Search Results — 2000 specimen records retrieved (1133 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
  SEINET3869166  Abies bracteata D. R. Miller 1996-1-24 196 -606 San Luis Obispo Scattered at one location. These trees are in the Maimolejo creek narrows area. In the extreme western corner of study area.; 0 335 Comment
  SBBG69880  Abronia latifolia M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI53423  Abronia latifolia Arthur W. Hazebrook 1993-5-23 242 San Luis Obispo Nipomo Dunes complex, SE portion of Big Coreopsis Hill and open dunes Comment
  OBI35269  Abronia maritima H. E. Jones 1981-5-18 30 San Luis Obispo Point Piedras Blancas Comment
  SBBG1857  Abronia maritima H. and M. Dearing 1939-3-19 3073 San Luis Obispo near ocean at Oso Flaco Lake Comment
  OBI12211  Abronia pogonantha Eben McMillan 1952-5-5 106 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  LA211002  Abronia umbellata Mark A. Elvin; G. M. Greenwald 2013-8-9 7239 San Luis Obispo SANTA MARIA RIVER VALLEY, Guadalupe Dunes, Guandalupe-Nipomo Dunes National Wildlife Refuge, 4-Pond Valley, Colorado Pond, ca. 80 m from S. Refuge boundary. 55.0 Comment
  SEINET893156  Abronia umbellata Leslie Freeman 1963-1 196 San Luis Obispo South of Pismo Beach on Oso Flaco Lake. 3 Comment
  UC57588  Acer macrophyllum J. H. Barber 1899-5-22 San Luis Obispo Sta Lucia Mts. Comment
  OBI20405  Acer macrophyllum Neil Havlik 1968-4-3 120 San Luis Obispo At upper end of Lopez Cyn rd Comment
  CAS-BOT-BC336911  Acer negundo var. californicum Ernest C. Twisselmann 1968-10-21 15033 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  JEPS116490  Achillea millefolium Alice Le Duc 1999-6-22 407 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI23280  Achillea millefolium J. T. Arnold 1965-4-21 74 San Luis Obispo Cal Poly, Poly Cyn Comment
  OBI35371  Achillea millefolium Helen Jones 1982-8-7 69 San Luis Obispo Piedras Blancas Point Comment
  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
  SBBG104350  Achillea millefolium F. L. Johnson, E. A. Young 1993-5-24 ROB 576 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1125399  Achillea millefolium C. M. Belshaw 1936-3-23 1709 San Luis Obispo 1.4 mi ssw Hollister Peak; Cayucos Quad. 106 Comment
  UC641641  Achnatherum coronatum G. L. Stebbins Jr. 1939-6-20 2881 San Luis Obispo on highway between Pozo and La Panza; La Panza Range 731 Comment
  UCD50327  Achnatherum hymenoides Ernest C. Twisselmann 1958-4-24 4370 San Luis Obispo Ridge along the mouth of Caliente Canyon. Lower Sonoran Grassland. Shandon, California. San Luis Obispo County. 320 Comment
Read comments
Jun 26 2016
  OBI51485  Achyrachaena mollis David J. Keil, Kathleen Keil 1992-4-11 22786 -2 San Luis Obispo Calif Valley, Carissa Plain. Belmont Trl ca 2 mi E of Soda Lake rd at intersection with small cross rd Comment
  UCR265993  Achyrachaena mollis David J. Keil, Kathleen Keil 1992-4-11 22786 -2 San Luis Obispo Inner South Coast Range, California Valley, Carrizo Plain; Belmont Trail c. 2 miles east of Soda Lake Road at intersection with small cross road 593 Comment
  OBI56616  Achyrachaena mollis David J. Keil, with Kathleen A. Keil 1998-5-26 27462 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  SEINET11854797  Achyrachaena mollis Unknown 1936-1 12966 San Luis Obispo Cuesta Pass Comment
  SFV16120  Achyrachaena mollis J. M. Kneitel 1995-5-1 50 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Caliente Mountains, American Ranch, 2 miles from Soda Lake Road. 670 Comment
  OBI80454  Acmispon Douglas Platt, Drew Burke, Katie Lange 2015-3-2 3 San Luis Obispo Campus of California Polytechnic State University, graveled trail/road into Poly Canyon towards stone arch. Steep south-facing slope north of Brizzolara Creek. 142 Comment
  OBI26413  Acmispon americanus var. americanus David J. Keil 1980-9-21 14229 San Luis Obispo 3.4 mi NNW of jctn with rte 58 along Creston-O'Donovan Rd 366 Comment
  OBI26716  Acmispon americanus var. americanus Jerry Copeland 1973-9-8 1019 San Luis Obispo 13.6 mi E of jctn with hwy 41 and 101 Comment
  SD251226  Acmispon americanus var. americanus J. Clark, M. Petroelje 1998-6-29 San Luis Obispo Camp San Luis Obispo. Training Area U, LCTA Plot 320. 299 Comment
  CAS-BOT-BC213418  Acmispon argophyllus var. argophyllus Mrs. R. W. Summers 1886-6-4 894 San Luis Obispo Avila coast Comment
  OBI13216  Acmispon cytisoides Robert F. Hoover 1964-6-7 9003 San Luis Obispo Chris flood Crk Comment
  OBI75020  Acmispon glaber Michael Walgren 2011-2-17 204 San Luis Obispo Morro Bay State Park in Los Osos E of South Bay Blvd. and N of El Morro Ave. 30 Comment
  SBBG98824  Acmispon heermannii var. heermannii C. F. Smith 1958-8-2 5833 San Luis Obispo Dune Lakes, ca. 3 mi S of Oceano Comment
  OBI13226  Acmispon junceus var. biolettii Robert F. Hoover 1947-3-2 6644 San Luis Obispo Carpenter Cyn, N of Arroyo Grande Comment
  OBI31198  Acmispon strigosus Julie M. Vanderwier 1979-4-13 119 San Luis Obispo Indian Knob Tar Sands Comment
  OBI50898  Acmispon strigosus David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  OBI31474  Acmispon strigosus Joy Nishida, Robert Allen 1982-4-10 267 San Luis Obispo Amer Cyn campground 536 Comment
  OBI78052  Acmispon wrangelianus Thomas Burrows 1980-5-3 45 San Luis Obispo Reservoir Cyn 168 Comment
  CDA42066  Acourtia microcephala G. F. Hrusa 1987-6-13 5413 San Luis Obispo Santa Lucia Mountains; Above Huff's Hole creek, app. 1/2 mile upstream from Lopez Canyon. Comment
  OBI15585  Acourtia microcephala Robert F. Hoover 1947-7-10 7288 San Luis Obispo "mesa" 4 mi W of Nipomo Comment
  CAS-BOT-BC391672  Actaea rubra R. F. Hoover 1963-5-4 8559 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  CAS-BOT-BC391671  Actaea rubra R. F. Hoover 1947-8-16 7378 San Luis Obispo 6 mi. w. of Templeton on road to Cambria Comment
  OBI50340  Adenostoma fasciculatum Tawney Odegard 1985-1-25 1 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  UC859032  Adenostoma fasciculatum Ynez Whilton Winblad 1933-6-27 San Luis Obispo along rd. between <Atascodero> and Morro Bay 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
  SBBG94143  Adenostoma fasciculatum var. fasciculatum T. J. Ayers, S. Junak 1989-6-22 756 San Luis Obispo below TV towers just E of W Cuesta Ridge Rd at E botanical area boundary sign, ca. 3 mi W of Hwy 101 Comment
  SBBG212  Adiantum capillus-veneris C. B. Hardham 1958-1-2 2784 San Luis Obispo ravine 0.5 mi N of San Carpoforo Comment
  CAS-BOT-BC68935  Adiantum jordanii W. R. Dudley 1905-1-4 s.n. San Luis Obispo Adelaide Comment
  CAS-BOT-BC29679  Agoseris grandiflora var. grandiflora Alice Eastwood 1926-5-3 13795 San Luis Obispo Avila Comment
  CAS-BOT-BC46067  Agoseris heterophylla var. cryptopleura Eben McMillan 1957-4-17 34 -25 San Luis Obispo At the foot of Caliente Mountain, southern Carrisa Plains 807 Comment
  JEPS36248  Agoseris heterophylla var. cryptopleura W. L. Jepson 1927-4-26 11976 San Luis Obispo 4-5 mi easterly, on road to Pozo Santa Margarita 381 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
  OBI17120  Agoseris heterophylla var. heterophylla Robert F. Hoover 1948-3-30 6816 San Luis Obispo Summit between Middle and E branches of Huerhuero Crk Comment
  UC1276294  Agoseris hirsuta R. F. Hoover 1950-5-30 7937 San Luis Obispo Cambria Comment
  CDA11467  Agrostis hooveri G. F. Hrusa 1995-5-28 12229 San Luis Obispo Black Butte Research Natural Area. Ridge immed. WNW of Peak 2. Comment
  RSA201536  Agrostis hooveri Robert F. Hoover 1964-6-5 8923 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  CAS-BOT-BC138959  Agrostis pallens R. F. Hoover 1964-6-7 8991 San Luis Obispo San Carpoforo Creek just above WIndy Point. Comment
  OBI4953  Agrostis pallens Robert F. Hoover 1969-7-5 11419 San Luis Obispo Cambria Comment
  OBI80006  Aira caryophyllea David J. Keil, with V. L. Holland 2013-6-12 31799 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  OBI35059  Alisma triviale Eric Wise 1981-6-15 609 San Luis Obispo turri rd, 1 mi E of So. Bay blvd Comment
  OBI5015  Alisma triviale Robert J. Rodin 1956-5-22 6078 San Luis Obispo Into Laguna lake near Los Osos Valley rd Comment
  CAS-BOT-BC445456  Alisma triviale R. F. Hoover 1964-8-13 9241 San Luis Obispo Mouth of Osos Creek Comment
  SFV17443  Allenrolfea occidentalis P. M. Schiffman 1998-6-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Near Goodwin Ranch and Soda Lake. 585 Comment
  CAS-BOT-BC468916  Allium crispum Ernest C. Twisselmann 1962-4-27 7021 San Luis Obispo Palo Prieta Canyon, 3 miles south of Cholame 548 Comment
  CAS-BOT-BC468968  Allium diabolense Ernest C. Twisselmann 1969-5-7 15221 San Luis Obispo Palo Prieta Canyon, Temblor Range, Western San Joaquin Valley 563 Comment
  OBI32255  Allium hickmanii David J. Keil 1981-4-11 14339 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CDA15153  Allium howellii var. howellii G. F. Hrusa 1998-4-26 14260 San Luis Obispo Temblor Range; N end of Elkhorn Plain. Comment
  POM223695  Allium howellii var. howellii David D. Keck, Jens Clausen 1935-4-10 3158 San Luis Obispo 18 miles south of Soda Lake toward southern end of Carrizo Plain. 610 Comment
  POM97513  Allium howellii var. howellii Philip A. Munz 1926-4-8 10176 San Luis Obispo 35 miles east of Paso Robles Comment
  OBI54207  Allium lacunosum var. lacunosum David J. Keil, V. L. Holland 1996-6-6 25882 San Luis Obispo Prefumo Cyn Homes project site along Prefumo Crk ca 1/3 mi from Los Osos Valley Rd Comment
  SBBG93875  Amaranthus blitoides S. A. Junak with T. J. Ayers 1989-7-14 4118 San Luis Obispo extreme N edge of Cuesta Ridge Botanical Area, end of powerline rd 0.4 mi SW of intersection with Tassajera Crk Rd 505 Comment
  OBI79538  Amaranthus deflexus David J. Keil 2012-7-18 31424 San Luis Obispo Oceano.1731 Railroad Street, near intersection with Ocean Street 8 Comment
  OBI20429  Amaranthus powellii Betty Sheehan 1957-10-10 3 San Luis Obispo Cal Poly campus, science bldg Comment
  RSA0027879  Ambrosia acanthicarpa Greg Wilvert 2005-10-5 530 San Luis Obispo Southeast half of the Caliente Range: 2.0km E of Lawson Spring along Padrones Canyon Rd. 844 Comment
  OBI17110  Ambrosia chamissonis F. Rush August1957 s.n. San Luis Obispo S Morro Bay Comment
  CAS-BOT-BC61488  Ambrosia chamissonis David D. Keck 1933-5-5 2197 San Luis Obispo Morro Bay, on the strand Comment
  OBI62146  Ambrosia psilostachya P. A. Holden 1968-8-11 529 San Luis Obispo Near entrance of Arroyo Grande Crk to ocean at Oceano Comment
  UCR57535  Ammophila arenaria George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  UC455994  Amsinckia I. J. Condit 1909-2-22 San Luis Obispo El Pizmo Comment
  CAS-BOT-BC222368  Amsinckia douglasiana R. F. Hoover 1949-4-21 7629 San Luis Obispo Near Fernandez Creek on La Panza-Creston road Comment
  CDA40432  Amsinckia douglasiana T. C. Fuller 1962-3-1 7729 San Luis Obispo Temblor Range; Henry Twisselmann ranch, 15 miles south of Cholame. 0 Comment
  POM220936  Amsinckia furcata D. D. Keck, J. Clausen 1935-4-9 3107 San Luis Obispo Summit of Polonic Pass, 5 mi. east of Cholame on road to Lost Hills, southern tip of Diablo Range. 579 Comment
  UCSB15054  Amsinckia intermedia Breedlove, Dennis 1962-3-24 San Luis Obispo 1.5 miles north of Santa Maria River on U.S. 101 152 Comment
  OBI46092  Amsinckia lycopsoides Lynne Dee Oyler 1986-3-25 374 San Luis Obispo Agua Escondido, USFS blue oak study area, NE of Arroyo Grande Comment
  HSC91727  Amsinckia menziesii Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro, along Eastern Boundary Trail Comment
  OBI75837  Amsinckia menziesii Al Lindholm 1971-4-24 222 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
  SBBG15547  Amsinckia spectabilis D. E. Breedlove 1962-4-6 2118 San Luis Obispo 3.5 mi N of San Simeon jct on St Hwy 1 30 Comment
  UC455989  Amsinckia spectabilis I. J. Condit 1910-3-30 San Luis Obispo Carrisa Plains Comment
  OBI4172  Amsinckia spectabilis var. microcarpa Julie R. Potter 1969-4-30 15 San Luis Obispo Morro Bay state park Comment
  OBI65633  Amsinckia spectabilis var. microcarpa G. F. Hrusa, D. Ragan 1999-4-21 15011 San Luis Obispo Oceano Dunes. Immed W of Callender Rd 107 Comment
  UCR141003  Amsinckia spectabilis var. microcarpa George K. Helmkamp 2004-3-10 8336 San Luis Obispo Central Coast, Nipomo Mesa, along Pomeroy Rd, 0.2 mi N of Willow Rd, NW of Nipomo 91 Comment
  UC1284994  Amsinckia spectabilis var. microcarpa R. F. Hoover 1947-3-1 6642 San Luis Obispo mouth of Toro Creek 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
  UC1178214  Amsinckia tessellata var. gloriosa C. R. Bell 1952-3-22 1263 San Luis Obispo 4 mi e Cholame (on Polonio Pass Road) Comment
  SDSU18464  Amsinckia tessellata var. tessellata Michael G. Simpson, Lori Simpson 2009-3-30 3060 San Luis Obispo Hurrican Crocker Spring Road, Temblor Mountains. 808 Comment
  UC1928064  Amsinckia tessellata var. tessellata David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30501 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. 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
  OBI55302  Ancistrocarphus filagineus David J. Keil 1998-4-30 27021 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
  CAS-BOT-BC46946  Androsace elongata subsp. acuta R. F. Hoover 1949-4-2 7570 San Luis Obispo Cottonwood Pass, near summit. Comment
  CAS-BOT-BC46945  Androsace elongata subsp. acuta Clare B. Hardham 1960-4-4 5301 San Luis Obispo Hills near mouth of Cantinas Cr. 243 Comment
  OBI79443  Anisocarpus madioides David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31710 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail near junction with San Simeon Creek Road. 766 Comment
  OBI29894  Anthemis cotula Carol Radike, Kristin Bryan 1980-6-8 2 San Luis Obispo Along rd to Santa Margarita Lake just W of turnoff to Las Piliatas Rd Comment
  OBI3518  Anthemis cotula Lynch 1971-5-15 20 San Luis Obispo Found on S bank of Drumm lake, Cal Poly campus Comment
  OBI38210  Anthemis cotula Eric Wise 1981-6-15 569 San Luis Obispo N shore of Laguna Lake, SLO Comment
  OBI71685  Anthemis cotula David J. Keil 1992-7-3 20871 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  SBBG117851  Anthemis cotula M. Wetherwax, E. Painter, K. Downing 2002-5-8 SLO 249 San Luis Obispo near jct of Rd to Fort Merriam and rd on W side of K-1 range; Camp San Luis Obispo 100 Comment
  OBI42143  Anthriscus caucalis David J. Keil 1986-5-17 19466 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  UC1251646  Anthriscus caucalis Tracey and Viola Call 1964-5-3 2257 San Luis Obispo 1.5 mi e Atascadero (near Salinas River) 274 Comment
  JEPS99160  Antirrhinum kelloggii Clare B. Hardham 1958-5-18 3345 San Luis Obispo hills 1/2 mi W of Chimney Rock (North Road to Adelaida); Santa Lucia Mountains Comment
  RSA43148  Antirrhinum kelloggii Robert F. Hoover 1947-3-19 6695 San Luis Obispo Oak Park District. Comment
  UCSB59193  Antirrhinum kelloggii Callaway, R.; Ryan, P. 1987-4-17 San Luis Obispo Parkhill Road; 3 miles east of Hwy. 58; in recent burn on north side of road 426 Comment
  UC1927716  Antirrhinum multiflorum D. R. Miller 1994-6-8 694 .424 San Luis Obispo Pine Mt. Region on Rocky Butte slope, out from the Lookout Area; Pico Creek drainage 900 Comment
  UC1953798  Antirrhinum nuttallianum David Keil 1988-7-2 20858 San Luis Obispo Morro Bay State Park, east of South Bay Blvd, Vicinity of old cement plant or on hill to northeast. Comment
  SBBG83199  Antirrhinum ovatum unknown 1895-1 San Luis Obispo Cholame Comment
  CAS-BOT-BC237884  Antirrhinum ovatum David M. Thompson; E. McMillan 1984-1-1 434 San Luis Obispo Temblor Range. 0.3 mile N of Pinole Spring. 4.7 miles S of junction of Bitterwater Valley Road on Palo Prieto Pass Road. 1.5 miles S of entrance road to McCornack Brothers Lake Ranch. 2.7 miles S of side road to Mine [this road just N of an abandoned..., 609 Comment
  CAS-BOT-BC237911  Antirrhinum ovatum William M. Longhurst 1949-5-20 s.n. San Luis Obispo One mile east-northeast of Poso Ortega Comment
  OBI31481  Aphanes occidentalis Joy Nishida, Robert Allen 1982-4-10 274 San Luis Obispo American Cyn campground 536 Comment
  OBI69507  Apiastrum angustifolium David J. Keil 2008-6-6 30528 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  OBI80701  Apiastrum angustifolium D. R. Miller 2015-3-27 315 .1115 San Luis Obispo along water line at Fishburn property in Bear Canyon. Tabacco Creek drainage 415 Comment
  OBI7866  Apium graveolens Kurt R. Neisess 1976-2-17 s.n. San Luis Obispo Reservoir Crk below the campground in Montano de Oro State Park Comment
  CAS-BOT-BC392054  Aquilegia eximia M. Wetherwax; L. Wetherwax; M. Walter 2000-7-3 SLO- 156 San Luis Obispo Camp San Luis Obispo. First ridge west of Cerro Romauldo, next to unnamed creek, first drainage w of old homestead 90 Comment
  CDA11478  Aralia californica G. F. Hrusa 1995-5-28 12252 San Luis Obispo Black Butte Research Natural Area, Cuesta Ridge, east side. SE base of Peak 3. Comment
  OBI66674  Aralia californica D. R. Miller 1994-8-27 894 -534 San Luis Obispo Pine Mt Region. In creekway at Big Water Cyn, Tobacco Crk drainage 610 Comment
  UC1953228  Araujia sericifera David Keil 2009-8-16 30635 San Luis Obispo San Luis Obispo. Slope above east side of San Luis Creek, just north of Madonna Road freeway overcrossing. Comment
  OBI69464  Araujia sericifera David J. Keil 2008-3-13 30488 San Luis Obispo San Luis Obispo. Monterey Street at railroad overcrossing. 75 Comment
  CAS-BOT-BC410160  Arceuthobium occidentale R. F. Hoover 1946-8-18 6310 San Luis Obispo Mariana Creek, E side of La Panza Range Comment
  CAS-BOT-BC24194  Arctostaphylos R. F. Hoover 1947-3-26 6767 San Luis Obispo Price Canyon on steep shaded sandstone slope Comment
  UC1309693  Arctostaphylos H. C. Lee 1936-4-29 579 San Luis Obispo 1 1/4 mi n Santa Manuela School; Nipomo Quadrangle 228 Comment
  OBI66770  Arctostaphylos Austin P. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Vermillion Hill, Arroyo de la Cruz Comment
  SBBG41173  Arctostaphylos crustacea R. F. Hoover 1965-2-28 9334 San Luis Obispo trail to Cerro Alto from Cerro Alto Camp Comment
  CAS-BOT-BC25033  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1332 San Luis Obispo On Hearst Ranch property, N facing slope of S side of the flat-bottomed Arroyo de la Cruz. 30 Comment
  SBBG44010  Arctostaphylos cruzensis K. K. Muller 1956-1-30 742 San Luis Obispo St Hwy 1, S side of mouth of Arroyo de la Cruz Comment
  OBI14707  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1964-5-11 8798 San Luis Obispo Hi Mtn, N slope near summmit Comment
  RSA630664  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Melanie Baer Keeley 1993-9-3 24342 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  CAS-BOT-BC23097  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8607 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  UC1120194  Arctostaphylos glandulosa subsp. glandulosa H. C. Lee 1936-5-27 637 San Luis Obispo 1.2 mi nnw Colwell Ranch; Santa Barbara National Forest, Nipomo Quadrangle Comment
  RSA735802  Arctostaphylos glauca Steve Boyd 2007-2-17 11714 San Luis Obispo Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  UCD51113  Arctostaphylos glauca A. E. Wieslander 1936-5-11 631 San Luis Obispo 1/4 mile S of Musick. 335 Comment
  UCD51266  Arctostaphylos glauca var. puberula Roman Gankin 1964-6-29 380 San Luis Obispo 1.8 miles west of entrance to C erro Alto Campground north of U.S. Highway 466, between Atascadero and Morro Bay. Comment
  CAS-BOT-BC39009  Arctostaphylos luciana R. F. Hoover 1964-1-11 8621 San Luis Obispo Ridge west of bend of Lopez Canyon, in shale. Comment
  RSA166688  Arctostaphylos luciana Robert F. Hoover 1964-03 11864 San Luis Obispo Head of Lopez Canyon Comment
  SBBG109402  Arctostaphylos luciana C. B. Hardham 1962-4-17 9007 San Luis Obispo E of Cuesta Grade Comment
  UC1309651  Arctostaphylos luciana B. Bolt 1936-5-4 701 San Luis Obispo 1 1/4 mi w Gay Mountain; San Luis Obispo Quadrangle 792 Comment
  SEINET11984933  Arctostaphylos luciana Unknown 1966-1 662 San Luis Obispo ca 2 mi E of Cuesta Pass of Hwy 101 Comment
  OBI40334  Arctostaphylos morroensis Michael R. Benedict 1969-1 San Luis Obispo Comment
  SBBG118361  Arctostaphylos morroensis D. Wilken, E. Painter, K. Knight 2005-4-4 16182 San Luis Obispo ridge between Islay Cyn and Hazard Cyn, ca. 0.4 km NW of Benchmark "Hazard", Montana de Oro State Park 173 Comment
Read comments
Mar 14 2007
  SBBG49300  Arctostaphylos morroensis L. W. Edge 1972-5-8 153 San Luis Obispo Los Osos, above Cabrillo Estates Comment
  OBI14627  Arctostaphylos morroensis Robert F. Hoover 1969-1 San Luis Obispo Comment
  CAS-BOT-BC39828  Arctostaphylos obispoensis Clare B. Hardham 1957-3-30 1588 San Luis Obispo Santa Lucia Mountains - Cypress Mt. 853 Comment
  OBI14580  Arctostaphylos obispoensis Robert F. Hoover 1958-2-2 8408 San Luis Obispo Cambria, in Monterey pine woods Comment
  RSA167586  Arctostaphylos obispoensis R. F. Thorne, Percy C. Everett 1963-6-7 32147 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
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Feb 8 2018
  UC1950209  Arctostaphylos obispoensis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6834 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon, 2-3 miles from Hwy 1 Comment
  UCD52922  Arctostaphylos obispoensis Roman Gankin 1963-4-10 355 San Luis Obispo About 6 mi. east of Morro Bay on HWY 466. Comment
  CAS-BOT-BC39848  Arctostaphylos obispoensis Gary D. Wallace 1974-11-23 1319 San Luis Obispo Along Hwy. 41 between Atascadero and Morro Bay, at mile post 6 mi from Morro Bay. Santa Lucia Mts. 182 Comment
  JEPS24557  Arctostaphylos obispoensis A. E. Wieslander 1932-11-20 San Luis Obispo Burnet Peak Comment
  RSA388010  Arctostaphylos obispoensis Roman Gankin, Lalit Srivastara, Chas. H. Lamonreux 1958-2-6 278 San Luis Obispo Cuesta Pass off of the old highway US 101 Comment
  SBBG34152  Arctostaphylos pechoensis R. Gankin, W. R. Hildreth 1966-6-8 806 San Luis Obispo ca. 0.5 mi SE of summit, See Cyn Rd Comment
  UCD53493  Arctostaphylos pechoensis var. cruzensis Roman Gankin 1966-2-16 645 San Luis Obispo From north-facing slope of hill north of Arroyo de los Chinos; 10.7 miles north of San Simeon. Comment
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Dec 19 2016
  UC1063593 Image available Arctostaphylos pilosula A. E. Wieslander 1932-3-24 261 San Luis Obispo American Canyon La Panza Quad.; La Panza, San Luis Obispo Co. 1066 Comment
  UC1334936  Arctostaphylos pilosula Beryl Schreiber 1938-9-8 2561 A San Luis Obispo near Edna; Arroyo Grande Quadrangle, Canyon #1 60 Comment
  UCD53655  Arctostaphylos pilosula Beryl O. Schreiber 1938-10-7 2556 A San Luis Obispo Sycamore Springs. 30 Comment
  UCD53649  Arctostaphylos pilosula subsp. pilosula Walter and Irja Knight; James B. Roof 1966-1-12 1767 San Luis Obispo 9 miles east of Pozo on east-facing slope above highway on road to McKittrick; in La Panza Range. 792 Comment
  CAS-BOT-BC46229  Arctostaphylos rudis Walter Knight; Irja Knight; Elizabeth McClintock; Jacob Sigg 1981-3-25 4044 San Luis Obispo San Luis Obispo Co. Comment
  CAS-BOT-BC47285  Arctostaphylos tomentosa R. F. Hoover 1963-7-30 8589 San Luis Obispo NE side of Los Osos Valley. Comment
  CAS-BOT-BC47286  Arctostaphylos tomentosa R. F. Hoover 1963-7-30 8584 San Luis Obispo Hill just s. of Arroyo de la Cruz, near coast. Comment
  SEINET11984854  Arctostaphylos tomentosa Unknown 1966-1 647 San Luis Obispo N of Arroyo de los Chinos, 10.7 mi N of San Simeon Comment
  UCD51084  Arctostaphylos tomentosa subsp. rosei Roman Gankin; W. R. Hildreth 1967-11-13 1188 San Luis Obispo Ca. 1 mile east of Cuesta Pass on ridge road. San Luis Obispo County, CA. Comment
  RSA122511  Arctostaphylos tomentosa subsp. tomentosiformis R. St. John 1932-11-30 322 San Luis Obispo Arroyo Del Corral. 915 Comment
  CDA17692  Arctostaphylos wellsii A. Griffiths 1985-3-16 s.n. San Luis Obispo San Luis Range; Hibbard Nature Preserve. Immediate across trail NW of corral, 2.5 mi from gate. 0 Comment
  JEPS117739  Arenaria paludicola Mark A. Elvin, J. Chesnut 2005-9-28 4584 San Luis Obispo Central Coastal: Oso Flaco Lake; N central portion of lake on floating bog, just W of median strip of willows. Comment
  OBI19565  Arenaria paludicola Robert F. Hoover 1947-1 San Luis Obispo Comment
  CAS-BOT-BC137610  Aristida adscensionis R. F. Hoover 1965-5-14 9360 San Luis Obispo East Fork Corral de Piedra Creek. Comment
  OBI25999  Armeria maritima subsp. californica David J. Keil 1981-5-16 14607 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI17066  Artemisia californica Robert F. Hoover 1966-9-13 10005 San Luis Obispo Ragged Point Comment
  SEINET2445112  Artemisia californica David Keil 1988-7-2 20862 San Luis Obispo Morro Bay State Park. E of South Bay Blvd. Vicinity of old cement plant of on hill to NE. Comment
  UCR122931  Artemisia californica R. D. Goeden 1998-9-9 090998- 09 San Luis Obispo Central Coast, Atop Black Hill above Morro Bay 201 Comment
  CAS-BOT-BC84919  Artemisia californica Clare B. Hardham 1956-7-30 1213 San Luis Obispo Attascadero Ranch Comment
  CAS-BOT-BC84823  Artemisia douglasiana Ernest C. Twisselmann 1956-11-3 3215 San Luis Obispo La Panza Range - Salinas River at the base of Salinas Dam. 400 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
  OBI31590  Asclepias eriocarpa Joy Nishida 1982-5-22 378 San Luis Obispo American Cyn campground 536 Comment
  OBI70052  Asclepias eriocarpa Bernard Miossi 1939-7-10 118 San Luis Obispo Along Calf Cyn rd, 1 mi NE of Morano Crk, Calf Cyn 389 Comment
  SBBG95732  Asclepias fascicularis D. Keil with V. L. Holland 1986-6-9 19646 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  UC455918  Asclepias vestita E. P. Unangst 1908-5-1 San Luis Obispo San Miguel Comment
  UC566934  Asclepias vestita Herbert L. Mason 1923-6-22 526 San Luis Obispo Santa Margarita Comment
  OBI72081  Asphodelus fistulosus Michael Walgren 2010-3-3 82 San Luis Obispo SW roadedge of hwy 1 N of Cayucos and just S of first un-named drainage SE of Villa CRk Comment
  RSA709595  Aster chilensis George K. Helmkamp 2004-3-5 8332 San Luis Obispo Central Coast: 1.0 mi (direct line) south of Oceano airport. 15 Comment
  CAS-BOT-BC477883  Asteraceae Mrs. R. W. Summers No date on label. s.n. San Luis Obispo San Luis Obisbo County Comment
  SD46089  Astragalus asymmetricus Helen K. Sharsmith 1954-6-7 4420 San Luis Obispo 24.2 miles south of Chalome, Cholame-Simmler road, Temblor Range. 366 Comment
  SEINET948085  Astragalus asymmetricus Helen K. Sharsmith 1954-1 4420 San Luis Obispo rolling hills 24.2 miles south of Cholame, Cholame-Simmler road, Temblor Range 366 Comment
  UCD104636  Astragalus asymmetricus Gregory McMillan 1958-6-12 45- 1 San Luis Obispo San Luis Obispo County: Phelps Hill, Eben McMillan Ranch, eastern part of county. Cholame, CA. 701 Comment
  OBI13379  Astragalus curtipes John Young 1967-4-10 16 San Luis Obispo Poly Cyn, W side hill slope Comment
  OBI31802  Astragalus curtipes Smeltzer, Turnquist 1982-5-7 120 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI35384  Astragalus curtipes K. A. Nadeau 1983-7-8 35 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  POM24203  Astragalus curtipes H. M. Hall 1907-5-11 7692 San Luis Obispo San Luis Obispo. Comment
  SBBG34925  Astragalus curtipes Mrs. R. W. Summers 1882-1-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  RSA0006735  Astragalus curtipes H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1954-5-3 11277 San Luis Obispo Cayucos; road cutting [?]. 15 Comment
  SEINET10811685  Astragalus curtipes Lewis S. Rose 1936-3-19 Rose 36084 San Luis Obispo 6 mi. NE of Morro Beach. 61 Comment
  CAS-BOT-BC27462  Astragalus didymocarpus var. daleoides Alice Eastwood; John Thomas Howell 1935-3-25 2026 San Luis Obispo Cholame Comment
  OBI77446  Astragalus douglasii var. douglasii David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29311 San Luis Obispo Camp Roberts. Boy Scout Road near Nacimiento River. Vicinity of 35 deg. 45.814'N x 120 deg. 50.784'W Comment
  UC73183  Astragalus gambelianus Rev. R. W. Summers 1886-3-24 204 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC187539  Astragalus macrodon M. E. Jones 1902-6-25 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC187551  Astragalus macrodon Ernest C. Twisselmann 1957-5-3 3474 San Luis Obispo Caliente Range: east slope of Caliente Mountain 792 Comment
  SBBG124767  Astragalus macrodon C. B. Hardham 1959-5-20 5476 San Luis Obispo near Bee Rock Comment
  UCR28942  Astragalus nuttallii David J. Keil 1981-5-25 14780 San Luis Obispo Central Coast, N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1. Comment
  CAS-BOT-BC186524  Astragalus nuttallii var. nuttallii R. F. Hoover 1946-7-21 6233 San Luis Obispo San Simeon Creek Beach Comment
  CAS-BOT-BC186548  Astragalus nuttallii var. nuttallii Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch Comment
  OBI13322  Astragalus nuttallii var. nuttallii Carl B. Wolf 1941-7-11 10985 San Luis Obispo Along coast about 1 mi N of Cambria 15 Comment
  CAS-BOT-BC194236  Astragalus oxyphysus Lewis S. Rose 1968-4-23 68038 San Luis Obispo Cholame 335 Comment
  RSA0020356  Astragalus oxyphysus Greg Wilvert 2005-5-1 370 San Luis Obispo Southeast half of the Caliente Range. 0.75 km S of Soda Lake Rd. along Pipeline Rd. 849 Comment
  CAS-BOT-BC194115  Astragalus pomonensis R. F. Hoover 1947-4-13 6923 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC194121  Astragalus pomonensis Alice Eastwood 1940-4-14 18928 San Luis Obispo Nipomo Mesa Comment
  RSA43245  Astragalus trichopodus Robert F. Hoover 1947-5-30 7229 San Luis Obispo Husana River just below confluence of Arroyo Seco. Comment
  UC57476  Astragalus trichopodus var. lonchus J. H. Barber 1899-5-22 San Luis Obispo near Morro; near Morro Comment
  UCD105452  Astragalus trichopodus var. trichopodus G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5408 San Luis Obispo San Luis Obispo County: Central Coast: Road crest between See Cyn. Rd. and Prefumo Cyn Rd. (SW of San Luis Obispo). 320 Comment
  CAS-BOT-BC66139  Athyrium filix-femina var. cyclosorum R. F. Hoover 1947-7-26 7327 San Luis Obispo Near Piedras Blancas Point (just north of) Comment
  OBI29660  Athysanus pusillus David J. Keil, Dirk Walters 1980-4-26 13826 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  OBI31342  Athysanus pusillus Joy Nishida, Robert Allen 1982-4-10 219 San Luis Obispo American Cyn campground 536 Comment
  OBI82583  Athysanus unilateralis David J. Keil, Lynne Dee Althouse and Shannon Henke 2016-2-26 33505 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 610 Comment
  RSA43052  Atriplex canescens Robert F. Hoover 1946-10-13 6494 San Luis Obispo East edge if Cuyama Valley near Kern Co. line Comment
  JEPS59408  Atriplex coronata W. L. Jepson 1927-4-27 12026 San Luis Obispo Cholame 335 Comment
  SEINET3931246  Atriplex coronata Robert E. Preston 1998-6-17 1147 San Luis Obispo 1.3 mi E of Simmler, on N side of Hwy 58, ca. 300 ft. N of road. Simmler 7.5' quad.; 0 634 Comment
  JEPS90681  Atriplex coronata var. coronata Dean W. Taylor 1988-4-6 9498 San Luis Obispo central portion of Carrizo Plain, along dirt road from RC Farm to County Road Carrizo Plain 588 Comment
  OBI68366  Atriplex lentiformis David J. Keil, with Kathleen A. Keil 2003-6-15 30271 San Luis Obispo Cerro San Luis Obispo. Plants collected on upper slopes near road blazed to top of mountain in 1970s Comment
  CAS-BOT-BC176578  Atriplex polycarpa R. F. Hoover 1952-11-2 8281 San Luis Obispo Southern part of Carrizo Plain, at north base of Caliente Mt. Comment
  OBI17299  Atriplex prostrata Robert F. Hoover 1946-10-15 6499 San Luis Obispo Avila Comment
  UCD97725  Atriplex semibaccata Ernest C. Twisselmann 1960-10-12 6017 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 655 Comment
  CAS-BOT-BC180853  Atriplex serenana var. serenana Ernest C. Twisselmann 1954-10-9 1616 San Luis Obispo San Andreas Fault at Summit of Palo Prieta Canyon - Temblor Range and the Western San Joaquin Valley Comment
  SEINET3840882  Atriplex spinifera G. F. Hrusa, T. D. Wilfred 2000-9-29 15691 San Luis Obispo Soda Lake, South end immediately east of Soda Lake Road 580 Comment
  RSA20394  Atriplex spinifera Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9462 San Luis Obispo Carrizo Plain between Simmler and Soda Lake. Comment
  OBI17256  Atriplex watsonii Robert F. Hoover 1965-10-1 9706 San Luis Obispo Cuesta-by-the-sea, S shore of Morro Bay Comment
  CAS-BOT-BC146088  Avena barbata Ernest C. Twisselmann 1955-4-26 1911 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Painted Rock, Carissa Plains. 731 Comment
  OBI31403  Avena barbata Joy Nishida 1982-5-1 352 San Luis Obispo Grassy field used for grazing across stream from American Cyn campground 524 Comment
  OBI35791  Avena barbata Allison Berry 1984-2-20 1 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI69699  Avena barbata Steven A. Junak, Tina J. Ayers 1989-4-12 3945 San Luis Obispo Cuesta Ridge: Along N side of main road (USFS Road #29S11.3) at intersection with road to W end of Pick and Shovel Mine, about 4.4 mi W of hwy 101 762 Comment
  OBI33015  Avena fatua David J. Keil 1983-4-23 16947 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI49828  Baccharis glutinosa Lynne Dee Oyler 1988-8-31 584 San Luis Obispo Moonshadow Ranch, equestrian. 215 acres on Se corner of 46 and hwy 1 Comment
  UC1583857  Baccharis glutinosa David Keil 1986-10-13 19787 San Luis Obispo on s shore Morrow Bay (Sweet Springs); Sweet Springs 5 Comment
  OBI35779  Baccharis glutinosa Allison Berry 1984-4-10 86 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI53413  Baccharis glutinosa Arthur W. Hazebrook 1993-5-23 233 San Luis Obispo Nipomo Dunes Complex, along NE base of Big Coreopsis Hill and along Guerra Rd Comment
  OBI49579  Baccharis pilularis David J. Keil 1986-9-27 19768 San Luis Obispo 1/2 mi E of Pine Canyon forest Station along Calif 166. Comment
  CAS-BOT-BC99640  Baccharis plummerae R. F. Hoover 1946-10-27 6535 c San Luis Obispo Canyon opening south into Cuyama River opposite Pioneer Grove (which is in Santa Barbara Co.) Comment
  OBI79548  Bassia hyssopifolia G. Butterworth 2014-9-23 932 San Luis Obispo E of Simmler, S of Hwy 58, Sec 5 637 Comment
  OBI58768  Bellardia trixago David J. Keil 1998-6-23 27850 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
  OBI67014  Bellardia trixago D. R. Miller 1994-6-1 694 -393 San Luis Obispo Pine mt Region. In rd way on W, NW slope of Pine Mtn Rd near 'Rose patch'; Marmolejo Crk drainage 914 Comment
  OBI9014  Berula erecta Robert F. Hoover 1946-9-14 6379 San Luis Obispo Trout Crk near Santa Margarita Comment
  OBI75213  Bidens pilosa David J. Keil 2011-6-11 31045 San Luis Obispo O'Connor Way, 2 miles from Foothill Road, west of San Luis Obispo 83 Comment
  CAS-BOT-BC127994  Bidens pilosa John Thomas Howell 1960-3-22 35141 San Luis Obispo at the mission, San Luis Obispo Comment
  JEPS10147  Blennosperma nanum var. nanum W. L. Jepson 1932-4-3 16206 San Luis Obispo about 4 mi s Simmler; Carrizo Plain 579 Comment
  SBBG111576  Blepharizonia plumosa subsp. viscida C. B. Hardham 1957-10-16 2682 San Luis Obispo shores of Nacimiento Lake Comment
  CAS-BOT-BC482130  Bloomeria crocea var. aurea Roxana S. Ferris 1939-5-19 9751 San Luis Obispo Three miles east of Templeton near Templeton--Creston Road Comment
  CAS-BOT-BC478914  Bloomeria crocea var. crocea Ernest C. Twisselmann 1963-6-9 8387 San Luis Obispo Hills at the summit of Palo Prieta Canyon 678 Comment
  CAS-BOT-BC31044  Bolboschoenus maritimus Ernest C. Twisselmann 1952-6-21 106 San Luis Obispo O'Brien Lake, Twisselmann Ranch. Comment
  OBI5046  Bolboschoenus maritimus subsp. paludosus Robert J. Rodin 1956-5-20 6066 San Luis Obispo At S end of Morro Bay Comment
  OBI43585  Bolboschoenus maritimus subsp. paludosus Eric Wise 1981-6-7 479 San Luis Obispo Rancho Riconado, 23.1 mi W of New Cuyama Comment
  OBI43590  Bolboschoenus maritimus subsp. paludosus Eric Wise 1981-9-17 1162 San Luis Obispo Small, private lake. 5.7 mi E of Park Hill Rd Turn rt. 100 m past "Circle Inn". 2-3 km on rd beyond Hwy 58 Comment
  OBI9013  Bowlesia incana Robert F. Hoover 1967-4-5 10348 San Luis Obispo Between San Juan river and Carrizo Plain on hwy 58 Comment
  UCD126304  Bowlesia incana G. F. Hrusa 1992-3-24 10360 San Luis Obispo San Luis Obispo County: Occasional along Highway 46, approx. 6 miles E of Paso Robles. Comment
  CAS-BOT-BC420331  Boykinia occidentalis Ernest C. Twisselmann 1965-11-2 11716 San Luis Obispo Highway 1, just north of San Carpoforo Creek. 60 Comment
  RSA707937  Brachypodium distachyon L. M. Prince, J. Travis Columbus 2002-4-27 02 -322 San Luis Obispo CA Rte. 41 between Atascadero and Morro Bay. South facing ravine. 145 Comment
  SBBG117994  Brassica geniculata D. Oberhoff, R. Root 2000-6-16 San Luis Obispo near Operating Engineers Training Trust pond and mouth of Chorro Crk into Chorro Reservoir; Camp San Luis Obispo 250 Comment
  SBBG95568  Brassica geniculata M. Stiles 1986-5-21 43 San Luis Obispo 1 mi S of Tefft Ave, on S Oakglen, Nipomo Common Comment
  OBI32042  Brassica rapa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14429 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  UCR27234  Brickellia californica Frank C. Vasek 1982-8-24 820824- 02 San Luis Obispo Central Coast, north end San Simeon Creek Beach State Park 3 Comment
  UCR29359  Brickellia californica J. H. Nishida 1982-8-12 560 San Luis Obispo 2.9 mi NW of mouth of American Cyn on San Jose Avenales Rd. 523 Comment
  CAS-BOT-BC100456  Brickellia californica R. F. Hoover 1946-10-13 6483 San Luis Obispo West of Huasma River, near Cuyama River Comment
  UCR123150  Briza minor George K. Helmkamp, E. A. Helmkamp 2002-4-16 7407 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  CAS-BOT-BC145347  Briza minor R. F. Hoover 1947-5-25 7219 San Luis Obispo Cambria. Comment
  RSA0042485  Brodiaea jolonensis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6436 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
  UC768709  Brodiaea terrestris subsp. terrestris R. F. Hoover 1939-5-4 4080 San Luis Obispo near Santa Margarita (on road to Pozo) Comment
  CAS-BOT-BC144275  Bromus arenarius Ernest C. Twisselmann 1954-4-14 1063 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon. 2 miles south of Cholame. 365 Comment
  CAS-BOT-BC149367  Bromus arizonicus John Thomas Howell 1960-3-22 35140 San Luis Obispo At the mission. San Luis Obispo. Comment
  OBI79995  Bromus carinatus David J. Keil 2013-8-22 31945 San Luis Obispo Morro Bay State Park. Turtle Rock trail (Morro Creek Road) on northern side of Cerro Cabrillo 12 Comment
  OBI58028  Bromus carinatus var. carinatus David J. Keil, with V. L. Holland 1992-5-28 23157 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  OBI17812  Bromus diandrus Penelope Blackmer 1973-4-5 22 San Luis Obispo Pennington Crk and fence which marks W border of Penn. Crk Bio Reserve Comment
  CAS-BOT-BC155746  Bromus diandrus I. J. Condit 1910-5-14 s.n. San Luis Obispo Near Morro Bay. Osos Valley. Comment
  OBI62529  Bromus diandrus LynneDee Oyler, David J. Keil and Kathy Keil 1990-4-26 1080 San Luis Obispo Nipomo Dunes Comment
  OBI72483  Bromus diandrus M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-21 San Luis Obispo 43 San Luis Obispo Camp San Luis Obispo. K-1 Training Area, saddle between Cerro Romualdo and Cerro Chumash 120 Comment
  CAS-BOT-BC155149  Bromus hordeaceus Ernest C. Twisselmann 1954-3-30 954 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  OBI28179  Bromus hordeaceus Jeffrey Null 1980-5-11 23 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo Comment
  OBI28112  Bromus hordeaceus A. Berry/Carrie Wilson 1982-5-9 42 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of Ca Rte 101 on CA Rte 58- Santa Margarita. Site to R of Rd across RR tracks 50 yds Comment
  OBI72195  Bromus hordeaceus M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-21 SLO- 46 San Luis Obispo Camp San Luis Obispo. K-1 Training Area, saddle between Cerro Romualdo and Cerro Chumash 120 Comment
  UCR42770  Bromus laevipes David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18607 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
  OBI81308  Bromus madritensis David J. Keil, V. L. Holland 1988-4-26 20554 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. 135 Comment
  OBI39343  Bromus madritensis subsp. madritensis David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18724 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte Comment
  OBI24068  Bromus madritensis subsp. rubens Janice M. Toyoshima 1979-4-13 A 2 San Luis Obispo South of Shark Inlet, Morro Bay, CA Comment
  OBI81063  Bromus rubens David J. Keil 2015-2-14 32588 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  CAS-BOT-BC161759  Bromus rubens Clare B. Hardham 1957-4-25 10806 San Luis Obispo Santa Lucia Mountains. Main ridge of Santa Lucias southeast of Cyrpess Mountain. Comment
  SEINET10518050  Bromus rubens Unknown Anonymous s.n. San Luis Obispo Comment
  OBI3132  Bromus sitchensis Larry E. Brown 1971-5-8 1984 San Luis Obispo Coon Crk in Montana de Oro State Park Comment
  OBI3038  Bromus sitchensis Larry E. Brown 1971-5-3 1975 San Luis Obispo Along forest service road at top of Cuesta Ridge near San luis Obispo Comment
  CAS-BOT-BC161634  Bromus sterilis R. F. Hoover 1964-4-14 8716 San Luis Obispo San Luis Obispo. Comment
  UCD67354  Cakile maritima J. Nenemon 1974-5-1 68 San Luis Obispo San Luis Obispo County: Avila Beach, growing on the beach. Abundant in sand all along the beach in direct sun, without other associates. Succulent herb, 6-8 inches high; flowers purple. 0 Comment
  CAS-BOT-BC233974  Calandrinia breweri Clare B. Hardham 1959-5-19 4563 San Luis Obispo Roadside edges near an old burn Las Tablas Creek, Santa Lucia Mountains Comment
  CAS-BOT-BC438522  Calandrinia ciliata Alice Eastwood 1927-4-7 14280 San Luis Obispo Morro, San Luis Obispo Comment
  CAS-BOT-BC438521  Calandrinia ciliata Ernest C. Twisselmann 1954-5-1 1158 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Associated Ridges, 9 miles east of Simmler 1005 Comment
  UC310657  Calandrinia ciliata Philip A. Munz 1926-4-9 10191 San Luis Obispo Paso Robles to Morro; Willow Creek Road Comment
  CAS-BOT-BC273265  Calendula officinalis Ernest C. Twisselmann 1967-8-23 13571 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  JEPS26369  Calendula officinalis Ernest C. Twisselmann 1959-5-23 5260 San Luis Obispo mouth of Toro Creek near Cayucos Cemetery; Mouth of Toro Creek 9 Comment
  OBI63097  Callitriche heterophylla David J. Keil 2002-4-4 29782 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 deg. N, 120.6199 deg. W 305 Comment
  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
  UC454391  Calochortus albus I. J. Condit 1910-6-4 San Luis Obispo Pettit Canyon San Luis Obispo Comment
  RSA43138  Calochortus argillosus Robert F. Hoover 1947-5-12 7162 San Luis Obispo West base of Mount Bishop near San Luis Obispo Comment
  SBBG133087  Calochortus argillosus D. Keil, T. Teed, M. Uchida 2001-6-15 29566 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  OBI62940  Calochortus clavatus David J. Keil 1992-6-5 23205 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  SBBG108119  Calochortus clavatus var. clavatus C. B. Hardham 1997-5-15 2220 San Luis Obispo Villa Crk Ranch Comment
  SBBG3343  Calochortus clavatus var. clavatus E. Painter, M. Wetherwax with J. Sainz 2000-6-13 SLO 354 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 100 Comment
  OBI51769  Calochortus obispoensis R. Mike Arens 1994-6-10 99 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  OBI53961  Calochortus obispoensis David J. Keil, Justin Epting 1995-6-14 25377 San Luis Obispo Coastal foothills of Santa Lucia Mts. Cal Poly's Pennington Crk Biological Rserve Comment
  SBBG109029  Calochortus obispoensis F. L. Johnson, E. A. Young 1993-6-25 ROB 706 San Luis Obispo 3 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI72997  Calochortus obispoensis David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25411 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  UCSB57246  Calochortus obispoensis Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo On the north side of Hampton Canyon, 1/2 mile west from its junction with Reservoir Canyon, just north of San Luis Obispo off Hwy. 101 335 Comment
  OBI66347  Calochortus palmeri var. palmeri David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26270 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  OBI59004  Calochortus simulans David J. Keil 1998-4-28 26949 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
  UC337919  Calochortus splendens unknown 1887-1 San Luis Obispo Paso Robles Comment
  OBI083613  Calochortus splendens Melissa Mooney 2016-5-11 1605 San Luis Obispo Lopez Lake, Cougar Campground, north end of campground near trail Comment
  UC1134538 Image available Calochortus venustus W. A. Peterson 1937-5-14 841 San Luis Obispo 3.2 mi sse French Camp; La Panza Quad. 609 Comment
  UC57496 Image available Calochortus venustus J. H. Barber 1899-5-22 San Luis Obispo Santa Lucia Mts. Comment
  CAS-BOT-BC496854  Calochortus venustus Mrs. R. W. Summers 1882-6-10 844 San Luis Obispo San Luis Obispo and Los Osos Comment
  RSA377484  Calochortus venustus Gale Sphon, Diane Hearn 1956-05 s.n. San Luis Obispo La Panza Campgrounds Comment
  UCSB57251  Calochortus venustus Ryan, P.; Callaway, R. 1987-5-21 San Luis Obispo About 1.5 miles directly east of jct. of Biddle Ranch Rd. and Rhighetti Rd., 5 miles north of Arroyo Grande 243 Comment
  CAS-BOT-BC106068  Calycadenia villosa Joseph Trimble Rothrock 1876-1-1 243 San Luis Obispo San Simeon Bay - E. Palmer Mts. Comment
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Nov 15 2020
  OBI66416  Calyptridium monandrum David J. Keil, with Kathleen A. Keil 1997-3-29 26129 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  OBI66253  Calystegia longipes David J. Keil 1997-4-19 26214 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  OBI79507  Calystegia longipes David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31398 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  OBI83452  Calystegia macrostegia Samantha Osburn, Alison, Molly, Ben, Alberto 2016-1-21 1 San Luis Obispo Ontario Ridge Trail. On the ridge above Shell Beach Road. Growing along the trail. 59 Comment
  UCR132381  Calystegia macrostegia George K. Helmkamp 2003-10-8 8198 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  CAS-BOT-BC221393  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1964-6-13 9093 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  UCSB25939  Calystegia macrostegia subsp. cyclostegia Jepson, W. 1920-4-7 San Luis Obispo North of Pizmo on road to San Luis Obispo Comment
  UC1123603  Calystegia malacophylla subsp. pedicellata W. A. Peterson 1937-5-4 697 A San Luis Obispo 1 mi nw La Panza; La Panza Quad., nw of La Panza Comment
  OBI79865  Calystegia purpurata D. R. Miller 2013-5-16 513 .1059 San Luis Obispo The Rocky Butte/Pine Moutain Region. Dam flat at Tony Clarke's pond, in Bear Canyon, a fork of Tobacco Creek. 415 Comment
  OBI54323  Calystegia subacaulis subsp. episcopalis David J. Keil, V. L. Holland 1996-6-6 25881 San Luis Obispo Prefumo Cyn Homes project site along Prefumo Crk ca. 1/3 mi from Los Osos Valley rd Comment
  SBBG110370  Camissonia C. B. Hardham 1957-4-26 19947 San Luis Obispo South Rd to Adelaida, 3 mi W of Paso Robles 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
  UCR136702  Camissonia campestris June Latting 1958-5-4 298 San Luis Obispo Cuyama Valley, west end of valley, 12 miles southeast of junction of Hwy 166 and Sisquoc [Tepusquet] Road [vicinity of Gypsum Canyon] 412 Comment
  OBI66426  Camissonia campestris subsp. campestris David J. Keil, with Kathleen A. Keil 1997-3-29 26119 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  SBBG46662  Camissonia campestris subsp. campestris L. W. Edge 1973-4-11 292 San Luis Obispo near Shell Crk, St Hwy 58 Comment
  SBBG97515  Camissonia campestris subsp. campestris C. F. Smith 1991-4-9 12175 San Luis Obispo Maricopa Grade, Hwy 166, NE of turnoff to Hwy 33, between hwy and mtns leading to Caliente Peak Comment
  UC564158  Camissonia campestris subsp. campestris Roxana S. Ferris 1935-3-30 9138 San Luis Obispo head of valley near Kern County line; Cuyama Valley Comment
  OBI11991  Camissonia campestris subsp. obispoensis Robert F. Hoover 1947-4-2 6860 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  UCR140984  Camissonia cheiranthifolia subsp. cheiranthifolia George K. Helmkamp 2004-3-5 8329 San Luis Obispo Central Coast, Oceano, 0.1 mi N of the beach entrance for vehicles 8 Comment
  OBI73233  Camissonia strigulosa David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30738 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  UCSB15724  Camissonia strigulosa Breedlove, Dennis 1962-3-29 San Luis Obispo 8.6 miles west of Simmler, La Panza Range 548 Comment
  OBI23403  Camissoniopsis cheiranthifolia Donald Price 1972-5-13 24 San Luis Obispo Pismo Beach Comment
  SEINET8075573  Camissoniopsis cheiranthifolia Bradley Sears, Nicholas Lee; Paolo Salvani; John Templeman 2014-5-17 1 San Luis Obispo Morro Bay Beach, Morro Bay.; 0 3 Comment
  SBBG82177  Camissoniopsis cheiranthifolia subsp. cheiranthifolia C. F. Smith 1962-8-7 8043 San Luis Obispo Oso Flaco Lake, S of Oceano Comment
  UCR266175  Camissoniopsis micrantha David J. Keil, D. H. Wilken, Elizabeth Painter, Margariet Wetherwax, Jeff Greenhouse 2001-4-17 29321 San Luis Obispo Camp Roberts. Palisades area along dirt road 282 Comment
  UC52176  Camissoniopsis micrantha Rev. R. W. Summers 1886-2-21 San Luis Obispo Oso-Flacco Sandhills Comment
  RSA709393  Capsella bursa-pastoris George K. Helmkamp 2004-2-6 8246 San Luis Obispo Central Coast: Oso Flaco Lake Road, 0.5 mile E of the lake. 9 Comment
  HSC64067  Capsella bursa-pastoris J. P. Smith 1973-3-21 5902 San Luis Obispo 10 mi. E of Atascadero on Hwy. 41 335 Comment
  CAS-BOT-BC37641  Cardamine californica Clare B. Hardham 1958-2-13 2824 San Luis Obispo Santa Lucia Mountains. Cambria. Comment
  OBI7981  Cardamine californica Kurt R. Neisess 1976-2-7 s.n. San Luis Obispo In Redwood Gulch, about 0.25 mi up the cyn from the coast hwy Comment
  UC1126654  Cardaria draba B. Bolt 1936-4-28 697 San Luis Obispo 1 1/4 mi sw of Terrace Hill 45 Comment
  OBI77894  Cardionema ramosissimum Arthur W. Hazebrook 1992-11-14 170 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl adj to riparian corridor Comment
  CAS-BOT-BC384834  Cardionema ramosissimum Alice Eastwood 1927-7-29 14936 San Luis Obispo Morro Sands Comment
  CDA24008  Cardionema ramosissimum C-W Park, M-H Kim, M-J Yoo 2001-3-29 2001- 03 -008 San Luis Obispo Morro Bay State Park. 0 Comment
  OBI31100  Carduus pycnocephalus Julie M. Vanderwier 1979-5-4 152 San Luis Obispo Indian Knob Tar Sands Comment
  SD227732  Carduus pycnocephalus G. K. Helmkamp, E. A. Helmkamp 1999-5-22 4903 San Luis Obispo Los Osos: N of the corner of Buckskin & Martingale streets. 60 Comment
  SBBG109680  Carex C. B. Hardham 1961-5-18 7120 San Luis Obispo San Simeon Crk, foot of Red Mtn Comment
  CAS-BOT-BC19315  Carex barbarae Clare B. Hardham 1958-9-9 3849 San Luis Obispo The Santa Lucia Mountains. Atascadero. Rosario Road. Comment
  CAS-BOT-BC19316  Carex barbarae Roxana S. Ferris 1939-6-9 9774 San Luis Obispo Norther edge of Atascadero. Comment
  OBI35087  Carex cusickii Eric Wise 1981-6-7 451 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama 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
  CAS-BOT-BC20602  Carex douglasii R. F. Hoover 1953-9-9 8328 San Luis Obispo Caliente Mountain. On ridge about 2 miles west of peak. Comment
  CAS-BOT-BC20401  Carex globosa R. F. Hoover 1950-5-7 7896 San Luis Obispo Santa Lucia Range. Between Rocky Butte and Pine Mountain. Comment
  UC1153403  Carex globosa R. F. Hoover 1964-5-15 8887 San Luis Obispo s San Carpoforo Creek; Pine Top Mt. Comment
  OBI69302  Carex gracilior David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29828 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
  CAS-BOT-BC21850  Carex harfordii Alice Eastwood 1926-4-28 13621 San Luis Obispo Cambria. Comment
  CAS-BOT-BC21859  Carex harfordii R. F. Hoover 1947-3-19 6698 San Luis Obispo Oak Park district. Comment
  CAS-BOT-BC31624  Carex luzulina var. luzulina Clare B. Hardham 1960-5-10 5660 San Luis Obispo Cypress Swamp Santa Lucia Mountains. Comment
  CAS-BOT-BC119437  Carex nudata Clare B. Hardham 1959-4-29 4338 San Luis Obispo Stream edges, Stenner Creek near San Luis Obispo. 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
  OBI31001  Carex praegracilis Julie M. Vanderwier 1979-8-17 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI75004  Carex praegracilis David J. Keil 1988-3-19 20441 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
  CAS-BOT-BC118550  Carex praegracilis R. F. Hoover 1964-7-11 9162 San Luis Obispo Edna marsh. Comment
  POM98549  Carex praegracilis Phillip A. Munz 1925-3-25 9244 San Luis Obispo Morro Beach Comment
  CAS-BOT-BC117622  Carex serratodens Clare B. Hardham 1964-6-13 12012 San Luis Obispo Bear Trap-La Playa Range. Tributary of San Juan R. Paso Robles. Comment
  CAS-BOT-BC117327  Carex spissa Clare B. Hardham 1959-4-29 4338 San Luis Obispo Damp roadside edges and stream banks, Stenner Creek near San Luis Obispo. Comment
  JEPS99185  Carex spissa Clare B. Hardham 1960-6-1 6005 San Luis Obispo Little Burnett Creek, edge of Cupressus sargentii grove Santa Lucia Mountains 609 Comment
  RSA142249  Carex spissa Clare B. Hardham 1959-4-29 4336 San Luis Obispo Santa Lucia Mountains: Stenner Creek near San Luis Obispo. Comment
  OBI22666  Carex subbracteata Robert F. Hoover 1947-3-16 6679 San Luis Obispo San Carpoforo Crk near ocean Comment
  RSA129429  Carex subbracteata G. T. Nordstrom 1937-5-26 1286 San Luis Obispo 1.4 miles west of Asuncion School. 366 Comment
  CAS-BOT-BC116850  Carex subbracteata var. subbracteata R. F. Hoover 1947-4-18 6941 San Luis Obispo Cambria. Comment
  SD244579  Carthamus tinctorius David Keil 1992-6-16 23296 San Luis Obispo Pismo Beach, along US 101. Scattered along roadside. Comment
  RSA251003  Castilleja affinis Robert F. Thorne 1965-11-7 35577 San Luis Obispo Oso Flaco Lake. W end of lake. 15 Comment
  SBBG21278  Castilleja affinis J. Patman 1963-5-30 San Luis Obispo near Cambria Comment
  RSA518688  Castilleja affinis T. I. Chuang, L. R. Heckard 1970-6-18 6804 San Luis Obispo On road to Cambria Lodge, Cambria. Comment
  UCR160157  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2005-6-9 9568 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 5.4 mi northeast of Huasna Township Road. 256 Comment
  OBI2078  Castilleja attenuata Mrs. R. W. Summers June 1884 s.n. San Luis Obispo Santa Margarita Comment
  OBI9385  Castilleja attenuata Robert F. Hoover 1967-4-5 10364 San Luis Obispo W edge of Carrizo Plain, on hwy 58 Comment
  RSA0028083  Castilleja brevistyla Greg Wilvert 2005-4-6 186 San Luis Obispo S end of Horse Canyon, 4.3 kilometers N of New Cuyama. 655 Comment
  UC1953214  Castilleja brevistyla David Keil with Lynne Dee Althouse and Meg Perry 2010-4-8 30695 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  UCSC004686  Castilleja densiflora subsp. densiflora Randall Morgan 2006-5-5 4605 San Luis Obispo Santa Margarita Comment
  UC1315011  Castilleja exserta R. F. Hoover 1967-4-12 10437 San Luis Obispo Upper Arroyo Grande Comment
  UCR16549  Castilleja exserta C. M. Bringle 1967-3-20 B670320- 24 San Luis Obispo South Coast Range, Santa Margarita Lake Recreational Area, 0.25 mi. behind pay station off Hwy 58, on mesa containing barbecue pit 442 Comment
  UC56090  Castilleja exserta J. H. Barber 1907-4-25 A 28 San Luis Obispo near Templeton Comment
  SBBG104916  Castilleja exserta subsp. exserta M. D. Proctor, E. A. Young 1993-3-18 ROB 229 San Luis Obispo 1 km S of Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC94572  Castilleja foliolosa R. C. Wenk 2007-4-15 634 San Luis Obispo along Pozo Road, 7 miles W from its intersection with Hwy 58. Growing by side of road 700 Comment
  UC1925850  Castilleja foliolosa David Keil 1985-6-19 18872 San Luis Obispo Hills south of Los Osos. Above Broderson Ave., east of Cabrillo Estates subdivision. Comment
  OBI59664  Castilleja foliolosa David J. Keil, with V. L. Holland 1999-5-4 28329 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  UCSB5984  Castilleja latifolia Ryon, George 1959-4-12 San Luis Obispo Hwy 1, 13.2 miles N of San Simeon Growing in ocean breeze 60 Comment
  UC1392921  Castilleja minor subsp. spiralis R. F. Hoover 1969-7-12 11435 San Luis Obispo bed Salinas River at Paso Robles Salinas River; Paso Robles Comment
  CAS-BOT-BC241096  Castilleja mollis Alice Eastwood 1927-4-8 14337 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  UCR42848  Castilleja mollis David J. Keil, E. A. Wise 1985-4-25 18552 San Luis Obispo Black Lake Canyon between CA Hwy 1 and the Guadalupe Road Comment
  UC1927754  Castilleja plagiotoma David Keil 1998-5-11 27188 San Luis Obispo Caliente Range. 4.9 mi from Soda Lake Rd. along Selby Rd. Comment
  OBI64418  Castilleja subinclusa subsp. subinclusa David J. Keil 2001-3-28 29211 San Luis Obispo Diablo Range. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 561 Comment
  OBI9683  Castilleja subinclusa subsp. subinclusa Robert F. Hoover 1947-3-30 6833 San Luis Obispo Fernandez Crk, on La Panza-Shandon rd Comment
  OBI9684  Castilleja subinclusa subsp. subinclusa G. Thomas Robbins & Rimo Bacigalupi, Rimo Bacigalupi 1952-4-16 3415 San Luis Obispo 1/4 mi W of summit of Cottonwood Pass, near the San Luis Obispo-Kern county line, along state hwy 41 762 Comment
  POM220948  Caulanthus anceps D. D. Keck, J. Clausen 1935-4-9 3081 San Luis Obispo Cholame 457 Comment
  RSA0029044  Caulanthus anceps Greg Wilvert 2005-3-26 48 San Luis Obispo Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range. 819 Comment
  CAS-BOT-BC38216  Caulanthus anceps D. E. Breedlove 1962-3-29 2079 San Luis Obispo At the western edge of the Carrizo Plain about 9 miles south by southwest of Simmler. 609 Comment
  CAS-BOT-BC38238  Caulanthus anceps Ernest C. Twisselmann 1965-3-23 10492 San Luis Obispo Temblor Range and the Western San Joauin Valley. Pinole Hills at the head of Bitterwater Creek. 670 Comment
  OBI14938  Caulanthus anceps Robert F. Hoover 1949-4-21 7626 San Luis Obispo 14 mi E of Creston on Laz Panza Rd Comment
  POM264861  Caulanthus anceps Lincoln Constance, A. A. Beetle 1940-3-22 2536 San Luis Obispo Carrizo Plain, 10.5 miles S of Simmler 762 Comment
  RSA128455  Caulanthus anceps Clare B. Hardham 1959-5-6 4407 San Luis Obispo 1 mile east of Bee Rock. Comment
  UCSB2486  Caulanthus anceps Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Carrizo Plain, 10.5 miles south of Simmler 762 Comment
  CAS-BOT-BC40958  Caulanthus coulteri Ernest C. Twisselmann 1962-3-28 6731 San Luis Obispo Cottonwood Pass, about 3.3 miles east of Cholame. 426 Comment
  UC1126950  Caulanthus coulteri var. lemmonii W. A. Peterson 1937-3-31 650 San Luis Obispo Placer Creek San Juan Creek (San Juan Creek); La Panza Quad., Placer Creek and San Juan Creek Comment
  UC455757  Caulanthus coulteri var. lemmonii I. J. Condit and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
  UC1051467  Caulanthus coulteri var. lemmonii Herbert L. Mason 1952-4-6 14202 San Luis Obispo Temblor Range e Cholame; Temblor Range e of Cholame Comment
  SBBG84575  Caulanthus inflatus C. F. Smith 1957-4-21 5159 San Luis Obispo Hwy 399 (St Hwy 33), E of Hwy 166 turnoff to Maricopa Comment
  RSA329555  Caulanthus inflatus Gary D. Wallace 1966-4-2 289 San Luis Obispo Crocker Grade along Crocker Springs Road 10 miles NW of Taft in the Temblor Range. 976 Comment
  CAS-BOT-BC40374  Caulanthus lasiophyllus R. F. Hoover 1967-3-27 10296 San Luis Obispo Chalk Mountain, north side of Cuyama Valley. Comment
  OBI39115  Caulanthus lasiophyllus David J. Keil 1978-3-19 12617 San Luis Obispo E of Calif Valley along hwy 58 in the Temblor range 488 Comment
  CAS-BOT-BC40358  Caulanthus lasiophyllus Clare B. Hardham 1958-3-22 2910 San Luis Obispo Santa Lucia Mountains. Steiner Creek. Comment
  CDA24873  Caulanthus lasiophyllus T. C. Fuller 1962-3-1 7735 San Luis Obispo Highway 466, 2 miles west of road to Shandon. 0 Comment
  SBBG13090  Caulanthus lemmonii E. R. Chandler 1962-4-3 489 San Luis Obispo ca. 1 mi E of Cholame Comment
  CAS-BOT-BC39517  Caulanthus lemmonii R. F. Hoover 1949-4-2 7563 San Luis Obispo Cholame Valley, at foot of Cottonwood Pass grade. Comment
  UCSB39959  Caulanthus lemmonii Fenwick, John 1979-4-14 San Luis Obispo Hwy. 33 792 Comment
  CAS-BOT-BC48993  Ceanothus cuneatus R. F. Hoover 1958-3-26 8435 San Luis Obispo Ridge of Santa Lucia Mts. N. W. of Cuesta Pass Comment
  CAS-BOT-BC64469  Ceanothus cuneatus subsp. fascicularis R. F. Hoover 1948-3-4 7427 San Luis Obispo Hazard Canyon. Comment
  CHSC55269  Ceanothus cuneatus var. cuneatus L. P. Janeway; Jean Witzman, Laurie Archambault, Steve Webster 1989-3-24 3180 San Luis Obispo Along the Creston Rd (hwy 229) ca 1 1/2 mi N of Calf Cyn (hwy 58). 464 Comment
  CAS-BOT-BC94837  Ceanothus cuneatus var. cuneatus R. C. Wenk 2007-4-7 587 San Luis Obispo Along Hwy. 58 going west from Carrizo Plain, about 6 miles W of Pozo Road turnoff 533 Comment
  UC410855  Ceanothus cuneatus var. cuneatus Alice Eastwood 1928-5-19 15162 San Luis Obispo Pe---i-ts Canyon, on hill (locality slightly illegible). Comment
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Oct 22 2014
  OBI28047  Ceanothus cuneatus var. ramulosus Robert J. Rodin 1957-5-5 6138 San Luis Obispo Top of Cuesta Grade, just W of hwy Comment
  OBI66838  Ceanothus cuneatus var. ramulosus Austin P. Griffiths 1987-4-29 18169 San Luis Obispo Cuesta Ridge; At Target Range road jctn, 1/3 way in Comment
  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
  SBBG89612  Ceanothus foliosus var. medius L. W. Edge 1972-5-9 164 San Luis Obispo Cuesta Rd near TV Station Comment
  CDA17855  Ceanothus foliosus var. medius Austin Griffiths, G. F. Hrusa 1987-5-2 18166 San Luis Obispo Cuesta Ridge; West end of Cuesta Ridge Botanical Area. 0 Comment
  CAS-BOT-BC50027  Ceanothus impressus R. F. Hoover 1954-2-7 8333 San Luis Obispo Near West of Nipomo Comment
  RSA232522  Ceanothus impressus var. nipomensis M. van Renselaer 1941-6-22 1685 San Luis Obispo Along dirt road exactly 4 miles W of Nipomo Comment
  OBI10449  Ceanothus leucodermis Carl B. Wolf 1941-7-11 10979 San Luis Obispo S Coast Ranges, 11 mi SE of Santa Margarita on rd to Pozo (Calif Hwy 178) 396 Comment
  RSA201548  Ceanothus leucodermis Robert F. Hoover 1957-4-15 8379 San Luis Obispo Upper Arroyo Grande. Five miles above County Park Comment
  RSA25687  Ceanothus leucodermis Carl B. Wolf 1941-7-11 10979 San Luis Obispo S Coast Ranges, 11 miles S of Santa Margarita on road to Pozo (Hwy 178). 396 Comment
  CDA17901  Ceanothus maritimus Austin Griffiths 1987-3-18 18075 San Luis Obispo Arroyo de la Cruz 0 Comment
  UC870653  Ceanothus oliganthus var. sorediatus Chester Dudley May 1937 San Luis Obispo Cuesta Pass Comment
  CAS-BOT-BC51571  Ceanothus oliganthus var. sorediatus John Thomas Howell 1931-3-22 5947 San Luis Obispo at summit of Cuesta Pass Comment
  POM262078  Ceanothus oliganthus var. sorediatus I. L. Wiggins 1929-4-13 3464 San Luis Obispo Northeast of Cuesta Grade. Comment
  UCD112336  Ceanothus oliganthus var. sorediatus R. S. Woglum 1941-4-26 2979 San Luis Obispo San Luis Obispo County: La Panza to Pozo. Comment
  OBI60772  Ceanothus papillosus G. F. Hrusa, Austin P. Griffiths 1987-5-3 5336 San Luis Obispo Along summit of Buchon Ridge immed. W of Coon Crk cyn Comment
  UCR161306  Ceanothus spinosus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9047 San Luis Obispo Coastal Hills, Prefumo Canyon, north side of Irish Hills; 2.2 mi west of Los Osos Valley Road 122 Comment
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Sep 27 2014
  UC1071398  Ceanothus thyrsiflorus H. A. Jensen 1930-8-7 51 San Luis Obispo Mouth Arroyo de la Cruz Piedras Blancas Quadrangle, Arroyo de la Cruz 30 Comment
  OBI51193  Centaurea melitensis Jan Barber 1994-5-29 193 San Luis Obispo San Simeon State Park; at top of ravine on N side of unnamed southern drainage Comment
  SBBG44862  Centaurea melitensis L. W. Edge 1972-5-10 187 San Luis Obispo Turri Rd, S of Morro Bay Comment
  CAS-BOT-BC277113  Centaurea melitensis Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School grounds, San Luis Obispo Comment
  UCD130078  Centaurea solstitialis C. W. Tilforth; John Dourley 1972-8-23 643 San Luis Obispo San Luis Obisbo County: Cuesta Ridge, west of Cuesta Grade Summit, ca. 8 miles north of San Luis Obispo. 548 Comment
  UC56402  Centaurium davyi Mrs. R. W. Summers 1885-5-1 San Luis Obispo San Luis Mt. Comment
  OBI16302  Centromadia fitchii Robert F. Hoover 1946-9-15 6396 San Luis Obispo 4 mi SE of Santa Margarita Comment
  OBI80430  Centromadia parryi David J. Keil 1992-8-3 23616 San Luis Obispo Laguna Lake Park. 170 Comment
  OBI31626  Centromadia parryi subsp. congdonii Turnquist, Smeltzer 1982-7-23 174 San Luis Obispo Laguna Lake Park Comment
  OBI16186  Centromadia parryi subsp. congdonii Robert F. Hoover 1969-9-29 11630 San Luis Obispo Site of Natividad Comment
  OBI16130  Centromadia pungens subsp. pungens Robert F. Hoover 1965-9-19 9610 San Luis Obispo Divide between Calf Cyn and Huerhuero Creek Comment
  CDA3348  Cerastium glomeratum J. T. Howell 1964-6-3 40887 San Luis Obispo Cambria. 0 Comment
  UCD98073  Cerastium glomeratum J. M. Tucker 1963-4-11 3679 San Luis Obispo San Luis Obispo County: on north side of State Highway 41, 15.1 miles (by road) east of Cambria. Comment
  OBI38184  Ceratophyllum demersum Eric Wise 1983-10-25 1861 San Luis Obispo Beck Lake. Approx 1 mi S of Creston Comment
  CAS-BOT-BC207383  Cercis occidentalis Clare B. Hardham 1956-3-26 284 San Luis Obispo Santa Lucia Mountains, Morro Road Comment
  UCSB26562  Cercis occidentalis Ketcham, A. 1968-3-28 San Luis Obispo 6.5 miles from Morro Bay, on the Morro Bay Atascadero Road Comment
  CAS-BOT-BC137164  Cercocarpus betuloides var. betuloides Ernest C. Twisselmann 1955-7-22 2281 San Luis Obispo Upper Navajo Canyon 792 Comment
  CAS-BOT-BC279448  Chaenactis R. F. Hoover 1965-4-15 9344 San Luis Obispo Hill west of Shell Creek, south slope Comment
  SD42384  Chaenactis fremontii Carl B. Wolf 1935-4-17 6459 San Luis Obispo Diablo Range; Cottonwood Canyon. 1/10 mile above (west) Kern Co. line. 580 Comment
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Feb 13 2008
  UCD130352  Chaenactis glabriuscula Justin Albert 1993-4-3 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain, between the Caliente and Temblor Ranges. 1-2 miles up Simmler Road. 400 Comment
  UCSB12659  Chaenactis glabriuscula Breedlove, Dennis 1962-3-29 San Luis Obispo Carrizo Plain, 1.7 miles west of north edge of Soda Lake, on Turkey Camp Well Road 655 Comment
  CAS-BOT-BC277497  Chaenactis glabriuscula var. glabriuscula Alice Eastwood; John Thomas Howell 1935-3-24 1990 San Luis Obispo Near Paso Robles Comment
  UC1315052  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1967-3-28 10319 San Luis Obispo n end of Elkhorn Plain (canyon in Temblor Range); Temblor Range, Elkhorn Plain Comment
  CAS-BOT-BC277475  Chaenactis glabriuscula var. glabriuscula Eben McMillan 1957-4-7 3330 b San Luis Obispo Al Stone Camp, near Painted Rock, southeastern San Luis Obispo County 670 Comment
  OBI16795  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1947-4-12 6905 San Luis Obispo Upper Navajo Crk, La Panza Range, in area swept by fire last summer Comment
  OBI56626  Chaenactis glabriuscula var. glabriuscula David J. Keil 1998-5-20 27326 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  UC472225  Chaenactis glabriuscula var. lanosa J. E. Roadhouse May 1905 440 b San Luis Obispo Morro Comment
  OBI16842  Chaenactis glabriuscula var. lanosa Robert F. Hoover 1947-4-2 6864 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  CAS-BOT-BC70090  Cheilanthes covillei R. F. Hoover 1947-1-5 6584 San Luis Obispo Pine Mt. of La Panza Range Comment
  OBI1193  Cheilanthes covillei R. J. Rodin 1958-4-4 6210 San Luis Obispo San Luis Obispo, East dide of Bishop's Peak Comment
  OBI82429  Chenopodium album David J. Keil 2015-9-25 33413 San Luis Obispo Outside city limits of San Luis Obispo along Los Osos Valley Road between Diablo Drive and Foothill Road 43 Comment
  SEINET8918559  Chenopodium album R. R. Halse 2015-3-24 9358 San Luis Obispo W end of the Santa Maria Valley, at the end of Oso Flaco Lake Road, ca. 5 air miles S of Oceano. 3 Comment
  UCR42923  Chenopodium ambrosioides David J. Keil 1977-8-7 12484 San Luis Obispo Central Coast, San Luis Obispo at Laguna Lake 37 Comment
  OBI57379  Chenopodium berlandieri var. zschackei David J. Keil 1998-9-4 28112 San Luis Obispo Ranch land near Shandon, 0.2 miles S of junction with Hwy 41 on McMillan Canyon Rd. Comment
  UCD97915  Chenopodium berlandieri var. zschackei Ernest C. Twisselmann 1962-10-20 7934 San Luis Obispo San Luis Obispo County: Hardenburgh Place, north fork of Gillis Canyon. 563 Comment
  OBI62505  Chenopodium californicum L. D. Oyler, David J. Keil & K. foustini 1990-4-26 1099 San Luis Obispo Nipomo Dunes. Unocal pipeline that runs N-S through dunes Comment
  OBI77933  Chenopodium californicum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel and Richard Pimentel 1982-3-13 15715 San Luis Obispo Pennington Crk Bio Reserve, W of San luis Obispo Comment
  SFV21712  Chenopodium californicum S. Kimball 1999-4-10 21 B San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Well's Ranch. 2 miles west of ranch on north side of road. 750 Comment
  RSA116484  Chenopodium californicum E. C. Twisselmann 1954-3-15 890 San Luis Obispo Hills at summit of Palo Prieta Canyon. 701 Comment
  OBI82350  Chenopodium macrospermum David J. Keil 2015-9-23 33410 San Luis Obispo San Luis Obispo. Dry bed of Laguna Lake 35 Comment
  UCD98348  Chenopodium murale Ernest C. Twisselmann 1962-10-21 7936 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch. 670 Comment
  OBI44864  Chlorogalum pomeridianum David J. Keil 1979-7-1 13130 San Luis Obispo ridge between prefumo and See cyns. About 5 mi from jctn of Los Osos Valley rd and Prefumo cyn Rd Comment
  SBBG123179  Chlorogalum pomeridianum var. minus D. Keil 2001-6-1 29533 San Luis Obispo Hwy 58, 4.7 rd mi E of Shell Crk Comment
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Nov 12 2011
  OBI35826  Chlorogalum pomeridianum var. pomeridianum Allison Berry 1984-5-4 158 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  UC2013213  Chloropyron maritimum subsp. maritimum David Keil 1984-5-28 San Luis Obispo S end of Morro Bay west of Sweet Springs Marsh. Comment
  OBI54990  Chloropyron maritimum subsp. maritimum Malcolm Mcleod 1987-7-12 1391 San Luis Obispo Morro Bay Sand Spit. Shelter Cove Comment
  UCR266027  Chondrilla juncea David J. Keil 2002-11-11 29927 San Luis Obispo Along Buckley Road west of San Luis Obispo County Airport 38 Comment
  RSA201740  Chondrilla juncea Robert F. Hoover 1965-9-7 9545 San Luis Obispo Cuesta Pass Comment
  OBI53011  Chorizanthe Carl Wishner 1994-4-27 2189 San Luis Obispo Santa Lucia Mts, E of Cambria, approx. 2.0 mi NNE of High School in unnamed tributary Santa Rosa Crk, former Fiscalini Ranch (owner G. Jackson), N of road cut W of old dairy site, Cambria quad. 134 Comment
  CAS-BOT-BC178925  Chorizanthe angustifolia R. F. Hoover 1964-7-11 9179 San Luis Obispo 3 mi NW of Nipomo Comment
  CAS-BOT-BC178954  Chorizanthe angustifolia Clare B. Hardham 1959-5-23 4613 San Luis Obispo S end of Morro Bay Comment
  OBI5384  Chorizanthe angustifolia Robert J. Rodin 1956-5-20 6056 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC178964  Chorizanthe biloba Alice Eastwood 1926-5-4 13812 San Luis Obispo Paso Robles Comment
  POM105879  Chorizanthe breweri Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI11252  Chorizanthe breweri Robert F. Hoover 1965-5-14 9359 San Luis Obispo Santa Lucia Range. E Fork Corral de Piedra Crk Comment
  CAS-BOT-BC191230  Chorizanthe douglasii Alice Eastwood; John Thomas Howell 1936-5-9 2374 San Luis Obispo Nacimiento River on road between Adelaida and Pleyto Comment
  RSA113137  Chorizanthe douglasii Roxana S. Ferris 1955-5-25 s.n. San Luis Obispo Park Hill District road by Morano Creek, 4 miles E of Santa Margarita Comment
  CAS-BOT-BC191258  Chorizanthe fimbriata var. fimbriata Evelina Cannon s.n. San Luis Obispo San Luis Obispo Comment
  OBI62740  Chorizanthe membranacea Lynne Dee Althouse, Jason Dart 2003-4-10 142 San Luis Obispo Santa Margarita Ranch; E side of Pozo Rd between hwy 58 and Las Pilitas Rd Comment
  OBI62663  Chorizanthe obovata LynneDee Althouse, Jason Dart, & Cetis England 2003-5-8 D 214 San Luis Obispo Vachell Tract, Carpenter Cyn rd, Arroyo Grande. The property is approx. 0.6 mi up Carpenter Canyon Road from the intersection with Printz Road. 76 Comment
  OBI31706  Chorizanthe palmeri Smeltzer, Turnquist 1982-5-7 121 San Luis Obispo Laguna Lake Park [San Luis Obispo] Comment
  RSA130429  Chorizanthe palmeri R. W. Summers s.n. San Luis Obispo Base of San Luis Obispo Mountains Comment
  SBBG117978  Chorizanthe palmeri M. Wetherwax, E. Painter 2000-6-11 SLO 123 San Luis Obispo SSW of Chorro Reservoir, W side of rd between reservoir and California Mens Colony prison 200 Comment
  UCR219533  Chorizanthe pungens R. F. Thorne, Percy C. Everett 1963-6-7 32170 San Luis Obispo Central Western; Outer South Coastal Ranges region, near TV tower, 6.4 miles NW along Cuesta Ridge road from Cuesta Pass at freeway 823 Comment
  UCD99968  Chorizanthe staticoides G. F. Hrusa; D. Ragan 1995-6-20 12360 San Luis Obispo San Luis Obispo County: immediately adjacent to Entrance 1, 1/2 m. N of Mt. Lowe. 600 Comment
  OBI58018  Chorizanthe staticoides David J. Keil, with V. L. Holland 1992-5-28 23161 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  SBBG1436  Chorizanthe uniaristata C. B. Hardham 1957-7-20 2471 San Luis Obispo W edge of Carissa Plains, Bill Washburn Ranch 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-BC247877  Chorizanthe watsonii R. F. Hoover 1949-6-4 7750 San Luis Obispo San Juan River on Pozo-Simmler road Comment
  RSA0070581  Cirsium brevistylum 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
  CDA1235  Cirsium fontinale var. obispoense T. C. Fuller 1962-7-19 9241 -D San Luis Obispo About 6 miles s.w. of San Luis Obispo; Prefumo Canyon Rd. 1.7 mi. w. of junct. with Los Osos Valley Rd. Comment
  OBI27031  Cirsium fontinale var. obispoense James Courtney 1981-1 San Luis Obispo Comment
  OBI81416  Cirsium occidentale Jill M. Bushakra 2001-6-19 124 e San Luis Obispo East end of Santa Ysbel Road in Los Osos. 152 Comment
  OBI16746  Cirsium occidentale var. californicum Robert F. Hoover 1947-5-31 7251 San Luis Obispo La Panza Range, near summit on rd Comment
  OBI16736  Cirsium occidentale var. occidentale Robert F. Hoover 1964-8-14 9258 San Luis Obispo Jack Lake Comment
  OBI55154  Cirsium occidentale var. occidentale Lynne Dee Oyler, C. & C. Althouse, K. Jones, Jack Biegle, et al. 1990-4-19 1023 San Luis Obispo Trip from Oso Flaco Lake to Little Coreopsis Hill (LCH), over Maidenform Flats to see Mimulus, S through old campground facility and back via site of Dithyrea maritima where we counted 45 plants just W of ORV area fenceline. E of LCH Comment
  OBI53557  Cirsium occidentale var. occidentale Arthur W. Hazebrook 1991-5-7 67 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, NE most stand of Coreopsis gigantea Comment
  OBI77857  Cirsium occidentale var. occidentale B. A. Smith 1966-5-16 104 San Luis Obispo Slope S of Morro Bay Comment
  SBBG117893  Cirsium occidentale var. venustum J. Olson 2000-6-27 San Luis Obispo Boy Scout Rd, ca. 0.8 mi downstream from Twin Bridges; Camp Roberts Comment
  OBI42231  Cirsium occidentale var. venustum David J. Keil, V. L. Holland 1986-5-26 19606 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  OBI57636  Cirsium occidentale var. venustum David J. Keil 1998-8-24 28012 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  UC1192200 Image available Cirsium scariosum var. citrinum Malcolm A. Nobs and S. Galen Smith 1949-6-23 829 San Luis Obispo 4 mi nw of Guadalupe; Osos Flaco Lake Comment
  CAS-BOT-BC438905  Cistanthe monandra Eben McMillan 1957-4-17 34 -13 San Luis Obispo Low hills at the foot of Caliente Mountain, southern Carrisa Plains 838 Comment
  SEINET7063708  Clarkia affinis A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo and just over the northeast side along Route 101. UTM Zone 10, 714410mE, 3908183mN. (WGS84/NAD83). 107 Comment
  OBI31295  Clarkia affinis Joy Nishida, Ginger King 1982-7-2 491 San Luis Obispo American Cyn campground, .5 mi S of campground 549 Comment
  UC1072047  Clarkia affinis C. Epling, R. P. Levine, D. Mitchell 1948-6-12 555 San Luis Obispo 11.2 mi w U. S. Highway 101 (San Miguel to Adelaida road) Comment
  CAS-BOT-BC172289  Clarkia bottae Clare B. Hardham; C. Butterworth 1960-6-17 6155 San Luis Obispo Lopez Canyon Comment
  OBI19390  Clarkia bottae Robert J. Rodin 1954-1-10 5896 San Luis Obispo See Cyn Comment
  OBI12123  Clarkia cylindrica Robert F. Hoover 1946-6-2 6117 San Luis Obispo Rinconada Mine between Santa Margarita and Pozo Comment
  SBBG18045  Clarkia cylindrica subsp. cylindrica C. B. Hardham 1962-6-23 10357 San Luis Obispo Oak Flat 4 mi NW of Paso Robles Comment
  UC127394  Clarkia cylindrica subsp. cylindrica Benj. Cobb 1907-1 16 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC172263  Clarkia cylindrica subsp. cylindrica Ira L. Wiggins 1926-5-9 2083 San Luis Obispo Roadside 2 1/2 mi. E. of Templeton Comment
  UC1018347  Clarkia cylindrica subsp. cylindrica C. Epling 1947-5-13 251 San Luis Obispo 1.3 mi e Hwy. 101 at Paso Robles (Highway 41) Comment
  UCR118381  Clarkia davyi George K. Helmkamp, E. A. Helmkamp 1998-7-1 4242 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  OBI12113  Clarkia epilobioides Fred Rush Jun-56 102 San Luis Obispo High E slope, Mt SLO Comment
  UCD104809  Clarkia modesta R. F. Hoover 1952-5-11 8198 San Luis Obispo San Luis Obispo County: Navajo Camp, La Panza Range. Comment
  UCR248187  Clarkia modesta David J. Keil 1987-5-6 20136 San Luis Obispo Hwy 229 c. 1/2 mi north of junction with Hwy 58 390 Comment
  JEPS43757  Clarkia modesta Miss Rhoda Reed 1915-1 San Luis Obispo between Santa Margarita and Cuesta Comment
  OBI58330  Clarkia modesta David J. Keil, with Kathleen A. Keil 1998-5-26 27453 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  UC422854  Clarkia prostrata I. J. Condit 1911-6-12 San Luis Obispo Morro Comment
  HSC16264  Clarkia purpurea W. S. Pierce 1963-6-15 7 San Luis Obispo E of Portola Rd. (N end), Atascadero Comment
  SBBG104820  Clarkia purpurea subsp. quadrivulnera F. L. Johnson, E. A. Young 1993-5-23 ROB 539 San Luis Obispo 1 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG118008  Clarkia purpurea subsp. quadrivulnera M. Wetherwax, E. Painter 2003-4-11 CR 426 San Luis Obispo hillside N of San Marcos Rd, just W of jct with Generals Rd; Camp Roberts 259 Comment
  CAS-BOT-BC163931  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1986-4-27 s.n. San Luis Obispo Coast Hills Comment
  CAS-BOT-BC163932  Clarkia purpurea subsp. quadrivulnera Mary E. Wall 1933-5-25 s.n. San Luis Obispo Santa Margarita, El Dorado School Comment
  CAS-BOT-BC163959  Clarkia purpurea subsp. quadrivulnera Ernest C. Twisselmann 1954-5-12 1216 San Luis Obispo Palo Prieta Summit, 7 miles south of Cholame 640 Comment
  OBI31508  Clarkia purpurea subsp. quadrivulnera Joy Nishida 1982-6-16 464 San Luis Obispo Amer Cyn. 1.2 mi S of campground 512 Comment
  RSA43107  Clarkia rubicunda subsp. blasdalei Robert F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  OBI62730  Clarkia speciosa Lynne Dee Althouse 2003-4-10 177 San Luis Obispo Santa Margarita Ranch Comment
  OBI12084  Clarkia speciosa Robert F. Hoover 1946-6-2 6123 San Luis Obispo Mariana Crk, E side of La Panza Range Comment
  RSA108156  Clarkia speciosa subsp. speciosa Harlan Lewis, R. Snow, F. Ball, D. Steffensen 1949-6-7 582 -B San Luis Obispo Road to Creston, 1.6 mi. north of Santa Margarita to Pozo Road Comment
  OBI3764  Clarkia unguiculata Elizabeth Rudd 1971-5-23 276 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI81050  Clarkia unguiculata Jason Dart, A. Weichert, G. Hind 2010-5-19 405 -H25 San Luis Obispo Hind River Ranch, west side of Salinas River, south of Crescent Lake, approximately 1.8 miles southeast of the intersection of Highway 58 and Pozo Road 328 Comment
  RSA128506  Clarkia unguiculata Clare B. Hardham 1959-5-6 4411 San Luis Obispo Intersection of road to Pleyto and road to Nacimiento Dam, Santa Lucia Mountains Comment
  OBI78296  Claytonia exigua subsp. exigua David J. Keil 1979-4-19 13059 San Luis Obispo Upper Prefumo Cyn rd Comment
  OBI65753  Claytonia gypsophiloides D. R. Miller/S. G. Ayres/G. Edmunson 1995-4-23 495 -570 San Luis Obispo Pine Mt Region. Above Cline Cabin on tobacco Rd,Tobacco crk drainage 488 Comment
  UCD147066  Claytonia parviflora Rachelle Boul; M. Gogol-Prokurat 2008-3-19 CARR 28 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains, on BLM land west of Chimineas Ranch. 731 Comment
  OBI78876  Claytonia parviflora David J. Keil 2013-2-28 s.n. San Luis Obispo Irish Hills Open Space, Bog thistle trail Comment
  UC1285085  Claytonia parviflora subsp. parviflora R. F. Hoover 1958-3-19 8425 San Luis Obispo near n base Caliente Mt. (Carrizo Plain); Carrizo Plain Comment
  HSC91638  Claytonia perfoliata Susan H. Bicknell, T. P. Worley 1989-4-17 San Luis Obispo Montana de Oro, along Eastern Boundary Trail Comment
  OBI70148  Claytonia perfoliata Bernard Miossi 1939-4-6 53 San Luis Obispo In a cyn 3/4 mi N of San Luis Obispo. E facing slope of cyn 64 Comment
  OBI58511  Claytonia perfoliata subsp. perfoliata David J. Keil 1998-4-28 26938 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
  UC65055  Claytonia perfoliata subsp. perfoliata J. E. Roadhouse 1905-4 32 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC91474  Clematis lasiantha R. F. Hoover 1947-4-20 7063 San Luis Obispo Rinconada Mine, west of Pozo. Comment
  RSA518261  Clematis lasiantha Steven A. Junak 1990-5-1 4304 San Luis Obispo Santa Lucia Mtns, at N edge of Cuesta Ridge Botanical Area, along old trail on ridge about .55 miles E of W Cuesta Ridge Road, S of second high voltage tower E of W cuesta Ridge Road. 579 Comment
  SBBG80619  Collinsia bartsiifolia var. bartsiifolia G. Junes 1974-4-2 San Luis Obispo NW corner of Hwy 1 and Willow Rd, Nipomo Mesa Comment
  CAS-BOT-BC258886  Collinsia bartsiifolia var. davidsonii E. L. Painter; M. Wetherwax; D. Keil; K. Downing; C. Bratt; J. Olson 2000-5-16 CR- 71 San Luis Obispo Camp Roberts. In openings in chaparral/coastal-sage scrub, on steep scree slope upstream from Twin Bridges 175 Comment
  UCR28965  Collinsia bartsiifolia var. davidsonii Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-5-2 853 San Luis Obispo County Road 285, 9.3 mi SE of junction with Hwy 58. Sheep Camp 602 Comment
  JEPS13108  Collinsia bartsiifolia var. davidsonii Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5138 San Luis Obispo aalong direct road from La Panza to Creston 0.5 mi w junction of Cammattii Canyon rd. from Shandon 457 Comment
  OBI78392  Collinsia heterophylla Robert F. Hoover 1947-5-11 7158 San Luis Obispo Price Cyn Comment
  SEINET10305668 Image available Collinsia heterophylla Malcolm G. McLeod 1973-4-8 1192 San Luis Obispo Bottom of See Canyon, SE of San Luis Obispo Comment
  UCR115577  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2000-4-20 5403 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  SBBG107782  Collinsia sparsiflora var. collina C. B. Hardham 1960-3-23 5253 San Luis Obispo hills N of Bee Rock Comment
  UCR163902  Collinsia sparsiflora var. sparsiflora George K. Helmkamp, E. A. Helmkamp 2005-3-30 9251 San Luis Obispo Outer South Coast Ranges, Pozo Road, 0.9 mi east of Hi Mountain Road, north side of Garcia Mountains 460 Comment
  JEPS99260  Collomia heterophylla Clare B. Hardham 1960-5-5 5610 San Luis Obispo Pine Mountain Santa Lucia Mountains 762 Comment
  RSA355811  Conicosia elongata R. F. Thorne 1968-6-7 37752 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  CHSC118597  Conium maculatum Richard R. Halse 2016-3-22 9668 San Luis Obispo Santa Maria Valley at the end of Oso Flaco Lake Road, ca. 5 air miles south of Oceano. 3 Comment
  SBBG118019  Conium maculatum J. Olson 2000-6-27 San Luis Obispo Bee Rock Rd at low water bridge, E side of bridge and both sides of Bee Rock Rd; Camp Roberts 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
  OBI15295  Convolvulus simulans Robert F. Hoover 1949-5-1 7645 San Luis Obispo W side of Cottonwood Pass Comment
  OBI83657  Cordylanthus rigidus David J. Keil, Travis Barrett 2016-3-23 33856 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 10. 120 Comment
  UCSC000673  Cordylanthus rigidus Peter Kamb 1948-10-31 1276 San Luis Obispo Upper Reservoir 1646 Comment
  JEPS70053  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1971-9-27 2834 San Luis Obispo 0.7 mi e of Pismo Beach-Edna Road (along Ormonde Road); Ormonde Road 45 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
  OBI49894  Cordylanthus rigidus subsp. rigidus David J. Keil, Mary Coffeen, Cathy Rose, & Corky Matthews 1984-5-5 18232 San Luis Obispo American Cyn area in La Panza Mts Comment
  CAS-BOT-BC287790  Coreopsis bigelovii R. F. Hoover 1967-4-20 10493 San Luis Obispo 4 miles E of Creston on La Panza Rd Comment
  CAS-BOT-BC287802  Coreopsis bigelovii Eben McMillan 1957-4-17 34 -18 San Luis Obispo At the foot of Caliente Mt, southern Carrisa Plains 838 Comment
  CAS-BOT-BC287801  Coreopsis bigelovii Eben McMillan 1952-5-5 97 San Luis Obispo Red Eagle Mine, 1 mile E, 12 miles S Shandon Comment
  UC1285060  Coreopsis bigelovii R. F. Hoover 1965-4-4 9339 San Luis Obispo hill w Shell Creek Comment
  CAS-BOT-BC257138  Coreopsis calliopsidea D. H. Wilken; E. L. Painter 2011-4-20 17943 San Luis Obispo Simmler Rd, 0.7 km NNE of jct with Soda Lake Rd, E side of S arm of Soda Lake, Carrizo Plain Nat Monument 582 Comment
  UC1392661  Coreopsis calliopsidea R. F. Hoover 1968-4-16 11037 San Luis Obispo Chalk Mt., n s of Cuyama Valley Chalk Mt., Cuyama Valley Comment
  CAS-BOT-BC287056  Coreopsis calliopsidea Ernest C. Twisselmann 1955-3-22 1758 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Low Ridge at E edge of Soda Lake 594 Comment
  CAS-BOT-BC287066  Coreopsis calliopsidea D. E. Breedlove 1962-3-24 1979 San Luis Obispo 1.4 miles NE of US 466 at Cholame on State 41 365 Comment
  UC57402  Coreopsis douglasii J. H. Barber 1901-3-24 A 13 San Luis Obispo Estrella Plains Comment
  UC456078  Coreopsis douglasii I. J. Condit 1909-3-23 San Luis Obispo School Ridge Summit Comment
  CAS-BOT-BC101406  Corethrogyne filaginifolia Clare B. Hardham 1956-8-20 1297 San Luis Obispo Paradise Valley, Atascadero Comment
  CAS-BOT-BC101449  Corethrogyne filaginifolia R. F. Hoover 1946-8-3 6259 San Luis Obispo Perfumo Canyon, San Luis Range Comment
  OBI16656  Corethrogyne filaginifolia Robert F. Hoover 1966-9-13 10017 San Luis Obispo Cambria Comment
  OBI77436  Corethrogyne filaginifolia David J. Keil, Melissa Luckow 1981-7-3 14967 San Luis Obispo Arroyo de la Cruz, along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopse of Pine Top mtn and back to the hwy along riparian zone Comment
  SEINET2473855 Image available Cornus californica Marcus E. Jones 1982-5-8 2736 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC210350  Cornus sericea Marcus E. Jones 1882-5-8 2736 San Luis Obispo Bryson Comment
  UCR122468  Cornus sericea subsp. occidentalis George K. Helmkamp, E. A. Helmkamp 1998-5-20 4009 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
  UC1927742  Cornus sericea subsp. sericea D. R. Miller 1996-5-19 596 -622 San Luis Obispo lower north fork of Marmolejo Creek. 380 Comment
  OBI75192  Cortaderia jubata David J. Keil 2011-9-1 31094 San Luis Obispo Los Osos. South end of Morro Bay just north of Binscarth Road 5 Comment
  SBBG118251  Cortaderia selloana J. Froland 2000-10-12 4 San Luis Obispo adjacent to upper Chorro Crk (where old jeep trail crosses creek), ca. 200 m N of northernmost bog thistle spring; Camp San Luis Obispo 250 Comment
  OBI55375  Cotoneaster pannosus David J. Keil 1998-4-2 26537 San Luis Obispo East-West Ranch, Cambria Comment
  OBI79842  Cotula australis David J. Keil 2012-7-27 31494 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Scenic View Way 86 Comment
  OBI53822  Cotula coronopifolia Arthur W. Hazebrook 1993-1-9 181 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and crk areas, and adj pioneer dunes Comment
  OBI19532  Crassula Dee Dee Stevens 1968-2-27 28 San Luis Obispo Perfumo Cyn - 2 mi on Perfumo Cyn rd at the side of the rd in front of a fence in front of a small house Comment
  OBI15236  Crassula aquatica Robert F. Hoover 1947-4-4 6870 San Luis Obispo 4 mi NE of Paso Robles on rd to Estrella Comment
  OBI31124  Crassula connata Julie M. Vanderwier 1979-4-13 126 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC427823  Crassula connata Ernest C. Twisselmann 1963-4-24 8101 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, near the summit 579 Comment
  UC1927697  Crepis capillaris David Keil 2003-8-23 30282 San Luis Obispo Arroyo Grande. Lawn area in ornamental plantings around Wal-Mart Shopping Center (1168 W Branch Street, Arroyo Grande). Comment
  SBBG107408  Crocanthemum scoparium C. B. Hardham 1959-4-23 4285 San Luis Obispo Atascadero Comment
  UC1392948  Crocanthemum scoparium var. scoparium Robert F. Hoover 1969-9-21 11600 San Luis Obispo s end Morro Bay Comment
  OBI53891  Croton californicus Arthur W. Hazebrook 1992-10-25 158 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  OBI62519  Croton californicus L. D. Oyler 1990-6-12 1182 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL property Comment
  OBI51279  Croton setiger Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .14 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  CAS-BOT-BC190111  Crypsis schoenoides Ernest C. Twisselmann 1968-10-21 15032 San Luis Obispo Paso Robles. Salinas River just below the Highway 46 bridge. 181 Comment
  OBI51752  Cryptantha clevelandii R. Mike Arens 1994-3-26 35 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical garden foot bridge 152 Comment
  OBI66337  Cryptantha clevelandii David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26280 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  UCSB37980  Cryptantha clevelandii Edge, Lyda 1972-5-8 San Luis Obispo Low area north of Los Osos Valley Road, Los Osos Comment
  OBI33275  Cryptantha clevelandii var. clevelandii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15721 San Luis Obispo Pennington Crk Bio Reserve, W of San Luis Obispo Comment
  OBI50278  Cryptantha clevelandii var. florosa Tawney Odegard 1985-5-5 24 San Luis Obispo Morro Bay kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, tur rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  CDA19986  Cryptantha corollata J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres National Forest, Cuesta Ridge East. 0 Comment
  OBI72797  Cryptantha corollata D. R. Miller 2010-5-12 510 .917 San Luis Obispo Rocky Butte/Pine Mt Region. Tobacco crk side of the main ridge rd near Tobacco Ridge 850 Comment
  CDA16335  Cryptantha flaccida G. F. Hrusa 2000-4-1 15322 San Luis Obispo Carrizo Plain; Hills above and to W of Swain pasture camp. 762 Comment
  SJSU3351  Cryptantha intermedia C. W. Sharsmith 1962-4-21 6849 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak, Temblor Range Comment
Read comments
May 9 2013
  RSA166890  Cryptantha leiocarpa E. R. Blakley 1962-5-23 5135 San Luis Obispo Near the outlet at the W edge of Oso Flaco Lake. 15 Comment
  UC1450990  Cryptantha leiocarpa Mrs. R. W. Summers 1882-1 269 San Luis Obispo East Depot Chalcedon Hill Comment
  OBI54187  Cryptantha muricata David J. Keil, Kathleen Keil 1995-4-15 24875 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI65004  Cryptantha nevadensis Greg Wilvert 2005-4-5 146 San Luis Obispo SE half of the Caliente Range. 200 m SE of Wells Spring 959 Comment
  UCR66486  Cryptantha nevadensis var. rigida I. W. Clokey, C. B. Clokey 1937-4-13 5823 San Luis Obispo SE corner of the county. 800 Comment
  OBI20804  Cryptantha oxygona Robert F. Hoover 1950-4-14 7815 San Luis Obispo Base of Crocker Grade, Temblor Range Comment
  RSA499844  Cryptantha oxygona I. W. Clokey, C. Clokey 1937-4-13 5825 San Luis Obispo Southeast corner San Luis Obispo County. 800 Comment
  OBI62986  Cryptantha sparsiflora D. R. Miller 1994-5-5 594 -314 San Luis Obispo Pine Mt Region. From trl edge between Corral Meadow and Pear Tree; Pico Crk drainage 899 Comment
  CHSC13489  Cupressus sargentii Patricia Haberkern 1974-4-10 11 San Luis Obispo Abundant in Cuesta Ridge Botanical Area, off Cuesta Ridge Rd., 2.9 mi. n of Hwy 101. 754 Comment
  RSA175209  Cupressus sargentii Robert F. Thorne, Percy C. Everett 1963-4-20 31582 San Luis Obispo Cuesta Ridge, 4 miles NW of Cuesta Pass. 610 Comment
  RSA17629  Cupressus sargentii C. B. Wolf 1934-11-1 6214 San Luis Obispo Chorro Creek, Santa Lucia Mountains north of National Guard Camp 229 Comment
  RSA233123  Cupressus sargentii W. R. Dudley 1905-1-5 s.n. San Luis Obispo Cypress Spring, Cypress Mountain Comment
  OBI14813  Cuscuta californica Robert F. Hoover 1965-9-19 9595 San Luis Obispo 2 mi E of Santa Margarita Comment
  OBI35407  Cuscuta californica Helen Jones 1982-8-7 82 San Luis Obispo Piedras Blancas Point; 25 yds W of fence Comment
  OBI45680  Cuscuta occidentalis David J. Keil, M. A. Corky Matthews, Janet Haden, Suzane Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20705 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  SBBG118211  Cynodon dactylon M. Wetherwax, E. Painter 2003-5-1 SLO 329 San Luis Obispo just S of the Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 240 Comment
  OBI17021  Cyperus eragrostis Ed Zimmerman 1962-2-18 9 San Luis Obispo Cal Poly, Poly Cyn Comment
  OBI5582  Cyperus eragrostis Sharon Jochums 1974-5-18 211 San Luis Obispo Arroyo de la Cruz Comment
  OBI67857  Cyperus involucratus M. Wetherwax & E. L. Painter, E. L. Painter 2000-11-14 SLO- 175 San Luis Obispo Camp San luis Obispo. Flood plain of Chorro Crk, bottom of cyn 100 Comment
  RSA180181  Dactylis glomerata Clare B. Hardham 1959-6-20 4826 San Luis Obispo Santa Lucia Mountains; Santa Rosa Creek, Cambria Comment
  RSA779035  Danthonia californica David J. Keil 2011-5-12 31012 San Luis Obispo San Luis Range. Irish Hills. Madona-Twisselmann Ranch, accessed from Prefumo Canyon Road 357 Comment
  SEINET269250 Image available Danthonia californica G. Helmkamp 1996-5-24 1049 San Luis Obispo Along trail to quarry 0.6 miles east of South Bay Boulevard 95 Comment
  OBI79746  Datura stramonium David J. Keil 2012-7-14 31405 San Luis Obispo South of San Luis Obispo on South Higuera Street Hayfield between Clover Ridge Lane and San Luis Creek 19 Comment
  JEPS114094  Datura wrightii M. Wetherwax, E. L. Painter 2002-8-13 CR- 335 San Luis Obispo Camp Roberts. Near intersection of Tower Road and Bee Rock Road. Comment
  OBI73552  Datura wrightii David J. Keil, with Meg Perry and Jason Dart 2010-7-5 30909 San Luis Obispo Carrizo Plain west -southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  OBI69946  Daucus carota D. R. Miller 2005-10-17 1005 .822 San Luis Obispo Pine Mtn Region. Along San Simeon Crk rd just inland from the power station turn 20 Comment
  UCD127411  Daucus pusillus Tom Hendrix 1937-5-10 161 San Luis Obispo San Luis Obispo County: 5.24 miles west of southwest El Dorado School, Poza. 533 Comment
  JEPS20108  Deinandra corymbosa Peter H. Raven 1957-7-6 11061 A San Luis Obispo 2.3 mi n Arroyo de la Cruz Creek Comment
  JEPS50748  Deinandra corymbosa Rimo Bacigalupi 1967-6-27 9294 San Luis Obispo 0.5 mi n Piedras Blancas Point Comment
  UC1187086  Deinandra fasciculata David D. Keck and Wm. M. Heisey 1940-5-31 5143 San Luis Obispo Cayucos 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
  OBI56585  Deinandra fasciculata David J. Keil 1998-6-30 27900 San Luis Obispo Carrizo Plain NNW of Simmler on Hwy 58, 0.2 miles west from right angle corner N of Carrizo Plains School. Comment
  CHSC85467  Deinandra increscens subsp. increscens G. F. Hrusa 1998-7-21 14746 San Luis Obispo South Coast Ranges. On roadside. Price Canyon Rd. 2 mi. SW of intersection with Hwy 227 at Edna. 95 Comment
  OBI74457  Deinandra increscens subsp. increscens David J. Keil, with V. L. Holland 1988-9-9 21124 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  CAS-BOT-BC299397  Deinandra increscens subsp. increscens James I. McMurphy 1916-8-15 s.n. San Luis Obispo Below San Luis Obispo 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-BC292046  Deinandra pentactis James I. McMurphy 1916-8-15 s.n. San Luis Obispo San Luis Obispo Comment
  CHSC44054  Deinandra pentactis L. P. Janeway 1988-6-10 2743 San Luis Obispo Near Middle Branch Huerhuero Cr ca 3 1/2 mi S of Creston. 388 Comment
  UC913080  Deinandra pentactis David D. Keck and J. Clausen 1934-4-26 2794 San Luis Obispo 6.5 mi ne of Cholame; Cottonwood Pass Comment
  SBBG117764  Delairea odorata E. Painter, M. Wetherwax 1999-11-15 SLO 19 San Luis Obispo Cantonment area, along Chorro Crk, N of Colusa Ave, near power pole 1425; Camp San Luis Obispo 100 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
  UCSB8179  Delphinium californicum Haller, John 1966-6-3 San Luis Obispo California State Hwy 1; about 3 miles southeast of Cambria Comment
  CDA15160  Delphinium gypsophilum G. F. Hrusa 1998-4-26 14267 San Luis Obispo South Coast Ranges; Flats on E side of Carrizo Plain Natural Area, on Panorama Rd. at base of Panorama Hills, NE of Washburn Ranch. Common throughout this area in open grasslands/forblands. Flowers pale blue, plant perennial. Comment
  UC1125991  Delphinium gypsophilum H. C. Lee 1937-5-17 943 San Luis Obispo 1 1/2 mi nw Linnie School; Paso Robles Quadrangle Comment
  LA207334  Delphinium gypsophilum H. Lewis; Carl Epling 1946-5-7 629 San Luis Obispo Highway 178, 1 mi. W of Kern County Line Comment
  UC338014  Delphinium parryi unknown 1887-1 San Luis Obispo San Luis Obispo Comment
  UC573195  Delphinium parryi H. C. Lee 1937-5-14 945 San Luis Obispo 1 mi w Dry Creek School; Paso Robles Quadrangle 243 Comment
  UC55284  Delphinium parryi subsp. blochmaniae J. H. Barber 1899-5-22 San Luis Obispo near Morro Comment
  UC75781  Delphinium parryi subsp. blochmaniae Herbert Waterman April 1895 San Luis Obispo Los Berros Comment
Read comments
May 31 2007
  OBI53594  Delphinium parryi subsp. blochmaniae Arthur W. Hazebrook 1991-4-28 37 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, NE base of Hill Comment
  RSA216753  Delphinium parryi subsp. blochmaniae Robert F. Hoover 1969-5-3 11296 San Luis Obispo 3 miles W of Nipomo Comment
  CAS-BOT-BC121457  Delphinium parryi subsp. parryi Shogo Yamaguchi 1941-4-1 s.n. San Luis Obispo Camp Roberts Comment
  UC1953256  Delphinium umbraculorum Matt Paradis with Andy Dollahite and Kelli Allred 2002-3-3 13 San Luis Obispo 1/2 mile from Little Falls Creek Trailhead off Upper Lopez Canyon Road Comment
  UC55283  Delphinium variegatum J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  UC56070  Delphinium variegatum subsp. variegatum J. H. Barber 1901-3-24 A 15 San Luis Obispo Paso Robles Comment
  OBI20112  Dendromecon rigida Brent Nolan 1971-6-1 s.n. San Luis Obispo San Luis Obispo, S slope up Cuesta Grade Comment
  OBI28472  Dendromecon rigida L. Baker 1982-5-13 s.n. San Luis Obispo approx. 2mi W of hwy 101, off the access road which begins at the base of Cuesta Grade Comment
  CAS-BOT-BC194303  Deschampsia cespitosa subsp. cespitosa R. F. Hoover 1947-6-2 7261 San Luis Obispo Cambria Comment
  SBBG118227  Deschampsia danthonioides M. Wetherwax, E. Painter 2001-4-4 CR 153 San Luis Obispo S of Range Control; Camp Roberts 200 Comment
  UCR170958  Deschampsia danthonioides R. E. Riefner Jr. 2002-4-4 02- 68 San Luis Obispo San Andreas Rift, Carrizo Plain, due east c. 2 miles off Soda Lake Rd., c. 5 miles south of Soda Lake 584 Comment
  CAS-BOT-BC201617  Deschampsia danthonioides Eben McMillan 1958-4-18 43 -10 San Luis Obispo South of Soda Lake 609 Comment
  OBI22309  Deschampsia elongata Robert F. Hoover 1947-5-23 7179 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  OBI59213  Deschampsia elongata Michael Curto 2001-5-31 29528 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI73030  Deschampsia elongata David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25428 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  CAS-BOT-BC201833  Deschampsia elongata Clare B. Hardham 1959-5-15 4669 San Luis Obispo Headwater Las Tables [Tablas] Creek Comment
  CAS-BOT-BC43224  Descurainia pinnata subsp. brachycarpa Roxana S. Ferris 1935-3-29 9083 San Luis Obispo 7 miles east of Pozo, on the Santa Maria-McKittrick Road. Comment
  UC1872977  Descurainia pinnata subsp. glabra David Keil with Rhonda Riggins 2003-4-23 30136 San Luis Obispo Caliente Range. Along main ridge NW of Caliente Peak. 1280 Comment
  CAS-BOT-BC402326  Dicentra chrysantha Ernest C. Twisselmann 1955-5-27 2025 San Luis Obispo La Panza Range. Near the summit of Navajo Canyon 762 Comment
  SEINET2444525  Dichelostemma capitatum Eric Luning 2003-4-15 12 San Luis Obispo Reservoir Canyon Trail. Comment
  UCD67278  Dichelostemma capitatum G. F. Hrusa; D. Ragan 1995-6-20 12372 San Luis Obispo San Luis Obispo County: approximately 1/2 mile E and below summit of Mt. Lowe. 710 Comment
  UCD77094  Dichelostemma capitatum Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4647 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of the turn off to Pozo. 590 Comment
Read comments
Oct 15 2012
  OBI9417  Diplacus bigelovii Eben McMillan 1952-5-5 99 San Luis Obispo Red Eagle Mine. 1 mi E, 12 mis S of Shandon Comment
  CAS-BOT-BC153159  Diplacus fremontii Mary E. Wall 1933-4-24 s.n. San Luis Obispo Santa Margarita, [Eldorado] El Dorado School Comment
  CAS-BOT-BC153169  Diplacus fremontii Clare B. Hardham 1960-5-5 5615 San Luis Obispo Pine Mt. Comment
  SBBG100993  Diplacus grandiflorus D. R. Miller 1992-5-29 592 8 a San Luis Obispo Pine Mtn, Lookout Rock 701 Comment
  SBBG84945  Diplacus longiflorus C. F. Smith 1952-7-11 3680 San Luis Obispo St Hwy 166, lower Cuyama Valley near Russell and Spanish Ranches Comment
  SEINET8226634  Diplacus rattanii Clare B. Hardham 1961-4-17 6839 San Luis Obispo Pine Mt. 1006 Comment
  OBI22315  Distichlis spicata Robert F. Hoover 1965-9-19 9628 San Luis Obispo Carrizo Plain on W side of Soda Lake Comment
  OBI22325  Distichlis spicata Robert F. Hoover 1964-6-10 9016 San Luis Obispo Avila Comment
  UCR134377  Distichlis spicata George K. Helmkamp 2003-9-26 8183 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  OBI43365  Distichlis spicata Eric Wise 1981-6-27 785 San Luis Obispo Cuyama river, Pine cyn forest Service stn Comment
  OBI64457  Distichlis spicata David J. Keil 2001-5-10 29441 b San Luis Obispo Palo Prieto Canyon, beside Bitterwater Valley Road, about 0.4?0.7 miles west from Kern County line 506 Comment
  RSA530780  Dithyrea maritima E. A. Purer 1932-8-27 s.n. San Luis Obispo N of Guadalupe. Comment
  OBI80315  Dittrichia graveolens Jack Gavron, Gage Willey 2014-11-8 1 San Luis Obispo Cal Poly Property, Poly Canyon, roadside Comment
  SBBG107595  Dodecatheon clevelandii subsp. insulare C. B. Hardham 1960-4-2 5274 San Luis Obispo Black Mtn, Hwy 41 609 Comment
  UC673487  Dodecatheon clevelandii subsp. insulare H. L. Mason 1934-4-1 8058 a San Luis Obispo road from Cambria to Paso Robles; road from Cambria to Paso Robles Comment
  UC455068  Dolichandra unguis-cati I. J. Condit 1911-5-4 San Luis Obispo C. P. S. lath house Comment
  RSA152263  Downingia cuspidata I. L. Wiggins 1926-5-9 2072 San Luis Obispo 3 miles E of Templeton. Comment
  OBI77653  Draba verna David J. Keil, Kathy Jones 1982-4-4 15812 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI35252  Drosanthemum floribundum H. E. Jones 1981-5-18 26 San Luis Obispo Point Piedras Blancas Comment
  UC454984  Drymocallis glandulosa Manton 1905-5-14 415 San Luis Obispo Cuesta grade Middle Coast, Cuesta grade Comment
  CAS-BOT-BC70976  Dryopteris arguta Alice Eastwood 1927-4-7 14306 San Luis Obispo Morro, San Luis Obispo Comment
  HSC91648  Dryopteris arguta Susan H. Bicknell 1989-6-11 San Luis Obispo Montana de Oro Comment
  SBBG107805  Dryopteris arguta C. B. Hardham 1958-1-2 2794 San Luis Obispo 0.5 mi N of San Carpoforo Crk Comment
  SBBG95557  Dryopteris arguta J. Eliot 1986-5-21 13 San Luis Obispo 1 mi W of TV Tower Rd off US Hwy 101 N of San Luis Obispo; small ridge above rd, W side Comment
  UC2027522  Dryopteris arguta Tyler Lutz 2013-2-16 3 San Luis Obispo Hillside behind 259 Squire Canyon Road. Comment
  CDA42716  Dryopteris arguta T. C. Fuller 1962-2-28 7723 San Luis Obispo Santa Rosa Creek, road to Paso Robles, 10.5 miles east of Cambria. 0 Comment
  SBBG118347  Dudleya abramsii subsp. bettinae E. Painter, M. Wetherwax 2000-6-13 SLO 141 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 100 Comment
  OBI15246  Dudleya abramsii subsp. murina Robert F. Hoover 1969-6-22 11377 San Luis Obispo Chorro Crk cyn (Serrano Cyn) Comment
  SEINET7073778  Dudleya abramsii subsp. murina A. G. Vestal 1955-5-19 s.n. San Luis Obispo North of San Luis Obispo along San Luis Obispo Creek on Route 101. UTM Zone 10, 716117mE, 3910115mN. Coordinate datum: NAD27. Comment
  UC1015156  Dudleya caespitosa Reid Moran 1947-6-12 2278 San Luis Obispo 1 mi s Cayucos Comment
  CAS-BOT-BC414808  Dudleya lanceolata Roxana S. Ferris 1939-6-18 9786 A San Luis Obispo Summit road along south fork of Las Tablas Creek on Klau-Cambria Road. Santa Lucia Mts. 350 Comment
  SBBG36050  Dudleya pulverulenta C. B. Hardham -Sep-1956 1391 San Luis Obispo Black Mtn Comment
  UCR248162  Dudleya pulverulenta subsp. pulverulenta David J. Keil 1998-8-26 28044 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of of Rock Front Ranch, N of Hwy 166 405 Comment
  OBI40820  Dysphania ambrosioides David J. Keil 1977-8-7 12484 San Luis Obispo San Luis Obispo at Laguna Lake Comment
  OBI65111  Eastwoodia elegans Greg Wilvert 2005-4-30 369 San Luis Obispo SE half of the Caliente Range. 1 km E of Padrones Spring. 945 Comment
  OBI69936  Echinochloa colona David J. Keil 1999-9-19 s.n. San Luis Obispo San Luis Obispo. corner of High Street and Parker Comment
  RSA195842  Echinochloa crus-galli E. C. Twisselmann 1967-9-9 13696 San Luis Obispo Ortega Spring, Palo Prieta Canyon, Temblor Range 599 Comment
  OBI082108  Echium candicans Michael Walgren 2015-12-17 484 San Luis Obispo One plant growing on the west road edge of Highway One north of Point Piers Blancas at the first unnamed creek down-coast from Arroyo Honda. Not associated with landscaping. 30 Comment
  HSC34995  Ehrharta calycina W. F. Cartwright 1965-4-16 56 San Luis Obispo 1 mi. S of Baywood on Los Osos Rd. Comment
  CAS-BOT-BC112939  Eleocharis macrostachya R. F. Hoover 1947-5-10 7138 San Luis Obispo Alamo Creek near Cuyama River, in wet soil. Comment
  CAS-BOT-BC112951  Eleocharis macrostachya Mrs. H. C. Cantelow 1937-4-1 2174 San Luis Obispo 12 mi NE of Cayucus. Comment
  OBI58898  Eleocharis macrostachya David J. Keil 1998-5-6 27100 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  OBI65960  Eleocharis macrostachya Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-1 3 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on hwy 1 along Gilardi Rd at Silhouette Shooting Rnage marsh below pumping house. N of hwy 1 53 Comment
  CAS-BOT-BC112679  Eleocharis parishii R. F. Hoover 1946-9-14 6381 San Luis Obispo Trout Creek near Santa Margarita Comment
  OBI22611  Eleocharis parishii Robert F. Hoover 1965-9-7 9530 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  OBI62997  Eleocharis parishii D. R. Miller 1994-5-12 594 -360 San Luis Obispo Pine Mt Region. In pond at 'Mines' on E slope of Pine Mt; Pico crk drainage 914 Comment
  OBI59223  Eleusine tristachya David J. Keil 1998-6-8 27684 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  RSA659235  Elymus X gouldii David J. Keil 1982-6-26 16191 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon. Adjacent to highway department work area at S end of bridge. Comment
  OBI6652  Elymus glaucus Greg Hassen 1975-7-24 13 San Luis Obispo Poly Cyn [Calif Polytechnic State University]. Above dump Comment
  POM262007  Elymus glaucus I. L. Wiggins 1929-4-16 3637 San Luis Obispo Near Old Creek, 6 miles N. of Moro. Comment
  CAS-BOT-BC203664  Elymus glaucus subsp. glaucus Ernest C. Twisselmann 1959-4-24 5082 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Phelps Hill, Eben McMillan Ranch 670 Comment
  OBI31083  Elymus triticoides Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI33932  Elymus triticoides David J. Keil 1983-10-21 18001 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  OBI79031  Elymus triticoides David J. Keil 2013-8-22 31906 San Luis Obispo Morro Bay State Park. Between 1743 and 1800 Turri Road (from 35.330341 deg. , -120.812458 deg. to 35.327170 deg. , -120.808337 deg. ) 9 Comment
  OBI25163  Elymus triticoides Ruth Davis 1964-4-27 64 San Luis Obispo See Cyn, about 9 mi from San Luis Obispo Comment
  OBI42309  Elymus triticoides David J. Keil 1986-5-31 19652 San Luis Obispo Along Turri rd ca. 1/4 mi E of S Bay Blvd, N of Rd Comment
  OBI29889  Emmenanthe penduliflora Kristin Bryan & Carol Radike, Carol Radike 1980-6-8 7 San Luis Obispo Along S side of Park Hill Rd ca 1/4 mi W of jctn with Huer Huero Rd Comment
  OBI55656  Emmenanthe penduliflora David J. Keil 1989-6-3 21232 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto Campground Comment
  OBI60107  Ephedra californica G. F. Hrusa, T. D. Wilfred 1997-3-12 13650 San Luis Obispo Carrizo Plain. 6-7 mi S of Washburn Range, at S end of Carrizo Plain 630 Comment
  SBBG95294  Ephedra californica D. Keil, R. Riggins 1986-4-26 19274 San Luis Obispo 0.9 mi NE of jct of Elkhorn Rd on Crocker Grade Rd 822 Comment
  CAS-BOT-BC81664  Ephedra californica Ernest C. Twisselmann 1954-6-5 1319 San Luis Obispo Panorama Hills, 2 miles north of Crocker Grade, Southeastern San Luis Obispo County 670 Comment
  POM263255  Ephedra californica J. C. Roos 1937-3-26 530 San Luis Obispo Near Summit of Cuyama Valley Comment
  OBI65166  Epilobium campestre Greg Wilvert 2005-5-31 455 San Luis Obispo SE half of the Caliente Range. Along Pipeline Rd 927 Comment
  OBI27995  Epilobium canum Barrett Anderson 1971-9-24 229 San Luis Obispo Montana de Oro State park, Coon Crk trl Comment
  CAS-BOT-BC166414  Epilobium canum subsp. canum Peirson 1920-7-30 2234 San Luis Obispo Willow Creek, Morro region, sea level Comment
  CDA38086  Epilobium canum subsp. canum Louisa Julian 2000-10-2 18 San Luis Obispo Cal Poly Canyon Road of the State University. Comment
  POM258986  Epilobium ciliatum subsp. watsonii Alice Eastwood, John Thomas Howell 1938-6-15 5985 San Luis Obispo Piedras Blancas Comment
  SBBG118293  Epilobium cleistogamum K. Foster 1999-4-27 San Luis Obispo Training Area O2, vernal pool plot 02-2; Camp Roberts Comment
  HSC91758  Equisetum laevigatum Susan H. Bicknell 1988-11-23 San Luis Obispo Montana de Oro State Park Comment
  OBI23365  Equisetum laevigatum David J. Keil 1979-5-26 13094 San Luis Obispo South of San Luis Obispo just S. of jctn. S. Higuera and U.S. 101 and East along ridgeline. Comment
  UCSB59922  Equisetum telmateia Penkala, B.; Ryan, P. 1987-7-17 San Luis Obispo Reservoir Canyon, ca. 0.25 mi from the end of Reservoir Rd., 1 mi N of San Luis Obispo off Hwy 101. 152 Comment
  CDA16123  Equisetum telmateia subsp. braunii G. F. Hrusa 1999-2-24 14921 San Luis Obispo South Coast Ranges; Reservoir Canyon, lower parts and near parking. 121 Comment
  OBI3131  Eragrostis mexicana Larry E. Brown 1971-7-23 2065 b San Luis Obispo In the Paso Robles area Comment
  OBI12404  Eremalche exilis Robert F. Hoover 1965-4-24 9350 San Luis Obispo Hill just E of San Juan river, La Panza district Comment
  CAS-BOT-BC214396  Eremalche parryi subsp. kernensis R. F. Hoover 1952-4-20 8134 San Luis Obispo Temblor Range near north end of Elkhorn Plain Comment
  HSC101505  Eremalche parryi subsp. kernensis J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12745 San Luis Obispo Along the Soda Lake-San Diego Creek Road 377 Comment
  SBBG97413  Eremalche parryi subsp. kernensis C. F. Smith 1991-4-9 12181 San Luis Obispo Elkhorn Hills Rd near Crocker Grade area Comment
  SBBG4671  Eremalche parryi subsp. parryi C. B. Hardham 1959-4-14 4256 San Luis Obispo ca. 25 mi E of Paso Robles, jct of Camatta Rd and Shell Crk Rd Comment
  UC455608  Eremocarpus setiger I. J. Condit 1908-6-1 San Luis Obispo California Polytechnic School grounds Comment
  UCSB15732  Eremothera boothii subsp. decorticans Breedlove, Dennis 1962-3-29 San Luis Obispo 8.6 miles west of Simmler, La Panza Range 548 Comment
  SD244764  Eremothera boothii subsp. decorticans David Keil 1998-4-20 26830 San Luis Obispo Nacimiento Lake Drive, 1.3 miles W of junction with San Marcos Road, 7 road miles W of junction with US 101, W of Paso Robles. Comment
  UC1123878  Eriastrum calocyanum A. D. Gifford 1937-6-9 830 San Luis Obispo 2 1/2 mi S of Black Mt.; Los Padres National Forest, Pozo 7.5' Quadrangle. Comment
  SBBG29131  Eriastrum densifolium R. S. Ferris 1939-6-9 9773 San Luis Obispo northern edge of Atacasdero Comment
  UC1532785  Eriastrum densifolium subsp. densifolium Robert F. Thorne 1968-6-7 37761 San Luis Obispo sand dunes w Oso Flaco Lake (between Oceano and Guadalupe); Oso Flaco Dunes 10 Comment
  UC2027176  Eriastrum densifolium subsp. elongatum Greg Wilvert 2005-6-3 463 San Luis Obispo Southeast Half of the Caliente Range: 1.1 km W of Semper Spring Comment
  OBI11564  Eriastrum hooveri E. R. Chandler 1965-6-3 2365 San Luis Obispo Cuyama Valley, about 1.5 miles west of State RT. #33, in the southeast corner of county 701 Comment
  UC1315104  Eriastrum pluriflorum R. F. Hoover 1967-6-4 10598 San Luis Obispo canyon near north end of Elkhorn Plain; Temblor Range Comment
  RSA0120843  Eriastrum pluriflorum subsp. pluriflorum Edwin Kline 1925-6-15 s.n. San Luis Obispo Near Paso Robles. Comment
  RSA354851  Ericameria cuneata var. spathulata C. F. Smith 1950-3-18 2579 San Luis Obispo Near base of Freeborn Mountain on Carrizo Plain SW of Simmler Comment
  CAS-BOT-BC291302  Ericameria ericoides Alice Eastwood 1928-11-18 s.n. San Luis Obispo Morro Bay Comment
  OBI4160  Ericameria ericoides Julie R. Potter 1968-12-31 6 San Luis Obispo Morro Bay state park Comment
  OBI4191  Ericameria ericoides F. Rush 1957-8-1 s.n. San Luis Obispo S. Morro Bay Comment
  SBBG43507  Ericameria ericoides L. W. Edge 1971-11-2 San Luis Obispo Oso Flaco Lake Comment
  UCD131379  Ericameria linearifolia K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CAS-BOT-BC299083  Ericameria nauseosa var. hololeuca John Thomas Howell 1973-11-2 50315 San Luis Obispo Plain of Upper Cuyama Valley, 1 mile W of Kern County line 792 Comment
  UC771708  Ericameria nauseosa var. hololeuca R. F. Hoover 1946-10-13 6486 San Luis Obispo at highway bridge not far below Sycamore Creek; Cuyama River Comment
  CDA17621  Erigeron blochmaniae Austin Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay Sandspit; Morro Bay. ca. 2/3 N, midway on southfacing slope of vegetated sandridge. Comment
  OBI38204  Erigeron canadensis Eric Wise 1981-10-23 1348 San Luis Obispo Sinton Sycamore Reservoir on Shell Crk rd 8.9 mi N of hwy 58 Comment
  OBI16548  Erigeron foliosus Fred W. Rush Jun-56 130 San Luis Obispo Mt SLO Comment
  OBI51326  Erigeron glaucus Jan Barber 1993-8-14 72 San Luis Obispo San Simeon State Park Comment
  SEINET10760541  Erigeron glaucus J. Richard Abbott, B. S. Carlsward 1999-7-1 Abbott 12925 San Luis Obispo North of Point Piedras Blancas, just south of the Monterey County line; old coastal dunes (?). Comment
  UC52329  Erigeron philadelphicus var. philadelphicus Rev. R. W. Summers 1888-4-18 395 San Luis Obispo San Luis Obispo Comment
  UC87626  Erigeron sanctarum Mrs. K. Curran Jun 1889 San Luis Obispo San Simeon Comment
  OBI25460  Erigeron sanctarum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 13985 San Luis Obispo Arroyo de la Cruz. Ca. 1 mi E of Calif rte 1 on Hearst Ranch. Comment
  OBI65890  Eriodictyon californicum D. R. Miller 1994-5-12 594 -345 San Luis Obispo Pine Mt. Region; Miller property, E slope of Pine Mt; Tobacco Crk drainage 732 Comment
  UC1285032  Eriodictyon traskiae R. F. Hoover 1964-6-5 8925 San Luis Obispo ridge se Cuesta Pass; se of Cuesta Pass Comment
  POM105576  Eriogonum angulosum I. E. Diehl 1902-6-29 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC241673  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1955-6-16 2155 San Luis Obispo La Panza Range. Martinez Canyon near Queen Bee Mine 624 Comment
  CAS-BOT-BC256261  Eriogonum cithariforme Susan G. Stokes 1933-7-6 68 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC242510  Eriogonum clavatum Ernest C. Twisselmann 1952-5-10 146 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame Comment
  SBBG117470  Eriogonum elegans E. Painter, M. Wetherwax 2002-8-13 CR 343 San Luis Obispo Nacimiento River floodplain, between Boy Scout Ford and low water bridge; Camp Roberts 152 Comment
  OBI66176  Eriogonum elongatum var. elongatum D. R. Miller 1994-8-23 894 -528 San Luis Obispo Pine Mt region. On fork pine side of Tobacco /town saddle; town crk drainage 650 Comment
  OBI75664  Eriogonum elongatum var. elongatum D. R. Miller 2011-9-2 911 .995 San Luis Obispo Rocky Butte/Pine mt region. From 'Stag Flats' on rod to Tobacco Flats 472 Comment
  RSA95467  Eriogonum fasciculatum subsp. foliolosum L. S. Rose 1953-8-3 53059 San Luis Obispo 3 mi. n. of Vellejo, roadside planting, Highway U.S. 40 Comment
  OBI11096  Eriogonum fasciculatum var. polifolium Robert F. Hoover 1946-6-30 6219 San Luis Obispo La Panza district Comment
  CAS-BOT-BC250251  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1951-1-1 144 San Luis Obispo Temblor Range and the Western San Joaquin Valley. From the hill behind the old Temblor Ranch house Comment
  SBBG54872  Eriogonum gossypinum R. F. Hoover 1967-6-4 10609 San Luis Obispo cyn in Temblor Range near N end of Elkhorn Plain Comment
  JEPS108363  Eriogonum gossypinum David Gowen 2005-4-15 236 San Luis Obispo Elkhorn Road (dirt). Hills on south side of dirt side road, about 2.4 miles N of Hurricane Rd. Comment
  JEPS56897  Eriogonum gracile Miss R. R. Reed 1916-10-10 San Luis Obispo San Luis Obispo Comment
  SBBG84366  Eriogonum gracile C. F. Smith 1961-9-15 6498 San Luis Obispo Dune Lakes, S of Oceano Comment
  UC85715  Eriogonum gracile E. Palmer, M. D. July 1876 494 San Luis Obispo n S.L.O.; Central Coast Range Comment
  UC1392898  Eriogonum gracile R. F. Hoover 1969-7-13 11455 San Luis Obispo 2 mi s Atascadero Comment
  RSA116523  Eriogonum gracile var. gracile E. C. Twisselmann 1955-9-1 2362 San Luis Obispo S summit of Calf Canyon. 427 Comment
  SBBG28616  Eriogonum gracillimum E. C. Twisselmann 1967-8-23 13561 San Luis Obispo Choice Valley: Gillis Cyn Rd, just W of Eben McMillan Place 685 Comment
  UC1296100  Eriogonum heermannii var. heermannii R. F. Hoover 1953-9-9 8330 San Luis Obispo Caliente Mt. Comment
  RSA179953  Eriogonum inflatum var. inflatum E. C. Twisselmann 1965-4-25 10549 San Luis Obispo Hills at the summit of Palo Prieta Canyon. Comment
  OBI79464  Eriogonum nudum David J. Keil 2011-11-26 31204 San Luis Obispo West side of US 101 at truck pullout at top of Cuesta Grade 445 Comment
  OBI31246  Eriogonum nudum var. pubiflorum Joy Nishida 1982-8-12 522 San Luis Obispo American Cyn. 1.4 mi S of campground where stream crosses rd 500 Comment
  OBI72214  Eriogonum nudum var. pubiflorum E. L. Painter & M. Wetherwax, M. Wetherwax 2000-8-18 CR- 115 San Luis Obispo Camp Roberts. Near N side of Nacimiento River, above [SW of] Twin bridges 206 Comment
  OBI10978  Eriogonum parvifolium Unknown 1960-5-12 s.n. San Luis Obispo Price Cyn (S of Edna) Comment
  OBI6142  Eriogonum parvifolium D. Waive Stager 1972-7-24 13 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  UCR5061  Eriogonum parvifolium O. F. Clarke 1966-11-26 661126- 10 San Luis Obispo Central Coast, Morro Bay 6 Comment
  LA206967  Eriogonum parvifolium Barry A. Prigge; 1989-4-19 8617 San Luis Obispo Santa Lucas Mountains, San Bernardo Creek: ca 2.8 mi. up San Bernardino Creek Rd from State Hwy 1 106 Comment
  OBI10982  Eriogonum parvifolium Robert F. Hoover 1964-8-13 9211 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  RSA130665  Eriogonum parvifolium var. parvifolium R. W. Summers 1873-04 s.n. San Luis Obispo San Luis Mt. Comment
  CAS-BOT-BC268371  Eriogonum roseum Ernest C. Twisselmann 1954-9-10 1570 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: 6 miles east of Cholame 563 Comment
  CAS-BOT-BC268386  Eriogonum roseum Clare B. Hardham 1963-7-3 10901 San Luis Obispo Santa Lucia Mountains. Waterdog Creek 609 Comment
  CAS-BOT-BC263441  Eriogonum temblorense Ernest C. Twisselmann 1967-5-23 13104 San Luis Obispo West slope of Cottonwood Pass 502 Comment
  CAS-BOT-BC263442  Eriogonum temblorense John Thomas Howell; E. C. Twisselmann 1969-4-14 45497 San Luis Obispo Polonio Pass 539 Comment
  OBI54145  Eriophyllum confertiflorum David J. Keil, Kathleen Keil 1995-4-15 24910 San Luis Obispo Shell Creek rd, ca. 1/2 mi N of jctn with Calif rte 58 Comment
  UC1118354  Eriophyllum confertiflorum var. confertiflorum B. Bolt 1936-1-21 554 San Luis Obispo 1st peak nw Cerro San Luis Obispo; San Luis Obispo Quad. 304 Comment
  UCR118385  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 1998-6-30 4239 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  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
  UC472189  Eriophyllum confertiflorum var. confertiflorum Ira J. Condit 1912-5-1 San Luis Obispo C. P. S. Canyon Comment
  UCR91804  Eriophyllum multicaule George K. Helmkamp 1996-5-27 1087 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  SBBG41460  Eriophyllum multicaule D. Myrick 1973-4-7 2199 San Luis Obispo Montana de Oro State Park Comment
  RSA0020950  Eriophyllum pringlei Greg Wilvert 2005-4-2 108 San Luis Obispo Southeast half of the Caliente Range: 4 km W of Caliente Mtn. 1235 Comment
  CAS-BOT-BC301948  Eriophyllum staechadifolium Mrs. R. W. Summers 1886-6-17 464 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC301955  Eriophyllum staechadifolium Ynez Whilton Winblad 1937-6-18 s.n. San Luis Obispo Cambria Comment
  OBI57999  Eriophyllum staechadifolium Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo At W end of stabilized dune ridges just n of Oso Flaco Lake Comment
  OBI28085  Erodium botrys A. Berry/C. Wilson 1982-5-9 40 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of CA Rte 101 on CA Rte 58- Santa Margarita. Site to R of Rd; 50 yds from RR tracks Comment
  OBI14093  Erodium brachycarpum Ernest C. Twisselmann 1954-3-28 942 San Luis Obispo Temblor Range and W San Joaquin Valley 480 Comment
  OBI51212  Erodium cicutarium Jan Barber 1994-5-14 173 San Luis Obispo San Simeon State Park; adj to closed rd between Washburn day-use area and main park rd Comment
  SBBG119178  Erodium cicutarium M. Wetherwax, E. Painter 2000-3-7 CR 1 San Luis Obispo near jct of San Antonio Rd and abandoned part of Bee Rock Rd (across impact area), near SW gate of impact area; Camp Roberts 200 Comment
  RSA0020943  Erodium moschatum Greg Wilvert 2005-4-5 133 San Luis Obispo 1.5 km S of Soda Lake Rd. along Padrones Canyon Rd. 806 Comment
  OBI14105  Erodium moschatum R. R. LaBelle 1967-4-2 22 San Luis Obispo Laguna lake Comment
  OBI5535  Eryngium armatum Sharon Jochums 1974-4-28 174 San Luis Obispo West of Hwy 1 just south of Arroyo de la Cruz Comment
  UCSB51271  Eryngium armatum Ferren, Wayne 1984-4-18 San Luis Obispo Proposed natural preserve, San Simeon State Beach 60 Comment
  OBI66723  Eryngium pendletonense David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29760 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI8965  Eryngium vaseyi Eben McMillan 1952-6-16 154 San Luis Obispo Choice valley road side - 2 mi south 9 mi east of Shandon Comment
  RSA0019334  Erysimum capitatum Greg Wilvert 2005-4-2 104 San Luis Obispo Southeast half of the Caliente Range: 1.2 km SW of Wells Spring. 1036 Comment
  CAS-BOT-BC54483  Erysimum capitatum R. F. Hoover 1949-4-12 7604 San Luis Obispo East edge of Carrizo Plain, east of Simmler. Comment
  OBI33836  Erysimum capitatum var. capitatum Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1082 San Luis Obispo hwy 166, 12.4 mi E of turnoff to Spanish Ranch 518 Comment
  POM264859  Erysimum capitatum var. capitatum Lincoln Constance, A. A. Beetle 1940-3-22 2538 San Luis Obispo Near San Juan Creek, Syncline Hill, 5 miles east of La Panza. 549 Comment
  OBI4258  Erysimum cheiri T. Meek 1971-1-10 San Luis Obispo Ornamental 61 Comment
  CAS-BOT-BC55232  Erysimum suffrutescens Alice Eastwood; John Thomas Howell 1937-4-23 3877 San Luis Obispo Nipomo Mesa. Comment
  OBI59270  Erysimum suffrutescens Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes, over N slope of stabilized dune ridge NW of Oso Flaco Lake Comment
  SBBG30916  Erysimum suffrutescens R. N. Philbrick 1968-6-7 San Luis Obispo N of Oso Flaco Lake Comment
  OBI42315  Erythranthe floribunda David J. Keil 1986-6-7 19637 San Luis Obispo Los Osos. Along Los Osos Crk downstream from end of Calle Cordoniz and on slopes between Calle Cordoniz and the crk bed Comment
  OBI69780  Erythranthe floribunda D. R. Miller 1993-8-21 893 -46 San Luis Obispo Pine Mt Region. In crkway about 70m below 'Camp Spring', in Dustys woods Comment
  CAS-BOT-BC403493  Eschscholzia californica Miles 1890-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  OBI29317  Eschscholzia californica Lou Morton 1981-5-17 s.n. San Luis Obispo In Laguna Lake Park Comment
  SDSU830  Eschscholzia californica D. F. Howe 1960-4-10 2856 San Luis Obispo East of sand dunes south of Morro Bay. Comment
  SEINET6911612  Eschscholzia californica Larry M. Page 1994-3-21 s.n. San Luis Obispo Chorro Creek (Chorro Creek - Pacific Ocean Drive) Mouth, north end of Chorro Reservoir, near east boundary, Camp San Luis Obispo. Comment
  UC410849  Eschscholzia californica Alice Eastwood 1928-5-17 15141 San Luis Obispo along road to Pozo Comment
  RSA201521  Eschscholzia hypecoides Robert F. Hoover 1950-4-2 7784 San Luis Obispo W branch of Fernandez Creek just above La Panza-Creston Rd. Comment
  OBI57076  Eschscholzia lemmonii G. F. Hrusa 1998-3-28 14181 San Luis Obispo Carrizo Plain Natural Area. Above headwaters of Bitterwater Crk. Hills immed. to E of MU ranch and S of elkhorn Grade Rd at S end of Carrizo Plain 3 mi N of hwy 166 intersection 850 Comment
  CAS-BOT-BC76478  Eschscholzia lemmonii R. F. Hoover 1950-4-14 7821 San Luis Obispo Panorama Hills. Comment
  OBI58592  Eschscholzia lemmonii subsp. lemmonii David J. Keil 1998-5-11 27183 San Luis Obispo Caliente Range. 4.6 mi from Soda Lake Rd. along Selby Rd. Comment
  OBI69443  Eschscholzia lemmonii subsp. lemmonii David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30507 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  HSC91571  Eucalyptus cladocalyx Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park. Comment
  OBI79154  Eucalyptus conferruminata David J. Keil 2011-11-5 31150 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach Comment
  OBI78311  Eucalyptus globulus Mrs. Robert F. Hoover 1962-2-2 26 San Luis Obispo Hazard Cyn Comment
  OBI12266  Eucalyptus globulus Betty L. Hoover/Robert F. Hoover 1962-2-2 26 San Luis Obispo Hazard Cyn Comment
  OBI65307  Eucalyptus viminalis Matt Ritter 2006-1-2 37 San Luis Obispo On Broad St. between road and French Hospital Parking Lot Comment
  CDA11482  Eucrypta chrysanthemifolia G. F. Hrusa, K. Phillips, A. Flinck 1995-5-29 12260 San Luis Obispo Black Butte Research Natural Area, Los Padres NF. At entrance 2 in N 1/3 of RNA. Comment
  OBI17761  Eucrypta chrysanthemifolia var. chrysanthemifolia Dave Imper 1977-4-7 98 San Luis Obispo Price Cyn Tarsands Project. Located 1 mi SW of State hwy 227 on Price Cyn Rd Comment
  OBI19542  Eucrypta chrysanthemifolia var. chrysanthemifolia Walter Kent Smith 1971-2-27 9 San Luis Obispo Ormonde Rd 5 mi E of hwy 101, alongside rd Comment
  OBI54452  Eucrypta chrysanthemifolia var. chrysanthemifolia Matthew Arterburn 1997-4-8 44 San Luis Obispo 3.9 mi from Navajo Camp on Navajo Camp rd near Black Mtn, La Panza Range 762 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
  CAS-BOT-BC207075  Euphorbia ocellata R. F. Hoover 1966-9-16 10056 San Luis Obispo 2 mi. S of Creston Comment
  CDA43329  Euphorbia serpillifolia subsp. hirtula David J. Keil 2011-9-1 31096 San Luis Obispo Los Osos. Along Binscarth Road between Nancy Ave. and Pecho Road. Comment
  SBBG34833  Eurybia radulina Mrs. R. W. Summers 1885-7-4 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI29943  Euthamia occidentalis David J. Keil 1977-10-22 s.n. San Luis Obispo 1/4 mi E of jctn with South Bay Blvd along Turri rd Comment
  OBI3202  Festuca arundinacea Larry E. Brown 1970-5-14 1801 San Luis Obispo On the president's lawn on the Cal Poly campus in San Luis Obispo Comment
  SBBG95760  Festuca arundinacea D. Keil with V. L. Holland 1986-6-9 19649 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  CAS-BOT-BC278298  Festuca californica Alice Eastwood; John Thomas Howell 1936-5-7 2259 San Luis Obispo Serrano Canyon near San Luis Obispo Comment
  UCR9400  Festuca microstachys D. H. Wilken 1965-3-27 140 C San Luis Obispo Crocker Grade, W slope of the Temblor Range 915 Comment
  OBI21836  Festuca microstachys Robert F. Hoover 1986-4-24 9346 San Luis Obispo Hill just E of San Juan RIver, La Panza district, Comment
  OBI21846  Festuca microstachys Robert F. Hoover 1949-4-21 7614 San Luis Obispo Just E of San Juan River on road from La Panza to Simmler Comment
  OBI47130  Festuca microstachys LynneDee Oyler 1986-5-3 483 San Luis Obispo Rinconada Mine area off of hwy 58 457 Comment
  OBI3838  Festuca myuros Elizabeth Rudd 1971-4-26 237 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI21880  Festuca octoflora Robert F. Hoover 1964-6-5 8922 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI53104  Festuca octoflora David J. Keil, Kathleen Keil, LynneDee Oyler, and Danielle DeRome 1991-4-6 21502 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  OBI43342  Festuca perennis Eric Wise 1981-7-1 900 San Luis Obispo Oso Flaco Lake Comment
  OBI58968  Festuca rubra David J. Keil 1998-1 27917 San Luis Obispo San Luis Obispo. Catchment basin just E of railroad tracks adjacent to Tank Farm Rd. Comment
  OBI79795  Festuca temulenta David J. Keil, with V. L. Holland 2013-6-12 31797 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  UCR39219  Forestiera pubescens David J. Keil, D. Walters 1980-4-5 13747 San Luis Obispo Hwy 166, c. 28 mi east of Santa Maria & N on Chimineas Ranch Road Comment
  RSA451782  Fragaria californica R. S. Woglum 1940-4-21 2645 San Luis Obispo Cambria Pines and Beach Comment
  OBI10300  Frangula californica subsp. californica Robert F. Hoover 1965-9-7 9522 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI14188  Frankenia salina Robert F. Hoover 1969-7-19 11501 San Luis Obispo south of Pismo Crk near Pismo Beach Comment
  OBI19385  Frankenia salina D. Waive Stager 1972-8-21 44 San Luis Obispo Shark's Inlet, Morro Bay state park sand spit Comment
  OBI58094  Frankenia salina David J. Keil 1998-5-18 27299 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  RSA492656  Fremontodendron californicum C. F. Smith 1988-5-17 12135 San Luis Obispo Along dirt road up north slopes of Pine Mountain, about 1 mile or so below summit. McChesney Wilderness, La Panza Range. Comment
  UC1122083  Fremontodendron californicum subsp. californicum B. Bolt 1936-3-18 635 San Luis Obispo 4 mi se of mouth of Osos Creek 243 Comment
  OBI58814  Fremontodendron californicum subsp. californicum David J. Keil, with Kathleen A. Keil 1998-5-26 27442 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  OBI82488  Fritillaria affinis David J. Keil, with Kathleen Keil 2016-6-26 33284 San Luis Obispo Santa Rita Road between Cayucos and Templeton 350 Comment
  CAS-BOT-BC130273  Fritillaria biflora R. C. Barneby 1954-5-2 11267 San Luis Obispo 16 mi. e. of Cambria 1450 Comment
  RSA304278  Fritillaria biflora James R. Shevock 1972-4-1 1533 San Luis Obispo Old Questa grade 396 Comment
  SBBG110202  Fritillaria biflora C. B. Hardham 1956-2-24 147 San Luis Obispo San Simeon Crk Comment
  SEINET3928378  Fritillaria biflora James Scott Love, Natalie Rossington 2012-2-26 8 San Luis Obispo 1.3 mile north along Stenner Creek Ranch trail.; 0 75 Comment
  OBI76674  Fritillaria biflora var. biflora Jason Dart, Meg Perry 2009-3-30 324 San Luis Obispo Undeveloped lot on Balboa Ave, San Simeon 8 Comment
  OBI8516  Fuchsia hybrida Dan Sheehy 1978-11-22 8 San Luis Obispo E side of English Bldg, Cal Poly, San Luis Obispo Comment
  OBI66848  Galium andrewsii David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29607 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  OBI9953  Galium andrewsii Fred Rush 1957-1 s.n. San Luis Obispo S. Morro Bay Comment
  OBI9954  Galium andrewsii 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
  SBBG104580  Galium andrewsii subsp. andrewsii D. A. Young, F. L. Johnson 1992-6-18 ROB 101 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo 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
  UCD121564  Galium andrewsii subsp. intermedium J. Dilley 1997-5-10 179 San Luis Obispo San Luis Obispo County: Los Padres National Forest, Santa Lucia District. La Panza Campground on Pozo Road, 3 miles E of Pozo Summit. 701 Comment
  OBI51361  Galium californicum subsp. maritimum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .7 San Luis Obispo SW section of San Simeon state park 10 Comment
  CAS-BOT-BC223082  Galium hardhamiae Clare B. Hardham 1969-5-28 17201 San Luis Obispo N.E. slopes of Red Mt., San Simeon Creek Comment
  CAS-BOT-BC223076  Galium hardhamiae David Keil; Rhonda Riggins; Richard A. Pimentel; D. R. Doc Miller 1985-4-27 18669 San Luis Obispo 19.1 miles from California Rte 1 along San Simeon Creek Road, N of Rocky Butte lookout 716 Comment
  CAS-BOT-BC223081  Galium hardhamiae Clare B. Hardham 1958-9-25 3962 San Luis Obispo Santa Lucia Mountains. Cypress Swamp, north east slope of Cypress Mt. Comment
  OBI24989  Galium porrigens David J. Keil 1980-4-26 13915 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI53518  Galium porrigens Arthur W. Hazebrook 1992-5-2 111 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  POM301488  Galium porrigens J. C. Roos 1937-7-4 s.n. San Luis Obispo Lower Cuyama Valley. Comment
  OBI47443  Galium trifidum subsp. columbianum David J. Keil 1984-5-28 s.n. San Luis Obispo S end of Morro Bay W of Sweet Springs Marsh Comment
  UC454527  Garrya elliptica I. J. Condit 1908-2-17 San Luis Obispo Prefumo Canyon Comment
  RSA172259  Garrya veatchii Robert F. Thorne 1963-4-20 31590 San Luis Obispo Approximately two miles northwest from Cuesta Pass along Cuesta Ridge. Comment
  RSA129637  Gastridium phleoides T. M. Hendrix 1939-5-9 1022 San Luis Obispo 1.4 miles NE of Avenales Ranch. 595 Comment
  NY42903  Genista monspessulana J. B. Walker 1995-4-14 1343 San Luis Obispo 1km S of Cambria, along Hwy 1 70 Comment
  OBI79206  Geranium core-core Clare B. Hardham, L. G. Squibb 1960-5-20 5989 San Luis Obispo Santa Lucia Mountains, roadside edges, Cambria Comment
  OBI66063  Geranium dissectum D. R. Miller 1994-3-17 394 -103 San Luis Obispo Pine Mt Region. Along rd at 1st gate, San Simeon Crk drainage 500 Comment
  CDA42271  Gilia achilleifolia subsp. achilleifolia G. F. Hrusa, M. Pitcairn 2015-4-13 18621 San Luis Obispo Caliente Mts., Pipeline Rd., west side of east end of Carrizo Plain. 917 Comment
  RSA0042448  Gilia achilleifolia subsp. achilleifolia LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6374 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
  UC1502537  Gilia achilleifolia subsp. achilleifolia Daniel J. Schoen 1977-4-30 San Luis Obispo Pop. #77010 Population Name: Cerro Alto-1 (campground) Comment
  UC639023  Gilia achilleifolia subsp. achilleifolia Bernard Miossi 1940-3-16 207 San Luis Obispo one mi n San Luis Obispo; n of San Luis Obispo 76 Comment
  UC455637  Gilia achilleifolia subsp. multicaulis California Polytechnic School May 1906 644 San Luis Obispo Poly Canyon , Poly Canyon (S. Luis Obispo) Comment
  UC1583606  Gilia achilleifolia subsp. multicaulis David Keil, V. L. Holland 1986-5-26 19600 San Luis Obispo Oak Shores development on northern shore Nacimiento Lake; northern shore Nacimiento Lake Comment
  UC1123790  Gilia clivorum G. T. Nordstrom 1937-4-14 1074 San Luis Obispo 3.9 mi se Williams Ranch; Adelaida Quad., se of Williams Ranch Comment
  UC1023802  Gilia clivorum R. F. Hoover 1947-4-12 6901 San Luis Obispo Upper Navajo Creek La Panza Range, Upper Navajo Creek Comment
  UC1392665  Gilia clivorum R. F. Hoover 1968-4-16 11023 San Luis Obispo Cuyama River n side river (at Gypsum Canyon bridge); Cuyama River at Gypsum Canyon bridge Comment
  RSA0020942  Gilia latiflora Greg Wilvert 2005-4-5 142 San Luis Obispo 200 m SE of Wells Spring. 959 Comment
  UC2027080  Gilia latiflora subsp. latiflora Greg Wilvert 2005-4-24 317 San Luis Obispo Southeast Half of the Caliente Range: 2 km S of Padrones Springs Comment
  RSA159186  Gilia minor Clare B. Hardham 1961-3-30 6679 San Luis Obispo Hills between San Juan R. and Carissa Plains, west of Simmler. Comment
  SBBG107072  Gilia minor C. B. Hardham 1961-3-30 6682 San Luis Obispo between San Juan and Carissa Plains, W of Simmler, Paso Robles-Simmler Rd Comment
  RSA150763  Gilia minor D. E. Breedlove 1962-3-29 2088 San Luis Obispo western edge of Carizo Plain, 1.7 miles west of north edge of Soda Lake, on Turkey Camp Well Road 655 Comment
  SBBG107073  Gilia minor C. B. Hardham 1960-3-23 5215 San Luis Obispo Recruit Grade, E side of the Temblors Comment
  CAS-BOT-BC225548  Gilia tenuiflora M. M. Miles 188_ (date not completed on label) 49 San Luis Obispo San Luis Obispo Comment
  RSA67531  Gilia tenuiflora P. A. Munz 1951-4-13 16310 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 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
  RSA127013  Gilia tenuiflora subsp. amplifaucalis Benj. Cobb 1907-4-20 s.n. San Luis Obispo Paso Robles. Comment
  UCR70864  Gilia tenuiflora subsp. amplifaucalis L. S. Rose 1948-4-24 48050 San Luis Obispo 3 mi east of Paso Robles 427 Comment
  CAS-BOT-BC226503  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
  SBBG109766  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1961-5-17 7085 San Luis Obispo 4 mi W of Ocean View Mine Comment
  SBBG100878  Githopsis specularioides D. R. Miller 1992-4-28 492 -1 San Luis Obispo Cole Ranch, Pine Mtn 670 Comment
  SBBG123042  Glebionis coronaria D. Keil 2000-6-1 28799 San Luis Obispo jct of Halcyon Rd and Hwy 1, near Arroyo Grande Comment
  UCR134408  Gnaphalium californicum George K. Helmkamp, E. A. Helmkamp 2001-4-29 6568 San Luis Obispo South Coast Range, Irish Hills, Clark Valley Road, 2.8 miles south of Los Osos Valley Road, east of Los Osos 91 Comment
  UCR161100  Gnaphalium californicum George K. Helmkamp, E. A. Helmkamp 2005-6-12 9645 San Luis Obispo South Central Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 6.7 miles east of Santa Margarita 485 Comment
  CDA11573  Gnaphalium canescens subsp. beneolens G. F. Hrusa 1993-5-22 11124 San Luis Obispo Black Butte Research Natural Area, Los Padres NF, along main ridge road, approx. 1/4 m. N of Mt. Lowe. Comment
  POM280681  Gnaphalium chilense Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria Pines. Comment
  JEPS97083  Gnaphalium palustre F. L. Johnson and E. A. Young 1993-5-23 RO 537 San Luis Obispo i km SE of Twin Bridges on Boyscout Road Camp Roberts Comment
  SD71152  Grayia spinosa R. F. Hoover 1952-4-20 8139 San Luis Obispo Low hills near north end of Elkhorn Plain, west base of Temblor Range. Comment
  CAS-BOT-BC305119  Grindelia hirsutula R. F. Hoover 1969-6-23 11395 San Luis Obispo Summit of Cuesta Pass Comment
  RSA130661  Guillenia lasiophylla R. W. Summers 1883-05 s.n. San Luis Obispo [no locality information provided] Comment
  UC54799  Guillenia lasiophylla Mrs. R. W. Summers Jun 1886 San Luis Obispo Comment
  UC1195403  Gutierrezia californica Ernest C. Twisselmann 1957-11-7 4117 San Luis Obispo Elkhorn Plain 731 Comment
  UCR59825  Haplopappus squarrosus George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  SEINET10474706  Haplopappus venetus subsp. vernonioides Mary Susan Taylor, E. Pierce 1977-1-3 Taylor 1295 San Luis Obispo Abundant on coast bluff ca. 20 ft from ocean cliffs, Montana de Oro State Park, ca. 12 mi N of San Luis Obispo. 2 Comment
  CAS-BOT-BC307274  Hazardia squarrosa var. grindelioides Ernest C. Twisselmann 1970-10-31 17566 San Luis Obispo Peachy Canyon, 4.2 miles west of Paso Robles 365 Comment
  CAS-BOT-BC302374  Hazardia squarrosa var. squarrosa R. F. Hoover 1946-8-3 6262 San Luis Obispo Perfumo Canyon, San Luis Range Comment
  CAS-BOT-BC302404  Hazardia stenolepis R. F. Hoover 1947-9-19 7403 San Luis Obispo East of grade below Rinconada Mine Comment
  OBI75121  Hazardia stenolepis Robert F. Hoover 1965-10-6 9713 San Luis Obispo Parkhill district (east of Santa Margarita) Comment
  RSA770190  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
  OBI28804  Hedypnois rhagadioloides Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 748 San Luis Obispo Huasna Rd, near bridge where the Huasna River crosses Comment
  OBI78929  Helenium puberulum David J. Keil 2013-8-22 31923 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  CAS-BOT-BC305758  Helianthus gracilentus David D. Keck 1934-4-26 2833 San Luis Obispo 7.8 mi. W. of La Panza on west side of Pozo Range 670 Comment
  JEPS13600  Helianthus gracilentus Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5250 San Luis Obispo Hwy 178 along grade over La Panza Range 0.7 mi below and w Pozo Summit 754 Comment
  OBI57956  Helianthus gracilentus Austin P. Griffiths, G. F. Hrusa, M. McLeod, T. Gaskin 1984-2-5 s.n. San Luis Obispo South Coast Ranges. At base of roadcut ca. 2/3 way on Frazer Cyn rd E of Pozo on way to Pozo Summit. T30S, R16E, sect 6 BM: M 549 Comment
  RSA123093  Helianthus gracilentus B. Bolt 1936-4-21 674 San Luis Obispo 4 miles N.E. of Mouth of Smith Creek 457 Comment
  UCSB69406  Heliotropium curassavicum Hobson, K.; Pritchett, David 1985-6-23 San Luis Obispo Santa Maria River. Upper SE end of site about 50 feet from dune and riverbed. 6 Comment
  OBI73040  Helminthotheca echioides David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25442 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  CAS-BOT-BC305989  Hemizonia Ernest C. Twisselmann 1954-4-22 1109 San Luis Obispo Cholame Flats 2 miles ne. of Cholame 350 Comment
  UC454312  Hemizonia congesta subsp. luzulifolia unknown 62 San Luis Obispo Comment
  OBI16206  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1946-8-24 6333 San Luis Obispo Near Laguna near San Luis Obispo Comment
  UC771657  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1946-6-22 6179 San Luis Obispo range n of campus California Polytechnic School; San Luis Obispo Comment
  RSA586368  Hemizonia fasciculata F. L. Johnson, E. A. Young 1993-5-25 ROB- 0588 San Luis Obispo 0.5 km N of Bee Rock on E Perimeter Road. Plant Inventory of Camp Roberts and Camp San Luis Obispo. Comment
  RSA94199  Hemizonia increscens F. W. Peirson, Mabel Peirson 1920-7-31 2233 San Luis Obispo Near Morro Bay. Comment
  OBI16140  Hemizonia increscens subsp. foliosa Robert F. Hoover 1946-9-15 6404 San Luis Obispo Pozo Comment
  CDA7806  Hemizonia pentactis E. C. Twisselmann 1962-10-1 7916 San Luis Obispo Tremblor Range & Western San Joaquin Valley: Upper Sonoran grassland. Carrisa Plains School. Comment
  OBI64182  Hesperevax caulescens David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29299 San Luis Obispo Camp Roberts "Bee Rock vernal pools" southeast of junction with perimeter road and Bee Rock Rd. Vicinity of 36 deg. 46.381' x 120 deg. 47.138' W Comment
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May 1 2015
  OBI33009  Hesperocnide tenella David J. Keil 1983-4-23 17939 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI52061  Hesperocyparis macrocarpa Larry Kelly, David J. Keil, V. L. Holland, and LynnDee Oyler 1990-4-12 399 San Luis Obispo Pismo marsh between Pismo state beach campground and Grand Ave Comment
  SBBG35112  Hesperocyparis sargentii K. K. Muller 1956-11-7 San Luis Obispo Cypress Mtn, W of Paso Robles 822 Comment
  SD82840  Hesperocyparis sargentii E. R. Blakley 1965-5-8 6550 San Luis Obispo about 2.5 miles northwest of Highway #101 at the Cuesta Summit 669 Comment
  SBBG108398  Hesperolinon micranthum C. B. Hardham 1968-5-31 3459 San Luis Obispo Peachy Cyn, Paso Robles city limits Comment
  SBBG119646  Hesperomecon linearis E. Painter, M. Wetherwax 2001-4-17 CR 201 San Luis Obispo jct of boundary rd and rd to top of palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts 252 Comment
  SD264780  Heteranthemis viscidihirta David Keil 2017-4-30 34599 San Luis Obispo Highway 1 south of Arroyo Grande. Cleared field. 45 Comment
  UCR140092  Heteranthemis viscidihirta George K. Helmkamp 2004-4-1 8410 San Luis Obispo Central Coast, Nipomo Mesa; Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi south of Halcyon Rd. 76 Comment
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Jul 6 2012
  OBI10132  Heteromeles arbutifolia Dianne Storch 1960-2-18 23 San Luis Obispo Comment
  OBI27041  Heteromeles arbutifolia James Courtney 1980-12-20 18 San Luis Obispo Pennington Crk Bio reserve, W of San Luis Obispo Comment
  OBI39958  Heteromeles arbutifolia David J. Keil, Eric Wise 1983-8-30 17921 San Luis Obispo Black Lake cyn, S of Arroyo Grande Comment
  OBI31114  Heterotheca grandiflora Julie M. Vanderwier 1979-8-15 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI5408  Heterotheca grandiflora Robert J. Rodin 1956-5-29 6082 San Luis Obispo At S end of Morro Bay Comment
  OBI65192  Heterotheca sessiliflora Greg Wilvert 2005-7-20 496 San Luis Obispo SE Half of the Caliente Range. 1.1 km NW of Semper Spring 927 Comment
  CAS-BOT-BC311318  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1952-8-3 536 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon (Twisselmann Ranch field) 609 Comment
  UC1392770  Hieracium argutum R. F. Hoover 1969-7-17 11475 San Luis Obispo just w Cuesta Pass summit (on sandstone hill) Comment
  CAS-BOT-BC55422  Hirschfeldia incana Ernest C. Twisselmann 1954-7-2 1417 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Jackson Place. 2 miles south of Grant's Lake, eastern SLO county. 533 Comment
  CDA27099  Hoita orbicularis T. C. Fuller 1962-7-19 9245 San Luis Obispo South side of Los Osos Valley Road, 0.5 mile west of Highway 101 freeway, ca. 3 miles southeast of San Luis Obispo. 0 Comment
  CAS-BOT-BC412717  Hollisteria lanata Ernest C. Twisselmann 1954-6-3 1315 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass: 7 miles south of Cholame 670 Comment
  OBI16041  Holocarpha virgata subsp. virgata Robert F. Hoover 1969-8-12 11541 San Luis Obispo 12 mi NW of Paso Robles on rd to Nacimiento Dam Comment
  CDA19997  Holodiscus discolor J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 670 Comment
  OBI29828  Hordeum brachyantherum subsp. californicum Ruth Davis 1964-5-29 128 San Luis Obispo Cal Poly Campus, Poly Canyon, San Luis Obispo Comment
  JEPS70212  Hordeum brachyantherum subsp. californicum Robert J. Rodin 1970-5-5 8390 San Luis Obispo Camp San Luis Obispo, Nature Preserve 15 Comment
  CAS-BOT-BC284700  Hordeum jubatum Ira L. Wiggins 1929-5-21 3712 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  UC1132502  Hordeum jubatum C. A. Graham 1939-5-17 566 San Luis Obispo 1 mi ne Taylor Well; Branch Mountain Quad. Comment
  OBI34328  Hordeum murinum David J. Keil, Eric Wise 1983-8-30 17923 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  SBBG94014  Hordeum murinum subsp. leporinum S. A. Junak 1990-4-17 4158 San Luis Obispo just N of USFS Rd 29S11.3 along E side of KSBY TV towers, E end of Cuesta Ridge Botanical Area, ca. 2.6 mi W of US Hwy 101 716 Comment
  OBI21932  Hordeum vulgare S. A. Karlin 1966-3-21 s.n. San Luis Obispo Field on Sherman Way 213 Comment
  SBBG118635  Horkelia cuneata var. cuneata M. Wetherwax, E. Painter 2003-5-1 SLO 313 San Luis Obispo NW side of Cerro Romualdo; Camp San Luis Obispo 200 Comment
  CAS-BOT-BC537144  Horkelia cuneata var. cuneata Alice Eastwood 1927-7-29 14967 San Luis Obispo Morro Sands Comment
  CAS-BOT-BC143917  Horkelia cuneata var. sericea R. F. Hoover 1967-5-6 10544 San Luis Obispo At Jack Lake Comment
  UCSB57212  Horkelia cuneata var. sericea Ryan, P.; Callaway, R. 1987-4-30 San Luis Obispo Santa Margarita Ranch, 1/2 mile south of Santa Margarita cemetery on opposite side of Hwy. 58 347 Comment
  OBI58278  Hosackia gracilis Austin P. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Along S ridge of Arroyo de la Cruz Comment
  OBI37380  Hydrocotyle ranunculoides Eric Wise 1981-6-29 801 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI13999  Hypericum anagalloides Robert F. Hoover 1947-5-23 7176 San Luis Obispo Near Sunnyside School, Los Osos valley Comment
  UCR134695  Hypochaeris radicata George K. Helmkamp 2003-9-10 8140 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI79140  Iris pseudacorus David J. Keil 2011-11-9 31175 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Lagoon at mouth of Arroyo Grande Creek 4 Comment
  SEINET9352381  Isocoma acradenia Unknown 2000-9-30 15698 San Luis Obispo Carrizo Plain Natural Area Comment
  OBI65213  Isocoma acradenia var. bracteosa Greg Wilvert, Cedrick Villasenor and Ben Carter 2005-9-15 521 San Luis Obispo SE half of the Caliente Range; 0.9 km N of Semper Spring. 824 Comment
  UC1321278  Isocoma menziesii var. vernonioides R. F. Hoover 1966-9-12 9990 San Luis Obispo just n Santa Maria River (near Santa Maria) Comment
  CAS-BOT-BC61900  Isoetes nuttallii Clare B. Hardham 1959-4-12 4228 San Luis Obispo Cambria Comment
  CAS-BOT-BC340131  Jaumea carnosa R. F. Hoover 1947-10-11 7407 San Luis Obispo Near Piedras Blancas Point Comment
  OBI4192  Jaumea carnosa Robert F. Hoover 1965-10-1 9703 San Luis Obispo Cuesta by the Sea, S shore of Morro Bay Comment
  OBI6141  Jaumea carnosa D. Waive Stager 1972-8-21 37 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park]; above high tide line of Shark's Inlet Comment
  OBI43280  Juncus acutus subsp. leopoldii Eric Wise 1981-5-14 312 San Luis Obispo Sweet Springs marsh. NW of 4th & Ramona, Los osos Comment
  OBI30654  Juncus amuricus David J. Keil 1981-5-19 14747 San Luis Obispo Indian Knob Comment
  OBI80666  Juncus bufonius var. bufonius David J. Keil 1992-1 22971 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 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
  UCR131355  Juncus bufonius var. bufonius George K. Helmkamp, E. A. Helmkamp 1999-5-22 4921 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  UC1950383  Juncus macrophyllus Barbara Ertter 1989-6-10 8573 San Luis Obispo E side Black Mt ca 20 airmiles ENE of San Luis Obispo, Hunter Spring at head of Fernandez Creek just below Friis Campground; La Panza Range Comment
  OBI78988  Juncus occidentalis David J. Keil 2013-8-22 31946 San Luis Obispo Morro Bay State Park. Turtle Rock trail (Morro Creek Road) on northern side of Cerro Cabrillo 20 Comment
  CAS-BOT-BC81064  Juniperus californica Ira Wiggins 1932-3-21 5829 San Luis Obispo Grade at west end of Carisa Plains on road to Santa Margarita Comment
  OBI9287  Keckiella cordifolia Harry Smith 1955-6-6 s.n. San Luis Obispo Cal poly campus Comment
  UC1280835  Keckiella cordifolia H. E. McMinn 1938-6-22 5225 San Luis Obispo 11.5 mi e Pozo (w slope of Pozo Mountains); Pozo Mountains Comment
  UCD123787  Keckiella cordifolia Austin Griffiths Jr.; Patricia L. Griffiths 1966-7-25 5073 b San Luis Obispo San Luis Obispo County: ca. 1.5 miles south of Oceano. Comment
  OBI75223  Kickxia elatine David J. Keil 2011-9-3 31097 San Luis Obispo Cambria. Near post office at end of Bridge street 14 Comment
  OBI54313  Kickxia elatine David J. Keil 1996-6-25 25917 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo Comment
  OBI21942  Koeleria macrantha Robert D. Page 1962-5-5 96 San Luis Obispo About 4 mi up Chorro Crk cyn, Cal Poly campus Comment
  CAS-BOT-BC341608  Lagophylla ramosissima Ernest C. Twisselmann 1967-8-11 13551 San Luis Obispo Mountain Springs Canyon, 2 miles west of Paso Robles 548 Comment
  OBI3690  Lagunaria patersonia Mary Kidd 1970-10-8 121 San Luis Obispo Near W end B-wing Sci bldg. Campus Calif State Polytechnic College Comment
  CHSC118617  Lamarckia aurea Richard R. Halse 2016-3-22 9666 San Luis Obispo Along State Hwy. 1 at its junction with Via Concha south of Oceano. 20 Comment
  UCD63300  Lamarckia aurea R. N. Raynor 1938-7-4 San Luis Obispo San Luis Obispo County: Garden near Nipomo. Comment
  UCD63324  Lamarckia aurea Robert F. Thorne; P. Everett 1963-4-29 31600 San Luis Obispo San Luis Obispo County: ca. 2 miles SE of Cuesta Summit. Comment
  OBI44833  Lamium amplexicaule David J. Keil 1985-3-31 18506 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and hwy 229 Comment
  CAS-BOT-BC412779  Lastarriaea coriacea R. F. Hoover 1967-5-6 10548 San Luis Obispo At Jack Lake Comment
  OBI5383  Lastarriaea coriacea Robert J. Rodin 1956-5-20 6059 San Luis Obispo S end of Morro Bay Comment
  OBI70530  Lastarriaea coriacea G. F. Hrusa 2005-3-31 16397 San Luis Obispo Carrizo Plain, At base of Caliente Mts, immed W of Swain Ridge 747 Comment
  CAS-BOT-BC334595  Lasthenia californica G. K. Helmkamp; E. A. Helmkamp 1997-3-8 1403 B San Luis Obispo Carrizo Plain, 15.6 miles northwest of CA-166 on Soda Lake Road 731 Comment
  CAS-BOT-BC339031  Lasthenia californica R. F. Hoover 1948-5-14 7526 San Luis Obispo South of mouth of Isley Creek Comment
  CAS-BOT-BC339032  Lasthenia californica R. F. Hoover 1948-5-14 7526 San Luis Obispo South of mouth of Isley Creek Comment
  HSC5144  Lasthenia californica D. A. Shally 1965-4-13 16 San Luis Obispo Avenal Cattle Association land, near 'The Pines'. Ca. 16 mi. S of Shandon Comment
  UCSC009185  Lasthenia californica Randall Morgan 2015-4-20 6759 San Luis Obispo Arroyo de la Cruz Comment
  UC1357620  Lasthenia ferrisiae R. F. Hoover 1966-3-30 9767 San Luis Obispo s Soda Lake; Carrizo Plain Comment
  UCR39012  Lasthenia ferrisiae David J. Keil, D. Walters 1980-4-10 13767 San Luis Obispo Inner South Coast Range, E end of Soda Lake Road, 0.2-1 mi on dirt rd. c. 3.5 mi south of Hwy 58 Comment
  JEPS18130  Lasthenia ferrisiae Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5562 San Luis Obispo in triangular field formed by junction of U.S. 466 and Calif. 41; Cholame Valley 350 Comment
  UC1363775  Lasthenia ferrisiae Robert Ornduff 1958-4-3 4862 San Luis Obispo 3.3 mi s Simmler (on e side of road to Simmler); Carrizo Plain Comment
  RSA760731  Lasthenia glaberrima David J. Keil 2002-4-4 29788 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. 299 Comment
  CAS-BOT-BC355493  Lasthenia glaberrima R. F. Hoover 1964-5-11 8755 San Luis Obispo 4 miles SE of Manta Margarita Comment
  RSA165566  Lasthenia glaberrima Clare B. Hardham 1963-6-5 10733 San Luis Obispo Bryson. [County: could be Monterey, but label states SLO.] Comment
  OBI75847  Lasthenia gracilis Al Lindholm 1971-4-11 174 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. N slope of Geode Mtn, halfway to rd in open meadow from "dry lake" pond 520 Comment
  UC1118964  Lasthenia gracilis D. Axelrod 1935-3-31 215 San Luis Obispo 8 mi ese Cuyama Ranch; Santa Ynez Quad. Comment
  UC1285409  Lasthenia gracilis R. F. Hoover 1947-4-18 6967 San Luis Obispo near Piedras Blancas Point (at edge of beach) Comment
  POM288358  Lasthenia gracilis Lyman Benson 1937-4-4 8092 San Luis Obispo East of Simmler, Carissa Plains; Temblor Mt. range; Carissa Plains watershed. 457 Comment
  UC524094  Lasthenia gracilis Ira L. Wiggins 1932-3-20 5787 San Luis Obispo hillsides in immediate vicinity of Cholame Comment
  SBBG81998  Lasthenia microglossa C. F. Smith 1950-4-30 2716 San Luis Obispo half way down N slope of Temblor Grade between Simmler and McKittrick Comment
  UC1119001  Lasthenia minor N. H. French 1937-3-9 883 San Luis Obispo Carrizo Plains McKittrick Quad., Carrizo Plains 591 Comment
  CAS-BOT-BC370863  Lasthenia minor Ernest C. Twisselmann 1958-4-8 4218 San Luis Obispo San Andreas Fault at the summit of Palo Prieta Canyon 701 Comment
  SEINET3928281  Lathyrus vestitus var. vestitus Daniel Hernandez 2012-2-9 3 San Luis Obispo Located 2 miles up East Cuesta Ridge from highway 101.; 0 550 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
  OBI15875  Layia gaillardioides Robert F. Hoover 1958-4-23 8462 San Luis Obispo Old Crk, S fork, above Cayucos Comment
  CAS-BOT-BC321610  Layia glandulosa Clare B. Hardham 1956-5-11 653 San Luis Obispo Sandy River bed of Huerhuero near Genesco School Comment
  CAS-BOT-BC321636  Layia glandulosa R. F. Hoover 1948-4-17 7480 San Luis Obispo Commatti Canyon Comment
  CAS-BOT-BC321673  Layia glandulosa Roxana S. Ferris 1929-4-15 7620 San Luis Obispo Between Guadalupe and Caolender Comment
  RSA302635  Layia glandulosa subsp. glandulosa J. R. Shevock 1972-4-1 1513 San Luis Obispo Shell Creek, Temblor. 46 Comment
  OBI46284  Layia hieracioides David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18089 San Luis Obispo Nipomo Mesa. Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake Rd, 3.6 mi from jctn with State hwy 1 Comment
  RSA130637  Layia jonesii R. W. Summers 1890-4-9 s.n. San Luis Obispo Above spring, Chaldedo(?) hill Comment
  POM223423  Layia munzii D. D. Keck, Jens Clausen 1935-4-10 3155 San Luis Obispo East side of Soda Lake, Carrizo Plains. 598 Comment
  UC1753622  Layia munzii David Keil with Kathleen Keil 1992-4-11 22791 San Luis Obispo Belmont Trail ca. 2 mi E of Soda Lake Road at int. with small cross road California Valley, Carissa Plain Comment
  CAS-BOT-BC327616  Layia munzii David D. Keck; J. Clausen 1935-4-9 3097 San Luis Obispo Cholame Creek at Cholame 365 Comment
  CAS-BOT-BC327645  Layia munzii Ernest C. Twisselmann 1954-4-22 1110 San Luis Obispo Cholame Flats, 2 mi NE of Cholame 350 Comment
  CAS-BOT-BC327668  Layia munzii Ira L. Wiggins 1932-3-20 5784 San Luis Obispo Hillsides in immediate vicinity of Cholame Comment
  OBI20179  Layia munzii David J. Keil 1979-4-8 13036 San Luis Obispo 2 mi S of Calif Valley along Soda Lake Rd 579 Comment
  OBI28820  Layia munzii Melissa Luckow, With CNPS 1981-4-18 678 San Luis Obispo Just S of Soda Lake Comment
  OBI81151  Layia munzii Jason Dart 2010-4-26 374 San Luis Obispo Northern Carrizo Plain 617 Comment
  OBI76603  Layia platyglossa Michael Walgren 2012-4-19 270 San Luis Obispo Immediately W of the crest on Hwy One at Cayucos, between hwy One and Whale Rock Reservoir Comment
  OBI81337  Layia platyglossa David J. Keil, Janet Haden 1988-5-24 20689 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
  SBBG30796  Layia platyglossa C. B. Hardham 1967-3-3 14328 San Luis Obispo Diablo Cyn Comment
  UC1069776  Layia platyglossa W. A. Peterson 1937-4-14 674 San Luis Obispo 4 mi n of source Cedar Creek; La Panza Quad. Comment
  RSA318278B  Lemna gibba Wayne P. Armstrong 1984-7-8 1206 San Luis Obispo Oso Flaco Lake-- north shore 5 Comment
  SBBG130692  Lemna gibba D. J. Keil, M. Walgren 2012-9-8 31525 San Luis Obispo Harmony Headlands State Park, S of Cambria, W of California Hwy 1 1 Comment
  OBI38525  Lemna gibba Eric Wise 1981-8-7 1043 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  OBI38515  Lemna minor Eric Wise 1981-6-27 752 a San Luis Obispo Alamo Crk, near Twitchell Res Comment
  OBI38509  Lemna minuta Eric Wise 1981-9-29 1284 San Luis Obispo Black Lake Cyn. At hwy 1 Comment
  SBBG130693  Lemna minuta D. J. Keil, M. Walgren 2012-9-8 31526 San Luis Obispo Harmony Headlands State Park, S of Cambria, W of California Hwy 1 1 Comment
  UC52336  Lepechinia calycina Mrs. R. W. Summers 1882-6-8 665 San Luis Obispo Santa Margarita Hills Comment
  CAS-BOT-BC88904  Lepidium densiflorum var. densiflorum Ernest C. Twisselmann 1962-7-16 7429 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dortothy Twisselmann Ranch, eastern SLO county. 670 Comment
  CAS-BOT-BC89014  Lepidium dictyotum Ernest C. Twisselmann 1955-4-26 1904 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 609 Comment
  CAS-BOT-BC89023  Lepidium dictyotum R. F. Hoover 1966-3-30 9755 San Luis Obispo 1 mile south of Simmler, Carrizo Plain. Just north of California Valley Headquarters. Comment
  CAS-BOT-BC89207  Lepidium draba R. F. Hoover 1948-5-15 7528 San Luis Obispo Morro Bay Town. Comment
  OBI15124  Lepidium draba Robert F. Hoover 1948-5-15 7528 San Luis Obispo Morro bay town Comment
  UCSB39937  Lepidium draba Shaw, J. 1982-7-1 San Luis Obispo Along Perfumo Canyon Road; one mile south of Los Osos Valley Road in San Luis Obispo 60 Comment
  OBI15001  Lepidium jaredii Robert F. Hoover 1958-3-19 8419 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  UC856462  Lepidium jaredii Alice Eastwood and John Thomas Howell 1937-4-26 4116 San Luis Obispo near Soda Lake; Carrizo Plain Comment
  CAS-BOT-BC89497  Lepidium jaredii Ernest C. Twisselmann 1955-3-22 1743 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southeast shore of Soda Lake, Carissa Plains. 579 Comment
  JEPS53688  Lepidium nitidum W. L. Jepson 1932-4-2 16200 San Luis Obispo Palo Prieto Pass Comment
  OBI53066  Lepidium nitidum David J. Keil 1995-5-23 25207 San Luis Obispo San Luis Range. San Luis Bay estates. Area proposed for housing development Comment
  UC524057  Lepidium nitidum Ira L. Wiggins 1932-3-20 5779 San Luis Obispo immediate vicinity Cholame Comment
  CAS-BOT-BC328027  Lepidospartum squamatum R. F. Hoover 1966-10-1 10103 San Luis Obispo Lower Lopez Canyon Comment
  CAS-BOT-BC272419  Leptochloa fusca subsp. uninervia Ernest C. Twisselmann 1968-10-21 15039 San Luis Obispo Paso Robles, Salinas River just north of the Highway 46 bridge 181 Comment
  UC572328  Leptodactylon californicum W. A. Peterson 1937-4-30 779 San Luis Obispo 3/4 mi nw mouth of Anderson Creek; La Panza Quad., nw of mouth of Anderson Creek 533 Comment
  UC908684  Leptodactylon californicum Herbert L. Mason 1923-6-21 527 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC94924  Leptodactylon californicum R. C. Wenk 2007-4-7 589 San Luis Obispo Along Highway 58, 6 miles E of Highway 101, about 2.8 mi. E of Pozo road turnoff 365 Comment
  POM203690  Leptosiphon androsaceus I. L. Wiggins 1932-3-24 5839 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles. Comment
  OBI45636  Leptosiphon grandiflorus Malcolm McLeod 1987-7-8 1392 San Luis Obispo Upper end of the Bee Canyon, west of Corbett. In sandy soil. Comment
  CAS-BOT-BC300521  Leptosiphon liniflorus L. Gershenson 1980-4-19 13 San Luis Obispo Stoney Valley, on Nacimiento Rd. 7.5 miles east of Ponderosa Camp 350 Comment
  CAS-BOT-BC300522  Leptosiphon liniflorus L. Gershenson 1980-4-19 16 San Luis Obispo La Panza inner coast range. Navajo Rd. 1 mile south on Hwy 58 579 Comment
  RSA43311  Leptosiphon liniflorus J. T. Howell 1948-6-15 24373 San Luis Obispo San Juan River Valley. 366 Comment
  RSA778171  Leptosiphon parviflorus David J. Keil 1988-3-19 20399 San Luis Obispo Froom Ranch, SW of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, SW of San Luis Obispo city limits. 30 Comment
  OBI11356  Leptosiphon parviflorus R. F. Hoover 1958-4-11 8449 San Luis Obispo Atascadero-Creston road Comment
  SD249149  Leptosyne calliopsidea David Keil, Rhonda Riggins, Richard Pimental, Melissa Luckow and Larry Kelly 1988-3-18 20389 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmler-Soda Lake Road. 640 Comment
  OBI16684  Leptosyne calliopsidea Robert F. Hoover 1949-4-2 7568 San Luis Obispo Cholame Valley, at foot of Cottonwood Pass grade Comment
  OBI75166  Leptosyne douglasii David J. Keil, with Matt Ritter, Jenn Yost, Taylor Crow 2011-3-15 30976 San Luis Obispo Western slope of Santa Lucia Mountains. San Luis Obispo Open Space Trail, Reservoir Canyon to Bowden Ranch. Lower Reservoir Canyon 150 Comment
  CDA16071  Lessingia filaginifolia G. F. Hrusa, G. Butterworth 2000-9-3 15705 San Luis Obispo Carrizo Plain; Saucito House area, Bromley Pasture. to Saucito Rocks. 0 Comment
  SEINET3929524  Lessingia glandulifera var. glandulifera David Keil 1986-9-27 19773 San Luis Obispo Ca. 1/2 mile E of Pine Canyon Forest Station along California 166. Slopes around dry bed of Cuyama River.; 0 Comment
  UC1563658  Lessingia pectinata var. pectinata Barbara Ertter 1989-5-23 8487 San Luis Obispo ca 4 air mi s Oceano (at bend in Hwy 1, just across railroad tracks from parking area); Unical Oil Refinery Comment
  RSA0008540  Lessingia pectinata var. pectinata Barbara Ertter 1989-5-23 8487 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
  SBBG61070  Lessingia pectinata var. tenuipes C. B. Hardham 1956-10-14 1456 San Luis Obispo Santa Lucia Ranch Comment
  UC1979357  Lessingia tenuis David Keil with Kathleen Keil 1998-6-13 27817 San Luis Obispo La Panza Mountains. Vicinity of Shell Creek, 0.5 miles from junction of Shell Creek Road and Highway 58. Comment
  OBI43661  Leucojum aestivum Eric Wise 1983-3-6 1673 San Luis Obispo Atascadero lake Comment
  UCD87734  Leymus triticoides A. A. Rowe 1923-10-12 s.n. San Luis Obispo San Luis Obispo County: Paso Robles. Comment
  OBI6651  Lilium pardalinum Greg Hassen 1975-7-15 30 San Luis Obispo Poly Cyn [Calif Polytechnic State Univ]. Comment
  POM137444  Limnanthes douglasii subsp. nivea R. W. Summers 1886-4-21 8813 San Luis Obispo Santa Margarita Valley. Comment
  UCSC004738  Limnanthes douglasii subsp. nivea Randall Morgan 2006-5-21 4604 San Luis Obispo Santa Margarita Comment
  RSA409967  Limonium californicum D. W. Taylor 1970-6-22 T 70 -116 San Luis Obispo South end of Morro Bay; 800'W, 2600'N. Comment
  SD75740  Limonium californicum D. W. Taylor 1970-6-22 T 70 116 San Luis Obispo South end of Morro Bay. 244 Comment
  UCR40836  Limosella aquatica E. A. Wise 1982-5-17 1493 San Luis Obispo Sinton Middle Pond on Shell Creek Road. 8 mi north of Hwy 58 363 Comment
  OBI11399  Linanthus bigelovii subsp. johnsonii Robert F. Hoover 1952-4-20 8146 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  RSA523346  Linanthus californicus Gordon H. True Jr. 1937-4-25 677 San Luis Obispo Pozo 457 Comment
  JEPS58376  Linanthus dichotomus W. L. Jepson 1927-4-26 12020 San Luis Obispo n end Carrizo Plain (se San Luis Obispo County) 701 Comment
  UCSB12661  Linanthus dichotomus Breedlove, Dennis 1962-3-29 San Luis Obispo In rolling hills at the western edge of the Carrizo Plain, about 6 miles south by southwest of Simmler 701 Comment
  OBI40085  Linanthus dichotomus subsp. dichotomus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18637 San Luis Obispo 19.5 miles from California Rte 1 along San Simeon Creek Road, N of Rocky Butte lookout at locked gate. 732 Comment
  RSA680184  Linaria canadensis Scott D. White, Ken McDonald 2001-5-9 8467 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UC716216  Linum lewisii Roxana S. Ferris 1939-5-23 9754 San Luis Obispo about 4 mi e of Templeton 426 Comment
  OBI75502  Lithophragma cymbalaria Jenner Whitt 2003-4-14 56 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 Comment
  PASA2235  Lithophragma heterophyllum Stason 1930-4-14 San Luis Obispo Near Templeton Comment
  OBI16464  Logfia filaginoides Robert F. Hoover 1967-5-5 10523 San Luis Obispo Ridge NW of Cuesta Pass Comment
  RSA0036673  Logfia gallica LeRoy Gross, Evan Meyer 2014-4-15 6239 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  CAS-BOT-BC342368  Logfia gallica John Thomas Howell 1964-6-29 40743 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  RSA0045094  Lomatium californicum LeRoy Gross, Marcel Beffort 2014-5-14 6467 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  UCR67888  Lomatium californicum R. J. Rodin 1962-5-10 6880 San Luis Obispo Central Coast, About 3 mi south of Hwy 101 on Cuesta Summit Rd. on road maintained by the Forest Service and Telephone Company Comment
  UC639013  Lomatium caruifolium Bernard Miossi 1940-3-17 212 San Luis Obispo 1 mi N of San Luis Obispo (hill) 60 Comment
  OBI27154  Lomatium dasycarpum B. W. & T. W., T. W. 1967-3-25 San Luis Obispo Prefumo Cyn Comment
  RSA18223  Lomatium dasycarpum subsp. dasycarpum C. B. Wolf 1929-4-16 3627 San Luis Obispo 6 miles north of Morro Bay Comment
  SBBG24890  Lomatium dasycarpum subsp. dasycarpum R. N. Philbrick 1965-1-29 B 6563 San Luis Obispo San Bernardo Cyn Comment
  UC372890  Lomatium dasycarpum subsp. dasycarpum Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  RSA67541  Lomatium dasycarpum subsp. dasycarpum P. A. Munz 1951-4-13 16308 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 Comment
  OBI8918  Lomatium macrocarpum Robert F. Hoover 1947-4-20 6981 San Luis Obispo Near El Dorada school (N of Pozo) Comment
  SBBG104310  Lomatium utriculatum F. L. Johnson Proctor 1993-2-20 ROB 155 San Luis Obispo ca. 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG20289  Lomatium utriculatum E. R. Chandler 1963-5-4 1029 San Luis Obispo ca. 1 mi E of Paso Robles near Hwy 466 Comment
  UC1123072  Lomatium utriculatum P. L. Johannsen 1937-4-10 1023 San Luis Obispo 1 3/4 mi. n. Spanish Ranch (Plot 244); McKittrick Quad. Comment
  OBI81532  Lomatium utriculatum Tracey Call, Viola Call 1963-6-2 2193 San Luis Obispo In loamy gully 2 miles south of Atascadero Comment
  UCR67872  Lonicera interrupta David J. Keil, V. L. Holland 1986-5-26 19583 San Luis Obispo Oak Shores Development on northern shore of Nacimiento Lake. 290 Comment
  CAS-BOT-BC243950  Lonicera involucrata var. ledebourii R. F. Hoover 1964-8-14 9247 San Luis Obispo Jack Lake Comment
  SBBG109636  Lotus C. B. Hardham 1969-2-11 14309 a San Luis Obispo Diablo Cyn Comment
  OBI26518  Lotus corniculatus Sharon Busch 1979-7-5 2 San Luis Obispo Los Osos; edge of vacant lot on the corner of Los Olivos and So. Bay Blvd Comment
  OBI72529  Lotus corniculatus E. L. Painter & M. Wetherwax, David J. Keil, K. Downing, J. Olson 2000-5-16 CR- 80 San Luis Obispo Camp Roberts, Nacimiento River, up stream from Twin Bridges, along S side of the river. UTMs NAD 27: zone 10, 694356E, 3960199N 180 Comment
  UC126753  Lotus heermannii Mrs. R. W. Summers San Luis Obispo 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
  UC1129027  Lotus purshianus var. purshianus T. M. Hendrix 1937-6-1 236 San Luis Obispo 2.6 mi ne Navajo; Pozo Quad. 563 Comment
  RSA0020757  Lotus salsuginosus Greg Wilvert 2005-4-17 279 San Luis Obispo S end of Quail Canyon. 761 Comment
  POM97523  Lotus scoparius P. A. Munz 1926-4-9 10229 San Luis Obispo Morro Comment
  RSA90318  Lotus scoparius F. W. Peirson 1920-7-29 4087 San Luis Obispo 1 mile south of Pismo Beach. Comment
  UC1129175  Lotus strigosus G. T. Nordstrom 1937-4-6 1050 San Luis Obispo 3.8 mi n Chimney Rock; Adelaida Quad. 213 Comment
  SBBG107375  Lupinus C. B. Hardham 1963-4-8 10602 San Luis Obispo W edge of Chimney Rock Ranch, North Rd to Adelaida Comment
  OBI25453  Lupinus albifrons David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 13993 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
  OBI80692  Lupinus albifrons Brent Huston, William Samson, Kyle Vennel 2015-3-3 7 San Luis Obispo Campus of California Polytechnic State University, on the Poly Canyon Trail to Architecture Graveyard. 119 Comment
  OBI83506  Lupinus albifrons Ashley Ladin, Grace Van Kirk, Kayli Oku, Alex 2017-2-10 1 San Luis Obispo West Cuesta Ridge near Highway 101, up paved road 487 Comment
  SBBG112722  Lupinus albifrons D. Keil 1981-4-9 14297 San Luis Obispo 0.6 mi W of jct of rd to Cholame along State Hwy 58 Comment
  UC1129271  Lupinus albifrons R. St. John 1933-4-3 362 San Luis Obispo Tierra Redonda Mt.; Bradley Quad., Tierra Redonda Mt. Comment
  UC864973  Lupinus albifrons Ynez Winblad 1936-4-16 San Luis Obispo Morro Bay Comment
  CDA27359  Lupinus albifrons T. C. Fuller 1962-7-18 9233 San Luis Obispo Head of small canyon west off See Canyon on road to Coon Creek, 5 miles northwest of road junction, at mouth of See Canyon, ca. 8 miles southwest of San Luis Obispo. 0 Comment
  OBI43706  Lupinus albifrons Rhonda Riggins 1982-5-9 1393 San Luis Obispo W edge of Cypress Mtn, 7 mi NE Santa Rosa Creek rd Comment
  SEINET11071666 Image available Lupinus albifrons Ira L. Wiggins 1932-3-20 5791 San Luis Obispo east end of Cholome Valley San Luis Obispo County Comment
  UCD105987  Lupinus albifrons P. B. Kennedy 1929-4-19 s.n. San Luis Obispo San Luis Obispo County: 7.7 miles from Morro, on Morro to Atascadero Road. Comment
  RSA407002  Lupinus albifrons var. albifrons Lester Rowntree 1929-7-9 1925 San Luis Obispo Above San Simeon. Comment
  CAS-BOT-BC195779  Lupinus albifrons var. albifrons Alice Eastwood 1927-4-8 14369 San Luis Obispo Cavidas (Miossi ranch) Comment
  POM96543  Lupinus albifrons var. albifrons P. A. Munz 1926-4-8 10130 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC196420  Lupinus arboreus R. F. Hoover 1964-6-11 9039 San Luis Obispo Just south of Hazard Canyon Comment
  OBI19308  Lupinus arboreus Robert F. Hoover 1964-6-6 8965 San Luis Obispo Los Osos Comment
  SD39030  Lupinus arboreus Edith A. Purer 1932-8-28 4859 San Luis Obispo Ocean, stabilized dunes Comment
  SEINET10488454  Lupinus arboreus Marcus E. Jones 1882-5-6 Jones 3236 San Luis Obispo San Luis Obispo. Comment
  RSA125210  Lupinus arboreus var. arboreus P. A. Munz 1957-5-17 22592 San Luis Obispo Peninsula west of Morro Bay. Comment
  RSA0060735  Lupinus bicolor Daisie Huang 2006-4-13 06041336 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SEINET7063193 Image available Lupinus bicolor A. G. Vestal 1963-5-15 s.n. San Luis Obispo About 1.2 miles northwest of Estrella on the Estrella Road. UTM Zone 10, 714706mE, 3955243mN. (WGS84/NAD83). 233 Comment
  OBI67024  Lupinus bicolor D. R. Miller 1994-3-26 394 -135 San Luis Obispo Pine Mt Region. Along the upper areas of Tobacco Ridge Rd, Tobacco Crk drainage 823 Comment
  UCSB51383  Lupinus chamissonis Helmkamp, G. 1973-8-8 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC215055  Lupinus chamissonis G. L. Moxley 1919-7-25 1206 San Luis Obispo Morro Beach Comment
  OBI57680  Lupinus chamissonis Austin P. Griffiths 1980-7-2 s.n. San Luis Obispo Oceano dunes 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
  SBBG3571  Lupinus concinnus C. B. Hardham 1958-3-31 2986 San Luis Obispo intersection of Shell Crk Rd and Camatta Rd Comment
  SEINET7063172 Image available Lupinus concinnus A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes. About 7 miles south of Arroyo Grande in the Huasna Valley. UTM Zone 10, 737912mE, 3888357mN. (WGS84/NAD83). 216 Comment
  UCR190595  Lupinus concinnus George K. Helmkamp, E. A. Helmkamp 2005-4-22 9400 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  OBI83323  Lupinus concinnus Rhonda Riggins 1982-5-2 1383 San Luis Obispo Calf Canyon. Roadside Hwy. 58, 2.7 mi W Huerohuero Road. Comment
  SEINET12154503  Lupinus densiflorus Unknown 1933-1 8547 San Luis Obispo Paso Robles Comment
  POM264971  Lupinus formosus var. formosus I. L. Wiggins 1929-5-24 3753 San Luis Obispo 1.5 miles east of Templeton Comment
  OBI27832  Lupinus latifolius Barrett Anderson 1972-3-12 344 San Luis Obispo Montana de oro State Park, along hazard ridge Comment
  UC1315088  Lupinus latifolius var. latifolius R. F. Hoover 1967-2-18 10218 San Luis Obispo Diablo Canyon; San Luis Range, Diablo Canyon Comment
  JEPS65331  Lupinus ludovicianus Alice King June 1895 San Luis Obispo Arroyo Grande Comment
  SBBG45479  Lupinus ludovicianus D. Emery 1958-6-5 San Luis Obispo summit between Arroyo Grande and Huasna Comment
  OBI79684  Lupinus microcarpus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31682 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
  RSA659033  Lupinus microcarpus R. Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Rd. just E jct. with Cypress Mountain Rd. Comment
  OBI48179  Lupinus microcarpus var. densiflorus David J. Keil 1979-7-1 13129 San Luis Obispo Ridge between Prefumo and See Cyns. About 5 mi from jctn of los Osos Valley Rd and Prefumo Cyn Rd Comment
  UC1129581  Lupinus microcarpus var. densiflorus H. C. Lee 1937-4-30 869 San Luis Obispo 1 mi s San Miguel; Paso Robles Quadrangle, Quad. 130D Comment
  OBI12888  Lupinus microcarpus var. horizontalis Robert F. Hoover 1967-3-27 10299 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  RSA659098  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1138 San Luis Obispo Head of Crocker Canyon, Hurricane Rd., 0.9 mi NE jct. with Co. Rd. 285. West side of Temblor Range. Comment
  RSA0042118  Lupinus microcarpus var. microcarpus LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6407 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
  SBBG86087  Lupinus microcarpus var. microcarpus C. F. Smith 1957-4-21 5149 San Luis Obispo Hwy 399, just E of turnoff to Maricopa on Hwy 166 Comment
  JEPS108099  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-19 1185 San Luis Obispo along road paralelling San Juan Creek, 1.2 mi S Gillis Canyon-Camatti Canyon Roads. Comment
  OBI48419  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1141 San Luis Obispo Just W of San Juan Crk at hwy 58 Comment
  OBI48429  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
  OBI48488  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-19 1185 San Luis Obispo Roadside and fields along rd paralleling San Juan Crk, 1.2 mi S Gillis Cyn-Camatti cyn Rd Comment
  SBBG114145  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-6 1172 San Luis Obispo USFS rd 2.1 mi E Los Machos Crk, Branch Mtn; La Panza Range Comment
  OBI26011  Lupinus nanus David J. Keil 1981-5-16 14597 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI78138  Lupinus nanus Craig Woods 1978-4-9 39 San Luis Obispo Carrizo Plain, 1/2mi NW of Hurricane Rd, along Sim. Soda lake rd 747 Comment
  CAS-BOT-BC202126  Lupinus nipomensis Alice Eastwood 1940-4-14 18929 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  UC1129694  Lupinus rivularis B. Bolt 1936-3-16 630 San Luis Obispo 0.25 mi sw Valencia Peak; Cayucos Quad. Comment
  OBI28405  Lupinus sparsiflorus Rhonda Riggins 1979-5-5 1159 San Luis Obispo La Panza Range. Along USFS rd to American Cyn E of Pozo, 0.4 mi NW American Cyn Gate Comment
  OBI12819  Lupinus succulentus John Helfrich 1964-2-24 10 San Luis Obispo Along RR tracks by Cal Poly citrus orchard Comment
  OBI42241  Lupinus succulentus Dan Harrington 1984-2-7 11 San Luis Obispo 1/4 mi up Montecito Rd, Cayucos, off hwy 1 Comment
  SBBG34936  Lupinus succulentus Mrs. R. W. Summers 1882-3-30 San Luis Obispo San Luis Valley Comment
  OBI80325  Lupinus truncatus David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  UC16028  Lupinus truncatus Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  SEINET6932749 Image available Lupinus versicolor W. P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo Ca. 4.5 miles north-northeat of San Louis Obispo below Cuesta Pass. Comment
  OBI21182  Luzula subsessilis R. F. Hoover 1968-4-20 11074 San Luis Obispo Cambria Comment
  OBI60788  Luzula subsessilis David J. Keil 1991-5-18 21562 San Luis Obispo Cambria, C.T. Ranch on eastern and northern outskirts of Cambria. 100 Comment
  OBI20090  Lysimachia arvensis Monna Haugen 1971-5-10 10 San Luis Obispo Approx 1/2 mi N of Cal Poly campus; Poly Cyn Comment
  OBI37679  Lysimachia arvensis Eric Wise 1981-7-26 965 San Luis Obispo Poly Cyn Comment
  SBBG12457  Lythrum hyssopifolia C. B. Hardham 1960-6-17 6184 San Luis Obispo Cambria Comment
  SBBG54987  Lythrum hyssopifolia D. Keil 1977-11-12 San Luis Obispo Laguna Lake Park Comment
  OBI36952  Lythrum hyssopifolia Eric Wise 1981-6-26 658 San Luis Obispo Villa Crk Reservoir, Hwy 1 N of Cayucos Comment
  OBI66385  Madia exigua David J. Keil 2006-5-24 30450 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  OBI27130  Madia gracilis Thomas Burrows 1980-5-3 29 San Luis Obispo Reservoir cyn 152 Comment
  CAS-BOT-BC343320  Madia gracilis R. F. Hoover 1964-6-12 9059 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  OBI72940  Madia sativa David J. Keil, with V. L. Holland and Lynne Dee Oyler 1991-9-5 22593 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  CAS-BOT-BC204153  Malacothamnus jonesii R. F. Hoover 1950-5-28 7936 San Luis Obispo Redrock Canyon, n. side of lower Cuyama Valley Comment
  JEPS99449  Malacothamnus jonesii Clare B. Hardham 1959-5-6 4414 San Luis Obispo sandy hills N of Nacimiento Dam Comment
  OBI12359  Malacothamnus jonesii Robert F. Hoover 1946-10-27 6534 San Luis Obispo Cyn opening S into Cuyama River opposite Pionner Grove (Santa Barbara Co) Comment
  CAS-BOT-BC216167  Malacothamnus palmeri Alice Eastwood 1926-4-28 13606 San Luis Obispo Cambria Comment
  POM148050  Malacothamnus palmeri var. palmeri Alice Eastwood 1927-7-31 s.n. San Luis Obispo Along road from Morro to Atascadero Comment
  CAS-BOT-BC345334  Malacothrix californica R. F. Hoover 1950-5-5 7868 San Luis Obispo S. end of Morro Bay Comment
  UC33273  Malacothrix californica F. Guirado 1861-4-10 410 San Luis Obispo Nipomo Comment
  JEPS18669  Malacothrix californica Ernest C. Twisselmann 1955-4-26 1896 San Luis Obispo 0.75 mi e Soda Lake; Temblor Range, Western San Joaquin Valley 624 Comment
  CAS-BOT-BC345548  Malacothrix coulteri Clare B. Hardham 1958-5-7 3212 San Luis Obispo Santa Lucia Mountains. Bee Rock Comment
  OBI77818  Malacothrix floccifera Jennifer Stone 1986-5-9 s.n. San Luis Obispo Cuesta Ridge E; Voucher for fire succession thesis study, Soils Science Dept, Cal Polytechnic State Univ. Site 5 Comment
  CAS-BOT-BC347801  Malacothrix glabrata R. F. Hoover 1950-4-14 7829 San Luis Obispo North end of Elkhorn Plain Comment
  OBI15661  Malacothrix glabrata Robert F. Hoover 1950-4-14 7829 San Luis Obispo N end of Elkhorn Plain Comment
  CAS-BOT-BC347802  Malacothrix glabrata R. F. Hoover 1965-4-3 9338 San Luis Obispo Shell Creek, hill west of Comment
  CAS-BOT-BC322489  Malacothrix incana H. Bryan Reed 1941-8-1 s.n. San Luis Obispo Between Pismo and Oceano along beach, found also at Casmailia Comment
  JEPS99124  Malacothrix incana E. R. Blakley 1960-7-2 3502 San Luis Obispo beach W of Oso Flaco Lake 6 Comment
  RSA0021798  Malacothrix incana David J. Keil 2012-8-21 31502 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, north of Grand Ave., Grover Beach. 8 Comment
  CAS-BOT-BC323310  Malacothrix incana John H. Weiler; T. Robbins 1959-8-8 59230 San Luis Obispo Lake Osa Flaco Comment
  CDA17611  Malacothrix incana Austin Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Lower Morro Bay Sandspit. Comment
  SEINET11601688 Image available Malacothrix saxatilis var. altissima A. Carling s.n. San Luis Obispo Templeton Comment
  RSA586357  Malacothrix saxatilis var. commutata F. L. Johnson, E. A. Young 1993-5-23 ROB 0502 San Luis Obispo Twin Bridges on Boyscout Road Comment
  UC1927812  Malosma laurina David Keil 2000-8-30 29102 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondonada Road. Comment
  SBBG42648  Malva assurgentiflora M. R. Benedict 1969-3-2 San Luis Obispo above edge of estero, Baywood Park, S of Morro Bay [escape from garden] Comment
  OBI58354  Malva neglecta David J. Keil 1998-6-30 27897 San Luis Obispo Carrizo Plain. Hwy 58 at Branch Mountain Rd. Comment
  OBI58267  Malva nicaeensis Austin P. Griffiths 1987-4-29 s.n. San Luis Obispo Weeds of California. Oceano Comment
  IRVC28949  Malva nicaeensis G. K. Helmkamp 2003-9-21 8162 San Luis Obispo Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande Central Coast 46 Comment
  OBI12345  Malva nicaeensis M. Kidd 1970-4-13 17 San Luis Obispo Los Osos Valley School Comment
  CDA16888  Malva parviflora G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  OBI82363  Malva pseudolavatera David J. Keil 2015-9-21 33404 San Luis Obispo Arroyo Grande. Vacant lot at northwestern corner of intersection of Woodland Drive and Fair Oaks Avenue. 25 Comment
  CAS-BOT-BC8189  Malvastrum dudleyi Chester Dudley 1929-6-1 s.n. San Luis Obispo Fern Canyon, 2 miles W of Paso Robles Comment
  OBI12335  Malvella leprosa Robert F. Hoover 1966-9-12 9992 San Luis Obispo Nipomo Crk SE of Nipomo Comment
  UCR161963  Marah fabacea George K. Helmkamp, E. A. Helmkamp 2005-2-14 8899 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  OBI52835  Marah fabacea Steven A. Junak 1990-4-26 4195 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4mi S of Tassajera crk rd at S end of dirt rd on Ames property, which is 1.8 mi W of intersection with hwy 101 518 Comment
  OBI7350  Marah fabacea Mark Fresh 1976-2-25 11 San Luis Obispo 3.8 mi into See Cyn, growing on a N facing steep slope Comment
  UC52196  Marah fabacea Mrs. R. W. Summers San Luis Obispo Comment
  OBI13680  Marrubium vulgare P. J. Justen 1966-4-29 22 San Luis Obispo Poly Cyn Comment
  OBI8152  Marrubium vulgare Lynne D. Althouse 1977-4-16 55 San Luis Obispo Wolfe's ranch near San Luis High School 122 Comment
  SBBG104238  Medicago polymorpha M. D. Proctor, E. A. Young 1993-3-17 ROB 203 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1953317  Medicago scutellata D. R. Miller, E. A. Appel 2009-5-3 509 .876 San Luis Obispo Next to San Carpoforo Creek. Approx. 2/3 mi. (1 km) east of Hwy 1 from bridge. Comment
  RSA0039411  Melica californica LeRoy Gross, Evan Meyer 2014-4-15 6250 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  UC1132239  Melica californica H. C. Lee 1937-5-10 910 San Luis Obispo 0.5 mi n Lake Ysabel; Paso Robles Quad. 228 Comment
  SBBG109714  Melica geyeri C. B. Hardham 1958-4-9 3070 San Luis Obispo 7 mi W of US Hwy 101; edges of Cuesta Cypress Grove, N of San Luis Obispo Comment
  OBI46173  Melica imperfecta LynneDee Oyler 1986-5-21 477 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 1985 Comment
  OBI74652  Melica imperfecta David J. Keil 1987-5-6 20134 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  SBBG104434  Melica imperfecta F. L. Johnson, E. A. Young 1993-5-23 ROB 484 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  OBI69684  Melica imperfecta Steven A. Junak 1990-5-1 4272 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: at N edge of Cuesta Ridge botanical area, along power line access rd which intersects Tassajera Crk rd ca. 2.4 mi W of hwy 101, ca 1.1 rd mi S of Tassajera Crk rd 536 Comment
  RSA15729  Melica imperfecta var. flexuosa C. B. Wolf 1929-4-13 3476 San Luis Obispo 1 mile north of San Luis Obispo. 152 Comment
  OBI22006  Melica torreyana Robert F. Hoover 1964-5-13 8857 San Luis Obispo S Fork of Old Crk Comment
  SBBG93959  Melica torreyana S. A. Junak, T. Ayers -Apr-1989 3927 San Luis Obispo USFS Rd 29S11,3, 0.1 mi E of W boundary for the Cuesta Ridge Botanical Area, ca. 5.1 mi of US Hwy 101 792 Comment
  SEINET6853210  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
  OBI36871  Mentha canadensis Eric Wise 1981-6-15 578 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI58175  Mentha spicata David J. Keil 1998-9-4 28085 San Luis Obispo Garden Farms area. Santa Margarita Creek N of Santa Margarita, W of El Camino Real bridge, just S of Santa Margarita Rd. Comment
  OBI71432  Mentha spicata Lynne Dee Oyler 1990-10-11 231 San Luis Obispo Santa Margarita Crk trifbutary just NE of Santa Margarita Ranch HQ, E of the sorting pends Comment
  SBBG18205  Mentzelia gracilenta C. B. Hardham 1960-3-23 5219 San Luis Obispo Recruit Grade, E side Temblor Mtns Comment
  JEPS97124  Mentzelia laevicaulis var. laevicaulis Clare B. Hardham 1960-6-17 6168 San Luis Obispo Ridge between Chris Flood Cr.and Arroyo de la Cruz; , Chris Flood Cr. Comment
  CAS-BOT-BC167661  Mentzelia veatchiana R. F. Hoover 1950-4-2 7790 San Luis Obispo West edge of Carrizo Plain. West of Simmler Comment
  OBI12473  Mentzelia veatchiana Robert F. Hoover 1950-4-2 7790 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI72298  Micropus californicus var. californicus Anthony Baniaga, Theo Fitanides 2010-4-18 129 San Luis Obispo Tierra Redonda Mtn BLM ACEC 354 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
  CDA12464  Microseris douglasii G. F. Hrusa 1992-3-27 10343 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  CAS-BOT-BC348999  Microseris douglasii subsp. douglasii R. F. Hoover 1948-4-17 7461 San Luis Obispo San Juan River s. of Shandon Comment
  POM96045  Microseris douglasii subsp. douglasii P. A. Munz 1926-4-8 10174 San Luis Obispo 35 miles east of Paso Robles Comment
  UC1979368  Microseris douglasii subsp. douglasii David Keil with Kathleen A. Keil 1998-5-10 27162 San Luis Obispo Hillside above of Lizzie Street above SLO High School. Comment
  UC50034  Microseris douglasii subsp. douglasii W. H. Brewer 1861-4-9 400 San Luis Obispo Nipoma Comment
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Jul 6 2010
  CAS-BOT-BC349127  Microseris douglasii subsp. tenella Mrs. R. W. Summers 1882-4-26 s.n. San Luis Obispo Base of Chorro Hills Comment
  UC52189  Microseris douglasii subsp. tenella Mrs. R. W. Summers 1882-4-26 498 San Luis Obispo Charro Hills Comment
  OBI31365  Microseris elegans Joy Nishida, Robert Allen 1982-4-10 277 San Luis Obispo American Cyn campground 536 Comment
  OBI56661  Microseris elegans David J. Keil, with Kathleen A. Keil 1998-4-18 26802 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Rd; 1/2 mile from Hwy 58. Comment
  SEINET11810188  Microseris linearifolia Unknown 1936-1 12975 San Luis Obispo Cuesta Pass Comment
  OBI50330  Mimulus aurantiacus Tawney Odegard 1985-6-29 38 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  OBI42133  Mimulus aurantiacus var. aurantiacus David J. Keil, LynneDee Oyler and Rick Oyler 1986-5-17 19478 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  RSA191898  Mimulus aurantiacus var. aurantiacus Robert F. Thorne, Percy C. Everett 1963-6-7 32143 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  OBI3227  Mimulus aurantiacus var. aurantiacus Kathy Thom 1971-5-3 6 San Luis Obispo Poly Cyn rd, 1/2 mi N of Calif State Polytechnic College 152 Comment
  UC1012106  Mimulus aurantiacus var. aurantiacus Francis W. Pennell 1940-5-9 25343 San Luis Obispo n Pismo Beach (Route 101) 15 Comment
  UC572389  Mimulus aurantiacus var. grandiflorus G. T. Nordstrom 1937-4-28 1131 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quadrangle 335 Comment
  RSA20406  Mimulus aurantiacus var. pubescens Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9436 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway 178. Comment
  OBI9441  Mimulus guttatus Betty Sheehan 1957-10-10 4 San Luis Obispo Cal Poly campus. Feed mill Comment
  UCD122676  Mimulus guttatus Robert 'Roy' J. van de Hoek 1995-5-1 264 San Luis Obispo San Luis Obispo County: Carrizo Plain, just north of Saucito Rocks and about 2 miles south of the Saucito Ranch House. 790 Comment
  RSA165527  Mimulus rattanii Clare B. Hardham 1961-5-18 7087 San Luis Obispo Pine Mt. north of Cambria. Santa Lucia Mountains. Comment
  SBBG95510  Minuartia douglasii cLeod, B. Burdett, L. Burdett 1983-5-14 16985 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo del Oso, N-trending section of Arroyo de la Cruz 5 Comment
  OBI66713  Minuartia pusilla David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29757 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  SBBG6422  Monardella breweri C. B. Hardham 1958-5-31 3464 San Luis Obispo Atascadero Comment
  OBI13646  Monardella breweri subsp. breweri Robert F. Hoover 1952-5-25 8229 San Luis Obispo Caliente MT Comment
  SFV3180  Monardella crispa E. R. Blakley 1958-9-22 2465 San Luis Obispo 1 mile south of Pismo Beach on old sand dunes. 15 Comment
  OBI13636  Monardella undulata C. B. Wolf 1941-10-1 11160 San Luis Obispo Approx 2.5 mi (airline) E Oso Flaco Lake or between Calif hwy #I & S.P.R.R. 30 Comment
  OBI58397  Monardella undulata subsp. crispa Austin P. Griffiths, K. G. & G. J. Jones 1986-5-3 s.n. San Luis Obispo Pismo Dunes Region, few hundred yds W of Little Coreopsis Hill 300 Comment
  OBI58386  Monardella undulata subsp. crispa Austin P. Griffiths 1987-5-18 18186 San Luis Obispo Guadalupe dunes, along S sandridge midway of Big Coreopsis Hill Comment
  OBI76807  Monardella undulata subsp. crispa Robert F. Hoover 1946-10-20 6527 San Luis Obispo Near Callender RR siding Comment
  SBBG35212  Monardella undulata subsp. crispa B. Tucker 1966-4-5 55 San Luis Obispo 1 mi S of Oceano along Pismo Beach Comment
  RSA140068  Monardella villosa subsp. obispoensis Clare B. Hardham 1960-6-17 6299 San Luis Obispo Cambria, Santa Lucia Mountains. Comment
  RSA735791  Monardella villosa subsp. obispoensis Steve Boyd 2007-2-17 11720 San Luis Obispo Los Padres National Forest along Pozo Road about 2 miles east of Pozo Summit, in Marian Creek drainage. 671 Comment
  RSA42969  Monardella villosa subsp. obispoensis Robert F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Canyon, N of Arroyo Grande. Comment
  SEINET10582390  Monardella villosa subsp. obispoensis A. Graff 1993-7-9 Graff 173 San Luis Obispo Los Padres National Forest, Cuesta Ridge. Along Cuesta Ridge as it descends from the TV towers to Hwy. 101. 1.45 miles down from the Cuesta Ridge Botanical Area sign, on the northwest-facing road cut. T30S,R12E,S1. Non-serpentine. With Adenostema fascicularis, Arctostaphylos sp., Mimulus aurantiacus, Salvia mellifera, Eriophyllum confertiflorum. Bombus sp. Comment
  CAS-BOT-BC313730  Monardella villosa var. subglabra Robert Francis Hoover 1946-6-22 6183 San Luis Obispo Perry Creek SE of Cambria Comment
  UC1136457  Monolepis nuttalliana N. H. French 1937-4-3 920 San Luis Obispo 10 mi. e. Cuyama Ranch; Santa Ynez Qaud. Comment
  CAS-BOT-BC349545  Monolopia lanceolata R. F. Hoover 1966-3-30 9748 San Luis Obispo West edge of Carrizo Plain west of Simmler Comment
  OBI64932  Monolopia lanceolata Greg Wilvert 2005-3-24 23 San Luis Obispo SE Half of the Caliente Range. Approx 2 km N of Wells Cyn 919 Comment
  RSA659226  Monolopia lanceolata David J. Keil, Kathleen Keil 1992-4-11 22789 San Luis Obispo California Valley, Carissa Plain. Belmont Trail 2 miles E of Soda Lake Rd. at intersection with small cross road. Comment
  RSA713431  Monolopia lanceolata Daisie Huang 2006-3-19 060319 -07 San Luis Obispo Roadside of 58-E, east of 101. Sunny west-facing slope, gravelly soil. 486 Comment
  SBBG89187  Monolopia lanceolata C. F. Smith 1957-4-21 5158 San Luis Obispo Hwy 399 (St Hwy 33), E of Hwy 166 turnoff to Maricopa Comment
  CAS-BOT-BC349568  Monolopia lanceolata Ira L. Wiggins 1932-3-20 5785 San Luis Obispo Hillsides in immediate vicinity of Cholame Comment
  RSA37631  Monolopia lanceolata Roxana S. Ferris 1955-5-23 12813 San Luis Obispo Junction of Creston-La Panza road with Santa Margarita-La Panza road (State Highway 178) Comment
  RSA92632  Monolopia lanceolata Margaret Stason, F. Brubaker 1930-4-14 8944 San Luis Obispo Temblor Range along road from Santa Margarita to McKittrick. Comment
  UCD134598  Monolopia lanceolata Jaime Kneitel 1995-3-25 6 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 100 meters off Selby Road. 610 Comment
  OBI18693  Monolopia stricta Robert F. Hoover 1967-4-9 10397 San Luis Obispo Elkhorn Scarp Comment
  SD148224  Monolopia stricta G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6639 San Luis Obispo California Highway 58, 33 miles east of Santa Margarita near San Juan Creek. 487 Comment
  CAS-BOT-BC444870  Montia fontana R. F. Hoover 1950-4-21 7853 San Luis Obispo Cambria 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
  JEPS13587  Mucronea californica Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5233 San Luis Obispo Parkhill Road 5.7 mi e Santa Margarita (s-facing slope) 365 Comment
  UC125337  Mucronea californica W. H. Brewer 1861-4-30 501 San Luis Obispo Atascadero Santa Margarita Valley; San Margarita Valley, San Luis Obispo Co. Comment
  OBI66681  Muhlenbergia rigens D. R. Miller 1994-11-13 1194 .542 San Luis Obispo Pine Mt. Region. Along trl on ocean side of Lion's Pass S slope Pine Mt 914 Comment
  UC33700  Muhlenbergia rigens Joseph Burtt Davy 1901-5 San Luis Obispo Templeton Comment
  OBI40488  Myriopteris intertexta R. J. Rodin 1958-4-4 6210 San Luis Obispo Bishop's Peak Comment
  OBI43481  Najas guadalupensis Eric Wise 1983-10-25 1856 San Luis Obispo Creston Lake, Approx 1/2 mi S of Creston. Approx 1/2 mi S of lake proper Comment
  OBI43474  Najas marina Eric Wise 1981-9-17 1177 San Luis Obispo Berquist Ranch Pond. 12.8 mi N of hwy 58 on Shell Creek Rd Comment
  UC1133141  Nassella cernua W. A. Peterson 1937-5-3 792 San Luis Obispo 4 mi nnw La Panza; La Panza Quadrangle Comment
  CAS-BOT-BC259853  Nassella cernua Ira L. Wiggins 1929-5-24 3748 San Luis Obispo 1.5 miles E of Templeton Comment
  POM296114  Nassella cernua Lyman Benson 1934-4-14 5790 San Luis Obispo Cuyama Valley, Temblor mt. range, Cuyama River watershed, 44 mi west of Maricopa 610 Comment
  RSA169199  Nassella cernua E. C. Twisselmann 1964-5-2 9267 San Luis Obispo Hills at summit of Palo Prieta Canyon 671 Comment
  SBBG109257  Nassella lepida C. B. Hardham 1958-5-13 3299 San Luis Obispo Cerro Alto 609 Comment
  UC1133156  Nassella lepida C. M. Belshaw 1936-3-28 1780 A San Luis Obispo 0.8 mi sse Santa Margarita (Plot 40); Cayucos Quadrangle 304 Comment
  SBBG94041  Nassella lepida S. A. Junak, T. Ayers 1989-6-22 4082 San Luis Obispo S side of USFS Rd 29S11.3, ca. 3 mi W of US Hwy 101 749 Comment
  UCD94714  Nassella lepida G. L. Stebbins Jr.; R. M. Love 1941-3-23 3069 San Luis Obispo San Luis Obispo County: 4 miles N of San Luis Obispo, near foot of Cuesta Grade. Comment
  SBBG14674  Nasturtium gambelii E. R. Blakley 1962-5-23 5132 San Luis Obispo near outlet at W end of Oso Flaco Lake [putative hybrid w/ N. officinale] Comment
  OBI27936  Nasturtium officinale Joan Coffey 1972-5-20 8 San Luis Obispo San Luis Crk below San Luis High School, San Luis Obispo Comment
  POM147848  Navarretia atractyloides J. B. Feudge 1927-6-29 1742 San Luis Obispo Creston. 274 Comment
  UC1124084  Navarretia atractyloides H. C. Lee 1937-5-26 1007 San Luis Obispo 1.5 mi ne Creston; Paso Robles Quad. 350 Comment
  OBI031561  Navarretia atractyloides Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 438 San Luis Obispo American Canyon Campground. Common in disturbed areas 530 Comment
  SBBG107306  Navarretia mitracarpa C. B. Hardham 1961-5-17 7062 San Luis Obispo 4 mi W of Ocean View Mine, N of Cambria 762 Comment
  SBBG107615  Navarretia mitracarpa C. B. Hardham 1957-6-14 2271 San Luis Obispo Cottonwood Pass Comment
  CAS-BOT-BC230467  Navarretia mitracarpa K. Brandegee 1911-7-12 140 San Luis Obispo Near Paso Robles, along the Creston Road, not far from the type locality, which is given as Paso Robles Creek Comment
  SBBG100992  Navarretia mitracarpa D. R. Miller 1992-6-5 692 1 b San Luis Obispo Little Pine Mtn near south orchard area on Cole Ranch 731 Comment
  UC1515038  Navarretia nigelliformis L. Jared Feb 1896 San Luis Obispo Goodwin; ; San Luis Obispo Co. Comment
  OBI78554  Navarretia nigelliformis subsp. nigelliformis David J. Keil, with Kathleen A. Keil 1998-6-13 27814 San Luis Obispo La Panza Mountains. Vicinity of Shell Creek, 0.5 miles from junction of Shell Creek Rd. and Hwy 58. Comment
  OBI40668  Navarretia squarrosa David J. Keil 1985-6-9 18796 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Avenue (1.5 blocks ESE of Willow Drive) and N across scrub to Eto Lake Comment
  SD244660  Nemacladus secundiflorus David Keil 1998-6-5 27614 San Luis Obispo 0.4 miles W of junction with Shell Creek Road on Hwy 58. Comment
  SEINET10972554  Nemacladus secundiflorus Rimo Bacigalupi 1954-5-19 Bacigalupi 4504 San Luis Obispo Flood plain of East Fork Huerhuero Creek at crossing of road 1.1 miles south of Geneseo School, 3 miles north of Creston 305 Comment
  UC72015  Nemophila menziesii Miss M. Alice King April, 1895 San Luis Obispo Arroyo Grande Comment
  POM65323  Nemophila menziesii var. menziesii R. W. Summers 1882-04 s.n. San Luis Obispo Morro Bay. Comment
  OBI75499  Nemophila pedunculata Jenner Whitt 2003-4-18 60 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  SD249227  Nemophila pulchella var. fremontii David Keil 1998-5-11 27206 San Luis Obispo Caliente Range, 5.3 miles from Soda Lake Road along Selby Road. Comment
  OBI72572  Nicotiana glauca Jillian C. Boettcher 2002-4-29 12 San Luis Obispo Avila beach. Cliffs lining Old Port Beach across from the Avila Beach Pier 3 Comment
  RSA586410  Nicotiana glauca M. D. Proctor, E. A. Young 1993-3-20 ROB- 273 San Luis Obispo 0.5 km NE of Chorro Res. Comment
  OBI9172  Nicotiana quadrivalvis Robert F. Hoover 1952-11-1 8270 San Luis Obispo Caliente Mtn Comment
  OBI61068  Nicotiana quadrivalvis P. A. Holden 1968-6-15 450 San Luis Obispo 5 mi E of Santa Margarita on hwy 58 Comment
  UCR61719  Notholithocarpus densiflorus George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI64732  Notholithocarpus densiflorus var. densiflorus D. R. Miller 1994-6-15 694 -447 San Luis Obispo Pine Mt. Region. Next to Ridge road above Ocean View Mine Area; Tobacco creek drainage 900 Comment
  UC26815  Nuttallanthus texanus Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  OBI47375  Oemleria cerasiformis David J. Keil 1985-3-26 18473 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  UC1128067  Oemleria cerasiformis G. T. Nordstrom 1937-5-4 1172 San Luis Obispo 1.1 mi nnw Oakdale School; Adelaida Quad. 335 Comment
  UC1128082  Oemleria cerasiformis H. C. Lee 1936-2-16 400 San Luis Obispo Head of Newsom Canyon; Arroyo Grande Quad. 243 Comment
  OBI10142  Oemleria cerasiformis R. A. Reasoner 1969-2-22 13 San Luis Obispo 5 mi off Los Osos Valley rd into Prefumo Cyn, morning sun 61 Comment
  SEINET4136630  Oenothera californica subsp. californica David Keil 2012-7-18 31446 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line.; 0 22 Comment
Read comments
Jun 22 2019
  OBI54196  Oenothera deltoides subsp. cognata David J. Keil, Kathleen Keil 1995-4-15 24887 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  SBBG60472  Oenothera elata subsp. hookeri M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI26299  Oenothera elata subsp. hookeri Mark E. Schneider 1974-6-25 s.n. San Luis Obispo Roadside, Los Osos Rd, Los Osos 30 Comment
  OBI8430  Olea europaea David Sterling 1977-5-21 10 San Luis Obispo Higuera St on crk bed Comment
  CDA14300  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 h San Luis Obispo Central California; 9975 Temettate Dr. off Suey Ck. Rd. approx. 15 mi. E of Santa Maria. Comment
  OBI65808  Orobanche bulbosa D. R. Miller 1981-5-16 581 -34 San Luis Obispo Pine Mt Region. Along rd edge N of Lookout tower near McLean gate 914 Comment
  POM90476  Orthocarpus densiflorus Philip A. Munz, D. D. Keck 1926-4-9 10198 San Luis Obispo Ascension School about 15 miles from Morro on Willow Creek Road. 213 Comment
  OBI82472  Osmorhiza berteroi David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33543 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  SBBG5238  Osmorhiza brachypoda C. B. Hardham 1957-4-1 1636 San Luis Obispo Cypress Mtn Comment
  UC1285018  Oxalis albicans subsp. pilosa R. F. Hoover 1964-4-14 8702 San Luis Obispo San Luis Obispo Comment
  OBI11861  Oxalis corniculata Robert F. Hoover 1964-4-14 8702 San Luis Obispo San Luis Obispo Comment
  OBI75010  Oxalis purpurea Michael Walgren 2011-3-5 216 San Luis Obispo Inland Cabria at the Camp KEEP ball field near the northern terminus of Ashley St off of Weymouth St. Comment
  OBI79656  Packera breweri Anthony Baniaga, Theo Fitanides 2010-5-2 148 San Luis Obispo Tierra Redonda BLM ACEC. Tierra Redonda Mountain. Comment
  CAS-BOT-BC318235  Packera breweri Alice Eastwood; John Thomas Howell 1936-5-9 2360 San Luis Obispo 7 miles east of Adelaida Comment
  OBI27302  Paeonia californica Robert L. Allen, Nancy E. Arnold 1981-5-17 314 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  OBI28583  Paeonia californica John Jackman & Julie Truesdale, Julie Truesdale 1980-1 57 San Luis Obispo MacGillivary Ranch, Adelaida, next to the crk W of airstrip Comment
  OBI75471  Paeonia californica Jenner Whitt 2003-4-3 14 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  CAS-BOT-BC121267  Paeonia californica Clare Butterworth Hardham 1958-2-18 139 San Luis Obispo Lime Mt. Comment
  CAS-BOT-BC121280  Paeonia californica Ernest C. Twisselmann 1969-4-24 15167 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas River 5 miles south of Paso Robles 213 Comment
  CAS-BOT-BC422818  Papaver californicum R. F. Hoover 1952-5-11 8177 San Luis Obispo West slope of La Panza Range Comment
  OBI58566  Papaver somniferum David J. Keil 1998-5-14 27269 San Luis Obispo Montana de Oro State Park. Valencia Peak burn area. Comment
  OBI50282  Parietaria hespera Tawney Odegard 1985-1-18 68 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley Rd after passing "Golf Course" sign, turn right on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi MBKR site is on the left Comment
  JEPS96869  Parietaria hespera var. californica Glenn Clifton 1993-4-7 27536 San Luis Obispo Diablo Canyon Power Plant Facilty, Irish Hills, San Luis Hill, shaded gulch along road to the lighthouse Comment
  OBI43332  Paspalum dilatatum Eric Wise 1981-10-23 1330 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI33652  Passiflora manicata Robert J. Rodin 1965-6-9 7134 San Luis Obispo Cultivated in Morro Bay Comment
  OBI20873  Pectocarya penicillata Robert F. Hoover 1967-3-28 10306 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UCD40575  Pectocarya penicillata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1540 San Luis Obispo Carrizo Plain National Monument. Visitor Center off of Soda Lake Road. 609 Comment
  SFV3134  Pectocarya penicillata D. E. Breedlove 1962-3-24 1993 San Luis Obispo Roadbank 5.5 miles south of Shandon. 366 Comment
  OBI65010  Pectocarya setosa Greg Wilvert 2005-4-5 164 San Luis Obispo SE Half of the Caliente Range. 100m N of Wells Spring 883 Comment
  OBI65643  Pedicularis densiflora J. Hunter May-94 s.n. San Luis Obispo Central Western Calif. Black Butte Research Natual Area in Los Padres Natl Forest, Questa Ridge East Comment
  OBI72644  Pedicularis densiflora Bill Ozawa 2002-2-23 13 San Luis Obispo N slope of Bighop's Peak Comment
  OBI78366  Pedicularis densiflora Neil Havlik 1967-5-7 43 San Luis Obispo 2.5 mi W of US 101, near the roadside of Tassajera Peak Rd Comment
  UCSB12665  Pedicularis densiflora Breedlove, Dennis 1962-3-29 San Luis Obispo 4.4 miles east of Santa Margarita; La Panza Range 365 Comment
  UCSB56046  Pedicularis densiflora Pitts, S. 1984-4-14 San Luis Obispo Path off East Questa Ridge Road 2 miles from 101 turnoff 609 Comment
  CDA20789  Pedicularis rigginsiae G. F. Hrusa, A. Griffiths, D. Ragan 1985-3-16 3600 San Luis Obispo Santa Lucia Mountains; Arroyo de la Cruz. Cinnabar Hill. 155 Comment
  OBI56365  Pelargonium grossularioides David J. Keil 2000-1-24 28411 San Luis Obispo Between Cambria and Cayucos along California Route 1, 0.4 miles north of Villa Creek. Comment
  UCD67340  Pellaea andromedifolia J. Hunter 1994-5-1 s.n. San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. 650 Comment
  SEINET3873361  Pellaea mucronata David Keil 1988-7-2 20860 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. Vicinity of old cement plant or on hill to northeast.; 0 Comment
  SEINET11262458  Pellaea mucronata David Keil 2003-5-6 30169 San Luis Obispo Highway 58, about 1 mile E of Hwy 229.; 0 Comment
  RSA140494  Pentachaeta exilis Clare B. Hardham 1960-4-13 5413 San Luis Obispo Hills south of Bee Rock, Santa Lucia Mountains. 366 Comment
  CAS-BOT-BC211300  Perideridia gairdneri subsp. gairdneri R. F. Hoover 1947-9-14 7378 San Luis Obispo Betw. San Carpoforo Creek & Arroyo de la Cruz Comment
  CAS-BOT-BC73813  Peritoma arborea M. Wetherwax; E. L. Painter 2002-7-2 CR- 324 San Luis Obispo Camp Roberts - Nacimiento River floodplain, neaxt to river bank, near Low Water Bridge. UTMs (NAD 27) 180 Comment
  CAS-BOT-BC73750  Peritoma arborea var. globosa R. F. Hoover 1948-4-17 7478 San Luis Obispo Cammatti Canyon Comment
  CAS-BOT-BC419074  Persicaria lapathifolia Clare B. Hardham 1959-9-5 4969 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  OBI4442  Petunia parviflora Robert J. Rodin 1959-5-26 6350 San Luis Obispo S end of Morro Bay near sand dunes Comment
  OBI55197  Phacelia brachyloba Greg Frugoli 1997-4-29 72 San Luis Obispo In drainage 0.5 mi S of Queen Bee cmpgrd, La Panza Range, Los Padres NF (hwy 58 burn area) 701 Comment
  UC1285024  Phacelia brachyloba R. F. Hoover 1947-3-30 6811 San Luis Obispo junction of creek with Salinas River; Morano Creek Comment
  UC1392984  Phacelia cicutaria var. heliophila R. F. Hoover 1968-4-17 11050 San Luis Obispo Elkhorn Hills Comment
  UCR97539  Phacelia ciliata George K. Helmkamp, E. A. Helmkamp 1997-3-8 1408 San Luis Obispo Inner Coast Range, Carrizo Plain; 30.1 mi. NW of Calif. Hwy 166 on Soda Lake Rd., at San Diego Creek Rd near edge of Soda Lake 610 Comment
  SD148136  Phacelia distans G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6604 San Luis Obispo La Panza Range: CA-58, 4.5 miles east of Santa Margarita. 334 Comment
  UCR190648  Phacelia distans George K. Helmkamp, E. A. Helmkamp 2005-3-25 9197 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  RSA155481  Phacelia distans L. S. Rose 1961-4-15 61044 San Luis Obispo Eight miles southeast of Nacimiento Dam, San Marcos Creek. 335 Comment
  CAS-BOT-BC183571  Phacelia douglasii James R. Shevock; Jack Zaninovich 1983-3-30 10220 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 16.3 miles northwest from California highway 33/166 300 Comment
  UC1606942  Phacelia douglasii Robert F. Thorne and P. Everett 1963-4-18 31482 San Luis Obispo ca 4 mi s Cholame 487 Comment
  UC2027061  Phacelia douglasii Greg Wilvert 2005-5-11 405 San Luis Obispo Southeast Half of the Caliente Range: 1.3 km SSW of Semper Spring Comment
  OBI13799  Phacelia douglasii Eben McMillan 1952-3-21 2 San Luis Obispo Palo Prieta Cyn, 3 mi SE of Cholame Comment
  OBI53589  Phacelia douglasii Arthur W. Hazebrook 1991-4-28 41 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, stabilized dunes; low lying area with dead cottonwood stand at NE base of Hill Comment
  RSA354855  Phacelia douglasii C. F. Smith 1950-5-4 2754 San Luis Obispo Off Creston-Simmler Road at Fernandez Creek. Comment
  RSA426107  Phacelia douglasii Paul C. Silva 1947-3-30 1209 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  OBI39402  Phacelia douglasii var. douglasii Clifton F. Smith 1950-5-4 2754 San Luis Obispo Off Creston-Simmler Rd at Fernandez Crk Comment
  OBI58340  Phacelia egena David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27404 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  OBI79433  Phacelia egena David J. Keil, with Matt Ritter, George Butterworth and Jepson Herbarium Weekend Workshop participants 2012-4-20 31281 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  OBI64942  Phacelia fremontii Greg Wilvert 2005-3-26 36 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
  UC1069311  Phacelia fremontii W. A. Peterson 1937-3-20 630 San Luis Obispo Syncline Hill La Panza Quadrangle Comment
  UCD120459  Phacelia fremontii K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  UC1285309  Phacelia fremontii R. F. Hoover 1952-4-18 8091 San Luis Obispo near McKittrick road; west base of Temblor Range Comment
  CDA11504  Phacelia grisea G. F. Hrusa 1995-5-28 12284 San Luis Obispo Black Butte Research Natural Area; near summit to SW of Peak 1 Radio Facility. Comment
  CDA11520  Phacelia grisea G. F. Hrusa 1995-5-28 12306 San Luis Obispo Black Butte Research Natural Area; Cuesta Ridge, east trending ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  OBI73054  Phacelia grisea David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25422 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  SEINET2444166  Phacelia grisea David Keil 1989-6-3 21237 San Luis Obispo Between Atascardero and Morro Bay along California Highway 41, 0.4 miles S of highway at Cerro Alto campground. Comment
  SBBG93774  Phacelia imbricata S. A. Junak 1990-7-12 4397 San Luis Obispo W Cuesta Ridge, near W end of Cuesta Ridge Botanical Area, just W of first high voltage tower on E side of W Cuesta Ridge Rd, ca. 5.9 mi W of US Hwy 101 722 Comment
Read comments
May 13 2013
  UC24424  Phacelia imbricata W. H. Brewer April 1861 459 San Luis Obispo San Luis Obispo Comment
  OBI13756  Phacelia imbricata var. imbricata Robert F. Hoover 1947-5-30 7230 San Luis Obispo Huasna River just below confluence of Arroyo Seco Comment
  OBI35448  Phacelia malvifolia var. loasifolia Melody Dickens 1981-3-30 68 San Luis Obispo On Morro Rock, Morro Bay. In various locations at S face near base Comment
  SD244733  Phacelia nemoralis var. nemoralis David Keil 1998-6-15 27825 San Luis Obispo Along Santa Rita Creek Road W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  SBBG6188  Phacelia ramosissima C. B. Hardham 1958-3-22 2908 San Luis Obispo San Bernardo Crk Comment
  SD41335  Phacelia ramosissima Edith A. Purer 1933-7-20 5064 San Luis Obispo 5.0 miles north of Guadalupe. Comment
  CAS-BOT-BC159044  Phacelia ramosissima var. austrolitoralis R. F. Hoover 1964-7-11 9177 San Luis Obispo 3 mi. nw. of Nipomo Comment
  OBI72930  Phacelia ramosissima var. austrolitoralis David J. Keil 1990-4-26 21413 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  UCR158564  Phacelia ramosissima var. montereyensis George K. Helmkamp 2004-6-15 8636 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  OBI31236  Phacelia tanacetifolia Julie Vanderwier 1979-5-19 163 San Luis Obispo Indian Knob Tar Sands Comment
  OBI48668  Phacelia tanacetifolia Unknown May1882 s.n. San Luis Obispo San Luis Obispo Comment
  UC2027470  Phacelia tanacetifolia Greg Wilvert 2005-3-21 14 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1/3 km W of the S end of Pipeline Road overlooking the Cuyama Valley Comment
  OBI64523  Phacelia tanacetifolia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28696 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  RSA605960  Phacelia tanacetifolia D. D. Keck, Jens Clausen 1935-4-9 3079 San Luis Obispo Cholame, behind post office. 457 Comment
  UCSB34154  Phacelia viscida var. viscida Nilsen, Erik 1980-4-27 San Luis Obispo Jolon road 10 miles from Rt. 101; Sierra de la Salinas Range 500 Comment
  CAS-BOT-BC265799  Phalaris aquatica Clare B. Hardham 1957-11-2 2719 San Luis Obispo Near intersection of Rte. 1 and Cayucos Road, Santa Lucia Mountains 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
  SBBG104778  Phalaris paradoxa F. L. Johnson, E. A. Young 1993-5-27 ROB 677 San Luis Obispo Cerro Romualdo, Camp San Luis Obispo Comment
  OBI79130  Phoenix canariensis David J. Keil 2011-11-12 31185 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  UCR266171  Pholistoma auritum Al Lindholm 1971-4-11 160 San Luis Obispo Central Coast; Santa Lucia Mountains, Fitzhugh property, 6 mi N of Cayucos, 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mtn (rhyolite). N slope of Geode Mtn. below pond 490 Comment
  SBBG118995  Pholistoma auritum var. auritum E. Painter, M. Wetherwax 2002-3-26 SLO 217 b San Luis Obispo NW side of Cerro Romualdo; Camp San Luis Obispo 250 Comment
  UCR140770  Pholistoma auritum var. auritum George K. Helmkamp 2004-3-25 8407 San Luis Obispo Central Coast, Nipomo Valley, along Los Berros Rd., 0.8 mi NW of its junction with Hwy US-101 73 Comment
  SBBG14748  Pholistoma membranaceum E. C. Twisselmann 1962-3-18 6705 San Luis Obispo hills at the summit of Palo Prieto Cyn 655 Comment
  SBBG34921  Pholistoma membranaceum unknown 1882-1 San Luis Obispo Cuyama Comment
  SFV15517  Pholistoma membranaceum I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 360 San Luis Obispo Carrizo Plain South end of Carrizo Plain. 22.0 miles north on Soda Lake Road from junction with Highway 166. 670 Comment
  UC524102  Pholistoma membranaceum Ira L. Wiggins 1932-3-21 5798 San Luis Obispo between Cholame and Annette (Bitterwater Valley); Bitterwater Valley Comment
  UC606867  Pholistoma membranaceum L. Constance 1938-4-10 2085 San Luis Obispo ravine at n. edge of Paso Robles; Salinas River Valley 198 Comment
  UC1583740  Phoradendron densum David Keil with Rhonda Riggins, Richard A. Pimental, and D. R. Doc Miller 1985-4-27 18671 San Luis Obispo n. Rocky Butte lookout (18.4 mi. from CA Rte. 1 along San Simeon Creek Rd.) 731 Comment
  SBBG112686  Phoradendron leucarpum subsp. tomentosum C. B. Hardham 1957-4-13 1649 San Luis Obispo Black Mtn Comment
  OBI12420  Phoradendron serotinum subsp. tomentosum Robert F. Hoover 1946-9-14 6387 San Luis Obispo Palo Prieto Cyn Comment
  OBI37336  Phyla nodiflora Eric Wise 1983-6-30 1715 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Santa Margarita Lake: Man-made reservoir in Salinas River chnl Comment
  OBI71789  Phyla nodiflora Michael Walgren 2008-8-1 55 San Luis Obispo San Simeon State Park along bech edge at San Simeon Cove near San Simeon Pier Comment
  OBI31661  Phyla nodiflora Turnquist, Smeltzer 1982-6-16 165 San Luis Obispo Laguna Lake Park, near N end of pavedrd Comment
  OBI12776  Pickeringia montana var. montana Neil Havlik 1967-5-21 62 San Luis Obispo 1 mi W of US 101, on Tassajera Peak rd Comment
  RSA131983  Pickeringia montana var. montana Gale Sphon 1959-6-7 366 San Luis Obispo Highway 178 about 6 miles west of la Panza Campground, Los Padres National Forest. Comment
  OBI64178  Pilularia americana David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29303 San Luis Obispo Camp Roberts "Bee Rock vernal pools" southeast of junction with perimeter road and Bee Rock Rd. Vicinity of 36 deg. 46.381' x 120 deg. 47.138' W Comment
  UC454379  Pinus muricata I. J. Condit 1910-7-10 San Luis Obispo between mouhs of Coon Creek and Diablo Canyon (mt side facing Pecho Coast) Comment
  RSA772358  Pinus muricata Robert F. Thorne, Percy C. Everett 1963-4-21 31641 San Luis Obispo South end of Morro Bay; Lion Rock, Montana de Oro, Pecho Ranch 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
  SBBG104343  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 640 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  SBBG125909  Pinus sabiniana T. Fitanides with A. Baniaga 2010-4-23 147 San Luis Obispo Tierra Redonda Mtn 574 Comment
  UCR76497  Pinus sabiniana George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, Cuesta Ridge northwest of US-101 and the city of San Luis Obispo 671 Comment
  UCSB26208  Pinus sabiniana Broder, Richard 1960-3-19 San Luis Obispo In La Panza Public Campgrounds, 12.3 miles E of Pozo Ranger Station Comment
  UC1927846  Piperia elongata David Keil 2005-6-24 30407 San Luis Obispo Cambria. 0.6 miles n of Burton Drive along Highway 1 Comment
  OBI65760  Piptatherum miliaceum D. R. Miller 1995-6-20 695 -582 San Luis Obispo PIne Mt Region. At Hasman Cabin; Pico Crk drainage 914 Comment
  UCR140152  Pisum sativum George K. Helmkamp 2004-2-6 8250 San Luis Obispo Central Coast, Riverside Road at the low end of Nipomo Mesa beside Division Road 46 Comment
  OBI11675  Pittosporum undulatum Bonnie M. Thompson 1963-11-20 551 San Luis Obispo Calif State Polytechnic College, post office Comment
  OBI73357  Plagiobothrys acanthocarpus David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30691 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  UC1060792  Plagiobothrys acanthocarpus A. D. Gifford 1937-4-14 805 San Luis Obispo 1.5 mi ssw New District School; Pozo Quad. 487 Comment
  RSA212577  Plagiobothrys acanthocarpus E. C. Twisselmann 1969-4-24 15166 San Luis Obispo La Panza Hwy, 1.9 mi SE of Shell Creek Rd 427 Comment
  CDA16345  Plagiobothrys canescens G. F. Hrusa 2000-4-1 15332 San Luis Obispo Carrizo Plain; Swain pasture on W side, (i.e. Swain pasture camp). 762 Comment
  SEINET7063199  Plagiobothrys canescens A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. UTM Zone 10, 710144mE, 3944489mN. (WGS84/NAD83). 244 Comment
  UCR224677  Plagiobothrys canescens Ellen Dean, T. Starbuck, M. Starbuck 2008-3-25 4638 San Luis Obispo Along Hwy 58 between Soda Lake Road and Santa Margarita 595 Comment
  OBI32032  Plagiobothrys nothofulvus David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15858 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  UCR97549  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1416 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  JEPS16559  Plagiobothrys stipitatus var. micranthus Rimo Bacigalupi with Dr. and Mrs. H. L. Mason and G. Thomas Robbins 1956-3-30 5560 San Luis Obispo triangular field formed by junction of Hwy US 466 and Highway Calif. No. 41; Cholame Valley 350 Comment
  RSA0035299  Plagiobothrys tenellus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6370 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  UC1285283  Plagiobothrys tenellus R. F. Hoover 1947-3-29 6781 San Luis Obispo Atascadero Comment
  UC524089  Plagiobothrys tenellus Ira L. Wiggins 1932-3-21 5809 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  RSA67320  Plagiobothrys tenellus P. A. Munz 1951-4-14 16329 San Luis Obispo Queen Bee Public Camp, La Panza Range. 701 Comment
  SBBG112505  Plagiobothrys tenellus D. Keil 1985-3-31 18514 San Luis Obispo Calf Cyn area along St Hwy 58, halfway between Park Hill Rd and Hwy 229 Comment
  SBBG15826  Plagiobothrys tenellus D. E. Breedlove 1962-3-29 2039 San Luis Obispo 19.1 mi W of Simmler, La Panza Range 594 Comment
  UCSB26746  Plagiobothrys tenellus Wilken, Dieter 1969-4-13 San Luis Obispo Along California State Highway 58; 5.5 miles east of junction with Cammatti Canyon Road Comment
  OBI73097  Plagiobothrys trachycarpus David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28656 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  UC1953203  Plagiobothrys trachycarpus David Keil, Lynne Dee Althouse 2000-5-10 28656 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railrod crossing along Pozo Road and westward along ranch roads. Comment
  JEPS99224  Plagiobothrys uncinatus Clare B. Hardham 1960-4-26 6917 San Luis Obispo W of Adelaida (Franklin Creek) Comment
  UCSB51275  Plagiobothrys undulatus Ferren, Wayne 1984-4-18 San Luis Obispo Proposed natural reserve; Upper Campground Area; San Simeon State Beach 60 Comment
  OBI54370  Plantago erecta George Butterworth 1995-3-29 18 San Luis Obispo Carrizo Plain Natural Area. .2 mi SW of Soda Lake Rd along Wells Rd 655 Comment
  SBBG104223  Plantago erecta M. D. Proctor, E. A. Young 1993-3-20 ROB 286 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  UC1125607  Plantago erecta P. L. Johannsen 1936-3-21 682 San Luis Obispo 1 mi s San Luis Obispo; San Luis Obispo Quad. 76 Comment
  UCD147275  Plantago erecta Melanie Gogol-Prokurat; M. Gordon 2010-4-9 CARR 1029 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains on BLM property east of American Preserve. 642 Comment
  UCR6148  Plantago erecta C. M. Bringle 1967-3-20 B670320- 17 San Luis Obispo San Luis Obispo, about 2 mi north of town on Hwy 101, down private road under 'Atascadero 17, Salinas 126, S.F. 235' sign to Hildebrand Ranch. Along fence line of second pasture north of Ranch house, 50 ft. west of stream 427 Comment
  UCR158888  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2005-4-17 9375 San Luis Obispo Central Coast, Corbett Canyon, 2.3 miles north of Calif. Hwy 227 in Arroyo Grande 81 Comment
  OBI23083  Plantago major David J. Keil 1979-10-27 13645 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI36856  Plantago major Eric Wise 1981-10-23 1337 San Luis Obispo Sinton Middle Pond on Shell Creek Rd 8.0 mi N of hwy 58 Comment
  UCR147237  Platanus racemosa George K. Helmkamp, E. A. Helmkamp 2004-10-8 8845 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  CAS-BOT-BC93227  Platanus racemosa Herman Knoche 1919-5-17 290 San Luis Obispo Paso Robles. Salinas River. Comment
  SBBG70064  Platystemon californicus J. E. Butner 1950-3-18 San Luis Obispo Carrizo Plain Comment
  UC1126481  Platystemon californicus C. M. Belshaw 1936-3-19 1650 San Luis Obispo 0.5 mi ne Santa Manuela School (1.25 mi s of Plot 13); Nipomo Quad. Comment
  UC130951  Platystemon californicus Katharine Brandegee May 1909 San Luis Obispo near San Luis Obispo Chorro (Chorro); , Chorro Comment
  RSA609809  Plectritis brachystemon R. S. Woglum 1938-5-15 1710 San Luis Obispo Outer South Coast Ranges: Paso Robles to Cayucos; Santa Lucia Range. Comment
  RSA175271  Plectritis ciliosa Robert F. Thorne, Percy C. Everett 1963-4-20 31570 San Luis Obispo 13.4 miles SSE of Jolon. 335 Comment
  POM296256  Plectritis ciliosa subsp. insignis Philip A. Munz 1926-4-8 10125 San Luis Obispo Paso Robles Comment
  SEINET780307  Plectritis congesta Dirk Walters 1980-4-26 13827 San Luis Obispo Along Town Creek near Lime Mountain Mine, west of Paso Robles. Comment
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Apr 9 2016
  OBI58824  Plectritis congesta subsp. brachystemon David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27492 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  CAS-BOT-BC255558  Poa annua Ernest C. Twisselmann 1955-4-14 1837 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Henry Twisselmann Ranch, eastern county 563 Comment
  UCSB54168  Poa bulbosa Costley, M. 1985-4-19 San Luis Obispo Nipomo Mesa in the stabilized back dune 30 Comment
  CAS-BOT-BC246700  Poa howellii Clare B. Hardham 1961-5-17 7076 San Luis Obispo Santa Lucia Mountains. Near Burnett Peak Comment
  OBI22164  Poa howellii Robert F. Hoover 1950-5-22 7923 San Luis Obispo Summit of ridge above (SE of) Cuesta Pass Comment
  OBI22133  Poa howellii Robert F. Hoover 1964-5-11 8795 San Luis Obispo Near Hi Mtn Spring camp Comment
  UCR42542  Poa pratensis David J. Keil, E. A. Wise 1985-4-25 18551 San Luis Obispo Black Lake Canyon between CA Hwy 1 and the Guadalupe Road Comment
  SEINET8077584 Image available Poa secunda John Thomas Howell 1948-1 24217 San Luis Obispo Alkali flat east of Cholame. Comment
  CDA32642  Poa secunda David J. Keil 1981-4-9 14288 San Luis Obispo 1 mile from junction with Pozo Road on Las Pilitas Road. 0 Comment
  OBI65020  Poa secunda Greg Wilvert 2005-4-6 180 San Luis Obispo SE half of the Caliente Range. N end of Padrones Cyn. S end of Horse Cyn, 4.3 km N of New Cuyama 655 Comment
  RSA760028  Poa secunda subsp. secunda David J. Keil 1998-4-27 26926 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak. Comment
  UC70970  Poa secunda subsp. secunda J. H. Barber 1899-4-23 San Luis Obispo near Paso Robles Paso Robles Comment
  CAS-BOT-BC243085  Poa secunda subsp. secunda Ernest C. Twisselmann 1955-4-6 1830 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains, 8.2 miles S of Soda Lake 655 Comment
  UCD90471  Poa secunda subsp. secunda J. H. Barber 1900-5-1 s.n. San Luis Obispo San Luis Obispo County: Santa Lucia Mountains. Comment
  OBI32301  Poa unilateralis David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15865 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz. Comment
  OBI64765  Pogogyne douglasii D. R. Miller 2005-6-18 605 .807 San Luis Obispo Pine Mt Region. 1.8 mi N of Arroyo de la Cruz ridge Comment
  OBI59502  Pogogyne serpylloides David J. Keil, with V. L. Holland 2001-4-7 29259 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  SBBG107771  Pogogyne serpylloides C. B. Hardham 1959-5-6 4418 San Luis Obispo Bee Rock, Nacimiento Rd Comment
  UCSC000639  Pogogyne serpylloides E. P. Unangst 2006-5-30 s.n. San Luis Obispo Prefumo Canon 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
  UC771747  Polygonum amphibium var. emersum R. F. Hoover 1946-8-26 6365 San Luis Obispo s end near San Luis Obispo; Laguna Comment
  OBI10886  Polygonum paronychia Robert F. Hoover 1947-5-23 7187 San Luis Obispo Coast S of Hazard Cyn Comment
  SBBG31744  Polypodium californicum M. R. Benedict 1967-11-16 San Luis Obispo N side of Morro Rock, Morro Bay Comment
  UCSB29330  Polypodium californicum Phelps, M. 1972-4-14 San Luis Obispo Near coast across from entrance to Hearst Castle 6 Comment
  OBI29014  Polypogon interruptus David J. Keil 1982-6-4 16183 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  OBI48037  Polypogon monspeliensis David J. Keil 1981-5-16 14683 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  CAS-BOT-BC237339  Polypogon monspeliensis Ernest C. Twisselmann 1954-5-1 1147 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Spring, 6 miles E of Simmler 487 Comment
  OBI43295  Polypogon monspeliensis Eric Wise 1981-9-17 1113 San Luis Obispo Meadow depression 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Comment
  OBI43403  Polypogon monspeliensis Eric Wise 1981-6-27 742 San Luis Obispo Alamo Crk near Twitchell Res Comment
  UCD91400  Polypogon monspeliensis Ernest C. Twisselmann 1967-9-9 13690 San Luis Obispo San Luis Obispo Co.: Ortega Spring, Palo Prieta Canyon, the Western San Joaquin Valley. 598 Comment
  OBI2580  Polypogon viridis Larry E. Brown 1971-2-23 1920 San Luis Obispo Cal Poly Campus in San Luis Obispo Comment
  UCD67282  Polystichum imbricans G. F. Hrusa; D. Ragan 1995-6-20 12376 San Luis Obispo San Luis Obispo County: Burned N slope immediately NW of Mt. Lowe peak 2 (L-2). Very steep rocky slope under Lithocarpus. Uncommon, seen only here. 650 Comment
  UC1134762  Populus fremontii subsp. fremontii W. A. Peterson 1937-4-20 724 San Luis Obispo mouth of Martinez Canyon; La Panza Quad., mouth of Martinez Canyon Comment
  OBI7460  Potentilla anglica David J. Keil 1976-10-19 11864 San Luis Obispo San Luis Obispo: Johnson Ave & Phillips St Comment
  SD39939  Potentilla anserina Edith A. Purer 1933-7-20 5059 San Luis Obispo Partially stabilized sand dunes, five miles northwest of Guadalupe Comment
  CAS-BOT-BC141912  Potentilla anserina subsp. pacifica Alice Eastwood 1926-4-29 13654 San Luis Obispo Cambria Comment
  UC365882  Potentilla anserina subsp. pacifica Hy. Edwards April 1877 133 San Luis Obispo San Miguel Comment
  POM262129  Potentilla anserina var. grandis I. L. Wiggins 1929-4-16 3619 San Luis Obispo 4 miles N of Moro Comment
  UCR28932  Potentilla glandulosa David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14380 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  SBBG35053  Prunus fasciculata var. punctata M. Van Rensselaer 1936-3-7 San Luis Obispo Nipomo Mesa Comment
  OBI74418  Prunus ilicifolia Theo Fitanides, Anthony Baniaga 2010-4-23 137 San Luis Obispo Tierra Redonda Mtn BLM ACEC 576 Comment
  CAS-BOT-BC154493  Prunus ilicifolia H. E. McMinn 1923-6-21 1160 San Luis Obispo Camp Fremont Comment
  OBI10058  Prunus ilicifolia E. Maino 1931-3-31 108 San Luis Obispo Hazard Ranch Comment
  UC56062  Prunus virginiana var. demissa J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mountains Comment
  SBBG3067  Prunus virginiana var. demissa C. B. Hardham 1958-5-10 3245 San Luis Obispo Paso Robles Crk, York Mtn Rd Comment
  CAS-BOT-BC356465  Pseudognaphalium beneolens Ernest C. Twisselmann 1957-11-2 4111 San Luis Obispo Morro Rock 15 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
  CAS-BOT-BC356614  Pseudognaphalium biolettii R. F. Hoover 1967-2-8 10200 San Luis Obispo Hill south of Los Osos Comment
  OBI16443  Pseudognaphalium biolettii B. A. Smith 1966-5-1 111 San Luis Obispo About 1/4 mi S of Cambria on Cambria Rd Comment
  CAS-BOT-BC356836  Pseudognaphalium californicum Alice Eastwood 1926-4-28 13603 San Luis Obispo Cambria Comment
  JEPS116467  Pseudognaphalium californicum Alice Le Duc 1999-6-22 418 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
  OBI28668  Pseudognaphalium californicum David J. Keil, Eric Wise 1982-7-2 16290 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black Lake cyn trl Comment
  OBI80983  Pseudognaphalium californicum Holly Haraguchi, Jordan Wylie, Dani LeVine, Kaila Michitsch, Christine Tsoi, Alvin Iam 2015-4-24 8 San Luis Obispo Pennington Creek Bio Reserve. Found on rocky hillside and dry arid area; 70 feet off the trai on the left side. Comment
  CAS-BOT-BC357106  Pseudognaphalium luteoalbum Clare B. Hardham 1957-11-19 2760 San Luis Obispo Santa Lucia Mountains. Piedras Blancas Comment
  OBI16433  Pseudognaphalium luteoalbum R. R. LaBelle 1967-10-10 46 San Luis Obispo Laguna Lake, NE side of lake Comment
  OBI38466  Pseudognaphalium luteoalbum Eric Wise 1981-6-27 749 San Luis Obispo Alamo Crk near Twitchell Res. Comment
  UCSB32674  Pseudognaphalium microcephalum Faraday, Christopher 1978-5-29 San Luis Obispo 3.5 miles west of New Cuyama on Hwy. 166 304 Comment
  SD129595  Pseudognaphalium ramosissimum G. Helmkamp 1989-8-6 San Luis Obispo Toro Canyon Road, east of U. S. Highway 101, just north of Cayucos. 120 Comment
  OBI51222  Pseudognaphalium stramineum Jan Barber 1994-4-23 159 San Luis Obispo San Simeon State Park, S of parking pullout W of hwy 1 Comment
  OBI63054  Pseudotsuga menziesii var. menziesii D. R. Miller 1997-3-17 397 -640 San Luis Obispo Pine Mt Region, Bear Pond rd, upper end, Town crk drainage 792 Comment
  SBBG123132  Psilocarphus brevissimus var. brevissimus D. Keil 1998-4-30 26998 San Luis Obispo NE corner of intersection of Belmont Trail and Soda Lake Rd, Carrizo Plain 591 Comment
  OBI56403  Psilocarphus tenellus David J. Keil 1999-4-29 28297 San Luis Obispo Camp Roberts; area proposed for northward extension of McMillan Airstrip on north side of Generals Road. Comment
  OBI69130  Psilocarphus tenellus Clare B. Hardham 1960-4-2 5331 San Luis Obispo Santa Lucia Mts. Green Valley, near Cambria Comment
  OBI44843  Pterostegia drymarioides David J. Keil 1985-3-31 18496 San Luis Obispo Calf Cyn area along Calif Rte 58 halfway between park Hill Rd and hwy 229 Comment
  SBBG43004  Pterostegia drymarioides L. W. Edge 1971-2-5 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC421309  Pterostegia drymarioides Clare B. Hardham 1956-3-27 310 San Luis Obispo Santa Lucia Mountains. Hills southeast of Chimney Rock Comment
  SBBG114455  Quercus X jolonensis D. H. Wilken 2001-4-17 15873 San Luis Obispo near jct of General's Rd and San Miguel (San Marcos) Rd, ca. 0.6 km ENE of jct of San Miguel and Oak Flat rds; Camp Roberts 270 Comment
  UC1281417  Quercus agrifolia H. E. McMinn 1936-3-5 4360 San Luis Obispo Hazard Canyon Comment
  SBBG104925  Quercus agrifolia var. agrifolia F. L. Johnson Proctor 1993-2-19 ROB 132 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI28122  Quercus agrifolia var. agrifolia Allison Berry & Carrie Wilson, Carrie Wilson 1982-5-11 53 San Luis Obispo No of San Luis Obispo, 1.5 mi on CA Rte 101 R on Reservoir Cyn rd, .5 mi to end. Site on ridge to left 550 yds up trail Comment
  OBI37902  Quercus berberidifolia David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18568 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  RSA0039779  Quercus berberidifolia LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6494 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
  UC1135544  Quercus berberidifolia H. C. Lee 1937-5-8 902 San Luis Obispo Adelaida Road Paso Robles Quad. 335 Comment
  UCD45262  Quercus berberidifolia R. F. Hoover 1946-8-18 6321 San Luis Obispo Calf Canyon, e. of Santa Margarita. Comment
  OBI58102  Quercus berberidifolia Austin P. Griffiths, Paul C. Hertel 1981-10-25 s.n. San Luis Obispo About 2 mi along unpaved roadway on S facing crest of East Cuesta Ridge 550 Comment
  OBI14290  Quercus douglasii Robert F. Hoover 1946-8-18 6311 San Luis Obispo Mariana Creek, E side of La Panza Range Comment
  OBI28363  Quercus douglasii Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huasna rd, just 1/4 of a mile before reaching Agua Escondido campground Comment
  OBI14285  Quercus durata var. durata Jim Heaston 1961-11-10 409 San Luis Obispo Comment
  UCD45919  Quercus durata var. durata D. Q. Cavagnaro 1963-10-20 230 San Luis Obispo Cerro Alto campground, Los Padres National Forest, 11 miles southwest of Atascadero off U.S Highway 466, San Luis Obispo County, California. Elevation 1000 feet. 304 Comment
  SBBG1327  Quercus durata var. durata K. K. Muller 1956-11-7 765 San Luis Obispo edge of Cypress Swamp, N side of Cypress Mtn, W of Paso Robles 233 Comment
  UCD46229  Quercus john-tuckeri Verne Grant; Alva Grant 1949-4-29 8711 San Luis Obispo Cuyama River 36 miles east of Santa Maria, on Hywy 166, San Luis Obispo Co. 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
  RSA43069  Quercus kelloggii Robert F. Hoover 1947-8-16 7379 San Luis Obispo 7 miles west of Templeton on road to Cambria. Comment
  UC484129  Quercus lobata Carl B. Wolf 1930-11-8 San Luis Obispo 2 mi w Atascadero (on road to Morro Bay) 152 Comment
  OBI14237  Quercus palmeri Robert F. Hoover 1964-11-15 9326 San Luis Obispo Santa Lucia Range; 4 mi W of Paso Robles on Peachy Cyn rd 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
  OBI64742  Ranunculus aquatilis var. diffusus D. R. Miller 1997-4-26 497 -650 San Luis Obispo On ridge rd near Motnerey County line; Santa Lucia Range 550 Comment
  OBI27140  Ranunculus californicus Thomas Burrows 1980-4-24 17 San Luis Obispo Reservoir Cyn 152 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
  OBI35722  Ranunculus californicus Allison Berry 1984-2-20 8 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. Near hwy 1 along fence on NW edge of site Comment
  RSA586597  Ranunculus californicus F. L. Johnson, E. A. Young 1993-2-19 s.n. San Luis Obispo Fish and wildlife improvement site Comment
  RSA647816  Ranunculus californicus Mary D'Arche 1981-4-19 81 -7 San Luis Obispo Cambria, 1 miles N on Exeter St. Comment
  SBBG113884  Ranunculus muricatus C. B. Hardham 1971-4-15 18019 San Luis Obispo Creston Lakes, S of Creston Comment
  OBI73569  Ratibida columnifera David J. Keil 2010-8-30 30928 San Luis Obispo San Luis Obispo. Cerro San Luis Obispo Open Space. Lemon Grove loop trail 140 Comment
  UCR61705  Rhamnus crocea George K. Helmkamp 1990-4-19 s.n. San Luis Obispo West Cuesta Ridge, 3 miles NW of US 101, north of San Luis Obispo 671 Comment
  OBI39333  Rhamnus crocea David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18708 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon crk rd between Pine Mtn and Rocky Butte Comment
  UC455432  Rhamnus ilicifolia E. P. Unangst 1906-5-6 San Luis Obispo Lopez Canyon Comment
  UC1750123  Rhaponticum repens David Keil Sep 1988 San Luis Obispo ca. 3 road miles E of Morro Bay (Highway 41 between Morro Bay and Atascadero) Comment
  CAS-BOT-BC92980  Ribes californicum var. californicum R. F. Hoover 1964-4-13 8699 San Luis Obispo 2 miles south of Atascadero, west of Highway 101. Comment
  CAS-BOT-BC168653  Ribes malvaceum G. K. Helmkamp 1997-3-8 1457 San Luis Obispo SE of Los Osos, Swift Ranch, starting ca. 2 mi. S of Los Osos Vly Rd on Clark Vly Rd. 106 Comment
  OBI60069  Ribes malvaceum David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  CAS-BOT-BC168966  Ribes malvaceum Clare B. Hardham 1956-1-1 52 San Luis Obispo V/2 Ranch, west of Templeton, Santa Lucia Mountains Comment
  UC1127518  Ribes quercetorum G. T. Nordstrom 1937-3-23 1009 San Luis Obispo 2.3 mi ese Chimney Rock; Adelaida Quadrangle Comment
  CAS-BOT-BC212249  Ribes quercetorum Clare B. Hardham 1956-3-10 183 San Luis Obispo Near Chimney Rock, Santa Lucia Mountains Comment
  CAS-BOT-BC144672  Ribes sanguineum var. glutinosum L. R. Abrams 1937-7-30 13729 San Luis Obispo Cambria, in Pine Woods Comment
  RSA0019086  Ribes sanguineum var. glutinosum L. R. Abrams 1924-4-4 10160 San Luis Obispo Foot of Questa Grade. Comment
  OBI72401  Ribes speciosum E. L. Painter & M. Wetherwax, M. Wetherwax 2000-3-20 SLO- 34 San Luis Obispo Camp SLO. E side of saddle between Cerro Chumash and Cerro Romualdo 200 Comment
  RSA0019657  Ribes speciosum I. L. Wiggins 1929-4-16 3660 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  UCD102516  Ribes speciosum J. M. Tucker 1963-4-11 3672 San Luis Obispo San Luis Obispo County: Beecham Ranch in Clark Valley, ca. 6 miles, airline, southeast of Morro Bay. Comment
  OBI14360  Ricinus communis Jesse Arnold 1964-2-25 24 San Luis Obispo Cal Poly campus. W of Cal Poly Ad. Bldg., by S.P.R.r. Comment
  OBI60919  Rorippa gambelii David J. Keil, with Malcolm G. McLeod and Deborah Hillyard 1992-5-29 23170 San Luis Obispo Black Lake Canyon Comment
  UCR175437  Rorippa gambelii Mark A. Elvin, J. Chesnut 2005-9-28 4580 San Luis Obispo Central Coastal, Oso Flaco Lake: N central portion of the lake on a floating bog, just west of median strip of willows 4 Comment
  JEPS97118  Rosa californica D. A. Young and F. L. Johnson 1992-6-17 ROB 36 San Luis Obispo Sulphur Spring Road in middle of Area R Camp Roberts Comment
  OBI77014  Rosa californica Joy Nishida, Rick Frelinger & Dale Donaghe 1982-11-12 530 San Luis Obispo N end of American cyn campground in American Cyn Comment
  OBI10017  Rosa gymnocarpa Robert F. Hoover 1950-6-21 8003 San Luis Obispo Between rocky Butte and Pine Mt, Santa Lucia Mts Comment
  OBI72003  Rosa spithamea Michael Walgren 2010-2-1 63 San Luis Obispo Morro Bay state park, along Quarry Trl along trail edge in deep dense coastal scrub. approx. 1/4 mi from parkingl ot at South Bay Blvd Comment
  CAS-BOT-BC152865  Rubus parviflorus Ernest C. Twisselmann 1959-4-10 5031 San Luis Obispo See Canyon, near the summit 259 Comment
  JEPS99473  Rubus ursinus Clare B. Hardham 1958-2-13 2819 San Luis Obispo Cambria Comment
  OBI80486  Rubus ursinus David J. Keil 2015-2-14 32639 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 185 Comment
  SBBG104477  Rubus ursinus M. D. Proctor, E. A. Young 1993-4-17 ROB 474 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  CAS-BOT-BC156996  Rubus ursinus Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch Comment
  UC454999  Rubus ursinus I. J. Condit 1909-3-9 San Luis Obispo C. P. S. Canyon San Luis Obispo, C. P. S. Canyon Comment
  UC463265  Rubus ursinus Roxana S. Ferris 1929-4-16 7646 San Luis Obispo n Moro (Toro Creek, coast road); Toro Creek Comment
  OBI35399  Rumex acetosella Helen Jones 1982-8-7 90 San Luis Obispo Piedras Blancas Point Comment
  UCR61729  Rumex acetosella George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  OBI51969  Rumex conglomeratus Larry Kelly, David J. Keil 1988-10-1 289 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI42783  Rumex conglomeratus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15990 San Luis Obispo 5.9 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading to Cypress Mtn via Steiner Crk. 2 mi W of Warrens' cabin (at base of mtn) Comment
  SBBG104342  Rumex conglomeratus F. L. Johnson, E. A. Young 1993-5-27 ROB 660 San Luis Obispo W edge of post; Camp San Luis Obispo Comment
  OBI29024  Rumex crassus Melissa Luckow 1981-6-25 708 San Luis Obispo N of San Simeon Beach Comment
  SBBG95724  Rumex occidentalis D. Keil 1983-5-22 17068 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI41015  Rumex occidentalis David J. Keil 1985-6-22 18936 San Luis Obispo Spring area at base of hill S of Los Osos Crk esturary at E edge of Morro Bay salt marsh, W of South Bay Blvd Comment
  OBI37691  Rumex salicifolius Eric Wise 1981-6-11 537 San Luis Obispo Little Morro Crk, Morro Bay Comment
  OBI79375  Rumex salicifolius David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31630 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 400 Comment
  UC1585941  Rumex salicifolius var. denticulatus Barbara Ertter 1989-6-10 8558 San Luis Obispo ca 20 air mi ene San Luis Obispo (3.5 mi from Hwy 58 on rd to Navajo Campground, e side of Black Mt.); La Panza Range, Black Mt., McGinnis Creek 609 Comment
  OBI27186  Rupertia physodes Thomas Burrows 1980-5-3 43 San Luis Obispo Reservoir Cyn 168 Comment
  OBI78530  Sagittaria latifolia Eric Wise 1982-6-10 1507 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI25076  Salix laevigata David J. Keil, Dirk Walters 1980-4-26 13833 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  SBBG102612  Salix laevigata C. F. Smith 1951-4-19 3049 San Luis Obispo St Hwy 1, Black Lake Cyn, Nipomo Mesa Comment
  UC507330  Salix laevigata Ira L. Wiggins 1932-3-21 5818 San Luis Obispo between Cholame and <Anettea>; Bitterwater Valley Comment
  OBI80440  Salix lasiandra David J. Keil 1985-3-16 s.n. San Luis Obispo Los Osos - Baywood Park area. Vicinity of intersection of South Bay Blvd. and Turri Road and southeastward. 20 Comment
  CAS-BOT-BC125363  Salix lasiandra var. lasiandra Mrs. R. W. Summers 1882-1-23 s.n. San Luis Obispo unspecified Comment
  OBI36884  Salix lasiolepis Eric Wise 1981-6-26 678 San Luis Obispo Villa Crk Reservoir, HWy 1 N of Cayucos Comment
  CAS-BOT-BC107244  Salix lasiolepis var. bigelovii Alice Eastwood 1927-8-1 15035 San Luis Obispo San Simeon Bay Comment
  CAS-BOT-BC126475  Salix sitchensis W. R. Dudley 1905-1-5 s.n. San Luis Obispo Creek near Cypress Springs Comment
  UC420776  Salpichroa origanifolia R. L. Gobel April, 1930 San Luis Obispo Comment
  JEPS79421  Salsola damascena H. A. Krug, M. J. Hollarman, and T. C. Fuller 1980-10-29 20342 San Luis Obispo 26 km. s.w. McKittrick (Crocker Springs Rd., summit of Recruit Grade Pass); Temblor Range Comment
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Oct 24 2014
  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
  OBI65223  Salsola tragus Greg Wilvert 2005-10-5 532 San Luis Obispo SE Half of the Caliente Range. Along Pipeline Rd. 2 km SW of Soda Lake Rd. Only seen in E end of range Comment
  RSA0095120  Saltugilia australis Clare B. Hardham 1958-5-5 3203 San Luis Obispo Foothills of Caliente Mt., edge of Carissa Plains. Comment
  UC1969502  Salvia apiana David Keil with Field Botany class 2010-5-14 30762 San Luis Obispo Cuesta Pass on east side of Highway 101. Comment
  OBI78262  Salvia carduacea Craig Woods 1978-5-23 57 San Luis Obispo E side of Carrizo Plain along Sim. Soda lake rd, approx 2.5 mi NW of Hurricane rd 762 Comment
  OBI23342  Salvia carduacea J. T. Arnold 1965-4-18 67 San Luis Obispo Gillis Cyn Comment
  OBI32383  Salvia columbariae David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-9 16058 San Luis Obispo Rd to top of Cypress Mtn from Warrens' cabin 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
  UC1124738  Salvia columbariae B. Bolt 1936-5-25 735 San Luis Obispo 2.75 mi ene Santa Margarita; San Luis Obispo Quad. 335 Comment
  OBI2683  Salvia columbariae Neil Havlik 1968-4-20 159 San Luis Obispo E of Salinas River bridge; 2.5 mi E of Santa Margarita on hwy 58 Comment
  CAS-BOT-BC230017  Salvia mellifera R. F. Hoover 1965-5-20 9373 San Luis Obispo Santa Lucia Range. Hill west of Poly Canyon, San Luis Obispo Comment
  OBI72634  Salvia mellifera Wendy Thackery 2002-3-7 29 San Luis Obispo Elfin forest, Los Osos Comment
  SBBG15676  Salvia sonomensis M. A. Piehl 1963-4-20 6379 San Luis Obispo ca. 2.5 mi W of Cuesta Pass (Hwy 101) Comment
  SBBG48515  Salvia sonomensis R. N. Philbrick, D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo just S of TV tower, near Cuesta Summit and Hwy 101 Comment
  OBI13517  Salvia spathacea Fred Rush Jun-56 115 San Luis Obispo Mt SLO Comment
  UC1046568  Salvia spathacea A. D. Hawkes and R. Bacigalupi 1951-4-26 4895 San Luis Obispo near Arroyo Grande (road from San Luis Obispo toward Huasna Canyon) Comment
  POM72449  Salvia spathacea P. A. Munz 1925-3-25 9204 San Luis Obispo Morro Creek, Sant Lucia Mts. 457 Comment
  SBBG69479  Sambucus nigra subsp. caerulea M. M. Miles -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI28873  Sanicula arguta Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 726 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasnariver crosses the road. Comment
  UC1583868  Sanicula arguta Rhonda Riggins 1987-4-16 1554 San Luis Obispo California Polytechnic State University Campus, on Poly Hill Poly Hill; California Polytechnic State University Campus, Poly Hill 182 Comment
  UC1292069  Sanicula arguta R. F. Hoover 1958-3-3 8410 San Luis Obispo Steiner Creek at mouth of Serrano Canyon Steiner Creek; Serrano Canyon, Steiner Creek Comment
  UCSB12111  Sanicula bipinnata 1962-3-29 San Luis Obispo 19.1 miles west of Simmler, La Panza Range 594 Comment
  CAS-BOT-BC223308  Sanicula bipinnatifida Ira L. Wiggins 1932-3-21 5803 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI8743  Sanicula maritima Robert F. Hoover 1947-2-24 6625 San Luis Obispo First ridge W of Cerro Romauldo (near San Luis Obispo) Comment
  UC754989  Sanicula tuberosa R. F. Hoover 1947-3-23 6716 San Luis Obispo w of Pozo (Rinconada Mine); Rinconada Mine Comment
  UC195848  Satureja douglasii Ira J. Condit June 1912 San Luis Obispo San Carpojo Comment
  UCR261300  Satureja mimuloides Clare B. Hardham 1958-9-2 3906 San Luis Obispo Santa Lucia Mountains, Stenner Creek, near San Luis Obispo Comment
  CAS-BOT-BC239937  Schismus arabicus R. F. Hoover 1947-5-10 7149 San Luis Obispo Cuyama Valley, east of river bridge on main highway Comment
  UCR42913  Schoenoplectus acutus var. occidentalis E. A. Wise 1981-6-15 573 San Luis Obispo Central Coast, San Luis Obispo, north shore of Laguna Lake 37 Comment
  OBI72377  Schoenoplectus californicus Anthony Baniaga 2010-5-22 224 San Luis Obispo Black Lake Cyn; Callender property 19 Comment
  OBI43616  Schoenoplectus pungens Eric Wise 1982-5-11 1454 San Luis Obispo Salinas River at Hwy 58 Comment
  OBI5581  Schoenoplectus pungens Sharon Jochums 1974-5-19 267 San Luis Obispo Just N of Point San Simeon Comment
  UCSB17765  Schoenoplectus pungens Hardham, Clare 1957-7-31 San Luis Obispo In ocean bluff; 0.9 miles north of Cambria; Santa Lucia Mountains Comment
  OBI43547  Scirpus microcarpus Eric Wise 1981-6-15 616 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  SEINET11261334  Scirpus microcarpus Robert L. Johnson 2015-7-30 4050 San Luis Obispo Terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. North bank of creek just north of Shamel Community Park.; 0 2 Comment
  UCR134423  Scirpus microcarpus George K. Helmkamp 2003-9-19 8144 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  OBI9229  Scrophularia californica Robert F. Hoover 1946-6-1 6108 San Luis Obispo Perry Crk SE of Cambria Comment
  OBI9236  Scrophularia californica Robert F. Hoover 1959-5-23 8506 San Luis Obispo E of Baywood Park Comment
  OBI54469  Scutellaria tuberosa Matthew Arterburn 1997-4-16 55 San Luis Obispo Top of Black Mtn, La Panza Range Comment
  OBI67828  Selaginella bigelovii E. L. Painter, M. Wetherwax 2000-3-23 SLO- 61 San Luis Obispo Camp San Luis Obispo. West side of Cerro Romauldo 160 Comment
  SEINET3864554 Image available Selaginella bigelovii David Keil 1988-7-2 20832 San Luis Obispo East of South Bay Blvd. Vicinity of old cement plant or on hill to northeast.; 0 Comment
  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
  OBI15537  Senecio blochmaniae Fred W. Rush Aug-57 s.n. San Luis Obispo S. Morro Bay Comment
  RSA473130  Senecio blochmaniae Austin P. Griffiths 1967-8-13 5380 San Luis Obispo just S of Black Lake, near N end of Nipomo Dunes Comment
  UCR122142  Senecio californicus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5454 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI29281  Senecio douglasii var. douglasii David J. Keil 1980-9-15 14184 San Luis Obispo Calf Canyon, .25 mi W of intersection of Calif hwy 58 and 229. Comment
  OBI29579  Senecio elegans Melissa Luckow 1981-6-25 697 San Luis Obispo Coastal area just N of San Simeon Beach Comment
  OBI63040  Senecio elegans E. A. Appel & D. R. Miller, D. R. Miller 2003-12-14 1203 .769 San Luis Obispo Between San Simeon point and Arroyo Laguna Comment
  SD37503  Senecio flaccidus var. douglasii Edith A. Purer 1931-8-6 San Luis Obispo Oceano Comment
  UCR247969  Senecio glomeratus David J. Keil, Mike Walgren, 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
  OBI15481  Senecio vulgaris Betty Sheehan 1957-10-23 22 San Luis Obispo Science Bldgs, Cal Poly campus Comment
  OBI77591  Senecio vulgaris David J. Keil, Melissa Luckow 1981-7-3 14974 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI78972  Senecio vulgaris David J. Keil 2013-8-22 31935 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  OBI49889  Senecio vulgaris David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18141 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  SEINET10569489  Sequoia sempervirens Dunn 1947-12-30 Dunn 3598 San Luis Obispo Native tree planted on Berkeley Campus, does very well, many--all ages growing lushly along the several creeks or small streams. University of Calif. at Berkeley campus cultivated plants. Comment
  RSA0029639  Setaria parviflora Michael Walgren 2012-5-28 280 San Luis Obispo In a water catchment basin in Los Osos along the south side of Los Olivos Road between Fairchild and Eighth Street. Comment
  UC455149  Setaria parviflora I. J. Condit 1910-6-2 San Luis Obispo lawn by basement wall s. of Girl's Dormitory CA Polytechnic School Comment
  CAS-BOT-BC240258  Setaria viridis Chester Dudley 1936-7-1 s.n. San Luis Obispo San Miguel Comment
  SBBG119508  Sidalcea hickmanii subsp. anomala M. Wetherwax. E. Painter 2001-5-17 SLO 197 San Luis Obispo near rd between Primera and La Trinidad mines; Camp San Luis Obispo 422 Comment
  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
  OBI26173  Sidalcea hickmanii subsp. anomala Donald Dexter 1972-5-25 5 San Luis Obispo Cuesta Ridge south of botanical area Comment
  UCSB30706  Sidalcea hickmanii subsp. anomala Fairfax, Jennifer 1977-6-9 San Luis Obispo 1-4 miles northwest of Cuesta Pass, Near and along road in cleared spots and on edges of Sargent Cypress Forest 762 Comment
  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
  UCR158741  Silene gallica George K. Helmkamp, E. A. Helmkamp 2005-4-17 9371 San Luis Obispo Central Coast, Corbett Canyon, 2.3 miles north of Calif. Hwy 227 in Arroyo Grande 81 Comment
  UCR95924  Silene gallica George K. Helmkamp 1996-9-22 1207 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  CDA24112  Silene laciniata T. C. Fuller 1962-7-19 9239 San Luis Obispo Perfumo Canyon Road, 1.2 miles west of junction with Los Osos Valley Road, ca. 5 miles southwest of San Luis Obispo. 0 Comment
  RSA65693  Silene laciniata subsp. major F. W. Peirson 1920-7-29 2221 San Luis Obispo 1 mile south of Pismo Beach. Comment
  UC1953350  Silene verecunda Anthony Baniaga with Theo Fitanides 2010-5-16 203 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI15474  Silybum marianum R. R. La Belle 1967-4-2 12 San Luis Obispo Laguna Lake, San Luis Obispo. NE side of lake Comment
  OBI31616  Silybum marianum Turnquist, Smeltzer 1982-5-1 69 San Luis Obispo NE side of Laguna Lake park Comment
  OBI3763  Silybum marianum Elizabeth Rudd 1971-5-23 271 San Luis Obispo None given 274 Comment
  CAS-BOT-BC74978  Sinapis arvensis Ernest C. Twisselmann 1952-5-1 242 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  CAS-BOT-BC75149  Sisymbrium altissimum Rimo Bacigalupi; R. S. Ferris; Richard Holm; Dr. Robert M. Page; Mrs. Robert M. Page 1953-7-25 4337 San Luis Obispo Along S.P. right-of-way, opposite Black Lake, about 3 miles south of Oceano. Comment
  OBI66260  Sisymbrium altissimum David J. Keil 1997-4-18 26192 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  OBI64570  Sisymbrium irio David J. Keil 2001-4-10 29286 San Luis Obispo Campus of California Polytechnic State University. Grounds of new sports complex Comment
  CDA16084  Sisymbrium orientale G. F. Hrusa 1999-4-17 14956 San Luis Obispo Carrizo Plain; +/- 1/2 mi S of Swain Wash. 640 Comment
  OBI31332  Sisyrinchium bellum Joy Nishida, Robert Allen 1982-4-10 206 San Luis Obispo American Cyn campground near stream 524 Comment
  OBI35356  Sisyrinchium bellum Melody Dickens 1981-4-15 68 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  UC1032507  Sisyrinchium bellum C. M. Belshaw 1936-3-17 1619 San Luis Obispo 3.2 mi sse of Nipomo 76 Comment
  SD38284  Solanum americanum Edith A. Purer 1932-8-27 4798 San Luis Obispo N.W. Guadalupe, stabilized sand dunes Comment
  SBBG104956  Solanum douglasii F. L. Johnson, N. A. McCarty 1993-10-14 ROB 713 San Luis Obispo Chorro Crk in cantonment area; Camp San Luis Obispo Comment
  SBBG24063  Solanum douglasii E. C. Twisselmann 1965-11-2 11692 San Luis Obispo Arroyo de la Cruz, between Hwy 1 and the ocean 6 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
  UC933972  Solanum douglasii Elton F. Paddock 1951-8-3 414 San Luis Obispo 1/2 mi n of Pismo Beach community (edge of US Hwy 101); Pismo Beach Comment
  UC456218  Solanum umbelliferum I. J. Condit Mar., 1905 San Luis Obispo Poly Canyon Comment
  JEPS99218  Solanum umbelliferum Clare B. Hardham 1958-5-17 3343 San Luis Obispo about 0.5 mi N of Chimney Rock (North Road to Adelaida) Comment
  OBI69995  Solanum umbelliferum David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake Rd on Ranch managed by the Nature Conservancy Comment
  POM209668  Solanum umbelliferum D. D. Keck 1934-4-26 2818 San Luis Obispo 3 mi. W. of La Panza. Comment
  OBI24077  Solanum xanti Janice M. Toyoshima 1979-4-13 A 1 San Luis Obispo Along edges of access roads heading W to Morro Dunes from Pecho Rd, S of Shark Inlet, Morro Bay Comment
  OBI4171  Solanum xanti Julie R. Potter 1969-6-29 39 San Luis Obispo Morro Bay State Park Comment
  OBI9098  Solanum xanti Robert F. Hoover 1958-5-8 8468 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI9106  Solanum xanti F. Rush Jun-56 116 San Luis Obispo Mt. SLO Comment
  SBBG88480  Solanum xanti C. F. Smith 1952-4-25 3282 San Luis Obispo Nipomo Mesa, W of Nipomo and N of Guadalupe Comment
  OBI50386  Solanum xanti Lynne Dee Oyler, David J. Keil 1988-6-23 532 San Luis Obispo Upper Perfumo Cyn Rd near sumit Comment
  CDA17849  Solidago californica A. Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park; South of Hazard Canyon 0 Comment
  UC1321304  Solidago confinis R. F. Hoover 1966-10-1 10097 San Luis Obispo Upper Arroyo Grande at confluence Phoenix Creek; Upper Arroyo Grande at confluence of Phoenix Creek Comment
  JEPS51982  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the s side San Carpojo Creek; s side San Carpojo Creek 30 Comment
  OBI51871  Solidago velutina subsp. californica David J. Keil, with V. L. Holland 1991-8-22 22558 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
  UC570437  Solidago velutina subsp. californica William S. Cooper 1933-8-23 33 -131 San Luis Obispo mouth Santa Maria River Comment
  OBI11912  Soliva sessilis Dave Imper 1977-4-7 122 San Luis Obispo Price Cyn Tarsands Project. Located 1 mi SW of State hwy 227 on Price Cyn Rd Comment
  SBBG104862  Soliva sessilis M. D. Proctor, E. A. Young 1993-4-17 ROB 455 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  UC1070265  Soliva sessilis C. M. Belshaw 1936-3-23 1712 San Luis Obispo 1.4 mi ssw Hollister Pk.; Cayucos Quad. 106 Comment
  UCR91810  Soliva sessilis George K. Helmkamp 1996-5-27 1108 San Luis Obispo Central Coast, west side of San Luis Obispo, south-facing slope of Bishop Peak 280 Comment
  CAS-BOT-BC365917  Soliva sessilis Alice Eastwood 1926-4-28 13633 San Luis Obispo Cambria Comment
  CAS-BOT-BC374486  Sonchus asper J. T. Howell 1961-4-14 36501 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  OBI17716  Sorghum halepense Annemarie Rond 1977-6-3 80 San Luis Obispo Cal Poly Campus. In field behine crops unit (N side of campus) Comment
  OBI59111  Sorghum halepense David J. Keil 1998-9-4 28078 San Luis Obispo Santa Margarita. 305 Comment
  OBI77317  Sparganium eurycarpum var. greenei Michael Walgren 2012-9-16 287 San Luis Obispo SW edge of the mouth of Santa Rosa Crk, Cambria. Adj to Shamel Cnty park 2 Comment
  UCSC000262  Spergula arvensis Unknown unknown s.n. San Luis Obispo Oceano, Sand hills Comment
  RSA130659  Spergula arvensis R. W. Summers s.n. San Luis Obispo [Unspecified] Comment
  UCSC000263  Spergularia macrotheca Randall Morgan 2006-7-30 s.n. San Luis Obispo Pismo Comment
  POM248782  Spergularia macrotheca Alice Eastwood, J. T. Howell 1936-5-6 2243 San Luis Obispo Morro. Comment
  SBBG11148  Spergularia marina C. B. Hardham 1958-4-28 3144 San Luis Obispo Carissa Plains Comment
  CAS-BOT-BC390893  Spergularia marina Ernest C. Twisselmann 1967-4-27 12919 San Luis Obispo Highway 1, 2.9 miles south of Piedras Blancas Point 1 Comment
  CAS-BOT-BC390909  Spergularia marina R. F. Hoover 1964-7-11 9188 San Luis Obispo Shell Beach Comment
  CAS-BOT-BC390915  Spergularia marina Chester Dudley 1926-8-20 s.n. San Luis Obispo Near mouth of Arroya Grande Cr. Comment
  OBI57322  Spergularia rubra David J. Keil 1998-4-20 26824 San Luis Obispo NW of Paso Robles along Nacimiento Lake Drive, 0.1 miles E of junction with San Marcos Rd. Comment
  SEINET7063712  Stachys ajugoides var. rigida A. G. Vestal 1947-4-18 s.n. San Luis Obispo Partially shaded serpentine in vicinity of San Luis Obispo. UTM Zone 10, 712847mE, 3906912mN. (WGS84/NAD83). 73 Comment
  HSC91556  Stachys bullata Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  OBI80164  Stachys bullata David J. Keil 1992-4-12 22811 San Luis Obispo Laguna Lake City Park. 170 Comment
  UC1929869  Stachys bullata Scott D. White, Ken McDonald 2001-5-9 8457 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  UCR118360  Stachys bullata George K. Helmkamp, E. A. Helmkamp 1998-6-30 4235 San Luis Obispo Central Coast Ranges, Irish Hills, SW of San Luis Obispo, Prefumo Cyn., 3.2 mi SW of Los Osos Valley Rd. 198 Comment
  SD37504  Stachys bullata Edith A. Purer 1933-7-20 5060 San Luis Obispo Stabilized sand dunes five miles north of Guadalupe. Comment
  OBI60929  Stachys chamissonis David J. Keil 2002-9-12 29920 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road 107 Comment
  SBBG109221  Stachys pycnantha C. B. Hardham 1957-10-14 2674 San Luis Obispo Cypress Mtn 762 Comment
  UCSB57238  Stachys rigida Penkala, B.; Ryan, P. 1987-7-17 San Luis Obispo On south slope of Reservoir Canyon; 1/8 mile southeast of junction of Hampton Creek and Reservoir Creek; 1 mile north of San Luis Obispo; off Hwy 101 280 Comment
  RSA67373  Stanfordia californica F. W. Peirson 1938-4-12 12387 San Luis Obispo Extreme southeast corner of San Luis Obispo Co. (Cuyama Valley) Comment
  OBI14948  Stanleya pinnata Robert F. Hoover 1967-6-4 10605 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  UC2027059  Stanleya pinnata Greg Wilvert 2005-5-11 403 San Luis Obispo Southeast Half of the Caliente Range: 0.6 km SW of Semper Spring Comment
  OBI34394  Stebbinsoseris heterocarpa David J. Keil, Kathy Jones 1982-4-4 15833 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  CAS-BOT-BC478184  Stellaria longipes Mark A. Elvin; Glenn M. Greenwald; Jason Storlie 2014-12-18 7856 San Luis Obispo Central Coast; Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Colorardo Pond, ca. 80 m from S Refuge boundary 17 Comment
  SBBG93648  Stellaria media S. A. Junak 1990-5-1 4285 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 533 Comment
  UCR131351  Stellaria media George K. Helmkamp, E. A. Helmkamp 1999-5-22 4902 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  UCR140111  Stellaria media George K. Helmkamp 2004-2-7 8260 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd., just east of Mesa View Dr. 76 Comment
  OBI57312  Stellaria pallida David J. Keil 1998-4-14 26695 San Luis Obispo Suey Creek Rd., 2.3 mi from junction with Hwy.166 Comment
  CAS-BOT-BC375159  Stephanomeria cichoriacea Ernest C. Twisselmann 1965-11-2 11710 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  JEPS35272  Stephanomeria cichoriacea R. F. Hoover 1947-10-11 7409 San Luis Obispo near Cayucos; Old Creek Comment
  UC771694  Stephanomeria elata R. F. Hoover 1946-10-5 6463 San Luis Obispo n end Morro Bay Comment
  OBI59307  Stephanomeria exigua David J. Keil 2001-6-1 29536 San Luis Obispo Highway 58, 4.7 road miles east from Shell Creek at about 35.41629 deg. N x 120.28222 deg. W. 524 Comment
  OBI15403  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1964-8-14 9260 San Luis Obispo Jack lake Comment
  SD77917  Stephanomeria exigua subsp. carotifera R. F. Hoover 1965-9-22 9636 San Luis Obispo San Bernardo Creek east of Morro Bay. Comment
  RSA180956  Stephanomeria exigua subsp. carotifera E. C. Twisselmann 1965-8-23 11558 San Luis Obispo Summit of Choice Valley. 671 Comment
  RSA216706  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1969-9-15 11589 San Luis Obispo San Bernardino Creek. Comment
  RSA216795  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-12 9977 San Luis Obispo Site of Bellevue-Santa Fe School, just N of Hidden Valley Hot Springs. Comment
  OBI72519  Stephanomeria exigua subsp. coronaria E. L. Painter & M. Wetherwax, M. Wetherwax 2000-8-19 SLO- 160 San Luis Obispo Camp San Luis Obispo. W side of serpentine outcrop W of Chorro reservoir, E side of range A, N of Range Rd. UTMs (NAD27) zone 10, 709692E, 3913419N 240 Comment
  CAS-BOT-BC322900  Stephanomeria pauciflora Ernest C. Twisselmann 1959-8-5 5565 San Luis Obispo Dorothy Twisselmann Ranch, summit of Choice Valley, Temblor Range and the Western San Joaquin Valley 655 Comment
  SBBG16157  Stephanomeria pauciflora E. C. Twisselmann 1962-8-23 7686 San Luis Obispo summit of Palo Prieto Cyn 640 Comment
  UCR250542  Stephanomeria virgata Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7215 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes. Guadalupe-Nipomo Dunes National Wildlife Refuge, north edge of Refuge, at parking lot and sand dune interface 14 Comment
  CAS-BOT-BC375895  Stephanomeria virgata R. F. Hoover 1966-10-7 10113 San Luis Obispo Cuyama highway (State 166) between Suey Creek and Huasna River Comment
  OBI56547  Stephanomeria virgata David J. Keil 1998-8-26 28053 San Luis Obispo Los Padres National Forest. N of Rock Front Ranch 35 Canyon Rd., 0.9 road miles E of junction with Branch Creek Rd. Comment
  UCR134691  Stephanomeria virgata subsp. virgata George K. Helmkamp 2003-9-21 8161 San Luis Obispo Central Coast, Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande 46 Comment
  OBI3185  Stipa coronata Larry E. Brown 1970-4-26 1785 San Luis Obispo On road cut in Los Padres Natl Forest ca. 5 mi E of Black Mt Lookout Comment
  OBI17518  Stipa pulchra Lynne Dee Althouse 1977-5-3 73 San Luis Obispo Wolfe Ranch, N of San Luis High School 130 Comment
  CAS-BOT-BC87179  Streptanthus glandulosus subsp. glandulosus Marcus E. Jones 1882-5-6 3231 San Luis Obispo San Luis Obispo. Comment
  SD244653  Streptanthus glandulosus subsp. glandulosus David Keil, Rhonda Riggins, D. R. Miller 1998-5-27 27505 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak. West facing. 730 Comment
  CAS-BOT-BC110379  Suaeda californica Roxana S. Ferris 1929-4-16 7670 San Luis Obispo Sea cliffs 2 miles north of Cayucos. Comment
  CDA16359  Suaeda nigra G. F. Hrusa 2000-4-12 15346 San Luis Obispo Carrizo Plain; 3 mi E of Washburn on Panorama Rd. 0 Comment
  OBI77024  Symphoricarpos mollis Danielle DeRome 1994-6-4 649446 San Luis Obispo Adjacent to Poly CAnyon rd, just uphill (N) of the Poly Canyon landfill turn off, on the lsope just above Brizzolara crk Comment
  RSA175275  Symphoricarpos mollis R. F. Thorne, P. C. Everett 1963-6-7 7 San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 Comment
  CAS-BOT-BC99125  Symphyotrichum chilense Grant 1897-11-5 1777 San Luis Obispo San Luis Obispo Comment
  OBI73264  Symphyotrichum chilense Michael Walgren 2010-9-27 182 San Luis Obispo Vicinity of Los Osos along Los Osos Valley rd near, and W of Clark Valley rd Comment
  RSA770017  Taeniatherum caput-medusae David J. Keil 2000-5-31 28788 San Luis Obispo Highway 46 between Cambria and Paso Robles, about 8.5 miles east from junction with Highway 1. Comment
  CAS-BOT-BC376969  Taraxacum officinale John Thomas Howell 1964-6-29 40763 San Luis Obispo Cambria Comment
  UC2013204  Tecomaria capensis Dana Richards 1983-11-10 9 San Luis Obispo CAL Poly San Luis Obispo. Comment
  OBI11979  Tetrapteron graciliflorum Robert F. Hoover 1949-5-15 7694 San Luis Obispo 14 mi E of Creston on La Panz Rd Comment
  OBI5509  Thalictrum fendleri Sharon Jochums 1974-4-3 98 San Luis Obispo W of hwy 1 N of Point San Simeon Comment
  CAS-BOT-BC399677  Thalictrum fendleri Alice Eastwood 1927-4-9 14371 San Luis Obispo Atascadero road Comment
  UC410839  Thermopsis californica Alice Eastwood 1928-5-17 15140 San Luis Obispo along road to Pozo Comment
  CAS-BOT-BC207189  Thinopyrum intermedium subsp. intermedium Ernest C. Twisselmann 1967-9-17 13706 San Luis Obispo Choice Valley Road at the Choice Valley School - Temblor Range and the Western San Joaquin Valley 603 Comment
  CAS-BOT-BC66635  Thysanocarpus curvipes R. F. Hoover 1967-3-5 10246 San Luis Obispo Upper Arroyo Grande. Comment
  CAS-BOT-BC66636  Thysanocarpus curvipes R. F. Hoover 1967-3-5 10246 San Luis Obispo Upper Arroyo Grande. Comment
  CAS-BOT-BC66650  Thysanocarpus curvipes Clare B. Hardham 1959-4-3 4166 San Luis Obispo Santa Lucia Mountains. Between San Antonio and Nacimiento. Near Dam Road. Comment
  OBI57216  Thysanocarpus curvipes David J. Keil 1998-5-11 27204 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  RSA0036672  Thysanocarpus curvipes LeRoy Gross, Evan Meyer 2014-4-15 6241 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  UC455303  Thysanocarpus curvipes I. J. Condit and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC66618  Thysanocarpus curvipes Ernest C. Twisselmann 1955-4-23 1888 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Andreas fault at summit of Palo Prieta Canyon (above Spring Lake). 685 Comment
  RSA0057434  Thysanocarpus curvipes Ira L. Wiggins 1929-4-15 3567 San Luis Obispo Brushy slopes not far from ocean between Guadalupe and Oceana. Comment
  RSA171117  Trichostema lanatum Robert F. Thorne, Percy C. Everett 1963-6-7 32160 San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 Comment
  RSA0035130  Trientalis latifolia A. L. Haines 1973-5-19 s.n. San Luis Obispo Santa Rita Creek, Santa Lucia Range. 304 Comment
  SEINET8075554  Trifolium barbigerum David J. Keil, Lynne Dee Althouse 2002-5-2 29845 San Luis Obispo Santa Margarita Ranch.; 0 Comment
  UC1129990  Trifolium ciliolatum H. C. Lee 1937-5-8 897 San Luis Obispo Adeladia Rd Paso Robles quad (130D) 335 Comment
  RSA115472  Trifolium depauperatum E. C. Twisselmann 1955-3-22 1749 San Luis Obispo Alkali sinks 1 mils north of Soda Lake. 610 Comment
  RSA0043087  Trifolium depauperatum var. amplectens LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6362 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
  OBI59484  Trifolium depauperatum var. truncatum David J. Keil, with V. L. Holland 2001-4-7 29277 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  OBI57852  Trifolium depauperatum var. truncatum David J. Keil 1998-4-20 26861 San Luis Obispo Nacimiento lake road, 1.5 miles north of gateway drive. 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
  UC1583653  Trifolium fragiferum David Keil 1983-6-14 17163 San Luis Obispo near Fisher Hall and Faculty office buildings (lawn area); California Polytechnic State University Campus Comment
  OBI44989  Trifolium fragiferum David J. Keil 1984-8-26 18431 San Luis Obispo Campus of Los Osos Jr. High School Comment
  RSA0028082  Trifolium gracilentum Greg Wilvert 2005-4-6 182 San Luis Obispo S end of Horse Canyon, 4.3 kilometers N of New Cuyama. 655 Comment
  OBI55186  Trifolium gracilentum Greg Frugoli 1997-4-15 57 San Luis Obispo Found on Quail Rd (4-wd) 1.0 mi W of Red Hill rd. La Panza range, Los Padres NF 701 Comment
  SBBG93438  Trifolium grayi R. F. Hoover 1946-4-27 6089 San Luis Obispo Price Cyn Comment
  OBI54248  Trifolium hirtum David J. Keil 1996-5-2 25856 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  OBI41009  Trifolium microcephalum David J. Keil 1985-5-4 18741 San Luis Obispo S end of Morro Bay around Sweet Springs marsh Comment
  OBI47433  Trifolium microcephalum David J. Keil, Art Webster 1984-4-29 18193 San Luis Obispo Cyn bottom of Lopez Wilderness Area Comment
  OBI81034  Trifolium obtusiflorum Jason Dart, A. Weichert, G. Hind 2010-5-19 414 -H34 San Luis Obispo Hind River Ranch, east side of Salinas River, approximately 1.7 miles southeast of the intersection of Highway 58 and Pozo Road 323 Comment
  OBI58057  Trifolium oliganthum David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26794 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  IRVC29216  Trifolium repens G. K. Helmkamp, E. A. Helmkamp 2004-8-15 8788 San Luis Obispo Nipomo Mesa. Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi S. of jct. of Halcyon Rd., SE of Oceano Central Coast 76 Comment
  CLARK-A1045-1364  Trifolium tridentatum George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay in pasture along Turri Road, 3.3 miles east of Morro Bay; Morro Bay S 7.5'Q Comment
  OBI81044  Trifolium variegatum Jason Dart, A. Weichert, G. Hind 2010-5-19 402 -H23 San Luis Obispo Hind River Ranch, west side of Salinas River adjacent to Crescent Lake, approximately 1.4 miles east of the intersection of Highway 58 and Pozo Road 314 Comment
  OBI12641  Trifolium willdenovii Robert F. Hoover 1965-5-22 9402 San Luis Obispo Cambria, N of town Comment
  OBI65270  Trifolium wormskioldii E. A. Appel 2005-4-22 405 .794 San Luis Obispo Pine Mt Region. Along grayed clay soil slope of 'Twin Crks' E of hwy 1; across from elephant seal pull out Comment
  UC4011  Trillium angustipetalum W. H. Brewer 1861-4-13 438 San Luis Obispo Arroyo Grande Comment
  SBBG110203  Trillium angustipetalum C. B. Hardham 1956-3-10 199 San Luis Obispo Thomson Ranch, York Mtn Rd Comment
  SEINET10458969  Triodanis biflora Condit CONDIT 1910 San Luis Obispo PETTIT CANYON Comment
  JEPS35064  Triphysaria eriantha subsp. eriantha R. F. Hoover 1959-3-31 8485 San Luis Obispo San Luis Obispo Comment
  OBI66461  Triphysaria versicolor subsp. faucibarbata Larry Kandranian 2005-3-30 s.n. San Luis Obispo Along Cerro Alto Rd off Turri Rd near Los Osos. Jeff Buckingham property Comment
  CAS-BOT-BC200525  Triticum aestivum T. Franklin Twisselmann 1970-5-16 3 San Luis Obispo Davidson Hills, Choice Valley, eastern San Luis Obispo County 609 Comment
  CAS-BOT-BC73844  Tropidocarpum gracile Alice Eastwood 1927-4-11 14410 San Luis Obispo Paso Robles. Comment
  SBBG118059  Tropidocarpum gracile K. Foster 1999-4-27 San Luis Obispo vernal pool plot Y1-15; Camp Roberts Training Area Y1 Comment
  UC1392833  Turricula