Search Results — 70 specimen records retrieved (53 records with coordinates)
Results for search: County=SAN LUIS OBISPO; Scientific name=Ambrosia chamissonis (including nomenclatural synonyms); Source=All;   More information: Jepson Online Interchange

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC61476  Ambrosia chamissonis Alice Eastwood 1926-4-29 13656 San Luis Obispo Cambria Comment
  CAS-BOT-BC61477  Ambrosia chamissonis Ynez Whilton Winblad 1937-6-17 s.n. San Luis Obispo Roosevelt Highway north of San Simeon Comment
  CAS-BOT-BC61479  Ambrosia chamissonis D. E. Breedlove 1962-8-7 4098 San Luis Obispo Oso Flaco Lake, 3 miles north of Guadalupe Comment
  CAS-BOT-BC61481  Ambrosia chamissonis Mrs. E. C. Van Dyke 1928-7-1 2512 San Luis Obispo Pismo Comment
  CAS-BOT-BC61482  Ambrosia chamissonis Chester Dudley 1926-8-21 s.n. San Luis Obispo Near mouth of Arroyo Grande Creek, San Luis Obsipo County Comment
  CAS-BOT-BC61486  Ambrosia chamissonis R. F. Hoover 1964-8-13 9233 San Luis Obispo Mouth of Morro Creek Comment
  CAS-BOT-BC61487  Ambrosia chamissonis R. F. Hoover 1947-7-21 6241 San Luis Obispo North end of Morro Bay Comment
  CDA17573  Ambrosia chamissonis Austin Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes; Along N Side of Oso Flaco Creek. Comment
  JEPS16762  Ambrosia chamissonis Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-24 4325 A San Luis Obispo 5 mi s nw of Oso Flaco Lake Oceano; Oso Flaco Lake Comment
  LA211614  Ambrosia chamissonis Mark A. Elvin; Michael Brady, Jason Storlie 2014-9-16 7632 San Luis Obispo SANTA MARIA RIVER VALLEY, Guandalupe-Nipomo Dunes National Park, Southwest corner of Refuge, ca. 560 meters from Pacific Ocean, 850 from south Refuge boundary. 10.0 Comment
  LA211702  Ambrosia chamissonis Mark A. Elvin; Jason Storlie 2014-10-10 7646 San Luis Obispo Guandalupe-Nipomo Dumes National Wildlife Refuge, Guadalupe Dunes; Small swale/water hole ca. 100 meters NNW of Myrtle Pond, no standing water present, 250 meters from Pacific Ocean. 8.0 Comment
  OBI17107  Ambrosia chamissonis Robert F. Hoover 1964-8-13 9233 San Luis Obispo Mouth of Morro Crk Comment
  OBI17109  Ambrosia chamissonis Robert F. Hoover 1947-7-21 6241 San Luis Obispo N end of Morro Bay Comment
  OBI17110  Ambrosia chamissonis F. Rush August1957 s.n. San Luis Obispo S Morro Bay Comment
  OBI31964  Ambrosia chamissonis David J. Keil, Eric Wise 1981-5-25 14777 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI35363  Ambrosia chamissonis Melody Dickens 1980-7-4 38 San Luis Obispo Morro Rock, Morro Bay, near parking lot N face Comment
  OBI35396  Ambrosia chamissonis Helen Jones 1982-5-8 94 San Luis Obispo Piedras Blancas Point Comment
  OBI35397  Ambrosia chamissonis Helen Jones 1981-5-8 93 San Luis Obispo Piedras Blancas Point Comment
  OBI4153  Ambrosia chamissonis Julie R. Potter 1969-6-29 58 San Luis Obispo Morro Bay State Park Comment
  OBI4413  Ambrosia chamissonis Robert J. Rodin 1970-9-10 8426 San Luis Obispo About 300 yds from Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  OBI51328  Ambrosia chamissonis Jan Barber 1993-8-14 69 San Luis Obispo San Simeon State park Comment
  OBI51423  Ambrosia chamissonis Larry Kelly, David J. Keil 1988-10-1 303 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI53865  Ambrosia chamissonis Arthur W. Hazebrook 1992-7-7 132 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso flaco Lake and surrounding dunes Comment
  OBI57762  Ambrosia chamissonis Austin P. Griffiths, R. A. Lawton 1980-5-30 s.n. San Luis Obispo Oceano Dunes. On innermost primary remnant dunes just e of Dune Buggy Hill Comment
  OBI59268  Ambrosia chamissonis Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes. On low stabilized dunes flat-ridge area just inland from oceanfront dunes along N side of Oso Flaco Crk Comment
  OBI59691  Ambrosia chamissonis Larry Kelly, David J. Keil 1988-10-1 303 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI6145  Ambrosia chamissonis D. Waive Stager 1972-7-31 18 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI7023  Ambrosia chamissonis Marguerite Costigan 1972-10-8 21 San Luis Obispo 1/8 mi N of Morro rock, 50 yds from ocean Comment
  RSA130663  Ambrosia chamissonis R. W. Summers 1884-6-12 s.n. San Luis Obispo Avila Comment
  RSA171030  Ambrosia chamissonis R. F. Thorne, Percy C. Everett 1962-10-3 24500 San Luis Obispo Near Oso Flaco Lake. 8 Comment
  RSA232043  Ambrosia chamissonis C. W. Tilforth 1972-8-23 635 San Luis Obispo Sand dunes between Oso Flaco Lake and ocean. Comment
  RSA416945  Ambrosia chamissonis Thekla Mohr 1911-1 1931 San Luis Obispo San Luis Obispo. Comment
  SBBG109940  Ambrosia chamissonis C. B. Hardham 1957-7-31 2512 San Luis Obispo ca. 0.9 mi N of Cambria Comment
  SBBG61142  Ambrosia chamissonis R. Hoffmann 1930-4-17 San Luis Obispo Arroyo Grande Comment
  SBBG61674  Ambrosia chamissonis M. M. Miles 1886-1 691 San Luis Obispo San Luis Obispo County [no specific locality] Comment
Read comments
Jan 20 2012
  SD39983  Ambrosia chamissonis Edith A. Purer 1932-8-28 4839 San Luis Obispo Oceano, open sand dunes Comment
  SD39987  Ambrosia chamissonis Edith A. Purer 1931-8-6 2245 San Luis Obispo Oceano sand dunes Comment
  SD75719  Ambrosia chamissonis Helen V. Witham 1969-9-27 498 San Luis Obispo Oso Flaco Lake, on dunes 10 Comment
  UC1118429  Ambrosia chamissonis H. C. Lee 1936-3-13 486 San Luis Obispo Oceano Beach; Arroyo Grande Quad. 6 Comment
  UC1118430  Ambrosia chamissonis B. Bolt 1936-3-28 653 San Luis Obispo s end Morro Bay; Cayucos Quad. 30 Comment
  UC1284976  Ambrosia chamissonis R. F. Hoover 1947-7-21 6241 San Luis Obispo n end, on sand-dunes Morro Bay Comment
  UC1311868  Ambrosia chamissonis C. A. Toschi and M. J. Tauber 1965-7-13 22 San Luis Obispo Pismo Beach Comment
  UC455848  Ambrosia chamissonis E. P. Unangst 1906-7-8 San Luis Obispo Pismo Comment
  UC52341  Ambrosia chamissonis Rev. R. W. Summers 1884-6-4 432 San Luis Obispo sand beach Avila Comment
  UC88850  Ambrosia chamissonis T. S. Brandegee 1888-6-1 San Luis Obispo San Simeon Comment
  UCD128772  Ambrosia chamissonis K. L. Chambers 1966-8-30 2470 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
  UCR103966  Ambrosia chamissonis George K. Helmkamp 1997-6-22 2075 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  UCR134446  Ambrosia chamissonis George K. Helmkamp 2003-9-26 8177 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 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
  UCR263702  Ambrosia chamissonis Mark A. Elvin, Jason Storlie 2014-10-10 7646 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, small swale/water hole c. 100 m NNW of Myrtle Pond, 250 m from Pacific Ocean 8 Comment
  UCR41018  Ambrosia chamissonis R. J. Rodin 1970-9-10 8426 San Luis Obispo Pacific Coast, Pismo Beach State Park 6 Comment
  UCR59851  Ambrosia chamissonis George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  CAS-BOT-BC61478  Ambrosia chamissonis Mrs. R. W. Summers 1885-1-1 432 San Luis Obispo San Luis Obispo County Comment
  CAS-BOT-BC61480  Ambrosia chamissonis Clare B. Hardham 1957-7-31 2512 San Luis Obispo .9 miles north of Cambria Comment
  CAS-BOT-BC61483  Ambrosia chamissonis John Thomas Howell 1929-10-12 4483 San Luis Obispo Ocean Beach, 9 miles n. of Morro Comment
  CAS-BOT-BC61484  Ambrosia chamissonis Ernest C. Twisselmann 1955-10-1 2420 San Luis Obispo Morro Bay sand bars, near park headquarters. Comment
  CAS-BOT-BC61485  Ambrosia chamissonis Ernest C. Twisselmann 1955-10-1 2420 San Luis Obispo Morro Bay sand bars, near park headquarters. Comment
  CAS-BOT-BC61488  Ambrosia chamissonis David D. Keck 1933-5-5 2197 San Luis Obispo Morro Bay, on the strand Comment
  CAS-BOT-BC61489  Ambrosia chamissonis David D. Keck 1933-5-5 2197 San Luis Obispo Morro Bay, on the strand Comment
  CAS-BOT-BC61490  Ambrosia chamissonis K. L. Chambers 1966-8-30 2470 San Luis Obispo Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  CAS-BOT-BC61491  Ambrosia chamissonis K. L. Chambers 1966-8-30 2470 San Luis Obispo Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  OBI28643  Ambrosia chamissonis Melissa Luckow 1981-6-25 703 San Luis Obispo N of San Simeon Beach Comment
  OBI35489  Ambrosia chamissonis S. M. Inman 1983-7-15 82 San Luis Obispo Pecho Study Site. 1/2 mi S on Pecho Valley Rd past the jctn of Pecho Rd. Rt on dirt rd after 'deer' sign Comment
  OBI53422  Ambrosia chamissonis Arthur W. Hazebrook 1993-5-23 241 San Luis Obispo Nipomo Dunes Complex, SE portion of Big Coreopsis Hill and open dunes, along borders of the Hill Comment
  OBI5613  Ambrosia chamissonis Sharon Jochums 1974-5-18 203 San Luis Obispo Comment
  OBI79908  Ambrosia chamissonis D. R. Miller, E. A. Appel 2013-8-11 813 .1067 San Luis Obispo On beach 1.5 miles north of Hearst Castle Vistor Center Entry Gate on Highway 1. 6 Comment
  RSA416946  Ambrosia chamissonis F. R. Fosberg 1931-6-7 S- 742 San Luis Obispo Morro Beach 2 Comment
  SD39985  Ambrosia chamissonis Edith A. Purer 1932-8-1 4692 San Luis Obispo Morro Bay on sand dunes Comment
  SEINET6738644 Image available Ambrosia chamissonis R. W. Summers 1886-6-4 s.n. San Luis Obispo Sand Beach, Avila Comment
  RSA661612  Ambrosia chamissonis var. chamissonis Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo Just inland from oceanfront dunes along N side of Oso Flaco Creek Comment



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