977-6-30 24283 San Luis Obispo Cayucos 50 Comment
  UCD100825  Eriogonum parvifolium Austin P. Giffins; Dorothy Laine 1980-6-21 s.n. San Luis Obispo San Luis Obispo County: 1/3 way S of point on Morro Bay Sandspit. 20 Comment
  CAS-BOT-BC268358  Eriogonum roseum R. F. Hoover 1952-11-1 8273 San Luis Obispo Caliente Mt. Comment
  OBI25485  Eriogonum roseum Malcolm McLeod, Dirk Walters 1979-8-15 1349 San Luis Obispo Collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan Crks with State Hwy 58 Comment
  OBI29284  Eriogonum roseum David J. Keil 1980-9-15 14187 San Luis Obispo Calif Cyn, 0.25 mi W of intersection of Calif hwy 58 and 229 Comment
  POM279938  Eriogonum roseum Lyman Benson 1936-9-8 7997 San Luis Obispo Paso Robles. Mt range: South Coast; watershed: Salinas River. 335 Comment
  UC771639  Eriogonum roseum R. F. Hoover 1946-9-14 6382 San Luis Obispo Santa Margarita - Creston road near crossing of Salinas River; Salinas River Comment
  JEPS67146  Eriogonum temblorense John Thomas Howell and E. C. Twisselmann 1969-4-14 45497 San Luis Obispo Polonio Pass 539 Comment
  UC1315105  Eriogonum viridescens R. F. Hoover 1967-6-4 10591 San Luis Obispo canyon in Temblor Range near n end of Elkhorn Plain; Temblor Range 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
  CAS-BOT-BC264898  Eriogonum viridescens R. F. Hoover 1949-6-4 7748 San Luis Obispo San Juan River on Pozo-Simmler Road Comment
  CAS-BOT-BC304104  Eriophyllum confertiflorum Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  CAS-BOT-BC304115  Eriophyllum confertiflorum R. F. Hoover 1947-3-29 6803 San Luis Obispo 5 miles E of Creston on La Panza Rd Comment
  CAS-BOT-BC304102  Eriophyllum confertiflorum David D. Keck 1934-4-26 2807 San Luis Obispo 8 miles W of Simmler, western edge of Carrizo Plains, on road to La Panza Comment
  CAS-BOT-BC304122  Eriophyllum confertiflorum Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  UCSB16696  Eriophyllum confertiflorum Hardham, Clare 1963-6-18 San Luis Obispo Cypress Mt. 609 Comment
  UCR142580  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 2000-4-20 5420 San Luis Obispo Central Coast, road crest between See Canyon Road and Prefumo Canyon Road, SW of San Luis Obispo 320 Comment
  UC1285338  Eriophyllum confertiflorum var. confertiflorum R. F. Hoover 1949-5-22 7719 San Luis Obispo 12 mi e Creston (on La Panza road) Comment
  CAS-BOT-BC301084  Eriophyllum lanatum var. achilleoides R. F. Hoover 1957-7-19 8388 San Luis Obispo Cypress Mt. Comment
  JEPS34352  Eriophyllum multicaule Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8827 San Luis Obispo n of the mouth Hazard Canyon (sandy area at s end of Morro Bay and just inside of coastal dunes); Morro Bay 30 Comment
  OBI18730  Eriophyllum multicaule Robert F. Hoover 1947-3-26 6770 San Luis Obispo Price Cyn Comment
  OBI23297  Eriophyllum multicaule J. T. Arnold 1965-5-3 85 San Luis Obispo 1.5 mi W of Los Osos Comment
  CAS-BOT-BC301895  Eriophyllum pringlei David D. Keck 1934-4-26 2812 San Luis Obispo 10 mi. W. of Simmler on road to La Panza Comment
  CDA17680  Eriophyllum staechadifolium Austin Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de la Cruz; Southeasternly from Pt. Sierra Nevada enroute to Arroyo de la Cruz mouth. 0 Comment
  OBI74320  Erodium botrys Theo Fitanides, Anthony Baniaga 2010-3-26 63 San Luis Obispo Tierra Redonda Mtn BLM ACEC 347 Comment
  OBI28960  Erodium cicutarium David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14567 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI25910  Erodium cicutarium unk 1981-3-5 12 San Luis Obispo Off to the rt on rd leading to Poly Cyn; 1/2 mi on rd towards cyn Comment
  OBI53484  Erodium cicutarium Arthur W. Hazebrook 1991-4-19 7 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
  UC1130313  Erodium moschatum T. M. Hendrix 1937-4-26 101 San Luis Obispo 3.2 mi nne Highland School; Pozo Quad 457 Comment
  OBI51164  Eryngium armatum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .41 San Luis Obispo NE corner of San Simeon State Park. Comment
  CDA17674  Eryngium armatum A. Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de la Cruz; Between State Hwy 1 and ocean just north of Pt. Sierra Nevada at mouth of Arroyo de la Cruz. 0 Comment
  OBI57961  Eryngium armatum Austin P. Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Between State Hwy 1 and ocean just north of Pt. Sierra Nevada at mouth of Arroyo de la Cruz. Comment
  OBI8967  Eryngium vaseyi Robert F. Hoover 1946-6-30 6224 San Luis Obispo Near Creston (1 mi NE of, on road to Shandon) Comment
  CAS-BOT-BC54456  Erysimum capitatum Alice Eastwood; John Thomas Howell 1937-5-2 4189 San Luis Obispo Paso Robles. Comment
  OBI57068  Erysimum capitatum G. F. Hrusa, C. Sharum 1998-4-26 14270 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. Ridge betw. Hills immediately E of MU ranch at S end of Plain +/- 3 mi NW ofhwy 166 intersection with Soda Lake Rd. USGS qud Ballinger Cyn 7.5 850 Comment
  OBI80273  Erysimum capitatum Julie M. Vanderwier 1979-5-23 130 San Luis Obispo Indian Knob Tar Sands. Comment
  CAS-BOT-BC55219  Erysimum suffrutescens R. F. Hoover 1967-5-6 10555 San Luis Obispo South of Oso Flaco Lake. Comment
  CAS-BOT-BC55233  Erysimum suffrutescens Alice Eastwood; John Thomas Howell 1937-4-23 3877 San Luis Obispo Nipomo Mesa. 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
  UC1565656  Erysimum suffrutescens Clifton F. Smith 1962-8-7 8045 San Luis Obispo sandy hollow of arrested dunes near Oso Flaco Lake Comment
  CAS-BOT-BC55223  Erysimum suffrutescens E. R. Blakley 1962-5-23 5137 San Luis Obispo Near the outlet at the west edge of Osa Flaco Lake. Comment
  POM98573  Erysimum suffrutescens P. A. Munz 1925-3-25 9248 San Luis Obispo Beach at Morro. Comment
  UCSB2348  Erysimum suffrutescens Long, Frances 1939-3-19 San Luis Obispo Oso Flaco Lake Comment
  SEINET8205906  Erythranthe androsacea R. F. Hoover 1952-5-11 8186 San Luis Obispo Navajo Creek district, east side of La Panza Range. 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
  OBI75156  Erythrina humeana Matt Ritter 2011-8-25 5091 San Luis Obispo Cal Poly Campus, SLO Comment
  CAS-BOT-BC403492  Eschscholzia californica Alice Eastwood; John Thomas Howell 1935-3-25 2031 San Luis Obispo West side of Cottonwood Pass Comment
  OBI51390  Eschscholzia californica Debora Guillot 1993-7-8 3 .31 San Luis Obispo San Simeon State Park. W section of San Simeon State Park Comment
  UCD94077  Eschscholzia californica Shannon M. Still 2006-5-14 95 San Luis Obispo California. San Luis Obispo County: Along CA-58 ca. 0.15 mi west of Shelby Rd. 419 Comment
  UCD94081  Eschscholzia californica Shannon M. Still 2006-5-14 98 A San Luis Obispo California. San Luis Obispo County: Along Las Pilitas Rd. ca. 1.1 mi. east of junction with W. Pozo Rd. 410 Comment
  CAS-BOT-BC403471  Eschscholzia californica R. F. Hoover 1952-4-8 8084 San Luis Obispo Just west of summit of Temblor Range on McKittrick road Comment
  CAS-BOT-BC403494  Eschscholzia californica Roxana S. Ferris 1929-4-13 7526 San Luis Obispo Hills east of San Luis Obispo Comment
  CDA24554  Eschscholzia californica L. Julian 2000-10-25 21 San Luis Obispo Roadside of Orcutt and Broad. South bound just before Tank Farm Road. Comment
  OBI11814  Eschscholzia californica Robert F. Hoover 1952-4-8 8084 San Luis Obispo Just W of summit of Temblor range on McKittrick rd Comment
  OBI55193  Eschscholzia californica Greg Frugoli 1997-4-7 26 San Luis Obispo Black mtn Rd, La Panza range, Los Padres NF (hwy 58 burn area) 762 Comment
  UC2013304  Eschscholzia californica Beth Landy with Julie Sessions 1986-7-24 4 San Luis Obispo Grassy hills of Poly Canyon. Predominantly herbs and shrubs few oak. Comment
  RSA144709  Eschscholzia californica subsp. californica E. C. Twisselmann 1959-4-18 5065 San Luis Obispo Low hills just west of Garden Farms 244 Comment
  CAS-BOT-BC76488  Eschscholzia lemmonii David D. Keck; J. Clausen 1935-4-9 3084 San Luis Obispo Cholame. 457 Comment
  CAS-BOT-BC76491  Eschscholzia lemmonii Alice Eastwood; John Thomas Howell 1935-3-25 2032 San Luis Obispo West side of Cottonwood Pass. Comment
  CAS-BOT-BC76495  Eschscholzia lemmonii Ira L. Wiggins 1932-3-21 5812 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  UC569441  Eschscholzia lemmonii D. Axelrod 1935-4-6 263 San Luis Obispo 5 mi ese Cuyama Ranch; Santa Ynez Quadrangle 701 Comment
  CAS-BOT-BC76467  Eschscholzia lemmonii Ernest C. Twisselmann 1962-3-18 6702 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon. 655 Comment
  UC338238  Eschscholzia rhombipetala unknown 1887-1 4583 San Luis Obispo Comment
  OBI23408  Eucalyptus camaldulensis Larry Truesdell 1972-5-10 4 San Luis Obispo Cal Poly campus in the archy patio Comment
  OBI65317  Eucalyptus pulverulenta Matt Ritter 2005-12-5 23 San Luis Obispo Cal Poly campus 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
  OBI73276  Euphorbia lathyris Michael Walgren 2010-8-20 190 San Luis Obispo US Forest Svc property on N side of San Carpoforo Crk on W side of hwy 1 Comment
  CDA43175  Euphorbia lathyris David J. Keil 1998-4-15 26739 San Luis Obispo South edge of Nipomo Mesa, 1.8 mi E of Division St. on Riverside Rd. 0 Comment
  SEINET9606883  Euphorbia peplus R. R. Halse 2011-3-21 8142 San Luis Obispo San Simeon, Motel 6, 9070 Castilla Drive. Comment
  OBI19173  Euphorbia peplus Ed Tischbern 1978-11-24 1 San Luis Obispo South end Lassen Hall, Cal Poly, San Luis Obispo Comment
  CAS-BOT-BC124025  Euryptera californica Marcus Eugene Jones 1882-5-5 3226 San Luis Obispo Delyanna Creek, Cypress Mt.; Santa Lucia Mountains 609 Comment
Read comments
Dec 24 2017
  OBI17356  Extriplex californica Robert F. Hoover 1967-6-9 10628 San Luis Obispo At S end of Morro Bay Comment
  RSA18094  Festuca C. B. Wolf 1929-4-16 3653 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  OBI40990  Festuca bromoides David J. Keil, Eric A. Wise 1985-4-25 18550 San Luis Obispo Black Lake Cyn between Calif hwy 1 and the Guadalupe rd Comment
  OBI42929  Festuca microstachys Jan Johnson, Melissa Boggs 1986-5-11 4 San Luis Obispo Los Padres National Forest. East Cuesta Ridge about 15 mi N of San Luis Obispo on Highway 101. Comment
  OBI65790  Festuca microstachys D. R. Miller 1994-4-28 494 -254 San Luis Obispo Pine Mt. region; These plants are from Hasman Cabin area; Pico creek drainage 900 Comment
  OBI53567  Festuca myuros Arthur W. Hazebrook 1991-5-7 73 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  UCSB45036  Festuca myuros Brownell, K. 1979-4-15 San Luis Obispo California Valley Road; 8 miles south of Route 58; Region near Soda Lake 579 Comment
  OBI72303  Festuca octoflora Anthony Baniaga, Theo Fitanides 2010-5-16 205 San Luis Obispo Tierra Redondoa Mtn BLM ACEC Comment
  SBBG112510  Festuca octoflora D. Keil 1985-3-31 18488 San Luis Obispo Calf Cyn area along St Hwy 58, halfway between Park Hill Rd and Hwy 229 Comment
  OBI5486  Festuca perennis Sharon Jochums 1974-4-28 161 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI69785  Festuca perennis David J. Keil 1983-10-30 18046 San Luis Obispo Salinas River at hwy 58 bridge Comment
  RSA750498  Festuca rubra David J. Keil 1998-7-13 27917 San Luis Obispo San Luis Obispo. Catchment basin just E of railroad tracks adjacent to Tank Farm Rd. Comment
  OBI80762  Foeniculum vulgare David J. Keil 2015-2-21 32692 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  SBBG104899  Frangula californica subsp. californica F. L. Johnson 1993-6-24 ROB 704 San Luis Obispo 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  CAS-BOT-BC52658  Frangula californica subsp. californica Edith A. Purer 1933-7-20 5099 San Luis Obispo five miles northwest of Guadalupe Comment
  OBI58001  Frangula californica subsp. californica Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Along N edge of Jack lake Comment
  OBI57890  Frangula californica subsp. tomentella David J. Keil 2000-3-6 28432 San Luis Obispo Los Osos. Southeastern corner of intersection of Santa Ysabel with South Bay Blvd. 15 Comment
  CHSC55116  Frankenia salina L. P. Janeway 1988-5-21 2680 San Luis Obispo Top of low bank along salt-encrusted drainage in Iodine Bush scrub area; S end of Cholame Valley. 347 Comment
  CAS-BOT-BC211643  Frankenia salina R. F. Hoover 1966-10-8 10140 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  UC673373  Fritillaria biflora Herbert L. Mason 1934-3-31 8057 San Luis Obispo 6 mi n of Cambria Comment
  UC1873081  Fumaria capreolata David Keil 2001-3-13 29174 San Luis Obispo San Luis Obispo. End of South Street at San Luis Creek. Comment
  OBI83589  Fumaria officinalis Michael Walgren, Carole Adams 2017-3-12 599 San Luis Obispo San Simeon State Park, along Narrow coastal bluff section between Highway 1 and the beach 15 Comment
  OBI46204  Galium andrewsii David J. Keil 1982-6-27 16331 San Luis Obispo Hills overlooking Los Osos from the south Comment
  OBI59936  Galium andrewsii G. F. Hrusa 1993-5-2 11098 San Luis Obispo Black Butte Research Natural Area. Approx 1/2 mi N of Mt. Lower 600 Comment
  OBI13106  Galium andrewsii Lynne Dee Althouse 1977-4-16 48 San Luis Obispo Wolfe's horse ranch near San Luis High School 130 Comment
  JEPS52795  Galium andrewsii subsp. intermedium G. Ledyard Stebbins 1964-12-25 6200 San Luis Obispo 1/4 mi away Highway 101 (just w of pass summit); Cuesta Grade 426 Comment
  OBI79366  Galium angustifolium David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31671 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
  OBI31058  Galium aparine Julie M. Vanderwier 1978-5-28 60 San Luis Obispo Indian Knob Tar Sands Comment
  OBI65036  Galium aparine Greg Wilvert 2005-4-13 223 San Luis Obispo SE half of the Caliente Range. 4 km SSW of Lawson Spring 752 Comment
  JEPS24304  Galium aparine Clare B. Hardham 1956-5-24 257 San Luis Obispo Atascadero Santa Lucia Mountains, Paradise Valley Comment
  JEPS24639  Galium hardhamiae Clare B. Hardham 1960-10-30 6380 San Luis Obispo Waterdog Creek Santa Lucia Mountains 609 Comment
  OBI58702  Galium parisiense David J. Keil 1998-6-15 27819 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  OBI38055  Galium porrigens David J. Keil 1984-4-28 18161 San Luis Obispo American Cyn area in Las Panza MTs Comment
  UC1073363  Galium porrigens George B. Rossbach 1955-5-2 509 San Luis Obispo nw side Oso Flaco Lake (coastal dunes) Comment
  CDA11552  Galium porrigens var. porrigens G. F. Hrusa 1993-5-22 11097 San Luis Obispo Black Butte Research Natural Area; Approx. 1/2 m N of Mt. Lowe, near main ridge road. Comment
  OBI4819  Gamochaeta ustulata Mike Wemp 1972-3-29 7 San Luis Obispo About 1/4 mi NW of Montana de Oro State Park 30 Comment
  OBI66977  Gamochaeta ustulata D. R. Miller 1994-5-5 594 -321 San Luis Obispo Pine Mtt. Region; along crk edge at the bottome of Cyn trl; Pico crk drainage 792 Comment
  SBBG48382  Garrya elliptica R. N. Philbrick, D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo TV rd near Cuesta Summit, ca. 1 mi W of Hwy 101 Comment
  SBBG89251  Garrya veatchii C. F. Smith 1989-4-11 San Luis Obispo ridge W of Hi Mtn 975 Comment
  OBI32447  Gastridium phleoides Rhonda Riggins 1983-5-16 1484 San Luis Obispo Poly Cyn [Calif Polytechnic State Univ]. Comment
  RSA413935  Gastridium phleoides Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC283920  Gastridium ventricosum G. T. Nordstrom 1937-5-25 1278 San Luis Obispo 1 mile E of Josephine School, Santa Lucia Range 457 Comment
  HSC91857  Geranium dissectum Susan H. Bicknell, T. P. Worley 1989-4-17 San Luis Obispo Montano de Oro State Park, MDO1 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
  SD249255  Gilia David Keil, Rhonda Riggins 2003-4-23 30133 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. 1280 Comment
  RSA48965  Gilia achilleifolia Verne Grant, Alva Grant 1948-5-29 8568 San Luis Obispo slope 7 miles West of Atascadero on road to Morro Bay Comment
  RSA742095  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell 1992-5-28 157 San Luis Obispo Central Coast: 6060 Ontario Rd., 0.8 miles N of Avila Beach, near San Luis Bay Dr. exit off CA Hwy 101. 16 Comment
  UC1023809  Gilia achilleifolia subsp. achilleifolia R. F. Hoover 1947-3-26 6768 San Luis Obispo Price Canyon Comment
  UC1502537  Gilia achilleifolia subsp. achilleifolia Daniel J. Schoen 1977-4-30 San Luis Obispo Pop. #77010 Population Name: Cerro Alto-1 (campground) Comment
  UCSB72283  Gilia achilleifolia subsp. achilleifolia Callaway, R.; Ryan, P. 1987-4-17 San Luis Obispo Reservoir Canyon, north of San Luis Obispo off Hwy. 101 182 Comment
  UC455637  Gilia achilleifolia subsp. multicaulis California Polytechnic School May 1906 644 San Luis Obispo Poly Canyon , Poly Canyon (S. Luis Obispo) Comment
  UCR67845  Gilia achilleifolia subsp. multicaulis David J. Keil, D. Walters, M. G. McLeod, et al. 1983-5-14 16990 San Luis Obispo Central Coast, Along ridge system between Arroyo de la Cruz and Arroyo del Oso. 180 Comment
  UCD147329  Gilia latiflora Rachelle Boul; D. Hickson 2010-4-9 CARR 1064 San Luis Obispo San Luis Obispo County: Carrizo Plains on BLM property east of American Preserve. 662 Comment
  UCD81787  Gilia minor CA Dept. of Fish and Game 2008-4-4 CARR 0064 San Luis Obispo San Luis Obispo County: CDFG Carrizo Plain Ecological Reserve. 681 Comment
  JEPS108371  Gilia minor David Gowen 2005-4-16 244 San Luis Obispo Elkhorn Road (dirt). Dry stream bed at Soda Lake Rd. junction, or about 0.4 mile from Hurricane Rd. Comment
  UC1023800  Gilia ochroleuca subsp. minima R. F. Hoover 1947-3-23 6727 San Luis Obispo Fernandez Creek near north base of La Panza Range Comment
  UC1347229  Gilia tenuiflora Alice Eastwood, John Thomas Howell 1937-4-20 4148 San Luis Obispo Huasna district Comment
  SEINET7040137  Gilia tenuiflora A. G. Vestal 1962-4-10 San Luis Obispo 0.1 mile northwest of Pozo junction [PoZo], UTM Zone 10, 738820mE, 3909675mN. Comment
  UCD118692  Gilia tenuiflora S. P. Lynch 1974-4-21 465 San Luis Obispo San Luis Obispo County: On Park Hill Rd. ca. 1.6 mi. E of jct w/ Hwy 58, NE of Sta Margarita. Comment
  UCSB38006  Gilia tenuiflora Edge, Lyda 1973-4-11 San Luis Obispo State Highway 58, west of Shell Creek Comment
Read comments
Mar 18 2014
  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
  UC1123814  Gilia tenuiflora subsp. tenuiflora T. M. Hendrix 1937-4-22 76 San Luis Obispo 2.1 mi nnw Highland School; Pozo Quad. Comment
  UC106685  Gilia tricolor subsp. tricolor M. M. Miles 1886-1 San Luis Obispo San Luis Obispo Comment
  OBI66908  Glebionis coronaria David J. Keil 2000-6-1 28799 San Luis Obispo Junction of Halcyon Road and Highway 1 near Arroyo Grande Comment
  CDA18949  Glycyrrhiza lepidota T. Kleemann 2000-6-12 PDR 005895 San Luis Obispo South Coast Ranges; 6790 Hwy 58, Santa Margarita. 0 Comment
  OBI16416  Gnaphalium palustre Robert F. Hoover 1969-7-12 11446 San Luis Obispo Salinas River at Paso Robles Comment
  OBI66576  Gnaphalium palustre D. R. Miller/Ms. Miller 1997-4-26 497 -652 San Luis Obispo At 'Cat fish pond'; pond on Ridge not beyond Bennett crk rd jctns (near Monterey Co line) 549 Comment
  OBI69937  Gnaphalium palustre D. R. Miller 1993-7-15 793 -36 San Luis Obispo Pine Mtn Region. Around dry edge of Williams; pond, Little Pine Mtn 884 Comment
  OBI69754  Grindelia camporum var. bracteosa D. R. Miller 1993-6-3 693 -25 San Luis Obispo Between creekways near Edmunson homestead, front side of Little Pine Mt. 762 Comment
  POM305206  Grindelia hirsutula Henry J. Ramsey, Henry J. Ramsey 1940-4-21 584 San Luis Obispo Morro Bay region Comment
  SBBG118178  Grindelia hirsutula M. Wetherwax, E. Painter 2000-6-13 SLO 147 San Luis Obispo Madera Rd, near jct with Amador Rd; Camp San Luis Obispo 95 Comment
  SBBG94016  Grindelia hirsutula T. J. Ayers with S. A. Junak 1989-6-22 759 San Luis Obispo TV towers just E of W Cuesta Ridge Rd, ca. 3 mi W of US Hwy 101 Comment
  CAS-BOT-BC305093  Grindelia hirsutula Ernest C. Twisselmann 1954-9-10 1566 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: 1/4 mile west of Kern County Line 579 Comment
  UC1127014  Guillenia lasiophylla N. H. French 1937-3-12 893 San Luis Obispo Cuyama Ranch McKittrick Quad. 548 Comment
  JEPS99090  Gutierrezia californica Clare B. Hardham 1958-9-8 3945 San Luis Obispo Nacimiento River, below dam Santa Lucia Mountains Comment
  OBI21958  Hainardia cylindrica Robert F. Hoover 1947-5-20 7173 San Luis Obispo N end of Morro Bay, by roadside above ocean bluffs Comment
  OBI51872  Hazardia squarrosa David J. Keil, with V. L. Holland 1991-8-22 22559 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
  OBI75114  Hazardia squarrosa Robert F. Hoover 1946-10-13 6482 San Luis Obispo West of Huasna River, above Cuyama River Comment
  SBBG93962  Hazardia squarrosa var. squarrosa S. A. Junak 1990-10-11 4439 San Luis Obispo near NW corner of Cuesta Ridge Botanical Area, E of USFS RD 29S11.3, at end of powerline access rd, ca. 5.9 mi W of US Hwy 101 707 Comment
  OBI56377  Hedera canariensis David J. Keil 2000-1-24 28412 San Luis Obispo Cambria. Just south of Santa Rosa Creek road along Main Street at creek crossing. Comment
  UC2027159  Hedera canariensis David J. Keil 2011-10-13 31124 San Luis Obispo Baywood Park-Los Osos area. Vicinity of eastern end of Santa Lucia Ave. near south shore of Morro Bay Comment
  CAS-BOT-BC306315  Hedypnois cretica Clare B. Hardham 1960-5-21 5830 San Luis Obispo Santa Lucia Mountains. Green Valley near Cambria Comment
  CDA6460  Hedypnois cretica S. V. Wright 1967-4-26 San Luis Obispo P. Tognazzini property, Cayucos Creek. 0 Comment
  CAS-BOT-BC306721  Helenium bigelovii Roxana S. Ferris 1929-4-16 7680 San Luis Obispo Road to Atascadero 6 miles east of Moro Bay Comment
  UCR25091  Helenium puberulum John C. Roos, L. Roos 1954-12-26 6270 San Luis Obispo Central Coast, 2 mi south of Morro Bay near the mouth of a coastal canyon. 6 Comment
  JEPS18199  Helianthemum scoparium Rimo Bacigalupi with G. T. Robbins, H. Mason, and L. Mason 1956-3-30 5566 San Luis Obispo northern portion of mesa about 2.5 mi s Los Berros; Nipoma Mesa 106 Comment
  CAS-BOT-BC305460  Helianthus annuus Clare B. Hardham 1956-10-27 1486 San Luis Obispo Santa Lucia Mountains. Oak Flat Road, 1 mile west of Paso Robles Comment
  OBI29279  Helianthus bolanderi David J. Keil 1980-9-15 14182 San Luis Obispo Calf Cyn, 0.25 mi W of intersection of Calif hwy 58 and 229. Comment
  UC1069474  Helianthus gracilentus G. T. Nordstrom 1937-6-13 1340 San Luis Obispo .6 mi s Klau; Adelaida Quadrangle Comment
  SBBG88014  Helianthus gracilentus C. F. Smith 1988-5-17 12137 San Luis Obispo Pine Mtn ca. 1 mi below summit, Machesna Wilderness Comment
  OBI72848  Heliotropium curassavicum Michael Walgren 2010-8-13 151 San Luis Obispo At the mouth of Arroyo de la Cruz Comment
  OBI38251  Heliotropium curassavicum Eric Wise 1981-8-7 1050 San Luis Obispo Poso Ortega Lake Comment
  OBI77612  Heliotropium curassavicum R. D. McCall 1978-10-10 4 San Luis Obispo Along shoreline of Nacimiento Lake 20 mi N of Paso Robles Comment
  UCSB51304  Heliotropium curassavicum Moseley, Maynard 1984-10-6 San Luis Obispo Intersection of ramp from US Hwy. 101 and Los Osos Vallet Rd.; SE limits of San Luis Obispo City Comment
  OBI42240  Helminthotheca echioides Dan Harrington 1984-2-7 12 San Luis Obispo 1/2 mi up Montecito rd, Cayucos, off hwy 1, side of rd Comment
  OBI80941  Hemizonia congesta Scott Emrich, Zane Westmoreland, Stephanie Aurelius 2015-4-23 8 San Luis Obispo South Hills Open Space Comment
  CAS-BOT-BC314893  Hemizonia congesta subsp. luzulifolia Dr. E. Palmer 1876-1-1 241 San Luis Obispo San Luis Obispo Comment
  SBBG40546  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-8-15 11546 San Luis Obispo valley W of Mt Bishop Comment
  UC89023  Hemizonia congesta subsp. luzulifolia L. Jared 1892-1 San Luis Obispo Comment
  UCR14765  Hemizonia corymbosa George K. Helmkamp 1975-7-27 s.n. San Luis Obispo Central Coast, one-half mile south of Cambria 30 Comment
  RSA140776  Hemizonia corymbosa subsp. corymbosa Clare B. Hardham 1960-6-17 6298 San Luis Obispo Cambria, Santa Lucia Mountains. Comment
  RSA130941  Hemizonia corymbosa subsp. corymbosa E. K. Balls 1958-7-16 23542 San Luis Obispo 0.5 mile north of Cambria, State Highway 1, along cliffs. 15 Comment
  RSA585715  Hemizonia fasciculata D. A. Young, E. A. Young, F. L. Johnson 1992-6-16 ROB- 0005 San Luis Obispo 0.5 km S of Gate 9 on E Perimeter Road. Plant Inventory of Camp Roberts and Camp San Luis Obispo. Comment
  RSA152181  Hemizonia increscens G. Thomas Robbins, John Weiler 1959-8-7 4139 San Luis Obispo West of State Hwy 1, 1.8 miles N of Arroyo de la Cruz, 5.6 miles S of the Monterey County line. 15 Comment
  UCR146651  Hemizonia increscens subsp. increscens George K. Helmkamp, E. A. Helmkamp 2004-10-1 8826 San Luis Obispo Central Coast; Outer South Coast Range, 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek 171 Comment
Read comments
Jan 10 2021
  RSA94179  Hemizonia luzulifolia F. W. Peirson, Mabel Peirson 1920-7-30 2232 San Luis Obispo Near Morro. Comment
  OBI40999  Herniaria hirsuta var. cinerea David J. Keil, Eric A. Wise 1985-4-25 18558 San Luis Obispo Black Lake cyn at crossing of Calif Hwy 1 Comment
  UC2027282  Hesperevax sparsiflora David Keil 1988-3-19 20398 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
  SBBG123049  Hesperevax sparsiflora var. sparsiflora D. Keil 1998-4-10 26685 San Luis Obispo 2051 O'Connor Way, SW of San Luis Obispo Comment
  UCR67843  Hesperocnide tenella Steven A. Junak 1990-5-1 4281 San Luis Obispo Santa Lucia Mtns, At N edge of Cuesta Ridge Botanical Area, along power line access road which transects Tassajera Creek Road c. 2.4 mi west of Hwy 101, c. 1.2 road mi south of Tassajera Creek Road. 534 Comment
  OBI65636  Hesperocnide tenella G. F. Hrusa 2000-4-13 15350 San Luis Obispo Carrizo Pain Natural Area. Goat Springs pasture, W of KCL Ranch campground 732 Comment
  OBI30382  Hesperocyparis macrocarpa Robert J. Rodin 1972-3-29 8625 San Luis Obispo About 2 mi S of Oso Flaco in Nipomo Dunes Comment
  OBI69505  Hesperolinon micranthum David J. Keil 2008-6-6 30530 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  UC1928170  Hesperolinon micranthum D. R. Miller 1994-6-10 694 -430 San Luis Obispo along Coles road in, Marmolejo Creek drainage 850 Comment
  CAS-BOT-BC422575  Hesperomecon linearis Ernest C. Twisselmann 1962-3-26 6711 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 4 miles south of Cholame 563 Comment
  CAS-BOT-BC422586  Hesperomecon linearis W. R. Ernst 1961-4-2 760 San Luis Obispo About 2 mi. S of the Simmler-Creston rd on rd to La Panza Publ. Camp via Najavo Creek. Comment
  CAS-BOT-BC422598  Hesperomecon linearis Alice Eastwood; John Thomas Howell 1937-4-22 3853 San Luis Obispo 5 miles east of Templeton on road to Creston Comment
  OBI32252  Hesperoyucca whipplei David J. Keil 1981-6-20 14904 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  CDA7028  Heteranthemis viscidihirta T. C. Fuller 1967-5-11 15817 San Luis Obispo Southwest of 16th & Warner Streets, Oceano. 0 Comment
  OBI83471  Heteromeles arbutifolia Stellios Bonadurer, Lauren O'Sullivan, Kevin Flood, Sam Johnson, Brandon Gordon, Danielle Bain 2017-1-29 3 San Luis Obispo From Serrano trailhead on Madonna Mt, up 200 ft where trail meets forest 163 Comment
  OBI16097  Heterotheca grandiflora Robert F. Hoover 1965-10-1 9694 San Luis Obispo Coast Rd just S of Hazard cyn Comment
  OBI23579  Heterotheca grandiflora Robert F. Hoover 1969-9-23 11615 San Luis Obispo S end of Morro Bay Comment
  UC1321308  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1966-9-16 10066 San Luis Obispo Creston Comment
  OBI75666  Heterotheca sessiliflora subsp. echioides D. R. Miller 2011-9-9 911 .998 San Luis Obispo Rocky Butte/Pine Mt region. On Tobacco flats, between the 1st and 2nd crossing, near rd fork 393 Comment
  RSA220013  Heterotheca sessiliflora subsp. echioides E. C. Twisselmann 1962-10-10 7912 San Luis Obispo Carrisa [now Carrizo] Plains: Hwy 173 [wrong number] at the Lewis Ranch. Plants of the Temblor Range and Western San Joaquin Valley. 631 Comment
  UCSC000336  Heuchera micrantha var. pacifica Charisse Bickford 1978-7-15 s.n. San Luis Obispo Lopez Canon Comment
  CAS-BOT-BC207967  Hoffmannseggia glauca Ernest C. Twisselmann 1957-8-23 4014 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  SBBG107928  Hoita macrostachya C. B. Hardham 1956-8-8 1274 San Luis Obispo headwaters of Old Crk Comment
  POM258730  Hoita orbicularis Roxana S. Ferris 1939-6-16 9778 San Luis Obispo Jack Creek bridge on Dover Canyon road, Santa Lucia Mountains Comment
  UCD77774  Hollisteria lanata Robert E. Preston 1998-6-17 1138 San Luis Obispo San Luis Obispo County: ca. 28 mi E of Santa Margarita, ca. 0.25 mi SE of Hwy 58 at Navaho Creek, on stream bank and lower hill slopes 487 Comment
  SBBG40553  Holocarpha heermannii R. F. Hoover 1969-9-13 11587 San Luis Obispo upper Jack Crk, W of Paso Robles Comment
  RSA216751  Holocarpha virgata subsp. virgata Robert F. Hoover 1969-9-9 11581 San Luis Obispo 12 miles NW of Paso Robles on road to Naciemento Dam. Comment
  UC1127991  Holodiscus discolor H. C. Lee 1936-4-2 543 San Luis Obispo 1/4 mi w of Sycamore Springs 45 Comment
  RSA170395  Holodiscus discolor J. D. Olmsted 1962-6-21 5180 San Luis Obispo Several miles W of Atascadero on road to Morro Bay and Cayucos, San Luis Obispo. Comment
  RSA449779  Holodiscus discolor L. W. Edge 1974-6-10 445 San Luis Obispo N facing slope, See Canyon. Comment
  POM181952  Hordeum brachyantherum subsp. californicum J. G. Lemmon 1887-05 s.n. San Luis Obispo Hillock [no additional locality info provided] Comment
  CAS-BOT-BC289106  Hordeum depressum R. F. Hoover 1947-3-30 6850 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  POM262004  Hordeum depressum I. L. Wiggins 1929-8-15 3597 San Luis Obispo 8 miles n. w. of San Luis Obispo on highway to Moro Comment
  OBI50163  Hordeum marinum Michael Curto, Linda Allen 1991-6-2 721 San Luis Obispo Santa Lucia Range, W slope, US Hwy 1 @ Arroyo de la Cruz, 7 Comment
  CAS-BOT-BC285140  Hordeum marinum subsp. gussoneanum Clare B. Hardham 1958-4-19 1798 San Luis Obispo Santa Lucia Mountains. Santa Rita Ranch, York Mt. Comment
  OBI76825  Hordeum murinum Allison Berry 1984-4-10 89 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI8536  Hordeum murinum Craig Woods 1978-4-3 27 San Luis Obispo Carrizo Plain, 1 mi NW of Soda Lake San Diego cr rd, along Sim. soda lake san diego cr rd 579 Comment
  RSA707941  Hordeum vulgare L. M. Prince, J. Travis Columbus 2002-4-28 02 -339 San Luis Obispo CA Rte. 166, 5 km east of CA Rte. 101. 30 Comment
  UCR161916  Horkelia cuneata George K. Helmkamp, E. A. Helmkamp 2005-3-1 8980 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
  OBI10085  Horkelia cuneata subsp. cuneata Robert F. Hoover 1968-4-20 11069 San Luis Obispo Mesa summit south fo Arroyo de la Cruz Comment
  SBBG54826  Horkelia cuneata var. cuneata D. Allan 1980-2-28 3 San Luis Obispo ca. 2 mi in from entrance to Montana de Oro State Park 60 Comment
  HSC91504  Horkelia marinensis Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro State Park, MDO1 Comment
  CAS-BOT-BC33736  Horkelia yadonii Barbara Ertter 1989-6-10 8572 San Luis Obispo E side of Black Mt., La Panza Range 670 Comment
  OBI66746  Hosackia crassifolia var. otayensis David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-11 29799 San Luis Obispo Santa Margarita Ranch. Trout Creek. Vicinity of 35.35708 deg. N x 120.56807 deg. W 375 Comment
  OBI62981  Hosackia crassifolia var. otayensis David J. Keil, Rhonda Riggins 1987-5-11 20152 San Luis Obispo Cuesta Ridge E, ca. 6.7 mi from jctn with US 101 along Cuesta Ridge rd Comment
  OBI32111  Hosackia gracilis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14335 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  HSC83232  Howelliella ovata D. M. Thompson 1984-1 434 San Luis Obispo Temblor Range. 0.3 mi. N of Pinole Spring. 4.7 mi. S of junction of Bitterwater Valley Rd. on Palo Prieto Pass Rd. 1.5 mi. S of entrance road to McCormack Brothers Lake Ranch. 2.7 mi. S of side road to Mine. 610 Comment
  LA211611  Hydrocotyle ranunculoides Mark A. Elvin; Michael Brady, Jason Storlie 2014-9-16 7623 San Luis Obispo SANTA MARIA RIVER VALLEY, Guandalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, ca. 250 meters from Pacific Ocean. 9.0 Comment
  UC454504  Hydrocotyle ranunculoides I. J. Condit 1909-9-6 San Luis Obispo Oceano Comment
  SD249123  Hydrocotyle verticillata David Keil 1992-5-28 23306 San Luis Obispo Laguna Lake Park. Low areas near lake edge. 35 Comment
  SBBG92468  Hypochaeris glabra S. A. Junak 1989-4-27 3970 San Luis Obispo S side of USFS Rd 29S11.3, ca. 0.2 mi E of boundary for the Cuesta Ridge Botanical Area, 3.2 mi W of US Hwy 101 731 Comment
  OBI10016  Hypochaeris glabra R. R. LaBelle 1967-4-2 4 San Luis Obispo Laguna Lake Comment
  UCR91817  Hypochaeris radicata George K. Helmkamp 1996-5-27 1100 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  POM319479  Iris douglasiana Patricia Wilder 1969-3-30 4486 San Luis Obispo 1.8 miles north of Arroyo de la Cruz on California State Highway 1; bluffs above the Pacific Ocean. South Coast mt. range, Pacific Ocean drainage area 23 Comment
  SBBG23987  Isocoma acradenia var. bracteosa E. C. Twisselmann 1953-9-18 772 San Luis Obispo Chris Twisselmann Ranch, W of San Andreas Fault 670 Comment
  UC1118864  Isocoma menziesii var. vernonioides B. Bolt 1936-4-14 667 San Luis Obispo 2 mi n Morro Rock; Cayucos Quad. 0 Comment
  CAS-BOT-BC311598  Isocoma menziesii var. vernonioides David D. Keck 1928-9-30 483 San Luis Obispo 42 miles E. of Coast Route in Cuyama Valley (western end) 275 Comment
  OBI57678  Isocoma menziesii var. vernonioides Austin P. Griffiths, Bradford P. Seek 1980-8-12 s.n. San Luis Obispo Along N margin of empty lot near roadside, across from entrance to Oceano Campground Comment
  OBI71688  Isocoma veneta var. vernonioides David J. Keil 1988-7-2 20874 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  SBBG12969  Isolepis carinata C. B. Hardham 1959-4-12 4227 San Luis Obispo Cambria Comment
  CAS-BOT-BC112550  Isolepis cernua R. F. Hoover 1964-6-11 9025 San Luis Obispo East end of Los Osos Valley Comment
  CAS-BOT-BC112542  Isolepis cernua Roxana S. Ferris 1929-4-16 7650 San Luis Obispo Toro Creek, coast road north of Moro. Comment
  OBI65983  Isolepis cernua Wendy Thackery, Stacey Smith and Paul Corsi 2003-6-30 15 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on hwy 1. At headwaters of Walters Crk N of hwy 1 196 Comment
  RSA142255  Isolepis cernua Clare B. Hardham 1958-6-20 3720 San Luis Obispo Stenner Creek near San Luis Obispo. Santa Lucia Mountains. Comment
  SEINET4170780 Image available Isolepis cernua R. F. Hoover 1946-7-21 6229 San Luis Obispo Seashore nw. of Cambria Comment
  SEINET7589097 Image available Isolepis cernua Unknown 1940-6-24 4737 San Luis Obispo Graggs Canyon, Miles. Comment
  OBI38446  Jaumea carnosa Eric Wise 1981-9-29 1273 San Luis Obispo Oso Flaco Lake Comment
  OBI79702  Juglans hindsii David J. Keil 2012-7-18 31432 San Luis Obispo Oceano. Arroyo Grande Creek just south of Oceano Airport and sewage treatment plant (Strand Way) 5 Comment
  CAS-BOT-BC110029  Juncus acutus R. F. Hoover 1964-6-11 9047 San Luis Obispo Cuesta-by-the-Sea, south end of Morro Bay. Comment
  OBI53982  Juncus acutus Larry Kelly 1989-1-29 332 San Luis Obispo Pismo marsh, W along Norswing between Coolidge and Pier Comment
  RSA368113  Juncus acutus subsp. leopoldii Thekla Mohr 1911-07 1196 San Luis Obispo San Luis Obispo Comment
  OBI21161  Juncus amuricus Robert F. Hoover 1965-9-19 9607 San Luis Obispo Calf Cyn Comment
  RSA0042912  Juncus bufonius var. bufonius LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6288 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
  SBBG45335  Juncus lescurii L. W. Edge 1972-5-31 193 San Luis Obispo near NW margin of Oso Flaco Lake Comment
  SBBG96192  Juncus lescurii T. L. Secrest 1951-9-15 San Luis Obispo Oceano Comment
  UC1133593  Juncus mexicanus W. A. Peterson 1936-7-9 332 San Luis Obispo Cuyama Ranch Santa Ynez Quad. 701 Comment
  RSA586355  Juncus phaeocephalus var. phaeocephalus F. L. Johnson, E. A. Young 1993-5-27 ROBO 680 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 1 km NE of Chorro Reservoir. Camp San Luis Obispo. Comment
  UC1953252  Juncus uncialis David Keil with Lynne Dee Althouse and Meg Perry 2010-4-8 30688 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  UC771630  Juncus xiphioides R. F. Hoover 6545 San Luis Obispo Atascadero Salinas River Comment
  UCR29108  Juncus xiphioides var. xiphioides David J. Keil 1981-6-20 14894 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
  UC1134275  Juniperus californica F. H. Raymond 1930-11-18 126 San Luis Obispo Cammatti Creek Pozo Quadrangle 518 Comment
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Aug 24 2014
  UCD22452  Juniperus californica Ralph Phillips 2003-4-10 S 1 San Luis Obispo San Luis Obispo County: Along road that goes SW from Hwy 46 to Bitter (?) Valley. About 0.5 miles into San Luis Obispo County from Kern County. Temblor Range, south of Hwy 46. 500 Comment
  UC76440  Keckiella cordifolia Ramona Sanford May 1895 San Luis Obispo Arroyo Grande Comment
  OBI56308  Kickxia elatine David J. Keil 1998-11-29 28205 San Luis Obispo Between Lopez Dam and Arroyo Grande Comment
  SEINET10943135  Kickxia elatine David J. Keil 1979-10-27 Keil 13638 San Luis Obispo East of Arroyo Grande along Road to Lopez Lake, ca. 1 mile E of Orcutt Road. First record for San Luis Obispo County. Comment
  CAS-BOT-BC340467  Lactuca saligna R. F. Hoover 1965-9-15 9549 San Luis Obispo Summit on Pozo-Arroyo Grande road Comment
  OBI51936  Lactuca serriola Larry Kelly, David J. Keil 1988-10-1 297 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UC1928043  Laennecia coulteri David Keil 1998-10-9 28169 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. Comment
  JEPS13593  Lagophylla ramosissima Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5239 San Luis Obispo 7.5 mi e of Santa Margarita; Parkhill Road 457 Comment
  OBI78281  Lagunaria patersonia Dan Sheehy 1978-11-22 7 San Luis Obispo W end of Sci Bldg, Cal Poly, San Luis Obispo Comment
  OBI8352  Lagunaria patersonia David J. Keil 1977-7-3 12439 San Luis Obispo Camp of Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI72626  Lamium amplexicaule Alexis Brooks 2002-2-23 2 San Luis Obispo Hwy 58 329 Comment
  RSA770156  Landoltia punctata David J. Keil, V. L. Holland 2010-6-15 30886 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. 100 Comment
  CAS-BOT-BC334579  Lasthenia californica Roxana S. Ferris 1955-5-25 12827 San Luis Obispo Park Hill Distric Road by Morano Creek 4 miles east of Santa Margarita Comment
  UCR29418  Lasthenia ferrisiae David J. Keil, Melissa Luckow, R. A. Pimentel, et al. 1981-4-24 14471 San Luis Obispo Inner South Coast Range, Road at S end of Soda Lake c. 0.25 mi east of Soda Lake road 591 Comment
  CAS-BOT-BC352742  Lasthenia fremontii R. F. Hoover 1952-4-10 8112 San Luis Obispo 5 miles S of Simmler, Carrizo Plain. Comment
  UCSB50690  Lasthenia gracilis Phillips, B. 1980-3-7 San Luis Obispo West side of Poly Canyon Road, 1.5 miles north of its junction with Perimeter Road, Cal Poly Campus, San Luis Obispo 198 Comment
  JEPS18088  Lasthenia gracilis Roxana S. Ferris 1955-5-23 12812 San Luis Obispo Cammatti Canyon road 1.6 mi n junction with Creston-La Panza road (on grassy slope above) Comment
  CAS-BOT-BC361269  Lasthenia leptalea Clare B. Hardham 1959-3-22 4074 San Luis Obispo Santa Lucia Mountains. Near North Traffic Way, Atascadero - opposite old adobe Comment
  CAS-BOT-BC367548  Lasthenia microglossa H. D. Ripley; R. C. Barneby 1940-4-13 3254 San Luis Obispo W side Carrizo Plains 762 Comment
  CAS-BOT-BC370860  Lasthenia minor Ernest C. Twisselmann 1967-4-27 12924 San Luis Obispo Mesa northeast of Piedras Blancas Point. 4 Comment
  UC1583665  Lasthenia minor David Keil with Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16997 San Luis Obispo between Arroyo de la Cruz and Arroyo del Oso Comment
  POM318885  Lathyrus Patricia Wilder 1965-4-10 1861 San Luis Obispo Canyon along Tassajara Creek, NW of Cuesta summit. 427 Comment
  UC1927786  Lathyrus tingitanus David Keil 2006-5-24 30455 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 20.91'N, 120 31.20'W Comment
  UC57469  Lathyrus vestitus var. vestitus J. H. Barber 1900-2-18 San Luis Obispo Peachy Canon Paso Robles Comment
  UC1583691  Lavatera cretica David Keil 1982-3-6 15693 San Luis Obispo Atascadero Road near beach in Morro Bay; near beach in Morro Bay Comment
  CAS-BOT-BC321670  Layia glandulosa Ira L. Wiggins 1932-3-21 5813 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI29260  Layia glandulosa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1981-4-24 14556 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  CAS-BOT-BC321657  Layia glandulosa Clare B. Hardham 1959-4-14 4255 San Luis Obispo Shell Creek Road x Cammatti Road, 26 mi E of Paso Robles Comment
  RSA212224  Layia glandulosa subsp. glandulosa L. S. Rose 1969-4-14 69020 San Luis Obispo Bedell Ranch, S of Creston, N end of La Panza Range. 427 Comment
  CAS-BOT-BC327282  Layia hieracioides Alice Eastwood; John Thomas Howell 1936-5-8 2320 San Luis Obispo La Panza Mts. Comment
  CAS-BOT-BC327284  Layia hieracioides Ira L. Wiggins 1929-4-15 3550 San Luis Obispo Not far from ocean between Guadalupe and Oceana Comment
  UC1750132  Layia hieracioides David Keil 1998-4-20 26845 San Luis Obispo NW of Paso Robles (on Nacimiento Lake Drive, 2.5 mi W of junction with Chimney Rock Road) Comment
  CAS-BOT-BC327487  Layia jonesii David D. Keck 1933-5-5 2203 San Luis Obispo 3 miles E of Morro Comment
  OBI56602  Layia jonesii David J. Keil 1998-6-23 27851 San Luis Obispo At Baldwin residence and on property to west of Baldwin property along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  OBI80306  Layia jonesii Natalie Rossington, Scott Love 2014-4-12 3 San Luis Obispo Reservoir Canyon. About 3/4 mile SE along the trail from parking lot 175 Comment
  UC524098  Layia munzii Ira L. Wiggins 1932-3-20 5784 San Luis Obispo in immediate vicinity Cholame Comment
  POM361646  Layia pentachaeta subsp. albida L. S. Rose 1925-3-25 35058 San Luis Obispo Cottonwood Pass. Comment
  CAS-BOT-BC382120  Layia platyglossa E. McMillan 1952-3-24 22 San Luis Obispo Taylor Canyon 1/2 mi. W. Cholame Comment
  JEPS99105  Layia platyglossa Clare B. Hardham 1960-5-5 5617 San Luis Obispo Pine Mountain Santa Lucia Mountains 762 Comment
  OBI60769  Lemna Larry Kelly, David J. Keil 1988-10-1 318 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  CAS-BOT-BC534674  Lemna minuta Ernest C. Twisselmann 1955-9-1 2370 San Luis Obispo Salinas River, 1 mile southwest of Pozo, La Panza Range 426 Comment
  OBI29651  Lepechinia calycina David J. Keil, Dirk Walters 1980-4-26 13814 San Luis Obispo Along Town crk near Lime Mtn Mine, W of Paso Robles Comment
  UCR16914  Lepechinia calycina T. P. Krantz, G. Krantz 1979-5-30 s.n. San Luis Obispo Central Coast, Eagle Ranch Land Exchange, on Parcel #5 of proposed land exchange between Eagle Ranch and Los Padres National Forest 610 Comment
  UCR42438  Lepechinia calycina David Charlton 1986-4-17 215 San Luis Obispo Central Coast, La Panza Campground entrance, 27.5 mi west of San Luis Obispo Co. line on Pozo Road 915 Comment
  CAS-BOT-BC88728  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-BC89015  Lepidium dictyotum Ernest C. Twisselmann 1955-4-26 1905 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 609 Comment
  CAS-BOT-BC89011  Lepidium dictyotum Ernest C. Twisselmann 1955-3-22 1747 B San Luis Obispo Temblor Range and the Western San Joaquin Valley. 1 mile north of Soda Lake, Carissa Plains. 609 Comment
  POM272905  Lepidium dictyotum Lyman Benson 1937-4-4 8095 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  CAS-BOT-BC89209  Lepidium draba Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-6-24 859 San Luis Obispo Salt marshes at east end of Morro Bay. Comment
  OBI70204  Lepidium draba David J. Keil 2009-3-24 30570 San Luis Obispo Junction of South Higuera Street and Ontario Road at south end of San Luis Obispo's Johnson Ranch Open Space Comment
  CAS-BOT-BC89517  Lepidium jaredii Alice Eastwood; John Thomas Howell 1937-4-29 4116 San Luis Obispo Carrizo Plain near Soda Lake. Comment
  UC1296288  Lepidium nitidum R. F. Hoover 1960-4-9 8517 San Luis Obispo near Lion Creek Comment
  RSA121682  Lepidium nitidum var. howellii D. Axelrod 1935-3-31 204 San Luis Obispo 8 miles East South East of Cuyame Ranch 762 Comment
  CAS-BOT-BC12707  Lepidium oblongum Geo. B. Grant 1903-4-30 s.n. San Luis Obispo Shandon. Comment
  JEPS53749  Lepidium oblongum var. oblongum J. E. Roadhouse 382 San Luis Obispo near San Luis Obispo Comment
  OBI57245  Lepidium strictum David J. Keil 1998-4-15 26748 San Luis Obispo Pismo Beach. Field at Intersection of Cliff & Price. Comment
  UC91084  Lepidospartum squamatum T. S. Brandegee 1889-4-26 San Luis Obispo El Paso Allemand Comment
  CAS-BOT-BC273942  Leptochloa fusca subsp. fascicularis R. F. Hoover 1967-10-5 10874 San Luis Obispo Poly Canyon, San Luis Obispo Comment
  OBI59054  Leptochloa fusca subsp. fascicularis David J. Keil 1998-8-24 28011 San Luis Obispo Los Padres National Forest in vicinity of Adobe Trailhead, 6 road miles E of Tepusquet Canyon Rd. along Hwy 166. Comment
  UCR29930A  Leptodactylon californicum J. H. Nishida, R. L. Allen 1982-4-10 204 San Luis Obispo South Coast Range, American Canyon Campground 537 Comment
  OBI53290  Leptosiphon Lynne Dee Oyler 1986-2-22 319 San Luis Obispo American Canyon blue oak study site in deer exclosure. Los Padres NF. S1/2, SW 1/4, sec 28, R16E, T30S, MDBM Comment
  OBI74329  Leptosiphon bicolor Theo Fitanides, Anthony Baniaga 2010-3-26 39 San Luis Obispo Tierra Redonda Mtn BLM ACEC 325 Comment
  OBI47102  Leptosiphon ciliatus Lynne Dee Oyler 1986-4-5 384 San Luis Obispo American Cyn Blue oak study site in cattle exclosure. Los Padres Natl Forest. S1/2, SW1/4 sec 28 R16E, T30S, MDBM Comment
  OBI83425  Leptosiphon ciliatus David Keil 1998-4-28 26980 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
  SBBG5959  Leptosiphon parviflorus C. B. Hardham 1957-5-12 1911 San Luis Obispo Franklin Crk Comment
  OBI16697  Leptosyne bigelovii Robert F. Hoover 1965-4-3 9339 San Luis Obispo Shell Crk, hill W of Comment
  SEINET8483147 Image available Leptosyne bigelovii R. F. Hoover 1967-1 10455 San Luis Obispo Canyon just W of "Cottonwood Cyn bridge" lower Cuyama valley Comment
  CDA8173  Lessingia glandulifera T. C. Fuller 1962-9-6 9577 San Luis Obispo Lower Gillis Canyon, ca. 5 miles southeast of Shandon. 0 Comment
  CAS-BOT-BC339453  Lessingia glandulifera var. glandulifera R. F. Hoover 1953-9-9 8329 San Luis Obispo Caliente Mt., west of peak Comment
  CAS-BOT-BC341983  Lessingia pectinata var. pectinata R. F. Hoover 1966-9-21 10077 San Luis Obispo 1 mile south of Edna on Price Canyon road to Pismo Beach Comment
  UC1928075  Leucanthemum vulgare David Keil 2008-6-6 30535 San Luis Obispo Campus of California Polytechnic State University. Base of P-Hill just south of Cerro Vista Apartments complex. 140 Comment
  CAS-BOT-BC444391  Lewisia rediviva Clare B. Hardham 1957-4-20 1706 San Luis Obispo 2 miles east of Paso Robles, Creston Rd. Comment
  CAS-BOT-BC272179  Leymus triticoides Ernest C. Twisselmann 1954-6-12 1362 San Luis Obispo Elhorn Plain, Temblor Range and the Western San Joaquin Valley Comment
  CDA15113  Linanthus californicus G. F. Hrusa 1998-4-25 14199 San Luis Obispo La Panza Range; above La Panza Camp. Comment
  OBI30981  Linanthus californicus subsp. tomentosus Julie M. Vanderwier 1979-2-27 96 San Luis Obispo Indian Knob Tar Sands Comment
  UCSB26463  Linanthus dichotomus Smith, Dale 1965-3-27 San Luis Obispo Bear Trap Canyon, 4 miles south of La Panza Comment
  CDA6312  Linaria pinifolia G. D. Barbe 1974-5-16 1791 San Luis Obispo Frontage road and freeway fence between Tefet and Juniper Streets, Highway 101, Nipomo. 0 Comment
  UCR95913  Lippia nodiflora var. nodiflora George K. Helmkamp 1996-9-21 1189 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  JEPS116471  Lithophragma affine Alice Le Duc 1999-4-28 392 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
  OBI58746  Lithophragma heterophyllum David J. Keil 1998-3-27 26441 San Luis Obispo Montana de Oro Park. Slopes W of Valencia Peak burned over in summer 1997 Comment
  POM97516  Lithophragma heterophyllum P. A. Munz 1926-4-9 10201 San Luis Obispo Ascension School, Willow Creek Rd., 15 mi. from Morro. Comment
  RSA15735  Lithophragma heterophyllum Carl B. Wolf 1929-4-13 3482 San Luis Obispo 1 mile north of San Luis Obispo. 152 Comment
  UCR131353  Lobularia maritima George K. Helmkamp, E. A. Helmkamp 1999-5-22 4919 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  CAS-BOT-BC342367  Logfia gallica Clare B. Hardham 1957-5-12 1942 San Luis Obispo Santa Lucia Mountains. Near Green's Lake Comment
  CAS-BOT-BC269070  Lolium perenne R. F. Hoover 1964-6-6 8953 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  CAS-BOT-BC269171  Lolium temulentum Alice Eastwood; John Thomas Howell 1936-5-7 2253 San Luis Obispo Hills ne. of San Luis Obispo Comment
  RSA114698  Lomatium caruifolium F. W. Peirson 1925-3-20 5685 San Luis Obispo Between Morro and San Luis Comment
  OBI3998  Lomatium dasycarpum Elizabeth Rudd 1971-4-3 202 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI78886  Lomatium dasycarpum George Butterworth 2013-3-21 895 San Luis Obispo Chimineas Ecological Reserve. San Juan Spur Rd. 602 Comment
  OBI52832  Lomatium dasycarpum David J. Keil, Kathleen Keil April1992 s.n. San Luis Obispo W of San Luis Obispo in hills along dirt rd S of Prefumo Cyn rd Comment
  RSA703038  Lomatium dasycarpum subsp. dasycarpum Vasu Dev, Barbara Dev 2005-3-14 s.n. San Luis Obispo Hwy 58 - by the roadside, ca 11 mi from jct w/ Hwy 101, E of Santa Margarita. ca 100 yds West of Blue Mountain RV Park/Blue Mountain Rd. 970 Comment
  CAS-BOT-BC218441  Lomatium parvifolium Alice Eastwood 1927-4-10 14408 San Luis Obispo Near cemetery, San Luis Obispo Comment
  OBI65927  Lomatium utriculatum D. R. Miller 1994-4-30 494 -291 San Luis Obispo Pine Mt region; below Cline cabin on Tobacco flats edge 480 Comment
  RSA613934  Lomatium vaginatum George K. Helmkamp, E. Helmkamp 1998-4-8 3210 San Luis Obispo Elkhorn Grade Rd, 6.3 mi. NW of jct with CA hwy 33 (roughly W of Maricopa). 549 Comment
  OBI6295  Lonicera hispidula Robert F. Hoover 1964-5-14 8872 San Luis Obispo Head of Coon Crk, San Luis Range Comment
  JEPS35307  Lonicera hispidula var. vacillans R. F. Hoover 1950-6-20 7984 San Luis Obispo 6 mi w Templeton (on road to Cambria); Santa Lucia Range Comment
  UC1125242  Lonicera hispidula var. vacillans H. C. Lee 1936-4-6 550 San Luis Obispo 1 mi e Saddle Peak; Port San Luis Quadrangle Comment
  UC1125261  Lonicera interrupta H. C. Lee 1937-5-28 1012 San Luis Obispo 1 mi w Paso Robles; Paso Robles Quadrangle Comment
  UCSB10714  Lonicera involucrata Haller, Norman 1966-6-3 San Luis Obispo California State Hwy. 1 at Arroyo de la Cruz, 9 miles north of San Simeon Comment
  CAS-BOT-BC243958  Lonicera involucrata var. ledebourii John H. Thomas 1959-3-20 7558 San Luis Obispo Pond in Black Lake Canyon just east of Highway 1 and SPRR tracks, about 12 miles NW of Santa Maria 15 Comment
  OBI30576  Lonicera involucrata var. ledebourii Bernie Smith 1966-7-26 82 San Luis Obispo SE1/4 22N & E-34. South branch drainage along Pinchard Crk Comment
  SBBG104354  Lonicera subspicata var. denudata F. L. Johnson, E. A. Young 1993-5-24 ROB 571 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SEINET12170303  Lotus S. A. Thompson, Rawlins, J. E. 1988-8-25 5245 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  OBI31797  Lotus corniculatus Smeltzer, Turnquist 1982-5-7 133 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI51180  Lotus corniculatus Jan Barber 1993-8-5 49 San Luis Obispo San Simeon State Park. Along banks of S drainage channel and day-use parking lot Comment
  UCR248797  Lotus corniculatus Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7234 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, '4-pond Valley', Colorado Pond, c. 80 m from south refuge boundary 17 Comment
  OBI71647  Lotus junceus David J. Keil 1988-7-2 20829 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  RSA43235  Lotus junceus Robert F. Hoover 1946-6-28 6198 San Luis Obispo Oak Park District. Comment
  SEINET3694591 Image available Lotus junceus Bernard Miossi 1940-3-16 208 San Luis Obispo 1 mile N of San Luis Obispo 76 Comment
  CDA11519  Lotus micranthus G. F. Hrusa 1995-5-28 12305 San Luis Obispo Black Butte Research Natural Area; Ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  VVC2850  Lotus micranthus Tim Thomas, George Ross II & III 2014-4-23 6268 San Luis Obispo South Coast Range, Irish Hills, 0.2 miles below Glenrose Spring along Coon Ck. 277 Comment
  UCR99048  Lotus purshianus George K. Helmkamp 1997-6-20 2048 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  UC1129142  Lotus scoparius T. M. Hendrix 1939-5-25 1062 San Luis Obispo 1.25 mi se Joughin Ranch; Los Padres National Forest, Branch Mt. Quad. 548 Comment
  UC1129161  Lotus scoparius N. K. Carlson 1936-3-21 198 San Luis Obispo 1.1 mi nnw Corbett; Arroyo Grande Quad. 99 Comment
  UCR140378  Lotus strigosus George K. Helmkamp 2004-3-15 8366 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
  UCR163894  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2005-3-30 9259 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
  UC1745646  Lotus wrangelianus Annetta M. Carter, Ethel Crum, Dwight Crum 1940-4-7 1510 San Luis Obispo 3.3 mi. SE of Cholame; Palo Prieta Canyon, Temblor Range; Palo Prieta Canyon. 3.3 mi. SE of Cholame. N end of Temblor Range. 457 Comment
  OBI82487  Ludwigia hexapetala David J. Keil 2015-7-8 33305 San Luis Obispo Atascadero Creek north of El Camino Real bridge and east of road 280 Comment
  OBI70058  Lupinus Bernard Miossi 1939-8-6 157 San Luis Obispo At roadside, Islay Crk Rd in Pecho district about 11.5 mi from San Luis Obispo 107 Comment
  SBBG107851  Lupinus C. B. Hardham 1959-4-10 4210 San Luis Obispo Chimney Rock area San Marcos Crk Comment
  SEINET10937021  Lupinus agardhianus Ernest C. Twisselmann 1969-4-24 Twisselmann 15163 San Luis Obispo La panza range. La panza hwy, 2.4 miles e of shell creek road. Wings rich blue; Banner white, blue below. Scattered colony growing on a bank of decomposed Granite. Douglas oak woodland 457 Comment
  OBI12952  Lupinus albifrons Robert F. Hoover 1947-3-29 6773 San Luis Obispo Atascadero Comment
  OBI75347  Lupinus albifrons Thomas Burrows 1980-5-17 65 San Luis Obispo Reservoir Cyn 152 Comment
  SBBG17714  Lupinus albifrons D. Emery 1950-3-23 San Luis Obispo Cal-Poly Campus Comment
  SEINET185886  Lupinus albifrons Alice Eastwood 1939-4-17 18916 San Luis Obispo Nipoma Mesa Comment
  UC1129271  Lupinus albifrons R. St. John 1933-4-3 362 San Luis Obispo Tierra Redonda Mt.; Bradley Quad., Tierra Redonda Mt. Comment
  OBI39696  Lupinus albifrons David J. Keil 1982-5-9 16086 San Luis Obispo Slopes of Cypress MTn. Ca. 2 mi W of Warrens' cabin along dirt road Comment
  UCSB51759  Lupinus albifrons Cronemiller; Samon 1927-4-20 San Luis Obispo Avenales Ranch 762 Comment
  CAS-BOT-BC196038  Lupinus albifrons var. collinus Geo. B. Grant 1903-5-1 s.n. San Luis Obispo Paso Robles Comment
  RSA407010  Lupinus albifrons var. douglasii Lester Rowntree 1929-6-27 1925 San Luis Obispo Chews Ridge, Santa Lucia Mts. 1441 Comment
Read comments
Jul 20 2012
  CAS-BOT-BC196421  Lupinus arboreus R. F. Hoover 1964-6-11 9044 San Luis Obispo Near south end of Morro Bay Comment
  OBI70168  Lupinus arboreus Bernard Miossi 1939-7-30 133 San Luis Obispo Along Pismo Beach-Oceano hwy about 1.5 mi S of Pismo Beach 15 Comment
  SBBG19334  Lupinus arboreus D. Emery 1950-4-21 San Luis Obispo 0.5 mi W of Nipomo Comment
  UCR3661  Lupinus arboreus Frank C. Vasek 1962-5-17 620517- 07 San Luis Obispo Central Coast, At Baywood [Park], 1 mile south of Morro Bay State Park 12 Comment
  RSA43233  Lupinus arboreus var. arboreus Robert F. Hoover 1946-7-14 6227 San Luis Obispo North end of Morro Bay. Comment
  RSA585757  Lupinus arboreus var. arboreus M. D. Proctor, E. A. Young 1993-3-24 ROB 0330 San Luis Obispo 1 km northwest of Chorro Reservation. Comment
  OBI75501  Lupinus bicolor Jenner Whitt 2003-4-14 57 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  RSA101929  Lupinus bicolor subsp. pipersmithii David B. Dunn, Epling 1946-4-27 2206 San Luis Obispo 2.4 miles east of the east end of the steel bridge at Paso Robles, in an angle of Hwy. #41 and the road to Estrella. 244 Comment
  UCR132065  Lupinus chamissonis George K. Helmkamp 2003-7-29 8043 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI53455  Lupinus chamissonis Arthur W. Hazebrook 1991-6-6 88 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI12919  Lupinus concinnus Robert F. Hoover 1967-4-20 10492 San Luis Obispo 4 mi E of Creston on La Panza Rd Comment
  OBI60540  Lupinus concinnus David J. Keil 1989-6-9 21251 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI33857  Lupinus concinnus Melissa Luckow 1981-4-18 654 San Luis Obispo hwy 58 at the Salinas River Bridge at the head of Calf Cyn Comment
  OBI31141  Lupinus hirsutissimus Julie M. Vanderwier 1979-5-11 17 San Luis Obispo Indian Knob Tar Sands Comment
  OBI32122  Lupinus hirsutissimus David J. Keil, Melissa Luckow 1981-7-3 14975 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
  UCR161346  Lupinus hirsutissimus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9056 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills; 3.0 mi west of Los Osos Valley Road 140 Comment
  RSA195473  Lupinus latifolius subsp. latifolius Duane Isely 1965-5-26 9576 San Luis Obispo State #1, immediately south of Cambria. Comment
  SEINET8153700 Image available Lupinus ludovicianus M. K. Brandegee, I. J. Condit 1911-1 26 may 1911 San Luis Obispo Price Canyon near San Luis Obispo Comment
  RSA659103  Lupinus microcarpus R. Riggins 1978-4-28 1142 San Luis Obispo Along Camatti Canyon Rd. paralleling Shell Creek at Hwy. 58. Comment
  JEPS87207  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-27 1137 San Luis Obispo road 285, 0.9 mi se Hwy 58, canyon 0.3 mi nw Old Sheep Camp; nw Old Sheep Camp Comment
  OBI12910  Lupinus microcarpus var. microcarpus Robert F. Hoover 1950-5-6 7886 San Luis Obispo La Panza district Comment
  OBI29253  Lupinus microcarpus var. microcarpus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14546 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  SBBG107913  Lupinus microcarpus var. microcarpus C. B. Hardham 1960-7-17 6398 San Luis Obispo Santa Rosa School, Cambria Comment
  SEINET7073183 Image available Lupinus microcarpus var. microcarpus A. G. Vestal 1963-4-19 s.n. San Luis Obispo On a steep bank. Polo Priesto Valley [Palo Priesto Canyon] east of Mucho Spring. About 3.6 miles southeast of Route 466 [46 and 41] on Palo Priesto-Cholams Road. UTM Zone 10, 748513mE, 3952711mN. Coordinate datum: NAD27. Comment
  UCD108877  Lupinus microcarpus var. microcarpus P. B. Kennedy 1922-4-28 s.n. San Luis Obispo San Luis Obispo County: Highway between Cholame and Paso Robles. Comment
  OBI48416  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1140 San Luis Obispo Wash at base of Crocker Cyn, Hurricane Rd and Co. Rd 285. W side of Temblor range Comment
  OBI48427  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1143 San Luis Obispo Roadside and fenced are adj oak woodland Atascadero-Creston Rd, 1 mi E Homestead Rd, 1.9 mi E Templeton Rd Comment
  OBI48454  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1162 San Luis Obispo USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  OBI48483  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
  UC198310  Lupinus microcarpus var. microcarpus Katharine Brandegee 1916-1 San Luis Obispo Chappelton Comment
  UCSB46822  Lupinus microcarpus var. microcarpus Swanson, D. 1978-4-21 San Luis Obispo Calif. 46, 8 miles east of Cambria in Santa Lucia Range 365 Comment
  UCR140121  Lupinus nanus George K. Helmkamp 2004-2-17 8294 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd, 0.2 mi east of Mesa View Dr (Calif. Hwy 1) 76 Comment
  UC15981  Lupinus nanus unknown 451 San Luis Obispo near San Luis Obispo; near San Luis Obispo Comment
  SEINET10490079  Lupinus nanus subsp. latifolius David B. Dunn, Howard Brown 1946-5-17 Dunn 2646 San Luis Obispo Collected 2.9 mi n of san simeon on open flat grassland near the ocean, along Hwy 1. Comment
  CAS-BOT-BC202128  Lupinus nipomensis R. F. Hoover 1965-5-16 9367 San Luis Obispo Near Jack Lake Comment
  SEINET10450710  Lupinus nipomensis Hoover 1966-1 San Luis Obispo Comment
  UCR103799  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 1997-3-11 1478 San Luis Obispo Central Coast, NE of Los Osos, at Turri Rd & South Bay Blvd near the east edge of the water of Morro Bay 15 Comment
  UC1212164  Lupinus succulentus David Dunn 1941-4-19 1193 San Luis Obispo road bank near Nipomo; near Nipomo Comment
  OBI35720  Lysimachia arvensis Allison Berry 1984-3-30 62 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  SBBG133068  Lythrum californicum D. Keil, T. Teed, M. Uchida 2001-6-15 29583 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  UC454540  Lythrum californicum Ira J. Condit 1907-11-22 San Luis Obispo California Polytechnic School grounds Comment
  OBI12416  Lythrum hyssopifolia R. R. LaBelle 1967-10-10 48 San Luis Obispo Laguna Lake. NE side of lake Comment
  CAS-BOT-BC343881  Madia elegans Alice Eastwood; John Thomas Howell 1937-4-30 4166 San Luis Obispo In the upper Arroyo Grande Comment
  OBI25758  Madia elegans David J. Keil 1980-9-16 14197 San Luis Obispo Calf Cyn along hwy 58 ca 0.5 mi W of jctn with hwy 229 Comment
  CAS-BOT-BC345093  Madia sativa David D. Keck; Wm. M. Hiesey 1940-5-30 5103 San Luis Obispo 6 mi. S. of San Luis Obispo Comment
  OBI15704  Madia sativa Robert F. Hoover 1966-9-13 9998 San Luis Obispo 2 mi N of Arroyo de la Cruz on State hwy 1, by roadside Comment
  RSA69280  Maianthemum racemosum subsp. amplexicaule Margaret Stason 1930-4-14 8938 San Luis Obispo Near Templeton Comment
  RSA648503  Maianthemum stellatum Charles D. Dunn 1972-4-15 s.n. San Luis Obispo See Canyon 61 Comment
  CAS-BOT-BC514534  Maianthemum stellatum R. F. Hoover 1947-3-16 6680 San Luis Obispo San Carpoforo Creek near ocean Comment
  CAS-BOT-BC204140  Malacothamnus jonesii Clare B. Hardham 1956-6-21 974 San Luis Obispo Santa Lucia Mountains. Peachy Canyon Comment
  CAS-BOT-BC204152  Malacothamnus jonesii Roxana S. Ferris 1939-6-1 9763 San Luis Obispo Hills about 3 miles east of Atascadero 411 Comment
  SBBG114993  Malacothamnus jonesii D. Wilken with E. Painter, T. Slotta 2002-5-28 15906 San Luis Obispo first ridge E of Lopez Lake, N of Arroyo Grande Crk, ca. 1 linear km WNW of mouth of Potrero Crk. 280 Comment
  UC1602142  Malacothamnus jonesii T. M. Hendrix 1937-6-4 250 San Luis Obispo 5 mi nw El Dorado School; Pozo Quadrangle Comment
  CAS-BOT-BC204154  Malacothamnus jonesii Ernest C. Twisselmann 1956-5-7 2771 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Portagee Canyon, fork of Gillis Canyon 487 Comment
  JEPS99449  Malacothamnus jonesii Clare B. Hardham 1959-5-6 4414 San Luis Obispo sandy hills N of Nacimiento Dam Comment
  OBI72536  Malacothamnus jonesii E. L. Painter & M. Wetherwax, David J. Keil; K. Downing, C. Bratt, J. Olson 2000-5-16 CR- 62 San Luis Obispo Camp Roberts on N side of Nacimiento River, N of Twin Bridges 160 Comment
  OBI77012  Malacothamnus jonesii Mark E. Schneider 1974-8-4 s.n. San Luis Obispo hwy 58, Approx 10 mi past Pozo, Santa Lucia mts Comment
  CAS-BOT-BC216173  Malacothamnus palmeri Alice Eastwood 1927-7-31 15013 San Luis Obispo Along road from Morro to Atascadero Comment
  JEPS99440  Malacothamnus palmeri Clare B. Hardham 1961-5-12 6990 San Luis Obispo Mono Road, near road to Cerro Alto fire lookout Comment
  SBBG46672  Malacothrix californica L. W. Edge 1973-4-11 287 San Luis Obispo Shell Crk area of St Hwy 58 Comment
  CAS-BOT-BC345339  Malacothrix californica Ernest C. Twisselmann 1955-4-9 1828 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles southeast of Shandon 420 Comment
  POM290262  Malacothrix californica Lyman Benson 1934-4-14 5828 San Luis Obispo Santa Maria-U.S. 101; South Coast ranges 152 Comment
  CAS-BOT-BC345435  Malacothrix clevelandii Clare B. Hardham 1956-5-17 728 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch near San Marcos Creek Comment
  UC604943  Malacothrix clevelandii Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9440 San Luis Obispo 8 mi e Santa Margarita (on Mountain Road near its junction with State Highway #178) Comment
  CAS-BOT-BC345545  Malacothrix coulteri Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9464 San Luis Obispo Lower edge of Soda Lake on Carriso Plain Comment
  CAS-BOT-BC322490  Malacothrix incana Ernest C. Twisselmann 1959-11-2 5895 San Luis Obispo Oceano Dunes west of Oso Flaco Lake 4 Comment
  UC1321262  Malacothrix incana R. F. Hoover 1966-9-21 10080 San Luis Obispo Oso Flaco Lake Comment
  JEPS35249  Malacothrix incana R. F. Hoover 1946-12-17 6577 San Luis Obispo Ocean Beach Comment
  OBI67805  Malacothrix saxatilis var. commutata M. Wetherwax, David J. Keil, J. Olson, K. Downing 2000-5-16 CR- 65 San Luis Obispo Camp Roberts; above Nacimiento River, between Twin Bridges and Tower Rd. UTMs NAd27 zone 10S, 694582 E, 3960393N 160 Comment
  OBI53843  Malva parviflora Arthur W. Hazebrook 1993-5-23 205 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill Comment
  OBI14825  Marah fabacea R. F. Hoover 1966-4-20 9824 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  UC1296084  Marah fabacea R. F. Hoover 1965-1-31 9330 San Luis Obispo s San Luis Obispo (on Johnson Ave. extension near junction with Arroyo Grande Road) Comment
  CAS-BOT-BC8167  Mariposa simulans David Daniels Keck 1934-4-26 2815 San Luis Obispo La Panza. Comment
  OBI25952  Marrubium vulgare Karen Bradish 1981-2-20 4 San Luis Obispo End of Madonna Rd Comment
  SBBG104571  Marrubium vulgare M. D. Proctor, E. A. Young 1993-4-17 ROB 463 San Luis Obispo pond NW of Chorro Reservoir; Camp Roberts Comment
  OBI17411  Matricaria discoidea Lynne Dee Althouse 1977-5-22 100 San Luis Obispo Wolfe's Horse ranch, near San Luis High school Comment
  UCD14904  Matricaria occidentalis M. Rejmanek 1995-4-15 s.n. San Luis Obispo San Luis Obispo County: at the south end of Soda Lake, on the Carrizo Plain. Comment
  OBI12800  Medicago lupulina Robert F. Hoover 1953-5-28 8323 San Luis Obispo Lopez Cyn Comment
  OBI59590  Medicago minima David J. Keil, with V. L. Holland 1999-4-27 28258 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  OBI12809  Medicago polymorpha Betty Sheehan 1957-10-18 24 San Luis Obispo Science Bldg. Cal Poly campus Comment
  UCR135968  Medicago polymorpha George K. Helmkamp 2003-8-16 8075 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  OBI12796  Medicago sativa Robert F. Hoover 1966-9-12 9994 San Luis Obispo Nipomo Crk SE of Nipomo Comment
  OBI50150  Melica californica Michael Curto 1990-5-12 643 San Luis Obispo Santa Lucia Mts, Los Padres NF, Stony crk CG, T31S R16E S21 SE1/4 610 Comment
  OBI66047  Melica imperfecta Greg Wilvert, Ben Carter 2006-5-12 552 San Luis Obispo SE Half of the Caliente Range. 0.6 km S of Padrones Spring 1207 Comment
  UCD145394  Melica imperfecta G. F. Hrusa 1995-4-15 12098 San Luis Obispo San Luis Obispo County: approximately 1 mile south of Queen Bee Camp, 1 mile south of La Panza Summit on La Panza Road. 750 Comment
  CAS-BOT-BC281680  Melica imperfecta H. C. Lee 1936-3-10 475 San Luis Obispo 0.5 mile S of Indian Knob Comment
  OBI21996  Melica imperfecta Robert F. Hoover 1964-5-11 8766 San Luis Obispo 2 mi SW of Pozo on rd to Arroyo Grande Comment
  OBI35652  Melica imperfecta S. M. Inman 1983-5-19 73 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI80025  Melica imperfecta David J. Keil, with Lynne Dee Althouse 2002-5-2 29840 San Luis Obispo Santa Margarita Ranch Comment
  OBI32304  Melica torreyana David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14399 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UC1583622  Melica torreyana David Keil with M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20711 San Luis Obispo n San Simeon (along system of ridges and canyons just n of Arroyo de la Cruz) Comment
  CAS-BOT-BC264271  Melica torreyana Clare B. Hardham 1962-4-22 9067 B San Luis Obispo Hills northeast of San Antonio Mission Comment
  SEINET6853208  Melica torreyana Wanda P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo Ca. 4.5 miles north-northeast of San Luis Obispo, below Cuesta Pass. Comment
  OBI80978  Melilotus indicus Kate Barrett, Ryland Burke, Sarah Clark, Josue Flores, Lena Binley and Marieke Bayens 2015-4-9 8 San Luis Obispo Laguna Lake Park. Comment
  UC456134  Mentha canadensis Unangst and Jepson 1908-7-20 San Luis Obispo Laguna Comment
  UC1953277  Mentha suaveolens D. R. Miller 2007-8-9 807 .859 San Luis Obispo Pine Mt Region. Throughout beds next to house at D. R. Miller property, Tobacco Creek drainage. Comment
  OBI12485  Mentzelia affinis Robert F. Hoover 1947-3-30 6843 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI55583  Mentzelia affinis George Butterworth 1998-5-28 261 San Luis Obispo Carrizo Plain Natural area. NNW of Chalk Mtn. Beside Morales Rd, .9 mi N of oilfield gate 610 Comment
  UCR19595  Mentzelia affinis F. W. Peirson 1929-5-18 8404 San Luis Obispo Upper Cuyama Valley 427 Comment
  SBBG83813  Mentzelia gracilenta C. F. Smith 1986-5-15 12096 San Luis Obispo S side of Caliente Mtn Comment
  OBI12454  Mentzelia pectinata Robert F. Hoover 1949-4-2 7577 San Luis Obispo Cottonwood Pass, near summit Comment
  OBI59616  Mentzelia pectinata Clifton F. Smith 1991-4-9 12182 San Luis Obispo On Crocker Grde above Carrizo Plain, Temblor Range Comment
  OBI82364  Micranthes californica David J. Keil 2016-3-6 33551 San Luis Obispo Santa Rita Creek Canyon along Santa Rita Road. 275 Comment
  UC604876  Micropus californicus var. californicus Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9444 San Luis Obispo 8 mi e Santa Margarita (on Mountain Road near its junction with State Highway #178) Comment
  CAS-BOT-BC348659  Micropus californicus var. subvestitus R. F. Hoover 1964-5-15 8899 San Luis Obispo Ridge south of San Carpoforo Creek Comment
  CAS-BOT-BC349133  Microseris douglasii subsp. tenella Alice Eastwood; John Thomas Howell 1936-5-6 2225 B San Luis Obispo East of Morro on road to San Luis Obispo Comment
  OBI039391  Microsteris gracilis Clifton F. Smith 1950-3-17 2578 San Luis Obispo Loamy hills near Pinole Springs southeast of Shandon. 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
  RSA600654  Mimulus aurantiacus Louis C. Wheeler 1959-8-5 7632 San Luis Obispo Ridge west of Cerro Alto. 457 Comment
  OBI27009  Mimulus aurantiacus var. aurantiacus James Courtney 1980-12-20 17 San Luis Obispo San Luis Obispo, Pennington Crk Biological Reserve Comment
  JEPS50753  Mimulus aurantiacus var. aurantiacus Rimo Bacigalupi 1967-6-27 9299 San Luis Obispo first canyon 1/3 mi n San Carpoforo Canyon (along Calif. State Highway #1) 45 Comment
  OBI9482  Mimulus aurantiacus var. aurantiacus W. Kent Allender 1962-12-17 s.n. San Luis Obispo Collected in burn area, Cuesta Summit N of US 101, San Luis Obispo Comment
  JEPS35346  Mimulus grandis R. F. Hoover 1964-8-13 9214 San Luis Obispo San Bernardo Creek Comment
  IRVC29572  Mimulus guttatus Mark A. Elvin, Nic Huber 2006-3-30 4628 San Luis Obispo San Luis Obispo; N-side of Laguna Lake, at base of hill. Central Coastal 61 Comment
  OBI37674  Mimulus guttatus Eric Wise 1981-6-11 514 San Luis Obispo Little Morro Crk, Morro Bay Comment
  SBBG18854  Mimulus rattanii C. B. Hardham 1961-4-26 6919 San Luis Obispo Franklin Crk, W of Adelaida Comment
  OBI57313  Minuartia douglasii David J. Keil 1998-5-13 27253 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  OBI74416  Minuartia douglasii Theo Fitanides, Anthony Baniaga 2010-4-23 135 San Luis Obispo Tierra Redonda Mtn BLM ACEC 604 Comment
  OBI64856  Minuartia douglasii David J. Keil 2001-5-8 29423 San Luis Obispo Prefumo Canyon, ca. 2.5 miles from Los Osos Valley Road along Prefumo Canyon Road Comment
  OBI57315  Minuartia pusilla David J. Keil 1998-5-13 27224 San Luis Obispo Just E of intersection of La Panza Rd. & Hwy 58 Comment
  CAS-BOT-BC384022  Mirabilis jalapa Ernest C. Twisselmann 1971-8-12 18069 San Luis Obispo Templeton 274 Comment
  UC136821  Monardella breweri subsp. lanceolata E. Palmer, M. D. June 1876 363 San Luis Obispo San Luis Obispo District Comment
  SEINET10582120  Monardella palmeri A. Graff 1993-7-9 Graff 163 San Luis Obispo Los Padres National Forest, Cuesta Ridge. Hillside below TV towers, before the entrance to the Cuesta Ridge Botanical Area. T29S,R12E,S35. Locally infrequent, patchy, on serpentine; hugs shrubs. With Cupressus sp., Quercus sp., Arctostaphylos sp., grasses. Past bloom. Comment
  SEINET4173654 Image available Monardella undulata R. F. Hoover 1946-9-17 6421 San Luis Obispo Oceano Comment
  SDSU7344  Monardella undulata D. F. Howe 1963-6-30 3568 San Luis Obispo Hillside south of Morro Bay, San Luis. Comment
  SEINET13948652 Image available Monardella undulata Lewis S. Rose 1950-1 50126 San Luis Obispo Oso Flaco Lake region, coastal dunes Comment
  OBI58382  Monardella undulata subsp. crispa Austin P. Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Nipomo Dunes, W of Black Lake along Southernmost crest of Dune Lakes Comment
  UC1281004  Monardella undulata subsp. undulata H. E. McMinn 1935-6-16 3847 San Luis Obispo Oceano Station Comment
  UC25525  Monardella villosa subsp. obispoensis Mrs. R. W. Summers 1882-6-8 San Luis Obispo Coast Hills 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
  OBI18739  Monolopia lanceolata Dieter H. Wilken 1965-3-27 133 San Luis Obispo Crocker grade, W slope of the Temblor range 762 Comment
  OBI47557  Monolopia lanceolata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19222 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58. T29S, R17E, NW corner of sect 26 Comment
  UCR25475  Monolopia lanceolata R. E. Steele 1977-1-30 5 San Luis Obispo Cuyama Valley along W side of Soda Lake Rd 16 mi north of Rt. 166. 732 Comment
  CAS-BOT-BC349546  Monolopia lanceolata Clare B. Hardham 1957-4-25 1745 San Luis Obispo Santa Lucia Mountains. 3 miles west of Paso Robles on south road to Adelaida Comment
  UC1484359  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1976-4-24 223 San Luis Obispo 0.8 km (0.5 mi) se Cammatti Canyon road (on San Juan Creek road, ne of road) 370 Comment
  UCSB15373  Monolopia lanceolata Breedlove, Dennis 1962-3-18 San Luis Obispo Flood plain of Cuyama River, 17.5 miles west of New Cuyama on State 166 609 Comment
  OBI18696  Monolopia stricta Robert F. Hoover 1967-3-28 10307 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  JEPS34946  Monolopia stricta W. L. Jepson 1932-4-3 16202 San Luis Obispo between Choice Valley and Carrizo Plain; Yequas Hills 502 Comment
  RSA247117  Monolopia stricta Gary D. Wallace, Dieter Wilken 1966-4-2 310 San Luis Obispo South of Simmler, Soda Dry Lake in the Carrizo Plain Comment
  UC1925844  Montia fontana David Keil 1981-4-9 14289 San Luis Obispo 2.5 miles beyond Shell Creek along State Highway 58. Comment
  SD249260  Montia fontana David Keil 1978-3-11 12612 San Luis Obispo Avenales Wildlife area near Shell Creek along Highway 58. Comment
  UC463203  Morella californica Roxana S. Ferris 1929-4-16 7688 San Luis Obispo Road to Atascadero, 6 miles east of Morro Bay Comment
  RSA756703  Mucronea californica Barbara J. Ertter 1989-5-23 8482 San Luis Obispo Unical Oil Refinery, 4 air miles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area. Comment
  UC52569  Mucronea californica Mrs. Blochman 1892-1 San Luis Obispo Santa Maria Comment
  CAS-BOT-BC109022  Mucronea californica R. F. Hoover 1947-5-24 7203 San Luis Obispo Yaro Creek near its junction with Toro Creek. Comment
  CAS-BOT-BC109055  Mucronea californica Roxana S. Ferris 1955-5-23 12794 San Luis Obispo 2.3 miles southeast of Geneseo School (east branch of Huerhuero Creek) on road to Creston. Comment
  OBI10905  Mucronea californica Robert F. Hoover 1964-8-14 9249 San Luis Obispo Jack Lake, S of Callender Railway siding Comment
  RSA0027655  Mucronea perfoliata Greg Wilvert 2005-5-20 436 San Luis Obispo 0.5 km S of Quail Spring Reservoir. 890 Comment
  RSA491694  Mucronea perfoliata James L. Reveal, C. Rose Broome, Clare B. Hardham 1987-6-16 6467 San Luis Obispo Along Shell Creek Rd., 1.2 mi. north of California Highway 58, about 11 airline mi. southeast of Creston. 427 Comment
  RSA585703  Mucronea perfoliata F. L. Johnson, E. A. Young 1993-5-24 ROB- 552 San Luis Obispo Sulphur Spring Rd. in middle of Area R; Topography: ravine; Comment
  UC454447  Muilla maritima I. J. Condit 1911-5-13 San Luis Obispo Price Canyon Comment
  OBI10590  Myosurus minimus Robert F. Hoover 1947-3-30 6852 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  UC564160  Myosurus minimus Roxana S. Ferris 1935-3-29 9110 San Luis Obispo 1 mi n;, Carriso Plain Soda Lake; Carriso Plain Comment
  OBI35052  Myriophyllum spicatum Eric Wise 1981-9-29 1259 San Luis Obispo Loepz Cy. Approx 6 mi NW of Hi Mtn Rd Comment
  CAS-BOT-BC456207  Najas marina Ernest C. Twisselmann 1959-11-2 5901 San Luis Obispo Oso Flaco Lake. 6 Comment
  SBBG109916  Nassella cernua C. B. Hardham 1958-5-10 3353 San Luis Obispo Cypress Mtn Comment
  UC1133171  Nassella lepida T. M. Hendrix 1937-6-9 289 San Luis Obispo 3 3/4 mi ene Pozo; Los Padres National Forest, Pozo Quadrangle Comment
  RSA180178  Nassella lepida Clare B. Hardham 1961-4-29 6939 San Luis Obispo Cuesta Sargent Cypress grove north of San Luis Obispo; The Santa Lucia Mountains. 762 Comment
  SBBG109889  Nassella lepida C. B. Hardham 1961-4-14 7388 San Luis Obispo 11 mi E of Cambria, Hwy 41 335 Comment
  CAS-BOT-BC65035  Nasturtium gambelii Dennis E. Breedlove 1963-8-6 5705 San Luis Obispo Along shore of Oso Flaco Lake. Comment
  CAS-BOT-BC65031  Nasturtium gambelii Robert F. Hoover 1947-8-2 7345 San Luis Obispo Near Small Twin Lake, S of Arroyo Grande. Comment
  SD240947  Nasturtium officinale Mark A. Elvin, Erin Shapiro 2010-7-29 6470 San Luis Obispo Central Coast: Santa Maria River Valley, Guadalupe Dunes, SE edge of Oso Flaco Lake, 50 meters NE of agricultural ditch (Oceano 7.5'Q) 2 Comment
  OBI31552  Navarretia atractyloides Joy Nishida 1982-6-5 429 San Luis Obispo .9 miles south of American Canyon Campground. Dead snag of Quercus lobata near road. Dry annual grasses common. 512 Comment
  UC1602113  Navarretia atractyloides Rev. R. W. Summers San Luis Obispo Comment
  UC639024  Navarretia atractyloides B. E. and H. J. Miossi 1940-7-25 264 San Luis Obispo 5 mi w Edna (near Pismo Creek) 30 Comment
  OBI83487  Navarretia hamata subsp. hamata David J. Keil 27746 San Luis Obispo S of Creston at 4425 Coyote Canyon Rd. (between Creston & Hwy 58, W of O'Donnovan Rd.) Comment
  RSA140487  Navarretia jaredii Clare B. Hardham 1960-6-1 5965 San Luis Obispo Santa Lucia Mountains: Burnett Peak 609 Comment
  UC150008  Navarretia jaredii Mrs. K. Brandegee 1911-7-12 140 San Luis Obispo near Paso Robles (along the Creston Road); Coast Ranges Comment
  CAS-BOT-BC230463  Navarretia mitracarpa R. F. Hoover 1946-6-15 6147 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  SBBG117513  Navarretia prostrata E. Painter, M. Wetherwax 2000-4-21 CR 50 San Luis Obispo both sides of Rd C-25, N of Tower Rd; Camp Roberts 250 Comment
  CAS-BOT-BC431356  Nemacladus californicus L. Jared 1893-6-1 s.n. San Luis Obispo Goodwin Comment
  SEINET10464802  Nemacladus capillaris John G. Lemmon 1887-1 Lemmon s.n. San Luis Obispo Comment
  SEINET10460992  Nemacladus secundiflorus Ferris 1939-5-18 FERRIS 9744 San Luis Obispo In sand and gravel along Dry Creek , 4 miles south of Union Comment
  SEINET10840511  Nemacladus secundiflorus Rimo Bacigalupi 1955-5-23 Bacigalupi 5184 San Luis Obispo Gravelly bottom of the East Branch of Huerhuero Creek, along road from Geneseo School to Creston, 1.7 miles south of Geneseo School 323 Comment
  OBI20988  Nemacladus secundiflorus var. secundiflorus Robert F. Hoover 1947-5-24 7204 San Luis Obispo Yaro crk near its jctn with toro Crk Comment
  OBI57362  Nemacladus secundiflorus var. secundiflorus David J. Keil 1998-6-1 27566 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI31240  Nemophila menziesii Julie M. Vanderwier 1979-4-4 102 San Luis Obispo Indian Knob Tar Sands Comment
  OBI66647  Nemophila menziesii D. R. Miller 1994-4-5 494 -162 San Luis Obispo Pine Mt Region. from slope along Ridge Rd between Ridge meadows, Tobacco Crk drainage 914 Comment
  UCSC000577  Nemophila menziesii Randall Morgan 1989-4-1 s.n. San Luis Obispo 3 mi. E. and 12 mi. S. of Shandon Shandon - Shell Creek Comment
  SBBG108888  Nemophila menziesii var. menziesii K. Kirkland 1991-4-12 25 San Luis Obispo East Cuesta Ridge, 2 mi up East Cuesta Ridge Rd from La Cuesta Summit 609 Comment
  OBI64402  Nemophila pedunculata David J. Keil 2001-3-28 29195 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI82471  Nemophila pulchella David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33542 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  OBI72783  Nerium oleander D. R. Miller 2009-6-11 609 .893 San Luis Obispo Rocky Butte/Pine Mt Region. At old Homestead sight, Coles rd; In grassy fields below rd, Marmolejo Crk drainage 762 Comment
  OBI47524  Nicotiana acuminata Sydney Smith 1986-8-8 5 San Luis Obispo Vacant lot near Foothill and Calif Blvds in San luis Obispo. A crk runs through the lot 70 Comment
  OBI4398  Notholithocarpus densiflorus var. densiflorus William Lester 1969-5-25 248 San Luis Obispo Lower end of Coon Creek Comment
  CDA17689  Oemleria cerasiformis Austin Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz, Vermillion Hill. 152 Comment
  SBBG14963  Oenothera elata subsp. hirsutissima E. R. Blakley 1960-7-2 3504 San Luis Obispo between ocean and Oso Flaco Lake 6 Comment
  SBBG60473  Oenothera elata subsp. hirsutissima M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC2026913  Oenothera elata subsp. hookeri David J. Keil 2010-11-10 30942 San Luis Obispo Intersection of Price Canyon Road and Highway 227, Edna and roadside zone near field bisected by East Corral de Piedra Creek Comment
  OBI6214  Opuntia ficus-indica Malcolm G. McLeod 1973-11-17 1254 San Luis Obispo In open horse pasture about 20 m N of MGM 1255 Comment
  OBI53134  Orobanche californica subsp. jepsonii Lynne Dee Oyler, David J. Keil 1988-6-23 554 San Luis Obispo Upper Perfumo Cyn Rd near summit Comment
  RSA0006079  Orthocarpus densiflorus var. obispoensis Philip A. Munz, D. D. Keck 1926-4-8 10242 San Luis Obispo 1 mile N of Morro. Comment
  PASA152  Orthocarpus erianthus var. micranthus Margaret Stason 1929-4-29 San Luis Obispo Hillside, Cuyama Valley Comment
  CLARK-A1045-1329  Orthocarpus lithospermoides George K. Helmkamp 1978-6-3 San Luis Obispo Morro Bay Baywood Park, right at ocean; Morro Bay S 7.5'Q Comment
  OBI75859  Osmorhiza brachypoda Al Lindholm 1971-4-24 212 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. 1/2 mi SE of Geode Mtn Comment
  OBI8824  Osmorhiza brachypoda Robert F. Hoover 1949-5-14 7673 San Luis Obispo Rocky Butte district, above San Simeon Comment
  SBBG107585  Osmorhiza brachypoda C. B. Hardham 1960-5-5 5831 San Luis Obispo Pine Mtn 914 Comment
  UCR123162  Oxalis corniculata subsp. pilosa George K. Helmkamp, E. A. Helmkamp 2002-4-16 7404 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  SBBG83805  Packera breweri C. F. Smith 1986-5-15 12078 San Luis Obispo rd up to Caliente Mtn from Russell Ranch in Cuyama Valley 1219 Comment
  UC1969511  Packera breweri George Butterworth 1995-5-2 71 San Luis Obispo 40 yards down (NE) from road. Comment
  RSA176809  Paeonia californica D. E. Breedlove 1963-3-22 4275 San Luis Obispo 3 miles west of Pozo Comment
  OBI75217  Panicum dichotomiflorum subsp. dichotomiflorum David J. Keil 2011-7-4 31057 San Luis Obispo San Luis Obispo. 1565 Descanso Drive (between Los Osos Valley Road and Del Rio Ave. Comment
  UC117975 Image available Papaver californicum J. G. Lemmon 1887-1 San Luis Obispo Cholame Comment
  OBI65100  Papaver heterophyllum Greg Wilvert 2005-4-30 358 San Luis Obispo SE half of Caliente Range. 200 m S of Padrones Spring 914 Comment
  UCD96004  Papaver hybridum Ernest C. Twisselmann 1962-4-29 7025 San Luis Obispo San Luis Obispo County: Choice Valley Hills; hillslope on the south-east side of Sinsheimer Flat. 632 Comment
  OBI58566  Papaver somniferum David J. Keil 1998-5-14 27269 San Luis Obispo Montana de Oro State Park. Valencia Peak burn area. Comment
  OBI58582  Papaver somniferum David J. Keil 1998-4-27 26919 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  SEINET3404695  Papaveraceae W. R. Ernst 1961-4-2 757 San Luis Obispo Simmler and Creston, Along the Simmler-Creston road about 2 miles Northwest of the junction to La Panza. 518 Comment
  UC1101577  Parapholis incurva Malcolm A. Nobs and S. Galen Smith 1949-6-22 814 San Luis Obispo 3 mi s Pismo Beach (Oceano); s of Pismo Beach Comment
  UCSB71052  Parapholis incurva Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. About 75 feet from back dunes, 850 feet from access road, north edge of study site. 4 Comment
  OBI8720  Parietaria hespera Robert F. Hoover 1947-3-16 6668 San Luis Obispo Coast just S of Monterey Co line Comment
  POM265135  Pectocarya penicillata I. L. Wiggins 1929-4-13 3414 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  SBBG108253  Pectocarya penicillata C. B. Hardham 1958-4-2 4167 San Luis Obispo Black Mtn Comment
  UC1125733  Pedicularis densiflora A. D. Gifford 1937-3-27 801 San Luis Obispo 3 mi e Pozo 548 Comment
  OBI80542  Pedicularis densiflora Denniq 2013-2-23 8 San Luis Obispo Next to Granite Ridge Road, between Creston and Santa Margarita 457 Comment
  OBI9313  Pedicularis densiflora Richard Wunrow 1954-4-11 4 San Luis Obispo On N side of Stony Crk, about 1/4 mi W of CCC camp Comment
  SBBG34891  Pedicularis densiflora Mrs. R. W. Summers -May-1889 San Luis Obispo by a spring, hill near San Luis Obispo Comment
  CAS-BOT-BC69232  Pellaea andromedifolia Marcus E. Jones 1882-5-5 3227 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC69230  Pellaea andromedifolia Clare B. Hardham 1957-12-29 2843 San Luis Obispo Black Mountain - Highland District Comment
  CAS-BOT-BC71462  Pellaea mucronata R. F. Hoover 1946-11-24 6565 San Luis Obispo Hill above Salinas River opposite Pilitas Creek Comment
  JEPS50746  Penstemon heterophyllus var. australis Rimo Bacigalupi 1967-6-27 9292 San Luis Obispo along State Highway 41, 5.2 mi w Atascadero ((1.5 mi e of road summit), on road to Morro Bay); w of Atascadero, on road to Morro Bay 381 Comment
  OBI74351  Penstemon heterophyllus var. heterophyllus Theo Fitanides, Matthew Johnson 2010-5-22 185 San Luis Obispo Tierra Redonda Mtn BLM ACEC 436 Comment
  UC338222  Penstemon heterophyllus var. heterophyllus J. G. Lemmon 1887-1 San Luis Obispo Comment
  OBI56828  Pentachaeta alsinoides David J. Keil 1998-4-7 26577 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  UCR247888  Pentachaeta exilis David J. Keil, Elizabeth Painter, Margariet Wetherwax, Jeff Greenhouse, D. H. Wilken, Joann Froland 2001-4-17 29309 San Luis Obispo Camp Roberts, just northwest of junction of San Marcos Road and Generals Road 201 Comment
  SFV3818  Pentachaeta exilis C. B. Hardham 1960-3-28 5256 San Luis Obispo Shale hills north of Bee Rock. Comment
  UC1714566  Perideridia oregana E. Palmer, M. D. 1876-7-22 156 San Luis Obispo opposite San Simeon Bay; Pine Mt. Comment
Read comments
Jul 9 2012
  UC1390006  Perideridia pringlei T. I. Chuang, F. M. Chuang, and S. Banwar 1965-7-5 5979 San Luis Obispo Botanical Garden California Polytechnical College Comment
  OBI19660  Peritoma arborea Robert F. Hoover 1948-4-17 7478 San Luis Obispo Commatti Canyon Comment
  OBI19655  Peritoma arborea var. globosa Robert F. Hoover 1967-6-4 10602 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  CAS-BOT-BC413605  Persicaria amphibia Clare B. Hardham 1957-9-23 2653 San Luis Obispo Santa Lucia Mountains. Atascadero Lake Comment
  OBI23118  Persicaria capitata Blake Allen 1979-11-28 3 San Luis Obispo Murray St Station Aps, San Luis Obispo 85 Comment
  OBI79688  Persicaria lapathifolia David J. Keil 2011-11-5 31145 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd Street bridge 8 Comment
  OBI36824  Persicaria punctata Eric Wise 1981-7-27 996 San Luis Obispo Greengate ponds. Orcutt Rd Comment
  SBBG107028  Phacelia C. B. Hardham 1959-4-12 4222 San Luis Obispo Cambria pine woods Comment
  LA25856  Phacelia ciliata Harlan Lewis; 1950-3-25 sn San Luis Obispo Carriso Plain Comment
  OBI2190  Phacelia ciliata var. ciliata E. McMillan 1952-3-15 9 San Luis Obispo Choice Valley, 2 mi S and 9 mi E of Shandon Comment
  OBI77621  Phacelia ciliata var. ciliata David J. Keil, with Rhonda Riggins 2003-4-23 30131 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. At 35.09920 deg. N x 119.83053 deg. W 1280 Comment
  UC564184  Phacelia ciliata var. ciliata Roxana S. Ferris 1935-3-29 9106 San Luis Obispo 2 mi s Simmler; Carriso Plain Comment
  UC1562610  Phacelia distans Barbara Ertter 1989-5-23 8483 San Luis Obispo ca 4 air mi s Oceano (at bend in Hwy 1, just across rr tracks from parking area); Unical Oil Refinery Comment
  RSA155481  Phacelia distans L. S. Rose 1961-4-15 61044 San Luis Obispo Eight miles southeast of Nacimiento Dam, San Marcos Creek. 335 Comment
  RSA18233  Phacelia distans Carl B. Wolf 1929-4-16 3617 San Luis Obispo Mouth of small creek along coast four miles north of Morro Bay. Comment
  UC1541103  Phacelia distans Clifton F. Smith 1950-5-4 2772 San Luis Obispo off Creston-Simmler Rd 1/4 mi n Fernandez Creek crossing Comment
  OBI72266  Phacelia douglasii Anthony Baniaga, Daniel Chavez 2010-3-14 55 San Luis Obispo Tierra Redonda Mtn BLM ACEC 587 Comment
  UC1069218  Phacelia douglasii W. A. Peterson 1937-4-14 682 San Luis Obispo 1.1 mi se mouth of Cedar Creek; La Panza Quadrangle Comment
  LA88541  Phacelia douglasii O. H. Kappler; 1945-4-22 785 San Luis Obispo Nipomo, Sanata Maria Valley Comment
  OBI13796  Phacelia douglasii Eben McMillan 1952-4-2 San Luis Obispo Palo Prieto Cyn 5 mi SE Cholame Comment
  OBI58192  Phacelia grandiflora David J. Keil 1998-4-9 26632 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI58203  Phacelia grandiflora David J. Keil 1998-4-28 26945 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  JEPS1202  Phacelia grisea L. Constance and R. F. Hoover 1950-6-21 3351 San Luis Obispo summit of Rocky Butte, Santa Lucia Range Rocky Butte; Santa Lucia Range, Rocky Butte 1036 Comment
  RSA659225  Phacelia grisea David J. Keil, R. Riggins 1987-5-11 20145 San Luis Obispo Cuesta Ridge east, along road to radio facility N of Mt. Lowe, ca. 0.35 miles from Cuesta Ridge road and 4 miles from US 101. 732 Comment
  RSA518216  Phacelia grisea Steven A. Junak, Tina J. Ayers 1989-7-14 4114 San Luis Obispo Cuesta Ridge Botanical Area: extreme north edge of Botanical Area, at end of powerline road 0.4 mile southwest of intersection with Tassajera Creek Road; intersection is 1.8 miles west of Highway 101. 506 Comment
  UCR248171  Phacelia nemoralis subsp. nemoralis David J. Keil 1998-6-15 27825 San Luis Obispo Along Santa Rita Creek Rd., west of Templeton, 2-3 miles west of junction with Vineyard Dr. 305 Comment
  OBI58205  Phacelia ramosissima David J. Keil 1998-8-24 28019 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  SD112821  Phacelia ramosissima Darley F. Howe 1948-5-17 1925 San Luis Obispo Coast of San Luis Obispo County Comment
  IRVC28944  Phacelia ramosissima var. ramosissima G. K. Helmkamp 2003-9-19 8150 San Luis Obispo Nipomo Mesa area. Pomeroy Rd, 0.2 mi S of Los Berros Rd. Central Coast 76 Comment
  UCD120683  Phacelia rattanii Clare B. Hardham 1961-5-26 7134 San Luis Obispo San Luis Obispo County: Franklin Creek, west of Adelaida. Comment
  JEPS21162  Phacelia tanacetifolia W. A. Peterson 1937-4-5 661 San Luis Obispo 3 mi nnw syncline hill; La Panza Quadrangle 609 Comment
  CDA40453  Phacelia tanacetifolia Steve Mason, Joey Artero 1993-4-24 15 San Luis Obispo Carrizo Plain Natural Area, northeast side road off Elkhorn Rd., 1.2 mi. south of Elkhorn and Simmler Roads' junction, 300 feet up road on left roadside past washing machine. Comment
  OBI50121  Phalaris aquatica Robert D. Page 1962-5-5 97 San Luis Obispo Alog hwy one between San Luis Obispo and Morro Bay Comment
  SBBG124761  Phalaris aquatica C. B. Hardham 1957-11-2 2719 San Luis Obispo near intersection of Hwy 1 and Cayucos Rd Comment
  RSA126962  Phalaris brachystachys G. T. Nordstrom 1937-6-7 1321 San Luis Obispo 2.9 miles SW of Josephine School; T28S R10E S6 152 Comment
  OBI58977  Phalaris paradoxa David J. Keil, with Kathleen A. Keil 1998-6-13 27813 San Luis Obispo La Panza Mountains. Vicinity of Shell Creek, 0.5 miles from junction of Shell Creek Rd. and Hwy 58. Comment
  CHSC9549  Pholisma arenarium Tom Rodgers 1971-7-28 San Luis Obispo Behind sand dunes within 100 ft. of tideland marsh. South end of Morro Bay, 1 mi. west of Las Asas and less than 1/2 mi. from ocean. Comment
  UC1494003  Pholisma arenarium G. Yatskievych 1981-5-18 81 -180 San Luis Obispo road to Union 76 Refinery off Highway 1 (6 mi s of Oceano) 30 Comment
  OBI57572  Pholisma arenarium Austin P. Griffiths 1980-6-21 s.n. San Luis Obispo Morro Bay sand dunes; at S end of Morro Bay Comment
  CAS-BOT-BC222606  Pholistoma auritum var. auritum Clare B. Hardham 1956-3-27 288 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch, San Marcos Creek Comment
  OBI80907  Phyla nodiflora David J. Keil 1985-6-19 18881 San Luis Obispo Along Binscarth Road east of Pecho Rd. Comment
  RSA173959  Phyllospadix scouleri Robert F. Thorne, Percy C. Everett 1963-6-12 32259 San Luis Obispo Piedras Blancas Point. Comment
  RSA683030  Phyllospadix scouleri F. H. Elmore 1938-8-14 361 San Luis Obispo Avila; Port Aguello Comment
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Dec 28 2013
  OBI31178  Pickeringia montana var. montana Julie M. Vanderweir 1979-9-12 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  RSA0039716  Pickeringia montana var. montana LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6505 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  CDA43229  Picris echioides Richard R. Halse 2012-3-27 8442 San Luis Obispo Along State Highway 1, ca. 1.4 miles south of Ragged Point, near the spot where the highway crosses over San Carpoforo Creek. Comment
  UC145  Pinus attenuata W. H. Brewer Apr 1861 471 San Luis Obispo Santa Lucia Mts. Comment
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Jul 6 2010
  CAS-BOT-BC78285  Pinus attenuata R. F. Hoover 1946-10-26 6532 San Luis Obispo Summits above (se. of) Cuesta Pass Comment
  UCR140985  Pinus halepensis George K. Helmkamp 2004-3-5 8327 San Luis Obispo Central Coast, Oceano, 0.1 mi N of the beach entrance for vehicles 8 Comment
  MACF25062  Pinus muricata Trudy R. Ericson 1975-4-20 293 San Luis Obispo At end of Santa Maria Avenue, near beach, Baywood Park 60 Comment
  OBI22740  Pinus muricata B. A. Smith 1966-5-16 102 San Luis Obispo Slope S of Morro Bay Comment
  OBI80023  Pinus radiata David J. Keil 2011-11-5 31152 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach Comment
  MACF019829  Pinus radiata Michael C. Bondello 1975-4-20 1 San Luis Obispo Baywood Park pier, 3 mi. south of Morro Bay 60 Comment
  OBI72505  Pinus radiata J. Olson 2002-4-10 s.n. San Luis Obispo Camp San Luis Obispo. roadside, opposite Bldg S509 and adj to fire hydrant Comment
  SBBG125909  Pinus sabiniana T. Fitanides with A. Baniaga 2010-4-23 147 San Luis Obispo Tierra Redonda Mtn 574 Comment
  OBI75708  Piperia elongata D. R. Miller, E. A. Appel 2011-8-21 811 .99 San Luis Obispo Fiscalini Ranch Preserve, Cambria Comment
  UCR61750  Pityrogramma triangularis George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  UC1873068  Plagiobothrys acanthocarpus David Keil 2001-3-28 29224 San Luis Obispo SE of Cholame along Davis Road, 1 mi SE of California Water Project pipeline corridor. 377 Comment
  POM368866  Plagiobothrys canescens L. S. Rose 1937-4-8 37043 San Luis Obispo Cottonwood Pass, 8 mi. E. of Cholame. 518 Comment
  OBI65419  Plagiobothrys collinus var. fulvescens David J. Keil, with Jepson Herbarium weekend Workshop field trip participants 2006-3-31 30427 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  OBI20901  Plagiobothrys infectivus Robert F. Hoover 1949-4-21 7624 San Luis Obispo 14 mi E of Creston on Laz Panza Rd Comment
  OBI62647  Plagiobothrys nothofulvus George Butterworth 2003-3-17 460 San Luis Obispo Chimineas. Along Feed Lot Rd on hill above tank Comment
  OBI20608  Plagiobothrys trachycarpus Robert F. Hoover 1947-4-16 6938 San Luis Obispo Near N end of Laguna near San Luis Obispo Comment
  RSA79580  Plagiobothrys trachycarpus F. W. Peirson 1925-3-25 5669 San Luis Obispo Morro Creek Divide. 427 Comment
  OBI25483  Plantago erecta David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14027 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
  OBI51726  Plantago erecta R. Mike Arens 1994-4-9 56 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden footbridge 244 Comment
  SBBG54867  Plantago erecta D. Keil, W. K. Jones 1982-4-4 15845 San Luis Obispo Nipomo Mesa along Black Lake Cyn, old sand dune area with interconnected series of fresh-water marshes Comment
  OBI11655  Plantago erecta Aart C. DeVos 1963-4-23 80 San Luis Obispo N of Cal Poly Airport. Near Reservoir Comment
  OBI11660  Plantago erecta Eben McMillan 1952-5-21 6 San Luis Obispo Palo Prieta Cyn 4 mi SE of Cholame Comment
  UCD124430  Plantago erecta K. L. Chambers 1961-3-18 1579 San Luis Obispo San Luis Obispo County: Hwy. 1, 3.7 miles south of center of Cayucos. Comment
  CDA6625  Plantago lanceolata G. K. Helmkamp, E. A. Helmkamp 1998-5-19 3874 San Luis Obispo Santa Lucia Range. Southwest of Paso Robles along CA-46 at York Mountain Rd. Comment
  OBI28891  Plantago ovata Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-5-2 860 San Luis Obispo County Rd 285, 11.9 mi SE of jctn hwy 58 Comment
  UC55700  Platystemon californicus unknown 1882-3-17 San Luis Obispo Comment
  UC455316  Platystemon californicus I. J. Condit 1908-2-29 San Luis Obispo e San Luis Obispo (California Polytechnic School); e of S.L.O., California Polytechnic School Comment
  UC2026942  Plecostachys serpyllifolia David J. Keil 2011-3-5 30971 San Luis Obispo Cambria. Ca. 400 m south of intersection with Cambria pines Road on east side of California Route 1. 400-700 m inland from beach. Comment
  OBI75850  Plectritis ciliosa Al Lindholm 1971-4-11 171 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. 1/2 mi SE of Geode Mtn. NE slope, Geode Mtn, just above rd 520 Comment
  SEINET7063685  Plectritis ciliosa A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.8 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 734045mE, 3890909mN. (WGS84/NAD83). 213 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
  SBBG119692  Plectritis ciliosa subsp. ciliosa E. Painter, M. Wetherwax 2001-4-5 CR 166 San Luis Obispo ravine leading down to San Marcos Rd, at S end of installations, near Generals Rd; Camp Roberts 231 Comment
  SBBG104788  Plectritis ciliosa subsp. insignis M. D. Proctor, E. A. Young 1993-3-17 ROB 210 San Luis Obispo 0.5 km S of Boyscout Rd; Camp Roberts Comment
  UC1120051  Plectritis ciliosa subsp. insignis N. K. Carlson 1936-3-29 260 San Luis Obispo .6 mi ne of Havel 358 Comment
  JEPS31215  Plectritis ciliosa subsp. insignis Ernest C. Twisselmann 1962-4-7 6769 San Luis Obispo 1/2 mi sw of Grant's Lake (Temblor Range, Western San Joaquin Valley, Goldtree Hills); Temblor Range, Western San Joaquin Valley, Goldtree Hills 601 Comment
  OBI69887  Pluchea sericea Charles E. Blair 2002-1-28 24 San Luis Obispo Chimeneas Ranch, fence line N of SR 166 36 mi E of US 101. Cuyama River valley 442 Comment
  SBBG110344  Poa C. B. Hardham 1961-5-18 7103 San Luis Obispo between Pine Mtn and Rocky Butte Comment
  UCR140400  Poa annua George K. Helmkamp 2004-3-21 8385 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
  OBI56381  Poa howellii David J. Keil 1987-5-11 20147 San Luis Obispo Cuesta Rige, East road to radio facility north of Mount Love. Ca. 0.35 miles from Cuest Ridge Rd. and 4 miles from Hwy 105 Comment
  OBI72990  Poa howellii David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25401 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  SEINET3130235  Poa scabrella J. H. Barber 1900-4-15 sn San Luis Obispo At PAso Robles Comment
  OBI40937  Poa secunda F. A. Lindholm 1971-4-8 135 B San Luis Obispo 6 mi N of Cayucos Comment
  UCR190597  Poa secunda George K. Helmkamp, E. A. Helmkamp 2005-3-30 9245 San Luis Obispo Outer South Coast Ranges, Pozo Road, 0.9 mi east of Hi Mountain Road, north side of Garcia Mountains 460 Comment
  RSA585603  Poa secunda M. D. Proctor, E. A. Young 1993-3-17 s.n. San Luis Obispo 1.5 km S of Twin Bridges Comment
  RSA659262  Poa secunda David J. Keil 1981-4-9 14288 San Luis Obispo 1 mile from junction with Pozo Road on Las Pilitas Road. Comment
  CAS-BOT-BC243074  Poa secunda subsp. secunda Clare B. Hardham 1957-5-12 1932 San Luis Obispo Santa Lucia Mountains. Trail to Green's Lake Comment
  OBI28953  Poa secunda subsp. secunda David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14559 San Luis Obispo Jctn of Shell Crk rd and Calif Hwy 58 S of Shandon Comment
  CAS-BOT-BC243091  Poa secunda subsp. secunda John Thomas Howell 1948-4-24 24217 San Luis Obispo Alkali flat E of Cholame Comment
  OBI3183  Poa secunda subsp. secunda Larry E. Brown 1970-4-26 1784 San Luis Obispo At entrance to Los Padres natl Forest on rd to Black Mt lookout near Pozo Comment
  UC564153  Poa secunda subsp. secunda Roxana S. Ferris 1935-3-29 9079 San Luis Obispo 7 mi e Pozo (on Santa Maria-McKittrick Rd) Comment
  RSA201664  Pogogyne douglasii Robert F. Hoover 1948-9-9 7555 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  UC1285264  Pogogyne douglasii R. F. Hoover 1947-8-17 7388 San Luis Obispo betwenn San Carpoforo Creek and Arroyo de La Cruz, on oceon bluff Comment
  SBBG93784  Pogogyne serpylloides S. A. Junak 1990-5-1 4264 San Luis Obispo Cuesta Ridge Botanical Area: powerline access rd which intersects Tassajera Crk Rd, ca. 2.4 mi W of US Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  SD232651  Polycarpon depressum G. Helmkamp 1996-5-25 1069 San Luis Obispo Dried vernal pools between CA-1 and the ocean 1.5 miles north of Piedras Blancass lighthouse near the northern border of the county. 14 Comment
  OBI19446  Polycarpon tetraphyllum Robert F. Hoover 1967-5-13 10563 San Luis Obispo Coast W of Cambria Comment
  SBBG3987  Polygala californica C. B. Hardham 1956-6-6 875 San Luis Obispo NE slope of Cypress Mtn Comment
  OBI4987  Polygonum aviculare subsp. depressum Betty Sheehan 1957-10-11 17 San Luis Obispo Science Bldg. Cal Poly campus Comment
  OBI10886  Polygonum paronychia Robert F. Hoover 1947-5-23 7187 San Luis Obispo Coast S of Hazard Cyn Comment
  OBI80535  Polypodium californicum Tyler Lutz 2013-2-16 2 San Luis Obispo Hillside behind 259 Squire Canyon Rd. 35 11'41.07"N 120 40'56.05"W. 65 Comment
  SBBG122348  Polypogon interruptus D. Keil, T. Teed, M. Uchida 2001-6-15 29610 San Luis Obispo Chorro Crk bog thistle exclosure, Chorro Crk drainage; Camp San Luis Obispo 243 Comment
  CAS-BOT-BC233147  Polypogon interruptus Clare B. Hardham 1957-6-15 2233 San Luis Obispo Santa Lucia Mountains. Villa Creek Comment
  OBI31730  Polypogon monspeliensis Turnquist, Smeltzer 1982-7-23 176 San Luis Obispo Laguna lake Park, near developed trls and roadway on E side of lake Comment
  OBI50653  Polypogon monspeliensis Jan Barber, Sue Weis 1993-6-16 22 San Luis Obispo W of Laguna Lake Park in San Luis Obispo Comment
  OBI25454  Polypogon monspeliensis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13991 San Luis Obispo CNPS photography comm field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  RSA91993  Polypogon monspeliensis F. W. Peirson 1932-7-4 10238 San Luis Obispo Oceano. Comment
  OBI65954  Polypogon viridis Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-22 60 San Luis Obispo S of Morro Bay on Hwy 1 N of Hollister Peak and Hwy 1 at spring drainage off of Canet Rd frontage rd 34 Comment
  OBI72503  Polypogon viridis M. Wetherwax & E. L. Painter, David J. Keil 2000-4-18 SLO- 101 San Luis Obispo Camp San Luis Obispo. Near rd, E side of large serpentine outcrop W of Chorro reservoir. UTMs (NAD27): zone 10, 710200E, 3912900N 200 Comment
  SBBG107802  Polystichum munitum C. B. Hardham 1958-1-2 2792 San Luis Obispo 0.5 mi N of San Carpoforo Crk Comment
  CAS-BOT-BC76640  Polystichum munitum R. F. Hoover 1947-1-6 6589 San Luis Obispo San Lucia Range - Upper Coon Creek Comment
  CAS-BOT-BC76642  Polystichum munitum R. F. Hoover 1964-6-7 9000 San Luis Obispo Chris Flood Creek Comment
  OBI37127  Populus fremontii Eric Wise 1981-7-26 953 San Luis Obispo Poly Cyn Comment
  OBI9889  Populus fremontii Larry E. Brown 1970-4-26 1783 San Luis Obispo On the road from Santa Margarita to Pozo Comment
  OBI37116  Populus trichocarpa Eric Wise 1981-6-11 524 San Luis Obispo Little Morro Creek, Morro Bay Comment
  SBBG131019  Potamogeton nodosus D. Keil, K. Keil 2002-7-27 29897 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  OBI28979  Potentilla anserina David J. Keil 1977-8-21 12501 San Luis Obispo Ca. 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  OBI32219  Potentilla anserina David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14374 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CAS-BOT-BC141921  Potentilla anserina subsp. pacifica R. F. Hoover 1969-8-25 11560 San Luis Obispo Laguna de San Luis Obispo Comment
  CAS-BOT-BC141918  Potentilla anserina subsp. pacifica Clare B. Hardham Sept. 12, 197 (missing year digit) 2656 San Luis Obispo Santa Rosa Creek - Santa Lucia Mountains Comment
  RSA0048272  Potentilla lindleyi W. M. Arbaugh 1968-5-6 174 San Luis Obispo Hazard Beach. Comment
  SD50999  Prunus fasciculata Darley F. Howe 1960-4-10 San Luis Obispo South of Morro Bay. Comment
  CAS-BOT-BC163000  Prunus fasciculata var. fasciculata Herbert L. Mason 1941-3-28 12403 San Luis Obispo North end of Nipomo Mesa 76 Comment
  CAS-BOT-BC154484  Prunus ilicifolia Alice Eastwood 1926-5-4 13847 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC154482  Prunus ilicifolia Ernest C. Twisselmann 1968-5-13 14205 San Luis Obispo La Panza Range. Head of Cammatta Canyon at the Cottingham place 609 Comment
  OBI10054  Prunus ilicifolia J. B. Carstens, Robert J. Rodin 1966-5-22 65 San Luis Obispo 2.5 mi up lopez Cyn rd Comment
  SBBG104745  Prunus ilicifolia subsp. ilicifolia F. L. Johnson Proctor 1993-2-19 ROB 128 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  CAS-BOT-BC156351  Prunus virginiana var. demissa Ernest C. Twisselmann 1954-5-7 1185 San Luis Obispo McLean Canyon: Rock [S1/2ring] Spring, 4 miles southwest of Carneros Rocks 914 Comment
  SBBG112384  Prunus virginiana var. demissa D. Keil 1999-5-27 28351 -2 San Luis Obispo US 101, ca. 1.3 mi NW of Cuesta Pass, ca. 0.4 mi S of Tassajara Crk Rd, median strip area of hwy Comment
  OBI38070  Pseudognaphalium beneolens David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18152 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  OBI23892  Pseudognaphalium biolettii Janice M. Toyoshima 1979-6-6 J 4 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI53828  Pseudognaphalium biolettii Arthur W. Hazebrook 1993-1-9 187 San Luis Obispo Nipomo dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and crk areas, and adj pioneer dunes. Along base of stabilized dune SW of Oso Flaco Lake Comment
  SBBG117778  Pseudognaphalium biolettii M. Wetherwax, E. Painter 2000-3-21 SLO 54 San Luis Obispo NW side, Cerro Chumash; Camp San Luis Obispo 200 Comment
  UC1284938  Pseudognaphalium californicum R. F. Hoover 1950-5-30 7950 San Luis Obispo mouth of/ just s of Arroyo de la Cruz Comment
  OBI5513  Pseudognaphalium californicum Sharon Jochums 1974-2-17 24 San Luis Obispo W of hwy 1 on marine terr S of Arroyo de la Cruz Comment
  OBI26584  Pseudognaphalium luteoalbum David J. Keil 1980-9-21 14251 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero crk cyn Comment
  CAS-BOT-BC361552  Pseudognaphalium stramineum Ernest C. Twisselmann 1959-11-2 5890 San Luis Obispo Southwest end of Oso Flaco Lake 4 Comment
  CAS-BOT-BC361554  Pseudognaphalium stramineum Ernest C. Twisselmann 1953-7-14 550 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake 576 Comment
  OBI55316  Psilocarphus chilensis David J. Keil 1998-5-6 27077 San Luis Obispo 1 mi N of Hwy 46 along Buena Vista Dr. Comment
  UC35745  Psilocarphus tenellus W. H. Brewer 1861-4-13 453 San Luis Obispo Arroyo Grande Comment
  UCR122462  Psilocarphus tenellus var. tenellus George K. Helmkamp, E. A. Helmkamp 1998-5-20 4002 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  CAS-BOT-BC72649  Pteridium aquilinum R. F. Hoover 1959-4-3 8491 San Luis Obispo 1.8 miles north of Arroyo de la Cruz on State Highway 1 Comment
  CAS-BOT-BC421312  Pterostegia drymarioides R. W. Summers 1892-5-1 s.n. San Luis Obispo S. Luis Mt. Comment
  UC1281417  Quercus agrifolia H. E. McMinn 1936-3-5 4360 San Luis Obispo Hazard Canyon Comment
  CAS-BOT-BC61701  Quercus agrifolia R. F. Hoover 1965-9-29 9682 San Luis Obispo Half way between Santa Margarita and Atascadero Comment
  CAS-BOT-BC61743  Quercus agrifolia John Thomas Howell 1929-10-13 4492 San Luis Obispo Coastal hills, 2.5 miles n. of Cambria Comment
  OBI3900  Quercus agrifolia var. agrifolia Elizabeth Rudd 1971-10-1 319 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI46096  Quercus berberidifolia Lynne Dee Oyler 1986-3-25 380 San Luis Obispo Road S to Agua Escondido, La Panza Range. 100 yds N of locked gate. Comment
  UC993112  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
  RSA586549  Quercus dumosa F. Johnson 1993-2-19 ROBO 131 San Luis Obispo 1 km SW of Ranch House on Naciemento Road Comment
  OBI83461  Quercus durata Sophia Micheletti, James Vogul, Tricia Navigato, Wylie Hughs, Sarah Maloney 2017-1-21 7 San Luis Obispo Riconada Trail, Santa Maria. Take the trail to the right of the parking lot, stay to the right on the trail, about 200 yards in 317 Comment
  SBBG129265  Quercus durata D. H. Wilken, E. L. Painter, O. Gasser 2014-5-13 17991 San Luis Obispo Rinconada Mine area, 0.3 km NW of old mill site, 1.8 km NNW of Little Falls Spring 495 Comment
  UC1135572  Quercus durata B. Bolt 1936-4-21 680 San Luis Obispo 3.75 mi ne mouth of Smith Creek; Santa Barbara National Forest, Cayucos Quad. 304 Comment
  OBI44862  Quercus durata var. durata David J. Keil 1979-7-1 13134 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 mi from jctn of Los Osos Valley rd and Prefumo Canyon rd Comment
  UC993251  Quercus john-tuckeri J. M. Tucker 1948-10-2 1886 San Luis Obispo ca 2 mi ne (airline) Caliente Mountain (ca 0.5 mi above headquarters of the Seaback Ranch, se San Luis Obispo County) Comment
  SBBG104536  Quercus palmeri F. L. Johnson, E. A. Young 1993-5-27 ROB 652 San Luis Obispo 1 km S of Pick and Shovel Mine; Camp San Luis Obispo Comment
  UCD81368  Quercus palmeri Clare B. Hardham 1958-9-8 3957 San Luis Obispo San Luis Obispo Co.: Peachy Canyon Road, 5.7 miles west of Paso Robles. Comment
  OBI66192  Quercus parvula var. shrevei D. R. Miller 1997-3-20 397 -641 San Luis Obispo Pine Mt. Region. S of the lookout tower and +- 30 m away. Pico Creek drainage 914 Comment
  CAS-BOT-BC134773  Quercus wislizeni Chester Dudley 1927-7-25 s.n. San Luis Obispo San Carpoforo Creek Comment
  UCR92512  Rafinesquia californica G. Fred Hrusa 1995-5-28 12297 San Luis Obispo Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1). 600 Comment
  RSA715276  Ranunculus George K. Helmkamp 2004-6-9 8614 San Luis Obispo Central Coast: Mesa Dunes mobile home park along Mesa view Drive (hwy CA-1), 0..3 mi S of Halcyon Rd. 76 Comment
  UCR43514  Ranunculus aquatilis var. capillaceus R. F. Thorne, Percy C. Everett 1963-6-12 32262 San Luis Obispo Small Pond 1 mi. north of entrance to Piedras Blancas Point 13 Comment
  OBI37909  Ranunculus californicus David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18643 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
  OBI51815  Ranunculus californicus Gary Westbrook Mar-94 34 San Luis Obispo Calif Polytechnic State Univ. Near Botanical Garden footbridge 244 Comment
  UCR161353  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9070 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 Comment
  OBI17791  Ranunculus californicus Penelope Blackmer 1973-3-31 1 San Luis Obispo SW corner of Penn. Ck bio reserve Comment
  UCR266022  Ranunculus hebecarpus David J. Keil 1985-3-31 18502 San Luis Obispo Calf Canyon area along Route 58, halfway between Park Hill Road and Hwy 229 366 Comment
  OBI4260  Raphanus sativus Susan Hopkins 1972-4-22 7 San Luis Obispo 1.5 mi from Los Osos Valley rd 91 Comment
  OBI10281  Rhamnus crocea Robert F. Hoover 1967-2-18 10228 San Luis Obispo Diablo Cyn, San Luis range Comment
  OBI23749  Rhamnus crocea David J. Keil, Richard A. Pimentel, Rhonda Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14053 San Luis Obispo San Luis Range, W of See Canyon Rd at far end of road across HIbbered Preserve (owned by the Nature Conservancy) Comment
  RSA7730  Rhamnus crocea Carl B. Wolf 1929-4-16 3640 San Luis Obispo 6 miles E of Morro on road to Atascadero narrow canyon Comment
  UC455429  Rhamnus crocea subsp. crocea I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  UC1953294  Rhamnus ilicifolia Anthony Baniaga with Theo Fitanides 2010-1-30 11 San Luis Obispo Tierra Redonda Mountain. Comment
  CAS-BOT-BC56094  Rhamnus ilicifolia W. R. Dudley 1905-1-6 s.n. San Luis Obispo near Klaus Mine Comment
  UC894398  Rhaponticum repens Ynez Whilton Winblad 1933-6-27 San Luis Obispo Morro Bay Comment
  OBI23555  Rhus ovata Phil Ashley 1980-2-6 s.n. San Luis Obispo Cal Poly campus. S of Campus Health center along Via Carta Comment
  RSA122520  Rhus trilobata var. quinata G. T. Nordstrom 1937-4-26 1106 San Luis Obispo 4.8 miles south-southeast of Chimney Rock 427 Comment
  CAS-BOT-BC168975  Ribes malvaceum Ernest C. Twisselmann 1956-1-24 2504 San Luis Obispo Upper Calf Canyon - La Panza Range 457 Comment
  UC1929419 Image available Ribes malvaceum var. malvaceum Steve Boyd 2007-2-17 11715 San Luis Obispo Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  OBI32138  Ribes menziesii David J. Keil, Eric Wise 1981-5-25 14804 San Luis Obispo North of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  UC1127446  Ribes menziesii B. Bolt 1936-3-18 637 San Luis Obispo 4 mi se of mouth Osos Creek; Cayucos Quadrangle Comment
  CAS-BOT-BC212255  Ribes quercetorum Ellsworth Bethel 1920-4-5 s.n. San Luis Obispo Paso Robles Comment
  OBI65109  Ribes quercetorum Greg Wilvert 2005-4-30 367 San Luis Obispo SE Half of Caliente Range; 1.1 km SE of Padrones Spring 1098 Comment
  SBBG119179  Ribes quercetorum E. Painter, M. Wetherwax 2000-3-8 CR 14 San Luis Obispo near W Perimeter Rd; Camp Roberts 190 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-BC144720  Ribes sanguineum var. glutinosum R. F. Hoover 1947-3-1 6629 San Luis Obispo Cambria, in woods or openings of Monterey pine Comment
  UC1127598 Image available Ribes sanguineum var. glutinosum H. C. Lee 1936-4-2 541 San Luis Obispo head Coon Creek; Port San Luis Quadrangle Comment
  CAS-BOT-BC173757  Ribes speciosum Catherine A. Toschi 1963-4-4 63 :96 San Luis Obispo 2 miles north Cuesta Pass, Santa Lucia Mountains 609 Comment
  OBI6940  Ribes speciosum Keith McConnelly 1975-3-4 107 San Luis Obispo Cerro San Luis Obispo Peak; 1 mi W of SLO 256 Comment
  SBBG104937  Ricinus communis M. D. Proctor, E. A. Young 1993-3-24 ROB 332 San Luis Obispo 1 km NW of Chorro Reservoir, Camp San Luis Obispo Comment
  OBI56747  Rigiopappus leptocladus David J. Keil 1998-5-13 27247 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  RSA201525  Rorippa gambelii Robert F. Hoover 1949-5-24 7725 San Luis Obispo Oceano Beach, at edge of marsh, behind sand dunes Comment
  OBI37089  Rorippa palustris subsp. palustris Eric Wise 1983-7-13 1726 San Luis Obispo Pismo Lake. Pismo Beach Comment
  CAS-BOT-BC147617  Rosa californica Clare B. Hardham 1956-9-25 1393 San Luis Obispo San Marcos Creek, Chimney Rock Ranch Comment
  RSA43312  Rostraria cristata J. T. Howell 1948-6-15 24376 San Luis Obispo Gillis Canyon, SE of Shandon 457 Comment
  CAS-BOT-BC156639  Rubus bifrons Clare B. Hardham 1957-6-17 2237 San Luis Obispo Tassajera Canyon Comment
  CAS-BOT-BC156985  Rubus ursinus Ernest C. Twisselmann 1969-4-24 15170 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 213 Comment
  OBI80342  Rubus ursinus Jenn Yost, Matt Ritter et al. 2014-11-11 s.n. San Luis Obispo Los Padres National Forest. Garcia Mountain, east of Arroyo Grande. Garcia Potrero, near Forest Road 31S09 (Stoney Creek Road) west of junction with Agua Escondido Road. 742 Comment
  OBI28132  Rubus ursinus Rick Frelinger 1982-4-30 27 San Luis Obispo Coon Crk in Perfumo Cyn, San Luis Obispo Comment
  CDA2868  Rumex acetosella C. Agbashian Apr 1937 56 San Luis Obispo Calif. Polytech. 0 Comment
  OBI31696  Rumex conglomeratus Turnquist, Smeltzer 1982-7-23 198 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  OBI36784  Rumex conglomeratus Eric Wise 1981-6-15 582 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  SBBG104377  Rumex conglomeratus F. L. Johnson, E. A. Young 1993-5-23 ROB 505 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI78439  Rumex crispus Thomas Burrows 1980-5-17 69 San Luis Obispo Reservoir Cyn 152 Comment
  CAS-BOT-BC433352  Rumex crispus John Thomas Howell 1964-6-29 40782 San Luis Obispo Cambria Comment
  OBI79088  Rumex fueginus David J. Keil 2011-11-5 31131 San Luis Obispo Oceano. Oceano County Park. 4 Comment
  OBI80772  Rumex fueginus David J. Keil 1992-10-19 23855 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI78430  Rumex hymenosepalus Robert F. Hoover 1967-4-9 10417 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  SBBG37935  Rumex kerneri C. B. Hardham 1961-4-14 7379 San Luis Obispo Santa Rosa Crk near Cambria Comment
  CDA34887  Rumex kerneri David J. Keil 2000-5-29 28781 San Luis Obispo Campus of California Polytechnic State University; Drumm Reservoir and vicinity. 0 Comment
  OBI48039  Rumex pulcher David J. Keil 1981-5-16 14661 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UCR101008  Rumex pulcher George K. Helmkamp, E. A. Helmkamp 1995-6-20 95 2 31 San Luis Obispo Bear Creek Ranch, SE of Los Osos. 6 mi SE of Los Osos on Clark Valley Rd 396 Comment
  UCR161471  Rumex salicifolius George K. Helmkamp, E. A. Helmkamp 2005-5-17 9469 San Luis Obispo Central Coast, Mile 60 of Calif. Highway 1, c. 2.0 mi WNW of San Simeon 15 Comment
  CAS-BOT-BC433988  Rumex salicifolius Ernest C. Twisselmann 1955-10-1 2431 San Luis Obispo Southwest end of Morro Bay 0 Comment
  OBI44813  Rumex salicifolius David J. Keil 1979-7-1 13115 San Luis Obispo San Luis Range, lower Prefumo Cyn Comment
  SEINET2442460  Ruppia maritima David Keil, Kathleen Keil 2003-9-1 30287 -1 San Luis Obispo Open brackish waters of Morro Bay. In several feet of water at high tide.; 0 Comment
  OBI6140  Salicornia pacifica D. Waive Stager 1972-8-21 43 San Luis Obispo Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI82423  Salicornia pacifica David J. Keil 2015-9-29 33434 San Luis Obispo Mouth of San Geronimo Creek north of Cayucos 5 Comment
  SBBG43001  Salicornia pacifica L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  CAS-BOT-BC103249  Salix bonplandiana W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts. at south end of the mouth R.R. tunnel Comment
  RSA586022  Salix bonplandiana D. A. Young, F. L. Johnson 1992-6-17 ROB- 56 San Luis Obispo 1 km SW of Ranch House on Nacimento Road. Comment
  CAS-BOT-BC103398  Salix breweri Alice Eastwood 1929-3-7 16861 San Luis Obispo Chorro Creek, San Luis Obispo Comment
  CAS-BOT-BC103400  Salix breweri Clare B. Hardham 1957-3-30 1576 San Luis Obispo [Dellaganna] Deleissigues Creek, Cypress Mt. Comment
  OBI37183  Salix laevigata Eric Wise 1981-10-23 1375 San Luis Obispo Spring W of Kerr "Lake". MacMillan rd, 8.6 mi NE of Hwy 46 on White Crk ranch Comment
  RSA126582  Salix laevigata W. A. Peterson 1937-4-20 725 San Luis Obispo Mouth of Martinez Canyon. 488 Comment
  SD249284  Salix lasiolepis Elyse Connolly, Emily Brehm, Holt Hanley 2014-2-26 5 San Luis Obispo San Luis Obispo. Base of Bishop's Peak. NW Side of Foothill trailhead. Open Space, Bottom of Grassy knoll, small grove of trees on right side facing summit. Comment
  UCR263715  Salix lasiolepis Mark A. Elvin, Glenn M. Greenwald, Jason Storlie 2014-12-18 7858 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Colorada Pond,' c. 80 m from south Refuge boundary 17 Comment
  SEINET10396496  Salix lasiolepis R. W. Summers 1882-1-23 s.n. San Luis Obispo San Luis Mountain. Comment
  UC2013210  Salix lasiolepis David Keil 1996-3-14 25796 -2 San Luis Obispo North Base. El Rancho Road 1.1 mi N of railroad crossing south of Point Sal. Comment
  CAS-BOT-BC107238  Salix lasiolepis var. bigelovii Ernest C. Twisselmann 1965-11-2 11690 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 6 Comment
  UC1134844  Salix sitchensis B. Bolt 1936-5-13 712 San Luis Obispo 2 1/4 miles W. N. W of Cuesta San Luis Obispo Quad. 548 Comment
  RSA98324  Salix sitchensis R. C. Bacigalupi 1949-4-5 3076 San Luis Obispo Along Santa Rosa Creek. 3 miles above Cambria. Comment
  UC1296261  Salix sitchensis R. F. Hoover 1948-3-20 7429 San Luis Obispo Steiner Creek (Serrano Canyon) Comment
  UC420776  Salpichroa origanifolia R. L. Gobel April, 1930 San Luis Obispo Comment
  OBI77943  Salsola tragus Craig Woods 1978-6-9 65 San Luis Obispo E side of Carrizo Plain along Sim. soda lake rd, approx 2.5 mi NW of Hurricane rd Comment
  RSA186840  Salsola tragus T. C. Fuller 1965-10-7 14181 San Luis Obispo Roadside, S side of Hwy 466 to Paso Robles 0.1 mile N of Shandon. Comment
  OBI13551  Salvia columbariae Robert F. Hoover 1967-5-6 10532 San Luis Obispo Jack Lake Comment
  OBI51277  Salvia columbariae Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .11 San Luis Obispo San Simeon State Park. Ne corner of San Simeon State Park Comment
  OBI72754  Salvia columbariae Michael Walgren 2010-4-15 126 San Luis Obispo Morro Bay State Park, at the E terminus of Pismo Ave in Los Osos. This newer acquistion parcel is located S of Pismo ave and abuts several homes. The parcel is known as "Powell III" Comment
  OBI68367  Salvia leucophylla David J. Keil, with Kathleen A. Keil 2003-6-15 30272 San Luis Obispo Cerro San Luis Obispo. Plants collected on upper slopes near road blazed to top of mountain in 1970s Comment
  CAS-BOT-BC229970  Salvia mellifera A. D. E. Elmer 1902-4-1 3577 San Luis Obispo Bedell Ranch, 5 miles southeast of Creston. 350 Comment
  HSC91549  Salvia mellifera Susan H. Bicknell 1988-8-16 San Luis Obispo Montano de Oro State Park, MDO 5 Comment
  OBI81289  Salvia mellifera David J. Keil 2015-2-21 32653 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  RSA0039715  Salvia mellifera LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6507 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
  UCR163635  Salvia mellifera George K. Helmkamp, E. A. Helmkamp 2005-3-25 9220 San Luis Obispo Outer South Coast Ranges, upper Lopez Canyon; 2.2 mi north of Hi Mountain Road along Upper Lopez Canyon Road 317 Comment
  JEPS97096  Salvia mellifera M. D. Proctor and E. A. Young 1993-3-17 ROB 172 San Luis Obispo 2 mi SE of Twin Bridges on Boyscout Road Camp Roberts Comment
  OBI13520  Salvia spathacea Robert F. Hoover 1967-2-18 10219 San Luis Obispo Diablo Cyn, San Luis range Comment
  UCR134381  Sambucus mexicana George K. Helmkamp 2003-9-21 8168 San Luis Obispo Central Coast, Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande 46 Comment
  UC1076263  Sambucus mexicana Herbert L. Mason 1929-10-12 5491 San Luis Obispo 8.4 mi from Atascadero Comment
  SBBG61416  Sanicula arctopoides R. Hoffmann 1931-1-28 San Luis Obispo San Simeon Comment
  OBI76887  Sanicula arctopoides D. R. Miller, E. A. Appel 2012-4-7 412 .1016 San Luis Obispo Coastal side of Hwy 1 near mile marker 59-1/2 15 Comment
  OBI72276  Sanicula bipinnata Anthony Baniaga 2010-2-5 17 San Luis Obispo Tierra Redonda MTn 367 Comment
  SBBG117528  Sanicula bipinnata E. Painter, M. Wetherwax 2000-3-20 SLO 35 San Luis Obispo E side of saddle between Cerro Chumash and Cerro Romualdo; Camp San Luis Obispo 200 Comment
  OBI46178  Sanicula crassicaulis Lynne Dee Oyler, Kathy Loftus 1986-4-8 426 San Luis Obispo Santa Margarita Ranch, Mountain Field, S of RR tracks, E of 101 on N side of Cuesta grade Comment
  RSA20407  Sanicula crassicaulis Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9435 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway 178 Comment
  SD67299  Sanicula crassicaulis Darley F. Howe 1967-4-10 4336 San Luis Obispo sea coast 7.8 miles north of Cambria Comment
  UC1022483  Sanicula crassicaulis C. Ritchie Bell 1951-3-30 3 X167 San Luis Obispo 6.2 mi w of Templeton (on road to Cambria) Comment
  OBI8873  Sanicula hoffmannii Robert F. Hoover 1947-5-14 7171 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  OBI51399  Sanicula laciniata Jan Barber 1994-3-22 123 San Luis Obispo San Simeon State Park. Comment
  UC1953232  Sanicula laciniata David Keil 2009-4-30 30599 San Luis Obispo Cambria. Fiscalini Ranch Open Space. Creek to Forest Trail south of Santa Rosa Creek. Comment
  SBBG119083  Sanicula laciniata J. Olson 2002-4-3 San Luis Obispo trail from water tank, Cerro Romualdo 190 Comment
  UC1022555  Sanicula maritima C. Ritchie Bell 1950-2-26 613 San Luis Obispo between San Luis Obispo and Morro Bay (w of Cerro Romulado) Comment
  UCSC000536  Sanicula tuberosa I. J. Condit 2010-3-27 s.n. San Luis Obispo Pozo, Hillside. Comment
  SBBG104269  Schinus molle F. L. Johnson Proctor 1993-2-20 ROB 159 San Luis Obispo N edge of cantonment area; Camp San Luis Obispo Comment
  OBI34377  Schismus arabicus David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12730 -1 San Luis Obispo 30 mi SE of Calif Rte 58 along Soda Lake rd Comment
  OBI80817  Schoenoplectus acutus David J. Keil 1992-1 22946 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 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
  RSA0028219  Schoenoplectus maritimus David J. Keil 2013-8-29 31993 San Luis Obispo Morro Bay State Park. Just east of South Bay Blvd. on south side of Los Osos Creek estuary. 2 Comment
  RSA141821  Schoenoplectus maritimus Clare B. Hardham 1958-10-3 3978 San Luis Obispo Santa Lucia Mountains: Fairgrounds, Paso Robles Comment
  OBI54252  Schoenoplectus pungens David J. Keil 1996-5-24 25878 San Luis Obispo Laguna Lake, San Luis Obispo. Local at S end of park Comment
  OBI43552  Scirpus microcarpus Eric Wise 1982-4-28 1392 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  CDA39112  Scirpus pungens T. Chalmers 1959-6-15 s.n. San Luis Obispo [no additional data] 0 Comment
  CDA11352  Scribneria bolanderi G. F. Hrusa 1995-4-16 12075 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass on slope near road in area burned the previous summer. Approx. 2.5 m. NW of US 101. Uncommon. Small colony on N-facing burned flat immediately beyond Botanical Area, in site where water has stood in winter season. Annual. Comment
  OBI31168  Scrophularia atrata Julie M. Vanderweir 1978-5-28 39 San Luis Obispo Indian Knob Tar Sands Comment
  JEPS35333  Scrophularia californica R. F. Hoover 1964-6-7 8982 San Luis Obispo lower canyon of San Carpoforo Creek Comment
  OBI47459  Scutellaria tuberosa David J. Keil, Art Webster 1984-4-29 18205 San Luis Obispo Lopez Wilderness Area Comment
  RSA0074866  Sedum radiatum subsp. radiatum David J. Keil 1998-5-27 27518 San Luis Obispo Santa Lucia Mtns, Hearst Ranch, San Simeon Creek road, 22.4 miles NE then NW from Hwy1, NW of Burnett Peak, 1 mile from Monterey County line Comment
  RSA522518  Selaginella bigelovii David J. Keil, M. A. Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, Jim Pittman 1988-6-11 20707 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz. Comment
  CAS-BOT-BC69788  Selaginella bigelovii Ernest C. Twisselmann 1964-12-3 10407 San Luis Obispo Nacimiento Creek near Nacimiento Public Camp. 484 Comment
  CAS-BOT-BC69791  Selaginella bigelovii Clare B. Hardham 1957-12-29 2840 San Luis Obispo Black Mountain - Highland District. Comment
  UC35921  Senecio aphanactis Prof. Brewer 1862-1 463 San Luis Obispo Comment
Read comments
Apr 30 2011
  SBBG81568  Senecio astephanus C. F. Smith 1978-5-11 12021 San Luis Obispo head of Clapboard Cyn, N of Tar Springs Ranch on Huasna Rd Comment
  UC111302  Senecio blochmaniae Alice Eastwood Jun 13 1906-Jul 3 1906 San Luis Obispo country adjacent Santa Maria (Casmalia sands); Casmalia Comment
  POM5427  Senecio breweri Benj Cobb 1907-04 s.n. San Luis Obispo Paso Robles. Comment
  UC1284958  Senecio californicus R. F. Hoover 1947-3-29 6801 San Luis Obispo on La Panza Road 5 mi e Creston Comment
  OBI53479  Senecio californicus Arthur W. Hazebrook 1991-4-19 2 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
  SBBG46615  Senecio californicus C. A. Lewis 1973-3-28 San Luis Obispo between Montana de Oro and Baywood Park Comment
  SBBG53400  Senecio californicus M. R. Benedict 1969-3-2 San Luis Obispo Montana de Oro State Park Comment
  CAS-BOT-BC329112  Senecio flaccidus var. douglasii E. L. Painter 2001-7-24 CR- 257 San Luis Obispo on S side of Boy Scout Road, above Nacimiento River 190 Comment
  UC1450980  Senecio flaccidus var. douglasii R. F. Hoover 1969-9-19 11596 San Luis Obispo Palo Prieto Canyon Comment
  CAS-BOT-BC329105  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1967-9-9 13677 San Luis Obispo Hills at the summit of Palo Prieta Canyon, Temblor Range 655 Comment
  UC1450989  Senecio flaccidus var. douglasii R. F. Hoover 1969-10-5 11639 San Luis Obispo n side of lower Cuyama Valley; Cuyama Valley Comment
  OBI79601  Senecio glomeratus David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31374 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. Davis Peak beneath powerline corridor 541 Comment
  OBI19175  Senecio vulgaris Dan Sheehy 1978-10-4 1 San Luis Obispo Near tennis courts at Tropicana Village, San Luis Obispo Comment
  OBI12329  Sidalcea diploscypha Robert F. Hoover 1965-6-5 9416 San Luis Obispo Cambria: summit S of town on Hwy 1 Comment
  SFV16233  Sidalcea hickmanii J. L. Tafoya 1996-4-20 s. n. San Luis Obispo South Coast Ranges Santa Lucia Range. Cuesta Ridge Botanical Area. 730 Comment
  SBBG93684  Sidalcea hickmanii subsp. anomala S. A. Junak 1990-5-15 4323 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, ca. 0.5 rd mi S of W Cuesta Ridge Rd along rd leading to Pick and Shovel Mine 652 Comment
  SBBG94004  Sidalcea hickmanii subsp. anomala S. A. Junak 1990-4-27 4221 San Luis Obispo W end of Cuesta Ridge Botanical Area, ca. 5.25 mi W of US Hwy 101 and 0.05 mi W of W boundary of the Botanical Area 762 Comment
  UCR20151  Sidalcea hickmanii subsp. anomala T. P. Krantz, G. Krantz 1979-5-30 s.n. San Luis Obispo Coast Range, Los Padres National Forest, , along Cuesta Ridge west of Cuesta Pass, just west of Cuesta Ridge Botanical Area 732 Comment
  SD71135  Sidalcea hickmanii subsp. anomala R. F. Hoover 1958-5-17 8478 San Luis Obispo Summit of San Lucia Mountains northwest of Cuesta Pass. Comment
  OBI70107  Sidalcea malviflora subsp. laciniata Bernard Miossi 1939-4-6 43 San Luis Obispo At a point 1 mi N of San Luis Obispo along hwy 1011/4 mi from San Luis Crk 61 Comment
  OBI30647  Silene gallica David J. Keil 1981-5-19 14740 San Luis Obispo Indian Knob Comment
  UC454252  Silene multinervia I. J. Condit 1908-4-11 San Luis Obispo Summit Cuesta 792 Comment
  CAS-BOT-BC364847  Silybum marianum Ernest C. Twisselmann 1971-12-5 18535 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI73026  Sisymbrium altissimum David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25434 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  CDA16824  Sisymbrium irio G. F. Hrusa, L. Saslaw 2001-4-12 15761 San Luis Obispo Carrizo Plain; Drainage immed. W of KCL Camp entrance. Comment
  CAS-BOT-BC75451  Sisymbrium orientale Ernest C. Twisselmann 1955-6-14 2145 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Engelke Ranch, Gillis Canyon. 487 Comment
  CAS-BOT-BC75455  Sisymbrium orientale Ernest C. Twisselmann 1964-4-17 9223 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake. 579 Comment
  OBI80071  Sisyrinchium bellum David J. Keil 2000-5-26 28746 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  RSA0042910  Sisyrinchium bellum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6286 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
  HSC13927  Sisyrinchium bellum W. S. Pierce 1963-4-7 6 San Luis Obispo Atascadero, E of Portola Rd., N end Comment
  OBI28128  Sisyrinchium bellum Carrie Wilson, Allison Berry 1982-5-11 65 San Luis Obispo N of San Luis Obispo 1.5 mi on CA Rte 101 R on Reservoir Cyn Rd 1/2 mi to end. Site on ridge to left 550 yds up trl Comment
  RSA535050  Sisyrinchium bellum D. A. Young, Steven A. Junak, Tina J. Ayers 1989-4-27 1941 San Luis Obispo 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical area, along road. Comment
  RSA648959  Sisyrinchium bellum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimental, Richard Pimental, Linda Seek, et al. 1982-5-8 15963 San Luis Obispo 3.8 miles E of jct with Santa Rosa Creek Road on dirt road leading up Cypress Mtn along Steiner Creek. Comment
  OBI78685  Solanum douglasii Catie Tompkins 2013-2-8 1 San Luis Obispo Cave Landing trail near Pirates Cove in Avila beach. Trail is at the very end of Cave Landing Road. Plant near fork in the trail at the red sign pointing to the beach or the cave. 56 Comment
  UCR131346  Solanum douglasii George K. Helmkamp, E. A. Helmkamp 1999-5-22 4898 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  UCR140154  Solanum douglasii George K. Helmkamp 2004-2-11 8281 San Luis Obispo Central Coast, Nipomo Mesa, Willow Rd, 0.6 mi east of Calif. Hwy 1 125 Comment
  RSA508707  Solanum douglasii Barry Burnell 1971-2-20 264 San Luis Obispo 3.1 miles S of San Carpojo Creek on US Hwy 1. Pacific Ocean drainage. 30 Comment
  UC702946  Solanum douglasii Alice Eastwood 1941-4-21 18966 San Luis Obispo Parfuma Canyon Comment
  UCR38909  Solanum rostratum Craig Cunningham 1983-1 s.n. San Luis Obispo Central Coast, Atascadero. along Casanova Ave. in 3-F Meadows area Comment
  OBI54304  Solanum rostratum David J. Keil 1996-6-7 25892 San Luis Obispo Laguna Lake, San luis Obispo Comment
  OBI64446  Solanum umbelliferum David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28704 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  POM209668  Solanum umbelliferum D. D. Keck 1934-4-26 2818 San Luis Obispo 3 mi. W. of La Panza. Comment
  OBI9105  Solanum xanti Robert F. Hoover 1963-5-4 8560 San Luis Obispo Upper Coon Crk, San Luis Range Comment
  OBI9117  Solanum xanti Robert F. Hoover 1964-5-11 8765 San Luis Obispo 5 mi W of Pozo Comment
  SBBG6678  Solanum xanti C. B. Hardham 1959-5-21 4607 San Luis Obispo Arroyo de la Cruz 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
  UCR122160  Solanum xanti George K. Helmkamp, E. A. Helmkamp 2000-4-22 5471 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  CAS-BOT-BC365336  Solidago confinis R. F. Hoover 1966-10-1 10097 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek Comment
  OBI57987  Solidago confinis Austin P. Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes. NE corner, Maidenform Flat Comment
  SBBG54880  Solidago velutina var. californica D. Keil 1976-9-25 11829 San Luis Obispo 1 mi W of Los Osos Valley Rd along Prefumo Cyn Rd Comment
  OBI56832  Soliva sessilis David J. Keil 1998-4-20 26870 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. Comment
  OBI30702  Sonchus asper Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI38069  Sonchus asper David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18154 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  CAS-BOT-BC374621  Sonchus oleraceus Ernest C. Twisselmann 1971-12-9 18553 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  HSC91760  Sonchus oleraceus Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park, MDO 1000 Comment
  OBI15384  Sonchus oleraceus Jim Heaston 1955-10-13 33 San Luis Obispo Cal Poly, San Luis Obispo Comment
  OBI80661  Sonchus oleraceus David J. Keil 1992-1 22921 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  UCR140145  Sonchus oleraceus George K. Helmkamp 2004-2-7 8257 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd., just east of Mesa View Dr. 76 Comment
  CAS-BOT-BC374618  Sonchus oleraceus J. T. Howell 1961-4-14 36500 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  OBI50165  Sporobolus indicus David J. Keil 1992-5-3 22963 San Luis Obispo Laguna Lake Park, near Madonna Rd Comment
  OBI13485  Stachys ajugoides R. R. LaBelle 1967-10-10 32 San Luis Obispo Laguna Lake, San Luis Obispo. NE side of lake Comment
  OBI52747  Stachys ajugoides David J. Keil, with V. L. Holland 1991-8-22 22564 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
  OBI78267  Stachys ajugoides Robert F. Hoover 1964-7-11 9156 San Luis Obispo Edna marsh Comment
  OBI47450  Stachys bullata David J. Keil, Art Webster 1984-4-29 18173 San Luis Obispo Cyn bottom of Lopez Wilderness Area Comment
  UC1124928  Stachys bullata P. L. Johannsen 1936-3-21 687 San Luis Obispo 1 mi s San Luis Obispo (Plot 1); San Luis Obispo Quadrangle Comment
  RSA446666  Stachys bullata Dana Krempels 1981-4-13 33 -DK San Luis Obispo 5 m N. of North shore of Pico Creek Pond. Comment
  RSA585836  Stachys bullata M. D. Proctor, E. A. Young 1993-4-17 ROB 0466 San Luis Obispo [Camp Roberts] Chorro Creek, 1 km north of Chorro Reservoir Comment
  SD37504  Stachys bullata Edith A. Purer 1933-7-20 5060 San Luis Obispo Stabilized sand dunes five miles north of Guadalupe. Comment
  UC126602  Stachys chamissonis H. M. Hall 1907-5-11 7693 San Luis Obispo Oak Park Comment
  CHSC82997  Stachys pycnantha L. P. Janeway 2002-9-8 7730 San Luis Obispo Outer South Coast Ranges. Brizziolari Creek (Poly Canyon) 1.1 km northeast of the Cal Poly campus buildings. 168 Comment
  OBI44815  Stachys pycnantha David J. Keil 1979-7-1 13113 San Luis Obispo San Luis Range, lower Prefumo Cyn Comment
  SBBG104303  Stachys rigida F. L. Johnson, E. A. Young 1993-5-23 ROB 529 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI13483  Stachys rigida subsp. quercetorum Robert F. Hoover 1968-4-20 11068 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  POM98563  Stachys rigida subsp. quercetorum P. A. Munz 1925-3-24 9226 San Luis Obispo Morro Creek. 152 Comment
  RSA14167  Stanfordia californica Roxana S. Ferris 1935-3-21 9035 San Luis Obispo 3 miles east of Lost Hills on Paso Robles-Wasco Rd. Comment
  SFV20442  Stanleya pinnata S. Kimball 2005-4-6 462 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Elkhorn Plateau. 745 Comment
  CDA3545  Stellaria media G. K. Helmkamp 2004-2-7 8260 San Luis Obispo Central Coast; SE of Oceano along Halcyon Rd., just E of Mesa View Dr. Comment
  OBI080563  Stellaria media Dennis Webb 2013-2-13 4 San Luis Obispo 7887 Rocky Terrace Way, Creston. On the southern portion of the Pomeroy property. Comment
  OBI17398  Stellaria media F. Rush May1956 59 San Luis Obispo Mt. SLO Comment
  OBI5487  Stellaria media Sharon Jochums 1974-4-3 90 San Luis Obispo W of Hwy 1 just N of San Simeon Point Comment
  UCR140102  Stellaria media George K. Helmkamp 2004-2-6 8249 San Luis Obispo Central Coast, Oso Flaco Lake Road, 0.5 mi east of the lake 9 Comment
  UCR140409  Stellaria media George K. Helmkamp 2004-2-19 8303 San Luis Obispo Central Coast, NW of Nipomo, Pomeroy Rd, 0.2 mi N of Willow Rd. 91 Comment
  SBBG113508  Stellaria nitens C. B. Hardham 1957-3-25 1572 San Luis Obispo Cypress Mtn Comment
  OBI37595  Stellaria nitens David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15785 San Luis Obispo Vicinity of Amer Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  OBI64175  Stellaria pallida David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29306 San Luis Obispo Camp Roberts. Field and adjacent foothill woodland across Generals Road from north end of McMillan airstrip Comment
  UC1224756  Stephanomeria cichoriacea R. F. Hoover 1964-8-13 9210 San Luis Obispo San Bernardo Creek, n slopes Santa Lucia Range Comment
  SBBG47369  Stephanomeria elata J. Copeland 1973-8-31 1010 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, ca. 2 mi W of US Hwy 101 Comment
  SD39627  Stephanomeria exigua subsp. carotifera Edith A. Purer 1933-7-20 5093 San Luis Obispo Stabilized sand dunes northwest of Guadalupe. Comment
  UC1394156  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6931 San Luis Obispo near Pismo beach State Park, Grover City (between railroad tracks and Route 1) 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-BC375907  Stephanomeria virgata Chester Dudley 1926-8-21 s.n. San Luis Obispo Near mouth of Arroya [Arroyo] Grande Creek Comment
  UC1224743  Stephanomeria virgata subsp. pleurocarpa R. F. Hoover 1957-8-28 8399 San Luis Obispo between Rocky Butte and Pine Mt. Comment
  UC771697  Stephanomeria virgata subsp. virgata R. F. Hoover 1946-10-13 6480 San Luis Obispo Divide between Suey Creek and Cuyama River. Comment
  OBI59016  Stipa cernua David J. Keil 1998-6-1 27581 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  OBI59085  Stipa cernua David J. Keil 1998-5-4 27068 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  SEINET10603815  Stipa cernua Marcus E. Jones 1882-5-6 Jones 3233 San Luis Obispo Comment
  OBI2558  Stipa lepida Larry E. Brown 1970-4-5 1767 San Luis Obispo Cuesta Ridge Botanic Area, ca 8 mi N of San Luis Obispo Comment
  OBI80713  Stipa pulchra David J. Keil 1992-4-12 22827 San Luis Obispo Laguna Lake City Park 170 Comment
  SBBG112837  Streptanthus albidus subsp. peramoenus C. B. Hardham 1960-5-10 5705 San Luis Obispo Cypress Mtn Comment
  CAS-BOT-BC87173  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1946-6-1 6109 San Luis Obispo On grade east of Cambria. Comment
  RSA128952  Streptanthus tortuosus Clare B. Hardham 1958-6-4 3545 San Luis Obispo Santa Lucia Mountains; Cone Peak. Comment
Read comments
Jul 10 2012
  RSA0089573  Stylocline gnaphaloides Dean Wm. Taylor 2003-5-5 18500 San Luis Obispo La Panza Range: Highway 58 0.7 miles East of Wilson Corner, base of south facing slopes North of roadway. 487 Comment
  UC57576  Stylocline gnaphaloides J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  UC1126464  Stylomecon heterophylla G. T. Nordstrom 1937-4-26 1108 San Luis Obispo 4.6 mi sse Chimney Rock; Adelaida Quad., sse of Chimney Rock Comment
  CAS-BOT-BC423002  Stylomecon heterophylla Ernest C. Twisselmann 1958-5-12 4459 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Scarp: canyon above the Van Matre Ranch 792 Comment
  OBI9068  Styrax redivivus Neil Havlik 1968-5-26 208 San Luis Obispo On NW should of Pine Ridge 1 mi NW of Caldwell mesa about 20 mi E by SE of San Luis Obispo Comment
  CAS-BOT-BC110380  Suaeda californica Alice Eastwood 1927-4-7 14248 San Luis Obispo Morro. Comment
  OBI82374  Suaeda californica David J. Keil 2015-9-28 33422 San Luis Obispo Morro Bay State Park Marina 1 Comment
  OBI81181  Suaeda californica Michael Walgren 2015-1 San Luis Obispo Comment
  HSC91488  Symphoricarpos mollis Susan H. Bicknell 1989-6-11 San Luis Obispo Montano de Oro, MDO 39 Comment
  OBI78683  Symphoricarpos mollis Sierra Duggan 2013-2-2 1 San Luis Obispo Felsman Loop, Bishop Peak. 20 m from Patricia Drive entrance. North side of the trail. 168 Comment
  UC28653  Symphoricarpos mollis Mrs. Blochman May 1893 San Luis Obispo Comment
  CAS-BOT-BC99112  Symphyotrichum chilense Ernest C. Twisselmann 1965-11-2 11707 San Luis Obispo Highway 1 on the north slope of Arroyo Hondo 15 Comment
  SD129582  Symphyotrichum chilense G. Helmkamp 1989-8-6 San Luis Obispo Toro Canyon Road, east of US Highway 101, just north of Cayucos 120 Comment
  CAS-BOT-BC98359  Symphyotrichum subulatum var. parviflorum R. F. Hoover 1948-10-8 7556 San Luis Obispo Between Mt. San Luis and Mt. Bishop Comment
  OBI59815  Symphyotrichum subulatum var. squamatum David J. Keil 2001-11-14 29735 San Luis Obispo Arroyo Grande, along western side of North Oak Park Boulevard just southwest of junction with Noyes Road and Old Oak Park Road (35.1413?N, 120.5995?W). 37 Comment
  SBBG119674  Tamarix ramosissima M. Wetherwax, E. Painter 2002-8-13 CR 342 San Luis Obispo Nacimiento River floodplain, between Boy Scout Ford and low water bridge; Camp Roberts 152 Comment
  OBI77261  Tauschia arguta Robert F. Hoover 1950-5-6 7873 San Luis Obispo E slope of La Panza range Comment
  SBBG107262  Tauschia hartwegii C. B. Hardham 1961-5-18 7105 San Luis Obispo between Rocky Butte and Pine Mtn, N of Cambria 762 Comment
  OBI40727  Thalictrum fendleri David J. Keil, Dirk Walters 1986-5-2 19336 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  UC1126228  Thalictrum fendleri var. polycarpum C. M. Belshaw 1936-3-22 1684 San Luis Obispo 1 1/2 mi ssw Loma Peloma Hill; Nipomo Quadrangle Comment
  UC9706  Thalictrum fendleri var. polycarpum Ida M. Blochman May 1893 San Luis Obispo Santa Maria Comment
  RSA304745  Thalictrum fendleri var. polycarpum James R. Shevock 1971-4-4 876 San Luis Obispo Coon Creek, Montana de Oro, 58 Comment
  CAS-BOT-BC399834  Thalictrum polycarpum David D. Keck 1934-4-26 2834 San Luis Obispo 4.1 mi. W. of La Panza Comment
  UCR29950B  Thelypodium lemmonii Melissa Luckow 1981-4-18 680 San Luis Obispo Just south of Soda Lake. 585 Comment
  UCSB26299  Thermopsis californica var. californica Havlik, Neil 1969-5-2 San Luis Obispo Near the summit of Perfumo Canyon Road 457 Comment
  OBI57232  Thysanocarpus curvipes David J. Keil, with Kathleen A. Keil 1998-4-16 26749 San Luis Obispo Los Padres National Forest. 2.3 miles from Park Hill Rd. on Black Mountain Rd. Comment
  RSA585900  Thysanocarpus curvipes var. curvipes F. L. Johnson, M. D. Proctor 1993-2-19 ROB 0123 San Luis Obispo 1 km SW of Ranch House on Nacimento road. Comment
  OBI14848  Thysanocarpus laciniatus Robert F. Hoover 1958-3-19 8427 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  OBI19898  Thysanocarpus laciniatus Walter F. Chesebro 1978-4-8 31 San Luis Obispo Just E of Salinas river bridge on hwy 58 Comment
  OBI77663  Thysanocarpus laciniatus Joy Nishida, David J. Keil 1982-1-23 202 San Luis Obispo Amer Cyn 549 Comment
  OBI57078  Torilis arvensis Danielle DeRome 1994-6-4 649464 San Luis Obispo Riparian area adj to Poly Cyn rd, just uphill (N) of the Poly cyn landfill turn off, on the lsope just above Brizzolara Crk Comment
  CAS-BOT-BC169227  Toxicodendron diversilobum Alice Eastwood 1927-4-7 14254 San Luis Obispo Morro Comment
  OBI3960  Toxicodendron diversilobum Elizabeth Rudd 1971-4-26 254 San Luis Obispo 3 mi N of Santa Margarita 366 Comment
  CAS-BOT-BC169236  Toxicodendron diversilobum Ernest C. Twisselmann 1968-5-13 14203 San Luis Obispo Head of Cammatta Canyon at the cottinham place - La Panza Range 609 Comment
  CDA7710  Tragopogon porrifolius L. C. Wheeler 1968-6-2 s.n. San Luis Obispo Cambria. 0 Comment
  OBI80087  Tragopogon porrifolius David J. Keil 2012-8-21 31509 San Luis Obispo Arroyo Grande. Vicinity of Arroyo Grande Creek near Bridge Street 25 Comment
  CAS-BOT-BC377131  Tragopogon porrifolius Ernest C. Twisselmann 1955-6-28 2178 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Eben McMillan Ranch, eastern San Luis Obispo County 670 Comment
  OBI13427  Trichostema lanceolatum Robert F. Hoover 1965-9-19 9613 San Luis Obispo La Panza district Comment
  SD121981  Trichostema lanceolatum Jerry Copeland 1973-9-22 1032 San Luis Obispo Sierra Madre Road, 0.3 mile south of Highway 166. Comment
  UCSC010680  Trifolium D. R. Miller 2016-4-27 s.n. San Luis Obispo Along Ridge road on east slope of Pine Mountain at Buckeye Mine area, Pico Creek drainage. 914 Comment
  UCSC010682  Trifolium D. R. Miller 2016-4-30 s.n. San Luis Obispo Just above Cline Cabin area, Tobacco Creek drainage 494 Comment
  OBI57899  Trifolium albopurpureum David J. Keil 1999-4-29 28291 San Luis Obispo Camp Roberts; McMillan Airstrip. Vicinity of airfield buildings near Perimeter Road. Comment
  UC1285146  Trifolium albopurpureum var. dichotomum R. F. Hoover 1964-5-11 8772 San Luis Obispo rd to Hill Mtn (from Pozo Arroyo Grande summit) Comment
  UC1583601  Trifolium bifidum var. decipiens David Keil with Lynne Dee Oyler 1986-5-21 19525 San Luis Obispo 3.6 mi s Santa Margarita (Santa Margarita Ranch, along ranch rd, in area that was locally the e boundary of the Las Pilitas fire of July 1985); east base of Santa Lucia Mtns Comment
  SBBG107874  Trifolium ciliolatum C. B. Hardham 1958-6-1 3492 San Luis Obispo Santa Rita Ranch, W of Templeton Comment
  UCSB15849  Trifolium depauperatum var. amplectens Breedlove, Dennis 1962-4-6 San Luis Obispo At the southern city limits of Cayucos 30 Comment
  UCSB33552  Trifolium depauperatum var. truncatum Brownell, Kathleen 1979-4-15 San Luis Obispo California Valley Road; 8 miles south of Route 58; Near Soda Lake 579 Comment
  OBI79831  Trifolium dichotomum D. R. Miller 2013-4-3 413 .1038 San Luis Obispo The Rocky Butte/Pine Mountain Region, from Cole Ranch heli-pad margin, marmolejo creek drainage. 744 Comment
  OBI78208  Trifolium fucatum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel and Richard Pimentel 1982-3-13 15707 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  SEINET3099728 Image available Trifolium fucatum var. gambelii Marcus E. Jones 1882-5-6 2670 San Luis Obispo San Luis Obispo Comment
  SEINET7042452  Trifolium gracilentum 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
  OBI58047  Trifolium microdon David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27476 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1 (35 deg. 40.233' N x 121 deg. 02.851' W). Comment
  OBI57925  Trifolium oliganthum David J. Keil 1998-4-28 26981 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
  UC1285153  Trifolium variegatum var. melananthum R. F. Hoover 1952-5-10 8186 San Luis Obispo just s mouth of Arroyo de la Cruz (on mesa summit) Comment
  HSC91540  Trifolium willdenovii Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  OBI12639  Trifolium willdenovii Russell Gorman 1956-4-6 50 San Luis Obispo Los Berros Cyn approx. 4 mi N of Nipomo Comment
  UCR163776  Trifolium willdenovii George K. Helmkamp, E. A. Helmkamp 2005-3-30 9275 San Luis Obispo Outer South Coast Ranges, La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita 335 Comment
  POM97316  Trifolium willdenovii Philip A. Munz 1926-4-8 10161 San Luis Obispo Paso Robles Comment
  UC463192  Trifolium willdenovii Roxana S. Ferris 1929-4-16 7666 San Luis Obispo Old Creek Moro y Cayucos (coast rd) Comment
  OBI12630  Trifolium wormskioldii Robert F. Hoover 1947-4-18 6953 San Luis Obispo Mouth of San Simeon Crk Comment
  POM98565  Trillium angustipetalum Philip A. Munz 1925-3-25 9252 San Luis Obispo Pismo Creek, 3 miles from Pismo. Comment
  OBI55637  Triodanis biflora David J. Keil 1989-6-3 21229 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI82234  Triodanis biflora David J. Keil, with V. L. Holland 2015-5-11 33183 San Luis Obispo Arroyo Grande, 400 Aloma Way 90 Comment
  UCR4758  Triphysaria eriantha Frank C. Vasek 1960-4-9 600409- 11 San Luis Obispo Central Coast, Los Osos [Valley] Road, 2 miles east of Los Osos 15 Comment
  UCSB44351  Triphysaria eriantha Brownell, K. 1979-3-3 San Luis Obispo 1/4 mile south of Hearst Castle turnoff from Highway 1 15 Comment
  JEPS97047  Triphysaria eriantha subsp. eriantha Clare B. Hardham 1960-3-15 4073 San Luis Obispo wasteland near California Polytechnic, S.L.O.; Santa Lucia Mountains Comment
  SBBG110125  Triphysaria micrantha D. Wilken with E. Painter 1998-4-3 15397 San Luis Obispo near head of Long Cyn, near jct of La Panza Rd and St Hwy 58, W of Navajo Crk 579 Comment
  CAS-BOT-BC200074  Trisetum canescens Clare B. Hardham 1957-5-30 2072 San Luis Obispo Headwaters of Las Tablas Creek Comment
  UC1872965  Triteleia ixioides subsp. ixioides David Keil, V. L. Holland 2003-4-7 30118 San Luis Obispo Red Mountain Road NE of San Simeon. 518 Comment
  CAS-BOT-BC73837  Tropidocarpum gracile Ernest C. Twisselmann 1954-4-16 1067 San Luis Obispo Temblor Range and Western San Joaquin Valley. Chris Twisselmann Ranch. Eastern SLO county. 640 Comment
  OBI55383  Tropidocarpum gracile David J. Keil, with Kathleen A. Keil 1997-3-8 26083 San Luis Obispo La Panza Mts. Along Red Hill Road 1 mile from Highway 58. Comment
  OBI57228  Tropidocarpum gracile David J. Keil 1998-4-9 26656 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  SJSU3341  Tropidocarpum gracile C. W. Sharsmith 1962-4-20 6800 San Luis Obispo Carrizo Plain, c. 3 mi SE of Simmler Comment
  OBI77722  Tropidocarpum gracile Craig Woods 1978-3-29 18 San Luis Obispo Carrizo Plain, T31S, R19E, sec 24 along Sim. soda lake sand diego cr rd 579