Search Results — 2000 specimen records retrieved (1416 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  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
  SEINET947386  Acacia neriifolia Marian Mors 1959-1 s.n. Yolo University of California campus, Davis Comment
  POM136910  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek Canyon Comment
  SEINET3195255 Image available Acer macrophyllum B. J. McCaskill 1954-3-12 220 Yolo Highway 16, 1.7 miles northwest of Rumsey Comment
  UCD117061  Acer macrophyllum M. Wiesendanger 1927-5-4 636 Yolo Putah Canyon. Comment
  SEINET10692509 Image available Acer macrophyllum Charles F. Baker 1903-5-8 Baker 2981 Yolo Cache Creek canon. Comment
  SEINET7894023  Acer macrophyllum Schank 1959-3-29 s.n. Yolo About 4 mi. W of Winter, near the stream ascending from Putah Canyon. 366 Comment
  CDA12894  Acer negundo G. F. Hrusa 1996-3-25 12700 Yolo Central Valley; S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  UC917125  Acer negundo H. MacKenzie 1949-6-1 25 Yolo University of California campus, Davis 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
  RSA273224  Acer negundo subsp. californicum Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  SEINET3195241 Image available Acer negundo var. californicum David Lawfer 1952-3-19 127 Yolo Bank of Putah Creek, 4 miles west of Davis Comment
  UCD22770  Acer paxii A. T. Leiser Date Unknown s.n. Yolo Map 81, Environmental Horticulture building at UC Davis. Comment
  UCD128293  Achillea millefolium J. K. Couch 1995-5-14 3 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD34781  Achnatherum brachychaetum Beecher Crampton 1989-8-17 10226 Yolo Yolo County, UC Davis agricultural services area. Comment
  UCD124983  Achyrachaena mollis M. Wiesendanger 1927-4-29 604 Yolo Davis. Comment
  UCD160159  Achyrachaena mollis Heather Castro 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
  UCD72417  Achyrachaena mollis Ellen Dean; Kate Mawdsley 2008-4-16 4822 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
  UCD80969  Achyrachaena mollis Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5352 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
  RSA695594  Achyrachaena mollis Keith E. Hoffmaster 1946-4-19 1050 Yolo 3-4 miles NE of Davis. Comment
  UCD128431  Achyrachaena mollis DQU Science Class 1989-4-25 DQ 3 Yolo D-Q University. County Road 31; 9 miles west of Davis city center. 29 Comment
  UCD73713  Acmispon americanus var. americanus Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD104096  Acmispon brachycarpus M. Wiesendanger 1927-5-4 638 Yolo Putah Canyon. Comment
  UCD160087  Acmispon brachycarpus Jessica Sanchez 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. 113 Comment
  UCD20808  Acmispon brachycarpus N. Nicola; C. Kremen 2001-3-16 024 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD104139  Acmispon glaber D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  SD133938  Acmispon grandiflorus var. grandiflorus Barbara Ertter, Annetta Carter 1989-5-28 8529 Yolo Rayhouse Road, 4.3 miles from Highway 16, east side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mile below crest at large roadcut. 730 Comment
  UCD104483  Acmispon wrangelianus A. A. Beetle 1945-3-8 4204 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD104484  Acmispon wrangelianus R. A. Blanchard 1932-4-22 2277 Yolo Yolo Causeway, Davis to Sacramento. Comment
  UCD23223  Acmispon wrangelianus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD56749  Acmispon wrangelianus Ellen Dean; M. Bibbo 2007-3-23 3441 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
  UCD104505  Acmispon wrangelianus Mannix Mendoza Date unknown 16 Yolo Roadside Hwy. 128, c. 1.5 mi w. Winters. Comment
  UCD38759  Acroptilon repens Beecher Crampton 1957-10-25 4641 Yolo West Sacramento, along the US Hwy. 40 freeway. 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
  CDA37715  Acroptilon repens Breckenridge/Filippini 2007-6-15 s.n. Yolo Near Winters. 0 Comment
  CAS-BOT-BC133141  Adenostoma fasciculatum Roxana Stinchfield 1916-6-26 354 Yolo Foothills west of Dunnigan near Buckeye Cr. Comment
  UC466770  Adenostoma fasciculatum Francis Ramaley 1917-5-29 11310 Yolo 8 mi. e. Winters Comment
  UCD112612  Adenostoma fasciculatum Kevin Fort Date Unknown 23 Yolo E side of Pleasants Valley Road, 3 miles from Monticello Dam by car, 20 feet from roadside. Comment
  UCSB63811  Adiantum cuneatum Gankin, Roman 1962-4-11 Yolo In Botany Dept greenhouse, UC Davis Comment
  CDA8338  Aegilops triuncialis Robin Breckenridge 2008-5-12 PDR# 1313561 Yolo Capay, 23585 Hwy 16. 0 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
  UCD21292  Aegilops triuncialis J. Shepard 2000-5-8 231 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. To defined track (rutted) running south. Along side of rutted track. 12 Comment
  UCD37517  Aegilops triuncialis Beecher Crampton 1961-4-28 5859 Yolo Yolo County, 2 miles west of city of Winters, along Road 87. Comment
  CDA37725  Aegilops triuncialis R. Breckenridge/K. Filippini 2009-5-15 s.n. Yolo Near Guinda, Tompkins Ranch. 0 Comment
  SBBG9308  Aesculus californica S. Wagener 1955-5-15 58 Yolo Putah Cyn, St Hwy 128, 19.6 mi W of Davis Comment
  UCD15547  Aesculus californica Lara Hawthorne 1989-6-3 17 Yolo Hwy 128 near Stebbins Reserve. 97 Comment
  UCD23469  Aesculus californica Jean V. Shepard 2003-9-9 617 Yolo UC Davis campus, north of Hutchison Hall by loading dock. Comment
  SEINET5743817 Image available Aesculus californica Clinton C. Shock 1980-1 78 Yolo State Hwy 16, 4.7 miles S of Yolo County line; along Cache Creek.; Cache Creek 152 Comment
  UCD62729  Agoseris heterophylla Alan Yip; Plant Biology 102 students 2008-4-6 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. 118 Comment
  SEINET242443 Image available Agropyron desertorum Beecher Crampton 1955-5-25 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  SEINET3915914  Agropyron libanoticum M. Nazir Sankary 1971-5-15 s.n. Yolo Raised from seed in field near Botany Department greenhouses, University of California campus, Davis, CA.; 0 Comment
  UCD53451  Agrostis stolonifera Beecher Crampton 1958-5-28 4836 Yolo north Davis. Comment
  UCD53501  Agrostis stolonifera Beecher Crampton 1953-8-27 1614 Yolo Davis High School lawn, Davis. Comment
  UCD53534  Agrostis stolonifera Leonard 1919-6-13 x 3067 Yolo Davis. Comment
  SACT000224  Agrostis tenuis John Willoughby 1976-7-29 Yolo Pleasants Valley Rd elevation 200. In moist ground along Putah Creek, riparian woodland. Comment
  UCD116181  Alcea rosea C. P. Pease 1995-6-6 s.n. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 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
  UCD48251  Allium amplectens M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 11 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 10 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 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
  SEINET10755098  Allium cepa Stephanie Frischie 2000-9-27 Frischie 71 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UC630440  Allium serra Annetta Carter 1938-5-7 1361 Yolo 3.6 mi n Rumsey; Inner North Coast Range, Cache Creek canyon 152 Comment
  UCD41084  Allium serra N. Nicola 2003-4-21 251 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD81045  Allium serra Agnieszka Zalicka; with PLB 102 class 2009-4-26 4 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 west side of creek. 103 Comment
  UCSB31103  Allium triquetrum Vernon I. Cheadle 1961-3-8 M 753 Yolo collected in the Willowbank Willowbank Comment
  UCD110023  Alnus rhombifolia Janine Sabaloni 1975-8-6 s.n. Yolo U.C. Davis Arboretum. Comment
  CAS-BOT-BC137945  Alopecurus saccatus L. R. Abrams 1928-5-8 12606 Yolo Between Woodland and Davis. Comment
  UCD21429  Alopecurus saccatus J. Shepard 2002-4-18 525 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 north - south access road. South to dip in road at vernal pool area. 12 Comment
  UCD55945  Alopecurus saccatus Beecher Crampton 1955-4-14 2494 Yolo 2 miles northwest Dunnigan. 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
  UCD23338  Amaranthus A. M. Shapiro 2003-1-5 s.n. Yolo West Sacramento. Weed in safflower. Plants 1-1.7 meters tall. Comment
  UCR141758  Amaranthus Beecher Crampton 1953-10-15 1688 Yolo Sacramento Valley, city of Davis, University of California campus Agronomy Plots 16 Comment
  UCD149323  Amaranthus albus Collector Unknown 1920-6-13 s.n. Yolo City of Davis. 15 Comment
  UCD97174  Amaranthus albus R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. Comment
  UC735711  Amaranthus blitoides Charles B. Heiser Jr. 1947-5-30 1920 Yolo Davis Comment
  UC917189  Amaranthus blitoides P. B. Kaufman 1950-5-20 42 Yolo near Botany Building; Univ. of Calif. Campus, Davis Comment
  UCD97190  Amaranthus blitoides A. S. Crafts 1926-7-8 424 Yolo University Farm Campus, Davis. Comment
  UCD97200  Amaranthus blitoides P. B. Kaufman 1950-5-20 42 Yolo Near Botany Building, University of California campus, Davis. Comment
  UCD36087  Amaranthus blitoides Beecher Crampton 1952-10-11 854 Yolo Yolo County, city of Davis, waste lot. 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
  RSA97930  Amaranthus californicus Beecher Crampton 1952-11-4 907 Yolo Woodlan Sewage Disposal area, 1.5 miles east of city of Woodland. Comment
  UCD97216  Amaranthus caudatus R. N. Raynor 1941-10-3 s.n. Yolo Near Davis. Comment
  UC735739  Amaranthus deflexus Chas. Heiser 1947-7-2 1945 Yolo Davis Comment
  UCD149324  Amaranthus retroflexus Collector Unknown 1925-5-30 s.n. Yolo City of Davis. 15 Comment
  UCD36086  Amaranthus retroflexus Beecher Crampton 1952-10-11 853 Yolo Yolo County, city of Davis, waste lot. Comment
  UCD97756  Amaranthus retroflexus D. Hartmann 1941-7-24 s.n. Yolo In vacant lot, Davis. Comment
  CDA16115  Ambrosia psilostachya G. F. Hrusa 1999-8-28 15269 Yolo Sacramento Valley; Tule canal. Levee Rd., Rd. 107, +/- 1/4 mi N of I-5. 7 Comment
  UCD128822  Ambrosia psilostachya P. B. Kennedy 1916-7-23 s.n. Yolo location unknown. Comment
  UCD142964  Ambrosia psilostachya Ellen Dean; N. Gonzales 2013-8-8 7937 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2A. 45 Comment
  CDA29808  Ambrosia psilostachya M. K. Beyers, F. Favela, J. McDonnell 2009-8-29 209 Yolo Putah Creek. Downstream of the Monticello Dam, on sloping bank of the creek, adjacent to and on the same side as Highway 128. 0 Comment
  UCD128828  Ambrosia psilostachya J. M. Tucker 1950-8-26 . 1992 Yolo University arboretum, University of California, Davis. Comment
  UCD102901  Ammannia robusta Fleur Ng'weno 1991-11-1 DQ 50 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD81538  Ammannia robusta W. W. Robbins; W. D. Norton 1927-10-1 823 Yolo West of Davis. Comment
  CDA13802  Ammi visnaga G. F. Hrusa, T. D. Wilfred 1996-12-19 13592 Yolo Central Valley; Tule Canal approx. 3/4 mi. E of Int. 5 & 1/4 mi N of Sacramento River on S side of Yolo Bypass. Comment
  UCD20898  Ammi visnaga N. Nicola 2001-5-16 126 Yolo Southern Sacramento Valley, near town of Knights Landing Comment
  UCD35421  Ammi visnaga Beecher Crampton 1956-7-13 3713 Yolo Yolo bypass. Comment
  UCD37759  Ammi visnaga Beecher Crampton 1961-10-25 6042 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD81949  Ammi visnaga Gordon Harrington 2009-7-23 87 Yolo SE edge of city of Woodland. At intersection of County Roads 103 and 25, on N side of 25. At entrance to City of Woodland preserve. 9 Comment
  SFV1771  Amorpha californica var. napensis B. J. McCaskill, R. Gankin 1962-5-2 650 Yolo State Highway 16, 2.7 miles south of junction with State Highway 20. About 20 yards above road. Comment
Read comments
Jul 23 2013
  CDA36937  Amsinckia intermedia 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
  UCD63069  Amsinckia intermedia Ellen Dean 2008-4-9 4778 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. 598 Comment
  UCD80940  Amsinckia intermedia Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5343 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
  UCR235400  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2012-4-17 18775 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
  OBI54944  Amsinckia intermedia Kathleen Faustini 1980-4-9 4 Yolo Slope W of Rec Pool Lodge; UCD Comment
  SEINET5612762 Image available Amsinckia intermedia Unknown 1974-1 6 Yolo California: Yolo County, Davis F street; Grassy field along roadside, disturbed soil. Flws. orange-yellow. Comment
  UCD119682  Amsinckia intermedia G. F. Hrusa 1998-3-21 14159 Yolo Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. 225 Comment
  UCD119688  Amsinckia intermedia Fleur Ng'weno 1989-4-19 DQ 8 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD81433  Amsinckia intermedia M. Wiesendanger 1927-4-29 s.n. Yolo Woodland.. Comment
  UCD82326  Amsinckia intermedia Robin McMaster 1973-4-15 316 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  UCD41005  Amsinckia lycopsoides Carol W. Witham 2003-4-11 935 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET12519223  Amsinckia lycopsoides Stephen R. Chapman 1963-1 23 Yolo North side of Willow Slough, 0.5 mile west of County Road 102 Comment
  UCD56717  Amsinckia menziesii Ellen Dean; M. Bibbo 2007-3-23 3410 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
  UCD117435  Anagallis arvensis Edwin A. Crosby 1952-4-23 21 Yolo beside old picnic ground, UC Davis campus. Comment
  UC405429  Ancistrocarphus filagineus Blankinship 1893-4-15 Yolo Capay Comment
  UCR151942  Andropogon glomeratus var. pumilus Beecher Crampton 1962-10-30 6710 Yolo Putah Creek Canyon, Vaca Mtns: 8.5 mi west of Winters, on State Hwy 128 Comment
  SBBG444  Andropogon virginicus A. A. Beetle 1946-7-13 4691 Yolo 1 mi below Canon Ball Pt Comment
  SEINET5717761 Image available Anemopsis californica Shirley C. Tucker 1988-1 28886 Yolo Cultivated in courtyard of Robbins Hall (Botany Dept.) University of California, Davis.; Univ. of California, Davis 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
  UCD21410  Anthemis cotula J. Shepard 2001-5-13 460 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 and north 20 yards. 12 Comment
  UCR206349  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 2009-5-20 14724 Yolo Western Sacramento Valley, Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  CDA30588  Anthriscus caucalis M. Beyers 2010-5-12 448 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  UCD127274  Anthriscus caucalis D. E. Schmidt 1960-4-3 18 Yolo Capay. 36 Comment
  SEINET955762  Apocynaceae June McCaskill, Roman Gankin 1961-1 634 Yolo University of California, Davis. Comment
  UCD89143  Apocynum cannabinum Carla Essenberg 2008-7-23 s.n. Yolo McLaughlin Reserve, north edge of Davis Creek Reservoir. Comment
  UCD81288  Arctostaphylos G. L. Stebbins Jr. 1966-2-22 6308 Yolo Summit ridge of Glasscock Mountain. 731 Comment
  UCD56692  Arctostaphylos manzanita Ellen Dean 2006-10-27 3301 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
  UCD151015  Arctotheca calendula D. S. Park; D. Potter 2010-5-15 95 Yolo Davis greenbelt. Comment
  SBBG21219  Aristida ternipes var. gentilis B. Crampton 1963-9-19 6896 Yolo 2.5 mi W of Winters, St Hwy 128 Comment
  UCD56872  Aristida ternipes var. gentilis Beecher Crampton 1953-8-24 1600 Yolo 2 miles west of Winters. Comment
  UC1151596  Aristida ternipes var. hamulosa Beecher Crampton 1962-9-11 6667 Yolo 2.5 mi w Winters Comment
  SFV8400  Aristolochia californica G. L. Webster 1967-3-23 7500 Yolo North Coast Ranges Vaca Mountains. Along Putah Creek about 1 mile east of bridge below Monticello Dam. 61 Comment
  UC1543118  Aristolochia californica Charlotte G. Nast 1936-3-27 25 Yolo Putah Canyon east Comment
  UC762341  Aristolochia californica R. F. Hoover 1938-2-22 2769 Yolo Putah Creek canyon Comment
  UCD62874  Aristolochia californica Chris Mosser; 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. 100 Comment
  UCD70194  Aristolochia californica D. Sanchez-Mata 1998-6-24 s.n. Yolo Capay Valley. Salt Creek between Capay and Cadenasso. 100 Comment
  UCD149336  Artemisia dracunculus Collector Unknown 1953-12-23 s.n. Yolo City of Woodland. 25 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
  HSC102729  Arundo donax J. P. Smith 2013-8-23 13778 Yolo Roadside along State Route 16. 98 Comment
  UCD56076  Arundo donax R. Tofsrud 1941-10-1 s.n. Yolo Davis. Comment
  UCD56077  Arundo donax R. Tofsrud 1941-10-1 150 Yolo Davis. Comment
  UCD56049  Arundo donax var. versicolor Beecher Crampton 1962-11-3 s.n. 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
  SEINET955315  Asclepias curassavica Patricia Williams 1965-1 Yolo University of California campus, Davis. Comment
  JEPS49955  Asclepias fascicularis Miss Rowena Beans Oct. 1913 Yolo Guinda Comment
  UC735738  Asclepias fascicularis Charles B. Heiser Jr. 1947-6-15 1936 Yolo near judging pavilion (on campus); Davis Comment
  UCD97108  Asclepias fascicularis Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7008 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
  UCD121320  Asclepias fascicularis C. J. W. Date unknown s.n. Yolo Found in spots near Davis. Comment
  UCD121347  Asclepias fascicularis W. W. Robbins 1931-8-2 2228 Yolo Near Davis. Comment
  UCD22747  Asclepias fascicularis Samantha Corte 1988-6-7 13 Yolo 1/4 mi. east on Sikes, on Tremont. 13 Comment
  UCD141599  Asclepias speciosa Ellen Dean; M. Taylor 2013-6-3 7770 Yolo Along Putah Creek between the Yolo Bypass and Mace Blvd. (County Road 104). On private agricultural land (Los Rios Farms), North of County Road 35, and East of County Road 106 on the North side of Putah Creek. Plot PCS 1D of Putah Creek vegetation survey. Also in Plot 1E and others here. 6 Comment
  HSC36205  Asclepias speciosa John Rehling 1975-7-21 100 Yolo Near the S Pacific tracks just W of Davis. Comment
  UCD121368  Asclepias speciosa Mark F. Bean 1976-8-10 s.n. Yolo Next to community gardens opposite PG and E, 5th Street, Davis. Comment
  UCD121372  Asclepias speciosa C. B. Heiser Jr. 1946-8-19 1838 Yolo Along Southern Pacific Railroad, near Davis. Comment
  CDA16241  Aster chilensis G. F. Hrusa 1997-12-13 14135 Yolo Sacramento Valley; Tule canal. 0 Comment
  UCD20594  Astragalus clevelandii E. Dean; with M. Bibbo 2002-7-5 1137 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 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
  CDA26658  Astragalus douglasii var. douglasii C. Justus 1968-5-14 Yolo #NAME? 0 Comment
  UCD105338  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD23222  Astragalus tener var. ferrisiae A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD41030  Astragalus tener var. ferrisiae Carol W. Witham 2003-4-26 962 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD84343  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  RSA653947  Astragalus tener var. tener Beecher Crampton 1966-4-19 7654 Yolo 1 mile S.W. of Saxon Station Comment
  UC1228144  Astragalus tener var. tener Beecher Crampton 1960-5-9 5493 Yolo 1 1/4 mi sw Saxon Station; sw of Saxon Station Comment
  UCD105436  Astragalus tener var. tener K. Esau 1935-5-1 s.n. Yolo Near Davis. Comment
  UCD105441  Astragalus tener var. tener C. O. Jacobs 1916-4-1 s.n. Yolo Around Davis. Comment
  UCD15877  Astragalus tener var. tener Craig D. Thomsen 1998-6-4 s.n. Yolo Field south of Road 25, about 200 m. west of Road 103, between Davis and Woodland. Comment
  UCD33057  Astragalus tener var. tener Beecher Crampton 1966-4-19 7654 Yolo Yolo County, 1 mile S.W. of Saxon Station. Comment
  CAS-BOT-BC17437  Athysanus pusillus Alice Eastwood 1927-3-28 14208 Yolo Winters. Comment
  UCD56699  Athysanus pusillus Ellen Dean; M. Bibbo 2007-3-23 3392 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
  RSA612720  Atriplex depressa H. C. Stutz 1995-8-7 9799 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
  UCD38285  Atriplex depressa B. Crampton 1952-10-24 873 Yolo Alkali flats, 1.5 miles north of Davis. Comment
  UCD62893  Atriplex depressa Erica Smith 2007-6-28 8 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 4 Comment
  UCD44953  Atriplex hortensis Jean V. Shepard 2004-7-25 776 Yolo City of Davis, yard 1800 block Myrtle Place. Comment
  CHSC106021  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. Throughout alkali grassland. In uplands near wet areas growing with Distichlis. UTM: 10S, 611779, 4278233. 4 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
  UCD21413  Atriplex joaquinana J. Shepard 2001-6-16 466 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 400 yards and about 10 yards west of Department of Defense fence, between 2 large vernal pools. 12 Comment
  UCD33817  Atriplex joaquinana Beecher Crampton 1973-6-22 8963 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD34254  Atriplex joaquinana Beecher Crampton 1978-6-27 9611 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD62898  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 4 Comment
  UCD72490  Atriplex joaquinana Erica Smith 2007-7-12 9 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. 4 Comment
  UCD97457  Atriplex joaquinana Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9117 Yolo 1.8 miles east northeast of Woodland (measured from US 99W.) 10 Comment
  UCD97467  Atriplex joaquinana P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  UCD97479  Atriplex joaquinana Brad D. Schafer 2002-8-17 111 Yolo South of the Glide Ranch, 2 milse south of County Road and 1.5 miles east of the Northern Railroad. 4 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
  SEINET4135106  Atriplex joaquinana Howard C. Stutz 1995-8-7 9800 Yolo Southeast corner of Road 25 and Road 103. Woodland.; 0 Comment
  SEINET4135110  Atriplex joaquinana Howard C. Stutz 1990-8-15 95329 Yolo Located 3.5 miles SSE of Woodland, junction of Road 25 and Road 103.; 0 Comment
  CAS-BOT-BC168432  Atriplex parishii var. depressa H. C. Stutz 1995-8-7 9799 Yolo SE corner of Road 25 and 103 Comment
  UCD38278  Atriplex prostrata B. Crampton 1952-10-28 895 Yolo 1 mile east of Winters. Comment
  UCD97618  Atriplex prostrata Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9124 Yolo along Kentucky Avenue (Road 20), 1/4 mile north of Sewage Disposal Plant. 1 and 1/8 miles east northeast of Woodland. 10 Comment
  UCD142974  Atriplex rosea Ellen Dean; C. Robbins 2013-8-28 7991 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
  UCD35234  Atriplex rosea Beecher Crampton 1954-9-22 2275 Yolo Yolo County, West Sacramento. Comment
  UCD62892  Atriplex rosea Erica Smith 2007-6-28 7 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 4 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
  UCD97667  Atriplex rosea P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. Comment
  UCD97710  Atriplex semibaccata P. B. Kennedy 1914-7-1 s.n. Yolo University Farm, Davis. Comment
  UCD35377  Avena barbata Beecher Crampton 1956-3-29 3236 Yolo Yolo County, 3 miles northwest of Davis. Comment
  UCD56146  Avena barbata Beecher Crampton 1962-4-18 6225 Yolo Davis. Southern Pacific Railroad Station. Comment
  UCD56157  Avena barbata Beecher Crampton 1956-3-29 3236 Yolo 3 miles northeast of Davis. Along County Road 29. Comment
  UCD56206  Avena barbata R. Koch 1996-6-1 13 Yolo Davis. Along bike path in West Davis. 15 Comment
  UCD73578  Avena barbata Ellen Dean; Elizabeth Goebel 2008-4-7 4722 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
  SEINET7297397 Image available Avena barbata Beecher Crampton 1956-1 3236 Yolo Grassy bank along county road 29, 3 miles northwest Davis Comment
  CDA112  Avena fatua J. A. Ogle Jun 1924 Yolo Davis. 0 Comment
  UCD160088  Avena fatua Mayra Huerta 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
  UCD56321  Avena fatua Cay Collette 1975-4-5 1 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 Comment
  UCD56384  Avena fatua Beecher Crampton 1969-5-21 8447 Yolo East of Davis. El Macero. Mace and Chiles Road. Comment
  UCD80908  Avena fatua Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5312 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
  SACT000421  Avena sativa 1925-5-9 Yolo Comment
  UCD56499  Avena sterilis P. B. Kennedy 1915-1 s.n. Yolo Davis. Grass Garden (Thorburn). Comment
  SEINET11696019  Avena sterilis Unknown 1978-5-24 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery row B-11 Comment
  UCD81539  Baccharis douglasii W. W. Robbins; W. D. Norton 1928-8-1 1425 Yolo near Clarksburg. Comment
  UCD38760  Baccharis glutinosa Beecher Crampton 1957-10-25 4642 Yolo West Sacramento, fields along the US Hwy. 40 freeway. Comment
  CAS-BOT-BC98217  Baccharis salicifolia Beecher Crampton 1975-8-22 9245 Yolo County road 104 1 1/2 miles north of county road 28. Comment
  UCD62800  Baccharis salicifolia Susan Zhang; Plant Biology 102 students 2008-5-3 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. Along Bray Creek. 103 Comment
  UCD129303  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1975-8-22 9246 Yolo county road 104 1 1/2 miles north of county road 28. Comment
  UC1259001  Bacopa rotundifolia J. L. Strother 1976-6-24 1244 Yolo ca 1.5 mi n Knights Landing (on Route 113) Comment
  UCD150780  Bauhinia Robert Deering 1954-11-4 s.n. Yolo Yolo County, University of California, Davis Landscape Management Greenhouse. 15 Comment
  UCD159536  Bellis perennis D. S. Park 2011-4-15 284 Yolo Irrigated lawn in front of Davis Senior High School. Cross streets W 14th and Oak. Garden weed. 14 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
  UCD144274  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
  UCD80883  Boehmeria cylindrica Robert E. Preston 2007-10-4 2581 Yolo 2.5 miles S of Clarksburg, along Sacramento River, ca. 200 m S of the boat ramp. 1 Comment
  UCD53887  Boerhavia diffusa A. M. Shapiro 2005-8-26 s.n. Yolo West Sacramento, off West Capitol Avenue, 1/2 mi. E of E levee of Yolo Bypass. Comment
  RSA654050  Boisduvalia cleistogama Beecher Crampton 1978-5-8 9572 Yolo 1/4 mile S of Saxon Station. Comment
  SEINET3920068  Boissiera squarrosa Beecher Crampton 1964-5-4 3505 Yolo Uc Davis agronomy experimental area, plant introduction nursery, row J-53; planted from seed obtained from Germany, Rostock, Botanischer Garten der Universitat, seed index number #59.; 0 Comment
  JEPS41106  Bolboschoenus maritimus Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9128 Yolo 1.9 mi ene Woodland (along north-south lateral (rd.) 0.9 mi n of Hebron siding (Sacramento Northern Railway)); ne of Woodland 10 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
  SEINET11989053  Brachychiton populneum J. McCaskill, Tucker, J. M. 1962-1 656 Yolo Davis, along N side of Chemistry Building, University of California campus Comment
  UCD114606  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCD165454  Brassica nigra Kai Battenberg 2016-8-6 KB 15 -1 Yolo Yolo County; Davis. Off of Chiles Road. 2.2 km East from Mace Boulevard. 0 Comment
  UCD114744  Brassica nigra Beecher Crampton 1972-5-24 8808 Yolo Yolo County, Davis, Covell blvd. near Hwy. 113. Comment
  UCD33713  Brassica nigra Beecher Crampton 1972-5-24 8808 Yolo Yolo County, Davis, Covell blvd. near Hwy. 113. Comment
  JEPS84593  Brickellia californica John W. Willoughby 1979-8-13 4395 Yolo fishing access along State Highway 128 about 2.9 mi nw of the junction of the highway and County Road 86 Vaca Mountains, Putah Creek 60 Comment
  UCD73100  Brickellia californica Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4893 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 100 Comment
  UCD57275  Briza maxima P. B. Kennedy 1915-1 s.n. Yolo Davis. Grass Garden (Thorburn). Comment
  UCD73610  Briza minor Ellen Dean; Elizabeth Goebel 2008-4-7 4738 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
  SACT000471  Briza minor 1925-4-9 Yolo Comment
  UCD70206  Brodiaea elegans subsp. elegans D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  UCR179379  Bromus alopecuros J. M. DiTomaso 2003-4-23 Yolo West of Winters, off Road 87 Comment
  SEINET240102  Bromus arenarius Beecher Crampton 1960-5-26 T.O. 2509 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  RSA655135  Bromus arizonicus Beecher Crampton 1956-4-19 3270 Yolo Davis. Along railroad embankment. Comment
  UCD21528  Bromus caroli-henrici Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. Comment
  CAS-BOT-BC155809  Bromus catharticus C. R. Quick 1973-5-7 73 -2 Yolo Edge of county road 142, east of Elk Slough. Merritt Island, about 20 miles south southwest of Sacramento, southeast corner of county. Comment
  UCD58326  Bromus catharticus Beecher Crampton 1957-4-25 3953 Yolo Perkins Gravel Co. Yard, Bryte. Comment
  UCD58362  Bromus catharticus Joseph M. DiTomaso 1976-3-21 340 Yolo Davis. Comment
  UCD58363  Bromus catharticus K. Esau 1937-5-3 s.n. Yolo Davis. Comment
  UCD58381  Bromus catharticus Beecher Crampton 1980-7-22 s.n. Yolo Davis. College Park X Russell Blvd. Comment
  UCD58393  Bromus catharticus Beecher Crampton 1955-3-24 2341 Yolo UC-Davis Campus. Lath house of horticulture. Comment
  CAS-BOT-BC155606  Bromus diandrus W. D. Hamilton 1946-4-19 s.n. Yolo 5 miles north of Davis. Comment
  CHSC79394  Bromus diandrus Beecher Crampton 1970-4-2 8550 Yolo Davis, Russell blvd. and College Park, vacant lot. Comment
  SEINET238947 Image available Bromus diandrus Beecher Crampton 1967-4-30 7843 Yolo Davis, around buildings. Comment
  UCD147281  Bromus diandrus Carol W. Witham 2003-4-7 903 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21198  Bromus diandrus J. Shepard 2000-2-28 52 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. Near rows of Lombardy poplars. 12 Comment
  UCD33567  Bromus diandrus Beecher Crampton 1970-4-2 8550 Yolo Yolo County, Davis, Russell blvd. and College Park, vacant lot. Comment
  UCD37799  Bromus diandrus Beecher Crampton 1962-4-10 6127 Yolo Yolo County, city of Davis, vacant lot on 6th Street. Comment
  CDA1816  Bromus diandrus M. K. Bellue, C. R. Ball 1933-5-1 Yolo 0 Comment
  SACT000671  Bromus diandrus 1925-5-14 Yolo Comment
  HSC101406  Bromus hordeaceus J. P. Smith 2011-4-27 13141 Yolo Along State Route 16 at its junction with County Road 8 93 Comment
  UCD38581  Bromus hordeaceus Beecher Crampton 1956-5-10 3364 Yolo Putah Creek channel. Comment
  CDA1801  Bromus hordeaceus M. K. Bellue 1933-5-3 Yolo 0 Comment
  SEINET240101 Image available Bromus hordeaceus subsp. molliformis Beecher Crampton 1962-5-5 T.O. 2799 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G - 31. Comment
  UCD58943  Bromus laevipes R. Tofsrud 1947-5-8 s.n. Yolo Near Rumsey. Comment
  UCD63264  Bromus lanceolatus var. lanuginosus B. Jones 1945-5-1 Yolo At Davis. Comment
  UCD63267  Bromus lanceolatus var. lanuginosus B. Jones 1945-5-1 Yolo At Davis. Comment
  UCD56758  Bromus madritensis subsp. rubens Ellen Dean; M. Bibbo 2007-3-23 3450 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
  UCD81438  Bromus rubens M. Wiesendanger 1927-5-4 s.n. Yolo Putah Canyon. Comment
  SEINET249951 Image available Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Davis. Comment
  UCD164511  Bromus sterilis Craig Thomsen 2006-5-4 2687 Yolo Camp Haswell County Park. In parking lot, west of Cache Creek. 144 Comment
  UCD59694  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Weedy in Southern Pacific Triangle. Comment
  UCD59707  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Along railroad, Davis. Comment
  UCD59718  Bromus sterilis Beecher Crampton 1957-3-12 3897 Yolo Triangle, Southern Pacific R. R. Station, Davis. Comment
  UCR119148  Bromus sterilis Beecher Crampton 1962-4-2 6111 Yolo Sacramento Valley, City of Davis, along Southern Pacific Railroad 15 Comment
  SEINET240100 Image available Bromus trinii Beecher Crampton 1961-9-30 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  SEINET239027  Bromus willdenowii Beecher Crampton 1972-3-29 8778 Yolo UC Davis campus. Pasture. Comment
  UCD105594  Caesalpinia gilliesii H. W. Chandler 1964-9-28 s.n. Yolo Along roadside, Rd. 89, 1 mi. S. of Madison. Comment
  CAS-BOT-BC438635  Calandrinia ciliata Clarence R. Quick 1971-4-20 71 -33 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  UCD82188  Calandrinia ciliata J. Shepard 2004-3-7 631 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 to Department of Defense fence. South 50 yds. 12 Comment
  CAS-BOT-BC438636  Calandrinia ciliata R. H. Miller 1949-4-16 30 Yolo University Farm, Davis Comment
  SEINET5726742 Image available Calandrinia ciliata Sidki Sadik 1960-1 1 Yolo ca. 0.25 mile north of airport, University of California; Davis 18 Comment
  UCD15293  Calandrinia ciliata Claire Warshaw 1985-4-10 1 Yolo city of Davis, near intersection of Highway 113 and Hutchison Drive. 12 Comment
  UCD19517  Calandrinia ciliata Terry Reedy 1974-4-10 113 Yolo Davis; east of end of 5th Street, west of city boundary. 15 Comment
  UCD82191  Callitriche marginata J. Shepard 2004-3-21 644 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
  SEINET3863092 Image available Callitris rhomboidea H. Fong 1972-8-2 s.n. Yolo D-2-UCD.; 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
  SBBG35345  Calochortus luteus J. Sieferman 1969-5-9 Yolo 2 mi W of Zamora Comment
  SEINET9359698  Calycadenia oppositifolia Unknown 1954-5-6 1827 Yolo Yolo Comment
  UC1876640  Calycadenia pauciflora Gerald D. Carr 1971-9-28 676 Yolo 7.5 mi SW of Brooks, 1.5 mi N of Berryessa Peak. 300 yards E of road. 640 Comment
  UCD39205  Calycanthus occidentalis Beecher Crampton 1953-5-19 1310 Yolo 9 miles west of Winters, along canyon slopes of Putah Creek. Comment
  UCD63077  Calystegia occidentalis Ellen Dean 2008-4-9 4786 Yolo Tuleyome Ireland Ranch. Central part of Ranch along main canyon. 591 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
  UCD114166  Capsella A. A. Beetle 1945-3-8 4201 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD114165  Capsella A. A. Beetle 1945-2-22 4190 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD114150  Capsella bursa-pastoris Ogden C. Riddle 1942-3-1 2 Yolo near greenhouse on UC Davis campus. 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
  RSA530964  Capsella bursa-pastoris Glenn A. Gorelick 1966-4-1 s.n. Yolo 418-1/2 2nd St., Davis. Comment
  SEINET5341009  Capsella bursa-pastoris G. Cook 1959-3-27 5 Yolo Collected 2 miles west of Davis. 12 Comment
  UCD14255  Capsella bursa-pastoris Eileen F. Chun 1974-5-14 83 Yolo Yolo County, Davis, Experimental College Gardens; 15 Comment
  UCD167656  Capsicum frutescens Paul G. Smith 1959-1 SA 218 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Planted from seed collected in a market in Belo Horizonte, Brazil. Said to come from Santa Luzia, Minas Gerais. Probably wild type. 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
  UCD20159  Cardamine hirsuta Tom Lanini 2002-4-3 s.n. Yolo UC Davis greenhouse. Contaminant in greenhouse soil. Comment
  CDA3656  Cardaria chalepensis G. D. Barbe 1991-4-26 4409 Yolo 41370 Jefferson Boulevard (Highway 84), 0.4 mile south of Road 158. 0 Comment
  JEPS53328  Cardaria chalepensis M. K. Bellue 1933-4-21 Yolo Tiger Inn Comment
  CDA3645  Cardaria draba G. D. Barbe 1991-4-26 4408 Yolo Corner of Jefferson Boulevard at Courtland Road, west of Elkhorn Slough. 0 Comment
  CDA3736  Cardaria pubescens Margaret Bellue 1932-7-19 Yolo Tiger Inn 0 Comment
  CDA36934  Carduus pycnocephalus CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  CAS-BOT-BC281716  Carduus pycnocephalus T. C. Fuller 1964-5-14 11958 Yolo N side of River Rd, E limits of Woodland Comment
  UCD85576  Carduus pycnocephalus Alan P. Godlewski 1974-5-5 s.n. Yolo Growing near Putah Creek approximately 5 miles West of Winters. Comment
  RSA374497  Carex barbarae A. C. Sanders 1984-6-18 5066 Yolo Sacramento Bypass near Bryte, just northwest of Sacramento, bed of the bypass 1 mile west of the Sacramento River., (Near 121d 34 W, 38d 36 N). Comment
  UCD131571  Carex divulsa subsp. divulsa Jean Shepard 2012-4-30 867 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD140506  Carex lenticularis var. limnophila Cay Collette 1975-5-31 22 Yolo Knight's Landing. 25' from Sacramento River. 15 Comment
  UCD140750  Carex praegracilis Beecher Crampton 1953-4-23 1133 Yolo 4 miles west of city of Davis. Comment
  UCD140774  Carex praegracilis Unknown Collector 1925-3-12 1762 Yolo Davis. Comment
  CAS-BOT-BC117397  Carex senta Clarence Roy Quick 1972-7-22 72 -14 Yolo On E band of E levee of Merritt Island, at jtn of road 142, ca 20 mi SSW of Sacramento, 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
  CDA12107  Castilleja affinis subsp. affinis G. F. Hrusa 1989-4-16 5923 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 76 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
  JEPS42531  Castilleja applegatei subsp. martinii G. L. Stebbins Jr. 1966-2-22 6306 Yolo s slope Glasscock Mountain (n side of Cache Creek Canyon); Cache Creek Canyon 457 Comment
  JEPS43522  Castilleja applegatei subsp. martinii Richard H. Ramsey 1961-3-18 11 Yolo Cache Creek Canyon, 3 miles northwest of Rumsey on Hwy. 16 Comment
  JEPS66537  Castilleja applegatei subsp. martinii John F. Emmel 1971-4-4 338 Yolo nne of Monticello Dam; Thompson Canyon 76 Comment
  UC630435  Castilleja applegatei subsp. martinii Annetta Carter 1938-5-7 1368 Yolo Cache Creek canyon, 3.6 miles north of Rumsey, Inner North Coast Range Comment
  UCD122279  Castilleja applegatei subsp. martinii E. H. Everson 1951-2-24 s.n. Yolo Cache Creek, 3.5 miles northwest of Rumsey. Comment
  SEINET13767993  Castilleja densiflora Schank 1959-3-28 s.n. Yolo Above the Monticello Dam, ca 4 miles W of Winters. 305 Comment
  SFV8325  Castilleja exserta D. C. Fruchtenicht 1965-4-27 11 Yolo Along Putah Creek. 3 miles west of Winters. On steep, south-facing roadbank. 152 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
  HSC83324  Castilleja exserta subsp. exserta Robert E. Sholars 1975-5-6 26 Yolo N side of Putah Creek, 3/4 mi. W of Southern Pacific Railroad bridge, Winters Comment
  HSC90170  Castilleja exserta subsp. exserta Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 53 Yolo Hwy. 16, 1/2 mi. S of Colusa County line 221 Comment
  UCD19503  Castilleja exserta subsp. exserta Terry Reedy 1974-4-6 72 Yolo 2.5 mi. west of Winters on Highway 128, beside road. 45 Comment
  JEPS103915  Castilleja foliolosa T. I. and F. M. Chuang 1991-6-23 7836 Yolo 3 mi S of Colusa and Yolo Co. line, on highway 16. Comment
  JEPS88822  Castilleja foliolosa T. I. Chuang and F. M. Chuang 1991-6-23 7836 Yolo 3 mi s Colusa and Yolo county line (on Highway 16) Comment
  UC917280  Castilleja foliolosa S. C. Hanson 1949-5-5 20 Yolo about 3 mi w Winters; Putah Canyon Comment
  UCD122544  Castilleja foliolosa D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 170 Comment
  UCD168990  Castilleja foliolosa Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9293 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
  HSC20873  Castilleja lineariloba M. Dole 1963-4-9 19 Yolo 2 mi. W of Zamora on Rd. 15 Comment
  UCD146933  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
  UCD23197  Castilleja rubicundula subsp. lithospermoides A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  SEINET12029223  Casuarina equisetifolia Unknown 1954-1 224 Yolo Davis, along W edge of Davis High School athletic field Comment
  UCD55498  Caulanthus lasiophyllus J. Shepard 2000-3-12 75 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
  UCD59380  Ceanothus cuneatus Ellen Dean; Kate Mawdsley 2007-6-8 3855 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. 621 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
  UC338009  Ceanothus cuneatus var. cuneatus Lemmon 1891-5-28 Yolo Capay Valley Comment
  UCD20567  Ceanothus maritimus A. T. Leiser 1981-3-13 HN 24 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, B-6, row 32, plant 43. Comment
Read comments
Jan 10 2015
  RSA273226  Ceanothus thyrsiflorus Glenn A. Gorelick 1966-2-12 s.n. Yolo Yolo County: Arboretum, University of Califronia, Davis, along Putah Creek, Davis Comment
  UCD159355  Centaurea cyanus D. S. Park; G. J. Harrington 2010-6-10 140 Yolo 26412 Robin St, Esparto, weed in garden. Comment
  CHSC107010  Centaurea iberica Dave Minnesang; Phyllis Hiatt 1979-6-7 Yolo Glides Tule Ranch, south of Davis on Rd. 106. Comment
  CDA7228  Centaurea iberica G. D. Barbe 1984-6-28 4174 Yolo Glide Ranch east of Road 106, 1.4 miles south of Road 36, west of Yolo Bypass flood plain. 0 Comment
  UCD130039  Centaurea melitensis A. S. Crafts 1926-7-8 443 Yolo University Farm Campus, Davis. Comment
  UCD130065  Centaurea melitensis W. T. P. 1916-9-1 s.n. Yolo barley field near Davis. 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
  UCD15276  Centaurea solstitialis Claire Warshaw 1985-5-31 23 Yolo city of Davis, 1 mile north of Covell Blvd, in F Street field near green belt. 12 Comment
  UCD15685  Centaurea solstitialis David Uyeno 1989-6-4 8 Yolo Chiles Rd, Davis. 12 Comment
  CDA15765  Centaurium tenuiflorum G. F. Hrusa, T. D. Wilfred 1998-8-15 14766 a Yolo Central Valley; Tule Canal, 1/4 N of Hwy 16. Comment
  CAS-BOT-BC279099  Centromadia parryi subsp. rudis A. A. Heller 1940-9-16 15838 Yolo Along U.S. Highway #99W and in adjoining fields between Zamora and Dunnigan Comment
  CAS-BOT-BC279102  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
  UCD77503  Centromadia parryi subsp. rudis Robert E. Preston 1999-9-11 1241 Yolo 3 mi SE of Woodland, in fields N of Road 25. 9 Comment
  UCD120209  Centromadia pungens Ellen Dean 2012-4-19 7323 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation in weedy roadside. 10 Comment
  UCD144281  Centromadia pungens Carol W. Witham 2003-8-8 977 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD149341  Centromadia pungens Carl Schoner 1955-9-1 s.n. Yolo City of Woodland. 25 Comment
  UC917137  Centromadia pungens subsp. pungens H. Popenoe 1949-5-1 15 Yolo 2.5 mi ne of Davis; Pole Road Comment
  CAS-BOT-BC279412  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2590 Yolo 1 mi. W. of Sacramento River, W. of Sacramento on road to Davis Comment
  CDA29869  Cephalanthus occidentalis M. K. Beyers 2009-7-18 174 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
  UCD35815  Cephalanthus occidentalis B. Crampton 1962-8-27 6644 Yolo 4.6 miles s.e. of Knight's Landing, along the Sacramento River. Comment
  UCD37285  Cephalanthus occidentalis Beecher Crampton 1958-11-6 5137 Yolo Yolo County, 6 miles west of city of Winters, Vaca Mountains, along Putah Creek. Comment
  UCSB62932  Cephalanthus occidentalis Sarr, Dan 1995-7-26 Yolo No data 30 Comment
  CDA9303  Cephalanthus occidentalis var. californicus G. F. Hrusa 2007-7-22 17074 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  UCD98010  Cerastium fontanum subsp. vulgare Michelle Mahoney 1965-5-20 21 Yolo Davis, southwest corner of 3rd and J streets. 15 Comment
  RSA696189  Cerastium glomeratum Keith E. Hoffmaster 1939-4-6 s.n. Yolo Putah Canyon Comment
  CAS-BOT-BC388243  Cerastium glomeratum W. D. Hamilton 1946-3-29 s.n. Yolo Putah Canyon Comment
  CAS-BOT-BC207762  Cercis occidentalis Alice Eastwood 1927-3-28 14227 Yolo Near Winters Comment
  CDA26894  Cercis occidentalis T. C. Fuller 1962-3-27 7887 Yolo Putah Creek Canyon, road to Monticello Dam, 4 miles east of Winters. 0 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
  RSA181686  Cercis occidentalis L. Williams 1927-3-20 s.n. Yolo Putah Canyon Comment
  RSA600823  Cercis occidentalis Joseph A. Ewan 1934-3-18 8688 Yolo Putah Creek, 8 miles above Winters. 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
  UCD105658  Cercis occidentalis P. Thompson 1996-4-14 7 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UCD56740  Cercis occidentalis Ellen Dean; M. Bibbo 2007-3-23 3432 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
  CAS-BOT-BC136993  Cercocarpus betuloides var. betuloides John F. Emmel 1971-4-4 339 Yolo Thompson Canyon, NNE of Monticello Dam 243 Comment
  CAS-BOT-BC284546  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Cache Creek Canyon, 3.6 miles norht of Rumsey, Innner North Coast Range 213 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
  CDA4793  Chamaesyce maculata N. V. Wetering 1961-8-16 Yolo West Sacramento. 0 Comment
  CDA11823  Chamaesyce nutans G. F. Hrusa, B. Follansbee 1995-8-25 12460 Yolo Urban Weeds of California; Sunwise Co-op, Westernesse Rd. in West Davis. Comment
  UCD34228  Chamomilla suaveolens Beecher Crampton 1978-5-8 9581 Yolo 1/4 mile south of Saxon Station. Comment
  UCD21334  Chenopodium album J. Shepard 2000-6-30 318 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 the south side. Between entrance road and easternmost parking lot, below a 4 foot mound of topsoil. 12 Comment
  UCR220394  Chenopodium album Jean V. Shepard 2000-5-26 273 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), east along unpaved entrance road. Parking lot on north side of entrance road 12 Comment
  UCD105586  Chenopodium album P. B. Kennedy 1914-7-1 s.n. Yolo Farm, Davis. 'Lambs' - Quarters'. Comment
  UCD97754  Chenopodium album Beecher Crampton 1977-8-22 9521 Yolo Davis. Comment
  SEINET5641786  Chenopodium berlandieri Jean Shepard 2008-7-9 818 Yolo Yolo County: City of Davis, Covell Blvd. to Alhambra Dr., at entrance to Mace Ranch subdivision. Weed in unintended flower bed.; 0 Comment
  UCD73835  Chenopodium berlandieri Jean Shepard 2008-7-9 818 Yolo City of Davis, Covell Blvd. to Alhambra Dr., at entrace to Mace Ranch subdivision. Comment
  SEINET9338763  Chenopodium californicum Unknown 1998-3-21 Yolo Hwy 16 along Cache Creek at the rafting put-in. Comment
  JEPS84729  Chenopodium murale John W. Willoughby 1976-7-29 1801 Yolo along State Hwy 128 about 1.2 mi nw junction <with> County Road 86 (Pleasants Valley Road) (at fishing access, beside parking lot); Vaca Mountains, Putah Creek 60 Comment
  UCD98315  Chenopodium murale P. B. Kennedy 1914-7-1 s.n. Yolo Farm, Davis. Comment
  UCD142976  Chenopodium rubrum var. rubrum Ellen Dean; C. Robbins 2013-8-28 7994 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
  UCD143932  Chenopodium rubrum var. rubrum Ellen Dean; C. Robbins 2013-8-28 7994 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
  UCD21315  Chenopodium vulvaria J. Shepard 2000-5-20 266 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. Parking lot on north side of entrance road. 12 Comment
  UCR220393  Chenopodium vulvaria Jean V. Shepard 2000-5-20 266 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), east along unpaved entrance road. Parking lot on north side of entrance road 12 Comment
  SBBG21232  Chloris virgata B. Crampton 1955-8-23 Yolo 3 mi N of Davis; US Hwy 99 Comment
  UC1040705  Chloris virgata Beecher Crampton 1955-8-27 3140 Yolo along US Hwy 99W 3 mi n Davis Comment
  UCD34699  Chloris virgata Beecher Crampton 1988-9-6 10143 Yolo Yolo County, along road 98 just north of jct. with road 25A. Comment
  UCD57949  Chloris virgata A. M Shapiro 1996-7-4 s.n. Yolo Northern California, approximately 2 miles north of Davis, opposite end of F Street, Road 29. Comment
  UCD18245  Chloropyron palmatum E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 452 Yolo SE side of city of Woodland, SE of junction of roads 102 and 25, south side of road 25, in county park, NE of old rodeo stables, along dirt road, southeast corner of manmade pond. Comment
  UCD170327  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  UCD170328  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  SEINET5713148  Cichorium intybus Barbara Bogert 1970-1 28 Yolo Woodland Sewage Disposal Plant. 30 Comment
  UCD34110  Cirsium vulgare Beecher Crampton 1976-7-21 9403 Yolo UC Davis campus, Agricultural Practices area. 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
  UCD62785  Clarkia affinis Susan Zhang; Plant Biology 102 students 2008-5-3 1 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 Bray Creek. 103 Comment
  UCD72442  Clarkia concinna Ellen Dean 2008-4-25 4864 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
  UCD72448  Clarkia concinna Ellen Dean 2008-4-25 4871 Yolo Tuleyome Ireland Ranch, western part of ranch near Crooker Spring. 332 Comment
  UCR219961  Clarkia gracilis Ayzik Solomeshch 2004-4-28 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
  POM32290  Clarkia purpurea subsp. purpurea C. F. Baker 5065 Yolo Cache Creek Canyon Comment
  CHSC74996  Clarkia purpurea subsp. quadrivulnera E. D. Appenzeller 1995-5-28 19 Yolo West of city of Winters; off hwy 128 near Stebbins Cold Canyon. Comment
  JEPS43588  Clarkia purpurea subsp. quadrivulnera Elizabeth Ferguson 1920-5-15 342 Yolo w Winters; Putah Creek Comment
  UCD56703  Claytonia parviflora Ellen Dean; M. Bibbo 2007-3-23 3396 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
  UCD72424  Claytonia parviflora Ellen Dean 2008-4-25 4852 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  SFV8733  Claytonia parviflora subsp. parviflora R. H. Saigo 1961-4-24 16 Yolo Sacramento Valley Davis. 703 3rd Street. 15 Comment
  UCD149325  Claytonia perfoliata Collector Unknown 1925-2-21 s.n. Yolo City of Davis. 15 Comment
  UCD73108  Claytonia perfoliata Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4898 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek, by creek crossing. 100 Comment
  SEINET197465 Image available Claytonia perfoliata subsp. perfoliata Everett H. Everson 1951-2-23 2 Yolo Cache Creek Canyon, 5.3 mi NW of Rumsey, border of Yolo and Colusa counties. Comment
  CAS-BOT-BC440065  Claytonia perfoliata subsp. perfoliata R. H. Miller 1949-5-7 45 Yolo About 3 miles west of Winters, beside Putah Canyon road Comment
  CAS-BOT-BC440066  Claytonia perfoliata subsp. perfoliata W. D. Hamilton 1946-3-27 s.n. Yolo Davis Comment
  SEINET215094 Image available Claytonia perfoliata subsp. perfoliata W. P. Hackett 1960-3-13 2 Yolo Davis, E of airport, Univ. of CA. at Davis. Comment
  UCD100820  Claytonia perfoliata subsp. perfoliata B. A. Madsm 1925-3-19 s.n. Yolo Agron. Tract, Davis. Comment
  UCD35495  Claytonia perfoliata subsp. perfoliata Beecher Crampton 1957-3-26 3903 Yolo UC Davis campus. Pomology orchard. 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
  SEINET893259  Coleus blumei H. H. Dickson 1950-1 11 Yolo Landscape Gardening greenhouse, University of California campus, Davis Comment
  RSA0117398  Collinsia concolor Keith E. Hoffmaster 1939-4-6 918 Yolo Putah Canyon. Comment
  SEINET13394094  Collinsia heterophylla Unknown 1967-4-19 s.n. Yolo Winters area. 183 Comment
  UC638790  Collinsia heterophylla Ethel Crum 1938-5-7 1982 Yolo 4 mi n of Rumsey (Inner North Ranges, Cache Creek Canyon); Inner North Ranges, Cache Creek Canyon 152 Comment
  RSA590187  Collinsia sparsiflora Michael A. Vincent, Robert M. Rhode 1996-3-30 7267 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  UCD56698  Collinsia sparsiflora Ellen Dean; M. Bibbo 2007-3-23 3391 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
  UC917151  Collinsia sparsiflora var. collina R. B. Griffith 1949-4-11 16 B Yolo 5.5 mi n Rumsey (e of Cache Creek); e of Cache Creek Comment
  UC766271  Collinsia sparsiflora var. sparsiflora R. F. Hoover 1938-2-22 2767 Yolo Putah Creek Canyon Comment
  UCD36841  Conium maculatum Beecher Crampton 1956-3-27 3234 Yolo city of West Sacramento, eastern bank of Yolo Causeway. Comment
  UCD39211  Conium maculatum Beecher Crampton 1953-5-28 1345 Yolo 2 miles west of West Sacramento. East end of the Yolo Causeway. Comment
  UCSB50182  Consolida ajacis Gray, John 1976-4-25 Yolo In empty lot near Aggie-Villa, Davis; T 8N R 3E Sec 15 15 Comment
  CAS-BOT-BC216008  Convolvulus C. R. Quick 1974-7-21 74 -2 Yolo East levee of Elk Slough, west side of levee-top road (Road 144), south of Road 142, Merritt Island, about 20 mile SSW of Sacramento Comment
  SD257249  Convolvulus arvensis George K. Helmkamp, Mary Alice Barnes 2013-5-8 20519 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
  UCD126189  Convolvulus arvensis Cay Collette 1975-5-17 15 Yolo Knight's Landing. Along levee roadside, 50 feet from Sacramento River. 15 Comment
  UCD21260  Convolvulus arvensis J. Shepard 2000-4-21 149 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 on the south side of road. 12 Comment
  SEINET233342 Image available Convolvulus arvensis Steven Clendenning 1973-5-22 141 Yolo U.C. Davis campus, north of Briggs Hall 20 Comment
  UCD126199  Convolvulus arvensis P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg, Sacramento River. Comment
  UCD15572  Convolvulus arvensis Collector Unknown Date Unknown s.n. Yolo Putah Creek, near lake Berryessa. 30 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
  UCR219957  Conyza bonariensis 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-BC286047  Conyza canadensis C. R. Quick 1972-7-25 72 -24 Yolo On Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River. SE corner of Yolo Co. Comment
  JEPS84583  Conyza canadensis John W. Willoughby 1979-8-13 4412 Yolo fishing access along State Highway 128 about 1.2 mi w of the junction of the highway and Pleasants Valley Road Putah Creek (in open disturbed area near parking lot); Vaca Mountains, Putah Creek 60 Comment
  RSA420750  Cordylanthus palmatus Robert Gustafson 1985-6-15 3180 Yolo Jct of Road 25 and 103, SE of Woodland (private wildlife sanctuary) Comment
  UC1278026  Cordylanthus palmatus B. Crampton 1952-11-4 909 Yolo 1.5 mi e Woodland (vicinity of Woodland sewage disposal plant) 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
  SFV12167  Coriandrum sativum B. J. McCaskill, K. Onaga 1968-4-22 732 Yolo Sacramento Valley Davis. Northwest 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
  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
  CAS-BOT-BC474756  Cornus glabrata Ellen Dean; K. MacMillen 2013-8-9 7942 Yolo Downstream of Monticello Dam along Hwy 128, N side of Putah Creek in Putah Creek Vegetation Survey Plot 1NT4B 45 Comment
  SEINET892931  Coronilla emerus B. J. McCaskill 1954-1 222 Yolo In yard at 709 7th Street, Davis. 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
  SEINET3926230  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.; 0 Comment
  UCD22757  Cotoneaster dammeri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  UCD73723  Cotula australis Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 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
  UCD19104  Cotula coronopifolia A. M. Shapiro 1987-3-24 s.n. Yolo city of Davis, in median strip of Russell Blvd. near Anderson Rd. 15 Comment
  UCD80825  Crassula aquatica Ellen Dean 2009-3-22 5283 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
  UCD101828  Crassula connata Robert C. Bechtel 1952-3-16 23 Yolo Putah Canyon. 60 Comment
  UCD160470  Crassula tillaea Ellen Dean; Craig Thomsen 2015-3-21 8589 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
  UCD73620  Crassula tillaea Ellen Dean; Elizabeth Goebel 2008-4-7 4747 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD126221  Cressa truxillensis P. B. Kennedy 1916-7-23 s.n. Yolo Exact location unknown. Comment
  UC1360437  Crossandra infundibuliformis Edward B. Risley 1968-6-7 Yolo In greenhouse at 620 B street, Davis, Yolo County, California. Comment
  UCD142089  Croton setiger H. R. Drever 1945-8-11 s.n. Yolo University of California campus, Davis. Comment
  UCD67915  Croton setiger Allen Hahus 1978-5-22 31 Yolo Near city of Davis, 0.5 miles N of Covell Blvd. along rd 99. Valley Grassland. 15 Comment
  CAS-BOT-BC190137  Crypsis schoenoides R. N. Raynor 1940-10-10 s.n. Yolo Conway Ranch north of Bypass. Comment
  CAS-BOT-BC190138  Crypsis schoenoides R. N. Raynor 1940-10-20 s.n. Yolo Conway Ranch north of Bypass. Comment
  UCD21412  Crypsis schoenoides J. Shepard 2001-6-16 465 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. Along east border of park, 5 yards west of Department of Defense fence. 12 Comment
  UCD59915  Crypsis schoenoides R. N. Raynor 1940-10-20 Yolo North of Yolo Bypass. 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
  POM64395  Cryptantha excavata C. F. Baker 1903-5-8 2886 Yolo Cache Creek cannon [Canyon] Comment
  UCD119780  Cryptantha excavata Beecher Crampton 1958-4-21 4717 Yolo along State Highway 16, 6.5 miles northwest of Rumsey. Comment
  UC762406  Cryptantha flaccida R. F. Hoover 1938-4-23 3198 Yolo grade on Rumsey to Arbuckle road Comment
  UCD160092  Cryptantha flaccida Mayra Huerta 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near ranch headquarters. 99 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
  UCD37598  Cryptantha flaccida Beecher Crampton 1955-4-18 2502 Yolo Yolo County, 2 miles west of Winters. Comment
  SEINET10734695  Cucumis melo Stephanie Frischie 2000-9-30 Frischie 101 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10848439  Cucurbita pepo Stephanie Frischie 2000-9-27 Frischie 69 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  CHSC59934  Cupressus guadalupensis Warren Roberts; Bill Sacks 1981-1-15 Yolo Northeast of Mrak Bridge, section V A of Arboretum, University of California, Davis. Comment
  CAS-BOT-BC532593  Cupressus macnabiana G. Ledyard Stebbins 1954-2-1 s.n. Yolo Cedar Basin. [No county given in original location info; this could be a Cedar Basin in a different county] Comment
  UCD112249  Cupressus macnabiana Christopher Mallek 2008-5-13 s.n. Yolo Cedar Basin (incl. Smith Flat). 597 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
  UCD34574  Cuscuta Beecher Crampton 1985-9-5 10019 Yolo 3.5 miles S.E. of Woodland on road 25, (T9N R2E sect. 11). Comment
  UCD33827  Cuscuta brachycalyx Beecher Crampton 1973-7-9 8974 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 X 103. Comment
  UCR224670  Cuscuta brachycalyx Jean V. Shepard 2010-8-15 845 Yolo Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (Co. Rd. 104), thence east along unpaved entrance road to Sacramento Valley Soaring Society field, to the north 12 Comment
  CAS-BOT-BC224422  Cuscuta californica Beecher Crampton 1978-6-26 9607 Yolo 4 miles S.E. of Woodland Comment
  CDA33343  Cuscuta japonica Ramona Robison 2010-11-1 PDR# 1470296 Yolo Clarksburg; North River Road, north of Babel Slough Road. 0 Comment
  CHSC97913  Cuscuta japonica Bill Lyon 2006-11-28 PDR 1441246 Yolo West Sacramento; 1912 Proctor Ave. 4 Comment
  UCD98531  Cycloloma atriplicifolium R. Raynor 1943-9-1 s.n. Yolo Railroad right-of-way, West Sacramento. Comment
  UCR198097  Cynodon Beecher Crampton 1970-6-24 8624 Yolo Sacramento Valley, UC Davis campus sewer air exhaust site 16 Comment
  SEINET242436 Image available Cynodon dactylon Beecher Crampton 1954-9-1 s.n. Yolo UC Davis, agronomy division grass garden. Comment
  UCD37781  Cynodon dactylon Beecher Crampton 1962-1-10 6086 Yolo Yolo County, city of Davis. 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
  UCD60116  Cynodon dactylon P. B. Kennedy 1915-1 s. n. Yolo Davis. Comment
  CAS-BOT-BC190204  Cynodon dactylon Bellue 1933-6-11 s.n. Yolo Unspecified. Comment
  CDA1943  Cynodon dactylon M. K. Bellue 1933-6-11 Yolo 0 Comment
  SEINET219759 Image available Cynodon dactylon var. dactylon S. Pearman 1964-5-24 32 Yolo Davis Ca. 14 Comment
  UCD119180  Cynoglossum grande Marvin Nies 1951-2-23 5 Yolo 5 miles north of Rumsey. Comment
  CAS-BOT-BC114748  Cyperus alternifolius Clarence Roy Quick 1972-8-3 72 -33 Yolo Merritt Island, about 20 mi SSW of Sacramento, just W of the Sacramento River. Comment
  SD131803  Cyperus difformis Barbara Ertter 1988-10-21 7995 Yolo Sacramento Valley; ca. 10 airmiles west of Woodland; Cache Creek at Road 89 crossing just west of I-505; east of gravel pits 1.5 miles north of Madison; shallow backwater pool; gravelly. 36 Comment
  UC569553  Cyperus eragrostis H. S. Yates 1936-8-14 6124 Yolo 8 mi. n.e. Knights Landing; Dunnigan Quad. 15 Comment
  UCD141664  Cyperus eragrostis Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7791 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 4E of the Putah Creek vegetation survey. 9 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
  RSA518723  Cyperus eragrostis Barbara Ertter 1988-10-21 7993 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 Valley 37 Comment
  RSA127046  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 mi NE of Knights Landing 15 Comment
  UCD37279  Cyperus erythrorhizos Beecher Crampton 1958-9-29 5120 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  UCD38266  Cyperus esculentus Beecher Crampton 1953-10-21 1724 Yolo Davis. Comment
  UCR148106  Cyperus ferax Beecher Crampton 1969-10-21 8524 Yolo Putah Creek bed, south of University airport 2 Comment
  UCD33554  Cyperus odoratus Beecher Crampton 1969-10-21 8524 Yolo Putah Creek bed, S.E. of University airport. Comment
  CDA15358  Cyperus rotundus G. F. Hrusa 1996-10-2 13581 Yolo Central Valley; Corner of North & Walnut in City of Woodland. Comment
  UC1021830  Cyperus rotundus June McCaskill 1955-3-14 380 Yolo Agronomy Greenhouse U.C. Davis 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-BC114000  Cyperus rotundus Clarence Roy Quick 1972-4-7 72 -5 Yolo Homesite of Henry L and Nettie Smith, Plyman; Clarksburg. Comment
  SEINET893037  Cytisus canariensis June McCaskill 1954-1 301 Yolo West side of Construction and Repair Building, University of California, Davis. Comment
  UCD20597  Dactylis glomerata E. Dean; with M. Bibbo 2002-7-5 1140 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 Comment
  UCD60192  Dactylis glomerata E. G. Cakin 1947-5-11 s. n. Yolo North of Davis. Comment
  UCD60292  Dactylis glomerata Beecher Crampton 1962-4-18 6231 Yolo Davis. Southern Pacific R. R. Station. Comment
  UCD138005  Damasonium californicum R. H. Miller 1949-5-11 52 Yolo on south side of west end of Yolo Causeway. Comment
  SEINET11696020  Danthonia californica Unknown n d T.O. 3014 Yolo UC Davis Campus, Agronomy Experimental Areas, Plant Introduction Nursery, seed from San Mateo Co Comment
  UCD60858  Danthonia californica var. americana Beecher Crampton 1961-7-21 5939 Yolo 2.5 miles west of Davis, along Russell Blvd. Comment
  UCD62877  Datisca glomerata Chris Mosser; Plant Biology 102 students 2008-5-3 6 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 as well as in the creek. 100 Comment
  UCR244759  Datura ferox Jean V. Shepard 2011-8-20 856 Yolo NE of Woodland, from intersection of county roads 102 & 16, east on road 16 to T. Right on Rd 16A around Gray's Bend about 2 miles to private dirt road on left. Site is just east of Sutter Co. line. 14 Comment
  CDA5764  Datura stramonium J. Fuji 1983-9-28 Yolo Port of Sacramento, West Sacramento. 0 Comment
  SEINET212395 Image available Datura stramonium Timothy K. Lowery 1973-8-15 2 Yolo 1/2 m N of Rumsey in a waste field by side of hyw. 16 91 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
  UCD126533  Datura stramonium M. Phillips 1929-10-1 2067 Yolo Putah Canyon. Comment
  UCD149335  Datura stramonium Collector Unknown 1949-1 s.n. Yolo City of Woodland. 25 Comment
  UCD126535  Datura stramonium W. W. Robbins 1932-6-27 s.n. Yolo University Farm, Davis. Comment
  UCD125903  Datura wrightii Beecher Crampton 1953-10-26 1727 Yolo South bank of Putah Creek, new channel, 3 miles S. of Davis. Comment
  UCD20852  Daucus pusillus N. Nicola 2001-4-19 069 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD59315  Daucus pusillus Ellen Dean; Kate Mawdsley 2007-5-11 3739 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
  UCD41115  Delphinium X belladonna K. Arhangelsky 2002-5-9 210 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD95701  Delphinium decorum Ogden C. Riddle 1942-3-29 21 Yolo Road west of Recreation Beach in Putah Canyon. Comment
  LA207397  Delphinium hansenii H. Lewis; Carl Epling 1946-5-5 606 Yolo Bridge 2234, 3.8 mi. W of Winters Comment
  LA207394  Delphinium hansenii H. Lewis; G. Mehlquist 1941-9-5 sn Yolo State Highway #28, 3.6 mi. W of Winters 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
  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
  UCD82327  Delphinium variegatum Robin McMaster 1973-4-15 317 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  CAS-BOT-BC16948  Delphinium variegatum subsp. variegatum Alice Eastwood 1927-3-28 14220 Yolo near Winters Comment
  SD180625  Deschampsia danthonioides Beecher Crampton 1962-4-28 6344 Yolo 2 miles northeast of Davis near city dump Comment
  UCD21248  Deschampsia danthonioides J. Shepard 2000-4-13 132 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, ca 50 feet farther south of depressed rectangular area. 12 Comment
  UCD62848  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mi. N of Davis. Comment
  UCD62858  Deschampsia danthonioides E. G. Cakin 1947-4-27 Yolo North of Davis. Comment
  UCD72414  Deschampsia danthonioides Ellen Dean; Kate Mawdsley 2008-4-16 4819 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
  UCD33597  Dianthus armeria Beecher Crampton 1970-6-22 8622 Yolo Yolo County, UC Davis campus, Dairy barn lawn. Comment
  UC917352  Dichelostemma capitatum R. H. Miller 1949-3-27 5 Yolo Putah Canyon Comment
  UCD139219  Dichelostemma capitatum R. B. Griffith 1949-3-20 4 Yolo Putah Canyon. Comment
  UCD54300  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
  CAS-BOT-BC483642  Dichelostemma capitatum Beecher Crampton 1982-3-8 9815 Yolo 5 miles west of Winters Comment
  UCD34395  Dichelostemma capitatum Beecher Crampton 1982-3-8 9815 Yolo 5 miles west of Winters on Hwy. 128. Comment
  RSA589907  Dichelostemma capitatum subsp. capitatum Michael A. Vincent, Robert M. Rhode 1996-3-30 7254 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD160553  Dichelostemma capitatum subsp. capitatum Ellen Dean; Craig Thomsen 2015-3-21 8605 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
  UCD78247  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-2-25 372 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 mile along unpaved entrance road, nearly to DOD fence . About 20 yd. south of road. 12 Comment
  UCR178429  Dichelostemma capitatum subsp. capitatum Jean V. Shepard 2001-3-22 403 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), thence east along unpaved entrance road. Approx. 0.5 mile and 130 yards west of fence separating park from Dept. of Defense land 12 Comment
  UCD139208  Dichelostemma capitatum subsp. capitatum F. H. Bolster 1912-4-1 s.n. Yolo Davis. 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
  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
  UCD35505  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo Yolo County; Davis City Hall. Comment
  UCD37727  Digitaria ischaemum Beecher Crampton 1961-9-15 5974 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD36795  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo Yolo County, 1.5 north of city of Davis, along U.S. Highway 99W. Comment
  UCD63995  Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Davis, Russell Blvd. divider strip. Comment
  UCD64004  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo U.S. Hwy. 99 W, 1.5 miles north of Davis. Comment
  UCD64159  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo Yolo County, UC Davis agronomy field. Comment
  SEINET13767727 Image available Diplacus aurantiacus S. C. Hanson 1949-1 16 Yolo Putah Canyon Comment
  CAS-BOT-BC151332  Diplacus tricolor A. A. Heller; H. E. Brown 1902-4-29 5417 Yolo Near Madison Comment
  UCD114709  Diplotaxis tenuifolia A. M. Shapiro 2004-10-31 s.n. Yolo Davis, apparently growing as a weed in community gardens opposite 1818 Fifth Street. 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
  UCD168430  Dodecatheon hendersonii Ellen Dean 2017-3-15 9252 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. 57 Comment
  UCD118837  Dodecatheon hendersonii C. G. Baughn 1949-4-11 10 Yolo 5.5 miles northwest of Rumsey. 129 Comment
  UCD37387  Downingia bicornuta Beecher Crampton 1960-5-9 5501 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCR198116  Downingia bicornuta var. picta Beecher Crampton 1978-5-8 9586 Yolo 1 mi south of Saxon Station 5 Comment
  UCD144781  Downingia insignis Carol W. Witham 2003-4-7 879 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21391  Downingia insignis J. Shepard 2001-4-27 435 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 a large vernal pool on east border of of park and Department of Defense land. 12 Comment
  UCD55042  Downingia insignis Everett H. Everson 1951-4-19 38 Yolo 8.2 miles southeast of Davis on county road 34A. 6 Comment
  UCD55043  Downingia insignis K. Esau; M. Phillips 1929-4-11 1892 Yolo Davis. 15 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
  HSC3850  Downingia insignis M. Dole 1963-4-14 66 Yolo 1/2 mi. S of US 40 on Road 104 Comment
  JEPS108468  Downingia insignis Lisa Schultheis 1995-4-23 60 -95 Yolo Davis antennae site, MacClellend Air Force Base. South of Davis. North of Rd. 36 and east of Rd. 104 Comment
  UCD33961  Downingia insignis Beecher Crampton 1975-5-23 9199 Yolo Yolo County, 3/4 mile S.W. of Saxon Station. Comment
  POM59017  Downingia ornatissima A. A. Heller, H. E. Brown 1902-4-29 s.n. Yolo Near Madison. Comment
  UCD55113  Downingia ornatissima T. Tomich 1949-5-20 51 Yolo Two miles west of Davis. 18 Comment
  RSA0016961  Downingia ornatissima T. Tomich 1949-5-20 s.n. Yolo 2 miles W of Davis. Comment
  SEINET9292225  Downingia ornatissima var. eximia Unknown 1978-5-8 9585 Yolo 1 mile S of Saxon Station. Large vernal meadow, common, assoc. Lasthenia fremontii, Allocarya, Downingia insignis, D. bicornuta, Pogogyne douglasii. Comment
  UCD34231  Downingia ornatissima var. eximia Beecher Crampton 1978-5-8 9585 Yolo Yolo County, 1 mile south of Saxon Station, T7N R3E sect. 17 N.W. quarter. Comment
  JEPS14435  Downingia pulchella W. L. Jepson 1940-5-17 19924 Yolo 7 mi e Davis (Plumtree sta., Yolo Causeway) Comment
  UC66144  Downingia pulchella A. A. Heller and H. E. Brown 1902-4-29 5421 Yolo near Madison 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
  UCD54992  Downingia pulchella H. B. Nidever 1951-4-26 23 B Yolo 2.5 miles east of Davis. 9 Comment
  UCD54993  Downingia pulchella R. H. Miller 1949-4-16 39 Yolo Near west end of Yolo Causeway. Comment
  SEINET8039648  Downingia pulchella B. Crampton 1953-3-31 1049 Yolo Madison, along railroad. Comment
  UC494211  Downingia pulchella E. A. Wilkins 1932-4-28 Yolo Bypass Comment
  UCR226148  Draba verna Rick Karban 2006-5-24 s.n. Yolo UC Davis campus 17 Comment
  UCD59361  Dryopteris arguta Ellen Dean; Kate Mawdsley 2007-5-11 3785 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
  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
  UC144380  Dudleya cymosa B 1902-5-8 3235 Yolo summit Yolo Mtn Comment
  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
  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
  SEINET11989050  Ecballium elaterium J. McCaskill, Onaga, K. 1965-1 709 Yolo N side of Botany greenhouse #10, University of California campus, Davis Comment
  SEINET241774 Image available Echinochloa Beecher Crampton 1965-8-18 7482 q Yolo 3 miles NW of Davis on County Rd. 99 between roads 30 and 31. Comment
  HSC87775  Echinochloa colona June McCaskill, Margene Griggs, W. A. Harvey 1968-8-1 737 Yolo 1/2 mile east of University of California, Davis. Comment
  SBBG21238  Echinochloa colona B. Crampton 1961-7-21 Yolo 2.5 mi W of Davis Comment
  SEINET246027 Image available Echinochloa colona Beecher Crampton 1954-9-9 2268 Yolo 2 miles north of Davis. Comment
  UCD36445  Echinochloa colona Beecher Crampton 1953-8-24 1601 Yolo Yolo County, 1 mile west of city of Winters. 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
  UCD37752  Echinochloa colona Beecher Crampton 1961-10-25 6031 Yolo Yolo County, 1.5 miles southwest of Woodland, along County Road 98. Comment
  UCD60746  Echinochloa colona Michael Mount 1996-7-8 s. n. Yolo Road 27, 3/4 of a mile West of Road 98. Found in an irrigated agricultural area. Comment
  UCD60747  Echinochloa colona June McCaskill; Margene Griggs and W. A. Harvey 1968-8-1 737 Yolo ca. 1/2 mile east of University Airport, University of California at Davis. Agronomy field plot A-8. Comment
  SACT001028  Echinochloa crus-galli Brian Brown 1975-10-27 Yolo Semi-moist habitat. Comment
  SBBG115365  Echinochloa crus-galli B. Crampton 1965-7-7 7440 Yolo ca. 8.2 mi W of Winters on Hwy 128, Putah Crk Cyn Comment
  SEINET241776 Image available Echinochloa crus-galli Beecher Crampton 1965-8-18 7482 c Yolo 3 miles NW of Davis on County rd. 99 between roads 30 and 31. Comment
  UCD32911  Echinochloa crus-galli Beecher Crampton 1965-7-7 7433 Yolo Yolo County, UC Davis, Campbell tract around irrigation valve. Comment
  UCD32930  Echinochloa crus-galli Beecher Crampton 1965-7-8 7449 Yolo Yolo County, 8 miles N.W. of knight's Landing. Comment
  UCD32965  Echinochloa crus-galli Beecher Crampton 1965-8-18 7486 Yolo 3 miles W of Knight's Landing. Comment
  UCD60824  Echinochloa crus-galli Beecher Crampton 1957-9-24 4634 Yolo Along Co. Rd.. 99, 3 miles north of Davis. Comment
  UCD60827  Echinochloa crus-galli Beecher Crampton 1961-10-25 6037 Yolo 2.5 miles south of Woodland, along County Road 98. Comment
  UCD60848  Echinochloa crus-galli Beecher Crampton 1953-8-30 1630 Yolo Cultivated field, 4 miles north of Woodland. Comment
  UCR141629  Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo Sacramento Valley, UC Davis agronomy nursery 16 Comment
  UCR152270  Echinochloa crus-galli Beecher Crampton 1959-11-2 5468 Yolo 7.5 mi west of city of Davis Comment
  SEINET3928683  Echinochloa crus-galli Beecher Crampton 1965-7-7 7434 Yolo 2.5 miles W.N.W of Davis, jct. of county roads 98 and 31.; 0 Comment
  HSC101766  Echinochloa muricata var. microstachya J. P. Smith 2011-9-24 13430 Yolo Along State Route 16 west of Esparto 21 Comment
  UCR119027  Eclipta alba Beecher Crampton 1954-9-28 2282 Yolo Sacramento Valley, 5 miles east of Davis 15 Comment
  RSA518822  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 airmiles W of Woodland. 37 Comment
  UCD131243  Eclipta prostrata K. Esau; K. Hartmann 1941-8-19 s.n. Yolo Knights Landing, U.S. #45. 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
  UCD20606  Ehrendorferia chrysantha E. Dean; with M. Bibbo 2002-7-5 1120 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.0 road miles E of jct with road to Soda Springs and gate into McLaughlin Reserve. 579 Comment
  UCD20893  Ehrendorferia chrysantha N. Nicola 2001-1-5 121 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD20163  Ehrharta erecta Bob Laben 2002-1-24 s.n. Yolo Davis. From Bob Laben's garden, 502 Oak Ave. Comment
  UCD21054  Elatine californica Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 234 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  UCD84359  Elatine rubella 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
  UCD55490  Eleocharis macrostachya J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 654 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 nearly to DOD fence, thence south .2 mi. to vernal pool straddling fence. 10 Comment
  SEINET8820835 Image available Eleocharis macrostachya Margery Twining 1964-5-20 31 Yolo County Road 101A, .5 mi N of County Road 31, N of Davis Comment
  UCD49785  Eleocharis macrostachya R. Tofsrud 1947-4-24 s.n. Yolo North of Davis. 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
  SBBG26341  Eleusine indica B. Crampton 1964-7-29 7135 Yolo University of California Davis campus Comment
  UCD34178  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Yolo County, Davis, UC Davis campus quad lawn. Comment
  UCD61262  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo UC - Davis campus Main Quad. Comment
  UCD61263  Eleusine indica Luther Jones 1962-8-10 Yolo UC - Davis campus. Comment
  UCD20746  Elyhordeum macounii E. Dean; with M. Bibbo 2002-7-5 1151 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through the valley, alongside of dried drainage, S of stock pond. 457 Comment
  UCD141591  Elymus glaucus Ellen Dean 2013-5-15 7762 Yolo Along Putah Creek, just East of Old Davis Rd. crossing. Plot DRR 1D of Putah Creek vegetation sampling project. 15 Comment
  UCD161067  Elymus glaucus Craig Thomsen 2006-5-10 2648 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
  UCD59375  Elymus glaucus Ellen Dean; Kate Mawdsley 2007-6-8 3850 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 on berm just north of stock pond. 627 Comment
  CAS-BOT-BC203408  Elymus glaucus subsp. glaucus Roxana Stinchfield 1916-6-25 330 Yolo Buckeye Creek - Goodwin Ranch Comment
  CAS-BOT-BC234101  Elymus multisetus A. A. Heller 1902-5-21 5577 Yolo Near Madison Comment
  UCD62572  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Southern Pacific R. R. Station, Davis. Comment
  UCD62573  Elymus repens Beecher Crampton 1961-3-13 5828 Yolo Southern Pacific R. R. station, Davis. Comment
  UCD37677  Elymus trachycaulus var. majus Beecher Crampton 1961-6-1 5880 Yolo Yolo County, northern city limit of Davis, along County Road 31. Comment
  HSC9741  Elymus triticoides J. V. Lenz 1947-5-8 Yolo Esparto Comment
  UCD105387  Epilobium brachycarpum Daryl Koutnik; John Sowell 1978-10-27 570 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCR190478  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-9-17 12970 Yolo Sacramento Valley, along CA-16 at Madison, at junction with County Road-89, about 9 miles west of Brower's Corner in Woodland 43 Comment
  UCD37229  Epilobium campestre Beecher Crampton 1958-6-27 4977 Yolo 1.3 miles south of Dunnigan. Comment
  UCD41055  Epilobium campestre Carol W. Witham 2003-8-8 986 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD84352  Epilobium campestre Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD105941  Epilobium campestre Fleur Ng'weno 1989-5-15 DQ 48 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD38279  Epilobium canum Beecher Crampton 1952-10-27 896 Yolo Creek bank leading into Putah Creek, 5 miles west of Winters. Comment
  CHSC79326  Epilobium canum subsp. canum Beecher Crampton 1975-11-18 9338 Yolo Ca. 6 miles west of Winters along Hwy. 128. Comment
  UCD105425  Epilobium canum subsp. canum M. Phillips 1929-10-1 2070 Yolo Putah Canyon. Comment
  RSA96671  Epilobium canum subsp. canum Percy C. Everett, E. K. Balls 1954-10-19 20367 Yolo Cache Creek, 5.8 miles NW of Rumsey on Highway 16 to Madison 152 Comment
  UCD161107  Epilobium cleistogamum Jean Shepard 2000-6-3 297 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 of park. South approximately 200 yards to a low area and vernal pools. 12 Comment
  UCR212350  Epilobium cleistogamum Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  RSA0037240  Equisetum Keith E. Hoffmaster 1941-3-15 s.n. Yolo Sacramento river levee. Comment
  UCD135320  Equisetum X ferrissii Clarence R. Quick 1969-6-14 69 -12 Yolo Merritt Island. Near junction of country roads #140 and 142. 3.5 miles S of Clarksburg. Comment
  UCD70568  Equisetum arvense Art Shapiro 1998-4-10 s.n. Yolo City of Davis, UC Davis campus. Parking lot N of La Rue Ave. tennis courts. In gravelly non-native soil in divider. Prostrate mat at ground level. Comment
  UCD93104  Equisetum telmateia subsp. braunii Catherine E. Koehler 2007-8-21 s.n. Yolo McLaughlin Reserve, Davis Creek shoals where entering the reservoir. 436 Comment
  RSA670128  Eragrostis June McCaskill 1976-9-9 s.n. Yolo City of Davis, Front yard of 731 A St. Comment
  SEINET242440  Eragrostis biflora Beecher Crampton 1963-1-14 1839 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery Comment
  CAS-BOT-BC204451  Eragrostis cilianensis P. B. Kennedy 1915-1-1 s.n. Yolo Davis Comment
  UCD33466  Eragrostis cilianensis Beecher Crampton 1968-9-6 8339 Yolo Yolo County, 3 miles west of Winters on Hwy. 128. Comment
  UCD37753  Eragrostis cilianensis Beecher Crampton 1961-10-25 6032 Yolo Yolo County, 1.5 miles southwest of Woodland, along County Road 98. Comment
  UCD62937  Eragrostis cilianensis A. A. Beetle 1942-10-1 1891 Yolo Near Davis. Comment
  UCD62941  Eragrostis cilianensis Beecher Crampton 1968-9-6 8339 Yolo 3 miles west of Winters, State Hwy. 128. Comment
  UCD38008  Eragrostis curvula Beecher Crampton 1962-8-27 6641 Yolo Yolo County, 4 miles south of Woodland, at junction of County Roads 98 and 25A. Comment
  UCD63099  Eragrostis curvula Beecher Crampton 1971-9-7 8756 Yolo 1 mile east of Davis (city limits) Covell Blvd. (County Rd. 31). Comment
  SEINET10552662  Eragrostis curvula Lewis S. Rose 1967-6-11 Rose 67101 Yolo 2 mi NW of Woodland. Roadside ditch. 6 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
  UCD36495  Eragrostis hypnoides Beecher Crampton 1953-10-15 1697 Yolo Yolo County, Capay, along Cache Creek. Comment
  CAS-BOT-BC242653  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo 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
  UCD63822  Eragrostis mexicana subsp. virescens W. W. Robbins; Gramineae 1943-8-1 s.n. Yolo Lowe Ranch N. of Woodland. Comment
  UCD63408  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD63440  Eragrostis minor Collector Unknown 1941-10-1 Yolo near Davis. Comment
  UCR119115  Eragrostis orcuttiana Beecher Crampton 1961-11-15 6079 Yolo Sacramento Valley, City of Davis, University of California campus. 15 Comment
  CAS-BOT-BC284078  Eragrostis pectinacea var. pectinacea unspecified 1929-5-9 s.n. Yolo Davis Comment
  UCD64464  Eragrostis pectinacea var. pectinacea J. M Tucker 1981-7-22 4460 Yolo University of California, Davis, campus, southeast corner of Wellman Hall. 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
  SEINET8465061 Image available Eragrostis pilosa Beecher Crampton 1953-10-16 1701 Yolo Sacramento Valley; 4 mi east of city of Davis, along US Hwy 40 Comment
  UCD37498  Eragrostis tef Beecher Crampton 1960-9-21 5781 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UC1153798  Eragrostis trichodes Beecher Crampton 1957-8-19 Yolo Agronomy Experimental Areas Davis Campus Comment
  UCD32790  Eriochloa Beecher Crampton 1954-9-1 2264 Yolo U.C. Agronomy, strawberry clover plots. Comment
  UCD65691  Eriochloa acuminata Beecher Crampton 1969-10-2 8516 Yolo ca. 7.5 miles west Davis, County Road 31, just west of its junction with County Road 95. Comment
  RSA734062  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  SBBG116112  Eriochloa contracta B. Crampton 1969-10-30 8529 Yolo ca. 4 mi W of Davis at jct of Rds 31 and 97 Comment
  UC1116690  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo University of California Davis, agronomy plots University of California Davis Comment
  UCD33557  Eriochloa contracta Beecher Crampton 1969-10-30 8529 Yolo 4 miles west of Davis at jct. of roads 31 and 97. Comment
  CAS-BOT-BC216037  Eriodictyon californicum C. F. Baker 1903-5-7 2930 Yolo Rumsey Comment
  UCD20853  Eriodictyon californicum N. Nicola 2001-4-23 070 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  CAS-BOT-BC242584  Eriogonum dasyanthemum Rowena Beans 1913-10-9 s.n. Yolo Guinda, Capay Valley 106 Comment
  RSA97549  Eriogonum dasyanthemum Beecher Crampton 1954-9-9 2266 Yolo Valley plains, 2 miles west of Winters Comment
  UCD99891  Eriogonum dasyanthemum Beecher Crampton 1954-9-9 2266 Yolo 2 miles west of winters. Comment
  UC1504697  Eriogonum wrightii Tim Lowrey 1972-7-30 Yolo bank on edge of Cache Creek 1 mi n Rumsey Bridge; Cache Creek Comment
  JEPS34591  Eriophyllum lanatum var. achilleoides E. V. Ferguson 1920-5-15 339 Yolo Putah Creek Putah Creek (w Yolo Co.) Comment
  RSA695586  Eriophyllum lanatum var. achilleoides Keith E. Hoffmaster 1939-4-26 935 Yolo Putah Canyon. Comment
  UC468944  Eriophyllum lanatum var. achilleoides Francis Ramaley 1917-5-29 11312 Yolo 8 mi w Winters Comment
  CAS-BOT-BC301395  Eriophyllum lanatum var. grandiflorum Roxana S. Ferris 1917-4-20 714 Yolo Along Buckeye Creek 3 miles west of railroad 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
  UCD103060  Erodium botrys G. F. Hrusa 1996-4-10 12744 Yolo Central Valley, W side of Tule Canal, 1/2 miles N of Interstate 5 and 4 m. S of Woodland. 20 Comment
  UCD19448  Erodium botrys J. Shepard 2000-2-18 40 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; in open field on south side of road. 12 Comment
  UCD20809  Erodium botrys N. Nicola; C. Kremen 2001-3-16 025 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD19450  Erodium cicutarium J. Shepard 2000-2-19 42 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; growing on north side of road. 12 Comment
  UCD62868  Erodium cicutarium Tavis Forrester; Plant Biology 102 students 2008-4-6 6 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
  UC1040704  Erodium macrophyllum Beecher Crampton 1955-5-12 2773 Yolo 7.5 mi w Davis (Wm. Moon Ranch) Comment
  RSA0045322  Erodium moschatum Lois Weston 1942-4-7 1122 Yolo Univ. campus, Davis. Comment
  UCD103259  Erodium moschatum G. F. Hrusa 1996-4-10 12743 Yolo Central Valley, W side of Tule Canal, 1/2 miles N of Interstate 5 and 4 m. S of Woodland. 20 Comment
  UCD114815  Eruca vesicaria subsp. sativa J. W. Gilmore 1938-4-7 s.n. Yolo Davis. Comment
  UCD114816  Eruca vesicaria subsp. sativa J. W. Gilmore 1938-4-7 s.n. Yolo Davis. Comment
  UCD55509  Eryngium J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 655 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 .4 mi. along unpaved entrance road, then .2 mi. south. 12 Comment
  UCR198242  Eryngium aristulatum Dean Kelch 2007-5-18 07 .320 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  UCD23210  Eryngium jepsonii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD80861  Eryngium jepsonii Robert E. Preston 2007-4-20 2434 Yolo 7.6 mi S of Davis, on Tule Ranch. 12 Comment
  UCD129873  Eryngium oblanceolatum J. Shepard 1999-8-10 15 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
  UCD23185  Eryngium oblanceolatum A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD21174  Eryngium oblanceolatum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-4 349 Yolo near the town of Davis. SE of Road 104 and Road 38. Glide/Tule Ranch site. Pool # GLI002. Comment
  UCD15290  Erysimum capitatum Claire Warshaw 1985-4-5 4 Yolo 4 miles west of the intersection of Highway 128 and Pleasants Valley Road; Comment
  POM143102  Erysimum capitatum var. capitatum C. F. Baker 1903-5-8 2893 Yolo Cache Creek cannon [Canyon] Comment
  UCD20013  Eschscholzia caespitosa C. H. Lamoureux; Jack, Marie, and Susan Sheets 1957-4-28 1226 Yolo Capay Canyon. Hwy 16, 7.1 miles NW of Rumsey. 0.1 mile SE of Yolo-Colusa County line. 304 Comment
  UCD94044  Eschscholzia caespitosa Shannon M. Still 2006-3-23 49 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 39 Comment
  UCD94046  Eschscholzia caespitosa Shannon M. Still 2006-3-23 51 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 59 Comment
  UCD94047  Eschscholzia caespitosa Shannon M. Still 2006-3-23 53 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 48 Comment
  UCD94054  Eschscholzia caespitosa Shannon M. Still 2006-3-23 61 Yolo California. Yolo County: CA-128 on slope across road from dirt parking area by Monticello Dam, on eastern side of road. 76 Comment
  UCD94057  Eschscholzia caespitosa Shannon M. Still 2006-3-23 64 Yolo California. Yolo County: Bear Valley on north side of CA-16 in turnout. 184 Comment
  UCD96480  Eschscholzia caespitosa Shannon M. Still 2006-3-23 052 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 42 Comment
  SEINET3828371  Eschscholzia californica George K. Helmcamp, E. A. Helmkamp 2012-1 18787 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
  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
  UCD73718  Eschscholzia californica Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD80968  Eschscholzia californica Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5350 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
  SEINET5718778 Image available Eschscholzia californica Yee Verna 1974-1 29 Yolo East Eighth Avenue at Pole Line Road, Davis.; Davis Comment
  SFV8293  Eucalyptus camaldulensis E. Bramlett 1966-5-13 28 Yolo Sacramento Valley CA-Highway 128, about 6 miles west from Davis. 30 Comment
  UCD103098  Eucalyptus camaldulensis Cynthia Hodges 1982-4-16 17 Yolo 5 miles W of Davis on SE corner of Russell Blvd. and Stevenson Bridge Road. Comment
  UCD151232  Eucalyptus camaldulensis Ellen Dean; Whitney Krupp 2015-2-9 8586 Yolo University of California at Davis campus. Vicinity of the soccer field north of Kleiber Hall Drive, near large parking lot. Near NE corner of the soccer just north of field, adjacent to pedestrian path and bike path. 15 Comment
  UCD142368  Euphorbia crenulata H. A. Borthwick 1931-4-2 2172 Yolo Putah Canyon. Comment
  UCD142380  Euphorbia crenulata H. B. Nidever 1951-5-26 38 Yolo Cache Creek Canyon, 2 miles N of Rumsey. Comment
  UCD142367  Euphorbia crenulata unknown collector Date Unknown 410 Yolo Davis. Comment
  UCD68019  Euphorbia lathyris C. P. Pease 1995-6-6 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  UCD33840  Euphorbia nutans Beecher Crampton 1973-9-12 9000 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
  CDA4866  Euphorbia oblongata M. Mahoney 1965-5-2 22 Yolo On K Street between 3rd and 4th Streets, Davis. Comment
  UCD142473  Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis; Landscape Gardening lathhouse. Comment
  UCR55550  Euphorbia serpens D. L. Koutnik 1988-8-20 s.n. Yolo Sacramento Valley, city of Davis, Hanover Drive behind Lucky's Market, east of Anderson Road 23 Comment
  UCD34229  Euphorbia spathulata Beecher Crampton 1978-5-8 9582 Yolo 1/4 mile south of Saxon Station. 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
  UCD141699  Euthamia occidentalis Ellen Dean; M. Taylor 2013-6-21 7811 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
  UCD37758  Euthamia occidentalis Beecher Crampton 1961-10-25 6040 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCR119116  Festuca microstachys Beecher Crampton 1958-4-21 4724 Yolo Vaca Mountains, At the border with Colusa County line, 7.4 miles northwest of Rumsey. Hwy. 16, near jct. of Bear Crk. with Cache Crk. 198 Comment
  UCR119167  Festuca microstachys Beecher Crampton 1953-4-9 1066 Yolo Sacramento Valley, 2.5 miles west of city of Winters, along road 87 46 Comment
  UCR119168  Festuca microstachys Beecher Crampton 1954-4-15 1771 Yolo Sacramento Valley, 2 miles west of city of Winters. 46 Comment
  UCR178860  Festuca myuros var. hirsuta 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
  UCR235413  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2012-4-17 18788 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
  UCD111856  Ficus carica Cay Collette 1975-4-12 9 Yolo Knight's Landing. Approx. 15' from Sacramento River. 15 Comment
  UCD161192  Ficus carica Jean Shepard 2013-6-14 874 Yolo City of Davis. Myrtle Pl. Comment
  SEINET9334052  Foeniculum vulgare Unknown 1988-8-20 18612 Yolo Surely one of the most common weeds of Northern California; along Putah Creek beside CA 128, below Berryessa Lake, at Fishing Area #5. UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  CAS-BOT-BC62975  Frangula californica subsp. tomentella E. L. Greene 1903-5-7 3071 Yolo Rumsey. Comment
  UCD99605  Frankenia salina J. D. Skoss 1948-6-5 10 Yolo 5 miles north of Davis, toward Woodland. Comment
  UCR119147  Frankenia salina Beecher Crampton 1973-6-22 8962 Yolo Sacramento Valley, 3 miles southeast of Woodland (in direct line), county roads 25 and 103. 15 Comment
  UCD56759  Fraxinus dipetala Ellen Dean; M. Bibbo 2007-3-23 3451 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
  CDA39692  Fraxinus dipetala B. Cowley Apr 1949 s.n. Yolo Cache Creek, Capay Valley. 0 Comment
  CDA9373  Fraxinus latifolia G. F. Hrusa, J. Wheeler 2011-8-19 18444 Yolo Sacramento River Delta; Elk Slough, west side Sacramento River, across from Courtland. 10 Comment
  UCD33566  Freesia armstrongii Beecher Crampton 1970-4-2 8549 Yolo Yolo County, Davis, Russell blvd. and College Park, vacant lot. Comment
  CHSC79385  Fritillaria affinis Beecher Crampton 1953-2-26 988 Yolo 6 miles east of Monticello, on Highway 128, above Putah Creek. Comment
  RSA208863  Fritillaria agrestis Carl B. Wolf 1937-3-28 8324 Yolo 1.5 mile N of Dunnigan. 30 Comment
  UCD139659  Fritillaria agrestis J. M. Tucker 1955-3-13 2759 a Yolo ca. 3 miles northeast of Davis. 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
  UCD168413  Galium Ellen Dean; M. Hoshovsky 2017-4-18 9325 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch northwest of ranch headquarters, south of Rattlesnake Rock. Dark narrow canyon below tuff formation. West side of ridge below Rattlesnake Rock. Area has burned three times in the past three years. 178 Comment
  CAS-BOT-BC124037  Galium ambiguum Townsend Stith Brandegee 1892-9-20 s.n. Yolo West end of Yolo Causeway, between Sacramento and Davis, 6 Comment
  UCD20794  Galium aparine N. Nicola; C. Kremen 2001-3-16 010 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. 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
  SEINET5739094 Image available Galium aparine James K. McGrath 1963-1 26 Yolo Growing in shaded ravines of steep hillsides; southern exposure; State Hwy 128 below Recreation Beach.; Recreation Beach Comment
  UCD121703  Galium aparine G. F. Hrusa 1998-3-21 14157 Yolo Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. North Coast Biodiversity Arena. 225 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
  UCD33513  Galium murale Beecher Crampton 1969-5-2 8401 Yolo Yolo County, Davis, Central Park. Comment
  UCD20612  Galium parisiense E. Dean; with M. Bibbo 2002-7-5 1159 Yolo McLaughlin UC Reserve. Along road leading from Davis Creek Reservoir to Clover Valley, N of valley, where stream crosses road (southernmost of two stream crossings). Adjacent to the culvert. 441 Comment
  RSA590137  Galium porrigens var. tenue Michael A. Vincent, Robert Rhode 1996-3-30 7266 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  UCD81011  Galium porrigens var. tenue Jose-Luis Rayas; with PLB 102 students 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 canyon. 89 Comment
  UCD22754  Genista lydia Collector unknown 1988-2-11 s.n. Yolo Environmental Horticulture building. Comment
  UCD164656  Geranium bicknellii Henry House 1995-5-27 1995- 27 Yolo Approximately 5.5 km north of the latitude of Winters, about 1.25 km west of Road 89, on the high side of the Winters Canal. Comment
  RSA696388  Geranium dissectum Keith E. Hoffmaster 1939-4-6 909 Yolo Putah Canyon. Comment
  UCD41125  Geranium dissectum N. Nicola 2002-4-5 166 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. Comment
  UCD82335  Geranium dissectum Robin McMaster 1973-4-15 321 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  UCD103407  Geranium molle Beecher Crampton 1954-5-6 1829 Yolo Hwy 128, Putah Canyon, 9 miles west of Winters. 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
  RSA0054877  Gilia capitata Keith E. Hoffmaster 1939-4-26 934 Yolo Putah can. Comment
  UCD20796  Gilia tricolor N. Nicola; C. Kremen 2001-3-16 012 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  SEINET5732136 Image available Gilia tricolor Roy H. Saigo 1961-1 4 Yolo 4 miles west of Winters.; Winters Comment
  UCD124910  Glechoma hederacea W. R. Russell 1949-4-22 s.n. Yolo Davis. Comment
  UCD105813  Glycyrrhiza lepidota var. glutinosa P. B. Kennedy 23 Jun 192? s.n. Yolo Clarksburg, Sacramento River. Holland Land Co. Comment
  SEINET952159  Glycyrrhiza lepidota var. glutinosa M. F. Wojciechowski 1997-1 714 Yolo Roadside along Frontage Rd. about 4 mi E of Davis, Just north of Interstate-80 15 Comment
  UCD131657  Grindelia camporum Beecher Crampton 1956-7-13 3708 Yolo Yolo bypass. Comment
  UCD132484  Grindelia camporum Daryl Koutnik; John Sowell 1978-10-27 573 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD132496  Grindelia camporum J. D. Skoss 1948-5-30 s.n. Yolo 5 miles west of Davis on road to Winters. Comment
  UCD168852  Grindelia camporum K. Esau 1935-5-8 s.n. Yolo Putah Canyon. (Maybe Solano County; Putah creek runs along the boarder of Solano and Yolo Counties. Exact location unknown. Coordinates estimated by label maker.) Comment
  CDA32972  Grindelia camporum Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  CAS-BOT-BC314677  Grindelia hirsutula A. A. Heller 1928-5-12 14557 Yolo Along the highway two miles south of Arbuckle Comment
  CAS-BOT-BC314678  Grindelia hirsutula A. A. Heller; H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  JEPS84579  Grindelia hirsutula John W. Willoughby 1979-8-13 4401 Yolo fishing access along State Highway 128 about 2.9 mi nw of junction Highway and Pleasants Valley Road; Vaca Mountains, Putah Creek 60 Comment
  UCR262439  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2011-12-7 18501 Yolo Southern Sacramento Valley, midway between Davis and Sacramento along Hwy 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area 11 Comment
  UCD55499  Guillenia lasiophylla J. Shepard 2000-3-24 91 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 of residence west of archery targets. 12 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
  SD48363  Gutierrezia californica E. K. Balls 1957-9-9 22687 Yolo Cache Creek, 5.8 miles northwest of Rumsey on Highway 16. 149 Comment
  SBBG115414  Hainardia cylindrica B. Crampton 1953-5-5 1208 Yolo ca. 2.5 mi NE of city of Davis, along Rd 102 Comment
  UCD132744  Helenium puberulum A. S. Crafts 1926-7-8 455 Yolo University Farm Campus, Davis. Comment
  CAS-BOT-BC305491  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo At base of n. levee for 0.1 mi. in Sacramento Bypass, 0.1 mi. w. of weir, 1 mi. n.w. of Bryte Comment
  CAS-BOT-BC305493  Helianthus annuus Beecher Crampton 1965-10-8 7538 Yolo 2 miles e.n.e. Woodland County road 20 and County Road 102 Comment
  UC1278034  Helianthus bolanderi B. Crampton 1957-9-30 1626 Yolo along the Southern Pacific Railroad 1 mi n Davis Comment
  SEINET4008332 Image available Helianthus bolanderi C. B. Heiser, W. Meagher; M. Meagher 1946-1 1851 Yolo 4.7 miles north of Yolo, Comment
  UCD37278  Helianthus bolanderi Beecher Crampton 1958-9-29 5119 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  UCD119427  Heliotropium curassavicum var. oculatum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg -- Sacramento River. Comment
  UCD20899  Heliotropium curassavicum var. oculatum N. Nicola 2001-5-17 127 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  RSA523922  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 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 miles W of Woodland, SacramentoValley. 37 Comment
  UCD77752  Heliotropium europaeum Robert E. Preston 1998-6-25 1153 Yolo U. C. Davis, near University airport, NE of jct Hopkins Dr and Straloch Rd. 18 Comment
  UCD119455  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 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 Valley. 36 Comment
  CAS-BOT-BC305854  Helminthotheca echioides C. R. Quick 1972-7-22 72 -19 Yolo On east bank of east levee of Merritt Islsand, at junction of road 142 Comment
  CAS-BOT-BC309974  Hemizonia congesta subsp. luzulifolia A. A. Heller 1940-9-16 15837 Yolo Along U. S. Highway #99W, between Zamora and Dunnigan Comment
  JEPS41110  Hemizonia congesta subsp. luzulifolia Rimo Bacigalupi with L. R. Heckard and C. L. Custer 1965-10-4 9119 Yolo 1.8 mi ene (measured from US 99W) Woodland (fields adjacent to air strip (landing field) and sewage disposal (treatment) plant) 10 Comment
  UCD21192  Hemizonia congesta subsp. luzulifolia J. Shepard 1999-8-10 16 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. 12 Comment
  UCD133000  Hemizonia congesta subsp. luzulifolia Wm. E. Moon 1961-10-27 s.n. Yolo ca. 7 miles west of Davis. County Road 95. Wm. E. Moon Ranch. Comment
  UCD21193  Hemizonia fitchii J. Shepard 1999-8-10 18 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. 12 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
  RSA695593  Hemizonia pungens subsp. pungens Keith E. Hoffmaster 1940-4-28 952 Yolo Davis, about two miles north of town. Comment
  JEPS29502  Hesperevax acaulis var. robustior R. F. Hoover 1938-4-23 3188 Yolo grade on Rumsey-Arbuckle Road Comment
  UCD84348  Hesperevax caulescens Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CHSC100212  Hesperevax sparsiflora var. sparsiflora John Dittes 2007-5-6 1449 Yolo Inner North Coast Range; Vaca Mountains (eastern edge); Audubon bobcat Ranch; ca. 4.0 air-miles northeast of Monticello Dam, ca. 0.6 air-mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  JEPS122881  Hesperolinon micranthum Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-19 628 Yolo Along top of slope west of fire road at top of Rayhouse Rd east of Davis Reservoir Comment
  CAS-BOT-BC143615  Heteromeles arbutifolia Roxana Stinchfield 1916-6-26 356 Yolo Along Buckeye Creek, D'Oyly Ranch Comment
  UCD113335  Heteromeles arbutifolia M. I. Wibawa 1996-6-2 28 Yolo Along weedy roadside, Rd 87-E, 1 mi S of Hwy 128, 2 mi W of city of Winters. 17 Comment
  UCD15546  Heteromeles arbutifolia Lara Hawthorne 1989-6-3 13 Yolo Hwy 128 near Stebbins Reserve. Comment
  UCR190480  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2007-9-17 12974 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
  JEPS84586  Heterotheca oregona var. compacta John W. Willoughby 1979-8-13 4432 Yolo 1.2 mi nw Pleasant Valley Road (fishing access along State Highway 128); Putah Creek 60 Comment
  UCD161202  Heterotheca oregona var. compacta Jean Shepard 2014-9-20 888 Yolo Cache Creek Reserve. Comment
  CAS-BOT-BC311036  Heterotheca oregona var. compacta Beecher Crampton 1986-9-10 10075 Yolo 2 miles north of Esparto, Cache Creek Comment
  UCD133013  Heterotheca oregona var. scaberrima K. Esau; E. H. Hyde 1935-8-23 s.n. Yolo Putah Canyon. Comment
  UCD165456  Hirschfeldia incana Kai Battenberg 2016-8-6 KB 14 -1 Yolo Yolo County; Davis. Off of Research Park Drive. 150m West from Drew Avenue. 15 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
  UCD115145  Hirschfeldia incana T. Tomich 1949-5-30 60 Yolo Davis. Comment
  UCD81841  Hirschfeldia incana Jean Shepard 2009-8-23 828 Yolo City of Davis, east side. East of Bellows Court in Wildhorse greenbelt. Comment
  UCD20596  Hoita macrostachya E. Dean; with M. Bibbo 2002-7-5 1139 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 Comment
  UCD84880  Holcus mollis Beecher Crampton 1969-6-17 8456 Yolo Davis. 14th X Eureka aves. Comment
  UCD36191  Hordeum brachyantherum subsp. brachyantherum Beecher Crampton 1953-4-11 1072 Yolo 6 miles southeast of city 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
  CAS-BOT-BC285013  Hordeum depressum Beecher Crampton 1959-4-7 5155 Yolo Southern Pacific R.R. Station, Davis Comment
  POM205107  Hordeum depressum A. A. Heller 1902-4-30 5422 Yolo Black's Comment
  UCD21388  Hordeum depressum J. Shepard 2001-4-13 432 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 400 yards, located west of south (large) vernal pool just west of Department of Defense fence. 12 Comment
  UCD34857  Hordeum depressum Beecher Crampton 1964-4-7 6916 Yolo Davis, Southern Pacific Railroad. Comment
  UCD73135  Hordeum depressum Ayzik Solomeshch 2003-5-30 s.n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD80902  Hordeum depressum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5306 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
  UCD85600  Hordeum depressum Beecher Crampton 1954-3-23 1748 Yolo 1.5 miles north of Davis. Comment
  UCD85602  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 miles northeast of city of Davis, along Road 102. Comment
  UCD85603  Hordeum depressum Beecher Crampton 1955-4-14 2497 Yolo 1 mile south of Dunnigan. Comment
  UCD59383  Hordeum marinum subsp. gussoneanum Ellen Dean; Kate Mawdsley 2007-6-8 3858 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
  UCD80903  Hordeum marinum subsp. gussoneanum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5307 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
  UCD84326  Hordeum marinum subsp. gussoneanum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD85905  Hordeum marinum subsp. gussoneanum M. Wiesendanger 1927-4-29 586 Yolo Davis. Comment
  UCD86453  Hordeum murinum W. R. Russell 1947-4-12 86 Yolo UC Davis. Roadside Comment
  CHSC79411  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. Comment
  UCR119172  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6095 Yolo Sacramento Valley, City of Davis 15 Comment
  CAS-BOT-BC284775  Hordeum murinum subsp. glaucum Bellue 1933-6-1 s.n. Yolo Unspecified Comment
  CAS-BOT-BC284913  Hordeum murinum subsp. leporinum W. D. Hamilton 1946-4-1 s.n. Yolo Davis Comment
  LA206388  Hordeum murinum subsp. leporinum I. L. Eaks; 1951-5-2 42 Yolo Truck Crops plots, 2 mi. W of Davis Comment
  UCD21202  Hordeum murinum subsp. leporinum J. Shepard 2000-2-28 58 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, near barn. At south end of archery range. 12 Comment
  UCD34856  Hordeum murinum subsp. leporinum Beecher Crampton 1964-4-7 6915 Yolo Davis. Southern Pacific Railroad. Comment
  UCD35376  Hordeum murinum subsp. leporinum Beecher Crampton 1956-3-30 3237 Yolo Davis. Comment
  UCD36326  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1343 Yolo Davis. Vacant lot. Comment
  UCD36327  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1344 Yolo Davis. Vacant lot. Comment
  UCR118793  Hordeum murinum subsp. leporinum Beecher Crampton 1953-3-17 1010 Yolo Sacramento Valley, city of Davis, vacant lot along B Street 15 Comment
  UCD85668  Hordeum pusillum Beecher Crampton 1960-5-25 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Comment
  UCD85669  Hordeum pusillum Beecher Crampton 1968-5-21 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Plant Introduction Nursery. Row B-12 Comment
  UCD85681  Hordeum vulgare subsp. spontaneum Beecher Crampton 1967-5-8 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  CDA18905  Hypericum perforatum J. Young 2000-5-31 PDR 050401 Yolo Sacramento Valley; near the River Rd. and I-5, West Sacramento. 0 Comment
  UCD133389  Hypochaeris glabra M. Wiesendanger 1927-5-4 660 Yolo Putah Canyon. Comment
  UCD21249  Hypochaeris glabra J. Shepard 2000-4-13 133 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. Beyond parking lot on south side of entrance road. 12 Comment
  SEINET10880657  Ipomoea batatas Stephanie Frischie 2000-9-27 Frischie 70 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD126557  Ipomoea hederifolia W. W. Mackie 1924-9-6 s.n. Yolo University Farm, Davis. Comment
  CAS-BOT-BC88641  Isatis tinctoria B. Crampton 1955-4-14 2499 Yolo Along road shoulder of US Highway 99 west of Zamora. Comment
  UCD22766  Jasminum mesnyi Collector unknown 1988-2-8 s.n. Yolo Collected at Mrak quad. 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
  CDA29797  Juglans hindsii M. K. Beyers 2009-7-18 173 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
  RSA273225  Juglans hindsii Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  UCD143937  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
  UCD143938  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8001 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 on edge of agricultural fields. In Putah Creek vegetation survey plot Putah Creek Sinks #3D. 4 Comment
  UCD164508  Juncus balticus subsp. ater Craig Thomsen 2006-6-30 2627 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD73124  Juncus balticus subsp. ater Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 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
  UC142116  Juncus oxymeris A. A. Heller 1902-5-21 5574 Yolo near Madison Comment
  UCD59382  Juncus xiphioides Ellen Dean; Kate Mawdsley 2007-6-8 3857 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
  UCD20518  Juniperus californica E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1090 Yolo McLaughlin UC Reserve. Along Rayhouse Rd. N side of Davis Creek resevoir. 0.6 road miles E of intersection with Soda Springs road. Downslope side of road. 463 Comment
  SEINET11740923  Juniperus oxycedrus A. T. Leiser 1984-3-18 s.n. Yolo Clarksburg, Clarksburg Community Church 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
  RSA96655  Keckiella corymbosa Percy C. Everett, E. K. Balls 1954-10-19 20365 Yolo Cache Creek, 6.9 mi. n.w. of Rumsey, Hwy 16 to Madison. 152 Comment
  UCD160038  Keckiella lemmonii Catherine Koehler 2013-6-11 s.n. Yolo McLaughlin UC Reserve. Clover Valley, where chaparral comes close to the road, past Seabloom Meadow. 457 Comment
  UCD97109  Keckiella lemmonii Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7009 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon, small side canyon mouth (just north of side canyon with salt spring) on east side of Bray Creek. Comment
  CDA41412  Keckiella lemmonii Sartain & Rominger s.n. Yolo Cottonwood Creek, south of Esparto. 0 Comment
  RSA140618  Kickxia elatine John H. Thomas 1960-8-30 8870 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  UC1585953  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo 1.5 mi n Madison (Cache Creek at Road 89 crossing, just w of I-505, e of gravel pits, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD144332  Kickxia elatine G. F. Hrusa 1998-8-15 14766 b Yolo Tule Canal, 1/4 N of Highway 16. 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
  UCD123845  Kickxia elatine Collector Unknown 1924-8-2 s.n. Yolo Muir Farm, Davis. Comment
  UCR118991  Koeleria gerardi Beecher Crampton 1965-4-27 7298 Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  UCD133515  Lactuca saligna Charles B. Heiser Jr. 1946-9-1 s.n. Yolo Davis. Comment
  SEINET10760724  Lactuca sativa Stephanie Frischie 2000-10-14 Frischie 141 Yolo Davis Farmers' Market, Davis, CA. Comment
  UC91982  Lactuca sativa J. W. Blankinship 1892-9-7 Yolo Woodland Comment
  UCD132425  Lactuca serriola Beecher Crampton 1957-10-25 4640 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD159452  Lactuca serriola D. S. Park 2010-8-5 208 -1 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 14 Comment
  UCD38758  Lactuca serriola Beecher Crampton 1957-10-25 4640 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD55508  Lactuca serriola J. Shepard 2003-6-15 609 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 .2 mi. along unpaved entrance road, then nearly .5 mi south toward Co. Rd. 36, 20 yd. north of the road. 12 Comment
  UCR119028  Lactuca serriola Beecher Crampton 1954-10-20 2297 Yolo Sacramento Valley, 5 miles east of Davis. 15 Comment
  UCD18425  Lactuca serriola Gabor Bethlenfalvay 1973-4-23 9 Yolo city of Davis, Russell Blvd. and La Rue Rd. 15 Comment
  UCD32804  Lactuca serriola Beecher Crampton 1954-10-20 2297 Yolo 5 miles east of Davis, banks of irrigation ditch for rice fields. Comment
  UCR118794  Lamium amplexicaule Beecher Crampton 1962-3-13 6087 Yolo Sacramento Valley, city of Davis, University of California campus 15 Comment
  UCD125096  Lamium amplexicaule Ogden C. Riddle 1942-4-7 58 Yolo In barley nursery, Agronomy farm, Davis. Comment
  UCD37526  Lamium amplexicaule Beecher Crampton 1955-3-7 2317 Yolo city of Davis, University of California Agronomy Plots. Comment
  UCD138086  Landoltia punctata Rosalie B. Lopopolo 1967-4-15 19 Yolo on Putah Creek. Around 50 yards from Putah Recreation Lodge bridge. University of California campus, Davis. 15 Comment
  CAS-BOT-BC352765  Lasthenia fremontii L. R. Abrams 1928-5-8 12608 Yolo Between Woodland and Davis Comment
  CAS-BOT-BC352766  Lasthenia fremontii Beecher Crampton 1996-4-22 10332 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just E of its jct. with county road 102 and just S of road 25 Comment
  SEINET11447686 Image available Lasthenia fremontii B. Crampton 1996-4-22 10332 Yolo 3.5 m SE of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25 Comment
  UCD144289  Lasthenia glaberrima Carol W. Witham 2003-4-7 880 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR212288  Lasthenia glaberrima Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 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
  UCD23204  Lasthenia glabrata A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UC753973  Lasthenia glabrata subsp. glabrata H. F. Copeland 1943-4-24 1654 Yolo e Davis Comment
  UC90038  Lasthenia glabrata subsp. glabrata J. W. Blankinship 1893-5-6 Yolo Woodlands Comment
  UCD144291  Lasthenia glabrata subsp. glabrata Carol W. Witham 2003-4-7 878 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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-BC352795  Lasthenia glabrata subsp. glabrata H. F. Copeland 1943-4-24 1654 Yolo East of Davis Comment
  CDA8121  Lasthenia glabrata subsp. glabrata G. D. Barbe 1987-4-3 4263 Yolo Yolo By-Pass, north of I-80, 5 miles east of Davis. 0 Comment
  POM312516  Lasthenia glabrata subsp. glabrata Malcolm A. Nobs, S. Galen Smith 1951-4-2 1915 Yolo Along Hwy 40, between Yolo Causeway and Davis. Comment
  UC905687  Lasthenia glabrata subsp. glabrata David D. Keck 1946-4-27 5535 Yolo 6 Comment
  UCD133879  Lasthenia platycarpha K. Esau 1937-5-18 s.n. Yolo highway between Davis and Woodland. 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
  UCR119142  Lathyrus jepsonii subsp. californicus Beecher Crampton 1961-5-8 5863 Yolo Sacramento Valley, Davis; north city limits along County Road 31. 15 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
  UCD106250  Lathyrus jepsonii var. californicus Beecher Crampton 1986-9-8 10070 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD38896  Lathyrus jepsonii var. californicus Beecher Crampton 1960-5-9 5510 Yolo 1 miles north of Saxon Station. 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
  UCD106694  Lathyrus tingitanus M. Ramos 1996-5-7 15 Yolo Mix Canyon Road. 396 Comment
  SEINET9367787  Lathyrus tingitanus Unknown 1996-5-7 15 Yolo Mix Canyon Rd, on steep slope rdside, moist soil Comment
  UCD58065  Lathyrus vestitus var. vestitus Ellen Dean; K. Mawdsley 2007-4-6 3605 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. 531 Comment
  UCD18397  Laurus J. McCaskill and B. Kasapligil 197_? s.n. Yolo city of Davis, NE corner of 3rd and G Sts. Comment
  UCD133947  Layia chrysanthemoides P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  UCD144299  Layia chrysanthemoides Carol W. Witham 2003-4-7 894 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD166908  Layia chrysanthemoides Jean Shepard 2002-4-17 518 Yolo East of Davis, SE of intersection of Mace Blvd. (Co. Rd. 104) and Co. Rd. 32. 8 Comment
  CDA8133  Layia chrysanthemoides University Farm 1925-5-21 1672 Yolo Causeway. 0 Comment
  UCD133942  Layia chrysanthemoides Ethel H. Hyde 1940-4-8 s.n. Yolo north of Davis. Comment
  CAS-BOT-BC321737  Layia fremontii A. A. Heller; H. E. Brown 1902-4-29 5413 Yolo Near Madison Comment
  POM53348  Layia fremontii A. A. Heller, H. E. Brown 1902-4-29 5413 Yolo Near Madison. Comment
  UCD81430  Layia platyglossa M. Wiesendanger 1927-4-29 s.n. Yolo Davis. Comment
  POM302059  Leersia oryzoides A. A. Beetle 1945-9-28 4033 Yolo Old bed of Putah Creek, at Davis. 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
  UCD63600  Leersia oryzoides D. H. Hartmann 1941-8-17 Yolo near Woodland. Comment
  CAS-BOT-BC534528  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
  UCD141666  Lemna minuta Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7792 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 4E of the Putah Creek vegetation survey. 9 Comment
  SBBG50623  Lepechinia calycina C. Weed 1967-5-21 Yolo beside Putah crk, ca. 0.5 mi E of Monticello Dam 22 Comment
  UCD20519  Lepechinia calycina E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1091 Yolo just outside of McLaughlin UC Reserve. Along Rayhouse Rd. 3.5 road miles E of intersection with Soda Springs road. 609 Comment
  UCD115221  Lepidium acutidens Robert E. Preston 1996-3-23 909 Yolo ca. 1.9 mi NNE of Davis, on N side of Rd 28H, 0.4 mi E of Rd 103. 9 Comment
  UCD115263  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115265  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115273  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  UCD115275  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  RSA0001958  Lepidium brownii A. A. Heller, H. E. Brown 1902-4-30 5429 Yolo Near Black's. Comment
  CAS-BOT-BC88881  Lepidium chalepense Bess Cowley 1932-7-1 s.n. Yolo West Sacramento. Comment
  CHSC96782  Lepidium coronopus G. D. Barbe 1987-4-14 4267 Yolo Field access road, Yolo By-pass north of I-80, 5 miles east of Davis, Yolo County. S3 T8N R3E MD. Comment
  CAS-BOT-BC88669  Lepidium coronopus Beecher Crampton 1965-6-29 7390 Yolo 5 miles east of Davis, Yolo Bypass. Comment
  UCD115340  Lepidium coronopus A. M. Shapiro 1995-5-16 s.n. Yolo Yolo Co.; Davis, Community Park near tennis courts. Comment
  UCD149358  Lepidium didymum Collector Unknown 1951-5-11 s.n. Yolo City of Clarksburg. 5 Comment
  UCD21299  Lepidium didymum J. Shepard 2000-5-10 239 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 east boundary of park, near ruts in road. 12 Comment
  UCD80974  Lepidium draba Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5357 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
  UCD115370  Lepidium draba Dr. A. S. Crafts 1935-9-13 s.n. Yolo Woodland. Comment
  CAS-BOT-BC89743  Lepidium latifolium John Thomas Howell 1976-8-4 52223 Yolo West Sacramento. Comment
  JEPS87969  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
  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
  CDA32973  Lepidium latifolium Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  UCD115695  Lepidium latifolium Kevin Fort Date unknown 17 Yolo 0.2 mi s. dead center. S. Putah Creek off Road 95A c. 25 yards e. bridge and 50 feet from creek. Comment
  UCD115709  Lepidium latifolium Burt Ray 1964-8-10 s.n. Yolo 8 miles e.s.e of Dixon. Comment
  CDA31082  Lepidium latipes Viola Popescu 2010-3-17 s.n. Yolo Aeromodelling Club. Rte 102 between Davis and Woodland. Comment
  CDA33314  Lepidium latipes V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Woodland; at the Woodland Aeromodelers Club. 0 Comment
  HSC6847  Lepidium latipes C. B. Wolf 1928-5-8 2147 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  RSA10405  Lepidium latipes C. B. Wolf 1928-5-8 2147 Yolo Sacramento Valley; 12 miles north of Dixon Comment
  RSA479488  Lepidium latipes L. R. Heckard, J. Hickman 1982-4-7 5828 Yolo At corner of road 25A and road 103, about 3 miles SE of Woodland. Comment
  UCD115717  Lepidium latipes K. Esau; M. Phillips 1929-4-11 1889 Yolo Davis. Comment
  UCD21044  Lepidium latipes Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 230 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  UCD72402  Lepidium latipes Ellen Dean; C. Witham, R. Preston, J. Buck 2007-4-20 3706 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersection of County Roads 106 and 38 (continue S through gate on extension of C.R. 106, turn west to farm structures). 1 Comment
  UCD73029  Lepidium latipes Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4910 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
  CAS-BOT-BC89832  Lepidium nitidum A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's. 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
  UCD115776  Lepidium nitidum A. A. Beetle 1945-1-20 3076 Yolo West of Winters in Putah Canyon. Comment
  UCD144775  Lepidium nitidum Carol W. Witham 2003-4-7 900 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21203  Lepidium nitidum J. Shepard 2000-2-28 57 Yolo 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 range between rows of trees, open. 12 Comment
  CAS-BOT-BC89857  Lepidium nitidum W. D. Hamilton 1946-4-22 s.n. Yolo 7 miles west of Winters. Comment
  UCR219524  Lepidium nitidum var. nitidum Jean V. Shepard 2004-3-7 629 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., 0.4 mi east on unpaved entrance road to Dept. of Defense fence, and 50 yards south 12 Comment
  NY76578  Lepidium oxycarpum A. A. Heller 1902-4-30 5430 Yolo Near Black's Comment
  UCD169971  Lepidium pinnatifidum Breckenridge 2001-4-17 PDR 994075 Yolo Along I-5 from Dunnigan to Woodland. Comment
  CDA19080  Lepidium pinnatifidum R. Breckenridge, Kratville 2001-4-17 PDR 994075 Yolo Sacramento Valley; Along I-5 from Dunnigan south. 0 Comment
  UCR119162  Leptochloa fascicularis Beecher Crampton 1952-10-31 899 Yolo Sacramento Valley, 10 miles east of city of Davis. Yolo Causeway, at railroad right of way. 15 Comment
  UCR151947  Leptochloa fascicularis Beecher Crampton 1955-8-23 3138 Yolo 3 mi N of the city of Davis Comment
  SACT001397  Leptochloa fascicularis John Willoughby 1976-7-29 Yolo Along road. Comment
  HSC10282  Leptochloa fusca subsp. fascicularis L. S. Rose 1969-6-23 69041 Yolo 2 mi. SW of Knights Landing. 15 Comment
  RSA756434  Leptochloa fusca subsp. fascicularis Barbara Ertter 1988-10-21 7992 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
  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
  CAS-BOT-BC274009  Leptochloa fusca subsp. fascicularis Mabel Wiesendanger Phillips 1929-10-1 2052 Yolo Near Davis Comment
  UCD37674  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo Yolo County, 3 miles west of city of Winters, along State Highway 128. Comment
  UCD63653  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo 3 miles west of city of Winters, along State Highway 128. Comment
  UCD63846  Leptochloa fusca subsp. fascicularis Donald O. Santana 1976-9-1 Yolo ca. 0.5 mi. south of county Road 27 and ca. 0.5 mi. west of State Highway 113. Comment
  UCD63911  Leptochloa fusca subsp. fascicularis M. Phillips 1929-10-1 2052 Yolo near Davis. Comment
  UCR119178  Leptochloa uninervia Beecher Crampton 1961-5-22 5876 Yolo Sacrramento Valley, 3 miles west of city of Winters, along State Highway 128. 46 Comment
  UCD20546  Leptospermum rotundifolium A. T. Leiser 1981-5-4 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, can yard. Comment
  CAS-BOT-BC283502  Leymus triticoides Clarence R. Quick 1972-7-24 72 -7 Yolo Road 141 and main drainage canal of Merritt Island, about 20 miles SSW of Sacramento, SE corner of county Comment
  UCD64644  Leymus triticoides Beecher Crampton 1953-5-28 1348 Yolo Bryte. Comment
  UCD64646  Leymus triticoides Beecher Crampton 1957-5-14 4010 Yolo Knights Landing, banks of the Sacramento River. Comment
  UCD65591  Leymus triticoides R. Tofsrud 1942-11-1 70 Yolo Davis. Comment
  UCR225272  Limosella acaulis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UC917300  Lithophragma R. B. Griffith 1949-4-11 14 Yolo 5.5 mi n Rumsey (e of Cache Creek); e of Cache Creek 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
  UCD59337  Logfia gallica Ellen Dean; Kate Mawdsley 2007-5-11 3761 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
  UCD132743  Logfia gallica Beecher Crampton 1953-4-27 1140 Yolo 2 miles northwest of city of Winters, on Road 87. Comment
  CAS-BOT-BC283543  Lolium multiflorum John Thomas Howell 1954-5-15 s.n. Yolo Woodland Comment
  UCD21240  Lolium multiflorum J. Shepard 2000-4-9 123 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
  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
  UCD66187  Lolium multiflorum Lynn M. Holstein 1979-5-18 4 Yolo Corner of 5th and Poleline Rds. in Davis. Comment
  UCD66195  Lolium multiflorum Joy Woo 1989-5-16 12 Yolo Davis. Along railroad tracks on H. St. Comment
  UCD66239  Lolium multiflorum R. Tofsrud 1942-5-1 167 Yolo Davis. Putah Creek. Comment
  UCD66304  Lolium multiflorum R. Tofsrud 1942-1 97 Yolo Near Davis. Comment
  UCD20613  Lolium perenne E. Dean; with M. Bibbo 2002-7-5 1160 Yolo McLaughlin UC Reserve. Along road leading from Davis Creek Reservoir to Clover Valley, N of valley, where stream crosses road (southernmost of two stream crossings). Adjacent to the culvert. 441 Comment
  RSA701647  Lolium perenne subsp. multiflorum Lois Weston 1942-4-20 s.n. Yolo Davis. Comment
  UC630442  Lomatium californicum Annetta Carter 1938-5-7 1360 Yolo 3.6 mi. n. Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek canyon 152 Comment
  UCD127604  Lomatium californicum Joseph M. DiTomaso 1976-4-9 399 Yolo next to Putah Creek at base of Monticello Dam, Lake Berryessa. Comment
  UCD127605  Lomatium californicum K. Esau 1939-7-1 s. n. Yolo Putah Canyon. Comment
  UCD127606  Lomatium californicum K. Esau 1932-3-26 s. n. Yolo Putah Canyon. Comment
  RSA302188  Lomatium californicum J. R. Shevock 1972-3-25 1429 Yolo Highway 128, Putah Creek 91 Comment
  JEPS15820  Lomatium caruifolium var. caruifolium J. W. Blankinship 1893-4-15 Yolo Comment
  UC1382125  Lomatium caruifolium var. denticulatum L. Constance 1970-3-29 3881 Yolo junction of Fairfield-Winters & Vacaville-Allendale rds. Yolo Co.; Sacramento Valley 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
  UC337576  Lomatium dasycarpum subsp. tomentosum unknown 1891-5-28 Yolo Capay Valley Comment
  UCD20012  Lomatium dasycarpum subsp. tomentosum C. H. Lamoureux; Jack, Marie, and Susan Sheets 1957-4-28 1227 Yolo Capay Canyon. Hwy 16, 7.1 miles NW of Rumsey. 0.1 mile SE of Yolo-Colusa County line. 304 Comment
  UCD47861  Lomatium hooveri M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 13 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
  UCD72443  Lomatium macrocarpum Ellen Dean 2008-4-25 4866 Yolo Tuleyome Ireland Ranch, central part of ranch, top of hill. 644 Comment
  UCD127685  Lomatium macrocarpum W. B. Davis 1960-4-15 21 Yolo Rumsey Canyon road, north of Guinda, State Highway 16. Comment
  JEPS78639  Lomatium utriculatum John W. Willoughby 1977-3-16 1950 Yolo along State Hwy. 128 Vaca Mts. (1.3 mi. e. of junction with Rd. 86, n. side of rd.) Comment
  SEINET215144  Lomatium utriculatum Jim Arthur 1966-2-5 15 Yolo State Highway 128 3/4 miles east of Monticello Dam Comment
  UCD56760  Lonicera interrupta Ellen Dean; M. Bibbo 2007-3-23 3452 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
  CAS-BOT-BC235133  Lonicera standishii Ed Gedling 1963-4-18 s.n. Yolo Northeast end of Ag. Eng. building Comment
  UC80892  Lotus grandiflorus C. F. Baker 1903-5-8 2993 Yolo Summit of Yolo Mountains Comment
  UCR207875  Lotus humistratus George K. Helmkamp, E. A. Helmkamp 2009-3-24 14436 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  RSA0028967  Lotus humistratus Keith E. Hoffmaster 1939-4-26 936 Yolo Putah Canyon. Comment
  RSA0028969  Lotus humistratus Keith E. Hoffmaster 1939-4-26 942 Yolo Putah Canyon. Comment
  SEINET5736946 Image available Lotus scoparius Mary N. Artist 1965-1 13 Yolo 50 yards E from Recreation Beach Store and Motel, State Hwy 128. 137 Comment
  UC638709  Lotus wrangelianus Ethel Crum 1938-5-7 1990 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Ranges, Cache Creek Canyon 152 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
  UCR257209  Ludwigia hexapetala George K. Helmkamp, Mary Alice Barnes 2013-5-8 20524 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
  UCD65957  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-16 07- 102 -LU Yolo Cache Creek immediately upstream of Rumsey Bridge, Rumsey, CA. 124 Comment
  UCD66061  Ludwigia peploides subsp. montevidensis B. J. Grewell; Robert McKee 2006-8-15 06- 39 -LU Yolo Yolo Bypass Wildlife Area within the Yolo Bypass floodplain west of the Sacramento River, east of Davis, CA, and s. of I-80 hwy. NE edge of pond across from drain canal at #3 stop on refuge auto tour map. 2 Comment
  RSA735207  Lupinus Keith E. Hoffmaster 1939-4-6 906 Yolo Putah Canyon. Comment
  RSA735366  Lupinus Keith E. Hoffmaster 1946-4-13 1095 Yolo Putah Canyon. Comment
  RSA735202  Lupinus Lois Weston 1942-4-24 1147 Yolo Putah Canyon. Comment
  SEINET10488394  Lupinus albifrons Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5099 -A Yolo Morgan Valley Quad. Along State Route 16, 6 mi from Colusa County line. 152 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
  RSA733699  Lupinus bicolor Lois Weston 1942-4-24 1145 Yolo Putah Canyon. Comment
  UCD160097  Lupinus bicolor Lauren Bradt 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near Ranch headquarters. 102 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
  UCD21382  Lupinus bicolor J. Shepard 2001-3-26 424 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. Along southern boundary of County Road 36, almost 50 yards north of fence at road and 100 yards west of Department of Defense property fence. 12 Comment
  UCD56769  Lupinus bicolor Ellen Dean; M. Bibbo 2007-3-23 3461 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. 619 Comment
  UCR206280  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-5-20 14723 Yolo Western Sacramento Valley, Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  UCD107266  Lupinus bicolor R. R. Kehlor 1951-4-28 37 Yolo Putah Canyon, above Recreation Beach. Comment
  UCD33892  Lupinus bicolor Beecher Crampton 1975-3-12 9110 Yolo roadbank 5 miles west of Winters. Comment
  UCD34971  Lupinus bicolor Beecher Crampton 1996-4-22 10329 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, T9N R2E, sect 11. Comment
  POM10730  Lupinus densiflorus var. aureus C. F. Baker 1903-5-7 3070 Yolo Rumsey. Comment
  UCD107763  Lupinus formosus P. B. Kennedy 1916-7-23 19 Yolo Knights Landing. Comment
  UCD107764  Lupinus formosus P. B. Kennedy 1916-7-23 20 Yolo Exact location unknown. Comment
  UCD107765  Lupinus formosus P. B. Kennedy 1916-7-23 20 Yolo Exact location unknown. Comment
  UCD23207  Lupinus microcarpus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  JEPS100594  Lupinus microcarpus var. densiflorus Dean W. Taylor 1972-3-29 1384 Yolo along Highway 120 about 3 miles below Monticello Dam at Lake Berryessa 152 Comment
  UC727200  Lupinus microcarpus var. densiflorus A. A. Heller 1942-4-22 16433 Yolo 2 mi s Dunnigan Comment
  UCD108761  Lupinus microcarpus var. densiflorus Collector Unknown 1925-5-11 1723 Yolo Davis. Comment
  UCD108887  Lupinus microcarpus var. microcarpus J. Skoss 1948-6-5 13 Yolo railroad embankment, 2 miles northeast of Davis. Comment
  UCD108892  Lupinus microcarpus var. microcarpus Joy Woo 1989-5-3 4 Yolo Near Greenbelt #4. North Davis. Comment
  UCSC009223  Lupinus microcarpus var. microcarpus Randall Morgan 2015-4-12 6746 Yolo Tule Ranch Comment
  UCD108965  Lupinus nanus K. Esau 1938-3-26 s. n. Yolo Yolo County, Putah Canyon. Comment
  UCD108966  Lupinus nanus K. Esau 1938-3-26 s. n. Yolo Yolo County, Putah Canyon. Comment
  UCD109268  Lupinus nanus Cay Collette 1975-5-17 14 Yolo Knight's Landing Comment
  UCD170025  Lupinus nanus Keith E. Hoffmaster 1939-4-6 906 Yolo Putah Canyon. 75 Comment
  UCD35837  Lupinus nanus Beecher Crampton 1965-4-6 7256 Yolo 3.5 miles west of Winters, along State Hwy. 128. Comment
  UCD39001  Lupinus nanus Beecher Crampton 1962-4-2 6109 Yolo 1.5 miles west of Winters, Putah Creek. Comment
  SEINET10484053  Lupinus nanus subsp. nanus Martin 1960-3-22 Martin 30 Yolo On s-facing slope in canyon s of putah creek and draining into it. Associated With grasses and plagiobothrys nothofulvus; 1/4 mi e of monticello dam, Yolo-solano co border. Comment
  UCR148124  Lupinus nanus var. apricus Beecher Crampton 1982-3-8 9814 Yolo 5 mi west of Wintes on Hwy 128 54 Comment
  NY16028  Lupinus subvexus A. A. Heller 1902-4-29 5415 Yolo Near Madison Comment
  UCR148779  Lupinus subvexus Beecher Crampton 1953-3-31 1047 Yolo Abandoned railroad, Madison Comment
  SEINET10486269  Lupinus subvexus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5098 Yolo Morgan valley quad. Along state route 16, 6 mi from colusa co line. Corolla Bright pink. Comment
  SEINET12170817  Lupinus subvexus Unknown 1953-3-31 1047 Yolo Madison Comment
  UCD33628  Lupinus subvexus Beecher Crampton 1971-4-26 8677 Yolo Yolo County, 1/2 mile south of Saxon Station. Comment
  CDA12062  Lupinus succulentus G. F. Hrusa, J. Messina 1989-3-3 5869 Yolo North Coast Biodiversity Arena; Hwy 128 along Putah Creek below Lake Berryessa. Comment
  UC753996  Lupinus succulentus H. F. Copeland 1943-4-24 1592 Yolo e Davis; e of Davis Comment
  UCD109607  Lupinus succulentus P. B. Kennedy 1915-4-26 21 Yolo Davis. Comment
  UCD109608  Lupinus succulentus P. B. Kennedy 1915-4-26 21 Yolo Davis. Comment
  UCD80976  Lupinus succulentus Angelica Sauceda; Ellen Dean, Clare Loughran 2009-4-26 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Mouth of Bray Canyon. 56 Comment
  SEINET10489003  Lupinus succulentus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5101 Yolo Morgan valley quad. Along state route 16, 6 mi from colusa co line. 152 Comment
  UCD109611  Lupinus succulentus B. A. Madsm 1925-3-29 s.n. Yolo Roadsides near Copoy. Comment
  UCD34648  Lupinus succulentus Beecher Crampton 1987-3-31 10092 b Yolo 7 miles west of Winters along US 128. Comment
  UCD126604  Lycium barbarum Carl Schoner; June McCaskill 1972-6-19 s.n. Yolo in vacant lot along U.S. Highway 99W, in Zamora. Comment
  UCD126606  Lycium barbarum R. Tofsrud 1949-1 s.n. Yolo Davis. Comment
  SEINET10637647  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 119 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780229  Lycopersicon esculentum Stephanie Frischie 2000-9-30 Frischie 98 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10811319  Lycopersicon esculentum Stephanie Frischie 2000-10-14 Frischie 134 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780226  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 73 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
  UCR141761  Lythrum californicum Beecher Crampton 1953-10-15 1692 Yolo 2 mi west of Madison 53 Comment
  RSA0015851  Lythrum californicum Beecher Crampton 1955-9-29 3164 Yolo Along US Highway 99 W 1.5 miles northwest of Davis. Comment
  UCD38517  Lythrum californicum Beecher Crampton 1955-9-29 3164 Yolo US Hwy 99W. 1.5 miles north of Davis. Comment
  UCD160098  Lythrum hyssopifolia Emily Howard 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
  UCD20628  Lythrum hyssopifolia E. Dean; with M. Bibbo 2002-7-5 1154 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through the valley, alongside of dried drainage, S of stock pond. 457 Comment
  UCD63355  Lythrum hyssopifolia Daniel Sanchez-Mata 2006-6-15 s.n. Yolo Winters-Moskowite Corners. Putah Creek Public Fishing Area. 70 Comment
  UCD84362  Lythrum hyssopifolia Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CDA39090  Lythrum salicaria Bill Lyon 2013-7-16 PDR# 570 P0610587 Yolo Woodland; 0.4 mile north of bridge on Old River Road. Comment
  CDA18828  Lythrum salicaria J. Young 1999-8-19 PDR 1225342 Yolo North side of Cache Creek, 100 yards west of Co. Rd. 102 0 Comment
  UCR225220  Lythrum tribracteatum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UC638700  Madia gracilis Ethel Crum 1938-5-7 2003 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD134330  Madia gracilis Collector Unknown 1940-4-15 s.n. Yolo Putah Canyon. Comment
  UCD59351  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3775 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. Northeastern section of ranch. 445 Comment
  SEINET8191883 Image available Magnolia grandiflora June McCaskill, J. M. Tucker 1957-6-13 529 Yolo Along main walkway across Quadrangle, University of California, Davis Comment
  UCD134378  Malacothrix floccifera K. Esau 1935-5-8 s.n. Yolo Putah Canyon. Comment
  UCD169004  Malacothrix floccifera Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9305 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
  JEPS36819  Malacothrix floccifera W. L. Jepson 1920-5-25 9051 Yolo Putah Pass Inner North Coast Range, Putah Pass 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
  UCD14328  Malva nicaeensis Heidi Haugen 1984-4-15 15 Yolo Yolo Co.; South Fork of Putah Creek; 15 Comment
  UCD116635  Malva parviflora A. S. Crafts 1926-7-8 442 Yolo University Farm Campus, Davis. Comment
  UCD116671  Malva parviflora W. T. P. 1917-4-1 s.n. Yolo University Farm. Comment
  UCD116695  Malvella leprosa P. B. Kennedy 1916-7-23 s.n. Yolo location unknown. Comment
  UCD116717  Malvella leprosa C. J. W. 1913-9-1 306 Yolo Davis. Comment
  UCD116718  Malvella leprosa Charles B. Heiser Jr. 1947-5-29 1917 Yolo Davis. Comment
  UCD20685  Malvella leprosa Laura F. Galloway 1988-5-18 18 Yolo Yolo County, Davis, 'G' and Sweet Briar Sts., empty urban lot. 13 Comment
Read comments
Jan 22 2008
  UC765588  Marah fabacea R. F. Hoover 1938-2-22 2768 Yolo Putah Creek canyon Comment
  SEINET4584961 Image available Marah fabacea Vijai Rakvidhyasastra 1969-5-3 23 Yolo Near bank of Putah Creel, University of California - Davis campus Comment
  UCD56735  Marah watsonii Ellen Dean; M. Bibbo 2007-3-23 3427 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
  UCD62840  Marah watsonii Michael J. Bower; 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
  UCD20863  Marrubium vulgare N. Nicola 2001-5-7 80 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve. Comment
  UCD68022  Marrubium vulgare C. P. Pease 1995-5-20 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  RSA733976  Marrubium vulgare Lois Weston 1942-4-24 1136 Yolo Putah Canyon. Comment
  UCD125023  Marrubium vulgare W. T. P. 1916-9-1 s.n. Yolo Davis. Comment
  UCD84358  Marsilea vestita Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD150940  Matricaria chamomilla D. S. Park; D. Potter 2010-4-22 21 Yolo 128 roadside east, edge of parking area. Disturbed. Gravel. 81 Comment
  UCD150997  Matricaria chamomilla D. S. Park; S. Nicole 2010-5-11 76 Yolo Davis wetlands. Comment
  UC735733  Matricaria discoidea Walter Russell 1957-4-5 63 Yolo Univ. Farm Davis 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
  UCR257143  Matricaria discoidea George K. Helmkamp, Mary Alice Barnes 2013-5-8 20515 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
  CAS-BOT-BC348254  Matricaria discoidea Alice Eastwood 1927-3-28 s.n. Yolo Winters 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
  UCD134618  Matricaria discoidea M. Wiesendanger 1927-4-29 600 Yolo Davis. Comment
  POM362450  Matricaria matricarioides Glenn A. Gorelick 1966-4-1 s.n. Yolo Davis Comment
  UCD149326  Medicago polymorpha Collector Unknown 1925-3-7 s.n. Yolo City of Davis. 15 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
  UCD56714  Medicago polymorpha Ellen Dean; M. Bibbo 2007-3-23 3407 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
  UCD62869  Medicago polymorpha Tavis Forrester; 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
  RSA699932  Medicago polymorpha Lois Weston 1942-4-24 1141 Yolo Putah Canyon. Comment
  SFV8470  Medicago polymorpha B. Stanfield 1966-3-20 3 Yolo 7 miles west of Winters. 40 Comment
  UCD107781  Medicago polymorpha Collector unknown 1925-5-9 1713 Yolo Davis. Comment
  UCD34113  Medicago sativa Beecher Crampton 1976-8-9 9406 Yolo Road 29 W of Hwy. 113. Comment
  UCD86355  Melica bulbosa D. H. Hartmann 1941-7-9 s.n. Yolo Agronomy Plots, Davis. Comment
  HSC10335  Melica californica J. V. Lenz 1947-4-12 Yolo Putah Canyon. Comment
  SEINET202611 Image available Melica californica Jack Maze 1963-3-8 10 Yolo .75 miles east of Recreation Beach, State Highway 128. Comment
  UCD160200  Melica californica Taylor Blevins 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
  UCD73268  Melica californica Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4842 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD86933  Melica californica Beecher Crampton 1967-5-3 7850 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD20892  Melilotus albus N. Nicola 2001-5-1 120 Yolo Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD13411  Melilotus indicus K. Meares 1996-10-8 023 Yolo City of Davis, northern part. Next to the North Davis Pond. 15 Comment
  UCD20860  Melilotus indicus N. Nicola 2001-5-2 077 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD62796  Melilotus indicus Susan Zhang; Plant Biology 102 students 2008-5-3 6 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. In and along Bray Creek. 103 Comment
  SEINET5737483 Image available Melilotus indicus Charles C. Adamson 1960-1 12 Yolo Along Southern Pacific railroad tracks, near NE Davis city limit.; Davis 46 Comment
  SFV8456  Melilotus indicus J. W. Riekels 1961-4-9 18 Yolo Along Putah Creek on CA-Highway 128, about 8 miles west of Winters. Comment
  UCD108066  Melilotus indicus B. Crampton 1953-4-19 1109 Yolo Along the rr, 1.5 miles north of Davis. Comment
  UCD108074  Melilotus indicus Lynn M. Holstein 1979-5-18 1 Yolo Corner of 5th and Poleline Rds. In Davis. Comment
  UCD108081  Melilotus indicus B. A. Madson 1917-1 C 14 Yolo King Island, Univ. Farm, Davis. Comment
Read comments
Jan 7 2016
  UCD15242  Melilotus indicus Kathryn A. Specht 1984-5-26 26 Yolo In the city of Davis near intersection of Chiles Road and Research Park Drive. 12 Comment
  SBBG115415  Melilotus officinalis B. Crampton 1964-1 s.n. Yolo UC Davis agronomy experimental area Comment
  UCD117356  Mentzelia laevicaulis M. Phillips 1929-10-1 2065 Yolo Putah Canyon. Comment
  UC19601  Mentzelia laevicaulis var. laevicaulis Willis L. Jepson July 1892 Yolo near the Devil's Gate; Putah Canyon Comment
  JEPS98627  Mercurialis annua Dean Kelch 1994-3-24 Yolo outside botany greenhouse 1, near headhouse U. C. Davis campus 20 Comment
  UCD23448  Mesembryanthemum crystallinum W. A. Harvey 1948-7-27 s.n. Yolo Harvey's Hacienda. Comment
  UCD20797  Micranthes californica N. Nicola; C. Kremen 2001-3-16 013 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD48201  Micranthes californica Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 11 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 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 stream on the W side of the road. 487 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
  UCD56750  Micropus californicus Ellen Dean; M. Bibbo 2007-3-23 3442 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
  CAS-BOT-BC348445  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey Comment
  UC638714  Micropus californicus var. californicus Ethel Crum 1938-5-7 1985 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  RSA695731  Micropus californicus var. californicus Keith E. Hoffmaster 1940-4-28 951 Yolo West of Winters Comment
  UCD132848  Microseris douglasii Beecher Crampton 1953-4-11 1069 Yolo Along the road 1.5 miles north of Davis. 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
  UCD40990  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
  UCD84327  Microseris douglasii subsp. douglasii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 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
  UCD118918  Microsteris gracilis R. H. Miller 1949-3-27 6 Yolo Putah Canyon. Comment
  UCD41087  Mimosa N. Nicola 2003-6-24 379 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCR146281  Mimulus Gene Miyao 1986-4-15 s.n. Yolo c. 1 mi south of Madison, Circle G Ranch on County Rd. 89 47 Comment
  UCD15554  Mimulus aurantiacus Lara Hawthorne 1989-4-27 4 Yolo Hwy 128, near Lake Berryessa. Comment
  UCD20814  Mimulus aurantiacus N. Nicola; C. Kremen 2001-3-16 030 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. 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
  UCD70204  Mimulus aurantiacus D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 170 Comment
  HSC82083  Mimulus aurantiacus var. aurantiacus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5109 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UC917317  Mimulus aurantiacus var. aurantiacus S. C. Hanson 1949-5-5 18 Yolo Putah Canyon Comment
  UCD122271  Mimulus aurantiacus var. aurantiacus Joseph M. DiTomaso 1976-4-9 400 Yolo below Monticello Dam at Lake Berryessa, above Putah Creek. 134 Comment
  UCD122286  Mimulus aurantiacus var. aurantiacus Jack Maze 1963-4-17 8 Yolo State Highway 128, 3/4 mile west of Recreation Beach. Comment
  UCD167385  Mimulus congdonii Kathy Toll 2016-5-1 2 Yolo McLaughlin UC Reserve. Clover Valley. 457 Comment
  SEINET4678055  Mimulus guttatus M. C. Johnston 1995-5-7 4 Yolo Across the road from the Monticello Dam.; 0 Comment
  RSA0054844  Mimulus guttatus subsp. arvensis Keith E. Hoffmaster 1946-4-13 1247 Yolo Putah can. Comment
  CDA41710  Mimulus kelloggii K. Esau 1938-3-26 s.n. Yolo Putah Canyon. 0 Comment
  UCD55493  Mimulus latidens J. Shepard 2004-4-4 664 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. 10 Comment
  UCD63068  Mimulus nasutus Ellen Dean 2008-4-9 4777 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. 598 Comment
  POM21048  Mimulus pilosus Roxana Stinchfield 1916-6-25 315 Yolo Buckeye Creek, near mouth. Comment
  UCD20604  Mimulus pilosus E. Dean; with M. Bibbo 2002-7-5 1149 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 Comment
  UCD122856  Mimulus pilosus J. M. Tucker 1948-7-16 1713 Yolo yard at 914 D St., Davis. 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
  UCD122950  Mimulus tricolor Beecher Crampton 1978-5-8 9583 Yolo 1/4 mi S. of Saxon Station. Comment
  UCD36180  Mimulus tricolor Beecher Crampton 1953-3-31 1051 Yolo 3 miles north of Winters. Comment
  RSA261510  Minuartia californica M. P. Dunford 1961-3-17 1016 Yolo On road embankment; on Pleasants Valley Road, 0.6 mile S of junction with State Hwy 128, SW of Winters. 61 Comment
  UCD169006  Minuartia douglasii Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9307 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 stock pond. 137 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
  UCD146830  Montia fontana Carol W. Witham 2003-4-11 940 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21422  Myosurus minimus J. Shepard 2002-4-21 513 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 along north to south access road to vernal pool area - in dip. 12 Comment
  UCD84349  Myosurus minimus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CAS-BOT-BC83399  Myosurus minimus K. J. Tucker; J. M. Tucker 1950-3-26 1926 Yolo In pasture beside Highway 99W, about 3 miles northwest of Davis. Comment
  UCD96591  Myosurus minimus Fleur Ng'weno 1989-4-30 DQ 19 Yolo D-Q University, along County Road 31, 9 mi. west of Davis city Center. 30 Comment
  CAS-BOT-BC174640  Myosurus minimus var. filiformis Beecher Crampton 1998-5-18 10362 Yolo Ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A Comment
  UCD21423  Myosurus sessilis J. Shepard 2002-4-18 519 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 Department of Defense fence. South to northern-most large vernal pool, 1 meter west of fence. 12 Comment
  UCD36115  Myosurus sessilis Beecher Crampton 1952-11-7 915 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCD96286  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  HSC77869  Myriophyllum sibiricum Paul Tappel 1977-11-5 Yolo Putah Creek near Lake Solano Comment
  UCD141689  Myriophyllum spicatum Ellen Dean; M. Taylor 2013-6-20 7801 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. Plot YHA 1E of Putah Creek vegetation survey. 6 Comment
  UCD87977  Nassella lepida M. Wiesendanger 1927-5-4 627 Yolo Putah 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
  UCD37516  Nassella pulchra Beecher Crampton 1961-4-17 5857 Yolo Yolo County, 3 miles northeast of city of Davis, city dump and rifle range. Comment
  UCD73259  Nassella pulchra Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4837 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 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
  UCD18415  Nassella tenuissima Dave Bayer 2000-5-25 s.n. Yolo south of city of Davis. Comment
  CAS-BOT-BC230272  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo Davis City Dump, ca. 2 miles NW Davis Comment
  SEINET246031  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo 3 miles northwest of city of Davis. Comment
  UC1228166  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 mi s Saxon Station Comment
  UC1719864  Navarretia heterandra David Fruchter 1978-9-18 105 Yolo Winters Comment
  UCD37196  Navarretia intertexta subsp. intertexta Beecher Crampton 1958-5-28 4837 Yolo Yolo County, city of Davis. Comment
  CHSC79336  Navarretia leucocephala Beecher Crampton 1953-4-21 1120 Yolo 3 miles north of city of Winters, between highway and railroad. Comment
  UCD21293  Navarretia leucocephala J. Shepard 2000-5-8 232 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
  UCD38894  Navarretia leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD23196  Navarretia leucocephala subsp. leucocephala A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD84363  Navarretia leucocephala subsp. leucocephala Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD37911  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1962-5-1 6350 Yolo 5 miles southeast of city of Davis, at junction of County Roads 106A and 35. Comment
  UCD48545  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1975-6-18 9223 Yolo 1/4 mile south Saxon Station. Comment
  UCD20388  Navarretia pubescens K. Esau 1937-5-12 s.n. Yolo Putah Canyon. Comment
  UCD20389  Navarretia pubescens K. Esau 1937-3-12 s.n. Yolo Putah Canyon. Comment
  UCD48665  Navarretia tagetina Beecher Crampton 1953-4-19 1312 Yolo 3 miles west of Winters depression along Hwy. 128. Comment
  UCD48705  Navarretia tagetina Beecher Crampton 1953-4-19 1312 Yolo 3 miles west of Winters depression along Hwy. 128. Comment
  CHSC91768  Nemophila heterophylla G. F. Hrusa 1998-3-21 14155 Yolo North Coast Biodiversity Arena. Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. 225 Comment
  UCD120041  Nemophila heterophylla R. H. Miller 1949-3-14 1 Yolo Hillslopes of Putah Canyon. Comment
  UCD48045  Nemophila heterophylla Ryan Knox; McDermott, G. Walden 2002-4-13 22 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 od Soda Spring and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 516 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
  UCD63081  Nemophila parviflora Ellen Dean 2008-4-9 4790 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Head of smaller canyon that is east of main canyon. 649 Comment
  UCD125250  Nepeta cataria Beecher Crampton 1995-8-9 s.n. Yolo City of Davis. Comment
  UCD160960  Nicotiana acuminata var. multiflora Jean Shepard 2001-6-16 468 Yolo City of Davis, East Fifth St., about .1 mi W of Cantrill Dr. Comment
  SBBG50880  Nicotiana glauca L. Long 1970-5-18 16 Yolo N bank of Putah Crk, 1 mi E of Old Davis Rd, Davis Comment
  UCD126661  Nicotiana glauca J. M. Tucker; C. H. Lamoureux 1958-6-8 3401 Yolo State Highway 128, Putah Canyon, 1.2 - 2.0 miles east of Recreation Beach. Comment
  UCD14615  Nicotiana glauca Nathan Horn 1989-6-1 22 Yolo along Old Davis Road, ca. 1/2 mile east of University of California, Davis. 15 Comment
  UCD33618  Nicotiana glauca Beecher Crampton 1971-1-21 8657 Yolo UC Davis campus, S.E. of the University airport along the north bank of Putah Creek. Comment
  UC444933  Nicotiana quadrivalvis Tracy J. Storer 1912-6-27 Yolo Rumsey Comment
  UCD126717  Nicotiana quadrivalvis J. D. Skoss 1948-6-5 16 Yolo along Putah Creek bed, University of California, Davis campus. Comment
  UCD106941  Oenothera elata subsp. hirsutissima J. Young 1999-7-12 PDR 119701 5 Yolo West Sacramento. Comment
  SEINET8564248  Olea europaea R. H. Miller None 1119 Yolo University farm, University of Calif., Davis Comment
  UCD168067  Orobanche ramosa Gene Miyao 2017-6-28 s.n. Yolo North of Woodland, between County Road 102 and State Route 113, in the vicinity of County Road 18 C, near the former Spreckels Sugar location. 16 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
  SEINET242456  Oryzopsis holciformis Beecher Crampton 1961-4-10 T.O. 2324 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row D-167 Comment
  SEINET240090  Oryzopsis holciformis Beecher Crampton TO 2148 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET240091  Oryzopsis holciformis Beecher Crampton TO 2148 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD39913  Oryzopsis miliacea Beecher Crampton 1961-8-11 s.n. Yolo UC Davis Campus, Agronomy Seed House. Comment
  HSC16699  Oxalis corniculata J. V. Lenz 1946-4-1 Yolo W Sacramento Comment
  UCD110781  Oxalis corniculata T. Tomich 1949-5-30 62 Yolo 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
  UCD111012  Oxalis pes-caprae Beecher Crampton 1980-3-4 9697 Yolo Davis Comment
  UCD38768  Oxalis pes-caprae Beecher Crampton 1958-2-11 4659 Yolo Woodland, West and Court Streets. 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
  UCD89485  Panicum capillare Beecher Crampton 1954-9-8 2265 Yolo 5 miles west of Davis. Comment
  UCD89507  Panicum capillare H. B. Currier 1941-9-22 s.n. Yolo Davis. Comment
  UCD57352  Panicum capillare subsp. hillmanii J. Shepard 1999-8-10 17 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. 12 Comment
  UCD57353  Panicum capillare subsp. hillmanii J. Shepard 2000-5-20 264 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. Parking lot on north side of entrance road. 12 Comment
  UCD32856  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-22 7202 Yolo Yolo County, 3.5 miles west of Davis, Russell Blvd.. Comment
  UCD89570  Panicum capillare subsp. hillmanii Beecher Crampton 1963-8-5 6866 Yolo 1/4 mile south of west Plainfield Store on County Road 99. Comment
  UCD89770  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-22 7202 Yolo 3.5 miles west of Davis, Russell Blvd.. Comment
  UCD89803  Panicum capillare subsp. hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis campus, Agricultural Services yard. Comment
  UCD89585  Panicum dichotomiflorum Beecher Crampton 1965-7-7 7438 Yolo Northern city limits of Winters. Comment
  UC1151594  Panicum hillmanii Beecher Crampton 1962-9-11 6666 Yolo 2 mi w Winters; 2 mi w of Winters Comment
  CAS-BOT-BC242670  Panicum hillmanii Beecher Crampton 1964-9-22 7202 Yolo 3.5 miles west of Davis, Russell Blvd. Comment
  CAS-BOT-BC253863  Panicum miliaceum B. Crampton 1955-10-12 s.n. Yolo 0.5 mile N of Davis Comment
  CAS-BOT-BC253893  Panicum rigidulum C. R. Quick 1972-7-22 72 -12 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
  UCD168156  Papaver rhoeas Katherine Courtney 1983-4-24 6 Yolo 3/4 mile west of the junction of raod 32 and 92, west of Davis. Comment
  CAS-BOT-BC253930  Parapholis incurva L. R. Abrams 1928-5-8 12594 Yolo Between Woodland and Davis 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
  UCD88611  Parapholis incurva Beecher Crampton 1954-6-14 1954 Yolo 4 miles east of Woodland, on roadside and banks of road. Comment
  UCD18436  Paspalum almum Collector unknown 2000-11-16 Yolo city of Davis. Comment
  UCD161051  Paspalum dilatatum Craig Thomsen 2006-6-30 2626 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD88730  Paspalum dilatatum Beecher Crampton 1963-4-4 6714 Yolo 3.5 miles west Davis, Russell Blvd. Comment
  CDA28399  Paspalum distichum G. F. Hrusa 2007-6-27 17048 Yolo Sacramento Delta; Colony on shoreline in sandy intertidal area at Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  UCD37762  Paspalum distichum Beecher Crampton 1961-10-25 6045 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD84353  Paspalum distichum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD88903  Paspalum distichum Alan A. Beetle 1946-7-13 4717 Yolo Putah Canyon. Comment
  UCD88909  Paspalum distichum Beecher Crampton 1957-9-16 4609 Yolo County Road 27, 6 miles northwest of Davis. Comment
  UCD88963  Paspalum distichum Collector Unknown 1941-10-1 326 Yolo along Putah Creek, bordering Davis Farm. Comment
  UCD160611  Passiflora Jean Shepard 2015-5-11 897 Yolo City of Davis. East Davis, on south side of Covell Blvd. .1 mi west of Harper Junior High School, in strip between sidewalk and highway. 9 Comment
  UCD70769  Passiflora J. Shepard 1998-9-7 6 Yolo City of Davis, Fifth St. between Poleline and 'L', Community Garden. Woody twining vine 4-5' high, supported on trellis. Three bracts below 5 sepals, greenish on underside, whitish above. Petals less greenish below than sepals, whitish above; petals thinner and narrower than sepals. Much-fringed corona with outside band of lavender, middle band of white, and inner band of reddish purple. Comment
  UCD37599  Pectocarya penicillata Beecher Crampton 1955-4-18 2503 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD137573  Pellaea andromedifolia A. A. Beetle 1945-1-20 3075 Yolo West of Winters in Putah canyon. Comment
  UCD137546  Pellaea andromedifolia Beecher Crampton 1953-2-14 983 Yolo 6 miles west of Winters, emptying into Putah Creek. Comment
  UCD59336  Pellaea mucronata var. mucronata Ellen Dean; Kate Mawdsley 2007-5-11 3760 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
  SEINET242380 Image available Pennisetum Beecher Crampton T.O. 4192 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD89431  Pennisetum clandestinum Beecher Crampton 1960-9-19 5778 Yolo UC Davis Campus. NW corner of Shields Avenue and A Street. 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
  NY583828  Penstemon centranthifolius R. J. Stinchfield 1916-6-26 349 Yolo Road crossing Buckeye Creek near Hershey Comment
  POM21049  Penstemon centranthifolius Roxana Stinchfield 1916-6-26 349 Yolo Road crossing Buckeye Creek near Hershy. Comment
  UCD62728  Pentagramma triangularis Alan Yip; 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. 118 Comment
  UCD20570  Perideridia kelloggii E. Dean; with M. Bibbo 2002-7-5 1111 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. 701 Comment
  UCD20890  Perideridia kelloggii N. Nicola 2001-5-30 118 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  CAS-BOT-BC413678  Persicaria amphibia Clarence R. Quick 1971-8-26 71 -58 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  UCD99363  Persicaria amphibia P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  CAS-BOT-BC413677  Persicaria amphibia Roxana Stinchfield 1916-6-25 326 Yolo Near Buckeye Cr. Comment
  UCD143812  Persicaria hydropiper Beecher Crampton 1983-9-22 s.n. Yolo UC Davis. Comment
  UCD142950  Persicaria lapathifolia Ellen Dean; A. Lal, M. Taylor 2013-7-8 7822 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 2A. 30 Comment
  UCD99335  Persicaria orientalis C. B. Heiser 1945-6-19 s.n. Yolo University Farm, Davis. Comment
  UCD141691  Persicaria punctata Ellen Dean; M. Taylor 2013-6-20 7803 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. Plot YHA 1E of Putah Creek vegetation survey. 6 Comment
  UCD41071  Persicaria punctata Carol W. Witham 2003-8-8 1002 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  HSC13634  Phacelia ciliata M. Dole 1963-4-8 72 Yolo 1/2 mi. N of Hwy. 40 on Rd. 104 Comment
  UCD120337  Phacelia ciliata Shirley L. Cotter 1952-4-27 3456 B Yolo Beside Putah Creek, 1 mile west of Winters. Comment
  UCD20840  Phacelia imbricata N. Nicola 2001-4-5 56 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD58086  Phacelia imbricata Ellen Dean; K. Mawdsley 2007-4-6 3624 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
  UCD33809  Phacelia imbricata Beecher Crampton 1973-5-14 8949 Yolo Yolo County, just below Monticello Dam. Comment
  RSA699656  Phacelia imbricata var. imbricata Lois Weston 1924-4-24 1134 Yolo Putah can Comment
  UCD120721  Phacelia tanacetifolia G. F. Hrusa 1990-4-8 7671 Yolo Hwy 16 approx. 10 m. N of Rumsey, along Cache Creek. 300 Comment
  UCD41086  Phacelia tanacetifolia N. Nicola 2003-6-13 343 Yolo Sacramento Valley, UC Davis, west of main campus off Hutchison Rd. Comment
  UCD41101  Phalaris D. Lowry 2002-7-19 244 Yolo Base of eastern foothills of inner North coast range, Capay Valley. Comment
  SEINET240103 Image available Phalaris arundinacea Beecher Crampton T.O. 2517 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET241295 Image available Phalaris arundinacea Beecher Crampton 1963-7-14 T.O. 2820 Yolo UC Davis agronomy experimental area, plant introduction nursery, row G-96 Comment
  UCD88340  Phalaris brachystachys Beecher Crampton 1965-8-18 7487 Yolo 3 miles W of Knight's Landing. Comment
  UCD88342  Phalaris brachystachys J. Hardison 1989-5-11 131 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD88349  Phalaris brachystachys R. Tofsrud 1951-5-1 s.n. Yolo Conway Ranch. Woodland Farms Inc. Comment
  CDA309  Phalaris caroliniana P. B. Kennedy 1915-4-26 Yolo Outskirts of Davis. 0 Comment
  UCD39956  Phalaris coerulescens Beecher Crampton 1963-6-4 s.n. Yolo UC Davis Campus. Agronomy Experimental Areas. Forage Crops Nursery. Comment
  CAS-BOT-BC242651  Phalaris lemmonii Beecher Crampton 1953-3-31 1048 Yolo Madison Comment
  HSC10565  Phalaris lemmonii Beecher Crampton 1958-5-19 4826 Yolo Along railroad, Dunnigan 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
  UCD84316  Phalaris lemmonii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD89020  Phalaris lemmonii M. Wiesendanger 1927-4-29 596 Yolo Davis. Comment
  SEINET11696166  Phalaris lemmonii Unknown 1953-3-31 1048 Yolo Madison Comment
  HSC8522  Phalaris minor J. V. Lenz 1947-5-10 Yolo Davis Comment
  RSA10438  Phalaris minor C. B. Wolf 1928-5-8 2130 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
Read comments
Jul 28 2014
  SBBG115738  Phalaris minor J. T. Howell, G. H. True 1974-3-3 50330 Yolo ca. 7 mi N of Madison Comment
  UCD89044  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89046  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89047  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89054  Phalaris minor A. A. Beetle 1946-5-1 4712 Yolo Davis campus. Comment
  UCD89056  Phalaris minor A. A. Beetle 1946-5-1 4713 Yolo Davis campus. Comment
  UCD89067  Phalaris minor A. S. Crafts 1926-7-8 429 Yolo University Farm Campus, Davis. Comment
  UCR257144  Phalaris minor George K. Helmkamp, Mary Alice Barnes 2013-5-8 20514 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
  CDA108  Phalaris paradoxa D. G. Kelch 2007-5-18 7 .322 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD147299  Phalaris paradoxa Carol W. Witham 2003-4-26 964 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21406  Phalaris paradoxa J. Shepard 2001-5-13 453 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. In the southeast corner of park, about 50 yards north of County Road 36 and 100 yards west of Department of Defense fence. 12 Comment
  UCD41032  Phalaris paradoxa Carol W. Witham 2003-4-26 964 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD89620  Phleum pratense Beecher Crampton 1973-5-30 8950 Yolo UC campus. Comment
  SEINET893248  Phlomis fruticosa June McCaskill 1954-1 315 Yolo In yard at 914 D Street, Davis Comment
  UCD56693  Phoradendron leucarpum subsp. tomentosum Ellen Dean 2006-10-27 3302 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
  SFV8301  Phoradendron macrophyllum J. J. McGrath 1963-5-20 35 Yolo Sacramento Valley Davis. University of California, Davis campus. Beside physics building. 15 Comment
  SEINET5740888 Image available Phoradendron macrophyllum subsp. macrophyllum Franklin Martin, Madelain Martin 1960-1 4 Yolo By Putah Creek, University of California picnic grounds, Davis.; Putah Creek Comment
  UCD102184  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1980-2-19 9696 Yolo Yolo County, Davis. Comment
  UCD102196  Phoradendron serotinum subsp. macrophyllum J. M. Tucker 1951-2-14 2023 Yolo Creek bank in arboretum, University of California, Davis. Comment
  UCD127925  Phoradendron serotinum subsp. macrophyllum A. M. Shapiro 2011-12-5 s.n. Yolo City of Davis. U.C. Davis campus. On a leafless deciduous tree at the NW corner of California Way and Storer Mall. 15 Comment
  UC1073282  Phoradendron villosum George B. Rossbach 1955-4-7 229 Yolo U.C. Davis s. Yolo Co., U.C. Davis Comment
  UCD22764  Photinia fraseri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  UCD89826  Phragmites australis H. B. Currier 1940-8-25 s.n. Yolo Yolo Causeway. Comment
  UCD125910  Phyla nodiflora Cay Collette 1975-5-10 10 Yolo Knight's Landing. Approximately 20 feet from the Sacramento River. 15 Comment
  UCD125934  Phyla nodiflora M. I. Wibawa 1996-6-2 38 Yolo on north side of Putah Creek, 200 meters west of Old Davis Road. 17 Comment
  UCR212344  Phyla nodiflora Ayzik Solomeshch 2003-6-1 s.n. Yolo Dept. of Fish and Game, Glide Tule Ranch, about 8 miles SE of Davis 66 Comment
  RSA181984  Phyla nodiflora W. L. Jepson 1940-5-17 19930 Yolo W end of Yolo Causeway, 7 mi E of Davis. (Nr. Plumtree, rr. flag sta.) Comment
  UCD125935  Phyla nodiflora Collector Unknown Date Unknown s.n. Yolo Davis campus. Comment
  SBBG115420  Physalis acutifolia B. Crampton 1994-7-13 10270 Yolo 14th St, Davis Comment
  UCD126739  Physalis acutifolia J. M. Tucker 1962-8-1 3639 Yolo 1101 Ovejas Avenue, Davis. Comment
  UCD126763  Physalis lancifolia M. Ramos 1996-5-21 21 Yolo south side of Davis. 13 Comment
  UCD126764  Physalis lancifolia W. W. Robbins; W. D. Norton 1927-10-1 825 Yolo West of Davis. Comment
  UCD36455  Physalis lancifolia Beecher Crampton 1953-9-17 1622 Yolo city of Davis, Davis High School. Comment
  UCD126005  Physalis peruviana Beecher Crampton 1963-9-1 s.n. Yolo UC-Davis Campus; outside Department of Plant Pathology greenhouses. 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
  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
  SEINET10611985  Pinus canariensis Michael H. Nee 1988-8-18 Nee 36786 Yolo on Campus of U of California 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
  SEINET4067175  Pinus sabiniana J. M. Tucker 1962-1 3643 Yolo Tree just east of California Avenue Bridge in arboretum, University of California Campus, davis. Comment
  RSA657064  Piptatherum miliaceum Beecher Crampton 1956-7-12 3703 Yolo Davis, Putah Creek Comment
  UCD89664  Piptatherum miliaceum Beecher Crampton 1959-6-9 5334 Yolo Along US Hwy. 40 freeway, 1 mile east of Davis. Comment
  UCD89666  Piptatherum miliaceum Beecher Crampton 1961-8-11 s.n. Yolo UC Davis campus, Agronomy Seed House. Comment
  UCD89673  Piptatherum miliaceum Beecher Crampton 1974-6-18 9056 Yolo Yolo County, ca. 6 miles west of Winters (State Hwy. 128). Comment
  UCD89881  Piptatherum miliaceum W. B. McHenry 1967-11-8 s.n. Yolo Old Highway 40, 1/2 mile west of Yolo Bypass. Comment
  UCD15444  Pistacia chinensis Jean Shepard 1996-11-14 s.n. Yolo California, Yolo Co.; city of Davis, along 5th street near intersection with 'L' street. Comment
  UCD33163  Pisum sativum Beecher Crampton 1967-4-26 7841 Yolo Yolo County, Davis, site of old central school between B and C and 3rd. streets. Comment
  SBBG117341  Plagiobothrys canescens B. Crampton 1955-4-14 2479 Yolo 7.5 mi W of Davis, Moon Ranch Comment
  UC583158  Plagiobothrys canescens Lewis S. Rose 1936-4-27 36167 Yolo Guinda 117 Comment
  UC1278096  Plagiobothrys canescens var. canescens Beecher Crampton 1955-4-11 2479 Yolo ca 7 mi w Davis; Moon Ranch Comment
  UCD55492  Plagiobothrys humistratus J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 659 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 40 yd. west of DOD fence, thence south .25 mi. South of posted vernal pool area. 10 Comment
  POM63835  Plagiobothrys infectivus A. A. Heller, H. E. Brown 1902-4-29 11882 Yolo Near Madison. Comment
  UCD56768  Plagiobothrys nothofulvus Ellen Dean; M. Bibbo 2007-3-23 3460 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. 619 Comment
  UC480674  Plagiobothrys stipitatus W. Williams 1927-3-22 Yolo Putah Creek Comment
  UCD120995  Plagiobothrys stipitatus Ogden C. Riddle 1942-3-30 56 Yolo 4 mi. west of Winters entrance to Putah Canyon. Comment
  UCR70804  Plagiobothrys stipitatus C. B. Wolf 1937-3-28 08321 Yolo Sacramento Valley, 6.5 mi south of Woodland. 18 Comment
  HSC3775  Plagiobothrys stipitatus M. Dole 1963-4-9 22 Yolo 1 mi. E of Zamora on Rd. 15 Comment
  RSA634242  Plagiobothrys stipitatus Robert M. Rhode, B. Nemeth 1998-5-13 178 Yolo In the vicinity of Guinda; W of the intersection of State Hwy 16 and County Road 53, on County Rd 53; 0.5 km W of gate. Comment
  JEPS61062  Plagiobothrys stipitatus var. micranthus W. L. Jepson 1940-5-17 19928 Yolo 7 mi e Davis (w end of causeway, (near Plumtree, railroad flag station)); Yolo Causeway Comment
  UCD21276  Plagiobothrys stipitatus var. micranthus J. Shepard 2000-5-1 168 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
  UCD55516  Plagiobothrys stipitatus var. micranthus J. Shepard 2004-4-4 662 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 .4 mi. along unpaved entrance road, then .2 mi. south. 12 Comment
  UCD72409  Plagiobothrys stipitatus var. micranthus Ellen Dean; Kate Mawdsley 2008-4-16 4814 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
  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
  UCD121018  Plagiobothrys stipitatus var. micranthus Steven Slagle 1964-4-7 50 Yolo Yolo Bypass, 1 mile north of Causeway. Comment
  CDA31111  Plagiobothrys stipitatus var. stipitatus V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Woodland; at the Woodland Aeromodelers Club. 0 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
  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
  UCD72408  Plagiobothrys stipitatus var. stipitatus Ellen Dean; Kate Mawdsley 2008-4-16 4813 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
  CAS-BOT-BC60840  Planodes virginica Beecher Crampton 1963-3-20 6713 Yolo University of California Davis Campus. Alden Pond - irrigation project. Comment
  RSA603518  Plantago coronopus A. M. Shapiro 1995-9-3 s.n. Yolo West Sacramento, along slough north of West Capitol Ave. Comment
  JEPS81236  Plantago elongata L. R. Heckard, and J. C. Hickman 1982-4-7 5832 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  UCD124423  Plantago elongata M. Wiesendanger 1927-4-29 598 Yolo Davis. Comment
  UCD37386  Plantago elongata Beecher Crampton 1960-5-9 5497 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCD40999  Plantago elongata Carol W. Witham 2003-4-11 929 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD80927  Plantago elongata Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5330 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 parking area. 9 Comment
  SFV8384  Plantago erecta K. Mullich 1972-4-2 6 Yolo North Coast Ranges Capay Valley. County Road 41, 2 miles east of Rumsey. 137 Comment
  UCD124461  Plantago erecta R. H. Miller 1949-4-3 10 Yolo Putah Canyon. Comment
  UCD33497  Platanus X hispanica Beecher Crampton 1969-7-25 8498 Yolo Davis, Russell blvd. Comment
  UCD96080  Platystemon californicus C. J. W. 1914-3-1 s.n. Yolo UC Farm. Comment
  UCD56748  Plectritis ciliosa Ellen Dean; M. Bibbo 2007-3-23 3440 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
  UCR119151  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo Sacramento Valley, 2 miles west of Winters. 46 Comment
  UCD137576  Plectritis ciliosa Ogden C. Riddle 1942-3-29 20 Yolo across road west of Recreation Beach in Putah Canyon. Comment
  UCD58071  Plectritis congesta subsp. brachystemon Ellen Dean; K. Mawdsley 2007-4-6 3611 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. 462 Comment
  UCD48236  Plectritis macrocera Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 19 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 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
  RSA261549  Plectritis macrocera John E. Moeur 1971-4-24 18 Yolo East side of Coldwater Canyon. Comment
  UCD41011  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
  UCD90152  Pleuropogon californicus var. californicus Beecher Crampton 1973-4-16 8918 Yolo Saxon S.W. 1 Comment
  UCD90150  Pleuropogon californicus var. californicus Beecher Crampton 1966-4-19 7652 Yolo 1/4 mile south of Saxon Station. Comment
  UCD39944  Poa D. Summer 1954-5-27 s.n. Yolo UC Davis Campus, Agronomy Experimental Area. Voulnteer in breeders seed of Merion Bluegrass from Beltsville Maryland. Comment
  UCD92177  Poa Beecher Crampton 1954-4-5 1753 Yolo 3 miles west of Winters. Comment
  UCD36834  Poa annua Beecher Crampton 1956-2-7 3216 Yolo Yolo County, city of Winters eastern city limits. Comment
  UCD90334  Poa annua E. G. Cakin 1947-3-27 s.n. Yolo Vacant lot in Davis. Comment
  SEINET11696012  Poa bulbosa var. vivipara Unknown 1962-4-20 T.O. 2578 Yolo UC Davis Campus, Agronomy Experimental Area, grown from seed obtained from Turkey (PI #206-741) Comment
  UCD72426  Poa howellii Ellen Dean 2008-4-25 4854 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  SEINET242434 Image available Poa pratensis Beecher Crampton 1961-4-10 s.n. Yolo UC Davis campus, Agronomy Experimental Area, row B-14. T.O. 2426, Oryzopsis coerulescens. Comment
  UCD91853  Poa pratensis E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UC1153861  Poa pratensis subsp. pratensis Beecher Crampton 1956-5-17 Yolo Davis Campus Comment
  SEINET202613 Image available Poa scabrella Jack Maze 1963-3-8 11 Yolo 3/4 miles east of Recreation Beaach, State highway 128, Yolo county,Cal. Comment
  UCD147302  Poa secunda subsp. secunda Carol W. Witham 2003-4-9 913 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD33168  Poa secunda subsp. secunda Beecher Crampton 1967-5-3 7849 Yolo 2 miles W of Winters. Comment
  UCD90858  Poa secunda subsp. secunda Beecher Crampton 1973-4-16 8922 Yolo Winters W-2. Comment
  UCD91710  Poa secunda subsp. secunda Jack Maze 1963-3-8 11 Yolo 3/4 mile E of Recreation Beach, State Highway 128. 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
  UCD84314  Pogogyne douglasii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CDA40766  Pogogyne douglasii G. D. Barbe 1984-5-7 4159 Yolo Yolo Bypass, east of the Glide Ranch headquarters. Comment
  RSA654046  Pogogyne douglasii Beecher Crampton 1975-5-23 9202 Yolo 1 mile SW of Saxon Station Comment
  UCD33975  Pogogyne douglasii Beecher Crampton 1975-6-11 9214 Yolo 1/4 mile south of Saxon Station. Comment
  UCD21428  Pogogyne zizyphoroides J. Shepard 2002-4-18 524 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 to Department of Defense fence. South, to second large vernal pool. 12 Comment
  RSA0022176  Pogogyne zizyphoroides Carl B. Wolf 1928-5-8 2138 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCR119100  Polycarpon tetraphyllum Beecher Crampton 1979-5-17 9684 Yolo Sacramento Valley, Davis. 15 Comment
  UCD34714  Polycarpon tetraphyllum Beecher Crampton 1989-5-12 10158 Yolo Yolo County, Davis, 1203 Eureka ave. Comment
  UCD47916  Polycarpon tetraphyllum Ellen Dean 2005-5-3 2520 Yolo Yolo County. City of Davis. Albertson's Shopping Center, at Covell Blvd. and Anderson Rd. East side of shopping center. 15 Comment
  SEINET5728967 Image available Polygonum aviculare Jeffrey Lowe 1967-1 8 Yolo ca. 100 yards behind administration Building, University of California; Davis 15 Comment
  CAS-BOT-BC414160  Polygonum aviculare subsp. aviculare John Thomas Howell 1963-6-2 39382 Yolo Woodland Comment
  UCD164875  Polygonum aviculare subsp. depressum Henry House 1995-5-20 1995- 17 Yolo Approximately 100 m W of Walnut Blvd., about 1.25 km S of Marsh Creek Rd. 34 Comment
  UCD80942  Polygonum aviculare subsp. depressum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5345 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
  UCD99993  Polygonum aviculare subsp. depressum H. R. Drever 1945-6-13 s.n. Yolo Davis. Comment
  UCD99836  Polygonum aviculare subsp. neglectum J. A. Ogle 1924-6-1 s.n. Yolo South of Dixon. Comment
  UCD35236  Polygonum californicum Beecher Crampton 1952-10-31 901 Yolo Yolo Causeway. 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
  UCD37197  Polypogon maritimus Beecher Crampton 1958-5-28 4838 Yolo North Davis. Comment
  UCD91181  Polypogon maritimus Beecher Crampton 1957-5-14 4023 Yolo 1.3 miles west of Zamora. Comment
  CDA9626  Polypogon monspeliensis D. G. Kelch 2007-5-18 7 .318 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  HSC10836  Polypogon monspeliensis C. B. Wolf 1928-5-8 2152 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  UCD91242  Polypogon monspeliensis A. A. Beetle 1945-5-17 3881 Yolo 5 miles west of Sacramento. Comment
  UCR198247  Polypogon monspeliensis Dean Kelch 2007-5-18 07 .318 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  CAS-BOT-BC520404  Polypogon viridis J. Shepard 1999-5-6 13 Yolo City of Davis. Intersection of Monarch Ln. and Campbell Pl, SE corner. 10 Comment
  RSA273241  Populus fremontii Glenn A. Gorelick 1965-10-3 s.n. Yolo Along Putah Creek. Davis. Comment
  SBBG115918  Populus fremontii B. Crampton 1986-9-23 10077 Yolo Putah Crk S of University airport Comment
  POM167062  Populus fremontii subsp. fremontii A. A. Heller, H. E. Brown 1902-4-29 5420 Yolo Near Madison. Comment
  UCD110624  Populus fremontii subsp. fremontii Joseph M. DiTomaso 1976-4-9 403 Yolo Just below Monticello Dam at Lake Berryessa above Putah Creek. Comment
  UCD34112  Proboscidea Beecher Crampton 1976-8-9 9405 Yolo Road 29 W of Hwy. 113. Comment
  CDA6516  Proboscidea louisianica T. C. Fuller 1958-7-1 879 -58 Yolo Across Highway 16, 5 miles west of Woodland. 0 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
  JEPS24494  Proboscidea louisianica subsp. louisianica J. H. Thomas 1960-8-30 8869 Yolo about 5 mi s Winters (along hwy to Vacaville) Comment
  UCD146709  Proboscidea louisianica subsp. louisianica G. F. Hrusa 1998-7-5 14667 Yolo immediately south of Guinda on Highway 16. Comment
  UCD122125  Proboscidea louisianica subsp. louisianica Peter Menth 1992-6-2 1 Yolo E. side of highway along edge. 2 mi s. Gibson Road on Poleline Road. Comment
  UCD19107  Proboscidea parviflora E. W. Jameson Jr. 1987-9-14 s.n. Yolo City of Davis. Garden in Willowbank. Comment
  LA26130  Prosopis glandulosa var. torreyana W. R. Russell; 1957-7-22 sn Yolo In neglected yard in central part of town, Winters Comment
  UCR225402  Prunella vulgaris Sally Moore 2009-6-2 s.n. Yolo approx. halfway between Winters and Davis, just east of Stevenson Bridge, on the south side of Putah Creek 28 Comment
  SEINET10771513  Prunus dulcis Stephanie Frischie 2000-10-7 Frischie 127 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10771534  Prunus persica Stephanie Frischie 2000-9-27 Frischie 89 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD70207  Pseudognaphalium californicum D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  CAS-BOT-BC357193  Pseudognaphalium luteoalbum Clarence R. Quick 1970-5-31 70 -18 Yolo Merritt Island near Clarksburg Comment
  UCD73722  Pseudognaphalium luteoalbum Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD40998  Psilocarphus brevissimus Carol W. Witham 2003-4-11 928 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD63222  Psilocarphus brevissimus Ellen Dean; K. Mawdsley 2008-4-16 4801 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
  UCD80926  Psilocarphus brevissimus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5329 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 parking area. 9 Comment
  CHSC40057  Psilocarphus brevissimus var. brevissimus A. A. Heller; H. E. Brown 1902-4-30 Yolo Near Black's. Comment
  UCD21235  Psilocarphus brevissimus var. brevissimus J. Shepard 2000-4-9 118 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
  UCD84317  Psilocarphus brevissimus var. brevissimus Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD135294  Psilocarphus oregonus Fleur Ng'weno 1989-5-5 DQ 33 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD21274  Psilocarphus oregonus J. Shepard 2000-5-1 166 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
  UCD21389  Psilocarphus oregonus J. Shepard 2001-4-27 433 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 approximately 0.25 miles. Growing in ruts on north side of road. 12 Comment
  UCD23206  Psilocarphus oregonus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD73612  Psilocarphus oregonus Ellen Dean; Elizabeth Goebel 2008-4-7 4740 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
  UCD73613  Psilocarphus tenellus Ellen Dean; Elizabeth Goebel 2008-4-7 4741 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
  UCD73618  Psilocarphus tenellus Ellen Dean; Elizabeth Goebel 2008-4-7 4745 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD73678  Psilocarphus tenellus Ayzik Solomeshch 2004-5-7 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
  UCD63076  Pterostegia drymarioides Ellen Dean 2008-4-9 4785 Yolo Tuleyome Ireland Ranch. Central part of Ranch along main canyon. 591 Comment
  SEINET5728077 Image available Pterostegia drymarioides James K. McGrath 1963-1 13 Yolo On. State Hwy 128, ca. 18 mi. W of Winters, near Recreation Beach.; Winters 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
  UCD93426  Puccinellia nuttalliana Beecher Crampton 1975-6-4 9205 Yolo 1 mile north of County Road 103 from its junction with County Road 27. Comment
  UCD93427  Puccinellia nuttalliana Beecher Crampton 1978-6-26 9604 Yolo 4 miles S.E. of Woodland. Comment
  SBBG115407  Puccinellia simplex B. Crampton 1961-3-27 5846 Yolo ca. 1.5 mi N of city of Davis 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
  UCD37535  Puccinellia simplex Beecher Crampton 1955-3-21 2331 Yolo Yolo County, 2.5 miles northeast of city of Davis. Comment
  UCD37543  Puccinellia simplex Beecher Crampton 1955-3-28 2345 Yolo Yolo County, 4 miles southeast of Woodland, Woodland Air Park, at junction of County Roads 25 and 102. Comment
  UCD92217  Puccinellia simplex A. A. Beetle 1946-4-15 4672 Yolo Woodland airport. 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
  UCD92250  Puccinellia simplex R. Tofsrud 1947-4-24 s.n. Yolo Near city dump of Davis. Comment
  SEINET10508331  Puccinellia simplex Laura A. Blankinship 1893-5-6 Blankinship s.n. Yolo Woodland Comment
  SEINET10890763  Punica granatum Stephanie Frischie 2000-10-7 Frischie 123 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10773906  Pyrus Stephanie Frischie 2000-10-7 Frischie 109 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10825279  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC36630  Quercus C. R. Quick 1972-9-7 7241 Yolo Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River in the SE corner of Yolo County Comment
  UCD56593  Quercus Russell Gripp 1984-11-21 s.n. Yolo 223 Gibson Road. In backyard of Chauncey and Avis Irvine. Comment
  HSC24339  Quercus X morehus J. P. Smith, J. O. Sawyer 1972-2-20 5068 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
  UCD162344  Quercus X morehus Craig Thomsen 2006-5-18 2699 Yolo Camp Haswell Otis Ranch Regional Park. West side of Cache Creek Comment
  UCD47039  Quercus X morehus Vincent Forcella 1987-11-22 s.n. Yolo California, Yolo County: State Highway 16, ca. a few miles north of Ginda; by a culvert at roadside. Comment
  CAS-BOT-BC105015  Quercus X morehus B. Crampton 1956-2-7 3217 Yolo N bank of Putah Creek, 1/4 mile E of Recreation Beach, Vaca Mtns. Comment
  SEINET4077596  Quercus agrifolia J. M. Tucker 1962-1 3645 Yolo Off northwest corner of Agricultural Engineering Building, University of California campus, Davis. Comment
  UCD164519  Quercus berberidifolia Craig D. Thomsen 2006-8-16 2706 Yolo Camp Haswell County Park. 182 Comment
  UCD45212  Quercus berberidifolia Don K. Sexton 1955-10-16 s.n. Yolo (appears to be form of southern California islands, approaching Q. macdonaldi Green). By railroad signal across from trailer court along Old Davis Highway (Olive Road). Davis, Yolo County, California 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
  UCD45469  Quercus chrysolepis Don K. Sexton 1955-10-16 s.n. Yolo Highway 40, along railroad tracks, north of Davis, California. Comment
  UC993152  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UC993153  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UC993158  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda 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
  UCD45653  Quercus douglasii D. Q. Cavagnaro 1963-10-18 221 Yolo Beside road across fence from apricot orchard. 2 miles west of Winters, Yolo County, California. Elevation 50 feet. 15 Comment
  UCD45763  Quercus douglasii Beecher Crampton 1968-8-6 8340 Yolo 3 miles west of Winters, along State Hwy. 128. 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
  SEINET4691478  Quercus ilex D. G. Kelch 2010-1 s.n. Yolo E street in redisential property Comment
  JEPS84701  Quercus lobata John W. Willoughby 1977-5-12 2421 Yolo 2.9 mi w State Highway 128 junction with County Road 86 (along State Highway 128, between road and Putah Creek); Vaca Mountains Comment
  SACT002669  Quercus lobata S. Gossard 1974-5-2 Yolo Waldorf School, American River Woodland. Comment
  UCD34166  Quercus lobata Beecher Crampton 1977-6-16 9503 Yolo county road 32, 1 mile west of the Fairfield school. Comment
  UCD46790  Quercus lobata H. B. Nidever 1951-5-19 40 Yolo 4 miles south of Woodland, near dry creek bed, Yolo County, California. Comment
  UCD63074  Quercus lobata Ellen Dean 2008-4-9 4783 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
  UCD72449  Quercus lobata Ellen Dean 2008-4-25 4872 Yolo Tuleyome Ireland Ranch, western part of ranch near Crooker Spring. 332 Comment
  UCD46873  Quercus lobata K. Esau 1932-3-13 s.n. Yolo Putah. Comment
  UCD47280  Quercus shumardii Anju K. Riar 1992-6-4 6 Yolo c. 1 mile e. of Mace Blvd. exit, 20 feet from hwy 80; 10 Comment
  UCD59334  Quercus wislizeni var. frutescens Ellen Dean; Kate Mawdsley 2007-5-11 3758 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
  UC638699  Rafinesquia californica Ethel Crum 1938-5-7 2004 Yolo 4 mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD73619  Ranunculus muricatus Ellen Dean; Elizabeth Goebel 2008-4-7 4746 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  SEINET215114  Ranunculus occidentalis A. Sutherland 1963-2-20 3 Yolo CA Hwy 128 ca 10 mi E of boat landing on Lake Berryessa Comment
  UCD22456  Raphanus Joe Di Tomaso 2003-7-15 s.n. Yolo University Farm. Grass flats, Field A. Comment
  UCD115229  Raphanus sativus K. Twitchell 1996-5-4 18 Yolo Davis, UC Davis Experimental Garden. 13 Comment
  UCR237590  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2012-3-9 18615 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 17 Comment
  UCD15497  Raphanus sativus Larry Reynolds 1984-5-5 3 Yolo Putah Creek at Pedrick Road. 21 Comment
  UCD124695  Rhamnus davurica John M. Tucker 1981-5-19 4455 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  POM136583  Rhamnus tomentella subsp. tomentella C. F. Baker 1903-5-7 3071 Yolo Rumsey. Comment
  UC735732  Rhaponticum repens Chas. Heiser 1947-6-19 1934 Yolo West Sacramento Comment
  CAS-BOT-BC200694  Rhus aromatica Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey 152 Comment
  SBBG4067  Rhus aromatica S. Shannon 1959-3-20 1 Yolo Cache Crk cyn, 6 mi NW of Rumsey, St Hwy 16 Comment
  SEINET10494637  Rhus trilobata Annetta M. Carter 1938-5-7 Carter 1369 Yolo Shrubs 3 to 4 1/2 ft high, fruit with tart, clammy-viscid coating; forming dense colony 50 ft in diameter; gentle N-facing slope, open Quercus wislizenii, Q. douglasii, Pinus sabiniana association, Cache Creek Canyon, 3.6 mi N of Rumsey. 152 Comment
  UCD142320  Ricinus communis K. Esau; D. Hartmann 1941-8-19 s.n. Yolo Knights Landing. Comment
  UCD39741  Ricinus communis Beecher Crampton 1957-10-30 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  CAS-BOT-BC74442  Rorippa curvisiliqua Roxana S. Ferris 1917-4-20 696 Yolo Tule land near Dunnigan. Comment
  UCD115302  Rorippa curvisiliqua Collector unknown 1932-5-1 s.n. Yolo Putah Creek. Comment
  UCD70460  Rosa californica M. Thibodeau 1995-5-21 5 Yolo Davis, N of Putah Creek. UC Davis Reserve at Russell Ranch. 17 Comment
  UCR146299  Rosa californica Beecher Crampton 1987-4-25 10095 Yolo Sacramento Valley, Yolo / Solano County border, Mace Blvd. crossing of south fork of Putah Creek, c. 3 mi SE of Davis 9 Comment
  UCD21529  Rostraria cristata Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. Comment
  UCD92277  Rostraria cristata Beecher Crampton 1955-5-5 2745 Yolo along Putah Creek, Recreation Beach, 9 miles west of city of Winters, Vaca Mtns. Comment
  UCD91406  Rubus armeniacus Lindsay Clark 2009-4-3 DVS 10 Yolo Next to Putah Creek bed near Mace Blvd. and San Marino Dr., in Davis. Comment
  UCD113997  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
  UCD91420  Rubus ursinus Lindsay Clark 2009-4-22 DVS 25 Yolo In Putah Creek Park in southeast Davis, along nature trail. 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
  JEPS84658  Rumex conglomeratus John W. Willoughby 1976-7-29 1816 Yolo about 1.2 mi nw State Hwy. 128 and County Rd 86 (Pleasants Valley Rd) jct (at fishing access along State Hwy 128, along Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  CDA30910  Rumex crispus M. Beyers 2010-5-12 449 Yolo Just east of County Road 87, along County Road 19 and an orchard drainage ditch here. 54 Comment
  UC452563  Rumex crispus Tracy J. Storer 1912-6-27 Yolo Rumsey Comment
  UCD101134  Rumex crispus Cay Collette 1975-5-17 19 Yolo Knight's Landing. Along levee roadside, Sacramento River. 15 Comment
  UCD101136  Rumex crispus A. S. Crafts 1926-7-8 439 Yolo University Farm Campus, Davis. Comment
  UCD144273  Rumex crispus Carol W. Witham 2003-4-7 906 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD146924  Rumex crispus Carol W. Witham 2003-4-7 899 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD55481  Rumex crispus J. Shepard 2000-4-9 124 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
  UCD97114  Rumex crispus Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7014 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About half way up the canyon on east side of creek. Comment
  UCR198248  Rumex dentatus Dean Kelch 2007-5-18 07 .328 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  UCR257199  Rumex dentatus George K. Helmkamp, Mary Alice Barnes 2013-5-8 20508 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
  UCD101359  Rumex occidentalis R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. Comment
  UCD35645  Rumex pulcher Beecher Crampton 1959-6-10 5346 Yolo Just north of Davis, along County Road 31. 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
  UCD138025  Sagittaria longiloba R. N. Raynor 1943-9-1 s.n. Yolo Knights' Landing. Comment
  RSA735363  Salix Keith E. Hoffmaster 1946-4-13 1237 Yolo Putah Canyon. Comment
  UCD22746  Salix Samantha Corte 1988-6-8 21 Yolo Road 32 after 86, near Putah Creek. 60 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
  UC1786433  Salix breweri Edward L. Smith 1966-4-8 722 Yolo Putah Canyon near Solano/Yolo county line. Comment
  UCD110789  Salix breweri Edward L. Smith 1967-5-7 s.n. Yolo Putah Creek Canyon, 7 miles west of Winters. 76 Comment
  CHSC9581  Salix exigua E. L. Smith 1971-4-29 955 Yolo Ca. 12.8 km w of Winters, in Putah Creek Canyon about 2 km below Monticello Dam. 76 Comment
  SBBG128871  Salix exigua G. K. Helmkamp, E. A. Helmkamp 2012-3-9 18611 Yolo E Main St (Co Rd 22), Woodland (parallel to I-5), 1.7 mi W of the Sacramento River 7 Comment
  UCD110904  Salix exigua Beecher Crampton 1976-3-20 9361 Yolo Yolo County, Vaca Mtns. Putah Creek canyon, ca. 8 miles west of Winters. Comment
  UCD110933  Salix exigua P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD34614  Salix exigua Beecher Crampton 1986-9-3 10061 Yolo Yolo County, 4 miles N.W. of Davis, Willow Slough and road 99. Comment
  CAS-BOT-BC227868  Salix exigua var. hindsiana Beecher Crampton 1986-9-3 10061 Yolo 4 miles N.W. of Davis, Willow Slough and road 99 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-BC227867  Salix fluviatilis Beecher Crampton 1986-9-4 10065 Yolo Solano County border, Mace road crossing at south fork of Putah Creek ca. 3 miles S.E. of Davis Comment
  CAS-BOT-BC104027  Salix gooddingii Roxana Stinchfield 1916-7-1 480 Yolo mouth of Buckeye Cr. Comment
  CAS-BOT-BC104028  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison 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
  SEINET4906159  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo near Madison Comment
  UCD110995  Salix gooddingii Grady L. Webster; Oren Pollak 1992-3-22 7745 Yolo Consumes River Preserve, Area 6. Just E of Southern Pacific tracks. 1 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
  SEINET10392472  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison. Comment
  CAS-BOT-BC106959  Salix laevigata Beecher Crampton 1987-3-31 10090 Yolo 6.5 miles west of Winters along Putah Creek 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
  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
  SBBG83461  Salix laevigata C. de Leon 1975-5-4 29 Yolo Putah Crk, 2 mi E on St Hwy 128 from Monticello Dam 201 Comment
  UCD111141  Salix laevigata Milton Workman 1953-3-21 14 Yolo Putah Creek bank near rodeo arena, University of California, Davis. 12 Comment
  UCD161080  Salix laevigata Craig Thomsen 2006-6-30 2624 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. West side of Cache Creek. 144 Comment
  UCD33988  Salix laevigata Beecher Crampton 1975-6-24 9228 Yolo Yolo County, Putah Creek Canyon, 6.5 miles west of Winters. Comment
  CAS-BOT-BC125156  Salix lasiandra var. lasiandra Beecher Crampton 1987-5-11 10117 Yolo County road 103 and Willow Slough Comment
  UCD161078  Salix lasiandra var. lasiandra Craig Thomsen 2006-6-30 2622 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. West side of Cache Creek. 144 Comment
  UCD34616  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10063 a Yolo Yolo County, 4.5 miles north of Davis, Willow Slough and road 27. Comment
  UCD34617  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10063 b Yolo Yolo County, 4.5 miles north of Davis, Willow Slough and road 27. Comment
  UCD34650  Salix lasiandra var. lasiandra Beecher Crampton 1987-3-31 10094 Yolo Yolo County, Willow Slough and county road 99, 4.5 miles N.W. of Davis. Comment
  CAS-BOT-BC106976  Salix lasiolepis Beecher Crampton 1976-1-5 9343 Yolo ca. 5.5 miles west of Winters along Hwy. 128. Banks of Putah Creek 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
  UCR55543  Salpichroa origanifolia Geraldine Y. Rippengale 1988-1 s.n. Yolo Just west of Yolo Airport, on Rippengale Property, between county roads 29 and 31, W side of County Road 95; around pump area 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
  CDA5805  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 Yolo Northwest corner of 5th & G Streets, Davis. 0 Comment
  UCD126789  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 s.n. Yolo Davis, northwest corner of 5th and G Streets. Comment
  UCD162399  Salpichroa origanifolia R. N. Raynor 1937-9-10 s.n Yolo Davis. Comment
  UCD162400  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 s.n. Yolo Davis, northwest corner of 5th and G streets. Comment
  UCD33613  Salpichroa rhomboidea Beecher Crampton 1970-8-31 8649 Yolo Davis. Comment
  UCD20773  Salsola damascena E. A. Dean; J. Shepard 2002-7-11 s.n. Yolo Yolo County. City of Davis. University of California farm. 19 Comment
  UCD149334  Salsola tragus Collector Unknown 1932-5-31 s.n. Yolo City of Woodland. 25 Comment
  UC1053296  Salvia grahamii June McCaskill 1954-5-24 314 Yolo Davis; in yard at 914 D Street Comment
  UCD15597  Sambucus mexicana Lisa Montany 1985-5-1 11 Yolo North bank of Putah Creek, approx. 0.25 miles west of Rd 98. 21 Comment
  CAS-BOT-BC245832  Sambucus nigra subsp. caerulea H. Popenoe 1949-6-2 28 Yolo By Winters-Davis flight strip Comment
  UCD13215  Sambucus nigra subsp. caerulea Steve Daniel 1986-5-16 28 Yolo Along hwy 128/Covell Blvd, 8 mi W of Davis, S side of the rd. Comment
  UCD137195  Sambucus nigra subsp. caerulea Cay Collette 1975-5-31 21 Yolo Knight's Landing. 15' from Sacramento River. 15 Comment
  UCD137224  Sambucus nigra subsp. caerulea J. K. Couch 1995-5-17 9 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD137233  Sambucus nigra subsp. caerulea L. P. Thibault 1995-5-16 35 Yolo north Davis Farm Road, Davis. 15 Comment
  UCD137618  Sambucus nigra subsp. caerulea A. S. Crafts 1926-6-1 163 Yolo University Farm Campus, Davis. Putah Creek. Comment
  UCD47836  Sanicula bipinnata A. Laffin; A. Randall, S. Holck 2002-4-13 19 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 Springs 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
  UCR131636  Sanicula bipinnata Beecher Crampton 1978-3-16 9545 Yolo Sacramento Valley, 2 miles west of Winters 46 Comment
  UCD73629  Sanicula bipinnatifida Ellen Dean; Elizabeth Goebel 2008-4-7 4756 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  SEINET5744983 Image available Sanicula bipinnatifida Janet Hudson 1966-1 6 Yolo Up small canyon off road; State Hwy 128, ca. 3 miles W of Winters.; Winters Comment
  UCD127983  Sanicula crassicaulis Cherry Kline 1964-3-21 4 Yolo Cache Creek Canyon, State Highway 16, north of Rumsey. Comment
  RSA0048657  Sanicula menziesii Keith E. Hoffmaster 1946-4-13 1258 Yolo Putah Can. Comment
  RSA0048659  Sanicula menziesii Keith E. Hoffmaster 1924-4-24 1183 Yolo Putah Can. Comment
  UCD128063  Scandix pecten-veneris Vincent Chang 1966-3-24 20 Yolo State Highway 128, 2 miles west of Winters. 39 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
  UCR36586  Schoenoplectus acutus var. occidentalis A. C. Sanders 1984-6-18 5065 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD50084  Schoenoplectus acutus var. occidentalis S. C. Hanson 1949-5-15 5 Yolo Along irrigation ditch east of Yolo Bypass, 2 miles northwest of Sacramento. Comment
  UCD85256  Schoenoplectus americanus Christopher Michael Bronny 2010-9-19 27 Yolo Yolo County; Edge of Capay Dam apron, Cache Creek. 65 Comment
  CDA39120  Scirpus acutus G. M. Cole 1928-6-19 s.n. Yolo East end of causeway to Davis. 0 Comment
  SFV8781  Scirpus acutus var. occidentalis J. Arthur 1966-5-12 59 Yolo Sacramento Valley Davis. Putah Creek. 2 miles west of University of California campus. 15 Comment
  UCD142963  Scirpus microcarpus Ellen Dean; N. Gonzales 2013-8-8 7936 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2A. 45 Comment
  RSA733705  Scrophularia californica Keith E. Hoffmaster 1946-3-29 1253 Yolo Putah Canyon, near cannon-ball Comment
  UCD41137  Scutellaria tuberosa D. Lowry 2002-4-23 192 Yolo Eastern foothills of inner north coast range, Capay Valley. Ranch near Rumsey. Comment
  UC972290  Secale G. L. Stebbins Jr. 1952-10-22 Yolo Davis Comment
  UCD92557  Secale cereale Madson 1919-3-6 s.n. Yolo Davis. Comment
  SACT002076  Secale cereale 1925-5-9 Yolo No collectors/determiner listed. Comment
  UCD144436  Senecio vulgaris Carol W. Witham 2003-4-7 907 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD159328  Senecio vulgaris D. S. Park; J. Perez 2010-4-10 18 Yolo Yolo County.: UC Davis campus, lawn. 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
  UCD135832  Senecio vulgaris Walter Russell 1947-3-18 39 Yolo 200 block on D Street, Davis. Comment
  UCD34128  Senecio vulgaris Beecher Crampton 1977-3-2 9449 Yolo Yolo County, 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
  UC2061695  Sesuvium verrucosum Ellen Dean, C. Robbins 2013-8-28 7990 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. Comment
  UCD142973  Sesuvium verrucosum Ellen Dean; C. Robbins 2013-8-28 7990 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
  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
  CHSC79427  Setaria pumila Beecher Crampton 1955-9-29 3163 Yolo 1.5 north of city of Davis, along U. S. Highway 99W. Comment
  UCD37708  Setaria pumila Beecher Crampton 1961-7-21 5938 Yolo Yolo County, 2.5 miles northwest of city of Davis, along County Road 99. Comment
  UCD92696  Setaria pumila Beecher Crampton 1953-8-26 1613 Yolo city of Davis, University of California campus. Comment
  UCD92706  Setaria pumila Beecher Crampton 1961-7-21 5938 Yolo 2.5 miles northwest of city of Davis, along County Road 99. Comment
  UCD32822  Setaria verticillata Beecher Crampton 1964-8-3 7137 Yolo Yolo County, Davis. Comment
  UCD92824  Setaria verticillata R. N. Raynor 1939-7-15 s.n. Yolo Yolo County. Comment
  UCD92852  Setaria viridis August L. Hormay Date unknown s.n. Yolo Davis. UC campus. Comment
  UCD58030  Sherardia arvensis Ellen Dean; K. Mawdsley 2007-4-6 3569 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
  RSA699277  Sidalcea Keith E. Hoffmaster 1939-4-6 s.n. Yolo Putah Canyon. Comment
  POM61702  Sidalcea diploscypha Edward L. Greene 1903-5-7 2931 Yolo Rumsey Comment
  UCD116610  Sidalcea diploscypha H. A. Borthwick 1925-5-25 1819 Yolo Putah Canyon. Comment
  UCD41033  Sidalcea keckii Carol W. Witham 2003-4-26 965 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72403  Sidalcea keckii Ellen Dean; C. Witham, R. Preston, J. Buck 2007-4-20 3707 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersection of County Roads 106 and 38 (continue S through gate on extension of C.R. 106, turn west to farm structures). 1 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
  UCD116623  Sidalcea keckii Fleur Ng'weno 1989-5-1 DQ 27 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD116636  Sidalcea keckii Craig Thomsen 1993-4-1 1795 Yolo at corner of Road 96 and Yellowstone, NW end of city of Davis. Comment
  UC917308  Silene californica H. B. Currier and C. B. Heiser Jr. 1947-4-10 1898 Yolo in canyon just off Highway 16 ca 1 mi nw Rumsey; nw of Rumsey Comment
  POM181694  Silene gallica L. F. Robbins 1927-3-26 s.n. Yolo Putah Canyon. Comment
  UCD149352  Silene gallica R. Gay 1954-4-14 s.n. Yolo City of Madison, V. Mast Ranch. 44 Comment
  UCD20850  Silene gallica N. Nicola 2001-4-19 066 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD62849  Silene gallica Michael J. Bower; Plant Biology 102 students 2008-4-6 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. 100 Comment
  UCR207829  Silene gallica George K. Helmkamp, E. A. Helmkamp 2009-3-24 14449 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  RSA634955  Silene gallica Michael A. Vincent, Ethan H. Freid 1998-4-7 8155 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  UCSB71661  Silene gallica Cheadle, Vernon 1955-7-19 Yolo Botany Department Greenhouse; University of California, Davis Comment
  CDA7654  Silybum marianum Bill Morgan 1973-6-25 Yolo 0 Comment
  RSA473582  Silybum marianum Glenn A. Gorelick 1966-5-3 s.n. Yolo C Street and 2nd Street, Davis. Comment
  UCD135837  Silybum marianum B. Crampton 1959-12-3 s.n. Yolo Agronomy, UC Davis Campus. Comment
  UCD135838  Silybum marianum Alan P. Godlewski 1974-4-27 s.n. ` Yolo south of Environmental Horticulture on the UC Davis campus. Comment
  UCD115403  Sinapis alba A. S. Crafts 1926-7-8 441 Yolo Davis, University Farm Campus. Comment
  UCD80909  Sinapis arvensis Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5313 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
  CDA3902  Sinapis arvensis Margaret Bellue 1933-6-6 Yolo 0 Comment
  UCD115404  Sinapis arvensis A. S. Crafts 1932-6-6 1 Yolo Boyer Ranch, near Davis. Comment
  UCD115441  Sinapis arvensis M. Sokoloff 1924-6-1 17 Yolo Davis. Comment
  UCD20152  Sinapis arvensis J. Shepard 2002-4-18 s.n. Yolo Davis, on 5th street, growing in strip between street and sidewalk. Comment
  UCD33153  Sinapis arvensis Beecher Crampton 1967-4-11 7824 Yolo Yolo County, Davis. Comment
  CAS-BOT-BC75046  Sisymbrium altissimum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg. Sacramento River. Comment
  CAS-BOT-BC474704  Sisymbrium irio Jean Shepard 2010-4-24 838 Yolo City of Davis, downtown, between G St. and RR track and beween 3rd and 4th Sts. in an alley Comment
  CAS-BOT-BC75300  Sisymbrium officinale W. D. Hamilton 1946-4-20 s.n. Yolo Davis. Comment
  SBBG115668  Sisymbrium orientale A. M. Shapiro 1985-4-11 Yolo University of California Davis campus, Old Davis Rd, near 1-80 jct Comment
  UCD19128  Sisymbrium orientale A. M. Shapiro 1985-4-11 s.n. Yolo city of Davis, UC Davis campus, Old Davis Rd. near I-80 junction. Comment
  CDA18063  Solanum elaeagnifolium J. King, JY 1999-7-29 PDR 1202573 Yolo Port of Sacramento, West Sacramento. 0 Comment
  UCD126905  Solanum elaeagnifolium M. Ramos 1996-5-21 20 Yolo south side of Davis. 13 Comment
  CDA41198  Solanum elaeagnifolium G. D. Barbe 1985-6-18 4234 Yolo Delmonte Street and Harbor Boulevard, Port of Sacramento, West Sacramento. 0 Comment
  NY826941  Solanum elaeagnifolium B. Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Southern Pacific railroad. Comment
  SEINET246028  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  SEINET7262406 Image available Solanum elaeagnifolium M. Nee 1988-8-14 36781 Yolo University of California Davis campus Comment
  UCD126035  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Comment
  SEINET10923182  Solanum melongena Stephanie Frischie 2000-10-7 Frischie 121 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD21337  Solanum nigrum J. Shepard 2000-7-21 328 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, archery range, and model plane flying area on north side of track. 12 Comment
  UCR141665  Solanum nigrum Gene Miyao 1981-11-12 s.n. Yolo Yolo County 70 Comment
  NY821145  Solanum parishii C. F. Baker 1903-5-8 2890 Yolo Cache Creek canon [canyon] Comment
  UCD126984  Solanum parishii M. Phillips 1929-4-30 1973 Yolo Putah Canyon. Comment
  UCD126995  Solanum parishii M. Wiesendanger 1927-5-4 642 Yolo Putah Canyon. Comment
  NY820805  Solanum rostratum B. Crampton 1955-7-29 3131 Yolo City of Davis, University of California campus, west of sewage disposal site Comment
  UCD19123  Solanum rostratum A. M. Shapiro 1988-12-17 s.n. Yolo city of Davis, UC Davis campus, north of new Food and Ag building. Comment
  SEINET10780201  Solanum tuberosum Stephanie Frischie 2000-10-14 Frischie 146 Yolo Davis Farmers' Market, Davis, CA. Comment
  UC735730  Solanum umbelliferum Charles B. Heiser Jr. 1947-4-10 1902 Yolo about 1 mi n of Rumsey (nw of Highway 16) Comment
  RSA62296  Solanum umbelliferum C. F. Baker 1903-5-8 2890 Yolo Cache Creek cannon [Canyon] Comment
  UCD127086  Solanum xanti Ogden C. Riddle 1942-3-30 54 Yolo Putah Canyon, 4 miles west of Recreation Beach. Comment
  UCD127095  Solanum xanti Kamala Crompton 1996-4-21 6 Yolo along Road 128, near to Cold Canyon Preserve. 100 Comment
  UCD146250  Sonchus asper subsp. asper Daniel S. Park; K. Yeo 2010-4-16 19 Yolo Davis, 2nd St. roadside. 14 Comment
  UCD80924  Sonchus asper subsp. asper Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5327 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 parking area. 9 Comment
  UCD38748  Sonchus asper subsp. asper Beecher Crampton 1957-9-16 4613 Yolo 8.5 miles northwest of Davis. Comment
  UCD160554  Sonchus oleraceus Ellen Dean; Craig Thomsen 2015-3-21 8606 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
  UCD21250  Sonchus oleraceus J. Shepard 2000-4-9 113 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 side of path by archery range, north of parking lot on N side of entrance road. 12 Comment
  UCD21380  Sonchus oleraceus J. Shepard 2001-3-26 422 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. Five yards from east boundary and the Department of Defense property fence and approximately 200 yards north of County Road 36. 12 Comment
  UCD73712  Sonchus oleraceus Ayzik Solomeshch 2004-5-13 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD136179  Sonchus oleraceus K. Esau 1937-5-28 s.n. Yolo Davis. Comment
  UC1476881  Sorghum bicolor T. C. Fuller and G. D. Barbe 1979-9-20 2251 Yolo s.w. Woodland (w. of Co. Rd. 95, between co. rds. 25 & 27) Comment
  CHSC79428  Sorghum halepense Beecher Crampton 1955-10-13 3176 Yolo City of Davis. Comment
  UCD37676  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo 1 mile N of Davis. Comment
  UCD92666  Sorghum halepense G. F. Hrusa 1996-6-24 13074 Yolo North Coast Biodiversity Arena. Rd. 102 immed. S of intersection with Gibson Road. 15 Comment
  UCD92766  Sorghum halepense R. Tofsrud 1947-5-25 s.n. Yolo Davis R.R. Junction. Comment
  UCR119177  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo Sacramento Valley, 1 mile north of the city of Davis. 15 Comment
  UCD94814  Sparganium eurycarpum Beecher Crampton 1961-10-25 6048 Yolo 4 miles NW of Bryte, Yolo Bypass. Comment
  CHSC107527  Spergularia bocconi D. G. Kelch 2007-5-18 07 .326 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. 4 Comment
  CHSC59961  Spergularia bocconi J. M. Tucker 1977-5-2 4392 Yolo Around greenhouses; Orchard Park greenhouse complex (Range 3), University of California campus, Davis. Comment
  UCD21298  Spergularia bocconi J. Shepard 2000-5-8 237 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 east boundary of park, near ruts in road. 12 Comment
  SEINET5726656 Image available Spergularia bocconi J. M. Tucker 1977-1 4392 Yolo Orchard Park greenhouse complex (Range 3), University of California campus; Davis Comment
  SFV1238  Spergularia bocconi S. A. Bamberg 1964-4-13 s. n. Yolo Sacramento Valley Just north of Teichert Aggregates, northeast corner of junction of County Road 29 and U. S. Highway Alternate 40, about 2 miles northwest of Davis. Comment
  CAS-BOT-BC390752  Spergularia marina Doris K. Kildale 1928-5-8 5032 Yolo 12 miles north of Dixon 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
  RSA321849  Spiraea densiflora James R. Shevock 1979-6-23 6264 Yolo Occasional on a rocky slope above the Yuba River in a lodgepole pine forest adjacent to Interstate 80. Tahoe National Forest Comment
Read comments
Jul 30 2014
  UCD93107  Sporobolus cryptandrus Beecher Crampton 1963-6-28 T.O 2777 Yolo UC Davis Campus. Agronomy Experimental Area. Plant Inroduction Nursery. Comment
  UCD93110  Sporobolus cryptandrus Beecher Crampton 1965-10-8 7536 Yolo 1 mile NE of Woodland, Kentucky Ave. Comment
  UCD34264  Sporobolus indicus Beecher Crampton 1978-7-10 9620 Yolo UC Davis Campus. N of tennis courts and W of Howard Way. Comment
  UCD93144  Sporobolus indicus Beecher Crampton 1964-8-11 7138 Yolo UC Davis Campus. N of Hunt Hall. Comment
  UCD93146  Sporobolus indicus Beecher Crampton 1968-7-31 8318 Yolo UC Davis Campus. East of gymnasium. Comment
  UCD93147  Sporobolus indicus Beecher Crampton 1976-8-28 9408 Yolo Davis. Senior High School. Comment
  UCD38305  Stachys ajugoides Beecher Crampton 1953-11-22 1738 Yolo 1 mile north of Davis. Comment
  UC726310  Stachys ajugoides var. ajugoides A. A. Heller 1929-6-2 14895 Yolo Woodland Comment
  JEPS84661  Stachys stricta John W. Willoughby 1979-8-13 4416 Yolo 1.2 mi nw Pleasant Valley Road (County Road 86) (fishing access along State Highway 128); Vaca Mountains, Putah Creek 60 Comment
  CAS-BOT-BC374800  Stebbinsoseris heterocarpa John W. Willoughby 1977-3-27 1977 Yolo Vaca Mountains. Hills north of State Highway 128 at fishing access 1.2 miles northwest of the junction of the highway and Pleasants Valley Road (County Road 86) 60 Comment
  UCD80943  Stellaria media Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5346 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
  UCR237642  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 17 Comment
  UCD99374  Stellaria media C. G. Baughn 1949-5-15 43 Yolo Davis. Comment
  UCD99432  Stellaria media Ogden C. Riddle 1942-3-1 4 Yolo Davis campus, near greenhouses. Comment
  SEINET11696158  Stipa capensis Unknown 1968-6-28 T.O. 4221 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery row P-62 Comment
  UCR119037  Stipa cernua Beecher Crampton 1958-4-21 4705 Yolo Vaca Mountains, 1/2 mile north of Guinda, Copay Valley, along State Hwy. 16. 152 Comment
  SEINET242441  Stipa lessingiana Beecher Crampton 1968-5-1 T.O. 4079 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery, row O-79 Comment
  HSC13373  Stipa pulchra J. V. Lenz 1947-3-29 Yolo Putah Canyon Comment
  UCD116006  Streptanthus glandulosus subsp. glandulosus F. W. Hays 1927-4-2 583 Yolo Putah Canyon. Comment
  UCD34294  Suaeda calceoliformis Beecher Crampton 1978-11-3 9674 Yolo 4 miles s.e. 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
  UCD34257  Suaeda nigra Beecher Crampton 1978-6-27 9613 A 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
  UCD81055  Suaeda nigra Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5591 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
  UCD148279  Symphyotrichum Robert E. Preston 2013-10-23 2942 Yolo Yolo Bypass, at N end of Greens Lake. 3 Comment
  UCD169985  Symphyotrichum chilense G. F. Hrusa 1997-12-13 14134 Yolo Tule canal. On bank of S levee along canal. Comment
  UCD136631  Symphyotrichum spathulatum W. W. Robbins; W. D. Norton 1927-10-1 831 Yolo West of Davis. Comment
  UCD159496  Symphyotrichum subulatum var. elongatum D. S. Park 2010-8-25 246 Yolo West Sacramento. Growing along E. Main St. between road and railroad. Disturbed. Weedy habitat. 5 Comment
  UCD18364  Symphytum officinale Hank Segall 1999-5-1 s.n. Yolo city of Davis, UC Davis campus, near student domes, Experimental Farm. Comment
  RSA261392  Tamarix parviflora Elaine J. Imada 1971-4-10 6 Yolo Along Cache Creek; State Hwy 16, 2 miles S of the Colusa-Yolo Co line. Comment
  SEINET10575098  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 81 Yolo Hwy CA 16, 1/4 mile N of Capay, Cache Creek. Comment
  SEINET10862916  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 82 Yolo Road 57, Cache Creek, Guinda. Comment
  UCD20816  Tamarix parviflora N. Nicola 2001-3-28 032 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  RSA98279  Tamarix parviflora Quentin D. Clarkson 1954-4-6 s.n. Yolo About 5 miles N of Rumsey along CA Hwy 16. Along Cache Cr. Comment
  UCD136734  Taraxacum officinale Beecher Crampton 1960-9-21 5782 Yolo Davis. Comment
  UCD96954  Tetragonia tetragonoides C. F. Ehlig 1951-5-2 43 Yolo Truck Crops Field Plots, 2 miles west of Davis. Comment
  UC638698  Tetrapteron graciliflorum Ethel Crum 1938-5-7 2006 Yolo 3.5 mi nw Rumsey; Inner North Coast Range, Comanche Hills 213 Comment
  CAS-BOT-BC88009  Thelypodium Roxana Stinchfield 1916-7-1 359 Yolo Mouth of Buckeye Creek. Comment
  UCD93332  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles NE of Davis, along County Road 102. Comment
  UCD56716  Thysanocarpus curvipes Ellen Dean; M. Bibbo 2007-3-23 3409 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
  SEINET5738103 Image available Tipuana tipu Shirley C. Tucker 1988-1 28890 Yolo Near unused concrete bridge over Putah Creek, E end of University of California (Davis) Arboretum, Davis.; Univ. of California, Davis 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
  UCD160028  Torilis arvensis J. Shepard 2015-4-12 894 Yolo City of Davis. East Davis, intersection of Monarch and Temple, NW corner. 10 Comment
  UCD62901  Torilis arvensis Christa Lindsey; 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. 103 Comment
  CDA5464  Torilis nodosa T. C. Fuller 1958-5-2 3962 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  UCD128185  Torilis nodosa J. D. Skoss 1948-6-6 26 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. Comment
  SEINET11740922  Torreya californica A. T. Leiser, Stebbins, L. 1983-11-5 s.n. Yolo Ray House Rd, Leviathian Mine Comment
  CAS-BOT-BC173003  Toxicodendron diversilobum P. B. Kaufman 1950-4-7 25 Yolo Putah Canyon Comment
  SFV2132  Toxicodendron diversilobum G. W. Sanderson 1960-4-13 214 Yolo Cache Creek Basin, State Highway 16, about 5 miles north of Rumsey. Growing in shade of trees along stream bank. Comment
  UCD116984  Toxicodendron diversilobum Chas. Heiser 1947-4-21 1908 Yolo Putah Creek, campus, Davis. Comment
  UCD20817  Toxicodendron diversilobum N. Nicola 2001-3-28 033 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  UCD139861  Toxicoscordion fremontii Alpaslun Ongun 1961-3-10 4 Yolo Poleline Road north of Davis. Comment
  UCD139980  Tradescantia fluminensis Shogo Yamaguchi 1955-6-12 s.n. Yolo Aggie Villa, 1st Street. Comment
  UCD136897  Tragopogon porrifolius B. Tanjoco; E. Larimer 2002-4-27 11 Yolo W. of the town of Davis. UC Davis Ecosystem Reserve. N. side of Putah Creek, just W of the UC Davis Landfill on Pedrick Rd. 21 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
  UCD142295  Triadica sebifera Barry Meyers-Rice; Elizabeth Salvia 1999-11-27 MR 991101 Yolo North Ponds' in Davis; near the intersections of F Street and Anderson Road. Comment
  UCD107388  Tribulus terrestris K. Esau 1931-6-1 2235 Yolo University of Farm Campus. Comment
  CDA37734  Tribulus terrestris Robin Breckenridge 2010-7-2 s.n. Yolo Brooks. 0 Comment
  UCD107404  Tribulus terrestris C. H. Lamoureux 1957-4-29 1229 Yolo East side of highway; U.S. Highway 40 Alternate (99W), 200 yards north of its junction with Davis-Winters road. 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
  RSA699714  Trifolium Keith E. Hoffmaster 1940-4-28 967 Yolo Davis, 2 mi. north. Comment
  RSA699715  Trifolium Keith E. Hoffmaster 1940-4-28 968 Yolo Davis, 2 mi. north. Comment
  RSA699922  Trifolium Keith E. Hoffmaster 1946-3-29 1201 Yolo Putah Canyon. Comment
  RSA699716  Trifolium Keith E. Hoffmaster 1940-4-28 969 Yolo Davis, 1 mi. north. Comment
  UCD169003  Trifolium albopurpureum Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9304 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. 157 Comment
  HSC15106  Trifolium albopurpureum M. Dole 1963-4-9 16 Yolo 2 mi. W of Zamora on Rd. 15 Comment
  UCD33047  Trifolium albopurpureum Beecher Crampton 1966-4-11 7641 Yolo 2 miles north of Rumsey, foothill flat above Cache Creek. Comment
  UCD34400  Trifolium albopurpureum Beecher Crampton 1982-3-22 9822 Yolo 5 miles W of Winters. Comment
  UCD35836  Trifolium albopurpureum Beecher Crampton 1965-4-6 7253 Yolo 2 miles west of Winters. Comment
  UC625441  Trifolium albopurpureum var. albopurpureum Frank W. Gould 1938-4-22 Yolo 1/2 mi ne Rumsey Comment
  UCD56702  Trifolium bifidum Ellen Dean; M. Bibbo 2007-3-23 3395 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
  UC638708  Trifolium bifidum var. decipiens Ethel Crum 1938-5-7 1991 Yolo 4 mi n Rumsey (Cache Creek Canyon); Inner North Coast Ranges 152 Comment
  UCD21258  Trifolium bifidum var. decipiens J. Shepard 2000-4-21 146 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 parking lots on S side of road. 12 Comment
  UCD33596  Trifolium campestre Beecher Crampton 1970-6-22 8621 Yolo UC Davis Campus, Dairy Barn lawn. Comment
  UCD108284  Trifolium ciliolatum Fleur Ng'weno 1989-5-5 DQ 35 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD160560  Trifolium ciliolatum Ellen Dean; Craig Thomsen 2015-3-21 8610 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at northwest end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 274 Comment
  UCD38435  Trifolium ciliolatum Beecher Crampton 1955-4-14 2490 Yolo 2 miles northwest of Dunnigan. Comment
  UCR226142  Trifolium ciliolatum Michael J. Bower, Plant Biology 102 students 2008-4-6 001 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam, Bray Canyon 109 Comment
  UCD36188  Trifolium ciliolatum Beecher Crampton 1953-4-9 1064 Yolo 5 miles west of city of Winters, above Putah Creek. Comment
  UCD21269  Trifolium depauperatum J. Shepard 2000-4-30 158 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
  UCD82189  Trifolium depauperatum J. Shepard 2004-3-21 636 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 to Department of Defense fence. South 30 yds. 12 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
  RSA699730  Trifolium depauperatum var. amplectens Keith E. Hoffmaster 1946-4-19 1096 Yolo 3-4 miles N of Davis. Comment
  UCD35917  Trifolium depauperatum var. amplectens Beecher Crampton 1953-4-19 1111 Yolo 1.5 miles north of Davis. Comment
  SBBG29024  Trifolium depauperatum var. truncatum B. Crampton 1966-4-28 7681 Yolo 1 mi SW Saxon Station 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
  UCD35738  Trifolium depauperatum var. truncatum Beecher Crampton 1953-3-31 1053 Yolo About 4 miles west of Davis. 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
  UCD38254  Trifolium fragiferum Beecher Crampton 1953-8-20 1598 Yolo Lawn, UC Davis campus. Comment
  SBBG29023  Trifolium fucatum B. Crampton 1966-4-19 7653 Yolo 0.25 mi S Saxon Station Comment
  UCD108975  Trifolium fucatum Collector Unknown 1925-5-11 1692 Yolo Davis. Comment
  UCD84335  Trifolium fucatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CDA27950  Trifolium fucatum C. Justus 1959-4-21 Yolo County Road 19, Esparto. 0 Comment
  RSA699927  Trifolium fucatum Keith E. Hoffmaster 1946-4-19 1200 Yolo 3-4 miles NE of Davis. Comment
  UCD33056  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo 1/4 mile south of Saxon Station. Comment
  UCD35916  Trifolium fucatum Beecher Crampton 1953-4-19 1112 Yolo 1.5 miles north of Davis. Comment
  UCD39966  Trifolium glomeratum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 296,673. Comment
  SBBG29026  Trifolium gracilentum B. Crampton 1966-4-11 7639 Yolo Woodland, along the railroad Comment
  UCD41300  Trifolium gracilentum Ellen Dean; Jean Shepard 2003-5-18 1804 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
  UCD55514  Trifolium gracilentum J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 650 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 about .4 mi., thence south 100 yd. 10 Comment
  UCD109762  Trifolium gracilentum M. J. Wright 1948-3-30 s.n. Yolo UC Davis Campus. Comment
  UCD35786  Trifolium gracilentum Beecher Crampton 1962-4-23 6235 Yolo Woodland at S.P. R.R. station. Comment
  UCD36182  Trifolium gracilentum Beecher Crampton 1953-3-31 1054 Yolo 5 miles west of city of Davis, in field above Putah Creek. Comment
  UCD37790  Trifolium gracilentum Beecher Crampton 1962-4-2 6108 Yolo 1.5 miles west of Winters, along Putah Creek. Comment
  UCD68073  Trifolium incarnatum Julia Curlette 1992-1 4 Yolo On Portage Bay Road, along the roadside. In an area dominated by convolvulus, and monocots, on dry chunky soil, 15-20 individuals in area. Plant erect and hairy, 6-12 in. high. Leaves, obovate; Flowers, red crimson. Comment
  UCD33046  Trifolium microcephalum Beecher Crampton 1966-4-11 7640 Yolo Yolo County, 2 miles north of Rumsey, foothill flat above Cache Creek. Comment
  UCD35935  Trifolium microcephalum Beecher Crampton 1953-4-9 1065 Yolo Putah Canyon, 5 miles west of Winters. Comment
  UCD38986  Trifolium oliganthum Beecher Crampton 1961-3-27 5845 Yolo 2 miles west of Winters. Comment
  UCD107579  Trifolium olivaceum Beecher Crampton 1965-4-6 7251 Yolo 2 miles west of Winters. Comment
  UCD33044  Trifolium olivaceum Beecher Crampton 1966-4-6 7637 Yolo 2 miles W of Winters. Comment
  UCD35834  Trifolium olivaceum Beecher Crampton 1965-4-6 7251 Yolo 2 miles west of Winters. 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
  UCD143714  Trifolium repens Beecher Crampton 1965-2-24 s.n. Yolo UC Davis campus. Comment
  UCD149357  Trifolium subterraneum Collector Unknown 1952-1 s.n. Yolo City of Madison. 44 Comment
  UCD73596  Trifolium subterraneum Ellen Dean; Elizabeth Goebel 2008-4-7 4731 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
  UCD35739  Trifolium variegatum var. major Beecher Crampton 1953-3-31 1046 Yolo Madison. Comment
  UC630790  Trifolium variegatum var. melananthum P. B. Kennedy 1915-4-26 Yolo Davis 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
  UCD109538  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD109866  Trifolium willdenovii K. O'Keefe 1995-6-3 s.n. Yolo 100 m from west side of Cold Creek, 250 m from confluence with Putah Creek. Below and east of Lake Berryessa, on side of Highway 128. 120 Comment
  UCD109902  Trifolium willdenovii M. Wiesendanger 1927-4-29 592 Yolo Davis. Comment
  UCD20835  Trifolium willdenovii N. Nicola 2001-4-4 51 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. 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
  UCD34223  Trifolium willdenovii Beecher Crampton 1978-5-8 9576 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. 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
  UCD73269  Trifolium willdenovii Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4843 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCR225268  Trifolium willdenovii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  SBBG115575  Trifolium willdenovii B. Crampton 1982-3-22 9819 Yolo 2 mi W of Winters on Rd 87 Comment
  UCD109844  Trifolium willdenovii Alan P. Godlewski 1974-4-25 s.n. Yolo South of Envir. Hort. On the U.C. Davis campus. 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
  UCD33694  Trifolium willdenovii Beecher Crampton 1972-4-3 8781 Yolo Yolo County, 1/4 mile south of Saxon Station at intersection of County roads 106 and 38. Comment
  UCD146952  Triglochin scilloides Carol W. Witham 2003-4-26 963 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD123394  Triphysaria eriantha J. M. Tucker 1961-3-13 3585 Yolo ca. 1 1/2 miles north of Davis, on east side of railroad track. Comment
  UCD146941  Triphysaria eriantha subsp. eriantha Carol W. Witham 2003-4-7 874 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21216  Triphysaria eriantha subsp. eriantha J. Shepard 2000-3-18 82 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 entrance road near open, partly mowed field used to fly model planes. 12 Comment
  UCD139317  Triteleia hyacinthina M. I. Wibawa 1996-4-13 5 Yolo on the corner of Tubbs Road and Sweeney Road. 17 Comment
  UCD139321  Triteleia hyacinthina Fleur Ng'weno 1989-5-7 DQ 42 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD68023  Triteleia ixioides C. P. Pease 1995-6-2 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  RSA233005  Triteleia ixioides subsp. scabra D. A. Young 1969-5-4 P 360 Yolo 2.5 miles northwest of Woodland, along Highway 16 south of Madison 274 Comment
  SEINET233354  Triteleia laxa Becky Wilson 1973-4-10 10 Yolo 7 miles west on Winters in Thompson Canyon; 183 Comment
  SEINET8506559  Triteleia laxa Schank 1959-3-28 s.n. Yolo Ca 2 miles E of Winter above Hwy 128. 152 Comment
  UCD139381  Triteleia laxa Ogden C. Riddle 1942-3-30 46 Yolo mouth Putah Canyon. Comment
  UCD14271  Triteleia laxa Marianne Lewin 1973-4-10 22 Yolo Yolo County; 7 miles west of Winters in Thompson Canyon near Lake Berryessa, off of Road 128 and 1 mile south of Monticello Dam; Comment
  CHSC6710  Triticum aestivum B. Anthony 1968-4-7 443 Yolo 5 miles S. of Woodland on Hwy. 113. Comment
  UCD78246  Tropidocarpum gracile J. Shep