Search Results — 2000 specimen records retrieved (1123 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/cch_archive/).
 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
  OBI28433  Abronia latifolia Karin Long 1982-4-3 s.n. San Luis Obispo The secondary dunes - Morro Bay Sand spit at the S end of Shark Inlet Comment
  OBI5609  Abronia maritima Sharon Jochums 1974-5-19 259 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC229432  Abronia umbellata R. F. Hoover 1946-7-24 6248 San Luis Obispo South end of Morro Bay, on sandhills just back of beach Comment
  CAS-BOT-BC229434  Abronia umbellata Katharine Brandegee No date on label s.n. San Luis Obispo Oceano Comment
  UC1285095  Abronia umbellata R. F. Hoover 1946-7-24 6248 San Luis Obispo South end of Morro Bay, just back of beach Morro Bay Comment
  RSA0025948  Abronia umbellata F. W. Peirson 1920-7-29 2324 San Luis Obispo 1 mile S of Pismo Beach. Comment
  RSA0025952  Abronia umbellata Robert F. Thorne 1968-6-7 37755 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  CDA23839  Abronia umbellata subsp. variabilis A. C. Browne 1951-5-29 San Luis Obispo Oso Flaco. 0 Comment
  OBI72351  Acacia longifolia Anthony Baniaga 2010-5-5 172 San Luis Obispo Black Lake Cyn; Callender property; about 30 m E of hwy 1 21 Comment
  CHSC113763  Acacia melanoxylon A. C. Sanders 2011-2-21 38734 San Luis Obispo Central Coast: Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing. 44 Comment
  OBI22794  Acacia melanoxylon Robert J. Rodin 1964-2-11 7036 San Luis Obispo cultivated on Tassajara St near Foothill blvd Comment
  CAS-BOT-BC28748  Achillea millefolium R. F. Hoover 1968-10-1 9698 San Luis Obispo Cuesta-by-the-Sea, south shore of Morro Bay Comment
  OBI31653  Achillea millefolium Smeltzer, Turnquist 1982-5-7 111 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI35383  Achillea millefolium K. A. Nadeau 1983-7-8 38 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad st and Rockview Rd Comment
  OBI4925  Achillea millefolium F. Rush August1957 s.n. San Luis Obispo S. Morro Bay Comment
  OBI50345  Achillea millefolium Tawney Odegard 1985-7-20 46 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi MBKR site is on the left Comment
  UCR160294  Achillea millefolium George K. Helmkamp 2004-4-30 8552 San Luis Obispo Central Coast, about 1.1 mi (airline) SW of Arroyo Grande Ave at 23rd St in Oceano 15 Comment
  SBBG117840  Achillea millefolium J. Olson, R. Root 2000-7-11 San Luis Obispo intersection of Kern and Range Rds; Camp San Luis Obispo 100 Comment
  UC641641  Achnatherum coronatum G. L. Stebbins Jr. 1939-6-20 2881 San Luis Obispo on highway between Pozo and La Panza; La Panza Range 731 Comment
  OBI4327  Achyrachaena mollis William Lester 1969-4-16 163 San Luis Obispo Fish Ranch Rd 457 Comment
  UC29284  Achyrachaena mollis W. H. Brewer 1861-4-9 401 San Luis Obispo low hills at Nipomo Comment
Read comments
Jul 6 2010
  SBBG104242  Acmispon americanus F. L. Johnson, E. A. Young 1993-5-23 ROB 513 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SD129665  Acmispon cytisoides Barbara Ertter, D. Keil, J. Hickman, T. Sholars 1987-4-11 6848 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca. 7 airmiles north of San Simeon, top of north-facing slope ca. 1 mile from Hwy 1 60 Comment
  OBI13216  Acmispon cytisoides Robert F. Hoover 1964-6-7 9003 San Luis Obispo Chris flood Crk Comment
  OBI12960  Acmispon glaber var. glaber Robert F. Hoover 1946-7-21 6240 San Luis Obispo N end of Morro Bay Comment
  OBI13004  Acmispon glaber var. glaber Robert F. Hoover 1966-4-20 9826 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  OBI13006  Acmispon glaber var. glaber Robert F. Hoover 1946-6-28 6199 San Luis Obispo Oak Park district Comment
  OBI59931  Acmispon glaber var. glaber G. F. Hrusa, D. Ragan 1995-6-20 12367 San Luis Obispo Black Butte Research Natural Area; Near summit of Ridge 1 700 Comment
  SEINET7837369  Acmispon glaber var. glaber R. R. Halse 2012-3-26 8434 San Luis Obispo Along State Hwy. 1, ca. 2 miles south of San Simeon, just south of where San Simeon Creek enters the pacific Ocean. 3 Comment
  OBI12994  Acmispon glaber var. glaber Robert F. Hoover 1946-6-2 6113 San Luis Obispo 5 mi SE of Santa Margarita on road to Pozo Comment
  SBBG93542  Acmispon heermannii var. heermannii C. B. Hardham 1957-6-18 2250 San Luis Obispo 1.6 mi W of Bee Rock Comment
  OBI13189  Acmispon heermannii var. orbicularis Lewis S. Rose 1961-4-14 61042 San Luis Obispo Cambria 91 Comment
  OBI56424  Acmispon junceus var. biolettii David J. Keil, Rhonda Riggins 1987-5-11 20155 San Luis Obispo Cuesta Ridge E, ca 6.7 mi from jctn with US 101 along Cuesta Ridge Rd 792 Comment
  OBI13037  Acmispon maritimus var. maritimus F. Rush June1956 81 San Luis Obispo Mt. SLO Comment
  OBI57923  Acmispon micranthus David J. Keil 1998-4-28 26966 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI32650  Acmispon strigosus David J. Keil 1982-5-2 15888 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  OBI56772  Acmispon strigosus David J. Keil 1986-4-13 19174 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  SBBG118249  Acmispon strigosus E. Painter, M. Wetherwax, J. Greenhouse 2001-3-20 CR 146 San Luis Obispo SW of Twin Bridges, above Nacimiento River; Camp Roberts 200 Comment
  UCSB59908  Acourtia microcephala Penkala, B.; Ryan, P. 1987-6-26 San Luis Obispo On E side of Hwy. 229, about 2 mi. N of its junct. with Hwy. 58, NE of Santa Margarita 457 Comment
  UCD128522  Adenophyllum cooperi Geoffrey Levin 1977-5-14 1257 San Luis Obispo San Luis Obispo County: junction of Ivanpah Road and Brant Road, 12.8 miles south of I-15. New York Mountains, Ivanpah Valley drainage area. 1158 Comment
  CDA25687  Adenostoma fasciculatum T. C. Fuller 1962-7-18 9234 San Luis Obispo Head of small canyon west off See Canyon on road to Coon Creek, 5 miles northwest of road junction, at mouth of See Canyon, ca. 8 miles southwest of San Luis Obispo. 0 Comment
  SFV12378  Adiantum jordanii D. L. Koutnik 1978-6-19 537 San Luis Obispo San Bernardo Creek. 91 Comment
  OBI79704  Aeonium haworthii David J. Keil 2012-7-18 31427 San Luis Obispo Pismo Beach. Spyglass Park. 12 Comment
  RSA522596  Agastache urticifolia David J. Keil, Rick Oyler, Lynne Oyler 1986-5-17 19469 San Luis Obispo Santa Margarita Ranch. 3.6 miles S of Santa Margarita along ranch road. Eastern base of Santa Lucia Mountains in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  OBI69462  Agoseris apargioides David J. Keil 2007-10-5 30485 San Luis Obispo Just south of former Cambria Air Force Station along Monte Cristo Place. 170 Comment
  OBI17119  Agoseris grandiflora var. grandiflora F. Rush June1956 125 San Luis Obispo Mt SLO Comment
  CAS-BOT-BC46076  Agoseris heterophylla var. cryptopleura Benj. Cobb 1907-1-1 s.n. San Luis Obispo Near Paso Robles Comment
  OBI17131  Agoseris heterophylla var. cryptopleura Robert F. Hoover 1967-4-8 10377 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  OBI66905  Agoseris heterophylla var. cryptopleura David J. Keil, with Kathleen A. Keil 2001-4-20 29337 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
  OBI17120  Agoseris heterophylla var. heterophylla Robert F. Hoover 1948-3-30 6816 San Luis Obispo Summit between Middle and E branches of Huerhuero Crk Comment
  CAS-BOT-BC13161  Agoseris hirsuta R. F. Hoover 1950-5-30 7937 San Luis Obispo Cambria Comment
  SEINET13723982  Agropyron intermedium D. Keil 1977-8-7 12487 San Luis Obispo Along Los Osos Valley Road at turnoff to Telephone Company Road c. 0.5 mi west of Foothill Blvd. 44 Comment
  UC1778586  Agrostis hooveri G. F. Hrusa 1995-5-28 12229 San Luis Obispo Black Butte Research Natural Area; Common in burned over Pinus attenuata forest on ridge immed. WNW of Peak 2. 600 Comment
  OBI59207  Agrostis pallens Michael Curto 2001-5-31 29520 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  RSA649269  Agrostis pallens Julie Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands. Comment
  SBBG109710  Agrostis pallens C. B. Hardham 1957-6-15 2233 San Luis Obispo Villa Crk Comment
  RSA585657  Ailanthus altissima M. D. Proctor, E. A. Young 1993-4-12 ROB- 401 San Luis Obispo Old homesite on Bee Rock Road. Comment
  CDA1709  Aira caryophyllea G. K. Helmkamp, E. A. Helmkamp 1998-5-19 3879 San Luis Obispo Santa Lucia Range. Southwest of Paso Robles along CA-46 at York Mountain Rd. Comment
  OBI47373  Albizia lophantha David J. Keil 1985-3-26 18475 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  CAS-BOT-BC445456  Alisma triviale R. F. Hoover 1964-8-13 9241 San Luis Obispo Mouth of Osos Creek Comment
  RSA0027688  Allenrolfea occidentalis Greg Wilvert 2005-10-5 531 San Luis Obispo Padrones Canyon. Comment
  PGM7471  Allenrolfea occidentalis Vern Yadon 2005-11-25 San Luis Obispo Cholame Rd 1 mi outside Monterey Co., Cholame Rd 1 mi outside Monterey Co. Comment
  UCSB38743  Allenrolfea occidentalis Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Junction of roads at SE end of Soda Lake, SE of California Valley, 30.8 mi. NW of junction of Westside Hwy. and Soda Lake Rd., Carrizo Plain Comment
  CAS-BOT-BC468906  Allium crispum David D. Keck 1933-5-3 2115 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield, northern San Luis Obispo County Comment
  UC1133804  Allium haematochiton N. K. Carlson 1936-3-20 190 San Luis Obispo 2 miles E of Islay Hill, Quad. Arroyo Grande. Comment
  SEINET196140  Allium haematochiton B. Miossi 1940-3-20 239 San Luis Obispo 1 mi N of San Luis Obispo and 300 yds N of San Luis Creek 69 Comment
  CAS-BOT-BC470931  Allium howellii var. howellii Eben McMillan 1957-4-17 34 -23 San Luis Obispo Low hills at the foot of Caliente Mountain, southern Carrisa Plains. 838 Comment
  CAS-BOT-BC472722  Allium lacunosum var. lacunosum R. F. Hoover 1964-6-13 9102 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  CAS-BOT-BC472724  Allium lacunosum var. lacunosum Clare B. Hardham 1956-5-13 686 San Luis Obispo Black Mountain Highland District Comment
  OBI73448  Allium unifolium David J. Keil, with Mike Mattina 2010-5-31 30796 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  UCR42872  Allium unifolium David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18689 San Luis Obispo 16.5 mi. from Calif. Hwy 1 along San Simeon Creek Road, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  OBI65758  Allophyllum divaricatum D. R. Miller 1995-5-16 595 -579 San Luis Obispo Pine Mt region; this strand is growing along road side on Main Ridge rd. near Bud and Linda's spring rd. junction (Dr's area); Pico Crk drainage 900 Comment
  OBI80293  Alnus rhombifolia Reiff, Nicole, Morgan Mazzocco, Christina Du Mont 2014-11-13 1 San Luis Obispo Located off of San Luis Bay Drive at Avila Woodstone Marketplace: 6675 Bay Laurel Place, Avila Beach. There is an entrance to the Bob Jones Trail to the left of the building where the plant is located on the righthand side of the entrance. 7 Comment
  CAS-BOT-BC13634  Ambrosia acanthicarpa Ernest C. Twisselmann 1954-9-1 1536 San Luis Obispo Temblor Range, Bitterwater Road, 4 miles east of Choice Valley School 518 Comment
  RSA416945  Ambrosia chamissonis Thekla Mohr 1911-1 1931 San Luis Obispo San Luis Obispo. Comment
  SD39983  Ambrosia chamissonis Edith A. Purer 1932-8-28 4839 San Luis Obispo Oceano, open sand dunes Comment
  UCR158436  Ambrosia chamissonis George K. Helmkamp 2004-6-15 8644 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  CAS-BOT-BC61485  Ambrosia chamissonis Ernest C. Twisselmann 1955-10-1 2420 San Luis Obispo Morro Bay sand bars, near park headquarters. Comment
  OBI54495  Ammophila arenaria Todd Wendler 1981-5-19 s.n. San Luis Obispo W of Nipomo .4 mi W of State hwy 1 at Oso Flaco Rd Comment
  OBI31540  Amorpha californica Joy Nishida 1982-6-5 417 San Luis Obispo American Canyon campground 536 Comment
  SBBG107433  Amsinckia C. B. Hardham 1957-4-27 1784 San Luis Obispo eastern foothills of Caliente Mtn Comment
  CAS-BOT-BC222381  Amsinckia douglasiana Ira L. Wiggins 1932-3-20 5794 San Luis Obispo At east end of Cholame Valley Comment
  SEINET12519212  Amsinckia gloriosa C. R. Bell 1952-1 1263 San Luis Obispo 4 miles east of Cholame on Polonio Pass Road Comment
  SEINET12519144  Amsinckia intermedia Alma L. Moldenke, Harold N. Moldenke 1976-1 30462 San Luis Obispo Cambria, off Route 246 Comment
  OBI78998  Amsinckia lycopsoides David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. T29S R17E Section 1. Comment
  OBI25604  Amsinckia menziesii David J. Keil 1981-5-16 14701 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI29247  Amsinckia menziesii David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14540 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  POM280686  Amsinckia spectabilis Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria Comment
  SBBG49298  Amsinckia spectabilis J. Copeland 1974-2-17 1041 San Luis Obispo Grand View Mesa, Nipomo Comment
  UCD119820  Amsinckia tessellata Elise Jackson 1993-4-3 5 San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI59595  Amsinckia tessellata var. tessellata David J. Keil, with V. L. Holland 1999-5-4 28330 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI32633  Ancistrocarphus filagineus David J. Keil 1982-5-2 15919 San Luis Obispo Along Pozo Rd on Rinconada Grade Comment
  JEPS13780  Androsace elongata subsp. acuta W. L. Jepson 1927-4-26 12016 San Luis Obispo Carrizo Plain 670 Comment
  SBBG112584  Anemopsis californica C. B. Hardham 1956-5-1 659 San Luis Obispo near Geneseo School, banks of Huerhuero River Comment
  UC1285332  Anisocarpus madioides R. F. Hoover 1949-5-14 7671 San Luis Obispo above San Simeon; Rocky Butte District Comment
  CAS-BOT-BC102283  Anthemis cotula Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15648 San Luis Obispo Salinas River 5 miles south of Paso Robles 182 Comment
  UCSB8167  Anthemis cotula Haller, John 1966-6-3 San Luis Obispo U.S. Hwy. 101 near Shell Beach, about 10 miles south of San Luis Obispo Comment
  CAS-BOT-BC84625  Anthemis cotula Ernest C. Twisselmann 1954-6-5 1322 San Luis Obispo Soda Lake Road, 1 mile south of Simmler 609 Comment
  SBBG107251  Anthriscus caucalis C. B. Hardham 1956-4-19 464 San Luis Obispo Kiler Cyn, W of Paso Robles Comment
  OBI56883  Antirrhinum kelloggii Jennifer Stone 1986-3-9 4 San Luis Obispo Cuesta Ridge East in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for sfire succession thesis study, Soils Science Dept, Calif Polytechnic State Univ. Site 1 Comment
  OBI31173  Antirrhinum multiflorum Julie M. Vanderwier 1979-5-19 161 San Luis Obispo Indian Knob Tar Sands Comment
  OBI64170  Antirrhinum nuttallianum David J. Keil 2001-7-10 29640 San Luis Obispo Pismo Beach at Boosinger Park, vicinity of intersection of Lemoore and Wadsworth Comment
  CAS-BOT-BC237895  Antirrhinum ovatum Eben McMillan 1952-5-20 126 San Luis Obispo Pinole Springs--10 mi. s., 16 mi. e. Shandon Comment
  RSA601515  Antirrhinum ovatum C. F. Smith 1991-6-25 12215 San Luis Obispo At crest of hill along road between Cuyama Valley and Carrizo Plain, in western part of Caliente Mountain ridge. 1372 Comment
  CAS-BOT-BC237902  Antirrhinum ovatum John Thomas Howell 1948-6-14 24340 San Luis Obispo Headwaters of Bitterwater Creek, north end of Carrizo Plain 609 Comment
  CAS-BOT-BC237904  Antirrhinum ovatum Donald J. Bedell 1965-8-6 113 -1 San Luis Obispo Hills east of the summit of Palo Prieta Canyon 701 Comment
  SBBG118638  Aphanes occidentalis E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 87 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo 160 Comment
  OBI38999  Aphanes occidentalis David J. Keil 1986-3-22 19097 San Luis Obispo 2.7 mi SE of jctn with Shell Crk rd along hwy 58 Comment
  OBI60482  Apium graveolens Larry Kelly, David J. Keil 1988-10-1 255 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG94211  Arbutus menziesii T. J. Ayers, S. Junak 1989-6-22 766 San Luis Obispo powerline rd 0.3 mi SW of intersection with Tassajara Crk Rd, ca. 1.8 mi W of Hwy 101 Comment
  JEPS38887  Arctostaphylos A. E. Wieslander Feb., 1935 San Luis Obispo Cuesta summit Comment
  OBI71475  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28226 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  JEPS98824  Arctostaphylos glandulosa R. F. Hoover 1963-10-26 8607 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  RSA0040400  Arctostaphylos glandulosa subsp. cushingiana LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6299 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
  OBI52033  Arctostaphylos glandulosa subsp. cushingiana Steven A. Junak 1990-4-27 4223 San Luis Obispo Santa Lucia Mts., Cuesta Ridge: W end of Cuesta Ridge Botanical Area, near main road (USFS road #29S11.3) ca. 5.5 mi W of hwy 101 and 0.3 mi W of W boundary sign for the Botanical area. 710 Comment
  RSA43167  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1946-10-26 6529 San Luis Obispo Summits above (SE of ) Cuesta Pass. Comment
  UCSB25942  Arctostaphylos glandulosa subsp. glandulosa Armstrong, E. 1934-4-1 San Luis Obispo 5 miles west of Pozo, U.S.G.S. Pozo Quadrangle 518 Comment
  CDA11463  Arctostaphylos glandulosa var. cushingiana G. F. Hrusa 1995-5-28 12223 San Luis Obispo Black Butte Research Natural Area. WNW flank of Peak 2 approx. 1/2 way to summit. Comment
  OBI62989  Arctostaphylos glauca D. R. Miller 1994-1-14 194 -58 San Luis Obispo Pine Mtn region. Along Ridge rd on E slope of Pine Mt, near Indian Summer camp 900 Comment
  RSA386702  Arctostaphylos glauca Roman Gankin, Lalit Srivastara, Chas. H. Lamonreux 1958-2-6 279 San Luis Obispo Santa Margarita-Creston road, 1 mi. w. of jct. of above road with road to McKittrick via Wells Corner. 9 mi. w. of Creston. Comment
  UCD51477  Arctostaphylos hookeri Roman Gankin; W. R. Russell 1962-2-22 341 San Luis Obispo 1/2 mile east of State Highway 1; 9.4 miles north of entrance to Hearst State Historical Monument; Arroyo de la Cruz; north of San Luis Obispo co. 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
  UC1309692  Arctostaphylos luciana F. H. Raymond 1930-12-20 134 San Luis Obispo one half mi e Cuesta; San Luis Obispo Quadrangle 609 Comment
  JEPS34348  Arctostaphylos luciana Rimo Bacigalupi and L. R. Heckard 1963-4-20 8823 San Luis Obispo along dirt road following ridge (main crest) of range (due sse of Cuesta Pass); Santa Lucia Range 701 Comment
  RSA632957  Arctostaphylos luciana Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24345 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  UCSB28391  Arctostaphylos luciana Hardham, Clare 1969-5-11 San Luis Obispo East of Cuesta Pass Comment
  SD72079  Arctostaphylos morroensis R. F. Hoover 1964-3-16 8653 San Luis Obispo Los Osos Highlands Comment
  HSC77145  Arctostaphylos morroensis Tim Messick 1982-12-21 1858 San Luis Obispo Los Osos, hillside S of Highland Drive, between Roderson Ave. and Bayview Dr. 107 Comment
  SEINET11987263  Arctostaphylos morroensis J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 San Luis Obispo Comment
  CAS-BOT-BC39854  Arctostaphylos obispoensis Jacob Sigg; Elizabeth McClintock; Walter Knight; Irja Knight 1981-3-4 4100 San Luis Obispo From Strybing Arboretum, Golden Gate park, San Francisco, #70-6. Accession data reports plant from arboretum nursery Comment
  JEPS98895  Arctostaphylos obispoensis R. F. Hoover 1964-1-11 8620 San Luis Obispo ridge W of Lopez Canyon Comment
  OBI25341  Arctostaphylos obispoensis David J. Keil, V. L. Holland 1979-12-13 13684 San Luis Obispo Rancho Santa Margarita. just off US 101 on Tassajara Cyn rd Comment
  OBI80687  Arctostaphylos obispoensis D. R. Miller 2015-1-22 115 .1104 San Luis Obispo growing on east side of Ridge rd. at Buckeye & Pine Mt. Mines (east slope Pine Mt.) 946 Comment
  CAS-BOT-BC44414  Arctostaphylos pechoensis J. E. Adams 1935-2-24 995 San Luis Obispo Ridges, southwest of head Davis Canyon, Pecho Hills Comment
  UC549663  Arctostaphylos pechoensis J. E. Adams 1935-2-24 1001 San Luis Obispo head of Davis Canyon Pecho Hills Comment
  UCD53544  Arctostaphylos pechoensis Roman Gankin 1965-3-31 467 San Luis Obispo Ca. 1/2 mile east of road; summit See Canyon. Comment
  UCD53546  Arctostaphylos pechoensis Roman Gankin; W. R. Hildreth 1966-6-8 806 San Luis Obispo Ca. 1/2 mile southwest of summit; See Canyon Road; San Luis Range. Comment
  CAS-BOT-BC44424  Arctostaphylos pilosula R. F. Hoover 1947-2-10 6615 San Luis Obispo Price Canyon Comment
  OBI14551  Arctostaphylos pilosula Robert F. Hoover 1964-2-20 8637 San Luis Obispo Oak Park district, north of Arroyo Grande Comment
  OBI62685  Arctostaphylos pilosula Jason Dart, Cletis England 2003-5-8 D 203 San Luis Obispo Tract 1998, La Canada Rd, Arroyo Grande. The property is on the E side of hwy 101 approx. .3 mi E of Oak Park Blvd. 49 Comment
  RSA43171  Arctostaphylos pilosula subsp. pilosula Robert F. Hoover 1946-10-20 6522 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  RSA1842  Arctostaphylos rudis B. D. Stark 1929-7-16 566 San Luis Obispo 5 miles so. of Arroyo Grande. 60 Comment
  UCD51357  Arctostaphylos tomentosa Roman Gankin; W. R. Russell 1962-2-21 338 San Luis Obispo 1/2 mi east of state hwy 1, 9.4 miles n. of entrance to Hearst Castle. San Luis Obispo County. Comment
  SEINET11989184  Arctostaphylos tomentosa R. Gankin, Hildreth, W. R. 1967-1 1114 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
  UCD97923  Arenaria paludicola Malcolm A. Nobs; S. Galen Smith 1949-6-23 854 San Luis Obispo San Luis Obispo County: Oso Flaco Lake, 4 miles northwest of Guadalupe. Comment
  OBI22526  Aristida adscensionis Robert F. Hoover 1965-5-14 9360 San Luis Obispo East Fork Corral de Piedra Crk Comment
  RSA142434  Aristocapsa insignis Clare B. Hardham 1960-5-13 5681 San Luis Obispo Between San Juan River and Carissa Plains; Paso Robles-Simmler Road Comment
  SEINET245574  Aristocapsa insignis James L. Reveal 1978-6-25 4765 San Luis Obispo Along California Highway 58, 0.6 mile east of San Juan River bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff 533 Comment
  SBBG107816  Armeria maritima subsp. californica C. B. Hardham 1957-11-19 2756 San Luis Obispo Piedras Blancas Comment
  SBBG18388  Arnica discoidea C. B. Hardham 1961-5-17 6828 San Luis Obispo Ocean View Mine, N of Cambria 762 Comment
  OBI7291  Artemisia californica David J. Keil 1976-9-25 11833 San Luis Obispo 1 mi W of Los Osos Valley Rd. along Prefumo Canyon Rd. Comment
  OBI77038  Artemisia dracunculus George Butterworth 2002-5-15 432 San Luis Obispo Chimineas. Carrizo Cyn Wash 20 yds S of Red Rock rd Comment
  CAS-BOT-BC90618  Artemisia dracunculus Ernest C. Twisselmann 1953-9-25 792 San Luis Obispo Palo Prieta Canyon, 6 miles south of Cholame, eastern San Luis Obispo County 518 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
  CAS-BOT-BC97255  Artemisia tridentata subsp. parishii Ernest C. Twisselmann 1968-9-11 14924 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI66609  Artemisia tridentata subsp. parishii David J. Keil 1998-10-9 28166 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  OBI70797  Arthrocnemum subterminale David J. Keil 2009-5-1 30601 San Luis Obispo Morro Bay State Park. Eastern fringe of Morro Bay salt marsh along South Bay Blvd, opposite trailhead parking area (for old cement plant) 0 Comment
  UC1123531  Asclepias eriocarpa A. D. Gifford 1936-5-6 723 San Luis Obispo 1 mi n Parks Ranch; Nipomo Quadrangle Comment
  OBI28726  Asclepias fascicularis David J. Keil 1980-9-18 14216 San Luis Obispo 0.4 mi from Hwy 58 on Shell Crk Rd Comment
  UC566934  Asclepias vestita Herbert L. Mason 1923-6-22 526 San Luis Obispo Santa Margarita Comment
  OBI79869  Asparagus asparagoides David J. Keil, with V. L. Holland 2013-1-11 31540 San Luis Obispo Morro Bay. Lemos Feed and Pet Supply, 1320 Main Street. Along creek between parking lot and on-ramp to California Highway 1 15 Comment
  OBI21248  Asparagus asparagoides David Gleason 1964-3-1 19 San Luis Obispo 2105 Johnson, SLO Comment
  CDA43228  Asphodelus fistulosus Richard R. Halse 2012-3-26 8439 San Luis Obispo Along State Highway 1 at the north edge of Cayucos, by exit 285. Comment
  CAS-BOT-BC65846  Aspidotis carlotta-halliae Clare B. Hardham 1957-4-25 1720 San Luis Obispo Cypress Mt. Comment
  RSA128162  Astragalus asymmetricus Clare B. Hardham 1957-4-14 2273 San Luis Obispo Cottonwood Pass. Comment
  CDA26613  Astragalus asymmetricus T. C. Fuller 1962-7-19 9256 San Luis Obispo Upper Gillis Canyon, ca. 8 air miles east of Shandon. 0 Comment
  SBBG68379  Astragalus curtipes R. Hoffmann 1930-1-28 San Luis Obispo Cambria Comment
  CAS-BOT-BC177792  Astragalus curtipes R. C. Barneby 1954-5-3 11281 San Luis Obispo 5 1/2 mi. e. of Morro 137 Comment
  CAS-BOT-BC177794  Astragalus curtipes Ernest C. Twisselmann 1972-4-1 18600 San Luis Obispo Edna Valley, 0.75 mile southeast of Edna 30 Comment
  RSA492293  Astragalus curtipes W. P. Armstrong 1988-3-31 1290 San Luis Obispo Near summit of See Canyon Road. 305 Comment
  SEINET3416761 Image available Astragalus curtipes Lewis S. Rose 1934-3-27 34106 San Luis Obispo San Luis Obispo. Comment
  UC463206  Astragalus curtipes Roxana S. Ferris 1929-4-15 7645 San Luis Obispo coast road 2 mi n Moro; n of Moro Comment
  UC13344  Astragalus didymocarpus W. H. Brewer 1861-4-11 415 San Luis Obispo Nipomo Comment
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Jul 6 2010
  OBI76666  Astragalus didymocarpus var. didymocarpus Jason Dart, Meg Perry 2008-4-14 305 San Luis Obispo Temblor Range, Palo Prieto Conservation Bank, Still Parcel, 0.6 mi ESE of Twisselmann Lake 713 Comment
  CAS-BOT-BC182628  Astragalus didymocarpus var. milesianus R. F. Hoover 1969-4-22 11256 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  UC1392683  Astragalus didymocarpus var. milesianus R. F. Hoover 1969-4-22 11256 San Luis Obispo e Morro Bay (San Bernardo Creek); e of Morro Bay, San Bernardo Creek Comment
  RSA18247  Astragalus didymocarpus var. milesianus C. B. Wolf 1929-4-15 3601 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  CAS-BOT-BC182903  Astragalus douglasii R. F. Hoover 1947-4-20 6985 San Luis Obispo Near El Dorado School Comment
  JEPS99247  Astragalus douglasii Clare B. Hardham 1959-5-20 4573 San Luis Obispo Sierra Redondo Santa Lucia Mountains Comment
  POM307958  Astragalus douglasii Lyman Benson 1963-5-4 16258 San Luis Obispo Seaback Ranch, 1/2 mile above ranch house; 2 miles northeast of Caliente Mountain. Alt. 2500 ft. Comment
  RSA639009  Astragalus douglasii Michael A. Vincent 1999-6-11 8609 San Luis Obispo At Shandon Rest Stop along Ca 1/46, 1.1 miles south of Chalome Creek bridge, and 5.5 miles south of Rt. 41/46 split. Comment
  OBI77446  Astragalus douglasii var. douglasii David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29311 San Luis Obispo Camp Roberts. Boy Scout Road near Nacimiento River. Vicinity of 35 deg. 45.814'N x 120 deg. 50.784'W Comment
  CAS-BOT-BC178235  Astragalus gambelianus R. F. Hoover 1952-5-6 8151 San Luis Obispo East of Atascadero on Creston Road, just east of pump station. Comment
  JEPS86725  Astragalus lentiginosus var. nigricalycis Paul Sugnet 1988-3-4 San Luis Obispo near Soda Lake Road (Carrizo Plains); Wells Ranch Quad., Carrizo Plains 640 Comment
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Aug 4 2007
  SBBG108016  Astragalus lentiginosus var. nigricalycis C. B. Hardham 1957-4-4 1929 San Luis Obispo Tierra Redonda Comment
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Mar 21 2020
  SFV15653  Astragalus lentiginosus var. nigricalycis I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 355 San Luis Obispo Carrizo Plain South end of Carrizo Plain. 10.2 miles north on Soda Lake Road from junction with Highway 166. Berm and open field adjacent to recently flooded area. 793 Comment
  OBI13323  Astragalus menziesii Robert F. Hoover 1947-3-8 6660 San Luis Obispo Near Piedras Blancas Point Comment
  JEPS34369  Astragalus nuttallii Rimo Bacigalupi and L. R. Heckard 1963-4-21 8844 San Luis Obispo ca 6.5 mi nw Point San Luis (among rocks jutting out of coastal terrace at Lion Rock, between Crowbar Canyon and Diablo Canyon); btwn Crowbar Canyon and Diablo Canyon, Lion Rock 22 Comment
  SD40234  Astragalus nuttallii Edith A. Purer 1940-8-2 7988 San Luis Obispo Sand dunes,Oso Flaco Lake. Comment
  UCR28942  Astragalus nuttallii David J. Keil 1981-5-25 14780 San Luis Obispo Central Coast, N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1. Comment
  RSA0006832  Astragalus nuttallii H. D. Ripley, R. C. Barneby 1954-5-2 11274 San Luis Obispo Cambria. Comment
  SD43599  Astragalus nuttallii Darley F. Howe 1948-5-17 1809 San Luis Obispo Coast. Comment
  UC1043513  Astragalus nuttallii E. K. Balls 1954-1-8 18720 San Luis Obispo Comment
  CAS-BOT-BC186535  Astragalus nuttallii var. nuttallii R. F. Hoover 1964-8-14 9251 San Luis Obispo Jack Lake Comment
  UC83184  Astragalus nuttallii var. nuttallii T. Brandegee June 1888 San Luis Obispo San Simeon Comment
  CAS-BOT-BC186548  Astragalus nuttallii var. nuttallii Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch Comment
  SBBG124145  Astragalus oxyphysus D. Wilken with E. 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 249 Comment
  SJSU3291  Astragalus oxyphysus C. W. Sharsmith 1961-4-21 6860 San Luis Obispo edge of Carrizo Plain, base of Temblor Range c. 4 mi NW of Crocker Comment
  UCD105154  Astragalus oxyphysus K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: 9 miles southeast of Simmler. 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
  UCR61744  Astragalus trichopodus subsp. leucopsis George K. Helmkamp 1990-4-1 s.n. San Luis Obispo Cuyama Valley, State Hwy 166, 12 mi west of New Cuyama 503 Comment
  UC57476  Astragalus trichopodus var. lonchus J. H. Barber 1899-5-22 San Luis Obispo near Morro; near Morro Comment
  CAS-BOT-BC199099  Astragalus trichopodus var. phoxus John Thomas Howell; Alice Eastwood 1937-4-30 4150 San Luis Obispo Huasna district Comment
  OBI65037  Athysanus pusillus Greg Wilvert 2005-4-14 224 San Luis Obispo SE half of the Caliente Range. 2 km SSW of Lawson Spring 959 Comment
  CAS-BOT-BC17578  Athysanus pusillus Clare B. Hardham 1956-3-4 164 San Luis Obispo Santa Lucia Mountains. Atascadero. Paradise Valley. Comment
  OBI82583  Athysanus unilateralis David J. Keil, Lynne Dee Althouse and Shannon Henke 2016-2-26 33505 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 610 Comment
  UC2027052  Atriplex canescens Greg Wilvert 2005-5-4 385 San Luis Obispo Southeast Half of the Caliente Range: Canyon to the E of Quail Canyon Comment
  CAS-BOT-BC172615  Atriplex coronata Ernest C. Twisselmann 1956-6-7 2900 San Luis Obispo San Juan Valley at McCornack Ranch 426 Comment
  SEINET3931246  Atriplex coronata Robert E. Preston 1998-6-17 1147 San Luis Obispo 1.3 mi E of Simmler, on N side of Hwy 58, ca. 300 ft. N of road. Simmler 7.5' quad.; 0 634 Comment
  RSA43041  Atriplex lentiformis Robert F. Hoover 1946-9-14 6391 San Luis Obispo Shandon. Comment
  SBBG112709  Atriplex leucophylla C. B. Hardham 1957-11-2 2714 San Luis Obispo mouth of Old Crk Comment
  CAS-BOT-BC176578  Atriplex polycarpa R. F. Hoover 1952-11-2 8281 San Luis Obispo Southern part of Carrizo Plain, at north base of Caliente Mt. Comment
  OBI17284  Atriplex polycarpa Robert F. Hoover 1952-11-2 8281 San Luis Obispo S part of Carrizo Plain, at N base of Caliente Mt Comment
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Jul 20 2013
  OBI77927  Atriplex polycarpa Craig Woods 1978-3-26 10 San Luis Obispo Carrizo Plain, N end of Soda Lake 579 Comment
  OBI59725  Atriplex serenana George Butterworth 1997-11-7 187 San Luis Obispo T31S, R20e, S29. Beside Soda Lake Rd at Simmler Rd Comment
  OBI57730  Atriplex spinifera David J. Keil 1998-8-19 27995 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). 585 Comment
  CAS-BOT-BC170090  Atriplex vallicola R. F. Hoover 1952-5-25 8238 San Luis Obispo South end of Soda Lake, Carrizo Plain. Comment
  OBI28847  Atriplex vallicola David J. Keil, Melissa Luckow,, Richard A. Pimentel, And Rhonda Riggins-Pimentel 1981-4-24 14470 San Luis Obispo Road at S end of Soda Lake, ca. 1/4 mi E of Soda Lake Rd Comment
  CAS-BOT-BC146085  Avena barbata John Thomas Howell 1964-6-29 40785 San Luis Obispo Cambria. Comment
  OBI75497  Avena barbata Jenner Whitt 2003-4-21 64 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 Comment
  CHSC36060  Avena fatua Paul Bailey 1972-4-22 104 San Luis Obispo 15 miles E of Cambria near Hwy 46, Lucia Range (coastal mtns). 182 Comment
  RSA122665A  Avena sativa C. M. Belshaw 1936-3-21 1766 San Luis Obispo 1.7 miles S.E. of Cayucos 122 Comment
  CAS-BOT-BC98690  Baccharis douglasii Ernest C. Twisselmann 1955-10-1 2427 San Luis Obispo Sand dunes at southwest end of Morrow Bay 4 Comment
  OBI16985  Baccharis glutinosa Robert F. Hoover 1967-10-7 10880 San Luis Obispo Oso Flaco Lake Comment
  UCR131919  Baccharis glutinosa George K. Helmkamp 2003-9-8 8127 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  OBI51964  Baccharis pilularis Larry Kelly, David J. Keil 1988-10-1 292 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  CAS-BOT-BC99748  Baccharis salicifolia R. F. Hoover 1946-10-20 6514 San Luis Obispo Upper Huasna River just below confluence of Arroyo Seco Comment
  SEINET8075527  Baccharis salicifolia Jeffrey Butterworth, Lacey Knuttila 2014-2-25 3 San Luis Obispo Cal Poly campus. Poly Canyon Rd 3 m from outside of gate on south side of dirt road.; 0 Comment
  UCR97553  Barbarea verna George K. Helmkamp, E. A. Helmkamp 1997-3-8 1435 San Luis Obispo NE of Los Osos. 4.5 mi. north of Los Osos Valley Rd on Turri Rd. 30 Comment
  OBI67014  Bellardia trixago D. R. Miller 1994-6-1 694 -393 San Luis Obispo Pine mt Region. In rd way on W, NW slope of Pine Mtn Rd near 'Rose patch'; Marmolejo Crk drainage 914 Comment
  UCD110436  Bergia texana Ernest C. Twisselmann 1962-7-12 7427 San Luis Obispo San Luis Obispo County: Summit of Palo Prieta Canyon. 609 Comment
  OBI37400  Berula erecta Eric Wise 1983-10-16 1807 San Luis Obispo Ortega Spring. One mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo prieta Cyn. 2 collections one at Srping with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI45019  Bidens pilosa David J. Keil 1976-10-28 11870 San Luis Obispo Campus, Cal Poly State Univ Comment
  CAS-BOT-BC105998  Blennosperma nanum var. nanum Clare B. Hardham 1958-2-16 2831 San Luis Obispo About 1 miles south west of Geneseo School Comment
  RSA0027872  Blepharizonia laxa Greg Wilvert 2005-8-6 509 San Luis Obispo Southeast half of the Caliente Range: 0.8km NE of Wells Spring. 863 Comment
  UC1133859  Bloomeria crocea H. C. Lee 1936-4-20 568 San Luis Obispo 2 mi. w. Slide Hill; Arroyo Grande Quad. Comment
  RSA0117161  Bloomeria crocea Saul Pacheco 2014-5-27 02 San Luis Obispo Stenner Creek Road, Cal Poly-On the South side of the road adjacent to the iron fence and down the trail. Comment
  OBI21266  Bloomeria humilis Robert F. Hoover 1955-6-14 8357 San Luis Obispo 2 mi N of Arroyo de la Cruz on state hwy 1 Comment
  OBI75685  Bloomeria humilis Robert F. Hoover 1951-6-15 8060 San Luis Obispo Mouth of Arroyo de la Cruz Comment
  UC1146320  Bolboschoenus maritimus R. F. Hoover 1964-7-11 9165 San Luis Obispo Edna Marsh Comment
  OBI5046  Bolboschoenus maritimus subsp. paludosus Robert J. Rodin 1956-5-20 6066 San Luis Obispo At S end of Morro Bay Comment
  UCSB70221  Bolboschoenus robustus Ferren, Wayne; Hamilton, Jason 1993-7-19 San Luis Obispo Los Osos Creek. Comment
  SBBG125793  Bowlesia incana T. Fitanides with A. Baniaga 2010-2-28 7 San Luis Obispo Tierra Redonda Mtn 369 Comment
  UC463198  Bowlesia incana Roxana S. Ferris 1929-4-16 7677 San Luis Obispo 8 mi n of Cayucos Comment
  OBI42266  Bowlesia incana David J. Keil, V. L. Holland 1986-5-26 19598 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  OBI75503  Bowlesia incana Jenner Whitt 2003-4-14 55 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  CAS-BOT-BC420329  Boykinia occidentalis R. F. Hoover 1947-8-17 7384 San Luis Obispo Ravine just north of San Carpoforo Creek. Comment
  OBI9788  Boykinia occidentalis Robert F. Hoover 1947-8-17 7384 San Luis Obispo Ravine just N of San Carpoforo crk Comment
  RSA265693  Boykinia occidentalis C. W. Tilforth, W. Wisura 1977-8-12 1433 San Luis Obispo 8 miles N of Point Piedras Blancas along Hwy 1. Comment
  CAS-BOT-BC29998  Brassica napus Ernest C. Twisselmann 1956-4-30 2727 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern SLO County. 670 Comment
  OBI35410  Briza minor Helen Jones 1982-8-7 45 San Luis Obispo Piedras Blancas Point Comment
  SJSU10467  Briza minor R. L. Fisher 1959-5-17 San Luis Obispo coastal bluff, Cambria Pines Comment
  SBBG110204  Brodiaea jolonensis C. B. Hardham 1956-5-22 755 San Luis Obispo Atascadero Ranch Comment
  OBI59049  Bromus David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trl from Horse Camp to Manzanita Trl Comment
  CDA43356  Bromus arenarius David J. Keil, Matt Ritter, George Butterworth, Jepson Herbarium Weekend Workshop participants 2012-4-2 31284 San Luis Obispo Carrizo Plains Ecological Preserve; Chimineas Ranch (California Department of Fish and Game), canyon west of ranch headquarters. 0 Comment
  UC1873062  Bromus arizonicus David Keil 2003-5-15 30179 San Luis Obispo Crabtree development site. Santa Lucia Mountains. NW of Cuesta Pass, W of Hwy 101. Comment
  OBI57935  Bromus carinatus var. carinatus David J. Keil, with V. L. Holland 1999-6-9 28362 San Luis Obispo Camp Roberts. In area with approximate 100 m radius of intersection of F1 Road and D34 Road (ca. 35 deg. 44.734'N x 120 deg. 50.118'W) 366 Comment
  CAS-BOT-BC155745  Bromus diandrus David D. Keck 1933-5-5 2189 San Luis Obispo Morro Bay. Odd Fellows Cemetery. Comment
  OBI75858  Bromus diandrus Al Lindholm 1971-4-24 211 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. 1/2 mi SE of Geode Mtn Comment
  UCSB70495  Bromus diandrus Keil, David; Keil, Kathleen 2002-3-29 San Luis Obispo Lopez Reservoir; Local on south- facing grassy slope Comment
  CAS-BOT-BC155738  Bromus diandrus Clare B. Hardham 1957-4-2 1608 San Luis Obispo Santa Lucia Mountains. WIllows Creek. Comment
  OBI17419  Bromus diandrus LynneDee Althouse 1977-5-22 97 San Luis Obispo Wolfe's Horse Ranch, Near San Luis High School 137 Comment
  UCR42850  Bromus frondosus David J. Keil 1985-5-4 18737 San Luis Obispo Central Coast, south end of Morro Bay around Sweet Springs marsh Comment
  OBI5530  Bromus hordeaceus Sharon Jochums 1974-4-10 124 San Luis Obispo W of hwy 1 on Point San Simeon Comment
  RSA0037446  Bromus hordeaceus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6330 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
  LA105465  Bromus hordeaceus Barry A. Prigge; 1989-3-19 8600 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2.6-2.8 mi. upstream from State Highway 1, ca. 4.5 mi. E of Morro Bay 100 Comment
  OBI19853  Bromus hordeaceus Walter F. Chesebro 1978-5-6 118 San Luis Obispo Soda Lake 610 Comment
  OBI8403  Bromus hordeaceus LynneDee Althouse 1977-4-12 41 San Luis Obispo On Wolfe's horse ranch, near San Luis High School 130 Comment
  UC1131021  Bromus laevipes H. C. Lee 1937-6-1 1023 San Luis Obispo 1 1/2 mi w of Paso Robles 381 Comment
  CAS-BOT-BC162303  Bromus madritensis Ernest C. Twisselmann 1955-5-9 1956 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 670 Comment
  OBI22369  Bromus madritensis subsp. madritensis Russell Gorman 1956-5-17 60 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  JEPS86549  Bromus madritensis subsp. rubens Roy E. Buck 1988-3-28 843 San Luis Obispo 28 air km ese of Atascadero (n end of La Panza Range, canyon of Shell Creek, just above (s of) Fernandez Creek confluence); La Panza Range 426 Comment
  OBI22402  Bromus madritensis subsp. rubens Eben McMillan 1952-5-2 86 San Luis Obispo Choice Valley- 1 mi S, 8 mi E of Shandon Comment
  RSA0028858  Bromus orcuttianus David J. Keil, Art Webster 1984-4-29 18202 San Luis Obispo Mixed evergreen forest in canyon bottom of Lopez Widerness Area. Comment
  OBI22387  Bromus pseudolaevipes Robert D. Page 1962-5-5 95 San Luis Obispo About 4 mi up Chorro Crk Cyn Comment
  CAS-BOT-BC161763  Bromus rubens R. F. Hoover 1964-4-14 8710 San Luis Obispo San Luis Obispo. Comment
  OBI2623  Bromus sitchensis Larry E. Brown 1971-4-4 1924 San Luis Obispo In Perfumo Cyn near San Luis Obispo Comment
  OBI3132  Bromus sitchensis Larry E. Brown 1971-5-8 1984 San Luis Obispo Coon Crk in Montana de Oro State Park Comment
  OBI2825  Bromus sitchensis Larry E. Brown 1971-6-14 2033 San Luis Obispo Along state rte 46 between Templeton and Cambria Comment
  OBI59124  Bromus sterilis David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26792 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  OBI79706  Cakile maritima David J. Keil 2012-7-18 31421 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, south of Pier Ave. 3 Comment
  OBI81012  Cakile maritima Alex Duquette 2015-4-26 2 San Luis Obispo Morro Creek Outlet and Morro Beach Strand. Comment
  RSA484567  Cakile maritima var. maritima Paul C. Silva 1947-3-31 1224 San Luis Obispo Piedras Blancas. Comment
  UCD100139  Calandrinia breweri G. F. Hrusa 1995-5-28 12195 San Luis Obispo San Luis Obispo County: Black Buttes Research Natural Area, along Ridge 4. 600 Comment
  UC1136636  Calandrinia ciliata H. C. Lee 1936-2-27 430 San Luis Obispo 1/2 mi se Los Berros; Arroyo Grande Quadrangle Comment
  UCD100143  Calandrinia ciliata A. S. Albert 1932-3-1 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  UCR140140  Calandrinia ciliata George K. Helmkamp 2004-2-17 8295 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd, 0.2 mi east of Mesa View Dr (Calif. Hwy 1) 76 Comment
  OBI73392  Calendula arvensis David J. Keil 2010-3-23 30669 San Luis Obispo Campus, California Polytechnic State University, San Luis Obispo. Along dirt road bordering agricultural fields between Crops Unit and Stenner Creek 87 Comment
  CAS-BOT-BC167328  California macrophylla Ernest C. Twisselmann 1955-4-26 1894 San Luis Obispo Head of Bitterwater Creek, Pinole Ranch 701 Comment
  OBI65782  Callitriche trochlearis D. R. Miller 1994-4-22 494 -226 San Luis Obispo Pine mt Region. Form water pockets in the Upper Meadows off of Ridge rd; Pico Crk drainage 899 Comment
  SBBG107744  Calochortus C. B. Hardham 1960-6-1 5981 San Luis Obispo Pine Mtn Comment
  UC454391  Calochortus albus I. J. Condit 1910-6-4 San Luis Obispo Pettit Canyon San Luis Obispo Comment
  OBI49956  Calochortus argillosus David Keil 1979-7-1 13125 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon road. Comment
  OBI69804  Calochortus clavatus D. R. Miller 1993-5-29 593 -22 San Luis Obispo PIne Mt Region, on grassy ridge W of Pico falls 549 Comment
  UC337932 Image available Calochortus clavatus J. G. Lemmon Jun 1878 San Luis Obispo near San Luis Obispo; ; near San Luis Obispo Comment
  UC1927796  Calochortus clavatus subsp. pallidus David Keil 1998-6-30 27889 San Luis Obispo Caliente Range. Selby Rd., 4.6 road miles S of junction with Soda Lake Rd., 1.2 miles S of turnoff to Selby Camp. Comment
  UC1296325  Calochortus clavatus var. pallidus R. F. Hoover 1955-6-30 8362 San Luis Obispo Pozo-Simmler road Summit of La Panza Range Comment
  SBBG57703  Calochortus luteus J. R. and R. C. Robbins 1932-6-9 San Luis Obispo 10 mi inland from Cayucos 304 Comment
  SEINET5097368  Calochortus simulans Unknown 1997-5-28 s.n. San Luis Obispo 1 mi.W of Navajo Campground where road to campground meets Black Mt. road. Comment
  UC1927790  Calochortus splendens David Keil 1998-6-30 27888 San Luis Obispo Caliente Range. Selby Rd., 4.6 road miles S of junction with Soda Lake Rd., 1.2 miles S of turnoff to Selby Camp. Comment
  OBI083624  Calochortus venustus Melissa Mooney 2016-5-18 1608 San Luis Obispo East side of Adelaida Rd. between Stag's Leap Way and Hidden Mtn. rd.; 35.656389 -120.776389 521 Comment
  CAS-BOT-BC496847  Calochortus venustus Mrs. R. W. Summers 1882-6-10 844 San Luis Obispo San Luis + O'sos Valleys Comment
  CAS-BOT-BC496849  Calochortus venustus Alice Eastwood; John Thomas Howell 1936-5-9 2367 San Luis Obispo 6 miles nw. of Adelaida Comment
  UCSB57250  Calochortus venustus Ryan, P.; Callaway, R. 1987-5-14 San Luis Obispo Creston Rd., 0.75 miles north of jct. Hwy 58., about 5 mile north of Santa Margarita, east side of road 457 Comment
  UC1285316  Calycadenia truncata R. F. Hoover 1957-8-28 8398 San Luis Obispo above San Simeon (between Rocky Butte and Pine Mt.) Comment
  OBI49781  Calycadenia truncata D. R. Miller 1989-8-17 889 -1 San Luis Obispo Pine Mt, E slope, along water trl from Geo's pond 610 Comment
  CAS-BOT-BC106068  Calycadenia villosa Joseph Trimble Rothrock 1876-1-1 243 San Luis Obispo San Simeon Bay - E. Palmer Mts. Comment
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Nov 15 2020
  OBI76690  Calycadenia villosa Jason Dart 2006-6-9 283 San Luis Obispo At the confluence of Lake Nacimiento and Dip Crk, W of the Heritage Ranch residential development 305 Comment
  JEPS112723  Calyptridium monandrum Dean W. Taylor 1994-6-16 14399 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.) 112 Comment
  SBBG12661  Calyptridium monandrum C. B. Hardham 1960-4-13 5420 San Luis Obispo Tierra Redonda 243 Comment
  CAS-BOT-BC221395  Calystegia macrostegia subsp. cyclostegia Alice Eastwood 1926-4-29 13659 San Luis Obispo Cambria Comment
  OBI77144  Calystegia macrostegia subsp. cyclostegia David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15873 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCR42924  Calystegia macrostegia subsp. cyclostegia David J. Keil, R. R. Pimentel, R. A. Pimentel, D. R. Miller 1985-4-27 18655 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  OBI28425  Calystegia soldanella Karin Long 1982-4-3 San Luis Obispo On the Primary Dunes - Morro Bay sand spit at the southern end of Shark Inlet Comment
  UC1123629  Calystegia soldanella B. Bolt 1936-3-28 650 San Luis Obispo s end Morro Bay; Cayucos Quad., s end Morro Bay Comment
  CDA34288  Calystegia subacaulis subsp. episcopalis David J. Keil 2001-5-3 29397 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  OBI57549  Calystegia subacaulis subsp. episcopalis David J. Keil 1998-5-18 27304 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  POM96524  Camissonia boothii subsp. decorticans P. A. Munz 1926-4-8 10120 San Luis Obispo Paso Robles. Comment
  JEPS101952  Camissonia campestris subsp. campestris Dean Wm. Taylor with Roy Buck 1989-3-21 10176 San Luis Obispo South end of Soda Lake, 0.2 miles E of junction of Soda Lake Road with Simler Road 585 Comment
  OBI58328  Camissonia campestris subsp. campestris David J. Keil 1998-5-20 27329 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  SBBG46662  Camissonia campestris subsp. campestris L. W. Edge 1973-4-11 292 San Luis Obispo near Shell Crk, St Hwy 58 Comment
  RSA120666A  Camissonia campestris subsp. obispoensis Clare B. Hardham 1958-5-7 3240 San Luis Obispo Santa Lucia Mountains: Bee Rock. Comment
  UCR16387  Camissonia cheiranthifolia K. A. Lamb 1968-5-4 4 San Luis Obispo Central Coast, Morro Bay, road to Morro Rock Comment
  RSA454015  Camissonia cheiranthifolia subsp. cheiranthifolia Thekla Mohr 1911-1 2715 San Luis Obispo San Luis Obispo. Comment
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Dec 14 2019
  UCR87266  Camissonia ignota George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, south end of Morro Bay & SW of Baywood Park 9 Comment
  SEINET3929354  Camissonia ignota David Keil 1998-4-14 26732 San Luis Obispo Los Padres National Forest; hills N of Cuyama River, near Adobe trailhead; 6.3 mi. NE of junction with Tepusquet Canyon Rd on Hwy. 166.; 0 Comment
  RSA614568  Camissonia micrantha George K. Helmkamp, E. A. Helmkamp 1997-3-8 1432 San Luis Obispo Along CA-58 just W of Navajo Creek (W of Carrizo Plain) 564 Comment
  RSA449045  Camissonia ovata Dana Krempels 1981-3-15 8 -DK San Luis Obispo San Simeon Acres, 50 m south of Highway 101, 300 m east of Pico Creek mouth Comment
  RSA113591  Camissonia palmeri Harlan Lewis, H. J. Thompson 1954-4-11 1635 San Luis Obispo Temblor Range, Elkhorn Valley Road, south of Crocker Grade Comment
  OBI35297  Camissoniopsis cheiranthifolia Melody Dickens 1980-7-4 35 San Luis Obispo Morro rock, Morro Bay Comment
  OBI35312  Camissoniopsis cheiranthifolia Helen Jones 1981-4-4 58 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC160290  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-13 9092 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  CAS-BOT-BC160310  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Mrs. E. C. Van Dyke 1928-7-1 s.n. San Luis Obispo Pismo Comment
  LA211684  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Mark A. Elvin; 2014-9-16 7625 San Luis Obispo SANTA MARIA RIVER VALLEY, Guandalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, ca. 250 meters from Pacific Ocean. 9.0 Comment
  CAS-BOT-BC160316  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Clare B. Hardham 1957-11-2 2696 San Luis Obispo Mouth of Old Creek Comment
  OBI56931  Camissoniopsis hirtella G. F. Hrusa, P. Ward, S. Harrison, M. Andrews, S. Schoenig 1998-6-6 14477 San Luis Obispo South coast ranges. Santa Lucia Mts. Fort Hunter-Liggett Military Reservation. Nacimiento River bed wash in immed vicinity of rd crossing 300 Comment
  UCD103457  Camissoniopsis hirtella G. F. Hrusa 1998-4-25 14198 San Luis Obispo San Luis Obispo County: La Panza Range. 640 Comment
  OBI47563  Camissoniopsis hirtella David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19227 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58 Comment
  JEPS31770  Camissoniopsis ignota W. L. Jepson 1927-5-30 12159 San Luis Obispo Cuyama Valley 457 Comment
  OBI58549  Camissoniopsis micrantha David J. Keil 1998-3-27 26485 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI65635  Camissoniopsis micrantha G. F. Hrusa, D. Ragan 1999-4-21 15013 San Luis Obispo Oceano Dunes., immed W of Callender Rd 107 Comment
  OBI63018  Cardamine David J. Keil 2001-3-13 29173 San Luis Obispo San Luis Obispo. End of South Street at San Luis Creek Comment
  CAS-BOT-BC37649  Cardamine californica R. F. Hoover 1948-2-9 7415 San Luis Obispo Poly Canyon. (Brizzolara Creek of U.S. H. S. map). Comment
  OBI15053  Cardamine californica Robert F. Hoover 1947-3-1 6628 San Luis Obispo Cambria Comment
  OBI23275  Cardamine californica J. T. Arnold 1965-4-17 61 San Luis Obispo 1.25 mi E of Indian Knob Comment
  UCR115574  Cardamine californica var. integrifolia George K. Helmkamp, E. A. Helmkamp 2000-4-20 5398 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  OBI56315  Cardamine hirsuta David J. Keil 1999-3-14 28213 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. Comment
  OBI24072  Cardionema ramosissimum Janice M. Toyoshima 1979-4-21 A 5 b San Luis Obispo S of Morro Bay Comment
  OBI32976  Carduus tenuiflorus David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16996 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  CAS-BOT-BC19398  Carex bolanderi R. F. Hoover 1964-6-7 8995 San Luis Obispo San Carpoforo Creek just above Windy Point. Comment
  SBBG59288  Carex cusickii R. Hoffmann 1930-4-18 San Luis Obispo Arroyo Grande Comment
  UC1153403  Carex globosa R. F. Hoover 1964-5-15 8887 San Luis Obispo s San Carpoforo Creek; Pine Top Mt. Comment
  CAS-BOT-BC20408  Carex globosa Clare B. Hardham 1960-4-2 5281 San Luis Obispo Santa Lucia Mountain. Black Mountain, Route 41. 579 Comment
  SBBG18060  Carex gracilior C. B. Hardham 1957-4-19 1800 San Luis Obispo Santa Rita Ranch, York Mtn, W of Templeton Comment
  CAS-BOT-BC21851  Carex harfordii John Thomas Howell 1964-6-29 40728 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria. Comment
  OBI60789  Carex harfordii David J. Keil 1991-5-18 21561 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  UC1928095  Carex lanuginosa David Keil, Dave Hacker 2005-6-24 30402 San Luis Obispo Ca. 2 miles n of Arroyo de la Cruz along Highway 1, north of San Simeon near coast Comment
  CAS-BOT-BC26332  Carex obispoensis Alice Eastwood; John Thomas Howell 1936-5-7 2271 San Luis Obispo Serrano Canyon near San Luis Obispo 152 Comment
  RSA0000223  Carex obispoensis Alice Eastwood, John Thomas Howell 1936-5-7 2271 San Luis Obispo Boggy slope on serpentine, Steiner Creek near San Luis Obispo. 152 Comment
  SBBG96260  Carex praegracilis C. F. Smith 1961-3-23 6352 San Luis Obispo near small lake in Dune Lakes, S of Oceano Comment
  UCSB51266  Carex praegracilis Ferren, Wayne 1984-4-18 San Luis Obispo Upper Campground Area; San Simeon State Beach 60 Comment
  OBI52050  Carex serratodens Larry Kelly, Janet Haden 1988-5-26 224 San Luis Obispo Above Laguna Lake Park Comment
  SEINET5786864 Image available Carex serratodens Marcus E. Jones 1882-1 3235 San Luis Obispo San Luis Obispo Comment
  OBI82556  Carex spissa David J. Keil, with Bill Waycott et al. 2015-1 San Luis Obispo Comment
  OBI6168  Carpobrotus chilensis D. Waive Stager 1972-8-14 30 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI35505  Carpobrotus chilensis S. M. Inman 1983-4-25 5 San Luis Obispo Pecho Study Site, Los Osos; Half mile south on Pecho Valley Rd past junction of Pecho Rd. Right on dirt road after 'deer' sign to south of dirt road 49 Comment
  OBI80965  Carpobrotus edulis Byron Barrientos, Liam Pestrella, Christian Parong 2015-4-26 1 San Luis Obispo Oceano Dunes Comment
  JEPS7407  Castilleja R. F. Hoover 1951-3-4 8033 San Luis Obispo between Pismo Beach and Oceano Beach Comment
  OBI9692  Castilleja affinis Aart C. DeVos 1963-3-31 47 San Luis Obispo Poly Cyn, N slope Comment
  SBBG18370  Castilleja affinis C. B. Hardham 1963-4-8 10606 San Luis Obispo Lopez Cyn Comment
  RSA0051711  Castilleja affinis W. M. Arbaugh 1968-5-7 193 San Luis Obispo See Canyon. Comment
  JEPS57301  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-14 1879 San Luis Obispo just n Montana de Oro State Park (s of Morro Bay) Comment
  UCSB49306  Castilleja affinis subsp. affinis Howald, Ann 1984-3-11 San Luis Obispo Near Callender Switching Station Comment
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Nov 5 2014
  OBI32974  Castilleja ambigua subsp. insalutata David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16994 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  SJSU11534  Castilleja attenuata J. E. Fries 1965-4-16 San Luis Obispo 5 mi E of Paso Robles Comment
  UC1315018  Castilleja attenuata R. F. Hoover 1967-4-20 10487 San Luis Obispo 2 mi nw Creston Comment
  UC1315034  Castilleja attenuata R. F. Hoover 1967-4-8 10367 San Luis Obispo 18 mi se Creston (on La Panza road (Cammatti-Navajo divide)) Comment
  OBI58880  Castilleja brevistyla David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27381 San Luis Obispo Caliente Range, 3.7 mi. from junction with Soda Lake Rd. on Selby Rd. 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
  OBI74410  Castilleja exserta subsp. exserta Theo Fitanides, Anthony Baniaga 2010-4-23 129 San Luis Obispo Tierra Redonda Mtn BLM ACEC 472 Comment
  SBBG7086  Castilleja exserta subsp. exserta E. R. Blakley 1960-7-2 3508 San Luis Obispo 0.25 mi W of Oso Flaco Lake Comment
  UCR163775  Castilleja exserta subsp. exserta George K. Helmkamp, E. A. Helmkamp 2005-3-30 9276 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
  UCSB46311  Castilleja exserta subsp. exserta Gribble, Nancy 1983-4-15 San Luis Obispo On east side of State Highway 1; 6 miles NW of Guadalupe; on Nipomo Mesa; southcoast of San Luis Obispo Co 30 Comment
  JEPS15115  Castilleja foliolosa W. A. Peterson 1937-4-26 749 San Luis Obispo 3 mi se La Panza Ranch; La Panza Quad. 579 Comment
  OBI58878  Castilleja foliolosa David J. Keil, with Kathleen A. Keil 1998-5-26 27451 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  CAS-BOT-BC38208  Caulanthus anceps Alice Eastwood; John Thomas Howell 1935-3-25 2035 San Luis Obispo West side of Cottonwood Pass. Comment
  CAS-BOT-BC38230  Caulanthus anceps R. F. Hoover 1952-4-8 8074 San Luis Obispo La Panza district. Comment
  POM369308  Caulanthus anceps L. S. Rose 1937-4-8 s.n. San Luis Obispo Cottonwood Pass. 6 miles E of Cholame. 457 Comment
  SBBG14744  Caulanthus anceps E. C. Twisselmann 1962-3-18 6707 San Luis Obispo summit of Palo Prieto Cyn 655 Comment
  UC1296272  Caulanthus anceps R. F. Hoover 1949-4-21 7626 San Luis Obispo 14 mi e Creston (on La Panza road) Comment
  SBBG114009  Caulanthus californicus D. D. Keck 1935-4-10 3153 San Luis Obispo 15 mi S of Soda Lake 609 Comment
  OBI59615  Caulanthus coulteri Clifton F. Smith 1988-3-1 12115 San Luis Obispo At hairpin turn along hwy 58 on N slopes of Temblor Range near hed of Temblor Crk 914 Comment
  UC1296284  Caulanthus coulteri var. lemmonii R. F. Hoover 1950-4-2 7786 San Luis Obispo on White Shale Slope just above La Panza- Creston Road; w branch Fernandez Creek Comment
  PGM5645  Caulanthus inflatus Beatrice F Howitt 1958-4-28 San Luis Obispo Carissa Plains Route to, Rd from Paso Robles Comment
  CAS-BOT-BC40468  Caulanthus inflatus Eben McMillan 1952-4-27 61 San Luis Obispo Garrita Canyon. 8 miles south, 14 miles east Shandon. Comment
  OBI45917  Caulanthus inflatus David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19251 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 838 Comment
  RSA329555  Caulanthus inflatus Gary D. Wallace 1966-4-2 289 San Luis Obispo Crocker Grade along Crocker Springs Road 10 miles NW of Taft in the Temblor Range. 976 Comment
  UCD114684  Caulanthus lasiophyllus P. Schiffman 1993-3-19 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, grassland along Soda Lake Road, 2.3 miles NW of intersection with dirt road leading to Painted Rock and Education Center. Comment
  CAS-BOT-BC39495  Caulanthus lemmonii R. F. Hoover 1967-3-28 10309 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain. Comment
  SBBG13090  Caulanthus lemmonii E. R. Chandler 1962-4-3 489 San Luis Obispo ca. 1 mi E of Cholame Comment
  CAS-BOT-BC39519  Caulanthus lemmonii R. F. Hoover 1949-4-2 7578 San Luis Obispo Cottonwood Canyon below Cottonwood Pass. Comment
  CAS-BOT-BC39529  Caulanthus lemmonii Ernest C. Twisselmann 1957-3-21 3264 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon. 609 Comment
  CAS-BOT-BC39531  Caulanthus lemmonii Ernest C. Twisselmann 1964-3-8 9216 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Hills. Salt Canyon. 487 Comment
  CDA17947  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18152 San Luis Obispo Montana de Oro State Park; 100 yds from road on ridge N of first canyon N of cable 3 x 12 + 15. N of Hazard Canyon. 0 Comment
  CDA17931  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18158 San Luis Obispo Montana de Oro State Park; East border of second sand roadway from beach just east of berm. 0 Comment
  UC1071063  Ceanothus cuneatus var. cuneatus P. L. Johannsen 1937-5-28 1175 San Luis Obispo 1/2 mi wsw, Chimeneas Ranch; McKittrick quad. 701 Comment
  UC579279  Ceanothus cuneatus var. cuneatus A. D. Gifford 1936-5-6 730 San Luis Obispo 3 mi nw Park Ranch (ca 3 mi n of Husana Schoool.); Nipomo quad. 335 Comment
  OBI10369  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1947-1-26 6601 San Luis Obispo Osos Valley Comment
  OBI66837  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18152 San Luis Obispo Montana de Oro State park; 100 yds from road on ridge N of first cyn N of cable 3x12 + 15 Comment
  UC570277  Ceanothus foliosus A. E. Wieslander 1936-5-2 641 San Luis Obispo head of McGinnis Creek. Pozo quad., La Panza Range 762 Comment
  OBI66696  Ceanothus foliosus Austin P. Griffiths, G. F. Hrusa 1987-5-2 16163 San Luis Obispo Cuesta Ridge; 0.25 mi down from radio tower 610 Comment
  OBI66700  Ceanothus foliosus Austin P. Griffiths, G. F. Hrusa 1987-5-2 18164 San Luis Obispo Cuesta Ridge. W end of Cuesta Ridge Botanical area Comment
  CAS-BOT-BC64407  Ceanothus foliosus subsp. medius Alice Eastwood; John Thomas Howell 1936-5-8 2312 San Luis Obispo La Panza Mts. Comment
  CDA17854  Ceanothus foliosus var. medius Austin Griffiths, G. F. Hrusa 1987-5-2 18164 San Luis Obispo Cuesta Ridge; West end of Cuesta Ridge Botanical Area 0 Comment
  CDA17856  Ceanothus foliosus var. medius Austin Griffiths, G. F. Hrusa 1987-5-2 18163 San Luis Obispo West Cuesta Ridge. 0.25 mi down from radio tower. 609 Comment
  SEINET12210807  Ceanothus foliosus var. medius W. Knight, Knight, I. 1982-1 4661 San Luis Obispo Tilden Botanic Garden, Berkeley Comment
  OBI66694  Ceanothus impressus Austin P. Griffiths 1982-1-13 s.n. San Luis Obispo Midway on crest of Indian Knob Ridge, SLO 183 Comment
  UC1071326  Ceanothus oliganthus var. sorediatus C. M. Belshaw 1936-3-19 1646 San Luis Obispo 0.5 mi ne Santa Manuela School; Nipomo quad. 167 Comment
  UC1276237  Ceanothus oliganthus var. sorediatus R. F. Hoover 1964-4-15 8725 San Luis Obispo ridge nw Cuesta Pass; ridge nw of Cuesta Pass Comment
  UC369006  Ceanothus oliganthus var. sorediatus B. E. and H. J. Miossi 1940-3-19 228 San Luis Obispo 5.5 mi n San Luis Obispo (e facing slope of Cuesta Canyon, along old Cuesta Grade.) 385 Comment
  OBI60771  Ceanothus papillosus G. F. Hrusa, Austin P. Griffiths 1987-5-3 5337 San Luis Obispo Along summit of Buchon Ridge immed. W of Coon Crk cyn Comment
  CAS-BOT-BC63340  Ceanothus spinosus R. F. Hoover 1949-5-12 7665 San Luis Obispo Between Mt. Bishop and Cerro Romauldo. Comment
  UCD162807  Ceanothus thyrsiflorus D. O. Burge 2014-11-23 1682 San Luis Obispo San Luis Obispo County: Hollister Peak, N slope. 226 Comment
  CAS-BOT-BC52269  Ceanothus thyrsiflorus Ernest C. Twisselmann 1967-4-27 12927 San Luis Obispo South side of San Carpoforo Creek 53 Comment
  RSA25698  Ceanothus thyrsiflorus Carl B. Wolf 1941-7-12 10988 San Luis Obispo along the coast at Washington school, 1 mile N of Pt. Sierra Nevada 8 Comment
  OBI10495  Ceanothus thyrsiflorus var. griseus Ed Zimmerman 1962-2-1 27 San Luis Obispo Cal Poly; native and cultivated Comment
  CAS-BOT-BC276980  Centaurea cyanus Ernest C. Twisselmann 1955-6-16 2157 San Luis Obispo La Panza Range. Queen Bee Range Improvement Area 685 Comment
  CDA7326  Centaurea solstitialis L. Julian 2000-10-2 11 San Luis Obispo Peterson Ranch, entrance at end of Cal Poly Canyon Road of the State University. Comment
  OBI80669  Centaurea solstitialis David J. Keil 1992-10-19 23845 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  RSA237086  Centaurea solstitialis C. W. Tilforth 1972-8-23 643 San Luis Obispo Cuesta Ridge, W of Hwy 101, c. 8 mi N of San Luis Obispo. 549 Comment
  OBI66245  Centaurium David J. Keil 1998-10-9 28130 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
  OBI72335  Centaurium davyi Anthony Baniaga, Theo Fitanides 2010-5-16 216 San Luis Obispo Tierra Redonda Mtn BLM ACEC 463 Comment
  OBI6211  Centranthus ruber Shirley Vaughan 1974-6-1 19 San Luis Obispo Foothill Blvd, San Luis Obispo; on bank near rd Comment
  OBI81344  Centromadia fitchii David J. Keil 1988-9-23 21143 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd. to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  SFV17457  Centromadia pungens P. M. Schiffman 1998-6-14 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Goodwin Ranch. Shoulder of Soda Lake Road. Comment
  CAS-BOT-BC279309  Centromadia pungens subsp. pungens James I. McMurphy 1916-8-15 s.n. San Luis Obispo San Luis Obispo Comment
  SBBG118613  Cerastium fontanum subsp. vulgare M. Wetherwax, E. Painter 2003-3-4 CR 381 San Luis Obispo Nacimiento River upstream from Twin Bridges near the E end of Boy Scout Rd, on E side of river; Camp Roberts 180 Comment
  OBI72270  Cercocarpus betuloides var. betuloides Anthony Baniaga, Theo Fitanides 2010-3-27 71 San Luis Obispo Tierra Redonda Mtn BLM ACEC 340 Comment
  SBBG16248  Cercocarpus betuloides var. betuloides M. A. Piehl 1963-4-20 6372 San Luis Obispo ca. 0.75 mi W of Hwy 101 at Cuesta Summit Comment
  UC55319  Cercocarpus betuloides var. betuloides J. H. Barber 1900-3-30 1015 San Luis Obispo Santa Lucia Mountains Comment
  UC72964  Cercocarpus betuloides var. betuloides Miss M. Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  OBI16853  Chaenactis fremontii Robert F. Hoover 1967-6-4 10599 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  CAS-BOT-BC277497  Chaenactis glabriuscula var. glabriuscula Alice Eastwood; John Thomas Howell 1935-3-24 1990 San Luis Obispo Near Paso Robles Comment
  OBI30631  Chaenactis glabriuscula var. glabriuscula Neil Havlik 1967-4-30 326 -11 San Luis Obispo two mi E of Navajo campground, La Panza district, Los padres Natl forest Comment
  CAS-BOT-BC277595  Chaenactis glabriuscula var. lanosa David D. Keck; J. Clausen 1935-4-9 3085 San Luis Obispo Cholame 460 Comment
  SBBG83521  Chaenactis glabriuscula var. lanosa C. F. Smith 1951-4-19 3022 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  SD12571  Chaenactis glabriuscula var. lanosa Edith A. Purer 1933-7-20 5100 San Luis Obispo Northwest of Guadalupe Comment
  OBI16821  Chaenactis stevioides Robert F. Hoover 1967-3-22 10257 San Luis Obispo Temblor Range E of Soda Lake, in second large cyn N from Crocker Grade Comment
  OBI82392  Chenopodium album David J. Keil 2016-1-1 33440 San Luis Obispo Biddle Ranch Road, 0.2 miles east of California Route 227 Comment
  OBI38187  Chenopodium album Eric Wise 1983-10-25 1857 San Luis Obispo Creston Lake. Approx 1/2 mi S of Creston; 1/2 mi S of lake proper in small pond Comment
  CDA17955  Chenopodium berlandieri Austin Griffiths 1986-10-3 17982 San Luis Obispo Central California; vicinity of Oceano. 0 Comment
  SJSU3392  Chenopodium californicum C. W. Sharsmith 1962-4-22 6864 San Luis Obispo Carrizo Rocks at margin of Carrizo Plain c. 4 mi SW of Simmler Comment
  UCD98095  Chenopodium californicum G. F. Hrusa 1992-3-24 10364 San Luis Obispo San Luis Obispo County: Along Highway 46 right-of-way, approx. 6 miles E of Paso Robles. Comment
  SBBG25892  Chenopodium littoreum E. R. Blakley 1962-5-23 5139 San Luis Obispo 0.25 mi N of Oso Flaco Lake 15 Comment
  RSA201222  Chenopodium murale E. C. Twisselmann 1959-5-23 5278 San Luis Obispo Point Buchon. 11 Comment
  OBI80864  Chlorogalum pomeridianum David J. Keil 2015-2-14 32635 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 200 Comment
  OBI32289  Chlorogalum pomeridianum var. pomeridianum David J. Keil 1991-6-20 14855 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI66360  Chlorogalum pomeridianum var. pomeridianum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26254 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
  OBI58935  Chlorogalum pomeridianum var. pomeridianum David J. Keil 1998-6-12 27790 San Luis Obispo Morro Bay State Park. Park Ridge area W of Holister Peak, near quarry trail. Comment
  CAS-BOT-BC279803  Chondrilla juncea T. C. Fuller 1965-10-7 14178 San Luis Obispo N.E. corner of Foothill Blvd. & Santa Rosa Ave. (Hwy 1), San Luis Obispo Comment
  OBI27370  Chondrilla juncea Robert L. Allen Jan-82 A 500 San Luis Obispo San Luis Obispo, near interx of Madonna and Los Osos Valley rds. In backyard of private residence at 1351 Royal Way #13 Comment
  OBI69769  Chondrilla juncea D. R. Miller, S. G. Ayres 1993-8-15 893 42 B San Luis Obispo Along RR tracks at Wilhelmina Ave, Santa Margarita 274 Comment
  OBI27352  Chorizanthe Unknown 1981-4-26 218 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
  SBBG107824  Chorizanthe C. B. Hardham 1964-6-13 12010 San Luis Obispo Bear Trap Comment
  RSA0077152  Chorizanthe angustifolia Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3201 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, approx. 100 yards from parking lot. 38 Comment
  OBI56502  Chorizanthe angustifolia Clifton F. Smith 1952-4-23 3277 San Luis Obispo On Nipomo Mesa, W of Nipomo and N of Guadalupe Comment
  OBI80195  Chorizanthe angustifolia Bud Meyer, Henry G. Meyer 1986-5-13 s.n. San Luis Obispo Los Osos area. Pecho Rd, 0.7 miles south of summit entrance to Montana de Oro State Park. 146 paces west, south on foot trail. Comment
  CAS-BOT-BC178982  Chorizanthe biloba R. F. Hoover 1946-6-16 6172 San Luis Obispo W slope of Carrizo Plain, at tops of grade leading from San Jaun River Comment
  CAS-BOT-BC178984  Chorizanthe biloba Roxana S. Ferris 1939-6-9 9777 San Luis Obispo one and one eight miles W of Cretson on Templeton road Comment
  SBBG93654  Chorizanthe breweri T. J. Ayers with S. A. Junak 1989-6-22 753 San Luis Obispo just W of Pick and Shovel Mine along W fk of stream; trailside on trail (old rd) that connects upper and lower mine sites Comment
  UCD99659  Chorizanthe breweri G. F. Hrusa; T. D. Wilfred 1995-6-19 12341 San Luis Obispo San Luis Obispo Co.: Santa Lucia Mtns. - Cuesta Ridge West. Cuest Ridge Botanical Area. 750 Comment
  OBI82448  Chorizanthe diffusa David J. Keil, with V. L. Holland 2015-6-19 33254 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 125 Comment
  UC1296114  Chorizanthe diffusa R. F. Hoover 1964-7-11 9182 San Luis Obispo 3 mi nw Nipomo; nw of Nipomo Comment
  CAS-BOT-BC191482  Chorizanthe diffusa R. F. Hoover 1946-7-23 9187 San Luis Obispo Summit at head of Carpenter Canyon, N of Arroyo Grande Comment
  CAS-BOT-BC191484  Chorizanthe diffusa R. F. Hoover 1946-7-23 9187 San Luis Obispo Summit at head of Carpenter Canyon, N of Arroyo Grande Comment
  UC1234589  Chorizanthe diffusa Clare B. Hardham 1962-5-31 10259 San Luis Obispo Comment
  UCR50426  Chorizanthe douglasii G. R. Ballmer 1988-4-3 s.n. San Luis Obispo Beside Hwy 58, 40.8 mi west of McKittrick 471 Comment
  CAS-BOT-BC191237  Chorizanthe douglasii Jean M. Linsdale 1947-4-26 682 San Luis Obispo 6 Mi S base of hill at School, Frances Simes Hastings Natural History Reservation. Santa Lucia Mts. Comment
  UCSB57202  Chorizanthe douglasii Ryan, P.; Penkala, B. 1987-6-26 San Luis Obispo Hwy 229, 0.2 5 mile north of intersection with Hwy 58. East side of road. About 5 miles north of Santa Margarita. 304 Comment
  OBI73490  Chorizanthe membranacea David J. Keil, with Mike Mattina 2010-5-31 30801 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI30870  Chorizanthe obovata Julie M. Vanderwier 1979-6-26 177 San Luis Obispo Indian Knob Tar Sands Comment
  UC652644  Chorizanthe obovata Roxana S. Ferris 1939-6-9 9777 San Luis Obispo on Templeton Road one and one eighth mi w Creston; w of Creston Comment
  RSA0004905  Chorizanthe obovata Katherine Brandegee 1911-1 84 San Luis Obispo Price Canon, near the coast of San Luis Obispo County, in the Upper Sonoran Zone Comment
  UCSB59196  Chorizanthe obovata Penkala, B.; Ryan, P. 1987-6-25 San Luis Obispo On west side of Hwy. 227, 75 meters north of jet. with Buck Ridge Ln., Arroyo Grande. 121 Comment
  OBI71814  Chorizanthe palmeri Michael Walgren 2009-8-25 27 San Luis Obispo Cal Trans hwy 1 right-of-way on inland side of bridge over Arroyo de la Cruz Comment
  OBI11202  Chorizanthe palmeri Robert F. Hoover 1948-6-29 7552 San Luis Obispo Lower Tar Spring Crk Comment
  UCSB59200  Chorizanthe palmeri Ryan, P.; Callaway, R. 1987-4-26 San Luis Obispo Reservoir Canyon, 1.0 mile up trail from end of Reservoir Road off Hwy. 101 north of San Luis Obispo, 1/2 mile north of creek 243 Comment
  OBI47542  Chorizanthe polygonoides David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19209 San Luis Obispo La Panza Mts. Just off Calif Rte 58 on Navajo Rd 607 Comment
  UCD99856  Chorizanthe rectispina L. P. Janeway 1988-7-7 2983 San Luis Obispo San Luis Obispo County: 0.4 mi W of Creston Rd (hwy 229), 1.8 mi N of Calf Canyon Rd (hwy 58). 502 Comment
  RSA120675  Chorizanthe rectispina Clare B. Hardham 1957-6-22 2279 San Luis Obispo Black Mountain, Highland District Comment
  CAS-BOT-BC255288  Chorizanthe staticoides W. R. Dudley 1896-6-5 s.n. San Luis Obispo Hot Springs, Santa Barbara Comment
  OBI66443  Chorizanthe staticoides David J. Keil, with Miguel Ponce 1997-1 26132 San Luis Obispo La panza mountains. ca. 0.3 miles from highway 58 on red hill road. Comment
  CHSC110751  Chorizanthe uniaristata Dean Wm. Taylor 2003-5-5 18502 San Luis Obispo La Panza Range: Highway 58 0.7 miles East of Wilson Corner, base of south facing slopes North of roadway. 487 Comment
  SEINET8191788  Chorizanthe uniaristata D. W. Taylor 2003-5-5 18502 San Luis Obispo La Panza Range, Hwy 58, 0.7 mile E of Wilson Corner, base of S-facing slopes N of roadway. 488 Comment
  CAS-BOT-BC247823  Chorizanthe uniaristata Clare B. Hardham 1962-5-12 10482 San Luis Obispo Red Hills Comment
  UC1188183  Chorizanthe uniaristata Clare B. Hardham 1960-5-13 5682 San Luis Obispo hills between San Juan River and the Carissa; hills btwn San Juan River and the Carissa Comment
  CAS-BOT-BC255370  Chorizanthe xanti var. xanti R. F. Hoover 1967-6-4 10608 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC255376  Chorizanthe xanti var. xanti Eben McMillan 1957-4-17 34 -16 San Luis Obispo Foot of Caliente Mountain, southern Carrisa Plains 838 Comment
  SBBG94414  Chorizanthe xanti var. xanti D. Keil 1986-4-26 19212 San Luis Obispo just off St Hwy 58 on Navajo Rd 606 Comment
  OBI14345  Chrysolepis chrysophylla var. minor Neil Havlik 1968-4-7 149 San Luis Obispo Bald Knob, San Luis Range Comment
  OBI9002  Cicuta douglasii Robert F. Hoover 1947-7-27 7337 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI81708  Cicuta maculata var. bolanderi Tracey Call, Viola Call 1966-10-2 2546 San Luis Obispo Lopez Creek 8 miles north of mouth of Lopez Canyon Comment
  SBBG109836  Cirsium brevistylum C. B. Hardham 1959-5-21 4600 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC284031  Cirsium brevistylum Clare B. Hardham 1957-7-14 2446 San Luis Obispo Santa Rita Road 3 1/2 miles west of York Mt. Road, Santa Lucia Mountains Comment
  OBI56359  Cirsium brevistylum Austin P. Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Nipomo Dunes. At NW marshy border of Black Lake Comment
  CDA1311  Cirsium occidentale var. californicum T. C. Fuller 1959-6-22 3938 San Luis Obispo Atascadero; roadside, 0.1 mi. south of town. 0 Comment
  CDA31789  Cirsium occidentale var. californicum D. Griffin & A. Gilbert 1979-5-17 San Luis Obispo Parkfield Grade 0 Comment
  OBI081604  Cirsium occidentale var. californicum Jill M. Bushakra, Jake Martin 30 a San Luis Obispo Los Padres N.F. on road 29S02 at intersection with 28S02 near Navajo Campground. 305 Comment
  OBI16734  Cirsium occidentale var. occidentale Robert F. Hoover 1964-6-6 8967 San Luis Obispo Los Osos Comment
  OBI50294  Cirsium occidentale var. occidentale Tawney Odegard 1985-5-5 23 San Luis Obispo Morro Bay Kangaroo Rat Reserve. Southeast of Morro Bay, 0.5 miles down Pecho Valley road after passing "Golf Course" sign, turn right on dirt road just past "Deer" sign and continue toward dunes for 0.5 miles. MBKR site is on the left. Comment
  OBI78757  Cirsium occidentale var. occidentale David J. Keil 2013-9-4 32020 San Luis Obispo Morro Bay State Park. South of Los Osos Middle School sports fields. 24 Comment
  CAS-BOT-BC280119  Cirsium occidentale var. venustum R. F. Hoover 1952-5-16 8309 San Luis Obispo Rock Spring Canyon, Temblor Range Comment
  UC455492 Image available Cirsium scariosum var. citrinum I. J. Condit 1910-7-26 San Luis Obispo Oceano Comment
  CAS-BOT-BC292748  Cirsium scariosum var. citrinum E. R. Blakley; C. F. Smith 1958-8-2 5841 A San Luis Obispo Along road bordering Dune Lakes about 2 1/2 miles south of Oceano Comment
  SBBG38604  Cirsium vulgare E. Brown 1969-7-23 San Luis Obispo Lucy Brown Place, W of Palo Prieto Cyn Comment
  CAS-BOT-BC285848  Cirsium vulgare Clare B. Hardham 1958-9-22 3977 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  OBI49614  Cirsium vulgare Steven A. Junak 1990-7-13 4413 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres NF. Santa Lucia Mts: W Cuesta rige, near N edge of Cuesta Ridge Botanical Area, along powerline access rd in small cyn between first and second high voltage tower E of W Cuesta Ridge rd, ca 1.3 mi S of Tassajera Crk rd. 549 Comment
  OBI19389  Clarkia bottae F. Rush 1956-1 101 San Luis Obispo Mt. SLO Comment
  UCR160159  Clarkia bottae George K. Helmkamp, E. A. Helmkamp 2005-6-9 9559 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 5.4 mi northeast of Huasna Township Road. 256 Comment
  UCR160384  Clarkia bottae George K. Helmkamp, E. A. Helmkamp 2005-6-9 9618 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-BC172283  Clarkia bottae Mrs. R. W. Summers 1882-4-1 s.n. San Luis Obispo Sta. Margarita hills, E. of Sta. Lucia Range Comment
  OBI13099  Clarkia bottae LynneDee Althouse 1977-5-2 64 San Luis Obispo Wolfe's horse ranch, N of San Luis High School, San Luis Obispo 137 Comment
  UC1018347  Clarkia cylindrica subsp. cylindrica C. Epling 1947-5-13 251 San Luis Obispo 1.3 mi e Hwy. 101 at Paso Robles (Highway 41) Comment
  OBI79666  Clarkia epilobioides D. R. Miller 2014-5-10 514 .1089 San Luis Obispo The Rocky Butte/Pine Mountain Region, Single known location on Art Williams mine clam on Little Pine Mountain. 900 Comment
  CAS-BOT-BC162492  Clarkia prostrata David D. Keck; Wm. M. Hiesey 1940-5-31 5150 San Luis Obispo 1 mi. N. of mouth of Pico Creek (2.5 mi. SE of San Simeon) on ocean bluff. 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
  RSA0004432  Clarkia prostrata Harlan Lewis, M. Lewis 1950-6-10 712 San Luis Obispo Highway 1, 1.3 mi. north of Pico Creek Bridge (49-47), some 3 mi. north of Cambria. Comment
  RSA680334  Clarkia purpurea subsp. quadrivulnera Scott D. White, Ken McDonald 2001-5-9 8450 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  CAS-BOT-BC163953  Clarkia purpurea subsp. quadrivulnera R. F. Hoover 1964-6-5 8902 San Luis Obispo Santa Lucia Range. Cuesta Pass summit, east side of highway Comment
  UC55894  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1882-4-21 315 San Luis Obispo Arroyo Grande Hills Comment
  OBI37892  Clarkia purpurea subsp. viminea David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18609 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate Comment
  CDA14149  Clarkia purpurea subsp. viminea G. F. Hrusa, D. Ragan 1993-5-21 11091 A San Luis Obispo South Coast Ranges; Approx. 4 km. beyond Stony Creek Camp. Comment
  CHSC85468  Clarkia speciosa subsp. immaculata G. F. Hrusa 1998-7-21 14749 San Luis Obispo Central California. South Coast Ranges. On roadcut and in grasslands on ROW side of fence adjacent to Price Canyon Rd. 2 mi. SW of intersection with Hwy 227 at Edna. 95 Comment
  JEPS43842  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-3 4 San Luis Obispo 1 mi s Edna; Price Canyon 60 Comment
  RSA0059938  Clarkia speciosa subsp. immaculata Harlan Lewis 1947-6-24 469 San Luis Obispo Carpenter Canyon Road, 3.8 mi. south of Edna School. Comment
  UC1071892  Clarkia speciosa subsp. immaculata H. and M. Lewis 1947-6-24 469 San Luis Obispo Carpenter Canyon Rd 3.8 mi s Edna School; ; Carpenter Canyon Road, S of Edna School, San Luis Obispo Co. Comment
  UC125403  Clarkia speciosa subsp. speciosa Mrs. R. W. Summers 1888-5-26 San Luis Obispo La Panza Comment
  RSA108160  Clarkia speciosa subsp. speciosa Harlan Lewis, M. Lewis 1947-6-25 485 San Luis Obispo Santa Margarita to Creston road on east side of Salinas River bridge Comment
  UCD105108  Clarkia tembloriensis subsp. tembloriensis Nancy Smith-Huerta 2004-4-14 s.n. San Luis Obispo San Luis Obispo County: On Highway 58, 0.6 mile SW of the Kern County Line. 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
  RSA653091  Clarkia tembloriensis subsp. tembloriensis F. C. Vasek 1962-5-2 620502 -1 San Luis Obispo San Luis Obispo County: W of N end of Soda Lake, on dirt road .4 miles SW of jct with paved road and 10.1 miles S of jct with 178 which is W of Simmler. 610 Comment
  OBI12078  Clarkia unguiculata S. Patterson 1966-5-30 39 San Luis Obispo In Lopez Cyn along the side of a loose bank Comment
  OBI79741  Clarkia unguiculata David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31598 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  CAS-BOT-BC165581  Clarkia unguiculata Ernest C. Twisselmann 1956-5-29 2864 San Luis Obispo La Panza Range. Calf Canyon 426 Comment
  OBI12080  Clarkia unguiculata Neil Havlik 1967-5-22 68 San Luis Obispo 1/2 mi S of US 101 on Reservoir Cyn Rd Comment
  UC20028  Clarkia unguiculata W. H. Brewer 1861-4-30 490 San Luis Obispo Atascadero Ranch Santa Margarita Valley Comment
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Jul 6 2010
  OBI58517  Claytonia gypsophiloides David J. Keil 1998-4-16 26769 San Luis Obispo Los Padres National Forest. Black Mountain Rd., 1.2 miles NW of junction with road to Navajo Camp Comment
  OBI64938  Claytonia parviflora subsp. parviflora Greg Wilvert 2005-3-24 30 San Luis Obispo SE Half of the Caliente Range. Approx 1.6 km NNW of Wells Cyn 939 Comment
  CAS-BOT-BC439804  Claytonia perfoliata G. K. Helmkamp 1997-3-8 1456 San Luis Obispo SE of Los Osos. Swift Ranch, starting ca. 2 mi. S of Los Osos Vly Rd on Clark Vly Rd. 107 Comment
  UCD100735  Claytonia perfoliata G. F. Hrusa 1995-5-28 12280 San Luis Obispo San Luis Obispo County: immediately S of Peak 1 Radio Facility. 640 Comment
  CAS-BOT-BC439950  Claytonia perfoliata subsp. mexicana Mrs. R. W. Summers 1884-4-17 82 San Luis Obispo Unspecified Comment
  OBI28235  Claytonia perfoliata subsp. perfoliata Spasbo/Krystoff 1982-4-18 1 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  LA105606  Clematis lasiantha Barry A. Prigge; Barry A. Prigge 1989-7-2 8987 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, from 0.6 to 1.1 mi. N of State Highway 1 on San Bernardo Creek Rd; ca. 2 mi. E of Morro Bay 30 Comment
  RSA18096  Clematis lasiantha Carl B. Wolf 1929-4-16 3651 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  CAS-BOT-BC92705  Clematis ligusticifolia Ernest C. Twisselmann 1951-8-1 214 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Horseshoe Canyon, central Temblor Range. 853 Comment
  SBBG104258  Clinopodium douglasii F. L. Johnson, E. A. Young 1993-5-27 ROB 675 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo Comment
  UC932073  Collinsia bartsiifolia var. davidsonii Verne Grant and Alva Grant 1948-5-28 8547 San Luis Obispo 5 mi s Oceano (on Guadalupe Rd, sand hills) Comment
  RSA408322  Collinsia heterophylla Anstruther Davidson 1922-5-1 s.n. San Luis Obispo Pismo Beach. Comment
  SBBG109421  Collinsia heterophylla C. B. Hardham 1959-4-23 4283 San Luis Obispo Tassajera Cyn Comment
  UC1032532  Collinsia heterophylla T. M. Hendrix 1937-4-22 81 San Luis Obispo 0.9 mi nnw of Highland School 533 Comment
  OBI75069  Collinsia heterophylla Jenner Whitt 2003-5-18 93 San Luis Obispo Hwy 58 1 mi E of jctn 229. 400 Comment
  CAS-BOT-BC286200  Conyza canadensis Clare B. Hardham 1956-6-6 865 San Luis Obispo Santa Lucia Mountains. Shores of Dellaganna Creek. Cypress Mt. 381 Comment
  OBI9558  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1946-8-3 6253 San Luis Obispo Upper Coon Crk, San Luis range, at edge of woods Comment
  JEPS57463  Cordylanthus rigidus subsp. rigidus L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-7-17 2064 San Luis Obispo just off US Hwy 101 at summit on raod to KSBY transmitting tower Cuesta Pass 487 Comment
  RSA0019335  Coreopsis bigelovii Greg Wilvert 2005-4-2 105 San Luis Obispo Southeast half of the Caliente Range: 4 km W of Caliente Mtn. 1235 Comment
  UC564163  Coreopsis bigelovii Roxana S. Ferris 1935-3-29 9089 San Luis Obispo 7 mi e Pozo (on Santa Maria-McKittrick Road) 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
  CDA42523  Coreopsis douglasii Austin Griffiths, G. F. Hrusa, M. Mcleod, C. Cunningham 1984-2-2 s.n. San Luis Obispo South Coast; Reservoir Cyn immed. E of San Luis Obispo, ca. 1/2 distance up canyon. 0 Comment
  OBI6138  Corethrogyne filaginifolia D. Waive Stager 1972-8-14 28 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI7032  Corethrogyne filaginifolia Marguerite Costigan 1972-11-5 44 San Luis Obispo In old sand dune area 1/2 mi N of Morro Rock, 1/4 mi W of hwy 1, along Morro Strand Comment
  UC2027168  Corethrogyne filaginifolia Greg Wilvert 2005-8-6 516 San Luis Obispo Southeast Half of the Caliente Range: 300 m N of Pipeline Road Comment
  CAS-BOT-BC101412  Corethrogyne filaginifolia R. W. S. s.n. San Luis Obispo S. Luis Mt. Comment
  CAS-BOT-BC101414  Corethrogyne filaginifolia W. R. Dudley 1905-1-2 s.n. San Luis Obispo Chrome Mine Road Comment
  OBI16667  Corethrogyne filaginifolia Robert F. Hoover 1946-9-22 6453 San Luis Obispo Near Piedreas Blancas Point Comment
  UC1357626  Corethrogyne filaginifolia R. F. Hoover 1965-9-15 9550 San Luis Obispo summit on Pozo-Arroyo Grande road Comment
  OBI19435  Cornus glabrata Dean Gotham 1978-9-30 s.n. San Luis Obispo 6.4 mi West of Paso Robles. Along state why 41 Comment
  OBI29373  Cotoneaster pannosus David Supkoff Unk 92 San Luis Obispo Growing on Cal Poly San Luis Obispo Campus; cultivated Comment
  OBI56479  Cotoneaster pannosus David J. Keil 2000-1-24 28418 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. along Rodeo Grounds Road. Comment
  CDA34270  Cotoneaster pannosus David J. Keil 2002-7-11 29884 San Luis Obispo Cambria. Vicinity of Cambria Community Service District grounds on Rodeo Ground Road. Along Santa Rosa Creek. 0 Comment
  SBBG109438  Cotula australis C. B. Hardham 1960-5-5 5619 San Luis Obispo Pine Mtn 762 Comment
  SBBG8030  Cotula coronopifolia H. and M. Dearing 1940-8-18 4464 San Luis Obispo Oso Flaco Lake Comment
  OBI78038  Croton setiger Craig Woods 1977-9-23 67 San Luis Obispo E side of Carrizo Plain along Sim. soda lake rd, approx 6 mi SE of hwy 58 671 Comment
  SBBG118296  Crypsis vaginiflora K. Foster 1999-3-15 San Luis Obispo vernal pool plot 2, Training Area 10; Camp Roberts Comment
  CAS-BOT-BC251062  Cryptantha clevelandii E. L. Painter; M. Wetherwax 1999-7-13 SLO- 9 San Luis Obispo Camp San Luis Obispo. Above Whiskey Springs 440 Comment
  OBI17783  Cryptantha clevelandii Dave Imper 1977-2-24 49 San Luis Obispo Price Cyn Tarsands Project. Located 1 mi SW of State hwy 227 on Price Cyn Rd 76 Comment
  SBBG93968  Cryptantha clevelandii S. A. Junak 1990-5-15 4333 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, at NW corner of excavated area at Pick and Shovel Mine 527 Comment
  UC338215  Cryptantha clevelandii unknown 1887-1 San Luis Obispo Comment
  SBBG34933  Cryptantha clevelandii Mrs. R. W. Summers 1882-3-30 San Luis Obispo Chaldedon Hill Comment
  SDSU20258  Cryptantha clevelandii var. florosa Michael G. Simpson 2012-6-10 3701 San Luis Obispo Dunes east of Morro Bay State Park, along, ca. 600 feet due west of corner of south end of Inyo Street on foot path, then ca. 400 feet north and 600 feet west. 11 Comment
  OBI39691  Cryptantha clevelandii var. florosa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16011 San Luis Obispo Trl on NE side of Cypress Mtn Comment
  SBBG20700  Cryptantha clevelandii var. florosa D. E. Breedlove 1962-4-1 2102 San Luis Obispo Nipomo Plain, on Hwy 101, 2.3 mi N of Santa Maria River 91 Comment
  SBBG107143  Cryptantha flaccida C. B. Hardham 1958-5-5 3201 San Luis Obispo hills W side of Carissa Plains, Washburn Ranch Comment
  UC524116  Cryptantha flaccida Ira L. Wiggins 1932-3-21 5814 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  CDA15164  Cryptantha intermedia G. F. Hrusa 1998-4-26 14271 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area: Hills immed. E of MU Ranch at S end of Plain +- 3 mi. NW of Hwy 166 intersection w/Soda Lake Rd. Comment
  RSA0042449  Cryptantha intermedia var. intermedia LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6375 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  OBI20765  Cryptantha leiocarpa Robert F. Hoover 1964-6-13 9096 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI58256  Cryptantha leiocarpa Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; ca midway betw. Oso Flaco crk and Santa Maria River Comment
  OBI55202  Cryptantha microstachys Greg Frugoli 1997-5-9 86 San Luis Obispo On Pozo Rd, E of the summit; La Panza range, Los Padres NF (hwy 58 burn area) 780 Comment
  OBI77745  Cryptantha muricata G. F. Hrusa 1998-4-25 14208 San Luis Obispo La Panza Range. On both sides of La Panza Rd summit. this from immed W of summit. USGS Quad: La Panza 7.5 750 Comment
  OBI20802  Cryptantha oxygona Robert F. Hoover 1967-3-28 10310 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI64416  Cryptantha sparsiflora David J. Keil 2001-3-28 29209 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 2.2 mile west of Kern County line. 597 Comment
  OBI27235  Cupaniopsis anacardioides David J. Keil 1977-3-5 11960 San Luis Obispo Street tree in San luis Obispo downtown area Comment
  UCR14481  Cupressus macrocarpa George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, Baywood Park 30 Comment
  UC455058  Cupressus macrocarpa I. J. Condit 1907-12-1 San Luis Obispo California Polytechnic School Comment
  RSA17632  Cupressus sargentii C. B. Wolf 1934-11-3 6217 San Luis Obispo Main ridge of Cypress Mountain, Santa Lucia Mountains, 3 miles northwest of Mora Bros. Ranch on Cambria - Paso Robles road 823 Comment
  OBI79737  Cuscuta californica David J. Keil, with Meg Perry 2012-3-20 31231 -1 San Luis Obispo Carrizo Plain. Low hills southwest of Carissa Plains Elementary School 670 Comment
  SD249192  Cuscuta occidentalis David Keil, Janet Haden 1988-5-24 20674 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. 35 Comment
  OBI5589  Cuscuta salina Sharon Jochums 1974-5-19 246 San Luis Obispo W of hwy 1 at Piedras Blancas Point Comment
  UC456000  Cuscuta subinclusa E. P. Unangst 1906-1 San Luis Obispo Perfumo Canon Comment
  OBI23043  Cyclospermum leptophyllum David J. Keil 1979-11-13 13677 San Luis Obispo Cal Poly Campus Comment
  LA211598  Cynodon dactylon Mark A. Elvin; Jason Storlie 2014-10-10 7723 San Luis Obispo SANTA MARIA RIVER VALLEY, Guandalupe Dunes, Guandalipe-Nipomo Dunes National Wildlife Refuge, Main Gate at Beige Road and Oso Flaco Lake Road. 11.0 Comment
  OBI32267  Cyperus eragrostis David J. Keil, Eric Wise 1981-5-25 14798 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI35110  Cyperus eragrostis Eric Wise 1981-9-17 1128 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Salinas River at Hwy 58 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
  RSA141822  Cyperus niger var. capitatus Clare B. Hardham 1958-9-2 3916 San Luis Obispo Steiner Creek near San Luis Obispo. Comment
  RSA597229  Danthonia californica George K. Helmkamp 1996-5-24 1049 San Luis Obispo 0.6 mi east of South Bay Blvd along trail to quarry. 95 Comment
  OBI72832  Datisca glomerata Michael Walgren 2010-8-12 162 San Luis Obispo San Simeon State Park in crk bed of San Carpoforo Crk, W of hwy 1 Comment
  RSA187430  Datisca glomerata I. L. Wiggins 1929-5-21 3710 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI9199  Datura wrightii Robert F. Hoover 1966-10-7 10123 San Luis Obispo Cuyama River at mouth of Chimney Cyn Comment
  CAS-BOT-BC293914  Deinandra fasciculata R. F. Hoover 1963-7-30 8586 San Luis Obispo Los Osos Valley (northeast side) Comment
  OBI16272  Deinandra fasciculata Robert F. Hoover 1969-8-25 11563 San Luis Obispo Laguna de San Luis Obispo Comment
  OBI31630  Deinandra fasciculata Turnquist, Smeltzer 1982-7-23 192 San Luis Obispo To the N of Laguna Lake Park Comment
  SBBG44857  Deinandra fasciculata L. W. Edge 1972-5-10 181 San Luis Obispo Turri Rd S of Morro Bay Comment
  CAS-BOT-BC293912  Deinandra fasciculata R. F. Hoover 1969-8-15 11547 San Luis Obispo Turri Ranch Road near estuary of Osos Creek Comment
  HSC5812  Deinandra halliana L. S. Rose 1968-4-23 68039 San Luis Obispo 1.5 mi. E of Cholame 335 Comment
  OBI16151  Deinandra increscens subsp. increscens Robert F. Hoover 1969-9-15 11590 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  UC1315019  Deinandra pallida R. F. Hoover 1967-4-16 10478 San Luis Obispo Temblor Range, Elkhorn Plain Comment
  CAS-BOT-BC292037  Deinandra pentactis L. R. Abrams 1913-7-20 5043 San Luis Obispo Templeton Comment
  CAS-BOT-BC292069  Deinandra pentactis R. F. Hoover 1946-9-14 6374 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC292039  Deinandra pentactis David D. Keck 1931-6-23 1259 San Luis Obispo 4.5 mi. N. of Paso Robles Comment
  OBI16123  Deinandra pentactis Robert F. Hoover 1946-6-16 6169 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  UC1392762  Deinandra pentactis R. F. Hoover 1969-6-3 11365 San Luis Obispo Windmill Creek; La Panza district Comment
  UCD135697  Deinandra pentactis Bruce G. Baldwin 1985-9-29 538 San Luis Obispo San Luis Obispo County: junction of California State Highway 58 and Shell Creek Road. Comment
  UCSB17360  Deinandra pentactis Hardham, Clare 1959-6-10 San Luis Obispo Rte. 41 west of Paso Robles, near Huero Huero R. Comment
  UC1965429  Delairea odorata Brian Brown with Kambree Borzini 2011-11-5 2 San Luis Obispo 500 yards after the gate up poly Canyon Road on the north side of road. Comment
  OBI79962  Delosperma litorale David J. Keil, with V. L. Holland 2013-6-12 31796 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  CAS-BOT-BC11068  Delphinium californicum subsp. californicum Robert Francis Hoover 1967-6-5 10621 San Luis Obispo Arroyo Grande just below confluence of Lopez Canyon dam site 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
  OBI81054  Delphinium gypsophilum Kyle R. Weichert, Jason Dart, Matt Beyers 2015-4-9 39 San Luis Obispo Cholame Valley. 521 Comment
  LA207339  Delphinium gypsophilum Clare B. Hardham; 1956-6-6 887 San Luis Obispo near Klau Mine Comment
  OBI58611  Delphinium gypsophilum subsp. gypsophilum David J. Keil 1998-6-1 27586 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  CAS-BOT-BC8676  Delphinium gypsophilum subsp. parviflorum Clare Butterworth Hardham 1956-6-6 887 San Luis Obispo Buena Vista Mine, Santa Lucia Mountains Comment
  RSA0070473  Delphinium hesperium subsp. hesperium Clare B. Hardham 1960-5-11 5672 San Luis Obispo Morro del Mar. Comment
  PASA2530  Delphinium nudicaule Margaret Stason 1931-4-3 San Luis Obispo Woods W. of Templeton Comment
  UC1046564  Delphinium nudicaule R. Bacigalupi and R. S. Ferris 1951-3-31 3214 San Luis Obispo upper reaches of canyon on Santa Rita Canyon rd between Cayucos and Templeton; Old Creek Canyon Comment
  UCD96280  Delphinium parryi Marc Meyer; Justin Albert 1995-3-26 7 San Luis Obispo San Luis Obispo County: Carrizo Plain; 2 mi. W. of Soda Lake Rd.; 2 mi. N. of Simmler Rd. 630 Comment
  SBBG44709  Delphinium parryi subsp. blochmaniae L. W. Edge 1972-4-20 123 San Luis Obispo near Callender Comment
  UC854256  Delphinium parryi subsp. blochmaniae Marcus E. Jones, A. M. 1882-5-5 3228 San Luis Obispo San Luis Obispo Comment
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Sep 21 2014
  UC569978  Delphinium parryi subsp. eastwoodiae C. M. Belshaw 1936-3-25 1729 San Luis Obispo 3.6 mi ne Valencia Peak; Cayucos Quadrangle 396 Comment
  SBBG11158  Delphinium parryi subsp. eastwoodiae C. B. Hardham 1958-5-13 3278 San Luis Obispo Morro del Mar Comment
  JEPS114146  Delphinium parryi subsp. parryi E. L. Painter, M. Wetherwax, K. Downing, C. Bratt 2000-5-17 CR- 102 San Luis Obispo Camp Roberts. Scout Road; palisades above Nacimiento River. Comment
  OBI58628  Delphinium parryi subsp. parryi David J. Keil 1998-5-4 27043 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  CAS-BOT-BC17127  Delphinium recurvatum R. F. Hoover 1967-5-20 10581 San Luis Obispo West side of Carrizo Plain about 1 mi. s. of California Valley headquarters. Comment
  RSA151049  Delphinium variegatum Benjamin Cobb 91 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC7881  Delphinium variegatum David D. Keck 1933-5-3 2129 San Luis Obispo Summit of grade above Parkfield on Estrella Road Comment
  CAS-BOT-BC7882  Delphinium variegatum Alice Eastwood; John Thomas Howell 1937-4-22 3857 San Luis Obispo 5 miles east of Templeton on road to Creston Comment
  OBI60113  Dendromecon rigida G. F. Hrusa, T. D. Wilfred 1995-6-19 12347 San Luis Obispo Immed. SE of Cuesta Ridge Botanical Area 750 Comment
  OBI28472  Dendromecon rigida L. Baker 1982-5-13 s.n. San Luis Obispo approx. 2mi W of hwy 101, off the access road which begins at the base of Cuesta Grade Comment
  OBI47418  Deschampsia danthonioides David J. Keil 1981-4-9 14290 San Luis Obispo 2.5 mi beyond Shell Crk along State hwy 58 Comment
  OBI60634  Deschampsia danthonioides David J. Keil 1986-4-13 19166 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI50161  Deschampsia danthonioides Michael Curto, Linda Allen, Richard Pimentel, & Rhonda Riggins 1992-4-12 San Luis Obispo La Panza Range: eastern slope ~ 200 m S of CA Hwy 58 just E of rd to Navajo CG (Los Padres NF 29S15); T29S R16E S17 NW 1/4 se 1/4 610 Comment
  RSA492383  Deschampsia danthonioides P. Reisentz 1979-4-14 s.n. San Luis Obispo North end of Soda Lake, 14 miles southeast on Soda Lake Road from California Valley Road. 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
  CAS-BOT-BC201848  Deschampsia elongata Clare B. Hardham 1964-6-11 12021 San Luis Obispo Arroyo de la Cruz Comment
  SBBG18376  Deschampsia elongata C. B. Hardham 1961-5-18 7092 San Luis Obispo Ocean View Mine, N of Cambria 762 Comment
  CAS-BOT-BC201835  Deschampsia elongata Clare B. Hardham 1957-6-8 2210 San Luis Obispo Shores of Franklin Creek, Camp Natoma Comment
  CAS-BOT-BC43221  Descurainia pinnata subsp. brachycarpa R. W. Summers 1885-5-18 43 San Luis Obispo By sea. Comment
  CAS-BOT-BC43435  Descurainia sophia R. F. Hoover 1967-4-9 10388 San Luis Obispo Carrizo Plain south of Soda Lake. Comment
  CAS-BOT-BC209245  Dichanthelium acuminatum subsp. acuminatum R. F. Hoover 1966-9-13 10012 San Luis Obispo Cambria Comment
  SEINET7040143  Dichelostemma congestum A. G. Vestal 1962-4-10 San Luis Obispo Carrizo Plain, 5.2 miles northwest of 399. UTM Zone 10, 739907mE, 3910101mN. Comment
  CAS-BOT-BC209089  Digitaria sanguinalis Clare B. Hardham 1956-7-23 1194 San Luis Obispo Intersection Dover Canyon and Fork Mountain Road - Santa Lucia Mountains Comment
  CAS-BOT-BC152489  Diplacus aurantiacus R. F. Hoover 1967-4-12 10438 San Luis Obispo Upper Arroyo Grande Comment
  SBBG85961  Diplacus aurantiacus C. F. Smith 1968-6-28 10090 San Luis Obispo near TV tower, ca. 2 mi W of Cuesta summit on US Hwy 101 N of San Luis Obispo Comment
  CAS-BOT-BC150436  Diplacus aurantiacus L. R. Abrams 1913-7-20 5042 San Luis Obispo Cuesta Grade Comment
  CAS-BOT-BC152487  Diplacus aurantiacus John Thomas Howell 1929-10-13 4494 San Luis Obispo Coastal hills, 2 1/2 miles n. of Cambria Comment
  SEINET260464  Diplacus fremontii David M. Thompson 1989-1 1006 San Luis Obispo 0.5 mi W of Shell Cr (Camatti Cyn) Rd along Hwy 58, S side of rd 445 Comment
  CAS-BOT-BC150713  Diplacus longiflorus Clare B. Hardham 1960-5-21 5853 San Luis Obispo Black Mountain, Highland District east of Creston Comment
  OBI14793  Dipsacus sativus Robert F. Hoover 1965-9-18 9575 San Luis Obispo Trout Crk just SE of Santa Margarita Comment
  CAS-BOT-BC195706  Distichlis spicata Clare B. Hardham 1959-5-21 4606 San Luis Obispo Arroyo de la Cruz Comment
  OBI77693  Distichlis spicata David J. Keil, Eric Wise 1981-5-25 14796 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI43372  Distichlis spicata Eric Wise 1981-7-27 997 San Luis Obispo Greengate Ponds. Orcutt Rd 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
  OBI78444  Dodecatheon clevelandii Robert F. Hoover 1964-5-11 8760 San Luis Obispo 5 mi W of Pozo Comment
  UC524040  Dodecatheon clevelandii subsp. insulare Ira L. Wiggins 1932-3-24 5845 San Luis Obispo w Paso Robles (near Adelaide); , w of Paso Robles Comment
  POM42720  Dodecatheon clevelandii subsp. insulare Lincoln Constance, A. A. Beetle 1940-3-22 2533 San Luis Obispo Grassy south slope, Ceanothus cuneatus-Asenostoma-Quercus dumosa association. Above Pozo Creek, 4 mi. east of Pozo, La Panza Range. 488 Comment
  SBBG107595  Dodecatheon clevelandii subsp. insulare C. B. Hardham 1960-4-2 5274 San Luis Obispo Black Mtn, Hwy 41 609 Comment
  UC639022  Dodecatheon clevelandii subsp. insulare Bernard Miossi 1940-3-20 235 San Luis Obispo 300 yards from San Luis Creek (one mi n of San Luis Obispo); 300 yds from San Luis Creek, n of San Luis Obispo 76 Comment
  SEINET2442373  Dodecatheon clevelandii subsp. patulum Matt Paradis, Andy Dollahite; Kelli Allred 2002-3-3 8 San Luis Obispo 1/2 mile from Little Falls Creek Trailhead off Upper Lopez Canyon Road. Costal scrub. 220 Comment
  CAS-BOT-BC159526  Drymocallis glandulosa var. glandulosa Alice Eastwood 1926-4-28 13648 San Luis Obispo Cambria Comment
  CAS-BOT-BC251064  Drymocallis glandulosa var. glandulosa M. Wetherwax; E. L. Painter 2000-4-20 SLO- 108 San Luis Obispo Camp San Luis Obispo. Cerro Romauldo, drainage below water tank 110 Comment
  CAS-BOT-BC70982  Dryopteris arguta Clare B. Hardham 1956-9-16 1355 San Luis Obispo York Mountain Comment
  RSA586079  Dryopteris arguta M. D. Proctor, E. A. Young 1993-4-17 ROB 0473 San Luis Obispo N side of Cerro Romualdo Comment
  OBI72873  Dudleya abramsii subsp. bettinae David J. Keil 1988-6-23 20796 San Luis Obispo Morro Bay-hillsides between Little Morro Creek Road and South Bay Blvd, north of Highway 1 Comment
  OBI35239  Dudleya abramsii subsp. murina K. A. Nadeau 1983-4-30 25 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St. and Rockview rd Comment
  SD130025  Dudleya bettinae Reid Moran 1977-6-30 24280 San Luis Obispo Serpentine, SW slope, Cayucos 49 Comment
  OBI15261  Dudleya caespitosa Robert F. Hoover 1969-3-25 11189 San Luis Obispo S side of Morro Rock Comment
  SBBG35662  Dudleya caespitosa H. M. Pollard 1968-6-7 San Luis Obispo Oso Flaco Comment
  UC1015156  Dudleya caespitosa Reid Moran 1947-6-12 2278 San Luis Obispo 1 mi s Cayucos Comment
  UCR29902A  Dudleya lanceolata David J. Keil 1981-6-20 14889 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  SBBG112579  Dysphania ambrosioides C. B. Hardham 1956-10-1 1445 San Luis Obispo Paradise Valley Comment
  UC1285131  Eastwoodia elegans R. F. Hoover 1947-5-10 7156 San Luis Obispo short distance above Taylor Canyon; Cuyama Valley Comment
  CAS-BOT-BC197036  Echinochloa colona Ernest C. Twisselmann 1954-7-24 1463 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  RSA649268  Echinochloa crus-galli Julie Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI21603  Echinochloa crus-galli Jim Heaston 1955-10-6 6 San Luis Obispo Cal Poly SLO Comment
  OBI82078  Echium candicans Michael Walgren 2016-3-1 496 San Luis Obispo On US Forest Service land in a field on the northeast portion of the San Carpoforo Creek plain, west of Highway One. 6 Comment
  OBI43650  Egeria densa Eric Wise 1982-5-17 1484 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  UCD61182  Ehrharta calycina John Thomas Howell 1967-4-27 42075 San Luis Obispo San Luis Obispo Co.: Along highway near Nipomo. Comment
  CAS-BOT-BC208506  Ehrharta calycina John Thomas Howell 1967-4-27 42075 San Luis Obispo Along highway near Nipomo. Comment
  UCSB50170  Ehrharta calycina Lain, Maria 1978-4-14 San Luis Obispo Calif. Highway 1 at Nipomo Mesa 30 Comment
  OBI32271  Eleocharis acicularis David J. Keil 1982-6-26 16219 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  OBI35138  Eleocharis coloradoensis Eric Wise 1983-6-30 1720 San Luis Obispo Santa Margarita Lake: Man made reservoir in salinas River chnl Comment
  OBI80387  Eleocharis macrostachya David J. Keil 1992-1 22969 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI35174  Eleocharis macrostachya Eric Wise 1982-6-24 1555 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Farm pond N of Warden Lake about 1/2 mi 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
  OBI35129  Eleocharis parishii Eric Wise 1981-8-7 1038 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Intersection of hwy 58 and San Juan Crk Comment
  SBBG47372  Eleocharis parishii J. Copeland 1973-9-8 1014 San Luis Obispo stream E of Hwy 229, 4.3 mi S of jct of Hwy 229 and 41 Comment
  OBI47486  Elymus glaucus David J. Keil, Art Webster 1984-4-29 18201 San Luis Obispo In cyn bottom of Lopez wilderness area Comment
  UC188813  Elymus glaucus J. H. Barber 1899-5-22 San Luis Obispo Santa Lucia Mts. Comment
  OBI42117  Elymus glaucus David J. Keil, Mary Coffeen, Cathy Rose and Corky Matthews 1984-5-5 18223 San Luis Obispo 0.4 mi N of Rinconada Mine along Pozo Rd SE of Santa Margarita Comment
  OBI31728  Elymus multisetus Smeltzer, Turnquist 1982-5-7 128 San Luis Obispo On the NE side of Laguna Lake Park Comment
  CAS-BOT-BC228687  Elymus multisetus John Thomas Howell 1948-6-15 24363 San Luis Obispo Red Hills se. of Shandon 762 Comment
  SD249105  Elymus trachycaulus David Keil, Janet Haden 1988-5-24 20693 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. 35 Comment
  CAS-BOT-BC204255  Elymus trachycaulus subsp. subsecundus R. F. Hoover 1964-6-10 9017 San Luis Obispo Mallagh's Landing, just east of Avila Comment
  OBI75238  Emex spinosa Michael Walgren 2011-6-22 257 San Luis Obispo Vacant lot and along a paved walkway between the "Cloisters" housing development and the dunes, originating at the parking lot at the western terminus of Azure St. MOrro Strand State Beach in N Morro Bay Comment
  UC1124260  Emmenanthe penduliflora H. C. Lee 1937-6-7 1052 San Luis Obispo 4 miles SE of Huerhuero School; Pozo Quad. 518 Comment
  RSA0039711  Emmenanthe penduliflora var. penduliflora LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6510 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  UC2026946  Encelia farinosa Dave Keil 1992-11-1 San Luis Obispo Along U. S. Route 101 just N of Cuesta Pass Comment
  CAS-BOT-BC81662  Ephedra californica R. F. Hoover 1946-10-13 6483 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  UC2027105  Ephedra californica Greg Wilvert 2005-4-5 135 San Luis Obispo Southeast Half of Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road Comment
  OBI7511  Ephedra viridis Robert F. Hoover 1950-5-28 7933 San Luis Obispo Redrock Cyn, N side of lower Cuyama Valley Comment
  UCR119829  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2000-9-2 5969 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon, 2.2 mi west of Los Osos Valley Road 137 Comment
  CAS-BOT-BC166430  Epilobium canum subsp. canum Alice Eastwood 1927-8-1 15023 San Luis Obispo Cambria Comment
  RSA0027865  Epilobium canum subsp. canum Greg Wilvert 2005-6-29 494 San Luis Obispo Southeast half of the Caliente Range: Semper Spring. 888 Comment
  SBBG104423  Epilobium canum subsp. canum F. L. Johnson, N. A. McCarty 1993-10-15 ROB 753 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC166423  Epilobium canum subsp. canum R. F. Hoover 1966-10-7 10115 San Luis Obispo Cuyama Highway (State 166) between Suey Creek and Huasna River Comment
  RSA43099  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1946-7-21 6238 San Luis Obispo San Simeon Creek Beach Comment
  CAS-BOT-BC57121  Equisetum X ferrissii R. F. Hoover 1946-10-5 6459 San Luis Obispo Villa Creek, between Cayucas and Cambria Comment
  OBI71816  Equisetum arvense Michael Walgren 2009-8-26 29 San Luis Obispo the NW corner of Los Olivos and South Bay Boulevard in Los Osos. Comment
  OBI57002  Equisetum laevigatum David J. Keil 1998-8-19 27944 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  OBI72004  Equisetum telmateia Michael Walgren 2010-2-16 81 San Luis Obispo Irish Hills, Montana de oro State Park. New property acquisition known as the 160 acre "Basseri" property at 4840 See Canyon Road, approx. 8 mile from Los Osos Valley Rd. and 0.5 mile from junct. with Prefumo Cyn. Rd. Inland portion of property on inland side of See Cyn. Rd. 335 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
  CAS-BOT-BC204498  Eragrostis cilianensis Ernest C. Twisselmann 1954-11-20 1672 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  CAS-BOT-BC209638  Eremalche parryi Ernest C. Twisselmann 1969-4-14 15112 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  CAS-BOT-BC209645  Eremalche parryi Ernest C. Twisselmann 1969-4-14 15112 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  RSA304026  Eremalche parryi Jim R. Shevock 1971-4-5 888 San Luis Obispo Twisselmann Ranch. 625 Comment
  UCR73096  Eremalche parryi C. F. Smith 1991-4-9 12181 San Luis Obispo Elkhorn Hills Road near Crocker Grade area, foothills above Carrizo Plain Comment
  OBI12392  Eremalche parryi subsp. kernensis Robert F. Hoover 1967-3-22 10258 San Luis Obispo Temblor Range E of Soda lake, in second large cyn N from Crocker Grade Comment
  UC56108  Eremothera boothii subsp. decorticans J. H. Barber 1899-5-25 San Luis Obispo Paso Robles Comment
  OBI11534  Eriastrum calocyanum R. F. Hoover 1953-5-17 8316 San Luis Obispo "Skunk Well" cyn near Marianas ranch, Temblor range Comment
  JEPS69012  Eriastrum densifolium William S. Cooper 1925-8-20 157 San Luis Obispo Callender Comment
  SD39723  Eriastrum densifolium subsp. densifolium Edith A. Purer 1932-8-27 4778 San Luis Obispo North of Guadalupe Comment
  OBI11578  Eriastrum densifolium subsp. densifolium Robert F. Hoover 1964-7-11 9186 San Luis Obispo 3 mi. nw. of Nipomo Comment
  CAS-BOT-BC514388  Eriastrum densifolium subsp. elongatum R. F. Hoover 1966-7-13 9903 San Luis Obispo Yaro Creek Comment
  RSA0119483  Eriastrum densifolium subsp. elongatum J. B. Feudge 1927-6-29 1743 San Luis Obispo Creston. 305 Comment
  SBBG99004  Eriastrum pluriflorum C. F. Smith 1991-6-25 12218 San Luis Obispo just below summit pass on Caliente Mtn ridge, overlooking Carrizo Plain 1371 Comment
  RSA600655  Ericameria arborescens L. C. Wheeler 1959-8-5 7631 San Luis Obispo Cerro Alto. 457 Comment
  UC1953296  Ericameria ericoides Anthony Baniaga with David J. Keil, Denis Kearns, and Theo Fitanides 2010-1-13 2 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI16561  Ericameria ericoides Robert F. Hoover 1966-9-12 9986 San Luis Obispo Bed of Santa Maria river north of Santa Maria Comment
  UC216871  Ericameria ericoides H. M. Hall 1919-10-16 San Luis Obispo Oceano Oceano (inner dunes) Comment
  UC455529  Ericameria linearifolia I. J. Condit 1910-3-28 San Luis Obispo Navajo Ridge Comment
  SBBG81251  Ericameria palmeri var. pachylepis C. F. Smith 1974-10-4 10774 San Luis Obispo St Hwy 166, near Alamo Crk Comment
  OBI53829  Erigeron blochmaniae Arthur W. Hazebrook 1993-1-9 188 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll, Oso Flaco Lake and crk areas, and adjacent pioneer dunes. Comment
  OBI30710  Erigeron bonariensis Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI25766  Erigeron bonariensis David J. Keil 1980-9-17 14205 San Luis Obispo Cyn Ranch on Shell Crk Rd 6 mi N of hwy 58 Comment
  CAS-BOT-BC308745  Erigeron foliosus var. foliosus R. F. Hoover 1946-6-30 6215 San Luis Obispo Mariana Creek east side of La Panza Range Comment
  CAS-BOT-BC308738  Erigeron foliosus var. foliosus Clare B. Hardham 1956-11-3 1502 San Luis Obispo Salinas Dam Comment
  OBI56595  Erigeron foliosus var. foliosus David J. Keil 1998-8-24 28025 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  JEPS74299  Erigeron philadelphicus var. philadelphicus Ernest C. Twisselmann 1972-4-1 18597 San Luis Obispo ca. 4.5 mi e Lopez Lake (canyon of Arroyo Canyon Creek); Arroyo Canyon Creek 243 Comment
  UC1372685  Eriodictyon crassifolium var. nigrescens Robert J. Rodin 1970-6-18 8415 San Luis Obispo near Highway 166 about 20 mi w New Cuyama (on southern border of county); w of New Cuyama Comment
  CAS-BOT-BC189000  Eriodictyon parryi Ernest C. Twisselmann 1955-5-27 2023 San Luis Obispo Near Honey Bee Mine, Cammatta Canyon 624 Comment
  UCD119311  Eriodictyon traskiae G. F. Hrusa 1993-5-22 11111 San Luis Obispo San Luis Obispo County: Along main ridge road, approx. 1 m. N of Mt. Lowe. Black Butte Research Natural Area. 600 Comment
  OBI59919  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) 630 Comment
  RSA678161  Eriogonum Mark A. Elvin 1995-11-23 105 San Luis Obispo Cambria at San Simeon Pines Hotel 9 Comment
  CAS-BOT-BC241990  Eriogonum cinereum Ernest C. Twisselmann 1967-7-31 13544 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  CAS-BOT-BC242514  Eriogonum clavatum R. F. Hoover 1947-5-10 7143 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  CAS-BOT-BC242512  Eriogonum clavatum Eben McMillan 1952-5-20 127 San Luis Obispo Pinole Canyon-10 mi. s., 16 mi. e. Shandon Comment
  RSA201526  Eriogonum covilleanum Robert F. Hoover 1949-5-1 7638 San Luis Obispo Summit of Cottonwood Pass Comment
  SBBG18323  Eriogonum covilleanum C. B. Hardham 1961-4-8 6799 San Luis Obispo Cottonwood Pass, St Hwy 41, E of Cholame 609 Comment
  RSA66262  Eriogonum elegans J. T. Howell 1927-8-17 3002 San Luis Obispo 4 mi. south of Templeton. Comment
  CAS-BOT-BC246605  Eriogonum elegans R. F. Hoover 1966-9-16 10044 San Luis Obispo Sandy bed of Salinas River at mouth of Rocky Canyon Comment
  OBI81202  Eriogonum elongatum Frances Nguyen-Khoa, Lyla Khan, Alyssa Moore, Richard Squeri, Tyler Griffith 2015-4-19 2 San Luis Obispo Prospects Fire Lookout Tower (Bowden Ranch Open Space) Comment
  CAS-BOT-BC250248  Eriogonum fasciculatum var. polifolium R. F. Hoover 1967-3-28 10317 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  UC1032067  Eriogonum fasciculatum var. polifolium G. T. Nordstrom 1937-6-21 1373 San Luis Obispo 0.8 mi se Williams Ranch; Adelaida Quadrangle Comment
  UC1296163  Eriogonum gossypinum R. F. Hoover 1950-4-2 7800 San Luis Obispo near base of Crocker Grade; Panorama Hills Comment
  OBI11083  Eriogonum gracile Robert F. Hoover 1969-7-13 11455 San Luis Obispo 2 mi S of Atascadero Comment
  RSA216842  Eriogonum gracile var. gracile Robert F. Hoover 1966-10-1 10104 San Luis Obispo Lower Lopez Canyon Comment
  UCD82977  Eriogonum gracillimum CNPS SSN-SJV Foothill Team 2008-4-30 2 San Luis Obispo San Luis Obispo County; Carrizo Plains. 983 Comment
  OBI11054  Eriogonum heermannii Robert F. Hoover 1952-5-24 8218 San Luis Obispo Caliente Mt Comment
  OBI11056  Eriogonum heermannii var. heermannii Lonnie Belden July1965 s.n. San Luis Obispo Caliente Mt 1524 Comment
  OBI25764  Eriogonum nudum var. pubiflorum David J. Keil 1980-9-17 14203 San Luis Obispo Along Shell Crk Rd ca 2 mi N of hwy 58 Comment
  OBI72214  Eriogonum nudum var. pubiflorum E. L. Painter & M. Wetherwax, M. Wetherwax 2000-8-18 CR- 115 San Luis Obispo Camp Roberts. Near N side of Nacimiento River, above [SW of] Twin bridges 206 Comment
  CAS-BOT-BC33910  Eriogonum ordii Alice Eastwood 1926-5-5 13897 San Luis Obispo Cholame Comment
  OBI47632  Eriogonum ordii David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19267 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd 838 Comment
  CDA22641  Eriogonum parvifolium T. C. Fuller 1962-7-19 9240 San Luis Obispo Perfumo Canyon Road, 1.7 miles west of junction with Los Osos Valley Road, ca. 6 miles southwest of San Luis Obispo. 0 Comment
  JEPS56552  Eriogonum parvifolium Miss R. R. Reed 1916-10-11 San Luis Obispo San Luis Obispo Comment
  OBI4158  Eriogonum parvifolium Julie R. Potter 1969-6-29 49 San Luis Obispo Morro Bay State Park Comment
  SBBG84988  Eriogonum parvifolium C. F. Smith 1961-9-15 6500 San Luis Obispo about S side of White Lake, Dune Lakes, S of Oceano Comment
  SDSU19556  Eriogonum parvifolium Nuri Benet-Pierce, John P. Pierce 2010-6-5 302 San Luis Obispo Nipomo-Dunes National Wildlife Refuge, Guadalupe, California 6 Comment
  UC535083  Eriogonum parvifolium Susan G. Stokes 1933-7-6 70 San Luis Obispo Pismo Beach Comment
  OBI29563  Eriogonum parvifolium Melissa Luckow 1981-6-25 704 San Luis Obispo Coastal area just N of San Simeon Beach Comment
  OBI53874  Eriogonum parvifolium Arthur W. Hazebrook 1992-10-25 142 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill; small ridge S of Eucalyptus globulus stand Comment
  SEINET5331334  Eriogonum parvifolium var. parvifolium J. H. Barber 1898-8-3 s.n. San Luis Obispo Beach Comment
  OBI10965  Eriogonum roseum Robert F. Hoover 1946-9-14 6382 San Luis Obispo Santa Margarita-Creston rd Comment
  SBBG47384  Eriogonum roseum J. Copeland 1973-9-8 1015 San Luis Obispo 3.9 mi S of jct of St Hwys 41 and 229 Comment
  UC1392628  Eriogonum roseum R. F. Hoover 1969-9-9 11576 San Luis Obispo 4 mi w on road to Nacimiento Dam Paso Robles Comment
  UC771703  Eriogonum roseum R. F. Hoover 1946-8-18 6307 San Luis Obispo e side of La Panza Range on a branch of Navajo Creek La Panza Range, Navajo Creek Comment
  CAS-BOT-BC263442  Eriogonum temblorense John Thomas Howell; E. C. Twisselmann 1969-4-14 45497 San Luis Obispo Polonio Pass 539 Comment
  NY323581  Eriogonum tenuissimum A. Eastwood 1926-5-5 13897 San Luis Obispo Cholame Comment
  JEPS89529  Eriophyllum confertiflorum Dean William Taylor 1971-4-24 1003 San Luis Obispo on Cuesta Ridge Cuesta Ridge Comment
  OBI3980  Eriophyllum confertiflorum Elizabeth Rudd 1971-4-24 227 San Luis Obispo 3 mi NE of Santa Margarita 396 Comment
  RSA187159  Eriophyllum confertiflorum I. L. Wiggins 1929-5-21 3683 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  UC410844  Eriophyllum confertiflorum var. confertiflorum Alice Eastwood 1928-5-17 15124 San Luis Obispo on hills Chorro Creek Comment
  UCR122466  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 1998-5-20 4007 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  SEINET8687402 Image available Eriophyllum multicaule R. W. Summers 1884-6-17 s.n. San Luis Obispo Pecho; sand beach Comment
  JEPS27059  Eriophyllum multicaule Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7438 San Luis Obispo 1.5 mi w Bee Rock (old Lynch Ranch (see Bradley 15 ed. of 1919 USGS sheet), just n of Tierra Redonda Mtn., n San Luis Obispo County) 341 Comment
  RSA122468  Eriophyllum multicaule N. K. Carlson 1936-3-19 180 San Luis Obispo 1.1 miles NE of Pismo 69 Comment
  UC2027133  Eriophyllum pringlei Greg Wilvert 2005-4-2 108 San Luis Obispo Southeast Half of Caliente Range: 4 km W of Caliente Mountain Comment
  CAS-BOT-BC301955  Eriophyllum staechadifolium Ynez Whilton Winblad 1937-6-18 s.n. San Luis Obispo Cambria Comment
  SBBG119075  Erodium botrys M. Wetherwax, E. Painter 2000-3-7 CR 3 San Luis Obispo near jct of San Antonio Rd and abandoned part of Bee Rock Rd, near SW gate of impact area; Camp Roberts 200 Comment
  CDA25890  Erodium cicutarium Beth Waterbury 1983-4-8 91 San Luis Obispo Collected from moist loamy pasture along Highway 1, 8 miles north of San Luis Obispo. 0 Comment
  OBI28855  Erodium cicutarium David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14478 San Luis Obispo Rd at S end of Soda Lake ca 1/4 mi E of Soda Lake Rd Comment
  SD245385  Erodium cicutarium Josh Walker 2013-2-20 6 San Luis Obispo San Luis Obispo; Between creek and railroad tracks directly west of Spanos Stadium. 78 Comment
  CDA16878  Erodium moschatum G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  OBI66162  Erodium moschatum D. R. Miller 2003-3-20 303 .764 San Luis Obispo Pine Mt Region. Near propane tank at 3 Ranch house at 1st gate, San Simeon crk rd 600 Comment
  UC454511  Eryngium aristulatum var. hooveri E. P. Unangst 1908-7-30 San Luis Obispo Laguna Comment
  CAS-BOT-BC211083  Eryngium aristulatum var. hooveri R. F. Hoover 1946-8-24 6328 San Luis Obispo Laguna near San Luis Obispo Comment
  OBI8982  Eryngium aristulatum var. hooveri Robert F. Hoover 1941-8-3 6265 San Luis Obispo Laguna near San Luis Obispo Comment
  OBI8967  Eryngium vaseyi Robert F. Hoover 1946-6-30 6224 San Luis Obispo Near Creston (1 mi NE of, on road to Shandon) Comment
  CAS-BOT-BC54487  Erysimum capitatum R. F. Hoover 1952-4-10 8098 San Luis Obispo 9 miles east of Creston. Comment
  CAS-BOT-BC54491  Erysimum capitatum R. F. Hoover 1967-4-16 10466 San Luis Obispo Elkhorn Hills. Comment
  OBI15030  Erysimum capitatum var. capitatum Eben McMillan 1952-5-2 94 San Luis Obispo Choice Valley, 1 mi S, 8 mi E Shandon Comment
  OBI72323  Erysimum capitatum var. capitatum Anthony Baniaga, Theo Fitanides 2010-5-16 204 San Luis Obispo Tierra Redonda Mtn BLM ACEC 563 Comment
  SBBG95385  Erysimum capitatum var. capitatum C. Zeeb 1984-1-28 20 San Luis Obispo Morro Bay Kangaroo Rat Reserve in Los Osos Comment
  SBBG30916  Erysimum suffrutescens R. N. Philbrick 1968-6-7 San Luis Obispo N of Oso Flaco Lake Comment
  UCD115021  Erysimum suffrutescens Ann Johnson 1975-6-16 s.n. San Luis Obispo San Luis Obispo County: Morro Bay. Comment
  OBI74297  Erythranthe androsacea Theo Fitanides, Anthony Baniaga 2010-4-10 108 San Luis Obispo Tierra Redonda Mtn BLM ACEC 604 Comment
  OBI58730  Erythranthe floribunda Clare B. Hardham 1958-5-27 3423 San Luis Obispo Santa Lucia mts. 0.5 mi W of Chimney Rock, North Rd to Adelaida Comment
  OBI69899  Erythranthe floribunda D. R. Miller, E. A. Appel 2007-5-12 507 .85 San Luis Obispo Pine Mt Region. Along a road seep on West/NW Pine Mtn ,150m from Coles Ridge Gate 884 Comment
  CAS-BOT-BC383160  Erythranthe guttata David B. Lowry 2005-4-30 SLO San Luis Obispo In creek north of Hwy. 41 at mile marker 10.00 335 Comment
  OBI75087  Eschscholzia caespitosa Michael Walgren 2011-4-27 228 San Luis Obispo Pacific Gas and electric Diablo Nuclear Facility Comment
  CAS-BOT-BC403477  Eschscholzia californica Ernest C. Twisselmann 1969-6-22 15639 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch at the head of Choice Valley 640 Comment
  OBI31132  Eschscholzia californica Julie M. Vanderwier 1979-5-21 149 San Luis Obispo Indian Knob Tar Sands Comment
  OBI54195  Eschscholzia californica David J. Keil, Kathleen Keil 1995-4-15 24885 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI64414  Eschscholzia californica David J. Keil 2001-3-28 29207 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI8499  Eschscholzia californica R. D. McCall 1978-10-21 5 San Luis Obispo On hillside along Res. [Reservoir] Cyn about 1 mi from hwy 1 Comment
  UC1314982  Eschscholzia californica R. F. Hoover 1967-5-6 10528 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC403479  Eschscholzia californica Ernest C. Twisselmann 1954-4-12 1042 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 624 Comment
  OBI53587  Eschscholzia californica Arthur W. Hazebrook 1991-4-28 43 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill Comment
  OBI55193  Eschscholzia californica Greg Frugoli 1997-4-7 26 San Luis Obispo Black mtn Rd, La Panza range, Los Padres NF (hwy 58 burn area) 762 Comment
  OBI71232  Eschscholzia californica Ann Cochran 1986-7-29 54 San Luis Obispo Field behind las Pilitas Nursery, located on Las Pilitas Rd 305 Comment
  RSA201520  Eschscholzia californica var. crocea Robert F. Hoover 1952-4-8 8084 San Luis Obispo Just west of summit of Temblor Range on McKittrick road. Comment
  CAS-BOT-BC76479  Eschscholzia lemmonii R. F. Hoover 1952-4-1 8066 San Luis Obispo East edge of Carrizo Plain, 8 miles east of Simmler. Comment
  RSA176482  Eschscholzia lemmonii I. L. Wiggins 1932-3-21 5795 San Luis Obispo 2 miles east of Cholame Comment
  OBI69443  Eschscholzia lemmonii subsp. lemmonii David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30507 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  OBI22796  Eucalyptus polyanthemos Terral Kershaw 1970-2-21 12 San Luis Obispo Lawn strip area along N side of Admin bldg, Cal Poly campus, SLO 70 Comment
  OBI54293  Eucalyptus viminalis David J. Keil 1996-5-24 25866 San Luis Obispo Laguna Lake Park, SLO Comment
  OBI66257  Eulobus californicus David J. Keil 1997-4-18 26196 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  SBBG109590  Euphorbia lathyris C. B. Hardham 1959-6-20 4831 San Luis Obispo Santa Rosa Crk, Cambria Comment
  OBI59234  Euphorbia ocellata G. F. Hrusa 2000-9-30 15701 San Luis Obispo Elkhorn Grade, 1 st summit to E of Soda Lake Rd. UTM 11S, 0272589N, 3876705E 884 Comment
  OBI54890  Euphorbia ocellata subsp. ocellata David J. Keil 1996-9-13 26026 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  OBI31386  Euphorbia spathulata Joy H. Nishida, Ginger King 1982-4-25 335 San Luis Obispo American Cyn. .6 mi S of American Cyn campground 549 Comment
  UC455405  Euphorbia spathulata I. J. Condit 1909-3-27 San Luis Obispo North School Ridge North School Ridge, Calif. Poly. School; Calif. Poly. School Comment
  CAS-BOT-BC310714  Euthamia occidentalis R. F. Hoover 1946-9-14 6384 San Luis Obispo Creston Comment
  OBI34229  Extriplex californica David J. Keil 1983-11-19 18059 San Luis Obispo Around Shark Inlet at S end of Morro Bay in lee of sand spit Comment
  RSA18094  Festuca C. B. Wolf 1929-4-16 3653 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  OBI33024  Festuca arundinacea David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17150 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  SBBG94531  Festuca bromoides S. A. Junak 1990-5-1 4256 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd, ca. 2.4 mi W of US Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  SBBG97879  Festuca californica S. A. Junak 1990-7-26 4431 San Luis Obispo N slope of W Cuesta Ridge, ca. 0.4 NW of Pk 2478, just E of mine excavation, along abandoned mine rd which intersects W Cuesta Ridge Rd ca. 4 mi W of US Hwy 101 609 Comment
  OBI73007  Festuca californica David J. Keil 2000-6-15 28813 San Luis Obispo Irish Hills, San Luis Range. BLM parcel near Diablo Canyon Nuclear Power Plant Comment
  SBBG118034  Festuca myuros A. Dilworth, J. Goldzman, M. Petroelje 1998-4-13 San Luis Obispo Bivouac Rd, 0.3 mi N of intersection of Tower and Bivouac rds; Camp Roberts; LCTA Plot 41 240 Comment
  OBI35654  Festuca octoflora S. M. Inman 1983-4-25 25 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI17825  Festuca perennis Hans Wilgenburg 1977-8-11 33 San Luis Obispo Cal Poly campus; On Radio Hill Comment
  OBI21961  Festuca perennis Robert F. Hoover 1947-6-2 7263 San Luis Obispo Mouth of Chorro crk Comment
  OBI28223  Festuca perennis Rick Frelinger 1982-4-20 5 San Luis Obispo San Luis Crk between US hwy 101 lower Higuera St, San Luis Obispo Comment
  IRVC28933  Foeniculum vulgare G. K. Helmkamp 2003-10-24 8218 San Luis Obispo El Campo Rd 0.1 mi E of Los Berros Rd, SE of Arroyo Grande Central Coast 46 Comment
  OBI25699  Foeniculum vulgare Hannah Rothlin 1981-2-20 5 San Luis Obispo Found on the E hillside 1 mi N, past the entrance of Poly Cyn Comment
  OBI66992  Fragaria vesca D. R. Miller 1994-4-12 494 -198 San Luis Obispo Pine Mt Region, in Almaden flats lower forest edge, Pico Crk drainage 875 Comment
  OBI10300  Frangula californica subsp. californica Robert F. Hoover 1965-9-7 9522 San Luis Obispo Santa Rita Crk W of Templeton Comment
  CAS-BOT-BC52657  Frangula californica subsp. californica Carl B. Wolf 1927-11-27 1457 San Luis Obispo Low hills near ocean So. of Pescadero Comment
  CAS-BOT-BC52670  Frangula californica subsp. californica R. F. Hoover 1946-8-17 6288 San Luis Obispo Arroyo Grande Creek below junction of Lopez Canyon Comment
  OBI58095  Frankenia salina David J. Keil 1998-8-19 27990 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). 585 Comment
  SEINET11266408  Frankenia salina Robert L. Johnson 2015-7-29 4033 San Luis Obispo Growing on sea cliff between Harloe Ave and Harbor View Ave, Pismo Beach. Near bottom of stairs to Kon Tiki Inn.; 0 12 Comment
  RSA660371  Frankenia salina Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo On bay side of shoreline ca. 1/3 way S of point on Morro Bay Sandspit. 20 Comment
  RSA121146  Fremontodendron californicum G. T. Nordstrom 1937-6-11 1330 San Luis Obispo 2.6 miles NW of Josephine School 534 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
  CAS-BOT-BC504393  Fritillaria Clare B. Hardham 1957-4-25 1719 San Luis Obispo Cypress Mt., Santa Lucia Mountains Comment
  UC1296207  Fritillaria agrestis R. F. Hoover 1949-4-21 7621 San Luis Obispo 14 mi e of Creston (on La Pariza Road) Comment
  CAS-BOT-BC130269  Fritillaria biflora Reid Moran 1937-4-4 173 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC130291  Fritillaria biflora R. F. Hoover 1947-3-8 6652 San Luis Obispo San Simeon Comment
  CAS-BOT-BC130267  Fritillaria biflora W. R. Dudley 1903-4-3 s.n. San Luis Obispo Near second tunnel, Santa Margarita Mountains Comment
  OBI65832  Fritillaria biflora D. R. Miller 1994-4-1 494 -159 San Luis Obispo Pine Mtn Region. Below Coles Rd in near crk crossing Marmolejo crk drainage 732 Comment
  OBI27855  Fuchsia hybrida Annemarie Rond 1976-5-14 42 San Luis Obispo N side of bldg, Cal Poly campus Comment
  UCR266182  Fumaria capreolata David J. Keil 2001-3-13 29174 San Luis Obispo San Luis Obispo, [west] end of South Street at San Luis O. Creek 49 Comment
  CDA11553  Galium andrewsii subsp. andrewsii G. F. Hrusa 1993-5-22 11098 San Luis Obispo Black Butte Research Natural Area; Approx. 1/2 m N of Mt. Lowe. Comment
  CDA16880  Galium andrewsii subsp. intermedium G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  UC455887  Galium andrewsii subsp. intermedium I. J. Condit 1909-4-13 San Luis Obispo North School Ridge C. P. S. Comment
  OBI79366  Galium angustifolium David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31671 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  OBI40083  Galium aparine David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18630 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  RSA0020772  Galium aparine Greg Wilvert 2005-4-13 223 San Luis Obispo 4 km SSW of Lawson Spring. 752 Comment
  UCD121700  Galium aparine G. F. Hrusa 2000-4-11 15340 San Luis Obispo San Luis Obispo County: Goodwin pasture. Carrizo Plain Natural Area. Comment
  OBI72939  Galium californicum David J. Keil, with V. L. Holland and Lynne Dee Oyler 1991-9-5 22592 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  SBBG118265  Galium californicum subsp. flaccidum E. Painter, M. Wetherwax 2000-6-13 SLO 142 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 110 Comment
  SBBG93562  Galium californicum subsp. maritimum S. A. Junak 1990-7-12 4403 San Luis Obispo Cuesta Ridge W end of Cuesta Ridge Botanical Area, on S side of main rd (USFS Rd 29S11.3) ca. 5.3 mi W of Hwy 101 and 0.1 mi W of W boundary sign for the Botanical Area 762 Comment
  OBI32372  Galium hardhamiae David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16026 San Luis Obispo Cypress mtn, E of Cambria in Santa Lucia Mts Comment
  OBI58697  Galium hardhamiae David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27536 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  RSA212573  Galium nuttallii E. C. Twisselmann 1969-4-24 15200 San Luis Obispo Santa Ysabel Ranch, E side of the Salinas River 5 miles S of Paso Robles. 229 Comment
  SBBG119774  Galium parisiense M. Wetherwax, E. Painter with J. Greenhouse 2001-3-20 CR 150 San Luis Obispo S of palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts 225 Comment
  OBI17756  Galium porrigens Dave Imper 1977-3-21 89 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  OBI50296  Galium porrigens Tawney Odegard 1985-1-25 4 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley Rd after passing "Golf Course" sign, turn right on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi MBKR site is on the left Comment
  SBBG34948  Galium porrigens var. porrigens Mrs. R. W. Summers 1883-1 375 San Luis Obispo San Luis Mtn Comment
  UCD121924  Galium tricornutum Donald J. Bedell 1963-5-23 82 -3 San Luis Obispo San Luis Obispo County: Hills at the summit of Palo Prieta Canyon, eastern part of county. 716 Comment
  UC1122634  Garrya elliptica H. C. Lee 1936-2-7 386 San Luis Obispo 2.3 mi ne Slide Hill; Arroyo Grande Quad. 548 Comment
  CAS-BOT-BC144758  Garrya veatchii R. F. Hoover 1964-7-9 9146 San Luis Obispo 5 mi. w. of Pozo (Salsipuedes Creek) Comment
  OBI32333  Gastridium phleoides David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15984 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
  OBI52749  Gastridium phleoides David J. Keil, with V. L. Holland 1991-8-22 22566 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
  CDA4134  Genista T. C. Fuller 1968-5-22 17070 San Luis Obispo Ardath Drive at Mills Street & Pine Ridge Avenue, Cambria. 0 Comment
  OBI13270  Genista monspessulana Mrs. Robert F. Hoover 1962-2-23 39 San Luis Obispo Cambria Pine district Comment
  CAS-BOT-BC219138  Genista monspessulana Clare B. Hardham 1959-5-19 4562 San Luis Obispo along Las Tablas Creek near 7 X Ranch house Comment
  OBI79800  Geranium carolinianum David J. Keil, with Mike Walgren & Sally Krenn 2013-3-22 31557 San Luis Obispo Montana de Oro State Park. Canyon slopes south of Coon Creek, western portion of San Luis Range. Comment
  UC1285252  Geranium core-core R. F. Hoover 1947-4-18 6960 San Luis Obispo near Piedras Blancas Point Comment
  OBI27150  Geranium dissectum Thomas Burrows 1980-4-13 5 San Luis Obispo Reservoir Cyn 168 Comment
  RSA0042486  Geranium molle LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6437 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  CDA34873  Geranium rotundifolium David J. Keil 1999-5-27 28354 San Luis Obispo US 101, ca. 1.3 miles northwest of Cuesta Pass, ca. 0.4 mile south of Tassajara Creek Road. 0 Comment
  OBI79799  Gilia David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31570 San Luis Obispo Avenales Ranch, south of Pozo 420 Comment
  RSA574523  Gilia achilleifolia Peter L. Morrell, D. S. Krause 1994-5-27 457 San Luis Obispo At 6060 Ontario Road., 0.8 miles N of Avila Beach, San Luis exit off CA Hwy 101. 100 Comment
  OBI64452  Gilia achilleifolia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28698 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  UC2027421  Gilia austrooccidentalis Greg Wilvert 2005-4-16 241 San Luis Obispo Southeast Half of the Caliente Range. 1.7 km N of Quail Spring Reservoir. Comment
  SBBG107941  Gilia capitata subsp. staminea C. B. Hardham 1957-5-5 1836 San Luis Obispo approx 2 mi NE of Parkhill on Calf Cyn Rd Comment
  SBBG118978  Gilia clivorum J. M. Porter with T. Anderson 2005-4-25 14359 San Luis Obispo St Hwy 46, 0.5 mi E of Antelope Rd 527 Comment
  UCR29914.2  Gilia clivorum J. H. Nishida, Julie Oxford 1982-4-16 327 San Luis Obispo South Coast Range, 0.6 - 1.2 mi south of American Canyon Campground 579 Comment
  JEPS99329  Gilia clivorum C. B. Hardham 1958-4-26 3168 San Luis Obispo W of Paso Robles (Peachy Canyon) Comment
  CAS-BOT-BC225554  Gilia tenuiflora Mrs. L. Seitz 1927-4-25 s.n. San Luis Obispo Atascadero Comment
  UC23660  Gilia tenuiflora W. H. Brewer 1861-4-30 517 San Luis Obispo Atascadero Comment
  CAS-BOT-BC225552  Gilia tenuiflora Eben McMillan 1957-3-26 3298 A San Luis Obispo Pinole Hills, Sandy Canyon, eastern San Luis Obispo County 518 Comment
  RSA148693  Gilia tenuiflora Clare B. Hardham 1961-4-1 6693 San Luis Obispo Along the Nacimiento. Los Burros and Los Bueyes Creek. 30 Comment
Read comments
Apr 20 2013
  RSA127013  Gilia tenuiflora subsp. amplifaucalis Benj. Cobb 1907-4-20 s.n. San Luis Obispo Paso Robles. Comment
  SBBG18109  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1960-4-3 5291 San Luis Obispo Cypress Mtn 701 Comment
  UC1023805  Gilia tenuiflora subsp. tenuiflora R. F. Hoover 1947-4-26 7086 San Luis Obispo n Pozo (Upper Toro Creek); , n of Pozo Comment
  OBI56659  Glebionis coronaria David J. Keil 1998-4-15 26746 San Luis Obispo Pismo Beach. Field at Intersection of Cliff & Price. Comment
  UCR15613  Glebionis segetum George K. Helmkamp 1978-6-3 s.n. San Luis Obispo Central Coast, roadside in Morro Bay Comment
  UCSB12336  Glycyrrhiza lepidota Steward, Alfred 1942-8-30 San Luis Obispo Abrahamson Ranch 1/2 mile north of Templeton Comment
  UCR248276  Gnaphalium californicum David J. Keil, Tina Teed, Mariko Uchida 2001-6-15 29604 San Luis Obispo South Coast Range, Camp San Luis Obispo. Chorro Creek drainage, Chorro Creek Bog Thistle exclosure 244 Comment
  RSA781232  Gnaphalium luteoalbum A. C. Sanders 2011-2-21 38726 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  UCR122593  Gnaphalium luteoalbum George K. Helmkamp 1995-11-23 112 San Luis Obispo Central Coast, Junction of Martingale Avenue and Buckskin Drive in Los Osos 46 Comment
  CAS-BOT-BC302514  Gnaphalium palustre Ernest C. Twisselmann 1954-5-15 1239 San Luis Obispo Temblor Range and the Western San Joaquin Vallley. Vernal Pool at Palo Prieta Summit, 8 miles south of Cholame 667 Comment
  OBI17218  Grayia spinosa Robert F. Hoover 1952-4-20 1952 San Luis Obispo Near north end of elkhorn Plain, W base of Temblor Range Comment
  OBI82490  Grindelia camporum David J. Keil, with Kathleen Keil 2016-6-26 33283 San Luis Obispo Santa Rita Road between Cayucos and Templeton 250 Comment
  OBI67140  Grindelia camporum M. Wetherwax & E. L. Painter, E. L. Painter 2000-6-13 SLO- 147 San Luis Obispo Camp San Luis Obispo. Along Madera rd, near jctn with Amador Rd 95 Comment
  OBI72782  Grindelia camporum D. R. Miller 2009-6-11 609 .892 San Luis Obispo Below Cole's road in Marmolejo crk drainage. 762 Comment
  CAS-BOT-BC305112  Grindelia hirsutula Alice Eastwood; John Thomas Howell 1936-5-7 2250 San Luis Obispo Hills ne. of San Luis Obispo Comment
  OBI16371  Grindelia hirsutula Robert F. Hoover 1952-7-13 8266 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  UC177086  Grindelia hirsutula E. Palmer, M. D. 1876-6-26 249 San Luis Obispo Comment
  UC54021  Grindelia hirsutula Miss Lydia Summers 1892-5-25 San Luis Obispo near Morro Comment
  CAS-BOT-BC305114  Grindelia hirsutula Clare B. Hardham 1957-8-23 2519 San Luis Obispo Santa Lucia Mountains. Santa Rita Rd near Cayucos Rd. Comment
  UC455737  Guillenia lasiophylla I. J. Condit 1908-3-27 San Luis Obispo n hillside Calif. Poly. School canyon; Calif. Poly. School Comment
  OBI59091  Hainardia cylindrica David J. Keil 1998-5-18 27292 San Luis Obispo Junction Hwy 1 & Villa Creek Rd. N of Cayucos. Comment
  CAS-BOT-BC307271  Hazardia squarrosa var. grindelioides Clare B. Hardham 1956-11-19 1531 San Luis Obispo Paradise Valley, Atascadero, Santa Lucia Mountains Comment
  OBI75210  Hedera helix David J. Keil 2011-8-20 31093 San Luis Obispo San Luis Obispo. Along Vachell Lane near intersection with South Higuera Street 35 Comment
  UCR122127  Hedypnois cretica George K. Helmkamp 2002-4-21 7482 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  OBI33290  Helenium bigelovii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15722 San Luis Obispo Pennington Crk Bio Reserve, W of San Luis Obispo Comment
  SFV5033  Helenium puberulum F. M. Ball 1951-4-28 s. n. San Luis Obispo Oso Flaco Lake. Base of dunes. Comment
  UCR103952  Helianthemum scoparium George K. Helmkamp 1997-6-22 2079 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  CAS-BOT-BC211492  Helianthemum scoparium Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9449 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with Sate Highway #178 Comment
  CAS-BOT-BC211494  Helianthemum scoparium Mary E. Wall 1933-5-28 s.n. San Luis Obispo Santa Margarita, El Dorado School Comment
  OBI49652  Helianthus gracilentus Clifton F. Smith 1988-5-17 12137 San Luis Obispo N slopes of Pie Mtn in McChesney Wilderness, La Panza Range, abut a mile or so below summit Comment
  UC1177073  Helianthus gracilentus Peter H. Raven 1951-6-13 2984 San Luis Obispo 3 mi from entrance <to park?> (on Pozo-Bakersfield Rd. (Kern Co.)); Los Padres National Forest, La Panza Range Comment
  OBI38244  Heliotropium curassavicum Eric Wise 1981-7-27 995 San Luis Obispo Greengate Ponds. Orcutt rd Comment
  OBI38246  Heliotropium curassavicum Eric Wise 1982-5-17 1471 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  SBBG104611  Helminthotheca echioides F. L. Johnson, E. A. Young 1993-6-23 ROB 687 San Luis Obispo Chorro Crk, near gravel pit; Camp San Luis Obispo Comment
  CAS-BOT-BC309861  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1946-6-22 6179 San Luis Obispo San Luis Obispo (Calif. Polytechnic School range, n. of campus) Comment
  OBI16225  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1969-6-23 11386 San Luis Obispo San Luis Obispo, end of Lawrence Dr Comment
  UCR27942  Hemizonia corymbosa A. C. Sanders 1981-8-9 2317 San Luis Obispo Central Coast, Cambria, corner of Windsor and Drake 30 Comment
  RSA586368  Hemizonia fasciculata F. L. Johnson, E. A. Young 1993-5-25 ROB- 0588 San Luis Obispo 0.5 km N of Bee Rock on E Perimeter Road. Plant Inventory of Camp Roberts and Camp San Luis Obispo. Comment
  RSA121065  Hemizonia halliana E. C. Twisselmann 1954-4-22 1109 San Luis Obispo Cholame Flats, 2 miles NE of Cholame 351 Comment
  UCR13892  Hemizonia increscens subsp. increscens George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  OBI68363  Heracleum maximum David J. Keil 2003-6-28 30279 San Luis Obispo Highway 1 in Cambria Comment
  OBI7217  Hesperocyparis macrocarpa R. A. Hays 1957-10-12 s.n. San Luis Obispo Perfumo Cyn, San Luis Obispo 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
  OBI27042  Hesperocyparis sargentii James Courtney 1981-2-23 35 San Luis Obispo Pennington Crk Biological Reserve, San Luis Obispo Comment
  OBI7235  Hesperocyparis sargentii Robert F. Hoover 1946-12-8 6570 San Luis Obispo Upper Chorro Crk Comment
  UCSB23059  Hesperocyparis sargentii Broder, Richard 1960-4-10 San Luis Obispo Along dirt road to TV transmitting station, 3.2 miles W of dirt road junction and U.S. 101 at Cuesta Grade summit Comment
  UC410846  Hesperolinon micranthum Alice Eastwood 1928-5-17 15122 San Luis Obispo on hills along Chorro Creek; San Luis Obispo Comment
  CAS-BOT-BC422601  Hesperomecon linearis Mabel M. Miles 1886-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  OBI27316  Hesperomecon linearis Robert L. Allen, Nancy E. Arnold 1981-5-10 278 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  HSC91507  Heteromeles arbutifolia Susan H. Bicknell 1989-4-20 San Luis Obispo Montano de Oro, Hazard Canyon Comment
  OBI83471  Heteromeles arbutifolia Stellios Bonadurer, Lauren O'Sullivan, Kevin Flood, Sam Johnson, Brandon Gordon, Danielle Bain 2017-1-29 3 San Luis Obispo From Serrano trailhead on Madonna Mt, up 200 ft where trail meets forest 163 Comment
  OBI74383  Heterotheca grandiflora Theo Fitanides, Anthony Baniaga 2010-5-7 153 San Luis Obispo Tierra Redonda Mtn BLM ACEC 373 Comment
  CAS-BOT-BC176953  Heterotheca sessiliflora subsp. echioides J. C. Semple; J. Chimielewski 1987-9-27 8963 San Luis Obispo Ca-58, just E of CA-229 (MP-0.75) 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
  OBI82605  Hieracium argutum David J. Keil, with Kathleen Keil 2016-6-26 33267 San Luis Obispo Santa Rita Road west of Templeton Comment
  CDA16339  Hirschfeldia incana G. F. Hrusa 2000-4-1 15326 San Luis Obispo Carrizo Plain; Immed. N of Carrizo Plain, along Bitterwater Rd at Kern County line. 579 Comment
  CAS-BOT-BC55424  Hirschfeldia incana Ernest C. Twisselmann 1967-9-8 13669 San Luis Obispo Temblor Range and the Western San Joaquin Valley. T. Franklin Twisselmann residence, Choice Valley. 640 Comment
  UCSB59909  Hoita macrostachya Penkala, Brad; Ryan, P. 1987-7-17 San Luis Obispo Along Reservoir Canyon trail, 1/4 mile southeast of cattle guard at end of Reservoir Road, 1 mile north of San Luis Obispo off Hwy. 101 164 Comment
  OBI76664  Hollisteria lanata Jason Dart, Meg Perry 2008-4-14 310 San Luis Obispo Temblor Range, Palo Prieto Conservation Bank, Still Parcel, 0.6 mi ESE of Twisselmann Lake 713 Comment
  RSA784653  Hollisteria lanata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 45 San Luis Obispo close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166. Comment
  UCR117399  Holocarpha heermannii O. F. Clarke 2000-10-22 s.n. San Luis Obispo Outer South Coast Range, at Cal and Letty French residence on Chimney Rock Road. c. 1/2 mile east of Paso Robles 229 Comment
  OBI16065  Holocarpha heermannii Robert F. Hoover 1947-8-17 7381 San Luis Obispo Near summit of Santa Lucia Mts on Templeton -Cambria Rd Comment
  OBI26247  Holodiscus discolor M. E. Schneider 1974-6-1 s.n. San Luis Obispo NE face of San Luis Obispo Comment
  RSA18219  Hordeum brachyantherum C. B. Wolf 1929-4-16 3631 San Luis Obispo 2 miles north of Cayucos Comment
  UC1146326  Hordeum brachyantherum subsp. brachyantherum R. F. Hoover 1965-6-14 9419 San Luis Obispo 1.8 mi N of Arroyo de la Cruz Comment
  UC126592  Hordeum brachyantherum subsp. californicum Joseph Burtt Davy 7600 San Luis Obispo Templeton Ranch Asuncion, Templeton Comment
  SBBG118217  Hordeum depressum M. Wetherwax, E. Painter, D. Keil 2000-4-18 SLO 68 San Luis Obispo S of large serpentine outcrop W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  OBI56426  Hordeum depressum David J. Keil 1999-5-14 s.n. San Luis Obispo Shandon Rest Area on hwy 46, E of Paso Robles Comment
  OBI59126  Hordeum depressum David J. Keil, with Curtis Clark 1998-4-17 26778 San Luis Obispo Carrizo Plain. N of Soda Lake in vicinity of intersection of Belmont Tral and Clarksburg Rd. Comment
  OBI32470  Hordeum marinum Rhonda Riggins 1982-5-16 1405 San Luis Obispo Right-of-way adjacent grazing land, Tassajara Canyon Road 0.2 mi W US 101 Comment
  OBI82466  Horkelia cuneata David J. Keil, with V. L. Holland 2015-6-19 33248 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 150 Comment
  JEPS47191  Horkelia cuneata subsp. cuneata William S. Cooper 1925-8-20 153 San Luis Obispo Nipomo Comment
  OBI10085  Horkelia cuneata subsp. cuneata Robert F. Hoover 1968-4-20 11069 San Luis Obispo Mesa summit south fo Arroyo de la Cruz Comment
  CAS-BOT-BC143393  Horkelia yadonii Ernest C. Twisselmann 1956-6-13 2929 San Luis Obispo Northeast spur of Black Mountain 533 Comment
  OBI65873  Hosackia crassifolia var. otayensis D. R. Miller 1999-5-21 599 /711 San Luis Obispo On Art Williams' road in (Littlow Pine) on Upper Marmolejo drainage 914 Comment
  UC1101447  Hydrocotyle ranunculoides Malcolm A. Nobs and S. Galen Smith 1948-9-9 667 San Luis Obispo ca. 4 mi. s. Pismo Beach (Dune Lakes Gun CLub); Dune Lakes Gun CLub Comment
  OBI13997  Hypericum scouleri Robert F. Hoover 1950-6-21 8015 San Luis Obispo Pine Mt, Santa Lucia Mts Comment
  SBBG93796  Hypochaeris glabra S. A. Junak 1990-4-26 4199 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
  OBI15990  Isocoma menziesii var. vernonioides Robert F. Hoover 1946-8-8 6281 San Luis Obispo N end of Morro Bay Comment
  UCR123554  Isocoma menziesii var. vernonioides George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5330 A San Luis Obispo Central Coast, Morro Bay State Park at the south end of the marina. 6 Comment
  SBBG17149  Isoetes nuttallii C. B. Hardham 1959-4-19 4260 San Luis Obispo 0.7 mi W of Huerhuero Bridge, St Hwy 41 Comment
  SBBG122342  Isolepis carinata D. Keil 1998-4-2 26529 San Luis Obispo East-West Ranch, Cambria Comment
  CAS-BOT-BC112559  Isolepis cernua Clare Butterworth Hardham 1959-5-21 4665 San Luis Obispo Arroyo de la Cruz Comment
  OBI22581  Isolepis cernua Robert F. Hoover 1965-5-22 9406 San Luis Obispo Cambria, N of town Comment
  OBI26009  Isolepis cernua David J. Keil 1981-5-16 14599 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  CAS-BOT-BC112557  Isolepis cernua Clare Butterworth Hardham 1958-9-2 3915 San Luis Obispo Springs on serpentine. Stenner Creek near San Luis Obispo Comment
  CAS-BOT-BC101928  Juglans californica C. James Swanson 1967-3-28 s.n. San Luis Obispo along Santa Rosa Creek, 3.2 miles east of Cambria along Highway 41 91 Comment
  SBBG48524  Juncus balticus L. W. Edge 1974-6-11 463 San Luis Obispo Santa Rita Cyn Rd Comment
  RSA69457  Juncus breweri F. W. Peirson 1920-7-29 2213 San Luis Obispo 1 mile south of Pismo, on sand dunes. Comment
  OBI79013  Juncus bufonius David J. Keil 2013-8-22 31955 San Luis Obispo Morro Bay State Park. Turtle Rock trail (Morro Creek Road) on northern side of Cerro Cabrillo (35.353028 deg. , -120.827404 deg. to 35.356219 deg. , -120.823248 deg. ; 35.357058W, -120.821432 deg. ) 12 Comment
  RSA220207  Juncus bufonius Ernest C. Twisselmann 1969-11-28 16362 San Luis Obispo Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon. 701 Comment
  OBI17754  Juncus bufonius var. bufonius Dave Imper 1977-4-7 108 San Luis Obispo Project location 1 mile SW of Highway 227 on Price Canyon road.; 35.188234 -120.618426 76 Comment
  OBI37906  Juncus bufonius var. bufonius David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18638 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  OBI43562  Juncus bufonius var. bufonius David J. Keil 1982-7-2 16265 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn Trl Comment
  OBI72288  Juncus bufonius var. bufonius Anthony Baniaga, Theo Fitanides 2010-4-18 137 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  POM262044  Juncus bufonius var. bufonius I. L. Wiggins 1929-4-13 3466 San Luis Obispo 1 mile north of San Luis Obispo. Comment
  RSA180132  Juncus bufonius var. bufonius Clare B. Hardham 1958-5-7 3223 San Luis Obispo Santa Lucia Mountains: Hills between Bee Rock and the Nacimiento. Comment
  UC1969535  Juncus dubius David Keil 2010-6-7 30864 San Luis Obispo La Panza Mountains. Highway 58. Comment
  CDA21161  Juncus macrophyllus G. F. Hrusa 1993-5-21 11044 San Luis Obispo Huasna area. Approx. 4 km. beyond Stony Creek Campground. Comment
  UC842919  Juncus occidentalis Marcus E. Jones, A. M. 1882-5-9 3247 San Luis Obispo San Luis Obispo Comment
  OBI80300  Juncus patens William McNulty, Blair Howington and Julia Mace 2014-11-11 1 San Luis Obispo Cal Poly property, 1 mile east of 'Architecture Graveyard' in Poly Canyon 152 Comment
  SBBG104952  Juncus patens F. L. Johnson, E. A. Young 1993-5-27 ROB 683 San Luis Obispo Cerro Romualdo, Camp San Luis Obispo Comment
  SBBG104948  Juncus phaeocephalus F. L. Johnson, E. A. Young 1993-5-27 ROB 680 San Luis Obispo Cerro Romualdo, Camp San Luis Obispo Comment
  SBBG18410  Juncus phaeocephalus C. B. Hardham 1956-6-3 891 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  RSA756114  Juncus xiphioides David J. Keil, Tina Teed, Mariko Uchida 2001-6-15 29601 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. 244 Comment
  SEINET8075525  Juncus xiphioides David Keil 2000-5-26 28752 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
  UCR43269  Keckiella cordifolia David Charlton 1986-5-17 221 San Luis Obispo 27.5 miles west of Kern Co. line on Pozo Rd. at La Panza Campground entrance 915 Comment
  CAS-BOT-BC235801  Keckiella cordifolia W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mountains near R.R. tunnels Comment
  UCR218030  Kickxia elatine Tim Thomas 2010-7-17 5251 San Luis Obispo Morro Bay, 3.5 miles from coast, NW of Hollister Peak, vic. of San Luisito and Chorro Creek intersection 27 Comment
  RSA0019485  Koeleria macrantha David J. Keil 1988-3-19 20429 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
  OBI17230  Krascheninnikovia lanata Robert F. Hoover 1950-4-14 7813 San Luis Obispo Directly E of Soda Lake, Carrizo Plain Comment
  OBI15964  Lagophylla ramosissima Robert F. Hoover 1965-9-19 9591 San Luis Obispo 2 mi E of Santa Margarita Comment
  POM182579  Lagophylla ramosissima D. D. Keck 1931-6-23 1261 San Luis Obispo 4.2 miles S of Atascadero. Comment
  JEPS27058  Lastarriaea coriacea Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7437 San Luis Obispo 1.5 mi w of Bee Rock (just n of Tierra Redonda Mountain, on Old Lynch Ranch, Northern San Luis Obispo County); Old Lynch Ranch 341 Comment
  CAS-BOT-BC334582  Lasthenia californica M. E. Jones 1882-5-9 s.n. San Luis Obispo San Luis Obispo 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-BC339012  Lasthenia californica Ernest C. Twisselmann 1954-3-20 903 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3 1/2 miles south of US466 518 Comment
  CAS-BOT-BC339014  Lasthenia californica Eben McMillan 1958-4-18 43 -11 San Luis Obispo Alkali sinks south of Soda Lake 640 Comment
  CAS-BOT-BC324417  Lasthenia californica subsp. macrantha R. F. Hoover 1965-6-14 9415 San Luis Obispo 1.8 mile north of Arroyo de la Cruz Comment
  CAS-BOT-BC324419  Lasthenia californica subsp. macrantha R. F. Hoover 1948-2-22 7420 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  UC1357620  Lasthenia ferrisiae R. F. Hoover 1966-3-30 9767 San Luis Obispo s Soda Lake; Carrizo Plain Comment
  CAS-BOT-BC352742  Lasthenia fremontii R. F. Hoover 1952-4-10 8112 San Luis Obispo 5 miles S of Simmler, Carrizo Plain. Comment
  CAS-BOT-BC352744  Lasthenia fremontii R. F. Hoover 1947-3-30 6847 San Luis Obispo 1 mile S of Simmler, Carrizo Plain. 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
  UCD163514  Lasthenia gracilis CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 612 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 846 Comment
  UCR29466  Lasthenia gracilis Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-4-4 734 San Luis Obispo Huasna Rd, 0.5 mi NW of where the Huasna River crosses the road Comment
  SBBG34542  Lasthenia gracilis C. B. Hardham 1964-3-8 11008 San Luis Obispo Bear Trap, headwaters of the San Juan Crk (River) Comment
  RSA212065  Lasthenia leptalea E. C. Twisselmann 1969-4-14 15105 San Luis Obispo Bedell ranch, 5 miles SE of Creston. Plants of the La Panza Range. 351 Comment
  UC1363806  Lasthenia leptalea Robert Ornduff 1958-5-11 4976 San Luis Obispo North Traffic Way 1.8 mi n Atascadero city center (hillside opposite old adobe remains near railroad tracks, between Asuncion Station and San Jacinto Ave) Comment
  UCSB17023  Lasthenia leptalea Hardham, Clare 1963-3-24 San Luis Obispo Huero Huero River, Pierce Ranch, 7 miles east of Creston Comment
  OBI82554  Lathyrus latifolius David J. Keil, with Bill Waycott et al. 2015-7-9 33333 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  OBI78693  Lathyrus vestitus Katie Shenon 2013-2-10 1 San Luis Obispo Cal Poly, San Luis Obispo in Poly Canyon to Eucalyptus grove, across creek and 50 ft left side of the hill. 91 Comment
  UCD106470  Lathyrus vestitus H. van Elden 1928-4-1 s.n. San Luis Obispo San Luis Obispo County: Atascadero. Comment
  SEINET8693760 Image available Lathyrus vestitus var. vestitus Richard R. Halse 2015-1 9347 San Luis Obispo Along Santa Rosa Creek Road ca. 0.6 miles northwest of its junction with State Hwy. 46; Santa Lucia Range, east of Cambria 440 Comment
  UC1128944  Lathyrus vestitus var. vestitus W. A. Peterson 1937-4-29 773 San Luis Obispo Martinez Canyon La Panza Quad. 594 Comment
  CAS-BOT-BC321643  Layia glandulosa Ernest C. Twisselmann 1967-5-8 13014 San Luis Obispo La Panza Range. Shell Creek fork of Cammatta Canyon. 472 Comment
  JEPS74769  Layia glandulosa L. R. Heckard, T. I. Chuang, and R. C. Bacigalupi 1975-4-22 3978 San Luis Obispo along Calif. route 1, .2 mi w Black Lake junction Comment
  UC455576  Layia glandulosa I. J. Condit 1908-4-4 San Luis Obispo w San Luis Obispo; Osos Valley Comment
  CAS-BOT-BC327210  Layia heterotricha Roxana S. Ferris 1935-3-29 9119 San Luis Obispo 16 miles S of Soda Lake on the Maricopa Road, Carriso Plain Comment
  OBI15865  Layia heterotricha Eben McMillan 1958-4-27 62 San Luis Obispo Temblor Mt. North side. 1 mi SW of Carneras Rocks Comment
  UC1069740  Layia heterotricha W. A. Peterson 1937-4-20 721 San Luis Obispo 1 mi sw of mouth of Hay Canyon; La Panza Quadrangle Comment
  CDA17659  Layia hieracioides Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Callender Dunes; South edge of White Lake. Comment
  CAS-BOT-BC327495  Layia jonesii Ira L. Wiggins 1929-4-15 3595 San Luis Obispo 8 miles NW of San Luis Obispo on hwy to Morro Comment
  OBI78803  Layia jonesii Michael Walgren 2014-4-15 387 San Luis Obispo Chevron Oil Company property east of Del Mar Park in the City of Morro Bay. 127 Comment
  UC1069746  Layia jonesii H. C. Lee 1936-3-23 528 San Luis Obispo 3/4 mi se Mine Hill; Arroyo Grande Quad. Comment
  UC455574  Layia jonesii I. J. Condit 1910-5-8 San Luis Obispo Comment
  UC89143  Layia jonesii Miss M. M. Miles 57 San Luis Obispo San Luis Obispo Comment
  OBI76648  Layia munzii Meg Perry 2010-4-23 23 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, Sect 4 613 Comment
  CAS-BOT-BC327616  Layia munzii David D. Keck; J. Clausen 1935-4-9 3097 San Luis Obispo Cholame Creek at Cholame 365 Comment
  CAS-BOT-BC327673  Layia munzii Eben McMillan 1958-4-18 43 -5 San Luis Obispo Low hills SE of Soda Lake. 670 Comment
  OBI28820  Layia munzii Melissa Luckow, With CNPS 1981-4-18 678 San Luis Obispo Just S of Soda Lake Comment
  POM203555  Layia munzii I. L. Wiggins 1932-3-20 s.n. San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  UC524098  Layia munzii Ira L. Wiggins 1932-3-20 5784 San Luis Obispo in immediate vicinity Cholame Comment
  OBI72099  Layia platyglossa Michael Walgren 2010-4-7 102 San Luis Obispo San Simeon State Park; W of hwy 1 and N of access rd to Piedras blancas Light station Comment
  UC1069760  Layia platyglossa C. M. Belshaw 1936-3-28 1748 San Luis Obispo 1.6 mi nnw of Point Estero; Cayucos Quadrangle Comment
  OBI69309  Lemna David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29827 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  OBI33081  Lemna gibba David J. Keil, CNPS Rare Plant Committee 1983-5-1 16966 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI38515  Lemna minor Eric Wise 1981-6-27 752 a San Luis Obispo Alamo Crk, near Twitchell Res Comment
  UC455203  Lemna minuscula I. J. Condit 1908-11-14 San Luis Obispo Oceano Comment
  UC456128  Lepechinia calycina I. J. Condit 1908-5-2 San Luis Obispo Bishop Peak Comment
  CAS-BOT-BC88727  Lepidium acutidens David D. Keck; J. Clausen 1935-4-9 3102 San Luis Obispo Cholame Creek, in the large alkaline flat to the easterly of Cholame. 365 Comment
  OBI28819  Lepidium acutidens Melissa Luckow, With CNPS 1981-4-18 679 San Luis Obispo Just S of Soda Lake Comment
  OBI55344  Lepidium appelianum David J. Keil 1998-5-9 27158 San Luis Obispo NE corner of intersection of Foothill Rd. and Los Osos Valley Road near outskirts of SLO. Comment
  CAS-BOT-BC88886  Lepidium chalepense Clare B. Hardham 1958-2-13 2822 San Luis Obispo Santa Lucia Mountains. Cambria, near public beach. Comment
  CAS-BOT-BC89011  Lepidium dictyotum Ernest C. Twisselmann 1955-3-22 1747 B San Luis Obispo Temblor Range and the Western San Joaquin Valley. 1 mile north of Soda Lake, Carissa Plains. 609 Comment
  CAS-BOT-BC89021  Lepidium dictyotum R. F. Hoover 1947-3-30 6848 San Luis Obispo 1 mile south of Simmler, Carrizo Plain. Comment
  UCD147063  Lepidium dictyotum var. dictyotum Rachelle Boul; T. Keeler-Wolf,A. Klein,D. Hickson,T. Johnson 2008-3-14 CARR 19 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains; the stand borders the main road of Soda Lake. 577 Comment
  CDA16834  Lepidium nitidum G. F. Hrusa, L. Saslaw 2001-4-12 15771 San Luis Obispo Carrizo Plain; Panorama Rd. +- 1/2 mi. E of entrance to Washburn Administrative Site (Washburn ranch). Comment
  OBI64929  Lepidium nitidum Greg Wilvert 2005-3-21 20 San Luis Obispo SE half of the Caliente Range. Approx 1/3 km W of the S end of Pipeline Rd, overlooking Cuyama Valley 768 Comment
  OBI75000  Lepidium nitidum David J. Keil 1988-3-19 20436 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  OBI78940  Lepidium nitidum David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area Proposed for development as solar farm by OptiSolar Corporation. Comment
  CAS-BOT-BC12589  Lepidium nitidum David D. Keck; J. Clausen 1935-4-9 3101 San Luis Obispo Cholame Creek, in the large alkaline flat easterly of Cholame. 365 Comment
  OBI14991  Lepidium nitidum Eben McMillan 1952-3-21 1 San Luis Obispo In Polonio Pass 5 mi NE of Cholame Comment
  UC455706  Lepidium nitidum var. oreganum I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  OBI15021  Lepidium pinnatifidum Robert F. Hoover 1947-8-2 7347 San Luis Obispo Near Small Twin Lake S of Arroyo Grande Comment
  OBI57212  Lepidium strictum David J. Keil 1998-4-28 26988 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI44990  Lepidium strictum David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15810 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  SBBG107715  Leptosiphon liniflorus C. B. Hardham 1956-5-9 651 San Luis Obispo Chimney Rock area Comment
  OBI69806  Leptosiphon liniflorus D. R. Miller 1993-5-15 593 -10 San Luis Obispo Pine Mt Region. On Tobacco Ridge Rd just above Cline Cabin 549 Comment
  UCSB57192  Leptosiphon parviflorus Ryan, P.; Callaway, R. 1987-4-16 San Luis Obispo In Reservoir Canyon, 1/4 mile from end of Reservoir Road, north of San Luis Obispo off Hwy. 101 182 Comment
  OBI80402  Leptospermum laevigatum Devon Jackson, Randy Lesinski, Augustina Remedios, Christopher Khoa Luu, Rachal Lindquist, Tony Landeros, Zack Perea 2015-2-8 1 San Luis Obispo Oceano Dunes trail. About 200-300 yards up the trail north from Pier Avenue. On the left side of the trail. 0 Comment
  UCSB12192  Leptosyne bigelovii 1962-3-24 San Luis Obispo 4.9 miles northeast of U.S. 466 at Cholame on State 41 near summit of Cottonwood Pass, Diablo Range 548 Comment
  UC2027006  Leptosyne calliopsidea Greg Wilvert 2005-3-26 50 San Luis Obispo Southeast Half of the Caliente Range. Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range Comment
  UCR140995  Lessingia filaginifolia var. filaginifolia George K. Helmkamp 2004-3-5 8331 San Luis Obispo Central Coast, 1.0 mi (direct line) south of Oceano airport 15 Comment
  SEINET3929524  Lessingia glandulifera var. glandulifera David Keil 1986-9-27 19773 San Luis Obispo Ca. 1/2 mile E of Pine Canyon Forest Station along California 166. Slopes around dry bed of Cuyama River.; 0 Comment
  CAS-BOT-BC339450  Lessingia glandulifera var. glandulifera Willard Spence 1962-6-21 673 San Luis Obispo Bank of Bitterwater Creek (dry), Palo Prieto Canyon, 1.2 miles off Route 41 and 466, Cholame Comment
  CAS-BOT-BC339456  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1954-7-17 1433 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta [Prieto] Canyon: 3 miles south of Cholame 487 Comment
  CAS-BOT-BC330421  Lessingia tenuis R. F. Hoover 1846-8-18 6316 San Luis Obispo Fernandez Creek, near N base of La Panza Range Comment
  SBBG126131  Lessingia tenuis D. Keil with K. A. Keil 1998-6-13 27817 San Luis Obispo La Panza Mtns, vicinity of Shell Crk, 0.5 mi from jct of Shell Crk Rd and Hwy 58 Comment
  SEINET200140 Image available Leymus M. A. Nobs, SG Smith 1949-6-22 821 San Luis Obispo Oceano 3 miles south of Pismo Beach Comment
  CDA17615  Leymus pacificus Austin Griffiths, G. F. Hrusa, E. W. Thompson 1983-7-17 s.n. San Luis Obispo Just NE of point above Spooner's Cove, Montana de Oro State Park. Comment
  OBI79105  Ligustrum lucidum David J. Keil 2011-11-12 31187 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  CAS-BOT-BC451662  Lilaea scilloides R. F. Hoover 1947-4-18 6939 San Luis Obispo Cambria Comment
  CAS-BOT-BC451664  Lilaea scilloides Robert F. Thorne; P. Everett 1963-6-12 32264 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point 7 Comment
  OBI73556  Lilium pardalinum subsp. pardalinum David J. Keil 2010-11-2 30939 San Luis Obispo Lower Prefumo Canyon Road, 1.6 miles from intersection with Los Osos Valley Road. Along channel of Prefumo Creek 70 Comment
  JEPS19607  Limnanthes douglasii subsp. nivea W. L. Jepson 1920-4-7 8441 San Luis Obispo Santa Margarita Comment
  UCR1394  Limnanthes douglasii subsp. nivea Frank C. Vasek 1960-4-10 600410- 14 San Luis Obispo South Coast Range, 4 miles east of Santa Margarita Junction [Hwy 58?] on Pozo Road [Rinconada Creek watershed] 366 Comment
  OBI11601  Limonium californicum Barrett Anderson 1973-8-7 380 San Luis Obispo Sharks Inlet, S end of Morro Bay Comment
  RSA231214  Limonium californicum D. W. Taylor 1970-6-22 T 70 -116 San Luis Obispo South end of Morro Bay; 800'W, 2600'N. Comment
  UC575293  Linanthus bigelovii David D. Keck and J. Clausen 1935-4-10 3150 San Luis Obispo 10 mi s Soda Lake; Carrizo Plain 609 Comment
  HSC30138  Linanthus californicus J. D. Ackerman, A. M. Montalvo 1974-3-25 148 San Luis Obispo 4.5 mi. E of Pozo Comment
  RSA523346  Linanthus californicus Gordon H. True Jr. 1937-4-25 677 San Luis Obispo Pozo 457 Comment
  UC106908  Linanthus dichotomus M. M. Miles 1889-1 San Luis Obispo San Luis Obispo Comment
  UC455664  Linanthus dichotomus I. J. Condit 1910-3-29 San Luis Obispo Carrisa Plains Comment
  UC52326  Linanthus liniflorus Mrs. R. W. Summers 1886-4-23 San Luis Obispo Santa Margarita Fossil Bed Comment
  UCSC000676  Linaria canadensis var. texana C. L. Flint 2014-3-29 s.n. San Luis Obispo Paso Robles, Oak Flats Comment
  OBI9476  Linaria dalmatica W. Frey 1959-11-13 483 San Luis Obispo Upper Toro Crk Rd, on Pierce Ranch Comment
  RSA0008937  Linaria pinifolia Glenn Cole 1980-2-28 3 San Luis Obispo Grassy area near Cal-Poly O. H. unit 107 Comment
  UCR93700  Linum bienne George K. Helmkamp 1996-5-25 1067 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  OBI69516  Linum usitatissimum David J. Keil 2007-10-31 s.n. San Luis Obispo 940 Del Rio Ave, San Luis Obispo 61 Comment
  RSA173977  Lithocarpus densiflorus var. densiflorus Robert F. Thorne, P. Everett 1963-6-7 32168 San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 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
  OBI78468  Lithophragma heterophyllum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, and Richard Pimentel 1982-3-13 15730 San Luis Obispo Along rd to Pennington Crk Biological Reserve, ca 0.1 mi N fo gate, just past corral area Comment
  OBI58753  Lithophragma parviflorum var. parviflorum David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27386 San Luis Obispo Caliente Range. Along Caliente Ridge Rd., 1.1 mi. SE from junction with Selby Rd. Comment
  CAS-BOT-BC342295  Logfia filaginoides Alice Eastwood 1927-4-7 14275 San Luis Obispo Morro, San Luis Obispo Comment
  OBI77582  Logfia filaginoides David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15872 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI81056  Logfia filaginoides Jason Dart 2010-4-15 366 San Luis Obispo Northern Carrizo Plain. Conservation Reserve Program. 613 Comment
  OBI62139  Logfia gallica P. A. Holden 1968-6-15 423 San Luis Obispo 3 mi NE of Nipomo Comment
  OBI81668  Lomatium californicum Tracey Call, Viola Call 1961-5-1 2042 San Luis Obispo 3 or 4 mi W of Paseo Robles in oak cover. Fairly plentiful Comment
  SEINET7879183 Image available Lomatium caruifolium C. M. Belshaw 1936-1 1711 San Luis Obispo 1.4 miles SSW of Hollister Pk. Sec. 15 T. 30 S., R. 11 Comment
  UC1123013  Lomatium dasycarpum subsp. dasycarpum H. C. Lee 1936-3-23 526 San Luis Obispo Mine Hill Arroyo Grande Quad., Mine Hill Comment
  CDA11530  Lomatium parvifolium G. F. Hrusa 1995-5-29 12325 San Luis Obispo Cuesta Ridge West; Approx. 1.5 m. NW of US 101 on ridge northwest of Cuesta Pass. Comment
  OBI76799  Lomatium parvifolium Tracey and Viola Call, Viola Call 1963-4-1 2162 San Luis Obispo 1 mi up Reservoir Cyn near San Luis Obispo 244 Comment
  OBI56856  Lomatium parvifolium David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27508 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak (35 deg. 43.568' N x 121 deg. 07.575' W) 732 Comment
  OBI56854  Lomatium utriculatum David J. Keil 1998-4-9 26630 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  UC524114  Lomatium utriculatum Ira L. Wiggins 1932-3-21 5825 San Luis Obispo between Cholame and Annette (Bitterwater Valley); Bitterwater Valley Comment
  OBI81534  Lomatium utriculatum Tracey Call, Viola Call 1963-5-3 2180 San Luis Obispo On loamy hillside about 3 miles east of Adelaida Comment
  RSA492682  Lonicera hispidula var. vacillans W. Wisura, L. Aberbom 1989-5-17 4358 San Luis Obispo San Bernardo Creek Ranch, east of Morro Bay. Comment
  UCR160755  Lonicera interrupta George K. Helmkamp, E. A. Helmkamp 2005-6-12 9627 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  LA211653  Lonicera involucrata var. ledebourii Mark A. Elvin; 2014-10-10 7686 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes, "Icebox" pond in "4-Pond Valley, " near the southern boundary of the Refuge. 20.0 Comment
  OBI77146  Lonicera involucrata var. ledebourii David J. Keil 1981-4-11 14334 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CAS-BOT-BC234942  Lonicera subspicata var. denudata Roxana S. Ferris 1939-5-29 9762 San Luis Obispo Hills about 4 miles south-east of Templeton 304 Comment
  CAS-BOT-BC234944  Lonicera subspicata var. denudata Ernest C. Twisselmann 1955-6-16 2152 San Luis Obispo La Panza Range. Queen Bee Canyon 673 Comment
  OBI65216  Lonicera subspicata var. denudata Greg Wilvert, Cedrick Villasenor and Ben Carter 2005-9-15 524 San Luis Obispo SE half of the Caliente Range. 1.8 km WSW of Semper Spring 1159 Comment
  RSA63020  Lotus benthamii L. S. Rose 1950-5-14 50131 San Luis Obispo Calif. highway No. 1. Comment
  UC1285190  Lotus benthamii R. F. Hoover 1964-6-7 9003 San Luis Obispo Chris Flood Creek Comment
  OBI13214  Lotus corniculatus Robert F. Hoover 1949-5-30 7739 San Luis Obispo Perry Crk SE of Cambria Comment
  OBI31797  Lotus corniculatus Smeltzer, Turnquist 1982-5-7 133 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI36957  Lotus corniculatus Eric Wise 1981-7-27 1014 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  UC454691  Lotus formosissimus Mrs. Hillard 1910-5-20 San Luis Obispo Cambria Comment
  OBI71647  Lotus junceus David J. Keil 1988-7-2 20829 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  UC1321323  Lotus junceus R. F. Hoover 1966-5-15 9857 San Luis Obispo Oak Park district Comment
  VVC2850  Lotus micranthus Tim Thomas, George Ross II & III 2014-4-23 6268 San Luis Obispo South Coast Range, Irish Hills, 0.2 miles below Glenrose Spring along Coon Ck. 277 Comment
  UC1927969  Lotus oblongifolius Ann Cochran 1986-8-1 77 San Luis Obispo Sierra Nevada mountains, W side; Mountain Home State Forest 1676 Comment
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Aug 12 2014
  UC57460  Lotus procumbens var. procumbens J. H. Barber 1901-4-25 A 25 San Luis Obispo Templeton Comment
  UCR122460  Lotus procumbens var. procumbens George K. Helmkamp, E. A. Helmkamp 1998-5-20 4000 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  UC1979843  Lotus purshianus Robert F. Thorne 1963-6-8 32174 San Luis Obispo 6 miles NW of Bradley on road to Jolon. Comment
  UC1129024  Lotus purshianus var. purshianus G. T. Nordstrom 1937-5-16 1241 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quad. 304 Comment
  UC1745590  Lotus salsuginosus var. salsuginosus Annetta M. Carter, Ethel Crum, Dwight Crum 1940-4-7 1509 San Luis Obispo Palo Prieta Canyon. 3.3 mi. SE of Cholame. N end of Temblor Range. 457 Comment
  UC1285200  Lotus scoparius R. F. Hoover 1964-6-6 8968 San Luis Obispo Los Osos Comment
  RSA537646  Lotus scoparius Barbara Ertter 1989-6-10 8565 San Luis Obispo E. side Black Mtn., ca 20 air miles ENE of San Luis Obispo, 3.5 mi from Hwy 58 on rd to Navajo Campground. 610 Comment
  UC1285196  Lotus scoparius var. scoparius R. F. Hoover 1964-6-5 8911 San Luis Obispo ridge se Cuesta Pass Comment
  UCR202899  Lotus scoparius var. scoparius George K. Helmkamp, E. A. Helmkamp 2000-3-15 5331 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  UC1927832  Lotus stipularis David Keil with Rhonda Riggins 1987-5-11 20152 San Luis Obispo Cuesta Ridge east, ca. 5.8 mi from junction with US 101 along Cuesta Ridge Road, 1.2 mi SE of Lopez Trailhead. Area burned over in Las Pilitas fire of June-July 1985 Comment
  CDA11521  Lotus strigosus G. F. Hrusa 1995-5-28 12307 San Luis Obispo Black Butte Research Natural Area; Ridge immediately SW of Radio Facility 2 (Peak 1) (northernmost). Comment
  UC1129200  Lotus strigosus H. C. Lee 1936-3-10 470 San Luis Obispo 2 mi nnw Camp Hill; San Luis Obispo National Forest, Arroyo Grande Quad. 243 Comment
  UC195898 Image available Lotus strigosus I. J. Condit June 1912 San Luis Obispo San Carpojo Comment
  UCR163627  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9201 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
  RSA308265  Lotus wrangelianus Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1940-4-21 3118 San Luis Obispo Cambria. Comment
  SEINET10484519  Lupinus agardhianus Robert F. Hoover 1967-5-5 Hoover 10522 San Luis Obispo Ridge nw of cuetsa pass Comment
  OBI19272  Lupinus albifrons Eben McMillan 1952-5-2 79 San Luis Obispo Choice Valley 1 mi S 8 mi E of Shandon Comment
  OBI57836  Lupinus albifrons David J. Keil 1998-3-27 26424 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UC1129310  Lupinus albifrons W. A. Peterson 1937-3-15 606 San Luis Obispo 1 1/4 mi ne La Panza Ranch; La Panza Quadrangle Comment
  UCR3663  Lupinus albifrons Frank C. Vasek 1962-5-17 620517- 04 San Luis Obispo Central Coast, Road from Atascadero to Morro Bay, 3.3 miles from the Los Padres National Forest boundary 185 Comment
  UCD105990  Lupinus albifrons Donald Myrick 1966-3-24 1311 San Luis Obispo San Luis Obispo County: along San Simeon Creek Road, three miles back from ocean. Comment
  CAS-BOT-BC195751  Lupinus albifrons var. albifrons R. F. Hoover 1963-5-4 8554 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  RSA699720  Lupinus arboreus Keith E. Hoffmaster 1935-7-3 531 San Luis Obispo Oceano. Comment
  OBI43715  Lupinus arboreus Rhonda Riggins 1982-5-2 1387 San Luis Obispo Field at N edge of Nipomo, 0.5 mi N jctn US 101 and Tefft St. Comment
  SD39030  Lupinus arboreus Edith A. Purer 1932-8-28 4859 San Luis Obispo Ocean, stabilized dunes Comment
  UC55720  Lupinus arboreus Mrs. R. W. Summers 1886-3-5 San Luis Obispo Coast Hills Comment
  UCSB15349  Lupinus arboreus Breedlove, Dennis 1962-4-1 San Luis Obispo On Nipomo Plain; on U.S. 101, 2.3 miles north of Santa Maria River 91 Comment
  SBBG45463  Lupinus bicolor D. Emery 1950-1 San Luis Obispo Nipomo district Comment
  SBBG82418  Lupinus bicolor C. F. Smith 1950-5-1 2732 San Luis Obispo near home of Eben McMillan, S of summit of Palo Prieto Pass 670 Comment
  SEINET11071811 Image available Lupinus bicolor Carl Mankinen 1969-4-19 37 San Luis Obispo on Highway 101 at its junction with Huey Road, north of Paso Robles Comment
  RSA101929  Lupinus bicolor subsp. pipersmithii David B. Dunn, Epling 1946-4-27 2206 San Luis Obispo 2.4 miles east of the east end of the steel bridge at Paso Robles, in an angle of Hwy. #41 and the road to Estrella. 244 Comment
  RSA105046  Lupinus bicolor subsp. tridentatus Lorenzo Jared 1896-04 424 San Luis Obispo Estrella Comment
  SBBG80876  Lupinus chamissonis C. F. Smith 1968-7-30 10102 San Luis Obispo Oceano St Beach Park Comment
  OBI83323  Lupinus concinnus Rhonda Riggins 1982-5-2 1383 San Luis Obispo Calf Canyon. Roadside Hwy. 58, 2.7 mi W Huerohuero Road. Comment
  OBI48219  Lupinus hirsutissimus David J. Keil 1985-3-31 18492 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and hwy 229 Comment
  UC338092  Lupinus hirsutissimus unknown 1887-1 San Luis Obispo Comment
  UCD77097  Lupinus hirsutissimus Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4650 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of turn off to Paso Robles. North side of the road. 444 Comment
Read comments
Nov 29 2009
  OBI12895  Lupinus hirsutissimus Neil Havlik 1968-4-29 180 San Luis Obispo On the roadbank in Perfumo Cyn Rd, 4 mi from Los osos Valley rd Comment
  SEINET10490792  Lupinus latifolius subsp. latifolius Ernest C. Twisselmann 1956-5-15 Twisselmann 2794 San Luis Obispo York mt., 0.4 Mi. W of the summit, santa lucia range. Corollas lavender with Purple veins. Lvs dark green. Stems decumbent, to 26 in. Long. Growing in Dense undergrowth on a shaded moist hillslope. Common. 335 Comment
  OBI79390  Lupinus microcarpus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31645 -1 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  SEINET239677  Lupinus microcarpus Rhonda Riggins 1979-5-6 1160 San Luis Obispo USFS road paralleling Salinas River 0.6 miles NW locked gate ca. 1.5 miles E Pzp Rd. 3.3 miles W American Canyon Canyon Comment
  UC1129581  Lupinus microcarpus var. densiflorus H. C. Lee 1937-4-30 869 San Luis Obispo 1 mi s San Miguel; Paso Robles Quadrangle, Quad. 130D Comment
  SBBG114045  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-6 1163 San Luis Obispo USFS rd 2 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  UCSB40571  Lupinus microcarpus var. densiflorus Helbrecht, Lynn 1980-4-27 San Luis Obispo Nacimiento River Canyon, Nacimiento-Fergusson Rd., 10.5 miles West of San Antonio River and Mission Rd. 548 Comment
  CDA27483  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1139 San Luis Obispo Wash at base of Crocker Canyon, Hurricane Road and County Road 285. West side of Temblor Range. 0 Comment
  JEPS108107  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-5 1156 San Luis Obispo Elkhorn Trail Road (Co. 285) 4.8 mi SE Hurrican Road. W slopes Temblor Range. Comment
  OBI48418  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1141 San Luis Obispo Just W of San Juan Crk at hwy 58 Comment
  OBI48430  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1142 San Luis Obispo Roadside and fenced are adj oak woodland Atascadero-Creston Rd, 1 mi E Homestead Rd, 1.9 mi E Templeton Rd Comment
  OBI56919  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-9 1150 San Luis Obispo hwy 166, 2.7 mi E Cuyama River, 3.2 mi E Sierra Madre Rd Comment
  OBI56920  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-9 1150 San Luis Obispo hwy 166, 2.7 mi E Cuyama River, 3.2 mi E Sierra Madre Rd Comment
  SEINET239860  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1144 San Luis Obispo Huerhuero-La Panza Rd. 0.2 mi NW Hwy. 58. Comment
  SEINET239861  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1145 San Luis Obispo Hwy. 41 at entrance to Circle N Ranch 0.7 mi E Cripple Creek Rd. 8.9 mi E Templeton Rd. Comment
  SBBG67009  Lupinus nanus Mrs. R. W. Summers 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCR158744  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-4-17 9364 San Luis Obispo Central Coast, Corbett Canyon, 2.3 miles north of Calif. Hwy 227 in Arroyo Grande 81 Comment
  SEINET10490081  Lupinus nanus subsp. latifolius David B. Dunn, Howard Brown 1946-5-17 Dunn 2641 San Luis Obispo Collected 1.4 mi s of vincinte creek bridge and 22 mi s of big sur park, on e Side of hwy 1 on a steep grassy bank. Seed sent to nowacki. Comment
  SEINET10490082  Lupinus nanus subsp. latifolius David B. Dunn, Howard Brown 1946-5-17 Dunn 2642 San Luis Obispo Collected on flat low grassland within 1200 ft of the ocean and 12.6 mi n of San simeon on hwy 1. Seed sent to nowacki. Comment
  UCR87117  Lupinus nanus subsp. nanus Walter Wisura 1992-4-25 4713 San Luis Obispo Morro Bay: San Bernardo Creek Ranch east of Morro Bay 90 Comment
  RSA67522  Lupinus nanus subsp. nanus Philip A. Munz 1951-4-13 16322 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  SEINET10940185  Lupinus pachylobus Hoover 1967-4-5 HOOVER 10340 San Luis Obispo 17 mi e of creston on la panza road, on branch of cammatti creek. Locally Plentiful in open oak woods, gravelly loam. Comment
  SBBG17708  Lupinus sparsiflorus R. F. Hoover 1951-4-15 8046 San Luis Obispo Stoney Crk Comment
  SBBG67065  Lupinus succulentus M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI78144  Lupinus succulentus Eugene Richards 1979-5-10 5 San Luis Obispo On the NW corner of Calif Blvd and Foothill Blvd 30 Comment
  SD90154  Lupinus variicolor Benjamin C. Stone Sep 1952 217 San Luis Obispo Morro Bay State Park, among willows 29 Comment
  CAS-BOT-BC231439  Lycium andersonii James R. Shevock; Jack Zaninovich 1983-3-30 10228 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side at Panorama Hills, 20.5 miles northwest from California highway 33/166 800 Comment
  OBI81295  Lysimachia arvensis George Procida, Taylor Wigglesworth 2015-5-6 9 San Luis Obispo Los Osos at intersection of Humboldt Street and Howard Avenue. Comment
  OBI20190  Lysimachia maritima David J. Keil, Malcolm McLeod 1979-5-12 13061 San Luis Obispo Along E side of Shark Inlet at S end of Morro Bay Comment
  CAS-BOT-BC343881  Madia elegans Alice Eastwood; John Thomas Howell 1937-4-30 4166 San Luis Obispo In the upper Arroyo Grande Comment
  OBI31321  Madia elegans Joy Nishida 1982-8-12 517 San Luis Obispo American Cyn. 1.2 mi S of American Cyn campground 500 Comment
  SBBG110264  Madia elegans C. B. Hardham 1961-10-20 7328 San Luis Obispo headwaters, Santa Rosa Crk 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
  OBI42264  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
  SBBG93790  Madia exigua S. A. Junak 1990-5-1 4251 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  OBI39868  Madia exigua D. R. Doc Miller 1985-5-20 s.n. San Luis Obispo Little Pine Mtn Comment
  OBI42191  Madia gracilis David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19500 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  OBI74312  Madia gracilis Theo Fitanides, Anthony Baniaga 2010-4-10 83 San Luis Obispo Tierra Redonda Mtn BLM ACEC 345 Comment
  OBI79574  Madia gracilis David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31602 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  SBBG118205  Madia gracilis E. Painter, M. Wetherwax, J. Olson 2002-4-23 SLO 239 San Luis Obispo NW side of Cerro Romualdo, rd going NNE from water tower; Camp San Luis Obispo 173 Comment
  UC598693  Madia gracilis John Bright 1936-4-26 12971 San Luis Obispo Cuesta Pass Comment
  OBI56725  Madia gracilis David J. Keil 1998-5-4 27063 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  RSA605846  Madia radiata R. S. Woglum 1938-4-23 1560 San Luis Obispo Inner South Coast Ranges: Cottonwood Pass, near Cholame; Bluestone Ridge; junction with Monterey, Kings, and Kern Counties. Comment
  OBI31621  Madia sativa Turnquist, Smeltzer 1982-7-23 187 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  OBI32027  Madia sativa David J. Keil, Eric Wise 1981-5-25 14760 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI30122  Madia sativa Melissa Luckow 1982-6-24 898 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of rd Comment
  CAS-BOT-BC514532  Maianthemum stellatum Ira L. Wiggins 1929-4-15 3587 San Luis Obispo Between Guadalupe and Oceano Comment
  CAS-BOT-BC514534  Maianthemum stellatum R. F. Hoover 1947-3-16 6680 San Luis Obispo San Carpoforo Creek near ocean Comment
  JEPS99293  Malacothamnus jonesii Clifton F. Smith 1993-6-15 12489 San Luis Obispo along Branch Creek Road, 6.2 mi from Hwy 166 Comment
  RSA160013  Malacothamnus jonesii Clare B. Hardham 1961-5-10 6983 San Luis Obispo Santa Rosa Road, Atascadero Comment
  UC652646  Malacothamnus palmeri var. palmeri Roxana S. Ferris 1939-6-18 9791 San Luis Obispo just below summit (Summit road along south fork of Las Tablas Creek on Klau-Cambria Road); Santa Lucia Mts 670 Comment
  UC218822  Malacothrix californica Katharine Brandegee San Luis Obispo Oceano Comment
  UCR18024  Malacothrix californica Eugene Cardiff 1966-5-13 s.n. San Luis Obispo Los Osos, S end of Morro Bay, east of sand dunes. 15 Comment
  UC1276298  Malacothrix clevelandii R. F. Hoover 1950-5-6 7882 San Luis Obispo Upper Navajo Creek La Panza Range, Upper Navajo Creek Comment
  UC1069937  Malacothrix coulteri H. C. Lee 1937-4-30 872 San Luis Obispo 1 1/2 mi n San Miguel; San Miguel Quad. Comment
  CAS-BOT-BC345550  Malacothrix coulteri David D. Keck 1933-5-4 2169 San Luis Obispo West side of Cottonwood Grade, headwaters of Estrella River Comment
  UCD134365  Malacothrix coulteri Esfan Hesari 1993-4-18 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural area. Found on the side of Soda Lake Road. 580 Comment
  CAS-BOT-BC347550  Malacothrix floccifera Clare B. Hardham 1957-6-17 2242 San Luis Obispo Santa Lucia Mountains. Tassajara Canyon Comment
  OBI25748  Malacothrix floccifera David J. Keil, R. A. Pimentel, Rhonda Riggins-Pimentel, J. K. Hampton, W. Langworthy, and R. Gambs 1980-6-12 14054 San Luis Obispo San Luis range, W of See Cyn Rd. Old mining rd in Hiberd Preserve (owned by the Nature Conservancy) Comment
  UC1276299  Malacothrix glabrata R. F. Hoover 1950-4-14 7829 San Luis Obispo n end Elkhorn Plain Comment
  CAS-BOT-BC347802  Malacothrix glabrata R. F. Hoover 1965-4-3 9338 San Luis Obispo Shell Creek, hill west of Comment
  UCD134354  Malacothrix incana K. L. Chambers 1966-8-30 2476 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  UC1311661  Malacothrix incana Robert J. Rodin 1959-5-26 6349 San Luis Obispo sand dunes at s end Morro Bay Comment
  OBI49820  Malacothrix phaeocarpa Steven A. Junak 1990-4-26 4207 San Luis Obispo Santa Lucis Mountains; near N boundary of Cuesta Ridge Botanical Area, ca. .4 mi S of tassajera Crk rd at S end of dirt road on Ames property, which is ca. 1.8 mi W of intersection with hwy 101. Comment
  OBI64152  Malosma laurina David J. Keil 2001-7-5 29636 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondanada Road. Comment
  RSA522497  Malosma laurina David J. Keil, V. L. Holland 1990-3-19 21346 San Luis Obispo N of Arroyo Grande along Highway 227, ca. 1.5 miles S of jctn with Noyes Rd. Comment
  IRVC28949  Malva nicaeensis G. K. Helmkamp 2003-9-21 8162 San Luis Obispo Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande Central Coast 46 Comment
  UCR147030  Malva parviflora George K. Helmkamp, E. A. Helmkamp 2004-10-8 8840 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  OBI65171  Malvella leprosa Greg Wilvert 2005-6-4 469 San Luis Obispo SE Half of the Caliente Range. 3 km E of Wells Spring 915 Comment
  RSA614569  Marah fabacea George K. Helmkamp, E. A. Helmkamp 1997-3-8 1434 San Luis Obispo Along CA-58 just W of Navajo Creek (W of Carrizo Plain) 564 Comment
  SBBG42651  Marah fabacea M. R. Benedict 1969-3-2 San Luis Obispo N of Montana de Oro State Park Comment
  UCR101002  Marah fabacea George K. Helmkamp, E. A. Helmkamp 1998-4-8 3239 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  CAS-BOT-BC94575  Marrubium vulgare R. C. Wenk 2007-4-19 642 San Luis Obispo Carrizo Plain National Monument. growing along road to KCL campground 701 Comment
  CDA5698  Marrubium vulgare L. Julian 2000-10-2 16 San Luis Obispo Peterson Ranch, entrance at end of Cal Poly Canyon Road of the State University. Comment
  SBBG118040  Marsilea vestita K. Foster 1999-3-14 San Luis Obispo Training Area Y2, vernal pool plot Y2-33a; Camp Roberts Comment
  OBI3951  Matricaria discoidea Elizabeth Rudd 1971-3-30 185 San Luis Obispo 3 mi NE of Santa Margarita Comment
  OBI26907  Matricaria discoidea Betty Breuleux, Carol Hawkins 1980-4-10 9 San Luis Obispo In Poly Cyn, Cal Poly state univ Comment
  CAS-BOT-BC348309  Matricaria occidentalis R. F. Hoover 1966-4-2 9796 San Luis Obispo East side of Soda Lake, Carrizo Plain Comment
  OBI55578  Matricaria occidentalis George Butterworth 1998-6-3 269 a San Luis Obispo Carrizo Plain Natural Area. Beside Soda L. Rd, at Coyote Knoll, 1.75 mi SE of Painted rock rd T32S, R20E, S4 NE Qtr 594 Comment
  CAS-BOT-BC60289  Matthiola bicornis Ernest C. Twisselmann 1954-5-23 1286 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Eastern SLO county. Comment
  CAS-BOT-BC422733  Meconella denticulata R. F. Hoover 1950-4-30 7860 San Luis Obispo E. slope of La Panza Range Comment
  HSC91534  Medicago polymorpha Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park Comment
  OBI12802  Medicago polymorpha Robert F. Hoover 1965-5-22 9392 San Luis Obispo Cambria, N of town Comment
  UCD107875  Medicago polymorpha Ernest C. Twisselmann 1962-10-21 7937 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  OBI72189  Medicago polymorpha J. Olson 2000-8-11 s.n. San Luis Obispo Camp San Luis Obispo. Ca. 100 m below culverts of Chorro Crk rd crossing where crk enters reservoir. UTMs NAD27 zone 10S, 710474E, 3912931N Comment
  OBI75274  Melaleuca huegelii David J. Keil 2011-6-14 31046 San Luis Obispo Los Osos. Henrietta Ave. near intersection with Maple Ave. 8 Comment
  CAS-BOT-BC269462  Melica californica Eben McMillan 1952-5-2 80 San Luis Obispo Choice Valley - 1 mil S., 8 mi. E. Shandon Comment
  UCR42833  Melica californica David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18639 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  CAS-BOT-BC269464  Melica californica Ernest C. Twisselmann 1954-4-30 1127 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Hills, head of Palo Prieta Creek Comment
  OBI59017  Melica californica David J. Keil 1998-6-1 27583 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  OBI51795  Melica imperfecta R. Mike Arens 1994-3-26 26 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  UC1132299  Melica imperfecta C. M. Belshaw 1936-3-17 1632 San Luis Obispo 1.8 mi nnw Nipomo; Nipomo Quad. 160 Comment
  UCD88060  Melica imperfecta R. Tofsrud 1949-4-25 s.n. San Luis Obispo San Luis Obispo County: Between Nipomo and Santa Maria. Comment
  OBI25023  Melica torreyana David J. Keil, Dirk Walters 1980-4-26 13870 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  RSA586078  Melilotus indicus G. R. Proctor, E. A. Young ROB- 0405 San Luis Obispo 0.5 km S of W Perimeter Rd. Comment
  OBI73464  Melissa officinalis David J. Keil 2010-6-5 30861 San Luis Obispo Santa Lucia Mts. Upper Lopez Canyon. Comment
  OBI73554  Mentha aquatica David J. Keil 2010-11-2 30941 San Luis Obispo Lower Prefumo Canyon Road, 1.6 miles from intersection with Los Osos Valley Road. Along channel of Prefumo Creek 70 Comment
  OBI36868  Mentha canadensis Eric Wise 1981-9-17 1126 San Luis Obispo Salinas river at Hwy 58 Comment
  OBI13651  Mentha suaveolens Robert F. Hoover 1965-9-7 9525 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  LA210631  Mentzelia affinis Ernest C. Twisselmann; 1960-7-27 5978 San Luis Obispo 716 Comment
  UC511211  Mentzelia affinis Lyman Benson 1932-5-9 3566 San Luis Obispo Temblor Mt. Range, Upper Cuyama Valley, Santa Maria River 609 Comment
  OBI12464  Mentzelia dispersa Robert F. Hoover 1952-6-10 8246 San Luis Obispo Black Mt, La Panza Range; near summit Comment
  OBI12466  Mentzelia dispersa Robert F. Hoover 1952-5-11 8195 San Luis Obispo At Navajo Camp, La Panza Range Comment
  OBI12512  Mentzelia micrantha Robert F. Hoover 1952-5-11 8179 San Luis Obispo W slope of La Panza Range Comment
  UC1314974  Mentzelia pectinata R. F. Hoover 1967-4-15 10468 San Luis Obispo Elkhorn hills Comment
  UCD117390  Mentzelia pectinata K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI80794  Mercurialis annua D. R. Miller, E. A. Appel, Dianne Brooke 2015-5-3 515 .1126 San Luis Obispo In flower beds as garden weed, 345 Warwick St, Cambria (Dianne Brooke home). 50 Comment
  JEPS68337  Micropus californicus var. californicus Ernest C. Twisselmann and Donald J. Bedell 1971-4-30 17672 San Luis Obispo ca. 2.5 mi se of Paso Robles; Franklin Canyon Comment
  UC604876  Micropus californicus var. californicus Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9444 San Luis Obispo 8 mi e Santa Margarita (on Mountain Road near its junction with State Highway #178) Comment
  CAS-BOT-BC348713  Microseris bigelovii Kenton L. Chambers 1956-6-29 1051 San Luis Obispo 0.3 mi. n. of the mouth of Santa Rosa Creek; Hwy. 1 just n. of Cambria Comment
  SEINET2442313  Microseris douglasii subsp. douglasii David Keil 2001-3-28 29219 San Luis Obispo Southeast of Cholame along Davis Rd, 1 mile southeast of California Water Project pipeline corridor. 378 Comment
  CAS-BOT-BC349138  Microseris douglasii subsp. tenella R. F. Hoover 1948-5-2 7496 San Luis Obispo West base of La Panza Range Comment
  JEPS50753  Mimulus aurantiacus var. aurantiacus Rimo Bacigalupi 1967-6-27 9299 San Luis Obispo first canyon 1/3 mi n San Carpoforo Canyon (along Calif. State Highway #1) 45 Comment
  OBI3227  Mimulus aurantiacus var. aurantiacus Kathy Thom 1971-5-3 6 San Luis Obispo Poly Cyn rd, 1/2 mi N of Calif State Polytechnic College 152 Comment
  OBI66143  Mimulus aurantiacus var. aurantiacus D. R. Miller 1994-5-4 594 -305 San Luis Obispo Pine Mt Region. These plants are at the 1st gate parkingarea; San Simeon crk drainage 488 Comment
  RSA139921  Mimulus aurantiacus var. pubescens Clare B. Hardham 1960-5-21 5853 San Luis Obispo Black mountain, Highland District east of Creston Comment
  UC943837  Mimulus aurantiacus var. pubescens H. E. McMinn 1947-5-25 5546 San Luis Obispo ca. 9.8 mi e Santa Margarita (on road to Pozo) 396 Comment
  UCSB22232  Mimulus aurantiacus var. pubescens McMinn, H. 1947-5-25 San Luis Obispo Pozo east of summit; La Panza Range; Santa Barbara National Forest 640 Comment
  SBBG107026  Mimulus guttatus C. B. Hardham 1961-4-26 6920 San Luis Obispo Franklin Crk, W of Adelaida Comment
  UCR175436  Mimulus guttatus Mark A. Elvin, J. Chesnut 2005-9-28 4580 San Luis Obispo Central Coastal, Oso Flaco Lake: N central portion of the lake on a floating bog, just west of median strip of willows 4 Comment
  OBI62439  Mimulus guttatus Bernard Miossi 1939-4-6 51 San Luis Obispo Cyn 3/4 mi N of San Luis Obispo and about 1/2 mi N W of San Luis Crk 61 Comment
  UCD122676  Mimulus guttatus Robert 'Roy' J. van de Hoek 1995-5-1 264 San Luis Obispo San Luis Obispo County: Carrizo Plain, just north of Saucito Rocks and about 2 miles south of the Saucito Ranch House. 790 Comment
  JEPS23836  Mimulus latidens Clare B. Hardham 1957-5-10 1900 San Luis Obispo 1.5 mi w Templeton (York Mountain road) Comment
  CDA17750  Mimulus longiflorus Austin Griffiths, Joe R. Walker 1982-5-5 s.n. San Luis Obispo Guadalupe Dunes; Immed. N of Maidenform Flats. 0 Comment
  CDA21345  Mimulus pilosus G. F. Hrusa 1993-5-2 11013 San Luis Obispo Salinas Valley Region; Salinas River approx. 200 meters to N of Niblick Bridge. W bank of river, vicinity of Paso Robles. Comment
  JEPS59033  Mimulus rattanii Clare B. Hardham 1961-4-17 6839 San Luis Obispo Pine Mt. Santa Lucia Mountains 1005 Comment
  RSA201160  Mimulus rattanii Clare B. Hardham 1961-4-17 6839 San Luis Obispo Pine Mt. north of Cambria. 915 Comment
  RSA201698  Minuartia cismontana Robert F. Hoover 1947-4-20 6990 San Luis Obispo Yaro Creek district N of Pozo. Comment
  OBI19561  Minuartia douglasii Robert F. Hoover 1949-3-30 7740 San Luis Obispo San Simeon Crk Comment
  POM101323  Minuartia douglasii Marcus E. Jones 1882-9-6 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI57328  Minuartia pusilla David J. Keil 1998-4-9 26635 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  RSA133012  Minuartia pusilla Clare B. Hardham 1959-4-10 4207 San Luis Obispo Chimney Rock Ranch; intersection Oak Flat Road and North Road to Adelaida; Santa Lucia Mts. Comment
  OBI12190  Mirabilis jalapa Betty Sheehan 1957-11-1 35 San Luis Obispo RR tracks. Cal Poly campus Comment
  UC52302  Mirabilis laevis var. crassifolia Rev. R. W. Summers San Luis Obispo open hill slopes by sea Comment
  CDA17883  Monardella crispa Austin Griffiths, M. McLeod 1987-4-23 18130 San Luis Obispo Callender Dunes; First sand bowl, 0.25 mi W of Black Lake, bordering south edge of Mud Lake. 0 Comment
  SEINET10862267  Monardella crispa A. Graff 1993-7-8 Graff 154 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
  OBI53213  Monardella palmeri Steven A. Junak 1990-7-26 4424 San Luis Obispo Los Padres National Forest. Santa Lucia Mts: N slope of W Cuesta Ridge in Cuesta Ridge Botanical area ca. 0.4 mi NW of Peak 2478, at SW end of mine excavation alongabandoned mine road which intersects W Cuesta Ridge Rd ca. 4.0 mi W of hwy 101 Comment
  OBI58397  Monardella undulata subsp. crispa Austin P. Griffiths, K. G. & G. J. Jones 1986-5-3 s.n. San Luis Obispo Pismo Dunes Region, few hundred yds W of Little Coreopsis Hill 300 Comment
  SBBG86007  Monardella undulata subsp. crispa C. F. Smith 1957-10-10 5640 San Luis Obispo Dune Lakes S of Oceano Comment
  UC942880  Monardella undulata subsp. crispa Lewis S. Rose 1950-5-13 50121 San Luis Obispo Oso Flaco Lake region Comment
  CHSC67807  Monardella undulata subsp. undulata James D. Jokerst; John Sorenson 1987-6-2 2910 San Luis Obispo S of Pismo Dunes Preserve at Collender PG and E substation, due S and adjacent to fence. Comment
  OBI79943  Monardella villosa David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31862 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 300 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
  JEPS89631  Monolopia congdonii Dean W. Taylor 1986-3-23 8743 San Luis Obispo along rd. from Elkhorn Plain to corrals Carrizo Plain; Panorama Hills Quad. 1954 ed., Carrizo Plain 640 Comment
  JEPS86548  Monolopia lanceolata Roy E. Buck 1988-3-28 844 San Luis Obispo wnw-facing slope of canyon of Shell Creek just above (s of) Fernandez Creek confluence (ca. 28 air km ese of Atascadero); N end of La Panza Range 426 Comment
  UCD78268  Monolopia lanceolata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4613 San Luis Obispo San Luis Obispo Co.: Carrizo Plain. Along Soda Lake Road south of the visitors center. Not certain of exact location. Lat/Long and elevation estimated from Hrusa 15688 at the CCH website. 792 Comment
  CAS-BOT-BC349551  Monolopia lanceolata Rimo Bacigalupi; G. T. Robbins; Keith Harrison 1955-5-16 5145 San Luis Obispo Along back road from La Panza to Santa Margarita, 0.2 mile south of junction (Wilson Corner) with road to Creston 454 Comment
  OBI18712  Monolopia lanceolata Robert F. Hoover 1949-4-2 7582 San Luis Obispo 7 mi NE of Creston, on rd to Shandon Comment
  SD75722  Morella californica Helen V. Witham 1969-9-27 489 San Luis Obispo Oso Flaco Lake. 10 Comment
  UC1135947  Morella californica N. French 1936-1-31 710 San Luis Obispo Los Osos Ranch, San Luis Obispo Comment
  JEPS108379  Mucronea californica David Gowen 2005-4-17 256 San Luis Obispo Roadside on Hwy 58, ca 0.5 mile west of Shell Creek Rd. in sandy soil. Comment
  RSA756703  Mucronea californica Barbara J. Ertter 1989-5-23 8482 San Luis Obispo Unical Oil Refinery, 4 air miles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area. Comment
  SBBG99058  Mucronea californica C. F. Smith 1951-4-19 3021 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  SDSU20259  Mucronea californica Michael G. Simpson 2012-6-10 3702 San Luis Obispo Dunes east of Morro Bay State Park, along, ca. 600 feet due west of corner of south end of Inyo Street on foot path, then ca. 400 feet north and ca. 850 feet west. 10 Comment
  OBI53626  Mucronea californica Arthur W. Hazebrook 1991-5-7 59 San Luis Obispo Nipomo dunes complex, Big Coreopsis HIll Comment
  SEINET10838750  Mucronea californica James L. Reveal, C. Rose Broome; Clare B. Hardham 1987-6-18 Reveal 6480 San Luis Obispo Along Los Osos Valley Road, 0.2 mile northwest of the entrance to Montana de Oro State Park at the western end of San Luis Range south of Morro Bay and southwest of Baywood Park, on stabilized sand dunes associated with various shrubs at about 250 feet elevation in sec. 24, T30S, R10E. 75 Comment
  UCD163543  Mucronea perfoliata CNPS Melinda Elster; Sara Taylor 2015-5-12 CARR- 962 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 780 Comment
  UCSB26162  Mucronea perfoliata Wilken, Dieter 1969-4-13 San Luis Obispo Elkhorn Hills; 5.4 miles north of Reyes Station; along the Soda Lake Road Comment
  UCD87121  Muhlenbergia rigens Ernest C. Twisselmann 1953-9-29 794 San Luis Obispo San Luis Obispo County: Palo Prieto Creek bed, near the summit (Twisselmann Ranch). 624 Comment
  CDA15166  Muilla maritima G. F. Hrusa 1998-4-26 14273 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area: Hills immed. E of MU Ranch surrounding hdwtrs of Bitterwater Ck. S end of Plain +- 3 mi. NW of Hwy 166 intersection w/Soda Lake Rd. Comment
  UCD163539  Muilla maritima CNPS Melinda Elster; Sara Taylor 2015-5-12 CARR- 962 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 780 Comment
  CAS-BOT-BC101761  Myrica californica R. F. Hoover 1946-8-26 6347 San Luis Obispo Los Osos Valley Comment
  OBI74354  Myriopteris cooperae Theo Fitanidea, Anthony Baniaga 2010-3-26 195 San Luis Obispo Tierra redonda Mountain. Rock outcrop of Southern coastal scrub. 599 Comment
  OBI1189  Myriopteris covillei R. F. Hoover 1950-2-26 7766 San Luis Obispo North of summit on Santa Margarita Creston Road. Comment
  RSA166170  Najas marina M. A. Piehl 1963-8-4 63774 San Luis Obispo Shallow margin of north arm of Oso Flaco Lake. 3 Comment
  CAS-BOT-BC259846  Nassella cernua Ernest C. Twisselmann 1964-5-2 9267 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 670 Comment
  POM264972  Nassella cernua I. L. Wiggins 1929-5-24 3748 San Luis Obispo 1.5 miles east of Templeton Comment
  CAS-BOT-BC260012  Nassella lepida Alice Eastwood; John Thomas Howell 1936-5-8 2307 San Luis Obispo La Panza Mountains Comment
  SBBG93816  Nassella lepida S. A. Junak 1990-5-15 4326 San Luis Obispo W side of upper middle fork of Chorro Crk, along old rd on W side of Pick and Shovel Mine, ca. 0.1 mi S of ruins 588 Comment
  CAS-BOT-BC260014  Nassella lepida Clare B. Hardham 1961-5-26 7264 San Luis Obispo Santa Lucia Mountains. Adelaida, Lime Mountain Comment
  RSA163785  Nassella lepida Clare B. Hardham 1958-5-10 3353 San Luis Obispo Cypress Mountain. Comment
  UCD94709  Nassella lepida G. L. Stebbins Jr.; R. M. Love 1941-3-23 3066 San Luis Obispo San Luis Obispo County: 4 miles N of San Luis Obispo, near foot of Cuesta Grade. Comment
  CAS-BOT-BC260210  Nassella pulchra Ira L. Wiggins 1929-4-15 3598 San Luis Obispo 8 miles NW of San Luis Obispo on highway to Morro Comment
  SBBG124987  Nassella pulchra C. B. Hardham 1967-3-20 14420 San Luis Obispo Rinconada Mine Comment
  CAS-BOT-BC260216  Nassella pulchra Clare B. Hardham 1957-5-12 1937 San Luis Obispo The Santa Lucia Mountains. Trail to Green's Lake Comment
  SBBG114026  Nasturtium gambelii A. Parikh, N. Gale 2001-6-30 SLO- 9 San Luis Obispo N side of the northern lobe of Oso Flaco Lake 4 Comment
  CAS-BOT-BC60485  Nasturtium officinale Mark A. Elvin; LynneDee Althouse 2006-5-25 4919 San Luis Obispo Central Coastal Foothills. Above Arroyo Grande. Old Oak Park Road, across from 1620. 99 Comment
  UCR216936  Nasturtium officinale Mark A. Elvin, Joanna Iwanicha 2009-6-30 6377 San Luis Obispo Central Coast, north of Guadalupe, upper Oso Flaco Creek at junction with Oso Flaco Lake Rd., near RR tracks 14 Comment
  OBI37244  Nasturtium officinale Eric Wise 1981-6-26 722 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  OBI37246  Nasturtium officinale Eric Wise 1981-6-27 760 San Luis Obispo Cuyama River, 4.7 mi W of New Cuyama Comment
  OBI73583  Navarretia atractyloides David J. Keil, with V. L. Holland 2010-6-15 30895 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
  SBBG39310  Navarretia atractyloides K. K. Muller 1970-6-10 2956 San Luis Obispo Willowby Rd just W of golf course, Nipomo Mesa Comment
  OBI11344  Navarretia atractyloides R. F. Hoover 1966-7-13 9893 San Luis Obispo 5.5 mi. se. if Santa Margarita. Sandstone hill west of Salinas River opposite Pilitas Creek Comment
  UC1602113  Navarretia atractyloides Rev. R. W. Summers San Luis Obispo Comment
  UC572304  Navarretia jaredii T. M. Hendrix 1937-6-1 234 San Luis Obispo 2.75 mi ne Navajo; Pozo Quad. 548 Comment
  CAS-BOT-BC230451  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
  SBBG120110  Navarretia nigelliformis subsp. radians E. Painter, M. Wetherwax with K. Downing, C. Bratt 2000-5-17 CR 91 San Luis Obispo above Nacimiento River, above Tower Rd; Camp Roberts 220 Comment
  OBI40668  Navarretia squarrosa David J. Keil 1985-6-9 18796 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Avenue (1.5 blocks ESE of Willow Drive) and N across scrub to Eto Lake Comment
  RSA781536  Nemacaulis denudata var. denudata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-7-10 190 San Luis Obispo Montana De Oro State Park. Comment
  CAS-BOT-BC410997  Nemacladus gracilis Clare B. Hardham 1956-5-12 663 San Luis Obispo Intersection of Shell Creek Road and Cammatta Road Comment
  SEINET10906115  Nemacladus ramosissimus Hoover HOOVER 8043 San Luis Obispo Stony Creek, in sandy soil in burned area Comment
  SEINET10461000  Nemacladus secundiflorus Hardham HARDHAM 1870 San Luis Obispo Tierra Redonda Comment
  OBI20994  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi, G. T. Robbins 1954-5-19 4504 San Luis Obispo E Fork Huerhuero Crk at crossing of road 1.1 mi S of Geneseo School, 3 mi N of Creston 305 Comment
  UC716208  Nemacladus secundiflorus var. secundiflorus Roxana S. Ferris 1939-5-18 9744 San Luis Obispo 4 mi s Union (along Dry Creek); Dry Creek Comment
  OBI28779  Nemophila menziesii David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14512 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  RSA130654  Nemophila menziesii var. menziesii R. W. Summers 1889-05 s.n. San Luis Obispo Morro Valley. Comment
  OBI58212  Nemophila pulchella var. fremontii David J. Keil 1998-5-11 27206 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  OBI5279  Nerium oleander Elizabeth Gollub 1973-10-14 35 San Luis Obispo Shrubs of Cal Polytechnic State Univ campus. W side of Engineering W Comment
  OBI58807  Nicotiana acuminata var. multiflora David J. Keil 1998-7-13 27918 San Luis Obispo San Luis Obispo. Along railroad tracks from Industrial Way to Tank Farm Rd. Comment
  OBI17622  Nicotiana glauca Kamran Alavi 1977-8-13 27 San Luis Obispo Turry rd Comment
  OBI69514  Nicotiana quadrivalvis David J. Keil, with V. L. Holland 2008-6-12 30547 a 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
  OBI30347  Nicotiana quadrivalvis David J. Keil 1980-9-21 14248 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  UC463204  Nuphar lutea subsp. polysepala Roxana S. Ferris 1929-4-15 8028 San Luis Obispo between Oceano and Callender Comment
  CAS-BOT-BC400110  Nuphar polysepala Alice Eastwood 1927-4-9 14351 San Luis Obispo Black Lake Comment
  OBI36691  Nuphar polysepala Eric Wise 1981-6-30 852 San Luis Obispo Black Lake of Dune Lakes Comment
  CAS-BOT-BC140417  Oemleria cerasiformis Ira L. Wiggins 1929-4-13 3459 San Luis Obispo North end of Cuesta Grade Comment
  CAS-BOT-BC140419  Oemleria cerasiformis Roxana S. Ferris 1929-4-13 7510 San Luis Obispo North base of the Cuesta Grade Comment
  UCD127742  Oenanthe sarmentosa P. B. Kennedy 1927-7-12 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  RSA0018927  Oenothera californica subsp. californica David J. Keil 2012-7-18 31446 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line. 22 Comment
  SBBG122327  Opuntia X vaseyi D. Keil 2001-6-26 29623 San Luis Obispo Camino Mercado, ca. 0.2 mi N of jct with W Branch Street; Arroyo Grande Comment
  OBI17565  Opuntia ficus-indica Doug Gratz 1977-3-4 s.n. San Luis Obispo Cal Poly University. 1/2 mine from Sorento Sheep Unit Comment
  OBI77076  Opuntia ficus-indica M. G. McLeod 1973-11-17 1255 San Luis Obispo Along water course about 40m. E of MGM #1265 Comment
  RSA0089857  Orobanche californica subsp. condensa Dean Wm. Taylor, Alison Colwell 2003-6-28 18566 San Luis Obispo La Panza Range: Turkey Flat trailhead, Los Padres National Forest; along Navajo Road [Forest Road 29S02] 0.9 miles North of the junction, Park Hill Road. 579 Comment
  JEPS24434  Orobanche californica subsp. grandis Helen-Mar Beard 1959-11-29 San Luis Obispo About one mile south of crossing of San Simeon Creek on ocean bluff west of State Highway 1; about one mile north of Cambria Pines. Comment
  OBI72252  Orobanche uniflora Anthony Baniaga, Theo Fitanides 2010-3-27 66 San Luis Obispo Tierra Redonda Mtn BLM ACEC 331 Comment
  OBI33026  Osmorhiza berteroi David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17153 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon. Near its big bend to the S Comment
  SBBG107585  Osmorhiza brachypoda C. B. Hardham 1960-5-5 5831 San Luis Obispo Pine Mtn 914 Comment
  SBBG9340  Osmorhiza brachypoda C. B. Hardham 1959-5-9 4457 San Luis Obispo Camp Natoma Comment
  SD178207  Oxalis corniculata G. K. Helmkamp 2004-3-21 8389 San Luis Obispo Central Coast: Mesa Dunes Mobile Home Park along mesa View Dr., 0.2 mi south of the junction of Halcyon Rd., southeast of Oceano. Growing up through garden shrubs. 60 Comment
  OBI32170  Oxalis pilosa David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14359 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI80890  Oxalis pilosa David J. Keil 2015-2-14 32605 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  OBI66073  Oxalis pilosa D. R. Miller 1994-3-16 394 -91 San Luis Obispo Pine Mt Region. Along main rd above Egebergs Walnut orchard, San Simeon drainage 600 Comment
  UCR29860A  Paeonia californica J. H. Nishida, Melissa Luckow 1983-3-10 537 San Luis Obispo South Coast Range, 1.2 miles south of American Canyon Campground 506 Comment
  OBI31527  Paeonia californica Joy Nishida 1982-5-29 403 San Luis Obispo Amerian Cyn. .3 mi S of campground 518 Comment
  OBI65928  Paeonia californica D. R. Miller 1994-2-9 294 -68 San Luis Obispo Pine Mt Region. Along rd edge just up rd from 1st gate, at 'Turkey Bend' San Simeon crk area 549 Comment
  RSA122688  Paeonia californica C. A. Graham 1938-4-4 260 San Luis Obispo 0.25 mile NW of Bee Rock 351 Comment
  OBI43333  Panicum capillare Eric Wise 1981-9-17 1144 San Luis Obispo Salinas River at hwy 58 bridge Comment
  OBI58591  Papaver californicum David J. Keil 1998-4-27 26930 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  CAS-BOT-BC253963  Parapholis incurva R. F. Hoover 1949-5-3 7658 San Luis Obispo Avila Comment
  CAS-BOT-BC175598  Parnassia palustris Ernest C. Twisselmann 1956-11-7 3231 San Luis Obispo Santa Lucia Range: Cypress Swamp, Cypress Mountain 640 Comment
  CAS-BOT-BC169739  Pectocarya anisocarpa D. E. Breedlove 1962-3-29 2087 San Luis Obispo On edge of dry sandy creek, base of hills, western edge of Carrizo Plain, 1.7 miles W of Nedge of Soda Lake, on Turkey Camp Well Road 655 Comment
  OBI28781  Pectocarya penicillata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14514 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  UCD40579  Pectocarya penicillata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1544 San Luis Obispo La Panza Mountain Range, west of Carrizo Plain. Along Hwy 58, between Santa Margarita and Soda Lake Road, about 27 road miles east of the intersection of Hwys 58 and 229, just east of the bridge over San Juan Creek. 481 Comment
  OBI27314  Pedicularis densiflora Robert L. Allen, Nancy E. Arnold 1981-4-26 A 206 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts Comment
  UC1125728  Pedicularis densiflora H. C. Lee 1936-2-19 406 San Luis Obispo 2 mi se Los Berros 121 Comment
  UC1125729  Pedicularis densiflora H. C. Lee 1937-3-31 806 San Luis Obispo 3 mi ne of Templeton 274 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
  OBI73078  Pennisetum setaceum David J. Keil 2000-5-31 28796 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 11 miles east from junction with Highway 1 Comment
  CHSC1863  Penstemon grinnellii var. scrophularioides E. Thomas 1940-5-12 San Luis Obispo San Luis Obispo coastal region. Comment
  UCSC000692  Penstemon heterophyllus T. M. Hendrix 1939-5-17 1039 San Luis Obispo 1.1 miles N. of Branch Mt. Branch Mt. - , Los Padres Nat'l Forest 853 Comment
  OBI56733  Pentachaeta alsinoides David J. Keil 1998-6-1 27555 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  HSC91644  Pentagramma triangularis Susan H. Bicknell 1988-11-22 San Luis Obispo Motana de Oro Comment
  HSC91646  Pentagramma triangularis Susan H. Bicknell 1989-4-19 San Luis Obispo Montana de Oro State Park. Comment
  UC1063644  Pentagramma triangularis subsp. triangularis F. H. Raymond 1930-11-29 129 San Luis Obispo Los Berros Canyon; Nipomo Quadrangle 304 Comment
  OBI8813  Perideridia gairdneri subsp. gairdneri Robert F. Hoover 1947-9-14 7398 San Luis Obispo Betw. San Carpoforo Crk and Arroyo de la Cruz, near ocean Comment
  UCD105237  Peritoma arborea var. globosa Robert E. Preston 2010-3-30 2723 San Luis Obispo San Luis Obispo County: W side of Temblor Range, 3.8 miles NE of Simmler. 777 Comment
  OBI25337  Persea americana David J. Keil 1980-2-12 13689 San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI10866  Persicaria amphibia Robert F. Hoover 1946-8-26 6365 San Luis Obispo S end of Laguna, near San Luis Obispo Comment
  SEINET11261792  Persicaria lapathifolia David Keil 2011-11-5 31145 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd Street bridge.; 0 8 Comment
  UCR266047  Persicaria lapathifolia David J. Keil 2011-11-5 31145 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd St. bridge 8 Comment
  OBI81761  Persicaria punctata D. R. Miller, Elizabeth A. Appel 2015-10-24 1015 .1136 San Luis Obispo Piedras Blancas Light Station. Near pumphouse north of lighthouse 50 Comment
  UC1601961  Phacelia T. M. Hendrix 1937-6-1 239 San Luis Obispo 2.6 mi ne Navajo; Pozo Quadrangle Comment
  UCSB57256  Phacelia brachyloba Ryan, P.; Callaway, R. 1987-5-14 San Luis Obispo Creston Rd., 1 mile north of jct. Hwy. 58, about 8 miles north of Santa Margarita, east side of road 426 Comment
  OBI32452  Phacelia brachyloba Rhonda Riggins 1983-5-7 1481 San Luis Obispo Los Padres NF. Burn area 0.8 mi NE Queen bee campground Comment
  UC1285024  Phacelia brachyloba R. F. Hoover 1947-3-30 6811 San Luis Obispo junction of creek with Salinas River; Morano Creek Comment
  SD148141  Phacelia californica G. K. Helmkamp, E. A. Helmkamp 2001-4-29 6597 San Luis Obispo Irish Hills: Profumo Canyon Road, 2.8 miles west of Los Osos Vallaey Road. 91 Comment
  CDA42260  Phacelia ciliata G. F. Hrusa, M. Pitcairn 2015-4-13 18606 San Luis Obispo Carrizo Plain; Carrizo Plain. N. end. Side of Sprague Rd. a continuation of 7 Mi. Rd. 712 Comment
  SBBG118421  Phacelia ciliata M. Wetherwax, E. Painter, K. Downing 2002-5-8 SLO 255 San Luis Obispo NW side, Chumash Pk; Camp San Luis Obispo 200 Comment
  SD148137  Phacelia ciliata G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6637 San Luis Obispo La Panza Range: CA-58, 33 miles east of Santa Margarita near San Juan Creek 487 Comment
  UCR104787  Phacelia ciliata George K. Helmkamp, E. A. Helmkamp 1997-3-8 1401 San Luis Obispo Carrizo Plain. 10.4 mi. NW of Calif. Hwy 166 on Soda Lake Rd. 905 Comment
  UC1285310  Phacelia ciliata var. ciliata R. F. Hoover 1952-4-10 8111 San Luis Obispo 5 mi s Simmler; Carrizo Plain Comment
  OBI34069  Phacelia distans Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  OBI72928  Phacelia distans David J. Keil 1988-6-23 20809 San Luis Obispo Morro Bay-hillsides between Little Morro Creek Road and South Bay Blvd, north of Highway 1 Comment
  SBBG82624  Phacelia distans C. F. Smith 1951-4-19 3040 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  UC762348  Phacelia distans R. F. Hoover 1946-4-27 6088 San Luis Obispo Price Canyon Comment
  UCD147261  Phacelia distans Melanie Gogol-Prokurat; A. Klein 2008-5-6 CARR 148 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 720 Comment
  OBI35656  Phacelia distans S. M. Inman 1983-5-7 29 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  SD72105  Phacelia distans Alice Eastwood, John Thomas Howell 1936-5-6 2232 San Luis Obispo Coastal mesa near Morros. Comment
  SEINET3158141  Phacelia distans G. B. Grant 958 San Luis Obispo Casa Robles Comment
  SBBG49060  Phacelia douglasii J. Copeland 1974-2-17 1050 San Luis Obispo Grand View Mesa, Nipomo Comment
  CAS-BOT-BC95008  Phacelia douglasii R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-28 733 San Luis Obispo Carrizo Plain N.M., Sulphur Spring, 1.3 mi. SW of Washburn Ranch House 807 Comment
  JEPS74768  Phacelia douglasii L. R. Heckard, T. I. Chuang, and R. C. Bacigalupi 1975-4-22 3977 San Luis Obispo along CA 1 0.2 mi w Black Lake junction Comment
  OBI53838  Phacelia douglasii Arthur W. Hazebrook, Kathleen G. Jones, Will Stagg 1993-3-22 199 San Luis Obispo Nipomo Dunes Complex, Hidden Willow Valley, stabilized dunes 1.5 mi S of Big Coreopsis Hill. Comment
  RSA659215  Phacelia douglasii David J. Keil 1985-3-31 18520 San Luis Obispo Along Highway 58 about 100 meters east of junction with Huerhuero Road. Comment
  UC1544836  Phacelia douglasii A. G. Vestal 1962-4-9 San Luis Obispo 4.5 mi n Ozema; Upper Cuyama Valley Comment
  UC55308  Phacelia douglasii J. H. Barber 1899-3-28 San Luis Obispo near Creston Comment
  POM287435  Phacelia fremontii Lyman Benson 1937-4-4 8097 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  OBI83489  Phacelia imbricata Sarah Haluschak, Carter Terranova, Claire Dosen 2017-2-11 2 San Luis Obispo Cal Poly Campus, top of the "P" ridge. 343 Comment
  OBI28509  Phacelia ramosissima David J. Keil, Eric Wise 1982-7-2 16278 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black lake Cyn trl Comment
  UCR109062  Phacelia ramosissima var. ramosissima George K. Helmkamp, E. A. Helmkamp 1998-6-30 4214 San Luis Obispo South Coast Range, Alamo Creek Rd, 0.9 mile north of Calif. Hwy 166, near Twitchell Reservoir 320 Comment
  OBI55646  Phacelia rattanii David J. Keil 1989-6-9 21243 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto Campground Comment
  UC2027000  Phacelia tanacetifolia Greg Wilvert 2005-3-24 33 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.6km NNW of Wells Canyon Comment
  UC55680  Phacelia viscida Mrs. R. W. Summers San Luis Obispo open fields near sea Comment
  CAS-BOT-BC265806  Phalaris aquatica Ernest C. Twisselmann 1959-11-2 5904 San Luis Obispo Oso Flaco Road, 3 miles east of Oso Flaco Lake 12 Comment
  OBI3500  Phalaris aquatica Lynch 1971-5-15 17 San Luis Obispo Cal Poly campus. Along the crk leading to the E end of Drumm Lake Comment
  OBI80085  Phalaris aquatica David J. Keil, V. L. Holland 2013-6-12 31814 San Luis Obispo Adelaida Cellars Vineyard and Walnut Grove Comment
  OBI43325  Phalaris coerulescens Eric Wise 1982-4-29 1411 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI22102  Phalaris minor Robert F. Hoover 1951-5-7 8057 San Luis Obispo Coast between Toro Crk and Morro sand dunes Comment
  OBI53500  Pholisma arenarium Arthur W. Hazebrook 1991-6-6 97 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  UCR161464  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9025 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  OBI13713  Pholistoma auritum var. auritum Robert F. Hoover 1968-4-16 11016 San Luis Obispo Suey Crk Comment
  UC1069434  Pholistoma membranaceum G. T. Nordstrom 1937-3-27 1034 A San Luis Obispo 0.7 mi. s.w. Chimney Rock; Adelaida Quad. Comment
  UCSB22536  Pholistoma membranaceum 1962-3-29 San Luis Obispo 8.6 miles west of Simmler, La Panza Range 548 Comment
  JEPS97115  Phoradendron villosum F. L. Johnson and M. D. Proctor 1993-2-19 ROB 116 San Luis Obispo 1 km W of Boyscout Ford (on Boyscout Road); Camp Roberts Comment
  RSA201637  Phyllospadix scouleri Robert F. Hoover 1964-7-12 9202 San Luis Obispo Leffingwell Landing near Cambria. Comment
  RSA772556  Phyllospadix torreyi Robert F. Thorne, Percy C. Everett 1963-4-21 31639 San Luis Obispo South end of Morro Bay; Lion Rock, Montana de Oro, Pecho Ranch Comment
  UC1927948  Pickeringia montana David Keil 2004-5-14 30303 San Luis Obispo Santa Lucia Mountains. East of Cuesta Grade near Mt. Lowe repeater station Comment
  RSA175181  Pinus attenuata Robert F. Thorne, P. Everett 1963-4-20 31608 San Luis Obispo On Cuesta Ridge, about 4 miles SE of Cuesta Summit. 854 Comment
  RSA43037  Pinus attenuata D. A. Hoover 1946-10-26 6532 San Luis Obispo Summits above (SE of) Cuesta Pass. Comment
  OBI83467  Pinus halepensis Alberto Cordero, Molly Mort, Ben Christensen, Sam Osburn, Alison Clark 2017-1-21 1 San Luis Obispo Ontario Ridge Trail, Avila Beach. 100 meters up the Avila Ridge trail from the gate. Growing on the right hand side facing the freeway. 84 Comment
  NY61991  Pinus muricata R. S. Avant 1987-3-15 192 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
  UC400315  Pinus ponderosa H. M. Hall 1915-6-9 9996 San Luis Obispo back of Lucia; Santa Lucia Mts. 304 Comment
  RSA498148  Pinus radiata George R. Johnstone 1929-8-13 s.n. San Luis Obispo Cambria. Comment
  CAS-BOT-BC254434  Piptatherum miliaceum Ernest C. Twisselmann 1954-6-16 1372 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo 667 Comment
  SEINET255484  Piptatherum miliaceum Cindy Roche 2006-2-25 2006 .1 San Luis Obispo CalPoly campus, at the gate to road leading to CalPoly Design Village, San Luis Obispo. 200 Comment
  UC1010279  Piptatherum miliaceum John and Lucille Roos 1953-11-29 6043 San Luis Obispo California Polytechnic College campus San Luis Obispo (by chicken pens) 91 Comment
  SBBG107633  Plagiobothrys canescens C. B. Hardham 1960-4-4 5339 San Luis Obispo Cantinas Crk 243 Comment
  OBI20895  Plagiobothrys canescens Robert F. Hoover 1968-4-16 11027 San Luis Obispo Cuyama River at "Gypsum Cyn bridge", N side of river Comment
  SBBG15880  Plagiobothrys canescens D. E. Breedlove 1962-3-29 2052 San Luis Obispo 27 mi W of Simmler, La Panza Range 472 Comment
  RSA142152  Plagiobothrys collinus var. fulvescens Clare B. Hardham 1958-4-9 3049 San Luis Obispo Road from Rte 101 to Cuesta Sargent Cypress Forest. 610 Comment
  OBI47430  Plagiobothrys nothofulvus David J. Keil, Art Webster 1984-4-29 18196 San Luis Obispo Cyn bottom of Lopez Wildernest area Comment
  OBI4978  Plagiobothrys nothofulvus F. Rush June1956 112 San Luis Obispo West Mt. SLO Comment
  UC2027149  Plagiobothrys nothofulvus David J. Keil with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe and Jenn Yost 2013-5-7 31717 San Luis Obispo Along upper slopes of Santa Lucia Mountains. Rocky Butte summit area near fire lookout Comment
  UC1392861  Plagiobothrys shastensis R. F. Hoover 1968-4-6 11003 San Luis Obispo on La Panza road 18 mi e Creston Comment
  CDA12460  Plagiobothrys tenellus G. F. Hrusa 1992-3-27 10339 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles. Comment
  SD233782  Plagiobothrys tenellus G. K. Helmkamp, E. A. Helmkamp 1997-3-8 1428 San Luis Obispo Along CA-58 W of Navaho Crk (W of Carrizo Plain). 563 Comment
  SBBG118272  Plagiobothrys trachycarpus K. Foster 1999-3-15 San Luis Obispo Training Area Y2, vernal pool plot Y2-33a; Camp Roberts Comment
  OBI11668  Plantago elongata Robert F. Hoover 1967-4-8 10382 San Luis Obispo Carrizo Plain Near N end of Soda lake Comment
  OBI11646  Plantago erecta Robert J. Rodin 1969-4-7 8343 San Luis Obispo S end of Morro Bay Comment
  OBI31473  Plantago erecta Joy Nishida, Robert Allen 1982-4-10 266 San Luis Obispo American Cyn campground 536 Comment
  SBBG94013  Plantago erecta S. A. Junak 1990-4-17 4159 San Luis Obispo just N of USFS Rd 29S11.3 along E side of KSBY TV towers, E end of Cuesta Ridge Botanical Area, ca. 2.6 mi W of US Hwy 101 716 Comment
  UC1953290  Plantago erecta Anthony Baniaga with Daniel Chavez 2010-3-14 61 San Luis Obispo Tierra Redonda Mountain. Comment
  RSA191894  Plantago erecta Robert F. Thorne, Percy C. Everett 1963-4-18 31491 San Luis Obispo Ca. 6 miles S of Cholame in Temblor Range. 488 Comment
  UC463299  Plantago erecta Roxana S. Ferris 1929-4-13 7524 San Luis Obispo e of San Luis Obispo Comment
  OBI33585  Plantago lanceolata Melissa Luckow & Jerry Rendon, Jerry Rendon 1980-5-20 53 San Luis Obispo Poly Cyn, S side of bridge, about 100 yds from the end of the rd Comment
  OBI31711  Plantago major Smeltzer, Turnquist 1982-5-19 135 San Luis Obispo Along the Laguna Lake paved rd and the NE shoreline of lake Comment
  OBI36846  Plantago major Eric Wise 1981-6-30 881 San Luis Obispo Mud lake of Dune lakes Comment
  OBI29823  Plantago major Ruth E. Davis 1964-5-24 95 San Luis Obispo Cal Poly campus, near the Equestrian Unit Comment
  OBI36844  Plantago major Eric Wise 1983-10-16 1816 San Luis Obispo Ortega Spring. One mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieto Cyn. 2 collections: one @ Spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI53415  Plantago major Arthur W. Hazebrook 1993-5-23 234 San Luis Obispo Nipomo Dunes Complex, along NE base of Big Coreopsis Hill and along Guerra Rd Comment
  OBI11644  Plantago ovata Robert F. Hoover 1967-3-28 10320 San Luis Obispo Temblor Range near N end of Elkhorn Plain Comment
  CHSC13467  Platanus X acerifolia Patricia Haberkern 1974-4-9 3 San Luis Obispo Common along creek in Cerro Alto Campground, Los Padres National Forest, 7.1 mi. w Atascadero on Hwy 41. 542 Comment
  OBI27223  Platanus racemosa Thomas Burrows 1980-8-14 104 San Luis Obispo Reservoir Cyn 152 Comment
  SEINET3854771 Image available Platanus racemosa Lewis S. Rose 1936-3-19 36071 San Luis Obispo San Luis Obispo. 15 Comment
  CAS-BOT-BC92002  Platystemon californicus James R. Shevock; Jack Zaninovich 1983-3-30 10215 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain. 800 Comment
  UCR91812  Platystemon californicus George K. Helmkamp 1996-5-25 1053 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  LA83077  Plectritis ciliosa O. H. Kappler; 1945-4-21 755 San Luis Obispo Santa Lucia Range; Atascadero Creek, Rd to Morro Bay Comment
  JEPS31215  Plectritis ciliosa subsp. insignis Ernest C. Twisselmann 1962-4-7 6769 San Luis Obispo 1/2 mi sw of Grant's Lake (Temblor Range, Western San Joaquin Valley, Goldtree Hills); Temblor Range, Western San Joaquin Valley, Goldtree Hills 601 Comment
  SBBG107418  Plectritis macrocera C. B. Hardham 1960-4-20 5467 San Luis Obispo hills between Bee Rock and Nacimiento Comment
  OBI37602  Poa annua David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15803 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30s, R16E, Sects. 28, 32, 33 Comment
  CAS-BOT-BC254978  Poa bulbosa Clare B. Hardham 1958-4-20 3057 San Luis Obispo The Santa Lucia Mountains. Fern Canyon, 12th Street Canyon, Paso Robles Comment
  SEINET2469306 Image available Poa diaboli Robert J. Soreng, S. Krenn E. Frenzel 2003-4-7 7401 San Luis Obispo San Luis Range, Montana de Oro State Park, N slopes of Valencia Pk. S of Los Osos ca 5 k. 240 Comment
  CAS-BOT-BC246691  Poa howellii R. F. Hoover 1964-5-12 8817 San Luis Obispo Ridge southeast of Cuesta Pass, just west of Black Butte Comment
  OBI57095  Poa howellii G. F. Hrusa 1995-5-28 12299 San Luis Obispo Black Butte Research Natural ARea. Ridge immed SW of Radio Facility 2 (Peak 1) 620 Comment
  OBI2553  Poa pratensis Larry E. Brown 1970-3-25 1758 San Luis Obispo Cal Poly Campus in San Luis Obispo Comment
  OBI58951  Poa secunda David J. Keil, with Erik Frenzel 2001-4-19 29332 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range. North Ranch, 0.15 miles east from Coast Road on Crowbar Canyon Road. Vicinity of 35.228 deg. N x 120.8640 deg. W. 122 Comment
  OBI28251  Poa secunda subsp. secunda Spasbo/Krystoff 1982-4-18 18 San Luis Obispo 22 mi E of Arroyo Grande Comment
  CAS-BOT-BC243091  Poa secunda subsp. secunda John Thomas Howell 1948-4-24 24217 San Luis Obispo Alkali flat E of Cholame Comment
  UCR161684  Poa secunda var. secunda George K. Helmkamp, E. A. Helmkamp 2005-2-14 8913 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
  RSA42994  Pogogyne douglasii Robert F. Hoover 1947-8-17 7388 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  OBI59502  Pogogyne serpylloides David J. Keil, with V. L. Holland 2001-4-7 29259 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  UC454649  Polygala californica I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  CAS-BOT-BC414229  Polygonum aviculare subsp. depressum Ernest C. Twisselmann 1971-8-12 18068 San Luis Obispo Templeton 274 Comment
  UC1928024  Polygonum lapathifolium David Keil, Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21198 San Luis Obispo Phoenix Creek inlet of Lopez Lake. Comment
  RSA472709  Polygonum paronychia M. B. Dunkle 1936-8-18 4826 San Luis Obispo Edge of sand dunes, Moonstone Beach (Just N. of Morro Bay and S. of San Simeon) Comment
  CAS-BOT-BC71993  Polypodium californicum M. M. Miles 1884-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC71996  Polypodium californicum M. M. Miles 1884-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  SBBG293  Polypodium californicum C. B. Hardham 1958-2-13 2814 San Luis Obispo Cambria Comment
  UC1934601  Polypodium californicum T. M. C. Taylor 1966-12-27 7380 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC76867  Polypodium glycyrrhiza Roxana S. Ferris 1929-4-16 7661 San Luis Obispo Old Creek between Cayucos adn Moro Comment
  SD39925  Polypogon monspeliensis Edith A. Purer 1933-7-20 5062 San Luis Obispo Sand dunes, northwest of Guadalupe Comment
  OBI43267  Polypogon monspeliensis Eric Wise 1981-8-7 1048 San Luis Obispo Poso Ortega lake Comment
  RSA714642  Polypogon viridis Daisie Huang 2006-3-19 6031911 San Luis Obispo vacant lot at 101 and Santa Maria Rd. 101 Comment
  CAS-BOT-BC237578  Polypogon viridis Clare B. Hardham 1956-7-15 1270 San Luis Obispo The Santa Lucia Mountains. Santa Rita Creek Comment
  OBI43289  Polypogon viridis Eric Wise 1981-6-7 483 San Luis Obispo Rancho Rinconado, 23.1 mi W of New Cuyama Comment
  SBBG107802  Polystichum munitum C. B. Hardham 1958-1-2 2792 San Luis Obispo 0.5 mi N of San Carpoforo Crk Comment
  SBBG107862  Polystichum munitum C. B. Hardham 1959-5-23 4618 San Luis Obispo Islay Cyn Comment
  OBI9888  Populus fremontii R. R. La Belle 1967-10-10 43 San Luis Obispo Laguna Lake, NE of lake Comment
  RSA116530  Populus fremontii subsp. fremontii E. C. Twisselmann 1954-2-28 841 San Luis Obispo Sandiago Joe's Spring. 9 miles E of Simmler. Temblor Range. Western San Joaquin Valley. 579 Comment
  OBI31684  Potentilla anserina Smeltzer, Turnquist 1982-5-19 143 San Luis Obispo Along the Laguna Lake paved rd and the NE shoreline of lake Comment
  CAS-BOT-BC141916  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1959-5-23 5263 San Luis Obispo Morro Bay, just west of Baywood 3 Comment
  UCSB38030  Potentilla anserina subsp. pacifica Vivrette, Nancy 1978-11-19 San Luis Obispo Next to ditch along Oso Flaco Lake Road. Comment
  RSA43006  Potentilla anserina var. grandis Robert F. Hoover 1946-6-21 6239 San Luis Obispo San Simeon Creek Beach, in seepage spots on sea cliff. Comment
  UC114469  Potentilla rivalis L. Jared June 1895 San Luis Obispo Estrella Comment
  OBI80369  Primula clevelandii David J. Keil, with Lynne Dee Oyler 1990-3-16 21336 San Luis Obispo Arroyo Grande West side of Oak Park Rd. Comment
  SBBG123709  Proboscidea louisianica subsp. louisianica D. Keil 2009-9-5 30638 San Luis Obispo vicinity of Fa Rouse Way and Weeping Willow Way, N of Hwy 46, E of Jardine Rd; rural outskirts of Paso Robles 259 Comment
  CAS-BOT-BC216580  Prosopis pubescens Ernest C. Twisselmann 1966-9-10 12801 San Luis Obispo Dorothy Twisselman Ranch, eastern county 670 Comment
  OBI56481  Prunus cerasifera David J. Keil 2000-2-5 28419 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. along Rodeo Grounds Road. Comment
  UC570460  Prunus fasciculata William S. Cooper 1933-8-20 33 -123 San Luis Obispo Callender Comment
  UC570030  Prunus fasciculata var. punctata H. C. Lee 1936-3-23 533 San Luis Obispo 1 1/2 mi w of Arroyo Grande 76 Comment
  RSA201699  Prunus fasciculata var. punctata Robert F. Hoover 1948-3-26 7432 San Luis Obispo Sunnyside School near Baywood Park Comment
  POM262064  Prunus ilicifolia I. L. Wiggins 1929-4-16 3663 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  CAS-BOT-BC356463  Pseudognaphalium beneolens Ernest C. Twisselmann 1966-8-12 12720 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, eastern San Luis Obispo County (Hardenburgh field, Dorothy Twisselmann Ranch) 609 Comment
  UC1927731  Pseudognaphalium beneolens D. R. Miller 1994-8-10 894 -521 San Luis Obispo George Edmunson property, E slope of Pine Mountain, Tobacco Creek drainage 800 Comment
  RSA123312  Pseudognaphalium biolettii B. Bolt 1936-1-14 536 San Luis Obispo 3/8 mile N of mouth of Hazard Canyon 76 Comment
  OBI29835  Pseudognaphalium californicum Ruth Davis 1964-5-29 122 San Luis Obispo Cal Poly campus, Poly cyn Comment
  OBI31982  Pseudognaphalium californicum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14336 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI59920  Pseudognaphalium californicum G. F. Hrusa 1995-5-28 12319 San Luis Obispo Black Butte Research Natural Area. Ridge immed SW of Radio Facility 2 (Peak 1) 630 Comment
  CAS-BOT-BC357109  Pseudognaphalium luteoalbum Ernest C. Twisselmann 1965-11-2 11695 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean) 4 Comment
  OBI7265  Pseudognaphalium luteoalbum David J. Keil 1976-9-18 11820 San Luis Obispo 3 mi E of jctn with Orcutt Rd along Lopez Dr just past Lopez Lake dam Comment
  CAS-BOT-BC357107  Pseudognaphalium luteoalbum R. F. Hoover 1946-10-2 6455 San Luis Obispo C. P. S. campus, San Luis Obispo Comment
  UC1284942  Pseudognaphalium luteoalbum R. F. Hoover 1946-10-2 6455 San Luis Obispo C. P. S. Campus Comment
  OBI35429  Pseudognaphalium microcephalum Melody Dickens 1980-4-16 13 San Luis Obispo Morro Rock, Morro Bay Comment
  JEPS31051  Pseudognaphalium stramineum Ernest C. Twisselmann 1959-11-2 5890 San Luis Obispo sw end Oso Flaco Lake 4 Comment
  CAS-BOT-BC361715  Psilocarphus brevissimus var. brevissimus Ernest C. Twisselmann 1955-4-26 1907 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sinks 2 miles north of Soda Lake, Carrisa Plains [Carrizo Plain] 640 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
  OBI46172  Pterostegia drymarioides Lynne Dee Oyler 1986-5-21 479 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 1985 Comment
  SEINET10479889  Pterostegia drymarioides James L. Reveal 1988-5-26 Reveal 6902 San Luis Obispo La Panza Range, Los Padres National Forest, 0.4 mile west of La Panza Summit along road from Pozo to La Panza, 7.5 air miles northeast of Pozo, on sandy decomposed granitic soil associated with Pinus, Adenostoma and Arctostaphylos at about 2350 feet elevation. sec. 34, T29N, R16E. 715 Comment
  OBI80760  Quercus agrifolia David J. Keil 2015-2-21 32686 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  UCD45053  Quercus agrifolia R. F. Hoover 1946-10-19 6502 San Luis Obispo 3 mi. ne. of Pozo. Small tree. Comment
  CAS-BOT-BC61748  Quercus agrifolia R. F. Hoover 1946-10-19 6502 San Luis Obispo 3 mi. ne. of Pozo Comment
  OBI39945  Quercus berberidifolia Tracy Sturm 1982-5-1 s.n. San Luis Obispo Pilitas Microwave Station (summit) 1189 Comment
  OBI14296  Quercus chrysolepis R. A. Hays 1957-11-27 s.n. San Luis Obispo Pine Mt. Comment
  UC1135464  Quercus douglasii H. C. Lee 1937-5-20 956 San Luis Obispo 2.5 mi ne Geneseo School; Paso Robles Quad. 365 Comment
  UC993269  Quercus douglasii J. M. Tucker 1948-10-3 1888 San Luis Obispo 3.9 mi n Cholame Comment
  CAS-BOT-BC86362  Quercus dumosa W. R. Dudley 1908-4-27 s.n. San Luis Obispo Santa Lucia Mountain, Pine Mountain Comment
  CAS-BOT-BC94131  Quercus durata Clare B. Hardham 1956-11-7 1511 San Luis Obispo Santa Lucia Mountains. Cypress Mt., edges of Cypress Swamp 609 Comment
  OBI37904  Quercus durata var. durata David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18570 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  SBBG1328  Quercus durata var. durata E. R. Blakley 1956-11-7 1990 San Luis Obispo just W of Cypress Grove, Cypress Mtn 609 Comment
  SBBG93665  Quercus durata var. durata T. J. Ayers, S. A. Junak, D. Young 1989-4-27 716 a San Luis Obispo just NW of sign near W boundary of Cuesta Ridge Botanical Area Comment
  CAS-BOT-BC94614  Quercus garryana R. F. Hoover 1957-8-28 8405 San Luis Obispo Between Rocky Butte and Pine Mt., above San Simeon Comment
  CDA35910  Quercus john-tuckeri D. Ragan 2007-6-6 007 -5 San Luis Obispo South Coast Ranges; Hills on W side of US Hwy 101 about 2 mi. N of Paso Robles between Wild Rose Lane and Stockdale Rd. 304 Comment
  SBBG119097  Quercus palmeri E. Painter, M. Wetherwax 2002-5-21 SLO 270 San Luis Obispo New London Mine; Camp San Luis Obispo 320 Comment
  OBI15550  Rafinesquia californica Robert F. Hoover 1946-6-16 6159 San Luis Obispo E side of La Panza Range Comment
  OBI44948  Rafinesquia californica David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles, and Joanna Tomassacci 1987-5-17 20158 San Luis Obispo Los Padres Natl Forest, Cuesta East past end of rd along fire trl in area burned by both the Gay Mtn fire and the Las Pilitas Fire Comment
  OBI79364  Rafinesquia californica David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31674 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  OBI10581  Ranunculus aquatilis var. diffusus Robert F. Hoover 1947-4-18 6966 San Luis Obispo Piedras Blancas Point Comment
  OBI73291  Ranunculus aquatilis var. diffusus David J. Keil 2000-5-24 28734 San Luis Obispo Santa Margarita Ranch, CA. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road. Comment
  OBI10579  Ranunculus californicus Aart C. De Vos 1963-3-31 46 San Luis Obispo Poly Cyn Comment
  OBI31686  Ranunculus californicus Smeltzer, Turnquist 1982-4-12 29 San Luis Obispo On the SE side of Laguna lake park from the roadway over to the base of hill Comment
  UCR121528  Ranunculus californicus George K. Helmkamp 2002-4-21 7485 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  UCR163615  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9213 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
  CAS-BOT-BC378822  Ranunculus canus L. R. Abrams 1926-3-28 s.n. San Luis Obispo high valleys among the mountains of San Luis Obispo County, California, and eastward to Tehachapi Pass; wet ground about 0.5 mi south of Tehachapi Comment
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Dec 31 2017
  OBI24993  Ranunculus hebecarpus David J. Keil 1980-4-26 13919 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI66514  Ranunculus hebecarpus David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26288 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
  OBI74654  Ranunculus hebecarpus David J. Keil 1987-5-6 20127 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI75732  Ranunculus muricatus D. R. Miller 2011-4-28 411 .942 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. On Stepladder Ranch San Simeon Crk rd 400 Comment
  CDA11586  Rhamnus californica var. californica G. F. Hrusa, D. Ragan 1993-5-21 11069 San Luis Obispo Santa Lucia Mountains; Bottom of Big Falls Canyon, upstream approx. 1/2 m from Lopez Creek. Comment
  CAS-BOT-BC55872  Rhamnus crocea W. R. Dudley 1911-4-1 s.n. San Luis Obispo Pismo Comment
  OBI29096  Rhamnus crocea Karen Symonds 1982-8-7 47 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  UC1121810  Rhamnus crocea H. S. Yates 1936-3-25 5379 San Luis Obispo mesa at head of Black Lake Canyon Arroyo Grande Quad. 152 Comment
  UC1121832  Rhamnus crocea G. T. Nordstrom 1937-6-7 1320 San Luis Obispo 1.9 mi ssw Josephine School; Adelaida Quad. 365 Comment
  OBI10293  Rhamnus crocea Larry E. Brown 1970-4-24 1781 San Luis Obispo Cuesta Ridge near San Luis Obispo Comment
  UC1738540  Ribes amarum Clare B. Hardham 1961-2-21 6611 San Luis Obispo W of Templeton (Paso Robles Creek); Santa Lucia Mountains 365 Comment
  UC608539  Ribes aureum C. A. Graham 1938-4-8 288 San Luis Obispo 0.2 mi s Bee Rock (Bee Rock Canyon, a tributary of the San Antonio River, sw of Bradley); Bradley Quadrangle, Bee Rock Canyon 289 Comment
  UC573546  Ribes californicum G. T. Nordstrom 1937-4-13 1069 San Luis Obispo 3.8 mi nw Chimney Rock; Adelaida Quadrangle 335 Comment
  OBI73034  Ribes divaricatum var. pubiflorum David J. Keil 2000-4-21 28453 San Luis Obispo Montana de Oro Stae park. Just south of beach access road along Pecho Road. Comment
  CAS-BOT-BC94997  Ribes malvaceum R. C. Wenk 2007-4-15 637 San Luis Obispo Along Pozo Raod, about 10 miles west from its intersection with Highway 58, near Pozo road summit 762 Comment
  OBI14047  Ribes malvaceum Robert F. Hoover 1947-3-9 6665 San Luis Obispo Head of Calf Cyn E of Santa Margarita Comment
  UC1296138  Ribes malvaceum R. F. Hoover 1947-1-6 6592 San Luis Obispo above head See Canyon; San Luis Range Comment
  UC1296139  Ribes malvaceum R. F. Hoover 1964-3-14 8650 San Luis Obispo Head of Lopez Canyon Lopez Canyon Comment
  OBI28352  Ribes malvaceum Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mtns., E cuesta Ridge, SE 2.7 of Hwy 101 Comment
  OBI51194  Ribes menziesii Jan Barber 1994-3-22 120 San Luis Obispo San Simeon State Park Comment
  CAS-BOT-BC212250  Ribes quercetorum Robert F. Hoover 1964-4-13 8698 San Luis Obispo 2 mi. S. of Atascadero, west of Highway 101, near base of shale hill. Comment
  CAS-BOT-BC144628  Ribes sanguineum var. glutinosum Alice Eastwood 1926-4-28 13583 San Luis Obispo Cambria Comment
  OBI3939  Ribes sanguineum var. glutinosum Elizabeth Rudd 1971-4-26 233 San Luis Obispo 3 mi NE of Santa Margarita 427 Comment
  CAS-BOT-BC144463  Ribes sericeum R. F. Hoover 1953-5-3 8287 San Luis Obispo Lopez Canyon Comment
  OBI14020  Ribes sericeum Robert F. Hoover 1947-1-3 6579 San Luis Obispo Cambria. Comment
  SBBG2812  Ribes sericeum C. B. Hardham 1960-2-25 5207 San Luis Obispo Santa Rosa Crk, 9.1 mi E of Cambria 213 Comment
  OBI5286  Ribes speciosum Elizabeth Gollub 1974-1-24 64 San Luis Obispo Cal Poly Campus. E side of Crandall Gym Comment
  CDA4892  Ricinus communis E. C. Twisselmann 1955-9-1 2356 San Luis Obispo Foot of old Cuesta Grade, 3 1/2 miles north of San Luis Obispo. Comment
  OBI14357  Ricinus communis Betty Sheehan 1957-11-1 31 San Luis Obispo Cal Poly campus Comment
  OBI62732  Rorippa curvisiliqua LynneDee Althouse 2003-4-10 174 San Luis Obispo Santa Margarita Ranch, E of Pozo Rd, between Hwy 58 and Las Pilitas Rd Comment
  UC1927810  Rorippa palustris var. occidentalis David Keil, Kathleen Keil 2002-3-29 29777 San Luis Obispo Lopez Reservoir. Vicinity of 35.20391 N x 120.47009 W Comment
  OBI27388  Rosa californica Thomas Burrows 1980-6-20 94 San Luis Obispo Reservoir Cyn 152 Comment
  OBI47484  Rubus ursinus David J. Keil, Art Webster 1984-4-29 18200 San Luis Obispo Lopez Wilderness Area Comment
  OBI9975  Rubus ursinus Fred Rush unk 78 San Luis Obispo Mt. SLO Comment
  UC1128658  Rubus ursinus B. Bolt 1936-2-20 585 San Luis Obispo 1/4 mi wnw China Harbor; Cayucos Quad., wnw of China Harbor Comment
  UC1128659  Rubus ursinus B. Bolt 1936-2-10 574 San Luis Obispo 1.5 mi se mouth of Osos Creek; Cayucos Quad. Comment
  UC1128671  Rubus ursinus T. M. Hendrix 1937-6-6 277 San Luis Obispo 1.5 mi nw New District School; Pozo Quadrangle Comment
  CLARK-A1045-1341  Rumex acetosella George K. Helmkamp 1978-4-23 San Luis Obispo Los Osos Montana de Oro State Park, on ocean cliff; Morro Bay S 7.5'Q Comment
  OBI10848  Rumex acetosella Robert F. Hoover 1964-6-11 9036 San Luis Obispo Just S of Hazard Cyn Comment
  UCSB39118  Rumex acetosella Jorgensen, Jan 1982-4-23 San Luis Obispo Nipomo Mesa along highway 1 30 Comment
  OBI36798  Rumex conglomeratus Eric Wise 1981-9-29 1267 San Luis Obispo Oso Flaco Lake Comment
  OBI36801  Rumex conglomeratus Eric Wise 1982-6-25 1566 San Luis Obispo Pismo State Beach, Oceano campground Comment
  OBI33449  Rumex fueginus David J. Keil 1983-10-23 18020 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  OBI59278  Rumex salicifolius Rhonda Riggins June 19 200 1707 San Luis Obispo Maguire Property, N side Pozo Rd 4 mi SE Las Pilitas Rd, 1 mi SE Santa Margarita Lake Rd. Along crk between first and second bridge crossings Comment
  OBI71655  Rumex salicifolius David J. Keil 1988-7-2 20838 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  CDA14266  Rumex salicifolius var. salicifolius G. F. Hrusa 1993-5-2 11027 San Luis Obispo Reservoir Canyon, N end of San Luis Obispo. 106 Comment
  SBBG118286  Sagina apetala E. Painter, M. Wetherwax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR 196 San Luis Obispo behind palisades above Boy Scout Rd, S of Nacimiento River, along edge of rd to top of palisades and Boundary Rd; Camp Roberts 260 Comment
  CAS-BOT-BC103268  Salix bonplandiana Clare B. Hardham 1957-6-18 2254 San Luis Obispo Tierra Redondo Comment
  CAS-BOT-BC108248  Salix hindsiana R. F. Hoover 1966-7-13 9904 San Luis Obispo Yaro Creek Comment
  SBBG38493  Salix laevigata E. C. Twisselmann 1969-7-12 15668 San Luis Obispo sag pond on the San Andreas Fault near summit of Choice Valley 701 Comment
  UC473998  Salix laevigata Philip A. Munz 1925-3-25 9238 San Luis Obispo Morro Comment
  OBI37187  Salix laevigata Eric Wise 1981-9-2 1098 San Luis Obispo McGorty farm ponds, Adelaida Comment
  RSA142998  Salix lasiolepis John H. Thomas 1959-3-20 7560 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, 17 miles S of San Luis Obispo County. 8 Comment
  OBI37201  Salix lasiolepis Eric Wise 1983-7-20 1728 San Luis Obispo Turri rd x Los Osos valley rd Comment
  OBI37268  Salix lasiolepis Eric Wise 1983-2-24 1655 San Luis Obispo Chimney Rock Reservoir. Where G14 turns to Adelaida Comment
  CAS-BOT-BC124823  Salix lasiolepis var. lasiolepis R. F. Hoover 1966-9-16 10054 San Luis Obispo bed of Salinas River at mouth of Rocky Canyon Comment
  CAS-BOT-BC124830  Salix lasiolepis var. lasiolepis R. S. Woglum 1940-4-11 2586 A San Luis Obispo Near La Panza Comment
  CAS-BOT-BC124836  Salix lasiolepis var. lasiolepis Clare B. Hardham 1957-4-14 1655 San Luis Obispo Headwaters Old Creek - Santa Rita Rd. Comment
  JEPS12181  Salpichroa origanifolia R. E. Goble 1930-4-12 San Luis Obispo San Luis Obispo; J. Tartaglia's ranch 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
  JEPS79421  Salsola damascena H. A. Krug, M. J. Hollarman, and T. C. Fuller 1980-10-29 20342 San Luis Obispo 26 km. s.w. McKittrick (Crocker Springs Rd., summit of Recruit Grade Pass); Temblor Range Comment
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Oct 24 2014
  UCD99278  Salsola damascena Ben Easley; G. D. Barbe 1974-7-9 1897 San Luis Obispo San Luis Obispo County: 5.2 km west of Kern County line on Crocker Springs Road; Temblor Range. 976 Comment
  UCD99280  Salsola damascena T. C. Fuller 1978-7-19 20249 San Luis Obispo San Luis Obispo County: summit of the Temblor Range, Recruit Grade Pass, 26 km. (16 mi.) by road, Crocker Springs Road, southwest of McKittrick in eastern San Luis Obispo Co. Comment
  CAS-BOT-BC180699  Salsola tragus Ernest C. Twisselmann 1958-11-19 4959 San Luis Obispo Choice Valley Region, Salt Canyon, Temblor Range and the Western San Joaquin Valley 533 Comment
  SBBG132536  Salsola tragus D. Keil 1998-10-9 28190 San Luis Obispo just N of jct of Elkhorn Rd and Soda Lake Rd at S end of Carrizo Plain Comment
  UCR159224  Salvia carduacea George K. Helmkamp, E. A. Helmkamp 2005-4-22 9421 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
  CDA20409  Salvia columbariae J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  UC456139  Salvia columbariae unknown May 1905 San Luis Obispo Perfumo Canyon Comment
  OBI13557  Salvia columbariae Robert F. Hoover 1966-4-2 9787 San Luis Obispo Cyn behind old "sheep camp" on E side of Soda lake, W side of Temblor Range Comment
  RSA128087  Salvia leucophylla Clare B. Hardham 1958-5-5 3195 San Luis Obispo western edge of the Carissa Plains, Washburn Ranch Comment
  UCD135935  Salvia leucophylla R. Wenk 2007-4-22 666 San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, Caliente Range, behind Washburn Ranch house, above area with blue oaks near Sulfur Spring. 822 Comment
  CAS-BOT-BC230013  Salvia mellifera Alice Eastwood 1927-4-7 14270 San Luis Obispo Morro Comment
  CAS-BOT-BC94562  Salvia mellifera R. C. Wenk; D. J. Spurr 2007-4-7 591 San Luis Obispo Los Padres National Forest. Near parking lot for Rinconada trailhead to Little Falls. Along Pozo Road, about 11 road 573 Comment
  OBI72758  Salvia mellifera Michael Walgren 2010-4-15 125 San Luis Obispo Morro Bay state park, at the eastern terminus of Pismo Ave in Los Osos. This newer acquisition parcel is located S of Pismo Ave and abuts several homes. Parcel known as "Powell III" Comment
  RSA0040397  Salvia mellifera LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6297 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  SBBG39332  Salvia mellifera K. K. Muller 1970-6-10 2953 San Luis Obispo Nipomo Mesa on high pressure gas line rd turning off of Pomeroy-Los Berros Rd 1 mi N of Willowby Rd Comment
  UCR121529  Salvia mellifera George K. Helmkamp 2002-4-21 7486 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  OBI31598  Salvia mellifera Joy Nishida 1982-5-8 370 San Luis Obispo American Cyn; .9 mi S of American Cyn campground 518 Comment
  RSA17823  Salvia mellifera Carl B. Wolf 1929-4-15 3545 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  OBI51702  Salvia spathacea R. Mike Arens 1994-4-30 68 San Luis Obispo Calif Polytechnic State univ campus; near Botanical Garden foot bridge 152 Comment
  UC177261  Salvia spathacea E. Palmer Jun 1876 San Luis Obispo San Luis Obispo Region Comment
  CDA19834  Salvinia molesta S. Stoltz 2001-11-27 PDR 942100 San Luis Obispo off Price Cyn. Rd. 0 Comment
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Feb 6 2009
  RSA477588  Sambucus mexicana E. A. Purer 1932-8-28 4846 San Luis Obispo Oceano Comment
  OBI76887  Sanicula arctopoides D. R. Miller, E. A. Appel 2012-4-7 412 .1016 San Luis Obispo Coastal side of Hwy 1 near mile marker 59-1/2 15 Comment
  POM83032  Sanicula arguta Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  UC1123156  Sanicula arguta C. M. Belshaw 1936-3-17 1638 San Luis Obispo 2.3 mi nne of Nipomo 289 Comment
  UC754984  Sanicula arguta R. F. Hoover 1947-4-16 6930 San Luis Obispo near San Luis Obispo (w base of Cerro Romauldo); Cerro Romauldo Comment
  RSA388904  Sanicula arguta Lincoln Constance, R. Holm, Carroll E. Wood Jr. 1949-4-23 3270 San Luis Obispo Serpentine knoll at East end of Los Osos Valley, 0.8 miles Southwest of San Luis Obispo 152 Comment
  UC1001285  Sanicula arguta Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-23 3270 San Luis Obispo 0.8 mi sw of San Luis Obispo (at e end of Los Osos Valley); Los Osos Valley 152 Comment
  OBI59481  Sanicula bipinnata David J. Keil, with V. L. Holland 2001-4-7 29279 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
  POM98149  Sanicula bipinnata P. A. Munz 1925-3-25 9208 San Luis Obispo Morro Creek 457 Comment
  UCSB12111  Sanicula bipinnata 1962-3-29 San Luis Obispo 19.1 miles west of Simmler, La Panza Range 594 Comment
  OBI28594  Sanicula bipinnatifida John Jackman and Julie Truesdale, Julie Truesdale 1980-1 51 San Luis Obispo MacGillivary Ranch, Adelaida. Comment
  OBI5458  Sanicula bipinnatifida Sharon Jochums 1974-4-3 95 San Luis Obispo West of Hwy 1, N of San Simeon Point Comment
  OBI78558  Sanicula bipinnatifida David J. Keil 1998-4-14 26718 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
  UC1123177  Sanicula bipinnatifida C. A. Graham 1939-4-14 530 San Luis Obispo 1.9 mi sse of Gifford Ranch 457 Comment
  OBI81301  Sanicula crassicaulis Madison Cheney, Dayle Morris, Bridget Van Beek 2015-4-23 San Luis Obispo Irish Hills Trail; 350 meters into the left trail on left side. Comment
  POM308262  Sanicula crassicaulis Henry J. Ramsey, Henry J. Ramsey 1940-4-20 3121 San Luis Obispo Hwy 41, near Templeton Comment
  RSA128142  Sanicula laciniata Clare B. Hardham 1959-4-12 4232 San Luis Obispo Santa Lucia Mountains, Cambria Comment
  UC754986  Sanicula laciniata R. F. Hoover 1947-3-26 6763 San Luis Obispo Oak Park District Comment
  OBI83037  Sanicula maritima LynneDee Althouse 2016-3-28 6029 San Luis Obispo Patch accessed near Meadow Street and Mitchell Drive, via public easement to the north side of South Hills Natural Reserve Space, in the City of San Luis Obispo, California. 73 Comment
  OBI8743  Sanicula maritima Robert F. Hoover 1947-2-24 6625 San Luis Obispo First ridge W of Cerro Romauldo (near San Luis Obispo) Comment
  SBBG94443  Sanicula tuberosa S. A. Junak 1990-4-17 4164 San Luis Obispo just N of USFS Rd 29S11.3, 0.1 mi W of W boundary for Cuesta Ridge Botanical Area, 5.3 mi W of Hwy 101 783 Comment
  UC2013203  Saponaria officinalis Dana Richards 1983-11-9 5 San Luis Obispo San Luis Obispo. Comment
  UC456111  Satureja douglasii I. J. Condit 1908-4-30 San Luis Obispo Coon Creek Canyon Comment
  UC455364  Saxifraga californica I. J. Condit 1908-2-17 San Luis Obispo Perfumo Canyon Comment
  UC75729  Saxifraga californica Miss Alice King April, 1895 San Luis Obispo Arroyo Grande Comment
  OBI39957  Scabiosa atropurpurea David J. Keil, Eric Wise 1983-8-30 17920 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  CAS-BOT-BC239952  Schismus arabicus R. F. Hoover 1965-4-15 9342 San Luis Obispo Hill west of Shell Creek, south slope Comment
  OBI22195  Schismus arabicus Robert F. Hoover 1947-5-10 7149 San Luis Obispo Cuyama Valley, E of river bridge on main hwy Comment
  LA211686  Schismus barbatus Mark A. Elvin; Michael Brady, Jason Storlie 2014-9-16 7640 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, North edge of Refuge, end of Beigle Road at parking lot and sand dune interface. 14.0 Comment
  OBI22600  Schoenoplectus americanus F. Rush August1957 s.n. San Luis Obispo S. Morro Bay Comment
  OBI43543  Schoenoplectus americanus Eric Wise 2013-10-16 1802 San Luis Obispo Ortega Spring. One mi S of Hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieta Cyn. 2 collections: one at Spring with cattle feeding and the other about 1/4 mi closer to road Comment
  OBI35228  Schoenoplectus californicus Eric Wise 1981-7-26 942 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  UCSB38036  Schoenoplectus californicus Ferren, Wayne 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  OBI35211  Schoenoplectus californicus Eric Wise 1982-6-24 1551 San Luis Obispo Farm pond N of Warden Lake about 1/2 mi Comment
  OBI51409  Schoenoplectus pungens Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .6 San Luis Obispo San Simeon State Park. Unnamed southern drainage near bridge into day use area Comment
  SD37487  Schoenoplectus pungens var. badius Edith A. Purer 1933-7-20 5068 San Luis Obispo Wet place in the sand dunes, northwest of Guadalupe. Comment
  OBI28956  Schoenoplectus pungens var. longispicatus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14563 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI43625  Schoenoplectus pungens var. longispicatus Eric Wise 1981-6-27 788 San Luis Obispo Cuyama River, Pine Cyn Forest Serv Stn Comment
  OBI43633  Schoenoplectus pungens var. longispicatus Eric Wise 1981-6-26 669 San Luis Obispo Villa Crk Reservoir, Hw 1 N of Cayucos Comment
  IRVC29500  Scirpus microcarpus Mark A. Elvin, LynneDee Althouse 2006-5-25 4920 San Luis Obispo Above Arroyo Grande; Old Oak Park Road, across from 1620 Old Oak Park Rd. Central Coastal Foothills 99 Comment
  CAS-BOT-BC111050  Scirpus microcarpus John Thomas Howell 1964-6-29 40753 San Luis Obispo In canyon between Cambria and Protestand Cemetery. Comment
  CAS-BOT-BC111056  Scirpus microcarpus Ernest C. Twisselmann 1955-9-1 2360 San Luis Obispo Tassajara Creek at Johnson Ranch, west of Santa Margarita Comment
  OBI33303  Scirpus microcarpus Raymond J. Martinez 1965-4-25 5 San Luis Obispo Davenport Crk, N side of San Luis Range Comment
  RSA91494  Scirpus microcarpus F. W. Peirson 1920-7-30 2236 San Luis Obispo Near sea level, Toro Creek, Morro Region 0 Comment
  POM305204  Scrophularia californica Henry J. Ramsey, Henry J. Ramsey 1940-4-21 582 San Luis Obispo Morro Bay region. Comment
  OBI9234  Scrophularia californica Robert F. Hoover 1967-6-5 10625 San Luis Obispo Arroyo Grande just below confluence of Lopez Cyn (dam site) Comment
  JEPS7434  Scrophularia villosa R. F. Hoover 1946-6-1 6108 San Luis Obispo se Cambria (Perry Creek) Comment
  OBI48255  Scutellaria tuberosa David J. Keil 1989-6-3 21220 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI58185  Scutellaria tuberosa David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26789 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  OBI64543  Scutellaria tuberosa David J. Keil, with V. L. Holland 2001-3-30 29239 San Luis Obispo Coastal side of Highway 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm. Comment
  CAS-BOT-BC69075  Sedum radiatum subsp. radiatum Mrs. R. W. Summers May to July s.n. San Luis Obispo Los Osoa Valley Comment
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Feb 7 2020
  UC74916  Selaginella bigelovii Mrs. R. W. Summers 1882-5-1 963 San Luis Obispo summit of Santa Lucia Mts. 762 Comment
  OBI15533  Senecio blochmaniae Robert F. Hoover 1966-9-12 9985 San Luis Obispo Bed of Santa Maria River N of Santa Maria Comment
  OBI35474  Senecio blochmaniae S. M. Inman 1983-7-15 83 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI31318  Senecio douglasii var. douglasii Joy Nishida 1982-8-12 514 San Luis Obispo American cyn. 1.2 mi S of American cyn campground 500 Comment
  OBI49831  Senecio douglasii var. douglasii Steven A. Junak 1990-10-11 4441 San Luis Obispo Cuesta Ridge Botanical area, Los Padres NF. Santa Lucia Mtns: N slope of W Cuesta Ridge in Cuesta Ridge Botanical area, ca. .4 mi NW of Peak 2478, at SW end of mine excavation along abandoned mine road which intersects W Cuesta Ridge Rd. ca. 4 mi W of hwy 101. Comment
  SBBG81976  Senecio elegans C. F. Smith 1975-5-13 San Luis Obispo Guadalupe dunes, W of main straight oil field rd, (N and S) E of ocean Comment
  CAS-BOT-BC329108  Senecio flaccidus var. douglasii R. F. Hoover 1946-8-18 6305 San Luis Obispo West base of La Panza Range (Sycamore Creek) Comment
  OBI70132  Senecio sylvaticus David J. Keil 2009-3-1 30565 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. Residential area. 60 Comment
  SBBG112594  Sesuvium verrucosum C. B. Hardham 1960-6-27 6336 San Luis Obispo Huerhuero River Comment
  UCR132024  Setaria parviflora George K. Helmkamp 2003-11-22 8225 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
  UC583165  Sidalcea diploscypha Lewis S. Rose 1936-5-6 36231 San Luis Obispo Morro Beach 6 Comment
  SBBG96810  Sidalcea hickmanii subsp. anomala D. A. Young, S. Junak, T. Ayers 1989-4-27 1946 San Luis Obispo 0.1 mi W of W end of the Cuesta Ridge Botanical area Comment
  CAS-BOT-BC205501  Sidalcea hickmanii subsp. hickmanii Clare B. Hardham 1960-6-3 5990 San Luis Obispo Santa Lucia Mountains. Openings in Cuesta Comment
  UC52168  Sidalcea malviflora subsp. laciniata Mrs. R. W. Summers San Luis Obispo Comment
  OBI28912  Silene antirrhina Melissa Luckow, Rhonda Riggins 1982-5-14 871 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd Comment
  OBI30647  Silene gallica David J. Keil 1981-5-19 14740 San Luis Obispo Indian Knob Comment
  OBI19451  Silene laciniata subsp. laciniata B. A. Smith 1966-5-16 103 San Luis Obispo Slope S of Morro Bay Comment
  UCR42825  Silene lemmonii David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18699 San Luis Obispo Central Coast, 7 mi. from Calif. Hwy 1 (Rte 1) along San Simeon Creek Road, near Rocky Butte lookout at Circle 3 Ranch Gate 230 Comment
  CDA11442  Silene multinervia G. F. Hrusa 1995-5-28 12194 San Luis Obispo Black Butte Research Natural Area; Black Butte Research Natural Area. Ridge 4. Comment
  OBI27560  Silybum marianum Kathy Rilling 1976-5-10 68 San Luis Obispo Roadside on Higuera Cemetary, SLO Comment
  RSA585710  Sinapis arvensis M. D. Proctor, E. A. Young 1993-3-20 ROB 0272 San Luis Obispo 0.5 km NE of Chorro Res. Comment
  RSA212054  Sisymbrium orientale E. C. Twisselmann 1969-4-24 15155 San Luis Obispo Bedell Ranch, 5 miles southeast of Creston, La Panza Range. 351 Comment
  OBI56750  Sisymbrium orientale David J. Keil, with V. L. Holland 1999-6-9 28370 San Luis Obispo Camp Roberts. In area with approximate 100 m radius of intersection of F1 Road and D34 Road (ca. 35 deg. 44.734'N x 120 deg. 50.118'W) 366 Comment
  OBI21079  Sisyrinchium bellum John Young 1967-5-25 30 San Luis Obispo Poly Cyn Comment
  OBI21081  Sisyrinchium bellum Robert F. Hoover 1958-5-17 8479 San Luis Obispo Summit of Santa Lucia Mts. NW of Cuesta Pass Comment
  OBI35356  Sisyrinchium bellum Melody Dickens 1981-4-15 68 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  OBI52025  Sisyrinchium bellum Steven A. Junak 1989-4-27 3984 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: W Cuesta Ridge, along N side of main rd (USFS Rd #29S11.3) at vehicle pull-out area, about 2 mi W of E boundary sign, roughly 5 mi W of hwy 101 Comment
  OBI23432  Solanum Brent Nolan 1971-4-29 s.n. San Luis Obispo Top of the ridge on Clark cyn rd Comment
  OBI28150  Solanum douglasii Jeffery Null 1980-5-11 45 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ, San Luis Obispo Comment
  SD178236  Solanum douglasii G. K. Helmkamp 2004-2-11 8281 San Luis Obispo Nipomo Mesa, Willow Road, 0.6 mile east of Highway California 1. 124 Comment
  RSA422453  Solanum douglasii F. R. Fosberg 1931-6-7 741 San Luis Obispo Cuesta. 350 Comment
  CAS-BOT-BC156842  Solanum umbelliferum E. Zimmerman 1966-4-8 15 San Luis Obispo Perfumo Canyon Comment
  OBI9146  Solanum umbelliferum Eben McMillan 1952-5-25 130 San Luis Obispo Palo Prieto Cy, 1 mi N 8 mi E Shandon Comment
  SBBG49108  Solanum umbelliferum J. Copeland 1974-2-17 1053 San Luis Obispo Grand View Mesa, Nipomo Comment
  CAS-BOT-BC156844  Solanum umbelliferum R. F. Hoover 1950-5-6 7879 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  OBI9103  Solanum xanti Robert F. Hoover 1967-2-18 10216 San Luis Obispo Diablo Cyn, San Luis Range Comment
  SBBG107875  Solanum xanti C. B. Hardham 1956-3-27 313 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  OBI54848  Solidago confinis David J. Keil 1996-9-12 26013 San Luis Obispo Poly Canyon Botanical Garden. Campus of California Polytechnic State University, San Luis Obispo. Comment
  CAS-BOT-BC365531  Solidago elongata R. F. Hoover 1966-9-13 10000 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC365173  Solidago velutina subsp. californica Ernest C. Twisselmann 1956-11-3 3225 San Luis Obispo La Panza Range. Salinas River, 0.2 mile below Salinas Dam 393 Comment
  RSA0042898  Soliva sessilis LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6273 b 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
  UC455800  Soliva sessilis I. J. Condit 1910-5-4 San Luis Obispo California Polytechnic School ranch above dairy barn; California Polytechnic School ranch Comment
  HSC91761  Sonchus asper Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro State Park; Manzanita Trail Comment
  OBI4812  Sonchus oleraceus Mike Wemp 1972-3-29 38 San Luis Obispo About 1/2 mi NW of Montana de Oro state park campground 30 Comment
  UCR161320  Sonchus oleraceus George K. Helmkamp, E. A. Helmkamp 2005-3-9 9105 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  CAS-BOT-BC374625  Sonchus oleraceus Clare B. Hardham 1957-11-2 2702 San Luis Obispo Santa Lucia Mountains. Old Creek, Cayucos Comment
  RSA648956  Sorghum halepense Andrew Rybak 1972-8-28 9 San Luis Obispo Near Foothill and railroad tracks in San Luis Obispo Comment
  OBI79529  Sparganium eurycarpum David J. Keil 2012-7-14 31403 San Luis Obispo San Luis Obispo. Intersection of Los Osos Valley Road and US 101 at southbound on-ramp. Ditch between freeway and Calle Joaquin 32 Comment
  SBBG412  Sparganium eurycarpum H. and M. Dearing 1940-8-11 4459 San Luis Obispo Oso Flaco Lake Comment
  OBI17926  Spergula arvensis Dave Imper 1976-11-27 11 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  OBI57951  Spergularia Austin P. Griffiths 1984-3-24 s.n. San Luis Obispo Guadalupe Dunes. Along E margin of lakefill NW of causeway, Oso Flaco Lake. T11N, R35W, Sect 18 BM:M Comment
  UCSC000263  Spergularia macrotheca Randall Morgan 2006-7-30 s.n. San Luis Obispo Pismo Comment
  SBBG46803  Spergularia macrotheca L. B. Towle 1973-6-2 San Luis Obispo S of Morro Rock, Morro Bay Comment
  OBI51196  Spergularia macrotheca var. macrotheca Jan Barber 1994-5-29 179 San Luis Obispo San Simeon State Park Comment
  UCR140146  Spergularia macrotheca var. macrotheca George K. Helmkamp 2004-2-10 8268 San Luis Obispo Central Coast, southeast of Oceano along Halcyon Rd., 0.2 mi east of Mesa View Dr. 76 Comment
  CDA16836  Spergularia marina G. F. Hrusa, L. Saslaw 2001-4-12 15773 San Luis Obispo Carrizo Plain; Panorama Rd. +- 1/2 mi. E of entrance to Washburn Administrative Site (Washburn ranch). Comment
  CAS-BOT-BC390896  Spergularia marina Ernest C. Twisselmann 1955-6-18 2179 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Pozo Pinole, San Juan Hills 670 Comment
  CDA43174  Spergularia rubra David J. Keil 1998-4-14 26703 San Luis Obispo Just off Hwy. 166 on Alamo Creek Rd. 0 Comment
  UCR38997  Stachys albens David J. Keil 1983-10-30 18030 San Luis Obispo South Coast Range, c. 3 mi south of Creston along west Branch of Huerhuero Creek 381 Comment
  SBBG93609  Stachys bullata S. A. Junak, T. J. Ayers 1989-4-12 3949 San Luis Obispo just N of main rd (USFS Rd 29S11.3), on slopes just NW of KSBY Television towers at E end of Cuesta Ridge Botanical Area 749 Comment
  SD75713  Stachys bullata Helen V. Witham 1969-9-27 507 San Luis Obispo A few feet above high tide line, in cliff, MontaA'a de Oro State Park. 2 Comment
  RSA0055077  Stachys bullata Jim Shevock 1970-2-22 8 San Luis Obispo Along coast. 30 Comment
  RSA18231  Stachys bullata Carl B. Wolf 1929-4-16 3619 San Luis Obispo Mouth of small creek along coast four miles north of Morro Bay. Comment
  OBI13467  Stachys chamissonis Rimo Bacigalupi, Dr. & Mrs. Robt. M. Page, R. S. Ferris, & R. W. Holm 1953-7-25 4332 San Luis Obispo Shores of Black Lake, along state hwy 1, just N of Callender Siding (Southern Pacific RR) and about 2 mi S of Oceano Comment
  UC1124933  Stachys chamissonis B. Bolt 1936-6-5 760 San Luis Obispo 1 mi e Santa Margarita (Plot 139); San Luis Obispo Comment
  OBI81368  Stachys pycnantha Jason Dart, D. Groh 2015-9-16 431 San Luis Obispo Cholame Valley, south side of Highway 41, 2.1 miles east of the intersection with Highway 46. 389 Comment
  RSA0109103  Stachys pycnantha Steven A. Junak 1990-7-13 4411 San Luis Obispo Santa Lucia Mountains: near N edge of Cuesta Ridge Botanical Area, along powerline access road, in small canyon between first and second high voltage tower E of W Cuesta Ridge Road, ca. 1.3 road miles S of Tassajera Creek Road. 549 Comment
  RSA185414  Stachys rigida subsp. quercetorum Clare B. Hardham 1961-6-30 10414 San Luis Obispo Small brook, tributary of the Arroyo Seco North of Rooster Creek. Comment
  POM223568  Stanfordia californica D. D. Keck, J. Clausen 1935-4-10 3153 San Luis Obispo 15 miles south of Soda Lake, on Carrizo Plain Comment
  SBBG70295  Stanleya pinnata var. pinnata R. Hoffmann 1927-10-14 San Luis Obispo Alamo Crk, Lower Cuyama Valley Comment
  PASA12  Statice arctica var. californica 1928-5-12 San Luis Obispo San Simeon Comment
  OBI59659  Stebbinsoseris heterocarpa David J. Keil, with Jill Bushakra 2001-6-14 29552 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  SD247393  Stellaria longipes var. longipes Mark A. Elvin, G. M. Greenwald, et al. 2014-12-18 7856 San Luis Obispo Central Coast: Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Colorada Pond, about 80 meters from south Refuge boundary. 17 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
  OBI53003  Stellaria nitens David J. Keil 1986-4-13 19168 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  CDA34832  Stellaria pallida David J. Keil 1998-4-2 26836 San Luis Obispo Northwest of Paso Robles on Nacimiento Lake Drive, 2.5 miles west of junction with Chimney Rock Road. 0 Comment
  OBI28670  Stephanomeria David J. Keil, Eric Wise 1982-7-2 16304 San Luis Obispo Nipomo Mesa area on W of Pomeroy Rd along Black Lake cyn trl Comment
  OBI53459  Stephanomeria Arthur W. Hazebrook 1991-6-6 92 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, SW facing side of hill Comment
  SD39625  Stephanomeria elata Edith A. Purer 1932-8-1 4687 San Luis Obispo Morro Bay Comment
  JEPS35350  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-14 9260 San Luis Obispo Jack Lake Comment
  RSA223668  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1965-9-22 9636 San Luis Obispo San Bernardino Creek east of Morro Bay. Comment
  CAS-BOT-BC375394  Stephanomeria exigua subsp. coronaria John Thomas Howell 1948-6-15 24371 San Luis Obispo Hughes Canyon se. of Shandon 609 Comment
  OBI15409  Stephanomeria exigua subsp. coronaria John Thomas Howell 1948-6-15 24371 San Luis Obispo Hughes Cyn, SE of Shandon 610 Comment
  UC1321237  Stephanomeria exigua subsp. coronaria R. F. Hoover 1966-9-16 10035 San Luis Obispo 3 mi n Santa Margarita (junction of Carmel Road with Old Highway 101) Comment
  CAS-BOT-BC375392  Stephanomeria exigua subsp. coronaria Ernest C. Twisselmann 1956-8-6 3108 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon near the summit 609 Comment
  CAS-BOT-BC375452  Stephanomeria exigua subsp. exigua Ernest C. Twisselmann 1954-6-5 1340 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Canyon, west slope of Crocker Pass, Southeastern San Luis Obispo County 731 Comment
  SBBG88404  Stephanomeria pauciflora C. F. Smith 1957-8-8 5609 San Luis Obispo ca. 1 mi E of turnoff to Maricopa (St Hwy 166), Cuyama Valley Comment
  OBI59236  Stephanomeria virgata G. F. Hrusa 2000-9-30 15699 San Luis Obispo Carrizo Plain Natural Area. Elkhorn Grade, 1st summit to E of Soda Lake Rd 884 Comment
  IRVC28948  Stephanomeria virgata subsp. virgata G. K. Helmkamp 2003-9-21 8161 San Luis Obispo Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande Central Coast 46 Comment
  OBI30915  Stipa pulchra Julie M. Vanderwier 1979-4-20 145 San Luis Obispo Indian Knob Tar Sands Comment
  UC1063484  Streptanthus albidus subsp. peramoenus P. L. Johannsen 1936-3-22 735 San Luis Obispo 1 3/4 mi sw San Luis Obispo (Plot 11); San Luis Obispo Quadrangle 106 Comment
  SBBG43509  Stuckenia pectinata L. W. Edge 1971-11-2 San Luis Obispo N of Oso Flaco Lake Comment
  RSA586080  Stuckenia pectinata M. D. Proctor, E. A. Young 1993-4-17 ROB 0461 San Luis Obispo Pond northwest of Chorro Res. Comment
  OBI55301  Stylocline gnaphaloides David J. Keil 1998-4-27 26922 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes 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
  OBI73217  Stylocline masonii David J. Keil 2010-4-27 30723 San Luis Obispo La Panza Mountains. Ca. 0.25 miles north of Highway 58 along Shell Creek Road. 420 Comment
  SBBG104411  Stylomecon heterophylla M. D. Proctor, E. A. Young 1993-4-11 ROB 356 San Luis Obispo ca. 2 km S of Boy Scout Rd; Camp Roberts Comment
  UC496110  Stylomecon heterophylla Mrs. Frank Hatch 1932-4-4 San Luis Obispo hillsides near Paso Robles Comment
  OBI73249  Suaeda californica Michael Walgren 2010-1 San Luis Obispo Comment
  RSA18220  Suaeda californica C. B. Wolf 1929-4-16 3630 San Luis Obispo 2 miles north of Cayucos Comment
Read comments
Aug 2 2014
  UCSB63899  Suaeda taxifolia Keil, David 1999-5-20 San Luis Obispo Pismo Beach; along Cypress Street Comment
  PASA286  Symphoricarpos albus 1928-5-5 San Luis Obispo Along S. Rita Lake Comment
  CAS-BOT-BC99113  Symphyotrichum chilense R. F. Hoover 1965-9-29 9675 San Luis Obispo Tassajera Creek Comment
  CAS-BOT-BC99123  Symphyotrichum chilense R. F. Hoover 1965-11-7 9725 San Luis Obispo Junction of Oso Flaco Road with Guadalupe-Oceano Road Comment
  OBI17008  Symphyotrichum chilense Betty Sheehan 1957-10-11 15 San Luis Obispo Poly cyn, Cal Poly campus Comment
  CAS-BOT-BC99116  Symphyotrichum chilense Ernest C. Twisselmann 1969-11-28 16357 San Luis Obispo Temblor Range and the Western San Joaquin Valley - Loffaly Spring, hills at the head of Palo Prieta Canyon 640 Comment
  OBI4983  Tamarix ramosissima Ernest C. Twisselmann 1952-8-17 327 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: San Andreas fault, 6 mi S of Cholame 579 Comment
  UCSB30418  Taraxia ovata Krasner, Larry 1975-4-18 San Luis Obispo North end of Bridge S; off of Cambria Rd; Cambria 91 Comment
  SBBG95529  Tauschia arguta D. Keil 1986-5-13 19447 San Luis Obispo Hi Mtn Rd near Hi Mtn Lookout 944 Comment
  OBI66516  Thalictrum fendleri David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26290 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
  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
  OBI5560  Thermopsis californica var. californica Sharon Jochums 1974-4-3 86 San Luis Obispo W of hwy 1 N of San Simeon Point Comment
  UCD115980  Thysanocarpus curvipes J. M. Tucker 1963-4-11 3680 San Luis Obispo San Luis Obispo County: North side of State Highway 41, 15.1 miles (by road) E of Cambria. Comment
  UC310658  Thysanocarpus curvipes Philip A. Munz 1926-4-9 10194 San Luis Obispo Willow Creek Road Paso Robles to Morro; Willow Creek Road Comment
  OBI14863  Thysanocarpus curvipes subsp. curvipes Robert F. Hoover 1967-3-22 10268 San Luis Obispo Hills a W edge of Carrizo Plain, W of Simmler Comment
  SD244654  Thysanocarpus laciniatus Jessica Griffiths 2012-2-19 2 San Luis Obispo Poly Canyon Rd, Cal Poly campus, half a mile up the road from Village Dr. Shaded, grassy slope below rock face on SE side of trail. 130 Comment
  OBI17712  Toxicodendron diversilobum Penelope Blackmer 1973-4-9 30 San Luis Obispo 150 yards downstream from Pennington Creek in SW corner of Penn ck. Bio reserve. Comment
  OBI20464  Toxicodendron diversilobum Robert F. Hoover 1966-4-21 9834 San Luis Obispo Cal Poly campus near mouth of Poly Canyon Comment
  OBI80709  Toxicoscordion fremontii D. R. Miller 2015-1-18 115 .11 San Luis Obispo .5 miles north of Arroyo De La Cruz bridge on Hwy 1 (ocean side of Hwy) 40 Comment
  OBI8645  Tribulus terrestris Robert F. Hoover 1966-10-8 10136 San Luis Obispo E part of Cuyama Valley, on border of cultivated field Comment
  OBI54300  Tribulus terrestris David J. Keil 1996-5-24 25875 San Luis Obispo Laguna lake Park, San Luis Obispo Comment
  CAS-BOT-BC220832  Trichostema lanatum David D. Keck 1934-4-26 2828 San Luis Obispo East slope of Pozo Range, 6.3 mi. W. of La Panza Comment
  CAS-BOT-BC220834  Trichostema lanatum David D. Keck 1934-4-26 2828 San Luis Obispo East slope of Pozo Range, 6.3 mi. W. of La Panza Comment
  UCSC009503  Trifolium albopurpureum Randall Morgan 2003-4-9 2916 San Luis Obispo Soda Lake Lookout, Corrizo Plain Comment
  UC1129945  Trifolium albopurpureum var. albopurpureum W. A. Peterson 1937-4-2 659 San Luis Obispo 1.5 mi nnw La Panza Ranch; La Panza quadrangle 518 Comment
  UC762706  Trifolium barbigerum R. F. Hoover 1946-4-27 6089 San Luis Obispo Price Canyon Comment
  SBBG95631  Trifolium ciliolatum D. Keil with V. L. Holland 1986-5-26 19577 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  RSA130645  Trifolium ciliolatum R. W. Summers 1886-05 s.n. San Luis Obispo San Luis Obispo Valley. Comment
  UC1129965  Trifolium depauperatum var. amplectens C. M. Belshaw 1936-3-23 1713 San Luis Obispo 1.4 mi ssw Hollister Park; Cayucos quad 106 Comment
  OBI32114  Trifolium depauperatum var. truncatum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14401 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UC52297  Trifolium depauperatum var. truncatum Rev. R. W. Summers 1884-5-10 San Luis Obispo Comment
  CDA43312  Trifolium dubium David J. Keil, M. Matina 2010-5-31 30793 San Luis Obispo Western slope of Santa Lucia Mountains. Los Padres National Forest. Trail system east of Ragged Point. Comment
  IRVC29192  Trifolium fragiferum G. K. Helmkamp, E. A. Helmkamp 2004-8-14 8781 San Luis Obispo junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo Central Coast 107 Comment
  OBI32098  Trifolium fucatum David J. Keil 1981-6-20 14882 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  UCD109013  Trifolium fucatum P. B. Kennedy 1929-4-11 10187 San Luis Obispo San Luis Obispo County: 5.5 miles from Morro. Comment
  RSA121698  Trifolium fucatum var. fucatum G. T. Nordstrom 1937-4-28 1144 San Luis Obispo 0.3 miles S.W. of Klay 396 Comment
  RSA523175  Trifolium glomeratum David J. Keil 1983-5-22 17072 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Comment
  HSC91536  Trifolium gracilentum Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  UC1925819  Trifolium gracilentum David Keil with V. L. Holland 1999-4-27 28280 San Luis Obispo Camp Roberts, along McMillan Airstrip Comment
  JEPS114125  Trifolium gracilentum var. gracilentum A. Dilworth, J. Goldzman 1998-5-11 San Luis Obispo Camp Roberts. 0.2 mile S of West Perimeter Road on Generals Road, LCTA Plot 121. Comment
  POM349483  Trifolium grayi Anstruther Davidson 1880-1 s.n. San Luis Obispo [Unspecified] Comment
  UCR160158  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2005-5-17 9506 A San Luis Obispo Central Coast, 2.5 mi WNW of San Simeon; along Calif. Highway 1 11 Comment
  UCR61746  Trifolium hirtum George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  UCSB31440  Trifolium macraei Bailey, Jon 1978-4-14 San Luis Obispo Next to California Highway 1, 2 miles north of Vista Point 91 Comment
  OBI30655  Trifolium microcephalum David J. Keil 1981-5-19 14724 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  OBI76704  Trifolium microcephalum David J. Keil, Lynne Dee Althouse 2002-5-2 29855 San Luis Obispo Santa Margarita Ranch. Comment
  OBI5576  Trifolium repens Sharon Jochums 1974-5-19 266 San Luis Obispo Arroyo Laguna W of hwy 1 and S of Piedras Blancas Point Comment
  CDA43176  Trifolium subterraneum David J. Keil 1998-5-18 27297 San Luis Obispo North of Cayucos between Hwy 1 and ocean north of Point Estero. Just south of China Harbor. 0 Comment
  OBI73466  Trifolium variegatum David J. Keil 2010-6-5 30860 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center Comment
  UCD84261  Trifolium variegatum 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
  UC1130160  Trifolium variegatum var. melananthum N. K. Carlson 1936-3-22 212 San Luis Obispo 1.5 mi nne Indian Knob; Arroyo Grande Quad., Plot 29 60 Comment
  OBI31384  Trifolium willdenovii Joy Nishida, Ginger King 1982-4-25 333 San Luis Obispo American Cyn. 1.8 mi S of campground near stream 488 Comment
  UC55701  Trifolium willdenovii Mrs. R. W. Summers 1887-5-19 San Luis Obispo Comment
  SBBG127940  Trifolium wormskioldii M. A. Elvin, G. M. Greenwald 2013-8-9 7247 San Luis Obispo "Colorado Pond", 4-Pond Valley, ca. 80 m from S Refuge boundary, Guadalupe-Nipomo Dunes National Wildlife Refuge 17 Comment
  OBI65270  Trifolium wormskioldii E. A. Appel 2005-4-22 405 .794 San Luis Obispo Pine Mt Region. Along grayed clay soil slope of 'Twin Crks' E of hwy 1; across from elephant seal pull out Comment
  JEPS35067  Triphysaria micrantha R. F. Hoover 1958-4-11 8447 San Luis Obispo Atascadero-Creston Road Comment
  OBI58784  Triphysaria versicolor subsp. faucibarbata David J. Keil, with Kathleen A. Keil 1998-4-21 26892 San Luis Obispo Los Osos Valley Road, 1/4 mile west of junction with Foothill Road. Comment
  CAS-BOT-BC200073  Trisetum canescens Clare B. Hardham 1957-5-30 2043 San Luis Obispo Fair Oaks Ranch, South Road to Adelaida Comment
  CAS-BOT-BC135791  Triteleia ixioides subsp. cookii Clare B. Hardham 1960-6-1 5960 A San Luis Obispo Burnett Peak - Santa Lucia Mountains Comment
  OBI64715  Triteleia ixioides subsp. cookii D. R. Miller 2005-6-23 605 .809 San Luis Obispo Pine Mt Region. Along shoulders of road into D.R. Miller property, Tobacco creek drainage 650 Comment
  OBI6591  Triteleia ixioides subsp. cookii Robert F. Hoover 1950-5-7 7904 San Luis Obispo Pine Mt., Santa Lucis Mts. Comment