Search Results — 2000 specimen records retrieved (1415 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)
Results for search: County=YOLO; Source=All;   

Mapping Options:
BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)
Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(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.
Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD20548  Abies cephalonica Glen Forister 1981-4-8 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, N. end of can yard. Comment
  UCD116174  Abutilon theophrasti Daryl Koutnik; John Sowell 1978-10-27 578 Yolo One mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD21339  Abutilon theophrasti J. Shepard 2000-7-29 333 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Southeast to a grove of trees planted Spring 2000. 12 Comment
  SEINET944090  Acacia dealbata June McCaskill 1954-1 226 Yolo In parking on south side of 3rd Street just west of B Street, Davis Comment
  SEINET947386  Acacia neriifolia Marian Mors 1959-1 s.n. Yolo University of California campus, Davis Comment
  UCD18429  Acer W. C. Overton Jr. 1982-5-3 s.n. Yolo city of Davis, UC Davis campus, across road from Mrak bridge, east of parking lot with orange trees, tree off SE (?) corner of little brown shingled building that once housed Arbie Hdqtrs. Comment
  SBBG4085  Acer macrophyllum B. J. McCaskill 1954-3-12 220 Yolo Hwy 16, 1.7 mi NW of Rumsey Comment
  UCR206287  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2009-5-20 14731 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD117090  Acer negundo Cay Collete 1975-4-12 5 Yolo Knight's Landing, approximately 20 feet from Sacramento River. 15 Comment
  UCD141675  Acer negundo Ellen Dean; M. Taylor 2013-6-18 7796 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in MBN Plot 5A of the Putah Creek vegetation survey. 9 Comment
  UCD128343  Achillea millefolium J. D. Skoss 1948-6-6 22 Yolo Putah Canyon, 1 mile below Yolo-Napa county line. Comment
  UCD128373  Achillea millefolium M. Wiesendanger 1927-5-4 652 Yolo Putah Canyon. Comment
  UCD128335  Achillea millefolium R. Randell 1996-5-4 8 Yolo davis, 1.8 miles north of Covell on Road 102, east of drainage ditch. 12 Comment
  RSA0028971  Achnatherum coronatum Lois Weston 1942-4-20 1131 Yolo Davis. Comment
  CDA11628  Achyrachaena mollis G. F. Hrusa, S. Larson 1995-4-1 12052 Yolo North Coast Biodiversity Arena; between Interstate 505 and onramp at Hwy 16 (Woodland Main street extension). Comment
  CDA30585  Achyrachaena mollis M. Beyers 2010-5-12 437 Yolo On strip of median that separates north and southbound I-505. 43 Comment
  UCD40988  Achyrachaena mollis Carol W. Witham 2003-4-9 918 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET2429223  Achyrachaena mollis Robert T. Stahmer Jr. 1972-4-16 28 Yolo On dry grassy slop; M.E.M. Ranch off State Highway 128 and 1 mile west of Winters, Yolo County, California. Comment
  UCD104054  Acmispon brachycarpus K. Esau 1935-3-8 s.n. Yolo Putah Canyon. Comment
  UCD104096  Acmispon brachycarpus M. Wiesendanger 1927-5-4 638 Yolo Putah Canyon. Comment
  UCD47972  Acmispon brachycarpus M. Furuyama; M. Atamian, R. Brush, S. Olmsted, C. Owens 2000-4-29 4 Yolo Yolo Co, 1 mile north of Knoxville as the crow flies, 300 m east of an old dirt road that intersects the Yolo/Napa Co line. 640 Comment
  UCD149379  Acmispon glaber Trongren 1956-1 s.n. Yolo Dunnigan foothills. 184 Comment
  UCD89137  Acmispon glaber Catherine E. Koehler 2008-6-27 s.n. Yolo McLaughlin Reserve, 0.5 mi NW of Reed Mine gate. 502 Comment
  UCD104110  Acmispon glaber Beecher Crampton 1959-5-26 5256 Yolo Above Putah Creek, Vaca Mtns. Ca. 8 miles west of Winters. Comment
  UCD104374  Acmispon strigosus K. Esau 1925-5-1 s.n. Yolo Putah Canyon. Comment
  UCD104522  Acmispon wrangelianus Ogden C. Riddle 1942-3-30 52 Yolo Putah Creek, 4 miles west of Recreation Beach. (Note: 4 mi west is near Wragg Canyon in what used to be Putah Canyon in Napa County. Collector may have meant 4 mi east, which is also in Putah Canyon but in Yolo County. Record is georeferenced in Napa County). Comment
  UCD104566  Acmispon wrangelianus Fleur Ng'weno 1989-5-5 DQ 36 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD62726  Acmispon wrangelianus Alan Yip; Plant Biology 102 students 2008-4-6 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  UCD104513  Acmispon wrangelianus H. Popenoe 1949-4-11 2 Yolo 5.5 miles north of Rumsey on Cache Creek. 167 Comment
  UCD104537  Acmispon wrangelianus J. D. Skoss 1948-6-5 11 Yolo 2 miles northeast of Davis, along Southern Pacific Railroad tracks. Comment
  UCD104560  Acmispon wrangelianus W. A. Williams 1951-5-19 s.n. Yolo 2 mi. N. Davis along R.R. Comment
  CDA37115  Acroptilon repens D. B. Joley 1976-6-11 12 Yolo 0.5 mile south of Babel Slough Road on South River Road. 0 Comment
  CDA19186  Acroptilon repens J. Young 2001-5-23 PDR 050652 Yolo Sacramento Valley; near the junction of Hwy 113 and Main St, Woodland. 0 Comment
  OBI68587  Acroptilon repens J. Young 2001-6-1 PDR 050662 Yolo Along roadside near the jctn of E Main St and Hwy 128, Winters. T08N, R01W, sect 22 BM:M Comment
  UCD128494  Acroptilon repens R. Breckenridge 2002-7-2 PDR 120455 7 Yolo around equipment yard and ditches at Highway 128 and E Main St, Winters. Comment
  UCD168256  Aegilops triuncialis Timithy Blank 2017-5-12 s.n. Yolo Front yard of 25 N. Cleveland St., Woodland. [Exact location unknown. Coordinates added by label maker.] Comment
  UCD37321  Aegilops triuncialis Beecher Crampton 1959-5-26 5255 Yolo Yolo County, 2.5 miles west of city of Winters, State Highway 128. Comment
  SBBG9308  Aesculus californica S. Wagener 1955-5-15 58 Yolo Putah Cyn, St Hwy 128, 19.6 mi W of Davis Comment
  UCD23469  Aesculus californica Jean V. Shepard 2003-9-9 617 Yolo UC Davis campus, north of Hutchison Hall by loading dock. Comment
  UCD81041  Aesculus californica Agnieszka Zalicka; with PLB 102 class 2009-4-26 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. On the edge of Bray Creek, near the mouth of Bray Canyon. East side of creek. 71 Comment
  UCR206348  Aesculus californica George K. Helmkamp, E. A. Helmkamp 2009-5-20 14725 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD128438  Agoseris heterophylla Beecher Crampton 1955-4-14 2479 Yolo Yolo County; 7.5 miles west of Davis, Moon Ranch. Comment
  UCD63072  Agoseris heterophylla Ellen Dean 2008-4-9 4781 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  SEINET242366  Agropyron Beecher Crampton 1961-6-13 T.O. 2502 Yolo UC Davis agronomy experimental area, plant introduction nursery, row BC-8 Comment
  SEINET242443 Image available Agropyron desertorum Beecher Crampton 1955-5-25 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  UCR152273  Agropyron trachycaulum var. majus Beecher Crampton 1959-6-10 5349 Yolo N of city of Davis, County Road 31, just east of jct. with Anderson Road Comment
  UCD41153  Agrostemma githago K. Arhangelsky 2002-5-9 205 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD97906  Agrostemma githago var. githago Beecher Crampton 1964-8-11 s.n. Yolo Department of Biochemistry Experimental Plots on UC Davis campus. Comment
  SEINET238197  Agrostis Beecher Crampton 1964-6-11 3110 Yolo CULTIVATED ; Cultivated at Agrostis nursery UC Davis A 41-42. Grown from seed collected 7-27-1955 in Mendocino County 4 miles sou Comment
  UCD37230  Agrostis avenacea Beecher Crampton 1958-6-27 4978 Yolo Yolo County, 1.3 miles south of Dunnigan, U.S. Highway 99. Comment
  UCD51798  Agrostis avenacea Beecher Crampton 1960-5-9 5505 Yolo 1/4 mile south Saxon Station. Comment
  SEINET11695840  Agrostis castellana Unknown 1960-6-3 T.O. 2461 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET241292  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2462 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row D - 202 Comment
  SEINET242365  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2455 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD52262  Agrostis exarata Beecher Crampton 1961-10-25 6057 Yolo 2 miles west of Bryte, County Road 127, confluence Sacramento and Yolo Bypass. Comment
  UCD141660  Agrostis stolonifera Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7788 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  UCD166118  Alisma lanceolatum Luis Espino 2016-10-11 s.n. Yolo southeast of the city of Davis. Just southeast of intersection of county roads 106 and 35. 5 Comment
  UCD15446  Alisma lanceolatum Jean Shepard 1997-7-28 s.n. Yolo California, Yolo Co.; city of Davis, a volunteer in the Mace Ranch Subdivision landscaping, along East Covell Blvd., ca. 10 meters east of the intersection with Alhambra Blvd.; Comment
  SEINET10755098  Allium cepa Stephanie Frischie 2000-9-27 Frischie 71 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD141816  Allium serra L. K. Mann 1957-4-7 s.n. Yolo 3 miles north of Rumsey, California on road 16 toward Clear Lake. Comment
  UCD110023  Alnus rhombifolia Janine Sabaloni 1975-8-6 s.n. Yolo U.C. Davis Arboretum. Comment
  UCD110027  Alnus rhombifolia J. T. Shugrue 1960-5-16 65 Yolo Across from Apiary, University of California campus, Davis. Comment
  SEINET241283  Alopecurus Beecher Crampton 1962-4-10 T.O. 2524 Yolo UC Davis agronomy experimental area, plant introduction nursery, row D - 188. Comment
  HSC8891  Alopecurus saccatus J. W. Lenz 1947-4-24 Yolo Alkali area N of Davis, Hwy. 99W Comment
  RSA197606  Alopecurus saccatus Le Roy Abrams 1928-5-8 12606 Yolo Between Woodland and Davis. Comment
  UCD37915  Alopecurus saccatus Beecher Crampton 1962-5-1 6361 Yolo 0.25 mile south of Saxon Station, at junction of County Roads 106 and 38. Comment
  UCD55935  Alopecurus saccatus R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  UCD55958  Alopecurus saccatus P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCD84321  Alopecurus saccatus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD68018  Althaea rosea C. P. Pease 1995-6-6 s.n. Yolo East side of University of California, Davis campus, Experimental College gardens. Found on an uncultivated site in the partially disturbed Experimental College gardens. A perennial herb, 3 m high. Flowers, pink. 16 Comment
  UCR141758  Amaranthus Beecher Crampton 1953-10-15 1688 Yolo Sacramento Valley, city of Davis, University of California campus Agronomy Plots 16 Comment
  UCD36490  Amaranthus Beecher Crampton 1953-10-15 1688 Yolo Yolo County, city of Davis, University of California Sprinkler Plots. Comment
  UCD97170  Amaranthus albus P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg -- Sacramento River. Holland Land Co. Comment
  UCD108107  Amaranthus arenicola A. M. Shapiro 2011-9-15 s.n. Yolo West Sacramento, 1 km W of intersection of W. Capitol Ave. and Enterprise Blvd. Yolo Bypass. Comment
  UC917189  Amaranthus blitoides P. B. Kaufman 1950-5-20 42 Yolo near Botany Building; Univ. of Calif. Campus, Davis Comment
  UCD97200  Amaranthus blitoides P. B. Kaufman 1950-5-20 42 Yolo Near Botany Building, University of California campus, Davis. Comment
  UCD97193  Amaranthus blitoides R. L. Ferral 1954-5-31 29 Yolo In an unoccupied greenhouse, third from east in row north of Soils and Irrigation Building, University of California, Davis. Comment
  UCD97211  Amaranthus californicus P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg -- Sacramento River. Holland Land Co. Comment
  UCD36113  Amaranthus californicus Beecher Crampton 1952-11-4 907 Yolo Yolo County, 1.5 miles east of city of Woodland, in vicinity of sewage disposal. Comment
  HSC83468  Amaranthus hybridus Clinton V. Kellner 1978-8-10 Yolo Garden area S of Orchard Park housing complex, University of California campus, Davis. Comment
  UCD97508  Amaranthus palmeri A. M. Shapiro 1993-9-26 s.n. Yolo West Sacramento, I-80 near east levee of Yolo Bypass. Comment
  UCD36489  Amaranthus palmeri Beecher Crampton 1953-10-15 1689 Yolo Yolo County, city of Davis, University of California Sprinkler Plots. Comment
  UCD57354  Amaranthus powellii J. Shepard 2000-6-2 287 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In gravelly area of parking lot north of entrance road. 12 Comment
  UCD149324  Amaranthus retroflexus Collector Unknown 1925-5-30 s.n. Yolo City of Davis. 15 Comment
  UCD97774  Amaranthus retroflexus R. N. Raynor 1941-8-11 s.n. Yolo near Clarksburg. Comment
  SEINET11935625  Amaranthus retroflexus Unknown 1988-1 36779 Yolo Campus of University of California, Davis Comment
  UCD97756  Amaranthus retroflexus D. Hartmann 1941-7-24 s.n. Yolo In vacant lot, Davis. Comment
  CAS-BOT-BC64718  Ambrosia psilostachya A. J. Babbinger 1920-10-24 s.n. Yolo Upper Capay Valley Comment
  UCD128823  Ambrosia psilostachya Daryl Koutnik; John Sowell 1978-10-27 567 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD81557  Ambrosia psilostachya W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  UCD38531  Ambrosia psilostachya Beecher Crampton 1955-10-13 3177 Yolo Davis. Comment
  UCD125573  Amelichloa caudata John Anderson 2012-6-1 s.n. Yolo north of town of Winters on west side of Sacramento Valley. 21740 County Rd. 88 at the intersection of County Road 27. Hedgerow Farms near main office. 54 Comment
  UC735740  Ammannia coccinea Chas. Heiser 1927-7-8 1952 Yolo n. Davis Comment
  UCD81538  Ammannia robusta W. W. Robbins; W. D. Norton 1927-10-1 823 Yolo West of Davis. Comment
  UCD126102  Ammi majus Beecher Crampton 1954-7-20 2227 Yolo Oakville Comment
  SJSU10984  Ammi visnaga H. P. Allmendinger 1972-8-20 109 Yolo 6 mi S of Winters Comment
  CDA16120  Ammi visnaga G. F. Hrusa 1999-7-14 15116 Yolo Sacramento Valley; Tule canal. along levee, +/- 1/2 mi N of I-5, +/- 1/4 mi N of Main St extension, Woodland. 0 Comment
  RSA470802  Ammi visnaga Robert Gustafson 1985-6-15 3179 Yolo Jct of Road 25 and 103, SE of Woodland (private wildlife sanctuary) Comment
  SEINET8364203  Ammi visnaga J. M. Tucker 1952-10-13 2628 Yolo Darneille Ranch, County Road 15C, ca. 5 miles south of Knights Landing. Comment
  SEINET10408279 Image available Amorpha californica June McCaskill, Roman Gankin 1962-5-2 650 Yolo ca. 20 yards above road; State Highway 16, 2.7 miles south of junction with State Highway 20 Comment
  RSA158047  Amorpha californica var. californica Roman Gankin, June McCaskill 1962-5-2 650 Yolo Hwy 16, 2.7 miles south of jct. with Hwy 20, 20 yarrds above road Comment
Read comments Sep 17 2008
  UC725784  Amsinckia A. A. Heller 1940-4-7 15531 Yolo in a field just w of the limits of Winters Comment
  HSC3540  Amsinckia douglasiana M. Dole 1963-4-7 6 Yolo 1/2 mi. N of U.S. 40 on Rd. 104 Comment
  UC1191035  Amsinckia intermedia Peter M. Ray 1950-4-15 1708 Yolo 6 mi n Rumsey (on Cal Hwy 16, n side of canyon of Cache Creek, 1/4 mi inside Yolo-Colusa county line); Cache Creek Comment
  UCD119280  Amsinckia intermedia A. S. Crafts 1926-7-8 483 Yolo University Farm Campus, Davis. Comment
  CDA40601  Amsinckia intermedia G. D. Barbe 1985-4-16 2575 Yolo Southwest corner of County Roads 14 & 88, north of Esparto. 0 Comment
  RSA0089722  Amsinckia intermedia Peter M. Ray 1950-4-15 1708 Yolo North side of canyon of Cache Creek; on California Highway 16, 6 miles north of Rumsey (1/4 mile inside Yolo-Colusa county line). Comment
  UCD119264  Amsinckia intermedia Beecher Crampton 1977-3-14 9458 Yolo Davis. Comment
  UCD15502  Amsinckia intermedia Fred Tulley 1984-5-6 10 Yolo Davis Equestrian Field. 19 Comment
  UCD19505  Amsinckia intermedia Terry Reedy 1974-4-4 64 Yolo University of California, Davis campus; bend in road south from Hutchison Dr. to Institute of Ecology. 19 Comment
  UCD34135  Amsinckia intermedia Beecher Crampton 1977-3-14 9458 Yolo Davis. Comment
  UCD82326  Amsinckia intermedia Robin McMaster 1973-4-15 316 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  UCD82161  Amsinckia lycopsoides J. Shepard 2000-5-13 241 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then east of parking lots on S side of road. 12 Comment
  UC725952  Amsinckia lycopsoides A. A. Heller 1941-3-26 15912 Yolo road w of Hwy 99 Comment
  UCD20793  Amsinckia menziesii N. Nicola 2001-3-14 009 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UC638712  Amsinckia menziesii var. menziesii Ethel Crum 1938-5-7 1987 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Range, Cache Creek 152 Comment
  UC1178374  Amsinckia tessellata var. gloriosa P. M. Ray 1951-4-2 K 25 Yolo no of Rumsey Comment
  UCD62841  Anagallis arvensis Elaine Chow; Plant Biology 102 students 2008-4-6 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  SEINET5733528 Image available Anagallis arvensis R. C. Herner 1965-1 5 Yolo Near Orchard Park Apartments, Univ. of CA.; Davis 15 Comment
  POM277051  Andropogon virginicus A. A. Beetle 1946-7-13 4691 Yolo 1 mile below cannon ball point, spring seepage. Comment
  CAS-BOT-BC391770  Anemone deltoidea Mrs. H. C. Cantelow 1932-8-17 369 Yolo Unspecified Comment
  UCD60338  Angelica californica Ellen Dean; Kate Mawdsley 2007-5-11 3783 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  UCR148786  Anredera cordifolia Cynthia Cheney 1969-8-22 s.n. Yolo 411 University Avenue, Davis Comment
  CDA6813  Anthemis cotula D. G. Kelch 2007-5-18 7 .327 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD81050  Anthemis cotula Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5586 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCR257088  Anthemis cotula George K. Helmkamp, Mary Alice Barnes 2013-5-8 20525 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD127274  Anthriscus caucalis D. E. Schmidt 1960-4-3 18 Yolo Capay. 36 Comment
  UCD13179  Antirrhinum vexillocalyculatum C. H. Pinney 1975-6-4 175 Yolo 4.6 mi W of Winters, along hwy 128. 76 Comment
  UCD73729  Aphanes macrosepala Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD39745  Arachis hypogaea Beecher Crampton 1972-1-1 s.n. Yolo seed lab Cal Crop Improvement. Comment
  CAS-BOT-BC102246  Arctium lappa P. B. Kennedy 1920-6-21 s.n. Yolo Merrit Island - Sacramento R. Comment
  UCD52041  Arctostaphylos manzanita A. A. Beetle 1945-1-20 3077 Yolo W of Winters in Putah Canyon. Comment
  UC917246  Arctostaphylos manzanita subsp. manzanita R. B. Griffith 1949-3-14 2 Yolo n bank of creek 8.6 mi w Winters; Putah Creek Comment
  CHSC83123  Arctostaphylos pajaroensis Roman Gankin 1967-1-16 Yolo UCD Arboretum. Davis. Comment
  UCD51069  Arctostaphylos stanfordiana subsp. bakeri Susan Sturgeon 1974-2-13 s.n. Yolo Manzanita area, south bank near 3 large Pinus and 1 valley oak in direct line with large cottonwood across the creek. Comment
  CAS-BOT-BC146316  Aristida ternipes var. gentilis Beecher Crampton 1962-9-11 6667 Yolo 2.5 miles west of Winters. Comment
  UCD33377  Aristida ternipes var. gentilis Beecher Crampton 1967-6-20 8130 Yolo Yolo County, ca. 5 miles west of Winters on Hwy. 128. Comment
  UC1151596  Aristida ternipes var. hamulosa Beecher Crampton 1962-9-11 6667 Yolo 2.5 mi w Winters Comment
  RSA416045  Aristolochia californica Joseph A. Ewan 1934-3-18 8687 Yolo Putah Creek, 8 miles above Winters. Comment
  RSA696207  Aristolochia californica Keith E. Hoffmaster 1939-2-25 947 Yolo Putah canyon, Coast Range west of Winters Comment
  UC762341  Aristolochia californica R. F. Hoover 1938-2-22 2769 Yolo Putah Creek canyon Comment
  UCD137819  Aristolochia californica R. H. Miller 1949-3-14 2 Yolo Putah Canyon. Comment
  UCD56021  Arrhenatherum elatius E. G. Cakin 1947-4-29 s.n. Yolo City of Davis. Campus of University of CA, Davis. University Farm. Agronomy Grass Plots. Comment
  UCD39879  Artemisia caucasica Beecher Crampton 1975-5-12 s.n. Yolo UC Davis Campus, Plant Inrtoduction Nursery. Comment
  UCD129249  Artemisia douglasiana Beecher Crampton 1961-10-25 6044 A Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  JEPS41108  Arthrocnemum subterminale Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9126 Yolo 1.12 mi ne Woodland (along Kentucky Ave. (Road 20) ca 0.25 mi n of Sewage Disposal Plant) Comment
  UCD35248  Arthrocnemum subterminale Beecher Crampton 1952-11-4 908 Yolo Roadside bank, alkali flats, about 1.5 miles east of Woodland. Comment
  UCD35939  Arthrocnemum subterminale Beecher Crampton 1973-6-22 8961 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD81065  Arthrocnemum subterminale Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5599 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Back horse pasture area on east side of drainage pond. By fence on east side of pasture. 9 Comment
  UCD56080  Arundo donax R. Tofsrud 1941-10-1 23 Yolo Davis. Comment
  RSA401675B  Asclepias cordifolia Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  UCD160101  Asclepias cordifolia Emily Howard 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 137 Comment
  CDA39755  Asclepias eriocarpa G. D. Barbe, Carl Miller 1976-5-28 2180 Yolo South of Road 68, about 0.25 miles west of Highway 16, south of Guinda. 0 Comment
  JEPS49854  Asclepias eriocarpa Willis L. Jepson 1892-7-27 14534 Yolo Putah Pass, Yolo-Napa county line Putah Canyon Comment
  UCD121297  Asclepias eriocarpa Mark F. Bean 1976-8-13 s.n. Yolo County Road 19, west of County Road 97, northwest of Woodland. Comment
  UCD20571  Asclepias fascicularis E. Dean; with M. Bibbo 2002-7-5 1112 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. In drainage ditch on N side of road. 701 Comment
  UCD81554  Asclepias fascicularis W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  CDA39843  Asclepias fascicularis T. C. Fuller 1958-7-1 1237 -58 Yolo 6 miles west of Woodland. 0 Comment
  SEINET11262202  Asclepias fascicularis Mark Wilkerson 1976-6-1 20 Yolo Junction of Interstate 80 and Road 95 in Davis.; 0 18 Comment
  UCD121329  Asclepias fascicularis Chas. Heiser 1946-8-19 1838 Yolo Along S.P. railroad tracks, near Davis. Comment
  UCD121347  Asclepias fascicularis W. W. Robbins 1931-8-2 2228 Yolo Near Davis. Comment
  UCD38950  Asclepias fascicularis Beecher Crampton 1961-9-19 5981 Yolo 2 miles northwest of Davis, County Road 31. Comment
  RSA261482  Asclepias speciosa S. L. Morrison 1974-6-2 34 Yolo Along Southern Pacific Railroad tracks; 0.8 mile east on County Road 32 from its junction with Mace Boulevard Comment
  UCD121372  Asclepias speciosa C. B. Heiser Jr. 1946-8-19 1838 Yolo Along Southern Pacific Railroad, near Davis. Comment
  UCD121374  Asclepias speciosa C. B. Heiser Jr. 1947-6-14 1935 Yolo Davis. Comment
  UCD138673  Asparagus officinalis subsp. officinalis Clarence R. Quick 1968-8-25 68 .04 Yolo Merritt Island. Near junction of country roads #140 and 142. 3.5 miles S of Clarksburg. Comment
  CDA10241  Aster chilensis O. Wright 1958-10-28 Yolo Willow Slough. 0 Comment
  UC1221003  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo ne West Davis School (Davis, edge of field); Davis, ne of West Davis School Comment
  UCR119133  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Sacramento Valley, Davis. 15 Comment
  UCD38433  Astragalus gambelianus Beecher Crampton 1955-4-15 2501 Yolo Yolo County; UC Davis campus, south end of the Campbell Tract. Comment
  UCR119094  Astragalus tener Beecher Crampton 1966-4-19 7654 Yolo Central Valley; Sacramento Valley region, 1 mile SW of Saxon Station 5 Comment
  CAS-BOT-BC193222  Astragalus tener var. ferrisiae Roxana S. Ferris 1917-4-20 706 Yolo Tule land west of Dunnigan Comment
  UCD34225  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD84343  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UC1059027  Astragalus tener var. tener Beecher Crampton 1956-4-26 3315 Yolo alkaline flat along County Road 103, 7 mi ne Davis; ne <of> Davis Comment
  UC1330016  Astragalus tener var. tener Beecher Crampton 1966-4-19 7654 Yolo 1 mi sw Saxon Station; sw Saxon Station Comment
  UCD105438  Astragalus tener var. tener D. H. Hartmann 1942-4-12 s.n. Yolo Along the railroad track north of Davis. Comment
  UCD105441  Astragalus tener var. tener C. O. Jacobs 1916-4-1 s.n. Yolo Around Davis. Comment
  UCD18243  Astragalus tener var. tener E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 450 Yolo SE side of city of Woodland, SE junction of roads 102 and 25, south side of road 25. Comment
  UCD33930  Astragalus tener var. tener Beecher Crampton 1975-4-18 9159 Yolo Yolo County, 3 miles S.E. of Woodland. Comment
  UCD38348  Astragalus tener var. tener Beecher Crampton 1955-3-28 2347 Yolo About 4.5 to 5 miles southeast of Woodland. Junction County roads 103 and 25. Comment
  UCD168440  Athysanus pusillus Ellen Dean 2017-3-15 9262 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek on roadbank of east side of road. 82 Comment
  UCD114232  Athysanus pusillus Richard W. Cleveland 1951-2-23 7 Yolo Cache Creek Canyon, 5.3 miles northwest of Rumsey, border of Yolo and Colusa Counties. Comment
  SBBG115893  Atriplex argentea var. expansa B. Crampton 1985-9-5 10017 Yolo ca. 3.5 mi SE of Woodland, on Rd 25 Comment
  CDA23226  Atriplex argentea var. mohavensis G. D. Barbe 1976-10-2 2226 Yolo West side of Jefferson Boulevard, 8 km south of barge canal, West Sacramento. 0 Comment
  JEPS41113  Atriplex argentea var. mohavensis Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9121 Yolo along Kentucky Ave. (Road 20) ca 1/4 mi n Sewage Disposal Plant (1 1/8 mi ene of Woodland); ene of Woodland, n of Sewage Disposal Plant 10 Comment
  JEPS41114  Atriplex argentea var. mohavensis Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9118 Yolo 1.8 mi ene Woodland ((measured from U.S. 99W), adjacent to air-strip (landing field) and sewage disposal (treatment) plant); ene of Woodland 10 Comment
  RSA612722  Atriplex depressa H. C. Stutz 1995-8-7 9795 Yolo SE corner of Road 25 and 103 Comment
  UCD33826  Atriplex depressa Beecher Crampton 1973-7-9 8973 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 X 103. Comment
  UCD97399  Atriplex depressa Robert E. Preston 1993-7-25 627 Yolo SE of Woodland, N of Willow Slough, in field NW of jct Roads 25 and 103. 9 Comment
  RSA97530  Atriplex depressa Beecher Crampton 1952-10-24 873 Yolo 1.5 miles north of Davis. Comment
  UCD38761  Atriplex dioica Beecher Crampton 1957-10-25 4643 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  SEINET4135009  Atriplex hortensis Jean Shepard 2004-7-25 776 Yolo City of Davis, yard 1800 block Myrtle Place.; 0 Comment
  JEPS80669  Atriplex joaquinana L. R. Heckard with Dave and Mary Anne Showers 1981-5-30 5517 Yolo s of Road 25 and w of Road 103 about 3 mi se Woodland; se of Woodland Comment
  SEINET4135121  Atriplex joaquinana Erica Smith 2007-7-12 11 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25.; 0 5 Comment
  UCD63224  Atriplex joaquinana Ellen Dean; K. Mawdsley 2008-4-16 4802 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  UCR100890  Atriplex joaquinana H. C. Stutz 1991-4-12 95461 Yolo Sacramento Valley, 'Jct of Rd. 25 and Rd. 103, SE of Woodland', [c. 1 mile south of Woodland, toward Davis] 30 Comment
  UCR212358  Atriplex joaquinana Erica Smith 2008-4-18 12 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  UCR228275  Atriplex joaquinana Ellen Dean, K. F. Mawdsley 2008-4-16 4800 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of Road 102. Easternmost part of park on eastern side of reservoir area and horse paddock along roadside 0 Comment
  SEINET4135104  Atriplex joaquinana Howard C. Stutz 1991-4-12 95461 Yolo Junction of Road 25 and Road 103, southeast of Woodland.; 0 Comment
  SEINET4135106  Atriplex joaquinana Howard C. Stutz 1995-8-7 9800 Yolo Southeast corner of Road 25 and Road 103. Woodland.; 0 Comment
  SD247395  Atriplex micrantha George K. Helmkamp, E. A. Helmkamp 2011-12-7 18500 Yolo Southern Sacramento Valley: midway between Davis and Sacramento along Highway 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area. 10 Comment
  SEINET4135669  Atriplex parishii var. depressa Howard C. Stutz 1995-8-7 9799 Yolo Woodland, SE corner of Road 25 and 103.; 0 Comment
  UCD97633  Atriplex prostrata P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  RSA97525  Atriplex prostrata Beecher Crampton 1954-9-22 2275 Yolo West Sacramento. Comment
  SEINET4135915  Atriplex repanda Beecher Crampton 1980-7-10 4712 Yolo UC Davis, agronomy experimental area, plant introduction nursery, row B-11.; 0 Comment
  UC194954  Atriplex rosea H. M. Hall 1916-8-10 10263 Yolo Woodland Comment
  UCD81882  Atriplex rosea Ellen Dean; K. Anderson and ethnobotany foraging group 2009-7-13 5781 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD81883  Atriplex rosea Ellen Dean; K. Anderson and ethnobotany foraging group 2009-7-13 5782 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  CDA2945  Atriplex rosea M. S. Bergseng 1958-10-12 1859 Yolo Near Elkhorn Village. 0 Comment
  UCD150373  Atriplex serenana var. serenana A. M. Shapiro 2014-8-30 s.n. Yolo Winters. N end of old Railroad Ave. bridge over Putah Creek. Comment
  UCD35377  Avena barbata Beecher Crampton 1956-3-29 3236 Yolo Yolo County, 3 miles northwest of Davis. Comment
  UCD37835  Avena barbata Beecher Crampton 1962-4-18 6225 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD56179  Avena barbata C. J. W. 1914-4-1 s.n. Yolo Davis. Comment
  CDA112  Avena fatua J. A. Ogle Jun 1924 Yolo Davis. 0 Comment
  RSA385410  Avena fatua Glenn A. Gorelick 1966-6-1 s.n. Yolo Davis. Comment
  UCD37834  Avena fatua Beecher Crampton 1962-4-18 6224 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD56321  Avena fatua Cay Collette 1975-4-5 1 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 Comment
  UCD56328  Avena fatua M. Wiesendanger 1927-4-29 588 Yolo Davis. Comment
  UCD56457  Avena fatua Beecher Crampton 1976-12-30 9448 Yolo Mace Blvd. Off ramp I. S. Hwy. 80 east. Comment
  UCD59346  Avena fatua Ellen Dean; Kate Mawdsley 2007-5-11 3770 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 539 Comment
  SEINET3919678  Avena fatua Steven Slagle 1964-3-17 22 Yolo 1 mile west of Davis.; 0 15 Comment
  SEINET4116766  Avena fatua M. P. Dunford 1961-1 1038 Yolo Dry, steep hillside, slope 30 degrees N,1/4 mi W of Monticello Dam, State Hwy 128. 91 Comment
  UCD56497  Avena sterilis Madson 1919-3-6 s.n. Yolo Davis. Comment
  SEINET11695728  Avena sterilis Unknown 1965-5-12 T.O. 3722 Yolo UC Davis agronomy experimental area, plant introduction nursery, block L Comment
  CHSC74945  Baccharis pilularis Sabbina M. Lau 1989-6-7 12 Yolo West of Winters along Hwy 128, Stebbin's Cold Canyon Reserve. 350 meters from entrance. 122 Comment
  UCD20818  Baccharis salicifolia subsp. salicifolia N. Nicola 2001-3-28 034 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  UCD129483  Baccharis salicifolia subsp. salicifolia Kay Ryugo 1952-4-12 1022 Yolo Putah Creek, 5 miles west of Winters. Comment
  UCD34089  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1976-4-17 9379 Yolo UC Davis campus, south of university airport along Putah Creek. Comment
  UC1259002  Bacopa eisenii J. L. Strother 1976-6-24 1243 Yolo ca 6 mi w Knights Landing (nnw of Woodland, near intersection of Road 12 and Road 97) Comment
  CAS-BOT-BC16370  Barbarea orthoceras John F. Emmel 1971-4-4 337 Yolo Thompson Canyon, north-northeast of Monticello Dam. 243 Comment
  UCD101226  Barbarea verna Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Two thirds of the way up Bray Canyon. East side of Bray creek. 131 Comment
  UCD97584  Bassia hyssopifolia R. N. Raynor 1941-8-11 s.n. Yolo near Clarksburg. Comment
  JEPS127569  Beta vulgaris B. Castro with Tom Boullion, Jessica Boyt 2008-10-21 1770 Yolo Sacramento Valley. Ca 3 air mi SE of Knights Landing, via Road 116B, W of Wild Irishman Bend on topo map, on W bank of the Sacramento River at RM 85.6. Knights Landing 7.5' Quad. Comment
  UCR197976  Bidens frondosa Beecher Crampton 1953-9-30 1633 Yolo Knights Landing, Sycamore Slough Comment
  UCD129597  Blennosperma nanum Carol W. Witham 2003-4-7 891 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA654049  Boisduvalia cleistogama Beecher Crampton 1975-6-18 9222 Yolo Junction of county roads 38 and 106 off the SW corner Comment
  CAS-BOT-BC474757  Bolboschoenus fluviatilis Ellen Dean; T. Starbuck 2013-10-5 8004 Yolo UC Davis Restoria site on N side of Putah Creek between Old Davis Road and the railroad overpass. Putah Creek Vegetation Survey Plot DRR #3D 15 Comment
  UCD148274  Bolboschoenus glaucus Robert E. Preston 2013-8-18 2937 Yolo Yolo Bypass, 0.1 mi N of I-80, 0.5 mi E of west levee. 12 Comment
  UCD140013  Bolboschoenus maritimus Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9128 Yolo Along north-south lateral (rd.) 0.9 mile north of Hebron siding (Sacramento Northern Railway). 1.9 miles east of Woodland flanking waste water disposal areas on both sides of road. 10 Comment
  UCD140034  Bolboschoenus maritimus subsp. paludosus H. B. Nidever 1951-5-19 33 Yolo 2 miles north of Davis. Comment
  UCD56820  Bothriochloa bladhii Beecher Crampton 1958-10-17 s.n. Yolo UC Davis campus. Comment
  UCD56829  Bothriochloa laguroides subsp. torreyana Beecher Crampton 1973-8-6 s.n. Yolo UC Davis campus. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  CDA31561  Bouteloua curtipendula Sartain & Rominger 1973-6-25 Yolo Northwest of Dunnigan, County Road #2 0 Comment
  UCD57094  Brachypodium distachyon Beecher Crampton 1961-5-5 s.n. Yolo Davis Campus. Agronomy experimental areas. Comment
  UCD114724  Brassica P. B. Kennedy 1918-6-6 s.n. Yolo Univ. Farm, Davis. Comment
  UCD114606  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCD114615  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCD13306  Brassica nigra Bill Chally 1989-6-2 23 Yolo Yolo CO. T8N, R2W, sec 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  RSA482911  Brassica nigra Glenn A. Gorelick 1966-3-6 s.n. Yolo 3 miles W of Davis, Hwy 128 (Russell Blvd.) Comment
  UCD114737  Brassica nigra A. S. Crafts 1932-6-6 2 Yolo 1 mi. e. of Davis. Comment
  UCD41120  Brassica oleracea S. Greenleaf 2002-4-2 155 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. Comment
  SEINET10735080  Brassica rapa Stephanie Frischie 2000-10-7 Frischie 103 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC278147  Breynia disticha Eva Bayon 2012-10-29 3013 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  UCD21221  Briza minor J. Shepard 2000-3-24 90 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along south side of entrance road just beyond parking lots. 12 Comment
  UCD73716  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  RSA734157  Brodiaea laxa Lois Weston 1942-4-24 1153 Yolo Putah Canyon. Comment
  SEINET205135  Brodiaea pulchella Robert Haydon 1966-3-20 13 Yolo State Highway 128 4 miles west of Winters. Comment
  UCD168750  Brodiaea terrestris subsp. terrestris Ellen Dean; T and F Starbuck, J Little, B Barnett, J and S Shepard 2017-4-29 9340 Yolo Yolo County Grasslands Park. Eastern side of park just north of southern playa pool. 3 Comment
  UCD36252  Bromus arizonicus Beecher Crampton 1953-5-4 1206 Yolo Yolo County, city of Davis, vacant lot. Comment
  UCD37837  Bromus arizonicus Beecher Crampton 1962-4-18 6227 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD57699  Bromus arizonicus Beecher Crampton 1953-5-4 1206 Yolo Davis. Comment
  UCR119124  Bromus arizonicus Beecher Crampton 1962-4-18 6227 Yolo Sacramento Valley, City of Davis, Southern Pacific railroad station 15 Comment
  UCR119175  Bromus arizonicus Beecher Crampton 1953-4-11 1073 Yolo Sacramento Valley, City of Davis. 15 Comment
  SEINET242452  Bromus brevis Beecher Crampton 1962-4-26 T.O.s.n. Yolo UC Davis agronomy experimental area, plant introduction nursery; row E-117, acc # E-117 Comment
  UCD59130  Bromus carinatus var. marginatus E. G. Cakin 1947-4-29 s.n. Yolo University Farm, University of Calif. at Davis, Davis. Comment
  CAS-BOT-BC155804  Bromus catharticus Clarence R. Quick 1969-5-21 69 -08 Yolo Merritt Island, near junction of country roads #140 and 142, 3.5 miles south of Clarksburg. Comment
  SBBG47320  Bromus catharticus C. R. Quick 1970-5-10 70 -05 Yolo Merritt Island near Clarksburg (garden of Nettie N. Pylman) Comment
  UCD21324  Bromus catharticus J. Shepard 2000-6-2 288 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In gravelly area of parking lot north of entrance road. 12 Comment
  UCD33692  Bromus catharticus Beecher Crampton 1972-3-29 8778 Yolo Yolo County, UC Davis campus. Comment
  UCD36162  Bromus catharticus Beecher Crampton 1953-3-19 1012 Yolo Yolo County, city of Davis, at edge of field by overpass. Comment
  UCD58326  Bromus catharticus Beecher Crampton 1957-4-25 3953 Yolo Perkins Gravel Co. Yard, Bryte. Comment
  UCD58394  Bromus catharticus Beecher Crampton 1954-10-25 s.n. Yolo UC-Davis Campus. In horticulture lath houses. Comment
  UCD58395  Bromus catharticus Beecher Crampton 1969-7-29 8504 Yolo Davis. Russell Blvd. X College Park. Comment
  UCD81602  Bromus catharticus Collector Unknown 1950-6-1 s.n. Yolo Capay Valley, Bruhn Burn Plots. Comment
  CHSC79394  Bromus diandrus Beecher Crampton 1970-4-2 8550 Yolo Davis, Russell blvd. and College Park, vacant lot. Comment
  SACT000538  Bromus diandrus John Willoughby 1977-3-29 Yolo fishing access along State Highway 128 about 2.9 miles northwest of the junction of the highway and PLeasants Valley Road, in riparian woodland. Comment
  UCD34858  Bromus diandrus Beecher Crampton 1964-4-7 6917 Yolo Yolo County, Davis, Southern Pacific Railroad. Comment
  UCD56713  Bromus diandrus Ellen Dean; M. Bibbo 2007-3-23 3406 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD58515  Bromus diandrus M. Wiesendanger 1927-5-4 656 Yolo Putah Canyon. Comment
  UCD59465  Bromus diandrus Beecher Crampton 1957-11-11 4648 Yolo East of West Davis Elementary School, Davis. Comment
  UCD80907  Bromus diandrus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5311 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCR237586  Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2012-3-9 18606 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  SACT000671  Bromus diandrus 1925-5-14 Yolo Comment
  SEINET238816 Image available Bromus grandis Beecher Crampton 1956-5-31 3492 Yolo 3.5 miles west of city of Winters, Pleasant Valley Road. Comment
  RSA696344  Bromus hordeaceus Lois Weston 1942-4-20 1123 Yolo Davis. Comment
  SEINET3828560  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-1 18784 Yolo Sacramento Valley along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland (Madison 7.5') 65 Comment
  UCD21194  Bromus hordeaceus J. Shepard 2000-2-19 48 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, found north of parking lot to north of entrance road. 12 Comment
  UCD41017  Bromus hordeaceus Carol W. Witham 2003-4-11 948 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD56712  Bromus hordeaceus Ellen Dean; M. Bibbo 2007-3-23 3405 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD58672  Bromus hordeaceus Anne Sutherland 1963-5-5 18 Yolo State Highway 128. 5 miles west of Winters. Comment
  UCD58798  Bromus hordeaceus B. A. Madson 1925-4-20 s.n. Yolo Davis. Vacant lot. Comment
  UCD58809  Bromus hordeaceus Beecher Crampton 1956-5-10 3364 Yolo Yolo County, city of Davis, University of California campus, arboretum, old Putah Creek. Comment
  UCR151584  Bromus hordeaceus Beecher Crampton 1960-4-26 5488 Yolo Sacramento Valley, city of Davis, along railroad 16 Comment
  RSA562290  Bromus hordeaceus subsp. hordeaceus D. Charlton 1990-3-3 4172 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  UCD58863  Bromus japonicus Beecher Crampton 1956-6-20 s.n. Yolo Davis. Agronomy Division Grass Garden. Comment
  UCD39898  Bromus macrostachys Beecher Crampton 1967-6-23 s.n. Yolo UC Davis Campus, Genetics Experimental Area, lathouse around benches; origin from T.O. 4281. Comment
  CAS-BOT-BC162369  Bromus madritensis P. B. Kennedy 1915-6-1 s.n. Yolo Davis. Comment
  UCD162341  Bromus madritensis Craig Thomsen 2006-5-10 2639 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  SACT000585  Bromus mollis 1925-4-9 Yolo Comment
  UCD168497  Bromus rubens Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9287 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Top of rock outcrops above Hwy 128 and Bray Canyon north of transmission power lines tower. Area has burned three times in the last three years. 241 Comment
  UCD81438  Bromus rubens M. Wiesendanger 1927-5-4 s.n. Yolo Putah Canyon. Comment
  UCD59282  Bromus sitchensis Beecher Crampton 1967-5-19 7950 Yolo Davis, along B St. between 3rd and 4th. Comment
  CAS-BOT-BC161622  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo In the triangle, Southern Pacific Rail Road Station. Davis. Comment
  UCD59752  Bromus tectorum Beecher Crampton 1980-5-17 9721 Yolo Davis. Comment
  SEINET240474 Image available Bromus trinii Beecher Crampton 1962-4-13 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET241291 Image available Bromus trinii Beecher Crampton 1961-9-30 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  SDSU972  Calamagrostis bolanderi T. Cass 1974-10-21 1208 Yolo Project No.: 74-692 Comment
  UCD146828  Calandrinia ciliata Carol W. Witham 2003-4-7 890 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD160546  Calandrinia ciliata Ellen Dean; Craig Thomsen 2015-3-21 8600 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCD20812  Calandrinia ciliata N. Nicola; C. Kremen 2002-3-16 027 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCR206550  Calandrinia ciliata George K. Helmkamp, E. A. Helmkamp 2009-3-17 14401 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  HSC83329  Calandrinia ciliata Patricia Kirchgatter 1975-4-12 1 Yolo Intersection of Rd. 113 and Russell Boulevard 14 Comment
  UCD100247  Calandrinia ciliata Mrs. L. H. Phillips 1929-3-14 1758 Yolo University Farm. Comment
  UCD100252  Calandrinia ciliata Ogden C. Riddle 1942-4-7 57 Yolo Agronomy farm, Davis. Comment
  CDA11292  Calendula arvensis G. F. Hrusa 1994-6-11 11887 Yolo Central Valley; UC Davis. Field south of Environmental Horticulture Dept. Comment
  HSC93545  Calendula arvensis G. Fred Hrusa 1994-6-11 11887 Yolo south of Environmental Horticulture Dept. 50 Comment
  CAS-BOT-BC167307  California macrophylla B. Crampton 1955-5-12 2773 Yolo Moon Ranch, 7.5 miles west of Davis Comment
  UCD55486  Callitriche longipedunculata J. Shepard 2004-3-21 638 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road nearly to DOD fence, thence south .2 mi. to finger of vernal pool straddling DOD fence. 10 Comment
  UCD41006  Callitriche marginata Carol W. Witham 2003-4-11 936 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET3863098 Image available Callitris glauca A. T. Leiser 1986-9-30 s.n. Yolo Ucd (UC Davis) D-2 Row 7 Plant 1.; 0 Comment
  CHSC42779  Calochortus amabilis Don Neubacher 1975-5-2 15 Yolo 2.3 miles north of Rumsey on State Highway 16, near Cache Creek. Comment
  UCD48261  Calochortus amabilis S. Olmsted; M. Atamian, R. Brush, M. Furuyama, C. Owens 2000-4-29 01 Yolo Yolo Co, 1 mile north of Knoxville as the crow flies, 300 m east of an old dirt road that intersects the Yolo/Napa Co line. 609 Comment
  UCD59308  Calochortus luteus Ellen Dean; Kate Mawdsley 2007-5-11 3732 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western section of loop road. 615 Comment
  SBBG35345  Calochortus luteus J. Sieferman 1969-5-9 Yolo 2 mi W of Zamora Comment
  CHSC79124  Calycadenia oppositifolia Beecher Crampton 1954-5-6 1827 Yolo Foothill area 3 miles southwest of Winters. Comment
Read comments Nov 15 2020
  CAS-BOT-BC270867  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 miles E of Lake County line on Rieff - Rayhouse Road, NE Roadside slope Comment
  RSA255529  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3 miles east of Lake County line on Rieff-Rayhouse Road Comment
  UC1876270  Calycadenia pauciflora Gerald D. Carr 1971-9-16 661 Yolo 4.2 mi SW of Guinda on Rd. 53. 495 Comment
  UC1516206  Calycanthus occidentalis W. H. Brewer 1862-8-6 1318 Yolo Rag Canyon Comment
  UCD137925  Calycanthus occidentalis M. Wiesendanger 1927-5-4 644 Yolo Putah Canyon. Comment
  RSA97983  Calycanthus occidentalis E. M. Gifford, Vernon Cheadle 1951-6-4 s.n. Yolo Putah Creek, Davis. Comment
  UCD20573  Calystegia purpurata E. Dean; with M. Bibbo 2002-7-5 1114 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 685 Comment
  RSA41320  Camissonia intermedia Robert F. Hoover 1938-4-23 3195 Yolo Grade on Rumsey - Arbuckle Road. Comment
  UC763040  Camissoniopsis intermedia R. F. Hoover 1938-4-23 3195 Yolo grade on Rumsey-Arbuckle rd Comment
  UCD57792  Capillipedium parviflorum Beecher Crampton 1957-9-24 s.n. Yolo UC Davis Campus, Agronomy Experimental Areas. Comment
  CAS-BOT-BC37055  Capsella bursa-pastoris Oakley Shields 1970-3-19 66 Yolo Thompson Canyon, 1 mile northeast of Monticello, Vaca Mountains, west of Winters. Comment
  SFV1431  Capsella bursa-pastoris E. B. Risley 1961-2-13 101 Yolo Sacramento Valley Davis. Open field at 5th and I Streets. Comment
  UCD114125  Capsella bursa-pastoris S. H. Frederick 1912-3-2 2 Yolo Davis. Comment
  UCD81454  Capsella bursa-pastoris M. Wiesendanger 1927-4-29 611 Yolo Woodland. Comment
  UCD168975  Capsicum annuum Paul G. Smith 1951-1 s.n. Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Origin of seed: Southern California. Davis Ac --- 'California Chili Comment
  UCD167659  Capsicum frutescens Paul G. Smith 1959-1 SA 59 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Planted from seed collected in a market in Honda, Colombia. Said to be wild. Comment
  UCD167660  Capsicum frutescens Paul G. Smith 1959-1 SA 59 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Planted from seed collected in a market in Honda, Colombia. Said to be wild. Comment
  SEINET11241619  Cardamine B. Crampton 1998-5-18 10361 Yolo Ca 2.5 miles N of Davis, along County Road 29, just W of its junction with County Road 101A. Comment
  UCR179182  Cardamine hirsuta Tom Lanini 2002-4-3 s.n. Yolo Sacramento Valley, UC Davis greenhouse 18 Comment
  CDA3647  Cardaria draba G. D. Barbe 1991-4-26 4408 Yolo Corner of Jefferson Boulevard at Courtland Road, west of Elkhorn Slough. 0 Comment
  CDA3652  Cardaria draba Margaret Bellue, Cowley 1932-7-1 Yolo 0 Comment
  UCD58057  Carduus pycnocephalus Ellen Dean; K. Mawdsley 2007-4-6 3597 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 555 Comment
  UCD62872  Carduus pycnocephalus Chris Mosser; Plant Biology 102 students 2008-5-3 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 100 Comment
  CDA16213  Carex barbarae G. F. Hrusa 1998-4-3 14193 Yolo Sacramento Valley; Tule canal. Ditch at intersection of Tule canal & Main St. exit (Hwy 16), +- 5 m, E oWoodland. Common here, rhizomatous. 0 Comment
  UC823144  Carex barbarae Joseph Andorfer Ewan 1934-3-18 8690 Yolo 6 mi above Winters (Putah Creek) Comment
  UCD141698  Carex barbarae Ellen Dean; M. Taylor 2013-6-21 7810 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2A of Putah Creek vegetation survey. 6 Comment
  CAS-BOT-BC19387  Carex barbarae J. Ewan 1934-3-18 8690 Yolo Putah Creek 6 miiles above Winters. Comment
  UCD131571  Carex divulsa subsp. divulsa Jean Shepard 2012-4-30 867 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCR37037  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD140758  Carex praegracilis Ethel H. Hyde 1937-5-5 s.n. Yolo near Davis. Comment
  CDA19175  Carthamus creticus J. King 2001-6-5 PDR 1143171 Yolo Sacramento Valley; County Rd. 54, Guinda. 0 Comment
  UCD142966  Carya illinoinensis Ellen Dean; K. MacMillen 2013-8-9 7939 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3A. 45 Comment
  SEINET10878225  Castanea Stephanie Frischie 2000-10-14 Frischie 152 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET9327283  Castanea dentata June McCaskill, Tucker, J. 1957-8-30 539 Yolo City of Davis, 1 mi W of UC Davis campus, just W of University Airport, E of Bee House, on Stralock farms. Comment
  UCD58087  Castilleja applegatei Ellen Dean; K. Mawdsley 2007-4-6 3625 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Southern/central part of ranch. 537 Comment
  UC630439  Castilleja applegatei subsp. martinii Annetta Carter 1938-5-7 1362 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey, Inner North Coast Range Comment
  UCD122273  Castilleja applegatei subsp. martinii J. Buck 1996-5-12 8 Yolo Below Monticello Dam, off of Highway 128. 30 Comment
  UCD73622  Castilleja attenuata Ellen Dean; Elizabeth Goebel 2008-4-7 4749 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD73735  Castilleja attenuata Ayzik Solomeshch 2004-5-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD122400  Castilleja exserta R. H. Miller 1949-4-3 9 Yolo East entrance to Putah Canyon. Comment
  UCD14912  Castilleja exserta John Wassen 1977-4-17 9 Yolo in a north-facing side canyon along Highway 128, 3.7 miles west of the junction with County Road 86. Comment
  UCD15017  Castilleja exserta Jon Alexander 1978-4-15 5 Yolo at Vernon Nichols Park, on Road 54, 1 mile south of Guinda. Comment
  UCD168488  Castilleja foliolosa Ellen Dean 2017-3-15 9278 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. South-facing hillslope above tributary to Bray Creek on west side of Bray Canyon. 182 Comment
  UCD56756  Castilleja foliolosa Ellen Dean; M. Bibbo 2007-3-23 3448 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD41023  Castilleja rubicundula subsp. lithospermoides Carol W. Witham 2003-4-11 953 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD58085  Caulanthus lasiophyllus Ellen Dean; K. Mawdsley 2007-4-6 3623 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 478 Comment
  UCD114588  Caulanthus lasiophyllus K. Esau 1933-4-20 s.n. Yolo Davis Comment
  UCD33157  Caulanthus lasiophyllus Beecher Crampton 1967-4-20 7833 Yolo 1 mile NW of Davis, jct. of Road 31 and Hwy. 99. Comment
  CAS-BOT-BC49338  Ceanothus cuneatus Alice Eastwood 1927-3-28 14225 Yolo Near Winters Comment
  RSA589906  Ceanothus cuneatus Michael A. Vincent, Robert M. Rhode 1996-3-30 7270 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  UCD73673  Ceanothus cuneatus Ayzik Solomeshch 2004-5-3 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  HSC90044  Ceanothus integerrimus Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 55 Yolo 2 mi N of Rumsey 213 Comment
  UCD111958  Ceanothus integerrimus A. S. Crafts 1926-4-10 56 Yolo U.C. Campus, Davis. Comment
  CHSC57505  Ceanothus integerrimus var. californicus Steven Triano 1987-4-13 42 Yolo Ca. 37 mi nw of Woodland, ca. 30 ft e of Hwy 16. 167 Comment
  SBBG50600  Ceanothus oliganthus var. sorediatus R. D. Deragisch 1969-4-20 6 Yolo 5St, Hwy 16, 5.3 mi S of Colusa County line Comment
  SEINET8058041 Image available Cedrus deodara June McCaskill, Katherine Onaga 1963-9-4 669 Yolo Davis, Southwest corner of Quadrangle, University of California campus Comment
  CDA7094  Centaurea calcitrapa A. S. Crafts 1932-6-6 Yolo 1 mile east of Davis. 0 Comment
  CDA7201  Centaurea calcitrapa D. Tompkins 1968-4-21 Yolo H. Willis Tompkins property, County Road 57 & Highway 16, Guinda. 0 Comment
  UCD130001  Centaurea calcitrapa Beecher Crampton 1961-2-20 s.n. Yolo 3.5 miles north of Davis, around barn. Comment
  UCD18492  Centaurea cyanus C. P. Pease 1995-6-2 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  UCD130039  Centaurea melitensis A. S. Crafts 1926-7-8 443 Yolo University Farm Campus, Davis. Comment
  UCD81043  Centaurea melitensis Agnieszka Zalicka; with PLB 102 class 2009-4-26 3 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. On a southeast-facing slope on the west side of Bray Canyon. 57 Comment
  SEINET11262180  Centaurea solstitialis Glen Luft 1982-6-4 5 Yolo Along Chiles Road.; 0 12 Comment
  UCD19197  Centaurea solstitialis June McCaskill 1988-4-15 s.n. Yolo up Putah Canyon Rd. Comment
  UCD20572  Centaurea solstitialis E. Dean; with M. Bibbo 2002-7-5 1113 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. In drainage ditch on N side of road. 701 Comment
  UCD21289  Centaurea solstitialis J. Shepard 2000-5-8 228 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road past parking lots on the south side. Growing in 6 foot mounds of topsoil behind archery ranges. 12 Comment
  UCR36581  Centaurea solstitialis A. C. Sanders 1984-6-18 5058 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CDA7316  Centaurea solstitialis G. D. Barbe 1980-4-16 2572 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  NY444436  Centaurea solstitialis R. H. Miller 1117 Yolo Comment
  RSA273247  Centaurea solstitialis Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis Comment
  UCD130085  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo near Davis. Comment
  UCD15685  Centaurea solstitialis David Uyeno 1989-6-4 8 Yolo Chiles Rd, Davis. 12 Comment
  UCD69723  Centaurea solstitialis Glen Luft 1982-6-4 5 Yolo Along Chiles Road, in open field. Valley Grassland. With Asteraceae. On dry loam soil in full light. 2 ft. tall with yellow flowers. 12 Comment
  JEPS46946  Centaurium trichanthum Willis L. Jepson 1892-7-27 14636 Yolo w of Winters; Mountain Region of Clear Lake, Putah Canyon, Devils Gate Comment
  CAS-BOT-BC272820  Centromadia parryi subsp. parryi C. R. Quick 1972-8-8 72 -38 Yolo South edge of county road 142. Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River, SE Yolo Co. Comment
  CAS-BOT-BC279096  Centromadia parryi subsp. rudis David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-BC279108  Centromadia parryi subsp. rudis H. M. Hall 1923-10-11 11919 Yolo W. end of Yolo Causeway Comment
  UCD159497  Centromadia parryi subsp. rudis D. S. Park 2010-8-25 247 Yolo West Sacramento. Growing along E. Main St. between road and railroad. Disturbed. Weedy habitat. 5 Comment
  UCD35197  Centromadia parryi subsp. rudis Beecher Crampton 1953-9-30 1628 Yolo 1.5 miles northeast of Davis. Comment
  UCD77496  Centromadia parryi subsp. rudis Robert E. Preston 1999-8-20 1235 Yolo 3.1 mi E of Mace Blvd in Davis, at W end of the Yolo Causeway, in low area between Interstate 80 and the frontage road, T8N R2E SE 1/4 Sec 4 4 Comment
  UCD130202  Centromadia pungens P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg, Sacramento River. Comment
  UCD33819  Centromadia pungens Beecher Crampton 1973-6-22 8965 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD38756  Centromadia pungens Beecher Crampton 1957-10-25 4638 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD41296  Centromadia pungens Ellen Dean; Jean Shepard 2003-5-18 1800 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCD81064  Centromadia pungens Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5598 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  CAS-BOT-BC279118  Centromadia pungens subsp. laevis W. D. Hamilton 1946-4-19 s.n. Yolo 3 miles No. of Davis Comment
  CAS-BOT-BC279409  Centromadia pungens subsp. pungens A. A. Heller; H. E. Brown 1902-4-30 5433 Yolo Near Black's Comment
  CAS-BOT-BC279414  Centromadia pungens subsp. pungens David D. Keck 1932-7-7 1730 Yolo About 6 miles S. of Woodland, (3 miles N. of intersection with Sacramento road) 30 Comment
  JEPS81443  Centromadia pungens subsp. pungens M. A. Showers 1981-5-20 2085 Yolo approx. 2 mi se Woodland (at jct of Rd. 25 and Rd. 103) Comment
  CAS-BOT-BC223000  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns., Hwy. 128 Comment
  UCD121537  Cephalanthus occidentalis M. Phillips 1929-10-1 2066 Yolo Putah Canyon. Comment
  UCD34191  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns., Hwy. 128. Comment
  UCD34608  Cephalanthus occidentalis Beecher Crampton 1986-8-26 10055 Yolo Yolo County, ca. 5-6 miles west of Winters along Putah Creek, public access area. Comment
  JEPS12451  Cephalanthus occidentalis var. californicus W. L. Jepson 1936-7-6 17655 Yolo near Devils Gate (Putah Creek canyon, Yolo-Solano-Napa county boundary); Putah Pass Comment
  UCR118989  Cephalanthus occidentalis var. californicus Beecher Crampton 1977-10-8 9541 Yolo Vaca Mountains, Putah Creek Canyon, Hwy. 128. 91 Comment
  CAS-BOT-BC207760  Cercis occidentalis Camille F. Nowell 2011-6-13 11 Yolo McLaughlin Natural Reserve. Approx. 13 mi. E of Lower Lake on the Davis Creek access road. 1/2 mi. N from Knoxville-Berryessa Road. 598 Comment
  JEPS64778  Cercis occidentalis W. L. Jepson 1924-5-8 10410 Yolo Devil's Gate Putah Pass, Putah Creek (banks of creek) Comment
  RSA170981  Cercis occidentalis Robert F. Thorne, Percy C. Everett, K. Thorne 1964-10-18 34144 Yolo Along Cache Creek, 12 miles SSE of junction of Hwys 20. and 16, 3 miles NW of Rumsey. 107 Comment
  UC334393  Cercis occidentalis unknown 1891-5-28 Yolo Capay Valley Comment
  UC614588  Cercis occidentalis L. Constance 1938-3-27 2046 Yolo Monticello-Winters road 8 mi nw Winters; Inner North Coast Ranges, Vaca Mountains, Putah Creek 304 Comment
  UCD105630  Cercis occidentalis Beecher Crampton 1952-10-28 893 Yolo Yolo County, 5 miles west of city of Winters, on south bank of Putah Creek. Comment
  UCD105658  Cercis occidentalis P. Thompson 1996-4-14 7 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UCR206282  Cercis occidentalis George K. Helmkamp, E. A. Helmkamp 2009-5-20 14729 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCSB25090  Cercis occidentalis Masero, Ann 1967-2-12 Yolo On west side of Highway 16; 4.1 miles south of Bear Creek; in inner North Coastal Ranges 518 Comment
  SEINET197744  Cercocarpus betuloides Amelie Blyth 1952-4-6 Yolo Bank of Putah Creek about 5 miles west of Winters on highway between Winters and Monticello Comment
  UCD56762  Cercocarpus betuloides Ellen Dean; M. Bibbo 2007-3-23 3454 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD169005  Chaenactis glabriuscula var. heterocarpha Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9306 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. Above stockpond. 137 Comment
  UC735734  Chenopodium album Chas. Heiser 1947-7-9 1949 Yolo campus Davis Comment
  UCD149332  Chenopodium album Collector Unknown 1925-6-12 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  UCR265183  Chenopodium ambrosioides Barbara Ertter 1988-10-21 7988 Yolo Sacramento Valley, Cache Creek at Rd 89 crossing just west of I-505, east of gravel pits 1.5 mi north of Madison, c. 10 air miles west of Woodland 37 Comment
  UCD23198  Chenopodium berlandieri A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD98104  Chenopodium californicum P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg -- Sacramento River. Holland Land Co. Comment
  SEINET9338763  Chenopodium californicum Unknown 1998-3-21 Yolo Hwy 16 along Cache Creek at the rafting put-in. Comment
  UCD38959  Chenopodium murale Beecher Crampton 1961-8-1 5964 Yolo Davis, SP R.R. Station. Comment
  UCD98315  Chenopodium murale P. B. Kennedy 1914-7-1 s.n. Yolo Farm, Davis. Comment
  UCD98367  Chenopodium rubrum A. M. Shapiro 2002-10-17 s.n. Yolo West Sacramento, 0.5 miles west of Harbor Blvd. Comment
  UCD98469  Chenopodium rubrum A. M. Shapiro 1994-9-19 s.n. Yolo West Sacramento, near E levee Yolo Bypass. Comment
  UCD20599  Chenopodium vulvaria E. Dean; with M. Bibbo 2002-7-5 1143 Yolo McLaughlin UC Reserve. 0.8 road miles S of Rayhouse Road reserve gate, along road to Soda Springs, W side of Davis Creek Resevoir. 493 Comment
  CAS-BOT-BC184890  Chloris virgata Beecher Crampton 1955-8-27 3140 Yolo Along US Highway 99W, 3 miles north of Davis. Comment
  SBBG115852  Chloris virgata B. Crampton 1988-9-6 10143 Yolo Rd 98, just N of jct with Rd 25A Comment
  SBBG21232  Chloris virgata B. Crampton 1955-8-23 Yolo 3 mi N of Davis; US Hwy 99 Comment
  UCD15646  Chlorogalum pomeridianum Rachelle Raymond 1989-6-2 707 Yolo Outside Stebbins Reserve. 121 Comment
  UCD138437  Chlorogalum pomeridianum R. Tofsrud 1950 (?) s.n. Yolo North of Rumsey. Comment
  UCD170327  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  CHSC100176  Chorizanthe membranacea John Dittes 2007-5-20 1451 Yolo Inner North Coast Range; Vaca Mountains; Audubon Bobcat Ranch; ridge between Thompson Canyon and Brey Canyon; ca. 6.6 air miles northwest of Winters, ca. 1.7 air miles northeast of Monticello Dam; ca., 1.2 air mile west of Stove Spring. 537 Comment
  CHSC106024  Chorizanthe membranacea Ayzik Solomeschch 2005-4-10 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD99747  Chorizanthe membranacea K. Esau 1935-5-8 s. n. Yolo Yolo County, Putah Canyon. Comment
  UCD130488  Cichorium intybus Daryl Koutnik; John Sowell 1978-10-27 565 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  SEINET5713148  Cichorium intybus Barbara Bogert 1970-1 28 Yolo Woodland Sewage Disposal Plant. 30 Comment
  UCD130560  Cirsium arvense R. N. Raynor 1941-5-28 s.n. Yolo Davis. Comment
  UCD80920  Cirsium vulgare Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5323 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD41065  Cirsium vulgare Carol W. Witham 2003-8-8 996 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET10811441  Citrus reticulata Stephanie Frischie 2000-10-12 Frischie 131 Yolo Nugget Market, Oaktree Plaza, 1414 E. Covell Blvd., Davis, CA. Comment
  HSC81599  Clarkia affinis Thomas W. Nelson, Jane P. Nelson 1980-4-27 5107 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD104015  Clarkia affinis L. P. Thibault 1995-5-21 45 Yolo NW edge of Highway 128, ca. 1/2 mile E of Monticello Dam. 125 Comment
  RSA758526  Clarkia concinna subsp. concinna George K. Helmkamp, E. A. Helmkamp 2009-5-20 14728 Yolo west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD73665  Clarkia gracilis Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD104845  Clarkia purpurea Beecher Crampton 1972-4-19 8791 Yolo 2 miles W of Winters. Comment
  HSC62911  Clarkia purpurea subsp. quadrivulnera J. M. DiTomaso 1979-5-12 984 Yolo 3.9 mi. E of Yolo-Colusa County line on Rd. 128, below Lake Berryessa 76 Comment
  UCD15533  Clarkia purpurea subsp. quadrivulnera Lara Hawthorne 1989-6-3 24 Yolo Highway 128 near Stebbins. 97 Comment
  UCD105068  Clarkia unguiculata K. O'Keefe 1995-6-3 s.n. Yolo Upper west bank of Cold Creek, 200m. from confluence wth Putah Creek. Below and E of Lake Berryessa, off of Highway 128. 120 Comment
  UCD100580  Claytonia exigua Rolf Y. Berg 1964-3-14 8018 Yolo State Highway 16, ca. 2.5 miles northwest of Rumsey, on steep, north-facing slope south of bridge. Comment
  UCR206546  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2009-3-17 14409 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  SEINET5727678 Image available Claytonia perfoliata Diane de Polo 1964-1 5 Yolo Cache Creek canyon, ca. 2.5 miles northwest of Rumsey.; Rumsey Comment
  UCD100820  Claytonia perfoliata subsp. perfoliata B. A. Madsm 1925-3-19 s.n. Yolo Agron. Tract, Davis. Comment
  SEINET10335281 Image available Clematis armandii B. J. McCaskill 1954-3-13 221 Yolo On front of Student Health Center, University of California, Davis Comment
  CHSC57496  Clematis lasiantha Steven Triano 1987-4-13 41 Yolo Ca. 37 mi nw of Woodland, ca. 30 ft e of Hwy 16. 167 Comment
  UCD95620  Clematis lasiantha Ogden C. Riddle 1942-3-30 50 Yolo 4 mi. west Recreation Beach, Putah Canyon.(Note: 4 mi. west is near Wragg Canyon in what used to Putah Canyon in Napa County; collector may have meant 4 mi. east, which is in Yolo County and also in Putah Canyon. Record is georeferenced in Napa County). Comment
  UCD142979  Clematis ligusticifolia Ellen Dean; L. Epstein 2013-9-5 8000 Yolo Downstream of Monticello Dam, north side of Putah Creek, south of HWY 128, near Putah Creek Vegetation Survey Plot INT 3A. 45 Comment
  UCD170943  Cleome gynandra 2018-6-19 s.n. Yolo University of California, Davis. Agricultural fields to the south of Hutchison Drive to the west of Hwy 113 and the east of the airport. Old Vegetable Crops Field Headquarters area. 18 Comment
  UCD170944  Cleome gynandra 2018-6-19 s.n. Yolo University of California, Davis. Agricultural fields to the south of Hutchison Drive to the west of Hwy 113 and the east of the airport. Old Vegetable Crops Field Headquarters area. 18 Comment
  SEINET893259  Coleus blumei H. H. Dickson 1950-1 11 Yolo Landscape Gardening greenhouse, University of California campus, Davis Comment
  UCD123571  Collinsia heterophylla J. D. Clark 1995-5-27 1 Yolo along Mix Canyon Road, approximately 1/2 mile from intersection with Pleasant Valley Road in Winters. 45 Comment
  UCD48211  Collinsia heterophylla Ryan Knox; E. McDermott, G. Walden 2002-4-13 15 Yolo Yolo Co., McLaughlin Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 487 Comment
  UCD48213  Collinsia heterophylla M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 16 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 20 m S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD123606  Collinsia heterophylla J. McGrath 1963-3-8 4 Yolo at Recreation Beach along Putah Creek, State Highway 128, 8 miles west of Winters. Comment
  UCD123652  Collinsia sparsiflora R. B. Griffith 1949-4-11 16 B Yolo east of Cache Creek, 5.5 miles north of Rumsey. Comment
  UCD123657  Collinsia sparsiflora R. H. Miller 1949-3-27 3 Yolo Putah Canyon. Comment
  UCD48209  Collinsia sparsiflora var. sparsiflora A. Laffin; S. Holck, and A. Randall 2002-4-13 16 Yolo Yolo County, McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs to Rayhouse Rd.; due N of Soda Spring and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along side of running stream where road travels east-west for a short distance, ca. 55 yads. From the N side of the road. 488 Comment
  SEINET892897  Colutea arborescens June McCaskill 1954-1 302 Yolo At rear of Ed Gedling's house, near Grounds Building; University of California, Davis, Yolo County. Comment
  CHSC79239  Comarostaphylis diversifolia subsp. planifolia Don K. Sexton 1956-3-25 204 Yolo Area 3, U. C. Arboretum, Davis. Comment
  UCD39211  Conium maculatum Beecher Crampton 1953-5-28 1345 Yolo 2 miles west of West Sacramento. East end of the Yolo Causeway. Comment
  UCD81460  Convolvulus arvensis M. Wiesendanger 1927-5-4 647 Yolo Putah Canyon. Comment
  SEINET3479119  Convolvulus arvensis M. P. Bellue 1931-9-11 Yolo Davis, Davis Comment
  UCD125709  Convolvulus arvensis Beecher Crampton 1976-6-7 9400 Yolo Yolo County, Davis, College Park and Russell blvd., vacant lot on N.W. corner. Comment
  UCD14214  Convolvulus arvensis M. A. LeFevre 1974-5-28 66 -III Yolo Yolo County; U.C. Davis campus, in a field near Briggs Hall; 17 Comment
  UCD14215  Convolvulus arvensis Steven Clendenning 1973-5-22 141 Yolo Yolo County; U.C. Davis campus, north of Briggs Hall; 15 Comment
  UCD34107  Convolvulus arvensis Beecher Crampton 1976-6-7 9400 Yolo Yolo County, Davis, College Park and Russell blvd., vacant lot on N.W. corner. Comment
Read comments Jun 24 2008
  CAS-BOT-BC286046  Conyza canadensis Roxana Stinchfield 1916-6-26 343 Yolo Mouth of Buckeye Cr. Comment
  UC1312928  Coprosma X kirkii J. M. Tucker 1966-5-7 3945 Yolo 1101 Ovejas Avenue, Davis Comment
  UCR198032  Cordylanthus pilosus Arthur M. Shapiro 1994-9-7 s.n. Yolo West Sacramento, along jeep trail north of RR embankment, near east levee of Yolo Bypass Comment
  UC1360402  Coriandrum sativum June McCaskill and Katherine Onaga 1968-4-22 732 Yolo Davis; nw corner of intersection of Russell Blvd. and State Highway 113, in rubble of torn down Chinese restaurant Comment
  UCD127340  Coriandrum sativum Maghetti 1914-7-1 s.n. Yolo Fenugreek plots, Davis Farm. Comment
  UCD127341  Coriandrum sativum P. B. Kennedy 1914-7-1 s.n. Yolo Agronomy Tract, Davis. Comment
  SEINET241297 Image available Cornucopiae cucullatum Beecher Crampton 1965-4-7 T.O. 3328 Yolo UC Davis agronomy experimental area, plant introduction nursery, row L-105 Comment
  CDA37701  Coronopus squamatus R. Breckenridge/K. Filippini 2006-6-15 s.n. Yolo Near Davis; southern Yolo by-pass, California Department of Fish & Game Preserve lands and access roads. 0 Comment
  CAS-BOT-BC190028  Cortaderia selloana June McCaskill; Katherine Onaga 1964-10-2 690 Yolo Lining dirt road skirting south side of Home Economics Building, University of California campus, Davis. Comment
  LA86549  Cortaderia selloana June McCaskill; Katherine Onaga 1964-10-2 690 Yolo lining dirt road skirting S side of Home Economics Building, University of California campus Comment
  UCD22757  Cotoneaster dammeri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  SEINET11248504 Image available Cotoneaster pannosus Charles C. Adamson 1960-5-22 39 Yolo County Road 98, 1.5 miles west of Davis Comment
  UCR219958  Cotula australis Ayzik Solomeshch 2004-5-14 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed contol plots of Emilio Laca and Joe DiTomaso 84 Comment
  CAS-BOT-BC287246  Cotula australis Beecher Crampton 1957-4-5 3917 Yolo University of California, Davis Campus Comment
  UCD40992  Crassula aquatica Carol W. Witham 2003-4-11 922 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC474554  Crassula connata Jean Shepard 2010-3-24 833 Yolo Myrtle Pl. Comment
  UCD101829  Crassula connata A. A. Beetle 1945-2-15 4182 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD37036  Cressa truxillensis Beecher Crampton 1956-7-13 3704 Yolo Yolo Bypass. Comment
  UCD126221  Cressa truxillensis P. B. Kennedy 1916-7-23 s.n. Yolo Exact location unknown. Comment
  UCD34262  Cressa truxillensis Beecher Crampton 1978-6-27 9617 Yolo 4 miles S.E. of Woodland. Comment
  UCD21300  Croton setiger J. Shepard 2000-5-13 240 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, in parking lot on south side. 12 Comment
  UCD59369  Croton setiger Ellen Dean; Kate Mawdsley 2007-6-8 3844 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. 627 Comment
  UCD142089  Croton setiger H. R. Drever 1945-8-11 s.n. Yolo University of California campus, Davis. Comment
  UCD142090  Croton setiger Carole Eastman 1976-6-9 s.n. Yolo Before approaching DQU entrance road on Road 31 going west of Davis. Comment
  CAS-BOT-BC190139  Crypsis schoenoides Thomas H. Kearney 1950-9-3 s.n. Yolo Floodbed of Putah Creek at Winters. Comment
  CAS-BOT-BC190140  Crypsis schoenoides R. N. Raynor 1940-10-20 s.n. Yolo North of Yolo Bypass. Comment
  UCD36097  Crypsis schoenoides Beecher Crampton 1952-10-24 868 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCD41059  Crypsis schoenoides Carol W. Witham 2003-8-8 990 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD59818  Crypsis schoenoides R. N. Raynor 1940-10-10 Yolo Conaway Ranch, North of Bypass. Comment
  UCR119088  Crypsis schoenoides Beecher Crampton 1952-10-24 868 Yolo Sacramento Valley, 1.5 miles north of city of Davis, along Southern Pacific Railroad property. 15 Comment
  UCR220396  Crypsis schoenoides Jean V. Shepard 2000-6-11 303 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east along unpaved entrance road nearly to Air Force facility boundary and 500 ft south to disked vernal pool 12 Comment
  UCD59976  Crypsis vaginiflora Beecher Crampton 1953-10-15 1695 Yolo Capay, Cache Creek. Comment
  UCD149398  Cryptantha ambigua Collector Unknown 1949-1 s.n. Yolo Yolo County. Capay Valley. Hungry Hollow 53 Comment
  UCD119780  Cryptantha excavata Beecher Crampton 1958-4-21 4717 Yolo along State Highway 16, 6.5 miles northwest of Rumsey. Comment
  UC1278110  Cryptantha flaccida Beecher Crampton 1955-4-18 2502 Yolo 2 mi w Winters Comment
  UCD58055  Cryptantha flaccida Ellen Dean; K. Mawdsley 2007-4-6 3595 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  UC596356  Cryptantha microstachys R. F. Hoover 1938-4-23 3190 Yolo grade on Rumsey, Arbuckle road Rumsey Comment
  UC625455  Cryptantha microstachys Frank W. Gould 1938-4-22 276 Yolo on the road from Rumsey to Arbuckle (near the Yolo-Colusa County line, at the head of Capay Valley); Capay Valley Comment
  SEINET10848437  Cucumis melo Stephanie Frischie 2000-10-14 Frischie 137 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC85600  Cupressus macnabiana Dr. Anderson s.n. Yolo 3 miles west of Rumsey - Cache Creek Comment
  UCD160556  Cupressus macnabiana G. Ledyard Stebbins 1954-2-1 s.n. Yolo Cedar Basin. No county given in original location information. This could be a Cedar Basin in a different county. Comment
  SEINET3863414 Image available Cupressus macnabiana H. Fong 1972-8-8 D 2504 Yolo D-2-UCD.; 0 Comment
  SEINET8055968 Image available Cupressus sempervirens J. M. Tucker 1950-3-18 1923 Yolo northwest old Viticulture Irrigation Building, University of Califonia Comment
  UCD82174  Cuscuta J. Shepard 2001-6-16 463 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104) to Co. Rd. 36; thence east 0.5 miles to Department of Defense fence; about 40 yd north of Co. Rd 36 and 30 yd. west of DOD fence. 12 Comment
  UCD38922  Cuscuta campestris Beecher Crampton 1961-10-25 6041 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD67396  Cuscuta campestris Julia Curlette 1992-5-5 5 Yolo Yolo county : Pedric Rd. Along roadside. Comment
  CDA39907  Cuscuta cephalanthi Santa Clara & San Mateo Plant Path. Aug 1956 s.n. Yolo Davis-- State Forestry Nursery 0 Comment
  UCD41041  Cuscuta howelliana Carol W. Witham 2003-8-8 972 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SBBG35421  Cuscuta indecora M. L. Long 1969-8-7 Yolo 1 mi N of Zamora Comment
  RSA273243  Cuscuta indecora Glenn A. Gorelick 1965-10-3 s.n. Yolo Found along Putah Creek. Davis 0 Comment
  RSA273244  Cuscuta indecora Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis Comment
  UCD126323  Cuscuta indecora var. indecora Collector Unknown 1950-8-1 s.n. Yolo Solano Tract, U.C. Campus, Davis. Comment
  UCD37277  Cuscuta indecora var. indecora Beecher Crampton 1958-9-29 5117 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  UCD54471  Cuscuta pentagona R. Keith Glenn 1973-10-9 s.n. Yolo Sugar beat field ca. 2 miles south of Interstate hwy 80 on east edge of Yolo Bypass. Comment
  UCD126345  Cuscuta subinclusa W. A. Harvey 1953-10-20 s.n. Yolo Pole Line Road (#202), ca. 4 miles north of Davis. Comment
  UCD19479  Cuscuta subinclusa W. A. Harvey 1953-10-20 s.n. Yolo Pole Line Road (County Road #102), ca. 4 miles north of Davis. Comment
  UCD98531  Cycloloma atriplicifolium R. Raynor 1943-9-1 s.n. Yolo Railroad right-of-way, West Sacramento. Comment
  UCD98532  Cycloloma atriplicifolium R. Tofsrud 1950-11-1 s.n. Yolo West Sacramento. Comment
  CDA3126  Cycloloma atriplicifolium C. Justus 1958-5-2 425 Yolo 0 Comment
  SEINET3926238  Cynodon barberi Alan A. Beetle 1945-8-20 4022 Yolo Davis, on University of California farm.; 0 Comment
  UCD60010  Cynodon barberi R. Tofsrud 1947-12-13 s. n. Yolo U. C. Davis campus. Back of old Agronomy Division buildings. Comment
  SACT000840  Cynodon dactylon M. Wisendanger 1927/07/00 Yolo Comment
  SEINET242436 Image available Cynodon dactylon Beecher Crampton 1954-9-1 s.n. Yolo UC Davis, agronomy division grass garden. Comment
  UCD150923  Cynodon dactylon James A. Neilson Jr. 1961-7-1 s.n. Yolo 5 milies N of Rumsey. Cache Creek. (elevation estimated by label-maker using Google Earth). 176 Comment
  UCD60097  Cynodon dactylon J. K. Couch 1995-6-1 33 Yolo In Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD60100  Cynodon dactylon Beecher Crampton 1970-6-24 8624 Yolo U. C. Davis Campus. Comment
  UCR152289  Cynodon dactylon Beecher Crampton 1959-3-24 5144 Yolo Sacramento Valley, city of Davis 16 Comment
  SEINET219759 Image available Cynodon dactylon var. dactylon S. Pearman 1964-5-24 32 Yolo Davis Ca. 14 Comment
  UC1563963  Cyperus difformis Barbara Ertter 1988-10-21 7995 Yolo ca. 10 airmiles w. Woodland (1.5 mi. n. of Madison, Cache Creek at Rd. 89 crossing just w. of I-505, e. of gravel pits); Sacramento Valley, Cache Creek 36 Comment
  UCD141028  Cyperus difformis Collector Unknown 1950-1 s.n. Yolo exact location unknown. Comment
  UCD97116  Cyperus eragrostis Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7016 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About one third of the way up the canyon on west side of creek. Comment
  UCR36570  Cyperus eragrostis A. C. Sanders 1984-6-18 5064 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD68027  Cyperus eragrostis Jean Dougherty 1986-5-29 86 -24 Yolo 2.3 miles Northwest on Russell Blvd. Found in a moist area, in wet soil. Comment
  UCD38928  Cyperus erythrorhizos Beecher Crampton 1961-10-25 6053 Yolo 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. Comment
  RSA92356  Cyperus erythrorhizos Beecher Crampton 1954-9-28 2281 Yolo Rice levee, 5 miles east of Davis Comment
  UCD141040  Cyperus erythrorhizos B. Crampton 1954-9-28 2281 Yolo 5 miles eact of Davis. Comment
  UCSC000114  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 miles northeast of Knights Landing 15 Comment
  UCD141070  Cyperus esculentus Otto Andersen 1955-7-14 s.n. Yolo Aggie Villa, Davis. Comment
  UCD165543  Cyperus odoratus Emily Griswold 2016-8-17 s.n. Yolo UC Davis Arboretum waterway, western end near Putah Creek Lodge. 14 Comment
  CDA15358  Cyperus rotundus G. F. Hrusa 1996-10-2 13581 Yolo Central Valley; Corner of North & Walnut in City of Woodland. Comment
  UCD22731  Cyperus rotundus Tom Lanini 2003-8-13 s.n. Yolo Collected in Davis, north on Hwy 113 to exit at Road 25A, then up over freeway to 'Stop' sign. Right at 'Stop' sign, 0.2 mi. to large 2-story house on right. Comment
  CAS-BOT-BC114002  Cyperus rotundus 1932-4-20 s.n. Yolo From a backyard in Davis. Comment
  UCD60291  Dactylis glomerata P. Stern 1988-5-22 13 Yolo Davis. Comment
  CAS-BOT-BC445499  Damasonium californicum Mrs. H. C. Cantelow 1940-5-13 3185 Yolo 9 1/2 mi. w. of Sacramento Comment
  RSA82764  Damasonium californicum Jo Nixon 1951-5-19 23 Yolo Hwy 40, W of causeway, 6 miles E of Davis. Comment
  UCD137985  Damasonium californicum Everett H. Everson 1951-4-19 37 Yolo Sacramento River, 9.2 miles southeast of Davis on county road 34A. Comment
  UCD138005  Damasonium californicum R. H. Miller 1949-5-11 52 Yolo on south side of west end of Yolo Causeway. Comment
  UCD138011  Damasonium californicum W. R. Russell; C. B. Heiser 1947-5-3 1908 -c Yolo under Yolo Causeway. Comment
  UCD125901  Datura ferox A. M. Shapiro 2005-10-18 s.n. Yolo West Sacramento; along service road parallel to railroad tracks; ~0.5 miles west of E. levee of Yolo Bypass. Comment
  UCD126515  Datura ferox Daryl Koutnik; John Sowell 1978-10-27 577 Yolo one mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD126525  Datura stramonium G. F. Hrusa; T. D. Wilfred 1996-9-26 13580 Yolo on orchard side of levee along Tule Canal approx. 1/2 mile east of Interstate 5 and 1/4 mile north of Sacramento River on south side of Yolo Bypass. 15 Comment
  UCD126535  Datura stramonium W. W. Robbins 1932-6-27 s.n. Yolo University Farm, Davis. Comment
  UCD23365  Datura wrightii Mark Wilkerson 1976-6-1 17 Yolo 3 ft tall, highly branched, strong disagreeable odor, pubescent leaves and stems. Very dry, very hard packed soil, near grassy fields. Soil is clay like. One mile south of Russell Blvd. and Road 95; just north of Putah Creek bridge. 21 Comment
  UCR242100  Daucus carota Heidi Haugen 1984-4-15 023 Yolo Sacramento Valley, Corner of Road 28 & Road 104, Yolo County Sanitary Landfill 15 Comment
  LA207397  Delphinium hansenii H. Lewis; Carl Epling 1946-5-5 606 Yolo Bridge 2234, 3.8 mi. W of Winters Comment
  UC1031394  Delphinium hansenii H. Lewis and G. Mehlquist 1941-5-9 Yolo State Hwy 28 3.6 mi w Winters Comment
  LA207394  Delphinium hansenii H. Lewis; G. Mehlquist 1941-9-5 sn Yolo State Highway #28, 3.6 mi. W of Winters Comment
  RSA148103  Delphinium hansenii Harlan Lewis, C. Epling 1946-5-5 606 Yolo Yolo County: Bridge 2234, 3.8 miles W of Winters Comment
  RSA149682  Delphinium hansenii Harlan Lewis, G. Mehlquist 1941-5-9 s.n. Yolo Hwy 28, 3.6 miles W of Winters. Comment
  UCD95772  Delphinium hansenii H. Lewis; G. Mehlquist 1941-5-9 s.n. Yolo State Highway #28, 3.6 miles W of Winters. Comment
  LA38203  Delphinium hesperium Mehlquist; Baker 315 Yolo Putah Creek Canyon, 8 mi. W of Winters Comment
  CAS-BOT-BC10236  Delphinium hesperium LeRoy Abrams 1928-5-8 12612 Yolo Hills between Woodland and Davis Comment
  LA207499  Delphinium hesperium H. Lewis; G. Mehlquist 1941-9-5 sn Yolo Putah Creek, 0.1 mi. E of the Napa Co. line Comment
  CAS-BOT-BC10071  Delphinium hesperium subsp. pallescens H. Lewis; G. Mehlquist 1941-5-9 s.n. Yolo State Highway 28, 3.6 miles W of Winters Comment
  UCD160106  Delphinium hesperium subsp. pallescens Taylor Wolzen 2015-4-12 3 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 144 Comment
  UCD62905  Delphinium nudicaule Christa Lindsey; Plant Biology 102 students 2008-5-3 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  SEINET12093967  Delphinium patens K. G. Weinstock 1975-1 4 Yolo State Highway 128, 12.6 mi SW of Road 89 and Road 32 intersection Comment
  CAS-BOT-BC116481  Delphinium patens subsp. patens Ella D. Cantelow 1940-3-9 s.n. Yolo Putah Canyon opp. Devil's Gate Comment
  UCD48151  Delphinium variegatum A. Laffin; S. Holck, A. Randall 2002-4-13 12 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 9 yards from the N side of the road. 488 Comment
  UCD160168  Delphinium variegatum subsp. variegatum Laura Losmozos 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  CAS-BOT-BC192648  Deschampsia danthonioides Roxana S. Ferris 1926-4-24 6467 Yolo 3 miles south of Dunnigan Comment
  CDA31663  Deschampsia danthonioides P. B. Kennedy 1925-4-26 Yolo Davis 0 Comment
  SD180625  Deschampsia danthonioides Beecher Crampton 1962-4-28 6344 Yolo 2 miles northeast of Davis near city dump Comment
  UCD36175  Deschampsia danthonioides Beecher Crampton 1953-3-29 1040 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD37595  Deschampsia danthonioides Beecher Crampton 1955-4-14 2496 Yolo Yolo County, 1 mile south of Dunnigan, along U.S. Highway 99W. Comment
  UCD37906  Deschampsia danthonioides Beecher Crampton 1962-4-28 6344 Yolo Yolo County, 2 miles northeast of city of Davis, near city dump. Comment
  UCD62848  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mi. N of Davis. Comment
  UCD62865  Deschampsia danthonioides Fleur Ng'weno 1989-4-27 DQ 18 Yolo D-Q University, County Road 31, 9 miles W of Davis city center. 29 Comment
  CHSC117589  Deschampsia elongata B. Castro; Tom Boullion 2009-6-26 1796 Yolo Sacramento Valley. Ca 6 road mi NW of Knights Landing, via Hwy 45, ca 0.5 mi W of 'El Dorado Bend' on topo map, on W bank of the Sacramento River at RM99.5. 8 Comment
  UCD48274  Dichelostemma capitatum A. Laffin; S. Holck, A. Randall 2002-4-13 9 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, alogn road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 8 yards from the N side of the road. 488 Comment
  SFV771  Dichelostemma capitatum R. Y. Berg 1963-2-10 s. n. Yolo Putah Creek Canyon. Along Solano Lake, between resort and Pleasants Valley Road. Comment
  UCD21375  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-3-26 416 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Department of Defense property fence. Then, south along pathway, about 150 yards, growing on the east side of the path. 12 Comment
  UCD139204  Dichelostemma capitatum subsp. capitatum Rolf Y. Berg 1963-2-10 s.n. Yolo along Solano Lake, between resort and Pleasants Valley Road, Putah Creek Canyon. Comment
  SEINET205134  Dichelostemma multiflorum W. R. Hildreth 1963-4-7 10 Yolo Road 102 0.2 miles south of Road 28. Comment
  HSC81615  Dichelostemma volubile Thomas W. Nelson, Jane P. Nelson 1980-4-27 5105 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD20868  Dichelostemma volubile N. Nicola 2001-8-5 085 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD73253  Dichelostemma volubile Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4832 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  SEINET10533887  Dichelostemma volubile Charles F. Baker 1903-5-7 Baker 3072 Yolo Rumsey, Calif. Comment
  UCD123708  Digitalis purpurea J. K. Couch 1995-5-26 26 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD63906  Digitaria eriantha Beecher Crampton 1957-10-30 Yolo Agronomy Experimental Areas, Davis campus. Comment
  UCD35505  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo Yolo County; Davis City Hall. Comment
  UCD63936  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo Around the City Hall, Davis. Comment
  SEINET11695845  Digitaria ischaemum Unknown 1956-10-1 3883 Yolo Davis City Hall Comment
  SBBG115400  Digitaria sanguinalis B. Crampton 1966-10-11 7812 Yolo University of California Davis agronomy field Comment
  UC1137095  Digitaria sanguinalis August L. Hormay Yolo Davis Comment
  UCD33498  Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Yolo County, Davis, Russell blvd. Comment
  UCD63964  Digitaria sanguinalis Beecher Crampton 1972-10-3 8884 Yolo Davis. Comment
  UCD63967  Digitaria sanguinalis C. B. Heiser Jr. 1946-9-3 Yolo Davis. Comment
  UCD64000  Digitaria sanguinalis Beecher Crampton 1953-8-29 1618 Yolo Davis High School, Davis. Comment
  CAS-BOT-BC151332  Diplacus tricolor A. A. Heller; H. E. Brown 1902-4-29 5417 Yolo Near Madison Comment
  SBBG21237  Distichlis spicata B. Crampton 1954-9-30 Yolo 3 mi N of Davis Comment
  UCD18437  Dittrichia graveolens A. M. Shapiro 1999-10-29 s.n. Yolo West Sacramento, ca. 0.5 km west of Harbor Blvd., north of West Capitol Ave., along jeep trail on south side of railroad embarkment. Comment
  UCD118831  Dodecatheon clevelandii subsp. patulum Mrs. L. H. Phillips 1929-3-17 1779 Yolo Capay Valley. Comment
  SEINET8561757  Dodecatheon hendersonii G. Cook 1959-3-27 4 Yolo 5 miles W of Winters along Hwy 128. 305 Comment
  UCD144779  Downingia bicornuta var. bicornuta Carol W. Witham 2003-4-7 883 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA10434  Downingia insignis C. B. Wolf 1928-5-8 2134 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
  UC1116676  Downingia insignis Beecher Crampton 1960-5-9 5502 Yolo 1.25 mi sw Saxon Station Comment
  UCD164891  Downingia insignis Henry House 1995-5-3 1995- 4 Yolo About 2 km SES of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD21280  Downingia insignis J. Shepard 2000-5-1 175 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD21396  Downingia insignis J. Shepard 2001-5-6 440 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards in the largest vernal pool straddling Department of Defense fence. 12 Comment
  UCD37587  Downingia insignis Beecher Crampton 1955-4-14 2482 Yolo Yolo County, 2 miles south of Zamora, along U.S. Highway 99W. Comment
  UCD55106  Downingia insignis Beecher Crampton 1973-4-16 8916 Yolo Saxon SW 1. 5 Comment
  UCD55164  Downingia insignis DQU Science Class 1989-4-25 DQ 2 Yolo Yolo Couinty: D-Q University. County Road 31; 9 miles west of Davis city center. 30 Comment
  UCD33961  Downingia insignis Beecher Crampton 1975-5-23 9199 Yolo Yolo County, 3/4 mile S.W. of Saxon Station. Comment
  UCD35025  Downingia insignis Beecher Crampton 1998-5-18 10365 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  POM59017  Downingia ornatissima A. A. Heller, H. E. Brown 1902-4-29 s.n. Yolo Near Madison. Comment
  UCD41306  Downingia ornatissima Ellen Dean; Jean Shepard 2003-5-18 1809 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCD55165  Downingia ornatissima Fleur Ng'weno 1989-4-30 DQ 20 Yolo D-Q University; County Road 31, 9 miles west of Davis city Center. 30 Comment
  UCD33963  Downingia ornatissima var. eximia Beecher Crampton 1975-5-23 9201 Yolo Yolo County, 1 mile S.W. of Saxon Station. Comment
  UC1116670  Downingia ornatissima var. ornatissima Beecher Crampton 1960-5-9 5500 Yolo 1.25 mi sw Saxon Station Comment
  UCD144782  Downingia ornatissima var. ornatissima Carol W. Witham 2003-4-7 884 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD144783  Downingia ornatissima var. ornatissima Carol W. Witham 2003-4-7 884 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR178857  Downingia ornatissima var. ornatissima Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  JEPS108443  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-6-3 204 -95 Yolo Near Madison and Woodland. S side of Rd. 19, .1 mi E from Rd. 96. Comment
  UC1116669  Downingia pulchella Beecher Crampton 1960-4-25 5484 Yolo 0.5 mi w Madison (along old railroad) Comment
  UC66144  Downingia pulchella A. A. Heller and H. E. Brown 1902-4-29 5421 Yolo near Madison Comment
  UCD144784  Downingia pulchella Carol W. Witham 2003-4-7 882 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21259  Downingia pulchella J. Shepard 2000-4-21 148 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots, a rectangular depression and open field, all on the south side. South along track through field. At edge of ruts, being driven over. 12 Comment
  UCD18289  Downingia pulchella Craig D. Thomsen 1998-6-4 s.n. Yolo SE of city of Woodland, south of road 25, 200 m west of road 103, in drying alkaline vernal pool. Comment
  CHSC59594  Duchesnea indica Lisa L. Serafini 1982-6-6 28 Yolo University of California, Davis campus, courtyard of Cuarto Hall. 16 Comment
  JEPS49891  Dudleya cymosa Carl Purdy 1929-6-17 Yolo between Berryessa Valley and Winters Comment
Read comments Jun 18 2010
  UCD62899  Dudleya cymosa subsp. cymosa Christa Lindsey; Plant Biology 102 students 2008-5-3 1 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD81431  Dysphania ambrosioides M. Wiesendanger 1927-10-1 s.n. Yolo Davis. University Farm. Comment
  UCD98712  Dysphania botrys H. A. Borthwick 1925-5-5 1854 Yolo Putah Canyon. Comment
  UCD98718  Dysphania botrys K. Esau 1935-7-4 s.n. Yolo Putah Canyon. Comment
  UCD98762  Dysphania botrys Collector Unknown 1929-3-1 1941 Yolo Univ. Farm, Davis. Comment
  UCD98774  Dysphania chilensis J. A. Ogle 1924-6-1 29 Yolo W. Sacramento roadside. Comment
  SEINET241772 Image available Echinochloa Beecher Crampton 1965-7-27 7472 c Yolo 5.1 miles east of Woodland. Comment
  HSC102726  Echinochloa colona J. P. Smith 2013-8-23 13775 Yolo Weed in a walnut orchard. 134 Comment
  HSC93575  Echinochloa colona G. Fred Hrusa 1997-8-28 14090 Yolo NE corner of Walnut and North, Woodland. 50 Comment
  SEINET246027 Image available Echinochloa colona Beecher Crampton 1954-9-9 2268 Yolo 2 miles north of Davis. Comment
  UCD32793  Echinochloa colona Beecher Crampton 1954-9-9 2268 Yolo Yolo County, 2 miles north of Davis, bean field. Comment
  UCD32995  Echinochloa colona Beecher Crampton 1965-10-5 7535 Yolo Yolo County, UC Davis agronomy field house area. Comment
  UCD37709  Echinochloa colona Beecher Crampton 1961-7-21 5940 Yolo Yolo County, 2.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCD37756  Echinochloa colona Beecher Crampton 1961-10-25 6035 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. Comment
  UCD60740  Echinochloa colona Beecher Crampton 1965-7-7 7437 Yolo north city limits of Winters. Comment
  UCD60793  Echinochloa colona Beecher Crampton 1961-10-10 6027 Yolo 5 miles west of Davis. Comment
  SBBG115364  Echinochloa crus-galli B. Crampton 1965-7-8 7449 Yolo ca. 8 mi NW of Knight's Landing Comment
  UCD32862  Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo Yolo County, UC Davis agronomy nursery weed Comment
  UCD32954  Echinochloa crus-galli Beecher Crampton 1965-7-27 7473 Yolo Yolo County, 2.5 miles east of Woodland on rd. 102. Comment
  UCD32960  Echinochloa crus-galli Beecher Crampton 1965-8-18 7482 a Yolo Yolo County, 3 miles N.W. of Davis on County rd. 99 between roads 30 and 31. Comment
  UCD60824  Echinochloa crus-galli Beecher Crampton 1957-9-24 4634 Yolo Along Co. Rd.. 99, 3 miles north of Davis. Comment
  UCD60825  Echinochloa crus-galli Beecher Crampton 1961-10-25 6034 Yolo 2.5 miles south of Woodland, County Road 98. Comment
  UCD60827  Echinochloa crus-galli Beecher Crampton 1961-10-25 6037 Yolo 2.5 miles south of Woodland, along County Road 98. Comment
  UCR119117  Echinochloa crus-galli Beecher Crampton 1965-7-7 7433 Yolo Sacramento Valley, UC Davis. 15 Comment
  UCR119161  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo Sacramento Valley, 5.5 miles west of city of Davis, along Russell Boulevard. 15 Comment
  SEINET8465057 Image available Echinochloa crus-galli Beecher Crampton 1965-8-18 7484 Yolo 3 miles west of Knights Landing. Comment
  UCD60812  Echinochloa crus-galli var. mitis Beecher Crampton 1957-11-5 4644 Yolo East of West Davis Elementary School, Davis. Comment
  CDA21293  Echinochloa muricata G. F. Hrusa, C. & E. Dogwin 2007-10-18 17080 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood. Uncommon annual immed. above water line on sandy bank. 4 ft. tall. 3 Comment
  UCD61096  Echinochloa muricata W. W. Mackie 1919-10-1 Yolo Yolo Co. Comment
  HSC101766  Echinochloa muricata var. microstachya J. P. Smith 2011-9-24 13430 Yolo Along State Route 16 west of Esparto 21 Comment
  CDA21266  Eclipta prostrata G. F. Hrusa, C. & E. Dogwin 2007-10-24 17083 Yolo Sacramento Delta; Yolo Co. (Merritt) Boat Launch, W side of Sacramento River, approx. 1 mi. N of Hood (Sacramento Co.). 7 Comment
  HSC89863  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Cache Creek at Rd. 89 crossing just W of I-505, E of gravel pits 1.5 mi. N of Madison, ca 10 air mi. W of Woodland. 37 Comment
  UC1562717  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo creek at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCR71526  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Sacramento Valley, Cache Creek at Rd 89 crossing just west of I-505, east of gravel pits 1.5 mi north of Madison, c. 10 air miles west of Woodland 37 Comment
  UCD39914  Ehrharta calycina Beecher Crampton 1964-4-14 s.n. Yolo UC Davis Campus, foundation of Mission. Comment
  UCD20163  Ehrharta erecta Bob Laben 2002-1-24 s.n. Yolo Davis. From Bob Laben's garden, 502 Oak Ave. Comment
  UCD114081  Elaeagnus angustifolia Beecher Crampton 1961-10-10 6026 Yolo 5 miles west of Davis, junction County Roads 32 and 95A. Comment
  UCD84365  Elatine californica Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD84359  Elatine rubella Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD84364  Eleocharis acicularis var. acicularis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD49594  Eleocharis engelmannii W. A. Harvey 1950-7-10 765 Yolo Rice Field southwest of Woodland, Yolo County, California. Comment
  SEINET201484  Eleocharis palustris Paul H. Calberley 1961-5-14 527 Yolo 4 miles west of Davis on State Highway 128, Comment
  UCD81432  Eleocharis palustris M. Wiesendanger 1927-4-29 s.n. Yolo Madison.. Comment
  RSA262458  Eleocharis palustris R. F. Denno 1967-3-29 20 Yolo 4 miles west of Winters 46 Comment
  CAS-BOT-BC221839  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Davis, UC Davis campus quad lawn Comment
  RSA654059  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Davis, UC Davis campus quad lawn. Comment
  UCD61264  Eleusine indica Beecher Crampton 1971-9-7 8757 Yolo University of California Davis Campus. Comment
  UCD61265  Eleusine indica D. H. Hartmann 1941-8-10 Yolo Davis. Comment
  UCD61267  Eleusine indica Beecher Crampton 1960-9-19 5777 Yolo UC - Davis campus. Comment
  UCD61271  Eleusine indica Beecher Crampton 1952-9-30 852 Yolo Davis. Comment
  UCD61272  Eleusine indica Beecher Crampton 1957-8-19 Yolo Davis. Agronomy Division Grass Garden. Comment
  JEPS84733  Elodea canadensis John W. Willoughby 1979-8-13 4423 Yolo Putah Creek Vaca Mountains, Putah Creek (fishing access along State Highway 128, about 1.2 mi nw of the junction with Pleasants Valley Road (County Rd 86), w end of fishing access) 60 Comment
  SEINET10564701  Elymus elymoides A. Arthur Heller 1902-5-21 Heller 5577 Yolo Near Madison. Comment
  SEINET240099  Elymus glaucus subsp. virescens Beecher Crampton 1961-6-28 T.O. 2794 Yolo UC Davis agronomy experimental area, plant introduction nursery, row G-96; planted from seed obtained from B. Crampton. Comment
  UCD37510  Elymus repens Beecher Crampton 1961-3-13 5828 Yolo Yolo County, city of Davis, Southern pacific Railroad Station. Comment
  UCD62525  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Southern Pacific R.R. Station, Davis. Comment
  UCD62563  Elymus repens Beecher Crampton 1958-11-18 5139 Yolo Southern Pacific R. R. Station, Davis. Comment
  UCR141628  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Sacramento Valley, city of Davis, Southern Pacific Railroad station 16 Comment
  SEINET241288  Elymus trachycaulus Beecher Crampton 1961-6-13 T.O. 2502 Yolo UC Davis experimental area, plant intro. nursery, row BC-8. Comment
  UCD62703  Elymus trachycaulus P. B. Kennedy 1920-8-10 X- 3590 Yolo Field - Campus - Berkeley, Davis. Comment
  UCD37342  Elymus trachycaulus var. majus Beecher Crampton 1959-6-10 5349 Yolo Yolo County, north of city of Davis, County Road 31, just east of junction with Anderson Road. Comment
  UCD38882  Elymus trachycaulus var. majus Beecher Crampton 1959-6-10 5349 Yolo North of Davis. Junction of Anderson Road and County Road 31. Comment
  UCD38973  Elymus trachycaulus var. majus Beecher Crampton 1961-6-1 5880 Yolo North city limits Davis, along County Road 31. Comment
  SACT001151  Elymus triticoides John Willoughby 1977-5-12 Yolo South side of State Highway 128, 2.9 miles northwest of its junction with pleasants Valley Road, near Putah Creek fishing access, along highway. Comment
  CAS-BOT-BC166147  Epilobium canum subsp. canum Beecher Crampton 1975-11-18 9338 Yolo Ca. 6 miles west of Winters along Hwy. 128 Comment
  UC1043523  Epilobium canum subsp. canum P. C. Everett and E. K. Balls 1954-10-19 20367 Yolo 5.8 mi nw Rumsey (on Hwy 16 to Madison); Cache Creek 152 Comment
  UCD34064  Epilobium canum subsp. latifolium Beecher Crampton 1975-11-18 9338 Yolo Vaca Mountains. Putah Creek Canyon entrance, ca. 6 miles west of Winters along Hwy. 128. Comment
  UCD35453  Epilobium canum subsp. latifolium Beecher Crampton 1956-9-28 3876 Yolo 4.5 miles west of Winters, Vaca Mtns., along Putah Creek. Comment
  RSA41104A  Epilobium minutum Robert F. Hoover 1938-4-23 3203 Yolo Grade on Rumsey - Arbuckle Road. Comment
  CDA9629  Epilobium pygmaeum D. G. Kelch 2007-5-18 7 .324 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  SEINET11614512  Equisetum hyemale subsp. affine Unknown 1997-4-25 5 Yolo 200 m downstream from Monticello Dam along W bank of Putah Creek 150 Comment
  UCD135505  Equisetum laevigatum Cay Collette 1975-5-17 16 Yolo Knight's Landing, along Sacramento River. 15 Comment
  CDA2075  Eragrostis June McCaskill 1976-9-9 s.n. Yolo Front yard of 731 A Stree, City of Davist. 0 Comment
  UCD65700  Eragrostis Beecher Crampton 1955-8-22 3135 Yolo Univ. of Calif. - Davis Campus, Agronomy Experimental plots. Comment
  SEINET242440  Eragrostis biflora Beecher Crampton 1963-1-14 1839 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery Comment
  CDA205  Eragrostis cilianensis P. B. Kennedy Yolo Grass Garden, Davis. 0 Comment
  UC1153809  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo along County Road 27, 6 mi nw Davis Comment
  UCD33146  Eragrostis cilianensis Beecher Crampton 1966-10-11 7811 Yolo Yolo County, UC Davis agronomy field. Comment
  UCD33466  Eragrostis cilianensis Beecher Crampton 1968-9-6 8339 Yolo Yolo County, 3 miles west of Winters on Hwy. 128. Comment
  UCD62937  Eragrostis cilianensis A. A. Beetle 1942-10-1 1891 Yolo Near Davis. Comment
  UCD62940  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  UCD62979  Eragrostis cilianensis Beecher Crampton 1962-9-11 6669 Yolo 3 miles west of Winters. Comment
  SEINET10562462  Eragrostis cilianensis Hair 1990-8-12 HAIR s.n. Yolo Davis, University of California, experimental plot A-12, W of State Highway 113. Sugar-beet field. Comment
  CAS-BOT-BC213549  Eragrostis curvula Beecher Crampton 1962-8-27 6641 Yolo 4 mi. S of Woodland Jct. county Roads 98 and 25A Comment
  SJSU7533  Eragrostis curvula Lewis S. Rose 1967-6-11 67101 Yolo 2 mi NW of Woodland 6 Comment
  UCD63090  Eragrostis curvula Beecher Crampton 1969-10-30 8528 Yolo 4 miles west of Davis. County Road 97 near its junction with County Rd. 31. Comment
  CHSC83242  Eragrostis curvula var. curvula Beecher Crampton 1962-8-27 6641 Yolo 4 miles south of Woodland, at junction of County Roads 98 and 25A. Along roadshoulder. Comment
  UCD36478  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD63476  Eragrostis mexicana subsp. virescens Morris Halperin 1932-8-11 s.n. Yolo Davis, nr cor G and 3rd Sts. Comment
  UCD64025  Eragrostis mexicana subsp. virescens A. A. Beetle 1942-10-1 1897 Yolo Davis. Comment
  CAS-BOT-BC250928  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo City of Davis, University of California Agronomy Plots Comment
  UCD63408  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCR197997  Eragrostis orcuttiana Beecher Crampton 1953-10-9 1665 Yolo Sacramento Valley, city of Davis, University of California campus 16 Comment
  UCD64534  Eragrostis pectinacea R. Tofsrud 1948-10-1 Yolo Davis. Comment
  UCD65660  Eragrostis pectinacea var. miserrima Beecher Crampton 1961-10-25 6033 Yolo 1.5 miles southwest of Woodland, along County Road 98. Comment
  UCD64318  Eragrostis pectinacea var. pectinacea Beecher Crampton 1953-10-15 1684 Yolo city of Davis, University of California Agronomy Plots. Comment
  UCD64507  Eragrostis pectinacea var. pectinacea Elizabeth Wilson Fall 1936 Yolo Davis. Comment
  UCD37724  Eragrostis pilosa Beecher Crampton 1961-8-29 5971 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  SEINET242439 Image available Eragrostis poaeoides Beecher Crampton 1954-9-10 s.n. Yolo UC Davis campus, Agronomy experimental area, plant introduction nursery. Comment
  UCR119123  Eragrostis tef Beecher Crampton 1960-9-21 5781 Yolo Sacramento Valley, City of Davis. University of California Agronomy plots. 15 Comment
  UCD39906  Eragrostis trichodes Beecher Crampton 1957-8-19 s.n. Yolo UC Davis Campus, Agronomy Experimental Area. Comment
  UCD19451  Erigeron sumatrensis J. Shepard 2000-2-19 43 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then north past parking lot to archery range. 12 Comment
  UCD38519  Eriochloa Beecher Crampton 1955-8-22 3136 Yolo Agronomy experimental plots, UC Davis Campus. Comment
  UCR119127  Eriochloa acuminata Beecher Crampton 1954-9-1 2264 Yolo Sacramento Valley, U. C. Davis agronomy, strawberry clover plots 15 Comment
  UCD161164  Eriochloa acuminata var. acuminata Jean Shepard 2002-8-24 569 Yolo City of Davis, yard, 1800 block Myrtle Place. 15 Comment
  RSA734062  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD34050  Eriochloa contracta Beecher Crampton 1975-10-7 9312 Yolo UC Davis agronomy field experimental area. Comment
  UCD37497  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo city of Davis, University of California Agronomy Plots. Comment
  UCD38866  Eriochloa contracta Beecher Crampton 1962-10-30 6708 Yolo 2 miles north Davis. (central) Comment
  UCD65724  Eriochloa contracta Beecher Crampton 1963-9-18 6895 Yolo N.W. Davis, Anderson Road. Comment
  UCD65727  Eriochloa contracta Beecher Crampton 1969-10-30 8529 Yolo 4 miles west of Davis at jct. of County Roads 31 and 97. Comment
  UC449880  Eriodictyon californicum W. P. Taylor 1912-6-26 Yolo Rumsey Comment
  UCD119295  Eriodictyon californicum J. D. Skoss 1948-6-6 21 Yolo 1 mile below Yolo-Napa county line. Comment
  CDA40323  Eriodictyon californicum T. C. Fuller 1958-4-23 352 -58 Yolo 1 mile north of Rumsey. 0 Comment
  SD22310  Eriogonum dasyanthemum Rowena Beans 1913-10-9 Yolo Guinda Comment
  UCD99891  Eriogonum dasyanthemum Beecher Crampton 1954-9-9 2266 Yolo 2 miles west of winters. Comment
  UCD81048  Eriogonum nudum Agnieszka Zalicka; with PLB 102 class 2009-4-26 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. In a side canyon on the east side of Bray canyon with a tributary of Bray Creek. 147 Comment
  UC1229890  Eriogonum nudum var. pubiflorum Jerry Powell 1962-8-16 305 Yolo ca. 4 mi w Winters (just s of Putah Creek) Comment
  UC1504697  Eriogonum wrightii Tim Lowrey 1972-7-30 Yolo bank on edge of Cache Creek 1 mi n Rumsey Bridge; Cache Creek Comment
  UC14090  Eriogonum wrightii var. trachygonum W. L. Jepson 1887-9-17 Yolo near Winters Comment
  UCR206284  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2009-5-20 14727 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD132220  Eriophyllum lanatum var. grandiflorum M. Wiesendanger 1927-5-4 650 Yolo Putah Canyon. Comment
  JEPS84712  Erodium botrys John W. Willoughby 1977-3-17 1954 Yolo 1.3 mi e State Hwy. 128 jct w/ Pleasants Valley Road (County Rd. 86) (n of State Highway 128, large turnout on n side of highway, apricot orchard s of highway); Vaca Mountains 48 Comment
  SEINET8526772  Erodium botrys G. Cook 1959-3-27 10 Yolo Collected 2 miles east of Davis, found along highway 99 W 15 Comment
  UCD103028  Erodium botrys Beecher Crampton 1959-4-7 5156 Yolo Davis, along railroad. Comment
  UCD81022  Erodium brachycarpum Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5364 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  UCD105609  Erodium cicutarium P. Thompson 1996-4-14 12 Yolo Davis, south side of town, path parallel to Valdora Road. From an open area along a foot path. 17 Comment
  UCD21363  Erodium cicutarium J. Shepard 2001-3-16 399 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, thence south on track toward County Road 36. 12 Comment
  HSC8491  Erodium cicutarium M. Dole 1963-4-7 1 Yolo 1 mi. S of Hwy. 40 on Rd. 104 Comment
  UCD103166  Erodium cicutarium J. Hardison 1989-5-11 129 Yolo Davis, near intersection of Hutchinson Dr. and Campbell Rd. Comment
  UCD103184  Erodium cicutarium P. B. Kennedy 1926-5-10 s.n. Yolo University Farm, Davis. Comment
  UCD103254  Erodium moschatum L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  UCD21206  Erodium moschatum J. Shepard 2000-3-5 64 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of parking lot in archery ranges. 12 Comment
  RSA0045322  Erodium moschatum Lois Weston 1942-4-7 1122 Yolo Univ. campus, Davis. Comment
  UCD54559  Eryngium oblanceolatum J. Shepard 2000-7-9 326 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east along unpaved entrance road almost to east boundary of park, then about 50 ft. south. 12 Comment
  UCD35566  Erysimum asperum Beecher Crampton 1958-4-21 4713 Yolo 2.7 miles NW of Rumsey. Along State Hwy 16 above Cache Creek. Comment
  UC1221768  Erysimum capitatum Beecher Crampton 1958-4-21 4713 Yolo slope along State Hwy 16 2.7 mi n Rumsey (above Cache Creek) Comment
  UCD58752  Erysimum repandum A. M. Shapiro 2007-4-22 s.n. Yolo West Sacramento. Yolo Bypass. Comment
  UCD94048  Eschscholzia caespitosa Shannon M. Still 2006-3-23 54 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 50 Comment
  UCD94050  Eschscholzia caespitosa Shannon M. Still 2006-3-23 56 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 53 Comment
  UCD95248  Eschscholzia caespitosa D. C. Finfrock 1950-3-26 8 Yolo Putah Canyon. Comment
  UCD95250  Eschscholzia caespitosa R. B. Griffith 1949-3-20 5 Yolo north of Putah Creek, 4.6 miles west of Winters. Comment
  SEINET12104672  Eschscholzia californica Unknown 1998-6-6 32 Yolo N of Davis, 4 km N from Covell Blvd on F Street, on eastern side of road next to railroad tracks 13 Comment
  UCD19449  Eschscholzia californica J. Shepard 2000-2-19 41 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 1/4 mi. along unpaved entrance road. 12 Comment
  UCD95299  Eschscholzia californica J. K. Couch 1995-5-18 11 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  CDA24559  Eschscholzia californica R. E. Skaggs 1962-4-17 Yolo On railroad right of way, 1st & G Streets, Davis. 0 Comment
  CAS-BOT-BC419482  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters Comment
  UCD95362  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters. Comment
  SFV8293  Eucalyptus camaldulensis E. Bramlett 1966-5-13 28 Yolo Sacramento Valley CA-Highway 128, about 6 miles west from Davis. 30 Comment
  UCD142368  Euphorbia crenulata H. A. Borthwick 1931-4-2 2172 Yolo Putah Canyon. Comment
  UCD142616  Euphorbia maculata J. Stahl 1928-7-1 1415 Yolo University Farm. Front of Hort. Bldg. Comment
  UCD142403  Euphorbia marginata Beecher Crampton 1977-11-16 s.n. Yolo Davis. Comment
  CDA18008  Euphorbia oblongata G. F. Hrusa 1999-5-21 15050 A Yolo On SE corner of B St. and 6th St., Davis. 0 Comment
  CDA29467  Euphorbia oblongata Robin Breckenridge 2009-5-26 s.n. Yolo In the vicinity of Madison and Winters. Along CR 89, between CR 25 and CR 20. 0 Comment
  SEINET12515074 Image available Euphorbia peplus Jo Nixon 1951-5-3 Yolo Weed on campus Comment
  UCD142471  Euphorbia peplus T. Tomich 1949-5-24 52 Yolo Davis. Comment
  UCD142824  Euphorbia serpillifolia M. Phillips 1929-10-1 2073 Yolo Putah Canyon. Comment
  UCD81849  Euphorbia serpillifolia Ellen Dean; M. Showers, G. Harrington 2009-6-3 5768 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. 9 Comment
  UCD38286  Euphorbia serpillifolia B. Crampton 1952-10-28 891 Yolo 5 miles west of Winters. Comment
  UCD142975  Euphorbia serpillifolia subsp. serpillifolia Ellen Dean; C. Robbins 2013-8-28 7992 Yolo Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab. 0 Comment
  CDA5285  Euthamia occidentalis T. C. Fuller 1959-9-17 3930 Yolo Harbor Boulvard & Freeway, West Sacramento. 0 Comment
  UCD132332  Euthamia occidentalis Daryl Koutnik; John Sowell 1978-10-27 574 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD36459  Euthamia occidentalis Beecher Crampton 1953-9-30 1631 Yolo Knights Landing, Sycamore Slough. Comment
  SD180624  Festuca microstachys Beecher Crampton 1954-4-15 1775 Yolo 2 miles west of city of Winters Comment
  UCR235398  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2012-4-17 18772 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD41015  Festuca perennis Carol W. Witham 2003-4-11 945 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD66294  Festuca rubra Beecher Crampton 1979-3-11 Yolo Davis. Comment
  CDA16116  Foeniculum vulgare G. F. Hrusa 1999-8-28 15270 Yolo Sacramento Valley; Tule canal. Levee Rd., Rd. 107, +/- 1/4 mi N of I-5. Sheet 1 of 2 0 Comment
  UCD81389  Foeniculum vulgare M. Wiesendanger 1927-9-1 809 Yolo Davis. University Farm. Comment
  UCD41116  Frangula californica K. Arhangelsky 2002-5-9 212 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD59387  Frangula californica Ellen Dean; Kate Mawdsley 2007-6-8 3861 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch in large canyon that runs northwest to southeast. 577 Comment
  CAS-BOT-BC62975  Frangula californica subsp. tomentella E. L. Greene 1903-5-7 3071 Yolo Rumsey. Comment
  UCD58076  Frangula californica subsp. tomentella Ellen Dean; K. Mawdsley 2007-4-6 3615 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 471 Comment
  UCD99601  Frankenia salina H. Popenoe 1949-5-26 26 Yolo banks of Pole Road canal 3 miles northeast of Davis. Comment
  UCD18520  Fraxinus June McCaskill and J. M. Tucker 1957-8-30 540 Yolo city of Davis, 1 mi. west of UC Davis campus, just west of University Airport, northwest of Bee House, on Stralock Farms. Comment
  UCD48064  Fraxinus dipetala A. Laffin; S. Holck, A. Randall 2002-4-13 17 Yolo Yolo County, McLaughlin Reservoir. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 488 Comment
  UCD33566  Freesia armstrongii Beecher Crampton 1970-4-2 8549 Yolo Yolo County, Davis, Russell blvd. and College Park, vacant lot. Comment
  UCD15569  Fremontodendron californicum D. J. Doo 1995-5-10 s.n. Yolo Along Hwy 113 and Covell Rd. 15 Comment
  UCD169011  Fritillaria affinis Marc Hoshovsky 2017-4-6 1 Yolo Audubon Bobcat Ranch. 4.3 miles due west from Winters. Lands to the north of Hwy 128. East-draining canyons ca. 0.5 mile west of ranch headquarters and 0.15 mile south of Buckhorn Spring. Area has burned three times in the past three years. 201 Comment
  RSA208863  Fritillaria agrestis Carl B. Wolf 1937-3-28 8324 Yolo 1.5 mile N of Dunnigan. 30 Comment
  UCD103564  Fumaria officinalis Eva Bayon 2011-4-18 s.n. Yolo UC Davis campus. UC Davis Botanical Conservatory. 15 Comment
  UCD77733  Fumaria parviflora Robert E. Preston 2001-3-29 1500 Yolo Woodland, along w side of County Road E-8, 0.2 mi s of E. Kentucky Ave. 10 Comment
  UCD95138  Fumaria parviflora Robert E. Preston 2001-3-29 1500 Yolo Woodland, along west side of County Road E-8, 0.2 mile south of E Kentucky Avenue. 10 Comment
  UCD132361  Galinsoga quadriradiata Walter Green 1984-2-6 s.n. Yolo UC Agronomy field. Comment
  UCD72429  Galium andrewsii Ellen Dean 2008-4-25 4856 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UCD164873  Galium aparine Henry House 1995-5-23 1995- 16 Yolo Davis. 15 Comment
  UCD62850  Galium aparine Elaine Chow; Plant Biology 102 students 2008-4-6 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD121662  Galium aparine Beecher Crampton 1962-4-2 6106 Yolo Yolo County, 2 miles west of Winters, County Road 89. Comment
  UCD121718  Galium aparine Jack Maze 1963-3-8 1 Yolo ca. 3 1/2 miles east of Monticello Dam on State Highway 128. Comment
  UC917335  Galium bolanderi J. D. Skoss 1948-6-6 31 Yolo 10 mi below Yolo-Napa county line (boggy area alongside road); Putah Canyon Comment
  UCD73720  Galium murale Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD56763  Galium porrigens Ellen Dean; M. Bibbo 2007-3-23 3455 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCR198146  Galium porrigens Ellen Dean, Mark Bibbo 2007-3-23 3408 Yolo Inner Coast Range, Tuleyome Ireland Ranch, northwest of the city of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain, southwest portion of ranch 649 Comment
  UCD160177  Galium porrigens var. porrigens Leonardo Tuchman 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 131 Comment
  RSA518634  Galium porrigens var. tenue Barbara Ertter, Annetta Carter 1989-5-28 8532 Yolo Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut. 732 Comment
  UCD21290  Gastridium phleoides J. Shepard 2000-5-8 229 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road past parking lots on the south side. Growing in rectangular depressed area on south side of road. 12 Comment
  RSA696389  Geranium dissectum Keith E. Hoffmaster 1939-4-26 945 Yolo Putah Canyon. Comment
  UCD81774  Geranium dissectum Ellen Dean 2009-4-26 5474 Yolo Bobcat Ranch lands to the north of Hwy 128, just east of Monticello Dam. Bray Canyon. West side of Bray Creek. 76 Comment
  JEPS91370  Geranium molle Dean W. Taylor 1972-3-28 1385 Yolo near power lines at Monticello Dam, Lake Berryessa 304 Comment
  UCD56700  Geranium molle Ellen Dean; M. Bibbo 2007-3-23 3393 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD62836  Geranium molle Elaine Chow; Plant Biology 102 students 2008-4-6 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD117959  Gilia tricolor R. H. Miller 1949-3-27 7 Yolo North hillside at east entrance to Putah Canyon. Comment
  CDA40021  Gilia tricolor T. C. Fuller 1962-3-27 7891 Yolo Putah Creek Canyon, road to Monticello Dam, 4 miles west of Winters. 0 Comment
  RSA0054883  Gilia tricolor Keith E. Hoffmaster 1946-3-29 1213 Yolo Putah can. Comment
  UCD117945  Gilia tricolor A. A. Beetle 1945-2-22 4189 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD117961  Gilia tricolor Ogden C. Riddle 1942-3-29 32 Yolo Hill across creek north of 'cannon ball,' Putah Creek. Comment
  SEINET952123  Gleditsia triacanthos June McCaskill 1957-1 541 Yolo University of California, Davis. Comment
  SEINET240094 Image available Glyceria declinata Beecher Crampton 1954-4-15 T.O. 2243 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  UCD106866  Glycyrrhiza lepidota Ellen Dean; T. Starbuck 2011-8-21 7210 Yolo City of Davis. At SW corner of intersection of Cowell Blvd. and Drummond Ave. On south side of Hwy 80. Vacant lot with grasses. Comment
  CDA27060  Glycyrrhiza lepidota G. D. Barbe 1985-9-12 4255 Yolo East side of Sacramento Deep Water Channel, west of Jefferson Boulevard. 0 Comment
  UCD105770  Glycyrrhiza lepidota Beecher Crampton 1953-10-29 1729 Yolo Along Putah Creek, 5 miles west of Winters. Comment
  UCD105808  Glycyrrhiza lepidota D. H. Hartmann 1941-8-10 s.n. Yolo 10 mi. N. of Woodland on #24. Comment
  SEINET952189  Glycyrrhiza lepidota var. glutinosa P. B. Kennedy 1920-1 Yolo Hoeland Land co. Clarlssburg- Sacramento River Comment
  UCD105823  Glycyrrhiza lepidota var. glutinosa M. F. Wojciechowski 1997-5-25 714 Yolo Roadside along Frontage Rd. about 4 mi E of Davis, just N side of Interstate 80. 15 Comment
  CAS-BOT-BC314673  Grindelia hirsutula John Thomas Howell 1964-5-10 40698 Yolo Along railroad near Winters 39 Comment
  CAS-BOT-BC314676  Grindelia hirsutula Evelina Cannon 1900-7-20 s.n. Yolo Banks of Sacramento River Comment
  JEPS41916  Grindelia hirsutula W. L. Jepson 1927-6-19 12252 Yolo Dunnigan Comment
  UC1606661  Grindelia hirsutula Max P. Dunford 1959-9-11 529 Yolo 0.5 mi w of w end Yolo Causeway (borrow pit between highway and S.P.R.R.) Comment
  UCD55500  Guillenia lasiophylla J. Shepard 2000-4-9 112 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .1 mi. along unpaved entrance road, then north past parking lot near barn. 12 Comment
  UC1278131  Guizotia abyssinica B. Crampton 1954-8-24 Yolo UC Davis Campus Comment
  UCD164525  Gutierrezia californica Craig D. Thomsen 2009-5-15 2916 Yolo Camp Haswell County Park, along secondary drainage south of parking lot. 129 Comment
  RSA96670  Gutierrezia californica Percy C. Everett, E. K. Balls 1954-10-19 20366 Yolo Cache Creek, 5.8 miles NW of Rumsey on Highway 16 to Madison 152 Comment
  UCD23211  Hainardia cylindrica A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  SEINET11695752  Hainardia cylindrica Unknown 1953-5-5 1208 Yolo 2.5 mi NE of Davis, along Road 102 Comment
  UCD41048  Helianthus annuus Carol W. Witham 2003-8-8 979 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  JEPS81967  Helianthus bolanderi Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9122 Yolo 1 1/8 mi ene Woodland (along Kentucky Ave. (Road 20), ca 1/4 mi n of Sewage Disposal Plant) 10 Comment
  UC1283722  Helianthus bolanderi Beecher Crampton 1965-10-8 7538 Yolo 2 mi ene Woodland (along County Road 20) Comment
  UCD169600  Helianthus tuberosus Jan Tetreault; Gerald Solly 2017-11-3 s.n. Yolo City of Woodland, S side of Lincoln St. between College and Elm Sts. 21 Comment
  UC735729  Heliotropium curassavicum Charles B. Heiser Jr. 1947-6-1 1925 Yolo R.R. right-of-way Davis Comment
  RSA771185  Heliotropium curassavicum var. oculatum Barbara Ertter 1988-10-21 7982 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  RSA97981  Heliotropium curassavicum var. oculatum H. E. Cott 1949-6-5 A- 133 Yolo At Winters Mouth of Putah Canyon. Comment
  SBBG117340  Heliotropium curassavicum var. oculatum B. Crampton 1959-6-11 5353 Yolo W Sacramento, industrial lot Comment
  UCD119416  Heliotropium curassavicum var. oculatum W. S. Ball 1931-10-1 s.n. Yolo Near Davis. Comment
  UCD119420  Heliotropium curassavicum var. oculatum H. R. Drever 1945-8-18 s.n. Yolo University of California campus, Davis. Comment
  UCD161039  Heliotropium europaeum Jean Shepard 2000-8-28 337 Yolo City of Davis. South of Fifth St., off Del Rio Pl. 10 Comment
  UCR71487  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 Yolo Sacramento Valley, Cache Creek at Rd 89 crossing just west of I-505, east of gravel pits 1.5 mi north of Madison, c. 10 air miles west of Woodland 37 Comment
  UCD119464  Heliotropium europaeum W. R. Russell 1965-5-19 s.n. Yolo In garden at Russell residence, Sharon Avenue, Binning subdivision, ca. 2 miles north of Davis. Comment
  UCD132027  Helminthotheca echioides Beecher Crampton 1957-10-25 4637 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD81067  Helminthotheca echioides Ellen Dean; Drew Maraglia 2009-4-15 5430 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. 9 Comment
  SBBG115851  Helminthotheca echioides B. Crampton 1985-7-12 10000 Yolo Davis, along 4th Street between University Ave and A Street Comment
  CAS-BOT-BC309972  Hemizonia congesta subsp. luzulifolia David D. Keck 1933-10-28 2593 Yolo 1/2 mi. W. of Yolo Causeway, on road from Sacramento to Davis Comment
  UCD133001  Hemizonia congesta subsp. luzulifolia Fleur Ng'weno 1991-11-1 DQ 51 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD21330  Hemizonia congesta subsp. luzulifolia J. Shepard 2000-6-9 302 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Air Force facility boundary and thence south in field. 12 Comment
  UC1999790  Hemizonia congesta subsp. luzulifolia H. E. M. Dobson 1977-10-15 280 Yolo 3 miles west of Winters. Comment
  UCD35451  Hemizonia congesta subsp. luzulifolia Beecher Crampton 1956-9-28 3874 Yolo 4 miles west of Davis. Comment
  CDA32974  Hemizonia pungens Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  RSA0089366  Hemizonia pungens Tom Kearney 1973-3-12 s.n. Yolo West side of Sacramento River, about 5 miles north of Knights Landing. Comment
  POM215221  Hemizonia pungens subsp. pungens D. D. Keck 1933-10-28 2591 Yolo 0.5 mile E of Yolo Causeway, 3 miles W of Sacramento River. Comment
  JEPS29502  Hesperevax acaulis var. robustior R. F. Hoover 1938-4-23 3188 Yolo grade on Rumsey-Arbuckle Road Comment
  UCD144283  Hesperevax caulescens Carol W. Witham 2003-4-7 886 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD161074  Hesperocyparis macnabiana G. Ledyard Stebbins 1954-2-1 s.n. Yolo Cedar Basin. No county given in original location information. (Note from label maker: This could be a Cedar Basin in a different county). Comment
Read comments Apr 19 2017
  UC1618246  Hesperolinon micranthum Barbara Ertter with Annetta Carter 1989-5-28 8531 Yolo 5 air mi wsw of Rumsey (Rayhouse Road 4.3 mi from Highway 16, e side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut); Rayhouse Road 731 Comment
  CDA9359  Heteromeles arbutifolia M. Beyers, M. Keyhani 2013-11-23 1038 Yolo Inner North Coast Ranges; Highway 128, south side of highway's edge. West of the Monticello Dam near a fishing pull-out on the north side of Putah Creek. 51 Comment
  UC466687  Heteromeles arbutifolia W. P. Taylor 1912-6-26 Yolo Rumsey , Cache Creek (along Cache Creek) 152 Comment
  UCD113332  Heteromeles arbutifolia S. M. Smukler 1995-5-19 6 Yolo Quail Ridge Preserve, 1 mile from the University Cabin, on the trail. Comment
  UCD15546  Heteromeles arbutifolia Lara Hawthorne 1989-6-3 13 Yolo Hwy 128 near Stebbins Reserve. Comment
  RSA0072480  Heteromeles arbutifolia Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis. Comment
  UCD161202  Heterotheca oregona var. compacta Jean Shepard 2014-9-20 888 Yolo Cache Creek Reserve. Comment
  UCD142960  Heterotheca oregona var. oregona Ellen Dean; N. Gonzales 2013-8-8 7933 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2B. 48 Comment
  UCD168998  Heterotheca sessiliflora Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9298 Yolo Audubon Bobcat Ranch. West side of ranch, north of Hwy 128, near western property boundary. Along undeveloped road on the west side of Bray Canyon. About halfway to top of slope. Area has burned three times in the last three years. 152 Comment
  UCD20862  Hirschfeldia incana N. Nicola 2001-2-5 079 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD115143  Hirschfeldia incana N. Sokoloff 1924-6-1 35 Yolo Davis. Comment
  UCD84852  Holcus lanatus A. S. Crafts 1926-7-8 474 Yolo University Farm Campus, Davis. Comment
  CAS-BOT-BC320311  Holocarpha virgata Roxana Stinchfield 1916-6-26 347 Yolo D'Oyly Sheep ranch Comment
  UCD85483  Hordeum brachyantherum M. Wiesendanger 1927-5-4 654 Yolo Putah Canyon. Comment
  UCR152272  Hordeum brachyantherum Beecher Crampton 1953-4-11 1072 Yolo 6 mi SE of Woodland, near ditch supplying rice field Comment
  RSA0018628  Hordeum brachyantherum subsp. brachyantherum Keith E. Hoffmaster 1946-4-19 1072 Yolo About 4 mi north of Davis. Comment
  UCD34469  Hordeum depressum Beecher Crampton 1985-4-10 9913 Yolo 3.5 miles S.E. of Woodland. Comment
  UCD35375  Hordeum depressum Beecher Crampton 1956-4-9 3241 Yolo Winters. Comment
  UCD85607  Hordeum depressum Beecher Crampton 1956-4-9 3241 Yolo Winters. Comment
  UCD85634  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. Comment
  UCD85764  Hordeum jubatum R. Tofsrud 1948-9-1 s.n. Yolo Davis. Railroad Junction. Comment
  CAS-BOT-BC285085  Hordeum marinum subsp. gussoneanum A. A. Heller 1902-4-30 5422 Yolo Black's Comment
  HSC10170  Hordeum marinum subsp. gussoneanum J. V. Lenz 1947-4-16 Yolo 3 mi N of Davis Comment
  UCD147292  Hordeum marinum subsp. gussoneanum Carol W. Witham 2003-4-7 904 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD147293  Hordeum marinum subsp. gussoneanum Carol W. Witham 2003-4-7 904 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21264  Hordeum marinum subsp. gussoneanum J. Shepard 2000-4-30 154 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on the south side, past parking lots in field. 12 Comment
  UCD21272  Hordeum marinum subsp. gussoneanum J. Shepard 2000-5-1 163 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, straight to eastern boundary of park. South of track in field. 12 Comment
  UCD37914  Hordeum marinum subsp. gussoneanum Beecher Crampton 1962-5-1 6359 Yolo Saxon Station, 7 miles southeast of city of Davis. Comment
  UCD59326  Hordeum marinum subsp. gussoneanum Ellen Dean; Kate Mawdsley 2007-5-11 3750 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch, along trail leaving loop road and heading east. 626 Comment
  UCD85801  Hordeum marinum subsp. gussoneanum A. A. Beetle 1946-4-15 4374 Yolo Woodland airport. Comment
  SEINET10611058  Hordeum marinum subsp. gussoneanum A. Arthur Heller 1902-4-30 Heller 5422 Yolo Black's. Comment
  SEINET9348938  Hordeum murinum Unknown 1988-8-16 18656 Yolo UC Davis Campus Comment
  CDA2205  Hordeum murinum subsp. glaucum T. C. Fuller 1958-5-2 3953 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  UCD37786  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6095 Yolo Davis, Vacant lot on eastern side of B Street between 1st and 2nd Streets. Comment
  UCD80905  Hordeum murinum subsp. glaucum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5309 Yolo Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD86139  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. 5th St. between C and D St. Comment
  UCD86473  Hordeum murinum subsp. glaucum R. Tofsrud 1949-4-1 s.n. Yolo Davis. Comment
  CAS-BOT-BC284913  Hordeum murinum subsp. leporinum W. D. Hamilton 1946-4-1 s.n. Yolo Davis Comment
  SEINET3828566  Hordeum murinum subsp. leporinum George K. Helmkamp, E. A. Helmkamp 2012-1 18785 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland. 65 Comment
  UCD147294  Hordeum murinum subsp. leporinum Carol W. Witham 2003-4-11 942 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD36326  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1343 Yolo Davis. Vacant lot. Comment
  UCD86127  Hordeum murinum subsp. leporinum Cay Collette 1975-4-12 4 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 Comment
  UCD80904  Hordeum murinum subsp. murinum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5308 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  SEINET242457 Image available Hordeum vulgare Beecher Crampton 1986-12-3 T.O.s.n. Yolo CULTIVATED; UC Davis Campus, Agronomy Experimental Area Comment
  CDA30587  Hypochaeris glabra M. Beyers 2010-5-12 443 Yolo Nr. Esparto, east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  CDA36939  Hypochaeris glabra CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD133389  Hypochaeris glabra M. Wiesendanger 1927-5-4 660 Yolo Putah Canyon. Comment
  UCD144284  Hypochaeris glabra Carol W. Witham 2003-4-19 960 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41028  Hypochaeris glabra Carol W. Witham 2003-4-19 960 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UC691036  Incarvillea diffusa A. Hansen 1944-9-30 Yolo Davis Campus, University of Calif. Comment
  UCD126554  Ipomoea hederacea P. B. Kennedy 1924-9-22 s.n. Yolo University Farm, Davis. Comment
  UCD126557  Ipomoea hederifolia W. W. Mackie 1924-9-6 s.n. Yolo University Farm, Davis. Comment
  UCD161199  Ipomoea indica Jean Shepard 2014-5-27 886 Yolo City of Davis. East 8th St., east of Mesquite Dr. Comment
  UC1245138  Ipomoea triloba June McCaskill 1959-2-19 589 Yolo grown Botany Dept greenhouse, University of California, Davis Botany Dept greenhouse, University of California, Davis; grown Botany Dept greenhouse, University of California, Davi Comment
  SEINET832095  Ipomopsis aggregata June McCaskill 1960-1 614 Yolo Climbing up post on N. side of house, 815 E. 9th Street, Davis Comment
  CAS-BOT-BC324751  Iva axillaris Beecher Crampton 1959-5-11 5206 Yolo About 7 miles west of Winters, Vaca Mtns., margin of flood plain of Putah Creek Comment
  UC1087500  Jacobinia ghiesbreghtiana June McCaskill 1956-4-8 551 Yolo Landscape Management Greenhouse at Field Headquarters, University of California, Davis, Yolo County, California. Comment
  UCD22755  Jasminum mesnyi Collector unknown 1988-2-8 s.n. Yolo Collected at Mrak quad fence. Comment
  SFV8460  Juglans californica var. hindsii R. B. Lopopolo 1967-5-12 41 Yolo North bank of Putah Creek, next to the Putah Creek Recreation Lodge. Comment
  RSA273225  Juglans hindsii Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  UCD110267  Juglans hindsii S. C. Hanson 1949-5-18 3 Yolo South of Highway 99, near Davis. Comment
  UCD142934  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8002 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road in Los Rios Farms bordering Department of Fish and Wildlife lands. 4 Comment
  UCD143939  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8002 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road in Los Rios Farms bordering Department of Fish and Wildlife lands. 4 Comment
  UCD33884  Juglans hindsii Beecher Crampton 1974-8-23 9087 Yolo Yolo County, ca. 6 miles west of Winters (by road) along Putah Creek, public access area. Comment
  UCD18222  Juglans regia Mike Payne 2001-5-22 s.n. Yolo City of Davis, NE corner of Temple Dr. and Cork Pl. Comment
  UC1543158  Juncus balticus Charlotte G. Nast 1936-4-17 133 Yolo n of Davis (Woodland highway) Comment
  CDA36930  Juncus bufonius CDFA Staff 1995-5-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD141392  Juncus bufonius Fleur Ng'weno 1989-4-30 DQ 23 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD147180  Juncus bufonius Carol W. Witham 2003-4-9 910 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21537  Juncus bufonius J. Shepard 2000-5-8 234 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park - Air Force installation - and south along narrow track. 12 Comment
  SEINET3877628  Juncus bufonius Beecher Crampton 1996-4-22 10336 Yolo 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25.; 0 Comment
  RSA699655  Juncus bufonius var. bufonius Keith E. Hoffmaster 1939-4-26 946 Yolo Putah Canyon. Comment
  CDA40152  Juncus effusus subsp. solutus G. F. Hrusa, J. Wheeler 2011-8-19 18446 Yolo Sacramento River Delta; Elk Slough, west side Sacramento River, across from Courtland. 10 Comment
  UCD60333  Juncus xiphioides Ellen Dean; Kate Mawdsley 2007-6-8 3868 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch Crooker Springs, and drainage leading upsream from it. 337 Comment
  UCD73097  Juncus xiphioides Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4890 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along small tributary that feeds Bray Creek, west side of Bray Canyon. 100 Comment
  SEINET7249302 Image available Justicia spicigera June McCaskill 1958-1 551 Yolo Landscape Management Greenhouse at Field Headquarters, University of California, Davis. Comment
  NY790272  Keckiella corymbosa P. C. Everett 1954-10-19 20365 Yolo Cache Creek, 6.9 miles northwest of Rumsey, Highway 16 to Madison 152.4 Comment
  UC1745988  Keckiella corymbosa Annetta M. Carter and Louise Kellogg 1953-6-20 3238 Yolo Cache Creek, 4 mi. N of Rumsey. Comment
  CDA41412  Keckiella lemmonii Sartain & Rominger s.n. Yolo Cottonwood Creek, south of Esparto. 0 Comment
  CDA6287  Kickxia elatine C. Justus 1957-8-19 169 -57 Yolo Capay. 0 Comment
  JEPS24501  Kickxia elatine J. H. Thomas 1960-8-30 8870 Yolo about 5 mi s Winters (along highway to Vacaville) Comment
  UCD70768  Kickxia elatine J. Shepard 1998-8-20 5 Yolo City of Davis, intersection of W. Eighth and Eureka, SE corner. Vacant lot, unirrigated. Prostrate, much branched, spreading herb. Flower 2-lipped, 2 petals above deep purple, joined; three petals below yellow, joined, extending to a spur at the base. Four stamens, anthers U-shaped. Seeds numerous, dark, deeply pitted. Associates: Avena, Cynodon dactylon. Comment
  UCD123841  Kickxia elatine Collector Unknown Date Unknown s.n. Yolo Campus, Davis. Comment
  UCD123850  Kickxia elatine Beecher Crampton 1964-7-29 s.n. Yolo UC Davis Campus, Agronomy Field. Comment
  UCD36095  Kickxia elatine Beecher Crampton 1952-10-12 863 Yolo Yolo County, city of Davis, in walkway along Putah Creek. Comment
  CDA33735  Kickxia spuria D. G. Kelch 2010-6-3 10 .245 Yolo 1 km E of Mace Blvd exit between Hwy I-80 and RR tracks. Comment
  UC1183412  Kochia scoparia June McCaskill and Katherine Onaga 1960-9-29 609 Yolo behind Boy Scout Cabin at 1st. St. and Richards Blvd., beside R.R. maintenance crew shack Davbis Comment
  CDA11423  Koeleria gerardi G. F. Hrusa, T. D. Wilfred 1995-4-23 12144 Yolo Central Valley; E side of Tule Canal, 5 m S of Woodland, immed. E of Interstate 5. Comment
  UCD59331  Koeleria macrantha Ellen Dean; Kate Mawdsley 2007-5-11 3755 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 589 Comment
  UCD133512  Lactuca Collector unknown Date Unknown s.n. Yolo UC Davis campus. Comment
  UCD133522  Lactuca saligna R. N. Raynor 1937-9-11 s.n. Yolo Truck Crops field, University Farm, Davis. Comment
  SEINET10846149  Lactuca sativa Stephanie Frischie 2000-10-14 Frischie 139 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD133534  Lactuca serriola A. S. Crafts 1926-7-8 419 Yolo University Farm Campus. Davis. Comment
  UCD149337  Lactuca serriola Collector Unknown 1938-6-30 s.n. Yolo City of Woodland. 25 Comment
  UCR119028  Lactuca serriola Beecher Crampton 1954-10-20 2297 Yolo Sacramento Valley, 5 miles east of Davis. 15 Comment
  CDA16256  Lactuca serriola G. F. Hrusa 1997-10-13 14124 Yolo Sacramento Valley; Riparian zone of Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near tule canal). 0 Comment
  CAS-BOT-BC341455  Lagophylla ramosissima Roxana Stinchfield 1916-6-25 319 Yolo Mouth of Buckeye Creek Comment
  UCD20910  Lamium amplexicaule N. Nicola 2002-3-13 139 Yolo Capay Valley, near town of Guinda Comment
  HSC14210  Lamium amplexicaule M. Dole 1963-4-7 2 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  RSA409533  Lamium amplexicaule Glenn A. Gorelick 1966-3-22 s.n. Yolo Behind Hoagland Hall, UCD [Univ. of California Davis] campus. Comment
  UCD41022  Lamium amplexicaule Carol W. Witham 2003-4-11 952 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD144287  Lasthenia fremontii Carol W. Witham 2003-4-7 881 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72407  Lasthenia fremontii Ellen Dean; Kate Mawdsley 2008-4-16 4812 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCR118990  Lasthenia fremontii Beecher Crampton 1975-4-18 9160 Yolo Sacramento Valley, 3 miles southeast of Woodland. 15 Comment
  UCR220403  Lasthenia fremontii Jean V. Shepard 2001-5-6 442 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road. C. 400 yards south of the largest vernal pool straddling Dept. of Defense fence 12 Comment
  UCD164889  Lasthenia glabrata Henry House 1995-5-3 1995- 6 Yolo About 2 km SES of the intersection of Delhi Road and Levee Road. 2 Comment
  UC1191982  Lasthenia glabrata subsp. glabrata Malcolm A. Nobs and S. Galen Smith 1951-4-2 1915 Yolo along Highway #40 (between Yolo Causeway and Davis) Comment
  UC753973  Lasthenia glabrata subsp. glabrata H. F. Copeland 1943-4-24 1654 Yolo e Davis Comment
  UCD133769  Lasthenia glabrata subsp. glabrata Collector unknown 1925-5-21 1636 Yolo Yolo Causeway. Comment
  UCD73127  Lasthenia glabrata subsp. glabrata Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  CAS-BOT-BC213335  Lathyrus jepsonii subsp. californicus C. R. Quick 1972-7-22 72 -17 Yolo On levee on east bank of Merritt Island at junction of Road 142. Comment
  CDA40198  Lathyrus jepsonii var. californicus G. F. Hrusa, C. & E. Dogwin 2007-6-6 17042 Yolo Sacramento Delta; Boat launch along South River Rd., on W side of Sacramento River approx. 1 mi. N of Hood. 7 Comment
  UC1228145  Lathyrus jepsonii var. californicus Beecher Crampton 1960-5-9 5510 Yolo 1 mi n Saxon Station Comment
  UCD38967  Lathyrus jepsonii var. californicus Beecher Crampton 1961-5-8 5863 Yolo Davis, north city limits along County Road 31. Comment
  UCD106353  Lathyrus latifolius C. P. Pease 1995-6-6 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  CHSC83161  Laurus nobilis Pat Sullivan 1982-2-4 HN 074 Yolo Davis. University of California campus. Environmental Horticulture. Comment
  CHSC45998  Lavandula dentata W. R. Russel 1954-1-11 Yolo Cultivated along south side of Health Center, University of California campus, Davis. Comment
  SEINET12323493  Lavandula dentata W. R. Russell 1954-1 s.n. Yolo Davis, University of California campus, along S side of Health Center Comment
  UC657690  Layia chrysanthemoides M. Wiesendanger 1927-4-29 589 Yolo Davis Comment
  CAS-BOT-BC321737  Layia fremontii A. A. Heller; H. E. Brown 1902-4-29 5413 Yolo Near Madison Comment
  UC625454  Layia septentrionalis Frank W. Gould 1938-4-22 282 Yolo on road from Rumsey to, near the county line Arbuckley; Capay Valley Comment
  UCD141645  Leersia oryzoides Ellen Dean; M. Taylor 2013-6-12 7784 Yolo Along Putah Creek by Los Rios Farms, between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the junction of County road 106 and County road 35. Plot LRF 3A of Putah Creek vegetation survey. 6 Comment
  UCD36094  Leersia oryzoides Beecher Crampton 1952-10-12 862 Yolo Yolo County, city of Davis, along Putah Creek. Comment
  UCD63597  Leersia oryzoides Collector Unknown 1941-10-1 3 Yolo along old canal of Putah Cr., bordering Davis Farm. Comment
  UCD63510  Leersia oryzoides Beecher Crampton 1969-10-21 8525 Yolo Putah Creek bed, S.E. of UC - Davis campus airport. Comment
  UC1183424  Lemna gibba June McCaskill and Roman Gankin 1959-4-24 592 Yolo near foot bridge across Putah Creek (University Arboretum, UC Davis campus); UC Davis campus, Putah Creek Comment
  CAS-BOT-BC534529  Lemna gibba June McCaskill; Roman Gankin 1959-4-24 592 Yolo Near foot bridge across Putah Creek canal, University Arboretum, University of California campus, Davis Comment
  UCD138101  Lemna gibba June McCaskill; Roman Gankin 1959-4-24 592 Yolo near foot bridge across Putah Creek canal, University Arboretum, University of California campus, Davis. Comment
  UCD115223  Lepidium acutidens Robert E. Preston 1996-3-23 911 Yolo ca. 1 mi N of Davis; at edge of field along E side of Rd 102. 9 Comment
  CAS-BOT-BC88742  Lepidium appelianum M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  UCD115260  Lepidium appelianum M. K. Bellue 1933-5-26 s.n. Yolo Tiger Inn. Comment
  UCD115266  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115275  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  UCR152291  Lepidium chalepense Beecher Crampton 1959-6-11 5351 Yolo West Sacramento, along Galveston Street 5 Comment
  RSA113744  Lepidium coronopus Beecher Crampton 1956-7-13 3710 Yolo Yolo Bypass. Comment
  HSC103374  Lepidium coronopus G. D. Barbe 1987-4-14 4267 Yolo Yolo By-pass north of I-80, 5 mi. east of Davis Comment
  UCD14897  Lepidium coronopus A. M. Shapiro 1995-5-16 s.n. Yolo Yolo Co.; Davis, Community Park near tennis courts; Comment
  UCD115255  Lepidium dictyotum Robert E. Preston 1996-3-23 906 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD81028  Lepidium dictyotum Ellen Dean 2009-4-1 5371 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  UCD82175  Lepidium dictyotum J. Shepard 2002-4-6 505 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.1 mi along unpaved entrance road, then south along north-south access road. 12 Comment
  UCD115367  Lepidium draba Bellue-Cowley 1932-7-1 s.n. Yolo location unknown. Comment
  CAS-BOT-BC89744  Lepidium latifolium John Thomas Howell 1976-8-4 52223 Yolo West Sacramento. Comment
  JEPS41112  Lepidium latifolium Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9116 Yolo 1.8 mi ene Woodland 10 Comment
  RSA666485  Lepidium latifolium Barbara Ertter 1988-10-21 7987 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  SD257227  Lepidium latifolium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20527 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area. 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UC1607602  Lepidium latifolium Barbara Ertter 1988-10-21 7987 Yolo 1.5 mi n Madison (Cache Creek at Rd 89 crossing just w of I-505, e of gravel pits, ca 10 air mi w of Woodland, Sacramento Valley); Sacramento Valley, Cache Creek 36 Comment
  UCD161091  Lepidium latifolium Jean Shepard 1999-3-27 11 Yolo City of Davis, Fifth St., south side, .25 mi E of intersection with Poleline Rd. Comment
  UCD21407  Lepidium latifolium J. Shepard 2001-5-13 456 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. About 20 yards from Department of Defense fence, thence south about 500 yards on west edge of vernal pool finger. 12 Comment
  UCR36579  Lepidium latifolium A. C. Sanders 1984-6-18 5059 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CDA3792  Lepidium latifolium R. Perkins, William J. Ferlatte 1976-4-1 Yolo American Crystal Sugar Company plant, Clarksburg . 0 Comment
  UCD115708  Lepidium latifolium Peter Menth 1992-6-2 14 Yolo Empty lot behind 1263 E. Oak Ave. 16 Comment
  UCD35327  Lepidium latifolium Beecher Crampton 1955-6-6 2817 Yolo 2 miles north of Davis. Comment
  CDA31082  Lepidium latipes Viola Popescu 2010-3-17 s.n. Yolo Aeromodelling Club. Rte 102 between Davis and Woodland. Comment
  RSA10405  Lepidium latipes C. B. Wolf 1928-5-8 2147 Yolo Sacramento Valley; 12 miles north of Dixon Comment
  SD131820  Lepidium latipes L. R. Heckard, J. C. Hickman 1982-4-7 5827 Yolo At corner of road 25A and road 103, ca. 3.0 miles southeast of Woodland. Comment
  UC398787  Lepidium latipes J. W. Blankinship 1893-4-4 Yolo Woodland Comment
  UCD144460  Lepidium latipes Carol W. Witham 2003-4-7 871 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21420  Lepidium latipes J. Shepard 2002-4-21 511 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Sacramento Valley Soaring Society field, to the north. 12 Comment
  UCD63230  Lepidium latipes Ellen Dean; K. Mawdsley 2008-4-16 4805 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  UCD73032  Lepidium latipes Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4913 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD84328  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD84336  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  JEPS84897  Lepidium latipes var. heckardii L. R. Heckard 1981-5-30 5518 Yolo ca. 3 mi. s.e. Woodland (s. of rd. 25 & w. of rd. 103) Comment
  UCD21377  Lepidium latipes var. latipes J. Shepard 2001-3-26 417 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Department of Defense property fence. Thence, south approximately 100 yards past two large vernal pools straddling fence, growing 3 yards west of fence. 12 Comment
  RSA590188  Lepidium nitidum Michael A. Vincent, Robert M. Rhode 1996-3-30 7262 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD115782  Lepidium nitidum K. Esau; M. Phillips 1929-4-11 1890 Yolo Davis. Comment
  UCD115798  Lepidium nitidum P. B. Kennedy 1916-3-1 s.n. Yolo Davis Farm -- Davis. Comment
  UCD115807  Lepidium nitidum Fleur Ng'weno 1989-4-24 DQ 10 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD21236  Lepidium nitidum var. nitidum J. Shepard 2000-4-9 119 a Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In field south of entrance road, east of all archery ranges. 12 Comment
  UCD73590  Lepidium nitidum var. nitidum Ellen Dean; Elizabeth Goebel 2008-4-7 4728 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  CDA34527  Lepidium nitidum var. oreganum R. A. Price 2010-4-9 1611 Yolo Woodland; south-east corner of city. Just east of County Road 102 and south of County Road 25 (old Woodland Areomodelers s site). 0 Comment
  UCD169971  Lepidium pinnatifidum Breckenridge 2001-4-17 PDR 994075 Yolo Along I-5 from Dunnigan to Woodland. Comment
  UCD81059  Lepidium pinnatifidum Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5594 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD37390  Lepidium pinnatifidum Beecher Crampton 1960-5-9 5507 Yolo Yolo County, 0.25 miles southwest of Saxon Station. Comment
  UCD41166  Lepidium sativum N. Nicola 2002-4-11 178 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, east of Hwy 128, north of Rd. 43. Comment
  JEPS84689  Leptochloa fascicularis John W. Willoughby 1976-7-29 1800 Yolo at junction of State Hwy 128 and County Road 86 (Pleasants Valley Road) 60 Comment
  UCD37763  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-10-25 6051 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
  UCD41067  Leptochloa fusca subsp. fascicularis Carol W. Witham 2003-8-8 998 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD36109  Leptochloa fusca subsp. fascicularis Beecher Crampton 1952-10-31 899 Yolo Yolo County, 10 miles east of city of Davis, Yolo Causeway, at railroad right of way. Comment
  UCD63654  Leptochloa fusca subsp. fascicularis Beecher Crampton 1955-8-23 3138 Yolo Yolo County, 3 miles north of city of Davis. Comment
  UCD63786  Leptochloa fusca subsp. fascicularis Collector Unknown 1941-10-1 Yolo Putah Creek, bordering Davis Farm. Comment
  UCD15041  Leptosiphon androsaceus Bruce Potter 1977-4-11 8 Yolo California, Yolo Co,; 1.6 miles east of Monticello Dam along Highway 128, approx. 0.5 miles west of Putah Creek Public Fishing Access and directly above Bray Canyon; 121 Comment
  UCD73667  Leptosiphon bicolor Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  HSC17106  Leptosiphon liniflorus C. B. Wolf 1928-5-8 2137 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  RSA115532  Leptosiphon liniflorus Beecher Crampton 1957-4-23 3945 Yolo 3 miles northeast Davis Comment
  UCD134051  Lessingia hololeuca P. B. Kennedy 1916-7-23 s.n. Yolo location unknown. Comment
  SEINET9320680  Lessingia virgata Unknown 1972-6-20 8816 Yolo Ca 3 mi SW of Brown's Valley, rolling, non-wooded plains, gravelly soil, common. UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD21344  Leymus condensatus J. Shepard 2000-10-8 344 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.7 mi. south on Mace Blvd. (County Road 104), thence east approximately 100 yards to row of Quercus lobata seedlings/saplings. 12 Comment
  UCD86641  Leymus triticoides E. G. Cakin 1947-5-8 s.n. Yolo Davis. UC Davis, University Farm. Comment
  SBBG115634  Limnanthes alba B. Crampton 1995-4-26 10287 Yolo 3 mi SE of Florin, Boswell Driver and Vintage Parks Comment
  UCR225272  Limosella acaulis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  RSA734152  Linanthus Keith E. Hoffmaster 1939-4-6 914 Yolo Putah Canyon Comment
  RSA0031661  Linanthus bicolor Keith E. Hoffmaster 1939-4-6 916 Yolo Putah can. Comment
  UC1277999  Linanthus liniflorus B. Crampton 1957-4-23 3945 Yolo 3 mi ne Davis Comment
  SEINET8190534 Image available Liriodendron tulipifera John Buckhouse 1965-5-23 43 Yolo Lawn area south of Dining Commons, University of California campus, Davis Comment
  UCD21570  Lithophragma bolanderi Dyanne Johnson 2003-3-25 s.n. Yolo N. end of Capay Valley, Rumsey Canyon, about one mile N. of town of Rumsey, West side of Hwy 16, 15 miles S. of Hwy 20. Comment
  UCD102724  Lithophragma heterophyllum K. Esau 1932-3-26 s.n. Yolo Putah. Comment
  UCD73113  Lithophragma heterophyllum Ellen Dean 2008-4-25 4865 Yolo Tuleyome Ireland Ranch, central part of ranch in drainage that goes downhill from area of loop road where vehicles are normally parked. 598 Comment
  CDA37066  Lolium multiflorum CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD36960  Lolium multiflorum Beecher Crampton 1956-5-31 3499 Yolo Yolo County, 2 miles west of city of Davis, on road to Winters, at 'Four Corners. Comment
  UCD66007  Lolium multiflorum Jean Dougherty 1986-5-17 86 -20 Yolo 2.1 miles northwest of Russell Blvd. Comment
  UCD66016  Lolium multiflorum H. R. Drever 1945-6-23 Yolo Near Agronomy Building; University of California campus, Davis. Comment
  UCD66066  Lolium multiflorum Beecher Crampton 1960-4-25 5486 Yolo Northern city limits of Winters. Comment
  UCD66226  Lolium multiflorum Beecher Crampton 1955-6-7 2819 Yolo South end of the Campbell Tract, Univ. of Calif. Davis Campus. Comment
  UCD66304  Lolium multiflorum R. Tofsrud 1942-1 97 Yolo Near Davis. Comment
  CAS-BOT-BC271204  Lolium temulentum Doris K. Kildale 1928-5-8 5037 Yolo 12 miles north of Dixon Comment
  UCD66627  Lolium temulentum Beecher Crampton 1970-4-9 8554 Yolo 5 miles west of Winters, along State Hwy. 128. Comment
  UCD66647  Lolium temulentum R. Tofsrud 1947-5-19 Yolo Davis. Comment
  UCD80988  Lomatium californicum Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 6 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Middle reaches of Bray Canyon, west of Creek. 120 Comment
  RSA302188  Lomatium californicum J. R. Shevock 1972-3-25 1429 Yolo Highway 128, Putah Creek 91 Comment
  SEINET215150  Lomatium californicum L. L. Creasy, MT Creasy 1962-3-17 10 Yolo Along Putah Creek; State highway 128 6 miles west of Winters Comment
  UCD41134  Lomatium dasycarpum N. Nicola 2002-4-5 164 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  UCD127725  Lomatium dasycarpum subsp. tomentosum K. Esau 1931-4-5 s.n. Yolo Capay. Comment
  CDA38382  Lomatium dasycarpum subsp. tomentosum T. C. Fuller 1958-4-23 s.n. Yolo 1 mile north of Rumsey. 0 Comment
  UCD47858  Lomatium hooveri Ryan Knox; E. McDermott and G. Walden 2002-4-13 14 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 465 Comment
  UCD33491  Lomatium macrocarpum Beecher Crampton 1969-4-28 8400 Yolo 2.5 miles west of Winters. Comment
  UCD20798  Lomatium utriculatum N. Nicola; K. Kremen 2001-3-16 014 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD127809  Lomatium utriculatum Kay Ryugo 1952-4-12 1020 Yolo 3 miles west of Winters. Comment
  RSA0048654  Lomatium vaginatum Lois Weston 1942-4-24 1256 Yolo Putah Can. Comment
  CDA43465  Lonicera japonica Kevin Matryn 2015-9-28 PDR# 570 P06364034 Yolo Davis; West Pond, near Covell Blvd. 0 Comment
  UCD137360  Lonicera japonica M. Klapp 1996-6-4 20 Yolo north of UC Davis Campus on Oak Ave. Located around a fence at one of the residences, approximately 100 m north of Russel Blvd. 20 Comment
  RSA537640  Lotus grandiflorus var. grandiflorus Barbara J. Ertter, Annetta Carter 1989-5-28 8529 Yolo Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut. 732 Comment
  CDA30747  Lotus humistratus M. Beyers 2010-4-3 332 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  UCR219520  Lotus purshianus var. purshianus Jean V. Shepard 2000-7-29 334 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, southeast to a grove of trees planted Spring 2000 12 Comment
  CDA4197  Lotus uliginosus L. B. Howard 1947-2-28 Yolo Northrup-King Trial yards-BorK 0 Comment
  UCR225219  Lotus wrangelianus Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  CDA16697  Lotus wrangelianus G. F. Hrusa 1998-3-21 14158 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. Comment
  UCD66020  Ludwigia hexapetala B. J. Grewell 2006-8-22 06- 45 -LU Yolo Yolo Bypass Wildlife Area, California Dept. of Fish and Game, south of I-80 hwy, west of Davis, CA. Population sampled from first seasonal pond immediately west from the public auto tour road. 5 Comment
  UCD66037  Ludwigia hexapetala B. J. Grewell; Robert McKee 2006-8-8 06- 32 -LU Yolo Winchester Lake, north Sacramento - San Joaquin Delta. 0 Comment
  UCD107100  Ludwigia peploides Chas. Heiser 1947-6-25 s.n. Yolo Under E end of Yolo Causeway. Comment
  UCD141655  Ludwigia peploides subsp. peploides Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7787 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  UCD38378  Lupinus albifrons Beecher Crampton 1953-2-26 986 Yolo Hills above Putah Creek, 5 miles west of Winters. Comment
  JEPS14594  Lupinus benthamii Peter H. Raven with G. Thomas Robbins 1956-4-28 9045 Yolo on State Highway 24 on a roadside bank formed by a fill 1.6 mi s Freeport; s of Freeport Comment
  SEINET7062984 Image available Lupinus bicolor A. G. Vestal 1955-4-5 s.n. Yolo Grassey field at Rumesy in the north Capray valley. UTM Zone 10, 566133mE, 4304650mN. (WGS84/NAD83). 128 Comment
  UCD107330  Lupinus bicolor M. I Wibawa 1996-4-13 3 Yolo along Hwy 128, 1 mi W of Railroad Ave. 17 Comment
  UCD20800  Lupinus bicolor N. Nicola; C. Kremen 2001-3-16 16 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD33693  Lupinus bicolor Beecher Crampton 1972-4-3 8779 Yolo 2.25 miles north of Saxon Station (direct line is 4 miles S.E. of Davis). Comment
  HSC14785  Lupinus bicolor M. Dole 1963-4-9 21 Yolo 3 mi. W of Zamora on Rd. 15 Comment
  UCD107266  Lupinus bicolor R. R. Kehlor 1951-4-28 37 Yolo Putah Canyon, above Recreation Beach. Comment
  UCD33688  Lupinus bicolor Beecher Crampton 1972-3-13 8772 Yolo 3 miles west of Winters. Comment
  SEINET10484972  Lupinus bicolor var. umbellatus Guerrero 1961-4-15 GUERRERO 32 Yolo Annual herbs with dark blue flowers, banner spotted white; mountain slope near Cache creek, state hwy 16, 12 mi. Sw of esparto, yolo co, calif. Comment
  POM10730  Lupinus densiflorus var. aureus C. F. Baker 1903-5-7 3070 Yolo Rumsey. Comment
  RSA520691  Lupinus densiflorus var. densiflorus Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  UC1200776  Lupinus formosus P. B. Kennedy 1916-7-23 Yolo Comment
  UCD21345  Lupinus formosus var. formosus J. Shepard 2000-10-8 345 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3 mi. south on Mace Blvd. (County Road 104), to County Road 35. In the northwest corner of the park, growing near a grove of trees planted in Spring 2000 (plant may have been incidentally irrigated). 12 Comment
  UCD35963  Lupinus microcarpus Beecher Crampton 1953-3-31 1047 Yolo Madison. Comment
  CHSC100174  Lupinus microcarpus var. densiflorus John Dittes 2007-5-6 1447 Yolo Inner North Coast Range; Vaca Mountains; Audubon Bobcat Ranch; ca. 3.9 air miles west by northwest of Winters, ca. 2.9 air miles northeast of Monticello Dam; ca., 0.8 air mile south of Buckhorn Spring. 160 Comment
  UC638711  Lupinus microcarpus var. densiflorus Ethel Crum 1938-5-7 1988 Yolo Cache Creek Canyon 4 mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD108692  Lupinus microcarpus var. densiflorus L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  UCD108748  Lupinus microcarpus var. densiflorus M. Ramos 1996-4-10 2 Yolo found along side of Road 128, 8 mi west of Winters. 137 Comment
  UCD108764  Lupinus microcarpus var. densiflorus Collector Unknown 1952-4-21 s.n. Yolo 5 miles west of Winters, in Putah Canyon. Comment
  UCD108641  Lupinus microcarpus var. densiflorus Shirley L. Cotter 1952-4-27 3458 Yolo Beside Putah Creek, 1 mile west of Winters. Comment
  UCD37585  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2477 Yolo 7 miles west of city of Davis, Moon Ranch. Comment
  UCD108842  Lupinus microcarpus var. microcarpus I. L. Eaks 1951-3-28 21 Yolo along railroad 3 miles north of Davis. Comment
  UCSC009223  Lupinus microcarpus var. microcarpus Randall Morgan 2015-4-12 6746 Yolo Tule Ranch Comment
  UCD109268  Lupinus nanus Cay Collette 1975-5-17 14 Yolo Knight's Landing Comment
  UCD34399  Lupinus nanus Beecher Crampton 1982-3-22 9821 Yolo 5 miles west of Winters on Hwy. 128. Comment
  UCD56697  Lupinus nanus Ellen Dean; M. Bibbo 2007-3-23 3390 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD109094  Lupinus nanus B. G. Madson 1925-3-29 s.n. Yolo roadside near Copoy Comment
  UCD109257  Lupinus nanus J. M. Tucker; C. H. Lamoureux 1958-4-7 3379 Yolo north side of State Highway 128, ca. 2 3/4 miles south-west of Winters. Comment
  UCD34198  Lupinus nanus Beecher Crampton 1978-3-16 9548 Yolo 2 miles west of Winters. Comment
  SEINET10484051  Lupinus nanus subsp. nanus Elmstrom 1965-3-27 ELMSTROM 10 Yolo Annual herbs with grasses and low shrubs along roadside, at crest of low hills. State hwy 128, 1.3 mi e of monticello dam. 244 Comment
  UCD109370  Lupinus polyphyllus B. R. Madson 1924-3-13 K 343 Yolo Agron. Irrig. Tract, Davis. Comment
  NY16028  Lupinus subvexus A. A. Heller 1902-4-29 5415 Yolo Near Madison Comment
  SEINET3828331  Lupinus succulentus George K. Helmcamp, E. A. Helmkamp 2012-1 18770 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland Madison 7.5. 65 Comment
  UCR207824  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2009-3-24 14446 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  UCD109634  Lupinus succulentus June McCaskill; Katherine Onaga 1962-4-12 648 Yolo 0.1 mile east of intersection of L and 2nd streets, Davis. Comment
  UCD109645  Lupinus succulentus Joy Woo 1989-5-3 5 Yolo Near Greenbelt #4. North Davis. Comment
  SEINET7040228 Image available Lupinus vallicola A. G. Vestal 1962-4-6 s.n. Yolo West of Winters on north side of Route 128. Winters Quadrangle UTM Zone 10, 586704mE, 4262943mN. Comment
  CDA29234  Lycianthes ciliolata D. G. Kelch 2005-9-21 6 .482 Yolo U.C. Davis Conservatory. Comment
  UCD126607  Lycium barbarum Collector Unknown 1931-8-14 2254 Yolo Woodland. Comment
  SEINET10780230  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 116 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10844325  Lycopersicon esculentum Stephanie Frischie 2000-9-30 Frischie 97 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780227  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 75 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD39922  Lycopersicon esculentum Beecher Crampton 24 Oct. ? s.n. Yolo UC Davis Campus, Ag. Service yard. Comment
  UCR148156  Lythrum salicaria David Spencer 1999-1 s.n. Yolo Cache Creek Nature Preserve, Along Cache Creek, N of Woodland Municipal Airport, upstream of gravel mining area, west of road 94B, between road 20 and Hwy 16 Comment
  UCD16098  Lythrum salicaria David Spencer 1999-1 s.n. Yolo Cache Creek Nature Preserve, along Cache Creek, north of Woodland Municipal Airport, upstream of gravel mining area, west of road 94B, between road 20 and highway 16. Comment
  UCD20908  Madia elegans N. Nicola 2001-10-18 136 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UC638700  Madia gracilis Ethel Crum 1938-5-7 2003 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD59319  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3743 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  UCD59333  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3757 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 589 Comment
Read comments Jun 11 2008
  UC1562538  Malacothrix floccifera Barbara Ertter with Annetta Carter 1989-5-28 8528 Yolo ca 5 airmiles wsw Rumsey (Rayhouse Rd, 4.3 mi from Hwy 16, e side of ridge betw. Blue Ridge & Little Blue Ridge, 0.4 mi below creat at large roadcut, ne corner Yolo Co) 731 Comment
  RSA518809  Malacothrix floccifera Barbara Ertter, Annetta Carter 1989-5-28 8528 Yolo Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut. 732 Comment
  UCD81021  Malva nicaeensis Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5363 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  UCR220407  Malva nicaeensis Jean V. Shepard 2000-4-9 111 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road 12 Comment
  RSA552156  Malva nicaeensis D. Charlton 1990-3-3 4164 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80. 15 Comment
  UCD116635  Malva parviflora A. S. Crafts 1926-7-8 442 Yolo University Farm Campus, Davis. Comment
  UCD149327  Malva parviflora Collector Unknown 1925-4-18 s.n. Yolo City of Davis. 15 Comment
  UCD69416  Malva parviflora S. Quick 1996-5-19 13 Yolo City of Davis. F Street, within 10 meters of railroad tracks, between 12th and 14th Streets. Disturbed rocky field dominated by grasses. Herb dense, decumbent, flowers white. 17 Comment
  UCD116696  Malvella leprosa P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD116714  Malvella leprosa A. S. Crafts 1926-7-8 440 Yolo University Farm Campus, Davis. Comment
  UCD41042  Malvella leprosa Carol W. Witham 2003-8-8 973 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  LA36326  Malvella leprosa H. Popenoe; 1949-6-2 29 Yolo by Davis-Winters flight strip Comment
  UC917143  Marah fabacea R. B. Griffith 1949-3-14 3 Yolo Putah Canyon Comment
  UCD107668  Marah fabacea Milton Workman 1953-4-21 37 Yolo Near creek, Arboretum, University of California, Davis. 12 Comment
  UCD13099  Marah fabacea R. Fernau 1974-4-22 38 Yolo YOLO COUNTY Under Rd. 98 bridge along Putah Creek twisted around base of a cottonwood tree. Elevation 50'. 15 Comment
  UCD80982  Marah fabacea Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 3 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West Side of Bray Canyon. 88 Comment
  SEINET4584953 Image available Marah fabacea Edwin A. Crosby 1952-4-11 8 Yolo Uld picnic ground, University of California, Davis Comment
  SEINET5729438 Image available Marah fabacea Richard Beaver 1965-1 162 Yolo Climbing fence along dry creek bed; south side of Barthel Mobile Park; Davis Comment
  UCD107647  Marah fabacea Jack Maze 1963-3-8 2 Yolo 3 1/2 miles east of Monticello Dam on State Highway 128. Comment
  UCD41224  Marah fabacea Ken McPherson 1976-5-2 17 Yolo 100 feet west of the Putah Creek bridge, Road 26 near Davis. Comment
  UCR206541  Marah watsonii George K. Helmkamp, E. A. Helmkamp 2009-3-17 14399 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  SEINET5729440 Image available Marah watsonii Bob Threlkel 1964-1 1 Yolo In oak woodland in foothills, Cache Creek, State Highway 16, 3.5 miles northwest of Rumsey.; Rumsey 152 Comment
  SFV3176  Marrubium vulgare E. B. Risley 1961-4-9 162 Yolo North Coast Ranges Vaca Mountains. Putah Creek below Monticello Dam, west of Winters. 65 Comment
  UCD124985  Marrubium vulgare Joseph M. DiTomaso 1976-4-9 390 Yolo below Monticello Damn, Putah Creek. Comment
  UCD160173  Marrubium vulgare Laura Losmozos 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Next to ranch house headquarters, area between drainage and road. 99 Comment
  UCD125014  Marrubium vulgare C. J. W. 1913-4-1 310 Yolo Davis. Comment
  UCD125023  Marrubium vulgare W. T. P. 1916-9-1 s.n. Yolo Davis. Comment
  UCD125034  Marrubium vulgare Charles B. Heiser 1947-6-1 1926 Yolo along Putah Creek, Davis. Comment
  UCD144275  Matricaria discoidea Carol W. Witham 2003-4-7 898 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD18491  Matricaria discoidea C. P. Pease 1995-5-6 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  SFV8421  Matricaria discoidea C. Meeker 1973-4-28 20 Yolo Sacramento Valley Beside Putah Creek Road at intersection with Canal Land (?), west of Davis. Comment
  UCD134614  Matricaria discoidea M. R. Wanzer 1948-4-29 10 Yolo University of California campus, Davis. Comment
  UCD15638  Matricaria discoidea Rachelle Raymond 1989-5-29 601 Yolo Stebbins Reserve Road. 121 Comment
  UCD19491  Matricaria discoidea Terry Reedy 1974-4-19 175 Yolo east edge of City of Davis, around driveway of house at 2707 county road 32. 21 Comment
  RSA695728  Matricaria matricarioides Lois Weston 1942-4-5 1109 Yolo Davis campus Comment
  UCD34227  Matricaria occidentalis Beecher Crampton 1978-5-8 9580 Yolo 1/4 mile south of Saxon Station. Comment
  UCD38684  Matricaria occidentalis Beecher Crampton 1957-5-13 4002 Yolo 3.5 miles northeast of Davis. Comment
  UCD106770  Medicago arabica Carl Schoner 1965-4-30 s.n. Yolo 4 miles north of Elkhorn Ferry, Hershey Ranch. Comment
  UCD107723  Medicago lupulina Beecher Crampton 1964-4-14 s.n. Yolo Lawn, Hunt Hall. Comment
  UCD107727  Medicago lupulina Morris Halperin 1930-7-29 s.n. Yolo Davis. Football turf, N.C. Comment
  UCD107732  Medicago lupulina de Herrera 1958-1-27 s.n. Yolo Ferry Morse Seed Co., residence in Davis. Comment
  SEINET4560759  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2012-1 18771 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland. 65 Comment
  UCD144798  Medicago polymorpha Carol W. Witham 2003-4-7 897 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD146733  Medicago polymorpha Carol W. Witham 2003-4-7 897 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21214  Medicago polymorpha J. Shepard 2000-3-18 80 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along south side of main entrance road. 12 Comment
  UCR119132  Medicago polymorpha Beecher Crampton 1963-5-20 6809 Yolo Sacramento Valley, Davis. 15 Comment
  UCD63140  Medicago praecox A. M. Shapiro 2008-4-17 s.n. Yolo California. Yolo County: Central Davis, Eureka Avenue. Comment
  UCD39941  Medicago sativa Beecher Crampton 1955-9-6 s.n. Yolo UC Davis Campus, Campbele tract. Origin: Canada. Comment
  UCD86355  Melica bulbosa D. H. Hartmann 1941-7-9 s.n. Yolo Agronomy Plots, Davis. Comment
  UCD36163  Melica californica Beecher Crampton 1953-3-23 1015 Yolo Yolo Coutny, 6 miles west of city of Winters, Putah Canyon. Comment
  UCD36845  Melica californica Beecher Crampton 1956-4-9 3240 Yolo Yolo County, 5 miles west of city of Winters, Vaca Mountains, Putah Creek Canyon. Comment
  UCD86933  Melica californica Beecher Crampton 1967-5-3 7850 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD86938  Melica californica Beecher Crampton 1972-4-3 8780 Yolo Yolo County, 2.25 miles north of Saxon Station (direct line is 4 miles S.E. of Davis) Comment
  POM204768  Melica torreyana C. F. Baker 1903-5-6 2885 Yolo Cache Creek Canyon. Comment
  UCD73266  Melica torreyana Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4840 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD13419  Melilotus albus K. Meares 1996-10-8 024 Yolo City of Davis, northern part. Next to the North Davis Pond. 15 Comment
  CDA30597  Melilotus indicus M. Beyers 2010-5-12 442 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  UCD21312  Melilotus indicus J. Shepard 2000-5-20 257 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side. Growing in piles of topsoil used as target backstops, close to entrance road. 12 Comment
  UCD80916  Melilotus indicus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5320 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD39212  Melilotus officinalis Beecher Crampton 1953-5-28 1347 Yolo Bryte. Comment
  UCD142949  Mentha canadensis Ellen Dean; A. Lal, M. Taylor 2013-7-8 7821 Yolo Russell Ranch UC Davis Riparian Reserve on south side of Russell Blvd. between City of Davis and City of Winters. Found in Putah Creek Vegetation Survey Plot RRR 1D. 30 Comment
  SEINET5644910  Mentha pulegium Gary R. Adamson 1960-5-7 21 Yolo Davis.; 0 Comment
  UCD39747  Mentha pulegium Beecher Crampton 1976-7-6 s.n. Yolo Davis. Comment
  UCD20896  Mentzelia laevicaulis N. Nicola 2001-3-5 124 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  JEPS98627  Mercurialis annua Dean Kelch 1994-3-24 Yolo outside botany greenhouse 1, near headhouse U. C. Davis campus 20 Comment
  UCD58084  Micranthes californica Ellen Dean; K. Mawdsley 2007-4-6 3622 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 478 Comment
  UC75178  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey Comment
  UCD63227  Microseris douglasii Ellen Dean; K. Mawdsley 2008-4-16 4804 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  UCD144434  Microseris douglasii subsp. douglasii Carol W. Witham 2003-4-9 920 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR225400  Microseris douglasii subsp. douglasii Jean V. Shepard 2002-4-21 512 Yolo Yolo County Grasslands Park, east of Davis, from intersection of Hwy I-80 and Mace Blvd, 3.5 mi south on Mace Blvd (Co. Road 104), thence east along unpaved entrance toad to Sacramento Valley Soaring Society field to the north 12 Comment
  UCD21243  Microseris elegans J. Shepard 2000-4-13 127 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entrance road, past parking lots on the south side. 12 Comment
  UCD169010  Microseris sylvatica Ellen Dean; E. Moores and M. Hoshovsky 2017-4-7 9313 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128, northwest of ranch headquarters. Ridge extending south from undeveloped road downhill from Rattlesnake Rock. Area has burned three times in the last three years. 274 Comment
  UCD118905  Microsteris gracilis E. H. Everson 1951-2-23 4 Yolo Yolo and Colusa County Line: Cache Creek Canyon, 5.3 miles northwest of Rumsey. Comment
  UCD13321  Mimulus aurantiacus Bill Chally 1989-4-27 11 Yolo Yolo Co. Stebbins Reserve, W of Winters, along hwy 128. T8N, R2W, Sect. 28, SE 1/4. Elev. 800 ft. 243 Comment
  UCD15554  Mimulus aurantiacus Lara Hawthorne 1989-4-27 4 Yolo Hwy 128, near Lake Berryessa. Comment
  UCD58033  Mimulus aurantiacus Ellen Dean; K. Mawdsley 2007-4-6 3572 Yolo Yolo County.: Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD80983  Mimulus aurantiacus Angelica Sauceda; Ellen Dean, Clare Loughran 2009-4-26 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. 88 Comment
  UCD122302  Mimulus aurantiacus var. aurantiacus M. Wiesendanger 1927-5-4 641 Yolo Putah Canyon. Comment
  UCD41419  Mimulus bolanderi Susan Harrison 2003-6-10 s.n. Yolo BLM land east of McLaughlin UC Reserve. Comment
  RSA0054844  Mimulus guttatus subsp. arvensis Keith E. Hoffmaster 1946-4-13 1247 Yolo Putah can. Comment
  UC614483  Mimulus kelloggii L. Constance 1938-3-27 2044 Yolo 8 mi s Monticello (Steel Canyon near Capell Valley); North Coast Ranges, Napa Range 304 Comment
  CDA41710  Mimulus kelloggii K. Esau 1938-3-26 s.n. Yolo Putah Canyon. 0 Comment
  UCD96002  Mimulus latidens Dena Grossenbacher; Brian Green 2008-4-6 757 Yolo Yolo County Grasslands Regional Park, 3.5 miles south on Mace Blvd from I-80, near Sacramento Valley Soaring Society parking lot in southeast corner of the park. 9 Comment
  UCD122963  Mimulus tricolor M. Wiesendanger 1927-4-29 603 Yolo Davis. Comment
  UCD122964  Mimulus tricolor Carol W. Witham 2003-4-7 889 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD125286  Monardella Collector Unknown Date Unknown s. n. Yolo Northwest part of county. Comment
  UCD20578  Monardella villosa E. Dean; with M. Bibbo 2002-7-5 1121 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 548 Comment
  UCD59355  Monardella villosa Ellen Dean; Kate Mawdsley 2007-5-11 3779 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  UCD63078  Monardella villosa subsp. villosa Ellen Dean 2008-4-9 4787 Yolo Tuleyome Ireland Ranch. Central part of Ranch on ridge east of main canyon. 656 Comment
  RSA0054949  Montia Keith E. Hoffmaster 1939-4-6 903 Yolo Putah can. Comment
  UCD55512  Montia fontana J. Shepard 2004-3-21 645 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 12 Comment
  UCD141701  Morus alba Ellen Dean; M. Taylor 2013-6-21 7813 Yolo North side of Putah Creek east if the City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2E of Putah Creek vegetation survey. 6 Comment
  UCD35742  Muilla maritima Beecher Crampton 1953-3-29 1041 Yolo 1.5 miles north of Davis. Comment
  UCD80822  Muilla maritima Ellen Dean 2009-3-22 5280 Yolo city of Woodland. Mavis Henson Field property on the east side of county road 102, just south of county road 25. Property owned by city of Woodland. Field near center of property previously used for parking for rodeo shows. NE corner of field. 9 Comment
  UCD164890  Myosurus minimus Henry House 1995-5-3 1995- 5 Yolo About 2 km SES of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD40993  Myosurus minimus Carol W. Witham 2003-4-11 923 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD55511  Myosurus minimus J. Shepard 2004-3-21 642 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 12 Comment
  UCD96303  Myosurus minimus Beecher Crampton 1952-11-1 904 Yolo 1.5 miles north of Davis. Comment
  UCD96606  Myosurus minimus J. M. Tucker; K. J. Tucker 1950-3-26 1927 Yolo Beside Highway 99W, about 3 miles northwest of Davis. Comment
  JEPS80670  Myosurus sessilis L. R. Heckard with Dave and Mary Ann Showers 1981-5-30 5520 Yolo 3 mi se Woodland (s of Road 25 and e of Road 103) Comment
  RSA10404  Myosurus sessilis Carl B. Wolf 1928-5-8 2149 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UC1731502  Myosurus sessilis Dean W. Taylor 1993-4-23 13366 B Yolo Sacramento Valley, nw of junction Road 102 and Road 25 Sacramento Valley 9 Comment
  RSA97527  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo 3 miles northwest of city of Davis. Comment
  UCD96291  Myosurus sessilis R. Tofsrud 1947-4-24 s.n. Yolo North of Davis. Comment
  UCD96292  Myosurus sessilis J. M. Tucker; K. J. Tucker 1950-3-26 1926 Yolo Beside Highway 99W, about 3 miles northwest of Davis. Comment
  UCD35570  Nassella cernua Beecher Crampton 1958-4-21 4705 Yolo 1/2 mile north of Guinda. Capay Valley. Comment
  SEINET202616  Nassella lepida Jack Maze 1963-3-8 12 Yolo 0.75 miles E of Recreation Beach State Highway 128. Comment
  UCD73111  Nassella lepida Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4899 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. On hillside on west side of canyon. 76 Comment
  UCD87805  Nassella lepida Alan A. Beetle 1946-4-6 4377 Yolo Yolo-Solano County, Putah Creek Canyon. Comment
  JEPS84717  Nassella pulchra John W. Willoughby 1977-4-27 2244 Yolo 1.2 mi nw County Road 86 (State Highway 128; foothills n of highway); Vaca Mountains Comment
  UCD73572  Nassella pulchra Ellen Dean; Elizabeth Goebel 2008-4-7 4720 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD87487  Nassella pulchra Beecher Crampton 1965-4-27 7293 Yolo 3 miles N.W. of Dunnigan, County Road 86. Comment
  UCD87501  Nassella pulchra Beecher Crampton 1971-4-26 8680 Yolo 2.25 miles north of Saxon Station, 4 miles southeast of Davis (in direct line). County Road 106 just south of its junction with County Road 35. Comment
  UCD162958  Navarretia atractyloides Craig D. Thomsen 2006-6-13 2658 Yolo Camp Haswell Regional Park. On flat just above turnout along Hwy 16, just across from Camp Haswell. Comment
  CAS-BOT-BC230251  Navarretia cotulifolia A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's Comment
  UC1220996  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo 0.25 mi s Saxon Station (jct county roads 106 and 38) Comment
  UC1228166  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 mi s Saxon Station Comment
  UCD81036  Navarretia cotulifolia Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5581 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo parking area. 9 Comment
  UCR119134  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo Sacramento Valley, 1/2 mile south Saxon Station., jct. county roads 106 and 38 15 Comment
  UCD147029  Navarretia heterandra Robert E. Preston 2012-5-16 2874 b Yolo 6.6 mi SW of Dunnigan, in Wood Canyon. 175 Comment
  CDA9628  Navarretia intertexta D. G. Kelch 2007-5-18 7 .323 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UC1283717  Navarretia leucocephala Beecher Crampton 1965-6-29 7391 Yolo 5 mi e Davis Comment
  UCD84315  Navarretia leucocephala Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD33974  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1975-6-11 9213 Yolo Yolo County, junction of county roads 38 and 106 off the S.W. corner. Comment
  UCD48485  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-27 1138 Yolo Winters north city limits. Depression along the railroad. Comment
  UCD48546  Navarretia leucocephala subsp. leucocephala Robert A. Owens 1969-5-21 39 Yolo U.S. Interstate 80, west end of Yolo causeway, Yolo County, California. Comment
  UCD73705  Navarretia pubescens Ayzik Solomeshch 2004-6-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD48619  Navarretia pubescens Beecher Crampton 1954-6-11 1951 Yolo 3 miles west of Rescue foothills flat. Comment
  JEPS3227  Nemophila heterophylla L. Constance 1938-3-27 2045 Yolo on Monticello-Winters Road 9 mi nw Winters (bluff above Putah Creek, Vaca Mountains, Inner North Coast Ranges); Inner North Coast Ranges, Vaca Mountains, Putah Creek 304 Comment
  UC606892  Nemophila heterophylla L. Constance 1938-3-27 2045 Yolo on Monticello-Winters Road 9 mi nw Winters (bluff above Putah Creek, Vaca Mountains); Inner North Coast Ranges, Vaca Mountains, abv Putah Creek 304 Comment
  UCD56744  Nemophila heterophylla Ellen Dean; M. Bibbo 2007-3-23 3436 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD58060  Nemophila heterophylla Ellen Dean; K. Mawdsley 2007-4-6 3600 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 555 Comment
  UCD73094  Nemophila heterophylla Ellen Dean; Plant Biology 102 students 2008-4-6 4717 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek near old road cut that ascends slope. 82 Comment
  UCD120005  Nemophila heterophylla Charles B. Heiser Jr. 1947-4-10 1903 Yolo In canyon, northwest of Highway 16, 1 mile north of Rumsey. Comment
  UCD105391  Neostapfia colusana Robert Holland 1993-6-10 s.n. Yolo Air Force Antenna Farm. Comment
  CAS-BOT-BC233466  Nicotiana glauca A. A. Heller; H. E. Brown 1902-5-22 5587 Yolo Banks of Putah Creek near Winters Comment
  POM181662  Nicotiana glauca L. F. Robbins 1927-6-5 s.n. Yolo Near Winters. Comment
  UCD126651  Nicotiana glauca H. R. Drever 1945-8-18 s.n. Yolo University of California campus, Davis. Comment
  UCD126669  Nicotiana glauca M. Ramos 1996-5-7 12 Yolo three miles west of Winters on Highway 128, near Putah Creek. 137 Comment
  UCD126710  Nicotiana quadrivalvis K. Esau 1931-4-26 2183 Yolo Putah Canyon. Comment
  SEINET12197065  Oenothera speciosa Unknown 1998-5-10 11 Yolo city of Davis, 0.25 mi W of Student Experimental Farm 17 Comment
  UCD122094  Olea europaea Don K. Sexton 1956-3-2 149 Yolo Behind Dairy Industry Bldg., north side of Hutchinson Drive, U.C. campus, Davis. Comment
  SEINET8564248  Olea europaea R. H. Miller None 1119 Yolo University farm, University of Calif., Davis Comment
  UCD39744  Origanum dictamnus Beecher Crampton 1976-7-5 s.n. Yolo Davis. Comment
  UCD141774  Orobanche californica Ellen Dean; M. Taylor, K. McMillan 2013-6-13 7794 A Yolo City of Davis. South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot 4E of the Putah Creek vegetation survery. 9 Comment
  UC625446  Orobanche fasciculata Frank W. Gould 1938-4-23 283 Yolo At head of Capay Valley on road from Rumsey to Arbuckle near the county line. Comment
  UCD161068  Orobanche uniflora Craig Thomsen 2006-5-10 2650 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD88432  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. Comment
  SACT001626  Oryza sativa Earl Kemp 1934-7-19 Yolo Comment
  SEINET242448  Oryzopsis miliacea subsp. thomasii Beecher Crampton 1962-6-14 T.O. 2223 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row D-132 Comment
  UCD110781  Oxalis corniculata T. Tomich 1949-5-30 62 Yolo Davis. Comment
  UCD35743  Oxalis corniculata Beecher Crampton 1953-3-29 1036 Yolo Along walkway in Davis. Comment
  UCD159961  Oxalis latifolia Ellen Dean 2015-4-5 8621 Yolo City of Davis. Back yard of 708 Mulberry lane. Also weed in side yard of house next to path at south end of Mulberry Lane loop. 14 Comment
  UCD111018  Oxalis pes-caprae E. Frost 1996-4-13 1 Yolo north Davis, along Northernmost end of Greenbelt. 13 Comment
  UCD20788  Oxalis pes-caprae N. Nicola 2001-3-14 004 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  UCD38768  Oxalis pes-caprae Beecher Crampton 1958-2-11 4659 Yolo Woodland, West and Court Streets. Comment
  UCD134773  Packera eurycephala K. Esau; E. Hyde 1938-5-25 s.n. Yolo Putah Canyon. Comment
  UCD20514  Packera greenei E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1086 Yolo McLaughlin UC Reserve. W of Reed mine along Rayhouse Rd. 1.8 road mines W of intersection with Soda Springs Rd. 731 Comment
  UC1183408  Pandorea jasminoides June McCaskill and Katherine Onaga 1960-9-29 610 Yolo Climbing about post of east side of Landscape Horticulture Field Headquarters, University of California campus, Davis, Yolo County, California. Comment
  CAS-BOT-BC242650  Panicum capillare Beecher Crampton 1952-8-25 850 Yolo City of Davis, waste lot Comment
  UCD32791  Panicum capillare Beecher Crampton 1954-9-9 2265 Yolo Yolo County, 5 miles west of Davis, roadside, in adjacent and irrigated pasture. Comment
  UCD36084  Panicum capillare Beecher Crampton 1952-8-25 850 Yolo Yolo County, city of Davis, waste lot. Comment
  UCD89380  Panicum capillare A. A. Beetle 1946-7-13 4692 Yolo Putah Canyon. Comment
  UCD89399  Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek. Comment
  UCD89485  Panicum capillare Beecher Crampton 1954-9-8 2265 Yolo 5 miles west of Davis. Comment
  UCD89497  Panicum capillare Beecher Crampton 1962-9-11 6671 Yolo 7 miles west of Winters, State Hwy. 128, Putah Canyon, Vaca Mtns. Comment
  SEINET239026 Image available Panicum capillare subsp. hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural services yard. Comment
  UCD33452  Panicum capillare subsp. hillmanii Beecher Crampton 1968-5-31 8290 Yolo Yolo - Solano Counties, UC Davis arboretum. Comment
  UCD32856  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-22 7202 Yolo Yolo County, 3.5 miles west of Davis, Russell Blvd.. Comment
  UCD89569  Panicum capillare subsp. hillmanii Beecher Crampton 1962-9-11 6666 Yolo 2 miles west of Winters. Comment
  UCD89774  Panicum capillare subsp. hillmanii Beecher Crampton 1967-7-25 8134 Yolo 2 miles west of Davis on Russell Blvd. and County Road 98. 'Cactus Corner. Comment
  UCD89804  Panicum capillare subsp. hillmanii Beecher Crampton 1981-10-13 9793 Yolo 6 miles west of Winters, along Hwy. 128. Comment
  SEINET249959 Image available Panicum capillare var. occidentale Beecher Crampton 1954-9-9 2265 Yolo 5 miles west of Davis, roadside, in adjacent irrigated pasture. Comment
  UCD89585  Panicum dichotomiflorum Beecher Crampton 1965-7-7 7438 Yolo Northern city limits of Winters. Comment
  CAS-BOT-BC253780  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural service yard Comment
  CDA2110  Panicum hillmanii G. D. Barbe, B. Elliott 1979-7-26 2539 Yolo West of Interstate 5 at County Road 12, Zamora. 0 Comment
  RSA653994  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural services yard Comment
  CAS-BOT-BC242670  Panicum hillmanii Beecher Crampton 1964-9-22 7202 Yolo 3.5 miles west of Davis, Russell Blvd. Comment
  UCD89745  Panicum miliaceum subsp. miliaceum Beecher Crampton 1967-9-25 s.n. Yolo Davis. Comment
  CAS-BOT-BC253894  Panicum rigidulum C. R. Quick 1972-7-22 72 -13 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  UCD89971  Panicum virgatum Beecher Crampton 1961-8-1 5962 Yolo Davis. Southern Pacific Railroad. Comment
  UCD170767  Papaver rhoeas 1997-4-29 22 Yolo 16 road mi west of Covell Blvd. and Sycamore Ln. along Hwy 128/Covell Blvd. 50 Comment
  UCD15906  Papaver somniferum Leticia Mosqueda 1975-2-10 s.n. Yolo City of Woodland. Obtained from the Olvera family (Santos and Maria) at 1247 Armfield Rd. Comment
  UCD62951  Parapholis incurva Joe DiTomaso 2008-5-5 s. n. Yolo Woodland, 1 mile south of I-5 on Rd. 102, 2000 Hamton Place. Comment
  UCD18420  Parietaria judaica A. M. Shapiro 2000-5-21 s.n. Yolo West Sacramento, in dense shade under north-facing pier of I-80 overpass over railroad tracks. Comment
  SEINET11124396 Image available Parkinsonia aculeata June McCaskill 1954-5-1 334 Yolo Northeast corner of Student Store, university of California, Davis Comment
  CDA29548  Paspalum dilatatum M. K. Beyers 2009-7-18 171 Yolo Putah Creek; along trail, parallel with creek s edge. Downstream from the Monticello Dam and adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  UCD88730  Paspalum dilatatum Beecher Crampton 1963-4-4 6714 Yolo 3.5 miles west Davis, Russell Blvd. Comment
  CHSC101516  Paspalum distichum G. F. Hrusa 2007-6-27 17048 Yolo Colony on shoreline in sandy intertidal area at Yolo Co. Boat Launch, west side of Sacramento River +/- 1 mile north of Hood (Sacramento Co.). 3 Comment
  UC1949273  Paspalum distichum Barbara Ertter 1988-10-21 7996 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland Sacramento Vally Comment
  UCD37762  Paspalum distichum Beecher Crampton 1961-10-25 6045 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD88964  Paspalum distichum Collector Unknown Fall 1941 322 Yolo probably along Putah Creek by Davis. Comment
  HSC47946  Paspalum urvillei Michael A. Watkins 1978-6-11 22 Yolo Hwy. 20, 1 mi. S of Brooks. Comment
  UCD168438  Pedicularis densiflora Ellen Dean 2017-3-15 9260 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on west side of creek on wet north-facing slope on rock face in oak woodland. 76 Comment
  UCD56730  Pedicularis densiflora Ellen Dean; M. Bibbo 2007-3-23 3422 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD137573  Pellaea andromedifolia A. A. Beetle 1945-1-20 3075 Yolo West of Winters in Putah canyon. Comment
  UCD56739  Pellaea andromedifolia Ellen Dean; M. Bibbo 2007-3-23 3431 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD62795  Pellaea andromedifolia Susan Zhang; Plant Biology 102 students 2008-5-3 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UC1927083  Pellaea andromedifolia Layne Huiet 2006-5-20 122 Yolo Highway 16 at marker 4.18 South of Colusa/Yolo County line. West side of road Comment
  UCD89431  Pennisetum clandestinum Beecher Crampton 1960-9-19 5778 Yolo UC Davis Campus. NW corner of Shields Avenue and A Street. Comment
  NY583848  Penstemon centranthifolius R. S. Ferris 1917-4-20 715 Yolo Road along Buckeye Creek, 3 miles west of Railroad Comment
  UCD67961  Penstemon centranthifolius Dixie Paussa 1974-5-8 49 Yolo 5 miles North of Capay, 2 miles up a PG and E access road, at the end of road 13, off road 85a. Foothill Woodland area, dominated by Quercus douglasii. Growing in open sun on cow trail, west facing slope, side of canyon. On clay soil. Comment
  POM21049  Penstemon centranthifolius Roxana Stinchfield 1916-6-26 349 Yolo Road crossing Buckeye Creek near Hershy. Comment
  UC691042  Penstemon gloxinioides Alva D. Hansen 1944-8-6 Yolo Garden; Davis, Calif. Comment
  UCD70200  Penstemon laetus subsp. sagittatus D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. Shrubland plant communities on basaltic rocky slopes and talus. 170 Comment
  UCD137778  Pentagramma triangularis J. D. Clark 1995-5-27 3 Yolo Along Mix Canyon Rd., approx. 1/2 mile from intersection with Pleasant Valley Rd. in Winters, CA. 45 Comment
  UCD47774  Pentagramma triangularis subsp. triangularis M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 10 Yolo Mclaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Spring and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD41152  Perovskia atriplicifolia N. Nicola 2002-7-23 242 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD99364  Persicaria amphibia P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCD99454  Persicaria lapathifolia A. S. Crafts 1926-7-8 465 Yolo University Farm Campus, Davis. Comment
  UCD41072  Persicaria maculosa Carol W. Witham 2003-8-8 1003 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  JEPS81243  Phacelia stebbinsii Gregory Lee 1982-6-18 Yolo in greenhouse Davis Comment
  UCD120673  Phacelia tanacetifolia Joseph M. DiTomaso 1976-4-9 394 Yolo Below Monticello Dam at Lake Berryessa, dry slopes above Putah Creek. 91 Comment
  UCD120714  Phacelia tanacetifolia Dr. A. S. Crafts 1935-3-29 s.n. Yolo Davis. Comment
  UCD33194  Phacelia tanacetifolia Beecher Crampton 1967-5-8 7879 Yolo UC Davis agronomy field. Comment
  UC1153790  Phalaris Beecher Crampton 1957-6-3 T.O. 2424 Yolo Agronomy Experimental Areas Davis campus Comment
  UCD88028  Phalaris aquatica Beecher Crampton 1975-7-22 s.n. Yolo UC Davis. Agronomy Experimental Areas. Plant Introduction Nursery. B-12 nursery. Comment
  UCD162338  Phalaris arundinacea Craig Thomsen 2006-6-30 2628 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. Cache Creek. 144 Comment
  UCD88342  Phalaris brachystachys J. Hardison 1989-5-11 131 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD88775  Phalaris canariensis A. A. Beetle 1945-2-15 4175 Yolo Putah Creek Canyon, W of Winters. Comment
  UCD88777  Phalaris canariensis Beecher Crampton 1961-5-17 5873 Yolo 3 miles S of Woodland. Comment
  SEINET242428 Image available Phalaris coerulescens Beecher Crampton 1963-6-4 Yolo CULTIVATED; UC Davis Campus; Agronomy Experimental Areas; Forage Crops Nursery. Comment
  CAS-BOT-BC265927  Phalaris lemmonii L. R. Abrams 1928-5-8 12597 Yolo Between Woodland and Davis Comment
  RSA10437  Phalaris lemmonii C. B. Wolf 1928-5-8 2131 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
  UCD23212  Phalaris lemmonii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD36177  Phalaris lemmonii Beecher Crampton 1953-3-31 1050 Yolo 6 miles N of city of Winters, along railroad tracks at Arroz railroad siding. Comment
  UCD89017  Phalaris lemmonii R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  CAS-BOT-BC250678  Phalaris minor Doris K. Kildale 1928-5-8 5022 Yolo 4 miles north of Zamora Comment
  CAS-BOT-BC265943  Phalaris minor W. D. Hamilton 1946-4-19 s.n. Yolo 5 miles No. of Davis Comment
  SEINET219760 Image available Phalaris minor R. Eichner 1960-5-22 22 Yolo Davis University of California-Davis campus between Titus & Beckett Residence Halls Comment
  UCD88183  Phalaris minor P. Stern 1988-5-19 9 Yolo Davis. Between the Domes and Russell Park complex just W of UCD campus. Comment
  UCD89042  Phalaris minor A. A. Beetle 1942-6-1 3732 Yolo Davis. Comment
  UCD89043  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89048  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89050  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89067  Phalaris minor A. S. Crafts 1926-7-8 429 Yolo University Farm Campus, Davis. Comment
  UCD89170  Phalaris minor Beecher Crampton 1966-6-7 s.n. Yolo UC Davis. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCR220390  Phalaris minor Jean V. Shepard 2000-5-8 236 A Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, almost to east boundary of park, and south along fenceline 12 Comment
  CDA31219  Phalaris paradoxa M. Beyers 2010-5-12 454 Yolo Just east of County Road 87, along County Road 19 and an orchard drainage ditch here. 54 Comment
  HSC10576  Phalaris paradoxa Beecher Crampton 1958-5-19 4827 Yolo NW part of Davis. Comment
  JEPS72983  Phalaris paradoxa W. L. Jepson 1940-6-14 19962 Yolo just n Cache Creek (near Madison); just n of Cache Creek Comment
  UCD59385  Phalaris paradoxa Ellen Dean; Kate Mawdsley 2007-6-8 3859 a Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch below main loop road. Near dried stock pond and the small drainage that feeds it. 584 Comment
  UCD89633  Phleum pratense Clarence R. Quick 1970-7-8 70 29 Yolo Just south of house of Nettie M. Pylman, Merritt Island near Clarksbrug. Comment
  CDA11606  Phoradendron macrophyllum G. F. Hrusa, T. D. Wilfred 1994-1-29 11590 Yolo Putah Creek Riparian Reserve; Along Putah Creek in UC Putah Creek Reserve approx. 1 m W of University airport. Comment
  CDA22389  Phoradendron macrophyllum G. D. Barbe 1968-1-11 861 Yolo University of California campus, west of extension of Anderson Road, 1/4 miles south of Russell Boulevard, Davis. 0 Comment
  UC1078783  Phoradendron macrophyllum Job Kuijt 1958-4-20 1507 Yolo 5 mi. n. Guinda (at Cache Creek); Cache Creek Comment
  UCR118877  Phoradendron macrophyllum Beecher Crampton 1960-12-7 5812 Yolo Sacramento Valley, UC Davis campus. 15 Comment
  UCD102196  Phoradendron serotinum subsp. macrophyllum J. M. Tucker 1951-2-14 2023 Yolo Creek bank in arboretum, University of California, Davis. Comment
  UCD38980  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1960-12-7 5812 Yolo UC Davis campus. Comment
  SEINET13203089 Image available Phyla nodiflora George K. Helmkamp, Mary Alice Barnes 2013-1 20526 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  UCD41050  Phyla nodiflora Carol W. Witham 2003-8-8 981 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73125  Phyla nodiflora Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCR257076  Phyla nodiflora George K. Helmkamp, Mary Alice Barnes 2013-5-8 20526 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  JEPS84724  Phyla nodiflora var. nodiflora John W. Willoughby 1979-8-13 4421 Yolo fishing access along State Highway 128 about 1.2 mi nw junction of Hwy 128 and Pleasants Valley Rd (County Rd 86) (Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  UCD34967  Physalis acutifolia Beecher Crampton 1994-7-13 10270 Yolo Davis, 14th street. Comment
  UCD81555  Physalis acutifolia W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  UCD126763  Physalis lancifolia M. Ramos 1996-5-21 21 Yolo south side of Davis. 13 Comment
  UCD126781  Physalis philadelphica Orris Gibson 1966-6-30 s.n. Yolo on Fred Tadlock property just west of deep water channel and around 1/2 mile north of Southern Pacific railroad tracks, around 2.5 miles northwest of West Sacramento. Comment
  UCD34555  Picris echioides Beecher Crampton 1985-7-12 10000 Yolo Yolo County, Davis, along 4th street between University ave. and A street. Comment
  UCD147181  Pilularia americana Carol W. Witham 2003-4-11 932 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD94971  Pinus sabiniana Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of Bray creek. 82 Comment
  UCR188853  Pinus sabiniana George K. Helmkamp, E. A. Helmkamp 2007-9-17 12975 Yolo West edge of Sacramento Valley, Capay Valley, Brick Chimney Canyon; along County Road-78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay 113 Comment
  SEINET8060373 Image available Pinus sabiniana J. M. Tucker 1951-3-27 2064 Yolo near west end of arboretum, University of California, Davis, Yolo County, California. Comment
  SEINET240096  Piptatherum microcarpum E. Smith 338 Yolo UC Davis agronomy experimental area, plant introduction nursery, row B - 42 Comment
  UCD35416  Piptatherum miliaceum Beecher Crampton 1956-7-12 3703 Yolo Davis, banks of Putah Creek. Comment
  SEINET12766602  Pistacia chinensis Jean Shepard 1996-11-14 s.n. Yolo City of Davis, along 5th street near intersection with 'L' Street.; 0 Comment
  RSA0029039  Plagiobothrys Anonymous 1939-4-6 915 Yolo Putah Canyon. [county unspecified] Comment
  UCD35271  Plagiobothrys canescens Beecher Crampton 1955-4-14 2479 Yolo Yolo County; 7.5 miles west of Davis, Moon Ranch. Comment
  UCD82168  Plagiobothrys canescens J. Shepard 2001-3-16 390 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to 20 m west of DOD fence, thence south along path. 12 Comment
  UCD38432  Plagiobothrys canescens Beecher Crampton 1955-4-18 2504 Yolo Yolo County; 2 miles west of Winters. Comment
  UC1278096  Plagiobothrys canescens var. canescens Beecher Crampton 1955-4-11 2479 Yolo ca 7 mi w Davis; Moon Ranch Comment
  UCD161407  Plagiobothrys canescens var. canescens Craig Thomsen 2006-5-10 s.n. Yolo Raised flat adjacent to Hwy 16 across from Camp Haswell. 151 Comment
  UCD160099  Plagiobothrys fulvus var. campestris Emily Howard 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 170 Comment
  UCD37584  Plagiobothrys fulvus var. campestris Beecher Crampton 1955-4-14 2473 Yolo Yolo County, 7 miles west of city of Davis, Moon Ranch. Comment
  UCD36522  Plagiobothrys fulvus var. campestris Beecher Crampton 1954-4-15 1770 Yolo 2 miles west of city of Winters. Comment
  UCD120871  Plagiobothrys greenei Beecher Crampton 1967-4-12 7830 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD33155  Plagiobothrys greenei Beecher Crampton 1967-4-12 7830 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD120841  Plagiobothrys humistratus Robert E. Preston 1996-3-23 904 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  RSA589925  Plagiobothrys nothofulvus Michael A. Vincent, Robert M. Rhode 1996-3-30 7255 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD120992  Plagiobothrys stipitatus Fleur Ng'weno 1989-5-5 DQ 28 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD35741  Plagiobothrys stipitatus Beecher Crampton 1953-3-29 1043 Yolo 1.5 miles north of Davis. Comment
  CDA9633  Plagiobothrys stipitatus var. micranthus D. G. Kelch 2007-5-18 7 .33 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD23188  Plagiobothrys stipitatus var. micranthus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD56745  Plagiobothrys stipitatus var. micranthus Ellen Dean; M. Bibbo 2007-3-23 3437 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD73606  Plagiobothrys stipitatus var. micranthus Ellen Dean; Elizabeth Goebel 2008-4-7 4735 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD84323  Plagiobothrys stipitatus var. micranthus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR220404  Plagiobothrys stipitatus var. micranthus Jean V. Shepard 2000-4-13 131 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road. South of entrance road, past parking lots on the south side 12 Comment
  SBBG115674  Plagiobothrys stipitatus var. micranthus B. Crampton 1998-5-18 10360 Yolo ca. 2.5 mi N of Davis along county rd 29 just W of its jct with county rd 101A Comment
  UCD38840  Plagiobothrys stipitatus var. micranthus Beecher Crampton 1958-6-27 4990 Yolo Yolo County; along county road 99 about three miles northwest of Davis. Comment
  JEPS81235  Plagiobothrys stipitatus var. stipitatus L. R. Heckard and J. C. Hickman 1982-4-7 5831 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  UCD144445  Plagiobothrys stipitatus var. stipitatus Carol W. Witham 2003-4-7 876 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD164874  Plagiobothrys stipitatus var. stipitatus Henry House 1995-5-24 1995- 20 Yolo about 2 km ESE of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD21278  Plagiobothrys stipitatus var. stipitatus J. Shepard 2000-5-1 170 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD124421  Plantago elongata J. M. Tucker 1951-3-25 2057 Yolo adjacent to railroad to Woodland, 1.1 miles north of Davis. Comment
  UCD35488  Plantago elongata Beecher Crampton 1957-4-4 3916 Yolo Yolo County; ca. six miles northeast of Davis, along County Road 103. Comment
  CHSC100183  Plantago erecta John Dittes 2007-5-6 1450 Yolo Inner North Coast Range; Vaca Mountains (eastern edge); Audubon Bobcat Ranch; ca.4.0 air miles west by northwest of Winters, ca. 4.1 air miles northeast of Monticello Dam, ca., 0.6 air mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  JEPS20850  Plantago erecta B. Crampton 1953-3-30 1045 Yolo about 9 mi w Dunnigan (Durst Ranch) Comment
  UCD160100  Plantago erecta Emily Howard 2015-4-12 3 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 176 Comment
  UCR148781  Plantago erecta Beecher Crampton 1953-3-30 1045 Yolo 8 mi west of Dunnigan, Durst Ranch 63 Comment
  UCD124481  Plantago erecta E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCR118885  Plantago major Beecher Crampton 1961-10-25 6055 Yolo Sacramento Valley, 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. 15 Comment
  UC1221773  Plectritis macrocera Beecher Crampton 1958-4-21 4710 Yolo 2.7 mi nw of Rumsey (above Cache Creek, along State Highway 16); State Highway 16 Comment
  UCD56724  Plectritis macrocera Ellen Dean; M. Bibbo 2007-3-23 3416 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  SEINET14400438  Plectritis macrocera Unknown 1938-5-6 694 a Yolo Yolo County Comment
  SEINET780323  Plectritis macrocera Joseph Andorfer Ewan 1934-3-18 8683 Yolo Very abundant on steep grassy slope, blue oak association, side canyons of Patch Creek, 8 miles above Winters Comment
  UCD147300  Pleuropogon californicus Carol W. Witham 2003-4-11 941 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD90150  Pleuropogon californicus var. californicus Beecher Crampton 1966-4-19 7652 Yolo 1/4 mile south of Saxon Station. Comment
  UCD92177  Poa Beecher Crampton 1954-4-5 1753 Yolo 3 miles west of Winters. Comment
  RSA563487  Poa annua D. Charlton 1990-3-6 4155 Yolo SW of UC Davis, frontage RD off HWY 80 15 Comment
  SEINET218338 Image available Poa annua G. R. Williams 1961-2-19 5 Yolo In orchard ca 0.25 mi W of sewage disposal plant U of California Campus Davis Comment
  UCD147301  Poa annua Carol W. Witham 2003-4-11 946 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73599  Poa annua Ellen Dean; Elizabeth Goebel 2008-4-7 4731 a Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD90335  Poa annua Beecher Crampton 1962-7-26 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCD90340  Poa annua Beecher Crampton 1956-2-7 3216 Yolo Yolo County, city of Winters eastern city limits. Comment
  UCR119155  Poa bulbosa Beecher Crampton 1961-4-3 5848 Yolo Sacramento Valley, City of Davis. Southern Pacific railroad station. 15 Comment
  UCD39943  Poa pratensis Beecher Crampton 1961-4-10 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, row B-14. Comment
  UCD91853  Poa pratensis E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UCD91898  Poa pratensis Beecher Crampton 1966-5-5 s.n. Yolo Plant Introduction Nursery, Agronomy Experimental Area, UC Davis Campus. Comment
  UCD91921  Poa pratensis P. H. Lehigh 1950-5-14 s.n. Yolo Davis. Comment
  SEINET11695799  Poa secunda Unknown 1953-3-23 1017 Yolo 6 mi W of Winters, Putah Canyon Comment
  UCD92109  Poa secunda subsp. secunda M. Wiesendanger 1927-4-29 616 Yolo Esparto. Comment
  UCD91989  Poa sinaica M. Nazir Sankary 1971-5-15 s.n. Yolo Davis. In field near Botany Department greenhouses, UC Davis campus. Comment
  UCD91990  Poa sinaica M. Nazir Sankary 1971-5-15 s.n. Yolo Davis. In field near Botany Department greenhouses, UC Davis campus. Comment
  UCD41036  Poa trivialis Carol W. Witham 2003-4-26 968 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SDSU21412  Pogogyne douglasii Carol Witham 2015-5-8 1473 Yolo CDFW Ranch. Vernal pool approximately 230 meters sautheast of junction of roads 38 and 105. Comment
  UCD23193  Pogogyne douglasii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD84314  Pogogyne douglasii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD33975  Pogogyne douglasii Beecher Crampton 1975-6-11 9214 Yolo 1/4 mile south of Saxon Station. Comment
  UCD125478  Pogogyne zizyphoroides Carol W. Witham 2003-4-7 892 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET5728967 Image available Polygonum aviculare Jeffrey Lowe 1967-1 8 Yolo ca. 100 yards behind administration Building, University of California; Davis 15 Comment
  UCD59384  Polygonum aviculare subsp. depressum Ellen Dean; Kate Mawdsley 2007-6-8 3859 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch below main loop road. Near dried stock pond and the small drainage that feeds it. 584 Comment
  CDA21291  Polygonum lapathifolium G. F. Hrusa, C. & E. Dogwin 2007-10-18 17078 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood. 3 Comment
  RSA97518  Polygonum patulum Beecher Crampton 1952-10-27 881 Yolo Yolo County: Depression along the railroad, alkaline soil, 3 miles N of Davis Comment
  RSA518878  Polygonum punctatum Barbara J. Ertter 1988-10-21 799 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
Read comments Aug 31 2012
  UCD47762  Polypodium calirhiza A. Laffin; S. Holck and A. Randall 2002-4-13 7 Yolo Yolo County, Mclaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs to Rayhouse Rd. and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, Along S side of running stream where road travels east-west for a short distance, ca. 11 yds. From the N side of the road. 488 Comment
  SACT002110  Polypogon interruptus John Willoughby 1976-7-29 Yolo at fishing access, moist ground, riparian woodland Comment
  UCD51650  Polypogon interruptus Collector unknown Fall 1941 Yolo probably about Davis. Comment
  UC1153921  Polypogon maritimus Beecher Crampton 1957-5-14 4023 Yolo 1.3 mi w Zamora Comment
  UCD91181  Polypogon maritimus Beecher Crampton 1957-5-14 4023 Yolo 1.3 miles west of Zamora. Comment
  CAS-BOT-BC232560  Polypogon monspeliensis Clarence R. Quick 1970-5-31 70 -16 Yolo Over yard and at edges of garden, Nettie M. Pylman, Merritt Island near Clarksburg Comment
  UCD141687  Polypogon monspeliensis Ellen Dean; M. Taylor 2013-6-19 7800 Yolo Along Putah Creek by Los Rios Farms between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the intersection of County Roads 35 and 106. These plants were found in, or near, LRF Plot 3E of the Putah Creek vegetation survey. 6 Comment
  UCD21265  Polypogon monspeliensis J. Shepard 2000-4-30 155 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on the south side, past parking lots in field. 12 Comment
  UCD36112  Polypogon monspeliensis Beecher Crampton 1952-11-1 905 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD37198  Polypogon monspeliensis Beecher Crampton 1958-5-28 4839 Yolo Yolo County, city of Davis. Comment
  UCD91296  Polypogon monspeliensis Beecher Crampton 1958-5-28 4840 Yolo North Davis. Comment
  UCD69404  Populus alba J. Shepard 1997-10-24 s.n. Yolo City of Davis, UC Davis Campus, courtyard of Robbins Hall. Very large tree. Comment
  UCD80979  Populus fremontii Angelica Sauceda; Ellen Dean, Clare Loughran 2009-4-26 3 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon near creek crossing. 77 Comment
  UCR115043  Populus fremontii G. Fred Hrusa, T. D. Wilfred 1995-4-12 12065 Yolo Sacramento Valley, along Tule Canal immediately north [=west] of Sacramento River at Interstate 5 crossing 75 Comment
Read comments Oct 9 2010
  UCD110638  Populus fremontii subsp. fremontii H. B. Nidever 1951-5-25 25 Yolo 1 mile west of Cannon Ball, Putah Canyon. Comment
  UCD34631  Populus fremontii subsp. fremontii Beecher Crampton 1986-9-23 10077 Yolo Yolo County, Putah Creek south of University airport. Comment
  UCSC001854  Potamogeton pectinatus J. E. Roadhouse 2007-4-15 1 Yolo Moores Ditch Comment
  UCD113974  Poterium sanguisorba D. H. Hartmann 1941-6-28 s.n. Yolo Davis, near Agronomy plots. Comment
  RSA0005578  Proboscidea louisianica John H. Thomas 1960-8-30 8869 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  JEPS21898  Proboscidea louisianica subsp. louisianica Malcolm A. Nobs and S. Galen Smith 1949-7-18 1005 Yolo n Winters; Alkaline Grasslands of the San Joaquin Valley, Sacramento Comment
  UCD122132  Proboscidea louisianica subsp. louisianica W. W. Robbins 1932-6-27 s.n. Yolo University Farm, Davis. Comment
  LA26130  Prosopis glandulosa var. torreyana W. R. Russell; 1957-7-22 sn Yolo In neglected yard in central part of town, Winters Comment
  SEINET10773928  Prunus Stephanie Frischie 2000-9-30 Frischie 93 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10771514  Prunus dulcis Stephanie Frischie 2000-10-7 Frischie 128 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD168492  Pseudognaphalium californicum Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9282 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Southeast-facing rock face above Bray Canyon. Area has burned three times in past three years. 233 Comment
  JEPS84601  Pseudognaphalium luteoalbum John W. Willoughby 1979-8-13 4429 Yolo 1.2 mi nw of the junction with County Road 86, along fishing access Highway 128; Vaca Mountains, Putah Creek 60 Comment
  RSA10435  Psilocarphus brevissimus C. B. Wolf 1928-5-8 2133 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
  RSA52121  Psilocarphus brevissimus A. A. Heller, H. E. Brown 1902-4-30 5424 Yolo Near Black's. Comment
  UCD135307  Psilocarphus brevissimus Carol W. Witham 2003-4-7 896 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD37917  Psilocarphus brevissimus Beecher Crampton 1962-5-1 6363 Yolo 0.25 mile south of Saxon Station, at junction of County Roads 106 and 38. Comment
  UCD73118  Psilocarphus brevissimus Ayzik Solomeshch 2003-5-31 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD84317  Psilocarphus brevissimus var. brevissimus Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR220389  Psilocarphus brevissimus var. brevissimus Jean V. Shepard 2000-5-8 233 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, almost to east boundary of park - Air Force Installation - and south along narrow track 12 Comment
  UCD21267  Psilocarphus oregonus J. Shepard 2000-4-30 157 a Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots in field. In and between a rutted dirt track going south. 12 Comment
  UCD73617  Psilocarphus oregonus Ellen Dean; Elizabeth Goebel 2008-4-7 4744 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCR212348  Psilocarphus oregonus Ayzik Solomeshch 2003-6-1 s.n. Yolo Dept. of Fish and Game, Glide Tule Ranch, about 8 miles SE of Davis 66 Comment
  UCD34980  Psilocarphus tenellus Beecher Crampton 1996-4-22 10338 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  SEINET5715504 Image available Pteris tremula Bijan Dehgan 1972-1 s.n. Yolo Weedy in Botany Greenhouse, University of California campus, Davis.; Univ. of California, Davis Comment
  SBBG698  Puccinellia nutkaensis A. A. Beetle -- 4727 Yolo 5 mi SE of Woodland Comment
  UCD36253  Puccinellia nutkaensis Beecher Crampton 1953-5-5 1207 Yolo Yolo County, 6 miles north of city of Davis, on Road 102. Comment
  UCD93361  Puccinellia nutkaensis Beecher Crampton 1953-5-5 1207 Yolo Yolo County, 6 miles north of city of Davis, on Road 102. Comment
  UCD33968  Puccinellia nuttalliana Beecher Crampton 1975-6-4 9205 Yolo Yolo County, 1 mile north on county road 103 from its junction with county road 27. Comment
  UCD34247  Puccinellia nuttalliana Beecher Crampton 1978-6-26 9604 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD93434  Puccinellia nuttalliana R. Tofsrud 1947-5-13 s.n. Yolo Woodland Air Park. Comment
  SD180611  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo 1.5 miles north of city of Davis, alkali flats Comment
  UCD141581  Puccinellia simplex Ellen Dean 2013-4-19 7700 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation along ca. 50 ft. of roadside, in a sea of roadside weeds. 10 Comment
  UCD36100  Puccinellia simplex Beecher Crampton 1952-10-27 878 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCD92229  Puccinellia simplex Beecher Crampton 1960-3-10 5480 Yolo 2 miles north of Davis. Comment
  UCD92240  Puccinellia simplex Beecher Crampton 1973-6-22 8960 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD92251  Puccinellia simplex R. Tofsrud 1949-4-1 s.n. Yolo Near Davis dump. Comment
  UCR118985  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo Sacramento Valley, 1.5 miles north of city of Davis. 15 Comment
  HSC10883  Puccinellia simplex J. V. Lenz 1947-4-24 Yolo North of Davis Comment
  SEINET10890763  Punica granatum Stephanie Frischie 2000-10-7 Frischie 123 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10773907  Pyrus Stephanie Frischie 2000-10-7 Frischie 106 Yolo Davis Farmers' Market, Davis, CA. Comment
  HSC24340  Quercus X morehus J. P. Smith, J. O. Sawyer 1972-2-20 5067 Yolo 3 mi E of Solano Co. line along Putah Creek Comment
  SBBG104700  Quercus X morehus V. C. Forcella 1987-11-22 Yolo St Hwy 16, a few mi N of Guinda Comment
  SACT002599  Quercus agrifolia J. Tucker 1958-4-26 Yolo Tree 35-40 feet tall, off northwest corner of Agricultyral Engineering Building, University of California Davis Campus Comment
  UCD164519  Quercus berberidifolia Craig D. Thomsen 2006-8-16 2706 Yolo Camp Haswell County Park. 182 Comment
  UCD56695  Quercus berberidifolia Ellen Dean 2006-10-27 3304 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. 640 Comment
  UCD72435  Quercus berberidifolia Ellen Dean 2008-4-25 4860 Yolo Tuleyome Ireland Ranch, central part of ranch, near east end of path that has been cut into chaparral to access southwest part of ranch. 617 Comment
  UCD45649  Quercus douglasii D. Q. Cavagnaro 1963-10-18 222 Yolo Beside road across fence from apricot orchard. Elevation 50 feet; 2 miles west of Winters, Yolo County, California. 15 Comment
  UCD73672  Quercus douglasii Ayzik Solomeshch 2004-5-1 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  CDA11240  Quercus lobata G. F. Hrusa, T. D. Wilfred 1994-4-9 11737 Yolo University of California, Davis: Putah Creek Riparian Reserve. Approximately 1/2 m. W of Hopkins Rd. terminus. Comment
  SACT002669  Quercus lobata S. Gossard 1974-5-2 Yolo Waldorf School, American River Woodland. Comment
  SACT002670  Quercus lobata S. Gossard 1974-5-2 Yolo Waldrof School, American River, Woodland Comment
  UCD14598  Quercus lobata Wendy Weber 1989-6-10 24 Yolo California, Yolo Co.; Davis, at the east end of Loyola Road, 1/4 mile north along a drainage ditch, near 'Anderson Ranch'; 13 Comment
  UCD34166  Quercus lobata Beecher Crampton 1977-6-16 9503 Yolo county road 32, 1 mile west of the Fairfield school. Comment
  UCD34192  Quercus lobata Beecher Crampton 1977-10-8 9542 Yolo Yolo County, Putah Creek Canyon, Vaca Mtns., Hwy. 128, slope above Putah Creek. Comment
  UCD73087  Quercus lobata Ellen Dean; Plant Biology 102 students 2008-4-6 4710 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Entrance to Bray Canyon, ca. 100 ft from Hwy 128. 57 Comment
  UCD47275  Quercus shumardii Don K. Sexton 1955-10-16 s.n. Yolo Interstate 80, N. of Davis, Calif. Comment
  UCD47277  Quercus shumardii Don K. Sexton 1955-10-16 90 #5 Yolo Highway 40, center strip, just south of State Forest Nursery, north of Davis, California. Comment
  SEINET6693926 Image available Quercus suber J. M. Tucker 1965-1 3819 Yolo West Quad, Univ. of California Davis. Comment
  SEINET6696108 Image available Quercus suber J. M. Tucker 1965-1 s.n. Yolo Davis campus, Davis. Comment
  UCD73615  Quercus wislizeni Ellen Dean; Elizabeth Goebel 2008-4-7 4742 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, near Dry Creek road crossing. 76 Comment
  UCD38972  Rafinesquia californica Beecher Crampton 1961-5-22 5875 Yolo 5 miles west of Winters along State Hwy. 128. Comment
  UCD160157  Ranunculus aquatilis var. diffusus Aaron Goodman 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  CAS-BOT-BC378912  Ranunculus californicus var. californicus W. D. Hamilton 1946-3-24 7323 Yolo Davis Comment
  UC118180  Ranunculus canus J. W. Blankinship 1893-4-15 Yolo Capay Comment
  UCD95801  Ranunculus canus K. Esau 1937-4-22 s.n. Yolo Davis-Winters Highway. Comment
  UCD95802  Ranunculus canus H. T. Hartmann 1942-3-30 s.n. Yolo 5 miles east of Winters. Comment
  RSA82832  Ranunculus hebecarpus R. B. Griffith 1949-4-11 17 Yolo Yolo County: E of Cache Creek, 5.5 miles N of Rumsey Comment
  UC118246  Ranunculus hebecarpus J. W. Blankinship 1893-4-15 Yolo Capay Comment
  UCR118889  Ranunculus hebecarpus Beecher Crampton 1953-4-9 1067 Yolo Sacramento Valley, 2.5 miles west of city of Winters, along road 87 46 Comment
  UCD56709  Ranunculus occidentalis Ellen Dean; M. Bibbo 2007-3-23 3402 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD22456  Raphanus Joe Di Tomaso 2003-7-15 s.n. Yolo University Farm. Grass flats, Field A. Comment
  CDA37070  Raphanus sativus CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SEINET11261085  Raphanus sativus Larry Reynolds 1984-5-5 3 Yolo Putah Creek at Pedrick Raod.; 0 Comment
  UCD15497  Raphanus sativus Larry Reynolds 1984-5-5 3 Yolo Putah Creek at Pedrick Road. 21 Comment
  UCD56761  Rhamnus ilicifolia Ellen Dean; M. Bibbo 2007-3-23 3453 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  POM136583  Rhamnus tomentella subsp. tomentella C. F. Baker 1903-5-7 3071 Yolo Rumsey. Comment
  SBBG4069  Rhus aromatica H. E. Cott 1949-5-21 122 Yolo Putah Cyn, ca. 2.5 mi from cyn mouth Comment
  UCD47775  Rhus aromatica Ryan Knox; E. McDermott, G. Walden 2002-4-13 4 Yolo Napa Co., Mclaughlin Natural Reserve, from old town of Knoxville travel 0.4 miles south, turn west along Berryessa-Knoxville Rd. and continue 0.7 miles. Collected on south side of road, near Knoxville Creek. 434 Comment
  SEINET4178239 Image available Rhus diversiloba Neil A. Harriman 1988-1 18610 Yolo Along Putah Creek beside state route 128 below Berryessa Lake, at Fishing Area #5. Comment
  RSA783300  Rhus trilobata R. R. Halse 2010-3-21 7831 Yolo Along State Hwy 16 ca. 7.6 miles S of its junction with State Hwy 20 or 5.7 miles NW of Rumsey. 180 Comment
  UC629764  Rhus trilobata Annetta Carter 1938-5-7 1369 Yolo 3.6 mi n Rumsey (Cache Creek Canyon); Cache Creek Canyon 152 Comment
  POM257185  Rhus trilobata var. pilosissima Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey 152 Comment
  RSA140273  Rhus trilobata var. pilosissima Jill S. Miller 1959-4-20 5 Yolo Cache Creek Canyon, 6 miles northwest of Rumsey, State Highway 16 Comment
  UCD102287  Ribes malvaceum C. H. Beardslee 1937-2-15 s.n. Yolo Putah Canyon. Comment
  UCD59354  Ribes malvaceum Ellen Dean; Kate Mawdsley 2007-5-11 3778 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  UCD168418  Rigiopappus leptocladus Ellen Dean; M. Hoshovsky 2017-4-18 9331 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern part of ranch northwest of ranch headquarters; ridge northeast of Rattlesnake Rock. Area has burned three times in the past three years. 264 Comment
  CAS-BOT-BC278747  Rivina humilis Eva Bayon 2012-10-29 3009 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  CAS-BOT-BC341013  Robinia pseudoacacia J. H. Thomas 1960-8-30 8872 A Yolo About 5 miles south of Winters along highway to Vacaville Comment
  SEINET11133087 Image available Robinia pseudoacacia Joyce Fetter 1962-1 Yolo Near intersection of Russell Boulevard and California Avenue. Davis. Comment
  CAS-BOT-BC74440  Rorippa curvisiliqua Roxana Stinchfield 1916-6-25 318 Yolo In Buckeye Creek bed near Tule. Comment
  CAS-BOT-BC74441  Rorippa curvisiliqua Lowell Ahart 1979-8-1 s.n. Yolo At the bridge across Slate Creek. 900 Comment
  CAS-BOT-BC146359  Rosa Beecher Crampton 1987-4-25 10095 Yolo Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis Comment
  CHSC83206  Rosa californica Beecher Crampton 1987-4-25 10095 Yolo Yolo County, Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis. Comment
  UCD19507  Rosa californica Terry Reedy 1974-5-7 203 Yolo Davis; ditch along County Road 32, .25 mile east of eastern boundary. 21 Comment
  UCD70460  Rosa californica M. Thibodeau 1995-5-21 5 Yolo Davis, N of Putah Creek. UC Davis Reserve at Russell Ranch. 17 Comment
  CAS-BOT-BC146874  Rosa rubiginosa Beecher Crampton 1986-11-5 10078 Yolo Solano County border, ca. 3 miles S.E. of Davis, Mace road crossing at south fork of Putah Creek Comment
  UCD21529  Rostraria cristata Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. Comment
  UCD89709  Rubus armeniacus Lindsay Clark 2008-6-16 DVS 3 Yolo In overgrown garden south of Orchard Park Apartments, UC Davis campus just east of 113. 16 Comment
  UCD59394  Rubus ursinus Ellen Dean; Kate Mawdsley 2007-6-8 3867 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch Crooker Springs, and drainage leading upsream from it. 337 Comment
  UCD91399  Rubus ursinus Lindsay Clark 2008-6-16 DVS 2 Yolo In overgrown garden south of Orchard Park Apartments, UC Davis campus just east of Route 113. 16 Comment
  JEPS84657  Rumex conglomeratus John W. Willoughby 1976-7-29 1824 Yolo about 1.2 mi nw State Hwy. 128 and County Rd 86 (Pleasants Valley Rd) jct (at fishing access along State Hwy 128, near Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  UCD23200  Rumex conglomeratus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD80935  Rumex conglomeratus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5338 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  UC452563  Rumex crispus Tracy J. Storer 1912-6-27 Yolo Rumsey Comment
  UCD141682  Rumex crispus Ellen Dean; M. Taylor 2013-6-19 7798 Yolo Along Putah Creek by Los Rios Farms between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the intersection of County Roads 35 and 106. These plants were found in, or near, LRF Plot 3E of the Putah Creek vegetation survey. 6 Comment
  UCR235430  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18777 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  SEINET4199900  Rumex crispus Schank 1959-3-28 s.n. Yolo 10 mi N of Davis on a back country road 15 Comment
  UCD101308  Rumex hymenosepalus Beecher Crampton 1959-5-18 s.n. Yolo UC Davis: Agronomy Experimental Areas, Davis campus. Comment
  UCD101359  Rumex occidentalis R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. Comment
  UCD81042  Rumex pulcher Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5584 a Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. East side of drainage pond. 9 Comment
  UCD73680  Rumex salicifolius Chris Mosser; Plant Biology 102 students 2008-5-3 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. Found on west-facing slope on the east bank of Bray Creek. 100 Comment
  UCD77979  Rumex stenophyllus Robert E. Preston 1998-5-3 1099 Yolo U. C. Davis campus, in fields on E side of Veterinary Hospital 17 Comment
  UCSB31252  Sabal texana Vernon I. Cheadle 1958-8-13 G 513 Yolo collected in the Botany Department Greenhouse of the University of California, Davis Botany Dept. Greenhouse Comment
  CDA19779  Saccharum ravennae J. Chesi 2001-8-11 s.n. Yolo Northern California; Route 16 mile marker 3.22, E side of road in water seepage area along Cache Creek. 6-7 ft tall, common in area. 0 Comment
  CDA19781  Saccharum ravennae J. Chesi 2001-8-11 s.n. Yolo Northern California; Route 16 mile marker 3.75 under bridge crossing Cache Creek. 6-7 ft tall, common along creek and seepages. 0 Comment
  UCD73707  Sagina apetala Ayzik Solomeshch 2004-6-15 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  CHSC79155  Salicornia subterminalis B. Crampton 1952-11-4 908 Yolo About 1.5 miles east of Woodland. Comment
  RSA735363  Salix Keith E. Hoffmaster 1946-4-13 1237 Yolo Putah Canyon. Comment
  UCD41073  Salix babylonica Carol W. Witham 2003-8-8 1004 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC129705  Salix bonplandiana Gordon H. True 1968-8-6 4575 Yolo Edge of roadside ditch, Hungry Hollow on Dunnigan-Winters Highway, 7 miles sough of [Dinnigan] Dunnigan 30 Comment
  SBBG50696  Salix breweri A. Wheaton 1962-4-23 27 Yolo near St Hwy 128, ca. 1.5 mi W of jct with Pleasants Valley Rd Comment
  UC1786432  Salix breweri Edward L. Smith 1966-4-8 721 Yolo Putah Canyon near Solano/Yolo county line. Comment
  UC1786433  Salix breweri Edward L. Smith 1966-4-8 722 Yolo Putah Canyon near Solano/Yolo county line. Comment
  UCR19793  Salix breweri Mike McCloskey 1974-7-4 s.n. Yolo 8 mi west of Winters along Putah Creek Comment
  CDA12893  Salix exigua G. F. Hrusa 1996-3-25 12699 Yolo Central Valley; S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  UCD110900  Salix exigua Cay Collette 1975-5-31 20 Yolo Knight's Landing. 10' from Sacramento River. 15 Comment
  UCD20589  Salix exigua E. Dean; with M. Bibbo 2002-7-5 1132 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 1.8 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 457 Comment
  UCD34626  Salix exigua Beecher Crampton 1986-9-10 10072 Yolo Yolo County, 1/2 mile north of Capay, north edge of Cache Creek. Comment
  UCD80981  Salix exigua Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. Near the first Ceek crossing along old road. 77 Comment
  UCR146300  Salix exigua Beecher Crampton 1987-3-31 10091 Yolo 6.5 mi west of Winters along Putah Creek Comment
  UCD22644  Salix exigua var. stenophylla Joseph Laferriere 1982-5-7 42 Yolo Alpha Phi Omega picnic grounds, south of UC Davis airport on Putah Creek. 12 Comment
  CAS-BOT-BC132730  Salix fluviatilis Beecher Crampton 1987-4-25 10096 Yolo Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis Comment
  CAS-BOT-BC104024  Salix gooddingii H. K. Wagnon 1983-4-25 1715 Yolo West Sacramento near the locks along Sacramento River Comment
  CAS-BOT-BC104029  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  CDA12891  Salix gooddingii G. F. Hrusa 1996-3-25 12697 Yolo Central Valley; Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  CDA9625  Salix gooddingii D. G. Kelch 2007-5-18 7 .317 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  SEINET3828559  Salix gooddingii George K. Helmkamp, E. A. Helmkamp 2012-1 18783 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland (Madison 7.5') 65 Comment
  UCD13191  Salix gooddingii Kitty Dooley 1976-5-14 58 Yolo Yolo Co. On S side of rd 93A in irrigation canal. 2.6 mi E of rd 32. Elev. 50 ft. 15 Comment
  UCD80934  Salix gooddingii Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5337 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. SE corner of drainage pond near old rodeo area. 9 Comment
  CAS-BOT-BC228572  Salix laevigata Beecher Crampton 1986-9-3 10060 Yolo Ca. 3.5 miles N.W. of Davis, Dry Slough and road 99 Comment
  SBBG1234  Salix laevigata Milton Workman 1953-3-21 16 Yolo Putah Crk near rodeo arena, University of California, Davis 12 Comment
  SBBG1235  Salix laevigata Milton Workman 1953-3-21 14 Yolo Putah Crk bank, near rodeo arena, University of California, Davis Comment
Read comments Jun 12 2008
  UCD111132  Salix laevigata Jack Maze 1963-4-27 20 Yolo Along Putah Creek, State Highway 128, 3/4 mile east of Recreation Beach. Comment
  UCD59357  Salix laevigata Ellen Dean; Kate Mawdsley 2007-5-11 3781 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  CAS-BOT-BC227866  Salix lasiandra Beecher Crampton 1986-9-3 10062 Yolo 4 miles N.W. of Davis, Willow Slough and road 99 Comment
  CAS-BOT-BC106977  Salix lasiolepis Beecher Crampton 1987-3-31 10088 Yolo 6.5 miles west of Winters along Putah Creek Comment
  CAS-BOT-BC304416  Salix lasiolepis George K. Helmkamp; E. A. Helmkamp 2012-3-9 18609 Yolo Sacramento Valley: East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  RSA794004  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2012-3-9 18609 Yolo East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  UCR148146  Salix lasiolepis Beecher Crampton 1986-8-26 10053 Yolo c. 5-6 mi west of Winters along Putah Creek, public access area Comment
  SBBG115919  Salix lucida subsp. lasiandra B. Crampton 1986-9-10 10073 Yolo 0.5 mi N of Capay, N edge of Coche Crk Comment
  UCR118795  Salix lucida subsp. lasiandra Beecher Crampton 1986-9-3 10064 Yolo Sacramento Valley, 3.5 miles southeast of Woodland, Willow Slough and road 103. 15 Comment
  UCD34619  Salix melanopsis Beecher Crampton 1986-9-4 10065 Yolo Yolo County, Solano County border, Mace road crossing at south fork of Putah Creek ca. 3 miles S.E. of Davis. Comment
  UCD162439  Salpichroa origanifolia Frank Thomas 1935-10-10 s.n. Yolo Esparto. Comment
  CAS-BOT-BC403783  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Davis. Vacant lot along G st. between 5 and 6 streets Comment
  UCD162400  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 s.n. Yolo Davis, northwest corner of 5th and G streets. Comment
  UCD21313  Salsola tragus J. Shepard 2000-5-20 260 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Past parking lot on north side of entrance road. Growing in mounds of soil used as backstops for archery targets. 12 Comment
  UCD21347  Salsola tragus J. Shepard 2000-10-24 346 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. East of first parking lot on south side. 12 Comment
  JEPS15255  Salvia carduacea Rimo Bacigalupi with S. Galen Smith 1950-4-16 3127 Yolo about 5 mi nw Rumsey (at bend in Cache Creek Canyon; at Yolo - Colusa County boundary, e edge of Inner North Coast Ranges); Inner North Coast Ranges Comment
  CAS-BOT-BC245830  Sambucus nigra subsp. caerulea Clarence R. Quick 1970-5-21 70 -14 Yolo Merritt Island near Clarksburg Comment
  HSC95462  Sambucus nigra subsp. caerulea M. Thibodeau 1995-5-24 21 Yolo Along Putah Creek at UC Davis picnic grounds, N side of creek. 17 Comment
  UCD13193  Sambucus nigra subsp. caerulea Steven Scardaci 1976-4-28 26 Yolo Davis. 100 ft from the intersection of Russell Blvd. and La Rue Rd. Comment
  UCD137197  Sambucus nigra subsp. caerulea P. B. Kaufman 1950-5-9 38 Yolo Arboretum, University of California campus, Davis. Comment
  UCD137618  Sambucus nigra subsp. caerulea A. S. Crafts 1926-6-1 163 Yolo University Farm Campus, Davis. Putah Creek. Comment
  UCD20861  Sambucus nigra subsp. caerulea N. Nicola 2001-2-5 78 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD58069  Sanicula bipinnata Ellen Dean; K. Mawdsley 2007-4-6 3609 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 507 Comment
  UCD63067  Sanicula bipinnata Ellen Dean 2008-4-9 4776 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. Above stockpond. 595 Comment
  UCR131636  Sanicula bipinnata Beecher Crampton 1978-3-16 9545 Yolo Sacramento Valley, 2 miles west of Winters 46 Comment
  RSA589919  Sanicula bipinnatifida Michael A. Vincent, Robert M. Rhode 1996-3-30 7264 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  SEINET11155872  Sanicula bipinnatifida Unknown 1967-3-17 s.n. Yolo Near Winters. Comment
  UCD56747  Sanicula bipinnatifida Ellen Dean; M. Bibbo 2007-3-23 3439 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  SEINET5744984 Image available Sanicula bipinnatifida Adair Wheaton 1962-1 15 Yolo In pasture at roadside; Pleasants Valley Road, 0.4 mile S of junction with State Hwy 128 and 4 miles W of Winters.; Winters Comment
  UCD47840  Sanicula crassicaulis A. Laffin; A. Randall, S. Holck 2002-4-13 20 Yolo Yolo Co, McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Spring and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 9 yards from north side of road. Ca. 1600 ft. 457 Comment
  UCD62873  Sanicula crassicaulis Chris Mosser; Plant Biology 102 students 2008-5-3 3 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 100 Comment
  RSA0048658  Sanicula menziesii Keith E. Hoffmaster 1946-4-13 1258 Yolo Putah Can. Comment
  UC764896  Saxifraga californica R. F. Hoover 1938-3-12 2845 Yolo Cache Creek Canyon near Rumsey; Cache Creek Canyon Comment
  CHSC83200  Schoenoplectus acutus var. occidentalis Charles F. Battaglia 1998-5-17 12 Yolo Two miles north of Covell Blvd., on Pole Line Rd. at Willow Slough; just north of city of Davis. In reference to bridge crossing slough on Pole Line Rd., site is on northwest side, where terrace, 40 ft. wide, runs parallel with channel. 15 Comment
  UCD41078  Schoenoplectus acutus var. occidentalis Carol W. Witham 2003-8-8 1009 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD149345  Schoenoplectus americanus Collector Unknown 1925-6-1 s.n. Yolo Causeway. 4 Comment
  RSA733705  Scrophularia californica Keith E. Hoffmaster 1946-3-29 1253 Yolo Putah Canyon, near cannon-ball Comment
  UCD124839  Scrophularia californica Gary W. Sanderson 1960-4-13 253 Yolo Cache Creek Basin, State Highway 16, ca. 5 miles northwest of Rumsey. Comment
  UCD41137  Scutellaria tuberosa D. Lowry 2002-4-23 192 Yolo Eastern foothills of inner north coast range, Capay Valley. Ranch near Rumsey. Comment
  UCD92571  Secale cereale Collector unknown 1925-5-9 2108 Yolo Davis. Comment
  SACT002076  Secale cereale 1925-5-9 Yolo No collectors/determiner listed. Comment
  UCD135826  Senecio vulgaris Ogden C. Riddle 1942-3-1 1 Yolo near greenhouses, Davis campus. Comment
  UCD20792  Senecio vulgaris N. Nicola 2001-3-14 008 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCR235431  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2012-4-17 18778 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  CAS-BOT-BC364703  Senecio vulgaris Beecher Crampton 1977-3-2 9449 Yolo Davis Comment
  CAS-BOT-BC364705  Senecio vulgaris Roxana S. Ferris 1917-4-20 700 Yolo Near Dunnigan Comment
  CAS-BOT-BC364706  Senecio vulgaris Clarence R. Quick 1971-3-22 71 -4 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  RSA562289  Senecio vulgaris D. Charlton 1990-3-3 4169 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  UCD133860  Senecio vulgaris Beecher Crampton 1977-3-2 9449 Yolo Davis. Comment
  UCD135821  Senecio vulgaris P. B. Kaufman 1950-3-18 8 Yolo Davis. UC Davis. Comment
  SEINET8057877 Image available Sequoia sempervirens June McCaskill 1955-1 382 Yolo East side of water tower at west end of Temporary Building 4, University of California, Davis Comment
  UCD108486  Sesbania herbacea L. D. Davis 1950-8-1 s.n. Yolo About 2 miles south of Knights Landing. Comment
  UCD19375  Sesbania punicea E. Dean 2001-8-1 880 Yolo City of Davis. 2550 Sycamore Lane, Dos Pinos Housing Cooperative, courtyard of unit 3B. 15 Comment
  SBBG115366  Setaria parviflora B. Crampton 1965-7-27 7474 Yolo ca. 2.5 mi NNW of Davis on US Hwy 99 Comment
  UCD32955  Setaria parviflora Beecher Crampton 1965-7-27 7474 Yolo Yolo County, 2.5 miles N.N.W. of Davis on US Hwy. 99. Comment
  UCD92621  Setaria parviflora Arthur M. Shapiro 1982-8-31 s.n. Yolo UCD campus, edge of bike path near Ryerson Hall just east of La Rue Road. Comment
  CHSC117313  Setaria pumila B. Castro; Tom Boullion 2008-8-22 1764 Yolo Sacramento Valley. Ca 2.7 air mi SE of Knights Landing, via Road 116B, W of ' Wild Irishman Bend' on topo map, on W bank of the Sacramento River at RM 85.6. 9 Comment
  UCD161121  Setaria verticillata Jean Shepard 1999-10-7 22 Yolo City of Davis, Fifth St. between Poleline and 'L' Sts., Community Garden. Comment
  UCD92812  Setaria verticillata Beecher Crampton 1954-9-9 2269 Yolo 2 miles north of Davis, bean field. Comment
  UCD92844  Setaria viridis Beecher Crampton 1973-9-11 8999 Yolo UC Davis campus, rabbit study area in south Agronomy Fields. Comment
  UCD92886  Setaria viridis Collector unknown 1925-6-16 2116 Yolo University Farm campus. Comment
  RSA699277  Sidalcea Keith E. Hoffmaster 1939-4-6 s.n. Yolo Putah Canyon. Comment
  JEPS50072  Sidalcea diploscypha W. L. Jepson 1884-5-1 14078 Yolo w Winters (Putah Canyon); , w of Winters Comment
  POM61702  Sidalcea diploscypha Edward L. Greene 1903-5-7 2931 Yolo Rumsey Comment
  UCD23191  Sidalcea keckii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD116606  Sidalcea keckii Mary N. Artist 1965-5-2 12 Yolo Pleasants Valley Road, just across first bridge (south) from State Highway 128. Comment
  UCD59338  Silene gallica Ellen Dean; Kate Mawdsley 2007-5-11 3762 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 564 Comment
  UCD73650  Sinapis Jean Shepard 2006-4-22 791 Yolo City of Davis. 3100 Loyola Ave. Grounds of Korematsu school. Comment
  SD255683  Sinapis arvensis George K Helmkamp, Mary Alice Barnes 2013-5-8 20523 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UCD73623  Sinapis arvensis Ellen Dean; Elizabeth Goebel 2008-4-7 4750 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD80937  Sinapis arvensis Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5340 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  RSA562274  Sinapis arvensis D. Charlton 1990-3-3 4173 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80. 15 Comment
  UCD115432  Sinapis arvensis Ogden C. Riddle 1942-4-7 61 Yolo 1 mile southwest of Davis. Comment
  CAS-BOT-BC75046  Sisymbrium altissimum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg. Sacramento River. Comment
  UCD35649  Sisymbrium altissimum Beecher Crampton 1959-6-11 5352 Yolo West Sacramento, West Capitol Ave. Comment
  HSC6921  Sisymbrium officinale M. Dole 1963-4-14 69 Yolo 1 mi. S of Hwy. 40 on Rd. 105 Comment
  UCD81455  Sisymbrium officinale M. Wiesendanger 1927-4-29 614 Yolo Woodland. Comment
  UCD38881  Sisymbrium orientale Beecher Crampton 1959-6-10 5339 Yolo Davis Comment
  UCD48244  Sisyrinchium bellum Ryan Knox; E. McDermott, G. Walden 2002-4-13 18 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 503 Comment
  UCD126829  Solanum americanum J. D. Skoss 1948-6-5 17 Yolo University of California campus, Davis. Comment
  CDA19896  Solanum elaeagnifolium R. Breckenridge 2002-7-2 PDR 1204558 Yolo Sacramento Valley; 718 Railroad Ave, Winters. 0 Comment
  NY826941  Solanum elaeagnifolium B. Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Southern Pacific railroad. Comment
  NY826942  Solanum elaeagnifolium B. Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UCD126034  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UCD126900  Solanum elaeagnifolium Charles B. Heiser Jr.; Walter Russell 1946-5-20 s.n. Yolo campus, University of California, Davis. Comment
  UCD35195  Solanum elaeagnifolium Beecher Crampton 1953-8-17 1623 Yolo UC Davis, north side of Agronomy seed warehouse. Comment
  UCD39021  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  SEINET10780157  Solanum melongena Stephanie Frischie 2000-9-30 Frischie 99 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCR141665  Solanum nigrum Gene Miyao 1981-11-12 s.n. Yolo Yolo County 70 Comment
  CDA6235  Solanum nigrum W. Elliott, R. Perkins 1974-10-23 Yolo University of California Vegetable Crops Department, Davis. 0 Comment
  UCD126947  Solanum nigrum Charles B. Heiser Jr. 1947-5-30 s.n. Yolo 1st and F Streets, Davis. Comment
  UCD126973  Solanum parishii S. C. Hanson 1949-5-5 14 Yolo Putah Canyon, 3.5 miles west of Winters. Comment
  UCD81014  Solanum parishii Jose-Luis Rayas; with PLB 102 students 2009-4-26 6 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. East side of Bray Canyon in side canyon near an alkaline spring. 147 Comment
  CDA41189  Solanum parishii T. C. Fuller 1958-4-23 s.n. Yolo On bench slope above Cache Creek, 1 mile northwest of Rumsey. 0 Comment
  CDA5990  Solanum rostratum T. C. Fuller, J. Bartels 1959-9-1 2993 Yolo County Road 20-96. 0 Comment
  UCD126079  Solanum rostratum Beecher Crampton 1955-7-29 3131 Yolo city of Davis, University of California campus, horse pasture west of sewage disposal site. Comment
  UCD127007  Solanum rostratum H. Sevier 1931-6-24 2231 Yolo Davis. Comment
  CAS-BOT-BC58515  Solanum umbelliferum R. Stinchfield 1916-6-1 342 Yolo Mouth of Buckeye Creek Comment
  RSA82885  Solanum umbelliferum S. C. Hanson 1949-5-5 14 Yolo Putah Canyon, 3.5 miles west of Winters. Comment
  UCD149349  Solanum umbelliferum Yolo County 4H Club 1932-10-6 s.n. Yolo Yolo County. 15 Comment
  RSA62296  Solanum umbelliferum C. F. Baker 1903-5-8 2890 Yolo Cache Creek cannon [Canyon] Comment
  SBBG50876  Solanum umbelliferum P. G. Low 1966-4-2 18 Yolo 1 mi E of Monticello Dam 76 Comment
  UCD20811  Solanum xanti N. Nicola; C. Kremen 2001-3-16 028 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD111530  Soleirolia soleirolii W. R. Russell 1959-4-2 s.n. Yolo 619 F Street, Davis. Comment
  UCD73621  Soliva sessilis Ellen Dean; Elizabeth Goebel 2008-4-7 4748 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD20791  Sonchus oleraceus N. Nicola 2001-3-14 007 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD136179  Sonchus oleraceus K. Esau 1937-5-28 s.n. Yolo Davis. Comment
  SEINET3228402 Image available Sophora japonica M. F. Wojciechowski 1999-10-3 856 Yolo Residential area in Davis, near intersection of 1st St and 3rd St, just north of Amtrak station. Comment
  CAS-BOT-BC236538  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland Comment
  CDA2477  Sorghum bicolor G. D. Barbe, T. C. Fuller 1979-9-2 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland. 0 Comment
  SEINET238809 Image available Sorghum bicolor subsp. drummondii Beecher Crampton 1955-11-11 3211 Yolo City of Davis University of California campus. Comment
  UCD37676  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo 1 mile N of Davis. Comment
  UCD92766  Sorghum halepense R. Tofsrud 1947-5-25 s.n. Yolo Davis R.R. Junction. Comment
  UCD95030  Sorghum halepense June McCaskill; J. M. Tucker 1960-10-4 613 Yolo W side of County Round 99, 1.1 miles N of junction with County Road 29, ca. 4 miles S of Woodland. Comment
  UCD21271  Spergularia bocconi J. Shepard 2000-5-1 162 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, nearly to eastern boundary (with Air Force property). In track used by vehicles, between ruts. 12 Comment
  UCD21405  Spergularia bocconi J. Shepard 2001-5-6 450 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. About 100 yards west of Department of Defense fence 12 Comment
  UCD99192  Spergularia bocconi Samuel A. Bamberg 1964-4-13 s.n. Yolo just north of Teichert Aggregates, northeast corner of junction of County Road 29 and U.S. Highway Alternate 40, 2 miles northwest of Davis. Comment
  RSA696202  Spergularia macrotheca Keith E. Hoffmaster 1946-4-19 1044 Yolo 3-4 miles NE of Davis. Comment
  UCD37104  Spergularia macrotheca var. leucantha Beecher Crampton 1957-4-23 3949 Yolo Yolo County, 3 miles northeast of city of Davis. Comment
  RSA0098424  Spergularia macrotheca var. leucantha L. R. Abrams 1928-5-8 12601 Yolo Between Woodland and Davis. Comment
  UCD73628  Spergularia rubra Ellen Dean; Elizabeth Goebel 2008-4-7 4755 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD35470  Spergularia rubra Beecher Crampton 1957-4-25 3952 Yolo Davis. Comment
  UCD99209  Spergularia villosa J. D. Skoss 1948-5-30 s.n. Yolo 3 miles north of Davis on county road. Comment
  UCD93169  Sporobolus Beecher Crampton 1953-4-1 s.n. Yolo Davis. UC Davis Campus. Comment
  UCD93044  Sporobolus airoides Beecher Crampton 1970-8-28 8648 Yolo 5.5 miles E of Davis. Interstate Hwy 80 westbound. Yolo Causeway Fill. Comment
  UCD93110  Sporobolus cryptandrus Beecher Crampton 1965-10-8 7536 Yolo 1 mile NE of Woodland, Kentucky Ave. Comment
  UCD93146  Sporobolus indicus Beecher Crampton 1968-7-31 8318 Yolo UC Davis Campus. East of gymnasium. Comment
  SEINET10935817  Stachys ajugoides H. Lewis 1940-6-12 Lewis s.n. Yolo Edge of slough, 5 mi n of davis. Comment
  UCD125554  Stachys ajugoides Beecher Crampton 1961-5-8 5864 Yolo Davis, north city limits along County Road 31. Comment
  UCD35194  Stachys ajugoides Beecher Crampton 1953-8-29 1617 Yolo Davis High School lawn, Davis. Comment
  UCD20886  Stachys stricta N. Nicola 2001-5-24 114 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  CAS-BOT-BC374801  Stebbinsoseris heterocarpa Blankinship 1893-3-19 s.n. Yolo Unspecified Comment
  SD240962  Stellaria media George K. Helmkamp, E. A. Helmkamp 2012-3-9 18617 Yolo Sacramento Valley: County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland (Grays Pond 7.5'Q) 17 Comment
  CDA3548  Stellaria media T. C. Fuller 1962-3-27 7895 Yolo Road to Davis, 3 miles east of Winters. 0 Comment
  SFV8396  Stellaria media R. Crouse 1960-3-8 18 Yolo Sacramento Valley Along Putah Creek, about 3 miles west of Davis. 15 Comment
  UCD99426  Stellaria media H. B. Nidever 1951-5-19 31 Yolo 2 miles north of Davis. Comment
  UCD99432  Stellaria media Ogden C. Riddle 1942-3-1 4 Yolo Davis campus, near greenhouses. Comment
  SFV1246  Stellaria nitens R. Y. Berg 1964-3-14 8014 Yolo Cache Creek. State Highway 16 about 2.5 miles northwest of Rumsey. Comment
  SACT002379  Stipa lepida M. Wiesendanger 1927-5-4 Yolo Comment
  UCR119041  Stipa pulchra Beecher Crampton 1961-4-17 5857 Yolo Sacramento Valley, 3 miles northeast of city of Davis. City dump and rifle range. 15 Comment
  UCR212311  Stipa pulchra Ayzik Solomeshch 2004-5-5 s.n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of the ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  HSC43966  Streptanthus glandulosus Robert M. Specht 1977-4-12 638 Yolo Along Rayhouse Rd. 610 Comment
  UCD34261  Suaeda calceoliformis Beecher Crampton 1978-6-27 9616 A Yolo 4 miles S.E. of Woodland. Comment
  UCD34256  Suaeda nigra Beecher Crampton 1978-6-27 9613 Yolo 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD73031  Suaeda nigra Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4912 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCR118896  Suaeda torreyana Beecher Crampton 1978-6-27 9613 a Yolo Sacramento Valley, 4 miles southeast of Woodland. 15 Comment
  UCD141661  Symphoricarpos albus var. laevigatus Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7789 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  UCD38923  Symphyotrichum chilense Beecher Crampton 1961-10-25 6043 Yolo 4 miles NW of Bryte, Yolo Bypass. Comment
  UCD81569  Symphyotrichum chilense W. W. Robbins; W. D. Norton 1927-10-1 830 Yolo West of Davis. Comment
  UC1051439  Symphyotrichum subulatum Herbert L. Mason 1955-8-12 14646 Yolo between Winters and Madison Comment
  UCD169498  Tagetes lemmonii Willa Pettygrove 2017-11-27 s.n. Yolo City of Davis, N of 5th St., W of intersection with Poleline Rd. Davis Community Gardens. Near center of garden, just N of tool shed. 12 Comment
  UCD142937  Tamarix aphylla Ellen Dean; T. Starbuck 2013-10-5 8005 Yolo UC Davis Putah Creek Reserve. North of Putah Creek along dirt access road by agricultural fields and small reservoir located west of Hopkins Road, adjacent to Putah Creek Vegetation Survey Plot PIC #3C. 15 Comment
  UCD39936  Tamarix aphylla Beecher Crampton 1979-4-1 s.n. Yolo UC Davis Campus. Comment
  HSC21379  Tamarix parviflora J. V. Lenz 1946-4-16 Yolo 2 mi. NE of Davis Comment
  SEINET10962078  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 80 Yolo 2 mi N of Hwy CA 16 at Madison, end of road near quarry, along creek. Comment
  UC765142  Thysanocarpus curvipes R. F. Hoover 1938-4-23 3202 Yolo Grade on Rumsey-Arbuckle Road Comment
  UCD62731  Thysanocarpus curvipes Alan Yip; Plant Biology 102 students 2008-4-6 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  SEINET5731488 Image available Thysanocarpus curvipes Susan Danford 1964-1 3 Yolo Cache Creek Valley, 8 mi. NW of Rumsey, on Hwy 16.; Rumsey Comment
  RSA0041673  Thysanocarpus curvipes var. elegans Keith E. Hoffmaster 1939-4-6 908 Yolo Putah Canyon. Comment
  CDA36214  Torilis arvensis G. K. Helmkamp, E. A. Helmkamp 2009-5-2 14732 Yolo Inner Coast Range; West side of Cache Creek along CA Hwy. 16, 5.5 miles southeast of the Colusa County line. Comment
  UCD170671  Torilis arvensis Jean Shepard 2018-2-11 913 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD128148  Torilis arvensis Jeff Adcook 1982-5-25 27 Yolo ca. 5 miles north of Ramsey, 1.5 miles south of Rayhouse Road on Route 16. Comment
  UCD14629  Torilis arvensis Deanna Lynn Pfleger 1989-6-7 22 Yolo along road, 100 yards from Stebbins Reserve. 97 Comment
  CDA5464  Torilis nodosa T. C. Fuller 1958-5-2 3962 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  UC917297  Torilis nodosa J. D. Skoss 1948-6-6 26 Yolo Putah Canyon, 2 miles below Yolo-Napa county line Comment
  UCD160026  Torilis nodosa Ellen Dean 2015-4-16 8625 Yolo City of Davis. Sideyard of house on the southwest corner of the intersection of Pine and Harvard streets. 15 Comment
  CAS-BOT-BC173004  Toxicodendron diversilobum Chas. Heiser 1947-4-21 1908 Yolo Putah Creek, campus Comment
  UCD116992  Toxicodendron diversilobum P. B. Kaufman 1950-4-7 25 Yolo Putah Canyon. Comment
  UCD149333  Tragopogon porrifolius Collector Unknown 1932-5-10 s.n. Yolo City of Woodland. 25 Comment
  UCD151016  Tragopogon porrifolius D. S. Park 2010-5-28 96 Yolo UCD, Flower bed north of Wickson Hall. 16 Comment
  UCD161090  Tragopogon porrifolius Jean Shepard 1999-3-27 10 Yolo City of Davis, Myrtle Pl. Comment
  UCD136895  Tragopogon porrifolius J. D. Skoss 1948-5-30 s.n. Yolo U.S. Highway 40, 1 mile west of Sacramento. Comment
  UCD141700  Triadica sebifera Ellen Dean; M. Taylor 2013-6-21 7812 Yolo North side of Putah Creek east if the City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2E of Putah Creek vegetation survey. 6 Comment
  UCD107395  Tribulus terrestris Chas. Heiser 1947-6-25 1942 Yolo Davis. Comment
  UCD107408  Tribulus terrestris W. R. Russell 1958-5-13 s.n. Yolo West of California Avenue bridge, in University Arboretum, University of California, Davis. Comment
  UCD20010  Tribulus terrestris C. H. Lamoureux; J. M. Tucker 1957-4-29 1229 Yolo 200 yards north of Davis Y on gravel edge of asphalt shoulder on east side of Hwy 99. Comment
  UCD125853  Trichostema lanceolatum M. Phillips 1929-10-1 2072 Yolo Putah Canyon. Comment
  RSA699715  Trifolium Keith E. Hoffmaster 1940-4-28 968 Yolo Davis, 2 mi. north. Comment
  UCD35736  Trifolium albopurpureum Beecher Crampton 1953-4-4 1059 Yolo Rangelands west of Guinda, Capay Valley. Comment
  SBBG29019  Trifolium albopurpureum B. Crampton 1966-4-6 7637 Yolo foothills, 2 mi W of Winters Comment
  SBBG29025  Trifolium albopurpureum B. Crampton 1966-4-11 Yolo 2 mi N of Rumsey, foothill flat above Cache Crk Comment
  UCD33047  Trifolium albopurpureum Beecher Crampton 1966-4-11 7641 Yolo 2 miles north of Rumsey, foothill flat above Cache Creek. Comment
  UCD35750  Trifolium albopurpureum Beecher Crampton 1953-3-23 1016 Yolo 6 miles west of Winters. Comment
  UCR118890  Trifolium albopurpureum var. olivaceum Beecher Crampton 1953-4-9 1062 Yolo Sacramento Valley, 3 miles west of Winters 46 Comment
  UCD107856  Trifolium bifidum Beecher Crampton 1965-4-6 7252 Yolo 2 miles west of Winters. Comment
  SBBG115439  Trifolium bifidum var. bifidum B. Crampton 1966-4-6 7636 Yolo 2 mi W of Winters Comment
  RSA699729  Trifolium bifidum var. decipiens Keith E. Hoffmaster 1946-4-19 1098 Yolo 3-4 miles N of Davis. Comment
  UCD97107  Trifolium campestre Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7007 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About three quarters of the way up the canyon, nearly to Bobcat Ranch property line. East side of the creek in uplands. Stock pond. Comment
  CDA36927  Trifolium ciliolatum CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD58046  Trifolium ciliolatum Ellen Dean; K. Mawdsley 2007-4-6 3586 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 476 Comment
  UCD108263  Trifolium ciliolatum K. Esau; E. Hyde 1938-5-5 s.n. Yolo Near bridge at entrance to Putah Canyon. Comment
  UCD160466  Trifolium depauperatum Ellen Dean; Craig Thomsen 2015-3-21 8587 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 102 Comment
  UCR219526  Trifolium depauperatum Jean V. Shepard 2004-3-21 636 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east on unpaved entrance road, to Dept. of Defence fence, and 30 yards south 12 Comment
  UC631078  Trifolium depauperatum var. amplectens P. B. Kennedy 1915-4-26 Yolo Roadsisdes - Suburbs Davis Comment
  UCR118891  Trifolium depauperatum var. amplectens Beecher Crampton 1953-4-19 1110 Yolo Sacramento Valley, 1.5 miles north of Davis. 15 Comment
  CDA36924  Trifolium depauperatum var. truncatum CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD35009  Trifolium depauperatum var. truncatum Beecher Crampton 1998-4-21 10345 Yolo Cca. 3.5 miles SE of Woodland along County Road 102, east of Mavis - Hanson field. Comment
  UCD96997  Trifolium depauperatum var. truncatum Christopher Michael Bronny 2011-4-25 32 Yolo Woodland. Woodland Regional park property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Near southern boundary of property in area previously known as Mavis Henson Field and rented by the Aeromodelers group until winter of 2011). Just north of gravel access road, just south of airplane landing strip, and just west of parking area for Aeromodeler buildings (now removed). 11 Comment
  UCD146737  Trifolium dubium Carol W. Witham 2003-4-26 966 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD81015  Trifolium dubium Jose-Luis Rayas; with PLB 102 students 2009-4-26 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Middle reaches of Bray Canyon. 129 Comment
  UCD39967  Trifolium eriosphoerum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 290-019. Comment
  CDA4279  Trifolium fragiferum R. E. Skaggs 1967-7-3 Yolo 1113 Alice Street, Davis. 0 Comment
  UCD38306  Trifolium fucatum Beecher Crampton 1954-4-8 1756 Yolo 2 miles NE of Davis. Comment
  UCD72416  Trifolium fucatum Ellen Dean; Kate Mawdsley 2008-4-16 4821 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCR119092  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo Sacramento Valley, 1/4 mile south of Saxon Station site. 15 Comment
  UCD34972  Trifolium fucatum Beecher Crampton 1996-4-22 10330 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25. Comment
  UCD35272  Trifolium gracilentum Beecher Crampton 1955-4-14 2476 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  POM127054  Trifolium gracilentum Francis Ramaley 11103 Yolo Winters Comment
  RSA699926  Trifolium gracilentum Keith E. Hoffmaster 1946-4-19 1202 Yolo 3-4 miles N of Davis. Comment
  SEINET7413844  Trifolium gracilentum B. Crampton 1955-4-14 2484 Yolo 2 miles south of Zamora Comment
  SEINET7413849  Trifolium gracilentum B. Crampton 1955-4-15 2500 Yolo UC Davis Campus, south end of the Campbell Tract Comment
  UCD33045  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Woodland, railroad station. Comment
  UCD73237  Trifolium hirtum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4902 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. On hillside on west side of canyon. 91 Comment
  UCD41021  Trifolium hirtum Carol W. Witham 2003-4-11 951 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD168493  Trifolium microcephalum Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9283 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Southeast-facing rock face above Bray Canyon. Area has burned three times in past three years. 233 Comment
  UCD63080  Trifolium microcephalum Ellen Dean 2008-4-9 4789 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Head of smaller canyon that is east of main canyon. 649 Comment
  RSA636079  Trifolium microcephalum Robert M. Rhode, Barbara Nemeth 1998-5-13 182 Yolo In the vicinity of Guinda; west of the intersection of State Highway #16 and County Road #53, on County Rd. #53, c. 1 km west of gate. Comment
  UCD35273  Trifolium olivaceum Beecher Crampton 1955-4-14 2475 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  UCD36186  Trifolium olivaceum Beecher Crampton 1953-4-9 1062 Yolo 3 miles west of city of Winters. Comment
  UCD33154  Trifolium olivaceum Beecher Crampton 1967-4-12 7828 Yolo 2 miles W of Winters. Comment
  UCD39965  Trifolium parviflorum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 302-565. Comment
  UCD39964  Trifolium pilulare Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 289998. Comment
  UCR225401  Trifolium resupinatum Sue A. Nichol 2009-4-30 s.n. Yolo Yolo Bypass Wildlife Area c. 3.5 mi east of city of Davis along Chiles Road Comment
  CDA36925  Trifolium variegatum var. variegatum CDFA Staff 1995-5-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  CHSC79318  Trifolium willdenovii Beecher Crampton 1966-4-28 7682 Yolo 1 mile S.W. of Saxon Station. Comment
  UC630890  Trifolium willdenovii P. B. Kennedy 1915-4-26 Yolo roadsides Davis Comment
  UCD164486  Trifolium willdenovii J. A. Johnston 1995-5-7 9 Yolo Near Stebbins Cold Canyon on Hwy 128. Found in disturbed sites. 500 Comment
  UCD21404  Trifolium willdenovii J. Shepard 2001-5-6 448 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36). A few yards west of Department of Defense fence, about 200 yards north of County Road 36. 12 Comment
  UCD23218  Trifolium willdenovii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD38893  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD58032  Trifolium willdenovii Ellen Dean; K. Mawdsley 2007-4-6 3571 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD80970  Trifolium willdenovii Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5353 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property used by model airplane club. 9 Comment
  UCR225268  Trifolium willdenovii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  OBI54935  Trifolium willdenovii Kathleen Faustini 1980-4-21 9 Yolo Rte E6 and Rd 32 Comment
  SBBG115575  Trifolium willdenovii B. Crampton 1982-3-22 9819 Yolo 2 mi W of Winters on Rd 87 Comment
  UCD109863  Trifolium willdenovii Fleur Ng'weno 1989-4-26 DQ 13 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD109864  Trifolium willdenovii Fleur Ng'weno 1989-4-26 DQ 14 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD19493  Trifolium willdenovii Terry Reedy 1974-5-5 199 Yolo city of Davis, 5th street and Pole Line Road., northeast corner. 21 Comment
  UCD34973  Trifolium willdenovii Beecher Crampton 1996-4-22 10331 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  UC991145  Trigonella foenum-graecum J. M. Tucker 1951-3-27 2058 Yolo N edge, just W of B street Davis Comment
  UCD23192  Triodanis biflora A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD123381