Search Results — 2000 specimen records retrieved (1106 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI7560  Abies bracteata Neil Havlik 1968-10-13 265 San Luis Obispo 1.5 mi S of Monterey county line; in the cyn of a small tributy of Estrada Crk Comment
  UC1285092  Abronia R. F. Hoover 1947-7-26 7326 San Luis Obispo Piedras Blancas Point Comment
  OBI12228  Abronia latifolia Robert F. Hoover 1947-7-26 7323 San Luis Obispo Piedras Blancas Point Comment
  OBI7453  Abronia latifolia David J. Keil, Malcolm G. McLeod, B. Meyer 1976-10-16 11863 San Luis Obispo Montana de Oro State Park Comment
  OBI23398  Abronia maritima Donald Price 1972-5-13 3 San Luis Obispo Pismo Beach, very close to high tide mark Comment
  RSA0078733  Abronia maritima Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3217 San Luis Obispo Morro Strand State Beach: Just W of Hwy 1 in Cayucos. 1 Comment
  RSA229857  Abronia maritima Ruth Wilson 1968-7-18 1181 San Luis Obispo From the fore dunes near Oso Flaco Dunes. Comment
  RSA0025775  Abronia maritima M. G. McLeod, B. Meyer, David J. Keil 1976-10-16 K- 11863 San Luis Obispo Montana del Oro State Park. 5 Comment
  UC1285091  Abronia pogonantha R. F. Hoover 1947-4-26 7097 San Luis Obispo 10 mi e Creston (on La Panza road) Comment
  UC1285093  Abronia pogonantha R. F. Hoover 1947-3-30 6837 San Luis Obispo ON La Panza-Shandon road Fernandez Creek Comment
  JEPS16758  Abronia umbellata Rimo Bacigalupi with Dr. & Mrs. Robt. M. Page, R. S. Ferris, R. W. Holm 1953-7-24 4322 San Luis Obispo nw Oso Flaco Lake (immediately back of ocean bach, about 5 mi s of Oceano) Comment
  OBI28422  Abronia umbellata var. umbellata Karin Long 1982-4-3 s.n. San Luis Obispo Tertiarly dunes- Morro Bay sand spit at the S end of Shark Inlet Comment
  OBI73269  Acacia longifolia Michael Walgren 2010-9-20 187 San Luis Obispo Pismo State Beach, in dunes immediately W of the Oceano Campground off Pier Ave Comment
  OBI75149  Acacia paradoxa Bonnie M. Thompson 1963-11-19 556 San Luis Obispo Cal Poly campus, behind Mountain dorms Comment
  OBI51150  Acaena pinnatifida Jan Barber 1994-5-29 190 San Luis Obispo San Simeon State Park. Above unnamed southern drainage Comment
  RSA522500  Acer macrophyllum David J. Keil, Melissa Luckow 1982-3-7 15694 San Luis Obispo Between Santa Margarita and Cuesta summit along US 101, at turnout to bicycle path just north of Cuesta summit. Comment
  OBI82614  Acer negundo David J. Keil 2015-7-8 33289 San Luis Obispo Garden Farms area north of Santa Margarita along El Camino Real, ca. 0.3 miles south of intersection with Pine Avenue Comment
  OBI35371  Achillea millefolium Helen Jones 1982-8-7 69 San Luis Obispo Piedras Blancas Point Comment
  OBI4925  Achillea millefolium F. Rush August1957 s.n. San Luis Obispo S. Morro Bay Comment
  OBI58238  Achillea millefolium Austin P. Griffiths January1987 18048 San Luis Obispo Guadalupe Dunes. Along slipface bordering NW edge of Oso Flaco Lake. Reveg site Comment
  OBI74407  Achillea millefolium Theo Fitanides, Anthony Baniaga 2010-4-23 120 San Luis Obispo Tierra Redonda BLM ACEC 423 Comment
  UCR16795  Achillea millefolium M. Eutenier 1973-4-29 730429- 8 San Luis Obispo Los Osos 46 Comment
  CAS-BOT-BC29737  Achyrachaena mollis Ernest C. Twisselmann 1954-4-20 1097 San Luis Obispo Summit of palo Prieta Pass, 0.25 miles south of O'Brien Lake 670 Comment
  OBI38072  Achyrachaena mollis David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18170 San Luis Obispo American Cyn area in La Panza Mts Comment
  UC547736  Achyrachaena mollis David D. Keck and J. Clausen 1935-4-9 3099 San Luis Obispo near, at Cholame Cholame Creek 365 Comment
  OBI13044  Acmispon americanus var. americanus F. Rush May-56 80 San Luis Obispo Lower Hills, Mt SLO Comment
  OBI54377  Acmispon brachycarpus George Butterworth 1995-5-22 87 San Luis Obispo Carrizo Plain Natural Area. T32S, R20E, S34, NW Qtr 2.0 mi beyond (SE of) gate, 30; SW of rd Comment
  OBI42786  Acmispon brachycarpus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15998 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
  OBI79459  Acmispon brachycarpus David J. Keil 2012-4-23 31313 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, ca 0.3 miles up Rinconada Grade, south of turnoff to Santa Margarita Lake Comment
  OBI25600  Acmispon cytisoides David J. Keil 1981-5-16 14708 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI31530  Acmispon glaber var. glaber Joy Nishida 1982-5-29 406 San Luis Obispo 0.2 mi S of American Cyn campground Comment
  OBI12978  Acmispon glaber var. glaber McMillan 1952-6-7 138 San Luis Obispo Carrissa Plains 1 mi W 2 mi S of Simmler Comment
  SEINET10407825 Image available Acmispon grandiflorus Lewis S. Rose 1936-5-8 36250 San Luis Obispo 7 mi. E. of Pozo 518 Comment
  HSC91517  Acmispon heermannii Susan H. Bicknell 1988-11-22 San Luis Obispo Motana de Oro Comment
  SBBG3429  Acmispon heermannii var. orbicularis C. B. Hardham 1958-3-4 2860 San Luis Obispo Cambria Comment
  OBI13058  Acmispon junceus var. junceus Robert F. Hoover 1965-6-17 9434 San Luis Obispo Santa Lucia Range. Ridge NW of Cuesta Pass Comment
  OBI40935  Acmispon parviflorus F. A. Lindholm 1971-4-8 128 San Luis Obispo 6 mi N of Cayucos 518 Comment
  OBI64833  Acmispon parviflorus David J. Keil, with Michael Curto 2001-5-15 29453 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  OBI13025  Acmispon strigosus Robert F. Hoover 1967-5-6 10534 San Luis Obispo Jack Lake Comment
  SBBG95531  Acmispon strigosus D. Keil, L. D. Oyler, R. Oyler 1986-5-17 19473 San Luis Obispo Santa Margarita Ranch, 3.6 mi S of Santa Margarita along ranch rd Comment
  OBI58074  Acmispon strigosus David J. Keil 1998-5-4 27069 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  OBI28539  Acmispon wrangelianus John Jackman & Julie Truesdale, Julie Truesdale 1980-1 2 San Luis Obispo MacGillivary Ranch, Adelaida. On hilltoop W of the airstrip Comment
  SD144462  Acmispon wrangelianus G. K. Helmkamp, E. A. Helmkamp 1998-4-8 3214 San Luis Obispo Elkhorn Grade Rd, 13.7 mi NW of jct. with CA Hwy 33 (roughly W of Maricopa) 579 Comment
  CDA18950  Acourtia microcephala T. Kleemann 2000-6-12 PDR 005896 San Luis Obispo South Coast Ranges; 6790 Hwy 58, Santa Margarita. 0 Comment
  OBI70776  Acourtia microcephala David J. Keil 2009-8-17 30631 San Luis Obispo Prefumo Canyon. North side of Prefumo Canyon Road. 35 deg. 15.816'N x 120 deg. 43.568'W 100 Comment
  OBI56639  Acroptilon repens David J. Keil 1998-9-4 28118 San Luis Obispo Cholame Creek at Bitterwater Rd. Comment
  SEINET2444517  Adenostoma fasciculatum Eric Luning 2003-4-15 5 San Luis Obispo Reservoir Canyon Trail. Comment
  UC555309  Adenostoma sparsifolium Ralph Hoffmann 1927-10-15 San Luis Obispo Cuyama Valley 30 mi. from Santa Maria; Cuyama Valley Comment
  OBI58691  Adenostoma sparsifolium David J. Keil 1998-8-26 28046 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of rock Front Ranch, N of Hwy 166. Comment
  OBI1086  Adiantum capillus-veneris R. F. Hoover 1947-8-17 7385 San Luis Obispo Just north of San Carpoforo Creek, on wet rocky cliffs near ocean Comment
  OBI1094  Adiantum jordanii R. F. Hoover 1967-2-18 10230 San Luis Obispo Diablo Canyon, San Luis Range Comment
  UCD137204  Adiantum jordanii Daryl Koutnik 1978-6-19 537 San Luis Obispo San Luis Obispo County: San Bernardo Creek. 91 Comment
  OBI79704  Aeonium haworthii David J. Keil 2012-7-18 31427 San Luis Obispo Pismo Beach. Spyglass Park. 12 Comment
  SBBG94003  Agoseris grandiflora S. A. Junak 1990-4-27 4222 San Luis Obispo W end of Cuesta Ridge Botanical Area, near USFS Rd 29S11.3, ca. 5.3 mi W of US Hwy 101 and 0.1 mi W of W boundary for the Botanical Area. 755 Comment
  RSA302204  Agoseris grandiflora J. R. Shevock 1972-4-1 1507 San Luis Obispo McMillan Ranch, Temblor's Comment
  SBBG34856  Agoseris grandiflora Mrs. R. W. Summers 1886-4-23 San Luis Obispo valley near coast, San Luis Obispo County Comment
  OBI7292  Agoseris grandiflora var. grandiflora David J. Keil 1976-9-25 11834 San Luis Obispo Upper See Cyn along See Cyn rd Comment
  OBI56656  Agoseris heterophylla var. cryptopleura David J. Keil 1998-4-14 26699 San Luis Obispo Suey Creek Rd., 3.5 mi N of Hwy.166 Comment
  OBI55579  Agoseris heterophylla var. heterophylla George Butterworth 1998-5-31 264 San Luis Obispo Carrizo Plain Natural Area. Beside Windmill Rd ,.4 mi NW of ring gate. T31S, R19E, S23 SE Qtr 655 Comment
  CAS-BOT-BC13158  Agoseris hirsuta Alice Eastwood; John Thomas Howell 1938-6-15 5976 San Luis Obispo Between Cambria and San Simeon Comment
  OBI47123  Agoseris retrorsa Lynne Dee Oyler, Kathy Loftus 1986-4-5 392 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres natl forest. S1/2 SW1/4 sec 28, R16E, T30S, MDBM Comment
  OBI22540  Agrostis exarata Robert F. Hoover 1950-6-21 8030 San Luis Obispo San Simeon Crk just below forks Comment
  SD249099  Agrostis exarata David Keil 1985-6-19 18923 San Luis Obispo Cultivated field east of Eto Lak4e; locally common at edge of marsh, adjacent to fields. 10 Comment
  CAS-BOT-BC139370  Agrostis hooveri R. F. Hoover 1946-6-15 6152 San Luis Obispo Near Rinconado Mine (west of Pozo). Comment
  OBI22533  Agrostis hooveri Robert F. Hoover 1969-6-5 11367 San Luis Obispo Oak Park district, Arroyo Grande Comment
  SD245197  Agrostis pallens David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, Sally Krenn 2013-7-27 31865 San Luis Obispo Western portion of San Luis Range, down north-facing slope from road along ridge on Field Ranch. Etc. 399 Comment
  OBI25746  Agrostis pallens David J. Keil, R. A. Pimentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14056 San Luis Obispo San Luis Range. W of see Cyn Rd. Old mining road in Hibberd Preserve (owned by the Nature Conservancy). Comment
  OBI66131  Agrostis stolonifera D. R. Miller 1995-6-28 695 -584 San Luis Obispo Pine Mt Region. Near fire lookout; Tower Crk drainage 914 Comment
  UCR91707  Agrostis viridis George K. Helmkamp 1996-5-24 1031 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI65065  Ailanthus altissima Greg Wilvert 2005-4-23 287 San Luis Obispo SE Half of the Caliente Range. Lawson Spring 857 Comment
  OBI27290  Aira caryophyllea Nancy E. Arnold, Robert L. Allen 1981-5-20 331 San Luis Obispo Chaparral area burned on 31 July 1980. CDF fire no. 53-265. 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  OBI3129  Aira caryophyllea Larry E. Brown 1971-5-20 2011 San Luis Obispo Cambria Comment
  UC1130599  Alisma plantago-aquatica B. Bolt 1936-4-28 695 San Luis Obispo 1.5 mi w Cerro San Luis Obispo; San Luis Obispo Quad. 45 Comment
  CAS-BOT-BC462354  Allium amplectens Clare B. Hardham 1957-5-30 2094 San Luis Obispo Intersection of Las Tablas Creek and road to Camp Natoma; Santa Lucia Mountains Comment
  SEINET7063741  Allium crispum A. G. Vestal 1947-4-21 s.n. San Luis Obispo About 2.5 miles northeast of Estrella in Hog Canyon. UTM Zone 10, 719634mE, 3956749mN. (WGS84/NAD83). 279 Comment
  CAS-BOT-BC468905  Allium crispum Clare B. Hardham 1956-4-19 416 San Luis Obispo Chimney Rock Ranch, Adelaida Road Comment
  NY247828  Allium crispum C. C. Parry 05 1888 s.n. San Luis Obispo Comment
  UC3086  Allium haematochiton W. H. Brewer Apr. 1861 462 San Luis Obispo San Luis Obispo Comment
  OBI8400  Allium haematochiton Lynne Dee Althouse 1977-4-2 24 San Luis Obispo Wolfe's horse ranch near San Luis High School 137 Comment
  OBI61015  Allium lacunosum var. davisiae George Butterworth 1998-4-30 247 San Luis Obispo Carrizo Plain Natural Area. 30 yds NW of Sprague Hill Rd curve, 1.8 mi SW of Soda Lake Rd 689 Comment
  OBI21222  Allium lacunosum var. davisiae Robert F. Hoover 1947-5-31 7238 San Luis Obispo Pine Mtn of La Panza Range Comment
  CAS-BOT-BC472727  Allium lacunosum var. lacunosum R. F. Hoover 1947-5-31 7238 San Luis Obispo Pine Mountain of La Panza Range Comment
  SBBG95304  Allium peninsulare D. Keil, R. Riggins 1986-4-26 19258 San Luis Obispo 1.15 mi NE of jct of Elkhorn Rd on Crocker Grade Rd; Temblor Range 838 Comment
  RSA0042124  Allium peninsulare var. peninsulare LeRoy Gross, Marcel Beffort 2014-5-14 6469 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
  OBI72765  Allium unifolium Michael Walgren 2010-5-12 133 San Luis Obispo San Simeon State Park, at the culvert of an un-named drainage at the boundary fence between the park and the highway 1 CalTrans property; S of Arroyo Hondo, N of Arroyo de los Chinos, and W of the hwy. About .7 mi S of Arroyo Hondo and 1.04 mi N of Arroyo de los Chinos Comment
  OBI39865  Allium unifolium D. R. Miller 1985-5-20 s.n. San Luis Obispo Little Pine Mtn Comment
  OBI80114  Allium unifolium David J. Keil, with Lynne Dee Althouse 2002-5-2 29850 San Luis Obispo Santa Margarita Ranch Comment
  RSA140797  Allium unifolium Clare B. Hardham 1960-4-21 5502 San Luis Obispo Santa Barbara Road, Atascadero. Santa Lucia Mountains. Comment
  OBI83564  Allophyllum divaricatum D. R. Miller 1981-5-31 581 -44 San Luis Obispo Scattered about open on disturbed ground, also along road side. At 2500ft. on east slope of Pine Mtn. 762 Comment
  UC455683  Allophyllum glutinosum E. P. Unangst 1906-5-6 San Luis Obispo Lopez Canyon Comment
  OBI44945  Allophyllum glutinosum David Keil, Rhonda Riggins and Michael Stiles 1987-5-17 20166 San Luis Obispo Los Padres National Forest, Cuesta East ca. 1/2 mile down Lopez Canyon Trail from trailhead. Area burned in Las Pilitas fire (summer 1985). Comment
  OBI3590  Alnus rubra Mary Kidd 1970-11-1 126 San Luis Obispo Near Chemistry exit of E wing Sci Bldg, campus, Calif State Polytechnic College Comment
  RSA770192  Alopecurus saccatus David J. Keil, Kathleen Keil 1998-4-4 26569 San Luis Obispo Carrizo Plain N of Soda Lake. Vernal pool field along Cambria Rd., about 0.2 miles south of Belmont Trail Comment
  OBI65167  Amaranthus albus Greg Wilvert 2005-5-31 457 San Luis Obispo SE Half of the Caliente Range. Along Pipeline Rd 927 Comment
  OBI69960  Amaranthus albus D. R. Miller 2006-7-21 706 .839 San Luis Obispo Pine Mt Region. At Ann & Evan Wrides property, Pico Crk drainage 900 Comment
  UCD97465  Amaranthus deflexus Ernest C. Twisselmann 1962-9-7 7740 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Eastern part of county, Dorothy Twisselmann Ranch. 670 Comment
  RSA202529  Amaranthus palmeri E. C. Twisselmann 1968-8-23 14907 San Luis Obispo Highway 46 across the river from Shandon 274 Comment
  OBI59690  Ambrosia psilostachya Larry Kelly, David J. Keil 1988-10-1 254 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI79022  Ambrosia psilostachya David J. Keil 2013-8-19 31881 San Luis Obispo Northeastern quadrant of intersection of Turri Road with South Bay Blvd. 11 Comment
  UC2027085  Ambrosia salsola Greg Wilvert 2005-4-17 274 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  CAS-BOT-BC135661  Amelanchier utahensis R. F. Hoover 1950-6-5 7980 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  UC57512  Amelanchier utahensis J. H. Barber 1900-5-10 San Luis Obispo Macoun's Canyon Comment
  SEINET258467  Amelichloa clandestina M. Curto 1990-4-11 631 San Luis Obispo 1359 Madonna Rd at Pereira Dr SW side of yard 70 Comment
  CDA17513  Ammophila arenaria Austin Griffiths 1980-7-2 s.n. San Luis Obispo Oceano Dunes; Dune crest mass along E margin of sand dunes, just above stabilized area, W of bordering drainage canal, ca. 2 mi. S of Oceano. Comment
  SBBG104264  Amorpha californica F. L. Johnson, E. A. Young 1993-5-24 ROB 553 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  UCR28937  Amorpha californica J. H. Nishida 1982-6-5 417 San Luis Obispo South Coast Range, American Canyon Campground 537 Comment
  CAS-BOT-BC180595  Amorpha californica var. californica R. F. Hoover 1965-6-4 9415 San Luis Obispo Salinas River bridge east of Santa Margarita Comment
  UC410840  Amorpha californica var. californica Alice Eastwood 1928-5-17 15147 San Luis Obispo along old road to Pozo Comment
  SBBG63572  Amsinckia R. Hoffmann 1932-3-20 San Luis Obispo top of Cuesta Grade Comment
  CAS-BOT-BC222371  Amsinckia douglasiana Ira L. Wiggins 1929-5-23 3730 San Luis Obispo 10 miles east of Shandon Comment
  OBI20679  Amsinckia furcata Eben McMillan 1952-3-21 4 San Luis Obispo Polonio Pass, 5 mi NE of Cholome Comment
  UCSB18472  Amsinckia intermedia Fisher, Michael 1964-4-18 San Luis Obispo 3 feet N of Cholame Valley Road, 5 miles from junction with U.S. Highway 66 213 Comment
  OBI19177  Amsinckia menziesii David J. Keil 1979-4-8 13025 San Luis Obispo 2 mi E of Shell Crk rd along hwy 58 Comment
  OBI54190  Amsinckia menziesii David J. Keil, Kathleen Keil 1995-4-15 24879 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  CAS-BOT-BC26814  Amsinckia ochroleuca Alice Eastwood 1927-4-8 14331 San Luis Obispo Nipoma Mesa Comment
  UC1084590  Amsinckia spectabilis Francia Chisaki, Peter M. Ray 1950-5-13 1784 San Luis Obispo road between Nipomo and Guadalupe 76 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
  OBI72635  Amsinckia spectabilis var. microcarpa Wendy Thackery 2002-3-7 30 San Luis Obispo Elfin Forest, Los Osos 24 Comment
  OBI20671  Amsinckia tessellata Robert F. Hoover 1967-3-22 10256 San Luis Obispo Temblor Range E of Soda Lake, in second large cyn N from Crocker Grade Comment
  OBI64527  Amsinckia tessellata David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28693 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI57007  Amsinckia tessellata var. tessellata David J. Keil 1998-4-30 27010 San Luis Obispo Caliente Range. 6.5 mi from Soda Lake Rd. on Selby Rd. (35 deg. 06.496' N x 119 deg. 51.124' W) 1271 Comment
  POM97508  Anagallis arvensis P. A. Munz 1926-4-9 10192 San Luis Obispo Pastures, Willow Creek Road, Paso Robles to Morro. Comment
  SBBG113889  Androsace elongata C. B. Hardham 1991-5-18 30803 San Luis Obispo Caliente Mtn 1493 Comment
  OBI56612  Anisocoma acaulis David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27396 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
  CAS-BOT-BC84624  Anthemis cotula R. F. Hoover 1965-8-1 9500 San Luis Obispo Valley west of Mt. Bishop Comment
  SFV17452  Anthemis cotula P. M. Schiffman 1998-6-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Washburn Ranch. Shoulder of Soda Lake Road. 610 Comment
  UC1125535  Anthemis cotula H. C. Lee 1936-6-13 669 San Luis Obispo 3 mi se Adams Ranch; Nipomo Quad. 182 Comment
  OBI13103  Anthemis cotula Lynne Dee Althouse 1977-5-3 71 San Luis Obispo Wolfe's Horse ranch 130 Comment
  OBI45432  Antirrhinum kelloggii David J. Keil, Mark Meredith 1984-4-14 18125 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  SBBG125979  Antirrhinum kelloggii D. Keil 1986-4-13 19186 San Luis Obispo 2 mi E from jct with Las Pilitas Rd on Parkhill Rd; S side of hwy Comment
  OBI65884  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 Crk drainage 914 Comment
  UC1063070  Antirrhinum multiflorum T. M. Hendrix 1937-6-6 255 San Luis Obispo 4.1 mi wnw El Dorado School; Pozo Quad. 609 Comment
  JEPS7405  Antirrhinum ovatum R. F. Hoover 1949-6-4 7745 San Luis Obispo 5 mi s Bitterwater Creek road junction with Cholame-Simmler road Comment
  POM99729  Antirrhinum ovatum Lorenzo Jared 1895-05 s.n. San Luis Obispo Estrella Comment
  SD58404  Antirrhinum ovatum William M. Longhurst 1949-5-20 San Luis Obispo 1 mile ENE of Poso Ortega; Poso Ortega Pond in east-central San Luis Obispo County 6 miles east of San Juan Ranch Comment
  OBI59503  Aphanes occidentalis David J. Keil, with V. L. Holland 2001-4-7 29257 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
  SBBG93793  Aphanes occidentalis S. A. Junak 1990-5-1 4249 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  OBI47312  Aphanes occidentalis David J. Keil, Melissa Luckow 1982-3-7 15698 San Luis Obispo Tasajara Cyn, between Santa Margarita and Cuesta Summit. At first hill past jctn of Tassajara Crk Rd and US 101 Comment
  OBI60693  Aphanes occidentalis David J. Keil, Kathleen Keil 1993-4-1 s.n. San Luis Obispo E of Shell Crk along Calif hwy 58 between Red Hill Rd and Pozo Rd Comment
  JEPS114118  Apiastrum angustifolium J. Clark, M. Petroelje 1998-5-19 San Luis Obispo Camp San Luis Obispo. Training Area U, LCTA Plot 307, ca. 1.9 miles NW of Alpha Ranges, W of Whiskey Springs. Comment
  OBI31951  Apiastrum angustifolium David J. Keil 1982-6-26 16205 San Luis Obispo Vicinity of Arroyo de la Cruz N of san Simeon Comment
  SBBG120100  Apiastrum angustifolium E. Painter, M. Wetherwax with J. Wetherwax 2001-4-19 CR 219 San Luis Obispo small ravine dropping down to Nacimiento River; Camp Roberts 230 Comment
  OBI26717  Aquilegia eximia Jerry Copeland 1973-9-8 1027 San Luis Obispo Along side Morro Crk bed, 7 mi E of jctn of hwy 1 and 41 Comment
  CAS-BOT-BC27030  Aquilegia fontinalis Alice Eastwood; John Thomas Howell 1938-6-14 5934 San Luis Obispo Prefumo Canyon Comment
  OBI10688  Aquilegia formosa Robert F. Hoover 1964-6-7 8985 San Luis Obispo Lower cyn of San Carpoforo Crk Comment
  CDA11577  Arbutus menziesii G. F. Hrusa 1993-5-22 11128 San Luis Obispo Black Butte Research Natural Area, Cuesta Ridge east. Below main radio tower (Radio Facility 2). Comment
  CHSC13527  Arbutus menziesii Patricia Haberkern 1974-4-9 5 San Luis Obispo Common in Cerro Alto Campgound, Los Padres National Forest, 7.1 mi W Atascadero on Hwy 41. 542 Comment
  OBI12440  Arceuthobium campylopodum Robert F. Hoover 1946-9-22 6448 San Luis Obispo Cambria Comment
  UCSB1310  Arceuthobium occidentale Keator, Glenn 1959-4-12 San Luis Obispo Cambria Pines Comment
  OBI32093  Arctostaphylos David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14437 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  UC1137449  Arctostaphylos A. E. Wieslander 1934-4-26 459 San Luis Obispo Hi Mtn. Santa Barbara National Forest, Pozo Quadrangle Comment
  JEPS47731  Arctostaphylos Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1772 San Luis Obispo top Los Osos Mesa 60 Comment
  JEPS47732  Arctostaphylos Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1766 San Luis Obispo 9 mi e Pozo; La Panza Range 792 Comment
  JEPS47733  Arctostaphylos Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1774 San Luis Obispo top Los Osos Mesa 60 Comment
  SEINET11996209  Arctostaphylos crustacea W. Knight, Knight, I.; Wells, P. V. 1989-1 6432 San Luis Obispo Upper See Canyon Comment
  SBBG41079  Arctostaphylos crustacea subsp. crustacea R. F. Hoover 1963-4-13 8551 San Luis Obispo upper Coon Crk Comment
  OBI83346  Arctostaphylos cruzensis G. Butterworth 2017-1-27 1006 San Luis Obispo Cambria Pines Ecol. Reserve, Westside Trail 122 Comment
  UC1731202  Arctostaphylos cruzensis Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13706 San Luis Obispo Irish Hills, PG& E Diablo Canyon Nuclear Power Plant facility site, ridge just South of lower Coon Creek 106 Comment
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Dec 24 2016
  JEPS47728  Arctostaphylos cruzensis James B. Roof, Walter Knight, Irja Knight 1966-1-11 1763 San Luis Obispo on ridge ca 200 yd e State Hwy #1; Hearst Ranch, Arroyo de los Chinos Comment
  OBI40319  Arctostaphylos cruzensis Ralph N. Philbrick, Dara E. Emery 1972-2-15 s.n. San Luis Obispo 1/2 mi E of hwy 1, Arroyo de la Cruz, Hearst Ranch Comment
  RSA122339  Arctostaphylos cruzensis R. St. John 1932-11-30 323 San Luis Obispo Arroyo de la Cruz. 91 Comment
  UCD50918  Arctostaphylos glandulosa R. F. Hoover 1965-2-28 9332 San Luis Obispo Trail to Cerro Alto from Cerro Alto camp. Comment
  SEINET11989055  Arctostaphylos glandulosa f. cushingiana R. Gankin, Hildreth, W. R. 1967-1 1187 San Luis Obispo ca 1 mi E of Cuesta Pass on ridge road Comment
  CAS-BOT-BC23312  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8608 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  SBBG93922  Arctostaphylos glandulosa subsp. cushingiana S. A. Junak 1990-10-11 4438 San Luis Obispo near NW corner of Cuesta Ridge Botanical Area (just E of W saddle), along N side of USFS Rd 29S11.3, ca. 5.6 mi W of US Hwy 101 719 Comment
  CAS-BOT-BC24873  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1946-11-16 6551 San Luis Obispo Upper Arroyo Grande, at top of ridge apposite County Park. Comment
  UCD51245  Arctostaphylos glauca Roman Gankin; W. R. Hildreth 1967-10-12 1141 San Luis Obispo 0.4 mile southeast of Pozo summit; soil decomposed granite. Comment
  UC524087  Arctostaphylos glauca Ira L. Wiggins 1932-3-21 5832 San Luis Obispo grade at w end of plains Carisa Plains (on road to Santa Margarita) Comment
  OBI66769  Arctostaphylos hookeri subsp. hearstiorum Austin P. Griffiths, G. F Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo At SW rim of Arroyo de la Cruz, E of hwy 1 Comment
  SEINET11989183  Arctostaphylos hookeri subsp. hearstiorum R. Gankin, Hildreth, W. R. 1967-1 1117 San Luis Obispo ridge N of Arroyo de los Chinos, 0.25 mi E of CA 1, ca 9 mi N of San Simeon Comment
  SEINET11996210  Arctostaphylos hookeri subsp. hearstiorum W. Knight, Knight, I.; Wells, P. V. 1989-1 6428 San Luis Obispo park at S bridge abutment over Arroyo de la Cruz & hike up hill to chaparral patches, E side of Hwy1 76 Comment
  CAS-BOT-BC39008  Arctostaphylos luciana R. F. Hoover 1964-1-11 8620 San Luis Obispo Ridge west of bend of Lopez Canyon, in shale. Comment
  OBI25611  Arctostaphylos luciana Malcolm McLeod, Craig Cunningham, Kathleen Jones, Garlord Jones, Barry Anderson, Scott Hessler unk 1356 San Luis Obispo 19I80 Cuesta Ridge East, head of trail to Lopez Canyon Comment
  HSC91724  Arctostaphylos morroensis Susan H. Bicknell 1988-11-20 San Luis Obispo Montano de Oro State Park, Hazard Canyon N Ridge Comment
  OBI14625  Arctostaphylos morroensis Robert F. Hoover 1964-1 San Luis Obispo Comment
  SBBG114647  Arctostaphylos morroensis D. H. Wilken 2002-4-24 15888 San Luis Obispo dunes below Pecho Valley Rd, ca. 2.2 map km NE of mouth of Hazard Cyn 80 Comment
  UC1334948  Arctostaphylos morroensis A. E. Wieslander 1936-2-25 601 San Luis Obispo w Los Osos Creek; Cayucos Quadrangle 30 Comment
  UCD52493  Arctostaphylos morroensis Roman Gankin; Lalit Srivastara and Chas. Lamoureux 1958-2-5 271 San Luis Obispo South end of Morro Bay. Comment
  CAS-BOT-BC39807  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16843 a San Luis Obispo Chorro Creek Comment
  OBI14582  Arctostaphylos obispoensis Jack M. Farrell 1955-2-21 115 San Luis Obispo Cal Poly campus Comment
  CAS-BOT-BC39835  Arctostaphylos obispoensis R. F. Hoover 1955-1-22 8352 San Luis Obispo Summit of ridge north of San Carpoforo Creek. Comment
  UCD52918  Arctostaphylos obispoensis Robert E. Preston 1999-3-29 1207 San Luis Obispo Ca. 6 mi. NE of Morro Bay. 304 Comment
  CAS-BOT-BC44412  Arctostaphylos pechoensis Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo Between See Canyon and Irish Hills Comment
  SBBG48525  Arctostaphylos pechoensis L. W. Edge 1974-6-10 446 San Luis Obispo near summit, See Cyn Rd Comment
  UCD53482  Arctostaphylos pechoensis R. F. Hoover 1967-2-18 10255 San Luis Obispo Diablo Canyon; San Luis Range. Comment
  OBI14569  Arctostaphylos pechoensis Robert F. Hoover 1947-1-6 6591 San Luis Obispo Above head of See Cyn, San Luis range (region of type locality) Comment
  SEINET11987190  Arctostaphylos pechoensis W. Knight, Knight, I. 1981-1 3923 San Luis Obispo Tilden Botanic Garden, Berkeley, orig. from See Canyon Comment
  UCD53543  Arctostaphylos pechoensis Roman Gankin 1965-3-31 466 San Luis Obispo Ca. 1/2 mile east of road; summit See Canyon. Comment
  CAS-BOT-BC44392  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8600 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  UC1309679  Arctostaphylos pilosula N. French 1936-1-31 708 San Luis Obispo Sycamore Springs Arroyo Grande Quadrangle 60 Comment
  UC1334937  Arctostaphylos pilosula A. E. Wieslander 1935-6-16 580 San Luis Obispo 1 mi e Sycamore Springs; Arroyo Grande Quadrangle 76 Comment
  CAS-BOT-BC44352  Arctostaphylos pilosula A. E. Wieslander 1935-6-6 12509 San Luis Obispo Santa Barbara Nat'l Forest, American Canyon, La Panza quadrangle 1066 Comment
  CAS-BOT-BC44396  Arctostaphylos pilosula R. F. Hoover 1963-5-2 8552 San Luis Obispo Summit of La Panza Range east of Pozo Comment
  CAS-BOT-BC44416  Arctostaphylos pilosula Clare B. Hardham 1956-6-6 877 San Luis Obispo Dillagama Creek, Cypress Mt. Comment
  CAS-BOT-BC44422  Arctostaphylos pilosula R. F. Hoover 1948-4-16 7453 San Luis Obispo Eacle Ranch so. of Atascadero Comment
  JEPS98801  Arctostaphylos pilosula Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1767 San Luis Obispo 9 mi E of Pozo (enroute to McKittrick); La Panza Range Comment
  JEPS98802  Arctostaphylos pilosula R. F. Hoover 1964-2-20 8638 San Luis Obispo Oak Park district, N of Arroyo Grande Comment
  OBI26818  Arctostaphylos pilosula David J. Keil 1981-3-7 14287 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Calif rte 227. Comment
  SEINET11995495  Arctostaphylos pilosula W. Knight, Knight, I. 1986-1 6349 San Luis Obispo Santa Barbara Rd (Atascadero Rd) 2 mi from Atascadero Comment
  SEINET7266338  Arctostaphylos pilosula A. E. Wieslander 1935-2-26 607 San Luis Obispo S. of Los Berros Creek. 122 Comment
  OBI66782  Arctostaphylos tomentosa subsp. tomentosa Austin P. Griffiths 1987-4-11 18098 San Luis Obispo Arroyo de la Cruz. On SE ridge below Cinnabar BM 122 Comment
  CAS-BOT-BC27284  Arctostaphylos vestita Mary Katherine (Mrs.) Brandegee 1889-6-1 17 San Luis Obispo San Simeon Comment
  UCD51082  Arctostaphylos wellsii Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve. Immediate across trail NW of corral, 2.5 mi from gate. Comment
  SBBG125410  Arenaria paludicola M. A. Elvin with J. Chesnut 2005-9-28 4584 San Luis Obispo N central portion of lake on floating bog, just W of median strip of willows, Oso Flaco Lake 4 Comment
  CAS-BOT-BC137613  Aristida adscensionis Marcus E. Jones 1882-5-9 3245 San Luis Obispo San Luis Obispo. Comment
  OBI22526  Aristida adscensionis Robert F. Hoover 1965-5-14 9360 San Luis Obispo East Fork Corral de Piedra Crk Comment
  OBI75824  Aristocapsa insignis Robert F. Hoover 1946-6-2 6135 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  CAS-BOT-BC47684  Armeria maritima subsp. californica David D. Keck 1933-5-4 2186 San Luis Obispo Cambria Comment
  OBI83455  Artemisia californica Drew Kenyon, Katie Felger, Meha Patel 2017-1-27 5 San Luis Obispo Irish Hills Natural Reserve, about a quarter mile from the trailhead along the east side of the Bog Thistle trail 125 Comment
  OBI31959  Artemisia douglasiana David J. Keil, Melissa Luckow 1981-7-3 14951 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  UC1119552  Artemisia douglasiana H. A. Jensen 1930-7-6 28 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  CAS-BOT-BC90625  Artemisia dracunculus R. F. Hoover 1946-8-17 6294 San Luis Obispo Upper Arroyo Grande Creek Comment
  RSA0027875  Artemisia dracunculus Greg Wilvert, Cedrick Villasenor, Ben Carter 2005-9-15 522 San Luis Obispo Southeast half of the Caliente Range: Next to Semper Spring. 903 Comment
  CAS-BOT-BC90615  Artemisia dracunculus Mrs. R. W. Summers 1986-12-21 474 San Luis Obispo S.L. Obispo Comment
  CAS-BOT-BC93747  Artemisia ludoviciana subsp. incompta Mrs. R. W. Summers 1885-9-7 472 San Luis Obispo Near creek, San Luis Obispo Comment
  OBI77832  Asclepias Danielle DeRome 1995-4-1 41955 A San Luis Obispo Poly Cyn just ENE of the Peterson farmhouse on the W facing slope above Brizzolara Crk Comment
  OBI27841  Asclepias fascicularis Joan Coffey 1972-5-6 16 San Luis Obispo Dirt lot near RR track by Monterey St overpass in San Luis Obispo Comment
  RSA43319  Asclepias vestita J. T. Howell 1948-6-15 s.n. San Luis Obispo Hughes Canyon SE of Shandon. 457 Comment
  OBI21247  Asparagus asparagoides R. D. Brister 1964-3-8 28 San Luis Obispo In SLO Comment
  SBBG871  Asparagus officinalis C. B. Hardham 1956-9-19 3858 San Luis Obispo Atascadero Crk Comment
  OBI76914  Aspidotis californica D. R. Miller 2012-5-2 512 .1019 San Luis Obispo Rocky Butte/Pine Mt Region. Pine Mtn area (Little Pine, W slope) 732 Comment
  RSA119279  Astragalus asymmetricus J. M. Tucker 1958-5-21 3386 San Luis Obispo Bitterwater Road, at mouth of Palo Prieto Canyon, Cholame Ranch. 335 Comment
  SD245364  Astragalus asymmetricus David Keil 1998-6-8 27678 San Luis Obispo Between Creston & Shandon along Hwy 41, 4.3 road miles NE of junction with La Panza Rd, 0.2 miles SW of junction with Amber Hill Rd. Comment
  SEINET948086  Astragalus asymmetricus J. M. Tucker 1958-1 3386 San Luis Obispo Bitterwater Road, at mouth of Palo Prieto Canyon, Cholame Ranch 335 Comment
  UCD170769  Astragalus curtipes George K. Helmkamp; E. A. Helmkamp 2000-3-15 5335 San Luis Obispo San Luis Obispo County: Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos. 6 Comment
  UCR6168  Astragalus curtipes C. M. Bringle 1967-3-20 B670320- 19 San Luis Obispo South Coast Range/Central Coast, 2 mi north of San Luis Obispo on H.A. Hildenbrand Ranch, Rt. 2 Box 103. First pasture behind ranch house, 200 ft. west of stream 427 Comment
  RSA583144  Astragalus curtipes L. S. Rose 1936-3-19 36084 San Luis Obispo 6 mi. NE of Morro Beach. Comment
  CAS-BOT-BC182345  Astragalus didymocarpus var. didymocarpus Ernest C. Twisselmann 1957-4-24 3404 San Luis Obispo Choice Valley Hills: Salt Canyon 579 Comment
  UCR159301  Astragalus douglasii George K. Helmkamp, E. A. Helmkamp 2005-4-22 9419 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
  CAS-BOT-BC182889  Astragalus douglasii Ernest C. Twisselmann 1954-4-29 1119 San Luis Obispo Summit of Palo Prieta Pass 640 Comment
  CAS-BOT-BC182890  Astragalus douglasii Clare B. Hardham 1956-7-23 1193 San Luis Obispo C.H. Montgomery Ranch, Willow Creek Comment
  CAS-BOT-BC182900  Astragalus douglasii Ira L. Wiggins 1933-6-30 6745 San Luis Obispo 7 mi. W. of Templeton Comment
  POM216301  Astragalus douglasii D. D. Keck 1933-5-3 2112 San Luis Obispo 2.5 miles east of Estrella on road to Shandon. Comment
  OBI13361  Astragalus douglasii var. douglasii Robert F. Hoover 1947-3-30 6813 San Luis Obispo Calf Cyn Comment
  CAS-BOT-BC178275  Astragalus gambelianus Lois E. James 1946-4-17 1745 San Luis Obispo 2.8 miles NE of San Luis Obispo Comment
  OBI66656  Astragalus gambelianus D. R. Miller 1994-4-14 494 -201 San Luis Obispo Pine Mt Region. On figure eight, E slope of Pine Mt, Pico Crk drainage, Ridge Rd 900 Comment
  UCD104797  Astragalus gambelianus P. B. Kennedy 1929-4-12 s.n. San Luis Obispo San Luis Obispo County: 7 1/2 miles from Morro, on Ataseadero Road. Comment
  SD140849  Astragalus lentiginosus var. nigricalycis Christopher Christie 1997-3-17 219 San Luis Obispo East Foothills of Caliente Range. 810 Comment
  OBI32804  Astragalus lentiginosus var. nigricalycis David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12726 San Luis Obispo 29.5 mi SE of Calif Rte 58 along Soda Lake Rd Comment
  CAS-BOT-BC187539  Astragalus macrodon M. E. Jones 1902-6-25 s.n. San Luis Obispo Paso Robles Comment
  UC1285224  Astragalus macrodon R. F. Hoover 1952-5-24 8204 San Luis Obispo Caliente Mt. Caliente Mts. Comment
  UCD105136  Astragalus nuttallii J. M. Tucker 1963-4-10 3670 San Luis Obispo San Luis Obispo County: 7 miles from Morro Bay, U.S. Highway 466. Comment
  CAS-BOT-BC186535  Astragalus nuttallii var. nuttallii R. F. Hoover 1964-8-14 9251 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC257132  Astragalus oxyphysus D. H. Wilken; E. L. Painter; P. De Vries 2011-3-30 17934 San Luis Obispo Hills ca. 3.5 km NE of Padrones Spring, ca. 1.8 km S of jct of Padrones Spring Cyn Rd and Soda Lake Rd, Carrizo Plain Nat Monument 820 Comment
  CDA16347  Astragalus oxyphysus G. F. Hrusa 2000-4-1 15334 San Luis Obispo Carrizo Plain; Swain pasture on W side, (i.e. Swain pasture camp). 762 Comment
  SEINET948665  Astragalus oxyphysus J. M. Tucker 1953-1 2632 San Luis Obispo Sandy alluvial soil on south side of Carrizo Plain, beside road to Seaback Ranch, northeast of Caliente Mountain. Comment
  UCD22534  Astragalus oxyphysus Ralph Phillips 2003-4-10 S 8 San Luis Obispo San Luis Obispo County: Carrizo Plain. Along Soda Lake Road, north of intersection with Hwy 166. Barely inside the reserve. 700 Comment
  CAS-BOT-BC194114  Astragalus pomonensis R. F. Hoover 1964-6-6 8969 San Luis Obispo Los Osos Comment
  SBBG3148  Astragalus trichopodus var. phoxus C. B. Hardham 1958-5-10 1953 San Luis Obispo Willow Crk near Mennonite Church Comment
  CAS-BOT-BC199101  Astragalus trichopodus var. phoxus Marcus E. Jones 1927-4-24 s.n. San Luis Obispo North of Sangus, Ridge Route Comment
  CAS-BOT-BC17578  Athysanus pusillus Clare B. Hardham 1956-3-4 164 San Luis Obispo Santa Lucia Mountains. Atascadero. Paradise Valley. Comment
  CAS-BOT-BC16355  Athysanus unilateralis H. D. Ripley; R. C. Barneby 1941-4-27 3285 San Luis Obispo Above mid Painted Rock, Carrizo Plain. 975 Comment
  CDA17624  Atriplex californica Austin Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay Sandspit, midspit. Comment
  UCSB38593  Atriplex californica Ferren, Wayne 1979-8-8 San Luis Obispo Just N of museum, Morro Bay State Park Comment
  CAS-BOT-BC172625  Atriplex coronata Ernest C. Twisselmann 1962-8-23 7692 San Luis Obispo O'Brien Lake, hills at the summit of Palo Prieta Canyon 640 Comment
  RSA43048  Atriplex coronata var. coronata Robert F. Hoover 1946-10-6 6478 San Luis Obispo Cholame Comment
  OBI17305  Atriplex lentiformis Robert F. Hoover 1966-10-7 10119 San Luis Obispo Cuyama River at mouth of Chimney Canyon Comment
  OBI35411  Atriplex leucophylla Helen Jones 1982-8-7 100 San Luis Obispo Piedras Blancas Point Comment
  OBI57983  Atriplex leucophylla Austin P. Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes. ca. 2-3 mi S of Oso Flaco Crk Comment
  OBI82559  Atriplex leucophylla David J. Keil 2015-8-10 33340 San Luis Obispo Avila Beach 1 Comment
  OBI77923  Atriplex leucophylla Helen Jones 1982-8-27 52 San Luis Obispo Piedras Blancas Point. Adj to Cormorant rock Comment
  OBI52843  Atriplex prostrata David J. Keil, with V. L. Holland 1991-8-22 22574 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  UC1136332  Atriplex semibaccata C. M. Belshaw 1936-3-28 1750 San Luis Obispo 0.4 mi nw Cayucos; Cayucos Quad., nw of Cayucos Comment
  UCSB38591  Atriplex spinifera Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Junction of roads at SE end of Soda Lake; 30.8 mi. NW of California Valley; 30.8 mi. NW of junction of Westside Hwy. and Soda Lake Rd., Carrizo Plain Comment
  OBI36507  Atriplex vallicola Charlotte L. Bowen 1982-6-2 482 c San Luis Obispo East side of Soda lake 585 Comment
  CAS-BOT-BC146084  Avena barbata Ernest C. Twisselmann 1956-5-7 2784 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ian McMillan Ranchgrounds, GIllis Canyon. 487 Comment
  OBI28556  Avena fatua John Jackman & Julie Truesdale, Julie Truesdale 1980-1 29 San Luis Obispo MacGillivary Ranch, Adelaida, CA Comment
  OBI56351  Axonopus compressus Watson, Groat April1988 s.n. San Luis Obispo Weed in containers in greenhouse near Nipomo Comment
  SBBG104902  Azolla filiculoides M. D. Proctor, E. A. Young 1993-4-12 ROB 397 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  SBBG45149  Baccharis glutinosa L. E. Allen 1966-5-19 San Luis Obispo W of Oso Flaco Lake Comment
  SBBG7719  Baccharis glutinosa C. B. Hardham 1958-8-17 3848 San Luis Obispo Santa Rita Crk Comment
  CDA17645  Baccharis glutinosa Austin Griffiths, Margaret Griffiths 1983-12-2 s.n. San Luis Obispo Guadalupe Dunes; Along north margin of Santa Maria River, ca. 1/2-1 mi in from mouth. Comment
  OBI69826  Baccharis glutinosa D. R. Miller 1993-9-1 993 -48 San Luis Obispo Pine Mt Region; at the spring area at 3 Ranch 366 Comment
  OBI29083  Baccharis pilularis subsp. consanguinea Karen Symonds 1982-7-17 34 San Luis Obispo Montana de Oro State Park, along Coon Creek trail. Comment
  OBI27191  Baccharis pilularis var. consanguinea Thomas Burrows 1981-4-30 149 San Luis Obispo Reservoir Cyn 145 Comment
  OBI31050  Baccharis pilularis var. consanguinea Julie M. Vanderwier 1978-10-26 88 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC99758  Baccharis salicifolia Ira L. Wiggins 1929-5-21 3707 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  RSA187445  Baccharis salicifolia I. L. Wiggins 1929-5-21 3707 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI77800  Baccharis salicifolia Eric Wise 1983-2-17 1641 San Luis Obispo Cuyama River, Pine Cyn Forest Serv. Stn Comment
  OBI15180  Barbarea orthoceras Aart C. De Vos 1963-4-20 68 San Luis Obispo Cuesta Ridge Comment
  SBBG132327  Bellardia trixago D. Keil, T. Teed, Mariko Uchida 2001-6-15 29593 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  RSA586509  Bellardia trixago F. L. Johnson, E. A. Young 1993-5-26 ROB- 625 San Luis Obispo 1.5 km WNW of Chorro Red, CSLO. [Camp San Luis Obispo] Comment
  RSA121715  Berberis pinnata B. Bolt 1936-3-14 624 San Luis Obispo One mile southeast of Black Hill. 244 Comment
  RSA195834  Berula erecta E. C. Twisselmann 1967-9-9 13686 San Luis Obispo Ortega Spring, Palo Prieta Canyon 599 Comment
  CAS-BOT-BC105996  Blennosperma nanum var. nanum H. D. Ripley; R. C. Barneby 1941-4-13 3247 San Luis Obispo Between Simmler and Soda Lake, Carrizo Plains 670 Comment
  CAS-BOT-BC127813  Blepharizonia laxa Ernest C. Twisselmann 1962-8-23 7702 San Luis Obispo Goldtree Hills, southwest of Grant's lake 640 Comment
  CAS-BOT-BC127843  Blepharizonia laxa R. F. Hoover 1965-9-18 9588 San Luis Obispo Highland district (site of former Highland School). Comment
  UC57507  Bloomeria crocea J. H. Barber 1899-5-22 San Luis Obispo near Morro Comment
  CAS-BOT-BC478929  Bloomeria crocea var. crocea David D. Keck 1934-4-26 2806 San Luis Obispo 8 mi. W. of Simmler, western edge of Carrizo Plains, on road to La Panza Comment
  CAS-BOT-BC31041  Bolboschoenus maritimus Clare B. Hardham 1958-10-3 3978 San Luis Obispo Drainage ditch, Fairgrounds. Paso Robles. Comment
  OBI70578  Bolboschoenus maritimus Larry Kelly, David J. Keil 1988-10-1 266 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI43575  Bolboschoenus maritimus subsp. paludosus Eric Wise 1982-6-25 1578 San Luis Obispo Pismo State Beach, Oceano Campground Comment
  CAS-BOT-BC95391  Bowlesia incana Ira L. Wiggins 1929-4-16 3648 San Luis Obispo 8 miles north of Cayucos Comment
  OBI47491  Bowlesia incana David J. Keil, Corky Matthews, Ron Branson, Malcolm McLeod 1984-5-13 18235 -1 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1953287  Bowlesia incana Anthony Baniaga 2010-4-4 95 San Luis Obispo Tierra Redonda Mountain. Comment
  CAS-BOT-BC95394  Bowlesia incana Clare B. Hardham 1956-4-19 458 San Luis Obispo Santa Lucia Mtns., Kiler Canyon Comment
  OBI9790  Boykinia occidentalis Robert F. Hoover 1964-6-7 8997 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI39366  Brachypodium distachyon David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16088 San Luis Obispo Slopes of Cypress Mtn. Ca. 2 mi W of Warrens' cabin along dirt road Comment
  OBI66112  Brachypodium distachyon D. R. Miller unknown 594 -330 San Luis Obispo Pine Mtn Region. In walnut orchard at Egeberg's ranch; San Simeon crk drainage 600 Comment
  OBI25593  Brassica nigra David J. Keil 1981-5-16 14679 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI31819  Brassica nigra Turnquist, Smeltzer 1982-5-1 89 San Luis Obispo NE side of Laguna Lake Park Comment
  CAS-BOT-BC145498  Briza maxima John Thomas Howell 1964-6-30 40878 San Luis Obispo Cambria. Comment
  CAS-BOT-BC484533  Brodiaea jolonensis Ernest C. Twisselmann 1969-5-19 15306 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road 213 Comment
  CAS-BOT-BC144230  Bromus arenarius Eben McMillan 1953-5-8 144 San Luis Obispo Eben McMillan Ranch. Choice Valley, two miles south, eight miles east of Shandon. Comment
  OBI59061  Bromus arenarius David J. Keil 1998-5-13 27256 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  UC1873085  Bromus berteroanus David Keil with Rhonda Riggins 2003-4-23 30127 San Luis Obispo Caliente Range. Along road paralleling Morales Canuyon pon south side of range 905 Comment
  UCD163513  Bromus berteroanus CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 612 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 846 Comment
  CAS-BOT-BC148963  Bromus carinatus var. carinatus R. F. Hoover 1965-5-22 9390 San Luis Obispo Cambria. North of town. Comment
  CAS-BOT-BC148971  Bromus carinatus var. carinatus R. F. Hoover 1964-7-9 9143 San Luis Obispo 5 miles west of Pozo (Salsipuedes Creek). Comment
  OBI22376  Bromus catharticus Robert D. Page 1962-3-31 53 San Luis Obispo Near intersection of Foothill and Old Los Osos Valley rd Comment
  UCR131915  Bromus catharticus George K. Helmkamp 2003-11-22 8223 San Luis Obispo Central Coast, base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande 15 Comment
  RSA0065424  Bromus catharticus Jack Erspamer 1968-4-3 s.n. San Luis Obispo Morro Bay. Comment
  CAS-BOT-BC155855  Bromus catharticus var. elatus Ernest C. Twisselmann 1956-6-25 3007 San Luis Obispo Temblor Range and the Western San Joaquin Valley. GIllis Canyon. 693 Comment
  OBI3833  Bromus diandrus Elizabeth Rudd 1971-5-23 274 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  RSA0042914  Bromus diandrus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6290 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
  OBI79451  Bromus grandis David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31730 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail. Pine Mountain. 960 Comment
  OBI35308  Bromus hordeaceus H. E. Jones 1981-5-18 23 San Luis Obispo Point Piedras Blancas Comment
  SBBG95291  Bromus hordeaceus F. A. Lindholm 1971-4-8 137 San Luis Obispo 6 mi N of Cayucos 518 Comment
  OBI19853  Bromus hordeaceus Walter F. Chesebro 1978-5-6 118 San Luis Obispo Soda Lake 610 Comment
  CAS-BOT-BC162307  Bromus madritensis John Thomas Howell 1964-6-28 40717 San Luis Obispo Coast Highway 1mile north of Rugged Point. Comment
  OBI19880  Bromus madritensis subsp. madritensis Walter F. Chesebro 1978-4-9 43 San Luis Obispo Collected near dunes just below entrance to Montana de Oro State Park Comment
  OBI40741  Bromus madritensis subsp. rubens David J. Keil, Dirk Walters 1986-5-2 19312 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn. They cyn was burned in July, 1985 in the Las Pilitas Fire 305 Comment
  OBI28105  Bromus madritensis subsp. rubens Carrie Wilson, Allison Berry 1982-4-24 7 San Luis Obispo Approx 6.5 mi NW of Paso Robles on CA rte G14. 1/2 mi inside entrance to Devil's Gorge cmpgd. On ridge above E shore of Lake Nacimiento Comment
  RSA201253  Bromus marginatus Eben McMillan 1953-5-8 147 San Luis Obispo E. McMillan Ranch, Choice Valley. Two miles south and eight miles east of Shandon Comment
  OBI22416  Bromus pseudolaevipes Robert F. Hoover 1946-6-15 6148 San Luis Obispo Rinconada Mine (W of Pozo) Comment
  OBI22452  Bromus sitchensis Robert F. Hoover 1964-5-14 8862 San Luis Obispo See Cyn Comment
  UC1583685  Bromus sitchensis David Keil with Malcolm McLeod, and California Native Plant Society Rare Plant Committee 1983-5-1 16961 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI3028  Bromus sitchensis Larry E. Brown 1971-4-25 1967 San Luis Obispo See Cyn S of San Luis Obispo Comment
  UC1131261  Bromus sterilis H. C. Lee 1937-5-10 904 San Luis Obispo 1/2 mi n of Lake Ysabel 228 Comment
  OBI7027  Cakile maritima Marguerite Costigan 1972-10-15 26 San Luis Obispo About 150 yds from ocean, 1/16 mi N of Morro Rock Comment
  CAS-BOT-BC36968  Cakile maritima var. maritima Ernest C. Twisselmann 1955-10-1 2418 San Luis Obispo Morro Bay sand bars, near park headquarters. 1 Comment
  OBI10817  Calandrinia breweri Robert F. Hoover 1947-3-26 6742 San Luis Obispo Price Cyn (just S of) Comment
  SBBG93711  Calandrinia breweri S. A. Junak 1990-5-1 4289 San Luis Obispo Cuesta Ridge Botanical Area: powerline access rd which intersects Tassajera Crk Rd, ca. 2.4 mi W of US Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  SBBG81971  California macrophylla C. F. Smith 1950-4-30 2700 San Luis Obispo rd NE of Pinole Land and Cattle Company headquarters, ca. 3 airline mi SW of Yeguas Mtn Comment
  UC1928166  Callitriche heterophylla David Keil 2006-4-17 30431 San Luis Obispo Santa Margarita Ranch south of Santa Margarita along Pozo Road, 0.8 miles N of intersection with Pozo Road. Vicinity of 35 21.61'N, 120 33.01'W. Highway right of way next to culvert. Comment
  SBBG124967  Callitriche marginata C. B. Hardham 1958-5-3 3176 San Luis Obispo intersection, US Hwy 101 and Santa Barbara Rd, Atascadero Comment
  SBBG108265  Calochortus C. B. Hardham 1961-5-17 7067 b San Luis Obispo ridge ca. 1 mi NW of Ocean View Mine Comment
  UC1134445  Calochortus albus G. T. Nordstrom 1937-5-12 1206 San Luis Obispo 0.5 mi ese Asuncion School; Adelaida Quad. 396 Comment
  CAS-BOT-BC492194  Calochortus albus R. F. Hoover 1949-5-19 7711 San Luis Obispo Forks of San Simeon Creek Comment
  PASA524  Calochortus albus Margaret Stason 1931-5-3 San Luis Obispo Santa Rita Canon Comment
  CAS-BOT-BC487776  Calochortus argillosus R. F. Hoover 1947-5-12 7162 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  OBI82507  Calochortus clavatus David J. Keil, with Kathleen Keil 2016-6-26 33281 San Luis Obispo Santa Rita Road between Cayucos and Templeton 250 Comment
  SEINET10839635 Image available Calochortus clavatus John G. Lemmon Lemmon s.n. San Luis Obispo Comment
  SBBG119398  Calochortus luteus E. Painter, J. Froland 2000-5-4 CR 51 San Luis Obispo NW of Rd C-25, N of Tower Rd, Training Area O; Camp Roberts 250 Comment
  CAS-BOT-BC492537  Calochortus luteus Rev. R. W. Summers 1883-6-17 841 San Luis Obispo Summit San Louis Mt, suburb Comment
  CAS-BOT-BC132423  Calochortus obispoensis Marion Ownbey; Ruth P. Ownbey 1938-7-4 1692 San Luis Obispo Reservoir Canyon, about 3 miles northeast of San Luis Obispo Comment
  OBI27396  Calochortus obispoensis Thomas Burrows 1980-6-20 85 San Luis Obispo Reservoir cyn Comment
  UCSB56052  Calochortus obispoensis Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo Directly north 1 mile from junction of Reservoir Canyon and Hampton Canyon, just north of San Luis Obispo off Hwy. 101 274 Comment
  CAS-BOT-BC132450  Calochortus palmeri R. F. Hoover 1947-5-31 7244 San Luis Obispo Mariana Creek, east side of La Panza Range Comment
  OBI69527  Calochortus simulans David J. Keil, with V. L. Holland 2008-6-12 30538 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  OBI79587  Calochortus simulans David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31596 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 480 Comment
  RSA0016807  Calochortus simulans S. W. Austin 1982-5-30 s.n. San Luis Obispo Las Pilitas Rd., about 1/2 so. from jct. with Park Hill Rd., on rt. side as one goes N., west facing road cut, vicinity of Santa Margarita Lake; Comment
  UC454393 Image available Calochortus venustus I. J. Condit 1911-6-13 San Luis Obispo Morro 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
  SBBG34882  Calystegia macrostegia Mrs. R. W. Summers 1887-5-27 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI17790  Calystegia macrostegia subsp. cyclostegia Penelope Blackmer 1973-4-5 26 San Luis Obispo Pennington Creek bio reserve Comment
  OBI79886  Calystegia macrostegia subsp. cyclostegia Garrett P. Ahern 2014-3-27 120 San Luis Obispo Cuesta Ridge Botanical Area (West), Along T.V. Tower Road, about 1.6 miles from junction with Highway 101. 546 Comment
  RSA394775  Calystegia macrostegia subsp. cyclostegia F. H. Elmore 1933-8-4 350 San Luis Obispo Avila Comment
  UCR160396  Calystegia macrostegia subsp. cyclostegia George K. Helmkamp, E. A. Helmkamp 2005-6-9 9615 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  CAS-BOT-BC221385  Calystegia macrostegia subsp. cyclostegia Clare B. Hardham 1960-5-1 5673 San Luis Obispo Santa Lucia Mountains. Morro del Mar Comment
  CDA39854  Calystegia macrostegia subsp. cyclostegia T. C. Fuller 1968-5-22 17067 San Luis Obispo West side of Ardath Drive, south of Pembrook Drive, Cambria. 0 Comment
  OBI8491  Calystegia macrostegia subsp. cyclostegia R. D. McCall 1978-10-10 16 San Luis Obispo Reservoir Cyn Comment
  OBI62693  Calystegia malacophylla Jason Dart 2003-5-6 D 176 San Luis Obispo Santa Margarita Ranch, 1 mi due S of the intersection of Pozo Rd and hwy 58 E. 366 Comment
  SBBG118545  Calystegia malacophylla subsp. pedicellata E. Painter, M. Wetherwax with K. Downing, C. Bratt 2000-5-17 CR 94 San Luis Obispo ridge above Tower Rd, above Nacimiento River; Camp Roberts 280 Comment
  UCR4762  Calystegia malacophylla subsp. pedicellata Frank C. Vasek 1960-5-7 600507- 01 San Luis Obispo Central Coast Range, 0.7-0.75 mile east of La Panza Campgrounds [near La Panza Summit], on Pozo Road 747 Comment
  CAS-BOT-BC221165  Calystegia malacophylla subsp. pedicellata Bruce A. Stein 1981-4-25 500 San Luis Obispo Navajo Rd. c. 1 mile south of Hwy 58, La Panza Range 609 Comment
  SEINET205754  Calystegia occidentalis W. MacLeod, M. MacLeod 1966-5-29 San Luis Obispo 5 miles east of Margarita on CA highway 58 335 Comment
  OBI15289  Calystegia subacaulis subsp. episcopalis Robert J. Rodin 1954-4-3 5943 San Luis Obispo On E side of Bishop's Peak, San Luis Obispo Comment
  OBI53945  Calystegia subacaulis subsp. episcopalis Justin Epting 1995-7-10 s.n. San Luis Obispo Cal Poly Biological Preserve 259 Comment
  SBBG118540  Calystegia subacaulis subsp. episcopalis E. Painter, M. Wetherwax 2000-4-20 SLO 79 San Luis Obispo NW slope of Cerro Romualdo; Camp San Luis Obispo 180 Comment
  RSA186627  Camissonia boothii subsp. decorticans Peter H. Raven 1963-5-5 18326 San Luis Obispo North road to Adelaida near junction to Nacimiento Dam Comment
  RSA115609  Camissonia californica E. C. Twisselmann 1955-5-18 1996 San Luis Obispo San Juan River Valley, 8.6 miles south of Shandon 427 Comment
  RSA186641  Camissonia campestris subsp. obispoensis Peter H. Raven 1963-5-5 18301 San Luis Obispo 1.8 miles west of Bee Rock. Comment
  RSA125214  Camissonia cheiranthifolia subsp. cheiranthifolia P. A. Munz 1957-5-17 22588 San Luis Obispo South end of Morro Bay Comment
  OBI81110  Camissonia contorta Jason Dart, A. Weichert, G. Hind 2010-5-19 398 -H19 San Luis Obispo Hind River Ranch, west side of Salinas River along the dirt entrance road parallelling Crescent Lake, approximately 1.25 miles east of the intersection of Highway 58 and Pozo Road 334 Comment
  OBI66904  Camissonia graciliflora David J. Keil, with Kathleen A. Keil 2001-4-20 29338 San Luis Obispo Shell Creek Road north of Highway 58 where wash crosses road. Vicinity of 35.4924 deg. N x 120.3296 deg. W 399 Comment
  RSA186467  Camissonia micrantha Peter H. Raven 1963-5-5 18304 San Luis Obispo 1.8 miles west of Bee Rock Comment
  POM306671  Camissonia ovata Henry J. Ramsey, Henry J. Ramsey 1940-4-21 1484 San Luis Obispo Cambria Pines. Comment
  OBI35297  Camissoniopsis cheiranthifolia Melody Dickens 1980-7-4 35 San Luis Obispo Morro rock, Morro Bay Comment
  CAS-BOT-BC160309  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Alice Eastwood 1906-7-3 814 San Luis Obispo Road to Casmailia [Casmalia] Comment
  OBI73647  Camissoniopsis intermedia David J. Keil 2010-6-7 30867 San Luis Obispo La Panza Mountains. Highway 58. Comment
  CHSC43087  Camissoniopsis micrantha L. P. Janeway; Jean Witzman, Julie Jensen 1987-5-31 2121 San Luis Obispo S side of Calf Cyn Rd (hwy 58) 3.0 mi from Santa Margarita, and 0.7 mi SE of Park Hill Rd. 327 Comment
  OBI53544  Camissoniopsis micrantha Arthur W. Hazebrook 1991-4-19 19 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  SD51001  Camissoniopsis micrantha Darley F. Howe 1960-4-9 2843 San Luis Obispo Just east of Morro Bay. Comment
  UC455713  Cardamine californica Unangst and Roadhouse 1906-2-26 San Luis Obispo e slope Hospital Canyon; e slope Hospital Canyon Comment
  RSA128459  Cardamine californica var. integrifolia Clare B. Hardham 1957-3-20 1551 San Luis Obispo York Mountain, W of Templeton. Comment
  SBBG104744  Carduus pycnocephalus subsp. pycnocephalus F. L. Johnson, E. A. Young 1993-5-24 ROB 574 San Luis Obispo ca. 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  POM258544  Carex barbarae Roxana S. Ferris 1939-6-9 s.n. San Luis Obispo Northern edge of Atascadero. Comment
  SEINET13347621  Carex cusickii G. T. Robbins 1950-5-13 3348 San Luis Obispo West shore of Oso Flaco lake Comment
  RSA180187  Carex dudleyi Clare B. Hardham 1963-7-3 10908 San Luis Obispo Waterdog Creek. Santa Lucia Mountains. 610 Comment
  SBBG127206  Carex globosa D. Keil, V. L. Holland 2010-6-15 30897 San Luis Obispo between San Luis Obispo and Arroyo Grande at 615 Ormonde Rd, S of intersection of Ormonde Rd with Price Cyn Rd 100 Comment
  OBI73596  Carex harfordii David J. Keil, with V. L. Holland 2010-6-15 30896 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. Comment
  SEINET12480795  Carex harfordii D. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-1 18712 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte 869 Comment
  SBBG66357  Carex obispoensis D. H. Wilken 2006-5-25 16288 San Luis Obispo slopes below Rinconada Mine site, ca. 2 km W of confluence of Salsipuedes and Rinconada crks 520 Comment
  SEINET10709696  Carex obispoensis Piehl 1963-4-20 PIEHL 6374 San Luis Obispo Forming dense, firmly-rooted tufts 2 1/2' tall in chaparral and under Sargent cypress. 2 1/2 mi. W. of Cuesta Summit Pass (Highway 101). Comment
  OBI22671  Carex praegracilis Robert F. Hoover 1967-5-6 10559 San Luis Obispo White Lake (S of Arroyo Grande) Comment
  OBI37568  Carex praegracilis V. L. Holland 1985-1 s.n. San Luis Obispo Nipomo Dunes NE and SE of Union Oil Refinery Comment
  SEINET10846920  Carex serratodens Marcus E. Jones 1882-5-6 Jones 3235 San Luis Obispo Comment
  UC771684  Carex serratodens R. F. Hoover 1946-6-30 6210 San Luis Obispo between Santa Margarita and Pozo; Rinconada Mine Comment
  OBI64826  Carex spissa David J. Keil, with Michael Curto 2001-1 San Luis Obispo Comment
  CAS-BOT-BC116836  Carex subbracteata var. subbracteata Ernest C. Twisselmann 1956-5-15 2788 San Luis Obispo Cayucos Road, apx 1.1 mi W of Cambria Road Junction, York Mountain. Santa Lucia Range 274 Comment
  SEINET13261686  Carex teneriformis D. Keil 1985-1 18799 San Luis Obispo Los Osos/ Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto Lake Comment
  OBI3228  Carpenteria californica Kathy Thom 1971-5-8 8 San Luis Obispo 198 Paso Robles St 91 Comment
  OBI78638  Carpobrotus edulis David J. Keil 2013-8-28 31987 San Luis Obispo Morro Bay State Park. Morro Rock Ecological Preserve. Along east base of Morro Rock at edge of parking lot 5 Comment
  OBI20416  Carpobrotus edulis Dave Heffner 1967-11-21 9 San Luis Obispo Morro Bay near sand dunes along Atascadero Beach. Comment
  SBBG127289  Carthamus lanatus D. Keil 2008-8-30 30559 San Luis Obispo Huasna Rd SE of Arroyo Grande, 3 mi SE of jct with Branch Mill Rd 107 Comment
  SBBG127307  Carthamus tinctorius D. Keil 1992-6-16 23296 San Luis Obispo Pismo Beach, along US 101 Comment
  OBI80487  Castilleja affinis David J. Keil 2015-2-14 32634 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 200 Comment
  OBI53577  Castilleja affinis Arthur W. Hazebrook 1991-4-28 52 San Luis Obispo Nipomo Duens complex, Big Coreopsis Hill, stabilized dunes; SW facing slope Comment
  UC1032484  Castilleja affinis subsp. affinis G. T. Nordstrom 1937-4-15 1083 San Luis Obispo 3.5 mi ese Williams Ranch; Adelaida Quad. 396 Comment
  OBI58459  Castilleja affinis subsp. affinis Austin P. Griffiths, M. D. Knutsen, K. G. Jones & G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Guadalupe dunes. Golden Girls Meadow, NW edge of Santa Maria River Estuary in first N arroyo Comment
  UCSB18440  Castilleja affinis subsp. affinis Breedlove, Dennis 1962-4-6 San Luis Obispo 3.7 miles north of Arroyo de la Cruz; on California State Highway 1 9 Comment
  UC886452  Castilleja ambigua subsp. ambigua Alice Eastwood and John Thomas Howell 1938-6-15 5986 San Luis Obispo Piedras Blancas Comment
  OBI9389  Castilleja ambigua subsp. insalutata Robert F. Hoover 1950-5-30 7947 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  JEPS24739  Castilleja applegatei subsp. martinii Clare B. Hardham 1960-6-17 6153 San Luis Obispo Chris Flood Sargent Cypress Forest, Santa Lucia Mountains Comment
  UC1392650  Castilleja attenuata Mrs. R. W. Summers Jun 1884 San Luis Obispo Santa Margarita Comment
  UCSB42919  Castilleja attenuata Fugle, Dorothy 1982-4-23 San Luis Obispo North side of Hwy. 46, 8 miles west of its junction with Hwy. 101, Santa Lucia Mtns. 365 Comment
  OBI58886  Castilleja brevistyla David J. Keil, with Kathleen A. Keil 1998-4-18 26805 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Rd; 1/2 mile from Hwy 58. Comment
  JEPS27029  Castilleja densiflora subsp. gracilis Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7410 San Luis Obispo ne base Cypress Mountain (slope just above w-most fork of Las Tablas Creek (Dellaganna or Carmen creek)) 518 Comment
  UC1315035  Castilleja densiflora subsp. gracilis R. F. Hoover 1967-4-8 10368 San Luis Obispo 18 mi se Creston (on La Panza road) Comment
  OBI9404  Castilleja densiflora subsp. obispoensis Robert F. Hoover 1969-4-22 11255 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  UCSB59206  Castilleja densiflora subsp. obispoensis Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo In Reservoir Canyon on northern side, north of San Luis Obispo off Hwy.101 213 Comment
  UC762711  Castilleja exserta R. F. Hoover 1946-4-27 6087 San Luis Obispo Price Canyon Comment
  OBI35580  Castilleja exserta S. M. Inman 1983-4-25 19 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  HSC91475  Castilleja exserta subsp. exserta Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro State Park, MDO 1 Comment
  JEPS70955  Castilleja exserta subsp. exserta L. R. Heckard 1973-5-12 3397 San Luis Obispo about 4 air mi nw Pozo (near Yaro Creek, along Las Palitos road) 502 Comment
  UCSB26575  Castilleja foliolosa Ketcham, A. 1968-4-26 San Luis Obispo summit of the mountain south of Coon Creek; about 1.3 miles from the end of Los Osos Valley Road Comment
  SBBG6847  Castilleja minor subsp. spiralis C. B. Hardham 1958-9-19 3856 San Luis Obispo Atascadero Crk Comment
  CAS-BOT-BC241099  Castilleja mollis Henry M. Pollard 1968-6-7 s.n. San Luis Obispo Dunes near Jack Lake, W. of Union Oil Refinery on Southern Pacific R.R. S. of Oceano Comment
  RSA312978  Castilleja subinclusa Robert F. Thorne, Percy C. Everett 1963-4-18 31481 San Luis Obispo 4 miles south of Cholame 488 Comment
  UC575332  Caulanthus anceps David D. Keck and J. Clausen 1935-4-9 3082 San Luis Obispo Cholame 1500 Comment
  CDA24773  Caulanthus anceps T. C. Fuller 1962-3-1 7740 San Luis Obispo Highway 41, 3.7 miles northeast of Cholame. 0 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
  CAS-BOT-BC40463  Caulanthus inflatus R. F. Hoover 1966-3-30 9780 San Luis Obispo First large canyon north of Crocker Grade, west side of Temblor Range. Comment
  SFV15505  Caulanthus inflatus E. J. Spencer 1992-4-5 20 San Luis Obispo Carrizo Plain Soda Lake Road, west of Elkhorn Hills. 732 Comment
  OBI41050  Caulanthus lasiophyllus David J. Keil 1986-5-13 19442 San Luis Obispo Hi Mtn Rd near Hi Mtn lookout 945 Comment
  SBBG93792  Caulanthus lasiophyllus S. A. Junak 1990-4-27 4227 San Luis Obispo N of USFS Rd 29511.3 at high voltage tower, ca. 5.9 mi W of US Hwy 101 and 0.3 mi N of NW boundary of the Botanic Area 701 Comment
  UC2027419  Caulanthus lasiophyllus Greg Wilvert 2005-4-16 243 San Luis Obispo Southeast Half of the Caliente Range. 1.7 km N of Quail Spring Reservoir. Comment
  OBI14894  Caulanthus lasiophyllus Robert F. Hoover 1950-4-2 7809 San Luis Obispo Panorama Hills Comment
  CAS-BOT-BC39539  Caulanthus lemmonii Chester Dudley 1926-4-1 s.n. San Luis Obispo Paso Robles. Comment
  SBBG54869  Caulanthus lemmonii R. F. Hoover 1967-4-5 10366 San Luis Obispo Shell Crk, just above confluence of Fernandez Crk Comment
  SBBG2577  Caulanthus lemmonii C. B. Hardham 1957-4-2 1603 San Luis Obispo Chalk Rock, Peachy Cyn Comment
  CAS-BOT-BC48985  Ceanothus cuneatus Ira L. Wiggins 1929-4-13 3463 San Luis Obispo northeast of Cuesta Grade Comment
  CAS-BOT-BC64467  Ceanothus cuneatus subsp. fascicularis Lewis S. Rose 1968-4-8 68028 San Luis Obispo 5 mi. n. of Lompoc. 152 Comment
  RSA293543  Ceanothus cuneatus subsp. fascicularis C. W. Tilforth, J. Dourley 1979-7-19 1830 San Luis Obispo Cuesta Ridge, west of La Cuesta Summit, north of San Luis Obispo Comment
  UC570033  Ceanothus cuneatus var. cuneatus H. C. Lee 1936-5-26 627 San Luis Obispo 3/4 mi s Avenales Ranger Station 685 Comment
  OBI69638  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18144 San Luis Obispo Montana de Oro State Park; On crest of 5th sandhill N of Spooner's Cove Comment
  CAS-BOT-BC49080  Ceanothus cuneatus var. ramulosus Gertrude Sinsheimer 1929-2-1 s.n. San Luis Obispo unspecified Comment
  UC1070590  Ceanothus dentatus B. Bolt 1936-4-20 669 San Luis Obispo 1.25 mi w. Cuesta; San Luis Obispo quad., Santa Barbara Nat. For. 701 Comment
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Feb 5 2014
  UC1318214  Ceanothus foliosus Mildred J. Cady 1938-5-15 San Luis Obispo in canyon near Pozo Comment
  SBBG94113  Ceanothus foliosus var. medius S. A. Junak 1990-4-26 4216 San Luis Obispo E edge of Cuesta Ridge Botanical Area, N of USFS Rd 29S11.3, ca. 2.7 mi W of US Hwy 101, on W side of access rd to KSBY TV towers, ca. 60 m N of locked gate 731 Comment
  UC1070588  Ceanothus foliosus var. medius B. Bolt 1936-6-4 752 San Luis Obispo 1.75 mi nw Cuesta; San Luis Obispo quad. 274 Comment
  SEINET12210807  Ceanothus foliosus var. medius W. Knight, Knight, I. 1982-1 4661 San Luis Obispo Tilden Botanic Garden, Berkeley Comment
  CAS-BOT-BC64330  Ceanothus griseus R. F. Hoover 1963-5-4 8558 San Luis Obispo Upper Coon Creek, San Luis Range. Comment
  UC1071416  Ceanothus griseus H. C. Lee 1936-3-16 510 San Luis Obispo Near mouth of Coon Creek 76 Comment
  CAS-BOT-BC126821  Ceanothus hearstiorum R. F. Hoover 1968-4-20 11066 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  CDA17699  Ceanothus hearstiorum Austin Griffiths 1986-4-3 s.n. San Luis Obispo Cultivated Plants; Arroyo de la Cruz ca. midway along south ridge. 0 Comment
  UC544639  Ceanothus impressus Frank McCoy 1936-3-7 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC63537  Ceanothus leucodermis E. G. Dudley 1908-4-25 s.n. San Luis Obispo Santa Lucia Mts. Comment
  RSA122430  Ceanothus leucodermis B. Bolt 1936-5-29 15742 San Luis Obispo 1/2 mile NNE of Santa Margarita. 351 Comment
  OBI10426  Ceanothus maritimus Robert F. Hoover 1948-4-14 7448 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI75686  Ceanothus maritimus Robert F. Hoover 1948-1-24 7411 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  UCSC010755  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  OBI10354  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1964-4-15 8725 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI40652  Ceanothus oliganthus var. sorediatus David J. Keil 1981-3-7 14282 San Luis Obispo Lopez Cyn along the stream Comment
  UC1071335  Ceanothus oliganthus var. sorediatus B. Bolt 1936-3-22 641 San Luis Obispo 1 mi sw Cuesta Pass; San Luis Obispo quad. 518 Comment
  CAS-BOT-BC50420  Ceanothus papillosus R. F. Hoover 1963-5-4 8555 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  UC1071214  Ceanothus papillosus B. Bolt 1936-3-13 623 San Luis Obispo 1/2 mi sw of mouth Sycamore Canyon; San Luis Obispo Quad., sw of mouth Sycamore Canyon Comment
  UC1602796  Ceanothus papillosus T. S. Brandegee June 1889 53 San Luis Obispo San Simeon Comment
  LA212264  Ceanothus papillosus W. M Arbaugh; 1935-4-10 s.n. San Luis Obispo Sea canyon, near the top. Comment
  UCD170414  Ceanothus thyrsiflorus var. griseus D. O. Burge 2017-2-26 2221 San Luis Obispo San Luis Obispo County: Cerro Cabrillo area, N slope of ridge connecting Cerro Cabrillo to Hollister Peak. 62 Comment
  OBI3865  Centaurea melitensis Patricia Wiese 1971-5-31 75 San Luis Obispo Fuelbreak in Cuesta ridge Botanical area. 2 mi NW of Cuesta Pass 762 Comment
  SBBG60915  Centromadia fitchii Henry Chapman Ford 1878-1 San Luis Obispo Cholame Comment
  CAS-BOT-BC288662  Centromadia fitchii R. F. Hoover 1966-9-16 10069 San Luis Obispo 1 mile N of Creston, extending nearly to Paso Robles Comment
  OBI54325  Centromadia parryi subsp. congdonii David J. Keil 1996-6-25 25915 San Luis Obispo Laguna Lake Park and vicinity Comment
  OBI64638  Centromadia parryi subsp. congdonii David J. Keil 2005-7-13 30414 San Luis Obispo Jesperson Ranch. SW of intersection of Buckley Road and Jesperson Road, south of San Luis Obispo. 120 deg. 40.188'W x 35 deg. 13.928'N Comment
  OBI69690  Centromadia parryi subsp. congdonii Bernard Miossi 1939-8-6 159 San Luis Obispo Along Los Osos Valley Rd, 4 mi from SLO 61 Comment
  CAS-BOT-BC279312  Centromadia pungens subsp. pungens Ernest C. Twisselmann 1969-11-28 16355 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 640 Comment
  CAS-BOT-BC279316  Centromadia pungens subsp. pungens R. F. Hoover 1965-9-19 9610 San Luis Obispo Divide between Calf Canyon and Huerhuero Creek Comment
  OBI16136  Centromadia pungens subsp. pungens Robert F. Hoover 1965-9-19 9616 San Luis Obispo Near San Juan River, La Panza Ranch Comment
  CAS-BOT-BC388384  Cerastium glomeratum Ernest C. Twisselmann 1969-4-24 15157 San Luis Obispo La Panza Range. Bedell Ranch, 5 miles southeast of Creston 350 Comment
  SBBG25503  Ceratophyllum demersum M. A. Piehl 1963-8-4 63775 San Luis Obispo N arm of Oso Flaco Lake Comment
  OBI31017  Cercocarpus betuloides Julie M. Vanderweir 1979-8-26 200 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC137168  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-4-15 8736 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  CAS-BOT-BC137174  Cercocarpus betuloides var. betuloides R. F. Hoover 1966-4-23 9836 San Luis Obispo American Canyon Campground Comment
  UCR25496  Chaenactis glabriuscula K. C. Nixon 1977-4-22 673 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo Sand Dunes, 6 mi north of Guadalupe on Calif. Hwy 1 (Pacific Coast Hwy) 31 Comment
  JEPS105120  Chaenactis glabriuscula var. glabriuscula Dean W. Taylor 1995-4-6 14780 San Luis Obispo Cholame Valley (ca. 1 mile E of Cholame); Davis Road 0.45 mi S of jct of Hwy 41 350 Comment
  UC1285389  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1964-6-6 8960 San Luis Obispo Los Osos Comment
  OBI28777  Chaenactis glabriuscula var. lanosa David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14510 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  UC472225  Chaenactis glabriuscula var. lanosa J. E. Roadhouse May 1905 440 b San Luis Obispo Morro Comment
  CAS-BOT-BC279641  Chaenactis stevioides R. F. Hoover 1966-4-2 9792 San Luis Obispo Between Panorama Hills and main Temblor Range, just north of Crocker Grade Comment
  OBI16828  Chaenactis stevioides Robert F. Hoover 1966-4-2 9792 San Luis Obispo Between Panorama Hills and main Temblor Range, just N of Crocker Grade Comment
  OBI26958  Chaenactis xantiana David J. Keil 1977-3-12 11954 San Luis Obispo S of Shandon, 5 mi N of jctn with State Rte 58 in game preserve area Comment
  CAS-BOT-BC426304  Chenopodium album R. F. Hoover 1964-8-13 9236 San Luis Obispo Mouth of Morro Creek Comment
  OBI66631  Chenopodium berlandieri David J. Keil 1998-10-9 28188 San Luis Obispo Just n of junction of Elkhorn Road and Soda Lake Rd. at s end of Carrizo Plain. Comment
  JEPS85889  Chenopodium californicum Roy E. Buck 1989-3-20 1110 San Luis Obispo wnw-facing lower slope of canyon just above Fernandez Creek confluence (ca 28 air km ese of Atascadero); N end of La Panza Range, canyon of Shell Creek 426 Comment
  SBBG65282  Chenopodium littoreum R. Hoffmann 1931-5-30 San Luis Obispo Oceano Comment
  SDSU19551  Chenopodium littoreum Nuri Benet-Pierce, John P. Pierce 2010-6-4 298 San Luis Obispo South facing slope at Nipomo-Dunes National Wildlife Refuge, Guadalupe, California 12 Comment
  SDSU19552  Chenopodium littoreum Nuri Benet-Pierce, John P Pierce 2010-6-7 310 San Luis Obispo Land Conservancy Preserve at Black Lake, Guadalupe, California 20 Comment
  UCD98295  Chenopodium missouriense Ernest C. Twisselmann 1960-8-22 5998 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of the county. 670 Comment
  UCR160305  Chenopodium multifidum George K. Helmkamp 2004-5-9 8572 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr. (Calif. Hwy 1), 0.2 mi south of the jct of Halcyon Rd. 61 Comment
  OBI17204  Chenopodium murale Robert F. Hoover 1964-10-3 9315 San Luis Obispo Bluffs S of mouth of Islay crk Comment
  UCD59683  Chloris virgata Ernest C. Twisselmann 1954-11-12 1669 San Luis Obispo San Luis Obispo County: Temblor Range and Western San Joaquin Valley, Hopper Ranch, 1/4 mile west of Shandon on San Juan Road. Comment
  OBI80998  Chlorogalum pomeridianum David J. Keil 2015-2-21 32649 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  OBI17413  Chlorogalum pomeridianum var. pomeridianum Lynne D. Althouse 1977-5-22 98 San Luis Obispo Wolfe's horse ranch near San Luis High School 122 Comment
  OBI78291  Chlorogalum purpureum Robert F. Hoover 1957-1 San Luis Obispo Comment
  RSA201740  Chondrilla juncea Robert F. Hoover 1965-9-7 9545 San Luis Obispo Cuesta Pass Comment
  SBBG107824  Chorizanthe C. B. Hardham 1964-6-13 12010 San Luis Obispo Bear Trap Comment
  SBBG80790  Chorizanthe angustifolia C. F. Smith 1974-5-8 10723 San Luis Obispo Dune Lakes S of Oceano Comment
  SEINET6033053 Image available Chorizanthe angustifolia Russell S. Woglum 1937-5-15 1722 San Luis Obispo Central Coast: Morro Bay Comment
  CAS-BOT-BC178989  Chorizanthe biloba James L. Reveal 1988-5-26 6912 San Luis Obispo Along California HIghway 58, 1 mile W of Shell Creek Road, 6.5 miles NW of La Panza and 1.6 miles E-SE of the La Panza Road at Wilson Corner, 17.2 miles NE of the Pozo Road near Santa Margarita 426 Comment
  RSA488722  Chorizanthe biloba James L. Reveal 1988-5-26 6910 San Luis Obispo Along California Highway 58, 0.4 miles southeast of Shell Creek Road, 5.1 miles northwest of La Panza and 3 miles east-southeast of La Panza Road at Wilson Corner, 18.2 miles northeast of the Pozo Road near Santa Margarita 396 Comment
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Feb 4 2017
  SD249261  Chorizanthe breweri David Keil 1992-5-2 22863 San Luis Obispo Laguna Lake Park. 10 Comment
  CAS-BOT-BC191785  Chorizanthe breweri Mrs. R. W. Summers 1893-6-1 s.n. San Luis Obispo Valley near Sea Comment
  RSA201583  Chorizanthe breweri Robert F. Hoover 1965-5-14 9359 San Luis Obispo Santa Lucia Range: East Fork, Corral de Piedra Creek Comment
  CLARK-A1045-1346  Chorizanthe californica George K. Helmkamp 1978-6-3 San Luis Obispo Los Osos Montana de Oro State Park, coastal strand; Morro Bay S 7.5'Q Comment
  UCR245439  Chorizanthe diffusa Elizabeth A. Kempton, James L. Reveal 2008-5-10 557 San Luis Obispo South Coast, [Irish Hills], junction of Indian Knob and Squire Canyon Roads 172 Comment
  OBI11239  Chorizanthe diffusa Robert F. Hoover 1969-6-5 11368 San Luis Obispo Oak Park district, Arroyo Grande Comment
  RSA165429  Chorizanthe douglasii Clare B. Hardham 1959-5-6 4396 San Luis Obispo Between Bee Rock and the Nacimiento Comment
  JEPS27055  Chorizanthe douglasii Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7434 San Luis Obispo 1.5 mi w Bee Rock (old Lynch Ranch, just n of Tierra Redondo Mountain); just n of Tierra Redondo Mtn., old Lynch Ranch 341 Comment
  OBI11231  Chorizanthe douglasii Robert F. Hoover 1947-4-26 7101 San Luis Obispo 6 mi E of Creston on La Panza rd Comment
  OBI28917  Chorizanthe douglasii Melissa Luckow, Rhonda Riggins 1982-5-14 865 San Luis Obispo Just N of Nick Ranch on theroad to Pine Mt Spring. S of Sycamore Cyn Comment
  UC1392623  Chorizanthe douglasii R. F. Hoover 1969-6-3 11352 San Luis Obispo 3 mi e Santa Margarita; e of Santa Margarita, Moreno Canyon Comment
  CAS-BOT-BC256956  Chorizanthe membranacea D. E. Breedlove 1962-5-12 2775 San Luis Obispo 20.0 miles west of New Cuyama on State Highway 166, northern edge of Cuyama Valley 548 Comment
  POM209666  Chorizanthe membranacea D. D. Keck 1934-4-26 2825 San Luis Obispo 4.1 miles west of La Panza Comment
  CAS-BOT-BC252722  Chorizanthe obovata Clare B. Hardham 1959-6-10 4881 San Luis Obispo Atascadero, Santa Barbara Road Comment
  OBI11212  Chorizanthe obovata Robert F. Hoover 1946-6-2 6112 San Luis Obispo 5 mi SE of Santa Margarita on rd to Pozo Comment
  SBBG16322  Chorizanthe palmeri C. B. Hardham 1960-6-17 6170 San Luis Obispo between San Carpoforo and Arroyo de la Cruz 457 Comment
  CAS-BOT-BC252739  Chorizanthe palmeri R. F. Hoover 1946-8-3 6250 San Luis Obispo Summit of San Luis Range above Perfumo Canyon W of Laguna Comment
  HSC12717  Chorizanthe palmeri C. E. Fellows 1970-7-7 372 San Luis Obispo Camp San Luis Obispo, 0.25 mi. N of ranges on dry rocky outcrop Comment
  OBI11198  Chorizanthe palmeri Robert F. Hoover 1947-6-27 7279 San Luis Obispo First ridge W of Cerro Romauldo Comment
  OBI59922  Chorizanthe staticoides G. F. Hrusa, D. Ragan 1995-6-20 12375 San Luis Obispo Black Butte Research Natural Area. Along access rd to Peak 1 (Radio Facility 2) 625 Comment
  UC1736622  Chorizanthe staticoides Dean W. Taylor 1993-6-22 13729 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area, along ridge at Firebreak Benchmark 2476; Los Padres National Forest 746 Comment
  CAS-BOT-BC255265  Chorizanthe staticoides Clare B. Hardham 1960-6-1 5947 San Luis Obispo Near Burnett Peak, Santa Lucia Mountains Comment
  OBI29598  Chorizanthe staticoides Robert J. Rodin 1962-5-10 6875 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit Rd on rd maintained by the Forest Service and Telephone Company Comment
  CAS-BOT-BC247814  Chorizanthe uniaristata Clare B. Hardham 1960-5-13 5682 San Luis Obispo Hills between San Juan R. and the Carrisa Comment
  RSA120674  Chorizanthe ventricosa Clare B. Hardham 1957-6-14 2270 San Luis Obispo Cottonwood Pass. Comment
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Jun 25 2019
  UCD163536  Chorizanthe xanti CNPS Melinda Elster; Sara Taylor 2015-5-12 CARR- 962 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 780 Comment
  OBI9003  Cicuta douglasii Robert F. Hoover 1969-7-13 11463 San Luis Obispo Atascadero Comment
  OBI73174  Cinnamomum camphora Matt Ritter 2010-1-16 5021 San Luis Obispo Street tree in San Luis Obispo Comment
  UCR67937  Cirsium fontinale var. obispoense David J. Keil 1977-8-22 12520 San Luis Obispo San Luis Range, Prefumo Canyon 150 Comment
  OBI81497  Cirsium occidentale Jill M. Bushakra, Jake Martin 2000-5-31 29 San Luis Obispo 3 miles west of intersectionof Hwy 58 and La Panza Road. 305 Comment
  PASA89  Cirsium occidentale 1928-5-4 San Luis Obispo Coast near San Simeon Comment
  CDA11366  Cirsium occidentale var. californicum G. F. Hrusa 1995-4-15 12089 San Luis Obispo La Panza Range; Approx 1 m. S of Queen Bee Camp, 1 m. S of La Panza Summit on La Panza Rd. Comment
  UCR1400  Cirsium occidentale var. californicum Frank C. Vasek 1960-5-7 600507- 02 San Luis Obispo Central Coast Range, 0.7-0.75 mile east of La Panza Campgrounds [near La Panza Summit], on Pozo Road 747 Comment
  OBI74396  Cirsium occidentale var. compactum Helen Jones 1981-5-5 71 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC280123  Cirsium occidentale var. venustum Ernest C. Twisselmann 1956-5-28 2863 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon 640 Comment
  RSA302624  Cirsium occidentale var. venustum J. R. Shevock 1972-4-1 1521 San Luis Obispo La Panza Range 793 Comment
  UC1276309  Cirsium rhothophilum R. F. Hoover 1950-5-13 7914 San Luis Obispo near Oso Flaco L.; Oso Flaco Lake Comment
  SD124435  Cirsium scariosum var. citrinum Clifton F. Smith 1973-9-12 10673 San Luis Obispo Big Twin Lake, south of Oceano. Comment
  OBI31115  Cirsium vulgare Julie M. Vanderwier 1978-5-28 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI80413  Cirsium vulgare David J. Keil 1978-8-10 12960 San Luis Obispo Top of Cuesta Ridge, west side, between Cuesta Botanical Area and end of paved road. 770 Comment
  SD197835  Clarkia Peter L. Morrell, K. L. Kendrick 1996-5-19 491 San Luis Obispo Upper Cuyama Valley, off Highway 166 along old state highway, c. 15 miles (air) northeast of Santa Maria. 277 Comment
  OBI51787  Clarkia bottae R. Mike Arens 1994-5-22 77 San Luis Obispo Cal Poly campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  OBI6659  Clarkia bottae Greg Hassen 1975-7-8 19 San Luis Obispo Poly Cyn. Growing in botanical garden along path and along Poly Cyn rd Comment
  SBBG117856  Clarkia bottae E. Painter, M. Wetherwax 2000-6-12 SLO 128 San Luis Obispo W of Chorro Crk, N of Chorro Reservoir, just above Chorro Valley Rd; Camp San Luis Obispo 200 Comment
  UCD104366  Clarkia bottae Daryl Koutnik 1978-6-19 525 San Luis Obispo San Luis Obispo County: Prefumo Canyon. 243 Comment
  OBI19390  Clarkia bottae Robert J. Rodin 1954-1-10 5896 San Luis Obispo See Cyn Comment
  SBBG108208  Clarkia bottae C. B. Hardham 1957-7-31 2490 San Luis Obispo 1.3 mi E of Mammoth Rock School, Cambria, Templeton Rd Comment
  OBI70831  Clarkia cylindrica David J. Keil, with V. L. Holland 2009-4-28 30592 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  OBI31543  Clarkia cylindrica Joy Nishida 1982-6-5 420 San Luis Obispo American Cyn. Rt fork of Branch Crk-Black Mtn Trl, N out of Amer Cyn campground 549 Comment
  OBI64483  Clarkia cylindrica David J. Keil 2001-5-10 29445 San Luis Obispo Palo Prieto Canyon, beside Bitterwater Valley Road, about 0.4?0.7 miles west from Kern County line 506 Comment
  UC1585920  Clarkia cylindrica subsp. cylindrica Barbara Ertter 1989-6-10 8561 San Luis Obispo ca. 20 air mi ene San Luis Obispo (3 1/2 mi from Hwy. 58 on road to Navajo Campground, e side of mountain); La Panza Range, Black Mt., McGinnis Creek 609 Comment
  SBBG118012  Clarkia epilobioides E. Painter, M. Wetherwax, K. Downing 2002-4-30 CR 236 San Luis Obispo Boundary Rd, S of Palisades of Nacimiento River, near 'turkey guzzler' exclosure; Camp Roberts 211 Comment
  OBI78325  Clarkia prostrata David J. Keil 1982-6-26 16209 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  CAS-BOT-BC162494  Clarkia prostrata E. K. Balls 1958-7-16 23546 San Luis Obispo 1.5 mi. N of Cambria along State Hwy. 1 15 Comment
  RSA130938  Clarkia prostrata E. K. Balls 1958-7-16 23546 San Luis Obispo 1.5 mile north of Cambria along State Highway 1 15 Comment
  HSC16264  Clarkia purpurea W. S. Pierce 1963-6-15 7 San Luis Obispo E of Portola Rd. (N end), Atascadero Comment
  POM256797  Clarkia purpurea subsp. quadrivulnera D. D. Keck, Wm. M. Hiesey 1940-5-30 5106 San Luis Obispo 2.2 mi. S of Arroyo Grande on road to Oso Flaco 15 Comment
  SBBG117858  Clarkia purpurea subsp. quadrivulnera M. Wetherwax, E. Painter 2003-4-30 SLO 324 San Luis Obispo unused rd E of Range Rd, S of ranges; Camp San Luis Obispo 180 Comment
  UC54875  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1886-5-21 2000 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC163951  Clarkia purpurea subsp. quadrivulnera Alice Eastwood; John Thomas Howell 1936-5-8 2291 San Luis Obispo On road to Pozo 8 miles from Santa Margarita Comment
  POM306672  Clarkia purpurea subsp. quadrivulnera Henry J. Ramsey, Henry J. Ramsey 1940-4-20 1483 San Luis Obispo Hwy 41, near Templeton Comment
  OBI72776  Clarkia purpurea subsp. viminea D. R. Miller 2009-6-4 609 .886 San Luis Obispo Rocky Butte/Pine Mt Region. Along Flats of upper and middle Almaden (Pico Crk headwaters) 853 Comment
  JEPS43842  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-3 4 San Luis Obispo 1 mi s Edna; Price Canyon 60 Comment
  UCSB56053  Clarkia speciosa subsp. immaculata Penkala, B.; Callaway, R.; Ryan, P. 1987-6-19 San Luis Obispo East side of Hwy. 227 at jct. with private road, about 3 miles north of jct. with Upper Arroyo Grande Road 182 Comment
  JEPS43843  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-17 40 San Luis Obispo road between Atascadero and Morro (summit of grade) 350 Comment
  UC422852  Clarkia speciosa subsp. speciosa Jos. Burtt Davy May 1901 7595 San Luis Obispo Templeton Comment
  CAS-BOT-BC165368  Clarkia speciosa subsp. speciosa H. Lewis; M. Lewis 1947-6-25 487 San Luis Obispo Road to Parkhill district, about 1 mi. east of Santa Margarita-Creston Road Comment
  SBBG108307  Clarkia speciosa subsp. speciosa C. B. Hardham 1957-5-31 2037 San Luis Obispo South Rd to Adelaida Comment
  RSA509561  Clarkia tembloriensis subsp. tembloriensis Tim Holtsford 1986-5-10 s.n. San Luis Obispo Temblor Range, above Hwy 58, betw ckittrick and Simmler, 0.6 mile SW of Kern County line. 915 Comment
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May 10 2013
  OBI10770  Claytonia exigua subsp. exigua Robert F. Hoover 1947-4-4 6888 San Luis Obispo W side of Cottonwood Pass Comment
  OBI58513  Claytonia gypsophiloides David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27514 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.4 road miles NE, then NW from Hwy 1. Comment
  OBI372  Claytonia parviflora subsp. parviflora Elizabeth Rudd 1971-4-3 216 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI72510  Claytonia parviflora subsp. parviflora E. L. Painter & M. Wetherwax, M. Wetherwax 2003-3-18 CR- 405 San Luis Obispo Camp Roberts. Damp site under shrubs, on top of palisades above Nacimiento River, S of Boyscout Rd 286 Comment
  OBI28368  Claytonia perfoliata subsp. perfoliata Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huansa Rd, just 1/4 mi before reachign Agua Escondido campground Comment
  RSA122705  Clematis lasiantha G. T. Nordstrom 1937-4-26 1110 San Luis Obispo San Luis Obispo County. 4.8 miles SE of Chimney Rock. 488 Comment
  SEINET10335369 Image available Clematis lasiantha Lewis S. Rose 1934-3-27 34116 San Luis Obispo Sun Luis Obispo. Comment
  UC1125896  Clematis ligusticifolia G. T. Nordstrom 1937-6-22 1382 San Luis Obispo 3.3 mi. s.-s.e. Williams Ranch; Adelaida Quad. Comment
  CAS-BOT-BC92707  Clematis ligusticifolia Ernest C. Twisselmann 1954-6-27 1406 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Horseshoe Canyon, central Temblor Mountains. 853 Comment
  OBI32795  Collinsia bartsiifolia var. davidsonii David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12718 San Luis Obispo 29.5 mi SE of Calif Rte 58 along Soda Lake Rd Comment
  OBI9631  Collinsia bartsiifolia var. davidsonii Robert F. Hoover 1947-4-26 7087 San Luis Obispo Upper toro Crk, N of Pozo Comment
  JEPS97051  Collinsia sparsiflora var. collina Clare B. Hardham 1960-3-31 5268 San Luis Obispo Bee Rock; Santa Lucia Mountains 304 Comment
  UC1032600  Collinsia sparsiflora var. collina A. D. Gifford 1937-3-26 783 San Luis Obispo 1/2 mi e Pozo; Pozo Quadrangle 457 Comment
  UC608361  Collinsia sparsiflora var. collina C. A. Graham 1938-4-18 345 San Luis Obispo 0.5 mi WSW of Lynch Ranch; Bradley Quad. 411 Comment
  SBBG109222  Collomia heterophylla C. B. Hardham 1960-5-21 5841 San Luis Obispo Santa Rita Crk, Juhl Ranch [Santa Rita Ranch], W of Templeton Comment
  UCR57532  Conicosia pugioniformis George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI29811  Conium maculatum Ruth Davis 1964-5-10 70 San Luis Obispo One mi N of San Luis just into Reservoir Cyn Comment
  OBI35735  Conium maculatum Allison Berry 1984-4-10 94 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI72446  Conium maculatum J. Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts. Bee Rock Rd at Low Water Bridge, E side of Bridge and both sides of Bee rock rd. UTMs (NAD27) zone 10, 699835E, 3961955N Comment
  OBI51330  Convolvulus arvensis Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-15 5 .16 San Luis Obispo San Simeon State Park. N central sect of San Simeon State Park Comment
  SBBG109451  Convolvulus arvensis C. B. Hardham 1957-9-23 2649 San Luis Obispo Atascadero Lake Comment
  OBI4262  Convolvulus arvensis Susan Walker 1972-5-20 4 San Luis Obispo In Cal Poly poultry unit, SLO Comment
  OBI58849  Cordylanthus rigidus subsp. rigidus David J. Keil 1998-8-24 28028 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch along route to Big Rocks. 579 Comment
  UC1314943  Coreopsis bigelovii R. F. Hoover 1967-4-20 10493 San Luis Obispo 4 mi e Creston (on La Panza road) Comment
  CAS-BOT-BC287800  Coreopsis bigelovii R. F. Hoover 1965-4-3 9339 San Luis Obispo Shell Creek, hill W of Comment
  RSA659227  Coreopsis calliopsidea David J. Keil, Kathleen Keil 1992-4-11 22790 San Luis Obispo California Valley, Carissa Plain. Belmont Trail 2 miles E of Soda Lake Rd. at intersection with small cross road. Comment
  CAS-BOT-BC287042  Coreopsis calliopsidea E. McMillan 1952-3-22 12 San Luis Obispo Choice Valley 4 miles S and 13 miles E of Shandon Comment
  CAS-BOT-BC287046  Coreopsis calliopsidea John Thomas Howell 1931-3-21 5917 San Luis Obispo Cuyama Valley, 15 miles from Maricopa Comment
  CAS-BOT-BC287119  Coreopsis douglasii R. F. Hoover 1948-4-17 7468 San Luis Obispo San Juan River S of Shandon Comment
  UCR29812  Coreopsis douglasii David J. Keil, Melissa Luckow, R. A. Pimentel, R. Riggins-Pimentel 1981-4-24 14517 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  CAS-BOT-BC101470  Corethrogyne filaginifolia R. F. Hoover 1952-11-1 8275 San Luis Obispo Caliente Mt. Comment
  OBI45941  Corethrogyne filaginifolia Clifton F. Smith 1961-9-15 6496 San Luis Obispo About White Lake S of Oceano Comment
  SBBG12571  Corethrogyne filaginifolia E. R. Blakley 1958-9-22 2462 San Luis Obispo 1 mi S of Pismo Beach Comment
  UC1321334  Corethrogyne filaginifolia R. F. Hoover 1966-9-21 10090 San Luis Obispo Oso Flaco Lake Comment
  OBI16651  Corethrogyne filaginifolia Robert F. Hoover 1966-10-8 10146 San Luis Obispo pass at SE end of Carrizo Plain Comment
  SEINET9351624  Corethrogyne filaginifolia George Hrusa, Butterworth, G. 2000-9-30 15705 San Luis Obispo Saucito House area, Bromley Pasture. Occasional in disturbed old rdbed to Saveito Rocks. ex CDA, Robert F. Hoover Herbarium Comment
  CAS-BOT-BC210466  Cornus sericea subsp. occidentalis R. F. Hoover 1946-9-21 6434 San Luis Obispo Estuary of Osos Creek, Morro Bay Comment
  OBI10188  Cotoneaster pannosus Bonnie M. Thompson 1963-11-19 527 San Luis Obispo Calif State Polytechnic College, back of Admin building Comment
  RSA171039  Cotula coronopifolia R. F. Thorne, Percy C. Everett 1963-6-12 32273 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  OBI55571  Crassula connata George Butterworth 1998-6-13 273 San Luis Obispo Carrizo Plain Natural Area. 50 yds N of Padrones Rd (calf shed), .9 mi S of Soda L Rd T11N, R25W, S21 SWQ 823 Comment
  OBI57556  Crassula connata David J. Keil 1998-3-27 26479 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI24083  Crocanthemum scoparium Janice M. Toyoshima 1979-5-18 M 5 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  SBBG67672  Croton californicus M. M. Miles -Oct-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCD141935  Croton californicus Jill Hestand 1980-1-1 s.n. San Luis Obispo San Luis Obispo County: Nipomo. Comment
  UCSB55464  Croton californicus Powell, Jerry 1972-6-1 San Luis Obispo Oso Flaco Lake, 5 mi. S of Oceano Comment
  HSC32022  Croton californicus A. M. Montalvo, J. D. Ackerman 1974-7-24 393 San Luis Obispo Baywood Park, Morro Bay, N end of 13th St. 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
  POM98554  Croton californicus P. A. Munz 1925-3-25 9241 San Luis Obispo Morro. Comment
  OBI27385  Croton setiger Thomas Burrows 1980-8-14 98 San Luis Obispo Reservoir Cyn 152 Comment
  CAS-BOT-BC190112  Crypsis schoenoides Ernest C. Twisselmann 1969-11-4 16326 San Luis Obispo Temblor Range. Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon. 701 Comment
  OBI70856  Crypsis schoenoides George Butterworth 2009-8-6 724 San Luis Obispo Chimineas. Taylor Pond (dry now) 637 Comment
  OBI62648  Cryptantha barbigera George Butterworth 2003-5-12 522 San Luis Obispo Carrizo Plain Natl monument. Temblors 1.5 mi NE of Elkhorn Rd, 150 yds beyond end of rd that is 2 mi NW of Panorama Rd, BLM land 1006 Comment
  UC573256  Cryptantha circumscissa D. Axelrod 1935-5-31 258 San Luis Obispo 2 mi e Cuyama Valley; Santa Inez Quad. 670 Comment
  JEPS34360  Cryptantha clevelandii Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8835 San Luis Obispo n of mouth of Hazard Canyon (at s end of Morro Bay); Morro Bay 30 Comment
  OBI20728  Cryptantha clevelandii A. Ahmad 1963-4-11 8 San Luis Obispo 2 mi E San Luis Obispo Comment
  UC463210  Cryptantha clevelandii Roxana S. Ferris 1929-4-15 7641 San Luis Obispo 2 mi n Moro (on the coast road) Comment
  POM72814  Cryptantha clevelandii var. florosa Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  SD39175  Cryptantha clevelandii var. florosa Edith A. Purer 1938-8-23 7880 San Luis Obispo Roadside, along State Highway No.1 Comment
  OBI20755  Cryptantha intermedia Robert F. Hoover 1947-3-29 6794 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  UCR61733  Cryptantha intermedia George K. Helmkamp 1990-4-19 s.n. San Luis Obispo Central Coast Range, State Hwy 58 at Parkhill Road, c. 3 mi northeast of Santa Margarita 367 Comment
  RSA661628  Cryptantha leiocarpa Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo In swale-crest between ridges of transverse foredunes, ca. midway between Oso Flaco Creek and Santa Maria River. Guadalupe Dunes. Comment
  UC1450990  Cryptantha leiocarpa Mrs. R. W. Summers 1882-1 269 San Luis Obispo East Depot Chalcedon Hill Comment
  CDA15119  Cryptantha microstachys G. F. Hrusa 1998-4-25 14205 San Luis Obispo La Panza Range; E side of La Panza summit, near summit Comment
  OBI56761  Cryptantha microstachys David J. Keil 1986-4-13 19194 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  OBI74624  Cryptantha microstachys David J. Keil 1987-5-6 20113 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  SBBG93807  Cryptantha microstachys S. A. Junak 1990-5-1 4270 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  UC1285276  Cryptantha microstachys R. F. Hoover 1947-3-26 6757 San Luis Obispo Oak Park District Comment
  SBBG108206  Cryptantha microstachys C. B. Hardham 1956-5-31 843 San Luis Obispo Adelaida Rd Comment
  SEINET12280874  Cryptantha nevadensis I. W. Clokey, Clokey, C. B. 1937-1 5823 San Luis Obispo southeast corner San Luis Obispo 800 Comment
  RSA0027693  Cryptantha nevadensis var. rigida Greg Wilvert 2005-3-24 29 San Luis Obispo Approx. 1.6 km NNW of Wells Canyon. 939 Comment
  SBBG32234  Cryptantha nevadensis var. rigida E. C. Twisselmann 1968-5-13 14207 San Luis Obispo head of Camatta Cyn, at the Cottingham place 609 Comment
  OBI20803  Cryptantha oxygona Robert F. Hoover 1951-4-20 8054 San Luis Obispo Base of Crocker Grade, Temblor Range Comment
  MACF019833  Cupressus macrocarpa Michael C. Bondello 1975-4-20 2 San Luis Obispo Baywood Park Pier, 3 mi. south of Morro Bay 60 Comment
  CAS-BOT-BC80876  Cupressus sargentii Chester Dudley 1927-7-25 s.n. San Luis Obispo San Carpoforo Creek Comment
  CAS-BOT-BC80881  Cupressus sargentii R. F. Hoover 1946-12-8 6570 San Luis Obispo Upper Chorro Creek Comment
  CAS-BOT-BC80872  Cupressus sargentii C. B. Wolf 1934-11-3 6217 San Luis Obispo Santa Lucia Mts., main ridge of Cypress Mt., 3 mi. N.W. of Mora Bros. Ranch on Cambria-Paso Robles Road 868 Comment
  NY16818  Cupressus sargentii C. B. Wolf 1934-11-1 6214 San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY16822  Cupressus sargentii C. B. Wolf 1934-11-3 6216 San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY16834  Cupressus sargentii C. B. Wolf 1934-11-3 6217 San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC215935  Cuscuta californica R. F. Hoover 1966-7-13 9894 San Luis Obispo 5 1/2 mi. se. of Santa Margarita, west of Salinas River opposite Pilitas Creek Comment
  OBI45676  Cuscuta californica var. papillosa David J. Keil, M. A. Corky Matthews, Janet Haden, Suzane Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20710 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  OBI42319  Cuscuta occidentalis David J. Keil 1986-5-31 19626 San Luis Obispo Los Osos-Baywood Park area. Undeveloped area between end of Martingale Ave and Eto Lake Comment
  CDA34848  Cyclospermum leptophyllum David J. Keil 2009-8-16 30634 San Luis Obispo San Luis Obispo; along Walker Street between Pismo Street and Higuera Street. Comment
  OBI33299  Cynara cardunculus subsp. cardunculus Cheryl Boatman 1965-5-26 10 San Luis Obispo Growing native in S San Luis Obispo 63 Comment
  OBI32311  Cynodon dactylon David J. Keil, Melissa Luckow 1981-7-3 14959 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
  OBI66139  Cynodon dactylon D. R. Miller 1994-5-4 594 -300 San Luis Obispo Along road ditch near 1st gate; San Simeon crk drainage 488 Comment
  POM126217  Cynoglossum grande I. J. Condit 1912-5-4 s.n. San Luis Obispo Santa Margarita. Comment
  SBBG109472  Cyperus eragrostis C. B. Hardham 1956-8-20 1305 San Luis Obispo Paradise Valley, Atascadero Comment
  CAS-BOT-BC114475  Cyperus eragrostis Ernest C. Twisselmann 1968-10-21 15041 San Luis Obispo Paso Robles: Salinas River just N of Hwy 46 Bridge. 181 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
  UCR32073  Dactylis glomerata David J. Keil, Melissa Luckow, D. Walters, M. G. McLeod, C. Cunningham, et al. 1983-6-12 17149 San Luis Obispo Central Coast, Along Hwy 1 north of San Simeon, vicinity of Arroyo de los Chinos and Arroyo de la Cruz Comment
  OBI2524  Dactylis glomerata Larry E. Brown 1971-6-12 2030 San Luis Obispo In the Silver City Mobile Home park in San Luis Obispo Comment
  OBI29017  Danthonia californica David J. Keil 1982-6-4 16180 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
  UC1121714  Datisca glomerata G. T. Nordstrom 1937-6-16 1346 San Luis Obispo 4 mi se of Lime Mountain 304 Comment
  SJSU753  Datura sanguinea H. E. Barbara Peterson 1941-11-19 San Luis Obispo San Simeon Comment
  SBBG119676  Datura wrightii M. Wetherwax, E. Painter 2002-8-13 CR 335 San Luis Obispo near jct of Tower Rd and Bee Rock Rd; Camp Roberts 191 Comment
  JEPS12313  Datura wrightii W. L. Jepson 1940-10-3 20151 San Luis Obispo Salinas Valley San Miguel (San Miguel); Salinas Valley Comment
  OBI30652  Daucus pusillus David J. Keil 1981-5-19 14721 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  OBI74645  Daucus pusillus David J. Keil 1987-5-6 20141 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI16283  Deinandra corymbosa Robert F. Hoover 1947-5-25 7225 San Luis Obispo Coast directly W of Cambria Comment
  UC89140  Deinandra corymbosa Katharine Brandegee 1888-6-1 San Luis Obispo San Simeon Comment
  CAS-BOT-BC299154  Deinandra corymbosa subsp. corymbosa H. M. Hall 1931-6-8 13150 San Luis Obispo San Simeon Comment
  CAS-BOT-BC299165  Deinandra corymbosa subsp. corymbosa Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School grounds Comment
  CAS-BOT-BC293929  Deinandra fasciculata David D. Keck; Wm. M. Hiesey 1940-5-31 5142 San Luis Obispo South city limit of San Luis Obispo Comment
  JEPS98941  Deinandra fasciculata Bruce G. Baldwin 1985-9-29 533 San Luis Obispo immediately N of Los Osos Valley Road at extreme western edge of Laguna Lake Village Comment
  HSC5812  Deinandra halliana L. S. Rose 1968-4-23 68039 San Luis Obispo 1.5 mi. E of Cholame 335 Comment
  JEPS4787  Deinandra halliana Rimo Bacigalupi, and G. T. Robbins 1952-4-16 3416 San Luis Obispo junction of State Highway 41 and U. S. Highway 466 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
  OBI16151  Deinandra increscens subsp. increscens Robert F. Hoover 1969-9-15 11590 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  CAS-BOT-BC299952  Deinandra kelloggii R. F. Hoover 1949-5-1 7642 San Luis Obispo Summit of Cottonwood Pass Comment
  OBI56631  Deinandra kelloggii David J. Keil 1998-6-8 27711 San Luis Obispo Bitterwater Rd., S. of Cholame, 2.3 miles S of junction Hwy 46 along Palo Prieto Creek. 482 Comment
  UCD131165  Deinandra paniculata G. K. Helmkamp; E. A. Helmkamp 2004-10-1 8826 San Luis Obispo San Luis Obispo County: Central Coast; Outer South Coast Range; 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek. 171 Comment
  UC1069536  Deinandra pentactis H. C. Lee 1937-5-10 922 San Luis Obispo 2 mi se of San Miguel; Paso Robles Quadrangle Comment
  UC1792807  Deinandra pentactis G. K. Helmkamp, E. A. Helmkamp 2005-6-12 9649 San Luis Obispo Central Coast Range: along Hwy CA-58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 551 Comment
  UCD77756  Deinandra pentactis Robert E. Preston 1998-6-12 1115 San Luis Obispo San Luis Obispo County: 17 mi E of Santa Margarita, on N side of Hwy 58, 0.5 mi E of Wilson Corner 487 Comment
  OBI16107  Deinandra pentactis Robert F. Hoover 1965-9-15 9556 San Luis Obispo Near summit on Pozo-Arroyo Grande Rd Comment
  OBI16123  Deinandra pentactis Robert F. Hoover 1946-6-16 6169 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  SBBG18837  Deinandra pentactis C. B. Hardham 1959-6-10 4882 San Luis Obispo Hwy 41 W of Paso Robles, near Huer Huero iver Comment
  SBBG47352  Deinandra pentactis J. Copeland 1973-9-8 1018 San Luis Obispo 13.6 mi E of jct with Hwy 41 and 101 Comment
  CAS-BOT-BC292110  Delairea odorata Ernest C. Twisselmann 1965-11-2 11711 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  CDA34854  Delairea odorata David J. Keil 2009-9-2 30643 San Luis Obispo Los Osos; along Ramona Ave. near intersection with Pine Ave. At edge of Morro Bay Salt Marsh. Comment
  OBI79074  Delairea odorata David J. Keil 2013-8-19 31897 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  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
  CAS-BOT-BC11071  Delphinium californicum Ynez Whilton Winblad 1937-6-17 s.n. San Luis Obispo Roosevelt Hwy., north of San Simeon Comment
  UCSB8179  Delphinium californicum Haller, John 1966-6-3 San Luis Obispo California State Hwy 1; about 3 miles southeast of Cambria Comment
  CAS-BOT-BC11074  Delphinium californicum subsp. californicum Clare Butterworth Hardham 1958-6-1 3476 San Luis Obispo Juhl Corrals, Santa Rita Road, west of Templeton Comment
  UC454011  Delphinium nudicaule Unangst May 1906 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC9867  Delphinium nudicaule R. F. Hoover 1969-5-20 11321 San Luis Obispo Upper Las Tablas Creek Comment
  SBBG99018  Delphinium parishii subsp. parishii C. F. Smith 1991-6-25 12219 San Luis Obispo near summit of Caliente Mtn ridge, below rd overlooking Carrizo Plain 1371 Comment
  OBI81306  Delphinium parryi Karis Russell, Ari Burton, Chris Codding, Ryan Doan 2015-4-28 6 San Luis Obispo Irish Hills, take Sterling Land and hike into surrounding hills. Sample taken from Northeast-facing slope. Comment
  RSA149650  Delphinium parryi Harlan Lewis 1941-5-24 s.n. San Luis Obispo Pozo, San Luis Obispo Co. Comment
  CAS-BOT-BC121447  Delphinium parryi subsp. parryi Alice Eastwood; John Thomas Howell 1936-5-6 2245 San Luis Obispo Polytechnic Canyon, San Luis Obispo Comment
  OBI54483  Delphinium parryi subsp. parryi Matthew Arterburn 1997-4-28 71 San Luis Obispo Fris Camp near Black mtn, La Panza Range 701 Comment
  UC9184  Delphinium parryi subsp. parryi Alice King June 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC116356  Delphinium parryi subsp. parryi Ernest C. Twisselmann 1956-5-7 2782 San Luis Obispo Maxey Ranch in the low hills east of Cholame Valley 518 Comment
  PASA2567  Delphinium variegatum Margaret Stason 1929-5-4 San Luis Obispo Fields, near Santa Margarita Comment
  UC1126070  Delphinium variegatum subsp. variegatum H. C. Lee 1937-4-29 858 San Luis Obispo 1 mi nnw Wellsona; Paso Robles Quadrangle (130D) Comment
  OBI42935  Dendromecon rigida Jan Johnson, Melissa Boggs 1986-5-11 19 San Luis Obispo Las Padres NF. E Cuesta Ridge about 12 mi N of SLO, off hwy 101 Comment
  UC1178414  Dendromecon rigida R. J. Rodin 1957-4-9 6132 San Luis Obispo 4 mi n San Luis Obispo (near crest of pass); Cuesta Pass Comment
  CAS-BOT-BC201627  Deschampsia danthonioides Marcus E. Jones 1882-5-9 2947 San Luis Obispo San Luis Obispo Comment
  OBI37659  Deschampsia danthonioides David J. Keil, Dirk Walters 1980-4-10 13770 San Luis Obispo Ca. 1 mi N of jctn of Shell crk rd with hwy 58 S of Shandon Comment
  SBBG54837  Deschampsia danthonioides D. Keil 1979-4-8 13037 San Luis Obispo 2 mi S of California Valley along Soda Lake Rd 579 Comment
  SBBG109459  Deschampsia elongata C. B. Hardham 1959-5-15 4669 San Luis Obispo headwaters of Las Tablas Crk Comment
  RSA180176  Deschampsia elongata Clare B. Hardham 1961-5-18 7092 San Luis Obispo Santa Lucia Mountains; North of Cambria; Spring, Ocean View Mine 762 Comment
  SD244647  Descurainia pinnata subsp. glabra David Keil 1998-5-11 27191 San Luis Obispo Caliente Range. 4.9 mi. from Soda Lake Rd. along Selby Rd. Comment
  UCR140386  Dichelostemma capitatum George K. Helmkamp 2004-3-15 8374 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  CAS-BOT-BC500822  Dichelostemma capitatum Mrs. R. W. Summers 1883-1-24 s.n. San Luis Obispo Valley Comment
  CAS-BOT-BC500901  Dichelostemma capitatum Eben McMillan No date on label 53 San Luis Obispo Gillis Canyon - 2 mi. S. 4 mi. E. Shandon Comment
  OBI33082  Dichondra donelliana David J. Keil, CNPS Rare Plant committee 1983-5-1 16983 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI66243  Digitaria sanguinalis David J. Keil 1998-10-9 28132 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  CAS-BOT-BC150720  Diplacus longiflorus Ernest C. Twisselmann 1955-5-27 2029 San Luis Obispo Navajo Canyon 769 Comment
  CAS-BOT-BC153977  Diplacus rattanii Clare B. Hardham 1961-4-26 6919 San Luis Obispo Franklin Creek, west of [Adelaide] Adelaida Comment
  OBI9458  Diplacus rattanii Robert F. Hoover 1950-6-21 8017 San Luis Obispo Pine Mt, Santa Lucia Range Comment
  SEINET771152  Dipsacus fullonum Melinda Doud 1976-5-29 75 San Luis Obispo Growing abundantly near entrance to Morro Bay State Park 2 Comment
  OBI43377  Distichlis spicata Eric Wise 1983-8-30 1760 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo Planning Board Et al. Comment
  CAS-BOT-BC41912  Dithyrea maritima R. F. Hoover 1947-7-11 7300 San Luis Obispo South end of Morro Bay, at edge of sandy beach. Comment
  OBI6166  Dithyrea maritima D. Waive Stager 1972-7-17 4 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI6298  Dodecatheon clevelandii Robert F. Hoover 1967-4-5 10337 San Luis Obispo Near summit W of East Branch Huerhuero Crk on hwy 58 Comment
  OBI80536  Dodecatheon clevelandii Dennis Webb 2013-2-15 6 San Luis Obispo 500 feet South of the San Luis Obispo municipal water facility on Gilardi Road, South of Morro Bay. 70 Comment
  UC573212  Dodecatheon clevelandii subsp. insulare G. T. Nordstrom 1937-3-16 1001 San Luis Obispo 2.8 mi s Chimney Rock; Adelaida Quadrangle 533 Comment
  SJSU8460  Dodecatheon clevelandii subsp. insulare J. A. Schroeder 1969-3-29 San Luis Obispo 2-3 mi W of La Panza, La Panza Range Comment
  UC1392811  Dodecatheon clevelandii subsp. patulum R. F. Hoover 1968-3-9 10898 San Luis Obispo Pennington Creek Comment
  SBBG107043  Downingia cuspidata C. B. Hardham 1957-4-23 1707 San Luis Obispo 1.5 mi E of Paso Robles, Creston Rd Comment
  UCR29135  Dryopteris arguta J. H. Nishida 1982-11-20 535 San Luis Obispo South Coast Range, American Canyon, 1.2 mi south of American Canyon Campground 543 Comment
  UC1321295  Dudleya abramsii subsp. bettinae R. F. Hoover 1964-6-13 9101 San Luis Obispo e Morro Bay (San Bernardo Creek) Comment
  OBI15246  Dudleya abramsii subsp. murina Robert F. Hoover 1969-6-22 11377 San Luis Obispo Chorro Crk cyn (Serrano Cyn) Comment
  CAS-BOT-BC410881  Dudleya caespitosa R. F. Hoover 1969-3-25 11189 San Luis Obispo South side of Morro Rock. Comment
  UC933244  Dudleya pulverulenta subsp. pulverulenta Reid Moran 1950-5-21 3408 San Luis Obispo 5 mi e Santa Margarita (Riconda Creek) 304 Comment
  OBI77936  Dysphania ambrosioides Betty Sheehan 1957-11-13 39 San Luis Obispo Swine Unit, Cal Poly campus Comment
  OBI16607  Eastwoodia elegans Robert F. Hoover 1946-6-2 6134 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  UCD128265  Eastwoodia elegans K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  SBBG32159  Echinochloa crus-galli E. C. Twisselmann 1968-10-21 15027 San Luis Obispo Estrella Plains, Buena Vista Dr., 0.4 mi N of St Hwy 46 213 Comment
  OBI43358  Echinochloa crus-galli Eric Wise 1981-8-7 1027 San Luis Obispo Intersection of hwy 58 and San Juan crk Comment
  OBI78527  Echinodorus berteroi Eric Wise 1981-7-10 916 San Luis Obispo Santa Margarita Lake Comment
  OBI33947  Eclipta prostrata David J. Keil 1983-10-21 17976 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  HSC91852  Ehrharta calycina Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  UCSB30276  Ehrharta calycina Hardham, Clare 1958-4-10 San Luis Obispo York Mt; west of Templeton Comment
  OBI37136  Elatine californica Eric Wise 1983-6-30 1720 b San Luis Obispo Santa Margarita Lake: man-made reservoir in Salinas River chnl Comment
  OBI22608  Eleocharis acicularis Robert F. Hoover 1949-5-19 7707 San Luis Obispo Cambria Comment
  OBI64138  Eleocharis bella Lynne Dee Althouse, Jason Dart 2004-4-23 235 San Luis Obispo Rocky Canyon Rd. Last private parcel on S side of the rd at the dead-end trailhead into Rocky Canyon from the Creston side 446 Comment
  UCR42828  Eleocharis coloradoensis David J. Keil 1977-8-7 12490 San Luis Obispo Central Coast, San Luis Obispo at Laguna Lake 37 Comment
  OBI73473  Eleocharis macrostachya David J. Keil 2000-5-29 28774 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity Comment
  OBI78566  Eleocharis macrostachya David J. Keil 1981-5-16 14656 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI35165  Eleocharis macrostachya Eric Wise 1981-7-10 926 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Comment
  OBI35176  Eleocharis macrostachya Eric Wise 1981-10-23 1349 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Sinton Sycamore Reservoir on Shell Crk Rd 8.9 mi N of hwy 58 Comment
  SBBG44876  Eleocharis macrostachya L. W. Edge 1972-5-9 169 San Luis Obispo Hwy 41, W of Atascadero Comment
  OBI67036  Eleocharis rostellata David J. Keil 2001-5-14 29451 San Luis Obispo Drainage on southwestern side of serpentine ridge on west side of O'Connor Way, west of San Luis Obispo; 35.2931 deg. N x 120.7321 deg. W 98 Comment
  SBBG127319  Eleocharis rostellata D. Keil with L. D. Oyler 1990-9-28 21470 San Luis Obispo W of Guadalupe, from W end of W Main St eastward along channel of Santa Maria River 4 Comment
  OBI50148  Elymus elymoides Michael Curto, Linda Allen 1990-6-14 661 San Luis Obispo San Luis range, Prefumo Cyn rd ca 8.3 km WSW of Los Osos Valley Rd T31S R11D S2 Comment
  UCD61826  Elymus glaucus G. F. Hrusa 1993-5-22 11125 San Luis Obispo San Luis Obispo Co.: Black Butte Research Natural Area. Near Radio Facility 2. 650 Comment
  OBI58969  Elymus multisetus David J. Keil 1998-6-23 27854 San Luis Obispo At Baldwin residence and on property to west of Baldwin property along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  UC1133024  Elymus multisetus P. L. Johannsen 1937-5-19 1143 San Luis Obispo 3 mi n Sandiego Joe's (Plot 270); McKittrick Quadrangle Comment
  UC188834  Elymus multisetus J. H. Barber 1900-5-5 San Luis Obispo Paso Robles Comment
  UC33710  Elymus multisetus Joseph Burtt Davy May 1 1901-Jun 1 1901 7564 San Luis Obispo Rancho Asuncion Templeton Comment
  SEINET10900438  Elymus repens David B. Dunn 1946-5-17 Dunn 2643 A San Luis Obispo Collected in flat low grassland within 200 ft of the ocean and 12.6 mi n of san Simeon on hwy 1. Comment
  OBI58436  Elymus triticoides Austin P. Griffiths 1983-8-18 s.n. San Luis Obispo Oceano Dunes Region. At NW end of Causeway, Oso Flaco Lake Comment
  OBI81232  Elymus triticoides David J. Keil 1987-9-27 20348 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
  OBI66573  Elymus triticoides D. R. Miller 1997-6-22 697 -669 San Luis Obispo PIne Mt Region. Near Tobacco crk below Stag flats Comment
  OBI28878  Emmenanthe penduliflora Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-5-2 848 San Luis Obispo 0.8 mi W of Huer Huero Rd; 2.2 mi W of Crest O'Donovan Rd on hwy 58 Comment
  OBI69503  Emmenanthe penduliflora David J. Keil 2008-6-6 30532 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  OBI74290  Emmenanthe penduliflora Theo Fitanides, Anthony Baniaga 2010-4-10 99 San Luis Obispo Tierra Redonda Mtn BLM ACEC 599 Comment
  SBBG108072  Emmenanthe penduliflora var. penduliflora C. B. Hardham 1956-6-1 825 San Luis Obispo South Rd to Adelaida, near Hilltop Ranch Comment
  SBBG28538  Enemion occidentale I. L. Wiggins 1932-3-24 San Luis Obispo near Adelaida, W of Paso Robles Comment
  CAS-BOT-BC81671  Ephedra californica Roxana S. Ferris 1935-3-30 9140 San Luis Obispo Head of Cuyama Valley near Kern County line Comment
  OBI71073  Ephedra viridis G. F. Hrusa 2000-4-10 15323 San Luis Obispo Carrizo plain Natural Area. HIlls above and to W of Swain Pasture 762 Comment
  SBBG44136  Ephedra viridis L. M. Srivastava 1958-2-6 34 San Luis Obispo N side of hill on W side of Cottonwood Pass, St Hwy 41, 5 mi E of Cholame, 0.5 mi W of Kern County line Comment
  CAS-BOT-BC82017  Ephedra viridis R. F. Hoover 1950-5-28 7934 San Luis Obispo Redrock Canyon, n. side of lower Cuyama Valley Comment
  OBI34342  Epilobium brachycarpum David J. Keil, Eric Wise 1983-8-30 17896 San Luis Obispo Black Lake Cyn; S of Arroyo Grande Comment
  SBBG132565  Epilobium campestre D. Keil 2010-6-1 30844 San Luis Obispo vernal pool field N of Belmont Trail between Coso Junction Rd and Clarksburg Rd; Carrizo Plain Comment
  CAS-BOT-BC166410  Epilobium canum subsp. canum Clare B. Hardham 1959-9-27 4987 San Luis Obispo Arroyo de la Cruz Comment
  OBI65737  Epilobium canum subsp. canum D. R. Miller 1994-8-4 894 -516 San Luis Obispo Pine Mt region; in creekway at top of Pear Tree area; Pico crk drainage 914 Comment
  SBBG5030  Epilobium ciliatum subsp. ciliatum C. B. Hardham 1957-7-31 2505 San Luis Obispo ca. 6 mi E of Cambria Comment
  UCD84232  Epilobium cleistogamum Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo San Luis Obispo County: Camp Roberts. 7 miles as the crow flies west from San Miguel. Avery Road. 250 Comment
  SD264691  Epipactis gigantea Elizabeth A. Appel, D. R. Miller 2016-5-23 516 1156 San Luis Obispo Perennial creek tributary passing under Rd from Hwy 1, (large culvert under road) , 4.55 miles up San Simeon Creek Rd. 199 Comment
  UC1296385  Equisetum laevigatum R. F. Hoover 1948-4-14 7440 San Luis Obispo mouth of Old Creek near Cayucos Comment
  OBI78922  Equisetum telmateia S. Wainwright 1964-3-3 17 San Luis Obispo Creek So of Santa Rosa and Foothill Comment
  UCR115565  Equisetum telmateia subsp. braunii George K. Helmkamp, E. A. Helmkamp 2000-4-20 5395 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  UCD135639  Equisetum telmateia subsp. braunii Louis C. Wheeler 1964-6-22 8508 San Luis Obispo San Luis Obispo County: Old Creek, Santa Rita Road. Comment
  OBI12393  Eremalche parryi subsp. kernensis Robert F. Hoover 1947-4-4 6887 San Luis Obispo W side of Cottonwood Pass Comment
  OBI76760  Eremalche parryi subsp. kernensis George Butterworth 2012-5-18 868 San Luis Obispo Chimineas Ranch Ecological Reserve. East Grantline, N of Sand Ridge 2 610 Comment
  UCR4770  Eremalche parryi subsp. kernensis Frank C. Vasek 1965-3-27 650327- 02 San Luis Obispo Temblor Range, Crocker Grade Road south of McKittrick Comment
  CAS-BOT-BC214403  Eremalche parryi subsp. kernensis R. F. Hoover 1965-4-24 9349 San Luis Obispo Hill just east of San Juan River, La Panza district Comment
  SBBG120318  Eremalche parryi subsp. parryi C. F. Smith 1992-4-10 12292 San Luis Obispo inside fence at Russell Ranch Gate to rd to Caliente Peak, N side of Cuyama River Comment
  UC455438  Eremothera boothii subsp. decorticans Katharine Brandegee 1911-7-12 San Luis Obispo Paso Robles Comment
  OBI12000  Eremothera boothii subsp. decorticans Robert F. Hoover 1950-4-14 7816 San Luis Obispo Base of Crocker Grade, Temblor Range Comment
  UC1023826  Eriastrum calocyanum R. F. Hoover 1946-6-16 6162 San Luis Obispo La Panza district. Comment
  OBI70489  Eriastrum densifolium subsp. densifolium Larry Kelly, David J. Keil 1988-10-1 286 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  CAS-BOT-BC251057  Eriastrum densifolium subsp. elongatum E. L. Painter; M. Wetherwax 2001-6-12 CR- 251 San Luis Obispo Camp Roberts 234 Comment
  UC771768  Eriastrum densifolium subsp. elongatum R. F. Hoover 1946-6-29 6207 San Luis Obispo Atascadero Comment
  CAS-BOT-BC514387  Eriastrum densifolium subsp. elongatum R. F. Hoover 1946-6-30 6223 San Luis Obispo North base of La Panza Range (NW of Cammotti Ranch) Comment
  RSA0116744  Eriastrum luteum David J. Keil 1986-5-28 19608 San Luis Obispo 0.25-0.5 mile W from jct. with Parkhill Road along Las Pilitas Road Comment
  OBI73024  Ericameria arborescens David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25436 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  CAS-BOT-BC131581  Ericameria arborescens R. F. Hoover 1946-8-17 6295 San Luis Obispo Upper Arroyo Grande, 5 mi. above county park Comment
  CAS-BOT-BC291291  Ericameria ericoides R. F. Hoover 1965-10-1 9695 San Luis Obispo Coast road just south of Hazard Canyon Comment
  HSC91791  Ericameria ericoides Susan H. Bicknell 1988-11-20 San Luis Obispo Montano de Oro State Park; Hazard Canyon N Ridge Comment
Read comments
Jan 21 2012
  OBI16568  Ericameria ericoides Robert F. Hoover 1969-9-21 11603 San Luis Obispo South end of Morro Bay Comment
  UCR158745  Ericameria linearifolia George K. Helmkamp, E. A. Helmkamp 2005-4-22 9418 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
  CAS-BOT-BC299088  Ericameria nauseosa var. hololeuca Carl B. Wolf 1932-11-18 4419 San Luis Obispo Upper end of Cuyama Valley. Santa Maria - Maricopa State Highway, 1 mile W of Kern County line Comment
  CAS-BOT-BC293647  Erigeron blochmaniae R. F. Hoover 1964-8-14 9255 San Luis Obispo Jack Lake Comment
  JEPS62618  Erigeron blochmaniae Clare B. Hardham 1964-8-15 12294 San Luis Obispo Hazard Canyon Comment
  SD40211  Erigeron blochmaniae Edith A. Purer 1940-8-2 7983 San Luis Obispo Oso Flaco Lake sand dunes Comment
  SBBG117874  Erigeron bonariensis E. Painter, M. Wetherwax 1999-11-15 SLO 344 San Luis Obispo near California Mens Colony sewage plant, at end of Sutter Rd; Camp San Luis Obispo 80 Comment
  OBI5495  Erigeron glaucus Sharon Jochums 1974-3-9 37 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  UCSB25284  Erigeron glaucus Broder, Richard 1960-3-19 San Luis Obispo South side of State Highway 1, 4 miles NW of Cambria Comment
  SBBG8137  Erigeron philadelphicus C. B. Hardham 1957-4-14 1659 San Luis Obispo Santa Rita Crk Comment
  SEINET7063679  Erigeron philadelphicus A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 15.6 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 733932mE, 3890963mN. (WGS84/NAD83). 244 Comment
  CAS-BOT-BC300273  Erigeron sanctarum Ynez Whilton Winblad 1937-6-18 s.n. San Luis Obispo Cambria Comment
  OBI81101  Erigeron sumatrensis Michael Walgren 2014-12-15 443 San Luis Obispo dirt/gravel road that accesses the Piedras Blancas Lighthouse from Highway One 25 Comment
  OBI70135  Erigeron sumatrensis David J. Keil 2009-2-22 30563 San Luis Obispo San Luis Obispo. Vicinity of intersection of Broad Street (California Route 229) and Orcutt Road. 35 deg. 15'40.21"N x 120 deg. 38'54.92"W 70 Comment
  HSC77146  Eriodictyon altissimum Tim Messick 1982-12-21 1864 San Luis Obispo S of Highland Dr. between Roderson Ave and Bayview Dr., Los Osos 91 Comment
  OBI43638  Eriodictyon altissimum Malcolm G. McLeod 1981-1 San Luis Obispo 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
  UC1124359  Eriodictyon tomentosum G. T. Nordstrom 1937-5-16 1243 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quad. Comment
  CAS-BOT-BC188073  Eriodictyon tomentosum Ernest C. Twisselmann 1955-7-22 2279 San Luis Obispo Navajo Canyon hills, 0.5 mile S of Bethel Ranch 579 Comment
  CDA11525  Eriodictyon traskiae subsp. smithii G. F. Hrusa 1995-5-28 12320 San Luis Obispo Black Butte Research Natural Area; Ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  CAS-BOT-BC248570  Eriogonum angulosum Ernest C. Twisselmann 1953-7-16 156 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Temblor Mountains: 1/4 mile west of Mariannas Ranch Comment
  RSA488721  Eriogonum angulosum James L. Reveal 1988-5-26 6909 San Luis Obispo Along California Highway 58, 2.4 miles east of San Juan Creek between La Panza and the Carrisa Plains, 1.1 mile west of the Bitterwater Road and 3.3 miles east of the turnoff to Pozo, north-northwest of Syncline Hill. 549 Comment
  UC1296090  Eriogonum angulosum R. F. Hoover 1949-6-4 7747 San Luis Obispo on Pozo-Simmler road San Juan River Comment
  OBI54833  Eriogonum baileyi var. baileyi David J. Keil 1996-9-13 26047 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  OBI11143  Eriogonum baileyi var. baileyi Robert F. Hoover 1966-9-16 10044 San Luis Obispo Salinas river at mouth of rocky cyn Comment
  OBI25762  Eriogonum baileyi var. baileyi David J. Keil 1980-9-16 14201 San Luis Obispo Calf Cyn along Hwy 58 ca 0.5 mi W of jctn with hwy 229 Comment
  RSA239160  Eriogonum baileyi var. baileyi James L. Reveal, Caroline G. Reveal 1972-8-3 2842 San Luis Obispo Along the road to Bitterwater valley, 2.2 miles south of California Highway 46, about 3 miles south of Cholame. Comment
  CAS-BOT-BC241994  Eriogonum cinereum Ernest C. Twisselmann 1960-8-22 5990 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County Comment
  UC1296167  Eriogonum cithariforme R. F. Hoover 1952-5-24 8214 San Luis Obispo w peak; Caliente Mt. Comment
  RSA491700  Eriogonum cithariforme var. cithariforme James L. Reveal, C. Rose Broome 1987-6-17 6475 San Luis Obispo Along Navajo Grade Road, 1 mile west of the summit and south of Navajo Campground and McGinnis Creek, about 4 airline miles north-northeast of Pozo. 724 Comment
  RSA518085  Eriogonum cithariforme var. cithariforme Steven A. Junak 1990-4-26 4206 San Luis Obispo Santa Lucia Mountains. Near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 miles S of Tassajera Creek Road at S end of dirt road at Ames property, which is ca. 1.8 miles W of intersection with Highway 101. 518 Comment
  OBI11130  Eriogonum covilleanum Robert F. Hoover 1952-5-24 8201 San Luis Obispo Caliente Mt Comment
  CAS-BOT-BC246591  Eriogonum elegans Ernest C. Twisselmann 1954-9-10 1569 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: 5 miles south of Cholame, (Hatfield Place) 487 Comment
  CAS-BOT-BC249817  Eriogonum elongatum var. elongatum R. F. Hoover 1965-9-19 9619 San Luis Obispo West edge of Carrizo Plain, west of Simmler Comment
  OBI20053  Eriogonum fasciculatum Steve Bowe 1978-2-24 45 San Luis Obispo Behind tower 5-6 of Yosemite dorm (CPSU campus) 244 Comment
  OBI6267  Eriogonum fasciculatum var. fasciculatum Robert F. Hoover 1965-6-18 9445 San Luis Obispo Santa Lucia Range; Poly Cyn, San Luis Obispo Comment
  OBI11102  Eriogonum fasciculatum var. foliolosum Robert F. Hoover 1946-6-30 6214 San Luis Obispo E side of La Panza Range, on a branch of Navajo crk Comment
  UC1032069  Eriogonum fasciculatum var. polifolium T. M. Hendrix 1937-5-20 195 San Luis Obispo 1 1/2 mi n Navajo; Pozo Quadrangle Comment
  CAS-BOT-BC250243  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1954-6-12 1365 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Canyon of West slope of Crocker Grade, Southern Temblor Mountains 731 Comment
  UC85715  Eriogonum gracile E. Palmer, M. D. July 1876 494 San Luis Obispo n S.L.O.; Central Coast Range Comment
  UCR38825  Eriogonum gracile G. F. Pratt 1985-5-4 s.n. San Luis Obispo Along Hwy 58, 7 miles west of Simmler at the western edge of the Carrizo plain 671 Comment
  JEPS116814  Eriogonum gracile David Gowen 2009-4-15 993 San Luis Obispo Caliente Ridge above the Carrizo Plain. Just west of junction of gated road to summit of Caliente Mtn. and road to west heading to antenna facility. Comment
Read comments
Oct 4 2012
  RSA116522  Eriogonum gracile var. gracile E. C. Twisselmann 1955-9-1 2362 San Luis Obispo S summit of Calf Canyon. 427 Comment
  RSA116523  Eriogonum gracile var. gracile E. C. Twisselmann 1955-9-1 2362 San Luis Obispo S summit of Calf Canyon. 427 Comment
  UCD82977  Eriogonum gracillimum CNPS SSN-SJV Foothill Team 2008-4-30 2 San Luis Obispo San Luis Obispo County; Carrizo Plains. 983 Comment
  CAS-BOT-BC257483  Eriogonum inerme var. inerme C. Butterworth; Clare B. Hardham 1960-6-10 6591 San Luis Obispo Black Mt., east of Creston, Highland Dist. 914 Comment
  CAS-BOT-BC33910  Eriogonum ordii Alice Eastwood 1926-5-5 13897 San Luis Obispo Cholame Comment
  OBI65076  Eriogonum ordii Greg Wilvert 2005-4-24 313 San Luis Obispo SE half of the Caliente Range. 2.1 km S of Padrones Spring 1070 Comment
  CAS-BOT-BC266834  Eriogonum ordii Ernest C. Twisselmann 1958-5-12 4465 San Luis Obispo Southern Temblor Mountains just east of Panorama Hills, Temblor Range and the Western San Joaquin Valley 792 Comment
  OBI10978  Eriogonum parvifolium Unknown 1960-5-12 s.n. San Luis Obispo Price Cyn (S of Edna) Comment
  UC638979  Eriogonum parvifolium Bernard Miossi 1939-8-6 153 San Luis Obispo 13 1/4 mi from San Luis Obispo (n-facing slope of Islay Creek Canyon in Pecho district); Islay Creek Canyon 182 Comment
  UCD100825  Eriogonum parvifolium Austin P. Giffins; Dorothy Laine 1980-6-21 s.n. San Luis Obispo San Luis Obispo County: 1/3 way S of point on Morro Bay Sandspit. 20 Comment
  OBI10957  Eriogonum roseum Robert F. Hoover 1946-8-18 6314 San Luis Obispo Cammatti Ranch, N of La Panza Comment
  CAS-BOT-BC264892  Eriogonum viridescens Clare B. Hardham 1956-6-16 926 San Luis Obispo Santa Lucia Mountains Comment
  CAS-BOT-BC264906  Eriogonum viridescens R. F. Hoover 1967-6-4 10610 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC264896  Eriogonum viridescens R. F. Hoover 1949-6-4 7749 San Luis Obispo San Juan River on Pozo-Simmler Road Comment
  CAS-BOT-BC264902  Eriogonum viridescens R. F. Hoover 1946-10-27 6539 San Luis Obispo Cuyama River opposite Pionerr Grove Comment
  OBI29304  Eriophyllum confertiflorum Lou Morton 1981-5-17 s.n. San Luis Obispo Laguna Lake Park Comment
  UCR103967  Eriophyllum confertiflorum George K. Helmkamp 1997-6-22 2077 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  OBI16499  Eriophyllum confertiflorum Ed Zimmerman 1966-5-12 61 San Luis Obispo Squire Cyn Comment
  OBI55241  Eriophyllum confertiflorum Greg Frugoli 1997-4-15 63 San Luis Obispo Quali rd, La Panza range, Los Padres NF Hwy 58 burn 671 Comment
  OBI7895  Eriophyllum confertiflorum G. L. Parsons 1976-4-17 17 San Luis Obispo By side of dirt road on S side of Cuesta Grade Comment
  SBBG41460  Eriophyllum multicaule D. Myrick 1973-4-7 2199 San Luis Obispo Montana de Oro State Park Comment
  OBI54358  Eriophyllum pringlei George Butterworth 1995-3-30 23 San Luis Obispo Carrizo Plain Natural Area. T11N R26W, S4, NW qtr. 150 yds SW of Soda Lake Rd, 20 yds W of Wells Rd Comment
  SD71146  Eriophyllum pringlei R. F. Hoove 1947-3-30 6822 San Luis Obispo East branch of Huerhuero Creek about 5 miles south of Creston. Comment
  OBI78690  Eriophyllum staechadifolium Giuliana Marchini 2013-2-9 1 San Luis Obispo Morro Rock. As you approach, its on the south side of the road. 7 Comment
  OBI51302  Erodium botrys Jan Barber 1994-4-17 142 San Luis Obispo San Simeon State Park; near hwy 1 Comment
  OBI31482  Erodium brachycarpum Joy Nishida, Robert Allen 1982-4-10 275 San Luis Obispo American Cyn campground 536 Comment
  OBI47136  Erodium cicutarium lynne Dee Oyler 1986-3-21 356 San Luis Obispo Agua Escondido, N slope and hilltop NE of Arroyo Grande. Trees W and N of USFS blue oak study site. Each sample taken from S side Comment
  SBBG119089  Erodium cicutarium M. Wetherwax, E. Painter with J. Olson 2002-3-28 SLO 227 San Luis Obispo Guard Hill Rd; Camp San Luis Obispo 200 Comment
  SBBG119081  Erodium moschatum M. Wetherwax, E. Painter 2000-3-21 SLO 47 San Luis Obispo saddle between Cerro Romualdo and Cerro Chumash; Camp San Luis Obispo 200 Comment
  OBI67810  Erodium moschatum M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-7 CR- 2 San Luis Obispo Camp Roberts. Near jctn of San Antonio Rd and abandoned part of Bee Rock Rd (across impact area), near SW gate of impact area 200 Comment
  POM147853  Eryngium armatum J. B. Feudge 1927-6-30 1722 San Luis Obispo North of Cambria Comment
  RSA128136  Eryngium vaseyi Clare B. Hardham 1959-5-6 4417 San Luis Obispo Bee Rock Road to Nacimiento Lake Comment
  PASA406  Erysimum asperum Stason 1930-4-14 San Luis Obispo Poso Mts. 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-BC54455  Erysimum capitatum Alice Eastwood; John Thomas Howell 1937-4-29 4113 San Luis Obispo San Diego Canyon, Temblor Range. Comment
  CAS-BOT-BC54473  Erysimum capitatum Ernest C. Twisselmann 1955-6-16 2147 San Luis Obispo La Panza Range. Queen Bee Road, 0.2 mile south of Pozo Grade Summit. 798 Comment
  UC1541155  Erysimum capitatum Clifton F. Smith 1986-5-15 12076 San Luis Obispo road up mt from Russell Ranch in Cuyama Valley; Caliente Mountain 1219 Comment
  OBI80806  Erysimum suffrutescens George Butterworth 2015-8-16 983 San Luis Obispo Morro Dunes Ecological Reserve, East Parcel, Los Osos, close to Bayview Heights Bl 64 Comment
  UCSB21857  Erysimum suffrutescens del Moral, S. 1967-4-22 San Luis Obispo Edge of Oso Flaco, 3 miles northwest of Guadalupe 3 Comment
  CAS-BOT-BC55229  Erysimum suffrutescens G. B. Rossbach; R. P. Rossbach 1938-5-6 825 A San Luis Obispo About one third way up inland face of Morro Rock, Morro Bay. Comment
  OBI15071  Erysimum suffrutescens Robert F. Hoover 1948-3-26 7430 San Luis Obispo Sunnyside School near Baywood Park Comment
  OBI48261  Erythranthe floribunda David J. Keil 1989-6-3 21222 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI33690  Erythranthe microphylla Melissa Luckow, Jerry Rendon 1980-4-24 27 San Luis Obispo Poly cyn, about 1/4 mi from end of rd Comment
  SEINET3930530  Eschscholzia caespitosa David Keil 1987-5-6 20117 San Luis Obispo Highway 229 ca. 1/2 mile north of juction highway 58.; 0 Comment
  CAS-BOT-BC403498  Eschscholzia californica R. F. Hoover 1964-6-11 9041 San Luis Obispo Just south of Hazard Canyon Comment
  OBI75518  Eschscholzia californica Jenner Whitt 2003-4-3 27 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI78377  Eschscholzia californica Robert F. Hoover 1948-4-17 7465 San Luis Obispo San Juan river S of Shandon Comment
  SD40078  Eschscholzia californica Edith A. Purer 1933-7-20 5101 San Luis Obispo Northwest of Guadalupe. Comment
  UCR118374  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 1998-7-1 4251 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  UCD95284  Eschscholzia californica Curtis Clark 1975-5-25 496 San Luis Obispo San Luis Obispo County: Santa Margarita - Pozo Road, 3.2 miles west of Pozo. Comment
  SEINET3928301  Eschscholzia californica subsp. californica Hannah M. Fugle 2011-3-4 17 San Luis Obispo Prefumo Canyon, ca. 2.2 miles up Prefumo Canyon Road from Los Osos Valley Road.; 0 91 Comment
  UCR93383  Eschscholzia glyptosperma George K. Helmkamp 1996-5-24 1007 B San Luis Obispo Inner South Coast Range, Along Calif. Hwy 166, 0.5 mi west of the SLO county line, east of Cuyama River 814 Comment
  SBBG104490  Eschscholzia hypecoides M. D. Proctor, E. A. Young 1993-4-11 ROB 347 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  UC1296246  Eschscholzia lemmonii R. F. Hoover 1952-4-8 8080 San Luis Obispo La Panza district Comment
  OBI11747  Eschscholzia minutiflora Robert F. Hoover 1949-5-29 7732 San Luis Obispo Cottonwood Pass Comment
Read comments
Jul 13 2018
  SD245409  Eucalyptus globulus Tyler Lutz 2013-3-2 13 San Luis Obispo Fairview Street near Breck Street along railroad tracks. 77 Comment
  OBI5511  Eucalyptus globulus Sharon Jochums 1974-4-10 153 San Luis Obispo At S end of San Simeon Point W of hwy 1 Comment
  OBI54291  Eucalyptus polyanthemos David J. Keil 1996-5-24 25864 San Luis Obispo Laguna Lake Park, SLO Comment
  SBBG107814  Eucrypta chrysanthemifolia var. bipinnatifida C. B. Hardham 1957-4-27 1771 San Luis Obispo Caliente Mtn, edge of Carissa Plains Comment
  OBI11968  Eulobus californicus Eben McMillan 1952-5-5 102 San Luis Obispo Red Eagle Mine. 1 mi E, 12 mi S Shandon Comment
  OBI54417  Eulobus californicus Matthew Arterburn 1997-4-8 38 San Luis Obispo 1.4 mi from Navajo Camp on Navajo Camp rd Comment
  OBI57758  Euphorbia crenulata David J. Keil 1998-6-15 27823 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  UC2027151  Euphorbia marginata David J. Keil 2012-10-23 31537 -2 San Luis Obispo San Luis Obispo. Sunset Drive-in Theater, 255 Elks Lane Comment
  OBI14402  Euphorbia peplus Betty Sheehan 1957-10-10 2 San Luis Obispo Sci Bldg, Cal Poly campus Comment
  OBI27199  Euphorbia spathulata Thomas Burrows 1981-4-9 140 San Luis Obispo Reservoir Cyn 160 Comment
  SBBG81973  Euphorbia spathulata C. F. Smith 1950-4-30 2703 San Luis Obispo rd NE of Pinole Land and Cattle Company headquarters, ca. 3 airline mi SW of Yeguas Mtn Comment
  UC1130407  Euphorbia spathulata C. M. Belshaw 1936-3-28 1754 San Luis Obispo 3 mi nne Cayucos Pt.; Cayucos Quad. 106 Comment
  UC1392891  Euphorbia spathulata R. F. Hoover 1969-4-22 11254 San Luis Obispo e of Morro Bay (San Bernardo Creek); San Bernardo Creek Comment
  OBI15448  Euthamia occidentalis Robert F. Hoover 1946-9-14 6384 San Luis Obispo Creston Comment
  RSA661632  Euthamia occidentalis Austin P. Griffiths 1981-9-21 s.n. San Luis Obispo West roadside in northernmost section of Oceano campground, Pismo State Beach 0 Comment
  OBI40749  Festuca microstachys David J. Keil, Dirk Walters 1986-5-2 19321 San Luis Obispo Santa Lucia Mtns. Just N of San Luis Obispo in Reservoir Canyon. Comment
  OBI74423  Festuca microstachys Theo Fitanides, Anthony Baniaga 2010-4-23 142 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 580 Comment
  OBI21876  Festuca myuros Robert F. Hoover 1964-6-5 8927 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI2557  Festuca myuros Larry E. Brown 1970-3-17 1746 San Luis Obispo Along roadside of Los Osos Valley rd near Baywood Park Comment
  OBI8533  Festuca myuros Craig Woods 1978-4-22 50 San Luis Obispo Carrizo Plain, 3 mi SE of the jctn of Hwy 58 and Sim. soda lake San Diego cr rd, 1 mi E of Sim. soda lake san diego cr rd 594 Comment
  OBI59069  Festuca octoflora David J. Keil 1998-4-14 26728 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  SBBG94136  Festuca perennis S. A. Junak 1990-4-17 4170 San Luis Obispo just N of USFS Rd 29S11.3, ca. 0.1 mi W of W boundary of Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 783 Comment
  OBI21972  Festuca temulenta Robert F. Hoover 1964-6-5 8929 San Luis Obispo Ridge W of upper Lopez cyn Comment
  OBI59224  Festuca temulenta David J. Keil 1998-6-8 27693 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  RSA0024947  Filago gallica Greg Wilvert 2005-4-30 354 San Luis Obispo Above Padrones Spring. Comment
  OBI69082  Forestiera pubescens David J. Keil, with V. L. Holland 2007-4-5 30461 San Luis Obispo N of Paso Robles along Salinas River. 6225 N River Road 204 Comment
  CAS-BOT-BC52653  Frangula californica subsp. californica Carl B. Wolf 1929-4-13 3465 San Luis Obispo No. base of Cuesta Grade 426 Comment
  CAS-BOT-BC223376  Fraxinus dipetala Alice Eastwood 1926-5-4 13845 San Luis Obispo Paso Robles Comment
  RSA0048378  Fremontia californica subsp. obispoensis W. M. Arbaugh 1968-5-28 273 San Luis Obispo Cuesta Ridge, about 1/2 mile below the radio station. Comment
  SBBG72768  Fremontodendron californicum M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI7254  Fremontodendron californicum Robert J. Rodin 1974-5-4 9489 San Luis Obispo Cuesta road NW of hwy 101 only on left side of road Comment
  SBBG48611  Fremontodendron californicum R. N. Philbrick, D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo rd to TV tower near Cuesta Summit, 1.1 mi W of Hwy 101 Comment
  RSA68726  Fritillaria affinis Frank W. Peirson 1925-3-25 5691 San Luis Obispo Pismo Creek. 30 Comment
  SBBG108260  Fritillaria affinis C. B. Hardham 1959-4-22 4439 San Luis Obispo Santa Rita Cyn Comment
  POM203584  Fritillaria affinis I. L. Wiggins 1932-4-2 5853 San Luis Obispo Hillside between Salinas River and the county road, 3 mi. E. of Templeton. Comment
  OBI35432  Fritillaria biflora Melody Dickens 1980-4-16 19 San Luis Obispo Collected on Morro rock, Morro Bay Comment
  OBI79238  Fritillaria biflora David J. Keil 2012-4-23 31306 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  CAS-BOT-BC130287  Fritillaria biflora R. Bacigalupi 1949-4-7 3076 -A San Luis Obispo Along Santa Rosa Creek Road, 6.4 miles east of junction with Calif. Highway #1, near Cambria Comment
  OBI21375  Fritillaria biflora Barrett Anderson 1972-3-12 343 San Luis Obispo E of Hazard Peak Comment
  UCSB57253  Fritillaria biflora Ryan, P.; Penkala, B. 1987-3-20 San Luis Obispo Reservoir Creek, approx. 1.2 miles along trail from end of Reservoir Road, just north of San Luis Obispo off Hwy 213 Comment
  CDA16203  Fumaria parviflora G. F. Hrusa April 1999 15016 San Luis Obispo Carrizo Plain; Rare on the Plain. Unknown site, collected by BLM vegetation team. 0 Comment
  OBI72509  Gaillardia aristata E. L. Painter 2003-3-5 SLO- 302 San Luis Obispo Camp San Luis Obispo. Garden of Officer's Club. UTMs (NAD27) zone 10, 709104E. 3911737N 125 Comment
  OBI46204  Galium andrewsii David J. Keil 1982-6-27 16331 San Luis Obispo Hills overlooking Los Osos from the south Comment
  RSA0019324  Galium angustifolium subsp. angustifolium Greg Wilvert 2005-5-4 384 San Luis Obispo Southeast half of the Caliente Range: Canyon to the E of Quail Cyn. 785 Comment
  OBI67007  Galium aparine D. R. Miller 1994-4-5 494 -165 San Luis Obispo Pine Mt Region. From the confluence area, Cyn trl, Pico Crk drainage 732 Comment
  CDA11558  Galium californicum subsp. flaccidum G. F. Hrusa 1993-5-22 11103 San Luis Obispo Black Butte Research Natural Area; Approx. 1/2 mile N of Mt. Lowe. Comment
  OBI58704  Galium californicum subsp. maritimum David J. Keil 1998-4-27 26927 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  SBBG124810  Galium hardhamiae C. B. Hardham 1957-4-25 1721 San Luis Obispo Cypress Mtn Comment
  SBBG124825  Galium hardhamiae C. B. Hardham 1961-5-17 7072 San Luis Obispo 4 mi W of Ocean View Mine 762 Comment
  SBBG18120  Galium hardhamiae C. B. Hardham 1960-6-1 5960 San Luis Obispo headwaters, Little Burnett-Tobacco Crk Comment
  OBI58699  Galium parisiense David J. Keil 1998-6-5 27595 San Luis Obispo Junction Hwy. 58 and Pozo Rd. E of Santa Margarita. Comment
  OBI73072  Galium parisiense David J. Keil 2000-5-31 28789 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 9.5 miles east from junction with Highway 1 Comment
  SBBG104755  Galium porrigens var. porrigens M. D. Proctor, E. A. Young 1993-3-17 ROB 170 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG94001  Galium porrigens var. porrigens S. A. Junak 1990-4-26 4213 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  SD245265  Gamochaeta pensylvanica David J. Keil 2012-7-27 31495 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Senic Veiw Way. 85 Comment
  CAS-BOT-BC303456  Gamochaeta ustulata R. F. Hoover 1947-6-2 7262 San Luis Obispo Cambria Comment
  CAS-BOT-BC208388  Garrya elliptica R. F. Hoover 1946-11-16 6554 San Luis Obispo Upper Arroyo Grande, near top of ridge opposite County Park Comment
  OBI5002  Garrya flavescens Robert F. Hoover 1963-10-26 8610 San Luis Obispo Trail to Machesna Mt. , La Panza Range Comment
  RSA00040393  Garrya veatchii LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6293 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  OBI14144  Garrya veatchii R. D. Page 1962-1-27 26 San Luis Obispo Cuesta Grade Comment
  OBI74385  Gastridium phleoides Theo Fitanides, Anthony Baniaga 2010-5-7 156 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 459 Comment
  OBI19829  Gaultheria shallon Walter F. Chesbro 1978-5-26 250 G San Luis Obispo Montana de Oro state park 76 Comment
  UCR123549  Gazania linearis George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5336 A San Luis Obispo Central Coast, Atascadero State Beach, 1.2 mi NNW of the junction of Calif. Hwy 1 and Calif. Hwy 41 6 Comment
  OBI77083  Genista monspessulana David J. Keil, Dirk Walters 1986-5-2 19342 San Luis Obispo Santa Lucia Mts just No of San Luis Obispo in Reservoir Cyn 305 Comment
  OBI72481  Genista monspessulana M. Wetherwax & E. L. Painter, Neil Havlik 2003-5-30 SLO- 341 San Luis Obispo Camp San Luis Obispo. Camp SLO/Calif men's Colony prison interface 140 Comment
  JEPS116450  Geranium dissectum Alice Le Duc 1999-4-18 375 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
  OBI80943  Gilia achilleifolia Tyler Griffith, Alyssa Moor, Richard Squeri, Frances Nguyen-Khoa 2015-4-19 10 San Luis Obispo Prospects Fire Lookout Tower (Bowden Ranch Open Space) Comment
  UC1927726  Gilia achilleifolia subsp. achilleifolia D. R. Miller 1994-5-20 594 -370 San Luis Obispo along Coles Road in (Will Hearst property) Marmolejo Creek drainage 750 Comment
  RSA118209  Gilia inconspicua subsp. austrooccidentalis E. C. Twisselmann 1957-5-3 3477 San Luis Obispo Bill Hill Ranch, at the foot of Caliente Mountain. 701 Comment
  UCR32107  Gilia latiflora David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-5-9 16056 San Luis Obispo Road to top of Cypress Mtn. from Warrens' cabin Comment
  UCR61726  Gilia latiflora George K. Helmkamp 1990-5-19 s.n. San Luis Obispo 18 miles [east] of Santa Margarita on State Hwy 58 473 Comment
  UC2027560  Gilia latiflora subsp. cuyamensis Greg Wilvert 2005-4-25 327 San Luis Obispo Southeast Half of the Caliente Range: 0.7 km NW of Wells Canyon Comment
  CAS-BOT-BC402041  Gilia ochroleuca subsp. minima Roxana S. Ferris 1955-5-25 12835 San Luis Obispo Road betw. El Dorado School and Pozo at Yaro Creek bridge ca. 7 mi. N of Pozo Comment
  UC1034562  Gilia tenuiflora subsp. amplifaucalis R. F. Hoover 1947-4-2 6869 San Luis Obispo Upper Arroyo Grande 5 mi above County Park; Upper Arroyo Grande above County Park Comment
  UC1315003  Gilia tenuiflora subsp. amplifaucalis E. McMillan 1952-4-2 37 San Luis Obispo 5 mi se Cholame (Palo Prieta Canyon); se of Cholame, Palo Prieta Canyon Comment
  CAS-BOT-BC226466  Gilia tenuiflora subsp. tenuiflora Lois Gershenson 1980-4-19 14 San Luis Obispo 5.3 miles east of St. Margarita 365 Comment
  OBI64417  Gilia tricolor David J. Keil 2001-3-28 29210 San Luis Obispo Diablo Range. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 561 Comment
  RSA148720  Gilia tricolor Clare B. Hardham 1961-3-20 6688 San Luis Obispo Cottonwood Pass east of Cholame. 610 Comment
  OBI57368  Githopsis diffusa subsp. diffusa David J. Keil 1998-4-20 26884 San Luis Obispo North of Nacimiento Lake, 2.3 miles from Interlake Road on Lynch Canyon Road. Comment
  OBI59245  Glebionis coronaria G. F. Hrusa 1998-4-20 14351 San Luis Obispo South Coast Ranges. Waste ground at intersection of Los Berros Rd and US 101 on Nipomo Mesa. USGS quad Oceano 7.5 75 Comment
  OBI79436  Glycyrrhiza lepidota David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31679 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
  OBI57059  Glycyrrhiza lepidota Frederic Hrusa 1993-5-21 11080 San Luis Obispo Approx 2 km beyon Stony Crk camp 600 Comment
  RSA91738  Gnaphalium chilense F. W. Peirson 1920-7-31 2787 San Luis Obispo Morro Bay 0 Comment
  CDA20909  Gnaphalium stramineum G. F. Hrusa 1993-5-2 11077 San Luis Obispo Salinas Valley; Paso Robles: on E side of Salinas River, immediately S of Niblick Rd. bridge. 0 Comment
  CAS-BOT-BC305132  Grindelia hirsutula R. F. Hoover 1952-7-13 8266 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  OBI62148  Grindelia stricta var. platyphylla P. A. Holden 1968-6-14 373 San Luis Obispo Cambria Comment
  UC56044  Guillenia lasiophylla J. H. Barber 1899-3-26 San Luis Obispo Paso Robles Comment
  RSA143337  Guillenia lasiophylla Clare B. Hardham 1960-4-4 5297 San Luis Obispo Santa Lucia Mountains: Cantinas Creek. 244 Comment
  UC1928014  Gutierrezia californica David Keil 1998-10-9 28140 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  OBI72916  Hainardia cylindrica David J. Keil 1988-6-23 20799 San Luis Obispo Morro Bay-hillsides between Little Morro Creek Road and South Bay Blvd, north of Highway 1 Comment
  RSA39830  Hazardia squarrosa var. grindelioides P. A. Munz 1947-9-26 12182 San Luis Obispo 1 mile S of Monterey County line, Hwy1. 61 Comment
  UC1285135  Hazardia stenolepis R. F. Hoover 1947-9-19 7402 San Luis Obispo 1 mi w Pozo Comment
  CAS-BOT-BC306725  Helenium bigelovii Clare B. Hardham 1956-7-15 1258 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Comment
  OBI77530  Helenium bigelovii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15722 San Luis Obispo Pennington Crk Bio Preserve, W of San luis Obispo Comment
  UCR32159  Helenium bigelovii David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-3-13 15722 San Luis Obispo Central Coast/Coast Range, 0.8 mi. west of Pennington Creek Biological Reserve Comment
  OBI16339  Helenium puberulum Robert F. Hoover 1964-8-13 9217 San Luis Obispo Santa Lucia Range. San Bernardo crk Comment
  UC456070  Helianthus bolanderi E. P. Unangst 1906-8-19 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC305754  Helianthus gracilentus A. S. Albert 1933-7-1 s.n. San Luis Obispo East of Arroya Grande Comment
  SBBG88014  Helianthus gracilentus C. F. Smith 1988-5-17 12137 San Luis Obispo Pine Mtn ca. 1 mi below summit, Machesna Wilderness Comment
  OBI22946  Heliotropium curassavicum David J. Keil 1979-10-27 13668 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
  OBI15576  Helminthotheca echioides Robert F. Hoover 1964-8-13 9225 San Luis Obispo Mouth of Morro crk Comment
  UCSB39887  Helminthotheca echioides Shaw, J. 1982-7-1 San Luis Obispo Along Los Osos Valley Road at intersection with Descanso Street in San Luis Obispo 15 Comment
  OBI35379  Hemizonia congesta subsp. luzulifolia K. A. Nadeau 1983-8-13 40 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and rockview rd Comment
  OBI63090  Hemizonia congesta subsp. luzulifolia R. K. Brummitt 1997-6-15 19755 San Luis Obispo 5 km Se of Morro Bay town towards Los Osos Comment
  CAS-BOT-BC309881  Hemizonia congesta subsp. luzulifolia Ernest C. Twisselmann 1956-9-27 3213 San Luis Obispo Summit of Atascadero-Morro Bay Highway 435 Comment
  CAS-BOT-BC314897  Hemizonia congesta subsp. luzulifolia Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School grounds Comment
  OBI62154  Hemizonia congesta subsp. luzulifolia P. A. Holden 1968-8-10 522 San Luis Obispo 1 mi W of damsite in Lopez Cyn Comment
  SBBG8418  Hemizonia congesta subsp. luzulifolia H. and M. Dearing 1940-6-16 4874 San Luis Obispo near San Luis Obispo Comment
  POM147148  Hemizonia fasciculata Alice Eastwood 1927-7-29 14972 San Luis Obispo San Luis Obispo. Comment
  RSA216767  Hemizonia fasciculata Robert F. Hoover 1969-8-1 11513 San Luis Obispo Near Perry Creek summit just S of Cambria. Comment
  RSA128191  Hemizonia fitchii Clare B. Hardham 1959-8-16 3905 San Luis Obispo Oak Flat School Road 1/4 mile E of School. Comment
  RSA141083  Herniaria hirsuta subsp. cinerea Clare B. Hardham 1960-6-9 6083 San Luis Obispo Paso Robles; Santa Lucia Mts. Comment
  RSA140236  Hesperevax acaulis Clare B. Hardham 1960-3-27 5245 San Luis Obispo Intersection Oak Flat Rd. and North Rd. to Adelaida; Santa Lucia Mts. Comment
  OBI80039  Hesperevax sparsiflora David J. Keil, with Lynne Dee Althouse 2002-5-2 29841 San Luis Obispo Santa Margarita Ranch Comment
  CAS-BOT-BC310238  Hesperevax sparsiflora var. sparsiflora Marcus E. Jones 1882-5-1 s.n. San Luis Obispo San Luis Obispo Comment
  UCR67843  Hesperocnide tenella Steven A. Junak 1990-5-1 4281 San Luis Obispo Santa Lucia Mtns, At N edge of Cuesta Ridge Botanical Area, along power line access road which transects Tassajera Creek Road c. 2.4 mi west of Hwy 101, c. 1.2 road mi south of Tassajera Creek Road. 534 Comment
  OBI53558  Hesperocnide tenella Arthur W. Hazebrook 1991-5-7 68 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes; NE most stand of Coreopsis gigantea Comment
  RSA212578  Hesperocnide tenella E. C. Twisselmann 1969-4-24 15193 San Luis Obispo Santa Ysabel Ranch, E side of the Salinas River 5 miles S of Paso Robles. 229 Comment
  UC2027153  Hesperocyparis macrocarpa David J. Keil with Mike Walgren 2012-9-8 31530 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1 Comment
  OBI53876  Hesperocyparis macrocarpa Arthur W. Hazebrook 1992-10-25 144 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, small ridge S of Eucalyptus globulus stand Comment
  OBI7227  Hesperocyparis sargentii Robert F. Hoover 1968-2-10 10892 San Luis Obispo Ridge NW of Cuesta Pass Comment
  SBBG95505  Hesperolinon micranthum D. Keil, D. Walters 1986-5-2 19308 San Luis Obispo Reservoir Cyn, just N of San Luis Obispo 182 Comment
  CAS-BOT-BC422595  Hesperomecon linearis Alice Eastwood 1941-4-21 18972 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  OBI55380  Heteranthemis viscidihirta David J. Keil, with V. L. Holland 1997-3-19 26086 San Luis Obispo Along Pacific Blvd. between highway and railroad tracks. 0 Comment
  UC1126924  Heterodraba unilateralis N. H. French 1937-3-9 882 San Luis Obispo Carrizo Plains 609 Comment
  SBBG55757  Heteromeles arbutifolia R. F. Hoover 1969-10-26 11653 San Luis Obispo ridge NW of Cuesta Pass Comment
  CAS-BOT-BC148458  Heteromeles arbutifolia Ernest C. Twisselmann; Donald J. Bedell 1969-11-15 16332 San Luis Obispo Sulfur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 205 Comment
  SBBG93923  Heterotheca grandiflora S. A. Junak 1990-10-11 4437 San Luis Obispo near top of access rd to KSBY antenna facility, just N of USFS Rd 29S11.), ca. 2.7 mi W of US Hwy 101 743 Comment
  CAS-BOT-BC310945  Heterotheca grandiflora Ira L. Wiggins 1929-4-15 3578 San Luis Obispo North of Guadalupe at cross roads to Calender Comment
  OBI79396  Heterotheca sessiliflora David J. Keil 2011-11-26 31197 San Luis Obispo Highway 58 west of junction with Highway 229. Lower part of Calf Canyon 370 Comment
  UC421600  Heterotheca sessiliflora subsp. echioides John Thomas Howell 1927-8-17 3004 San Luis Obispo 4 mi s of Templeton 243 Comment
  OBI72489  Heterotheca sessiliflora subsp. echioides E. L. Painter & M. Wetherwax, M. Wetherwax 2002-9-4 CR- 360 San Luis Obispo Camp Roberts UTMs (NAD27) zone 10S, 696014E, 3957204N. Sulphur Spring Cyn, training area S 268 Comment
  UC114804  Heuchera micrantha E. Palmer, M. D. June, 1876 124 San Luis Obispo San Luis Obispo; Coast Range Comment
  UC337097  Hieracium albiflorum unknown 1887-7-1 San Luis Obispo near San Luis Obispo; Lopez Canyon Comment
  OBI81211  Hirschfeldia incana Nate Pettyjohn, Jake Wright 2015-4-26 1 San Luis Obispo Cerro San Luis Obispo. Dry, Central California hill/mountain. Trailside next to a lot of wheat. Comment
  OBI8485  Hirschfeldia incana R. D. McCall 1978-10-21 7 San Luis Obispo E slope of Nacimiento shoreline 20 mi N of Paso Robles Comment
  RSA535056  Hirschfeldia incana D. A. Young, Steven A. Junak, Tina J. Ayers 1989-4-27 1958 San Luis Obispo Cuesta Ridge Botanical Area: 0.4 mi W of sign indicating W end of Botanical area. Comment
  SBBG107932  Hoita macrostachya C. B. Hardham 1960-9-5 6573 San Luis Obispo Santa Rosa Crk Comment
  UC1127991  Holodiscus discolor H. C. Lee 1936-4-2 543 San Luis Obispo 1/4 mi w of Sycamore Springs 45 Comment
  OBI42311  Holodiscus discolor David J. Keil 1986-6-7 19641 San Luis Obispo Los Osos. along Los Osos Crk downstream from end of Calle cordoniz and on slopes between Calle Cordoniz and the creek bed Comment
  RSA18219  Hordeum brachyantherum C. B. Wolf 1929-4-16 3631 San Luis Obispo 2 miles north of Cayucos Comment
  OBI75267  Hordeum depressum David J. Keil 2011-4-22 30994 San Luis Obispo Sweet Springs Nature preserve. South shore of Morro Bay. Baywood Park-Los Osos area north of Ramona Ave. 5 Comment
  OBI64566  Hordeum marinum David J. Keil 2001-3-28 29216 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 Comment
  OBI73045  Hordeum marinum David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25396 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  CDA15111  Hordeum marinum subsp. gussoneanum G. F. Hrusa 1998-4-25 14197 San Luis Obispo South Coast Ranges; Corner of Hwy 41/46 and Cholame Valley Rd. Dominant near roadside adjacent to open field, extending out into field. Clayey alkaline, low +- wet or saturated in wet season. Annual. Comment
  SBBG133071  Hordeum marinum subsp. gussoneanum D. Keil, T. Teed, M. Uchida 2001-6-15 29570 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure, old artillery shell crater; Camp San Luis Obispo 243 Comment
  CAS-BOT-BC285145  Hordeum marinum subsp. gussoneanum Roxana S. Ferris 1955-5-23 12792 -A San Luis Obispo Huerhuero Creek road, 8.6 mi. E of landing field at Paso Robles Comment
  OBI21924  Hordeum murinum John Young 1967-5-25 35 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  UCD113428  Horkelia cuneata G. F. Hrusa 1992-3-29 10050 San Luis Obispo San Luis Obispo County: Approximately one mile west of the intersection of Highway 1 and Calendar Rd. Comment
  RSA128111  Horkelia cuneata Clare B. Hardham 1959-5-23 4638 San Luis Obispo S of Baywood Park Comment
  OBI20264  Horkelia cuneata subsp. cuneata Ann McBeth 1979-4-25 9 San Luis Obispo Indian Knob. 4 mi N of Pismo Beach Comment
  RSA128113  Horkelia cuneata subsp. puberula Clare B. Hardham 1959-5-21 4591 San Luis Obispo Cambria. Comment
  SBBG127208  Horkelia cuneata var. puberula D. Keil, V. L. Holland 2010-6-15 30893 San Luis Obispo between San Luis Obispo and Arroyo Grande at 615 Ormonde Rd, S of intersection of Ormonde Rd with Price Cyn Rd 100 Comment
  OBI62843  Hydrocotyle verticillata Heulan Brown 1959-4-4 15 San Luis Obispo Laguna Lake, Los Osos Valley Comment
  OBI19894  Hypochaeris glabra Walter F. Chessebro 1979-3-10 120 San Luis Obispo Indian Knob. 2.5 mi from last gate on Davenport Crk rd Comment
  OBI71651  Hypochaeris glabra David J. Keil 1988-7-2 20833 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI72248  Hypochaeris glabra Anthony Baniaga 2010-3-27 70 San Luis Obispo Tierra Redonda Mtn BLM ACEC 340 Comment
  SD148235  Hypochaeris glabra G. K. Helmkamp, E. A. Helmkamp 2000-6-15 5683 San Luis Obispo Coastal strand between Los Osos and sand dunes west of the end of Howard St. 14 Comment
  OBI32786  Hypochaeris glabra David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12705 San Luis Obispo T305 R15E sec 25. 5.2 mi ESE of Pozo along San Jose-Avenales rd at locked gate to Avenales Ranch Comment
  OBI16005  Isocoma acradenia var. bracteosa Robert F. Hoover 1965-9-19 9618 San Luis Obispo Near San Juan River, La Panza Ranch Comment
  OBI75320  Isocoma menziesii var. menziesii David J. Keil 2010-11-10 30947 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and arroyo Grande south of intersection of Ormonde Road with Price Canyon Road. Comment
  CAS-BOT-BC311683  Isocoma menziesii var. sedoides Ernest C. Twisselmann 1959-5-23 5275 San Luis Obispo Piotn Buchon 6 Comment
  JEPS51984  Isocoma menziesii var. vernonioides Ernest C. Twisselmann 1965-11-2 11686 San Luis Obispo bluffs just n of San Simeon Beach State Park 12 Comment
  OBI45995  Isocoma menziesii var. vernonioides Robert F. Hoover 1966-9-12 9990 San Luis Obispo Just N of Santa Maria River near Santa Maria Comment
  CAS-BOT-BC69934  Isoetes howellii Clare B. Hardham 1957-5-12 1944 San Luis Obispo Around edges of Green's Lake. Comment
  RSA133261  Isoetes nuttallii Clare B. Hardham 1957-5-12 1944 San Luis Obispo Edges of Green s Lake, crest of Santa Lucias between Cypress Mt and Rocky Butte. Comment
  CAS-BOT-BC112420  Isolepis carinata R. F. Hoover 1950-4-21 7854 San Luis Obispo Cambria, in Monterey Pine Woods. Comment
  JEPS99326  Isolepis carinata Clare Hardham 1958-6-27 3727 San Luis Obispo Cambria Comment
  OBI58895  Isolepis carinata David J. Keil 1998-4-2 26529 San Luis Obispo East-West Ranch, Cambria Comment
  OBI40152  Isolepis cernua David J. Keil 1981-4-25 14594 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  OBI70509  Jaumea carnosa Larry Kelly, David J. Keil 1988-10-1 295 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI70510  Jaumea carnosa Larry Kelly, David J. Keil 1988-10-1 295 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG119640  Juglans hindsii E. Painter, M. Wetherwax 2000-8-21 CR 118 San Luis Obispo abandoned walnut orchard, Nacimiento Ranch, near Boy Scout Rd; Camp Roberts 200 Comment
  RSA180201  Juncus Clare B. Hardham 1958-7-22 3759 San Luis Obispo Atascadero, Santa Lucia Mountains. Comment
  OBI21161  Juncus amuricus Robert F. Hoover 1965-9-19 9607 San Luis Obispo Calf Cyn Comment
  SBBG104661  Juncus balticus M. D. Proctor, E. A. Young 1993-4-17 ROB 452 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG109683  Juncus balticus C. B. Hardham 1957-6-15 2231 San Luis Obispo Villa Crk Comment
  UC1969546  Juncus bufonius David Keil with Jason Dart and Meg Perry 2010-4-27 30727 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  OBI29819  Juncus bufonius var. bufonius Ruth Davis 1964-5-17 84 San Luis Obispo Cal Poly Campus, Poly cyn Comment
  OBI43527  Juncus bufonius var. bufonius Eric Wise 1983-8-10 1742 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  UC1146337  Juncus bufonius var. congestus R. F. Hoover 1958-5-12 8470 San Luis Obispo 18 mi e Creston (on La Panza road) Comment
  UC1928104  Juncus bufonius var. occidentalis David Keil 1998-5-13 27244 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
Read comments
Nov 12 2011
  SBBG130674  Juncus dubius D. J. Keil 2011-11-26 31200 San Luis Obispo Hwy 58 E of jct with Hwy 229, lower part of Calf Cyn 415 Comment
  UC1101027  Juncus hesperius Malcolm A. Nobs and S. Galen Smith 1949-6-22 833 San Luis Obispo ca 3 mi s Oceano (Dune Lakes Gun Club) Comment
  SBBG16112  Juncus lescurii M. A. Piehl 1962-5-23 62293 San Luis Obispo just NW of Oso Flaco Lake 9 Comment
  SD37610  Juncus lescurii Edith A. Purer 1931-8-7 2233 San Luis Obispo Oceano, in low areas (salt marsh) which are being filled by moving dunes. Comment
  CAS-BOT-BC110163  Juncus luciensis R. F. Hoover 1958-5-12 8472 San Luis Obispo 18 me. east of Creston on La Panza road, in moist depression. Comment
  OBI21169  Juncus luciensis Robert F. Hoover 1958-5-12 8472 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  UCSB17444  Juncus luciensis Hardham, Clare 1958-4-30 San Luis Obispo 6 miles east of Paso Robles; on Creston Road Comment
  UCR42651  Juncus mexicanus E. A. Wise 1982-6-10 1503 San Luis Obispo Cow pond, 0.3 mi west of Huer Huero-La Panza Road, next to Hwy 58. 420 Comment
  UC638971  Juncus phaeocephalus Bernard Miossi 1939-6-4 94 a San Luis Obispo 1 mi s Los Osos School (along the Los Osos Valley road) 54 Comment
  RSA586558  Juncus xiphioides F. L. Johnson, E. A. Young 1993-5-27 ROB 0661 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 1 km NE of Chorro Reservoir. Camp San Luis Obispo. Comment
  RSA585595  Keckiella breviflora subsp. breviflora F. L. Johnson, E. A. Young 1993-5-23 ROB- 524 San Luis Obispo Twin Bridges on Boyscout Rd. Comment
  OBI70765  Keckiella cordifolia George Butterworth 2006-6-22 634 San Luis Obispo Chimineas; Carrizo Cy 2.8 mi N of hwy 533 Comment
  OBI81219  Kickxia elatine David J. Keil 1988-10-17 21153 -1 San Luis Obispo Brizziolari Creek at bridge over Via Carta, Cal Poly campus. 100 Comment
  OBI74982  Kleinia ficoides Michael Stiles 2011-2-28 s.n. San Luis Obispo Cal Poly campus Comment
  OBI21945  Koeleria gerardi John Thomas Howell 1948-6-15 24376 San Luis Obispo Gill's Cyn SE of Shandon 457 Comment
  OBI64190  Koeleria gerardi David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29312 San Luis Obispo Camp Roberts. Along dirt road at 35 deg. 41.640'N x 120 deg. 46.388'W Comment
  CAS-BOT-BC273722  Koeleria pyramidata Ira L. Wiggins 1929-4-15 3569 San Luis Obispo Between Guadalupe and Oceana Comment
  CAS-BOT-BC340631  Lactuca serriola Ernest C. Twisselmann 1958-8-27 4740 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Bitterwater Road at Grant's Lake, eastern San Luis Obispo County 609 Comment
  OBI66612  Laennecia coulteri David J. Keil 1998-10-9 28169 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  OBI15964  Lagophylla ramosissima Robert F. Hoover 1965-9-19 9591 San Luis Obispo 2 mi E of Santa Margarita Comment
  SD249147  Lagophylla ramosissima David Keil 1988-9-23 21147 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd, to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  CAS-BOT-BC412755  Lastarriaea coriacea Chester Dudley 1936-4-1 s.n. San Luis Obispo Palo Prieto Canyon Comment
  OBI47623  Lastarriaea coriacea David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19276 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd 701 Comment
  CAS-BOT-BC334584  Lasthenia californica Ernest C. Twisselmann 1954-3-20 903 San Luis Obispo Palo Prieta Canyon 3 1/2 miles south of US466, Temblor Range and the Western San Joaquin Valley 518 Comment
  CAS-BOT-BC339038  Lasthenia californica E. McMillan 1952-4-2 38 San Luis Obispo Palo Prieta Canyon 7 mi. SE. Cholame Comment
  CDA16360  Lasthenia ferrisiae G. F. Hrusa 2000-4-12 15347 San Luis Obispo Carrizo Plain; 3 mi E of Washburn on Panorama Rd. 0 Comment
  SD245276  Lasthenia glaberrima David Keil 2002-4-4 29788 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Maargarita and east of US 101. 299 Comment
  SBBG104804  Lasthenia gracilis M. D. Proctor, E. A. Young 1993-3-18 ROB 224 San Luis Obispo 1 km S of Nacimiento River on Deer Trail Rd; Camp Roberts Comment
  JEPS18088  Lasthenia gracilis Roxana S. Ferris 1955-5-23 12812 San Luis Obispo Cammatti Canyon road 1.6 mi n junction with Creston-La Panza road (on grassy slope above) Comment
  CAS-BOT-BC361254  Lasthenia leptalea Ernest C. Twisselmann 1969-4-14 15105 San Luis Obispo La Panza Range: Bedell Ranch, 5 miles SE of Creston 350 Comment
  CAS-BOT-BC370873  Lasthenia minor R. F. Hoover 1948-4-17 7876 San Luis Obispo San Juan River south of Shandon. Comment
  UC1285418  Lasthenia minor R. F. Hoover 1950-4-21 7842 San Luis Obispo between Morro Bay and Cuyucos; Toro Creek Comment
  UC463201  Lathyrus vestitus var. vestitus Roxana S. Ferris 1929-4-16 7683 San Luis Obispo 6 mi e Morro Bay (road to Atascadero) Comment
  SEINET10680731  Lavatera arborea John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2924 San Luis Obispo Cambria. Ca. 5 km north of Cambria off Rt. 1. At Santa Rosa Creek. 200 Comment
  SBBG104495  Layia glandulosa M. D. Proctor, E. A. Young 1993-4-11 ROB 364 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  SBBG28746  Layia glandulosa E. C. Twisselmann 1967-5-8 13014 San Luis Obispo Shell Crk fork of Camatta Cyn 472 Comment
Read comments
Apr 15 2019
  SBBG8528  Layia glandulosa C. B. Hardham 1957-4-13 1644 San Luis Obispo Black Mtn, Highland District Comment
Read comments
Apr 15 2019
  UC1069737  Layia glandulosa E. Armstrong 1934-4-1 1115 San Luis Obispo La Panza 609 Comment
  CAS-BOT-BC321656  Layia glandulosa Clare B. Hardham 1959-4-3 4172 San Luis Obispo Santa Lucia Mountains. Sandy hills between Nacimiento and San Antonio. Dam Rd. Comment
  UC913099  Layia heterotricha David D. Keck 1935-4-9 3110 San Luis Obispo 5 mi e of Cholame on road to Lost Hills summit of Polonio Pass; Temblor Range 580 Comment
  UC455490  Layia hieracioides I. J. Condit 1908-4-4 San Luis Obispo Osos Valley Comment
  UC913122  Layia hieracioides David D. Keck and Wm. M. Hiesey 1940-5-30 5107 San Luis Obispo 4.8 mi s of Arroyo Grande on road to Oso Flaco Black Lake; Nipomo Mesa Comment
  CAS-BOT-BC327471  Layia jonesii David D. Keck 1933-5-5 2187 San Luis Obispo Odd Fellows Cemetery, near mouth of Toro Creek, on the coast betweeen Cayucos and Morro 10 Comment
  UC277214  Layia jonesii H. E. Malmsten 1923-4-27 San Luis Obispo near Odd Fellows Cemetary (Morro); Morro 30 Comment
  CAS-BOT-BC327667  Layia munzii Roxana S. Ferris 1935-3-29 9121 San Luis Obispo 16 mi S of Soda Lake on the Maricopa Road, CArriso Plain Comment
  RSA790125  Layia munzii Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-3-30 10 San Luis Obispo South Coast Rangers; Carrizo Plain; North of Carrizo Plain National Monument; valley floor. South of Highway 58, east of Cambria Rd between California Trail and Camelia Trail. 608 Comment
  UC1069748  Layia munzii P. L. Johannsen 1937-4-21 1069 San Luis Obispo 7 mi se Simmler; McKittrick Quad., Plot 147 Comment
  UC547759  Layia munzii Roxana S. Ferris 1935-3-29 9107 San Luis Obispo 3.5 mi s Simmler (Carriso Plain); Carriso Plain Comment
  CDA20978  Layia platyglossa G. F. Hrusa, J. Hart 1993-4-6 10688 San Luis Obispo Carrizo Plain: near N end of Plain on N side of 7 Mile Rd. 609 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
  UCD40567  Layia platyglossa Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1531 San Luis Obispo San Luis Obispo County: Northern edge of California Valley, north of boundary of Carrizo Plain National Monument. Along Soda Lake Road, about 1 road mile south of intersection with Hwy 58. 609 Comment
  UCR159303  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2005-4-22 9379 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  CAS-BOT-BC382113  Layia platyglossa D. E. Breedlove 1962-3-18 1960 San Luis Obispo 2.0 miles west of La Panza on main road to Santa Margarita 502 Comment
  CAS-BOT-BC382143  Layia platyglossa Ernest C. Twisselmann 1955-5-27 2056 San Luis Obispo La Panza Range; Lower Cammatta Canyon 419 Comment
  JEPS40005  Layia platyglossa W. L. Jepson 1927-4-26 11979 San Luis Obispo 4 to 5 mi e on road to Pozo; Santa Margarita Comment
  JEPS99105  Layia platyglossa Clare B. Hardham 1960-5-5 5617 San Luis Obispo Pine Mountain Santa Lucia Mountains 762 Comment
  OBI72578  Layia platyglossa Wendy Thackery 2002-3-7 38 San Luis Obispo Cal Poly campus, Poly Cyn rd near student housing tract 122 Comment
  CAS-BOT-BC534672  Lemna minuta Ernest C. Twisselmann 1955-9-1 2370 San Luis Obispo Salinas River, 1 mile southwest of Pozo. La Panza Range 426 Comment
  UC1101307  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-6-22 811 San Luis Obispo 3 mi s of Pismo Beach (at Oceano); Oceano Comment
  UC1101258  Lemna valdiviana Malcolm A. Nobs, S. Galen Smith 1949-6-23 847 a San Luis Obispo at Highway 1 about 4 mi s of Arroyo Grande Comment
  OBI76643  Lepidium dictyotum Meg Perry 2010-4-8 10 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 29S, Range 18E, Sect 34 619 Comment
  OBI81028  Lepidium dictyotum Jason Dart 2010-4-26 376 San Luis Obispo Northern Carrizo Plain 632 Comment
  OBI64575  Lepidium didymum David J. Keil 2001-4-10 29284 San Luis Obispo Campus of California Polytechnic State University. Grounds of new sports complex Comment
  UCSB12652  Lepidium draba Haller, John 1961-6-1 San Luis Obispo Near road from California state highway 1 to Oso Flaco Lake; 0.4 mi. E of end of road to Oso Flaco Lake Comment
  OBI15129  Lepidium draba Robert J. Rodin 1964-5-5 7064 San Luis Obispo By rd in Morro Bay state park near salt flat. Also noted along hwy 1 almost to Camp San Luis Obispo (Army) Comment
  CAS-BOT-BC12571  Lepidium nitidum Clare B. Hardham 1960-2-23 5225 A San Luis Obispo Carrisa Plains. South end of Soda Lake. Comment
  CAS-BOT-BC12574  Lepidium nitidum Ernest C. Twisselmann 1955-4-26 1904 A San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 609 Comment
  CAS-BOT-BC12582  Lepidium nitidum Ira L. Wiggins 1932-3-20 5779 San Luis Obispo In immediate vicinity of Cholame. Comment
  OBI66485  Lepidium nitidum David J. Keil 1995-3-31 24705 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon. Comment
  UCD115819  Lepidium nitidum P. Schiffman 1993-3-3 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, grassland along Soda Lake Rd., 2.3 miles NW of intersection with dirt road leading to Painted Rock and Education Center. Comment
  OBI79961  Lepidium virginicum subsp. menziesii David J. Keil, with V. L. Holland 2013-6-12 31798 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  OBI79124  Lepidospartum squamatum Kyle R. Weichert 2014-8-30 7 San Luis Obispo Salinas River floodplain near Atascadero; De Anza Trail. About 1/4 mile east of Atascdero Water Treatment Plant 259 Comment
  CDA15210  Leptochloa uninervia G. F. Hrusa 1998-7-21 14748 San Luis Obispo South Coast Ranges; Seasonal seep, now dry, at base of bank along Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Shale substratum. Perennial. Comment
  UC1123908  Leptodactylon californicum E. Armstrong 1934-4-1 1127 San Luis Obispo near La Panza; Santa Barbara National Forest, La Panza Quad., nr La Panza Comment
  OBI66639  Leptosiphon ciliatus D. R. Miller 594 -323 San Luis Obispo Very infringement. These plants are growing along edge of Ridge Rd. at Dr's turn; Tobacco Creek drainage 900 Comment
  OBI83428  Leptosiphon liniflorus David J. Keil 1998-5-13 27265 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  OBI78768  Leptosiphon parviflorus Michael Walgren 2014-4-10 393 San Luis Obispo Chevron Oil Company property 1.2 miles east of Del Mar Park in the City of Morro Bay. 111 Comment
  OBI33833  Leptosyne bigelovii Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1079 San Luis Obispo Hwy 166, 12.4 mi E of turnoff to Spanish Ranch 518 Comment
  OBI51484  Leptosyne calliopsidea David J. Keil, Kathleen Keil 1992-4-11 22790 San Luis Obispo Calif Valley, Carissa Plain. Belmont Trl ca 2 mi E of Soda Lake rd at intersection with small cross rd Comment
  SEINET11264831  Leptosyne calliopsidea David Keil, Rhonda Riggins; Richard Pimentel; Melissa Luckow; Larry Kelly 1988-3-18 20389 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmer-Soda Lake Road.; 0 640 Comment
  SEINET8483160 Image available Leptosyne calliopsidea D. Keil, Kathleen Keil 1992-1 San Luis Obispo Calif Valley, Carissa Plain. Belmont Trl ca 2 mi E of Soda Lake rd at intersection with small cross rd Comment
  SEINET7073761  Lessingia filaginifolia A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta Gabe [grade?] (Route 101). UTM Zone 10, 715650mE, 3913626mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC339447  Lessingia glandulifera var. glandulifera R. F. Hoover 1946-8-18 6315 San Luis Obispo Fernandez Creek, near north base of La Panza Range Comment
  CAS-BOT-BC341982  Lessingia pectinata var. pectinata R. F. Hoover 1964-7-11 9170 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC341986  Lessingia pectinata var. pectinata R. F. Hoover 1964-7-11 9170 San Luis Obispo Price Canyon Comment
  OBI15778  Lessingia pectinata var. pectinata Robert F. Hoover 1966-9-21 10077 San Luis Obispo 1 mi S of Edna on price Cyn rd to Pismo bEach Comment
  UC1563898  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
  OBI15757  Lessingia pectinata var. tenuipes Robert F. Hoover 1946-8-18 6316 San Luis Obispo Fernandez Crk, near N base of La Panza Range Comment
  CAS-BOT-BC328111  Lessingia tenuis B. Ertter; J. Strachan 1980-5-15 3412 San Luis Obispo S side Hwy 58, 0.6 mi E of San Juan Cr., Syncline Hill W of Carrizo Plain 548 Comment
  SD116567  Lessingia tenuis J. Strachan, B. Ertter 1980-5-15 3412 San Luis Obispo South side Highway 58, 0.6 miles east of San Juan Creek, Syncline Hill west of Carrizo Plain 550 Comment
  JEPS68577  Leymus X multiflorus Chas. E. Denman Oct. 1913 San Luis Obispo Upper Arroyo Grande Comment
  UC454440  Lilium pardalinum Miss Edna Venable 1908-6-20 San Luis Obispo Lopez Canyon Comment
  RSA139897  Lilium pardalinum Clare B. Hardham 1960-6-1 5971 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  OBI78272  Limnanthes douglasii subsp. nivea W. L. Jepson 1920-4-7 8441 San Luis Obispo Santa Margarita Comment
  UCR132010  Limonium sinuatum George K. Helmkamp 2003-10-8 8211 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-BC226853  Linanthus californicus David D. Keck 1933-5-5 2231 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  RSA66860  Linanthus californicus P. A. Munz 1951-4-13 16305 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  OBI11383  Linanthus californicus subsp. californicus Hart C. De Vos 1963-4-23 74 San Luis Obispo Along small creek +/- 4 miles north of Santa Margarita Comment
  SBBG118371  Linanthus californicus subsp. tomentosus D. Wilken with E. Painter, M. Wetherwax 2005-4-26 16226 San Luis Obispo just S of Jack Lake, ca. 0.7 km E of Lettuce Lake (densely tomentose) 600 Comment
  OBI79060  Linanthus dichotomus Kathleen Goddard Jones, Gaylord Jones 1973-4-21 San Luis Obispo Approximately 4 miles (3) east of Hwy 229 and 58 on northwest banks. Small tributary flowing down gully into creek along Hwy 58. Comment
  UC575311  Linanthus dichotomus David D. Keck and J. Clausen 1935-4-10 3149 San Luis Obispo 10 mi s Soda Lake (on Carrizo Plain); Carrizo Plain 609 Comment
  RSA37734  Linanthus parryae Roxana S. Ferris 1955-5-25 12837 San Luis Obispo Road between El Dorado School & Pozo at Yaro Creek bridge ca. 7 miles N of Pozo. Comment
  OBI64840  Linaria maroccana David J. Keil 2001-5-3 29405 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus Comment
  SBBG19244  Lithophragma affine M. A. Piehl 1963-4-20 6369 San Luis Obispo Salinas River near bridge, 4 mi NE of Santa Margarita 297 Comment
  CAS-BOT-BC435382  Lithophragma cymbalaria R. F. Hoover 1947-3-26 6737 San Luis Obispo just s. of Price Canyon Comment
  UC575300  Lithophragma cymbalaria David D. Keck and J. Clausen 1935-4-10 3128 San Luis Obispo on road to Simmler 13 mi nw McKittrick (Kern-San Luis Obispo County LIne); e slope of Temblor Range (Inner Coast Range) 853 Comment
  RSA140213  Lithophragma heterophyllum Clare B. Hardham 1959-4-22 4441 San Luis Obispo Santa Rita Canyon. W of Templeton. Santa Lucia Mtns. Comment
  UCR131353  Lobularia maritima George K. Helmkamp, E. A. Helmkamp 1999-5-22 4919 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  CAS-BOT-BC60174  Lobularia maritima Clare B. Hardham 1957-11-2 2701 San Luis Obispo Santa Lucia Mountains. Old Creek, Cayucos. Comment
  OBI11425  Loeseliastrum schottii Robert F. Hoover 1947-5-10 7152 San Luis Obispo Cuyama Valley, E of river bridge on main hwy Comment
  OBI34415  Logfia filaginoides David J. Keil, Kathy Jones 1982-4-4 15826 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  CDA2241  Lolium perenne David J. Keil 1982-6-27 16320 San Luis Obispo Hills overlooking Los Osos from the south. 0 Comment
  SBBG117997  Lomatium caruifolium M. Wetherwax, E. Painter 2002-2-27 SLO 209 San Luis Obispo near Chorro Crk Rd, SW of Chorro Reservoir; Camp San Luis Obispo 300 Comment
  POM180536  Lomatium caruifolium Roxana S. Ferris 1929-4-15 7632 San Luis Obispo 8 miles from Morro on the San Luis Obispo Road Comment
  SBBG94408  Lomatium caruifolium C. Woods 1978-2-19 San Luis Obispo near the NW end of Soda Lake 594 Comment
  OBI8890  Lomatium dasycarpum subsp. dasycarpum Robert F. Hoover 1958-3-26 8437 San Luis Obispo Ridge of Santa Lucia Mts NW of Cuesta Pass Comment
  UC21199  Lomatium dasycarpum subsp. dasycarpum W. H. Brewer April 1861 461 San Luis Obispo San Luis Obispo Comment
  UC604944  Lomatium dasycarpum subsp. dasycarpum Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9442 San Luis Obispo 8 mi. e. Santa Margarita (on Mountain Rd. near its junction w/ State Hwy. #178) Comment
  CAS-BOT-BC218448  Lomatium parvifolium Summers 1889-1-1 s.n. San Luis Obispo Unspecified Comment
  SEINET7879675 Image available Lomatium utriculatum D. Axelrod 1935-1 219 San Luis Obispo 8 miles ESE of Cuyama Ranch Sec. 26 T. 10N. R.25W. 762 Comment
  SEINET4677090  Lomatium vaseyi Roxana S. Ferris 1939-5-21 9753 San Luis Obispo 6 miles east of Huerhuero Creek on the Creston-Shandon road.; 0 Comment
  CAS-BOT-BC240580  Lonicera hispidula Clare B. Hardham 1959-6-8 4764 San Luis Obispo Santa Lucia Mountains. Northeast slope of Cypress Mt. Comment
  RSA523177  Lonicera interrupta David J. Keil, V. L. Holland 1986-5-26 19583 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake. Comment
  RSA100206  Lonicera involucrata var. ledebourii F. W. Peirson 1925-3-25 5694 San Luis Obispo Pismo Creek. 30 Comment
  CAS-BOT-BC234937  Lonicera subspicata var. denudata Ernest C. Twisselmann 1955-6-16 2152 San Luis Obispo La Panza Range. Queen Bee Canyon 673 Comment
  SBBG109636  Lotus C. B. Hardham 1969-2-11 14309 a San Luis Obispo Diablo Cyn Comment
  OBI75695  Lotus biolettii var. spiralis Robert F. Hoover 1946-6-28 6198 San Luis Obispo Oak Park district Comment
  CLARK-A1045-1591  Lotus corniculatus George K. Helmkamp 1978-6-3 San Luis Obispo Baywood Park; Morro Bay S 7.5'Q Comment
  OBI13213  Lotus corniculatus R. R. La Belle 1967-10-10 27 San Luis Obispo Laguna lake, San Luis Obispo. NE side of lake Comment
  OBI31796  Lotus corniculatus Turnquist, Smeltzer 1982-7-23 194 San Luis Obispo Laguna lake Park, near developed trls and roadway on E side of lake Comment
  UC57387  Lotus grandiflorus J. H. Barber 1899-4-20 San Luis Obispo Paso Robles Comment
  POM97321  Lotus humistratus P. A. Munz 1926-4-8 10165 San Luis Obispo Canyon at Paso Robles. Comment
  JEPS55763  Lotus purshianus var. purshianus unknown 1919-7-31 239 San Luis Obispo Oceano Comment
  OBI82487  Ludwigia hexapetala David J. Keil 2015-7-8 33305 San Luis Obispo Atascadero Creek north of El Camino Real bridge and east of road 280 Comment
  RSA406956  Lupinus Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo Comment
  RSA652743  Lupinus T. Strid 1972-4-15 s.n. San Luis Obispo 4 mi. E of highway 101 on Huasna Rd Comment
  OBI19285  Lupinus albifrons Robert F. Hoover 1963-5-4 8554 San Luis Obispo Upper Coon Crk, San Luis Range Comment
  UC1129312  Lupinus albifrons E. Armstrong 1934-4-1 1153 San Luis Obispo 4 mi e Santa Margarita; San Luis Obispo Quad., e of Santa Margarita Comment
  UC1285103  Lupinus albifrons R. F. Hoover 1964-3-14 8648 San Luis Obispo head of Lopez Canyon Comment
  UC864973  Lupinus albifrons Ynez Winblad 1936-4-16 San Luis Obispo Morro Bay Comment
  JEPS64911  Lupinus albifrons W. L. Jepson 1927-4-26 12019 San Luis Obispo Carrizo Plain Carrizo Plain (low hills at n end) 701 Comment
  SEINET10488382  Lupinus albifrons Andrew R. Moldenke, Harold N. Moldenke 1971-4-27 Moldenke 25558 San Luis Obispo On dry sandy road shoulders Comment
  UC1285102  Lupinus albifrons R. F. Hoover 1964-6-12 9062 San Luis Obispo near Rocky Butte Fire Lookout; near Rocky Butte Fire Lookout Comment
  CAS-BOT-BC195777  Lupinus albifrons var. albifrons Alice Eastwood 1941-4-20 18963 San Luis Obispo Upper Arroya [Arroyo] Grande Comment
  CAS-BOT-BC196428  Lupinus arboreus R. F. Hoover 1961-7-24 8530 San Luis Obispo Piedras Blancas Point Comment
  OBI19296  Lupinus arboreus Robert F. Hoover 1947-7-11 7298 San Luis Obispo S end of Morro Bay Comment
  OBI35392  Lupinus arboreus Helen Jones 1982-9-21 77 San Luis Obispo Piedras Blancas Point Comment
  UC454634  Lupinus arboreus I. J. Condit 1910-7-26 San Luis Obispo Oceano sand hills Comment
  OBI083197  Lupinus bicolor Rhonda Riggins 1985-4-27 1526 A San Luis Obispo T26S, R8E, sec 11. Almaden Flats between Rocky Butte and Pine Mountain, Santa Lucia Range, ca 5.5 mi NNW Circle 3 Ranch gage. Abundant in area around old homesite. Comment
  OBI083255  Lupinus bicolor Rhonda Riggins 1987-4-12 1548 San Luis Obispo T30S, R15E, sec. 31. Hi Mountain Trail 0.3 mi W campground, 0.9 mi W jct. Hi Mountain Road to Pozo. Comment
  SBBG112444  Lupinus bicolor D. Keil, R. Riggins, D. R. Miller 1998-5-27 27489 San Luis Obispo San Simeon Crk Rd, just S of Hearst Gate, 11 rd mi NE of Hwy 1 Comment
  UC52313  Lupinus bicolor Mrs. R. W. Summers June 1884 San Luis Obispo Pismo; Pismo, Ocean hills Comment
  UCD107290  Lupinus bicolor Carl B. Mankinen 1969-4-19 37 San Luis Obispo Santa Luis Obispo County: on Highway 101at its junction with Huey Road, north of Paso Robles. Comment
  SEINET10484884  Lupinus bicolor subsp. microphyllus Robert F. Hoover 1967-4-5 Hoover 10341 San Luis Obispo 17 miles e of creston on la panza road, on branch of cammatti creek Comment
  POM98132  Lupinus bicolor subsp. umbellatus Philip A. Munz 1925-3-25 9231 San Luis Obispo Morro. Comment
  OBI50334  Lupinus chamissonis Tawney Odegard 1985-5-5 29 San Luis Obispo Morro Bay Kangaroo rat reserve; SE of Morro Bay, 0.5 mi down Pecho Valley road after passing "Golf Course" sign, turn right on dirt road just past "DEER" sign and continue toward dunes for 0.5 mi. MKBR is on the left Comment
  CAS-BOT-BC215056  Lupinus chamissonis Philip A. Munz 1925-3-25 9250 San Luis Obispo Beach at Morro Comment
  OBI57105  Lupinus concinnus G. F. Hrusa 1995-5-2 12198 San Luis Obispo Black Butte Research Natural Area. Burned over summit of Peak 3 600 Comment
  SBBG95292  Lupinus concinnus J. Johnson, M. Boggs 1986-5-11 14 San Luis Obispo East Cuesta Ridge ca. 12 mi N of San Luis Obispo, off Hwy 101 Comment
  UCSB46011  Lupinus latifolius Phillips, B. 1980-3-8 San Luis Obispo West side of See Canyon Road, 1.25 miles north of its junction with West San Luis Bay Drive 60 Comment
  RSA22259  Lupinus latifolius subsp. latifolius Alice Eastwood 1939-4-18 18924 San Luis Obispo Prefumo Canyon. Comment
  UCR134394  Lupinus latifolius subsp. latifolius George K. Helmkamp, E. A. Helmkamp 2001-4-29 6588 San Luis Obispo Irish Hills, Clark Valley Rd., 4.2 miles south of Los Osos Valley Rd, E of Los Osos 274 Comment
  CAS-BOT-BC207233  Lupinus ludovicianus R. F. Hoover 1949-5-17 7702 San Luis Obispo Upper Arroyo Grande, 6 mi. above County Park Comment
  UCR247522  Lupinus microcarpus Rhonda L. Riggins 1978-5-7 1147 San Luis Obispo Pozo Road, 0.3 mi east of Hwy 58, east of Santa Margarita 334 Comment
  RSA0036493  Lupinus microcarpus var. densiflorus Daisie Huang 2007-4-17 07041704 San Luis Obispo On moist grassy hillside. 364 Comment
  UCR118380  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 1998-7-1 4243 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  JEPS107994  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1160 San Luis Obispo USFS road paralleling Salinas River 0.6 mi NW locked gate, ca. 1.5 mi E Pozo Road, 3.3 mi W American Canyon Road. Comment
  OBI48282  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1160 San Luis Obispo USFS rd paralleling Salinas River 0.6 mi NW locked gate, ca 1.5 mi E Pozo Rd, 3.3 mi W American Cyn Rd Comment
  OBI12883  Lupinus microcarpus var. horizontalis Robert F. Hoover 1966-3-30 9770 San Luis Obispo Panorama Hills near W base of Crocker Grade Comment
  OBI12910  Lupinus microcarpus var. microcarpus Robert F. Hoover 1950-5-6 7886 San Luis Obispo La Panza district Comment
  UC338232  Lupinus microcarpus var. microcarpus unknown 1887-1 San Luis Obispo Comment
  CDA27523  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-6 1162 San Luis Obispo USFS road 2.0 miles southeast of Avenales Guard Station, 0.3 mile northwest of Escondido Road. 0 Comment
  CDA27551  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-19 1185 San Luis Obispo Along road paralleling San Juan Creek, 1.2 miles south of Gillis Canyon-Camatti Canyon Roads. 0 Comment
  JEPS108089  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1143 San Luis Obispo Atascadero-Creston Road, 1 mi E Homestead Road, 1.9 mi E. Templeton Road. Comment
  OBI12850  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-4-2 9785 San Luis Obispo Cyn behind old "sheep camp" On E side of Soda Lake, W side of Temblor range Comment
  OBI59138  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-23 1133 San Luis Obispo Hwy 166, 0.8 mi W Twin Rocks, 3.1 mi E Sierra Madre Rd Comment
  OBI79407  Lupinus nanus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31621 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  UCD108956  Lupinus nanus H. van Elden 1928-4-15 s.n. San Luis Obispo San Luis Obispo County: Atascadero. Comment
  UCR161337  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-3-5 9014 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  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
  UC1401295  Lupinus nanus Dunn and Brown 1946-5-17 2638 San Luis Obispo 4.7 mi n Vincinte Creek Bridge (about 14.1 mi s Big Sur Park, on the bluffs overlooking the ocean); n of Vincente Creek Bridge, s of Big Sur Park Comment
  POM127699  Lupinus nanus subsp. nanus George B. Grant 1903-05 725 San Luis Obispo Paso Robles Comment
  SEINET10874189  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2326 San Luis Obispo 1 mi s of atascadero. Comment
  UCR161686  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2005-2-24 8965 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  OBI12817  Lupinus succulentus Aart C. DeVos 1963-4-23 84 San Luis Obispo On bank of reservoir N of Cal Poly Air Port Comment
  UCSB46013  Lupinus succulentus Phillips, B. 1980-3-8 San Luis Obispo West side of See Canyon Road, 1.4 miles north of its junction with West San Luis Bay Drive 67 Comment
  OBI33358  Lupinus truncatus David J. Keil 1982-3-20 15753 San Luis Obispo San Luis range in Irish Hills along dirt rd leading from See Cyn to Hibberd Preserve Comment
  CAS-BOT-BC441360  Luzula subsessilis R. Bacigalupi 1949-4-8 3083 San Luis Obispo Cambria Pines, hill betweeen Cambria and ocean Comment
  OBI65706  Lychnis coronaria D. R. Miller 1994-6-16 694 -457 San Luis Obispo Pine Mt Region. On D.R. Miller property, E slope of Pine Mtn; Tobacco Crk drainage 732 Comment
  OBI26414  Lythrum californicum David J. Keil 1980-9-21 14228 San Luis Obispo 3.4 mi NNW of jctn with Rte 58 along Creston-O'Donnovan Rd 366 Comment
  CDA15209  Lythrum hyssopifolia G. F. Hrusa 1998-7-21 14747 San Luis Obispo South Coast Ranges; base of bank along Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Comment
  OBI78974  Lythrum hyssopifolia David J. Keil 2013-8-22 31937 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
  OBI25465  Madia exigua David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 13978 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
  OBI42263  Madia exigua David J. Keil, V. L. Holland 1986-5-26 19589 San Luis Obispo Oak Shores Development on n shore of Nacimiento Lake Comment
  UC1872949  Madia radiata David Keil 2001-5-10 29447 San Luis Obispo Bittersweet Road, ca. 10 mi N of Hwy 58. 670 Comment
  UC1927798  Madia radiata David Keil, Kathleen Keil 2001-4-20 29357 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58. Vicinity of 35.50206 N x 120.07846 W Comment
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Aug 21 2017
  OBI15710  Madia radiata Robert F. Hoover 1949-4-21 7627 San Luis Obispo 14 mi E of Creston on La Panza road Comment
  CAS-BOT-BC345087  Madia sativa R. F. Hoover 1965-9-29 9657 San Luis Obispo Santa Lucia Range. North base of Cuesta Grade Comment
  OBI35400  Madia sativa Helen Jones 1982-8-7 95 San Luis Obispo Piedras Blancas Point, N of main road behind foredune. Next to the fence on hwy 1 Comment
  SBBG19282  Maianthemum racemosum D. Emery 1950-4-25 San Luis Obispo See Cyn, S of San Luis Obispo Comment
  RSA646267  Maianthemum stellatum P. M. Harthill 1972-4-15 s.n. San Luis Obispo See Canyon 18 Comment
  SBBG27991  Maianthemum stellatum C. Bornstein, E. Collins 1994-4-21 San Luis Obispo See Cyn Rd 182 Comment
  CAS-BOT-BC204144  Malacothamnus jonesii R. F. Hoover 1959-5-9 8500 San Luis Obispo 4 mi W. Paso Robles on Adelaida Road Comment
  CAS-BOT-BC204182  Malacothamnus jonesii Chester Dudley 1927-6-1 s.n. San Luis Obispo Indian Creek, La Panza Mts. Comment
  OBI12354  Malacothamnus jonesii Robert F. Hoover 1947-6-16 6177 San Luis Obispo Near summit of La Panza range on road Comment
  LA46622  Malacothamnus palmeri Clare B. Hardham; 1959-5-12 4512 San Luis Obispo about 4 mi from San Antonio School, San Lucas--Lockwood rd Comment
  CAS-BOT-BC345337  Malacothrix californica Alice Eastwood; John Thomas Howell 1937-4-30 4149 San Luis Obispo Huasna district Comment
  SBBG112455  Malacothrix californica D. Keil, R. Riggins, K. Striby 1998-5-22 27403 San Luis Obispo Caliente Range, along Caliente Ridge Rd between wildlife guzzler and Caliente Pk 1280 Comment
  OBI15680  Malacothrix coulteri Robert F. Hoover 1952-4-8 8082 San Luis Obispo La Panza District Comment
  OBI55286  Malacothrix coulteri David J. Keil 1998-5-11 27177 San Luis Obispo Caliente Range, 4.1 mi from Soda Lake Rd. along Selby Rd. Comment
  UCR159302  Malacothrix coulteri George K. Helmkamp, E. A. Helmkamp 2005-4-22 9423 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
  SFV16394  Malacothrix coulteri P. M. Schiffman 1993-4-9 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. "Swain Pasture," located along Soda Lake Road about 4 miles south of intersection with dirt road leading to KCL Ranch campground. Comment
  CAS-BOT-BC347550  Malacothrix floccifera Clare B. Hardham 1957-6-17 2242 San Luis Obispo Santa Lucia Mountains. Tassajara Canyon Comment
  OBI15653  Malacothrix incana Robert F. Hoover 1966-9-21 10079 San Luis Obispo Oso Flaco Lake Comment
  OBI66156  Malacothrix phaeocarpa D. R. Miller 2002-5-10 502 -751 San Luis Obispo Next to Ridge rd. 1000 Comment
  OBI64450  Malacothrix saxatilis var. commutata David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28699 B San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  SEINET11266293  Malva neglecta David Keil 1998-6-30 27897 San Luis Obispo Carrizo Plain. Hwy 58 at Branch Mountain Rd.; 0 Comment
  OBI13077  Malva nicaeensis Hans Wilgenburg 1977-8-11 9 San Luis Obispo Cal Poly campus Comment
  OBI28531  Malva nicaeensis John Jackman & Julie Truesdale, Julie Truesdale 1980-1 55 San Luis Obispo MacGillivary Ranch, Adelaida, next to the airstrip Comment
  OBI36943  Malva nicaeensis Eric Wise 1982-4-29 1410 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  CDA17886  Malva parviflora A. Griffiths 1987-4-29 s.n. San Luis Obispo Oceano. 0 Comment
  UC2027177  Malvella leprosa Greg Wilvert 2005-6-4 469 San Luis Obispo Southeast Half of the Caliente Range: 3 km E of Wells Spring Comment
  HSC93443  Marah fabacea G. K. Helmkamp 1996-3-15 1005 San Luis Obispo Los Osos, at the corner of Martingale and Buckskin 61 Comment
  OBI32652  Marah fabacea David J. Keil 1982-5-2 15893 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  OBI80902  Marah fabacea David J. Keil 2015-2-14 32615 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  SBBG93712  Marah fabacea S. A. Junak 1990-4-26 4195 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  OBI14829  Marah fabacea Robert F. Hoover 1965-1-31 9330 San Luis Obispo S of San Luis Obispo on Johnson Ave extension near jctn with Arroyo Grande rd Comment
  OBI59566  Marrubium vulgare George Butterworth 1997-11-3 201 San Luis Obispo T31S, R20E, S29 Beside Soda Lake Rd, at Painted Rock Rd Comment
  OBI13675  Marrubium vulgare Fred W. Rush Apr-56 12 San Luis Obispo Mt. San Luis Comment
  CAS-BOT-BC348076  Matricaria discoidea Alice Eastwood 1926-5-5 13868 San Luis Obispo Cholame Comment
  OBI80837  Matricaria discoidea David J. Keil 1992-1 22912 San Luis Obispo Laguna Lake City Park. Grassy field near park entrance 170 Comment
  JEPS37072  Matricaria discoidea W. L. Jepson 1927-4-26 11971 San Luis Obispo road e Santa Margarita 335 Comment
  SBBG28615  Matricaria occidentalis E. C. Twisselmann 1967-6-16 13367 San Luis Obispo San Andreas Fault in the hills at the summit of Palo Prieto Cyn 701 Comment
  OBI23207  Medicago lupulina Pat Hawkins 1979-11-19 3 San Luis Obispo 100 ft N on N Mountain Rd, Cal Poly Univ, San Luis Obispo 152 Comment
  OBI21991  Melica harfordii Robert F. Hoover 1950-5-7 7892 San Luis Obispo Vicinity of Rocky Butte, above San Simeon Comment
  CDA21212  Melica imperfecta G. F. Hrusa 1993-5-2 11029 San Luis Obispo Reservoir Canyon. Comment
  OBI21999  Melica imperfecta Russell Gorman 1956-4-6 40 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI30741  Melica imperfecta Rhonda Riggins 1982-3-13 1326 San Luis Obispo Pennington Crk Bio Reserve Comment
  UC1132306  Melica imperfecta H. C. Lee 1936-3-10 473 San Luis Obispo 2 mi nnw Camp Hill; Arroyo Grande Quad. 243 Comment
  CAS-BOT-BC281665  Melica imperfecta Ernest C. Twisselmann 1957-4-28 3417 San Luis Obispo La Panza Range. Martinez Canyon 673 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
  UC333552  Melica imperfecta unknown 5439 San Luis Obispo near San Luis Comment
  CAS-BOT-BC264263  Melica torreyana R. F. Hoover 1964-5-13 8857 San Luis Obispo South Fork of Old Creek Comment
  CAS-BOT-BC264271  Melica torreyana Clare B. Hardham 1962-4-22 9067 B San Luis Obispo Hills northeast of San Antonio Mission Comment
  OBI65838  Melica torreyana D. R. Miller 1994-5-12 594 .344 San Luis Obispo Pine Mt Region. In lower orchard, Miller Property; Tobacco Crk drainage Comment
  OBI65434  Melilotus albus J. Clark & M. Petroelje, M. Petroelje 1998-6-15 s.n. San Luis Obispo Camp Roberts. Salinas River flood plain, Dept of Fish and Game Big Sandy Wildlife Area, LCTA Plot 108. UTMs NAD27, zone 10S, 706475E, 3962007N 180 Comment
  OBI28215  Melilotus indicus Rick Frelinger 1982-5-10 58 San Luis Obispo San Luis Crk in Reservoir Cyn, San Luis Obispo Comment
  SBBG113988  Melilotus officinalis E. C. Twisselmann 1960-7-19 5975 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  SBBG113986  Melilotus officinalis E. C. Twisselmann 1956-6-7 2898 San Luis Obispo San Juan Rd at Gillis Cyn 417 Comment
  CDA43315  Mentha X rotundifolia David J. Keil 2010-11-1 30948 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and Arroyo Grande south of intersection of Ormonde Road with Price Canyon Road. Comment
  OBI13666  Mentha canadensis Robert D. Page 1963-10-5 227 San Luis Obispo Near old Beaver Dam along Pozo Rd E of Santa Margarita Comment
  UC1928065  Mentzelia gracilenta David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30499 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  CDA15100  Mentzelia pectinata G. F. Hrusa 1998-3-28 14182 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area above headwaters of Bitterwater Ck. Hills immed. to S of Elkhorn Grade Rd. Comment
  SEINET7040147  Mentzelia pectinata A. G. Vestal 1962-4-9 s.n. San Luis Obispo Cuyama Valley, 1.9 south of Maricopa. Cuyama Quad. UTM Zone 11, 268120mE, 3868644mN. Comment
  SFV15639  Mentzelia pectinata E. J. Spencer 1992-4-5 21 San Luis Obispo Carrizo Plain Soda Lake Road, west of Elkhorn Hills. Adjacent to sandy wash. Comment
  UCSB24539  Micranthes californica Farneman, H. 1967-3-26 San Luis Obispo north shore of Lake Nacimiento near Bee Rock Campground 365 Comment
  OBI60648  Micropus californicus David J. Keil 1986-4-13 19150 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI39682  Micropus californicus var. californicus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15999 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
  OBI8138  Microseris Lynne Dee Althouse 1977-5-22 101 San Luis Obispo Wolfe's Horse ranch, N of San Luis High school 122 Comment
  OBI15621  Microseris bigelovii Robert F. Hoover 1967-4-14 10442 San Luis Obispo Hill W of "Poly Cyn" San Luis Obispo Comment
  OBI51223  Microseris bigelovii Jan Barber 1994-4-23 157 San Luis Obispo San Simeon State Park Comment
  OBI78826  Microseris douglasii Jada Golland, Tara Becker, Joey Persico 2014-4-27 1 San Luis Obispo Laguna Lake. Near dirt path under electric poles. 37 Comment
  SJSU3343  Microseris douglasii C. W. Sharsmith 1962-4-20 6785 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  HSC37452  Mimulus aurantiacus var. aurantiacus J. D. Ackerman, A. M. Montalvo 1975-6-24 502 San Luis Obispo Cerro Alto campground off Hwy. 41 between Atascadero and Morro Bay in Santa Lucia Mtns. Comment
  OBI9509  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1964-6-12 9081 San Luis Obispo Road from N fork san Simeon Crk to Rocky Butte Comment
  UCSB16973  Mimulus aurantiacus var. aurantiacus Vernand, Ramona 1963-4-7 San Luis Obispo On corner of Los Osos Valley Rd. and Tenth Street, Baywood Park, about 11 miles northwest of San Luis Obispo Comment
  OBI9526  Mimulus aurantiacus var. pubescens Eben McMillan 1952-6-7 770 .137 San Luis Obispo Carissa Plain-1 mi W, 2 mi S Simmler Comment
  UC1315001  Mimulus aurantiacus var. pubescens E. McMillan 1952-6-7 137 San Luis Obispo 1 mi w and 2 mi s Simmler; Carissa Plain Comment
  OBI47499  Mimulus aurantiacus var. pubescens David J. Keil, Rhonda Riggins 1984-4-26 18218 San Luis Obispo 0.4 mi N of Rinconada Mine Comment
  CDA14304  Mimulus floribundus G. F. Hrusa 1993-5-2 11019 San Luis Obispo South Coast Ranges; Paso Robles. Salinas riverbed immed. to S and nearly below Niblick Rd. Bridge. W bank of river. Comment
  OBI37855  Mimulus guttatus David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18682 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk Rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  OBI9440  Mimulus guttatus Aart C. DeVos 1963-4-23 81 San Luis Obispo Along ege of Reservoir N of Cal Poly airport Comment
  UCSB18580  Mimulus guttatus Copeland, Jerry 1964-5-2 San Luis Obispo E of Lopez Canyon Road; 13 miles Highway 101; E of Arroyo Grande Comment
  OBI19561  Minuartia douglasii Robert F. Hoover 1949-3-30 7740 San Luis Obispo San Simeon Crk Comment
  OBI19569  Minuartia douglasii Robert F. Hoover 1967-5-6 10542 San Luis Obispo At Jack Lake Comment
  OBI57314  Minuartia douglasii David J. Keil 1998-5-13 27229 San Luis Obispo Just E of intersection of La Panza Rd. & Hwy 58 Comment
  SBBG1981  Minuartia douglasii H. and M. Dearing 1938-5-8 2610 San Luis Obispo crk N of San Luis Obispo Comment
  OBI12188  Mirabilis laevis var. crassifolia Robert F. Hoover 1967-4-15 10458 San Luis Obispo Cyn just W of "Cottonwood Cyn bridge" lower Cuyama Valley Comment
  RSA0022815  Monardella breweri subsp. breweri Robert F. Hoover 1947-5-30 7227 San Luis Obispo Huasna River just below confluence of Arroyo Seco. Comment
  OBI57051  Monardella breweri subsp. lanceolata Frederic Hrusa 1993-5-21 11090 San Luis Obispo Along trl approx 2 km beyond Stony Crk camp 600 Comment
  RSA240665  Monardella crispa C. W. Tilforth, J. Dourley 1973-6-14 859 San Luis Obispo Sand dune area back from beach, N of Oso Flaco Lake. Comment
  SEINET10582030  Monardella crispa A. Graff 1993-7-8 Graff 150 San Luis Obispo Big Coreopsis Hill, south-facing slope. T32S,R12E. Need permission from Nature Conservancy to collect. Locally abundant, with Camissionia cheiranthifolia, Coreopsis gigantea, Carpobrotus chilensis, Abronia latifolia, A. umbellata, etc. Bombus sp. Comment
  SEINET10928165  Monardella crispa A. Graff 1993-7-7 Graff 144 San Luis Obispo Pismo Dunes Vegetation Preserve. Enter at the north end, through the housing development, above Arroyo Grande Creek. T32S,R12E. Monardella crispa spans the entire Preserve in the transition zone between vegetated dunes and bare dunes. Sometimes grows exposed, sometimes under Salix sp. Locally infrequent to abundant, with Juncus sp., Salix sp., Camissionia cheiranthifolia. Comment
  CAS-BOT-BC220376  Monardella palmeri Clare B. Hardham 1963-6-18 10832 San Luis Obispo Cerro Alto Comment
  SBBG119412  Monardella palmeri E. Painter, M. Wetherwax 2000-6-13 SLO 149 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 160 Comment
  OBI53161  Monardella palmeri Steven A. Junak, Tina J. Ayers 1989-6-28 4090 San Luis Obispo Cuesta Ridge Botanical Area: N of main rd (USFS rd #29S11.3) just N of KSBY TV towers, about 2.7 mi W of hwy 101. Los Padres natl forest Comment
  RSA140076  Monardella palmeri Clare B. Hardham 1960-6-24 6250 San Luis Obispo Flowers purple, chaparral, edge of Cuesta Sargent Cypress grove. Serpentine. Ratio of Leaf length width 823 Comment
  SBBG110174  Monardella sinuata subsp. sinuata C. B. Hardham 1964-6-27 12070 San Luis Obispo Hazard Cyn Comment
  OBI58385  Monardella undulata Austin P. Griffiths 1987-5-18 18185 San Luis Obispo Guadalupe Dunes. On E shelf of Big Coreopsis Hill 1000 Comment
  OBI13642  Monardella undulata subsp. crispa Robert F. Hoover 1950-5-13 7910 San Luis Obispo Near Oso Flaco Lake 500 Comment
  OBI58396  Monardella undulata subsp. undulata Austin P. Griffiths, K. G. Jones 1986-5-3 s.n. San Luis Obispo Callender Switching Station PG&E on Hwy 1, +/- 7 mi S of Oceano 100 Comment
  OBI32152  Monardella villosa subsp. obispoensis David J. Keil 1982-6-26 16242 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI13603  Monardella villosa subsp. obispoensis Susan Allison 1966-5-29 46 San Luis Obispo Above Chelano Flat, Hearst Ranch Comment
  RSA122020  Monardella villosa subsp. obispoensis G. T. Nordstrom 1937-6-4 1308 San Luis Obispo 2.5 miles NW of Mammoth Rock School Comment
  RSA232093  Monardella villosa var. obispoensis C. W. Tilforth, John Dourley 1972-8-23 642 San Luis Obispo Cuesta Ridge, W of Cuesta Grade Summit, c. 8 mi N of San Luis Obispo 549 Comment
  UC456018  Monolopia gracilens I. J. Condit 1908-4-30 San Luis Obispo Pecho Creek Comment
  OBI18715  Monolopia lanceolata Robert F. Hoover 1952-4-8 8077 San Luis Obispo La Panza District Comment
  JEPS7798  Monolopia lanceolata G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3458 San Luis Obispo southernmost end of plain just before descent into Cuyama Valley (about 4 mi from Kern County line); Carrizo Plain 868 Comment
  OBI56835  Monolopia lanceolata David J. Keil 1998-4-20 26829 San Luis Obispo Nacimiento Lake Drive, 1.3 miles W of junction with San marcos Rd., 7 road miles W of junction with US 101, W of Paso Robles. Comment
  UC1750137  Monolopia lanceolata David Keil 1998-4-20 26829 San Luis Obispo W of Paso Robles (Nacimiento Lake Drive, 1.3 mi W of jct with San Marcos Rd., 7 road mi W of jct with US 101) Comment
  OBI18696  Monolopia stricta Robert F. Hoover 1967-3-28 10307 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC564114  Monolopia stricta Roxana S. Ferris 1935-3-21 9037 San Luis Obispo Plain--3 mi e Lost Hills (on Paso Robles-Wasco Road) Comment
  CAS-BOT-BC444871  Montia fontana Clare B. Hardham 1960-4-4 5316 San Luis Obispo Santa Lucia Mountains. Outlet Cantinas Cr. Comment
  UC1135947  Morella californica N. French 1936-1-31 710 San Luis Obispo Los Osos Ranch, San Luis Obispo Comment
  CAS-BOT-BC109035  Mucronea californica Ernest C. Twisselmann 1956-6-1 2889 San Luis Obispo South end of Morro Bay, near Baywood Park. 30 Comment
  OBI10901  Mucronea californica Carl B. Wolf 1941-7-10 10970 San Luis Obispo Approx. 2.5 mi (airline) E Oso Flaco Lake, or between Calif Hwy #1 and SPRR Comment
  RSA70730  Mucronea californica L. S. Rose 1950-5-13 s.n. San Luis Obispo Oso Flaco Lake region Comment
  UCR122165  Mucronea californica George K. Helmkamp, E. A. Helmkamp 2000-4-22 5480 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  UCR48180  Mucronea californica R. F. Thorne 1968-6-7 37782 San Luis Obispo Central Coast, Jack Lake: about 3 mi. south of Oceano 15 Comment
  UC455207  Mucronea californica I. J. Condit 1910-5-14 San Luis Obispo Osos Valley San Luis Obispo Comment
  OBI10909  Mucronea perfoliata Robert F. Hoover 1947-5-24 7191 San Luis Obispo Pilitas Crk district Comment
  OBI10910  Mucronea perfoliata Robert F. Hoover 1949-5-17 7704 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  RSA201581  Mucronea perfoliata Robert F. Hoover 1949-6-4 7752 San Luis Obispo At San Juan River on Pozo-Simmler road, on dry sandstone slope. Comment
  OBI28983  Muhlenbergia rigens David J. Keil 1982-6-4 16175 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  OBI59082  Muhlenbergia rigens David J. Keil 1998-8-24 28020 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  CAS-BOT-BC133367  Muilla Roxana S. Ferris 1955-5-23 12805 San Luis Obispo On Creston-La Panza road ca. .5 mi. W of junction of Cammatti Canyon road Comment
  UC1927774  Myosurus minimus David Keil 1998-4-30 27001 San Luis Obispo Carrizo Plain. Drying vernal pool at NE corner of intersection of Belmont Trail and Soda Lake Road (35 18.497' N x 119 59.275') 591 Comment
  CAS-BOT-BC83366  Myosurus minimus R. F. Hoover 1947-3-30 6853 San Luis Obispo 1 mile south of Simmler, Carrizo Plain. Comment
  CAS-BOT-BC83370  Myosurus minimus Ernest C. Twisselmann 1958-5-12 4467 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sink 1.5 mile north of Soda Lake. 640 Comment
  UCR96387  Myriophyllum spicatum George K. Helmkamp 1996-9-21 1187 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  OBI37915  Myriopteris intertexta David J. Keil, Rhonda Riggins, Richard A. Pimentel & D. R. "Doc" Miller 1985-4-27 18604 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
  OBI79691  Myrtus communis David J. Keil 2011-11-12 31183 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
  SEINET8075667  Najas guadalupensis David Keil 2000-6-26 28745 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads..; 0 335 Comment
  UC771714  Nassella cernua R. F. Hoover 1946-6-16 6161 San Luis Obispo sandy hills La Panza district Comment
  RSA201251  Nassella cernua Eben McMillan 1952-6-7 142 San Luis Obispo Choice Valley-2 mi south & 10 mi east of Shandon Comment
  CAS-BOT-BC259992  Nassella lepida Clare B. Hardham 1961-5-17 7075 San Luis Obispo Santa Lucia Mountains. 4 miles W of Ocean View Mine, N of Cambria 762 Comment
  CAS-BOT-BC260009  Nassella lepida Roxana S. Ferris 1929-4-16 7684 San Luis Obispo Road to Atascadero, 6 miles E of Morro Bay Comment
  SBBG112795  Nassella lepida C. B. Hardham 1957-5-4 1820 San Luis Obispo Oak Flat Comment
  UC1133168  Nassella lepida C. M. Belshaw 1936-3-28 1745 San Luis Obispo 3.3 mi nw Cayucos (Plot 18); Cayucos Quadrangle 76 Comment
  UCD87838  Nassella lepida Beecher Crampton 1964-5-18 6995 San Luis Obispo San Luis Obispo County: 4.5 miles north of San Luis Obispo, U.S. Hwy. 101, La Cuesta pass. Comment
  UCD94716  Nassella lepida G. L. Stebbins Jr.; R. M. Love 1941-3-23 3070 San Luis Obispo San Luis Obispo County: 4 miles N of San Luis Obispo, near foot of Cuesta Grade. Comment
  CAS-BOT-BC260206  Nassella pulchra Roxana S. Ferris 1929-4-16 7673 San Luis Obispo 8 miles N of Cayucos Comment
  UC1133213  Nassella pulchra A. E. Wieslander 1932-3-28 264 San Luis Obispo Pismo Creek Arroyo Grande Quadrangle Comment
  UCSB51269  Nassella pulchra Ferren, Wayne 1984-4-18 San Luis Obispo Upper Campground Area, San Simeon State Beach 60 Comment
  CAS-BOT-BC126711  Nasturtium officinale Mark A. Elvin; Joanna Iwanicha 2009-6-30 6376 San Luis Obispo Central Coast: north of Guadalupe, upper Oso Flaco Creek at junction with Oso Flaco Lake Rd., near RR tracks 14 Comment
  OBI79513  Nasturtium officinale David J. Keil 2012-7-18 31437 San Luis Obispo Oceano. Arroyo Grande Creek just south of Oceano Airport and sewage treatment plant (Strand Way) 5 Comment
  JEPS123316  Navarretia David Gowen with Leigh Johnson 2010-5-10 1103 San Luis Obispo West of the summit of Cottonwood Pass on Hwy 41. Comment
  OBI75233  Navarretia atractyloides Michael Walgren 2011-8-12 251 San Luis Obispo Callendar Dunes along Hwy 1 N of Callendar rd and E of hwy 1 Comment
  UC1731187  Navarretia hamata subsp. parviloba Dean W. Taylor 1994-6-16 14451 San Luis Obispo Nipomo Mesa (ca. 2 air mi WNW of Highway 101 at Nipomo); vacant lots of partially developed subdivision along Willow Road 0.2 mi N of junction with Pomeroy Road (opposite 1111 Willow Rd.) Comment
  UC1392836  Navarretia hamata subsp. parviloba R. F. Hoover 1969-6-5 11369 San Luis Obispo Arroyo Grande Oak Park District Comment
  UC1124115  Navarretia jaredii P. L. Johannsen 1937-5-28 1171 San Luis Obispo 1 mi wsw Chimeneas Ranch; McKittrick Quad. 822 Comment
  UC577927  Navarretia jaredii P. L. Johannsen 1937-5-28 1171 San Luis Obispo 1 mi sw Chimeneas Ranch; McKittrick Quad. 822 Comment
  UC1023818  Navarretia jaredii R. F. Hoover 1946-6-15 6147 San Luis Obispo between Santa Margarita and Pozo (Rinconzada Mine) Comment
  OBI11317  Navarretia mellita R. F. Hoover 1965-6-17 9433 San Luis Obispo Santa Lucia Range; Ridge nw. of Cuesta Pass Comment
  OBI3925  Navarretia mellita Patricia Wiese 1971-6-7 106 San Luis Obispo Serpentine soil Fuelbreak under Sargent Cypress trees at the north end of the grove. Cuesta Ridge Botanical Area. 4 miles northwest of Cuesta Pass 762 Comment
  CAS-BOT-BC230456  Navarretia mitracarpa Alice Eastwood; John Thomas Howell 1938-6-13 5906 San Luis Obispo SW of Shandon on road to Creston Comment
  JEPS123209  Navarretia mitracarpa David Gowen 2011-6-27 1164 San Luis Obispo Southeast of Santa Margarita off the Pozo Road in the area of Rinconada Mine. Comment
  OBI56298  Navarretia mitracarpa George Butterworth 1999-6-27 301 San Luis Obispo Carrizo Plain Natural Area. 200 yds S of Circe Dr, 1/3 mi E of Garvey 671 Comment
  OBI80031  Navarretia mitracarpa David J. Keil 2000-5-27 28755 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  SBBG109757  Navarretia mitracarpa C. B. Hardham 1964-6-19 12057 San Luis Obispo main ridge, Waterdog Crk 609 Comment
  SBBG26258  Navarretia mitracarpa E. C. Twisselmann 1966-5-29 12328 San Luis Obispo hills at the summit of Palo Prieto Cyn 655 Comment
  UCR70819  Navarretia mitracarpa J. T. Howell 1948-6-15 24358 San Luis Obispo Inner Coast Range, Red Hills southeast of Shandon 762 Comment
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Jan 31 2008
  CAS-BOT-BC230452  Navarretia mitracarpa Ernest C. Twisselmann 1966-5-29 12328 San Luis Obispo Temblor Range and the Western San Joaquin Valley. At the summit of Palo Prieta Canyon 655 Comment
  JEPS99398  Navarretia mitracarpa Clare B. Hardham 1964-6-25 12062 San Luis Obispo E of Santa Margarita (Rinconada Mine) Comment
  OBI65133  Nemacladus californicus Greg Wilvert 2005-5-11 401 San Luis Obispo SE Half of the Caliente Range. 0.6 km SW of Semper Spring 947 Comment
  UCSB29048  Nemacladus longiflorus Hardham, Clare 1963-6-5 San Luis Obispo Atascadero Comment
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Jul 19 2018
  OBI48387  Nemacladus ramosissimus David J. Keil, V. L. Holland 1990-3-19 21354 San Luis Obispo N of Arroyo Grande along hwy 227, 1.5 mi S of jctn with Noyes Rd Comment
  OBI54867  Nemacladus ramosissimus David J. Keil 1997-4-18 26205 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
  SEINET10972563  Nemacladus ramosissimus Hoover 1952-5-11 HOOVER 8174 San Luis Obispo West slope of La Panza Range, on slopes swept by fire last summer Comment
  CAS-BOT-BC411013  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi; G. T. Robbins 1954-5-12 4452 San Luis Obispo Flood plain of Eat Fork Huerhuero Creek at crossing of road 1.1 miles S of Geneseo School, 3 miles N of Creston 304 Comment
  RSA140532  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham, C. Butterworth 1960-5-28 5946 San Luis Obispo Headwaters of south fork of Huero Huero R., Klein Ranch, Pozo-Arroyo Grande Rd. Comment
  RSA791290  Nemophila menziesii Ellen Dean, Thomas Starbuck, Margaret Starbuck 2008-3-25 4626 San Luis Obispo North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  UCD120226  Nemophila menziesii P. Schiffman 1993-3-19 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, grassland along Soda Lake Rd., 2.3 miles NW of intersection with dirt road leading to Painted Rock and Education Center. Comment
  RSA585893  Nemophila menziesii var. menziesii F. L. Johnson, M. D. Proctor 1993-2-19 ROB- 118 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  CAS-BOT-BC219387  Nemophila parviflora Clare B. Hardham 1956-3-27 311 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch, San Marcos Creek Comment
  OBI56782  Nemophila pedunculata David J. Keil 1986-4-13 19184 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  OBI58191  Nemophila pedunculata David J. Keil 1998-4-9 26624 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI77615  Nemophila pedunculata David J. Keil, Kathleen Keil 1995-4-15 24877 San Luis Obispo Shell Crk rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  UCSB8376  Nemophila pulchella Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo East side of La Panza Range; 4 miles west of La Panza 487 Comment
  SD244730  Nemophila pulchella var. fremontii David Keil 1998-4-9 26623 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Road. Comment
  OBI9172  Nicotiana quadrivalvis Robert F. Hoover 1952-11-1 8270 San Luis Obispo Caliente Mtn Comment
  OBI38313  Notholithocarpus densiflorus var. densiflorus David J. Keil 1977-7-16 12478 San Luis Obispo Along road to Cuesta Botanical Area on Cuesta Grade, Santa Lucia Mts Comment
  OBI32237  Nuttallanthus texanus David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15863 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  RSA77092  Oemleria cerasiformis F. W. Peirson 1925-3-25 5672 San Luis Obispo Morro Creek 366 Comment
  OBI12019  Oenothera californica Robert F. Hoover 1947-4-26 7100 San Luis Obispo 6 mi E of Creston on La Panza Rd Comment
  OBI79895  Oenothera elata subsp. hirsutissima David J. Keil 2012-7-18 31447 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line 22 Comment
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Nov 20 2020
  OBI78344  Oenothera elata subsp. hookeri Larry Kelly, David J. Keil 1988-10-1 248 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UCR158826  Oenothera laciniata George K. Helmkamp, E. A. Helmkamp 2005-4-17 9374 San Luis Obispo Central Coast, Corbett Canyon, 2.3 miles north of Calif. Hwy 227 in Arroyo Grande 81 Comment
  OBI78190  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 d San Luis Obispo Quad: Nipomo 7.5 375 Comment
  OBI78714  Opuntia ficus-indica David J. Keil 2013-8-28 31985 San Luis Obispo Morro Bay State Park. Morro Rock Ecological Preserve. South base of Morro Rock along Coleman Drive 12 Comment
  OBI6217  Opuntia ficus-indica Malcolm G. McLeod 1973-11-17 1255 San Luis Obispo Corner of Viewmont and Sunset, Hospital hill, SLO. Along water course about 40m E of MGM #1265 Comment
  UC1445763  Orobanche californica subsp. condensa H. C. Lee 1937-6-8 1055 San Luis Obispo 2 miles S of Huerhuero School. Pozo Quad. Comment
  RSA43152  Orthocarpus densiflorus var. obispoensis Robert F. Hoover 1947-4-13 6915 San Luis Obispo 3 mi NW of Morro Bay town on Highway 1. Comment
  OBI79423  Osmorhiza berteroi David J. Keil 2013-6-6 31788 San Luis Obispo San Luis Range. Upper Prefumo Canyon 190 Comment
  CAS-BOT-BC121268  Paeonia californica Mrs. R. W. Summers 1886-1-7 s.n. San Luis Obispo San Luis Mt. Comment
  CHSC53277  Paeonia californica L. P. Janeway; Jean Witzman, Laurie Archambault, Steve Webster 1989-3-24 3181 San Luis Obispo Along the Creston Rd (hwy 229) ca 1 1/2 mi N of Calf Cyn Rd (hwy 58). +-openings in chamise chaparral. 464 Comment
  OBI11848  Paeonia californica Aart C. DeVos 1963-3-31 49 San Luis Obispo Poly Cyn, alongside of rd Comment
  CAS-BOT-BC121274  Paeonia californica R. C. Bacigalupi 1949-4-7 3077 San Luis Obispo Along Santa Rosa Road, 6.4 mi. E od junction with Calif. Hwy #1, near Cambria. Comment
  CAS-BOT-BC422820  Papaver californicum R. F. Hoover 1947-3-26 6759 San Luis Obispo Oak Park district Comment
  OBI66351  Papaver californicum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26265 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
  SBBG94425  Papaver californicum R. F. Hoover 1947-3-26 6759 San Luis Obispo Oak Park district Comment
  OBI66496  Papaver californicum Mindy Wilkinson 1995-4-14 s.n. San Luis Obispo Santa Lucia Mts. W Cuesta Grade in aftermath of Sept 1994 hwy 41 fire Comment
  OBI80559  Papaver californicum Clare B. Hardham 1960-6-3 5995 San Luis Obispo Disturbed ground near KVEC TV, Cuesta. 823 Comment
  RSA140533  Papaver californicum Clare B. Hardham 1960-6-3 5995 San Luis Obispo Santa Lucia Mountains: Cuesta, near Radio KVEC TV broadcasting station 823 Comment
  OBI58587  Papaver heterophyllum David J. Keil 1998-4-9 26669 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI22080  Parapholis incurva Robert F. Hoover 1947-5-20 7172 San Luis Obispo N end of Morro Bay Comment
  OBI77951  Parietaria hespera var. californica David J. Keil, Lynne Dee Oyler April1990 s.n. San Luis Obispo Dalidio Property, 0.4 mi S of Harmony. W of hwy 1 Comment
  CAS-BOT-BC259684  Paspalum dilatatum R. F. Hoover 1947-7-20 7322 San Luis Obispo Oceano Beach, along railway Comment
  OBI20866  Pectocarya linearis subsp. ferocula Robert F. Hoover 1947-4-4 6878 San Luis Obispo W side of Cottonwood Pass Comment
  UC55359  Pectocarya penicillata J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  OBI20875  Pectocarya penicillata Robert F. Hoover 1947-4-20 6987 San Luis Obispo Yaro Crk district N of Pozo Comment
  SEINET13352703  Pectocarya penicillata I. W. Clokey, Clokey, C. B. 1937-1 5829 San Luis Obispo SE corner of San Luis Obispo Co. 800 Comment
  OBI78684  Pelargonium quercifolium Aaron Keyser 2013-2-11 1 San Luis Obispo Bishop Peak, 100 ft from trail entrance at Highland Drive. Next to large boulder near a fence. 207 Comment
  UC1861816  Pellaea andromedifolia Ruth Kirkpatrick 2003-7-8 1168 San Luis Obispo Along N side San Simeon Creek Road, 3.1 mi from Hwy 1 30 Comment
  UC1950725  Pellaea andromedifolia Ruth Kirkpatrick 2003-7-7 1163 San Luis Obispo Along Santa Rosa Creek Road, ca. 6.7 mi E of Cambria. 121 Comment
  CAS-BOT-BC69230  Pellaea andromedifolia Clare B. Hardham 1957-12-29 2843 San Luis Obispo Black Mountain - Highland District Comment
  SEINET3872920  Pellaea andromedifolia Tim Reeves, Donald J. Pinkava 1974-3-21 11857 San Luis Obispo Lopez Canyon. Ca. 8 mi from Lopez Lake.; 0 Comment
  SBBG93736  Pellaea mucronata S. A. Junak 1990-5-17 4370 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, in cyn S of first high voltage tower E of W Cuesta Ridge Rd, ca. 5.9 mi W of US Hwy 101 676 Comment
  CHSC114049  Pennisetum setaceum Richard R. Halse 2012-3-26 8437 San Luis Obispo Along State Hwy 1 at the fnorth edge of Cayucos, by exit 285. 29 Comment
  OBI55249  Penstemon centranthifolius Greg Frugoli 1997-4-15 64 San Luis Obispo Above rd 29S02A near McGinnis crk, La Panza range, Los Padres NF (hwy 58 burn area) 597 Comment
  UC1562665  Penstemon centranthifolius Barbara Ertter 1989-5-23 8484 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
  RSA285696  Penstemon heterophyllus subsp. heterophyllus D. C. Michener, Walter Wisura, John Dourley, D. Charlton 1982-7-22 4076 San Luis Obispo Above Cypress Mountain Road at Buena Vista Mine, ca 4 miles southeast of jct with Klau Mine Road. Coast Ranges. Comment
  OBI59826  Perideridia pringlei Phil Ashley 1980-4-29 s.n. San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obispo. Poly cyn Comment
  UC1292067  Perideridia pringlei R. F. Hoover 1949-6-4 7754 San Luis Obispo Highland district Comment
  UC454516  Perideridia pringlei I. J. Condit 1910-5-8 San Luis Obispo ridge n C.P.S.; San Luis Obispo, R. R. Canyon Comment
  SBBG86210  Persicaria amphibia C. F. Smith 1960-6-9 6176 San Luis Obispo Laguna Lake, SW of San Luis Obispo Comment
  CAS-BOT-BC419067  Persicaria lapathifolia Ernest C. Twisselmann 1968-10-21 15036 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  SBBG127321  Persicaria punctata D. Keil with L. D. Oyler 1990-9-28 21451 San Luis Obispo W of Guadalupe, from W end of W Main St eastward along channel of Santa Maria River 4 Comment
  OBI37283  Petunia parviflora Eric Wise 1981-9-1 1070 b San Luis Obispo Turri Rd, 2.4 mi W of Los Osos Valley Rd Comment
  OBI13751  Phacelia campanularia Stephen Wainwright 1964-2-29 4 San Luis Obispo 4 mi W of Los Osos School on Los Osos Valley rd Comment
  OBI57023  Phacelia cicutaria var. hispida G. F. Hrusa, K. Phillips, A. Flinck 1995-5-2 12263 San Luis Obispo Black Butte Research Natural ARea. On W face of main ridgeline near N boundary of RNA 550 Comment
  RSA141081  Phacelia cicutaria var. hispida Clare B. Hardham, C. Butterworth 1960-5-31 6007 San Luis Obispo Hi Mountain, Pozo Comment
  RSA8260  Phacelia ciliata I. L. Wiggins 1932-3-20 5782 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  SD125574  Phacelia ciliata Clifton F. Smith 1950-3-18 2570 San Luis Obispo Along Soda Lake Road to Carrizo Plain, ca. 3.0 miles off Highway 33 (formerly Highway 399). Comment
  OBI13808  Phacelia distans Russell Gorman 1956-4-6 49 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  SBBG25618  Phacelia distans C. B. Hardham 1962-4-14 8983 San Luis Obispo S end of Carissa Plains, on W side 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
  OBI23343  Phacelia distans J. T. Arnold 1965-4-17 62 San Luis Obispo 3/4 mi E of Indian Knob Comment
  RSA789125  Phacelia douglasii Jim R. Shevock, Jack Zaninovich 1983-3-30 10220 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 16.3 miles northwest from California highway 33/166. 244 Comment
  SD231105  Phacelia douglasii James R. Shevock, Jack Zaninovich 1983-3-30 10220 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 16.3 miles northwest from California highway 33/166. 800 Comment
  RSA585891  Phacelia egena F. L. Johnson, E. A. Young 1993-5-24 ROB 0577 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  UC1285013  Phacelia fremontii R. F. Hoover 1949-4-21 7607 San Luis Obispo just e San Juan River (on road from La Panza to Simmler) Comment
  OBI34327  Phacelia ramosissima David J. Keil, Eric Wise 1983-8-30 17910 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI13736  Phacelia suaveolens Robert F. Hoover 1952-6-10 8244 San Luis Obispo Black Mtn, La Panza Range, near summit Comment
  OBI58199  Phacelia tanacetifolia David J. Keil 1998-6-5 27661 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain (35 deg. 02.105' N x 119 deg. 50.065' W) 701 Comment
  RSA719904  Phacelia tanacetifolia Nancy Smith-Huerta 2004-4-16 s.n. San Luis Obispo Crocker canyon; head 1.9 miles N on Hurricane Road from Elkhorn Road. Turn left at fork in road. Comment
  OBI47514  Phacelia tanacetifolia David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19229 San Luis Obispo SW flank of Temblor Range. T31S, R21E NW corner sect 17 and SW corner sect 8. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn rd and N 0.25 mi to gate on unnamed dirt rd 792 Comment
  RSA585892  Phacelia tanacetifolia M. D. Proctor, E. A. Young 1993-3-18 ROB 0242 San Luis Obispo Sulphur Spring Road in middle of Area R. Comment
  OBI6325  Phacelia viscida Neil Havlik 1968-4-3 126 San Luis Obispo Lopez Canyon, about 4.5 mi above dam site Comment
  CDA2286  Phalaris brachystachys C. C. Wilson 1935-4-19 San Luis Obispo Torrie Ranch, Moro Bay. 0 Comment
  CAS-BOT-BC258992  Phalaris californica Clare B. Hardham 1959-5-21 4653 San Luis Obispo Santa Lucia Mountains. Arroyo de la Cruz Comment
  CAS-BOT-BC258996  Phalaris californica Alice Eastwood; John Thomas Howell 1938-6-14 5960 San Luis Obispo Cambria Comment
  OBI22094  Phalaris californica Robert D. Page 1962-5-4 88 San Luis Obispo Hazard Cyn, Morro Bay Comment
  OBI43325  Phalaris coerulescens Eric Wise 1982-4-29 1411 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  SBBG25501  Pholisma arenarium M. A. Piehl 1962-9-7 San Luis Obispo 7 mi N of Guadalupe Comment
  UCR115790  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2000-4-19 5372 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  OBI12433  Phoradendron densum Robert F. Hoover 1946-9-15 6415 San Luis Obispo West edge of Carrizo Plain W of Simmler Comment
  OBI72293  Phoradendron serotinum subsp. tomentosum Anthony Baniaga, Theo Fitanides 2010-4-18 131 San Luis Obispo Tierra Redonda Mt 357 Comment
  RSA201639  Phyllospadix torreyi Robert F. Hoover 1964-7-12 9201 San Luis Obispo Leffingwell Landing near Cambria. Comment
  SBBG47067  Pilularia americana C. B. Hardham 1959-4-19 4259 San Luis Obispo St Hwy 41, E of Paso Robles, 0.7 mi W of Huerhuero Crk bridge Comment
  NY49955  Pinus coulteri I. L. Wiggins 1932-3-22 5833 San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1303022  Pinus coulteri Ira L. Wiggins 1932-3-22 5833 San Luis Obispo steep ridge above lower part Cuesta Grade 487 Comment
  UCSB29441  Pinus coulteri Havlik, Neil 1969-9-30 San Luis Obispo Pine Ridge, about 20 miles southeast of San Luis Obispo 914 Comment
  OBI57036  Pinus monophylla David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27394 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
  OBI22728  Pinus radiata Betty Hoover 1962-2-23 46 San Luis Obispo Cambria Pines District 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
  OBI80784  Piperia elongata D. R. Miller 2015-6-17 615 .1131 San Luis Obispo Pine Mountain Region. 30+ plants along rd. edge up slope, 1.7 miles north of Tobacco Ridge Rd. (.1m north of Wheelbarrow gulch crossing) 683 Comment
  OBI55592  Plagiobothrys acanthocarpus George Butterworth 1998-3-30 227 San Luis Obispo Carrizo Plain Natural area. 200 dys N of Soda Lake Rd, 1/4 I NE of Yellow Gate Rd T31S, R19E, S24, NE Qtr Comment
  OBI77785  Plagiobothrys bracteatus David J. Keil 1998-5-6 27082 San Luis Obispo 1 mi N of Hwy 46 along Buena Vista Dr. Comment
  CDA15088  Plagiobothrys canescens G. F. Hrusa 1998-3-26 14170 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Ridge betw. S side of Swain Pasture and Swain Wash approx. 5 mi. S of Panorama Rd inters. w/Soda Lake Rd. Comment
  UC573383  Plagiobothrys canescens T. M. Hendrix 1937-4-16 16 San Luis Obispo 4.7 mi se Pozo; Santa Barbara National Forest, Pozo Quad. 457 Comment
  UC547751  Plagiobothrys canescens David D. Keck and J. Clausen 1935-4-9 3075 San Luis Obispo 3 mi w Shandon (along Estrella Creek); Estrella Creek 304 Comment
  UC1285287  Plagiobothrys fulvus R. F. Hoover 1952-4-8 8072 San Luis Obispo 1 mi w Pozo Comment
  SBBG123086  Plagiobothrys infectivus D. Keil, K. Keil 2001-4-20 29373 San Luis Obispo Davis Rd, 1.8 mi SE of Hwy 46, SE of Cholame 420 Comment
  OBI54450  Plagiobothrys nothofulvus Matthew Arterburn 1997-3-23 19 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  UC1069040  Plagiobothrys nothofulvus W. A. Peterson 1937-3-16 611 San Luis Obispo La Panza Ranch La Panza Quadrangle 457 Comment
  UCR121526  Plagiobothrys nothofulvus George K. Helmkamp 2002-4-21 7483 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  RSA115479  Plagiobothrys nothofulvus E. C. Twisselmann 1955-5-27 2047 San Luis Obispo Cammatta Canyon; La Panza Range. 564 Comment
  UC2013201  Plagiobothrys stipitatus David Keil 1998-5-6 27083 San Luis Obispo 1 mile N of Highway 46 along Buena Vista Dr. Comment
  UCR97560  Plagiobothrys tenellus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1430 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  OBI20608  Plagiobothrys trachycarpus Robert F. Hoover 1947-4-16 6938 San Luis Obispo Near N end of Laguna near San Luis Obispo Comment
  SBBG93791  Plagiobothrys uncinatus S. A. Junak 1990-5-1 4250 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  OBI51207  Plantago erecta Jan Barber 1994-5-29 191 San Luis Obispo San Simeon State Park Comment
  SD227867  Plantago lanceolata G. K. Helmkamp, E. A. Helmkamp 1999-5-22 4908 San Luis Obispo Los Osos: N of the corner of Buckskin and Martingale streets; roadside. 60 Comment
  OBI11630  Plantago maritima Robert F. Hoover 1947-8-13 7371 San Luis Obispo S of Hazard Cyn Comment
  RSA201544  Plantago maritima Robert F. Hoover 1947-8-13 7371 San Luis Obispo South of Hazard Canyon. Comment
  OBI11643  Plantago ovata Robert F. Hoover 1952-4-20 8131 San Luis Obispo Near N end of Elkhorn Plain, W base of Temblor Range Comment
  SDSU302  Plantago subnuda D. F Howe 1965-11-7 San Luis Obispo Sand dunes west side of Oso Flaco Lake Comment
  CAS-BOT-BC93220  Platanus racemosa Ernest C. Twisselmann 1968-10-21 15040 San Luis Obispo Paso Robles. Salinas River just north of the Highway 46 bridge. 181 Comment
  OBI29832  Platanus racemosa Ruth Davis 1964-5-26 117 San Luis Obispo Reservoir Cyn, 1 mi N of San luis Obispo Comment
  OBI3709  Platanus racemosa Mary Kidd 1970-10-8 115 San Luis Obispo Cal Poly Campus, north campus Comment
  RSA778172  Platystemon californicus David J. Keil 1988-3-19 20424 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
  SBBG119645  Platystemon californicus E. Painter, M. Wetherwax 2001-4-5 CR 167 a San Luis Obispo boundary rd at S end of Camp Roberts, above San Marcos Crk 275 Comment
  UCR101014  Platystemon californicus George K. Helmkamp, E. A. Helmkamp 1998-4-8 3216 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  UCR163791  Platystemon californicus George K. Helmkamp, E. A. Helmkamp 2005-3-30 9273 San Luis Obispo Outer South Coast Ranges, La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita 335 Comment
  UC416752  Plectritis brachystemon J. E. Roadhouse 377 San Luis Obispo near San Luis Obispo Comment
  SBBG109626  Poa C. B. Hardham 1960-4-4 5319 San Luis Obispo Cantinas Crk 243 Comment
  OBI32300  Poa annua David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14448 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  UC1132578  Poa annua A. D. Gifford 1937-5-26 788 San Luis Obispo 1/2 mi e Pozo; Pozo Quadrangle Comment
  UCSB56339  Poa bulbosa Power, Paula 1986-4-18 San Luis Obispo "Lunch Meadow", 2 miles up East Cuesta Ridge Rd. 609 Comment
  CDA11544  Poa howellii G. F. Hrusa, D. Ragan 1995-6-2 12378 San Luis Obispo Black Butte Research Natural Area; Common on burned slopes at Ridge 1 summit area. approx. 1/2 mile E of Peak 1 (Radio Facility 2). Comment
  OBI58407  Poa howellii G. F. Hrusa 1995-5-28 12314 San Luis Obispo Black Butte Research Natural Area. On E slope of ridge immed SW of Radio Facility 2 (Peak 1) 630 Comment
  RSA603507  Poa howellii G. Fred Hrusa 1995-5-28 12301 San Luis Obispo Ridge immediately SW of Radio Facility 2 (Peak 1). 610 Comment
  UC188787  Poa pratensis subsp. pratensis Mrs. R. W. Summers 5 San Luis Obispo Comment
  RSA613937  Poa secunda George K. Helmkamp, E. A. Helmkamp 1997-3-8 1402 San Luis Obispo Carrizo Plain. 15.6 miles NW of CA-166 on Soda Lake Rd. 732 Comment
  RSA755148  Poa secunda David J. Keil, Dirk Walters 1980-4-5 13749 San Luis Obispo About 28 miles east of Santa Maria on Highway 166 and north on Chimineas Ranch Road. Comment
  OBI28758  Poa secunda subsp. secunda David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14502 San Luis Obispo 0.7 mi S of Calif Valley Fire station along Soda Lake rd Comment
  OBI64922  Poa secunda subsp. secunda Greg Wilvert 2005-3-21 11 San Luis Obispo SE half of the Caliente Range. Approx 1 km S of Soda Lake Rd along Pipeline Rd Comment
  CAS-BOT-BC243094  Poa secunda subsp. secunda R. F. Hoover 1950-5-22 7928 San Luis Obispo Summit of ridge above Cuesta Pass Comment
  JEPS70676  Poa secunda subsp. secunda W. L. Jepson 1927-4-26 11959 San Luis Obispo La Cuesta Pass; Santa Lucia Mts 478 Comment
  CAS-BOT-BC110659  Poaceae Clare B. Hardham 1964-6-11 12019 San Luis Obispo Behind Hearst Castle. Arroyo de la Cruz. Comment
  UC572432  Pogogyne douglasii G. T. Nordstrom 1937-6-5 1316 San Luis Obispo three and seven tenths miles SW of Josephine School 152 Comment
  CDA17672  Pogogyne douglasii Austin Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de la Cruz; Between Ste Hwy 1 and ocean just north of Pt. Sierra Nevada at mouth of Arroyo de la Cruz. 0 Comment
  OBI19443  Polycarpon depressum Robert F. Hoover 1947-3-26 6752 San Luis Obispo Price Cyn (just S of) Comment
  OBI3062  Polycarpon tetraphyllum Larry E. Brown 1970-5-23 1807 San Luis Obispo Downtown San Luis Obispo Comment
  UCR134378  Polygonum aviculare George K. Helmkamp 2003-9-21 8166 San Luis Obispo Central Coast, Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande 46 Comment
  CAS-BOT-BC413913  Polygonum aviculare Clare B. Hardham 1957-7-31 2504 San Luis Obispo Santa Lucia Mountains. 11.8 miles east of Cambria. Road to Templeton Comment
  OBI6578  Polygonum aviculare subsp. depressum Robert F. Hoover 1964-10-3 9312 San Luis Obispo S of mouth of Islay Crk Comment
  OBI10883  Polygonum paronychia Robert F. Hoover 1964-6-11 9042 San Luis Obispo S of Hazard Cyn Comment
  OBI83570  Polypodium californicum Kelsey Russell 2017-2-15 2 San Luis Obispo San Luis Obispo, Poly Canyon Yucca Trail 240 Comment
  OBI23150  Polypodium scouleri Robert J. Rodin 1962-7-28 6910 San Luis Obispo Morro Bay, N side of Morro rock Comment
  UCD90496  Polypogon australis Larry E. Brown 1970-5-18 1803 San Luis Obispo San Luis Obispo Co.: Hazard Canyon in Montana De Oro State Park. Comment
  OBI22171  Polypogon interruptus Robert F. Hoover 1947-6-6 7271 San Luis Obispo Cottonwood Pass, W of summit Comment
  OBI22179  Polypogon monspeliensis Robert F. Hoover 1964-6-10 9012 San Luis Obispo Avila Comment
  OBI43566  Polypogon monspeliensis David J. Keil, Eric Wise 1982-7-2 16286 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  OBI80668  Polypogon monspeliensis David J. Keil 1992-1 22964 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI43272  Polypogon monspeliensis Eric Wise 1981-6-29 847 San Luis Obispo Twin Lake of Dune Lakes Comment
  OBI43299  Polypogon monspeliensis Eric Wise 1981-6-26 682 San Luis Obispo At E entrance to Cambria Air Force Station 5.6 mi S of Cambria W of Hwy 1 Comment
  OBI39991  Polypogon viridis Eric Wise 1984-4-29 1888 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  OBI77273  Polystichum dudleyi Michael Walgren 2012-12-20 292 San Luis Obispo Near the northern coastal boundary of San Luis Obispo County. Both sides of hwy 1 at the last creek before the county line. 30 m inland from hwy 1 on the shaded creek edge. 172 Comment
  CAS-BOT-BC76639  Polystichum munitum M. M. Miles s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC102649  Populus fremontii R. F. Hoover 1965-9-19 9600 San Luis Obispo Calf Canyon Comment
  OBI31304  Populus fremontii Joy H. Nishida 1982-7-8 501 San Luis Obispo 1 mi S of American Cyn campground 512 Comment
  OBI37123  Populus fremontii Eric Wise 1983-10-16 1832 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice Valley school Comment
  OBI9886  Populus fremontii R. A. Hays 1957-11-10 s.n. San Luis Obispo Streamside woodland Comment
  JEPS114136  Populus fremontii subsp. fremontii J. Olson 2000-6-27 San Luis Obispo Camp Roberts. East side of Low Water Bridge and both sides of Bee Rock Road. Comment
  SBBG108093  Potamogeton nodosus C. B. Hardham 1957-9-2 2597 San Luis Obispo Nacimiento Lake Comment
  CAS-BOT-BC141917  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1965-11-2 11698 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  RSA659270  Prunus fasciculata Chadwick 1988-3-30 s.n. San Luis Obispo Eastern foothills of La Panza Mountains. On hill above Dominez Road between Del Rosa and Doris Trail. California Valley Tract area, unit 32. Comment
  OBI53999  Prunus fasciculata var. punctata Clifton F. Smith 1952-4-25 3286 San Luis Obispo W of Nipomo and N of Guadalupe Comment
  CAS-BOT-BC154482  Prunus ilicifolia Ernest C. Twisselmann 1968-5-13 14205 San Luis Obispo La Panza Range. Head of Cammatta Canyon at the Cottingham place 609 Comment
  CAS-BOT-BC154486  Prunus ilicifolia John Thomas Howell 1929-10-12 4470 San Luis Obispo On upper Morro Creek, 8.1 miles from Atascadero on road to Morro Comment
  RSA758734  Prunus ilicifolia Carl B. Wolf 1929-4-16 3647 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  RSA499290  Prunus virginiana var. demissa Mildred York 1931-4-5 s.n. San Luis Obispo [Unspecified] Comment
  OBI66505  Pseudognaphalium beneolens David J. Keil 1985-6-19 18875 San Luis Obispo Hills S of Los Osos. Sand rds and trls above Broderson Ave, E of Cabrillo Estates subdivision Comment
  SBBG35793  Pseudognaphalium biolettii C. B. Hardham 1961-4-14 7368 a San Luis Obispo Pinus radiata woods, Cambria Comment
  CAS-BOT-BC356831  Pseudognaphalium californicum R. F. Hoover 1950-5-30 7950 San Luis Obispo Mouth of Arroyo de la Cruz (just south of) Comment
  CAS-BOT-BC356827  Pseudognaphalium californicum John Thomas Howell 1964-6-29 40747 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  OBI50797  Pseudognaphalium californicum T. J. Ayers, S. Junak & D. Young 1989-4-27 719 San Luis Obispo Los Padres Natl Forest; at Botanical Area W boundary along rd Comment
  OBI56904  Pseudognaphalium luteoalbum Jennifer Stone 1986-5-9 s.n. San Luis Obispo Cuesta Ridge E in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for fire successional thesis study, Soils Science Dept, Calif Poly State Univ. Site 7 Comment
  OBI51183  Pseudognaphalium ramosissimum Jan Barber 1993-7-3 43 San Luis Obispo San Simeon State Park; near fenceline NE of Washburn campground Comment
  UC1927780  Pseudognaphalium ramosissimum David Keil, Tina Teed and Mariko Uchida 2001-6-15 29605 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  CAS-BOT-BC361552  Pseudognaphalium stramineum Ernest C. Twisselmann 1959-11-2 5890 San Luis Obispo Southwest end of Oso Flaco Lake 4 Comment
  OBI62963  Pseudognaphalium stramineum David J. Keil 1992-6-5 23213 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  UCD135220  Pseudognaphalium stramineum P. B. Kennedy 1927-7-12 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  CAS-BOT-BC361556  Pseudognaphalium stramineum Clare B. Hardham 1956-7-15 1186 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  OBI55295  Psilocarphus tenellus David J. Keil 1998-4-20 26866 San Luis Obispo Nacimiento lake road, 1.5 miles north of gateway drive. Comment
  UC2013176  Psoralea orbicularis David Keil 1979-7-1 13116 San Luis Obispo San Luis Range, lower Prefumo Canyon. Comment
  CAS-BOT-BC72652  Pteridium aquilinum John Thomas Howell 1964-6-29 40734 San Luis Obispo adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  OBI37651  Pterostegia drymarioides David J. Keil, Dirk Walters 1980-4-5 13759 San Luis Obispo Ca 28 mi E of Santa maria on hwy 166 and N on Chimineas Ranch Rd Comment
  UC6917  Pterostegia drymarioides Ida M. Blochman May 1893 San Luis Obispo Santa Maria Comment
  CAS-BOT-BC95036  Pterostegia drymarioides R. C. Wenk 2007-4-15 640 San Luis Obispo Los Osos Oaks State Reserve, S side of Los Osos Valley Road, E of town of Los Osos, 3 mi. E of Pacific Ocean Comment
  UC1135736  Quercus X morehus B. Bolt 1936-5-13 710 San Luis Obispo 2 mi nw Cuesta; Santa Barbara National Forest, San Luis Obispo Quad. 457 Comment
  CAS-BOT-BC105010  Quercus X morehus R. F. Hoover 1966-5-15 9858 San Luis Obispo Oak Park district (N of Arroyo Grande) Comment
  RSA613754  Quercus agrifolia George K. Helmkamp 1997-3-8 1440 San Luis Obispo SE of Los Osos. Swift Ranch, starting ca. 2 mi. S of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  UC573317  Quercus agrifolia G. T. Nordstrom 1937-4-19 1091 San Luis Obispo 2.7 mi s Chimney Rock 579 Comment
  OBI47445  Quercus berberidifolia Bert Wilson 1981-1 s.n. San Luis Obispo Peachy Cyn, SW of Paso Robles Comment
  UC1135488  Quercus berberidifolia A. E. Wieslander 1936-8-27 663 San Luis Obispo La Panza Range Santa Barbara National Forest, Pozo Quad. 762 Comment
  RSA43116  Quercus dumosa Robert F. Hoover 1946-9-15 6420 San Luis Obispo East slope of La Panza Range. Comment
  OBI27022  Quercus durata var. durata James Courtney 1980-12-20 12 San Luis Obispo Pennington Crk Biological Reserve Comment
  UCD45928  Quercus durata var. durata R. F. Hoover 1946-9-15 6419 San Luis Obispo Rinconada Mine, in area of serpentine. Comment
  OBI7675  Quercus durata var. durata Christian Smith 1975-6-1 s.n. San Luis Obispo Along hwy 58 near Pozo Comment
  UCSB33067  Quercus palmeri Nixon, Kevin 1978-5-20 San Luis Obispo 4 mi. w. of Paso Robles on Peachy Canyon Rd Comment
  RSA0037518  Quercus wislizeni var. frutescens LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6476 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  OBI55633  Quercus wislizeni var. frutescens Steven A. Junak, Tina J. Ayers 1989-7-14 4120 San Luis Obispo Cuesta Ridge Botanical Area: Extreme N edge of Botanical Area, at end of powerline road 0.4 mi SW of intersection with Tassajera Crk rd; intersection is 1.8 mi W of hwy 101 506 Comment
  UCSB37297  Quercus wislizeni var. wislizeni Philbrick, Ralph; Emery, Dara; Rodin, Robert 1974-5-29 San Luis Obispo One mile southeast of TV tower, west of Cuesta Summit and Highway 101 Comment
  OBI47703  Rafinesquia californica David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19236 San Luis Obispo SW flank of Temblor range. T31S, R21E NW corner sect 17 and SW corner of sect 8. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn Rd and N 0.25 mi to gate on unnamed dirt rd 792 Comment
  UCR160700  Ranunculus Don Pendleton 1992-3-15 92- 09 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  UCR169952  Ranunculus George K. Helmkamp 2004-6-9 8614 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr (Calif. Hwy 1), 0.3 mi south of Halcyon Rd. 76 Comment
  OBI51236  Ranunculus californicus Jan Barber 1994-4-2 129 San Luis Obispo San Simeon State Park. N of Washburn campground Comment
  RSA187341  Ranunculus californicus I. L. Wiggins 1929-5-21 3700 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI11914  Ranunculus californicus Lynne D. Althouse 1977-4-2 22 San Luis Obispo Wolfe's Horse Ranch near San Luis High School, San Luis Obispo 137 Comment
  SBBG118294  Ranunculus hebecarpus K. Foster 1999-3-14 San Luis Obispo vernal pool plot 02-11; Camp Roberts Training Area O2; T25S R11E S30 Comment
  OBI58624  Ranunculus hebecarpus David J. Keil 1998-4-20 26852 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  SEINET3929679  Ranunculus hebecarpus David Keil 1999-4-29 28301 San Luis Obispo Camp roberts, McMilan Airfield, area to N of existing runway on N side of Generals Rd.; 0 Comment
  SEINET12010353  Raphanus raphanistrum S. A. Thompson, Rawlins, J. E. 1988-8-25 5239 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  UC54836  Rhamnus californica subsp. californica Rev. R. W. Summers Apr 1886 126 San Luis Obispo Coast Hills Comment
  RSA7731  Rhamnus crocea Carl B. Wolf 1929-4-16 3641 San Luis Obispo 6 miles E of Morro on road to Atascadero narrow canyon Comment
  SBBG95516  Rhamnus crocea D. Keil, M. Luckow, R. Riggins-Pimentel, R. Pimentel, L. Seek, et al 1982-3-8 16068 San Luis Obispo Cypress Mtn, upper hillsides above Warren cabin Comment
  CAS-BOT-BC56091  Rhamnus ilicifolia Ernest C. Twisselmann 1964-10-1 10295 San Luis Obispo Palo Prieta Canyon 396 Comment
  CAS-BOT-BC56094  Rhamnus ilicifolia W. R. Dudley 1905-1-6 s.n. San Luis Obispo near Klaus Mine Comment
  CHSC55271  Rhamnus tomentella subsp. tomentella L. P. Janeway 1988-6-10 2746 San Luis Obispo Middle Br Huerhuero Cr near Iron Spr; ca 3 1/2 mi S of Creston. Flats near the creek. 381 Comment
  UC1188247  Ribes amarum Clare B. Hardham 1961-2-21 6611 San Luis Obispo Headwaters of Paso Robles Creek west of Templeton 365 Comment
  SBBG109618  Ribes divaricatum var. pubiflorum C. B. Hardham 1958-3-4 2857 San Luis Obispo Cambria Comment
  UC463257  Ribes divaricatum var. pubiflorum Roxana S. Ferris 1929-4-15 7626 San Luis Obispo between Oceano and Callender Comment
  CAS-BOT-BC173074  Ribes divaricatum var. pubiflorum W. R. Dudley 1902-4-5 s.n. San Luis Obispo Ravine north of Port Harford Comment
  UC1745578  Ribes divaricatum var. pubiflorum Annetta M. Carter, Helen Sharsmith, Florence Little 1936-4-11 1106 San Luis Obispo Porter Ranch on Alamo Creek, a tributary of Cuyama (Santa Maria) River. 13 mi. from Santa Maria. Comment
  OBI14042  Ribes indecorum Robert F. Hoover 1964-3-14 8649 San Luis Obispo Head of Lopez Cyn Comment
  CAS-BOT-BC168658  Ribes malvaceum Steve Boyd 2007-2-17 11715 San Luis Obispo Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage - Coast Ranges, La Panza Range 803 Comment
  CAS-BOT-BC168967  Ribes malvaceum J. E. Roadhouse April 190_ 17 San Luis Obispo Prefumo Canyon Comment
  UC1296139  Ribes malvaceum R. F. Hoover 1964-3-14 8650 San Luis Obispo Head of Lopez Canyon Lopez Canyon Comment
  UC608538  Ribes quercetorum C. A. Graham 1938-4-8 292 San Luis Obispo 0.6 mi se Bee Rock (Bee Rock Canyon, a tributary of San Antonio River, sw of Bradley); Bradley Quadrangle 48 Comment
  CAS-BOT-BC212252  Ribes quercetorum Ira L. Wiggins 1932-3-25 5838 San Luis Obispo Small valley 3 miles NW of Paso Robles on Chimney Rock Road between Paso Robles and Adelaide. Comment
  CAS-BOT-BC212256  Ribes quercetorum Ernest C. Twisselmann 1954-2-7 833 San Luis Obispo Palo Prieta Canyon, 4 miles south of Cholame, opposite old rock quarry, Temblor Range and the Western San Joaquin Valley 518 Comment
  SEINET7457851 Image available Ribes quercetorum Ira L. Wiggins 1936-1 5830 San Luis Obispo Grade at west end of Carisa Plains on road to Santa Margarita Comment
  UC1303021  Ribes quercetorum Ira L. Wiggins 1932-3-25 5838 San Luis Obispo small valley 3 mi nw Paso Robles (on Chimney Rock road between Paso Robles and Adelaide) Comment
  SBBG92973  Ribes sanguineum var. glutinosum C. B. Hardham 1956-4-4 380 San Luis Obispo Santa Rita Comment
  UCSC000342  Ribes sanguineum var. glutinosum E. P. Unangst 2007-4-9 s.n. San Luis Obispo Cuesta Comment
  RSA18101  Ribes sericeum Carl B. Wolf 1929-4-16 3645 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  RSA0019660  Ribes speciosum Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Templeton - Cambria Comment
  RSA0019665  Ribes speciosum Cora W. Benson 1929-1-26 s.n. San Luis Obispo Hills, Pismo Beach. South Coast Range. 61 Comment
  SBBG110390  Rigiopappus leptocladus C. B. Hardham 1971-6-26 18148 San Luis Obispo near Black Mtn Comment
  SEINET3928169  Rorippa curvisiliqua David J. Keil 2012-7-27 31497 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Scenic View Way.; 0 86 Comment
  OBI081780  Rorippa palustris subsp. palustris David J. Keil, with Kathleen A. Keil 2002-7-27 29892 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  RSA285628  Rosa californica D. C. Michener 1982-7-22 4075 San Luis Obispo Along Adelaida road 7.8 miles west of jct with Co G-14. Comment
  OBI10011  Rosa spithamea Fred Rush 1956-1 77 San Luis Obispo Mt. SLO Comment
  RSA26234  Rubus ursinus Alice Eastwood, John T. Howell 1938-6-14 5947 San Luis Obispo Cambria. Comment
  UC1128664  Rubus ursinus F. H. Raymond 1930-7-6 108 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quad., mouth San Carpoforo Creek Comment
  CAS-BOT-BC156993  Rubus ursinus Roxana S. Ferris 1929-4-16 7646 San Luis Obispo Toro Creek, north of [Moro] Morro Comment
  UCR121917  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2000-4-21 5434 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI36790  Rumex conglomeratus Eric Wise 1981-6-30 879 San Luis Obispo Mud Lake of Dune Lakes Comment
  CAS-BOT-BC421812  Rumex conglomeratus Clare B. Hardham 1956-8-3 1245 San Luis Obispo Santa Lucia Mountains. Cienega Creek, T. Dellaganna Ranch. Comment
  OBI17523  Rumex conglomeratus Lynne Dee Althouse 1977-5-3 76 San Luis Obispo Near overflow of horse water trough, Wolfe's horse ranch, N of San Luis High School 125 Comment
  OBI78542  Rumex conglomeratus Robert F. Hoover 1964-7-11 9158 San Luis Obispo Edna marsh Comment
  OBI37005  Rumex crispus Eric Wise 1982-5-17 1461 San Luis Obispo Spring W of Kerr "lake" MacMillan Rd, 8.6 mi NE of Hwy 46 on White Crk Ranch Comment
  CAS-BOT-BC433540  Rumex fueginus R. F. Hoover 1947-7-18 7313 San Luis Obispo Oceano Beach Comment
  OBI60494  Rumex fueginus Larry Kelly, David J. Keil 1988-10-1 314 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UC1296088  Rumex maritimus R. F. Hoover 1947-7-18 7313 San Luis Obispo Oceano Beach Comment
  UCR91808  Rumex pulcher George K. Helmkamp 1996-5-24 1025 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  UCR28906  Rumex salicifolius var. crassus Melissa Luckow 1981-6-25 708 San Luis Obispo Coastal area just north of San Simeon Beach 8 Comment
  UCSB38592  Salicornia pacifica Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Vicinity of mean high tide, Morro Bay State Park Comment
  UC1872975  Salix David Keil with Kathleen Keil 2003-3-29 30099 B San Luis Obispo Shell Creek area, ca. 0.5 mi N of junction with Hwy 58. Comment
  CAS-BOT-BC103932  Salix exigua Eben McMillan 1954-3-9 160 San Luis Obispo Palo Prieto Canyon, two miles south of Cholame Comment
  OBI9852  Salix exigua Robert F. Hoover 1966-7-13 9904 San Luis Obispo Yaro Crk Comment
  OBI9837  Salix laevigata Robert F. Hoover 1947-3-21 6704 San Luis Obispo San Luis Obispo, Cal Poly campus Comment
  SBBG27477  Salix laevigata I. L. Wiggins 1932-3-21 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI9841  Salix laevigata Robert F. Hoover 1953-5-16 8200 San Luis Obispo Grant Lake on margin of dry lakebed Comment
  OBI36902  Salix lasiolepis Eric Wise 1982-6-25 1568 San Luis Obispo Pismo State Beach , Oceano campground Comment
  OBI37217  Salix lasiolepis Eric Wise 1983-8-23 1748 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  SBBG35860  Salix lasiolepis R. N. Philbrick 1966-2-6 San Luis Obispo Oso Flaco Lake Comment
  SD79847  Salix lasiolepis Helen V. Witham 1969-9-27 499 San Luis Obispo Edge of lake, Oso Flaco Lake Comment
  OBI37331  Salix lasiolepis Eric Wise 1981-9-29 1203 San Luis Obispo Orcutt Rd 2.3 mi S of Johnson Ave. SLO Comment
  CAS-BOT-BC124834  Salix lasiolepis var. lasiolepis R. F. Hoover 1947-3-21 6705 San Luis Obispo California Polytechnic campus, San Luis Obispo Comment
  UC1134844  Salix sitchensis B. Bolt 1936-5-13 712 San Luis Obispo 2 1/4 miles W. N. W of Cuesta San Luis Obispo Quad. 548 Comment
  CDA17124  Salsola australis G. F. Hrusa, P. Akers 2003-10-14 16196 San Luis Obispo Salinas Valley; Hwy 46 +/- 15 mi. E of Paso Robles, immed. E of Whitley Gardens. 320 Comment
  OBI81178  Salsola australis Michael Walgren 2015-10-21 459 San Luis Obispo Cloisters Housing Development? in the City of Morro Bay 6 Comment
  CDA3193  Salsola tragus T. C. Fuller 1965-10-7 14181 San Luis Obispo South side of Highway 466 to Paso Robles, 0.1 mile north of Shandon. 0 Comment
  SBBG17461  Salvia X bernardina C. B. Hardham 1957-4-25 1723 San Luis Obispo Cypress Mtn Comment
  UC1124663  Salvia carduacea T. M. Hendrix 1937-4-22 70 San Luis Obispo 3.25 mi nne Huerhero School; Pozo Quad. 441 Comment
  RSA411384  Salvia carduacea Paul C. Silva 1947-3-30 1203 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  OBI72254  Salvia columbariae Anthony Baniaga, Daniel Chavez 2010-3-14 53 San Luis Obispo Tierra Redonda Mtn BLM ACEC 574 Comment
  OBI78833  Salvia columbariae Alonzo Llamas, Matthew Mattson, Lizz Silva, Riley Shiraishi 2014-4-24 1 San Luis Obispo Across trail from Prospect Fire Lookout Tower, 20 minute hike up dirt road from paved street 468 Comment
  CAS-BOT-BC233686  Salvia leucophylla Chester Dudley 1923-6-1 s.n. San Luis Obispo Cuyama Valley Comment
  CAS-BOT-BC230027  Salvia mellifera Ernest C. Twisselmann 1967-4-27 12934 San Luis Obispo Ragged Point, Santa Lucia Range 60 Comment
  OBI34366  Salvia mellifera Ruth Davis 1964-4-17 86 San Luis Obispo Cal Poly campus, Poly cyn Comment
  RSA0037303  Salvia mellifera LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6479 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  UC1124786  Salvia mellifera W. A. Peterson 1937-4-26 748 San Luis Obispo 3 mi se La Panza Ranch; La Panza Quad. 579 Comment
  OBI13538  Salvia mellifera A. Ahmad 1963-4-20 5 San Luis Obispo 3 mi E of SLO Comment
  OBI31598  Salvia mellifera Joy Nishida 1982-5-8 370 San Luis Obispo American Cyn; .9 mi S of American Cyn campground 518 Comment
  HSC91550  Salvia spathacea Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 2 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
  CDA20348  Salvia spathacea G. F. Hrusa 1993-5-21 11083 San Luis Obispo Approx. 2 km. beyond Stony Creek Camp. Comment
  OBI7349  Salvia spathacea Mark Fresh 1976-2-25 12 San Luis Obispo 8 mi into See Cyn Comment
  CDA18051  Salvinia molesta D. Knowles 1999-7-29 PDR 975439 San Luis Obispo 170 Pacific St., Paso Robles. 0 Comment
Read comments
Feb 6 2009
  OBI69974  Sambucus nigra subsp. caerulea David J. Keil, Kathleen Faustini and Chuck and Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake road on ranch managed by The Nature Conservancy Comment
  UC1321264  Samolus parviflorus R. F. Hoover 1966-10-1 10100 San Luis Obispo Upper Arroyo Grande, at confluence of Phoenix Creek Phoenix Creek; Upper Arroyo Grande, Phoenix Creek Comment
  OBI8794  Sanicula arguta Robert F. Hoover 1958-3-3 8410 San Luis Obispo Steiner crk at mouth of Serrano cyn on open slope. Comment
  OBI50388  Sanicula bipinnata Lynne D. Oyler, Kathy Loftus 1986-4-5 382 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres Natl Forest Comment
  SBBG118022  Sanicula bipinnatifida M. Wetherwax, E. Painter, J. Greenhouse 2001-4-16 CR 179 San Luis Obispo NW end of McMillan runway, near Generals Rd; Camp Roberts 300 Comment
  UC1123177  Sanicula bipinnatifida C. A. Graham 1939-4-14 530 San Luis Obispo 1.9 mi sse of Gifford Ranch 457 Comment
  HSC91466  Sanicula crassicaulis Susan H. Bicknell, T. P. Worley 1989-4-18 San Luis Obispo Montano de Oro Comment
  OBI27172  Sanicula crassicaulis Thomas Burrows 1981-4-9 124 San Luis Obispo Reservoir cyn 168 Comment
  OBI51398  Sanicula crassicaulis Jan Barber 1994-3-21 112 San Luis Obispo San Simeon State Park; Above San Simeon crk near eastern edge of park Comment
  UC1123186  Sanicula crassicaulis T. M. Hendrix 1939-5-9 1026 San Luis Obispo 2.2 mi wnw of Avenales Ranch 731 Comment
  UC1583867  Sanicula crassicaulis Rhonda Riggins 1987-4-16 1553 San Luis Obispo California Polytechnic State University campus, Poly Hill Poly Hill; California Polytechnic State University, Poly Hill 182 Comment
  UC901898  Sanicula crassicaulis L. Constance and R. F. Hoover 1950-6-20 3350 San Luis Obispo 6.7 mi w of Templeton (Paso Robles Creek, on Cayucos Road); Paso Robles Creek, Cayucos Road 304 Comment
  OBI77017  Sanicula laciniata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14305 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UC640617  Sanicula laciniata Alice Eastwood, John Thomas Howell 1938-6-14 5953 San Luis Obispo Cambria Comment
  OBI8752  Sanicula maritima Robert F. Hoover 1947-4-13 6928 San Luis Obispo Los Osos Valley Comment
  UC2013203  Saponaria officinalis Dana Richards 1983-11-9 5 San Luis Obispo San Luis Obispo. Comment
  UCR97547  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 1997-3-8 1420 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  POM265141  Saxifraga californica I. L. Wiggins 1929-4-13 3456 San Luis Obispo North end of Cuesta Grade. Comment
  OBI77819  Scandix pecten-veneris David J. Keil 1998-4-2 26549 San Luis Obispo San Simeon Creek Rd., 3.3 mi. from Hwy.1. Comment
  CAS-BOT-BC283123  Schedonorus arundinaceus Ernest C. Twisselmann 1955-6-5 2087 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo, Temblor Range and the Western San Joaquin Valley 665 Comment
  OBI20452  Schinus molle Maria Lia Scarpetta 1964-2-15 3 San Luis Obispo Residential area Comment
  OBI32263  Schoenoplectus americanus David J. Keil, Melissa Luckow 1981-7-3 14970 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
  OBI43542  Schoenoplectus americanus Eric Wise 1981-8-7 1474 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  OBI79849  Schoenoplectus californicus David J. Keil 2012-7-26 31476 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  RSA0018565  Schoenoplectus californicus W. R. Ferren, Hamilton 1993-7-19 EPA- 89 San Luis Obispo Los Osos Creek. S margin of estuary of Los Osos Creek, E of bridge. Comment
  CDA23077  Scirpus microcarpus Mark A. Elvin, LynneDee Althouse 2006-5-25 4920 San Luis Obispo Central Coastal Foothills; Above Arroyo Grande; Old Oak Park Road, across from 1620. Drainage ditch on west side of road. Comment
  OBI69768  Scirpus microcarpus D. R. Miller 1993-5-29 593 -56 San Luis Obispo Pine Mt Region. Pico Crk, upper end above Cowboy Camp 488 Comment
  OBI55640  Scrophularia californica David J. Keil 1989-6-9 21241 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  RSA425177  Scrophularia californica R. S. Woglum 1940-4-20 2630 San Luis Obispo Templeton. Comment
  SBBG122352  Scrophularia californica D. Keil, T. Teed, M. Uchida 2001-6-15 29590 San Luis Obispo Chorro Crk bog thistle exclosure, Chorro Crk drainage; Camp San Luis Obispo 243 Comment
  UC56091  Scutellaria tuberosa J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mountains Comment
  SD245401  Scutellaria tuberosa David Keil, B. Painter, et al. 2001-4-17 29313 San Luis Obispo Camp Roberts. Palisades area along dirt road. Comment
  CAS-BOT-BC61943  Selaginella Clare B. Hardham 1960-5-3 5603 San Luis Obispo Elmer Chevy Ranch, Willow Creek Area Comment
  NY233224  Senecio blochmaniae Blochman 11 1892 s.n. San Luis Obispo Santa Maria River Comment
  OBI80305  Senecio blochmaniae Riley Haas 2014-11-17 1 San Luis Obispo Morro Bay. Parking lot at the end of Azure Street and Sandlewood Street. Dunes along trail to beach 7 Comment
  UC1314942  Senecio californicus R. F. Hoover 1967-5-6 10539 San Luis Obispo dry sand-flats at Jack Lake Comment
  UC53836  Senecio californicus Mrs. R. W. Summers 1886-2-21 San Luis Obispo Arroyo Grande Comment
  OBI58022  Senecio elegans Lynne Dee Oyler, David J. Keil 1990-5-10 1115 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake S and W across dunes, E to Quercus agrifolia and W again to coast Comment
  CAS-BOT-BC329111  Senecio flaccidus var. douglasii Chester Dudley 1936-9-1 s.n. San Luis Obispo SE side of Morro Bay 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
  SBBG34881  Senecio vulgaris Mrs. R. W. Summers -Jun-1887 San Luis Obispo orchard, San Luis Obispo Comment
  OBI64960  Senecio vulgaris Greg Wilvert 2005-3-30 63 San Luis Obispo SE Half of the Caliente Range. 100 m W of dead end of Padrones Cyn Rd, near Padrones Spring 863 Comment
  OBI63038  Senna multiglandulosa D. R. Miller, E. A. Appel 2001-5-28 501 /741 San Luis Obispo Along road in from Polar Star barn towards P.S. mining claim cabin Comment
  UC455150  Setaria parviflora I. J. Condit 1908-11-5 San Luis Obispo Cal. Polytechnic School lawn Comment
  UCSB57220  Sidalcea malviflora Callaway, R.; Ryan, P. 1987-4-26 San Luis Obispo About 3/4 mile due south of United Farm Insurance and apartment complex, on the east side of Hwy. 101, about 2 miles north of San Luis Obispo 228 Comment
  OBI73091  Sidalcea malviflora subsp. laciniata David J. Keil, with Michael Curto and V. L. Holland 2000-5-10 28667 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon Comment
  JEPS99318  Sidalcea malviflora subsp. laciniata Clare B. Hardham 1959-4-23 4282 San Luis Obispo Tassajara Canyon Comment
  OBI69224  Sidalcea malviflora subsp. laciniata Benjamin E. Carter 2001-3-1 23 San Luis Obispo Chumash Crk, across hwy 1 from Cuesta College Comment
  OBI66359  Silene coniflora David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26256 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
  CAS-BOT-BC384588  Silene coniflora R. F. Hoover 1947-3-26 6762 San Luis Obispo Oak Park district Comment
  OBI17806  Silene gallica Penelope Blackmer 1973-4-9 42 San Luis Obispo Meadow between forks of Pennington Crk, SW corner of Penn Crk bio reserve Comment
  UC1137874  Silene gallica C. M. Belshaw 1936-3-17 1630 San Luis Obispo 1.8 mi nnw Nipomo; Nipomo Quad., nnw of Nipomo 160 Comment
  CAS-BOT-BC174938  Silene laciniata Clare B. Hardham 1960-6-17 6177 San Luis Obispo Cambria. Santa Lucia Mountains Comment
  OBI72501  Silene laciniata subsp. laciniata M. Wetherwax & E. L. Painter, E. L. Painter 2001-4-22 SLO- 277 San Luis Obispo Camp San Luis Obispo. First ridge W of Cerro Romulado. UTMs NAD27 zone 10, 704710E, 3910561N 140 Comment
  UC8467  Silene laciniata subsp. major Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  OBI39327  Silene lemmonii David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18699 San Luis Obispo 7 mi from Calif Rte 1 along San Simeon Crk Rd, near Rocky Butte lookout at Circle 3 Ranch gate. T26S, R8E sec 10 Comment
  CAS-BOT-BC364846  Silybum marianum Ernest C. Twisselmann 1970-11-27 17570 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch 670 Comment
  OBI5561  Silybum marianum Sharon Jochums 1974-4-28 142 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  OBI82536  Sinapis arvensis David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33484 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 630 Comment
  JEPS13140  Sisymbrium altissimum rimo bacigalupi with R. S. Ferris, Richard Holm, and Dr. and Mrs. Robt. M. Page 1953-7-25 4337 San Luis Obispo about 3 mi s of Oceano (along S. P. right-of-way, opposit Black Mountain) Comment
  RSA0024943  Sisymbrium irio Greg Wilvert 2005-4-30 345 San Luis Obispo Along Padrones Canyon Road. 864 Comment
  OBI32048  Sisymbrium officinale David J. Keil, Eric A. Wise 1981-5-25 14753 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UCR41856  Sisymbrium orientale C. F. Smith 1975-5-6 10829 San Luis Obispo Central Coast, Marsh at north end of Dune Lakes, south of Oceano Comment
  CAS-BOT-BC75453  Sisymbrium orientale Ernest C. Twisselmann 1956-6-11 2922 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Place, Palo Prieta Canyon. 441 Comment
  OBI21084  Sisyrinchium bellum Robert F. Hoover 1958-5-17 8479 San Luis Obispo Summit of Santa Lucia Mts. NW of Cuesta Pass Comment
  OBI51251  Sisyrinchium bellum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .19 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  OBI19384  Solanum douglasii D. Waive Stager 1972-8-21 42 San Luis Obispo Shark's Inlet, Montana de Oro State Park Sand Spit [On lable as Morro Bay State Park) Comment
  SBBG16111  Solanum douglasii E. C. Twisselmann 1962-10-21 7935 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  UC1125206  Solanum douglasii N. French 1936-1-13 664 San Luis Obispo Santa Barbara National Forest, Cuesta Pass Cuesta Pass; Santa Barbara National Forest, Cuesta Pass 487 Comment
  CAS-BOT-BC35870  Solanum obispoense M. E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita. Eldorado School. Comment
  OBI79841  Solanum physalifolium David J. Keil 2012-7-27 31493 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Scenic View Way 86 Comment
  OBI54184  Solanum umbelliferum David J. Keil, Kathleen Keil 1995-4-15 24872 San Luis Obispo Shell Crk Rd, ca 1/2 mi N fo jctn with calif rte 58 Comment
  SBBG49108  Solanum umbelliferum J. Copeland 1974-2-17 1053 San Luis Obispo Grand View Mesa, Nipomo Comment
  OBI2753  Solanum xanti Neil Havlik 1968-4-20 158 San Luis Obispo Just W of Salinas River bridge, 2.5 mi E of Santa Margarita on hwy 58 Comment
  OBI3346  Solanum xanti Neil Havlik 1969-5-2 381 San Luis Obispo Upper Coon Crk cyn 305 Comment
  OBI9110  Solanum xanti B. A. Smith 1966-4-8 30 San Luis Obispo 2 mi from Los Osos Valley Rd on Perfumo Cyn rd 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
  CAS-BOT-BC365333  Solidago confinis Delzie Demaree 1938-8-23 18100 San Luis Obispo Oso Flaco Lake, P.O. Guadalupe Comment
  CAS-BOT-BC365170  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  SBBG124283  Soliva sessilis D. Keil 2009-8-5 30628 San Luis Obispo lawn between Bldg 53 and Bldg 10, Cal Polytechnic University campus Comment
  OBI31615  Sonchus asper Turnquist, Smeltzer 1982-5-1 68 San Luis Obispo NE side of Laguna Lake park Comment
  SBBG110005  Sonchus oleraceus C. B. Hardham 1957-7-15 2462 San Luis Obispo Graves Crk, Del Rio Rd Comment
  OBI64714  Sorghum halepense D. R. Miller 2005-7-15 705 .813 San Luis Obispo Pine Mt Region. 3 locations along irrigated slope at D.R. Miller property 750 Comment
  UCD92769  Sorghum halepense Ernest C. Twisselmann 1962-10-14 7922 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Choice Valley, 1.5 miles E of the summit. 640 Comment
  SBBG412  Sparganium eurycarpum H. and M. Dearing 1940-8-11 4459 San Luis Obispo Oso Flaco Lake Comment
  OBI79672  Sparganium eurycarpum D. R. Miller 2014-8-23 814 -1095 San Luis Obispo Localized along creek bank at beach mouth. 1.4 miles north of Hearst Castle entrance 10 Comment
  SD75735  Sparganium eurycarpum var. eurycarpum D. W. Taylor 1970-6-23 T 70 122 San Luis Obispo margins of slough in Black Lake canyon, 1.1 miles east of State Highway 1. Comment
  OBI44991  Spartium junceum David J. Keil 1984-7-19 18299 San Luis Obispo Cal Poly Campus, SLO Comment
  UC1125828  Spergula arvensis subsp. arvensis N. K. Carlson 1936-3-18 133 San Luis Obispo 0.6 mi. s.-s.w. Picacho (Plot 2); Arroyo Grande Quad. Comment
  UCD163511  Spergularia atrosperma CNPS Melinda Elster; Sara Taylor 2015-4-22 CARR- 560 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 546 Comment
  RSA0098755  Spergularia macrotheca P. A. Munz 1926-4-9 10233 San Luis Obispo Morro. Comment
  SBBG45087  Spergularia macrotheca A. Eastwood, J. T. Howell 1936-5-6 2243 San Luis Obispo coastal mesa at Morro Comment
  OBI80863  Spergularia rubra David J. Keil 2015-2-14 32632 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 215 Comment
  CDA34893  Sporobolus cryptandrus David J. Keil 2000-5-31 287892 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 12 miles east from the junction with Highway 1. 0 Comment
  OBI36863  Stachys ajugoides Eric Wise 1981-9-17 1105 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 plant Comment
  POM63417  Stachys ajugoides R. W. Summers 1882-04 s.n. San Luis Obispo No location noted. Comment
  UC1392760  Stachys ajugoides var. rigida R. F. Hoover 1969-7-13 11456 San Luis Obispo Atascadero Comment
  SBBG107132  Stachys bullata C. B. Hardham 1958-6-27 3754 San Luis Obispo Green Valley Comment
  SBBG108051  Stachys bullata C. B. Hardham 1956-4-26 527 San Luis Obispo Delaganna Ranch Comment
  SD244743  Stachys bullata Jessica Griffiths 2012-2-19 1 San Luis Obispo Poly Canyon Road, Cal Poly campus, half a mile up the road from Village Drive. Shaded, grassy slope below rock face on SE side of trail. 130 Comment
  SBBG91407  Stachys chamissonis C. F. Smith 1958-8-2 5842 San Luis Obispo near Hwy 1 E of Dune Lakes S of Oceano Comment
  CAS-BOT-BC60940  Stanleya pinnata Ernest C. Twisselmann 1958-5-12 4454 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Scarp, canyon above the Van Matre Ranch. 762 Comment
  JEPS27684  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1961-3-27 6025 San Luis Obispo Grant's Lake Western San Joaquin Valley, Temblor Range, Grant's Lake (eastern San Luis Obispo County) 576 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
  UCR161348  Stellaria media George K. Helmkamp, E. A. Helmkamp 2005-3-9 9106 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  OBI51343  Stellaria media Jan Barber 1994-3-22 118 San Luis Obispo San Simeon State park. Next to trl coming up out of S drainage Comment
  CAS-BOT-BC375093  Stephanomeria R. F. Hoover 1946-10-5 6463 San Luis Obispo North end of Morro Bay Comment
  JEPS35344  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-13 9206 San Luis Obispo San Bernardo Creek, both n and s slopes Santa Lucia Range Comment
  OBI56307  Stephanomeria exigua subsp. carotifera David J. Keil 1998-11-29 28202 San Luis Obispo Lopez Cyn Rd beyond turnoff to Hi Mtn rd Comment
  SEINET2445100  Stephanomeria pauciflora David Keil 1998-8-24 28036 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 mi SE of Rock Front Ranch, N of Hwy 166. Comment
  CAS-BOT-BC375907  Stephanomeria virgata Chester Dudley 1926-8-21 s.n. San Luis Obispo Near mouth of Arroya [Arroyo] Grande Creek Comment
  SEINET11261643  Stephanomeria virgata David Keil 1978-8-10 12959 San Luis Obispo Top of Cuesta Ridge, west side, between Cuesta Botanical Area and end of paved road.; 0 770 Comment
  CAS-BOT-BC375897  Stephanomeria virgata R. F. Hoover 1957-8-28 8399 San Luis Obispo Between Rock & Butte and Pine Mt. Comment
  OBI22270  Stipa lepida F. Rush Apr-56 42 San Luis Obispo Mt SLO Comment
  OBI28173  Stipa lepida M. A. Glass 1981-5-8 33 San Luis Obispo Ecological Study Area, Cal Poly State Univ, San Luis Obispo Comment
  SEINET11261510  Stipa lepida David Keil 1992-4-12 22826 San Luis Obispo Laguna Lake City Park.; 0 35 Comment
  OBI22264  Stipa lepida Robert F. Hoover 1947-5-24 7202 San Luis Obispo Near El Dorado School Comment
  SBBG112834  Streptanthus albidus subsp. peramoenus C. B. Hardham 1961-5-17 7053 San Luis Obispo 4 mi W of Ocean View Mine, N of Cambria 762 Comment
  CAS-BOT-BC124238  Streptanthus albidus subsp. peramoenus Edward Palmer 1876-6-1 24 San Luis Obispo San Luis Obispo, Coast Range Comment
  OBI64974  Stylocline gnaphaloides Greg Wilvert 2005-4-1 89 -1 San Luis Obispo SE Half of the Caliente Range. N edge of range 759 Comment
  POM203010  Stylomecon heterophylla Frank Hatch 1932-4-4 s.n. San Luis Obispo Hillsides near Paso Robles Comment
  CAS-BOT-BC110383  Suaeda californica Ernest C. Twisselmann 1957-11-2 4104 San Luis Obispo South end of Morro Bay, near Baywood Park. 1 Comment
  RSA770191  Suaeda taxifolia David J. Keil 1999-5-20 28349 San Luis Obispo Pismo Beach. Along Cypress Street. Comment
  UC455787  Symphyotrichum subspicatum I. J. Condit 1908-9-26 San Luis Obispo Railroad Canyon Comment
  OBI25352  Symphyotrichum subulatum var. parviflorum David J. Keil, V. L. Holland 1979-12-13 13680 San Luis Obispo Rancho Santa Margarita, just off US 101 on Tassajara Cyn Rd Comment
  SBBG17463  Systenotheca vortriedei C. B. Hardham 1960-6-1 5948 San Luis Obispo Burnett Peak Comment
  RSA143369  Systenotheca vortriedei Clare B. Hardham 1960-6-1 5948 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  OBI65763  Tanacetum parthenium D. R. Miller 1995-7-20 795 -592 San Luis Obispo Pine Mtn Region. D.R. Miller property, Tobacco Crk drainage 700 Comment
  OBI77598  Taraxacum officinale Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI30116  Taraxia ovata Melissa Luckow 1982-6-24 892 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd Comment
  SBBG24990  Taraxia ovata D. Myrick 1966-3-23 1293 San Luis Obispo ocean bluff just N of Cambria Comment
  UCSB30418  Taraxia ovata Krasner, Larry 1975-4-18 San Luis Obispo North end of Bridge S; off of Cambria Rd; Cambria 91 Comment
  RSA141082  Tauschia arguta Clare B. Hardham, C. Butterworth 1960-5-31 6013 San Luis Obispo Hi Mountain, Pozo Comment
  OBI8737  Tauschia hartwegii Robert F. Hoover 1964-4-13 8696 San Luis Obispo Two mi S of Atascadero, W of hwy 101, near base of shale hill Comment
  UCR135958  Tetragonia tetragonoides George K. Helmkamp 2003-8-16 8080 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  CDA13617  Tetrapteron graciliflorum G. F. Hrusa, T. D. Wilfred 1997-3-12 13647 San Luis Obispo Carrizo Plain; S end of Carrizo Plain +- 6-7 m. S of Washburn Ranch. Comment
  OBI81363  Tetrapteron graciliflorum Jason Dart, A. Weichert 2010-3-25 349 San Luis Obispo Palo Prieto Conservation Bank, Lake Parcel. This location is 0.5 mile southwest of Bitterwater Road, 3.75 driving miles southeast of Annette Road, on hills near Grant Lake. 619 Comment
  SBBG119678  Tetrapteron graciliflorum E. Painter, M. Wetherwax, E. Wenzl, A. Gingerich 2001-4-5 CR 480 San Luis Obispo above boundary rd at S end of installation, above San Marcos Crk, N of San Marcos Rd; Camp Roberts 300 Comment
  OBI11893  Tetrapteron palmeri Robert F. Hoover 1950-4-14 7820 San Luis Obispo Panorama Hills Comment
  OBI44865  Thermopsis californica var. californica David J. Keil 1979-7-1 13128 San Luis Obispo Ridge between Prefumo and See Cyns. About 5 mi from jctn of los Osos Valley Rd and Prefumo Cyn Rd Comment
  POM318927  Thermopsis californica var. californica Patricia Wilder 1965-4-10 1862 San Luis Obispo Canyon along Tassajara Creek, NW of Cuesta summit. 427 Comment
  UCR162145  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2005-2-14 8915 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns; east of Lake Lopez, along Lopez Drive, 0.7 mi N of Hi Mountain Road 274 Comment
  UCR61740  Thysanocarpus curvipes George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  CAS-BOT-BC66621  Thysanocarpus curvipes Ernest C. Twisselmann 1962-4-7 6765 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley, 3/8 mile west of Choice Valley School. 579 Comment
  UCSB41135  Thysanocarpus curvipes Killeen, Diane 1980-4-18 San Luis Obispo 16 mi. from Cambria on Calif. 46, roadside 365 Comment
  RSA0057554  Thysanocarpus curvipes subsp. curvipes P. A. Munz 1951-4-12 16279 San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. 762 Comment
  CAS-BOT-BC67138  Thysanocarpus laciniatus R. F. Hoover 1966-4-20 9828 San Luis Obispo 5 miles east of Creston on La Panza Road. Comment
  OBI14853  Thysanocarpus laciniatus Robert F. Hoover 1967-3-22 10269 San Luis Obispo Hills at W edge of Carrizo Plain, W of Simmler Comment
  UCR29935A  Thysanocarpus laciniatus J. H. Nishida, R. L. Allen 1982-4-10 262 San Luis Obispo South Coast Range, American Canyon Campground 537 Comment
  OBI31469  Thysanocarpus laciniatus Joy Nishida, Robert Allen 1982-4-10 262 San Luis Obispo Amer Cyn cmpgd 536 Comment
  OBI57215  Thysanocarpus laciniatus David J. Keil 1998-4-7 26609 San Luis Obispo South of Creston on 229 Jordan Property, 0.1 mile S of Rocky Canyon Rd on W side of Hwy. 229 Comment
  OBI28605  Toxicodendron diversilobum John Jackman and Julie Truesdale, Julie Truesdale 1980-1 13 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  UC1979380  Tragopogon dubius David Keil with Rhonda Riggins, Richard Pimentel July 13-14, 1998 27914 San Luis Obispo Along railroad tracks from Industrial Way to Tank Farm Road. Comment
  OBI23117  Tragopogon porrifolius Lisa Bradley 1979-11-20 1 San Luis Obispo Shearer Ave and Thalberg in Cayucos 15 Comment
  OBI31502  Trichostema lanatum Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 458 San Luis Obispo Just N of American Canyon Campground 536 Comment
  RSA0037307  Trichostema lanatum LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6484 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  OBI7636  Trichostema lanatum Christian Smith 1975-5-10 s.n. San Luis Obispo Cuesta Ridge about 1 mi W of hwy 101 Comment
  RSA585707  Trichostema lanceolatum F. L. Johnson, N. A. McCarty 1993-10-15 ROB 0757 San Luis Obispo Bouscout Rd near Twin Bridges. Comment
  RSA0028153  Trichostema ovatum Greg Wilvert 2005-6-29 490 San Luis Obispo 1.5 kilometers S of Soda Lake Rd. along Padrones Canyon Rd. 808 Comment
  UC1450988  Trichostema ovatum R. F. Hoover 1969-10-6 11645 San Luis Obispo Cuyama Valley, E end, near Kern Co. line Comment
  UCD117575  Trientalis latifolia G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5384 San Luis Obispo San Luis Obispo County: Central Coast Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  UCSC010680  Trifolium D. R. Miller 2016-4-27 s.n. San Luis Obispo Along Ridge road on east slope of Pine Mountain at Buckeye Mine area, Pico Creek drainage. 914 Comment
  UCSC010685  Trifolium D. R. Miller 2016-4-30 s.n. San Luis Obispo Tobacco Ridge Road, Tobacco Creek drainage 823 Comment
  OBI58060  Trifolium albopurpureum David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27405 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
  SFV16076  Trifolium albopurpureum J. M. Kneitel, et al. 1995-4-15 30 San Luis Obispo Carrizo Plain Caliente Mountains, American Ranch. 2 miles from Soda Lake Road. 670 Comment
  RSA659241  Trifolium bifidum David J. Keil 1986-4-13 19156 San Luis Obispo Along Pozo Road, 0.5 miles NW of Rinconada Mine entrance on SW side of highway Comment
  SBBG3802  Trifolium bifidum var. bifidum C. B. Hardham 1957-4-18 1698 San Luis Obispo Santa Rita Rd, 4 mi W of Templeton Comment
  JEPS114116  Trifolium campestre A. Dilworth, J. Goldzman 1998-4-15 San Luis Obispo Camp San Luis Obispo. CA. 1.2 miles N of intersection of Range and Kern road, across from Charlie firing range, LCTA Plot 304. Comment
  OBI42206  Trifolium ciliolatum David J. Keil, Lynne Dee Oyler 1986-5-21 19522 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia mt in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  OBI79172  Trifolium ciliolatum David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31258 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 526 Comment
  JEPS114126  Trifolium depauperatum var. truncatum J. Goldzman, M. Petroelje, J. Thomas 1998-4-17 San Luis Obispo Camp Roberts. Corner of Avery and Bivouac Roads, LCTA Plot 135. Comment
  OBI31785  Trifolium fragiferum Smeltzer, Turnquist 1982-7-28 208 San Luis Obispo Along the N foot trl in Laguna Lake Park Comment
  OBI60654  Trifolium fucatum David J. Keil 1986-4-13 19143 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI67023  Trifolium fucatum D. R. Miller 1994-4-5 494 -161 San Luis Obispo Pine Mt Region. From the front-slopes of the Confluence area, Cyn trl, Pico Crk drainage 732 Comment
  OBI33069  Trifolium gracilentum David J. Keil 1983-4-23 16933 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI59483  Trifolium gracilentum David J. Keil, with V. L. Holland 2001-4-7 29278 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
  POM216302  Trifolium gracilentum D. D. Keck 1933-5-3 2111 San Luis Obispo 2.9 miles east of Paso Robles at junction of Estrella road and Shandon road. Comment
  OBI47107  Trifolium macraei Lynne Dee Oyler 1986-4-5 396 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres Natl Foerst. S1/2 SW1/4, SEC 28 R16E, T30S, MDBM Comment
  OBI58047  Trifolium microdon David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27476 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1 (35 deg. 40.233' N x 121 deg. 02.851' W). Comment
  OBI66761  Trifolium microdon D. R. Miller 1989-4-25 489 -5 San Luis Obispo Between Pine Mt and Rocky Butte, at Hearst gate along ridge rd 884 Comment
  UCSB69394  Trifolium microdon Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 50 feet from access road, 450 feet from back dune. 3 Comment
  JEPS114128  Trifolium oliganthum A. Dilworth, J. Goldzman, M. Petroelje 1998-4-13 San Luis Obispo Camp Roberts. Bivouac Road, 0.3 mile north of intersection of Tower and Bivouac roads, Training Area 02, LCTA Plot 41. Comment
  OBI39038  Trifolium olivaceum David J. Keil 1986-3-22 19079 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. Along Soda Lake Rd S of Soda Lake at jctn with Kern county Land Company Ranch rd T32S, R1E, sec 33 671 Comment
  OBI72839  Trifolium repens Brian Barrett 1980-11-11 4 San Luis Obispo 1172 Peach St Lawn, San Luis Obispo 122 Comment
  PASA251  Trifolium tridentatum Margaret Stason 1930-4-14 San Luis Obispo Grade east of Cambria Comment
  OBI12634  Trifolium variegatum Robert F. Hoover 1965-5-22 9384 San Luis Obispo Cambria Comment
  SBBG107122  Trifolium variegatum var. major C. B. Hardham 1985-4-16 30015 San Luis Obispo Cienega Crk, Delaganna Ranch Comment
  OBI72355  Trifolium willdenovii Anthony Baniaga 2010-4-7 112 San Luis Obispo Black Lake Cyn, Choin property, along old Black Lake Cyn rd 29 Comment
  SBBG133079  Trifolium wormskioldii D. Keil, T. Teed, Mariko Uchida 2001-6-15 29575 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  UC1314927  Trillium angustipetalum R. F. Hoover 1967-3-5 10235 San Luis Obispo lower part of Lopez Canyon Comment
  UCSB6111  Triphysaria eriantha Keator, Glenn 1959-4-12 San Luis Obispo South of San Simeon on Hwy. 1 Comment
  UCSB23065  Triphysaria eriantha subsp. rosea Broder, Richard 1960-4-9 San Luis Obispo Road from U.S. 101 to Avila Beach, about .9 miles W of junction of Avila Beach Road (southern one) and U.S. 101 Comment
  CAS-BOT-BC200075  Trisetum canescens R. F. Hoover 1964-6-7 8990 San Luis Obispo San Carpoforo Creek just above Windy Point Comment
  SBBG108321  Triteleia laxa C. B. Hardham 1961-4-26 6930 San Luis Obispo Franklin Crk (Camp Natoma), W of Adelaida Comment
  OBI27961  Tropaeolum majus Joan Coffey 1972-5-21 13 San Luis Obispo Yard of the Ornamental Horticulture Unit of Cal Poly, San Luis Obispo Comment
  UCR266167  Tropidocarpum capparideum David J. Keil 2005-2-16 30362 San